1 2016-07-20 David Malcolm <dmalcolm@redhat.com>
4 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11 * target.def (addr_space): Add new diagnose_usage to hook vector.
12 * targhooks.c (default_addr_space_diagnose_usage): Add default
14 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16 is some address space, call targetm.addr_space.diagnose_usage.
17 * doc/tm.texi.in (Named Address Spaces): Add anchor for
18 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
19 * doc/tm.texi: Regenerate.
21 2016-07-20 Martin Liska <mliska@suse.cz>
24 * graphite-isl-ast-to-gimple.c (later_of_the_two):
25 Properly handly PHI stmts.
27 2016-07-20 Bin Cheng <bin.cheng@arm.com>
29 PR tree-optimization/71503
30 PR tree-optimization/71683
31 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
34 2016-07-20 Martin Liska <mliska@suse.cz>
36 * doc/invoke.texi (-fipa-ra): Document when the option is
39 2016-07-20 Martin Liska <mliska@suse.cz>
41 * Makefile.in: Include fibonacci_heap.c
42 * fibonacci_heap.c: New file.
43 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
44 (fibonacci_heap::union_with): Fix deletion of the second heap.
45 * selftest-run-tests.c (selftest::run_tests): Incorporate
47 * selftest.h: Declare fibonacci_heap_c_tests.
49 2016-07-20 Martin Liska <mliska@suse.cz>
51 * selftest-run-tests.c (selftest::run_tests): New function.
52 * selftest.h (sreal_c_tests): Declare.
53 * sreal.c (sreal_verify_basics): New function.
54 (verify_aritmetics): Likewise.
55 (sreal_verify_arithmetics): Likewise.
56 (verify_shifting): Likewise.
57 (sreal_verify_shifting): Likewise.
58 (void sreal_c_tests): Likewise.
60 2016-07-19 Jakub Jelinek <jakub@redhat.com>
62 PR rtl-optimization/71916
63 * cfgrtl.c (contains_no_active_insn_p): Return false also for
64 bb which have a single succ fake edge.
66 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
69 * dwarf2out.c (gen_subprogram_die): Only call
70 gen_unspecified_parameters_die while dumping early dwarf.
72 2016-07-19 Jakub Jelinek <jakub@redhat.com>
75 * gimple-fold.c (fold_builtin_memory_op): Use
76 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
78 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
80 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
81 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
82 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
83 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
87 * double-int.c: Ditto.
92 * fold-const.c: Ditto.
99 * loop-doloop.c: Ditto.
100 * loop-invariant.c: Ditto.
107 * simplify-rtx.c: Ditto.
108 * stor-layout.c: Ditto.
110 * tree-ssa-loop-ivopts.c: Ditto.
111 * tree-vect-generic.c: Ditto.
112 * tree-vect-patterns.c: Ditto.
117 * wide-int-print.cc: Ditto.
118 * wide-int.cc: Ditto.
121 2016-07-19 David Malcolm <dmalcolm@redhat.com>
123 * selftest.c (selftest::assert_streq): Handle NULL values of
124 val_actual and val_expected.
126 2016-07-19 Martin Jambor <mjambor@suse.cz>
129 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
130 rather than cgraph_create_node to get a call graph node.
132 2016-07-19 Richard Biener <rguenther@suse.de>
134 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
135 handle all tcc_constant bases and valueize SSA names.
136 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
139 2016-07-19 David Malcolm <dmalcolm@redhat.com>
141 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
142 the flags of the exit block and bb2, not just the entry block.
144 2016-07-19 Richard Biener <rguenther@suse.de>
146 PR tree-optimization/71901
147 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
148 align member, group stuff with the bitfield.
149 (vn_ref_op_align_unit): New inline.
150 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
151 record element alignment and operand 3 unchanged.
152 (ao_ref_init_from_vn_reference): Adjust.
153 (valueize_refs_1): Likewise.
154 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
156 2016-07-19 Richard Biener <rguenther@suse.de>
158 PR tree-optimization/71908
159 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
160 symbolic constants in a more reliable way.
162 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
164 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
166 (vect_update_inits_of_drs): Likewise.
167 (vect_create_cond_for_alias_checks): Likewise.
168 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
170 2016-07-19 Richard Biener <rguenther@suse.de>
173 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
174 with an abstract origin that is not an inlined function outer
175 scope add a self-reference as abstract origin.
176 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
178 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
181 * config/rs6000/rs6000.c (rs6000_function_value): Fix
182 unintentional System V.4 structure return breakage for structures
183 with a single floating point element.
185 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
187 PR tree-optimization/71734
188 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
189 contains REF, use it to check safelen, assume that safelen value
190 must be greater 1, fix style.
191 (ref_indep_loop_p_2): Add REF_LOOP argument.
192 (ref_indep_loop_p): Pass LOOP as additional argument to
195 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
197 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
198 allocation in the prologue.
199 * explow.c (get_dynamic_stack_base): New function to return an address
200 expression for the dynamic stack base.
201 (get_dynamic_stack_size): New function to do the required dynamic stack
202 space size calculations.
203 (allocate_dynamic_stack_space): Use new functions.
204 (align_dynamic_address): Move some code from
205 allocate_dynamic_stack_space to new function.
206 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
208 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
210 * config/s390/s390.c (s390_encode_section_info): Always set
211 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
214 2016-07-18 Richard Biener <rguenther@suse.de>
216 PR tree-optimization/71893
217 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
218 for sizetype cast added by array_ref_element_size.
219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
221 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
223 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
224 register parameters. Remove code to initialize argument pointer
225 on TARGET_64BIT. Optimize call to _mcount when it can be reached
226 using a pc-relative branch. Cleanup conditional code.
227 * config/pa/pa.md (call_mcount): New expander.
228 (call_mcount_nonpic): New insn.
229 (call_mcount_pic): New insn and split.
230 (call_mcount_pic_post_reload): New insn.
231 (call_mcount_64bit): New insn and split.
232 (call_mcount_64bit_post_reload): New insn.
234 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
236 * config/avr/predicates.md (const_m255_to_m1_operand): New.
237 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
238 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
239 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
240 (*usum_widenqihi3, *udiff_widenqihi3)
241 (*addhi3_zero_extend.const): New combiner insns.
242 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
243 just 1 bit is affected.
244 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
245 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
247 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
249 * omp-low.c (lower_omp_target): Mark data clauses with
250 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
251 zero-length subarrays.
253 2016-07-15 Richard Biener <rguenther@suse.de>
255 PR tree-optimization/71881
256 * tree-loop-distribution.c (destroy_loop): Remove blocks in
257 reverse DOM order to make debug temp generation happy.
259 2016-07-15 Richard Biener <rguenther@suse.de>
261 PR tree-optimization/71887
262 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
263 verify it is not zero for division / modulo handling.
264 (value_replacement): Adjust.
266 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
267 Julian Brown <julian@codesourcery.com>
269 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
270 * config/aarch64/aarch64-cost-tables.h
271 (vulcan_extra_costs): New variable.
272 * config/aarch64/aarch64.c
273 (vulcan_addrcost_table): Likewise.
274 (vulcan_regmove_cost): Likewise.
275 (vulcan_vector_cost): Likewise.
276 (vulcan_branch_cost): Likewise.
277 (vulcan_tunings): Likewise.
279 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
281 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
282 (output_in_order): Loop over undefined variables too. Output them
283 via assemble_undefined_decl. Skip variables that correspond to hard
284 registers or have value-exprs.
285 * varpool.c (symbol_table::output_variables): Handle undefined
286 variables together with defined ones.
288 2016-07-15 Richard Biener <rguenther@suse.de>
290 * tree-ssa-pre.c (get_representative_for): Make sure to return
291 the value number of SSA names.
292 (phi_translate_1): get_representative_for cannot return NULL.
293 (do_pre_regular_insertion): Remove redundant call to
294 fully_constant_expression.
295 (do_pre_partial_partial_insertion): Likewise.
297 2016-07-15 Bin Cheng <bin.cheng@arm.com>
299 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
300 (derive_simple_iv_with_niters): New function.
301 (simple_iv): Rewrite using simple_iv_with_niters.
302 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
303 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
305 (number_of_iterations_exit): Rewrite using above function.
306 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
309 2016-07-15 Richard Biener <rguenther@suse.de>
311 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
314 2016-07-14 Jakub Jelinek <jakub@redhat.com>
316 PR tree-optimization/71872
317 * tree-data-ref.c (get_references_in_stmt): Ignore references
318 with is_gimple_constant get_base_address.
320 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
322 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
323 (TARGET_HAVE_LDACQD): New macro.
324 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
325 than TARGET_HAVE_LDACQ.
326 (arm_load_acquire_exclusivedi): Likewise.
327 (arm_store_release_exclusivedi): Likewise.
329 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
331 PR rtl-optimization/71878
332 * lra-constraints.c (match_reload): Pass information about other
333 output operands. Create new unique register value if matching input
334 operand shares same register value as output operand being considered.
335 (curr_insn_transform): Record output operands already processed.
337 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
340 PR tree-optimization/70923
341 * tree-vect-patterns.c: Include mult-synthesis.h.
342 (target_supports_mult_synth_alg): New function.
343 (synth_lshift_by_additions): Likewise.
344 (apply_binop_and_append_stmt): Likewise.
345 (vect_synth_mult_by_constant): Likewise.
346 (target_has_vecop_for_code): Likewise.
347 (vect_recog_mult_pattern): Use above functions to synthesize vector
348 multiplication by integer constants.
350 2016-07-14 Alan Modra <amodra@gmail.com>
352 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
353 gpr alternatives. Correct '*' placement on Y,r alternative.
354 Add '*' on operand 1 of r,r alternative.
356 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
358 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
359 * expmed.h: ... Here.
361 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
363 * gimple.h (stmt_can_terminate_bb_p): New function.
364 * tree-cfg.c (need_fake_edge_p): Rename to ...
365 (stmt_can_terminate_bb_p): ... this; return true if stmt can
366 throw external; handle const and pure calls.
367 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
369 2016-07-14 Richard Biener <rguenther@suse.de>
371 PR tree-optimization/71866
372 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
373 (do_hoist_insertion): Avoid endless recursion when we
374 didn't insert anything because we managed to simplify
375 things down to a constant or SSA name.
376 (fully_constant_expression): Re-write in terms of ...
377 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
378 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
379 vn_nary_build_or_lookup_1.
380 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
381 (vn_nary_build_or_lookup): ... this which now wraps it.
383 2016-07-14 Alan Modra <amodra@gmail.com>
386 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
387 with p9_vector override before power9-dform override.
389 2016-07-13 Andi Kleen <ak@linux.intel.com>
391 * value-prof.c (gimple_value_profile_transformations): Don't run
392 when auto_profile is on.
394 2016-07-13 Andi Kleen <ak@linux.intel.com>
396 * auto-profile.c (update_inlined_ind_target,
397 afdo_indirect_call): Print information to dump file.
399 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
401 * genrecog.c (special_predicate_operand_p): New function.
402 (predicate_name): Move function.
403 (validate_pattern): Don't warn about missing mode for all
404 define_special_predicate predicates.
406 2016-07-13 Bin Cheng <bin.cheng@arm.com>
408 * tree-vect-data-refs.c (vect_no_alias_p): New function.
409 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
410 resolve alias checks which are known at compilation time.
411 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
412 alias checks are resolved. Move dump info for too many runtime
413 alias checks to here...
414 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
416 2016-07-13 Richard Biener <rguenther@suse.de>
418 PR tree-optimization/24574
419 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
420 position and add shift, rotate, divison and modulo support
422 (value_replacement): Pass in argument position to absorbing_element_p.
424 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
427 * ipa-inline-transform.c (inline_call): Support
430 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
432 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
433 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
435 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
436 Baseline. Make initial alternative TARGET_32BIT only.
438 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
439 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
442 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
444 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
445 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
446 availability with TARGET_HAVE_MOVT.
447 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
448 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
449 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
451 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
452 extra instruction if MOVW is available. Use a cost variable
453 incremented by COSTS_N_INSNS (1) when the condition match rather than
454 returning an arithmetic expression based on COSTS_N_INSNS. Make
455 constant with bottom half word zero cost 2 instruction if MOVW is
457 * config/arm/arm.md (define_attr "arch"): Add v8mb.
458 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
459 target is ARMv8-M Baseline.
460 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
461 (arm_movtas_ze): Likewise.
462 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
463 alternative for constants satisfying j constraint.
464 (thumb1_movsi_insn): Likewise.
465 (movsi splitter for K alternative): Tighten condition to not trigger
466 if movt is available and j constraint is satisfied.
467 (Pe immediate splitter): Likewise.
468 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
469 constant fitting in an halfword to use MOVW.
470 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
473 2016-07-13 Richard Biener <rguenther@suse.de>
476 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
477 gimplifying the LHS. Make sure to gimplify a returning twice
478 call LHS without using SSA names.
480 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
482 * tree-data-ref.c (find_data_references_in_stmt): Remove
483 unnecessary call to vec::release.
484 (graphite_find_data_references_in_stmt): Likewise.
485 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
486 * tree-vect-stmts.c (vectorizable_condition): Likewise.
488 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
490 * cfgexpand.c (expand_used_vars): Make the type of a local
492 * genmatch.c (lower_for): Likewise.
493 * haifa-sched.c (haifa_sched_init): Likewise.
494 (add_to_speculative_block): Likewise.
495 (create_check_block_twin): Likewise.
496 * predict.c (handle_missing_profiles): Likewise.
497 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
498 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
499 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
501 (maybe_lower_iteration_bound): Likewise.
502 * tree-ssa-sccvn.c (DFS): Likewise.
503 * tree-stdarg.c (reachable_at_most_once): Likewise.
504 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
505 (vectorizable_store): Likewise.
507 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
509 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
510 (sccvn_dom_walker): make cond_stack an auto_vec.
512 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
514 * ree.c (struct ext_state): Make type of members auto_vec.
515 (find_and_remove_re): Adjust.
517 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
519 * cfgexpand.c (struct stack_vars_data): Make type of fields
521 (expand_used_vars): Adjust.
523 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
525 * ipa.c (record_cdtor_fn): Adjust.
526 (build_cdtor_fns): Likewise.
527 (ipa_cdtor_merge): Make static_ctors and static_dtors local
530 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
532 * genextract.c (struct accum_extract): Add constructor and make
536 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
538 * tree.c (struct free_lang_data_d): Add constructor and change
539 types of members to ones that automatically manage resources.
540 (fld_worklist_push): Adjust.
541 (find_decls_types): Likewise.
542 (find_decls_types_in_eh_region): Likewise.
543 (free_lang_data_in_cgraph): Stop manually creating and
544 destroying members of free_lang_data_d.
546 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
548 PR rtl-optimization/68961
549 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
550 peephole variant. Use sse_reg_operand predicates.
552 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
554 * config/i386/predicates.md (x86_64_immediate_operand)
555 <case CONST_INT>: Remove unneeded truncation to DImode.
557 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
559 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
562 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
563 The xxperm and xxpermr instructions require that the 2nd input
564 operand overlap with the output operand, and not the 1st.
565 (altivec_vperm_v8hiv16qi): Likewise.
566 (altivec_vperm_<mode>_uns_internal): Likewise.
567 (altivec_vpermr_<mode>_internal): Likewise.
568 (vperm_v8hiv4si): Likewise.
569 (vperm_v16qiv8hi): Likewise.
571 2016-07-12 Martin Liska <mliska@suse.cz>
573 * params.def: Add avg-loop niter.
574 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
575 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
576 * doc/invoke.texi: Document the new parameter.
578 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
581 * expr.c (store_constructor): Mask sign-extended bits when widening
582 sub-word constructor element at the start of a word.
584 2016-07-12 Martin Liska <mliska@suse.cz>
586 * Makefile.in: Append rule for params-options.h.
587 * params-options.h: New file.
589 2016-07-12 Martin Liska <mliska@suse.cz>
591 * ira-build.c (mark_loops_for_removal): Properly iterate
594 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
595 Richard Biener <rguenther@suse.de>
597 PR tree-optimization/23286
598 PR tree-optimization/70159
599 * doc/invoke.texi: Document -fcode-hoisting.
600 * common.opt (fcode-hoisting): New flag.
601 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
602 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
603 (do_regular_insertion): Rename to ...
604 (do_pre_regular_insertion): ... this and amend general comments
605 on insertion strathegy.
606 (do_partial_partial_insertion): Rename to ...
607 (do_pre_partial_partial_insertion): ... this.
608 (do_hoist_insertion): New function.
609 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
610 and call do_hoist_insertion properly.
612 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
613 (pass_pre::execute): Register hoist_insert stats.
615 2016-07-12 Jakub Jelinek <jakub@redhat.com>
618 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
619 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
620 is different from mode's bitsize. Small cleanup.
622 2016-07-12 Richard Biener <rguenther@suse.de>
624 PR rtl-optimization/68961
625 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
626 to simplify to a non-constant.
628 2016-07-11 Jakub Jelinek <jakub@redhat.com>
631 * omp-low.c (expand_omp_target): Gimplify device.
633 PR tree-optimization/71823
634 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
635 to get vec_oprnds2 from op2.
637 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
640 Hoist common subexpressions.
641 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
643 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
646 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
647 prevent generation of 'stxsiwx' on pre Power8 hardware.
649 2016-07-11 David Malcolm <dmalcolm@redhat.com>
651 * input.c: Include cpplib.h.
652 (selftest::temp_source_file): New class.
653 (selftest::temp_source_file::temp_source_file): New ctor.
654 (selftest::temp_source_file::~temp_source_file): New dtor.
655 (selftest::should_have_column_data_p): New function.
656 (selftest::test_should_have_column_data_p): New function.
657 (selftest::temp_line_table): New class.
658 (selftest::temp_line_table::temp_line_table): New ctor.
659 (selftest::temp_line_table::~temp_line_table): New dtor.
660 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
661 it to create a temp_line_table.
662 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
663 locations that are known to have column data.
664 (selftest::line_table_case): New struct.
665 (selftest::test_reading_source_line): Move tempfile handling
666 to class temp_source_file.
667 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
668 (selftest::assert_token_loc_eq): New function.
669 (ASSERT_TOKEN_LOC_EQ): New macro.
670 (selftest::test_lexer): New function.
671 (selftest::boundary_locations): New array.
672 (selftest::input_c_tests): Call test_should_have_column_data_p.
673 Loop over a test matrix of interesting values of location and
674 default_range_bits, calling test_lexer on each case in the matrix.
675 Move call to test_accessing_ordinary_linemaps into the matrix.
676 * selftest.h (ASSERT_EQ): Reimplement in terms of...
677 (ASSERT_EQ_AT): New macro.
679 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
682 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
683 Don't convert TImode in debug insn.
685 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
687 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
688 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
689 (tree_type_common::lang_flag_7): New.
690 (tree_type_common::spare): Reduce size.
691 * tree.h (TYPE_ALIGN_OK): Remove.
692 (TYPE_LANG_FLAG_7): New.
693 (get_inner_reference): Adjust header.
694 * print-tree.c (print_node): Adjust.
695 * expr.c (get_inner_reference): Remove parameter keep_aligning.
696 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
697 calls to get_inner_reference.
698 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
699 handling of TYPE_ALIGN_OK.
700 * builtins.c (get_object_alignment_2): Adjust call to
701 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
702 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
704 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
705 * cfgexpand.c (expand_debug_expr): Likewise.
706 * dbxout.c (dbxout_expand_expr): Likewise.
707 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
708 loc_list_from_tree, fortran_common): Likewise.
709 * fold-const.c (optimize_bit_field_compare,
710 decode_field_reference, fold_unary_loc, fold_comparison,
711 split_address_to_core_and_offset): Likewise.
712 * gimple-laddress.c (execute): Likewise.
713 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
714 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
715 * hsa-gen.c (gen_hsa_addr): Likewise.
716 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
717 * tsan.c (instrument_expr): Likewise.
718 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
719 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
720 * tree-affine.c (tree_to_aff_combination,
721 get_inner_reference_aff): Adjust calls to get_inner_reference.
722 * tree-data-ref.c (split_constant_offset_1,
723 dr_analyze_innermost): Likewise.
724 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
725 * tree-sra.c (ipa_sra_check_caller): Likewise.
726 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
727 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
728 bswap_replace): Likewise.
729 * tree-vect-data-refs.c (vect_check_gather,
730 vect_analyze_data_refs): Likewise.
731 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
732 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
735 2016-07-11 David Malcolm <dmalcolm@redhat.com>
737 * Makefile.in (selftest-valgrind): New phony target.
738 * function-tests.c (selftest::build_cfg): Delete pass instances
740 (selftest::convert_to_ssa): Likewise.
741 (selftest::test_expansion_to_rtl): Likewise.
742 * tree-cfg.c (selftest::test_linear_chain): Release dominator
744 (selftest::test_diamond): Likewise.
746 2016-07-11 Richard Biener <rguenther@suse.de>
748 PR tree-optimization/71816
749 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
750 than replacing all of its operands.
752 2016-07-11 Alan Modra <amodra@gmail.com>
754 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
755 (ctr<mode>): Add unspec.
756 (ctr<mode>_internal*): Likewise.
758 2016-07-08 James Bowman <james.bowman@ftdichip.com>
760 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
761 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
763 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
765 PR rtl-optimization/71621
766 * lra-constraints.c (process_alt_operands): Check combination of
769 2016-07-08 Jason Merrill <jason@redhat.com>
770 Richard Biener <rguenther@suse.de>
772 P0145: Refining Expression Order for C++.
773 * gimplify.c (initial_rhs_predicate_for): New.
774 (gimplfy_modify_expr): Gimplify RHS before LHS.
776 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
779 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
780 Allow standard error handling to take over when a wrong number
781 of arguments is presented to __builtin_vec_ld () or
784 2016-07-08 Jiong Wang <jiong.wang@arm.com>
786 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
791 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
792 __builtin_aarch64_fmaxv2sf.
793 (vmaxnmq_f32): Likewise.
794 (vmaxnmq_f64): Likewise.
795 (vminnm_f32): Likewise.
796 (vminnmq_f32): Likewise.
797 (vminnmq_f64): Likewise.
799 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
802 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
803 enable -mfloat128-hardware by default.
804 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
805 that IEEE 128-bit hardware support needs.
806 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
807 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
808 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
809 floating point requires.
810 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
811 -mfloat128 and -mfloat128-hardware changes.
813 2016-07-08 Alan Hayward <alan.hayward@arm.com>
815 PR tree-optimization/71667
816 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
818 2016-07-08 Martin Liska <mliska@suse.cz>
821 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
822 folding produces SAVE_EXPRs, thus return false for the type.
824 2016-07-07 Martin Liska <mliska@suse.cz>
826 * file-find.c (remove_prefix): New function.
827 * file-find.h (remove_prefix): Declare the function.
828 * gcc-ar.c (main): Skip a folder of the wrapper if
829 a wrapped binary would point to the same file.
831 2016-07-07 Jan Hubicka <jh@suse.cz>
833 * tree-scalar-evolution.c (iv_can_overflow_p): export.
834 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
835 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
837 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
840 * ipa-inline-analysis.c (compute_inline_parameters): Set
841 local.can_change_signature to false for intrumentation
844 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
846 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
847 with TARGET_HAVE_MOVT.
848 (TARGET_HAVE_MOVT): Define.
849 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
850 availability with TARGET_HAVE_MOVT.
851 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
853 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
855 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
856 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
857 * config/arm/constraints.md (define_constraint "j"): Use
858 TARGET_HAVE_MOVT to check MOVT availability.
860 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
862 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
864 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
866 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
867 (armv8-m.main): Likewise.
868 (armv8-m.main+dsp): Likewise.
869 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
870 (FL_FOR_ARCH8M_MAIN): Likewise.
871 * config/arm/arm-tables.opt: Regenerate.
872 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
873 armv8-m.main+dsp to BE8_LINK_SPEC.
874 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
875 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
876 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
877 Baseline and Mainline.
878 (arm_option_override_internal): Also disable arm_restrict_it when
879 !arm_arch_notm. Update comment for -munaligned-access to also cover
881 (arm_file_start): Increase buffer size for printing architecture name.
882 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
883 and armv8-m.main+dsp.
884 (mno-unaligned-access): Clarify that this is disabled by default for
885 ARMv8-M Baseline architectures as well.
887 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
889 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
890 decide whether to prevent some libgcc routines being included for some
891 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
892 link between this condition and the one in
893 libgcc/config/arm/lib1func.S.
895 2016-07-07 Richard Biener <rguenther@suse.de>
897 * tree-ssa-pre.c: Include alias.h.
898 (compute_avail): If we have multiple VN_REFERENCEs with the
899 same hashtable entry adjust that to make it a valid replacement
900 for all of them with respect to alignment and aliasing
901 when doing insertion.
902 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
903 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
905 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
909 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
910 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
913 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
915 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
916 (adjust_mems): Adjust.
917 (adjust_insn): Likewise.
918 (prepare_call_arguments): Likewise.
920 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
922 * gcse.c (struct ls_expr): Make stores field a vector.
923 (ldst_entry): Adjust.
924 (free_ldst_entry): Likewise.
925 (print_ldst_list): Likewise.
926 (compute_ld_motion_mems): Likewise.
927 (update_ld_motion_stores): Likewise.
929 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
931 * gcse.c (struct ls_expr): Remove loads field.
932 (ldst_entry): Adjust.
933 (free_ldst_entry): Likewise.
934 (print_ldst_list): Likewise.
935 (compute_ld_motion_mems): Likewise.
937 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
939 * store-motion.c (struct st_expr): Make antic_stores a vector.
940 (st_expr_entry): Adjust.
941 (free_st_expr_entry): Likewise.
942 (print_store_motion_mems): Likewise.
943 (find_moveable_store): Likewise.
944 (compute_store_table): Likewise.
945 (remove_reachable_equiv_notes): Likewise.
946 (replace_store_insn): Likewise.
947 (build_store_vectors): Likewise.
949 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
951 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
952 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
954 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
956 PR tree-optimization/71518
957 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
958 misalign also for outer loops with negative step.
960 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
962 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
963 (cortex_a53_shift): Add mov_shift.
964 (cortex_a53_shift_reg): Add new reservation for register shifts.
965 (cortex_a53_alu): Remove bfm.
966 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
967 (cortex_a53_alu_extr): Add new reservation for EXTR.
968 (bypasses): Improve bypass modelling.
970 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
973 * config/avr/avr.c (avr_asm_select_section): Strip off
974 SECTION_DECLARED from flags when calling get_section.
976 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
978 * tree-vectorizer.h (vect_memory_access_type): Add
979 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
980 * tree-vect-stmts.c (compare_step_with_zero): New function.
981 (perm_mask_for_reverse): Move further up file.
982 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
984 (get_negative_load_store_type): New function.
985 (get_load_store_type): Call it. Add an ncopies argument.
986 (vectorizable_mask_load_store): Update call accordingly and
987 remove tests for negative steps.
988 (vectorizable_store, vectorizable_load): Likewise. Handle new
991 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
993 * tree-vectorizer.h (vect_memory_access_type): New enum.
994 (_stmt_vec_info): Add a memory_access_type field.
995 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
996 (vect_model_store_cost): Take an access type instead of a boolean.
997 (vect_model_load_cost): Likewise.
998 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
999 vect_model_store_cost and vect_model_load_cost.
1000 * tree-vect-stmts.c (vec_load_store_type): New enum.
1001 (vect_model_store_cost): Take an access type instead of a
1002 store_lanes_p boolean. Simplify tests.
1003 (vect_model_load_cost): Likewise, but for load_lanes_p.
1004 (get_group_load_store_type, get_load_store_type): New functions.
1005 (vectorizable_store): Use get_load_store_type. Record the access
1006 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1007 (vectorizable_load): Likewise.
1008 (vectorizable_mask_load_store): Likewise. Replace is_store
1009 variable with vls_type.
1011 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1013 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1014 single_element_p parameter.
1015 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1016 Check the PR65518 case here rather than in vectorizable_load.
1017 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1018 * tree-vect-stmts.c (vectorizable_load): Likewise.
1020 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1022 * tree-vectorizer.h (gather_scatter_info): New structure.
1023 (vect_check_gather_scatter): Return a bool rather than a decl.
1024 Replace return-by-pointer arguments with a single
1025 gather_scatter_info *.
1026 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1027 (vect_analyze_data_refs): Update call accordingly.
1028 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1029 (vectorizable_mask_load_store): Likewise. Also record the
1030 offset dt and vectype in the gather_scatter_info.
1031 (vectorizable_store): Likewise.
1032 (vectorizable_load): Likewise.
1034 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1036 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1037 strided groups, use the cost of N scalar accesses instead
1038 of ncopies vector accesses.
1039 (vect_model_load_cost): Likewise.
1041 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1043 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1044 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1045 variable to indicate when once-per-group costs are being used.
1046 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1048 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1050 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1051 peeling-for-gaps condition.
1053 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1055 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1056 element to register if it doesn't match general_operand.
1058 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1059 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1061 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1063 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1064 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1065 (SIGNBIT): New mode iterator.
1066 (Fsignbit): New mode attribute.
1067 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1068 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1069 when direct moves are available.
1070 (signbit<mode>2_dm): New define_insn_and_split).
1071 (signbit<mode>2_dm2): New define_insn.
1073 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1075 PR rtl-optimization/71594
1076 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1077 into subregs of appropriate mode before trying to emit a conditional
1080 2016-07-05 Jan Hubicka <jh@suse.cz>
1082 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1083 (simple_iv): Use it.
1085 2016-07-05 Jan Hubicka <jh@suse.cz>
1087 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1089 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1091 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1094 2016-07-05 Jan Hubicka <jh@suse.cz>
1096 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1099 2016-07-05 Richard Biener <rguenther@suse.de>
1101 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1102 Handle empty else block.
1103 (is_feasible_trace): Likewise.
1104 (split_paths): Likewise.
1106 2016-07-05 Richard Biener <rguenther@suse.de>
1108 * tree-loop-distribution.c (distribute_loop): Fix issue with
1109 the cost model loop.
1111 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1113 * config/arm/neon-testgen.ml: Delete.
1114 * config/arm/neon.ml: Delete.
1116 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1119 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1120 directly using TREE_PURPOSE.
1122 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1124 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1125 * config/aarch64/aarch64_neon.h: Likewise.
1126 * config/aarch64/arm_neon.h: Likewise.
1127 * config/aarch64/atomics.md: Likewise.
1128 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1129 * doc/invoke.texi: Likewise.
1131 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1133 * config/s390/s390.md: Add "z13" cpu_facility.
1134 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1135 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1136 condition" type instructions.
1138 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1139 Jeff Law <law@redhat.com>
1141 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1142 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1144 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1146 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1147 permutation for TARGET_AVX512F.
1148 (ix86_expand_vec_one_operand_perm_avx512): New function.
1149 (expand_vec_perm_1): Invoke introduced function.
1150 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1151 it may be not valid after vectorization.
1153 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1156 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1157 typo in comment. Only force to memory if it is a weak
1160 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1161 Jiong Wang <jiong.wang@arm.com>
1163 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1164 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1165 (AARCH64_FL_F16): New.
1166 (AARCH64_FL_FOR_ARCH8_2): New.
1167 (AARCH64_ISA_8_2): New.
1168 (AARCH64_ISA_F16): New.
1169 (TARGET_FP_F16INST): New.
1170 (TARGET_SIMD_F16INST): New.
1171 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1172 ("fp"): Disabling "fp" also disables "fp16".
1173 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1174 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1175 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1176 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1178 2016-07-04 Jan Beulich <jbeulich@suse.com>
1180 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1182 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1185 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1186 the insns, use an insn form that does not adjust the offset on
1187 little endian systems.
1189 2016-07-01 Jan Beulich <jbeulich@suse.com>
1191 * varasm.c (get_variable_section): Validate initializer in
1192 named .bss-like sections.
1194 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1196 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
1197 Exchange the order of the second and third operands in the vpermr
1198 instruction tmeplate.
1200 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
1203 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
1204 Disallow TDmode values.
1206 2016-07-01 Alan Modra <amodra@gmail.com>
1208 PR rtl-optimization/71709
1209 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1210 being set, not referenced.
1212 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1214 PR tree-optimization/70729
1215 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1216 of loop since it can be not valid after transformation.
1218 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1220 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1221 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1223 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1225 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1228 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1231 * config/rs6000/constraints.md (wY constraint): New constraint to
1232 match the requirements for the LXSD and STXSD instructions.
1233 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1234 predicate to match the requirements for the LXSD and STXSD
1236 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1237 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1238 to make sure that the bottom 2 bits of offset are 0, the address
1239 form is offsettable, and no updating is done in the address mode.
1240 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1241 (movdi_internal32): Likewise
1242 (movdi_internal64): Likewise.
1244 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1246 PR tree-optimization/71707
1247 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1248 strinfo even for ADDR_EXPR ptr.
1250 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1252 * config/rs6000/altivec.md (darn_32): Change the condition to
1253 TARGET_P9_MISC instead of TARGET_MODULO.
1254 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1255 condition expression.
1256 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1257 condition expression.
1258 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1259 (DFP_TEST): New code iterator.
1260 (dfptstsfi_<code>_mode>): New define_expand.
1261 (*dfp_sgnfcnc_<mode>): New define_insn.
1262 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1263 definition next to BU_P9_MISC_1 definition and change the MASK
1264 value to RS6000_BTM_P9_MISC.
1265 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1266 (BU_P9_64BIT_MISC_0): Likewise.
1267 (BU_P9_DFP_MISC_0): New macro definition.
1268 (BU_P9_DFP_MISC_1): New macro definition.
1269 (BU_P9_DFP_MISC_2): New macro definition.
1270 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1271 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1272 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1273 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1274 (TSTSFI_LT_TD): Likewise.
1275 (TSTSFI_EQ_DD): Likewise.
1276 (TSTSFI_EQ_TD): Likewise.
1277 (TSTSFI_GT_DD): Likewise.
1278 (TSTSFI_GT_TD): Likewise.
1279 (TSTSFI_OV_DD): Likewise.
1280 (TSTSFI_OV_TD): Likewise.
1281 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1282 (TSTSFI_LT_DD): Likewise.
1283 (TSTSFI_LT_TD): Likewise.
1284 (TSTSFI_EQ): Likewise.
1285 (TSTSFI_EQ_DD): Likewise.
1286 (TSTSFI_EQ_TD): Likewise.
1287 (TSTSFI_GT): Likewise.
1288 (TSTSFI_GT_DD): Likewise.
1289 (TSTSFI_GT_TD): Likewise.
1290 (TSTSFI_OV): Likewise.
1291 (TSTSFI_OV_DD): Likewise.
1292 (TSTSFI_OV_TD): Likewise.
1293 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1294 overloaded test significance functions.
1295 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1296 OPTION_MASK_P9_MISC into the representation of this mask.
1297 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1299 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1300 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1302 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1303 argument is a 6-bit unsigned literal value if the icode argument
1304 represents a DFP test significance built-in call.
1305 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1306 flag used independently and in combination with the
1307 RS6000_BTM_64BIT flag.
1308 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1309 (rs6000_builtin_mask_names): Add entry for power9-misc
1310 command-line option.
1311 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1312 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1313 RS6000_BTM_P9_MISC macros.
1314 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1315 option and change the description of the -mpower9-vector option to
1316 enable only vector instructions, removing its erroneously claimed
1317 support for scalar instructions.
1318 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1319 the ISA 3.0 digital floating point test significance built-in
1322 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1324 * config/aarch64/aarch64.c (cortexa35_tunings):
1325 Enable AES fusion. Use cortexa57_branch_cost.
1326 (cortexa53_tunings): Use cortexa57_branch_cost.
1327 (cortexa72_tunings): Use cortexa57_branch_cost.
1328 Use AUTOPREFETCHER_WEAK.
1329 (cortexa73_tunings): Use cortexa57_branch_cost.
1331 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1332 James Greenhalgh <james.greenhalgh@arm.com>
1334 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1335 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1336 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1337 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1338 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1339 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1340 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1341 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1342 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1343 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1344 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1345 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1346 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1349 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1350 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1352 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1354 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1356 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1359 * gcc.c (driver::build_option_suggestions): Pass "option" to
1360 add_misspelling_candidates.
1361 * opts-common.c (add_misspelling_candidates): Add "option" param;
1362 use it to avoid adding negated forms for options marked with
1364 * opts.h (add_misspelling_candidates): Add "option" param.
1366 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1369 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1370 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1371 first when permuting bitwise operation with rotate. Cast
1372 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1374 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1376 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1377 for misspelled param names.
1378 * params.c: Include spellcheck.h.
1379 (find_param_fuzzy): New function.
1380 * params.h (find_param_fuzzy): New prototype.
1381 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1382 * spellcheck.h (struct edit_distance_traits<const char *>):
1385 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1387 * config/rs6000/predicates.md (const_0_to_7_operand): New
1388 predicate, recognize 0..7.
1389 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1390 support for doing extracts from V16QImode, V8HImode, V4SImode
1392 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1393 vector extract support.
1394 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1395 for ISA 3.0 vector extract.
1396 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1397 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1398 extracts of a constant element number from small integer vectors
1399 on 64-bit ISA 3.0 systems.
1400 (vsx_extract_<mode>_di): Likewise.
1401 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1402 say when we can do ISA 3.0 vector extracts.
1403 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1404 registers, using the stxsiwx instruction.
1406 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1408 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1409 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1410 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1411 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1412 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1413 * config/arm/arm.c (arm_qdf24xx_tune): New.
1415 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1417 * config/aarch64/aarch64.c (cortexa53_tunings):
1418 Increase loop alignment to 8. Set function alignment to 16.
1419 (cortexa35_tunings): Likewise.
1420 (cortexa57_tunings): Increase loop alignment to 8.
1421 (cortexa72_tunings): Likewise.
1422 (cortexa73_tunings): Likewise.
1424 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1426 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1427 for arm_fp16_ok and arm_fp16_hw.
1428 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1429 arm_fp16_alternative.
1431 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1433 PR tree-optimization/71655
1434 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1435 types when swapping operands.
1437 2016-06-29 Martin Liska <mliska@suse.cz>
1440 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1441 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1442 of build_optimization_node.
1444 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1446 PR tree-optimization/70729
1447 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1448 independent in loops having positive safelen value.
1449 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1450 it may be not valid after vectorization.
1452 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1454 PR tree-optimization/71625
1455 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1456 is sorted by ascending list->offset. If PTR is non-NULL and there is
1457 previous strinfo, call get_stridx_plus_constant.
1458 (get_stridx): Pass exp as second argument to get_addr_stridx.
1459 (addr_stridxptr): Add missing list = list->next, so that there can be
1460 more than one entries in the list. Bump limit from 16 to 32. Ensure
1461 the list is sorted by ascending list->offset.
1462 (get_stridx_plus_constant): Adjust so that it can be also called with
1463 ADDR_EXPR instead of SSA_NAME as PTR.
1464 (handle_char_store): Pass NULL_TREE as second argument to
1467 2016-06-29 Richard Biener <rguenther@suse.de>
1469 PR rtl-optimization/68961
1470 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1472 2016-06-29 Richard Biener <rguenther@suse.de>
1475 * alias.c (component_uses_parent_alias_set_from): Handle
1476 type punning through union accesses by using the union alias set.
1477 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1479 2016-07-29 Richard Biener <rguenther@suse.de>
1481 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1482 precision not matching mode precision.
1484 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1486 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1487 pa_output_arg_descriptor.
1488 (call_val_symref_64bit_post_reload): Likewise.
1489 (call_val_powf_64bit_post_reload): Likewise.
1490 (sibcall_internal_symref_64bit): Likewise.
1491 (sibcall_value_internal_symref_64bit): Likewise.
1493 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1496 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1497 a constant, force its SUBREG_REG into memory or register instead
1500 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1503 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1504 * doc/invoke.texi (AVR Options): Document it.
1506 2016-06-28 Walter Lee <walt@tilera.com>
1508 * config/tilegx/linux.h: Do not include arch/icache.h
1509 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1510 * config/tilepro/linux.h: Do not include arch/icache.h
1511 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1513 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1515 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1516 for big-endian BIT_FIELD_REF.
1518 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1520 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1521 ('size' attribute): Add '128'.
1523 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1524 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1525 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1526 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1527 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1528 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1529 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1530 *trunc<mode>df2_odd): Set size attribute to '128'.
1531 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1532 * config/rs6000/power6.md (power6-fp): Include dfp type.
1533 * config/rs6000/power7.md (power7-fp): Likewise.
1534 * config/rs6000/power8.md (power8-fp): Likewise.
1535 * config/rs6000/power9.md: New file.
1536 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1537 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1538 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1540 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1541 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1542 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1543 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1544 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1545 dfp_dscri_<mode>): Change type attribute to dfp.
1546 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1547 attribute to vecsimple.
1548 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1549 and prefetch streams.
1550 (rs6000_option_override_internal): Remove temporary code setting
1551 tuning to power8. Don't set rs6000_sched_groups for power9.
1552 (last_scheduled_insn): Change to rtx_insn *.
1553 (divide_cnt, vec_load_pendulum): New variables.
1554 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1555 (rs6000_issue_rate): Set issue rate for Power9.
1556 (is_power9_pairable_vec_type): New.
1557 (power9_sched_reorder2): New.
1558 (rs6000_sched_reorder2): Call new function for Power9 specific
1560 (insn_must_be_first_in_group): Remove Power9.
1561 (insn_must_be_last_in_group): Likewise.
1562 (force_new_group): Likewise.
1563 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1564 Initialize divide_cnt/vec_load_pendulum.
1565 (_rs6000_sched_context, rs6000_init_sched_context,
1566 rs6000_set_sched_context): Handle context save/restore of new
1569 2016-06-28 Richard Biener <rguenther@suse.de>
1571 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1572 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1573 COMPONENT_REF operand.
1574 (nonoverlapping_component_refs_p): Likewise.
1575 * stor-layout.c (start_bitfield_representative): Mark
1576 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1578 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1580 * Makefile.in: Don't cat ../stage_current if it does not exist.
1582 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1583 last argument is a bit-field.
1585 PR rtl-optimization/71673
1586 * internal-fn.c (expand_arith_overflow_result_store): Use
1587 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1588 expand_simple_binop.
1591 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1592 expand_ifn_atomic_compare_exchange): New functions.
1593 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1594 * tree.h (build_call_expr_internal_loc): Rename to ...
1595 (build_call_expr_internal_loc_array): ... this. Fix up type of
1597 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1598 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1599 ATOMIC_COMPARE_EXCHANGE result.
1600 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1601 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1602 fold_builtin_atomic_compare_exchange): New prototypes.
1603 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1604 fold_builtin_atomic_compare_exchange): New functions..
1605 * tree-ssa.c (execute_update_addresses_taken): If
1606 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1607 of call when finding addressable vars, and if such var becomes
1608 non-addressable, call fold_builtin_atomic_compare_exchange.
1610 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1613 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1614 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1616 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1618 * config/rs6000/rs6000.md ('type' attribute): Add
1619 veclogical,veccmpfx,vecexts,vecmove insn types.
1620 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1621 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1622 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1623 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1624 *nabs<mode>2_hw): Change type to vecmove.
1625 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1626 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1627 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1628 *ieee_128bit_vsx_abs<mode>2_internal,
1629 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1630 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1631 *ieee128_mtvsrd_32bit): Change type to veclogical.
1632 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1633 *movdi_internal32, *movdi_internal64): Update insn types.
1634 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1635 vsx_extract_<mode>): Change type to veclogical.
1636 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1637 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1638 *vsx_sign_extend_si_v2di): Change type to vecexts.
1639 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1641 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1642 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1643 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1644 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1645 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1646 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1647 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1648 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1649 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1650 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1651 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1652 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1653 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1654 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1655 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1656 (ppc7450-vecsimple): Add veclogical, vecmove.
1657 (ppc7450-veccmp): Add veccmpfx.
1658 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1660 (ppc8540_vector_compare): Add veccmpfx.
1661 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1662 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1663 (cell-vecsimple): Add veclogical, vecmove.
1664 (cell-veccmp): Add veccmpfx.
1665 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1666 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1668 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1669 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1670 (power4-vecsimple): Add veclogical, vecmove.
1671 (power4-veccmp): Add veccmpfx.
1672 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1673 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1674 (power6-vecsimple): Add veclogical, vecmove.
1675 (power6-veccmp): Add veccmpfx.
1676 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1677 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1678 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1679 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1680 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1681 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1682 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1684 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1686 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1689 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1690 OPTION_MASK_P9_DFORM_VECTOR.
1691 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1692 disable -mpower9-dform-vector when using reload.
1693 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1694 New 'strict' argument. Update all callers. Add strict addressing
1696 (rs6000_legitimate_offset_address_p): Remove call to
1697 virtual_stack_registers_memory_p.
1698 (rs6000_legitimize_reload_address): Add quad address support.
1699 (rs6000_legitimate_address_p): Move call to quad_address_p above
1700 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1701 to account for new strict usage.
1702 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1703 for new strict usage.
1704 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1706 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/i386.c (ix86_spill_class): Disable condition to
1714 always return NO_REGS.
1716 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1718 * predict.c: Include gimple-pretty-print.h
1719 (predicted_by_loop_heuristics_p): Check also
1720 PRED_LOOP_EXIT_WITH_RECURSION
1721 (predict_loops): Find self recursive calls and use special purpose
1722 predictors for them; dump log about decisions.
1723 (pass_profile::execute): Dump info about #of iterations.
1724 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1725 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1727 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1729 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1730 output_asm_insn calls and shorten long lines. Output .CALL
1731 argument descriptor using pa_output_arg_descriptor. Add various
1732 inline $$dyncall and other optimizations.
1733 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1735 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1737 PR tree-optimization/71643
1738 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1741 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1742 leak a bitmap if dep_bb is NULL.
1744 PR tree-optimization/71631
1745 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1746 to rewrite_expr_tree even if negate_result, move new_lhs var
1747 declaration and initialization earlier, for powi_result set afterwards
1748 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1749 if new_lhs != lhs, and don't shadow gsi var.
1751 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1753 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1754 Add in_loop parameter.
1755 (predict_loops): Add loop guard heuristics.
1756 * predict.def (PRED_LOOP_GUARD): New heuristics.
1758 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1760 * predict.c: Include ipa-utils.h
1761 (tree_bb_level_prediction): Predict recursive calls.
1762 (tree_estimate_probability_bb): Skip inexpensive calls for call
1764 * predict.def (PRED_RECURSIVE_CALL): New.
1766 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1768 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1769 (BU_FLOAT128_1): Likewise.
1771 (COPYSIGNQ): Likewise.
1772 (RS6000_BUILTIN_NANQ): Likewise.
1773 (RS6000_BUILTIN_NANSQ): Likewise.
1774 (RS6000_BUILTIN_INFQ): Likewise.
1775 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1776 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1777 (TARGET_FOLD_BUILTIN): New #define.
1778 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1779 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1780 (rs6000_fold_builtin): New target hook implementation, handling
1781 folding of 128-bit NaNs and infinities.
1782 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1783 entries are filled in to avoid problems during bootstrap
1784 self-test; define builtins for 128-bit NaNs and infinities.
1785 (rs6000_opt_mask): Add entry for float128.
1786 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1787 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1788 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1789 (const_str_type_node): New #define.
1790 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1791 to a define_expand that dispatches to either copysign<mode>3_soft
1792 or copysign<mode>3_hard.
1793 (copysign<mode>3_hard): Rename from copysign<mode>3.
1794 (copysign<mode>3_soft): New define_insn.
1795 * doc/extend.texi: Document new builtins.
1797 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1799 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1800 PRIu64 instead of lu.
1802 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1805 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1808 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1810 PR tree-optimization/71647
1811 * omp-low.c (lower_rec_input_clauses): Convert
1812 omp_clause_aligned_alignment (c) to size_type_node for the
1813 last argument of __builtin_assume_aligned.
1815 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1817 * configure.ac (calling ___tls_get_addr via GOT): New
1818 assembler/linker check.
1819 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1820 assembler and linker supports calling ___tls_get_addr via GOT.
1821 Otherise, defined to 0.
1822 * config.in: Regenerated.
1823 * configure: Likewise.
1824 * config/i386/constraints.md (Yb): New constraint.
1825 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1826 (REG_CLASS_NAMES): Likewise.
1827 (REG_CLASS_CONTENTS): Likewise.
1828 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1829 the b constraint with the Yb constraint. Call ___tls_get_addr
1830 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1832 (*tls_local_dynamic_base_32_gnu): Likewise.
1833 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1834 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1835 (*tls_local_dynamic_base_64_<mode>): Likewise.
1837 2016-06-24 Martin Liska <mliska@suse.cz>
1839 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1840 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1842 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1843 argument to true if the expected number of iterations is
1846 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1848 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1849 assemble for 32bit target.
1850 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1851 and $ld_ix86_gld_32_opt to link for 32bit target.
1852 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1853 * configure: Regenerate.
1855 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1857 * config/arm/arm.c (int_log2): Delete definition and prototype.
1858 (shift_op): Use exact_log2 instead of int_log2.
1859 (vfp3_const_double_for_fract_bits): Likewise.
1861 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1863 * internal-fn.c (expand_arith_set_overflow): New function.
1864 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1866 (expand_arith_overflow_result_store): Likewise. Handle precision
1867 smaller than mode precision.
1868 * tree-vrp.c (extract_range_basic): For imag part, handle
1869 properly signed 1-bit precision result.
1870 * doc/extend.texi (__builtin_add_overflow): Document that last
1871 argument can't be pointer to enumerated or boolean type.
1872 (__builtin_add_overflow_p): Document that last argument can't
1873 have enumerated or boolean type.
1875 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1876 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1878 * config/rs6000/predicates.md (splat_input_operand): Rework.
1879 Don't allow constants, since the insns that use this predicate
1880 don't support constants. Constants are handled by other insns
1881 that are created via combine. During and after register
1882 allocation, only allow indexed or indirect addresses, and not
1883 general addresses. Only allow modes supported by the hardware.
1884 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1885 comment. Move check for using VSPLTIS<x> to a common location,
1886 instead of doing it in two different places.
1888 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1890 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1891 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1892 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1893 signature_CENTAUR_ebx.
1895 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1899 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1900 (as_ix86_gas_32_opt): This.
1901 (ld_ix86_tls_ldm_opt): Renamed to ...
1902 (ld_ix86_gld_32_opt): This.
1903 (R_386_TLS_LDM reloc): Updated.
1904 (R_386_GOT32X reloc): New assembler/linker check.
1905 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1906 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1908 * config.in: Regenerated.
1909 * configure: Likewise.
1910 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1911 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1912 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1913 if ix86_force_load_from_GOT_p returns true.
1914 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1915 ix86_force_load_from_GOT_p returns true.
1916 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1917 the external function address via the GOT slot.
1918 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1919 HAVE_AS_IX86_GOT32X before returning false.
1920 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1921 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1923 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1925 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1927 2016-06-23 Andi Kleen <ak@linux.intel.com>
1929 * Makefile.in: Regenerate.
1930 * doc/install.texi: Document autoprofiledbootstrap.
1932 2016-06-23 Andi Kleen <ak@linux.intel.com>
1934 * config/i386/gcc-auto-profile: New file.
1936 2016-06-23 Martin Liska <mliska@suse.cz>
1939 * predict.c (predict_loops): Revert the hunk that was removed
1942 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1944 * config.gcc: Add support for arm*-*-phoenix* targets.
1945 * config/arm/t-phoenix: New.
1946 * config/phoenix.h: New.
1948 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1949 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1953 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1954 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1955 ix86_force_load_from_GOT_p returns true.
1956 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1957 ix86_force_load_from_GOT_p returns true.
1958 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1959 ix86_force_load_from_GOT_p returns true.
1960 (ix86_expand_move): Load the external function address via the
1961 GOT slot if ix86_force_load_from_GOT_p returns true.
1962 * config/i386/predicates.md (x86_64_immediate_operand): Return
1963 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1964 (x86_64_zext_immediate_operand): Ditto.
1966 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1970 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1973 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1974 * diagnostic.c (pedwarn_at_rich_loc): New function.
1975 * spellcheck.h (best_match::best_match): Add a
1976 "best_distance_so_far" optional parameter.
1977 (best_match::set_best_so_far): New method.
1978 (best_match::get_best_distance): New accessor.
1979 (best_match::get_best_candidate_length): New accessor.
1981 2016-06-22 Nick Clifton <nickc@redhat.com>
1983 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1984 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1985 modes are accepted as well.
1986 (ucompare_loc_descriptor): Likewise.
1987 (minmax_loc_descriptor): Likewise.
1988 (clz_loc_descriptor): Likewise.
1989 (popcount_loc_descriptor): Likewise.
1990 (bswap_loc_descriptor): Likewise.
1991 (rotate_loc_descriptor): Likewise.
1992 (mem_loc_descriptor): Likewise.
1993 (loc_descriptor): Likewise.
1995 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1997 * common.opt (fdiagnostics-parseable-fixits): New option.
1998 * diagnostic.c: Include "selftest.h".
1999 (print_escaped_string): New function.
2000 (print_parseable_fixits): New function.
2001 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2002 (selftest::assert_print_escaped_string): New function.
2003 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2004 (selftest::test_print_escaped_string): New function.
2005 (selftest::test_print_parseable_fixits_none): New function.
2006 (selftest::test_print_parseable_fixits_insert): New function.
2007 (selftest::test_print_parseable_fixits_remove): New function.
2008 (selftest::test_print_parseable_fixits_replace): New function.
2009 (selftest::diagnostic_c_tests): New function.
2010 * diagnostic.h (struct diagnostic_context): Add field
2011 "parseable_fixits_p".
2012 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2013 -fdiagnostics-parseable-fixits.
2014 (-fdiagnostics-parseable-fixits): New option.
2015 * opts.c (common_handle_option): Handle
2016 -fdiagnostics-parseable-fixits.
2017 * selftest-run-tests.c (selftest::run_tests): Call
2018 selftest::diagnostic_c_tests.
2019 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2021 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2023 PR tree-optimization/71488
2024 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2025 comparison of boolean vectors.
2026 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2027 of boolean vectors using bitwise operations.
2029 2016-06-22 Andreas Schwab <schwab@suse.de>
2031 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2034 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2036 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2038 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2040 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2043 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2045 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2046 * config/arm/arm-cores.def (cortex-a73): New entry.
2047 (cortex-a73.cortex-a35): Likewise.
2048 (cortex-a73.cortex-a53): Likewise.
2049 * config/arm/arm-tables.opt: Regenerate.
2050 * config/arm/arm-tune.md: Likewise.
2051 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2052 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2053 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2054 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2055 * doc/invoke.texi (ARM Options): Document cortex-a73,
2056 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2058 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2060 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2061 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2062 (cortex-a73.cortex-a35): Likewise.
2063 (cortex-a73.cortex-a53): Likewise.
2064 * config/aarch64/aarch64-tune.md: Regenerate.
2065 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2066 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2069 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2071 * configure.ac (gcc_cv_as_compress_debug): Remove
2072 --compress-debug-sections as extra as switch.
2073 Handle gas --compress-debug-sections=type.
2074 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2075 Handle gld --compress-debug-sections=type.
2076 * configure: Regenerate.
2078 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2080 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2082 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2084 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2085 (do_rewrite): likewise.
2087 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2089 * common/config/mep/mep-common.c: Remove.
2090 * config.gcc: Remove mep-* support.
2091 * config/mep/constraints.md: Remove.
2092 * config/mep/default.h: Remove.
2093 * config/mep/intrinsics.h: Remove.
2094 * config/mep/intrinsics.md: Remove.
2095 * config/mep/ivc2-template.h: Remove.
2096 * config/mep/mep-c5.cpu: Remove.
2097 * config/mep/mep-core.cpu: Remove.
2098 * config/mep/mep-default.cpu: Remove.
2099 * config/mep/mep-ext-cop.cpu: Remove.
2100 * config/mep/mep-intrin.h: Remove.
2101 * config/mep/mep-ivc2.cpu: Remove.
2102 * config/mep/mep-pragma.c: Remove.
2103 * config/mep/mep-protos.h: Remove.
2104 * config/mep/mep.c: Remove.
2105 * config/mep/mep.cpu: Remove.
2106 * config/mep/mep.h: Remove.
2107 * config/mep/mep.md: Remove.
2108 * config/mep/mep.opt: Remove.
2109 * config/mep/predicates.md: Remove.
2110 * config/mep/t-mep: Remove.
2111 * doc/install.texi: Remove mep-* documentation.
2112 * doc/md.texi: Likewise.
2114 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2116 * config.gcc: Remove support for avr-rtems.
2117 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2118 * config/avr/rtems.h: Remove.
2119 * config/avr/t-rtems: Remove.
2121 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2123 * config.gcc: Remove m32r-rtems support.
2124 * config/m32r/rtems.h: Remove.
2126 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2128 * config.gcc: Remove h8300-rtems support.
2129 * config/h8300/rtems.h: Remove.
2130 * config/h8300/t-rtems: Remove.
2132 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2134 * config.gcc: Remove support for knetbsd.
2135 * configure.ac: Likewise.
2136 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2137 * config/knetbsd-gnu.h: Remove.
2138 * configure: Regenerate.
2140 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2142 * config.gcc: Remove support for openbsd 2 and 3.
2143 * config/openbsd-oldgas.h: Remove.
2145 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2147 * config.gcc: Remove interix support.
2148 * config/i386/i386-interix.h: Remove.
2149 * config/i386/interix.opt: Remove.
2150 * config/i386/t-interix: Remove.
2151 * configure: Regenerate.
2152 * configure.ac: Remove interix support.
2153 * doc/install.texi: Remove interix documentation.
2155 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2157 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2158 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2161 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2163 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2164 they are both PLACEHOLDER_EXPRs.
2166 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2168 * stor-layout.c (layout_type): Move setting complex MODE to
2169 layout_type, instead of setting it ahead of time by the caller.
2170 * tree.c (build_complex_type): Likewise.
2172 2016-06-21 Martin Liska <mliska@suse.cz>
2174 * predict.c (force_edge_cold): Replace imposisble with
2177 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2179 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2180 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2182 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2184 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2186 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2187 Ilya Enkovich <ilya.enkovich@intel.com>
2190 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2191 New member function to convert V1TImode register to SUBREG
2192 TImode in debug insn.
2193 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2194 after changing register mode to V1TImode.
2196 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
2198 * config/aarch64/aarch64-cores.def (vulcan): New core.
2199 * config/aarch64/aarch64-tune.md: Regenerate.
2200 * doc/invoke.texi: Document vulcan as an available option.
2202 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2204 * cse.c (canon_asm_operands): New function extracted from...
2205 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
2206 either standalone or member of a PARALLEL.
2208 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2211 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2212 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2213 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2215 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2218 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2219 constant addresses if can_create_pseudo_p.
