1 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
5 * ipa-reference.c (ignore_module_statics): Likewise.
6 * cgraph.c (cgraph_node::get_body): Likewise.
7 * ipa-inline.c (early_inliner): Likewise.
8 * ipa-devirt.c (types_same_for_odr): Likewise.
9 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
10 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14 * tree-ssa-math-opts.c: Fix typo in comment.
16 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19 * config/i386/i386.c (scalar_chain::make_vector_copies,
20 scalar_chain::convert_reg): Call end_sequence in between
21 get_insns and emit_conversion_insns rather than after both
24 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.h (machine_function): Add
28 pc_thunk_call_expanded flag.
29 (ix86_pc_thunk_call_expanded): New define.
30 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
31 (*set_got): Rename insn pattern from set_got.
32 (*set_got_labelled): Rename inst pattern from set_got_labelled.
33 * config/i386/i386.c (ix86_compute_frame_layout): Use
34 ix86_pc_thunk_call_expanded to prevent red-zone.
36 2016-03-07 Martin Jambor <mjambor@suse.cz>
38 * hsa.h (hsa_get_ctor_statements): Declare.
39 (hsa_get_dtor_statements): Likewise.
40 (hsa_get_kernel_dispatch_type): Likewise.
41 * hsa.c (hsa_get_ctor_statements): New function.
42 (hsa_get_dtor_statements): Likewise.
43 (hsa_get_kernel_dispatch_type): Likewise.
44 * hsa-brig.c (hsa_cdtor_statements): Removed.
45 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
46 hsa_get_dtor_statements.
47 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
48 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
50 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
52 * config/arm/arm-cores.def (cortex-r8): New.
53 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
54 * config/arm/arm-tune.md: Likewise.
55 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
57 2016-03-07 Martin Sebor <msebor@redhat.com>
59 PR rtl-optimization/19705
60 * doc/invoke.texi (Options That Control Optimization): Clarify
61 -fno-branch-count-reg.
63 2016-02-26 Richard Biener <rguenther@suse.de>
64 Jeff Law <law@redhat.com>
66 PR tree-optimization/69740
67 * cfghooks.c (remove_edge): Request loop fixups if we delete
68 an edge that might turn an irreducible loop into a natural
70 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
71 Move after definition of loops_state_clear.
73 2016-03-07 Bin Cheng <bin.cheng@arm.com>
75 PR rtl-optimization/69052
76 * rtlanal.c (commutative_operand_precedence): Set higher precedence
79 2016-03-07 Tom de Vries <tom@codesourcery.com>
81 PR tree-optimization/70116
82 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
83 is_tm_ending stmts and ubsan/asan internal functions.
84 (find_duplicate): Use it. Don't test is_tm_ending here.
86 2016-03-07 Richard Biener <rguenther@suse.de>
88 PR tree-optimization/70115
89 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
90 (propagate_constants_for_unrolling): Use replace_uses_by.
92 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
95 * omp-low.c (struct oacc_loop): Add ifns.
96 (new_oacc_loop_raw): Initialize it.
97 (finish_oacc_loop): Clear mask & flags if no ifns.
98 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
99 (oacc_loop_xform_loop): Add ifns arg & adjust.
100 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
102 2016-03-07 Richard Henderson <rth@redhat.com>
105 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
106 (insert_value_copy_on_edge): Likewise.
108 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
110 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
112 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
115 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
117 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
119 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
121 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
123 Fix sseimul type attribute.
124 * config/i386/znver1.md
125 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
126 znver1_sseimul_avx256_load) : Fix the type attribute.
127 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
128 pipe usage and latency.
130 2016-03-05 Jakub Jelinek <jakub@redhat.com>
133 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
134 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
137 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
140 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
142 PR rtl-optimization/69941
143 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
144 the reg share its mode.
146 2016-03-04 Jeff Law <law@redhat.com>
148 PR tree-optimization/69196
149 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
150 If the both SSA_NAMEs are anonymous, then consider them unassociated
151 and include the PHI in the statement count.
153 2016-03-05 Tom de Vries <tom@codesourcery.com>
155 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
156 construct in oacc routine. Check for oacc region in oacc routine.
158 2016-03-04 Jakub Jelinek <jakub@redhat.com>
161 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
162 2016-02-22 changes, instead don't recurse if RECUR is already true.
163 Don't change *dynamic_check if RECUR. Adjust recursive caller
164 to pass true to the new argument.
165 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
168 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
169 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
171 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
173 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
175 PR rtl-optimization/57676
176 * lra-assigns.c (lra_assign): Guard test for maximum iterations
179 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
181 * tree-vect-patterns.c (search_type_for_mask): Handle
182 comparison of booleans.
184 2016-03-04 Jakub Jelinek <jakub@redhat.com>
186 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
190 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
191 all other ops that have dw_val_class_die_ref operands,
192 and DW_OP_GNU_entry_value.
194 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
196 PR rtl-optimization/69904
197 * config/arm/arm.c (arm_cannot_copy_insn_p):
198 Return true for load-exclusive instructions.
200 2016-03-03 Jakub Jelinek <jakub@redhat.com>
203 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
204 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
205 the pattern no matter if it is used just by non-pattern, pattern
207 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
208 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
209 oprnd1 def_stmt is in pattern, don't look through it.
211 2016-03-03 Marek Polacek <polacek@redhat.com>
214 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
216 2016-03-03 Martin Liska <mliska@suse.cz>
218 PR tree-optimization/70043
219 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
220 previous statement if we see a debug statement.
222 2016-03-03 Richard Biener <rguenther@suse.de>
224 PR tree-optimization/55936
225 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
226 parameter and guard unsafe equivalence use.
227 (vrp_evaluate_conditional_warnv_with_ops): Always use
228 safe equivalences but not via the quadratic compare_names
231 2016-03-03 Michael Collison <michael.collison@linaro.org>
234 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
235 for operand 1 to s_register_operand. Change predicate for operand
236 2 to arm_not_immediate_operand.
238 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
240 * doc/tm.texi: Regenerated.
242 2016-03-02 Richard Henderson <rth@redhat.com>
245 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
246 simplification when all args are positive non-fixed registers.
248 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
250 * target.def (lra_p): Specify that new ports should use LRA.
252 2016-03-02 Jakub Jelinek <jakub@redhat.com>
255 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
256 gimplify_type_sizes the type they refer to.
257 (omp_notice_variable): Handle reference vars to VLAs.
258 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
259 reference to VLA decls in the second pass instead of first pass.
261 2016-03-02 Tom de Vries <tom@codesourcery.com>
263 PR tree-optimization/68659
264 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
265 new_expr == NULL_TREE.
266 (get_new_name): Handle ADDR_EXPR.
268 2016-03-02 Bin Cheng <bin.cheng@arm.com>
270 PR rtl-optimization/69052
271 * loop-invariant.c (canonicalize_address): New function.
272 (inv_can_prop_to_addr_use): Check validity of address expression
273 which is canonicalized by above function.
275 2016-03-02 Alan Modra <amodra@gmail.com>
278 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
281 2016-03-02 Jakub Jelinek <jakub@redhat.com>
284 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
285 (*movhi_internal): Put mask moves from and to memory separately
286 from moves from/to GPRs.
288 2016-03-02 Richard Biener <rguenther@suse.de>
290 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
291 GENERIC expressions in GIMPLE.
293 2016-03-02 Richard Biener <rguenther@suse.de>
295 * config/i386/i386.c (type_natural_mode): Fix typo.
297 2016-03-02 Nick Clifton <nickc@redhat.com>
299 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
301 2016-03-02 Richard Biener <rguenther@suse.de>
302 Uros Bizjak <ubizjak@gmail.com>
305 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
307 2016-03-02 Richard Biener <rguenther@suse.de>
310 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
312 2016-03-02 Marek Polacek <polacek@redhat.com>
315 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
316 "is promoted to" warning.
318 2016-03-01 DJ Delorie <dj@redhat.com>
320 * config.gcc: Deprecate mep-*.
322 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
325 * lra-constraints.c (regno_val_use_in): New.
326 (match_reload): Use it instead of regno_use_in.
328 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
330 PR rtl-optimization/70007
331 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
332 references present in REG_EQUAL notes attached to non-SET patterns.
334 2016-03-01 Jeff Law <law@redhat.com>
336 PR tree-optimization/69196
337 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
338 Appropriately clamp the number of statements to copy when the
339 thread path does not traverse a loop backedge.
341 PR tree-optimization/69196
342 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
343 Do count some PHIs in the thread path against the insn count. Decrease
344 final statement count by one as the control statement in the last
345 block will get removed. Remove special cased code for handling PHIs
348 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
352 asm dialect alternatives to explicit GOTPCREL calls.
354 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
357 * ira.c (do_reload): Issue warning for generic stack checking here...
358 * reload1.c (reload): ...instead of here and streamline it.
360 2016-03-01 Nick Clifton <nickc@redhat.com>
362 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
364 2016-03-01 Richard Biener <rguenther@suse.de>
366 PR tree-optimization/69983
367 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
368 types and fall back to operand_equal_p.
370 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
373 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
375 * config/s390/constraints.md ("jm8"): New constraint.
376 * config/s390/predicates.md ("const_int_8bitset_operand"): New
378 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
380 ("*setmem_long<setmem_and>"): New pattern.
381 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
383 ("*setmem_long_31z<setmem_and>"): New pattern.
384 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
385 New substitution rules with the required attributes.
388 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
391 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
393 * gensupport.c (process_substs_on_one_elem): Split loop to
394 complete mark_operands_used_in_match_dup on all expressions in the
396 (adjust_operands_numbers): Inline into process_substs_on_one_elem
399 2016-03-01 Richard Biener <rguenther@suse.de>
402 * fold-const.c (fold_indirect_ref_1): Fix range checking for
403 vector BIT_FIELD_REF extract.
405 2016-03-01 Richard Biener <rguenther@suse.de>
407 PR tree-optimization/69994
408 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
410 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
412 PR tree-optimization/69956
413 * tree-vect-stmts.c (supportable_widening_operation): Support
414 multi-step conversion of boolean vectors.
415 (supportable_narrowing_operation): Likewise.
417 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
419 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
422 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
424 * config/s390/subst.md (DSI_VI): New mode iterator.
425 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
426 * config/s390/vector.md ("vec_set<mode>"): Move expander before
428 ("*vec_set<mode>"): Change predicate and add alternative to
429 support only either register or const_int operands as element
431 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
433 ("vec_extract<mode>"): New expander.
434 ("*vec_extract<mode>"): New insn definition supporting reg and
435 const_int element selectors.
436 ("*vec_extract<mode>_plus"): New insn definition supporting
437 reg+const_int element selectors.
438 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
439 following expander+insn definition.
440 ("<vec_shifts_name><mode>3"): New expander.
441 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
443 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
445 * config/s390/s390.md ("*tabort_1"): Change predicate to
446 nonmemory_operand. Add a second alternative to cover
447 register as well as const int operands.
448 ("*tabort_1_plus"): New pattern definition.
450 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
452 * config/s390/s390.md ("*ashrdi3_cc_31")
453 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
454 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
455 Merge insn definitions into ...
456 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
457 New pattern definition.
458 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
459 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
460 ("*ashr<mode>3_and"): Merge insn definitions into ...
461 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
462 New pattern definition.
463 * config/s390/subst.md ("addr_style_op_cc_subst")
464 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
465 substitutions patterns plus attributes.
466 Add ashiftrt to SUBST iterator.
468 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
470 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
471 op2 to nonmemory_operand.
472 ("*<shift>di3_31", "*<shift>di3_31_and"):
473 Merge into single pattern definition ...
474 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
475 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
476 pattern definition ...
477 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
478 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
483 * config/s390/predicates.md (const_int_6bitset_operand): New
485 * config/s390/s390.md: Include subst.md.
486 ("rotl<mode>3"): New expander.
487 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
489 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
490 * config/s390/subst.md: New file.
492 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
494 * config/s390/s390.md ("op_type", "atype", "length" attributes):
495 Remove RRR type. It doesn't really exist.
496 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
498 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
499 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
500 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
501 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
502 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
503 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
506 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
508 * gensupport.c (process_substs_on_one_elem): Split loop to
509 complete mark_operands_used_in_match_dup on all expressions in the
511 (adjust_operands_numbers): Inline into process_substs_on_one_elem
514 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
517 * config/sparc/sparc.c (NWORDS_UP): Rename to...
518 (CEIL_NWORDS): ...this. Use CEIL macro.
519 (compute_fp_layout): Adjust to above renaming.
520 (function_arg_union_value): Likewise.
521 (sparc_arg_partial_bytes): Likewise.
522 (sparc_function_arg_advance): Likewise.
524 2016-02-29 Jeff Law <law@redhat.com>
526 PR tree-optimization/70005
527 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
528 where an object with a boolean range is compared against a value
531 PR tree-optimization/69999
532 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
533 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
536 2016-02-29 Richard Biener <rguenther@suse.de>
538 PR tree-optimization/69994
539 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
540 (get_unary_op): Look through nop conversions.
541 (ops_equal_values_p): New function, look for equality diregarding
543 (eliminate_plus_minus_pair): Use ops_equal_values_p
544 (repropagate_negates): Do not use get_unary_op here.
546 2016-02-29 Martin Liska <mliska@suse.cz>
548 * system.h: Poison ENABLE_CHECKING macro.
550 2016-02-29 Martin Liska <mliska@suse.cz>
552 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
553 is presented in dump flags.
554 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
555 (hsa_regalloc): Likewise.
557 2016-02-19 Richard Biener <rguenther@suse.de>
559 PR tree-optimization/69980
560 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
561 permutation of those we need to keep.
563 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
566 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
568 (init_cumulative_args): Minor tweaks.
569 (sparc_promote_function_mode): Likewise.
570 (scan_record_type): Delete.
571 (traverse_record_type): New function template.
572 (classify_data_t): New structure type.
573 (classify_registers): New inline function.
574 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
575 exhausted. Instantiate traverse_record_type on classify_registers and
576 deal with the case of a structure passed in slot #15 with no FP field
578 (assign_data_t): New structure type.
579 (compute_int_layout): New static function.
580 (compute_fp_layout): Likewise.
581 (count_registers): New inline function.
582 (assign_int_registers): New static function.
583 (assign_fp_registers): Likewise.
584 (assign_registers): New inline function.
585 (function_arg_record_value_1): Delete.
586 (function_arg_record_value_2): Likewise.
587 (function_arg_record_value_3): Likewise.
588 (function_arg_record_value): Adjust to above changes. Instantiate
589 traverse_record_type on count_registers to first count the number of
590 registers to be used and then on assign_registers to assign them.
591 (function_arg_union_value): Adjust to above renaming.
592 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
593 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
594 case of a structure passed in slot #15
595 (sparc_function_arg_advance): Likewise.
596 (function_arg_padding): Minor tweak.
598 2016-02-29 Richard Biener <rguenther@suse.de>
600 PR tree-optimization/69720
601 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
602 the adjustment_def path for possibly vectorized defs.
603 (vect_create_epilog_for_reduction): Handle vectorized initial
606 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
608 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
610 2016-02-27 Jeff Law <law@redhat.com>
613 2016-02-26 Richard Biener <rguenther@suse.de>
614 Jeff Law <law@redhat.com>
616 PR tree-optimization/69740
617 * cfghooks.c (remove_edge): Request loop fixups if we delete
618 an edge that might turn an irreducible loop into a natural
621 2016-02-27 Jakub Jelinek <jakub@redhat.com>
623 PR rtl-optimization/69896
624 * tree-vect-generic.c (get_compute_type): Avoid single element
627 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
629 Rename the AArch64 tuning option and related functions to enable the
630 Newton series for the reciprocal square root to reflect its
631 approximative characteristic.
633 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
634 function to "aarch64_emit_approx_rsqrt".
635 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
636 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
637 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
638 (xgene1_tunings): Likewise.
639 (use_rsqrt_p): Likewise.
640 (aarch64_emit_swrsqrt): Use new function name.
641 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
642 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
643 text explaining this option.
644 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
646 2016-02-26 Jakub Jelinek <jakub@redhat.com>
649 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
650 complain about -mallow-movmisalign without -mvsx if
651 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
653 2016-02-26 Joel Sherrill <joel@rtems.org>
655 * config.gcc: Add x86_64-*-rtems*.
656 * gcc/config/i386/rtems-64.h: New file.
658 2016-02-26 Joel Sherrill <joel@rtems.org>
660 * config.gcc: Add aarch64-*-rtems*.
661 * gcc/config/aarch64/rtems.h: New file.
663 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
666 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
667 shift amount using %h. Add comment.
669 2016-02-26 Richard Biener <rguenther@suse.de>
670 Jeff Law <law@redhat.com>
672 PR tree-optimization/69740
673 * cfghooks.c (remove_edge): Request loop fixups if we delete
674 an edge that might turn an irreducible loop into a natural
677 2016-02-26 Martin Jambor <mjambor@suse.cz>
680 * tree-sra.c (sra_modify_assign): Do not remove loads of
681 uninitialized aggregates to SSA_NAMEs.
683 2016-02-26 Richard Henderson <rth@redhat.com>
686 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
687 pseudo in case the target rtx matches the source of the left
690 2016-02-26 Martin Jambor <mjambor@suse.cz>
693 * hsa.h (hsa_type_packed_p): Declare.
694 * hsa.c (hsa_type_packed_p): New function.
695 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
697 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
698 * hsa-brig.c (emit_basic_insn): Likewise.
700 2016-02-26 Martin Jambor <mjambor@suse.cz>
703 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
705 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
707 2016-02-26 Martin Jambor <mjambor@suse.cz>
709 * hsa.h (is_a_helper): New overload for hsa_op_immed for
710 hsa_op_with_type operands.
711 (hsa_unsigned_type_for_type): Declare.
712 * hsa.c (hsa_unsigned_type_for_type): New function.
713 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
714 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
715 the finalizer. Do not emit extra move.
717 2016-02-26 Martin Jambor <mjambor@suse.cz>
719 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
720 atomic operations in private segment.
722 2016-02-26 Martin Jambor <mjambor@suse.cz>
724 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
725 statements to wi->info. Also disallow omp simd constructs.
726 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
727 for not gridifying. Dump special string for omp_for.
729 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
732 * config/aarch64/aarch64.c (aarch64_set_current_function):
733 Save/restore target globals when switching to
734 target_option_default_node.
736 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
739 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
740 Return 0 if !SHIFT_COUNT_TRUNCATED.
742 2016-02-26 Jakub Jelinek <jakub@redhat.com>
743 Eric Botcazou <ebotcazou@adacore.com>
745 PR rtl-optimization/69891
746 * dse.c (scan_insn): If we can't figure out memset arguments
747 or they are non-constant, call clear_rhs_from_active_local_stores.
