1 2016-07-14 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/71866
4 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
5 (do_hoist_insertion): Avoid endless recursion when we
6 didn't insert anything because we managed to simplify
7 things down to a constant or SSA name.
8 (fully_constant_expression): Re-write in terms of ...
9 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
10 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
11 vn_nary_build_or_lookup_1.
12 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
13 (vn_nary_build_or_lookup): ... this which now wraps it.
15 2016-07-14 Alan Modra <amodra@gmail.com>
18 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
19 with p9_vector override before power9-dform override.
21 2016-07-13 Andi Kleen <ak@linux.intel.com>
23 * value-prof.c (gimple_value_profile_transformations): Don't run
24 when auto_profile is on.
26 2016-07-13 Andi Kleen <ak@linux.intel.com>
28 * auto-profile.c (update_inlined_ind_target,
29 afdo_indirect_call): Print information to dump file.
31 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
33 * genrecog.c (special_predicate_operand_p): New function.
34 (predicate_name): Move function.
35 (validate_pattern): Don't warn about missing mode for all
36 define_special_predicate predicates.
38 2016-07-13 Bin Cheng <bin.cheng@arm.com>
40 * tree-vect-data-refs.c (vect_no_alias_p): New function.
41 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
42 resolve alias checks which are known at compilation time.
43 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
44 alias checks are resolved. Move dump info for too many runtime
45 alias checks to here...
46 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
48 2016-07-13 Richard Biener <rguenther@suse.de>
50 PR tree-optimization/24574
51 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
52 position and add shift, rotate, divison and modulo support
54 (value_replacement): Pass in argument position to absorbing_element_p.
56 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
59 * ipa-inline-transform.c (inline_call): Support
62 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
64 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
65 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
67 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
68 Baseline. Make initial alternative TARGET_32BIT only.
70 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
71 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
74 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
76 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
77 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
78 availability with TARGET_HAVE_MOVT.
79 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
80 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
81 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
83 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
84 extra instruction if MOVW is available. Use a cost variable
85 incremented by COSTS_N_INSNS (1) when the condition match rather than
86 returning an arithmetic expression based on COSTS_N_INSNS. Make
87 constant with bottom half word zero cost 2 instruction if MOVW is
89 * config/arm/arm.md (define_attr "arch"): Add v8mb.
90 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
91 target is ARMv8-M Baseline.
92 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
93 (arm_movtas_ze): Likewise.
94 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
95 alternative for constants satisfying j constraint.
96 (thumb1_movsi_insn): Likewise.
97 (movsi splitter for K alternative): Tighten condition to not trigger
98 if movt is available and j constraint is satisfied.
99 (Pe immediate splitter): Likewise.
100 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
101 constant fitting in an halfword to use MOVW.
102 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
105 2016-07-13 Richard Biener <rguenther@suse.de>
108 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
109 gimplifying the LHS. Make sure to gimplify a returning twice
110 call LHS without using SSA names.
112 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
114 * tree-data-ref.c (find_data_references_in_stmt): Remove
115 unnecessary call to vec::release.
116 (graphite_find_data_references_in_stmt): Likewise.
117 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
118 * tree-vect-stmts.c (vectorizable_condition): Likewise.
120 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
122 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
123 * genmatch.c (lower_for): Likewise.
124 * haifa-sched.c (haifa_sched_init): Likewise.
125 (add_to_speculative_block): Likewise.
126 (create_check_block_twin): Likewise.
127 * predict.c (handle_missing_profiles): Likewise.
128 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
129 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
130 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
131 (maybe_lower_iteration_bound): Likewise.
132 * tree-ssa-sccvn.c (DFS): Likewise.
133 * tree-stdarg.c (reachable_at_most_once): Likewise.
134 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
135 (vectorizable_store): Likewise.
137 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
139 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
140 (sccvn_dom_walker): make cond_stack an auto_vec.
142 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
144 * ree.c (struct ext_state): Make type of members auto_vec.
145 (find_and_remove_re): Adjust.
147 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
149 * cfgexpand.c (struct stack_vars_data): Make type of fields
151 (expand_used_vars): Adjust.
153 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
155 * ipa.c (record_cdtor_fn): Adjust.
156 (build_cdtor_fns): Likewise.
157 (ipa_cdtor_merge): Make static_ctors and static_dtors local
160 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
162 * genextract.c (struct accum_extract): Add constructor and make
166 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
168 * tree.c (struct free_lang_data_d): Add constructor and change
169 types of members to ones that automatically manage resources.
170 (fld_worklist_push): Adjust.
171 (find_decls_types): Likewise.
172 (find_decls_types_in_eh_region): Likewise.
173 (free_lang_data_in_cgraph): Stop manually creating and
174 destroying members of free_lang_data_d.
176 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
178 PR rtl-optimization/68961
179 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
180 peephole variant. Use sse_reg_operand predicates.
182 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/predicates.md (x86_64_immediate_operand)
185 <case CONST_INT>: Remove unneeded truncation to DImode.
187 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
189 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
192 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
193 The xxperm and xxpermr instructions require that the 2nd input
194 operand overlap with the output operand, and not the 1st.
195 (altivec_vperm_v8hiv16qi): Likewise.
196 (altivec_vperm_<mode>_uns_internal): Likewise.
197 (altivec_vpermr_<mode>_internal): Likewise.
198 (vperm_v8hiv4si): Likewise.
199 (vperm_v16qiv8hi): Likewise.
201 2016-07-12 Martin Liska <mliska@suse.cz>
203 * params.def: Add avg-loop niter.
204 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
205 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
206 * doc/invoke.texi: Document the new parameter.
208 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
211 * expr.c (store_constructor): Mask sign-extended bits when widening
212 sub-word constructor element at the start of a word.
214 2016-07-12 Martin Liska <mliska@suse.cz>
216 * Makefile.in: Append rule for params-options.h.
217 * params-options.h: New file.
219 2016-07-12 Martin Liska <mliska@suse.cz>
221 * ira-build.c (mark_loops_for_removal): Properly iterate
224 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
225 Richard Biener <rguenther@suse.de>
227 PR tree-optimization/23286
228 PR tree-optimization/70159
229 * doc/invoke.texi: Document -fcode-hoisting.
230 * common.opt (fcode-hoisting): New flag.
231 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
232 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
233 (do_regular_insertion): Rename to ...
234 (do_pre_regular_insertion): ... this and amend general comments
235 on insertion strathegy.
236 (do_partial_partial_insertion): Rename to ...
237 (do_pre_partial_partial_insertion): ... this.
238 (do_hoist_insertion): New function.
239 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
240 and call do_hoist_insertion properly.
242 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
243 (pass_pre::execute): Register hoist_insert stats.
245 2016-07-12 Jakub Jelinek <jakub@redhat.com>
248 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
249 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
250 is different from mode's bitsize. Small cleanup.
252 2016-07-12 Richard Biener <rguenther@suse.de>
254 PR rtl-optimization/68961
255 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
256 to simplify to a non-constant.
258 2016-07-11 Jakub Jelinek <jakub@redhat.com>
261 * omp-low.c (expand_omp_target): Gimplify device.
263 PR tree-optimization/71823
264 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
265 to get vec_oprnds2 from op2.
267 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
269 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
270 Hoist common subexpressions.
271 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
273 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
276 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
277 prevent generation of 'stxsiwx' on pre Power8 hardware.
279 2016-07-11 David Malcolm <dmalcolm@redhat.com>
281 * input.c: Include cpplib.h.
282 (selftest::temp_source_file): New class.
283 (selftest::temp_source_file::temp_source_file): New ctor.
284 (selftest::temp_source_file::~temp_source_file): New dtor.
285 (selftest::should_have_column_data_p): New function.
286 (selftest::test_should_have_column_data_p): New function.
287 (selftest::temp_line_table): New class.
288 (selftest::temp_line_table::temp_line_table): New ctor.
289 (selftest::temp_line_table::~temp_line_table): New dtor.
290 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
291 it to create a temp_line_table.
292 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
293 locations that are known to have column data.
294 (selftest::line_table_case): New struct.
295 (selftest::test_reading_source_line): Move tempfile handling
296 to class temp_source_file.
297 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
298 (selftest::assert_token_loc_eq): New function.
299 (ASSERT_TOKEN_LOC_EQ): New macro.
300 (selftest::test_lexer): New function.
301 (selftest::boundary_locations): New array.
302 (selftest::input_c_tests): Call test_should_have_column_data_p.
303 Loop over a test matrix of interesting values of location and
304 default_range_bits, calling test_lexer on each case in the matrix.
305 Move call to test_accessing_ordinary_linemaps into the matrix.
306 * selftest.h (ASSERT_EQ): Reimplement in terms of...
307 (ASSERT_EQ_AT): New macro.
309 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
312 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
313 Don't convert TImode in debug insn.
315 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
317 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
318 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
319 (tree_type_common::lang_flag_7): New.
320 (tree_type_common::spare): Reduce size.
321 * tree.h (TYPE_ALIGN_OK): Remove.
322 (TYPE_LANG_FLAG_7): New.
323 (get_inner_reference): Adjust header.
324 * print-tree.c (print_node): Adjust.
325 * expr.c (get_inner_reference): Remove parameter keep_aligning.
326 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
327 calls to get_inner_reference.
328 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
329 handling of TYPE_ALIGN_OK.
330 * builtins.c (get_object_alignment_2): Adjust call to
331 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
332 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
334 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
335 * cfgexpand.c (expand_debug_expr): Likewise.
336 * dbxout.c (dbxout_expand_expr): Likewise.
337 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
338 loc_list_from_tree, fortran_common): Likewise.
339 * fold-const.c (optimize_bit_field_compare,
340 decode_field_reference, fold_unary_loc, fold_comparison,
341 split_address_to_core_and_offset): Likewise.
342 * gimple-laddress.c (execute): Likewise.
343 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
344 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
345 * hsa-gen.c (gen_hsa_addr): Likewise.
346 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
347 * tsan.c (instrument_expr): Likewise.
348 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
349 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
350 * tree-affine.c (tree_to_aff_combination,
351 get_inner_reference_aff): Adjust calls to get_inner_reference.
352 * tree-data-ref.c (split_constant_offset_1,
353 dr_analyze_innermost): Likewise.
354 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
355 * tree-sra.c (ipa_sra_check_caller): Likewise.
356 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
357 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
358 bswap_replace): Likewise.
359 * tree-vect-data-refs.c (vect_check_gather,
360 vect_analyze_data_refs): Likewise.
361 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
362 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
365 2016-07-11 David Malcolm <dmalcolm@redhat.com>
367 * Makefile.in (selftest-valgrind): New phony target.
368 * function-tests.c (selftest::build_cfg): Delete pass instances
370 (selftest::convert_to_ssa): Likewise.
371 (selftest::test_expansion_to_rtl): Likewise.
372 * tree-cfg.c (selftest::test_linear_chain): Release dominator
374 (selftest::test_diamond): Likewise.
376 2016-07-11 Richard Biener <rguenther@suse.de>
378 PR tree-optimization/71816
379 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
380 than replacing all of its operands.
382 2016-07-11 Alan Modra <amodra@gmail.com>
384 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
385 (ctr<mode>): Add unspec.
386 (ctr<mode>_internal*): Likewise.
388 2016-07-08 James Bowman <james.bowman@ftdichip.com>
390 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
391 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
393 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
395 PR rtl-optimization/71621
396 * lra-constraints.c (process_alt_operands): Check combination of
399 2016-07-08 Jason Merrill <jason@redhat.com>
400 Richard Biener <rguenther@suse.de>
402 P0145: Refining Expression Order for C++.
403 * gimplify.c (initial_rhs_predicate_for): New.
404 (gimplfy_modify_expr): Gimplify RHS before LHS.
406 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
409 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
410 Allow standard error handling to take over when a wrong number
411 of arguments is presented to __builtin_vec_ld () or
414 2016-07-08 Jiong Wang <jiong.wang@arm.com>
416 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
421 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
422 __builtin_aarch64_fmaxv2sf.
423 (vmaxnmq_f32): Likewise.
424 (vmaxnmq_f64): Likewise.
425 (vminnm_f32): Likewise.
426 (vminnmq_f32): Likewise.
427 (vminnmq_f64): Likewise.
429 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
432 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
433 enable -mfloat128-hardware by default.
434 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
435 that IEEE 128-bit hardware support needs.
436 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
437 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
438 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
439 floating point requires.
440 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
441 -mfloat128 and -mfloat128-hardware changes.
443 2016-07-08 Alan Hayward <alan.hayward@arm.com>
445 PR tree-optimization/71667
446 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
448 2016-07-08 Martin Liska <mliska@suse.cz>
451 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
452 folding produces SAVE_EXPRs, thus return false for the type.
454 2016-07-07 Martin Liska <mliska@suse.cz>
456 * file-find.c (remove_prefix): New function.
457 * file-find.h (remove_prefix): Declare the function.
458 * gcc-ar.c (main): Skip a folder of the wrapper if
459 a wrapped binary would point to the same file.
461 2016-07-07 Jan Hubicka <jh@suse.cz>
463 * tree-scalar-evolution.c (iv_can_overflow_p): export.
464 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
465 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
467 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
470 * ipa-inline-analysis.c (compute_inline_parameters): Set
471 local.can_change_signature to false for intrumentation
474 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
476 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
477 with TARGET_HAVE_MOVT.
478 (TARGET_HAVE_MOVT): Define.
479 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
480 availability with TARGET_HAVE_MOVT.
481 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
483 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
485 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
486 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
487 * config/arm/constraints.md (define_constraint "j"): Use
488 TARGET_HAVE_MOVT to check MOVT availability.
490 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
492 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
494 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
496 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
497 (armv8-m.main): Likewise.
498 (armv8-m.main+dsp): Likewise.
499 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
500 (FL_FOR_ARCH8M_MAIN): Likewise.
501 * config/arm/arm-tables.opt: Regenerate.
502 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
503 armv8-m.main+dsp to BE8_LINK_SPEC.
504 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
505 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
506 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
507 Baseline and Mainline.
508 (arm_option_override_internal): Also disable arm_restrict_it when
509 !arm_arch_notm. Update comment for -munaligned-access to also cover
511 (arm_file_start): Increase buffer size for printing architecture name.
512 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
513 and armv8-m.main+dsp.
514 (mno-unaligned-access): Clarify that this is disabled by default for
515 ARMv8-M Baseline architectures as well.
517 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
519 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
520 decide whether to prevent some libgcc routines being included for some
521 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
522 link between this condition and the one in
523 libgcc/config/arm/lib1func.S.
525 2016-07-07 Richard Biener <rguenther@suse.de>
527 * tree-ssa-pre.c: Include alias.h.
528 (compute_avail): If we have multiple VN_REFERENCEs with the
529 same hashtable entry adjust that to make it a valid replacement
530 for all of them with respect to alignment and aliasing
531 when doing insertion.
532 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
533 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
535 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
539 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
540 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
543 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
545 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
546 (adjust_mems): Adjust.
547 (adjust_insn): Likewise.
548 (prepare_call_arguments): Likewise.
550 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
552 * gcse.c (struct ls_expr): Make stores field a vector.
553 (ldst_entry): Adjust.
554 (free_ldst_entry): Likewise.
555 (print_ldst_list): Likewise.
556 (compute_ld_motion_mems): Likewise.
557 (update_ld_motion_stores): Likewise.
559 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
561 * gcse.c (struct ls_expr): Remove loads field.
562 (ldst_entry): Adjust.
563 (free_ldst_entry): Likewise.
564 (print_ldst_list): Likewise.
565 (compute_ld_motion_mems): Likewise.
567 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
569 * store-motion.c (struct st_expr): Make antic_stores a vector.
570 (st_expr_entry): Adjust.
571 (free_st_expr_entry): Likewise.
572 (print_store_motion_mems): Likewise.
573 (find_moveable_store): Likewise.
574 (compute_store_table): Likewise.
575 (remove_reachable_equiv_notes): Likewise.
576 (replace_store_insn): Likewise.
577 (build_store_vectors): Likewise.
579 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
581 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
582 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
584 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
586 PR tree-optimization/71518
587 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
588 misalign also for outer loops with negative step.
590 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
592 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
593 (cortex_a53_shift): Add mov_shift.
594 (cortex_a53_shift_reg): Add new reservation for register shifts.
595 (cortex_a53_alu): Remove bfm.
596 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
597 (cortex_a53_alu_extr): Add new reservation for EXTR.
598 (bypasses): Improve bypass modelling.
600 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
603 * config/avr/avr.c (avr_asm_select_section): Strip off
604 SECTION_DECLARED from flags when calling get_section.
606 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
608 * tree-vectorizer.h (vect_memory_access_type): Add
609 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
610 * tree-vect-stmts.c (compare_step_with_zero): New function.
611 (perm_mask_for_reverse): Move further up file.
612 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
614 (get_negative_load_store_type): New function.
615 (get_load_store_type): Call it. Add an ncopies argument.
616 (vectorizable_mask_load_store): Update call accordingly and
617 remove tests for negative steps.
618 (vectorizable_store, vectorizable_load): Likewise. Handle new
621 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
623 * tree-vectorizer.h (vect_memory_access_type): New enum.
624 (_stmt_vec_info): Add a memory_access_type field.
625 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
626 (vect_model_store_cost): Take an access type instead of a boolean.
627 (vect_model_load_cost): Likewise.
628 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
629 vect_model_store_cost and vect_model_load_cost.
630 * tree-vect-stmts.c (vec_load_store_type): New enum.
631 (vect_model_store_cost): Take an access type instead of a
632 store_lanes_p boolean. Simplify tests.
633 (vect_model_load_cost): Likewise, but for load_lanes_p.
634 (get_group_load_store_type, get_load_store_type): New functions.
635 (vectorizable_store): Use get_load_store_type. Record the access
636 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
637 (vectorizable_load): Likewise.
638 (vectorizable_mask_load_store): Likewise. Replace is_store
639 variable with vls_type.
641 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
643 * tree-vectorizer.h (vect_grouped_load_supported): Add a
644 single_element_p parameter.
645 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
646 Check the PR65518 case here rather than in vectorizable_load.
647 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
648 * tree-vect-stmts.c (vectorizable_load): Likewise.
650 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
652 * tree-vectorizer.h (gather_scatter_info): New structure.
653 (vect_check_gather_scatter): Return a bool rather than a decl.
654 Replace return-by-pointer arguments with a single
655 gather_scatter_info *.
656 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
657 (vect_analyze_data_refs): Update call accordingly.
658 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
659 (vectorizable_mask_load_store): Likewise. Also record the
660 offset dt and vectype in the gather_scatter_info.
661 (vectorizable_store): Likewise.
662 (vectorizable_load): Likewise.
664 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
666 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
667 strided groups, use the cost of N scalar accesses instead
668 of ncopies vector accesses.
669 (vect_model_load_cost): Likewise.
671 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
673 * tree-vect-stmts.c (vect_cost_group_size): Delete.
674 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
675 variable to indicate when once-per-group costs are being used.
676 (vect_model_load_cost): Likewise. Fix comment and misindented code.
678 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
680 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
681 peeling-for-gaps condition.
683 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
685 * config/s390/s390.c (s390_expand_vec_init): Force initializer
686 element to register if it doesn't match general_operand.
688 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
689 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
691 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
693 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
694 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
695 (SIGNBIT): New mode iterator.
696 (Fsignbit): New mode attribute.
697 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
698 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
699 when direct moves are available.
700 (signbit<mode>2_dm): New define_insn_and_split).
701 (signbit<mode>2_dm2): New define_insn.
703 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
705 PR rtl-optimization/71594
706 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
707 into subregs of appropriate mode before trying to emit a conditional
710 2016-07-05 Jan Hubicka <jh@suse.cz>
712 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
715 2016-07-05 Jan Hubicka <jh@suse.cz>
717 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
719 2016-07-05 Jiong Wang <jiong.wang@arm.com>
721 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
724 2016-07-05 Jan Hubicka <jh@suse.cz>
726 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
729 2016-07-05 Richard Biener <rguenther@suse.de>
731 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
732 Handle empty else block.
733 (is_feasible_trace): Likewise.
734 (split_paths): Likewise.
736 2016-07-05 Richard Biener <rguenther@suse.de>
738 * tree-loop-distribution.c (distribute_loop): Fix issue with
741 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
743 * config/arm/neon-testgen.ml: Delete.
744 * config/arm/neon.ml: Delete.
746 2016-07-04 Jakub Jelinek <jakub@redhat.com>
749 * tree.c (attribute_value_equal): Use get_attribute_name instead of
750 directly using TREE_PURPOSE.
752 2016-07-04 Jiong Wang <jiong.wang@arm.com>
754 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
755 * config/aarch64/aarch64_neon.h: Likewise.
756 * config/aarch64/arm_neon.h: Likewise.
757 * config/aarch64/atomics.md: Likewise.
758 * config/aarch64/aarch64-simd-builtins.def: Likewise.
759 * doc/invoke.texi: Likewise.
761 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
763 * config/s390/s390.md: Add "z13" cpu_facility.
764 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
765 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
766 condition" type instructions.
768 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
769 Jeff Law <law@redhat.com>
771 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
772 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
774 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
776 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
777 permutation for TARGET_AVX512F.
778 (ix86_expand_vec_one_operand_perm_avx512): New function.
779 (expand_vec_perm_1): Invoke introduced function.
780 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
781 it may be not valid after vectorization.
783 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
786 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
787 typo in comment. Only force to memory if it is a weak
790 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
791 Jiong Wang <jiong.wang@arm.com>
793 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
794 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
795 (AARCH64_FL_F16): New.
796 (AARCH64_FL_FOR_ARCH8_2): New.
797 (AARCH64_ISA_8_2): New.
798 (AARCH64_ISA_F16): New.
799 (TARGET_FP_F16INST): New.
800 (TARGET_SIMD_F16INST): New.
801 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
802 ("fp"): Disabling "fp" also disables "fp16".
803 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
804 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
805 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
806 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
808 2016-07-04 Jan Beulich <jbeulich@suse.com>
810 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
812 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
815 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
816 the insns, use an insn form that does not adjust the offset on
817 little endian systems.
819 2016-07-01 Jan Beulich <jbeulich@suse.com>
821 * varasm.c (get_variable_section): Validate initializer in
822 named .bss-like sections.
824 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
826 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
827 Exchange the order of the second and third operands in the vpermr
828 instruction tmeplate.
830 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
833 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
834 Disallow TDmode values.
836 2016-07-01 Alan Modra <amodra@gmail.com>
838 PR rtl-optimization/71709
839 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
840 being set, not referenced.
842 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
844 PR tree-optimization/70729
845 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
846 of loop since it can be not valid after transformation.
848 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
850 * config/arm/arm.c (thumb_reload_in_hi): Delete.
851 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
853 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
855 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
858 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
861 * config/rs6000/constraints.md (wY constraint): New constraint to
862 match the requirements for the LXSD and STXSD instructions.
863 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
864 predicate to match the requirements for the LXSD and STXSD
866 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
867 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
868 to make sure that the bottom 2 bits of offset are 0, the address
869 form is offsettable, and no updating is done in the address mode.
870 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
871 (movdi_internal32): Likewise
872 (movdi_internal64): Likewise.
874 2016-06-30 Jakub Jelinek <jakub@redhat.com>
876 PR tree-optimization/71707
877 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
878 strinfo even for ADDR_EXPR ptr.
880 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
882 * config/rs6000/altivec.md (darn_32): Change the condition to
883 TARGET_P9_MISC instead of TARGET_MODULO.
884 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
885 condition expression.
886 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
887 condition expression.
888 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
889 (DFP_TEST): New code iterator.
890 (dfptstsfi_<code>_mode>): New define_expand.
891 (*dfp_sgnfcnc_<mode>): New define_insn.
892 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
893 definition next to BU_P9_MISC_1 definition and change the MASK
894 value to RS6000_BTM_P9_MISC.
895 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
896 (BU_P9_64BIT_MISC_0): Likewise.
897 (BU_P9_DFP_MISC_0): New macro definition.
898 (BU_P9_DFP_MISC_1): New macro definition.
899 (BU_P9_DFP_MISC_2): New macro definition.
900 (BU_P9_DFP_OVERLOAD_1): New macro definition.
901 (BU_P9_DFP_OVERLOAD_2): New macro definition.
902 (BU_P9_DFP_OVERLOAD_3): New macro definition.
903 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
904 (TSTSFI_LT_TD): Likewise.
905 (TSTSFI_EQ_DD): Likewise.
906 (TSTSFI_EQ_TD): Likewise.
907 (TSTSFI_GT_DD): Likewise.
908 (TSTSFI_GT_TD): Likewise.
909 (TSTSFI_OV_DD): Likewise.
910 (TSTSFI_OV_TD): Likewise.
911 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
912 (TSTSFI_LT_DD): Likewise.
913 (TSTSFI_LT_TD): Likewise.
914 (TSTSFI_EQ): Likewise.
915 (TSTSFI_EQ_DD): Likewise.
916 (TSTSFI_EQ_TD): Likewise.
917 (TSTSFI_GT): Likewise.
918 (TSTSFI_GT_DD): Likewise.
919 (TSTSFI_GT_TD): Likewise.
920 (TSTSFI_OV): Likewise.
921 (TSTSFI_OV_DD): Likewise.
922 (TSTSFI_OV_TD): Likewise.
923 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
924 overloaded test significance functions.
925 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
926 OPTION_MASK_P9_MISC into the representation of this mask.
927 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
929 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
930 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
932 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
933 argument is a 6-bit unsigned literal value if the icode argument
934 represents a DFP test significance built-in call.
935 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
936 flag used independently and in combination with the
937 RS6000_BTM_64BIT flag.
938 (rs6000_opt_masks): Add entry for power9-misc command-line option.
939 (rs6000_builtin_mask_names): Add entry for power9-misc
941 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
942 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
943 RS6000_BTM_P9_MISC macros.
944 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
945 option and change the description of the -mpower9-vector option to
946 enable only vector instructions, removing its erroneously claimed
947 support for scalar instructions.
948 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
949 the ISA 3.0 digital floating point test significance built-in
952 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
954 * config/aarch64/aarch64.c (cortexa35_tunings):
955 Enable AES fusion. Use cortexa57_branch_cost.
956 (cortexa53_tunings): Use cortexa57_branch_cost.
957 (cortexa72_tunings): Use cortexa57_branch_cost.
958 Use AUTOPREFETCHER_WEAK.
959 (cortexa73_tunings): Use cortexa57_branch_cost.
961 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
962 James Greenhalgh <james.greenhalgh@arm.com>
964 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
965 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
966 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
967 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
968 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
969 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
970 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
971 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
972 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
973 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
974 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
975 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
976 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
979 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
980 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
982 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
984 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
986 2016-06-30 David Malcolm <dmalcolm@redhat.com>
989 * gcc.c (driver::build_option_suggestions): Pass "option" to
990 add_misspelling_candidates.
991 * opts-common.c (add_misspelling_candidates): Add "option" param;
992 use it to avoid adding negated forms for options marked with
994 * opts.h (add_misspelling_candidates): Add "option" param.
996 2016-06-30 Jakub Jelinek <jakub@redhat.com>
999 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1000 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1001 first when permuting bitwise operation with rotate. Cast
1002 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1004 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1006 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1007 for misspelled param names.
1008 * params.c: Include spellcheck.h.
1009 (find_param_fuzzy): New function.
1010 * params.h (find_param_fuzzy): New prototype.
1011 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1012 * spellcheck.h (struct edit_distance_traits<const char *>):
1015 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1017 * config/rs6000/predicates.md (const_0_to_7_operand): New
1018 predicate, recognize 0..7.
1019 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1020 support for doing extracts from V16QImode, V8HImode, V4SImode
1022 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1023 vector extract support.
1024 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1025 for ISA 3.0 vector extract.
1026 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1027 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1028 extracts of a constant element number from small integer vectors
1029 on 64-bit ISA 3.0 systems.
1030 (vsx_extract_<mode>_di): Likewise.
1031 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1032 say when we can do ISA 3.0 vector extracts.
1033 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1034 registers, using the stxsiwx instruction.
1036 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1038 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1039 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1040 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1041 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1042 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1043 * config/arm/arm.c (arm_qdf24xx_tune): New.
1045 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1047 * config/aarch64/aarch64.c (cortexa53_tunings):
1048 Increase loop alignment to 8. Set function alignment to 16.
1049 (cortexa35_tunings): Likewise.
1050 (cortexa57_tunings): Increase loop alignment to 8.
1051 (cortexa72_tunings): Likewise.
1052 (cortexa73_tunings): Likewise.
1054 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1056 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1057 for arm_fp16_ok and arm_fp16_hw.
1058 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1059 arm_fp16_alternative.
1061 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1063 PR tree-optimization/71655
1064 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1065 types when swapping operands.
1067 2016-06-29 Martin Liska <mliska@suse.cz>
1070 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1071 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1072 of build_optimization_node.
1074 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1076 PR tree-optimization/70729
1077 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1078 independent in loops having positive safelen value.
1079 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1080 it may be not valid after vectorization.
1082 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1084 PR tree-optimization/71625
1085 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1086 is sorted by ascending list->offset. If PTR is non-NULL and there is
1087 previous strinfo, call get_stridx_plus_constant.
1088 (get_stridx): Pass exp as second argument to get_addr_stridx.
1089 (addr_stridxptr): Add missing list = list->next, so that there can be
1090 more than one entries in the list. Bump limit from 16 to 32. Ensure
1091 the list is sorted by ascending list->offset.
1092 (get_stridx_plus_constant): Adjust so that it can be also called with
1093 ADDR_EXPR instead of SSA_NAME as PTR.
1094 (handle_char_store): Pass NULL_TREE as second argument to
1097 2016-06-29 Richard Biener <rguenther@suse.de>
1099 PR rtl-optimization/68961
1100 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1102 2016-06-29 Richard Biener <rguenther@suse.de>
1105 * alias.c (component_uses_parent_alias_set_from): Handle
1106 type punning through union accesses by using the union alias set.
1107 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1109 2016-07-29 Richard Biener <rguenther@suse.de>
1111 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1112 precision not matching mode precision.
1114 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1116 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1117 pa_output_arg_descriptor.
1118 (call_val_symref_64bit_post_reload): Likewise.
1119 (call_val_powf_64bit_post_reload): Likewise.
1120 (sibcall_internal_symref_64bit): Likewise.
1121 (sibcall_value_internal_symref_64bit): Likewise.
1123 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1126 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1127 a constant, force its SUBREG_REG into memory or register instead
1130 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1133 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1134 * doc/invoke.texi (AVR Options): Document it.
1136 2016-06-28 Walter Lee <walt@tilera.com>
1138 * config/tilegx/linux.h: Do not include arch/icache.h
1139 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1140 * config/tilepro/linux.h: Do not include arch/icache.h
1141 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1143 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1145 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1146 for big-endian BIT_FIELD_REF.
1148 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1150 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1151 ('size' attribute): Add '128'.
1153 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1154 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1155 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1156 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1157 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1158 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1159 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1160 *trunc<mode>df2_odd): Set size attribute to '128'.
1161 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1162 * config/rs6000/power6.md (power6-fp): Include dfp type.
1163 * config/rs6000/power7.md (power7-fp): Likewise.
1164 * config/rs6000/power8.md (power8-fp): Likewise.
1165 * config/rs6000/power9.md: New file.
1166 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1167 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1168 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1170 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1171 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1172 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1173 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1174 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1175 dfp_dscri_<mode>): Change type attribute to dfp.
1176 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1177 attribute to vecsimple.
1178 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1179 and prefetch streams.
1180 (rs6000_option_override_internal): Remove temporary code setting
1181 tuning to power8. Don't set rs6000_sched_groups for power9.
1182 (last_scheduled_insn): Change to rtx_insn *.
1183 (divide_cnt, vec_load_pendulum): New variables.
1184 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1185 (rs6000_issue_rate): Set issue rate for Power9.
1186 (is_power9_pairable_vec_type): New.
1187 (power9_sched_reorder2): New.
1188 (rs6000_sched_reorder2): Call new function for Power9 specific
1190 (insn_must_be_first_in_group): Remove Power9.
1191 (insn_must_be_last_in_group): Likewise.
1192 (force_new_group): Likewise.
1193 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1194 Initialize divide_cnt/vec_load_pendulum.
1195 (_rs6000_sched_context, rs6000_init_sched_context,
1196 rs6000_set_sched_context): Handle context save/restore of new
1199 2016-06-28 Richard Biener <rguenther@suse.de>
1201 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1202 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1203 COMPONENT_REF operand.
1204 (nonoverlapping_component_refs_p): Likewise.
1205 * stor-layout.c (start_bitfield_representative): Mark
1206 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1208 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1210 * Makefile.in: Don't cat ../stage_current if it does not exist.
1212 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1213 last argument is a bit-field.
1215 PR rtl-optimization/71673
1216 * internal-fn.c (expand_arith_overflow_result_store): Use
1217 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1218 expand_simple_binop.
1221 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1222 expand_ifn_atomic_compare_exchange): New functions.
1223 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1224 * tree.h (build_call_expr_internal_loc): Rename to ...
1225 (build_call_expr_internal_loc_array): ... this. Fix up type of
1227 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1228 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1229 ATOMIC_COMPARE_EXCHANGE result.
1230 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1231 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1232 fold_builtin_atomic_compare_exchange): New prototypes.
1233 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1234 fold_builtin_atomic_compare_exchange): New functions..
1235 * tree-ssa.c (execute_update_addresses_taken): If
1236 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1237 of call when finding addressable vars, and if such var becomes
1238 non-addressable, call fold_builtin_atomic_compare_exchange.
1240 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1243 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1244 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1246 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1248 * config/rs6000/rs6000.md ('type' attribute): Add
1249 veclogical,veccmpfx,vecexts,vecmove insn types.
1250 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1251 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1252 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1253 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1254 *nabs<mode>2_hw): Change type to vecmove.
1255 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1256 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1257 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1258 *ieee_128bit_vsx_abs<mode>2_internal,
1259 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1260 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1261 *ieee128_mtvsrd_32bit): Change type to veclogical.
1262 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1263 *movdi_internal32, *movdi_internal64): Update insn types.
1264 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1265 vsx_extract_<mode>): Change type to veclogical.
1266 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1267 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1268 *vsx_sign_extend_si_v2di): Change type to vecexts.
1269 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1271 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1272 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1273 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1274 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1275 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1276 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1277 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1278 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1279 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1280 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1281 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1282 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1283 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1284 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1285 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1286 (ppc7450-vecsimple): Add veclogical, vecmove.
1287 (ppc7450-veccmp): Add veccmpfx.
1288 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1290 (ppc8540_vector_compare): Add veccmpfx.
1291 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1292 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1293 (cell-vecsimple): Add veclogical, vecmove.
1294 (cell-veccmp): Add veccmpfx.
1295 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1296 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1298 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1299 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1300 (power4-vecsimple): Add veclogical, vecmove.
1301 (power4-veccmp): Add veccmpfx.
1302 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1303 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1304 (power6-vecsimple): Add veclogical, vecmove.
1305 (power6-veccmp): Add veccmpfx.
1306 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1307 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1308 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1309 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1310 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1311 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1312 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1314 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1316 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1319 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1320 OPTION_MASK_P9_DFORM_VECTOR.
1321 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1322 disable -mpower9-dform-vector when using reload.
1323 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1324 New 'strict' argument. Update all callers. Add strict addressing
1326 (rs6000_legitimate_offset_address_p): Remove call to
1327 virtual_stack_registers_memory_p.
1328 (rs6000_legitimize_reload_address): Add quad address support.
1329 (rs6000_legitimate_address_p): Move call to quad_address_p above
1330 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1331 to account for new strict usage.
1332 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1333 for new strict usage.
1334 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1336 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.c (ix86_spill_class): Disable condition to
1344 always return NO_REGS.
1346 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1348 * predict.c: Include gimple-pretty-print.h
1349 (predicted_by_loop_heuristics_p): Check also
1350 PRED_LOOP_EXIT_WITH_RECURSION
1351 (predict_loops): Find self recursive calls and use special purpose
1352 predictors for them; dump log about decisions.
1353 (pass_profile::execute): Dump info about #of iterations.
1354 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1355 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1357 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1359 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1360 output_asm_insn calls and shorten long lines. Output .CALL
1361 argument descriptor using pa_output_arg_descriptor. Add various
1362 inline $$dyncall and other optimizations.
1363 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1365 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1367 PR tree-optimization/71643
1368 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1371 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1372 leak a bitmap if dep_bb is NULL.
1374 PR tree-optimization/71631
1375 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1376 to rewrite_expr_tree even if negate_result, move new_lhs var
1377 declaration and initialization earlier, for powi_result set afterwards
1378 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1379 if new_lhs != lhs, and don't shadow gsi var.
1381 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1383 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1384 Add in_loop parameter.
1385 (predict_loops): Add loop guard heuristics.
1386 * predict.def (PRED_LOOP_GUARD): New heuristics.
1388 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1390 * predict.c: Include ipa-utils.h
1391 (tree_bb_level_prediction): Predict recursive calls.
1392 (tree_estimate_probability_bb): Skip inexpensive calls for call
1394 * predict.def (PRED_RECURSIVE_CALL): New.
1396 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1398 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1399 (BU_FLOAT128_1): Likewise.
1401 (COPYSIGNQ): Likewise.
1402 (RS6000_BUILTIN_NANQ): Likewise.
1403 (RS6000_BUILTIN_NANSQ): Likewise.
1404 (RS6000_BUILTIN_INFQ): Likewise.
1405 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1406 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1407 (TARGET_FOLD_BUILTIN): New #define.
1408 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1409 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1410 (rs6000_fold_builtin): New target hook implementation, handling
1411 folding of 128-bit NaNs and infinities.
1412 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1413 entries are filled in to avoid problems during bootstrap
1414 self-test; define builtins for 128-bit NaNs and infinities.
1415 (rs6000_opt_mask): Add entry for float128.
1416 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1417 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1418 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1419 (const_str_type_node): New #define.
1420 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1421 to a define_expand that dispatches to either copysign<mode>3_soft
1422 or copysign<mode>3_hard.
1423 (copysign<mode>3_hard): Rename from copysign<mode>3.
1424 (copysign<mode>3_soft): New define_insn.
1425 * doc/extend.texi: Document new builtins.
1427 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1429 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1430 PRIu64 instead of lu.
1432 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1435 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1438 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1440 PR tree-optimization/71647
1441 * omp-low.c (lower_rec_input_clauses): Convert
1442 omp_clause_aligned_alignment (c) to size_type_node for the
1443 last argument of __builtin_assume_aligned.
1445 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1447 * configure.ac (calling ___tls_get_addr via GOT): New
1448 assembler/linker check.
1449 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1450 assembler and linker supports calling ___tls_get_addr via GOT.
1451 Otherise, defined to 0.
1452 * config.in: Regenerated.
1453 * configure: Likewise.
1454 * config/i386/constraints.md (Yb): New constraint.
1455 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1456 (REG_CLASS_NAMES): Likewise.
1457 (REG_CLASS_CONTENTS): Likewise.
1458 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1459 the b constraint with the Yb constraint. Call ___tls_get_addr
1460 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1462 (*tls_local_dynamic_base_32_gnu): Likewise.
1463 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1464 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1465 (*tls_local_dynamic_base_64_<mode>): Likewise.
1467 2016-06-24 Martin Liska <mliska@suse.cz>
1469 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1470 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1472 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1473 argument to true if the expected number of iterations is
1476 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1478 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1479 assemble for 32bit target.
1480 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1481 and $ld_ix86_gld_32_opt to link for 32bit target.
1482 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1483 * configure: Regenerate.
1485 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1487 * config/arm/arm.c (int_log2): Delete definition and prototype.
1488 (shift_op): Use exact_log2 instead of int_log2.
1489 (vfp3_const_double_for_fract_bits): Likewise.
1491 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1493 * internal-fn.c (expand_arith_set_overflow): New function.
1494 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1496 (expand_arith_overflow_result_store): Likewise. Handle precision
1497 smaller than mode precision.
1498 * tree-vrp.c (extract_range_basic): For imag part, handle
1499 properly signed 1-bit precision result.
1500 * doc/extend.texi (__builtin_add_overflow): Document that last
1501 argument can't be pointer to enumerated or boolean type.
1502 (__builtin_add_overflow_p): Document that last argument can't
1503 have enumerated or boolean type.
1505 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1506 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1508 * config/rs6000/predicates.md (splat_input_operand): Rework.
1509 Don't allow constants, since the insns that use this predicate
1510 don't support constants. Constants are handled by other insns
1511 that are created via combine. During and after register
1512 allocation, only allow indexed or indirect addresses, and not
1513 general addresses. Only allow modes supported by the hardware.
1514 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1515 comment. Move check for using VSPLTIS<x> to a common location,
1516 instead of doing it in two different places.
1518 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1520 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1521 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1522 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1523 signature_CENTAUR_ebx.
1525 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1529 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1530 (as_ix86_gas_32_opt): This.
1531 (ld_ix86_tls_ldm_opt): Renamed to ...
1532 (ld_ix86_gld_32_opt): This.
1533 (R_386_TLS_LDM reloc): Updated.
1534 (R_386_GOT32X reloc): New assembler/linker check.
1535 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1536 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1538 * config.in: Regenerated.
1539 * configure: Likewise.
1540 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1541 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1542 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1543 if ix86_force_load_from_GOT_p returns true.
1544 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1545 ix86_force_load_from_GOT_p returns true.
1546 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1547 the external function address via the GOT slot.
1548 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1549 HAVE_AS_IX86_GOT32X before returning false.
1550 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1551 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1553 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1555 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1557 2016-06-23 Andi Kleen <ak@linux.intel.com>
1559 * Makefile.in: Regenerate.
1560 * doc/install.texi: Document autoprofiledbootstrap.
1562 2016-06-23 Andi Kleen <ak@linux.intel.com>
1564 * config/i386/gcc-auto-profile: New file.
1566 2016-06-23 Martin Liska <mliska@suse.cz>
1569 * predict.c (predict_loops): Revert the hunk that was removed
1572 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1574 * config.gcc: Add support for arm*-*-phoenix* targets.
1575 * config/arm/t-phoenix: New.
1576 * config/phoenix.h: New.
1578 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1579 H.J. Lu <hongjiu.lu@intel.com>
1582 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1583 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1584 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1585 ix86_force_load_from_GOT_p returns true.
1586 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1587 ix86_force_load_from_GOT_p returns true.
1588 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1589 ix86_force_load_from_GOT_p returns true.
1590 (ix86_expand_move): Load the external function address via the
1591 GOT slot if ix86_force_load_from_GOT_p returns true.
1592 * config/i386/predicates.md (x86_64_immediate_operand): Return
1593 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1594 (x86_64_zext_immediate_operand): Ditto.
1596 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1598 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1600 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1603 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1604 * diagnostic.c (pedwarn_at_rich_loc): New function.
1605 * spellcheck.h (best_match::best_match): Add a
1606 "best_distance_so_far" optional parameter.
1607 (best_match::set_best_so_far): New method.
1608 (best_match::get_best_distance): New accessor.
1609 (best_match::get_best_candidate_length): New accessor.
1611 2016-06-22 Nick Clifton <nickc@redhat.com>
1613 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1614 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1615 modes are accepted as well.
1616 (ucompare_loc_descriptor): Likewise.
1617 (minmax_loc_descriptor): Likewise.
1618 (clz_loc_descriptor): Likewise.
1619 (popcount_loc_descriptor): Likewise.
1620 (bswap_loc_descriptor): Likewise.
1621 (rotate_loc_descriptor): Likewise.
1622 (mem_loc_descriptor): Likewise.
1623 (loc_descriptor): Likewise.
1625 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1627 * common.opt (fdiagnostics-parseable-fixits): New option.
1628 * diagnostic.c: Include "selftest.h".
1629 (print_escaped_string): New function.
1630 (print_parseable_fixits): New function.
1631 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1632 (selftest::assert_print_escaped_string): New function.
1633 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1634 (selftest::test_print_escaped_string): New function.
1635 (selftest::test_print_parseable_fixits_none): New function.
1636 (selftest::test_print_parseable_fixits_insert): New function.
1637 (selftest::test_print_parseable_fixits_remove): New function.
1638 (selftest::test_print_parseable_fixits_replace): New function.
1639 (selftest::diagnostic_c_tests): New function.
1640 * diagnostic.h (struct diagnostic_context): Add field
1641 "parseable_fixits_p".
1642 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1643 -fdiagnostics-parseable-fixits.
1644 (-fdiagnostics-parseable-fixits): New option.
1645 * opts.c (common_handle_option): Handle
1646 -fdiagnostics-parseable-fixits.
1647 * selftest-run-tests.c (selftest::run_tests): Call
1648 selftest::diagnostic_c_tests.
1649 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1651 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1653 PR tree-optimization/71488
1654 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1655 comparison of boolean vectors.
1656 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1657 of boolean vectors using bitwise operations.
1659 2016-06-22 Andreas Schwab <schwab@suse.de>
1661 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1664 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1666 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1668 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1670 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1673 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1675 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1676 * config/arm/arm-cores.def (cortex-a73): New entry.
1677 (cortex-a73.cortex-a35): Likewise.
1678 (cortex-a73.cortex-a53): Likewise.
1679 * config/arm/arm-tables.opt: Regenerate.
1680 * config/arm/arm-tune.md: Likewise.
1681 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1682 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1683 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1684 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1685 * doc/invoke.texi (ARM Options): Document cortex-a73,
1686 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1688 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1690 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1691 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1692 (cortex-a73.cortex-a35): Likewise.
1693 (cortex-a73.cortex-a53): Likewise.
1694 * config/aarch64/aarch64-tune.md: Regenerate.
1695 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1696 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1699 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1701 * configure.ac (gcc_cv_as_compress_debug): Remove
1702 --compress-debug-sections as extra as switch.
1703 Handle gas --compress-debug-sections=type.
1704 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1705 Handle gld --compress-debug-sections=type.
1706 * configure: Regenerate.
1708 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1710 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1712 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1714 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1715 (do_rewrite): likewise.
1717 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1719 * common/config/mep/mep-common.c: Remove.
1720 * config.gcc: Remove mep-* support.
1721 * config/mep/constraints.md: Remove.
1722 * config/mep/default.h: Remove.
1723 * config/mep/intrinsics.h: Remove.
1724 * config/mep/intrinsics.md: Remove.
1725 * config/mep/ivc2-template.h: Remove.
1726 * config/mep/mep-c5.cpu: Remove.
1727 * config/mep/mep-core.cpu: Remove.
1728 * config/mep/mep-default.cpu: Remove.
1729 * config/mep/mep-ext-cop.cpu: Remove.
1730 * config/mep/mep-intrin.h: Remove.
1731 * config/mep/mep-ivc2.cpu: Remove.
1732 * config/mep/mep-pragma.c: Remove.
1733 * config/mep/mep-protos.h: Remove.
1734 * config/mep/mep.c: Remove.
1735 * config/mep/mep.cpu: Remove.
1736 * config/mep/mep.h: Remove.
1737 * config/mep/mep.md: Remove.
1738 * config/mep/mep.opt: Remove.
1739 * config/mep/predicates.md: Remove.
1740 * config/mep/t-mep: Remove.
1741 * doc/install.texi: Remove mep-* documentation.
1742 * doc/md.texi: Likewise.
1744 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1746 * config.gcc: Remove support for avr-rtems.
1747 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1748 * config/avr/rtems.h: Remove.
1749 * config/avr/t-rtems: Remove.
1751 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1753 * config.gcc: Remove m32r-rtems support.
1754 * config/m32r/rtems.h: Remove.
1756 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1758 * config.gcc: Remove h8300-rtems support.
1759 * config/h8300/rtems.h: Remove.
1760 * config/h8300/t-rtems: Remove.
1762 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1764 * config.gcc: Remove support for knetbsd.
1765 * configure.ac: Likewise.
1766 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1767 * config/knetbsd-gnu.h: Remove.
1768 * configure: Regenerate.
1770 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1772 * config.gcc: Remove support for openbsd 2 and 3.
1773 * config/openbsd-oldgas.h: Remove.
1775 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1777 * config.gcc: Remove interix support.
1778 * config/i386/i386-interix.h: Remove.
1779 * config/i386/interix.opt: Remove.
1780 * config/i386/t-interix: Remove.
1781 * configure: Regenerate.
1782 * configure.ac: Remove interix support.
1783 * doc/install.texi: Remove interix documentation.
1785 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1787 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1788 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1791 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1793 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1794 they are both PLACEHOLDER_EXPRs.
1796 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1798 * stor-layout.c (layout_type): Move setting complex MODE to
1799 layout_type, instead of setting it ahead of time by the caller.
1800 * tree.c (build_complex_type): Likewise.
1802 2016-06-21 Martin Liska <mliska@suse.cz>
1804 * predict.c (force_edge_cold): Replace imposisble with
1807 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1809 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1810 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1812 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1814 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1816 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1817 Ilya Enkovich <ilya.enkovich@intel.com>
1820 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1821 New member function to convert V1TImode register to SUBREG
1822 TImode in debug insn.
1823 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1824 after changing register mode to V1TImode.
1826 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1828 * config/aarch64/aarch64-cores.def (vulcan): New core.
1829 * config/aarch64/aarch64-tune.md: Regenerate.
1830 * doc/invoke.texi: Document vulcan as an available option.
1832 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1834 * cse.c (canon_asm_operands): New function extracted from...
1835 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1836 either standalone or member of a PARALLEL.
1838 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1841 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1842 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1843 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1845 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1848 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1849 constant addresses if can_create_pseudo_p.
1851 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1853 PR tree-optimization/71588
1854 * tree-ssa-strlen.c (valid_builtin_call): New function.
1855 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1858 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1861 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1862 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1863 for conversion of scalar user var to complex type and use the
1864 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1867 PR rtl-optimization/71591
1868 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1869 don't run any tests.
1871 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1874 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1875 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1876 space for PIC with non-v32 and the common non-PIC "jump".
1878 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1881 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1882 returned values and add UN*/LTGT/*ORDERED cases with values matching
1883 D operand modifier on vcmp for AVX.
1885 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1887 * config/aarch64/aarch64.opt
1888 (mpc-relative-literal-loads): Rename internal option name.
1889 * config/aarch64/aarch64.c
1890 (aarch64_nopcrelative_literal_loads): Rename to
1891 aarch64_pcrelative_literal_loads.
1892 (aarch64_expand_mov_immediate): Likewise.
1893 (aarch64_secondary_reload): Likewise.
1894 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1895 (aarch64_override_options_after_change_1): Rename and simplify logic.
1896 (aarch64_classify_symbol): Merge large model checks into switch,
1897 remove pc-relative load check.
1899 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1901 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1902 costs relative to the cost of a register move.
1904 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1906 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1907 (vcvt_n_f64_u64): Likewise.
1908 (vcvt_n_s64_f64): Likewise.
1909 (vcvt_n_u64_f64): Likewise.
1910 (vcvt_f64_s64): Likewise.
1911 (vrecpe_f64): Likewise.
1912 (vcvt_f64_u64): Likewise.
1913 (vrecps_f64): Likewise.
1915 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1917 * config/aarch64/aarch64.md
1918 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1920 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1922 * config/aarch64/aarch64-builtins.c
1923 (aarch64_types_binop_uss_qualifiers): Delete.
1924 (TYPES_BINOP_USS): Likewise.
1925 (aarch64_types_binop_sus_qualifiers): Likewise.
1926 (TYPES_BINOP_SUS): Likewise.
1927 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1928 (TYPES_FCVTIMM_SUS): Likewise.
1929 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1931 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1932 (fcvtzs): Use SHIFTIMM rather than BINOP.
1933 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1935 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1937 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1938 costs relative to the cost of a register move.
1940 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1942 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1943 Allow scalar/single vector modes to be tieable.
1945 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1947 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1949 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1951 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1953 * tree.h (TYPE_ALIGN): Likewise.
1955 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1958 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1960 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1962 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1963 literal" build warnings.
1964 (avr_print_operand_address): Dito.
1966 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1969 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1970 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1972 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1974 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1976 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1979 * reload1.c (reload): Pass 0 to finish_spills when called because
1980 update_eliminables_and_spill returns true and remove did_spill.
1981 (finish_spills): Adjust comment and document GLOBAL parameter.
1983 2016-06-17 DJ Delorie <dj@redhat.com>
1986 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1987 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1988 (umulqihi3_virt): Likewise.
1989 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1990 (umulqihi3_real): Likewise.
1992 2016-06-17 Martin Liska <mliska@suse.cz>
1994 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1996 2016-06-17 Martin Liska <mliska@suse.cz>
1998 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2000 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2002 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2004 (vaddq_f32): Likewise.
2005 (vmul_f32): Likewise.
2006 (vmulq_f32): Likewise.
2007 (vsub_f32): Likewise.
2008 (vsubq_f32): Likewise.
2010 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2012 PR tree-optimization/71347
2013 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2014 cost for all uses in group.
2016 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2018 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2019 insert gimple seq if it's not empty.
2021 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2023 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2025 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2027 (comp_dr_with_seg_len_pair): Ditto.
2028 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2029 struct dr_with_seg_len_pair against DR_OFFSET.
2030 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2033 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2035 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2037 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2039 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2040 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2041 (pa_output_millicode_call): Likewise.
2042 (pa_output_call): Likewise.
2043 (pa_output_indirect_call): Likewise.
2044 (pa_asm_output_mi_thunk): Likewise.
2046 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2048 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2050 2016-06-16 Martin Liska <mliska@suse.cz>
2052 * predict.c (combine_predictions_for_insn): When we find a first
2053 match predictor, we should consider just predictors with
2054 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2055 DS theory predictor.
2056 (combine_predictions_for_bb): Likewise.
2058 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2060 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2061 with base of reference to struct.
2063 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2065 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2067 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2070 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2071 progmem_swtable_section.
2072 (progmem_swtable_section): Remove.
2073 (avr_asm_function_rodata_section): Remove.
2074 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2075 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2077 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2079 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2080 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2081 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2082 signature_CENTAUR_ebx.
2083 * config/i386/i386.c (ix86_option_override_internal): Add
2084 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2085 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2086 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2088 2016-06-16 Martin Liska <mliska@suse.cz>
2090 * predict.def: Add fortran loop preheader predictor.
2091 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2092 fold IFN_BUILTIN_EXPECT with a known constant argument.
2094 2016-06-16 Martin Liska <mliska@suse.cz>
2096 * predict.def: Add 'Fortran' to display text of all
2097 PRED_FORTRAN_* predictors.
2099 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2102 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2103 [IA64_BUILTIN_NANSQ]: Ditto.
2104 (ia64_fold_builtin): New function.
2105 (TARGET_FOLD_BUILTIN): New define.
2106 (ia64_init_builtins) Declare const_string_type node.
2107 Add __builtin_nanq and __builtin_nansq builtin functions.
2108 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2110 2016-06-16 Nick Clifton <nickc@redhat.com>
2112 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2113 MSP430_HWMULT_ prefix to enum values.
2114 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2115 * config/msp430/msp430.c: Update use of enum values.
2116 * config/msp430/msp430.md: Likewise.
2117 * config/msp430/msp430.opt: Likewise.
2119 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2121 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2122 of comparsions in the last iteration.
2124 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2125 Joern Rennecke <joern.rennecke@embecosm.com>
2127 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2129 (arc_needs_pcl_p): Add GOTOFFPC.
2130 (arc_legitimate_pic_addr_p): Likewise.
2131 (arc_output_pic_addr_const): Likewise.
2132 (arc_legitimize_pic_address): Generate a pc-relative address using
2134 (arc_output_libcall): Use @pcl syntax.
2135 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2136 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2137 (*movsi_insn): Use @pcl syntax.
2138 (doloop_begin_i): Likewise.
2140 2016-06-16 Martin Liska <mliska@suse.cz>
2142 * predict.def: Define a new predictor.
2144 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2146 * config/arc/arc.opt (mtp-regno): Update text.
2148 2016-06-16 Renlin Li <renlin.li@arm.com>
2150 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2152 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2155 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2156 (setcc + and peephole2): Likewise.
2158 PR rtl-optimization/71532
2159 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2162 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2164 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2165 DImode constants with XXSPLTIB in vector registers.
2166 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2167 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2168 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2169 extraction of the element at the top of the register as a scalar
2171 (vsx_extract_<mode>_internal1): Likewise.
2172 (vsx_extract_<mode>_internal2): Likewise.
2173 * config/rs6000/constraints.md (wi constraint): Remove a comment
2174 about DImode not being allowed in Altivec registers.
2175 (wB constraint): New constraint for constants that can be
2176 generated in Altivec registers with VSPLTISW/VUPKHSW.
2177 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2179 (xxspltib_constant_nosplit): Likewise.
2180 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2181 support for -mupper-regs-di to enable DImode to go into Altivec
2183 (POWERPC_MASKS): Likewise.
2184 (power7 cpu): Likewise.
2185 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2186 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2187 for DImode being allowed in Altivec registers. Update wi/wj
2188 constraints. Set scalar_in_vmx_p flag.
2189 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2190 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2191 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2192 (rs6000_opt_masks): Add -mupper-regs-di.
2193 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2194 direct move to use wi and not wj.
2196 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2198 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2199 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2200 any VSX register, instead of just Altivec registers, to allow
2201 either operand to be an Altivec register or both.
2202 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2203 (movdi_internal32): Add support for -mupper-regs-di. Add support
2204 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2205 the alternatives and attributes to be lined up to be easier to
2207 (movdi_internal64): Likewise.
