1 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * tree-ssa-math-opts.c: Fix typo in comment.
5 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8 * config/i386/i386.c (scalar_chain::make_vector_copies,
9 scalar_chain::convert_reg): Call end_sequence in between
10 get_insns and emit_conversion_insns rather than after both
13 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/i386.h (machine_function): Add
17 pc_thunk_call_expanded flag.
18 (ix86_pc_thunk_call_expanded): New define.
19 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20 (*set_got): Rename insn pattern from set_got.
21 (*set_got_labelled): Rename inst pattern from set_got_labelled.
22 * config/i386/i386.c (ix86_compute_frame_layout): Use
23 ix86_pc_thunk_call_expanded to prevent red-zone.
25 2016-03-07 Martin Jambor <mjambor@suse.cz>
27 * hsa.h (hsa_get_ctor_statements): Declare.
28 (hsa_get_dtor_statements): Likewise.
29 (hsa_get_kernel_dispatch_type): Likewise.
30 * hsa.c (hsa_get_ctor_statements): New function.
31 (hsa_get_dtor_statements): Likewise.
32 (hsa_get_kernel_dispatch_type): Likewise.
33 * hsa-brig.c (hsa_cdtor_statements): Removed.
34 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
35 hsa_get_dtor_statements.
36 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
37 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
39 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
41 * config/arm/arm-cores.def (cortex-r8): New.
42 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
43 * config/arm/arm-tune.md: Likewise.
44 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
46 2016-03-07 Martin Sebor <msebor@redhat.com>
48 PR rtl-optimization/19705
49 * doc/invoke.texi (Options That Control Optimization): Clarify
50 -fno-branch-count-reg.
52 2016-02-26 Richard Biener <rguenther@suse.de>
53 Jeff Law <law@redhat.com>
55 PR tree-optimization/69740
56 * cfghooks.c (remove_edge): Request loop fixups if we delete
57 an edge that might turn an irreducible loop into a natural
59 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
60 Move after definition of loops_state_clear.
62 2016-03-07 Bin Cheng <bin.cheng@arm.com>
64 PR rtl-optimization/69052
65 * rtlanal.c (commutative_operand_precedence): Set higher precedence
68 2016-03-07 Tom de Vries <tom@codesourcery.com>
70 PR tree-optimization/70116
71 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
72 is_tm_ending stmts and ubsan/asan internal functions.
73 (find_duplicate): Use it. Don't test is_tm_ending here.
75 2016-03-07 Richard Biener <rguenther@suse.de>
77 PR tree-optimization/70115
78 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
79 (propagate_constants_for_unrolling): Use replace_uses_by.
81 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
84 * omp-low.c (struct oacc_loop): Add ifns.
85 (new_oacc_loop_raw): Initialize it.
86 (finish_oacc_loop): Clear mask & flags if no ifns.
87 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
88 (oacc_loop_xform_loop): Add ifns arg & adjust.
89 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
91 2016-03-07 Richard Henderson <rth@redhat.com>
94 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
95 (insert_value_copy_on_edge): Likewise.
97 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
99 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
101 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
104 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
106 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
108 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
110 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
112 Fix sseimul type attribute.
113 * config/i386/znver1.md
114 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
115 znver1_sseimul_avx256_load) : Fix the type attribute.
116 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
117 pipe usage and latency.
119 2016-03-05 Jakub Jelinek <jakub@redhat.com>
122 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
123 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
126 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
129 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
131 PR rtl-optimization/69941
132 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
133 the reg share its mode.
135 2016-03-04 Jeff Law <law@redhat.com>
137 PR tree-optimization/69196
138 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
139 If the both SSA_NAMEs are anonymous, then consider them unassociated
140 and include the PHI in the statement count.
142 2016-03-05 Tom de Vries <tom@codesourcery.com>
144 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
145 construct in oacc routine. Check for oacc region in oacc routine.
147 2016-03-04 Jakub Jelinek <jakub@redhat.com>
150 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
151 2016-02-22 changes, instead don't recurse if RECUR is already true.
152 Don't change *dynamic_check if RECUR. Adjust recursive caller
153 to pass true to the new argument.
154 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
157 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
158 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
160 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
162 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
164 PR rtl-optimization/57676
165 * lra-assigns.c (lra_assign): Guard test for maximum iterations
168 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
170 * tree-vect-patterns.c (search_type_for_mask): Handle
171 comparison of booleans.
173 2016-03-04 Jakub Jelinek <jakub@redhat.com>
175 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
179 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
180 all other ops that have dw_val_class_die_ref operands,
181 and DW_OP_GNU_entry_value.
183 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
185 PR rtl-optimization/69904
186 * config/arm/arm.c (arm_cannot_copy_insn_p):
187 Return true for load-exclusive instructions.
189 2016-03-03 Jakub Jelinek <jakub@redhat.com>
192 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
193 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
194 the pattern no matter if it is used just by non-pattern, pattern
196 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
197 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
198 oprnd1 def_stmt is in pattern, don't look through it.
200 2016-03-03 Marek Polacek <polacek@redhat.com>
203 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
205 2016-03-03 Martin Liska <mliska@suse.cz>
207 PR tree-optimization/70043
208 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
209 previous statement if we see a debug statement.
211 2016-03-03 Richard Biener <rguenther@suse.de>
213 PR tree-optimization/55936
214 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
215 parameter and guard unsafe equivalence use.
216 (vrp_evaluate_conditional_warnv_with_ops): Always use
217 safe equivalences but not via the quadratic compare_names
220 2016-03-03 Michael Collison <michael.collison@linaro.org>
223 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
224 for operand 1 to s_register_operand. Change predicate for operand
225 2 to arm_not_immediate_operand.
227 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
229 * doc/tm.texi: Regenerated.
231 2016-03-02 Richard Henderson <rth@redhat.com>
234 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
235 simplification when all args are positive non-fixed registers.
237 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
239 * target.def (lra_p): Specify that new ports should use LRA.
241 2016-03-02 Jakub Jelinek <jakub@redhat.com>
244 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
245 gimplify_type_sizes the type they refer to.
246 (omp_notice_variable): Handle reference vars to VLAs.
247 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
248 reference to VLA decls in the second pass instead of first pass.
250 2016-03-02 Tom de Vries <tom@codesourcery.com>
252 PR tree-optimization/68659
253 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
254 new_expr == NULL_TREE.
255 (get_new_name): Handle ADDR_EXPR.
257 2016-03-02 Bin Cheng <bin.cheng@arm.com>
259 PR rtl-optimization/69052
260 * loop-invariant.c (canonicalize_address): New function.
261 (inv_can_prop_to_addr_use): Check validity of address expression
262 which is canonicalized by above function.
264 2016-03-02 Alan Modra <amodra@gmail.com>
267 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
270 2016-03-02 Jakub Jelinek <jakub@redhat.com>
273 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
274 (*movhi_internal): Put mask moves from and to memory separately
275 from moves from/to GPRs.
277 2016-03-02 Richard Biener <rguenther@suse.de>
279 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
280 GENERIC expressions in GIMPLE.
282 2016-03-02 Richard Biener <rguenther@suse.de>
284 * config/i386/i386.c (type_natural_mode): Fix typo.
286 2016-03-02 Nick Clifton <nickc@redhat.com>
288 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
290 2016-03-02 Richard Biener <rguenther@suse.de>
291 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
296 2016-03-02 Richard Biener <rguenther@suse.de>
299 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
301 2016-03-02 Marek Polacek <polacek@redhat.com>
304 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
305 "is promoted to" warning.
307 2016-03-01 DJ Delorie <dj@redhat.com>
309 * config.gcc: Deprecate mep-*.
311 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
314 * lra-constraints.c (regno_val_use_in): New.
315 (match_reload): Use it instead of regno_use_in.
317 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
319 PR rtl-optimization/70007
320 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
321 references present in REG_EQUAL notes attached to non-SET patterns.
323 2016-03-01 Jeff Law <law@redhat.com>
325 PR tree-optimization/69196
326 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
327 Appropriately clamp the number of statements to copy when the
328 thread path does not traverse a loop backedge.
330 PR tree-optimization/69196
331 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
332 Do count some PHIs in the thread path against the insn count. Decrease
333 final statement count by one as the control statement in the last
334 block will get removed. Remove special cased code for handling PHIs
337 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
341 asm dialect alternatives to explicit GOTPCREL calls.
343 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
346 * ira.c (do_reload): Issue warning for generic stack checking here...
347 * reload1.c (reload): ...instead of here and streamline it.
349 2016-03-01 Nick Clifton <nickc@redhat.com>
351 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
353 2016-03-01 Richard Biener <rguenther@suse.de>
355 PR tree-optimization/69983
356 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
357 types and fall back to operand_equal_p.
359 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
362 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
364 * config/s390/constraints.md ("jm8"): New constraint.
365 * config/s390/predicates.md ("const_int_8bitset_operand"): New
367 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
369 ("*setmem_long<setmem_and>"): New pattern.
370 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
372 ("*setmem_long_31z<setmem_and>"): New pattern.
373 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
374 New substitution rules with the required attributes.
377 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
380 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
382 * gensupport.c (process_substs_on_one_elem): Split loop to
383 complete mark_operands_used_in_match_dup on all expressions in the
385 (adjust_operands_numbers): Inline into process_substs_on_one_elem
388 2016-03-01 Richard Biener <rguenther@suse.de>
391 * fold-const.c (fold_indirect_ref_1): Fix range checking for
392 vector BIT_FIELD_REF extract.
394 2016-03-01 Richard Biener <rguenther@suse.de>
396 PR tree-optimization/69994
397 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
399 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
401 PR tree-optimization/69956
402 * tree-vect-stmts.c (supportable_widening_operation): Support
403 multi-step conversion of boolean vectors.
404 (supportable_narrowing_operation): Likewise.
406 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
408 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
411 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
413 * config/s390/subst.md (DSI_VI): New mode iterator.
414 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
415 * config/s390/vector.md ("vec_set<mode>"): Move expander before
417 ("*vec_set<mode>"): Change predicate and add alternative to
418 support only either register or const_int operands as element
420 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
422 ("vec_extract<mode>"): New expander.
423 ("*vec_extract<mode>"): New insn definition supporting reg and
424 const_int element selectors.
425 ("*vec_extract<mode>_plus"): New insn definition supporting
426 reg+const_int element selectors.
427 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
428 following expander+insn definition.
429 ("<vec_shifts_name><mode>3"): New expander.
430 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
432 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
434 * config/s390/s390.md ("*tabort_1"): Change predicate to
435 nonmemory_operand. Add a second alternative to cover
436 register as well as const int operands.
437 ("*tabort_1_plus"): New pattern definition.
439 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
441 * config/s390/s390.md ("*ashrdi3_cc_31")
442 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
443 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
444 Merge insn definitions into ...
445 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
446 New pattern definition.
447 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
448 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
449 ("*ashr<mode>3_and"): Merge insn definitions into ...
450 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
451 New pattern definition.
452 * config/s390/subst.md ("addr_style_op_cc_subst")
453 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
454 substitutions patterns plus attributes.
455 Add ashiftrt to SUBST iterator.
457 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
459 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
460 op2 to nonmemory_operand.
461 ("*<shift>di3_31", "*<shift>di3_31_and"):
462 Merge into single pattern definition ...
463 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
464 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
465 pattern definition ...
466 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
467 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
470 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
472 * config/s390/predicates.md (const_int_6bitset_operand): New
474 * config/s390/s390.md: Include subst.md.
475 ("rotl<mode>3"): New expander.
476 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
478 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
479 * config/s390/subst.md: New file.
481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
483 * config/s390/s390.md ("op_type", "atype", "length" attributes):
484 Remove RRR type. It doesn't really exist.
485 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
487 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
488 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
489 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
490 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
491 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
492 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
495 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
497 * gensupport.c (process_substs_on_one_elem): Split loop to
498 complete mark_operands_used_in_match_dup on all expressions in the
500 (adjust_operands_numbers): Inline into process_substs_on_one_elem
503 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
506 * config/sparc/sparc.c (NWORDS_UP): Rename to...
507 (CEIL_NWORDS): ...this. Use CEIL macro.
508 (compute_fp_layout): Adjust to above renaming.
509 (function_arg_union_value): Likewise.
510 (sparc_arg_partial_bytes): Likewise.
511 (sparc_function_arg_advance): Likewise.
513 2016-02-29 Jeff Law <law@redhat.com>
515 PR tree-optimization/70005
516 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
517 where an object with a boolean range is compared against a value
520 PR tree-optimization/69999
521 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
522 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
525 2016-02-29 Richard Biener <rguenther@suse.de>
527 PR tree-optimization/69994
528 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
529 (get_unary_op): Look through nop conversions.
530 (ops_equal_values_p): New function, look for equality diregarding
532 (eliminate_plus_minus_pair): Use ops_equal_values_p
533 (repropagate_negates): Do not use get_unary_op here.
535 2016-02-29 Martin Liska <mliska@suse.cz>
537 * system.h: Poison ENABLE_CHECKING macro.
539 2016-02-29 Martin Liska <mliska@suse.cz>
541 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
542 is presented in dump flags.
543 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
544 (hsa_regalloc): Likewise.
546 2016-02-19 Richard Biener <rguenther@suse.de>
548 PR tree-optimization/69980
549 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
550 permutation of those we need to keep.
552 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
555 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
557 (init_cumulative_args): Minor tweaks.
558 (sparc_promote_function_mode): Likewise.
559 (scan_record_type): Delete.
560 (traverse_record_type): New function template.
561 (classify_data_t): New structure type.
562 (classify_registers): New inline function.
563 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
564 exhausted. Instantiate traverse_record_type on classify_registers and
565 deal with the case of a structure passed in slot #15 with no FP field
567 (assign_data_t): New structure type.
568 (compute_int_layout): New static function.
569 (compute_fp_layout): Likewise.
570 (count_registers): New inline function.
571 (assign_int_registers): New static function.
572 (assign_fp_registers): Likewise.
573 (assign_registers): New inline function.
574 (function_arg_record_value_1): Delete.
575 (function_arg_record_value_2): Likewise.
576 (function_arg_record_value_3): Likewise.
577 (function_arg_record_value): Adjust to above changes. Instantiate
578 traverse_record_type on count_registers to first count the number of
579 registers to be used and then on assign_registers to assign them.
580 (function_arg_union_value): Adjust to above renaming.
581 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
582 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
583 case of a structure passed in slot #15
584 (sparc_function_arg_advance): Likewise.
585 (function_arg_padding): Minor tweak.
587 2016-02-29 Richard Biener <rguenther@suse.de>
589 PR tree-optimization/69720
590 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
591 the adjustment_def path for possibly vectorized defs.
592 (vect_create_epilog_for_reduction): Handle vectorized initial
595 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
597 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
599 2016-02-27 Jeff Law <law@redhat.com>
602 2016-02-26 Richard Biener <rguenther@suse.de>
603 Jeff Law <law@redhat.com>
605 PR tree-optimization/69740
606 * cfghooks.c (remove_edge): Request loop fixups if we delete
607 an edge that might turn an irreducible loop into a natural
610 2016-02-27 Jakub Jelinek <jakub@redhat.com>
612 PR rtl-optimization/69896
613 * tree-vect-generic.c (get_compute_type): Avoid single element
616 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
618 Rename the AArch64 tuning option and related functions to enable the
619 Newton series for the reciprocal square root to reflect its
620 approximative characteristic.
622 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
623 function to "aarch64_emit_approx_rsqrt".
624 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
625 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
626 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
627 (xgene1_tunings): Likewise.
628 (use_rsqrt_p): Likewise.
629 (aarch64_emit_swrsqrt): Use new function name.
630 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
631 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
632 text explaining this option.
633 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
635 2016-02-26 Jakub Jelinek <jakub@redhat.com>
638 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
639 complain about -mallow-movmisalign without -mvsx if
640 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
642 2016-02-26 Joel Sherrill <joel@rtems.org>
644 * config.gcc: Add x86_64-*-rtems*.
645 * gcc/config/i386/rtems-64.h: New file.
647 2016-02-26 Joel Sherrill <joel@rtems.org>
649 * config.gcc: Add aarch64-*-rtems*.
650 * gcc/config/aarch64/rtems.h: New file.
652 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
655 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
656 shift amount using %h. Add comment.
658 2016-02-26 Richard Biener <rguenther@suse.de>
659 Jeff Law <law@redhat.com>
661 PR tree-optimization/69740
662 * cfghooks.c (remove_edge): Request loop fixups if we delete
663 an edge that might turn an irreducible loop into a natural
666 2016-02-26 Martin Jambor <mjambor@suse.cz>
669 * tree-sra.c (sra_modify_assign): Do not remove loads of
670 uninitialized aggregates to SSA_NAMEs.
672 2016-02-26 Richard Henderson <rth@redhat.com>
675 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
676 pseudo in case the target rtx matches the source of the left
679 2016-02-26 Martin Jambor <mjambor@suse.cz>
682 * hsa.h (hsa_type_packed_p): Declare.
683 * hsa.c (hsa_type_packed_p): New function.
684 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
686 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
687 * hsa-brig.c (emit_basic_insn): Likewise.
689 2016-02-26 Martin Jambor <mjambor@suse.cz>
692 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
694 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
696 2016-02-26 Martin Jambor <mjambor@suse.cz>
698 * hsa.h (is_a_helper): New overload for hsa_op_immed for
699 hsa_op_with_type operands.
700 (hsa_unsigned_type_for_type): Declare.
701 * hsa.c (hsa_unsigned_type_for_type): New function.
702 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
703 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
704 the finalizer. Do not emit extra move.
706 2016-02-26 Martin Jambor <mjambor@suse.cz>
708 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
709 atomic operations in private segment.
711 2016-02-26 Martin Jambor <mjambor@suse.cz>
713 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
714 statements to wi->info. Also disallow omp simd constructs.
715 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
716 for not gridifying. Dump special string for omp_for.
718 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
721 * config/aarch64/aarch64.c (aarch64_set_current_function):
722 Save/restore target globals when switching to
723 target_option_default_node.
725 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
728 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
729 Return 0 if !SHIFT_COUNT_TRUNCATED.
731 2016-02-26 Jakub Jelinek <jakub@redhat.com>
732 Eric Botcazou <ebotcazou@adacore.com>
734 PR rtl-optimization/69891
735 * dse.c (scan_insn): If we can't figure out memset arguments
736 or they are non-constant, call clear_rhs_from_active_local_stores.
738 2016-02-26 Martin Liska <mliska@suse.cz>
740 * doc/extend.texi: Mention clog10, clog10f an clog10l
743 2016-02-26 Martin Liska <mliska@suse.cz>
745 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
747 (resolve_args_picking_1): Likewise.