749 2016-02-26 Martin Liska <mliska@suse.cz>
751 * doc/extend.texi: Mention clog10, clog10f an clog10l
754 2016-02-26 Martin Liska <mliska@suse.cz>
756 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
758 (resolve_args_picking_1): Likewise.
759 * dwarf2out.h (struct GTY): Likewise.
761 2016-02-26 Martin Liska <mliska@suse.cz>
763 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
765 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
767 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
768 Martin Liska <mliska@suse.cz>
770 * doc/install.texi: Mention --enable-valgrind-annotations.
772 2016-02-26 Richard Biener <rguenther@suse.de>
774 PR tree-optimization/69551
775 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
776 looking through aliases adjust DECL_PT_UID to refer to the
777 ultimate alias target.
779 2016-02-25 Martin Liska <mliska@suse.cz>
782 * alloc-pool.c (after_memory_report): New variable.
783 * alloc-pool.h (base_pool_allocator ::release): Do not use
784 the infrastructure if after_memory_report.
785 * toplev.c (toplev::main): Mark after memory report.
787 2016-02-25 Richard Biener <rguenther@suse.de>
789 PR tree-optimization/48795
790 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
792 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
795 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
796 offloading is enabled and -fopenacc or -fopenmp is specified.
797 (CRTOFFLOADEND): Likewise.
798 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
799 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
800 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
801 (offload_objects_file_name): New static var.
802 (tool_cleanup): Remove offload_objects_file_name file.
803 (find_offloadbeginend): Replace with ...
804 (find_crtoffloadtable): ... this.
805 (run_gcc): Remove offload_argc and offload_argv.
806 Get offload_objects_file_name from -foffload-objects=... option.
807 Read names of object files with offload from this file, pass them to
808 compile_images_for_offload_targets. Don't call find_offloadbeginend and
809 don't pass offloadbegin and offloadend to the linker. Don't pass
810 offload non-LTO files to the linker, because now they're not claimed.
812 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
815 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
816 on builtin_unreachable.
818 2016-02-25 Jakub Jelinek <jakub@redhat.com>
820 PR rtl-optimization/69896
821 * regcprop.c: Include cfgrtl.h.
822 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
823 than remembered mode, either delete it (if noop_move_p), or
824 treat like copy_p but not noop_p instruction.
826 2016-02-24 Jakub Jelinek <jakub@redhat.com>
829 * dwarf2out.c (gen_variable_die): Work around buggy LTO
830 - allow NULL decl for Fortran DW_TAG_common_block variables.
832 2016-02-24 Jason Merrill <jason@redhat.com>
834 * common.opt (flifetime-dse): Add -flifetime-dse=1.
836 2016-02-24 Richard Biener <rguenther@suse.de>
837 Jakub Jelinek <jakub@redhat.com>
840 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
841 conditionally executed ops to well-defined overflow behavior.
843 2016-02-24 Jakub Jelinek <jakub@redhat.com>
846 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
849 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
851 PR rtl-optimization/69886
852 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
853 argument. Use it when checking validity of set instructions.
854 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
855 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
857 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
858 * store-motion.c (find_moveable_store): Update
859 can_assign_to_reg_without_clobbers_p callsite.
861 2016-02-24 Richard Biener <rguenther@suse.de>
864 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
866 (record_nonwrapping_iv): Do not fall back to the low/high bound
867 for non-constant IV bases if the stmt is not always executed.
869 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
871 * config/arm/arm-cores.def (cortex-a32): New entry.
872 * config/arm/arm-tables.opt: Regenerate.
873 * config/arm/arm-tune.md: Regenerate.
874 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
875 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
876 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
877 for -mcpu and -mtune.
879 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
882 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
883 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
884 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
885 (atomic_loaddi_1): Delete.
886 (atomic_loaddi): Rewrite expander using the above changes.
888 2016-02-24 Jakub Jelinek <jakub@redhat.com>
891 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
894 2016-02-24 Jakub Jelinek <jakub@redhat.com>
895 Richard Biener <rguenth@suse.de>
898 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
899 set_mem_attributes if tem is SSA_NAME which got expanded
902 2016-02-24 Richard Biener <rguenther@suse.de>
904 PR tree-optimization/69907
905 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
906 end of permutations for BB vectorization.
908 2016-02-24 Christian Bruel <christian.bruel@st.com>
910 * config/arm/arm-c.c (arm_option_override): Initialize
911 target_option_current_node.
912 * config/arm/arm.c (arm_pragma_target_parse): Replace
913 build_target_option_node call by target_option_current_node.
914 Set target_option_current_node.
917 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
920 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
921 define_insn_and_split to define_insn.
922 (zero_extendqi<mode>2_dot2): Same.
923 (extendqi<mode>2_dot): Same.
924 (extendqi<mode>2_dot2): Same.
926 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
928 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
929 and add bypass for AES{D,E} and AESMC pairs.
930 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
933 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
935 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
936 series for reciprocal square root in Exynos M1.
938 2016-02-23 Martin Sebor <msebor@redhat.com>
941 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
942 __builtin_alloca_with_align.
944 2016-02-23 Richard Henderson <rth@redhat.com>
946 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
947 (ix86_register_pragmas): Remove __seg_tls.
948 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
949 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
950 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
951 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
952 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
953 * doc/extend.texi (__seg_tls): Remove item.
955 2016-02-23 Richard Biener <rguenther@suse.de>
957 * alloc-pool.h (struct allocation_object): Make id member
958 conditional on CHECKING_P again.
959 (get_instance): Adjust.
960 (base_pool_allocator): Likewise.
962 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
964 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
965 (parallelize_loops): In OpenACC kernels mode, set n_threads to
967 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
969 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
971 2016-02-23 Richard Biener <rguenther@suse.de>
973 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
974 * bitmap.h (struct bitmap_usage): Likewise.
975 (bitmap_move): Declare.
976 * bitmap.c (register_overhead): Take size_t argument.
977 (bitmap_move): New function.
978 * df-problems.c (df_rd_transfer_function): Use bitmap_move
979 to properly account overhead.
980 * tree.c (free_node): Use tree_size.
982 2016-02-23 Jakub Jelinek <jakub@redhat.com>
985 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
986 when inverting comparison.
989 * common.opt (Wunreachable-code): Add Warning flag.
991 2016-02-23 Mark Wielaard <mjw@redhat.com>
992 Jakub Jelinek <jakub@redhat.com>
995 * cgraphunit.c (check_global_declaration): Check main_input_filename
996 and DECL_SOURCE_FILE are not NULL.
998 2016-02-23 Martin Jambor <mjambor@suse.cz>
1000 PR tree-optimization/69666
1001 * tree-sra.c (sra_modify_assign): Do not attempt to create
1002 default_def replacements for unscalarizable regions.
1004 2016-02-20 Mark Wielaard <mjw@redhat.com>
1007 * cgraphunit.c (check_global_declaration): Check level of
1008 warn_unused_const_variable and main_input_filename.
1009 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
1010 (-Wunused-variable): For C implies -Wunused-const-variable=1.
1011 (-Wunused-const-variable): Explain levels 1 and 2.
1013 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1016 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
1017 identical arguments. Formatting and spelling fixes.
1020 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
1025 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
1026 and m68k-devices.def.
1027 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
1028 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
1030 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
1032 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
1033 and HImode registers.
1035 2016-02-22 Richard Biener <rguenther@suse.de>
1037 PR tree-optimization/69882
1038 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
1039 preserve permutations present because of gaps.
1040 (vect_supported_load_permutation_p): Always continue checking
1041 permutations after vect_attempt_slp_rearrange_stmts.
1043 2016-02-22 Bin Cheng <bin.cheng@arm.com>
1045 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
1046 min_profitable_estimate, rather than min_profitable_iters.
1048 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1051 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
1052 SImode for last match_operand.
1054 2016-02-22 Martin Liska <mliska@suse.cz>
1056 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
1057 return bitsize - 1 as the return value.
1059 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
1063 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
1064 Handle negative shift counts.
1065 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
1066 force_reg on the shift constant.
1067 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
1068 (lshrsi3_d): Handle negative shift counts.
1070 2016-02-22 Richard Biener <rguenther@suse.de>
1071 Tom de Vries <tom@codesourcery.com>
1073 * graph.c: Include dumpfile.h.
1074 (print_graph_cfg): Split into three overloads.
1075 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
1077 2016-02-22 Tom de Vries <tom@codesourcery.com>
1079 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
1082 2016-02-22 Richard Biener <rguenther@suse.de>
1085 * ipa-inline-transform.c (inline_call): When not updating
1086 overall summaries adjust self size by the growth estimate.
1087 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
1088 hash-set, do not update overall summaries here. Renamed from ...
1089 (inline_to_all_callers): ... this which is now wrapping the
1090 above and performing delayed overall summary update.
1091 (early_inline_small_functions): Delay updating of the overall
1094 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1096 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1099 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1102 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1103 :%* in %:gt() argument.
1104 (greater_than_spec_func): Adjust for expecting only numbers,
1105 if there are more than two numbers, compare the last two.
1107 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1109 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1110 -Wnarrowing with -std.
1112 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1115 * expr.c (store_field): Don't use bit-field path if exp is
1116 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1117 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1118 and the assignment can be performed by bitwise copy. Formatting
1122 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1123 call copy_reg_eh_region_note_forward on before and/or after sequences
1124 and remove note from insn if it no longer can throw.
1127 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1130 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1132 * config/s390/vector.md: Add missing commutative operand markers
1133 to the patterns which qualify for one.
1134 * config/s390/vx-builtins.md: Likewise.
1136 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1138 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1139 types to mode iterators.
1140 (vec_double): ... and mode attribute.
1141 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1143 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1145 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1146 Change the predicate of op2 from nonimmediate to general and let
1147 reload fix it if necessary.
1149 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1151 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1153 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1155 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1158 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1160 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1161 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1162 * config/s390/s390.md ("movstr<P:mode>"): Call
1163 s390_expand_vec_movstr.
1165 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1167 * config/s390/s390.md: Add missing output modifier for operand 1
1168 to print it as address properly.
1170 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1172 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1173 * config/s390/2964.md: New file.
1174 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1175 of insn grouping attributes depending on the CPU level.
1176 (s390_get_unit_mask): New function.
1177 (s390_sched_score): Remove the OOO from the scheduling macros.
1178 Add loop to calculate a score for the instruction mix.
1179 (s390_sched_reorder): Likewise plus improve debug output.
1180 (s390_sched_variable_issue): Rename macros as above. Calculate
1181 the unit distances after actually scheduling an insn. Improve
1183 (s390_sched_init): Clear last_scheduled_unit_distance array.
1184 * config/s390/s390.md: Include 2964.md.
1186 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1189 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1190 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1191 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1192 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1193 *avx512f_<code>v8div16qi2_mask_1): New insns.
1195 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1198 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1201 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1202 earlyclobber from target. Use wF constraint for fused memory
1204 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1206 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1207 Martin Liska <mliska@suse.cz>
1210 * cfgexpand.c (asan_sanitize_stack_p): New function.
1211 (partition_stack_vars): Use the function.
1212 (expand_stack_vars): Likewise.
1213 (defer_stack_allocation): Likewise.
1214 (expand_used_vars): Likewise.
1216 2016-02-18 Richard Biener <rguenther@suse.de>
1219 * fold-const.c (operand_equal_p): Properly compare offsets for
1220 IMAGPART_EXPR and ARRAY_REF.
1222 2016-02-18 Nick Clifton <nickc@redhat.com>
1226 * config/arm/arm.c (arm_option_override_internal): Disable
1227 interworking if the target does not support thumb instructions.
1228 (arm_reload_in_hi): Handle the case where a register to register
1229 move needs reloading because there is no simple pattern to handle
1231 (arm_reload_out_hi): Likewise.
1233 2016-02-18 Richard Biener <rguenther@suse.de>
1236 * match.pd: Don't use fold_binary or fold_unary for folding
1239 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1242 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1243 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1244 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1245 warn on gimple_no_warning_p statements.
1247 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1249 * doc/extend.texi (C++ Attributes): Correct description of
1250 warn_unused type attribute.
1252 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1254 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1255 correct instruction.
1257 2016-02-17 Richard Biener <rguenther@suse.de>
1259 PR rtl-optimization/69609
1260 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1261 (find_traces_1_round): When ending a trace update cached priority
1263 (bb_to_key): Use cached priority when available.
1264 (copy_bb): Initialize cached priority.
1265 (reorder_basic_blocks_software_trace_cache): Likewise.
1267 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1270 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1272 (aarch64_comparison_operator): Break overly long line into two.
1273 (aarch64_comparison_operation): Likewise.
1274 * config/aarch64/aarch64.md (cstorecc4): Use
1275 aarch64_comparison_operator_mode instead of
1276 aarch64_comparison_operator.
1277 (cstore<mode>4): Likewise.
1278 (aarch64_cstore<mode>): Likewise.
1279 (*cstoresi_insn_uxtw): Likewise.
1280 (cstore<mode>_neg): Likewise.
1281 (*cstoresi_neg_uxtw): Likewise.
1283 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1286 * config/arm/predicates.md (arm_comparison_operator_mode):
1288 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1289 instead of arm_comparison_operator.
1290 (*mov_negscc): Likewise.
1291 (*mov_notscc): Likewise.
1292 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1293 (*thumb2_mov_negscc): Likewise.
1294 (*thumb2_mov_negscc_strict_it): Likewise.
1295 (*thumb2_mov_notscc): Likewise.
1296 (*thumb2_mov_notscc_strict_it): Likewise.
1298 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1300 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1303 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1305 * config/visium/visium.c (machine_libfunc_index): New enum.
1306 (machine_libfuncs): New structure.
1307 (visium_libfuncs): New static variable.
1308 (TARGET_INIT_LIBFUNCS): Define to...
1309 (visium_init_libfuncs): ...this. New function.
1310 (expand_block_move_4): Use the appropriate libfunc.
1311 (expand_block_move_2): Likewise.
1312 (expand_block_move_1): Likewise.
1313 (expand_block_set_4): Likewise.
1314 (expand_block_set_2): Likewise.
1315 (expand_block_set_1): Likewise.
1316 (visium_trampoline_init): Likewise.
1318 2016-02-17 Nick Clifton <nickc@redhat.com>
1320 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1321 TI's devices.csv file as of March 2016.
1323 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1326 * opts-global.c (handle_common_deferred_options): Introduce and
1327 initialize two global variables to remember command-line options
1328 specifying a stack-limiting register.
1329 * opts.h: Add extern declarations of the two new global variables.
1330 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1331 variable based on the values of the two new global variables.
1333 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1336 * common.opt (Wnonnull-compare): New warning.
1337 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1338 of arguments against NULL.
1339 (-Wnonnull-compare): Document.
1340 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1341 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1342 * passes.def (pass_warn_nonnull_compare): Add.
1343 * gimple-ssa-nonnull-compare.c: New file.
1345 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1347 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1348 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1350 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1352 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1353 reciprocal sqrt for -mlow-precision-recip-sqrt.
1355 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1356 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1358 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1359 always use lane loads to construct non-constant vectors.
1361 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1363 * config/aarch64/aarch64.md
1364 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1365 constraints for operand 3.
1366 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1368 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1369 Richard Biener <rguenther@suse.de>
1371 PR tree-optimization/69820
1372 * tree-vect-patterns.c (type_conversion_p): Return false if
1373 *orig_type is unsigned single precision or boolean.
1374 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1377 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1379 PR rtl-optimization/69764
1380 PR rtl-optimization/69771
1381 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1382 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1384 2016-02-16 Richard Biener <rguenther@suse.de>
1386 PR tree-optimization/69776
1387 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1389 (indirect_refs_may_alias_p): Likewise.
1390 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1391 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1392 according to tbaa_p.
1393 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1394 (optimize_stmt): For redundant store discovery do not allow tbaa.
1396 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1398 PR tree-optimization/69714
1399 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1400 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1402 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1404 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1405 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1406 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1407 * config/arc/arc.c (arc_init): Check FPU options.
1408 (get_arc_condition_code): Handle new CC_FPU* modes.
1409 (arc_select_cc_mode): Likewise.
1410 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1411 register pair only. Allow access for ARCv2 accumulator.
1412 (gen_compare_reg): Whenever we have FPU support use FPU compare
1414 (arc_reorg): Don't generate brcc insns when FPU compare
1415 instructions are involved.
1416 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1417 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1418 floating point emulation.
1419 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1420 (REVERSE_CONDITION): Add new CC_FPU* modes.
1421 (TARGET_FP_SP_BASE): Define.
1422 (TARGET_FP_DP_BASE): Likewise.
1423 (TARGET_FP_SP_FUSED): Likewise.
1424 (TARGET_FP_DP_FUSED): Likewise.
1425 (TARGET_FP_SP_CONV): Likewise.
1426 (TARGET_FP_DP_CONV): Likewise.
1427 (TARGET_FP_SP_SQRT): Likewise.
1428 (TARGET_FP_DP_SQRT): Likewise.
1429 (TARGET_FP_DP_AX): Likewise.
1430 * config/arc/arc.md (ARCV2_ACC): New constant.
1431 (type): New fpu type attribute.
1432 (SDF): Conditional iterator.
1433 (cstore<mode>, cbranch<mode>): Change expand condition.
1434 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1435 handles FPU/FPX cases as well.
1436 * config/arc/arc.opt (mfpu): New option.
1437 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1439 (adddf3, muldf3, subdf3): Removed.
1440 * config/arc/predicates.md (proper_comparison_operator): Recognize
1442 * config/arc/fpu.md: New file.
1443 * doc/invoke.texi (ARC Options): Document mfpu option.
1445 2016-02-16 Richard Biener <rguenther@suse.de>
1447 PR rtl-optimization/69291
1448 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1449 noce_operand_ok check.
1451 2016-02-16 Tom de Vries <tom@codesourcery.com>
1454 * omp-low.c (simd_clone_create): Remove call to
1455 symtab->call_cgraph_insertion_hooks.
1457 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1459 PR tree-optimization/69802
1460 * tree-ssa-reassoc.c (update_range_test): If op is
1461 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1462 op == 1 test of precision 1 integral op, otherwise handle
1463 that case as op itself. Fix up formatting.
1464 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1467 2016-02-16 Richard Biener <rguenther@suse.de>
1469 PR tree-optimization/69586
1470 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1471 types for conversion sources.
1473 2016-02-16 Richard Biener <rguenther@suse.de>
1476 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1477 mask OEP_ADDRESS_OF.
1479 2016-02-16 Alan Modra <amodra@gmail.com>
1482 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1483 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1484 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1486 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1487 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1488 (p8_fmrgow_<mode>): Likewise.