2208 (64-bit DImode splitters): Change predicates to only split loading
2209 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2210 load constants in ISA 3.0 or ISA 2.07 respectively.
2211 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2212 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2213 mention -mcpu=power9 sets these options.
2214 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2217 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2220 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2221 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2222 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2223 by default to warn misspelled interrupt/ signal handler.
2224 * doc/invoke.texi (AVR Options): Document it. Update description
2225 for -nodevicelib option.
2227 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2229 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2230 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2231 (aarch64_<sur>shll2_n<mode>): Likewise.
2233 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2236 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2237 DECL_CONTEXT for copied arguments.
2239 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2241 PR tree-optimization/71483
2242 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2245 2016-06-15 Martin Liska <mliska@suse.cz>
2247 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2248 instead of predict_edge w/o a probability.
2250 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2252 PR tree-optimization/71439
2253 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2256 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2258 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2259 register subregs in SET_SRC.
2261 2016-06-15 Richard Biener <rguenther@suse.de>
2263 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2266 2016-06-15 Richard Biener <rguenther@suse.de>
2268 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2269 not consider dependences between accesses that belong to the
2271 (vect_analyze_data_ref_dependences): Do not analyze read-read
2272 or self-dependences.
2274 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2276 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2278 (find_closest_identifier): Reimplement in terms of
2279 best_match<tree,tree>.
2280 * spellcheck-tree.h: New file.
2281 * spellcheck.c (struct edit_distance_traits<const char *>): New
2283 (find_closest_string): Reimplement in terms of
2284 best_match<const char *, const char *>.
2285 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2286 overload to spellcheck-tree.h.
2287 (find_closest_identifier): Likewise.
2288 (struct edit_distance_traits<T>): New template.
2289 (class best_match): New class.
2291 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2293 * selftest-run-tests.c (selftest::run_tests): Call
2294 selftest::spellcheck_tree_c_tests.
2295 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2296 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2297 (selftest::test_find_closest_identifier): New function.
2298 (selftest::spellcheck_tree_c_tests): New function.
2299 * spellcheck.c (selftest::test_find_closest_string): Verify that
2300 the order of the vec does not affect the results for this case.
2301 (selftest::test_data): New array.
2302 (selftest::test_metric_conditions): New function.
2303 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2304 Call selftest::test_metric_conditions.
2306 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2308 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2309 (BU_P9_MISC_1): Likewise.
2310 (BU_P9_64BIT_MISC_0): Likewise.
2311 (BU_P9_MISC_0): Likewise.
2313 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2315 * gcc-rich-location.c
2316 (gcc_rich_location::add_fixit_misspelled_id): New method.
2317 * gcc-rich-location.h
2318 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2320 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2322 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2323 FreeBSD 11 and above.
2325 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2327 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2329 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2331 * expmed.h: Close parenthesis in "at your option" in copyright
2333 * lower-subreg.h: Likewise.
2335 2016-06-14 Richard Biener <rguenther@suse.de>
2338 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2341 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2343 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2345 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2347 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2349 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2350 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2352 2016-06-14 Richard Biener <rguenther@suse.de>
2354 PR tree-optimization/71522
2355 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2356 copying into float copying.
2358 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2360 PR tree-optimization/71520
2361 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2362 (replace_block_by): Move user labels from bb1 to bb2.
2364 2016-06-14 Richard Biener <rguenther@suse.de>
2368 * expr.h (get_bit_range): Declare.
2369 * expr.c (get_bit_range): Export.
2370 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2371 word_mode again to constrain the bitfield access.
2373 2016-06-14 Richard Biener <rguenther@suse.de>
2375 PR tree-optimization/71521
2376 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2377 division int_const_binop against zero divisor.
2379 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (signbittf2): New expander.
2382 * config/i386/sse.md (ptesttf2): New insn pattern.
2384 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2387 * input.c (selftest::test_reading_source_line): Avoid reading from
2388 __FILE__ by creating a tempfile with known content and reading
2391 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2393 * pretty-print.c (assert_pp_format_colored): Skip the test if
2395 (test_pp_format): Remove comment about GCC_COLORS.
2397 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2399 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2400 * pretty-print.c (assert_pp_format_va): Add location param and use
2401 it with ASSERT_STREQ_AT.
2402 (assert_pp_format): Add location param and pass it to
2403 assert_pp_format_va.
2404 (assert_pp_format_colored): Likewise.
2405 (ASSERT_PP_FORMAT_1): New.
2406 (ASSERT_PP_FORMAT_2): New.
2407 (ASSERT_PP_FORMAT_3): New.
2408 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2409 explicitly, or implicitly via the above macros.
2410 * selftest.c (selftest::pass): Use a selftest::location rather
2412 (selftest::fail): Likewise. Print the function name.
2413 (selftest::fail_formatted): Likewise.
2414 (selftest::assert_streq): Use a selftest::location rather than
2416 * selftest.h (selftest::location): New struct.
2417 (SELFTEST_LOCATION): New macro.
2418 (selftest::pass): Accept a const location & rather than file
2420 (selftest::fail): Likewise.
2421 (selftest::fail_formatted): Likewise.
2422 (selftest::assert_streq): Likewise.
2423 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2424 (ASSERT_FALSE): Likewise.
2425 (ASSERT_EQ): Likewise.
2426 (ASSERT_NE): Likewise.
2427 (ASSERT_STREQ): Likewise.
2428 (ASSERT_PRED1): Likewise.
2429 (ASSERT_STREQ_AT): New macro.
2431 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2433 * selftest.c (selftest::fail_formatted): New function.
2434 (selftest::assert_streq): New function.
2435 * selftest.h (selftests::fail_formatted): New decl.
2436 (selftest::assert_streq): New decl.
2437 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2439 2016-06-13 Jeff Law <law@redhat.com>
2441 PR tree-optimization/71403
2442 * tree-ssa-threadbackward.c
2443 (convert_and_register_jump_thread_path): No longer accept reference
2444 to path. Do not pop items off the path anymore.
2445 (fsm_find_control_statement_thread_paths): Do not allow threading
2446 to a deeper loop nest. Pop the last item off the path here rather
2447 than in convert_and_register_jump_thread_path.
2449 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2450 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2452 [AArch64] Emit division using the Newton series
2454 * config/aarch64/aarch64-protos.h
2455 (cpu_approx_modes): Add new member "division".
2456 (aarch64_emit_approx_div): Declare new function.
2457 * config/aarch64/aarch64.c
2458 (generic_approx_modes): New member "division".
2459 (exynosm1_approx_modes): Likewise.
2460 (xgene1_approx_modes): Likewise.
2461 (aarch64_emit_approx_div): Define new function.
2462 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2463 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2464 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2465 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2467 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2468 Wilco Dijkstra <wilco.dijkstra@arm.com>
2470 [AArch64] Emit square root using the Newton series
2472 * config/aarch64/aarch64-protos.h
2473 (aarch64_emit_approx_rsqrt): Replace with new function
2474 "aarch64_emit_approx_sqrt".
2475 (cpu_approx_modes): New member "sqrt".
2476 * config/aarch64/aarch64.c
2477 (generic_approx_modes): New member "sqrt".
2478 (exynosm1_approx_modes): Likewise.
2479 (xgene1_approx_modes): Likewise.
2480 (aarch64_emit_approx_rsqrt): Replace with new function
2481 "aarch64_emit_approx_sqrt".
2482 (aarch64_override_options_after_change_1): Handle new option.
2483 * config/aarch64/aarch64-simd.md
2484 (rsqrt<mode>2): Use new function instead.
2485 (sqrt<mode>2): New expansion and insn definitions.
2486 * config/aarch64/aarch64.md: Likewise.
2487 * config/aarch64/aarch64.opt
2488 (mlow-precision-sqrt): Add new option description.
2489 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2491 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2493 [AArch64] Add more choices for the reciprocal square root approximation
2495 Allow a target to prefer such operation depending on the operation mode.
2497 * config/aarch64/aarch64-protos.h
2498 (AARCH64_APPROX_MODE): New macro.
2499 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2500 (cpu_approx_modes): New structure.
2501 (tune_params): New member "approx_modes".
2502 * config/aarch64/aarch64-tuning-flags.def
2503 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2504 * config/aarch64/aarch64.c
2505 (generic_approx_modes): New core "cpu_approx_modes" structure.
2506 (exynosm1_approx_modes): Likewise.
2507 (xgene1_approx_modes): Likewise.
2508 (generic_tunings): New member "approx_modes".
2509 (cortexa35_tunings): Likewise.
2510 (cortexa53_tunings): Likewise.
2511 (cortexa57_tunings): Likewise.
2512 (cortexa72_tunings): Likewise.
2513 (exynosm1_tunings): Likewise.
2514 (thunderx_tunings): Likewise.
2515 (xgene1_tunings): Likewise.
2516 (use_rsqrt_p): New argument for the mode and use new member from
2518 (aarch64_builtin_reciprocal): Devise mode from builtin.
2519 (aarch64_optab_supported_p): New argument for the mode.
2520 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2522 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2524 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2525 RS6000_BTM_MODULO flag into the set of flags that are considered
2526 to be part of the common configuration.
2528 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2530 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2531 difference unsigned.
2532 (vec_absdb): New macro for vector absolute difference unsigned
2534 (vec_absdh): New macro for vector absolute difference unsigned
2536 (vec_absdw): New macro for vector absolute difference unsigned word.
2537 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2538 (vadu<mode>3): New insn.
2539 (*p9_vadu<mode>3): New insn.
2540 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2542 (vaduh): New built-in definition.
2543 (vaduw): New built-in definition.
2544 (vadu): New overloaded built-in definition.
2545 (vadub): New overloaded built-in definition.
2546 (vaduh): New overloaded built-in definition.
2547 (vaduw): New overloaded built-in definition.
2548 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2549 overloaded vector absolute difference unsigned functions.
2550 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2551 the ISA 3.0 vector absolute difference unsigned built-in functions.
2553 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2555 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2556 update shared_lookup_references only once after changing operands.
2558 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2561 * tree-nested.c (convert_nonlocal_omp_clauses)
2562 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2564 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2565 * tree.def (CASE_LABEL_EXPR): Likewise.
2567 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2570 * input.c (test_builtins): Fix an assertion.
2572 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2574 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2577 (isinf<mode>2): Ditto.
2579 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2581 * ggc-tests.c (test_finalization): Only test need_finalization_p
2582 for GCC_VERSION >= 4003.
2584 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2586 * config/s390/vecintrin.h: Fix file description in comment.
2588 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2590 * config/s390/s390-builtin-types.def: Change builtin type naming
2591 scheme to match builtin-types.def.
2593 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2595 * fold-const.c (optimize_minmax_comparison): Remove.
2596 (fold_comparison): Remove call to the above.
2597 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2598 New transformations.
2600 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2602 PR tree-optimization/71416
2603 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2606 2016-06-13 Martin Liska <mliska@suse.cz>
2608 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2609 (combine_predictions_for_insn): Likewise.
2610 (prune_predictions_for_bb): Likewise.
2611 (combine_predictions_for_bb): Likewise.
2613 2016-06-13 Richard Biener <rguenther@suse.de>
2615 PR tree-optimization/71505
2616 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2617 assert match comment.
2619 2016-06-13 Marek Polacek <polacek@redhat.com>
2622 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2623 gimplify_switch_expr.
2624 (warn_switch_unreachable_r): New function.
2626 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2629 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2632 2016-06-13 Richard Biener <rguenther@suse.de>
2635 * fold-const.c (fold_unary_loc): Preserve alignment when
2636 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2638 2016-06-13 Martin Liska <mliska@suse.cz>
2641 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2642 w/ -fsanitize=bounds.
2644 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2646 * config/i386/i386.c (ix86_init_builtins): Calculate
2647 FLOAT128_FTYPE_CONST_STRING function type only once.
2648 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2649 built-in functions are available for x86-32 and x86-64 targets.
2651 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2656 (FLOAT128_FTYPE_CONST_STRING): New function type.
2657 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2658 [IX86_BUILTIN_NANSQ]: Ditto.
2659 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2660 (ix86_init_builtin_types): Declare const_string_type_node.
2661 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2663 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2664 * doc/extend.texi (x86 Built-in Functions): Document
2665 __builtin_nanq and __builtin_nansq.
2667 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2670 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2671 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2672 length for pop patterns.
2673 (arm_attr_length_push_multi): Update comments.
2674 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2676 (*pop_multiple_with_writeback_and_return): Likewise.
2677 (*pop_multiple_with_return): Likewise.
2679 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2682 * fold-const.c (optimize_bit_field_compare): Don't try to use
2683 word_mode unconditionally for reading the bit field, look at
2684 DECL_BIT_FIELD_REPRESENTATIVE instead.
2686 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2689 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2690 vector integer type.
2692 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2695 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2696 without LABEL_DECL, set *handled_ops_p to false instead of true.
2698 2016-06-10 Martin Sebor <msebor@redhat.com>
2701 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2702 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2703 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2705 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2706 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2707 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2708 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2709 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2710 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2711 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2712 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2714 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2716 * config/arm/arm.h (pool_vector_label,
2717 return_used_this_function): Remove.
2719 2016-06-10 Jeff Law <law@redhat.com>
2721 PR tree-optimization/71335
2722 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2723 zero length paths here.
2724 (convert_and_register_jump_thread_path): Remove hacks related to
2725 duplicated blocks in the jump thread path.
2726 (fsm_find_control_statement_thread_paths): Avoid putting the same
2727 block on the thread path twice, but ensure the thread path is
2728 unchanged from the caller's point of view.
2730 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2732 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2733 * predict.def (PRED_LOOP_BRANCH): Remove.
2735 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2737 * Makefile.in (OBJS): Add ggc-tests.o.
2738 (GTFILES): Add ggc-tests.c.
2739 * ggc-tests.c: New file.
2740 * selftest-run-tests.c (selftest::run_tests): Call
2741 selftest::ggc_tests_c_tests.
2742 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2744 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2746 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2748 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2751 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2752 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2754 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2756 * profile.c: Include cfgloop.h.
2757 (branch_prob): Compute estimated number of iterations.
2758 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2759 recompute estimate number of iterations from profile.
2761 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2764 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2765 must be grouped on top of stack. Don't force early clobber
2766 on ordinary reg outputs.
2768 2016-06-10 Richard Biener <rguenther@suse.de>
2770 * targhooks.c (default_builtin_vectorization_cost): Adjust
2773 2016-06-10 Richard Biener <rguenther@suse.de>
2775 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2776 to fold the RHS to a constant if possible.
2778 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2781 * tree-nested.c (convert_nonlocal_omp_clauses)
2782 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2783 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2784 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2786 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2788 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2790 * omp-low.c (scan_sharing_clauses): Don't expect
2793 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2795 PR tree-optimization/71407
2796 PR tree-optimization/71416
2797 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2800 2016-06-10 Richard Biener <rguenther@suse.de>
2803 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2805 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2807 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2809 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2810 Jiong Wang <jiong.wang@arm.com>
2812 PR rtl-optimization/70751
2813 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2814 spilled into memory.
2816 2016-06-09 Jonathan Yong <10walls@gmail.com>
2819 2015-09-21 Jonathan Yong <10walls@gmail.com>
2821 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2822 sysroot/usr/lib/32api for additional win32 libraries,
2823 fixes failing Cygwin bootstrapping.
2825 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2827 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2830 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2833 * pretty-print.c (pp_indent): Specify that %p is printed in a
2834 host-dependent manner.
2835 (test_pp_format): Remove the test for %p.
2837 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2839 * config/mips/mips.c (mips_output_jump): Fix formatting.
2841 2016-06-09 Richard Biener <rguenther@suse.de>
2843 PR tree-optimization/71462
2844 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2847 2016-06-09 Martin Liska <mliska@suse.cz>
2849 * predict.c (dump_prediction): Add new argument.
2850 (enum predictor_reason): New enum.
2851 (struct predictor_hash): New struct.
2852 (predictor_hash::hash): New function.
2853 (predictor_hash::equal): Likewise.
2854 (not_removed_prediction_p): New function.
2855 (prune_predictions_for_bb): Likewise.
2856 (combine_predictions_for_bb): Prune predictions.
2858 2016-06-09 Martin Liska <mliska@suse.cz>
2860 * predict.c (filter_predictions): New function.
2861 (remove_predictions_associated_with_edge): Use the filter
2863 (equal_edge_p): New function.
2865 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2867 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2868 Correct usage of @samp vs @option, add @samp where appropriate.
2869 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2870 Add armv6s-m and document it, as it is no official ARM name.
2872 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2874 * ifcvt.c (struct noce_if_info): Add transform_name field.
2875 (noce_try_move): Set if_info->transform_name to the function name.
2876 (noce_try_ifelse_collapse): Likewise.
2877 (noce_try_store_flag): Likewise.
2878 (noce_try_inverse_constants): Likewise.
2879 (noce_try_store_flag_constants): Likewise.
2880 (noce_try_addcc): Likewise.
2881 (noce_try_store_flag_mask): Likewise.
2882 (noce_try_cmove): Likewise.
2883 (noce_try_cmove_arith): Likewise.
2884 (noce_try_minmax): Likewise.
2885 (noce_try_abs): Likewise.
2886 (noce_try_sign_mask): Likewise.
2887 (noce_try_bitop): Likewise.
2888 (noce_convert_multiple_sets): Likewise.
2889 (noce_process_if_block): Print if_info->transform_name to
2890 dump_file if transformation succeeded.
2892 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2894 * config/arm/cortex-a57.md (cortex_a57_alu):
2897 2016-06-08 Martin Sebor <msebor@redhat.com>
2898 Jakub Jelinek <jakub@redhat.com>
2902 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2903 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2904 * builtins.c: Include gimple-fold.h.
2905 (fold_builtin_arith_overflow): Handle
2906 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2907 (fold_builtin_3): Likewise.
2908 * doc/extend.texi (Integer Overflow Builtins): Document
2909 __builtin_{add,sub,mul}_overflow_p.
2911 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2913 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2914 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2916 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2918 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2919 Rewrite, looking one level down for records and arrays.
2921 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2923 * pretty-print.c: Include "selftest.h".
2924 (pp_format): Fix comment.
2925 (identifier_to_locale): Likewise.
2926 (selftest::test_basic_printing): New function.
2927 (selftest::assert_pp_format): New function.
2928 (selftest::test_pp_format): New function.
2929 (selftest::pretty_print_c_tests): New function.
2930 * selftest-run-tests.c (selftest::run_tests): Call
2931 selftest::pretty_print_c_tests.
2932 * selftest.h (pretty_print_c_tests): New declaration.
2934 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2936 * invoke.texi (max-loop-headers-insns): Document.
2937 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2938 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2939 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2941 2016-06-08 Richard Biener <rguenther@suse.de>
2943 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2944 on strided SLP loads and fall back to scalar loads in case
2945 we can't chunk them.
2947 2016-06-08 Richard Biener <rguenther@suse.de>
2949 PR tree-optimization/71452
2950 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2951 type used for the SSA rewrite has enough precision to cover
2952 the dynamic type of the location.
2954 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2955 Richard Biener <rguenther@suse.de>
2958 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2959 the same as DECL_P (base0) for indirect_base0. Use equality_code
2960 in one further place.
2962 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2964 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2965 to one word if the field is known to overlap other words.
2966 (extract_bit_field_1): Likewise.
2967 (store_split_bit_field): Remove compensating code.
2968 (extract_split_bit_field): Likewise.
2970 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2974 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2976 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2978 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2980 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2981 (arch64_addpv4sf): Delete.
2982 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2983 "gen_aarch64_addpv4sf".
2984 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2986 (vpadds_f32): Likewise.
2987 (vpaddq_f32): Likewise.
2988 (vpaddq_f64): Likewise.
2990 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2992 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2994 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2995 to VALLF. Rename to "fabd<mode>3".
2996 "*fabd_scalar<mode>3): Delete.
2997 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2999 (vabdd_f64): Likewise.
3000 (vabd_f32): Likewise.
3001 (vabd_f64): Likewise.
3002 (vabdq_f32): Likewise.
3003 (vabdq_f64): Likewise.
3005 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3007 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3009 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3010 "aarch64_rsqrts<mode>".
3011 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3012 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3014 (vrsqrtsd_f64): Likewise.
3015 (vrsqrts_f32): Likewise.
3016 (vrsqrts_f64): Likewise.
3017 (vrsqrtsq_f32): Likewise.
3018 (vrsqrtsq_f64): Likewise.
3020 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3022 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3024 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3025 "aarch64_rsqrte<mode>".
3026 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3027 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3029 (vrsqrted_f64): Likewise.
3030 (vrsqrte_f32): Likewise.
3031 (vrsqrte_f64): Likewise.
3032 (vrsqrteq_f32): Likewise.
3033 (vrsqrteq_f64): Likewise.
3035 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3037 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3041 * config/aarch64/aarch64-simd.md
3042 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3043 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3044 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3046 (vcvt_n_f32_u32): Likewise.
3047 (vcvt_n_s32_f32): Likewise.
3048 (vcvt_n_u32_f32): Likewise.
3049 (vcvtq_n_f32_s32): Likewise.
3050 (vcvtq_n_f32_u32): Likewise.
3051 (vcvtq_n_f64_s64): Likewise.
3052 (vcvtq_n_f64_u64): Likewise.
3053 (vcvtq_n_s32_f32): Likewise.
3054 (vcvtq_n_s64_f64): Likewise.
3055 (vcvtq_n_u32_f32): Likewise.
3056 (vcvtq_n_u64_f64): Likewise.
3057 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3058 (VSDQ_SDI): Likewise.
3059 (fcvt_target): Support V4DI, V4SI and V2SI.
3060 (FCVT_TARGET): Likewise.
3062 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3064 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3065 (TYPES_BINOP_SUS): Likewise.
3066 (aarch64_simd_builtin_data): Update include file name.
3067 (aarch64_builtins): Likewise.
3068 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3069 for conversion between scalar float-point and fixed-point.
3073 * config/aarch64/aarch64.md
3074 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3075 pattern for conversion between scalar float to fixed-pointer.
3076 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3077 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3078 (UNSPEC_FCVTZU): Likewise.
3079 (UNSPEC_SCVTF): Likewise.
3080 (UNSPEC_UCVTF): Likewise.
3081 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3083 (vcvtd_n_f64_u64): Likewise.
3084 (vcvtd_n_s64_f64): Likewise.
3085 (vcvtd_n_u64_f64): Likewise.
3086 (vcvtd_n_f32_s32): Likewise.
3087 (vcvts_n_f32_u32): Likewise.
3088 (vcvtd_n_s32_f32): Likewise.
3089 (vcvts_n_u32_f32): Likewise.
3090 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3092 (FCVT_TARGET): Likewise.
3093 (FCVT_FIXED2F): New iterator.
3094 (FCVT_F2FIXED): Likewise.
3095 (fcvt_fixed_insn): New define_int_attr.
3097 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3099 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3100 some statements was removed.
3102 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3104 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3105 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3106 (vect_can_advance_ivs_p): likewise.
3107 (vect_update_ivs_after_vectorizer): likewise.
3108 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3109 (vect_analyze_scalar_cycles_1): likewise.
3110 (vect_analyze_loop_operations): likewise.
3111 (report_vect_op): likewise.
3112 (vect_is_slp_reduction): likewise.
3113 (vect_is_simple_reduction): likewise.
3114 (get_initial_def_for_induction): likewise.
3115 (vect_transform_loop): likewise.
3116 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3117 (vect_recog_sad_pattern): likewise.
3118 (vect_recog_widen_sum_pattern): likewise.
3119 (vect_recog_widening_pattern): likewise.
3120 (vect_recog_divmod_pattern): likewise.
3121 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3122 (vect_analyze_slp_instance): likewise.
3123 (vect_transform_slp_perm_load): likewise.
3124 (vect_schedule_slp_instance): likewise.
3126 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3128 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3129 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3130 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3131 (PRED_LOOP_BRANCH): Document predictor as broken.
3132 (PRED_LOOP_EXIT): Change hitrate 91->92.
3133 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3134 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3135 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3136 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3137 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3138 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3139 (PRED_CALL): Chane hitrate 71->67.
3140 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3141 (PRED_GOTO): Document as unused right now.
3142 (PRED_CONST_RETURN): Change hitrate 67->69
3143 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3144 (PRED_NULL_RETURN): Change hitrate 91->90.
3145 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3146 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3147 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3149 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3151 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3152 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3153 special case Altivec builtin.
3154 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3155 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3156 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3157 code for ALTIVEC_BUILTIN_VEC_MUL.
3158 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3159 for __builtin_vec_mul.
3161 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3163 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3166 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3168 * spellcheck.c (selftest::test_find_closest_string): New function.
3169 (spellcheck_c_tests): Call the above.
3171 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3173 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3175 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3177 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3178 Yv=Yv,C alternatives.
3180 2016-06-07 Richard Biener <rguenther@suse.de>
3183 * common.opt (ffast-math): Make Optimization.
3185 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3186 Prachi Godbole <prachi.godbole@imgtec.com>
3188 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3189 `fabs' and `fneg' type attributes.
3190 (p5600_fpu_fabs): Add `fmove' to the comment.
3192 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3194 * gimple.c: Include builtins.h
3195 (gimple_inexpensive_call_p): New function.
3196 * gimple.h (gimple_inexpensive_call_p): Declare.
3197 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3198 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3201 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3203 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3204 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3205 warning_at_rich_loc, warning_n, pedwarn, permerror,
3206 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3207 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3210 2016-06-07 Richard Biener <rguenther@suse.de>
3212 PR tree-optimization/71428
3213 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3214 BIT_FIELD_REF op vs. load.
3216 2016-06-07 Richard Biener <rguenther@suse.de>
3219 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3222 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3224 * config/pa/pa.md (call): Generate indirect long calls to non-local
3225 functions on TARGET_64BIT.
3226 (call_value): Likewise.
3228 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3230 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3231 pattern and subsequent splitters.
3232 (call_val_reg_64bit_post_reload): Likewise.
3234 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3237 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3238 propagate_op_to_single_use.
3240 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3243 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3245 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3248 (enum x86_dirflag_state): New enum.
3249 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3250 (machine_function): Remove needs_cld.
3251 (ix86_current_function_needs_cld): Remove.
3252 * config/i386/i386.c (ix86_set_func_type): Set
3253 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3254 (ix86_expand_prologue): Do not emit CLD here.
3255 (ix86_dirflag_mode_needed): New function.
3256 (ix86_dirflag_mode_entry): Ditto.
3257 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3258 (ix86_mode_after): Ditto.
3259 (ix86_mode_entry): Ditto.
3260 (ix86_mode_exit): Ditto.
3261 (ix86_emit_mode_set): Ditto.
3262 * config/i386/i386.md (strmov_singleop): Set
3263 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3264 Do not set ix86_current_function_needs_cld.
3266 (strset_singleop): Ditto.
3268 (cmpstrnqi_nz_1): Ditto.
3269 (cmpstrnqi_1): Ditto.
3270 (strlenqi_1): Ditto.
3272 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3274 PR tree-optimization/71259
3275 * tree-vect-slp.c (vect_get_constant_vectors): For
3276 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3277 one for constant op, and use COND_EXPR for non-constant.
3279 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3281 * Makefile.in (OBJS): Add function-tests.o,
3282 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3283 selftest-run-tests.o.
3284 (OBJS-libcommon): Add selftest.o.
3285 (OBJS-libcommon-target): Add selftest.o.
3286 (all.internal): Add "selftest".
3287 (all.cross): Likewise.
3288 (selftest): New phony target.
3289 (s-selftest): New target.
3290 (selftest-gdb): New phony target.
3291 (COLLECT2_OBJS): Add selftest.o.
3292 * bitmap.c: Include "selftest.h".
3293 (selftest::test_gc_alloc): New function.
3294 (selftest::test_set_range): New function.
3295 (selftest::test_clear_bit_in_middle): New function.
3296 (selftest::test_copying): New function.
3297 (selftest::test_bitmap_single_bit_set_p): New function.
3298 (selftest::bitmap_c_tests): New function.
3299 * common.opt (fself-test): New.
3300 * diagnostic-show-locus.c: Include "selftest.h".
3301 (make_range): New function.
3302 (test_range_contains_point_for_single_point): New function.
3303 (test_range_contains_point_for_single_line): New function.
3304 (test_range_contains_point_for_multiple_lines): New function.
3305 (assert_eq): New function.
3306 (test_get_line_width_without_trailing_whitespace): New function.
3307 (selftest::diagnostic_show_locus_c_tests): New function.
3308 * et-forest.c: Include "selftest.h".
3309 (selftest::test_single_node): New function.
3310 (selftest::test_simple_tree): New function.
3311 (selftest::test_disconnected_nodes): New function.
3312 (selftest::et_forest_c_tests): New function.
3313 * fold-const.c: Include "selftest.h".
3314 (selftest::assert_binop_folds_to_const): New function.
3315 (selftest::assert_binop_folds_to_nonlvalue): New function.
3316 (selftest::test_arithmetic_folding): New function.
3317 (selftest::fold_const_c_tests): New function.
3318 * function-tests.c: New file.
3319 * gimple.c: Include "selftest.h".
3320 Include "gimple-pretty-print.h".
3321 (selftest::verify_gimple_pp): New function.
3322 (selftest::test_assign_single): New function.
3323 (selftest::test_assign_binop): New function.
3324 (selftest::test_nop_stmt): New function.
3325 (selftest::test_return_stmt): New function.
3326 (selftest::test_return_without_value): New function.
3327 (selftest::gimple_c_tests): New function.
3328 * hash-map-tests.c: New file.
3329 * hash-set-tests.c: New file.
3330 * input.c: Include "selftest.h".
3331 (selftest::assert_loceq): New function.
3332 (selftest::test_accessing_ordinary_linemaps): New function.
3333 (selftest::test_unknown_location): New function.
3334 (selftest::test_builtins): New function.
3335 (selftest::test_reading_source_line): New function.
3336 (selftest::input_c_tests): New function.
3337 * rtl-tests.c: New file.
3338 * selftest-run-tests.c: New file.
3339 * selftest.c: New file.
3340 * selftest.h: New file.
3341 * spellcheck.c: Include "selftest.h".
3342 (selftest::levenshtein_distance_unit_test_oneway): New function,
3343 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3344 (selftest::levenshtein_distance_unit_test): Likewise.
3345 (selftest::spellcheck_c_tests): Likewise.
3346 * toplev.c: Include selftest.h.
3347 (toplev::run_self_tests): New.
3348 (toplev::main): Handle -fself-test.
3349 * toplev.h (toplev::run_self_tests): New.
3350 * tree.c: Include "selftest.h".
3351 (selftest::test_integer_constants): New function.
3352 (selftest::test_identifiers): New function.
3353 (selftest::test_labels): New function.
3354 (selftest::tree_c_tests): New function.
3355 * tree-cfg.c: Include "selftest.h".
3356 (selftest::push_fndecl): New function.
3357 (selftest::test_linear_chain): New function.
3358 (selftest::test_diamond): New function.
3359 (selftest::test_fully_connected): New function.
3360 (selftest::tree_cfg_c_tests): New function.
3361 * vec.c: Include "selftest.h".
3362 (selftest::safe_push_range): New function.
3363 (selftest::test_quick_push): New function.
3364 (selftest::test_safe_push): New function.
3365 (selftest::test_truncate): New function.
3366 (selftest::test_safe_grow_cleared): New function.
3367 (selftest::test_pop): New function.
3368 (selftest::test_safe_insert): New function.
3369 (selftest::test_ordered_remove): New function.
3370 (selftest::test_unordered_remove): New function.
3371 (selftest::test_block_remove): New function.
3372 (selftest::reverse_cmp): New function.
3373 (selftest::test_qsort): New function.
3374 (selftest::vec_c_tests): New function.c.
3375 * wide-int.cc: Include selftest.h and wide-int-print.h.
3376 (selftest::from_int <wide_int>): New function.
3377 (selftest::from_int <offset_int>): New function.
3378 (selftest::from_int <widest_int>): New function.
3379 (selftest::assert_deceq): New function.
3380 (selftest::assert_hexeq): New function.
3381 (selftest::test_printing <VALUE_TYPE>): New function template.
3382 (selftest::test_ops <VALUE_TYPE>): New function template.
3383 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3384 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3386 (selftest::wide_int_cc_tests): New function.
3388 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3391 * ifcvt.c (noce_try_ifelse_collapse): New function.
3393 (noce_process_if_block): Call noce_try_ifelse_collapse.
3394 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3395 (simplify_ternary_operation): Use the above to simplify
3396 conditional CLZ/CTZ expressions.
3398 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3401 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3402 define_insn_and_split.
3404 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3407 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3409 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3412 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3413 Implicitly clobber memory for basic asm with non-empty assembler
3414 string. Use targetm.md_asm_adjust also here.
3415 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3416 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3417 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3418 non-empty assembler string.
3419 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3420 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3421 (decode_asm_operands): Handle basic asm in PARALLEL block.
3422 (extract_insn): Handle basic asm in PARALLEL block.
3423 * doc/extend.texi: Mention new behavior of basic asm.
3424 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3425 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3426 branch_needs_nop_p): Use asm_noperands.
3428 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3430 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3431 Include the M7 SPARC DFA scheduler.
3432 New attribute v3pipe.
3433 Annotate insns with v3pipe where appropriate.
3434 Define cpu_feature vis4.
3435 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3436 Add (V8QI "8") to vbits.
3437 Add insns {add,sub}v8qi3
3438 Add insns ss{add,sub}v8qi3
3439 Add insns us{add,sub}{v8qi,v4hi}3
3440 Add insns {min,max}{v8qi,v4hi,v2si}3
3441 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3442 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3443 * config/sparc/niagara4.md: Add a comment explaining the
3444 discrepancy between the documented latenty numbers and the
3446 * config/sparc/niagara7.md: New file.
3447 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3448 supports SPARC5 and VIS 4.0 instructions.
3449 * configure: Regenerate.
3450 * config.in: Likewise.
3451 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3452 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3453 TARGET_CPU_niagara7.
3454 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3455 (CPP_CPU_SPEC): Handle niagara7.
3456 (ASM_CPU_SPEC): Likewise.
3457 * config/sparc/sparc-opts.h (processor_type): Add
3459 (mvis4): New option.
3460 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3461 (AS_NIAGARA7_FLAG): Define.
3462 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3463 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3464 (CPP_CPU_SPEC): Handle niagara7.
3465 (ASM_CPU_SPEC): Likewise.
3466 * config/sparc/sparc.c (niagara7_costs): Define.
3467 (sparc_option_override): Handle niagara7 and adjust cache-related
3468 parameters with better values for niagara cpus. Also support VIS4.
3469 (sparc32_initialize_trampoline): Likewise.
3470 (sparc_use_sched_lookahead): Likewise.
3471 (sparc_issue_rate): Likewise.
3472 (sparc_register_move_cost): Likewise.
3473 (dump_target_flag_bits): Support VIS4.
3474 (sparc_vis_init_builtins): Likewise.
3475 (sparc_builtins): Likewise.
3476 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3478 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3480 * config/sparc/sparc.opt (sparc_processor_type): New value
3482 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3484 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3486 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3489 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3491 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3493 2016-06-06 Richard Biener <rguenther@suse.de>
3495 PR tree-optimization/71398
3496 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3499 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3501 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3502 ft32_expand_prolog, ft32_expand_epilogue):
3503 Handle pretend_args.
3504 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3505 * config/ft32/ft32.md: Add pretend_returner.
3507 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3511 Copy op1 RTX to avoid invalid sharing.
3512 (ix86_expand_vector_move_misalign): Ditto.
3514 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3516 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3519 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3521 * predict.c (predicted_by_loop_heuristics_p): New function.
3522 (predict_iv_comparison): Use it.
3523 (predict_loops): Walk from innermost loops; do not predict edges
3524 leaving multiple loops multiple times; implement
3525 PRED_LOOP_ITERATIONS_MAX heuristics.
3526 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3528 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3530 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3531 only edges out of BB are EH edges.
3533 2016-06-04 Martin Sebor <msebor@redhat.com>
3534 Marcin Baczyński <marbacz@gmail.com>
3537 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3538 a void expression in a void function.
3540 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3542 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3543 aux; dump reasons of decisions.
3544 (should_duplicate_loop_header_p): Likewise.
3545 (do_while_loop_p): Likewise.
3546 (ch_base::copy_headers): Dump asi num insns duplicated.
3548 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3550 PR tree-optimization/71405
3551 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3552 incompatible type, build a new clobber with the right type instead
3553 of building a VIEW_CONVERT_EXPR around it.
3555 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3557 PR tree-optimization/52171
3558 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3559 by_pieces_ninsns instead of move_by_pieces_ninsns.
3561 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3563 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3564 for reg+reg addressing mode.
3566 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3568 * rs6000-c.c (c/c-tree.h): Add #include.
3569 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3570 in C++ when found in the base position of vec_ld or vec_st.
3572 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3574 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3575 use of profile unless profile status is PROFILE_READ.
3576 * profile.c (compute_branch_probabilities): Set profile status
3577 only after reporting predictor hitrates.
3579 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3583 * common.opt (ffp-int-builtin-inexact): New option.
3584 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3585 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3586 (ceil@var{m}2): Document dependence on this option.
3587 * ipa-inline-transform.c (inline_call): Handle
3588 flag_fp_int_builtin_inexact.
3589 * ipa-inline.c (can_inline_edge_p): Likewise.
3590 * config/i386/i386.md (rintxf2): Do not test
3591 flag_unsafe_math_optimizations.
3592 (rint<mode>2_frndint): New define_insn.
3593 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3594 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3595 for 387 instead of extending and truncating.
3596 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3597 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3598 Change to frndint<mode>2_<rounding>.
3599 (frndintxf2_<rounding>_i387): Likewise. Change to
3600 frndint<mode>2_<rounding>_i387.
3601 (<rounding_insn>xf2): Likewise.
3602 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3603 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3604 x87. Test TARGET_ROUND || !flag_trapping_math ||
3605 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3606 SSE. Use ROUND_NO_EXC in constant operand of
3607 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3608 for 387 instead of extending and truncating.
3610 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3611 Julia Koval <julia.koval@intel.com>
3623 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3624 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3625 all registers, except for function return registers if there are
3626 no caller-saved registers.
3627 (ix86_set_func_type): New function.
3628 (ix86_set_current_function): Call ix86_set_func_type to set
3629 no_caller_saved_registers and func_type. Call reinit_regs if
3630 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3631 nor x87 instructions in interrupt handler nor function with
3632 no_caller_saved_registers attribute.
3633 (ix86_function_ok_for_sibcall): Return false if there are no
3634 caller-saved registers.
3635 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3637 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3638 (ix86_function_arg): Return special arguments in interrupt handler.
3639 (ix86_promote_function_mode): Promote pointer to word_mode only
3640 for normal functions.
3641 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3643 (ix86_epilogue_uses): New function.
3644 (ix86_hard_regno_scratch_ok): Likewise.
3645 (ix86_save_reg): Preserve all registers in interrupt handler
3646 after reload. Preserve all registers, except for function return
3647 registers, if there are no caller-saved registers after reload.
3648 (find_drap_reg): Always use callee-saved register if there are
3649 no caller-saved registers.
3650 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3651 for interrupt handler.
3652 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3653 Emit cld instruction if stringops are used in interrupt handler
3654 or interrupt handler isn't a leaf function.
3655 (ix86_expand_epilogue): Generate interrupt return for interrupt
3656 handler and pop the 'ERROR_CODE' off the stack before interrupt
3657 return in exception handler.
3658 (ix86_expand_call): Disallow calling interrupt handler directly.
3659 If there are no caller-saved registers, mark all registers that
3660 are clobbered by the call which returns as clobbered.
3661 (ix86_handle_no_caller_saved_registers_attribute): New function.
3662 (ix86_handle_interrupt_attribute): Likewise.
3663 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3665 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3666 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3667 accumulation in interrupt function if stack may be realigned to
3669 (EPILOGUE_USES): New.
3670 (function_type): New enum.
3671 (machine_function): Add func_type and no_caller_saved_registers.
3672 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3673 (interrupt_return): New pattern.
3674 * doc/extend.texi: Document x86 interrupt and
3675 no_caller_saved_registers attributes.
3677 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3679 PR tree-optimization/52171
3680 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3681 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3682 Look for constant strings. Move some code to emit_block_cmp_hints
3684 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3685 * defaults.h (COMPARE_MAX_PIECES): New macro.
3686 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3687 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3688 (clear_by_pieces_1): Don't declare. Move definition before use.
3689 (can_do_by_pieces): New static function.
3690 (can_move_by_pieces): Use it. Return bool.
3691 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3692 OP. All callers changed. Handle COMPARE_BY_PIECES.
3693 (class pieces_addr); New.
3694 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3695 pieces_addr::adjust, pieces_addr::increment_address,
3696 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3698 (class op_by_pieces_d): New.
3699 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3701 (class move_by_pieces_d, class compare_by_pieces_d,
3702 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3703 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3704 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3705 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3706 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3707 compare_by_pieces_d::finish_mode): New member functions.
3708 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3710 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3711 (emit_block_cmp_hints): New function.
3712 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3713 use the newly defined classes.
3714 * expr.h (by_pieces_constfn): New typedef.
3715 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3716 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3717 (move_by_pieces_ninsns): Don't declare.
3718 (can_move_by_pieces): Change return value to bool.
3719 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3720 (compare_by_pieces_branch_ratio): New hook.
3721 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3722 (by_pieces_ninsns): Declare.
3723 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3725 (default_compare_by_pieces_branch_ratio): New function.
3726 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3727 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3728 * doc/tm.texi: Regenerate.
3729 * tree-ssa-strlen.c: Include "builtins.h".
3730 (handle_builtin_memcmp): New static function.
3731 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3732 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3734 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3736 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3737 relevant stmts which are simple and invariant.
3738 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3739 instead of simple and invariant
3741 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3743 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3744 (vectorizable_reduction): Check for new relevant state.
3745 (vectorizable_live_operation): vectorize live stmts using
3746 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3747 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3748 (vect_stmt_relevant_p): Check for stmts which are only used live.
3749 (process_use): Use of a stmt does not inherit it's live value.
3750 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3751 (vect_analyze_stmt): Check for new relevant state.
3752 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3753 outside the loop, but not inside it.
3755 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3757 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3758 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3759 (vect_get_vec_def_for_operand): Split out code.
3761 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3763 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3765 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3767 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3769 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3771 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3773 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3776 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3777 to noreturn e->callee->decl that has void return type and void
3778 arguments, adjust gimple_call_fntype and remove lhs even if it had
3779 previously addressable type.
3781 2016-06-02 Jeff Law <law@redhat.com>
3783 PR tree-optimization/71328
3784 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3785 error when checking for a jump back onto the copied path.
3787 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3789 * config/microblaze/microblaze.c (get_branch_target): Add return
3790 NULL_RTX for the non-CALL_P case.
3791 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3792 (insert_wic): Remove unused local "j".
3794 2016-06-02 Martin Liska <mliska@suse.cz>
3796 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3798 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3799 Julia Koval <julia.koval@intel.com>
3801 * function.c (assign_parm_setup_stack): Force source into a
3803 * target.def (function_incoming_arg): Update documentation to
3804 allow arbitrary address computation based on hard register.
3805 * doc/tm.texi: Regenerated.
3807 2016-06-02 Martin Liska <mliska@suse.cz>
3809 * predict.c (combine_predictions_for_bb): Fix first match in
3810 cases where a first predictor contains more than one occurence
3811 in list of predictors. Take the best value in such case.
3813 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3815 PR rtl-optimization/71295
3816 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3817 offset would go over the size of the inner mode reject it.
3819 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3821 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3822 x=x,x and v=v,m instead of x=x,m.
3824 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3825 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3826 alternative to v=rm,C.
3828 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3829 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3830 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3831 instead of vex for the last two above mentioned alternatives.
3833 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3836 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3838 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3840 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3842 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3844 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3845 from int to unsigned.
3847 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3849 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3850 alternatives, eliminating preferred register class. Add support
3851 for the MTVSRDD instruction in ISA 3.0.
3852 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3853 reg_or_indexed_operand.
3854 (vsx_splat_v4sf_internal): Likewise.
3856 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3859 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3860 for loading up all 0's or all 1's.
3862 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3864 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3866 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3868 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3870 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3871 * gcc.c (set_source_date_epoch_envvar): New function, sets
3872 the SOURCE_DATE_EPOCH environment variable to the current time.
3874 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3876 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3877 the factor for live Phi nodes.
3879 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3881 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3882 * tree-parloops.c (parallelize_loops): likewise.
3883 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3884 tree_unswitch_outer_loop): likewise.
3886 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3889 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3890 around creation of the temporary.
3892 2016-06-01 Richard Biener <rguenther@suse.de>
3894 PR tree-optimization/71366
3895 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3896 (unloop_loops): Move removing edges here ...
3897 (try_unroll_loop_completely): ... from here.
3898 (try_peel_loop): ... and here.
3899 (tree_unroll_loops_completely_1): Track parent loops via
3900 bitmap of header BBs.
3901 (tree_unroll_loops_completely): Adjust for that.
3903 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3905 * config/rs6000/altivec.h (vec_slv): New macro.
3906 (vec_srv): New macro.
3907 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3908 (UNSPEC_VSRV): New value.
3911 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3912 (vsrv): New builtin definition.
3913 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3914 define argument types for new builtin.
3915 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3917 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3920 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3921 Jocelyn Mayer <l_indien@magic.fr>
3924 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3925 detect processor family for signature_CENTAUR_ebx.
3926 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3927 signature_CENTAUR_ebx.
3928 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3929 <default>: Pass x86-64 for has_longmode.
3931 2016-06-01 Nathan Sidwell <nathan@acm.org>
3933 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3936 2016-06-01 Richard Biener <rguenther@suse.de>
3938 PR tree-optimization/71261
3939 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3940 of stmts successfully put in the bool pattern. Remove
3941 single-use restriction.
3942 (adjust_bool_pattern_cast): Add cast at the use site via the
3943 pattern def sequence.
3944 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3945 of patterned defs. Use the pattern def seqence instead of
3946 multiple independent patterns.
3947 (sort_after_uid): New qsort compare function.
3948 (adjust_bool_stmts): New function to process stmts in the bool
3949 pattern in IL order.
3950 (vect_recog_bool_pattern): Adjust.
3951 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3952 (ifcvt_walk_pattern_tree): Likewise.
3953 (stmt_is_root_of_bool_pattern): Likewise.
3954 (ifcvt_repair_bool_pattern): Likewise.
3955 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3957 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3959 * loop-unroll.c (decide_unroll_constant_iterations,
3960 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3961 likely upper bounds.
3962 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3964 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3966 * tree-core.h (enum omp_clause_code): Remove
3967 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3969 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3971 * config/arm/sync.md (arm_store_exclusive<mode>):
3972 Use 'H' output modifier on operands[2] rather than creating a new
3973 entry in out-of-bounds memory of the operands array.
3974 (arm_store_release_exclusivedi): Likewise.
3976 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3978 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3979 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3980 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3981 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3983 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3985 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3986 into account live statements for mask producers.
3988 2016-06-01 Richard Biener <rguenther@suse.de>
3990 PR tree-optimization/71311
3991 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3992 restrict to non-INTEGER_CST @0.
3994 2016-06-01 Richard Biener <rguenther@suse.de>
3996 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3997 (relational patterns): Use :c to avoid pattern duplications.
3999 2016-06-01 Richard Biener <rguenther@suse.de>
4001 * genmatch.c (comparison_code_p): New predicate.
4002 (swap_tree_comparison): New function.
4003 (commutate): Add for_vec parameter to append new for entries.
4004 Support commutating relational operators by swapping it alongside
4006 (lower_commutative): Adjust.
4007 (dt_simplify::gen): Do not pass artificial operators to gen
4009 (decision_tree::gen): Do not add artificial operators as parameters.
4010 (parser::parse_expr): Verify operator commutativity when :c is
4011 applied. Allow :C to override this.
4012 * match.pd: Adjust patterns to use :C instead of :c where required.
4014 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4016 PR tree-optimization/71077
4017 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4018 the combining step, use boolean_false_node and boolean_true_node
4019 as the designated false/true return values.
4021 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4023 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4024 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4025 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4028 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4030 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4031 of flags impliying the register renaming.
4032 * toplev.c (process_options): Do not imply flag_rename_registers with
4035 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4037 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4038 default implementation.
4040 2016-05-31 Nathan Sidwell <nathan@acm.org>
4042 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4044 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4046 * config/sh/constraints.md (b): Remove constraint.
4047 * config/sh/predicates.md (arith_reg_operand): Remove
4049 * config/sh/sh-modes.def (PDI): Remove.
4050 * config/sh/sh.c (sh_target_reg_class,
4051 sh_optimize_target_register_callee_saved): Remove functions.
4052 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4053 (sh_expand_epilogue): Update comment.
4054 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4055 sh_secondary_reload): Remove TARGET_REGS related code.
4056 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4057 TARGET_REGISTER_P): Remove macros.
4058 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4059 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4060 TR1_REG, TR2_REG): Remove constants.
4061 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4063 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4065 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4066 define_expand patterns.
4067 (adddi3_compact): Rename to adddi3.
4068 (subdi3_compact): Rename to subdi3.
4069 (*negdi2): Rename to negdi2.
4070 (*abs<mode>2): Rename to abs<mode>2.
4072 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4074 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4075 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4076 (atomic_sub_fetchsi): ... this new pattern.
4077 (mvtc): Add CC_REG clobber.
4079 2016-05-31 Marek Polacek <polacek@redhat.com>
4081 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4083 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4085 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4086 aarch64_fusion_enabled_p to check for fusion capabilities.
4088 2016-05-31 Richard Biener <rguenther@suse.de>
4090 PR tree-optimization/71352
4091 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4092 minus one and a negate.
4094 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4096 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4097 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4099 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4100 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4101 Remove use of aarch64_simd_attr_length_move, set length attribute
4103 (*aarch64_be_movoi): Likewise.
4104 (*aarch64_be_movci): Likewise.
4105 (*aarch64_be_movxi): Likewise.
4107 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4109 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4110 It no longer does that.
4111 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4113 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4115 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4116 attribute __unused__.
4118 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4120 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4121 * config/arm/arm.c (arm_arch_thumb1): Define.
4122 (arm_option_override): Initialize arm_arch_thumb1.
4123 * config/arm/arm.h (arm_arch_thumb1): Declare.
4124 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4125 support Thumb-1 ISA.
4127 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4130 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4131 `Yv' for scalar operand.
4133 2016-05-31 Tom de Vries <tom@codesourcery.com>
4135 PR tree-optimization/69068
4136 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4137 phis with more than two args.
4139 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4141 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4142 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4145 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4147 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4149 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4151 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4152 cpu_32, cpu_64, tune_32 and tune_64.
4153 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4155 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4157 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4159 2016-05-30 Andi Kleen <ak@linux.intel.com>
4161 * auto-profile.c (read_profile): Replace asserts with errors
4162 when file does not exist.
4163 * gcov-io.c (gcov_read_words): Dito.
4165 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4167 * tree-cfg.c (print_loop): Print likely upper bounds.
4169 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4171 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4172 * opts.c (default_options): Enable peel loops at -O3.
4173 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4174 (try_peel_loop): Do not re-peel already peeled loops;
4175 use likely upper bounds; fix profile updating.
4176 (pass_complete_unroll::execute): Initialize peeled_loops.
4178 2016-05-30 Martin Liska <mliska@suse.cz>
4180 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4181 computed costs by frequency of BB they belong to.
4182 (get_scaled_computation_cost_at): New function.
4184 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4185 Marc Glisse <marc.glisse@inria.fr>
4187 PR tree-optimization/71289
4188 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4190 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4192 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4194 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4196 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4197 for peeled copies; avoid underflow when updating estimates; correctly
4200 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4202 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4203 r236875. Corrected oe3 to oe2 as obvious.
4205 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4209 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4210 that inserted stmt will not dominate stmts that defines its operand.
4211 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4212 (rewrite_expr_tree_parallel): Likewise.
4214 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4217 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4218 all fields including stmt_to_insert are swapped.
4220 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4222 * predict.h (force_edge_cold): Declare.
4223 * predict.c (force_edge_cold): New function.
4224 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4226 (canonicalize_loop_induction_variables): Fix formating.
4228 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4230 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4231 (visium_expand_copysign): Use gen_int_mode directly.
4232 (visium_compute_frame_size): Minor tweaks.
4234 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4236 * tree-vect-loop.c (vect_analyze_loop_2): Use
4237 likely_max_stmt_executions_int.
4239 2016-05-30 Tom de Vries <tom@codesourcery.com>
4241 PR tree-optimization/69067
4242 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4244 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4247 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4248 New peepholes to remove unneeded fild/fistp pairs.
4249 (define_peephole2 atomic_loaddi_fpu): Ditto.
4251 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4253 * predict.c (maybe_hot_frequency_p): Avoid division.
4255 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4257 * doc/install.texi: Use https for shop.fsf.org.
4259 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4261 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4262 likely_max_stmt_executions_int.
4264 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4266 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4267 likely_max_stmt_executions_int.
4269 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4271 * profile.c (compute_branch_probabilities): Do not report hitrates
4273 (branch_prob): Report hitrates here.
4274 * predict.c (gimple_predict_edge): Do not assert profile status;
4275 fix formatting issues.
4277 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4279 * predict.c (edge_predicted_by_p): New function.
4280 (predict_paths_for_bb): Do not put multiple predictions of the same type
4283 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4285 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4288 2016-05-28 Alan Modra <amodra@gmail.com>
4290 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4292 2016-05-28 Alan Modra <amodra@gmail.com>
4294 PR rtl-optimization/71275
4295 * ira.c (ira): Free dominance info.
4297 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4299 * doc/sourcebuild.texi: New address for upstream Go repository.
4301 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4303 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4304 (TARGET_ARM_V7M): Likewise.
4306 2016-05-26 Jeff Law <law@redhat.com>
4308 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4309 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4310 * passes.def: Add jump threading passes before DOM/VRP.
4311 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4312 argument to a basic block from an edge. Remove tests which are
4314 (pass_data_thread_jumps, class pass_thread_jumps): New.
4315 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4316 (make_pass_thread_jumps): Likewise.
4317 * tree-pass.h (make_pass_thread_jumps): Declare.
4319 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4321 * config/visium/visium-protos.h (split_double_move): Rename into...
4322 (visium_split_double_move): ...this.
4323 (visium_split_double_add): Declare.
4324 * config/visium/visium.c (split_double_move): Rename into...
4325 (visium_split_double_move): ...this.
4326 (visium_split_double_add): New function.
4327 (visium_expand_copysign): Renumber operands for consistency.
4328 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4329 (DFmode move splitter): Likewise.
4330 (*addi3_insn): Split by means of visium_split_double_add.
4331 (*adddi3_insn_flags): Delete.
4332 (*plus_plus_sltu<subst_arith>): New insn.
4333 (*subdi3_insn): Split by means of visium_split_double_add.
4334 (subdi3_insn_flags): Delete.
4335 (*minus_minus_sltu<subst_arith>): New insn.
4336 (*negdi2_insn): Split by means of visium_split_double_add.
4337 (*negdi2_insn_flags): Delete.
4339 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4341 * configure.ac: Treat a --with-headers option without argument
4342 the same as the default (i.e. consult sys-include directory).
4343 * configure: Regenerate.
4345 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4347 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4348 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4350 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4351 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4353 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4356 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4357 tree-stdarg analysis results.
4358 (aarch64_setup_incoming_varargs): Likewise.
4360 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4362 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4363 va_list_gpr_counter_field and va_list_fpr_counter_field.
4365 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4368 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4369 * config/aarch64/aarch64.c
4370 (aarch64_cannot_change_mode_class): Remove function.
4371 * config/aarch64/aarch64-protos.h
4372 (aarch64_cannot_change_mode_class): Remove.
4374 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4376 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4377 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4378 get_likely_max_loop_iterations_int): New.
4379 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4380 any_likely_upper_bound.
4381 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4383 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4384 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4386 (unroll_loop_constant_iterations): Likewise.
4387 (unroll_loop_runtime_iterations): Likewise.
4388 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4389 * lto-streamer-out.c (output_cfg): Likewise.
4390 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4392 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4393 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4394 (likely_max_loop_iterations): New.
4395 (likely_max_loop_iterations_int): New.
4396 (likely_max_stmt_executions): New.
4397 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4398 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4399 likely_max_stmt_executions): Declare.
4401 2016-05-27 Marek Polacek <polacek@redhat.com>
4404 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4406 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4408 * config/s390/s390.md (2x risbg splitters): Use
4409 reg_overlap_mentioned_p instead of rtx_equal_p.
4411 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4413 * combine.c (make_compound_operation): Take known zero bits into
4414 account when checking for possible zero_extend.
4416 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4418 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4419 Use const_int_operand for operand 2 predicate. Simplify expand code
4422 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4425 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4428 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4430 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4431 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4432 that returns CC_SESWPmode and CC_ZESWPmode.
4433 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4435 (aarch64_rtx_costs): Likewise.
4437 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4439 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4440 for ISA 3.0 min/max support.
4441 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4442 conditional move support.
4443 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4444 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4446 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4447 conditional moves where the comparison type is different from move
4449 (fp_minmax): New code iterator for smin/smax.
4450 (minmax): New code attributes for min/max.
4451 (SMINMAX): Likewise.
4452 (smax<mode>3): Combine min, max insns into one insn using the
4453 fp_minmax code iterator. Add support for ISA 3.0 min/max
4454 instructions that don't need -ffast-math.
4455 (s<minmax><mode>3): Likewise.
