1 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
4 (STACK_CHECK_PROTECT): Likewise.
5 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6 (STACK_CHECK_PROTECT): Likewise.
7 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8 (STACK_CHECK_PROTECT): Likewise.
9 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11 (STACK_CHECK_PROTECT): Likewise.
13 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
15 PR rtl-optimization/69307
16 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
17 registers in modes that span more than one register.
19 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
22 * lra-constraints.c (delete_move_and_clobber): New.
23 (remove_inheritance_pseudos): Use it.
25 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29 the libcall is LCT_THROW.
30 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
31 for the checking routine.
33 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
36 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
37 optimization if we have direct move.
38 (roundu32<mode>2_fprs): Likewise.
40 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
43 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
45 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
46 Arguments swapped. All callers changed. Take reg_renumber into
47 account, and Calculate and compare register ranges for hard regs.
49 2016-03-11 Jeff Law <law@redhat.com>
51 PR tree-optimization/70190
52 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
53 Handle cases where we can not extract the taken edge, even though we
54 found a constant value.
56 PR tree-optimization/64058
57 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
58 (num_coalesce_pairs): Move up earlier in file.
59 (find_coalesce_pair): Initialize the INDEX field for each pair
61 (compare_pairs): No longer sort on the elements in each pair.
62 Instead break ties with the index of the coalesce pair.
64 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
67 * config/aarch64/aarch64-protos.h
68 (aarch64_save_restore_target_globals): New prototype.
69 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
70 Call the above when popping pragma.
71 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
73 (aarch64_set_current_function): Rewrite using the above.
75 2016-03-11 Jakub Jelinek <jakub@redhat.com>
77 PR tree-optimization/70177
78 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
79 (extract_ops_from_tree): ... this. In the 2 argument
80 overload remove _1 suffix.
81 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
82 (extract_ops_from_tree): ... this.
83 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
85 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
86 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
87 extract_ops_from_tree instead of 2 operand one.
89 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
91 PR tree-optimization/70013
92 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
93 for constant-pool entries.
95 2016-03-11 Jakub Jelinek <jakub@redhat.com>
97 PR rtl-optimization/70174
98 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
99 followed by gen_lowpart on force_reg instead of just gen_lowpart.
101 PR tree-optimization/70169
102 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
103 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
106 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
107 Jakub Jelinek <jakub@redhat.com>
110 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
111 of uninitialized values.
113 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
115 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
117 ("*trunctddd2"): New pattern definition.
118 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
121 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
123 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
124 definitions for BFP and DFP rounding modes.
125 ("fixuns_truncdddi2", "fixuns_trunctddi2")
126 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
127 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
128 ("fix_trunctf<mode>2"): Use the new constants instead of magic
131 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
133 * config/s390/constraints.md: Adjust comment.
134 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
135 s390_decompose_addrstyle_without_index.
136 * config/s390/predicates.md (shift_count_or_setmem_operand):
137 Rename to setmem_operand.
138 * config/s390/s390-protos.h
139 (s390_decompose_shift_count): Rename to
140 s390_decompose_addrstyle_without_index.
141 * config/s390/s390.c (s390_decompose_shift_count)
142 (s390_mem_constraint, print_shift_count_operand)
143 (print_operand_address, print_operand): Rename
144 s390_decompose_shift_count to
145 s390_decompose_addrstyle_without_index and rename
146 print_shift_count_operand to print_addrstyle_operand troughout the
148 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
149 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
150 Rename shift_count_or_setmem_operand to setmem_operand.
151 * config/s390/vx-builtins.md ("vec_insert<mode>")
152 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
155 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
158 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
159 Handle overlapping retval and newval.
161 2016-03-10 Nick Clifton <nickc@redhat.com>
164 * config/aarch64/aarch64.c
165 (aarch64_override_options_after_change_1): When forcing
166 flag_omit_frame_pointer to be true, use a special value that can
167 be detected if this function is called again, thus preventing
168 flag_omit_leaf_frame_pointer from being forced to be false.
170 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
172 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
173 Set x_flag_omit_leaf_frame_pointer when handling
174 -momit-leaf-frame-pointer.
176 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
179 * cgraph.c (cgraph_node::dump): Dump split_part and indirect_call_target.
180 * cgraph.h (cgraph_node): Add indirect_call_target flag.
181 * ipa.c (has_addr_references_p): Cleanup.
182 (is_indirect_call_target_p): New.
183 (walk_polymorphic_call_targets): Do not mark virtuals that may be
184 called indirectly as local.
185 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
187 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
190 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
193 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
196 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
198 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
201 * tree.c (need_assembler_name_p): Only record main variant type names.
203 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
206 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
207 Always define to 0 or 1.
208 (TARGET_FIX_ERR_A53_843419): New macro.
209 * config/aarch64/aarch64-elf-raw.h
210 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
211 * config/aarch64/aarch64-linux.h: Likewise.
212 * config/aarch64/aarch64.c
213 (aarch64_override_options_after_change_1): Do not default
214 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
216 (aarch64_attributes): Handle fix-cortex-a53-843419.
217 (aarch64_can_inline_p): Likewise.
218 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
220 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
221 Jakub Jelinek <jakub@redhat.com>
223 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
224 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
225 DECL_COMMONS if flag_unconstrained_commons is set.
226 * tree-dfa.c (get_ref_base_and_extent): Likewise.
227 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
228 (funconstrained-commons): Document.
230 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
232 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
233 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
235 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
237 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
238 has a proper number of elements.
240 2016-03-10 Alan Modra <amodra@gmail.com>
242 PR rtl-optimization/69195
243 PR rtl-optimization/47992
244 * ira.c (recorded_label_ref): Delete.
245 (update_equiv_regs): Return void.
246 (indirect_jump_optimize): New function.
247 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
248 before regstat_compute_ri. Don't rebuild_jump_labels here.
249 Delete update_regstat.
251 2016-03-10 Richard Biener <rguenther@suse.de>
253 PR tree-optimization/70128
254 * tree-ssa-structalias.c (set_uids_in_ptset): Set
255 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
257 2016-03-09 Jakub Jelinek <jakub@redhat.com>
259 PR tree-optimization/70152
260 * tree-sra.c (replace_removed_params_ssa_names): Copy over
261 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
264 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
265 instead of gen_sse2_loadlpd.
266 * config/i386/sse.md (*vec_concatv2df): Rename to...
267 (vec_concatv2df): ... this.
269 PR tree-optimization/70127
270 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
272 2016-03-09 David Malcolm <dmalcolm@redhat.com>
276 * diagnostic-show-locus.c (compatible_locations_p): New function.
277 (layout::layout): Sanitize ranges using compatible_locations_p.
279 2016-03-09 David Malcolm <dmalcolm@redhat.com>
283 * diagnostic-show-locus.c (layout_range::layout_range): Replace
284 location_range param with three const expanded_locations * and a
286 (layout::layout): Replace call to
287 rich_location::lazily_expand_location with get_expanded_location.
288 Extract the range and perform location expansion here, passing
289 the results to the layout_range ctor.
290 * diagnostic.c (source_range::debug): Delete.
291 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
292 of rich_location::get_expanded_location.
293 * gcc-rich-location.c (get_range_for_expr): Delete.
294 (gcc_rich_location::add_expr): Reimplement to avoid the
295 rich_location::add_range overload that took a location_range,
296 passing a location_t instead.
298 2016-03-09 Richard Biener <rguenther@suse.de>
299 Jakub Jelinek <jakub@redhat.com>
301 PR tree-optimization/70138
302 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
303 Also skip vect_double_reduction_def.
305 2016-03-09 Jakub Jelinek <jakub@redhat.com>
308 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
309 if the operand is "m".
311 2016-03-09 Nathan Sidwell <nathan@acm.org>
313 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
315 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
317 * config/i386/i386.c (processor_target_table): Fix cost table
318 intialization order for znver1.
320 2016-03-08 Jakub Jelinek <jakub@redhat.com>
322 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
323 - becuase -> because.
324 * ipa-reference.c (ignore_module_statics): Likewise.
325 * cgraph.c (cgraph_node::get_body): Likewise.
326 * ipa-inline.c (early_inliner): Likewise.
327 * ipa-devirt.c (types_same_for_odr): Likewise.
328 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
329 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
331 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
333 * tree-ssa-math-opts.c: Fix typo in comment.
335 2016-03-08 Jakub Jelinek <jakub@redhat.com>
338 * config/i386/i386.c (scalar_chain::make_vector_copies,
339 scalar_chain::convert_reg): Call end_sequence in between
340 get_insns and emit_conversion_insns rather than after both
343 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.h (machine_function): Add
347 pc_thunk_call_expanded flag.
348 (ix86_pc_thunk_call_expanded): New define.
349 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
350 (*set_got): Rename insn pattern from set_got.
351 (*set_got_labelled): Rename inst pattern from set_got_labelled.
352 * config/i386/i386.c (ix86_compute_frame_layout): Use
353 ix86_pc_thunk_call_expanded to prevent red-zone.
355 2016-03-07 Martin Jambor <mjambor@suse.cz>
357 * hsa.h (hsa_get_ctor_statements): Declare.
358 (hsa_get_dtor_statements): Likewise.
359 (hsa_get_kernel_dispatch_type): Likewise.
360 * hsa.c (hsa_get_ctor_statements): New function.
361 (hsa_get_dtor_statements): Likewise.
362 (hsa_get_kernel_dispatch_type): Likewise.
363 * hsa-brig.c (hsa_cdtor_statements): Removed.
364 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
365 hsa_get_dtor_statements.
366 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
367 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
369 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
371 * config/arm/arm-cores.def (cortex-r8): New.
372 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
373 * config/arm/arm-tune.md: Likewise.
374 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
376 2016-03-07 Martin Sebor <msebor@redhat.com>
378 PR rtl-optimization/19705
379 * doc/invoke.texi (Options That Control Optimization): Clarify
380 -fno-branch-count-reg.
382 2016-02-26 Richard Biener <rguenther@suse.de>
383 Jeff Law <law@redhat.com>
385 PR tree-optimization/69740
386 * cfghooks.c (remove_edge): Request loop fixups if we delete
387 an edge that might turn an irreducible loop into a natural
389 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
390 Move after definition of loops_state_clear.
392 2016-03-07 Bin Cheng <bin.cheng@arm.com>
394 PR rtl-optimization/69052
395 * rtlanal.c (commutative_operand_precedence): Set higher precedence
398 2016-03-07 Tom de Vries <tom@codesourcery.com>
400 PR tree-optimization/70116
401 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
402 is_tm_ending stmts and ubsan/asan internal functions.
403 (find_duplicate): Use it. Don't test is_tm_ending here.
405 2016-03-07 Richard Biener <rguenther@suse.de>
407 PR tree-optimization/70115
408 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
409 (propagate_constants_for_unrolling): Use replace_uses_by.
411 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
414 * omp-low.c (struct oacc_loop): Add ifns.
415 (new_oacc_loop_raw): Initialize it.
416 (finish_oacc_loop): Clear mask & flags if no ifns.
417 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
418 (oacc_loop_xform_loop): Add ifns arg & adjust.
419 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
421 2016-03-07 Richard Henderson <rth@redhat.com>
424 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
425 (insert_value_copy_on_edge): Likewise.
427 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
429 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
431 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
434 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
436 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
438 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
440 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
442 Fix sseimul type attribute.
443 * config/i386/znver1.md
444 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
445 znver1_sseimul_avx256_load) : Fix the type attribute.
446 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
447 pipe usage and latency.
449 2016-03-05 Jakub Jelinek <jakub@redhat.com>
452 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
453 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
456 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
459 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
461 PR rtl-optimization/69941
462 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
463 the reg share its mode.
465 2016-03-04 Jeff Law <law@redhat.com>
467 PR tree-optimization/69196
468 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
469 If the both SSA_NAMEs are anonymous, then consider them unassociated
470 and include the PHI in the statement count.
472 2016-03-05 Tom de Vries <tom@codesourcery.com>
474 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
475 construct in oacc routine. Check for oacc region in oacc routine.
477 2016-03-04 Jakub Jelinek <jakub@redhat.com>
480 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
481 2016-02-22 changes, instead don't recurse if RECUR is already true.
482 Don't change *dynamic_check if RECUR. Adjust recursive caller
483 to pass true to the new argument.
484 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
487 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
488 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
490 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
492 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
494 PR rtl-optimization/57676
495 * lra-assigns.c (lra_assign): Guard test for maximum iterations
498 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
500 * tree-vect-patterns.c (search_type_for_mask): Handle
501 comparison of booleans.
503 2016-03-04 Jakub Jelinek <jakub@redhat.com>
505 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
509 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
510 all other ops that have dw_val_class_die_ref operands,
511 and DW_OP_GNU_entry_value.