1489 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1491 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1492 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1493 to use movdi_internal64. Remove op0_di.
1494 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1496 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1498 Add support for the FCCMP insn types
1500 * config/aarch64/aarch64.md (fccmp): Change insn type.
1502 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1503 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1504 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1505 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1506 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1507 * config/arm/types.md (fccmps): Add new insn type.
1510 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1512 * alias.c (get_alias_set): Fix a typo in comment.
1514 2016-02-15 Richard Biener <rguenther@suse.de>
1516 PR tree-optimization/69595
1517 * match.pd: Complete range test simplification to true.
1519 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1521 PR rtl-optimization/69648
1522 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1523 pic_offset_table_rtx.
1525 PR rtl-optimization/69752
1526 * ira.c (update_equiv_regs): When looking for more than a single SET,
1527 also take other side effects into account.
1529 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1531 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1532 for z900+ CPUs in 31-bit mode.
1534 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1536 * common/config/s390/s390-common.c (s390_supports_split_stack):
1538 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1539 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1540 * config/s390/s390.c (struct machine_function): New field
1541 split_stack_varargs_pointer.
1542 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1543 in s390_emit_prologue.
1544 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1546 (morestack_ref): New global.
1547 (SPLIT_STACK_AVAILABLE): New macro.
1548 (s390_expand_split_stack_prologue): New function.
1549 (s390_live_on_entry): New function.
1550 (s390_va_start): Use split-stack vararg pointer if appropriate.
1551 (s390_asm_file_end): Emit the split-stack note sections.
1552 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1553 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1554 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1555 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1556 (split_stack_prologue): New expand.
1557 (split_stack_space_check): New expand.
1558 (split_stack_data): New insn.
1559 (split_stack_call): New expand.
1560 (split_stack_call_*): New insn.
1561 (split_stack_cond_call): New expand.
1562 (split_stack_cond_call_*): New insn.
1564 2016-02-15 Richard Biener <rguenther@suse.de>
1566 PR tree-optimization/69783
1567 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1568 Add trivially correct cases.
1570 2016-02-15 Tom de Vries <tom@codesourcery.com>
1573 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
1575 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
1577 2016-02-15 Richard Biener <rguenther@suse.de>
1579 PR tree-optimization/69776
1580 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1581 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
1582 indicate whether we can use TBAA to disambiguate against stores.
1583 Use alias-set zero if not.
1584 (visit_reference_op_store): Do not use TBAA when looking up
1586 * tree-ssa-pre.c (compute_avail): Use TBAA here.
1587 (eliminate_dom_walker::before_dom_children): But not when looking
1588 up redundant stores.
1590 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
1592 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
1594 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1596 * config/i386/znver1.md
1597 (znver1_pop, znver1_pop_mem,
1598 znver1_load_imov_double_store,
1599 znver1_load_imov_direct_store,
1600 znver1_load_imov_direct_load,
1601 znver1_load_imov_double_load): Add new.
1602 (znver1_insn, znver1_insn_load): Add icmov type.
1604 znver1_sseavx_fma_load,
1606 znver1_avx256_fma_load): Fix pipe usage.
1608 2016-02-14 Alan Modra <amodra@gmail.com>
1611 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
1612 with an invalid hard reg, reload just the reg not the entire
1613 pre/post-inc/dec address expression.
1615 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1618 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
1619 fixed R1_REG scratch reg.
1620 (sibcall_value_pcrel_fdpic): Likewise.
1622 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1626 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
1628 2016-02-12 Walter Lee <walt@tilera.com>
1630 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
1631 * config/tilegx/t-tilegx: Likewise.
1633 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1636 * diagnostic-show-locus.c (struct line_span): New struct.
1637 (layout::get_first_line): Delete.
1638 (layout::get_last_line): Delete.
1639 (layout::get_num_line_spans): New member function.
1640 (layout::get_line_span): Likewise.
1641 (layout::print_heading_for_line_span_index_p): Likewise.
1642 (layout::get_expanded_location): Likewise.
1643 (layout::calculate_line_spans): Likewise.
1644 (layout::m_first_line): Delete.
1645 (layout::m_last_line): Delete.
1646 (layout::m_line_spans): New field.
1647 (layout::layout): Update comment. Replace m_first_line and
1648 m_last_line with m_line_spans, replacing their initialization
1649 with a call to calculate_line_spans.
1650 (diagnostic_show_locus): When printing source lines and
1651 annotations, rather than looping over a single span
1652 of lines, instead loop over each line_span within
1653 the layout, with an inner loop over the lines within them.
1654 Call the context's start_span callback when changing line spans.
1655 * diagnostic.c (diagnostic_initialize): Initialize start_span.
1656 (diagnostic_build_prefix): Break out the building of the location
1657 part of the string into...
1658 (diagnostic_get_location_text): ...this new function, rewriting
1659 it from nested ternary expressions to a sequence of "if"
1661 (default_diagnostic_start_span_fn): New function.
1662 * diagnostic.h (diagnostic_start_span_fn): New typedef.
1663 (diagnostic_context::start_span): New field.
1664 (default_diagnostic_start_span_fn): New prototype.
1666 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1669 * gcc.c (driver::finalize): Fix cleanup of "specs".
1671 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1675 * gcc.c (driver::driver): Initialize m_option_suggestions.
1676 (driver::~driver): Clean up m_option_suggestions.
1677 (suggest_option): Convert to...
1678 (driver::suggest_option): ...this, and split out into
1679 driver::build_option_suggestions and find_closest_string.
1680 (driver::build_option_suggestions): New function, from
1681 first half of suggest_option. Special-case
1682 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
1683 the sanitizer_opts array. For options of enum types, add the
1684 various enum values to the candidate strings.
1685 (driver::handle_unrecognized_options): Remove "const".
1686 * gcc.h (driver::handle_unrecognized_options): Likewise.
1687 (driver::build_option_suggestions): New decl.
1688 (driver::suggest_option): New decl.
1689 (driver::m_option_suggestions): New field.
1690 * opts-common.c (add_misspelling_candidates): New function.
1691 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
1692 and make non-static.
1693 * opts.h (sanitizer_opts): New array decl.
1694 (add_misspelling_candidates): New function decl.
1695 * spellcheck.c (find_closest_string): New function.
1696 * spellcheck.h (find_closest_string): New function decl.
1698 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1700 PR rtl-optimization/69764
1701 PR rtl-optimization/69771
1702 * optabs.c (expand_binop_directly): For shift_optab_p, force
1703 convert_modes with VOIDmode if xop1 has VOIDmode.
1705 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
1708 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
1709 to correctly determine instrumentation thunks.
1711 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1714 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
1715 type by reference, force lhs on the call.
1718 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
1719 Compute retval and retbnd early in all cases if split_part_return_p
1720 and return_bb is not EXIT. Remove all clobber stmts and reset
1721 all debug stmts that refer to SSA_NAMEs defined in split part,
1722 except if it is retval, in that case replace the old retval with the
1723 lhs of the call to the split part.
1725 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1728 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1731 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1732 whose result is used in PHI.
1733 (maybe_optimize_range_tests): Likewise.
1734 (final_range_test_p): Likweise.
1736 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1739 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1740 whose result is used in PHI.
1741 (maybe_optimize_range_tests): Likewise.
1742 (final_range_test_p): Likweise.
1744 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1746 * cgraph.c: Spelling fixes - behaviour -> behavior and
1747 neighbour -> neighbor.
1748 * target.def: Likewise.
1749 * sel-sched.c: Likewise.
1750 * config/mips/mips.c: Likewise.
1751 * config/arc/arc.md: Likewise.
1752 * config/arm/cortex-a57.md: Likewise.
1753 * config/arm/arm.c: Likewise.
1754 * config/arm/neon.md: Likewise.
1755 * config/arm/arm-c.c: Likewise.
1756 * config/vms/vms-c.c: Likewise.
1757 * config/s390/s390.c: Likewise.
1758 * config/i386/znver1.md: Likewise.
1759 * config/i386/i386.c: Likewise.
1760 * config/ia64/hpux-unix2003.h: Likewise.
1761 * config/msp430/msp430.md: Likewise.
1762 * config/rx/rx.c: Likewise.
1763 * config/rx/rx.md: Likewise.
1764 * config/aarch64/aarch64-simd.md: Likewise.
1765 * config/aarch64/aarch64.c: Likewise.
1766 * config/nvptx/nvptx.c: Likewise.
1767 * config/bfin/bfin.c: Likewise.
1768 * config/cris/cris.opt: Likewise.
1769 * config/rs6000/rs6000.c: Likewise.
1770 * target.h: Likewise.
1771 * spellcheck.c: Likewise.
1772 * ira-build.c: Likewise.
1773 * tree-inline.c: Likewise.
1774 * builtins.c: Likewise.
1775 * lra-constraints.c: Likewise.
1776 * explow.c: Likewise.
1777 * hwint.h: Likewise.
1778 * targhooks.c: Likewise.
1779 * tree-vect-data-refs.c: Likewise.
1781 * doc/tm.texi: Likewise.
1782 * doc/extend.texi: Likewise.
1783 * doc/install.texi: Likewise.
1784 * doc/md.texi: Likewise.
1785 * tree-ssa-tail-merge.c: Likewise.
1786 * sched-int.h: Likewise.
1787 * match.pd: Likewise.
1788 * sched-ebb.c: Likewise.
1789 * target.def (omit_struct_return_reg): Likewise.
1790 * gimple-ssa-isolate-paths.c: Likewise.
1791 (find_implicit_erroneous_behaviour): Renamed to...
1792 (find_implicit_erroneous_behavior): ... this.
1793 (find_explicit_erroneous_behaviour): Renamed to...
1794 (find_explicit_erroneous_behavior): ... this.
1795 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
1797 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
1799 PR rtl-optimization/64682
1800 PR rtl-optimization/69567
1801 PR rtl-optimization/69737
1802 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
1803 in I2 as well, just lose it.
1805 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1807 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
1809 (aarch64_last_printed_tune_string): Likewise.
1810 (aarch64_declare_function_name): Only output .arch assembler
1811 directive if it will be different from the previously output
1812 directive. Same for .tune comment but only if -dA is set.
1813 (aarch64_start_file): New function.
1814 (TARGET_ASM_FILE_START): Define.
1816 2016-02-11 David Malcolm <dmalcolm@redhat.com>
1819 * Makefile.in (PLUGIN_HEADERS): Add params.list.
1821 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1824 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
1825 -Wmaybe-uninitialized warning.
1827 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
1830 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
1832 2016-02-11 Richard Biener <rguenther@suse.de>
1834 PR rtl-optimization/69291
1835 * ifcvt.c (noce_try_store_flag_constants): Do not allow
1836 subexpressions affected by changing the result.
1838 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
1841 * lra-constraints.c (curr_insn_transform): Find in/out operands
1842 for secondary memory moves. Update dups.
1844 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1846 PR tree-optimization/69652
1847 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1848 to nested loop, did source re-formatting, skip debug statements,
1849 add check on statement with volatile operand, remove dead scalar
1852 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1853 Patrick Palka <ppalka@gcc.gnu.org>
1857 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
1858 calls if the return type is TREE_ADDRESSABLE.
1859 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
1860 * ipa-split.c (split_function): Fix doubled "we" in comment.
1861 Use void return type for the split part even if
1862 !split_point->split_part_set_retval.
1864 2016-02-10 Bin Cheng <bin.cheng@arm.com>
1866 PR tree-optimization/68021
1867 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
1868 when computing the value of biv cand by itself.
1870 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1872 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
1873 (cortexa57_tunings): Likewise.
1874 (cortexa72_tunings): Likewise.
1875 (arch_macro_fusion_pair_p): Add support for AES fusion.
1876 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
1877 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
1878 Allow virtual registers before reload so early scheduling works.
1879 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
1880 correct latency and pipeline.
1881 (cortex_a57_crypto_complex): Likewise.
1882 (cortex_a57_crypto_xor): Likewise.
1883 (define_bypass): Add AES bypass.
1885 2016-02-10 Richard Biener <rguenther@suse.de>
1887 PR tree-optimization/69726
1888 * passes.def: Add DCE pass before late uninit.
1889 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
1890 really fixup if-conversions job.
1892 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1894 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
1895 (arm_cortex_a57_tune): Likewise.
1896 (aarch_macro_fusion_pair_p): Add support for AES fusion.
1897 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
1899 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
1901 * timevar.def (TV_PHASE_DBGINFO): Delete.
1902 (TV_PHASE_CHECK_DBGINFO): Likewise.
1903 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
1905 2016-02-10 Richard Biener <rguenther@suse.de>
1907 PR tree-optimization/69719
1908 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1909 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
1911 2016-02-09 Andrew Pinski <apinski@cavium.com>
1914 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
1915 get_vcond_mask_icode returns false.
1917 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1920 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
1921 an ADDIS that adds a pointer to a large constant that sets the
1922 upper16 bits with a load operation.
1924 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1927 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
1929 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
1931 (vzipq_s16): Likewise.
1932 (vzipq_s32): Likewise.
1933 (vzipq_f32): Likewise.
1934 (vzipq_u8): Likewise.
1935 (vzipq_u16): Likewise.
1936 (vzipq_u32): Likewise.
1937 (vzipq_p8): Likewise.
1938 (vzipq_p16): Likewise.
1940 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
1943 * config/arm/arm.c (neon_endian_lane_map): New function.
1944 (neon_vector_pair_endian_lane_map): New function.
1945 (arm_evpc_neon_vuzp): Allow for big endian lane order.
1946 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
1948 (vuzpq_s16): Likewise.
1949 (vuzpq_s32): Likewise.
1950 (vuzpq_f32): Likewise.
1951 (vuzpq_u8): Likewise.
1952 (vuzpq_u16): Likewise.
1953 (vuzpq_u32): Likewise.
1954 (vuzpq_p8): Likewise.
1955 (vuzpq_p16): Likewise.
1957 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
1960 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
1963 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
1966 truncate const_int operand 1 to QImode.
1968 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
1970 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
1971 corresponding to an abnormal edge.
1973 2016-02-09 Tom de Vries <tom@codesourcery.com>
1975 PR tree-optimization/69599
1976 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
1978 (find_func_aliases_for_builtin_call, find_func_clobbers)
1979 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
1982 2016-02-09 Richard Biener <rguenther@suse.de>
1984 PR tree-optimization/69715
1985 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
1986 LHS on calls as non-rewritable.
1988 2016-02-09 Tom de Vries <tom@codesourcery.com>
1991 * lto-wrapper.c (append_diag_options): New function.
1992 (compile_offload_image): Call append_diag_options.
1994 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
1997 * doc/extend.texi (Flag Output Operands): Correct sectioning.
1998 Minor copy-edit to fix verb tenses.
2000 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2002 PR tree-optimization/69209
2003 * ipa-split.c (split_function): If split part is not
2004 returning retval, retval has gimple type but is not
2005 gimple value, force it into a SSA_NAME first.
2007 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
2009 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
2012 2016-02-08 Jason Merrill <jason@redhat.com>
2015 * convert.c (convert_to_integer_1): Check dofold on truncation
2017 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
2018 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
2019 Rename from *_nofold.
2020 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
2021 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2023 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
2026 * tree.c (build_common_tree_nodes): Remove short_double argument.
2027 All callers changed.
2028 * tree.h (build_common_tree_nodes): Adjust declaration.
2029 * doc/invoke.texi (-fshort-double): Remove documentation.
2030 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2031 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
2032 * lto-wrapper.c (merge_and_complain, append_compiler_options)
2033 (append_linker_options): Don't handle OPT_fshort_double.
2035 PR rtl-optimization/68730
2036 * lra-remat.c (insn_to_cand_activation): New static variable.
2037 (lra_remat): Allocate and free it.
2038 (create_cand): New arg activation. Initialize a field in
2039 insn_to_cand_activation if it is nonnull.
2040 (create_cands): Pass the activation insn to create_cand when making
2041 a candidate involving an output reload. Reorganize code a little.
2042 (do_remat): Keep track of active status of candidates in a separate
2045 2016-02-08 Richard Biener <rguenther@suse.de>
2047 PR tree-optimization/69719
2048 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2049 Properly use absolute of the difference of the two offsets to
2050 compare or adjust the segment length.
2052 2016-02-08 Richard Biener <rguenther@suse.de>
2053 Jeff Law <law@redhat.com>
2056 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
2057 types for anonymous SSA names.
2059 2016-02-08 Richard Biener <rguenther@suse.de>
2061 PR rtl-optimization/69274
2062 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
2064 2016-02-08 Jeff Law <law@redhat.com>
2066 PR tree-optimization/65917
2067 * tree-ssa-dom.c (record_temporary_equivalences): Record both
2068 equivalences from if (x == y) style conditionals.
2069 (loop_depth_of_name): Remove.
2070 (record_equality): Remove loop depth check.
2071 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
2072 (const_and_copies::record_const_or_copy_raw): New member function.
2073 * tree-ssa-scopedtables.c
2074 (const_and_copies::record_const_or_copy_raw): New, factored out of
2075 (const_and_copies::record_const_or_copy): Call new member function.
2077 2016-02-05 Jeff Law <law@redhat.com>
2079 PR tree-optimization/68541
2080 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
2081 (count_stmts_in_block): New function.
2082 (poor_ifcvt_candidate_code): Likewise.
2083 (is_feasible_trace): Add some heuristics to determine when path
2084 splitting is profitable.
2085 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
2086 is a diamond with a single exit.
2088 2016-02-05 Martin Sebor <msebor@redhat.com>
2091 * doc/invoke.texi: Update -Wplacement-new to take an optional
2094 2016-02-06 Richard Henderson <rth@redhat.com>
2097 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2098 out of non-standard address spaces.
2100 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2102 PR rtl-optimization/69691
2103 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2105 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2107 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2108 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2109 (*ieee128_mfvsrd_64bit): Likewise.
2110 (*ieee128_mfvsrd_32bit): Likewise.
2112 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2116 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2118 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2119 instrumented_version.
2121 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2123 * doc/invoke.texi (Optimize Options): In table of --param options
2124 rename second occurrence of tracer-min-branch-ratio to
2125 tracer-min-branch-probability, rename
2126 tracer-min-branch-ratio-feedback to
2127 tracer-min-branch-probability-feedback and clarify description,
2128 rename sched-spec-state-edge-prob-cutoff to
2129 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2130 to selsched-insns-to-rename, rename lto-minpartition to
2131 lto-min-partition, delete reorder-blocks-duplicate and
2132 reorder-blocks-duplicate-feedback.
2134 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2136 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2139 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2141 * doc/extend.texi: S/390: Correct some typos.