748 * dwarf2out.h (struct GTY): Likewise.
750 2016-02-26 Martin Liska <mliska@suse.cz>
752 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
754 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
756 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
757 Martin Liska <mliska@suse.cz>
759 * doc/install.texi: Mention --enable-valgrind-annotations.
761 2016-02-26 Richard Biener <rguenther@suse.de>
763 PR tree-optimization/69551
764 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
765 looking through aliases adjust DECL_PT_UID to refer to the
766 ultimate alias target.
768 2016-02-25 Martin Liska <mliska@suse.cz>
771 * alloc-pool.c (after_memory_report): New variable.
772 * alloc-pool.h (base_pool_allocator ::release): Do not use
773 the infrastructure if after_memory_report.
774 * toplev.c (toplev::main): Mark after memory report.
776 2016-02-25 Richard Biener <rguenther@suse.de>
778 PR tree-optimization/48795
779 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
781 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
784 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
785 offloading is enabled and -fopenacc or -fopenmp is specified.
786 (CRTOFFLOADEND): Likewise.
787 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
788 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
789 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
790 (offload_objects_file_name): New static var.
791 (tool_cleanup): Remove offload_objects_file_name file.
792 (find_offloadbeginend): Replace with ...
793 (find_crtoffloadtable): ... this.
794 (run_gcc): Remove offload_argc and offload_argv.
795 Get offload_objects_file_name from -foffload-objects=... option.
796 Read names of object files with offload from this file, pass them to
797 compile_images_for_offload_targets. Don't call find_offloadbeginend and
798 don't pass offloadbegin and offloadend to the linker. Don't pass
799 offload non-LTO files to the linker, because now they're not claimed.
801 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
804 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
805 on builtin_unreachable.
807 2016-02-25 Jakub Jelinek <jakub@redhat.com>
809 PR rtl-optimization/69896
810 * regcprop.c: Include cfgrtl.h.
811 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
812 than remembered mode, either delete it (if noop_move_p), or
813 treat like copy_p but not noop_p instruction.
815 2016-02-24 Jakub Jelinek <jakub@redhat.com>
818 * dwarf2out.c (gen_variable_die): Work around buggy LTO
819 - allow NULL decl for Fortran DW_TAG_common_block variables.
821 2016-02-24 Jason Merrill <jason@redhat.com>
823 * common.opt (flifetime-dse): Add -flifetime-dse=1.
825 2016-02-24 Richard Biener <rguenther@suse.de>
826 Jakub Jelinek <jakub@redhat.com>
829 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
830 conditionally executed ops to well-defined overflow behavior.
832 2016-02-24 Jakub Jelinek <jakub@redhat.com>
835 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
838 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
840 PR rtl-optimization/69886
841 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
842 argument. Use it when checking validity of set instructions.
843 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
844 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
846 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
847 * store-motion.c (find_moveable_store): Update
848 can_assign_to_reg_without_clobbers_p callsite.
850 2016-02-24 Richard Biener <rguenther@suse.de>
853 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
855 (record_nonwrapping_iv): Do not fall back to the low/high bound
856 for non-constant IV bases if the stmt is not always executed.
858 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
860 * config/arm/arm-cores.def (cortex-a32): New entry.
861 * config/arm/arm-tables.opt: Regenerate.
862 * config/arm/arm-tune.md: Regenerate.
863 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
864 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
865 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
866 for -mcpu and -mtune.
868 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
871 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
872 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
873 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
874 (atomic_loaddi_1): Delete.
875 (atomic_loaddi): Rewrite expander using the above changes.
877 2016-02-24 Jakub Jelinek <jakub@redhat.com>
880 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
883 2016-02-24 Jakub Jelinek <jakub@redhat.com>
884 Richard Biener <rguenth@suse.de>
887 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
888 set_mem_attributes if tem is SSA_NAME which got expanded
891 2016-02-24 Richard Biener <rguenther@suse.de>
893 PR tree-optimization/69907
894 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
895 end of permutations for BB vectorization.
897 2016-02-24 Christian Bruel <christian.bruel@st.com>
899 * config/arm/arm-c.c (arm_option_override): Initialize
900 target_option_current_node.
901 * config/arm/arm.c (arm_pragma_target_parse): Replace
902 build_target_option_node call by target_option_current_node.
903 Set target_option_current_node.
906 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
909 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
910 define_insn_and_split to define_insn.
911 (zero_extendqi<mode>2_dot2): Same.
912 (extendqi<mode>2_dot): Same.
913 (extendqi<mode>2_dot2): Same.
915 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
917 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
918 and add bypass for AES{D,E} and AESMC pairs.
919 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
922 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
924 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
925 series for reciprocal square root in Exynos M1.
927 2016-02-23 Martin Sebor <msebor@redhat.com>
930 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
931 __builtin_alloca_with_align.
933 2016-02-23 Richard Henderson <rth@redhat.com>
935 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
936 (ix86_register_pragmas): Remove __seg_tls.
937 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
938 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
939 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
940 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
941 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
942 * doc/extend.texi (__seg_tls): Remove item.
944 2016-02-23 Richard Biener <rguenther@suse.de>
946 * alloc-pool.h (struct allocation_object): Make id member
947 conditional on CHECKING_P again.
948 (get_instance): Adjust.
949 (base_pool_allocator): Likewise.
951 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
953 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
954 (parallelize_loops): In OpenACC kernels mode, set n_threads to
956 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
958 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
960 2016-02-23 Richard Biener <rguenther@suse.de>
962 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
963 * bitmap.h (struct bitmap_usage): Likewise.
964 (bitmap_move): Declare.
965 * bitmap.c (register_overhead): Take size_t argument.
966 (bitmap_move): New function.
967 * df-problems.c (df_rd_transfer_function): Use bitmap_move
968 to properly account overhead.
969 * tree.c (free_node): Use tree_size.
971 2016-02-23 Jakub Jelinek <jakub@redhat.com>
974 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
975 when inverting comparison.
978 * common.opt (Wunreachable-code): Add Warning flag.
980 2016-02-23 Mark Wielaard <mjw@redhat.com>
981 Jakub Jelinek <jakub@redhat.com>
984 * cgraphunit.c (check_global_declaration): Check main_input_filename
985 and DECL_SOURCE_FILE are not NULL.
987 2016-02-23 Martin Jambor <mjambor@suse.cz>
989 PR tree-optimization/69666
990 * tree-sra.c (sra_modify_assign): Do not attempt to create
991 default_def replacements for unscalarizable regions.
993 2016-02-20 Mark Wielaard <mjw@redhat.com>
996 * cgraphunit.c (check_global_declaration): Check level of
997 warn_unused_const_variable and main_input_filename.
998 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
999 (-Wunused-variable): For C implies -Wunused-const-variable=1.
1000 (-Wunused-const-variable): Explain levels 1 and 2.
1002 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1005 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
1006 identical arguments. Formatting and spelling fixes.
1009 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
1014 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
1015 and m68k-devices.def.
1016 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
1017 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
1019 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
1021 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
1022 and HImode registers.
1024 2016-02-22 Richard Biener <rguenther@suse.de>
1026 PR tree-optimization/69882
1027 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
1028 preserve permutations present because of gaps.
1029 (vect_supported_load_permutation_p): Always continue checking
1030 permutations after vect_attempt_slp_rearrange_stmts.
1032 2016-02-22 Bin Cheng <bin.cheng@arm.com>
1034 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
1035 min_profitable_estimate, rather than min_profitable_iters.
1037 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1040 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
1041 SImode for last match_operand.
1043 2016-02-22 Martin Liska <mliska@suse.cz>
1045 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
1046 return bitsize - 1 as the return value.
1048 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
1052 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
1053 Handle negative shift counts.
1054 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
1055 force_reg on the shift constant.
1056 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
1057 (lshrsi3_d): Handle negative shift counts.
1059 2016-02-22 Richard Biener <rguenther@suse.de>
1060 Tom de Vries <tom@codesourcery.com>
1062 * graph.c: Include dumpfile.h.
1063 (print_graph_cfg): Split into three overloads.
1064 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
1066 2016-02-22 Tom de Vries <tom@codesourcery.com>
1068 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
1071 2016-02-22 Richard Biener <rguenther@suse.de>
1074 * ipa-inline-transform.c (inline_call): When not updating
1075 overall summaries adjust self size by the growth estimate.
1076 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
1077 hash-set, do not update overall summaries here. Renamed from ...
1078 (inline_to_all_callers): ... this which is now wrapping the
1079 above and performing delayed overall summary update.
1080 (early_inline_small_functions): Delay updating of the overall
1083 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1085 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1088 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1091 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1092 :%* in %:gt() argument.
1093 (greater_than_spec_func): Adjust for expecting only numbers,
1094 if there are more than two numbers, compare the last two.
1096 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1098 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1099 -Wnarrowing with -std.
1101 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1104 * expr.c (store_field): Don't use bit-field path if exp is
1105 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1106 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1107 and the assignment can be performed by bitwise copy. Formatting
1111 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1112 call copy_reg_eh_region_note_forward on before and/or after sequences
1113 and remove note from insn if it no longer can throw.
1116 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1119 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1121 * config/s390/vector.md: Add missing commutative operand markers
1122 to the patterns which qualify for one.
1123 * config/s390/vx-builtins.md: Likewise.
1125 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1127 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1128 types to mode iterators.
1129 (vec_double): ... and mode attribute.
1130 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1132 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1134 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1135 Change the predicate of op2 from nonimmediate to general and let
1136 reload fix it if necessary.
1138 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1140 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1142 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1144 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1147 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1149 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1150 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1151 * config/s390/s390.md ("movstr<P:mode>"): Call
1152 s390_expand_vec_movstr.
1154 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1156 * config/s390/s390.md: Add missing output modifier for operand 1
1157 to print it as address properly.
1159 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1161 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1162 * config/s390/2964.md: New file.
1163 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1164 of insn grouping attributes depending on the CPU level.
1165 (s390_get_unit_mask): New function.
1166 (s390_sched_score): Remove the OOO from the scheduling macros.
1167 Add loop to calculate a score for the instruction mix.
1168 (s390_sched_reorder): Likewise plus improve debug output.
1169 (s390_sched_variable_issue): Rename macros as above. Calculate
1170 the unit distances after actually scheduling an insn. Improve
1172 (s390_sched_init): Clear last_scheduled_unit_distance array.
1173 * config/s390/s390.md: Include 2964.md.
1175 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1178 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1179 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1180 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1181 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1182 *avx512f_<code>v8div16qi2_mask_1): New insns.
1184 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1187 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1190 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1191 earlyclobber from target. Use wF constraint for fused memory
1193 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1195 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1196 Martin Liska <mliska@suse.cz>
1199 * cfgexpand.c (asan_sanitize_stack_p): New function.
1200 (partition_stack_vars): Use the function.
1201 (expand_stack_vars): Likewise.
1202 (defer_stack_allocation): Likewise.
1203 (expand_used_vars): Likewise.
1205 2016-02-18 Richard Biener <rguenther@suse.de>
1208 * fold-const.c (operand_equal_p): Properly compare offsets for
1209 IMAGPART_EXPR and ARRAY_REF.
1211 2016-02-18 Nick Clifton <nickc@redhat.com>
1215 * config/arm/arm.c (arm_option_override_internal): Disable
1216 interworking if the target does not support thumb instructions.
1217 (arm_reload_in_hi): Handle the case where a register to register
1218 move needs reloading because there is no simple pattern to handle
1220 (arm_reload_out_hi): Likewise.
1222 2016-02-18 Richard Biener <rguenther@suse.de>
1225 * match.pd: Don't use fold_binary or fold_unary for folding
1228 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1231 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1232 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1233 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1234 warn on gimple_no_warning_p statements.
1236 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1238 * doc/extend.texi (C++ Attributes): Correct description of
1239 warn_unused type attribute.
1241 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1243 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1244 correct instruction.
1246 2016-02-17 Richard Biener <rguenther@suse.de>
1248 PR rtl-optimization/69609
1249 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1250 (find_traces_1_round): When ending a trace update cached priority
1252 (bb_to_key): Use cached priority when available.
1253 (copy_bb): Initialize cached priority.
1254 (reorder_basic_blocks_software_trace_cache): Likewise.
1256 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1259 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1261 (aarch64_comparison_operator): Break overly long line into two.
1262 (aarch64_comparison_operation): Likewise.
1263 * config/aarch64/aarch64.md (cstorecc4): Use
1264 aarch64_comparison_operator_mode instead of
1265 aarch64_comparison_operator.
1266 (cstore<mode>4): Likewise.
1267 (aarch64_cstore<mode>): Likewise.
1268 (*cstoresi_insn_uxtw): Likewise.
1269 (cstore<mode>_neg): Likewise.
1270 (*cstoresi_neg_uxtw): Likewise.
1272 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1275 * config/arm/predicates.md (arm_comparison_operator_mode):
1277 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1278 instead of arm_comparison_operator.
1279 (*mov_negscc): Likewise.
1280 (*mov_notscc): Likewise.
1281 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1282 (*thumb2_mov_negscc): Likewise.
1283 (*thumb2_mov_negscc_strict_it): Likewise.
1284 (*thumb2_mov_notscc): Likewise.
1285 (*thumb2_mov_notscc_strict_it): Likewise.
1287 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1289 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1292 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1294 * config/visium/visium.c (machine_libfunc_index): New enum.
1295 (machine_libfuncs): New structure.
1296 (visium_libfuncs): New static variable.
1297 (TARGET_INIT_LIBFUNCS): Define to...
1298 (visium_init_libfuncs): ...this. New function.
1299 (expand_block_move_4): Use the appropriate libfunc.
1300 (expand_block_move_2): Likewise.
1301 (expand_block_move_1): Likewise.
1302 (expand_block_set_4): Likewise.
1303 (expand_block_set_2): Likewise.
1304 (expand_block_set_1): Likewise.
1305 (visium_trampoline_init): Likewise.
1307 2016-02-17 Nick Clifton <nickc@redhat.com>
1309 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1310 TI's devices.csv file as of March 2016.
1312 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1315 * opts-global.c (handle_common_deferred_options): Introduce and
1316 initialize two global variables to remember command-line options
1317 specifying a stack-limiting register.
1318 * opts.h: Add extern declarations of the two new global variables.
1319 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1320 variable based on the values of the two new global variables.
1322 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1325 * common.opt (Wnonnull-compare): New warning.
1326 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1327 of arguments against NULL.
1328 (-Wnonnull-compare): Document.
1329 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1330 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1331 * passes.def (pass_warn_nonnull_compare): Add.
1332 * gimple-ssa-nonnull-compare.c: New file.
1334 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1336 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1337 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1339 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1341 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1342 reciprocal sqrt for -mlow-precision-recip-sqrt.
1344 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1345 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1347 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1348 always use lane loads to construct non-constant vectors.
1350 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1352 * config/aarch64/aarch64.md
1353 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1354 constraints for operand 3.
1355 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1357 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1358 Richard Biener <rguenther@suse.de>
1360 PR tree-optimization/69820
1361 * tree-vect-patterns.c (type_conversion_p): Return false if
1362 *orig_type is unsigned single precision or boolean.
1363 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1366 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1368 PR rtl-optimization/69764
1369 PR rtl-optimization/69771
1370 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1371 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1373 2016-02-16 Richard Biener <rguenther@suse.de>
1375 PR tree-optimization/69776
1376 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1378 (indirect_refs_may_alias_p): Likewise.
1379 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1380 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1381 according to tbaa_p.
1382 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1383 (optimize_stmt): For redundant store discovery do not allow tbaa.
1385 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1387 PR tree-optimization/69714
1388 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1389 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1391 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1393 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1394 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1395 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1396 * config/arc/arc.c (arc_init): Check FPU options.
1397 (get_arc_condition_code): Handle new CC_FPU* modes.
1398 (arc_select_cc_mode): Likewise.
1399 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1400 register pair only. Allow access for ARCv2 accumulator.
1401 (gen_compare_reg): Whenever we have FPU support use FPU compare
1403 (arc_reorg): Don't generate brcc insns when FPU compare
1404 instructions are involved.
1405 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1406 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1407 floating point emulation.
1408 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1409 (REVERSE_CONDITION): Add new CC_FPU* modes.
1410 (TARGET_FP_SP_BASE): Define.
1411 (TARGET_FP_DP_BASE): Likewise.
1412 (TARGET_FP_SP_FUSED): Likewise.
1413 (TARGET_FP_DP_FUSED): Likewise.
1414 (TARGET_FP_SP_CONV): Likewise.
1415 (TARGET_FP_DP_CONV): Likewise.
1416 (TARGET_FP_SP_SQRT): Likewise.
1417 (TARGET_FP_DP_SQRT): Likewise.
1418 (TARGET_FP_DP_AX): Likewise.
1419 * config/arc/arc.md (ARCV2_ACC): New constant.
1420 (type): New fpu type attribute.
1421 (SDF): Conditional iterator.
1422 (cstore<mode>, cbranch<mode>): Change expand condition.
1423 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1424 handles FPU/FPX cases as well.
1425 * config/arc/arc.opt (mfpu): New option.
1426 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1428 (adddf3, muldf3, subdf3): Removed.
1429 * config/arc/predicates.md (proper_comparison_operator): Recognize
1431 * config/arc/fpu.md: New file.
1432 * doc/invoke.texi (ARC Options): Document mfpu option.
1434 2016-02-16 Richard Biener <rguenther@suse.de>
1436 PR rtl-optimization/69291
1437 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1438 noce_operand_ok check.
1440 2016-02-16 Tom de Vries <tom@codesourcery.com>
1443 * omp-low.c (simd_clone_create): Remove call to
1444 symtab->call_cgraph_insertion_hooks.
1446 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1448 PR tree-optimization/69802
1449 * tree-ssa-reassoc.c (update_range_test): If op is
1450 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1451 op == 1 test of precision 1 integral op, otherwise handle
1452 that case as op itself. Fix up formatting.
1453 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1456 2016-02-16 Richard Biener <rguenther@suse.de>
1458 PR tree-optimization/69586
1459 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1460 types for conversion sources.
1462 2016-02-16 Richard Biener <rguenther@suse.de>
1465 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1466 mask OEP_ADDRESS_OF.
1468 2016-02-16 Alan Modra <amodra@gmail.com>
1471 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1472 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1473 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1475 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1476 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1477 (p8_fmrgow_<mode>): Likewise.
1478 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1480 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1481 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1482 to use movdi_internal64. Remove op0_di.