4456 (smax<mode>3_vsx): Likewise.
4457 (smin<mode>3): Likewise.
4458 (s<minmax><mode>3_vsx): Likewise.
4459 (smin<mode>3_vsx): Likewise.
4460 (pre-VSX min/max splitters): Likewise.
4461 (s<minmax><mode>3_fpr): Likewise.
4462 (movsfcc): Rewrite floating point conditional moves to combine
4463 SFmode/DFmode into a single insn.
4464 (mov<mode>cc): Likewise.
4465 (movdfcc): Likewise.
4466 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4467 SFDF2 iterators to handle all combinations.
4468 (fseldfsf4): Likewise.
4469 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4470 (fseldfdf4): Likewise.
4471 (fselsfdf4): Likewise.
4472 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4473 comparison instructions that set a 0/-1 mask, and use it for
4474 floating point conditional move via XXSEL.
4475 (fpmask<mode>): Likewise.
4476 (xxsel<mode>): Likewise.
4477 * config/rs6000/predicates.md (min_max_operator): Delete, no
4479 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4480 instructions that generate a 0/-1 mask for use with XXSEL.
4481 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4482 say whether floating point min/max is available, either through
4483 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4484 (TARGET_MINMAX_DF): Likewise.
4486 2016-05-27 Alan Modra <amodra@gmail.com>
4488 PR rtl-optimization/71275
4489 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4490 for update_equiv_regs and combine_and_move_insns.
4492 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4494 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4495 if_then_else or cond RTXes to calculate attribute value.
4496 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4497 <attr "length_immediate>: Ditto.
4498 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4499 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4500 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4501 <attr "type">: Ditto.
4502 <attr "prefix_data16">: Ditto.
4503 <attr "prefix_extra">: Ditto.
4504 <attr "length_immediate">: Ditto.
4505 <attr "prefix">: Ditto.
4506 (vec_set<mode>_0) <attr "isa">: Ditto.
4507 <attr "prefix_extra">: Ditto.
4508 <attr "length_immediate">: Ditto.
4509 <attr "prefix">: Ditto.
4510 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4511 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4512 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4513 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4514 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4515 <attr "length_immediate">: Ditto.
4516 <attr "prefix">: Ditto.
4517 (sse2_movsd) <attr "length_immediate">: Ditto.
4518 <attr "prefix">: Ditto.
4519 (vec_concatv2df) <attr "isa">: Ditto.
4520 <attr "prefix">: Ditto.
4521 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4522 (*vec_extractv2di_1) <attr "isa">: Ditto.
4523 <attr "type">: Ditto.
4524 <attr "length_immediate">: Ditto.
4525 <attr "prefix_rex">: Ditto.
4526 <attr "prefix_extra">: Ditto.
4527 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4528 <attr "prefix_extra">: Ditto.
4529 <attr "length_immediate">: Ditto.
4530 (vec_concatv2di) <attr "isa">: Ditto.
4531 <attr "prefix_extra">: Ditto.
4532 <attr "length_immediate">: Ditto.
4533 <attr "prefix">: Ditto.
4535 2016-05-26 Martin Liska <mliska@suse.cz>
4537 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4539 (operator+): Likewise.
4540 (operator-): Likewise.
4541 (comp_cost::operator+=): Likewise.
4542 (comp_cost::operator-=): Likewise.
4543 (comp_cost::operator/=): Likewise.
4544 (comp_cost::operator*=): Likewise.
4545 (operator<): Likewise.
4546 (operator==): Likewise.
4547 (operator<=): Likewise.
4549 (infinite_cost_p): Likewise.
4550 (add_costs): Likewise.
4551 (sub_costs): Likewise.
4552 (compare_costs): Likewise.
4553 (set_group_iv_cost): Use the newly introduced functions.
4554 (get_address_cost): Likewise.
4555 (get_shiftadd_cost): Likewise.
4556 (force_expr_to_var_cost): Likewise.
4557 (split_address_cost): Likewise.
4558 (ptr_difference_cost): Likewise.
4559 (difference_cost): Likewise.
4560 (get_computation_cost_at): Likewise.
4561 (determine_group_iv_cost_generic): Likewise.
4562 (determine_group_iv_cost_address): Likewise.
4563 (determine_group_iv_cost_cond): Likewise.
4564 (autoinc_possible_for_pair): Likewise.
4565 (determine_group_iv_costs): Likewise.
4566 (cheaper_cost_pair): Likewise.
4567 (iv_ca_recount_cost): Likewise.
4568 (iv_ca_set_no_cp): Likewise.
4569 (iv_ca_set_cp): Likewise.
4570 (iv_ca_cost): Likewise.
4571 (iv_ca_new): Likewise.
4572 (iv_ca_dump): Likewise.
4573 (iv_ca_narrow): Likewise.
4574 (iv_ca_prune): Likewise.
4575 (iv_ca_replace): Likewise.
4576 (try_add_cand_for): Likewise.
4577 (try_improve_iv_set): Likewise.
4578 (find_optimal_iv_set): Likewise.
4580 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4582 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4583 that internal functions will clobber all caller-saved registers.
4585 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4587 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4588 Return a better case_values_threshold when optimizing.
4590 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4592 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4593 Add ? to integer variant.
4594 (aarch64_combinez_be): Likewise.
4596 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4598 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4599 instead of x constraint.
4600 (vcvtps2ph256<mask_name>): Likewise.
4602 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4603 alternative. Formatting fix.
4605 * config/i386/sse.md
4606 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4608 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4609 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4610 maybe_evex prefix instead of vex.
4611 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4612 EXT_REX_SSE_REG_P (op0) case in the splitter.
4614 2016-05-25 Jeff Law <law@redhat.com>
4616 PR tree-optimization/71272
4617 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4618 Update comments. Add test for empty path.
4620 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4622 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4623 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4624 special case builtin.
4625 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4626 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4627 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4628 for __builtin_vec_cmpne.
4630 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4632 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4633 redundant test and bail out if the type of the new operand is not
4634 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4636 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4638 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4639 (x_ix86_target_flags_explicit): Remove.
4640 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4641 x_ix86_target_flags_explicit.
4642 (ix86_function_specific_restore): Ditto.
4644 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4645 H.J. Lu <hongjiu.lu@intel.com>
4648 * common/config/i386/i386-common.c
4649 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4650 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4651 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4652 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4653 (-mgeneral-regs-only): Add new option.
4654 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4655 x87 instructions if only general registers are allowed.
4656 (ix86_target_string): Add ix86_flags argument. Handle additional
4657 flags options through ix86_flags argument. Update all callers.
4658 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4660 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4662 PR rtl-optimization/66940
4663 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4664 decrementing desired_val will not overflow before performing these
4667 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4669 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4670 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4671 * config/i386/i386.c (enum ix86_builtins): Add
4672 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4673 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4674 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4675 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4676 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4677 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4678 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4679 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4680 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4681 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4682 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4683 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4684 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4685 __builtin_ia32_cvtps2dq512_mask.
4686 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4687 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4688 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4689 * config/i386/sse.md
4690 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4692 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4693 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4695 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4696 (avx512f_vec_pack_sfix_v8df): New define_expand.
4697 (avx512f_roundpd512): Rename to ...
4698 (avx512f_round<castmode>512): ... this. Change iterator.
4699 (avx512f_roundps512_sfix): New define_expand.
4700 (round<mode>2_sfix): Change iterator.
4702 2016-05-25 Nick Clifton <nickc@redhat.com>
4704 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4705 static interrupt handler is detected.
4706 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4707 default linker script.
4708 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4709 the low part of a symbolic pointer.
4711 2016-05-25 Richard Biener <rguenther@suse.de>
4713 PR tree-optimization/71261
4714 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4715 interesting stmt instead of immediate uses when looking
4716 for the use operand to replace.
4718 2016-05-25 Martin Liska <mliska@suse.cz>
4720 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4722 2016-05-25 Richard Biener <rguenther@suse.de>
4724 PR tree-optimization/71264
4725 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4728 2016-05-25 Martin Liska <mliska@suse.cz>
4730 PR tree-optimization/71239
4731 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4732 if DECL_SIZE is NULL.
4734 2016-05-25 Richard Biener <rguenther@suse.de>
4736 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4737 * tree-if-conv.c (pass_data_if_conversion): Use it.
4739 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4741 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4742 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4743 * varpool.c (varpool_node::get_availability): Likewise.
4745 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4747 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4748 VNEGW/VNEGD instructions.
4749 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4750 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4751 support for ISA 3.0 VNEGW/VNEGD instructions.
4753 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4755 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4756 pointers inside OACC_DATA regions.
4757 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4758 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4759 (gimplify_adjust_omp_clauses): Fix typo in comment.
4761 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4763 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4764 parity built-in functions.
4765 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4767 (p9v_parity<mode>2): Likewise.
4768 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4770 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4771 (parity<mode>2): ISA 3.0 expander for vector parity.
4772 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4774 (BU_P9_64BIT_MISC_0): Likewise.
4775 (BU_P9_MISC_0): Likewise.
4776 (BU_P9V_AV_1): Likewise.
4777 (BU_P9V_AV_2): Likewise.
4778 (BU_P9V_AV_3): Likewise.
4779 (BU_P9V_AV_P): Likewise.
4780 (BU_P9V_VSX_1): Likewise.
4781 (BU_P9V_OVERLOAD_1): Likewise.
4782 (BU_P9V_OVERLOAD_2): Likewise.
4783 (BU_P9V_OVERLOAD_3): Likewise.
4784 (VCTZB): Add vector count trailing zeros support.
4788 (VPRTYBD): Add vector parity support.
4789 (VPRTYBQ): Likewise.
4790 (VPRTYBW): Likewise.
4791 (VCTZ): Add overloaded vector count trailing zeros support.
4792 (VPRTYB): Add overloaded vector parity support.
4793 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4794 overloaded vector count trailing zeros and parity instructions.
4795 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4796 vector parity support.
4797 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4798 trailing zeros support.
4799 (vec_cntlz): Likewise.
4800 (vec_vctzb): Likewise.
4801 (vec_vctzd): Likewise.
4802 (vec_vctzh): Likewise.
4803 (vec_vctzw): Likewise.
4804 (vec_vprtyb): Add ISA 3.0 vector parity support.
4805 (vec_vprtybd): Likewise.
4806 (vec_vprtybw): Likewise.
4807 (vec_vprtybq): Likewise.
4808 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4809 the ISA 3.0 vector count trailing zeros and vector parity built-in
4812 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4814 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4815 when there is stmt_to_insert.
4817 2016-05-24 Martin Sebor <msebor@redhat.com>
4820 * tree.h (complete_or_array_type_p): New inline function.
4822 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4824 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4825 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4826 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4828 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4829 Limit 1st alternative to noavx isa, split 2nd alternative into one
4830 noavx and one avx alternative, use *x and Bm in the former and
4831 x and m in the latter.
4833 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4834 of sse4 for the first alternative, drop %v from the template
4835 and d operand modifier. Split second alternative into one sse4_noavx
4836 and one avx alternative, use *x instead of *v in the former and v
4837 instead of *v in the latter.
4838 (*sse4_1_extractps): Use noavx isa instead of * for the first
4839 alternative, drop %v from the template. Split second alternative into
4840 one noavx and one avx alternative, use *x instead of *v in the
4841 former and v instead of *v in the latter.
4842 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4843 with noavx and the last one with avx.
4844 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4845 split the second one into one noavx and one avx alternative,
4846 use *x and Bm in the former and x and m in the latter one.
4847 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4850 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4851 first two alternatives to noavx, use *x instead of *v in the second
4852 one, add avx alternative without *.
4853 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4854 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4855 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4857 2016-05-24 Jeff Law <law@redhat.com>
4859 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4860 New function, extracted from...
4861 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4862 Allow simple copies and constant initializations in the SSA chain.
4864 2016-05-24 Marek Polacek <polacek@redhat.com>
4867 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4870 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4873 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4874 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4875 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4876 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4877 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4879 2016-05-24 Richard Biener <rguenther@suse.de>
4881 PR tree-optimization/71240
4882 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4885 2016-05-24 Richard Biener <rguenther@suse.de>
4887 PR tree-optimization/71230
4888 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4890 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4892 * tree-vectorizer.h (vectorizable_comparison): Delete.
4893 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4894 PURE_SLP_STMT check.
4895 * tree-vect-stmts.c (vectorizable_call): Likewise.
4896 (vectorizable_simd_clone_call): Likewise.
4897 (vectorizable_conversion): Likewise.
4898 (vectorizable_assignment): Likewise.
4899 (vectorizable_shift): Likewise.
4900 (vectorizable_operation): Likewise.
4901 (vectorizable_load): Likewise.
4902 (vectorizable_condition): Likewise.
4903 (vectorizable_store): Likewise. Assert that we don't have
4905 (vectorizable_comparison): Make static. Remove redundant
4906 PURE_SLP_STMT check.
4907 (vect_transform_stmt): Assert that we always have an slp_node
4910 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4912 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4913 operands[2] against 1 with comparison against CONST1_RTX.
4914 (<shift>di3_neon): Likewise.
4915 * config/arm/predicates.md (const0_operand): Replace with comparison
4918 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4920 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4921 operands[2] against 1 with comparison against CONST1_RTX.
4922 (ashrdi3): Likewise.
4923 (lshrdi3): Likewise.
4924 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4926 (ashrsi3): Likewise.
4927 (lshrsi3): Likewise.
4928 (rotrsi3): Likewise.
4929 (define_split above *compareqi_eq0): Likewise.
4930 (define_split above "prologue"): Likewise.
4931 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4932 * config/arm/predicates.md (shift_operator): Likewise.
4933 (shift_nomul_operator): Likewise.
4934 (sat_shift_operator): Likewise.
4935 (thumb1_cmp_operand): Likewise.
4936 (const_neon_scalar_shift_amount_operand): Replace manual range
4937 check with IN_RANGE.
4938 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4939 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4941 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4943 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4944 with HOST_WIDE_INT_1.
4946 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4947 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4948 (arm_canonicalize_comparison): Likewise.
4949 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4951 (thumb1_size_rtx_costs): Likewise.
4952 (vfp_const_double_index): Replace cast of 1 to unsigned
4953 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4954 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4956 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4957 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4958 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4959 HOST_WIDE_INT with HOST_WIDE_INT_1.
4961 2016-05-24 Marek Polacek <polacek@redhat.com>
4963 * tree-cfg.h (should_remove_lhs_p): New predicate.
4964 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4965 * gimplify.c (gimplify_modify_expr): Likewise.
4966 * tree-cfg.c (verify_gimple_call): Likewise.
4967 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4968 * gimple-fold.c: Include "tree-cfg.h".
4969 (gimple_fold_call): Use should_remove_lhs_p.
4971 2016-05-24 Richard Biener <rguenther@suse.de>
4973 PR tree-optimization/71253
4974 * cfganal.h (control_dependences): Make robust against edge
4976 (control_dependences::control_dependences): Remove edge_list argument.
4977 (control_dependences::get_edge): Remove.
4978 (control_dependences::get_edge_src): Add.
4979 (control_dependences::get_edge_dest): Likewise.
4980 (control_dependences::m_el): Make a vector of edge src/dest index.
4981 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4982 (control_dependences::control_dependences): Likewise.
4983 (control_dependences::~control_dependence): Likewise.
4984 (control_dependences::get_edge): Remove.
4985 (control_dependences::get_edge_src): Add.
4986 (control_dependences::get_edge_dest): Likewise.
4987 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4989 (perform_tree_ssa_dce): Adjust.
4990 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4992 (pass_loop_distribution::execute): Adjust. Do loop destroying
4993 conditional on changed.
4995 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4998 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4999 return. Reindent transformation comment and mention the ARM state
5002 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5005 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5006 after build_and_add_sum creates new use stmt.
5008 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5010 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5011 load_lanes/grouped_load classification comes first. Don't check
5012 whether the vectorization factor is a multiple of the group size
5015 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5017 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5018 GROUP_GAP for single-element interleaving.
5019 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5022 2016-05-24 Richard Biener <rguenther@suse.de>
5026 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5027 bases which are accessed with non-invariant indices.
5028 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5029 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5031 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5034 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5035 (add_to_ops_vec): Add stmt_to_insert.
5036 (add_repeat_to_ops_vec): Init stmt_to_insert.
5037 (insert_stmt_before_use): New.
5038 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5040 (get_ops): Init stmt_to_insert.
5041 (maybe_optimize_range_tests): Likewise.
5042 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5043 (rewrite_expr_tree_parallel): Likewise.
5044 (reassociate_bb): Likewise.
5046 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5049 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5050 ISA 3.0 xxperm fusion alternative.
5051 (altivec_vperm_v8hiv16qi): Likewise.
5052 (altivec_vperm_<mode>_uns_internal): Likewise.
5053 (vperm_v8hiv4si): Likewise.
5054 (vperm_v16qiv8hi): Likewise.
5056 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5057 Kelvin Nilsen <kelvin@gcc.gnu.org>
5059 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5060 vpermr/xxpermr on ISA 3.0.
5061 (altivec_expand_vec_perm_le): Likewise.
5062 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5063 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5066 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5068 * config/i386/i386.h (IS_STACK_MODE): Enable for
5069 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5070 SSE_FLOAT_MODE_P macros.
5071 * config/i386/i386.c (ix86_preferred_reload_class): Use
5072 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5073 Cleanup regclass processing for CONST_DOUBLE_P.
5074 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5075 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5076 with IS_STACK_MODE macro.
5077 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5079 (*movdf_internal): Use IS_STACK_MODE macro.
5080 (*movsf_internal): Ditto.
5082 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5084 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5085 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5087 2016-05-23 Jeff Law <law@redhat.com>
5089 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5091 (fsm_find_control_statement_thread_paths): Call it.
5093 2016-05-23 Martin Jambor <mjambor@suse.cz>
5096 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5097 from_global_constant if t is not NULL.
5099 2016-05-23 Marek Polacek <polacek@redhat.com>
5102 * common.opt (Wswitch-unreachable): New option.
5103 * doc/invoke.texi: Document -Wswitch-unreachable.
5104 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5107 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5109 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5110 TMR_INDEX is non-NULL.
5112 2016-05-23 Richard Biener <rguenther@suse.de>
5114 PR tree-optimization/71230
5115 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5116 (try_special_add_to_ops): ... here. Always test for single-use.
5118 2016-05-23 Martin Jambor <mjambor@suse.cz>
5120 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5121 default block if a PHI node in the original one would be resized.
5123 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5125 PR tree-optimization/58135
5126 * tree-vect-slp.c: When group size is not multiple
5127 of vector size, allow splitting of store group at
5130 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5132 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5134 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5136 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5137 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5138 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5141 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5142 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5143 v constraint instead of x and vinserti32x4 insn.
5145 * config/i386/sse.md (i128vldq): New mode iterator.
5146 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5147 avx512dq and avx512vl alternatives.
5149 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5150 constraint, use maybe_evex prefix instead of vex.
5151 (vec_dupv4sf): Use v constraint instead of x for output
5152 operand except for noavx alternative, use Yv constraint
5153 instead of x for input. Use maybe_evex prefix instead of vex.
5154 (*vec_dupv4si): Likewise.
5155 (*vec_dupv2di): Likewise.
5157 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5160 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5161 (linearize_expr_tree): Call try_special_add_to_ops.
5162 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5164 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5166 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5167 to computed stack_usage.
5169 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5172 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5173 operand is subreg (symbol_ref) then move the symbol ref to register.
5175 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5177 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5179 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5182 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5185 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5187 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5188 ranges by calling get_single_symbol and tidy up. Look more closely
5189 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5191 2016-05-20 Jeff Law <law@redhat.com>
5193 * bitmap.c (bitmap_find_bit): Remove useless test.
5195 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5197 * function.c (thread_prologue_and_epilogue_insns): Commit the
5198 insertion of the epilogue.
5200 2016-05-20 Martin Jambor <mjambor@suse.cz>
5202 PR tree-optimization/70884
5203 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5204 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5205 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5206 of constant pool data as a reason for scalarization.
5208 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5210 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5211 for naked functions.
5212 (thumb1_expand_prologue): Likewise.
5214 2016-05-20 Nathan Sidwell <nathan@acm.org>
5216 * config/nvptx/nptx.c (nvptx_option_override): Only set
5217 flag_toplevel_reorder, if not explicitly specified. Set
5218 flag_no_common, unless explicitly specified.
5220 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5222 * calls.c (can_implement_as_sibling_call_p): Mark param
5223 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5225 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5227 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5228 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5229 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5231 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5232 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5235 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5237 * config/nvptx/nvptx.md (sincossf3): New pattern.
5239 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5241 * calls.c (maybe_complain_about_tail_call): New function.
5242 (initialize_argument_information): Call
5243 maybe_complain_about_tail_call when clearing *may_tailcall.
5244 (can_implement_as_sibling_call_p): Call
5245 maybe_complain_about_tail_call when returning false.
5246 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5247 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5248 if tail-call optimization fails.
5249 * cfgexpand.c (expand_call_stmt): Initialize
5250 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5251 * gimple-pretty-print.c (dump_gimple_call): Dump
5252 gimple_call_must_tail_p.
5253 * gimple.c (gimple_build_call_from_tree): Call
5254 gimple_call_set_must_tail with the value of
5255 CALL_EXPR_MUST_TAIL_CALL.
5256 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5257 (gimple_call_set_must_tail): New function.
5258 (gimple_call_must_tail_p): New function.
5259 * print-tree.c (print_node): Update printing of TREE_STATIC
5260 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5261 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5262 trailing comment listing applicable flags.
5263 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5265 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5267 * calls.c (expand_call): Move "Rest of purposes for tail call
5268 optimizations to fail" to...
5269 (can_implement_as_sibling_call_p): ...this new function, and
5270 split into multiple "if" statements.
5272 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5274 * cfgloop.h (expected_loop_iterations_unbounded,
5275 expected_loop_iterations): Unconstify.
5276 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5277 profile with known upper bound; return 3 when profile is absent.
5278 (expected_loop_iterations): Update.
5280 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5282 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5283 and get_max_loop_iterations_int.
5285 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5287 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5288 realistic upper bounds here.
5290 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5293 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5294 calls if the LHS is variable length or has addressable type.
5295 If targets[0]->decl is a noreturn call with void return type and
5296 zero arguments, adjust fntype and remove lhs in that case.
5298 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5300 PR tree-optimization/71079
5301 PR tree-optimization/71206
5302 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5304 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5306 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5307 (get_vec_alignment_for_array_decl): Likewise.
5308 (get_vec_alignment_for_record_decl): Likewise.
5309 (increase_alignment::execute): Move code to find alignment to
5310 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5311 (type_align_map): New hash_map.
5313 2016-05-20 Richard Guenther <rguenther@suse.de>
5315 PR tree-optimization/29756
5316 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5317 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5318 * fold-const.c (operand_equal_p): Likewise.
5319 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5320 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5321 * tree-inline.c (estimate_operator_cost): Likewise.
5322 * tree-pretty-print.c (dump_generic_node): Likewise.
5323 * tree-ssa-operands.c (get_expr_operands): Likewise.
5324 * cfgexpand.c (expand_debug_expr): Likewise.
5325 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5326 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5327 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5328 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5329 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5330 (execute_update_addresses_taken): Do it.
5332 2016-05-20 Richard Biener <rguenther@suse.de>
5334 PR tree-optimization/71185
5335 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5336 register operations.
5338 2016-05-20 Richard Biener <rguenther@suse.de>
5340 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5341 gimple_seq_add_seq_without_update.
5342 (release_bb_predicate): Assert we have no operands to free.
5343 (if_convertible_loop_p_1): Calculate post dominators later.
5344 Do not free BB predicates here.
5345 (combine_blocks): Do not recompute BB predicates.
5346 (version_loop_for_if_conversion): Save BB predicates around
5349 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5351 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5352 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5353 code. Ignore sibcalls on EDGE_IGNORE edges.
5354 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5355 on edges for sibcalls that run without prologue. The rest of the
5356 function is combined from...
5357 (fix_fake_fallthrough_edge): ... this, and ...
5358 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5359 function argument, make it a local variable.
5361 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5363 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5364 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5365 for 32-bit mode and SEH for 64-bit.
5366 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5367 TARGET_64BIT_DEFAULT.
5369 2016-05-19 Ryan Burn <contact@rnburn.com>
5371 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5372 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5374 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5376 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5377 force pending loads from memory.
5379 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5381 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5382 (UNSPEC_DARN_32): New unspec constant.
5383 (UNSPEC_DARN_RAW): New unspec constant.
5384 (darn_32): New instruction.
5385 (darn_raw): New instruction.
5386 (darn): New instruction.
5387 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5388 support and documentation for this macro.
5389 (BU_P9_MISC_1): New macro definition.
5390 (BU_P9_64BIT_MISC_0): New macro definition.
5391 (BU_P9_MISC_0): New macro definition.
5392 (darn_32): New builtin definition.
5393 (darn_raw): New builtin definition.
5394 (darn): New builtin definition.
5395 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5396 RS6000_BUILTIN_0 directives to surround each occurrence of
5397 #include "rs6000-builtin.def".
5398 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5399 RS6000_BTM_64BIT flags to the returned mask, depending on
5401 (def_builtin): Correct an error in the assignments made to the
5402 debugging variable attr_string.
5403 (rs6000_expand_builtin): Add support for no-operand built-in
5405 (builtin_function_type): Remove fatal_error assertion that is no
5407 (rs6000_common_init_builtins): Add support for no-operand built-in
5409 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5411 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5413 (RS6000_BTM_64BIT): New macro definition.
5414 * doc/extend.texi: Document __builtin_darn (void),
5415 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5418 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5420 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5421 max_loop_iterations_int.
5423 2016-05-19 Marek Polacek <polacek@redhat.com>
5425 PR tree-optimization/71031
5426 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5427 condition and adjust the code a bit.
5429 2016-05-19 Martin Liska <mliska@suse.cz>
5431 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5432 auto_vec instead of vec.
5434 2016-05-19 Martin Liska <mliska@suse.cz>
5436 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5438 2016-05-19 Martin Liska <mliska@suse.cz>
5440 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5442 2016-05-19 Martin Liska <mliska@suse.cz>
5444 * ipa-pure-const.c (set_function_state): Remove an existing
5446 (remove_node_data): Do not free it as it's released
5447 in set_function_state.
5449 2016-05-19 Martin Liska <mliska@suse.cz>
5451 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5454 2016-05-19 Martin Liska <mliska@suse.cz>
5456 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5458 2016-05-19 Martin Liska <mliska@suse.cz>
5460 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5461 an auto_vec instead of re-creating it.
5463 2016-05-19 Martin Liska <mliska@suse.cz>
5465 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5466 auto_vec instead of vec.
5468 2016-05-19 Martin Liska <mliska@suse.cz>
5470 * lto-section-in.c (lto_get_section_data): Call
5471 lto_check_version with additional argument.
5472 * lto-streamer.c (lto_check_version): Add new argument.
5473 * lto-streamer.h (lto_check_version): Likewise.
5475 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5477 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5478 Don't add cost of inner memory when handling sign-extended loads.
5480 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5482 PR rtl-optimization/71148
5483 * cse.c (cse_main): Free dominance info.
5484 (rest_of_handle_cse): Don't free dominance info.
5485 (rest_of_handle_cse2): Likewise.
5486 (rest_of_handle_cse_after_global_opts): Likewise.
5488 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5491 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5492 NULL_TREE early if NEON is not available. Remove now redundant check
5493 in ARM_CHECK_BUILTIN_MODE.
5495 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5498 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5499 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5500 * doc/cpp.texi: Document new macros.
5502 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5504 PR tree-optimization/69848
5505 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5506 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5508 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5510 * function.c (thread_prologue_and_epilogue_insn): Move the
5511 "goto epilogue_done" one block later.
5513 2016-05-19 Richard Biener <rguenther@suse.de>
5515 PR tree-optimization/70729
5516 * passes.def: Move LIM pass before PRE. Remove no longer
5517 required copyprop and move first DCE out of the loop pipeline.
5519 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5522 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5523 (OBJS-libcommon-target): ...here.
5524 * opts-common.c: Include spellcheck.h.
5525 (cmdline_handle_error): Build a vec of valid options and use it
5526 to suggest provide hints for misspelled arguments.
5528 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5531 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5532 lhs if it has TREE_ADDRESSABLE type.
5534 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5537 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5538 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5540 2016-05-18 Martin Jambor <mjambor@suse.cz>
5543 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5544 input for NOP_EXPR pass-through functions.
5545 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5546 aggregate global constant VAR_DECLs in constant jump functions.
5548 2016-05-18 Martin Jambor <mjambor@suse.cz>
5551 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5552 from TREE_READONLY parameters.
5554 2016-05-18 Martin Jambor <mjambor@suse.cz>
5557 * cgraph.h (cgraph_indirect_call_info): New field
5558 guaranteed_unmodified.
5559 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5560 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5562 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5563 pass the parameter value to ipa_find_agg_cst_for_param.
5564 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5565 guaranteed_unmodified, store AA results there instead of bailing out
5567 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5568 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5569 (find_constructor_constant_at_offset): New function.
5570 (ipa_find_agg_cst_from_init): Likewise.
5571 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5572 static initializers of contants, report back through a new paameter
5573 from_global_constant if that was the case.
5574 (try_make_edge_direct_simple_call): Also pass parameter value to
5575 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5577 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5578 (ipa_read_indirect_edge_info): Likewise.
5579 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5580 (ipa_load_from_parm_agg): Likewise.
5582 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5584 PR rtl-optimization/71150
5585 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5588 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5591 * config/rs6000/constraints.md (wE constraint): New constraint
5592 for a vector constant that can be loaded with XXSPLTIB.
5593 (wM constraint): New constraint for a vector constant of a 1's.
5594 (wS constraint): New constraint for a vector constant that can be
5595 loaded with XXSPLTIB and a vector sign extend instruction.
5596 * config/rs6000/predicates.md (xxspltib_constant_split): New
5597 predicates for wE/wS constraints.
5598 (xxspltib_constant_nosplit): Likewise.
5599 (easy_vector_constant): Add support for constants that can be
5600 loaded via XXSPLTIB.
5601 (all_ones_constant): New predicate for vector constant with all
5603 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5604 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5605 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5606 instruction and possibly with a sign extension.
5607 (output_vec_const_move): Add support for XXSPLTIB. If we are
5608 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5609 instead of XXLXOR/XXLORC.
5610 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5612 (rs6000_legitimize_reload_address): Likewise.
5613 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5615 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5616 combine VSX_M and VSX_M2 into one iterator.
5618 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5619 (VSINT_842): Likewise.
5620 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5621 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5622 XXSPLTIB instruction.
5623 (xxspltib_<mode>_nosplit): Likewise.
5624 (xxspltib_<mode>_split): New insn to load up constants with
5625 XXSPLTIB and a sign extend instruction.
5626 (vsx_mov<mode>): Replace single move that handled all vector types
5627 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5628 moves (when -mvsx-timode is in effect) into the main vector
5629 moves. Eliminate separate moves for <VSr> <VSa>, where the
5630 preferred register class (<VSr>) is listed first, and the
5631 secondary register class (<VSa>) is listed second with a '?' to
5632 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5633 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5634 that if the register was involved in a slow operation, the
5635 clear/set operation does not wait for the slow operation to
5636 finish. Adjust the length attributes for 32-bit mode. Use
5637 rs6000_output_move_128bit and drop the use of the string
5638 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5639 spacing so that the alternatives and attributes don't generate
5640 long lines, and put things in columns, so that it is easier to
5641 match up the operands and attributes with the insn alternatives.
5642 (vsx_mov<mode>_64bit): Likewise.
5643 (vsx_mov<mode>_32bit): Likewise.
5644 (vsx_movti_64bit): Fold movti into normal vector moves.
5645 (vsx_movti_32bit): Likewise.
5646 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5648 (vsx_splat_v4si_internal): Likewise.
5649 (vsx_splat_v4sf_internal): Likewise.
5650 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5651 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5652 extend vector elements.
5653 (vsx_sign_extend_hi_<mode>): Likewise.
5654 (vsx_sign_extend_si_v2di): Likewise.
5655 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5657 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5658 constraints. Add trailing period to wL documentation.
5660 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5663 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5664 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5665 * tree-call-cdce.c: Include tree-dfa.h.
5666 (can_guard_call_p): New function, extracted from...
5667 (can_use_internal_fn): ...here.
5668 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5670 (shrink_wrap_one_built_in_call): Likewise.
5671 (use_internal_fn): Likewise.
5672 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5673 and return void. Call replace_abnormal_ssa_names.
5674 (pass_call_cdce::execute): Check can_guard_call_p during the
5675 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5676 will always change something.
5678 2016-05-18 Martin Jambor <mjambor@suse.cz>
5681 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5682 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5684 2016-05-18 Martin Jambor <mjambor@suse.cz>
5687 * ipa-inline.h (condition): New field size.
5688 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5689 for comaprison and store it into the new condition.
5690 (evaluate_conditions_for_known_args): Use condition size to check
5691 access sizes for all but CHANGED conditions.
5692 (unmodified_parm_1): New parameter size_p, store access size into it.
5693 (unmodified_parm): Likewise.
5694 (unmodified_parm_or_parm_agg_item): Likewise.
5695 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5696 (set_cond_stmt_execution_predicate): Extract access sizes and store
5698 (set_switch_stmt_execution_predicate): Likewise.
5699 (will_be_nonconstant_expr_predicate): Likewise.
5700 (will_be_nonconstant_predicate): Likewise.
5701 (inline_read_section): Stream condition size.
5702 (inline_write_summary): Likewise.
5704 2016-05-18 Richard Biener <rguenther@suse.de>
5706 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5707 condition cost to PHI cost instead of total_cost.
5709 2016-05-18 Martin Liska <mliska@suse.cz>
5712 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5715 2016-05-18 Richard Biener <rguenther@suse.de>
5717 * lto-streamer.h (LTO_major_version): Bump to 6.
5719 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5721 * function.c (make_split_prologue_seq, make_prologue_seq,
5722 make_epilogue_seq): New functions, factored out from...
5723 (thread_prologue_and_epilogue_insns): Here.
5725 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5727 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5728 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5729 of before. Add a comment.
5731 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5733 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5734 expression pointer, not pointer to the pointer.
5736 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5738 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5739 (avx2_pbroadcast<mode>): Add another alternative with v instead
5740 of x constraints in it, using <pbroadcast_evex_isa> isa.
5741 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5743 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5744 constraint x instead of v in second alternative, add avx512bw
5747 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5748 constraint x instead of v in second alternative, add avx512bw
5751 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5752 constraint x instead of v in second alternative, add avx512bw
5755 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5756 avx512bw alternative.
5758 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5760 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5762 (define_insn "*andnottf3"): Ditto.
5763 (define_insn "*<code><mode>3"/any_logic): Ditto.
5764 (define_insn "*<code>tf3"/any_logic): Ditto.
5765 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5766 operand to block AVX-512VL insn variant emit when it is not enabled.
5768 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5770 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5771 constraint fot SF mode.
5773 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5774 Kirill Yukhin <kirill.yukhin@intel.com>
5776 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5778 (define_insn "rsqrt14<mode>"): Ditto.
5779 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5780 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5781 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5782 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5783 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5785 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5786 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5787 * config/i386/i386.c (ix86_print_operand): Expand check for size
5788 override codes for Intel syntax.
5790 2016-05-18 Richard Biener <rguenther@suse.de>
5792 PR tree-optimization/71168
5793 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5794 initialization earlier.
5796 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5798 * config/aarch64/aarch64-simd.md
5799 (aarch64_reduc_plus_internal<mode>): Rename to...
5800 (reduc_plus_scal): ...This, and remove previous implementation.
5802 2016-05-18 Richard Biener <rguenther@suse.de>
5804 * passes.def: Put late dse and cd_dce in canonical order.
5806 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5808 * ipa-inline-transform.c (preserve_function_body_p): Look for
5809 first non-thunk clone.
5810 (save_function_body): Save into first non-thunk.
5811 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5813 (lto_output_node): Inline thunks don't need body in every
5815 * lto-streamer-in.c: Do not fixup thunk clones.
5816 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5818 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5821 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5824 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5825 (reassociate_bb): Call transform_add_to_multiply.
5827 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5829 * config/aarch64/aarch64.c (all_extensions): Removed unused
5832 2016-05-17 Nathan Sidwell <nathan@acm.org>
5834 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5835 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5837 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5839 PR tree-optimization/54579
5841 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5843 2016-05-17 Marek Polacek <polacek@redhat.com>
5846 * tree-inline.c (expand_call_inline): Call
5847 maybe_remove_unused_call_args.
5849 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5851 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5852 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5853 * doc/md.texi (fmin@var{m}3): Likewise.
5855 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5857 * match.pd (X & C): New transformation.
5859 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5861 * match.pd (~X & Y): New transformation.
5863 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5865 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5866 information for new SSA_NAME.
5867 (simplify_conversion_using_ranges): Get range through get_range_info
5868 instead of get_value_range.
5870 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5872 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5873 Remove inline assembly.
5874 (vmvn_s16): Likewise.
5875 (vmvn_s32): Likewise.
5876 (vmvn_u8): Likewise.
5877 (vmvn_u16): Likewise.
5878 (vmvn_u32): Likewise.
5879 (vmvnq_s8): Likewise.
5880 (vmvnq_s16): Likewise.
5881 (vmvnq_s32): Likewise.
5882 (vmvnq_u8): Likewise.
5883 (vmvnq_u16): Likewise.
5884 (vmvnq_u32): Likewise.
5885 (vmvn_p8): Likewise.
5886 (vmvnq_p16): Likewise.
5888 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5890 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5892 (vmul_n_s16): Likewise.
5893 (vmul_n_s32): Likewise.
5894 (vmul_n_u16): Likewise.
5895 (vmul_n_u32): Likewise.
5896 (vmulq_n_f32): Likewise.
5897 (vmulq_n_f64): Likewise.
5898 (vmulq_n_s16): Likewise.
5899 (vmulq_n_s32): Likewise.
5900 (vmulq_n_u16): Likewise.
5901 (vmulq_n_u32): Likewise.
5903 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5905 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5906 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5908 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5910 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5911 to *aarch64_fma4_elt_from_dup<mode>.
5912 (*aarch64_fnma4_elt_to_128df): Rename to
5913 *aarch64_fnma4_elt_from_dup<mode>.
5914 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5915 (vfms_n_f32): Likewise.
5916 (vfms_n_f64): Likewise.
5917 (vfmsq_n_f32): Likewise.
5918 (vfmsq_n_f64): Likewise.
5920 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5922 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5924 2016-05-17 Richard Biener <rguenther@suse.de>
5926 PR tree-optimization/71132
5927 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5928 Only add control dependences for blocks in the loop.
5929 (build_rdg): Adjust.
5930 (generate_code_for_partition): Return whether loop should
5931 be destroyed and delay that.
5932 (distribute_loop): Likewise.
5933 (pass_loop_distribution::execute): Record loops to be destroyed
5934 and perform delayed destroying of loops.
5936 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5939 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5941 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5943 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5945 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5948 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5949 insertion point for instructions generated by validize_mem.
5951 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5953 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5956 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5958 * config/aarch64/aarch64.c
5959 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5960 rather than a macro.
5962 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5964 * doc/invoke.texi (AArch64 Options): Various updates.
5966 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5968 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5969 into instrumentation thunks.
5970 * cif-code.def (CIF_CHKP): New.
5972 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5974 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5976 2016-05-16 Martin Jambor <mjambor@suse.cz>
5978 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5979 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5981 2016-05-16 Marek Polacek <polacek@redhat.com>
5983 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5986 2016-05-16 Martin Jambor <mjambor@suse.cz>
5989 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5990 the outlined kernel function.
5992 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5994 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5995 (ISA_HAS_DLSA): Ditto.
5997 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5999 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6001 2016-05-16 Nathan Sidwell <nathan@acm.org>
6003 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6004 (nvptx_name_replacement): Restore. Add comment.
6005 (write_fn_proto, write_fn_proto_from_insn,
6006 nvptx_output_call_insn): Restore
6007 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6009 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6011 * config/aarch64/aarch64.md
6012 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6013 (add<mode>3_compareC_imm): Likewise.
6014 (<optab>si3_uxtw): Split into register and immediate variants.
6015 (andsi3_compare0_uxtw): Likewise.
6016 (and<mode>3_compare0): Likewise.
6017 (and<mode>3nr_compare0): Likewise.
6018 (stack_protect_test_<mode>): Don't use %x for memory operands.
6020 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6022 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6024 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6026 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6027 Split integer shifts into shift_reg and bfm.
6028 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6029 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6030 (ror<mode>3_insn): Likewise.
6031 (<optab>si3_insn_uxtw): Likewise.
6032 (<optab><mode>3_insn): Change to rotate_imm.
6033 (extr<mode>5_insn_alt): Likewise.
6034 (extrsi5_insn_uxtw): Likewise.
6035 (extrsi5_insn_uxtw_alt): Likewise.
6037 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6039 * doc/tm.texi: Regenerate.
6040 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6041 (TARGET_INVALID_RETURN_TYPE): Remove.
6042 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6043 TARGET_INVALID_RETURN_TYPE.
6044 * target.def (invalid_parameter_type): Remove.
6045 (invalid_return_type): Remove.
6047 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6049 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6050 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6052 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6054 (preserve_function_body_p): No need to preserve function body
6055 * cif-codes.def (CIF_THUNK): Remove.
6056 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6058 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6060 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6062 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6064 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6067 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6069 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6070 (inline_small_functions): Do not look for function symbol when
6073 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6075 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6078 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6079 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6080 Jiong Wang <jiong.wang@arm.com>
6082 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6083 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6084 Define __ARM_FP16_ARGS when appropriate.
6085 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6087 (arm_invalid_return_type): Likewise.
6088 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6089 (TARGET_INVALID_RETURN_TYPE): Remove.
6090 (aapcs_vfp_sub_candidate): Allow HFmode.
6091 (aapcs_vfp_allocate): Add comment. Support HFmode.
6092 (aapcs_vfp_allocate_return_reg): Likewise.
6093 (struct aapcs_cp_arg_layout): Slightly reword comments for
6094 is_return_candidate and allocate_return_reg.
6095 (output_mov_vfp): Update assert.
6096 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6098 (arm_invalid_parameter_type): Remove.
6099 (amr_invalid_return_type): Remove.
6100 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6101 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6102 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6104 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6106 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6107 * config/aarch64/arch64-protos.h
6108 (aarch64_legitimize_reload_address): Remove.
6109 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6112 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6114 * configure.ac: Add ACX_NONCANONICAL_HOST.
6115 * configure: Regenerate.
6116 * Makefile.in: Set host_noncanonical.
6118 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6121 * config/i386/i386.md (*movtf_internal): Before register allocation,
6122 do not allow FP constants for CM_MEDIUM memory model, allow only
6123 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6124 (*movxf_internal): Ditto.
6125 (*movdf_internal): Ditto.
6126 (*movsf_internal): Ditto.
6128 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6130 PR rtl-optimization/67483
6131 * combine.c (make_compound_operation): Don't call extract_left_shift
6132 with negative shift amounts.
6134 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6137 * fold-const.c (fold_checksum_tree): Allow modification
6138 of TYPE_ALIAS_SET during folding.
6140 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6141 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6142 (ix86_split_to_parts): Likewise. Fix up formatting.
6144 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6146 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6147 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6150 2016-05-13 Nathan Sidwell <nathan@acm.org>
6152 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6153 (nvptx_name_replacement): Delete.
6154 (write_fn_proto, write_fn_proto_from_insn,
6155 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6156 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6157 * langhooks.c (add_builtin_funcction_common): Call
6158 targetm.mangle_decl_assembler_name.
6160 * config/nvptx/nvptx.c (write_fn_proto): Handle
6161 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6163 2016-05-13 Martin Liska <mliska@suse.cz>
6165 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6166 and PRIu64 in printf format.
6168 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6170 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6173 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6175 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6176 Change --param max-completely-peeled-times to
6177 --param max-completely-peel-times in dump file printing.
6179 2016-05-13 Richard Biener <rguenther@suse.de>
6181 PR tree-optimization/42587
6182 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6183 (find_bswap_or_nop_1): Likewise.
6184 (bswap_replace): Likewise.
6186 2016-05-13 Martin Liska <mliska@suse.cz>
6188 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6189 Initialize a variable with default value.
6191 2016-05-13 Martin Liska <mliska@suse.cz>
6193 * doc/invoke.texi: Enhance explanation of error recovery
6196 2016-05-13 Martin Liska <mliska@suse.cz>
6198 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6199 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6200 (iv_inv_expr_ent *).
6201 (struct iv_inv_expr_ent): Comment struct fields.
6202 (sort_iv_inv_expr_ent): New function.
6203 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6204 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6205 a hash_map between iv_inv_expr_ent and number of usages.
6206 (niter_for_exit): Fix coding style.
6207 (tree_ssa_iv_optimize_init): Use renamed variable.
6208 (determine_base_object): Fix coding style.
6209 (alloc_iv): Likewise.
6210 (find_interesting_uses_outside): Likewise.
6211 (add_candidate_1): Likewise.
6212 (add_standard_iv_candidates): Likewise.
6213 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6214 (prepare_decl_rtl): Fix coding style.
6215 (get_address_cost): Likewise.
6216 (get_shiftadd_cost): Likewise.
6217 (force_expr_to_var_cost): Likewise.
6218 (compare_aff_trees): Likewise.
6219 (get_expr_id): Restructure the function.
6220 (get_loop_invariant_expr_id): Renamed to
6221 get_loop_invariant_expr.
6222 (get_computation_cost_at): Replace usage of inv_expr_id with
6224 (get_computation_cost): Likewise.
6225 (determine_group_iv_cost_generic): Likewise.
6226 (determine_group_iv_cost_address): Likewise.
6227 (iv_period): Fix coding style.
6228 (iv_elimination_compare_lt): Likewise.
6229 (may_eliminate_iv): Likewise.
6230 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6232 (determine_group_iv_costs): Dump invariant expressions.
6233 (iv_ca_recount_cost): Use the newly added hash_map.
6234 (iv_ca_set_remove_invariants): Fix coding style.
6235 (iv_ca_set_add_invariants): Fix coding style.
6236 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6238 (iv_ca_set_cp): Likewise.
6239 (iv_ca_new): Initialize the newly added hash_map and remove
6240 initialization of fields.
6241 (iv_ca_free): Delete the hash_map.
6242 (iv_ca_dump): Dump invariant expressions.
6243 (iv_ca_extend): Fix coding style.
6244 (try_add_cand_for): Likewise.
6245 (create_new_ivs): Dump information about # of avg iterations and
6246 # of used invariant expressions.
6247 (rewrite_use_compare): Fix coding style.
6248 (free_loop_data): Set default value for max_inv_expr_id.
6250 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6252 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6253 returned value cse_cfg_altered computation.
6254 (rest_of_handle_cse2): Likewise.
6255 (rest_of_handle_cse_after_global_opts): Likewise.
6257 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6260 * config/arm/arm.c (arm32_output_mi_thunk): New.
6261 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6262 to split Thumb1 vs TARGET_32BIT functionality.
6263 (arm_thumb1_mi_thunk): New.
6265 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6267 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6270 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6273 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6275 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6277 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6278 (expand_builtin_trap): Emit a regular call.
6279 (set_builtin_user_assembler_name): Remove obsolete cases.
6280 * dse.c (scan_insn): Adjust.
6281 * except.c: Include calls.h.
6282 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6283 emit a regular call to setjmp.
6284 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6285 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6286 (emit_block_move_via_libcall): Delete.
6287 (block_move_fn): Delete.
6288 (init_block_move_fn): Likewise.
6289 (emit_block_move_libcall_fn): Likewise.
6290 (emit_block_op_via_libcall): New function.
6291 (set_storage_via_libcall): Tidy up and use memset builtin.
6292 (block_clear_fn): Delete.
6293 (init_block_clear_fn): Likewise.
6294 (clear_storage_libcall_fn): Likewise.
6295 (expand_assignment): Call emit_block_move_via_libcall.
6296 Do not include gt-expr.h.
6297 * expr.h (emit_block_op_via_libcall): Declare.
6298 (emit_block_copy_via_libcall): New inline function.
6299 (emit_block_move_via_libcall): Likewise.
6300 (emit_block_comp_via_libcall): Likewise.
6301 (block_clear_fn): Delete.
6302 (init_block_move_fn): Likewise.
6303 (init_block_clear_fn): Likewise.
6304 (emit_block_move_via_libcall): Likewise.
6305 (set_storage_via_libcall): Add default parameter value.
6306 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6307 (abort_libfunc): Delete.
6308 (memcpy_libfunc): Likewise.
6309 (memmove_libfunc): Likewise.
6310 (memcmp_libfunc): Likewise.
6311 (memset_libfunc): Likewise.
6312 (setbits_libfunc): Likewise.
6313 (setjmp_libfunc): Likewise.
6314 (longjmp_libfunc): Likewise.
6315 (profile_function_entry_libfunc): Likewise.
6316 (profile_function_exit_libfunc): Likewise.
6317 (gcov_flush_libfunc): Likewise.
6318 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6319 and DECL_VISIBILITY on the declaration.
6320 (init_optabs): Do not initialize obsolete libfuncs.
6321 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6322 * tree-core.h (ECF_RET1): Define.
6323 (ECF_TM_PURE): Adjust.
6324 (ECF_TM_BUILTIN): Likewise.
6325 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6326 (build_common_builtin_nodes): Initialize abort builtin.
6327 Add ECF_RET1 on memcpy, memmove and memset builtins.
6328 Pass final flags for alloca and alloca_with_align builtins.
6329 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6331 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6332 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6333 set_storage_via_libcall and call emit_block_copy_via_libcall.
6335 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6337 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6338 DImode before it is passed to ix86_output_call_operand.
6339 (*call_value_got_x32): Ditto for operand 1.
6341 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6343 PR rtl-optimization/70904
6344 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6345 reload for wide mode.
6347 2016-05-12 Marek Polacek <polacek@redhat.com>
6350 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6351 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6352 * langhooks.h (incomplete_type_error): Likewise.
6353 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6354 parameter, pass it down to incomplete_type_error.
6355 * tree.h (size_in_bytes): New inline overload.
6356 (size_in_bytes_loc): Renamed from size_in_bytes.
6358 2016-05-12 Richard Biener <rguenther@suse.de>
6360 PR tree-optimization/71059
6361 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6362 nary before looking up or entering the expression into the VN
6364 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6365 Make sure to re-use NARYs without result as inserted by
6368 2016-05-12 Richard Biener <rguenther@suse.de>
6370 PR tree-optimization/71062
6371 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6373 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6374 vars_contains_restrict if the var is a restrict tag.
6375 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6376 do not disambiguate pointers against it.
6377 (dump_points_to_solution): Re-structure and adjust for new
6378 vars_contains_restrict flag.
6379 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6381 2016-05-12 Martin Liska <mliska@suse.cz>
6383 * doc/invoke.texi: Explain connection between
6384 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6386 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6388 PR tree-optimization/71006
6389 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6390 consider COND_EXPR as a mask producer.
6392 2016-05-12 Marek Polacek <polacek@redhat.com>
6395 * opts.c (common_handle_option): Detect missing argument for --help^.
6397 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6400 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6401 when popping the PC and within an interrupt handler routine.
6402 Add missing tab to output of "ldmfd".
6403 (output_return_instruction): Output LDMFD with SP update rather
6404 than POP when returning from interrupt handler.
6406 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6408 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6409 TARGET_64BIT && TARGET_AVX512DQ.
6410 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6411 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6412 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6413 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6414 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6415 (*vec_extractv4si_zext): Add avx512dq alternative.
6416 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6417 use v instead of x constraint in other alternatives where possible.
6419 * config/i386/sse.md (sse2_loadld): Use v instead of x
6420 constraint in alternatives 0,1,4.
6422 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6423 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6424 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6427 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6428 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6429 is not emitted unless TARGET_AVX512BW.
6430 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6431 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6432 for the result operand.
6434 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6435 constraint instead of x in avx alternatives. Use maybe_evex instead
6438 * config/i386/constraints.md (Yv): New constraint.
6439 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6440 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6441 * config/i386/i386.md (avx512fvecmode): New mode attr.
6442 (*pushtf): Use v constraint instead of x.
6443 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6444 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6445 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6446 (*absnegtf2_sse): Likewise.
6447 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6448 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6449 avx512f alternatives.
6450 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6452 2016-05-12 Richard Biener <rguenther@suse.de>
6454 PR tree-optimization/71060
6455 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6456 require exact match of DR_BASE_OBJECT but only matching address and
6459 2016-05-12 Richard Biener <rguenther@suse.de>
6461 PR tree-optimization/70986
6462 * cfganal.c: Include cfgloop.h.
6463 (dfs_find_deadend): Prefer to take edges exiting loops.
6465 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6467 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6468 compile and run time.
6470 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6473 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6475 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6477 * config/i386/i386.c (legitimize_pic_address): Use
6478 copy_to_suggested_reg instead of gen_movsi.
6480 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6482 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6483 the code into quad_address_p and call it to share code with
6484 vsx_quad_dform_memory_operand.
6485 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6487 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6488 bit instead of being a separate word. Split -mpower9-dform into
6489 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6490 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6491 for the register class supporting 128-bit quad word memory offsets.
6492 (mode_supports_vsx_dform_quad): Helper function to return if the
6493 register class uses quad word memory offsets.
6494 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6495 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6496 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6497 instructions are enabled, set up the appropriate addr_masks for
6499 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6500 -mpower9-dform-scalar, instead of -mpower9-dform.
6501 (rs6000_option_override_internal): Split -mpower9-dform into two
6502 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6503 -mpower9-dform switch sets or clears both. If we are not using
6504 the LRA register allocator, do not enable -mpower9-dform-vector by
6505 default. If we are using LRA, enable -mpower9-dform-vector and
6506 -mvsx-timode if it is appropriate. Issue a warning if either
6507 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6509 (quad_address_offset_p): New helper function to return if the
6510 offset is legal for quad word memory instructions.
6511 (quad_address_p): New function to determin if GPR or vector
6512 register quad word memory addresses are legal.
6513 (mem_operand_gpr): Validate quad word address offsets.
6514 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6515 d-form (register + offset) instructions.
6516 (offsettable_ok_by_alignment): Likewise.
6517 (rs6000_legitimate_offset_address_p): Likewise.
6518 (legitimate_lo_sum_address_p): Likewise.
6519 (rs6000_legitimize_address): Likewise.
6520 (rs6000_legitimize_reload_address): Add more debug statements for
6522 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6523 d-form instructions.
6524 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6525 d-form instructions. Distinguish different cases in debug
6526 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6527 d-form instructions.
6528 (rs6000_preferred_reload_class): Likewise.
6529 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6530 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6531 of the ISA 2.06 indexed memory instructions.
6532 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6533 use them to save/restore the saved vector registers instead of
6534 using Altivec instructions.
6535 (rs6000_emit_epilogue): Likewise.
6536 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6537 (rs6000_opt_masks): Split -mpower9-dform into
6538 -mpower9-dform-scalar and -mpower9-dform-vector.
6539 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6541 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6542 ISA 3.0 vector indexed memory instructions, and fold the code into
6543 the normal mov<mode> patterns.
6544 (p9_vecstore_<mode>): Likewise.
6545 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6547 (vsx_movti_64bit): Likewise.
6548 (vsx_movti_32bit): Likewise.
6549 * config/rs6000/constraints.md (wO constraint): New constraint for
6550 ISA 3.0 vector d-form support.
6551 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6552 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6553 include -mpower9-dform-vector until we switch over to LRA.
6554 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6555 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6556 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6557 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6558 for -mpower9-dform and -mlra.
6559 * doc/md.texi (wO constraint): Document wO constraint.
6561 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6563 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6564 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6565 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6566 Move handling of non-insn arguments inline into the sole user:
6567 (output_trans_func): ...here.
6568 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6569 in emitted function prototype.
6570 (output_internal_insn_latency_func): Ditto. Simplify.
6571 (output_internal_maximal_insn_latency_func): Ditto. Delete
6572 always-unused argument.
6573 (output_insn_latency_func): Ditto.
6574 (output_maximal_insn_latency_func): Ditto.
6576 2016-05-11 Richard Biener <rguenther@suse.de>
6578 PR tree-optimization/71055
6579 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6580 sth with precision not equal to access size verify we don't chop
6583 2016-05-11 Richard Biener <rguenther@suse.de>
6586 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6587 (dwarf2out_finish): Move retry_incomplete_types call ...
6588 (dwarf2out_early_finish): ... here.
6590 2016-05-11 Richard Biener <rguenther@suse.de>
6593 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6594 if the langhook insists on it.
6595 * fold-const.c (make_bit_field_ref): Add arg for the original
6596 reference and preserve its alias-set.
6597 (decode_field_reference): Take exp by reference and adjust it
6598 to the original memory reference.
6599 (optimize_bit_field_compare): Adjust callers.
6600 (fold_truth_andor_1): Likewise.
6601 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6603 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6606 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6607 * cfgrtl.c (delete_insn_and_edges): Likewise.
6608 * config/i386/i386.c (convert_scalars_to_vector): Remove
6610 * cse.c (cse_insn): Compute cse_cfg_altered.
6611 (delete_trivially_dead_insns): Likewise.
6612 (cse_cc_succs): Likewise.
6613 (rest_of_handle_cse): Free dominance info if required.
6614 (rest_of_handle_cse2): Likewise.
6615 (rest_of_handle_cse_after_global_opts): Likewise.