2143 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2145 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2147 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2150 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2151 (s390_register_info_gprtofpr): Use new macros above.
2152 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2154 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2155 its name. Adjust restore and save gpr ranges.
2156 (s390_register_info_set_ranges): New function.
2157 (s390_register_info): Use new macros above. Call
2158 s390_register_info_set_ranges.
2159 (s390_optimize_register_info): Likewise.
2160 (s390_hard_regno_rename_ok): Use new macros.
2161 (s390_hard_regno_scratch_ok): Likewise.
2162 (s390_emit_epilogue): Likewise.
2163 (s390_can_use_return_insn): Likewise.
2164 (s390_optimize_prologue): Likewise.
2165 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2167 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2170 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2172 (ix86_option_override_internal): Disable TARGET_STV even for
2173 -m{incoming,preferred}-stack-boundary=3.
2175 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2177 * config.gcc: Mark deprecated rtems targets as obsolete.
2179 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2181 PR rtl-optimization/64682
2182 PR rtl-optimization/69567
2183 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2184 before I2 only if the register is both used and set in I2.
2186 2016-02-04 DJ Delorie <dj@redhat.com>
2188 * config/msp430/msp430.c (msp430_start_function): Add function type.
2190 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2193 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2195 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2197 PR rtl-optimization/69577
2199 2015-10-29 Richard Henderson <rth@redhat.com>
2203 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2204 sse check to the exact conditions of PR 67609.
2206 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2209 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2210 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2211 not allowed into the traditional Altivec registers.
2212 (movtd_64bit_nodm): Likewise.
2213 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2215 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2217 * config/aarch64/cortex-a57-fma-steering.c
2218 (aarch64_register_fma_steering): Remove "static" from arguments
2221 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2224 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2227 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2229 * doc/invoke.texi: Delete -mno-fma4.
2231 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2233 PR rtl-optimization/69577
2234 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2235 (find_subregs_of_mode): Update accordingly. Iterate over partial
2238 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2240 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2241 * config/arm/arm.c (neon_reinterpret): Remove.
2242 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2243 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2244 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2245 vreinterpretti): Remove.
2246 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2247 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2248 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2249 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2250 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2251 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2252 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2253 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2254 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2255 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2256 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2257 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2258 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2259 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2260 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2261 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2262 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2263 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2264 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2265 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2266 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2267 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2268 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2269 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2270 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2271 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2272 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2273 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2274 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2275 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2276 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2277 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2278 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2279 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2280 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2281 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2282 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2283 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2284 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2285 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2286 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2287 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2288 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2289 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2290 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2291 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2292 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2293 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2294 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2295 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2296 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2297 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2298 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2299 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2300 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2301 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2302 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2303 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2304 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2305 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2306 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2307 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2308 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2309 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2310 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2311 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2312 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2313 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2314 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2315 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2316 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2317 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2318 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2319 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2320 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2321 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2322 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2323 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2324 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2325 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2326 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2327 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2328 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2329 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2330 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2331 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2332 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2333 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2334 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2335 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2336 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2337 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2338 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2339 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2340 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2341 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2342 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2343 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2344 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2345 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2346 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2347 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2348 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2350 2016-02-04 Martin Liska <mliska@suse.cz>
2353 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2354 that are gimple_store_p.
2355 (maybe_instrument_call): Likewise.
2357 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2359 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2360 register scaling out of memory reference and comment why.
2362 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2366 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2367 folding the source of a SET.
2369 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2373 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2374 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2376 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2380 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2383 2016-02-04 Christian Bruel <christian.bruel@st.com>
2385 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2386 * config/arm/arm.c (arm_set_current_function): Likewise.
2388 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2389 Ilya Enkovich <enkovich.gnu@gmail.com>
2390 H.J. Lu <hongjiu.lu@intel.com>
2393 * config/i386/i386.c (convert_scalars_to_vector): Remove
2394 stack alignment fixes.
2395 (ix86_option_override_internal): Disable TARGET_STV if stack
2396 might not be aligned enough.
2397 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2399 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2401 * gcc/config/i386/x86-tune.def: Disable default prefetching
2404 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2405 Vladimir Makarov <vmakarov@redhat.com>
2408 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2409 in validating fused toc addresses.
2411 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2414 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2415 range->m_caret fields if range->m_show_caret_p is false.
2418 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2419 Force oldval into register if it does not satisfy reg_or_short_operand
2420 predicate. Fix up formatting.
2422 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2423 Alexandre Oliva <aoliva@redhat.com>
2426 * lra-constraints.c (simplify_operand_subreg): Check additionally
2427 address validity after potential reloading.
2428 (process_address_1): Check insns validity. In case of failure do
2431 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2434 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2437 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2439 * wide-int.cc (canonize_uhwi): New function.
2440 (wi::divmod_internal): Use it.
2442 2016-02-02 James Norris <jnorris@codesourcery.com
2444 * gimplify.c (omp_notice_variable): Add usage check.
2446 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2448 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2449 like LE, GE, LT, GT when emitting relational operator.
2451 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2453 * ira-costs.c (find_costs_and_classes): Add extra argument.
2454 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2455 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2456 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2457 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2458 Add best_class parameter, and return it if not ALL_REGS.
2459 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2461 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2464 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2466 * config/aarch64/aarch64.c
2467 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2468 (aarch64_ira_change_pseudo_allocno_class): New function.
2470 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2473 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2475 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2477 * config/avr/avr.c (avr_option_override): Set
2478 PARAM_ALLOW_STORE_DATA_RACES to 1.
2480 2016-02-02 Richard Biener <rguenther@suse.de>
2482 PR tree-optimization/69595
2483 * match.pd: Add range test simplifications to true/false.
2485 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2487 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2488 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2491 2016-02-02 Richard Biener <rguenther@suse.de>
2493 PR tree-optimization/69606
2494 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2495 info on the result before moving a stmt.
2497 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2500 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2501 branch with vector comparison.
2502 * config/i386/sse.md (VI48_AVX): New mode iterator.
2503 (define_expand "cbranch<mode>4): Add support for conditional branch
2504 with vector comparison.
2505 * tree-vect-loop.c (optimize_mask_stores): New function.
2506 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2507 has_mask_store field of vect_info.
2508 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2509 vectorized loops having masked stores after vec_info destroy.
2510 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2511 correspondent macros.
2512 (optimize_mask_stores): Add prototype.
2514 2016-02-02 Alan Modra <amodra@gmail.com>
2517 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2520 2016-02-02 Alan Modra <amodra@gmail.com>
2523 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2524 whenever toc_label_name used.
2525 (rs6000_file_start): Don't set up toc section here,
2526 (rs6000_output_function_epilogue): do so here instead,
2527 (rs6000_xcoff_file_start): and here.
2528 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2529 (load_toc_aix_di): Likewise.
2531 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2533 PR rtl-optimization/69592
2534 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2535 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2536 (num_sign_bit_copies_binary_arith_p): New inline function.
2537 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2539 2016-02-01 Jeff Law <law@redhat.com>
2541 PR tree-optimization/69580
2542 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2543 * tree-ssa-threadbackward.c
2544 (fsm_find_control_statement_thread_paths): Do not try to walk
2545 through large PHI nodes.
2547 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2549 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2550 when count is incremented above limit, don't analyze further
2553 * omp-low.c (oacc_parse_default_dims): Avoid
2554 -Wsign-compare warning, make sure value fits into int
2555 rather than just unsigned int.
2557 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2559 PR tree-optimization/67921
2560 * fold-const.c (split_tree): New parameters. Convert pointer
2561 type variable part to proper type before negating.
2562 (fold_binary_loc): Pass new arguments to split_tree.
2564 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
2566 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
2567 (nvptx_goacc_validate_dims): Extend to handle global defaults.
2568 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
2569 * doc/tm.texti: Rebuilt.
2570 * doc/invoke.texi (fopenacc-dim): Document.
2571 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
2572 (append_compiler_options): Likewise.
2573 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
2574 (oacc_parse_default_dims): New.
2575 (oacc_validate_dims): Add USED arg. Select non-unity default when
2577 (oacc_loop_fixed_partitions): Return mask of used partitions.
2578 (oacc_loop_auto_partitions): Emit dump info.
2579 (oacc_loop_partition): Return mask of used partitions.
2580 (execute_oacc_device_lower): Parse default dimension arg. Adjust
2581 loop partitioning and validation calls.
2583 2016-02-01 Richard Biener <rguenther@suse.de>
2586 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2588 2016-02-01 Richard Biener <rguenther@suse.de>
2590 PR tree-optimization/69574
2591 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
2592 of asserting return chrec_dont_know.
2594 2016-02-01 Martin Liska <mliska@suse.cz>
2596 * mem-stats-traits.h: Add copyright header.
2597 * mem-stats.h: Likewise.
2599 2016-02-01 Richard Biener <rguenther@suse.de>
2601 PR tree-optimization/69579
2602 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
2603 Do not propagate through abnormal PHI results.
2605 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
2607 * postreload.c (reload_cse_simplify): Remove dead code.
2609 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2611 PR rtl-optimization/69570
2612 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
2613 if there is more than one set, not if there is a single set.
2615 2016-02-01 Richard Henderson <rth@redhat.com>
2618 * combine.c (make_compound_operation): When looking through a
2619 subreg, make sure to re-extend to the width of the outer mode.
2621 2016-01-30 Jakub Jelinek <jakub@redhat.com>
2623 PR tree-optimization/69546
2624 * wide-int.cc (wi::divmod_internal): For unsigned division
2625 where both operands fit into uhwi, if o1 is 1 and o0 has
2626 msb set, if divident_prec is larger than bits per hwi,
2627 clear another quotient word and return 2 instead of 1.
2628 Similarly for remainder with msb in HWI set, if dividend_prec
2629 is larger than bits per hwi.
2631 2016-01-29 Martin Jambor <mjambor@suse.cz>
2633 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
2634 Use short lowercase names.
2635 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
2636 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
2637 acq_rel one. Protect warning agains segfaults if
2638 get_memory_order_name returns NULL.
2639 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
2640 with release semantics. Do not warn if get_memory_order already did.
2641 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
2642 semantics. Fix check for relaxed or acquire semantics. Do not warn
2643 if get_memory_order already did.
2645 2016-01-29 Sebastian Pop <s.pop@samsung.com>
2647 * doc/install.texi: Document that isl-0.16 is supported.
2649 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
2652 * config/i386/constraints.md (Bm): Describe as special memory
2654 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
2655 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2656 * genpreds.c (struct constraint_data): Add is_special_memory.
2657 (have_special_memory_constraints, special_memory_start): New
2659 (special_memory_end): Ditto.
2660 (add_constraint): Add new arg is_special_memory. Add code to
2661 process its true value. Update have_special_memory_constraints.
2662 (process_define_constraint): Pass the new arg.
2663 (process_define_register_constraint): Ditto.
2664 (choose_enum_order): Process special memory.
2665 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
2666 function insn_extra_special_memory_constraint.
2667 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2668 * gensupport.c (process_rtx): Process
2669 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2670 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
2671 * ira-lives.c (single_reg_class): Use
2672 insn_extra_special_memory_constraint.
2673 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
2674 * lra-constraints.c (process_alt_operands): Ditto.
2675 (curr_insn_transform): Use insn_extra_special_memory_constraint.
2676 * recog.c (asm_operand_ok, preprocess_constraints): Process
2678 * reload.c (find_reloads): Ditto.
2679 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
2680 * stmt.c (parse_input_constraint): Use
2681 insn_extra_special_memory_constraint.
2683 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2686 * lra-splill.c (lra_final_code_change): Revert r229087 by
2687 removing all sub-registers.
2689 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
2692 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
2694 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2697 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
2698 SSE1, copy target into the temporary reg first before recursing
2701 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2703 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
2706 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2708 * ginclude/stdarg.h: Test __cplusplus instead of
2709 __GXX_EXPERIMENTAL_CXX0X__.
2711 2016-01-29 Richard Biener <rguenther@suse.de>
2713 PR tree-optimization/69547
2714 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2715 Do not mark clobbers necessary.
2716 (mark_all_reaching_defs_necessary_1): Likewise.
2718 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2720 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
2721 declaration name with %qs and print it in both error messages.
2722 Also fix indentation.
2724 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2727 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
2728 trailing blank line from error message.
2730 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2733 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
2736 2016-01-29 Richard Biener <rguenther@suse.de>
2739 * match.pd: Allow all integral types when simplifying a
2740 widening or sign-changing conversion.
2742 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2744 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
2745 back to setting codegen_error to fail codegen.
2747 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/constraints.md (C): Only accept constant zero operand.
2751 (BC): New constraint.
2752 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
2753 instead of C constraint.
2754 * doc/md.texi (Machine Constraints): Update description
2757 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
2760 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
2762 2016-01-28 Jakub Jelinek <jakub@redhat.com>
2765 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
2768 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
2770 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
2771 branches if using guessed profile.
2773 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
2775 * graphite-optimize-isl.c (optimize_isl): Fix dump.
2777 2016-01-28 Richard Henderson <rth@redhat.com>
2780 * config/aarch64/aarch64-modes.def (CC_Cmode): New
2781 * config/aarch64/aarch64-protos.h: Update.
2782 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
2783 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
2784 (aarch64_get_condition_code_1): Handle CC_Cmode.
2785 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
2786 (*add<mode>3_compareC_cconly_imm): New.
2787 (*add<mode>3_compareC_cconly): New.
2788 (*add<mode>3_compareC_imm): New.
2789 (add<mode>3_compareC): New.
2790 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
2791 to be first. Use aarch64_carry_operation.
2792 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
2793 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
2794 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
2795 (subti3): Use subdi3_compare1.
2796 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
2797 (sub<mode>3_compare1): New.
2798 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
2799 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
2800 (*subsi3_carryin_uxtw): Likewise.
2801 (*ngc<mode>, *ngcsi_uxtw): Likewise.
2802 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
2803 * config/aarch64/iterators.md (DWI): New.
2804 * config/aarch64/predicates.md (aarch64_carry_operation): New.
2805 (aarch64_borrow_operation): New.
2807 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2809 * graphite-optimize-isl.c (optimize_isl): Print a different debug
2810 message when isl does not return a valid schedule.
2812 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2814 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
2815 Remove comments from class declarations: they are already in the code
2818 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2820 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
2822 (ternary_op_to_tree): Same.
2823 (unary_op_to_tree): Same.
2824 (nary_op_to_tree): Same.
2825 (gcc_expression_from_isl_expr_op): Same.
2826 (gcc_expression_from_isl_expression): Same.
2827 (graphite_create_new_loop): Same.
2828 (graphite_create_new_loop_guard): Same.
2829 (build_iv_mapping): Same.
2830 (graphite_create_new_guard): Same.
2831 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
2832 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2834 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2836 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
2837 instead of setting codegen_error to fail codegen.
2839 2016-01-28 Jason Merrill <jason@redhat.com>
2841 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2843 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2845 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2846 Remove CONST_INT_P check in CCMP cost calculation.
2848 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2850 * config/aarch64/aarch64.c (generic_vector_cost):
2851 Set vec_permute_cost.
2852 (cortexa57_vector_cost): Likewise.
2853 (exynosm1_vector_cost): Likewise.
2854 (xgene1_vector_cost): Likewise.
2855 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
2856 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
2857 Add vec_permute_cost entry.
2859 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2861 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
2863 (add<mode>3_compare0): Likewise.
2864 (addsi3_compare0_uxtw): Likewise.
2865 (add<mode>3nr_compare0): Likewise.
2866 (compare_neg<mode>): Likewise.
2867 (<optab><mode>3): Likewise.
2869 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
2871 * tree-vect-stmts.c (vectorizable_comparison): Add
2872 NULL check for vectype.
2874 2016-01-28 Richard Biener <rguenther@suse.de>
2876 PR tree-optimization/69466
2877 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2878 Account for PHIs we couldn't duplicate.
2880 2016-01-28 Martin Liska <mliska@suse.cz>
2883 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
2884 instead of ENABLE_VALGRIND_CHECKING.
2886 2016-01-27 Richard Henderson <rth@redhat.com>
2889 * lra-remat.c (subreg_regs): New.
2890 (dump_candidates_and_remat_bb_data): Dump it.
2891 (operand_to_remat): Reject if operand in subreg_regs.
2892 (set_bb_regs): Collect subreg_regs.
2893 (lra_remat): Init and free subreg_regs. Compute
2894 calculate_local_reg_remat_bb_data before create_cands.
2896 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
2899 * config/i386/i386.c (ix86_update_stack_boundary): Don't
2900 change stack_alignment_needed for __tls_get_addr call.
2902 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
2904 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2906 2016-01-27 Jeff Law <law@redhat.com>
2908 PR tree-optimization/68398
2909 PR tree-optimization/69196
2910 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
2911 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
2912 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2913 Only count PHIs in the last block in the path. The others will
2914 const/copy propagate away. Add heuristic to allow more irreducible
2915 subloops to be created when it is likely profitable to do so.
2917 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2918 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
2919 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
2921 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2924 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
2925 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
2926 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
2927 * tree-streamer-in.c: Include asan.h.
2928 (streamer_get_builtin_tree): For builtins in sanitizer
2929 range call initialize_sanitizer_builtins and retry.
2931 2016-01-27 Ian Lance Taylor <iant@google.com>
2933 * common.opt (fkeep-gc-roots-live): New undocumented option.
2934 * tree-ssa-loop-ivopts.c (add_candidate_1): If
2935 -fkeep-gc-roots-live, skip pointers.
2936 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
2939 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
2942 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
2943 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
2945 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
2948 * configure.ac: NetBSD provides SSP in its C library.
2949 * configure: Updated.
2951 2016-01-27 Richard Biener <rguenther@suse.de>
2953 PR tree-optimization/69166
2954 * tree-vect-loop.c (vect_is_simple_reduction): Always check
2955 reduction code for commutativity / associativity.
2957 2016-01-27 Martin Jambor <mjambor@suse.cz>
2959 PR tree-optimization/69355
2960 * tree-sra.c (analyze_access_subtree): Correct hole detection when
2961 total_scalarization fails.
2963 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
2965 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
2968 2016-01-27 Christian Bruel <christian.bruel@st.com>
2971 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
2972 Move arm_reset_previous_fndecl and set_target_option_current_node in
2973 the conditional part. Call save_restore_target_globals.
2974 * config/arm/arm.c (arm_set_current_function):
2975 Refactor to better support #pragma target and attribute mix.
2976 Call save_restore_target_globals.
2977 * config/arm/arm-protos.h (save_restore_target_globals): New function.
2979 2016-01-27 Martin Liska <mliska@suse.cz>
2981 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
2982 reference for an HSA kernel and its host function.
