1 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/70169
4 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9 Jakub Jelinek <jakub@redhat.com>
12 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
13 of uninitialized values.
15 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19 ("*trunctddd2"): New pattern definition.
20 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
23 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
26 definitions for BFP and DFP rounding modes.
27 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
30 ("fix_trunctf<mode>2"): Use the new constants instead of magic
33 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35 * config/s390/constraints.md: Adjust comment.
36 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
37 s390_decompose_addrstyle_without_index.
38 * config/s390/predicates.md (shift_count_or_setmem_operand):
39 Rename to setmem_operand.
40 * config/s390/s390-protos.h
41 (s390_decompose_shift_count): Rename to
42 s390_decompose_addrstyle_without_index.
43 * config/s390/s390.c (s390_decompose_shift_count)
44 (s390_mem_constraint, print_shift_count_operand)
45 (print_operand_address, print_operand): Rename
46 s390_decompose_shift_count to
47 s390_decompose_addrstyle_without_index and rename
48 print_shift_count_operand to print_addrstyle_operand troughout the
50 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
51 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
52 Rename shift_count_or_setmem_operand to setmem_operand.
53 * config/s390/vx-builtins.md ("vec_insert<mode>")
54 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
57 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
60 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
61 Handle overlapping retval and newval.
63 2016-03-10 Nick Clifton <nickc@redhat.com>
66 * config/aarch64/aarch64.c
67 (aarch64_override_options_after_change_1): When forcing
68 flag_omit_frame_pointer to be true, use a special value that can
69 be detected if this function is called again, thus preventing
70 flag_omit_leaf_frame_pointer from being forced to be false.
72 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
74 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
75 Set x_flag_omit_leaf_frame_pointer when handling
76 -momit-leaf-frame-pointer.
78 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
81 * cgraph.c (cgraph_node::dump): Dump split_part and indirect_call_target.
82 * cgraph.h (cgraph_node): Add indirect_call_target flag.
83 * ipa.c (has_addr_references_p): Cleanup.
84 (is_indirect_call_target_p): New.
85 (walk_polymorphic_call_targets): Do not mark virtuals that may be
86 called indirectly as local.
87 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
89 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
92 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
95 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
98 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
100 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
103 * tree.c (need_assembler_name_p): Only record main variant type names.
105 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
108 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
109 Always define to 0 or 1.
110 (TARGET_FIX_ERR_A53_843419): New macro.
111 * config/aarch64/aarch64-elf-raw.h
112 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
113 * config/aarch64/aarch64-linux.h: Likewise.
114 * config/aarch64/aarch64.c
115 (aarch64_override_options_after_change_1): Do not default
116 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
118 (aarch64_attributes): Handle fix-cortex-a53-843419.
119 (aarch64_can_inline_p): Likewise.
120 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
122 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
123 Jakub Jelinek <jakub@redhat.com>
125 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
126 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
127 DECL_COMMONS if flag_unconstrained_commons is set.
128 * tree-dfa.c (get_ref_base_and_extent): Likewise.
129 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
130 (funconstrained-commons): Document.
132 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
134 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
135 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
137 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
139 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
140 has a proper number of elements.
142 2016-03-10 Alan Modra <amodra@gmail.com>
144 PR rtl-optimization/69195
145 PR rtl-optimization/47992
146 * ira.c (recorded_label_ref): Delete.
147 (update_equiv_regs): Return void.
148 (indirect_jump_optimize): New function.
149 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
150 before regstat_compute_ri. Don't rebuild_jump_labels here.
151 Delete update_regstat.
153 2016-03-10 Richard Biener <rguenther@suse.de>
155 PR tree-optimization/70128
156 * tree-ssa-structalias.c (set_uids_in_ptset): Set
157 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
159 2016-03-09 Jakub Jelinek <jakub@redhat.com>
161 PR tree-optimization/70152
162 * tree-sra.c (replace_removed_params_ssa_names): Copy over
163 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
166 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
167 instead of gen_sse2_loadlpd.
168 * config/i386/sse.md (*vec_concatv2df): Rename to...
169 (vec_concatv2df): ... this.
171 PR tree-optimization/70127
172 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
174 2016-03-09 David Malcolm <dmalcolm@redhat.com>
178 * diagnostic-show-locus.c (compatible_locations_p): New function.
179 (layout::layout): Sanitize ranges using compatible_locations_p.
181 2016-03-09 David Malcolm <dmalcolm@redhat.com>
185 * diagnostic-show-locus.c (layout_range::layout_range): Replace
186 location_range param with three const expanded_locations * and a
188 (layout::layout): Replace call to
189 rich_location::lazily_expand_location with get_expanded_location.
190 Extract the range and perform location expansion here, passing
191 the results to the layout_range ctor.
192 * diagnostic.c (source_range::debug): Delete.
193 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
194 of rich_location::get_expanded_location.
195 * gcc-rich-location.c (get_range_for_expr): Delete.
196 (gcc_rich_location::add_expr): Reimplement to avoid the
197 rich_location::add_range overload that took a location_range,
198 passing a location_t instead.
200 2016-03-09 Richard Biener <rguenther@suse.de>
201 Jakub Jelinek <jakub@redhat.com>
203 PR tree-optimization/70138
204 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
205 Also skip vect_double_reduction_def.
207 2016-03-09 Jakub Jelinek <jakub@redhat.com>
210 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
211 if the operand is "m".
213 2016-03-09 Nathan Sidwell <nathan@acm.org>
215 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
217 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
219 * config/i386/i386.c (processor_target_table): Fix cost table
220 intialization order for znver1.
222 2016-03-08 Jakub Jelinek <jakub@redhat.com>
224 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
225 - becuase -> because.
226 * ipa-reference.c (ignore_module_statics): Likewise.
227 * cgraph.c (cgraph_node::get_body): Likewise.
228 * ipa-inline.c (early_inliner): Likewise.
229 * ipa-devirt.c (types_same_for_odr): Likewise.
230 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
231 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
233 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
235 * tree-ssa-math-opts.c: Fix typo in comment.
237 2016-03-08 Jakub Jelinek <jakub@redhat.com>
240 * config/i386/i386.c (scalar_chain::make_vector_copies,
241 scalar_chain::convert_reg): Call end_sequence in between
242 get_insns and emit_conversion_insns rather than after both
245 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/i386.h (machine_function): Add
249 pc_thunk_call_expanded flag.
250 (ix86_pc_thunk_call_expanded): New define.
251 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
252 (*set_got): Rename insn pattern from set_got.
253 (*set_got_labelled): Rename inst pattern from set_got_labelled.
254 * config/i386/i386.c (ix86_compute_frame_layout): Use
255 ix86_pc_thunk_call_expanded to prevent red-zone.
257 2016-03-07 Martin Jambor <mjambor@suse.cz>
259 * hsa.h (hsa_get_ctor_statements): Declare.
260 (hsa_get_dtor_statements): Likewise.
261 (hsa_get_kernel_dispatch_type): Likewise.
262 * hsa.c (hsa_get_ctor_statements): New function.
263 (hsa_get_dtor_statements): Likewise.
264 (hsa_get_kernel_dispatch_type): Likewise.
265 * hsa-brig.c (hsa_cdtor_statements): Removed.
266 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
267 hsa_get_dtor_statements.
268 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
269 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
271 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
273 * config/arm/arm-cores.def (cortex-r8): New.
274 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
275 * config/arm/arm-tune.md: Likewise.
276 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
278 2016-03-07 Martin Sebor <msebor@redhat.com>
280 PR rtl-optimization/19705
281 * doc/invoke.texi (Options That Control Optimization): Clarify
282 -fno-branch-count-reg.
284 2016-02-26 Richard Biener <rguenther@suse.de>
285 Jeff Law <law@redhat.com>
287 PR tree-optimization/69740
288 * cfghooks.c (remove_edge): Request loop fixups if we delete
289 an edge that might turn an irreducible loop into a natural
291 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
292 Move after definition of loops_state_clear.
294 2016-03-07 Bin Cheng <bin.cheng@arm.com>
296 PR rtl-optimization/69052
297 * rtlanal.c (commutative_operand_precedence): Set higher precedence
300 2016-03-07 Tom de Vries <tom@codesourcery.com>
302 PR tree-optimization/70116
303 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
304 is_tm_ending stmts and ubsan/asan internal functions.
305 (find_duplicate): Use it. Don't test is_tm_ending here.
307 2016-03-07 Richard Biener <rguenther@suse.de>
309 PR tree-optimization/70115
310 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
311 (propagate_constants_for_unrolling): Use replace_uses_by.
313 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
316 * omp-low.c (struct oacc_loop): Add ifns.
317 (new_oacc_loop_raw): Initialize it.
318 (finish_oacc_loop): Clear mask & flags if no ifns.
319 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
320 (oacc_loop_xform_loop): Add ifns arg & adjust.
321 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
323 2016-03-07 Richard Henderson <rth@redhat.com>
326 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
327 (insert_value_copy_on_edge): Likewise.
329 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
331 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
333 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
336 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
338 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
340 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
342 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
344 Fix sseimul type attribute.
345 * config/i386/znver1.md
346 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
347 znver1_sseimul_avx256_load) : Fix the type attribute.
348 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
349 pipe usage and latency.
351 2016-03-05 Jakub Jelinek <jakub@redhat.com>
354 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
355 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
358 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
361 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
363 PR rtl-optimization/69941
364 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
365 the reg share its mode.
367 2016-03-04 Jeff Law <law@redhat.com>
369 PR tree-optimization/69196
370 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
371 If the both SSA_NAMEs are anonymous, then consider them unassociated
372 and include the PHI in the statement count.
374 2016-03-05 Tom de Vries <tom@codesourcery.com>
376 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
377 construct in oacc routine. Check for oacc region in oacc routine.
379 2016-03-04 Jakub Jelinek <jakub@redhat.com>
382 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
383 2016-02-22 changes, instead don't recurse if RECUR is already true.
384 Don't change *dynamic_check if RECUR. Adjust recursive caller
385 to pass true to the new argument.
386 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
389 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
390 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
392 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
394 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
396 PR rtl-optimization/57676
397 * lra-assigns.c (lra_assign): Guard test for maximum iterations
400 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
402 * tree-vect-patterns.c (search_type_for_mask): Handle
403 comparison of booleans.
405 2016-03-04 Jakub Jelinek <jakub@redhat.com>
407 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
411 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
412 all other ops that have dw_val_class_die_ref operands,
413 and DW_OP_GNU_entry_value.
415 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
417 PR rtl-optimization/69904
418 * config/arm/arm.c (arm_cannot_copy_insn_p):
419 Return true for load-exclusive instructions.
421 2016-03-03 Jakub Jelinek <jakub@redhat.com>
424 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
425 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
426 the pattern no matter if it is used just by non-pattern, pattern
428 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
429 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
430 oprnd1 def_stmt is in pattern, don't look through it.
432 2016-03-03 Marek Polacek <polacek@redhat.com>
435 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
437 2016-03-03 Martin Liska <mliska@suse.cz>
439 PR tree-optimization/70043
440 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
441 previous statement if we see a debug statement.
443 2016-03-03 Richard Biener <rguenther@suse.de>
445 PR tree-optimization/55936
446 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
447 parameter and guard unsafe equivalence use.
448 (vrp_evaluate_conditional_warnv_with_ops): Always use
449 safe equivalences but not via the quadratic compare_names
452 2016-03-03 Michael Collison <michael.collison@linaro.org>
455 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
456 for operand 1 to s_register_operand. Change predicate for operand
457 2 to arm_not_immediate_operand.
459 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
461 * doc/tm.texi: Regenerated.
463 2016-03-02 Richard Henderson <rth@redhat.com>
466 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
467 simplification when all args are positive non-fixed registers.
469 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
471 * target.def (lra_p): Specify that new ports should use LRA.
473 2016-03-02 Jakub Jelinek <jakub@redhat.com>
476 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
477 gimplify_type_sizes the type they refer to.
478 (omp_notice_variable): Handle reference vars to VLAs.
479 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
480 reference to VLA decls in the second pass instead of first pass.
482 2016-03-02 Tom de Vries <tom@codesourcery.com>
484 PR tree-optimization/68659
485 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
486 new_expr == NULL_TREE.
487 (get_new_name): Handle ADDR_EXPR.
489 2016-03-02 Bin Cheng <bin.cheng@arm.com>
491 PR rtl-optimization/69052
492 * loop-invariant.c (canonicalize_address): New function.
493 (inv_can_prop_to_addr_use): Check validity of address expression
494 which is canonicalized by above function.
496 2016-03-02 Alan Modra <amodra@gmail.com>
499 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
502 2016-03-02 Jakub Jelinek <jakub@redhat.com>
505 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
506 (*movhi_internal): Put mask moves from and to memory separately
507 from moves from/to GPRs.
509 2016-03-02 Richard Biener <rguenther@suse.de>
511 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
512 GENERIC expressions in GIMPLE.
514 2016-03-02 Richard Biener <rguenther@suse.de>
516 * config/i386/i386.c (type_natural_mode): Fix typo.
518 2016-03-02 Nick Clifton <nickc@redhat.com>
520 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
522 2016-03-02 Richard Biener <rguenther@suse.de>
523 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
528 2016-03-02 Richard Biener <rguenther@suse.de>
531 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
533 2016-03-02 Marek Polacek <polacek@redhat.com>
536 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
537 "is promoted to" warning.
539 2016-03-01 DJ Delorie <dj@redhat.com>
541 * config.gcc: Deprecate mep-*.
543 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
546 * lra-constraints.c (regno_val_use_in): New.
547 (match_reload): Use it instead of regno_use_in.
549 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
551 PR rtl-optimization/70007
552 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
553 references present in REG_EQUAL notes attached to non-SET patterns.
555 2016-03-01 Jeff Law <law@redhat.com>
557 PR tree-optimization/69196
558 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
559 Appropriately clamp the number of statements to copy when the
560 thread path does not traverse a loop backedge.
562 PR tree-optimization/69196
563 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
564 Do count some PHIs in the thread path against the insn count. Decrease
565 final statement count by one as the control statement in the last
566 block will get removed. Remove special cased code for handling PHIs
569 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
572 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
573 asm dialect alternatives to explicit GOTPCREL calls.
575 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
578 * ira.c (do_reload): Issue warning for generic stack checking here...
579 * reload1.c (reload): ...instead of here and streamline it.
581 2016-03-01 Nick Clifton <nickc@redhat.com>
583 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
585 2016-03-01 Richard Biener <rguenther@suse.de>
587 PR tree-optimization/69983
588 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
589 types and fall back to operand_equal_p.
591 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
594 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
596 * config/s390/constraints.md ("jm8"): New constraint.
597 * config/s390/predicates.md ("const_int_8bitset_operand"): New
599 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
601 ("*setmem_long<setmem_and>"): New pattern.
602 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
604 ("*setmem_long_31z<setmem_and>"): New pattern.
605 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
606 New substitution rules with the required attributes.
609 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
612 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
614 * gensupport.c (process_substs_on_one_elem): Split loop to
615 complete mark_operands_used_in_match_dup on all expressions in the
617 (adjust_operands_numbers): Inline into process_substs_on_one_elem
620 2016-03-01 Richard Biener <rguenther@suse.de>
623 * fold-const.c (fold_indirect_ref_1): Fix range checking for
624 vector BIT_FIELD_REF extract.
626 2016-03-01 Richard Biener <rguenther@suse.de>
628 PR tree-optimization/69994
629 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
631 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
633 PR tree-optimization/69956
634 * tree-vect-stmts.c (supportable_widening_operation): Support
635 multi-step conversion of boolean vectors.
636 (supportable_narrowing_operation): Likewise.
638 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
640 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
643 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
645 * config/s390/subst.md (DSI_VI): New mode iterator.
646 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
647 * config/s390/vector.md ("vec_set<mode>"): Move expander before
649 ("*vec_set<mode>"): Change predicate and add alternative to
650 support only either register or const_int operands as element
652 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
654 ("vec_extract<mode>"): New expander.
655 ("*vec_extract<mode>"): New insn definition supporting reg and
656 const_int element selectors.
657 ("*vec_extract<mode>_plus"): New insn definition supporting
658 reg+const_int element selectors.
659 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
660 following expander+insn definition.
661 ("<vec_shifts_name><mode>3"): New expander.
662 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
664 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
666 * config/s390/s390.md ("*tabort_1"): Change predicate to
667 nonmemory_operand. Add a second alternative to cover
668 register as well as const int operands.
669 ("*tabort_1_plus"): New pattern definition.
671 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
673 * config/s390/s390.md ("*ashrdi3_cc_31")
674 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
675 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
676 Merge insn definitions into ...
677 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
678 New pattern definition.
679 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
680 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
681 ("*ashr<mode>3_and"): Merge insn definitions into ...
682 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
683 New pattern definition.
684 * config/s390/subst.md ("addr_style_op_cc_subst")
685 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
686 substitutions patterns plus attributes.
687 Add ashiftrt to SUBST iterator.
689 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
691 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
692 op2 to nonmemory_operand.
693 ("*<shift>di3_31", "*<shift>di3_31_and"):
694 Merge into single pattern definition ...
695 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
696 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
697 pattern definition ...
698 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
699 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
702 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
704 * config/s390/predicates.md (const_int_6bitset_operand): New
706 * config/s390/s390.md: Include subst.md.
707 ("rotl<mode>3"): New expander.
708 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
710 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
711 * config/s390/subst.md: New file.
713 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
715 * config/s390/s390.md ("op_type", "atype", "length" attributes):
716 Remove RRR type. It doesn't really exist.
717 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
719 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
720 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
721 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
722 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
723 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
724 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
727 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
729 * gensupport.c (process_substs_on_one_elem): Split loop to
730 complete mark_operands_used_in_match_dup on all expressions in the
732 (adjust_operands_numbers): Inline into process_substs_on_one_elem
735 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
738 * config/sparc/sparc.c (NWORDS_UP): Rename to...
739 (CEIL_NWORDS): ...this. Use CEIL macro.
740 (compute_fp_layout): Adjust to above renaming.
741 (function_arg_union_value): Likewise.
742 (sparc_arg_partial_bytes): Likewise.
743 (sparc_function_arg_advance): Likewise.
745 2016-02-29 Jeff Law <law@redhat.com>
747 PR tree-optimization/70005
748 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
749 where an object with a boolean range is compared against a value
752 PR tree-optimization/69999
753 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
754 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
757 2016-02-29 Richard Biener <rguenther@suse.de>
759 PR tree-optimization/69994
760 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
761 (get_unary_op): Look through nop conversions.
762 (ops_equal_values_p): New function, look for equality diregarding
764 (eliminate_plus_minus_pair): Use ops_equal_values_p
765 (repropagate_negates): Do not use get_unary_op here.
767 2016-02-29 Martin Liska <mliska@suse.cz>
769 * system.h: Poison ENABLE_CHECKING macro.
771 2016-02-29 Martin Liska <mliska@suse.cz>
773 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
774 is presented in dump flags.
775 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
776 (hsa_regalloc): Likewise.
778 2016-02-19 Richard Biener <rguenther@suse.de>
780 PR tree-optimization/69980
781 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
782 permutation of those we need to keep.
784 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
787 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
789 (init_cumulative_args): Minor tweaks.
790 (sparc_promote_function_mode): Likewise.
791 (scan_record_type): Delete.
792 (traverse_record_type): New function template.
793 (classify_data_t): New structure type.
794 (classify_registers): New inline function.