513 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
515 PR rtl-optimization/69904
516 * config/arm/arm.c (arm_cannot_copy_insn_p):
517 Return true for load-exclusive instructions.
519 2016-03-03 Jakub Jelinek <jakub@redhat.com>
522 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
523 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
524 the pattern no matter if it is used just by non-pattern, pattern
526 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
527 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
528 oprnd1 def_stmt is in pattern, don't look through it.
530 2016-03-03 Marek Polacek <polacek@redhat.com>
533 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
535 2016-03-03 Martin Liska <mliska@suse.cz>
537 PR tree-optimization/70043
538 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
539 previous statement if we see a debug statement.
541 2016-03-03 Richard Biener <rguenther@suse.de>
543 PR tree-optimization/55936
544 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
545 parameter and guard unsafe equivalence use.
546 (vrp_evaluate_conditional_warnv_with_ops): Always use
547 safe equivalences but not via the quadratic compare_names
550 2016-03-03 Michael Collison <michael.collison@linaro.org>
553 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
554 for operand 1 to s_register_operand. Change predicate for operand
555 2 to arm_not_immediate_operand.
557 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
559 * doc/tm.texi: Regenerated.
561 2016-03-02 Richard Henderson <rth@redhat.com>
564 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
565 simplification when all args are positive non-fixed registers.
567 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
569 * target.def (lra_p): Specify that new ports should use LRA.
571 2016-03-02 Jakub Jelinek <jakub@redhat.com>
574 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
575 gimplify_type_sizes the type they refer to.
576 (omp_notice_variable): Handle reference vars to VLAs.
577 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
578 reference to VLA decls in the second pass instead of first pass.
580 2016-03-02 Tom de Vries <tom@codesourcery.com>
582 PR tree-optimization/68659
583 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
584 new_expr == NULL_TREE.
585 (get_new_name): Handle ADDR_EXPR.
587 2016-03-02 Bin Cheng <bin.cheng@arm.com>
589 PR rtl-optimization/69052
590 * loop-invariant.c (canonicalize_address): New function.
591 (inv_can_prop_to_addr_use): Check validity of address expression
592 which is canonicalized by above function.
594 2016-03-02 Alan Modra <amodra@gmail.com>
597 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
600 2016-03-02 Jakub Jelinek <jakub@redhat.com>
603 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
604 (*movhi_internal): Put mask moves from and to memory separately
605 from moves from/to GPRs.
607 2016-03-02 Richard Biener <rguenther@suse.de>
609 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
610 GENERIC expressions in GIMPLE.
612 2016-03-02 Richard Biener <rguenther@suse.de>
614 * config/i386/i386.c (type_natural_mode): Fix typo.
616 2016-03-02 Nick Clifton <nickc@redhat.com>
618 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
620 2016-03-02 Richard Biener <rguenther@suse.de>
621 Uros Bizjak <ubizjak@gmail.com>
624 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
626 2016-03-02 Richard Biener <rguenther@suse.de>
629 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
631 2016-03-02 Marek Polacek <polacek@redhat.com>
634 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
635 "is promoted to" warning.
637 2016-03-01 DJ Delorie <dj@redhat.com>
639 * config.gcc: Deprecate mep-*.
641 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
644 * lra-constraints.c (regno_val_use_in): New.
645 (match_reload): Use it instead of regno_use_in.
647 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
649 PR rtl-optimization/70007
650 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
651 references present in REG_EQUAL notes attached to non-SET patterns.
653 2016-03-01 Jeff Law <law@redhat.com>
655 PR tree-optimization/69196
656 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
657 Appropriately clamp the number of statements to copy when the
658 thread path does not traverse a loop backedge.
660 PR tree-optimization/69196
661 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
662 Do count some PHIs in the thread path against the insn count. Decrease
663 final statement count by one as the control statement in the last
664 block will get removed. Remove special cased code for handling PHIs
667 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
671 asm dialect alternatives to explicit GOTPCREL calls.
673 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
676 * ira.c (do_reload): Issue warning for generic stack checking here...
677 * reload1.c (reload): ...instead of here and streamline it.
679 2016-03-01 Nick Clifton <nickc@redhat.com>
681 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
683 2016-03-01 Richard Biener <rguenther@suse.de>
685 PR tree-optimization/69983
686 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
687 types and fall back to operand_equal_p.
689 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
692 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
694 * config/s390/constraints.md ("jm8"): New constraint.
695 * config/s390/predicates.md ("const_int_8bitset_operand"): New
697 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
699 ("*setmem_long<setmem_and>"): New pattern.
700 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
702 ("*setmem_long_31z<setmem_and>"): New pattern.
703 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
704 New substitution rules with the required attributes.
707 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
710 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
712 * gensupport.c (process_substs_on_one_elem): Split loop to
713 complete mark_operands_used_in_match_dup on all expressions in the
715 (adjust_operands_numbers): Inline into process_substs_on_one_elem
718 2016-03-01 Richard Biener <rguenther@suse.de>
721 * fold-const.c (fold_indirect_ref_1): Fix range checking for
722 vector BIT_FIELD_REF extract.
724 2016-03-01 Richard Biener <rguenther@suse.de>
726 PR tree-optimization/69994
727 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
729 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
731 PR tree-optimization/69956
732 * tree-vect-stmts.c (supportable_widening_operation): Support
733 multi-step conversion of boolean vectors.
734 (supportable_narrowing_operation): Likewise.
736 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
738 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
741 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
743 * config/s390/subst.md (DSI_VI): New mode iterator.
744 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
745 * config/s390/vector.md ("vec_set<mode>"): Move expander before
747 ("*vec_set<mode>"): Change predicate and add alternative to
748 support only either register or const_int operands as element
750 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
752 ("vec_extract<mode>"): New expander.
753 ("*vec_extract<mode>"): New insn definition supporting reg and
754 const_int element selectors.
755 ("*vec_extract<mode>_plus"): New insn definition supporting
756 reg+const_int element selectors.
757 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
758 following expander+insn definition.
759 ("<vec_shifts_name><mode>3"): New expander.
760 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
762 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
764 * config/s390/s390.md ("*tabort_1"): Change predicate to
765 nonmemory_operand. Add a second alternative to cover
766 register as well as const int operands.
767 ("*tabort_1_plus"): New pattern definition.
769 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
771 * config/s390/s390.md ("*ashrdi3_cc_31")
772 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
773 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
774 Merge insn definitions into ...
775 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
776 New pattern definition.
777 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
778 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
779 ("*ashr<mode>3_and"): Merge insn definitions into ...
780 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
781 New pattern definition.
782 * config/s390/subst.md ("addr_style_op_cc_subst")
783 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
784 substitutions patterns plus attributes.
785 Add ashiftrt to SUBST iterator.
787 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
789 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
790 op2 to nonmemory_operand.
791 ("*<shift>di3_31", "*<shift>di3_31_and"):
792 Merge into single pattern definition ...
793 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
794 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
795 pattern definition ...
796 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
797 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
800 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
802 * config/s390/predicates.md (const_int_6bitset_operand): New
804 * config/s390/s390.md: Include subst.md.
805 ("rotl<mode>3"): New expander.
806 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
808 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
809 * config/s390/subst.md: New file.
811 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
813 * config/s390/s390.md ("op_type", "atype", "length" attributes):
814 Remove RRR type. It doesn't really exist.
815 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
817 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
818 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
819 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
820 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
821 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
822 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
825 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
827 * gensupport.c (process_substs_on_one_elem): Split loop to
828 complete mark_operands_used_in_match_dup on all expressions in the
830 (adjust_operands_numbers): Inline into process_substs_on_one_elem
833 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
836 * config/sparc/sparc.c (NWORDS_UP): Rename to...
837 (CEIL_NWORDS): ...this. Use CEIL macro.
838 (compute_fp_layout): Adjust to above renaming.
839 (function_arg_union_value): Likewise.
840 (sparc_arg_partial_bytes): Likewise.
841 (sparc_function_arg_advance): Likewise.
843 2016-02-29 Jeff Law <law@redhat.com>
845 PR tree-optimization/70005
846 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
847 where an object with a boolean range is compared against a value
850 PR tree-optimization/69999
851 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
852 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
855 2016-02-29 Richard Biener <rguenther@suse.de>
857 PR tree-optimization/69994
858 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
859 (get_unary_op): Look through nop conversions.
860 (ops_equal_values_p): New function, look for equality diregarding
862 (eliminate_plus_minus_pair): Use ops_equal_values_p
863 (repropagate_negates): Do not use get_unary_op here.
865 2016-02-29 Martin Liska <mliska@suse.cz>
867 * system.h: Poison ENABLE_CHECKING macro.
869 2016-02-29 Martin Liska <mliska@suse.cz>
871 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
872 is presented in dump flags.
873 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
874 (hsa_regalloc): Likewise.
876 2016-02-19 Richard Biener <rguenther@suse.de>
878 PR tree-optimization/69980
879 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
880 permutation of those we need to keep.
882 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
885 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
887 (init_cumulative_args): Minor tweaks.
888 (sparc_promote_function_mode): Likewise.
889 (scan_record_type): Delete.
890 (traverse_record_type): New function template.
891 (classify_data_t): New structure type.
892 (classify_registers): New inline function.
893 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
894 exhausted. Instantiate traverse_record_type on classify_registers and
895 deal with the case of a structure passed in slot #15 with no FP field
897 (assign_data_t): New structure type.
898 (compute_int_layout): New static function.
899 (compute_fp_layout): Likewise.
900 (count_registers): New inline function.
901 (assign_int_registers): New static function.
902 (assign_fp_registers): Likewise.
903 (assign_registers): New inline function.
904 (function_arg_record_value_1): Delete.
905 (function_arg_record_value_2): Likewise.
906 (function_arg_record_value_3): Likewise.
907 (function_arg_record_value): Adjust to above changes. Instantiate
908 traverse_record_type on count_registers to first count the number of
909 registers to be used and then on assign_registers to assign them.
910 (function_arg_union_value): Adjust to above renaming.
911 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
912 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
913 case of a structure passed in slot #15
914 (sparc_function_arg_advance): Likewise.
915 (function_arg_padding): Minor tweak.
917 2016-02-29 Richard Biener <rguenther@suse.de>
919 PR tree-optimization/69720
920 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
921 the adjustment_def path for possibly vectorized defs.
922 (vect_create_epilog_for_reduction): Handle vectorized initial
925 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
927 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
929 2016-02-27 Jeff Law <law@redhat.com>
932 2016-02-26 Richard Biener <rguenther@suse.de>
933 Jeff Law <law@redhat.com>
935 PR tree-optimization/69740
936 * cfghooks.c (remove_edge): Request loop fixups if we delete
937 an edge that might turn an irreducible loop into a natural
940 2016-02-27 Jakub Jelinek <jakub@redhat.com>
942 PR rtl-optimization/69896
943 * tree-vect-generic.c (get_compute_type): Avoid single element
946 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
948 Rename the AArch64 tuning option and related functions to enable the
949 Newton series for the reciprocal square root to reflect its
950 approximative characteristic.
952 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
953 function to "aarch64_emit_approx_rsqrt".
954 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
955 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
956 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
957 (xgene1_tunings): Likewise.
958 (use_rsqrt_p): Likewise.
959 (aarch64_emit_swrsqrt): Use new function name.
960 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
961 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
962 text explaining this option.
963 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
965 2016-02-26 Jakub Jelinek <jakub@redhat.com>
968 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
969 complain about -mallow-movmisalign without -mvsx if
970 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
972 2016-02-26 Joel Sherrill <joel@rtems.org>
974 * config.gcc: Add x86_64-*-rtems*.
975 * gcc/config/i386/rtems-64.h: New file.
977 2016-02-26 Joel Sherrill <joel@rtems.org>
979 * config.gcc: Add aarch64-*-rtems*.
980 * gcc/config/aarch64/rtems.h: New file.
982 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
985 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
986 shift amount using %h. Add comment.
988 2016-02-26 Richard Biener <rguenther@suse.de>
989 Jeff Law <law@redhat.com>
991 PR tree-optimization/69740
992 * cfghooks.c (remove_edge): Request loop fixups if we delete
993 an edge that might turn an irreducible loop into a natural
996 2016-02-26 Martin Jambor <mjambor@suse.cz>
999 * tree-sra.c (sra_modify_assign): Do not remove loads of
1000 uninitialized aggregates to SSA_NAMEs.
1002 2016-02-26 Richard Henderson <rth@redhat.com>
1005 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
1006 pseudo in case the target rtx matches the source of the left
1009 2016-02-26 Martin Jambor <mjambor@suse.cz>
1012 * hsa.h (hsa_type_packed_p): Declare.
1013 * hsa.c (hsa_type_packed_p): New function.
1014 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
1016 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
1017 * hsa-brig.c (emit_basic_insn): Likewise.
