1 2016-03-10 Alan Modra <amodra@gmail.com>
3 PR rtl-optimization/69195
4 PR rtl-optimization/47992
5 * ira.c (recorded_label_ref): Delete.
6 (update_equiv_regs): Return void.
7 (indirect_jump_optimize): New function.
8 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9 before regstat_compute_ri. Don't rebuild_jump_labels here.
10 Delete update_regstat.
12 2016-03-10 Richard Biener <rguenther@suse.de>
14 PR tree-optimization/70128
15 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
18 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20 PR tree-optimization/70152
21 * tree-sra.c (replace_removed_params_ssa_names): Copy over
22 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
25 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
26 instead of gen_sse2_loadlpd.
27 * config/i386/sse.md (*vec_concatv2df): Rename to...
28 (vec_concatv2df): ... this.
30 PR tree-optimization/70127
31 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
33 2016-03-09 David Malcolm <dmalcolm@redhat.com>
37 * diagnostic-show-locus.c (compatible_locations_p): New function.
38 (layout::layout): Sanitize ranges using compatible_locations_p.
40 2016-03-09 David Malcolm <dmalcolm@redhat.com>
44 * diagnostic-show-locus.c (layout_range::layout_range): Replace
45 location_range param with three const expanded_locations * and a
47 (layout::layout): Replace call to
48 rich_location::lazily_expand_location with get_expanded_location.
49 Extract the range and perform location expansion here, passing
50 the results to the layout_range ctor.
51 * diagnostic.c (source_range::debug): Delete.
52 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
53 of rich_location::get_expanded_location.
54 * gcc-rich-location.c (get_range_for_expr): Delete.
55 (gcc_rich_location::add_expr): Reimplement to avoid the
56 rich_location::add_range overload that took a location_range,
57 passing a location_t instead.
59 2016-03-09 Richard Biener <rguenther@suse.de>
60 Jakub Jelinek <jakub@redhat.com>
62 PR tree-optimization/70138
63 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
64 Also skip vect_double_reduction_def.
66 2016-03-09 Jakub Jelinek <jakub@redhat.com>
69 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
70 if the operand is "m".
72 2016-03-09 Nathan Sidwell <nathan@acm.org>
74 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
76 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
78 * config/i386/i386.c (processor_target_table): Fix cost table
79 intialization order for znver1.
81 2016-03-08 Jakub Jelinek <jakub@redhat.com>
83 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
85 * ipa-reference.c (ignore_module_statics): Likewise.
86 * cgraph.c (cgraph_node::get_body): Likewise.
87 * ipa-inline.c (early_inliner): Likewise.
88 * ipa-devirt.c (types_same_for_odr): Likewise.
89 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
90 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
92 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
94 * tree-ssa-math-opts.c: Fix typo in comment.
96 2016-03-08 Jakub Jelinek <jakub@redhat.com>
99 * config/i386/i386.c (scalar_chain::make_vector_copies,
100 scalar_chain::convert_reg): Call end_sequence in between
101 get_insns and emit_conversion_insns rather than after both
104 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/i386.h (machine_function): Add
108 pc_thunk_call_expanded flag.
109 (ix86_pc_thunk_call_expanded): New define.
110 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
111 (*set_got): Rename insn pattern from set_got.
112 (*set_got_labelled): Rename inst pattern from set_got_labelled.
113 * config/i386/i386.c (ix86_compute_frame_layout): Use
114 ix86_pc_thunk_call_expanded to prevent red-zone.
116 2016-03-07 Martin Jambor <mjambor@suse.cz>
118 * hsa.h (hsa_get_ctor_statements): Declare.
119 (hsa_get_dtor_statements): Likewise.
120 (hsa_get_kernel_dispatch_type): Likewise.
121 * hsa.c (hsa_get_ctor_statements): New function.
122 (hsa_get_dtor_statements): Likewise.
123 (hsa_get_kernel_dispatch_type): Likewise.
124 * hsa-brig.c (hsa_cdtor_statements): Removed.
125 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
126 hsa_get_dtor_statements.
127 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
128 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
130 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
132 * config/arm/arm-cores.def (cortex-r8): New.
133 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
134 * config/arm/arm-tune.md: Likewise.
135 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
137 2016-03-07 Martin Sebor <msebor@redhat.com>
139 PR rtl-optimization/19705
140 * doc/invoke.texi (Options That Control Optimization): Clarify
141 -fno-branch-count-reg.
143 2016-02-26 Richard Biener <rguenther@suse.de>
144 Jeff Law <law@redhat.com>
146 PR tree-optimization/69740
147 * cfghooks.c (remove_edge): Request loop fixups if we delete
148 an edge that might turn an irreducible loop into a natural
150 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
151 Move after definition of loops_state_clear.
153 2016-03-07 Bin Cheng <bin.cheng@arm.com>
155 PR rtl-optimization/69052
156 * rtlanal.c (commutative_operand_precedence): Set higher precedence
159 2016-03-07 Tom de Vries <tom@codesourcery.com>
161 PR tree-optimization/70116
162 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
163 is_tm_ending stmts and ubsan/asan internal functions.
164 (find_duplicate): Use it. Don't test is_tm_ending here.
166 2016-03-07 Richard Biener <rguenther@suse.de>
168 PR tree-optimization/70115
169 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
170 (propagate_constants_for_unrolling): Use replace_uses_by.
172 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
175 * omp-low.c (struct oacc_loop): Add ifns.
176 (new_oacc_loop_raw): Initialize it.
177 (finish_oacc_loop): Clear mask & flags if no ifns.
178 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
179 (oacc_loop_xform_loop): Add ifns arg & adjust.
180 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
182 2016-03-07 Richard Henderson <rth@redhat.com>
185 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
186 (insert_value_copy_on_edge): Likewise.
188 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
190 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
192 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
195 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
197 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
199 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
201 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
203 Fix sseimul type attribute.
204 * config/i386/znver1.md
205 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
206 znver1_sseimul_avx256_load) : Fix the type attribute.
207 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
208 pipe usage and latency.
210 2016-03-05 Jakub Jelinek <jakub@redhat.com>
213 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
214 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
217 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
220 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
222 PR rtl-optimization/69941
223 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
224 the reg share its mode.
226 2016-03-04 Jeff Law <law@redhat.com>
228 PR tree-optimization/69196
229 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
230 If the both SSA_NAMEs are anonymous, then consider them unassociated
231 and include the PHI in the statement count.
233 2016-03-05 Tom de Vries <tom@codesourcery.com>
235 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
236 construct in oacc routine. Check for oacc region in oacc routine.
238 2016-03-04 Jakub Jelinek <jakub@redhat.com>
241 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
242 2016-02-22 changes, instead don't recurse if RECUR is already true.
243 Don't change *dynamic_check if RECUR. Adjust recursive caller
244 to pass true to the new argument.
245 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
248 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
249 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
251 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
253 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
255 PR rtl-optimization/57676
256 * lra-assigns.c (lra_assign): Guard test for maximum iterations
259 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
261 * tree-vect-patterns.c (search_type_for_mask): Handle
262 comparison of booleans.
264 2016-03-04 Jakub Jelinek <jakub@redhat.com>
266 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
270 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
271 all other ops that have dw_val_class_die_ref operands,
272 and DW_OP_GNU_entry_value.
274 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
276 PR rtl-optimization/69904
277 * config/arm/arm.c (arm_cannot_copy_insn_p):
278 Return true for load-exclusive instructions.
280 2016-03-03 Jakub Jelinek <jakub@redhat.com>
283 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
284 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
285 the pattern no matter if it is used just by non-pattern, pattern
287 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
288 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
289 oprnd1 def_stmt is in pattern, don't look through it.
291 2016-03-03 Marek Polacek <polacek@redhat.com>
294 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
296 2016-03-03 Martin Liska <mliska@suse.cz>
298 PR tree-optimization/70043
299 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
300 previous statement if we see a debug statement.
302 2016-03-03 Richard Biener <rguenther@suse.de>
304 PR tree-optimization/55936
305 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
306 parameter and guard unsafe equivalence use.
307 (vrp_evaluate_conditional_warnv_with_ops): Always use
308 safe equivalences but not via the quadratic compare_names
311 2016-03-03 Michael Collison <michael.collison@linaro.org>
314 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
315 for operand 1 to s_register_operand. Change predicate for operand
316 2 to arm_not_immediate_operand.
318 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
320 * doc/tm.texi: Regenerated.
322 2016-03-02 Richard Henderson <rth@redhat.com>
325 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
326 simplification when all args are positive non-fixed registers.
328 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
330 * target.def (lra_p): Specify that new ports should use LRA.
332 2016-03-02 Jakub Jelinek <jakub@redhat.com>
335 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
336 gimplify_type_sizes the type they refer to.
337 (omp_notice_variable): Handle reference vars to VLAs.
338 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
339 reference to VLA decls in the second pass instead of first pass.
341 2016-03-02 Tom de Vries <tom@codesourcery.com>
343 PR tree-optimization/68659
344 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
345 new_expr == NULL_TREE.
346 (get_new_name): Handle ADDR_EXPR.
348 2016-03-02 Bin Cheng <bin.cheng@arm.com>
350 PR rtl-optimization/69052
351 * loop-invariant.c (canonicalize_address): New function.
352 (inv_can_prop_to_addr_use): Check validity of address expression
353 which is canonicalized by above function.
355 2016-03-02 Alan Modra <amodra@gmail.com>
358 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
361 2016-03-02 Jakub Jelinek <jakub@redhat.com>
364 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
365 (*movhi_internal): Put mask moves from and to memory separately
366 from moves from/to GPRs.
368 2016-03-02 Richard Biener <rguenther@suse.de>
370 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
371 GENERIC expressions in GIMPLE.
373 2016-03-02 Richard Biener <rguenther@suse.de>
375 * config/i386/i386.c (type_natural_mode): Fix typo.
377 2016-03-02 Nick Clifton <nickc@redhat.com>
379 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
381 2016-03-02 Richard Biener <rguenther@suse.de>
382 Uros Bizjak <ubizjak@gmail.com>
385 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
387 2016-03-02 Richard Biener <rguenther@suse.de>
390 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
392 2016-03-02 Marek Polacek <polacek@redhat.com>
395 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
396 "is promoted to" warning.
398 2016-03-01 DJ Delorie <dj@redhat.com>
400 * config.gcc: Deprecate mep-*.
402 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
405 * lra-constraints.c (regno_val_use_in): New.
406 (match_reload): Use it instead of regno_use_in.
408 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
410 PR rtl-optimization/70007
411 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
412 references present in REG_EQUAL notes attached to non-SET patterns.
414 2016-03-01 Jeff Law <law@redhat.com>
416 PR tree-optimization/69196
417 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
418 Appropriately clamp the number of statements to copy when the
419 thread path does not traverse a loop backedge.
421 PR tree-optimization/69196
422 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
423 Do count some PHIs in the thread path against the insn count. Decrease
424 final statement count by one as the control statement in the last
425 block will get removed. Remove special cased code for handling PHIs
428 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
431 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
432 asm dialect alternatives to explicit GOTPCREL calls.
434 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
437 * ira.c (do_reload): Issue warning for generic stack checking here...
438 * reload1.c (reload): ...instead of here and streamline it.
440 2016-03-01 Nick Clifton <nickc@redhat.com>
442 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
444 2016-03-01 Richard Biener <rguenther@suse.de>
446 PR tree-optimization/69983
447 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
448 types and fall back to operand_equal_p.
450 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
453 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
455 * config/s390/constraints.md ("jm8"): New constraint.
456 * config/s390/predicates.md ("const_int_8bitset_operand"): New
458 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
460 ("*setmem_long<setmem_and>"): New pattern.
461 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
463 ("*setmem_long_31z<setmem_and>"): New pattern.
464 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
465 New substitution rules with the required attributes.
468 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
471 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
473 * gensupport.c (process_substs_on_one_elem): Split loop to
474 complete mark_operands_used_in_match_dup on all expressions in the
476 (adjust_operands_numbers): Inline into process_substs_on_one_elem
479 2016-03-01 Richard Biener <rguenther@suse.de>
482 * fold-const.c (fold_indirect_ref_1): Fix range checking for
483 vector BIT_FIELD_REF extract.
485 2016-03-01 Richard Biener <rguenther@suse.de>
487 PR tree-optimization/69994
488 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
490 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
492 PR tree-optimization/69956
493 * tree-vect-stmts.c (supportable_widening_operation): Support
494 multi-step conversion of boolean vectors.
495 (supportable_narrowing_operation): Likewise.
497 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
499 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
502 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
504 * config/s390/subst.md (DSI_VI): New mode iterator.
505 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
506 * config/s390/vector.md ("vec_set<mode>"): Move expander before
508 ("*vec_set<mode>"): Change predicate and add alternative to
509 support only either register or const_int operands as element
511 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
513 ("vec_extract<mode>"): New expander.
514 ("*vec_extract<mode>"): New insn definition supporting reg and
515 const_int element selectors.
516 ("*vec_extract<mode>_plus"): New insn definition supporting
517 reg+const_int element selectors.
518 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
519 following expander+insn definition.
520 ("<vec_shifts_name><mode>3"): New expander.
521 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
523 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
525 * config/s390/s390.md ("*tabort_1"): Change predicate to
526 nonmemory_operand. Add a second alternative to cover
527 register as well as const int operands.
528 ("*tabort_1_plus"): New pattern definition.
530 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
532 * config/s390/s390.md ("*ashrdi3_cc_31")
533 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
534 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
535 Merge insn definitions into ...
536 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
537 New pattern definition.
538 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
539 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
540 ("*ashr<mode>3_and"): Merge insn definitions into ...
541 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
542 New pattern definition.
543 * config/s390/subst.md ("addr_style_op_cc_subst")
544 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
545 substitutions patterns plus attributes.
546 Add ashiftrt to SUBST iterator.
548 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
550 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
551 op2 to nonmemory_operand.
552 ("*<shift>di3_31", "*<shift>di3_31_and"):
553 Merge into single pattern definition ...
554 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
555 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
556 pattern definition ...
557 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
558 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
561 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
563 * config/s390/predicates.md (const_int_6bitset_operand): New
565 * config/s390/s390.md: Include subst.md.
566 ("rotl<mode>3"): New expander.
567 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
569 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
570 * config/s390/subst.md: New file.
572 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
574 * config/s390/s390.md ("op_type", "atype", "length" attributes):
575 Remove RRR type. It doesn't really exist.
576 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
578 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
579 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
580 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
581 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
582 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
583 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
586 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
588 * gensupport.c (process_substs_on_one_elem): Split loop to
589 complete mark_operands_used_in_match_dup on all expressions in the
591 (adjust_operands_numbers): Inline into process_substs_on_one_elem
594 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
597 * config/sparc/sparc.c (NWORDS_UP): Rename to...
598 (CEIL_NWORDS): ...this. Use CEIL macro.
599 (compute_fp_layout): Adjust to above renaming.
600 (function_arg_union_value): Likewise.
601 (sparc_arg_partial_bytes): Likewise.
602 (sparc_function_arg_advance): Likewise.
604 2016-02-29 Jeff Law <law@redhat.com>
606 PR tree-optimization/70005
607 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
608 where an object with a boolean range is compared against a value
611 PR tree-optimization/69999
612 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
613 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
616 2016-02-29 Richard Biener <rguenther@suse.de>
618 PR tree-optimization/69994
619 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
620 (get_unary_op): Look through nop conversions.
621 (ops_equal_values_p): New function, look for equality diregarding
623 (eliminate_plus_minus_pair): Use ops_equal_values_p
624 (repropagate_negates): Do not use get_unary_op here.
626 2016-02-29 Martin Liska <mliska@suse.cz>
628 * system.h: Poison ENABLE_CHECKING macro.
630 2016-02-29 Martin Liska <mliska@suse.cz>
632 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
633 is presented in dump flags.
634 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
635 (hsa_regalloc): Likewise.
637 2016-02-19 Richard Biener <rguenther@suse.de>
639 PR tree-optimization/69980
640 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
641 permutation of those we need to keep.
643 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
646 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
648 (init_cumulative_args): Minor tweaks.
649 (sparc_promote_function_mode): Likewise.
650 (scan_record_type): Delete.
651 (traverse_record_type): New function template.
652 (classify_data_t): New structure type.
653 (classify_registers): New inline function.
654 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
655 exhausted. Instantiate traverse_record_type on classify_registers and
656 deal with the case of a structure passed in slot #15 with no FP field
658 (assign_data_t): New structure type.
659 (compute_int_layout): New static function.
660 (compute_fp_layout): Likewise.
661 (count_registers): New inline function.
662 (assign_int_registers): New static function.
663 (assign_fp_registers): Likewise.
664 (assign_registers): New inline function.
665 (function_arg_record_value_1): Delete.
666 (function_arg_record_value_2): Likewise.
667 (function_arg_record_value_3): Likewise.
668 (function_arg_record_value): Adjust to above changes. Instantiate
669 traverse_record_type on count_registers to first count the number of
670 registers to be used and then on assign_registers to assign them.
671 (function_arg_union_value): Adjust to above renaming.
672 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
673 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
674 case of a structure passed in slot #15
675 (sparc_function_arg_advance): Likewise.
676 (function_arg_padding): Minor tweak.
678 2016-02-29 Richard Biener <rguenther@suse.de>
680 PR tree-optimization/69720
681 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
682 the adjustment_def path for possibly vectorized defs.
683 (vect_create_epilog_for_reduction): Handle vectorized initial
686 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
688 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
690 2016-02-27 Jeff Law <law@redhat.com>
693 2016-02-26 Richard Biener <rguenther@suse.de>
694 Jeff Law <law@redhat.com>
696 PR tree-optimization/69740
697 * cfghooks.c (remove_edge): Request loop fixups if we delete
698 an edge that might turn an irreducible loop into a natural
701 2016-02-27 Jakub Jelinek <jakub@redhat.com>
703 PR rtl-optimization/69896
704 * tree-vect-generic.c (get_compute_type): Avoid single element
707 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
709 Rename the AArch64 tuning option and related functions to enable the
710 Newton series for the reciprocal square root to reflect its
711 approximative characteristic.
713 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
714 function to "aarch64_emit_approx_rsqrt".
715 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
716 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
717 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
718 (xgene1_tunings): Likewise.
719 (use_rsqrt_p): Likewise.
720 (aarch64_emit_swrsqrt): Use new function name.
721 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
722 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
723 text explaining this option.
724 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
726 2016-02-26 Jakub Jelinek <jakub@redhat.com>
729 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
730 complain about -mallow-movmisalign without -mvsx if
731 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
733 2016-02-26 Joel Sherrill <joel@rtems.org>
735 * config.gcc: Add x86_64-*-rtems*.
736 * gcc/config/i386/rtems-64.h: New file.
738 2016-02-26 Joel Sherrill <joel@rtems.org>
740 * config.gcc: Add aarch64-*-rtems*.
741 * gcc/config/aarch64/rtems.h: New file.
743 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
746 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
747 shift amount using %h. Add comment.