795 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
796 exhausted. Instantiate traverse_record_type on classify_registers and
797 deal with the case of a structure passed in slot #15 with no FP field
799 (assign_data_t): New structure type.
800 (compute_int_layout): New static function.
801 (compute_fp_layout): Likewise.
802 (count_registers): New inline function.
803 (assign_int_registers): New static function.
804 (assign_fp_registers): Likewise.
805 (assign_registers): New inline function.
806 (function_arg_record_value_1): Delete.
807 (function_arg_record_value_2): Likewise.
808 (function_arg_record_value_3): Likewise.
809 (function_arg_record_value): Adjust to above changes. Instantiate
810 traverse_record_type on count_registers to first count the number of
811 registers to be used and then on assign_registers to assign them.
812 (function_arg_union_value): Adjust to above renaming.
813 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
814 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
815 case of a structure passed in slot #15
816 (sparc_function_arg_advance): Likewise.
817 (function_arg_padding): Minor tweak.
819 2016-02-29 Richard Biener <rguenther@suse.de>
821 PR tree-optimization/69720
822 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
823 the adjustment_def path for possibly vectorized defs.
824 (vect_create_epilog_for_reduction): Handle vectorized initial
827 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
829 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
831 2016-02-27 Jeff Law <law@redhat.com>
834 2016-02-26 Richard Biener <rguenther@suse.de>
835 Jeff Law <law@redhat.com>
837 PR tree-optimization/69740
838 * cfghooks.c (remove_edge): Request loop fixups if we delete
839 an edge that might turn an irreducible loop into a natural
842 2016-02-27 Jakub Jelinek <jakub@redhat.com>
844 PR rtl-optimization/69896
845 * tree-vect-generic.c (get_compute_type): Avoid single element
848 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
850 Rename the AArch64 tuning option and related functions to enable the
851 Newton series for the reciprocal square root to reflect its
852 approximative characteristic.
854 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
855 function to "aarch64_emit_approx_rsqrt".
856 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
857 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
858 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
859 (xgene1_tunings): Likewise.
860 (use_rsqrt_p): Likewise.
861 (aarch64_emit_swrsqrt): Use new function name.
862 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
863 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
864 text explaining this option.
865 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
867 2016-02-26 Jakub Jelinek <jakub@redhat.com>
870 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
871 complain about -mallow-movmisalign without -mvsx if
872 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
874 2016-02-26 Joel Sherrill <joel@rtems.org>
876 * config.gcc: Add x86_64-*-rtems*.
877 * gcc/config/i386/rtems-64.h: New file.
879 2016-02-26 Joel Sherrill <joel@rtems.org>
881 * config.gcc: Add aarch64-*-rtems*.
882 * gcc/config/aarch64/rtems.h: New file.
884 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
887 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
888 shift amount using %h. Add comment.
890 2016-02-26 Richard Biener <rguenther@suse.de>
891 Jeff Law <law@redhat.com>
893 PR tree-optimization/69740
894 * cfghooks.c (remove_edge): Request loop fixups if we delete
895 an edge that might turn an irreducible loop into a natural
898 2016-02-26 Martin Jambor <mjambor@suse.cz>
901 * tree-sra.c (sra_modify_assign): Do not remove loads of
902 uninitialized aggregates to SSA_NAMEs.
904 2016-02-26 Richard Henderson <rth@redhat.com>
907 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
908 pseudo in case the target rtx matches the source of the left
911 2016-02-26 Martin Jambor <mjambor@suse.cz>
914 * hsa.h (hsa_type_packed_p): Declare.
915 * hsa.c (hsa_type_packed_p): New function.
916 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
918 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
919 * hsa-brig.c (emit_basic_insn): Likewise.
921 2016-02-26 Martin Jambor <mjambor@suse.cz>
924 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
926 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
928 2016-02-26 Martin Jambor <mjambor@suse.cz>
930 * hsa.h (is_a_helper): New overload for hsa_op_immed for
931 hsa_op_with_type operands.
932 (hsa_unsigned_type_for_type): Declare.
933 * hsa.c (hsa_unsigned_type_for_type): New function.
934 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
935 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
936 the finalizer. Do not emit extra move.
938 2016-02-26 Martin Jambor <mjambor@suse.cz>
940 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
941 atomic operations in private segment.
943 2016-02-26 Martin Jambor <mjambor@suse.cz>
945 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
946 statements to wi->info. Also disallow omp simd constructs.
947 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
948 for not gridifying. Dump special string for omp_for.
950 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
953 * config/aarch64/aarch64.c (aarch64_set_current_function):
954 Save/restore target globals when switching to
955 target_option_default_node.
957 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
960 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
961 Return 0 if !SHIFT_COUNT_TRUNCATED.
963 2016-02-26 Jakub Jelinek <jakub@redhat.com>
964 Eric Botcazou <ebotcazou@adacore.com>
966 PR rtl-optimization/69891
967 * dse.c (scan_insn): If we can't figure out memset arguments
968 or they are non-constant, call clear_rhs_from_active_local_stores.
970 2016-02-26 Martin Liska <mliska@suse.cz>
972 * doc/extend.texi: Mention clog10, clog10f an clog10l
975 2016-02-26 Martin Liska <mliska@suse.cz>
977 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
979 (resolve_args_picking_1): Likewise.
980 * dwarf2out.h (struct GTY): Likewise.
982 2016-02-26 Martin Liska <mliska@suse.cz>
984 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
986 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
988 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
989 Martin Liska <mliska@suse.cz>
991 * doc/install.texi: Mention --enable-valgrind-annotations.
993 2016-02-26 Richard Biener <rguenther@suse.de>
995 PR tree-optimization/69551
996 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
997 looking through aliases adjust DECL_PT_UID to refer to the
998 ultimate alias target.
1000 2016-02-25 Martin Liska <mliska@suse.cz>
1003 * alloc-pool.c (after_memory_report): New variable.
1004 * alloc-pool.h (base_pool_allocator ::release): Do not use
1005 the infrastructure if after_memory_report.
1006 * toplev.c (toplev::main): Mark after memory report.
1008 2016-02-25 Richard Biener <rguenther@suse.de>
1010 PR tree-optimization/48795
1011 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
1013 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
1016 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
1017 offloading is enabled and -fopenacc or -fopenmp is specified.
1018 (CRTOFFLOADEND): Likewise.
1019 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
1020 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
1021 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
1022 (offload_objects_file_name): New static var.
1023 (tool_cleanup): Remove offload_objects_file_name file.
1024 (find_offloadbeginend): Replace with ...
1025 (find_crtoffloadtable): ... this.
1026 (run_gcc): Remove offload_argc and offload_argv.
1027 Get offload_objects_file_name from -foffload-objects=... option.
1028 Read names of object files with offload from this file, pass them to
1029 compile_images_for_offload_targets. Don't call find_offloadbeginend and
1030 don't pass offloadbegin and offloadend to the linker. Don't pass
1031 offload non-LTO files to the linker, because now they're not claimed.
1033 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
1036 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
1037 on builtin_unreachable.
1039 2016-02-25 Jakub Jelinek <jakub@redhat.com>
1041 PR rtl-optimization/69896
1042 * regcprop.c: Include cfgrtl.h.
1043 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
1044 than remembered mode, either delete it (if noop_move_p), or
1045 treat like copy_p but not noop_p instruction.
1047 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1050 * dwarf2out.c (gen_variable_die): Work around buggy LTO
1051 - allow NULL decl for Fortran DW_TAG_common_block variables.
1053 2016-02-24 Jason Merrill <jason@redhat.com>
1055 * common.opt (flifetime-dse): Add -flifetime-dse=1.
1057 2016-02-24 Richard Biener <rguenther@suse.de>
1058 Jakub Jelinek <jakub@redhat.com>
1061 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
1062 conditionally executed ops to well-defined overflow behavior.
1064 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1067 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
1070 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1072 PR rtl-optimization/69886
1073 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
1074 argument. Use it when checking validity of set instructions.
1075 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
1076 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
1078 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
1079 * store-motion.c (find_moveable_store): Update
1080 can_assign_to_reg_without_clobbers_p callsite.
1082 2016-02-24 Richard Biener <rguenther@suse.de>
1085 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
1087 (record_nonwrapping_iv): Do not fall back to the low/high bound
1088 for non-constant IV bases if the stmt is not always executed.
1090 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1092 * config/arm/arm-cores.def (cortex-a32): New entry.
1093 * config/arm/arm-tables.opt: Regenerate.
1094 * config/arm/arm-tune.md: Regenerate.
1095 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
1096 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
1097 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
1098 for -mcpu and -mtune.
1100 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1103 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
1104 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
1105 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
1106 (atomic_loaddi_1): Delete.
1107 (atomic_loaddi): Rewrite expander using the above changes.
1109 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1112 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
1115 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1116 Richard Biener <rguenth@suse.de>
1119 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
1120 set_mem_attributes if tem is SSA_NAME which got expanded
1123 2016-02-24 Richard Biener <rguenther@suse.de>
1125 PR tree-optimization/69907
1126 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
1127 end of permutations for BB vectorization.
1129 2016-02-24 Christian Bruel <christian.bruel@st.com>
1131 * config/arm/arm-c.c (arm_option_override): Initialize
1132 target_option_current_node.
1133 * config/arm/arm.c (arm_pragma_target_parse): Replace
1134 build_target_option_node call by target_option_current_node.
1135 Set target_option_current_node.
1138 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
1141 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
1142 define_insn_and_split to define_insn.
1143 (zero_extendqi<mode>2_dot2): Same.
1144 (extendqi<mode>2_dot): Same.
1145 (extendqi<mode>2_dot2): Same.
1147 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1149 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
1150 and add bypass for AES{D,E} and AESMC pairs.
1151 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
1154 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1156 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
1157 series for reciprocal square root in Exynos M1.
1159 2016-02-23 Martin Sebor <msebor@redhat.com>
1162 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
1163 __builtin_alloca_with_align.
1165 2016-02-23 Richard Henderson <rth@redhat.com>
1167 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
1168 (ix86_register_pragmas): Remove __seg_tls.
1169 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
1170 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
1171 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
1172 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
1173 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
1174 * doc/extend.texi (__seg_tls): Remove item.
1176 2016-02-23 Richard Biener <rguenther@suse.de>
1178 * alloc-pool.h (struct allocation_object): Make id member
1179 conditional on CHECKING_P again.
1180 (get_instance): Adjust.
1181 (base_pool_allocator): Likewise.
1183 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
1185 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
1186 (parallelize_loops): In OpenACC kernels mode, set n_threads to
1188 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
1190 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1192 2016-02-23 Richard Biener <rguenther@suse.de>
1194 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
1195 * bitmap.h (struct bitmap_usage): Likewise.
1196 (bitmap_move): Declare.
1197 * bitmap.c (register_overhead): Take size_t argument.
1198 (bitmap_move): New function.
1199 * df-problems.c (df_rd_transfer_function): Use bitmap_move
1200 to properly account overhead.
1201 * tree.c (free_node): Use tree_size.
1203 2016-02-23 Jakub Jelinek <jakub@redhat.com>
1206 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
1207 when inverting comparison.
1210 * common.opt (Wunreachable-code): Add Warning flag.
1212 2016-02-23 Mark Wielaard <mjw@redhat.com>
1213 Jakub Jelinek <jakub@redhat.com>
1216 * cgraphunit.c (check_global_declaration): Check main_input_filename
1217 and DECL_SOURCE_FILE are not NULL.
1219 2016-02-23 Martin Jambor <mjambor@suse.cz>
1221 PR tree-optimization/69666
1222 * tree-sra.c (sra_modify_assign): Do not attempt to create
1223 default_def replacements for unscalarizable regions.
1225 2016-02-20 Mark Wielaard <mjw@redhat.com>
1228 * cgraphunit.c (check_global_declaration): Check level of
1229 warn_unused_const_variable and main_input_filename.
1230 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
1231 (-Wunused-variable): For C implies -Wunused-const-variable=1.
1232 (-Wunused-const-variable): Explain levels 1 and 2.
1234 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1237 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
1238 identical arguments. Formatting and spelling fixes.
1241 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
1246 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
1247 and m68k-devices.def.
1248 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
1249 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
1251 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
1253 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
1254 and HImode registers.
1256 2016-02-22 Richard Biener <rguenther@suse.de>
1258 PR tree-optimization/69882
1259 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
1260 preserve permutations present because of gaps.
1261 (vect_supported_load_permutation_p): Always continue checking
1262 permutations after vect_attempt_slp_rearrange_stmts.
1264 2016-02-22 Bin Cheng <bin.cheng@arm.com>
1266 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
1267 min_profitable_estimate, rather than min_profitable_iters.
1269 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1272 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
1273 SImode for last match_operand.
1275 2016-02-22 Martin Liska <mliska@suse.cz>
1277 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
1278 return bitsize - 1 as the return value.
1280 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
1284 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
1285 Handle negative shift counts.
1286 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
1287 force_reg on the shift constant.
1288 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
1289 (lshrsi3_d): Handle negative shift counts.
1291 2016-02-22 Richard Biener <rguenther@suse.de>
1292 Tom de Vries <tom@codesourcery.com>
1294 * graph.c: Include dumpfile.h.
1295 (print_graph_cfg): Split into three overloads.
1296 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
1298 2016-02-22 Tom de Vries <tom@codesourcery.com>
1300 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
1303 2016-02-22 Richard Biener <rguenther@suse.de>
1306 * ipa-inline-transform.c (inline_call): When not updating
1307 overall summaries adjust self size by the growth estimate.
1308 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
1309 hash-set, do not update overall summaries here. Renamed from ...
1310 (inline_to_all_callers): ... this which is now wrapping the
1311 above and performing delayed overall summary update.
1312 (early_inline_small_functions): Delay updating of the overall
1315 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1317 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1320 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1323 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1324 :%* in %:gt() argument.
1325 (greater_than_spec_func): Adjust for expecting only numbers,
1326 if there are more than two numbers, compare the last two.
1328 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1330 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1331 -Wnarrowing with -std.
1333 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1336 * expr.c (store_field): Don't use bit-field path if exp is
1337 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1338 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1339 and the assignment can be performed by bitwise copy. Formatting
1343 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1344 call copy_reg_eh_region_note_forward on before and/or after sequences
1345 and remove note from insn if it no longer can throw.
1348 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1351 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1353 * config/s390/vector.md: Add missing commutative operand markers
1354 to the patterns which qualify for one.
1355 * config/s390/vx-builtins.md: Likewise.
1357 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1359 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1360 types to mode iterators.
1361 (vec_double): ... and mode attribute.
1362 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1364 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1366 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1367 Change the predicate of op2 from nonimmediate to general and let
1368 reload fix it if necessary.
1370 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1372 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1374 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1376 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1379 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1381 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1382 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1383 * config/s390/s390.md ("movstr<P:mode>"): Call
1384 s390_expand_vec_movstr.
1386 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1388 * config/s390/s390.md: Add missing output modifier for operand 1
1389 to print it as address properly.
1391 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1393 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1394 * config/s390/2964.md: New file.
1395 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1396 of insn grouping attributes depending on the CPU level.
1397 (s390_get_unit_mask): New function.
1398 (s390_sched_score): Remove the OOO from the scheduling macros.
1399 Add loop to calculate a score for the instruction mix.
1400 (s390_sched_reorder): Likewise plus improve debug output.
1401 (s390_sched_variable_issue): Rename macros as above. Calculate
1402 the unit distances after actually scheduling an insn. Improve
1404 (s390_sched_init): Clear last_scheduled_unit_distance array.
1405 * config/s390/s390.md: Include 2964.md.
1407 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1410 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1411 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1412 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1413 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1414 *avx512f_<code>v8div16qi2_mask_1): New insns.
1416 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1419 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1422 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1423 earlyclobber from target. Use wF constraint for fused memory
1425 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1427 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1428 Martin Liska <mliska@suse.cz>
1431 * cfgexpand.c (asan_sanitize_stack_p): New function.
1432 (partition_stack_vars): Use the function.
1433 (expand_stack_vars): Likewise.
1434 (defer_stack_allocation): Likewise.
1435 (expand_used_vars): Likewise.
1437 2016-02-18 Richard Biener <rguenther@suse.de>
1440 * fold-const.c (operand_equal_p): Properly compare offsets for
1441 IMAGPART_EXPR and ARRAY_REF.
1443 2016-02-18 Nick Clifton <nickc@redhat.com>
1447 * config/arm/arm.c (arm_option_override_internal): Disable
1448 interworking if the target does not support thumb instructions.
1449 (arm_reload_in_hi): Handle the case where a register to register
1450 move needs reloading because there is no simple pattern to handle
1452 (arm_reload_out_hi): Likewise.
1454 2016-02-18 Richard Biener <rguenther@suse.de>
1457 * match.pd: Don't use fold_binary or fold_unary for folding
1460 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1463 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1464 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1465 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1466 warn on gimple_no_warning_p statements.
1468 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1470 * doc/extend.texi (C++ Attributes): Correct description of
1471 warn_unused type attribute.
1473 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1475 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1476 correct instruction.
1478 2016-02-17 Richard Biener <rguenther@suse.de>
1480 PR rtl-optimization/69609
1481 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1482 (find_traces_1_round): When ending a trace update cached priority
1484 (bb_to_key): Use cached priority when available.
1485 (copy_bb): Initialize cached priority.
1486 (reorder_basic_blocks_software_trace_cache): Likewise.
1488 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1491 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1493 (aarch64_comparison_operator): Break overly long line into two.
1494 (aarch64_comparison_operation): Likewise.
1495 * config/aarch64/aarch64.md (cstorecc4): Use
1496 aarch64_comparison_operator_mode instead of
1497 aarch64_comparison_operator.
1498 (cstore<mode>4): Likewise.
1499 (aarch64_cstore<mode>): Likewise.
1500 (*cstoresi_insn_uxtw): Likewise.
1501 (cstore<mode>_neg): Likewise.
1502 (*cstoresi_neg_uxtw): Likewise.
1504 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1507 * config/arm/predicates.md (arm_comparison_operator_mode):
1509 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1510 instead of arm_comparison_operator.
1511 (*mov_negscc): Likewise.
1512 (*mov_notscc): Likewise.
1513 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1514 (*thumb2_mov_negscc): Likewise.
1515 (*thumb2_mov_negscc_strict_it): Likewise.
1516 (*thumb2_mov_notscc): Likewise.
1517 (*thumb2_mov_notscc_strict_it): Likewise.
1519 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1521 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1524 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1526 * config/visium/visium.c (machine_libfunc_index): New enum.
1527 (machine_libfuncs): New structure.
1528 (visium_libfuncs): New static variable.
1529 (TARGET_INIT_LIBFUNCS): Define to...
1530 (visium_init_libfuncs): ...this. New function.
1531 (expand_block_move_4): Use the appropriate libfunc.
1532 (expand_block_move_2): Likewise.
1533 (expand_block_move_1): Likewise.
1534 (expand_block_set_4): Likewise.
1535 (expand_block_set_2): Likewise.
1536 (expand_block_set_1): Likewise.
1537 (visium_trampoline_init): Likewise.
1539 2016-02-17 Nick Clifton <nickc@redhat.com>
1541 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1542 TI's devices.csv file as of March 2016.
1544 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1547 * opts-global.c (handle_common_deferred_options): Introduce and
1548 initialize two global variables to remember command-line options
1549 specifying a stack-limiting register.