1483 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1485 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1487 Add support for the FCCMP insn types
1489 * config/aarch64/aarch64.md (fccmp): Change insn type.
1491 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1492 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1493 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1494 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1495 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1496 * config/arm/types.md (fccmps): Add new insn type.
1499 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1501 * alias.c (get_alias_set): Fix a typo in comment.
1503 2016-02-15 Richard Biener <rguenther@suse.de>
1505 PR tree-optimization/69595
1506 * match.pd: Complete range test simplification to true.
1508 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1510 PR rtl-optimization/69648
1511 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1512 pic_offset_table_rtx.
1514 PR rtl-optimization/69752
1515 * ira.c (update_equiv_regs): When looking for more than a single SET,
1516 also take other side effects into account.
1518 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1520 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1521 for z900+ CPUs in 31-bit mode.
1523 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1525 * common/config/s390/s390-common.c (s390_supports_split_stack):
1527 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1528 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1529 * config/s390/s390.c (struct machine_function): New field
1530 split_stack_varargs_pointer.
1531 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1532 in s390_emit_prologue.
1533 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1535 (morestack_ref): New global.
1536 (SPLIT_STACK_AVAILABLE): New macro.
1537 (s390_expand_split_stack_prologue): New function.
1538 (s390_live_on_entry): New function.
1539 (s390_va_start): Use split-stack vararg pointer if appropriate.
1540 (s390_asm_file_end): Emit the split-stack note sections.
1541 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1542 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1543 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1544 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1545 (split_stack_prologue): New expand.
1546 (split_stack_space_check): New expand.
1547 (split_stack_data): New insn.
1548 (split_stack_call): New expand.
1549 (split_stack_call_*): New insn.
1550 (split_stack_cond_call): New expand.
1551 (split_stack_cond_call_*): New insn.
1553 2016-02-15 Richard Biener <rguenther@suse.de>
1555 PR tree-optimization/69783
1556 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1557 Add trivially correct cases.
1559 2016-02-15 Tom de Vries <tom@codesourcery.com>
1562 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
1564 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
1566 2016-02-15 Richard Biener <rguenther@suse.de>
1568 PR tree-optimization/69776
1569 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1570 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
1571 indicate whether we can use TBAA to disambiguate against stores.
1572 Use alias-set zero if not.
1573 (visit_reference_op_store): Do not use TBAA when looking up
1575 * tree-ssa-pre.c (compute_avail): Use TBAA here.
1576 (eliminate_dom_walker::before_dom_children): But not when looking
1577 up redundant stores.
1579 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
1581 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
1583 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1585 * config/i386/znver1.md
1586 (znver1_pop, znver1_pop_mem,
1587 znver1_load_imov_double_store,
1588 znver1_load_imov_direct_store,
1589 znver1_load_imov_direct_load,
1590 znver1_load_imov_double_load): Add new.
1591 (znver1_insn, znver1_insn_load): Add icmov type.
1593 znver1_sseavx_fma_load,
1595 znver1_avx256_fma_load): Fix pipe usage.
1597 2016-02-14 Alan Modra <amodra@gmail.com>
1600 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
1601 with an invalid hard reg, reload just the reg not the entire
1602 pre/post-inc/dec address expression.
1604 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1607 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
1608 fixed R1_REG scratch reg.
1609 (sibcall_value_pcrel_fdpic): Likewise.
1611 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1615 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
1617 2016-02-12 Walter Lee <walt@tilera.com>
1619 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
1620 * config/tilegx/t-tilegx: Likewise.
1622 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1625 * diagnostic-show-locus.c (struct line_span): New struct.
1626 (layout::get_first_line): Delete.
1627 (layout::get_last_line): Delete.
1628 (layout::get_num_line_spans): New member function.
1629 (layout::get_line_span): Likewise.
1630 (layout::print_heading_for_line_span_index_p): Likewise.
1631 (layout::get_expanded_location): Likewise.
1632 (layout::calculate_line_spans): Likewise.
1633 (layout::m_first_line): Delete.
1634 (layout::m_last_line): Delete.
1635 (layout::m_line_spans): New field.
1636 (layout::layout): Update comment. Replace m_first_line and
1637 m_last_line with m_line_spans, replacing their initialization
1638 with a call to calculate_line_spans.
1639 (diagnostic_show_locus): When printing source lines and
1640 annotations, rather than looping over a single span
1641 of lines, instead loop over each line_span within
1642 the layout, with an inner loop over the lines within them.
1643 Call the context's start_span callback when changing line spans.
1644 * diagnostic.c (diagnostic_initialize): Initialize start_span.
1645 (diagnostic_build_prefix): Break out the building of the location
1646 part of the string into...
1647 (diagnostic_get_location_text): ...this new function, rewriting
1648 it from nested ternary expressions to a sequence of "if"
1650 (default_diagnostic_start_span_fn): New function.
1651 * diagnostic.h (diagnostic_start_span_fn): New typedef.
1652 (diagnostic_context::start_span): New field.
1653 (default_diagnostic_start_span_fn): New prototype.
1655 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1658 * gcc.c (driver::finalize): Fix cleanup of "specs".
1660 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1664 * gcc.c (driver::driver): Initialize m_option_suggestions.
1665 (driver::~driver): Clean up m_option_suggestions.
1666 (suggest_option): Convert to...
1667 (driver::suggest_option): ...this, and split out into
1668 driver::build_option_suggestions and find_closest_string.
1669 (driver::build_option_suggestions): New function, from
1670 first half of suggest_option. Special-case
1671 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
1672 the sanitizer_opts array. For options of enum types, add the
1673 various enum values to the candidate strings.
1674 (driver::handle_unrecognized_options): Remove "const".
1675 * gcc.h (driver::handle_unrecognized_options): Likewise.
1676 (driver::build_option_suggestions): New decl.
1677 (driver::suggest_option): New decl.
1678 (driver::m_option_suggestions): New field.
1679 * opts-common.c (add_misspelling_candidates): New function.
1680 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
1681 and make non-static.
1682 * opts.h (sanitizer_opts): New array decl.
1683 (add_misspelling_candidates): New function decl.
1684 * spellcheck.c (find_closest_string): New function.
1685 * spellcheck.h (find_closest_string): New function decl.
1687 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1689 PR rtl-optimization/69764
1690 PR rtl-optimization/69771
1691 * optabs.c (expand_binop_directly): For shift_optab_p, force
1692 convert_modes with VOIDmode if xop1 has VOIDmode.
1694 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
1697 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
1698 to correctly determine instrumentation thunks.
1700 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1703 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
1704 type by reference, force lhs on the call.
1707 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
1708 Compute retval and retbnd early in all cases if split_part_return_p
1709 and return_bb is not EXIT. Remove all clobber stmts and reset
1710 all debug stmts that refer to SSA_NAMEs defined in split part,
1711 except if it is retval, in that case replace the old retval with the
1712 lhs of the call to the split part.
1714 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1717 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1720 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1721 whose result is used in PHI.
1722 (maybe_optimize_range_tests): Likewise.
1723 (final_range_test_p): Likweise.
1725 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1728 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1729 whose result is used in PHI.
1730 (maybe_optimize_range_tests): Likewise.
1731 (final_range_test_p): Likweise.
1733 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1735 * cgraph.c: Spelling fixes - behaviour -> behavior and
1736 neighbour -> neighbor.
1737 * target.def: Likewise.
1738 * sel-sched.c: Likewise.
1739 * config/mips/mips.c: Likewise.
1740 * config/arc/arc.md: Likewise.
1741 * config/arm/cortex-a57.md: Likewise.
1742 * config/arm/arm.c: Likewise.
1743 * config/arm/neon.md: Likewise.
1744 * config/arm/arm-c.c: Likewise.
1745 * config/vms/vms-c.c: Likewise.
1746 * config/s390/s390.c: Likewise.
1747 * config/i386/znver1.md: Likewise.
1748 * config/i386/i386.c: Likewise.
1749 * config/ia64/hpux-unix2003.h: Likewise.
1750 * config/msp430/msp430.md: Likewise.
1751 * config/rx/rx.c: Likewise.
1752 * config/rx/rx.md: Likewise.
1753 * config/aarch64/aarch64-simd.md: Likewise.
1754 * config/aarch64/aarch64.c: Likewise.
1755 * config/nvptx/nvptx.c: Likewise.
1756 * config/bfin/bfin.c: Likewise.
1757 * config/cris/cris.opt: Likewise.
1758 * config/rs6000/rs6000.c: Likewise.
1759 * target.h: Likewise.
1760 * spellcheck.c: Likewise.
1761 * ira-build.c: Likewise.
1762 * tree-inline.c: Likewise.
1763 * builtins.c: Likewise.
1764 * lra-constraints.c: Likewise.
1765 * explow.c: Likewise.
1766 * hwint.h: Likewise.
1767 * targhooks.c: Likewise.
1768 * tree-vect-data-refs.c: Likewise.
1770 * doc/tm.texi: Likewise.
1771 * doc/extend.texi: Likewise.
1772 * doc/install.texi: Likewise.
1773 * doc/md.texi: Likewise.
1774 * tree-ssa-tail-merge.c: Likewise.
1775 * sched-int.h: Likewise.
1776 * match.pd: Likewise.
1777 * sched-ebb.c: Likewise.
1778 * target.def (omit_struct_return_reg): Likewise.
1779 * gimple-ssa-isolate-paths.c: Likewise.
1780 (find_implicit_erroneous_behaviour): Renamed to...
1781 (find_implicit_erroneous_behavior): ... this.
1782 (find_explicit_erroneous_behaviour): Renamed to...
1783 (find_explicit_erroneous_behavior): ... this.
1784 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
1786 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
1788 PR rtl-optimization/64682
1789 PR rtl-optimization/69567
1790 PR rtl-optimization/69737
1791 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
1792 in I2 as well, just lose it.
1794 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1796 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
1798 (aarch64_last_printed_tune_string): Likewise.
1799 (aarch64_declare_function_name): Only output .arch assembler
1800 directive if it will be different from the previously output
1801 directive. Same for .tune comment but only if -dA is set.
1802 (aarch64_start_file): New function.
1803 (TARGET_ASM_FILE_START): Define.
1805 2016-02-11 David Malcolm <dmalcolm@redhat.com>
1808 * Makefile.in (PLUGIN_HEADERS): Add params.list.
1810 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1813 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
1814 -Wmaybe-uninitialized warning.
1816 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
1819 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
1821 2016-02-11 Richard Biener <rguenther@suse.de>
1823 PR rtl-optimization/69291
1824 * ifcvt.c (noce_try_store_flag_constants): Do not allow
1825 subexpressions affected by changing the result.
1827 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
1830 * lra-constraints.c (curr_insn_transform): Find in/out operands
1831 for secondary memory moves. Update dups.
1833 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1835 PR tree-optimization/69652
1836 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1837 to nested loop, did source re-formatting, skip debug statements,
1838 add check on statement with volatile operand, remove dead scalar
1841 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1842 Patrick Palka <ppalka@gcc.gnu.org>
1846 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
1847 calls if the return type is TREE_ADDRESSABLE.
1848 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
1849 * ipa-split.c (split_function): Fix doubled "we" in comment.
1850 Use void return type for the split part even if
1851 !split_point->split_part_set_retval.
1853 2016-02-10 Bin Cheng <bin.cheng@arm.com>
1855 PR tree-optimization/68021
1856 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
1857 when computing the value of biv cand by itself.
1859 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1861 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
1862 (cortexa57_tunings): Likewise.
1863 (cortexa72_tunings): Likewise.
1864 (arch_macro_fusion_pair_p): Add support for AES fusion.
1865 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
1866 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
1867 Allow virtual registers before reload so early scheduling works.
1868 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
1869 correct latency and pipeline.
1870 (cortex_a57_crypto_complex): Likewise.
1871 (cortex_a57_crypto_xor): Likewise.
1872 (define_bypass): Add AES bypass.
1874 2016-02-10 Richard Biener <rguenther@suse.de>
1876 PR tree-optimization/69726
1877 * passes.def: Add DCE pass before late uninit.
1878 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
1879 really fixup if-conversions job.
1881 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1883 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
1884 (arm_cortex_a57_tune): Likewise.
1885 (aarch_macro_fusion_pair_p): Add support for AES fusion.
1886 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
1888 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
1890 * timevar.def (TV_PHASE_DBGINFO): Delete.
1891 (TV_PHASE_CHECK_DBGINFO): Likewise.
1892 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
1894 2016-02-10 Richard Biener <rguenther@suse.de>
1896 PR tree-optimization/69719
1897 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1898 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
1900 2016-02-09 Andrew Pinski <apinski@cavium.com>
1903 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
1904 get_vcond_mask_icode returns false.
1906 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1909 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
1910 an ADDIS that adds a pointer to a large constant that sets the
1911 upper16 bits with a load operation.
1913 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1916 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
1918 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
1920 (vzipq_s16): Likewise.
1921 (vzipq_s32): Likewise.
1922 (vzipq_f32): Likewise.
1923 (vzipq_u8): Likewise.
1924 (vzipq_u16): Likewise.
1925 (vzipq_u32): Likewise.
1926 (vzipq_p8): Likewise.
1927 (vzipq_p16): Likewise.
1929 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1932 * config/arm/arm.c (neon_endian_lane_map): New function.
1933 (neon_vector_pair_endian_lane_map): New function.
1934 (arm_evpc_neon_vuzp): Allow for big endian lane order.
1935 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
1937 (vuzpq_s16): Likewise.
1938 (vuzpq_s32): Likewise.
1939 (vuzpq_f32): Likewise.
1940 (vuzpq_u8): Likewise.
1941 (vuzpq_u16): Likewise.
1942 (vuzpq_u32): Likewise.
1943 (vuzpq_p8): Likewise.
1944 (vuzpq_p16): Likewise.
1946 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
1949 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1952 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1955 truncate const_int operand 1 to QImode.
1957 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1959 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1960 corresponding to an abnormal edge.
1962 2016-02-09 Tom de Vries <tom@codesourcery.com>
1964 PR tree-optimization/69599
1965 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1967 (find_func_aliases_for_builtin_call, find_func_clobbers)
1968 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1971 2016-02-09 Richard Biener <rguenther@suse.de>
1973 PR tree-optimization/69715
1974 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1975 LHS on calls as non-rewritable.
1977 2016-02-09 Tom de Vries <tom@codesourcery.com>
1980 * lto-wrapper.c (append_diag_options): New function.
1981 (compile_offload_image): Call append_diag_options.
1983 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1986 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1987 Minor copy-edit to fix verb tenses.
1989 2016-02-08 Jakub Jelinek <jakub@redhat.com>
1991 PR tree-optimization/69209
1992 * ipa-split.c (split_function): If split part is not
1993 returning retval, retval has gimple type but is not
1994 gimple value, force it into a SSA_NAME first.
1996 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
1998 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
2001 2016-02-08 Jason Merrill <jason@redhat.com>
2004 * convert.c (convert_to_integer_1): Check dofold on truncation
2006 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
2007 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
2008 Rename from *_nofold.
2009 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
2010 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2012 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
2015 * tree.c (build_common_tree_nodes): Remove short_double argument.
2016 All callers changed.
2017 * tree.h (build_common_tree_nodes): Adjust declaration.
2018 * doc/invoke.texi (-fshort-double): Remove documentation.
2019 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2020 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
2021 * lto-wrapper.c (merge_and_complain, append_compiler_options)
2022 (append_linker_options): Don't handle OPT_fshort_double.
2024 PR rtl-optimization/68730
2025 * lra-remat.c (insn_to_cand_activation): New static variable.
2026 (lra_remat): Allocate and free it.
2027 (create_cand): New arg activation. Initialize a field in
2028 insn_to_cand_activation if it is nonnull.
2029 (create_cands): Pass the activation insn to create_cand when making
2030 a candidate involving an output reload. Reorganize code a little.
2031 (do_remat): Keep track of active status of candidates in a separate
2034 2016-02-08 Richard Biener <rguenther@suse.de>
2036 PR tree-optimization/69719
2037 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2038 Properly use absolute of the difference of the two offsets to
2039 compare or adjust the segment length.
2041 2016-02-08 Richard Biener <rguenther@suse.de>
2042 Jeff Law <law@redhat.com>
2045 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
2046 types for anonymous SSA names.
2048 2016-02-08 Richard Biener <rguenther@suse.de>
2050 PR rtl-optimization/69274
2051 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
2053 2016-02-08 Jeff Law <law@redhat.com>
2055 PR tree-optimization/65917
2056 * tree-ssa-dom.c (record_temporary_equivalences): Record both
2057 equivalences from if (x == y) style conditionals.
2058 (loop_depth_of_name): Remove.
2059 (record_equality): Remove loop depth check.
2060 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
2061 (const_and_copies::record_const_or_copy_raw): New member function.
2062 * tree-ssa-scopedtables.c
2063 (const_and_copies::record_const_or_copy_raw): New, factored out of
2064 (const_and_copies::record_const_or_copy): Call new member function.
2066 2016-02-05 Jeff Law <law@redhat.com>
2068 PR tree-optimization/68541
2069 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
2070 (count_stmts_in_block): New function.
2071 (poor_ifcvt_candidate_code): Likewise.
2072 (is_feasible_trace): Add some heuristics to determine when path
2073 splitting is profitable.
2074 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
2075 is a diamond with a single exit.
2077 2016-02-05 Martin Sebor <msebor@redhat.com>
2080 * doc/invoke.texi: Update -Wplacement-new to take an optional
2083 2016-02-06 Richard Henderson <rth@redhat.com>
2086 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2087 out of non-standard address spaces.
2089 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2091 PR rtl-optimization/69691
2092 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2094 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2096 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2097 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2098 (*ieee128_mfvsrd_64bit): Likewise.
2099 (*ieee128_mfvsrd_32bit): Likewise.
2101 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2105 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2107 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2108 instrumented_version.
2110 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2112 * doc/invoke.texi (Optimize Options): In table of --param options
2113 rename second occurrence of tracer-min-branch-ratio to
2114 tracer-min-branch-probability, rename
2115 tracer-min-branch-ratio-feedback to
2116 tracer-min-branch-probability-feedback and clarify description,
2117 rename sched-spec-state-edge-prob-cutoff to
2118 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2119 to selsched-insns-to-rename, rename lto-minpartition to
2120 lto-min-partition, delete reorder-blocks-duplicate and
2121 reorder-blocks-duplicate-feedback.
2123 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2125 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2128 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2130 * doc/extend.texi: S/390: Correct some typos.
2132 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2134 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2136 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2139 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2140 (s390_register_info_gprtofpr): Use new macros above.