749 2016-02-26 Richard Biener <rguenther@suse.de>
750 Jeff Law <law@redhat.com>
752 PR tree-optimization/69740
753 * cfghooks.c (remove_edge): Request loop fixups if we delete
754 an edge that might turn an irreducible loop into a natural
757 2016-02-26 Martin Jambor <mjambor@suse.cz>
760 * tree-sra.c (sra_modify_assign): Do not remove loads of
761 uninitialized aggregates to SSA_NAMEs.
763 2016-02-26 Richard Henderson <rth@redhat.com>
766 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
767 pseudo in case the target rtx matches the source of the left
770 2016-02-26 Martin Jambor <mjambor@suse.cz>
773 * hsa.h (hsa_type_packed_p): Declare.
774 * hsa.c (hsa_type_packed_p): New function.
775 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
777 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
778 * hsa-brig.c (emit_basic_insn): Likewise.
780 2016-02-26 Martin Jambor <mjambor@suse.cz>
783 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
785 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
787 2016-02-26 Martin Jambor <mjambor@suse.cz>
789 * hsa.h (is_a_helper): New overload for hsa_op_immed for
790 hsa_op_with_type operands.
791 (hsa_unsigned_type_for_type): Declare.
792 * hsa.c (hsa_unsigned_type_for_type): New function.
793 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
794 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
795 the finalizer. Do not emit extra move.
797 2016-02-26 Martin Jambor <mjambor@suse.cz>
799 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
800 atomic operations in private segment.
802 2016-02-26 Martin Jambor <mjambor@suse.cz>
804 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
805 statements to wi->info. Also disallow omp simd constructs.
806 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
807 for not gridifying. Dump special string for omp_for.
809 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
812 * config/aarch64/aarch64.c (aarch64_set_current_function):
813 Save/restore target globals when switching to
814 target_option_default_node.
816 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
819 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
820 Return 0 if !SHIFT_COUNT_TRUNCATED.
822 2016-02-26 Jakub Jelinek <jakub@redhat.com>
823 Eric Botcazou <ebotcazou@adacore.com>
825 PR rtl-optimization/69891
826 * dse.c (scan_insn): If we can't figure out memset arguments
827 or they are non-constant, call clear_rhs_from_active_local_stores.
829 2016-02-26 Martin Liska <mliska@suse.cz>
831 * doc/extend.texi: Mention clog10, clog10f an clog10l
834 2016-02-26 Martin Liska <mliska@suse.cz>
836 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
838 (resolve_args_picking_1): Likewise.
839 * dwarf2out.h (struct GTY): Likewise.
841 2016-02-26 Martin Liska <mliska@suse.cz>
843 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
845 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
847 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
848 Martin Liska <mliska@suse.cz>
850 * doc/install.texi: Mention --enable-valgrind-annotations.
852 2016-02-26 Richard Biener <rguenther@suse.de>
854 PR tree-optimization/69551
855 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
856 looking through aliases adjust DECL_PT_UID to refer to the
857 ultimate alias target.
859 2016-02-25 Martin Liska <mliska@suse.cz>
862 * alloc-pool.c (after_memory_report): New variable.
863 * alloc-pool.h (base_pool_allocator ::release): Do not use
864 the infrastructure if after_memory_report.
865 * toplev.c (toplev::main): Mark after memory report.
867 2016-02-25 Richard Biener <rguenther@suse.de>
869 PR tree-optimization/48795
870 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
872 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
875 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
876 offloading is enabled and -fopenacc or -fopenmp is specified.
877 (CRTOFFLOADEND): Likewise.
878 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
879 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
880 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
881 (offload_objects_file_name): New static var.
882 (tool_cleanup): Remove offload_objects_file_name file.
883 (find_offloadbeginend): Replace with ...
884 (find_crtoffloadtable): ... this.
885 (run_gcc): Remove offload_argc and offload_argv.
886 Get offload_objects_file_name from -foffload-objects=... option.
887 Read names of object files with offload from this file, pass them to
888 compile_images_for_offload_targets. Don't call find_offloadbeginend and
889 don't pass offloadbegin and offloadend to the linker. Don't pass
890 offload non-LTO files to the linker, because now they're not claimed.
892 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
895 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
896 on builtin_unreachable.
898 2016-02-25 Jakub Jelinek <jakub@redhat.com>
900 PR rtl-optimization/69896
901 * regcprop.c: Include cfgrtl.h.
902 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
903 than remembered mode, either delete it (if noop_move_p), or
904 treat like copy_p but not noop_p instruction.
906 2016-02-24 Jakub Jelinek <jakub@redhat.com>
909 * dwarf2out.c (gen_variable_die): Work around buggy LTO
910 - allow NULL decl for Fortran DW_TAG_common_block variables.
912 2016-02-24 Jason Merrill <jason@redhat.com>
914 * common.opt (flifetime-dse): Add -flifetime-dse=1.
916 2016-02-24 Richard Biener <rguenther@suse.de>
917 Jakub Jelinek <jakub@redhat.com>
920 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
921 conditionally executed ops to well-defined overflow behavior.
923 2016-02-24 Jakub Jelinek <jakub@redhat.com>
926 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
929 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
931 PR rtl-optimization/69886
932 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
933 argument. Use it when checking validity of set instructions.
934 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
935 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
937 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
938 * store-motion.c (find_moveable_store): Update
939 can_assign_to_reg_without_clobbers_p callsite.
941 2016-02-24 Richard Biener <rguenther@suse.de>
944 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
946 (record_nonwrapping_iv): Do not fall back to the low/high bound
947 for non-constant IV bases if the stmt is not always executed.
949 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
951 * config/arm/arm-cores.def (cortex-a32): New entry.
952 * config/arm/arm-tables.opt: Regenerate.
953 * config/arm/arm-tune.md: Regenerate.
954 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
955 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
956 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
957 for -mcpu and -mtune.
959 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
962 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
963 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
964 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
965 (atomic_loaddi_1): Delete.
966 (atomic_loaddi): Rewrite expander using the above changes.
968 2016-02-24 Jakub Jelinek <jakub@redhat.com>
971 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
974 2016-02-24 Jakub Jelinek <jakub@redhat.com>
975 Richard Biener <rguenth@suse.de>
978 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
979 set_mem_attributes if tem is SSA_NAME which got expanded
982 2016-02-24 Richard Biener <rguenther@suse.de>
984 PR tree-optimization/69907
985 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
986 end of permutations for BB vectorization.
988 2016-02-24 Christian Bruel <christian.bruel@st.com>
990 * config/arm/arm-c.c (arm_option_override): Initialize
991 target_option_current_node.
992 * config/arm/arm.c (arm_pragma_target_parse): Replace
993 build_target_option_node call by target_option_current_node.
994 Set target_option_current_node.
997 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
1000 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
1001 define_insn_and_split to define_insn.
1002 (zero_extendqi<mode>2_dot2): Same.
1003 (extendqi<mode>2_dot): Same.
1004 (extendqi<mode>2_dot2): Same.
1006 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1008 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
1009 and add bypass for AES{D,E} and AESMC pairs.
1010 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
1013 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1015 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
1016 series for reciprocal square root in Exynos M1.
1018 2016-02-23 Martin Sebor <msebor@redhat.com>
1021 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
1022 __builtin_alloca_with_align.
1024 2016-02-23 Richard Henderson <rth@redhat.com>
1026 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
1027 (ix86_register_pragmas): Remove __seg_tls.
1028 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
1029 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
1030 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
1031 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
1032 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
1033 * doc/extend.texi (__seg_tls): Remove item.
1035 2016-02-23 Richard Biener <rguenther@suse.de>
1037 * alloc-pool.h (struct allocation_object): Make id member
1038 conditional on CHECKING_P again.
1039 (get_instance): Adjust.
1040 (base_pool_allocator): Likewise.
1042 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
1044 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
1045 (parallelize_loops): In OpenACC kernels mode, set n_threads to
1047 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
1049 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1051 2016-02-23 Richard Biener <rguenther@suse.de>
1053 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
1054 * bitmap.h (struct bitmap_usage): Likewise.
1055 (bitmap_move): Declare.
1056 * bitmap.c (register_overhead): Take size_t argument.
1057 (bitmap_move): New function.
1058 * df-problems.c (df_rd_transfer_function): Use bitmap_move
1059 to properly account overhead.
1060 * tree.c (free_node): Use tree_size.
1062 2016-02-23 Jakub Jelinek <jakub@redhat.com>
1065 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
1066 when inverting comparison.
1069 * common.opt (Wunreachable-code): Add Warning flag.
1071 2016-02-23 Mark Wielaard <mjw@redhat.com>
1072 Jakub Jelinek <jakub@redhat.com>
1075 * cgraphunit.c (check_global_declaration): Check main_input_filename
1076 and DECL_SOURCE_FILE are not NULL.
1078 2016-02-23 Martin Jambor <mjambor@suse.cz>
1080 PR tree-optimization/69666
1081 * tree-sra.c (sra_modify_assign): Do not attempt to create
1082 default_def replacements for unscalarizable regions.
1084 2016-02-20 Mark Wielaard <mjw@redhat.com>
1087 * cgraphunit.c (check_global_declaration): Check level of
1088 warn_unused_const_variable and main_input_filename.
1089 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
1090 (-Wunused-variable): For C implies -Wunused-const-variable=1.
1091 (-Wunused-const-variable): Explain levels 1 and 2.
1093 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1096 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
1097 identical arguments. Formatting and spelling fixes.
1100 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
1105 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
1106 and m68k-devices.def.
1107 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
1108 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
1110 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
1112 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
1113 and HImode registers.
1115 2016-02-22 Richard Biener <rguenther@suse.de>
1117 PR tree-optimization/69882
1118 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
1119 preserve permutations present because of gaps.
1120 (vect_supported_load_permutation_p): Always continue checking
1121 permutations after vect_attempt_slp_rearrange_stmts.
1123 2016-02-22 Bin Cheng <bin.cheng@arm.com>
1125 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
1126 min_profitable_estimate, rather than min_profitable_iters.
1128 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1131 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
1132 SImode for last match_operand.
1134 2016-02-22 Martin Liska <mliska@suse.cz>
1136 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
1137 return bitsize - 1 as the return value.
1139 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
1143 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
1144 Handle negative shift counts.
1145 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
1146 force_reg on the shift constant.
1147 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
1148 (lshrsi3_d): Handle negative shift counts.
1150 2016-02-22 Richard Biener <rguenther@suse.de>
1151 Tom de Vries <tom@codesourcery.com>
1153 * graph.c: Include dumpfile.h.
1154 (print_graph_cfg): Split into three overloads.
1155 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
1157 2016-02-22 Tom de Vries <tom@codesourcery.com>
1159 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
1162 2016-02-22 Richard Biener <rguenther@suse.de>
1165 * ipa-inline-transform.c (inline_call): When not updating
1166 overall summaries adjust self size by the growth estimate.
1167 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
1168 hash-set, do not update overall summaries here. Renamed from ...
1169 (inline_to_all_callers): ... this which is now wrapping the
1170 above and performing delayed overall summary update.
1171 (early_inline_small_functions): Delay updating of the overall
1174 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1176 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1179 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1182 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1183 :%* in %:gt() argument.
1184 (greater_than_spec_func): Adjust for expecting only numbers,
1185 if there are more than two numbers, compare the last two.
1187 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1189 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1190 -Wnarrowing with -std.
1192 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1195 * expr.c (store_field): Don't use bit-field path if exp is
1196 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1197 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1198 and the assignment can be performed by bitwise copy. Formatting
1202 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1203 call copy_reg_eh_region_note_forward on before and/or after sequences
1204 and remove note from insn if it no longer can throw.
1207 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1210 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1212 * config/s390/vector.md: Add missing commutative operand markers
1213 to the patterns which qualify for one.
1214 * config/s390/vx-builtins.md: Likewise.
1216 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1218 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1219 types to mode iterators.
1220 (vec_double): ... and mode attribute.
1221 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1223 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1225 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1226 Change the predicate of op2 from nonimmediate to general and let
1227 reload fix it if necessary.
1229 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1231 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1233 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1235 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1238 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1240 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1241 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1242 * config/s390/s390.md ("movstr<P:mode>"): Call
1243 s390_expand_vec_movstr.
1245 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1247 * config/s390/s390.md: Add missing output modifier for operand 1
1248 to print it as address properly.
1250 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1252 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1253 * config/s390/2964.md: New file.
1254 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1255 of insn grouping attributes depending on the CPU level.
1256 (s390_get_unit_mask): New function.
1257 (s390_sched_score): Remove the OOO from the scheduling macros.
1258 Add loop to calculate a score for the instruction mix.
1259 (s390_sched_reorder): Likewise plus improve debug output.
1260 (s390_sched_variable_issue): Rename macros as above. Calculate
1261 the unit distances after actually scheduling an insn. Improve
1263 (s390_sched_init): Clear last_scheduled_unit_distance array.
1264 * config/s390/s390.md: Include 2964.md.
1266 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1269 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1270 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1271 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1272 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1273 *avx512f_<code>v8div16qi2_mask_1): New insns.
1275 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1278 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1281 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1282 earlyclobber from target. Use wF constraint for fused memory
1284 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1286 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1287 Martin Liska <mliska@suse.cz>
1290 * cfgexpand.c (asan_sanitize_stack_p): New function.
1291 (partition_stack_vars): Use the function.
1292 (expand_stack_vars): Likewise.
1293 (defer_stack_allocation): Likewise.
1294 (expand_used_vars): Likewise.
1296 2016-02-18 Richard Biener <rguenther@suse.de>
1299 * fold-const.c (operand_equal_p): Properly compare offsets for
1300 IMAGPART_EXPR and ARRAY_REF.
1302 2016-02-18 Nick Clifton <nickc@redhat.com>
1306 * config/arm/arm.c (arm_option_override_internal): Disable
1307 interworking if the target does not support thumb instructions.
1308 (arm_reload_in_hi): Handle the case where a register to register
1309 move needs reloading because there is no simple pattern to handle
1311 (arm_reload_out_hi): Likewise.
1313 2016-02-18 Richard Biener <rguenther@suse.de>
1316 * match.pd: Don't use fold_binary or fold_unary for folding
1319 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1322 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1323 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1324 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1325 warn on gimple_no_warning_p statements.
1327 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1329 * doc/extend.texi (C++ Attributes): Correct description of
1330 warn_unused type attribute.
1332 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1334 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1335 correct instruction.
1337 2016-02-17 Richard Biener <rguenther@suse.de>
1339 PR rtl-optimization/69609
1340 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1341 (find_traces_1_round): When ending a trace update cached priority
1343 (bb_to_key): Use cached priority when available.
1344 (copy_bb): Initialize cached priority.
1345 (reorder_basic_blocks_software_trace_cache): Likewise.
1347 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1350 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1352 (aarch64_comparison_operator): Break overly long line into two.
1353 (aarch64_comparison_operation): Likewise.
1354 * config/aarch64/aarch64.md (cstorecc4): Use
1355 aarch64_comparison_operator_mode instead of
1356 aarch64_comparison_operator.
1357 (cstore<mode>4): Likewise.
1358 (aarch64_cstore<mode>): Likewise.
1359 (*cstoresi_insn_uxtw): Likewise.
1360 (cstore<mode>_neg): Likewise.
1361 (*cstoresi_neg_uxtw): Likewise.
1363 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1366 * config/arm/predicates.md (arm_comparison_operator_mode):
1368 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1369 instead of arm_comparison_operator.
1370 (*mov_negscc): Likewise.
1371 (*mov_notscc): Likewise.
1372 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1373 (*thumb2_mov_negscc): Likewise.
1374 (*thumb2_mov_negscc_strict_it): Likewise.
1375 (*thumb2_mov_notscc): Likewise.
1376 (*thumb2_mov_notscc_strict_it): Likewise.
1378 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1380 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1383 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1385 * config/visium/visium.c (machine_libfunc_index): New enum.
1386 (machine_libfuncs): New structure.
1387 (visium_libfuncs): New static variable.
1388 (TARGET_INIT_LIBFUNCS): Define to...
1389 (visium_init_libfuncs): ...this. New function.
1390 (expand_block_move_4): Use the appropriate libfunc.
1391 (expand_block_move_2): Likewise.
1392 (expand_block_move_1): Likewise.
1393 (expand_block_set_4): Likewise.
1394 (expand_block_set_2): Likewise.
1395 (expand_block_set_1): Likewise.
1396 (visium_trampoline_init): Likewise.
1398 2016-02-17 Nick Clifton <nickc@redhat.com>
1400 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1401 TI's devices.csv file as of March 2016.
1403 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1406 * opts-global.c (handle_common_deferred_options): Introduce and
1407 initialize two global variables to remember command-line options
1408 specifying a stack-limiting register.
1409 * opts.h: Add extern declarations of the two new global variables.
1410 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1411 variable based on the values of the two new global variables.
1413 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1416 * common.opt (Wnonnull-compare): New warning.
1417 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1418 of arguments against NULL.
1419 (-Wnonnull-compare): Document.
1420 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1421 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1422 * passes.def (pass_warn_nonnull_compare): Add.
1423 * gimple-ssa-nonnull-compare.c: New file.
1425 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1427 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1428 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1430 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1432 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1433 reciprocal sqrt for -mlow-precision-recip-sqrt.
1435 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1436 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1438 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1439 always use lane loads to construct non-constant vectors.
1441 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1443 * config/aarch64/aarch64.md
1444 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1445 constraints for operand 3.
1446 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1448 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1449 Richard Biener <rguenther@suse.de>
1451 PR tree-optimization/69820
1452 * tree-vect-patterns.c (type_conversion_p): Return false if
1453 *orig_type is unsigned single precision or boolean.
1454 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1457 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1459 PR rtl-optimization/69764
1460 PR rtl-optimization/69771
1461 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1462 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1464 2016-02-16 Richard Biener <rguenther@suse.de>
1466 PR tree-optimization/69776
1467 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1469 (indirect_refs_may_alias_p): Likewise.
1470 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1471 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1472 according to tbaa_p.
1473 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1474 (optimize_stmt): For redundant store discovery do not allow tbaa.
1476 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1478 PR tree-optimization/69714
1479 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1480 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1482 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1484 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1485 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1486 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1487 * config/arc/arc.c (arc_init): Check FPU options.
1488 (get_arc_condition_code): Handle new CC_FPU* modes.
1489 (arc_select_cc_mode): Likewise.
1490 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1491 register pair only. Allow access for ARCv2 accumulator.
1492 (gen_compare_reg): Whenever we have FPU support use FPU compare
1494 (arc_reorg): Don't generate brcc insns when FPU compare
1495 instructions are involved.
1496 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1497 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1498 floating point emulation.
1499 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1500 (REVERSE_CONDITION): Add new CC_FPU* modes.
1501 (TARGET_FP_SP_BASE): Define.
1502 (TARGET_FP_DP_BASE): Likewise.
1503 (TARGET_FP_SP_FUSED): Likewise.
1504 (TARGET_FP_DP_FUSED): Likewise.