1019 2016-02-26 Martin Jambor <mjambor@suse.cz>
1022 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
1024 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
1026 2016-02-26 Martin Jambor <mjambor@suse.cz>
1028 * hsa.h (is_a_helper): New overload for hsa_op_immed for
1029 hsa_op_with_type operands.
1030 (hsa_unsigned_type_for_type): Declare.
1031 * hsa.c (hsa_unsigned_type_for_type): New function.
1032 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
1033 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
1034 the finalizer. Do not emit extra move.
1036 2016-02-26 Martin Jambor <mjambor@suse.cz>
1038 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
1039 atomic operations in private segment.
1041 2016-02-26 Martin Jambor <mjambor@suse.cz>
1043 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
1044 statements to wi->info. Also disallow omp simd constructs.
1045 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
1046 for not gridifying. Dump special string for omp_for.
1048 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1051 * config/aarch64/aarch64.c (aarch64_set_current_function):
1052 Save/restore target globals when switching to
1053 target_option_default_node.
1055 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1058 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
1059 Return 0 if !SHIFT_COUNT_TRUNCATED.
1061 2016-02-26 Jakub Jelinek <jakub@redhat.com>
1062 Eric Botcazou <ebotcazou@adacore.com>
1064 PR rtl-optimization/69891
1065 * dse.c (scan_insn): If we can't figure out memset arguments
1066 or they are non-constant, call clear_rhs_from_active_local_stores.
1068 2016-02-26 Martin Liska <mliska@suse.cz>
1070 * doc/extend.texi: Mention clog10, clog10f an clog10l
1071 in Builtins section.
1073 2016-02-26 Martin Liska <mliska@suse.cz>
1075 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
1077 (resolve_args_picking_1): Likewise.
1078 * dwarf2out.h (struct GTY): Likewise.
1080 2016-02-26 Martin Liska <mliska@suse.cz>
1082 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
1084 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
1086 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
1087 Martin Liska <mliska@suse.cz>
1089 * doc/install.texi: Mention --enable-valgrind-annotations.
1091 2016-02-26 Richard Biener <rguenther@suse.de>
1093 PR tree-optimization/69551
1094 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
1095 looking through aliases adjust DECL_PT_UID to refer to the
1096 ultimate alias target.
1098 2016-02-25 Martin Liska <mliska@suse.cz>
1101 * alloc-pool.c (after_memory_report): New variable.
1102 * alloc-pool.h (base_pool_allocator ::release): Do not use
1103 the infrastructure if after_memory_report.
1104 * toplev.c (toplev::main): Mark after memory report.
1106 2016-02-25 Richard Biener <rguenther@suse.de>
1108 PR tree-optimization/48795
1109 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
1111 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
1114 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
1115 offloading is enabled and -fopenacc or -fopenmp is specified.
1116 (CRTOFFLOADEND): Likewise.
1117 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
1118 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
1119 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
1120 (offload_objects_file_name): New static var.
1121 (tool_cleanup): Remove offload_objects_file_name file.
1122 (find_offloadbeginend): Replace with ...
1123 (find_crtoffloadtable): ... this.
1124 (run_gcc): Remove offload_argc and offload_argv.
1125 Get offload_objects_file_name from -foffload-objects=... option.
1126 Read names of object files with offload from this file, pass them to
1127 compile_images_for_offload_targets. Don't call find_offloadbeginend and
1128 don't pass offloadbegin and offloadend to the linker. Don't pass
1129 offload non-LTO files to the linker, because now they're not claimed.
1131 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
1134 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
1135 on builtin_unreachable.
1137 2016-02-25 Jakub Jelinek <jakub@redhat.com>
1139 PR rtl-optimization/69896
1140 * regcprop.c: Include cfgrtl.h.
1141 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
1142 than remembered mode, either delete it (if noop_move_p), or
1143 treat like copy_p but not noop_p instruction.
1145 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1148 * dwarf2out.c (gen_variable_die): Work around buggy LTO
1149 - allow NULL decl for Fortran DW_TAG_common_block variables.
1151 2016-02-24 Jason Merrill <jason@redhat.com>
1153 * common.opt (flifetime-dse): Add -flifetime-dse=1.
1155 2016-02-24 Richard Biener <rguenther@suse.de>
1156 Jakub Jelinek <jakub@redhat.com>
1159 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
1160 conditionally executed ops to well-defined overflow behavior.
1162 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1165 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
1168 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1170 PR rtl-optimization/69886
1171 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
1172 argument. Use it when checking validity of set instructions.
1173 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
1174 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
1176 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
1177 * store-motion.c (find_moveable_store): Update
1178 can_assign_to_reg_without_clobbers_p callsite.
1180 2016-02-24 Richard Biener <rguenther@suse.de>
1183 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
1185 (record_nonwrapping_iv): Do not fall back to the low/high bound
1186 for non-constant IV bases if the stmt is not always executed.
1188 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1190 * config/arm/arm-cores.def (cortex-a32): New entry.
1191 * config/arm/arm-tables.opt: Regenerate.
1192 * config/arm/arm-tune.md: Regenerate.
1193 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
1194 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
1195 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
1196 for -mcpu and -mtune.
1198 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1201 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
1202 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
1203 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
1204 (atomic_loaddi_1): Delete.
1205 (atomic_loaddi): Rewrite expander using the above changes.
1207 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1210 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
1213 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1214 Richard Biener <rguenth@suse.de>
1217 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
1218 set_mem_attributes if tem is SSA_NAME which got expanded
1221 2016-02-24 Richard Biener <rguenther@suse.de>
1223 PR tree-optimization/69907
1224 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
1225 end of permutations for BB vectorization.
1227 2016-02-24 Christian Bruel <christian.bruel@st.com>
1229 * config/arm/arm-c.c (arm_option_override): Initialize
1230 target_option_current_node.
1231 * config/arm/arm.c (arm_pragma_target_parse): Replace
1232 build_target_option_node call by target_option_current_node.
1233 Set target_option_current_node.
1236 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
1239 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
1240 define_insn_and_split to define_insn.
1241 (zero_extendqi<mode>2_dot2): Same.
1242 (extendqi<mode>2_dot): Same.
1243 (extendqi<mode>2_dot2): Same.
1245 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1247 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
1248 and add bypass for AES{D,E} and AESMC pairs.
1249 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
1252 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1254 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
1255 series for reciprocal square root in Exynos M1.
1257 2016-02-23 Martin Sebor <msebor@redhat.com>
1260 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
1261 __builtin_alloca_with_align.
1263 2016-02-23 Richard Henderson <rth@redhat.com>
1265 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
1266 (ix86_register_pragmas): Remove __seg_tls.
1267 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
1268 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
1269 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
1270 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
1271 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
1272 * doc/extend.texi (__seg_tls): Remove item.
1274 2016-02-23 Richard Biener <rguenther@suse.de>
1276 * alloc-pool.h (struct allocation_object): Make id member
1277 conditional on CHECKING_P again.
1278 (get_instance): Adjust.
1279 (base_pool_allocator): Likewise.
1281 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
1283 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
1284 (parallelize_loops): In OpenACC kernels mode, set n_threads to
1286 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
1288 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1290 2016-02-23 Richard Biener <rguenther@suse.de>
1292 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
1293 * bitmap.h (struct bitmap_usage): Likewise.
1294 (bitmap_move): Declare.
1295 * bitmap.c (register_overhead): Take size_t argument.
1296 (bitmap_move): New function.
1297 * df-problems.c (df_rd_transfer_function): Use bitmap_move
1298 to properly account overhead.
1299 * tree.c (free_node): Use tree_size.
1301 2016-02-23 Jakub Jelinek <jakub@redhat.com>
1304 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
1305 when inverting comparison.
1308 * common.opt (Wunreachable-code): Add Warning flag.
1310 2016-02-23 Mark Wielaard <mjw@redhat.com>
1311 Jakub Jelinek <jakub@redhat.com>
1314 * cgraphunit.c (check_global_declaration): Check main_input_filename
1315 and DECL_SOURCE_FILE are not NULL.
1317 2016-02-23 Martin Jambor <mjambor@suse.cz>
1319 PR tree-optimization/69666
1320 * tree-sra.c (sra_modify_assign): Do not attempt to create
1321 default_def replacements for unscalarizable regions.
1323 2016-02-20 Mark Wielaard <mjw@redhat.com>
1326 * cgraphunit.c (check_global_declaration): Check level of
1327 warn_unused_const_variable and main_input_filename.
1328 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
1329 (-Wunused-variable): For C implies -Wunused-const-variable=1.
1330 (-Wunused-const-variable): Explain levels 1 and 2.
1332 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1335 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
1336 identical arguments. Formatting and spelling fixes.
1339 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
1344 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
1345 and m68k-devices.def.
1346 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
1347 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
1349 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
1351 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
1352 and HImode registers.
1354 2016-02-22 Richard Biener <rguenther@suse.de>
1356 PR tree-optimization/69882
1357 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
1358 preserve permutations present because of gaps.
1359 (vect_supported_load_permutation_p): Always continue checking
1360 permutations after vect_attempt_slp_rearrange_stmts.
1362 2016-02-22 Bin Cheng <bin.cheng@arm.com>
1364 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
1365 min_profitable_estimate, rather than min_profitable_iters.
1367 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1370 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
1371 SImode for last match_operand.
1373 2016-02-22 Martin Liska <mliska@suse.cz>
1375 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
1376 return bitsize - 1 as the return value.
1378 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
1382 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
1383 Handle negative shift counts.
1384 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
1385 force_reg on the shift constant.
1386 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
1387 (lshrsi3_d): Handle negative shift counts.
1389 2016-02-22 Richard Biener <rguenther@suse.de>
1390 Tom de Vries <tom@codesourcery.com>
1392 * graph.c: Include dumpfile.h.
1393 (print_graph_cfg): Split into three overloads.
1394 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
1396 2016-02-22 Tom de Vries <tom@codesourcery.com>
1398 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
1401 2016-02-22 Richard Biener <rguenther@suse.de>
1404 * ipa-inline-transform.c (inline_call): When not updating
1405 overall summaries adjust self size by the growth estimate.
1406 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
1407 hash-set, do not update overall summaries here. Renamed from ...
1408 (inline_to_all_callers): ... this which is now wrapping the
1409 above and performing delayed overall summary update.
1410 (early_inline_small_functions): Delay updating of the overall
1413 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1415 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1418 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1421 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1422 :%* in %:gt() argument.
1423 (greater_than_spec_func): Adjust for expecting only numbers,
1424 if there are more than two numbers, compare the last two.
1426 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1428 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1429 -Wnarrowing with -std.
1431 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1434 * expr.c (store_field): Don't use bit-field path if exp is
1435 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1436 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1437 and the assignment can be performed by bitwise copy. Formatting
1441 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1442 call copy_reg_eh_region_note_forward on before and/or after sequences
1443 and remove note from insn if it no longer can throw.
1446 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1449 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1451 * config/s390/vector.md: Add missing commutative operand markers
1452 to the patterns which qualify for one.
1453 * config/s390/vx-builtins.md: Likewise.
1455 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1457 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1458 types to mode iterators.
1459 (vec_double): ... and mode attribute.
1460 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1462 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1464 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1465 Change the predicate of op2 from nonimmediate to general and let
1466 reload fix it if necessary.
1468 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1470 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1472 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1474 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1477 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1479 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1480 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1481 * config/s390/s390.md ("movstr<P:mode>"): Call
1482 s390_expand_vec_movstr.
1484 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1486 * config/s390/s390.md: Add missing output modifier for operand 1
1487 to print it as address properly.
1489 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1491 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1492 * config/s390/2964.md: New file.
1493 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1494 of insn grouping attributes depending on the CPU level.
1495 (s390_get_unit_mask): New function.
1496 (s390_sched_score): Remove the OOO from the scheduling macros.
1497 Add loop to calculate a score for the instruction mix.
1498 (s390_sched_reorder): Likewise plus improve debug output.
1499 (s390_sched_variable_issue): Rename macros as above. Calculate
1500 the unit distances after actually scheduling an insn. Improve
1502 (s390_sched_init): Clear last_scheduled_unit_distance array.
1503 * config/s390/s390.md: Include 2964.md.
1505 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1508 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1509 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1510 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1511 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1512 *avx512f_<code>v8div16qi2_mask_1): New insns.
1514 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1517 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1520 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1521 earlyclobber from target. Use wF constraint for fused memory
1523 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1525 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1526 Martin Liska <mliska@suse.cz>
1529 * cfgexpand.c (asan_sanitize_stack_p): New function.
1530 (partition_stack_vars): Use the function.
1531 (expand_stack_vars): Likewise.
1532 (defer_stack_allocation): Likewise.
1533 (expand_used_vars): Likewise.