2221 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2223 PR tree-optimization/71588
2224 * tree-ssa-strlen.c (valid_builtin_call): New function.
2225 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2228 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2231 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2232 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2233 for conversion of scalar user var to complex type and use the
2234 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2237 PR rtl-optimization/71591
2238 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2239 don't run any tests.
2241 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2244 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2245 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2246 space for PIC with non-v32 and the common non-PIC "jump".
2248 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2251 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2252 returned values and add UN*/LTGT/*ORDERED cases with values matching
2253 D operand modifier on vcmp for AVX.
2255 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2257 * config/aarch64/aarch64.opt
2258 (mpc-relative-literal-loads): Rename internal option name.
2259 * config/aarch64/aarch64.c
2260 (aarch64_nopcrelative_literal_loads): Rename to
2261 aarch64_pcrelative_literal_loads.
2262 (aarch64_expand_mov_immediate): Likewise.
2263 (aarch64_secondary_reload): Likewise.
2264 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2265 (aarch64_override_options_after_change_1): Rename and simplify logic.
2266 (aarch64_classify_symbol): Merge large model checks into switch,
2267 remove pc-relative load check.
2269 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2271 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2272 costs relative to the cost of a register move.
2274 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2276 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2277 (vcvt_n_f64_u64): Likewise.
2278 (vcvt_n_s64_f64): Likewise.
2279 (vcvt_n_u64_f64): Likewise.
2280 (vcvt_f64_s64): Likewise.
2281 (vrecpe_f64): Likewise.
2282 (vcvt_f64_u64): Likewise.
2283 (vrecps_f64): Likewise.
2285 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2287 * config/aarch64/aarch64.md
2288 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2290 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2292 * config/aarch64/aarch64-builtins.c
2293 (aarch64_types_binop_uss_qualifiers): Delete.
2294 (TYPES_BINOP_USS): Likewise.
2295 (aarch64_types_binop_sus_qualifiers): Likewise.
2296 (TYPES_BINOP_SUS): Likewise.
2297 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2298 (TYPES_FCVTIMM_SUS): Likewise.
2299 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2301 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2302 (fcvtzs): Use SHIFTIMM rather than BINOP.
2303 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2305 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2307 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2308 costs relative to the cost of a register move.
2310 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2312 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2313 Allow scalar/single vector modes to be tieable.
2315 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2317 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2319 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2321 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2323 * tree.h (TYPE_ALIGN): Likewise.
2325 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2328 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2330 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2332 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2333 literal" build warnings.
2334 (avr_print_operand_address): Dito.
2336 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2339 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2340 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2342 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2344 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2346 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2349 * reload1.c (reload): Pass 0 to finish_spills when called because
2350 update_eliminables_and_spill returns true and remove did_spill.
2351 (finish_spills): Adjust comment and document GLOBAL parameter.
2353 2016-06-17 DJ Delorie <dj@redhat.com>
2356 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2357 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2358 (umulqihi3_virt): Likewise.
2359 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2360 (umulqihi3_real): Likewise.
2362 2016-06-17 Martin Liska <mliska@suse.cz>
2364 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2366 2016-06-17 Martin Liska <mliska@suse.cz>
2368 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2370 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2372 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2374 (vaddq_f32): Likewise.
2375 (vmul_f32): Likewise.
2376 (vmulq_f32): Likewise.
2377 (vsub_f32): Likewise.
2378 (vsubq_f32): Likewise.
2380 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2382 PR tree-optimization/71347
2383 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2384 cost for all uses in group.
2386 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2388 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2389 insert gimple seq if it's not empty.
2391 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2393 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2395 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2397 (comp_dr_with_seg_len_pair): Ditto.
2398 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2399 struct dr_with_seg_len_pair against DR_OFFSET.
2400 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2403 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2405 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2407 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2409 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2410 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2411 (pa_output_millicode_call): Likewise.
2412 (pa_output_call): Likewise.
2413 (pa_output_indirect_call): Likewise.
2414 (pa_asm_output_mi_thunk): Likewise.
2416 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2418 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2420 2016-06-16 Martin Liska <mliska@suse.cz>
2422 * predict.c (combine_predictions_for_insn): When we find a first
2423 match predictor, we should consider just predictors with
2424 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2425 DS theory predictor.
2426 (combine_predictions_for_bb): Likewise.
2428 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2430 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2431 with base of reference to struct.
2433 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2435 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2437 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2440 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2441 progmem_swtable_section.
2442 (progmem_swtable_section): Remove.
2443 (avr_asm_function_rodata_section): Remove.
2444 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2445 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2447 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2449 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2450 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2451 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2452 signature_CENTAUR_ebx.
2453 * config/i386/i386.c (ix86_option_override_internal): Add
2454 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2455 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2456 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2458 2016-06-16 Martin Liska <mliska@suse.cz>
2460 * predict.def: Add fortran loop preheader predictor.
2461 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2462 fold IFN_BUILTIN_EXPECT with a known constant argument.
2464 2016-06-16 Martin Liska <mliska@suse.cz>
2466 * predict.def: Add 'Fortran' to display text of all
2467 PRED_FORTRAN_* predictors.
2469 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2472 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2473 [IA64_BUILTIN_NANSQ]: Ditto.
2474 (ia64_fold_builtin): New function.
2475 (TARGET_FOLD_BUILTIN): New define.
2476 (ia64_init_builtins) Declare const_string_type node.
2477 Add __builtin_nanq and __builtin_nansq builtin functions.
2478 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2480 2016-06-16 Nick Clifton <nickc@redhat.com>
2482 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2483 MSP430_HWMULT_ prefix to enum values.
2484 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2485 * config/msp430/msp430.c: Update use of enum values.
2486 * config/msp430/msp430.md: Likewise.
2487 * config/msp430/msp430.opt: Likewise.
2489 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2491 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2492 of comparsions in the last iteration.
2494 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2495 Joern Rennecke <joern.rennecke@embecosm.com>
2497 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2499 (arc_needs_pcl_p): Add GOTOFFPC.
2500 (arc_legitimate_pic_addr_p): Likewise.
2501 (arc_output_pic_addr_const): Likewise.
2502 (arc_legitimize_pic_address): Generate a pc-relative address using
2504 (arc_output_libcall): Use @pcl syntax.
2505 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2506 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2507 (*movsi_insn): Use @pcl syntax.
2508 (doloop_begin_i): Likewise.
2510 2016-06-16 Martin Liska <mliska@suse.cz>
2512 * predict.def: Define a new predictor.
2514 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2516 * config/arc/arc.opt (mtp-regno): Update text.
2518 2016-06-16 Renlin Li <renlin.li@arm.com>
2520 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2522 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2525 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2526 (setcc + and peephole2): Likewise.
2528 PR rtl-optimization/71532
2529 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2532 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2534 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2535 DImode constants with XXSPLTIB in vector registers.
2536 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2537 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2538 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2539 extraction of the element at the top of the register as a scalar
2541 (vsx_extract_<mode>_internal1): Likewise.
2542 (vsx_extract_<mode>_internal2): Likewise.
2543 * config/rs6000/constraints.md (wi constraint): Remove a comment
2544 about DImode not being allowed in Altivec registers.
2545 (wB constraint): New constraint for constants that can be
2546 generated in Altivec registers with VSPLTISW/VUPKHSW.
2547 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2549 (xxspltib_constant_nosplit): Likewise.
2550 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2551 support for -mupper-regs-di to enable DImode to go into Altivec
2553 (POWERPC_MASKS): Likewise.
2554 (power7 cpu): Likewise.
2555 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2556 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2557 for DImode being allowed in Altivec registers. Update wi/wj
2558 constraints. Set scalar_in_vmx_p flag.
2559 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2560 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2561 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2562 (rs6000_opt_masks): Add -mupper-regs-di.
2563 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2564 direct move to use wi and not wj.
2566 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2568 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2569 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2570 any VSX register, instead of just Altivec registers, to allow
2571 either operand to be an Altivec register or both.
2572 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2573 (movdi_internal32): Add support for -mupper-regs-di. Add support
2574 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2575 the alternatives and attributes to be lined up to be easier to
2577 (movdi_internal64): Likewise.
2578 (64-bit DImode splitters): Change predicates to only split loading
2579 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2580 load constants in ISA 3.0 or ISA 2.07 respectively.
2581 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2582 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2583 mention -mcpu=power9 sets these options.
2584 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2587 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2590 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2591 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2592 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2593 by default to warn misspelled interrupt/ signal handler.
2594 * doc/invoke.texi (AVR Options): Document it. Update description
2595 for -nodevicelib option.
2597 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2599 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2600 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2601 (aarch64_<sur>shll2_n<mode>): Likewise.
2603 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2606 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2607 DECL_CONTEXT for copied arguments.
2609 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2611 PR tree-optimization/71483
2612 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2615 2016-06-15 Martin Liska <mliska@suse.cz>
2617 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2618 instead of predict_edge w/o a probability.
2620 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2622 PR tree-optimization/71439
2623 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2626 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2628 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2629 register subregs in SET_SRC.
2631 2016-06-15 Richard Biener <rguenther@suse.de>
2633 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2636 2016-06-15 Richard Biener <rguenther@suse.de>
2638 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2639 not consider dependences between accesses that belong to the
2641 (vect_analyze_data_ref_dependences): Do not analyze read-read
2642 or self-dependences.
2644 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2646 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2648 (find_closest_identifier): Reimplement in terms of
2649 best_match<tree,tree>.
2650 * spellcheck-tree.h: New file.
2651 * spellcheck.c (struct edit_distance_traits<const char *>): New
2653 (find_closest_string): Reimplement in terms of
2654 best_match<const char *, const char *>.
2655 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2656 overload to spellcheck-tree.h.
2657 (find_closest_identifier): Likewise.
2658 (struct edit_distance_traits<T>): New template.
2659 (class best_match): New class.
2661 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2663 * selftest-run-tests.c (selftest::run_tests): Call
2664 selftest::spellcheck_tree_c_tests.
2665 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2666 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2667 (selftest::test_find_closest_identifier): New function.
2668 (selftest::spellcheck_tree_c_tests): New function.
2669 * spellcheck.c (selftest::test_find_closest_string): Verify that
2670 the order of the vec does not affect the results for this case.
2671 (selftest::test_data): New array.
2672 (selftest::test_metric_conditions): New function.
2673 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2674 Call selftest::test_metric_conditions.
2676 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2678 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2679 (BU_P9_MISC_1): Likewise.
2680 (BU_P9_64BIT_MISC_0): Likewise.
2681 (BU_P9_MISC_0): Likewise.
2683 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2685 * gcc-rich-location.c
2686 (gcc_rich_location::add_fixit_misspelled_id): New method.
2687 * gcc-rich-location.h
2688 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2690 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2692 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2693 FreeBSD 11 and above.
2695 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2697 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2699 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2701 * expmed.h: Close parenthesis in "at your option" in copyright
2703 * lower-subreg.h: Likewise.
2705 2016-06-14 Richard Biener <rguenther@suse.de>
2708 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2711 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2713 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2715 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2717 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2719 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2720 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2722 2016-06-14 Richard Biener <rguenther@suse.de>
2724 PR tree-optimization/71522
2725 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2726 copying into float copying.
2728 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2730 PR tree-optimization/71520
2731 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2732 (replace_block_by): Move user labels from bb1 to bb2.
2734 2016-06-14 Richard Biener <rguenther@suse.de>
2738 * expr.h (get_bit_range): Declare.
2739 * expr.c (get_bit_range): Export.
2740 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2741 word_mode again to constrain the bitfield access.
2743 2016-06-14 Richard Biener <rguenther@suse.de>
2745 PR tree-optimization/71521
2746 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2747 division int_const_binop against zero divisor.
2749 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/i386.md (signbittf2): New expander.
2752 * config/i386/sse.md (ptesttf2): New insn pattern.
2754 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2757 * input.c (selftest::test_reading_source_line): Avoid reading from
2758 __FILE__ by creating a tempfile with known content and reading
2761 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2763 * pretty-print.c (assert_pp_format_colored): Skip the test if
2765 (test_pp_format): Remove comment about GCC_COLORS.
2767 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2769 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2770 * pretty-print.c (assert_pp_format_va): Add location param and use
2771 it with ASSERT_STREQ_AT.
2772 (assert_pp_format): Add location param and pass it to
2773 assert_pp_format_va.
2774 (assert_pp_format_colored): Likewise.
2775 (ASSERT_PP_FORMAT_1): New.
2776 (ASSERT_PP_FORMAT_2): New.
2777 (ASSERT_PP_FORMAT_3): New.
2778 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2779 explicitly, or implicitly via the above macros.
2780 * selftest.c (selftest::pass): Use a selftest::location rather
2782 (selftest::fail): Likewise. Print the function name.
2783 (selftest::fail_formatted): Likewise.
2784 (selftest::assert_streq): Use a selftest::location rather than
2786 * selftest.h (selftest::location): New struct.
2787 (SELFTEST_LOCATION): New macro.
2788 (selftest::pass): Accept a const location & rather than file
2790 (selftest::fail): Likewise.
2791 (selftest::fail_formatted): Likewise.
2792 (selftest::assert_streq): Likewise.
2793 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2794 (ASSERT_FALSE): Likewise.
2795 (ASSERT_EQ): Likewise.
2796 (ASSERT_NE): Likewise.
2797 (ASSERT_STREQ): Likewise.
2798 (ASSERT_PRED1): Likewise.
2799 (ASSERT_STREQ_AT): New macro.
2801 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2803 * selftest.c (selftest::fail_formatted): New function.
2804 (selftest::assert_streq): New function.
2805 * selftest.h (selftests::fail_formatted): New decl.
2806 (selftest::assert_streq): New decl.
2807 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2809 2016-06-13 Jeff Law <law@redhat.com>
2811 PR tree-optimization/71403
2812 * tree-ssa-threadbackward.c
2813 (convert_and_register_jump_thread_path): No longer accept reference
2814 to path. Do not pop items off the path anymore.
2815 (fsm_find_control_statement_thread_paths): Do not allow threading
2816 to a deeper loop nest. Pop the last item off the path here rather
2817 than in convert_and_register_jump_thread_path.
2819 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2820 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2822 [AArch64] Emit division using the Newton series
2824 * config/aarch64/aarch64-protos.h
2825 (cpu_approx_modes): Add new member "division".
2826 (aarch64_emit_approx_div): Declare new function.
2827 * config/aarch64/aarch64.c
2828 (generic_approx_modes): New member "division".
2829 (exynosm1_approx_modes): Likewise.
2830 (xgene1_approx_modes): Likewise.
2831 (aarch64_emit_approx_div): Define new function.
2832 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2833 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2834 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2835 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2837 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2838 Wilco Dijkstra <wilco.dijkstra@arm.com>
2840 [AArch64] Emit square root using the Newton series
2842 * config/aarch64/aarch64-protos.h
2843 (aarch64_emit_approx_rsqrt): Replace with new function
2844 "aarch64_emit_approx_sqrt".
2845 (cpu_approx_modes): New member "sqrt".
2846 * config/aarch64/aarch64.c
2847 (generic_approx_modes): New member "sqrt".
2848 (exynosm1_approx_modes): Likewise.
2849 (xgene1_approx_modes): Likewise.
2850 (aarch64_emit_approx_rsqrt): Replace with new function
2851 "aarch64_emit_approx_sqrt".
2852 (aarch64_override_options_after_change_1): Handle new option.
2853 * config/aarch64/aarch64-simd.md
2854 (rsqrt<mode>2): Use new function instead.
2855 (sqrt<mode>2): New expansion and insn definitions.
2856 * config/aarch64/aarch64.md: Likewise.
2857 * config/aarch64/aarch64.opt
2858 (mlow-precision-sqrt): Add new option description.
2859 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2861 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2863 [AArch64] Add more choices for the reciprocal square root approximation
2865 Allow a target to prefer such operation depending on the operation mode.
2867 * config/aarch64/aarch64-protos.h
2868 (AARCH64_APPROX_MODE): New macro.
2869 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2870 (cpu_approx_modes): New structure.
2871 (tune_params): New member "approx_modes".
2872 * config/aarch64/aarch64-tuning-flags.def
2873 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2874 * config/aarch64/aarch64.c
2875 (generic_approx_modes): New core "cpu_approx_modes" structure.
2876 (exynosm1_approx_modes): Likewise.
2877 (xgene1_approx_modes): Likewise.
2878 (generic_tunings): New member "approx_modes".
2879 (cortexa35_tunings): Likewise.
2880 (cortexa53_tunings): Likewise.
2881 (cortexa57_tunings): Likewise.
2882 (cortexa72_tunings): Likewise.
2883 (exynosm1_tunings): Likewise.
2884 (thunderx_tunings): Likewise.
2885 (xgene1_tunings): Likewise.
2886 (use_rsqrt_p): New argument for the mode and use new member from
2888 (aarch64_builtin_reciprocal): Devise mode from builtin.
2889 (aarch64_optab_supported_p): New argument for the mode.
2890 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2892 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2894 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2895 RS6000_BTM_MODULO flag into the set of flags that are considered
2896 to be part of the common configuration.
2898 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2900 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2901 difference unsigned.
2902 (vec_absdb): New macro for vector absolute difference unsigned
2904 (vec_absdh): New macro for vector absolute difference unsigned
2906 (vec_absdw): New macro for vector absolute difference unsigned word.
2907 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2908 (vadu<mode>3): New insn.
2909 (*p9_vadu<mode>3): New insn.
2910 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2912 (vaduh): New built-in definition.
2913 (vaduw): New built-in definition.
2914 (vadu): New overloaded built-in definition.
2915 (vadub): New overloaded built-in definition.
2916 (vaduh): New overloaded built-in definition.
2917 (vaduw): New overloaded built-in definition.
2918 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2919 overloaded vector absolute difference unsigned functions.
2920 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2921 the ISA 3.0 vector absolute difference unsigned built-in functions.
2923 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2925 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2926 update shared_lookup_references only once after changing operands.
2928 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2931 * tree-nested.c (convert_nonlocal_omp_clauses)
2932 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2934 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2935 * tree.def (CASE_LABEL_EXPR): Likewise.
2937 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2940 * input.c (test_builtins): Fix an assertion.
2942 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2947 (isinf<mode>2): Ditto.
2949 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2951 * ggc-tests.c (test_finalization): Only test need_finalization_p
2952 for GCC_VERSION >= 4003.
2954 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2956 * config/s390/vecintrin.h: Fix file description in comment.
2958 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2960 * config/s390/s390-builtin-types.def: Change builtin type naming
2961 scheme to match builtin-types.def.
2963 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2965 * fold-const.c (optimize_minmax_comparison): Remove.
2966 (fold_comparison): Remove call to the above.
2967 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2968 New transformations.
2970 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2972 PR tree-optimization/71416
2973 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2976 2016-06-13 Martin Liska <mliska@suse.cz>
2978 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2979 (combine_predictions_for_insn): Likewise.
2980 (prune_predictions_for_bb): Likewise.
2981 (combine_predictions_for_bb): Likewise.
2983 2016-06-13 Richard Biener <rguenther@suse.de>
2985 PR tree-optimization/71505
2986 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2987 assert match comment.
2989 2016-06-13 Marek Polacek <polacek@redhat.com>
2992 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2993 gimplify_switch_expr.
2994 (warn_switch_unreachable_r): New function.
2996 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2999 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3002 2016-06-13 Richard Biener <rguenther@suse.de>
3005 * fold-const.c (fold_unary_loc): Preserve alignment when
3006 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3008 2016-06-13 Martin Liska <mliska@suse.cz>
3011 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3012 w/ -fsanitize=bounds.
3014 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.c (ix86_init_builtins): Calculate
3017 FLOAT128_FTYPE_CONST_STRING function type only once.
3018 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3019 built-in functions are available for x86-32 and x86-64 targets.
3021 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3026 (FLOAT128_FTYPE_CONST_STRING): New function type.
3027 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3028 [IX86_BUILTIN_NANSQ]: Ditto.
3029 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3030 (ix86_init_builtin_types): Declare const_string_type_node.
3031 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3033 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3034 * doc/extend.texi (x86 Built-in Functions): Document
3035 __builtin_nanq and __builtin_nansq.
3037 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3040 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3041 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3042 length for pop patterns.
3043 (arm_attr_length_push_multi): Update comments.
3044 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3046 (*pop_multiple_with_writeback_and_return): Likewise.
3047 (*pop_multiple_with_return): Likewise.
3049 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3052 * fold-const.c (optimize_bit_field_compare): Don't try to use
3053 word_mode unconditionally for reading the bit field, look at
3054 DECL_BIT_FIELD_REPRESENTATIVE instead.
3056 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3059 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3060 vector integer type.
3062 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3065 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3066 without LABEL_DECL, set *handled_ops_p to false instead of true.
3068 2016-06-10 Martin Sebor <msebor@redhat.com>
3071 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3072 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3073 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3075 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3076 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3077 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3078 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3079 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3080 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3081 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3082 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3084 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3086 * config/arm/arm.h (pool_vector_label,
3087 return_used_this_function): Remove.
3089 2016-06-10 Jeff Law <law@redhat.com>
3091 PR tree-optimization/71335
3092 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3093 zero length paths here.
3094 (convert_and_register_jump_thread_path): Remove hacks related to
3095 duplicated blocks in the jump thread path.
3096 (fsm_find_control_statement_thread_paths): Avoid putting the same
3097 block on the thread path twice, but ensure the thread path is
3098 unchanged from the caller's point of view.
3100 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3102 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3103 * predict.def (PRED_LOOP_BRANCH): Remove.
3105 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3107 * Makefile.in (OBJS): Add ggc-tests.o.
3108 (GTFILES): Add ggc-tests.c.
3109 * ggc-tests.c: New file.
3110 * selftest-run-tests.c (selftest::run_tests): Call
3111 selftest::ggc_tests_c_tests.
3112 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3114 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3116 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3118 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3121 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3122 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3124 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3126 * profile.c: Include cfgloop.h.
3127 (branch_prob): Compute estimated number of iterations.
3128 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3129 recompute estimate number of iterations from profile.
3131 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3134 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3135 must be grouped on top of stack. Don't force early clobber
3136 on ordinary reg outputs.
3138 2016-06-10 Richard Biener <rguenther@suse.de>
3140 * targhooks.c (default_builtin_vectorization_cost): Adjust
3143 2016-06-10 Richard Biener <rguenther@suse.de>
3145 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3146 to fold the RHS to a constant if possible.
3148 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3151 * tree-nested.c (convert_nonlocal_omp_clauses)
3152 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3153 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3154 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3156 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3158 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3160 * omp-low.c (scan_sharing_clauses): Don't expect
3163 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3165 PR tree-optimization/71407
3166 PR tree-optimization/71416
3167 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3170 2016-06-10 Richard Biener <rguenther@suse.de>
3173 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3175 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3177 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3179 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3180 Jiong Wang <jiong.wang@arm.com>
3182 PR rtl-optimization/70751
3183 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3184 spilled into memory.
3186 2016-06-09 Jonathan Yong <10walls@gmail.com>
3189 2015-09-21 Jonathan Yong <10walls@gmail.com>
3191 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3192 sysroot/usr/lib/32api for additional win32 libraries,
3193 fixes failing Cygwin bootstrapping.
3195 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
3197 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
3200 2016-06-09 David Malcolm <dmalcolm@redhat.com>
3203 * pretty-print.c (pp_indent): Specify that %p is printed in a
3204 host-dependent manner.
3205 (test_pp_format): Remove the test for %p.
3207 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3209 * config/mips/mips.c (mips_output_jump): Fix formatting.
3211 2016-06-09 Richard Biener <rguenther@suse.de>
3213 PR tree-optimization/71462
3214 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3217 2016-06-09 Martin Liska <mliska@suse.cz>
3219 * predict.c (dump_prediction): Add new argument.
3220 (enum predictor_reason): New enum.
3221 (struct predictor_hash): New struct.
3222 (predictor_hash::hash): New function.
3223 (predictor_hash::equal): Likewise.
3224 (not_removed_prediction_p): New function.
3225 (prune_predictions_for_bb): Likewise.
3226 (combine_predictions_for_bb): Prune predictions.
3228 2016-06-09 Martin Liska <mliska@suse.cz>
3230 * predict.c (filter_predictions): New function.
3231 (remove_predictions_associated_with_edge): Use the filter
3233 (equal_edge_p): New function.
3235 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3237 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3238 Correct usage of @samp vs @option, add @samp where appropriate.
3239 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3240 Add armv6s-m and document it, as it is no official ARM name.
3242 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3244 * ifcvt.c (struct noce_if_info): Add transform_name field.
3245 (noce_try_move): Set if_info->transform_name to the function name.
3246 (noce_try_ifelse_collapse): Likewise.
3247 (noce_try_store_flag): Likewise.
3248 (noce_try_inverse_constants): Likewise.
3249 (noce_try_store_flag_constants): Likewise.
3250 (noce_try_addcc): Likewise.
3251 (noce_try_store_flag_mask): Likewise.
3252 (noce_try_cmove): Likewise.
3253 (noce_try_cmove_arith): Likewise.
3254 (noce_try_minmax): Likewise.
3255 (noce_try_abs): Likewise.
3256 (noce_try_sign_mask): Likewise.
3257 (noce_try_bitop): Likewise.
3258 (noce_convert_multiple_sets): Likewise.
3259 (noce_process_if_block): Print if_info->transform_name to
3260 dump_file if transformation succeeded.
3262 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3264 * config/arm/cortex-a57.md (cortex_a57_alu):
3267 2016-06-08 Martin Sebor <msebor@redhat.com>
3268 Jakub Jelinek <jakub@redhat.com>
3272 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3273 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3274 * builtins.c: Include gimple-fold.h.
3275 (fold_builtin_arith_overflow): Handle
3276 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3277 (fold_builtin_3): Likewise.
3278 * doc/extend.texi (Integer Overflow Builtins): Document
3279 __builtin_{add,sub,mul}_overflow_p.
3281 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3283 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3284 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3286 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3288 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3289 Rewrite, looking one level down for records and arrays.
3291 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3293 * pretty-print.c: Include "selftest.h".
3294 (pp_format): Fix comment.
3295 (identifier_to_locale): Likewise.
3296 (selftest::test_basic_printing): New function.
3297 (selftest::assert_pp_format): New function.
3298 (selftest::test_pp_format): New function.
3299 (selftest::pretty_print_c_tests): New function.
3300 * selftest-run-tests.c (selftest::run_tests): Call
3301 selftest::pretty_print_c_tests.
3302 * selftest.h (pretty_print_c_tests): New declaration.
3304 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3306 * invoke.texi (max-loop-headers-insns): Document.
3307 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3309 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3311 2016-06-08 Richard Biener <rguenther@suse.de>
3313 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3314 on strided SLP loads and fall back to scalar loads in case
3315 we can't chunk them.
3317 2016-06-08 Richard Biener <rguenther@suse.de>
3319 PR tree-optimization/71452
3320 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3321 type used for the SSA rewrite has enough precision to cover
3322 the dynamic type of the location.
3324 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3325 Richard Biener <rguenther@suse.de>
3328 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3329 the same as DECL_P (base0) for indirect_base0. Use equality_code
3330 in one further place.
3332 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3334 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3335 to one word if the field is known to overlap other words.
3336 (extract_bit_field_1): Likewise.
3337 (store_split_bit_field): Remove compensating code.
3338 (extract_split_bit_field): Likewise.
3340 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3344 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3346 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3348 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3350 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3351 (arch64_addpv4sf): Delete.
3352 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3353 "gen_aarch64_addpv4sf".
3354 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3356 (vpadds_f32): Likewise.
3357 (vpaddq_f32): Likewise.
3358 (vpaddq_f64): Likewise.
3360 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3362 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3364 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3365 to VALLF. Rename to "fabd<mode>3".
3366 "*fabd_scalar<mode>3): Delete.
3367 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3369 (vabdd_f64): Likewise.
3370 (vabd_f32): Likewise.
3371 (vabd_f64): Likewise.
3372 (vabdq_f32): Likewise.
3373 (vabdq_f64): Likewise.
3375 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3377 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3379 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3380 "aarch64_rsqrts<mode>".
3381 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3382 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3384 (vrsqrtsd_f64): Likewise.
3385 (vrsqrts_f32): Likewise.
3386 (vrsqrts_f64): Likewise.
3387 (vrsqrtsq_f32): Likewise.
3388 (vrsqrtsq_f64): Likewise.
3390 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3392 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3394 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3395 "aarch64_rsqrte<mode>".
3396 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3397 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3399 (vrsqrted_f64): Likewise.
3400 (vrsqrte_f32): Likewise.
3401 (vrsqrte_f64): Likewise.
3402 (vrsqrteq_f32): Likewise.
3403 (vrsqrteq_f64): Likewise.
3405 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3407 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3411 * config/aarch64/aarch64-simd.md
3412 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3413 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3414 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3416 (vcvt_n_f32_u32): Likewise.
3417 (vcvt_n_s32_f32): Likewise.
3418 (vcvt_n_u32_f32): Likewise.
3419 (vcvtq_n_f32_s32): Likewise.
3420 (vcvtq_n_f32_u32): Likewise.
3421 (vcvtq_n_f64_s64): Likewise.
3422 (vcvtq_n_f64_u64): Likewise.
3423 (vcvtq_n_s32_f32): Likewise.
3424 (vcvtq_n_s64_f64): Likewise.
3425 (vcvtq_n_u32_f32): Likewise.
3426 (vcvtq_n_u64_f64): Likewise.
3427 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3428 (VSDQ_SDI): Likewise.
3429 (fcvt_target): Support V4DI, V4SI and V2SI.
3430 (FCVT_TARGET): Likewise.
3432 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3434 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3435 (TYPES_BINOP_SUS): Likewise.
3436 (aarch64_simd_builtin_data): Update include file name.
3437 (aarch64_builtins): Likewise.
3438 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3439 for conversion between scalar float-point and fixed-point.
3443 * config/aarch64/aarch64.md
3444 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3445 pattern for conversion between scalar float to fixed-pointer.
3446 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3447 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3448 (UNSPEC_FCVTZU): Likewise.
3449 (UNSPEC_SCVTF): Likewise.
3450 (UNSPEC_UCVTF): Likewise.
3451 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3453 (vcvtd_n_f64_u64): Likewise.
3454 (vcvtd_n_s64_f64): Likewise.
3455 (vcvtd_n_u64_f64): Likewise.
3456 (vcvtd_n_f32_s32): Likewise.
3457 (vcvts_n_f32_u32): Likewise.
3458 (vcvtd_n_s32_f32): Likewise.
3459 (vcvts_n_u32_f32): Likewise.
3460 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3462 (FCVT_TARGET): Likewise.
3463 (FCVT_FIXED2F): New iterator.
3464 (FCVT_F2FIXED): Likewise.
3465 (fcvt_fixed_insn): New define_int_attr.
3467 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3469 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3470 some statements was removed.
3472 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3474 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3475 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3476 (vect_can_advance_ivs_p): likewise.
3477 (vect_update_ivs_after_vectorizer): likewise.
3478 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3479 (vect_analyze_scalar_cycles_1): likewise.
3480 (vect_analyze_loop_operations): likewise.
3481 (report_vect_op): likewise.
3482 (vect_is_slp_reduction): likewise.
3483 (vect_is_simple_reduction): likewise.
3484 (get_initial_def_for_induction): likewise.
3485 (vect_transform_loop): likewise.
3486 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3487 (vect_recog_sad_pattern): likewise.
3488 (vect_recog_widen_sum_pattern): likewise.
3489 (vect_recog_widening_pattern): likewise.
3490 (vect_recog_divmod_pattern): likewise.
3491 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3492 (vect_analyze_slp_instance): likewise.
3493 (vect_transform_slp_perm_load): likewise.
3494 (vect_schedule_slp_instance): likewise.
3496 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3498 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3499 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3500 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3501 (PRED_LOOP_BRANCH): Document predictor as broken.
3502 (PRED_LOOP_EXIT): Change hitrate 91->92.
3503 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3504 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3505 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3506 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3507 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3508 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3509 (PRED_CALL): Chane hitrate 71->67.
3510 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3511 (PRED_GOTO): Document as unused right now.
3512 (PRED_CONST_RETURN): Change hitrate 67->69
3513 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3514 (PRED_NULL_RETURN): Change hitrate 91->90.
3515 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3516 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3517 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3519 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3521 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3522 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3523 special case Altivec builtin.
3524 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3525 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3526 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3527 code for ALTIVEC_BUILTIN_VEC_MUL.
3528 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3529 for __builtin_vec_mul.
3531 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3533 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3536 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3538 * spellcheck.c (selftest::test_find_closest_string): New function.
3539 (spellcheck_c_tests): Call the above.
3541 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3543 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3545 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3547 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3548 Yv=Yv,C alternatives.
3550 2016-06-07 Richard Biener <rguenther@suse.de>
3553 * common.opt (ffast-math): Make Optimization.
3555 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3556 Prachi Godbole <prachi.godbole@imgtec.com>
3558 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3559 `fabs' and `fneg' type attributes.
3560 (p5600_fpu_fabs): Add `fmove' to the comment.
3562 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3564 * gimple.c: Include builtins.h
3565 (gimple_inexpensive_call_p): New function.
3566 * gimple.h (gimple_inexpensive_call_p): Declare.
3567 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3568 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3571 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3573 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3574 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3575 warning_at_rich_loc, warning_n, pedwarn, permerror,
3576 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3577 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3580 2016-06-07 Richard Biener <rguenther@suse.de>
3582 PR tree-optimization/71428
3583 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3584 BIT_FIELD_REF op vs. load.
3586 2016-06-07 Richard Biener <rguenther@suse.de>
3589 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3592 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3594 * config/pa/pa.md (call): Generate indirect long calls to non-local
3595 functions on TARGET_64BIT.
3596 (call_value): Likewise.
3598 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3600 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3601 pattern and subsequent splitters.
3602 (call_val_reg_64bit_post_reload): Likewise.
3604 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3607 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3608 propagate_op_to_single_use.
3610 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3613 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3615 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3618 (enum x86_dirflag_state): New enum.
3619 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3620 (machine_function): Remove needs_cld.
3621 (ix86_current_function_needs_cld): Remove.
3622 * config/i386/i386.c (ix86_set_func_type): Set
3623 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3624 (ix86_expand_prologue): Do not emit CLD here.
3625 (ix86_dirflag_mode_needed): New function.
3626 (ix86_dirflag_mode_entry): Ditto.
3627 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3628 (ix86_mode_after): Ditto.
3629 (ix86_mode_entry): Ditto.
3630 (ix86_mode_exit): Ditto.
3631 (ix86_emit_mode_set): Ditto.
3632 * config/i386/i386.md (strmov_singleop): Set
3633 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3634 Do not set ix86_current_function_needs_cld.
3636 (strset_singleop): Ditto.
3638 (cmpstrnqi_nz_1): Ditto.
3639 (cmpstrnqi_1): Ditto.
3640 (strlenqi_1): Ditto.
3642 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3644 PR tree-optimization/71259
3645 * tree-vect-slp.c (vect_get_constant_vectors): For
3646 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3647 one for constant op, and use COND_EXPR for non-constant.
3649 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3651 * Makefile.in (OBJS): Add function-tests.o,
3652 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3653 selftest-run-tests.o.
3654 (OBJS-libcommon): Add selftest.o.
3655 (OBJS-libcommon-target): Add selftest.o.
3656 (all.internal): Add "selftest".
3657 (all.cross): Likewise.
3658 (selftest): New phony target.
3659 (s-selftest): New target.
3660 (selftest-gdb): New phony target.
3661 (COLLECT2_OBJS): Add selftest.o.
3662 * bitmap.c: Include "selftest.h".
3663 (selftest::test_gc_alloc): New function.
3664 (selftest::test_set_range): New function.
3665 (selftest::test_clear_bit_in_middle): New function.
3666 (selftest::test_copying): New function.
3667 (selftest::test_bitmap_single_bit_set_p): New function.
3668 (selftest::bitmap_c_tests): New function.
3669 * common.opt (fself-test): New.
3670 * diagnostic-show-locus.c: Include "selftest.h".
3671 (make_range): New function.
3672 (test_range_contains_point_for_single_point): New function.
3673 (test_range_contains_point_for_single_line): New function.
3674 (test_range_contains_point_for_multiple_lines): New function.
3675 (assert_eq): New function.
3676 (test_get_line_width_without_trailing_whitespace): New function.
3677 (selftest::diagnostic_show_locus_c_tests): New function.
3678 * et-forest.c: Include "selftest.h".
3679 (selftest::test_single_node): New function.
3680 (selftest::test_simple_tree): New function.
3681 (selftest::test_disconnected_nodes): New function.
3682 (selftest::et_forest_c_tests): New function.
3683 * fold-const.c: Include "selftest.h".
3684 (selftest::assert_binop_folds_to_const): New function.
3685 (selftest::assert_binop_folds_to_nonlvalue): New function.
3686 (selftest::test_arithmetic_folding): New function.
3687 (selftest::fold_const_c_tests): New function.
3688 * function-tests.c: New file.
3689 * gimple.c: Include "selftest.h".
3690 Include "gimple-pretty-print.h".
3691 (selftest::verify_gimple_pp): New function.
3692 (selftest::test_assign_single): New function.
3693 (selftest::test_assign_binop): New function.
3694 (selftest::test_nop_stmt): New function.
3695 (selftest::test_return_stmt): New function.
3696 (selftest::test_return_without_value): New function.
3697 (selftest::gimple_c_tests): New function.
3698 * hash-map-tests.c: New file.
3699 * hash-set-tests.c: New file.
3700 * input.c: Include "selftest.h".
3701 (selftest::assert_loceq): New function.
3702 (selftest::test_accessing_ordinary_linemaps): New function.
3703 (selftest::test_unknown_location): New function.
3704 (selftest::test_builtins): New function.
3705 (selftest::test_reading_source_line): New function.
3706 (selftest::input_c_tests): New function.
3707 * rtl-tests.c: New file.
3708 * selftest-run-tests.c: New file.
3709 * selftest.c: New file.
3710 * selftest.h: New file.
3711 * spellcheck.c: Include "selftest.h".
3712 (selftest::levenshtein_distance_unit_test_oneway): New function,
3713 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3714 (selftest::levenshtein_distance_unit_test): Likewise.
3715 (selftest::spellcheck_c_tests): Likewise.
3716 * toplev.c: Include selftest.h.
3717 (toplev::run_self_tests): New.
3718 (toplev::main): Handle -fself-test.
3719 * toplev.h (toplev::run_self_tests): New.
3720 * tree.c: Include "selftest.h".
3721 (selftest::test_integer_constants): New function.
3722 (selftest::test_identifiers): New function.
3723 (selftest::test_labels): New function.
3724 (selftest::tree_c_tests): New function.
3725 * tree-cfg.c: Include "selftest.h".
3726 (selftest::push_fndecl): New function.
3727 (selftest::test_linear_chain): New function.
3728 (selftest::test_diamond): New function.
3729 (selftest::test_fully_connected): New function.
3730 (selftest::tree_cfg_c_tests): New function.
3731 * vec.c: Include "selftest.h".
3732 (selftest::safe_push_range): New function.
3733 (selftest::test_quick_push): New function.
3734 (selftest::test_safe_push): New function.
3735 (selftest::test_truncate): New function.
3736 (selftest::test_safe_grow_cleared): New function.
3737 (selftest::test_pop): New function.
3738 (selftest::test_safe_insert): New function.
3739 (selftest::test_ordered_remove): New function.
3740 (selftest::test_unordered_remove): New function.
3741 (selftest::test_block_remove): New function.
3742 (selftest::reverse_cmp): New function.
3743 (selftest::test_qsort): New function.
3744 (selftest::vec_c_tests): New function.c.
3745 * wide-int.cc: Include selftest.h and wide-int-print.h.
3746 (selftest::from_int <wide_int>): New function.
3747 (selftest::from_int <offset_int>): New function.
3748 (selftest::from_int <widest_int>): New function.
3749 (selftest::assert_deceq): New function.
3750 (selftest::assert_hexeq): New function.
3751 (selftest::test_printing <VALUE_TYPE>): New function template.
3752 (selftest::test_ops <VALUE_TYPE>): New function template.
3753 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3754 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3756 (selftest::wide_int_cc_tests): New function.
3758 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3761 * ifcvt.c (noce_try_ifelse_collapse): New function.
3763 (noce_process_if_block): Call noce_try_ifelse_collapse.
3764 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3765 (simplify_ternary_operation): Use the above to simplify
3766 conditional CLZ/CTZ expressions.
3768 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3771 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3772 define_insn_and_split.
3774 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3777 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3779 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3782 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3783 Implicitly clobber memory for basic asm with non-empty assembler
3784 string. Use targetm.md_asm_adjust also here.
3785 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3786 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3787 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3788 non-empty assembler string.
3789 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3790 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3791 (decode_asm_operands): Handle basic asm in PARALLEL block.
3792 (extract_insn): Handle basic asm in PARALLEL block.
3793 * doc/extend.texi: Mention new behavior of basic asm.
3794 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3795 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3796 branch_needs_nop_p): Use asm_noperands.
3798 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3800 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3801 Include the M7 SPARC DFA scheduler.
3802 New attribute v3pipe.
3803 Annotate insns with v3pipe where appropriate.
3804 Define cpu_feature vis4.
3805 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3806 Add (V8QI "8") to vbits.
3807 Add insns {add,sub}v8qi3
3808 Add insns ss{add,sub}v8qi3
3809 Add insns us{add,sub}{v8qi,v4hi}3
3810 Add insns {min,max}{v8qi,v4hi,v2si}3
3811 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3812 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3813 * config/sparc/niagara4.md: Add a comment explaining the
3814 discrepancy between the documented latenty numbers and the
3816 * config/sparc/niagara7.md: New file.
3817 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3818 supports SPARC5 and VIS 4.0 instructions.
3819 * configure: Regenerate.
3820 * config.in: Likewise.
3821 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3822 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3823 TARGET_CPU_niagara7.
3824 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3825 (CPP_CPU_SPEC): Handle niagara7.
3826 (ASM_CPU_SPEC): Likewise.
3827 * config/sparc/sparc-opts.h (processor_type): Add
3829 (mvis4): New option.
3830 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3831 (AS_NIAGARA7_FLAG): Define.
3832 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3833 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3834 (CPP_CPU_SPEC): Handle niagara7.
3835 (ASM_CPU_SPEC): Likewise.
3836 * config/sparc/sparc.c (niagara7_costs): Define.
3837 (sparc_option_override): Handle niagara7 and adjust cache-related
3838 parameters with better values for niagara cpus. Also support VIS4.
3839 (sparc32_initialize_trampoline): Likewise.
3840 (sparc_use_sched_lookahead): Likewise.
3841 (sparc_issue_rate): Likewise.
3842 (sparc_register_move_cost): Likewise.
3843 (dump_target_flag_bits): Support VIS4.
3844 (sparc_vis_init_builtins): Likewise.
3845 (sparc_builtins): Likewise.
3846 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3848 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3850 * config/sparc/sparc.opt (sparc_processor_type): New value
3852 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3854 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3856 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3859 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3861 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3863 2016-06-06 Richard Biener <rguenther@suse.de>
3865 PR tree-optimization/71398
3866 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3869 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3871 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3872 ft32_expand_prolog, ft32_expand_epilogue):
3873 Handle pretend_args.
3874 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3875 * config/ft32/ft32.md: Add pretend_returner.
3877 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3881 Copy op1 RTX to avoid invalid sharing.
3882 (ix86_expand_vector_move_misalign): Ditto.
3884 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3886 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3889 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3891 * predict.c (predicted_by_loop_heuristics_p): New function.
3892 (predict_iv_comparison): Use it.
3893 (predict_loops): Walk from innermost loops; do not predict edges
3894 leaving multiple loops multiple times; implement
3895 PRED_LOOP_ITERATIONS_MAX heuristics.
3896 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3898 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3900 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3901 only edges out of BB are EH edges.
3903 2016-06-04 Martin Sebor <msebor@redhat.com>
3904 Marcin Baczyński <marbacz@gmail.com>
3907 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3908 a void expression in a void function.
3910 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3912 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3913 aux; dump reasons of decisions.
3914 (should_duplicate_loop_header_p): Likewise.
3915 (do_while_loop_p): Likewise.
3916 (ch_base::copy_headers): Dump asi num insns duplicated.
3918 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3920 PR tree-optimization/71405
3921 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3922 incompatible type, build a new clobber with the right type instead
3923 of building a VIEW_CONVERT_EXPR around it.
3925 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3927 PR tree-optimization/52171
3928 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3929 by_pieces_ninsns instead of move_by_pieces_ninsns.
3931 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3933 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3934 for reg+reg addressing mode.
3936 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3938 * rs6000-c.c (c/c-tree.h): Add #include.
3939 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3940 in C++ when found in the base position of vec_ld or vec_st.
3942 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3944 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3945 use of profile unless profile status is PROFILE_READ.
3946 * profile.c (compute_branch_probabilities): Set profile status
3947 only after reporting predictor hitrates.
3949 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3953 * common.opt (ffp-int-builtin-inexact): New option.
3954 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3955 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3956 (ceil@var{m}2): Document dependence on this option.
3957 * ipa-inline-transform.c (inline_call): Handle
3958 flag_fp_int_builtin_inexact.
3959 * ipa-inline.c (can_inline_edge_p): Likewise.
3960 * config/i386/i386.md (rintxf2): Do not test
3961 flag_unsafe_math_optimizations.
3962 (rint<mode>2_frndint): New define_insn.
3963 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3964 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3965 for 387 instead of extending and truncating.
3966 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3967 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3968 Change to frndint<mode>2_<rounding>.
3969 (frndintxf2_<rounding>_i387): Likewise. Change to
3970 frndint<mode>2_<rounding>_i387.
3971 (<rounding_insn>xf2): Likewise.
3972 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3973 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3974 x87. Test TARGET_ROUND || !flag_trapping_math ||
3975 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3976 SSE. Use ROUND_NO_EXC in constant operand of
3977 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3978 for 387 instead of extending and truncating.
3980 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3981 Julia Koval <julia.koval@intel.com>
3993 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3994 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3995 all registers, except for function return registers if there are
3996 no caller-saved registers.
3997 (ix86_set_func_type): New function.
3998 (ix86_set_current_function): Call ix86_set_func_type to set
3999 no_caller_saved_registers and func_type. Call reinit_regs if
4000 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4001 nor x87 instructions in interrupt handler nor function with
4002 no_caller_saved_registers attribute.
4003 (ix86_function_ok_for_sibcall): Return false if there are no
4004 caller-saved registers.
4005 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4007 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4008 (ix86_function_arg): Return special arguments in interrupt handler.
4009 (ix86_promote_function_mode): Promote pointer to word_mode only
4010 for normal functions.
4011 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4013 (ix86_epilogue_uses): New function.
4014 (ix86_hard_regno_scratch_ok): Likewise.
4015 (ix86_save_reg): Preserve all registers in interrupt handler
4016 after reload. Preserve all registers, except for function return
4017 registers, if there are no caller-saved registers after reload.
4018 (find_drap_reg): Always use callee-saved register if there are
4019 no caller-saved registers.
4020 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4021 for interrupt handler.
4022 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4023 Emit cld instruction if stringops are used in interrupt handler
4024 or interrupt handler isn't a leaf function.
4025 (ix86_expand_epilogue): Generate interrupt return for interrupt
4026 handler and pop the 'ERROR_CODE' off the stack before interrupt
4027 return in exception handler.
4028 (ix86_expand_call): Disallow calling interrupt handler directly.
4029 If there are no caller-saved registers, mark all registers that
4030 are clobbered by the call which returns as clobbered.
4031 (ix86_handle_no_caller_saved_registers_attribute): New function.
4032 (ix86_handle_interrupt_attribute): Likewise.
4033 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4035 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4036 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4037 accumulation in interrupt function if stack may be realigned to
4039 (EPILOGUE_USES): New.
4040 (function_type): New enum.
4041 (machine_function): Add func_type and no_caller_saved_registers.
4042 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4043 (interrupt_return): New pattern.
4044 * doc/extend.texi: Document x86 interrupt and
4045 no_caller_saved_registers attributes.
4047 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4049 PR tree-optimization/52171
4050 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4051 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4052 Look for constant strings. Move some code to emit_block_cmp_hints
4054 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4055 * defaults.h (COMPARE_MAX_PIECES): New macro.
4056 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4057 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4058 (clear_by_pieces_1): Don't declare. Move definition before use.
4059 (can_do_by_pieces): New static function.
4060 (can_move_by_pieces): Use it. Return bool.
4061 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4062 OP. All callers changed. Handle COMPARE_BY_PIECES.
4063 (class pieces_addr); New.
4064 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4065 pieces_addr::adjust, pieces_addr::increment_address,
4066 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4068 (class op_by_pieces_d): New.
4069 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4071 (class move_by_pieces_d, class compare_by_pieces_d,
4072 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4073 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4074 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4075 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4076 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4077 compare_by_pieces_d::finish_mode): New member functions.
4078 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4080 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4081 (emit_block_cmp_hints): New function.
4082 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4083 use the newly defined classes.
4084 * expr.h (by_pieces_constfn): New typedef.
4085 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4086 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4087 (move_by_pieces_ninsns): Don't declare.
4088 (can_move_by_pieces): Change return value to bool.
4089 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4090 (compare_by_pieces_branch_ratio): New hook.
4091 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4092 (by_pieces_ninsns): Declare.
4093 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4095 (default_compare_by_pieces_branch_ratio): New function.
4096 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4097 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4098 * doc/tm.texi: Regenerate.
4099 * tree-ssa-strlen.c: Include "builtins.h".
4100 (handle_builtin_memcmp): New static function.
4101 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4102 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4104 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4106 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4107 relevant stmts which are simple and invariant.
4108 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4109 instead of simple and invariant
4111 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4113 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4114 (vectorizable_reduction): Check for new relevant state.
4115 (vectorizable_live_operation): vectorize live stmts using
4116 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4117 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4118 (vect_stmt_relevant_p): Check for stmts which are only used live.
4119 (process_use): Use of a stmt does not inherit it's live value.
4120 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4121 (vect_analyze_stmt): Check for new relevant state.
4122 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4123 outside the loop, but not inside it.
4125 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4127 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4128 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4129 (vect_get_vec_def_for_operand): Split out code.
4131 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4133 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4135 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4137 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4139 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4141 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4143 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4146 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4147 to noreturn e->callee->decl that has void return type and void
4148 arguments, adjust gimple_call_fntype and remove lhs even if it had
4149 previously addressable type.
4151 2016-06-02 Jeff Law <law@redhat.com>
4153 PR tree-optimization/71328
4154 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4155 error when checking for a jump back onto the copied path.
4157 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4159 * config/microblaze/microblaze.c (get_branch_target): Add return
4160 NULL_RTX for the non-CALL_P case.
4161 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4162 (insert_wic): Remove unused local "j".
4164 2016-06-02 Martin Liska <mliska@suse.cz>
4166 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4168 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4169 Julia Koval <julia.koval@intel.com>
4171 * function.c (assign_parm_setup_stack): Force source into a
4173 * target.def (function_incoming_arg): Update documentation to
4174 allow arbitrary address computation based on hard register.
4175 * doc/tm.texi: Regenerated.
4177 2016-06-02 Martin Liska <mliska@suse.cz>
4179 * predict.c (combine_predictions_for_bb): Fix first match in
4180 cases where a first predictor contains more than one occurence
4181 in list of predictors. Take the best value in such case.
4183 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4185 PR rtl-optimization/71295
4186 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4187 offset would go over the size of the inner mode reject it.
4189 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4191 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4192 x=x,x and v=v,m instead of x=x,m.
4194 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4195 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4196 alternative to v=rm,C.
4198 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
4199 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
4200 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
4201 instead of vex for the last two above mentioned alternatives.
4203 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4206 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
4208 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4210 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4212 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4214 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4215 from int to unsigned.
4217 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4219 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4220 alternatives, eliminating preferred register class. Add support
4221 for the MTVSRDD instruction in ISA 3.0.
4222 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4223 reg_or_indexed_operand.
4224 (vsx_splat_v4sf_internal): Likewise.
4226 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4229 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4230 for loading up all 0's or all 1's.
4232 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4234 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4236 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4238 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4240 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4241 * gcc.c (set_source_date_epoch_envvar): New function, sets
4242 the SOURCE_DATE_EPOCH environment variable to the current time.
4244 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4246 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4247 the factor for live Phi nodes.
4249 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4251 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4252 * tree-parloops.c (parallelize_loops): likewise.
4253 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4254 tree_unswitch_outer_loop): likewise.
4256 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4259 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4260 around creation of the temporary.
4262 2016-06-01 Richard Biener <rguenther@suse.de>
4264 PR tree-optimization/71366
4265 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4266 (unloop_loops): Move removing edges here ...
4267 (try_unroll_loop_completely): ... from here.
4268 (try_peel_loop): ... and here.
4269 (tree_unroll_loops_completely_1): Track parent loops via
4270 bitmap of header BBs.
4271 (tree_unroll_loops_completely): Adjust for that.
4273 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4275 * config/rs6000/altivec.h (vec_slv): New macro.
4276 (vec_srv): New macro.
4277 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4278 (UNSPEC_VSRV): New value.
4281 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4282 (vsrv): New builtin definition.
4283 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4284 define argument types for new builtin.
4285 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4287 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4290 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4291 Jocelyn Mayer <l_indien@magic.fr>
4294 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4295 detect processor family for signature_CENTAUR_ebx.
4296 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4297 signature_CENTAUR_ebx.
4298 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4299 <default>: Pass x86-64 for has_longmode.
4301 2016-06-01 Nathan Sidwell <nathan@acm.org>
4303 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4306 2016-06-01 Richard Biener <rguenther@suse.de>
4308 PR tree-optimization/71261
4309 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4310 of stmts successfully put in the bool pattern. Remove
4311 single-use restriction.
4312 (adjust_bool_pattern_cast): Add cast at the use site via the
4313 pattern def sequence.
4314 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4315 of patterned defs. Use the pattern def seqence instead of
4316 multiple independent patterns.
4317 (sort_after_uid): New qsort compare function.
4318 (adjust_bool_stmts): New function to process stmts in the bool
4319 pattern in IL order.
4320 (vect_recog_bool_pattern): Adjust.
4321 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4322 (ifcvt_walk_pattern_tree): Likewise.
4323 (stmt_is_root_of_bool_pattern): Likewise.
4324 (ifcvt_repair_bool_pattern): Likewise.
4325 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4327 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4329 * loop-unroll.c (decide_unroll_constant_iterations,
4330 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4331 likely upper bounds.
4332 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4334 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4336 * tree-core.h (enum omp_clause_code): Remove
4337 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4339 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4341 * config/arm/sync.md (arm_store_exclusive<mode>):
4342 Use 'H' output modifier on operands[2] rather than creating a new
4343 entry in out-of-bounds memory of the operands array.
4344 (arm_store_release_exclusivedi): Likewise.
4346 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4348 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4349 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4350 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4351 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4353 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4355 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4356 into account live statements for mask producers.
4358 2016-06-01 Richard Biener <rguenther@suse.de>
4360 PR tree-optimization/71311
4361 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4362 restrict to non-INTEGER_CST @0.
4364 2016-06-01 Richard Biener <rguenther@suse.de>
4366 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4367 (relational patterns): Use :c to avoid pattern duplications.
4369 2016-06-01 Richard Biener <rguenther@suse.de>
4371 * genmatch.c (comparison_code_p): New predicate.
4372 (swap_tree_comparison): New function.
4373 (commutate): Add for_vec parameter to append new for entries.
4374 Support commutating relational operators by swapping it alongside
4376 (lower_commutative): Adjust.
4377 (dt_simplify::gen): Do not pass artificial operators to gen
4379 (decision_tree::gen): Do not add artificial operators as parameters.
4380 (parser::parse_expr): Verify operator commutativity when :c is
4381 applied. Allow :C to override this.
4382 * match.pd: Adjust patterns to use :C instead of :c where required.
4384 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4386 PR tree-optimization/71077
4387 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4388 the combining step, use boolean_false_node and boolean_true_node
4389 as the designated false/true return values.
4391 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4393 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4394 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4395 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4398 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4400 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4401 of flags impliying the register renaming.
4402 * toplev.c (process_options): Do not imply flag_rename_registers with
4405 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4407 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4408 default implementation.
4410 2016-05-31 Nathan Sidwell <nathan@acm.org>
4412 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4414 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4416 * config/sh/constraints.md (b): Remove constraint.
4417 * config/sh/predicates.md (arith_reg_operand): Remove
4419 * config/sh/sh-modes.def (PDI): Remove.
4420 * config/sh/sh.c (sh_target_reg_class,
4421 sh_optimize_target_register_callee_saved): Remove functions.
4422 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4423 (sh_expand_epilogue): Update comment.
4424 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4425 sh_secondary_reload): Remove TARGET_REGS related code.
4426 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4427 TARGET_REGISTER_P): Remove macros.
4428 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4429 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4430 TR1_REG, TR2_REG): Remove constants.
4431 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4433 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4435 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4436 define_expand patterns.
4437 (adddi3_compact): Rename to adddi3.
4438 (subdi3_compact): Rename to subdi3.
4439 (*negdi2): Rename to negdi2.
4440 (*abs<mode>2): Rename to abs<mode>2.
4442 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4444 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4445 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4446 (atomic_sub_fetchsi): ... this new pattern.
4447 (mvtc): Add CC_REG clobber.
4449 2016-05-31 Marek Polacek <polacek@redhat.com>
4451 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4453 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4455 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4456 aarch64_fusion_enabled_p to check for fusion capabilities.
4458 2016-05-31 Richard Biener <rguenther@suse.de>
4460 PR tree-optimization/71352
4461 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4462 minus one and a negate.
4464 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4466 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4467 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4469 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4470 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4471 Remove use of aarch64_simd_attr_length_move, set length attribute
4473 (*aarch64_be_movoi): Likewise.
4474 (*aarch64_be_movci): Likewise.
4475 (*aarch64_be_movxi): Likewise.
4477 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4479 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4480 It no longer does that.
4481 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4483 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4485 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4486 attribute __unused__.
4488 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4490 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4491 * config/arm/arm.c (arm_arch_thumb1): Define.
4492 (arm_option_override): Initialize arm_arch_thumb1.
4493 * config/arm/arm.h (arm_arch_thumb1): Declare.
4494 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4495 support Thumb-1 ISA.
4497 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4500 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4501 `Yv' for scalar operand.
4503 2016-05-31 Tom de Vries <tom@codesourcery.com>
4505 PR tree-optimization/69068
4506 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4507 phis with more than two args.
4509 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4511 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4512 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4515 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4517 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4519 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4521 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4522 cpu_32, cpu_64, tune_32 and tune_64.