1505 (TARGET_FP_SP_CONV): Likewise.
1506 (TARGET_FP_DP_CONV): Likewise.
1507 (TARGET_FP_SP_SQRT): Likewise.
1508 (TARGET_FP_DP_SQRT): Likewise.
1509 (TARGET_FP_DP_AX): Likewise.
1510 * config/arc/arc.md (ARCV2_ACC): New constant.
1511 (type): New fpu type attribute.
1512 (SDF): Conditional iterator.
1513 (cstore<mode>, cbranch<mode>): Change expand condition.
1514 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1515 handles FPU/FPX cases as well.
1516 * config/arc/arc.opt (mfpu): New option.
1517 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1519 (adddf3, muldf3, subdf3): Removed.
1520 * config/arc/predicates.md (proper_comparison_operator): Recognize
1522 * config/arc/fpu.md: New file.
1523 * doc/invoke.texi (ARC Options): Document mfpu option.
1525 2016-02-16 Richard Biener <rguenther@suse.de>
1527 PR rtl-optimization/69291
1528 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1529 noce_operand_ok check.
1531 2016-02-16 Tom de Vries <tom@codesourcery.com>
1534 * omp-low.c (simd_clone_create): Remove call to
1535 symtab->call_cgraph_insertion_hooks.
1537 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1539 PR tree-optimization/69802
1540 * tree-ssa-reassoc.c (update_range_test): If op is
1541 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1542 op == 1 test of precision 1 integral op, otherwise handle
1543 that case as op itself. Fix up formatting.
1544 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1547 2016-02-16 Richard Biener <rguenther@suse.de>
1549 PR tree-optimization/69586
1550 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1551 types for conversion sources.
1553 2016-02-16 Richard Biener <rguenther@suse.de>
1556 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1557 mask OEP_ADDRESS_OF.
1559 2016-02-16 Alan Modra <amodra@gmail.com>
1562 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1563 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1564 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1566 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1567 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1568 (p8_fmrgow_<mode>): Likewise.
1569 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1571 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1572 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1573 to use movdi_internal64. Remove op0_di.
1574 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1576 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1578 Add support for the FCCMP insn types
1580 * config/aarch64/aarch64.md (fccmp): Change insn type.
1582 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1583 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1584 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1585 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1586 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1587 * config/arm/types.md (fccmps): Add new insn type.
1590 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1592 * alias.c (get_alias_set): Fix a typo in comment.
1594 2016-02-15 Richard Biener <rguenther@suse.de>
1596 PR tree-optimization/69595
1597 * match.pd: Complete range test simplification to true.
1599 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1601 PR rtl-optimization/69648
1602 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1603 pic_offset_table_rtx.
1605 PR rtl-optimization/69752
1606 * ira.c (update_equiv_regs): When looking for more than a single SET,
1607 also take other side effects into account.
1609 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1611 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1612 for z900+ CPUs in 31-bit mode.
1614 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1616 * common/config/s390/s390-common.c (s390_supports_split_stack):
1618 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1619 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1620 * config/s390/s390.c (struct machine_function): New field
1621 split_stack_varargs_pointer.
1622 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1623 in s390_emit_prologue.
1624 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1626 (morestack_ref): New global.
1627 (SPLIT_STACK_AVAILABLE): New macro.
1628 (s390_expand_split_stack_prologue): New function.
1629 (s390_live_on_entry): New function.
1630 (s390_va_start): Use split-stack vararg pointer if appropriate.
1631 (s390_asm_file_end): Emit the split-stack note sections.
1632 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1633 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1634 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1635 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1636 (split_stack_prologue): New expand.
1637 (split_stack_space_check): New expand.
1638 (split_stack_data): New insn.
1639 (split_stack_call): New expand.
1640 (split_stack_call_*): New insn.
1641 (split_stack_cond_call): New expand.
1642 (split_stack_cond_call_*): New insn.
1644 2016-02-15 Richard Biener <rguenther@suse.de>
1646 PR tree-optimization/69783
1647 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1648 Add trivially correct cases.
1650 2016-02-15 Tom de Vries <tom@codesourcery.com>
1653 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
1655 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
1657 2016-02-15 Richard Biener <rguenther@suse.de>
1659 PR tree-optimization/69776
1660 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1661 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
1662 indicate whether we can use TBAA to disambiguate against stores.
1663 Use alias-set zero if not.
1664 (visit_reference_op_store): Do not use TBAA when looking up
1666 * tree-ssa-pre.c (compute_avail): Use TBAA here.
1667 (eliminate_dom_walker::before_dom_children): But not when looking
1668 up redundant stores.
1670 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
1672 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
1674 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1676 * config/i386/znver1.md
1677 (znver1_pop, znver1_pop_mem,
1678 znver1_load_imov_double_store,
1679 znver1_load_imov_direct_store,
1680 znver1_load_imov_direct_load,
1681 znver1_load_imov_double_load): Add new.
1682 (znver1_insn, znver1_insn_load): Add icmov type.
1684 znver1_sseavx_fma_load,
1686 znver1_avx256_fma_load): Fix pipe usage.
1688 2016-02-14 Alan Modra <amodra@gmail.com>
1691 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
1692 with an invalid hard reg, reload just the reg not the entire
1693 pre/post-inc/dec address expression.
1695 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1698 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
1699 fixed R1_REG scratch reg.
1700 (sibcall_value_pcrel_fdpic): Likewise.
1702 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1706 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
1708 2016-02-12 Walter Lee <walt@tilera.com>
1710 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
1711 * config/tilegx/t-tilegx: Likewise.
1713 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1716 * diagnostic-show-locus.c (struct line_span): New struct.
1717 (layout::get_first_line): Delete.
1718 (layout::get_last_line): Delete.
1719 (layout::get_num_line_spans): New member function.
1720 (layout::get_line_span): Likewise.
1721 (layout::print_heading_for_line_span_index_p): Likewise.
1722 (layout::get_expanded_location): Likewise.
1723 (layout::calculate_line_spans): Likewise.
1724 (layout::m_first_line): Delete.
1725 (layout::m_last_line): Delete.
1726 (layout::m_line_spans): New field.
1727 (layout::layout): Update comment. Replace m_first_line and
1728 m_last_line with m_line_spans, replacing their initialization
1729 with a call to calculate_line_spans.
1730 (diagnostic_show_locus): When printing source lines and
1731 annotations, rather than looping over a single span
1732 of lines, instead loop over each line_span within
1733 the layout, with an inner loop over the lines within them.
1734 Call the context's start_span callback when changing line spans.
1735 * diagnostic.c (diagnostic_initialize): Initialize start_span.
1736 (diagnostic_build_prefix): Break out the building of the location
1737 part of the string into...
1738 (diagnostic_get_location_text): ...this new function, rewriting
1739 it from nested ternary expressions to a sequence of "if"
1741 (default_diagnostic_start_span_fn): New function.
1742 * diagnostic.h (diagnostic_start_span_fn): New typedef.
1743 (diagnostic_context::start_span): New field.
1744 (default_diagnostic_start_span_fn): New prototype.
1746 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1749 * gcc.c (driver::finalize): Fix cleanup of "specs".
1751 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1755 * gcc.c (driver::driver): Initialize m_option_suggestions.
1756 (driver::~driver): Clean up m_option_suggestions.
1757 (suggest_option): Convert to...
1758 (driver::suggest_option): ...this, and split out into
1759 driver::build_option_suggestions and find_closest_string.
1760 (driver::build_option_suggestions): New function, from
1761 first half of suggest_option. Special-case
1762 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
1763 the sanitizer_opts array. For options of enum types, add the
1764 various enum values to the candidate strings.
1765 (driver::handle_unrecognized_options): Remove "const".
1766 * gcc.h (driver::handle_unrecognized_options): Likewise.
1767 (driver::build_option_suggestions): New decl.
1768 (driver::suggest_option): New decl.
1769 (driver::m_option_suggestions): New field.
1770 * opts-common.c (add_misspelling_candidates): New function.
1771 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
1772 and make non-static.
1773 * opts.h (sanitizer_opts): New array decl.
1774 (add_misspelling_candidates): New function decl.
1775 * spellcheck.c (find_closest_string): New function.
1776 * spellcheck.h (find_closest_string): New function decl.
1778 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1780 PR rtl-optimization/69764
1781 PR rtl-optimization/69771
1782 * optabs.c (expand_binop_directly): For shift_optab_p, force
1783 convert_modes with VOIDmode if xop1 has VOIDmode.
1785 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
1788 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
1789 to correctly determine instrumentation thunks.
1791 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1794 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
1795 type by reference, force lhs on the call.
1798 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
1799 Compute retval and retbnd early in all cases if split_part_return_p
1800 and return_bb is not EXIT. Remove all clobber stmts and reset
1801 all debug stmts that refer to SSA_NAMEs defined in split part,
1802 except if it is retval, in that case replace the old retval with the
1803 lhs of the call to the split part.
1805 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1808 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1811 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1812 whose result is used in PHI.
1813 (maybe_optimize_range_tests): Likewise.
1814 (final_range_test_p): Likweise.
1816 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1819 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1820 whose result is used in PHI.
1821 (maybe_optimize_range_tests): Likewise.
1822 (final_range_test_p): Likweise.
1824 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1826 * cgraph.c: Spelling fixes - behaviour -> behavior and
1827 neighbour -> neighbor.
1828 * target.def: Likewise.
1829 * sel-sched.c: Likewise.
1830 * config/mips/mips.c: Likewise.
1831 * config/arc/arc.md: Likewise.
1832 * config/arm/cortex-a57.md: Likewise.
1833 * config/arm/arm.c: Likewise.
1834 * config/arm/neon.md: Likewise.
1835 * config/arm/arm-c.c: Likewise.
1836 * config/vms/vms-c.c: Likewise.
1837 * config/s390/s390.c: Likewise.
1838 * config/i386/znver1.md: Likewise.
1839 * config/i386/i386.c: Likewise.
1840 * config/ia64/hpux-unix2003.h: Likewise.
1841 * config/msp430/msp430.md: Likewise.
1842 * config/rx/rx.c: Likewise.
1843 * config/rx/rx.md: Likewise.
1844 * config/aarch64/aarch64-simd.md: Likewise.
1845 * config/aarch64/aarch64.c: Likewise.
1846 * config/nvptx/nvptx.c: Likewise.
1847 * config/bfin/bfin.c: Likewise.
1848 * config/cris/cris.opt: Likewise.
1849 * config/rs6000/rs6000.c: Likewise.
1850 * target.h: Likewise.
1851 * spellcheck.c: Likewise.
1852 * ira-build.c: Likewise.
1853 * tree-inline.c: Likewise.
1854 * builtins.c: Likewise.
1855 * lra-constraints.c: Likewise.
1856 * explow.c: Likewise.
1857 * hwint.h: Likewise.
1858 * targhooks.c: Likewise.
1859 * tree-vect-data-refs.c: Likewise.
1861 * doc/tm.texi: Likewise.
1862 * doc/extend.texi: Likewise.
1863 * doc/install.texi: Likewise.
1864 * doc/md.texi: Likewise.
1865 * tree-ssa-tail-merge.c: Likewise.
1866 * sched-int.h: Likewise.
1867 * match.pd: Likewise.
1868 * sched-ebb.c: Likewise.
1869 * target.def (omit_struct_return_reg): Likewise.
1870 * gimple-ssa-isolate-paths.c: Likewise.
1871 (find_implicit_erroneous_behaviour): Renamed to...
1872 (find_implicit_erroneous_behavior): ... this.
1873 (find_explicit_erroneous_behaviour): Renamed to...
1874 (find_explicit_erroneous_behavior): ... this.
1875 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
1877 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
1879 PR rtl-optimization/64682
1880 PR rtl-optimization/69567
1881 PR rtl-optimization/69737
1882 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
1883 in I2 as well, just lose it.
1885 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1887 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
1889 (aarch64_last_printed_tune_string): Likewise.
1890 (aarch64_declare_function_name): Only output .arch assembler
1891 directive if it will be different from the previously output
1892 directive. Same for .tune comment but only if -dA is set.
1893 (aarch64_start_file): New function.
1894 (TARGET_ASM_FILE_START): Define.
1896 2016-02-11 David Malcolm <dmalcolm@redhat.com>
1899 * Makefile.in (PLUGIN_HEADERS): Add params.list.
1901 2016-02-11 Jakub Jelinek <jakub@redhat.com>
1904 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
1905 -Wmaybe-uninitialized warning.
1907 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
1910 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
1912 2016-02-11 Richard Biener <rguenther@suse.de>
1914 PR rtl-optimization/69291
1915 * ifcvt.c (noce_try_store_flag_constants): Do not allow
1916 subexpressions affected by changing the result.
1918 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
1921 * lra-constraints.c (curr_insn_transform): Find in/out operands
1922 for secondary memory moves. Update dups.
1924 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1926 PR tree-optimization/69652
1927 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
1928 to nested loop, did source re-formatting, skip debug statements,
1929 add check on statement with volatile operand, remove dead scalar
1932 2016-02-10 Jakub Jelinek <jakub@redhat.com>
1933 Patrick Palka <ppalka@gcc.gnu.org>
1937 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
1938 calls if the return type is TREE_ADDRESSABLE.
1939 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
1940 * ipa-split.c (split_function): Fix doubled "we" in comment.
1941 Use void return type for the split part even if
1942 !split_point->split_part_set_retval.
1944 2016-02-10 Bin Cheng <bin.cheng@arm.com>
1946 PR tree-optimization/68021
1947 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
1948 when computing the value of biv cand by itself.
1950 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1952 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
1953 (cortexa57_tunings): Likewise.
1954 (cortexa72_tunings): Likewise.
1955 (arch_macro_fusion_pair_p): Add support for AES fusion.
1956 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
1957 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
1958 Allow virtual registers before reload so early scheduling works.
1959 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
1960 correct latency and pipeline.
1961 (cortex_a57_crypto_complex): Likewise.
1962 (cortex_a57_crypto_xor): Likewise.
1963 (define_bypass): Add AES bypass.
1965 2016-02-10 Richard Biener <rguenther@suse.de>
1967 PR tree-optimization/69726
1968 * passes.def: Add DCE pass before late uninit.
1969 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
1970 really fixup if-conversions job.
1972 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
1974 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
1975 (arm_cortex_a57_tune): Likewise.
1976 (aarch_macro_fusion_pair_p): Add support for AES fusion.
1977 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
1979 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
1981 * timevar.def (TV_PHASE_DBGINFO): Delete.
1982 (TV_PHASE_CHECK_DBGINFO): Likewise.
1983 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
1985 2016-02-10 Richard Biener <rguenther@suse.de>
1987 PR tree-optimization/69719
1988 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1989 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
1991 2016-02-09 Andrew Pinski <apinski@cavium.com>
1994 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
1995 get_vcond_mask_icode returns false.
1997 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2000 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
2001 an ADDIS that adds a pointer to a large constant that sets the
2002 upper16 bits with a load operation.
2004 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2007 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
2009 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
2011 (vzipq_s16): Likewise.
2012 (vzipq_s32): Likewise.
2013 (vzipq_f32): Likewise.
2014 (vzipq_u8): Likewise.
2015 (vzipq_u16): Likewise.
2016 (vzipq_u32): Likewise.
2017 (vzipq_p8): Likewise.
2018 (vzipq_p16): Likewise.
2020 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2023 * config/arm/arm.c (neon_endian_lane_map): New function.
2024 (neon_vector_pair_endian_lane_map): New function.
2025 (arm_evpc_neon_vuzp): Allow for big endian lane order.
2026 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
2028 (vuzpq_s16): Likewise.
2029 (vuzpq_s32): Likewise.
2030 (vuzpq_f32): Likewise.
2031 (vuzpq_u8): Likewise.
2032 (vuzpq_u16): Likewise.
2033 (vuzpq_u32): Likewise.
2034 (vuzpq_p8): Likewise.
2035 (vuzpq_p16): Likewise.
2037 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
2040 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
2043 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
2045 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
2046 truncate const_int operand 1 to QImode.
2048 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
2050 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
2051 corresponding to an abnormal edge.
2053 2016-02-09 Tom de Vries <tom@codesourcery.com>
2055 PR tree-optimization/69599
2056 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
2058 (find_func_aliases_for_builtin_call, find_func_clobbers)
2059 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
2062 2016-02-09 Richard Biener <rguenther@suse.de>
2064 PR tree-optimization/69715
2065 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
2066 LHS on calls as non-rewritable.
2068 2016-02-09 Tom de Vries <tom@codesourcery.com>
2071 * lto-wrapper.c (append_diag_options): New function.
2072 (compile_offload_image): Call append_diag_options.
2074 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
2077 * doc/extend.texi (Flag Output Operands): Correct sectioning.
2078 Minor copy-edit to fix verb tenses.
2080 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2082 PR tree-optimization/69209
2083 * ipa-split.c (split_function): If split part is not
2084 returning retval, retval has gimple type but is not
2085 gimple value, force it into a SSA_NAME first.
2087 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
2089 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
2092 2016-02-08 Jason Merrill <jason@redhat.com>
2095 * convert.c (convert_to_integer_1): Check dofold on truncation
2097 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
2098 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
2099 Rename from *_nofold.
2100 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
2101 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2103 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
2106 * tree.c (build_common_tree_nodes): Remove short_double argument.
2107 All callers changed.
2108 * tree.h (build_common_tree_nodes): Adjust declaration.
2109 * doc/invoke.texi (-fshort-double): Remove documentation.
2110 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2111 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
2112 * lto-wrapper.c (merge_and_complain, append_compiler_options)
2113 (append_linker_options): Don't handle OPT_fshort_double.
2115 PR rtl-optimization/68730
2116 * lra-remat.c (insn_to_cand_activation): New static variable.
2117 (lra_remat): Allocate and free it.
2118 (create_cand): New arg activation. Initialize a field in
2119 insn_to_cand_activation if it is nonnull.
2120 (create_cands): Pass the activation insn to create_cand when making
2121 a candidate involving an output reload. Reorganize code a little.
2122 (do_remat): Keep track of active status of candidates in a separate
2125 2016-02-08 Richard Biener <rguenther@suse.de>
2127 PR tree-optimization/69719
2128 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2129 Properly use absolute of the difference of the two offsets to
2130 compare or adjust the segment length.
2132 2016-02-08 Richard Biener <rguenther@suse.de>
2133 Jeff Law <law@redhat.com>
2136 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
2137 types for anonymous SSA names.
2139 2016-02-08 Richard Biener <rguenther@suse.de>
2141 PR rtl-optimization/69274
2142 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
2144 2016-02-08 Jeff Law <law@redhat.com>
2146 PR tree-optimization/65917
2147 * tree-ssa-dom.c (record_temporary_equivalences): Record both
2148 equivalences from if (x == y) style conditionals.
2149 (loop_depth_of_name): Remove.
2150 (record_equality): Remove loop depth check.
2151 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
2152 (const_and_copies::record_const_or_copy_raw): New member function.