1535 2016-02-18 Richard Biener <rguenther@suse.de>
1538 * fold-const.c (operand_equal_p): Properly compare offsets for
1539 IMAGPART_EXPR and ARRAY_REF.
1541 2016-02-18 Nick Clifton <nickc@redhat.com>
1545 * config/arm/arm.c (arm_option_override_internal): Disable
1546 interworking if the target does not support thumb instructions.
1547 (arm_reload_in_hi): Handle the case where a register to register
1548 move needs reloading because there is no simple pattern to handle
1550 (arm_reload_out_hi): Likewise.
1552 2016-02-18 Richard Biener <rguenther@suse.de>
1555 * match.pd: Don't use fold_binary or fold_unary for folding
1558 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1561 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1562 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1563 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1564 warn on gimple_no_warning_p statements.
1566 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1568 * doc/extend.texi (C++ Attributes): Correct description of
1569 warn_unused type attribute.
1571 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1573 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1574 correct instruction.
1576 2016-02-17 Richard Biener <rguenther@suse.de>
1578 PR rtl-optimization/69609
1579 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1580 (find_traces_1_round): When ending a trace update cached priority
1582 (bb_to_key): Use cached priority when available.
1583 (copy_bb): Initialize cached priority.
1584 (reorder_basic_blocks_software_trace_cache): Likewise.
1586 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1589 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1591 (aarch64_comparison_operator): Break overly long line into two.
1592 (aarch64_comparison_operation): Likewise.
1593 * config/aarch64/aarch64.md (cstorecc4): Use
1594 aarch64_comparison_operator_mode instead of
1595 aarch64_comparison_operator.
1596 (cstore<mode>4): Likewise.
1597 (aarch64_cstore<mode>): Likewise.
1598 (*cstoresi_insn_uxtw): Likewise.
1599 (cstore<mode>_neg): Likewise.
1600 (*cstoresi_neg_uxtw): Likewise.
1602 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1605 * config/arm/predicates.md (arm_comparison_operator_mode):
1607 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1608 instead of arm_comparison_operator.
1609 (*mov_negscc): Likewise.
1610 (*mov_notscc): Likewise.
1611 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1612 (*thumb2_mov_negscc): Likewise.
1613 (*thumb2_mov_negscc_strict_it): Likewise.
1614 (*thumb2_mov_notscc): Likewise.
1615 (*thumb2_mov_notscc_strict_it): Likewise.
1617 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1619 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1622 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1624 * config/visium/visium.c (machine_libfunc_index): New enum.
1625 (machine_libfuncs): New structure.
1626 (visium_libfuncs): New static variable.
1627 (TARGET_INIT_LIBFUNCS): Define to...
1628 (visium_init_libfuncs): ...this. New function.
1629 (expand_block_move_4): Use the appropriate libfunc.
1630 (expand_block_move_2): Likewise.
1631 (expand_block_move_1): Likewise.
1632 (expand_block_set_4): Likewise.
1633 (expand_block_set_2): Likewise.
1634 (expand_block_set_1): Likewise.
1635 (visium_trampoline_init): Likewise.
1637 2016-02-17 Nick Clifton <nickc@redhat.com>
1639 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1640 TI's devices.csv file as of March 2016.
1642 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1645 * opts-global.c (handle_common_deferred_options): Introduce and
1646 initialize two global variables to remember command-line options
1647 specifying a stack-limiting register.
1648 * opts.h: Add extern declarations of the two new global variables.
1649 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1650 variable based on the values of the two new global variables.
1652 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1655 * common.opt (Wnonnull-compare): New warning.
1656 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1657 of arguments against NULL.
1658 (-Wnonnull-compare): Document.
1659 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1660 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1661 * passes.def (pass_warn_nonnull_compare): Add.
1662 * gimple-ssa-nonnull-compare.c: New file.
1664 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1666 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1667 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1669 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1671 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1672 reciprocal sqrt for -mlow-precision-recip-sqrt.
1674 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1675 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1677 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1678 always use lane loads to construct non-constant vectors.
1680 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1682 * config/aarch64/aarch64.md
1683 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1684 constraints for operand 3.
1685 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1687 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1688 Richard Biener <rguenther@suse.de>
1690 PR tree-optimization/69820
1691 * tree-vect-patterns.c (type_conversion_p): Return false if
1692 *orig_type is unsigned single precision or boolean.
1693 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1696 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1698 PR rtl-optimization/69764
1699 PR rtl-optimization/69771
1700 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1701 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1703 2016-02-16 Richard Biener <rguenther@suse.de>
1705 PR tree-optimization/69776
1706 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1708 (indirect_refs_may_alias_p): Likewise.
1709 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1710 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1711 according to tbaa_p.
1712 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1713 (optimize_stmt): For redundant store discovery do not allow tbaa.
1715 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1717 PR tree-optimization/69714
1718 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1719 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1721 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1723 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1724 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1725 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1726 * config/arc/arc.c (arc_init): Check FPU options.
1727 (get_arc_condition_code): Handle new CC_FPU* modes.
1728 (arc_select_cc_mode): Likewise.
1729 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1730 register pair only. Allow access for ARCv2 accumulator.
1731 (gen_compare_reg): Whenever we have FPU support use FPU compare
1733 (arc_reorg): Don't generate brcc insns when FPU compare
1734 instructions are involved.
1735 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1736 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1737 floating point emulation.
1738 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1739 (REVERSE_CONDITION): Add new CC_FPU* modes.
1740 (TARGET_FP_SP_BASE): Define.
1741 (TARGET_FP_DP_BASE): Likewise.
1742 (TARGET_FP_SP_FUSED): Likewise.
1743 (TARGET_FP_DP_FUSED): Likewise.
1744 (TARGET_FP_SP_CONV): Likewise.
1745 (TARGET_FP_DP_CONV): Likewise.
1746 (TARGET_FP_SP_SQRT): Likewise.
1747 (TARGET_FP_DP_SQRT): Likewise.
1748 (TARGET_FP_DP_AX): Likewise.
1749 * config/arc/arc.md (ARCV2_ACC): New constant.
1750 (type): New fpu type attribute.
1751 (SDF): Conditional iterator.
1752 (cstore<mode>, cbranch<mode>): Change expand condition.
1753 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1754 handles FPU/FPX cases as well.
1755 * config/arc/arc.opt (mfpu): New option.
1756 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1758 (adddf3, muldf3, subdf3): Removed.
1759 * config/arc/predicates.md (proper_comparison_operator): Recognize
1761 * config/arc/fpu.md: New file.
1762 * doc/invoke.texi (ARC Options): Document mfpu option.
1764 2016-02-16 Richard Biener <rguenther@suse.de>
1766 PR rtl-optimization/69291
1767 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1768 noce_operand_ok check.
1770 2016-02-16 Tom de Vries <tom@codesourcery.com>
1773 * omp-low.c (simd_clone_create): Remove call to
1774 symtab->call_cgraph_insertion_hooks.
1776 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1778 PR tree-optimization/69802
1779 * tree-ssa-reassoc.c (update_range_test): If op is
1780 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1781 op == 1 test of precision 1 integral op, otherwise handle
1782 that case as op itself. Fix up formatting.
1783 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1786 2016-02-16 Richard Biener <rguenther@suse.de>
1788 PR tree-optimization/69586
1789 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1790 types for conversion sources.
1792 2016-02-16 Richard Biener <rguenther@suse.de>
1795 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1796 mask OEP_ADDRESS_OF.
1798 2016-02-16 Alan Modra <amodra@gmail.com>
1801 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1802 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1803 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1805 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1806 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1807 (p8_fmrgow_<mode>): Likewise.
1808 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1810 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1811 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1812 to use movdi_internal64. Remove op0_di.
1813 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1815 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1817 Add support for the FCCMP insn types
1819 * config/aarch64/aarch64.md (fccmp): Change insn type.
1821 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1822 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1823 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1824 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1825 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1826 * config/arm/types.md (fccmps): Add new insn type.
1829 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1831 * alias.c (get_alias_set): Fix a typo in comment.
1833 2016-02-15 Richard Biener <rguenther@suse.de>
1835 PR tree-optimization/69595
1836 * match.pd: Complete range test simplification to true.
1838 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1840 PR rtl-optimization/69648
1841 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1842 pic_offset_table_rtx.
1844 PR rtl-optimization/69752
1845 * ira.c (update_equiv_regs): When looking for more than a single SET,
1846 also take other side effects into account.
1848 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1850 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1851 for z900+ CPUs in 31-bit mode.
1853 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1855 * common/config/s390/s390-common.c (s390_supports_split_stack):
1857 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1858 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1859 * config/s390/s390.c (struct machine_function): New field
1860 split_stack_varargs_pointer.
1861 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1862 in s390_emit_prologue.
1863 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1865 (morestack_ref): New global.
1866 (SPLIT_STACK_AVAILABLE): New macro.
1867 (s390_expand_split_stack_prologue): New function.
1868 (s390_live_on_entry): New function.
1869 (s390_va_start): Use split-stack vararg pointer if appropriate.
1870 (s390_asm_file_end): Emit the split-stack note sections.
1871 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1872 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1873 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1874 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1875 (split_stack_prologue): New expand.
1876 (split_stack_space_check): New expand.
1877 (split_stack_data): New insn.
1878 (split_stack_call): New expand.
1879 (split_stack_call_*): New insn.
1880 (split_stack_cond_call): New expand.
1881 (split_stack_cond_call_*): New insn.
1883 2016-02-15 Richard Biener <rguenther@suse.de>
1885 PR tree-optimization/69783
1886 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
1887 Add trivially correct cases.
1889 2016-02-15 Tom de Vries <tom@codesourcery.com>
1892 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
1894 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
1896 2016-02-15 Richard Biener <rguenther@suse.de>
1898 PR tree-optimization/69776
1899 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1900 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
1901 indicate whether we can use TBAA to disambiguate against stores.
1902 Use alias-set zero if not.
1903 (visit_reference_op_store): Do not use TBAA when looking up
1905 * tree-ssa-pre.c (compute_avail): Use TBAA here.
1906 (eliminate_dom_walker::before_dom_children): But not when looking
1907 up redundant stores.
1909 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
1911 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
1913 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1915 * config/i386/znver1.md
1916 (znver1_pop, znver1_pop_mem,
1917 znver1_load_imov_double_store,
1918 znver1_load_imov_direct_store,
1919 znver1_load_imov_direct_load,
1920 znver1_load_imov_double_load): Add new.
1921 (znver1_insn, znver1_insn_load): Add icmov type.
1923 znver1_sseavx_fma_load,
1925 znver1_avx256_fma_load): Fix pipe usage.
1927 2016-02-14 Alan Modra <amodra@gmail.com>
1930 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
1931 with an invalid hard reg, reload just the reg not the entire
1932 pre/post-inc/dec address expression.
1934 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1937 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
1938 fixed R1_REG scratch reg.
1939 (sibcall_value_pcrel_fdpic): Likewise.
1941 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
1945 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
1947 2016-02-12 Walter Lee <walt@tilera.com>
1949 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
1950 * config/tilegx/t-tilegx: Likewise.
1952 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1955 * diagnostic-show-locus.c (struct line_span): New struct.
1956 (layout::get_first_line): Delete.
1957 (layout::get_last_line): Delete.
1958 (layout::get_num_line_spans): New member function.
1959 (layout::get_line_span): Likewise.
1960 (layout::print_heading_for_line_span_index_p): Likewise.
1961 (layout::get_expanded_location): Likewise.
1962 (layout::calculate_line_spans): Likewise.
1963 (layout::m_first_line): Delete.
1964 (layout::m_last_line): Delete.
1965 (layout::m_line_spans): New field.
1966 (layout::layout): Update comment. Replace m_first_line and
1967 m_last_line with m_line_spans, replacing their initialization
1968 with a call to calculate_line_spans.
1969 (diagnostic_show_locus): When printing source lines and
1970 annotations, rather than looping over a single span
1971 of lines, instead loop over each line_span within
1972 the layout, with an inner loop over the lines within them.
1973 Call the context's start_span callback when changing line spans.
1974 * diagnostic.c (diagnostic_initialize): Initialize start_span.
1975 (diagnostic_build_prefix): Break out the building of the location
1976 part of the string into...
1977 (diagnostic_get_location_text): ...this new function, rewriting
1978 it from nested ternary expressions to a sequence of "if"
1980 (default_diagnostic_start_span_fn): New function.
1981 * diagnostic.h (diagnostic_start_span_fn): New typedef.
1982 (diagnostic_context::start_span): New field.
1983 (default_diagnostic_start_span_fn): New prototype.
1985 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1988 * gcc.c (driver::finalize): Fix cleanup of "specs".
1990 2016-02-12 David Malcolm <dmalcolm@redhat.com>
1994 * gcc.c (driver::driver): Initialize m_option_suggestions.
1995 (driver::~driver): Clean up m_option_suggestions.
1996 (suggest_option): Convert to...