1550 * opts.h: Add extern declarations of the two new global variables.
1551 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1552 variable based on the values of the two new global variables.
1554 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1557 * common.opt (Wnonnull-compare): New warning.
1558 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1559 of arguments against NULL.
1560 (-Wnonnull-compare): Document.
1561 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1562 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1563 * passes.def (pass_warn_nonnull_compare): Add.
1564 * gimple-ssa-nonnull-compare.c: New file.
1566 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1568 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1569 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1571 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1573 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1574 reciprocal sqrt for -mlow-precision-recip-sqrt.
1576 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1577 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1579 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1580 always use lane loads to construct non-constant vectors.
1582 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1584 * config/aarch64/aarch64.md
1585 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1586 constraints for operand 3.
1587 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1589 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1590 Richard Biener <rguenther@suse.de>
1592 PR tree-optimization/69820
1593 * tree-vect-patterns.c (type_conversion_p): Return false if
1594 *orig_type is unsigned single precision or boolean.
1595 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1598 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1600 PR rtl-optimization/69764
1601 PR rtl-optimization/69771
1602 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1603 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1605 2016-02-16 Richard Biener <rguenther@suse.de>
1607 PR tree-optimization/69776
1608 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1610 (indirect_refs_may_alias_p): Likewise.
1611 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1612 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1613 according to tbaa_p.
1614 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1615 (optimize_stmt): For redundant store discovery do not allow tbaa.
1617 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1619 PR tree-optimization/69714
1620 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1621 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1623 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1625 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1626 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1627 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1628 * config/arc/arc.c (arc_init): Check FPU options.
1629 (get_arc_condition_code): Handle new CC_FPU* modes.
1630 (arc_select_cc_mode): Likewise.
1631 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1632 register pair only. Allow access for ARCv2 accumulator.
1633 (gen_compare_reg): Whenever we have FPU support use FPU compare
1635 (arc_reorg): Don't generate brcc insns when FPU compare
1636 instructions are involved.
1637 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1638 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1639 floating point emulation.
1640 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1641 (REVERSE_CONDITION): Add new CC_FPU* modes.
1642 (TARGET_FP_SP_BASE): Define.
1643 (TARGET_FP_DP_BASE): Likewise.
1644 (TARGET_FP_SP_FUSED): Likewise.
1645 (TARGET_FP_DP_FUSED): Likewise.
1646 (TARGET_FP_SP_CONV): Likewise.
1647 (TARGET_FP_DP_CONV): Likewise.
1648 (TARGET_FP_SP_SQRT): Likewise.
1649 (TARGET_FP_DP_SQRT): Likewise.
1650 (TARGET_FP_DP_AX): Likewise.
1651 * config/arc/arc.md (ARCV2_ACC): New constant.
1652 (type): New fpu type attribute.
1653 (SDF): Conditional iterator.
1654 (cstore<mode>, cbranch<mode>): Change expand condition.
1655 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1656 handles FPU/FPX cases as well.
1657 * config/arc/arc.opt (mfpu): New option.
1658 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1660 (adddf3, muldf3, subdf3): Removed.
1661 * config/arc/predicates.md (proper_comparison_operator): Recognize
1663 * config/arc/fpu.md: New file.
1664 * doc/invoke.texi (ARC Options): Document mfpu option.
1666 2016-02-16 Richard Biener <rguenther@suse.de>
1668 PR rtl-optimization/69291
1669 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1670 noce_operand_ok check.
1672 2016-02-16 Tom de Vries <tom@codesourcery.com>
1675 * omp-low.c (simd_clone_create): Remove call to
1676 symtab->call_cgraph_insertion_hooks.
1678 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1680 PR tree-optimization/69802
1681 * tree-ssa-reassoc.c (update_range_test): If op is
1682 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1683 op == 1 test of precision 1 integral op, otherwise handle
1684 that case as op itself. Fix up formatting.
1685 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1688 2016-02-16 Richard Biener <rguenther@suse.de>
1690 PR tree-optimization/69586
1691 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1692 types for conversion sources.
1694 2016-02-16 Richard Biener <rguenther@suse.de>
1697 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1698 mask OEP_ADDRESS_OF.
1700 2016-02-16 Alan Modra <amodra@gmail.com>
1703 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1704 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1705 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1707 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1708 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1709 (p8_fmrgow_<mode>): Likewise.
1710 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1712 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1713 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1714 to use movdi_internal64. Remove op0_di.
1715 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1717 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1719 Add support for the FCCMP insn types
1721 * config/aarch64/aarch64.md (fccmp): Change insn type.
1723 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1724 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1725 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1726 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1727 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1728 * config/arm/types.md (fccmps): Add new insn type.
1731 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1733 * alias.c (get_alias_set): Fix a typo in comment.
1735 2016-02-15 Richard Biener <rguenther@suse.de>
1737 PR tree-optimization/69595
1738 * match.pd: Complete range test simplification to true.
1740 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1742 PR rtl-optimization/69648
1743 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1744 pic_offset_table_rtx.
1746 PR rtl-optimization/69752
1747 * ira.c (update_equiv_regs): When looking for more than a single SET,
1748 also take other side effects into account.
1750 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1752 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1753 for z900+ CPUs in 31-bit mode.
1755 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1757 * common/config/s390/s390-common.c (s390_supports_split_stack):
1759 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1760 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1761 * config/s390/s390.c (struct machine_function): New field
1762 split_stack_varargs_pointer.
1763 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1764 in s390_emit_prologue.
1765 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1767 (morestack_ref): New global.
1768 (SPLIT_STACK_AVAILABLE): New macro.
1769 (s390_expand_split_stack_prologue): New function.
1770 (s390_live_on_entry): New function.
1771 (s390_va_start): Use split-stack vararg pointer if appropriate.
1772 (s390_asm_file_end): Emit the split-stack note sections.
1773 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1774 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1775 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1776 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1777 (split_stack_prologue): New expand.
1778 (split_stack_space_check): New expand.
1779 (split_stack_data): New insn.
1780 (split_stack_call): New expand.
1781 (split_stack_call_*): New insn.
1782 (split_stack_cond_call): New expand.
1783 (split_stack_cond_call_*): New insn.
1785 2016-02-15 Richard Biener <rguenther@suse.de>
1787 PR tree-optimization/69783
1788 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1789 Add trivially correct cases.
1791 2016-02-15 Tom de Vries <tom@codesourcery.com>
1794 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
1796 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
1798 2016-02-15 Richard Biener <rguenther@suse.de>
1800 PR tree-optimization/69776
1801 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1802 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
1803 indicate whether we can use TBAA to disambiguate against stores.
1804 Use alias-set zero if not.
1805 (visit_reference_op_store): Do not use TBAA when looking up
1807 * tree-ssa-pre.c (compute_avail): Use TBAA here.
1808 (eliminate_dom_walker::before_dom_children): But not when looking
1809 up redundant stores.
1811 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
1813 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
1815 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1817 * config/i386/znver1.md
1818 (znver1_pop, znver1_pop_mem,
1819 znver1_load_imov_double_store,
1820 znver1_load_imov_direct_store,
1821 znver1_load_imov_direct_load,
1822 znver1_load_imov_double_load): Add new.
1823 (znver1_insn, znver1_insn_load): Add icmov type.
1825 znver1_sseavx_fma_load,
1827 znver1_avx256_fma_load): Fix pipe usage.
1829 2016-02-14 Alan Modra <amodra@gmail.com>
1832 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
1833 with an invalid hard reg, reload just the reg not the entire
1834 pre/post-inc/dec address expression.
1836 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1839 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
1840 fixed R1_REG scratch reg.
1841 (sibcall_value_pcrel_fdpic): Likewise.
1843 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1847 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
1849 2016-02-12 Walter Lee <walt@tilera.com>
1851 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
1852 * config/tilegx/t-tilegx: Likewise.
1854 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1857 * diagnostic-show-locus.c (struct line_span): New struct.
1858 (layout::get_first_line): Delete.
1859 (layout::get_last_line): Delete.
1860 (layout::get_num_line_spans): New member function.
1861 (layout::get_line_span): Likewise.
1862 (layout::print_heading_for_line_span_index_p): Likewise.
1863 (layout::get_expanded_location): Likewise.
1864 (layout::calculate_line_spans): Likewise.
1865 (layout::m_first_line): Delete.
1866 (layout::m_last_line): Delete.
1867 (layout::m_line_spans): New field.
1868 (layout::layout): Update comment. Replace m_first_line and
1869 m_last_line with m_line_spans, replacing their initialization
1870 with a call to calculate_line_spans.
1871 (diagnostic_show_locus): When printing source lines and
1872 annotations, rather than looping over a single span
1873 of lines, instead loop over each line_span within
1874 the layout, with an inner loop over the lines within them.
1875 Call the context's start_span callback when changing line spans.
1876 * diagnostic.c (diagnostic_initialize): Initialize start_span.
1877 (diagnostic_build_prefix): Break out the building of the location
1878 part of the string into...
1879 (diagnostic_get_location_text): ...this new function, rewriting
1880 it from nested ternary expressions to a sequence of "if"
1882 (default_diagnostic_start_span_fn): New function.
1883 * diagnostic.h (diagnostic_start_span_fn): New typedef.
1884 (diagnostic_context::start_span): New field.
1885 (default_diagnostic_start_span_fn): New prototype.
1887 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1890 * gcc.c (driver::finalize): Fix cleanup of "specs".
1892 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1896 * gcc.c (driver::driver): Initialize m_option_suggestions.
1897 (driver::~driver): Clean up m_option_suggestions.
1898 (suggest_option): Convert to...
1899 (driver::suggest_option): ...this, and split out into
1900 driver::build_option_suggestions and find_closest_string.
1901 (driver::build_option_suggestions): New function, from
1902 first half of suggest_option. Special-case
1903 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
1904 the sanitizer_opts array. For options of enum types, add the
1905 various enum values to the candidate strings.
1906 (driver::handle_unrecognized_options): Remove "const".
1907 * gcc.h (driver::handle_unrecognized_options): Likewise.
1908 (driver::build_option_suggestions): New decl.
1909 (driver::suggest_option): New decl.
1910 (driver::m_option_suggestions): New field.
1911 * opts-common.c (add_misspelling_candidates): New function.
1912 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
1913 and make non-static.
1914 * opts.h (sanitizer_opts): New array decl.
1915 (add_misspelling_candidates): New function decl.
1916 * spellcheck.c (find_closest_string): New function.
1917 * spellcheck.h (find_closest_string): New function decl.
1919 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1921 PR rtl-optimization/69764
1922 PR rtl-optimization/69771
1923 * optabs.c (expand_binop_directly): For shift_optab_p, force
1924 convert_modes with VOIDmode if xop1 has VOIDmode.
1926 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
1929 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
1930 to correctly determine instrumentation thunks.
1932 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1935 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
1936 type by reference, force lhs on the call.
1939 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
1940 Compute retval and retbnd early in all cases if split_part_return_p
1941 and return_bb is not EXIT. Remove all clobber stmts and reset
1942 all debug stmts that refer to SSA_NAMEs defined in split part,
1943 except if it is retval, in that case replace the old retval with the
1944 lhs of the call to the split part.
1946 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1949 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1952 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1953 whose result is used in PHI.
1954 (maybe_optimize_range_tests): Likewise.
1955 (final_range_test_p): Likweise.
1957 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
1960 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
1961 whose result is used in PHI.
1962 (maybe_optimize_range_tests): Likewise.
1963 (final_range_test_p): Likweise.
1965 2016-02-12 Jakub Jelinek <jakub@redhat.com>
1967 * cgraph.c: Spelling fixes - behaviour -> behavior and
1968 neighbour -> neighbor.
1969 * target.def: Likewise.
1970 * sel-sched.c: Likewise.
1971 * config/mips/mips.c: Likewise.
1972 * config/arc/arc.md: Likewise.
1973 * config/arm/cortex-a57.md: Likewise.
1974 * config/arm/arm.c: Likewise.
1975 * config/arm/neon.md: Likewise.
1976 * config/arm/arm-c.c: Likewise.
1977 * config/vms/vms-c.c: Likewise.
1978 * config/s390/s390.c: Likewise.
1979 * config/i386/znver1.md: Likewise.
1980 * config/i386/i386.c: Likewise.
1981 * config/ia64/hpux-unix2003.h: Likewise.
1982 * config/msp430/msp430.md: Likewise.
1983 * config/rx/rx.c: Likewise.
1984 * config/rx/rx.md: Likewise.
1985 * config/aarch64/aarch64-simd.md: Likewise.
1986 * config/aarch64/aarch64.c: Likewise.
1987 * config/nvptx/nvptx.c: Likewise.
1988 * config/bfin/bfin.c: Likewise.
1989 * config/cris/cris.opt: Likewise.
1990 * config/rs6000/rs6000.c: Likewise.
1991 * target.h: Likewise.
1992 * spellcheck.c: Likewise.
1993 * ira-build.c: Likewise.
1994 * tree-inline.c: Likewise.
1995 * builtins.c: Likewise.
1996 * lra-constraints.c: Likewise.
1997 * explow.c: Likewise.
1998 * hwint.h: Likewise.
1999 * targhooks.c: Likewise.
2000 * tree-vect-data-refs.c: Likewise.
2002 * doc/tm.texi: Likewise.
2003 * doc/extend.texi: Likewise.
2004 * doc/install.texi: Likewise.
2005 * doc/md.texi: Likewise.
2006 * tree-ssa-tail-merge.c: Likewise.
2007 * sched-int.h: Likewise.
2008 * match.pd: Likewise.
2009 * sched-ebb.c: Likewise.
2010 * target.def (omit_struct_return_reg): Likewise.
2011 * gimple-ssa-isolate-paths.c: Likewise.
2012 (find_implicit_erroneous_behaviour): Renamed to...
2013 (find_implicit_erroneous_behavior): ... this.
2014 (find_explicit_erroneous_behaviour): Renamed to...
2015 (find_explicit_erroneous_behavior): ... this.
2016 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
2018 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
2020 PR rtl-optimization/64682
2021 PR rtl-optimization/69567
2022 PR rtl-optimization/69737
2023 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
2024 in I2 as well, just lose it.
2026 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2028 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
2030 (aarch64_last_printed_tune_string): Likewise.
2031 (aarch64_declare_function_name): Only output .arch assembler
2032 directive if it will be different from the previously output
2033 directive. Same for .tune comment but only if -dA is set.
2034 (aarch64_start_file): New function.
2035 (TARGET_ASM_FILE_START): Define.
2037 2016-02-11 David Malcolm <dmalcolm@redhat.com>
2040 * Makefile.in (PLUGIN_HEADERS): Add params.list.
2042 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2045 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
2046 -Wmaybe-uninitialized warning.
2048 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
2051 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
2053 2016-02-11 Richard Biener <rguenther@suse.de>
2055 PR rtl-optimization/69291
2056 * ifcvt.c (noce_try_store_flag_constants): Do not allow
2057 subexpressions affected by changing the result.
2059 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
2062 * lra-constraints.c (curr_insn_transform): Find in/out operands
2063 for secondary memory moves. Update dups.
2065 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
2067 PR tree-optimization/69652
2068 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
2069 to nested loop, did source re-formatting, skip debug statements,
2070 add check on statement with volatile operand, remove dead scalar
2073 2016-02-10 Jakub Jelinek <jakub@redhat.com>
2074 Patrick Palka <ppalka@gcc.gnu.org>
2078 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
2079 calls if the return type is TREE_ADDRESSABLE.
2080 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
2081 * ipa-split.c (split_function): Fix doubled "we" in comment.
2082 Use void return type for the split part even if
2083 !split_point->split_part_set_retval.
2085 2016-02-10 Bin Cheng <bin.cheng@arm.com>
2087 PR tree-optimization/68021
2088 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
2089 when computing the value of biv cand by itself.
2091 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2093 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
2094 (cortexa57_tunings): Likewise.
2095 (cortexa72_tunings): Likewise.
2096 (arch_macro_fusion_pair_p): Add support for AES fusion.
2097 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
2098 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
2099 Allow virtual registers before reload so early scheduling works.
2100 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
2101 correct latency and pipeline.
2102 (cortex_a57_crypto_complex): Likewise.
2103 (cortex_a57_crypto_xor): Likewise.
2104 (define_bypass): Add AES bypass.
2106 2016-02-10 Richard Biener <rguenther@suse.de>
2108 PR tree-optimization/69726
2109 * passes.def: Add DCE pass before late uninit.
2110 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
2111 really fixup if-conversions job.
2113 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2115 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
2116 (arm_cortex_a57_tune): Likewise.
2117 (aarch_macro_fusion_pair_p): Add support for AES fusion.
2118 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
2120 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
2122 * timevar.def (TV_PHASE_DBGINFO): Delete.
2123 (TV_PHASE_CHECK_DBGINFO): Likewise.
2124 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
2126 2016-02-10 Richard Biener <rguenther@suse.de>
2128 PR tree-optimization/69719
2129 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2130 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
2132 2016-02-09 Andrew Pinski <apinski@cavium.com>
2135 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
2136 get_vcond_mask_icode returns false.
2138 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2141 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
2142 an ADDIS that adds a pointer to a large constant that sets the
2143 upper16 bits with a load operation.
2145 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2148 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
2150 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
2152 (vzipq_s16): Likewise.
2153 (vzipq_s32): Likewise.
2154 (vzipq_f32): Likewise.
2155 (vzipq_u8): Likewise.
2156 (vzipq_u16): Likewise.
2157 (vzipq_u32): Likewise.
2158 (vzipq_p8): Likewise.
2159 (vzipq_p16): Likewise.
2161 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2164 * config/arm/arm.c (neon_endian_lane_map): New function.
2165 (neon_vector_pair_endian_lane_map): New function.
2166 (arm_evpc_neon_vuzp): Allow for big endian lane order.
2167 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
2169 (vuzpq_s16): Likewise.
2170 (vuzpq_s32): Likewise.
2171 (vuzpq_f32): Likewise.
2172 (vuzpq_u8): Likewise.
2173 (vuzpq_u16): Likewise.
2174 (vuzpq_u32): Likewise.
2175 (vuzpq_p8): Likewise.
2176 (vuzpq_p16): Likewise.
2178 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
2181 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
2184 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
2187 truncate const_int operand 1 to QImode.
2189 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
2191 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
2192 corresponding to an abnormal edge.
2194 2016-02-09 Tom de Vries <tom@codesourcery.com>
2196 PR tree-optimization/69599
2197 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
2199 (find_func_aliases_for_builtin_call, find_func_clobbers)
2200 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
2203 2016-02-09 Richard Biener <rguenther@suse.de>
2205 PR tree-optimization/69715
2206 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
2207 LHS on calls as non-rewritable.
2209 2016-02-09 Tom de Vries <tom@codesourcery.com>
2212 * lto-wrapper.c (append_diag_options): New function.
2213 (compile_offload_image): Call append_diag_options.
2215 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
2218 * doc/extend.texi (Flag Output Operands): Correct sectioning.
2219 Minor copy-edit to fix verb tenses.
2221 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2223 PR tree-optimization/69209
2224 * ipa-split.c (split_function): If split part is not
2225 returning retval, retval has gimple type but is not
2226 gimple value, force it into a SSA_NAME first.
2228 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
2230 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
2233 2016-02-08 Jason Merrill <jason@redhat.com>
2236 * convert.c (convert_to_integer_1): Check dofold on truncation
2238 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
2239 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
2240 Rename from *_nofold.
2241 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
2242 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2244 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
2247 * tree.c (build_common_tree_nodes): Remove short_double argument.