2153 * tree-ssa-scopedtables.c
2154 (const_and_copies::record_const_or_copy_raw): New, factored out of
2155 (const_and_copies::record_const_or_copy): Call new member function.
2157 2016-02-05 Jeff Law <law@redhat.com>
2159 PR tree-optimization/68541
2160 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
2161 (count_stmts_in_block): New function.
2162 (poor_ifcvt_candidate_code): Likewise.
2163 (is_feasible_trace): Add some heuristics to determine when path
2164 splitting is profitable.
2165 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
2166 is a diamond with a single exit.
2168 2016-02-05 Martin Sebor <msebor@redhat.com>
2171 * doc/invoke.texi: Update -Wplacement-new to take an optional
2174 2016-02-06 Richard Henderson <rth@redhat.com>
2177 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2178 out of non-standard address spaces.
2180 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2182 PR rtl-optimization/69691
2183 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2185 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2187 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2188 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2189 (*ieee128_mfvsrd_64bit): Likewise.
2190 (*ieee128_mfvsrd_32bit): Likewise.
2192 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2196 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2198 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2199 instrumented_version.
2201 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2203 * doc/invoke.texi (Optimize Options): In table of --param options
2204 rename second occurrence of tracer-min-branch-ratio to
2205 tracer-min-branch-probability, rename
2206 tracer-min-branch-ratio-feedback to
2207 tracer-min-branch-probability-feedback and clarify description,
2208 rename sched-spec-state-edge-prob-cutoff to
2209 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2210 to selsched-insns-to-rename, rename lto-minpartition to
2211 lto-min-partition, delete reorder-blocks-duplicate and
2212 reorder-blocks-duplicate-feedback.
2214 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2216 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2219 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2221 * doc/extend.texi: S/390: Correct some typos.
2223 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2225 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2227 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2230 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2231 (s390_register_info_gprtofpr): Use new macros above.
2232 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2234 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2235 its name. Adjust restore and save gpr ranges.
2236 (s390_register_info_set_ranges): New function.
2237 (s390_register_info): Use new macros above. Call
2238 s390_register_info_set_ranges.
2239 (s390_optimize_register_info): Likewise.
2240 (s390_hard_regno_rename_ok): Use new macros.
2241 (s390_hard_regno_scratch_ok): Likewise.
2242 (s390_emit_epilogue): Likewise.
2243 (s390_can_use_return_insn): Likewise.
2244 (s390_optimize_prologue): Likewise.
2245 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2247 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2250 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2252 (ix86_option_override_internal): Disable TARGET_STV even for
2253 -m{incoming,preferred}-stack-boundary=3.
2255 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2257 * config.gcc: Mark deprecated rtems targets as obsolete.
2259 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2261 PR rtl-optimization/64682
2262 PR rtl-optimization/69567
2263 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2264 before I2 only if the register is both used and set in I2.
2266 2016-02-04 DJ Delorie <dj@redhat.com>
2268 * config/msp430/msp430.c (msp430_start_function): Add function type.
2270 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2273 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2275 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2277 PR rtl-optimization/69577
2279 2015-10-29 Richard Henderson <rth@redhat.com>
2283 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2284 sse check to the exact conditions of PR 67609.
2286 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2289 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2290 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2291 not allowed into the traditional Altivec registers.
2292 (movtd_64bit_nodm): Likewise.
2293 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2295 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2297 * config/aarch64/cortex-a57-fma-steering.c
2298 (aarch64_register_fma_steering): Remove "static" from arguments
2301 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2304 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2307 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2309 * doc/invoke.texi: Delete -mno-fma4.
2311 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2313 PR rtl-optimization/69577
2314 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2315 (find_subregs_of_mode): Update accordingly. Iterate over partial
2318 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2320 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2321 * config/arm/arm.c (neon_reinterpret): Remove.
2322 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2323 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2324 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2325 vreinterpretti): Remove.
2326 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2327 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2328 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2329 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2330 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2331 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2332 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2333 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2334 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2335 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2336 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2337 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2338 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2339 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2340 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2341 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2342 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2343 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2344 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2345 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2346 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2347 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2348 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2349 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2350 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2351 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2352 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2353 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2354 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2355 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2356 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2357 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2358 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2359 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2360 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2361 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2362 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2363 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2364 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2365 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2366 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2367 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2368 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2369 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2370 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2371 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2372 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2373 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2374 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2375 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2376 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2377 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2378 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2379 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2380 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2381 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2382 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2383 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2384 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2385 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2386 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2387 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2388 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2389 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2390 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2391 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2392 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2393 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2394 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2395 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2396 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2397 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2398 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2399 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2400 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2401 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2402 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2403 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2404 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2405 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2406 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2407 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2408 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2409 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2410 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2411 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2412 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2413 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2414 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2415 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2416 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2417 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2418 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2419 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2420 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2421 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2422 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2423 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2424 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2425 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2426 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2427 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2428 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2430 2016-02-04 Martin Liska <mliska@suse.cz>
2433 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2434 that are gimple_store_p.
2435 (maybe_instrument_call): Likewise.
2437 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2439 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2440 register scaling out of memory reference and comment why.
2442 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2446 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2447 folding the source of a SET.
2449 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2453 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2454 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2456 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2460 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2463 2016-02-04 Christian Bruel <christian.bruel@st.com>
2465 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2466 * config/arm/arm.c (arm_set_current_function): Likewise.
2468 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2469 Ilya Enkovich <enkovich.gnu@gmail.com>
2470 H.J. Lu <hongjiu.lu@intel.com>
2473 * config/i386/i386.c (convert_scalars_to_vector): Remove
2474 stack alignment fixes.
2475 (ix86_option_override_internal): Disable TARGET_STV if stack
2476 might not be aligned enough.
2477 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2479 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2481 * gcc/config/i386/x86-tune.def: Disable default prefetching
2484 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2485 Vladimir Makarov <vmakarov@redhat.com>
2488 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2489 in validating fused toc addresses.
2491 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2494 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2495 range->m_caret fields if range->m_show_caret_p is false.
2498 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2499 Force oldval into register if it does not satisfy reg_or_short_operand
2500 predicate. Fix up formatting.
2502 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2503 Alexandre Oliva <aoliva@redhat.com>
2506 * lra-constraints.c (simplify_operand_subreg): Check additionally
2507 address validity after potential reloading.
2508 (process_address_1): Check insns validity. In case of failure do
2511 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2514 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2517 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2519 * wide-int.cc (canonize_uhwi): New function.
2520 (wi::divmod_internal): Use it.
2522 2016-02-02 James Norris <jnorris@codesourcery.com
2524 * gimplify.c (omp_notice_variable): Add usage check.
2526 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2528 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2529 like LE, GE, LT, GT when emitting relational operator.
2531 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2533 * ira-costs.c (find_costs_and_classes): Add extra argument.
2534 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2535 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2536 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2537 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2538 Add best_class parameter, and return it if not ALL_REGS.
2539 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2541 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2544 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2546 * config/aarch64/aarch64.c
2547 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2548 (aarch64_ira_change_pseudo_allocno_class): New function.
2550 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2553 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2555 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2557 * config/avr/avr.c (avr_option_override): Set
2558 PARAM_ALLOW_STORE_DATA_RACES to 1.
2560 2016-02-02 Richard Biener <rguenther@suse.de>
2562 PR tree-optimization/69595
2563 * match.pd: Add range test simplifications to true/false.
2565 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2567 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2568 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2571 2016-02-02 Richard Biener <rguenther@suse.de>
2573 PR tree-optimization/69606
2574 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2575 info on the result before moving a stmt.
2577 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2580 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2581 branch with vector comparison.
2582 * config/i386/sse.md (VI48_AVX): New mode iterator.
2583 (define_expand "cbranch<mode>4): Add support for conditional branch
2584 with vector comparison.
2585 * tree-vect-loop.c (optimize_mask_stores): New function.
2586 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2587 has_mask_store field of vect_info.
2588 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2589 vectorized loops having masked stores after vec_info destroy.
2590 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2591 correspondent macros.
2592 (optimize_mask_stores): Add prototype.
2594 2016-02-02 Alan Modra <amodra@gmail.com>
2597 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2600 2016-02-02 Alan Modra <amodra@gmail.com>
2603 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2604 whenever toc_label_name used.
2605 (rs6000_file_start): Don't set up toc section here,
2606 (rs6000_output_function_epilogue): do so here instead,
2607 (rs6000_xcoff_file_start): and here.
2608 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2609 (load_toc_aix_di): Likewise.
2611 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2613 PR rtl-optimization/69592
2614 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2615 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2616 (num_sign_bit_copies_binary_arith_p): New inline function.
2617 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2619 2016-02-01 Jeff Law <law@redhat.com>
2621 PR tree-optimization/69580
2622 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2623 * tree-ssa-threadbackward.c
2624 (fsm_find_control_statement_thread_paths): Do not try to walk
2625 through large PHI nodes.
2627 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2629 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2630 when count is incremented above limit, don't analyze further
2633 * omp-low.c (oacc_parse_default_dims): Avoid
2634 -Wsign-compare warning, make sure value fits into int
2635 rather than just unsigned int.
2637 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2639 PR tree-optimization/67921
2640 * fold-const.c (split_tree): New parameters. Convert pointer
2641 type variable part to proper type before negating.
2642 (fold_binary_loc): Pass new arguments to split_tree.
2644 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
2646 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
2647 (nvptx_goacc_validate_dims): Extend to handle global defaults.
2648 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
2649 * doc/tm.texti: Rebuilt.
2650 * doc/invoke.texi (fopenacc-dim): Document.
2651 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
2652 (append_compiler_options): Likewise.
2653 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
2654 (oacc_parse_default_dims): New.
2655 (oacc_validate_dims): Add USED arg. Select non-unity default when
2657 (oacc_loop_fixed_partitions): Return mask of used partitions.
2658 (oacc_loop_auto_partitions): Emit dump info.
2659 (oacc_loop_partition): Return mask of used partitions.
2660 (execute_oacc_device_lower): Parse default dimension arg. Adjust
2661 loop partitioning and validation calls.
2663 2016-02-01 Richard Biener <rguenther@suse.de>
2666 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2668 2016-02-01 Richard Biener <rguenther@suse.de>
2670 PR tree-optimization/69574
2671 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
2672 of asserting return chrec_dont_know.
2674 2016-02-01 Martin Liska <mliska@suse.cz>
2676 * mem-stats-traits.h: Add copyright header.
2677 * mem-stats.h: Likewise.
2679 2016-02-01 Richard Biener <rguenther@suse.de>
2681 PR tree-optimization/69579
2682 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
2683 Do not propagate through abnormal PHI results.
2685 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
2687 * postreload.c (reload_cse_simplify): Remove dead code.
2689 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2691 PR rtl-optimization/69570
2692 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
2693 if there is more than one set, not if there is a single set.
2695 2016-02-01 Richard Henderson <rth@redhat.com>
2698 * combine.c (make_compound_operation): When looking through a
2699 subreg, make sure to re-extend to the width of the outer mode.
2701 2016-01-30 Jakub Jelinek <jakub@redhat.com>
2703 PR tree-optimization/69546
2704 * wide-int.cc (wi::divmod_internal): For unsigned division
2705 where both operands fit into uhwi, if o1 is 1 and o0 has
2706 msb set, if divident_prec is larger than bits per hwi,
2707 clear another quotient word and return 2 instead of 1.
2708 Similarly for remainder with msb in HWI set, if dividend_prec
2709 is larger than bits per hwi.
2711 2016-01-29 Martin Jambor <mjambor@suse.cz>
2713 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
2714 Use short lowercase names.
2715 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
2716 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
2717 acq_rel one. Protect warning agains segfaults if
2718 get_memory_order_name returns NULL.
2719 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
2720 with release semantics. Do not warn if get_memory_order already did.
2721 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
2722 semantics. Fix check for relaxed or acquire semantics. Do not warn
2723 if get_memory_order already did.
2725 2016-01-29 Sebastian Pop <s.pop@samsung.com>
2727 * doc/install.texi: Document that isl-0.16 is supported.
2729 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
2732 * config/i386/constraints.md (Bm): Describe as special memory
2734 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
2735 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2736 * genpreds.c (struct constraint_data): Add is_special_memory.
2737 (have_special_memory_constraints, special_memory_start): New
2739 (special_memory_end): Ditto.
2740 (add_constraint): Add new arg is_special_memory. Add code to
2741 process its true value. Update have_special_memory_constraints.
2742 (process_define_constraint): Pass the new arg.
2743 (process_define_register_constraint): Ditto.
2744 (choose_enum_order): Process special memory.
2745 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
2746 function insn_extra_special_memory_constraint.
2747 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2748 * gensupport.c (process_rtx): Process
2749 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2750 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
2751 * ira-lives.c (single_reg_class): Use
2752 insn_extra_special_memory_constraint.
2753 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
2754 * lra-constraints.c (process_alt_operands): Ditto.
2755 (curr_insn_transform): Use insn_extra_special_memory_constraint.
2756 * recog.c (asm_operand_ok, preprocess_constraints): Process
2758 * reload.c (find_reloads): Ditto.
2759 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
2760 * stmt.c (parse_input_constraint): Use
2761 insn_extra_special_memory_constraint.
2763 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2766 * lra-splill.c (lra_final_code_change): Revert r229087 by
2767 removing all sub-registers.
2769 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
2772 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
2774 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2777 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
2778 SSE1, copy target into the temporary reg first before recursing
2781 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2783 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
2786 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2788 * ginclude/stdarg.h: Test __cplusplus instead of
2789 __GXX_EXPERIMENTAL_CXX0X__.
2791 2016-01-29 Richard Biener <rguenther@suse.de>
2793 PR tree-optimization/69547
2794 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2795 Do not mark clobbers necessary.
2796 (mark_all_reaching_defs_necessary_1): Likewise.
2798 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2800 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
2801 declaration name with %qs and print it in both error messages.
2802 Also fix indentation.
2804 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2807 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
2808 trailing blank line from error message.
2810 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2813 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
2816 2016-01-29 Richard Biener <rguenther@suse.de>
2819 * match.pd: Allow all integral types when simplifying a
2820 widening or sign-changing conversion.
2822 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2824 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
2825 back to setting codegen_error to fail codegen.
2827 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
2830 * config/i386/constraints.md (C): Only accept constant zero operand.
2831 (BC): New constraint.
2832 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
2833 instead of C constraint.
2834 * doc/md.texi (Machine Constraints): Update description
2837 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
2840 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
2842 2016-01-28 Jakub Jelinek <jakub@redhat.com>
2845 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
2848 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
2850 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
2851 branches if using guessed profile.
2853 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
2855 * graphite-optimize-isl.c (optimize_isl): Fix dump.
2857 2016-01-28 Richard Henderson <rth@redhat.com>
2860 * config/aarch64/aarch64-modes.def (CC_Cmode): New
2861 * config/aarch64/aarch64-protos.h: Update.
2862 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
2863 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
2864 (aarch64_get_condition_code_1): Handle CC_Cmode.
2865 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
2866 (*add<mode>3_compareC_cconly_imm): New.
2867 (*add<mode>3_compareC_cconly): New.
2868 (*add<mode>3_compareC_imm): New.
2869 (add<mode>3_compareC): New.
2870 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
2871 to be first. Use aarch64_carry_operation.
2872 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
2873 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
2874 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
2875 (subti3): Use subdi3_compare1.
2876 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
2877 (sub<mode>3_compare1): New.
2878 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
2879 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
2880 (*subsi3_carryin_uxtw): Likewise.
2881 (*ngc<mode>, *ngcsi_uxtw): Likewise.
2882 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
2883 * config/aarch64/iterators.md (DWI): New.
2884 * config/aarch64/predicates.md (aarch64_carry_operation): New.
2885 (aarch64_borrow_operation): New.
2887 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
2889 * graphite-optimize-isl.c (optimize_isl): Print a different debug
2890 message when isl does not return a valid schedule.
2892 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2894 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
2895 Remove comments from class declarations: they are already in the code
2898 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2900 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
2902 (ternary_op_to_tree): Same.
2903 (unary_op_to_tree): Same.
2904 (nary_op_to_tree): Same.
2905 (gcc_expression_from_isl_expr_op): Same.
2906 (gcc_expression_from_isl_expression): Same.
2907 (graphite_create_new_loop): Same.
2908 (graphite_create_new_loop_guard): Same.
2909 (build_iv_mapping): Same.
2910 (graphite_create_new_guard): Same.
2911 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
2912 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
2914 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2916 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
2917 instead of setting codegen_error to fail codegen.
2919 2016-01-28 Jason Merrill <jason@redhat.com>
2921 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
2923 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2925 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2926 Remove CONST_INT_P check in CCMP cost calculation.
2928 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2930 * config/aarch64/aarch64.c (generic_vector_cost):
2931 Set vec_permute_cost.
2932 (cortexa57_vector_cost): Likewise.
2933 (exynosm1_vector_cost): Likewise.
2934 (xgene1_vector_cost): Likewise.
2935 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
2936 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
2937 Add vec_permute_cost entry.
2939 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
2941 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
2943 (add<mode>3_compare0): Likewise.
2944 (addsi3_compare0_uxtw): Likewise.
2945 (add<mode>3nr_compare0): Likewise.
2946 (compare_neg<mode>): Likewise.
2947 (<optab><mode>3): Likewise.
2949 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
2951 * tree-vect-stmts.c (vectorizable_comparison): Add
2952 NULL check for vectype.
2954 2016-01-28 Richard Biener <rguenther@suse.de>
2956 PR tree-optimization/69466
2957 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2958 Account for PHIs we couldn't duplicate.
2960 2016-01-28 Martin Liska <mliska@suse.cz>
2963 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
2964 instead of ENABLE_VALGRIND_CHECKING.
2966 2016-01-27 Richard Henderson <rth@redhat.com>
2969 * lra-remat.c (subreg_regs): New.
2970 (dump_candidates_and_remat_bb_data): Dump it.
2971 (operand_to_remat): Reject if operand in subreg_regs.
2972 (set_bb_regs): Collect subreg_regs.
2973 (lra_remat): Init and free subreg_regs. Compute
2974 calculate_local_reg_remat_bb_data before create_cands.
2976 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
2979 * config/i386/i386.c (ix86_update_stack_boundary): Don't
2980 change stack_alignment_needed for __tls_get_addr call.
2982 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
2984 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
2986 2016-01-27 Jeff Law <law@redhat.com>
2988 PR tree-optimization/68398
2989 PR tree-optimization/69196
2990 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
2991 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
2992 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2993 Only count PHIs in the last block in the path. The others will
2994 const/copy propagate away. Add heuristic to allow more irreducible
2995 subloops to be created when it is likely profitable to do so.
2997 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2998 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
2999 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
3001 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3004 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
3005 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
3006 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
3007 * tree-streamer-in.c: Include asan.h.
3008 (streamer_get_builtin_tree): For builtins in sanitizer
3009 range call initialize_sanitizer_builtins and retry.
3011 2016-01-27 Ian Lance Taylor <iant@google.com>
3013 * common.opt (fkeep-gc-roots-live): New undocumented option.