2141 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2143 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2144 its name. Adjust restore and save gpr ranges.
2145 (s390_register_info_set_ranges): New function.
2146 (s390_register_info): Use new macros above. Call
2147 s390_register_info_set_ranges.
2148 (s390_optimize_register_info): Likewise.
2149 (s390_hard_regno_rename_ok): Use new macros.
2150 (s390_hard_regno_scratch_ok): Likewise.
2151 (s390_emit_epilogue): Likewise.
2152 (s390_can_use_return_insn): Likewise.
2153 (s390_optimize_prologue): Likewise.
2154 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2156 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2159 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2161 (ix86_option_override_internal): Disable TARGET_STV even for
2162 -m{incoming,preferred}-stack-boundary=3.
2164 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2166 * config.gcc: Mark deprecated rtems targets as obsolete.
2168 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2170 PR rtl-optimization/64682
2171 PR rtl-optimization/69567
2172 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2173 before I2 only if the register is both used and set in I2.
2175 2016-02-04 DJ Delorie <dj@redhat.com>
2177 * config/msp430/msp430.c (msp430_start_function): Add function type.
2179 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2182 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2184 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2186 PR rtl-optimization/69577
2188 2015-10-29 Richard Henderson <rth@redhat.com>
2192 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2193 sse check to the exact conditions of PR 67609.
2195 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2198 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2199 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2200 not allowed into the traditional Altivec registers.
2201 (movtd_64bit_nodm): Likewise.
2202 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2204 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2206 * config/aarch64/cortex-a57-fma-steering.c
2207 (aarch64_register_fma_steering): Remove "static" from arguments
2210 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2213 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2216 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2218 * doc/invoke.texi: Delete -mno-fma4.
2220 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2222 PR rtl-optimization/69577
2223 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2224 (find_subregs_of_mode): Update accordingly. Iterate over partial
2227 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2229 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2230 * config/arm/arm.c (neon_reinterpret): Remove.
2231 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2232 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2233 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2234 vreinterpretti): Remove.
2235 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2236 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2237 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2238 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2239 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2240 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2241 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2242 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2243 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2244 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2245 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2246 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2247 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2248 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2249 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2250 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2251 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2252 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2253 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2254 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2255 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2256 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2257 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2258 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2259 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2260 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2261 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2262 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2263 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2264 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2265 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2266 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2267 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2268 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2269 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2270 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2271 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2272 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2273 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2274 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2275 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2276 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2277 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2278 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2279 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2280 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2281 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2282 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2283 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2284 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2285 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2286 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2287 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2288 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2289 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2290 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2291 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2292 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2293 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2294 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2295 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2296 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2297 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2298 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2299 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2300 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2301 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2302 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2303 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2304 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2305 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2306 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2307 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2308 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2309 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2310 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2311 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2312 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2313 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2314 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2315 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2316 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2317 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2318 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2319 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2320 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2321 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2322 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2323 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2324 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2325 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2326 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2327 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2328 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2329 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2330 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2331 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2332 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2333 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2334 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2335 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2336 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2337 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2339 2016-02-04 Martin Liska <mliska@suse.cz>
2342 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2343 that are gimple_store_p.
2344 (maybe_instrument_call): Likewise.
2346 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2348 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2349 register scaling out of memory reference and comment why.
2351 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2355 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2356 folding the source of a SET.
2358 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2362 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2363 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2365 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2369 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2372 2016-02-04 Christian Bruel <christian.bruel@st.com>
2374 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2375 * config/arm/arm.c (arm_set_current_function): Likewise.
2377 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2378 Ilya Enkovich <enkovich.gnu@gmail.com>
2379 H.J. Lu <hongjiu.lu@intel.com>
2382 * config/i386/i386.c (convert_scalars_to_vector): Remove
2383 stack alignment fixes.
2384 (ix86_option_override_internal): Disable TARGET_STV if stack
2385 might not be aligned enough.
2386 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2388 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2390 * gcc/config/i386/x86-tune.def: Disable default prefetching
2393 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2394 Vladimir Makarov <vmakarov@redhat.com>
2397 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2398 in validating fused toc addresses.
2400 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2403 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2404 range->m_caret fields if range->m_show_caret_p is false.
2407 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2408 Force oldval into register if it does not satisfy reg_or_short_operand
2409 predicate. Fix up formatting.
2411 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2412 Alexandre Oliva <aoliva@redhat.com>
2415 * lra-constraints.c (simplify_operand_subreg): Check additionally
2416 address validity after potential reloading.
2417 (process_address_1): Check insns validity. In case of failure do
2420 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2423 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2426 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2428 * wide-int.cc (canonize_uhwi): New function.
2429 (wi::divmod_internal): Use it.
2431 2016-02-02 James Norris <jnorris@codesourcery.com
2433 * gimplify.c (omp_notice_variable): Add usage check.
2435 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2437 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2438 like LE, GE, LT, GT when emitting relational operator.
2440 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2442 * ira-costs.c (find_costs_and_classes): Add extra argument.
2443 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2444 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2445 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2446 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2447 Add best_class parameter, and return it if not ALL_REGS.
2448 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2450 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2453 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2455 * config/aarch64/aarch64.c
2456 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2457 (aarch64_ira_change_pseudo_allocno_class): New function.
2459 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2462 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2464 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2466 * config/avr/avr.c (avr_option_override): Set
2467 PARAM_ALLOW_STORE_DATA_RACES to 1.
2469 2016-02-02 Richard Biener <rguenther@suse.de>
2471 PR tree-optimization/69595
2472 * match.pd: Add range test simplifications to true/false.
2474 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2476 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2477 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2480 2016-02-02 Richard Biener <rguenther@suse.de>
2482 PR tree-optimization/69606
2483 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2484 info on the result before moving a stmt.
2486 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2489 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2490 branch with vector comparison.
2491 * config/i386/sse.md (VI48_AVX): New mode iterator.
2492 (define_expand "cbranch<mode>4): Add support for conditional branch
2493 with vector comparison.
2494 * tree-vect-loop.c (optimize_mask_stores): New function.
2495 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2496 has_mask_store field of vect_info.
2497 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2498 vectorized loops having masked stores after vec_info destroy.
2499 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2500 correspondent macros.
2501 (optimize_mask_stores): Add prototype.
2503 2016-02-02 Alan Modra <amodra@gmail.com>
2506 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2509 2016-02-02 Alan Modra <amodra@gmail.com>
2512 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2513 whenever toc_label_name used.
2514 (rs6000_file_start): Don't set up toc section here,
2515 (rs6000_output_function_epilogue): do so here instead,
2516 (rs6000_xcoff_file_start): and here.
2517 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2518 (load_toc_aix_di): Likewise.
2520 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2522 PR rtl-optimization/69592
2523 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2524 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2525 (num_sign_bit_copies_binary_arith_p): New inline function.
2526 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2528 2016-02-01 Jeff Law <law@redhat.com>
2530 PR tree-optimization/69580
2531 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2532 * tree-ssa-threadbackward.c
2533 (fsm_find_control_statement_thread_paths): Do not try to walk
2534 through large PHI nodes.
2536 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2538 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2539 when count is incremented above limit, don't analyze further
2542 * omp-low.c (oacc_parse_default_dims): Avoid
2543 -Wsign-compare warning, make sure value fits into int
2544 rather than just unsigned int.
2546 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2548 PR tree-optimization/67921
2549 * fold-const.c (split_tree): New parameters. Convert pointer
2550 type variable part to proper type before negating.
2551 (fold_binary_loc): Pass new arguments to split_tree.
2553 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
2555 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
2556 (nvptx_goacc_validate_dims): Extend to handle global defaults.
2557 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
2558 * doc/tm.texti: Rebuilt.
2559 * doc/invoke.texi (fopenacc-dim): Document.
2560 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
2561 (append_compiler_options): Likewise.
2562 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
2563 (oacc_parse_default_dims): New.
2564 (oacc_validate_dims): Add USED arg. Select non-unity default when
2566 (oacc_loop_fixed_partitions): Return mask of used partitions.
2567 (oacc_loop_auto_partitions): Emit dump info.
2568 (oacc_loop_partition): Return mask of used partitions.
2569 (execute_oacc_device_lower): Parse default dimension arg. Adjust
2570 loop partitioning and validation calls.
2572 2016-02-01 Richard Biener <rguenther@suse.de>
2575 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2577 2016-02-01 Richard Biener <rguenther@suse.de>
2579 PR tree-optimization/69574
2580 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
2581 of asserting return chrec_dont_know.
2583 2016-02-01 Martin Liska <mliska@suse.cz>
2585 * mem-stats-traits.h: Add copyright header.
2586 * mem-stats.h: Likewise.
2588 2016-02-01 Richard Biener <rguenther@suse.de>
2590 PR tree-optimization/69579
2591 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
2592 Do not propagate through abnormal PHI results.
2594 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
2596 * postreload.c (reload_cse_simplify): Remove dead code.
2598 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2600 PR rtl-optimization/69570
2601 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
2602 if there is more than one set, not if there is a single set.
2604 2016-02-01 Richard Henderson <rth@redhat.com>
2607 * combine.c (make_compound_operation): When looking through a
2608 subreg, make sure to re-extend to the width of the outer mode.
2610 2016-01-30 Jakub Jelinek <jakub@redhat.com>
2612 PR tree-optimization/69546
2613 * wide-int.cc (wi::divmod_internal): For unsigned division
2614 where both operands fit into uhwi, if o1 is 1 and o0 has
2615 msb set, if divident_prec is larger than bits per hwi,
2616 clear another quotient word and return 2 instead of 1.
2617 Similarly for remainder with msb in HWI set, if dividend_prec
2618 is larger than bits per hwi.
2620 2016-01-29 Martin Jambor <mjambor@suse.cz>
2622 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
2623 Use short lowercase names.
2624 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
2625 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
2626 acq_rel one. Protect warning agains segfaults if
2627 get_memory_order_name returns NULL.
2628 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
2629 with release semantics. Do not warn if get_memory_order already did.
2630 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
2631 semantics. Fix check for relaxed or acquire semantics. Do not warn
2632 if get_memory_order already did.
2634 2016-01-29 Sebastian Pop <s.pop@samsung.com>
2636 * doc/install.texi: Document that isl-0.16 is supported.
2638 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
2641 * config/i386/constraints.md (Bm): Describe as special memory
2643 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
2644 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2645 * genpreds.c (struct constraint_data): Add is_special_memory.
2646 (have_special_memory_constraints, special_memory_start): New
2648 (special_memory_end): Ditto.
2649 (add_constraint): Add new arg is_special_memory. Add code to
2650 process its true value. Update have_special_memory_constraints.
2651 (process_define_constraint): Pass the new arg.
2652 (process_define_register_constraint): Ditto.
2653 (choose_enum_order): Process special memory.
2654 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
2655 function insn_extra_special_memory_constraint.
2656 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2657 * gensupport.c (process_rtx): Process
2658 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2659 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
2660 * ira-lives.c (single_reg_class): Use
2661 insn_extra_special_memory_constraint.
2662 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
2663 * lra-constraints.c (process_alt_operands): Ditto.
2664 (curr_insn_transform): Use insn_extra_special_memory_constraint.
2665 * recog.c (asm_operand_ok, preprocess_constraints): Process
2667 * reload.c (find_reloads): Ditto.
2668 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
2669 * stmt.c (parse_input_constraint): Use
2670 insn_extra_special_memory_constraint.
2672 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2675 * lra-splill.c (lra_final_code_change): Revert r229087 by
2676 removing all sub-registers.
2678 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
2681 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
2683 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2686 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
2687 SSE1, copy target into the temporary reg first before recursing
2690 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2692 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
2695 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2697 * ginclude/stdarg.h: Test __cplusplus instead of
2698 __GXX_EXPERIMENTAL_CXX0X__.
2700 2016-01-29 Richard Biener <rguenther@suse.de>
2702 PR tree-optimization/69547
2703 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2704 Do not mark clobbers necessary.
2705 (mark_all_reaching_defs_necessary_1): Likewise.
2707 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2709 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
2710 declaration name with %qs and print it in both error messages.
2711 Also fix indentation.
2713 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2716 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
2717 trailing blank line from error message.
2719 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2722 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
2725 2016-01-29 Richard Biener <rguenther@suse.de>
2728 * match.pd: Allow all integral types when simplifying a
2729 widening or sign-changing conversion.
2731 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2733 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
2734 back to setting codegen_error to fail codegen.
2736 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
2739 * config/i386/constraints.md (C): Only accept constant zero operand.
2740 (BC): New constraint.
2741 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
2742 instead of C constraint.
2743 * doc/md.texi (Machine Constraints): Update description
2746 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
2749 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
2751 2016-01-28 Jakub Jelinek <jakub@redhat.com>
2754 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
2757 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
2759 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
2760 branches if using guessed profile.
2762 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
2764 * graphite-optimize-isl.c (optimize_isl): Fix dump.
2766 2016-01-28 Richard Henderson <rth@redhat.com>
2769 * config/aarch64/aarch64-modes.def (CC_Cmode): New
2770 * config/aarch64/aarch64-protos.h: Update.
2771 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
2772 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
2773 (aarch64_get_condition_code_1): Handle CC_Cmode.
2774 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
2775 (*add<mode>3_compareC_cconly_imm): New.
2776 (*add<mode>3_compareC_cconly): New.
2777 (*add<mode>3_compareC_imm): New.
2778 (add<mode>3_compareC): New.
2779 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
2780 to be first. Use aarch64_carry_operation.
2781 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
2782 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
2783 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
2784 (subti3): Use subdi3_compare1.
2785 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
2786 (sub<mode>3_compare1): New.
2787 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
2788 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
2789 (*subsi3_carryin_uxtw): Likewise.
2790 (*ngc<mode>, *ngcsi_uxtw): Likewise.
2791 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
2792 * config/aarch64/iterators.md (DWI): New.
2793 * config/aarch64/predicates.md (aarch64_carry_operation): New.
2794 (aarch64_borrow_operation): New.
2796 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2798 * graphite-optimize-isl.c (optimize_isl): Print a different debug
2799 message when isl does not return a valid schedule.
2801 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2803 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
2804 Remove comments from class declarations: they are already in the code
2807 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2809 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
2811 (ternary_op_to_tree): Same.
2812 (unary_op_to_tree): Same.
2813 (nary_op_to_tree): Same.
2814 (gcc_expression_from_isl_expr_op): Same.
2815 (gcc_expression_from_isl_expression): Same.
2816 (graphite_create_new_loop): Same.
2817 (graphite_create_new_loop_guard): Same.
2818 (build_iv_mapping): Same.
2819 (graphite_create_new_guard): Same.
2820 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
2821 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2823 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2825 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
2826 instead of setting codegen_error to fail codegen.
2828 2016-01-28 Jason Merrill <jason@redhat.com>
2830 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2832 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2834 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2835 Remove CONST_INT_P check in CCMP cost calculation.
2837 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2839 * config/aarch64/aarch64.c (generic_vector_cost):
2840 Set vec_permute_cost.
2841 (cortexa57_vector_cost): Likewise.
2842 (exynosm1_vector_cost): Likewise.
2843 (xgene1_vector_cost): Likewise.
2844 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
2845 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
2846 Add vec_permute_cost entry.
2848 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2850 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
2852 (add<mode>3_compare0): Likewise.
2853 (addsi3_compare0_uxtw): Likewise.
2854 (add<mode>3nr_compare0): Likewise.
2855 (compare_neg<mode>): Likewise.
2856 (<optab><mode>3): Likewise.
2858 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
2860 * tree-vect-stmts.c (vectorizable_comparison): Add
2861 NULL check for vectype.
2863 2016-01-28 Richard Biener <rguenther@suse.de>
2865 PR tree-optimization/69466
2866 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2867 Account for PHIs we couldn't duplicate.
2869 2016-01-28 Martin Liska <mliska@suse.cz>
2872 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
2873 instead of ENABLE_VALGRIND_CHECKING.
2875 2016-01-27 Richard Henderson <rth@redhat.com>
2878 * lra-remat.c (subreg_regs): New.
2879 (dump_candidates_and_remat_bb_data): Dump it.
2880 (operand_to_remat): Reject if operand in subreg_regs.
2881 (set_bb_regs): Collect subreg_regs.
2882 (lra_remat): Init and free subreg_regs. Compute
2883 calculate_local_reg_remat_bb_data before create_cands.
2885 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
2888 * config/i386/i386.c (ix86_update_stack_boundary): Don't
2889 change stack_alignment_needed for __tls_get_addr call.
2891 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
2893 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2895 2016-01-27 Jeff Law <law@redhat.com>
2897 PR tree-optimization/68398
2898 PR tree-optimization/69196
2899 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
2900 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
2901 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2902 Only count PHIs in the last block in the path. The others will
2903 const/copy propagate away. Add heuristic to allow more irreducible
2904 subloops to be created when it is likely profitable to do so.
2906 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2907 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
2908 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
2910 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2913 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
2914 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
2915 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
2916 * tree-streamer-in.c: Include asan.h.
2917 (streamer_get_builtin_tree): For builtins in sanitizer
2918 range call initialize_sanitizer_builtins and retry.
2920 2016-01-27 Ian Lance Taylor <iant@google.com>
2922 * common.opt (fkeep-gc-roots-live): New undocumented option.
2923 * tree-ssa-loop-ivopts.c (add_candidate_1): If
2924 -fkeep-gc-roots-live, skip pointers.
2925 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
2928 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
2931 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
2932 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2934 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
2937 * configure.ac: NetBSD provides SSP in its C library.
2938 * configure: Updated.
2940 2016-01-27 Richard Biener <rguenther@suse.de>
2942 PR tree-optimization/69166
2943 * tree-vect-loop.c (vect_is_simple_reduction): Always check
2944 reduction code for commutativity / associativity.
2946 2016-01-27 Martin Jambor <mjambor@suse.cz>
2948 PR tree-optimization/69355
2949 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2950 total_scalarization fails.
2952 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2954 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2957 2016-01-27 Christian Bruel <christian.bruel@st.com>
2960 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2961 Move arm_reset_previous_fndecl and set_target_option_current_node in
2962 the conditional part. Call save_restore_target_globals.
2963 * config/arm/arm.c (arm_set_current_function):
2964 Refactor to better support #pragma target and attribute mix.
2965 Call save_restore_target_globals.
2966 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2968 2016-01-27 Martin Liska <mliska@suse.cz>
2970 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2971 reference for an HSA kernel and its host function.