4523 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4525 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4527 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4529 2016-05-30 Andi Kleen <ak@linux.intel.com>
4531 * auto-profile.c (read_profile): Replace asserts with errors
4532 when file does not exist.
4533 * gcov-io.c (gcov_read_words): Dito.
4535 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4537 * tree-cfg.c (print_loop): Print likely upper bounds.
4539 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4541 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4542 * opts.c (default_options): Enable peel loops at -O3.
4543 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4544 (try_peel_loop): Do not re-peel already peeled loops;
4545 use likely upper bounds; fix profile updating.
4546 (pass_complete_unroll::execute): Initialize peeled_loops.
4548 2016-05-30 Martin Liska <mliska@suse.cz>
4550 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4551 computed costs by frequency of BB they belong to.
4552 (get_scaled_computation_cost_at): New function.
4554 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4555 Marc Glisse <marc.glisse@inria.fr>
4557 PR tree-optimization/71289
4558 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4560 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4562 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4564 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4566 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4567 for peeled copies; avoid underflow when updating estimates; correctly
4570 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4572 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4573 r236875. Corrected oe3 to oe2 as obvious.
4575 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4579 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4580 that inserted stmt will not dominate stmts that defines its operand.
4581 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4582 (rewrite_expr_tree_parallel): Likewise.
4584 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4587 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4588 all fields including stmt_to_insert are swapped.
4590 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4592 * predict.h (force_edge_cold): Declare.
4593 * predict.c (force_edge_cold): New function.
4594 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4596 (canonicalize_loop_induction_variables): Fix formating.
4598 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4600 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4601 (visium_expand_copysign): Use gen_int_mode directly.
4602 (visium_compute_frame_size): Minor tweaks.
4604 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4606 * tree-vect-loop.c (vect_analyze_loop_2): Use
4607 likely_max_stmt_executions_int.
4609 2016-05-30 Tom de Vries <tom@codesourcery.com>
4611 PR tree-optimization/69067
4612 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4614 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4617 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4618 New peepholes to remove unneeded fild/fistp pairs.
4619 (define_peephole2 atomic_loaddi_fpu): Ditto.
4621 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4623 * predict.c (maybe_hot_frequency_p): Avoid division.
4625 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4627 * doc/install.texi: Use https for shop.fsf.org.
4629 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4631 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4632 likely_max_stmt_executions_int.
4634 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4636 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4637 likely_max_stmt_executions_int.
4639 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4641 * profile.c (compute_branch_probabilities): Do not report hitrates
4643 (branch_prob): Report hitrates here.
4644 * predict.c (gimple_predict_edge): Do not assert profile status;
4645 fix formatting issues.
4647 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4649 * predict.c (edge_predicted_by_p): New function.
4650 (predict_paths_for_bb): Do not put multiple predictions of the same type
4653 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4655 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4658 2016-05-28 Alan Modra <amodra@gmail.com>
4660 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4662 2016-05-28 Alan Modra <amodra@gmail.com>
4664 PR rtl-optimization/71275
4665 * ira.c (ira): Free dominance info.
4667 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4669 * doc/sourcebuild.texi: New address for upstream Go repository.
4671 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4673 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4674 (TARGET_ARM_V7M): Likewise.
4676 2016-05-26 Jeff Law <law@redhat.com>
4678 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4679 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4680 * passes.def: Add jump threading passes before DOM/VRP.
4681 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4682 argument to a basic block from an edge. Remove tests which are
4684 (pass_data_thread_jumps, class pass_thread_jumps): New.
4685 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4686 (make_pass_thread_jumps): Likewise.
4687 * tree-pass.h (make_pass_thread_jumps): Declare.
4689 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4691 * config/visium/visium-protos.h (split_double_move): Rename into...
4692 (visium_split_double_move): ...this.
4693 (visium_split_double_add): Declare.
4694 * config/visium/visium.c (split_double_move): Rename into...
4695 (visium_split_double_move): ...this.
4696 (visium_split_double_add): New function.
4697 (visium_expand_copysign): Renumber operands for consistency.
4698 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4699 (DFmode move splitter): Likewise.
4700 (*addi3_insn): Split by means of visium_split_double_add.
4701 (*adddi3_insn_flags): Delete.
4702 (*plus_plus_sltu<subst_arith>): New insn.
4703 (*subdi3_insn): Split by means of visium_split_double_add.
4704 (subdi3_insn_flags): Delete.
4705 (*minus_minus_sltu<subst_arith>): New insn.
4706 (*negdi2_insn): Split by means of visium_split_double_add.
4707 (*negdi2_insn_flags): Delete.
4709 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4711 * configure.ac: Treat a --with-headers option without argument
4712 the same as the default (i.e. consult sys-include directory).
4713 * configure: Regenerate.
4715 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4717 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4718 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4720 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4721 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4723 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4726 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4727 tree-stdarg analysis results.
4728 (aarch64_setup_incoming_varargs): Likewise.
4730 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4732 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4733 va_list_gpr_counter_field and va_list_fpr_counter_field.
4735 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4738 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4739 * config/aarch64/aarch64.c
4740 (aarch64_cannot_change_mode_class): Remove function.
4741 * config/aarch64/aarch64-protos.h
4742 (aarch64_cannot_change_mode_class): Remove.
4744 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4746 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4747 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4748 get_likely_max_loop_iterations_int): New.
4749 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4750 any_likely_upper_bound.
4751 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4753 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4754 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4756 (unroll_loop_constant_iterations): Likewise.
4757 (unroll_loop_runtime_iterations): Likewise.
4758 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4759 * lto-streamer-out.c (output_cfg): Likewise.
4760 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4762 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4763 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4764 (likely_max_loop_iterations): New.
4765 (likely_max_loop_iterations_int): New.
4766 (likely_max_stmt_executions): New.
4767 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4768 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4769 likely_max_stmt_executions): Declare.
4771 2016-05-27 Marek Polacek <polacek@redhat.com>
4774 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4776 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4778 * config/s390/s390.md (2x risbg splitters): Use
4779 reg_overlap_mentioned_p instead of rtx_equal_p.
4781 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4783 * combine.c (make_compound_operation): Take known zero bits into
4784 account when checking for possible zero_extend.
4786 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4788 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4789 Use const_int_operand for operand 2 predicate. Simplify expand code
4792 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4795 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4798 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4800 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4801 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4802 that returns CC_SESWPmode and CC_ZESWPmode.
4803 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4805 (aarch64_rtx_costs): Likewise.
4807 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4809 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4810 for ISA 3.0 min/max support.
4811 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4812 conditional move support.
4813 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4814 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4816 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4817 conditional moves where the comparison type is different from move
4819 (fp_minmax): New code iterator for smin/smax.
4820 (minmax): New code attributes for min/max.
4821 (SMINMAX): Likewise.
4822 (smax<mode>3): Combine min, max insns into one insn using the
4823 fp_minmax code iterator. Add support for ISA 3.0 min/max
4824 instructions that don't need -ffast-math.
4825 (s<minmax><mode>3): Likewise.
4826 (smax<mode>3_vsx): Likewise.
4827 (smin<mode>3): Likewise.
4828 (s<minmax><mode>3_vsx): Likewise.
4829 (smin<mode>3_vsx): Likewise.
4830 (pre-VSX min/max splitters): Likewise.
4831 (s<minmax><mode>3_fpr): Likewise.
4832 (movsfcc): Rewrite floating point conditional moves to combine
4833 SFmode/DFmode into a single insn.
4834 (mov<mode>cc): Likewise.
4835 (movdfcc): Likewise.
4836 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4837 SFDF2 iterators to handle all combinations.
4838 (fseldfsf4): Likewise.
4839 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4840 (fseldfdf4): Likewise.
4841 (fselsfdf4): Likewise.
4842 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4843 comparison instructions that set a 0/-1 mask, and use it for
4844 floating point conditional move via XXSEL.
4845 (fpmask<mode>): Likewise.
4846 (xxsel<mode>): Likewise.
4847 * config/rs6000/predicates.md (min_max_operator): Delete, no
4849 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4850 instructions that generate a 0/-1 mask for use with XXSEL.
4851 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4852 say whether floating point min/max is available, either through
4853 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4854 (TARGET_MINMAX_DF): Likewise.
4856 2016-05-27 Alan Modra <amodra@gmail.com>
4858 PR rtl-optimization/71275
4859 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4860 for update_equiv_regs and combine_and_move_insns.
4862 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4865 if_then_else or cond RTXes to calculate attribute value.
4866 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4867 <attr "length_immediate>: Ditto.
4868 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4869 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4870 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4871 <attr "type">: Ditto.
4872 <attr "prefix_data16">: Ditto.
4873 <attr "prefix_extra">: Ditto.
4874 <attr "length_immediate">: Ditto.
4875 <attr "prefix">: Ditto.
4876 (vec_set<mode>_0) <attr "isa">: Ditto.
4877 <attr "prefix_extra">: Ditto.
4878 <attr "length_immediate">: Ditto.
4879 <attr "prefix">: Ditto.
4880 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4881 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4882 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4883 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4884 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4885 <attr "length_immediate">: Ditto.
4886 <attr "prefix">: Ditto.
4887 (sse2_movsd) <attr "length_immediate">: Ditto.
4888 <attr "prefix">: Ditto.
4889 (vec_concatv2df) <attr "isa">: Ditto.
4890 <attr "prefix">: Ditto.
4891 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4892 (*vec_extractv2di_1) <attr "isa">: Ditto.
4893 <attr "type">: Ditto.
4894 <attr "length_immediate">: Ditto.
4895 <attr "prefix_rex">: Ditto.
4896 <attr "prefix_extra">: Ditto.
4897 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4898 <attr "prefix_extra">: Ditto.
4899 <attr "length_immediate">: Ditto.
4900 (vec_concatv2di) <attr "isa">: Ditto.
4901 <attr "prefix_extra">: Ditto.
4902 <attr "length_immediate">: Ditto.
4903 <attr "prefix">: Ditto.
4905 2016-05-26 Martin Liska <mliska@suse.cz>
4907 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4909 (operator+): Likewise.
4910 (operator-): Likewise.
4911 (comp_cost::operator+=): Likewise.
4912 (comp_cost::operator-=): Likewise.
4913 (comp_cost::operator/=): Likewise.
4914 (comp_cost::operator*=): Likewise.
4915 (operator<): Likewise.
4916 (operator==): Likewise.
4917 (operator<=): Likewise.
4919 (infinite_cost_p): Likewise.
4920 (add_costs): Likewise.
4921 (sub_costs): Likewise.
4922 (compare_costs): Likewise.
4923 (set_group_iv_cost): Use the newly introduced functions.
4924 (get_address_cost): Likewise.
4925 (get_shiftadd_cost): Likewise.
4926 (force_expr_to_var_cost): Likewise.
4927 (split_address_cost): Likewise.
4928 (ptr_difference_cost): Likewise.
4929 (difference_cost): Likewise.
4930 (get_computation_cost_at): Likewise.
4931 (determine_group_iv_cost_generic): Likewise.
4932 (determine_group_iv_cost_address): Likewise.
4933 (determine_group_iv_cost_cond): Likewise.
4934 (autoinc_possible_for_pair): Likewise.
4935 (determine_group_iv_costs): Likewise.
4936 (cheaper_cost_pair): Likewise.
4937 (iv_ca_recount_cost): Likewise.
4938 (iv_ca_set_no_cp): Likewise.
4939 (iv_ca_set_cp): Likewise.
4940 (iv_ca_cost): Likewise.
4941 (iv_ca_new): Likewise.
4942 (iv_ca_dump): Likewise.
4943 (iv_ca_narrow): Likewise.
4944 (iv_ca_prune): Likewise.
4945 (iv_ca_replace): Likewise.
4946 (try_add_cand_for): Likewise.
4947 (try_improve_iv_set): Likewise.
4948 (find_optimal_iv_set): Likewise.
4950 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4952 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4953 that internal functions will clobber all caller-saved registers.
4955 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4957 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4958 Return a better case_values_threshold when optimizing.
4960 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4962 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4963 Add ? to integer variant.
4964 (aarch64_combinez_be): Likewise.
4966 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4968 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4969 instead of x constraint.
4970 (vcvtps2ph256<mask_name>): Likewise.
4972 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4973 alternative. Formatting fix.
4975 * config/i386/sse.md
4976 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4978 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4979 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4980 maybe_evex prefix instead of vex.
4981 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4982 EXT_REX_SSE_REG_P (op0) case in the splitter.
4984 2016-05-25 Jeff Law <law@redhat.com>
4986 PR tree-optimization/71272
4987 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4988 Update comments. Add test for empty path.
4990 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4992 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4993 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4994 special case builtin.
4995 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4996 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4997 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4998 for __builtin_vec_cmpne.
5000 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5002 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5003 redundant test and bail out if the type of the new operand is not
5004 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5006 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5008 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5009 (x_ix86_target_flags_explicit): Remove.
5010 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5011 x_ix86_target_flags_explicit.
5012 (ix86_function_specific_restore): Ditto.
5014 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5015 H.J. Lu <hongjiu.lu@intel.com>
5018 * common/config/i386/i386-common.c
5019 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5020 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5021 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5022 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5023 (-mgeneral-regs-only): Add new option.
5024 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5025 x87 instructions if only general registers are allowed.
5026 (ix86_target_string): Add ix86_flags argument. Handle additional
5027 flags options through ix86_flags argument. Update all callers.
5028 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5030 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5032 PR rtl-optimization/66940
5033 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5034 decrementing desired_val will not overflow before performing these
5037 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5039 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5040 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5041 * config/i386/i386.c (enum ix86_builtins): Add
5042 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5043 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5044 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5045 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5046 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5047 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5048 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5049 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5050 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5051 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5052 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5053 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5054 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5055 __builtin_ia32_cvtps2dq512_mask.
5056 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5057 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5058 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5059 * config/i386/sse.md
5060 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5062 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5063 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5065 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5066 (avx512f_vec_pack_sfix_v8df): New define_expand.
5067 (avx512f_roundpd512): Rename to ...
5068 (avx512f_round<castmode>512): ... this. Change iterator.
5069 (avx512f_roundps512_sfix): New define_expand.
5070 (round<mode>2_sfix): Change iterator.
5072 2016-05-25 Nick Clifton <nickc@redhat.com>
5074 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5075 static interrupt handler is detected.
5076 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5077 default linker script.
5078 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5079 the low part of a symbolic pointer.
5081 2016-05-25 Richard Biener <rguenther@suse.de>
5083 PR tree-optimization/71261
5084 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5085 interesting stmt instead of immediate uses when looking
5086 for the use operand to replace.
5088 2016-05-25 Martin Liska <mliska@suse.cz>
5090 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5092 2016-05-25 Richard Biener <rguenther@suse.de>
5094 PR tree-optimization/71264
5095 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5098 2016-05-25 Martin Liska <mliska@suse.cz>
5100 PR tree-optimization/71239
5101 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5102 if DECL_SIZE is NULL.
5104 2016-05-25 Richard Biener <rguenther@suse.de>
5106 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5107 * tree-if-conv.c (pass_data_if_conversion): Use it.
5109 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5111 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5112 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5113 * varpool.c (varpool_node::get_availability): Likewise.
5115 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5117 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5118 VNEGW/VNEGD instructions.
5119 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5120 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5121 support for ISA 3.0 VNEGW/VNEGD instructions.
5123 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5125 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5126 pointers inside OACC_DATA regions.
5127 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5128 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5129 (gimplify_adjust_omp_clauses): Fix typo in comment.
5131 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5133 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5134 parity built-in functions.
5135 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5137 (p9v_parity<mode>2): Likewise.
5138 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5140 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5141 (parity<mode>2): ISA 3.0 expander for vector parity.
5142 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5144 (BU_P9_64BIT_MISC_0): Likewise.
5145 (BU_P9_MISC_0): Likewise.
5146 (BU_P9V_AV_1): Likewise.
5147 (BU_P9V_AV_2): Likewise.
5148 (BU_P9V_AV_3): Likewise.
5149 (BU_P9V_AV_P): Likewise.
5150 (BU_P9V_VSX_1): Likewise.
5151 (BU_P9V_OVERLOAD_1): Likewise.
5152 (BU_P9V_OVERLOAD_2): Likewise.
5153 (BU_P9V_OVERLOAD_3): Likewise.
5154 (VCTZB): Add vector count trailing zeros support.
5158 (VPRTYBD): Add vector parity support.
5159 (VPRTYBQ): Likewise.
5160 (VPRTYBW): Likewise.
5161 (VCTZ): Add overloaded vector count trailing zeros support.
5162 (VPRTYB): Add overloaded vector parity support.
5163 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5164 overloaded vector count trailing zeros and parity instructions.
5165 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5166 vector parity support.
5167 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5168 trailing zeros support.
5169 (vec_cntlz): Likewise.
5170 (vec_vctzb): Likewise.
5171 (vec_vctzd): Likewise.
5172 (vec_vctzh): Likewise.
5173 (vec_vctzw): Likewise.
5174 (vec_vprtyb): Add ISA 3.0 vector parity support.
5175 (vec_vprtybd): Likewise.
5176 (vec_vprtybw): Likewise.
5177 (vec_vprtybq): Likewise.
5178 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5179 the ISA 3.0 vector count trailing zeros and vector parity built-in
5182 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5184 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5185 when there is stmt_to_insert.
5187 2016-05-24 Martin Sebor <msebor@redhat.com>
5190 * tree.h (complete_or_array_type_p): New inline function.
5192 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5194 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5195 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5196 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
5198 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
5199 Limit 1st alternative to noavx isa, split 2nd alternative into one
5200 noavx and one avx alternative, use *x and Bm in the former and
5201 x and m in the latter.
5203 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
5204 of sse4 for the first alternative, drop %v from the template
5205 and d operand modifier. Split second alternative into one sse4_noavx
5206 and one avx alternative, use *x instead of *v in the former and v
5207 instead of *v in the latter.
5208 (*sse4_1_extractps): Use noavx isa instead of * for the first
5209 alternative, drop %v from the template. Split second alternative into
5210 one noavx and one avx alternative, use *x instead of *v in the
5211 former and v instead of *v in the latter.
5212 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5213 with noavx and the last one with avx.
5214 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5215 split the second one into one noavx and one avx alternative,
5216 use *x and Bm in the former and x and m in the latter one.
5217 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5220 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5221 first two alternatives to noavx, use *x instead of *v in the second
5222 one, add avx alternative without *.
5223 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5224 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5225 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5227 2016-05-24 Jeff Law <law@redhat.com>
5229 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5230 New function, extracted from...
5231 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5232 Allow simple copies and constant initializations in the SSA chain.
5234 2016-05-24 Marek Polacek <polacek@redhat.com>
5237 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5240 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5243 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5244 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5245 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5246 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5247 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5249 2016-05-24 Richard Biener <rguenther@suse.de>
5251 PR tree-optimization/71240
5252 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5255 2016-05-24 Richard Biener <rguenther@suse.de>
5257 PR tree-optimization/71230
5258 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5260 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5262 * tree-vectorizer.h (vectorizable_comparison): Delete.
5263 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5264 PURE_SLP_STMT check.
5265 * tree-vect-stmts.c (vectorizable_call): Likewise.
5266 (vectorizable_simd_clone_call): Likewise.
5267 (vectorizable_conversion): Likewise.
5268 (vectorizable_assignment): Likewise.
5269 (vectorizable_shift): Likewise.
5270 (vectorizable_operation): Likewise.
5271 (vectorizable_load): Likewise.
5272 (vectorizable_condition): Likewise.
5273 (vectorizable_store): Likewise. Assert that we don't have
5275 (vectorizable_comparison): Make static. Remove redundant
5276 PURE_SLP_STMT check.
5277 (vect_transform_stmt): Assert that we always have an slp_node
5280 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5282 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5283 operands[2] against 1 with comparison against CONST1_RTX.
5284 (<shift>di3_neon): Likewise.
5285 * config/arm/predicates.md (const0_operand): Replace with comparison
5288 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5290 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5291 operands[2] against 1 with comparison against CONST1_RTX.
5292 (ashrdi3): Likewise.
5293 (lshrdi3): Likewise.
5294 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5296 (ashrsi3): Likewise.
5297 (lshrsi3): Likewise.
5298 (rotrsi3): Likewise.
5299 (define_split above *compareqi_eq0): Likewise.
5300 (define_split above "prologue"): Likewise.
5301 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5302 * config/arm/predicates.md (shift_operator): Likewise.
5303 (shift_nomul_operator): Likewise.
5304 (sat_shift_operator): Likewise.
5305 (thumb1_cmp_operand): Likewise.
5306 (const_neon_scalar_shift_amount_operand): Replace manual range
5307 check with IN_RANGE.
5308 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5309 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5311 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5313 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5314 with HOST_WIDE_INT_1.
5316 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5317 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5318 (arm_canonicalize_comparison): Likewise.
5319 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5321 (thumb1_size_rtx_costs): Likewise.
5322 (vfp_const_double_index): Replace cast of 1 to unsigned
5323 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5324 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5326 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5327 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5328 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5329 HOST_WIDE_INT with HOST_WIDE_INT_1.
5331 2016-05-24 Marek Polacek <polacek@redhat.com>
5333 * tree-cfg.h (should_remove_lhs_p): New predicate.
5334 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5335 * gimplify.c (gimplify_modify_expr): Likewise.
5336 * tree-cfg.c (verify_gimple_call): Likewise.
5337 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5338 * gimple-fold.c: Include "tree-cfg.h".
5339 (gimple_fold_call): Use should_remove_lhs_p.
5341 2016-05-24 Richard Biener <rguenther@suse.de>
5343 PR tree-optimization/71253
5344 * cfganal.h (control_dependences): Make robust against edge
5346 (control_dependences::control_dependences): Remove edge_list argument.
5347 (control_dependences::get_edge): Remove.
5348 (control_dependences::get_edge_src): Add.
5349 (control_dependences::get_edge_dest): Likewise.
5350 (control_dependences::m_el): Make a vector of edge src/dest index.
5351 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5352 (control_dependences::control_dependences): Likewise.
5353 (control_dependences::~control_dependence): Likewise.
5354 (control_dependences::get_edge): Remove.
5355 (control_dependences::get_edge_src): Add.
5356 (control_dependences::get_edge_dest): Likewise.
5357 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5359 (perform_tree_ssa_dce): Adjust.
5360 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5362 (pass_loop_distribution::execute): Adjust. Do loop destroying
5363 conditional on changed.
5365 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5368 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5369 return. Reindent transformation comment and mention the ARM state
5372 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5375 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5376 after build_and_add_sum creates new use stmt.
5378 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5380 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5381 load_lanes/grouped_load classification comes first. Don't check
5382 whether the vectorization factor is a multiple of the group size
5385 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5387 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5388 GROUP_GAP for single-element interleaving.
5389 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5392 2016-05-24 Richard Biener <rguenther@suse.de>
5396 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5397 bases which are accessed with non-invariant indices.
5398 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5399 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5401 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5404 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5405 (add_to_ops_vec): Add stmt_to_insert.
5406 (add_repeat_to_ops_vec): Init stmt_to_insert.
5407 (insert_stmt_before_use): New.
5408 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5410 (get_ops): Init stmt_to_insert.
5411 (maybe_optimize_range_tests): Likewise.
5412 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5413 (rewrite_expr_tree_parallel): Likewise.
5414 (reassociate_bb): Likewise.
5416 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5419 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5420 ISA 3.0 xxperm fusion alternative.
5421 (altivec_vperm_v8hiv16qi): Likewise.
5422 (altivec_vperm_<mode>_uns_internal): Likewise.
5423 (vperm_v8hiv4si): Likewise.
5424 (vperm_v16qiv8hi): Likewise.
5426 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5427 Kelvin Nilsen <kelvin@gcc.gnu.org>
5429 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5430 vpermr/xxpermr on ISA 3.0.
5431 (altivec_expand_vec_perm_le): Likewise.
5432 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5433 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5436 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5438 * config/i386/i386.h (IS_STACK_MODE): Enable for
5439 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5440 SSE_FLOAT_MODE_P macros.
5441 * config/i386/i386.c (ix86_preferred_reload_class): Use
5442 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5443 Cleanup regclass processing for CONST_DOUBLE_P.
5444 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5445 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5446 with IS_STACK_MODE macro.
5447 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5449 (*movdf_internal): Use IS_STACK_MODE macro.
5450 (*movsf_internal): Ditto.
5452 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5454 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5455 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5457 2016-05-23 Jeff Law <law@redhat.com>
5459 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5461 (fsm_find_control_statement_thread_paths): Call it.
5463 2016-05-23 Martin Jambor <mjambor@suse.cz>
5466 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5467 from_global_constant if t is not NULL.
5469 2016-05-23 Marek Polacek <polacek@redhat.com>
5472 * common.opt (Wswitch-unreachable): New option.
5473 * doc/invoke.texi: Document -Wswitch-unreachable.
5474 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5477 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5479 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5480 TMR_INDEX is non-NULL.
5482 2016-05-23 Richard Biener <rguenther@suse.de>
5484 PR tree-optimization/71230
5485 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5486 (try_special_add_to_ops): ... here. Always test for single-use.
5488 2016-05-23 Martin Jambor <mjambor@suse.cz>
5490 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5491 default block if a PHI node in the original one would be resized.
5493 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5495 PR tree-optimization/58135
5496 * tree-vect-slp.c: When group size is not multiple
5497 of vector size, allow splitting of store group at
5500 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5502 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5504 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5506 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5507 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5508 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5511 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5512 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5513 v constraint instead of x and vinserti32x4 insn.
5515 * config/i386/sse.md (i128vldq): New mode iterator.
5516 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5517 avx512dq and avx512vl alternatives.
5519 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5520 constraint, use maybe_evex prefix instead of vex.
5521 (vec_dupv4sf): Use v constraint instead of x for output
5522 operand except for noavx alternative, use Yv constraint
5523 instead of x for input. Use maybe_evex prefix instead of vex.
5524 (*vec_dupv4si): Likewise.
5525 (*vec_dupv2di): Likewise.
5527 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5530 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5531 (linearize_expr_tree): Call try_special_add_to_ops.
5532 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5534 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5536 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5537 to computed stack_usage.
5539 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5542 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5543 operand is subreg (symbol_ref) then move the symbol ref to register.
5545 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5547 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5549 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5552 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5555 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5557 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5558 ranges by calling get_single_symbol and tidy up. Look more closely
5559 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5561 2016-05-20 Jeff Law <law@redhat.com>
5563 * bitmap.c (bitmap_find_bit): Remove useless test.
5565 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5567 * function.c (thread_prologue_and_epilogue_insns): Commit the
5568 insertion of the epilogue.
5570 2016-05-20 Martin Jambor <mjambor@suse.cz>
5572 PR tree-optimization/70884
5573 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5574 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5575 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5576 of constant pool data as a reason for scalarization.
5578 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5580 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5581 for naked functions.
5582 (thumb1_expand_prologue): Likewise.
5584 2016-05-20 Nathan Sidwell <nathan@acm.org>
5586 * config/nvptx/nptx.c (nvptx_option_override): Only set
5587 flag_toplevel_reorder, if not explicitly specified. Set
5588 flag_no_common, unless explicitly specified.
5590 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5592 * calls.c (can_implement_as_sibling_call_p): Mark param
5593 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5595 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5598 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5599 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5601 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5602 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5605 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5607 * config/nvptx/nvptx.md (sincossf3): New pattern.
5609 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5611 * calls.c (maybe_complain_about_tail_call): New function.
5612 (initialize_argument_information): Call
5613 maybe_complain_about_tail_call when clearing *may_tailcall.
5614 (can_implement_as_sibling_call_p): Call
5615 maybe_complain_about_tail_call when returning false.
5616 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5617 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5618 if tail-call optimization fails.
5619 * cfgexpand.c (expand_call_stmt): Initialize
5620 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5621 * gimple-pretty-print.c (dump_gimple_call): Dump
5622 gimple_call_must_tail_p.
5623 * gimple.c (gimple_build_call_from_tree): Call
5624 gimple_call_set_must_tail with the value of
5625 CALL_EXPR_MUST_TAIL_CALL.
5626 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5627 (gimple_call_set_must_tail): New function.
5628 (gimple_call_must_tail_p): New function.
5629 * print-tree.c (print_node): Update printing of TREE_STATIC
5630 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5631 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5632 trailing comment listing applicable flags.
5633 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5635 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5637 * calls.c (expand_call): Move "Rest of purposes for tail call
5638 optimizations to fail" to...
5639 (can_implement_as_sibling_call_p): ...this new function, and
5640 split into multiple "if" statements.
5642 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5644 * cfgloop.h (expected_loop_iterations_unbounded,
5645 expected_loop_iterations): Unconstify.
5646 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5647 profile with known upper bound; return 3 when profile is absent.
5648 (expected_loop_iterations): Update.
5650 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5652 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5653 and get_max_loop_iterations_int.
5655 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5657 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5658 realistic upper bounds here.
5660 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5663 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5664 calls if the LHS is variable length or has addressable type.
5665 If targets[0]->decl is a noreturn call with void return type and
5666 zero arguments, adjust fntype and remove lhs in that case.
5668 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5670 PR tree-optimization/71079
5671 PR tree-optimization/71206
5672 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5674 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5676 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5677 (get_vec_alignment_for_array_decl): Likewise.
5678 (get_vec_alignment_for_record_decl): Likewise.
5679 (increase_alignment::execute): Move code to find alignment to
5680 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5681 (type_align_map): New hash_map.
5683 2016-05-20 Richard Guenther <rguenther@suse.de>
5685 PR tree-optimization/29756
5686 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5687 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5688 * fold-const.c (operand_equal_p): Likewise.
5689 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5690 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5691 * tree-inline.c (estimate_operator_cost): Likewise.
5692 * tree-pretty-print.c (dump_generic_node): Likewise.
5693 * tree-ssa-operands.c (get_expr_operands): Likewise.
5694 * cfgexpand.c (expand_debug_expr): Likewise.
5695 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5696 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5697 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5698 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5699 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5700 (execute_update_addresses_taken): Do it.
5702 2016-05-20 Richard Biener <rguenther@suse.de>
5704 PR tree-optimization/71185
5705 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5706 register operations.
5708 2016-05-20 Richard Biener <rguenther@suse.de>
5710 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5711 gimple_seq_add_seq_without_update.
5712 (release_bb_predicate): Assert we have no operands to free.
5713 (if_convertible_loop_p_1): Calculate post dominators later.
5714 Do not free BB predicates here.
5715 (combine_blocks): Do not recompute BB predicates.
5716 (version_loop_for_if_conversion): Save BB predicates around
5719 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5721 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5722 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5723 code. Ignore sibcalls on EDGE_IGNORE edges.
5724 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5725 on edges for sibcalls that run without prologue. The rest of the
5726 function is combined from...
5727 (fix_fake_fallthrough_edge): ... this, and ...
5728 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5729 function argument, make it a local variable.
5731 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5733 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5734 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5735 for 32-bit mode and SEH for 64-bit.
5736 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5737 TARGET_64BIT_DEFAULT.
5739 2016-05-19 Ryan Burn <contact@rnburn.com>
5741 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5742 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5744 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5746 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5747 force pending loads from memory.
5749 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5751 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5752 (UNSPEC_DARN_32): New unspec constant.
5753 (UNSPEC_DARN_RAW): New unspec constant.
5754 (darn_32): New instruction.
5755 (darn_raw): New instruction.
5756 (darn): New instruction.
5757 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5758 support and documentation for this macro.
5759 (BU_P9_MISC_1): New macro definition.
5760 (BU_P9_64BIT_MISC_0): New macro definition.
5761 (BU_P9_MISC_0): New macro definition.
5762 (darn_32): New builtin definition.
5763 (darn_raw): New builtin definition.
5764 (darn): New builtin definition.
5765 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5766 RS6000_BUILTIN_0 directives to surround each occurrence of
5767 #include "rs6000-builtin.def".
5768 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5769 RS6000_BTM_64BIT flags to the returned mask, depending on
5771 (def_builtin): Correct an error in the assignments made to the
5772 debugging variable attr_string.
5773 (rs6000_expand_builtin): Add support for no-operand built-in
5775 (builtin_function_type): Remove fatal_error assertion that is no
5777 (rs6000_common_init_builtins): Add support for no-operand built-in
5779 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5781 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5783 (RS6000_BTM_64BIT): New macro definition.
5784 * doc/extend.texi: Document __builtin_darn (void),
5785 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5788 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5790 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5791 max_loop_iterations_int.
5793 2016-05-19 Marek Polacek <polacek@redhat.com>
5795 PR tree-optimization/71031
5796 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5797 condition and adjust the code a bit.
5799 2016-05-19 Martin Liska <mliska@suse.cz>
5801 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5802 auto_vec instead of vec.
5804 2016-05-19 Martin Liska <mliska@suse.cz>
5806 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5808 2016-05-19 Martin Liska <mliska@suse.cz>
5810 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5812 2016-05-19 Martin Liska <mliska@suse.cz>
5814 * ipa-pure-const.c (set_function_state): Remove an existing
5816 (remove_node_data): Do not free it as it's released
5817 in set_function_state.
5819 2016-05-19 Martin Liska <mliska@suse.cz>
5821 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5824 2016-05-19 Martin Liska <mliska@suse.cz>
5826 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5828 2016-05-19 Martin Liska <mliska@suse.cz>
5830 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5831 an auto_vec instead of re-creating it.
5833 2016-05-19 Martin Liska <mliska@suse.cz>
5835 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5836 auto_vec instead of vec.
5838 2016-05-19 Martin Liska <mliska@suse.cz>
5840 * lto-section-in.c (lto_get_section_data): Call
5841 lto_check_version with additional argument.
5842 * lto-streamer.c (lto_check_version): Add new argument.
5843 * lto-streamer.h (lto_check_version): Likewise.
5845 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5847 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5848 Don't add cost of inner memory when handling sign-extended loads.
5850 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5852 PR rtl-optimization/71148
5853 * cse.c (cse_main): Free dominance info.
5854 (rest_of_handle_cse): Don't free dominance info.
5855 (rest_of_handle_cse2): Likewise.
5856 (rest_of_handle_cse_after_global_opts): Likewise.
5858 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5861 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5862 NULL_TREE early if NEON is not available. Remove now redundant check
5863 in ARM_CHECK_BUILTIN_MODE.
5865 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5868 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5869 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5870 * doc/cpp.texi: Document new macros.
5872 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5874 PR tree-optimization/69848
5875 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5876 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5878 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5880 * function.c (thread_prologue_and_epilogue_insn): Move the
5881 "goto epilogue_done" one block later.
5883 2016-05-19 Richard Biener <rguenther@suse.de>
5885 PR tree-optimization/70729
5886 * passes.def: Move LIM pass before PRE. Remove no longer
5887 required copyprop and move first DCE out of the loop pipeline.
5889 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5892 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5893 (OBJS-libcommon-target): ...here.
5894 * opts-common.c: Include spellcheck.h.
5895 (cmdline_handle_error): Build a vec of valid options and use it
5896 to suggest provide hints for misspelled arguments.
5898 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5901 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5902 lhs if it has TREE_ADDRESSABLE type.
5904 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5907 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5908 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5910 2016-05-18 Martin Jambor <mjambor@suse.cz>
5913 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5914 input for NOP_EXPR pass-through functions.
5915 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5916 aggregate global constant VAR_DECLs in constant jump functions.
5918 2016-05-18 Martin Jambor <mjambor@suse.cz>
5921 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5922 from TREE_READONLY parameters.
5924 2016-05-18 Martin Jambor <mjambor@suse.cz>
5927 * cgraph.h (cgraph_indirect_call_info): New field
5928 guaranteed_unmodified.
5929 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5930 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5932 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5933 pass the parameter value to ipa_find_agg_cst_for_param.
5934 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5935 guaranteed_unmodified, store AA results there instead of bailing out
5937 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5938 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5939 (find_constructor_constant_at_offset): New function.
5940 (ipa_find_agg_cst_from_init): Likewise.
5941 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5942 static initializers of contants, report back through a new paameter
5943 from_global_constant if that was the case.
5944 (try_make_edge_direct_simple_call): Also pass parameter value to
5945 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5947 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5948 (ipa_read_indirect_edge_info): Likewise.
5949 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5950 (ipa_load_from_parm_agg): Likewise.
5952 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5954 PR rtl-optimization/71150
5955 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5958 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5961 * config/rs6000/constraints.md (wE constraint): New constraint
5962 for a vector constant that can be loaded with XXSPLTIB.
5963 (wM constraint): New constraint for a vector constant of a 1's.
5964 (wS constraint): New constraint for a vector constant that can be
5965 loaded with XXSPLTIB and a vector sign extend instruction.
5966 * config/rs6000/predicates.md (xxspltib_constant_split): New
5967 predicates for wE/wS constraints.
5968 (xxspltib_constant_nosplit): Likewise.
5969 (easy_vector_constant): Add support for constants that can be
5970 loaded via XXSPLTIB.
5971 (all_ones_constant): New predicate for vector constant with all
5973 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5974 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5975 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5976 instruction and possibly with a sign extension.
5977 (output_vec_const_move): Add support for XXSPLTIB. If we are
5978 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5979 instead of XXLXOR/XXLORC.
5980 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5982 (rs6000_legitimize_reload_address): Likewise.
5983 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5985 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5986 combine VSX_M and VSX_M2 into one iterator.
5988 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5989 (VSINT_842): Likewise.
5990 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5991 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5992 XXSPLTIB instruction.
5993 (xxspltib_<mode>_nosplit): Likewise.
5994 (xxspltib_<mode>_split): New insn to load up constants with
5995 XXSPLTIB and a sign extend instruction.
5996 (vsx_mov<mode>): Replace single move that handled all vector types
5997 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5998 moves (when -mvsx-timode is in effect) into the main vector
5999 moves. Eliminate separate moves for <VSr> <VSa>, where the
6000 preferred register class (<VSr>) is listed first, and the
6001 secondary register class (<VSa>) is listed second with a '?' to
6002 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6003 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6004 that if the register was involved in a slow operation, the
6005 clear/set operation does not wait for the slow operation to
6006 finish. Adjust the length attributes for 32-bit mode. Use
6007 rs6000_output_move_128bit and drop the use of the string
6008 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6009 spacing so that the alternatives and attributes don't generate
6010 long lines, and put things in columns, so that it is easier to
6011 match up the operands and attributes with the insn alternatives.
6012 (vsx_mov<mode>_64bit): Likewise.
6013 (vsx_mov<mode>_32bit): Likewise.
6014 (vsx_movti_64bit): Fold movti into normal vector moves.
6015 (vsx_movti_32bit): Likewise.
6016 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6018 (vsx_splat_v4si_internal): Likewise.
6019 (vsx_splat_v4sf_internal): Likewise.
6020 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6021 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6022 extend vector elements.
6023 (vsx_sign_extend_hi_<mode>): Likewise.
6024 (vsx_sign_extend_si_v2di): Likewise.
6025 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6027 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6028 constraints. Add trailing period to wL documentation.
6030 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6033 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6034 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6035 * tree-call-cdce.c: Include tree-dfa.h.
6036 (can_guard_call_p): New function, extracted from...
6037 (can_use_internal_fn): ...here.
6038 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6040 (shrink_wrap_one_built_in_call): Likewise.
6041 (use_internal_fn): Likewise.
6042 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6043 and return void. Call replace_abnormal_ssa_names.
6044 (pass_call_cdce::execute): Check can_guard_call_p during the
6045 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6046 will always change something.
6048 2016-05-18 Martin Jambor <mjambor@suse.cz>
6051 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6052 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6054 2016-05-18 Martin Jambor <mjambor@suse.cz>
6057 * ipa-inline.h (condition): New field size.
6058 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6059 for comaprison and store it into the new condition.
6060 (evaluate_conditions_for_known_args): Use condition size to check
6061 access sizes for all but CHANGED conditions.
6062 (unmodified_parm_1): New parameter size_p, store access size into it.
6063 (unmodified_parm): Likewise.
6064 (unmodified_parm_or_parm_agg_item): Likewise.
6065 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6066 (set_cond_stmt_execution_predicate): Extract access sizes and store
6068 (set_switch_stmt_execution_predicate): Likewise.
6069 (will_be_nonconstant_expr_predicate): Likewise.
6070 (will_be_nonconstant_predicate): Likewise.
6071 (inline_read_section): Stream condition size.
6072 (inline_write_summary): Likewise.
6074 2016-05-18 Richard Biener <rguenther@suse.de>
6076 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6077 condition cost to PHI cost instead of total_cost.
6079 2016-05-18 Martin Liska <mliska@suse.cz>
6082 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6085 2016-05-18 Richard Biener <rguenther@suse.de>
6087 * lto-streamer.h (LTO_major_version): Bump to 6.
6089 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6091 * function.c (make_split_prologue_seq, make_prologue_seq,
6092 make_epilogue_seq): New functions, factored out from...
6093 (thread_prologue_and_epilogue_insns): Here.
6095 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6097 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6098 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6099 of before. Add a comment.
6101 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6103 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6104 expression pointer, not pointer to the pointer.
6106 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6108 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6109 (avx2_pbroadcast<mode>): Add another alternative with v instead
6110 of x constraints in it, using <pbroadcast_evex_isa> isa.
6111 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6113 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6114 constraint x instead of v in second alternative, add avx512bw
6117 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6118 constraint x instead of v in second alternative, add avx512bw
6121 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6122 constraint x instead of v in second alternative, add avx512bw
6125 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6126 avx512bw alternative.
6128 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6130 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6132 (define_insn "*andnottf3"): Ditto.
6133 (define_insn "*<code><mode>3"/any_logic): Ditto.
6134 (define_insn "*<code>tf3"/any_logic): Ditto.
6135 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6136 operand to block AVX-512VL insn variant emit when it is not enabled.
6138 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6140 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6141 constraint fot SF mode.
6143 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6144 Kirill Yukhin <kirill.yukhin@intel.com>
6146 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6148 (define_insn "rsqrt14<mode>"): Ditto.
6149 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6150 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6151 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6152 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6153 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6155 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6156 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6157 * config/i386/i386.c (ix86_print_operand): Expand check for size
6158 override codes for Intel syntax.
6160 2016-05-18 Richard Biener <rguenther@suse.de>
6162 PR tree-optimization/71168
6163 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6164 initialization earlier.
6166 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6168 * config/aarch64/aarch64-simd.md
6169 (aarch64_reduc_plus_internal<mode>): Rename to...
6170 (reduc_plus_scal): ...This, and remove previous implementation.
6172 2016-05-18 Richard Biener <rguenther@suse.de>
6174 * passes.def: Put late dse and cd_dce in canonical order.
6176 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6178 * ipa-inline-transform.c (preserve_function_body_p): Look for
6179 first non-thunk clone.
6180 (save_function_body): Save into first non-thunk.
6181 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6183 (lto_output_node): Inline thunks don't need body in every
6185 * lto-streamer-in.c: Do not fixup thunk clones.
6186 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6188 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6191 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6194 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6195 (reassociate_bb): Call transform_add_to_multiply.
6197 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6199 * config/aarch64/aarch64.c (all_extensions): Removed unused
6202 2016-05-17 Nathan Sidwell <nathan@acm.org>
6204 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
6205 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
6207 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6209 PR tree-optimization/54579
6211 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6213 2016-05-17 Marek Polacek <polacek@redhat.com>
6216 * tree-inline.c (expand_call_inline): Call
6217 maybe_remove_unused_call_args.
6219 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6221 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6222 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6223 * doc/md.texi (fmin@var{m}3): Likewise.
6225 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6227 * match.pd (X & C): New transformation.
6229 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6231 * match.pd (~X & Y): New transformation.
6233 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6235 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6236 information for new SSA_NAME.
6237 (simplify_conversion_using_ranges): Get range through get_range_info
6238 instead of get_value_range.
6240 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6242 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6243 Remove inline assembly.
6244 (vmvn_s16): Likewise.
6245 (vmvn_s32): Likewise.
6246 (vmvn_u8): Likewise.
6247 (vmvn_u16): Likewise.
6248 (vmvn_u32): Likewise.
6249 (vmvnq_s8): Likewise.
6250 (vmvnq_s16): Likewise.
6251 (vmvnq_s32): Likewise.
6252 (vmvnq_u8): Likewise.
6253 (vmvnq_u16): Likewise.
6254 (vmvnq_u32): Likewise.
6255 (vmvn_p8): Likewise.
6256 (vmvnq_p16): Likewise.
6258 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6260 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6262 (vmul_n_s16): Likewise.
6263 (vmul_n_s32): Likewise.
6264 (vmul_n_u16): Likewise.
6265 (vmul_n_u32): Likewise.
6266 (vmulq_n_f32): Likewise.
6267 (vmulq_n_f64): Likewise.
6268 (vmulq_n_s16): Likewise.
6269 (vmulq_n_s32): Likewise.
6270 (vmulq_n_u16): Likewise.
6271 (vmulq_n_u32): Likewise.
6273 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6275 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6276 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6278 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6280 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6281 to *aarch64_fma4_elt_from_dup<mode>.
6282 (*aarch64_fnma4_elt_to_128df): Rename to
6283 *aarch64_fnma4_elt_from_dup<mode>.
6284 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6285 (vfms_n_f32): Likewise.
6286 (vfms_n_f64): Likewise.
6287 (vfmsq_n_f32): Likewise.
6288 (vfmsq_n_f64): Likewise.
6290 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6292 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6294 2016-05-17 Richard Biener <rguenther@suse.de>
6296 PR tree-optimization/71132
6297 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6298 Only add control dependences for blocks in the loop.
6299 (build_rdg): Adjust.
6300 (generate_code_for_partition): Return whether loop should
6301 be destroyed and delay that.
6302 (distribute_loop): Likewise.
6303 (pass_loop_distribution::execute): Record loops to be destroyed
6304 and perform delayed destroying of loops.
6306 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6309 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6311 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6313 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6315 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6318 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6319 insertion point for instructions generated by validize_mem.
6321 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6323 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6326 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6328 * config/aarch64/aarch64.c
6329 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6330 rather than a macro.
6332 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6334 * doc/invoke.texi (AArch64 Options): Various updates.
6336 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6338 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6339 into instrumentation thunks.
6340 * cif-code.def (CIF_CHKP): New.
6342 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6346 2016-05-16 Martin Jambor <mjambor@suse.cz>
6348 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6349 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6351 2016-05-16 Marek Polacek <polacek@redhat.com>
6353 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6356 2016-05-16 Martin Jambor <mjambor@suse.cz>
6359 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6360 the outlined kernel function.
6362 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6364 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6365 (ISA_HAS_DLSA): Ditto.
6367 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6369 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6371 2016-05-16 Nathan Sidwell <nathan@acm.org>
6373 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6374 (nvptx_name_replacement): Restore. Add comment.
6375 (write_fn_proto, write_fn_proto_from_insn,
6376 nvptx_output_call_insn): Restore
6377 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6379 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6381 * config/aarch64/aarch64.md
6382 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6383 (add<mode>3_compareC_imm): Likewise.
6384 (<optab>si3_uxtw): Split into register and immediate variants.
6385 (andsi3_compare0_uxtw): Likewise.
6386 (and<mode>3_compare0): Likewise.
6387 (and<mode>3nr_compare0): Likewise.
6388 (stack_protect_test_<mode>): Don't use %x for memory operands.
6390 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6392 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6394 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6396 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6397 Split integer shifts into shift_reg and bfm.
6398 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6399 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6400 (ror<mode>3_insn): Likewise.
6401 (<optab>si3_insn_uxtw): Likewise.
6402 (<optab><mode>3_insn): Change to rotate_imm.
6403 (extr<mode>5_insn_alt): Likewise.
6404 (extrsi5_insn_uxtw): Likewise.
6405 (extrsi5_insn_uxtw_alt): Likewise.
6407 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6409 * doc/tm.texi: Regenerate.
6410 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6411 (TARGET_INVALID_RETURN_TYPE): Remove.
6412 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6413 TARGET_INVALID_RETURN_TYPE.
6414 * target.def (invalid_parameter_type): Remove.
6415 (invalid_return_type): Remove.
6417 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6419 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6420 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6422 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6424 (preserve_function_body_p): No need to preserve function body
6425 * cif-codes.def (CIF_THUNK): Remove.
6426 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6428 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6430 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6432 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6434 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6437 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6439 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6440 (inline_small_functions): Do not look for function symbol when
6443 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6445 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6448 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6449 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6450 Jiong Wang <jiong.wang@arm.com>
6452 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6453 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6454 Define __ARM_FP16_ARGS when appropriate.
6455 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6457 (arm_invalid_return_type): Likewise.
6458 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6459 (TARGET_INVALID_RETURN_TYPE): Remove.
6460 (aapcs_vfp_sub_candidate): Allow HFmode.
6461 (aapcs_vfp_allocate): Add comment. Support HFmode.
6462 (aapcs_vfp_allocate_return_reg): Likewise.
6463 (struct aapcs_cp_arg_layout): Slightly reword comments for
6464 is_return_candidate and allocate_return_reg.
6465 (output_mov_vfp): Update assert.
6466 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6468 (arm_invalid_parameter_type): Remove.
6469 (amr_invalid_return_type): Remove.
6470 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6471 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6472 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6474 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6476 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6477 * config/aarch64/arch64-protos.h
6478 (aarch64_legitimize_reload_address): Remove.
6479 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6482 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6484 * configure.ac: Add ACX_NONCANONICAL_HOST.
6485 * configure: Regenerate.
6486 * Makefile.in: Set host_noncanonical.
6488 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6491 * config/i386/i386.md (*movtf_internal): Before register allocation,
6492 do not allow FP constants for CM_MEDIUM memory model, allow only
6493 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6494 (*movxf_internal): Ditto.
6495 (*movdf_internal): Ditto.
6496 (*movsf_internal): Ditto.
6498 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6500 PR rtl-optimization/67483
6501 * combine.c (make_compound_operation): Don't call extract_left_shift
6502 with negative shift amounts.
6504 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6507 * fold-const.c (fold_checksum_tree): Allow modification
6508 of TYPE_ALIAS_SET during folding.
6510 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6511 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6512 (ix86_split_to_parts): Likewise. Fix up formatting.
6514 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6516 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6517 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6520 2016-05-13 Nathan Sidwell <nathan@acm.org>
6522 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6523 (nvptx_name_replacement): Delete.
6524 (write_fn_proto, write_fn_proto_from_insn,
6525 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6526 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6527 * langhooks.c (add_builtin_funcction_common): Call
6528 targetm.mangle_decl_assembler_name.
6530 * config/nvptx/nvptx.c (write_fn_proto): Handle
6531 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6533 2016-05-13 Martin Liska <mliska@suse.cz>
6535 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6536 and PRIu64 in printf format.
6538 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6540 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6543 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6545 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6546 Change --param max-completely-peeled-times to
6547 --param max-completely-peel-times in dump file printing.
6549 2016-05-13 Richard Biener <rguenther@suse.de>
6551 PR tree-optimization/42587
6552 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6553 (find_bswap_or_nop_1): Likewise.
6554 (bswap_replace): Likewise.
6556 2016-05-13 Martin Liska <mliska@suse.cz>
6558 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6559 Initialize a variable with default value.
6561 2016-05-13 Martin Liska <mliska@suse.cz>
6563 * doc/invoke.texi: Enhance explanation of error recovery
6566 2016-05-13 Martin Liska <mliska@suse.cz>
6568 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6569 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6570 (iv_inv_expr_ent *).
6571 (struct iv_inv_expr_ent): Comment struct fields.
6572 (sort_iv_inv_expr_ent): New function.
6573 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6574 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6575 a hash_map between iv_inv_expr_ent and number of usages.
6576 (niter_for_exit): Fix coding style.
6577 (tree_ssa_iv_optimize_init): Use renamed variable.
6578 (determine_base_object): Fix coding style.
6579 (alloc_iv): Likewise.
6580 (find_interesting_uses_outside): Likewise.
6581 (add_candidate_1): Likewise.
6582 (add_standard_iv_candidates): Likewise.
6583 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6584 (prepare_decl_rtl): Fix coding style.
6585 (get_address_cost): Likewise.
6586 (get_shiftadd_cost): Likewise.
6587 (force_expr_to_var_cost): Likewise.
6588 (compare_aff_trees): Likewise.
6589 (get_expr_id): Restructure the function.
6590 (get_loop_invariant_expr_id): Renamed to
6591 get_loop_invariant_expr.
6592 (get_computation_cost_at): Replace usage of inv_expr_id with
6594 (get_computation_cost): Likewise.
6595 (determine_group_iv_cost_generic): Likewise.
6596 (determine_group_iv_cost_address): Likewise.
6597 (iv_period): Fix coding style.
6598 (iv_elimination_compare_lt): Likewise.
6599 (may_eliminate_iv): Likewise.
6600 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6602 (determine_group_iv_costs): Dump invariant expressions.
6603 (iv_ca_recount_cost): Use the newly added hash_map.
6604 (iv_ca_set_remove_invariants): Fix coding style.
6605 (iv_ca_set_add_invariants): Fix coding style.
6606 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6608 (iv_ca_set_cp): Likewise.
6609 (iv_ca_new): Initialize the newly added hash_map and remove
6610 initialization of fields.
6611 (iv_ca_free): Delete the hash_map.
6612 (iv_ca_dump): Dump invariant expressions.
6613 (iv_ca_extend): Fix coding style.
6614 (try_add_cand_for): Likewise.
6615 (create_new_ivs): Dump information about # of avg iterations and
6616 # of used invariant expressions.
6617 (rewrite_use_compare): Fix coding style.
6618 (free_loop_data): Set default value for max_inv_expr_id.
6620 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6622 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6623 returned value cse_cfg_altered computation.
6624 (rest_of_handle_cse2): Likewise.
6625 (rest_of_handle_cse_after_global_opts): Likewise.
6627 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6630 * config/arm/arm.c (arm32_output_mi_thunk): New.
6631 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6632 to split Thumb1 vs TARGET_32BIT functionality.
6633 (arm_thumb1_mi_thunk): New.
6635 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6637 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6640 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6643 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6645 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6647 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6648 (expand_builtin_trap): Emit a regular call.
6649 (set_builtin_user_assembler_name): Remove obsolete cases.
6650 * dse.c (scan_insn): Adjust.
6651 * except.c: Include calls.h.
6652 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6653 emit a regular call to setjmp.
6654 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6655 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6656 (emit_block_move_via_libcall): Delete.
6657 (block_move_fn): Delete.
6658 (init_block_move_fn): Likewise.
6659 (emit_block_move_libcall_fn): Likewise.
6660 (emit_block_op_via_libcall): New function.
6661 (set_storage_via_libcall): Tidy up and use memset builtin.
6662 (block_clear_fn): Delete.
6663 (init_block_clear_fn): Likewise.
6664 (clear_storage_libcall_fn): Likewise.
6665 (expand_assignment): Call emit_block_move_via_libcall.
6666 Do not include gt-expr.h.
6667 * expr.h (emit_block_op_via_libcall): Declare.
6668 (emit_block_copy_via_libcall): New inline function.
6669 (emit_block_move_via_libcall): Likewise.
6670 (emit_block_comp_via_libcall): Likewise.
6671 (block_clear_fn): Delete.
6672 (init_block_move_fn): Likewise.
6673 (init_block_clear_fn): Likewise.
6674 (emit_block_move_via_libcall): Likewise.
6675 (set_storage_via_libcall): Add default parameter value.
6676 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6677 (abort_libfunc): Delete.
6678 (memcpy_libfunc): Likewise.
6679 (memmove_libfunc): Likewise.
6680 (memcmp_libfunc): Likewise.
6681 (memset_libfunc): Likewise.
6682 (setbits_libfunc): Likewise.
6683 (setjmp_libfunc): Likewise.
6684 (longjmp_libfunc): Likewise.
6685 (profile_function_entry_libfunc): Likewise.
6686 (profile_function_exit_libfunc): Likewise.
6687 (gcov_flush_libfunc): Likewise.
6688 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6689 and DECL_VISIBILITY on the declaration.
6690 (init_optabs): Do not initialize obsolete libfuncs.
6691 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6692 * tree-core.h (ECF_RET1): Define.
6693 (ECF_TM_PURE): Adjust.
6694 (ECF_TM_BUILTIN): Likewise.
6695 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6696 (build_common_builtin_nodes): Initialize abort builtin.
6697 Add ECF_RET1 on memcpy, memmove and memset builtins.
6698 Pass final flags for alloca and alloca_with_align builtins.
6699 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6701 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6702 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6703 set_storage_via_libcall and call emit_block_copy_via_libcall.
6705 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6707 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6708 DImode before it is passed to ix86_output_call_operand.
6709 (*call_value_got_x32): Ditto for operand 1.
6711 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6713 PR rtl-optimization/70904
6714 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6715 reload for wide mode.
6717 2016-05-12 Marek Polacek <polacek@redhat.com>
6720 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6721 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6722 * langhooks.h (incomplete_type_error): Likewise.
6723 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6724 parameter, pass it down to incomplete_type_error.
6725 * tree.h (size_in_bytes): New inline overload.
6726 (size_in_bytes_loc): Renamed from size_in_bytes.
6728 2016-05-12 Richard Biener <rguenther@suse.de>
6730 PR tree-optimization/71059
6731 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6732 nary before looking up or entering the expression into the VN
6734 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6735 Make sure to re-use NARYs without result as inserted by
6738 2016-05-12 Richard Biener <rguenther@suse.de>
6740 PR tree-optimization/71062
6741 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6743 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6744 vars_contains_restrict if the var is a restrict tag.
6745 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6746 do not disambiguate pointers against it.
6747 (dump_points_to_solution): Re-structure and adjust for new
6748 vars_contains_restrict flag.
6749 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6751 2016-05-12 Martin Liska <mliska@suse.cz>
6753 * doc/invoke.texi: Explain connection between
6754 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6756 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6758 PR tree-optimization/71006
6759 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6760 consider COND_EXPR as a mask producer.
6762 2016-05-12 Marek Polacek <polacek@redhat.com>
6765 * opts.c (common_handle_option): Detect missing argument for --help^.
6767 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6770 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6771 when popping the PC and within an interrupt handler routine.
6772 Add missing tab to output of "ldmfd".
6773 (output_return_instruction): Output LDMFD with SP update rather
6774 than POP when returning from interrupt handler.
6776 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6778 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6779 TARGET_64BIT && TARGET_AVX512DQ.
6780 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6781 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6782 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6783 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6784 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6785 (*vec_extractv4si_zext): Add avx512dq alternative.
6786 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6787 use v instead of x constraint in other alternatives where possible.
6789 * config/i386/sse.md (sse2_loadld): Use v instead of x
6790 constraint in alternatives 0,1,4.
6792 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6793 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6794 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6797 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6798 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6799 is not emitted unless TARGET_AVX512BW.
6800 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6801 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6802 for the result operand.