3014 * tree-ssa-loop-ivopts.c (add_candidate_1): If
3015 -fkeep-gc-roots-live, skip pointers.
3016 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
3019 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
3023 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
3025 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
3028 * configure.ac: NetBSD provides SSP in its C library.
3029 * configure: Updated.
3031 2016-01-27 Richard Biener <rguenther@suse.de>
3033 PR tree-optimization/69166
3034 * tree-vect-loop.c (vect_is_simple_reduction): Always check
3035 reduction code for commutativity / associativity.
3037 2016-01-27 Martin Jambor <mjambor@suse.cz>
3039 PR tree-optimization/69355
3040 * tree-sra.c (analyze_access_subtree): Correct hole detection when
3041 total_scalarization fails.
3043 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
3045 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
3048 2016-01-27 Christian Bruel <christian.bruel@st.com>
3051 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
3052 Move arm_reset_previous_fndecl and set_target_option_current_node in
3053 the conditional part. Call save_restore_target_globals.
3054 * config/arm/arm.c (arm_set_current_function):
3055 Refactor to better support #pragma target and attribute mix.
3056 Call save_restore_target_globals.
3057 * config/arm/arm-protos.h (save_restore_target_globals): New function.
3059 2016-01-27 Martin Liska <mliska@suse.cz>
3061 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
3062 reference for an HSA kernel and its host function.
3064 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3066 PR tree-optimization/69399
3067 * wide-int.h (wi::lrshift): For larger precisions, only
3068 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
3070 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
3072 * config/arc/predicates.md (proper_comparison_operator): Reject
3073 constant-constant comparison.
3075 2016-01-26 Tom de Vries <tom@codesourcery.com>
3077 PR tree-optimization/69110
3078 * tree-data-ref.c (initialize_data_dependence_relation): Handle
3079 DR_NUM_DIMENSIONS == 0.
3081 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3082 Sebastian Pop <s.pop@samsung.com>
3084 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
3085 isl_ast_op_cond and isl_ast_op_select.
3086 (gcc_expression_from_isl_expr_op): Same.
3088 2016-01-26 Jason Merrill <jason@redhat.com>
3091 * tree.c (recompute_constructor_flags): Split out from
3093 (verify_constructor_flags): New.
3094 * tree.h: Declare them.
3096 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
3098 PR rtl-optimization/69217
3099 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
3100 are no TYPE_FIELDS set for the record type.
3102 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3105 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
3106 toc_label_name unconditionally.
3107 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
3108 SYMBOL_REF string. Use toc_label_name instead of constructing
3110 (rs6000_elf_declare_function_name): Use toc_label_name instead of
3111 constructing LCTOC1.
3113 2016-01-26 Martin Sebor <msebor@redhat.com>
3116 * doc/extend.texi (Common Type Attributes): Move text that talks about
3117 attribute packed from attribute aligned to the section discussing
3118 the former attribute for clarity.
3120 2016-01-26 Richard Henderson <rth@redhat.com>
3123 * trans-mem.c (tm_region_init): Mark entry block as visited.
3125 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3128 * diagnostic-show-locus.c (layout::print_source_line): Replace
3129 call to pp_newline with call to layout::print_newline.
3130 (layout::print_annotation_line): Likewise.
3131 (layout::move_to_column): Likewise.
3132 (layout::print_any_fixits): After printing any fixits, print a
3133 trailing newline, if necessary.
3134 (layout::print_newline): New method, resetting any colorization
3136 (diagnostic_show_locus): Move the pp_newline to before the
3137 early bailout. Remove dummy block enclosing the layout instance.
3138 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
3139 of pp_newline_and_flush with pp_flush.
3140 (diagnostic_append_note): Delete use of pp_newline.
3141 (diagnostic_append_note_at_rich_loc): Delete.
3142 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
3143 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
3144 when newline characters are added to the buffer.
3146 2016-01-26 Michael Matz <matz@suse.de>
3148 * configure.ac (ac_cv_std_swap_in_utility): New test.
3149 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
3150 * configure: Regenerate.
3151 * config.in: Regenerate.
3153 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
3155 * config/arc/arc.md (cstoresi4): Force operand into register.
3156 (arcset<code>): Fix predicate.
3157 (arcsetltu): Likewise.
3158 (arcsetgeu): Likewise.
3159 (arcsethi): Likewise.
3160 (arcsetls): Likewise.
3162 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3164 PR tree-optimization/69483
3165 * gimple-fold.c (canonicalize_constructor_val): Return NULL
3166 if base has error_mark_node type.
3168 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
3171 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3172 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3174 (vget_lane_f16): Handle big-endian.
3175 (vgetq_lane_f16): Likewise.
3176 (vset_lane_f16): Likewise.
3177 (vsetq_lane_f16): Likewise.
3178 * config/arm/iterators.md (VQXMOV): Add V8HF.
3179 (VDQ): Add V4HF and V8HF.
3180 (V_reg): Handle V4HF and V8HF.
3181 (Is_float_mode): Likewise.
3182 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3183 neon_vdup_nv8hf): New patterns.
3184 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3185 Use VD_LANE iterator.
3186 (neon_vld1_dup<mode>): Use VQ2 iterator.
3188 2016-01-26 Nathan Sidwell <nathan@acm.org>
3190 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3191 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3192 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3193 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3194 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3195 (oacc_validate_dims): Add LEVEL arg, don't return level.
3196 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3198 (execute_oacc_device_lower): Adjust, add more dump output.
3199 * tree-ssa-loop.c (gate_oacc_kernels): Use
3200 oacc_fn_attrib_kernels_p.
3201 * tree-parloops.c (create_parallel_loop): Adjust
3202 set_oacc_fn_attrib call.
3204 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3207 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3208 (append_compiler_options): Handle -fcilkplus.
3209 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3211 2016-01-26 Nick Clifton <nickc@redhat.com>
3214 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3215 been marked as DECL_ONE_ONLY but we do not the means to make it
3216 so, then do not allow it to bind locally.
3218 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3221 * opts.h (parse_sanitizer_options): New prototype.
3222 * opts.c (sanitizer_opts): New array.
3223 (parse_sanitizer_options): New function.
3224 (common_handle_option): Use parse_sanitizer_options.
3226 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3229 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3230 alignment adjustment to ...
3231 (ix86_update_stack_boundary): Here. Don't over-align stack for
3233 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3234 if __tls_get_addr is called.
3236 2016-01-26 Christian Bruel <christian.bruel@st.com>
3238 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3240 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3242 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3244 2016-01-26 Richard Biener <rguenther@suse.de>
3247 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3249 2016-01-26 Richard Biener <rguenther@suse.de>
3251 PR tree-optimization/69452
3252 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3253 (move_computations_dom_walker::before_dom_children): Rename
3255 (move_computations_worker): This.
3256 (move_computations): Perform an RPO rather than a DOM walk.
3258 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3261 * combine.c (combine_instructions): For REG_EQUAL note with
3262 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3263 to the underlying register.
3264 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3265 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3267 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3270 * config/aarch64/aarch64-builtins.c
3271 (aarch64_init_simd_builtin_types): Do not set structural
3272 equality to __Poly{8,16,64,128}_t types.
3274 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3276 PR tree-optimization/69400
3277 * wide-int.cc (wi_pack): Take the precision as argument and
3278 perform canonicalization here rather than in the callers.
3279 Use the main loop to handle all full-width HWIs. Add a
3280 zero HWI if in_len isn't a full result.
3281 (wi::divmod_internal): Update accordingly.
3282 (wi::mul_internal): Likewise. Simplify.
3284 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3285 Sebastian Pop <s.pop@samsung.com>
3287 * graphite-poly.c (apply_poly_transforms): Simplify.
3288 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3289 (print_isl_map): Same.
3290 (print_isl_union_map): Same.
3291 (print_isl_schedule): New.
3292 (debug_isl_schedule): New.
3293 * graphite-dependences.c (scop_get_reads): Do not call
3294 isl_union_map_add_map that is undocumented isl functionality.
3295 (scop_get_must_writes): Same.
3296 (scop_get_may_writes): Same.
3297 (scop_get_original_schedule): Remove.
3298 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3299 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3300 (compute_deps): Remove.
3301 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3302 (debug_schedule_ast): New.
3303 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3304 set_separate_option.
3305 (graphite_regenerate_ast_isl): Add dump.
3306 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3307 from scop->transformed_schedule.
3308 (graphite_regenerate_ast_isl): Add more dump.
3309 * graphite-optimize-isl.c (optimize_isl): Set
3310 scop->transformed_schedule. Check whether schedules are equal.
3311 (apply_poly_transforms): Move here.
3312 * graphite-poly.c (apply_poly_transforms): ... from here.
3313 (free_poly_bb): Static.
3314 (free_scop): Static.
3315 (pbb_number_of_iterations_at_time): Remove.
3316 (print_isl_ast): New.
3317 (debug_isl_ast): New.
3318 (debug_scop_pbb): New.
3319 * graphite-scop-detection.c (print_edge): Move.
3321 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3322 (build_scop_scattering): Remove.
3323 (create_pw_aff_from_tree): Assert instead of bailing out.
3324 (add_condition_to_pbb): Remove unused code, do not fail.
3325 (add_conditions_to_domain): Same.
3326 (add_conditions_to_constraints): Remove.
3327 (build_scop_context): New.
3328 (add_iter_domain_dimension): New.
3329 (build_iteration_domains): Initialize pbb->iterators.
3330 Call add_conditions_to_domain.
3333 (index_outermost_in_loop): New.
3334 (index_pbb_in_loop): New.
3335 (outermost_pbb_in): New.
3336 (add_in_sequence): New.
3337 (add_outer_projection): New.
3338 (outer_projection_mupa): New.
3339 (add_loop_schedule): New.
3340 (build_schedule_pbb): New.
3341 (build_schedule_loop): New.
3342 (embed_in_surrounding_loops): New.
3343 (build_schedule_loop_nest): New.
3344 (build_original_schedule): New.
3345 (build_poly_scop): Call build_original_schedule.
3346 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3347 (free_poly_dr): Remove.
3348 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3349 (free_poly_bb): Remove.
3350 (debug_loop_vec): Remove.
3351 (print_isl_ast): Declare.
3352 (debug_isl_ast): Declare.
3353 (scop_do_interchange): Remove.
3354 (scop_do_strip_mine): Remove.
3355 (scop_do_block): Remove.
3356 (flatten_all_loops): Remove.
3357 (optimize_isl): Remove.
3358 (pbb_number_of_iterations_at_time): Remove.
3359 (debug_scop_pbb): Declare.
3360 (print_schedule_ast): Declare.
3361 (debug_schedule_ast): Declare.
3362 (struct scop): Remove schedule. Add original_schedule,
3363 transformed_schedule.
3364 (free_gimple_poly_bb): Remove.
3365 (print_generated_program): Remove.
3366 (debug_generated_program): Remove.
3367 (unify_scattering_dimensions): Remove.
3368 * sese.c (print_edge): ... here.
3369 (print_sese): ... here.
3370 (debug_edge): ... here.
3371 (debug_sese): ... here.
3372 * sese.h (print_edge): Declare.
3373 (print_sese): Declare.
3374 (dump_edge): Declare.
3375 (dump_sese): Declare.
3377 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3378 Sebastian Pop <s.pop@samsung.com>
3380 * Makefile.in: Set ISLVER in site.exp.
3382 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3384 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3385 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3386 through DECL_VALUE_EXPR for expansion.
3388 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3390 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3391 the frame info after reload completed.
3393 2016-01-25 Jeff Law <law@redhat.com>
3395 PR tree-optimization/69196
3396 PR tree-optimization/68398
3397 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3398 tree-ssa-threadupdate.c.
3399 (determine_bb_domination_status): Prototype
3400 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3401 (determine_bb_domination_status): No longer static.
3402 (valid_jump_thread_path): Remove code to detect characteristics
3403 of the jump thread path not associated with correctness.
3404 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3405 Correct test for thread path length. Count PHIs for real operands as
3406 statements that need to be copied. Do not count ASSERT_EXPRs.
3407 Look at all the blocks in the thread path. Compute and selectively
3408 filter thread paths based on threading through the latch, threading
3409 a multiway branch or crossing a multiway branch.
3411 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3413 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3414 decl with __attribute__ ((unused)) annotation.
3416 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3419 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3420 of operands is compatible with a statement vectype.
3422 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3424 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3425 improve wording for mixed storage order support.
3427 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3429 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3430 (vcvt_u64_f64): Likewise.
3431 (vcvta_s64_f64): Likewise.
3432 (vcvta_u64_f64): Likewise.
3433 (vcvtm_s64_f64): Likewise.
3434 (vcvtm_u64_f64): Likewise.
3435 (vcvtn_s64_f64): Likewise.
3436 (vcvtn_u64_f64): Likewise.
3437 (vcvtp_s64_f64): Likewise.
3438 (vcvtp_u64_f64): Likewise.
3440 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3442 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3443 (arc_init): Check validity mll64 option.
3444 (arc_save_restore): Use double load/store instruction.
3445 (arc_expand_movmem): Likewise.
3446 (arc_split_move): Don't split if we have double load/store
3447 instructions. Returns a boolean.
3448 (arc_process_double_reg_moves): Change function to return boolean
3449 instead of a sequence of instructions.
3450 (arc_dwarf_register_span): New function.
3451 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3452 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3453 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3454 (*movdf_insn): Likewise.
3455 * config/arc/arc.opt (mll64): New option.
3456 * config/arc/predicates.md (even_register_operand): New predicate.
3457 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3459 2016-01-25 Richard Biener <rguenther@suse.de>
3462 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3463 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3465 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3467 2016-01-25 Richard Biener <rguenther@suse.de>
3469 PR tree-optimization/69376
3470 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3472 (VN_INFO_ANTI_RANGE_P): New inline.
3473 (VN_INFO_RANGE_TYPE): Likewise.
3474 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3475 SSA_NAME_ANTI_RANGE_P.
3476 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3477 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3478 Properly query VN_INFO_RANGE_TYPE.
3480 2016-01-25 Nick Clifton <nickc@redhat.com>
3483 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3485 2016-01-23 Tom de Vries <tom@codesourcery.com>
3487 PR tree-optimization/69426
3488 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3491 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3493 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3494 "the the" with "the" in the comments.
3495 * ipa-devirt.c (build_type_inheritance_graph,
3496 update_type_inheritance_graph): Likewise.
3497 * tree.c (build_function_type_list_1): Likewise.
3498 * cfgloopmanip.c (scale_loop_profile): Likewise.
3499 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3500 * gimple-ssa-split-paths.c
3501 (find_block_to_duplicate_for_splitting_paths): Likewise.
3502 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3503 * expr.c (convert_move): Likewise.
3504 * var-tracking.c (vt_stack_adjustments): Likewise.
3505 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3506 * tree-vrp.c (test_for_singularity): Likewise.
3508 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3509 directly instead of building a temporary tree.
3512 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3513 remove <algorithm> include.
3515 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3518 * config/i386/i386.c: Include dojump.h.
3519 (expand_small_movmem_or_setmem,
3520 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3522 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3523 if dynamic_check != -1.
3525 2016-01-21 Jeff Law <law@redhat.com>
3528 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3529 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3530 into dominated_by_p.
3531 (cprop_into_successor_phis): Avoid unnecessary tests.
3533 2016-01-22 Richard Henderson <rth@redhat.com>
3536 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3537 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3539 2016-01-22 Michael Matz <matz@suse.de>
3541 * system.h (string, algorithm): Include only conditionally.
3542 (new): Include always under C++.
3543 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3544 * final.c (toplevel): Ditto.
3545 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3546 * genconditions.c (write_header): Make gencondmd.c define
3548 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3550 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3551 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3553 2016-01-22 Christian Bruel <christian.bruel@st.com>
3556 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3558 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3561 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3562 define_insn_and_split. Ensure operands[1] and operands[0] do not
3563 get assigned the same register.
3565 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3567 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3569 2016-01-22 Christian Bruel <christian.bruel@st.com>
3571 * config/arm/arm-c.c (arm_pragma_target_parse):
3572 Remove warn_builtin_macro_redefined overwrite.
3574 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3576 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3577 flag_non_call_exceptions compatibility.
3579 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3582 * dwarf2out.c (add_child_die_after): New function.
3583 (dwarf_qual_info_t): New type.
3584 (dwarf_qual_info): New variable.
3585 (qualified_die_p): New function.
3586 (modified_type_die): For -fdebug-types-section, ensure
3587 canonical order of qualifiers. Put qualified DIEs adjacent
3588 to the corresponding non-qualified type DIE and search there
3589 for existing qualified DIEs.
3591 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3593 * doc/extend.texi (scalar_storage_order type attribute): Document
3594 restriction on type punning and aliasing, and remove future tense.
3596 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3599 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3602 2016-01-21 Jeff Law <law@redhat.com>
3605 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3606 useless call to record_temporary_equivalences.
3607 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3608 allocate 10 slots in the bb_path vector and let it grow as needed.
3609 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3612 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3614 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3616 * configure: Regenerate.
3618 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3620 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3621 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3623 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3626 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3627 drop EXPAND_INITIALIZER.
3628 * rtl.h (contains_symbolic_reference_p): Declare.
3629 * rtlanal.c (contains_symbolic_reference_p): New function.
3630 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3631 a subtraction into a NOT if symbolic constants are involved.
3633 2016-01-21 Anton Blanchard <anton@samba.org>
3634 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3637 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3639 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3642 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3644 * config/microblaze/microblaze.c
3645 (get_branch_target): New.
3646 (insert_wic_for_ilb_runout): New.
3648 (microblaze_machine_dependent_reorg): New.
3649 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
3650 * config/microblaze/microblaze.md
3651 (UNSPEC_IPREFETCH): Define.
3652 (iprefetch): New pattern
3653 * config/microblaze/microblaze.opt
3654 (mxl-prefetch): New flag.
3656 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3658 * config/microblaze/microblaze.h
3659 (FIXED_REGISTERS): Update in macro.
3660 (CALL_USED_REGISTERS): Update in macro.
3662 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
3664 PR rtl-optimization/68920
3665 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
3668 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
3670 PR rtl-optimization/68990
3671 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
3672 pseudo instead of inheritance ones.
3674 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3675 Nick Clifton <nickc@redhat.com>
3679 * config/mips/mips.c (mips_compute_frame_info): Initialise
3680 args_size and hard_frame_pointer_offset fields of the frame
3681 structure before calling mips_global_pointer.
3683 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3685 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
3687 * configure: Regenerate.
3689 2016-01-21 Richard Biener <rguenther@suse.de>
3691 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
3693 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3695 * config/s390/s390.c (s390_asm_declare_function_size): Add code
3696 to actually emit the .size directive.
3698 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
3699 Jakub Jelinek <jakub@redhat.com>
3703 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
3704 args array size by one to avoid buffer overflow.
3706 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3708 * config/s390/s390.md (pool_section_start): Use switch_to_section
3709 to select proper read-only data section instead of hardcoding
3711 (pool_section_end): Use switch_to_section to match the above.