2973 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2975 PR tree-optimization/69399
2976 * wide-int.h (wi::lrshift): For larger precisions, only
2977 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2979 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2981 * config/arc/predicates.md (proper_comparison_operator): Reject
2982 constant-constant comparison.
2984 2016-01-26 Tom de Vries <tom@codesourcery.com>
2986 PR tree-optimization/69110
2987 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2988 DR_NUM_DIMENSIONS == 0.
2990 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2991 Sebastian Pop <s.pop@samsung.com>
2993 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
2994 isl_ast_op_cond and isl_ast_op_select.
2995 (gcc_expression_from_isl_expr_op): Same.
2997 2016-01-26 Jason Merrill <jason@redhat.com>
3000 * tree.c (recompute_constructor_flags): Split out from
3002 (verify_constructor_flags): New.
3003 * tree.h: Declare them.
3005 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
3007 PR rtl-optimization/69217
3008 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
3009 are no TYPE_FIELDS set for the record type.
3011 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3014 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
3015 toc_label_name unconditionally.
3016 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
3017 SYMBOL_REF string. Use toc_label_name instead of constructing
3019 (rs6000_elf_declare_function_name): Use toc_label_name instead of
3020 constructing LCTOC1.
3022 2016-01-26 Martin Sebor <msebor@redhat.com>
3025 * doc/extend.texi (Common Type Attributes): Move text that talks about
3026 attribute packed from attribute aligned to the section discussing
3027 the former attribute for clarity.
3029 2016-01-26 Richard Henderson <rth@redhat.com>
3032 * trans-mem.c (tm_region_init): Mark entry block as visited.
3034 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3037 * diagnostic-show-locus.c (layout::print_source_line): Replace
3038 call to pp_newline with call to layout::print_newline.
3039 (layout::print_annotation_line): Likewise.
3040 (layout::move_to_column): Likewise.
3041 (layout::print_any_fixits): After printing any fixits, print a
3042 trailing newline, if necessary.
3043 (layout::print_newline): New method, resetting any colorization
3045 (diagnostic_show_locus): Move the pp_newline to before the
3046 early bailout. Remove dummy block enclosing the layout instance.
3047 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
3048 of pp_newline_and_flush with pp_flush.
3049 (diagnostic_append_note): Delete use of pp_newline.
3050 (diagnostic_append_note_at_rich_loc): Delete.
3051 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
3052 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
3053 when newline characters are added to the buffer.
3055 2016-01-26 Michael Matz <matz@suse.de>
3057 * configure.ac (ac_cv_std_swap_in_utility): New test.
3058 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
3059 * configure: Regenerate.
3060 * config.in: Regenerate.
3062 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
3064 * config/arc/arc.md (cstoresi4): Force operand into register.
3065 (arcset<code>): Fix predicate.
3066 (arcsetltu): Likewise.
3067 (arcsetgeu): Likewise.
3068 (arcsethi): Likewise.
3069 (arcsetls): Likewise.
3071 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3073 PR tree-optimization/69483
3074 * gimple-fold.c (canonicalize_constructor_val): Return NULL
3075 if base has error_mark_node type.
3077 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
3080 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3081 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3083 (vget_lane_f16): Handle big-endian.
3084 (vgetq_lane_f16): Likewise.
3085 (vset_lane_f16): Likewise.
3086 (vsetq_lane_f16): Likewise.
3087 * config/arm/iterators.md (VQXMOV): Add V8HF.
3088 (VDQ): Add V4HF and V8HF.
3089 (V_reg): Handle V4HF and V8HF.
3090 (Is_float_mode): Likewise.
3091 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3092 neon_vdup_nv8hf): New patterns.
3093 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3094 Use VD_LANE iterator.
3095 (neon_vld1_dup<mode>): Use VQ2 iterator.
3097 2016-01-26 Nathan Sidwell <nathan@acm.org>
3099 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3100 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3101 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3102 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3103 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3104 (oacc_validate_dims): Add LEVEL arg, don't return level.
3105 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3107 (execute_oacc_device_lower): Adjust, add more dump output.
3108 * tree-ssa-loop.c (gate_oacc_kernels): Use
3109 oacc_fn_attrib_kernels_p.
3110 * tree-parloops.c (create_parallel_loop): Adjust
3111 set_oacc_fn_attrib call.
3113 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3116 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3117 (append_compiler_options): Handle -fcilkplus.
3118 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3120 2016-01-26 Nick Clifton <nickc@redhat.com>
3123 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3124 been marked as DECL_ONE_ONLY but we do not the means to make it
3125 so, then do not allow it to bind locally.
3127 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3130 * opts.h (parse_sanitizer_options): New prototype.
3131 * opts.c (sanitizer_opts): New array.
3132 (parse_sanitizer_options): New function.
3133 (common_handle_option): Use parse_sanitizer_options.
3135 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3138 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3139 alignment adjustment to ...
3140 (ix86_update_stack_boundary): Here. Don't over-align stack for
3142 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3143 if __tls_get_addr is called.
3145 2016-01-26 Christian Bruel <christian.bruel@st.com>
3147 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3149 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3151 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3153 2016-01-26 Richard Biener <rguenther@suse.de>
3156 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3158 2016-01-26 Richard Biener <rguenther@suse.de>
3160 PR tree-optimization/69452
3161 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3162 (move_computations_dom_walker::before_dom_children): Rename
3164 (move_computations_worker): This.
3165 (move_computations): Perform an RPO rather than a DOM walk.
3167 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3170 * combine.c (combine_instructions): For REG_EQUAL note with
3171 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3172 to the underlying register.
3173 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3174 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3176 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3179 * config/aarch64/aarch64-builtins.c
3180 (aarch64_init_simd_builtin_types): Do not set structural
3181 equality to __Poly{8,16,64,128}_t types.
3183 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3185 PR tree-optimization/69400
3186 * wide-int.cc (wi_pack): Take the precision as argument and
3187 perform canonicalization here rather than in the callers.
3188 Use the main loop to handle all full-width HWIs. Add a
3189 zero HWI if in_len isn't a full result.
3190 (wi::divmod_internal): Update accordingly.
3191 (wi::mul_internal): Likewise. Simplify.
3193 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3194 Sebastian Pop <s.pop@samsung.com>
3196 * graphite-poly.c (apply_poly_transforms): Simplify.
3197 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3198 (print_isl_map): Same.
3199 (print_isl_union_map): Same.
3200 (print_isl_schedule): New.
3201 (debug_isl_schedule): New.
3202 * graphite-dependences.c (scop_get_reads): Do not call
3203 isl_union_map_add_map that is undocumented isl functionality.
3204 (scop_get_must_writes): Same.
3205 (scop_get_may_writes): Same.
3206 (scop_get_original_schedule): Remove.
3207 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3208 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3209 (compute_deps): Remove.
3210 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3211 (debug_schedule_ast): New.
3212 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3213 set_separate_option.
3214 (graphite_regenerate_ast_isl): Add dump.
3215 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3216 from scop->transformed_schedule.
3217 (graphite_regenerate_ast_isl): Add more dump.
3218 * graphite-optimize-isl.c (optimize_isl): Set
3219 scop->transformed_schedule. Check whether schedules are equal.
3220 (apply_poly_transforms): Move here.
3221 * graphite-poly.c (apply_poly_transforms): ... from here.
3222 (free_poly_bb): Static.
3223 (free_scop): Static.
3224 (pbb_number_of_iterations_at_time): Remove.
3225 (print_isl_ast): New.
3226 (debug_isl_ast): New.
3227 (debug_scop_pbb): New.
3228 * graphite-scop-detection.c (print_edge): Move.
3230 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3231 (build_scop_scattering): Remove.
3232 (create_pw_aff_from_tree): Assert instead of bailing out.
3233 (add_condition_to_pbb): Remove unused code, do not fail.
3234 (add_conditions_to_domain): Same.
3235 (add_conditions_to_constraints): Remove.
3236 (build_scop_context): New.
3237 (add_iter_domain_dimension): New.
3238 (build_iteration_domains): Initialize pbb->iterators.
3239 Call add_conditions_to_domain.
3242 (index_outermost_in_loop): New.
3243 (index_pbb_in_loop): New.
3244 (outermost_pbb_in): New.
3245 (add_in_sequence): New.
3246 (add_outer_projection): New.
3247 (outer_projection_mupa): New.
3248 (add_loop_schedule): New.
3249 (build_schedule_pbb): New.
3250 (build_schedule_loop): New.
3251 (embed_in_surrounding_loops): New.
3252 (build_schedule_loop_nest): New.
3253 (build_original_schedule): New.
3254 (build_poly_scop): Call build_original_schedule.
3255 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3256 (free_poly_dr): Remove.
3257 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3258 (free_poly_bb): Remove.
3259 (debug_loop_vec): Remove.
3260 (print_isl_ast): Declare.
3261 (debug_isl_ast): Declare.
3262 (scop_do_interchange): Remove.
3263 (scop_do_strip_mine): Remove.
3264 (scop_do_block): Remove.
3265 (flatten_all_loops): Remove.
3266 (optimize_isl): Remove.
3267 (pbb_number_of_iterations_at_time): Remove.
3268 (debug_scop_pbb): Declare.
3269 (print_schedule_ast): Declare.
3270 (debug_schedule_ast): Declare.
3271 (struct scop): Remove schedule. Add original_schedule,
3272 transformed_schedule.
3273 (free_gimple_poly_bb): Remove.
3274 (print_generated_program): Remove.
3275 (debug_generated_program): Remove.
3276 (unify_scattering_dimensions): Remove.
3277 * sese.c (print_edge): ... here.
3278 (print_sese): ... here.
3279 (debug_edge): ... here.
3280 (debug_sese): ... here.
3281 * sese.h (print_edge): Declare.
3282 (print_sese): Declare.
3283 (dump_edge): Declare.
3284 (dump_sese): Declare.
3286 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3287 Sebastian Pop <s.pop@samsung.com>
3289 * Makefile.in: Set ISLVER in site.exp.
3291 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3293 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3294 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3295 through DECL_VALUE_EXPR for expansion.
3297 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3299 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3300 the frame info after reload completed.
3302 2016-01-25 Jeff Law <law@redhat.com>
3304 PR tree-optimization/69196
3305 PR tree-optimization/68398
3306 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3307 tree-ssa-threadupdate.c.
3308 (determine_bb_domination_status): Prototype
3309 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3310 (determine_bb_domination_status): No longer static.
3311 (valid_jump_thread_path): Remove code to detect characteristics
3312 of the jump thread path not associated with correctness.
3313 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3314 Correct test for thread path length. Count PHIs for real operands as
3315 statements that need to be copied. Do not count ASSERT_EXPRs.
3316 Look at all the blocks in the thread path. Compute and selectively
3317 filter thread paths based on threading through the latch, threading
3318 a multiway branch or crossing a multiway branch.
3320 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3322 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3323 decl with __attribute__ ((unused)) annotation.
3325 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3328 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3329 of operands is compatible with a statement vectype.
3331 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3333 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3334 improve wording for mixed storage order support.
3336 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3338 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3339 (vcvt_u64_f64): Likewise.
3340 (vcvta_s64_f64): Likewise.
3341 (vcvta_u64_f64): Likewise.
3342 (vcvtm_s64_f64): Likewise.
3343 (vcvtm_u64_f64): Likewise.
3344 (vcvtn_s64_f64): Likewise.
3345 (vcvtn_u64_f64): Likewise.
3346 (vcvtp_s64_f64): Likewise.
3347 (vcvtp_u64_f64): Likewise.
3349 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3351 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3352 (arc_init): Check validity mll64 option.
3353 (arc_save_restore): Use double load/store instruction.
3354 (arc_expand_movmem): Likewise.
3355 (arc_split_move): Don't split if we have double load/store
3356 instructions. Returns a boolean.
3357 (arc_process_double_reg_moves): Change function to return boolean
3358 instead of a sequence of instructions.
3359 (arc_dwarf_register_span): New function.
3360 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3361 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3362 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3363 (*movdf_insn): Likewise.
3364 * config/arc/arc.opt (mll64): New option.
3365 * config/arc/predicates.md (even_register_operand): New predicate.
3366 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3368 2016-01-25 Richard Biener <rguenther@suse.de>
3371 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3372 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3374 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3376 2016-01-25 Richard Biener <rguenther@suse.de>
3378 PR tree-optimization/69376
3379 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3381 (VN_INFO_ANTI_RANGE_P): New inline.
3382 (VN_INFO_RANGE_TYPE): Likewise.
3383 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3384 SSA_NAME_ANTI_RANGE_P.
3385 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3386 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3387 Properly query VN_INFO_RANGE_TYPE.
3389 2016-01-25 Nick Clifton <nickc@redhat.com>
3392 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3394 2016-01-23 Tom de Vries <tom@codesourcery.com>
3396 PR tree-optimization/69426
3397 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3400 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3402 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3403 "the the" with "the" in the comments.
3404 * ipa-devirt.c (build_type_inheritance_graph,
3405 update_type_inheritance_graph): Likewise.
3406 * tree.c (build_function_type_list_1): Likewise.
3407 * cfgloopmanip.c (scale_loop_profile): Likewise.
3408 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3409 * gimple-ssa-split-paths.c
3410 (find_block_to_duplicate_for_splitting_paths): Likewise.
3411 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3412 * expr.c (convert_move): Likewise.
3413 * var-tracking.c (vt_stack_adjustments): Likewise.
3414 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3415 * tree-vrp.c (test_for_singularity): Likewise.
3417 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3418 directly instead of building a temporary tree.
3421 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3422 remove <algorithm> include.
3424 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3427 * config/i386/i386.c: Include dojump.h.
3428 (expand_small_movmem_or_setmem,
3429 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3431 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3432 if dynamic_check != -1.
3434 2016-01-21 Jeff Law <law@redhat.com>
3437 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3438 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3439 into dominated_by_p.
3440 (cprop_into_successor_phis): Avoid unnecessary tests.
3442 2016-01-22 Richard Henderson <rth@redhat.com>
3445 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3446 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3448 2016-01-22 Michael Matz <matz@suse.de>
3450 * system.h (string, algorithm): Include only conditionally.
3451 (new): Include always under C++.
3452 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3453 * final.c (toplevel): Ditto.
3454 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3455 * genconditions.c (write_header): Make gencondmd.c define
3457 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3459 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3460 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3462 2016-01-22 Christian Bruel <christian.bruel@st.com>
3465 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3467 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3470 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3471 define_insn_and_split. Ensure operands[1] and operands[0] do not
3472 get assigned the same register.
3474 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3476 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3478 2016-01-22 Christian Bruel <christian.bruel@st.com>
3480 * config/arm/arm-c.c (arm_pragma_target_parse):
3481 Remove warn_builtin_macro_redefined overwrite.
3483 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3485 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3486 flag_non_call_exceptions compatibility.
3488 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3491 * dwarf2out.c (add_child_die_after): New function.
3492 (dwarf_qual_info_t): New type.
3493 (dwarf_qual_info): New variable.
3494 (qualified_die_p): New function.
3495 (modified_type_die): For -fdebug-types-section, ensure
3496 canonical order of qualifiers. Put qualified DIEs adjacent
3497 to the corresponding non-qualified type DIE and search there
3498 for existing qualified DIEs.
3500 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3502 * doc/extend.texi (scalar_storage_order type attribute): Document
3503 restriction on type punning and aliasing, and remove future tense.
3505 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3508 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3511 2016-01-21 Jeff Law <law@redhat.com>
3514 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3515 useless call to record_temporary_equivalences.
3516 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3517 allocate 10 slots in the bb_path vector and let it grow as needed.
3518 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3521 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3523 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3525 * configure: Regenerate.
3527 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3529 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3530 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3532 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3535 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3536 drop EXPAND_INITIALIZER.
3537 * rtl.h (contains_symbolic_reference_p): Declare.
3538 * rtlanal.c (contains_symbolic_reference_p): New function.
3539 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3540 a subtraction into a NOT if symbolic constants are involved.
3542 2016-01-21 Anton Blanchard <anton@samba.org>
3543 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3546 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3548 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3551 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3553 * config/microblaze/microblaze.c
3554 (get_branch_target): New.
3555 (insert_wic_for_ilb_runout): New.
3557 (microblaze_machine_dependent_reorg): New.
3558 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
3559 * config/microblaze/microblaze.md
3560 (UNSPEC_IPREFETCH): Define.
3561 (iprefetch): New pattern
3562 * config/microblaze/microblaze.opt
3563 (mxl-prefetch): New flag.
3565 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3567 * config/microblaze/microblaze.h
3568 (FIXED_REGISTERS): Update in macro.
3569 (CALL_USED_REGISTERS): Update in macro.
3571 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
3573 PR rtl-optimization/68920
3574 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
3577 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
3579 PR rtl-optimization/68990
3580 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
3581 pseudo instead of inheritance ones.
3583 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3584 Nick Clifton <nickc@redhat.com>
3588 * config/mips/mips.c (mips_compute_frame_info): Initialise
3589 args_size and hard_frame_pointer_offset fields of the frame
3590 structure before calling mips_global_pointer.
3592 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3594 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
3596 * configure: Regenerate.
3598 2016-01-21 Richard Biener <rguenther@suse.de>
3600 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
3602 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3604 * config/s390/s390.c (s390_asm_declare_function_size): Add code
3605 to actually emit the .size directive.
3607 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
3608 Jakub Jelinek <jakub@redhat.com>
3612 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
3613 args array size by one to avoid buffer overflow.
3615 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3617 * config/s390/s390.md (pool_section_start): Use switch_to_section
3618 to select proper read-only data section instead of hardcoding
3620 (pool_section_end): Use switch_to_section to match the above.
3622 2016-01-21 Richard Biener <rguenther@suse.de>
3624 PR tree-optimization/69378
3625 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
3626 (set_ssa_val_to): Use it for dominance checks taking into
3627 account not executable edges.
3629 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3632 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
3633 for bitsize instead of GET_MODE_PRECISION (mode).
3635 2016-01-20 Martin Sebor <msebor@redhat.com>
3638 * extend.texi (__sync Builtins): Clarify the semantics of
3639 __sync_fetch_and_OP built-ins on pointers.
3640 (__atomic Builtins): Same.
3642 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3643 Sebastian Pop <s.pop@samsung.com>
3645 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
3646 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
3647 (is_valid_rename): Same.
3648 (translate_isl_ast_to_gimple::get_rename): Same.
3649 (translate_isl_ast_to_gimple::rename_all_uses): Same.
3650 (translate_isl_ast_to_gimple::rename_uses): Same.
3651 (get_new_name): Check for close_phi nodes.
3652 (copy_loop_phi_args): Use phi_node_kind.