6804 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6805 constraint instead of x in avx alternatives. Use maybe_evex instead
6808 * config/i386/constraints.md (Yv): New constraint.
6809 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6810 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6811 * config/i386/i386.md (avx512fvecmode): New mode attr.
6812 (*pushtf): Use v constraint instead of x.
6813 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6814 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6815 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6816 (*absnegtf2_sse): Likewise.
6817 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6818 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6819 avx512f alternatives.
6820 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6822 2016-05-12 Richard Biener <rguenther@suse.de>
6824 PR tree-optimization/71060
6825 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6826 require exact match of DR_BASE_OBJECT but only matching address and
6829 2016-05-12 Richard Biener <rguenther@suse.de>
6831 PR tree-optimization/70986
6832 * cfganal.c: Include cfgloop.h.
6833 (dfs_find_deadend): Prefer to take edges exiting loops.
6835 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6837 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6838 compile and run time.
6840 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6843 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6845 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6847 * config/i386/i386.c (legitimize_pic_address): Use
6848 copy_to_suggested_reg instead of gen_movsi.
6850 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6852 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6853 the code into quad_address_p and call it to share code with
6854 vsx_quad_dform_memory_operand.
6855 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6857 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6858 bit instead of being a separate word. Split -mpower9-dform into
6859 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6860 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6861 for the register class supporting 128-bit quad word memory offsets.
6862 (mode_supports_vsx_dform_quad): Helper function to return if the
6863 register class uses quad word memory offsets.
6864 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6865 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6866 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6867 instructions are enabled, set up the appropriate addr_masks for
6869 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6870 -mpower9-dform-scalar, instead of -mpower9-dform.
6871 (rs6000_option_override_internal): Split -mpower9-dform into two
6872 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6873 -mpower9-dform switch sets or clears both. If we are not using
6874 the LRA register allocator, do not enable -mpower9-dform-vector by
6875 default. If we are using LRA, enable -mpower9-dform-vector and
6876 -mvsx-timode if it is appropriate. Issue a warning if either
6877 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6879 (quad_address_offset_p): New helper function to return if the
6880 offset is legal for quad word memory instructions.
6881 (quad_address_p): New function to determin if GPR or vector
6882 register quad word memory addresses are legal.
6883 (mem_operand_gpr): Validate quad word address offsets.
6884 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6885 d-form (register + offset) instructions.
6886 (offsettable_ok_by_alignment): Likewise.
6887 (rs6000_legitimate_offset_address_p): Likewise.
6888 (legitimate_lo_sum_address_p): Likewise.
6889 (rs6000_legitimize_address): Likewise.
6890 (rs6000_legitimize_reload_address): Add more debug statements for
6892 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6893 d-form instructions.
6894 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6895 d-form instructions. Distinguish different cases in debug
6896 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6897 d-form instructions.
6898 (rs6000_preferred_reload_class): Likewise.
6899 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6900 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6901 of the ISA 2.06 indexed memory instructions.
6902 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6903 use them to save/restore the saved vector registers instead of
6904 using Altivec instructions.
6905 (rs6000_emit_epilogue): Likewise.
6906 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6907 (rs6000_opt_masks): Split -mpower9-dform into
6908 -mpower9-dform-scalar and -mpower9-dform-vector.
6909 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6911 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6912 ISA 3.0 vector indexed memory instructions, and fold the code into
6913 the normal mov<mode> patterns.
6914 (p9_vecstore_<mode>): Likewise.
6915 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6917 (vsx_movti_64bit): Likewise.
6918 (vsx_movti_32bit): Likewise.
6919 * config/rs6000/constraints.md (wO constraint): New constraint for
6920 ISA 3.0 vector d-form support.
6921 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6922 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6923 include -mpower9-dform-vector until we switch over to LRA.
6924 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6925 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6926 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6927 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6928 for -mpower9-dform and -mlra.
6929 * doc/md.texi (wO constraint): Document wO constraint.
6931 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6933 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6934 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6935 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6936 Move handling of non-insn arguments inline into the sole user:
6937 (output_trans_func): ...here.
6938 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6939 in emitted function prototype.
6940 (output_internal_insn_latency_func): Ditto. Simplify.
6941 (output_internal_maximal_insn_latency_func): Ditto. Delete
6942 always-unused argument.
6943 (output_insn_latency_func): Ditto.
6944 (output_maximal_insn_latency_func): Ditto.
6946 2016-05-11 Richard Biener <rguenther@suse.de>
6948 PR tree-optimization/71055
6949 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6950 sth with precision not equal to access size verify we don't chop
6953 2016-05-11 Richard Biener <rguenther@suse.de>
6956 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6957 (dwarf2out_finish): Move retry_incomplete_types call ...
6958 (dwarf2out_early_finish): ... here.
6960 2016-05-11 Richard Biener <rguenther@suse.de>
6963 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6964 if the langhook insists on it.
6965 * fold-const.c (make_bit_field_ref): Add arg for the original
6966 reference and preserve its alias-set.
6967 (decode_field_reference): Take exp by reference and adjust it
6968 to the original memory reference.
6969 (optimize_bit_field_compare): Adjust callers.
6970 (fold_truth_andor_1): Likewise.
6971 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6973 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6976 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6977 * cfgrtl.c (delete_insn_and_edges): Likewise.
6978 * config/i386/i386.c (convert_scalars_to_vector): Remove
6980 * cse.c (cse_insn): Compute cse_cfg_altered.
6981 (delete_trivially_dead_insns): Likewise.
6982 (cse_cc_succs): Likewise.
6983 (rest_of_handle_cse): Free dominance info if required.
6984 (rest_of_handle_cse2): Likewise.
6985 (rest_of_handle_cse_after_global_opts): Likewise.
6987 2016-05-11 Alan Modra <amodra@gmail.com>
6989 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6990 abi_v4_pass_in_fpr): New functions.
6991 (rs6000_function_arg_boundary): Exclude complex IBM long double
6992 from 64-bit alignment when ABI_V4.
6993 (rs6000_function_arg, rs6000_function_arg_advance_1,
6994 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6996 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6998 PR rtl-optimization/71028
6999 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7000 jump with just a return in the fallthrough block if the branch
7001 block contains just a return as well.
7003 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7005 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7006 * match.pd ((X & Y) ^ Y): ... this.
7007 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7008 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7010 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7012 * read-md.c (require_char_ws): New function.
7013 (read_string): Simplify using require_char_ws.
7014 (handle_constants): Likewise.
7015 (handle_enum): Likewise.
7016 (handle_file): Likewise.
7017 * read-md.h (require_char_ws): New declaration.
7018 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7019 (read_mapping): Likewise.
7020 (read_rtx_code): Likewise.
7021 (read_nested_rtx): Likewise.
7023 2016-05-10 James Norris <jnorris@codesourcery.com>
7025 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7026 if offloading is enabled and -fopenacc or -fopenmp is specified.
7027 (CRTOFFLOADEND): Likewise.
7028 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7029 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7031 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7033 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7034 gotoff_operand code paths. Use copy_to_suggested_regs and
7035 expand_simple_binop where appropriate. Cleanup.
7037 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7040 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7042 (dimode_scalar_chain::vector_const_cost): New.
7043 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7044 (dimode_scalar_chain::convert_op): Likewise.
7045 (dimode_scalar_chain::convert_insn): Likewise.
7047 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7049 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7050 unary operation, not a binary one.
7052 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7055 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7056 calls with type casted fndecl.
7058 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7060 PR tree-optimization/70786
7061 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7062 * calls.c (initialize_argument_information): Bind bounds
7063 with corresponding args passed by reference.
7065 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7068 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7069 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7070 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7073 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7076 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7077 code for a zero scale factor.
7078 (vsx_xvcvdpuxds_scale): Likewise.
7080 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7082 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7083 if show_ruler_p was set on the context.
7084 (layout::show_ruler): New method.
7085 * diagnostic.h (struct diagnostic_context): Add field
7088 2016-05-10 Richard Biener <rguenther@suse.de>
7090 PR tree-optimization/71039
7091 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7092 (chk_uses): New function.
7093 (propagate_with_phi): Verify we can safely replicate the lhs of an
7094 aggregate assignment on all incoming edges.
7096 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7098 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7100 (rx_atomic_sequence): New class.
7101 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7102 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7104 (rx_atomic_sequence::rx_atomic_sequence,
7105 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7106 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7107 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7108 CTRLREG_INTB): New constants.
7109 (FETCHOP): New code iterator.
7110 (fethcop_name, fetchop_name2): New iterator code attributes.
7111 (QIHI): New mode iterator.
7112 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7113 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7114 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7116 2016-05-10 Martin Liska <mliska@suse.cz>
7118 * tree-inline.c (remap_dependence_clique): Do not remap
7119 debugging statements.
7121 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7123 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7124 ("*fixuns_truncdfdi2_z13")
7125 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7126 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7127 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7129 2016-05-10 Richard Biener <rguenther@suse.de>
7131 PR tree-optimization/70497
7132 PR tree-optimization/28367
7133 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7135 (visit_reference_op_load): ... here.
7136 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7137 with simplified BIT_FIELD_REFs.
7138 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7139 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7142 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7144 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7145 documentation comment. For BLOCK nodes, add a
7146 DW_AT_abstract_origin attribute that points to the DIE generated
7147 for the origin BLOCK.
7148 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7149 blocks from inlined functions.
7151 2016-05-10 Alan Modra <amodra@gmail.com>
7154 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7155 regrename modifying insns saving lr before __morestack call.
7156 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7157 insns restoring lr after __morestack call.
7159 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7161 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7162 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7164 * config/i386/sse.md (vec_interleave_high<mode>,
7165 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7166 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7168 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7170 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7171 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7172 parallel reassociation for power8 and forward.
7174 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7176 * config/i386/i386.md (absneg splitters with general regs): Use
7177 general_reg_operand predicate.
7178 (btsq peephole2): Use x86_64_immediate_operand to check if new
7179 value is suitable for immediate operand. Generate emitted insn
7180 using RTL expressions.
7181 (btcq peephole2): Ditto.
7182 (btrq peephole2): Ditto. Generate correct immediate operand
7185 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7187 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7190 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7192 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7193 pointer dereference.
7195 2016-05-09 Richard Biener <rguenther@suse.de>
7197 PR tree-optimization/70985
7198 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
7199 op0 isn't a gimple register.
7201 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
7203 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
7204 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
7205 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
7206 (i6400_fpu_mult): New cpu units.
7207 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
7208 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7209 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7210 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7211 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7212 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7213 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7214 (i6400_msa_long_float4, i6400_msa_long_float5)
7215 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7216 (i6400_msa_fdiv_sf): New reservations.
7217 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7218 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7219 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7220 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7221 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7222 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7223 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7224 (msa_short_store4, msa_long_load, msa_short_store)
7225 (msa_long_logic, msa_long_float2, msa_long_float4)
7226 (msa_long_float5, msa_long_float8, msa_long_mult)
7227 (msa_long_fdiv, msa_long_div): New reservations.
7229 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7230 Sameera Deshpande <sameera.deshpande@imgtec.com>
7231 Matthew Fortune <matthew.fortune@imgtec.com>
7232 Graham Stott <graham.stott@imgtec.com>
7233 Chao-ying Fu <chao-ying.fu@imgtec.com>
7235 * config.gcc: Add MSA header file for mips*-*-* target.
7236 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7237 (Ubv8i, Urv8): New constraints.
7238 * config/mips/mips-ftypes.def: Add function types for MSA
7240 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7241 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7242 * config/mips/mips-msa.md: New file.
7243 * config/mips/mips-protos.h
7244 (mips_split_128bit_const_insns): New prototype.
7245 (mips_msa_idiv_insns): Likewise.
7246 (mips_split_128bit_move): Likewise.
7247 (mips_split_128bit_move_p): Likewise.
7248 (mips_split_msa_copy_d): Likewise.
7249 (mips_split_msa_insert_d): Likewise.
7250 (mips_split_msa_fill_d): Likewise.
7251 (mips_expand_msa_branch): Likewise.
7252 (mips_const_vector_same_val_p): Likewise.
7253 (mips_const_vector_same_bytes_p): Likewise.
7254 (mips_const_vector_same_int_p): Likewise.
7255 (mips_const_vector_shuffle_set_p): Likewise.
7256 (mips_const_vector_bitimm_set_p): Likewise.
7257 (mips_const_vector_bitimm_clr_p): Likewise.
7258 (mips_msa_vec_parallel_const_half): Likewise.
7259 (mips_msa_output_division): Likewise.
7260 (mips_ldst_scaled_shift): Likewise.
7261 (mips_expand_vec_cond_expr): Likewise.
7262 * config/mips/mips.c (enum mips_builtin_type): Add
7263 MIPS_BUILTIN_MSA_TEST_BRANCH.
7264 (mips_gen_const_int_vector_shuffle): New prototype.
7265 (mips_const_vector_bitimm_set_p): New function.
7266 (mips_const_vector_bitimm_clr_p): Likewise.
7267 (mips_const_vector_same_val_p): Likewise.
7268 (mips_const_vector_same_bytes_p): Likewise.
7269 (mips_const_vector_same_int_p): Likewise.
7270 (mips_const_vector_shuffle_set_p): Likewise.
7271 (mips_symbol_insns): Forbid loading symbols via immediate for
7273 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7275 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7277 (mips_lx_address_p): Add support load indexed address for MSA.
7278 (mips_address_insns): Add calculation of instructions needed for
7279 stores and loads for MSA.
7280 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7281 CONST_VECTOR for MSA and let it fall through.
7282 (mips_ldst_scaled_shift): New function.
7283 (mips_subword_at_byte): Likewise.
7284 (mips_msa_idiv_insns): Likewise.
7285 (mips_legitimize_move): Validate MSA moves.
7286 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7287 calculation of costs for MSA division.
7288 (mips_split_move_p): Check if MSA moves need splitting.
7289 (mips_split_move): Split MSA moves if necessary.
7290 (mips_split_128bit_move_p): New function.
7291 (mips_split_128bit_move): Likewise.
7292 (mips_split_msa_copy_d): Likewise.
7293 (mips_split_msa_insert_d): Likewise.
7294 (mips_split_msa_fill_d): Likewise.
7295 (mips_output_move): Handle MSA moves.
7296 (mips_expand_msa_branch): New function.
7297 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7298 Reinstate 'y' modifier.
7299 (mips_file_start): Add MSA .gnu_attribute.
7300 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7302 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7303 (mips_class_max_nregs): Add register size for MSA supported mode.
7304 (mips_cannot_change_mode_class): Allow conversion between MSA
7305 vector modes and TImode.
7306 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7308 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7309 (mips_preferred_simd_mode): Add preffered modes for MSA.
7310 (mips_vector_mode_supported_p): Add MSA supported modes.
7311 (mips_autovectorize_vector_sizes): New function.
7312 (mips_msa_output_division): Likewise.
7313 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7314 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7315 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7316 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7317 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7318 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7319 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7320 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7321 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7322 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7323 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7324 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7325 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7326 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7327 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7328 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7329 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7330 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7331 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7332 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7333 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7334 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7335 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7336 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7337 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7338 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7339 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7340 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7341 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7342 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7343 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7344 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7345 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7346 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7347 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7348 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7349 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7350 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7351 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7352 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7353 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7354 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7355 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7356 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7357 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7358 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7359 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7360 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7361 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7362 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7363 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7364 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7365 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7366 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7367 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7368 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7369 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7370 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7371 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7372 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7373 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7374 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7375 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7376 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7377 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7378 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7379 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7380 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7381 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7382 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7383 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7384 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7385 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7386 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7387 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7388 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7389 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7390 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7391 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7392 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7393 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7394 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7395 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7396 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7397 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7398 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7399 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7400 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7401 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7402 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7403 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7404 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7405 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7406 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7407 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7408 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7409 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7410 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7411 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7412 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7413 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7414 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7415 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7416 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7417 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7418 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7419 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7420 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7421 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7422 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7423 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7424 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7425 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7426 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7427 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7428 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7429 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7430 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7431 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7432 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7433 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7434 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7435 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7436 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7437 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7438 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7439 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7440 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7441 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7442 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7443 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7444 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7445 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7446 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7447 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7448 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7449 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7450 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7451 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7452 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7453 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7454 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7455 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7456 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7457 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7458 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7459 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7460 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7461 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7462 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7463 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7465 (mips_get_builtin_decl_index): New array.
7466 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7467 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7468 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7469 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7470 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7472 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7474 (mips_expand_builtin_insn): Prepare operands for
7475 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7476 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7477 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7478 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7479 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7480 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7481 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7482 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7483 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7484 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7485 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7486 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7487 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7488 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7489 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7490 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7491 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7492 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7493 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7494 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7495 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7496 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7497 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7498 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7499 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7500 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7501 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7502 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7503 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7504 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7505 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7506 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7507 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7508 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7509 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7510 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7511 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7512 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7513 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7514 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7515 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7516 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7517 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7518 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7519 These are set implicitly and an error is reported if overridden.
7520 (mips_expand_builtin_msa_test_branch): New function.
7521 (mips_expand_msa_shuffle): Likewise.
7522 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7523 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7524 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7525 (mips_expand_vec_unpack): Add support for MSA.
7526 (mips_expand_vector_init): Likewise.
7527 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7528 instead of const0_rtx.
7529 (mips_msa_vec_parallel_const_half): New function.
7530 (mips_gen_const_int_vector): Likewise.
7531 (mips_gen_const_int_vector_shuffle): Likewise.
7532 (mips_expand_msa_cmp): Likewise.
7533 (mips_expand_vec_cond_expr): Likewise.
7534 * config/mips/mips.h
7535 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7536 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7538 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7539 (ISA_HAS_MSA): New macro.
7540 (UNITS_PER_MSA_REG): Likewise.
7541 (BITS_PER_MSA_REG): Likewise.
7542 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7543 (MSA_REG_FIRST): New macro.
7544 (MSA_REG_LAST): Likewise.
7545 (MSA_REG_NUM): Likewise.
7546 (MSA_REG_P): Likewise.
7547 (MSA_REG_RTX_P): Likewise.
7548 (MSA_SUPPORTED_MODE_P): Likewise.
7549 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7550 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7551 * config/mips/mips.md: Include mips-msa.md.
7552 (alu_type): Add simd_add.
7553 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7554 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7555 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7556 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7557 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7558 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7559 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7560 simd_move, simd_load, simd_store. Choose "multi" for moves
7562 (qword_mode): New attribute.
7563 (insn_count): Add instruction count for quad moves.
7564 Increase the count for MIPS SIMD division.
7565 (UNITMODE): Add UNITMODEs for vector types.
7566 (addsub): New code iterator.
7567 * config/mips/mips.opt (mmsa): New option.
7568 * config/mips/msa.h: New file.
7569 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7571 * config/mips/mti-linux.h: Likewise.
7572 * config/mips/predicates.md
7573 (const_msa_branch_operand): New constraint.
7574 (const_uimm3_operand): Likewise.
7575 (const_uimm4_operand): Likewise.
7576 (const_uimm5_operand): Likewise.
7577 (const_uimm8_operand): Likewise.
7578 (const_imm5_operand): Likewise.
7579 (aq10b_operand): Likewise.
7580 (aq10h_operand): Likewise.
7581 (aq10w_operand): Likewise.
7582 (aq10d_operand): Likewise.
7583 (const_m1_operand): Likewise.
7584 (reg_or_m1_operand): Likewise.
7585 (const_exp_2_operand): Likewise.
7586 (const_exp_4_operand): Likewise.
7587 (const_exp_8_operand): Likewise.
7588 (const_exp_16_operand): Likewise.
7589 (const_vector_same_val_operand): Likewise.
7590 (const_vector_same_simm5_operand): Likewise.
7591 (const_vector_same_uimm5_operand): Likewise.
7592 (const_vector_same_uimm6_operand): Likewise.
7593 (const_vector_same_uimm8_operand): Likewise.
7594 (par_const_vector_shf_set_operand): Likewise.
7595 (reg_or_vector_same_val_operand): Likewise.
7596 (reg_or_vector_same_simm5_operand): Likewise.
7597 (reg_or_vector_same_uimm6_operand): Likewise.
7598 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7600 * doc/invoke.texi (-mmsa): Document new option.
7602 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7604 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7605 * configure: Regenerate.
7606 * config.in: Regenerate.
7607 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7609 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7610 (ENDFILE_VTV_SPEC): Define.
7612 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7614 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7615 registers in all interrupt handlers if necessary.
7616 (rl78_option_override): Add warning.
7617 (MUST_SAVE_MDUC_REGISTERS): New macro.
7618 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7619 * config/rl78/rl78.c (check_mduc_usage): New function.
7620 (mduc_regs): New structure to hold MDUC register data.
7621 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7622 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7623 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7624 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7625 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7626 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7628 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7630 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7631 (tree-ssa-loop-niter.h): Ditto.
7632 (idx_within_array_bound, ref_within_array_bound): New functions.
7633 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7634 Factor out check on writable base object to ...
7635 (base_object_writable): ... here.
7637 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7639 * config/arm/arm.md (probe_stack): Add modes to set source
7642 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7644 * regrename.c (base_reg_class_for_rename): New static function.
7645 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7647 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7649 * cgraph.c (thunk_adjust): Export.
7650 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7651 * cgraphunit.c (thunk_adjust): Export.
7652 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7654 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7656 * tree-inline.c (expand_call_inline): Expand thunks inline.
7658 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7661 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7662 (*sse2_vd_cvtss2sd): Ditto.
7663 * config/i386/i386.md
7664 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7665 Generate *sse2_vd_cvtsd2ss pattern.
7666 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7667 Generate *sse2_vd_cvtss2sd pattern.
7669 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7671 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7672 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7675 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7677 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7678 * config/sh/sh.c: Define and declare variables on first use throughout
7680 (current_function_interrupt): Change to bool type.
7681 (frame_insn): Rename to emit_frame_insn and update users.
7682 (push_regs): Use bool for 'interrupt_handler' argument.
7683 (save_schedule_s): Remove.
7684 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7685 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7686 targetm.asm_out.unaligned_op.di.
7687 (gen_far_branch): Remove redundant forward declaration.
7688 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7689 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7690 (sh_set_return_address, sh_function_ok_for_sibcall,
7691 scavenge_reg): Update comments.
7692 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7693 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7694 (sh_attr_renesas_p): Remove unnecessary parentheses.
7695 (branch_dest): Simplify.
7696 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7697 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7698 (CUMULATIVE_ARGS): Change macro to typedef.
7699 (current_function_interrupt): Change to bool type.
7700 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7701 Surround with __cplusplus ifdef.
7702 (sh_compare_op0, sh_compare_op1): Remove.
7703 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7705 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7707 * config/arm/arm.md: (arch): Add neon.
7708 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7709 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7710 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7711 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7712 attributes for alt renumbering. Mark alt 3 as non-predicable.
7713 (thumb2_movdf_vfp): Likewise.
7715 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7717 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7718 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7719 (*andqi_1): Add preferred_for_speed attribute to disparage
7720 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7721 (*<code>qi_1): Ditto.
7722 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7723 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7724 (*ashlqi3_1): Ditto.
7725 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7726 Add preferred_for_size attribute to disparage alternative 0 and
7727 preferred_for_speed attribute to disparage alternative 1 for
7728 TARGET_PARTIAL_REG_STALL targets.
7730 2016-05-07 Tom de Vries <tom@codesourcery.com>
7732 PR tree-optimization/70956
7733 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7736 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7738 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7739 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7740 * config/sh/sh.md (branch_zero): Remove define_attr.
7741 (define_delay): Disable delay slot if branch distance is one insn.
7743 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7745 * config/i386/i386.md (LEAMODE): New mode attribute.
7746 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7747 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7748 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7749 operand 2 predicate.
7750 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7751 (*lea<mode>_general_3): Ditto.
7752 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7754 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7756 * genmddump.c (main): Convert argv from char ** to const char **.
7758 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7760 * coretypes.h (OVERRIDE): New macro.
7763 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7765 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7766 allow coalescing if the types are compatible.
7768 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7770 * pass_manager.h (pass_manager::register_pass_name): New method.
7771 (pass_manager::get_pass_by_name): New method.
7772 (pass_manager::create_pass_tab): New method.
7773 (pass_manager::m_name_to_pass_map): New field.
7774 * passes.c (name_to_pass_map): Delete global in favor of field
7775 "m_name_to_pass_map" of pass_manager.
7776 (register_pass_name): Rename from a function to...
7777 (pass_manager::register_pass_name): ...this method, updating
7778 for renaming of global "name_to_pass_map" to field
7779 "m_name_to_pass_map".
7780 (create_pass_tab): Rename from a function to...
7781 (pass_manager::create_pass_tab): ...this method, updating
7782 for renaming of global "name_to_pass_map" to field.
7783 (get_pass_by_name): Rename from a function to...
7784 (pass_manager::get_pass_by_name): ...this method.
7785 (enable_disable_pass): Convert use of get_pass_by_name to
7786 a method call, locating the pass_manager singleton.
7788 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7790 * genattr-common.c (main): Convert argv from char ** to const char **.
7791 * genattr.c (main): Likewise.
7792 * genattrtab.c (main): Likewise.
7793 * genautomata.c (initiate_automaton_gen): Likewise.
7795 * gencodes.c (main): Likewise.
7796 * genconditions.c (main): Likewise.
7797 * genconfig.c (main): Likewise.
7798 * genconstants.c (main): Likewise.
7799 * genemit.c (main): Likewise.
7800 * genenums.c (main): Likewise.
7801 * genextract.c (main): Likewise.
7802 * genflags.c (main): Likewise.
7803 * genmddeps.c (main): Likewise.
7804 * genopinit.c (main): Likewise.
7805 * genoutput.c (main): Likewise.
7806 * genpeep.c (main): Likewise.
7807 * genpreds.c (main): Likewise.
7808 * genrecog.c (main): Likewise.
7809 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7810 (init_rtx_reader_args): Likewise.
7811 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7812 (init_rtx_reader_args): Likewise.
7813 * gentarget-def.c (main): Likewise.
7814 * read-md.c (read_md_files): Likewise.
7815 * read-md.h (read_md_files): Likewise.
7817 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7819 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7820 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7821 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7822 Remove unused predicate.
7823 (register_and_not_fp_reg_operand): Ditto.
7825 2016-05-06 Martin Liska <mliska@suse.cz>
7827 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7828 instead of vec as the vector is local to the function.
7830 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7832 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7833 avx512bw alternative.
7835 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7836 before the ashr<mode>3 pattern.
7838 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7839 v instead of x in vex or maybe_vex alternatives, use
7840 maybe_evex instead of vex in prefix.
7842 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7843 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7844 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7845 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7848 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7849 v instead of x in vex or maybe_vex alternatives, use
7850 maybe_evex instead of vex in prefix.
7852 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7853 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7854 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7855 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7856 alternatives, use maybe_evex instead of vex in prefix.
7858 * config/i386/sse.md (vec_interleave_lowv4sf,
7859 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7860 v instead of x in vex or maybe_vex alternatives, use
7861 maybe_evex instead of vex in prefix.
7863 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7864 v instead of x in vex or maybe_vex alternatives, use
7865 maybe_evex instead of vex in prefix.
7867 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7868 v constraint instead of x.
7870 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7872 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7873 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7876 2016-05-06 Richard Biener <rguenther@suse.de>
7878 PR tree-optimization/70948
7879 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7880 Properly clobber all fields of va_list for __builtin_va_start.
7882 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7885 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7886 loop latch destination.
7888 2016-05-06 Martin Liska <mliska@suse.cz>
7890 * tree-ssa-uninit.c: Apply manual changes
7891 to the GNU coding style.
7892 (prune_uninit_phi_opnds): Rename from
7893 prune_uninit_phi_opnds_in_unrealizable_paths.
7895 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7897 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7898 mspace): Remove deprecated options.
7899 * doc/invoke.texi (SH options): Remove -mspace.
7901 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7903 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7905 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7907 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7908 corresponding combine split pattern.
7910 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7913 * config/sh/predicates.md (long_displacement_mem_operand): New.
7914 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7915 Add movi20, movi20s alternatives. Adjust length attribute for
7917 (movsi_ie): Allow for any FPU. Adjust length attribute for
7919 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7920 attribute for alternatives.
7921 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7922 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7923 length attribute for alternatives.
7925 2016-05-06 Richard Biener <rguenther@suse.de>
7927 PR tree-optimization/70960
7928 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7930 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7933 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7934 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7936 2016-05-06 Marek Polacek <polacek@redhat.com>
7939 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7941 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7944 * config/sh/sh.md (*rotcr): Add another variant.
7946 2016-05-06 Richard Biener <rguenther@suse.de>
7949 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7951 2016-05-06 Richard Biener <rguenther@suse.de>
7954 * fold-const.c (split_tree): Always convert to the original type
7957 2016-05-06 Richard Biener <rguenther@suse.de>
7959 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7960 (fwprop_addr): Likewise.
7962 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7965 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7967 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7968 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7969 the splitter condition.
7970 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7971 the splitter condition.
7972 (FP float_extend load splitter): Ditto.
7974 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7976 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7977 to REGNO in all peephole2 patterns.
7978 (post-reload splitters): Change true_regnum to REGNO in
7979 post-reload splitters.
7980 (zero_extend splitters): Use general_reg_operand and
7981 nonimmediate_gr_operand predicates.
7983 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7985 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7986 v constraint instead of x.
7988 2016-05-05 Alan Modra <amodra@gmail.com>
7991 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7992 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7993 TARGET_NO_FP_IN_TOC for -mrelocatable.
7994 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7995 TARGET_RELOCATABLE test.
7996 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7997 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7998 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7999 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8000 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8001 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8002 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8003 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8004 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8005 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8007 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8008 (rs6000_stack_info): Likewise.
8009 (rs6000_elf_asm_out_constructor): Likewise.
8010 (rs6000_elf_asm_out_destructor): Likewise.
8011 (rs6000_elf_declare_function_name): Likewise.
8012 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8013 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8016 2016-05-05 Alan Modra <amodra@gmail.com>
8018 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8020 2016-05-05 Alan Modra <amodra@gmail.com>
8022 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8023 out-of-line gpr restore for one or two regs if that would add
8026 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8029 * config/i386/i386.md
8030 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8031 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8032 as operand 0 predicate.
8033 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8035 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8036 Ditto. Emit the pattern using RTX.
8038 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8039 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8040 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8041 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8043 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8044 sse_reg_operand as operand 0 predicate.
8046 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8047 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8048 instead of gen_rtx_REG.
8049 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8052 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8054 * function.c (emit_use_return_register_into_block): Delete.
8055 (gen_return_pattern): Delete.
8056 (emit_return_into_block): Delete.
8057 (active_insn_between): Delete.
8058 (convert_jumps_to_returns): Delete.
8059 (emit_return_for_exit): Delete.
8060 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8061 simple_return for shrink-wrapped blocks.
8062 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8063 end of blocks that need one.
8064 (get_unconverted_simple_return): Delete.
8065 (convert_to_simple_return): Delete.
8066 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8067 (convert_to_simple_return): Ditto.
8069 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8071 * cfgcleanup.c (bb_is_just_return): New function.
8072 (try_optimize_cfg): Simplify jumps to return, branches to return,
8073 and branches around return.
8075 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8077 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8080 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8084 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8085 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8086 assert flags & OEP_HASH_CHECK, instead of asserting it
8087 never happens. Handle TARGET_EXPR.
8088 * fold-const.c (operand_equal_p): For hash verification,
8089 or in OEP_HASH_CHECK into flags.
8091 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8093 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8095 (compute_samebase_partition_bases): Fix typo.
8097 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8099 * config/i386/sse.md (vec_interleave_highv8sf,
8100 vec_interleave_lowv8sf, vec_interleave_highv4df,
8101 vec_interleave_lowv4df): Remove constraints from expanders.
8103 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8105 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8107 * tree-inline.c (expand_call_inline): Fix path dealing with
8108 making lhs of call statement undefined.
8110 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8112 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8113 Check availability on NODE, too.
8114 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8115 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8116 (varpool_node::call_for_symbol_and_aliase): Likewise.
8117 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8118 (propagate_pure_const): Propagate across interposable functions, too.
8119 (skip_function_for_local_pure_const): Do not skip interposable bodies
8121 (pass_local_pure_const::execute): Update.
8123 2016-05-04 Marek Polacek <polacek@redhat.com>
8125 * doc/invoke.texi: Document -Wdangling-else.
8127 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8129 * config.gcc: Error out when conflicting multilib is detected. Do not
8130 loop over multilibs since no combination is legal.
8132 2016-05-04 Alan Modra <amodra@gmail.com>
8134 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8135 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8136 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8139 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8141 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8142 Clean up p5600 comments.
8144 2016-05-04 Richard Biener <rguenther@suse.de>
8146 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8147 constructor simplifications.
8148 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8150 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8152 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8153 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8154 result.set_rtx is null instead of aborting.
8155 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8157 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8158 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8159 *mov<mode>_store_postinc): New patterns.
8161 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8163 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8164 as commutative. Check both conversions are NOP.
8165 ((A & B) OP (C & B)): Remove.
8167 2016-05-04 Alan Modra <amodra@gmail.com>
8169 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8171 2016-05-04 Alan Modra <amodra@gmail.com>
8174 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8175 when cr2,3,4 are all fixed regs.
8177 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8179 PR rtl-optimization/57193
8180 * opts.c (default_options_table): Revert OPT_frename_registers change.
8181 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8183 2016-05-03 Martin Sebor <msebor@redhat.com>
8186 * builtins.c (fold_builtin_FILE): New function.
8187 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8188 (fold_builtin_0): Call them.
8189 * gimplify.c (gimplify_call_expr): Remove the handling of
8190 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8193 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8194 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
8198 * doc/extend.texi (Function Names as Strings): Update __func__,
8199 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
8202 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8203 Richard Biener <rguenther@suse.de>
8205 PR tree-optimization/70916
8206 * tree-if-conv.c: Include cfganal.h.
8207 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
8208 and remove_fake_exit_edges around the optimization pass.
8210 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8212 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8213 (cgraph_edge::make_direct): Likewise.
8214 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8215 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8216 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8217 (CIF_THUNK): New code.
8218 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8219 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8220 (compute_inline_parameters): Set inline_failed for thunks.
8221 (inline_analyze_function): Cleanup.
8222 * ipa-inline.c (can_inline_edge_p): Do not deal with
8223 call_stmt_cannot_inline_p.
8224 (can_early_inline_edge_p): Likewise.
8225 (early_inliner): Initialize inline_failed.
8226 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8228 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8230 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8231 from nonimm_ssenomem_operand.
8232 (nonimm_ssenomem_operand): New predicate.
8233 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8234 as operand 0 predicate.
8235 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8236 Disable unsupported alternatives using "enabled" attribute.
8237 Use register_ssemem_operand as operand 0 predicate.
8238 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8240 2016-05-03 Marek Polacek <polacek@redhat.com>
8243 * input.c (expansion_point_location): New function.
8244 * input.h (expansion_point_location): Declare.
8246 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8248 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8249 occurence with frame_offset_ ones.
8251 2016-05-03 Alan Modra <amodra@gmail.com>
8253 PR rtl-optimization/70890
8254 * ira.c (combine_and_move_insns): When moving def_insn, remove
8257 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8259 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8260 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8261 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8262 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8264 2016-05-03 Alan Modra <amodra@gmail.com>
8266 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8267 for SAVE_MULTIPLE/STORE_MULTIPLE.
8269 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8271 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8272 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8274 2016-05-03 Richard Biener <rguenther@suse.de>
8276 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8278 (gimplify_arg): Likewise.
8279 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8280 re-writing the result to a decl if required.
8281 (internal_get_tmp_var): Add allow_ssa parameter
8282 and override into_ssa with it.
8283 (get_formal_tmp_var): Adjust.
8284 (get_initialized_tmp_var): Add allow_ssa parameter.
8285 (gimplify_arg): Add allow_ssa parameter and avoid generating
8286 SSA names for the result false.
8287 (gimplify_call_expr): If the call may return twice do not
8288 gimplify parameters into SSA.
8289 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8290 (gimplify_modify_expr): Adjust assert. For noreturn calls
8291 with a SSA name LHS adjust its def.
8292 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8293 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8294 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8295 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8296 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8297 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8298 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8299 (optimize_target_teams): Do not allow SSA names for clause operands.
8300 (gimplify_expr): Likewise for where we mark the result addressable.
8301 * passes.def (pass_init_datastructures): Remove.
8302 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8303 (rewrite_stmt): Likewise.
8304 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8305 (replace_locals_op): Replace SSA names.
8306 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8307 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8308 * cgraph.c (release_function_body): Free CFG annotations only
8309 when we have a CFG. Simplify.
8310 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8311 force_gimple_operand instead of get_initialized_tmp_var.
8312 * tree-pass.h (make_pass_init_datastructures): Remove.
8313 * tree-ssa.c (execute_init_datastructures): Remove.
8314 (pass_data_init_datastructures): Likewise.
8315 (class pass_init_datastructures): Likewise.
8316 (make_pass_init_datastructures): Likewise.
8317 * omp-low.c (create_omp_child_function): Init SSA data structures.
8318 (grid_expand_target_grid_body): Likewise.
8319 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8320 name before adding it to names_to_release.
8321 (remove_bb): Always release SSA defs.
8322 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8323 before dereferencing it.
8324 * cgraphunit.c (init_lowered_empty_function): Always
8325 int SSA data structures.
8326 * tree-ssanames.c (release_defs): Remove assert that we are in
8328 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8330 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8331 Uros Bizjak <ubizjak@gmail.com>
8333 PR rtl-optimization/70467
8334 * config/i386/predicates.md (x86_64_hilo_int_operand,
8335 x86_64_hilo_general_operand): New predicates.
8336 * config/i386/constraints.md (Wd): New constraint.
8337 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8338 (general_hilo_operand): New mode attr.
8339 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8340 instead of <general_operand>.
8341 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8342 x86_64_hilo_general_operand instead of <general_operand>.
8344 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8346 PR tree-optimization/70916
8347 * tree-if-conv.c (constant_or_ssa_name): Removed.
8348 (fold_build_cond_expr): Use is_gimple_val instead of
8349 constant_or_ssa_name.
8351 PR tree-optimization/70916
8352 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8353 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8356 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8357 (optimize_atomic_bit_test_and): New function.
8358 (pass_fold_builtins::execute): Use it.
8359 * optabs.def (atomic_bit_test_and_set_optab,
8360 atomic_bit_test_and_complement_optab,
8361 atomic_bit_test_and_reset_optab): New optabs.
8362 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8363 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8364 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8365 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8366 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8367 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8368 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8369 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8370 atomic_bit_test_and_complement@var{mode},
8371 atomic_bit_test_and_reset@var{mode}): Document.
8372 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8373 atomic_bit_test_and_complement<mode>,
8374 atomic_bit_test_and_reset<mode>): New expanders.
8375 (atomic_bit_test_and_set<mode>_1,
8376 atomic_bit_test_and_complement<mode>_1,
8377 atomic_bit_test_and_reset<mode>_1): New insns.
8379 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8381 PR rtl-optimization/70687
8382 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8383 instead of unsigned HOST_WIDE_INT.
8385 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8387 PR rtl-optimization/44281
8388 * hard-reg-set.h (struct target_hard_regs): New field
8389 x_fixed_nonglobal_reg_set.
8390 (fixed_nonglobal_reg_set): New macro.
8391 * reginfo.c (init_reg_sets_1): Initialize it.
8392 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8394 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8396 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8398 PR tree-optimization/56541
8399 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8400 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8401 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8402 (any_complicated_phi): new static variable.
8403 (aggressive_if_conv): delete.
8404 (if_convertible_phi_p): support phis with more than two arguments.
8405 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8406 critical pred edges.
8407 (ifcvt_split_critical_edges): support phis with more than two
8408 arguments by checking new parameter. only split critical edges
8410 (tree_if_conversion): handle simd pragma marked loop using new
8411 local variable aggressive_if_conv. check any_complicated_phi.
8413 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8415 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8418 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8420 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8423 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8425 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8426 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8427 define_insn_and_split.
8428 (mulsi3_i): New define_insn_and_split.
8429 (mulsi3_call): Convert to define_insn.
8430 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8433 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8435 * machmode.h (mode_complex): Add support to give the complex mode
8437 (GET_MODE_COMPLEX_MODE): Likewise.
8438 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8439 stored by build_complex_type and gfc_build_complex_type instead of
8440 trying to figure out the appropriate mode based on the size. Raise
8441 an assertion error, if the type was not set.
8442 * genmodes.c (struct mode_data): Add field for the complex type of
8444 (blank_mode): Likewise.
8445 (make_complex_modes): Remember the complex mode created in the
8447 (emit_mode_complex): Write out the mode_complex array to map a
8448 type mode to the complex version.
8449 (emit_insn_modes_c): Likewise.
8450 * tree.c (build_complex_type): Set the complex type to use before
8451 calling layout_type.
8452 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8453 support for __float128 complex datatypes.
8454 (rs6000_hard_regno_mode_ok): Likewise.
8455 (rs6000_setup_reg_addr_masks): Likewise.
8456 (rs6000_complex_function_value): Likewise.
8457 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8458 __float128 and __ibm128 complex.
8459 (FLOAT128_IBM_P): Likewise.
8460 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8461 * doc/extend.texi (Additional Floating Types): Document that
8462 -mfloat128 must be used to enable __float128. Document complex
8463 __float128 and __ibm128 support.
8465 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8468 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8469 char/short arguments promoted to int because of promote_prototypes.
8471 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8473 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8474 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8475 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8476 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8477 alternatives using "enabled" attribute. Use register_ssemem_operand
8478 as operand 1 predicate.
8479 (*cmpi<unord>xf_i387): Split XFmode pattern from
8480 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8481 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8482 *absneg<mode>2_i387. Disable unsupported alternatives using
8483 "enabled" attribute.
8484 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8486 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8488 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8490 (oacc_loop_process): Check mask for loop termination.
8492 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8494 * cif-code.def (CIF_THUNK): Add.
8495 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8498 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8500 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8501 (dump_inline_summary): Dump it.
8502 (fp_expression_p): New predicate.
8503 (estimate_function_body_sizes): Use it.
8504 (inline_merge_summary): Merge fp_expressions.
8505 (inline_read_section): Read fp_expressions.
8506 (inline_write_summary): Write fp_expressions.
8507 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8508 codegen boundary if either caller or callee is !fp_expressions.
8509 * ipa-inline.h (inline_summary): Add fp_expressions.
8510 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8511 to fp_expressions be sure the fp generation flags are updated.
8513 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8515 PR rtl-optimization/70467
8516 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8518 PR rtl-optimization/70467
8519 * ipa-pure-const.c (check_call): Handle internal calls even in
8520 ipa mode like in local mode.
8522 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8524 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8526 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8528 * match.pd (X u< X, X u> X): New transformations.
8530 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8532 * flag-types.h (enum warn_strict_overflow_code): Move ...
8533 * coretypes.h: ... here.
8534 * fold-const.h (fold_overflow_warning): Declare.
8535 * fold-const.c (fold_overflow_warning): Make non-static.
8536 (fold_comparison): Move the transformation of X +- C1 CMP C2
8537 into X CMP C2 -+ C1 ...
8538 * match.pd: ... here.
8539 * gimple-fold.c (fold_stmt_1): Protect with
8540 fold_defer_overflow_warnings.
8542 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8544 * omp-low.c (struct oacc_loop): Add 'inner' field.
8545 (new_oacc_loop_raw): Initialize it to zero.
8546 (oacc_loop_fixed_partitions): Initialize it.
8547 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8548 available partitioning.
8550 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8552 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8554 (umulsidi3): Likewise.
8555 (indirect_jump): Fix jump instruction assembly patterns.
8557 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8560 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8561 (nvptx_function_value): Assert non-NULL cfun.
8563 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8565 PR rtl-optimization/70886
8566 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8568 * cselib.h (rtx_equal_for_cselib_1): Declare.
8569 (rtx_equal_for_cselib_p: New inline function.
8570 * cselib.c (rtx_equal_for_cselib_p): Delete.
8571 (rtx_equal_for_cselib_1): Make public.
8573 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8576 (register_mixssei387nonimm_operand): Remove predicate.
8577 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8578 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8579 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8580 for TARGET_MIX_SSE_I387 alternatives.
8581 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8582 Disable unsupported alternatives using "enabled" attribute. Use
8583 nonimm_ssenomem_operand as operand 1 predicate. Also check
8584 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8586 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8588 * tree.c (cst_and_fits_in_hwi): Simplify.
8590 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8592 * tree.h (wi::to_wide): New function.
8593 * expr.c (expand_expr_real_1): Use wi::to_wide.
8594 * fold-const.c (int_const_binop_1): Likewise.
8595 (extract_muldiv_1): Likewise.
8597 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8599 * wide-int.h: Update offset_int and widest_int documentation.
8600 (WI_SIGNED_SHIFT_RESULT): New macro.
8601 (wi::binary_shift): Define signed_shift_result_type for
8602 shifts on offset_int- and widest_int-like types.
8603 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8604 * tree.h (int_bit_position): Use shift operators instead of wi::
8606 * alias.c (adjust_offset_for_component_ref): Likewise.
8607 * expr.c (get_inner_reference): Likewise.
8608 * fold-const.c (fold_comparison): Likewise.
8609 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8610 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8611 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8612 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8613 (stmt_kills_ref_p): Likewise.
8614 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8615 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8616 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8617 (ao_ref_init_from_vn_reference): Likewise.
8619 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8621 * wide-int.h: Update offset_int and widest_int documentation.
8622 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8623 (wi::binary_traits): Allow ordered comparisons between offset_int and
8624 offset_int, between widest_int and widest_int, and between either
8625 of these types and basic C types.
8626 (operator <, <=, >, >=): Define for the same combinations.
8627 * tree.h (tree_int_cst_lt): Use comparison operators instead
8628 of wi:: comparisons.
8629 (tree_int_cst_le): Likewise.
8630 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8631 (fold_nonarray_ctor_reference): Likewise.
8632 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8633 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8634 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8635 * tree-sra.c (completely_scalarize): Likewise.
8636 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8637 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8638 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8639 (check_for_binary_op_overflow): Likewise.
8640 (search_for_addr_array): Likewise.
8641 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8643 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8645 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8646 (arc_save_restore): Likewise.
8647 (arc_dwarf_register_span): Likewise.
8648 (arc_output_pic_addr_const): Initialize suffix variable.
8650 2016-05-02 Martin Liska <mliska@suse.cz>
8652 * symbol-summary.h (function_summary::function_summary):
8653 Remove checking assert for all cgraph nodes.
8654 (function_summary::get): Check summary_uid.
8655 (symtab_insertion): Check summary_uid.
8657 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8659 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8660 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8662 (arc_dwarf_register_span): Remove enum keyword.
8663 (compact_memory_operand_p): New function.
8664 * config/arc/arc.h (reg_class): Add code density register classes.
8665 (REG_CLASS_NAMES): Likewise.
8666 (REG_CLASS_CONTENTS): Likewise.
8667 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8668 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8669 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8670 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8671 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8673 (h, Rcd, Rsd, Rzd): New register constraints.
8674 (T): Use compact_memory_operand_p function.
8675 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8677 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8679 * config/sh/sh.md (*negnegt, *movtt): Remove.
8681 2016-05-02 Marek Polacek <polacek@redhat.com>
8682 Tom de Vries <tom@codesourcery.com>
8684 PR tree-optimization/70700
8685 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8686 bigger than FIRST_REF_NODE.
8688 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8691 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8693 (prepare_cbranch_operands): Don't use scratch register. Assume that
8694 function is used when pseudos can be created.
8695 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8696 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8697 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8698 define_expand. Allow it only when pseudos can be created.
8699 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8701 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/constraints.md (BC): Only allow -1 operands.
8704 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8705 Add "enabled" attribute. Update XI mode attribute calculation.
8706 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8707 (*movoi_internal_avx): Update XI mode attribute calculation.
8708 (*movti_internal): Ditto.
8710 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8712 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8713 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8715 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8717 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8718 statement on instruction code. Remove trailing spaces.
8719 (altivec_expand_stv_builtin): Likewise.
8721 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8723 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8724 (TARGET_FPU_DOUBLE): Simplify.
8725 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8726 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8727 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8728 with 'TARGET_FPU_DOUBLE'.
8729 * config/sh/sh.md: Likewise.
8731 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8733 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8734 SH_DIV_STR_FOR_SIZE): Remove.
8735 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8736 SH_DIV_STR_FOR_SIZE): Remove.
8738 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8740 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8741 logical_reg_operand): Delete.
8742 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8743 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8744 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8745 match_operand and match_test.
8746 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8747 variables on their first use. Return bool values.
8748 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8749 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8750 arith_reg_operand for input operand. Remove empty constraints.
8752 (*xorsi3_compact): Rename to xorsi3.
8753 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8754 (*zero_extend<mode>si2_disp_mem): Update comment.
8757 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8759 * config/sh/t-sh: Remove SH5 support.
8760 * config.gcc: Likewise.
8761 * configure: Likewise.
8763 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8765 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8767 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8769 * config/sh/sh.c (register_sh_passes, sh_option_override,
8770 sh_print_operand, prepare_move_operands,
8771 sh_can_follow_jump): Remove TARGET_SH1 checks.
8772 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8773 PROMOTE_MODE): Likewise.
8774 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8777 2016-04-30 Alan Modra <amodra@gmail.com>
8779 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8780 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8781 Check for user regs later to avoid unnecessary looping over regs.
8782 Merge user reg check with non-saved reg check. Don't force
8783 inline VR restore when static chain used.
8784 (rs6000_frame_related): Omit eh_frame info for user regs when
8786 (fixed_regs_p): Delete.
8788 2016-04-30 Alan Modra <amodra@gmail.com>
8790 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8791 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8794 2016-04-30 Alan Modra <amodra@gmail.com>
8797 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8798 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8801 2016-04-30 Alan Modra <amodra@gmail.com>
8803 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8804 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8805 flag_pic test for Darwin.
8807 2016-04-30 Alan Modra <amodra@gmail.com>
8809 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8810 throw_calls_crossed.
8811 (REG_FREQ_CALLS_CROSSED): Delete.
8812 (REG_N_THROWING_CALLS_CROSSED): Delete.
8813 * regstat.c (regstat_bb_compute_ri): Don't calculate
8814 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8815 (dump_reg_info): Don't print call cross frequency.
8816 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8817 and REG_N_THROWING_CALLS_CROSSED.
8819 2016-04-30 Alan Modra <amodra@gmail.com>
8821 * regs.h (struct reg_info_t): Delete live_length.
8822 (REG_LIVE_LENGTH): Delete macro.
8823 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8824 local_live, local_processed and local_live_last_luid params.
8825 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8827 (regstat_compute_ri): Adjust for above. Don't set
8829 (dump_reg_info): Don't print live length.
8830 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8831 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8832 Localize loop_depth var.
8834 2016-04-30 Alan Modra <amodra@gmail.com>
8836 * ira.c (enum valid_equiv): New.
8837 (validate_equiv_mem): Return enum.
8838 (update_equiv_mem): Create replacement in more cases.
8839 (add_store_equivs): Update validate_equiv_mem call.
8841 2016-04-30 Alan Modra <amodra@gmail.com>
8843 * ira.c (combine_and_move_insns): Rather than scanning insns,
8844 use DF infrastucture to find use and def insns.
8846 2016-04-30 Alan Modra <amodra@gmail.com>
8848 ira.c (combine_and_move_insns): Move invariant conditions..
8849 (ira.c): ..to here. Call combine_and_move_insns before
8850 add_store_equivs. Call grow_reg_equivs later. Allocate
8851 req_equiv later using max_reg_num() rather than global max_regno.
8852 (contains_replace_regs): Delete.
8853 (add_store_equivs): Remove contains_replace_regs test.
8855 2016-04-30 Alan Modra <amodra@gmail.com>
8857 * ira.c (struct equiv_mem_data): New.
8858 (equiv_mem, equiv_mem_modified): Delete static vars.
8859 (validate_equiv_mem_from_store): Use "data" param to communicate..
8860 (validate_equiv_mem): ..from here.
8862 2016-04-30 Alan Modra <amodra@gmail.com>
8864 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8866 (update_reg_equivs): ..here. Move allocation and freeing of
8867 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8868 end_alias_analysis to..
8871 2016-04-30 Alan Modra <amodra@gmail.com>
8873 * ira.c (pdx_subregs): Delete.
8874 (struct equivalence): Add pdx_subregs field.
8875 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8877 (update_equiv_regs): Don't create or free pdx_subregs. Update
8880 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8882 * config/rs6000/altivec.h: Change definitions of vec_xl and
8884 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8885 (LD_ELEMREV_V2DI): New.
8886 (LD_ELEMREV_V4SF): New.
8887 (LD_ELEMREV_V4SI): New.
8888 (LD_ELEMREV_V8HI): New.
8889 (LD_ELEMREV_V16QI): New.
8890 (ST_ELEMREV_V2DF): New.
8891 (ST_ELEMREV_V2DI): New.
8892 (ST_ELEMREV_V4SF): New.
8893 (ST_ELEMREV_V4SI): New.
8894 (ST_ELEMREV_V8HI): New.
8895 (ST_ELEMREV_V16QI): New.
8898 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8899 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8900 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8901 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8902 (altivec_expand_builtin): Add handling for
8903 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8904 (rs6000_invalid_builtin): Add error-checking for
8905 RS6000_BTM_P9_VECTOR.
8906 (altivec_init_builtins): Define builtins used to implement vec_xl
8908 (rs6000_builtin_mask_names): Define power9-vector.
8909 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8910 (RS6000_BTM_P9_VECTOR): Define.
8911 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8912 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8913 (vsx_ld_elemrev_v2df): Likewise.
8914 (vsx_ld_elemrev_v4sf): Likewise.
8915 (vsx_ld_elemrev_v4si): Likewise.
8916 (vsx_ld_elemrev_v8hi): Likewise.
8917 (vsx_ld_elemrev_v16qi): Likewise.
8918 (vsx_st_elemrev_v2df): Likewise.
8919 (vsx_st_elemrev_v2di): Likewise.
8920 (vsx_st_elemrev_v4sf): Likewise.
8921 (vsx_st_elemrev_v4si): Likewise.
8922 (vsx_st_elemrev_v8hi): Likewise.
8923 (vsx_st_elemrev_v16qi): Likewise.
8924 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8927 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8929 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8931 (simplify_control_stmt_condition_1): ... here. Recurse into
8932 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8934 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8937 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8938 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8939 define_insn_and_split to define_insn.
8940 (zero_extendqi<mode>2_dot2): Same.
8941 (extendqi<mode>2_dot): Same.
8942 (extendqi<mode>2_dot2): Same.
8944 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8946 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8947 (probe_stack): New expander.
8948 (probe_stack_<mode>): New insn pattern.
8950 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8952 * config/i386/i386.md
8953 (operations with memory inputs setting flags peephole2):
8954 Remove uneeded REG_P checks. Cleanup pattern generation.
8956 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8958 * tree-vect-loop.c (vect_transform_loop): Fix
8959 nb_iterations_upper_bound computation for vectorized loop.
8961 2016-04-29 Marek Polacek <polacek@redhat.com>
8962 Jakub Jelinek <jakub@redhat.com>
8965 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8966 TARGET_EXPR_SLOT as a base.
8968 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8970 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8971 with 'rCm2' constraints to limit possible immediate size.
8972 (*load_zeroextendqisi_update): Likewise.
8973 (*load_signextendqisi_update): Likewise.
8974 (*loadhi_update): Likewise.
8975 (*load_zeroextendhisi_update): Likewise.
8976 (*load_signextendhisi_update): Likewise.
8977 (*loadsi_update): Likewise.
8978 (*loadsf_update): Likewise.
8980 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8982 * config/i386/predicates.md (constm1_operand): Fix comparison.
8984 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8986 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8988 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8990 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8991 remaining SH5 related settings.
8992 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8993 shmedia_prepare_call_address): Delete.
8994 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8995 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8996 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8997 UNSUPPORTED_SH2A): Remove m5 checks.
8998 (sh_divide_strategy_e): Remove SH5 division strategies.
8999 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9000 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9002 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9004 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9006 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9008 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9009 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9011 * config/s390/vector.md ("mov<mode>"): Likewise.
9013 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9015 * config/s390/constraints.md ("U", "W"): Invoke
9016 s390_mem_constraint with "ZR" and "ZT".
9017 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9018 addresses when using LRA. Accept also short displacements for S
9019 and T constraints. Do not check for long displacement target for
9020 S and T constraints.
9021 (s390_mem_constraint): Remove handling of U and W constraints.
9022 * config/s390/s390.md (various patterns): Remove the short
9023 displacement constraints (Q and R) if a long displacement
9024 constraint is present. Add longdisp as required CPU capability.
9025 * config/s390/vector.md: Likewise.
9026 * config/s390/vx-builtins.md: Likewise.
9028 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9031 * reload1.c (reload): Call finish_spills before
9032 restarting reload loop. Skip select_reload_regs
9033 if update_eliminables_and_spill returns true.
9035 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9037 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9038 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9039 (umulhisi3_imm): Update predicates and constraint letters.
9040 (umulhisi3_reg): Declare instruction as commutative.
9041 * config/arc/constraints.md (J12, J16): New constraints.
9042 * config/arc/predicates.md (short_unsigned_const_operand): New
9044 (arc_short_operand): Likewise.
9045 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9047 2016-04-29 Richard Biener <rguenther@suse.de>
9049 PR tree-optimization/13962
9050 PR tree-optimization/65686
9051 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9052 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9053 using PTA to compare pointers.
9054 * match.pd: Add pattern for pointer equality compare simplification
9055 using ptrs_compare_unequal.
9057 2016-04-29 Richard Biener <rguenther@suse.de>
9059 * stor-layout.c (layout_type): Do not build a pointer-to-element
9062 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9064 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9065 Use SWI mode iterator. Use general_reg_operand predicate.
9066 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9067 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9070 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9073 * fold-const.c (operand_equal_p): Don't verify hash value equality
9075 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9078 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9081 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9082 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9083 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9084 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9085 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9087 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9089 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9090 to info. Don't initialize separate fields to 0. Clean up
9093 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9095 * config/i386/i386.md (peephole2s for operations with memory inputs):
9096 Use SWI mode iterator.
9097 (peephole2s for operations with memory outputs): Ditto.
9098 Do not check for stack checking probe.
9100 (probe_stack): Remove expander.
9102 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9103 Andrew Burgess <andrew.burgess@embecosm.com>
9105 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9106 operands as 32-bits.
9108 2016-04-28 Jason Merrill <jason@redhat.com>
9110 * gdbinit.in: Skip line-map.h.