2984 2016-01-27 Jakub Jelinek <jakub@redhat.com>
2986 PR tree-optimization/69399
2987 * wide-int.h (wi::lrshift): For larger precisions, only
2988 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
2990 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
2992 * config/arc/predicates.md (proper_comparison_operator): Reject
2993 constant-constant comparison.
2995 2016-01-26 Tom de Vries <tom@codesourcery.com>
2997 PR tree-optimization/69110
2998 * tree-data-ref.c (initialize_data_dependence_relation): Handle
2999 DR_NUM_DIMENSIONS == 0.
3001 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3002 Sebastian Pop <s.pop@samsung.com>
3004 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
3005 isl_ast_op_cond and isl_ast_op_select.
3006 (gcc_expression_from_isl_expr_op): Same.
3008 2016-01-26 Jason Merrill <jason@redhat.com>
3011 * tree.c (recompute_constructor_flags): Split out from
3013 (verify_constructor_flags): New.
3014 * tree.h: Declare them.
3016 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
3018 PR rtl-optimization/69217
3019 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
3020 are no TYPE_FIELDS set for the record type.
3022 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3025 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
3026 toc_label_name unconditionally.
3027 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
3028 SYMBOL_REF string. Use toc_label_name instead of constructing
3030 (rs6000_elf_declare_function_name): Use toc_label_name instead of
3031 constructing LCTOC1.
3033 2016-01-26 Martin Sebor <msebor@redhat.com>
3036 * doc/extend.texi (Common Type Attributes): Move text that talks about
3037 attribute packed from attribute aligned to the section discussing
3038 the former attribute for clarity.
3040 2016-01-26 Richard Henderson <rth@redhat.com>
3043 * trans-mem.c (tm_region_init): Mark entry block as visited.
3045 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3048 * diagnostic-show-locus.c (layout::print_source_line): Replace
3049 call to pp_newline with call to layout::print_newline.
3050 (layout::print_annotation_line): Likewise.
3051 (layout::move_to_column): Likewise.
3052 (layout::print_any_fixits): After printing any fixits, print a
3053 trailing newline, if necessary.
3054 (layout::print_newline): New method, resetting any colorization
3056 (diagnostic_show_locus): Move the pp_newline to before the
3057 early bailout. Remove dummy block enclosing the layout instance.
3058 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
3059 of pp_newline_and_flush with pp_flush.
3060 (diagnostic_append_note): Delete use of pp_newline.
3061 (diagnostic_append_note_at_rich_loc): Delete.
3062 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
3063 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
3064 when newline characters are added to the buffer.
3066 2016-01-26 Michael Matz <matz@suse.de>
3068 * configure.ac (ac_cv_std_swap_in_utility): New test.
3069 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
3070 * configure: Regenerate.
3071 * config.in: Regenerate.
3073 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
3075 * config/arc/arc.md (cstoresi4): Force operand into register.
3076 (arcset<code>): Fix predicate.
3077 (arcsetltu): Likewise.
3078 (arcsetgeu): Likewise.
3079 (arcsethi): Likewise.
3080 (arcsetls): Likewise.
3082 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3084 PR tree-optimization/69483
3085 * gimple-fold.c (canonicalize_constructor_val): Return NULL
3086 if base has error_mark_node type.
3088 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
3091 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3092 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3094 (vget_lane_f16): Handle big-endian.
3095 (vgetq_lane_f16): Likewise.
3096 (vset_lane_f16): Likewise.
3097 (vsetq_lane_f16): Likewise.
3098 * config/arm/iterators.md (VQXMOV): Add V8HF.
3099 (VDQ): Add V4HF and V8HF.
3100 (V_reg): Handle V4HF and V8HF.
3101 (Is_float_mode): Likewise.
3102 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3103 neon_vdup_nv8hf): New patterns.
3104 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3105 Use VD_LANE iterator.
3106 (neon_vld1_dup<mode>): Use VQ2 iterator.
3108 2016-01-26 Nathan Sidwell <nathan@acm.org>
3110 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3111 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3112 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3113 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3114 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3115 (oacc_validate_dims): Add LEVEL arg, don't return level.
3116 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3118 (execute_oacc_device_lower): Adjust, add more dump output.
3119 * tree-ssa-loop.c (gate_oacc_kernels): Use
3120 oacc_fn_attrib_kernels_p.
3121 * tree-parloops.c (create_parallel_loop): Adjust
3122 set_oacc_fn_attrib call.
3124 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3127 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3128 (append_compiler_options): Handle -fcilkplus.
3129 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3131 2016-01-26 Nick Clifton <nickc@redhat.com>
3134 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3135 been marked as DECL_ONE_ONLY but we do not the means to make it
3136 so, then do not allow it to bind locally.
3138 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3141 * opts.h (parse_sanitizer_options): New prototype.
3142 * opts.c (sanitizer_opts): New array.
3143 (parse_sanitizer_options): New function.
3144 (common_handle_option): Use parse_sanitizer_options.
3146 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3149 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3150 alignment adjustment to ...
3151 (ix86_update_stack_boundary): Here. Don't over-align stack for
3153 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3154 if __tls_get_addr is called.
3156 2016-01-26 Christian Bruel <christian.bruel@st.com>
3158 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3160 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3162 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3164 2016-01-26 Richard Biener <rguenther@suse.de>
3167 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3169 2016-01-26 Richard Biener <rguenther@suse.de>
3171 PR tree-optimization/69452
3172 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3173 (move_computations_dom_walker::before_dom_children): Rename
3175 (move_computations_worker): This.
3176 (move_computations): Perform an RPO rather than a DOM walk.
3178 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3181 * combine.c (combine_instructions): For REG_EQUAL note with
3182 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3183 to the underlying register.
3184 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3185 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3187 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3190 * config/aarch64/aarch64-builtins.c
3191 (aarch64_init_simd_builtin_types): Do not set structural
3192 equality to __Poly{8,16,64,128}_t types.
3194 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3196 PR tree-optimization/69400
3197 * wide-int.cc (wi_pack): Take the precision as argument and
3198 perform canonicalization here rather than in the callers.
3199 Use the main loop to handle all full-width HWIs. Add a
3200 zero HWI if in_len isn't a full result.
3201 (wi::divmod_internal): Update accordingly.
3202 (wi::mul_internal): Likewise. Simplify.
3204 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3205 Sebastian Pop <s.pop@samsung.com>
3207 * graphite-poly.c (apply_poly_transforms): Simplify.
3208 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3209 (print_isl_map): Same.
3210 (print_isl_union_map): Same.
3211 (print_isl_schedule): New.
3212 (debug_isl_schedule): New.
3213 * graphite-dependences.c (scop_get_reads): Do not call
3214 isl_union_map_add_map that is undocumented isl functionality.
3215 (scop_get_must_writes): Same.
3216 (scop_get_may_writes): Same.
3217 (scop_get_original_schedule): Remove.
3218 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3219 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3220 (compute_deps): Remove.
3221 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3222 (debug_schedule_ast): New.
3223 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3224 set_separate_option.
3225 (graphite_regenerate_ast_isl): Add dump.
3226 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3227 from scop->transformed_schedule.
3228 (graphite_regenerate_ast_isl): Add more dump.
3229 * graphite-optimize-isl.c (optimize_isl): Set
3230 scop->transformed_schedule. Check whether schedules are equal.
3231 (apply_poly_transforms): Move here.
3232 * graphite-poly.c (apply_poly_transforms): ... from here.
3233 (free_poly_bb): Static.
3234 (free_scop): Static.
3235 (pbb_number_of_iterations_at_time): Remove.
3236 (print_isl_ast): New.
3237 (debug_isl_ast): New.
3238 (debug_scop_pbb): New.
3239 * graphite-scop-detection.c (print_edge): Move.
3241 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3242 (build_scop_scattering): Remove.
3243 (create_pw_aff_from_tree): Assert instead of bailing out.
3244 (add_condition_to_pbb): Remove unused code, do not fail.
3245 (add_conditions_to_domain): Same.
3246 (add_conditions_to_constraints): Remove.
3247 (build_scop_context): New.
3248 (add_iter_domain_dimension): New.
3249 (build_iteration_domains): Initialize pbb->iterators.
3250 Call add_conditions_to_domain.
3253 (index_outermost_in_loop): New.
3254 (index_pbb_in_loop): New.
3255 (outermost_pbb_in): New.
3256 (add_in_sequence): New.
3257 (add_outer_projection): New.
3258 (outer_projection_mupa): New.
3259 (add_loop_schedule): New.
3260 (build_schedule_pbb): New.
3261 (build_schedule_loop): New.
3262 (embed_in_surrounding_loops): New.
3263 (build_schedule_loop_nest): New.
3264 (build_original_schedule): New.
3265 (build_poly_scop): Call build_original_schedule.
3266 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3267 (free_poly_dr): Remove.
3268 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3269 (free_poly_bb): Remove.
3270 (debug_loop_vec): Remove.
3271 (print_isl_ast): Declare.
3272 (debug_isl_ast): Declare.
3273 (scop_do_interchange): Remove.
3274 (scop_do_strip_mine): Remove.
3275 (scop_do_block): Remove.
3276 (flatten_all_loops): Remove.
3277 (optimize_isl): Remove.
3278 (pbb_number_of_iterations_at_time): Remove.
3279 (debug_scop_pbb): Declare.
3280 (print_schedule_ast): Declare.
3281 (debug_schedule_ast): Declare.
3282 (struct scop): Remove schedule. Add original_schedule,
3283 transformed_schedule.
3284 (free_gimple_poly_bb): Remove.
3285 (print_generated_program): Remove.
3286 (debug_generated_program): Remove.
3287 (unify_scattering_dimensions): Remove.
3288 * sese.c (print_edge): ... here.
3289 (print_sese): ... here.
3290 (debug_edge): ... here.
3291 (debug_sese): ... here.
3292 * sese.h (print_edge): Declare.
3293 (print_sese): Declare.
3294 (dump_edge): Declare.
3295 (dump_sese): Declare.
3297 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3298 Sebastian Pop <s.pop@samsung.com>
3300 * Makefile.in: Set ISLVER in site.exp.
3302 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3304 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3305 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3306 through DECL_VALUE_EXPR for expansion.
3308 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3310 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3311 the frame info after reload completed.
3313 2016-01-25 Jeff Law <law@redhat.com>
3315 PR tree-optimization/69196
3316 PR tree-optimization/68398
3317 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3318 tree-ssa-threadupdate.c.
3319 (determine_bb_domination_status): Prototype
3320 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3321 (determine_bb_domination_status): No longer static.
3322 (valid_jump_thread_path): Remove code to detect characteristics
3323 of the jump thread path not associated with correctness.
3324 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3325 Correct test for thread path length. Count PHIs for real operands as
3326 statements that need to be copied. Do not count ASSERT_EXPRs.
3327 Look at all the blocks in the thread path. Compute and selectively
3328 filter thread paths based on threading through the latch, threading
3329 a multiway branch or crossing a multiway branch.
3331 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3333 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3334 decl with __attribute__ ((unused)) annotation.
3336 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3339 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3340 of operands is compatible with a statement vectype.
3342 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3344 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3345 improve wording for mixed storage order support.
3347 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3349 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3350 (vcvt_u64_f64): Likewise.
3351 (vcvta_s64_f64): Likewise.
3352 (vcvta_u64_f64): Likewise.
3353 (vcvtm_s64_f64): Likewise.
3354 (vcvtm_u64_f64): Likewise.
3355 (vcvtn_s64_f64): Likewise.
3356 (vcvtn_u64_f64): Likewise.
3357 (vcvtp_s64_f64): Likewise.
3358 (vcvtp_u64_f64): Likewise.
3360 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3362 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3363 (arc_init): Check validity mll64 option.
3364 (arc_save_restore): Use double load/store instruction.
3365 (arc_expand_movmem): Likewise.
3366 (arc_split_move): Don't split if we have double load/store
3367 instructions. Returns a boolean.
3368 (arc_process_double_reg_moves): Change function to return boolean
3369 instead of a sequence of instructions.
3370 (arc_dwarf_register_span): New function.
3371 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3372 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3373 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3374 (*movdf_insn): Likewise.
3375 * config/arc/arc.opt (mll64): New option.
3376 * config/arc/predicates.md (even_register_operand): New predicate.
3377 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3379 2016-01-25 Richard Biener <rguenther@suse.de>
3382 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3383 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3385 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3387 2016-01-25 Richard Biener <rguenther@suse.de>
3389 PR tree-optimization/69376
3390 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3392 (VN_INFO_ANTI_RANGE_P): New inline.
3393 (VN_INFO_RANGE_TYPE): Likewise.
3394 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3395 SSA_NAME_ANTI_RANGE_P.
3396 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3397 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3398 Properly query VN_INFO_RANGE_TYPE.
3400 2016-01-25 Nick Clifton <nickc@redhat.com>
3403 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3405 2016-01-23 Tom de Vries <tom@codesourcery.com>
3407 PR tree-optimization/69426
3408 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3411 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3413 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3414 "the the" with "the" in the comments.
3415 * ipa-devirt.c (build_type_inheritance_graph,
3416 update_type_inheritance_graph): Likewise.
3417 * tree.c (build_function_type_list_1): Likewise.
3418 * cfgloopmanip.c (scale_loop_profile): Likewise.
3419 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3420 * gimple-ssa-split-paths.c
3421 (find_block_to_duplicate_for_splitting_paths): Likewise.
3422 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3423 * expr.c (convert_move): Likewise.
3424 * var-tracking.c (vt_stack_adjustments): Likewise.
3425 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3426 * tree-vrp.c (test_for_singularity): Likewise.
3428 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3429 directly instead of building a temporary tree.
3432 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3433 remove <algorithm> include.
3435 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3438 * config/i386/i386.c: Include dojump.h.
3439 (expand_small_movmem_or_setmem,
3440 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3442 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3443 if dynamic_check != -1.
3445 2016-01-21 Jeff Law <law@redhat.com>
3448 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3449 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3450 into dominated_by_p.
3451 (cprop_into_successor_phis): Avoid unnecessary tests.
3453 2016-01-22 Richard Henderson <rth@redhat.com>
3456 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3457 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3459 2016-01-22 Michael Matz <matz@suse.de>
3461 * system.h (string, algorithm): Include only conditionally.
3462 (new): Include always under C++.
3463 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3464 * final.c (toplevel): Ditto.
3465 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3466 * genconditions.c (write_header): Make gencondmd.c define
3468 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3470 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3471 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3473 2016-01-22 Christian Bruel <christian.bruel@st.com>
3476 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3478 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3481 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3482 define_insn_and_split. Ensure operands[1] and operands[0] do not
3483 get assigned the same register.
3485 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3487 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3489 2016-01-22 Christian Bruel <christian.bruel@st.com>
3491 * config/arm/arm-c.c (arm_pragma_target_parse):
3492 Remove warn_builtin_macro_redefined overwrite.
3494 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3496 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3497 flag_non_call_exceptions compatibility.
3499 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3502 * dwarf2out.c (add_child_die_after): New function.
3503 (dwarf_qual_info_t): New type.
3504 (dwarf_qual_info): New variable.
3505 (qualified_die_p): New function.
3506 (modified_type_die): For -fdebug-types-section, ensure
3507 canonical order of qualifiers. Put qualified DIEs adjacent
3508 to the corresponding non-qualified type DIE and search there
3509 for existing qualified DIEs.
3511 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3513 * doc/extend.texi (scalar_storage_order type attribute): Document
3514 restriction on type punning and aliasing, and remove future tense.
3516 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3519 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3522 2016-01-21 Jeff Law <law@redhat.com>
3525 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3526 useless call to record_temporary_equivalences.
3527 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3528 allocate 10 slots in the bb_path vector and let it grow as needed.
3529 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3532 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3534 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3536 * configure: Regenerate.
3538 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3540 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3541 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3543 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3546 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3547 drop EXPAND_INITIALIZER.
3548 * rtl.h (contains_symbolic_reference_p): Declare.
3549 * rtlanal.c (contains_symbolic_reference_p): New function.
3550 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3551 a subtraction into a NOT if symbolic constants are involved.
3553 2016-01-21 Anton Blanchard <anton@samba.org>
3554 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3557 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3559 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3562 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3564 * config/microblaze/microblaze.c
3565 (get_branch_target): New.
3566 (insert_wic_for_ilb_runout): New.
3568 (microblaze_machine_dependent_reorg): New.
3569 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
3570 * config/microblaze/microblaze.md
3571 (UNSPEC_IPREFETCH): Define.
3572 (iprefetch): New pattern
3573 * config/microblaze/microblaze.opt
3574 (mxl-prefetch): New flag.
3576 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3578 * config/microblaze/microblaze.h
3579 (FIXED_REGISTERS): Update in macro.
3580 (CALL_USED_REGISTERS): Update in macro.
3582 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
3584 PR rtl-optimization/68920
3585 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
3588 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
3590 PR rtl-optimization/68990
3591 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
3592 pseudo instead of inheritance ones.
3594 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3595 Nick Clifton <nickc@redhat.com>
3599 * config/mips/mips.c (mips_compute_frame_info): Initialise
3600 args_size and hard_frame_pointer_offset fields of the frame
3601 structure before calling mips_global_pointer.
3603 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3605 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
3607 * configure: Regenerate.
3609 2016-01-21 Richard Biener <rguenther@suse.de>
3611 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
3613 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3615 * config/s390/s390.c (s390_asm_declare_function_size): Add code
3616 to actually emit the .size directive.
3618 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
3619 Jakub Jelinek <jakub@redhat.com>
3623 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
3624 args array size by one to avoid buffer overflow.
3626 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3628 * config/s390/s390.md (pool_section_start): Use switch_to_section
3629 to select proper read-only data section instead of hardcoding
3631 (pool_section_end): Use switch_to_section to match the above.
3633 2016-01-21 Richard Biener <rguenther@suse.de>
3635 PR tree-optimization/69378
3636 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
3637 (set_ssa_val_to): Use it for dominance checks taking into
3638 account not executable edges.
3640 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3643 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
3644 for bitsize instead of GET_MODE_PRECISION (mode).
3646 2016-01-20 Martin Sebor <msebor@redhat.com>
3649 * extend.texi (__sync Builtins): Clarify the semantics of
3650 __sync_fetch_and_OP built-ins on pointers.
3651 (__atomic Builtins): Same.
3653 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3654 Sebastian Pop <s.pop@samsung.com>
3656 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
3657 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
3658 (is_valid_rename): Same.
3659 (translate_isl_ast_to_gimple::get_rename): Same.
3660 (translate_isl_ast_to_gimple::rename_all_uses): Same.
3661 (translate_isl_ast_to_gimple::rename_uses): Same.
3662 (get_new_name): Check for close_phi nodes.