3653 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
3654 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
3656 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3657 Sebastian Pop <s.pop@samsung.com>
3659 Revert commit r229783.
3660 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
3661 Remove use of parameter_rename_map.
3663 (copy_internal_parameters): Remove.
3664 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
3665 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
3666 (free_sese_info): Do not free parameter_rename_map.
3667 (set_rename): Do not use parameter_rename_map.
3668 (rename_uses): Update call to set_rename.
3669 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
3670 * sese.h (parameter_rename_map_t): Remove.
3671 (struct sese_info_t): Remove field parameter_rename_map.
3673 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3674 Sebastian Pop <s.pop@samsung.com>
3676 * graphite-isl-ast-to-gimple.c: Fix comment.
3677 * graphite-scop-detection.c (defined_in_loop_p): New.
3678 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
3679 names defined in loop.
3681 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3682 Sebastian Pop <s.pop@samsung.com>
3684 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3685 Discard unstructured if-then-else regions.
3687 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3688 Sebastian Pop <s.pop@samsung.com>
3690 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
3691 (cleanup_loop_iter_dom): Remove.
3692 (build_loop_iteration_domains): Remove.
3693 (build_scop_context): Remove.
3694 (build_scop_iteration_domain): Remove.
3695 (add_loop_constraints): New.
3696 (build_iteration_domains): New.
3697 (build_poly_scop): Call build_iteration_domains.
3699 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3700 Sebastian Pop <s.pop@samsung.com>
3702 * graphite-scop-detection.c
3703 (scop_detection::harmful_loop_in_region): Free dom and loops.
3704 (scop_detection::loop_body_is_valid_scop): Free bbs.
3706 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3707 Sebastian Pop <s.pop@samsung.com>
3709 * graphite-scop-detection.c (record_loop_in_sese): New.
3710 (gather_bbs::before_dom_children): Call record_loop_in_sese.
3711 (build_scops): Remove call to build_sese_loop_nests.
3712 * sese.c (sese_record_loop): Remove.
3713 (build_sese_loop_nests): Remove.
3714 (new_sese_info): Remove region->loops.
3715 (free_sese_info): Same.
3716 * sese.h (sese_contains_loop): Same.
3717 (build_sese_loop_nests): Remove.
3718 (sese_contains_loop): Remove.
3720 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3721 Sebastian Pop <s.pop@samsung.com>
3723 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
3724 loop_is_valid_in_scop.
3725 (scop_detection::harmful_stmt_in_region): Renamed
3726 harmful_loop_in_region.
3727 Call loop_is_valid_in_scop.
3729 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3730 Sebastian Pop <s.pop@samsung.com>
3732 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
3735 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3736 Sebastian Pop <s.pop@samsung.com>
3738 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
3739 * graphite.h (struct poly_bb): Remove field is_reduction.
3740 (PBB_IS_REDUCTION): Remove.
3742 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3743 Sebastian Pop <s.pop@samsung.com>
3745 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
3746 (add_pdr_constraints): Same.
3747 (scop_get_reads): Same.
3748 (scop_get_must_writes): Same.
3749 (scop_get_may_writes): Same.
3750 (scop_get_original_schedule): Same.
3751 (extend_schedule): Same.
3752 (apply_schedule_on_deps): Same.
3753 (carries_deps): Same.
3754 (compute_deps): Same.
3755 (scop_get_dependences): Same.
3756 * graphite-isl-ast-to-gimple.c
3757 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
3758 * graphite-optimize-isl.c (get_schedule_for_band): Same.
3759 (get_schedule_for_band_list): Same.
3760 (get_schedule_map): Same.
3761 (apply_schedule_map_to_scop): Same.
3762 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3763 (build_loop_iteration_domains): Same.
3764 (add_condition_to_pbb): Same.
3765 (add_param_constraints): Same.
3766 (pdr_add_memory_accesses): Same.
3767 (pdr_add_data_dimensions): Same.
3769 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3771 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
3774 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3776 * common.opt (feliminate-dwarf2-dups): Replace references to
3777 "DWARF 2" with just "DWARF".
3778 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
3779 * doc/extend.texi: Likewise.
3780 * doc/cpp.texi: Likewise.
3781 * doc/invoke.texi: Likewise.
3782 (Option Summary): Add -gdwarf to list of Debugging Options.
3783 (Debugging Options): Document -gdwarf.
3784 * doc/contrib.texi: Spell "DWARF" like that.
3786 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3788 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
3789 warning. Fix up formatting.
3792 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
3793 attempt to mark memory input operand addressable and
3794 call prepare_gimple_addressable in that case. Don't adjust
3795 input_location for diagnostics, use error_at instead.
3797 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
3799 * config/rs6000/ppc-auxv.h: New file.
3800 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
3802 (cpu_supports): Likewise.
3803 * config/rs6000/rs6000.c: include "ppc-auxv.h".
3804 (cpu_is_info): New variable.
3805 (cpu_supports_info): Likewise.
3806 (tcb_verification_symbol): Likewise.
3807 (cpu_builtin_p): Likewise.
3808 (cpu_expand_builtin): New function.
3809 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
3810 (rs6000_init_builtins): Likewise.
3811 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
3812 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
3813 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
3814 * configure: Regenerate.
3815 * config.in: Likewise.
3816 * doc/extend.texi (PowerPC Built-in Functions): Document
3817 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
3819 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
3822 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
3824 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
3827 2016-01-20 Richard Henderson <rth@redhat.com>
3833 * tree.c (tm_define_builtin): New.
3834 (find_tm_vector_type): New.
3835 (build_tm_vector_builtins): New.
3836 (build_common_builtin_nodes): Call it.
3838 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3840 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3841 (arm_fp_ok): Likewise.
3843 (arm_crypto): Likewise.
3845 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
3846 Richard Biener <rguenther@suse.de>
3848 PR tree-optimization/69328
3849 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
3850 vectors have same number of elements.
3851 (vectorizable_condition): Fix masked version recognition.
3853 2016-01-20 Richard Biener <rguenther@suse.de>
3855 PR tree-optimization/69345
3856 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
3857 (VN_INFO_PTR_INFO): Likewise.
3858 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
3859 info when it is equal between non-dominating SSA names.
3860 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3861 Make sure to look at original SSA infos.
3863 2016-01-20 Jeff Law <law@redhat.com>
3866 * config/m68k/predicates.md (pow2_m1_operand): New predicate
3868 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
3869 (pc_or_label_operand): New predicate.
3870 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
3871 tests for small integers that are 2^n - 1.
3873 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
3875 * doc/invoke.texi (Options Summary): Add '.' after @xref.
3877 2016-01-19 Jeff Law <law@redhat.com>
3880 * tree-ssa-threadbackwards.c
3881 (fsm_find_control_statement_thread_paths): Do not try to lookup
3882 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
3884 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3886 * doc/lto.texi: Remove text that says only Gold has linker plugin
3889 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
3891 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
3892 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
3893 the DIE accordingly.
3894 (modified_type_die): Add REVERSE parameter and pass it recursively,
3895 as well as to base_type_die. Adjust presence check accordingly.
3896 (base_type_for_mode): Adjust call to modified_type_die.
3897 (add_type_attribute): Add REVERSE parameter and pass it to
3899 (generic_parameter_die): Adjust call to add_type_attribute.
3900 (add_scalar_info): Likewise.
3901 (add_subscript_info): Likewise.
3902 (gen_array_type_die): Likewise.
3903 (gen_descr_array_type_die): Likewise.
3904 (gen_entry_point_die): Likewise.
3905 (gen_enumeration_type_die): Likewise.
3906 (gen_formal_parameter_die): Likewise.
3907 (gen_subprogram_die): Likewise.
3908 (gen_variable_die ): Likewise.
3909 (gen_const_die): Likewise.
3910 (gen_field_die): Likewise.
3911 (gen_pointer_type_die): Likewise.
3912 (gen_reference_type_die): Likewise.
3913 (gen_ptr_to_mbr_type_die): Likewise.
3914 (gen_inheritance_die): Likewise.
3915 (gen_subroutine_type_die): Likewise.
3916 (gen_typedef_die): Likewise.
3917 (force_type_die): Adjust call to modified_type_die.
3919 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
3921 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
3922 flow throughout the file. Fix broken link to Objective-C 2.0
3924 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
3927 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3929 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
3931 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3934 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
3935 (maybe_record_node): Record cxa_pure_virtual as the only possible
3936 target if there are not ohter candidates.
3937 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
3939 2016-01-19 Richard Biener <rguenther@suse.de>
3941 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
3942 (get_memory_order): Likewise.
3944 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
3946 * tree-vect-stmts.c (vectorizable_store): Check
3949 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3952 * gcc.c (driver::decode_argv): Add call to
3953 init_opts_obstack before init_options_struct.
3954 * opts.c (init_opts_obstack): Remove idempotency.
3955 (init_options_struct): Replace call to init_opts_obstack
3956 with a gcc_assert to verify that it has already been called.
3957 * toplev.c (toplev::main): Add call to init_opts_obstack before
3958 calls to init_options_struct.
3959 (toplev::finalize): Move cleanup of opts_obstack next to
3960 cleanup of save_decoded_options, clearing the latter, and
3961 save_decoded_options_count.
3963 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3966 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3967 attribute to unconditional. Remove %? from output template.
3969 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3970 Jiong Wang <jiong.wang@arm.com>
3972 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3973 generated from different expand order.
3975 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3977 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3978 Add support for CCMP costing.
3980 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3982 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3983 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3984 (fccmpe<mode>): Likewise.
3985 (fcmp): Rename to fcmp and globalize pattern.
3987 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3988 (aarch64_gen_ccmp_next): Add FP support.
3990 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3992 * target.def (gen_ccmp_first): Update documentation.
3993 (gen_ccmp_next): Likewise.
3994 * doc/tm.texi (gen_ccmp_first): Update documentation.
3995 (gen_ccmp_next): Likewise.
3996 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
3997 expand_ccmp_expr_1. Improve comments.
3998 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
3999 (ccmp_ior<mode>): Remove pattern.
4000 (cmp<mode>): Remove expand.
4001 (cmp): Globalize pattern.
4002 (cstorecc4): Use cc_register.
4003 (mov<mode>cc): Remove ccmp_cc_register check.
4004 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
4005 Simplify after removal of CC_DNE/* modes.
4006 (aarch64_ccmp_mode_to_code): Remove.
4007 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
4008 In 'k' case use integer as condition.
4009 (aarch64_nzcv_codes): Remove inverted cases.
4010 (aarch64_code_to_ccmode): Remove.
4011 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
4012 comparison with CC register to be used in folowing CCMP/branch/CSEL.
4013 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
4014 pattern. Return the comparison with CC register. Invert conditions
4016 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
4017 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
4019 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4021 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4022 instrumented_version.
4024 2016-01-19 Richard Biener <rguenther@suse.de>
4026 PR tree-optimization/69336
4027 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
4028 handled components with get_ref_base_and_extent.
4029 (equal_mem_array_ref_p): Adjust.
4031 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4034 * shrink-wrap.c: Include valtrack.h.
4035 (move_insn_for_shrink_wrap): Add DEBUG argument. If
4036 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
4037 in between insn and where it will be moved to. Call
4038 dead_debug_insert_temp.
4039 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
4040 first and dead_debug_local_finish at the end.
4041 For uses and defs bitmap, handle all regs in between REGNO and
4042 END_REGNO, not just the first one.
4044 2016-01-19 Richard Biener <rguenther@suse.de>
4046 PR tree-optimization/69352
4047 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
4048 (equal_mem_array_ref_p): Constrain size and max size properly.
4049 Compare the reverse flag.
4051 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
4053 * ira.c (ira): Update regstat data if we deleted insns.
4055 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4057 PR rtl-optimization/68955
4058 PR rtl-optimization/64557
4059 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
4060 here. Fix up formatting.
4061 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
4063 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4066 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
4067 assume that the node has body.
4068 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
4071 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4073 * lto-streamer-out.c (lto_output): Do not stream instrumentation
4076 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4078 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
4079 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4081 2016-01-19 Martin Jambor <mjambor@suse.cz>
4082 Martin Liska <mliska@suse.cz>
4083 Michael Matz <matz@suse.de>
4085 * Makefile.in (OBJS): Add new source files.
4086 (GTFILES): Add hsa.c.
4087 * common.opt (disable_hsa): New variable.
4088 (-Whsa): New warning.
4089 * config.in (ENABLE_HSA): New.
4090 * configure.ac: Treat hsa differently from other accelerators.
4091 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4093 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4094 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4095 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4097 * doc/invoke.texi (-Whsa): Document.
4098 (hsa-gen-debug-stores): Likewise.
4099 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4100 to invoke offload compiler for hsa acclerator.
4101 * opts.c (common_handle_option): Determine whether HSA offloading
4102 should be performed.
4103 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4104 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4105 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4106 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4107 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4108 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4109 GF_OMP_FOR_KIND_GRID_LOOP.
4110 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4111 (pp_gimple_stmt_1): Likewise.
4112 * gimple-walk.c (walk_gimple_stmt): Likewise.
4113 * gimple.c (gimple_build_omp_grid_body): New function.
4114 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4115 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4116 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4117 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4118 GF_OMP_TEAMS_GRID_PHONY.
4119 (gimple_statement_omp_single_layout): Updated comments.
4120 (gimple_build_omp_grid_body): New function.
4121 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4122 (gimple_omp_for_grid_phony): New function.
4123 (gimple_omp_for_set_grid_phony): Likewise.
4124 (gimple_omp_parallel_grid_phony): Likewise.
4125 (gimple_omp_parallel_set_grid_phony): Likewise.
4126 (gimple_omp_teams_grid_phony): Likewise.
4127 (gimple_omp_teams_set_grid_phony): Likewise.
4128 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4129 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4130 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4131 (BUILT_IN_GOMP_TARGET): Updated type.
4132 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4133 (adjust_for_condition): New function.
4134 (get_omp_for_step_from_incr): Likewise.
4135 (extract_omp_for_data): Moved parts to adjust_for_condition and
4136 get_omp_for_step_from_incr.
4137 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4138 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4139 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4140 (scan_omp_parallel): Do not create child functions for phony
4142 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4143 (scan_omp_1_op): Checking assert we are not remapping to
4144 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4145 (parallel_needs_hsa_kernel_p): New function.
4146 (expand_parallel_call): Register apprpriate parallel child
4147 functions as HSA kernels.
4148 (grid_launch_attributes_trees): New type.
4149 (grid_attr_trees): New variable.
4150 (grid_create_kernel_launch_attr_types): New function.
4151 (grid_insert_store_range_dim): Likewise.
4152 (grid_get_kernel_launch_attributes): Likewise.
4153 (get_target_argument_identifier_1): Likewise.
4154 (get_target_argument_identifier): Likewise.
4155 (get_target_argument_value): Likewise.
4156 (push_target_argument_according_to_value): Likewise.
4157 (get_target_arguments): Likewise.
4158 (expand_omp_target): Call get_target_arguments instead of looking
4159 up for teams and thread limit.
4160 (grid_expand_omp_for_loop): New function.
4161 (grid_arg_decl_map): New type.
4162 (grid_remap_kernel_arg_accesses): New function.
4163 (grid_expand_target_kernel_body): New function.
4164 (expand_omp): Call it.
4165 (lower_omp_for): Do not emit phony constructs.
4166 (lower_omp_taskreg): Do not emit phony constructs but create for them
4167 a temporary variable receiver_decl.
4168 (lower_omp_taskreg): Do not emit phony constructs.
4169 (lower_omp_teams): Likewise.
4170 (lower_omp_grid_body): New function.
4171 (lower_omp_1): Call it.
4172 (grid_reg_assignment_to_local_var_p): New function.
4173 (grid_seq_only_contains_local_assignments): Likewise.
4174 (grid_find_single_omp_among_assignments_1): Likewise.
4175 (grid_find_single_omp_among_assignments): Likewise.
4176 (grid_find_ungridifiable_statement): Likewise.
4177 (grid_target_follows_gridifiable_pattern): Likewise.
4178 (grid_remap_prebody_decls): Likewise.
4179 (grid_copy_leading_local_assignments): Likewise.
4180 (grid_process_kernel_body_copy): Likewise.
4181 (grid_attempt_target_gridification): Likewise.
4182 (grid_gridify_all_targets_stmt): Likewise.
4183 (grid_gridify_all_targets): Likewise.
4184 (execute_lower_omp): Call grid_gridify_all_targets.
4185 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4186 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4187 (tree_omp_clause): Added union field dimension.
4188 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4189 * tree.c (omp_clause_num_ops): Added number of arguments of
4190 OMP_CLAUSE__GRIDDIM_.
4191 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4192 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4193 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4194 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4195 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4196 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4197 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4198 * tree-pass.h (make_pass_gen_hsail): Declare.
4199 (make_pass_ipa_hsa): Likewise.
4200 * ipa-hsa.c: New file.
4201 * lto-section-in.c (lto_section_name): Add hsa section name.
4202 * lto-streamer.h (lto_section_type): Add hsa section.
4203 * timevar.def (TV_IPA_HSA): New.
4204 * hsa-brig-format.h: New file.
4205 * hsa-brig.c: New file.
4206 * hsa-dump.c: Likewise.
4207 * hsa-gen.c: Likewise.
4210 * toplev.c (compile_file): Call hsa_output_brig.
4211 * hsa-regalloc.c: New file.
4213 2016-01-18 Jeff Law <law@redhat.com>
4215 PR tree-optimization/69320
4216 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4217 ranged object, do nothing if the RHS constant is not [0..1].
4218 (optimize_stmt): Comparing a boolean ranged object against a
4219 constant outside [0..1] results in a compile-time constant.
4221 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4224 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4226 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4227 (Option Summary): Update to reflect new section and moved options.
4228 (C++ Dialect Options): Move -fstats to new section.
4229 (Debugging Options): Move all dump, statistics, and other GCC
4230 developer options to new section. Rewrite section introduction
4231 and re-order remaining options to put the more basic ones first.
4232 (Optimization Options): Move -fira-verbose and -flto-report* to
4234 (Developer Options): New section incorporating moved options.
4235 * doc/cppopts.texi (-dM): Update cross-reference.
4237 2016-01-18 Richard Henderson <rth@redhat.com>
4240 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4241 operands to pseudo only if CSE is expected. Split long immediate
4242 operands only after reload, and for the stack pointer.
4243 (*add<GPI>3_pluslong): Remove.
4244 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4245 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4246 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4247 (*add<GPI>3 peepholes): New.
4248 (*add<GPI>3 splitters): New.
4249 * config/aarch64/constraints.md (Upl): New.