6617 2016-05-11 Alan Modra <amodra@gmail.com>
6619 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6620 abi_v4_pass_in_fpr): New functions.
6621 (rs6000_function_arg_boundary): Exclude complex IBM long double
6622 from 64-bit alignment when ABI_V4.
6623 (rs6000_function_arg, rs6000_function_arg_advance_1,
6624 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6626 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6628 PR rtl-optimization/71028
6629 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6630 jump with just a return in the fallthrough block if the branch
6631 block contains just a return as well.
6633 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6635 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6636 * match.pd ((X & Y) ^ Y): ... this.
6637 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6638 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6640 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6642 * read-md.c (require_char_ws): New function.
6643 (read_string): Simplify using require_char_ws.
6644 (handle_constants): Likewise.
6645 (handle_enum): Likewise.
6646 (handle_file): Likewise.
6647 * read-md.h (require_char_ws): New declaration.
6648 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6649 (read_mapping): Likewise.
6650 (read_rtx_code): Likewise.
6651 (read_nested_rtx): Likewise.
6653 2016-05-10 James Norris <jnorris@codesourcery.com>
6655 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6656 if offloading is enabled and -fopenacc or -fopenmp is specified.
6657 (CRTOFFLOADEND): Likewise.
6658 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6659 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6661 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6663 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6664 gotoff_operand code paths. Use copy_to_suggested_regs and
6665 expand_simple_binop where appropriate. Cleanup.
6667 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6670 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6672 (dimode_scalar_chain::vector_const_cost): New.
6673 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6674 (dimode_scalar_chain::convert_op): Likewise.
6675 (dimode_scalar_chain::convert_insn): Likewise.
6677 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6679 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6680 unary operation, not a binary one.
6682 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6685 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6686 calls with type casted fndecl.
6688 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6690 PR tree-optimization/70786
6691 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6692 * calls.c (initialize_argument_information): Bind bounds
6693 with corresponding args passed by reference.
6695 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6698 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6699 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6700 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6703 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6706 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6707 code for a zero scale factor.
6708 (vsx_xvcvdpuxds_scale): Likewise.
6710 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6712 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6713 if show_ruler_p was set on the context.
6714 (layout::show_ruler): New method.
6715 * diagnostic.h (struct diagnostic_context): Add field
6718 2016-05-10 Richard Biener <rguenther@suse.de>
6720 PR tree-optimization/71039
6721 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6722 (chk_uses): New function.
6723 (propagate_with_phi): Verify we can safely replicate the lhs of an
6724 aggregate assignment on all incoming edges.
6726 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6728 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6730 (rx_atomic_sequence): New class.
6731 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6732 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6734 (rx_atomic_sequence::rx_atomic_sequence,
6735 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6736 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6737 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6738 CTRLREG_INTB): New constants.
6739 (FETCHOP): New code iterator.
6740 (fethcop_name, fetchop_name2): New iterator code attributes.
6741 (QIHI): New mode iterator.
6742 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6743 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6744 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6746 2016-05-10 Martin Liska <mliska@suse.cz>
6748 * tree-inline.c (remap_dependence_clique): Do not remap
6749 debugging statements.
6751 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6753 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6754 ("*fixuns_truncdfdi2_z13")
6755 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6756 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6757 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6759 2016-05-10 Richard Biener <rguenther@suse.de>
6761 PR tree-optimization/70497
6762 PR tree-optimization/28367
6763 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6765 (visit_reference_op_load): ... here.
6766 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6767 with simplified BIT_FIELD_REFs.
6768 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6769 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6772 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6774 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6775 documentation comment. For BLOCK nodes, add a
6776 DW_AT_abstract_origin attribute that points to the DIE generated
6777 for the origin BLOCK.
6778 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6779 blocks from inlined functions.
6781 2016-05-10 Alan Modra <amodra@gmail.com>
6784 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6785 regrename modifying insns saving lr before __morestack call.
6786 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6787 insns restoring lr after __morestack call.
6789 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6791 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6792 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6794 * config/i386/sse.md (vec_interleave_high<mode>,
6795 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6796 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6798 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6800 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6801 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6802 parallel reassociation for power8 and forward.
6804 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6806 * config/i386/i386.md (absneg splitters with general regs): Use
6807 general_reg_operand predicate.
6808 (btsq peephole2): Use x86_64_immediate_operand to check if new
6809 value is suitable for immediate operand. Generate emitted insn
6810 using RTL expressions.
6811 (btcq peephole2): Ditto.
6812 (btrq peephole2): Ditto. Generate correct immediate operand
6815 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6817 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6820 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6822 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6823 pointer dereference.
6825 2016-05-09 Richard Biener <rguenther@suse.de>
6827 PR tree-optimization/70985
6828 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6829 op0 isn't a gimple register.
6831 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6833 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6834 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6835 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6836 (i6400_fpu_mult): New cpu units.
6837 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6838 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6839 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6840 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6841 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6842 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6843 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6844 (i6400_msa_long_float4, i6400_msa_long_float5)
6845 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6846 (i6400_msa_fdiv_sf): New reservations.
6847 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6848 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6849 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6850 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6851 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6852 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6853 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6854 (msa_short_store4, msa_long_load, msa_short_store)
6855 (msa_long_logic, msa_long_float2, msa_long_float4)
6856 (msa_long_float5, msa_long_float8, msa_long_mult)
6857 (msa_long_fdiv, msa_long_div): New reservations.
6859 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6860 Sameera Deshpande <sameera.deshpande@imgtec.com>
6861 Matthew Fortune <matthew.fortune@imgtec.com>
6862 Graham Stott <graham.stott@imgtec.com>
6863 Chao-ying Fu <chao-ying.fu@imgtec.com>
6865 * config.gcc: Add MSA header file for mips*-*-* target.
6866 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6867 (Ubv8i, Urv8): New constraints.
6868 * config/mips/mips-ftypes.def: Add function types for MSA
6870 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6871 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6872 * config/mips/mips-msa.md: New file.
6873 * config/mips/mips-protos.h
6874 (mips_split_128bit_const_insns): New prototype.
6875 (mips_msa_idiv_insns): Likewise.
6876 (mips_split_128bit_move): Likewise.
6877 (mips_split_128bit_move_p): Likewise.
6878 (mips_split_msa_copy_d): Likewise.
6879 (mips_split_msa_insert_d): Likewise.
6880 (mips_split_msa_fill_d): Likewise.
6881 (mips_expand_msa_branch): Likewise.
6882 (mips_const_vector_same_val_p): Likewise.
6883 (mips_const_vector_same_bytes_p): Likewise.
6884 (mips_const_vector_same_int_p): Likewise.
6885 (mips_const_vector_shuffle_set_p): Likewise.
6886 (mips_const_vector_bitimm_set_p): Likewise.
6887 (mips_const_vector_bitimm_clr_p): Likewise.
6888 (mips_msa_vec_parallel_const_half): Likewise.
6889 (mips_msa_output_division): Likewise.
6890 (mips_ldst_scaled_shift): Likewise.
6891 (mips_expand_vec_cond_expr): Likewise.
6892 * config/mips/mips.c (enum mips_builtin_type): Add
6893 MIPS_BUILTIN_MSA_TEST_BRANCH.
6894 (mips_gen_const_int_vector_shuffle): New prototype.
6895 (mips_const_vector_bitimm_set_p): New function.
6896 (mips_const_vector_bitimm_clr_p): Likewise.
6897 (mips_const_vector_same_val_p): Likewise.
6898 (mips_const_vector_same_bytes_p): Likewise.
6899 (mips_const_vector_same_int_p): Likewise.
6900 (mips_const_vector_shuffle_set_p): Likewise.
6901 (mips_symbol_insns): Forbid loading symbols via immediate for
6903 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6905 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6907 (mips_lx_address_p): Add support load indexed address for MSA.
6908 (mips_address_insns): Add calculation of instructions needed for
6909 stores and loads for MSA.
6910 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6911 CONST_VECTOR for MSA and let it fall through.
6912 (mips_ldst_scaled_shift): New function.
6913 (mips_subword_at_byte): Likewise.
6914 (mips_msa_idiv_insns): Likewise.
6915 (mips_legitimize_move): Validate MSA moves.
6916 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6917 calculation of costs for MSA division.
6918 (mips_split_move_p): Check if MSA moves need splitting.
6919 (mips_split_move): Split MSA moves if necessary.
6920 (mips_split_128bit_move_p): New function.
6921 (mips_split_128bit_move): Likewise.
6922 (mips_split_msa_copy_d): Likewise.
6923 (mips_split_msa_insert_d): Likewise.
6924 (mips_split_msa_fill_d): Likewise.
6925 (mips_output_move): Handle MSA moves.
6926 (mips_expand_msa_branch): New function.
6927 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6928 Reinstate 'y' modifier.
6929 (mips_file_start): Add MSA .gnu_attribute.
6930 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6932 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6933 (mips_class_max_nregs): Add register size for MSA supported mode.
6934 (mips_cannot_change_mode_class): Allow conversion between MSA
6935 vector modes and TImode.
6936 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6938 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6939 (mips_preferred_simd_mode): Add preffered modes for MSA.
6940 (mips_vector_mode_supported_p): Add MSA supported modes.
6941 (mips_autovectorize_vector_sizes): New function.
6942 (mips_msa_output_division): Likewise.
6943 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6944 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6945 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6946 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6947 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6948 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6949 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6950 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6951 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6952 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6953 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6954 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6955 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6956 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6957 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6958 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6959 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6960 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6961 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6962 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6963 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6964 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6965 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6966 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6967 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6968 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6969 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6970 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6971 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6972 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6973 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6974 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6975 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6976 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6977 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6978 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6979 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6980 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6981 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6982 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6983 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6984 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6985 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6986 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6987 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6988 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6989 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6990 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6991 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6992 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6993 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6994 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6995 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6996 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6997 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6998 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6999 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7000 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7001 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7002 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7003 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7004 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7005 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7006 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7007 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7008 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7009 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7010 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7011 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7012 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7013 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7014 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7015 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7016 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7017 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7018 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7019 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7020 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7021 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7022 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7023 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7024 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7025 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7026 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7027 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7028 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7029 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7030 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7031 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7032 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7033 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7034 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7035 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7036 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7037 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7038 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7039 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7040 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7041 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7042 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7043 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7044 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7045 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7046 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7047 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7048 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7049 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7050 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7051 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7052 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7053 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7054 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7055 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7056 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7057 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7058 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7059 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7060 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7061 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7062 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7063 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7064 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7065 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7066 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7067 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7068 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7069 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7070 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7071 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7072 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7073 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7074 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7075 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7076 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7077 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7078 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7079 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7080 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7081 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7082 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7083 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7084 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7085 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7086 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7087 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7088 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7089 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7090 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7091 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7092 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7093 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7095 (mips_get_builtin_decl_index): New array.
7096 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7097 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7098 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7099 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7100 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7102 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7104 (mips_expand_builtin_insn): Prepare operands for
7105 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7106 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7107 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7108 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7109 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7110 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7111 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7112 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7113 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7114 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7115 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7116 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7117 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7118 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7119 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7120 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7121 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7122 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7123 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7124 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7125 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7126 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7127 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7128 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7129 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7130 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7131 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7132 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7133 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7134 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7135 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7136 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7137 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7138 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7139 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7140 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7141 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7142 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7143 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7144 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7145 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7146 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7147 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7148 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7149 These are set implicitly and an error is reported if overridden.
7150 (mips_expand_builtin_msa_test_branch): New function.
7151 (mips_expand_msa_shuffle): Likewise.
7152 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7153 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7154 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7155 (mips_expand_vec_unpack): Add support for MSA.
7156 (mips_expand_vector_init): Likewise.
7157 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7158 instead of const0_rtx.
7159 (mips_msa_vec_parallel_const_half): New function.
7160 (mips_gen_const_int_vector): Likewise.
7161 (mips_gen_const_int_vector_shuffle): Likewise.
7162 (mips_expand_msa_cmp): Likewise.
7163 (mips_expand_vec_cond_expr): Likewise.
7164 * config/mips/mips.h
7165 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7166 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7168 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7169 (ISA_HAS_MSA): New macro.
7170 (UNITS_PER_MSA_REG): Likewise.
7171 (BITS_PER_MSA_REG): Likewise.
7172 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7173 (MSA_REG_FIRST): New macro.
7174 (MSA_REG_LAST): Likewise.
7175 (MSA_REG_NUM): Likewise.
7176 (MSA_REG_P): Likewise.
7177 (MSA_REG_RTX_P): Likewise.
7178 (MSA_SUPPORTED_MODE_P): Likewise.
7179 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7180 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7181 * config/mips/mips.md: Include mips-msa.md.
7182 (alu_type): Add simd_add.
7183 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7184 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7185 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7186 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7187 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7188 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7189 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7190 simd_move, simd_load, simd_store. Choose "multi" for moves
7192 (qword_mode): New attribute.
7193 (insn_count): Add instruction count for quad moves.
7194 Increase the count for MIPS SIMD division.
7195 (UNITMODE): Add UNITMODEs for vector types.
7196 (addsub): New code iterator.
7197 * config/mips/mips.opt (mmsa): New option.
7198 * config/mips/msa.h: New file.
7199 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7201 * config/mips/mti-linux.h: Likewise.
7202 * config/mips/predicates.md
7203 (const_msa_branch_operand): New constraint.
7204 (const_uimm3_operand): Likewise.
7205 (const_uimm4_operand): Likewise.
7206 (const_uimm5_operand): Likewise.
7207 (const_uimm8_operand): Likewise.
7208 (const_imm5_operand): Likewise.
7209 (aq10b_operand): Likewise.
7210 (aq10h_operand): Likewise.
7211 (aq10w_operand): Likewise.
7212 (aq10d_operand): Likewise.
7213 (const_m1_operand): Likewise.
7214 (reg_or_m1_operand): Likewise.
7215 (const_exp_2_operand): Likewise.
7216 (const_exp_4_operand): Likewise.
7217 (const_exp_8_operand): Likewise.
7218 (const_exp_16_operand): Likewise.
7219 (const_vector_same_val_operand): Likewise.
7220 (const_vector_same_simm5_operand): Likewise.
7221 (const_vector_same_uimm5_operand): Likewise.
7222 (const_vector_same_uimm6_operand): Likewise.
7223 (const_vector_same_uimm8_operand): Likewise.
7224 (par_const_vector_shf_set_operand): Likewise.
7225 (reg_or_vector_same_val_operand): Likewise.
7226 (reg_or_vector_same_simm5_operand): Likewise.
7227 (reg_or_vector_same_uimm6_operand): Likewise.
7228 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7230 * doc/invoke.texi (-mmsa): Document new option.
7232 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7234 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7235 * configure: Regenerate.
7236 * config.in: Regenerate.
7237 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7239 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7240 (ENDFILE_VTV_SPEC): Define.
7242 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7244 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7245 registers in all interrupt handlers if necessary.
7246 (rl78_option_override): Add warning.
7247 (MUST_SAVE_MDUC_REGISTERS): New macro.
7248 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7249 * config/rl78/rl78.c (check_mduc_usage): New function.
7250 (mduc_regs): New structure to hold MDUC register data.
7251 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7252 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7253 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7254 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7255 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7256 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7258 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7260 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7261 (tree-ssa-loop-niter.h): Ditto.
7262 (idx_within_array_bound, ref_within_array_bound): New functions.
7263 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7264 Factor out check on writable base object to ...
7265 (base_object_writable): ... here.
7267 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7269 * config/arm/arm.md (probe_stack): Add modes to set source
7272 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7274 * regrename.c (base_reg_class_for_rename): New static function.
7275 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7277 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7279 * cgraph.c (thunk_adjust): Export.
7280 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7281 * cgraphunit.c (thunk_adjust): Export.
7282 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7284 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7286 * tree-inline.c (expand_call_inline): Expand thunks inline.
7288 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7291 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7292 (*sse2_vd_cvtss2sd): Ditto.
7293 * config/i386/i386.md
7294 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7295 Generate *sse2_vd_cvtsd2ss pattern.
7296 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7297 Generate *sse2_vd_cvtss2sd pattern.
7299 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7301 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7302 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7305 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7307 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7308 * config/sh/sh.c: Define and declare variables on first use throughout
7310 (current_function_interrupt): Change to bool type.
7311 (frame_insn): Rename to emit_frame_insn and update users.
7312 (push_regs): Use bool for 'interrupt_handler' argument.
7313 (save_schedule_s): Remove.
7314 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7315 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7316 targetm.asm_out.unaligned_op.di.
7317 (gen_far_branch): Remove redundant forward declaration.
7318 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7319 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7320 (sh_set_return_address, sh_function_ok_for_sibcall,
7321 scavenge_reg): Update comments.
7322 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7323 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7324 (sh_attr_renesas_p): Remove unnecessary parentheses.
7325 (branch_dest): Simplify.
7326 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7327 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7328 (CUMULATIVE_ARGS): Change macro to typedef.
7329 (current_function_interrupt): Change to bool type.
7330 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7331 Surround with __cplusplus ifdef.
7332 (sh_compare_op0, sh_compare_op1): Remove.
7333 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7335 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7337 * config/arm/arm.md: (arch): Add neon.
7338 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7339 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7340 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7341 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7342 attributes for alt renumbering. Mark alt 3 as non-predicable.
7343 (thumb2_movdf_vfp): Likewise.
7345 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7348 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7349 (*andqi_1): Add preferred_for_speed attribute to disparage
7350 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7351 (*<code>qi_1): Ditto.
7352 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7353 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7354 (*ashlqi3_1): Ditto.
7355 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7356 Add preferred_for_size attribute to disparage alternative 0 and
7357 preferred_for_speed attribute to disparage alternative 1 for
7358 TARGET_PARTIAL_REG_STALL targets.
7360 2016-05-07 Tom de Vries <tom@codesourcery.com>
7362 PR tree-optimization/70956
7363 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7366 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7368 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7369 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7370 * config/sh/sh.md (branch_zero): Remove define_attr.
7371 (define_delay): Disable delay slot if branch distance is one insn.
7373 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/i386.md (LEAMODE): New mode attribute.
7376 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7377 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7378 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7379 operand 2 predicate.
7380 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7381 (*lea<mode>_general_3): Ditto.
7382 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7384 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7386 * genmddump.c (main): Convert argv from char ** to const char **.
7388 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7390 * coretypes.h (OVERRIDE): New macro.
7393 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7395 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7396 allow coalescing if the types are compatible.
7398 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7400 * pass_manager.h (pass_manager::register_pass_name): New method.
7401 (pass_manager::get_pass_by_name): New method.
7402 (pass_manager::create_pass_tab): New method.
7403 (pass_manager::m_name_to_pass_map): New field.
7404 * passes.c (name_to_pass_map): Delete global in favor of field
7405 "m_name_to_pass_map" of pass_manager.
7406 (register_pass_name): Rename from a function to...
7407 (pass_manager::register_pass_name): ...this method, updating
7408 for renaming of global "name_to_pass_map" to field
7409 "m_name_to_pass_map".
7410 (create_pass_tab): Rename from a function to...
7411 (pass_manager::create_pass_tab): ...this method, updating
7412 for renaming of global "name_to_pass_map" to field.
7413 (get_pass_by_name): Rename from a function to...
7414 (pass_manager::get_pass_by_name): ...this method.
7415 (enable_disable_pass): Convert use of get_pass_by_name to
7416 a method call, locating the pass_manager singleton.
7418 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7420 * genattr-common.c (main): Convert argv from char ** to const char **.
7421 * genattr.c (main): Likewise.
7422 * genattrtab.c (main): Likewise.
7423 * genautomata.c (initiate_automaton_gen): Likewise.
7425 * gencodes.c (main): Likewise.
7426 * genconditions.c (main): Likewise.
7427 * genconfig.c (main): Likewise.
7428 * genconstants.c (main): Likewise.
7429 * genemit.c (main): Likewise.
7430 * genenums.c (main): Likewise.
7431 * genextract.c (main): Likewise.
7432 * genflags.c (main): Likewise.
7433 * genmddeps.c (main): Likewise.
7434 * genopinit.c (main): Likewise.
7435 * genoutput.c (main): Likewise.
7436 * genpeep.c (main): Likewise.
7437 * genpreds.c (main): Likewise.
7438 * genrecog.c (main): Likewise.
7439 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7440 (init_rtx_reader_args): Likewise.
7441 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7442 (init_rtx_reader_args): Likewise.
7443 * gentarget-def.c (main): Likewise.
7444 * read-md.c (read_md_files): Likewise.
7445 * read-md.h (read_md_files): Likewise.
7447 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7450 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7451 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7452 Remove unused predicate.
7453 (register_and_not_fp_reg_operand): Ditto.
7455 2016-05-06 Martin Liska <mliska@suse.cz>
7457 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7458 instead of vec as the vector is local to the function.
7460 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7462 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7463 avx512bw alternative.
7465 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7466 before the ashr<mode>3 pattern.
7468 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7469 v instead of x in vex or maybe_vex alternatives, use
7470 maybe_evex instead of vex in prefix.
7472 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7473 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7474 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7475 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7478 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7479 v instead of x in vex or maybe_vex alternatives, use
7480 maybe_evex instead of vex in prefix.
7482 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7483 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7484 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7485 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7486 alternatives, use maybe_evex instead of vex in prefix.
7488 * config/i386/sse.md (vec_interleave_lowv4sf,
7489 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7490 v instead of x in vex or maybe_vex alternatives, use
7491 maybe_evex instead of vex in prefix.
7493 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7494 v instead of x in vex or maybe_vex alternatives, use
7495 maybe_evex instead of vex in prefix.
7497 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7498 v constraint instead of x.
7500 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7502 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7503 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7506 2016-05-06 Richard Biener <rguenther@suse.de>
7508 PR tree-optimization/70948
7509 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7510 Properly clobber all fields of va_list for __builtin_va_start.
7512 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7515 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7516 loop latch destination.
7518 2016-05-06 Martin Liska <mliska@suse.cz>
7520 * tree-ssa-uninit.c: Apply manual changes
7521 to the GNU coding style.
7522 (prune_uninit_phi_opnds): Rename from
7523 prune_uninit_phi_opnds_in_unrealizable_paths.
7525 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7527 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7528 mspace): Remove deprecated options.
7529 * doc/invoke.texi (SH options): Remove -mspace.
7531 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7533 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7535 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7537 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7538 corresponding combine split pattern.
7540 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7543 * config/sh/predicates.md (long_displacement_mem_operand): New.
7544 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7545 Add movi20, movi20s alternatives. Adjust length attribute for
7547 (movsi_ie): Allow for any FPU. Adjust length attribute for
7549 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7550 attribute for alternatives.
7551 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7552 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7553 length attribute for alternatives.
7555 2016-05-06 Richard Biener <rguenther@suse.de>
7557 PR tree-optimization/70960
7558 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7560 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7563 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7564 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7566 2016-05-06 Marek Polacek <polacek@redhat.com>
7569 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7571 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7574 * config/sh/sh.md (*rotcr): Add another variant.
7576 2016-05-06 Richard Biener <rguenther@suse.de>
7579 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7581 2016-05-06 Richard Biener <rguenther@suse.de>
7584 * fold-const.c (split_tree): Always convert to the original type
7587 2016-05-06 Richard Biener <rguenther@suse.de>
7589 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7590 (fwprop_addr): Likewise.
7592 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7595 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7597 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7598 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7599 the splitter condition.
7600 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7601 the splitter condition.
7602 (FP float_extend load splitter): Ditto.
7604 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7606 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7607 to REGNO in all peephole2 patterns.
7608 (post-reload splitters): Change true_regnum to REGNO in
7609 post-reload splitters.
7610 (zero_extend splitters): Use general_reg_operand and
7611 nonimmediate_gr_operand predicates.
7613 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7615 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7616 v constraint instead of x.
7618 2016-05-05 Alan Modra <amodra@gmail.com>
7621 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7622 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7623 TARGET_NO_FP_IN_TOC for -mrelocatable.
7624 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7625 TARGET_RELOCATABLE test.
7626 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7627 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7628 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7629 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7630 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7631 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7632 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7633 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7634 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7635 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7637 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7638 (rs6000_stack_info): Likewise.
7639 (rs6000_elf_asm_out_constructor): Likewise.
7640 (rs6000_elf_asm_out_destructor): Likewise.
7641 (rs6000_elf_declare_function_name): Likewise.
7642 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7643 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7646 2016-05-05 Alan Modra <amodra@gmail.com>
7648 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7650 2016-05-05 Alan Modra <amodra@gmail.com>
7652 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7653 out-of-line gpr restore for one or two regs if that would add
7656 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7659 * config/i386/i386.md
7660 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7661 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7662 as operand 0 predicate.
7663 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7665 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7666 Ditto. Emit the pattern using RTX.
7668 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7669 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7670 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7671 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7673 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7674 sse_reg_operand as operand 0 predicate.
7676 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7677 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7678 instead of gen_rtx_REG.
7679 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7682 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7684 * function.c (emit_use_return_register_into_block): Delete.
7685 (gen_return_pattern): Delete.
7686 (emit_return_into_block): Delete.
7687 (active_insn_between): Delete.
7688 (convert_jumps_to_returns): Delete.
7689 (emit_return_for_exit): Delete.
7690 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7691 simple_return for shrink-wrapped blocks.
7692 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7693 end of blocks that need one.
7694 (get_unconverted_simple_return): Delete.
7695 (convert_to_simple_return): Delete.
7696 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7697 (convert_to_simple_return): Ditto.
7699 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7701 * cfgcleanup.c (bb_is_just_return): New function.
7702 (try_optimize_cfg): Simplify jumps to return, branches to return,
7703 and branches around return.
7705 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7707 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7710 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7714 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7715 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7716 assert flags & OEP_HASH_CHECK, instead of asserting it
7717 never happens. Handle TARGET_EXPR.
7718 * fold-const.c (operand_equal_p): For hash verification,
7719 or in OEP_HASH_CHECK into flags.
7721 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7723 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7725 (compute_samebase_partition_bases): Fix typo.
7727 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7729 * config/i386/sse.md (vec_interleave_highv8sf,
7730 vec_interleave_lowv8sf, vec_interleave_highv4df,
7731 vec_interleave_lowv4df): Remove constraints from expanders.
7733 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7735 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7737 * tree-inline.c (expand_call_inline): Fix path dealing with
7738 making lhs of call statement undefined.
7740 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7742 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7743 Check availability on NODE, too.
7744 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7745 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7746 (varpool_node::call_for_symbol_and_aliase): Likewise.
7747 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7748 (propagate_pure_const): Propagate across interposable functions, too.
7749 (skip_function_for_local_pure_const): Do not skip interposable bodies
7751 (pass_local_pure_const::execute): Update.
7753 2016-05-04 Marek Polacek <polacek@redhat.com>
7755 * doc/invoke.texi: Document -Wdangling-else.
7757 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7759 * config.gcc: Error out when conflicting multilib is detected. Do not
7760 loop over multilibs since no combination is legal.
7762 2016-05-04 Alan Modra <amodra@gmail.com>
7764 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7765 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7766 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7769 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7771 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7772 Clean up p5600 comments.
7774 2016-05-04 Richard Biener <rguenther@suse.de>
7776 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7777 constructor simplifications.
7778 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7780 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7782 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7783 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7784 result.set_rtx is null instead of aborting.
7785 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7787 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7788 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7789 *mov<mode>_store_postinc): New patterns.
7791 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7793 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7794 as commutative. Check both conversions are NOP.
7795 ((A & B) OP (C & B)): Remove.
7797 2016-05-04 Alan Modra <amodra@gmail.com>
7799 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7801 2016-05-04 Alan Modra <amodra@gmail.com>
7804 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7805 when cr2,3,4 are all fixed regs.
7807 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7809 PR rtl-optimization/57193
7810 * opts.c (default_options_table): Revert OPT_frename_registers change.
7811 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7813 2016-05-03 Martin Sebor <msebor@redhat.com>
7816 * builtins.c (fold_builtin_FILE): New function.
7817 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7818 (fold_builtin_0): Call them.
7819 * gimplify.c (gimplify_call_expr): Remove the handling of
7820 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7823 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7824 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7828 * doc/extend.texi (Function Names as Strings): Update __func__,
7829 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7832 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7833 Richard Biener <rguenther@suse.de>
7835 PR tree-optimization/70916
7836 * tree-if-conv.c: Include cfganal.h.
7837 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7838 and remove_fake_exit_edges around the optimization pass.
7840 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7842 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7843 (cgraph_edge::make_direct): Likewise.
7844 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7845 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7846 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7847 (CIF_THUNK): New code.
7848 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7849 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7850 (compute_inline_parameters): Set inline_failed for thunks.
7851 (inline_analyze_function): Cleanup.
7852 * ipa-inline.c (can_inline_edge_p): Do not deal with
7853 call_stmt_cannot_inline_p.
7854 (can_early_inline_edge_p): Likewise.
7855 (early_inliner): Initialize inline_failed.
7856 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7858 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7860 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7861 from nonimm_ssenomem_operand.
7862 (nonimm_ssenomem_operand): New predicate.
7863 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7864 as operand 0 predicate.
7865 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7866 Disable unsupported alternatives using "enabled" attribute.
7867 Use register_ssemem_operand as operand 0 predicate.
7868 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7870 2016-05-03 Marek Polacek <polacek@redhat.com>
7873 * input.c (expansion_point_location): New function.
7874 * input.h (expansion_point_location): Declare.
7876 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7878 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7879 occurence with frame_offset_ ones.
7881 2016-05-03 Alan Modra <amodra@gmail.com>
7883 PR rtl-optimization/70890
7884 * ira.c (combine_and_move_insns): When moving def_insn, remove
7887 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7889 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7890 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7891 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7892 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7894 2016-05-03 Alan Modra <amodra@gmail.com>
7896 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7897 for SAVE_MULTIPLE/STORE_MULTIPLE.
7899 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7901 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7902 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7904 2016-05-03 Richard Biener <rguenther@suse.de>
7906 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7908 (gimplify_arg): Likewise.
7909 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7910 re-writing the result to a decl if required.
7911 (internal_get_tmp_var): Add allow_ssa parameter
7912 and override into_ssa with it.
7913 (get_formal_tmp_var): Adjust.
7914 (get_initialized_tmp_var): Add allow_ssa parameter.
7915 (gimplify_arg): Add allow_ssa parameter and avoid generating
7916 SSA names for the result false.
7917 (gimplify_call_expr): If the call may return twice do not
7918 gimplify parameters into SSA.
7919 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7920 (gimplify_modify_expr): Adjust assert. For noreturn calls
7921 with a SSA name LHS adjust its def.
7922 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7923 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7924 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7925 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7926 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7927 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7928 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7929 (optimize_target_teams): Do not allow SSA names for clause operands.
7930 (gimplify_expr): Likewise for where we mark the result addressable.
7931 * passes.def (pass_init_datastructures): Remove.
7932 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7933 (rewrite_stmt): Likewise.
7934 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7935 (replace_locals_op): Replace SSA names.
7936 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7937 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7938 * cgraph.c (release_function_body): Free CFG annotations only
7939 when we have a CFG. Simplify.
7940 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7941 force_gimple_operand instead of get_initialized_tmp_var.
7942 * tree-pass.h (make_pass_init_datastructures): Remove.
7943 * tree-ssa.c (execute_init_datastructures): Remove.
7944 (pass_data_init_datastructures): Likewise.
7945 (class pass_init_datastructures): Likewise.
7946 (make_pass_init_datastructures): Likewise.
7947 * omp-low.c (create_omp_child_function): Init SSA data structures.
7948 (grid_expand_target_grid_body): Likewise.
7949 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7950 name before adding it to names_to_release.
7951 (remove_bb): Always release SSA defs.
7952 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7953 before dereferencing it.
7954 * cgraphunit.c (init_lowered_empty_function): Always
7955 int SSA data structures.
7956 * tree-ssanames.c (release_defs): Remove assert that we are in
7958 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7960 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7961 Uros Bizjak <ubizjak@gmail.com>
7963 PR rtl-optimization/70467
7964 * config/i386/predicates.md (x86_64_hilo_int_operand,
7965 x86_64_hilo_general_operand): New predicates.
7966 * config/i386/constraints.md (Wd): New constraint.
7967 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7968 (general_hilo_operand): New mode attr.
7969 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7970 instead of <general_operand>.
7971 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7972 x86_64_hilo_general_operand instead of <general_operand>.
7974 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7976 PR tree-optimization/70916
7977 * tree-if-conv.c (constant_or_ssa_name): Removed.
7978 (fold_build_cond_expr): Use is_gimple_val instead of
7979 constant_or_ssa_name.
7981 PR tree-optimization/70916
7982 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7983 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7986 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7987 (optimize_atomic_bit_test_and): New function.
7988 (pass_fold_builtins::execute): Use it.
7989 * optabs.def (atomic_bit_test_and_set_optab,
7990 atomic_bit_test_and_complement_optab,
7991 atomic_bit_test_and_reset_optab): New optabs.
7992 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7993 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7994 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7995 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7996 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7997 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7998 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7999 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8000 atomic_bit_test_and_complement@var{mode},
8001 atomic_bit_test_and_reset@var{mode}): Document.
8002 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8003 atomic_bit_test_and_complement<mode>,
8004 atomic_bit_test_and_reset<mode>): New expanders.
8005 (atomic_bit_test_and_set<mode>_1,
8006 atomic_bit_test_and_complement<mode>_1,
8007 atomic_bit_test_and_reset<mode>_1): New insns.
8009 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8011 PR rtl-optimization/70687
8012 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8013 instead of unsigned HOST_WIDE_INT.
8015 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8017 PR rtl-optimization/44281
8018 * hard-reg-set.h (struct target_hard_regs): New field
8019 x_fixed_nonglobal_reg_set.
8020 (fixed_nonglobal_reg_set): New macro.
8021 * reginfo.c (init_reg_sets_1): Initialize it.
8022 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8024 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8026 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8028 PR tree-optimization/56541
8029 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8030 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8031 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8032 (any_complicated_phi): new static variable.
8033 (aggressive_if_conv): delete.
8034 (if_convertible_phi_p): support phis with more than two arguments.
8035 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8036 critical pred edges.
8037 (ifcvt_split_critical_edges): support phis with more than two
8038 arguments by checking new parameter. only split critical edges
8040 (tree_if_conversion): handle simd pragma marked loop using new
8041 local variable aggressive_if_conv. check any_complicated_phi.
8043 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8045 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8048 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8050 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8053 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8055 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8056 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8057 define_insn_and_split.
8058 (mulsi3_i): New define_insn_and_split.
8059 (mulsi3_call): Convert to define_insn.
8060 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8063 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8065 * machmode.h (mode_complex): Add support to give the complex mode
8067 (GET_MODE_COMPLEX_MODE): Likewise.
8068 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8069 stored by build_complex_type and gfc_build_complex_type instead of
8070 trying to figure out the appropriate mode based on the size. Raise
8071 an assertion error, if the type was not set.
8072 * genmodes.c (struct mode_data): Add field for the complex type of
8074 (blank_mode): Likewise.
8075 (make_complex_modes): Remember the complex mode created in the
8077 (emit_mode_complex): Write out the mode_complex array to map a
8078 type mode to the complex version.
8079 (emit_insn_modes_c): Likewise.
8080 * tree.c (build_complex_type): Set the complex type to use before
8081 calling layout_type.
8082 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8083 support for __float128 complex datatypes.
8084 (rs6000_hard_regno_mode_ok): Likewise.
8085 (rs6000_setup_reg_addr_masks): Likewise.
8086 (rs6000_complex_function_value): Likewise.
8087 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8088 __float128 and __ibm128 complex.
8089 (FLOAT128_IBM_P): Likewise.
8090 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8091 * doc/extend.texi (Additional Floating Types): Document that
8092 -mfloat128 must be used to enable __float128. Document complex
8093 __float128 and __ibm128 support.
8095 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8098 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8099 char/short arguments promoted to int because of promote_prototypes.
8101 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8103 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8104 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8105 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8106 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8107 alternatives using "enabled" attribute. Use register_ssemem_operand
8108 as operand 1 predicate.
8109 (*cmpi<unord>xf_i387): Split XFmode pattern from
8110 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8111 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8112 *absneg<mode>2_i387. Disable unsupported alternatives using
8113 "enabled" attribute.
8114 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8116 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8118 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8120 (oacc_loop_process): Check mask for loop termination.
8122 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8124 * cif-code.def (CIF_THUNK): Add.
8125 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8128 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8130 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8131 (dump_inline_summary): Dump it.
8132 (fp_expression_p): New predicate.
8133 (estimate_function_body_sizes): Use it.
8134 (inline_merge_summary): Merge fp_expressions.
8135 (inline_read_section): Read fp_expressions.
8136 (inline_write_summary): Write fp_expressions.
8137 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8138 codegen boundary if either caller or callee is !fp_expressions.
8139 * ipa-inline.h (inline_summary): Add fp_expressions.
8140 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8141 to fp_expressions be sure the fp generation flags are updated.
8143 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8145 PR rtl-optimization/70467
8146 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8148 PR rtl-optimization/70467
8149 * ipa-pure-const.c (check_call): Handle internal calls even in
8150 ipa mode like in local mode.
8152 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8154 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8156 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8158 * match.pd (X u< X, X u> X): New transformations.
8160 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8162 * flag-types.h (enum warn_strict_overflow_code): Move ...
8163 * coretypes.h: ... here.
8164 * fold-const.h (fold_overflow_warning): Declare.
8165 * fold-const.c (fold_overflow_warning): Make non-static.
8166 (fold_comparison): Move the transformation of X +- C1 CMP C2
8167 into X CMP C2 -+ C1 ...
8168 * match.pd: ... here.
8169 * gimple-fold.c (fold_stmt_1): Protect with
8170 fold_defer_overflow_warnings.
8172 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8174 * omp-low.c (struct oacc_loop): Add 'inner' field.
8175 (new_oacc_loop_raw): Initialize it to zero.
8176 (oacc_loop_fixed_partitions): Initialize it.
8177 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8178 available partitioning.
8180 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8182 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8184 (umulsidi3): Likewise.
8185 (indirect_jump): Fix jump instruction assembly patterns.
8187 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8190 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8191 (nvptx_function_value): Assert non-NULL cfun.
8193 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8195 PR rtl-optimization/70886
8196 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8198 * cselib.h (rtx_equal_for_cselib_1): Declare.
8199 (rtx_equal_for_cselib_p: New inline function.
8200 * cselib.c (rtx_equal_for_cselib_p): Delete.
8201 (rtx_equal_for_cselib_1): Make public.
8203 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8205 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8206 (register_mixssei387nonimm_operand): Remove predicate.
8207 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8208 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8209 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8210 for TARGET_MIX_SSE_I387 alternatives.
8211 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8212 Disable unsupported alternatives using "enabled" attribute. Use
8213 nonimm_ssenomem_operand as operand 1 predicate. Also check
8214 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8216 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8218 * tree.c (cst_and_fits_in_hwi): Simplify.
8220 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8222 * tree.h (wi::to_wide): New function.
8223 * expr.c (expand_expr_real_1): Use wi::to_wide.
8224 * fold-const.c (int_const_binop_1): Likewise.
8225 (extract_muldiv_1): Likewise.
8227 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8229 * wide-int.h: Update offset_int and widest_int documentation.
8230 (WI_SIGNED_SHIFT_RESULT): New macro.
8231 (wi::binary_shift): Define signed_shift_result_type for
8232 shifts on offset_int- and widest_int-like types.
8233 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8234 * tree.h (int_bit_position): Use shift operators instead of wi::
8236 * alias.c (adjust_offset_for_component_ref): Likewise.
8237 * expr.c (get_inner_reference): Likewise.
8238 * fold-const.c (fold_comparison): Likewise.
8239 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8240 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8241 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8242 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8243 (stmt_kills_ref_p): Likewise.
8244 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8245 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8246 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8247 (ao_ref_init_from_vn_reference): Likewise.
8249 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8251 * wide-int.h: Update offset_int and widest_int documentation.
8252 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8253 (wi::binary_traits): Allow ordered comparisons between offset_int and
8254 offset_int, between widest_int and widest_int, and between either
8255 of these types and basic C types.
8256 (operator <, <=, >, >=): Define for the same combinations.
8257 * tree.h (tree_int_cst_lt): Use comparison operators instead
8258 of wi:: comparisons.
8259 (tree_int_cst_le): Likewise.
8260 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8261 (fold_nonarray_ctor_reference): Likewise.
8262 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8263 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8264 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8265 * tree-sra.c (completely_scalarize): Likewise.
8266 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8267 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8268 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8269 (check_for_binary_op_overflow): Likewise.
8270 (search_for_addr_array): Likewise.
8271 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8273 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8275 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8276 (arc_save_restore): Likewise.
8277 (arc_dwarf_register_span): Likewise.
8278 (arc_output_pic_addr_const): Initialize suffix variable.
8280 2016-05-02 Martin Liska <mliska@suse.cz>
8282 * symbol-summary.h (function_summary::function_summary):
8283 Remove checking assert for all cgraph nodes.
8284 (function_summary::get): Check summary_uid.
8285 (symtab_insertion): Check summary_uid.
8287 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8289 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8290 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8292 (arc_dwarf_register_span): Remove enum keyword.
8293 (compact_memory_operand_p): New function.
8294 * config/arc/arc.h (reg_class): Add code density register classes.
8295 (REG_CLASS_NAMES): Likewise.
8296 (REG_CLASS_CONTENTS): Likewise.
8297 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8298 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8299 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8300 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8301 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8303 (h, Rcd, Rsd, Rzd): New register constraints.
8304 (T): Use compact_memory_operand_p function.
8305 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8307 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8309 * config/sh/sh.md (*negnegt, *movtt): Remove.
8311 2016-05-02 Marek Polacek <polacek@redhat.com>
8312 Tom de Vries <tom@codesourcery.com>
8314 PR tree-optimization/70700
8315 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8316 bigger than FIRST_REF_NODE.
8318 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8321 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8323 (prepare_cbranch_operands): Don't use scratch register. Assume that
8324 function is used when pseudos can be created.
8325 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8326 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8327 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8328 define_expand. Allow it only when pseudos can be created.
8329 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8331 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8333 * config/i386/constraints.md (BC): Only allow -1 operands.
8334 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8335 Add "enabled" attribute. Update XI mode attribute calculation.
8336 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8337 (*movoi_internal_avx): Update XI mode attribute calculation.
8338 (*movti_internal): Ditto.
8340 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8342 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8343 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8345 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8347 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8348 statement on instruction code. Remove trailing spaces.
8349 (altivec_expand_stv_builtin): Likewise.
8351 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8353 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8354 (TARGET_FPU_DOUBLE): Simplify.
8355 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8356 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8357 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8358 with 'TARGET_FPU_DOUBLE'.
8359 * config/sh/sh.md: Likewise.
8361 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8363 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8364 SH_DIV_STR_FOR_SIZE): Remove.
8365 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8366 SH_DIV_STR_FOR_SIZE): Remove.
8368 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8370 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8371 logical_reg_operand): Delete.
8372 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8373 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8374 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8375 match_operand and match_test.
8376 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8377 variables on their first use. Return bool values.
8378 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8379 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8380 arith_reg_operand for input operand. Remove empty constraints.
8382 (*xorsi3_compact): Rename to xorsi3.
8383 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8384 (*zero_extend<mode>si2_disp_mem): Update comment.
8387 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8389 * config/sh/t-sh: Remove SH5 support.
8390 * config.gcc: Likewise.
8391 * configure: Likewise.
8393 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8395 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8397 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8399 * config/sh/sh.c (register_sh_passes, sh_option_override,
8400 sh_print_operand, prepare_move_operands,
8401 sh_can_follow_jump): Remove TARGET_SH1 checks.
8402 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8403 PROMOTE_MODE): Likewise.
8404 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8407 2016-04-30 Alan Modra <amodra@gmail.com>
8409 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8410 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8411 Check for user regs later to avoid unnecessary looping over regs.
8412 Merge user reg check with non-saved reg check. Don't force
8413 inline VR restore when static chain used.
8414 (rs6000_frame_related): Omit eh_frame info for user regs when
8416 (fixed_regs_p): Delete.
8418 2016-04-30 Alan Modra <amodra@gmail.com>
8420 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8421 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8424 2016-04-30 Alan Modra <amodra@gmail.com>
8427 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8428 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8431 2016-04-30 Alan Modra <amodra@gmail.com>
8433 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8434 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8435 flag_pic test for Darwin.
8437 2016-04-30 Alan Modra <amodra@gmail.com>
8439 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8440 throw_calls_crossed.
8441 (REG_FREQ_CALLS_CROSSED): Delete.
8442 (REG_N_THROWING_CALLS_CROSSED): Delete.
8443 * regstat.c (regstat_bb_compute_ri): Don't calculate
8444 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8445 (dump_reg_info): Don't print call cross frequency.
8446 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8447 and REG_N_THROWING_CALLS_CROSSED.
8449 2016-04-30 Alan Modra <amodra@gmail.com>
8451 * regs.h (struct reg_info_t): Delete live_length.
8452 (REG_LIVE_LENGTH): Delete macro.
8453 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8454 local_live, local_processed and local_live_last_luid params.
8455 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8457 (regstat_compute_ri): Adjust for above. Don't set
8459 (dump_reg_info): Don't print live length.
8460 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8461 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8462 Localize loop_depth var.
8464 2016-04-30 Alan Modra <amodra@gmail.com>
8466 * ira.c (enum valid_equiv): New.
8467 (validate_equiv_mem): Return enum.
8468 (update_equiv_mem): Create replacement in more cases.
8469 (add_store_equivs): Update validate_equiv_mem call.
8471 2016-04-30 Alan Modra <amodra@gmail.com>
8473 * ira.c (combine_and_move_insns): Rather than scanning insns,
8474 use DF infrastucture to find use and def insns.
8476 2016-04-30 Alan Modra <amodra@gmail.com>
8478 ira.c (combine_and_move_insns): Move invariant conditions..
8479 (ira.c): ..to here. Call combine_and_move_insns before
8480 add_store_equivs. Call grow_reg_equivs later. Allocate
8481 req_equiv later using max_reg_num() rather than global max_regno.
8482 (contains_replace_regs): Delete.
8483 (add_store_equivs): Remove contains_replace_regs test.
8485 2016-04-30 Alan Modra <amodra@gmail.com>
8487 * ira.c (struct equiv_mem_data): New.
8488 (equiv_mem, equiv_mem_modified): Delete static vars.
8489 (validate_equiv_mem_from_store): Use "data" param to communicate..
8490 (validate_equiv_mem): ..from here.
8492 2016-04-30 Alan Modra <amodra@gmail.com>
8494 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8496 (update_reg_equivs): ..here. Move allocation and freeing of
8497 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8498 end_alias_analysis to..
8501 2016-04-30 Alan Modra <amodra@gmail.com>
8503 * ira.c (pdx_subregs): Delete.
8504 (struct equivalence): Add pdx_subregs field.
8505 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8507 (update_equiv_regs): Don't create or free pdx_subregs. Update
8510 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8512 * config/rs6000/altivec.h: Change definitions of vec_xl and
8514 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8515 (LD_ELEMREV_V2DI): New.
8516 (LD_ELEMREV_V4SF): New.
8517 (LD_ELEMREV_V4SI): New.
8518 (LD_ELEMREV_V8HI): New.
8519 (LD_ELEMREV_V16QI): New.
8520 (ST_ELEMREV_V2DF): New.
8521 (ST_ELEMREV_V2DI): New.
8522 (ST_ELEMREV_V4SF): New.
8523 (ST_ELEMREV_V4SI): New.
8524 (ST_ELEMREV_V8HI): New.
8525 (ST_ELEMREV_V16QI): New.
8528 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8529 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8530 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8531 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8532 (altivec_expand_builtin): Add handling for
8533 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8534 (rs6000_invalid_builtin): Add error-checking for
8535 RS6000_BTM_P9_VECTOR.
8536 (altivec_init_builtins): Define builtins used to implement vec_xl
8538 (rs6000_builtin_mask_names): Define power9-vector.
8539 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8540 (RS6000_BTM_P9_VECTOR): Define.
8541 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8542 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8543 (vsx_ld_elemrev_v2df): Likewise.
8544 (vsx_ld_elemrev_v4sf): Likewise.
8545 (vsx_ld_elemrev_v4si): Likewise.
8546 (vsx_ld_elemrev_v8hi): Likewise.
8547 (vsx_ld_elemrev_v16qi): Likewise.
8548 (vsx_st_elemrev_v2df): Likewise.
8549 (vsx_st_elemrev_v2di): Likewise.
8550 (vsx_st_elemrev_v4sf): Likewise.
8551 (vsx_st_elemrev_v4si): Likewise.
8552 (vsx_st_elemrev_v8hi): Likewise.
8553 (vsx_st_elemrev_v16qi): Likewise.
8554 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8557 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8559 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8561 (simplify_control_stmt_condition_1): ... here. Recurse into
8562 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8564 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8567 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8568 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8569 define_insn_and_split to define_insn.
8570 (zero_extendqi<mode>2_dot2): Same.
8571 (extendqi<mode>2_dot): Same.
8572 (extendqi<mode>2_dot2): Same.
8574 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8576 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8577 (probe_stack): New expander.
8578 (probe_stack_<mode>): New insn pattern.
8580 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8582 * config/i386/i386.md
8583 (operations with memory inputs setting flags peephole2):
8584 Remove uneeded REG_P checks. Cleanup pattern generation.
8586 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8588 * tree-vect-loop.c (vect_transform_loop): Fix
8589 nb_iterations_upper_bound computation for vectorized loop.
8591 2016-04-29 Marek Polacek <polacek@redhat.com>
8592 Jakub Jelinek <jakub@redhat.com>
8595 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8596 TARGET_EXPR_SLOT as a base.
8598 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8600 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8601 with 'rCm2' constraints to limit possible immediate size.
8602 (*load_zeroextendqisi_update): Likewise.
8603 (*load_signextendqisi_update): Likewise.
8604 (*loadhi_update): Likewise.
8605 (*load_zeroextendhisi_update): Likewise.
8606 (*load_signextendhisi_update): Likewise.
8607 (*loadsi_update): Likewise.
8608 (*loadsf_update): Likewise.
8610 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8612 * config/i386/predicates.md (constm1_operand): Fix comparison.
8614 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8616 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8618 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8620 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8621 remaining SH5 related settings.
8622 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8623 shmedia_prepare_call_address): Delete.
8624 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8625 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8626 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8627 UNSUPPORTED_SH2A): Remove m5 checks.
8628 (sh_divide_strategy_e): Remove SH5 division strategies.
8629 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8630 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8632 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8634 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8636 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8638 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8639 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8641 * config/s390/vector.md ("mov<mode>"): Likewise.
8643 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8645 * config/s390/constraints.md ("U", "W"): Invoke
8646 s390_mem_constraint with "ZR" and "ZT".
8647 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8648 addresses when using LRA. Accept also short displacements for S
8649 and T constraints. Do not check for long displacement target for
8650 S and T constraints.
8651 (s390_mem_constraint): Remove handling of U and W constraints.
8652 * config/s390/s390.md (various patterns): Remove the short
8653 displacement constraints (Q and R) if a long displacement
8654 constraint is present. Add longdisp as required CPU capability.
8655 * config/s390/vector.md: Likewise.
8656 * config/s390/vx-builtins.md: Likewise.
8658 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8661 * reload1.c (reload): Call finish_spills before
8662 restarting reload loop. Skip select_reload_regs
8663 if update_eliminables_and_spill returns true.
8665 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8667 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8668 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8669 (umulhisi3_imm): Update predicates and constraint letters.
8670 (umulhisi3_reg): Declare instruction as commutative.
8671 * config/arc/constraints.md (J12, J16): New constraints.
8672 * config/arc/predicates.md (short_unsigned_const_operand): New
8674 (arc_short_operand): Likewise.
8675 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8677 2016-04-29 Richard Biener <rguenther@suse.de>
8679 PR tree-optimization/13962
8680 PR tree-optimization/65686
8681 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8682 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8683 using PTA to compare pointers.
8684 * match.pd: Add pattern for pointer equality compare simplification
8685 using ptrs_compare_unequal.
8687 2016-04-29 Richard Biener <rguenther@suse.de>
8689 * stor-layout.c (layout_type): Do not build a pointer-to-element
8692 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8694 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8695 Use SWI mode iterator. Use general_reg_operand predicate.
8696 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8697 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8700 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8703 * fold-const.c (operand_equal_p): Don't verify hash value equality
8705 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8708 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8711 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8712 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8713 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8714 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8715 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8717 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8719 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8720 to info. Don't initialize separate fields to 0. Clean up
8723 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8725 * config/i386/i386.md (peephole2s for operations with memory inputs):
8726 Use SWI mode iterator.
8727 (peephole2s for operations with memory outputs): Ditto.
8728 Do not check for stack checking probe.
8730 (probe_stack): Remove expander.
8732 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8733 Andrew Burgess <andrew.burgess@embecosm.com>
8735 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8736 operands as 32-bits.
8738 2016-04-28 Jason Merrill <jason@redhat.com>
8740 * gdbinit.in: Skip line-map.h.
8742 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8743 Andrew Burgess <andrew.burgess@embecosm.com>
8745 * config/arc/arc.c (arc_conditional_register_usage): Take
8746 TARGET_RRQ_CLASS into account.
8747 (arc_print_operand): Support printing 'p' and 's' operands.
8748 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8750 (TARGET_RRQ_CLASS): Define.
8751 (IS_POWEROF2_OR_0_P): Define.
8752 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8754 (*tst_movb): New define_insn.
8755 (*tst): Avoid recognition if it could prevent '*tst_movb'
8756 combination; replace c/CnL with c/Chs alternative.
8757 (*tst_bitfield_tst): New define_insn.
8758 (*tst_bitfield_asr): New define_insn.
8759 (*tst_bitfield): New define_insn.
8760 (andsi3_i): Add Rrq variant.
8761 (extzv): New define_expand.
8762 (insv): New define_expand.
8763 (*insv_i): New define_insn.
8764 (*movb): New define_insn.
8765 (*movb_signed): New define_insn.
8766 (*movb_high): New define_insn.
8767 (*movb_high_signed): New define_insn.
8768 (*movb_high_signed + 1): New define_split pattern.
8769 (*mrgb): New define_insn.
8770 (*mrgb + 1): New define_peephole2 pattern.
8771 (*mrgb + 2): New define_peephole2 pattern.
8772 * config/arc/arc.opt (mbitops): New option for nps400, uses
8773 TARGET_NPS_BITOPS_DEFAULT.
8774 * config/arc/constraints.md (q): Make register class conditional.
8775 (Rrq): New register constraint.
8776 (Chs): New constraint.
8777 (Clo): New constraint.
8778 (Chi): New constraint.
8779 (Cbf): New constraint.
8780 (Cbn): New constraint.
8781 (C18): New constraint.
8782 (Cbi): New constraint.
8784 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8786 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8788 (bitmap_intersection_of_preds): Ditto.
8789 (bitmap_union_of_succs): Ditto.
8790 (bitmap_union_of_preds): Ditto.
8791 * sbitmap.c (do_popcount): Delete.
8792 (BITMAP_DEBUGGING): Delete.
8793 (sbitmap_verify_popcount): Delete.
8794 (sbitmap_alloc): Don't initialize the popcount field.
8795 (sbitmap_alloc_with_popcount): Delete.
8796 (sbitmap_resize): Don't resize the popcount array.
8797 (sbitmap_vector_alloc): Don't initialize the popcount field.
8798 (bitmap_copy): Don't copy the popcount array.
8799 (bitmap_clear): Don't clear the popcount array.
8800 (bitmap_clear): Delete the popcount array handling.
8801 (bitmap_ior_and_compl): Delete the popcount assert.
8802 (bitmap_not): Ditto.
8803 (bitmap_and_compl): Ditto.
8804 (bitmap_and): Delete the popcount array handling.
8805 (bitmap_xor): Ditto.
8806 (bitmap_ior): Ditto.
8807 (bitmap_or_and): Delete the popcount assert.
8808 (bitmap_and_or): Ditto.
8809 (popcount_table): Delete.
8810 (sbitmap_elt_popcount): Delete.
8811 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8812 (bitmap_set_bit): Delete the popcount assert.
8813 (bitmap_clear_bit): Ditto.
8814 (sbitmap_free): Don't free the popcount array.
8815 (sbitmap_alloc_with_popcount): Delete declaration.
8816 (sbitmap_popcount): Ditto.
8818 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8819 Andrew Burgess <andrew.burgess@embecosm.com>
8821 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8822 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8823 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8824 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8825 * config/arc/arc.opt (mcmem): New option.
8826 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8827 supply length for r/m alternative.
8828 (*extendqisi2_ac): Likewise.
8829 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8831 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8832 (movhi_insn): Likewise.
8833 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8834 (*zero_extendqihi2_i): Add r/Ucm alternative.
8835 (*zero_extendqisi2_ac): Likewise.
8836 (*zero_extendhisi2_i): Likewise.
8837 * config/arc/constraints.md (Uex): New memory constraint.
8838 (Ucm): New define_constraint.
8839 * config/arc/predicates.md (long_immediate_loadstore_operand):
8840 Return 0 for MEM with cmem_address address.
8841 (cmem_address_0): New predicates.
8842 (cmem_address_1): Likewise.
8843 (cmem_address_2): Likewise.
8844 (cmem_address): Likewise.
8846 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8848 * config/rs6000/rs6000.c (machine_function): Rename
8849 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8850 (rs6000_stack_info): Adjust.
8852 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8853 Andrew Burgess <andrew.burgess@embecosm.com>
8855 * config/arc/constraints.md (Usd): Convert to define_constraint.