9112 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9113 Andrew Burgess <andrew.burgess@embecosm.com>
9115 * config/arc/arc.c (arc_conditional_register_usage): Take
9116 TARGET_RRQ_CLASS into account.
9117 (arc_print_operand): Support printing 'p' and 's' operands.
9118 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9120 (TARGET_RRQ_CLASS): Define.
9121 (IS_POWEROF2_OR_0_P): Define.
9122 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9124 (*tst_movb): New define_insn.
9125 (*tst): Avoid recognition if it could prevent '*tst_movb'
9126 combination; replace c/CnL with c/Chs alternative.
9127 (*tst_bitfield_tst): New define_insn.
9128 (*tst_bitfield_asr): New define_insn.
9129 (*tst_bitfield): New define_insn.
9130 (andsi3_i): Add Rrq variant.
9131 (extzv): New define_expand.
9132 (insv): New define_expand.
9133 (*insv_i): New define_insn.
9134 (*movb): New define_insn.
9135 (*movb_signed): New define_insn.
9136 (*movb_high): New define_insn.
9137 (*movb_high_signed): New define_insn.
9138 (*movb_high_signed + 1): New define_split pattern.
9139 (*mrgb): New define_insn.
9140 (*mrgb + 1): New define_peephole2 pattern.
9141 (*mrgb + 2): New define_peephole2 pattern.
9142 * config/arc/arc.opt (mbitops): New option for nps400, uses
9143 TARGET_NPS_BITOPS_DEFAULT.
9144 * config/arc/constraints.md (q): Make register class conditional.
9145 (Rrq): New register constraint.
9146 (Chs): New constraint.
9147 (Clo): New constraint.
9148 (Chi): New constraint.
9149 (Cbf): New constraint.
9150 (Cbn): New constraint.
9151 (C18): New constraint.
9152 (Cbi): New constraint.
9154 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9156 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9158 (bitmap_intersection_of_preds): Ditto.
9159 (bitmap_union_of_succs): Ditto.
9160 (bitmap_union_of_preds): Ditto.
9161 * sbitmap.c (do_popcount): Delete.
9162 (BITMAP_DEBUGGING): Delete.
9163 (sbitmap_verify_popcount): Delete.
9164 (sbitmap_alloc): Don't initialize the popcount field.
9165 (sbitmap_alloc_with_popcount): Delete.
9166 (sbitmap_resize): Don't resize the popcount array.
9167 (sbitmap_vector_alloc): Don't initialize the popcount field.
9168 (bitmap_copy): Don't copy the popcount array.
9169 (bitmap_clear): Don't clear the popcount array.
9170 (bitmap_clear): Delete the popcount array handling.
9171 (bitmap_ior_and_compl): Delete the popcount assert.
9172 (bitmap_not): Ditto.
9173 (bitmap_and_compl): Ditto.
9174 (bitmap_and): Delete the popcount array handling.
9175 (bitmap_xor): Ditto.
9176 (bitmap_ior): Ditto.
9177 (bitmap_or_and): Delete the popcount assert.
9178 (bitmap_and_or): Ditto.
9179 (popcount_table): Delete.
9180 (sbitmap_elt_popcount): Delete.
9181 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9182 (bitmap_set_bit): Delete the popcount assert.
9183 (bitmap_clear_bit): Ditto.
9184 (sbitmap_free): Don't free the popcount array.
9185 (sbitmap_alloc_with_popcount): Delete declaration.
9186 (sbitmap_popcount): Ditto.
9188 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9189 Andrew Burgess <andrew.burgess@embecosm.com>
9191 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9192 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9193 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9194 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9195 * config/arc/arc.opt (mcmem): New option.
9196 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
9197 supply length for r/m alternative.
9198 (*extendqisi2_ac): Likewise.
9199 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
9201 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
9202 (movhi_insn): Likewise.
9203 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
9204 (*zero_extendqihi2_i): Add r/Ucm alternative.
9205 (*zero_extendqisi2_ac): Likewise.
9206 (*zero_extendhisi2_i): Likewise.
9207 * config/arc/constraints.md (Uex): New memory constraint.
9208 (Ucm): New define_constraint.
9209 * config/arc/predicates.md (long_immediate_loadstore_operand):
9210 Return 0 for MEM with cmem_address address.
9211 (cmem_address_0): New predicates.
9212 (cmem_address_1): Likewise.
9213 (cmem_address_2): Likewise.
9214 (cmem_address): Likewise.
9216 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9218 * config/rs6000/rs6000.c (machine_function): Rename
9219 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9220 (rs6000_stack_info): Adjust.
9222 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9223 Andrew Burgess <andrew.burgess@embecosm.com>
9225 * config/arc/constraints.md (Usd): Convert to define_constraint.
9229 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9232 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9233 Add new peephole2 where the first insn is *mov<mode>_or instead of
9234 *mov<mode>_internal.
9236 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9238 * tracer.c (bb_seen): Make static.
9240 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9242 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9243 support, setup defaults.
9244 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9245 * config/arc/arc.c (arc_init): Add NPS400 support.
9246 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9247 (TARGET_ARC700): NPS400 is also an ARC700.
9248 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9250 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9253 * config/nds32/nds32.md (casesi): Don't access the operands array
9256 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9258 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9259 (or $-1,reg peephole2): Ditto.
9260 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9262 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9264 * doc/extend.texi (Common Function Attributes) [optimize]:
9265 Discourage use of the optimize attribute.
9267 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9269 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9270 special case builtin.
9271 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9272 ALTIVEC_BUILTIN_VEC_ADDE.
9273 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9274 support for ALTIVEC_BUILTIN_VEC_ADDE.
9275 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9276 for __builtin_vec_adde.
9278 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9280 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9281 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9283 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9286 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9287 attributes): Document cilkplus_runtime.
9289 2016-04-28 Martin Jambor <mjambor@suse.cz>
9291 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9292 this function. Call verify_expr on MEM_REFs and bases of other
9295 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9297 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9298 for WORD_REGISTER_OPERATIONS to runtime check.
9300 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9302 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9304 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9306 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9307 big-endian compilation.
9308 * config/arc/arc.md (addf3): Likewise.
9312 2016-04-28 Richard Biener <rguenther@suse.de>
9314 PR tree-optimization/70840
9315 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9316 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9317 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9318 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9320 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9322 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9323 and explain why in a comment.
9325 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9327 * config/arc/arc.md (cpu_facility): Add fpx variant.
9328 (subdf3): Prohibit use reverse sub when assist operations option
9330 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9331 instructions only when FPX is enabled.
9332 * testsuite/gcc.target/arc/trsub.c: New test.
9334 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9336 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9337 mult_operator when calculating "type" attribute.
9338 (*fop_<mode>_1_i387): Ditto.
9339 (*fop_xf_1_i387): Ditto.
9340 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9341 Use std::swap to swap operands. Use RTL expressions to generate
9344 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9345 Joern Rennecke <joern.rennecke@embecosm.com>
9347 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9349 (emit_pic_move): Remove.
9350 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9351 * config/arc/arc.c (emit_pic_move): Removed.
9352 (TARGET_HAVE_TLS): Define.
9353 (arc_conditional_register_usage): Test for arc_tp_regno.
9354 (arc_print_operand, arc_print_operand_address): Handle TLS
9356 (arc_needs_pcl_p): New function.
9357 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9358 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9359 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9360 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9361 (arc_legitimize_tls_address): Likewise.
9362 (DTPOFF_ZERO_SYM): Define.
9363 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9364 (arc_output_pic_addr_const): Print TLS unspecs.
9365 (prepare_pic_move): New function, replaces emit_pic_move.
9366 (arc_legitimate_constant_p): Handle TLS unspecs.
9367 (arc_legitimate_address_p): Likewise.
9368 (arc_rewrite_small_data_p): Use assert for TLS constants.
9369 (prepare_move_operands): Use prepare_pic_move.
9370 (arc_legitimize_address): Legitimize tls addresses.
9371 (arc_epilogue_uses): Check for arc_tp_regno.
9372 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9373 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9375 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9377 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9378 %(arc_tls_extra_start_spec).
9379 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9380 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9382 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9383 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9384 (UNSPEC_TLS_OFF): Add.
9386 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9387 (get_thread_pointersi): New patterns.
9388 * config/arc/arc.opt (mtp-regno): New option.
9389 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9390 (move_dest_operand): Likewise.
9391 * configure: Regenerate.
9392 * configure.ac: Add arc*-*-* case to test for tls.
9393 * doc/invoke.texi (ARC options): Document mtp-regno.
9395 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9397 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9398 the new ARC HS SIMD instructions.
9399 (arc_preferred_simd_mode): New function.
9400 (arc_autovectorize_vector_sizes): Likewise.
9401 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9402 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9403 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9404 (arc_init_builtins): Add new SIMD builtin types.
9405 (arc_split_move): Handle 64 bit vector moves.
9406 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9407 (TARGET_PLUS_QMACW): Define.
9408 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9409 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9410 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9411 (VSUBADD4H): New builtins.
9412 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9413 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9415 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9416 Matthias Klose <doko@debian.org>
9418 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9420 2016-04-28 Richard Biener <rguenther@suse.de>
9423 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9426 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9428 * common/config/sh/sh-common.c: Remove SH5 support.
9429 * config/sh/constraints.md: Likewise.
9430 * config/sh/config/sh/elf.h: Likewise.
9431 * config/sh/linux.h: Likewise.
9432 * config/sh/netbsd-elf.h: Likewise.
9433 * config/sh/predicates.md: Likewise.
9434 * config/sh/sh-c.c: Likewise.
9435 * config/sh/sh-protos.h: Likewise.
9436 * config/sh/sh.c: Likewise.
9437 * config/sh/sh.h: Likewise.
9438 * config/sh/sh.md: Likewise.
9439 * config/sh/sh.opt: Likewise.
9440 * config/sh/sync.md: Likewise.
9441 * config/sh/sh64.h: Delete.
9442 * config/sh/shmedia.h: Likewise.
9443 * config/sh/shmedia.md: Likewise.
9444 * config/sh/sshmedia.h: Likewise.
9445 * config/sh/t-netbsd-sh5-64: Likewise.
9446 * config/sh/t-sh64: Likewise.
9447 * config/sh/ushmedia.h: Likewise.
9449 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9451 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9452 general_reg_operand instead of register_operand predicate.
9454 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9456 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9458 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9460 * match.pd (A - B > A, A + B < A): New transformations.
9462 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9464 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9465 which defaults to true. Emit an outer pair of parentheses only if
9466 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9467 don't emit parentheses for the right-hand operand.
9469 2016-04-27 Jeff Law <law@redhat.com>
9471 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9473 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9475 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9476 (altivec_lvx_<mode>_internal): Document.
9477 (altivec_lvx_<mode>_2op): New define_insn.
9478 (altivec_lvx_<mode>_1op): Likewise.
9479 (altivec_lvx_<mode>_2op_si): Likewise.
9480 (altivec_lvx_<mode>_1op_si): Likewise.
9481 (altivec_stvx_<mode>): Remove.
9482 (altivec_stvx_<mode>_internal): Document.
9483 (altivec_stvx_<mode>_2op): New define_insn.
9484 (altivec_stvx_<mode>_1op): Likewise.
9485 (altivec_stvx_<mode>_2op_si): Likewise.
9486 (altivec_stvx_<mode>_1op_si): Likewise.
9487 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9488 Expand vec_ld and vec_st during parsing.
9489 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9491 (altivec_expand_stvx_be): Likewise.
9492 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9493 address-masking behavior in RTL.
9494 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9495 address-masking behavior in RTL.
9496 (altivec_expand_builtin): Change builtin code arguments for calls
9497 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9498 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9499 presence of lvx/stvx patterns.
9500 (alignment_with_canonical_addr): New function.
9501 (alignment_mask): Likewise.
9502 (find_alignment_op): Likewise.
9503 (recombine_lvx_pattern): Likewise.
9504 (recombine_stvx_pattern): Likewise.
9505 (recombine_lvx_stvx_patterns): Likewise.
9506 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9507 stvx patterns from expand.
9508 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9510 (vector_altivec_store_<mode>): Likewise.
9512 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9514 * config/aarch64/aarch64.md
9515 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9516 remove the "fp" attributes.
9517 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9518 add the "simd" attributes.
9519 (*movdf_aarch64): Likewise.
9520 (*movtf_aarch64): Remove the "fp" attributes.
9521 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9522 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9524 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9526 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9527 rtx to rtx_code_label *.
9528 * rtl.h (maybe_set_first_label_num): Likewise.
9530 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9532 * df-core.c (df_add_problem): Make the problem param be const.
9533 (df_remove_problem): Make local "problem" be const.
9534 * df-problems.c (problem_RD): Make const.
9535 (problem_LR): Likewise.
9536 (problem_LIVE): Likewise.
9537 (problem_MIR): Likewise.
9538 (problem_CHAIN): Likewise.
9539 (problem_WORD_LR): Likewise.
9540 (problem_NOTE): Likewise.
9541 (problem_MD): Likewise.
9542 * df-scan.c (problem_SCAN): Likewise.
9543 * df.h (struct df_problem): Make field "dependent_problem" be
9545 (struct dataflow): Likewise for field "problem".
9546 (df_add_problem): Make param const.
9548 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9550 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9551 inter-unit moves to/from vector registers are enabled. Do not disable
9554 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9556 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9557 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9559 (enum df_problem_id): ...this new enum.
9560 (struct df_problem): Convert field "id" from "int" to
9563 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9565 * rtl.def: Update comment for "things in the instruction chain" to
9566 reflect the removal of the leading "i" field for INSN_UID in
9567 r210360. Fix bogus apostrophe.
9569 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9571 * config/i386/i386.md
9572 (lea arith with mem operand + setcc peephole2): Set operator mode.
9574 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9577 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9578 (dimode_scalar_to_vector_candidate_p): This.
9579 (timode_scalar_to_vector_candidate_p): New function.
9580 (scalar_to_vector_candidate_p): Likewise.
9581 (timode_check_non_convertible_regs): Likewise.
9582 (timode_remove_non_convertible_regs): Likewise.
9583 (remove_non_convertible_regs): Likewise.
9584 (remove_non_convertible_regs): Renamed to ...
9585 (dimode_remove_non_convertible_regs): This.
9586 (scalar_chain::~scalar_chain): Make it virtual.
9587 (scalar_chain::compute_convert_gain): Make it pure virtual.
9588 (scalar_chain::mark_dual_mode_def): Likewise.
9589 (scalar_chain::convert_insn): Likewise.
9590 (scalar_chain::convert_registers): Likewise.
9591 (scalar_chain::add_to_queue): Make it protected.
9592 (scalar_chain::emit_conversion_insns): Likewise.
9593 (scalar_chain::replace_with_subreg): Likewise.
9594 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9595 (scalar_chain::convert_op): Likewise.
9596 (scalar_chain::convert_reg): Likewise.
9597 (scalar_chain::make_vector_copies): Likewise.
9598 (scalar_chain::convert_registers): New pure virtual function.
9599 (class dimode_scalar_chain): New class.
9600 (class timode_scalar_chain): Likewise.
9601 (scalar_chain::mark_dual_mode_def): Renamed to ...
9602 (dimode_scalar_chain::mark_dual_mode_def): This.
9603 (timode_scalar_chain::mark_dual_mode_def): New function.
9604 (timode_scalar_chain::convert_insn): Likewise.
9605 (dimode_scalar_chain::convert_registers): Likewise.
9606 (scalar_chain::compute_convert_gain): Renamed to ...
9607 (dimode_scalar_chain::compute_convert_gain): This.
9608 (scalar_chain::replace_with_subreg): Renamed to ...
9609 (dimode_scalar_chain::replace_with_subreg): This.
9610 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9611 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9612 (scalar_chain::make_vector_copies): Renamed to ...
9613 (dimode_scalar_chain::make_vector_copies): This.
9614 (scalar_chain::convert_reg): Renamed to ...
9615 (dimode_scalar_chain::convert_reg ): This.
9616 (scalar_chain::convert_op): Renamed to ...
9617 (dimode_scalar_chain::convert_op): This.
9618 (scalar_chain::convert_insn): Renamed to ...
9619 (dimode_scalar_chain::convert_insn): This.
9620 (scalar_chain::convert): Call convert_registers.
9621 (convert_scalars_to_vector): Change to scalar_chain pointer to
9622 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9623 in 32-bit mode. Delete scalar_chain pointer. Call
9624 free_dominance_info in 64-bit mode.
9625 (pass_stv::gate): Remove TARGET_64BIT check.
9626 (ix86_option_override): Put the 64-bit STV pass before the CSE
9629 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9631 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9632 dw_loc_frame_offset field.
9633 * dwarf2out.c (new_loc_descr): Likewise.
9634 (resolve_args_picking_1): Turn the VISITED hash set into a
9635 FRAME_OFFSET hash map. Use it to associate a frame offset to
9636 visited nodes. Remove uses of the CHECKING_P macro.
9637 (resolve_args_picking): Update call to resolve_args_picking_1.
9639 2016-04-27 Martin Liska <mliska@suse.cz>
9641 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9642 (free_loop_data): Release vuses of groups.
9644 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9646 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9647 instead of redundant use_id and boolean have_use_for.
9648 (struct iv_use): Change sub_id into group_id. Remove field next.
9649 Move fields: related_cands, n_map_members, cost_map and selected
9651 (struct iv_group): ... here. New structure.
9652 (struct iv_common_cand): Use structure declaration directly.
9653 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9654 (MAX_CONSIDERED_USES): Rename macro to ...
9655 (MAX_CONSIDERED_GROUPS): ... here.
9656 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9657 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9658 (dump_uses): Rename to ...
9659 (dump_groups): ... here. Update all uses.
9660 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9661 (find_induction_variables): Refactor format of dump information.
9662 (record_sub_use): Delete.
9663 (record_use): Update all uses.
9664 (record_group): New function.
9665 (record_group_use, find_interesting_uses_op): Call above functions.
9667 (find_interesting_uses_cond): Ditto.
9668 (group_compare_offset): New function.
9669 (split_all_small_groups): Rename to ...
9670 (split_small_address_groups_p): ... here. Update all uses.
9671 (split_address_groups): Update all uses.
9672 (find_interesting_uses): Refactor format of dump information.
9673 (add_candidate_1): Update all uses. Remove redundant check on iv,
9675 (add_candidate, record_common_cand): Remove redundant assert.
9676 (add_iv_candidate_for_biv): Update use.
9677 (add_iv_candidate_derived_from_uses): Update all uses.
9678 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9679 (alloc_use_cost_map): Ditto.
9680 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9681 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9682 (determine_use_iv_cost_generic): Ditto.
9683 (determine_group_iv_cost_generic): Ditto.
9684 (determine_use_iv_cost_address): Ditto.
9685 (determine_group_iv_cost_address): Ditto.
9686 (determine_use_iv_cost_condition): Ditto.
9687 (determine_group_iv_cost_cond): Ditto.
9688 (determine_use_iv_cost): Ditto.
9689 (determine_group_iv_cost): Ditto.
9690 (set_autoinc_for_original_candidates): Update all uses.
9691 (find_iv_candidates): Update all uses. Refactor dump information.
9692 (determine_use_iv_costs): Ditto.
9693 (determine_iv_costs): Ditto.
9694 (iv_ca_cand_for_use): Rename to ...
9695 (iv_ca_cand_for_group): ... here. Update all uses.
9696 (iv_ca_add_use, iv_ca_add_group): Ditto.
9697 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9698 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9699 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9700 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9701 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9702 (create_new_iv, adjust_iv_update_pos): Ditto.
9703 (rewrite_use_address): Delete.
9704 (rewrite_use_address_1): Rename to ...
9705 (rewrite_use_address): ... here.
9706 (rewrite_use_compare): Update all uses.
9707 (rewrite_use): Delete.
9708 (rewrite_uses): Rename to ...
9709 (rewrite_groups): ... here. Update all uses.
9710 (remove_unused_ivs, free_loop_data): Update all uses.
9711 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9713 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9715 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9716 for WORD_REGISTER_OPERATIONS to runtime check.
9718 2016-04-27 Richard Biener <rguenther@suse.de>
9721 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9722 aggregate_value_p to determine if a function result is
9723 returned by reference.
9724 (ipa_pta_execute): Functions having their address taken are
9725 not automatically nonlocal.
9727 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9730 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9731 * fold-const.c (operand_equal_p): If flag_checking and
9732 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9733 and if it returns non-zero, assert iterative_hash_expr on both
9736 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9738 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9740 2016-04-27 Nick Clifton <nickc@redhat.com>
9743 * varasm.c (merge_weak): Generate an error if an attempt is made
9744 to convert a non-weak static function into a weak, public function.
9746 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9748 * params.def (MAX_PARTITION_SIZE): New param.
9749 * doc/invoke.texi: Document lto-max-partition.
9751 2016-04-27 Richard Biener <rguenther@suse.de>
9754 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9755 function cummulating used_from_other_partition, externally_visible
9756 and force_output from aliases.
9757 (refered_from_nonlocal_var): Likewise.
9758 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9759 node flags properly.
9761 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9763 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9764 (-Wmemset-elt-size): New item.
9766 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9769 * stor-layout.h (internal_reference_types): Delete.
9770 * stor-layout.c (reference_types_internal): Likewise.
9771 (internal_reference_types): Likewise.
9772 (layout_type) <REFERENCE_TYPE>: Adjust.
9774 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9777 * tree.h (inchash::add_expr): Add FLAGS argument.
9778 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9779 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9780 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9781 Formatting fix. Adjust recursive calls. For tcc_comparison,
9782 if swap_tree_comparison (code) is smaller than code, hash that
9783 and arguments in the other order. Hash CONVERT_EXPR the same
9784 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9785 of ADDR_EXPR of decl as the decl itself. Add or remove
9786 OEP_ADDRESS_OF from recursive flags as needed. For
9787 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9788 operands commutatively and only the third one normally.
9789 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9791 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9793 * config/rtems.h (LIB_SPEC): Add -latomic.
9795 2016-04-27 Joel Sherrill <joel@rtems.org>
9797 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9798 xilink.ld and flags not relevant to RTEMS.
9800 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9802 * toplev.c (backend_init_target): Avoid calling init_reload when using
9805 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9807 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9808 for loops rather than one for the whole function.
9810 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9812 * match.pd (X + CST CMP X): New transformation.
9814 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9816 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9817 * fold-const.c (fold_binary_loc): Remove 2 transformations
9818 superseded by match.pd.
9819 * match.pd (x+x -> x*2): Generalize to integers.
9821 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9823 * config/i386/i386.md (operation on memory peephole): Duplicate an
9824 existing peephole and adapt it to match lea rather than an operation
9827 PR rtl-optimization/57193
9828 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9830 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9832 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9834 * tree-if-conv.c (any_pred_load_store): New static variable.
9835 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9836 any_pred_load_store instead of and_mask_load_store.
9837 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9838 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9839 (combine_blocks, tree_if_conversion): Ditto.
9841 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9843 PR tree-optimization/70771
9844 PR tree-optimization/70775
9845 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9846 virtual PHI nodes. Delete parameter.
9847 (if_convertible_loop_p_1): Delete argument to above function.
9848 (predicate_all_scalar_phis): Delete code handling single-argument
9850 (tree_if_conversion): Mark and update virtual SSA.
9852 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9855 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9856 (x86_elf_aligned_common): Rename to ...
9857 (x86_elf_aligned_decl_common): ... this.
9858 Add decl arg. Switch to .lbss for largecomm object. Use
9859 LARGECOMM_SECTION_ASM_OP.
9860 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9862 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9863 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9865 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9866 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9868 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9871 * config/i386/i386.c (SECTION_LARGE): Define.
9872 (x86_64_elf_select_section): Set it for large data/bss sections.
9873 Only clear SECTION_WRITE for .lrodata.
9874 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9876 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9877 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9878 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9880 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9881 * doc/tm.texi: Regenerate.
9883 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9886 * configure.ac (--enable-checking): Document extra flag, for
9887 non-release builds default to --enable-checking=yes,extra.
9888 If misc checking and extra checking, define CHECKING_P to 2 instead
9890 * common.opt (fchecking=): Add.
9891 * doc/invoke.texi (-fchecking=): Document.
9892 * doc/install.texi: Document --enable-checking changes.
9893 * configure: Regenerated.
9894 * config.in: Regenerated.
9896 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9898 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9899 attribute instead of which_alternative.
9900 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9901 Use EXT_REX_SSE_REG_P where appropriate.
9903 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9905 * config/i386/predicates.md (const0_operand): Do not match
9906 const_wide_int code.
9907 (const1_operand): Ditto.
9909 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9911 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9912 for SSE constm1 operands and TARGET_AVX512VL.
9913 (*movti_internal): Ditto.
9914 (*mov<mode>_or): Use constm1_operand predicate.
9915 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9916 for SSE vector_all_ones operands and TARGET_AVX512VL.
9917 * config/i386/predicates.md (constm1_operand): New predicate.
9918 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9919 emission of constant -1 load.
9921 2016-04-25 Jason Merrill <jason@redhat.com>
9923 * gdbinit.in: Skip is-a.h.
9925 * attribs.c (register_scoped_attributes): Fix logic.
9926 * attribs.h: Declare register_scoped_attributes.
9928 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9930 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9931 stxvd2x and stxvw4x built-in functions.
9933 2016-04-25 DJ Delorie <dj@redhat.com>
9935 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9936 (ashrhi3): Likewise.
9937 (lshrhi3): Likewise.
9939 2016-04-25 Richard Biener <rguenther@suse.de>
9941 PR tree-optimization/70780
9942 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9944 (compute_antic): Mark blocks with abnormal preds as visited as
9945 they have a final empty antic-in solution already.
9947 2016-04-25 Michael Collison <michael.collison@linaro.org>
9949 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9951 2016-04-25 Michael Collison <michael.collison@linaro.org>
9953 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9954 mode is VQI to improve mixed mode vectorization.
9955 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9956 define_insn to match low half of signed vaddw.
9957 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9958 define_insn to match high half of signed vaddw.
9959 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9960 define_insn to match low half of unsigned vaddw.
9961 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9962 define_insn to match high half of unsigned vaddw.
9963 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9964 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9965 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9967 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9968 * config/arm/predicates.md (vect_par_constant_high): Support
9969 big endian and simplify by calling
9970 arm_simd_check_vect_par_cnst_half
9971 (vect_par_constant_low): Likewise.
9973 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9975 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9976 predicate for operand 2.
9978 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9979 H.J. Lu <hongjiu.lu@intel.com>
9981 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9982 machine_mode argument.
9983 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9984 constm1_rtx operands. For VOIDmode constants, get mode from
9985 pred_mode. Check mode size if the mode is supported by ABI.
9986 (standard_sse_constant_opcode): Do not use standard_constant_p.
9987 Strictly check ABI support for all-ones operands.
9988 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9989 immediates. Update calls to standard_sse_constant_p.
9990 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9991 (ix86_rtx_costs): Ditto.
9992 * config/i386/i386.md (*movxi_internal_avx512f): Use
9993 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9994 Use (v,BC) alternative instead of (v,C). Use register_operand
9995 checks instead of MEM_P.
9996 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9997 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9998 isa attribute. Use register_operand checks instead of MEM_P.
9999 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10000 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10001 alternative and corresponding sse2 isa attribute.
10002 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10003 to standard_sse_constant_p.
10004 (FP constant splitters): Ditto.
10005 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10007 * config/i386/predicates.md (constm1_operand): Remove.
10008 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10009 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10010 vector_all_ones_operand instead of constm1_operand.
10012 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10014 * print-rtl.c (print_rtx_insn_vec): New function.
10015 * print-rtl.h: New prototype.
10016 * store-motion.c (struct st_expr): Make avail_stores a vector.
10017 (st_expr_entry): Adjust.
10018 (free_st_expr_entry): Likewise.
10019 (print_store_motion_mems): Likewise.
10020 (find_moveable_store): Likewise.
10021 (compute_store_table): Likewise.
10022 (delete_store): Likewise.
10023 (build_store_vectors): Likewise.
10025 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10027 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10029 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10031 * vec.h (vec_safe_contains): New function.
10032 (vec::contains): Likewise.
10033 (vec::begin): Likewise.
10034 (vec::end): Likewise.
10036 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10039 * cfgexpand.c (expand_stack_vars): Fix typo.
10041 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10043 * system.h (list, map, set, vector): Include conditionally.
10044 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10045 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10046 * ipa-icf.c (INCLUDE_LIST): Define.
10047 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10048 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10049 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10050 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10051 * cp/logic.cc (INCLUDE_LIST): Define.
10052 * fortran/trans-common.c (INCLUDE_MAP): Define.
10054 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10056 * auto-profile.c: Remove <string.h> include.
10057 * ipa-icf-gimple.c: Remove <list> include.
10058 * diagnostic.c: Remove <new> include.
10059 * genmatch.c: Likewise.
10060 * pretty-print.c: Likewise.
10061 * toplev.c: Likewise
10062 * c/c-objc-common.c: Likewise.
10063 * cp/error.c: Likewise.
10064 * fortran/error.c: Likewise.
10066 2016-04-22 Richard Biener <rguenther@suse.de>
10068 * lto-streamer-in.c (input_ssa_names): Do not allocate
10069 GIMPLE_NOP for all SSA names.
10070 * lto-streamer-out.c (output_ssa_names): Do not output
10071 SSA names that should have been released.
10073 2016-04-22 Richard Biener <rguenther@suse.de>
10075 PR tree-optimization/70740
10076 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10079 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10082 * config/i386/predicates.md (call_insn_operand): Replace
10083 sibcall_memory_operand with memory_operand.
10085 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10087 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10088 has_single_use() tests.
10089 (register_edge_assert_for_1): Likewise.
10090 (find_assert_locations_1): Check the liveness bitmap instead of
10091 checking has_single_use().
10093 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10096 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10097 Extract AVX-512BW constraint from AVX.
10099 2016-04-21 Richard Biener <rguenther@suse.de>
10101 PR tree-optimization/70725
10102 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10103 for phi_convertible_by_degenerating_args.
10104 (predicate_all_scalar_phis): Handle single-argument PHIs.
10106 2016-04-21 Richard Biener <rguenther@suse.de>
10108 PR middle-end/70747
10109 * fold-const.c (fold_comparison): Return properly typed
10112 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10114 PR tree-optimization/70715
10115 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10116 after expanding BASE using expand_simple_operations.
10118 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10120 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10121 New transformations.
10123 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10125 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10127 2016-04-20 Jan Hubicka <jh@suse.cz>
10129 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10130 ultiimate_alias_target.
10131 (update_callee_keys): Likewise.
10132 (lookup_recursive_calls): Likewise.
10133 (speculation_useful_p): Likewise.
10135 2016-04-20 Jan Hubicka <jh@suse.cz>
10138 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10139 (set_nothrow_flag_1): ... this; handle interposition correctly;
10140 recurse on aliases and thunks.
10141 (cgraph_node::set_nothrow_flag): New.
10142 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10143 functions compiled with non-call exceptions that binds to current
10145 (propagate_nothrow): Be safe WRT interposition.
10146 * cgraph.h (set_nothrow_flag): Update prototype.
10148 2016-04-18 Jan Hubicka <jh@suse.cz>
10150 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10151 max_loop_iterations_int.
10152 (tree_unswitch_outer_loop): Likewise.
10154 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10156 PR tree-optimization/69489
10157 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10158 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10159 Revise dump message.
10160 (if_convertible_bb_p): Remove check on edge count of basic block's
10163 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10165 PR tree-optimization/56625
10166 PR tree-optimization/69489
10167 * tree-data-ref.h (DR_INNERMOST): New macro.
10168 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10169 hashing struct innermost_loop_behavior.
10170 (ref_DR_map): Remove.
10171 (innermost_DR_map): New map.
10172 (baseref_DR_map): Revise comment.
10173 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10174 to innermost_DR_map accroding to its innermost loop behavior.
10175 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10176 to its innermost loop behavior.
10177 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10178 Add initialization for innermost_DR_map. Record memory reference
10179 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10180 have innermost loop behavior.
10181 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10184 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10186 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10187 *lea_general_1. Use explicit SWI12 mode interator.
10188 (*lea<mode>_general_2): Rename from *lea_general_2.
10189 Use explicit SWI12 mode interator.
10190 (*lea<mode>_general_3): Rename from *lea_general_3.
10191 Use explicit SWI12 mode interator.
10192 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10193 Use explicit SWI12 mode interator.
10194 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10195 Use explicit SWI48 mode interator.
10197 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10199 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10200 Short-cut unaligned load and store cases. Handle all integer
10202 (ix86_expand_vector_move_misalign): Short-cut unaligned load
10203 and store cases. Call ix86_avx256_split_vector_move_misalign
10204 directly without checking mode class.
10206 2016-04-20 Andrew Pinski <apinski@cavium.com>
10207 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10210 * config/aarch64/aarch64.md (sibcall): Force call
10211 address to be DImode for ILP32.
10212 (sibcall_value): Likewise.
10214 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10216 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10218 2016-04-20 Richard Biener <rguenther@suse.de>
10220 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10221 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10222 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10223 (maybe_push_res_to_seq): Adjust.
10224 * gimple-fold.c (maybe_build_generic_op): Likewise.
10226 2016-04-20 Marek Polacek <polacek@redhat.com>
10228 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10231 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10233 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10234 use kmovw to support AVX512F target.
10236 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10238 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10240 2016-04-20 Marek Polacek <polacek@redhat.com>
10242 PR tree-optimization/70725
10243 * tree-if-conv.c (is_false_predicate): New function.
10244 (predicate_mem_writes): Use it.
10246 2016-04-20 Richard Biener <rguenther@suse.de>
10248 PR tree-optimization/70726
10249 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10250 shift amounts from a pattern stmt operand.
10252 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10255 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10256 stack_restore_from_fpr pattern when restoring r15.
10257 (s390_optimize_prologue): Strip away the memory barrier in the
10258 parallel when trying to get rid of restore insns.
10259 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10260 definition for loading the stack pointer from an FPR. Compared to
10261 the normal move insn this pattern includes a full memory barrier.
10263 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10265 PR middle-end/70680
10266 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10267 implicitly linear or lastprivate iterator on the outer context.
10269 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10271 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10273 * config/i386/i386.md (ssememalign): Removed.
10274 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10276 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10279 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10280 const short * to __builtin_ia32_loaddquhi512_mask.
10281 (_mm512_maskz_loadu_epi16): Likewise.
10282 (_mm512_mask_storeu_epi16): Pass short * to
10283 __builtin_ia32_storedquhi512_mask.
10284 (_mm512_mask_loadu_epi8): Pass const char * to
10285 __builtin_ia32_loaddquqi512_mask.
10286 (_mm512_maskz_loadu_epi8): Likewise.
10287 (_mm512_mask_storeu_epi8): Pass char * to
10288 __builtin_ia32_storedquqi512_mask.
10289 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10290 const double * to __builtin_ia32_loadupd512_mask.
10291 (_mm512_mask_loadu_pd): Likewise.
10292 (_mm512_maskz_loadu_pd): Likewise.
10293 (_mm512_storeu_pd): Pass double * to
10294 __builtin_ia32_storeupd512_mask.
10295 (_mm512_mask_storeu_pd): Likewise.
10296 (_mm512_loadu_ps): Pass const float * to
10297 __builtin_ia32_loadups512_mask.
10298 (_mm512_mask_loadu_ps): Likewise.
10299 (_mm512_maskz_loadu_ps): Likewise.
10300 (_mm512_storeu_ps): Pass float * to
10301 __builtin_ia32_storeups512_mask.
10302 (_mm512_mask_storeu_ps): Likewise.
10303 (_mm512_mask_loadu_epi64): Pass const long long * to
10304 __builtin_ia32_loaddqudi512_mask.
10305 (_mm512_maskz_loadu_epi64): Likewise.
10306 (_mm512_mask_storeu_epi64): Pass long long *
10307 to __builtin_ia32_storedqudi512_mask.
10308 (_mm512_loadu_si512): Pass const int * to
10309 __builtin_ia32_loaddqusi512_mask.
10310 (_mm512_mask_loadu_epi32): Likewise.
10311 (_mm512_maskz_loadu_epi32): Likewise.
10312 (_mm512_storeu_si512): Pass int * to
10313 __builtin_ia32_storedqusi512_mask.
10314 (_mm512_mask_storeu_epi32): Likewise.
10315 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10316 char * to __builtin_ia32_storedquqi256_mask.
10317 (_mm_mask_storeu_epi8): Likewise.
10318 (_mm256_mask_loadu_epi16): Pass const short * to
10319 __builtin_ia32_loaddquhi256_mask.
10320 (_mm256_maskz_loadu_epi16): Likewise.
10321 (_mm_mask_loadu_epi16): Pass const short * to
10322 __builtin_ia32_loaddquhi128_mask.
10323 (_mm_maskz_loadu_epi16): Likewise.
10324 (_mm256_mask_loadu_epi8): Pass const char * to
10325 __builtin_ia32_loaddquqi256_mask.
10326 (_mm256_maskz_loadu_epi8): Likewise.
10327 (_mm_mask_loadu_epi8): Pass const char * to
10328 __builtin_ia32_loaddquqi128_mask.
10329 (_mm_maskz_loadu_epi8): Likewise.
10330 (_mm256_mask_storeu_epi16): Pass short * to.
10331 __builtin_ia32_storedquhi256_mask.
10332 (_mm_mask_storeu_epi16): Pass short * to.
10333 __builtin_ia32_storedquhi128_mask.
10334 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10335 const double * to __builtin_ia32_loadupd256_mask.
10336 (_mm256_maskz_loadu_pd): Likewise.
10337 (_mm_mask_loadu_pd): Pass onst double * to
10338 __builtin_ia32_loadupd128_mask.
10339 (_mm_maskz_loadu_pd): Likewise.
10340 (_mm256_mask_storeu_pd): Pass double * to
10341 __builtin_ia32_storeupd256_mask.
10342 (_mm_mask_storeu_pd): Pass double * to
10343 __builtin_ia32_storeupd128_mask.
10344 (_mm256_mask_loadu_ps): Pass const float * to
10345 __builtin_ia32_loadups256_mask.
10346 (_mm256_maskz_loadu_ps): Likewise.
10347 (_mm_mask_loadu_ps): Pass const float * to
10348 __builtin_ia32_loadups128_mask.
10349 (_mm_maskz_loadu_ps): Likewise.
10350 (_mm256_mask_storeu_ps): Pass float * to
10351 __builtin_ia32_storeups256_mask.
10352 (_mm_mask_storeu_ps): ass float * to
10353 __builtin_ia32_storeups128_mask.
10354 (_mm256_mask_loadu_epi64): Pass const long long * to
10355 __builtin_ia32_loaddqudi256_mask.
10356 (_mm256_maskz_loadu_epi64): Likewise.
10357 (_mm_mask_loadu_epi64): Pass const long long * to
10358 __builtin_ia32_loaddqudi128_mask.
10359 (_mm_maskz_loadu_epi64): Likewise.
10360 (_mm256_mask_storeu_epi64): Pass long long * to
10361 __builtin_ia32_storedqudi256_mask.
10362 (_mm_mask_storeu_epi64): Pass long long * to
10363 __builtin_ia32_storedqudi128_mask.
10364 (_mm256_mask_loadu_epi32): Pass const int * to
10365 __builtin_ia32_loaddqusi256_mask.
10366 (_mm256_maskz_loadu_epi32): Likewise.
10367 (_mm_mask_loadu_epi32): Pass const int * to
10368 __builtin_ia32_loaddqusi128_mask.
10369 (_mm_maskz_loadu_epi32): Likewise.
10370 (_mm256_mask_storeu_epi32): Pass int * to
10371 __builtin_ia32_storedqusi256_mask.
10372 (_mm_mask_storeu_epi32): Pass int * to
10373 __builtin_ia32_storedqusi128_mask.
10374 * config/i386/i386-builtin-types.def (PCSHORT): New.
10375 (PINT64): Likewise.
10376 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10377 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10378 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10379 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10380 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10381 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10382 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10383 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10384 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10385 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10386 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10387 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10388 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10389 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10390 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10391 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10392 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10393 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10394 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10395 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10396 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10397 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10398 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10399 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10400 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10401 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10402 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10403 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10404 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10405 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10406 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10407 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10408 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10409 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10410 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10411 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10412 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10413 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10414 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10415 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10416 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10417 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10418 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10419 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10420 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10421 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10422 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10423 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10424 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10426 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10427 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10429 (ix86_expand_vector_move_misalign): Likewise.
10430 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10431 to scalar function prototype for unaligned load/store builtins.
10432 (ix86_expand_special_args_builtin): Updated.
10433 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10434 (UNSPEC_STOREU): Likewise.
10435 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10436 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10437 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10438 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10439 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10440 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10441 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10442 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10443 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10444 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10445 (<avx512>_storedqu<mode>_mask): Likewise.
10446 (*sse4_2_pcmpestr_unaligned): Likewise.
10447 (*sse4_2_pcmpistr_unaligned): Likewise.
10448 (*mov<mode>_internal): Renamed to ...
10449 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10450 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10451 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10452 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10454 2016-04-19 Richard Biener <rguenther@suse.de>
10456 PR tree-optimization/70171
10457 * tree-ssa-phiprop.c: Include stor-layout.h.
10458 (phiprop_insert_phi): Handle the aggregate copy case.
10459 (propagate_with_phi): Likewise.
10461 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10463 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10464 instead of simplify_gen_subreg (... , 0).
10465 (ix86_delegitimize_address): Ditto.
10466 (ix86_split_divmod): Ditto.
10467 (ix86_split_copysign_const): Ditto.
10468 (ix86_split_copysign_var): Ditto.
10469 (ix86_expand_args_builtin): Ditto.
10470 (ix86_expand_round_builtin): Ditto.
10471 (ix86_expand_special_args_builtin): Ditto.
10472 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10473 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10474 (udivmodqi4): Ditto.
10475 (absneg splitters): Ditto.
10476 (*jcc_bt<mode>_1): Ditto.
10478 2016-04-19 Richard Biener <rguenther@suse.de>
10480 PR tree-optimization/70724
10481 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10482 restoring out from ...
10483 (free_scc_vn): ... here.
10484 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10485 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10487 (pass_fre::execute): Restore SSA info.
10489 2016-04-19 Richard Biener <rguenther@suse.de>
10491 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10492 * gimple-walk.c (walk_gimple_op): Initialize it.
10493 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10494 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10495 remapping SSA names of defs.
10496 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10499 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10501 PR middle-end/70689
10502 * lra-constraints.c (equiv_substition_p): New.
10503 (process_alt_operands): Use it.
10504 (swap_operands): Swap it.
10505 (curr_insn_transform): Update it.
10507 2016-04-18 Michael Matz <matz@suse.de>
10509 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10510 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10511 * tree-core.h (tree_type_common.align): Use bit-field.
10512 (tree_type_common.spare): New.
10513 (tree_decl_common.off_align): Make smaller.
10514 (tree_decl_common.align): Use bit-field.
10516 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10517 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10518 (scan_sharing_clauses): Ditto.
10519 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10520 (omp_finish_file): Ditto.
10521 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10522 (layout_decl): Ditto.
10523 (relayout_decl): Ditto.
10524 (finalize_record_size): Use SET_TYPE_ALIGN.
10525 (finalize_type_size): Ditto.
10526 (finish_builtin_struct): Ditto.
10527 (layout_type): Ditto.
10528 (initialize_sizetypes): Ditto.
10529 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10530 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10531 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10532 (get_chain_field): Ditto.
10533 (get_trampoline_type): Ditto.
10534 (get_nl_goto_field): Ditto.
10535 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10537 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10538 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10539 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10540 (build_qualified_type): Use SET_TYPE_ALIGN.
10541 (build_aligned_type, build_range_type_1): Ditto.
10542 (build_atomic_base): Ditto.
10543 (build_common_tree_nodes): Ditto.
10544 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10545 (expand_one_stack_var_at): Ditto.
10546 * coverage.c (build_var): Use SET_DECL_ALIGN.
10547 * except.c (init_eh): Ditto.
10548 * function.c (assign_parm_setup_block): Ditto.
10549 * symtab.c (increase_alignment_1): Ditto.
10550 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10551 * tree-vect-stmts.c (ensure_base_align): Ditto.
10552 * varasm.c (align_variable): Ditto.
10553 (assemble_variable): Ditto.
10554 (build_constant_desc): Ditto.
10555 (output_constant_def_contents): Ditto.
10557 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10558 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10559 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10560 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10561 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10563 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10566 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10567 replace %vmovsd with "%vmovq".
10568 (vec_concatv2df): Likewise.
10570 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10572 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10573 (*vec_extractv2si_0): Ditto.
10574 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10575 (zero_extended_scalar_load_operand splitters): Ditto.
10576 (vec_extract splitters): Ditto.
10577 (*vec_extractv4si_0_zext): Ditto.
10578 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10579 and lowpart_subreg.
10580 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10581 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10582 (*sse4_1_extractps): Use lowpart_subreg.
10583 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10585 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10587 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10589 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10590 Mention Solaris 11 packaging changes.
10591 Update gas and gld requirements.
10592 Remove reference to pre-Solaris 10 bug.
10593 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10595 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10598 2016-04-17 Jan Hubicka <jh@suse.cz>
10600 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10601 max_loop_iterations_int.
10603 2016-04-18 Richard Biener <rguenther@suse.de>
10605 PR tree-optimization/43434
10606 * tree-ssa-structalias.c (struct vls_data): New.
10607 (visit_loadstore): Handle all pointer-based accesses.
10608 (compute_dependence_clique): Compute a bitmap of restrict tags
10609 assigned bases and pass it to visit_loadstore.
10611 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10614 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10615 armv8.1-a and armv8.1-a+crc.
10617 2016-04-18 Richard Biener <rguenther@suse.de>
10619 PR tree-optimization/70701
10620 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10621 references after translating through a memcpy.
10623 2016-04-18 Richard Biener <rguenther@suse.de>
10625 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10626 (compute_antic): ... here. For partial antic use regular
10627 postorder and scrap iteration.
10628 (compute_partial_antic_aux): Remove unused return value.
10629 (init_pre): Do not allocate postorder.
10630 (fini_pre): Do not free postorder.
10632 2016-04-18 Richard Biener <rguenther@suse.de>
10634 PR middle-end/37870
10635 * expmed.c (extract_bit_field_1): Remove broken case
10636 using a wider MODE_INT mode.
10638 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10640 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10641 unless compiling with at least GCC-4.8.
10643 2016-04-17 Jan Hubicka <jh@suse.cz>
10646 * graphite.c (graphite_finalize): Update call to
10647 tree_estimate_probability.
10648 * predict.h (tree_estimate_probability): Update prototype.
10650 2016-04-17 Jan Hubicka <jh@suse.cz>
10652 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10653 (tree_estimate_probability): Likewise.
10654 (pass_profile::execute): Update.
10655 (report_predictor_hitrates): New function.
10656 * profile.c (compute_branch_probabilities): Use it.
10657 * predict.h (report_predictor_hitrates): Declare.
10659 2016-04-17 Jan Hubicka <jh@suse.cz>
10662 * cgraph.h (cgraph_node::set_const_flag,
10663 cgraph_node::set_pure_flag): Update prototype to return bool;
10665 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10666 of interposable symbol are interposable, too.
10667 (cgraph_set_const_flag_1): Rename to ...
10668 (set_const_flag_1): ... this one; change to self recursive function
10669 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10670 clearnig the flag in all variants and also virtual thunks of const
10671 functions are pure; track if any change was done.
10672 (cgraph_node::set_const_flag): Update.
10673 (struct set_pure_flag_info): New struct.
10674 (cgraph_set_pure_flag_1): Rename to ...
10675 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10676 rather than pointer encoded flags; track if any changes was done;
10677 handle correctly clearning flag and setting flag of aliases already
10679 (cgraph_node::set_pure_flag): Update.
10680 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10682 2016-04-17 Tom de Vries <tom@codesourcery.com>
10685 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10686 backslash in label.
10688 2016-04-17 Tom de Vries <tom@codesourcery.com>
10690 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10691 '{}<> ' as escape-for-record.
10693 2016-04-17 Tom de Vries <tom@codesourcery.com>
10695 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10698 2016-04-17 Tom de Vries <tom@codesourcery.com>
10701 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10702 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10703 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10704 * passes.c (finish_optimization_passes): Only call
10705 finish_graph_dump_file if dfi->graph_dump_initialized.
10706 (execute_function_dump, pass_init_dump_file): Use
10707 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10709 2016-04-17 Tom de Vries <tom@codesourcery.com>
10711 PR tree-optimization/70256
10712 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10713 (debug_varmap): New function.
10715 2016-04-17 Tom de Vries <tom@codesourcery.com>
10718 * passes.c (pass_manager::register_pass): Propagate pflags.
10720 2016-04-17 Tom de Vries <tom@codesourcery.com>
10723 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10724 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10725 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10726 check if it's equal to p_start.
10727 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10729 2016-04-15 Jan Hubicka <jh@suse.cz>
10732 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10733 function does not bind to current def.
10734 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10735 handle conservatively calls to functions that does not need to bind
10737 (check_call): Update call of worse_state.
10738 (ignore_edge_for_nothrow): Update.
10739 (ignore_edge_for_pure_const): Likewise.
10740 (propagate_pure_const): Update calls to worse_state.
10741 (skip_function_for_local_pure_const): Reformat comments.
10743 2016-04-15 Jan Hubicka <jh@suse.cz>
10746 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10747 (cgraph_node::function_symbol): Likewise.
10748 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10749 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10750 (symtab_node::ultimate_alias_target): Add REF parameter.
10751 (symtab_node::binds_to_current_def_p): Declare.
10752 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10753 (cgraph_node::function_symbol): Likewise.
10754 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10755 (cgraph_node::get_availability): Likewise.
10756 (cgraph_edge::binds_to_current_def_p): New inline function.
10757 (varpool_node::get_availability): Add REF parameter.
10758 (varpool_node::ultimate_alias_target): Likewise.
10759 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10760 (symtab_node::binds_to_current_def_p): Likewise.
10761 * varpool.c (varpool_node::get_availability): Likewise.
10763 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10766 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10767 Fix mode size check.
10769 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10771 * BASE-VER: Set to 7.0.0.
10773 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10775 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10777 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10779 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10780 architecture revisions.
10782 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10784 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10785 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10786 * config/i386/i386.md (stack decrement to push peepholes): Guard
10787 with !x86_using_red_zone ().
10789 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10792 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10793 to dump_generic_node.
10794 (NIY): Pass also flags to do_niy.
10796 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10798 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10799 (simd_clone_vector_of_formal_parm_types)
10800 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10801 (simd_clone_mangle, simd_clone_create)
10802 (simd_clone_adjust_return_type, create_tmp_simd_array)
10803 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10804 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10805 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10806 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10807 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10808 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10809 * omp-simd-clone.c: ... this new file.
10810 (simd_clone_vector_of_formal_parm_types): Make it static.
10811 * Makefile.in (OBJS): Add omp-simd-clone.o.
10813 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10816 * config/i386/sse.md: Use proper memory operand modifiers.
10819 2016-04-15 Richard Biener <rguenther@suse.de>
10820 Alan Modra <amodra@gmail.com>
10822 PR tree-optimization/70130
10823 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10824 when alignment stays not the same and no not use the realign
10827 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10830 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10831 direct move handlers for KFmode. Change TFmode handlers test from
10832 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10834 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10837 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10838 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10839 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10840 * tree-ssa-live.c (remove_unused_scope_block_p): When
10841 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10842 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10843 block_ultimate_origin is FUNCTION_DECL.
10844 (remove_unused_locals): If current_function_decl is
10845 polymorphic_ctor_dtor_p, pass initial true to
10846 remove_unused_scope_block_p' is_ctor_dtor_block.
10848 2016-04-14 Martin Sebor <msebor@redhat.com>
10853 * doc/extend.texi (Variable Length): Revert.
10855 2016-04-14 Marek Polacek <polacek@redhat.com>
10856 Jan Hubicka <hubicka@ucw.cz>
10859 * tree.c (verify_type): Disable the canonical type of main variant
10862 2016-04-14 Jason Merrill <jason@redhat.com>
10864 * cfgexpand.c, expr.c: Revert previous change.
10866 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10868 PR middle-end/70643
10869 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10870 when building a mem ref for the incoming reduction variable.
10872 2016-04-14 Richard Biener <rguenther@suse.de>
10874 PR tree-optimization/70614
10875 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10876 loop if the evolution dropped to chrec_dont_know.
10877 (interpret_condition_phi): Likewise.
10879 2016-04-14 Richard Biener <rguenther@suse.de>
10881 PR tree-optimization/70623
10882 * tree-ssa-pre.c (changed_blocks): Make global ...
10883 (compute_antic): ... local here. Move and fix worklist
10884 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10885 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10886 worklist handling, dump when ANTIC_IN changed.
10887 (compute_partial_antic_aux): Remove worklist handling.
10888 (init_pre): Do not compute post dominators. Add a comment about
10889 the CFG order chosen.
10890 (fini_pre): Do not free post dominators.
10892 2016-04-13 Martin Sebor <msebor@redhat.com>
10897 * doc/extend.texi (Variable Length): Document C++ specifics.
10899 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10902 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10903 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10904 eh edges have been purged.
10907 * tree-sra.c (create_access_replacement,
10908 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10910 * tree-pretty-print.c (dump_fancy_name): New function.
10911 (dump_decl_name, dump_generic_node): Use it.
10913 2016-04-13 Jason Merrill <jason@redhat.com>
10915 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10916 * expr.c (expand_expr_real_1): Likewise.
10918 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10920 * config/i386/i386.md (kunpckhi): Swap operands.
10921 (kunpcksi): Likewise.
10922 (kunpckdi): Likewise.
10923 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10924 (vec_pack_trunc_<mode>): Likewise.
10926 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10929 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10931 PR middle-end/70633
10932 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10933 gimplification turns some element into non-constant.
10936 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10937 * explow.c (convert_memory_address_addr_space_1): No longer static,
10938 add NO_EMIT argument and don't call convert_modes if true, pass
10939 it down recursively, remove break after return.
10940 (convert_memory_address_addr_space): Adjust caller.
10941 * simplify-rtx.c (simplify_unary_operation_1): Call
10942 convert_memory_address_addr_space_1 instead of convert_memory_address,
10943 if it returns NULL, don't simplify.
10945 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10948 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10950 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10952 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10953 Bump the upper SIMDLEN limits, so that if the return type or
10954 characteristic type if the return type is void can be passed in
10955 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10958 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10961 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10962 Do not use "=" constraint on an input constraint.
10963 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10964 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10965 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10966 generates (neg (abs ...)) instead of (abs ...).
10968 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10970 PR rtl-optimization/70596
10971 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10972 just invalidate LRA data and reset them. Adjust dump wording.
10974 2016-04-12 Martin Liska <mliska@suse.cz>
10977 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10979 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10981 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10982 max_loop_iterations_int.
10983 (tree_unswitch_outer_loop): Likewise.
10984 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10985 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10987 2016-04-12 Tom de Vries <tom@codesourcery.com>
10989 PR tree-optimization/68756
10990 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10991 instead of new_name.
10993 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10995 PR tree-optimization/70602
10996 * tree-sra.c (generate_subtree_copies): Don't write anything into
10997 constant pool decls.
10999 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11000 regardless whether there are depend clauses or not.
11002 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11005 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11006 target attribute and pragma from changing the -mfloat128
11007 and -mfloat128-hardware options.
11009 * doc/extend.texi (Additional Floating Types): Document PowerPC
11010 __float128 restrictions.
11012 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11015 * config/aarch64/driver-aarch64.c
11016 (aarch64_get_extension_string_for_isa_flags): New.
11017 (arch_extension): Rename to...
11018 (aarch64_arch_extension): ...This.
11019 (ext_to_feat_string): Rename to...
11020 (aarch64_extensions): ...This.
11021 (aarch64_core_data): Keep track of architecture extension flags.
11022 (cpu_data): Rename to...
11023 (aarch64_cpu_data): ...This.
11024 (aarch64_arch_driver_info): Keep track of architecture extension
11026 (get_arch_name_from_id): Rename to...
11027 (get_arch_from_id): ...This, change return type.
11028 (host_detect_local_cpu): Update and reformat for renames, handle
11029 extensions through common infrastructure.
11031 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11034 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11035 track of a canonical flag name.
11036 (all_extensions): Likewise.
11037 (arch_to_arch_name): Also track extension flags enabled by the arch.
11038 (all_architectures): Likewise.
11039 (aarch64_parse_extension): Move to here.
11040 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11042 (aarch64_rewrite_selected_cpu): Update for above change.
11043 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11044 are handled, such that the single explicit value enabled by an
11045 extension is kept seperate from the implicit values it also enables.
11046 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11048 (aarch64_parse_extension): New.
11049 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11050 here to config/aarch64/aarch64-protos.h.
11051 (aarch64_parse_extension): Move from here to
11052 common/config/aarch64/aarch64-common.c.
11053 (aarch64_option_print): Update.
11054 (aarch64_declare_function_name): Likewise.
11055 (aarch64_start_file): Likewise.
11056 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11057 the canonical flag for extensions.
11058 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11061 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11063 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11066 2016-04-09 Tom de Vries <tom@codesourcery.com>
11068 PR tree-optimization/68953
11069 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11070 first to last subscript.
11072 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11074 PR tree-optimization/70586
11075 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11078 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11082 PR tree-optimization/70373
11083 PR middle-end/70533
11084 PR middle-end/70534
11085 PR middle-end/70535
11086 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11087 clauses for acc parallel reductions as necessary. Error on those
11089 * omp-low.c (scan_sharing_clauses): Don't install variables which
11090 are used in acc parallel reductions.
11091 (lower_rec_input_clauses): Remove dead code.
11092 (lower_oacc_reductions): Add support for reference reductions.
11093 (lower_reduction_clauses): Remove dead code.
11094 (lower_omp_target): Don't remap variables appearing in acc parallel
11096 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11098 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11100 PR middle-end/70593
11101 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11102 with multiple SSA_NAME defs, force the outputs other than first
11103 to be live before calling live_track_process_def on each output.
11105 PR rtl-optimization/70574
11106 * fwprop.c (forward_propagate_and_simplify): Don't add
11107 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11108 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11109 paradoxical subregs within *loc.
11111 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11113 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11114 -ftree-parallelize-loops={0,1}.
11115 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11116 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11117 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11118 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11119 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11121 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11124 * asan.c (instrument_derefs): If we get unknown location, extract it
11125 with EXPR_LOCATION.
11126 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11128 2016-04-08 Tom de Vries <tom@codesourcery.com>
11130 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11131 implicit firstprivate clause.
11133 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11136 * config/arm/thumb2.md (tst + branch-> lsls + branch
11137 peephole below *orsi_not_shiftsi_si): Require that condition
11138 register is dead after the peephole.
11139 (second peephole after the above): Likewise.