4250 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4252 2016-01-18 Richard Biener <rguenther@suse.de>
4254 PR tree-optimization/69297
4255 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4257 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4259 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4262 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4263 of mixind vector and scalar types.
4264 (fold_relational_const): Add handling of vector
4265 comparison with boolean result.
4266 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4267 comparison of vector operands with boolean result for EQ/NE only.
4268 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4269 (verify_gimple_cond): Likewise.
4270 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4273 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4275 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4278 2016-01-18 Richard Biener <rguenther@suse.de>
4281 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4283 2016-01-18 Tom de Vries <tom@codesourcery.com>
4285 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4287 2016-01-18 Tom de Vries <tom@codesourcery.com>
4289 * omp-low.c (set_oacc_fn_attrib): Make extern.
4290 * omp-low.h (set_oacc_fn_attrib): Declare.
4291 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4292 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4293 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4294 Add and handle function parameter oacc_kernels_p.
4295 (find_reduc_addr, get_omp_data_i_param): New function.
4296 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4297 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4298 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4299 Calculate dominance info. Skip loops that are not in a kernels region
4300 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4301 (pass_parallelize_loops::execute): Call parallelize_loops with
4302 oacc_kernels_p argument.
4303 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4304 New member function.
4305 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4306 * passes.def: Add argument to pass_parallelize_loops instantation.
4308 2016-01-18 Tom de Vries <tom@codesourcery.com>
4310 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4311 pass_parallelize_loops to be run outside the loop pipeline.
4313 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4315 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4316 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4318 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4321 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4322 using get_ref_base_and_extent.
4323 (equal_mem_array_ref_p): New.
4324 (hashable_expr_equal_p): Add call to previous.
4326 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4329 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4330 (sra_initialize): Allocate disqualified_constants.
4331 (sra_deinitialize): Free disqualified_constants.
4332 (disqualify_candidate): Update disqualified_constants when appropriate.
4333 (create_access): Scan for constant-pool entries as we go along.
4334 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4335 (maybe_add_sra_candidate): Allow constant-pool entries.
4336 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4337 (initialize_constant_pool_replacements): New.
4338 (sra_modify_assign): Avoid mangling assignments created by previous,
4339 and don't generate writes into constant pool.
4340 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4342 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4344 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4346 (scalar_chain::convert_op): Likewise.
4347 * config/i386/i386.md (*andndi3_doubleword): New.
4349 2016-01-18 Richard Biener <rguenther@suse.de>
4351 PR tree-optimization/69170
4352 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4353 building a vector from scalar results of a pattern stmt.
4355 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4357 * haifa-sched.c (autopref_multipass_init): Work around
4358 -Wmaybe-uninitialized warning.
4360 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4362 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4363 against the constant 0.
4365 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4367 PR tree-optimization/68799
4368 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4369 look up phi candidates in the statement-candidate map.
4370 (phi_add_costs): Likewise.
4371 (record_phi_increments): Likewise.
4372 (phi_incr_cost): Likewise.
4373 (ncd_with_phi): Likewise.
4374 (all_phi_incrs_profitable): Likewise.
4376 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4378 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4379 -Wmaybe-uninitialized warning.
4381 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4383 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4384 (Option Summary): Update to reflect new section and moved options.
4385 (C++ Dialect Options): Move -fvtable-verify and related options.
4386 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4387 and profiling-related options.
4388 (Optimization Options): Move profile generation options and
4389 -fstack-protector and related options.
4390 (Instrumentation Options): New section incorporating moved options.
4391 (Code Generation Options): Move -finstrument-functions and
4392 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4394 2016-01-16 Tom de Vries <tom@codesourcery.com>
4396 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4398 2016-01-16 Tom de Vries <tom@codesourcery.com>
4400 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4402 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4404 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4405 that checks whether the table is already empty. Rename the
4406 original implementation to...
4407 (hash_table::empty_slot): ...this new private function.
4409 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4412 * diagnostic-show-locus.c (layout::print_source_line): Move x
4413 offset of line until after call to
4414 get_line_width_without_trailing_whitespace.
4416 2016-01-15 Jeff Law <law@redhat.com>
4418 PR tree-optimization/69270
4419 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4420 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4421 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4422 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4423 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4424 ssa_name_has_boolean_range and constant_boolean_node.
4426 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4428 PR rtl-optimization/69030
4429 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4431 (spill_pseudos): Delete debug insn for dead pseudo.
4432 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4434 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4436 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4438 (TYPES_UNOPUS): Likewise.
4439 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4440 builtin type, from UNOP to UNOPUS.
4441 (lbtruncuv4sf): Likewise.
4442 (lbtruncuv2df): Likewise.
4443 (lrounduv2sf): Likewise.
4444 (lrounduv4sf): Likewise.
4445 (lrounduv2df): Likewise.
4446 (lroundusf): Likewise.
4447 (lroundusf): Likewise.
4448 (lceiluv2sf): Likewise.
4449 (lceiluv4sf): Likewise.
4450 (lceiluv2df): Likewise.
4451 (lceilusf): Likewise.
4452 (lceiludf): Likewise.
4453 (lflooruv2sf): Likewise.
4454 (lflooruv4sf): Likewise.
4455 (lflooruv2df): Likewise.
4456 (lfloorusf): Likewise.
4457 (lfloorudf): Likewise.
4458 (lfrintnuv2sf): Likewise.
4459 (lfrintnuv4sf): Likewise.
4460 (lfrintnuv2df): Likewise.
4461 (lfrintnusf): Likewise.
4462 (lfrintnudf): Likewise.
4463 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4465 (vcvtq_u32_f32): Likewise.
4466 (vcvtq_u64_f64): Likewise.
4467 (vcvta_u32_f32): Likewise.
4468 (vcvtaq_u32_f32): Likewise.
4469 (vcvtaq_u64_f64): Likewise.
4470 (vcvtm_u32_f32): Likewise.
4471 (vcvtmq_u32_f32): Likewise.
4472 (vcvtmq_u64_f64): Likewise.
4473 (vcvtn_u32_f32): Likwise.
4474 (vcvtnq_u32_f32): Likewise.
4475 (vcvtnq_u64_f64): Likewise.
4476 (vcvtp_u32_f32): Likewise.
4477 (vcvtpq_u32_f32): Likewise.
4478 (vcvtpq_u64_f64): Likewise.
4479 (vcvtmd_u64_f64): Likewise.
4480 (vcvtms_u32_f32): Likewise.
4481 (vcvtad_u64_f64): Likewise.
4482 (vcvtas_u32_f32): Likewise.
4483 (vcvtnd_u64_f64): Likewise.
4484 (vcvtns_u32_f32): Likewise.
4485 (vcvtpd_u64_f64): Likewise.
4486 (vcvtps_u32_f32): Likewise.
4488 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4490 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4491 CSEL of zero_extended registers.
4493 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4495 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4496 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4498 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4500 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4501 false when argument string is not found in the attributes table
4504 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4507 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4508 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4509 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4512 2016-01-15 Richard Biener <rguenther@suse.de>
4514 PR tree-optimization/66856
4515 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4516 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4517 (vect_create_new_slp_node): Increment stmt reference count.
4518 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4519 an SLP tree before swapping operands.
4520 (vect_build_slp_tree): Likewise.
4521 (destroy_bb_vec_info): Free stmt info after SLP instances.
4522 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4523 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4524 (STMT_VINFO_NUM_SLP_USES): New macro.
4526 2016-01-15 Richard Biener <rguenther@suse.de>
4529 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4530 (add_linkage_name): ... here.
4531 (gen_typedef_die): Use add_linkage_name_raw instead of
4532 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4535 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4537 * gimplify.c (oacc_default_clause): Decode reference and pointer
4538 types for both kernels and parallel regions.
4540 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4543 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4545 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4547 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4548 (convert_scalars_to_vector): Likewise.
4550 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4552 * doc/extend.texi (Type Traits): Fix grammar.
4554 2016-01-15 Martin Jambor <mjambor@suse.cz>
4556 * tree-inline.c (remap_decl): Use existing dclarations if
4557 remapping a type and prevent_decl_creation_for_types.
4558 (replace_locals_stmt): Do an initial remapping of non-VLA typed
4559 decls first. Do real remapping with
4560 prevent_decl_creation_for_types set.
4561 * tree-inline.h (copy_body_data): New field
4562 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
4565 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4567 * config/s390/s390.opt (mmvcle): More verbose help text.
4569 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4571 * config/s390/s390.opt: Add period to -mzvector option text.
4573 2016-01-15 Richard Biener <rguenther@suse.de>
4575 PR tree-optimization/68961
4576 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
4577 of invariants in stores again.
4579 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
4581 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
4583 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4585 * config/i386/i386.c (ix86_expand_branch): Don't split
4586 DI mode xor instruction to SI mode.
4588 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4591 * ipa-icf.c (sem_function::merge): Virtual functions may become
4592 reachable even if they address is not taken and there are no
4595 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4597 * lto-streamer-out.c (subtract_estimated_size): New function.
4598 (get_symbol_initial_value): Use it.
4600 2016-01-15 Christian Bruel <christian.bruel@st.com>
4603 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
4604 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
4605 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
4606 use add_builtin_function_ext_scope instead of add_builtin_function.
4607 (neon_set_p, neon_crypto_set_p): Remove.
4608 (arm_init_builtins): Always call arm_init_neon_builtins and
4609 arm_init_crypto_builtins.
4610 (arm_expand_builtin): Check that builtins are allowed for the arch.
4611 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
4612 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
4613 arm_init_neon_builtins call.
4615 2016-01-15 Richard Biener <rguenther@suse.de>
4617 PR tree-optimization/69117
4618 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
4619 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
4620 of the leader conservatively.
4621 (free_scc_vn): Restore original SSA name infos.
4623 2016-01-14 Jeff Law <law@redhat.com>
4625 PR tree-optimization/69270
4626 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
4627 single bit of precision, verify it's also unsigned.
4628 (record_edge_info): Use constant_boolean_node rather than fold_convert
4629 to convert boolean_true/boolean_false to the right type.
4631 2016-01-14 Richard Henderson <rth@redhat.com>
4634 * loop-doloop.c (record_reg_sets): New.
4635 (doloop_optimize): Reject the transform if the sequence
4636 clobbers registers live at the end of the loop block.
4637 (doloop_optimize_loops): Enable df_live if needed.
4639 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4641 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
4642 * gcc/config/rs6000/rs6000.c: Likewise.
4643 * gcc/config/rs6000/rs6000.h: Likewise.
4644 * gcc/config/rs6000/rs6000.md: Likewise.
4645 * gcc/doc/extend.texi: Likewsie.
4647 2016-01-14 Jeff Law <law@redhat.com>
4649 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
4652 2016-01-14 Richard Henderson <rth@redhat.com>
4656 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
4657 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
4658 instead of builtin_decl_declared_p to test for declaration.
4660 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
4662 * doc/loop.texi (Loop Analysis and Representation): Document
4663 loop_depth function.
4665 2016-01-14 Tom de Vries <tom@codesourcery.com>
4667 PR tree-optimization/68773
4668 * omp-low.c (expand_omp_target): Don't set force_output.
4669 * varpool.c (varpool_node::get_create): Same.
4670 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
4671 offload_funcs with force_output.
4673 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4676 * lra-eliminations.c (move_plus_up): Don't change anything if either
4677 the outer or inner subreg mode is not MODE_INT.
4678 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
4679 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
4681 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4683 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
4684 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
4685 reduc_uplus_@var{m}): Remove.
4686 * expr.c (expand_expr_real_2): Remove expansion path for
4687 reduc_[us](min|max|plus) optabs.
4688 * optabs-tree.c (scalar_reduc_to_vector): Remove.
4689 * optabs-tree.h (scalar_reduc_to_vector): Remove.
4690 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
4691 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
4692 * tree-vect-loop.c (vectorizable_reduction): Remove test for
4693 reduc_[us](min|max|plus) optabs.
4695 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4697 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
4698 (reduc_plus_scal_v2sf): New.
4699 (reduc_smax_v2sf): Rename to...
4700 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
4701 (reduc_smin_v2sf): Rename to...
4702 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
4704 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
4706 * alias.c (compare_base_symbol_refs): New function.
4707 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
4710 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4713 PR tree-optimization/69155
4714 * tree-complex.c: Include cfganal.h.
4715 (phis_to_revisit): New variable.
4716 (extract_component): Add phiarg_p argument. Assert that returned
4717 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
4718 (update_phi_components): Partly rewrite to use loop over real/imag
4719 components instead of code duplication. If extract_component returns
4720 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
4721 create_tmp_reg into the PHI node instead, and mention the phi triplet
4723 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
4724 in phis_to_revisit at the end.
4726 2016-01-14 Richard Biener <rguenther@suse.de>
4728 PR tree-optimization/68060
4729 * tree-vect-loop.c (vect_is_simple_reduction): Check the
4730 outer loop reduction is only used in the inner loop before
4731 detecting a double reduction.
4733 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4736 * combine.c (expand_field_assignment): Punt if compute_mode is
4737 unsupported scalar mode.
4739 2016-01-14 Richard Biener <rguenther@suse.de>
4741 PR tree-optimization/66856
4742 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
4743 SLP node only if it built successfully.
4744 (vect_analyze_slp_instance): Adjust.
4746 2016-01-14 Jeff Law <law@redhat.com>
4748 PR tree-optimization/69270
4749 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
4750 (record_edge_info): Use it. Convert boolean_{true,false}_node
4753 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
4756 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
4757 use block_ultimate_origin
4758 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
4760 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4762 * doc/invoke.texi (Submodel Options): Rename section to
4763 "Machine-Dependent Options" to better reflect its content.
4764 Rewrite introductory text to remove archaic CPU names.
4767 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4769 * doc/invoke.texi (Code Gen Options): Move section up in file,
4770 before target-specific options. Update menu and option summary
4771 to reflect the new section ordering.
4773 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4775 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
4776 (C++ Dialect Options): Add cross-reference to -std option.
4777 * doc/standards.texi (C++ Language): Document C++14 support.
4779 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4781 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
4782 for pack/unpack functions for __ibm128.
4783 (PACK_IF): Likewise.
4784 (UNPACK_IF): Likewise.
4786 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4787 support for __ibm128 pack/unpack functions.
4788 (rs6000_invalid_builtin): Likewise.
4789 (rs6000_init_builtins): Likewise.
4790 (rs6000_opt_masks): Likewise.
4792 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
4793 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
4795 (RS6000_BTM_COMMON): Likewise.
4797 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
4798 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
4799 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
4800 128-bit floating point. Add support for the double values to be
4801 in Altivec registers for TF/IF packing and unpacking, but restrict
4802 TD packing sub-fields to be FPR registers. Don't allow overlapped
4803 register support for packing. Allow pack inputs to be memory
4804 locations. Don't build generator functions for unpack<mode>_dm
4805 and unpack<mode>_nodm.
4806 (unpack<mode>_dm): Likewise.
4807 (unpack<mode>_nodm): Likewise.
4808 (pack<mode>): Likewise.
4810 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
4811 built-in functions to pack/unpack explicit __ibm128 values.
4812 (__builtin_unpack_ibm128): Likewise.
4814 * doc/extend.texi (PowerPC Built-in Functions): Document
4815 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
4817 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
4820 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
4821 Add new arg loc and pass it down as context.
4822 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
4823 to the location to use for the warning.
4824 (check_function_arguments): New arg loc. All callers changed. Pass
4825 it to check_function_nonnull.
4826 * c-common.h (check_function_arguments): Adjust declaration.
4828 2016-01-13 Jakub Jelinek <jakub@redhat.com>
4830 PR tree-optimization/69156
4831 * gimple.c (validate_type): Removed.
4832 (gimple_builtin_call_types_compatible_p): Use
4833 useless_type_conversion_p instead of validate_type.
4834 * value-prof.c (gimple_stringop_fixed_value): Fold
4835 icall_size to correct type.
4837 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4839 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4842 2016-01-13 Richard Henderson <rth@redhat.com>
4845 * target.def (builtin_tm_load, builtin_tm_store): Remove.
4846 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
4847 (ix86_builtin_tm_store): Remove.
4848 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4849 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4850 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4851 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4852 * doc/tm.texi: Rebuild.
4854 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
4855 (BUILT_IN_TM_MEMCPY_RTWN): New.
4856 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
4857 fallback from vector to integer helpers.
4858 (build_tm_load): Handle vector types directly, instead of
4860 (build_tm_store): Likewise.
4861 (expand_assign_tm): Prepare for register types not handled by
4862 the above. Copy them to memory and use memcpy.
4863 * tree.c (tm_define_builtin): New.
4864 (find_tm_vector_type): New.
4865 (build_tm_vector_builtins): New.
4866 (build_common_builtin_nodes): Call it.
4868 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
4871 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
4873 2016-01-13 Tom de Vries <tom@codesourcery.com>
4875 PR tree-optimization/69169
4876 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
4877 handled_struct_type param.
4878 (create_variable_info_for, intra_create_variable_infos): Call
4879 create_variable_info_for_1 with extra arg.
4881 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
4883 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
4884 and "armv8.1-a+crc" entries.
4886 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
4889 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
4890 Change first operand predicate from register_or_constm1_operand
4891 to register_operand.
4892 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
4893 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
4894 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
4895 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
4896 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
4897 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
4898 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
4899 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
4900 comparison with constm1_rtx from vec_prefetch_gen part.
4902 2016-01-13 Richard Biener <rguenther@suse.de>
4904 PR tree-optimization/69013
4905 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
4906 Exchange assert for a test.
4908 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4911 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
4913 2016-01-13 Richard Biener <rguenther@suse.de>
4915 PR tree-optimization/69242
4916 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
4917 assert with a check.
4919 2016-01-13 Richard Biener <rguenther@suse.de>
4921 PR tree-optimization/69186
4922 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4923 Properly guard vect_update_misalignment_for_peel call.
4925 2016-01-12 Jeff Law <law@redhat.com>
4927 PR tree-optimization/pr67755
4928 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
4929 "need_profile_correction".
4930 (thread_block_1): Initialize new field to false by default. If we
4931 have multiple thread paths through a common joiner to different
4932 final targets, then set new field to true.
4933 (compute_path_counts): Only do count adjustment when it's really
4936 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4938 * doc/invoke.texi (Spec Files): Move section down in file, past
4939 all command-line option descriptions.
4941 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4944 * doc/gty.texi: Remove documentation of mark_hook.
4945 * gengtype.c (struct write_types_data): Remove code to support
4946 mark_hook attribute.
4947 (walk_type): Likewise.
4948 (write_func_for_structure): Likewise.