3713 2016-01-21 Richard Biener <rguenther@suse.de>
3715 PR tree-optimization/69378
3716 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
3717 (set_ssa_val_to): Use it for dominance checks taking into
3718 account not executable edges.
3720 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3723 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
3724 for bitsize instead of GET_MODE_PRECISION (mode).
3726 2016-01-20 Martin Sebor <msebor@redhat.com>
3729 * extend.texi (__sync Builtins): Clarify the semantics of
3730 __sync_fetch_and_OP built-ins on pointers.
3731 (__atomic Builtins): Same.
3733 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3734 Sebastian Pop <s.pop@samsung.com>
3736 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
3737 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
3738 (is_valid_rename): Same.
3739 (translate_isl_ast_to_gimple::get_rename): Same.
3740 (translate_isl_ast_to_gimple::rename_all_uses): Same.
3741 (translate_isl_ast_to_gimple::rename_uses): Same.
3742 (get_new_name): Check for close_phi nodes.
3743 (copy_loop_phi_args): Use phi_node_kind.
3744 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
3745 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
3747 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3748 Sebastian Pop <s.pop@samsung.com>
3750 Revert commit r229783.
3751 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
3752 Remove use of parameter_rename_map.
3754 (copy_internal_parameters): Remove.
3755 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
3756 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
3757 (free_sese_info): Do not free parameter_rename_map.
3758 (set_rename): Do not use parameter_rename_map.
3759 (rename_uses): Update call to set_rename.
3760 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
3761 * sese.h (parameter_rename_map_t): Remove.
3762 (struct sese_info_t): Remove field parameter_rename_map.
3764 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3765 Sebastian Pop <s.pop@samsung.com>
3767 * graphite-isl-ast-to-gimple.c: Fix comment.
3768 * graphite-scop-detection.c (defined_in_loop_p): New.
3769 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
3770 names defined in loop.
3772 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3773 Sebastian Pop <s.pop@samsung.com>
3775 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3776 Discard unstructured if-then-else regions.
3778 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3779 Sebastian Pop <s.pop@samsung.com>
3781 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
3782 (cleanup_loop_iter_dom): Remove.
3783 (build_loop_iteration_domains): Remove.
3784 (build_scop_context): Remove.
3785 (build_scop_iteration_domain): Remove.
3786 (add_loop_constraints): New.
3787 (build_iteration_domains): New.
3788 (build_poly_scop): Call build_iteration_domains.
3790 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3791 Sebastian Pop <s.pop@samsung.com>
3793 * graphite-scop-detection.c
3794 (scop_detection::harmful_loop_in_region): Free dom and loops.
3795 (scop_detection::loop_body_is_valid_scop): Free bbs.
3797 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3798 Sebastian Pop <s.pop@samsung.com>
3800 * graphite-scop-detection.c (record_loop_in_sese): New.
3801 (gather_bbs::before_dom_children): Call record_loop_in_sese.
3802 (build_scops): Remove call to build_sese_loop_nests.
3803 * sese.c (sese_record_loop): Remove.
3804 (build_sese_loop_nests): Remove.
3805 (new_sese_info): Remove region->loops.
3806 (free_sese_info): Same.
3807 * sese.h (sese_contains_loop): Same.
3808 (build_sese_loop_nests): Remove.
3809 (sese_contains_loop): Remove.
3811 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3812 Sebastian Pop <s.pop@samsung.com>
3814 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
3815 loop_is_valid_in_scop.
3816 (scop_detection::harmful_stmt_in_region): Renamed
3817 harmful_loop_in_region.
3818 Call loop_is_valid_in_scop.
3820 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3821 Sebastian Pop <s.pop@samsung.com>
3823 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
3826 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3827 Sebastian Pop <s.pop@samsung.com>
3829 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
3830 * graphite.h (struct poly_bb): Remove field is_reduction.
3831 (PBB_IS_REDUCTION): Remove.
3833 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3834 Sebastian Pop <s.pop@samsung.com>
3836 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
3837 (add_pdr_constraints): Same.
3838 (scop_get_reads): Same.
3839 (scop_get_must_writes): Same.
3840 (scop_get_may_writes): Same.
3841 (scop_get_original_schedule): Same.
3842 (extend_schedule): Same.
3843 (apply_schedule_on_deps): Same.
3844 (carries_deps): Same.
3845 (compute_deps): Same.
3846 (scop_get_dependences): Same.
3847 * graphite-isl-ast-to-gimple.c
3848 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
3849 * graphite-optimize-isl.c (get_schedule_for_band): Same.
3850 (get_schedule_for_band_list): Same.
3851 (get_schedule_map): Same.
3852 (apply_schedule_map_to_scop): Same.
3853 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3854 (build_loop_iteration_domains): Same.
3855 (add_condition_to_pbb): Same.
3856 (add_param_constraints): Same.
3857 (pdr_add_memory_accesses): Same.
3858 (pdr_add_data_dimensions): Same.
3860 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3862 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
3865 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
3867 * common.opt (feliminate-dwarf2-dups): Replace references to
3868 "DWARF 2" with just "DWARF".
3869 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
3870 * doc/extend.texi: Likewise.
3871 * doc/cpp.texi: Likewise.
3872 * doc/invoke.texi: Likewise.
3873 (Option Summary): Add -gdwarf to list of Debugging Options.
3874 (Debugging Options): Document -gdwarf.
3875 * doc/contrib.texi: Spell "DWARF" like that.
3877 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3879 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
3880 warning. Fix up formatting.
3883 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
3884 attempt to mark memory input operand addressable and
3885 call prepare_gimple_addressable in that case. Don't adjust
3886 input_location for diagnostics, use error_at instead.
3888 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
3890 * config/rs6000/ppc-auxv.h: New file.
3891 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
3893 (cpu_supports): Likewise.
3894 * config/rs6000/rs6000.c: include "ppc-auxv.h".
3895 (cpu_is_info): New variable.
3896 (cpu_supports_info): Likewise.
3897 (tcb_verification_symbol): Likewise.
3898 (cpu_builtin_p): Likewise.
3899 (cpu_expand_builtin): New function.
3900 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
3901 (rs6000_init_builtins): Likewise.
3902 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
3903 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
3904 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
3905 * configure: Regenerate.
3906 * config.in: Likewise.
3907 * doc/extend.texi (PowerPC Built-in Functions): Document
3908 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
3910 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
3913 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
3915 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
3918 2016-01-20 Richard Henderson <rth@redhat.com>
3924 * tree.c (tm_define_builtin): New.
3925 (find_tm_vector_type): New.
3926 (build_tm_vector_builtins): New.
3927 (build_common_builtin_nodes): Call it.
3929 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
3931 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
3932 (arm_fp_ok): Likewise.
3934 (arm_crypto): Likewise.
3936 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
3937 Richard Biener <rguenther@suse.de>
3939 PR tree-optimization/69328
3940 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
3941 vectors have same number of elements.
3942 (vectorizable_condition): Fix masked version recognition.
3944 2016-01-20 Richard Biener <rguenther@suse.de>
3946 PR tree-optimization/69345
3947 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
3948 (VN_INFO_PTR_INFO): Likewise.
3949 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
3950 info when it is equal between non-dominating SSA names.
3951 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3952 Make sure to look at original SSA infos.
3954 2016-01-20 Jeff Law <law@redhat.com>
3957 * config/m68k/predicates.md (pow2_m1_operand): New predicate
3959 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
3960 (pc_or_label_operand): New predicate.
3961 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
3962 tests for small integers that are 2^n - 1.
3964 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
3966 * doc/invoke.texi (Options Summary): Add '.' after @xref.
3968 2016-01-19 Jeff Law <law@redhat.com>
3971 * tree-ssa-threadbackwards.c
3972 (fsm_find_control_statement_thread_paths): Do not try to lookup
3973 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
3975 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3977 * doc/lto.texi: Remove text that says only Gold has linker plugin
3980 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
3982 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
3983 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
3984 the DIE accordingly.
3985 (modified_type_die): Add REVERSE parameter and pass it recursively,
3986 as well as to base_type_die. Adjust presence check accordingly.
3987 (base_type_for_mode): Adjust call to modified_type_die.
3988 (add_type_attribute): Add REVERSE parameter and pass it to
3990 (generic_parameter_die): Adjust call to add_type_attribute.
3991 (add_scalar_info): Likewise.
3992 (add_subscript_info): Likewise.
3993 (gen_array_type_die): Likewise.
3994 (gen_descr_array_type_die): Likewise.
3995 (gen_entry_point_die): Likewise.
3996 (gen_enumeration_type_die): Likewise.
3997 (gen_formal_parameter_die): Likewise.
3998 (gen_subprogram_die): Likewise.
3999 (gen_variable_die ): Likewise.
4000 (gen_const_die): Likewise.
4001 (gen_field_die): Likewise.
4002 (gen_pointer_type_die): Likewise.
4003 (gen_reference_type_die): Likewise.
4004 (gen_ptr_to_mbr_type_die): Likewise.
4005 (gen_inheritance_die): Likewise.
4006 (gen_subroutine_type_die): Likewise.
4007 (gen_typedef_die): Likewise.
4008 (force_type_die): Adjust call to modified_type_die.
4010 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
4012 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
4013 flow throughout the file. Fix broken link to Objective-C 2.0
4015 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
4018 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4020 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
4022 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4025 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
4026 (maybe_record_node): Record cxa_pure_virtual as the only possible
4027 target if there are not ohter candidates.
4028 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
4030 2016-01-19 Richard Biener <rguenther@suse.de>
4032 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
4033 (get_memory_order): Likewise.
4035 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
4037 * tree-vect-stmts.c (vectorizable_store): Check
4040 2016-01-19 David Malcolm <dmalcolm@redhat.com>
4043 * gcc.c (driver::decode_argv): Add call to
4044 init_opts_obstack before init_options_struct.
4045 * opts.c (init_opts_obstack): Remove idempotency.
4046 (init_options_struct): Replace call to init_opts_obstack
4047 with a gcc_assert to verify that it has already been called.
4048 * toplev.c (toplev::main): Add call to init_opts_obstack before
4049 calls to init_options_struct.
4050 (toplev::finalize): Move cleanup of opts_obstack next to
4051 cleanup of save_decoded_options, clearing the latter, and
4052 save_decoded_options_count.
4054 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4057 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
4058 attribute to unconditional. Remove %? from output template.
4060 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4061 Jiong Wang <jiong.wang@arm.com>
4063 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
4064 generated from different expand order.
4066 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4068 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
4069 Add support for CCMP costing.
4071 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4073 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
4074 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
4075 (fccmpe<mode>): Likewise.
4076 (fcmp): Rename to fcmp and globalize pattern.
4078 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
4079 (aarch64_gen_ccmp_next): Add FP support.
4081 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4083 * target.def (gen_ccmp_first): Update documentation.
4084 (gen_ccmp_next): Likewise.
4085 * doc/tm.texi (gen_ccmp_first): Update documentation.
4086 (gen_ccmp_next): Likewise.
4087 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
4088 expand_ccmp_expr_1. Improve comments.
4089 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
4090 (ccmp_ior<mode>): Remove pattern.
4091 (cmp<mode>): Remove expand.
4092 (cmp): Globalize pattern.
4093 (cstorecc4): Use cc_register.
4094 (mov<mode>cc): Remove ccmp_cc_register check.
4095 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
4096 Simplify after removal of CC_DNE/* modes.
4097 (aarch64_ccmp_mode_to_code): Remove.
4098 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
4099 In 'k' case use integer as condition.
4100 (aarch64_nzcv_codes): Remove inverted cases.
4101 (aarch64_code_to_ccmode): Remove.
4102 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
4103 comparison with CC register to be used in folowing CCMP/branch/CSEL.
4104 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
4105 pattern. Return the comparison with CC register. Invert conditions
4107 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
4108 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
4110 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4112 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4113 instrumented_version.
4115 2016-01-19 Richard Biener <rguenther@suse.de>
4117 PR tree-optimization/69336
4118 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
4119 handled components with get_ref_base_and_extent.
4120 (equal_mem_array_ref_p): Adjust.
4122 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4125 * shrink-wrap.c: Include valtrack.h.
4126 (move_insn_for_shrink_wrap): Add DEBUG argument. If
4127 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
4128 in between insn and where it will be moved to. Call
4129 dead_debug_insert_temp.
4130 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
4131 first and dead_debug_local_finish at the end.
4132 For uses and defs bitmap, handle all regs in between REGNO and
4133 END_REGNO, not just the first one.
4135 2016-01-19 Richard Biener <rguenther@suse.de>
4137 PR tree-optimization/69352
4138 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
4139 (equal_mem_array_ref_p): Constrain size and max size properly.
4140 Compare the reverse flag.
4142 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
4144 * ira.c (ira): Update regstat data if we deleted insns.
4146 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4148 PR rtl-optimization/68955
4149 PR rtl-optimization/64557
4150 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
4151 here. Fix up formatting.
4152 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
4154 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4157 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
4158 assume that the node has body.
4159 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
4162 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4164 * lto-streamer-out.c (lto_output): Do not stream instrumentation
4167 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4169 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
4170 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4172 2016-01-19 Martin Jambor <mjambor@suse.cz>
4173 Martin Liska <mliska@suse.cz>
4174 Michael Matz <matz@suse.de>
4176 * Makefile.in (OBJS): Add new source files.
4177 (GTFILES): Add hsa.c.
4178 * common.opt (disable_hsa): New variable.
4179 (-Whsa): New warning.
4180 * config.in (ENABLE_HSA): New.
4181 * configure.ac: Treat hsa differently from other accelerators.
4182 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4184 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4185 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4186 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4188 * doc/invoke.texi (-Whsa): Document.
4189 (hsa-gen-debug-stores): Likewise.
4190 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4191 to invoke offload compiler for hsa acclerator.
4192 * opts.c (common_handle_option): Determine whether HSA offloading
4193 should be performed.
4194 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4195 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4196 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4197 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4198 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4199 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4200 GF_OMP_FOR_KIND_GRID_LOOP.
4201 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4202 (pp_gimple_stmt_1): Likewise.
4203 * gimple-walk.c (walk_gimple_stmt): Likewise.
4204 * gimple.c (gimple_build_omp_grid_body): New function.
4205 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4206 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4207 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4208 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4209 GF_OMP_TEAMS_GRID_PHONY.
4210 (gimple_statement_omp_single_layout): Updated comments.
4211 (gimple_build_omp_grid_body): New function.
4212 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4213 (gimple_omp_for_grid_phony): New function.
4214 (gimple_omp_for_set_grid_phony): Likewise.
4215 (gimple_omp_parallel_grid_phony): Likewise.
4216 (gimple_omp_parallel_set_grid_phony): Likewise.
4217 (gimple_omp_teams_grid_phony): Likewise.
4218 (gimple_omp_teams_set_grid_phony): Likewise.
4219 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4220 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4221 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4222 (BUILT_IN_GOMP_TARGET): Updated type.
4223 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4224 (adjust_for_condition): New function.
4225 (get_omp_for_step_from_incr): Likewise.
4226 (extract_omp_for_data): Moved parts to adjust_for_condition and
4227 get_omp_for_step_from_incr.
4228 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4229 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4230 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4231 (scan_omp_parallel): Do not create child functions for phony
4233 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4234 (scan_omp_1_op): Checking assert we are not remapping to
4235 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4236 (parallel_needs_hsa_kernel_p): New function.
4237 (expand_parallel_call): Register apprpriate parallel child
4238 functions as HSA kernels.
4239 (grid_launch_attributes_trees): New type.
4240 (grid_attr_trees): New variable.
4241 (grid_create_kernel_launch_attr_types): New function.
4242 (grid_insert_store_range_dim): Likewise.
4243 (grid_get_kernel_launch_attributes): Likewise.
4244 (get_target_argument_identifier_1): Likewise.
4245 (get_target_argument_identifier): Likewise.
4246 (get_target_argument_value): Likewise.
4247 (push_target_argument_according_to_value): Likewise.
4248 (get_target_arguments): Likewise.
4249 (expand_omp_target): Call get_target_arguments instead of looking
4250 up for teams and thread limit.
4251 (grid_expand_omp_for_loop): New function.
4252 (grid_arg_decl_map): New type.
4253 (grid_remap_kernel_arg_accesses): New function.
4254 (grid_expand_target_kernel_body): New function.
4255 (expand_omp): Call it.
4256 (lower_omp_for): Do not emit phony constructs.
4257 (lower_omp_taskreg): Do not emit phony constructs but create for them
4258 a temporary variable receiver_decl.
4259 (lower_omp_taskreg): Do not emit phony constructs.
4260 (lower_omp_teams): Likewise.
4261 (lower_omp_grid_body): New function.
4262 (lower_omp_1): Call it.
4263 (grid_reg_assignment_to_local_var_p): New function.
4264 (grid_seq_only_contains_local_assignments): Likewise.
4265 (grid_find_single_omp_among_assignments_1): Likewise.
4266 (grid_find_single_omp_among_assignments): Likewise.
4267 (grid_find_ungridifiable_statement): Likewise.
4268 (grid_target_follows_gridifiable_pattern): Likewise.
4269 (grid_remap_prebody_decls): Likewise.
4270 (grid_copy_leading_local_assignments): Likewise.
4271 (grid_process_kernel_body_copy): Likewise.
4272 (grid_attempt_target_gridification): Likewise.
4273 (grid_gridify_all_targets_stmt): Likewise.
4274 (grid_gridify_all_targets): Likewise.
4275 (execute_lower_omp): Call grid_gridify_all_targets.
4276 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4277 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4278 (tree_omp_clause): Added union field dimension.
4279 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4280 * tree.c (omp_clause_num_ops): Added number of arguments of
4281 OMP_CLAUSE__GRIDDIM_.
4282 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4283 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4284 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4285 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4286 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4287 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4288 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4289 * tree-pass.h (make_pass_gen_hsail): Declare.
4290 (make_pass_ipa_hsa): Likewise.
4291 * ipa-hsa.c: New file.
4292 * lto-section-in.c (lto_section_name): Add hsa section name.
4293 * lto-streamer.h (lto_section_type): Add hsa section.
4294 * timevar.def (TV_IPA_HSA): New.
4295 * hsa-brig-format.h: New file.
4296 * hsa-brig.c: New file.
4297 * hsa-dump.c: Likewise.
4298 * hsa-gen.c: Likewise.
4301 * toplev.c (compile_file): Call hsa_output_brig.
4302 * hsa-regalloc.c: New file.
4304 2016-01-18 Jeff Law <law@redhat.com>
4306 PR tree-optimization/69320
4307 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4308 ranged object, do nothing if the RHS constant is not [0..1].
4309 (optimize_stmt): Comparing a boolean ranged object against a
4310 constant outside [0..1] results in a compile-time constant.
4312 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4315 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4317 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4318 (Option Summary): Update to reflect new section and moved options.
4319 (C++ Dialect Options): Move -fstats to new section.