11141 2016-04-08 Alan Modra <amodra@gmail.com>
11144 * builtins.c (fold_builtin_classify): For IBM extended precision,
11145 look at just the high-order double to test for NaN.
11146 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11147 test just the high double for Inf but both doubles for subnormal
11150 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11152 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11153 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11154 node->simdclone->mask_mode != VOIDmode masks.
11155 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11156 earlier, use it instead of node->simdclone.
11157 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11158 Set clonei->mask_mode.
11160 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11163 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11164 Pass it through to cp_parser_already_scoped_statement.
11165 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11166 it through to cp_parser_statement.
11167 (cp_parser_statement): Pass IF_P through to
11168 cp_parser_iteration_statement.
11169 (cp_parser_pragma): Adjust call to
11170 cp_parser_iteration_statement.
11172 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11175 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11176 resolve a future -Wparentheses warning.
11177 * omp-low.c (scan_sharing_clauses): Likewise.
11178 * tree-parloops.c (eliminate_local_variables): Likewise.
11180 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11182 PR rtl-optimization/70398
11183 * lra-constraints.c (process_address_1): Check zero scale and code
11184 for reloading with zero scale.
11186 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11188 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11189 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11191 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11193 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11194 Add support for AVX512F clones, include them by default for
11195 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11196 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
11199 PR middle-end/70550
11200 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
11201 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
11202 firstprivate clauses.
11203 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
11204 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
11205 (lower_omp_target): Set TREE_NO_WARNING for
11206 non-addressable possibly uninitialized vars which are copied into
11207 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11209 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11211 * config/pa/predicates.md (integer_store_memory_operand): Accept
11212 REG+D operands with a large offset when reload_in_progress is true.
11213 (floating_point_store_memory_operand): Likewise.
11215 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11218 * match.pd (nested int casts): Limit to GIMPLE.
11220 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11223 * ipa-devirt.c (maybe_record_node): Fix comment; use
11224 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11226 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11228 PR rtl-optimization/70542
11229 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11230 if there are any uses other than insn or debug insns.
11232 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11233 Jakub Jelinek <jakub@redhat.com>
11235 PR tree-optimization/70509
11236 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11237 Shift HOST_WIDE_INT_1U instead of 1.
11239 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11241 PR tree-optimization/70509
11242 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11243 of the vector base type for index.
11245 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11248 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11250 2016-04-05 Richard Biener <rguenther@suse.de>
11252 PR tree-optimization/70526
11253 * tree-sra.c (build_ref_for_offset): Use prev_base to
11254 extract the alias pointer type.
11256 2016-04-05 Richard Biener <rguenther@suse.de>
11258 * dse.c (struct store_info): Remove alias_set member.
11259 (struct read_info_type): Likewise.
11260 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11261 spill_deleted, clear_alias_set_lookup): Remove.
11262 (get_group_info): Remove dead base == NULL_RTX case.
11263 (dse_step0): Remove initialization of removed variables.
11264 (delete_dead_store_insn): Reomve alias set dumping.
11265 (free_read_records): Remove alias_set handling.
11266 (canon_address): Remove alias_set_out parameter.
11267 (record_store): Remove spill_alias_set, it's always zero.
11268 (check_mem_read_rtx): Likewise.
11269 (dse_step2): Rename from ...
11270 (dse_step2_nospill): ... this. Adjust.
11271 (scan_stores): Rename from ...
11272 (scan_stores_nospill): ... this.
11273 (scan_reads): Rename from ...
11274 (scan_reads_nospill): ... this.
11275 (scan_stores_spill, scan_reads_spill): Remove.
11276 (dse_step3_scan): Remove for_spills argument which is always false.
11277 (dse_step3): Likewise.
11278 (dse_step5): Rename from ...
11279 (dse_step5_nospill): ... this. Remove alias_set handling.
11280 (rest_of_handle_dse): Adjust.
11282 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11285 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11286 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11287 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11288 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11290 2016-04-05 Richard Biener <rguenther@suse.de>
11292 PR middle-end/70499
11293 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11294 non-register type temporaries into SSA.
11296 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11299 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11300 calls when sanitizing.
11301 (possible_polymorphic_call_target_p): Fix formatting.
11303 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11304 Jakub Jelinek <jakub@redhat.com>
11306 PR middle-end/70457
11307 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11308 to ensure a call statement is compatible with a built-in's
11310 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11313 2016-04-04 Richard Biener <rguenther@suse.de>
11315 PR rtl-optimization/70484
11316 * rtl.h (canon_output_dependence): Declare.
11317 * alias.c (canon_output_dependence): New function.
11318 * dse.c (record_store): Use canon_output_dependence rather
11319 than canon_true_dependence.
11321 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11324 * cgraph.h (symtab_node::copy_visibility_from): New function.
11325 * symtab.c (symtab_node::copy_visibility_from): New function.
11326 * ipa-visibility.c (optimize_weakref): New function.
11327 (function_and_variable_visibility): Use it.
11329 2016-04-04 Martin Liska <mliska@suse.cz>
11332 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11333 value that is really in range handled by SBR instruction.
11334 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11335 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11336 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11338 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11342 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11343 set, but not for SP_REG operands.
11345 2016-04-02 Martin Sebor <msebor@redhat.com>
11348 * fold-const.c (maybe_nonzero_address): New function.
11349 (fold_comparison): Call it. Fold equality and relational
11350 expressions involving null pointers.
11351 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11353 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11355 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11356 the "Y" constraint (scalar FP 0.0 immediate).
11358 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11359 Add the "const_double" to the list of operand constraints.
11361 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11363 PR rtl-optimization/70467
11364 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11365 If low word of the last operand is 0, just emit addition/subtraction
11368 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11371 * config/s390/s390.c (s390_expand_insv): Check for everything
11372 constant instead of just VOIDmode stuff.
11374 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11377 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11379 2016-04-01 Nathan Sidwell <nathan@acm.org>
11381 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11383 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11385 PR rtl-optimization/70461
11386 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11389 2016-03-31 Martin Liska <mliska@suse.cz>
11392 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11393 a tree value or an immediate integer value to a buffer
11394 that is eventually copied to a BRIG section.
11395 (emit_immediate_operand): Call the function here.
11396 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11397 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11398 of class' fields that are removed.
11399 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11400 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11401 m_brig_repr_size fields.
11403 2016-03-31 Martin Liska <mliska@suse.cz>
11406 * hsa-gen.c (hsa_function_representation::update_dominance): New
11408 (convert_addr_to_flat_segment): Likewise.
11409 (gen_hsa_memory_set): New alignment argument.
11410 (gen_hsa_ctor_assignment): Likewise.
11411 (gen_hsa_insns_for_single_assignment): Provide alignment
11412 to gen_hsa_ctor_assignment.
11413 (gen_hsa_insns_for_direct_call): Add new argument.
11414 (expand_lhs_of_string_op): New function.
11415 (expand_string_operation_builtin): Likewise.
11416 (expand_memory_copy): New function.
11417 (expand_memory_set): New function.
11418 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11419 (convert_switch_statements): Change signature.
11420 (generate_hsa): Use a return value of the function.
11421 (pass_gen_hsail::execute): Do not call
11422 convert_switch_statements here.
11423 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11424 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11425 (hsa_function_representation::update_dominance): New function.
11427 2016-03-31 Martin Liska <mliska@suse.cz>
11430 * hsa-brig.c (emit_directive_variable): Emit alignment
11431 according to hsa_symbol::m_align.
11432 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11433 (dump_hsa_symbol): Dump alignment of HSA symbols.
11434 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11435 (gen_hsa_addr_with_align): New function.
11436 (hsa_bitmemref_alignment): Use newly added function.
11437 (gen_hsa_insns_for_load): Likewise.
11438 (gen_hsa_insns_for_store): Likewise.
11439 (gen_hsa_memory_copy): New argument added.
11440 (gen_hsa_insns_for_single_assignment): Respect
11441 alignment for assignments processed via gen_hsa_memory_copy.
11442 (gen_hsa_insns_for_direct_call): Likewise.
11443 (gen_hsa_insns_for_return): Likewise.
11444 (gen_function_def_parameters): Set default alignment.
11445 * hsa.c (hsa_object_alignment): New function.
11446 (hsa_byte_alignment): Pasted function.
11447 * hsa.h (hsa_symbol::m_align): New field.
11449 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11451 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11452 scratch field for goto case.
11454 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11456 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11458 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11461 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11462 (scalar_chain::convert_insn): Call convert_op for reg
11463 moves to handle undefined registers.
11465 2016-03-31 Nathan Sidwell <nathan@acm.org>
11468 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11469 Assert we don't want to move backwards.
11471 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11474 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11476 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11478 PR rtl-optimization/70460
11479 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11480 with operand from REG_LABEL_OPERAND, instead substitute
11481 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11482 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11484 2016-03-31 Martin Liska <mliska@suse.cz>
11486 * passes.c (execute_one_pass): Do not call
11487 todo_after for a discarded function.
11489 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11491 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11492 (no_cost, infinite_cost): Initialize the new field.
11493 (get_computation_cost_at): Record setup cost.
11494 (determine_use_iv_cost_address): Skip cost computation for sub
11495 uses if we can estimate it without losing accuracy.
11497 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11499 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11501 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11502 max_loop_iterations_int.
11503 (tree_unswitch_outer_loop): Likewise.
11504 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11505 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11507 2016-03-30 Richard Biener <rguenther@suse.de>
11509 PR middle-end/70450
11510 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11512 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11515 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11516 in gen_blendm expander.
11518 2016-03-30 Nick Clifton <nickc@redhat.com>
11521 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11522 case where we are already provided with an SImode SUBREG.
11524 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11527 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11528 conflict between DRAP register and __builtin_eh_return.
11530 2016-03-30 Michael Matz <matz@suse.de>
11531 Richard Biener <rguenther@suse.de>
11534 * ipa-polymorphic-call.c (struct type_change_info): Change
11535 speculative to an unsigned allowing to limit the work we do.
11536 (csftc_abort_walking_p): New inline function..
11537 (check_stmt_for_type_change): Limit the number of may-defs
11538 skipped for speculative devirtualization to
11539 max-speculative-devirt-maydefs.
11540 * params.def (max-speculative-devirt-maydefs): New param.
11541 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11543 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11546 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11549 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11551 PR tree-optimization/59124
11552 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11553 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11555 2016-03-29 Jeff Law <law@redhat.com>
11557 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11559 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11561 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11564 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11566 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11567 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11568 gcrt0.o if linking dynamically.
11570 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11573 * ipa-devirt.c (methods_equal_p): New function.
11574 (compare_virtual_tables): Use it.
11575 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11576 * cgraphclones.c (clone_function_name_1): Use
11577 symbol_table::symbol_suffix_separator.
11578 * coverage.c (build_var): Likewise.
11579 * symtab.c (symbol_table::symbol_suffix_separator): New.
11581 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11583 PR rtl-optimization/70429
11584 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11585 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11586 mode != result_mode.
11589 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11591 PR tree-optimization/70405
11592 * ssa-iterators.h (num_imm_uses): Add missing braces.
11594 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11596 PR rtl-optimization/68695
11597 * ira-color.c (allocno_copy_cost_saving): New.
11598 (improve_allocation): Use it.
11600 2016-03-29 Richard Henderson <rth@redhat.com>
11602 PR middle-end/70355
11603 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11605 2016-03-29 Richard Biener <rguenther@suse.de>
11607 PR middle-end/70424
11608 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11609 use alignment returned by get_pointer_alignment_1 if it is
11610 bigger than BITS_PER_UNIT.
11611 * builtins.c (get_pointer_alignment_1): Do not return true
11612 for alignment extracted from SSA info.
11614 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11616 * config/ft32/ft32.opt (mnodiv): New.
11617 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11618 * doc/invoke.texi (FT32 Options -mnodiv): New.
11620 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11623 * config/i386/i386.md (define_split, andn): Fix modes.
11625 2016-03-26 Richard Biener <rguenther@suse.de>
11626 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11629 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11631 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11632 as 2nd argument to cl_optimization_restore().
11634 2016-03-25 Richard Henderson <rth@redhat.com>
11637 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11638 * config/aarch64/aarch64-protos.h: Declare it.
11639 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11641 2016-03-25 Alan Modra <amodra@gmail.com>
11644 * config/rs6000/constraints.md (j): Simplify.
11645 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11647 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11648 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11649 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11650 in all constraint alternatives.
11651 (movtd_64bit_nodm): Delete "j" constraint alternative.
11653 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11655 * tree-ssa-propagate.c: Enhance docs for
11656 SSA_PROP_NOT_INTERESTING.
11658 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11660 * doc/extend.texi: Fix typo in documentation to pure attribute.
11662 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11665 * config/pa/pa.md (bswapdi2): Use a scratch register.
11667 2016-03-24 Richard Henderson <rth@redhat.com>
11669 PR middle-end/69845
11670 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11673 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11675 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11676 using ix86_expand_binary_operator instead of gen_andsi3.
11678 2016-03-24 Richard Biener <rguenther@suse.de>
11680 PR tree-optimization/70396
11681 * tree-vect-stmts.c (vectorizable_comparison): Use
11682 get_vectype_for_scalar_type.
11684 2016-03-24 Richard Biener <rguenther@suse.de>
11686 PR middle-end/70370
11687 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11688 with register bases.
11690 2016-03-24 Richard Biener <rguenther@suse.de>
11692 PR tree-optimization/70372
11693 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11694 build_all_ones_cst to also handle vector types correctly.
11696 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11699 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11702 2016-03-23 Marek Polacek <polacek@redhat.com>
11705 * doc/invoke.texi: Document -Wignored-attributes.
11707 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11709 PR tree-optimization/69042
11710 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11711 parameter from 30 to 40.
11713 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11715 PR tree-optimization/69042
11716 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11717 for use with constant offset stripped in base.
11719 2016-03-23 Richard Biener <rguenther@suse.de>
11721 PR middle-end/70251
11722 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11723 mode compatibility check.
11724 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11726 2016-03-23 Jeff Law <law@redhat.com>
11728 PR tree-optimization/64058
11729 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11731 (struct ssa_conflicts): Move up earlier in the file.
11732 (conflicts_, var_map_): New static variables.
11733 (initialize_conflict_count): New function to initialize the
11734 CONFLICT_COUNT field for each conflict pair.
11735 (compare_pairs): Lazily initialize the conflict count and use it
11736 as the first tie-breaker.
11737 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11738 and wipe conflicts_ and map_ around the call to qsort. Remove
11739 special case for 2 coalesce pairs.
11740 * bitmap.c (bitmap_count_unique_bits): New function.
11741 (bitmap_count_bits_in_word): New function, extracted from
11743 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11744 * bitmap.h (bitmap_count_unique_bits): Declare it.
11746 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11749 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11750 transparent alias chain for decl assembler name.
11751 * config/sol2.c (solaris_assemble_visibility): Likewise.
11753 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11755 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11757 (v10_fdivs): Likewise.
11758 (v10_fdivd): Likewise.
11760 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11763 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11764 to not call fclose twice on file.
11766 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11768 PR tree-optimization/70354
11769 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11770 oprnd0 is wider than oprnd1 and there is a cast from the wider
11771 type to oprnd1, mask it with the mask of the narrower type.
11774 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11775 Optimize TARGET_STV splitters, if high or low word of last argument
11778 2016-03-22 Jeff Law <law@redhat.com>
11781 tree-ssa-threadbackward.c
11782 (fsm_find_control_statement_thread_paths): Correctly distinguish
11783 between old style jump threads vs FSM jump threads.
11785 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11788 * config/i386/i386.c (scalar_chain::convert_op): Support
11789 uninitialized register usage case.
11791 2016-03-22 Richard Biener <rguenther@suse.de>
11793 PR middle-end/70251
11794 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11796 (capture::gen_transform): ... to change behavior when substituting
11797 a condition into cond or not-cond expr context.
11798 (dt_simplify::gen_1): Adjust.
11799 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11800 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11801 last change and instead change to
11802 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11803 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11805 2016-03-22 Anthony Green <green@moxielogic.com>
11807 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11808 issue for moxiebox targets.
11809 (CC1PLUS_SPEC): Ditto.
11811 2016-03-22 Richard Biener <rguenther@suse.de>
11813 PR middle-end/70333
11814 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11817 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11819 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11821 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11824 * config/i386/i386.c (def_builtin): Handle
11825 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11827 (const struct builtin_description bdesc_special_args[]):
11828 Remove duplicate ISA bits.
11830 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11833 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11834 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11835 in a way that works also for AVX512BW.
11838 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11839 instead of source if operands[1] is xmm16 and above and
11840 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11841 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11844 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11845 on assign if (*from_p) is a comparison, set it to
11846 TREE_NO_WARNING (*from_p).
11848 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11850 PR middle-end/70326
11851 * lra.c (restore_scratches): Ignore deleted insns.
11853 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11854 Jakub Jelinek <jakub@redhat.com>
11856 PR tree-optimization/70317
11857 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11860 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11863 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11864 of ix86_expand_move.
11866 (movti): Use general_operand for operand 1 predicate.
11868 2016-03-21 Martin Liska <mliska@suse.cz>
11870 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11872 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11874 2016-03-21 Martin Liska <mliska@suse.cz>
11877 * ipa-icf.c (sem_function::parse): Skip static
11878 constructors and destructors.
11880 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11883 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11884 function-like macro, peek following token(s) if it is followed
11885 by CPP_OPEN_PAREN token with optional padding in between, and
11886 if not, don't treat it like a macro.
11888 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11889 Alexander Monakov <amonakov@ispras.ru>
11891 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11892 for the stabs debug format.
11894 2016-03-21 Richard Biener <rguenther@suse.de>
11896 PR tree-optimization/70310
11897 * tree-vect-generic.c (expand_vector_condition): Fold the built
11900 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11903 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11904 Block third alternative for AVX-512VL target,
11906 2016-03-21 Martin Liska <mliska@suse.cz>
11909 * hsa-brig.c (emit_function_directives): Mark unemitted
11910 global variables for emission.
11911 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11912 (get_symbol_for_decl): Likewise.
11913 * hsa.h (struct hsa_symbol): New flag.
11915 2016-03-21 Richard Biener <rguenther@suse.de>
11917 PR tree-optimization/70288
11918 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11919 we do not estimate unsimplified all-constant conditionals or
11920 switches as optimized away.
11922 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11924 PR rtl-optimization/69102
11925 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11926 when we have a readonly dependency context.
11928 2016-03-18 Jeff Law <law@redhat.com>
11930 PR rtl-optimization/70263
11931 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11932 (update_equiv_regs): When trying to move a store to after the insn
11933 that sets the source of the store, make sure the store occurs after
11934 the insn that sets the source of the store. When successful note
11935 the REG_EQUIV note created in the dump file.
11937 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11938 Bernd Schmidt <bschmidt@redhat.com>
11940 * doc/extend.texi: Document more potential problems with basic asms.
11942 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11944 PR rtl-optimization/70278
11945 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11948 2016-03-18 Jason Merrill <jason@redhat.com>
11950 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11952 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11954 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11955 values to 128b regs.
11957 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11959 PR tree-optimization/70252
11960 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11961 boolean vector has a proper number of elements.
11962 (supportable_narrowing_operation): Likewise.
11964 2016-03-18 Tom de Vries <tom@codesourcery.com>
11967 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11969 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11971 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11972 instead of replace_rtx for DEBUG_INSNs.
11974 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11976 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11977 load type reservations.
11979 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11982 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11983 define_constraint for "Q" and "T" constraints.
11985 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11987 Tweak the pipeline model for Exynos M1
11989 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11992 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11995 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11996 where one or both locations aren't within a line_map.
11998 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12001 * opts.c (finish_options): Don't set flag_pie to the default if
12002 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12005 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12007 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12008 true as ALL_REGS argument to replace_rtx.
12010 2016-03-17 Richard Biener <rguenther@suse.de>
12013 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12016 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12019 * rtl.h (replace_rtx): Add ALL_REGS argument.
12020 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12021 equality and assert mode is the same, instead of just rtx pointer
12023 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12024 true as ALL_REGS argument to replace_rtx.
12026 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12028 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12029 for boolean vector with vector mode only.
12030 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12032 2016-03-17 Nick Clifton <nickc@redhat.com>
12035 * config/rx/rx.c (rx_print_integer): Print negative constants in
12038 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12041 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12043 2016-03-16 Richard Henderson <rth@redhat.com>
12044 Richard Biener <rguenth@suse.de>
12046 PR middle-end/70240
12047 PR middle-end/68215
12049 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12050 first operand as is_gimple_condexpr.
12052 PR middle-end/70240
12053 PR middle-end/68215
12055 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12056 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12057 Do not gimplify the result.
12058 (do_unop): Adjust call to tree_vec_extract.
12059 (do_binop): Likewise.
12060 (do_compare): Likewise.
12061 (do_plus_minus): Likewise.
12062 (do_negate): Likewise.
12063 (expand_vector_condition): Likewise.
12064 (do_cond): Likewise.
12066 2016-03-16 Richard Henderson <rth@redhat.com>
12069 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12070 (aarch64_classify_address): Use it.
12071 (aarch64_legitimize_address): Force all subexpressions of PLUS
12072 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12074 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12075 Richard Biener <rguenth@suse.de>
12078 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12079 return to even if only REGNO is equal, and assert
12082 2016-03-11 Jeff Law <law@redhat.com>
12084 PR rtl-optimization/70224
12085 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12087 2016-03-16 Richard Henderson <rth@redhat.com>
12089 PR middle-end/70199
12090 * function.h (struct function): Add has_forced_label_in_static.
12091 * gimplify.c (force_labels_r): Set it.
12092 * lto-streamer-in.c (input_struct_function_base): Read it.
12093 * lto-streamer-out.c (output_struct_function_base): Write it.
12094 * tree-inline.c (has_label_address_in_static_1): Remove.
12095 (copy_forbidden): Remove fndecl parameter; test
12096 has_forced_label_in_static.
12097 (inline_forbidden_p): Update call to copy_forbidden.
12098 (tree_versionable_function_p): Likewise.
12099 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12100 (chkp_versioning): Likewise.
12101 * tree-inline.h (copy_forbidden): Update decl.
12103 2016-03-16 Marek Polacek <polacek@redhat.com>
12106 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12107 function being thunked if the result type doesn't have fixed size.
12108 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12109 doesn't have fixed size.
12111 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12113 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12114 reporting malformed loop nest.
12116 2016-03-16 Tom de Vries <tom@codesourcery.com>
12119 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12120 nodes.length () == 1 test to before first nodes[0] access.
12122 2016-03-16 Tom de Vries <tom@codesourcery.com>
12124 PR tree-optimization/68715
12125 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12126 single_pred_p test.
12128 2016-03-16 Tom de Vries <tom@codesourcery.com>
12130 PR tree-optimization/68809
12131 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12134 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12135 Sandra Loosemore <sandra@codesourcery.com>
12137 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12138 on leaf attribute. Mention ELF interposition problems.
12140 2016-03-16 Alan Modra <amodra@gmail.com>
12142 PR rtl-optimization/69195
12143 PR rtl-optimization/47992
12144 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12147 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12150 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12152 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12154 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12156 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12158 PR rtl-optimization/70222
12159 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12160 optimization if mode is different from result_mode, queue up masking
12161 of the result in outer_op. Formatting fix.
12163 PR middle-end/70239
12164 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12167 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12169 PR rtl-optimization/69032
12170 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12171 looping backwards over basic block insns.
12173 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12176 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12177 to non-speculative when propagating trap bits.
12179 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12181 PR rtl-optimization/63384
12182 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12183 DEBUG_INSN_P insns.
12185 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12188 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12189 factored out from ...
12190 (sched_analyze_insn): ... here.
12191 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12192 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12193 get_implicit_reg_pending_clobbers in it.
12194 (setup_id_reg_sets): Use setup_id_implicit_regs.
12195 (deps_init_id): Ditto.
12197 2016-03-15 Tom de Vries <tom@codesourcery.com>
12200 * cgraph.c (cgraph_node::get_body): Save, reset and restore
12202 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
12203 execute_function_dump.
12204 (execute_one_pass): Don't dump function if it will be dumped after ipa
12207 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12209 * genrecog.c (match_pattern_2): If pred is NULL don't call
12210 safe_predicate_mode on it.
12212 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12214 PR middle-end/70219
12215 * lra-constraints.c (delete_move_and_clobber): Change assertion
12216 to also allow dregno == 0.
12218 2016-03-14 Richard Henderson <rth@redhat.com>
12221 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12222 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12223 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12224 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12227 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12230 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12232 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12234 * lra-constraints.c (split_reg): For hard regs, try to find the
12235 biggest single-register mode used in the function.
12237 2016-03-14 Richard Biener <rguenther@suse.de>
12239 PR tree-optimization/56365
12240 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12241 constants to compare against.
12243 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12246 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12247 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12248 (define_split for the GPR case): Use int_reg_operand instead of
12249 gpc_reg_operand for the output.
12251 2016-03-14 Tom de Vries <tom@codesourcery.com>
12253 PR tree-optimization/70045
12254 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12255 create_empty_if_region_on_edge argument.
12257 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12259 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12260 (STACK_CHECK_PROTECT): Likewise.
12261 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12262 (STACK_CHECK_PROTECT): Likewise.
12263 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12264 (STACK_CHECK_PROTECT): Likewise.
12265 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12266 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12267 (STACK_CHECK_PROTECT): Likewise.
12269 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12271 PR rtl-optimization/69307
12272 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12273 registers in modes that span more than one register.
12275 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12278 * lra-constraints.c (delete_move_and_clobber): New.
12279 (remove_inheritance_pseudos): Use it.
12281 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12284 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12285 the libcall is LCT_THROW.
12286 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12287 for the checking routine.
12289 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12292 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12293 optimization if we have direct move.
12294 (roundu32<mode>2_fprs): Likewise.
12296 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12299 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12301 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12302 Arguments swapped. All callers changed. Take reg_renumber into
12303 account, and Calculate and compare register ranges for hard regs.
12305 2016-03-11 Jeff Law <law@redhat.com>
12307 PR tree-optimization/70190
12308 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12309 Handle cases where we can not extract the taken edge, even though we
12310 found a constant value.
12312 PR tree-optimization/64058
12313 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12314 (num_coalesce_pairs): Move up earlier in file.
12315 (find_coalesce_pair): Initialize the INDEX field for each pair
12317 (compare_pairs): No longer sort on the elements in each pair.
12318 Instead break ties with the index of the coalesce pair.
12320 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12323 * config/aarch64/aarch64-protos.h
12324 (aarch64_save_restore_target_globals): New prototype.
12325 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12326 Call the above when popping pragma.
12327 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12329 (aarch64_set_current_function): Rewrite using the above.
12331 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12333 PR tree-optimization/70177
12334 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12335 (extract_ops_from_tree): ... this. In the 2 argument
12336 overload remove _1 suffix.
12337 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12338 (extract_ops_from_tree): ... this.
12339 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12341 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12342 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12343 extract_ops_from_tree instead of 2 operand one.
12345 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12347 PR tree-optimization/70013
12348 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12349 for constant-pool entries.
12351 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12353 PR rtl-optimization/70174
12354 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12355 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12357 PR tree-optimization/70169
12358 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12359 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12362 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12363 Jakub Jelinek <jakub@redhat.com>
12366 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12367 of uninitialized values.
12369 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12371 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12373 ("*trunctddd2"): New pattern definition.
12374 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12377 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12379 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12380 definitions for BFP and DFP rounding modes.
12381 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12382 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12383 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12384 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12387 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12389 * config/s390/constraints.md: Adjust comment.
12390 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12391 s390_decompose_addrstyle_without_index.
12392 * config/s390/predicates.md (shift_count_or_setmem_operand):
12393 Rename to setmem_operand.
12394 * config/s390/s390-protos.h
12395 (s390_decompose_shift_count): Rename to
12396 s390_decompose_addrstyle_without_index.
12397 * config/s390/s390.c (s390_decompose_shift_count)
12398 (s390_mem_constraint, print_shift_count_operand)
12399 (print_operand_address, print_operand): Rename
12400 s390_decompose_shift_count to
12401 s390_decompose_addrstyle_without_index and rename
12402 print_shift_count_operand to print_addrstyle_operand troughout the
12404 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12405 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12406 Rename shift_count_or_setmem_operand to setmem_operand.
12407 * config/s390/vx-builtins.md ("vec_insert<mode>")
12408 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12411 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12414 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12415 Handle overlapping retval and newval.
12417 2016-03-10 Nick Clifton <nickc@redhat.com>
12420 * config/aarch64/aarch64.c
12421 (aarch64_override_options_after_change_1): When forcing
12422 flag_omit_frame_pointer to be true, use a special value that can
12423 be detected if this function is called again, thus preventing
12424 flag_omit_leaf_frame_pointer from being forced to be false.
12426 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12428 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12429 Set x_flag_omit_leaf_frame_pointer when handling
12430 -momit-leaf-frame-pointer.
12432 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12435 * cgraph.c (cgraph_node::dump): Dump split_part and
12436 indirect_call_target.
12437 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12438 * ipa.c (has_addr_references_p): Cleanup.
12439 (is_indirect_call_target_p): New.
12440 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12441 called indirectly as local.
12442 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12444 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12447 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12448 on cxa_pure_virtual.
12450 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12453 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12455 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12458 * tree.c (need_assembler_name_p): Only record main variant type names.
12460 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12463 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12464 Always define to 0 or 1.
12465 (TARGET_FIX_ERR_A53_843419): New macro.
12466 * config/aarch64/aarch64-elf-raw.h
12467 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12468 * config/aarch64/aarch64-linux.h: Likewise.
12469 * config/aarch64/aarch64.c
12470 (aarch64_override_options_after_change_1): Do not default
12471 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12473 (aarch64_attributes): Handle fix-cortex-a53-843419.
12474 (aarch64_can_inline_p): Likewise.
12475 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12477 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12478 Jakub Jelinek <jakub@redhat.com>
12480 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12481 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12482 DECL_COMMONS if flag_unconstrained_commons is set.
12483 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12484 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12485 (funconstrained-commons): Document.
12487 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12489 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12490 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12492 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12494 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12495 has a proper number of elements.
12497 2016-03-10 Alan Modra <amodra@gmail.com>
12499 PR rtl-optimization/69195
12500 PR rtl-optimization/47992
12501 * ira.c (recorded_label_ref): Delete.
12502 (update_equiv_regs): Return void.
12503 (indirect_jump_optimize): New function.
12504 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12505 before regstat_compute_ri. Don't rebuild_jump_labels here.
12506 Delete update_regstat.
12508 2016-03-10 Richard Biener <rguenther@suse.de>
12510 PR tree-optimization/70128
12511 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12512 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12514 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12516 PR tree-optimization/70152
12517 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12518 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12521 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12522 instead of gen_sse2_loadlpd.
12523 * config/i386/sse.md (*vec_concatv2df): Rename to...
12524 (vec_concatv2df): ... this.
12526 PR tree-optimization/70127
12527 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12529 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12533 * diagnostic-show-locus.c (compatible_locations_p): New function.
12534 (layout::layout): Sanitize ranges using compatible_locations_p.
12536 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12540 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12541 location_range param with three const expanded_locations * and a
12543 (layout::layout): Replace call to
12544 rich_location::lazily_expand_location with get_expanded_location.
12545 Extract the range and perform location expansion here, passing
12546 the results to the layout_range ctor.
12547 * diagnostic.c (source_range::debug): Delete.
12548 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12549 of rich_location::get_expanded_location.
12550 * gcc-rich-location.c (get_range_for_expr): Delete.
12551 (gcc_rich_location::add_expr): Reimplement to avoid the
12552 rich_location::add_range overload that took a location_range,
12553 passing a location_t instead.
12555 2016-03-09 Richard Biener <rguenther@suse.de>
12556 Jakub Jelinek <jakub@redhat.com>
12558 PR tree-optimization/70138
12559 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12560 Also skip vect_double_reduction_def.
12562 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12565 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12566 if the operand is "m".
12568 2016-03-09 Nathan Sidwell <nathan@acm.org>
12570 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12572 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12574 * config/i386/i386.c (processor_target_table): Fix cost table
12575 intialization order for znver1.
12577 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12579 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12580 - becuase -> because.
12581 * ipa-reference.c (ignore_module_statics): Likewise.
12582 * cgraph.c (cgraph_node::get_body): Likewise.
12583 * ipa-inline.c (early_inliner): Likewise.
12584 * ipa-devirt.c (types_same_for_odr): Likewise.
12585 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12586 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12588 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12590 * tree-ssa-math-opts.c: Fix typo in comment.
12592 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12595 * config/i386/i386.c (scalar_chain::make_vector_copies,
12596 scalar_chain::convert_reg): Call end_sequence in between
12597 get_insns and emit_conversion_insns rather than after both
12600 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12603 * config/i386/i386.h (machine_function): Add
12604 pc_thunk_call_expanded flag.
12605 (ix86_pc_thunk_call_expanded): New define.
12606 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12607 (*set_got): Rename insn pattern from set_got.
12608 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12609 * config/i386/i386.c (ix86_compute_frame_layout): Use
12610 ix86_pc_thunk_call_expanded to prevent red-zone.
12612 2016-03-07 Martin Jambor <mjambor@suse.cz>
12614 * hsa.h (hsa_get_ctor_statements): Declare.
12615 (hsa_get_dtor_statements): Likewise.
12616 (hsa_get_kernel_dispatch_type): Likewise.
12617 * hsa.c (hsa_get_ctor_statements): New function.
12618 (hsa_get_dtor_statements): Likewise.
12619 (hsa_get_kernel_dispatch_type): Likewise.
12620 * hsa-brig.c (hsa_cdtor_statements): Removed.
12621 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12622 hsa_get_dtor_statements.
12623 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12624 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12626 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12628 * config/arm/arm-cores.def (cortex-r8): New.
12629 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12630 * config/arm/arm-tune.md: Likewise.
12631 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12633 2016-03-07 Martin Sebor <msebor@redhat.com>
12635 PR rtl-optimization/19705
12636 * doc/invoke.texi (Options That Control Optimization): Clarify
12637 -fno-branch-count-reg.
12639 2016-02-26 Richard Biener <rguenther@suse.de>
12640 Jeff Law <law@redhat.com>
12642 PR tree-optimization/69740
12643 * cfghooks.c (remove_edge): Request loop fixups if we delete
12644 an edge that might turn an irreducible loop into a natural
12646 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12647 Move after definition of loops_state_clear.
12649 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12651 PR rtl-optimization/69052
12652 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12655 2016-03-07 Tom de Vries <tom@codesourcery.com>
12657 PR tree-optimization/70116
12658 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12659 is_tm_ending stmts and ubsan/asan internal functions.
12660 (find_duplicate): Use it. Don't test is_tm_ending here.
12662 2016-03-07 Richard Biener <rguenther@suse.de>
12664 PR tree-optimization/70115
12665 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12666 (propagate_constants_for_unrolling): Use replace_uses_by.
12668 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12670 PR middle-end/69916
12671 * omp-low.c (struct oacc_loop): Add ifns.
12672 (new_oacc_loop_raw): Initialize it.
12673 (finish_oacc_loop): Clear mask & flags if no ifns.
12674 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12675 (oacc_loop_xform_loop): Add ifns arg & adjust.
12676 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12678 2016-03-07 Richard Henderson <rth@redhat.com>
12681 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12682 (insert_value_copy_on_edge): Likewise.
12684 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12686 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12688 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12691 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12693 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12695 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12697 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12699 Fix sseimul type attribute.
12700 * config/i386/znver1.md
12701 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12702 znver1_sseimul_avx256_load) : Fix the type attribute.
12703 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12704 pipe usage and latency.
12706 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12709 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12710 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12713 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12716 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12718 PR rtl-optimization/69941
12719 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12720 the reg share its mode.
12722 2016-03-04 Jeff Law <law@redhat.com>
12724 PR tree-optimization/69196
12725 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12726 If the both SSA_NAMEs are anonymous, then consider them unassociated
12727 and include the PHI in the statement count.
12729 2016-03-05 Tom de Vries <tom@codesourcery.com>
12731 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12732 construct in oacc routine. Check for oacc region in oacc routine.
12734 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12737 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12738 2016-02-22 changes, instead don't recurse if RECUR is already true.
12739 Don't change *dynamic_check if RECUR. Adjust recursive caller
12740 to pass true to the new argument.
12741 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12744 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12745 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12747 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12749 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12751 PR rtl-optimization/57676
12752 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12753 with flag_checking.
12755 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12757 * tree-vect-patterns.c (search_type_for_mask): Handle
12758 comparison of booleans.
12760 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12762 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12766 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12767 all other ops that have dw_val_class_die_ref operands,
12768 and DW_OP_GNU_entry_value.
12770 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12772 PR rtl-optimization/69904
12773 * config/arm/arm.c (arm_cannot_copy_insn_p):
12774 Return true for load-exclusive instructions.
12776 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12779 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12780 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12781 the pattern no matter if it is used just by non-pattern, pattern
12783 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12784 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12785 oprnd1 def_stmt is in pattern, don't look through it.
12787 2016-03-03 Marek Polacek <polacek@redhat.com>
12789 PR middle-end/70050
12790 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12792 2016-03-03 Martin Liska <mliska@suse.cz>
12794 PR tree-optimization/70043
12795 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12796 previous statement if we see a debug statement.
12798 2016-03-03 Richard Biener <rguenther@suse.de>
12800 PR tree-optimization/55936
12801 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12802 parameter and guard unsafe equivalence use.
12803 (vrp_evaluate_conditional_warnv_with_ops): Always use
12804 safe equivalences but not via the quadratic compare_names
12807 2016-03-03 Michael Collison <michael.collison@linaro.org>
12810 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12811 for operand 1 to s_register_operand. Change predicate for operand
12812 2 to arm_not_immediate_operand.
12814 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12816 * doc/tm.texi: Regenerated.
12818 2016-03-02 Richard Henderson <rth@redhat.com>
12821 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12822 simplification when all args are positive non-fixed registers.
12824 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12826 * target.def (lra_p): Specify that new ports should use LRA.
12828 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12831 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12832 gimplify_type_sizes the type they refer to.
12833 (omp_notice_variable): Handle reference vars to VLAs.
12834 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12835 reference to VLA decls in the second pass instead of first pass.
12837 2016-03-02 Tom de Vries <tom@codesourcery.com>
12839 PR tree-optimization/68659
12840 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12841 new_expr == NULL_TREE.
12842 (get_new_name): Handle ADDR_EXPR.
12844 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12846 PR rtl-optimization/69052
12847 * loop-invariant.c (canonicalize_address): New function.
12848 (inv_can_prop_to_addr_use): Check validity of address expression
12849 which is canonicalized by above function.
12851 2016-03-02 Alan Modra <amodra@gmail.com>
12854 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12857 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12860 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12861 (*movhi_internal): Put mask moves from and to memory separately
12862 from moves from/to GPRs.
12864 2016-03-02 Richard Biener <rguenther@suse.de>
12866 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12867 GENERIC expressions in GIMPLE.
12869 2016-03-02 Richard Biener <rguenther@suse.de>
12871 * config/i386/i386.c (type_natural_mode): Fix typo.
12873 2016-03-02 Nick Clifton <nickc@redhat.com>
12875 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12877 2016-03-02 Richard Biener <rguenther@suse.de>
12878 Uros Bizjak <ubizjak@gmail.com>
12881 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12883 2016-03-02 Richard Biener <rguenther@suse.de>
12885 PR middle-end/67278
12886 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12888 2016-03-02 Marek Polacek <polacek@redhat.com>
12891 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12892 "is promoted to" warning.
12894 2016-03-01 DJ Delorie <dj@redhat.com>
12896 * config.gcc: Deprecate mep-*.
12898 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12900 PR middle-end/70025
12901 * lra-constraints.c (regno_val_use_in): New.
12902 (match_reload): Use it instead of regno_use_in.
12904 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12906 PR rtl-optimization/70007
12907 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12908 references present in REG_EQUAL notes attached to non-SET patterns.
12910 2016-03-01 Jeff Law <law@redhat.com>
12912 PR tree-optimization/69196
12913 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12914 Appropriately clamp the number of statements to copy when the
12915 thread path does not traverse a loop backedge.
12917 PR tree-optimization/69196
12918 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12919 Do count some PHIs in the thread path against the insn count. Decrease
12920 final statement count by one as the control statement in the last
12921 block will get removed. Remove special cased code for handling PHIs
12924 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12927 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12928 asm dialect alternatives to explicit GOTPCREL calls.
12930 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12933 * ira.c (do_reload): Issue warning for generic stack checking here...
12934 * reload1.c (reload): ...instead of here and streamline it.
12936 2016-03-01 Nick Clifton <nickc@redhat.com>
12938 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12940 2016-03-01 Richard Biener <rguenther@suse.de>
12942 PR tree-optimization/69983
12943 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12944 types and fall back to operand_equal_p.
12946 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12949 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12951 * config/s390/constraints.md ("jm8"): New constraint.
12952 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12954 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12956 ("*setmem_long<setmem_and>"): New pattern.
12957 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12959 ("*setmem_long_31z<setmem_and>"): New pattern.
12960 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12961 New substitution rules with the required attributes.
12964 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12967 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12969 * gensupport.c (process_substs_on_one_elem): Split loop to
12970 complete mark_operands_used_in_match_dup on all expressions in the
12972 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12973 and remove function.
12975 2016-03-01 Richard Biener <rguenther@suse.de>
12977 PR middle-end/70022
12978 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12979 vector BIT_FIELD_REF extract.
12981 2016-03-01 Richard Biener <rguenther@suse.de>
12983 PR tree-optimization/69994
12984 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12986 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12988 PR tree-optimization/69956
12989 * tree-vect-stmts.c (supportable_widening_operation): Support
12990 multi-step conversion of boolean vectors.
12991 (supportable_narrowing_operation): Likewise.
12993 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12995 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12998 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13000 * config/s390/subst.md (DSI_VI): New mode iterator.
13001 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13002 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13003 the insn definition.
13004 ("*vec_set<mode>"): Change predicate and add alternative to
13005 support only either register or const_int operands as element
13007 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13009 ("vec_extract<mode>"): New expander.
13010 ("*vec_extract<mode>"): New insn definition supporting reg and
13011 const_int element selectors.
13012 ("*vec_extract<mode>_plus"): New insn definition supporting
13013 reg+const_int element selectors.
13014 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13015 following expander+insn definition.
13016 ("<vec_shifts_name><mode>3"): New expander.
13017 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13019 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13021 * config/s390/s390.md ("*tabort_1"): Change predicate to
13022 nonmemory_operand. Add a second alternative to cover
13023 register as well as const int operands.
13024 ("*tabort_1_plus"): New pattern definition.
13026 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13028 * config/s390/s390.md ("*ashrdi3_cc_31")
13029 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13030 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13031 Merge insn definitions into ...
13032 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13033 New pattern definition.
13034 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13035 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13036 ("*ashr<mode>3_and"): Merge insn definitions into ...
13037 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13038 New pattern definition.
13039 * config/s390/subst.md ("addr_style_op_cc_subst")
13040 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13041 substitutions patterns plus attributes.
13042 Add ashiftrt to SUBST iterator.
13044 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13046 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13047 op2 to nonmemory_operand.
13048 ("*<shift>di3_31", "*<shift>di3_31_and"):
13049 Merge into single pattern definition ...
13050 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13051 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13052 pattern definition ...
13053 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13054 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13057 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13059 * config/s390/predicates.md (const_int_6bitset_operand): New
13061 * config/s390/s390.md: Include subst.md.
13062 ("rotl<mode>3"): New expander.
13063 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13065 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13066 * config/s390/subst.md: New file.
13068 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13070 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13071 Remove RRR type. It doesn't really exist.
13072 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13074 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13075 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13076 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13077 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13078 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13079 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13080 `enabled' attribute.
13082 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13084 * gensupport.c (process_substs_on_one_elem): Split loop to
13085 complete mark_operands_used_in_match_dup on all expressions in the
13087 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13088 and remove function.
13090 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13093 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13094 (CEIL_NWORDS): ...this. Use CEIL macro.
13095 (compute_fp_layout): Adjust to above renaming.
13096 (function_arg_union_value): Likewise.
13097 (sparc_arg_partial_bytes): Likewise.
13098 (sparc_function_arg_advance): Likewise.
13100 2016-02-29 Jeff Law <law@redhat.com>
13102 PR tree-optimization/70005
13103 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13104 where an object with a boolean range is compared against a value
13107 PR tree-optimization/69999
13108 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13109 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13112 2016-02-29 Richard Biener <rguenther@suse.de>
13114 PR tree-optimization/69994
13115 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13116 (get_unary_op): Look through nop conversions.
13117 (ops_equal_values_p): New function, look for equality diregarding
13119 (eliminate_plus_minus_pair): Use ops_equal_values_p
13120 (repropagate_negates): Do not use get_unary_op here.
13122 2016-02-29 Martin Liska <mliska@suse.cz>
13124 * system.h: Poison ENABLE_CHECKING macro.
13126 2016-02-29 Martin Liska <mliska@suse.cz>
13128 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13129 is presented in dump flags.
13130 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13131 (hsa_regalloc): Likewise.
13133 2016-02-19 Richard Biener <rguenther@suse.de>
13135 PR tree-optimization/69980
13136 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13137 permutation of those we need to keep.
13139 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13142 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13143 (NWORDS_UP): ...this
13144 (init_cumulative_args): Minor tweaks.
13145 (sparc_promote_function_mode): Likewise.
13146 (scan_record_type): Delete.
13147 (traverse_record_type): New function template.
13148 (classify_data_t): New structure type.
13149 (classify_registers): New inline function.
13150 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13151 exhausted. Instantiate traverse_record_type on classify_registers and
13152 deal with the case of a structure passed in slot #15 with no FP field
13154 (assign_data_t): New structure type.
13155 (compute_int_layout): New static function.
13156 (compute_fp_layout): Likewise.
13157 (count_registers): New inline function.
13158 (assign_int_registers): New static function.
13159 (assign_fp_registers): Likewise.
13160 (assign_registers): New inline function.
13161 (function_arg_record_value_1): Delete.
13162 (function_arg_record_value_2): Likewise.
13163 (function_arg_record_value_3): Likewise.
13164 (function_arg_record_value): Adjust to above changes. Instantiate
13165 traverse_record_type on count_registers to first count the number of
13166 registers to be used and then on assign_registers to assign them.
13167 (function_arg_union_value): Adjust to above renaming.
13168 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13169 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13170 case of a structure passed in slot #15
13171 (sparc_function_arg_advance): Likewise.
13172 (function_arg_padding): Minor tweak.
13174 2016-02-29 Richard Biener <rguenther@suse.de>
13176 PR tree-optimization/69720
13177 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13178 the adjustment_def path for possibly vectorized defs.
13179 (vect_create_epilog_for_reduction): Handle vectorized initial
13182 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13184 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13186 2016-02-27 Jeff Law <law@redhat.com>
13189 2016-02-26 Richard Biener <rguenther@suse.de>
13190 Jeff Law <law@redhat.com>
13192 PR tree-optimization/69740
13193 * cfghooks.c (remove_edge): Request loop fixups if we delete
13194 an edge that might turn an irreducible loop into a natural
13197 2016-02-27 Jakub Jelinek <jakub@redhat.com>
13199 PR rtl-optimization/69896
13200 * tree-vect-generic.c (get_compute_type): Avoid single element
13203 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
13205 Rename the AArch64 tuning option and related functions to enable the
13206 Newton series for the reciprocal square root to reflect its
13207 approximative characteristic.
13209 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13210 function to "aarch64_emit_approx_rsqrt".
13211 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13212 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13213 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13214 (xgene1_tunings): Likewise.
13215 (use_rsqrt_p): Likewise.
13216 (aarch64_emit_swrsqrt): Use new function name.
13217 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13218 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13219 text explaining this option.
13220 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13222 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13225 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13226 complain about -mallow-movmisalign without -mvsx if
13227 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13229 2016-02-26 Joel Sherrill <joel@rtems.org>
13231 * config.gcc: Add x86_64-*-rtems*.
13232 * config/i386/rtems-64.h: New file.
13234 2016-02-26 Joel Sherrill <joel@rtems.org>
13236 * config.gcc: Add aarch64-*-rtems*.
13237 * config/aarch64/rtems.h: New file.
13239 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13242 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13243 shift amount using %h. Add comment.
13245 2016-02-26 Richard Biener <rguenther@suse.de>
13246 Jeff Law <law@redhat.com>
13248 PR tree-optimization/69740
13249 * cfghooks.c (remove_edge): Request loop fixups if we delete
13250 an edge that might turn an irreducible loop into a natural
13253 2016-02-26 Martin Jambor <mjambor@suse.cz>
13255 PR middle-end/69920
13256 * tree-sra.c (sra_modify_assign): Do not remove loads of
13257 uninitialized aggregates to SSA_NAMEs.
13259 2016-02-26 Richard Henderson <rth@redhat.com>
13262 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13263 pseudo in case the target rtx matches the source of the left
13266 2016-02-26 Martin Jambor <mjambor@suse.cz>
13269 * hsa.h (hsa_type_packed_p): Declare.
13270 * hsa.c (hsa_type_packed_p): New function.
13271 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13273 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13274 * hsa-brig.c (emit_basic_insn): Likewise.
13276 2016-02-26 Martin Jambor <mjambor@suse.cz>
13279 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13281 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13283 2016-02-26 Martin Jambor <mjambor@suse.cz>
13285 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13286 hsa_op_with_type operands.
13287 (hsa_unsigned_type_for_type): Declare.
13288 * hsa.c (hsa_unsigned_type_for_type): New function.
13289 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13290 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13291 the finalizer. Do not emit extra move.
13293 2016-02-26 Martin Jambor <mjambor@suse.cz>
13295 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13296 atomic operations in private segment.
13298 2016-02-26 Martin Jambor <mjambor@suse.cz>
13300 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13301 statements to wi->info. Also disallow omp simd constructs.
13302 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13303 for not gridifying. Dump special string for omp_for.
13305 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13308 * config/aarch64/aarch64.c (aarch64_set_current_function):
13309 Save/restore target globals when switching to
13310 target_option_default_node.
13312 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13315 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13316 Return 0 if !SHIFT_COUNT_TRUNCATED.
13318 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13319 Eric Botcazou <ebotcazou@adacore.com>
13321 PR rtl-optimization/69891
13322 * dse.c (scan_insn): If we can't figure out memset arguments
13323 or they are non-constant, call clear_rhs_from_active_local_stores.
13325 2016-02-26 Martin Liska <mliska@suse.cz>
13327 * doc/extend.texi: Mention clog10, clog10f an clog10l
13328 in Builtins section.
13330 2016-02-26 Martin Liska <mliska@suse.cz>
13332 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13334 (resolve_args_picking_1): Likewise.
13335 * dwarf2out.h (struct GTY): Likewise.
13337 2016-02-26 Martin Liska <mliska@suse.cz>
13339 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13340 with flag_checking.
13341 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13343 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13344 Martin Liska <mliska@suse.cz>
13346 * doc/install.texi: Mention --enable-valgrind-annotations.
13348 2016-02-26 Richard Biener <rguenther@suse.de>
13350 PR tree-optimization/69551
13351 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13352 looking through aliases adjust DECL_PT_UID to refer to the
13353 ultimate alias target.
13355 2016-02-25 Martin Liska <mliska@suse.cz>
13357 PR middle-end/69919
13358 * alloc-pool.c (after_memory_report): New variable.
13359 * alloc-pool.h (base_pool_allocator ::release): Do not use
13360 the infrastructure if after_memory_report.
13361 * toplev.c (toplev::main): Mark after memory report.
13363 2016-02-25 Richard Biener <rguenther@suse.de>
13365 PR tree-optimization/48795
13366 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13368 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13371 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13372 offloading is enabled and -fopenacc or -fopenmp is specified.
13373 (CRTOFFLOADEND): Likewise.
13374 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13375 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13376 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13377 (offload_objects_file_name): New static var.
13378 (tool_cleanup): Remove offload_objects_file_name file.
13379 (find_offloadbeginend): Replace with ...
13380 (find_crtoffloadtable): ... this.
13381 (run_gcc): Remove offload_argc and offload_argv.
13382 Get offload_objects_file_name from -foffload-objects=... option.
13383 Read names of object files with offload from this file, pass them to
13384 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13385 don't pass offloadbegin and offloadend to the linker. Don't pass
13386 offload non-LTO files to the linker, because now they're not claimed.
13388 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13391 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13392 on builtin_unreachable.
13394 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13396 PR rtl-optimization/69896
13397 * regcprop.c: Include cfgrtl.h.
13398 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13399 than remembered mode, either delete it (if noop_move_p), or
13400 treat like copy_p but not noop_p instruction.
13402 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13405 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13406 - allow NULL decl for Fortran DW_TAG_common_block variables.
13408 2016-02-24 Jason Merrill <jason@redhat.com>
13410 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13412 2016-02-24 Richard Biener <rguenther@suse.de>
13413 Jakub Jelinek <jakub@redhat.com>
13415 PR middle-end/69760
13416 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13417 conditionally executed ops to well-defined overflow behavior.
13419 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13421 PR middle-end/69915
13422 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13425 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13427 PR rtl-optimization/69886
13428 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13429 argument. Use it when checking validity of set instructions.
13430 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13431 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13433 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13434 * store-motion.c (find_moveable_store): Update
13435 can_assign_to_reg_without_clobbers_p callsite.
13437 2016-02-24 Richard Biener <rguenther@suse.de>
13439 PR middle-end/68963
13440 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13442 (record_nonwrapping_iv): Do not fall back to the low/high bound
13443 for non-constant IV bases if the stmt is not always executed.
13445 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13447 * config/arm/arm-cores.def (cortex-a32): New entry.
13448 * config/arm/arm-tables.opt: Regenerate.
13449 * config/arm/arm-tune.md: Regenerate.
13450 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13451 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13452 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13453 for -mcpu and -mtune.
13455 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13458 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13459 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13460 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13461 (atomic_loaddi_1): Delete.
13462 (atomic_loaddi): Rewrite expander using the above changes.
13464 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13467 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13470 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13471 Richard Biener <rguenth@suse.de>
13473 PR middle-end/69909
13474 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13475 set_mem_attributes if tem is SSA_NAME which got expanded
13478 2016-02-24 Richard Biener <rguenther@suse.de>
13480 PR tree-optimization/69907
13481 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13482 end of permutations for BB vectorization.
13484 2016-02-24 Christian Bruel <christian.bruel@st.com>
13486 * config/arm/arm-c.c (arm_option_override): Initialize
13487 target_option_current_node.
13488 * config/arm/arm.c (arm_pragma_target_parse): Replace
13489 build_target_option_node call by target_option_current_node.
13490 Set target_option_current_node.
13493 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13496 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13497 define_insn_and_split to define_insn.
13498 (zero_extendqi<mode>2_dot2): Same.
13499 (extendqi<mode>2_dot): Same.
13500 (extendqi<mode>2_dot2): Same.
13502 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13504 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13505 and add bypass for AES{D,E} and AESMC pairs.
13506 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13509 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13511 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13512 series for reciprocal square root in Exynos M1.
13514 2016-02-23 Martin Sebor <msebor@redhat.com>
13517 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13518 __builtin_alloca_with_align.
13520 2016-02-23 Richard Henderson <rth@redhat.com>
13522 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13523 (ix86_register_pragmas): Remove __seg_tls.
13524 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13525 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13526 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13527 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13528 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13529 * doc/extend.texi (__seg_tls): Remove item.
13531 2016-02-23 Richard Biener <rguenther@suse.de>
13533 * alloc-pool.h (struct allocation_object): Make id member
13534 conditional on CHECKING_P again.
13535 (get_instance): Adjust.
13536 (base_pool_allocator): Likewise.
13538 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13540 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13541 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13543 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13545 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13547 2016-02-23 Richard Biener <rguenther@suse.de>
13549 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13550 * bitmap.h (struct bitmap_usage): Likewise.
13551 (bitmap_move): Declare.
13552 * bitmap.c (register_overhead): Take size_t argument.
13553 (bitmap_move): New function.
13554 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13555 to properly account overhead.
13556 * tree.c (free_node): Use tree_size.
13558 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13561 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13562 when inverting comparison.
13565 * common.opt (Wunreachable-code): Add Warning flag.
13567 2016-02-23 Mark Wielaard <mjw@redhat.com>
13568 Jakub Jelinek <jakub@redhat.com>
13571 * cgraphunit.c (check_global_declaration): Check main_input_filename
13572 and DECL_SOURCE_FILE are not NULL.
13574 2016-02-23 Martin Jambor <mjambor@suse.cz>
13576 PR tree-optimization/69666
13577 * tree-sra.c (sra_modify_assign): Do not attempt to create
13578 default_def replacements for unscalarizable regions.
13580 2016-02-20 Mark Wielaard <mjw@redhat.com>
13583 * cgraphunit.c (check_global_declaration): Check level of
13584 warn_unused_const_variable and main_input_filename.
13585 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13586 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13587 (-Wunused-const-variable): Explain levels 1 and 2.
13589 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13592 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13593 identical arguments. Formatting and spelling fixes.
13596 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13601 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13602 and m68k-devices.def.
13603 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13604 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13606 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13608 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13609 and HImode registers.
13611 2016-02-22 Richard Biener <rguenther@suse.de>
13613 PR tree-optimization/69882
13614 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13615 preserve permutations present because of gaps.
13616 (vect_supported_load_permutation_p): Always continue checking
13617 permutations after vect_attempt_slp_rearrange_stmts.
13619 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13621 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13622 min_profitable_estimate, rather than min_profitable_iters.
13624 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13627 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13628 SImode for last match_operand.
13630 2016-02-22 Martin Liska <mliska@suse.cz>
13632 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13633 return bitsize - 1 as the return value.
13635 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13639 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13640 Handle negative shift counts.
13641 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13642 force_reg on the shift constant.
13643 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13644 (lshrsi3_d): Handle negative shift counts.
13646 2016-02-22 Richard Biener <rguenther@suse.de>
13647 Tom de Vries <tom@codesourcery.com>
13649 * graph.c: Include dumpfile.h.
13650 (print_graph_cfg): Split into three overloads.
13651 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13653 2016-02-22 Tom de Vries <tom@codesourcery.com>
13655 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13658 2016-02-22 Richard Biener <rguenther@suse.de>
13661 * ipa-inline-transform.c (inline_call): When not updating
13662 overall summaries adjust self size by the growth estimate.
13663 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13664 hash-set, do not update overall summaries here. Renamed from ...
13665 (inline_to_all_callers): ... this which is now wrapping the
13666 above and performing delayed overall summary update.
13667 (early_inline_small_functions): Delay updating of the overall
13670 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13672 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13675 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13678 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13679 :%* in %:gt() argument.