3663 (copy_loop_phi_args): Use phi_node_kind.
3664 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
3665 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
3667 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3668 Sebastian Pop <s.pop@samsung.com>
3670 Revert commit r229783.
3671 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
3672 Remove use of parameter_rename_map.
3674 (copy_internal_parameters): Remove.
3675 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
3676 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
3677 (free_sese_info): Do not free parameter_rename_map.
3678 (set_rename): Do not use parameter_rename_map.
3679 (rename_uses): Update call to set_rename.
3680 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
3681 * sese.h (parameter_rename_map_t): Remove.
3682 (struct sese_info_t): Remove field parameter_rename_map.
3684 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3685 Sebastian Pop <s.pop@samsung.com>
3687 * graphite-isl-ast-to-gimple.c: Fix comment.
3688 * graphite-scop-detection.c (defined_in_loop_p): New.
3689 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
3690 names defined in loop.
3692 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3693 Sebastian Pop <s.pop@samsung.com>
3695 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3696 Discard unstructured if-then-else regions.
3698 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3699 Sebastian Pop <s.pop@samsung.com>
3701 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
3702 (cleanup_loop_iter_dom): Remove.
3703 (build_loop_iteration_domains): Remove.
3704 (build_scop_context): Remove.
3705 (build_scop_iteration_domain): Remove.
3706 (add_loop_constraints): New.
3707 (build_iteration_domains): New.
3708 (build_poly_scop): Call build_iteration_domains.
3710 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3711 Sebastian Pop <s.pop@samsung.com>
3713 * graphite-scop-detection.c
3714 (scop_detection::harmful_loop_in_region): Free dom and loops.
3715 (scop_detection::loop_body_is_valid_scop): Free bbs.
3717 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3718 Sebastian Pop <s.pop@samsung.com>
3720 * graphite-scop-detection.c (record_loop_in_sese): New.
3721 (gather_bbs::before_dom_children): Call record_loop_in_sese.
3722 (build_scops): Remove call to build_sese_loop_nests.
3723 * sese.c (sese_record_loop): Remove.
3724 (build_sese_loop_nests): Remove.
3725 (new_sese_info): Remove region->loops.
3726 (free_sese_info): Same.
3727 * sese.h (sese_contains_loop): Same.
3728 (build_sese_loop_nests): Remove.
3729 (sese_contains_loop): Remove.
3731 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3732 Sebastian Pop <s.pop@samsung.com>
3734 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
3735 loop_is_valid_in_scop.
3736 (scop_detection::harmful_stmt_in_region): Renamed
3737 harmful_loop_in_region.
3738 Call loop_is_valid_in_scop.
3740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3741 Sebastian Pop <s.pop@samsung.com>
3743 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
3746 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3747 Sebastian Pop <s.pop@samsung.com>
3749 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
3750 * graphite.h (struct poly_bb): Remove field is_reduction.
3751 (PBB_IS_REDUCTION): Remove.
3753 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3754 Sebastian Pop <s.pop@samsung.com>
3756 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
3757 (add_pdr_constraints): Same.
3758 (scop_get_reads): Same.
3759 (scop_get_must_writes): Same.
3760 (scop_get_may_writes): Same.
3761 (scop_get_original_schedule): Same.
3762 (extend_schedule): Same.
3763 (apply_schedule_on_deps): Same.
3764 (carries_deps): Same.
3765 (compute_deps): Same.
3766 (scop_get_dependences): Same.
3767 * graphite-isl-ast-to-gimple.c
3768 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
3769 * graphite-optimize-isl.c (get_schedule_for_band): Same.
3770 (get_schedule_for_band_list): Same.
3771 (get_schedule_map): Same.
3772 (apply_schedule_map_to_scop): Same.
3773 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3774 (build_loop_iteration_domains): Same.
3775 (add_condition_to_pbb): Same.
3776 (add_param_constraints): Same.
3777 (pdr_add_memory_accesses): Same.
3778 (pdr_add_data_dimensions): Same.
3780 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3782 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
3785 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3787 * common.opt (feliminate-dwarf2-dups): Replace references to
3788 "DWARF 2" with just "DWARF".
3789 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
3790 * doc/extend.texi: Likewise.
3791 * doc/cpp.texi: Likewise.
3792 * doc/invoke.texi: Likewise.
3793 (Option Summary): Add -gdwarf to list of Debugging Options.
3794 (Debugging Options): Document -gdwarf.
3795 * doc/contrib.texi: Spell "DWARF" like that.
3797 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3799 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
3800 warning. Fix up formatting.
3803 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
3804 attempt to mark memory input operand addressable and
3805 call prepare_gimple_addressable in that case. Don't adjust
3806 input_location for diagnostics, use error_at instead.
3808 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
3810 * config/rs6000/ppc-auxv.h: New file.
3811 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
3813 (cpu_supports): Likewise.
3814 * config/rs6000/rs6000.c: include "ppc-auxv.h".
3815 (cpu_is_info): New variable.
3816 (cpu_supports_info): Likewise.
3817 (tcb_verification_symbol): Likewise.
3818 (cpu_builtin_p): Likewise.
3819 (cpu_expand_builtin): New function.
3820 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
3821 (rs6000_init_builtins): Likewise.
3822 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
3823 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
3824 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
3825 * configure: Regenerate.
3826 * config.in: Likewise.
3827 * doc/extend.texi (PowerPC Built-in Functions): Document
3828 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
3830 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
3833 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
3835 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
3838 2016-01-20 Richard Henderson <rth@redhat.com>
3844 * tree.c (tm_define_builtin): New.
3845 (find_tm_vector_type): New.
3846 (build_tm_vector_builtins): New.
3847 (build_common_builtin_nodes): Call it.
3849 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3851 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3852 (arm_fp_ok): Likewise.
3854 (arm_crypto): Likewise.
3856 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
3857 Richard Biener <rguenther@suse.de>
3859 PR tree-optimization/69328
3860 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
3861 vectors have same number of elements.
3862 (vectorizable_condition): Fix masked version recognition.
3864 2016-01-20 Richard Biener <rguenther@suse.de>
3866 PR tree-optimization/69345
3867 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
3868 (VN_INFO_PTR_INFO): Likewise.
3869 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
3870 info when it is equal between non-dominating SSA names.
3871 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3872 Make sure to look at original SSA infos.
3874 2016-01-20 Jeff Law <law@redhat.com>
3877 * config/m68k/predicates.md (pow2_m1_operand): New predicate
3879 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
3880 (pc_or_label_operand): New predicate.
3881 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
3882 tests for small integers that are 2^n - 1.
3884 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
3886 * doc/invoke.texi (Options Summary): Add '.' after @xref.
3888 2016-01-19 Jeff Law <law@redhat.com>
3891 * tree-ssa-threadbackwards.c
3892 (fsm_find_control_statement_thread_paths): Do not try to lookup
3893 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
3895 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3897 * doc/lto.texi: Remove text that says only Gold has linker plugin
3900 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
3902 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
3903 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
3904 the DIE accordingly.
3905 (modified_type_die): Add REVERSE parameter and pass it recursively,
3906 as well as to base_type_die. Adjust presence check accordingly.
3907 (base_type_for_mode): Adjust call to modified_type_die.
3908 (add_type_attribute): Add REVERSE parameter and pass it to
3910 (generic_parameter_die): Adjust call to add_type_attribute.
3911 (add_scalar_info): Likewise.
3912 (add_subscript_info): Likewise.
3913 (gen_array_type_die): Likewise.
3914 (gen_descr_array_type_die): Likewise.
3915 (gen_entry_point_die): Likewise.
3916 (gen_enumeration_type_die): Likewise.
3917 (gen_formal_parameter_die): Likewise.
3918 (gen_subprogram_die): Likewise.
3919 (gen_variable_die ): Likewise.
3920 (gen_const_die): Likewise.
3921 (gen_field_die): Likewise.
3922 (gen_pointer_type_die): Likewise.
3923 (gen_reference_type_die): Likewise.
3924 (gen_ptr_to_mbr_type_die): Likewise.
3925 (gen_inheritance_die): Likewise.
3926 (gen_subroutine_type_die): Likewise.
3927 (gen_typedef_die): Likewise.
3928 (force_type_die): Adjust call to modified_type_die.
3930 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
3932 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
3933 flow throughout the file. Fix broken link to Objective-C 2.0
3935 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
3938 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3940 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
3942 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
3945 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
3946 (maybe_record_node): Record cxa_pure_virtual as the only possible
3947 target if there are not ohter candidates.
3948 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
3950 2016-01-19 Richard Biener <rguenther@suse.de>
3952 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
3953 (get_memory_order): Likewise.
3955 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
3957 * tree-vect-stmts.c (vectorizable_store): Check
3960 2016-01-19 David Malcolm <dmalcolm@redhat.com>
3963 * gcc.c (driver::decode_argv): Add call to
3964 init_opts_obstack before init_options_struct.
3965 * opts.c (init_opts_obstack): Remove idempotency.
3966 (init_options_struct): Replace call to init_opts_obstack
3967 with a gcc_assert to verify that it has already been called.
3968 * toplev.c (toplev::main): Add call to init_opts_obstack before
3969 calls to init_options_struct.
3970 (toplev::finalize): Move cleanup of opts_obstack next to
3971 cleanup of save_decoded_options, clearing the latter, and
3972 save_decoded_options_count.
3974 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3977 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
3978 attribute to unconditional. Remove %? from output template.
3980 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3981 Jiong Wang <jiong.wang@arm.com>
3983 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
3984 generated from different expand order.
3986 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3988 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3989 Add support for CCMP costing.
3991 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
3993 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
3994 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
3995 (fccmpe<mode>): Likewise.
3996 (fcmp): Rename to fcmp and globalize pattern.
3998 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
3999 (aarch64_gen_ccmp_next): Add FP support.
4001 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4003 * target.def (gen_ccmp_first): Update documentation.
4004 (gen_ccmp_next): Likewise.
4005 * doc/tm.texi (gen_ccmp_first): Update documentation.
4006 (gen_ccmp_next): Likewise.
4007 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
4008 expand_ccmp_expr_1. Improve comments.
4009 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
4010 (ccmp_ior<mode>): Remove pattern.
4011 (cmp<mode>): Remove expand.
4012 (cmp): Globalize pattern.
4013 (cstorecc4): Use cc_register.
4014 (mov<mode>cc): Remove ccmp_cc_register check.
4015 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
4016 Simplify after removal of CC_DNE/* modes.
4017 (aarch64_ccmp_mode_to_code): Remove.
4018 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
4019 In 'k' case use integer as condition.
4020 (aarch64_nzcv_codes): Remove inverted cases.
4021 (aarch64_code_to_ccmode): Remove.
4022 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
4023 comparison with CC register to be used in folowing CCMP/branch/CSEL.
4024 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
4025 pattern. Return the comparison with CC register. Invert conditions
4027 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
4028 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
4030 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4032 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4033 instrumented_version.
4035 2016-01-19 Richard Biener <rguenther@suse.de>
4037 PR tree-optimization/69336
4038 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
4039 handled components with get_ref_base_and_extent.
4040 (equal_mem_array_ref_p): Adjust.
4042 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4045 * shrink-wrap.c: Include valtrack.h.
4046 (move_insn_for_shrink_wrap): Add DEBUG argument. If
4047 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
4048 in between insn and where it will be moved to. Call
4049 dead_debug_insert_temp.
4050 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
4051 first and dead_debug_local_finish at the end.
4052 For uses and defs bitmap, handle all regs in between REGNO and
4053 END_REGNO, not just the first one.
4055 2016-01-19 Richard Biener <rguenther@suse.de>
4057 PR tree-optimization/69352
4058 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
4059 (equal_mem_array_ref_p): Constrain size and max size properly.
4060 Compare the reverse flag.
4062 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
4064 * ira.c (ira): Update regstat data if we deleted insns.
4066 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4068 PR rtl-optimization/68955
4069 PR rtl-optimization/64557
4070 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
4071 here. Fix up formatting.
4072 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
4074 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4077 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
4078 assume that the node has body.
4079 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
4082 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4084 * lto-streamer-out.c (lto_output): Do not stream instrumentation
4087 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4089 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
4090 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4092 2016-01-19 Martin Jambor <mjambor@suse.cz>
4093 Martin Liska <mliska@suse.cz>
4094 Michael Matz <matz@suse.de>
4096 * Makefile.in (OBJS): Add new source files.
4097 (GTFILES): Add hsa.c.
4098 * common.opt (disable_hsa): New variable.
4099 (-Whsa): New warning.
4100 * config.in (ENABLE_HSA): New.
4101 * configure.ac: Treat hsa differently from other accelerators.
4102 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4104 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4105 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4106 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4108 * doc/invoke.texi (-Whsa): Document.
4109 (hsa-gen-debug-stores): Likewise.
4110 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4111 to invoke offload compiler for hsa acclerator.
4112 * opts.c (common_handle_option): Determine whether HSA offloading
4113 should be performed.
4114 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4115 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4116 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4117 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4118 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4119 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4120 GF_OMP_FOR_KIND_GRID_LOOP.
4121 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4122 (pp_gimple_stmt_1): Likewise.
4123 * gimple-walk.c (walk_gimple_stmt): Likewise.
4124 * gimple.c (gimple_build_omp_grid_body): New function.
4125 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4126 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4127 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4128 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4129 GF_OMP_TEAMS_GRID_PHONY.
4130 (gimple_statement_omp_single_layout): Updated comments.
4131 (gimple_build_omp_grid_body): New function.
4132 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4133 (gimple_omp_for_grid_phony): New function.
4134 (gimple_omp_for_set_grid_phony): Likewise.
4135 (gimple_omp_parallel_grid_phony): Likewise.
4136 (gimple_omp_parallel_set_grid_phony): Likewise.
4137 (gimple_omp_teams_grid_phony): Likewise.
4138 (gimple_omp_teams_set_grid_phony): Likewise.
4139 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4140 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4141 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4142 (BUILT_IN_GOMP_TARGET): Updated type.
4143 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4144 (adjust_for_condition): New function.
4145 (get_omp_for_step_from_incr): Likewise.
4146 (extract_omp_for_data): Moved parts to adjust_for_condition and
4147 get_omp_for_step_from_incr.
4148 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4149 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4150 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4151 (scan_omp_parallel): Do not create child functions for phony
4153 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4154 (scan_omp_1_op): Checking assert we are not remapping to
4155 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4156 (parallel_needs_hsa_kernel_p): New function.
4157 (expand_parallel_call): Register apprpriate parallel child
4158 functions as HSA kernels.
4159 (grid_launch_attributes_trees): New type.
4160 (grid_attr_trees): New variable.
4161 (grid_create_kernel_launch_attr_types): New function.
4162 (grid_insert_store_range_dim): Likewise.
4163 (grid_get_kernel_launch_attributes): Likewise.
4164 (get_target_argument_identifier_1): Likewise.
4165 (get_target_argument_identifier): Likewise.
4166 (get_target_argument_value): Likewise.
4167 (push_target_argument_according_to_value): Likewise.
4168 (get_target_arguments): Likewise.
4169 (expand_omp_target): Call get_target_arguments instead of looking
4170 up for teams and thread limit.
4171 (grid_expand_omp_for_loop): New function.
4172 (grid_arg_decl_map): New type.
4173 (grid_remap_kernel_arg_accesses): New function.
4174 (grid_expand_target_kernel_body): New function.
4175 (expand_omp): Call it.
4176 (lower_omp_for): Do not emit phony constructs.
4177 (lower_omp_taskreg): Do not emit phony constructs but create for them
4178 a temporary variable receiver_decl.
4179 (lower_omp_taskreg): Do not emit phony constructs.
4180 (lower_omp_teams): Likewise.
4181 (lower_omp_grid_body): New function.
4182 (lower_omp_1): Call it.
4183 (grid_reg_assignment_to_local_var_p): New function.
4184 (grid_seq_only_contains_local_assignments): Likewise.
4185 (grid_find_single_omp_among_assignments_1): Likewise.
4186 (grid_find_single_omp_among_assignments): Likewise.
4187 (grid_find_ungridifiable_statement): Likewise.
4188 (grid_target_follows_gridifiable_pattern): Likewise.
4189 (grid_remap_prebody_decls): Likewise.
4190 (grid_copy_leading_local_assignments): Likewise.
4191 (grid_process_kernel_body_copy): Likewise.
4192 (grid_attempt_target_gridification): Likewise.
4193 (grid_gridify_all_targets_stmt): Likewise.
4194 (grid_gridify_all_targets): Likewise.
4195 (execute_lower_omp): Call grid_gridify_all_targets.
4196 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4197 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4198 (tree_omp_clause): Added union field dimension.
4199 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4200 * tree.c (omp_clause_num_ops): Added number of arguments of
4201 OMP_CLAUSE__GRIDDIM_.
4202 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4203 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4204 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4205 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4206 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4207 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4208 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4209 * tree-pass.h (make_pass_gen_hsail): Declare.
4210 (make_pass_ipa_hsa): Likewise.
4211 * ipa-hsa.c: New file.
4212 * lto-section-in.c (lto_section_name): Add hsa section name.
4213 * lto-streamer.h (lto_section_type): Add hsa section.
4214 * timevar.def (TV_IPA_HSA): New.
4215 * hsa-brig-format.h: New file.
4216 * hsa-brig.c: New file.
4217 * hsa-dump.c: Likewise.
4218 * hsa-gen.c: Likewise.
4221 * toplev.c (compile_file): Call hsa_output_brig.
4222 * hsa-regalloc.c: New file.
4224 2016-01-18 Jeff Law <law@redhat.com>
4226 PR tree-optimization/69320
4227 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4228 ranged object, do nothing if the RHS constant is not [0..1].
4229 (optimize_stmt): Comparing a boolean ranged object against a
4230 constant outside [0..1] results in a compile-time constant.
4232 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4235 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4237 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4238 (Option Summary): Update to reflect new section and moved options.
4239 (C++ Dialect Options): Move -fstats to new section.
4240 (Debugging Options): Move all dump, statistics, and other GCC
4241 developer options to new section. Rewrite section introduction
4242 and re-order remaining options to put the more basic ones first.
4243 (Optimization Options): Move -fira-verbose and -flto-report* to
4245 (Developer Options): New section incorporating moved options.
4246 * doc/cppopts.texi (-dM): Update cross-reference.
4248 2016-01-18 Richard Henderson <rth@redhat.com>
4251 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4252 operands to pseudo only if CSE is expected. Split long immediate
4253 operands only after reload, and for the stack pointer.
4254 (*add<GPI>3_pluslong): Remove.
4255 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4256 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4257 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4258 (*add<GPI>3 peepholes): New.
4259 (*add<GPI>3 splitters): New.