4320 (Debugging Options): Move all dump, statistics, and other GCC
4321 developer options to new section. Rewrite section introduction
4322 and re-order remaining options to put the more basic ones first.
4323 (Optimization Options): Move -fira-verbose and -flto-report* to
4325 (Developer Options): New section incorporating moved options.
4326 * doc/cppopts.texi (-dM): Update cross-reference.
4328 2016-01-18 Richard Henderson <rth@redhat.com>
4331 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4332 operands to pseudo only if CSE is expected. Split long immediate
4333 operands only after reload, and for the stack pointer.
4334 (*add<GPI>3_pluslong): Remove.
4335 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4336 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4337 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4338 (*add<GPI>3 peepholes): New.
4339 (*add<GPI>3 splitters): New.
4340 * config/aarch64/constraints.md (Upl): New.
4341 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4343 2016-01-18 Richard Biener <rguenther@suse.de>
4345 PR tree-optimization/69297
4346 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4348 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4350 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4353 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4354 of mixind vector and scalar types.
4355 (fold_relational_const): Add handling of vector
4356 comparison with boolean result.
4357 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4358 comparison of vector operands with boolean result for EQ/NE only.
4359 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4360 (verify_gimple_cond): Likewise.
4361 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4364 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4366 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4369 2016-01-18 Richard Biener <rguenther@suse.de>
4372 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4374 2016-01-18 Tom de Vries <tom@codesourcery.com>
4376 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4378 2016-01-18 Tom de Vries <tom@codesourcery.com>
4380 * omp-low.c (set_oacc_fn_attrib): Make extern.
4381 * omp-low.h (set_oacc_fn_attrib): Declare.
4382 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4383 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4384 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4385 Add and handle function parameter oacc_kernels_p.
4386 (find_reduc_addr, get_omp_data_i_param): New function.
4387 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4388 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4389 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4390 Calculate dominance info. Skip loops that are not in a kernels region
4391 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4392 (pass_parallelize_loops::execute): Call parallelize_loops with
4393 oacc_kernels_p argument.
4394 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4395 New member function.
4396 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4397 * passes.def: Add argument to pass_parallelize_loops instantation.
4399 2016-01-18 Tom de Vries <tom@codesourcery.com>
4401 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4402 pass_parallelize_loops to be run outside the loop pipeline.
4404 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4406 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4407 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4409 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4412 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4413 using get_ref_base_and_extent.
4414 (equal_mem_array_ref_p): New.
4415 (hashable_expr_equal_p): Add call to previous.
4417 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4420 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4421 (sra_initialize): Allocate disqualified_constants.
4422 (sra_deinitialize): Free disqualified_constants.
4423 (disqualify_candidate): Update disqualified_constants when appropriate.
4424 (create_access): Scan for constant-pool entries as we go along.
4425 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4426 (maybe_add_sra_candidate): Allow constant-pool entries.
4427 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4428 (initialize_constant_pool_replacements): New.
4429 (sra_modify_assign): Avoid mangling assignments created by previous,
4430 and don't generate writes into constant pool.
4431 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4433 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4435 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4437 (scalar_chain::convert_op): Likewise.
4438 * config/i386/i386.md (*andndi3_doubleword): New.
4440 2016-01-18 Richard Biener <rguenther@suse.de>
4442 PR tree-optimization/69170
4443 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4444 building a vector from scalar results of a pattern stmt.
4446 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4448 * haifa-sched.c (autopref_multipass_init): Work around
4449 -Wmaybe-uninitialized warning.
4451 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4453 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4454 against the constant 0.
4456 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4458 PR tree-optimization/68799
4459 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4460 look up phi candidates in the statement-candidate map.
4461 (phi_add_costs): Likewise.
4462 (record_phi_increments): Likewise.
4463 (phi_incr_cost): Likewise.
4464 (ncd_with_phi): Likewise.
4465 (all_phi_incrs_profitable): Likewise.
4467 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4469 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4470 -Wmaybe-uninitialized warning.
4472 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4474 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4475 (Option Summary): Update to reflect new section and moved options.
4476 (C++ Dialect Options): Move -fvtable-verify and related options.
4477 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4478 and profiling-related options.
4479 (Optimization Options): Move profile generation options and
4480 -fstack-protector and related options.
4481 (Instrumentation Options): New section incorporating moved options.
4482 (Code Generation Options): Move -finstrument-functions and
4483 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4485 2016-01-16 Tom de Vries <tom@codesourcery.com>
4487 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4489 2016-01-16 Tom de Vries <tom@codesourcery.com>
4491 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4493 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4495 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4496 that checks whether the table is already empty. Rename the
4497 original implementation to...
4498 (hash_table::empty_slot): ...this new private function.
4500 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4503 * diagnostic-show-locus.c (layout::print_source_line): Move x
4504 offset of line until after call to
4505 get_line_width_without_trailing_whitespace.
4507 2016-01-15 Jeff Law <law@redhat.com>
4509 PR tree-optimization/69270
4510 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4511 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4512 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4513 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4514 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4515 ssa_name_has_boolean_range and constant_boolean_node.
4517 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4519 PR rtl-optimization/69030
4520 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4522 (spill_pseudos): Delete debug insn for dead pseudo.
4523 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4525 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4527 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4529 (TYPES_UNOPUS): Likewise.
4530 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4531 builtin type, from UNOP to UNOPUS.
4532 (lbtruncuv4sf): Likewise.
4533 (lbtruncuv2df): Likewise.
4534 (lrounduv2sf): Likewise.
4535 (lrounduv4sf): Likewise.
4536 (lrounduv2df): Likewise.
4537 (lroundusf): Likewise.
4538 (lroundusf): Likewise.
4539 (lceiluv2sf): Likewise.
4540 (lceiluv4sf): Likewise.
4541 (lceiluv2df): Likewise.
4542 (lceilusf): Likewise.
4543 (lceiludf): Likewise.
4544 (lflooruv2sf): Likewise.
4545 (lflooruv4sf): Likewise.
4546 (lflooruv2df): Likewise.
4547 (lfloorusf): Likewise.
4548 (lfloorudf): Likewise.
4549 (lfrintnuv2sf): Likewise.
4550 (lfrintnuv4sf): Likewise.
4551 (lfrintnuv2df): Likewise.
4552 (lfrintnusf): Likewise.
4553 (lfrintnudf): Likewise.
4554 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4556 (vcvtq_u32_f32): Likewise.
4557 (vcvtq_u64_f64): Likewise.
4558 (vcvta_u32_f32): Likewise.
4559 (vcvtaq_u32_f32): Likewise.
4560 (vcvtaq_u64_f64): Likewise.
4561 (vcvtm_u32_f32): Likewise.
4562 (vcvtmq_u32_f32): Likewise.
4563 (vcvtmq_u64_f64): Likewise.
4564 (vcvtn_u32_f32): Likwise.
4565 (vcvtnq_u32_f32): Likewise.
4566 (vcvtnq_u64_f64): Likewise.
4567 (vcvtp_u32_f32): Likewise.
4568 (vcvtpq_u32_f32): Likewise.
4569 (vcvtpq_u64_f64): Likewise.
4570 (vcvtmd_u64_f64): Likewise.
4571 (vcvtms_u32_f32): Likewise.
4572 (vcvtad_u64_f64): Likewise.
4573 (vcvtas_u32_f32): Likewise.
4574 (vcvtnd_u64_f64): Likewise.
4575 (vcvtns_u32_f32): Likewise.
4576 (vcvtpd_u64_f64): Likewise.
4577 (vcvtps_u32_f32): Likewise.
4579 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4581 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4582 CSEL of zero_extended registers.
4584 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4586 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4587 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4589 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4591 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4592 false when argument string is not found in the attributes table
4595 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4598 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4599 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4600 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4603 2016-01-15 Richard Biener <rguenther@suse.de>
4605 PR tree-optimization/66856
4606 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4607 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4608 (vect_create_new_slp_node): Increment stmt reference count.
4609 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4610 an SLP tree before swapping operands.
4611 (vect_build_slp_tree): Likewise.
4612 (destroy_bb_vec_info): Free stmt info after SLP instances.
4613 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4614 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4615 (STMT_VINFO_NUM_SLP_USES): New macro.
4617 2016-01-15 Richard Biener <rguenther@suse.de>
4620 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4621 (add_linkage_name): ... here.
4622 (gen_typedef_die): Use add_linkage_name_raw instead of
4623 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4626 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4628 * gimplify.c (oacc_default_clause): Decode reference and pointer
4629 types for both kernels and parallel regions.
4631 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4634 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4636 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4638 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4639 (convert_scalars_to_vector): Likewise.
4641 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4643 * doc/extend.texi (Type Traits): Fix grammar.
4645 2016-01-15 Martin Jambor <mjambor@suse.cz>
4647 * tree-inline.c (remap_decl): Use existing dclarations if
4648 remapping a type and prevent_decl_creation_for_types.
4649 (replace_locals_stmt): Do an initial remapping of non-VLA typed
4650 decls first. Do real remapping with
4651 prevent_decl_creation_for_types set.
4652 * tree-inline.h (copy_body_data): New field
4653 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
4656 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4658 * config/s390/s390.opt (mmvcle): More verbose help text.
4660 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4662 * config/s390/s390.opt: Add period to -mzvector option text.
4664 2016-01-15 Richard Biener <rguenther@suse.de>
4666 PR tree-optimization/68961
4667 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
4668 of invariants in stores again.
4670 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
4672 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
4674 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4676 * config/i386/i386.c (ix86_expand_branch): Don't split
4677 DI mode xor instruction to SI mode.
4679 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4682 * ipa-icf.c (sem_function::merge): Virtual functions may become
4683 reachable even if they address is not taken and there are no
4686 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4688 * lto-streamer-out.c (subtract_estimated_size): New function.
4689 (get_symbol_initial_value): Use it.
4691 2016-01-15 Christian Bruel <christian.bruel@st.com>
4694 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
4695 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
4696 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
4697 use add_builtin_function_ext_scope instead of add_builtin_function.
4698 (neon_set_p, neon_crypto_set_p): Remove.
4699 (arm_init_builtins): Always call arm_init_neon_builtins and
4700 arm_init_crypto_builtins.
4701 (arm_expand_builtin): Check that builtins are allowed for the arch.
4702 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
4703 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
4704 arm_init_neon_builtins call.
4706 2016-01-15 Richard Biener <rguenther@suse.de>
4708 PR tree-optimization/69117
4709 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
4710 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
4711 of the leader conservatively.
4712 (free_scc_vn): Restore original SSA name infos.
4714 2016-01-14 Jeff Law <law@redhat.com>
4716 PR tree-optimization/69270
4717 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
4718 single bit of precision, verify it's also unsigned.
4719 (record_edge_info): Use constant_boolean_node rather than fold_convert
4720 to convert boolean_true/boolean_false to the right type.
4722 2016-01-14 Richard Henderson <rth@redhat.com>
4725 * loop-doloop.c (record_reg_sets): New.
4726 (doloop_optimize): Reject the transform if the sequence
4727 clobbers registers live at the end of the loop block.
4728 (doloop_optimize_loops): Enable df_live if needed.
4730 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4732 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
4733 * gcc/config/rs6000/rs6000.c: Likewise.
4734 * gcc/config/rs6000/rs6000.h: Likewise.
4735 * gcc/config/rs6000/rs6000.md: Likewise.
4736 * gcc/doc/extend.texi: Likewsie.
4738 2016-01-14 Jeff Law <law@redhat.com>
4740 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
4743 2016-01-14 Richard Henderson <rth@redhat.com>
4747 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
4748 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
4749 instead of builtin_decl_declared_p to test for declaration.
4751 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
4753 * doc/loop.texi (Loop Analysis and Representation): Document
4754 loop_depth function.
4756 2016-01-14 Tom de Vries <tom@codesourcery.com>
4758 PR tree-optimization/68773
4759 * omp-low.c (expand_omp_target): Don't set force_output.
4760 * varpool.c (varpool_node::get_create): Same.
4761 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
4762 offload_funcs with force_output.
4764 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4767 * lra-eliminations.c (move_plus_up): Don't change anything if either
4768 the outer or inner subreg mode is not MODE_INT.
4769 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
4770 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
4772 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4774 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
4775 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
4776 reduc_uplus_@var{m}): Remove.
4777 * expr.c (expand_expr_real_2): Remove expansion path for
4778 reduc_[us](min|max|plus) optabs.
4779 * optabs-tree.c (scalar_reduc_to_vector): Remove.
4780 * optabs-tree.h (scalar_reduc_to_vector): Remove.
4781 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
4782 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
4783 * tree-vect-loop.c (vectorizable_reduction): Remove test for
4784 reduc_[us](min|max|plus) optabs.
4786 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4788 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
4789 (reduc_plus_scal_v2sf): New.
4790 (reduc_smax_v2sf): Rename to...
4791 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
4792 (reduc_smin_v2sf): Rename to...
4793 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
4795 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
4797 * alias.c (compare_base_symbol_refs): New function.
4798 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
4801 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4804 PR tree-optimization/69155
4805 * tree-complex.c: Include cfganal.h.
4806 (phis_to_revisit): New variable.
4807 (extract_component): Add phiarg_p argument. Assert that returned
4808 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
4809 (update_phi_components): Partly rewrite to use loop over real/imag
4810 components instead of code duplication. If extract_component returns
4811 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
4812 create_tmp_reg into the PHI node instead, and mention the phi triplet
4814 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
4815 in phis_to_revisit at the end.
4817 2016-01-14 Richard Biener <rguenther@suse.de>
4819 PR tree-optimization/68060
4820 * tree-vect-loop.c (vect_is_simple_reduction): Check the
4821 outer loop reduction is only used in the inner loop before
4822 detecting a double reduction.
4824 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4827 * combine.c (expand_field_assignment): Punt if compute_mode is
4828 unsupported scalar mode.
4830 2016-01-14 Richard Biener <rguenther@suse.de>
4832 PR tree-optimization/66856
4833 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
4834 SLP node only if it built successfully.
4835 (vect_analyze_slp_instance): Adjust.
4837 2016-01-14 Jeff Law <law@redhat.com>
4839 PR tree-optimization/69270
4840 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
4841 (record_edge_info): Use it. Convert boolean_{true,false}_node
4844 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
4847 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
4848 use block_ultimate_origin
4849 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
4851 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4853 * doc/invoke.texi (Submodel Options): Rename section to
4854 "Machine-Dependent Options" to better reflect its content.
4855 Rewrite introductory text to remove archaic CPU names.
4858 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4860 * doc/invoke.texi (Code Gen Options): Move section up in file,
4861 before target-specific options. Update menu and option summary
4862 to reflect the new section ordering.
4864 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4866 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
4867 (C++ Dialect Options): Add cross-reference to -std option.
4868 * doc/standards.texi (C++ Language): Document C++14 support.
4870 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4872 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
4873 for pack/unpack functions for __ibm128.
4874 (PACK_IF): Likewise.
4875 (UNPACK_IF): Likewise.
4877 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4878 support for __ibm128 pack/unpack functions.
4879 (rs6000_invalid_builtin): Likewise.
4880 (rs6000_init_builtins): Likewise.
4881 (rs6000_opt_masks): Likewise.
4883 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
4884 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
4886 (RS6000_BTM_COMMON): Likewise.
4888 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
4889 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
4890 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
4891 128-bit floating point. Add support for the double values to be
4892 in Altivec registers for TF/IF packing and unpacking, but restrict
4893 TD packing sub-fields to be FPR registers. Don't allow overlapped
4894 register support for packing. Allow pack inputs to be memory
4895 locations. Don't build generator functions for unpack<mode>_dm
4896 and unpack<mode>_nodm.
4897 (unpack<mode>_dm): Likewise.
4898 (unpack<mode>_nodm): Likewise.
4899 (pack<mode>): Likewise.
4901 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
4902 built-in functions to pack/unpack explicit __ibm128 values.
4903 (__builtin_unpack_ibm128): Likewise.
4905 * doc/extend.texi (PowerPC Built-in Functions): Document
4906 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
4908 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
4911 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
4912 Add new arg loc and pass it down as context.
4913 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
4914 to the location to use for the warning.
4915 (check_function_arguments): New arg loc. All callers changed. Pass
4916 it to check_function_nonnull.
4917 * c-common.h (check_function_arguments): Adjust declaration.
4919 2016-01-13 Jakub Jelinek <jakub@redhat.com>
4921 PR tree-optimization/69156
4922 * gimple.c (validate_type): Removed.
4923 (gimple_builtin_call_types_compatible_p): Use
4924 useless_type_conversion_p instead of validate_type.
4925 * value-prof.c (gimple_stringop_fixed_value): Fold
4926 icall_size to correct type.
4928 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
4930 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
4933 2016-01-13 Richard Henderson <rth@redhat.com>
4936 * target.def (builtin_tm_load, builtin_tm_store): Remove.
4937 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
4938 (ix86_builtin_tm_store): Remove.
4939 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4940 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4941 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
4942 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
4943 * doc/tm.texi: Rebuild.
4945 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
4946 (BUILT_IN_TM_MEMCPY_RTWN): New.
4947 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
4948 fallback from vector to integer helpers.
4949 (build_tm_load): Handle vector types directly, instead of
4951 (build_tm_store): Likewise.
4952 (expand_assign_tm): Prepare for register types not handled by
4953 the above. Copy them to memory and use memcpy.
4954 * tree.c (tm_define_builtin): New.
4955 (find_tm_vector_type): New.
4956 (build_tm_vector_builtins): New.
4957 (build_common_builtin_nodes): Call it.
4959 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
4961 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
4962 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
4964 2016-01-13 Tom de Vries <tom@codesourcery.com>
4966 PR tree-optimization/69169
4967 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
4968 handled_struct_type param.
4969 (create_variable_info_for, intra_create_variable_infos): Call
4970 create_variable_info_for_1 with extra arg.
4972 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
4974 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
4975 and "armv8.1-a+crc" entries.
4977 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
4980 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
4981 Change first operand predicate from register_or_constm1_operand
4982 to register_operand.
4983 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
4984 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
4985 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
4986 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
4987 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
4988 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
4989 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
4990 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
4991 comparison with constm1_rtx from vec_prefetch_gen part.
4993 2016-01-13 Richard Biener <rguenther@suse.de>
4995 PR tree-optimization/69013
4996 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
4997 Exchange assert for a test.
4999 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5002 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
5004 2016-01-13 Richard Biener <rguenther@suse.de>
5006 PR tree-optimization/69242
5007 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
5008 assert with a check.
5010 2016-01-13 Richard Biener <rguenther@suse.de>
5012 PR tree-optimization/69186
5013 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5014 Properly guard vect_update_misalignment_for_peel call.
5016 2016-01-12 Jeff Law <law@redhat.com>
5018 PR tree-optimization/pr67755
5019 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
5020 "need_profile_correction".
5021 (thread_block_1): Initialize new field to false by default. If we
5022 have multiple thread paths through a common joiner to different
5023 final targets, then set new field to true.
5024 (compute_path_counts): Only do count adjustment when it's really
5027 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5029 * doc/invoke.texi (Spec Files): Move section down in file, past
5030 all command-line option descriptions.