13680 (greater_than_spec_func): Adjust for expecting only numbers,
13681 if there are more than two numbers, compare the last two.
13683 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13685 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13686 -Wnarrowing with -std.
13688 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13691 * expr.c (store_field): Don't use bit-field path if exp is
13692 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13693 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13694 and the assignment can be performed by bitwise copy. Formatting
13697 PR middle-end/69838
13698 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13699 call copy_reg_eh_region_note_forward on before and/or after sequences
13700 and remove note from insn if it no longer can throw.
13703 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13704 if TARGET_AVX512BW.
13706 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13708 * config/s390/vector.md: Add missing commutative operand markers
13709 to the patterns which qualify for one.
13710 * config/s390/vx-builtins.md: Likewise.
13712 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13714 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13715 types to mode iterators.
13716 (vec_double): ... and mode attribute.
13717 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13719 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13721 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13722 Change the predicate of op2 from nonimmediate to general and let
13723 reload fix it if necessary.
13725 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13727 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13729 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13731 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13734 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13736 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13737 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13738 * config/s390/s390.md ("movstr<P:mode>"): Call
13739 s390_expand_vec_movstr.
13741 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13743 * config/s390/s390.md: Add missing output modifier for operand 1
13744 to print it as address properly.
13746 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13748 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13749 * config/s390/2964.md: New file.
13750 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13751 of insn grouping attributes depending on the CPU level.
13752 (s390_get_unit_mask): New function.
13753 (s390_sched_score): Remove the OOO from the scheduling macros.
13754 Add loop to calculate a score for the instruction mix.
13755 (s390_sched_reorder): Likewise plus improve debug output.
13756 (s390_sched_variable_issue): Rename macros as above. Calculate
13757 the unit distances after actually scheduling an insn. Improve
13759 (s390_sched_init): Clear last_scheduled_unit_distance array.
13760 * config/s390/s390.md: Include 2964.md.
13762 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13765 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13766 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13767 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13768 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13769 *avx512f_<code>v8div16qi2_mask_1): New insns.
13771 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13774 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13777 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13778 earlyclobber from target. Use wF constraint for fused memory
13780 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13782 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13783 Martin Liska <mliska@suse.cz>
13786 * cfgexpand.c (asan_sanitize_stack_p): New function.
13787 (partition_stack_vars): Use the function.
13788 (expand_stack_vars): Likewise.
13789 (defer_stack_allocation): Likewise.
13790 (expand_used_vars): Likewise.
13792 2016-02-18 Richard Biener <rguenther@suse.de>
13794 PR middle-end/69553
13795 * fold-const.c (operand_equal_p): Properly compare offsets for
13796 IMAGPART_EXPR and ARRAY_REF.
13798 2016-02-18 Nick Clifton <nickc@redhat.com>
13802 * config/arm/arm.c (arm_option_override_internal): Disable
13803 interworking if the target does not support thumb instructions.
13804 (arm_reload_in_hi): Handle the case where a register to register
13805 move needs reloading because there is no simple pattern to handle
13807 (arm_reload_out_hi): Likewise.
13809 2016-02-18 Richard Biener <rguenther@suse.de>
13811 PR middle-end/69854
13812 * match.pd: Don't use fold_binary or fold_unary for folding
13815 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13818 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13819 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13820 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13821 warn on gimple_no_warning_p statements.
13823 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13825 * doc/extend.texi (C++ Attributes): Correct description of
13826 warn_unused type attribute.
13828 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13830 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13831 correct instruction.
13833 2016-02-17 Richard Biener <rguenther@suse.de>
13835 PR rtl-optimization/69609
13836 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13837 (find_traces_1_round): When ending a trace update cached priority
13839 (bb_to_key): Use cached priority when available.
13840 (copy_bb): Initialize cached priority.
13841 (reorder_basic_blocks_software_trace_cache): Likewise.
13843 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13846 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13848 (aarch64_comparison_operator): Break overly long line into two.
13849 (aarch64_comparison_operation): Likewise.
13850 * config/aarch64/aarch64.md (cstorecc4): Use
13851 aarch64_comparison_operator_mode instead of
13852 aarch64_comparison_operator.
13853 (cstore<mode>4): Likewise.
13854 (aarch64_cstore<mode>): Likewise.
13855 (*cstoresi_insn_uxtw): Likewise.
13856 (cstore<mode>_neg): Likewise.
13857 (*cstoresi_neg_uxtw): Likewise.
13859 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13862 * config/arm/predicates.md (arm_comparison_operator_mode):
13864 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13865 instead of arm_comparison_operator.
13866 (*mov_negscc): Likewise.
13867 (*mov_notscc): Likewise.
13868 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13869 (*thumb2_mov_negscc): Likewise.
13870 (*thumb2_mov_negscc_strict_it): Likewise.
13871 (*thumb2_mov_notscc): Likewise.
13872 (*thumb2_mov_notscc_strict_it): Likewise.
13874 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13876 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13877 Add missing return.
13879 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13881 * config/visium/visium.c (machine_libfunc_index): New enum.
13882 (machine_libfuncs): New structure.
13883 (visium_libfuncs): New static variable.
13884 (TARGET_INIT_LIBFUNCS): Define to...
13885 (visium_init_libfuncs): ...this. New function.
13886 (expand_block_move_4): Use the appropriate libfunc.
13887 (expand_block_move_2): Likewise.
13888 (expand_block_move_1): Likewise.
13889 (expand_block_set_4): Likewise.
13890 (expand_block_set_2): Likewise.
13891 (expand_block_set_1): Likewise.
13892 (visium_trampoline_init): Likewise.
13894 2016-02-17 Nick Clifton <nickc@redhat.com>
13896 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13897 TI's devices.csv file as of March 2016.
13899 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13902 * opts-global.c (handle_common_deferred_options): Introduce and
13903 initialize two global variables to remember command-line options
13904 specifying a stack-limiting register.
13905 * opts.h: Add extern declarations of the two new global variables.
13906 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13907 variable based on the values of the two new global variables.
13909 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13912 * common.opt (Wnonnull-compare): New warning.
13913 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13914 of arguments against NULL.
13915 (-Wnonnull-compare): Document.
13916 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13917 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13918 * passes.def (pass_warn_nonnull_compare): Add.
13919 * gimple-ssa-nonnull-compare.c: New file.
13921 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13923 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13924 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13926 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13928 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13929 reciprocal sqrt for -mlow-precision-recip-sqrt.
13931 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13932 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13934 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13935 always use lane loads to construct non-constant vectors.
13937 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13939 * config/aarch64/aarch64.md
13940 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13941 constraints for operand 3.
13942 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13944 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13945 Richard Biener <rguenther@suse.de>
13947 PR tree-optimization/69820
13948 * tree-vect-patterns.c (type_conversion_p): Return false if
13949 *orig_type is unsigned single precision or boolean.
13950 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13953 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13955 PR rtl-optimization/69764
13956 PR rtl-optimization/69771
13957 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13958 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13960 2016-02-16 Richard Biener <rguenther@suse.de>
13962 PR tree-optimization/69776
13963 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13965 (indirect_refs_may_alias_p): Likewise.
13966 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13967 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13968 according to tbaa_p.
13969 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13970 (optimize_stmt): For redundant store discovery do not allow tbaa.
13972 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13974 PR tree-optimization/69714
13975 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13976 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13978 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13980 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13981 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13982 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13983 * config/arc/arc.c (arc_init): Check FPU options.
13984 (get_arc_condition_code): Handle new CC_FPU* modes.
13985 (arc_select_cc_mode): Likewise.
13986 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13987 register pair only. Allow access for ARCv2 accumulator.
13988 (gen_compare_reg): Whenever we have FPU support use FPU compare
13990 (arc_reorg): Don't generate brcc insns when FPU compare
13991 instructions are involved.
13992 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13993 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13994 floating point emulation.
13995 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13996 (REVERSE_CONDITION): Add new CC_FPU* modes.
13997 (TARGET_FP_SP_BASE): Define.
13998 (TARGET_FP_DP_BASE): Likewise.
13999 (TARGET_FP_SP_FUSED): Likewise.
14000 (TARGET_FP_DP_FUSED): Likewise.
14001 (TARGET_FP_SP_CONV): Likewise.
14002 (TARGET_FP_DP_CONV): Likewise.
14003 (TARGET_FP_SP_SQRT): Likewise.
14004 (TARGET_FP_DP_SQRT): Likewise.
14005 (TARGET_FP_DP_AX): Likewise.
14006 * config/arc/arc.md (ARCV2_ACC): New constant.
14007 (type): New fpu type attribute.
14008 (SDF): Conditional iterator.
14009 (cstore<mode>, cbranch<mode>): Change expand condition.
14010 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14011 handles FPU/FPX cases as well.
14012 * config/arc/arc.opt (mfpu): New option.
14013 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14015 (adddf3, muldf3, subdf3): Removed.
14016 * config/arc/predicates.md (proper_comparison_operator): Recognize
14018 * config/arc/fpu.md: New file.
14019 * doc/invoke.texi (ARC Options): Document mfpu option.
14021 2016-02-16 Richard Biener <rguenther@suse.de>
14023 PR rtl-optimization/69291
14024 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14025 noce_operand_ok check.
14027 2016-02-16 Tom de Vries <tom@codesourcery.com>
14030 * omp-low.c (simd_clone_create): Remove call to
14031 symtab->call_cgraph_insertion_hooks.
14033 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14035 PR tree-optimization/69802
14036 * tree-ssa-reassoc.c (update_range_test): If op is
14037 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14038 op == 1 test of precision 1 integral op, otherwise handle
14039 that case as op itself. Fix up formatting.
14040 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14043 2016-02-16 Richard Biener <rguenther@suse.de>
14045 PR tree-optimization/69586
14046 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14047 types for conversion sources.
14049 2016-02-16 Richard Biener <rguenther@suse.de>
14051 PR middle-end/69801
14052 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14053 mask OEP_ADDRESS_OF.
14055 2016-02-16 Alan Modra <amodra@gmail.com>
14058 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14059 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14060 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14062 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14063 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14064 (p8_fmrgow_<mode>): Likewise.
14065 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14067 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14068 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14069 to use movdi_internal64. Remove op0_di.
14070 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14072 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14074 Add support for the FCCMP insn types
14076 * config/aarch64/aarch64.md (fccmp): Change insn type.
14077 (fccmpe): Likewise.
14078 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14079 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14080 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14081 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14082 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14083 * config/arm/types.md (fccmps): Add new insn type.
14084 (fccmpd): Likewise.
14086 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14088 * alias.c (get_alias_set): Fix a typo in comment.
14090 2016-02-15 Richard Biener <rguenther@suse.de>
14092 PR tree-optimization/69595
14093 * match.pd: Complete range test simplification to true.
14095 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14097 PR rtl-optimization/69648
14098 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14099 pic_offset_table_rtx.
14101 PR rtl-optimization/69752
14102 * ira.c (update_equiv_regs): When looking for more than a single SET,
14103 also take other side effects into account.
14105 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14107 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14108 for z900+ CPUs in 31-bit mode.
14110 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14112 * common/config/s390/s390-common.c (s390_supports_split_stack):
14114 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14115 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14116 * config/s390/s390.c (struct machine_function): New field
14117 split_stack_varargs_pointer.
14118 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14119 in s390_emit_prologue.
14120 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14122 (morestack_ref): New global.
14123 (SPLIT_STACK_AVAILABLE): New macro.
14124 (s390_expand_split_stack_prologue): New function.
14125 (s390_live_on_entry): New function.
14126 (s390_va_start): Use split-stack vararg pointer if appropriate.
14127 (s390_asm_file_end): Emit the split-stack note sections.
14128 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14129 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14130 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14131 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14132 (split_stack_prologue): New expand.
14133 (split_stack_space_check): New expand.
14134 (split_stack_data): New insn.
14135 (split_stack_call): New expand.
14136 (split_stack_call_*): New insn.
14137 (split_stack_cond_call): New expand.
14138 (split_stack_cond_call_*): New insn.
14140 2016-02-15 Richard Biener <rguenther@suse.de>
14142 PR tree-optimization/69783
14143 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14144 Add trivially correct cases.
14146 2016-02-15 Tom de Vries <tom@codesourcery.com>
14149 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14151 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14153 2016-02-15 Richard Biener <rguenther@suse.de>
14155 PR tree-optimization/69776
14156 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14157 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14158 indicate whether we can use TBAA to disambiguate against stores.
14159 Use alias-set zero if not.
14160 (visit_reference_op_store): Do not use TBAA when looking up
14162 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14163 (eliminate_dom_walker::before_dom_children): But not when looking
14164 up redundant stores.
14166 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14168 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14170 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14172 * config/i386/znver1.md
14173 (znver1_pop, znver1_pop_mem,
14174 znver1_load_imov_double_store,
14175 znver1_load_imov_direct_store,
14176 znver1_load_imov_direct_load,
14177 znver1_load_imov_double_load): Add new.
14178 (znver1_insn, znver1_insn_load): Add icmov type.
14179 (znver1_sseavx_fma,
14180 znver1_sseavx_fma_load,
14182 znver1_avx256_fma_load): Fix pipe usage.
14184 2016-02-14 Alan Modra <amodra@gmail.com>
14187 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14188 with an invalid hard reg, reload just the reg not the entire
14189 pre/post-inc/dec address expression.
14191 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14194 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14195 fixed R1_REG scratch reg.
14196 (sibcall_value_pcrel_fdpic): Likewise.
14198 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14202 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
14204 2016-02-12 Walter Lee <walt@tilera.com>
14206 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
14207 * config/tilegx/t-tilegx: Likewise.
14209 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14212 * diagnostic-show-locus.c (struct line_span): New struct.
14213 (layout::get_first_line): Delete.
14214 (layout::get_last_line): Delete.
14215 (layout::get_num_line_spans): New member function.
14216 (layout::get_line_span): Likewise.
14217 (layout::print_heading_for_line_span_index_p): Likewise.
14218 (layout::get_expanded_location): Likewise.
14219 (layout::calculate_line_spans): Likewise.
14220 (layout::m_first_line): Delete.
14221 (layout::m_last_line): Delete.
14222 (layout::m_line_spans): New field.
14223 (layout::layout): Update comment. Replace m_first_line and
14224 m_last_line with m_line_spans, replacing their initialization
14225 with a call to calculate_line_spans.
14226 (diagnostic_show_locus): When printing source lines and
14227 annotations, rather than looping over a single span
14228 of lines, instead loop over each line_span within
14229 the layout, with an inner loop over the lines within them.
14230 Call the context's start_span callback when changing line spans.
14231 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14232 (diagnostic_build_prefix): Break out the building of the location
14233 part of the string into...
14234 (diagnostic_get_location_text): ...this new function, rewriting
14235 it from nested ternary expressions to a sequence of "if"
14237 (default_diagnostic_start_span_fn): New function.
14238 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14239 (diagnostic_context::start_span): New field.
14240 (default_diagnostic_start_span_fn): New prototype.
14242 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14245 * gcc.c (driver::finalize): Fix cleanup of "specs".
14247 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14251 * gcc.c (driver::driver): Initialize m_option_suggestions.
14252 (driver::~driver): Clean up m_option_suggestions.
14253 (suggest_option): Convert to...
14254 (driver::suggest_option): ...this, and split out into
14255 driver::build_option_suggestions and find_closest_string.
14256 (driver::build_option_suggestions): New function, from
14257 first half of suggest_option. Special-case
14258 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14259 the sanitizer_opts array. For options of enum types, add the
14260 various enum values to the candidate strings.
14261 (driver::handle_unrecognized_options): Remove "const".
14262 * gcc.h (driver::handle_unrecognized_options): Likewise.
14263 (driver::build_option_suggestions): New decl.
14264 (driver::suggest_option): New decl.
14265 (driver::m_option_suggestions): New field.
14266 * opts-common.c (add_misspelling_candidates): New function.
14267 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14268 and make non-static.
14269 * opts.h (sanitizer_opts): New array decl.
14270 (add_misspelling_candidates): New function decl.
14271 * spellcheck.c (find_closest_string): New function.
14272 * spellcheck.h (find_closest_string): New function decl.
14274 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14276 PR rtl-optimization/69764
14277 PR rtl-optimization/69771
14278 * optabs.c (expand_binop_directly): For shift_optab_p, force
14279 convert_modes with VOIDmode if xop1 has VOIDmode.
14281 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14284 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14285 to correctly determine instrumentation thunks.
14287 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14290 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14291 type by reference, force lhs on the call.
14294 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14295 Compute retval and retbnd early in all cases if split_part_return_p
14296 and return_bb is not EXIT. Remove all clobber stmts and reset
14297 all debug stmts that refer to SSA_NAMEs defined in split part,
14298 except if it is retval, in that case replace the old retval with the
14299 lhs of the call to the split part.
14301 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14304 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14306 PR middle-end/66726
14307 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14308 whose result is used in PHI.
14309 (maybe_optimize_range_tests): Likewise.
14310 (final_range_test_p): Likweise.
14312 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14314 PR middle-end/66726
14315 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14316 whose result is used in PHI.
14317 (maybe_optimize_range_tests): Likewise.
14318 (final_range_test_p): Likweise.
14320 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14322 * cgraph.c: Spelling fixes - behaviour -> behavior and
14323 neighbour -> neighbor.
14324 * target.def: Likewise.
14325 * sel-sched.c: Likewise.
14326 * config/mips/mips.c: Likewise.
14327 * config/arc/arc.md: Likewise.
14328 * config/arm/cortex-a57.md: Likewise.
14329 * config/arm/arm.c: Likewise.
14330 * config/arm/neon.md: Likewise.
14331 * config/arm/arm-c.c: Likewise.
14332 * config/vms/vms-c.c: Likewise.
14333 * config/s390/s390.c: Likewise.
14334 * config/i386/znver1.md: Likewise.
14335 * config/i386/i386.c: Likewise.
14336 * config/ia64/hpux-unix2003.h: Likewise.
14337 * config/msp430/msp430.md: Likewise.
14338 * config/rx/rx.c: Likewise.
14339 * config/rx/rx.md: Likewise.
14340 * config/aarch64/aarch64-simd.md: Likewise.
14341 * config/aarch64/aarch64.c: Likewise.
14342 * config/nvptx/nvptx.c: Likewise.
14343 * config/bfin/bfin.c: Likewise.
14344 * config/cris/cris.opt: Likewise.
14345 * config/rs6000/rs6000.c: Likewise.
14346 * target.h: Likewise.
14347 * spellcheck.c: Likewise.
14348 * ira-build.c: Likewise.
14349 * tree-inline.c: Likewise.
14350 * builtins.c: Likewise.
14351 * lra-constraints.c: Likewise.
14352 * explow.c: Likewise.
14353 * hwint.h: Likewise.
14354 * targhooks.c: Likewise.
14355 * tree-vect-data-refs.c: Likewise.
14356 * expr.c: Likewise.
14357 * doc/tm.texi: Likewise.
14358 * doc/extend.texi: Likewise.
14359 * doc/install.texi: Likewise.
14360 * doc/md.texi: Likewise.
14361 * tree-ssa-tail-merge.c: Likewise.
14362 * sched-int.h: Likewise.
14363 * match.pd: Likewise.
14364 * sched-ebb.c: Likewise.
14365 * target.def (omit_struct_return_reg): Likewise.
14366 * gimple-ssa-isolate-paths.c: Likewise.
14367 (find_implicit_erroneous_behaviour): Renamed to...
14368 (find_implicit_erroneous_behavior): ... this.
14369 (find_explicit_erroneous_behaviour): Renamed to...
14370 (find_explicit_erroneous_behavior): ... this.
14371 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14373 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14375 PR rtl-optimization/64682
14376 PR rtl-optimization/69567
14377 PR rtl-optimization/69737
14378 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14379 in I2 as well, just lose it.
14381 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14383 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14385 (aarch64_last_printed_tune_string): Likewise.
14386 (aarch64_declare_function_name): Only output .arch assembler
14387 directive if it will be different from the previously output
14388 directive. Same for .tune comment but only if -dA is set.
14389 (aarch64_start_file): New function.
14390 (TARGET_ASM_FILE_START): Define.
14392 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14395 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14397 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14400 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14401 -Wmaybe-uninitialized warning.
14403 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14406 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14408 2016-02-11 Richard Biener <rguenther@suse.de>
14410 PR rtl-optimization/69291
14411 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14412 subexpressions affected by changing the result.
14414 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14417 * lra-constraints.c (curr_insn_transform): Find in/out operands
14418 for secondary memory moves. Update dups.
14420 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14422 PR tree-optimization/69652
14423 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14424 to nested loop, did source re-formatting, skip debug statements,
14425 add check on statement with volatile operand, remove dead scalar
14428 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14429 Patrick Palka <ppalka@gcc.gnu.org>
14433 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14434 calls if the return type is TREE_ADDRESSABLE.
14435 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14436 * ipa-split.c (split_function): Fix doubled "we" in comment.
14437 Use void return type for the split part even if
14438 !split_point->split_part_set_retval.
14440 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14442 PR tree-optimization/68021
14443 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14444 when computing the value of biv cand by itself.
14446 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14448 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14449 (cortexa57_tunings): Likewise.
14450 (cortexa72_tunings): Likewise.
14451 (arch_macro_fusion_pair_p): Add support for AES fusion.
14452 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14453 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14454 Allow virtual registers before reload so early scheduling works.
14455 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14456 correct latency and pipeline.
14457 (cortex_a57_crypto_complex): Likewise.
14458 (cortex_a57_crypto_xor): Likewise.
14459 (define_bypass): Add AES bypass.
14461 2016-02-10 Richard Biener <rguenther@suse.de>
14463 PR tree-optimization/69726
14464 * passes.def: Add DCE pass before late uninit.
14465 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14466 really fixup if-conversions job.
14468 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14470 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14471 (arm_cortex_a57_tune): Likewise.
14472 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14473 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14475 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14477 * timevar.def (TV_PHASE_DBGINFO): Delete.
14478 (TV_PHASE_CHECK_DBGINFO): Likewise.
14479 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14481 2016-02-10 Richard Biener <rguenther@suse.de>
14483 PR tree-optimization/69719
14484 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14485 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14487 2016-02-09 Andrew Pinski <apinski@cavium.com>
14490 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14491 get_vcond_mask_icode returns false.
14493 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14496 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14497 an ADDIS that adds a pointer to a large constant that sets the
14498 upper16 bits with a load operation.
14500 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14503 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14505 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14507 (vzipq_s16): Likewise.
14508 (vzipq_s32): Likewise.
14509 (vzipq_f32): Likewise.
14510 (vzipq_u8): Likewise.
14511 (vzipq_u16): Likewise.
14512 (vzipq_u32): Likewise.
14513 (vzipq_p8): Likewise.
14514 (vzipq_p16): Likewise.
14516 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14519 * config/arm/arm.c (neon_endian_lane_map): New function.
14520 (neon_vector_pair_endian_lane_map): New function.
14521 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14522 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14524 (vuzpq_s16): Likewise.
14525 (vuzpq_s32): Likewise.
14526 (vuzpq_f32): Likewise.
14527 (vuzpq_u8): Likewise.
14528 (vuzpq_u16): Likewise.
14529 (vuzpq_u32): Likewise.
14530 (vuzpq_p8): Likewise.
14531 (vuzpq_p16): Likewise.
14533 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14536 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14539 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14541 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14542 truncate const_int operand 1 to QImode.
14544 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14546 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14547 corresponding to an abnormal edge.
14549 2016-02-09 Tom de Vries <tom@codesourcery.com>
14551 PR tree-optimization/69599
14552 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14554 (find_func_aliases_for_builtin_call, find_func_clobbers)
14555 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14558 2016-02-09 Richard Biener <rguenther@suse.de>
14560 PR tree-optimization/69715
14561 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14562 LHS on calls as non-rewritable.
14564 2016-02-09 Tom de Vries <tom@codesourcery.com>
14567 * lto-wrapper.c (append_diag_options): New function.
14568 (compile_offload_image): Call append_diag_options.
14570 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14573 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14574 Minor copy-edit to fix verb tenses.
14576 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14578 PR tree-optimization/69209
14579 * ipa-split.c (split_function): If split part is not
14580 returning retval, retval has gimple type but is not
14581 gimple value, force it into a SSA_NAME first.
14583 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14585 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14588 2016-02-08 Jason Merrill <jason@redhat.com>
14591 * convert.c (convert_to_integer_1): Check dofold on truncation
14593 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14594 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14595 Rename from *_nofold.
14596 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14597 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14599 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14602 * tree.c (build_common_tree_nodes): Remove short_double argument.
14603 All callers changed.
14604 * tree.h (build_common_tree_nodes): Adjust declaration.
14605 * doc/invoke.texi (-fshort-double): Remove documentation.
14606 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14607 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14608 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14609 (append_linker_options): Don't handle OPT_fshort_double.
14611 PR rtl-optimization/68730
14612 * lra-remat.c (insn_to_cand_activation): New static variable.
14613 (lra_remat): Allocate and free it.
14614 (create_cand): New arg activation. Initialize a field in
14615 insn_to_cand_activation if it is nonnull.
14616 (create_cands): Pass the activation insn to create_cand when making
14617 a candidate involving an output reload. Reorganize code a little.
14618 (do_remat): Keep track of active status of candidates in a separate
14621 2016-02-08 Richard Biener <rguenther@suse.de>
14623 PR tree-optimization/69719
14624 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14625 Properly use absolute of the difference of the two offsets to
14626 compare or adjust the segment length.
14628 2016-02-08 Richard Biener <rguenther@suse.de>
14629 Jeff Law <law@redhat.com>
14632 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14633 types for anonymous SSA names.
14635 2016-02-08 Richard Biener <rguenther@suse.de>
14637 PR rtl-optimization/69274
14638 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14640 2016-02-08 Jeff Law <law@redhat.com>
14642 PR tree-optimization/65917
14643 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14644 equivalences from if (x == y) style conditionals.
14645 (loop_depth_of_name): Remove.
14646 (record_equality): Remove loop depth check.
14647 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14648 (const_and_copies::record_const_or_copy_raw): New member function.
14649 * tree-ssa-scopedtables.c
14650 (const_and_copies::record_const_or_copy_raw): New, factored out of
14651 (const_and_copies::record_const_or_copy): Call new member function.
14653 2016-02-05 Jeff Law <law@redhat.com>
14655 PR tree-optimization/68541
14656 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14657 (count_stmts_in_block): New function.
14658 (poor_ifcvt_candidate_code): Likewise.
14659 (is_feasible_trace): Add some heuristics to determine when path
14660 splitting is profitable.
14661 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14662 is a diamond with a single exit.
14664 2016-02-05 Martin Sebor <msebor@redhat.com>
14667 * doc/invoke.texi: Update -Wplacement-new to take an optional
14670 2016-02-06 Richard Henderson <rth@redhat.com>
14673 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14674 out of non-standard address spaces.
14676 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14678 PR rtl-optimization/69691
14679 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14681 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14683 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14684 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14685 (*ieee128_mfvsrd_64bit): Likewise.
14686 (*ieee128_mfvsrd_32bit): Likewise.
14688 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14692 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14694 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14695 instrumented_version.
14697 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14699 * doc/invoke.texi (Optimize Options): In table of --param options
14700 rename second occurrence of tracer-min-branch-ratio to
14701 tracer-min-branch-probability, rename
14702 tracer-min-branch-ratio-feedback to
14703 tracer-min-branch-probability-feedback and clarify description,
14704 rename sched-spec-state-edge-prob-cutoff to
14705 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14706 to selsched-insns-to-rename, rename lto-minpartition to
14707 lto-min-partition, delete reorder-blocks-duplicate and
14708 reorder-blocks-duplicate-feedback.
14710 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14712 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14715 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14717 * doc/extend.texi: S/390: Correct some typos.
14719 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14721 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14723 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14726 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14727 (s390_register_info_gprtofpr): Use new macros above.
14728 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14730 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14731 its name. Adjust restore and save gpr ranges.
14732 (s390_register_info_set_ranges): New function.
14733 (s390_register_info): Use new macros above. Call
14734 s390_register_info_set_ranges.
14735 (s390_optimize_register_info): Likewise.
14736 (s390_hard_regno_rename_ok): Use new macros.
14737 (s390_hard_regno_scratch_ok): Likewise.
14738 (s390_emit_epilogue): Likewise.
14739 (s390_can_use_return_insn): Likewise.
14740 (s390_optimize_prologue): Likewise.
14741 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14743 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14746 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14748 (ix86_option_override_internal): Disable TARGET_STV even for
14749 -m{incoming,preferred}-stack-boundary=3.
14751 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14753 * config.gcc: Mark deprecated rtems targets as obsolete.
14755 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14757 PR rtl-optimization/64682
14758 PR rtl-optimization/69567
14759 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14760 before I2 only if the register is both used and set in I2.
14762 2016-02-04 DJ Delorie <dj@redhat.com>
14764 * config/msp430/msp430.c (msp430_start_function): Add function type.
14766 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14769 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14771 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14773 PR rtl-optimization/69577
14775 2015-10-29 Richard Henderson <rth@redhat.com>
14779 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14780 sse check to the exact conditions of PR 67609.
14782 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14785 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14786 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14787 not allowed into the traditional Altivec registers.
14788 (movtd_64bit_nodm): Likewise.
14789 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14791 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14793 * config/aarch64/cortex-a57-fma-steering.c
14794 (aarch64_register_fma_steering): Remove "static" from arguments
14797 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14800 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14801 twice when complex.
14803 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14805 * doc/invoke.texi: Delete -mno-fma4.
14807 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14809 PR rtl-optimization/69577
14810 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14811 (find_subregs_of_mode): Update accordingly. Iterate over partial
14814 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14816 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14817 * config/arm/arm.c (neon_reinterpret): Remove.
14818 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14819 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14820 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14821 vreinterpretti): Remove.
14822 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14823 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14824 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14825 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14826 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14827 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14828 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14829 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14830 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14831 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14832 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14833 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14834 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14835 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14836 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14837 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14838 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14839 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14840 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14841 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14842 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14843 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14844 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14845 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14846 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14847 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14848 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14849 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14850 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14851 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14852 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14853 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14854 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14855 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14856 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14857 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14858 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14859 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14860 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14861 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14862 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14863 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14864 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14865 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14866 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14867 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14868 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14869 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14870 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14871 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14872 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14873 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14874 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14875 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14876 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14877 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14878 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14879 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14880 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14881 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14882 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14883 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14884 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14885 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14886 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14887 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14888 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14889 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14890 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14891 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14892 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14893 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14894 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14895 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14896 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14897 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14898 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14899 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14900 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14901 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14902 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14903 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14904 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14905 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14906 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14907 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14908 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14909 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14910 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14911 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14912 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14913 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14914 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14915 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14916 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14917 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14918 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14919 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14920 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14921 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14922 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14923 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14924 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14926 2016-02-04 Martin Liska <mliska@suse.cz>
14929 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14930 that are gimple_store_p.
14931 (maybe_instrument_call): Likewise.
14933 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14935 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14936 register scaling out of memory reference and comment why.
14938 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14942 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14943 folding the source of a SET.
14945 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14949 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14950 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14952 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14956 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14959 2016-02-04 Christian Bruel <christian.bruel@st.com>
14961 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14962 * config/arm/arm.c (arm_set_current_function): Likewise.
14964 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14965 Ilya Enkovich <enkovich.gnu@gmail.com>
14966 H.J. Lu <hongjiu.lu@intel.com>
14969 * config/i386/i386.c (convert_scalars_to_vector): Remove
14970 stack alignment fixes.
14971 (ix86_option_override_internal): Disable TARGET_STV if stack
14972 might not be aligned enough.
14973 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14975 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14977 * config/i386/x86-tune.def: Disable default prefetching
14980 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14981 Vladimir Makarov <vmakarov@redhat.com>
14984 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14985 in validating fused toc addresses.
14987 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14990 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14991 range->m_caret fields if range->m_show_caret_p is false.
14994 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14995 Force oldval into register if it does not satisfy reg_or_short_operand
14996 predicate. Fix up formatting.
14998 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14999 Alexandre Oliva <aoliva@redhat.com>
15002 * lra-constraints.c (simplify_operand_subreg): Check additionally
15003 address validity after potential reloading.
15004 (process_address_1): Check insns validity. In case of failure do
15007 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15010 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15013 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15015 * wide-int.cc (canonize_uhwi): New function.
15016 (wi::divmod_internal): Use it.
15018 2016-02-02 James Norris <jnorris@codesourcery.com
15020 * gimplify.c (omp_notice_variable): Add usage check.
15022 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15024 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15025 like LE, GE, LT, GT when emitting relational operator.
15027 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15029 * ira-costs.c (find_costs_and_classes): Add extra argument.
15030 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15031 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15032 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15033 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15034 Add best_class parameter, and return it if not ALL_REGS.
15035 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15037 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15038 Update target hook.
15040 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15042 * config/aarch64/aarch64.c
15043 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15044 (aarch64_ira_change_pseudo_allocno_class): New function.
15046 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15049 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15051 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15053 * config/avr/avr.c (avr_option_override): Set
15054 PARAM_ALLOW_STORE_DATA_RACES to 1.
15056 2016-02-02 Richard Biener <rguenther@suse.de>
15058 PR tree-optimization/69595
15059 * match.pd: Add range test simplifications to true/false.
15061 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15063 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15064 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15067 2016-02-02 Richard Biener <rguenther@suse.de>
15069 PR tree-optimization/69606
15070 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15071 info on the result before moving a stmt.
15073 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15075 PR middle-end/68542
15076 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15077 branch with vector comparison.
15078 * config/i386/sse.md (VI48_AVX): New mode iterator.
15079 (define_expand "cbranch<mode>4): Add support for conditional branch
15080 with vector comparison.
15081 * tree-vect-loop.c (optimize_mask_stores): New function.
15082 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15083 has_mask_store field of vect_info.
15084 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15085 vectorized loops having masked stores after vec_info destroy.
15086 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15087 correspondent macros.
15088 (optimize_mask_stores): Add prototype.
15090 2016-02-02 Alan Modra <amodra@gmail.com>
15093 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15096 2016-02-02 Alan Modra <amodra@gmail.com>
15099 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15100 whenever toc_label_name used.
15101 (rs6000_file_start): Don't set up toc section here,
15102 (rs6000_output_function_epilogue): do so here instead,
15103 (rs6000_xcoff_file_start): and here.
15104 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15105 (load_toc_aix_di): Likewise.
15107 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15109 PR rtl-optimization/69592
15110 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15111 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15112 (num_sign_bit_copies_binary_arith_p): New inline function.
15113 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15115 2016-02-01 Jeff Law <law@redhat.com>
15117 PR tree-optimization/69580
15118 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15119 * tree-ssa-threadbackward.c
15120 (fsm_find_control_statement_thread_paths): Do not try to walk
15121 through large PHI nodes.
15123 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15125 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15126 when count is incremented above limit, don't analyze further
15129 * omp-low.c (oacc_parse_default_dims): Avoid
15130 -Wsign-compare warning, make sure value fits into int
15131 rather than just unsigned int.
15133 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15135 PR tree-optimization/67921
15136 * fold-const.c (split_tree): New parameters. Convert pointer
15137 type variable part to proper type before negating.
15138 (fold_binary_loc): Pass new arguments to split_tree.
15140 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15142 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15143 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15144 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15145 * doc/tm.texti: Rebuilt.
15146 * doc/invoke.texi (fopenacc-dim): Document.
15147 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15148 (append_compiler_options): Likewise.
15149 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15150 (oacc_parse_default_dims): New.
15151 (oacc_validate_dims): Add USED arg. Select non-unity default when
15153 (oacc_loop_fixed_partitions): Return mask of used partitions.
15154 (oacc_loop_auto_partitions): Emit dump info.
15155 (oacc_loop_partition): Return mask of used partitions.
15156 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15157 loop partitioning and validation calls.
15159 2016-02-01 Richard Biener <rguenther@suse.de>
15161 PR middle-end/69556
15162 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15164 2016-02-01 Richard Biener <rguenther@suse.de>
15166 PR tree-optimization/69574
15167 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15168 of asserting return chrec_dont_know.
15170 2016-02-01 Martin Liska <mliska@suse.cz>
15172 * mem-stats-traits.h: Add copyright header.
15173 * mem-stats.h: Likewise.
15175 2016-02-01 Richard Biener <rguenther@suse.de>
15177 PR tree-optimization/69579
15178 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15179 Do not propagate through abnormal PHI results.
15181 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15183 * postreload.c (reload_cse_simplify): Remove dead code.
15185 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15187 PR rtl-optimization/69570
15188 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15189 if there is more than one set, not if there is a single set.
15191 2016-02-01 Richard Henderson <rth@redhat.com>
15194 * combine.c (make_compound_operation): When looking through a
15195 subreg, make sure to re-extend to the width of the outer mode.
15197 2016-01-30 Jakub Jelinek <jakub@redhat.com>
15199 PR tree-optimization/69546
15200 * wide-int.cc (wi::divmod_internal): For unsigned division
15201 where both operands fit into uhwi, if o1 is 1 and o0 has
15202 msb set, if divident_prec is larger than bits per hwi,
15203 clear another quotient word and return 2 instead of 1.
15204 Similarly for remainder with msb in HWI set, if dividend_prec
15205 is larger than bits per hwi.
15207 2016-01-29 Martin Jambor <mjambor@suse.cz>
15209 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15210 Use short lowercase names.
15211 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15212 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15213 acq_rel one. Protect warning agains segfaults if
15214 get_memory_order_name returns NULL.
15215 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15216 with release semantics. Do not warn if get_memory_order already did.
15217 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15218 semantics. Fix check for relaxed or acquire semantics. Do not warn
15219 if get_memory_order already did.
15221 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15223 * doc/install.texi: Document that isl-0.16 is supported.
15225 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15228 * config/i386/constraints.md (Bm): Describe as special memory
15230 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15231 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15232 * genpreds.c (struct constraint_data): Add is_special_memory.
15233 (have_special_memory_constraints, special_memory_start): New
15235 (special_memory_end): Ditto.
15236 (add_constraint): Add new arg is_special_memory. Add code to
15237 process its true value. Update have_special_memory_constraints.
15238 (process_define_constraint): Pass the new arg.
15239 (process_define_register_constraint): Ditto.
15240 (choose_enum_order): Process special memory.
15241 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15242 function insn_extra_special_memory_constraint.
15243 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15244 * gensupport.c (process_rtx): Process
15245 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15246 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15247 * ira-lives.c (single_reg_class): Use
15248 insn_extra_special_memory_constraint.
15249 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15250 * lra-constraints.c (process_alt_operands): Ditto.
15251 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15252 * recog.c (asm_operand_ok, preprocess_constraints): Process
15254 * reload.c (find_reloads): Ditto.
15255 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15256 * stmt.c (parse_input_constraint): Use
15257 insn_extra_special_memory_constraint.
15259 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15262 * lra-splill.c (lra_final_code_change): Revert r229087 by
15263 removing all sub-registers.
15265 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15268 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15270 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15273 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15274 SSE1, copy target into the temporary reg first before recursing
15277 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15279 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15282 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15284 * ginclude/stdarg.h: Test __cplusplus instead of
15285 __GXX_EXPERIMENTAL_CXX0X__.
15287 2016-01-29 Richard Biener <rguenther@suse.de>
15289 PR tree-optimization/69547
15290 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15291 Do not mark clobbers necessary.
15292 (mark_all_reaching_defs_necessary_1): Likewise.
15294 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15296 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15297 declaration name with %qs and print it in both error messages.
15298 Also fix indentation.
15300 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15303 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15304 trailing blank line from error message.
15306 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15309 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15312 2016-01-29 Richard Biener <rguenther@suse.de>
15314 PR middle-end/69537
15315 * match.pd: Allow all integral types when simplifying a
15316 widening or sign-changing conversion.
15318 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15320 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15321 back to setting codegen_error to fail codegen.
15323 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15326 * config/i386/constraints.md (C): Only accept constant zero operand.
15327 (BC): New constraint.
15328 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15329 instead of C constraint.
15330 * doc/md.texi (Machine Constraints): Update description
15333 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15336 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15338 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15340 PR middle-end/69542
15341 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15344 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15346 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15347 branches if using guessed profile.
15349 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15351 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15353 2016-01-28 Richard Henderson <rth@redhat.com>
15356 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15357 * config/aarch64/aarch64-protos.h: Update.
15358 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15359 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15360 (aarch64_get_condition_code_1): Handle CC_Cmode.
15361 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15362 (*add<mode>3_compareC_cconly_imm): New.
15363 (*add<mode>3_compareC_cconly): New.
15364 (*add<mode>3_compareC_imm): New.
15365 (add<mode>3_compareC): New.
15366 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15367 to be first. Use aarch64_carry_operation.
15368 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15369 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15370 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15371 (subti3): Use subdi3_compare1.
15372 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15373 (sub<mode>3_compare1): New.
15374 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15375 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15376 (*subsi3_carryin_uxtw): Likewise.
15377 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15378 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15379 * config/aarch64/iterators.md (DWI): New.
15380 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15381 (aarch64_borrow_operation): New.
15383 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15385 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15386 message when isl does not return a valid schedule.
15388 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15390 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15391 Remove comments from class declarations: they are already in the code
15394 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15396 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15398 (ternary_op_to_tree): Same.
15399 (unary_op_to_tree): Same.
15400 (nary_op_to_tree): Same.
15401 (gcc_expression_from_isl_expr_op): Same.
15402 (gcc_expression_from_isl_expression): Same.
15403 (graphite_create_new_loop): Same.
15404 (graphite_create_new_loop_guard): Same.
15405 (build_iv_mapping): Same.
15406 (graphite_create_new_guard): Same.
15407 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15408 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15410 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15412 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15413 instead of setting codegen_error to fail codegen.
15415 2016-01-28 Jason Merrill <jason@redhat.com>
15417 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15419 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15421 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15422 Remove CONST_INT_P check in CCMP cost calculation.
15424 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15426 * config/aarch64/aarch64.c (generic_vector_cost):
15427 Set vec_permute_cost.
15428 (cortexa57_vector_cost): Likewise.
15429 (exynosm1_vector_cost): Likewise.
15430 (xgene1_vector_cost): Likewise.
15431 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15432 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15433 Add vec_permute_cost entry.
15435 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15437 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15439 (add<mode>3_compare0): Likewise.
15440 (addsi3_compare0_uxtw): Likewise.
15441 (add<mode>3nr_compare0): Likewise.
15442 (compare_neg<mode>): Likewise.
15443 (<optab><mode>3): Likewise.
15445 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15447 * tree-vect-stmts.c (vectorizable_comparison): Add
15448 NULL check for vectype.
15450 2016-01-28 Richard Biener <rguenther@suse.de>
15452 PR tree-optimization/69466
15453 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15454 Account for PHIs we couldn't duplicate.
15456 2016-01-28 Martin Liska <mliska@suse.cz>
15459 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15460 instead of ENABLE_VALGRIND_CHECKING.
15462 2016-01-27 Richard Henderson <rth@redhat.com>
15465 * lra-remat.c (subreg_regs): New.
15466 (dump_candidates_and_remat_bb_data): Dump it.
15467 (operand_to_remat): Reject if operand in subreg_regs.
15468 (set_bb_regs): Collect subreg_regs.
15469 (lra_remat): Init and free subreg_regs. Compute
15470 calculate_local_reg_remat_bb_data before create_cands.
15472 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15475 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15476 change stack_alignment_needed for __tls_get_addr call.
15478 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15480 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15482 2016-01-27 Jeff Law <law@redhat.com>
15484 PR tree-optimization/68398
15485 PR tree-optimization/69196
15486 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15487 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15488 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15489 Only count PHIs in the last block in the path. The others will
15490 const/copy propagate away. Add heuristic to allow more irreducible
15491 subloops to be created when it is likely profitable to do so.
15493 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15494 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15495 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15497 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15500 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15501 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15502 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15503 * tree-streamer-in.c: Include asan.h.
15504 (streamer_get_builtin_tree): For builtins in sanitizer
15505 range call initialize_sanitizer_builtins and retry.
15507 2016-01-27 Ian Lance Taylor <iant@google.com>
15509 * common.opt (fkeep-gc-roots-live): New undocumented option.
15510 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15511 -fkeep-gc-roots-live, skip pointers.
15512 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15515 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15518 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15519 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15521 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15524 * configure.ac: NetBSD provides SSP in its C library.
15525 * configure: Updated.
15527 2016-01-27 Richard Biener <rguenther@suse.de>
15529 PR tree-optimization/69166
15530 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15531 reduction code for commutativity / associativity.
15533 2016-01-27 Martin Jambor <mjambor@suse.cz>
15535 PR tree-optimization/69355
15536 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15537 total_scalarization fails.
15539 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15541 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15544 2016-01-27 Christian Bruel <christian.bruel@st.com>
15547 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15548 Move arm_reset_previous_fndecl and set_target_option_current_node in
15549 the conditional part. Call save_restore_target_globals.
15550 * config/arm/arm.c (arm_set_current_function):
15551 Refactor to better support #pragma target and attribute mix.
15552 Call save_restore_target_globals.
15553 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15555 2016-01-27 Martin Liska <mliska@suse.cz>
15557 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15558 reference for an HSA kernel and its host function.
15560 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15562 PR tree-optimization/69399
15563 * wide-int.h (wi::lrshift): For larger precisions, only
15564 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15566 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15568 * config/arc/predicates.md (proper_comparison_operator): Reject
15569 constant-constant comparison.
15571 2016-01-26 Tom de Vries <tom@codesourcery.com>
15573 PR tree-optimization/69110
15574 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15575 DR_NUM_DIMENSIONS == 0.
15577 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15578 Sebastian Pop <s.pop@samsung.com>
15580 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15581 isl_ast_op_cond and isl_ast_op_select.
15582 (gcc_expression_from_isl_expr_op): Same.
15584 2016-01-26 Jason Merrill <jason@redhat.com>
15587 * tree.c (recompute_constructor_flags): Split out from
15589 (verify_constructor_flags): New.
15590 * tree.h: Declare them.
15592 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15594 PR rtl-optimization/69217
15595 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15596 are no TYPE_FIELDS set for the record type.
15598 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15601 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15602 toc_label_name unconditionally.
15603 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15604 SYMBOL_REF string. Use toc_label_name instead of constructing
15606 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15607 constructing LCTOC1.
15609 2016-01-26 Martin Sebor <msebor@redhat.com>
15612 * doc/extend.texi (Common Type Attributes): Move text that talks about
15613 attribute packed from attribute aligned to the section discussing
15614 the former attribute for clarity.
15616 2016-01-26 Richard Henderson <rth@redhat.com>
15618 PR middle-end/60908
15619 * trans-mem.c (tm_region_init): Mark entry block as visited.
15621 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15624 * diagnostic-show-locus.c (layout::print_source_line): Replace
15625 call to pp_newline with call to layout::print_newline.
15626 (layout::print_annotation_line): Likewise.
15627 (layout::move_to_column): Likewise.
15628 (layout::print_any_fixits): After printing any fixits, print a
15629 trailing newline, if necessary.
15630 (layout::print_newline): New method, resetting any colorization
15632 (diagnostic_show_locus): Move the pp_newline to before the
15633 early bailout. Remove dummy block enclosing the layout instance.
15634 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15635 of pp_newline_and_flush with pp_flush.
15636 (diagnostic_append_note): Delete use of pp_newline.
15637 (diagnostic_append_note_at_rich_loc): Delete.
15638 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15639 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15640 when newline characters are added to the buffer.
15642 2016-01-26 Michael Matz <matz@suse.de>
15644 * configure.ac (ac_cv_std_swap_in_utility): New test.
15645 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15646 * configure: Regenerate.
15647 * config.in: Regenerate.
15649 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15651 * config/arc/arc.md (cstoresi4): Force operand into register.
15652 (arcset<code>): Fix predicate.
15653 (arcsetltu): Likewise.
15654 (arcsetgeu): Likewise.
15655 (arcsethi): Likewise.
15656 (arcsetls): Likewise.
15658 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15660 PR tree-optimization/69483
15661 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15662 if base has error_mark_node type.
15664 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15667 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15668 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15670 (vget_lane_f16): Handle big-endian.
15671 (vgetq_lane_f16): Likewise.
15672 (vset_lane_f16): Likewise.
15673 (vsetq_lane_f16): Likewise.
15674 * config/arm/iterators.md (VQXMOV): Add V8HF.
15675 (VDQ): Add V4HF and V8HF.
15676 (V_reg): Handle V4HF and V8HF.
15677 (Is_float_mode): Likewise.
15678 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15679 neon_vdup_nv8hf): New patterns.
15680 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15681 Use VD_LANE iterator.
15682 (neon_vld1_dup<mode>): Use VQ2 iterator.
15684 2016-01-26 Nathan Sidwell <nathan@acm.org>
15686 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15687 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15688 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15689 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15690 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15691 (oacc_validate_dims): Add LEVEL arg, don't return level.
15692 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15693 oacc_validate_dims.
15694 (execute_oacc_device_lower): Adjust, add more dump output.
15695 * tree-ssa-loop.c (gate_oacc_kernels): Use
15696 oacc_fn_attrib_kernels_p.
15697 * tree-parloops.c (create_parallel_loop): Adjust
15698 set_oacc_fn_attrib call.
15700 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15703 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15704 (append_compiler_options): Handle -fcilkplus.
15705 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15707 2016-01-26 Nick Clifton <nickc@redhat.com>
15710 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15711 been marked as DECL_ONE_ONLY but we do not the means to make it
15712 so, then do not allow it to bind locally.
15714 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15717 * opts.h (parse_sanitizer_options): New prototype.
15718 * opts.c (sanitizer_opts): New array.
15719 (parse_sanitizer_options): New function.
15720 (common_handle_option): Use parse_sanitizer_options.
15722 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15725 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15726 alignment adjustment to ...
15727 (ix86_update_stack_boundary): Here. Don't over-align stack for
15729 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15730 if __tls_get_addr is called.
15732 2016-01-26 Christian Bruel <christian.bruel@st.com>
15734 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15736 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15738 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15740 2016-01-26 Richard Biener <rguenther@suse.de>
15742 PR middle-end/69467
15743 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15745 2016-01-26 Richard Biener <rguenther@suse.de>
15747 PR tree-optimization/69452
15748 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15749 (move_computations_dom_walker::before_dom_children): Rename
15751 (move_computations_worker): This.
15752 (move_computations): Perform an RPO rather than a DOM walk.
15754 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15757 * combine.c (combine_instructions): For REG_EQUAL note with
15758 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15759 to the underlying register.
15760 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15761 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15763 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15766 * config/aarch64/aarch64-builtins.c
15767 (aarch64_init_simd_builtin_types): Do not set structural
15768 equality to __Poly{8,16,64,128}_t types.
15770 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15772 PR tree-optimization/69400
15773 * wide-int.cc (wi_pack): Take the precision as argument and
15774 perform canonicalization here rather than in the callers.
15775 Use the main loop to handle all full-width HWIs. Add a
15776 zero HWI if in_len isn't a full result.
15777 (wi::divmod_internal): Update accordingly.
15778 (wi::mul_internal): Likewise. Simplify.
15780 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15781 Sebastian Pop <s.pop@samsung.com>
15783 * graphite-poly.c (apply_poly_transforms): Simplify.
15784 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15785 (print_isl_map): Same.
15786 (print_isl_union_map): Same.
15787 (print_isl_schedule): New.
15788 (debug_isl_schedule): New.
15789 * graphite-dependences.c (scop_get_reads): Do not call
15790 isl_union_map_add_map that is undocumented isl functionality.
15791 (scop_get_must_writes): Same.
15792 (scop_get_may_writes): Same.
15793 (scop_get_original_schedule): Remove.
15794 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15795 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15796 (compute_deps): Remove.
15797 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15798 (debug_schedule_ast): New.
15799 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15800 set_separate_option.
15801 (graphite_regenerate_ast_isl): Add dump.
15802 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15803 from scop->transformed_schedule.
15804 (graphite_regenerate_ast_isl): Add more dump.
15805 * graphite-optimize-isl.c (optimize_isl): Set
15806 scop->transformed_schedule. Check whether schedules are equal.
15807 (apply_poly_transforms): Move here.
15808 * graphite-poly.c (apply_poly_transforms): ... from here.
15809 (free_poly_bb): Static.
15810 (free_scop): Static.
15811 (pbb_number_of_iterations_at_time): Remove.
15812 (print_isl_ast): New.
15813 (debug_isl_ast): New.
15814 (debug_scop_pbb): New.
15815 * graphite-scop-detection.c (print_edge): Move.
15816 (print_sese): Move.
15817 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15818 (build_scop_scattering): Remove.
15819 (create_pw_aff_from_tree): Assert instead of bailing out.
15820 (add_condition_to_pbb): Remove unused code, do not fail.
15821 (add_conditions_to_domain): Same.
15822 (add_conditions_to_constraints): Remove.
15823 (build_scop_context): New.
15824 (add_iter_domain_dimension): New.
15825 (build_iteration_domains): Initialize pbb->iterators.
15826 Call add_conditions_to_domain.
15829 (index_outermost_in_loop): New.
15830 (index_pbb_in_loop): New.
15831 (outermost_pbb_in): New.
15832 (add_in_sequence): New.
15833 (add_outer_projection): New.
15834 (outer_projection_mupa): New.
15835 (add_loop_schedule): New.
15836 (build_schedule_pbb): New.
15837 (build_schedule_loop): New.
15838 (embed_in_surrounding_loops): New.
15839 (build_schedule_loop_nest): New.
15840 (build_original_schedule): New.
15841 (build_poly_scop): Call build_original_schedule.
15842 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15843 (free_poly_dr): Remove.
15844 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15845 (free_poly_bb): Remove.
15846 (debug_loop_vec): Remove.
15847 (print_isl_ast): Declare.
15848 (debug_isl_ast): Declare.
15849 (scop_do_interchange): Remove.
15850 (scop_do_strip_mine): Remove.
15851 (scop_do_block): Remove.
15852 (flatten_all_loops): Remove.
15853 (optimize_isl): Remove.
15854 (pbb_number_of_iterations_at_time): Remove.
15855 (debug_scop_pbb): Declare.
15856 (print_schedule_ast): Declare.
15857 (debug_schedule_ast): Declare.
15858 (struct scop): Remove schedule. Add original_schedule,
15859 transformed_schedule.
15860 (free_gimple_poly_bb): Remove.
15861 (print_generated_program): Remove.
15862 (debug_generated_program): Remove.
15863 (unify_scattering_dimensions): Remove.
15864 * sese.c (print_edge): ... here.
15865 (print_sese): ... here.
15866 (debug_edge): ... here.
15867 (debug_sese): ... here.
15868 * sese.h (print_edge): Declare.
15869 (print_sese): Declare.
15870 (dump_edge): Declare.
15871 (dump_sese): Declare.
15873 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15874 Sebastian Pop <s.pop@samsung.com>
15876 * Makefile.in: Set ISLVER in site.exp.
15878 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15880 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15881 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15882 through DECL_VALUE_EXPR for expansion.
15884 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15886 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15887 the frame info after reload completed.
15889 2016-01-25 Jeff Law <law@redhat.com>
15891 PR tree-optimization/69196
15892 PR tree-optimization/68398
15893 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15894 tree-ssa-threadupdate.c.
15895 (determine_bb_domination_status): Prototype
15896 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15897 (determine_bb_domination_status): No longer static.
15898 (valid_jump_thread_path): Remove code to detect characteristics
15899 of the jump thread path not associated with correctness.
15900 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15901 Correct test for thread path length. Count PHIs for real operands as
15902 statements that need to be copied. Do not count ASSERT_EXPRs.
15903 Look at all the blocks in the thread path. Compute and selectively
15904 filter thread paths based on threading through the latch, threading
15905 a multiway branch or crossing a multiway branch.
15907 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15909 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15910 decl with __attribute__ ((unused)) annotation.
15912 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15915 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15916 of operands is compatible with a statement vectype.
15918 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15920 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15921 improve wording for mixed storage order support.
15923 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15925 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15926 (vcvt_u64_f64): Likewise.
15927 (vcvta_s64_f64): Likewise.
15928 (vcvta_u64_f64): Likewise.
15929 (vcvtm_s64_f64): Likewise.
15930 (vcvtm_u64_f64): Likewise.
15931 (vcvtn_s64_f64): Likewise.
15932 (vcvtn_u64_f64): Likewise.
15933 (vcvtp_s64_f64): Likewise.
15934 (vcvtp_u64_f64): Likewise.
15936 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15938 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15939 (arc_init): Check validity mll64 option.
15940 (arc_save_restore): Use double load/store instruction.
15941 (arc_expand_movmem): Likewise.
15942 (arc_split_move): Don't split if we have double load/store
15943 instructions. Returns a boolean.
15944 (arc_process_double_reg_moves): Change function to return boolean
15945 instead of a sequence of instructions.
15946 (arc_dwarf_register_span): New function.
15947 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15948 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15949 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15950 (*movdf_insn): Likewise.
15951 * config/arc/arc.opt (mll64): New option.
15952 * config/arc/predicates.md (even_register_operand): New predicate.
15953 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15955 2016-01-25 Richard Biener <rguenther@suse.de>
15958 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15959 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15961 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15963 2016-01-25 Richard Biener <rguenther@suse.de>
15965 PR tree-optimization/69376
15966 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15968 (VN_INFO_ANTI_RANGE_P): New inline.
15969 (VN_INFO_RANGE_TYPE): Likewise.
15970 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15971 SSA_NAME_ANTI_RANGE_P.
15972 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15973 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15974 Properly query VN_INFO_RANGE_TYPE.
15976 2016-01-25 Nick Clifton <nickc@redhat.com>
15979 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15981 2016-01-23 Tom de Vries <tom@codesourcery.com>
15983 PR tree-optimization/69426
15984 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15987 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15989 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15990 "the the" with "the" in the comments.
15991 * ipa-devirt.c (build_type_inheritance_graph,
15992 update_type_inheritance_graph): Likewise.
15993 * tree.c (build_function_type_list_1): Likewise.
15994 * cfgloopmanip.c (scale_loop_profile): Likewise.
15995 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15996 * gimple-ssa-split-paths.c
15997 (find_block_to_duplicate_for_splitting_paths): Likewise.
15998 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15999 * expr.c (convert_move): Likewise.
16000 * var-tracking.c (vt_stack_adjustments): Likewise.
16001 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16002 * tree-vrp.c (test_for_singularity): Likewise.
16004 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16005 directly instead of building a temporary tree.
16008 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16009 remove <algorithm> include.
16011 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16014 * config/i386/i386.c: Include dojump.h.
16015 (expand_small_movmem_or_setmem,
16016 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16018 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16019 if dynamic_check != -1.
16021 2016-01-21 Jeff Law <law@redhat.com>
16023 PR middle-end/69347
16024 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16025 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16026 into dominated_by_p.