1997 (driver::suggest_option): ...this, and split out into
1998 driver::build_option_suggestions and find_closest_string.
1999 (driver::build_option_suggestions): New function, from
2000 first half of suggest_option. Special-case
2001 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
2002 the sanitizer_opts array. For options of enum types, add the
2003 various enum values to the candidate strings.
2004 (driver::handle_unrecognized_options): Remove "const".
2005 * gcc.h (driver::handle_unrecognized_options): Likewise.
2006 (driver::build_option_suggestions): New decl.
2007 (driver::suggest_option): New decl.
2008 (driver::m_option_suggestions): New field.
2009 * opts-common.c (add_misspelling_candidates): New function.
2010 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
2011 and make non-static.
2012 * opts.h (sanitizer_opts): New array decl.
2013 (add_misspelling_candidates): New function decl.
2014 * spellcheck.c (find_closest_string): New function.
2015 * spellcheck.h (find_closest_string): New function decl.
2017 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2019 PR rtl-optimization/69764
2020 PR rtl-optimization/69771
2021 * optabs.c (expand_binop_directly): For shift_optab_p, force
2022 convert_modes with VOIDmode if xop1 has VOIDmode.
2024 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
2027 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
2028 to correctly determine instrumentation thunks.
2030 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2033 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
2034 type by reference, force lhs on the call.
2037 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
2038 Compute retval and retbnd early in all cases if split_part_return_p
2039 and return_bb is not EXIT. Remove all clobber stmts and reset
2040 all debug stmts that refer to SSA_NAMEs defined in split part,
2041 except if it is retval, in that case replace the old retval with the
2042 lhs of the call to the split part.
2044 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2047 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2050 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
2051 whose result is used in PHI.
2052 (maybe_optimize_range_tests): Likewise.
2053 (final_range_test_p): Likweise.
2055 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2058 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
2059 whose result is used in PHI.
2060 (maybe_optimize_range_tests): Likewise.
2061 (final_range_test_p): Likweise.
2063 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2065 * cgraph.c: Spelling fixes - behaviour -> behavior and
2066 neighbour -> neighbor.
2067 * target.def: Likewise.
2068 * sel-sched.c: Likewise.
2069 * config/mips/mips.c: Likewise.
2070 * config/arc/arc.md: Likewise.
2071 * config/arm/cortex-a57.md: Likewise.
2072 * config/arm/arm.c: Likewise.
2073 * config/arm/neon.md: Likewise.
2074 * config/arm/arm-c.c: Likewise.
2075 * config/vms/vms-c.c: Likewise.
2076 * config/s390/s390.c: Likewise.
2077 * config/i386/znver1.md: Likewise.
2078 * config/i386/i386.c: Likewise.
2079 * config/ia64/hpux-unix2003.h: Likewise.
2080 * config/msp430/msp430.md: Likewise.
2081 * config/rx/rx.c: Likewise.
2082 * config/rx/rx.md: Likewise.
2083 * config/aarch64/aarch64-simd.md: Likewise.
2084 * config/aarch64/aarch64.c: Likewise.
2085 * config/nvptx/nvptx.c: Likewise.
2086 * config/bfin/bfin.c: Likewise.
2087 * config/cris/cris.opt: Likewise.
2088 * config/rs6000/rs6000.c: Likewise.
2089 * target.h: Likewise.
2090 * spellcheck.c: Likewise.
2091 * ira-build.c: Likewise.
2092 * tree-inline.c: Likewise.
2093 * builtins.c: Likewise.
2094 * lra-constraints.c: Likewise.
2095 * explow.c: Likewise.
2096 * hwint.h: Likewise.
2097 * targhooks.c: Likewise.
2098 * tree-vect-data-refs.c: Likewise.
2100 * doc/tm.texi: Likewise.
2101 * doc/extend.texi: Likewise.
2102 * doc/install.texi: Likewise.
2103 * doc/md.texi: Likewise.
2104 * tree-ssa-tail-merge.c: Likewise.
2105 * sched-int.h: Likewise.
2106 * match.pd: Likewise.
2107 * sched-ebb.c: Likewise.
2108 * target.def (omit_struct_return_reg): Likewise.
2109 * gimple-ssa-isolate-paths.c: Likewise.
2110 (find_implicit_erroneous_behaviour): Renamed to...
2111 (find_implicit_erroneous_behavior): ... this.
2112 (find_explicit_erroneous_behaviour): Renamed to...
2113 (find_explicit_erroneous_behavior): ... this.
2114 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
2116 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
2118 PR rtl-optimization/64682
2119 PR rtl-optimization/69567
2120 PR rtl-optimization/69737
2121 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
2122 in I2 as well, just lose it.
2124 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2126 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
2128 (aarch64_last_printed_tune_string): Likewise.
2129 (aarch64_declare_function_name): Only output .arch assembler
2130 directive if it will be different from the previously output
2131 directive. Same for .tune comment but only if -dA is set.
2132 (aarch64_start_file): New function.
2133 (TARGET_ASM_FILE_START): Define.
2135 2016-02-11 David Malcolm <dmalcolm@redhat.com>
2138 * Makefile.in (PLUGIN_HEADERS): Add params.list.
2140 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2143 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
2144 -Wmaybe-uninitialized warning.
2146 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
2149 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
2151 2016-02-11 Richard Biener <rguenther@suse.de>
2153 PR rtl-optimization/69291
2154 * ifcvt.c (noce_try_store_flag_constants): Do not allow
2155 subexpressions affected by changing the result.
2157 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
2160 * lra-constraints.c (curr_insn_transform): Find in/out operands
2161 for secondary memory moves. Update dups.
2163 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
2165 PR tree-optimization/69652
2166 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
2167 to nested loop, did source re-formatting, skip debug statements,
2168 add check on statement with volatile operand, remove dead scalar
2171 2016-02-10 Jakub Jelinek <jakub@redhat.com>
2172 Patrick Palka <ppalka@gcc.gnu.org>
2176 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
2177 calls if the return type is TREE_ADDRESSABLE.
2178 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
2179 * ipa-split.c (split_function): Fix doubled "we" in comment.
2180 Use void return type for the split part even if
2181 !split_point->split_part_set_retval.
2183 2016-02-10 Bin Cheng <bin.cheng@arm.com>
2185 PR tree-optimization/68021
2186 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
2187 when computing the value of biv cand by itself.
2189 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2191 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
2192 (cortexa57_tunings): Likewise.
2193 (cortexa72_tunings): Likewise.
2194 (arch_macro_fusion_pair_p): Add support for AES fusion.
2195 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
2196 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
2197 Allow virtual registers before reload so early scheduling works.
2198 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
2199 correct latency and pipeline.
2200 (cortex_a57_crypto_complex): Likewise.
2201 (cortex_a57_crypto_xor): Likewise.
2202 (define_bypass): Add AES bypass.
2204 2016-02-10 Richard Biener <rguenther@suse.de>
2206 PR tree-optimization/69726
2207 * passes.def: Add DCE pass before late uninit.
2208 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
2209 really fixup if-conversions job.
2211 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2213 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
2214 (arm_cortex_a57_tune): Likewise.
2215 (aarch_macro_fusion_pair_p): Add support for AES fusion.
2216 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
2218 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
2220 * timevar.def (TV_PHASE_DBGINFO): Delete.
2221 (TV_PHASE_CHECK_DBGINFO): Likewise.
2222 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
2224 2016-02-10 Richard Biener <rguenther@suse.de>
2226 PR tree-optimization/69719
2227 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2228 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
2230 2016-02-09 Andrew Pinski <apinski@cavium.com>
2233 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
2234 get_vcond_mask_icode returns false.
2236 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2239 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
2240 an ADDIS that adds a pointer to a large constant that sets the
2241 upper16 bits with a load operation.
2243 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2246 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
2248 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
2250 (vzipq_s16): Likewise.
2251 (vzipq_s32): Likewise.
2252 (vzipq_f32): Likewise.
2253 (vzipq_u8): Likewise.
2254 (vzipq_u16): Likewise.
2255 (vzipq_u32): Likewise.
2256 (vzipq_p8): Likewise.
2257 (vzipq_p16): Likewise.
2259 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2262 * config/arm/arm.c (neon_endian_lane_map): New function.
2263 (neon_vector_pair_endian_lane_map): New function.
2264 (arm_evpc_neon_vuzp): Allow for big endian lane order.
2265 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
2267 (vuzpq_s16): Likewise.
2268 (vuzpq_s32): Likewise.
2269 (vuzpq_f32): Likewise.
2270 (vuzpq_u8): Likewise.
2271 (vuzpq_u16): Likewise.
2272 (vuzpq_u32): Likewise.
2273 (vuzpq_p8): Likewise.
2274 (vuzpq_p16): Likewise.
2276 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
2279 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
2282 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
2284 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
2285 truncate const_int operand 1 to QImode.
2287 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
2289 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
2290 corresponding to an abnormal edge.
2292 2016-02-09 Tom de Vries <tom@codesourcery.com>
2294 PR tree-optimization/69599
2295 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
2297 (find_func_aliases_for_builtin_call, find_func_clobbers)
2298 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
2301 2016-02-09 Richard Biener <rguenther@suse.de>
2303 PR tree-optimization/69715
2304 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
2305 LHS on calls as non-rewritable.
2307 2016-02-09 Tom de Vries <tom@codesourcery.com>
2310 * lto-wrapper.c (append_diag_options): New function.
2311 (compile_offload_image): Call append_diag_options.
2313 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
2316 * doc/extend.texi (Flag Output Operands): Correct sectioning.
2317 Minor copy-edit to fix verb tenses.
2319 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2321 PR tree-optimization/69209
2322 * ipa-split.c (split_function): If split part is not
2323 returning retval, retval has gimple type but is not
2324 gimple value, force it into a SSA_NAME first.
2326 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
2328 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
2331 2016-02-08 Jason Merrill <jason@redhat.com>
2334 * convert.c (convert_to_integer_1): Check dofold on truncation
2336 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
2337 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
2338 Rename from *_nofold.
2339 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
2340 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2342 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
2345 * tree.c (build_common_tree_nodes): Remove short_double argument.
2346 All callers changed.
2347 * tree.h (build_common_tree_nodes): Adjust declaration.
2348 * doc/invoke.texi (-fshort-double): Remove documentation.
2349 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2350 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
2351 * lto-wrapper.c (merge_and_complain, append_compiler_options)
2352 (append_linker_options): Don't handle OPT_fshort_double.
2354 PR rtl-optimization/68730
2355 * lra-remat.c (insn_to_cand_activation): New static variable.
2356 (lra_remat): Allocate and free it.
2357 (create_cand): New arg activation. Initialize a field in
2358 insn_to_cand_activation if it is nonnull.
2359 (create_cands): Pass the activation insn to create_cand when making
2360 a candidate involving an output reload. Reorganize code a little.
2361 (do_remat): Keep track of active status of candidates in a separate
2364 2016-02-08 Richard Biener <rguenther@suse.de>
2366 PR tree-optimization/69719
2367 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2368 Properly use absolute of the difference of the two offsets to
2369 compare or adjust the segment length.
2371 2016-02-08 Richard Biener <rguenther@suse.de>
2372 Jeff Law <law@redhat.com>
2375 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
2376 types for anonymous SSA names.
2378 2016-02-08 Richard Biener <rguenther@suse.de>
2380 PR rtl-optimization/69274
2381 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
2383 2016-02-08 Jeff Law <law@redhat.com>
2385 PR tree-optimization/65917
2386 * tree-ssa-dom.c (record_temporary_equivalences): Record both
2387 equivalences from if (x == y) style conditionals.
2388 (loop_depth_of_name): Remove.
2389 (record_equality): Remove loop depth check.
2390 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
2391 (const_and_copies::record_const_or_copy_raw): New member function.
2392 * tree-ssa-scopedtables.c
2393 (const_and_copies::record_const_or_copy_raw): New, factored out of
2394 (const_and_copies::record_const_or_copy): Call new member function.
2396 2016-02-05 Jeff Law <law@redhat.com>
2398 PR tree-optimization/68541
2399 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
2400 (count_stmts_in_block): New function.
2401 (poor_ifcvt_candidate_code): Likewise.
2402 (is_feasible_trace): Add some heuristics to determine when path
2403 splitting is profitable.
2404 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
2405 is a diamond with a single exit.
2407 2016-02-05 Martin Sebor <msebor@redhat.com>
2410 * doc/invoke.texi: Update -Wplacement-new to take an optional
2413 2016-02-06 Richard Henderson <rth@redhat.com>
2416 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2417 out of non-standard address spaces.
2419 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2421 PR rtl-optimization/69691
2422 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2424 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2426 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2427 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2428 (*ieee128_mfvsrd_64bit): Likewise.
2429 (*ieee128_mfvsrd_32bit): Likewise.