5032 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5035 * doc/gty.texi: Remove documentation of mark_hook.
5036 * gengtype.c (struct write_types_data): Remove code to support
5037 mark_hook attribute.
5038 (walk_type): Likewise.
5039 (write_func_for_structure): Likewise.
5041 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5043 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
5044 Directory Options, and -specs= to Overall Options.
5045 (Overall Options): Adjust similarly. Reorder to group related
5046 options together. Make -specs= cross-reference the spec file details.
5047 (Directory Options): Adjust similarly.
5049 2016-01-12 Jeff Law <law@redhat.com>
5051 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
5053 2016-01-12 Olivier Hainque <hainque@adacore.com>
5055 * gcc.c (spec_undefvar_allowed): New global.
5056 (process_command): Set to true when running for --version or --help,
5058 (getenv_spec_function): When the variable is not defined, use the
5059 variable name as the variable value if we're allowed not to issue
5062 2016-01-12 Bin Cheng <bin.cheng@arm.com>
5064 PR tree-optimization/68911
5065 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
5066 information computed for expression "init + nit * step".
5068 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5070 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
5071 about name of GCC executable. Remove deleted node from menu.
5072 (Directory Options) <-B>: Remove cross-reference to deleted node.
5073 (Target Options): Delete section.
5075 2016-01-12 Christian Bruel <christian.bruel@st.com>
5078 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
5079 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
5081 2016-01-12 Jakub Jelinek <jakub@redhat.com>
5084 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
5085 aligned_mem is properly set for AVX512-VL floating point masked
5089 * ifcvt.c (cond_exec_process_if_block): When removing the last
5090 insn from then_bb, remove also any possible barriers that follow it.
5092 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
5096 * config/i386/iamcu.h (SIZE_TYPE): New macro.
5097 (PTRDIFF_TYPE): Likewise.
5098 (WCHAR_TYPE): Likewise.
5099 (WCHAR_TYPE_SIZE): Likewise.
5100 (STDINT_LONG32): Likewise.
5102 2016-01-12 Richard Biener <rguenther@suse.de>
5104 PR tree-optimization/69053
5105 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
5106 convert initial value for cond reductions.
5108 2016-01-12 Richard Biener <rguenther@suse.de>
5110 PR tree-optimization/69007
5111 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
5112 widen_sum after dot_prod and sad.
5114 2016-01-12 Richard Biener <rguenther@suse.de>
5116 PR tree-optimization/69168
5117 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
5118 pattern stmt SLP type.
5119 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
5120 end up unused so cope with that case.
5122 2016-01-12 Richard Biener <rguenther@suse.de>
5124 PR tree-optimization/69157
5125 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
5126 stmts def type only during analyze phase.
5127 (vectorizable_call): Likewise.
5128 (vectorizable_simd_clone_call): Likewise.
5129 (vectorizable_conversion): Likewise.
5130 (vectorizable_assignment): Likewise.
5131 (vectorizable_shift): Likewise.
5132 (vectorizable_operation): Likewise.
5133 (vectorizable_store): Likewise.
5134 (vectorizable_load): Likewise.
5136 2016-01-12 Richard Biener <rguenther@suse.de>
5138 PR tree-optimization/69174
5139 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
5141 (vectorizable_load): Properly compute the number of loads needed
5142 for permuted strided SLP loads and do not spuriously assign
5143 to SLP_TREE_VEC_STMTS.
5145 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
5147 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
5148 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
5149 (MD_EXEC_PREFIX): Remove.
5150 (MD_STARTFILE_PREFIX) Removee.
5151 (FILE_NAME_ABSOLUTE_P): Remove.
5152 (CPP_SPEC): Do not read macros from sys/version.h.
5153 (LINK_COMMAND_SPEC): Remove.
5154 (LOCAL_INCLUDE_DIR): Remove.
5155 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
5156 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
5157 (POST_LINK_SPEC): Define to invoke stubify after linker
5158 (LIBSTDCXX): Remove define
5159 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
5160 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
5161 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
5162 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
5163 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
5164 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
5165 (i386_djgpp_asm_named_section): Add propotype of new procedure
5167 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
5168 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
5169 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
5170 in config/i386/djgpp.h).
5171 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5172 STANDARD_STARTFILE_PREFIX_1.
5173 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5174 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5175 installation errors.
5176 (MAX_OFILE_ALIGNMENT): Define to 128.
5177 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5179 * config/i386/djgpp.c: New file. Add implementation of
5180 i386_djgpp_asm_named_section.
5182 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5184 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5185 Add rule for building djgpp.o.
5187 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5189 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5190 (rtx_is_swappable_p): Reductions are swappable.
5191 (insn_is_swappable_p): V2DF reductions are swappable.
5193 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5195 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5196 reloads for other unsupported memory operands.
5198 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5199 Jim Wilson <jim.wilson@linaro.org>
5202 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5203 copy_to_mode_reg instead of force_reg.
5205 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5208 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5209 TARGET_80387 is true.
5211 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5214 * lra-eliminations.c (move_plus_up): Only move plus up
5215 if subreg of the constant can be simplified into constant
5216 and use the simplified subreg of the constant instead of
5217 the original constant.
5219 * fold-const.c (fold_convertible_p): Don't return true
5220 for conversion of VECTOR_TYPE to same sized integral type.
5221 (fold_convert_loc): Fix up formatting. Fold conversion of
5222 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5223 instead of NOP_EXPR.
5225 PR tree-optimization/69214
5226 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5227 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5230 PR tree-optimization/69207
5231 * tree-vect-slp.c (vect_get_constant_vectors): For
5232 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5233 fold_convertible_p to vector_type's element type, and always
5234 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5236 2016-01-11 Richard Biener <rguenther@suse.de>
5238 PR tree-optimization/69173
5239 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5240 fixup the cycle if all stmts are in a pattern.
5242 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5245 * alias.c (base_alias_check): Move check for addresses with
5246 alignment ANDs before the call for compare_base_decls.
5247 (memrefs_conflict_p): Return -1 for different decls
5248 that went through alignment adjustments.
5250 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5252 PR rtl-optimization/68796
5253 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5254 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5255 and QImode comparisons against zero with CC_NZmode.
5256 * config/aarch64/iterators.md (short_mask): New mode_attr.
5258 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5260 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5261 (<avx512>_store<mode>_mask): Likewise.
5263 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5264 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5266 PR rtl-optimization/68841
5267 * ifcvt.c (struct noce_if_info): Add orig_x field.
5268 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5269 Don't record conflicts on to_rename if it's present.
5270 Allow memory destinations in sets.
5271 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5272 blocks, passing orig_x to the checks.
5273 (noce_process_if_block): Set if_info->orig_x appropriately.
5275 2016-01-11 Tom de Vries <tom@codesourcery.com>
5277 PR tree-optimization/69069
5278 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5280 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5282 PR rtl-optimization/68920
5283 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5284 of conditional moves for RTL if-conversion to 1 for
5285 TARGET_ONE_IF_CONV_INSN.
5286 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5287 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5288 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5289 parameter to restirct number of conditional moves for
5291 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5292 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5295 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5298 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5299 onepart vars. Fix typo in comment. Fix reversed condition in
5301 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5304 * var-tracking.c (dump_onepart_variable_differences): New.
5305 (dataflow_set_different): If a detailed dump is requested,
5306 delay early returns and dump differences between onepart
5307 variables present before and after, and added variables.
5309 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5312 * expr.c (expand_expr_real_1): For boolean vector constants
5313 with a scalar mode use const_scalar_mask_from_tree.
5314 (const_scalar_mask_from_tree): New.
5315 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5316 assigned to a mask type to handle constants.
5318 2016-01-11 Martin Jambor <mjambor@suse.cz>
5321 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5322 useless parameters if we cannot change function signature.
5324 2016-01-11 Martin Jambor <mjambor@suse.cz>
5327 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5330 2016-01-11 Tom de Vries <tom@codesourcery.com>
5332 PR tree-optimization/69109
5333 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5336 2016-01-11 Tom de Vries <tom@codesourcery.com>
5338 PR tree-optimization/69108
5339 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5340 res is not used in a phi.
5342 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5345 * common.opt (frandom-seed): Fix parameter name.
5346 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5348 2016-01-11 Tom de Vries <tom@codesourcery.com>
5350 PR tree-optimization/69058
5351 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5354 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5356 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5357 (mcode-density): Likewise.
5359 2016-01-10 Tom de Vries <tom@codesourcery.com>
5361 PR tree-optimization/69062
5362 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5363 (parallelize_loops): Don't paralelize loop that has phi with address
5366 2016-01-10 Tom de Vries <tom@codesourcery.com>
5368 PR tree-optimization/69039
5369 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5372 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5375 * match.pd: Require target has function_c99_misc before doing
5376 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5378 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5380 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5382 * configure: Regenerate.
5384 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5387 PR tree-optimization/69097
5388 * fold-const.h (expr_not_equal_to): New prototype.
5389 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5390 (expr_not_equal_to): New function.
5391 * match.pd (X % -Y is the same as X % Y): Don't optimize
5392 unless X is known not to be equal to minimum or Y is known
5393 not to be equal to -1.
5394 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5395 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5396 (simplify_stmt_using_ranges): Adjust caller.
5397 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5398 substitute_and_fold.
5400 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5402 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5405 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5407 PR tree-optimization/69167
5408 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5409 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5411 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5413 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5414 Richard Biener <rguenther@suse.de>
5416 PR tree-optimization/68707
5417 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5418 instances that can be handled via vect_load_lanes.
5420 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5422 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5423 if we can't determine address equivalence.
5424 * alias.c (compare_base_decl): Update for changed return value of
5425 symtab_node::equal_address_to.
5427 2016-01-08 Jason Merrill <jason@redhat.com>
5431 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5432 * expr.c (store_field): Not here.
5433 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5434 call with TREE_ADDRESSABLE type.
5435 * tree-cfg.c (verify_gimple_call): Adjust.
5437 2016-01-08 Olivier Hainque <hainque@adacore.com>
5439 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5442 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5444 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5445 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5446 (reduc_smin_v2sf): Rename to...
5447 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5448 (reduc_splus_v2sf): Rename to...
5449 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5451 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5453 PR tree-optimization/69162
5454 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5455 valist argument in another argument.
5456 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5457 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5458 to determine the va_list type, build a MEM_REF instead of
5459 build_fold_indirect_ref.
5461 PR tree-optimization/69172
5462 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5465 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5467 PR tree-optimization/67781
5468 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5469 and cmpnop in two steps: first the ones not accessed in original
5470 gimple expression in a endian independent way and then the ones not
5471 accessed in the final result in an endian-specific way.
5473 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5475 PR tree-optimization/69083
5476 * tree-vect-slp.c (vect_get_constant_vectors): For
5477 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5478 element type. If op is fold_convertible_p to vector_type's element
5479 type, use NOP_EXPR instead of VCE.
5481 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5483 PR rtl-optimization/67778
5484 PR rtl-optimization/68634
5485 PR rtl-optimization/68909
5486 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5487 block from the stack until done with it. Remove a superfluous
5488 bitmap set. Remove a superfluous bitmap test.
5490 2016-01-07 Martin Sebor <msebor@redhat.com>
5493 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5494 constraint on the type of arguments.
5496 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5498 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5499 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5500 unaligned_access on the gcc_options set.
5501 * config/arm/arm.c (arm_option_override_internal): Use
5502 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5504 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5507 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5508 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5510 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5513 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5516 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5517 depending on frame_pointer_needed before remaining integer and SSE
5518 registers are saved.
5520 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5523 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5525 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5528 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5529 Use the "xBm" constraint.
5530 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5532 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5533 (sse_cvtsi2ssq<round_name>): Likewise.
5534 (sse_cvtss2si<round_name>): Likewise.
5535 (sse_cvtss2siq<round_name>): Likewise.
5536 (sse2_cvtsi2sdq<round_name>): Likewise.
5537 (sse2_cvtsd2si<round_name>): Likewise.
5538 (sse2_cvtsd2siq<round_name>): Likewise.
5539 * config/i386/subst.md (round_nimm_scalar_predicate): New
5542 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5545 * varasm.c (make_decl_rtl): Mark invalid register vars as
5548 PR rtl-optimization/66206
5549 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5550 All callers changed.
5552 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5554 PR tree-optimization/69141
5555 * tree-ssa-pre.c: Include langhooks.h.
5556 (eliminate_dom_walker::before_dom_children): Use
5557 lang_hooks.decl_printable_name instead of
5558 cgraph_node::get ()->name ().
5561 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5562 it and DECL_ALIGN too.
5564 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5566 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5568 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5571 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5572 depending on frame_pointer_needed before remaining integer and SSE
5573 registers are saved.
5575 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5577 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5578 mode iterator with VSX_M2.
5579 (*p9_vecstore_<mode>): Likewise.
5580 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5581 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5582 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5583 (define_split for VSX_LE128 stores): Likewise.
5584 (define_peephole2 for TImode LE swaps): Likewise.
5585 (define_split for VSX_LE128 post-reload stores): Likewise.
5587 2016-01-06 Marek Polacek <polacek@redhat.com>
5590 * convert.c (convert_to_integer_1): Adjust call to
5591 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5592 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5593 EXPR instead of ARG.
5594 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5596 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5599 * doc/extend.texi (RL78 Variable Attributes): New section.
5601 2016-01-05 Marek Polacek <polacek@redhat.com>
5604 * builtins.c (get_memmodel): Use expansion point location rather than
5605 the input location. Call warning_at rather than warning.
5606 (expand_builtin_atomic_compare_exchange): Likewise.
5607 (expand_builtin_atomic_load): Likewise.
5608 (expand_builtin_atomic_store): Likewise.
5609 (expand_builtin_atomic_clear): Likewise.
5611 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5614 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5615 Replace nonimmediate_operand with vector_operand.
5616 * config/i386/predicates.md (vector_operand): New predicate.
5617 (general_vector_operand): Replace nonimmediate_operand with
5619 * config/i386/sse.md: Replace nonimmediate_operand with
5620 vector_operand and m constraint with Bm constraint on SSE
5621 patterns with 16-byte memory operand.
5622 * config/i386/subst.md (round_nimm_predicate): Replace
5623 nonimmediate_operand with vector_operand.
5624 (round_saeonly_nimm_predicate): Likewise.
5625 (round_saeonly_nimm_scalar_predicate): New.
5627 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5630 * config/i386/constraints.md (Bm): New constraint.
5631 * config/i386/predicates.md (vector_memory_operand): New
5633 * config/i386/sse.md: Replace xm with xBm in plusminus and
5636 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5639 * doc/extend.texi (V850 Function Attributes): New section.
5640 (V850 Variable Attributes): New section.
5642 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5645 * doc/extend.texi (MicroBlaze Function Attributes): Document
5646 interrupt_handler and fast_interrupt attributes.
5648 2016-01-05 Sergei Trofimovich <siarheit@google.com>
5651 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
5652 for local symbolic operands.
5653 * config/ia64/predicates.md (local_symbolic_operand64): New
5656 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5658 PR rtl-optimization/68651
5659 * combine.c (combine_simplify_rtx): Canonicalize x + x into
5662 2016-01-05 Nathan Sidwell <nathan@acm.org>
5664 * alias.c (compare_base_decls): Use symtab_node::get.
5666 2016-01-05 Nick Clifton <nickc@redhat.com>
5669 * ira-costs.c (copy_cost): Initialise the t_icode field of the
5670 secondary_reload_info structure.
5673 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
5674 decls if weak support is available.
5676 2016-01-04 Martin Sebor <msebor@redhat.com>
5678 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
5680 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5682 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5683 OPTION_MASK_P9_DFORM.
5685 * config/rs6000/constraints.md (wo constraint): New constraint for
5688 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
5690 (rs6000_init_hard_regno_mode_ok): Likewise.
5692 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
5695 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
5696 expanders not to have constraints. Add support for ISA 3.0 xxperm
5697 instruction. Add support for fusing xxlor with xxperm.
5698 (altivec_vperm_<mode>_internal): Likewise.
5699 (altivec_vperm_v8hiv16qi): Likewise.
5700 (altivec_vperm_<mode>v16q): Likewise.
5701 (altivec_vperm_<mode>_uns): Likewise.
5702 (vperm_v8hiv4si): Likewise.
5703 (vperm_v16qiv8hi): Likewise.
5705 * doc/md.texi (RS/6000 constraints): Document wo constraint.
5707 2016-01-04 Jakub Jelinek <jakub@redhat.com>
5709 Update copyright years.
5711 * gcc.c (process_command): Update copyright notice dates.
5712 * gcov-dump.c (print_version): Ditto.
5713 * gcov.c (print_version): Ditto.
5714 * gcov-tool.c (print_version): Ditto.
5715 * gengtype.c (create_file): Ditto.
5716 * doc/cpp.texi: Bump @copying's copyright year.
5717 * doc/cppinternals.texi: Ditto.
5718 * doc/gcc.texi: Ditto.
5719 * doc/gccint.texi: Ditto.
5720 * doc/gcov.texi: Ditto.
5721 * doc/install.texi: Ditto.
5722 * doc/invoke.texi: Ditto.
5724 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5726 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
5727 modes larger than TImode as TImode if NEON is not enabled.
5729 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5732 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
5733 mode for %f0-%f31 only if TARGET_FPU.
5735 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5738 * config/sparc/sparc.c (scan_record_type): Take into account subfields
5739 to compute the PACKED_P predicate.
5740 (function_arg_record_value): Minor tweaks.
5742 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5744 * doc/install.texi (--with-multilib-list): Describe the meaning of the
5745 option for arm*-*-* targets.
5747 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
5749 * doc/extend.texi (Common Function Attributes): Move docs for
5750 MSP430-specific attributes to....
5751 (MSP430 Function Attributes): ...here. Delete the redundant
5752 entries and copy-edit the remaining text.
5753 (MSP430 Variable Attributes): Use uniform format for index
5754 entries and add a cross-reference to the corresponding function
5757 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
5759 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
5761 (x86 Options): Likewise.
5763 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5767 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
5768 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
5769 to corresponding attribute.
5771 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5773 * doc/extend.texi (Common Function Attributes) <noplt>: Move
5774 to correct alphabetization of table. Copy-edit and correct
5776 <stack_protect>: Likewise.
5777 <target_clones>: Likewise.
5779 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
5780 Correct punctuation.
5781 (Code Gen Options) <-fno-plt>: Copy-edit.
5783 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
5786 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
5787 SI values. Explicitly convert SI to DI and vice-versa.
5789 2016-01-01 Jakub Jelinek <jakub@redhat.com>
5791 PR tree-optimization/69070
5792 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
5793 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
5796 * ubsan.c (ubsan_instrument_float_cast): Call
5797 initialize_sanitizer_builtins.
5800 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
5802 Copyright (C) 2016 Free Software Foundation, Inc.
5804 Copying and distribution of this file, with or without modification,
5805 are permitted in any medium without royalty provided the copyright
5806 notice and this notice are preserved.