4950 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4952 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4953 Directory Options, and -specs= to Overall Options.
4954 (Overall Options): Adjust similarly. Reorder to group related
4955 options together. Make -specs= cross-reference the spec file details.
4956 (Directory Options): Adjust similarly.
4958 2016-01-12 Jeff Law <law@redhat.com>
4960 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4962 2016-01-12 Olivier Hainque <hainque@adacore.com>
4964 * gcc.c (spec_undefvar_allowed): New global.
4965 (process_command): Set to true when running for --version or --help,
4967 (getenv_spec_function): When the variable is not defined, use the
4968 variable name as the variable value if we're allowed not to issue
4971 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4973 PR tree-optimization/68911
4974 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4975 information computed for expression "init + nit * step".
4977 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4979 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4980 about name of GCC executable. Remove deleted node from menu.
4981 (Directory Options) <-B>: Remove cross-reference to deleted node.
4982 (Target Options): Delete section.
4984 2016-01-12 Christian Bruel <christian.bruel@st.com>
4987 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4988 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
4990 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4993 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
4994 aligned_mem is properly set for AVX512-VL floating point masked
4998 * ifcvt.c (cond_exec_process_if_block): When removing the last
4999 insn from then_bb, remove also any possible barriers that follow it.
5001 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
5005 * config/i386/iamcu.h (SIZE_TYPE): New macro.
5006 (PTRDIFF_TYPE): Likewise.
5007 (WCHAR_TYPE): Likewise.
5008 (WCHAR_TYPE_SIZE): Likewise.
5009 (STDINT_LONG32): Likewise.
5011 2016-01-12 Richard Biener <rguenther@suse.de>
5013 PR tree-optimization/69053
5014 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
5015 convert initial value for cond reductions.
5017 2016-01-12 Richard Biener <rguenther@suse.de>
5019 PR tree-optimization/69007
5020 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
5021 widen_sum after dot_prod and sad.
5023 2016-01-12 Richard Biener <rguenther@suse.de>
5025 PR tree-optimization/69168
5026 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
5027 pattern stmt SLP type.
5028 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
5029 end up unused so cope with that case.
5031 2016-01-12 Richard Biener <rguenther@suse.de>
5033 PR tree-optimization/69157
5034 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
5035 stmts def type only during analyze phase.
5036 (vectorizable_call): Likewise.
5037 (vectorizable_simd_clone_call): Likewise.
5038 (vectorizable_conversion): Likewise.
5039 (vectorizable_assignment): Likewise.
5040 (vectorizable_shift): Likewise.
5041 (vectorizable_operation): Likewise.
5042 (vectorizable_store): Likewise.
5043 (vectorizable_load): Likewise.
5045 2016-01-12 Richard Biener <rguenther@suse.de>
5047 PR tree-optimization/69174
5048 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
5050 (vectorizable_load): Properly compute the number of loads needed
5051 for permuted strided SLP loads and do not spuriously assign
5052 to SLP_TREE_VEC_STMTS.
5054 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
5056 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
5057 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
5058 (MD_EXEC_PREFIX): Remove.
5059 (MD_STARTFILE_PREFIX) Removee.
5060 (FILE_NAME_ABSOLUTE_P): Remove.
5061 (CPP_SPEC): Do not read macros from sys/version.h.
5062 (LINK_COMMAND_SPEC): Remove.
5063 (LOCAL_INCLUDE_DIR): Remove.
5064 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
5065 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
5066 (POST_LINK_SPEC): Define to invoke stubify after linker
5067 (LIBSTDCXX): Remove define
5068 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
5069 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
5070 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
5071 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
5072 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
5073 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
5074 (i386_djgpp_asm_named_section): Add propotype of new procedure
5076 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
5077 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
5078 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
5079 in config/i386/djgpp.h).
5080 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5081 STANDARD_STARTFILE_PREFIX_1.
5082 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5083 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5084 installation errors.
5085 (MAX_OFILE_ALIGNMENT): Define to 128.
5086 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5088 * config/i386/djgpp.c: New file. Add implementation of
5089 i386_djgpp_asm_named_section.
5091 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5093 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5094 Add rule for building djgpp.o.
5096 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5098 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5099 (rtx_is_swappable_p): Reductions are swappable.
5100 (insn_is_swappable_p): V2DF reductions are swappable.
5102 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5104 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5105 reloads for other unsupported memory operands.
5107 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5108 Jim Wilson <jim.wilson@linaro.org>
5111 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5112 copy_to_mode_reg instead of force_reg.
5114 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5117 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5118 TARGET_80387 is true.
5120 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5123 * lra-eliminations.c (move_plus_up): Only move plus up
5124 if subreg of the constant can be simplified into constant
5125 and use the simplified subreg of the constant instead of
5126 the original constant.
5128 * fold-const.c (fold_convertible_p): Don't return true
5129 for conversion of VECTOR_TYPE to same sized integral type.
5130 (fold_convert_loc): Fix up formatting. Fold conversion of
5131 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5132 instead of NOP_EXPR.
5134 PR tree-optimization/69214
5135 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5136 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5139 PR tree-optimization/69207
5140 * tree-vect-slp.c (vect_get_constant_vectors): For
5141 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5142 fold_convertible_p to vector_type's element type, and always
5143 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5145 2016-01-11 Richard Biener <rguenther@suse.de>
5147 PR tree-optimization/69173
5148 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5149 fixup the cycle if all stmts are in a pattern.
5151 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5154 * alias.c (base_alias_check): Move check for addresses with
5155 alignment ANDs before the call for compare_base_decls.
5156 (memrefs_conflict_p): Return -1 for different decls
5157 that went through alignment adjustments.
5159 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5161 PR rtl-optimization/68796
5162 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5163 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5164 and QImode comparisons against zero with CC_NZmode.
5165 * config/aarch64/iterators.md (short_mask): New mode_attr.
5167 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5169 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5170 (<avx512>_store<mode>_mask): Likewise.
5172 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5173 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5175 PR rtl-optimization/68841
5176 * ifcvt.c (struct noce_if_info): Add orig_x field.
5177 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5178 Don't record conflicts on to_rename if it's present.
5179 Allow memory destinations in sets.
5180 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5181 blocks, passing orig_x to the checks.
5182 (noce_process_if_block): Set if_info->orig_x appropriately.
5184 2016-01-11 Tom de Vries <tom@codesourcery.com>
5186 PR tree-optimization/69069
5187 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5189 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5191 PR rtl-optimization/68920
5192 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5193 of conditional moves for RTL if-conversion to 1 for
5194 TARGET_ONE_IF_CONV_INSN.
5195 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5196 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5197 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5198 parameter to restirct number of conditional moves for
5200 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5201 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5204 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5207 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5208 onepart vars. Fix typo in comment. Fix reversed condition in
5210 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5213 * var-tracking.c (dump_onepart_variable_differences): New.
5214 (dataflow_set_different): If a detailed dump is requested,
5215 delay early returns and dump differences between onepart
5216 variables present before and after, and added variables.
5218 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5221 * expr.c (expand_expr_real_1): For boolean vector constants
5222 with a scalar mode use const_scalar_mask_from_tree.
5223 (const_scalar_mask_from_tree): New.
5224 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5225 assigned to a mask type to handle constants.
5227 2016-01-11 Martin Jambor <mjambor@suse.cz>
5230 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5231 useless parameters if we cannot change function signature.
5233 2016-01-11 Martin Jambor <mjambor@suse.cz>
5236 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5239 2016-01-11 Tom de Vries <tom@codesourcery.com>
5241 PR tree-optimization/69109
5242 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5245 2016-01-11 Tom de Vries <tom@codesourcery.com>
5247 PR tree-optimization/69108
5248 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5249 res is not used in a phi.
5251 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5254 * common.opt (frandom-seed): Fix parameter name.
5255 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5257 2016-01-11 Tom de Vries <tom@codesourcery.com>
5259 PR tree-optimization/69058
5260 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5263 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5265 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5266 (mcode-density): Likewise.
5268 2016-01-10 Tom de Vries <tom@codesourcery.com>
5270 PR tree-optimization/69062
5271 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5272 (parallelize_loops): Don't paralelize loop that has phi with address
5275 2016-01-10 Tom de Vries <tom@codesourcery.com>
5277 PR tree-optimization/69039
5278 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5281 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5284 * match.pd: Require target has function_c99_misc before doing
5285 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5287 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5289 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5291 * configure: Regenerate.
5293 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5296 PR tree-optimization/69097
5297 * fold-const.h (expr_not_equal_to): New prototype.
5298 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5299 (expr_not_equal_to): New function.
5300 * match.pd (X % -Y is the same as X % Y): Don't optimize
5301 unless X is known not to be equal to minimum or Y is known
5302 not to be equal to -1.
5303 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5304 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5305 (simplify_stmt_using_ranges): Adjust caller.
5306 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5307 substitute_and_fold.
5309 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5311 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5314 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5316 PR tree-optimization/69167
5317 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5318 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5320 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5322 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5323 Richard Biener <rguenther@suse.de>
5325 PR tree-optimization/68707
5326 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5327 instances that can be handled via vect_load_lanes.
5329 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5331 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5332 if we can't determine address equivalence.
5333 * alias.c (compare_base_decl): Update for changed return value of
5334 symtab_node::equal_address_to.
5336 2016-01-08 Jason Merrill <jason@redhat.com>
5340 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5341 * expr.c (store_field): Not here.
5342 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5343 call with TREE_ADDRESSABLE type.
5344 * tree-cfg.c (verify_gimple_call): Adjust.
5346 2016-01-08 Olivier Hainque <hainque@adacore.com>
5348 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5351 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5353 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5354 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5355 (reduc_smin_v2sf): Rename to...
5356 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5357 (reduc_splus_v2sf): Rename to...
5358 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5360 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5362 PR tree-optimization/69162
5363 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5364 valist argument in another argument.
5365 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5366 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5367 to determine the va_list type, build a MEM_REF instead of
5368 build_fold_indirect_ref.
5370 PR tree-optimization/69172
5371 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5374 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5376 PR tree-optimization/67781
5377 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5378 and cmpnop in two steps: first the ones not accessed in original
5379 gimple expression in a endian independent way and then the ones not
5380 accessed in the final result in an endian-specific way.
5382 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5384 PR tree-optimization/69083
5385 * tree-vect-slp.c (vect_get_constant_vectors): For
5386 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5387 element type. If op is fold_convertible_p to vector_type's element
5388 type, use NOP_EXPR instead of VCE.
5390 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5392 PR rtl-optimization/67778
5393 PR rtl-optimization/68634
5394 PR rtl-optimization/68909
5395 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5396 block from the stack until done with it. Remove a superfluous
5397 bitmap set. Remove a superfluous bitmap test.
5399 2016-01-07 Martin Sebor <msebor@redhat.com>
5402 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5403 constraint on the type of arguments.
5405 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5407 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5408 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5409 unaligned_access on the gcc_options set.
5410 * config/arm/arm.c (arm_option_override_internal): Use
5411 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5413 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5416 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5417 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5419 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5422 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5425 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5426 depending on frame_pointer_needed before remaining integer and SSE
5427 registers are saved.
5429 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5432 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5434 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5437 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5438 Use the "xBm" constraint.
5439 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5441 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5442 (sse_cvtsi2ssq<round_name>): Likewise.
5443 (sse_cvtss2si<round_name>): Likewise.
5444 (sse_cvtss2siq<round_name>): Likewise.
5445 (sse2_cvtsi2sdq<round_name>): Likewise.
5446 (sse2_cvtsd2si<round_name>): Likewise.
5447 (sse2_cvtsd2siq<round_name>): Likewise.
5448 * config/i386/subst.md (round_nimm_scalar_predicate): New
5451 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5454 * varasm.c (make_decl_rtl): Mark invalid register vars as
5457 PR rtl-optimization/66206
5458 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5459 All callers changed.
5461 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5463 PR tree-optimization/69141
5464 * tree-ssa-pre.c: Include langhooks.h.
5465 (eliminate_dom_walker::before_dom_children): Use
5466 lang_hooks.decl_printable_name instead of
5467 cgraph_node::get ()->name ().
5470 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5471 it and DECL_ALIGN too.
5473 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5475 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5477 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5480 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5481 depending on frame_pointer_needed before remaining integer and SSE
5482 registers are saved.
5484 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5486 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5487 mode iterator with VSX_M2.
5488 (*p9_vecstore_<mode>): Likewise.
5489 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5490 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5491 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5492 (define_split for VSX_LE128 stores): Likewise.
5493 (define_peephole2 for TImode LE swaps): Likewise.
5494 (define_split for VSX_LE128 post-reload stores): Likewise.
5496 2016-01-06 Marek Polacek <polacek@redhat.com>
5499 * convert.c (convert_to_integer_1): Adjust call to
5500 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5501 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5502 EXPR instead of ARG.
5503 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5505 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5508 * doc/extend.texi (RL78 Variable Attributes): New section.
5510 2016-01-05 Marek Polacek <polacek@redhat.com>
5513 * builtins.c (get_memmodel): Use expansion point location rather than
5514 the input location. Call warning_at rather than warning.
5515 (expand_builtin_atomic_compare_exchange): Likewise.
5516 (expand_builtin_atomic_load): Likewise.
5517 (expand_builtin_atomic_store): Likewise.
5518 (expand_builtin_atomic_clear): Likewise.
5520 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5523 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5524 Replace nonimmediate_operand with vector_operand.
5525 * config/i386/predicates.md (vector_operand): New predicate.
5526 (general_vector_operand): Replace nonimmediate_operand with
5528 * config/i386/sse.md: Replace nonimmediate_operand with
5529 vector_operand and m constraint with Bm constraint on SSE
5530 patterns with 16-byte memory operand.
5531 * config/i386/subst.md (round_nimm_predicate): Replace
5532 nonimmediate_operand with vector_operand.
5533 (round_saeonly_nimm_predicate): Likewise.
5534 (round_saeonly_nimm_scalar_predicate): New.
5536 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5539 * config/i386/constraints.md (Bm): New constraint.
5540 * config/i386/predicates.md (vector_memory_operand): New
5542 * config/i386/sse.md: Replace xm with xBm in plusminus and
5545 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5548 * doc/extend.texi (V850 Function Attributes): New section.
5549 (V850 Variable Attributes): New section.
5551 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5554 * doc/extend.texi (MicroBlaze Function Attributes): Document
5555 interrupt_handler and fast_interrupt attributes.
5557 2016-01-05 Sergei Trofimovich <siarheit@google.com>
5560 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
5561 for local symbolic operands.
5562 * config/ia64/predicates.md (local_symbolic_operand64): New
5565 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5567 PR rtl-optimization/68651
5568 * combine.c (combine_simplify_rtx): Canonicalize x + x into
5571 2016-01-05 Nathan Sidwell <nathan@acm.org>
5573 * alias.c (compare_base_decls): Use symtab_node::get.
5575 2016-01-05 Nick Clifton <nickc@redhat.com>
5578 * ira-costs.c (copy_cost): Initialise the t_icode field of the
5579 secondary_reload_info structure.
5582 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
5583 decls if weak support is available.
5585 2016-01-04 Martin Sebor <msebor@redhat.com>
5587 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
5589 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5591 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5592 OPTION_MASK_P9_DFORM.
5594 * config/rs6000/constraints.md (wo constraint): New constraint for
5597 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
5599 (rs6000_init_hard_regno_mode_ok): Likewise.
5601 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
5604 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
5605 expanders not to have constraints. Add support for ISA 3.0 xxperm
5606 instruction. Add support for fusing xxlor with xxperm.
5607 (altivec_vperm_<mode>_internal): Likewise.
5608 (altivec_vperm_v8hiv16qi): Likewise.
5609 (altivec_vperm_<mode>v16q): Likewise.
5610 (altivec_vperm_<mode>_uns): Likewise.
5611 (vperm_v8hiv4si): Likewise.
5612 (vperm_v16qiv8hi): Likewise.
5614 * doc/md.texi (RS/6000 constraints): Document wo constraint.
5616 2016-01-04 Jakub Jelinek <jakub@redhat.com>
5618 Update copyright years.
5620 * gcc.c (process_command): Update copyright notice dates.
5621 * gcov-dump.c (print_version): Ditto.
5622 * gcov.c (print_version): Ditto.
5623 * gcov-tool.c (print_version): Ditto.
5624 * gengtype.c (create_file): Ditto.
5625 * doc/cpp.texi: Bump @copying's copyright year.
5626 * doc/cppinternals.texi: Ditto.
5627 * doc/gcc.texi: Ditto.
5628 * doc/gccint.texi: Ditto.
5629 * doc/gcov.texi: Ditto.
5630 * doc/install.texi: Ditto.
5631 * doc/invoke.texi: Ditto.
5633 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5635 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
5636 modes larger than TImode as TImode if NEON is not enabled.
5638 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5641 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
5642 mode for %f0-%f31 only if TARGET_FPU.
5644 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5647 * config/sparc/sparc.c (scan_record_type): Take into account subfields
5648 to compute the PACKED_P predicate.
5649 (function_arg_record_value): Minor tweaks.
5651 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5653 * doc/install.texi (--with-multilib-list): Describe the meaning of the
5654 option for arm*-*-* targets.
5656 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
5658 * doc/extend.texi (Common Function Attributes): Move docs for
5659 MSP430-specific attributes to....
5660 (MSP430 Function Attributes): ...here. Delete the redundant
5661 entries and copy-edit the remaining text.
5662 (MSP430 Variable Attributes): Use uniform format for index
5663 entries and add a cross-reference to the corresponding function
5666 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
5668 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
5670 (x86 Options): Likewise.
5672 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5676 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
5677 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
5678 to corresponding attribute.
5680 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5682 * doc/extend.texi (Common Function Attributes) <noplt>: Move
5683 to correct alphabetization of table. Copy-edit and correct
5685 <stack_protect>: Likewise.
5686 <target_clones>: Likewise.
5688 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
5689 Correct punctuation.
5690 (Code Gen Options) <-fno-plt>: Copy-edit.
5692 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
5695 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
5696 SI values. Explicitly convert SI to DI and vice-versa.
5698 2016-01-01 Jakub Jelinek <jakub@redhat.com>
5700 PR tree-optimization/69070
5701 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
5702 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
5705 * ubsan.c (ubsan_instrument_float_cast): Call
5706 initialize_sanitizer_builtins.
5709 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
5711 Copyright (C) 2016 Free Software Foundation, Inc.
5713 Copying and distribution of this file, with or without modification,
5714 are permitted in any medium without royalty provided the copyright
5715 notice and this notice are preserved.