4260 * config/aarch64/constraints.md (Upl): New.
4261 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4263 2016-01-18 Richard Biener <rguenther@suse.de>
4265 PR tree-optimization/69297
4266 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4268 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4270 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4273 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4274 of mixind vector and scalar types.
4275 (fold_relational_const): Add handling of vector
4276 comparison with boolean result.
4277 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4278 comparison of vector operands with boolean result for EQ/NE only.
4279 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4280 (verify_gimple_cond): Likewise.
4281 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4284 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4286 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4289 2016-01-18 Richard Biener <rguenther@suse.de>
4292 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4294 2016-01-18 Tom de Vries <tom@codesourcery.com>
4296 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4298 2016-01-18 Tom de Vries <tom@codesourcery.com>
4300 * omp-low.c (set_oacc_fn_attrib): Make extern.
4301 * omp-low.h (set_oacc_fn_attrib): Declare.
4302 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4303 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4304 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4305 Add and handle function parameter oacc_kernels_p.
4306 (find_reduc_addr, get_omp_data_i_param): New function.
4307 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4308 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4309 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4310 Calculate dominance info. Skip loops that are not in a kernels region
4311 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4312 (pass_parallelize_loops::execute): Call parallelize_loops with
4313 oacc_kernels_p argument.
4314 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4315 New member function.
4316 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4317 * passes.def: Add argument to pass_parallelize_loops instantation.
4319 2016-01-18 Tom de Vries <tom@codesourcery.com>
4321 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4322 pass_parallelize_loops to be run outside the loop pipeline.
4324 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4326 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4327 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4329 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4332 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4333 using get_ref_base_and_extent.
4334 (equal_mem_array_ref_p): New.
4335 (hashable_expr_equal_p): Add call to previous.
4337 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4340 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4341 (sra_initialize): Allocate disqualified_constants.
4342 (sra_deinitialize): Free disqualified_constants.
4343 (disqualify_candidate): Update disqualified_constants when appropriate.
4344 (create_access): Scan for constant-pool entries as we go along.
4345 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4346 (maybe_add_sra_candidate): Allow constant-pool entries.
4347 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4348 (initialize_constant_pool_replacements): New.
4349 (sra_modify_assign): Avoid mangling assignments created by previous,
4350 and don't generate writes into constant pool.
4351 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4353 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4355 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4357 (scalar_chain::convert_op): Likewise.
4358 * config/i386/i386.md (*andndi3_doubleword): New.
4360 2016-01-18 Richard Biener <rguenther@suse.de>
4362 PR tree-optimization/69170
4363 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4364 building a vector from scalar results of a pattern stmt.
4366 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4368 * haifa-sched.c (autopref_multipass_init): Work around
4369 -Wmaybe-uninitialized warning.
4371 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4373 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4374 against the constant 0.
4376 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4378 PR tree-optimization/68799
4379 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4380 look up phi candidates in the statement-candidate map.
4381 (phi_add_costs): Likewise.
4382 (record_phi_increments): Likewise.
4383 (phi_incr_cost): Likewise.
4384 (ncd_with_phi): Likewise.
4385 (all_phi_incrs_profitable): Likewise.
4387 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4389 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4390 -Wmaybe-uninitialized warning.
4392 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4394 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4395 (Option Summary): Update to reflect new section and moved options.
4396 (C++ Dialect Options): Move -fvtable-verify and related options.
4397 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4398 and profiling-related options.
4399 (Optimization Options): Move profile generation options and
4400 -fstack-protector and related options.
4401 (Instrumentation Options): New section incorporating moved options.
4402 (Code Generation Options): Move -finstrument-functions and
4403 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4405 2016-01-16 Tom de Vries <tom@codesourcery.com>
4407 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4409 2016-01-16 Tom de Vries <tom@codesourcery.com>
4411 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4413 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4415 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4416 that checks whether the table is already empty. Rename the
4417 original implementation to...
4418 (hash_table::empty_slot): ...this new private function.
4420 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4423 * diagnostic-show-locus.c (layout::print_source_line): Move x
4424 offset of line until after call to
4425 get_line_width_without_trailing_whitespace.
4427 2016-01-15 Jeff Law <law@redhat.com>
4429 PR tree-optimization/69270
4430 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4431 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4432 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4433 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4434 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4435 ssa_name_has_boolean_range and constant_boolean_node.
4437 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4439 PR rtl-optimization/69030
4440 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4442 (spill_pseudos): Delete debug insn for dead pseudo.
4443 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4445 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4447 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4449 (TYPES_UNOPUS): Likewise.
4450 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4451 builtin type, from UNOP to UNOPUS.
4452 (lbtruncuv4sf): Likewise.
4453 (lbtruncuv2df): Likewise.
4454 (lrounduv2sf): Likewise.
4455 (lrounduv4sf): Likewise.
4456 (lrounduv2df): Likewise.
4457 (lroundusf): Likewise.
4458 (lroundusf): Likewise.
4459 (lceiluv2sf): Likewise.
4460 (lceiluv4sf): Likewise.
4461 (lceiluv2df): Likewise.
4462 (lceilusf): Likewise.
4463 (lceiludf): Likewise.
4464 (lflooruv2sf): Likewise.
4465 (lflooruv4sf): Likewise.
4466 (lflooruv2df): Likewise.
4467 (lfloorusf): Likewise.
4468 (lfloorudf): Likewise.
4469 (lfrintnuv2sf): Likewise.
4470 (lfrintnuv4sf): Likewise.
4471 (lfrintnuv2df): Likewise.
4472 (lfrintnusf): Likewise.
4473 (lfrintnudf): Likewise.
4474 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4476 (vcvtq_u32_f32): Likewise.
4477 (vcvtq_u64_f64): Likewise.
4478 (vcvta_u32_f32): Likewise.
4479 (vcvtaq_u32_f32): Likewise.
4480 (vcvtaq_u64_f64): Likewise.
4481 (vcvtm_u32_f32): Likewise.
4482 (vcvtmq_u32_f32): Likewise.
4483 (vcvtmq_u64_f64): Likewise.
4484 (vcvtn_u32_f32): Likwise.
4485 (vcvtnq_u32_f32): Likewise.
4486 (vcvtnq_u64_f64): Likewise.
4487 (vcvtp_u32_f32): Likewise.
4488 (vcvtpq_u32_f32): Likewise.
4489 (vcvtpq_u64_f64): Likewise.
4490 (vcvtmd_u64_f64): Likewise.
4491 (vcvtms_u32_f32): Likewise.
4492 (vcvtad_u64_f64): Likewise.
4493 (vcvtas_u32_f32): Likewise.
4494 (vcvtnd_u64_f64): Likewise.
4495 (vcvtns_u32_f32): Likewise.
4496 (vcvtpd_u64_f64): Likewise.
4497 (vcvtps_u32_f32): Likewise.
4499 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4501 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4502 CSEL of zero_extended registers.
4504 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4506 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4507 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4509 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4511 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4512 false when argument string is not found in the attributes table
4515 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4518 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4519 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4520 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4523 2016-01-15 Richard Biener <rguenther@suse.de>
4525 PR tree-optimization/66856
4526 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4527 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4528 (vect_create_new_slp_node): Increment stmt reference count.
4529 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4530 an SLP tree before swapping operands.
4531 (vect_build_slp_tree): Likewise.
4532 (destroy_bb_vec_info): Free stmt info after SLP instances.
4533 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4534 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4535 (STMT_VINFO_NUM_SLP_USES): New macro.
4537 2016-01-15 Richard Biener <rguenther@suse.de>
4540 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4541 (add_linkage_name): ... here.
4542 (gen_typedef_die): Use add_linkage_name_raw instead of
4543 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4546 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4548 * gimplify.c (oacc_default_clause): Decode reference and pointer
4549 types for both kernels and parallel regions.
4551 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4554 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4556 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4558 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4559 (convert_scalars_to_vector): Likewise.
4561 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4563 * doc/extend.texi (Type Traits): Fix grammar.
4565 2016-01-15 Martin Jambor <mjambor@suse.cz>
4567 * tree-inline.c (remap_decl): Use existing dclarations if
4568 remapping a type and prevent_decl_creation_for_types.
4569 (replace_locals_stmt): Do an initial remapping of non-VLA typed
4570 decls first. Do real remapping with
4571 prevent_decl_creation_for_types set.
4572 * tree-inline.h (copy_body_data): New field
4573 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
4576 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4578 * config/s390/s390.opt (mmvcle): More verbose help text.
4580 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4582 * config/s390/s390.opt: Add period to -mzvector option text.
4584 2016-01-15 Richard Biener <rguenther@suse.de>
4586 PR tree-optimization/68961
4587 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
4588 of invariants in stores again.
4590 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
4592 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
4594 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4596 * config/i386/i386.c (ix86_expand_branch): Don't split
4597 DI mode xor instruction to SI mode.
4599 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4602 * ipa-icf.c (sem_function::merge): Virtual functions may become
4603 reachable even if they address is not taken and there are no
4606 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4608 * lto-streamer-out.c (subtract_estimated_size): New function.
4609 (get_symbol_initial_value): Use it.
4611 2016-01-15 Christian Bruel <christian.bruel@st.com>
4614 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
4615 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
4616 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
4617 use add_builtin_function_ext_scope instead of add_builtin_function.
4618 (neon_set_p, neon_crypto_set_p): Remove.
4619 (arm_init_builtins): Always call arm_init_neon_builtins and
4620 arm_init_crypto_builtins.
4621 (arm_expand_builtin): Check that builtins are allowed for the arch.
4622 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
4623 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
4624 arm_init_neon_builtins call.
4626 2016-01-15 Richard Biener <rguenther@suse.de>
4628 PR tree-optimization/69117
4629 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
4630 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
4631 of the leader conservatively.
4632 (free_scc_vn): Restore original SSA name infos.
4634 2016-01-14 Jeff Law <law@redhat.com>
4636 PR tree-optimization/69270
4637 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
4638 single bit of precision, verify it's also unsigned.
4639 (record_edge_info): Use constant_boolean_node rather than fold_convert
4640 to convert boolean_true/boolean_false to the right type.
4642 2016-01-14 Richard Henderson <rth@redhat.com>
4645 * loop-doloop.c (record_reg_sets): New.
4646 (doloop_optimize): Reject the transform if the sequence
4647 clobbers registers live at the end of the loop block.
4648 (doloop_optimize_loops): Enable df_live if needed.
4650 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4652 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
4653 * gcc/config/rs6000/rs6000.c: Likewise.
4654 * gcc/config/rs6000/rs6000.h: Likewise.
4655 * gcc/config/rs6000/rs6000.md: Likewise.
4656 * gcc/doc/extend.texi: Likewsie.
4658 2016-01-14 Jeff Law <law@redhat.com>
4660 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
4663 2016-01-14 Richard Henderson <rth@redhat.com>
4667 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
4668 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
4669 instead of builtin_decl_declared_p to test for declaration.
4671 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
4673 * doc/loop.texi (Loop Analysis and Representation): Document
4674 loop_depth function.
4676 2016-01-14 Tom de Vries <tom@codesourcery.com>
4678 PR tree-optimization/68773
4679 * omp-low.c (expand_omp_target): Don't set force_output.
4680 * varpool.c (varpool_node::get_create): Same.
4681 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
4682 offload_funcs with force_output.
4684 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4687 * lra-eliminations.c (move_plus_up): Don't change anything if either
4688 the outer or inner subreg mode is not MODE_INT.
4689 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
4690 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
4692 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4694 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
4695 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
4696 reduc_uplus_@var{m}): Remove.
4697 * expr.c (expand_expr_real_2): Remove expansion path for
4698 reduc_[us](min|max|plus) optabs.
4699 * optabs-tree.c (scalar_reduc_to_vector): Remove.
4700 * optabs-tree.h (scalar_reduc_to_vector): Remove.
4701 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
4702 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
4703 * tree-vect-loop.c (vectorizable_reduction): Remove test for
4704 reduc_[us](min|max|plus) optabs.
4706 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4708 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
4709 (reduc_plus_scal_v2sf): New.
4710 (reduc_smax_v2sf): Rename to...
4711 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
4712 (reduc_smin_v2sf): Rename to...
4713 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
4715 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
4717 * alias.c (compare_base_symbol_refs): New function.
4718 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
4721 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4724 PR tree-optimization/69155
4725 * tree-complex.c: Include cfganal.h.
4726 (phis_to_revisit): New variable.
4727 (extract_component): Add phiarg_p argument. Assert that returned
4728 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
4729 (update_phi_components): Partly rewrite to use loop over real/imag
4730 components instead of code duplication. If extract_component returns
4731 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
4732 create_tmp_reg into the PHI node instead, and mention the phi triplet
4734 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
4735 in phis_to_revisit at the end.
4737 2016-01-14 Richard Biener <rguenther@suse.de>
4739 PR tree-optimization/68060
4740 * tree-vect-loop.c (vect_is_simple_reduction): Check the
4741 outer loop reduction is only used in the inner loop before
4742 detecting a double reduction.
4744 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4747 * combine.c (expand_field_assignment): Punt if compute_mode is
4748 unsupported scalar mode.
4750 2016-01-14 Richard Biener <rguenther@suse.de>
4752 PR tree-optimization/66856
4753 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
4754 SLP node only if it built successfully.
4755 (vect_analyze_slp_instance): Adjust.
4757 2016-01-14 Jeff Law <law@redhat.com>
4759 PR tree-optimization/69270
4760 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
4761 (record_edge_info): Use it. Convert boolean_{true,false}_node
4764 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
4767 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
4768 use block_ultimate_origin
4769 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
4771 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4773 * doc/invoke.texi (Submodel Options): Rename section to
4774 "Machine-Dependent Options" to better reflect its content.
4775 Rewrite introductory text to remove archaic CPU names.
4778 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4780 * doc/invoke.texi (Code Gen Options): Move section up in file,
4781 before target-specific options. Update menu and option summary
4782 to reflect the new section ordering.
4784 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4786 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
4787 (C++ Dialect Options): Add cross-reference to -std option.
4788 * doc/standards.texi (C++ Language): Document C++14 support.
4790 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4792 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
4793 for pack/unpack functions for __ibm128.
4794 (PACK_IF): Likewise.
4795 (UNPACK_IF): Likewise.
4797 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4798 support for __ibm128 pack/unpack functions.
4799 (rs6000_invalid_builtin): Likewise.
4800 (rs6000_init_builtins): Likewise.
4801 (rs6000_opt_masks): Likewise.
4803 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
4804 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
4806 (RS6000_BTM_COMMON): Likewise.
4808 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
4809 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
4810 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
4811 128-bit floating point. Add support for the double values to be
4812 in Altivec registers for TF/IF packing and unpacking, but restrict
4813 TD packing sub-fields to be FPR registers. Don't allow overlapped
4814 register support for packing. Allow pack inputs to be memory
4815 locations. Don't build generator functions for unpack<mode>_dm
4816 and unpack<mode>_nodm.
4817 (unpack<mode>_dm): Likewise.
4818 (unpack<mode>_nodm): Likewise.
4819 (pack<mode>): Likewise.
4821 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
4822 built-in functions to pack/unpack explicit __ibm128 values.
4823 (__builtin_unpack_ibm128): Likewise.
4825 * doc/extend.texi (PowerPC Built-in Functions): Document
4826 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
4828 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
4831 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
4832 Add new arg loc and pass it down as context.
4833 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
4834 to the location to use for the warning.
4835 (check_function_arguments): New arg loc. All callers changed. Pass
4836 it to check_function_nonnull.
4837 * c-common.h (check_function_arguments): Adjust declaration.
4839 2016-01-13 Jakub Jelinek <jakub@redhat.com>
4841 PR tree-optimization/69156
4842 * gimple.c (validate_type): Removed.
4843 (gimple_builtin_call_types_compatible_p): Use
4844 useless_type_conversion_p instead of validate_type.
4845 * value-prof.c (gimple_stringop_fixed_value): Fold
4846 icall_size to correct type.
4848 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4850 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4853 2016-01-13 Richard Henderson <rth@redhat.com>
4856 * target.def (builtin_tm_load, builtin_tm_store): Remove.
4857 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
4858 (ix86_builtin_tm_store): Remove.
4859 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4860 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4861 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4862 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4863 * doc/tm.texi: Rebuild.
4865 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
4866 (BUILT_IN_TM_MEMCPY_RTWN): New.
4867 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
4868 fallback from vector to integer helpers.
4869 (build_tm_load): Handle vector types directly, instead of
4871 (build_tm_store): Likewise.
4872 (expand_assign_tm): Prepare for register types not handled by
4873 the above. Copy them to memory and use memcpy.
4874 * tree.c (tm_define_builtin): New.
4875 (find_tm_vector_type): New.
4876 (build_tm_vector_builtins): New.
4877 (build_common_builtin_nodes): Call it.
4879 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
4881 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
4882 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
4884 2016-01-13 Tom de Vries <tom@codesourcery.com>
4886 PR tree-optimization/69169
4887 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
4888 handled_struct_type param.
4889 (create_variable_info_for, intra_create_variable_infos): Call
4890 create_variable_info_for_1 with extra arg.
4892 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
4894 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
4895 and "armv8.1-a+crc" entries.
4897 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
4900 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
4901 Change first operand predicate from register_or_constm1_operand
4902 to register_operand.
4903 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
4904 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
4905 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
4906 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
4907 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
4908 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
4909 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
4910 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
4911 comparison with constm1_rtx from vec_prefetch_gen part.
4913 2016-01-13 Richard Biener <rguenther@suse.de>
4915 PR tree-optimization/69013
4916 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
4917 Exchange assert for a test.
4919 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4922 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
4924 2016-01-13 Richard Biener <rguenther@suse.de>
4926 PR tree-optimization/69242
4927 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
4928 assert with a check.
4930 2016-01-13 Richard Biener <rguenther@suse.de>
4932 PR tree-optimization/69186
4933 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4934 Properly guard vect_update_misalignment_for_peel call.
4936 2016-01-12 Jeff Law <law@redhat.com>
4938 PR tree-optimization/pr67755
4939 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
4940 "need_profile_correction".
4941 (thread_block_1): Initialize new field to false by default. If we
4942 have multiple thread paths through a common joiner to different
4943 final targets, then set new field to true.
4944 (compute_path_counts): Only do count adjustment when it's really
4947 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4949 * doc/invoke.texi (Spec Files): Move section down in file, past
4950 all command-line option descriptions.
4952 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4955 * doc/gty.texi: Remove documentation of mark_hook.
4956 * gengtype.c (struct write_types_data): Remove code to support
4957 mark_hook attribute.
4958 (walk_type): Likewise.
4959 (write_func_for_structure): Likewise.