2431 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2435 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2437 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2438 instrumented_version.
2440 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2442 * doc/invoke.texi (Optimize Options): In table of --param options
2443 rename second occurrence of tracer-min-branch-ratio to
2444 tracer-min-branch-probability, rename
2445 tracer-min-branch-ratio-feedback to
2446 tracer-min-branch-probability-feedback and clarify description,
2447 rename sched-spec-state-edge-prob-cutoff to
2448 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2449 to selsched-insns-to-rename, rename lto-minpartition to
2450 lto-min-partition, delete reorder-blocks-duplicate and
2451 reorder-blocks-duplicate-feedback.
2453 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2455 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2458 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2460 * doc/extend.texi: S/390: Correct some typos.
2462 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2464 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2466 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2469 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2470 (s390_register_info_gprtofpr): Use new macros above.
2471 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2473 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2474 its name. Adjust restore and save gpr ranges.
2475 (s390_register_info_set_ranges): New function.
2476 (s390_register_info): Use new macros above. Call
2477 s390_register_info_set_ranges.
2478 (s390_optimize_register_info): Likewise.
2479 (s390_hard_regno_rename_ok): Use new macros.
2480 (s390_hard_regno_scratch_ok): Likewise.
2481 (s390_emit_epilogue): Likewise.
2482 (s390_can_use_return_insn): Likewise.
2483 (s390_optimize_prologue): Likewise.
2484 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2486 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2489 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2491 (ix86_option_override_internal): Disable TARGET_STV even for
2492 -m{incoming,preferred}-stack-boundary=3.
2494 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2496 * config.gcc: Mark deprecated rtems targets as obsolete.
2498 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2500 PR rtl-optimization/64682
2501 PR rtl-optimization/69567
2502 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2503 before I2 only if the register is both used and set in I2.
2505 2016-02-04 DJ Delorie <dj@redhat.com>
2507 * config/msp430/msp430.c (msp430_start_function): Add function type.
2509 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2512 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2514 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2516 PR rtl-optimization/69577
2518 2015-10-29 Richard Henderson <rth@redhat.com>
2522 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2523 sse check to the exact conditions of PR 67609.
2525 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2528 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2529 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2530 not allowed into the traditional Altivec registers.
2531 (movtd_64bit_nodm): Likewise.
2532 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2534 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2536 * config/aarch64/cortex-a57-fma-steering.c
2537 (aarch64_register_fma_steering): Remove "static" from arguments
2540 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2543 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2546 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2548 * doc/invoke.texi: Delete -mno-fma4.
2550 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2552 PR rtl-optimization/69577
2553 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2554 (find_subregs_of_mode): Update accordingly. Iterate over partial
2557 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2559 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2560 * config/arm/arm.c (neon_reinterpret): Remove.
2561 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2562 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2563 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2564 vreinterpretti): Remove.
2565 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2566 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2567 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2568 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2569 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2570 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2571 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2572 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2573 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2574 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2575 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2576 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2577 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2578 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2579 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2580 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2581 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2582 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2583 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2584 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2585 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2586 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2587 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2588 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2589 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2590 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2591 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2592 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2593 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2594 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2595 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2596 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2597 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2598 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2599 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2600 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2601 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2602 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2603 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2604 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2605 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2606 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2607 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2608 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2609 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2610 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2611 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2612 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2613 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2614 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2615 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2616 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2617 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2618 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2619 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2620 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2621 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2622 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2623 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2624 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2625 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2626 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2627 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2628 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2629 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2630 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2631 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2632 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2633 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2634 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2635 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2636 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2637 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2638 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2639 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2640 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2641 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2642 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2643 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2644 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2645 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2646 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2647 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2648 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2649 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2650 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2651 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2652 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2653 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2654 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2655 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2656 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2657 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2658 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2659 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2660 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2661 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2662 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2663 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2664 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2665 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2666 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2667 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2669 2016-02-04 Martin Liska <mliska@suse.cz>
2672 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2673 that are gimple_store_p.
2674 (maybe_instrument_call): Likewise.
2676 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2678 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2679 register scaling out of memory reference and comment why.
2681 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2685 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2686 folding the source of a SET.
2688 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2692 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2693 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2695 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2699 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2702 2016-02-04 Christian Bruel <christian.bruel@st.com>
2704 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2705 * config/arm/arm.c (arm_set_current_function): Likewise.
2707 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2708 Ilya Enkovich <enkovich.gnu@gmail.com>
2709 H.J. Lu <hongjiu.lu@intel.com>
2712 * config/i386/i386.c (convert_scalars_to_vector): Remove
2713 stack alignment fixes.
2714 (ix86_option_override_internal): Disable TARGET_STV if stack
2715 might not be aligned enough.
2716 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2718 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2720 * gcc/config/i386/x86-tune.def: Disable default prefetching
2723 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2724 Vladimir Makarov <vmakarov@redhat.com>
2727 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2728 in validating fused toc addresses.
2730 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2733 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2734 range->m_caret fields if range->m_show_caret_p is false.
2737 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2738 Force oldval into register if it does not satisfy reg_or_short_operand
2739 predicate. Fix up formatting.
2741 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2742 Alexandre Oliva <aoliva@redhat.com>
2745 * lra-constraints.c (simplify_operand_subreg): Check additionally
2746 address validity after potential reloading.
2747 (process_address_1): Check insns validity. In case of failure do
2750 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2753 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2756 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2758 * wide-int.cc (canonize_uhwi): New function.
2759 (wi::divmod_internal): Use it.
2761 2016-02-02 James Norris <jnorris@codesourcery.com
2763 * gimplify.c (omp_notice_variable): Add usage check.
2765 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2767 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2768 like LE, GE, LT, GT when emitting relational operator.
2770 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2772 * ira-costs.c (find_costs_and_classes): Add extra argument.
2773 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2774 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2775 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2776 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2777 Add best_class parameter, and return it if not ALL_REGS.
2778 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2780 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2783 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2785 * config/aarch64/aarch64.c
2786 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2787 (aarch64_ira_change_pseudo_allocno_class): New function.
2789 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2794 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2796 * config/avr/avr.c (avr_option_override): Set
2797 PARAM_ALLOW_STORE_DATA_RACES to 1.
2799 2016-02-02 Richard Biener <rguenther@suse.de>
2801 PR tree-optimization/69595
2802 * match.pd: Add range test simplifications to true/false.
2804 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2806 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2807 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2810 2016-02-02 Richard Biener <rguenther@suse.de>
2812 PR tree-optimization/69606
2813 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2814 info on the result before moving a stmt.
2816 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2819 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2820 branch with vector comparison.
2821 * config/i386/sse.md (VI48_AVX): New mode iterator.
2822 (define_expand "cbranch<mode>4): Add support for conditional branch
2823 with vector comparison.
2824 * tree-vect-loop.c (optimize_mask_stores): New function.
2825 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2826 has_mask_store field of vect_info.
2827 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2828 vectorized loops having masked stores after vec_info destroy.
2829 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2830 correspondent macros.
2831 (optimize_mask_stores): Add prototype.
2833 2016-02-02 Alan Modra <amodra@gmail.com>
2836 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2839 2016-02-02 Alan Modra <amodra@gmail.com>
2842 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2843 whenever toc_label_name used.
2844 (rs6000_file_start): Don't set up toc section here,
2845 (rs6000_output_function_epilogue): do so here instead,
2846 (rs6000_xcoff_file_start): and here.
2847 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2848 (load_toc_aix_di): Likewise.
2850 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2852 PR rtl-optimization/69592
2853 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2854 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2855 (num_sign_bit_copies_binary_arith_p): New inline function.
2856 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2858 2016-02-01 Jeff Law <law@redhat.com>
2860 PR tree-optimization/69580
2861 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2862 * tree-ssa-threadbackward.c
2863 (fsm_find_control_statement_thread_paths): Do not try to walk
2864 through large PHI nodes.
2866 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2868 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2869 when count is incremented above limit, don't analyze further
2872 * omp-low.c (oacc_parse_default_dims): Avoid
2873 -Wsign-compare warning, make sure value fits into int
2874 rather than just unsigned int.
2876 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2878 PR tree-optimization/67921
2879 * fold-const.c (split_tree): New parameters. Convert pointer
2880 type variable part to proper type before negating.
2881 (fold_binary_loc): Pass new arguments to split_tree.
2883 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
2885 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
2886 (nvptx_goacc_validate_dims): Extend to handle global defaults.
2887 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
2888 * doc/tm.texti: Rebuilt.
2889 * doc/invoke.texi (fopenacc-dim): Document.
2890 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
2891 (append_compiler_options): Likewise.
2892 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
2893 (oacc_parse_default_dims): New.
2894 (oacc_validate_dims): Add USED arg. Select non-unity default when
2896 (oacc_loop_fixed_partitions): Return mask of used partitions.
2897 (oacc_loop_auto_partitions): Emit dump info.
2898 (oacc_loop_partition): Return mask of used partitions.
2899 (execute_oacc_device_lower): Parse default dimension arg. Adjust
2900 loop partitioning and validation calls.
2902 2016-02-01 Richard Biener <rguenther@suse.de>
2905 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
2907 2016-02-01 Richard Biener <rguenther@suse.de>
2909 PR tree-optimization/69574
2910 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
2911 of asserting return chrec_dont_know.
2913 2016-02-01 Martin Liska <mliska@suse.cz>
2915 * mem-stats-traits.h: Add copyright header.
2916 * mem-stats.h: Likewise.
2918 2016-02-01 Richard Biener <rguenther@suse.de>
2920 PR tree-optimization/69579
2921 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
2922 Do not propagate through abnormal PHI results.
2924 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
2926 * postreload.c (reload_cse_simplify): Remove dead code.
2928 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2930 PR rtl-optimization/69570
2931 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
2932 if there is more than one set, not if there is a single set.
2934 2016-02-01 Richard Henderson <rth@redhat.com>
2937 * combine.c (make_compound_operation): When looking through a
2938 subreg, make sure to re-extend to the width of the outer mode.
2940 2016-01-30 Jakub Jelinek <jakub@redhat.com>
2942 PR tree-optimization/69546
2943 * wide-int.cc (wi::divmod_internal): For unsigned division
2944 where both operands fit into uhwi, if o1 is 1 and o0 has
2945 msb set, if divident_prec is larger than bits per hwi,
2946 clear another quotient word and return 2 instead of 1.
2947 Similarly for remainder with msb in HWI set, if dividend_prec
2948 is larger than bits per hwi.
2950 2016-01-29 Martin Jambor <mjambor@suse.cz>
2952 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
2953 Use short lowercase names.
2954 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
2955 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
2956 acq_rel one. Protect warning agains segfaults if
2957 get_memory_order_name returns NULL.
2958 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
2959 with release semantics. Do not warn if get_memory_order already did.
2960 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
2961 semantics. Fix check for relaxed or acquire semantics. Do not warn
2962 if get_memory_order already did.
2964 2016-01-29 Sebastian Pop <s.pop@samsung.com>
2966 * doc/install.texi: Document that isl-0.16 is supported.
2968 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
2971 * config/i386/constraints.md (Bm): Describe as special memory
2973 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
2974 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2975 * genpreds.c (struct constraint_data): Add is_special_memory.
2976 (have_special_memory_constraints, special_memory_start): New
2978 (special_memory_end): Ditto.
2979 (add_constraint): Add new arg is_special_memory. Add code to
2980 process its true value. Update have_special_memory_constraints.
2981 (process_define_constraint): Pass the new arg.
2982 (process_define_register_constraint): Ditto.
2983 (choose_enum_order): Process special memory.
2984 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
2985 function insn_extra_special_memory_constraint.
2986 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2987 * gensupport.c (process_rtx): Process
2988 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
2989 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
2990 * ira-lives.c (single_reg_class): Use
2991 insn_extra_special_memory_constraint.
2992 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
2993 * lra-constraints.c (process_alt_operands): Ditto.
2994 (curr_insn_transform): Use insn_extra_special_memory_constraint.
2995 * recog.c (asm_operand_ok, preprocess_constraints): Process
2997 * reload.c (find_reloads): Ditto.
2998 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
2999 * stmt.c (parse_input_constraint): Use
3000 insn_extra_special_memory_constraint.
3002 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
3005 * lra-splill.c (lra_final_code_change): Revert r229087 by
3006 removing all sub-registers.
3008 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
3011 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
3013 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3016 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
3017 SSE1, copy target into the temporary reg first before recursing
3020 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
3022 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
3025 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
3027 * ginclude/stdarg.h: Test __cplusplus instead of
3028 __GXX_EXPERIMENTAL_CXX0X__.
3030 2016-01-29 Richard Biener <rguenther@suse.de>
3032 PR tree-optimization/69547
3033 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
3034 Do not mark clobbers necessary.
3035 (mark_all_reaching_defs_necessary_1): Likewise.