8859 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8862 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8863 Add new peephole2 where the first insn is *mov<mode>_or instead of
8864 *mov<mode>_internal.
8866 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8868 * tracer.c (bb_seen): Make static.
8870 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8872 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8873 support, setup defaults.
8874 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8875 * config/arc/arc.c (arc_init): Add NPS400 support.
8876 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8877 (TARGET_ARC700): NPS400 is also an ARC700.
8878 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8880 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8883 * config/nds32/nds32.md (casesi): Don't access the operands array
8886 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8888 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8889 (or $-1,reg peephole2): Ditto.
8890 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8892 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8894 * doc/extend.texi (Common Function Attributes) [optimize]:
8895 Discourage use of the optimize attribute.
8897 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8899 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8900 special case builtin.
8901 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8902 ALTIVEC_BUILTIN_VEC_ADDE.
8903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8904 support for ALTIVEC_BUILTIN_VEC_ADDE.
8905 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8906 for __builtin_vec_adde.
8908 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8910 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8911 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8913 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8916 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8917 attributes): Document cilkplus_runtime.
8919 2016-04-28 Martin Jambor <mjambor@suse.cz>
8921 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8922 this function. Call verify_expr on MEM_REFs and bases of other
8925 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8927 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8928 for WORD_REGISTER_OPERATIONS to runtime check.
8930 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8932 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8934 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8936 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8937 big-endian compilation.
8938 * config/arc/arc.md (addf3): Likewise.
8942 2016-04-28 Richard Biener <rguenther@suse.de>
8944 PR tree-optimization/70840
8945 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8946 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8947 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8948 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8950 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8952 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8953 and explain why in a comment.
8955 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8957 * config/arc/arc.md (cpu_facility): Add fpx variant.
8958 (subdf3): Prohibit use reverse sub when assist operations option
8960 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8961 instructions only when FPX is enabled.
8962 * testsuite/gcc.target/arc/trsub.c: New test.
8964 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8966 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8967 mult_operator when calculating "type" attribute.
8968 (*fop_<mode>_1_i387): Ditto.
8969 (*fop_xf_1_i387): Ditto.
8970 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8971 Use std::swap to swap operands. Use RTL expressions to generate
8974 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8975 Joern Rennecke <joern.rennecke@embecosm.com>
8977 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8979 (emit_pic_move): Remove.
8980 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8981 * config/arc/arc.c (emit_pic_move): Removed.
8982 (TARGET_HAVE_TLS): Define.
8983 (arc_conditional_register_usage): Test for arc_tp_regno.
8984 (arc_print_operand, arc_print_operand_address): Handle TLS
8986 (arc_needs_pcl_p): New function.
8987 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8988 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8989 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8990 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8991 (arc_legitimize_tls_address): Likewise.
8992 (DTPOFF_ZERO_SYM): Define.
8993 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8994 (arc_output_pic_addr_const): Print TLS unspecs.
8995 (prepare_pic_move): New function, replaces emit_pic_move.
8996 (arc_legitimate_constant_p): Handle TLS unspecs.
8997 (arc_legitimate_address_p): Likewise.
8998 (arc_rewrite_small_data_p): Use assert for TLS constants.
8999 (prepare_move_operands): Use prepare_pic_move.
9000 (arc_legitimize_address): Legitimize tls addresses.
9001 (arc_epilogue_uses): Check for arc_tp_regno.
9002 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9003 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9005 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9007 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9008 %(arc_tls_extra_start_spec).
9009 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9010 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9012 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9013 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9014 (UNSPEC_TLS_OFF): Add.
9016 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9017 (get_thread_pointersi): New patterns.
9018 * config/arc/arc.opt (mtp-regno): New option.
9019 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9020 (move_dest_operand): Likewise.
9021 * configure: Regenerate.
9022 * configure.ac: Add arc*-*-* case to test for tls.
9023 * doc/invoke.texi (ARC options): Document mtp-regno.
9025 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9027 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9028 the new ARC HS SIMD instructions.
9029 (arc_preferred_simd_mode): New function.
9030 (arc_autovectorize_vector_sizes): Likewise.
9031 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9032 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9033 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9034 (arc_init_builtins): Add new SIMD builtin types.
9035 (arc_split_move): Handle 64 bit vector moves.
9036 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9037 (TARGET_PLUS_QMACW): Define.
9038 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9039 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9040 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9041 (VSUBADD4H): New builtins.
9042 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9043 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9045 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9046 Matthias Klose <doko@debian.org>
9048 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9050 2016-04-28 Richard Biener <rguenther@suse.de>
9053 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9056 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9058 * common/config/sh/sh-common.c: Remove SH5 support.
9059 * config/sh/constraints.md: Likewise.
9060 * config/sh/config/sh/elf.h: Likewise.
9061 * config/sh/linux.h: Likewise.
9062 * config/sh/netbsd-elf.h: Likewise.
9063 * config/sh/predicates.md: Likewise.
9064 * config/sh/sh-c.c: Likewise.
9065 * config/sh/sh-protos.h: Likewise.
9066 * config/sh/sh.c: Likewise.
9067 * config/sh/sh.h: Likewise.
9068 * config/sh/sh.md: Likewise.
9069 * config/sh/sh.opt: Likewise.
9070 * config/sh/sync.md: Likewise.
9071 * config/sh/sh64.h: Delete.
9072 * config/sh/shmedia.h: Likewise.
9073 * config/sh/shmedia.md: Likewise.
9074 * config/sh/sshmedia.h: Likewise.
9075 * config/sh/t-netbsd-sh5-64: Likewise.
9076 * config/sh/t-sh64: Likewise.
9077 * config/sh/ushmedia.h: Likewise.
9079 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9081 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9082 general_reg_operand instead of register_operand predicate.
9084 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9086 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9088 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9090 * match.pd (A - B > A, A + B < A): New transformations.
9092 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9094 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9095 which defaults to true. Emit an outer pair of parentheses only if
9096 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9097 don't emit parentheses for the right-hand operand.
9099 2016-04-27 Jeff Law <law@redhat.com>
9101 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9103 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9105 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9106 (altivec_lvx_<mode>_internal): Document.
9107 (altivec_lvx_<mode>_2op): New define_insn.
9108 (altivec_lvx_<mode>_1op): Likewise.
9109 (altivec_lvx_<mode>_2op_si): Likewise.
9110 (altivec_lvx_<mode>_1op_si): Likewise.
9111 (altivec_stvx_<mode>): Remove.
9112 (altivec_stvx_<mode>_internal): Document.
9113 (altivec_stvx_<mode>_2op): New define_insn.
9114 (altivec_stvx_<mode>_1op): Likewise.
9115 (altivec_stvx_<mode>_2op_si): Likewise.
9116 (altivec_stvx_<mode>_1op_si): Likewise.
9117 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9118 Expand vec_ld and vec_st during parsing.
9119 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9121 (altivec_expand_stvx_be): Likewise.
9122 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9123 address-masking behavior in RTL.
9124 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9125 address-masking behavior in RTL.
9126 (altivec_expand_builtin): Change builtin code arguments for calls
9127 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9128 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9129 presence of lvx/stvx patterns.
9130 (alignment_with_canonical_addr): New function.
9131 (alignment_mask): Likewise.
9132 (find_alignment_op): Likewise.
9133 (recombine_lvx_pattern): Likewise.
9134 (recombine_stvx_pattern): Likewise.
9135 (recombine_lvx_stvx_patterns): Likewise.
9136 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9137 stvx patterns from expand.
9138 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9140 (vector_altivec_store_<mode>): Likewise.
9142 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9144 * config/aarch64/aarch64.md
9145 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9146 remove the "fp" attributes.
9147 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9148 add the "simd" attributes.
9149 (*movdf_aarch64): Likewise.
9150 (*movtf_aarch64): Remove the "fp" attributes.
9151 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9152 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9154 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9156 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9157 rtx to rtx_code_label *.
9158 * rtl.h (maybe_set_first_label_num): Likewise.
9160 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9162 * df-core.c (df_add_problem): Make the problem param be const.
9163 (df_remove_problem): Make local "problem" be const.
9164 * df-problems.c (problem_RD): Make const.
9165 (problem_LR): Likewise.
9166 (problem_LIVE): Likewise.
9167 (problem_MIR): Likewise.
9168 (problem_CHAIN): Likewise.
9169 (problem_WORD_LR): Likewise.
9170 (problem_NOTE): Likewise.
9171 (problem_MD): Likewise.
9172 * df-scan.c (problem_SCAN): Likewise.
9173 * df.h (struct df_problem): Make field "dependent_problem" be
9175 (struct dataflow): Likewise for field "problem".
9176 (df_add_problem): Make param const.
9178 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9180 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9181 inter-unit moves to/from vector registers are enabled. Do not disable
9184 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9186 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9187 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9189 (enum df_problem_id): ...this new enum.
9190 (struct df_problem): Convert field "id" from "int" to
9193 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9195 * rtl.def: Update comment for "things in the instruction chain" to
9196 reflect the removal of the leading "i" field for INSN_UID in
9197 r210360. Fix bogus apostrophe.
9199 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9201 * config/i386/i386.md
9202 (lea arith with mem operand + setcc peephole2): Set operator mode.
9204 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9207 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9208 (dimode_scalar_to_vector_candidate_p): This.
9209 (timode_scalar_to_vector_candidate_p): New function.
9210 (scalar_to_vector_candidate_p): Likewise.
9211 (timode_check_non_convertible_regs): Likewise.
9212 (timode_remove_non_convertible_regs): Likewise.
9213 (remove_non_convertible_regs): Likewise.
9214 (remove_non_convertible_regs): Renamed to ...
9215 (dimode_remove_non_convertible_regs): This.
9216 (scalar_chain::~scalar_chain): Make it virtual.
9217 (scalar_chain::compute_convert_gain): Make it pure virtual.
9218 (scalar_chain::mark_dual_mode_def): Likewise.
9219 (scalar_chain::convert_insn): Likewise.
9220 (scalar_chain::convert_registers): Likewise.
9221 (scalar_chain::add_to_queue): Make it protected.
9222 (scalar_chain::emit_conversion_insns): Likewise.
9223 (scalar_chain::replace_with_subreg): Likewise.
9224 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9225 (scalar_chain::convert_op): Likewise.
9226 (scalar_chain::convert_reg): Likewise.
9227 (scalar_chain::make_vector_copies): Likewise.
9228 (scalar_chain::convert_registers): New pure virtual function.
9229 (class dimode_scalar_chain): New class.
9230 (class timode_scalar_chain): Likewise.
9231 (scalar_chain::mark_dual_mode_def): Renamed to ...
9232 (dimode_scalar_chain::mark_dual_mode_def): This.
9233 (timode_scalar_chain::mark_dual_mode_def): New function.
9234 (timode_scalar_chain::convert_insn): Likewise.
9235 (dimode_scalar_chain::convert_registers): Likewise.
9236 (scalar_chain::compute_convert_gain): Renamed to ...
9237 (dimode_scalar_chain::compute_convert_gain): This.
9238 (scalar_chain::replace_with_subreg): Renamed to ...
9239 (dimode_scalar_chain::replace_with_subreg): This.
9240 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9241 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9242 (scalar_chain::make_vector_copies): Renamed to ...
9243 (dimode_scalar_chain::make_vector_copies): This.
9244 (scalar_chain::convert_reg): Renamed to ...
9245 (dimode_scalar_chain::convert_reg ): This.
9246 (scalar_chain::convert_op): Renamed to ...
9247 (dimode_scalar_chain::convert_op): This.
9248 (scalar_chain::convert_insn): Renamed to ...
9249 (dimode_scalar_chain::convert_insn): This.
9250 (scalar_chain::convert): Call convert_registers.
9251 (convert_scalars_to_vector): Change to scalar_chain pointer to
9252 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9253 in 32-bit mode. Delete scalar_chain pointer. Call
9254 free_dominance_info in 64-bit mode.
9255 (pass_stv::gate): Remove TARGET_64BIT check.
9256 (ix86_option_override): Put the 64-bit STV pass before the CSE
9259 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9261 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9262 dw_loc_frame_offset field.
9263 * dwarf2out.c (new_loc_descr): Likewise.
9264 (resolve_args_picking_1): Turn the VISITED hash set into a
9265 FRAME_OFFSET hash map. Use it to associate a frame offset to
9266 visited nodes. Remove uses of the CHECKING_P macro.
9267 (resolve_args_picking): Update call to resolve_args_picking_1.
9269 2016-04-27 Martin Liska <mliska@suse.cz>
9271 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9272 (free_loop_data): Release vuses of groups.
9274 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9276 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9277 instead of redundant use_id and boolean have_use_for.
9278 (struct iv_use): Change sub_id into group_id. Remove field next.
9279 Move fields: related_cands, n_map_members, cost_map and selected
9281 (struct iv_group): ... here. New structure.
9282 (struct iv_common_cand): Use structure declaration directly.
9283 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9284 (MAX_CONSIDERED_USES): Rename macro to ...
9285 (MAX_CONSIDERED_GROUPS): ... here.
9286 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9287 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9288 (dump_uses): Rename to ...
9289 (dump_groups): ... here. Update all uses.
9290 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9291 (find_induction_variables): Refactor format of dump information.
9292 (record_sub_use): Delete.
9293 (record_use): Update all uses.
9294 (record_group): New function.
9295 (record_group_use, find_interesting_uses_op): Call above functions.
9297 (find_interesting_uses_cond): Ditto.
9298 (group_compare_offset): New function.
9299 (split_all_small_groups): Rename to ...
9300 (split_small_address_groups_p): ... here. Update all uses.
9301 (split_address_groups): Update all uses.
9302 (find_interesting_uses): Refactor format of dump information.
9303 (add_candidate_1): Update all uses. Remove redundant check on iv,
9305 (add_candidate, record_common_cand): Remove redundant assert.
9306 (add_iv_candidate_for_biv): Update use.
9307 (add_iv_candidate_derived_from_uses): Update all uses.
9308 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9309 (alloc_use_cost_map): Ditto.
9310 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9311 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9312 (determine_use_iv_cost_generic): Ditto.
9313 (determine_group_iv_cost_generic): Ditto.
9314 (determine_use_iv_cost_address): Ditto.
9315 (determine_group_iv_cost_address): Ditto.
9316 (determine_use_iv_cost_condition): Ditto.
9317 (determine_group_iv_cost_cond): Ditto.
9318 (determine_use_iv_cost): Ditto.
9319 (determine_group_iv_cost): Ditto.
9320 (set_autoinc_for_original_candidates): Update all uses.
9321 (find_iv_candidates): Update all uses. Refactor dump information.
9322 (determine_use_iv_costs): Ditto.
9323 (determine_iv_costs): Ditto.
9324 (iv_ca_cand_for_use): Rename to ...
9325 (iv_ca_cand_for_group): ... here. Update all uses.
9326 (iv_ca_add_use, iv_ca_add_group): Ditto.
9327 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9328 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9329 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9330 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9331 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9332 (create_new_iv, adjust_iv_update_pos): Ditto.
9333 (rewrite_use_address): Delete.
9334 (rewrite_use_address_1): Rename to ...
9335 (rewrite_use_address): ... here.
9336 (rewrite_use_compare): Update all uses.
9337 (rewrite_use): Delete.
9338 (rewrite_uses): Rename to ...
9339 (rewrite_groups): ... here. Update all uses.
9340 (remove_unused_ivs, free_loop_data): Update all uses.
9341 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9343 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9345 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9346 for WORD_REGISTER_OPERATIONS to runtime check.
9348 2016-04-27 Richard Biener <rguenther@suse.de>
9351 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9352 aggregate_value_p to determine if a function result is
9353 returned by reference.
9354 (ipa_pta_execute): Functions having their address taken are
9355 not automatically nonlocal.
9357 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9360 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9361 * fold-const.c (operand_equal_p): If flag_checking and
9362 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9363 and if it returns non-zero, assert iterative_hash_expr on both
9366 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9368 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9370 2016-04-27 Nick Clifton <nickc@redhat.com>
9373 * varasm.c (merge_weak): Generate an error if an attempt is made
9374 to convert a non-weak static function into a weak, public function.
9376 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9378 * params.def (MAX_PARTITION_SIZE): New param.
9379 * doc/invoke.texi: Document lto-max-partition.
9381 2016-04-27 Richard Biener <rguenther@suse.de>
9384 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9385 function cummulating used_from_other_partition, externally_visible
9386 and force_output from aliases.
9387 (refered_from_nonlocal_var): Likewise.
9388 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9389 node flags properly.
9391 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9393 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9394 (-Wmemset-elt-size): New item.
9396 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9399 * stor-layout.h (internal_reference_types): Delete.
9400 * stor-layout.c (reference_types_internal): Likewise.
9401 (internal_reference_types): Likewise.
9402 (layout_type) <REFERENCE_TYPE>: Adjust.
9404 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9407 * tree.h (inchash::add_expr): Add FLAGS argument.
9408 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9409 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9410 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9411 Formatting fix. Adjust recursive calls. For tcc_comparison,
9412 if swap_tree_comparison (code) is smaller than code, hash that
9413 and arguments in the other order. Hash CONVERT_EXPR the same
9414 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9415 of ADDR_EXPR of decl as the decl itself. Add or remove
9416 OEP_ADDRESS_OF from recursive flags as needed. For
9417 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9418 operands commutatively and only the third one normally.
9419 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9421 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9423 * config/rtems.h (LIB_SPEC): Add -latomic.
9425 2016-04-27 Joel Sherrill <joel@rtems.org>
9427 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9428 xilink.ld and flags not relevant to RTEMS.
9430 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9432 * toplev.c (backend_init_target): Avoid calling init_reload when using
9435 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9437 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9438 for loops rather than one for the whole function.
9440 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9442 * match.pd (X + CST CMP X): New transformation.
9444 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9446 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9447 * fold-const.c (fold_binary_loc): Remove 2 transformations
9448 superseded by match.pd.
9449 * match.pd (x+x -> x*2): Generalize to integers.
9451 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9453 * config/i386/i386.md (operation on memory peephole): Duplicate an
9454 existing peephole and adapt it to match lea rather than an operation
9457 PR rtl-optimization/57193
9458 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9460 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9462 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9464 * tree-if-conv.c (any_pred_load_store): New static variable.
9465 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9466 any_pred_load_store instead of and_mask_load_store.
9467 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9468 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9469 (combine_blocks, tree_if_conversion): Ditto.
9471 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9473 PR tree-optimization/70771
9474 PR tree-optimization/70775
9475 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9476 virtual PHI nodes. Delete parameter.
9477 (if_convertible_loop_p_1): Delete argument to above function.
9478 (predicate_all_scalar_phis): Delete code handling single-argument
9480 (tree_if_conversion): Mark and update virtual SSA.
9482 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9485 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9486 (x86_elf_aligned_common): Rename to ...
9487 (x86_elf_aligned_decl_common): ... this.
9488 Add decl arg. Switch to .lbss for largecomm object. Use
9489 LARGECOMM_SECTION_ASM_OP.
9490 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9492 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9493 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9495 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9496 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9498 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9501 * config/i386/i386.c (SECTION_LARGE): Define.
9502 (x86_64_elf_select_section): Set it for large data/bss sections.
9503 Only clear SECTION_WRITE for .lrodata.
9504 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9506 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9507 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9508 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9510 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9511 * doc/tm.texi: Regenerate.
9513 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9516 * configure.ac (--enable-checking): Document extra flag, for
9517 non-release builds default to --enable-checking=yes,extra.
9518 If misc checking and extra checking, define CHECKING_P to 2 instead
9520 * common.opt (fchecking=): Add.
9521 * doc/invoke.texi (-fchecking=): Document.
9522 * doc/install.texi: Document --enable-checking changes.
9523 * configure: Regenerated.
9524 * config.in: Regenerated.
9526 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9528 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9529 attribute instead of which_alternative.
9530 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9531 Use EXT_REX_SSE_REG_P where appropriate.
9533 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9535 * config/i386/predicates.md (const0_operand): Do not match
9536 const_wide_int code.
9537 (const1_operand): Ditto.
9539 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9541 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9542 for SSE constm1 operands and TARGET_AVX512VL.
9543 (*movti_internal): Ditto.
9544 (*mov<mode>_or): Use constm1_operand predicate.
9545 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9546 for SSE vector_all_ones operands and TARGET_AVX512VL.
9547 * config/i386/predicates.md (constm1_operand): New predicate.
9548 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9549 emission of constant -1 load.
9551 2016-04-25 Jason Merrill <jason@redhat.com>
9553 * gdbinit.in: Skip is-a.h.
9555 * attribs.c (register_scoped_attributes): Fix logic.
9556 * attribs.h: Declare register_scoped_attributes.
9558 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9560 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9561 stxvd2x and stxvw4x built-in functions.
9563 2016-04-25 DJ Delorie <dj@redhat.com>
9565 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9566 (ashrhi3): Likewise.
9567 (lshrhi3): Likewise.
9569 2016-04-25 Richard Biener <rguenther@suse.de>
9571 PR tree-optimization/70780
9572 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9574 (compute_antic): Mark blocks with abnormal preds as visited as
9575 they have a final empty antic-in solution already.
9577 2016-04-25 Michael Collison <michael.collison@linaro.org>
9579 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9581 2016-04-25 Michael Collison <michael.collison@linaro.org>
9583 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9584 mode is VQI to improve mixed mode vectorization.
9585 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9586 define_insn to match low half of signed vaddw.
9587 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9588 define_insn to match high half of signed vaddw.
9589 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9590 define_insn to match low half of unsigned vaddw.
9591 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9592 define_insn to match high half of unsigned vaddw.
9593 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9594 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9595 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9597 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9598 * config/arm/predicates.md (vect_par_constant_high): Support
9599 big endian and simplify by calling
9600 arm_simd_check_vect_par_cnst_half
9601 (vect_par_constant_low): Likewise.
9603 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9605 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9606 predicate for operand 2.
9608 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9609 H.J. Lu <hongjiu.lu@intel.com>
9611 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9612 machine_mode argument.
9613 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9614 constm1_rtx operands. For VOIDmode constants, get mode from
9615 pred_mode. Check mode size if the mode is supported by ABI.
9616 (standard_sse_constant_opcode): Do not use standard_constant_p.
9617 Strictly check ABI support for all-ones operands.
9618 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9619 immediates. Update calls to standard_sse_constant_p.
9620 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9621 (ix86_rtx_costs): Ditto.
9622 * config/i386/i386.md (*movxi_internal_avx512f): Use
9623 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9624 Use (v,BC) alternative instead of (v,C). Use register_operand
9625 checks instead of MEM_P.
9626 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9627 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9628 isa attribute. Use register_operand checks instead of MEM_P.
9629 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9630 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9631 alternative and corresponding sse2 isa attribute.
9632 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9633 to standard_sse_constant_p.
9634 (FP constant splitters): Ditto.
9635 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9637 * config/i386/predicates.md (constm1_operand): Remove.
9638 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9639 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9640 vector_all_ones_operand instead of constm1_operand.
9642 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9644 * print-rtl.c (print_rtx_insn_vec): New function.
9645 * print-rtl.h: New prototype.
9646 * store-motion.c (struct st_expr): Make avail_stores a vector.
9647 (st_expr_entry): Adjust.
9648 (free_st_expr_entry): Likewise.
9649 (print_store_motion_mems): Likewise.
9650 (find_moveable_store): Likewise.
9651 (compute_store_table): Likewise.
9652 (delete_store): Likewise.
9653 (build_store_vectors): Likewise.
9655 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9657 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9659 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9661 * vec.h (vec_safe_contains): New function.
9662 (vec::contains): Likewise.
9663 (vec::begin): Likewise.
9664 (vec::end): Likewise.
9666 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9669 * cfgexpand.c (expand_stack_vars): Fix typo.
9671 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9673 * system.h (list, map, set, vector): Include conditionally.
9674 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9675 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9676 * ipa-icf.c (INCLUDE_LIST): Define.
9677 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9678 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9679 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9680 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9681 * cp/logic.cc (INCLUDE_LIST): Define.
9682 * fortran/trans-common.c (INCLUDE_MAP): Define.
9684 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9686 * auto-profile.c: Remove <string.h> include.
9687 * ipa-icf-gimple.c: Remove <list> include.
9688 * diagnostic.c: Remove <new> include.
9689 * genmatch.c: Likewise.
9690 * pretty-print.c: Likewise.
9691 * toplev.c: Likewise
9692 * c/c-objc-common.c: Likewise.
9693 * cp/error.c: Likewise.
9694 * fortran/error.c: Likewise.
9696 2016-04-22 Richard Biener <rguenther@suse.de>
9698 * lto-streamer-in.c (input_ssa_names): Do not allocate
9699 GIMPLE_NOP for all SSA names.
9700 * lto-streamer-out.c (output_ssa_names): Do not output
9701 SSA names that should have been released.
9703 2016-04-22 Richard Biener <rguenther@suse.de>
9705 PR tree-optimization/70740
9706 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9709 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9712 * config/i386/predicates.md (call_insn_operand): Replace
9713 sibcall_memory_operand with memory_operand.
9715 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9717 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9718 has_single_use() tests.
9719 (register_edge_assert_for_1): Likewise.
9720 (find_assert_locations_1): Check the liveness bitmap instead of
9721 checking has_single_use().
9723 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9726 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9727 Extract AVX-512BW constraint from AVX.
9729 2016-04-21 Richard Biener <rguenther@suse.de>
9731 PR tree-optimization/70725
9732 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9733 for phi_convertible_by_degenerating_args.
9734 (predicate_all_scalar_phis): Handle single-argument PHIs.
9736 2016-04-21 Richard Biener <rguenther@suse.de>
9739 * fold-const.c (fold_comparison): Return properly typed
9742 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9744 PR tree-optimization/70715
9745 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9746 after expanding BASE using expand_simple_operations.
9748 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9750 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9751 New transformations.
9753 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9755 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9757 2016-04-20 Jan Hubicka <jh@suse.cz>
9759 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9760 ultiimate_alias_target.
9761 (update_callee_keys): Likewise.
9762 (lookup_recursive_calls): Likewise.
9763 (speculation_useful_p): Likewise.
9765 2016-04-20 Jan Hubicka <jh@suse.cz>
9768 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9769 (set_nothrow_flag_1): ... this; handle interposition correctly;
9770 recurse on aliases and thunks.
9771 (cgraph_node::set_nothrow_flag): New.
9772 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9773 functions compiled with non-call exceptions that binds to current
9775 (propagate_nothrow): Be safe WRT interposition.
9776 * cgraph.h (set_nothrow_flag): Update prototype.
9778 2016-04-18 Jan Hubicka <jh@suse.cz>
9780 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9781 max_loop_iterations_int.
9782 (tree_unswitch_outer_loop): Likewise.
9784 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9786 PR tree-optimization/69489
9787 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9788 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9789 Revise dump message.
9790 (if_convertible_bb_p): Remove check on edge count of basic block's
9793 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9795 PR tree-optimization/56625
9796 PR tree-optimization/69489
9797 * tree-data-ref.h (DR_INNERMOST): New macro.
9798 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9799 hashing struct innermost_loop_behavior.
9800 (ref_DR_map): Remove.
9801 (innermost_DR_map): New map.
9802 (baseref_DR_map): Revise comment.
9803 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9804 to innermost_DR_map accroding to its innermost loop behavior.
9805 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9806 to its innermost loop behavior.
9807 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9808 Add initialization for innermost_DR_map. Record memory reference
9809 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9810 have innermost loop behavior.
9811 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9814 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9816 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9817 *lea_general_1. Use explicit SWI12 mode interator.
9818 (*lea<mode>_general_2): Rename from *lea_general_2.
9819 Use explicit SWI12 mode interator.
9820 (*lea<mode>_general_3): Rename from *lea_general_3.
9821 Use explicit SWI12 mode interator.
9822 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9823 Use explicit SWI12 mode interator.
9824 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9825 Use explicit SWI48 mode interator.
9827 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9829 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9830 Short-cut unaligned load and store cases. Handle all integer
9832 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9833 and store cases. Call ix86_avx256_split_vector_move_misalign
9834 directly without checking mode class.
9836 2016-04-20 Andrew Pinski <apinski@cavium.com>
9837 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9840 * config/aarch64/aarch64.md (sibcall): Force call
9841 address to be DImode for ILP32.
9842 (sibcall_value): Likewise.
9844 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9846 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9848 2016-04-20 Richard Biener <rguenther@suse.de>
9850 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9851 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9852 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9853 (maybe_push_res_to_seq): Adjust.
9854 * gimple-fold.c (maybe_build_generic_op): Likewise.
9856 2016-04-20 Marek Polacek <polacek@redhat.com>
9858 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9861 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9863 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9864 use kmovw to support AVX512F target.
9866 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9868 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9870 2016-04-20 Marek Polacek <polacek@redhat.com>
9872 PR tree-optimization/70725
9873 * tree-if-conv.c (is_false_predicate): New function.
9874 (predicate_mem_writes): Use it.
9876 2016-04-20 Richard Biener <rguenther@suse.de>
9878 PR tree-optimization/70726
9879 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9880 shift amounts from a pattern stmt operand.
9882 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9885 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9886 stack_restore_from_fpr pattern when restoring r15.
9887 (s390_optimize_prologue): Strip away the memory barrier in the
9888 parallel when trying to get rid of restore insns.
9889 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9890 definition for loading the stack pointer from an FPR. Compared to
9891 the normal move insn this pattern includes a full memory barrier.
9893 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9896 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9897 implicitly linear or lastprivate iterator on the outer context.
9899 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9901 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9903 * config/i386/i386.md (ssememalign): Removed.
9904 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9906 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9909 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9910 const short * to __builtin_ia32_loaddquhi512_mask.
9911 (_mm512_maskz_loadu_epi16): Likewise.
9912 (_mm512_mask_storeu_epi16): Pass short * to
9913 __builtin_ia32_storedquhi512_mask.
9914 (_mm512_mask_loadu_epi8): Pass const char * to
9915 __builtin_ia32_loaddquqi512_mask.
9916 (_mm512_maskz_loadu_epi8): Likewise.
9917 (_mm512_mask_storeu_epi8): Pass char * to
9918 __builtin_ia32_storedquqi512_mask.
9919 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9920 const double * to __builtin_ia32_loadupd512_mask.
9921 (_mm512_mask_loadu_pd): Likewise.
9922 (_mm512_maskz_loadu_pd): Likewise.
9923 (_mm512_storeu_pd): Pass double * to
9924 __builtin_ia32_storeupd512_mask.
9925 (_mm512_mask_storeu_pd): Likewise.
9926 (_mm512_loadu_ps): Pass const float * to
9927 __builtin_ia32_loadups512_mask.
9928 (_mm512_mask_loadu_ps): Likewise.
9929 (_mm512_maskz_loadu_ps): Likewise.
9930 (_mm512_storeu_ps): Pass float * to
9931 __builtin_ia32_storeups512_mask.
9932 (_mm512_mask_storeu_ps): Likewise.
9933 (_mm512_mask_loadu_epi64): Pass const long long * to
9934 __builtin_ia32_loaddqudi512_mask.
9935 (_mm512_maskz_loadu_epi64): Likewise.
9936 (_mm512_mask_storeu_epi64): Pass long long *
9937 to __builtin_ia32_storedqudi512_mask.
9938 (_mm512_loadu_si512): Pass const int * to
9939 __builtin_ia32_loaddqusi512_mask.
9940 (_mm512_mask_loadu_epi32): Likewise.
9941 (_mm512_maskz_loadu_epi32): Likewise.
9942 (_mm512_storeu_si512): Pass int * to
9943 __builtin_ia32_storedqusi512_mask.
9944 (_mm512_mask_storeu_epi32): Likewise.
9945 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9946 char * to __builtin_ia32_storedquqi256_mask.
9947 (_mm_mask_storeu_epi8): Likewise.
9948 (_mm256_mask_loadu_epi16): Pass const short * to
9949 __builtin_ia32_loaddquhi256_mask.
9950 (_mm256_maskz_loadu_epi16): Likewise.
9951 (_mm_mask_loadu_epi16): Pass const short * to
9952 __builtin_ia32_loaddquhi128_mask.
9953 (_mm_maskz_loadu_epi16): Likewise.
9954 (_mm256_mask_loadu_epi8): Pass const char * to
9955 __builtin_ia32_loaddquqi256_mask.
9956 (_mm256_maskz_loadu_epi8): Likewise.
9957 (_mm_mask_loadu_epi8): Pass const char * to
9958 __builtin_ia32_loaddquqi128_mask.
9959 (_mm_maskz_loadu_epi8): Likewise.
9960 (_mm256_mask_storeu_epi16): Pass short * to.
9961 __builtin_ia32_storedquhi256_mask.
9962 (_mm_mask_storeu_epi16): Pass short * to.
9963 __builtin_ia32_storedquhi128_mask.
9964 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9965 const double * to __builtin_ia32_loadupd256_mask.
9966 (_mm256_maskz_loadu_pd): Likewise.
9967 (_mm_mask_loadu_pd): Pass onst double * to
9968 __builtin_ia32_loadupd128_mask.
9969 (_mm_maskz_loadu_pd): Likewise.
9970 (_mm256_mask_storeu_pd): Pass double * to
9971 __builtin_ia32_storeupd256_mask.
9972 (_mm_mask_storeu_pd): Pass double * to
9973 __builtin_ia32_storeupd128_mask.
9974 (_mm256_mask_loadu_ps): Pass const float * to
9975 __builtin_ia32_loadups256_mask.
9976 (_mm256_maskz_loadu_ps): Likewise.
9977 (_mm_mask_loadu_ps): Pass const float * to
9978 __builtin_ia32_loadups128_mask.
9979 (_mm_maskz_loadu_ps): Likewise.
9980 (_mm256_mask_storeu_ps): Pass float * to
9981 __builtin_ia32_storeups256_mask.
9982 (_mm_mask_storeu_ps): ass float * to
9983 __builtin_ia32_storeups128_mask.
9984 (_mm256_mask_loadu_epi64): Pass const long long * to
9985 __builtin_ia32_loaddqudi256_mask.
9986 (_mm256_maskz_loadu_epi64): Likewise.
9987 (_mm_mask_loadu_epi64): Pass const long long * to
9988 __builtin_ia32_loaddqudi128_mask.
9989 (_mm_maskz_loadu_epi64): Likewise.
9990 (_mm256_mask_storeu_epi64): Pass long long * to
9991 __builtin_ia32_storedqudi256_mask.
9992 (_mm_mask_storeu_epi64): Pass long long * to
9993 __builtin_ia32_storedqudi128_mask.
9994 (_mm256_mask_loadu_epi32): Pass const int * to
9995 __builtin_ia32_loaddqusi256_mask.
9996 (_mm256_maskz_loadu_epi32): Likewise.
9997 (_mm_mask_loadu_epi32): Pass const int * to
9998 __builtin_ia32_loaddqusi128_mask.
9999 (_mm_maskz_loadu_epi32): Likewise.
10000 (_mm256_mask_storeu_epi32): Pass int * to
10001 __builtin_ia32_storedqusi256_mask.
10002 (_mm_mask_storeu_epi32): Pass int * to
10003 __builtin_ia32_storedqusi128_mask.
10004 * config/i386/i386-builtin-types.def (PCSHORT): New.
10005 (PINT64): Likewise.
10006 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10007 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10008 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10009 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10010 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10011 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10012 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10013 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10014 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10015 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10016 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10017 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10018 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10019 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10020 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10021 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10022 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10023 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10024 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10025 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10026 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10027 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10028 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10029 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10030 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10031 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10032 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10033 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10034 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10035 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10036 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10037 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10038 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10039 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10040 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10041 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10042 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10043 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10044 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10045 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10046 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10047 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10048 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10049 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10050 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10051 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10052 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10053 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10054 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10056 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10057 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10059 (ix86_expand_vector_move_misalign): Likewise.
10060 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10061 to scalar function prototype for unaligned load/store builtins.
10062 (ix86_expand_special_args_builtin): Updated.
10063 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10064 (UNSPEC_STOREU): Likewise.
10065 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10066 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10067 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10068 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10069 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10070 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10071 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10072 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10073 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10074 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10075 (<avx512>_storedqu<mode>_mask): Likewise.
10076 (*sse4_2_pcmpestr_unaligned): Likewise.
10077 (*sse4_2_pcmpistr_unaligned): Likewise.
10078 (*mov<mode>_internal): Renamed to ...
10079 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10080 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10081 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10082 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10084 2016-04-19 Richard Biener <rguenther@suse.de>
10086 PR tree-optimization/70171
10087 * tree-ssa-phiprop.c: Include stor-layout.h.
10088 (phiprop_insert_phi): Handle the aggregate copy case.
10089 (propagate_with_phi): Likewise.
10091 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10093 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10094 instead of simplify_gen_subreg (... , 0).
10095 (ix86_delegitimize_address): Ditto.
10096 (ix86_split_divmod): Ditto.
10097 (ix86_split_copysign_const): Ditto.
10098 (ix86_split_copysign_var): Ditto.
10099 (ix86_expand_args_builtin): Ditto.
10100 (ix86_expand_round_builtin): Ditto.
10101 (ix86_expand_special_args_builtin): Ditto.
10102 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10103 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10104 (udivmodqi4): Ditto.
10105 (absneg splitters): Ditto.
10106 (*jcc_bt<mode>_1): Ditto.
10108 2016-04-19 Richard Biener <rguenther@suse.de>
10110 PR tree-optimization/70724
10111 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10112 restoring out from ...
10113 (free_scc_vn): ... here.
10114 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10115 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10117 (pass_fre::execute): Restore SSA info.
10119 2016-04-19 Richard Biener <rguenther@suse.de>
10121 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10122 * gimple-walk.c (walk_gimple_op): Initialize it.
10123 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10124 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10125 remapping SSA names of defs.
10126 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10129 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10131 PR middle-end/70689
10132 * lra-constraints.c (equiv_substition_p): New.
10133 (process_alt_operands): Use it.
10134 (swap_operands): Swap it.
10135 (curr_insn_transform): Update it.
10137 2016-04-18 Michael Matz <matz@suse.de>
10139 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10140 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10141 * tree-core.h (tree_type_common.align): Use bit-field.
10142 (tree_type_common.spare): New.
10143 (tree_decl_common.off_align): Make smaller.
10144 (tree_decl_common.align): Use bit-field.
10146 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10147 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10148 (scan_sharing_clauses): Ditto.
10149 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10150 (omp_finish_file): Ditto.
10151 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10152 (layout_decl): Ditto.
10153 (relayout_decl): Ditto.
10154 (finalize_record_size): Use SET_TYPE_ALIGN.
10155 (finalize_type_size): Ditto.
10156 (finish_builtin_struct): Ditto.
10157 (layout_type): Ditto.
10158 (initialize_sizetypes): Ditto.
10159 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10160 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10161 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10162 (get_chain_field): Ditto.
10163 (get_trampoline_type): Ditto.
10164 (get_nl_goto_field): Ditto.
10165 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10167 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10168 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10169 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10170 (build_qualified_type): Use SET_TYPE_ALIGN.
10171 (build_aligned_type, build_range_type_1): Ditto.
10172 (build_atomic_base): Ditto.
10173 (build_common_tree_nodes): Ditto.
10174 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10175 (expand_one_stack_var_at): Ditto.
10176 * coverage.c (build_var): Use SET_DECL_ALIGN.
10177 * except.c (init_eh): Ditto.
10178 * function.c (assign_parm_setup_block): Ditto.
10179 * symtab.c (increase_alignment_1): Ditto.
10180 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10181 * tree-vect-stmts.c (ensure_base_align): Ditto.
10182 * varasm.c (align_variable): Ditto.
10183 (assemble_variable): Ditto.
10184 (build_constant_desc): Ditto.
10185 (output_constant_def_contents): Ditto.
10187 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10188 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10189 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10190 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10191 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10193 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10196 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10197 replace %vmovsd with "%vmovq".
10198 (vec_concatv2df): Likewise.
10200 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10202 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10203 (*vec_extractv2si_0): Ditto.
10204 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10205 (zero_extended_scalar_load_operand splitters): Ditto.
10206 (vec_extract splitters): Ditto.
10207 (*vec_extractv4si_0_zext): Ditto.
10208 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10209 and lowpart_subreg.
10210 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10211 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10212 (*sse4_1_extractps): Use lowpart_subreg.
10213 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10215 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10217 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10219 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10220 Mention Solaris 11 packaging changes.
10221 Update gas and gld requirements.
10222 Remove reference to pre-Solaris 10 bug.
10223 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10225 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10228 2016-04-17 Jan Hubicka <jh@suse.cz>
10230 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10231 max_loop_iterations_int.
10233 2016-04-18 Richard Biener <rguenther@suse.de>
10235 PR tree-optimization/43434
10236 * tree-ssa-structalias.c (struct vls_data): New.
10237 (visit_loadstore): Handle all pointer-based accesses.
10238 (compute_dependence_clique): Compute a bitmap of restrict tags
10239 assigned bases and pass it to visit_loadstore.
10241 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10244 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10245 armv8.1-a and armv8.1-a+crc.
10247 2016-04-18 Richard Biener <rguenther@suse.de>
10249 PR tree-optimization/70701
10250 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10251 references after translating through a memcpy.
10253 2016-04-18 Richard Biener <rguenther@suse.de>
10255 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10256 (compute_antic): ... here. For partial antic use regular
10257 postorder and scrap iteration.
10258 (compute_partial_antic_aux): Remove unused return value.
10259 (init_pre): Do not allocate postorder.
10260 (fini_pre): Do not free postorder.
10262 2016-04-18 Richard Biener <rguenther@suse.de>
10264 PR middle-end/37870
10265 * expmed.c (extract_bit_field_1): Remove broken case
10266 using a wider MODE_INT mode.
10268 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10270 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10271 unless compiling with at least GCC-4.8.
10273 2016-04-17 Jan Hubicka <jh@suse.cz>
10276 * graphite.c (graphite_finalize): Update call to
10277 tree_estimate_probability.
10278 * predict.h (tree_estimate_probability): Update prototype.
10280 2016-04-17 Jan Hubicka <jh@suse.cz>
10282 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10283 (tree_estimate_probability): Likewise.
10284 (pass_profile::execute): Update.
10285 (report_predictor_hitrates): New function.
10286 * profile.c (compute_branch_probabilities): Use it.
10287 * predict.h (report_predictor_hitrates): Declare.
10289 2016-04-17 Jan Hubicka <jh@suse.cz>
10292 * cgraph.h (cgraph_node::set_const_flag,
10293 cgraph_node::set_pure_flag): Update prototype to return bool;
10295 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10296 of interposable symbol are interposable, too.
10297 (cgraph_set_const_flag_1): Rename to ...
10298 (set_const_flag_1): ... this one; change to self recursive function
10299 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10300 clearnig the flag in all variants and also virtual thunks of const
10301 functions are pure; track if any change was done.
10302 (cgraph_node::set_const_flag): Update.
10303 (struct set_pure_flag_info): New struct.
10304 (cgraph_set_pure_flag_1): Rename to ...
10305 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10306 rather than pointer encoded flags; track if any changes was done;
10307 handle correctly clearning flag and setting flag of aliases already
10309 (cgraph_node::set_pure_flag): Update.
10310 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10312 2016-04-17 Tom de Vries <tom@codesourcery.com>
10315 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10316 backslash in label.
10318 2016-04-17 Tom de Vries <tom@codesourcery.com>
10320 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10321 '{}<> ' as escape-for-record.
10323 2016-04-17 Tom de Vries <tom@codesourcery.com>
10325 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10328 2016-04-17 Tom de Vries <tom@codesourcery.com>
10331 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10332 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10333 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10334 * passes.c (finish_optimization_passes): Only call
10335 finish_graph_dump_file if dfi->graph_dump_initialized.
10336 (execute_function_dump, pass_init_dump_file): Use
10337 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10339 2016-04-17 Tom de Vries <tom@codesourcery.com>
10341 PR tree-optimization/70256
10342 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10343 (debug_varmap): New function.
10345 2016-04-17 Tom de Vries <tom@codesourcery.com>
10348 * passes.c (pass_manager::register_pass): Propagate pflags.
10350 2016-04-17 Tom de Vries <tom@codesourcery.com>
10353 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10354 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10355 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10356 check if it's equal to p_start.
10357 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10359 2016-04-15 Jan Hubicka <jh@suse.cz>
10362 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10363 function does not bind to current def.
10364 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10365 handle conservatively calls to functions that does not need to bind
10367 (check_call): Update call of worse_state.
10368 (ignore_edge_for_nothrow): Update.
10369 (ignore_edge_for_pure_const): Likewise.
10370 (propagate_pure_const): Update calls to worse_state.
10371 (skip_function_for_local_pure_const): Reformat comments.
10373 2016-04-15 Jan Hubicka <jh@suse.cz>
10376 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10377 (cgraph_node::function_symbol): Likewise.
10378 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10379 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10380 (symtab_node::ultimate_alias_target): Add REF parameter.
10381 (symtab_node::binds_to_current_def_p): Declare.
10382 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10383 (cgraph_node::function_symbol): Likewise.
10384 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10385 (cgraph_node::get_availability): Likewise.
10386 (cgraph_edge::binds_to_current_def_p): New inline function.
10387 (varpool_node::get_availability): Add REF parameter.
10388 (varpool_node::ultimate_alias_target): Likewise.
10389 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10390 (symtab_node::binds_to_current_def_p): Likewise.
10391 * varpool.c (varpool_node::get_availability): Likewise.
10393 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10396 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10397 Fix mode size check.
10399 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10401 * BASE-VER: Set to 7.0.0.
10403 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10405 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10407 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10409 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10410 architecture revisions.
10412 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10414 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10415 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10416 * config/i386/i386.md (stack decrement to push peepholes): Guard
10417 with !x86_using_red_zone ().
10419 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10422 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10423 to dump_generic_node.
10424 (NIY): Pass also flags to do_niy.
10426 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10428 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10429 (simd_clone_vector_of_formal_parm_types)
10430 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10431 (simd_clone_mangle, simd_clone_create)
10432 (simd_clone_adjust_return_type, create_tmp_simd_array)
10433 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10434 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10435 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10436 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10437 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10438 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10439 * omp-simd-clone.c: ... this new file.
10440 (simd_clone_vector_of_formal_parm_types): Make it static.
10441 * Makefile.in (OBJS): Add omp-simd-clone.o.
10443 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10446 * config/i386/sse.md: Use proper memory operand modifiers.
10449 2016-04-15 Richard Biener <rguenther@suse.de>
10450 Alan Modra <amodra@gmail.com>
10452 PR tree-optimization/70130
10453 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10454 when alignment stays not the same and no not use the realign
10457 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10460 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10461 direct move handlers for KFmode. Change TFmode handlers test from
10462 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10464 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10467 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10468 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10469 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10470 * tree-ssa-live.c (remove_unused_scope_block_p): When
10471 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10472 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10473 block_ultimate_origin is FUNCTION_DECL.
10474 (remove_unused_locals): If current_function_decl is
10475 polymorphic_ctor_dtor_p, pass initial true to
10476 remove_unused_scope_block_p' is_ctor_dtor_block.
10478 2016-04-14 Martin Sebor <msebor@redhat.com>
10483 * doc/extend.texi (Variable Length): Revert.
10485 2016-04-14 Marek Polacek <polacek@redhat.com>
10486 Jan Hubicka <hubicka@ucw.cz>
10489 * tree.c (verify_type): Disable the canonical type of main variant
10492 2016-04-14 Jason Merrill <jason@redhat.com>
10494 * cfgexpand.c, expr.c: Revert previous change.
10496 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10498 PR middle-end/70643
10499 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10500 when building a mem ref for the incoming reduction variable.
10502 2016-04-14 Richard Biener <rguenther@suse.de>
10504 PR tree-optimization/70614
10505 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10506 loop if the evolution dropped to chrec_dont_know.
10507 (interpret_condition_phi): Likewise.
10509 2016-04-14 Richard Biener <rguenther@suse.de>
10511 PR tree-optimization/70623
10512 * tree-ssa-pre.c (changed_blocks): Make global ...
10513 (compute_antic): ... local here. Move and fix worklist
10514 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10515 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10516 worklist handling, dump when ANTIC_IN changed.
10517 (compute_partial_antic_aux): Remove worklist handling.
10518 (init_pre): Do not compute post dominators. Add a comment about
10519 the CFG order chosen.
10520 (fini_pre): Do not free post dominators.
10522 2016-04-13 Martin Sebor <msebor@redhat.com>
10527 * doc/extend.texi (Variable Length): Document C++ specifics.
10529 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10532 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10533 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10534 eh edges have been purged.
10537 * tree-sra.c (create_access_replacement,
10538 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10540 * tree-pretty-print.c (dump_fancy_name): New function.
10541 (dump_decl_name, dump_generic_node): Use it.
10543 2016-04-13 Jason Merrill <jason@redhat.com>
10545 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10546 * expr.c (expand_expr_real_1): Likewise.
10548 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10550 * config/i386/i386.md (kunpckhi): Swap operands.
10551 (kunpcksi): Likewise.
10552 (kunpckdi): Likewise.
10553 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10554 (vec_pack_trunc_<mode>): Likewise.
10556 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10559 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10561 PR middle-end/70633
10562 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10563 gimplification turns some element into non-constant.
10566 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10567 * explow.c (convert_memory_address_addr_space_1): No longer static,
10568 add NO_EMIT argument and don't call convert_modes if true, pass
10569 it down recursively, remove break after return.
10570 (convert_memory_address_addr_space): Adjust caller.
10571 * simplify-rtx.c (simplify_unary_operation_1): Call
10572 convert_memory_address_addr_space_1 instead of convert_memory_address,
10573 if it returns NULL, don't simplify.
10575 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10578 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10580 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10582 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10583 Bump the upper SIMDLEN limits, so that if the return type or
10584 characteristic type if the return type is void can be passed in
10585 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10588 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10591 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10592 Do not use "=" constraint on an input constraint.
10593 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10594 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10595 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10596 generates (neg (abs ...)) instead of (abs ...).
10598 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10600 PR rtl-optimization/70596
10601 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10602 just invalidate LRA data and reset them. Adjust dump wording.
10604 2016-04-12 Martin Liska <mliska@suse.cz>
10607 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10609 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10611 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10612 max_loop_iterations_int.
10613 (tree_unswitch_outer_loop): Likewise.
10614 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10615 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10617 2016-04-12 Tom de Vries <tom@codesourcery.com>
10619 PR tree-optimization/68756
10620 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10621 instead of new_name.
10623 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10625 PR tree-optimization/70602
10626 * tree-sra.c (generate_subtree_copies): Don't write anything into
10627 constant pool decls.
10629 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10630 regardless whether there are depend clauses or not.
10632 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10635 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10636 target attribute and pragma from changing the -mfloat128
10637 and -mfloat128-hardware options.
10639 * doc/extend.texi (Additional Floating Types): Document PowerPC
10640 __float128 restrictions.
10642 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10645 * config/aarch64/driver-aarch64.c
10646 (aarch64_get_extension_string_for_isa_flags): New.
10647 (arch_extension): Rename to...
10648 (aarch64_arch_extension): ...This.
10649 (ext_to_feat_string): Rename to...
10650 (aarch64_extensions): ...This.
10651 (aarch64_core_data): Keep track of architecture extension flags.
10652 (cpu_data): Rename to...
10653 (aarch64_cpu_data): ...This.
10654 (aarch64_arch_driver_info): Keep track of architecture extension
10656 (get_arch_name_from_id): Rename to...
10657 (get_arch_from_id): ...This, change return type.
10658 (host_detect_local_cpu): Update and reformat for renames, handle
10659 extensions through common infrastructure.
10661 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10664 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10665 track of a canonical flag name.
10666 (all_extensions): Likewise.
10667 (arch_to_arch_name): Also track extension flags enabled by the arch.
10668 (all_architectures): Likewise.
10669 (aarch64_parse_extension): Move to here.
10670 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10672 (aarch64_rewrite_selected_cpu): Update for above change.
10673 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10674 are handled, such that the single explicit value enabled by an
10675 extension is kept seperate from the implicit values it also enables.
10676 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10678 (aarch64_parse_extension): New.
10679 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10680 here to config/aarch64/aarch64-protos.h.
10681 (aarch64_parse_extension): Move from here to
10682 common/config/aarch64/aarch64-common.c.
10683 (aarch64_option_print): Update.
10684 (aarch64_declare_function_name): Likewise.
10685 (aarch64_start_file): Likewise.
10686 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10687 the canonical flag for extensions.
10688 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10691 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10693 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10696 2016-04-09 Tom de Vries <tom@codesourcery.com>
10698 PR tree-optimization/68953
10699 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10700 first to last subscript.
10702 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10704 PR tree-optimization/70586
10705 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10708 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10712 PR tree-optimization/70373
10713 PR middle-end/70533
10714 PR middle-end/70534
10715 PR middle-end/70535
10716 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10717 clauses for acc parallel reductions as necessary. Error on those
10719 * omp-low.c (scan_sharing_clauses): Don't install variables which
10720 are used in acc parallel reductions.
10721 (lower_rec_input_clauses): Remove dead code.
10722 (lower_oacc_reductions): Add support for reference reductions.
10723 (lower_reduction_clauses): Remove dead code.
10724 (lower_omp_target): Don't remap variables appearing in acc parallel
10726 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10728 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10730 PR middle-end/70593
10731 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10732 with multiple SSA_NAME defs, force the outputs other than first
10733 to be live before calling live_track_process_def on each output.
10735 PR rtl-optimization/70574
10736 * fwprop.c (forward_propagate_and_simplify): Don't add
10737 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10738 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10739 paradoxical subregs within *loc.
10741 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10743 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10744 -ftree-parallelize-loops={0,1}.
10745 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10746 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10747 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10748 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10749 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10751 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10754 * asan.c (instrument_derefs): If we get unknown location, extract it
10755 with EXPR_LOCATION.
10756 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10758 2016-04-08 Tom de Vries <tom@codesourcery.com>
10760 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10761 implicit firstprivate clause.
10763 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10766 * config/arm/thumb2.md (tst + branch-> lsls + branch
10767 peephole below *orsi_not_shiftsi_si): Require that condition
10768 register is dead after the peephole.
10769 (second peephole after the above): Likewise.
10771 2016-04-08 Alan Modra <amodra@gmail.com>
10774 * builtins.c (fold_builtin_classify): For IBM extended precision,
10775 look at just the high-order double to test for NaN.
10776 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10777 test just the high double for Inf but both doubles for subnormal
10780 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10782 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10783 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10784 node->simdclone->mask_mode != VOIDmode masks.
10785 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10786 earlier, use it instead of node->simdclone.
10787 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10788 Set clonei->mask_mode.
10790 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10793 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10794 Pass it through to cp_parser_already_scoped_statement.
10795 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10796 it through to cp_parser_statement.
10797 (cp_parser_statement): Pass IF_P through to
10798 cp_parser_iteration_statement.
10799 (cp_parser_pragma): Adjust call to
10800 cp_parser_iteration_statement.
10802 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10805 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10806 resolve a future -Wparentheses warning.
10807 * omp-low.c (scan_sharing_clauses): Likewise.
10808 * tree-parloops.c (eliminate_local_variables): Likewise.
10810 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10812 PR rtl-optimization/70398
10813 * lra-constraints.c (process_address_1): Check zero scale and code
10814 for reloading with zero scale.
10816 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10818 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10819 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10821 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10823 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10824 Add support for AVX512F clones, include them by default for
10825 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10826 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10829 PR middle-end/70550
10830 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10831 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10832 firstprivate clauses.
10833 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10834 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10835 (lower_omp_target): Set TREE_NO_WARNING for
10836 non-addressable possibly uninitialized vars which are copied into
10837 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10839 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10841 * config/pa/predicates.md (integer_store_memory_operand): Accept
10842 REG+D operands with a large offset when reload_in_progress is true.
10843 (floating_point_store_memory_operand): Likewise.
10845 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10848 * match.pd (nested int casts): Limit to GIMPLE.
10850 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10853 * ipa-devirt.c (maybe_record_node): Fix comment; use
10854 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10856 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10858 PR rtl-optimization/70542
10859 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10860 if there are any uses other than insn or debug insns.
10862 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10863 Jakub Jelinek <jakub@redhat.com>
10865 PR tree-optimization/70509
10866 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10867 Shift HOST_WIDE_INT_1U instead of 1.
10869 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10871 PR tree-optimization/70509
10872 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10873 of the vector base type for index.
10875 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10878 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10880 2016-04-05 Richard Biener <rguenther@suse.de>
10882 PR tree-optimization/70526
10883 * tree-sra.c (build_ref_for_offset): Use prev_base to
10884 extract the alias pointer type.
10886 2016-04-05 Richard Biener <rguenther@suse.de>
10888 * dse.c (struct store_info): Remove alias_set member.
10889 (struct read_info_type): Likewise.
10890 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10891 spill_deleted, clear_alias_set_lookup): Remove.
10892 (get_group_info): Remove dead base == NULL_RTX case.
10893 (dse_step0): Remove initialization of removed variables.
10894 (delete_dead_store_insn): Reomve alias set dumping.
10895 (free_read_records): Remove alias_set handling.
10896 (canon_address): Remove alias_set_out parameter.
10897 (record_store): Remove spill_alias_set, it's always zero.
10898 (check_mem_read_rtx): Likewise.
10899 (dse_step2): Rename from ...
10900 (dse_step2_nospill): ... this. Adjust.
10901 (scan_stores): Rename from ...
10902 (scan_stores_nospill): ... this.