2248 All callers changed.
2249 * tree.h (build_common_tree_nodes): Adjust declaration.
2250 * doc/invoke.texi (-fshort-double): Remove documentation.
2251 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2252 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
2253 * lto-wrapper.c (merge_and_complain, append_compiler_options)
2254 (append_linker_options): Don't handle OPT_fshort_double.
2256 PR rtl-optimization/68730
2257 * lra-remat.c (insn_to_cand_activation): New static variable.
2258 (lra_remat): Allocate and free it.
2259 (create_cand): New arg activation. Initialize a field in
2260 insn_to_cand_activation if it is nonnull.
2261 (create_cands): Pass the activation insn to create_cand when making
2262 a candidate involving an output reload. Reorganize code a little.
2263 (do_remat): Keep track of active status of candidates in a separate
2266 2016-02-08 Richard Biener <rguenther@suse.de>
2268 PR tree-optimization/69719
2269 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2270 Properly use absolute of the difference of the two offsets to
2271 compare or adjust the segment length.
2273 2016-02-08 Richard Biener <rguenther@suse.de>
2274 Jeff Law <law@redhat.com>
2277 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
2278 types for anonymous SSA names.
2280 2016-02-08 Richard Biener <rguenther@suse.de>
2282 PR rtl-optimization/69274
2283 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
2285 2016-02-08 Jeff Law <law@redhat.com>
2287 PR tree-optimization/65917
2288 * tree-ssa-dom.c (record_temporary_equivalences): Record both
2289 equivalences from if (x == y) style conditionals.
2290 (loop_depth_of_name): Remove.
2291 (record_equality): Remove loop depth check.
2292 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
2293 (const_and_copies::record_const_or_copy_raw): New member function.
2294 * tree-ssa-scopedtables.c
2295 (const_and_copies::record_const_or_copy_raw): New, factored out of
2296 (const_and_copies::record_const_or_copy): Call new member function.
2298 2016-02-05 Jeff Law <law@redhat.com>
2300 PR tree-optimization/68541
2301 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
2302 (count_stmts_in_block): New function.
2303 (poor_ifcvt_candidate_code): Likewise.
2304 (is_feasible_trace): Add some heuristics to determine when path
2305 splitting is profitable.
2306 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
2307 is a diamond with a single exit.
2309 2016-02-05 Martin Sebor <msebor@redhat.com>
2312 * doc/invoke.texi: Update -Wplacement-new to take an optional
2315 2016-02-06 Richard Henderson <rth@redhat.com>
2318 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2319 out of non-standard address spaces.
2321 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2323 PR rtl-optimization/69691
2324 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2326 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2328 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2329 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2330 (*ieee128_mfvsrd_64bit): Likewise.
2331 (*ieee128_mfvsrd_32bit): Likewise.
2333 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2337 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2339 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2340 instrumented_version.
2342 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2344 * doc/invoke.texi (Optimize Options): In table of --param options
2345 rename second occurrence of tracer-min-branch-ratio to
2346 tracer-min-branch-probability, rename
2347 tracer-min-branch-ratio-feedback to
2348 tracer-min-branch-probability-feedback and clarify description,
2349 rename sched-spec-state-edge-prob-cutoff to
2350 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2351 to selsched-insns-to-rename, rename lto-minpartition to
2352 lto-min-partition, delete reorder-blocks-duplicate and
2353 reorder-blocks-duplicate-feedback.
2355 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2357 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2360 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2362 * doc/extend.texi: S/390: Correct some typos.
2364 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2366 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2368 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2371 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2372 (s390_register_info_gprtofpr): Use new macros above.
2373 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2375 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2376 its name. Adjust restore and save gpr ranges.
2377 (s390_register_info_set_ranges): New function.
2378 (s390_register_info): Use new macros above. Call
2379 s390_register_info_set_ranges.
2380 (s390_optimize_register_info): Likewise.
2381 (s390_hard_regno_rename_ok): Use new macros.
2382 (s390_hard_regno_scratch_ok): Likewise.
2383 (s390_emit_epilogue): Likewise.
2384 (s390_can_use_return_insn): Likewise.
2385 (s390_optimize_prologue): Likewise.
2386 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2388 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2391 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2393 (ix86_option_override_internal): Disable TARGET_STV even for
2394 -m{incoming,preferred}-stack-boundary=3.
2396 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2398 * config.gcc: Mark deprecated rtems targets as obsolete.
2400 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2402 PR rtl-optimization/64682
2403 PR rtl-optimization/69567
2404 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2405 before I2 only if the register is both used and set in I2.
2407 2016-02-04 DJ Delorie <dj@redhat.com>
2409 * config/msp430/msp430.c (msp430_start_function): Add function type.
2411 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2414 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2416 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2418 PR rtl-optimization/69577
2420 2015-10-29 Richard Henderson <rth@redhat.com>
2424 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2425 sse check to the exact conditions of PR 67609.
2427 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2430 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2431 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2432 not allowed into the traditional Altivec registers.
2433 (movtd_64bit_nodm): Likewise.
2434 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2436 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2438 * config/aarch64/cortex-a57-fma-steering.c
2439 (aarch64_register_fma_steering): Remove "static" from arguments
2442 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2445 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2448 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2450 * doc/invoke.texi: Delete -mno-fma4.
2452 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2454 PR rtl-optimization/69577
2455 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2456 (find_subregs_of_mode): Update accordingly. Iterate over partial
2459 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2461 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2462 * config/arm/arm.c (neon_reinterpret): Remove.
2463 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2464 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2465 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2466 vreinterpretti): Remove.
2467 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2468 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2469 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2470 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2471 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2472 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2473 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2474 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2475 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2476 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2477 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2478 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2479 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2480 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2481 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2482 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2483 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2484 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2485 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2486 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2487 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2488 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2489 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2490 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2491 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2492 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2493 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2494 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2495 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2496 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2497 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2498 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2499 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2500 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2501 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2502 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2503 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2504 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2505 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2506 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2507 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2508 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2509 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2510 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2511 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2512 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2513 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2514 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2515 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2516 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2517 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2518 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2519 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2520 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2521 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2522 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2523 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2524 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2525 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2526 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2527 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2528 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2529 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2530 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2531 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2532 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2533 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2534 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2535 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2536 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2537 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2538 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2539 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2540 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2541 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2542 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2543 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2544 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2545 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2546 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2547 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2548 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2549 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2550 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2551 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2552 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2553 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2554 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2555 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2556 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2557 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2558 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2559 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2560 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2561 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2562 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2563 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2564 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2565 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2566 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2567 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2568 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2569 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2571 2016-02-04 Martin Liska <mliska@suse.cz>
2574 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2575 that are gimple_store_p.
2576 (maybe_instrument_call): Likewise.
2578 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2580 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2581 register scaling out of memory reference and comment why.
2583 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2587 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2588 folding the source of a SET.
2590 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2594 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2595 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2597 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2601 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2604 2016-02-04 Christian Bruel <christian.bruel@st.com>
2606 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2607 * config/arm/arm.c (arm_set_current_function): Likewise.
2609 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2610 Ilya Enkovich <enkovich.gnu@gmail.com>
2611 H.J. Lu <hongjiu.lu@intel.com>
2614 * config/i386/i386.c (convert_scalars_to_vector): Remove
2615 stack alignment fixes.
2616 (ix86_option_override_internal): Disable TARGET_STV if stack
2617 might not be aligned enough.
2618 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2620 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2622 * gcc/config/i386/x86-tune.def: Disable default prefetching
2625 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2626 Vladimir Makarov <vmakarov@redhat.com>
2629 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2630 in validating fused toc addresses.
2632 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2635 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2636 range->m_caret fields if range->m_show_caret_p is false.
2639 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2640 Force oldval into register if it does not satisfy reg_or_short_operand
2641 predicate. Fix up formatting.
2643 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2644 Alexandre Oliva <aoliva@redhat.com>
2647 * lra-constraints.c (simplify_operand_subreg): Check additionally
2648 address validity after potential reloading.
2649 (process_address_1): Check insns validity. In case of failure do
2652 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2655 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2658 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2660 * wide-int.cc (canonize_uhwi): New function.
2661 (wi::divmod_internal): Use it.
2663 2016-02-02 James Norris <jnorris@codesourcery.com
2665 * gimplify.c (omp_notice_variable): Add usage check.
2667 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2669 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2670 like LE, GE, LT, GT when emitting relational operator.
2672 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2674 * ira-costs.c (find_costs_and_classes): Add extra argument.
2675 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2676 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2677 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2678 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2679 Add best_class parameter, and return it if not ALL_REGS.
2680 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2682 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2685 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2687 * config/aarch64/aarch64.c
2688 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2689 (aarch64_ira_change_pseudo_allocno_class): New function.
2691 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2694 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2696 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2698 * config/avr/avr.c (avr_option_override): Set
2699 PARAM_ALLOW_STORE_DATA_RACES to 1.
2701 2016-02-02 Richard Biener <rguenther@suse.de>
2703 PR tree-optimization/69595
2704 * match.pd: Add range test simplifications to true/false.
2706 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2708 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2709 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2712 2016-02-02 Richard Biener <rguenther@suse.de>
2714 PR tree-optimization/69606
2715 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2716 info on the result before moving a stmt.
2718 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2721 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2722 branch with vector comparison.
2723 * config/i386/sse.md (VI48_AVX): New mode iterator.
2724 (define_expand "cbranch<mode>4): Add support for conditional branch
2725 with vector comparison.
2726 * tree-vect-loop.c (optimize_mask_stores): New function.
2727 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2728 has_mask_store field of vect_info.
2729 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2730 vectorized loops having masked stores after vec_info destroy.
2731 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2732 correspondent macros.
2733 (optimize_mask_stores): Add prototype.
2735 2016-02-02 Alan Modra <amodra@gmail.com>
2738 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2741 2016-02-02 Alan Modra <amodra@gmail.com>
2744 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2745 whenever toc_label_name used.
2746 (rs6000_file_start): Don't set up toc section here,
2747 (rs6000_output_function_epilogue): do so here instead,
2748 (rs6000_xcoff_file_start): and here.
2749 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2750 (load_toc_aix_di): Likewise.
2752 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2754 PR rtl-optimization/69592
2755 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2756 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2757 (num_sign_bit_copies_binary_arith_p): New inline function.
2758 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2760 2016-02-01 Jeff Law <law@redhat.com>
2762 PR tree-optimization/69580
2763 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2764 * tree-ssa-threadbackward.c
2765 (fsm_find_control_statement_thread_paths): Do not try to walk
2766 through large PHI nodes.
2768 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2770 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2771 when count is incremented above limit, don't analyze further
2774 * omp-low.c (oacc_parse_default_dims): Avoid
2775 -Wsign-compare warning, make sure value fits into int
2776 rather than just unsigned int.
2778 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2780 PR tree-optimization/67921
2781 * fold-const.c (split_tree): New parameters. Convert pointer
2782 type variable part to proper type before negating.
2783 (fold_binary_loc): Pass new arguments to split_tree.
2785 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
2787 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
2788 (nvptx_goacc_validate_dims): Extend to handle global defaults.
2789 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
2790 * doc/tm.texti: Rebuilt.
2791 * doc/invoke.texi (fopenacc-dim): Document.
2792 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
2793 (append_compiler_options): Likewise.
2794 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
2795 (oacc_parse_default_dims): New.
2796 (oacc_validate_dims): Add USED arg. Select non-unity default when
2798 (oacc_loop_fixed_partitions): Return mask of used partitions.
2799 (oacc_loop_auto_partitions): Emit dump info.
2800 (oacc_loop_partition): Return mask of used partitions.
2801 (execute_oacc_device_lower): Parse default dimension arg. Adjust
2802 loop partitioning and validation calls.
2804 2016-02-01 Richard Biener <rguenther@suse.de>
2807 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2809 2016-02-01 Richard Biener <rguenther@suse.de>
2811 PR tree-optimization/69574
2812 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
2813 of asserting return chrec_dont_know.
2815 2016-02-01 Martin Liska <mliska@suse.cz>
2817 * mem-stats-traits.h: Add copyright header.
2818 * mem-stats.h: Likewise.
2820 2016-02-01 Richard Biener <rguenther@suse.de>
2822 PR tree-optimization/69579
2823 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
2824 Do not propagate through abnormal PHI results.
2826 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
2828 * postreload.c (reload_cse_simplify): Remove dead code.
2830 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2832 PR rtl-optimization/69570
2833 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
2834 if there is more than one set, not if there is a single set.
2836 2016-02-01 Richard Henderson <rth@redhat.com>
2839 * combine.c (make_compound_operation): When looking through a
2840 subreg, make sure to re-extend to the width of the outer mode.
2842 2016-01-30 Jakub Jelinek <jakub@redhat.com>
2844 PR tree-optimization/69546
2845 * wide-int.cc (wi::divmod_internal): For unsigned division
2846 where both operands fit into uhwi, if o1 is 1 and o0 has
2847 msb set, if divident_prec is larger than bits per hwi,
2848 clear another quotient word and return 2 instead of 1.
2849 Similarly for remainder with msb in HWI set, if dividend_prec
2850 is larger than bits per hwi.
2852 2016-01-29 Martin Jambor <mjambor@suse.cz>
2854 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
2855 Use short lowercase names.
2856 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
2857 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
2858 acq_rel one. Protect warning agains segfaults if
2859 get_memory_order_name returns NULL.
2860 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
2861 with release semantics. Do not warn if get_memory_order already did.
2862 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
2863 semantics. Fix check for relaxed or acquire semantics. Do not warn
2864 if get_memory_order already did.
2866 2016-01-29 Sebastian Pop <s.pop@samsung.com>
2868 * doc/install.texi: Document that isl-0.16 is supported.
2870 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
2873 * config/i386/constraints.md (Bm): Describe as special memory
2875 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
2876 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2877 * genpreds.c (struct constraint_data): Add is_special_memory.
2878 (have_special_memory_constraints, special_memory_start): New
2880 (special_memory_end): Ditto.
2881 (add_constraint): Add new arg is_special_memory. Add code to
2882 process its true value. Update have_special_memory_constraints.
2883 (process_define_constraint): Pass the new arg.
2884 (process_define_register_constraint): Ditto.
2885 (choose_enum_order): Process special memory.
2886 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
2887 function insn_extra_special_memory_constraint.
2888 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2889 * gensupport.c (process_rtx): Process
2890 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2891 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
2892 * ira-lives.c (single_reg_class): Use
2893 insn_extra_special_memory_constraint.
2894 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
2895 * lra-constraints.c (process_alt_operands): Ditto.
2896 (curr_insn_transform): Use insn_extra_special_memory_constraint.
2897 * recog.c (asm_operand_ok, preprocess_constraints): Process
2899 * reload.c (find_reloads): Ditto.
2900 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
2901 * stmt.c (parse_input_constraint): Use
2902 insn_extra_special_memory_constraint.
2904 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2907 * lra-splill.c (lra_final_code_change): Revert r229087 by
2908 removing all sub-registers.
2910 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
2913 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
2915 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2918 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
2919 SSE1, copy target into the temporary reg first before recursing
2922 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
2924 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
2927 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2929 * ginclude/stdarg.h: Test __cplusplus instead of
2930 __GXX_EXPERIMENTAL_CXX0X__.
2932 2016-01-29 Richard Biener <rguenther@suse.de>
2934 PR tree-optimization/69547
2935 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2936 Do not mark clobbers necessary.
2937 (mark_all_reaching_defs_necessary_1): Likewise.
2939 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2941 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
2942 declaration name with %qs and print it in both error messages.
2943 Also fix indentation.
2945 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2948 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
2949 trailing blank line from error message.
2951 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
2954 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
2957 2016-01-29 Richard Biener <rguenther@suse.de>
2960 * match.pd: Allow all integral types when simplifying a
2961 widening or sign-changing conversion.
2963 2016-01-28 Sebastian Pop <s.pop@samsung.com>
2965 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
2966 back to setting codegen_error to fail codegen.
2968 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
2971 * config/i386/constraints.md (C): Only accept constant zero operand.
2972 (BC): New constraint.
2973 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
2974 instead of C constraint.
2975 * doc/md.texi (Machine Constraints): Update description
2978 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
2981 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
2983 2016-01-28 Jakub Jelinek <jakub@redhat.com>
2986 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
2989 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
2991 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
2992 branches if using guessed profile.
2994 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
2996 * graphite-optimize-isl.c (optimize_isl): Fix dump.
2998 2016-01-28 Richard Henderson <rth@redhat.com>
3001 * config/aarch64/aarch64-modes.def (CC_Cmode): New
3002 * config/aarch64/aarch64-protos.h: Update.
3003 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
3004 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
3005 (aarch64_get_condition_code_1): Handle CC_Cmode.
3006 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
3007 (*add<mode>3_compareC_cconly_imm): New.
3008 (*add<mode>3_compareC_cconly): New.
3009 (*add<mode>3_compareC_imm): New.
3010 (add<mode>3_compareC): New.
3011 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
3012 to be first. Use aarch64_carry_operation.
3013 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
3014 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
3015 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
3016 (subti3): Use subdi3_compare1.
3017 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
3018 (sub<mode>3_compare1): New.
3019 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
3020 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
3021 (*subsi3_carryin_uxtw): Likewise.
3022 (*ngc<mode>, *ngcsi_uxtw): Likewise.
3023 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
3024 * config/aarch64/iterators.md (DWI): New.
3025 * config/aarch64/predicates.md (aarch64_carry_operation): New.
3026 (aarch64_borrow_operation): New.
3028 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3030 * graphite-optimize-isl.c (optimize_isl): Print a different debug
3031 message when isl does not return a valid schedule.
3033 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3035 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
3036 Remove comments from class declarations: they are already in the code
3039 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3041 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
3043 (ternary_op_to_tree): Same.
3044 (unary_op_to_tree): Same.
3045 (nary_op_to_tree): Same.
3046 (gcc_expression_from_isl_expr_op): Same.
3047 (gcc_expression_from_isl_expression): Same.
3048 (graphite_create_new_loop): Same.
3049 (graphite_create_new_loop_guard): Same.
3050 (build_iv_mapping): Same.
3051 (graphite_create_new_guard): Same.
3052 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
3053 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
3055 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3057 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
3058 instead of setting codegen_error to fail codegen.
3060 2016-01-28 Jason Merrill <jason@redhat.com>
3062 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
3064 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3066 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3067 Remove CONST_INT_P check in CCMP cost calculation.
3069 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3071 * config/aarch64/aarch64.c (generic_vector_cost):
3072 Set vec_permute_cost.
3073 (cortexa57_vector_cost): Likewise.
3074 (exynosm1_vector_cost): Likewise.
3075 (xgene1_vector_cost): Likewise.
3076 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
3077 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
3078 Add vec_permute_cost entry.
3080 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3082 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
3084 (add<mode>3_compare0): Likewise.
3085 (addsi3_compare0_uxtw): Likewise.
3086 (add<mode>3nr_compare0): Likewise.
3087 (compare_neg<mode>): Likewise.
3088 (<optab><mode>3): Likewise.
3090 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
3092 * tree-vect-stmts.c (vectorizable_comparison): Add
3093 NULL check for vectype.
3095 2016-01-28 Richard Biener <rguenther@suse.de>
3097 PR tree-optimization/69466
3098 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3099 Account for PHIs we couldn't duplicate.