3037 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3039 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
3040 declaration name with %qs and print it in both error messages.
3041 Also fix indentation.
3043 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3046 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
3047 trailing blank line from error message.
3049 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
3052 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
3055 2016-01-29 Richard Biener <rguenther@suse.de>
3058 * match.pd: Allow all integral types when simplifying a
3059 widening or sign-changing conversion.
3061 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3063 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
3064 back to setting codegen_error to fail codegen.
3066 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/constraints.md (C): Only accept constant zero operand.
3070 (BC): New constraint.
3071 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
3072 instead of C constraint.
3073 * doc/md.texi (Machine Constraints): Update description
3076 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
3079 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
3081 2016-01-28 Jakub Jelinek <jakub@redhat.com>
3084 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
3087 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
3089 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
3090 branches if using guessed profile.
3092 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
3094 * graphite-optimize-isl.c (optimize_isl): Fix dump.
3096 2016-01-28 Richard Henderson <rth@redhat.com>
3099 * config/aarch64/aarch64-modes.def (CC_Cmode): New
3100 * config/aarch64/aarch64-protos.h: Update.
3101 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
3102 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
3103 (aarch64_get_condition_code_1): Handle CC_Cmode.
3104 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
3105 (*add<mode>3_compareC_cconly_imm): New.
3106 (*add<mode>3_compareC_cconly): New.
3107 (*add<mode>3_compareC_imm): New.
3108 (add<mode>3_compareC): New.
3109 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
3110 to be first. Use aarch64_carry_operation.
3111 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
3112 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
3113 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
3114 (subti3): Use subdi3_compare1.
3115 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
3116 (sub<mode>3_compare1): New.
3117 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
3118 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
3119 (*subsi3_carryin_uxtw): Likewise.
3120 (*ngc<mode>, *ngcsi_uxtw): Likewise.
3121 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
3122 * config/aarch64/iterators.md (DWI): New.
3123 * config/aarch64/predicates.md (aarch64_carry_operation): New.
3124 (aarch64_borrow_operation): New.
3126 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3128 * graphite-optimize-isl.c (optimize_isl): Print a different debug
3129 message when isl does not return a valid schedule.
3131 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3133 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
3134 Remove comments from class declarations: they are already in the code
3137 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3139 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
3141 (ternary_op_to_tree): Same.
3142 (unary_op_to_tree): Same.
3143 (nary_op_to_tree): Same.
3144 (gcc_expression_from_isl_expr_op): Same.
3145 (gcc_expression_from_isl_expression): Same.
3146 (graphite_create_new_loop): Same.
3147 (graphite_create_new_loop_guard): Same.
3148 (build_iv_mapping): Same.
3149 (graphite_create_new_guard): Same.
3150 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
3151 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
3153 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3155 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
3156 instead of setting codegen_error to fail codegen.
3158 2016-01-28 Jason Merrill <jason@redhat.com>
3160 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
3162 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3164 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3165 Remove CONST_INT_P check in CCMP cost calculation.
3167 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3169 * config/aarch64/aarch64.c (generic_vector_cost):
3170 Set vec_permute_cost.
3171 (cortexa57_vector_cost): Likewise.
3172 (exynosm1_vector_cost): Likewise.
3173 (xgene1_vector_cost): Likewise.
3174 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
3175 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
3176 Add vec_permute_cost entry.
3178 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3180 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
3182 (add<mode>3_compare0): Likewise.
3183 (addsi3_compare0_uxtw): Likewise.
3184 (add<mode>3nr_compare0): Likewise.
3185 (compare_neg<mode>): Likewise.
3186 (<optab><mode>3): Likewise.
3188 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
3190 * tree-vect-stmts.c (vectorizable_comparison): Add
3191 NULL check for vectype.
3193 2016-01-28 Richard Biener <rguenther@suse.de>
3195 PR tree-optimization/69466
3196 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3197 Account for PHIs we couldn't duplicate.
3199 2016-01-28 Martin Liska <mliska@suse.cz>
3202 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
3203 instead of ENABLE_VALGRIND_CHECKING.
3205 2016-01-27 Richard Henderson <rth@redhat.com>
3208 * lra-remat.c (subreg_regs): New.
3209 (dump_candidates_and_remat_bb_data): Dump it.
3210 (operand_to_remat): Reject if operand in subreg_regs.
3211 (set_bb_regs): Collect subreg_regs.
3212 (lra_remat): Init and free subreg_regs. Compute
3213 calculate_local_reg_remat_bb_data before create_cands.
3215 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
3218 * config/i386/i386.c (ix86_update_stack_boundary): Don't
3219 change stack_alignment_needed for __tls_get_addr call.
3221 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
3223 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
3225 2016-01-27 Jeff Law <law@redhat.com>
3227 PR tree-optimization/68398
3228 PR tree-optimization/69196
3229 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
3230 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
3231 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3232 Only count PHIs in the last block in the path. The others will
3233 const/copy propagate away. Add heuristic to allow more irreducible
3234 subloops to be created when it is likely profitable to do so.
3236 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3237 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
3238 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
3240 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3243 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
3244 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
3245 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
3246 * tree-streamer-in.c: Include asan.h.
3247 (streamer_get_builtin_tree): For builtins in sanitizer
3248 range call initialize_sanitizer_builtins and retry.
3250 2016-01-27 Ian Lance Taylor <iant@google.com>
3252 * common.opt (fkeep-gc-roots-live): New undocumented option.
3253 * tree-ssa-loop-ivopts.c (add_candidate_1): If
3254 -fkeep-gc-roots-live, skip pointers.
3255 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
3258 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
3261 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
3262 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
3264 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
3267 * configure.ac: NetBSD provides SSP in its C library.
3268 * configure: Updated.
3270 2016-01-27 Richard Biener <rguenther@suse.de>
3272 PR tree-optimization/69166
3273 * tree-vect-loop.c (vect_is_simple_reduction): Always check
3274 reduction code for commutativity / associativity.
3276 2016-01-27 Martin Jambor <mjambor@suse.cz>
3278 PR tree-optimization/69355
3279 * tree-sra.c (analyze_access_subtree): Correct hole detection when
3280 total_scalarization fails.
3282 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
3284 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
3287 2016-01-27 Christian Bruel <christian.bruel@st.com>
3290 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
3291 Move arm_reset_previous_fndecl and set_target_option_current_node in
3292 the conditional part. Call save_restore_target_globals.
3293 * config/arm/arm.c (arm_set_current_function):
3294 Refactor to better support #pragma target and attribute mix.
3295 Call save_restore_target_globals.
3296 * config/arm/arm-protos.h (save_restore_target_globals): New function.
3298 2016-01-27 Martin Liska <mliska@suse.cz>
3300 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
3301 reference for an HSA kernel and its host function.
3303 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3305 PR tree-optimization/69399
3306 * wide-int.h (wi::lrshift): For larger precisions, only
3307 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
3309 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
3311 * config/arc/predicates.md (proper_comparison_operator): Reject
3312 constant-constant comparison.
3314 2016-01-26 Tom de Vries <tom@codesourcery.com>
3316 PR tree-optimization/69110
3317 * tree-data-ref.c (initialize_data_dependence_relation): Handle
3318 DR_NUM_DIMENSIONS == 0.
3320 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3321 Sebastian Pop <s.pop@samsung.com>
3323 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
3324 isl_ast_op_cond and isl_ast_op_select.
3325 (gcc_expression_from_isl_expr_op): Same.
3327 2016-01-26 Jason Merrill <jason@redhat.com>
3330 * tree.c (recompute_constructor_flags): Split out from
3332 (verify_constructor_flags): New.
3333 * tree.h: Declare them.
3335 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
3337 PR rtl-optimization/69217
3338 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
3339 are no TYPE_FIELDS set for the record type.
3341 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3344 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
3345 toc_label_name unconditionally.
3346 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
3347 SYMBOL_REF string. Use toc_label_name instead of constructing
3349 (rs6000_elf_declare_function_name): Use toc_label_name instead of
3350 constructing LCTOC1.
3352 2016-01-26 Martin Sebor <msebor@redhat.com>
3355 * doc/extend.texi (Common Type Attributes): Move text that talks about
3356 attribute packed from attribute aligned to the section discussing
3357 the former attribute for clarity.
3359 2016-01-26 Richard Henderson <rth@redhat.com>
3362 * trans-mem.c (tm_region_init): Mark entry block as visited.
3364 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3367 * diagnostic-show-locus.c (layout::print_source_line): Replace
3368 call to pp_newline with call to layout::print_newline.
3369 (layout::print_annotation_line): Likewise.
3370 (layout::move_to_column): Likewise.
3371 (layout::print_any_fixits): After printing any fixits, print a
3372 trailing newline, if necessary.
3373 (layout::print_newline): New method, resetting any colorization
3375 (diagnostic_show_locus): Move the pp_newline to before the
3376 early bailout. Remove dummy block enclosing the layout instance.
3377 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
3378 of pp_newline_and_flush with pp_flush.
3379 (diagnostic_append_note): Delete use of pp_newline.
3380 (diagnostic_append_note_at_rich_loc): Delete.
3381 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
3382 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
3383 when newline characters are added to the buffer.
3385 2016-01-26 Michael Matz <matz@suse.de>
3387 * configure.ac (ac_cv_std_swap_in_utility): New test.
3388 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
3389 * configure: Regenerate.
3390 * config.in: Regenerate.
3392 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
3394 * config/arc/arc.md (cstoresi4): Force operand into register.
3395 (arcset<code>): Fix predicate.
3396 (arcsetltu): Likewise.
3397 (arcsetgeu): Likewise.
3398 (arcsethi): Likewise.
3399 (arcsetls): Likewise.
3401 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3403 PR tree-optimization/69483
3404 * gimple-fold.c (canonicalize_constructor_val): Return NULL
3405 if base has error_mark_node type.
3407 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
3410 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3411 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3413 (vget_lane_f16): Handle big-endian.
3414 (vgetq_lane_f16): Likewise.
3415 (vset_lane_f16): Likewise.
3416 (vsetq_lane_f16): Likewise.
3417 * config/arm/iterators.md (VQXMOV): Add V8HF.
3418 (VDQ): Add V4HF and V8HF.
3419 (V_reg): Handle V4HF and V8HF.
3420 (Is_float_mode): Likewise.
3421 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3422 neon_vdup_nv8hf): New patterns.
3423 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3424 Use VD_LANE iterator.
3425 (neon_vld1_dup<mode>): Use VQ2 iterator.
3427 2016-01-26 Nathan Sidwell <nathan@acm.org>
3429 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3430 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3431 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3432 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3433 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3434 (oacc_validate_dims): Add LEVEL arg, don't return level.
3435 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3437 (execute_oacc_device_lower): Adjust, add more dump output.
3438 * tree-ssa-loop.c (gate_oacc_kernels): Use
3439 oacc_fn_attrib_kernels_p.
3440 * tree-parloops.c (create_parallel_loop): Adjust
3441 set_oacc_fn_attrib call.
3443 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3446 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3447 (append_compiler_options): Handle -fcilkplus.
3448 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3450 2016-01-26 Nick Clifton <nickc@redhat.com>
3453 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3454 been marked as DECL_ONE_ONLY but we do not the means to make it
3455 so, then do not allow it to bind locally.
3457 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3460 * opts.h (parse_sanitizer_options): New prototype.
3461 * opts.c (sanitizer_opts): New array.
3462 (parse_sanitizer_options): New function.
3463 (common_handle_option): Use parse_sanitizer_options.
3465 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3468 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3469 alignment adjustment to ...
3470 (ix86_update_stack_boundary): Here. Don't over-align stack for
3472 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3473 if __tls_get_addr is called.
3475 2016-01-26 Christian Bruel <christian.bruel@st.com>
3477 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3479 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3481 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3483 2016-01-26 Richard Biener <rguenther@suse.de>
3486 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3488 2016-01-26 Richard Biener <rguenther@suse.de>
3490 PR tree-optimization/69452
3491 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3492 (move_computations_dom_walker::before_dom_children): Rename
3494 (move_computations_worker): This.
3495 (move_computations): Perform an RPO rather than a DOM walk.
3497 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3500 * combine.c (combine_instructions): For REG_EQUAL note with
3501 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3502 to the underlying register.
3503 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3504 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3506 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3509 * config/aarch64/aarch64-builtins.c
3510 (aarch64_init_simd_builtin_types): Do not set structural
3511 equality to __Poly{8,16,64,128}_t types.
3513 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3515 PR tree-optimization/69400
3516 * wide-int.cc (wi_pack): Take the precision as argument and
3517 perform canonicalization here rather than in the callers.
3518 Use the main loop to handle all full-width HWIs. Add a
3519 zero HWI if in_len isn't a full result.
3520 (wi::divmod_internal): Update accordingly.