4961 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4963 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
4964 Directory Options, and -specs= to Overall Options.
4965 (Overall Options): Adjust similarly. Reorder to group related
4966 options together. Make -specs= cross-reference the spec file details.
4967 (Directory Options): Adjust similarly.
4969 2016-01-12 Jeff Law <law@redhat.com>
4971 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
4973 2016-01-12 Olivier Hainque <hainque@adacore.com>
4975 * gcc.c (spec_undefvar_allowed): New global.
4976 (process_command): Set to true when running for --version or --help,
4978 (getenv_spec_function): When the variable is not defined, use the
4979 variable name as the variable value if we're allowed not to issue
4982 2016-01-12 Bin Cheng <bin.cheng@arm.com>
4984 PR tree-optimization/68911
4985 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
4986 information computed for expression "init + nit * step".
4988 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
4990 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
4991 about name of GCC executable. Remove deleted node from menu.
4992 (Directory Options) <-B>: Remove cross-reference to deleted node.
4993 (Target Options): Delete section.
4995 2016-01-12 Christian Bruel <christian.bruel@st.com>
4998 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
4999 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
5001 2016-01-12 Jakub Jelinek <jakub@redhat.com>
5004 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
5005 aligned_mem is properly set for AVX512-VL floating point masked
5009 * ifcvt.c (cond_exec_process_if_block): When removing the last
5010 insn from then_bb, remove also any possible barriers that follow it.
5012 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
5016 * config/i386/iamcu.h (SIZE_TYPE): New macro.
5017 (PTRDIFF_TYPE): Likewise.
5018 (WCHAR_TYPE): Likewise.
5019 (WCHAR_TYPE_SIZE): Likewise.
5020 (STDINT_LONG32): Likewise.
5022 2016-01-12 Richard Biener <rguenther@suse.de>
5024 PR tree-optimization/69053
5025 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
5026 convert initial value for cond reductions.
5028 2016-01-12 Richard Biener <rguenther@suse.de>
5030 PR tree-optimization/69007
5031 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
5032 widen_sum after dot_prod and sad.
5034 2016-01-12 Richard Biener <rguenther@suse.de>
5036 PR tree-optimization/69168
5037 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
5038 pattern stmt SLP type.
5039 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
5040 end up unused so cope with that case.
5042 2016-01-12 Richard Biener <rguenther@suse.de>
5044 PR tree-optimization/69157
5045 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
5046 stmts def type only during analyze phase.
5047 (vectorizable_call): Likewise.
5048 (vectorizable_simd_clone_call): Likewise.
5049 (vectorizable_conversion): Likewise.
5050 (vectorizable_assignment): Likewise.
5051 (vectorizable_shift): Likewise.
5052 (vectorizable_operation): Likewise.
5053 (vectorizable_store): Likewise.
5054 (vectorizable_load): Likewise.
5056 2016-01-12 Richard Biener <rguenther@suse.de>
5058 PR tree-optimization/69174
5059 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
5061 (vectorizable_load): Properly compute the number of loads needed
5062 for permuted strided SLP loads and do not spuriously assign
5063 to SLP_TREE_VEC_STMTS.
5065 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
5067 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
5068 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
5069 (MD_EXEC_PREFIX): Remove.
5070 (MD_STARTFILE_PREFIX) Removee.
5071 (FILE_NAME_ABSOLUTE_P): Remove.
5072 (CPP_SPEC): Do not read macros from sys/version.h.
5073 (LINK_COMMAND_SPEC): Remove.
5074 (LOCAL_INCLUDE_DIR): Remove.
5075 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
5076 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
5077 (POST_LINK_SPEC): Define to invoke stubify after linker
5078 (LIBSTDCXX): Remove define
5079 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
5080 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
5081 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
5082 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
5083 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
5084 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
5085 (i386_djgpp_asm_named_section): Add propotype of new procedure
5087 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
5088 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
5089 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
5090 in config/i386/djgpp.h).
5091 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5092 STANDARD_STARTFILE_PREFIX_1.
5093 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5094 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5095 installation errors.
5096 (MAX_OFILE_ALIGNMENT): Define to 128.
5097 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5099 * config/i386/djgpp.c: New file. Add implementation of
5100 i386_djgpp_asm_named_section.
5102 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5104 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5105 Add rule for building djgpp.o.
5107 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5109 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5110 (rtx_is_swappable_p): Reductions are swappable.
5111 (insn_is_swappable_p): V2DF reductions are swappable.
5113 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5115 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5116 reloads for other unsupported memory operands.
5118 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5119 Jim Wilson <jim.wilson@linaro.org>
5122 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5123 copy_to_mode_reg instead of force_reg.
5125 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5128 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5129 TARGET_80387 is true.
5131 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5134 * lra-eliminations.c (move_plus_up): Only move plus up
5135 if subreg of the constant can be simplified into constant
5136 and use the simplified subreg of the constant instead of
5137 the original constant.
5139 * fold-const.c (fold_convertible_p): Don't return true
5140 for conversion of VECTOR_TYPE to same sized integral type.
5141 (fold_convert_loc): Fix up formatting. Fold conversion of
5142 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5143 instead of NOP_EXPR.
5145 PR tree-optimization/69214
5146 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5147 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5150 PR tree-optimization/69207
5151 * tree-vect-slp.c (vect_get_constant_vectors): For
5152 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5153 fold_convertible_p to vector_type's element type, and always
5154 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5156 2016-01-11 Richard Biener <rguenther@suse.de>
5158 PR tree-optimization/69173
5159 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5160 fixup the cycle if all stmts are in a pattern.
5162 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5165 * alias.c (base_alias_check): Move check for addresses with
5166 alignment ANDs before the call for compare_base_decls.
5167 (memrefs_conflict_p): Return -1 for different decls
5168 that went through alignment adjustments.
5170 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5172 PR rtl-optimization/68796
5173 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5174 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5175 and QImode comparisons against zero with CC_NZmode.
5176 * config/aarch64/iterators.md (short_mask): New mode_attr.
5178 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5181 (<avx512>_store<mode>_mask): Likewise.
5183 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5184 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5186 PR rtl-optimization/68841
5187 * ifcvt.c (struct noce_if_info): Add orig_x field.
5188 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5189 Don't record conflicts on to_rename if it's present.
5190 Allow memory destinations in sets.
5191 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5192 blocks, passing orig_x to the checks.
5193 (noce_process_if_block): Set if_info->orig_x appropriately.
5195 2016-01-11 Tom de Vries <tom@codesourcery.com>
5197 PR tree-optimization/69069
5198 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5200 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5202 PR rtl-optimization/68920
5203 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5204 of conditional moves for RTL if-conversion to 1 for
5205 TARGET_ONE_IF_CONV_INSN.
5206 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5207 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5208 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5209 parameter to restirct number of conditional moves for
5211 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5212 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5215 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5218 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5219 onepart vars. Fix typo in comment. Fix reversed condition in
5221 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5224 * var-tracking.c (dump_onepart_variable_differences): New.
5225 (dataflow_set_different): If a detailed dump is requested,
5226 delay early returns and dump differences between onepart
5227 variables present before and after, and added variables.
5229 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5232 * expr.c (expand_expr_real_1): For boolean vector constants
5233 with a scalar mode use const_scalar_mask_from_tree.
5234 (const_scalar_mask_from_tree): New.
5235 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5236 assigned to a mask type to handle constants.
5238 2016-01-11 Martin Jambor <mjambor@suse.cz>
5241 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5242 useless parameters if we cannot change function signature.
5244 2016-01-11 Martin Jambor <mjambor@suse.cz>
5247 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5250 2016-01-11 Tom de Vries <tom@codesourcery.com>
5252 PR tree-optimization/69109
5253 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5256 2016-01-11 Tom de Vries <tom@codesourcery.com>
5258 PR tree-optimization/69108
5259 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5260 res is not used in a phi.
5262 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5265 * common.opt (frandom-seed): Fix parameter name.
5266 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5268 2016-01-11 Tom de Vries <tom@codesourcery.com>
5270 PR tree-optimization/69058
5271 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5274 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5276 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5277 (mcode-density): Likewise.
5279 2016-01-10 Tom de Vries <tom@codesourcery.com>
5281 PR tree-optimization/69062
5282 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5283 (parallelize_loops): Don't paralelize loop that has phi with address
5286 2016-01-10 Tom de Vries <tom@codesourcery.com>
5288 PR tree-optimization/69039
5289 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5292 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5295 * match.pd: Require target has function_c99_misc before doing
5296 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5298 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5300 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5302 * configure: Regenerate.
5304 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5307 PR tree-optimization/69097
5308 * fold-const.h (expr_not_equal_to): New prototype.
5309 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5310 (expr_not_equal_to): New function.
5311 * match.pd (X % -Y is the same as X % Y): Don't optimize
5312 unless X is known not to be equal to minimum or Y is known
5313 not to be equal to -1.
5314 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5315 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5316 (simplify_stmt_using_ranges): Adjust caller.
5317 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5318 substitute_and_fold.
5320 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5322 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5325 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5327 PR tree-optimization/69167
5328 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5329 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5331 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5333 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5334 Richard Biener <rguenther@suse.de>
5336 PR tree-optimization/68707
5337 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5338 instances that can be handled via vect_load_lanes.
5340 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5342 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5343 if we can't determine address equivalence.
5344 * alias.c (compare_base_decl): Update for changed return value of
5345 symtab_node::equal_address_to.
5347 2016-01-08 Jason Merrill <jason@redhat.com>
5351 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5352 * expr.c (store_field): Not here.
5353 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5354 call with TREE_ADDRESSABLE type.
5355 * tree-cfg.c (verify_gimple_call): Adjust.
5357 2016-01-08 Olivier Hainque <hainque@adacore.com>
5359 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5362 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5364 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5365 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5366 (reduc_smin_v2sf): Rename to...
5367 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5368 (reduc_splus_v2sf): Rename to...
5369 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5371 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5373 PR tree-optimization/69162
5374 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5375 valist argument in another argument.
5376 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5377 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5378 to determine the va_list type, build a MEM_REF instead of
5379 build_fold_indirect_ref.
5381 PR tree-optimization/69172
5382 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5385 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5387 PR tree-optimization/67781
5388 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5389 and cmpnop in two steps: first the ones not accessed in original
5390 gimple expression in a endian independent way and then the ones not
5391 accessed in the final result in an endian-specific way.
5393 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5395 PR tree-optimization/69083
5396 * tree-vect-slp.c (vect_get_constant_vectors): For
5397 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5398 element type. If op is fold_convertible_p to vector_type's element
5399 type, use NOP_EXPR instead of VCE.
5401 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5403 PR rtl-optimization/67778
5404 PR rtl-optimization/68634
5405 PR rtl-optimization/68909
5406 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5407 block from the stack until done with it. Remove a superfluous
5408 bitmap set. Remove a superfluous bitmap test.
5410 2016-01-07 Martin Sebor <msebor@redhat.com>
5413 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5414 constraint on the type of arguments.
5416 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5418 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5419 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5420 unaligned_access on the gcc_options set.
5421 * config/arm/arm.c (arm_option_override_internal): Use
5422 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5424 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5427 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5428 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5430 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5433 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5436 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5437 depending on frame_pointer_needed before remaining integer and SSE
5438 registers are saved.
5440 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5443 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5445 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5448 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5449 Use the "xBm" constraint.
5450 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5452 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5453 (sse_cvtsi2ssq<round_name>): Likewise.
5454 (sse_cvtss2si<round_name>): Likewise.
5455 (sse_cvtss2siq<round_name>): Likewise.
5456 (sse2_cvtsi2sdq<round_name>): Likewise.
5457 (sse2_cvtsd2si<round_name>): Likewise.
5458 (sse2_cvtsd2siq<round_name>): Likewise.
5459 * config/i386/subst.md (round_nimm_scalar_predicate): New
5462 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5465 * varasm.c (make_decl_rtl): Mark invalid register vars as
5468 PR rtl-optimization/66206
5469 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5470 All callers changed.
5472 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5474 PR tree-optimization/69141
5475 * tree-ssa-pre.c: Include langhooks.h.
5476 (eliminate_dom_walker::before_dom_children): Use
5477 lang_hooks.decl_printable_name instead of
5478 cgraph_node::get ()->name ().
5481 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5482 it and DECL_ALIGN too.
5484 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5486 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5488 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5491 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5492 depending on frame_pointer_needed before remaining integer and SSE
5493 registers are saved.
5495 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5497 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5498 mode iterator with VSX_M2.
5499 (*p9_vecstore_<mode>): Likewise.
5500 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5501 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5502 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5503 (define_split for VSX_LE128 stores): Likewise.
5504 (define_peephole2 for TImode LE swaps): Likewise.
5505 (define_split for VSX_LE128 post-reload stores): Likewise.
5507 2016-01-06 Marek Polacek <polacek@redhat.com>
5510 * convert.c (convert_to_integer_1): Adjust call to
5511 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5512 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5513 EXPR instead of ARG.
5514 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5516 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5519 * doc/extend.texi (RL78 Variable Attributes): New section.
5521 2016-01-05 Marek Polacek <polacek@redhat.com>
5524 * builtins.c (get_memmodel): Use expansion point location rather than
5525 the input location. Call warning_at rather than warning.
5526 (expand_builtin_atomic_compare_exchange): Likewise.
5527 (expand_builtin_atomic_load): Likewise.
5528 (expand_builtin_atomic_store): Likewise.
5529 (expand_builtin_atomic_clear): Likewise.
5531 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5534 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5535 Replace nonimmediate_operand with vector_operand.
5536 * config/i386/predicates.md (vector_operand): New predicate.
5537 (general_vector_operand): Replace nonimmediate_operand with
5539 * config/i386/sse.md: Replace nonimmediate_operand with
5540 vector_operand and m constraint with Bm constraint on SSE
5541 patterns with 16-byte memory operand.
5542 * config/i386/subst.md (round_nimm_predicate): Replace
5543 nonimmediate_operand with vector_operand.
5544 (round_saeonly_nimm_predicate): Likewise.
5545 (round_saeonly_nimm_scalar_predicate): New.
5547 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5550 * config/i386/constraints.md (Bm): New constraint.
5551 * config/i386/predicates.md (vector_memory_operand): New
5553 * config/i386/sse.md: Replace xm with xBm in plusminus and
5556 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5559 * doc/extend.texi (V850 Function Attributes): New section.
5560 (V850 Variable Attributes): New section.
5562 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5565 * doc/extend.texi (MicroBlaze Function Attributes): Document
5566 interrupt_handler and fast_interrupt attributes.
5568 2016-01-05 Sergei Trofimovich <siarheit@google.com>
5571 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
5572 for local symbolic operands.
5573 * config/ia64/predicates.md (local_symbolic_operand64): New
5576 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5578 PR rtl-optimization/68651
5579 * combine.c (combine_simplify_rtx): Canonicalize x + x into
5582 2016-01-05 Nathan Sidwell <nathan@acm.org>
5584 * alias.c (compare_base_decls): Use symtab_node::get.
5586 2016-01-05 Nick Clifton <nickc@redhat.com>
5589 * ira-costs.c (copy_cost): Initialise the t_icode field of the
5590 secondary_reload_info structure.
5593 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
5594 decls if weak support is available.
5596 2016-01-04 Martin Sebor <msebor@redhat.com>
5598 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
5600 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5602 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5603 OPTION_MASK_P9_DFORM.
5605 * config/rs6000/constraints.md (wo constraint): New constraint for
5608 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
5610 (rs6000_init_hard_regno_mode_ok): Likewise.
5612 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
5615 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
5616 expanders not to have constraints. Add support for ISA 3.0 xxperm
5617 instruction. Add support for fusing xxlor with xxperm.
5618 (altivec_vperm_<mode>_internal): Likewise.
5619 (altivec_vperm_v8hiv16qi): Likewise.
5620 (altivec_vperm_<mode>v16q): Likewise.
5621 (altivec_vperm_<mode>_uns): Likewise.
5622 (vperm_v8hiv4si): Likewise.
5623 (vperm_v16qiv8hi): Likewise.
5625 * doc/md.texi (RS/6000 constraints): Document wo constraint.
5627 2016-01-04 Jakub Jelinek <jakub@redhat.com>
5629 Update copyright years.
5631 * gcc.c (process_command): Update copyright notice dates.
5632 * gcov-dump.c (print_version): Ditto.
5633 * gcov.c (print_version): Ditto.
5634 * gcov-tool.c (print_version): Ditto.
5635 * gengtype.c (create_file): Ditto.
5636 * doc/cpp.texi: Bump @copying's copyright year.
5637 * doc/cppinternals.texi: Ditto.
5638 * doc/gcc.texi: Ditto.
5639 * doc/gccint.texi: Ditto.
5640 * doc/gcov.texi: Ditto.
5641 * doc/install.texi: Ditto.
5642 * doc/invoke.texi: Ditto.
5644 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5646 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
5647 modes larger than TImode as TImode if NEON is not enabled.
5649 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5652 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
5653 mode for %f0-%f31 only if TARGET_FPU.
5655 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5658 * config/sparc/sparc.c (scan_record_type): Take into account subfields
5659 to compute the PACKED_P predicate.
5660 (function_arg_record_value): Minor tweaks.
5662 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5664 * doc/install.texi (--with-multilib-list): Describe the meaning of the
5665 option for arm*-*-* targets.
5667 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
5669 * doc/extend.texi (Common Function Attributes): Move docs for
5670 MSP430-specific attributes to....
5671 (MSP430 Function Attributes): ...here. Delete the redundant
5672 entries and copy-edit the remaining text.
5673 (MSP430 Variable Attributes): Use uniform format for index
5674 entries and add a cross-reference to the corresponding function
5677 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
5679 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
5681 (x86 Options): Likewise.
5683 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5687 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
5688 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
5689 to corresponding attribute.
5691 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5693 * doc/extend.texi (Common Function Attributes) <noplt>: Move
5694 to correct alphabetization of table. Copy-edit and correct
5696 <stack_protect>: Likewise.
5697 <target_clones>: Likewise.
5699 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
5700 Correct punctuation.
5701 (Code Gen Options) <-fno-plt>: Copy-edit.
5703 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
5706 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
5707 SI values. Explicitly convert SI to DI and vice-versa.
5709 2016-01-01 Jakub Jelinek <jakub@redhat.com>
5711 PR tree-optimization/69070
5712 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
5713 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
5716 * ubsan.c (ubsan_instrument_float_cast): Call
5717 initialize_sanitizer_builtins.
5720 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
5722 Copyright (C) 2016 Free Software Foundation, Inc.
5724 Copying and distribution of this file, with or without modification,
5725 are permitted in any medium without royalty provided the copyright
5726 notice and this notice are preserved.