3101 2016-01-28 Martin Liska <mliska@suse.cz>
3104 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
3105 instead of ENABLE_VALGRIND_CHECKING.
3107 2016-01-27 Richard Henderson <rth@redhat.com>
3110 * lra-remat.c (subreg_regs): New.
3111 (dump_candidates_and_remat_bb_data): Dump it.
3112 (operand_to_remat): Reject if operand in subreg_regs.
3113 (set_bb_regs): Collect subreg_regs.
3114 (lra_remat): Init and free subreg_regs. Compute
3115 calculate_local_reg_remat_bb_data before create_cands.
3117 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
3120 * config/i386/i386.c (ix86_update_stack_boundary): Don't
3121 change stack_alignment_needed for __tls_get_addr call.
3123 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
3125 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
3127 2016-01-27 Jeff Law <law@redhat.com>
3129 PR tree-optimization/68398
3130 PR tree-optimization/69196
3131 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
3132 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
3133 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3134 Only count PHIs in the last block in the path. The others will
3135 const/copy propagate away. Add heuristic to allow more irreducible
3136 subloops to be created when it is likely profitable to do so.
3138 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3139 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
3140 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
3142 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3145 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
3146 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
3147 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
3148 * tree-streamer-in.c: Include asan.h.
3149 (streamer_get_builtin_tree): For builtins in sanitizer
3150 range call initialize_sanitizer_builtins and retry.
3152 2016-01-27 Ian Lance Taylor <iant@google.com>
3154 * common.opt (fkeep-gc-roots-live): New undocumented option.
3155 * tree-ssa-loop-ivopts.c (add_candidate_1): If
3156 -fkeep-gc-roots-live, skip pointers.
3157 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
3160 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
3164 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
3166 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
3169 * configure.ac: NetBSD provides SSP in its C library.
3170 * configure: Updated.
3172 2016-01-27 Richard Biener <rguenther@suse.de>
3174 PR tree-optimization/69166
3175 * tree-vect-loop.c (vect_is_simple_reduction): Always check
3176 reduction code for commutativity / associativity.
3178 2016-01-27 Martin Jambor <mjambor@suse.cz>
3180 PR tree-optimization/69355
3181 * tree-sra.c (analyze_access_subtree): Correct hole detection when
3182 total_scalarization fails.
3184 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
3186 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
3189 2016-01-27 Christian Bruel <christian.bruel@st.com>
3192 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
3193 Move arm_reset_previous_fndecl and set_target_option_current_node in
3194 the conditional part. Call save_restore_target_globals.
3195 * config/arm/arm.c (arm_set_current_function):
3196 Refactor to better support #pragma target and attribute mix.
3197 Call save_restore_target_globals.
3198 * config/arm/arm-protos.h (save_restore_target_globals): New function.
3200 2016-01-27 Martin Liska <mliska@suse.cz>
3202 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
3203 reference for an HSA kernel and its host function.
3205 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3207 PR tree-optimization/69399
3208 * wide-int.h (wi::lrshift): For larger precisions, only
3209 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
3211 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
3213 * config/arc/predicates.md (proper_comparison_operator): Reject
3214 constant-constant comparison.
3216 2016-01-26 Tom de Vries <tom@codesourcery.com>
3218 PR tree-optimization/69110
3219 * tree-data-ref.c (initialize_data_dependence_relation): Handle
3220 DR_NUM_DIMENSIONS == 0.
3222 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3223 Sebastian Pop <s.pop@samsung.com>
3225 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
3226 isl_ast_op_cond and isl_ast_op_select.
3227 (gcc_expression_from_isl_expr_op): Same.
3229 2016-01-26 Jason Merrill <jason@redhat.com>
3232 * tree.c (recompute_constructor_flags): Split out from
3234 (verify_constructor_flags): New.
3235 * tree.h: Declare them.
3237 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
3239 PR rtl-optimization/69217
3240 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
3241 are no TYPE_FIELDS set for the record type.
3243 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3246 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
3247 toc_label_name unconditionally.
3248 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
3249 SYMBOL_REF string. Use toc_label_name instead of constructing
3251 (rs6000_elf_declare_function_name): Use toc_label_name instead of
3252 constructing LCTOC1.
3254 2016-01-26 Martin Sebor <msebor@redhat.com>
3257 * doc/extend.texi (Common Type Attributes): Move text that talks about
3258 attribute packed from attribute aligned to the section discussing
3259 the former attribute for clarity.
3261 2016-01-26 Richard Henderson <rth@redhat.com>
3264 * trans-mem.c (tm_region_init): Mark entry block as visited.
3266 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3269 * diagnostic-show-locus.c (layout::print_source_line): Replace
3270 call to pp_newline with call to layout::print_newline.
3271 (layout::print_annotation_line): Likewise.
3272 (layout::move_to_column): Likewise.
3273 (layout::print_any_fixits): After printing any fixits, print a
3274 trailing newline, if necessary.
3275 (layout::print_newline): New method, resetting any colorization
3277 (diagnostic_show_locus): Move the pp_newline to before the
3278 early bailout. Remove dummy block enclosing the layout instance.
3279 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
3280 of pp_newline_and_flush with pp_flush.
3281 (diagnostic_append_note): Delete use of pp_newline.
3282 (diagnostic_append_note_at_rich_loc): Delete.
3283 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
3284 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
3285 when newline characters are added to the buffer.
3287 2016-01-26 Michael Matz <matz@suse.de>
3289 * configure.ac (ac_cv_std_swap_in_utility): New test.
3290 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
3291 * configure: Regenerate.
3292 * config.in: Regenerate.
3294 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
3296 * config/arc/arc.md (cstoresi4): Force operand into register.
3297 (arcset<code>): Fix predicate.
3298 (arcsetltu): Likewise.
3299 (arcsetgeu): Likewise.
3300 (arcsethi): Likewise.
3301 (arcsetls): Likewise.
3303 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3305 PR tree-optimization/69483
3306 * gimple-fold.c (canonicalize_constructor_val): Return NULL
3307 if base has error_mark_node type.
3309 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
3312 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3313 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3315 (vget_lane_f16): Handle big-endian.
3316 (vgetq_lane_f16): Likewise.
3317 (vset_lane_f16): Likewise.
3318 (vsetq_lane_f16): Likewise.
3319 * config/arm/iterators.md (VQXMOV): Add V8HF.
3320 (VDQ): Add V4HF and V8HF.
3321 (V_reg): Handle V4HF and V8HF.
3322 (Is_float_mode): Likewise.
3323 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3324 neon_vdup_nv8hf): New patterns.
3325 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3326 Use VD_LANE iterator.
3327 (neon_vld1_dup<mode>): Use VQ2 iterator.
3329 2016-01-26 Nathan Sidwell <nathan@acm.org>
3331 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3332 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3333 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3334 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3335 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3336 (oacc_validate_dims): Add LEVEL arg, don't return level.
3337 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3339 (execute_oacc_device_lower): Adjust, add more dump output.
3340 * tree-ssa-loop.c (gate_oacc_kernels): Use
3341 oacc_fn_attrib_kernels_p.
3342 * tree-parloops.c (create_parallel_loop): Adjust
3343 set_oacc_fn_attrib call.
3345 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3348 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3349 (append_compiler_options): Handle -fcilkplus.
3350 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3352 2016-01-26 Nick Clifton <nickc@redhat.com>
3355 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3356 been marked as DECL_ONE_ONLY but we do not the means to make it
3357 so, then do not allow it to bind locally.
3359 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3362 * opts.h (parse_sanitizer_options): New prototype.
3363 * opts.c (sanitizer_opts): New array.
3364 (parse_sanitizer_options): New function.
3365 (common_handle_option): Use parse_sanitizer_options.
3367 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3370 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3371 alignment adjustment to ...
3372 (ix86_update_stack_boundary): Here. Don't over-align stack for
3374 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3375 if __tls_get_addr is called.
3377 2016-01-26 Christian Bruel <christian.bruel@st.com>
3379 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3381 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3383 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3385 2016-01-26 Richard Biener <rguenther@suse.de>
3388 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3390 2016-01-26 Richard Biener <rguenther@suse.de>
3392 PR tree-optimization/69452
3393 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3394 (move_computations_dom_walker::before_dom_children): Rename
3396 (move_computations_worker): This.
3397 (move_computations): Perform an RPO rather than a DOM walk.
3399 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3402 * combine.c (combine_instructions): For REG_EQUAL note with
3403 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3404 to the underlying register.
3405 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3406 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3408 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3411 * config/aarch64/aarch64-builtins.c
3412 (aarch64_init_simd_builtin_types): Do not set structural
3413 equality to __Poly{8,16,64,128}_t types.
3415 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3417 PR tree-optimization/69400
3418 * wide-int.cc (wi_pack): Take the precision as argument and
3419 perform canonicalization here rather than in the callers.
3420 Use the main loop to handle all full-width HWIs. Add a
3421 zero HWI if in_len isn't a full result.
3422 (wi::divmod_internal): Update accordingly.
3423 (wi::mul_internal): Likewise. Simplify.
3425 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3426 Sebastian Pop <s.pop@samsung.com>
3428 * graphite-poly.c (apply_poly_transforms): Simplify.
3429 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3430 (print_isl_map): Same.
3431 (print_isl_union_map): Same.
3432 (print_isl_schedule): New.
3433 (debug_isl_schedule): New.
3434 * graphite-dependences.c (scop_get_reads): Do not call
3435 isl_union_map_add_map that is undocumented isl functionality.
3436 (scop_get_must_writes): Same.
3437 (scop_get_may_writes): Same.
3438 (scop_get_original_schedule): Remove.
3439 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3440 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3441 (compute_deps): Remove.
3442 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3443 (debug_schedule_ast): New.
3444 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3445 set_separate_option.
3446 (graphite_regenerate_ast_isl): Add dump.
3447 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3448 from scop->transformed_schedule.
3449 (graphite_regenerate_ast_isl): Add more dump.
3450 * graphite-optimize-isl.c (optimize_isl): Set
3451 scop->transformed_schedule. Check whether schedules are equal.
3452 (apply_poly_transforms): Move here.
3453 * graphite-poly.c (apply_poly_transforms): ... from here.
3454 (free_poly_bb): Static.
3455 (free_scop): Static.
3456 (pbb_number_of_iterations_at_time): Remove.
3457 (print_isl_ast): New.
3458 (debug_isl_ast): New.
3459 (debug_scop_pbb): New.
3460 * graphite-scop-detection.c (print_edge): Move.
3462 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3463 (build_scop_scattering): Remove.
3464 (create_pw_aff_from_tree): Assert instead of bailing out.
3465 (add_condition_to_pbb): Remove unused code, do not fail.
3466 (add_conditions_to_domain): Same.
3467 (add_conditions_to_constraints): Remove.
3468 (build_scop_context): New.
3469 (add_iter_domain_dimension): New.
3470 (build_iteration_domains): Initialize pbb->iterators.
3471 Call add_conditions_to_domain.
3474 (index_outermost_in_loop): New.
3475 (index_pbb_in_loop): New.
3476 (outermost_pbb_in): New.
3477 (add_in_sequence): New.
3478 (add_outer_projection): New.
3479 (outer_projection_mupa): New.
3480 (add_loop_schedule): New.
3481 (build_schedule_pbb): New.
3482 (build_schedule_loop): New.
3483 (embed_in_surrounding_loops): New.
3484 (build_schedule_loop_nest): New.
3485 (build_original_schedule): New.
3486 (build_poly_scop): Call build_original_schedule.
3487 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3488 (free_poly_dr): Remove.
3489 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3490 (free_poly_bb): Remove.
3491 (debug_loop_vec): Remove.
3492 (print_isl_ast): Declare.
3493 (debug_isl_ast): Declare.
3494 (scop_do_interchange): Remove.
3495 (scop_do_strip_mine): Remove.
3496 (scop_do_block): Remove.
3497 (flatten_all_loops): Remove.
3498 (optimize_isl): Remove.
3499 (pbb_number_of_iterations_at_time): Remove.
3500 (debug_scop_pbb): Declare.
3501 (print_schedule_ast): Declare.
3502 (debug_schedule_ast): Declare.
3503 (struct scop): Remove schedule. Add original_schedule,
3504 transformed_schedule.
3505 (free_gimple_poly_bb): Remove.
3506 (print_generated_program): Remove.
3507 (debug_generated_program): Remove.
3508 (unify_scattering_dimensions): Remove.
3509 * sese.c (print_edge): ... here.
3510 (print_sese): ... here.
3511 (debug_edge): ... here.
3512 (debug_sese): ... here.
3513 * sese.h (print_edge): Declare.
3514 (print_sese): Declare.
3515 (dump_edge): Declare.
3516 (dump_sese): Declare.
3518 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3519 Sebastian Pop <s.pop@samsung.com>
3521 * Makefile.in: Set ISLVER in site.exp.
3523 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3525 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3526 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3527 through DECL_VALUE_EXPR for expansion.
3529 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3531 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3532 the frame info after reload completed.
3534 2016-01-25 Jeff Law <law@redhat.com>
3536 PR tree-optimization/69196
3537 PR tree-optimization/68398
3538 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3539 tree-ssa-threadupdate.c.
3540 (determine_bb_domination_status): Prototype
3541 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3542 (determine_bb_domination_status): No longer static.
3543 (valid_jump_thread_path): Remove code to detect characteristics
3544 of the jump thread path not associated with correctness.
3545 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3546 Correct test for thread path length. Count PHIs for real operands as
3547 statements that need to be copied. Do not count ASSERT_EXPRs.
3548 Look at all the blocks in the thread path. Compute and selectively
3549 filter thread paths based on threading through the latch, threading
3550 a multiway branch or crossing a multiway branch.
3552 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3554 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3555 decl with __attribute__ ((unused)) annotation.
3557 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3560 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3561 of operands is compatible with a statement vectype.
3563 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3565 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3566 improve wording for mixed storage order support.
3568 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3570 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3571 (vcvt_u64_f64): Likewise.
3572 (vcvta_s64_f64): Likewise.
3573 (vcvta_u64_f64): Likewise.
3574 (vcvtm_s64_f64): Likewise.
3575 (vcvtm_u64_f64): Likewise.
3576 (vcvtn_s64_f64): Likewise.
3577 (vcvtn_u64_f64): Likewise.
3578 (vcvtp_s64_f64): Likewise.
3579 (vcvtp_u64_f64): Likewise.
3581 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3583 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3584 (arc_init): Check validity mll64 option.
3585 (arc_save_restore): Use double load/store instruction.
3586 (arc_expand_movmem): Likewise.
3587 (arc_split_move): Don't split if we have double load/store
3588 instructions. Returns a boolean.
3589 (arc_process_double_reg_moves): Change function to return boolean
3590 instead of a sequence of instructions.
3591 (arc_dwarf_register_span): New function.
3592 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3593 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3594 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3595 (*movdf_insn): Likewise.
3596 * config/arc/arc.opt (mll64): New option.
3597 * config/arc/predicates.md (even_register_operand): New predicate.
3598 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3600 2016-01-25 Richard Biener <rguenther@suse.de>
3603 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3604 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3606 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3608 2016-01-25 Richard Biener <rguenther@suse.de>
3610 PR tree-optimization/69376
3611 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3613 (VN_INFO_ANTI_RANGE_P): New inline.
3614 (VN_INFO_RANGE_TYPE): Likewise.
3615 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3616 SSA_NAME_ANTI_RANGE_P.
3617 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3618 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3619 Properly query VN_INFO_RANGE_TYPE.
3621 2016-01-25 Nick Clifton <nickc@redhat.com>
3624 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3626 2016-01-23 Tom de Vries <tom@codesourcery.com>
3628 PR tree-optimization/69426
3629 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3632 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3634 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3635 "the the" with "the" in the comments.
3636 * ipa-devirt.c (build_type_inheritance_graph,
3637 update_type_inheritance_graph): Likewise.
3638 * tree.c (build_function_type_list_1): Likewise.
3639 * cfgloopmanip.c (scale_loop_profile): Likewise.
3640 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3641 * gimple-ssa-split-paths.c
3642 (find_block_to_duplicate_for_splitting_paths): Likewise.
3643 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3644 * expr.c (convert_move): Likewise.
3645 * var-tracking.c (vt_stack_adjustments): Likewise.
3646 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3647 * tree-vrp.c (test_for_singularity): Likewise.
3649 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3650 directly instead of building a temporary tree.
3653 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3654 remove <algorithm> include.
3656 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3659 * config/i386/i386.c: Include dojump.h.
3660 (expand_small_movmem_or_setmem,
3661 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3663 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3664 if dynamic_check != -1.
3666 2016-01-21 Jeff Law <law@redhat.com>
3669 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3670 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3671 into dominated_by_p.
3672 (cprop_into_successor_phis): Avoid unnecessary tests.
3674 2016-01-22 Richard Henderson <rth@redhat.com>
3677 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3678 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3680 2016-01-22 Michael Matz <matz@suse.de>
3682 * system.h (string, algorithm): Include only conditionally.
3683 (new): Include always under C++.
3684 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3685 * final.c (toplevel): Ditto.
3686 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3687 * genconditions.c (write_header): Make gencondmd.c define
3689 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3691 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3692 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3694 2016-01-22 Christian Bruel <christian.bruel@st.com>
3697 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3699 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3702 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3703 define_insn_and_split. Ensure operands[1] and operands[0] do not
3704 get assigned the same register.
3706 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3708 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3710 2016-01-22 Christian Bruel <christian.bruel@st.com>
3712 * config/arm/arm-c.c (arm_pragma_target_parse):
3713 Remove warn_builtin_macro_redefined overwrite.
3715 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3717 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3718 flag_non_call_exceptions compatibility.
3720 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3723 * dwarf2out.c (add_child_die_after): New function.
3724 (dwarf_qual_info_t): New type.
3725 (dwarf_qual_info): New variable.
3726 (qualified_die_p): New function.
3727 (modified_type_die): For -fdebug-types-section, ensure
3728 canonical order of qualifiers. Put qualified DIEs adjacent
3729 to the corresponding non-qualified type DIE and search there
3730 for existing qualified DIEs.
3732 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3734 * doc/extend.texi (scalar_storage_order type attribute): Document
3735 restriction on type punning and aliasing, and remove future tense.
3737 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3740 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3743 2016-01-21 Jeff Law <law@redhat.com>
3746 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3747 useless call to record_temporary_equivalences.
3748 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3749 allocate 10 slots in the bb_path vector and let it grow as needed.
3750 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3753 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3755 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3757 * configure: Regenerate.
3759 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3761 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3762 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3764 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3767 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3768 drop EXPAND_INITIALIZER.
3769 * rtl.h (contains_symbolic_reference_p): Declare.
3770 * rtlanal.c (contains_symbolic_reference_p): New function.
3771 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3772 a subtraction into a NOT if symbolic constants are involved.
3774 2016-01-21 Anton Blanchard <anton@samba.org>
3775 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3778 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3780 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3783 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3785 * config/microblaze/microblaze.c
3786 (get_branch_target): New.
3787 (insert_wic_for_ilb_runout): New.
3789 (microblaze_machine_dependent_reorg): New.
3790 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
3791 * config/microblaze/microblaze.md
3792 (UNSPEC_IPREFETCH): Define.
3793 (iprefetch): New pattern
3794 * config/microblaze/microblaze.opt
3795 (mxl-prefetch): New flag.