10903 (scan_reads): Rename from ...
10904 (scan_reads_nospill): ... this.
10905 (scan_stores_spill, scan_reads_spill): Remove.
10906 (dse_step3_scan): Remove for_spills argument which is always false.
10907 (dse_step3): Likewise.
10908 (dse_step5): Rename from ...
10909 (dse_step5_nospill): ... this. Remove alias_set handling.
10910 (rest_of_handle_dse): Adjust.
10912 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10915 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10916 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10917 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10918 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10920 2016-04-05 Richard Biener <rguenther@suse.de>
10922 PR middle-end/70499
10923 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10924 non-register type temporaries into SSA.
10926 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10929 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10930 calls when sanitizing.
10931 (possible_polymorphic_call_target_p): Fix formatting.
10933 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10934 Jakub Jelinek <jakub@redhat.com>
10936 PR middle-end/70457
10937 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10938 to ensure a call statement is compatible with a built-in's
10940 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10943 2016-04-04 Richard Biener <rguenther@suse.de>
10945 PR rtl-optimization/70484
10946 * rtl.h (canon_output_dependence): Declare.
10947 * alias.c (canon_output_dependence): New function.
10948 * dse.c (record_store): Use canon_output_dependence rather
10949 than canon_true_dependence.
10951 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10954 * cgraph.h (symtab_node::copy_visibility_from): New function.
10955 * symtab.c (symtab_node::copy_visibility_from): New function.
10956 * ipa-visibility.c (optimize_weakref): New function.
10957 (function_and_variable_visibility): Use it.
10959 2016-04-04 Martin Liska <mliska@suse.cz>
10962 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10963 value that is really in range handled by SBR instruction.
10964 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10965 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10966 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10968 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10972 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10973 set, but not for SP_REG operands.
10975 2016-04-02 Martin Sebor <msebor@redhat.com>
10978 * fold-const.c (maybe_nonzero_address): New function.
10979 (fold_comparison): Call it. Fold equality and relational
10980 expressions involving null pointers.
10981 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10983 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10985 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10986 the "Y" constraint (scalar FP 0.0 immediate).
10988 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10989 Add the "const_double" to the list of operand constraints.
10991 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10993 PR rtl-optimization/70467
10994 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10995 If low word of the last operand is 0, just emit addition/subtraction
10998 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11001 * config/s390/s390.c (s390_expand_insv): Check for everything
11002 constant instead of just VOIDmode stuff.
11004 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11007 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11009 2016-04-01 Nathan Sidwell <nathan@acm.org>
11011 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11013 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11015 PR rtl-optimization/70461
11016 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11019 2016-03-31 Martin Liska <mliska@suse.cz>
11022 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11023 a tree value or an immediate integer value to a buffer
11024 that is eventually copied to a BRIG section.
11025 (emit_immediate_operand): Call the function here.
11026 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11027 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11028 of class' fields that are removed.
11029 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11030 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11031 m_brig_repr_size fields.
11033 2016-03-31 Martin Liska <mliska@suse.cz>
11036 * hsa-gen.c (hsa_function_representation::update_dominance): New
11038 (convert_addr_to_flat_segment): Likewise.
11039 (gen_hsa_memory_set): New alignment argument.
11040 (gen_hsa_ctor_assignment): Likewise.
11041 (gen_hsa_insns_for_single_assignment): Provide alignment
11042 to gen_hsa_ctor_assignment.
11043 (gen_hsa_insns_for_direct_call): Add new argument.
11044 (expand_lhs_of_string_op): New function.
11045 (expand_string_operation_builtin): Likewise.
11046 (expand_memory_copy): New function.
11047 (expand_memory_set): New function.
11048 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11049 (convert_switch_statements): Change signature.
11050 (generate_hsa): Use a return value of the function.
11051 (pass_gen_hsail::execute): Do not call
11052 convert_switch_statements here.
11053 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11054 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11055 (hsa_function_representation::update_dominance): New function.
11057 2016-03-31 Martin Liska <mliska@suse.cz>
11060 * hsa-brig.c (emit_directive_variable): Emit alignment
11061 according to hsa_symbol::m_align.
11062 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11063 (dump_hsa_symbol): Dump alignment of HSA symbols.
11064 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11065 (gen_hsa_addr_with_align): New function.
11066 (hsa_bitmemref_alignment): Use newly added function.
11067 (gen_hsa_insns_for_load): Likewise.
11068 (gen_hsa_insns_for_store): Likewise.
11069 (gen_hsa_memory_copy): New argument added.
11070 (gen_hsa_insns_for_single_assignment): Respect
11071 alignment for assignments processed via gen_hsa_memory_copy.
11072 (gen_hsa_insns_for_direct_call): Likewise.
11073 (gen_hsa_insns_for_return): Likewise.
11074 (gen_function_def_parameters): Set default alignment.
11075 * hsa.c (hsa_object_alignment): New function.
11076 (hsa_byte_alignment): Pasted function.
11077 * hsa.h (hsa_symbol::m_align): New field.
11079 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11081 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11082 scratch field for goto case.
11084 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11086 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11088 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11091 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11092 (scalar_chain::convert_insn): Call convert_op for reg
11093 moves to handle undefined registers.
11095 2016-03-31 Nathan Sidwell <nathan@acm.org>
11098 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11099 Assert we don't want to move backwards.
11101 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11104 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11106 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11108 PR rtl-optimization/70460
11109 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11110 with operand from REG_LABEL_OPERAND, instead substitute
11111 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11112 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11114 2016-03-31 Martin Liska <mliska@suse.cz>
11116 * passes.c (execute_one_pass): Do not call
11117 todo_after for a discarded function.
11119 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11121 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11122 (no_cost, infinite_cost): Initialize the new field.
11123 (get_computation_cost_at): Record setup cost.
11124 (determine_use_iv_cost_address): Skip cost computation for sub
11125 uses if we can estimate it without losing accuracy.
11127 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11129 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11131 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11132 max_loop_iterations_int.
11133 (tree_unswitch_outer_loop): Likewise.
11134 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11135 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11137 2016-03-30 Richard Biener <rguenther@suse.de>
11139 PR middle-end/70450
11140 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11142 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11145 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11146 in gen_blendm expander.
11148 2016-03-30 Nick Clifton <nickc@redhat.com>
11151 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11152 case where we are already provided with an SImode SUBREG.
11154 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11157 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11158 conflict between DRAP register and __builtin_eh_return.
11160 2016-03-30 Michael Matz <matz@suse.de>
11161 Richard Biener <rguenther@suse.de>
11164 * ipa-polymorphic-call.c (struct type_change_info): Change
11165 speculative to an unsigned allowing to limit the work we do.
11166 (csftc_abort_walking_p): New inline function..
11167 (check_stmt_for_type_change): Limit the number of may-defs
11168 skipped for speculative devirtualization to
11169 max-speculative-devirt-maydefs.
11170 * params.def (max-speculative-devirt-maydefs): New param.
11171 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11173 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11176 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11179 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11181 PR tree-optimization/59124
11182 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11183 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11185 2016-03-29 Jeff Law <law@redhat.com>
11187 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11189 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11191 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11194 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11196 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11197 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11198 gcrt0.o if linking dynamically.
11200 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11203 * ipa-devirt.c (methods_equal_p): New function.
11204 (compare_virtual_tables): Use it.
11205 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11206 * cgraphclones.c (clone_function_name_1): Use
11207 symbol_table::symbol_suffix_separator.
11208 * coverage.c (build_var): Likewise.
11209 * symtab.c (symbol_table::symbol_suffix_separator): New.
11211 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11213 PR rtl-optimization/70429
11214 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11215 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11216 mode != result_mode.
11219 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11221 PR tree-optimization/70405
11222 * ssa-iterators.h (num_imm_uses): Add missing braces.
11224 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11226 PR rtl-optimization/68695
11227 * ira-color.c (allocno_copy_cost_saving): New.
11228 (improve_allocation): Use it.
11230 2016-03-29 Richard Henderson <rth@redhat.com>
11232 PR middle-end/70355
11233 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11235 2016-03-29 Richard Biener <rguenther@suse.de>
11237 PR middle-end/70424
11238 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11239 use alignment returned by get_pointer_alignment_1 if it is
11240 bigger than BITS_PER_UNIT.
11241 * builtins.c (get_pointer_alignment_1): Do not return true
11242 for alignment extracted from SSA info.
11244 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11246 * config/ft32/ft32.opt (mnodiv): New.
11247 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11248 * doc/invoke.texi (FT32 Options -mnodiv): New.
11250 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11253 * config/i386/i386.md (define_split, andn): Fix modes.
11255 2016-03-26 Richard Biener <rguenther@suse.de>
11256 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11259 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11261 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11262 as 2nd argument to cl_optimization_restore().
11264 2016-03-25 Richard Henderson <rth@redhat.com>
11267 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11268 * config/aarch64/aarch64-protos.h: Declare it.
11269 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11271 2016-03-25 Alan Modra <amodra@gmail.com>
11274 * config/rs6000/constraints.md (j): Simplify.
11275 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11277 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11278 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11279 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11280 in all constraint alternatives.
11281 (movtd_64bit_nodm): Delete "j" constraint alternative.
11283 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11285 * tree-ssa-propagate.c: Enhance docs for
11286 SSA_PROP_NOT_INTERESTING.
11288 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11290 * doc/extend.texi: Fix typo in documentation to pure attribute.
11292 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11295 * config/pa/pa.md (bswapdi2): Use a scratch register.
11297 2016-03-24 Richard Henderson <rth@redhat.com>
11299 PR middle-end/69845
11300 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11303 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11305 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11306 using ix86_expand_binary_operator instead of gen_andsi3.
11308 2016-03-24 Richard Biener <rguenther@suse.de>
11310 PR tree-optimization/70396
11311 * tree-vect-stmts.c (vectorizable_comparison): Use
11312 get_vectype_for_scalar_type.
11314 2016-03-24 Richard Biener <rguenther@suse.de>
11316 PR middle-end/70370
11317 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11318 with register bases.
11320 2016-03-24 Richard Biener <rguenther@suse.de>
11322 PR tree-optimization/70372
11323 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11324 build_all_ones_cst to also handle vector types correctly.
11326 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11329 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11332 2016-03-23 Marek Polacek <polacek@redhat.com>
11335 * doc/invoke.texi: Document -Wignored-attributes.
11337 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11339 PR tree-optimization/69042
11340 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11341 parameter from 30 to 40.
11343 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11345 PR tree-optimization/69042
11346 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11347 for use with constant offset stripped in base.
11349 2016-03-23 Richard Biener <rguenther@suse.de>
11351 PR middle-end/70251
11352 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11353 mode compatibility check.
11354 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11356 2016-03-23 Jeff Law <law@redhat.com>
11358 PR tree-optimization/64058
11359 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11361 (struct ssa_conflicts): Move up earlier in the file.
11362 (conflicts_, var_map_): New static variables.
11363 (initialize_conflict_count): New function to initialize the
11364 CONFLICT_COUNT field for each conflict pair.
11365 (compare_pairs): Lazily initialize the conflict count and use it
11366 as the first tie-breaker.
11367 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11368 and wipe conflicts_ and map_ around the call to qsort. Remove
11369 special case for 2 coalesce pairs.
11370 * bitmap.c (bitmap_count_unique_bits): New function.
11371 (bitmap_count_bits_in_word): New function, extracted from
11373 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11374 * bitmap.h (bitmap_count_unique_bits): Declare it.
11376 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11379 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11380 transparent alias chain for decl assembler name.
11381 * config/sol2.c (solaris_assemble_visibility): Likewise.
11383 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11385 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11387 (v10_fdivs): Likewise.
11388 (v10_fdivd): Likewise.
11390 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11393 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11394 to not call fclose twice on file.
11396 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11398 PR tree-optimization/70354
11399 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11400 oprnd0 is wider than oprnd1 and there is a cast from the wider
11401 type to oprnd1, mask it with the mask of the narrower type.
11404 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11405 Optimize TARGET_STV splitters, if high or low word of last argument
11408 2016-03-22 Jeff Law <law@redhat.com>
11411 tree-ssa-threadbackward.c
11412 (fsm_find_control_statement_thread_paths): Correctly distinguish
11413 between old style jump threads vs FSM jump threads.
11415 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11418 * config/i386/i386.c (scalar_chain::convert_op): Support
11419 uninitialized register usage case.
11421 2016-03-22 Richard Biener <rguenther@suse.de>
11423 PR middle-end/70251
11424 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11426 (capture::gen_transform): ... to change behavior when substituting
11427 a condition into cond or not-cond expr context.
11428 (dt_simplify::gen_1): Adjust.
11429 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11430 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11431 last change and instead change to
11432 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11433 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11435 2016-03-22 Anthony Green <green@moxielogic.com>
11437 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11438 issue for moxiebox targets.
11439 (CC1PLUS_SPEC): Ditto.
11441 2016-03-22 Richard Biener <rguenther@suse.de>
11443 PR middle-end/70333
11444 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11447 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11449 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11451 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11454 * config/i386/i386.c (def_builtin): Handle
11455 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11457 (const struct builtin_description bdesc_special_args[]):
11458 Remove duplicate ISA bits.
11460 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11463 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11464 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11465 in a way that works also for AVX512BW.
11468 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11469 instead of source if operands[1] is xmm16 and above and
11470 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11471 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11474 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11475 on assign if (*from_p) is a comparison, set it to
11476 TREE_NO_WARNING (*from_p).
11478 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11480 PR middle-end/70326
11481 * lra.c (restore_scratches): Ignore deleted insns.
11483 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11484 Jakub Jelinek <jakub@redhat.com>
11486 PR tree-optimization/70317
11487 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11490 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11493 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11494 of ix86_expand_move.
11496 (movti): Use general_operand for operand 1 predicate.
11498 2016-03-21 Martin Liska <mliska@suse.cz>
11500 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11502 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11504 2016-03-21 Martin Liska <mliska@suse.cz>
11507 * ipa-icf.c (sem_function::parse): Skip static
11508 constructors and destructors.
11510 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11513 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11514 function-like macro, peek following token(s) if it is followed
11515 by CPP_OPEN_PAREN token with optional padding in between, and
11516 if not, don't treat it like a macro.
11518 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11519 Alexander Monakov <amonakov@ispras.ru>
11521 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11522 for the stabs debug format.
11524 2016-03-21 Richard Biener <rguenther@suse.de>
11526 PR tree-optimization/70310
11527 * tree-vect-generic.c (expand_vector_condition): Fold the built
11530 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11533 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11534 Block third alternative for AVX-512VL target,
11536 2016-03-21 Martin Liska <mliska@suse.cz>
11539 * hsa-brig.c (emit_function_directives): Mark unemitted
11540 global variables for emission.
11541 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11542 (get_symbol_for_decl): Likewise.
11543 * hsa.h (struct hsa_symbol): New flag.
11545 2016-03-21 Richard Biener <rguenther@suse.de>
11547 PR tree-optimization/70288
11548 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11549 we do not estimate unsimplified all-constant conditionals or
11550 switches as optimized away.
11552 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11554 PR rtl-optimization/69102
11555 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11556 when we have a readonly dependency context.
11558 2016-03-18 Jeff Law <law@redhat.com>
11560 PR rtl-optimization/70263
11561 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11562 (update_equiv_regs): When trying to move a store to after the insn
11563 that sets the source of the store, make sure the store occurs after
11564 the insn that sets the source of the store. When successful note
11565 the REG_EQUIV note created in the dump file.
11567 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11568 Bernd Schmidt <bschmidt@redhat.com>
11570 * doc/extend.texi: Document more potential problems with basic asms.
11572 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11574 PR rtl-optimization/70278
11575 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11578 2016-03-18 Jason Merrill <jason@redhat.com>
11580 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11582 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11584 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11585 values to 128b regs.
11587 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11589 PR tree-optimization/70252
11590 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11591 boolean vector has a proper number of elements.
11592 (supportable_narrowing_operation): Likewise.
11594 2016-03-18 Tom de Vries <tom@codesourcery.com>
11597 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11599 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11601 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11602 instead of replace_rtx for DEBUG_INSNs.
11604 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11606 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11607 load type reservations.
11609 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11612 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11613 define_constraint for "Q" and "T" constraints.
11615 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11617 Tweak the pipeline model for Exynos M1
11619 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11622 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11625 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11626 where one or both locations aren't within a line_map.
11628 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11631 * opts.c (finish_options): Don't set flag_pie to the default if
11632 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11635 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11637 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11638 true as ALL_REGS argument to replace_rtx.
11640 2016-03-17 Richard Biener <rguenther@suse.de>
11643 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11646 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11649 * rtl.h (replace_rtx): Add ALL_REGS argument.
11650 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11651 equality and assert mode is the same, instead of just rtx pointer
11653 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11654 true as ALL_REGS argument to replace_rtx.
11656 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11658 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11659 for boolean vector with vector mode only.
11660 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11662 2016-03-17 Nick Clifton <nickc@redhat.com>
11665 * config/rx/rx.c (rx_print_integer): Print negative constants in
11668 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11671 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11673 2016-03-16 Richard Henderson <rth@redhat.com>
11674 Richard Biener <rguenth@suse.de>
11676 PR middle-end/70240
11677 PR middle-end/68215
11679 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11680 first operand as is_gimple_condexpr.
11682 PR middle-end/70240
11683 PR middle-end/68215
11685 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11686 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11687 Do not gimplify the result.
11688 (do_unop): Adjust call to tree_vec_extract.
11689 (do_binop): Likewise.
11690 (do_compare): Likewise.
11691 (do_plus_minus): Likewise.
11692 (do_negate): Likewise.
11693 (expand_vector_condition): Likewise.
11694 (do_cond): Likewise.
11696 2016-03-16 Richard Henderson <rth@redhat.com>
11699 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11700 (aarch64_classify_address): Use it.
11701 (aarch64_legitimize_address): Force all subexpressions of PLUS
11702 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11704 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11705 Richard Biener <rguenth@suse.de>
11708 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11709 return to even if only REGNO is equal, and assert
11712 2016-03-11 Jeff Law <law@redhat.com>
11714 PR rtl-optimization/70224
11715 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11717 2016-03-16 Richard Henderson <rth@redhat.com>
11719 PR middle-end/70199
11720 * function.h (struct function): Add has_forced_label_in_static.
11721 * gimplify.c (force_labels_r): Set it.
11722 * lto-streamer-in.c (input_struct_function_base): Read it.
11723 * lto-streamer-out.c (output_struct_function_base): Write it.
11724 * tree-inline.c (has_label_address_in_static_1): Remove.
11725 (copy_forbidden): Remove fndecl parameter; test
11726 has_forced_label_in_static.
11727 (inline_forbidden_p): Update call to copy_forbidden.
11728 (tree_versionable_function_p): Likewise.
11729 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11730 (chkp_versioning): Likewise.
11731 * tree-inline.h (copy_forbidden): Update decl.
11733 2016-03-16 Marek Polacek <polacek@redhat.com>
11736 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11737 function being thunked if the result type doesn't have fixed size.
11738 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11739 doesn't have fixed size.
11741 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11743 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11744 reporting malformed loop nest.
11746 2016-03-16 Tom de Vries <tom@codesourcery.com>
11749 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11750 nodes.length () == 1 test to before first nodes[0] access.
11752 2016-03-16 Tom de Vries <tom@codesourcery.com>
11754 PR tree-optimization/68715
11755 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11756 single_pred_p test.
11758 2016-03-16 Tom de Vries <tom@codesourcery.com>
11760 PR tree-optimization/68809
11761 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11764 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11765 Sandra Loosemore <sandra@codesourcery.com>
11767 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11768 on leaf attribute. Mention ELF interposition problems.
11770 2016-03-16 Alan Modra <amodra@gmail.com>
11772 PR rtl-optimization/69195
11773 PR rtl-optimization/47992
11774 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11777 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11780 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11782 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11784 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11786 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11788 PR rtl-optimization/70222
11789 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11790 optimization if mode is different from result_mode, queue up masking
11791 of the result in outer_op. Formatting fix.
11793 PR middle-end/70239
11794 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11797 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11799 PR rtl-optimization/69032
11800 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11801 looping backwards over basic block insns.
11803 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11806 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11807 to non-speculative when propagating trap bits.
11809 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11811 PR rtl-optimization/63384
11812 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11813 DEBUG_INSN_P insns.
11815 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11818 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11819 factored out from ...
11820 (sched_analyze_insn): ... here.
11821 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11822 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11823 get_implicit_reg_pending_clobbers in it.
11824 (setup_id_reg_sets): Use setup_id_implicit_regs.
11825 (deps_init_id): Ditto.
11827 2016-03-15 Tom de Vries <tom@codesourcery.com>
11830 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11832 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11833 execute_function_dump.
11834 (execute_one_pass): Don't dump function if it will be dumped after ipa
11837 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11839 * genrecog.c (match_pattern_2): If pred is NULL don't call
11840 safe_predicate_mode on it.
11842 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11844 PR middle-end/70219
11845 * lra-constraints.c (delete_move_and_clobber): Change assertion
11846 to also allow dregno == 0.
11848 2016-03-14 Richard Henderson <rth@redhat.com>
11851 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11852 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11853 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11854 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11857 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11860 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11862 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11864 * lra-constraints.c (split_reg): For hard regs, try to find the
11865 biggest single-register mode used in the function.
11867 2016-03-14 Richard Biener <rguenther@suse.de>
11869 PR tree-optimization/56365
11870 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11871 constants to compare against.
11873 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11876 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11877 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11878 (define_split for the GPR case): Use int_reg_operand instead of
11879 gpc_reg_operand for the output.
11881 2016-03-14 Tom de Vries <tom@codesourcery.com>
11883 PR tree-optimization/70045
11884 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11885 create_empty_if_region_on_edge argument.
11887 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11889 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11890 (STACK_CHECK_PROTECT): Likewise.
11891 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11892 (STACK_CHECK_PROTECT): Likewise.
11893 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11894 (STACK_CHECK_PROTECT): Likewise.
11895 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11896 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11897 (STACK_CHECK_PROTECT): Likewise.
11899 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11901 PR rtl-optimization/69307
11902 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11903 registers in modes that span more than one register.
11905 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11908 * lra-constraints.c (delete_move_and_clobber): New.
11909 (remove_inheritance_pseudos): Use it.
11911 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11914 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11915 the libcall is LCT_THROW.
11916 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11917 for the checking routine.
11919 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11922 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11923 optimization if we have direct move.
11924 (roundu32<mode>2_fprs): Likewise.
11926 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11929 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11931 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11932 Arguments swapped. All callers changed. Take reg_renumber into
11933 account, and Calculate and compare register ranges for hard regs.
11935 2016-03-11 Jeff Law <law@redhat.com>
11937 PR tree-optimization/70190
11938 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11939 Handle cases where we can not extract the taken edge, even though we
11940 found a constant value.
11942 PR tree-optimization/64058
11943 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11944 (num_coalesce_pairs): Move up earlier in file.
11945 (find_coalesce_pair): Initialize the INDEX field for each pair
11947 (compare_pairs): No longer sort on the elements in each pair.
11948 Instead break ties with the index of the coalesce pair.
11950 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11953 * config/aarch64/aarch64-protos.h
11954 (aarch64_save_restore_target_globals): New prototype.
11955 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11956 Call the above when popping pragma.
11957 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11959 (aarch64_set_current_function): Rewrite using the above.
11961 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11963 PR tree-optimization/70177
11964 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11965 (extract_ops_from_tree): ... this. In the 2 argument
11966 overload remove _1 suffix.
11967 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11968 (extract_ops_from_tree): ... this.
11969 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11971 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11972 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11973 extract_ops_from_tree instead of 2 operand one.
11975 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11977 PR tree-optimization/70013
11978 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11979 for constant-pool entries.
11981 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11983 PR rtl-optimization/70174
11984 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11985 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11987 PR tree-optimization/70169
11988 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11989 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11992 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11993 Jakub Jelinek <jakub@redhat.com>
11996 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11997 of uninitialized values.
11999 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12001 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12003 ("*trunctddd2"): New pattern definition.
12004 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12007 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12009 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12010 definitions for BFP and DFP rounding modes.
12011 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12012 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12013 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12014 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12017 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12019 * config/s390/constraints.md: Adjust comment.
12020 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12021 s390_decompose_addrstyle_without_index.
12022 * config/s390/predicates.md (shift_count_or_setmem_operand):
12023 Rename to setmem_operand.
12024 * config/s390/s390-protos.h
12025 (s390_decompose_shift_count): Rename to
12026 s390_decompose_addrstyle_without_index.
12027 * config/s390/s390.c (s390_decompose_shift_count)
12028 (s390_mem_constraint, print_shift_count_operand)
12029 (print_operand_address, print_operand): Rename
12030 s390_decompose_shift_count to
12031 s390_decompose_addrstyle_without_index and rename
12032 print_shift_count_operand to print_addrstyle_operand troughout the
12034 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12035 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12036 Rename shift_count_or_setmem_operand to setmem_operand.
12037 * config/s390/vx-builtins.md ("vec_insert<mode>")
12038 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12041 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12044 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12045 Handle overlapping retval and newval.
12047 2016-03-10 Nick Clifton <nickc@redhat.com>
12050 * config/aarch64/aarch64.c
12051 (aarch64_override_options_after_change_1): When forcing
12052 flag_omit_frame_pointer to be true, use a special value that can
12053 be detected if this function is called again, thus preventing
12054 flag_omit_leaf_frame_pointer from being forced to be false.
12056 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12058 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12059 Set x_flag_omit_leaf_frame_pointer when handling
12060 -momit-leaf-frame-pointer.
12062 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12065 * cgraph.c (cgraph_node::dump): Dump split_part and
12066 indirect_call_target.
12067 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12068 * ipa.c (has_addr_references_p): Cleanup.
12069 (is_indirect_call_target_p): New.
12070 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12071 called indirectly as local.
12072 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12074 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12077 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12078 on cxa_pure_virtual.
12080 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12083 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12085 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12088 * tree.c (need_assembler_name_p): Only record main variant type names.
12090 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12093 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12094 Always define to 0 or 1.
12095 (TARGET_FIX_ERR_A53_843419): New macro.
12096 * config/aarch64/aarch64-elf-raw.h
12097 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12098 * config/aarch64/aarch64-linux.h: Likewise.
12099 * config/aarch64/aarch64.c
12100 (aarch64_override_options_after_change_1): Do not default
12101 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12103 (aarch64_attributes): Handle fix-cortex-a53-843419.
12104 (aarch64_can_inline_p): Likewise.
12105 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12107 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12108 Jakub Jelinek <jakub@redhat.com>
12110 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12111 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12112 DECL_COMMONS if flag_unconstrained_commons is set.
12113 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12114 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12115 (funconstrained-commons): Document.
12117 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12119 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12120 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12122 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12124 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12125 has a proper number of elements.
12127 2016-03-10 Alan Modra <amodra@gmail.com>
12129 PR rtl-optimization/69195
12130 PR rtl-optimization/47992
12131 * ira.c (recorded_label_ref): Delete.
12132 (update_equiv_regs): Return void.
12133 (indirect_jump_optimize): New function.
12134 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12135 before regstat_compute_ri. Don't rebuild_jump_labels here.
12136 Delete update_regstat.
12138 2016-03-10 Richard Biener <rguenther@suse.de>
12140 PR tree-optimization/70128
12141 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12142 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12144 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12146 PR tree-optimization/70152
12147 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12148 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12151 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12152 instead of gen_sse2_loadlpd.
12153 * config/i386/sse.md (*vec_concatv2df): Rename to...
12154 (vec_concatv2df): ... this.
12156 PR tree-optimization/70127
12157 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12159 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12163 * diagnostic-show-locus.c (compatible_locations_p): New function.
12164 (layout::layout): Sanitize ranges using compatible_locations_p.
12166 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12170 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12171 location_range param with three const expanded_locations * and a
12173 (layout::layout): Replace call to
12174 rich_location::lazily_expand_location with get_expanded_location.
12175 Extract the range and perform location expansion here, passing
12176 the results to the layout_range ctor.
12177 * diagnostic.c (source_range::debug): Delete.
12178 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12179 of rich_location::get_expanded_location.
12180 * gcc-rich-location.c (get_range_for_expr): Delete.
12181 (gcc_rich_location::add_expr): Reimplement to avoid the
12182 rich_location::add_range overload that took a location_range,
12183 passing a location_t instead.
12185 2016-03-09 Richard Biener <rguenther@suse.de>
12186 Jakub Jelinek <jakub@redhat.com>
12188 PR tree-optimization/70138
12189 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12190 Also skip vect_double_reduction_def.
12192 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12195 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12196 if the operand is "m".
12198 2016-03-09 Nathan Sidwell <nathan@acm.org>
12200 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12202 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12204 * config/i386/i386.c (processor_target_table): Fix cost table
12205 intialization order for znver1.
12207 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12209 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12210 - becuase -> because.
12211 * ipa-reference.c (ignore_module_statics): Likewise.
12212 * cgraph.c (cgraph_node::get_body): Likewise.
12213 * ipa-inline.c (early_inliner): Likewise.
12214 * ipa-devirt.c (types_same_for_odr): Likewise.
12215 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12216 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12218 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12220 * tree-ssa-math-opts.c: Fix typo in comment.
12222 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12225 * config/i386/i386.c (scalar_chain::make_vector_copies,
12226 scalar_chain::convert_reg): Call end_sequence in between
12227 get_insns and emit_conversion_insns rather than after both
12230 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12233 * config/i386/i386.h (machine_function): Add
12234 pc_thunk_call_expanded flag.
12235 (ix86_pc_thunk_call_expanded): New define.
12236 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12237 (*set_got): Rename insn pattern from set_got.
12238 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12239 * config/i386/i386.c (ix86_compute_frame_layout): Use
12240 ix86_pc_thunk_call_expanded to prevent red-zone.
12242 2016-03-07 Martin Jambor <mjambor@suse.cz>
12244 * hsa.h (hsa_get_ctor_statements): Declare.
12245 (hsa_get_dtor_statements): Likewise.
12246 (hsa_get_kernel_dispatch_type): Likewise.
12247 * hsa.c (hsa_get_ctor_statements): New function.
12248 (hsa_get_dtor_statements): Likewise.
12249 (hsa_get_kernel_dispatch_type): Likewise.
12250 * hsa-brig.c (hsa_cdtor_statements): Removed.
12251 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12252 hsa_get_dtor_statements.
12253 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12254 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12256 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12258 * config/arm/arm-cores.def (cortex-r8): New.
12259 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12260 * config/arm/arm-tune.md: Likewise.
12261 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12263 2016-03-07 Martin Sebor <msebor@redhat.com>
12265 PR rtl-optimization/19705
12266 * doc/invoke.texi (Options That Control Optimization): Clarify
12267 -fno-branch-count-reg.
12269 2016-02-26 Richard Biener <rguenther@suse.de>
12270 Jeff Law <law@redhat.com>
12272 PR tree-optimization/69740
12273 * cfghooks.c (remove_edge): Request loop fixups if we delete
12274 an edge that might turn an irreducible loop into a natural
12276 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12277 Move after definition of loops_state_clear.
12279 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12281 PR rtl-optimization/69052
12282 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12285 2016-03-07 Tom de Vries <tom@codesourcery.com>
12287 PR tree-optimization/70116
12288 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12289 is_tm_ending stmts and ubsan/asan internal functions.
12290 (find_duplicate): Use it. Don't test is_tm_ending here.
12292 2016-03-07 Richard Biener <rguenther@suse.de>
12294 PR tree-optimization/70115
12295 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12296 (propagate_constants_for_unrolling): Use replace_uses_by.
12298 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12300 PR middle-end/69916
12301 * omp-low.c (struct oacc_loop): Add ifns.
12302 (new_oacc_loop_raw): Initialize it.
12303 (finish_oacc_loop): Clear mask & flags if no ifns.
12304 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12305 (oacc_loop_xform_loop): Add ifns arg & adjust.
12306 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12308 2016-03-07 Richard Henderson <rth@redhat.com>
12311 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12312 (insert_value_copy_on_edge): Likewise.
12314 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12316 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12318 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12321 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12323 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12325 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12327 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12329 Fix sseimul type attribute.
12330 * config/i386/znver1.md
12331 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12332 znver1_sseimul_avx256_load) : Fix the type attribute.
12333 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12334 pipe usage and latency.
12336 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12339 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12340 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12343 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12346 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12348 PR rtl-optimization/69941
12349 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12350 the reg share its mode.
12352 2016-03-04 Jeff Law <law@redhat.com>
12354 PR tree-optimization/69196
12355 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12356 If the both SSA_NAMEs are anonymous, then consider them unassociated
12357 and include the PHI in the statement count.
12359 2016-03-05 Tom de Vries <tom@codesourcery.com>
12361 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12362 construct in oacc routine. Check for oacc region in oacc routine.
12364 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12367 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12368 2016-02-22 changes, instead don't recurse if RECUR is already true.
12369 Don't change *dynamic_check if RECUR. Adjust recursive caller
12370 to pass true to the new argument.
12371 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12374 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12375 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12377 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12379 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12381 PR rtl-optimization/57676
12382 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12383 with flag_checking.
12385 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12387 * tree-vect-patterns.c (search_type_for_mask): Handle
12388 comparison of booleans.
12390 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12392 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12396 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12397 all other ops that have dw_val_class_die_ref operands,
12398 and DW_OP_GNU_entry_value.
12400 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12402 PR rtl-optimization/69904
12403 * config/arm/arm.c (arm_cannot_copy_insn_p):
12404 Return true for load-exclusive instructions.
12406 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12409 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12410 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12411 the pattern no matter if it is used just by non-pattern, pattern
12413 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12414 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12415 oprnd1 def_stmt is in pattern, don't look through it.
12417 2016-03-03 Marek Polacek <polacek@redhat.com>
12419 PR middle-end/70050
12420 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12422 2016-03-03 Martin Liska <mliska@suse.cz>
12424 PR tree-optimization/70043
12425 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12426 previous statement if we see a debug statement.
12428 2016-03-03 Richard Biener <rguenther@suse.de>
12430 PR tree-optimization/55936
12431 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12432 parameter and guard unsafe equivalence use.
12433 (vrp_evaluate_conditional_warnv_with_ops): Always use
12434 safe equivalences but not via the quadratic compare_names
12437 2016-03-03 Michael Collison <michael.collison@linaro.org>
12440 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12441 for operand 1 to s_register_operand. Change predicate for operand
12442 2 to arm_not_immediate_operand.
12444 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12446 * doc/tm.texi: Regenerated.
12448 2016-03-02 Richard Henderson <rth@redhat.com>
12451 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12452 simplification when all args are positive non-fixed registers.
12454 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12456 * target.def (lra_p): Specify that new ports should use LRA.
12458 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12461 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12462 gimplify_type_sizes the type they refer to.
12463 (omp_notice_variable): Handle reference vars to VLAs.
12464 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12465 reference to VLA decls in the second pass instead of first pass.
12467 2016-03-02 Tom de Vries <tom@codesourcery.com>
12469 PR tree-optimization/68659
12470 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12471 new_expr == NULL_TREE.
12472 (get_new_name): Handle ADDR_EXPR.
12474 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12476 PR rtl-optimization/69052
12477 * loop-invariant.c (canonicalize_address): New function.
12478 (inv_can_prop_to_addr_use): Check validity of address expression
12479 which is canonicalized by above function.
12481 2016-03-02 Alan Modra <amodra@gmail.com>
12484 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12487 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12490 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12491 (*movhi_internal): Put mask moves from and to memory separately
12492 from moves from/to GPRs.
12494 2016-03-02 Richard Biener <rguenther@suse.de>
12496 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12497 GENERIC expressions in GIMPLE.
12499 2016-03-02 Richard Biener <rguenther@suse.de>
12501 * config/i386/i386.c (type_natural_mode): Fix typo.
12503 2016-03-02 Nick Clifton <nickc@redhat.com>
12505 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12507 2016-03-02 Richard Biener <rguenther@suse.de>
12508 Uros Bizjak <ubizjak@gmail.com>
12511 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12513 2016-03-02 Richard Biener <rguenther@suse.de>
12515 PR middle-end/67278
12516 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12518 2016-03-02 Marek Polacek <polacek@redhat.com>
12521 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12522 "is promoted to" warning.
12524 2016-03-01 DJ Delorie <dj@redhat.com>
12526 * config.gcc: Deprecate mep-*.
12528 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12530 PR middle-end/70025
12531 * lra-constraints.c (regno_val_use_in): New.
12532 (match_reload): Use it instead of regno_use_in.
12534 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12536 PR rtl-optimization/70007
12537 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12538 references present in REG_EQUAL notes attached to non-SET patterns.
12540 2016-03-01 Jeff Law <law@redhat.com>
12542 PR tree-optimization/69196
12543 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12544 Appropriately clamp the number of statements to copy when the
12545 thread path does not traverse a loop backedge.
12547 PR tree-optimization/69196
12548 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12549 Do count some PHIs in the thread path against the insn count. Decrease
12550 final statement count by one as the control statement in the last
12551 block will get removed. Remove special cased code for handling PHIs
12554 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12557 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12558 asm dialect alternatives to explicit GOTPCREL calls.
12560 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12563 * ira.c (do_reload): Issue warning for generic stack checking here...
12564 * reload1.c (reload): ...instead of here and streamline it.
12566 2016-03-01 Nick Clifton <nickc@redhat.com>
12568 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12570 2016-03-01 Richard Biener <rguenther@suse.de>
12572 PR tree-optimization/69983
12573 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12574 types and fall back to operand_equal_p.
12576 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12579 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12581 * config/s390/constraints.md ("jm8"): New constraint.
12582 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12584 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12586 ("*setmem_long<setmem_and>"): New pattern.
12587 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12589 ("*setmem_long_31z<setmem_and>"): New pattern.
12590 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12591 New substitution rules with the required attributes.
12594 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12597 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12599 * gensupport.c (process_substs_on_one_elem): Split loop to
12600 complete mark_operands_used_in_match_dup on all expressions in the
12602 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12603 and remove function.
12605 2016-03-01 Richard Biener <rguenther@suse.de>
12607 PR middle-end/70022
12608 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12609 vector BIT_FIELD_REF extract.
12611 2016-03-01 Richard Biener <rguenther@suse.de>
12613 PR tree-optimization/69994
12614 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12616 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12618 PR tree-optimization/69956
12619 * tree-vect-stmts.c (supportable_widening_operation): Support
12620 multi-step conversion of boolean vectors.
12621 (supportable_narrowing_operation): Likewise.
12623 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12625 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12628 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12630 * config/s390/subst.md (DSI_VI): New mode iterator.
12631 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12632 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12633 the insn definition.
12634 ("*vec_set<mode>"): Change predicate and add alternative to
12635 support only either register or const_int operands as element
12637 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12639 ("vec_extract<mode>"): New expander.
12640 ("*vec_extract<mode>"): New insn definition supporting reg and
12641 const_int element selectors.
12642 ("*vec_extract<mode>_plus"): New insn definition supporting
12643 reg+const_int element selectors.
12644 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12645 following expander+insn definition.
12646 ("<vec_shifts_name><mode>3"): New expander.
12647 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12649 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12651 * config/s390/s390.md ("*tabort_1"): Change predicate to
12652 nonmemory_operand. Add a second alternative to cover
12653 register as well as const int operands.
12654 ("*tabort_1_plus"): New pattern definition.
12656 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12658 * config/s390/s390.md ("*ashrdi3_cc_31")
12659 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12660 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12661 Merge insn definitions into ...
12662 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12663 New pattern definition.
12664 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12665 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12666 ("*ashr<mode>3_and"): Merge insn definitions into ...
12667 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12668 New pattern definition.
12669 * config/s390/subst.md ("addr_style_op_cc_subst")
12670 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12671 substitutions patterns plus attributes.
12672 Add ashiftrt to SUBST iterator.
12674 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12676 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12677 op2 to nonmemory_operand.
12678 ("*<shift>di3_31", "*<shift>di3_31_and"):
12679 Merge into single pattern definition ...
12680 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12681 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12682 pattern definition ...
12683 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12684 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12687 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12689 * config/s390/predicates.md (const_int_6bitset_operand): New
12691 * config/s390/s390.md: Include subst.md.
12692 ("rotl<mode>3"): New expander.
12693 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12695 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12696 * config/s390/subst.md: New file.
12698 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12700 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12701 Remove RRR type. It doesn't really exist.
12702 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12704 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12705 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12706 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12707 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12708 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12709 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12710 `enabled' attribute.
12712 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12714 * gensupport.c (process_substs_on_one_elem): Split loop to
12715 complete mark_operands_used_in_match_dup on all expressions in the
12717 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12718 and remove function.
12720 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12723 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12724 (CEIL_NWORDS): ...this. Use CEIL macro.
12725 (compute_fp_layout): Adjust to above renaming.
12726 (function_arg_union_value): Likewise.
12727 (sparc_arg_partial_bytes): Likewise.
12728 (sparc_function_arg_advance): Likewise.
12730 2016-02-29 Jeff Law <law@redhat.com>
12732 PR tree-optimization/70005
12733 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12734 where an object with a boolean range is compared against a value
12737 PR tree-optimization/69999
12738 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12739 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12742 2016-02-29 Richard Biener <rguenther@suse.de>
12744 PR tree-optimization/69994
12745 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12746 (get_unary_op): Look through nop conversions.
12747 (ops_equal_values_p): New function, look for equality diregarding
12749 (eliminate_plus_minus_pair): Use ops_equal_values_p
12750 (repropagate_negates): Do not use get_unary_op here.
12752 2016-02-29 Martin Liska <mliska@suse.cz>
12754 * system.h: Poison ENABLE_CHECKING macro.
12756 2016-02-29 Martin Liska <mliska@suse.cz>
12758 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12759 is presented in dump flags.
12760 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12761 (hsa_regalloc): Likewise.
12763 2016-02-19 Richard Biener <rguenther@suse.de>
12765 PR tree-optimization/69980
12766 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12767 permutation of those we need to keep.
12769 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12772 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12773 (NWORDS_UP): ...this
12774 (init_cumulative_args): Minor tweaks.
12775 (sparc_promote_function_mode): Likewise.
12776 (scan_record_type): Delete.
12777 (traverse_record_type): New function template.
12778 (classify_data_t): New structure type.
12779 (classify_registers): New inline function.
12780 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12781 exhausted. Instantiate traverse_record_type on classify_registers and
12782 deal with the case of a structure passed in slot #15 with no FP field
12784 (assign_data_t): New structure type.
12785 (compute_int_layout): New static function.
12786 (compute_fp_layout): Likewise.
12787 (count_registers): New inline function.
12788 (assign_int_registers): New static function.
12789 (assign_fp_registers): Likewise.
12790 (assign_registers): New inline function.
12791 (function_arg_record_value_1): Delete.
12792 (function_arg_record_value_2): Likewise.
12793 (function_arg_record_value_3): Likewise.
12794 (function_arg_record_value): Adjust to above changes. Instantiate
12795 traverse_record_type on count_registers to first count the number of
12796 registers to be used and then on assign_registers to assign them.
12797 (function_arg_union_value): Adjust to above renaming.
12798 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12799 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12800 case of a structure passed in slot #15
12801 (sparc_function_arg_advance): Likewise.
12802 (function_arg_padding): Minor tweak.
12804 2016-02-29 Richard Biener <rguenther@suse.de>
12806 PR tree-optimization/69720
12807 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12808 the adjustment_def path for possibly vectorized defs.
12809 (vect_create_epilog_for_reduction): Handle vectorized initial
12812 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12814 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12816 2016-02-27 Jeff Law <law@redhat.com>
12819 2016-02-26 Richard Biener <rguenther@suse.de>
12820 Jeff Law <law@redhat.com>
12822 PR tree-optimization/69740
12823 * cfghooks.c (remove_edge): Request loop fixups if we delete
12824 an edge that might turn an irreducible loop into a natural
12827 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12829 PR rtl-optimization/69896
12830 * tree-vect-generic.c (get_compute_type): Avoid single element
12833 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12835 Rename the AArch64 tuning option and related functions to enable the
12836 Newton series for the reciprocal square root to reflect its
12837 approximative characteristic.
12839 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12840 function to "aarch64_emit_approx_rsqrt".
12841 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12842 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12843 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12844 (xgene1_tunings): Likewise.
12845 (use_rsqrt_p): Likewise.
12846 (aarch64_emit_swrsqrt): Use new function name.
12847 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12848 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12849 text explaining this option.
12850 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12852 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12855 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12856 complain about -mallow-movmisalign without -mvsx if
12857 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12859 2016-02-26 Joel Sherrill <joel@rtems.org>
12861 * config.gcc: Add x86_64-*-rtems*.
12862 * config/i386/rtems-64.h: New file.
12864 2016-02-26 Joel Sherrill <joel@rtems.org>
12866 * config.gcc: Add aarch64-*-rtems*.
12867 * config/aarch64/rtems.h: New file.
12869 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12872 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12873 shift amount using %h. Add comment.
12875 2016-02-26 Richard Biener <rguenther@suse.de>
12876 Jeff Law <law@redhat.com>
12878 PR tree-optimization/69740
12879 * cfghooks.c (remove_edge): Request loop fixups if we delete
12880 an edge that might turn an irreducible loop into a natural
12883 2016-02-26 Martin Jambor <mjambor@suse.cz>
12885 PR middle-end/69920
12886 * tree-sra.c (sra_modify_assign): Do not remove loads of
12887 uninitialized aggregates to SSA_NAMEs.
12889 2016-02-26 Richard Henderson <rth@redhat.com>
12892 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12893 pseudo in case the target rtx matches the source of the left
12896 2016-02-26 Martin Jambor <mjambor@suse.cz>
12899 * hsa.h (hsa_type_packed_p): Declare.
12900 * hsa.c (hsa_type_packed_p): New function.
12901 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12903 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12904 * hsa-brig.c (emit_basic_insn): Likewise.
12906 2016-02-26 Martin Jambor <mjambor@suse.cz>
12909 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12911 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12913 2016-02-26 Martin Jambor <mjambor@suse.cz>
12915 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12916 hsa_op_with_type operands.
12917 (hsa_unsigned_type_for_type): Declare.
12918 * hsa.c (hsa_unsigned_type_for_type): New function.
12919 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12920 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12921 the finalizer. Do not emit extra move.
12923 2016-02-26 Martin Jambor <mjambor@suse.cz>
12925 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12926 atomic operations in private segment.
12928 2016-02-26 Martin Jambor <mjambor@suse.cz>
12930 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12931 statements to wi->info. Also disallow omp simd constructs.
12932 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12933 for not gridifying. Dump special string for omp_for.
12935 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12938 * config/aarch64/aarch64.c (aarch64_set_current_function):
12939 Save/restore target globals when switching to
12940 target_option_default_node.
12942 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12945 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12946 Return 0 if !SHIFT_COUNT_TRUNCATED.
12948 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12949 Eric Botcazou <ebotcazou@adacore.com>
12951 PR rtl-optimization/69891
12952 * dse.c (scan_insn): If we can't figure out memset arguments
12953 or they are non-constant, call clear_rhs_from_active_local_stores.
12955 2016-02-26 Martin Liska <mliska@suse.cz>
12957 * doc/extend.texi: Mention clog10, clog10f an clog10l
12958 in Builtins section.
12960 2016-02-26 Martin Liska <mliska@suse.cz>
12962 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12964 (resolve_args_picking_1): Likewise.
12965 * dwarf2out.h (struct GTY): Likewise.
12967 2016-02-26 Martin Liska <mliska@suse.cz>
12969 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12970 with flag_checking.
12971 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12973 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12974 Martin Liska <mliska@suse.cz>
12976 * doc/install.texi: Mention --enable-valgrind-annotations.
12978 2016-02-26 Richard Biener <rguenther@suse.de>
12980 PR tree-optimization/69551
12981 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12982 looking through aliases adjust DECL_PT_UID to refer to the
12983 ultimate alias target.
12985 2016-02-25 Martin Liska <mliska@suse.cz>
12987 PR middle-end/69919
12988 * alloc-pool.c (after_memory_report): New variable.
12989 * alloc-pool.h (base_pool_allocator ::release): Do not use
12990 the infrastructure if after_memory_report.
12991 * toplev.c (toplev::main): Mark after memory report.
12993 2016-02-25 Richard Biener <rguenther@suse.de>
12995 PR tree-optimization/48795
12996 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12998 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13001 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13002 offloading is enabled and -fopenacc or -fopenmp is specified.
13003 (CRTOFFLOADEND): Likewise.
13004 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13005 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13006 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13007 (offload_objects_file_name): New static var.
13008 (tool_cleanup): Remove offload_objects_file_name file.
13009 (find_offloadbeginend): Replace with ...
13010 (find_crtoffloadtable): ... this.
13011 (run_gcc): Remove offload_argc and offload_argv.
13012 Get offload_objects_file_name from -foffload-objects=... option.
13013 Read names of object files with offload from this file, pass them to
13014 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13015 don't pass offloadbegin and offloadend to the linker. Don't pass
13016 offload non-LTO files to the linker, because now they're not claimed.
13018 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13021 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13022 on builtin_unreachable.
13024 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13026 PR rtl-optimization/69896
13027 * regcprop.c: Include cfgrtl.h.
13028 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13029 than remembered mode, either delete it (if noop_move_p), or
13030 treat like copy_p but not noop_p instruction.
13032 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13035 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13036 - allow NULL decl for Fortran DW_TAG_common_block variables.
13038 2016-02-24 Jason Merrill <jason@redhat.com>
13040 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13042 2016-02-24 Richard Biener <rguenther@suse.de>
13043 Jakub Jelinek <jakub@redhat.com>
13045 PR middle-end/69760
13046 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13047 conditionally executed ops to well-defined overflow behavior.
13049 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13051 PR middle-end/69915
13052 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13055 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13057 PR rtl-optimization/69886
13058 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13059 argument. Use it when checking validity of set instructions.
13060 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13061 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13063 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13064 * store-motion.c (find_moveable_store): Update
13065 can_assign_to_reg_without_clobbers_p callsite.
13067 2016-02-24 Richard Biener <rguenther@suse.de>
13069 PR middle-end/68963
13070 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13072 (record_nonwrapping_iv): Do not fall back to the low/high bound
13073 for non-constant IV bases if the stmt is not always executed.
13075 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13077 * config/arm/arm-cores.def (cortex-a32): New entry.
13078 * config/arm/arm-tables.opt: Regenerate.
13079 * config/arm/arm-tune.md: Regenerate.
13080 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13081 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13082 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13083 for -mcpu and -mtune.
13085 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13088 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13089 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13090 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13091 (atomic_loaddi_1): Delete.
13092 (atomic_loaddi): Rewrite expander using the above changes.
13094 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13097 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13100 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13101 Richard Biener <rguenth@suse.de>
13103 PR middle-end/69909
13104 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13105 set_mem_attributes if tem is SSA_NAME which got expanded
13108 2016-02-24 Richard Biener <rguenther@suse.de>
13110 PR tree-optimization/69907
13111 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13112 end of permutations for BB vectorization.
13114 2016-02-24 Christian Bruel <christian.bruel@st.com>
13116 * config/arm/arm-c.c (arm_option_override): Initialize
13117 target_option_current_node.
13118 * config/arm/arm.c (arm_pragma_target_parse): Replace
13119 build_target_option_node call by target_option_current_node.
13120 Set target_option_current_node.
13123 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13126 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13127 define_insn_and_split to define_insn.
13128 (zero_extendqi<mode>2_dot2): Same.
13129 (extendqi<mode>2_dot): Same.
13130 (extendqi<mode>2_dot2): Same.
13132 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13134 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13135 and add bypass for AES{D,E} and AESMC pairs.
13136 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13139 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13141 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13142 series for reciprocal square root in Exynos M1.
13144 2016-02-23 Martin Sebor <msebor@redhat.com>
13147 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13148 __builtin_alloca_with_align.
13150 2016-02-23 Richard Henderson <rth@redhat.com>
13152 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13153 (ix86_register_pragmas): Remove __seg_tls.
13154 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13155 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13156 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13157 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13158 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13159 * doc/extend.texi (__seg_tls): Remove item.
13161 2016-02-23 Richard Biener <rguenther@suse.de>
13163 * alloc-pool.h (struct allocation_object): Make id member
13164 conditional on CHECKING_P again.
13165 (get_instance): Adjust.
13166 (base_pool_allocator): Likewise.
13168 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13170 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13171 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13173 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13175 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13177 2016-02-23 Richard Biener <rguenther@suse.de>
13179 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13180 * bitmap.h (struct bitmap_usage): Likewise.
13181 (bitmap_move): Declare.
13182 * bitmap.c (register_overhead): Take size_t argument.
13183 (bitmap_move): New function.
13184 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13185 to properly account overhead.
13186 * tree.c (free_node): Use tree_size.
13188 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13191 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13192 when inverting comparison.
13195 * common.opt (Wunreachable-code): Add Warning flag.
13197 2016-02-23 Mark Wielaard <mjw@redhat.com>
13198 Jakub Jelinek <jakub@redhat.com>
13201 * cgraphunit.c (check_global_declaration): Check main_input_filename
13202 and DECL_SOURCE_FILE are not NULL.
13204 2016-02-23 Martin Jambor <mjambor@suse.cz>
13206 PR tree-optimization/69666
13207 * tree-sra.c (sra_modify_assign): Do not attempt to create
13208 default_def replacements for unscalarizable regions.
13210 2016-02-20 Mark Wielaard <mjw@redhat.com>
13213 * cgraphunit.c (check_global_declaration): Check level of
13214 warn_unused_const_variable and main_input_filename.
13215 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13216 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13217 (-Wunused-const-variable): Explain levels 1 and 2.
13219 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13222 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13223 identical arguments. Formatting and spelling fixes.
13226 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13231 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13232 and m68k-devices.def.
13233 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13234 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13236 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13238 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13239 and HImode registers.
13241 2016-02-22 Richard Biener <rguenther@suse.de>
13243 PR tree-optimization/69882
13244 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13245 preserve permutations present because of gaps.
13246 (vect_supported_load_permutation_p): Always continue checking
13247 permutations after vect_attempt_slp_rearrange_stmts.
13249 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13251 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13252 min_profitable_estimate, rather than min_profitable_iters.
13254 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13257 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13258 SImode for last match_operand.
13260 2016-02-22 Martin Liska <mliska@suse.cz>
13262 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13263 return bitsize - 1 as the return value.
13265 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13269 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13270 Handle negative shift counts.
13271 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13272 force_reg on the shift constant.
13273 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13274 (lshrsi3_d): Handle negative shift counts.
13276 2016-02-22 Richard Biener <rguenther@suse.de>
13277 Tom de Vries <tom@codesourcery.com>
13279 * graph.c: Include dumpfile.h.
13280 (print_graph_cfg): Split into three overloads.
13281 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13283 2016-02-22 Tom de Vries <tom@codesourcery.com>
13285 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13288 2016-02-22 Richard Biener <rguenther@suse.de>
13291 * ipa-inline-transform.c (inline_call): When not updating
13292 overall summaries adjust self size by the growth estimate.
13293 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13294 hash-set, do not update overall summaries here. Renamed from ...
13295 (inline_to_all_callers): ... this which is now wrapping the
13296 above and performing delayed overall summary update.
13297 (early_inline_small_functions): Delay updating of the overall
13300 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13302 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13305 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13308 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13309 :%* in %:gt() argument.
13310 (greater_than_spec_func): Adjust for expecting only numbers,
13311 if there are more than two numbers, compare the last two.
13313 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13315 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13316 -Wnarrowing with -std.
13318 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13321 * expr.c (store_field): Don't use bit-field path if exp is
13322 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13323 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13324 and the assignment can be performed by bitwise copy. Formatting
13327 PR middle-end/69838
13328 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13329 call copy_reg_eh_region_note_forward on before and/or after sequences
13330 and remove note from insn if it no longer can throw.
13333 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13334 if TARGET_AVX512BW.
13336 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13338 * config/s390/vector.md: Add missing commutative operand markers
13339 to the patterns which qualify for one.
13340 * config/s390/vx-builtins.md: Likewise.
13342 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13344 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13345 types to mode iterators.
13346 (vec_double): ... and mode attribute.
13347 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13349 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13351 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13352 Change the predicate of op2 from nonimmediate to general and let
13353 reload fix it if necessary.
13355 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13357 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13359 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13361 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13364 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13366 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13367 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13368 * config/s390/s390.md ("movstr<P:mode>"): Call
13369 s390_expand_vec_movstr.
13371 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13373 * config/s390/s390.md: Add missing output modifier for operand 1
13374 to print it as address properly.
13376 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13378 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13379 * config/s390/2964.md: New file.
13380 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13381 of insn grouping attributes depending on the CPU level.
13382 (s390_get_unit_mask): New function.
13383 (s390_sched_score): Remove the OOO from the scheduling macros.
13384 Add loop to calculate a score for the instruction mix.
13385 (s390_sched_reorder): Likewise plus improve debug output.
13386 (s390_sched_variable_issue): Rename macros as above. Calculate
13387 the unit distances after actually scheduling an insn. Improve
13389 (s390_sched_init): Clear last_scheduled_unit_distance array.
13390 * config/s390/s390.md: Include 2964.md.
13392 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13395 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13396 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13397 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13398 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13399 *avx512f_<code>v8div16qi2_mask_1): New insns.
13401 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13404 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13407 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13408 earlyclobber from target. Use wF constraint for fused memory
13410 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13412 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13413 Martin Liska <mliska@suse.cz>
13416 * cfgexpand.c (asan_sanitize_stack_p): New function.
13417 (partition_stack_vars): Use the function.