16027 (cprop_into_successor_phis): Avoid unnecessary tests.
16029 2016-01-22 Richard Henderson <rth@redhat.com>
16032 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16033 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16035 2016-01-22 Michael Matz <matz@suse.de>
16037 * system.h (string, algorithm): Include only conditionally.
16038 (new): Include always under C++.
16039 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16040 * final.c (toplevel): Ditto.
16041 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16042 * genconditions.c (write_header): Make gencondmd.c define
16044 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16046 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16047 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16049 2016-01-22 Christian Bruel <christian.bruel@st.com>
16052 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16054 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16057 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16058 define_insn_and_split. Ensure operands[1] and operands[0] do not
16059 get assigned the same register.
16061 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16063 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16065 2016-01-22 Christian Bruel <christian.bruel@st.com>
16067 * config/arm/arm-c.c (arm_pragma_target_parse):
16068 Remove warn_builtin_macro_redefined overwrite.
16070 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16072 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16073 flag_non_call_exceptions compatibility.
16075 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16078 * dwarf2out.c (add_child_die_after): New function.
16079 (dwarf_qual_info_t): New type.
16080 (dwarf_qual_info): New variable.
16081 (qualified_die_p): New function.
16082 (modified_type_die): For -fdebug-types-section, ensure
16083 canonical order of qualifiers. Put qualified DIEs adjacent
16084 to the corresponding non-qualified type DIE and search there
16085 for existing qualified DIEs.
16087 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16089 * doc/extend.texi (scalar_storage_order type attribute): Document
16090 restriction on type punning and aliasing, and remove future tense.
16092 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16095 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16098 2016-01-21 Jeff Law <law@redhat.com>
16100 PR middle-end/69347
16101 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16102 useless call to record_temporary_equivalences.
16103 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16104 allocate 10 slots in the bb_path vector and let it grow as needed.
16105 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16108 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16110 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16112 * configure: Regenerate.
16114 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16116 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16117 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16119 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16121 PR middle-end/66178
16122 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16123 drop EXPAND_INITIALIZER.
16124 * rtl.h (contains_symbolic_reference_p): Declare.
16125 * rtlanal.c (contains_symbolic_reference_p): New function.
16126 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16127 a subtraction into a NOT if symbolic constants are involved.
16129 2016-01-21 Anton Blanchard <anton@samba.org>
16130 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16133 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16135 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16138 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16140 * config/microblaze/microblaze.c
16141 (get_branch_target): New.
16142 (insert_wic_for_ilb_runout): New.
16144 (microblaze_machine_dependent_reorg): New.
16145 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16146 * config/microblaze/microblaze.md
16147 (UNSPEC_IPREFETCH): Define.
16148 (iprefetch): New pattern
16149 * config/microblaze/microblaze.opt
16150 (mxl-prefetch): New flag.
16152 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16154 * config/microblaze/microblaze.h
16155 (FIXED_REGISTERS): Update in macro.
16156 (CALL_USED_REGISTERS): Update in macro.
16158 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16160 PR rtl-optimization/68920
16161 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16164 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16166 PR rtl-optimization/68990
16167 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16168 pseudo instead of inheritance ones.
16170 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16171 Nick Clifton <nickc@redhat.com>
16175 * config/mips/mips.c (mips_compute_frame_info): Initialise
16176 args_size and hard_frame_pointer_offset fields of the frame
16177 structure before calling mips_global_pointer.
16179 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16181 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16183 * configure: Regenerate.
16185 2016-01-21 Richard Biener <rguenther@suse.de>
16187 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16189 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16191 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16192 to actually emit the .size directive.
16194 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16195 Jakub Jelinek <jakub@redhat.com>
16199 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
16200 args array size by one to avoid buffer overflow.
16202 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16204 * config/s390/s390.md (pool_section_start): Use switch_to_section
16205 to select proper read-only data section instead of hardcoding
16207 (pool_section_end): Use switch_to_section to match the above.
16209 2016-01-21 Richard Biener <rguenther@suse.de>
16211 PR tree-optimization/69378
16212 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16213 (set_ssa_val_to): Use it for dominance checks taking into
16214 account not executable edges.
16216 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16219 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16220 for bitsize instead of GET_MODE_PRECISION (mode).
16222 2016-01-20 Martin Sebor <msebor@redhat.com>
16225 * extend.texi (__sync Builtins): Clarify the semantics of
16226 __sync_fetch_and_OP built-ins on pointers.
16227 (__atomic Builtins): Same.
16229 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16230 Sebastian Pop <s.pop@samsung.com>
16232 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16233 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16234 (is_valid_rename): Same.
16235 (translate_isl_ast_to_gimple::get_rename): Same.
16236 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16237 (translate_isl_ast_to_gimple::rename_uses): Same.
16238 (get_new_name): Check for close_phi nodes.
16239 (copy_loop_phi_args): Use phi_node_kind.
16240 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16241 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16243 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16244 Sebastian Pop <s.pop@samsung.com>
16246 Revert commit r229783.
16247 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16248 Remove use of parameter_rename_map.
16249 (copy_def): Remove.
16250 (copy_internal_parameters): Remove.
16251 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16252 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16253 (free_sese_info): Do not free parameter_rename_map.
16254 (set_rename): Do not use parameter_rename_map.
16255 (rename_uses): Update call to set_rename.
16256 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16257 * sese.h (parameter_rename_map_t): Remove.
16258 (struct sese_info_t): Remove field parameter_rename_map.
16260 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16261 Sebastian Pop <s.pop@samsung.com>
16263 * graphite-isl-ast-to-gimple.c: Fix comment.
16264 * graphite-scop-detection.c (defined_in_loop_p): New.
16265 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16266 names defined in loop.
16268 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16269 Sebastian Pop <s.pop@samsung.com>
16271 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16272 Discard unstructured if-then-else regions.
16274 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16275 Sebastian Pop <s.pop@samsung.com>
16277 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16278 (cleanup_loop_iter_dom): Remove.
16279 (build_loop_iteration_domains): Remove.
16280 (build_scop_context): Remove.
16281 (build_scop_iteration_domain): Remove.
16282 (add_loop_constraints): New.
16283 (build_iteration_domains): New.
16284 (build_poly_scop): Call build_iteration_domains.
16286 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16287 Sebastian Pop <s.pop@samsung.com>
16289 * graphite-scop-detection.c
16290 (scop_detection::harmful_loop_in_region): Free dom and loops.
16291 (scop_detection::loop_body_is_valid_scop): Free bbs.
16293 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16294 Sebastian Pop <s.pop@samsung.com>
16296 * graphite-scop-detection.c (record_loop_in_sese): New.
16297 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16298 (build_scops): Remove call to build_sese_loop_nests.
16299 * sese.c (sese_record_loop): Remove.
16300 (build_sese_loop_nests): Remove.
16301 (new_sese_info): Remove region->loops.
16302 (free_sese_info): Same.
16303 * sese.h (sese_contains_loop): Same.
16304 (build_sese_loop_nests): Remove.
16305 (sese_contains_loop): Remove.
16307 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16308 Sebastian Pop <s.pop@samsung.com>
16310 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16311 loop_is_valid_in_scop.
16312 (scop_detection::harmful_stmt_in_region): Renamed
16313 harmful_loop_in_region.
16314 Call loop_is_valid_in_scop.
16316 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16317 Sebastian Pop <s.pop@samsung.com>
16319 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16322 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16323 Sebastian Pop <s.pop@samsung.com>
16325 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16326 * graphite.h (struct poly_bb): Remove field is_reduction.
16327 (PBB_IS_REDUCTION): Remove.
16329 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16330 Sebastian Pop <s.pop@samsung.com>
16332 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16333 (add_pdr_constraints): Same.
16334 (scop_get_reads): Same.
16335 (scop_get_must_writes): Same.
16336 (scop_get_may_writes): Same.
16337 (scop_get_original_schedule): Same.
16338 (extend_schedule): Same.
16339 (apply_schedule_on_deps): Same.
16340 (carries_deps): Same.
16341 (compute_deps): Same.
16342 (scop_get_dependences): Same.
16343 * graphite-isl-ast-to-gimple.c
16344 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16345 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16346 (get_schedule_for_band_list): Same.
16347 (get_schedule_map): Same.
16348 (apply_schedule_map_to_scop): Same.
16349 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16350 (build_loop_iteration_domains): Same.
16351 (add_condition_to_pbb): Same.
16352 (add_param_constraints): Same.
16353 (pdr_add_memory_accesses): Same.
16354 (pdr_add_data_dimensions): Same.
16356 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16358 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16361 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16363 * common.opt (feliminate-dwarf2-dups): Replace references to
16364 "DWARF 2" with just "DWARF".
16365 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16366 * doc/extend.texi: Likewise.
16367 * doc/cpp.texi: Likewise.
16368 * doc/invoke.texi: Likewise.
16369 (Option Summary): Add -gdwarf to list of Debugging Options.
16370 (Debugging Options): Document -gdwarf.
16371 * doc/contrib.texi: Spell "DWARF" like that.
16373 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16375 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16376 warning. Fix up formatting.
16378 PR middle-end/67653
16379 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16380 attempt to mark memory input operand addressable and
16381 call prepare_gimple_addressable in that case. Don't adjust
16382 input_location for diagnostics, use error_at instead.
16384 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16386 * config/rs6000/ppc-auxv.h: New file.
16387 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16388 (cpu_is): Likewise.
16389 (cpu_supports): Likewise.
16390 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16391 (cpu_is_info): New variable.
16392 (cpu_supports_info): Likewise.
16393 (tcb_verification_symbol): Likewise.
16394 (cpu_builtin_p): Likewise.
16395 (cpu_expand_builtin): New function.
16396 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16397 (rs6000_init_builtins): Likewise.
16398 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16399 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16400 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16401 * configure: Regenerate.
16402 * config.in: Likewise.
16403 * doc/extend.texi (PowerPC Built-in Functions): Document
16404 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16406 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16409 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16411 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16414 2016-01-20 Richard Henderson <rth@redhat.com>
16420 * tree.c (tm_define_builtin): New.
16421 (find_tm_vector_type): New.
16422 (build_tm_vector_builtins): New.
16423 (build_common_builtin_nodes): Call it.
16425 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16427 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16428 (arm_fp_ok): Likewise.
16429 (arm_fp): Likewise.
16430 (arm_crypto): Likewise.
16432 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16433 Richard Biener <rguenther@suse.de>
16435 PR tree-optimization/69328
16436 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16437 vectors have same number of elements.
16438 (vectorizable_condition): Fix masked version recognition.
16440 2016-01-20 Richard Biener <rguenther@suse.de>
16442 PR tree-optimization/69345
16443 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16444 (VN_INFO_PTR_INFO): Likewise.
16445 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16446 info when it is equal between non-dominating SSA names.
16447 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16448 Make sure to look at original SSA infos.
16450 2016-01-20 Jeff Law <law@redhat.com>
16453 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16455 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16456 (pc_or_label_operand): New predicate.
16457 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16458 tests for small integers that are 2^n - 1.
16460 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16462 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16464 2016-01-19 Jeff Law <law@redhat.com>
16466 PR middle-end/69347
16467 * tree-ssa-threadbackwards.c
16468 (fsm_find_control_statement_thread_paths): Do not try to lookup
16469 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16471 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16473 * doc/lto.texi: Remove text that says only Gold has linker plugin
16476 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16478 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16479 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16480 the DIE accordingly.
16481 (modified_type_die): Add REVERSE parameter and pass it recursively,
16482 as well as to base_type_die. Adjust presence check accordingly.
16483 (base_type_for_mode): Adjust call to modified_type_die.
16484 (add_type_attribute): Add REVERSE parameter and pass it to
16486 (generic_parameter_die): Adjust call to add_type_attribute.
16487 (add_scalar_info): Likewise.
16488 (add_subscript_info): Likewise.
16489 (gen_array_type_die): Likewise.
16490 (gen_descr_array_type_die): Likewise.
16491 (gen_entry_point_die): Likewise.
16492 (gen_enumeration_type_die): Likewise.
16493 (gen_formal_parameter_die): Likewise.
16494 (gen_subprogram_die): Likewise.
16495 (gen_variable_die ): Likewise.
16496 (gen_const_die): Likewise.
16497 (gen_field_die): Likewise.
16498 (gen_pointer_type_die): Likewise.
16499 (gen_reference_type_die): Likewise.
16500 (gen_ptr_to_mbr_type_die): Likewise.
16501 (gen_inheritance_die): Likewise.
16502 (gen_subroutine_type_die): Likewise.
16503 (gen_typedef_die): Likewise.
16504 (force_type_die): Adjust call to modified_type_die.
16506 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16508 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16509 flow throughout the file. Fix broken link to Objective-C 2.0
16511 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16514 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16516 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16518 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16521 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16522 (maybe_record_node): Record cxa_pure_virtual as the only possible
16523 target if there are not ohter candidates.
16524 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16526 2016-01-19 Richard Biener <rguenther@suse.de>
16528 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16529 (get_memory_order): Likewise.
16531 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16533 * tree-vect-stmts.c (vectorizable_store): Check
16536 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16539 * gcc.c (driver::decode_argv): Add call to
16540 init_opts_obstack before init_options_struct.
16541 * opts.c (init_opts_obstack): Remove idempotency.
16542 (init_options_struct): Replace call to init_opts_obstack
16543 with a gcc_assert to verify that it has already been called.
16544 * toplev.c (toplev::main): Add call to init_opts_obstack before
16545 calls to init_options_struct.
16546 (toplev::finalize): Move cleanup of opts_obstack next to
16547 cleanup of save_decoded_options, clearing the latter, and
16548 save_decoded_options_count.
16550 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16553 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16554 attribute to unconditional. Remove %? from output template.
16556 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16557 Jiong Wang <jiong.wang@arm.com>
16559 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16560 generated from different expand order.
16562 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16564 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16565 Add support for CCMP costing.
16567 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16569 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16570 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16571 (fccmpe<mode>): Likewise.
16572 (fcmp): Rename to fcmp and globalize pattern.
16574 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16575 (aarch64_gen_ccmp_next): Add FP support.
16577 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16579 * target.def (gen_ccmp_first): Update documentation.
16580 (gen_ccmp_next): Likewise.
16581 * doc/tm.texi (gen_ccmp_first): Update documentation.
16582 (gen_ccmp_next): Likewise.
16583 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16584 expand_ccmp_expr_1. Improve comments.
16585 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16586 (ccmp_ior<mode>): Remove pattern.
16587 (cmp<mode>): Remove expand.
16588 (cmp): Globalize pattern.
16589 (cstorecc4): Use cc_register.
16590 (mov<mode>cc): Remove ccmp_cc_register check.
16591 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16592 Simplify after removal of CC_DNE/* modes.
16593 (aarch64_ccmp_mode_to_code): Remove.
16594 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16595 In 'k' case use integer as condition.
16596 (aarch64_nzcv_codes): Remove inverted cases.
16597 (aarch64_code_to_ccmode): Remove.
16598 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16599 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16600 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16601 pattern. Return the comparison with CC register. Invert conditions
16602 when bitcode is OR.
16603 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16604 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16606 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16608 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16609 instrumented_version.
16611 2016-01-19 Richard Biener <rguenther@suse.de>
16613 PR tree-optimization/69336
16614 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16615 handled components with get_ref_base_and_extent.
16616 (equal_mem_array_ref_p): Adjust.
16618 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16621 * shrink-wrap.c: Include valtrack.h.
16622 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16623 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16624 in between insn and where it will be moved to. Call
16625 dead_debug_insert_temp.
16626 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16627 first and dead_debug_local_finish at the end.
16628 For uses and defs bitmap, handle all regs in between REGNO and
16629 END_REGNO, not just the first one.
16631 2016-01-19 Richard Biener <rguenther@suse.de>
16633 PR tree-optimization/69352
16634 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16635 (equal_mem_array_ref_p): Constrain size and max size properly.
16636 Compare the reverse flag.
16638 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16640 * ira.c (ira): Update regstat data if we deleted insns.
16642 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16644 PR rtl-optimization/68955
16645 PR rtl-optimization/64557
16646 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16647 here. Fix up formatting.
16648 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16650 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16653 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16654 assume that the node has body.
16655 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16658 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16660 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16663 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16665 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16666 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16668 2016-01-19 Martin Jambor <mjambor@suse.cz>
16669 Martin Liska <mliska@suse.cz>
16670 Michael Matz <matz@suse.de>
16672 * Makefile.in (OBJS): Add new source files.
16673 (GTFILES): Add hsa.c.
16674 * common.opt (disable_hsa): New variable.
16675 (-Whsa): New warning.
16676 * config.in (ENABLE_HSA): New.
16677 * configure.ac: Treat hsa differently from other accelerators.
16678 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16679 $enable_offloading.
16680 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16681 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16682 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16683 --with-hsa-kmt-lib.
16684 * doc/invoke.texi (-Whsa): Document.
16685 (hsa-gen-debug-stores): Likewise.
16686 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16687 to invoke offload compiler for hsa acclerator.
16688 * opts.c (common_handle_option): Determine whether HSA offloading
16689 should be performed.
16690 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16691 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16692 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16693 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16694 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16695 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16696 GF_OMP_FOR_KIND_GRID_LOOP.
16697 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16698 (pp_gimple_stmt_1): Likewise.
16699 * gimple-walk.c (walk_gimple_stmt): Likewise.
16700 * gimple.c (gimple_build_omp_grid_body): New function.
16701 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16702 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16703 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16704 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16705 GF_OMP_TEAMS_GRID_PHONY.
16706 (gimple_statement_omp_single_layout): Updated comments.
16707 (gimple_build_omp_grid_body): New function.
16708 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16709 (gimple_omp_for_grid_phony): New function.
16710 (gimple_omp_for_set_grid_phony): Likewise.
16711 (gimple_omp_parallel_grid_phony): Likewise.
16712 (gimple_omp_parallel_set_grid_phony): Likewise.
16713 (gimple_omp_teams_grid_phony): Likewise.
16714 (gimple_omp_teams_set_grid_phony): Likewise.
16715 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16716 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16717 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16718 (BUILT_IN_GOMP_TARGET): Updated type.
16719 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16720 (adjust_for_condition): New function.
16721 (get_omp_for_step_from_incr): Likewise.
16722 (extract_omp_for_data): Moved parts to adjust_for_condition and
16723 get_omp_for_step_from_incr.
16724 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16725 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16726 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16727 (scan_omp_parallel): Do not create child functions for phony
16729 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16730 (scan_omp_1_op): Checking assert we are not remapping to
16731 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16732 (parallel_needs_hsa_kernel_p): New function.
16733 (expand_parallel_call): Register apprpriate parallel child
16734 functions as HSA kernels.
16735 (grid_launch_attributes_trees): New type.
16736 (grid_attr_trees): New variable.
16737 (grid_create_kernel_launch_attr_types): New function.
16738 (grid_insert_store_range_dim): Likewise.
16739 (grid_get_kernel_launch_attributes): Likewise.
16740 (get_target_argument_identifier_1): Likewise.
16741 (get_target_argument_identifier): Likewise.
16742 (get_target_argument_value): Likewise.
16743 (push_target_argument_according_to_value): Likewise.
16744 (get_target_arguments): Likewise.
16745 (expand_omp_target): Call get_target_arguments instead of looking
16746 up for teams and thread limit.
16747 (grid_expand_omp_for_loop): New function.
16748 (grid_arg_decl_map): New type.
16749 (grid_remap_kernel_arg_accesses): New function.
16750 (grid_expand_target_kernel_body): New function.
16751 (expand_omp): Call it.
16752 (lower_omp_for): Do not emit phony constructs.
16753 (lower_omp_taskreg): Do not emit phony constructs but create for them
16754 a temporary variable receiver_decl.
16755 (lower_omp_taskreg): Do not emit phony constructs.
16756 (lower_omp_teams): Likewise.
16757 (lower_omp_grid_body): New function.
16758 (lower_omp_1): Call it.
16759 (grid_reg_assignment_to_local_var_p): New function.
16760 (grid_seq_only_contains_local_assignments): Likewise.
16761 (grid_find_single_omp_among_assignments_1): Likewise.
16762 (grid_find_single_omp_among_assignments): Likewise.
16763 (grid_find_ungridifiable_statement): Likewise.
16764 (grid_target_follows_gridifiable_pattern): Likewise.
16765 (grid_remap_prebody_decls): Likewise.
16766 (grid_copy_leading_local_assignments): Likewise.
16767 (grid_process_kernel_body_copy): Likewise.
16768 (grid_attempt_target_gridification): Likewise.
16769 (grid_gridify_all_targets_stmt): Likewise.
16770 (grid_gridify_all_targets): Likewise.
16771 (execute_lower_omp): Call grid_gridify_all_targets.
16772 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16773 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16774 (tree_omp_clause): Added union field dimension.
16775 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16776 * tree.c (omp_clause_num_ops): Added number of arguments of
16777 OMP_CLAUSE__GRIDDIM_.
16778 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16779 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16780 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16781 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16782 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16783 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16784 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16785 * tree-pass.h (make_pass_gen_hsail): Declare.
16786 (make_pass_ipa_hsa): Likewise.
16787 * ipa-hsa.c: New file.
16788 * lto-section-in.c (lto_section_name): Add hsa section name.
16789 * lto-streamer.h (lto_section_type): Add hsa section.
16790 * timevar.def (TV_IPA_HSA): New.
16791 * hsa-brig-format.h: New file.
16792 * hsa-brig.c: New file.
16793 * hsa-dump.c: Likewise.
16794 * hsa-gen.c: Likewise.
16797 * toplev.c (compile_file): Call hsa_output_brig.
16798 * hsa-regalloc.c: New file.
16800 2016-01-18 Jeff Law <law@redhat.com>
16802 PR tree-optimization/69320
16803 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16804 ranged object, do nothing if the RHS constant is not [0..1].
16805 (optimize_stmt): Comparing a boolean ranged object against a
16806 constant outside [0..1] results in a compile-time constant.
16808 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16811 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16813 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16814 (Option Summary): Update to reflect new section and moved options.
16815 (C++ Dialect Options): Move -fstats to new section.
16816 (Debugging Options): Move all dump, statistics, and other GCC
16817 developer options to new section. Rewrite section introduction
16818 and re-order remaining options to put the more basic ones first.
16819 (Optimization Options): Move -fira-verbose and -flto-report* to
16821 (Developer Options): New section incorporating moved options.
16822 * doc/cppopts.texi (-dM): Update cross-reference.
16824 2016-01-18 Richard Henderson <rth@redhat.com>
16827 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16828 operands to pseudo only if CSE is expected. Split long immediate
16829 operands only after reload, and for the stack pointer.
16830 (*add<GPI>3_pluslong): Remove.
16831 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16832 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16833 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16834 (*add<GPI>3 peepholes): New.
16835 (*add<GPI>3 splitters): New.
16836 * config/aarch64/constraints.md (Upl): New.
16837 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16839 2016-01-18 Richard Biener <rguenther@suse.de>
16841 PR tree-optimization/69297
16842 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16844 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16846 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16848 PR middle-end/68542
16849 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16850 of mixind vector and scalar types.
16851 (fold_relational_const): Add handling of vector
16852 comparison with boolean result.
16853 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16854 comparison of vector operands with boolean result for EQ/NE only.
16855 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16856 (verify_gimple_cond): Likewise.
16857 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16860 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16862 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16865 2016-01-18 Richard Biener <rguenther@suse.de>
16867 PR middle-end/69308
16868 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16870 2016-01-18 Tom de Vries <tom@codesourcery.com>
16872 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16874 2016-01-18 Tom de Vries <tom@codesourcery.com>
16876 * omp-low.c (set_oacc_fn_attrib): Make extern.
16877 * omp-low.h (set_oacc_fn_attrib): Declare.
16878 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16879 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16880 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16881 Add and handle function parameter oacc_kernels_p.
16882 (find_reduc_addr, get_omp_data_i_param): New function.
16883 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16884 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16885 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16886 Calculate dominance info. Skip loops that are not in a kernels region
16887 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16888 (pass_parallelize_loops::execute): Call parallelize_loops with
16889 oacc_kernels_p argument.
16890 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16891 New member function.
16892 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16893 * passes.def: Add argument to pass_parallelize_loops instantation.
16895 2016-01-18 Tom de Vries <tom@codesourcery.com>
16897 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16898 pass_parallelize_loops to be run outside the loop pipeline.
16900 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16902 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16903 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16905 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16908 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16909 using get_ref_base_and_extent.
16910 (equal_mem_array_ref_p): New.
16911 (hashable_expr_equal_p): Add call to previous.
16913 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16916 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16917 (sra_initialize): Allocate disqualified_constants.
16918 (sra_deinitialize): Free disqualified_constants.
16919 (disqualify_candidate): Update disqualified_constants when appropriate.
16920 (create_access): Scan for constant-pool entries as we go along.
16921 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16922 (maybe_add_sra_candidate): Allow constant-pool entries.
16923 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16924 (initialize_constant_pool_replacements): New.
16925 (sra_modify_assign): Avoid mangling assignments created by previous,
16926 and don't generate writes into constant pool.
16927 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16929 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16931 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16932 andnot instruction.
16933 (scalar_chain::convert_op): Likewise.
16934 * config/i386/i386.md (*andndi3_doubleword): New.
16936 2016-01-18 Richard Biener <rguenther@suse.de>
16938 PR tree-optimization/69170
16939 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16940 building a vector from scalar results of a pattern stmt.
16942 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16944 * haifa-sched.c (autopref_multipass_init): Work around
16945 -Wmaybe-uninitialized warning.
16947 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16949 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16950 against the constant 0.
16952 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16954 PR tree-optimization/68799
16955 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16956 look up phi candidates in the statement-candidate map.
16957 (phi_add_costs): Likewise.
16958 (record_phi_increments): Likewise.
16959 (phi_incr_cost): Likewise.
16960 (ncd_with_phi): Likewise.
16961 (all_phi_incrs_profitable): Likewise.
16963 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16965 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16966 -Wmaybe-uninitialized warning.
16968 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16970 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16971 (Option Summary): Update to reflect new section and moved options.
16972 (C++ Dialect Options): Move -fvtable-verify and related options.
16973 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16974 and profiling-related options.
16975 (Optimization Options): Move profile generation options and
16976 -fstack-protector and related options.
16977 (Instrumentation Options): New section incorporating moved options.
16978 (Code Generation Options): Move -finstrument-functions and
16979 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16981 2016-01-16 Tom de Vries <tom@codesourcery.com>
16983 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16985 2016-01-16 Tom de Vries <tom@codesourcery.com>
16987 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16989 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16991 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16992 that checks whether the table is already empty. Rename the
16993 original implementation to...
16994 (hash_table::empty_slot): ...this new private function.
16996 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16998 PR diagnostic/68899
16999 * diagnostic-show-locus.c (layout::print_source_line): Move x
17000 offset of line until after call to
17001 get_line_width_without_trailing_whitespace.
17003 2016-01-15 Jeff Law <law@redhat.com>
17005 PR tree-optimization/69270
17006 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17007 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17008 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17009 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17010 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17011 ssa_name_has_boolean_range and constant_boolean_node.
17013 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17015 PR rtl-optimization/69030
17016 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17018 (spill_pseudos): Delete debug insn for dead pseudo.
17019 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17021 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17023 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17025 (TYPES_UNOPUS): Likewise.
17026 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17027 builtin type, from UNOP to UNOPUS.
17028 (lbtruncuv4sf): Likewise.
17029 (lbtruncuv2df): Likewise.
17030 (lrounduv2sf): Likewise.
17031 (lrounduv4sf): Likewise.
17032 (lrounduv2df): Likewise.
17033 (lroundusf): Likewise.
17034 (lroundusf): Likewise.
17035 (lceiluv2sf): Likewise.
17036 (lceiluv4sf): Likewise.
17037 (lceiluv2df): Likewise.
17038 (lceilusf): Likewise.
17039 (lceiludf): Likewise.
17040 (lflooruv2sf): Likewise.
17041 (lflooruv4sf): Likewise.
17042 (lflooruv2df): Likewise.
17043 (lfloorusf): Likewise.
17044 (lfloorudf): Likewise.
17045 (lfrintnuv2sf): Likewise.
17046 (lfrintnuv4sf): Likewise.
17047 (lfrintnuv2df): Likewise.
17048 (lfrintnusf): Likewise.
17049 (lfrintnudf): Likewise.
17050 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17052 (vcvtq_u32_f32): Likewise.
17053 (vcvtq_u64_f64): Likewise.
17054 (vcvta_u32_f32): Likewise.
17055 (vcvtaq_u32_f32): Likewise.
17056 (vcvtaq_u64_f64): Likewise.
17057 (vcvtm_u32_f32): Likewise.
17058 (vcvtmq_u32_f32): Likewise.
17059 (vcvtmq_u64_f64): Likewise.
17060 (vcvtn_u32_f32): Likwise.
17061 (vcvtnq_u32_f32): Likewise.
17062 (vcvtnq_u64_f64): Likewise.
17063 (vcvtp_u32_f32): Likewise.
17064 (vcvtpq_u32_f32): Likewise.
17065 (vcvtpq_u64_f64): Likewise.
17066 (vcvtmd_u64_f64): Likewise.
17067 (vcvtms_u32_f32): Likewise.
17068 (vcvtad_u64_f64): Likewise.
17069 (vcvtas_u32_f32): Likewise.
17070 (vcvtnd_u64_f64): Likewise.
17071 (vcvtns_u32_f32): Likewise.
17072 (vcvtpd_u64_f64): Likewise.
17073 (vcvtps_u32_f32): Likewise.
17075 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17077 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17078 CSEL of zero_extended registers.
17080 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17082 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17083 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17085 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17087 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17088 false when argument string is not found in the attributes table
17091 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17094 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17095 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17096 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17097 precision estimate.
17099 2016-01-15 Richard Biener <rguenther@suse.de>
17101 PR tree-optimization/66856
17102 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17103 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17104 (vect_create_new_slp_node): Increment stmt reference count.
17105 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17106 an SLP tree before swapping operands.
17107 (vect_build_slp_tree): Likewise.
17108 (destroy_bb_vec_info): Free stmt info after SLP instances.
17109 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17110 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17111 (STMT_VINFO_NUM_SLP_USES): New macro.
17113 2016-01-15 Richard Biener <rguenther@suse.de>
17116 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17117 (add_linkage_name): ... here.
17118 (gen_typedef_die): Use add_linkage_name_raw instead of
17119 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17122 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17124 * gimplify.c (oacc_default_clause): Decode reference and pointer
17125 types for both kernels and parallel regions.
17127 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17129 PR middle-end/69246
17130 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17132 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17134 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17135 (convert_scalars_to_vector): Likewise.
17137 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17139 * doc/extend.texi (Type Traits): Fix grammar.
17141 2016-01-15 Martin Jambor <mjambor@suse.cz>
17143 * tree-inline.c (remap_decl): Use existing dclarations if
17144 remapping a type and prevent_decl_creation_for_types.
17145 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17146 decls first. Do real remapping with
17147 prevent_decl_creation_for_types set.
17148 * tree-inline.h (copy_body_data): New field
17149 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17152 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17154 * config/s390/s390.opt (mmvcle): More verbose help text.
17156 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17158 * config/s390/s390.opt: Add period to -mzvector option text.
17160 2016-01-15 Richard Biener <rguenther@suse.de>
17162 PR tree-optimization/68961
17163 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17164 of invariants in stores again.
17166 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17168 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17170 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17172 * config/i386/i386.c (ix86_expand_branch): Don't split
17173 DI mode xor instruction to SI mode.
17175 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17178 * ipa-icf.c (sem_function::merge): Virtual functions may become
17179 reachable even if they address is not taken and there are no
17182 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17184 * lto-streamer-out.c (subtract_estimated_size): New function.
17185 (get_symbol_initial_value): Use it.
17187 2016-01-15 Christian Bruel <christian.bruel@st.com>
17190 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17191 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17192 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17193 use add_builtin_function_ext_scope instead of add_builtin_function.
17194 (neon_set_p, neon_crypto_set_p): Remove.
17195 (arm_init_builtins): Always call arm_init_neon_builtins and
17196 arm_init_crypto_builtins.
17197 (arm_expand_builtin): Check that builtins are allowed for the arch.
17198 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
17199 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
17200 arm_init_neon_builtins call.
17202 2016-01-15 Richard Biener <rguenther@suse.de>
17204 PR tree-optimization/69117
17205 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
17206 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
17207 of the leader conservatively.
17208 (free_scc_vn): Restore original SSA name infos.
17210 2016-01-14 Jeff Law <law@redhat.com>
17212 PR tree-optimization/69270
17213 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17214 single bit of precision, verify it's also unsigned.
17215 (record_edge_info): Use constant_boolean_node rather than fold_convert
17216 to convert boolean_true/boolean_false to the right type.
17218 2016-01-14 Richard Henderson <rth@redhat.com>
17221 * loop-doloop.c (record_reg_sets): New.
17222 (doloop_optimize): Reject the transform if the sequence
17223 clobbers registers live at the end of the loop block.
17224 (doloop_optimize_loops): Enable df_live if needed.
17226 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17228 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17229 * config/rs6000/rs6000.c: Likewise.
17230 * config/rs6000/rs6000.h: Likewise.
17231 * config/rs6000/rs6000.md: Likewise.
17232 * doc/extend.texi: Likewsie.
17234 2016-01-14 Jeff Law <law@redhat.com>
17236 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17239 2016-01-14 Richard Henderson <rth@redhat.com>
17243 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17244 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17245 instead of builtin_decl_declared_p to test for declaration.
17247 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17249 * doc/loop.texi (Loop Analysis and Representation): Document
17250 loop_depth function.
17252 2016-01-14 Tom de Vries <tom@codesourcery.com>
17254 PR tree-optimization/68773
17255 * omp-low.c (expand_omp_target): Don't set force_output.
17256 * varpool.c (varpool_node::get_create): Same.
17257 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17258 offload_funcs with force_output.
17260 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17263 * lra-eliminations.c (move_plus_up): Don't change anything if either
17264 the outer or inner subreg mode is not MODE_INT.
17265 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17266 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17268 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17270 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17271 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17272 reduc_uplus_@var{m}): Remove.
17273 * expr.c (expand_expr_real_2): Remove expansion path for
17274 reduc_[us](min|max|plus) optabs.
17275 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17276 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17277 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17278 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17279 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17280 reduc_[us](min|max|plus) optabs.
17282 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17284 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17285 (reduc_plus_scal_v2sf): New.
17286 (reduc_smax_v2sf): Rename to...
17287 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17288 (reduc_smin_v2sf): Rename to...
17289 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17291 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17293 * alias.c (compare_base_symbol_refs): New function.
17294 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17297 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17299 PR middle-end/68146
17300 PR tree-optimization/69155
17301 * tree-complex.c: Include cfganal.h.
17302 (phis_to_revisit): New variable.
17303 (extract_component): Add phiarg_p argument. Assert that returned
17304 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17305 (update_phi_components): Partly rewrite to use loop over real/imag
17306 components instead of code duplication. If extract_component returns
17307 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17308 create_tmp_reg into the PHI node instead, and mention the phi triplet
17309 in phis_to_revisit.
17310 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17311 in phis_to_revisit at the end.
17313 2016-01-14 Richard Biener <rguenther@suse.de>
17315 PR tree-optimization/68060
17316 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17317 outer loop reduction is only used in the inner loop before
17318 detecting a double reduction.
17320 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17323 * combine.c (expand_field_assignment): Punt if compute_mode is
17324 unsupported scalar mode.
17326 2016-01-14 Richard Biener <rguenther@suse.de>
17328 PR tree-optimization/66856
17329 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17330 SLP node only if it built successfully.
17331 (vect_analyze_slp_instance): Adjust.
17333 2016-01-14 Jeff Law <law@redhat.com>
17335 PR tree-optimization/69270
17336 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17337 (record_edge_info): Use it. Convert boolean_{true,false}_node
17338 to the type of op0.
17340 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17343 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17344 use block_ultimate_origin
17345 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17347 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17349 * doc/invoke.texi (Submodel Options): Rename section to
17350 "Machine-Dependent Options" to better reflect its content.
17351 Rewrite introductory text to remove archaic CPU names.
17354 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17356 * doc/invoke.texi (Code Gen Options): Move section up in file,
17357 before target-specific options. Update menu and option summary
17358 to reflect the new section ordering.
17360 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17362 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17363 (C++ Dialect Options): Add cross-reference to -std option.
17364 * doc/standards.texi (C++ Language): Document C++14 support.
17366 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17368 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17369 for pack/unpack functions for __ibm128.
17370 (PACK_IF): Likewise.
17371 (UNPACK_IF): Likewise.
17373 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17374 support for __ibm128 pack/unpack functions.
17375 (rs6000_invalid_builtin): Likewise.
17376 (rs6000_init_builtins): Likewise.
17377 (rs6000_opt_masks): Likewise.
17379 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17380 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17382 (RS6000_BTM_COMMON): Likewise.
17384 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17385 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17386 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17387 128-bit floating point. Add support for the double values to be
17388 in Altivec registers for TF/IF packing and unpacking, but restrict
17389 TD packing sub-fields to be FPR registers. Don't allow overlapped
17390 register support for packing. Allow pack inputs to be memory
17391 locations. Don't build generator functions for unpack<mode>_dm
17392 and unpack<mode>_nodm.
17393 (unpack<mode>_dm): Likewise.
17394 (unpack<mode>_nodm): Likewise.
17395 (pack<mode>): Likewise.
17397 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17398 built-in functions to pack/unpack explicit __ibm128 values.
17399 (__builtin_unpack_ibm128): Likewise.
17401 * doc/extend.texi (PowerPC Built-in Functions): Document
17402 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17404 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17407 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17408 Add new arg loc and pass it down as context.
17409 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17410 to the location to use for the warning.
17411 (check_function_arguments): New arg loc. All callers changed. Pass
17412 it to check_function_nonnull.
17413 * c-common.h (check_function_arguments): Adjust declaration.
17415 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17417 PR tree-optimization/69156
17418 * gimple.c (validate_type): Removed.
17419 (gimple_builtin_call_types_compatible_p): Use
17420 useless_type_conversion_p instead of validate_type.
17421 * value-prof.c (gimple_stringop_fixed_value): Fold
17422 icall_size to correct type.
17424 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17426 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17429 2016-01-13 Richard Henderson <rth@redhat.com>
17432 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17433 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17434 (ix86_builtin_tm_store): Remove.
17435 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17436 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17437 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17438 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17439 * doc/tm.texi: Rebuild.
17441 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17442 (BUILT_IN_TM_MEMCPY_RTWN): New.
17443 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17444 fallback from vector to integer helpers.
17445 (build_tm_load): Handle vector types directly, instead of
17447 (build_tm_store): Likewise.
17448 (expand_assign_tm): Prepare for register types not handled by
17449 the above. Copy them to memory and use memcpy.
17450 * tree.c (tm_define_builtin): New.
17451 (find_tm_vector_type): New.
17452 (build_tm_vector_builtins): New.
17453 (build_common_builtin_nodes): Call it.
17455 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17457 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17458 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17460 2016-01-13 Tom de Vries <tom@codesourcery.com>
17462 PR tree-optimization/69169
17463 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17464 handled_struct_type param.
17465 (create_variable_info_for, intra_create_variable_infos): Call
17466 create_variable_info_for_1 with extra arg.
17468 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17470 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17471 and "armv8.1-a+crc" entries.
17473 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17476 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17477 Change first operand predicate from register_or_constm1_operand
17478 to register_operand.
17479 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17480 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17481 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17482 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17483 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17484 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17485 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17486 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17487 comparison with constm1_rtx from vec_prefetch_gen part.
17489 2016-01-13 Richard Biener <rguenther@suse.de>
17491 PR tree-optimization/69013
17492 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17493 Exchange assert for a test.
17495 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17498 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17500 2016-01-13 Richard Biener <rguenther@suse.de>
17502 PR tree-optimization/69242
17503 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17504 assert with a check.
17506 2016-01-13 Richard Biener <rguenther@suse.de>
17508 PR tree-optimization/69186
17509 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17510 Properly guard vect_update_misalignment_for_peel call.
17512 2016-01-12 Jeff Law <law@redhat.com>
17514 PR tree-optimization/pr67755
17515 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17516 "need_profile_correction".
17517 (thread_block_1): Initialize new field to false by default. If we
17518 have multiple thread paths through a common joiner to different
17519 final targets, then set new field to true.
17520 (compute_path_counts): Only do count adjustment when it's really
17523 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17525 * doc/invoke.texi (Spec Files): Move section down in file, past
17526 all command-line option descriptions.
17528 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17530 PR middle-end/54809
17531 * doc/gty.texi: Remove documentation of mark_hook.
17532 * gengtype.c (struct write_types_data): Remove code to support
17533 mark_hook attribute.
17534 (walk_type): Likewise.
17535 (write_func_for_structure): Likewise.
17537 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17539 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17540 Directory Options, and -specs= to Overall Options.
17541 (Overall Options): Adjust similarly. Reorder to group related
17542 options together. Make -specs= cross-reference the spec file details.
17543 (Directory Options): Adjust similarly.
17545 2016-01-12 Jeff Law <law@redhat.com>
17547 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17549 2016-01-12 Olivier Hainque <hainque@adacore.com>
17551 * gcc.c (spec_undefvar_allowed): New global.
17552 (process_command): Set to true when running for --version or --help,
17554 (getenv_spec_function): When the variable is not defined, use the
17555 variable name as the variable value if we're allowed not to issue
17558 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17560 PR tree-optimization/68911
17561 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17562 information computed for expression "init + nit * step".
17564 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17566 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17567 about name of GCC executable. Remove deleted node from menu.
17568 (Directory Options) <-B>: Remove cross-reference to deleted node.
17569 (Target Options): Delete section.
17571 2016-01-12 Christian Bruel <christian.bruel@st.com>
17574 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17575 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17577 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17580 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17581 aligned_mem is properly set for AVX512-VL floating point masked
17585 * ifcvt.c (cond_exec_process_if_block): When removing the last
17586 insn from then_bb, remove also any possible barriers that follow it.
17588 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17592 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17593 (PTRDIFF_TYPE): Likewise.
17594 (WCHAR_TYPE): Likewise.
17595 (WCHAR_TYPE_SIZE): Likewise.
17596 (STDINT_LONG32): Likewise.
17598 2016-01-12 Richard Biener <rguenther@suse.de>
17600 PR tree-optimization/69053
17601 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17602 convert initial value for cond reductions.
17604 2016-01-12 Richard Biener <rguenther@suse.de>
17606 PR tree-optimization/69007
17607 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17608 widen_sum after dot_prod and sad.
17610 2016-01-12 Richard Biener <rguenther@suse.de>
17612 PR tree-optimization/69168
17613 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17614 pattern stmt SLP type.
17615 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17616 end up unused so cope with that case.
17618 2016-01-12 Richard Biener <rguenther@suse.de>
17620 PR tree-optimization/69157
17621 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17622 stmts def type only during analyze phase.
17623 (vectorizable_call): Likewise.
17624 (vectorizable_simd_clone_call): Likewise.
17625 (vectorizable_conversion): Likewise.
17626 (vectorizable_assignment): Likewise.
17627 (vectorizable_shift): Likewise.
17628 (vectorizable_operation): Likewise.
17629 (vectorizable_store): Likewise.
17630 (vectorizable_load): Likewise.
17632 2016-01-12 Richard Biener <rguenther@suse.de>
17634 PR tree-optimization/69174
17635 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17637 (vectorizable_load): Properly compute the number of loads needed
17638 for permuted strided SLP loads and do not spuriously assign
17639 to SLP_TREE_VEC_STMTS.
17641 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17643 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17644 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17645 (MD_EXEC_PREFIX): Remove.
17646 (MD_STARTFILE_PREFIX) Removee.
17647 (FILE_NAME_ABSOLUTE_P): Remove.
17648 (CPP_SPEC): Do not read macros from sys/version.h.
17649 (LINK_COMMAND_SPEC): Remove.
17650 (LOCAL_INCLUDE_DIR): Remove.
17651 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17652 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17653 (POST_LINK_SPEC): Define to invoke stubify after linker
17654 (LIBSTDCXX): Remove define
17655 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17656 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17657 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17658 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17659 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17660 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17661 (i386_djgpp_asm_named_section): Add propotype of new procedure
17663 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17664 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17665 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17666 in config/i386/djgpp.h).
17667 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17668 STANDARD_STARTFILE_PREFIX_1.
17669 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17670 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17671 installation errors.
17672 (MAX_OFILE_ALIGNMENT): Define to 128.
17673 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17675 * config/i386/djgpp.c: New file. Add implementation of
17676 i386_djgpp_asm_named_section.
17678 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17680 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17681 Add rule for building djgpp.o.
17683 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17685 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17686 (rtx_is_swappable_p): Reductions are swappable.
17687 (insn_is_swappable_p): V2DF reductions are swappable.
17689 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17691 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17692 reloads for other unsupported memory operands.
17694 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17695 Jim Wilson <jim.wilson@linaro.org>
17698 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17699 copy_to_mode_reg instead of force_reg.
17701 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17704 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17705 TARGET_80387 is true.
17707 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17710 * lra-eliminations.c (move_plus_up): Only move plus up
17711 if subreg of the constant can be simplified into constant
17712 and use the simplified subreg of the constant instead of
17713 the original constant.
17715 * fold-const.c (fold_convertible_p): Don't return true
17716 for conversion of VECTOR_TYPE to same sized integral type.
17717 (fold_convert_loc): Fix up formatting. Fold conversion of
17718 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17719 instead of NOP_EXPR.
17721 PR tree-optimization/69214
17722 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17723 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17726 PR tree-optimization/69207
17727 * tree-vect-slp.c (vect_get_constant_vectors): For
17728 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17729 fold_convertible_p to vector_type's element type, and always
17730 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17732 2016-01-11 Richard Biener <rguenther@suse.de>
17734 PR tree-optimization/69173
17735 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17736 fixup the cycle if all stmts are in a pattern.
17738 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17740 PR middle-end/68999
17741 * alias.c (base_alias_check): Move check for addresses with
17742 alignment ANDs before the call for compare_base_decls.
17743 (memrefs_conflict_p): Return -1 for different decls
17744 that went through alignment adjustments.
17746 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17748 PR rtl-optimization/68796
17749 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17750 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17751 and QImode comparisons against zero with CC_NZmode.
17752 * config/aarch64/iterators.md (short_mask): New mode_attr.
17754 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17756 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17757 (<avx512>_store<mode>_mask): Likewise.
17759 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17760 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17762 PR rtl-optimization/68841
17763 * ifcvt.c (struct noce_if_info): Add orig_x field.
17764 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17765 Don't record conflicts on to_rename if it's present.
17766 Allow memory destinations in sets.
17767 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17768 blocks, passing orig_x to the checks.
17769 (noce_process_if_block): Set if_info->orig_x appropriately.
17771 2016-01-11 Tom de Vries <tom@codesourcery.com>
17773 PR tree-optimization/69069
17774 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17776 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17778 PR rtl-optimization/68920
17779 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17780 of conditional moves for RTL if-conversion to 1 for
17781 TARGET_ONE_IF_CONV_INSN.
17782 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17783 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17784 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17785 parameter to restirct number of conditional moves for
17787 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17788 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17791 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17794 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17795 onepart vars. Fix typo in comment. Fix reversed condition in
17797 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17800 * var-tracking.c (dump_onepart_variable_differences): New.
17801 (dataflow_set_different): If a detailed dump is requested,
17802 delay early returns and dump differences between onepart
17803 variables present before and after, and added variables.
17805 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17808 * expr.c (expand_expr_real_1): For boolean vector constants
17809 with a scalar mode use const_scalar_mask_from_tree.
17810 (const_scalar_mask_from_tree): New.
17811 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17812 assigned to a mask type to handle constants.
17814 2016-01-11 Martin Jambor <mjambor@suse.cz>
17817 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17818 useless parameters if we cannot change function signature.
17820 2016-01-11 Martin Jambor <mjambor@suse.cz>
17823 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17826 2016-01-11 Tom de Vries <tom@codesourcery.com>
17828 PR tree-optimization/69109
17829 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17832 2016-01-11 Tom de Vries <tom@codesourcery.com>
17834 PR tree-optimization/69108
17835 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17836 res is not used in a phi.
17838 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17841 * common.opt (frandom-seed): Fix parameter name.
17842 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17844 2016-01-11 Tom de Vries <tom@codesourcery.com>
17846 PR tree-optimization/69058
17847 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17850 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17852 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17853 (mcode-density): Likewise.
17855 2016-01-10 Tom de Vries <tom@codesourcery.com>
17857 PR tree-optimization/69062
17858 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17859 (parallelize_loops): Don't paralelize loop that has phi with address
17862 2016-01-10 Tom de Vries <tom@codesourcery.com>
17864 PR tree-optimization/69039
17865 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17868 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17870 PR middle-end/68743
17871 * match.pd: Require target has function_c99_misc before doing
17872 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17874 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17876 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17878 * configure: Regenerate.
17880 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17882 PR middle-end/50865
17883 PR tree-optimization/69097
17884 * fold-const.h (expr_not_equal_to): New prototype.
17885 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17886 (expr_not_equal_to): New function.
17887 * match.pd (X % -Y is the same as X % Y): Don't optimize
17888 unless X is known not to be equal to minimum or Y is known
17889 not to be equal to -1.
17890 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17891 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17892 (simplify_stmt_using_ranges): Adjust caller.
17893 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17894 substitute_and_fold.
17896 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17898 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17901 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17903 PR tree-optimization/69167
17904 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17905 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17907 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17909 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17910 Richard Biener <rguenther@suse.de>
17912 PR tree-optimization/68707
17913 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17914 instances that can be handled via vect_load_lanes.
17916 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17918 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17919 if we can't determine address equivalence.
17920 * alias.c (compare_base_decl): Update for changed return value of
17921 symtab_node::equal_address_to.
17923 2016-01-08 Jason Merrill <jason@redhat.com>
17927 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17928 * expr.c (store_field): Not here.
17929 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17930 call with TREE_ADDRESSABLE type.
17931 * tree-cfg.c (verify_gimple_call): Adjust.
17933 2016-01-08 Olivier Hainque <hainque@adacore.com>
17935 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17938 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17940 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17941 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17942 (reduc_smin_v2sf): Rename to...
17943 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17944 (reduc_splus_v2sf): Rename to...
17945 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17947 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17949 PR tree-optimization/69162
17950 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17951 valist argument in another argument.
17952 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17953 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17954 to determine the va_list type, build a MEM_REF instead of
17955 build_fold_indirect_ref.
17957 PR tree-optimization/69172
17958 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17961 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17963 PR tree-optimization/67781
17964 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17965 and cmpnop in two steps: first the ones not accessed in original
17966 gimple expression in a endian independent way and then the ones not
17967 accessed in the final result in an endian-specific way.
17969 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17971 PR tree-optimization/69083
17972 * tree-vect-slp.c (vect_get_constant_vectors): For
17973 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17974 element type. If op is fold_convertible_p to vector_type's element
17975 type, use NOP_EXPR instead of VCE.
17977 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17979 PR rtl-optimization/67778
17980 PR rtl-optimization/68634
17981 PR rtl-optimization/68909
17982 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17983 block from the stack until done with it. Remove a superfluous
17984 bitmap set. Remove a superfluous bitmap test.
17986 2016-01-07 Martin Sebor <msebor@redhat.com>
17989 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17990 constraint on the type of arguments.
17992 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17994 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17995 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17996 unaligned_access on the gcc_options set.
17997 * config/arm/arm.c (arm_option_override_internal): Use
17998 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18000 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18003 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18004 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18006 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18009 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18012 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18013 depending on frame_pointer_needed before remaining integer and SSE
18014 registers are saved.
18016 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18019 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18021 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18024 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18025 Use the "xBm" constraint.
18026 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18028 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18029 (sse_cvtsi2ssq<round_name>): Likewise.
18030 (sse_cvtss2si<round_name>): Likewise.
18031 (sse_cvtss2siq<round_name>): Likewise.
18032 (sse2_cvtsi2sdq<round_name>): Likewise.
18033 (sse2_cvtsd2si<round_name>): Likewise.
18034 (sse2_cvtsd2siq<round_name>): Likewise.
18035 * config/i386/subst.md (round_nimm_scalar_predicate): New
18038 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18040 PR middle-end/67639
18041 * varasm.c (make_decl_rtl): Mark invalid register vars as
18044 PR rtl-optimization/66206
18045 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18046 All callers changed.
18048 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18050 PR tree-optimization/69141
18051 * tree-ssa-pre.c: Include langhooks.h.
18052 (eliminate_dom_walker::before_dom_children): Use
18053 lang_hooks.decl_printable_name instead of
18054 cgraph_node::get ()->name ().
18056 PR middle-end/68960
18057 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18058 it and DECL_ALIGN too.
18060 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18062 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18064 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18067 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18068 depending on frame_pointer_needed before remaining integer and SSE
18069 registers are saved.
18071 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18073 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18074 mode iterator with VSX_M2.
18075 (*p9_vecstore_<mode>): Likewise.
18076 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18077 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18078 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18079 (define_split for VSX_LE128 stores): Likewise.
18080 (define_peephole2 for TImode LE swaps): Likewise.
18081 (define_split for VSX_LE128 post-reload stores): Likewise.
18083 2016-01-06 Marek Polacek <polacek@redhat.com>
18086 * convert.c (convert_to_integer_1): Adjust call to
18087 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18088 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18089 EXPR instead of ARG.
18090 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18092 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18095 * doc/extend.texi (RL78 Variable Attributes): New section.
18097 2016-01-05 Marek Polacek <polacek@redhat.com>
18100 * builtins.c (get_memmodel): Use expansion point location rather than
18101 the input location. Call warning_at rather than warning.
18102 (expand_builtin_atomic_compare_exchange): Likewise.
18103 (expand_builtin_atomic_load): Likewise.
18104 (expand_builtin_atomic_store): Likewise.
18105 (expand_builtin_atomic_clear): Likewise.
18107 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18110 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18111 Replace nonimmediate_operand with vector_operand.
18112 * config/i386/predicates.md (vector_operand): New predicate.
18113 (general_vector_operand): Replace nonimmediate_operand with
18115 * config/i386/sse.md: Replace nonimmediate_operand with
18116 vector_operand and m constraint with Bm constraint on SSE
18117 patterns with 16-byte memory operand.
18118 * config/i386/subst.md (round_nimm_predicate): Replace
18119 nonimmediate_operand with vector_operand.
18120 (round_saeonly_nimm_predicate): Likewise.
18121 (round_saeonly_nimm_scalar_predicate): New.
18123 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18126 * config/i386/constraints.md (Bm): New constraint.
18127 * config/i386/predicates.md (vector_memory_operand): New
18129 * config/i386/sse.md: Replace xm with xBm in plusminus and
18130 any_logic patterns.
18132 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18135 * doc/extend.texi (V850 Function Attributes): New section.
18136 (V850 Variable Attributes): New section.
18138 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18141 * doc/extend.texi (MicroBlaze Function Attributes): Document
18142 interrupt_handler and fast_interrupt attributes.
18144 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18147 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18148 for local symbolic operands.
18149 * config/ia64/predicates.md (local_symbolic_operand64): New
18152 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18154 PR rtl-optimization/68651
18155 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18158 2016-01-05 Nathan Sidwell <nathan@acm.org>
18160 * alias.c (compare_base_decls): Use symtab_node::get.
18162 2016-01-05 Nick Clifton <nickc@redhat.com>
18165 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18166 secondary_reload_info structure.
18169 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18170 decls if weak support is available.
18172 2016-01-04 Martin Sebor <msebor@redhat.com>
18174 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18176 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18178 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18179 OPTION_MASK_P9_DFORM.
18181 * config/rs6000/constraints.md (wo constraint): New constraint for
18184 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18186 (rs6000_init_hard_regno_mode_ok): Likewise.
18188 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18191 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18192 expanders not to have constraints. Add support for ISA 3.0 xxperm
18193 instruction. Add support for fusing xxlor with xxperm.
18194 (altivec_vperm_<mode>_internal): Likewise.
18195 (altivec_vperm_v8hiv16qi): Likewise.
18196 (altivec_vperm_<mode>v16q): Likewise.
18197 (altivec_vperm_<mode>_uns): Likewise.
18198 (vperm_v8hiv4si): Likewise.
18199 (vperm_v16qiv8hi): Likewise.
18201 * doc/md.texi (RS/6000 constraints): Document wo constraint.
18203 2016-01-04 Jakub Jelinek <jakub@redhat.com>
18205 Update copyright years.
18207 * gcc.c (process_command): Update copyright notice dates.
18208 * gcov-dump.c (print_version): Ditto.
18209 * gcov.c (print_version): Ditto.
18210 * gcov-tool.c (print_version): Ditto.
18211 * gengtype.c (create_file): Ditto.
18212 * doc/cpp.texi: Bump @copying's copyright year.
18213 * doc/cppinternals.texi: Ditto.
18214 * doc/gcc.texi: Ditto.
18215 * doc/gccint.texi: Ditto.
18216 * doc/gcov.texi: Ditto.
18217 * doc/install.texi: Ditto.
18218 * doc/invoke.texi: Ditto.
18220 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18222 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18223 modes larger than TImode as TImode if NEON is not enabled.
18225 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18228 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18229 mode for %f0-%f31 only if TARGET_FPU.
18231 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18234 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18235 to compute the PACKED_P predicate.
18236 (function_arg_record_value): Minor tweaks.
18238 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18240 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18241 option for arm*-*-* targets.
18243 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18245 * doc/extend.texi (Common Function Attributes): Move docs for
18246 MSP430-specific attributes to....
18247 (MSP430 Function Attributes): ...here. Delete the redundant
18248 entries and copy-edit the remaining text.
18249 (MSP430 Variable Attributes): Use uniform format for index
18250 entries and add a cross-reference to the corresponding function
18253 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18255 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18257 (x86 Options): Likewise.
18259 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18263 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18264 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18265 to corresponding attribute.
18267 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18269 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18270 to correct alphabetization of table. Copy-edit and correct
18272 <stack_protect>: Likewise.
18273 <target_clones>: Likewise.
18275 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18276 Correct punctuation.
18277 (Code Gen Options) <-fno-plt>: Copy-edit.
18279 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18282 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18283 SI values. Explicitly convert SI to DI and vice-versa.
18285 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18287 PR tree-optimization/69070
18288 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18289 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18292 * ubsan.c (ubsan_instrument_float_cast): Call
18293 initialize_sanitizer_builtins.
18296 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18298 Copyright (C) 2016 Free Software Foundation, Inc.
18300 Copying and distribution of this file, with or without modification,
18301 are permitted in any medium without royalty provided the copyright
18302 notice and this notice are preserved.