3797 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3799 * config/microblaze/microblaze.h
3800 (FIXED_REGISTERS): Update in macro.
3801 (CALL_USED_REGISTERS): Update in macro.
3803 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
3805 PR rtl-optimization/68920
3806 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
3809 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
3811 PR rtl-optimization/68990
3812 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
3813 pseudo instead of inheritance ones.
3815 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3816 Nick Clifton <nickc@redhat.com>
3820 * config/mips/mips.c (mips_compute_frame_info): Initialise
3821 args_size and hard_frame_pointer_offset fields of the frame
3822 structure before calling mips_global_pointer.
3824 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3826 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
3828 * configure: Regenerate.
3830 2016-01-21 Richard Biener <rguenther@suse.de>
3832 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
3834 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3836 * config/s390/s390.c (s390_asm_declare_function_size): Add code
3837 to actually emit the .size directive.
3839 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
3840 Jakub Jelinek <jakub@redhat.com>
3844 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
3845 args array size by one to avoid buffer overflow.
3847 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3849 * config/s390/s390.md (pool_section_start): Use switch_to_section
3850 to select proper read-only data section instead of hardcoding
3852 (pool_section_end): Use switch_to_section to match the above.
3854 2016-01-21 Richard Biener <rguenther@suse.de>
3856 PR tree-optimization/69378
3857 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
3858 (set_ssa_val_to): Use it for dominance checks taking into
3859 account not executable edges.
3861 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3864 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
3865 for bitsize instead of GET_MODE_PRECISION (mode).
3867 2016-01-20 Martin Sebor <msebor@redhat.com>
3870 * extend.texi (__sync Builtins): Clarify the semantics of
3871 __sync_fetch_and_OP built-ins on pointers.
3872 (__atomic Builtins): Same.
3874 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3875 Sebastian Pop <s.pop@samsung.com>
3877 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
3878 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
3879 (is_valid_rename): Same.
3880 (translate_isl_ast_to_gimple::get_rename): Same.
3881 (translate_isl_ast_to_gimple::rename_all_uses): Same.
3882 (translate_isl_ast_to_gimple::rename_uses): Same.
3883 (get_new_name): Check for close_phi nodes.
3884 (copy_loop_phi_args): Use phi_node_kind.
3885 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
3886 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
3888 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3889 Sebastian Pop <s.pop@samsung.com>
3891 Revert commit r229783.
3892 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
3893 Remove use of parameter_rename_map.
3895 (copy_internal_parameters): Remove.
3896 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
3897 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
3898 (free_sese_info): Do not free parameter_rename_map.
3899 (set_rename): Do not use parameter_rename_map.
3900 (rename_uses): Update call to set_rename.
3901 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
3902 * sese.h (parameter_rename_map_t): Remove.
3903 (struct sese_info_t): Remove field parameter_rename_map.
3905 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3906 Sebastian Pop <s.pop@samsung.com>
3908 * graphite-isl-ast-to-gimple.c: Fix comment.
3909 * graphite-scop-detection.c (defined_in_loop_p): New.
3910 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
3911 names defined in loop.
3913 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3914 Sebastian Pop <s.pop@samsung.com>
3916 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3917 Discard unstructured if-then-else regions.
3919 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3920 Sebastian Pop <s.pop@samsung.com>
3922 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
3923 (cleanup_loop_iter_dom): Remove.
3924 (build_loop_iteration_domains): Remove.
3925 (build_scop_context): Remove.
3926 (build_scop_iteration_domain): Remove.
3927 (add_loop_constraints): New.
3928 (build_iteration_domains): New.
3929 (build_poly_scop): Call build_iteration_domains.
3931 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3932 Sebastian Pop <s.pop@samsung.com>
3934 * graphite-scop-detection.c
3935 (scop_detection::harmful_loop_in_region): Free dom and loops.
3936 (scop_detection::loop_body_is_valid_scop): Free bbs.
3938 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3939 Sebastian Pop <s.pop@samsung.com>
3941 * graphite-scop-detection.c (record_loop_in_sese): New.
3942 (gather_bbs::before_dom_children): Call record_loop_in_sese.
3943 (build_scops): Remove call to build_sese_loop_nests.
3944 * sese.c (sese_record_loop): Remove.
3945 (build_sese_loop_nests): Remove.
3946 (new_sese_info): Remove region->loops.
3947 (free_sese_info): Same.
3948 * sese.h (sese_contains_loop): Same.
3949 (build_sese_loop_nests): Remove.
3950 (sese_contains_loop): Remove.
3952 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3953 Sebastian Pop <s.pop@samsung.com>
3955 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
3956 loop_is_valid_in_scop.
3957 (scop_detection::harmful_stmt_in_region): Renamed
3958 harmful_loop_in_region.
3959 Call loop_is_valid_in_scop.
3961 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3962 Sebastian Pop <s.pop@samsung.com>
3964 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
3967 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3968 Sebastian Pop <s.pop@samsung.com>
3970 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
3971 * graphite.h (struct poly_bb): Remove field is_reduction.
3972 (PBB_IS_REDUCTION): Remove.
3974 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3975 Sebastian Pop <s.pop@samsung.com>
3977 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
3978 (add_pdr_constraints): Same.
3979 (scop_get_reads): Same.
3980 (scop_get_must_writes): Same.
3981 (scop_get_may_writes): Same.
3982 (scop_get_original_schedule): Same.
3983 (extend_schedule): Same.
3984 (apply_schedule_on_deps): Same.
3985 (carries_deps): Same.
3986 (compute_deps): Same.
3987 (scop_get_dependences): Same.
3988 * graphite-isl-ast-to-gimple.c
3989 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
3990 * graphite-optimize-isl.c (get_schedule_for_band): Same.
3991 (get_schedule_for_band_list): Same.
3992 (get_schedule_map): Same.
3993 (apply_schedule_map_to_scop): Same.
3994 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3995 (build_loop_iteration_domains): Same.
3996 (add_condition_to_pbb): Same.
3997 (add_param_constraints): Same.
3998 (pdr_add_memory_accesses): Same.
3999 (pdr_add_data_dimensions): Same.
4001 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
4003 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
4006 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
4008 * common.opt (feliminate-dwarf2-dups): Replace references to
4009 "DWARF 2" with just "DWARF".
4010 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
4011 * doc/extend.texi: Likewise.
4012 * doc/cpp.texi: Likewise.
4013 * doc/invoke.texi: Likewise.
4014 (Option Summary): Add -gdwarf to list of Debugging Options.
4015 (Debugging Options): Document -gdwarf.
4016 * doc/contrib.texi: Spell "DWARF" like that.
4018 2016-01-21 Jakub Jelinek <jakub@redhat.com>
4020 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
4021 warning. Fix up formatting.
4024 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
4025 attempt to mark memory input operand addressable and
4026 call prepare_gimple_addressable in that case. Don't adjust
4027 input_location for diagnostics, use error_at instead.
4029 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
4031 * config/rs6000/ppc-auxv.h: New file.
4032 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
4034 (cpu_supports): Likewise.
4035 * config/rs6000/rs6000.c: include "ppc-auxv.h".
4036 (cpu_is_info): New variable.
4037 (cpu_supports_info): Likewise.
4038 (tcb_verification_symbol): Likewise.
4039 (cpu_builtin_p): Likewise.
4040 (cpu_expand_builtin): New function.
4041 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
4042 (rs6000_init_builtins): Likewise.
4043 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
4044 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
4045 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
4046 * configure: Regenerate.
4047 * config.in: Likewise.
4048 * doc/extend.texi (PowerPC Built-in Functions): Document
4049 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
4051 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
4054 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
4056 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
4059 2016-01-20 Richard Henderson <rth@redhat.com>
4065 * tree.c (tm_define_builtin): New.
4066 (find_tm_vector_type): New.
4067 (build_tm_vector_builtins): New.
4068 (build_common_builtin_nodes): Call it.
4070 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
4072 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
4073 (arm_fp_ok): Likewise.
4075 (arm_crypto): Likewise.
4077 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
4078 Richard Biener <rguenther@suse.de>
4080 PR tree-optimization/69328
4081 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
4082 vectors have same number of elements.
4083 (vectorizable_condition): Fix masked version recognition.
4085 2016-01-20 Richard Biener <rguenther@suse.de>
4087 PR tree-optimization/69345
4088 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
4089 (VN_INFO_PTR_INFO): Likewise.
4090 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
4091 info when it is equal between non-dominating SSA names.
4092 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4093 Make sure to look at original SSA infos.
4095 2016-01-20 Jeff Law <law@redhat.com>
4098 * config/m68k/predicates.md (pow2_m1_operand): New predicate
4100 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
4101 (pc_or_label_operand): New predicate.
4102 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
4103 tests for small integers that are 2^n - 1.
4105 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
4107 * doc/invoke.texi (Options Summary): Add '.' after @xref.
4109 2016-01-19 Jeff Law <law@redhat.com>
4112 * tree-ssa-threadbackwards.c
4113 (fsm_find_control_statement_thread_paths): Do not try to lookup
4114 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
4116 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4118 * doc/lto.texi: Remove text that says only Gold has linker plugin
4121 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
4123 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
4124 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
4125 the DIE accordingly.
4126 (modified_type_die): Add REVERSE parameter and pass it recursively,
4127 as well as to base_type_die. Adjust presence check accordingly.
4128 (base_type_for_mode): Adjust call to modified_type_die.
4129 (add_type_attribute): Add REVERSE parameter and pass it to
4131 (generic_parameter_die): Adjust call to add_type_attribute.
4132 (add_scalar_info): Likewise.
4133 (add_subscript_info): Likewise.
4134 (gen_array_type_die): Likewise.
4135 (gen_descr_array_type_die): Likewise.
4136 (gen_entry_point_die): Likewise.
4137 (gen_enumeration_type_die): Likewise.
4138 (gen_formal_parameter_die): Likewise.
4139 (gen_subprogram_die): Likewise.
4140 (gen_variable_die ): Likewise.
4141 (gen_const_die): Likewise.
4142 (gen_field_die): Likewise.
4143 (gen_pointer_type_die): Likewise.
4144 (gen_reference_type_die): Likewise.
4145 (gen_ptr_to_mbr_type_die): Likewise.
4146 (gen_inheritance_die): Likewise.
4147 (gen_subroutine_type_die): Likewise.
4148 (gen_typedef_die): Likewise.
4149 (force_type_die): Adjust call to modified_type_die.
4151 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
4153 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
4154 flow throughout the file. Fix broken link to Objective-C 2.0
4156 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
4159 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4161 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
4163 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4166 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
4167 (maybe_record_node): Record cxa_pure_virtual as the only possible
4168 target if there are not ohter candidates.
4169 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
4171 2016-01-19 Richard Biener <rguenther@suse.de>
4173 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
4174 (get_memory_order): Likewise.
4176 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
4178 * tree-vect-stmts.c (vectorizable_store): Check
4181 2016-01-19 David Malcolm <dmalcolm@redhat.com>
4184 * gcc.c (driver::decode_argv): Add call to
4185 init_opts_obstack before init_options_struct.
4186 * opts.c (init_opts_obstack): Remove idempotency.
4187 (init_options_struct): Replace call to init_opts_obstack
4188 with a gcc_assert to verify that it has already been called.
4189 * toplev.c (toplev::main): Add call to init_opts_obstack before
4190 calls to init_options_struct.
4191 (toplev::finalize): Move cleanup of opts_obstack next to
4192 cleanup of save_decoded_options, clearing the latter, and
4193 save_decoded_options_count.
4195 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4198 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
4199 attribute to unconditional. Remove %? from output template.
4201 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4202 Jiong Wang <jiong.wang@arm.com>
4204 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
4205 generated from different expand order.
4207 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4209 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
4210 Add support for CCMP costing.
4212 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4214 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
4215 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
4216 (fccmpe<mode>): Likewise.
4217 (fcmp): Rename to fcmp and globalize pattern.
4219 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
4220 (aarch64_gen_ccmp_next): Add FP support.
4222 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4224 * target.def (gen_ccmp_first): Update documentation.
4225 (gen_ccmp_next): Likewise.
4226 * doc/tm.texi (gen_ccmp_first): Update documentation.
4227 (gen_ccmp_next): Likewise.
4228 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
4229 expand_ccmp_expr_1. Improve comments.
4230 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
4231 (ccmp_ior<mode>): Remove pattern.
4232 (cmp<mode>): Remove expand.
4233 (cmp): Globalize pattern.
4234 (cstorecc4): Use cc_register.
4235 (mov<mode>cc): Remove ccmp_cc_register check.
4236 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
4237 Simplify after removal of CC_DNE/* modes.
4238 (aarch64_ccmp_mode_to_code): Remove.
4239 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
4240 In 'k' case use integer as condition.
4241 (aarch64_nzcv_codes): Remove inverted cases.
4242 (aarch64_code_to_ccmode): Remove.
4243 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
4244 comparison with CC register to be used in folowing CCMP/branch/CSEL.
4245 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
4246 pattern. Return the comparison with CC register. Invert conditions
4248 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
4249 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
4251 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4253 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4254 instrumented_version.
4256 2016-01-19 Richard Biener <rguenther@suse.de>
4258 PR tree-optimization/69336
4259 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
4260 handled components with get_ref_base_and_extent.
4261 (equal_mem_array_ref_p): Adjust.
4263 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4266 * shrink-wrap.c: Include valtrack.h.
4267 (move_insn_for_shrink_wrap): Add DEBUG argument. If
4268 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
4269 in between insn and where it will be moved to. Call
4270 dead_debug_insert_temp.
4271 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
4272 first and dead_debug_local_finish at the end.
4273 For uses and defs bitmap, handle all regs in between REGNO and
4274 END_REGNO, not just the first one.
4276 2016-01-19 Richard Biener <rguenther@suse.de>
4278 PR tree-optimization/69352
4279 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
4280 (equal_mem_array_ref_p): Constrain size and max size properly.
4281 Compare the reverse flag.
4283 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
4285 * ira.c (ira): Update regstat data if we deleted insns.
4287 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4289 PR rtl-optimization/68955
4290 PR rtl-optimization/64557
4291 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
4292 here. Fix up formatting.
4293 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
4295 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4298 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
4299 assume that the node has body.
4300 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
4303 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4305 * lto-streamer-out.c (lto_output): Do not stream instrumentation
4308 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4310 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
4311 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4313 2016-01-19 Martin Jambor <mjambor@suse.cz>
4314 Martin Liska <mliska@suse.cz>
4315 Michael Matz <matz@suse.de>
4317 * Makefile.in (OBJS): Add new source files.
4318 (GTFILES): Add hsa.c.
4319 * common.opt (disable_hsa): New variable.
4320 (-Whsa): New warning.
4321 * config.in (ENABLE_HSA): New.
4322 * configure.ac: Treat hsa differently from other accelerators.
4323 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4325 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4326 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4327 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4329 * doc/invoke.texi (-Whsa): Document.
4330 (hsa-gen-debug-stores): Likewise.
4331 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4332 to invoke offload compiler for hsa acclerator.
4333 * opts.c (common_handle_option): Determine whether HSA offloading
4334 should be performed.
4335 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4336 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4337 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4338 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4339 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4340 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4341 GF_OMP_FOR_KIND_GRID_LOOP.
4342 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4343 (pp_gimple_stmt_1): Likewise.
4344 * gimple-walk.c (walk_gimple_stmt): Likewise.
4345 * gimple.c (gimple_build_omp_grid_body): New function.
4346 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4347 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4348 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4349 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4350 GF_OMP_TEAMS_GRID_PHONY.
4351 (gimple_statement_omp_single_layout): Updated comments.
4352 (gimple_build_omp_grid_body): New function.
4353 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4354 (gimple_omp_for_grid_phony): New function.
4355 (gimple_omp_for_set_grid_phony): Likewise.
4356 (gimple_omp_parallel_grid_phony): Likewise.
4357 (gimple_omp_parallel_set_grid_phony): Likewise.
4358 (gimple_omp_teams_grid_phony): Likewise.
4359 (gimple_omp_teams_set_grid_phony): Likewise.
4360 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4361 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4362 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4363 (BUILT_IN_GOMP_TARGET): Updated type.
4364 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4365 (adjust_for_condition): New function.
4366 (get_omp_for_step_from_incr): Likewise.
4367 (extract_omp_for_data): Moved parts to adjust_for_condition and
4368 get_omp_for_step_from_incr.
4369 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4370 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4371 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4372 (scan_omp_parallel): Do not create child functions for phony
4374 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4375 (scan_omp_1_op): Checking assert we are not remapping to
4376 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4377 (parallel_needs_hsa_kernel_p): New function.
4378 (expand_parallel_call): Register apprpriate parallel child
4379 functions as HSA kernels.
4380 (grid_launch_attributes_trees): New type.
4381 (grid_attr_trees): New variable.
4382 (grid_create_kernel_launch_attr_types): New function.
4383 (grid_insert_store_range_dim): Likewise.
4384 (grid_get_kernel_launch_attributes): Likewise.
4385 (get_target_argument_identifier_1): Likewise.
4386 (get_target_argument_identifier): Likewise.
4387 (get_target_argument_value): Likewise.
4388 (push_target_argument_according_to_value): Likewise.
4389 (get_target_arguments): Likewise.
4390 (expand_omp_target): Call get_target_arguments instead of looking
4391 up for teams and thread limit.
4392 (grid_expand_omp_for_loop): New function.
4393 (grid_arg_decl_map): New type.
4394 (grid_remap_kernel_arg_accesses): New function.
4395 (grid_expand_target_kernel_body): New function.
4396 (expand_omp): Call it.
4397 (lower_omp_for): Do not emit phony constructs.
4398 (lower_omp_taskreg): Do not emit phony constructs but create for them
4399 a temporary variable receiver_decl.
4400 (lower_omp_taskreg): Do not emit phony constructs.
4401 (lower_omp_teams): Likewise.
4402 (lower_omp_grid_body): New function.
4403 (lower_omp_1): Call it.
4404 (grid_reg_assignment_to_local_var_p): New function.
4405 (grid_seq_only_contains_local_assignments): Likewise.
4406 (grid_find_single_omp_among_assignments_1): Likewise.
4407 (grid_find_single_omp_among_assignments): Likewise.
4408 (grid_find_ungridifiable_statement): Likewise.
4409 (grid_target_follows_gridifiable_pattern): Likewise.
4410 (grid_remap_prebody_decls): Likewise.
4411 (grid_copy_leading_local_assignments): Likewise.
4412 (grid_process_kernel_body_copy): Likewise.
4413 (grid_attempt_target_gridification): Likewise.
4414 (grid_gridify_all_targets_stmt): Likewise.
4415 (grid_gridify_all_targets): Likewise.
4416 (execute_lower_omp): Call grid_gridify_all_targets.
4417 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4418 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4419 (tree_omp_clause): Added union field dimension.
4420 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4421 * tree.c (omp_clause_num_ops): Added number of arguments of
4422 OMP_CLAUSE__GRIDDIM_.
4423 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4424 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4425 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4426 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4427 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4428 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4429 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4430 * tree-pass.h (make_pass_gen_hsail): Declare.
4431 (make_pass_ipa_hsa): Likewise.
4432 * ipa-hsa.c: New file.
4433 * lto-section-in.c (lto_section_name): Add hsa section name.
4434 * lto-streamer.h (lto_section_type): Add hsa section.
4435 * timevar.def (TV_IPA_HSA): New.
4436 * hsa-brig-format.h: New file.