13418 (expand_stack_vars): Likewise.
13419 (defer_stack_allocation): Likewise.
13420 (expand_used_vars): Likewise.
13422 2016-02-18 Richard Biener <rguenther@suse.de>
13424 PR middle-end/69553
13425 * fold-const.c (operand_equal_p): Properly compare offsets for
13426 IMAGPART_EXPR and ARRAY_REF.
13428 2016-02-18 Nick Clifton <nickc@redhat.com>
13432 * config/arm/arm.c (arm_option_override_internal): Disable
13433 interworking if the target does not support thumb instructions.
13434 (arm_reload_in_hi): Handle the case where a register to register
13435 move needs reloading because there is no simple pattern to handle
13437 (arm_reload_out_hi): Likewise.
13439 2016-02-18 Richard Biener <rguenther@suse.de>
13441 PR middle-end/69854
13442 * match.pd: Don't use fold_binary or fold_unary for folding
13445 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13448 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13449 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13450 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13451 warn on gimple_no_warning_p statements.
13453 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13455 * doc/extend.texi (C++ Attributes): Correct description of
13456 warn_unused type attribute.
13458 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13460 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13461 correct instruction.
13463 2016-02-17 Richard Biener <rguenther@suse.de>
13465 PR rtl-optimization/69609
13466 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13467 (find_traces_1_round): When ending a trace update cached priority
13469 (bb_to_key): Use cached priority when available.
13470 (copy_bb): Initialize cached priority.
13471 (reorder_basic_blocks_software_trace_cache): Likewise.
13473 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13476 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13478 (aarch64_comparison_operator): Break overly long line into two.
13479 (aarch64_comparison_operation): Likewise.
13480 * config/aarch64/aarch64.md (cstorecc4): Use
13481 aarch64_comparison_operator_mode instead of
13482 aarch64_comparison_operator.
13483 (cstore<mode>4): Likewise.
13484 (aarch64_cstore<mode>): Likewise.
13485 (*cstoresi_insn_uxtw): Likewise.
13486 (cstore<mode>_neg): Likewise.
13487 (*cstoresi_neg_uxtw): Likewise.
13489 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13492 * config/arm/predicates.md (arm_comparison_operator_mode):
13494 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13495 instead of arm_comparison_operator.
13496 (*mov_negscc): Likewise.
13497 (*mov_notscc): Likewise.
13498 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13499 (*thumb2_mov_negscc): Likewise.
13500 (*thumb2_mov_negscc_strict_it): Likewise.
13501 (*thumb2_mov_notscc): Likewise.
13502 (*thumb2_mov_notscc_strict_it): Likewise.
13504 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13506 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13507 Add missing return.
13509 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13511 * config/visium/visium.c (machine_libfunc_index): New enum.
13512 (machine_libfuncs): New structure.
13513 (visium_libfuncs): New static variable.
13514 (TARGET_INIT_LIBFUNCS): Define to...
13515 (visium_init_libfuncs): ...this. New function.
13516 (expand_block_move_4): Use the appropriate libfunc.
13517 (expand_block_move_2): Likewise.
13518 (expand_block_move_1): Likewise.
13519 (expand_block_set_4): Likewise.
13520 (expand_block_set_2): Likewise.
13521 (expand_block_set_1): Likewise.
13522 (visium_trampoline_init): Likewise.
13524 2016-02-17 Nick Clifton <nickc@redhat.com>
13526 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13527 TI's devices.csv file as of March 2016.
13529 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13532 * opts-global.c (handle_common_deferred_options): Introduce and
13533 initialize two global variables to remember command-line options
13534 specifying a stack-limiting register.
13535 * opts.h: Add extern declarations of the two new global variables.
13536 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13537 variable based on the values of the two new global variables.
13539 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13542 * common.opt (Wnonnull-compare): New warning.
13543 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13544 of arguments against NULL.
13545 (-Wnonnull-compare): Document.
13546 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13547 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13548 * passes.def (pass_warn_nonnull_compare): Add.
13549 * gimple-ssa-nonnull-compare.c: New file.
13551 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13553 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13554 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13556 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13558 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13559 reciprocal sqrt for -mlow-precision-recip-sqrt.
13561 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13562 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13564 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13565 always use lane loads to construct non-constant vectors.
13567 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13569 * config/aarch64/aarch64.md
13570 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13571 constraints for operand 3.
13572 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13574 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13575 Richard Biener <rguenther@suse.de>
13577 PR tree-optimization/69820
13578 * tree-vect-patterns.c (type_conversion_p): Return false if
13579 *orig_type is unsigned single precision or boolean.
13580 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13583 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13585 PR rtl-optimization/69764
13586 PR rtl-optimization/69771
13587 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13588 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13590 2016-02-16 Richard Biener <rguenther@suse.de>
13592 PR tree-optimization/69776
13593 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13595 (indirect_refs_may_alias_p): Likewise.
13596 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13597 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13598 according to tbaa_p.
13599 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13600 (optimize_stmt): For redundant store discovery do not allow tbaa.
13602 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13604 PR tree-optimization/69714
13605 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13606 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13608 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13610 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13611 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13612 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13613 * config/arc/arc.c (arc_init): Check FPU options.
13614 (get_arc_condition_code): Handle new CC_FPU* modes.
13615 (arc_select_cc_mode): Likewise.
13616 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13617 register pair only. Allow access for ARCv2 accumulator.
13618 (gen_compare_reg): Whenever we have FPU support use FPU compare
13620 (arc_reorg): Don't generate brcc insns when FPU compare
13621 instructions are involved.
13622 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13623 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13624 floating point emulation.
13625 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13626 (REVERSE_CONDITION): Add new CC_FPU* modes.
13627 (TARGET_FP_SP_BASE): Define.
13628 (TARGET_FP_DP_BASE): Likewise.
13629 (TARGET_FP_SP_FUSED): Likewise.
13630 (TARGET_FP_DP_FUSED): Likewise.
13631 (TARGET_FP_SP_CONV): Likewise.
13632 (TARGET_FP_DP_CONV): Likewise.
13633 (TARGET_FP_SP_SQRT): Likewise.
13634 (TARGET_FP_DP_SQRT): Likewise.
13635 (TARGET_FP_DP_AX): Likewise.
13636 * config/arc/arc.md (ARCV2_ACC): New constant.
13637 (type): New fpu type attribute.
13638 (SDF): Conditional iterator.
13639 (cstore<mode>, cbranch<mode>): Change expand condition.
13640 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13641 handles FPU/FPX cases as well.
13642 * config/arc/arc.opt (mfpu): New option.
13643 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13645 (adddf3, muldf3, subdf3): Removed.
13646 * config/arc/predicates.md (proper_comparison_operator): Recognize
13648 * config/arc/fpu.md: New file.
13649 * doc/invoke.texi (ARC Options): Document mfpu option.
13651 2016-02-16 Richard Biener <rguenther@suse.de>
13653 PR rtl-optimization/69291
13654 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13655 noce_operand_ok check.
13657 2016-02-16 Tom de Vries <tom@codesourcery.com>
13660 * omp-low.c (simd_clone_create): Remove call to
13661 symtab->call_cgraph_insertion_hooks.
13663 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13665 PR tree-optimization/69802
13666 * tree-ssa-reassoc.c (update_range_test): If op is
13667 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13668 op == 1 test of precision 1 integral op, otherwise handle
13669 that case as op itself. Fix up formatting.
13670 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13673 2016-02-16 Richard Biener <rguenther@suse.de>
13675 PR tree-optimization/69586
13676 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13677 types for conversion sources.
13679 2016-02-16 Richard Biener <rguenther@suse.de>
13681 PR middle-end/69801
13682 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13683 mask OEP_ADDRESS_OF.
13685 2016-02-16 Alan Modra <amodra@gmail.com>
13688 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13689 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13690 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13692 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13693 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13694 (p8_fmrgow_<mode>): Likewise.
13695 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13697 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13698 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13699 to use movdi_internal64. Remove op0_di.
13700 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13702 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13704 Add support for the FCCMP insn types
13706 * config/aarch64/aarch64.md (fccmp): Change insn type.
13707 (fccmpe): Likewise.
13708 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13709 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13710 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13711 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13712 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13713 * config/arm/types.md (fccmps): Add new insn type.
13714 (fccmpd): Likewise.
13716 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13718 * alias.c (get_alias_set): Fix a typo in comment.
13720 2016-02-15 Richard Biener <rguenther@suse.de>
13722 PR tree-optimization/69595
13723 * match.pd: Complete range test simplification to true.
13725 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13727 PR rtl-optimization/69648
13728 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13729 pic_offset_table_rtx.
13731 PR rtl-optimization/69752
13732 * ira.c (update_equiv_regs): When looking for more than a single SET,
13733 also take other side effects into account.
13735 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13737 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13738 for z900+ CPUs in 31-bit mode.
13740 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13742 * common/config/s390/s390-common.c (s390_supports_split_stack):
13744 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13745 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13746 * config/s390/s390.c (struct machine_function): New field
13747 split_stack_varargs_pointer.
13748 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13749 in s390_emit_prologue.
13750 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13752 (morestack_ref): New global.
13753 (SPLIT_STACK_AVAILABLE): New macro.
13754 (s390_expand_split_stack_prologue): New function.
13755 (s390_live_on_entry): New function.
13756 (s390_va_start): Use split-stack vararg pointer if appropriate.
13757 (s390_asm_file_end): Emit the split-stack note sections.
13758 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13759 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13760 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13761 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13762 (split_stack_prologue): New expand.
13763 (split_stack_space_check): New expand.
13764 (split_stack_data): New insn.
13765 (split_stack_call): New expand.
13766 (split_stack_call_*): New insn.
13767 (split_stack_cond_call): New expand.
13768 (split_stack_cond_call_*): New insn.
13770 2016-02-15 Richard Biener <rguenther@suse.de>
13772 PR tree-optimization/69783
13773 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13774 Add trivially correct cases.
13776 2016-02-15 Tom de Vries <tom@codesourcery.com>
13779 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13781 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13783 2016-02-15 Richard Biener <rguenther@suse.de>
13785 PR tree-optimization/69776
13786 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13787 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13788 indicate whether we can use TBAA to disambiguate against stores.
13789 Use alias-set zero if not.
13790 (visit_reference_op_store): Do not use TBAA when looking up
13792 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13793 (eliminate_dom_walker::before_dom_children): But not when looking
13794 up redundant stores.
13796 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13798 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13800 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13802 * config/i386/znver1.md
13803 (znver1_pop, znver1_pop_mem,
13804 znver1_load_imov_double_store,
13805 znver1_load_imov_direct_store,
13806 znver1_load_imov_direct_load,
13807 znver1_load_imov_double_load): Add new.
13808 (znver1_insn, znver1_insn_load): Add icmov type.
13809 (znver1_sseavx_fma,
13810 znver1_sseavx_fma_load,
13812 znver1_avx256_fma_load): Fix pipe usage.
13814 2016-02-14 Alan Modra <amodra@gmail.com>
13817 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13818 with an invalid hard reg, reload just the reg not the entire
13819 pre/post-inc/dec address expression.
13821 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13824 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13825 fixed R1_REG scratch reg.
13826 (sibcall_value_pcrel_fdpic): Likewise.
13828 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13832 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13834 2016-02-12 Walter Lee <walt@tilera.com>
13836 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13837 * config/tilegx/t-tilegx: Likewise.
13839 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13842 * diagnostic-show-locus.c (struct line_span): New struct.
13843 (layout::get_first_line): Delete.
13844 (layout::get_last_line): Delete.
13845 (layout::get_num_line_spans): New member function.
13846 (layout::get_line_span): Likewise.
13847 (layout::print_heading_for_line_span_index_p): Likewise.
13848 (layout::get_expanded_location): Likewise.
13849 (layout::calculate_line_spans): Likewise.
13850 (layout::m_first_line): Delete.
13851 (layout::m_last_line): Delete.
13852 (layout::m_line_spans): New field.
13853 (layout::layout): Update comment. Replace m_first_line and
13854 m_last_line with m_line_spans, replacing their initialization
13855 with a call to calculate_line_spans.
13856 (diagnostic_show_locus): When printing source lines and
13857 annotations, rather than looping over a single span
13858 of lines, instead loop over each line_span within
13859 the layout, with an inner loop over the lines within them.
13860 Call the context's start_span callback when changing line spans.
13861 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13862 (diagnostic_build_prefix): Break out the building of the location
13863 part of the string into...
13864 (diagnostic_get_location_text): ...this new function, rewriting
13865 it from nested ternary expressions to a sequence of "if"
13867 (default_diagnostic_start_span_fn): New function.
13868 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13869 (diagnostic_context::start_span): New field.
13870 (default_diagnostic_start_span_fn): New prototype.
13872 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13875 * gcc.c (driver::finalize): Fix cleanup of "specs".
13877 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13881 * gcc.c (driver::driver): Initialize m_option_suggestions.
13882 (driver::~driver): Clean up m_option_suggestions.
13883 (suggest_option): Convert to...
13884 (driver::suggest_option): ...this, and split out into
13885 driver::build_option_suggestions and find_closest_string.
13886 (driver::build_option_suggestions): New function, from
13887 first half of suggest_option. Special-case
13888 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13889 the sanitizer_opts array. For options of enum types, add the
13890 various enum values to the candidate strings.
13891 (driver::handle_unrecognized_options): Remove "const".
13892 * gcc.h (driver::handle_unrecognized_options): Likewise.
13893 (driver::build_option_suggestions): New decl.
13894 (driver::suggest_option): New decl.
13895 (driver::m_option_suggestions): New field.
13896 * opts-common.c (add_misspelling_candidates): New function.
13897 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13898 and make non-static.
13899 * opts.h (sanitizer_opts): New array decl.
13900 (add_misspelling_candidates): New function decl.
13901 * spellcheck.c (find_closest_string): New function.
13902 * spellcheck.h (find_closest_string): New function decl.
13904 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13906 PR rtl-optimization/69764
13907 PR rtl-optimization/69771
13908 * optabs.c (expand_binop_directly): For shift_optab_p, force
13909 convert_modes with VOIDmode if xop1 has VOIDmode.
13911 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13914 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13915 to correctly determine instrumentation thunks.
13917 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13920 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13921 type by reference, force lhs on the call.
13924 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13925 Compute retval and retbnd early in all cases if split_part_return_p
13926 and return_bb is not EXIT. Remove all clobber stmts and reset
13927 all debug stmts that refer to SSA_NAMEs defined in split part,
13928 except if it is retval, in that case replace the old retval with the
13929 lhs of the call to the split part.
13931 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13934 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13936 PR middle-end/66726
13937 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13938 whose result is used in PHI.
13939 (maybe_optimize_range_tests): Likewise.
13940 (final_range_test_p): Likweise.
13942 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13944 PR middle-end/66726
13945 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13946 whose result is used in PHI.
13947 (maybe_optimize_range_tests): Likewise.
13948 (final_range_test_p): Likweise.
13950 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13952 * cgraph.c: Spelling fixes - behaviour -> behavior and
13953 neighbour -> neighbor.
13954 * target.def: Likewise.
13955 * sel-sched.c: Likewise.
13956 * config/mips/mips.c: Likewise.
13957 * config/arc/arc.md: Likewise.
13958 * config/arm/cortex-a57.md: Likewise.
13959 * config/arm/arm.c: Likewise.
13960 * config/arm/neon.md: Likewise.
13961 * config/arm/arm-c.c: Likewise.
13962 * config/vms/vms-c.c: Likewise.
13963 * config/s390/s390.c: Likewise.
13964 * config/i386/znver1.md: Likewise.
13965 * config/i386/i386.c: Likewise.
13966 * config/ia64/hpux-unix2003.h: Likewise.
13967 * config/msp430/msp430.md: Likewise.
13968 * config/rx/rx.c: Likewise.
13969 * config/rx/rx.md: Likewise.
13970 * config/aarch64/aarch64-simd.md: Likewise.
13971 * config/aarch64/aarch64.c: Likewise.
13972 * config/nvptx/nvptx.c: Likewise.
13973 * config/bfin/bfin.c: Likewise.
13974 * config/cris/cris.opt: Likewise.
13975 * config/rs6000/rs6000.c: Likewise.
13976 * target.h: Likewise.
13977 * spellcheck.c: Likewise.
13978 * ira-build.c: Likewise.
13979 * tree-inline.c: Likewise.
13980 * builtins.c: Likewise.
13981 * lra-constraints.c: Likewise.
13982 * explow.c: Likewise.
13983 * hwint.h: Likewise.
13984 * targhooks.c: Likewise.
13985 * tree-vect-data-refs.c: Likewise.
13986 * expr.c: Likewise.
13987 * doc/tm.texi: Likewise.
13988 * doc/extend.texi: Likewise.
13989 * doc/install.texi: Likewise.
13990 * doc/md.texi: Likewise.
13991 * tree-ssa-tail-merge.c: Likewise.
13992 * sched-int.h: Likewise.
13993 * match.pd: Likewise.
13994 * sched-ebb.c: Likewise.
13995 * target.def (omit_struct_return_reg): Likewise.
13996 * gimple-ssa-isolate-paths.c: Likewise.
13997 (find_implicit_erroneous_behaviour): Renamed to...
13998 (find_implicit_erroneous_behavior): ... this.
13999 (find_explicit_erroneous_behaviour): Renamed to...
14000 (find_explicit_erroneous_behavior): ... this.
14001 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14003 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14005 PR rtl-optimization/64682
14006 PR rtl-optimization/69567
14007 PR rtl-optimization/69737
14008 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14009 in I2 as well, just lose it.
14011 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14013 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14015 (aarch64_last_printed_tune_string): Likewise.
14016 (aarch64_declare_function_name): Only output .arch assembler
14017 directive if it will be different from the previously output
14018 directive. Same for .tune comment but only if -dA is set.
14019 (aarch64_start_file): New function.
14020 (TARGET_ASM_FILE_START): Define.
14022 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14025 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14027 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14030 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14031 -Wmaybe-uninitialized warning.
14033 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14036 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14038 2016-02-11 Richard Biener <rguenther@suse.de>
14040 PR rtl-optimization/69291
14041 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14042 subexpressions affected by changing the result.
14044 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14047 * lra-constraints.c (curr_insn_transform): Find in/out operands
14048 for secondary memory moves. Update dups.
14050 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14052 PR tree-optimization/69652
14053 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14054 to nested loop, did source re-formatting, skip debug statements,
14055 add check on statement with volatile operand, remove dead scalar
14058 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14059 Patrick Palka <ppalka@gcc.gnu.org>
14063 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14064 calls if the return type is TREE_ADDRESSABLE.
14065 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14066 * ipa-split.c (split_function): Fix doubled "we" in comment.
14067 Use void return type for the split part even if
14068 !split_point->split_part_set_retval.
14070 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14072 PR tree-optimization/68021
14073 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14074 when computing the value of biv cand by itself.
14076 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14078 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14079 (cortexa57_tunings): Likewise.
14080 (cortexa72_tunings): Likewise.
14081 (arch_macro_fusion_pair_p): Add support for AES fusion.
14082 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14083 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14084 Allow virtual registers before reload so early scheduling works.
14085 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14086 correct latency and pipeline.
14087 (cortex_a57_crypto_complex): Likewise.
14088 (cortex_a57_crypto_xor): Likewise.
14089 (define_bypass): Add AES bypass.
14091 2016-02-10 Richard Biener <rguenther@suse.de>
14093 PR tree-optimization/69726
14094 * passes.def: Add DCE pass before late uninit.
14095 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14096 really fixup if-conversions job.
14098 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14100 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14101 (arm_cortex_a57_tune): Likewise.
14102 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14103 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14105 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14107 * timevar.def (TV_PHASE_DBGINFO): Delete.
14108 (TV_PHASE_CHECK_DBGINFO): Likewise.
14109 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14111 2016-02-10 Richard Biener <rguenther@suse.de>
14113 PR tree-optimization/69719
14114 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14115 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14117 2016-02-09 Andrew Pinski <apinski@cavium.com>
14120 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14121 get_vcond_mask_icode returns false.
14123 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14126 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14127 an ADDIS that adds a pointer to a large constant that sets the
14128 upper16 bits with a load operation.
14130 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14133 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14135 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14137 (vzipq_s16): Likewise.
14138 (vzipq_s32): Likewise.
14139 (vzipq_f32): Likewise.
14140 (vzipq_u8): Likewise.
14141 (vzipq_u16): Likewise.
14142 (vzipq_u32): Likewise.
14143 (vzipq_p8): Likewise.
14144 (vzipq_p16): Likewise.
14146 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14149 * config/arm/arm.c (neon_endian_lane_map): New function.
14150 (neon_vector_pair_endian_lane_map): New function.
14151 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14152 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14154 (vuzpq_s16): Likewise.
14155 (vuzpq_s32): Likewise.
14156 (vuzpq_f32): Likewise.
14157 (vuzpq_u8): Likewise.
14158 (vuzpq_u16): Likewise.
14159 (vuzpq_u32): Likewise.
14160 (vuzpq_p8): Likewise.
14161 (vuzpq_p16): Likewise.
14163 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14166 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14169 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14171 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14172 truncate const_int operand 1 to QImode.
14174 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14176 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14177 corresponding to an abnormal edge.
14179 2016-02-09 Tom de Vries <tom@codesourcery.com>
14181 PR tree-optimization/69599
14182 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14184 (find_func_aliases_for_builtin_call, find_func_clobbers)
14185 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14188 2016-02-09 Richard Biener <rguenther@suse.de>
14190 PR tree-optimization/69715
14191 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14192 LHS on calls as non-rewritable.
14194 2016-02-09 Tom de Vries <tom@codesourcery.com>
14197 * lto-wrapper.c (append_diag_options): New function.
14198 (compile_offload_image): Call append_diag_options.
14200 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14203 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14204 Minor copy-edit to fix verb tenses.
14206 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14208 PR tree-optimization/69209
14209 * ipa-split.c (split_function): If split part is not
14210 returning retval, retval has gimple type but is not
14211 gimple value, force it into a SSA_NAME first.
14213 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14215 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14218 2016-02-08 Jason Merrill <jason@redhat.com>
14221 * convert.c (convert_to_integer_1): Check dofold on truncation
14223 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14224 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14225 Rename from *_nofold.
14226 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14227 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14229 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14232 * tree.c (build_common_tree_nodes): Remove short_double argument.
14233 All callers changed.
14234 * tree.h (build_common_tree_nodes): Adjust declaration.
14235 * doc/invoke.texi (-fshort-double): Remove documentation.
14236 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14237 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14238 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14239 (append_linker_options): Don't handle OPT_fshort_double.
14241 PR rtl-optimization/68730
14242 * lra-remat.c (insn_to_cand_activation): New static variable.
14243 (lra_remat): Allocate and free it.
14244 (create_cand): New arg activation. Initialize a field in
14245 insn_to_cand_activation if it is nonnull.
14246 (create_cands): Pass the activation insn to create_cand when making
14247 a candidate involving an output reload. Reorganize code a little.
14248 (do_remat): Keep track of active status of candidates in a separate
14251 2016-02-08 Richard Biener <rguenther@suse.de>
14253 PR tree-optimization/69719
14254 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14255 Properly use absolute of the difference of the two offsets to
14256 compare or adjust the segment length.
14258 2016-02-08 Richard Biener <rguenther@suse.de>
14259 Jeff Law <law@redhat.com>
14262 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14263 types for anonymous SSA names.
14265 2016-02-08 Richard Biener <rguenther@suse.de>
14267 PR rtl-optimization/69274
14268 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14270 2016-02-08 Jeff Law <law@redhat.com>
14272 PR tree-optimization/65917
14273 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14274 equivalences from if (x == y) style conditionals.
14275 (loop_depth_of_name): Remove.
14276 (record_equality): Remove loop depth check.
14277 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14278 (const_and_copies::record_const_or_copy_raw): New member function.
14279 * tree-ssa-scopedtables.c
14280 (const_and_copies::record_const_or_copy_raw): New, factored out of
14281 (const_and_copies::record_const_or_copy): Call new member function.
14283 2016-02-05 Jeff Law <law@redhat.com>
14285 PR tree-optimization/68541
14286 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14287 (count_stmts_in_block): New function.
14288 (poor_ifcvt_candidate_code): Likewise.
14289 (is_feasible_trace): Add some heuristics to determine when path
14290 splitting is profitable.
14291 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14292 is a diamond with a single exit.
14294 2016-02-05 Martin Sebor <msebor@redhat.com>
14297 * doc/invoke.texi: Update -Wplacement-new to take an optional
14300 2016-02-06 Richard Henderson <rth@redhat.com>
14303 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14304 out of non-standard address spaces.
14306 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14308 PR rtl-optimization/69691
14309 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14311 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14313 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14314 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14315 (*ieee128_mfvsrd_64bit): Likewise.
14316 (*ieee128_mfvsrd_32bit): Likewise.
14318 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14322 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14324 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14325 instrumented_version.
14327 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14329 * doc/invoke.texi (Optimize Options): In table of --param options
14330 rename second occurrence of tracer-min-branch-ratio to
14331 tracer-min-branch-probability, rename
14332 tracer-min-branch-ratio-feedback to
14333 tracer-min-branch-probability-feedback and clarify description,
14334 rename sched-spec-state-edge-prob-cutoff to
14335 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14336 to selsched-insns-to-rename, rename lto-minpartition to
14337 lto-min-partition, delete reorder-blocks-duplicate and
14338 reorder-blocks-duplicate-feedback.
14340 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14342 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14345 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14347 * doc/extend.texi: S/390: Correct some typos.
14349 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14351 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14353 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14356 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14357 (s390_register_info_gprtofpr): Use new macros above.
14358 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14360 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14361 its name. Adjust restore and save gpr ranges.
14362 (s390_register_info_set_ranges): New function.
14363 (s390_register_info): Use new macros above. Call
14364 s390_register_info_set_ranges.
14365 (s390_optimize_register_info): Likewise.
14366 (s390_hard_regno_rename_ok): Use new macros.
14367 (s390_hard_regno_scratch_ok): Likewise.
14368 (s390_emit_epilogue): Likewise.
14369 (s390_can_use_return_insn): Likewise.
14370 (s390_optimize_prologue): Likewise.
14371 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14373 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14376 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14378 (ix86_option_override_internal): Disable TARGET_STV even for
14379 -m{incoming,preferred}-stack-boundary=3.
14381 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14383 * config.gcc: Mark deprecated rtems targets as obsolete.
14385 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14387 PR rtl-optimization/64682
14388 PR rtl-optimization/69567
14389 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14390 before I2 only if the register is both used and set in I2.
14392 2016-02-04 DJ Delorie <dj@redhat.com>
14394 * config/msp430/msp430.c (msp430_start_function): Add function type.
14396 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14399 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14401 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14403 PR rtl-optimization/69577
14405 2015-10-29 Richard Henderson <rth@redhat.com>
14409 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14410 sse check to the exact conditions of PR 67609.
14412 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14415 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14416 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14417 not allowed into the traditional Altivec registers.
14418 (movtd_64bit_nodm): Likewise.
14419 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14421 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14423 * config/aarch64/cortex-a57-fma-steering.c
14424 (aarch64_register_fma_steering): Remove "static" from arguments
14427 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14430 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14431 twice when complex.
14433 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14435 * doc/invoke.texi: Delete -mno-fma4.
14437 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14439 PR rtl-optimization/69577
14440 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14441 (find_subregs_of_mode): Update accordingly. Iterate over partial
14444 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14446 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14447 * config/arm/arm.c (neon_reinterpret): Remove.
14448 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14449 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14450 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14451 vreinterpretti): Remove.
14452 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14453 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14454 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14455 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14456 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14457 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14458 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14459 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14460 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14461 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14462 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14463 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14464 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14465 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14466 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14467 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14468 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14469 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14470 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14471 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14472 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14473 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14474 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14475 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14476 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14477 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14478 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14479 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14480 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14481 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14482 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14483 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14484 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14485 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14486 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14487 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14488 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14489 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14490 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14491 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14492 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14493 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14494 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14495 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14496 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14497 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14498 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14499 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14500 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14501 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14502 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14503 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14504 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14505 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14506 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14507 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14508 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14509 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14510 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14511 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14512 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14513 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14514 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14515 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14516 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14517 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14518 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14519 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14520 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14521 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14522 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14523 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14524 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14525 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14526 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14527 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14528 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14529 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14530 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14531 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14532 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14533 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14534 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14535 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14536 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14537 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14538 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14539 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14540 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14541 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14542 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14543 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14544 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14545 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14546 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14547 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14548 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14549 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14550 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14551 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14552 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14553 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14554 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14556 2016-02-04 Martin Liska <mliska@suse.cz>
14559 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14560 that are gimple_store_p.
14561 (maybe_instrument_call): Likewise.
14563 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14565 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14566 register scaling out of memory reference and comment why.
14568 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14572 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14573 folding the source of a SET.
14575 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14579 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14580 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14582 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14586 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14589 2016-02-04 Christian Bruel <christian.bruel@st.com>
14591 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14592 * config/arm/arm.c (arm_set_current_function): Likewise.
14594 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14595 Ilya Enkovich <enkovich.gnu@gmail.com>
14596 H.J. Lu <hongjiu.lu@intel.com>
14599 * config/i386/i386.c (convert_scalars_to_vector): Remove
14600 stack alignment fixes.
14601 (ix86_option_override_internal): Disable TARGET_STV if stack
14602 might not be aligned enough.
14603 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14605 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14607 * config/i386/x86-tune.def: Disable default prefetching
14610 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14611 Vladimir Makarov <vmakarov@redhat.com>
14614 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14615 in validating fused toc addresses.
14617 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14620 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14621 range->m_caret fields if range->m_show_caret_p is false.
14624 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14625 Force oldval into register if it does not satisfy reg_or_short_operand
14626 predicate. Fix up formatting.
14628 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14629 Alexandre Oliva <aoliva@redhat.com>
14632 * lra-constraints.c (simplify_operand_subreg): Check additionally
14633 address validity after potential reloading.
14634 (process_address_1): Check insns validity. In case of failure do
14637 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14640 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14643 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14645 * wide-int.cc (canonize_uhwi): New function.
14646 (wi::divmod_internal): Use it.
14648 2016-02-02 James Norris <jnorris@codesourcery.com
14650 * gimplify.c (omp_notice_variable): Add usage check.
14652 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14654 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14655 like LE, GE, LT, GT when emitting relational operator.
14657 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14659 * ira-costs.c (find_costs_and_classes): Add extra argument.
14660 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14661 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14662 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14663 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14664 Add best_class parameter, and return it if not ALL_REGS.
14665 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14667 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14668 Update target hook.
14670 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14672 * config/aarch64/aarch64.c
14673 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14674 (aarch64_ira_change_pseudo_allocno_class): New function.
14676 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14679 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14681 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14683 * config/avr/avr.c (avr_option_override): Set
14684 PARAM_ALLOW_STORE_DATA_RACES to 1.
14686 2016-02-02 Richard Biener <rguenther@suse.de>
14688 PR tree-optimization/69595
14689 * match.pd: Add range test simplifications to true/false.
14691 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14693 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14694 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14697 2016-02-02 Richard Biener <rguenther@suse.de>
14699 PR tree-optimization/69606
14700 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14701 info on the result before moving a stmt.
14703 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14705 PR middle-end/68542
14706 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14707 branch with vector comparison.
14708 * config/i386/sse.md (VI48_AVX): New mode iterator.
14709 (define_expand "cbranch<mode>4): Add support for conditional branch
14710 with vector comparison.
14711 * tree-vect-loop.c (optimize_mask_stores): New function.
14712 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14713 has_mask_store field of vect_info.
14714 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14715 vectorized loops having masked stores after vec_info destroy.
14716 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14717 correspondent macros.
14718 (optimize_mask_stores): Add prototype.
14720 2016-02-02 Alan Modra <amodra@gmail.com>
14723 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14726 2016-02-02 Alan Modra <amodra@gmail.com>
14729 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14730 whenever toc_label_name used.
14731 (rs6000_file_start): Don't set up toc section here,
14732 (rs6000_output_function_epilogue): do so here instead,
14733 (rs6000_xcoff_file_start): and here.
14734 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14735 (load_toc_aix_di): Likewise.
14737 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14739 PR rtl-optimization/69592
14740 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14741 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14742 (num_sign_bit_copies_binary_arith_p): New inline function.
14743 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14745 2016-02-01 Jeff Law <law@redhat.com>
14747 PR tree-optimization/69580
14748 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14749 * tree-ssa-threadbackward.c
14750 (fsm_find_control_statement_thread_paths): Do not try to walk
14751 through large PHI nodes.
14753 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14755 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14756 when count is incremented above limit, don't analyze further
14759 * omp-low.c (oacc_parse_default_dims): Avoid
14760 -Wsign-compare warning, make sure value fits into int
14761 rather than just unsigned int.
14763 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14765 PR tree-optimization/67921
14766 * fold-const.c (split_tree): New parameters. Convert pointer
14767 type variable part to proper type before negating.
14768 (fold_binary_loc): Pass new arguments to split_tree.
14770 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14772 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14773 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14774 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14775 * doc/tm.texti: Rebuilt.
14776 * doc/invoke.texi (fopenacc-dim): Document.
14777 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14778 (append_compiler_options): Likewise.
14779 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14780 (oacc_parse_default_dims): New.
14781 (oacc_validate_dims): Add USED arg. Select non-unity default when
14783 (oacc_loop_fixed_partitions): Return mask of used partitions.
14784 (oacc_loop_auto_partitions): Emit dump info.
14785 (oacc_loop_partition): Return mask of used partitions.
14786 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14787 loop partitioning and validation calls.
14789 2016-02-01 Richard Biener <rguenther@suse.de>
14791 PR middle-end/69556
14792 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14794 2016-02-01 Richard Biener <rguenther@suse.de>
14796 PR tree-optimization/69574
14797 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14798 of asserting return chrec_dont_know.
14800 2016-02-01 Martin Liska <mliska@suse.cz>
14802 * mem-stats-traits.h: Add copyright header.
14803 * mem-stats.h: Likewise.
14805 2016-02-01 Richard Biener <rguenther@suse.de>
14807 PR tree-optimization/69579
14808 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14809 Do not propagate through abnormal PHI results.
14811 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14813 * postreload.c (reload_cse_simplify): Remove dead code.
14815 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14817 PR rtl-optimization/69570
14818 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14819 if there is more than one set, not if there is a single set.
14821 2016-02-01 Richard Henderson <rth@redhat.com>
14824 * combine.c (make_compound_operation): When looking through a
14825 subreg, make sure to re-extend to the width of the outer mode.
14827 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14829 PR tree-optimization/69546
14830 * wide-int.cc (wi::divmod_internal): For unsigned division
14831 where both operands fit into uhwi, if o1 is 1 and o0 has
14832 msb set, if divident_prec is larger than bits per hwi,
14833 clear another quotient word and return 2 instead of 1.
14834 Similarly for remainder with msb in HWI set, if dividend_prec
14835 is larger than bits per hwi.
14837 2016-01-29 Martin Jambor <mjambor@suse.cz>
14839 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14840 Use short lowercase names.
14841 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14842 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14843 acq_rel one. Protect warning agains segfaults if
14844 get_memory_order_name returns NULL.
14845 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14846 with release semantics. Do not warn if get_memory_order already did.
14847 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14848 semantics. Fix check for relaxed or acquire semantics. Do not warn
14849 if get_memory_order already did.
14851 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14853 * doc/install.texi: Document that isl-0.16 is supported.
14855 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14858 * config/i386/constraints.md (Bm): Describe as special memory
14860 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14861 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14862 * genpreds.c (struct constraint_data): Add is_special_memory.
14863 (have_special_memory_constraints, special_memory_start): New
14865 (special_memory_end): Ditto.
14866 (add_constraint): Add new arg is_special_memory. Add code to
14867 process its true value. Update have_special_memory_constraints.
14868 (process_define_constraint): Pass the new arg.
14869 (process_define_register_constraint): Ditto.
14870 (choose_enum_order): Process special memory.
14871 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14872 function insn_extra_special_memory_constraint.
14873 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14874 * gensupport.c (process_rtx): Process
14875 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14876 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14877 * ira-lives.c (single_reg_class): Use
14878 insn_extra_special_memory_constraint.
14879 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14880 * lra-constraints.c (process_alt_operands): Ditto.
14881 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14882 * recog.c (asm_operand_ok, preprocess_constraints): Process
14884 * reload.c (find_reloads): Ditto.
14885 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14886 * stmt.c (parse_input_constraint): Use
14887 insn_extra_special_memory_constraint.
14889 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14892 * lra-splill.c (lra_final_code_change): Revert r229087 by
14893 removing all sub-registers.
14895 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14898 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14900 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14903 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14904 SSE1, copy target into the temporary reg first before recursing
14907 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14909 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14912 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14914 * ginclude/stdarg.h: Test __cplusplus instead of
14915 __GXX_EXPERIMENTAL_CXX0X__.
14917 2016-01-29 Richard Biener <rguenther@suse.de>
14919 PR tree-optimization/69547
14920 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14921 Do not mark clobbers necessary.
14922 (mark_all_reaching_defs_necessary_1): Likewise.
14924 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14926 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14927 declaration name with %qs and print it in both error messages.
14928 Also fix indentation.
14930 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14933 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14934 trailing blank line from error message.
14936 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14939 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14942 2016-01-29 Richard Biener <rguenther@suse.de>
14944 PR middle-end/69537
14945 * match.pd: Allow all integral types when simplifying a
14946 widening or sign-changing conversion.
14948 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14950 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14951 back to setting codegen_error to fail codegen.
14953 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/constraints.md (C): Only accept constant zero operand.
14957 (BC): New constraint.
14958 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14959 instead of C constraint.
14960 * doc/md.texi (Machine Constraints): Update description
14963 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14966 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14968 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14970 PR middle-end/69542
14971 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14974 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14976 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14977 branches if using guessed profile.
14979 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14981 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14983 2016-01-28 Richard Henderson <rth@redhat.com>
14986 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14987 * config/aarch64/aarch64-protos.h: Update.
14988 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14989 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14990 (aarch64_get_condition_code_1): Handle CC_Cmode.
14991 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14992 (*add<mode>3_compareC_cconly_imm): New.
14993 (*add<mode>3_compareC_cconly): New.
14994 (*add<mode>3_compareC_imm): New.
14995 (add<mode>3_compareC): New.
14996 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14997 to be first. Use aarch64_carry_operation.
14998 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14999 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15000 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15001 (subti3): Use subdi3_compare1.
15002 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15003 (sub<mode>3_compare1): New.
15004 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15005 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15006 (*subsi3_carryin_uxtw): Likewise.
15007 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15008 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15009 * config/aarch64/iterators.md (DWI): New.
15010 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15011 (aarch64_borrow_operation): New.
15013 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15015 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15016 message when isl does not return a valid schedule.
15018 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15020 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15021 Remove comments from class declarations: they are already in the code
15024 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15026 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15028 (ternary_op_to_tree): Same.
15029 (unary_op_to_tree): Same.
15030 (nary_op_to_tree): Same.
15031 (gcc_expression_from_isl_expr_op): Same.
15032 (gcc_expression_from_isl_expression): Same.
15033 (graphite_create_new_loop): Same.
15034 (graphite_create_new_loop_guard): Same.
15035 (build_iv_mapping): Same.
15036 (graphite_create_new_guard): Same.
15037 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15038 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15040 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15042 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15043 instead of setting codegen_error to fail codegen.
15045 2016-01-28 Jason Merrill <jason@redhat.com>
15047 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15049 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15051 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15052 Remove CONST_INT_P check in CCMP cost calculation.
15054 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15056 * config/aarch64/aarch64.c (generic_vector_cost):
15057 Set vec_permute_cost.
15058 (cortexa57_vector_cost): Likewise.
15059 (exynosm1_vector_cost): Likewise.
15060 (xgene1_vector_cost): Likewise.
15061 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15062 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15063 Add vec_permute_cost entry.
15065 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15067 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15069 (add<mode>3_compare0): Likewise.
15070 (addsi3_compare0_uxtw): Likewise.
15071 (add<mode>3nr_compare0): Likewise.
15072 (compare_neg<mode>): Likewise.
15073 (<optab><mode>3): Likewise.
15075 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15077 * tree-vect-stmts.c (vectorizable_comparison): Add
15078 NULL check for vectype.
15080 2016-01-28 Richard Biener <rguenther@suse.de>
15082 PR tree-optimization/69466
15083 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15084 Account for PHIs we couldn't duplicate.
15086 2016-01-28 Martin Liska <mliska@suse.cz>
15089 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15090 instead of ENABLE_VALGRIND_CHECKING.
15092 2016-01-27 Richard Henderson <rth@redhat.com>
15095 * lra-remat.c (subreg_regs): New.
15096 (dump_candidates_and_remat_bb_data): Dump it.
15097 (operand_to_remat): Reject if operand in subreg_regs.
15098 (set_bb_regs): Collect subreg_regs.
15099 (lra_remat): Init and free subreg_regs. Compute
15100 calculate_local_reg_remat_bb_data before create_cands.
15102 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15105 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15106 change stack_alignment_needed for __tls_get_addr call.
15108 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15110 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15112 2016-01-27 Jeff Law <law@redhat.com>
15114 PR tree-optimization/68398
15115 PR tree-optimization/69196
15116 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15117 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15118 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15119 Only count PHIs in the last block in the path. The others will
15120 const/copy propagate away. Add heuristic to allow more irreducible
15121 subloops to be created when it is likely profitable to do so.
15123 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15124 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15125 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15127 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15130 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15131 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15132 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15133 * tree-streamer-in.c: Include asan.h.
15134 (streamer_get_builtin_tree): For builtins in sanitizer
15135 range call initialize_sanitizer_builtins and retry.
15137 2016-01-27 Ian Lance Taylor <iant@google.com>
15139 * common.opt (fkeep-gc-roots-live): New undocumented option.
15140 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15141 -fkeep-gc-roots-live, skip pointers.
15142 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15145 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15148 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15149 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15151 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15154 * configure.ac: NetBSD provides SSP in its C library.
15155 * configure: Updated.
15157 2016-01-27 Richard Biener <rguenther@suse.de>
15159 PR tree-optimization/69166
15160 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15161 reduction code for commutativity / associativity.
15163 2016-01-27 Martin Jambor <mjambor@suse.cz>
15165 PR tree-optimization/69355
15166 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15167 total_scalarization fails.
15169 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15171 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15174 2016-01-27 Christian Bruel <christian.bruel@st.com>
15177 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15178 Move arm_reset_previous_fndecl and set_target_option_current_node in
15179 the conditional part. Call save_restore_target_globals.
15180 * config/arm/arm.c (arm_set_current_function):
15181 Refactor to better support #pragma target and attribute mix.
15182 Call save_restore_target_globals.
15183 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15185 2016-01-27 Martin Liska <mliska@suse.cz>
15187 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15188 reference for an HSA kernel and its host function.
15190 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15192 PR tree-optimization/69399
15193 * wide-int.h (wi::lrshift): For larger precisions, only
15194 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15196 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15198 * config/arc/predicates.md (proper_comparison_operator): Reject
15199 constant-constant comparison.
15201 2016-01-26 Tom de Vries <tom@codesourcery.com>
15203 PR tree-optimization/69110
15204 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15205 DR_NUM_DIMENSIONS == 0.
15207 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15208 Sebastian Pop <s.pop@samsung.com>
15210 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15211 isl_ast_op_cond and isl_ast_op_select.
15212 (gcc_expression_from_isl_expr_op): Same.
15214 2016-01-26 Jason Merrill <jason@redhat.com>
15217 * tree.c (recompute_constructor_flags): Split out from
15219 (verify_constructor_flags): New.
15220 * tree.h: Declare them.
15222 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15224 PR rtl-optimization/69217
15225 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15226 are no TYPE_FIELDS set for the record type.
15228 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15231 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15232 toc_label_name unconditionally.
15233 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15234 SYMBOL_REF string. Use toc_label_name instead of constructing
15236 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15237 constructing LCTOC1.
15239 2016-01-26 Martin Sebor <msebor@redhat.com>
15242 * doc/extend.texi (Common Type Attributes): Move text that talks about
15243 attribute packed from attribute aligned to the section discussing
15244 the former attribute for clarity.
15246 2016-01-26 Richard Henderson <rth@redhat.com>
15248 PR middle-end/60908
15249 * trans-mem.c (tm_region_init): Mark entry block as visited.
15251 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15254 * diagnostic-show-locus.c (layout::print_source_line): Replace
15255 call to pp_newline with call to layout::print_newline.
15256 (layout::print_annotation_line): Likewise.
15257 (layout::move_to_column): Likewise.
15258 (layout::print_any_fixits): After printing any fixits, print a
15259 trailing newline, if necessary.
15260 (layout::print_newline): New method, resetting any colorization
15262 (diagnostic_show_locus): Move the pp_newline to before the
15263 early bailout. Remove dummy block enclosing the layout instance.
15264 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15265 of pp_newline_and_flush with pp_flush.
15266 (diagnostic_append_note): Delete use of pp_newline.
15267 (diagnostic_append_note_at_rich_loc): Delete.
15268 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15269 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15270 when newline characters are added to the buffer.
15272 2016-01-26 Michael Matz <matz@suse.de>
15274 * configure.ac (ac_cv_std_swap_in_utility): New test.
15275 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15276 * configure: Regenerate.
15277 * config.in: Regenerate.
15279 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15281 * config/arc/arc.md (cstoresi4): Force operand into register.
15282 (arcset<code>): Fix predicate.
15283 (arcsetltu): Likewise.
15284 (arcsetgeu): Likewise.
15285 (arcsethi): Likewise.
15286 (arcsetls): Likewise.
15288 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15290 PR tree-optimization/69483
15291 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15292 if base has error_mark_node type.
15294 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15297 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15298 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15300 (vget_lane_f16): Handle big-endian.
15301 (vgetq_lane_f16): Likewise.
15302 (vset_lane_f16): Likewise.
15303 (vsetq_lane_f16): Likewise.
15304 * config/arm/iterators.md (VQXMOV): Add V8HF.
15305 (VDQ): Add V4HF and V8HF.
15306 (V_reg): Handle V4HF and V8HF.
15307 (Is_float_mode): Likewise.
15308 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15309 neon_vdup_nv8hf): New patterns.
15310 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15311 Use VD_LANE iterator.
15312 (neon_vld1_dup<mode>): Use VQ2 iterator.
15314 2016-01-26 Nathan Sidwell <nathan@acm.org>
15316 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15317 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15318 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15319 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15320 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15321 (oacc_validate_dims): Add LEVEL arg, don't return level.
15322 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15323 oacc_validate_dims.
15324 (execute_oacc_device_lower): Adjust, add more dump output.
15325 * tree-ssa-loop.c (gate_oacc_kernels): Use
15326 oacc_fn_attrib_kernels_p.
15327 * tree-parloops.c (create_parallel_loop): Adjust
15328 set_oacc_fn_attrib call.
15330 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15333 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15334 (append_compiler_options): Handle -fcilkplus.
15335 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15337 2016-01-26 Nick Clifton <nickc@redhat.com>
15340 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15341 been marked as DECL_ONE_ONLY but we do not the means to make it
15342 so, then do not allow it to bind locally.
15344 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15347 * opts.h (parse_sanitizer_options): New prototype.
15348 * opts.c (sanitizer_opts): New array.
15349 (parse_sanitizer_options): New function.
15350 (common_handle_option): Use parse_sanitizer_options.
15352 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15355 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15356 alignment adjustment to ...
15357 (ix86_update_stack_boundary): Here. Don't over-align stack for
15359 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15360 if __tls_get_addr is called.
15362 2016-01-26 Christian Bruel <christian.bruel@st.com>
15364 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15366 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15368 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15370 2016-01-26 Richard Biener <rguenther@suse.de>
15372 PR middle-end/69467
15373 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15375 2016-01-26 Richard Biener <rguenther@suse.de>
15377 PR tree-optimization/69452
15378 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15379 (move_computations_dom_walker::before_dom_children): Rename
15381 (move_computations_worker): This.
15382 (move_computations): Perform an RPO rather than a DOM walk.
15384 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15387 * combine.c (combine_instructions): For REG_EQUAL note with
15388 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15389 to the underlying register.
15390 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15391 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15393 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15396 * config/aarch64/aarch64-builtins.c
15397 (aarch64_init_simd_builtin_types): Do not set structural
15398 equality to __Poly{8,16,64,128}_t types.
15400 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15402 PR tree-optimization/69400
15403 * wide-int.cc (wi_pack): Take the precision as argument and
15404 perform canonicalization here rather than in the callers.
15405 Use the main loop to handle all full-width HWIs. Add a
15406 zero HWI if in_len isn't a full result.
15407 (wi::divmod_internal): Update accordingly.
15408 (wi::mul_internal): Likewise. Simplify.
15410 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15411 Sebastian Pop <s.pop@samsung.com>
15413 * graphite-poly.c (apply_poly_transforms): Simplify.
15414 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15415 (print_isl_map): Same.
15416 (print_isl_union_map): Same.
15417 (print_isl_schedule): New.
15418 (debug_isl_schedule): New.
15419 * graphite-dependences.c (scop_get_reads): Do not call
15420 isl_union_map_add_map that is undocumented isl functionality.
15421 (scop_get_must_writes): Same.
15422 (scop_get_may_writes): Same.
15423 (scop_get_original_schedule): Remove.
15424 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15425 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15426 (compute_deps): Remove.
15427 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15428 (debug_schedule_ast): New.
15429 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15430 set_separate_option.
15431 (graphite_regenerate_ast_isl): Add dump.
15432 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15433 from scop->transformed_schedule.
15434 (graphite_regenerate_ast_isl): Add more dump.
15435 * graphite-optimize-isl.c (optimize_isl): Set
15436 scop->transformed_schedule. Check whether schedules are equal.
15437 (apply_poly_transforms): Move here.
15438 * graphite-poly.c (apply_poly_transforms): ... from here.
15439 (free_poly_bb): Static.
15440 (free_scop): Static.
15441 (pbb_number_of_iterations_at_time): Remove.
15442 (print_isl_ast): New.
15443 (debug_isl_ast): New.
15444 (debug_scop_pbb): New.
15445 * graphite-scop-detection.c (print_edge): Move.
15446 (print_sese): Move.
15447 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15448 (build_scop_scattering): Remove.
15449 (create_pw_aff_from_tree): Assert instead of bailing out.
15450 (add_condition_to_pbb): Remove unused code, do not fail.
15451 (add_conditions_to_domain): Same.
15452 (add_conditions_to_constraints): Remove.
15453 (build_scop_context): New.
15454 (add_iter_domain_dimension): New.
15455 (build_iteration_domains): Initialize pbb->iterators.
15456 Call add_conditions_to_domain.
15459 (index_outermost_in_loop): New.
15460 (index_pbb_in_loop): New.
15461 (outermost_pbb_in): New.
15462 (add_in_sequence): New.
15463 (add_outer_projection): New.
15464 (outer_projection_mupa): New.
15465 (add_loop_schedule): New.
15466 (build_schedule_pbb): New.
15467 (build_schedule_loop): New.
15468 (embed_in_surrounding_loops): New.
15469 (build_schedule_loop_nest): New.
15470 (build_original_schedule): New.
15471 (build_poly_scop): Call build_original_schedule.
15472 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15473 (free_poly_dr): Remove.
15474 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15475 (free_poly_bb): Remove.
15476 (debug_loop_vec): Remove.
15477 (print_isl_ast): Declare.
15478 (debug_isl_ast): Declare.
15479 (scop_do_interchange): Remove.
15480 (scop_do_strip_mine): Remove.
15481 (scop_do_block): Remove.
15482 (flatten_all_loops): Remove.
15483 (optimize_isl): Remove.
15484 (pbb_number_of_iterations_at_time): Remove.
15485 (debug_scop_pbb): Declare.
15486 (print_schedule_ast): Declare.
15487 (debug_schedule_ast): Declare.
15488 (struct scop): Remove schedule. Add original_schedule,
15489 transformed_schedule.
15490 (free_gimple_poly_bb): Remove.
15491 (print_generated_program): Remove.
15492 (debug_generated_program): Remove.
15493 (unify_scattering_dimensions): Remove.
15494 * sese.c (print_edge): ... here.
15495 (print_sese): ... here.
15496 (debug_edge): ... here.
15497 (debug_sese): ... here.
15498 * sese.h (print_edge): Declare.
15499 (print_sese): Declare.
15500 (dump_edge): Declare.
15501 (dump_sese): Declare.
15503 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15504 Sebastian Pop <s.pop@samsung.com>
15506 * Makefile.in: Set ISLVER in site.exp.
15508 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15510 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15511 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15512 through DECL_VALUE_EXPR for expansion.
15514 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15516 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15517 the frame info after reload completed.
15519 2016-01-25 Jeff Law <law@redhat.com>
15521 PR tree-optimization/69196
15522 PR tree-optimization/68398
15523 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15524 tree-ssa-threadupdate.c.
15525 (determine_bb_domination_status): Prototype
15526 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15527 (determine_bb_domination_status): No longer static.
15528 (valid_jump_thread_path): Remove code to detect characteristics
15529 of the jump thread path not associated with correctness.
15530 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15531 Correct test for thread path length. Count PHIs for real operands as
15532 statements that need to be copied. Do not count ASSERT_EXPRs.
15533 Look at all the blocks in the thread path. Compute and selectively
15534 filter thread paths based on threading through the latch, threading
15535 a multiway branch or crossing a multiway branch.
15537 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15539 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15540 decl with __attribute__ ((unused)) annotation.
15542 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15545 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15546 of operands is compatible with a statement vectype.
15548 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15550 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15551 improve wording for mixed storage order support.
15553 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15555 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15556 (vcvt_u64_f64): Likewise.
15557 (vcvta_s64_f64): Likewise.
15558 (vcvta_u64_f64): Likewise.
15559 (vcvtm_s64_f64): Likewise.
15560 (vcvtm_u64_f64): Likewise.
15561 (vcvtn_s64_f64): Likewise.
15562 (vcvtn_u64_f64): Likewise.
15563 (vcvtp_s64_f64): Likewise.
15564 (vcvtp_u64_f64): Likewise.
15566 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15568 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15569 (arc_init): Check validity mll64 option.
15570 (arc_save_restore): Use double load/store instruction.
15571 (arc_expand_movmem): Likewise.
15572 (arc_split_move): Don't split if we have double load/store
15573 instructions. Returns a boolean.
15574 (arc_process_double_reg_moves): Change function to return boolean
15575 instead of a sequence of instructions.
15576 (arc_dwarf_register_span): New function.
15577 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15578 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15579 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15580 (*movdf_insn): Likewise.
15581 * config/arc/arc.opt (mll64): New option.
15582 * config/arc/predicates.md (even_register_operand): New predicate.
15583 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15585 2016-01-25 Richard Biener <rguenther@suse.de>
15588 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15589 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15591 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15593 2016-01-25 Richard Biener <rguenther@suse.de>
15595 PR tree-optimization/69376
15596 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15598 (VN_INFO_ANTI_RANGE_P): New inline.
15599 (VN_INFO_RANGE_TYPE): Likewise.
15600 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15601 SSA_NAME_ANTI_RANGE_P.
15602 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15603 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15604 Properly query VN_INFO_RANGE_TYPE.
15606 2016-01-25 Nick Clifton <nickc@redhat.com>
15609 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15611 2016-01-23 Tom de Vries <tom@codesourcery.com>
15613 PR tree-optimization/69426
15614 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15617 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15619 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15620 "the the" with "the" in the comments.
15621 * ipa-devirt.c (build_type_inheritance_graph,
15622 update_type_inheritance_graph): Likewise.
15623 * tree.c (build_function_type_list_1): Likewise.
15624 * cfgloopmanip.c (scale_loop_profile): Likewise.
15625 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15626 * gimple-ssa-split-paths.c
15627 (find_block_to_duplicate_for_splitting_paths): Likewise.
15628 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15629 * expr.c (convert_move): Likewise.
15630 * var-tracking.c (vt_stack_adjustments): Likewise.
15631 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15632 * tree-vrp.c (test_for_singularity): Likewise.
15634 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15635 directly instead of building a temporary tree.
15638 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15639 remove <algorithm> include.
15641 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15644 * config/i386/i386.c: Include dojump.h.
15645 (expand_small_movmem_or_setmem,
15646 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15648 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15649 if dynamic_check != -1.
15651 2016-01-21 Jeff Law <law@redhat.com>
15653 PR middle-end/69347
15654 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15655 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15656 into dominated_by_p.
15657 (cprop_into_successor_phis): Avoid unnecessary tests.
15659 2016-01-22 Richard Henderson <rth@redhat.com>
15662 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15663 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15665 2016-01-22 Michael Matz <matz@suse.de>
15667 * system.h (string, algorithm): Include only conditionally.
15668 (new): Include always under C++.
15669 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15670 * final.c (toplevel): Ditto.
15671 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15672 * genconditions.c (write_header): Make gencondmd.c define
15674 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15676 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15677 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15679 2016-01-22 Christian Bruel <christian.bruel@st.com>
15682 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15684 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15687 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15688 define_insn_and_split. Ensure operands[1] and operands[0] do not
15689 get assigned the same register.
15691 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15693 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15695 2016-01-22 Christian Bruel <christian.bruel@st.com>
15697 * config/arm/arm-c.c (arm_pragma_target_parse):
15698 Remove warn_builtin_macro_redefined overwrite.
15700 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15702 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15703 flag_non_call_exceptions compatibility.
15705 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15708 * dwarf2out.c (add_child_die_after): New function.