4437 * hsa-brig.c: New file.
4438 * hsa-dump.c: Likewise.
4439 * hsa-gen.c: Likewise.
4442 * toplev.c (compile_file): Call hsa_output_brig.
4443 * hsa-regalloc.c: New file.
4445 2016-01-18 Jeff Law <law@redhat.com>
4447 PR tree-optimization/69320
4448 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4449 ranged object, do nothing if the RHS constant is not [0..1].
4450 (optimize_stmt): Comparing a boolean ranged object against a
4451 constant outside [0..1] results in a compile-time constant.
4453 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4456 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4458 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4459 (Option Summary): Update to reflect new section and moved options.
4460 (C++ Dialect Options): Move -fstats to new section.
4461 (Debugging Options): Move all dump, statistics, and other GCC
4462 developer options to new section. Rewrite section introduction
4463 and re-order remaining options to put the more basic ones first.
4464 (Optimization Options): Move -fira-verbose and -flto-report* to
4466 (Developer Options): New section incorporating moved options.
4467 * doc/cppopts.texi (-dM): Update cross-reference.
4469 2016-01-18 Richard Henderson <rth@redhat.com>
4472 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4473 operands to pseudo only if CSE is expected. Split long immediate
4474 operands only after reload, and for the stack pointer.
4475 (*add<GPI>3_pluslong): Remove.
4476 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4477 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4478 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4479 (*add<GPI>3 peepholes): New.
4480 (*add<GPI>3 splitters): New.
4481 * config/aarch64/constraints.md (Upl): New.
4482 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4484 2016-01-18 Richard Biener <rguenther@suse.de>
4486 PR tree-optimization/69297
4487 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4489 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4491 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4494 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4495 of mixind vector and scalar types.
4496 (fold_relational_const): Add handling of vector
4497 comparison with boolean result.
4498 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4499 comparison of vector operands with boolean result for EQ/NE only.
4500 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4501 (verify_gimple_cond): Likewise.
4502 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4505 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4507 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4510 2016-01-18 Richard Biener <rguenther@suse.de>
4513 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4515 2016-01-18 Tom de Vries <tom@codesourcery.com>
4517 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4519 2016-01-18 Tom de Vries <tom@codesourcery.com>
4521 * omp-low.c (set_oacc_fn_attrib): Make extern.
4522 * omp-low.h (set_oacc_fn_attrib): Declare.
4523 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4524 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4525 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4526 Add and handle function parameter oacc_kernels_p.
4527 (find_reduc_addr, get_omp_data_i_param): New function.
4528 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4529 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4530 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4531 Calculate dominance info. Skip loops that are not in a kernels region
4532 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4533 (pass_parallelize_loops::execute): Call parallelize_loops with
4534 oacc_kernels_p argument.
4535 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4536 New member function.
4537 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4538 * passes.def: Add argument to pass_parallelize_loops instantation.
4540 2016-01-18 Tom de Vries <tom@codesourcery.com>
4542 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4543 pass_parallelize_loops to be run outside the loop pipeline.
4545 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4547 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4548 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4550 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4553 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4554 using get_ref_base_and_extent.
4555 (equal_mem_array_ref_p): New.
4556 (hashable_expr_equal_p): Add call to previous.
4558 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4561 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4562 (sra_initialize): Allocate disqualified_constants.
4563 (sra_deinitialize): Free disqualified_constants.
4564 (disqualify_candidate): Update disqualified_constants when appropriate.
4565 (create_access): Scan for constant-pool entries as we go along.
4566 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4567 (maybe_add_sra_candidate): Allow constant-pool entries.
4568 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4569 (initialize_constant_pool_replacements): New.
4570 (sra_modify_assign): Avoid mangling assignments created by previous,
4571 and don't generate writes into constant pool.
4572 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4574 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4576 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4578 (scalar_chain::convert_op): Likewise.
4579 * config/i386/i386.md (*andndi3_doubleword): New.
4581 2016-01-18 Richard Biener <rguenther@suse.de>
4583 PR tree-optimization/69170
4584 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4585 building a vector from scalar results of a pattern stmt.
4587 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4589 * haifa-sched.c (autopref_multipass_init): Work around
4590 -Wmaybe-uninitialized warning.
4592 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4594 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4595 against the constant 0.
4597 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4599 PR tree-optimization/68799
4600 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4601 look up phi candidates in the statement-candidate map.
4602 (phi_add_costs): Likewise.
4603 (record_phi_increments): Likewise.
4604 (phi_incr_cost): Likewise.
4605 (ncd_with_phi): Likewise.
4606 (all_phi_incrs_profitable): Likewise.
4608 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4610 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4611 -Wmaybe-uninitialized warning.
4613 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4615 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4616 (Option Summary): Update to reflect new section and moved options.
4617 (C++ Dialect Options): Move -fvtable-verify and related options.
4618 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4619 and profiling-related options.
4620 (Optimization Options): Move profile generation options and
4621 -fstack-protector and related options.
4622 (Instrumentation Options): New section incorporating moved options.
4623 (Code Generation Options): Move -finstrument-functions and
4624 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4626 2016-01-16 Tom de Vries <tom@codesourcery.com>
4628 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4630 2016-01-16 Tom de Vries <tom@codesourcery.com>
4632 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4634 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4636 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4637 that checks whether the table is already empty. Rename the
4638 original implementation to...
4639 (hash_table::empty_slot): ...this new private function.
4641 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4644 * diagnostic-show-locus.c (layout::print_source_line): Move x
4645 offset of line until after call to
4646 get_line_width_without_trailing_whitespace.
4648 2016-01-15 Jeff Law <law@redhat.com>
4650 PR tree-optimization/69270
4651 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4652 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4653 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4654 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4655 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4656 ssa_name_has_boolean_range and constant_boolean_node.
4658 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4660 PR rtl-optimization/69030
4661 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4663 (spill_pseudos): Delete debug insn for dead pseudo.
4664 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4666 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4668 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4670 (TYPES_UNOPUS): Likewise.
4671 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4672 builtin type, from UNOP to UNOPUS.
4673 (lbtruncuv4sf): Likewise.
4674 (lbtruncuv2df): Likewise.
4675 (lrounduv2sf): Likewise.
4676 (lrounduv4sf): Likewise.
4677 (lrounduv2df): Likewise.
4678 (lroundusf): Likewise.
4679 (lroundusf): Likewise.
4680 (lceiluv2sf): Likewise.
4681 (lceiluv4sf): Likewise.
4682 (lceiluv2df): Likewise.
4683 (lceilusf): Likewise.
4684 (lceiludf): Likewise.
4685 (lflooruv2sf): Likewise.
4686 (lflooruv4sf): Likewise.
4687 (lflooruv2df): Likewise.
4688 (lfloorusf): Likewise.
4689 (lfloorudf): Likewise.
4690 (lfrintnuv2sf): Likewise.
4691 (lfrintnuv4sf): Likewise.
4692 (lfrintnuv2df): Likewise.
4693 (lfrintnusf): Likewise.
4694 (lfrintnudf): Likewise.
4695 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4697 (vcvtq_u32_f32): Likewise.
4698 (vcvtq_u64_f64): Likewise.
4699 (vcvta_u32_f32): Likewise.
4700 (vcvtaq_u32_f32): Likewise.
4701 (vcvtaq_u64_f64): Likewise.
4702 (vcvtm_u32_f32): Likewise.
4703 (vcvtmq_u32_f32): Likewise.
4704 (vcvtmq_u64_f64): Likewise.
4705 (vcvtn_u32_f32): Likwise.
4706 (vcvtnq_u32_f32): Likewise.
4707 (vcvtnq_u64_f64): Likewise.
4708 (vcvtp_u32_f32): Likewise.
4709 (vcvtpq_u32_f32): Likewise.
4710 (vcvtpq_u64_f64): Likewise.
4711 (vcvtmd_u64_f64): Likewise.
4712 (vcvtms_u32_f32): Likewise.
4713 (vcvtad_u64_f64): Likewise.
4714 (vcvtas_u32_f32): Likewise.
4715 (vcvtnd_u64_f64): Likewise.
4716 (vcvtns_u32_f32): Likewise.
4717 (vcvtpd_u64_f64): Likewise.
4718 (vcvtps_u32_f32): Likewise.
4720 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4722 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4723 CSEL of zero_extended registers.
4725 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4727 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4728 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4730 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4732 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4733 false when argument string is not found in the attributes table
4736 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4739 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4740 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4741 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4744 2016-01-15 Richard Biener <rguenther@suse.de>
4746 PR tree-optimization/66856
4747 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4748 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4749 (vect_create_new_slp_node): Increment stmt reference count.
4750 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4751 an SLP tree before swapping operands.
4752 (vect_build_slp_tree): Likewise.
4753 (destroy_bb_vec_info): Free stmt info after SLP instances.
4754 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4755 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4756 (STMT_VINFO_NUM_SLP_USES): New macro.
4758 2016-01-15 Richard Biener <rguenther@suse.de>
4761 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4762 (add_linkage_name): ... here.
4763 (gen_typedef_die): Use add_linkage_name_raw instead of
4764 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4767 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4769 * gimplify.c (oacc_default_clause): Decode reference and pointer
4770 types for both kernels and parallel regions.
4772 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4775 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4777 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4779 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4780 (convert_scalars_to_vector): Likewise.
4782 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4784 * doc/extend.texi (Type Traits): Fix grammar.
4786 2016-01-15 Martin Jambor <mjambor@suse.cz>
4788 * tree-inline.c (remap_decl): Use existing dclarations if
4789 remapping a type and prevent_decl_creation_for_types.
4790 (replace_locals_stmt): Do an initial remapping of non-VLA typed
4791 decls first. Do real remapping with
4792 prevent_decl_creation_for_types set.
4793 * tree-inline.h (copy_body_data): New field
4794 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
4797 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4799 * config/s390/s390.opt (mmvcle): More verbose help text.
4801 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4803 * config/s390/s390.opt: Add period to -mzvector option text.
4805 2016-01-15 Richard Biener <rguenther@suse.de>
4807 PR tree-optimization/68961
4808 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
4809 of invariants in stores again.
4811 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
4813 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
4815 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4817 * config/i386/i386.c (ix86_expand_branch): Don't split
4818 DI mode xor instruction to SI mode.
4820 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4823 * ipa-icf.c (sem_function::merge): Virtual functions may become
4824 reachable even if they address is not taken and there are no
4827 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4829 * lto-streamer-out.c (subtract_estimated_size): New function.
4830 (get_symbol_initial_value): Use it.
4832 2016-01-15 Christian Bruel <christian.bruel@st.com>
4835 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
4836 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
4837 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
4838 use add_builtin_function_ext_scope instead of add_builtin_function.
4839 (neon_set_p, neon_crypto_set_p): Remove.
4840 (arm_init_builtins): Always call arm_init_neon_builtins and
4841 arm_init_crypto_builtins.
4842 (arm_expand_builtin): Check that builtins are allowed for the arch.
4843 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
4844 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
4845 arm_init_neon_builtins call.
4847 2016-01-15 Richard Biener <rguenther@suse.de>
4849 PR tree-optimization/69117
4850 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
4851 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
4852 of the leader conservatively.
4853 (free_scc_vn): Restore original SSA name infos.
4855 2016-01-14 Jeff Law <law@redhat.com>
4857 PR tree-optimization/69270
4858 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
4859 single bit of precision, verify it's also unsigned.
4860 (record_edge_info): Use constant_boolean_node rather than fold_convert
4861 to convert boolean_true/boolean_false to the right type.
4863 2016-01-14 Richard Henderson <rth@redhat.com>
4866 * loop-doloop.c (record_reg_sets): New.
4867 (doloop_optimize): Reject the transform if the sequence
4868 clobbers registers live at the end of the loop block.
4869 (doloop_optimize_loops): Enable df_live if needed.
4871 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4873 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
4874 * gcc/config/rs6000/rs6000.c: Likewise.
4875 * gcc/config/rs6000/rs6000.h: Likewise.
4876 * gcc/config/rs6000/rs6000.md: Likewise.
4877 * gcc/doc/extend.texi: Likewsie.
4879 2016-01-14 Jeff Law <law@redhat.com>
4881 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
4884 2016-01-14 Richard Henderson <rth@redhat.com>
4888 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
4889 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
4890 instead of builtin_decl_declared_p to test for declaration.
4892 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
4894 * doc/loop.texi (Loop Analysis and Representation): Document
4895 loop_depth function.
4897 2016-01-14 Tom de Vries <tom@codesourcery.com>
4899 PR tree-optimization/68773
4900 * omp-low.c (expand_omp_target): Don't set force_output.
4901 * varpool.c (varpool_node::get_create): Same.
4902 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
4903 offload_funcs with force_output.
4905 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4908 * lra-eliminations.c (move_plus_up): Don't change anything if either
4909 the outer or inner subreg mode is not MODE_INT.
4910 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
4911 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
4913 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4915 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
4916 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
4917 reduc_uplus_@var{m}): Remove.
4918 * expr.c (expand_expr_real_2): Remove expansion path for
4919 reduc_[us](min|max|plus) optabs.
4920 * optabs-tree.c (scalar_reduc_to_vector): Remove.
4921 * optabs-tree.h (scalar_reduc_to_vector): Remove.
4922 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
4923 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
4924 * tree-vect-loop.c (vectorizable_reduction): Remove test for
4925 reduc_[us](min|max|plus) optabs.
4927 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
4929 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
4930 (reduc_plus_scal_v2sf): New.
4931 (reduc_smax_v2sf): Rename to...
4932 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
4933 (reduc_smin_v2sf): Rename to...
4934 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
4936 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
4938 * alias.c (compare_base_symbol_refs): New function.
4939 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
4942 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4945 PR tree-optimization/69155
4946 * tree-complex.c: Include cfganal.h.
4947 (phis_to_revisit): New variable.
4948 (extract_component): Add phiarg_p argument. Assert that returned
4949 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
4950 (update_phi_components): Partly rewrite to use loop over real/imag
4951 components instead of code duplication. If extract_component returns
4952 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
4953 create_tmp_reg into the PHI node instead, and mention the phi triplet
4955 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
4956 in phis_to_revisit at the end.
4958 2016-01-14 Richard Biener <rguenther@suse.de>
4960 PR tree-optimization/68060
4961 * tree-vect-loop.c (vect_is_simple_reduction): Check the
4962 outer loop reduction is only used in the inner loop before
4963 detecting a double reduction.
4965 2016-01-14 Jakub Jelinek <jakub@redhat.com>
4968 * combine.c (expand_field_assignment): Punt if compute_mode is
4969 unsupported scalar mode.
4971 2016-01-14 Richard Biener <rguenther@suse.de>
4973 PR tree-optimization/66856
4974 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
4975 SLP node only if it built successfully.
4976 (vect_analyze_slp_instance): Adjust.
4978 2016-01-14 Jeff Law <law@redhat.com>
4980 PR tree-optimization/69270
4981 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
4982 (record_edge_info): Use it. Convert boolean_{true,false}_node
4985 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
4988 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
4989 use block_ultimate_origin
4990 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
4992 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
4994 * doc/invoke.texi (Submodel Options): Rename section to
4995 "Machine-Dependent Options" to better reflect its content.
4996 Rewrite introductory text to remove archaic CPU names.
4999 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
5001 * doc/invoke.texi (Code Gen Options): Move section up in file,
5002 before target-specific options. Update menu and option summary
5003 to reflect the new section ordering.
5005 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
5007 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
5008 (C++ Dialect Options): Add cross-reference to -std option.
5009 * doc/standards.texi (C++ Language): Document C++14 support.
5011 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5013 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
5014 for pack/unpack functions for __ibm128.
5015 (PACK_IF): Likewise.
5016 (UNPACK_IF): Likewise.
5018 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
5019 support for __ibm128 pack/unpack functions.
5020 (rs6000_invalid_builtin): Likewise.
5021 (rs6000_init_builtins): Likewise.
5022 (rs6000_opt_masks): Likewise.
5024 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
5025 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
5027 (RS6000_BTM_COMMON): Likewise.
5029 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
5030 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
5031 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
5032 128-bit floating point. Add support for the double values to be
5033 in Altivec registers for TF/IF packing and unpacking, but restrict
5034 TD packing sub-fields to be FPR registers. Don't allow overlapped
5035 register support for packing. Allow pack inputs to be memory
5036 locations. Don't build generator functions for unpack<mode>_dm
5037 and unpack<mode>_nodm.
5038 (unpack<mode>_dm): Likewise.
5039 (unpack<mode>_nodm): Likewise.
5040 (pack<mode>): Likewise.
5042 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
5043 built-in functions to pack/unpack explicit __ibm128 values.
5044 (__builtin_unpack_ibm128): Likewise.
5046 * doc/extend.texi (PowerPC Built-in Functions): Document
5047 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
5049 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
5052 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
5053 Add new arg loc and pass it down as context.
5054 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
5055 to the location to use for the warning.
5056 (check_function_arguments): New arg loc. All callers changed. Pass
5057 it to check_function_nonnull.
5058 * c-common.h (check_function_arguments): Adjust declaration.
5060 2016-01-13 Jakub Jelinek <jakub@redhat.com>
5062 PR tree-optimization/69156
5063 * gimple.c (validate_type): Removed.
5064 (gimple_builtin_call_types_compatible_p): Use
5065 useless_type_conversion_p instead of validate_type.
5066 * value-prof.c (gimple_stringop_fixed_value): Fold
5067 icall_size to correct type.
5069 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
5071 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
5074 2016-01-13 Richard Henderson <rth@redhat.com>
5077 * target.def (builtin_tm_load, builtin_tm_store): Remove.
5078 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
5079 (ix86_builtin_tm_store): Remove.
5080 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5081 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5082 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5083 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5084 * doc/tm.texi: Rebuild.
5086 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
5087 (BUILT_IN_TM_MEMCPY_RTWN): New.
5088 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
5089 fallback from vector to integer helpers.
5090 (build_tm_load): Handle vector types directly, instead of
5092 (build_tm_store): Likewise.
5093 (expand_assign_tm): Prepare for register types not handled by
5094 the above. Copy them to memory and use memcpy.
5095 * tree.c (tm_define_builtin): New.
5096 (find_tm_vector_type): New.
5097 (build_tm_vector_builtins): New.
5098 (build_common_builtin_nodes): Call it.
5100 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
5102 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
5103 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
5105 2016-01-13 Tom de Vries <tom@codesourcery.com>
5107 PR tree-optimization/69169
5108 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
5109 handled_struct_type param.
5110 (create_variable_info_for, intra_create_variable_infos): Call
5111 create_variable_info_for_1 with extra arg.
5113 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
5115 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
5116 and "armv8.1-a+crc" entries.
5118 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
5121 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
5122 Change first operand predicate from register_or_constm1_operand
5123 to register_operand.
5124 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
5125 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
5126 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
5127 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
5128 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
5129 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
5130 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
5131 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
5132 comparison with constm1_rtx from vec_prefetch_gen part.
5134 2016-01-13 Richard Biener <rguenther@suse.de>
5136 PR tree-optimization/69013
5137 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
5138 Exchange assert for a test.
5140 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5143 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
5145 2016-01-13 Richard Biener <rguenther@suse.de>
5147 PR tree-optimization/69242
5148 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
5149 assert with a check.
5151 2016-01-13 Richard Biener <rguenther@suse.de>
5153 PR tree-optimization/69186
5154 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5155 Properly guard vect_update_misalignment_for_peel call.
5157 2016-01-12 Jeff Law <law@redhat.com>
5159 PR tree-optimization/pr67755
5160 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
5161 "need_profile_correction".
5162 (thread_block_1): Initialize new field to false by default. If we
5163 have multiple thread paths through a common joiner to different
5164 final targets, then set new field to true.
5165 (compute_path_counts): Only do count adjustment when it's really
5168 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5170 * doc/invoke.texi (Spec Files): Move section down in file, past
5171 all command-line option descriptions.
5173 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5176 * doc/gty.texi: Remove documentation of mark_hook.
5177 * gengtype.c (struct write_types_data): Remove code to support
5178 mark_hook attribute.
5179 (walk_type): Likewise.
5180 (write_func_for_structure): Likewise.
5182 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5184 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
5185 Directory Options, and -specs= to Overall Options.
5186 (Overall Options): Adjust similarly. Reorder to group related
5187 options together. Make -specs= cross-reference the spec file details.
5188 (Directory Options): Adjust similarly.
5190 2016-01-12 Jeff Law <law@redhat.com>
5192 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
5194 2016-01-12 Olivier Hainque <hainque@adacore.com>
5196 * gcc.c (spec_undefvar_allowed): New global.
5197 (process_command): Set to true when running for --version or --help,
5199 (getenv_spec_function): When the variable is not defined, use the
5200 variable name as the variable value if we're allowed not to issue
5203 2016-01-12 Bin Cheng <bin.cheng@arm.com>
5205 PR tree-optimization/68911
5206 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
5207 information computed for expression "init + nit * step".
5209 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5211 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
5212 about name of GCC executable. Remove deleted node from menu.
5213 (Directory Options) <-B>: Remove cross-reference to deleted node.
5214 (Target Options): Delete section.
5216 2016-01-12 Christian Bruel <christian.bruel@st.com>
5219 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
5220 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
5222 2016-01-12 Jakub Jelinek <jakub@redhat.com>
5225 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
5226 aligned_mem is properly set for AVX512-VL floating point masked
5230 * ifcvt.c (cond_exec_process_if_block): When removing the last
5231 insn from then_bb, remove also any possible barriers that follow it.
5233 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
5237 * config/i386/iamcu.h (SIZE_TYPE): New macro.
5238 (PTRDIFF_TYPE): Likewise.
5239 (WCHAR_TYPE): Likewise.
5240 (WCHAR_TYPE_SIZE): Likewise.
5241 (STDINT_LONG32): Likewise.
5243 2016-01-12 Richard Biener <rguenther@suse.de>
5245 PR tree-optimization/69053
5246 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
5247 convert initial value for cond reductions.
5249 2016-01-12 Richard Biener <rguenther@suse.de>
5251 PR tree-optimization/69007
5252 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
5253 widen_sum after dot_prod and sad.
5255 2016-01-12 Richard Biener <rguenther@suse.de>
5257 PR tree-optimization/69168
5258 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
5259 pattern stmt SLP type.
5260 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
5261 end up unused so cope with that case.
5263 2016-01-12 Richard Biener <rguenther@suse.de>
5265 PR tree-optimization/69157
5266 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
5267 stmts def type only during analyze phase.
5268 (vectorizable_call): Likewise.
5269 (vectorizable_simd_clone_call): Likewise.
5270 (vectorizable_conversion): Likewise.
5271 (vectorizable_assignment): Likewise.
5272 (vectorizable_shift): Likewise.
5273 (vectorizable_operation): Likewise.
5274 (vectorizable_store): Likewise.
5275 (vectorizable_load): Likewise.
5277 2016-01-12 Richard Biener <rguenther@suse.de>
5279 PR tree-optimization/69174
5280 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
5282 (vectorizable_load): Properly compute the number of loads needed
5283 for permuted strided SLP loads and do not spuriously assign
5284 to SLP_TREE_VEC_STMTS.
5286 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
5288 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
5289 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
5290 (MD_EXEC_PREFIX): Remove.
5291 (MD_STARTFILE_PREFIX) Removee.
5292 (FILE_NAME_ABSOLUTE_P): Remove.
5293 (CPP_SPEC): Do not read macros from sys/version.h.
5294 (LINK_COMMAND_SPEC): Remove.
5295 (LOCAL_INCLUDE_DIR): Remove.
5296 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
5297 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
5298 (POST_LINK_SPEC): Define to invoke stubify after linker
5299 (LIBSTDCXX): Remove define
5300 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
5301 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
5302 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
5303 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
5304 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
5305 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
5306 (i386_djgpp_asm_named_section): Add propotype of new procedure
5308 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
5309 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
5310 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
5311 in config/i386/djgpp.h).
5312 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5313 STANDARD_STARTFILE_PREFIX_1.
5314 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5315 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5316 installation errors.
5317 (MAX_OFILE_ALIGNMENT): Define to 128.
5318 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5320 * config/i386/djgpp.c: New file. Add implementation of
5321 i386_djgpp_asm_named_section.
5323 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5325 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5326 Add rule for building djgpp.o.
5328 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5330 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5331 (rtx_is_swappable_p): Reductions are swappable.
5332 (insn_is_swappable_p): V2DF reductions are swappable.
5334 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5336 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5337 reloads for other unsupported memory operands.
5339 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5340 Jim Wilson <jim.wilson@linaro.org>
5343 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5344 copy_to_mode_reg instead of force_reg.
5346 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5349 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5350 TARGET_80387 is true.
5352 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5355 * lra-eliminations.c (move_plus_up): Only move plus up
5356 if subreg of the constant can be simplified into constant
5357 and use the simplified subreg of the constant instead of
5358 the original constant.
5360 * fold-const.c (fold_convertible_p): Don't return true
5361 for conversion of VECTOR_TYPE to same sized integral type.
5362 (fold_convert_loc): Fix up formatting. Fold conversion of
5363 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5364 instead of NOP_EXPR.
5366 PR tree-optimization/69214
5367 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5368 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5371 PR tree-optimization/69207
5372 * tree-vect-slp.c (vect_get_constant_vectors): For
5373 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5374 fold_convertible_p to vector_type's element type, and always
5375 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5377 2016-01-11 Richard Biener <rguenther@suse.de>
5379 PR tree-optimization/69173
5380 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5381 fixup the cycle if all stmts are in a pattern.
5383 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5386 * alias.c (base_alias_check): Move check for addresses with
5387 alignment ANDs before the call for compare_base_decls.
5388 (memrefs_conflict_p): Return -1 for different decls
5389 that went through alignment adjustments.
5391 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5393 PR rtl-optimization/68796
5394 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5395 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5396 and QImode comparisons against zero with CC_NZmode.
5397 * config/aarch64/iterators.md (short_mask): New mode_attr.
5399 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5401 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5402 (<avx512>_store<mode>_mask): Likewise.
5404 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5405 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5407 PR rtl-optimization/68841
5408 * ifcvt.c (struct noce_if_info): Add orig_x field.
5409 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5410 Don't record conflicts on to_rename if it's present.
5411 Allow memory destinations in sets.
5412 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5413 blocks, passing orig_x to the checks.
5414 (noce_process_if_block): Set if_info->orig_x appropriately.
5416 2016-01-11 Tom de Vries <tom@codesourcery.com>
5418 PR tree-optimization/69069
5419 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5421 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5423 PR rtl-optimization/68920
5424 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5425 of conditional moves for RTL if-conversion to 1 for
5426 TARGET_ONE_IF_CONV_INSN.
5427 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5428 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5429 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5430 parameter to restirct number of conditional moves for
5432 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5433 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5436 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5439 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5440 onepart vars. Fix typo in comment. Fix reversed condition in
5442 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5445 * var-tracking.c (dump_onepart_variable_differences): New.
5446 (dataflow_set_different): If a detailed dump is requested,
5447 delay early returns and dump differences between onepart
5448 variables present before and after, and added variables.
5450 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5453 * expr.c (expand_expr_real_1): For boolean vector constants
5454 with a scalar mode use const_scalar_mask_from_tree.
5455 (const_scalar_mask_from_tree): New.
5456 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5457 assigned to a mask type to handle constants.
5459 2016-01-11 Martin Jambor <mjambor@suse.cz>
5462 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5463 useless parameters if we cannot change function signature.
5465 2016-01-11 Martin Jambor <mjambor@suse.cz>
5468 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5471 2016-01-11 Tom de Vries <tom@codesourcery.com>
5473 PR tree-optimization/69109
5474 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5477 2016-01-11 Tom de Vries <tom@codesourcery.com>
5479 PR tree-optimization/69108
5480 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5481 res is not used in a phi.
5483 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5486 * common.opt (frandom-seed): Fix parameter name.
5487 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5489 2016-01-11 Tom de Vries <tom@codesourcery.com>
5491 PR tree-optimization/69058
5492 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5495 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5497 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5498 (mcode-density): Likewise.
5500 2016-01-10 Tom de Vries <tom@codesourcery.com>
5502 PR tree-optimization/69062
5503 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5504 (parallelize_loops): Don't paralelize loop that has phi with address
5507 2016-01-10 Tom de Vries <tom@codesourcery.com>
5509 PR tree-optimization/69039
5510 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5513 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5516 * match.pd: Require target has function_c99_misc before doing
5517 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5519 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5521 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5523 * configure: Regenerate.
5525 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5528 PR tree-optimization/69097
5529 * fold-const.h (expr_not_equal_to): New prototype.
5530 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5531 (expr_not_equal_to): New function.
5532 * match.pd (X % -Y is the same as X % Y): Don't optimize
5533 unless X is known not to be equal to minimum or Y is known
5534 not to be equal to -1.
5535 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5536 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5537 (simplify_stmt_using_ranges): Adjust caller.
5538 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5539 substitute_and_fold.
5541 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5543 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5546 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5548 PR tree-optimization/69167
5549 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5550 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5552 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5554 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5555 Richard Biener <rguenther@suse.de>
5557 PR tree-optimization/68707
5558 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5559 instances that can be handled via vect_load_lanes.
5561 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5563 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5564 if we can't determine address equivalence.
5565 * alias.c (compare_base_decl): Update for changed return value of
5566 symtab_node::equal_address_to.
5568 2016-01-08 Jason Merrill <jason@redhat.com>
5572 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5573 * expr.c (store_field): Not here.
5574 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5575 call with TREE_ADDRESSABLE type.
5576 * tree-cfg.c (verify_gimple_call): Adjust.
5578 2016-01-08 Olivier Hainque <hainque@adacore.com>
5580 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5583 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5585 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5586 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5587 (reduc_smin_v2sf): Rename to...
5588 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5589 (reduc_splus_v2sf): Rename to...
5590 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5592 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5594 PR tree-optimization/69162
5595 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5596 valist argument in another argument.
5597 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5598 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5599 to determine the va_list type, build a MEM_REF instead of
5600 build_fold_indirect_ref.
5602 PR tree-optimization/69172
5603 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5606 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5608 PR tree-optimization/67781
5609 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5610 and cmpnop in two steps: first the ones not accessed in original
5611 gimple expression in a endian independent way and then the ones not
5612 accessed in the final result in an endian-specific way.
5614 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5616 PR tree-optimization/69083
5617 * tree-vect-slp.c (vect_get_constant_vectors): For
5618 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5619 element type. If op is fold_convertible_p to vector_type's element
5620 type, use NOP_EXPR instead of VCE.
5622 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5624 PR rtl-optimization/67778
5625 PR rtl-optimization/68634
5626 PR rtl-optimization/68909
5627 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5628 block from the stack until done with it. Remove a superfluous
5629 bitmap set. Remove a superfluous bitmap test.
5631 2016-01-07 Martin Sebor <msebor@redhat.com>
5634 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5635 constraint on the type of arguments.
5637 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5639 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5640 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5641 unaligned_access on the gcc_options set.
5642 * config/arm/arm.c (arm_option_override_internal): Use
5643 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5645 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5648 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5649 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5651 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5654 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5657 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5658 depending on frame_pointer_needed before remaining integer and SSE
5659 registers are saved.
5661 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5664 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5666 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5669 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5670 Use the "xBm" constraint.
5671 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5673 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5674 (sse_cvtsi2ssq<round_name>): Likewise.
5675 (sse_cvtss2si<round_name>): Likewise.
5676 (sse_cvtss2siq<round_name>): Likewise.
5677 (sse2_cvtsi2sdq<round_name>): Likewise.
5678 (sse2_cvtsd2si<round_name>): Likewise.
5679 (sse2_cvtsd2siq<round_name>): Likewise.
5680 * config/i386/subst.md (round_nimm_scalar_predicate): New
5683 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5686 * varasm.c (make_decl_rtl): Mark invalid register vars as
5689 PR rtl-optimization/66206
5690 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5691 All callers changed.
5693 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5695 PR tree-optimization/69141
5696 * tree-ssa-pre.c: Include langhooks.h.
5697 (eliminate_dom_walker::before_dom_children): Use
5698 lang_hooks.decl_printable_name instead of
5699 cgraph_node::get ()->name ().
5702 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5703 it and DECL_ALIGN too.
5705 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5707 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5709 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5712 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5713 depending on frame_pointer_needed before remaining integer and SSE
5714 registers are saved.
5716 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5718 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5719 mode iterator with VSX_M2.
5720 (*p9_vecstore_<mode>): Likewise.
5721 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5722 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5723 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5724 (define_split for VSX_LE128 stores): Likewise.
5725 (define_peephole2 for TImode LE swaps): Likewise.
5726 (define_split for VSX_LE128 post-reload stores): Likewise.
5728 2016-01-06 Marek Polacek <polacek@redhat.com>
5731 * convert.c (convert_to_integer_1): Adjust call to
5732 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5733 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5734 EXPR instead of ARG.
5735 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5737 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5740 * doc/extend.texi (RL78 Variable Attributes): New section.
5742 2016-01-05 Marek Polacek <polacek@redhat.com>
5745 * builtins.c (get_memmodel): Use expansion point location rather than
5746 the input location. Call warning_at rather than warning.
5747 (expand_builtin_atomic_compare_exchange): Likewise.
5748 (expand_builtin_atomic_load): Likewise.
5749 (expand_builtin_atomic_store): Likewise.
5750 (expand_builtin_atomic_clear): Likewise.
5752 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5755 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5756 Replace nonimmediate_operand with vector_operand.
5757 * config/i386/predicates.md (vector_operand): New predicate.
5758 (general_vector_operand): Replace nonimmediate_operand with
5760 * config/i386/sse.md: Replace nonimmediate_operand with
5761 vector_operand and m constraint with Bm constraint on SSE
5762 patterns with 16-byte memory operand.
5763 * config/i386/subst.md (round_nimm_predicate): Replace
5764 nonimmediate_operand with vector_operand.
5765 (round_saeonly_nimm_predicate): Likewise.
5766 (round_saeonly_nimm_scalar_predicate): New.
5768 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5771 * config/i386/constraints.md (Bm): New constraint.
5772 * config/i386/predicates.md (vector_memory_operand): New
5774 * config/i386/sse.md: Replace xm with xBm in plusminus and
5777 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5780 * doc/extend.texi (V850 Function Attributes): New section.
5781 (V850 Variable Attributes): New section.
5783 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5786 * doc/extend.texi (MicroBlaze Function Attributes): Document
5787 interrupt_handler and fast_interrupt attributes.
5789 2016-01-05 Sergei Trofimovich <siarheit@google.com>
5792 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
5793 for local symbolic operands.
5794 * config/ia64/predicates.md (local_symbolic_operand64): New
5797 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5799 PR rtl-optimization/68651
5800 * combine.c (combine_simplify_rtx): Canonicalize x + x into
5803 2016-01-05 Nathan Sidwell <nathan@acm.org>
5805 * alias.c (compare_base_decls): Use symtab_node::get.
5807 2016-01-05 Nick Clifton <nickc@redhat.com>
5810 * ira-costs.c (copy_cost): Initialise the t_icode field of the
5811 secondary_reload_info structure.
5814 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
5815 decls if weak support is available.
5817 2016-01-04 Martin Sebor <msebor@redhat.com>
5819 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
5821 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5823 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5824 OPTION_MASK_P9_DFORM.
5826 * config/rs6000/constraints.md (wo constraint): New constraint for
5829 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
5831 (rs6000_init_hard_regno_mode_ok): Likewise.
5833 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
5836 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
5837 expanders not to have constraints. Add support for ISA 3.0 xxperm
5838 instruction. Add support for fusing xxlor with xxperm.
5839 (altivec_vperm_<mode>_internal): Likewise.
5840 (altivec_vperm_v8hiv16qi): Likewise.
5841 (altivec_vperm_<mode>v16q): Likewise.
5842 (altivec_vperm_<mode>_uns): Likewise.
5843 (vperm_v8hiv4si): Likewise.
5844 (vperm_v16qiv8hi): Likewise.
5846 * doc/md.texi (RS/6000 constraints): Document wo constraint.
5848 2016-01-04 Jakub Jelinek <jakub@redhat.com>
5850 Update copyright years.
5852 * gcc.c (process_command): Update copyright notice dates.
5853 * gcov-dump.c (print_version): Ditto.
5854 * gcov.c (print_version): Ditto.
5855 * gcov-tool.c (print_version): Ditto.
5856 * gengtype.c (create_file): Ditto.
5857 * doc/cpp.texi: Bump @copying's copyright year.
5858 * doc/cppinternals.texi: Ditto.
5859 * doc/gcc.texi: Ditto.
5860 * doc/gccint.texi: Ditto.
5861 * doc/gcov.texi: Ditto.
5862 * doc/install.texi: Ditto.
5863 * doc/invoke.texi: Ditto.
5865 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5867 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
5868 modes larger than TImode as TImode if NEON is not enabled.
5870 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5873 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
5874 mode for %f0-%f31 only if TARGET_FPU.
5876 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5879 * config/sparc/sparc.c (scan_record_type): Take into account subfields
5880 to compute the PACKED_P predicate.
5881 (function_arg_record_value): Minor tweaks.
5883 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5885 * doc/install.texi (--with-multilib-list): Describe the meaning of the
5886 option for arm*-*-* targets.
5888 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
5890 * doc/extend.texi (Common Function Attributes): Move docs for
5891 MSP430-specific attributes to....
5892 (MSP430 Function Attributes): ...here. Delete the redundant
5893 entries and copy-edit the remaining text.
5894 (MSP430 Variable Attributes): Use uniform format for index
5895 entries and add a cross-reference to the corresponding function
5898 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
5900 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
5902 (x86 Options): Likewise.
5904 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5908 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
5909 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
5910 to corresponding attribute.
5912 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
5914 * doc/extend.texi (Common Function Attributes) <noplt>: Move
5915 to correct alphabetization of table. Copy-edit and correct
5917 <stack_protect>: Likewise.
5918 <target_clones>: Likewise.
5920 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
5921 Correct punctuation.
5922 (Code Gen Options) <-fno-plt>: Copy-edit.
5924 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
5927 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
5928 SI values. Explicitly convert SI to DI and vice-versa.
5930 2016-01-01 Jakub Jelinek <jakub@redhat.com>
5932 PR tree-optimization/69070
5933 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
5934 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
5937 * ubsan.c (ubsan_instrument_float_cast): Call
5938 initialize_sanitizer_builtins.
5941 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
5943 Copyright (C) 2016 Free Software Foundation, Inc.
5945 Copying and distribution of this file, with or without modification,
5946 are permitted in any medium without royalty provided the copyright
5947 notice and this notice are preserved.