15709 (dwarf_qual_info_t): New type.
15710 (dwarf_qual_info): New variable.
15711 (qualified_die_p): New function.
15712 (modified_type_die): For -fdebug-types-section, ensure
15713 canonical order of qualifiers. Put qualified DIEs adjacent
15714 to the corresponding non-qualified type DIE and search there
15715 for existing qualified DIEs.
15717 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15719 * doc/extend.texi (scalar_storage_order type attribute): Document
15720 restriction on type punning and aliasing, and remove future tense.
15722 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15725 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15728 2016-01-21 Jeff Law <law@redhat.com>
15730 PR middle-end/69347
15731 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15732 useless call to record_temporary_equivalences.
15733 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15734 allocate 10 slots in the bb_path vector and let it grow as needed.
15735 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15738 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15740 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15742 * configure: Regenerate.
15744 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15746 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15747 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15749 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15751 PR middle-end/66178
15752 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15753 drop EXPAND_INITIALIZER.
15754 * rtl.h (contains_symbolic_reference_p): Declare.
15755 * rtlanal.c (contains_symbolic_reference_p): New function.
15756 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15757 a subtraction into a NOT if symbolic constants are involved.
15759 2016-01-21 Anton Blanchard <anton@samba.org>
15760 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15763 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15765 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15768 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15770 * config/microblaze/microblaze.c
15771 (get_branch_target): New.
15772 (insert_wic_for_ilb_runout): New.
15774 (microblaze_machine_dependent_reorg): New.
15775 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15776 * config/microblaze/microblaze.md
15777 (UNSPEC_IPREFETCH): Define.
15778 (iprefetch): New pattern
15779 * config/microblaze/microblaze.opt
15780 (mxl-prefetch): New flag.
15782 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15784 * config/microblaze/microblaze.h
15785 (FIXED_REGISTERS): Update in macro.
15786 (CALL_USED_REGISTERS): Update in macro.
15788 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15790 PR rtl-optimization/68920
15791 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15794 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15796 PR rtl-optimization/68990
15797 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15798 pseudo instead of inheritance ones.
15800 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15801 Nick Clifton <nickc@redhat.com>
15805 * config/mips/mips.c (mips_compute_frame_info): Initialise
15806 args_size and hard_frame_pointer_offset fields of the frame
15807 structure before calling mips_global_pointer.
15809 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15811 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15813 * configure: Regenerate.
15815 2016-01-21 Richard Biener <rguenther@suse.de>
15817 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15819 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15821 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15822 to actually emit the .size directive.
15824 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15825 Jakub Jelinek <jakub@redhat.com>
15829 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15830 args array size by one to avoid buffer overflow.
15832 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15834 * config/s390/s390.md (pool_section_start): Use switch_to_section
15835 to select proper read-only data section instead of hardcoding
15837 (pool_section_end): Use switch_to_section to match the above.
15839 2016-01-21 Richard Biener <rguenther@suse.de>
15841 PR tree-optimization/69378
15842 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15843 (set_ssa_val_to): Use it for dominance checks taking into
15844 account not executable edges.
15846 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15849 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15850 for bitsize instead of GET_MODE_PRECISION (mode).
15852 2016-01-20 Martin Sebor <msebor@redhat.com>
15855 * extend.texi (__sync Builtins): Clarify the semantics of
15856 __sync_fetch_and_OP built-ins on pointers.
15857 (__atomic Builtins): Same.
15859 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15860 Sebastian Pop <s.pop@samsung.com>
15862 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15863 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15864 (is_valid_rename): Same.
15865 (translate_isl_ast_to_gimple::get_rename): Same.
15866 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15867 (translate_isl_ast_to_gimple::rename_uses): Same.
15868 (get_new_name): Check for close_phi nodes.
15869 (copy_loop_phi_args): Use phi_node_kind.
15870 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15871 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15873 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15874 Sebastian Pop <s.pop@samsung.com>
15876 Revert commit r229783.
15877 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15878 Remove use of parameter_rename_map.
15879 (copy_def): Remove.
15880 (copy_internal_parameters): Remove.
15881 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15882 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15883 (free_sese_info): Do not free parameter_rename_map.
15884 (set_rename): Do not use parameter_rename_map.
15885 (rename_uses): Update call to set_rename.
15886 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15887 * sese.h (parameter_rename_map_t): Remove.
15888 (struct sese_info_t): Remove field parameter_rename_map.
15890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15891 Sebastian Pop <s.pop@samsung.com>
15893 * graphite-isl-ast-to-gimple.c: Fix comment.
15894 * graphite-scop-detection.c (defined_in_loop_p): New.
15895 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15896 names defined in loop.
15898 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15899 Sebastian Pop <s.pop@samsung.com>
15901 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15902 Discard unstructured if-then-else regions.
15904 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15905 Sebastian Pop <s.pop@samsung.com>
15907 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15908 (cleanup_loop_iter_dom): Remove.
15909 (build_loop_iteration_domains): Remove.
15910 (build_scop_context): Remove.
15911 (build_scop_iteration_domain): Remove.
15912 (add_loop_constraints): New.
15913 (build_iteration_domains): New.
15914 (build_poly_scop): Call build_iteration_domains.
15916 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15917 Sebastian Pop <s.pop@samsung.com>
15919 * graphite-scop-detection.c
15920 (scop_detection::harmful_loop_in_region): Free dom and loops.
15921 (scop_detection::loop_body_is_valid_scop): Free bbs.
15923 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15924 Sebastian Pop <s.pop@samsung.com>
15926 * graphite-scop-detection.c (record_loop_in_sese): New.
15927 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15928 (build_scops): Remove call to build_sese_loop_nests.
15929 * sese.c (sese_record_loop): Remove.
15930 (build_sese_loop_nests): Remove.
15931 (new_sese_info): Remove region->loops.
15932 (free_sese_info): Same.
15933 * sese.h (sese_contains_loop): Same.
15934 (build_sese_loop_nests): Remove.
15935 (sese_contains_loop): Remove.
15937 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15938 Sebastian Pop <s.pop@samsung.com>
15940 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15941 loop_is_valid_in_scop.
15942 (scop_detection::harmful_stmt_in_region): Renamed
15943 harmful_loop_in_region.
15944 Call loop_is_valid_in_scop.
15946 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15947 Sebastian Pop <s.pop@samsung.com>
15949 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15952 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15953 Sebastian Pop <s.pop@samsung.com>
15955 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15956 * graphite.h (struct poly_bb): Remove field is_reduction.
15957 (PBB_IS_REDUCTION): Remove.
15959 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15960 Sebastian Pop <s.pop@samsung.com>
15962 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15963 (add_pdr_constraints): Same.
15964 (scop_get_reads): Same.
15965 (scop_get_must_writes): Same.
15966 (scop_get_may_writes): Same.
15967 (scop_get_original_schedule): Same.
15968 (extend_schedule): Same.
15969 (apply_schedule_on_deps): Same.
15970 (carries_deps): Same.
15971 (compute_deps): Same.
15972 (scop_get_dependences): Same.
15973 * graphite-isl-ast-to-gimple.c
15974 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15975 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15976 (get_schedule_for_band_list): Same.
15977 (get_schedule_map): Same.
15978 (apply_schedule_map_to_scop): Same.
15979 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15980 (build_loop_iteration_domains): Same.
15981 (add_condition_to_pbb): Same.
15982 (add_param_constraints): Same.
15983 (pdr_add_memory_accesses): Same.
15984 (pdr_add_data_dimensions): Same.
15986 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15988 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15991 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15993 * common.opt (feliminate-dwarf2-dups): Replace references to
15994 "DWARF 2" with just "DWARF".
15995 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15996 * doc/extend.texi: Likewise.
15997 * doc/cpp.texi: Likewise.
15998 * doc/invoke.texi: Likewise.
15999 (Option Summary): Add -gdwarf to list of Debugging Options.
16000 (Debugging Options): Document -gdwarf.
16001 * doc/contrib.texi: Spell "DWARF" like that.
16003 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16005 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16006 warning. Fix up formatting.
16008 PR middle-end/67653
16009 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16010 attempt to mark memory input operand addressable and
16011 call prepare_gimple_addressable in that case. Don't adjust
16012 input_location for diagnostics, use error_at instead.
16014 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16016 * config/rs6000/ppc-auxv.h: New file.
16017 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16018 (cpu_is): Likewise.
16019 (cpu_supports): Likewise.
16020 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16021 (cpu_is_info): New variable.
16022 (cpu_supports_info): Likewise.
16023 (tcb_verification_symbol): Likewise.
16024 (cpu_builtin_p): Likewise.
16025 (cpu_expand_builtin): New function.
16026 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16027 (rs6000_init_builtins): Likewise.
16028 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16029 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16030 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16031 * configure: Regenerate.
16032 * config.in: Likewise.
16033 * doc/extend.texi (PowerPC Built-in Functions): Document
16034 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16036 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16039 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16041 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16044 2016-01-20 Richard Henderson <rth@redhat.com>
16050 * tree.c (tm_define_builtin): New.
16051 (find_tm_vector_type): New.
16052 (build_tm_vector_builtins): New.
16053 (build_common_builtin_nodes): Call it.
16055 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16057 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16058 (arm_fp_ok): Likewise.
16059 (arm_fp): Likewise.
16060 (arm_crypto): Likewise.
16062 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16063 Richard Biener <rguenther@suse.de>
16065 PR tree-optimization/69328
16066 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16067 vectors have same number of elements.
16068 (vectorizable_condition): Fix masked version recognition.
16070 2016-01-20 Richard Biener <rguenther@suse.de>
16072 PR tree-optimization/69345
16073 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16074 (VN_INFO_PTR_INFO): Likewise.
16075 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16076 info when it is equal between non-dominating SSA names.
16077 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16078 Make sure to look at original SSA infos.
16080 2016-01-20 Jeff Law <law@redhat.com>
16083 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16085 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16086 (pc_or_label_operand): New predicate.
16087 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16088 tests for small integers that are 2^n - 1.
16090 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16092 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16094 2016-01-19 Jeff Law <law@redhat.com>
16096 PR middle-end/69347
16097 * tree-ssa-threadbackwards.c
16098 (fsm_find_control_statement_thread_paths): Do not try to lookup
16099 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16101 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16103 * doc/lto.texi: Remove text that says only Gold has linker plugin
16106 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16108 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16109 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16110 the DIE accordingly.
16111 (modified_type_die): Add REVERSE parameter and pass it recursively,
16112 as well as to base_type_die. Adjust presence check accordingly.
16113 (base_type_for_mode): Adjust call to modified_type_die.
16114 (add_type_attribute): Add REVERSE parameter and pass it to
16116 (generic_parameter_die): Adjust call to add_type_attribute.
16117 (add_scalar_info): Likewise.
16118 (add_subscript_info): Likewise.
16119 (gen_array_type_die): Likewise.
16120 (gen_descr_array_type_die): Likewise.
16121 (gen_entry_point_die): Likewise.
16122 (gen_enumeration_type_die): Likewise.
16123 (gen_formal_parameter_die): Likewise.
16124 (gen_subprogram_die): Likewise.
16125 (gen_variable_die ): Likewise.
16126 (gen_const_die): Likewise.
16127 (gen_field_die): Likewise.
16128 (gen_pointer_type_die): Likewise.
16129 (gen_reference_type_die): Likewise.
16130 (gen_ptr_to_mbr_type_die): Likewise.
16131 (gen_inheritance_die): Likewise.
16132 (gen_subroutine_type_die): Likewise.
16133 (gen_typedef_die): Likewise.
16134 (force_type_die): Adjust call to modified_type_die.
16136 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16138 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16139 flow throughout the file. Fix broken link to Objective-C 2.0
16141 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16144 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16146 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16148 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16151 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16152 (maybe_record_node): Record cxa_pure_virtual as the only possible
16153 target if there are not ohter candidates.
16154 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16156 2016-01-19 Richard Biener <rguenther@suse.de>
16158 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16159 (get_memory_order): Likewise.
16161 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16163 * tree-vect-stmts.c (vectorizable_store): Check
16166 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16169 * gcc.c (driver::decode_argv): Add call to
16170 init_opts_obstack before init_options_struct.
16171 * opts.c (init_opts_obstack): Remove idempotency.
16172 (init_options_struct): Replace call to init_opts_obstack
16173 with a gcc_assert to verify that it has already been called.
16174 * toplev.c (toplev::main): Add call to init_opts_obstack before
16175 calls to init_options_struct.
16176 (toplev::finalize): Move cleanup of opts_obstack next to
16177 cleanup of save_decoded_options, clearing the latter, and
16178 save_decoded_options_count.
16180 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16183 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16184 attribute to unconditional. Remove %? from output template.
16186 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16187 Jiong Wang <jiong.wang@arm.com>
16189 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16190 generated from different expand order.
16192 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16194 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16195 Add support for CCMP costing.
16197 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16199 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16200 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16201 (fccmpe<mode>): Likewise.
16202 (fcmp): Rename to fcmp and globalize pattern.
16204 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16205 (aarch64_gen_ccmp_next): Add FP support.
16207 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16209 * target.def (gen_ccmp_first): Update documentation.
16210 (gen_ccmp_next): Likewise.
16211 * doc/tm.texi (gen_ccmp_first): Update documentation.
16212 (gen_ccmp_next): Likewise.
16213 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16214 expand_ccmp_expr_1. Improve comments.
16215 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16216 (ccmp_ior<mode>): Remove pattern.
16217 (cmp<mode>): Remove expand.
16218 (cmp): Globalize pattern.
16219 (cstorecc4): Use cc_register.
16220 (mov<mode>cc): Remove ccmp_cc_register check.
16221 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16222 Simplify after removal of CC_DNE/* modes.
16223 (aarch64_ccmp_mode_to_code): Remove.
16224 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16225 In 'k' case use integer as condition.
16226 (aarch64_nzcv_codes): Remove inverted cases.
16227 (aarch64_code_to_ccmode): Remove.
16228 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16229 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16230 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16231 pattern. Return the comparison with CC register. Invert conditions
16232 when bitcode is OR.
16233 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16234 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16236 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16238 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16239 instrumented_version.
16241 2016-01-19 Richard Biener <rguenther@suse.de>
16243 PR tree-optimization/69336
16244 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16245 handled components with get_ref_base_and_extent.
16246 (equal_mem_array_ref_p): Adjust.
16248 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16251 * shrink-wrap.c: Include valtrack.h.
16252 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16253 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16254 in between insn and where it will be moved to. Call
16255 dead_debug_insert_temp.
16256 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16257 first and dead_debug_local_finish at the end.
16258 For uses and defs bitmap, handle all regs in between REGNO and
16259 END_REGNO, not just the first one.
16261 2016-01-19 Richard Biener <rguenther@suse.de>
16263 PR tree-optimization/69352
16264 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16265 (equal_mem_array_ref_p): Constrain size and max size properly.
16266 Compare the reverse flag.
16268 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16270 * ira.c (ira): Update regstat data if we deleted insns.
16272 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16274 PR rtl-optimization/68955
16275 PR rtl-optimization/64557
16276 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16277 here. Fix up formatting.
16278 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16280 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16283 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16284 assume that the node has body.
16285 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16288 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16290 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16293 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16295 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16296 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16298 2016-01-19 Martin Jambor <mjambor@suse.cz>
16299 Martin Liska <mliska@suse.cz>
16300 Michael Matz <matz@suse.de>
16302 * Makefile.in (OBJS): Add new source files.
16303 (GTFILES): Add hsa.c.
16304 * common.opt (disable_hsa): New variable.
16305 (-Whsa): New warning.
16306 * config.in (ENABLE_HSA): New.
16307 * configure.ac: Treat hsa differently from other accelerators.
16308 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16309 $enable_offloading.
16310 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16311 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16312 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16313 --with-hsa-kmt-lib.
16314 * doc/invoke.texi (-Whsa): Document.
16315 (hsa-gen-debug-stores): Likewise.
16316 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16317 to invoke offload compiler for hsa acclerator.
16318 * opts.c (common_handle_option): Determine whether HSA offloading
16319 should be performed.
16320 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16321 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16322 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16323 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16324 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16325 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16326 GF_OMP_FOR_KIND_GRID_LOOP.
16327 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16328 (pp_gimple_stmt_1): Likewise.
16329 * gimple-walk.c (walk_gimple_stmt): Likewise.
16330 * gimple.c (gimple_build_omp_grid_body): New function.
16331 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16332 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16333 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16334 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16335 GF_OMP_TEAMS_GRID_PHONY.
16336 (gimple_statement_omp_single_layout): Updated comments.
16337 (gimple_build_omp_grid_body): New function.
16338 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16339 (gimple_omp_for_grid_phony): New function.
16340 (gimple_omp_for_set_grid_phony): Likewise.
16341 (gimple_omp_parallel_grid_phony): Likewise.
16342 (gimple_omp_parallel_set_grid_phony): Likewise.
16343 (gimple_omp_teams_grid_phony): Likewise.
16344 (gimple_omp_teams_set_grid_phony): Likewise.
16345 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16346 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16347 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16348 (BUILT_IN_GOMP_TARGET): Updated type.
16349 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16350 (adjust_for_condition): New function.
16351 (get_omp_for_step_from_incr): Likewise.
16352 (extract_omp_for_data): Moved parts to adjust_for_condition and
16353 get_omp_for_step_from_incr.
16354 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16355 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16356 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16357 (scan_omp_parallel): Do not create child functions for phony
16359 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16360 (scan_omp_1_op): Checking assert we are not remapping to
16361 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16362 (parallel_needs_hsa_kernel_p): New function.
16363 (expand_parallel_call): Register apprpriate parallel child
16364 functions as HSA kernels.
16365 (grid_launch_attributes_trees): New type.
16366 (grid_attr_trees): New variable.
16367 (grid_create_kernel_launch_attr_types): New function.
16368 (grid_insert_store_range_dim): Likewise.
16369 (grid_get_kernel_launch_attributes): Likewise.
16370 (get_target_argument_identifier_1): Likewise.
16371 (get_target_argument_identifier): Likewise.
16372 (get_target_argument_value): Likewise.
16373 (push_target_argument_according_to_value): Likewise.
16374 (get_target_arguments): Likewise.
16375 (expand_omp_target): Call get_target_arguments instead of looking
16376 up for teams and thread limit.
16377 (grid_expand_omp_for_loop): New function.
16378 (grid_arg_decl_map): New type.
16379 (grid_remap_kernel_arg_accesses): New function.
16380 (grid_expand_target_kernel_body): New function.
16381 (expand_omp): Call it.
16382 (lower_omp_for): Do not emit phony constructs.
16383 (lower_omp_taskreg): Do not emit phony constructs but create for them
16384 a temporary variable receiver_decl.
16385 (lower_omp_taskreg): Do not emit phony constructs.
16386 (lower_omp_teams): Likewise.
16387 (lower_omp_grid_body): New function.
16388 (lower_omp_1): Call it.
16389 (grid_reg_assignment_to_local_var_p): New function.
16390 (grid_seq_only_contains_local_assignments): Likewise.
16391 (grid_find_single_omp_among_assignments_1): Likewise.
16392 (grid_find_single_omp_among_assignments): Likewise.
16393 (grid_find_ungridifiable_statement): Likewise.
16394 (grid_target_follows_gridifiable_pattern): Likewise.
16395 (grid_remap_prebody_decls): Likewise.
16396 (grid_copy_leading_local_assignments): Likewise.
16397 (grid_process_kernel_body_copy): Likewise.
16398 (grid_attempt_target_gridification): Likewise.
16399 (grid_gridify_all_targets_stmt): Likewise.
16400 (grid_gridify_all_targets): Likewise.
16401 (execute_lower_omp): Call grid_gridify_all_targets.
16402 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16403 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16404 (tree_omp_clause): Added union field dimension.
16405 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16406 * tree.c (omp_clause_num_ops): Added number of arguments of
16407 OMP_CLAUSE__GRIDDIM_.
16408 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16409 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16410 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16411 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16412 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16413 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16414 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16415 * tree-pass.h (make_pass_gen_hsail): Declare.
16416 (make_pass_ipa_hsa): Likewise.
16417 * ipa-hsa.c: New file.
16418 * lto-section-in.c (lto_section_name): Add hsa section name.
16419 * lto-streamer.h (lto_section_type): Add hsa section.
16420 * timevar.def (TV_IPA_HSA): New.
16421 * hsa-brig-format.h: New file.
16422 * hsa-brig.c: New file.
16423 * hsa-dump.c: Likewise.
16424 * hsa-gen.c: Likewise.
16427 * toplev.c (compile_file): Call hsa_output_brig.
16428 * hsa-regalloc.c: New file.
16430 2016-01-18 Jeff Law <law@redhat.com>
16432 PR tree-optimization/69320
16433 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16434 ranged object, do nothing if the RHS constant is not [0..1].
16435 (optimize_stmt): Comparing a boolean ranged object against a
16436 constant outside [0..1] results in a compile-time constant.
16438 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16441 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16443 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16444 (Option Summary): Update to reflect new section and moved options.
16445 (C++ Dialect Options): Move -fstats to new section.
16446 (Debugging Options): Move all dump, statistics, and other GCC
16447 developer options to new section. Rewrite section introduction
16448 and re-order remaining options to put the more basic ones first.
16449 (Optimization Options): Move -fira-verbose and -flto-report* to
16451 (Developer Options): New section incorporating moved options.
16452 * doc/cppopts.texi (-dM): Update cross-reference.
16454 2016-01-18 Richard Henderson <rth@redhat.com>
16457 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16458 operands to pseudo only if CSE is expected. Split long immediate
16459 operands only after reload, and for the stack pointer.
16460 (*add<GPI>3_pluslong): Remove.
16461 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16462 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16463 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16464 (*add<GPI>3 peepholes): New.
16465 (*add<GPI>3 splitters): New.
16466 * config/aarch64/constraints.md (Upl): New.
16467 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16469 2016-01-18 Richard Biener <rguenther@suse.de>
16471 PR tree-optimization/69297
16472 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16474 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16476 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16478 PR middle-end/68542
16479 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16480 of mixind vector and scalar types.
16481 (fold_relational_const): Add handling of vector
16482 comparison with boolean result.
16483 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16484 comparison of vector operands with boolean result for EQ/NE only.
16485 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16486 (verify_gimple_cond): Likewise.
16487 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16490 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16492 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16495 2016-01-18 Richard Biener <rguenther@suse.de>
16497 PR middle-end/69308
16498 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16500 2016-01-18 Tom de Vries <tom@codesourcery.com>
16502 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16504 2016-01-18 Tom de Vries <tom@codesourcery.com>
16506 * omp-low.c (set_oacc_fn_attrib): Make extern.
16507 * omp-low.h (set_oacc_fn_attrib): Declare.
16508 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16509 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16510 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16511 Add and handle function parameter oacc_kernels_p.
16512 (find_reduc_addr, get_omp_data_i_param): New function.
16513 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16514 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16515 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16516 Calculate dominance info. Skip loops that are not in a kernels region
16517 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16518 (pass_parallelize_loops::execute): Call parallelize_loops with
16519 oacc_kernels_p argument.
16520 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16521 New member function.
16522 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16523 * passes.def: Add argument to pass_parallelize_loops instantation.
16525 2016-01-18 Tom de Vries <tom@codesourcery.com>
16527 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16528 pass_parallelize_loops to be run outside the loop pipeline.
16530 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16532 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16533 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16535 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16538 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16539 using get_ref_base_and_extent.
16540 (equal_mem_array_ref_p): New.
16541 (hashable_expr_equal_p): Add call to previous.
16543 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16546 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16547 (sra_initialize): Allocate disqualified_constants.
16548 (sra_deinitialize): Free disqualified_constants.
16549 (disqualify_candidate): Update disqualified_constants when appropriate.
16550 (create_access): Scan for constant-pool entries as we go along.
16551 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16552 (maybe_add_sra_candidate): Allow constant-pool entries.
16553 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16554 (initialize_constant_pool_replacements): New.
16555 (sra_modify_assign): Avoid mangling assignments created by previous,
16556 and don't generate writes into constant pool.
16557 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16559 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16561 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16562 andnot instruction.
16563 (scalar_chain::convert_op): Likewise.
16564 * config/i386/i386.md (*andndi3_doubleword): New.
16566 2016-01-18 Richard Biener <rguenther@suse.de>
16568 PR tree-optimization/69170
16569 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16570 building a vector from scalar results of a pattern stmt.
16572 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16574 * haifa-sched.c (autopref_multipass_init): Work around
16575 -Wmaybe-uninitialized warning.
16577 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16579 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16580 against the constant 0.
16582 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16584 PR tree-optimization/68799
16585 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16586 look up phi candidates in the statement-candidate map.
16587 (phi_add_costs): Likewise.
16588 (record_phi_increments): Likewise.
16589 (phi_incr_cost): Likewise.
16590 (ncd_with_phi): Likewise.
16591 (all_phi_incrs_profitable): Likewise.
16593 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16595 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16596 -Wmaybe-uninitialized warning.
16598 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16600 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16601 (Option Summary): Update to reflect new section and moved options.
16602 (C++ Dialect Options): Move -fvtable-verify and related options.
16603 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16604 and profiling-related options.
16605 (Optimization Options): Move profile generation options and
16606 -fstack-protector and related options.
16607 (Instrumentation Options): New section incorporating moved options.
16608 (Code Generation Options): Move -finstrument-functions and
16609 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16611 2016-01-16 Tom de Vries <tom@codesourcery.com>
16613 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16615 2016-01-16 Tom de Vries <tom@codesourcery.com>
16617 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16619 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16621 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16622 that checks whether the table is already empty. Rename the
16623 original implementation to...
16624 (hash_table::empty_slot): ...this new private function.
16626 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16628 PR diagnostic/68899
16629 * diagnostic-show-locus.c (layout::print_source_line): Move x
16630 offset of line until after call to
16631 get_line_width_without_trailing_whitespace.
16633 2016-01-15 Jeff Law <law@redhat.com>
16635 PR tree-optimization/69270
16636 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16637 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16638 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16639 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16640 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16641 ssa_name_has_boolean_range and constant_boolean_node.
16643 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16645 PR rtl-optimization/69030
16646 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16648 (spill_pseudos): Delete debug insn for dead pseudo.
16649 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16651 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16653 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16655 (TYPES_UNOPUS): Likewise.
16656 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16657 builtin type, from UNOP to UNOPUS.
16658 (lbtruncuv4sf): Likewise.
16659 (lbtruncuv2df): Likewise.
16660 (lrounduv2sf): Likewise.
16661 (lrounduv4sf): Likewise.
16662 (lrounduv2df): Likewise.
16663 (lroundusf): Likewise.
16664 (lroundusf): Likewise.
16665 (lceiluv2sf): Likewise.
16666 (lceiluv4sf): Likewise.
16667 (lceiluv2df): Likewise.
16668 (lceilusf): Likewise.
16669 (lceiludf): Likewise.
16670 (lflooruv2sf): Likewise.
16671 (lflooruv4sf): Likewise.
16672 (lflooruv2df): Likewise.
16673 (lfloorusf): Likewise.
16674 (lfloorudf): Likewise.
16675 (lfrintnuv2sf): Likewise.
16676 (lfrintnuv4sf): Likewise.
16677 (lfrintnuv2df): Likewise.
16678 (lfrintnusf): Likewise.
16679 (lfrintnudf): Likewise.
16680 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16682 (vcvtq_u32_f32): Likewise.
16683 (vcvtq_u64_f64): Likewise.
16684 (vcvta_u32_f32): Likewise.
16685 (vcvtaq_u32_f32): Likewise.
16686 (vcvtaq_u64_f64): Likewise.
16687 (vcvtm_u32_f32): Likewise.
16688 (vcvtmq_u32_f32): Likewise.
16689 (vcvtmq_u64_f64): Likewise.
16690 (vcvtn_u32_f32): Likwise.
16691 (vcvtnq_u32_f32): Likewise.
16692 (vcvtnq_u64_f64): Likewise.
16693 (vcvtp_u32_f32): Likewise.
16694 (vcvtpq_u32_f32): Likewise.
16695 (vcvtpq_u64_f64): Likewise.
16696 (vcvtmd_u64_f64): Likewise.
16697 (vcvtms_u32_f32): Likewise.
16698 (vcvtad_u64_f64): Likewise.
16699 (vcvtas_u32_f32): Likewise.
16700 (vcvtnd_u64_f64): Likewise.
16701 (vcvtns_u32_f32): Likewise.
16702 (vcvtpd_u64_f64): Likewise.
16703 (vcvtps_u32_f32): Likewise.
16705 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16707 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16708 CSEL of zero_extended registers.
16710 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16712 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16713 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16715 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16717 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16718 false when argument string is not found in the attributes table
16721 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16724 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16725 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16726 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16727 precision estimate.
16729 2016-01-15 Richard Biener <rguenther@suse.de>
16731 PR tree-optimization/66856
16732 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16733 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16734 (vect_create_new_slp_node): Increment stmt reference count.
16735 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16736 an SLP tree before swapping operands.
16737 (vect_build_slp_tree): Likewise.
16738 (destroy_bb_vec_info): Free stmt info after SLP instances.
16739 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16740 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16741 (STMT_VINFO_NUM_SLP_USES): New macro.
16743 2016-01-15 Richard Biener <rguenther@suse.de>
16746 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16747 (add_linkage_name): ... here.
16748 (gen_typedef_die): Use add_linkage_name_raw instead of
16749 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16752 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16754 * gimplify.c (oacc_default_clause): Decode reference and pointer
16755 types for both kernels and parallel regions.
16757 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16759 PR middle-end/69246
16760 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16762 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16764 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16765 (convert_scalars_to_vector): Likewise.
16767 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16769 * doc/extend.texi (Type Traits): Fix grammar.
16771 2016-01-15 Martin Jambor <mjambor@suse.cz>
16773 * tree-inline.c (remap_decl): Use existing dclarations if
16774 remapping a type and prevent_decl_creation_for_types.
16775 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16776 decls first. Do real remapping with
16777 prevent_decl_creation_for_types set.
16778 * tree-inline.h (copy_body_data): New field
16779 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16782 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16784 * config/s390/s390.opt (mmvcle): More verbose help text.
16786 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16788 * config/s390/s390.opt: Add period to -mzvector option text.
16790 2016-01-15 Richard Biener <rguenther@suse.de>
16792 PR tree-optimization/68961
16793 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16794 of invariants in stores again.
16796 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16798 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16800 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16802 * config/i386/i386.c (ix86_expand_branch): Don't split
16803 DI mode xor instruction to SI mode.
16805 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16808 * ipa-icf.c (sem_function::merge): Virtual functions may become
16809 reachable even if they address is not taken and there are no
16812 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16814 * lto-streamer-out.c (subtract_estimated_size): New function.
16815 (get_symbol_initial_value): Use it.
16817 2016-01-15 Christian Bruel <christian.bruel@st.com>
16820 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16821 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16822 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16823 use add_builtin_function_ext_scope instead of add_builtin_function.
16824 (neon_set_p, neon_crypto_set_p): Remove.
16825 (arm_init_builtins): Always call arm_init_neon_builtins and
16826 arm_init_crypto_builtins.
16827 (arm_expand_builtin): Check that builtins are allowed for the arch.
16828 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16829 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16830 arm_init_neon_builtins call.
16832 2016-01-15 Richard Biener <rguenther@suse.de>
16834 PR tree-optimization/69117
16835 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16836 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16837 of the leader conservatively.
16838 (free_scc_vn): Restore original SSA name infos.
16840 2016-01-14 Jeff Law <law@redhat.com>
16842 PR tree-optimization/69270
16843 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16844 single bit of precision, verify it's also unsigned.
16845 (record_edge_info): Use constant_boolean_node rather than fold_convert
16846 to convert boolean_true/boolean_false to the right type.
16848 2016-01-14 Richard Henderson <rth@redhat.com>
16851 * loop-doloop.c (record_reg_sets): New.
16852 (doloop_optimize): Reject the transform if the sequence
16853 clobbers registers live at the end of the loop block.
16854 (doloop_optimize_loops): Enable df_live if needed.
16856 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16858 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16859 * config/rs6000/rs6000.c: Likewise.
16860 * config/rs6000/rs6000.h: Likewise.
16861 * config/rs6000/rs6000.md: Likewise.
16862 * doc/extend.texi: Likewsie.
16864 2016-01-14 Jeff Law <law@redhat.com>
16866 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16869 2016-01-14 Richard Henderson <rth@redhat.com>
16873 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16874 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16875 instead of builtin_decl_declared_p to test for declaration.
16877 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16879 * doc/loop.texi (Loop Analysis and Representation): Document
16880 loop_depth function.
16882 2016-01-14 Tom de Vries <tom@codesourcery.com>
16884 PR tree-optimization/68773
16885 * omp-low.c (expand_omp_target): Don't set force_output.
16886 * varpool.c (varpool_node::get_create): Same.
16887 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16888 offload_funcs with force_output.
16890 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16893 * lra-eliminations.c (move_plus_up): Don't change anything if either
16894 the outer or inner subreg mode is not MODE_INT.
16895 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16896 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16898 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16900 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16901 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16902 reduc_uplus_@var{m}): Remove.
16903 * expr.c (expand_expr_real_2): Remove expansion path for
16904 reduc_[us](min|max|plus) optabs.
16905 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16906 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16907 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16908 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16909 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16910 reduc_[us](min|max|plus) optabs.
16912 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16914 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16915 (reduc_plus_scal_v2sf): New.
16916 (reduc_smax_v2sf): Rename to...
16917 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16918 (reduc_smin_v2sf): Rename to...
16919 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16921 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16923 * alias.c (compare_base_symbol_refs): New function.
16924 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16927 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16929 PR middle-end/68146
16930 PR tree-optimization/69155
16931 * tree-complex.c: Include cfganal.h.
16932 (phis_to_revisit): New variable.
16933 (extract_component): Add phiarg_p argument. Assert that returned
16934 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16935 (update_phi_components): Partly rewrite to use loop over real/imag
16936 components instead of code duplication. If extract_component returns
16937 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16938 create_tmp_reg into the PHI node instead, and mention the phi triplet
16939 in phis_to_revisit.
16940 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16941 in phis_to_revisit at the end.
16943 2016-01-14 Richard Biener <rguenther@suse.de>
16945 PR tree-optimization/68060
16946 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16947 outer loop reduction is only used in the inner loop before
16948 detecting a double reduction.
16950 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16953 * combine.c (expand_field_assignment): Punt if compute_mode is
16954 unsupported scalar mode.
16956 2016-01-14 Richard Biener <rguenther@suse.de>
16958 PR tree-optimization/66856
16959 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16960 SLP node only if it built successfully.
16961 (vect_analyze_slp_instance): Adjust.
16963 2016-01-14 Jeff Law <law@redhat.com>
16965 PR tree-optimization/69270
16966 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16967 (record_edge_info): Use it. Convert boolean_{true,false}_node
16968 to the type of op0.
16970 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16973 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16974 use block_ultimate_origin
16975 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16977 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16979 * doc/invoke.texi (Submodel Options): Rename section to
16980 "Machine-Dependent Options" to better reflect its content.
16981 Rewrite introductory text to remove archaic CPU names.
16984 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16986 * doc/invoke.texi (Code Gen Options): Move section up in file,
16987 before target-specific options. Update menu and option summary
16988 to reflect the new section ordering.
16990 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16992 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16993 (C++ Dialect Options): Add cross-reference to -std option.
16994 * doc/standards.texi (C++ Language): Document C++14 support.
16996 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16998 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16999 for pack/unpack functions for __ibm128.
17000 (PACK_IF): Likewise.
17001 (UNPACK_IF): Likewise.
17003 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17004 support for __ibm128 pack/unpack functions.
17005 (rs6000_invalid_builtin): Likewise.
17006 (rs6000_init_builtins): Likewise.
17007 (rs6000_opt_masks): Likewise.
17009 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17010 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17012 (RS6000_BTM_COMMON): Likewise.
17014 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17015 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17016 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17017 128-bit floating point. Add support for the double values to be
17018 in Altivec registers for TF/IF packing and unpacking, but restrict
17019 TD packing sub-fields to be FPR registers. Don't allow overlapped
17020 register support for packing. Allow pack inputs to be memory
17021 locations. Don't build generator functions for unpack<mode>_dm
17022 and unpack<mode>_nodm.
17023 (unpack<mode>_dm): Likewise.
17024 (unpack<mode>_nodm): Likewise.
17025 (pack<mode>): Likewise.
17027 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17028 built-in functions to pack/unpack explicit __ibm128 values.
17029 (__builtin_unpack_ibm128): Likewise.
17031 * doc/extend.texi (PowerPC Built-in Functions): Document
17032 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17034 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17037 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17038 Add new arg loc and pass it down as context.
17039 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17040 to the location to use for the warning.
17041 (check_function_arguments): New arg loc. All callers changed. Pass
17042 it to check_function_nonnull.
17043 * c-common.h (check_function_arguments): Adjust declaration.
17045 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17047 PR tree-optimization/69156
17048 * gimple.c (validate_type): Removed.
17049 (gimple_builtin_call_types_compatible_p): Use
17050 useless_type_conversion_p instead of validate_type.
17051 * value-prof.c (gimple_stringop_fixed_value): Fold
17052 icall_size to correct type.
17054 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17056 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17059 2016-01-13 Richard Henderson <rth@redhat.com>
17062 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17063 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17064 (ix86_builtin_tm_store): Remove.
17065 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17066 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17067 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17068 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17069 * doc/tm.texi: Rebuild.
17071 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17072 (BUILT_IN_TM_MEMCPY_RTWN): New.
17073 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17074 fallback from vector to integer helpers.
17075 (build_tm_load): Handle vector types directly, instead of
17077 (build_tm_store): Likewise.
17078 (expand_assign_tm): Prepare for register types not handled by
17079 the above. Copy them to memory and use memcpy.
17080 * tree.c (tm_define_builtin): New.
17081 (find_tm_vector_type): New.
17082 (build_tm_vector_builtins): New.
17083 (build_common_builtin_nodes): Call it.
17085 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17087 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17088 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17090 2016-01-13 Tom de Vries <tom@codesourcery.com>
17092 PR tree-optimization/69169
17093 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17094 handled_struct_type param.
17095 (create_variable_info_for, intra_create_variable_infos): Call
17096 create_variable_info_for_1 with extra arg.
17098 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17100 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17101 and "armv8.1-a+crc" entries.
17103 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17106 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17107 Change first operand predicate from register_or_constm1_operand
17108 to register_operand.
17109 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17110 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17111 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17112 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17113 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17114 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17115 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17116 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17117 comparison with constm1_rtx from vec_prefetch_gen part.
17119 2016-01-13 Richard Biener <rguenther@suse.de>
17121 PR tree-optimization/69013
17122 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17123 Exchange assert for a test.
17125 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17128 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17130 2016-01-13 Richard Biener <rguenther@suse.de>
17132 PR tree-optimization/69242
17133 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17134 assert with a check.
17136 2016-01-13 Richard Biener <rguenther@suse.de>
17138 PR tree-optimization/69186
17139 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17140 Properly guard vect_update_misalignment_for_peel call.
17142 2016-01-12 Jeff Law <law@redhat.com>
17144 PR tree-optimization/pr67755
17145 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17146 "need_profile_correction".
17147 (thread_block_1): Initialize new field to false by default. If we
17148 have multiple thread paths through a common joiner to different
17149 final targets, then set new field to true.
17150 (compute_path_counts): Only do count adjustment when it's really
17153 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17155 * doc/invoke.texi (Spec Files): Move section down in file, past
17156 all command-line option descriptions.
17158 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17160 PR middle-end/54809
17161 * doc/gty.texi: Remove documentation of mark_hook.
17162 * gengtype.c (struct write_types_data): Remove code to support
17163 mark_hook attribute.
17164 (walk_type): Likewise.
17165 (write_func_for_structure): Likewise.
17167 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17169 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17170 Directory Options, and -specs= to Overall Options.
17171 (Overall Options): Adjust similarly. Reorder to group related
17172 options together. Make -specs= cross-reference the spec file details.
17173 (Directory Options): Adjust similarly.
17175 2016-01-12 Jeff Law <law@redhat.com>
17177 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17179 2016-01-12 Olivier Hainque <hainque@adacore.com>
17181 * gcc.c (spec_undefvar_allowed): New global.
17182 (process_command): Set to true when running for --version or --help,
17184 (getenv_spec_function): When the variable is not defined, use the
17185 variable name as the variable value if we're allowed not to issue
17188 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17190 PR tree-optimization/68911
17191 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17192 information computed for expression "init + nit * step".
17194 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17196 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17197 about name of GCC executable. Remove deleted node from menu.
17198 (Directory Options) <-B>: Remove cross-reference to deleted node.
17199 (Target Options): Delete section.
17201 2016-01-12 Christian Bruel <christian.bruel@st.com>
17204 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17205 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17207 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17210 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17211 aligned_mem is properly set for AVX512-VL floating point masked
17215 * ifcvt.c (cond_exec_process_if_block): When removing the last
17216 insn from then_bb, remove also any possible barriers that follow it.
17218 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17222 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17223 (PTRDIFF_TYPE): Likewise.
17224 (WCHAR_TYPE): Likewise.
17225 (WCHAR_TYPE_SIZE): Likewise.
17226 (STDINT_LONG32): Likewise.
17228 2016-01-12 Richard Biener <rguenther@suse.de>
17230 PR tree-optimization/69053
17231 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17232 convert initial value for cond reductions.
17234 2016-01-12 Richard Biener <rguenther@suse.de>
17236 PR tree-optimization/69007
17237 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17238 widen_sum after dot_prod and sad.
17240 2016-01-12 Richard Biener <rguenther@suse.de>
17242 PR tree-optimization/69168
17243 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17244 pattern stmt SLP type.
17245 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17246 end up unused so cope with that case.
17248 2016-01-12 Richard Biener <rguenther@suse.de>
17250 PR tree-optimization/69157
17251 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17252 stmts def type only during analyze phase.
17253 (vectorizable_call): Likewise.
17254 (vectorizable_simd_clone_call): Likewise.
17255 (vectorizable_conversion): Likewise.
17256 (vectorizable_assignment): Likewise.
17257 (vectorizable_shift): Likewise.
17258 (vectorizable_operation): Likewise.
17259 (vectorizable_store): Likewise.
17260 (vectorizable_load): Likewise.
17262 2016-01-12 Richard Biener <rguenther@suse.de>
17264 PR tree-optimization/69174
17265 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17267 (vectorizable_load): Properly compute the number of loads needed
17268 for permuted strided SLP loads and do not spuriously assign
17269 to SLP_TREE_VEC_STMTS.
17271 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17273 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17274 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17275 (MD_EXEC_PREFIX): Remove.
17276 (MD_STARTFILE_PREFIX) Removee.
17277 (FILE_NAME_ABSOLUTE_P): Remove.
17278 (CPP_SPEC): Do not read macros from sys/version.h.
17279 (LINK_COMMAND_SPEC): Remove.
17280 (LOCAL_INCLUDE_DIR): Remove.
17281 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17282 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17283 (POST_LINK_SPEC): Define to invoke stubify after linker
17284 (LIBSTDCXX): Remove define
17285 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17286 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17287 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17288 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17289 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17290 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17291 (i386_djgpp_asm_named_section): Add propotype of new procedure
17293 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17294 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17295 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17296 in config/i386/djgpp.h).
17297 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17298 STANDARD_STARTFILE_PREFIX_1.
17299 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17300 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17301 installation errors.
17302 (MAX_OFILE_ALIGNMENT): Define to 128.
17303 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17305 * config/i386/djgpp.c: New file. Add implementation of
17306 i386_djgpp_asm_named_section.
17308 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17310 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17311 Add rule for building djgpp.o.
17313 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17315 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17316 (rtx_is_swappable_p): Reductions are swappable.
17317 (insn_is_swappable_p): V2DF reductions are swappable.
17319 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17321 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17322 reloads for other unsupported memory operands.
17324 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17325 Jim Wilson <jim.wilson@linaro.org>
17328 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17329 copy_to_mode_reg instead of force_reg.
17331 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17334 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17335 TARGET_80387 is true.
17337 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17340 * lra-eliminations.c (move_plus_up): Only move plus up
17341 if subreg of the constant can be simplified into constant
17342 and use the simplified subreg of the constant instead of
17343 the original constant.
17345 * fold-const.c (fold_convertible_p): Don't return true
17346 for conversion of VECTOR_TYPE to same sized integral type.
17347 (fold_convert_loc): Fix up formatting. Fold conversion of
17348 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17349 instead of NOP_EXPR.
17351 PR tree-optimization/69214
17352 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17353 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17356 PR tree-optimization/69207
17357 * tree-vect-slp.c (vect_get_constant_vectors): For
17358 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17359 fold_convertible_p to vector_type's element type, and always
17360 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17362 2016-01-11 Richard Biener <rguenther@suse.de>
17364 PR tree-optimization/69173
17365 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17366 fixup the cycle if all stmts are in a pattern.
17368 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17370 PR middle-end/68999
17371 * alias.c (base_alias_check): Move check for addresses with
17372 alignment ANDs before the call for compare_base_decls.
17373 (memrefs_conflict_p): Return -1 for different decls
17374 that went through alignment adjustments.
17376 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17378 PR rtl-optimization/68796
17379 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17380 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17381 and QImode comparisons against zero with CC_NZmode.
17382 * config/aarch64/iterators.md (short_mask): New mode_attr.
17384 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17386 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17387 (<avx512>_store<mode>_mask): Likewise.
17389 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17390 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17392 PR rtl-optimization/68841
17393 * ifcvt.c (struct noce_if_info): Add orig_x field.
17394 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17395 Don't record conflicts on to_rename if it's present.
17396 Allow memory destinations in sets.
17397 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17398 blocks, passing orig_x to the checks.
17399 (noce_process_if_block): Set if_info->orig_x appropriately.
17401 2016-01-11 Tom de Vries <tom@codesourcery.com>
17403 PR tree-optimization/69069
17404 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17406 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17408 PR rtl-optimization/68920
17409 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17410 of conditional moves for RTL if-conversion to 1 for
17411 TARGET_ONE_IF_CONV_INSN.
17412 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17413 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17414 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17415 parameter to restirct number of conditional moves for
17417 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17418 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17421 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17424 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17425 onepart vars. Fix typo in comment. Fix reversed condition in
17427 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17430 * var-tracking.c (dump_onepart_variable_differences): New.
17431 (dataflow_set_different): If a detailed dump is requested,
17432 delay early returns and dump differences between onepart
17433 variables present before and after, and added variables.
17435 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17438 * expr.c (expand_expr_real_1): For boolean vector constants
17439 with a scalar mode use const_scalar_mask_from_tree.
17440 (const_scalar_mask_from_tree): New.
17441 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17442 assigned to a mask type to handle constants.
17444 2016-01-11 Martin Jambor <mjambor@suse.cz>
17447 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17448 useless parameters if we cannot change function signature.
17450 2016-01-11 Martin Jambor <mjambor@suse.cz>
17453 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17456 2016-01-11 Tom de Vries <tom@codesourcery.com>
17458 PR tree-optimization/69109
17459 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17462 2016-01-11 Tom de Vries <tom@codesourcery.com>
17464 PR tree-optimization/69108
17465 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17466 res is not used in a phi.
17468 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17471 * common.opt (frandom-seed): Fix parameter name.
17472 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17474 2016-01-11 Tom de Vries <tom@codesourcery.com>
17476 PR tree-optimization/69058
17477 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17480 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17482 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17483 (mcode-density): Likewise.
17485 2016-01-10 Tom de Vries <tom@codesourcery.com>
17487 PR tree-optimization/69062
17488 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17489 (parallelize_loops): Don't paralelize loop that has phi with address
17492 2016-01-10 Tom de Vries <tom@codesourcery.com>
17494 PR tree-optimization/69039
17495 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17498 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17500 PR middle-end/68743
17501 * match.pd: Require target has function_c99_misc before doing
17502 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17504 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17506 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17508 * configure: Regenerate.
17510 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17512 PR middle-end/50865
17513 PR tree-optimization/69097
17514 * fold-const.h (expr_not_equal_to): New prototype.
17515 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17516 (expr_not_equal_to): New function.
17517 * match.pd (X % -Y is the same as X % Y): Don't optimize
17518 unless X is known not to be equal to minimum or Y is known
17519 not to be equal to -1.
17520 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17521 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17522 (simplify_stmt_using_ranges): Adjust caller.
17523 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17524 substitute_and_fold.
17526 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17528 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17531 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17533 PR tree-optimization/69167
17534 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17535 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17537 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17539 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17540 Richard Biener <rguenther@suse.de>
17542 PR tree-optimization/68707
17543 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17544 instances that can be handled via vect_load_lanes.
17546 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17548 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17549 if we can't determine address equivalence.
17550 * alias.c (compare_base_decl): Update for changed return value of
17551 symtab_node::equal_address_to.
17553 2016-01-08 Jason Merrill <jason@redhat.com>
17557 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17558 * expr.c (store_field): Not here.
17559 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17560 call with TREE_ADDRESSABLE type.
17561 * tree-cfg.c (verify_gimple_call): Adjust.
17563 2016-01-08 Olivier Hainque <hainque@adacore.com>
17565 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17568 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17570 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17571 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17572 (reduc_smin_v2sf): Rename to...
17573 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17574 (reduc_splus_v2sf): Rename to...
17575 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17577 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17579 PR tree-optimization/69162
17580 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17581 valist argument in another argument.
17582 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17583 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17584 to determine the va_list type, build a MEM_REF instead of
17585 build_fold_indirect_ref.
17587 PR tree-optimization/69172
17588 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17591 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17593 PR tree-optimization/67781
17594 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17595 and cmpnop in two steps: first the ones not accessed in original
17596 gimple expression in a endian independent way and then the ones not
17597 accessed in the final result in an endian-specific way.
17599 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17601 PR tree-optimization/69083
17602 * tree-vect-slp.c (vect_get_constant_vectors): For
17603 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17604 element type. If op is fold_convertible_p to vector_type's element
17605 type, use NOP_EXPR instead of VCE.
17607 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17609 PR rtl-optimization/67778
17610 PR rtl-optimization/68634
17611 PR rtl-optimization/68909
17612 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17613 block from the stack until done with it. Remove a superfluous
17614 bitmap set. Remove a superfluous bitmap test.
17616 2016-01-07 Martin Sebor <msebor@redhat.com>
17619 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17620 constraint on the type of arguments.
17622 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17624 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17625 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17626 unaligned_access on the gcc_options set.
17627 * config/arm/arm.c (arm_option_override_internal): Use
17628 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17630 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17633 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17634 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17636 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17639 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17642 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17643 depending on frame_pointer_needed before remaining integer and SSE
17644 registers are saved.
17646 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17649 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17651 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17654 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17655 Use the "xBm" constraint.
17656 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17658 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17659 (sse_cvtsi2ssq<round_name>): Likewise.
17660 (sse_cvtss2si<round_name>): Likewise.
17661 (sse_cvtss2siq<round_name>): Likewise.
17662 (sse2_cvtsi2sdq<round_name>): Likewise.
17663 (sse2_cvtsd2si<round_name>): Likewise.
17664 (sse2_cvtsd2siq<round_name>): Likewise.
17665 * config/i386/subst.md (round_nimm_scalar_predicate): New
17668 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17670 PR middle-end/67639
17671 * varasm.c (make_decl_rtl): Mark invalid register vars as
17674 PR rtl-optimization/66206
17675 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17676 All callers changed.
17678 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17680 PR tree-optimization/69141
17681 * tree-ssa-pre.c: Include langhooks.h.
17682 (eliminate_dom_walker::before_dom_children): Use
17683 lang_hooks.decl_printable_name instead of
17684 cgraph_node::get ()->name ().
17686 PR middle-end/68960
17687 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17688 it and DECL_ALIGN too.
17690 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17692 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17694 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17697 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17698 depending on frame_pointer_needed before remaining integer and SSE
17699 registers are saved.
17701 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17703 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17704 mode iterator with VSX_M2.
17705 (*p9_vecstore_<mode>): Likewise.
17706 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17707 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17708 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17709 (define_split for VSX_LE128 stores): Likewise.
17710 (define_peephole2 for TImode LE swaps): Likewise.
17711 (define_split for VSX_LE128 post-reload stores): Likewise.
17713 2016-01-06 Marek Polacek <polacek@redhat.com>
17716 * convert.c (convert_to_integer_1): Adjust call to
17717 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17718 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17719 EXPR instead of ARG.
17720 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17722 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17725 * doc/extend.texi (RL78 Variable Attributes): New section.
17727 2016-01-05 Marek Polacek <polacek@redhat.com>
17730 * builtins.c (get_memmodel): Use expansion point location rather than
17731 the input location. Call warning_at rather than warning.
17732 (expand_builtin_atomic_compare_exchange): Likewise.
17733 (expand_builtin_atomic_load): Likewise.
17734 (expand_builtin_atomic_store): Likewise.
17735 (expand_builtin_atomic_clear): Likewise.
17737 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17740 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17741 Replace nonimmediate_operand with vector_operand.
17742 * config/i386/predicates.md (vector_operand): New predicate.
17743 (general_vector_operand): Replace nonimmediate_operand with
17745 * config/i386/sse.md: Replace nonimmediate_operand with
17746 vector_operand and m constraint with Bm constraint on SSE
17747 patterns with 16-byte memory operand.
17748 * config/i386/subst.md (round_nimm_predicate): Replace
17749 nonimmediate_operand with vector_operand.
17750 (round_saeonly_nimm_predicate): Likewise.
17751 (round_saeonly_nimm_scalar_predicate): New.
17753 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17756 * config/i386/constraints.md (Bm): New constraint.
17757 * config/i386/predicates.md (vector_memory_operand): New
17759 * config/i386/sse.md: Replace xm with xBm in plusminus and
17760 any_logic patterns.
17762 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17765 * doc/extend.texi (V850 Function Attributes): New section.
17766 (V850 Variable Attributes): New section.
17768 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17771 * doc/extend.texi (MicroBlaze Function Attributes): Document
17772 interrupt_handler and fast_interrupt attributes.
17774 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17777 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17778 for local symbolic operands.
17779 * config/ia64/predicates.md (local_symbolic_operand64): New
17782 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17784 PR rtl-optimization/68651
17785 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17788 2016-01-05 Nathan Sidwell <nathan@acm.org>
17790 * alias.c (compare_base_decls): Use symtab_node::get.
17792 2016-01-05 Nick Clifton <nickc@redhat.com>
17795 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17796 secondary_reload_info structure.
17799 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17800 decls if weak support is available.
17802 2016-01-04 Martin Sebor <msebor@redhat.com>
17804 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17806 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17808 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17809 OPTION_MASK_P9_DFORM.
17811 * config/rs6000/constraints.md (wo constraint): New constraint for
17814 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17816 (rs6000_init_hard_regno_mode_ok): Likewise.
17818 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17821 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17822 expanders not to have constraints. Add support for ISA 3.0 xxperm
17823 instruction. Add support for fusing xxlor with xxperm.
17824 (altivec_vperm_<mode>_internal): Likewise.
17825 (altivec_vperm_v8hiv16qi): Likewise.
17826 (altivec_vperm_<mode>v16q): Likewise.
17827 (altivec_vperm_<mode>_uns): Likewise.
17828 (vperm_v8hiv4si): Likewise.
17829 (vperm_v16qiv8hi): Likewise.
17831 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17833 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17835 Update copyright years.
17837 * gcc.c (process_command): Update copyright notice dates.
17838 * gcov-dump.c (print_version): Ditto.
17839 * gcov.c (print_version): Ditto.
17840 * gcov-tool.c (print_version): Ditto.
17841 * gengtype.c (create_file): Ditto.
17842 * doc/cpp.texi: Bump @copying's copyright year.
17843 * doc/cppinternals.texi: Ditto.
17844 * doc/gcc.texi: Ditto.
17845 * doc/gccint.texi: Ditto.
17846 * doc/gcov.texi: Ditto.
17847 * doc/install.texi: Ditto.
17848 * doc/invoke.texi: Ditto.
17850 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17852 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17853 modes larger than TImode as TImode if NEON is not enabled.
17855 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17858 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17859 mode for %f0-%f31 only if TARGET_FPU.
17861 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17864 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17865 to compute the PACKED_P predicate.
17866 (function_arg_record_value): Minor tweaks.
17868 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17870 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17871 option for arm*-*-* targets.
17873 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17875 * doc/extend.texi (Common Function Attributes): Move docs for
17876 MSP430-specific attributes to....
17877 (MSP430 Function Attributes): ...here. Delete the redundant
17878 entries and copy-edit the remaining text.
17879 (MSP430 Variable Attributes): Use uniform format for index
17880 entries and add a cross-reference to the corresponding function
17883 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17885 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17887 (x86 Options): Likewise.
17889 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17893 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17894 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17895 to corresponding attribute.
17897 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17899 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17900 to correct alphabetization of table. Copy-edit and correct
17902 <stack_protect>: Likewise.
17903 <target_clones>: Likewise.
17905 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17906 Correct punctuation.
17907 (Code Gen Options) <-fno-plt>: Copy-edit.
17909 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17912 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17913 SI values. Explicitly convert SI to DI and vice-versa.
17915 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17917 PR tree-optimization/69070
17918 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17919 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17922 * ubsan.c (ubsan_instrument_float_cast): Call
17923 initialize_sanitizer_builtins.
17926 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17928 Copyright (C) 2016 Free Software Foundation, Inc.
17930 Copying and distribution of this file, with or without modification,
17931 are permitted in any medium without royalty provided the copyright
17932 notice and this notice are preserved.