3521 (wi::mul_internal): Likewise. Simplify.
3523 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3524 Sebastian Pop <s.pop@samsung.com>
3526 * graphite-poly.c (apply_poly_transforms): Simplify.
3527 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3528 (print_isl_map): Same.
3529 (print_isl_union_map): Same.
3530 (print_isl_schedule): New.
3531 (debug_isl_schedule): New.
3532 * graphite-dependences.c (scop_get_reads): Do not call
3533 isl_union_map_add_map that is undocumented isl functionality.
3534 (scop_get_must_writes): Same.
3535 (scop_get_may_writes): Same.
3536 (scop_get_original_schedule): Remove.
3537 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3538 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3539 (compute_deps): Remove.
3540 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3541 (debug_schedule_ast): New.
3542 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3543 set_separate_option.
3544 (graphite_regenerate_ast_isl): Add dump.
3545 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3546 from scop->transformed_schedule.
3547 (graphite_regenerate_ast_isl): Add more dump.
3548 * graphite-optimize-isl.c (optimize_isl): Set
3549 scop->transformed_schedule. Check whether schedules are equal.
3550 (apply_poly_transforms): Move here.
3551 * graphite-poly.c (apply_poly_transforms): ... from here.
3552 (free_poly_bb): Static.
3553 (free_scop): Static.
3554 (pbb_number_of_iterations_at_time): Remove.
3555 (print_isl_ast): New.
3556 (debug_isl_ast): New.
3557 (debug_scop_pbb): New.
3558 * graphite-scop-detection.c (print_edge): Move.
3560 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3561 (build_scop_scattering): Remove.
3562 (create_pw_aff_from_tree): Assert instead of bailing out.
3563 (add_condition_to_pbb): Remove unused code, do not fail.
3564 (add_conditions_to_domain): Same.
3565 (add_conditions_to_constraints): Remove.
3566 (build_scop_context): New.
3567 (add_iter_domain_dimension): New.
3568 (build_iteration_domains): Initialize pbb->iterators.
3569 Call add_conditions_to_domain.
3572 (index_outermost_in_loop): New.
3573 (index_pbb_in_loop): New.
3574 (outermost_pbb_in): New.
3575 (add_in_sequence): New.
3576 (add_outer_projection): New.
3577 (outer_projection_mupa): New.
3578 (add_loop_schedule): New.
3579 (build_schedule_pbb): New.
3580 (build_schedule_loop): New.
3581 (embed_in_surrounding_loops): New.
3582 (build_schedule_loop_nest): New.
3583 (build_original_schedule): New.
3584 (build_poly_scop): Call build_original_schedule.
3585 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3586 (free_poly_dr): Remove.
3587 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3588 (free_poly_bb): Remove.
3589 (debug_loop_vec): Remove.
3590 (print_isl_ast): Declare.
3591 (debug_isl_ast): Declare.
3592 (scop_do_interchange): Remove.
3593 (scop_do_strip_mine): Remove.
3594 (scop_do_block): Remove.
3595 (flatten_all_loops): Remove.
3596 (optimize_isl): Remove.
3597 (pbb_number_of_iterations_at_time): Remove.
3598 (debug_scop_pbb): Declare.
3599 (print_schedule_ast): Declare.
3600 (debug_schedule_ast): Declare.
3601 (struct scop): Remove schedule. Add original_schedule,
3602 transformed_schedule.
3603 (free_gimple_poly_bb): Remove.
3604 (print_generated_program): Remove.
3605 (debug_generated_program): Remove.
3606 (unify_scattering_dimensions): Remove.
3607 * sese.c (print_edge): ... here.
3608 (print_sese): ... here.
3609 (debug_edge): ... here.
3610 (debug_sese): ... here.
3611 * sese.h (print_edge): Declare.
3612 (print_sese): Declare.
3613 (dump_edge): Declare.
3614 (dump_sese): Declare.
3616 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3617 Sebastian Pop <s.pop@samsung.com>
3619 * Makefile.in: Set ISLVER in site.exp.
3621 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3623 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3624 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3625 through DECL_VALUE_EXPR for expansion.
3627 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3629 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3630 the frame info after reload completed.
3632 2016-01-25 Jeff Law <law@redhat.com>
3634 PR tree-optimization/69196
3635 PR tree-optimization/68398
3636 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3637 tree-ssa-threadupdate.c.
3638 (determine_bb_domination_status): Prototype
3639 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3640 (determine_bb_domination_status): No longer static.
3641 (valid_jump_thread_path): Remove code to detect characteristics
3642 of the jump thread path not associated with correctness.
3643 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3644 Correct test for thread path length. Count PHIs for real operands as
3645 statements that need to be copied. Do not count ASSERT_EXPRs.
3646 Look at all the blocks in the thread path. Compute and selectively
3647 filter thread paths based on threading through the latch, threading
3648 a multiway branch or crossing a multiway branch.
3650 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3652 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3653 decl with __attribute__ ((unused)) annotation.
3655 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3658 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3659 of operands is compatible with a statement vectype.
3661 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3663 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3664 improve wording for mixed storage order support.
3666 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3668 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3669 (vcvt_u64_f64): Likewise.
3670 (vcvta_s64_f64): Likewise.
3671 (vcvta_u64_f64): Likewise.
3672 (vcvtm_s64_f64): Likewise.
3673 (vcvtm_u64_f64): Likewise.
3674 (vcvtn_s64_f64): Likewise.
3675 (vcvtn_u64_f64): Likewise.
3676 (vcvtp_s64_f64): Likewise.
3677 (vcvtp_u64_f64): Likewise.
3679 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3681 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3682 (arc_init): Check validity mll64 option.
3683 (arc_save_restore): Use double load/store instruction.
3684 (arc_expand_movmem): Likewise.
3685 (arc_split_move): Don't split if we have double load/store
3686 instructions. Returns a boolean.
3687 (arc_process_double_reg_moves): Change function to return boolean
3688 instead of a sequence of instructions.
3689 (arc_dwarf_register_span): New function.
3690 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3691 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3692 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3693 (*movdf_insn): Likewise.
3694 * config/arc/arc.opt (mll64): New option.
3695 * config/arc/predicates.md (even_register_operand): New predicate.
3696 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3698 2016-01-25 Richard Biener <rguenther@suse.de>
3701 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3702 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3704 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3706 2016-01-25 Richard Biener <rguenther@suse.de>
3708 PR tree-optimization/69376
3709 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3711 (VN_INFO_ANTI_RANGE_P): New inline.
3712 (VN_INFO_RANGE_TYPE): Likewise.
3713 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3714 SSA_NAME_ANTI_RANGE_P.
3715 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3716 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3717 Properly query VN_INFO_RANGE_TYPE.
3719 2016-01-25 Nick Clifton <nickc@redhat.com>
3722 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3724 2016-01-23 Tom de Vries <tom@codesourcery.com>
3726 PR tree-optimization/69426
3727 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3730 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3732 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3733 "the the" with "the" in the comments.
3734 * ipa-devirt.c (build_type_inheritance_graph,
3735 update_type_inheritance_graph): Likewise.
3736 * tree.c (build_function_type_list_1): Likewise.
3737 * cfgloopmanip.c (scale_loop_profile): Likewise.
3738 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3739 * gimple-ssa-split-paths.c
3740 (find_block_to_duplicate_for_splitting_paths): Likewise.
3741 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3742 * expr.c (convert_move): Likewise.
3743 * var-tracking.c (vt_stack_adjustments): Likewise.
3744 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3745 * tree-vrp.c (test_for_singularity): Likewise.
3747 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3748 directly instead of building a temporary tree.
3751 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3752 remove <algorithm> include.
3754 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3757 * config/i386/i386.c: Include dojump.h.
3758 (expand_small_movmem_or_setmem,
3759 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3761 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3762 if dynamic_check != -1.
3764 2016-01-21 Jeff Law <law@redhat.com>
3767 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3768 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3769 into dominated_by_p.
3770 (cprop_into_successor_phis): Avoid unnecessary tests.
3772 2016-01-22 Richard Henderson <rth@redhat.com>
3775 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3776 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3778 2016-01-22 Michael Matz <matz@suse.de>
3780 * system.h (string, algorithm): Include only conditionally.
3781 (new): Include always under C++.
3782 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3783 * final.c (toplevel): Ditto.
3784 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3785 * genconditions.c (write_header): Make gencondmd.c define
3787 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3789 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3790 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3792 2016-01-22 Christian Bruel <christian.bruel@st.com>
3795 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3797 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3800 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3801 define_insn_and_split. Ensure operands[1] and operands[0] do not
3802 get assigned the same register.
3804 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3806 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3808 2016-01-22 Christian Bruel <christian.bruel@st.com>
3810 * config/arm/arm-c.c (arm_pragma_target_parse):
3811 Remove warn_builtin_macro_redefined overwrite.
3813 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3815 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3816 flag_non_call_exceptions compatibility.
3818 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3821 * dwarf2out.c (add_child_die_after): New function.
3822 (dwarf_qual_info_t): New type.
3823 (dwarf_qual_info): New variable.
3824 (qualified_die_p): New function.
3825 (modified_type_die): For -fdebug-types-section, ensure
3826 canonical order of qualifiers. Put qualified DIEs adjacent
3827 to the corresponding non-qualified type DIE and search there
3828 for existing qualified DIEs.
3830 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3832 * doc/extend.texi (scalar_storage_order type attribute): Document
3833 restriction on type punning and aliasing, and remove future tense.
3835 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3838 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3841 2016-01-21 Jeff Law <law@redhat.com>
3844 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3845 useless call to record_temporary_equivalences.
3846 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3847 allocate 10 slots in the bb_path vector and let it grow as needed.
3848 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3851 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3853 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3855 * configure: Regenerate.
3857 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3859 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3860 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3862 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3865 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3866 drop EXPAND_INITIALIZER.
3867 * rtl.h (contains_symbolic_reference_p): Declare.
3868 * rtlanal.c (contains_symbolic_reference_p): New function.
3869 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3870 a subtraction into a NOT if symbolic constants are involved.
3872 2016-01-21 Anton Blanchard <anton@samba.org>
3873 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3876 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3878 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3881 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3883 * config/microblaze/microblaze.c
3884 (get_branch_target): New.
3885 (insert_wic_for_ilb_runout): New.
3887 (microblaze_machine_dependent_reorg): New.
3888 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
3889 * config/microblaze/microblaze.md
3890 (UNSPEC_IPREFETCH): Define.
3891 (iprefetch): New pattern
3892 * config/microblaze/microblaze.opt
3893 (mxl-prefetch): New flag.
3895 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
3897 * config/microblaze/microblaze.h
3898 (FIXED_REGISTERS): Update in macro.
3899 (CALL_USED_REGISTERS): Update in macro.
3901 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
3903 PR rtl-optimization/68920
3904 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
3907 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
3909 PR rtl-optimization/68990
3910 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
3911 pseudo instead of inheritance ones.
3913 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3914 Nick Clifton <nickc@redhat.com>
3918 * config/mips/mips.c (mips_compute_frame_info): Initialise
3919 args_size and hard_frame_pointer_offset fields of the frame
3920 structure before calling mips_global_pointer.
3922 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3924 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
3926 * configure: Regenerate.
3928 2016-01-21 Richard Biener <rguenther@suse.de>
3930 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
3932 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3934 * config/s390/s390.c (s390_asm_declare_function_size): Add code
3935 to actually emit the .size directive.
3937 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
3938 Jakub Jelinek <jakub@redhat.com>
3942 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
3943 args array size by one to avoid buffer overflow.
3945 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
3947 * config/s390/s390.md (pool_section_start): Use switch_to_section
3948 to select proper read-only data section instead of hardcoding
3950 (pool_section_end): Use switch_to_section to match the above.
3952 2016-01-21 Richard Biener <rguenther@suse.de>
3954 PR tree-optimization/69378
3955 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
3956 (set_ssa_val_to): Use it for dominance checks taking into
3957 account not executable edges.
3959 2016-01-21 Jakub Jelinek <jakub@redhat.com>
3962 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
3963 for bitsize instead of GET_MODE_PRECISION (mode).
3965 2016-01-20 Martin Sebor <msebor@redhat.com>
3968 * extend.texi (__sync Builtins): Clarify the semantics of
3969 __sync_fetch_and_OP built-ins on pointers.
3970 (__atomic Builtins): Same.
3972 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3973 Sebastian Pop <s.pop@samsung.com>
3975 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
3976 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
3977 (is_valid_rename): Same.
3978 (translate_isl_ast_to_gimple::get_rename): Same.
3979 (translate_isl_ast_to_gimple::rename_all_uses): Same.
3980 (translate_isl_ast_to_gimple::rename_uses): Same.
3981 (get_new_name): Check for close_phi nodes.
3982 (copy_loop_phi_args): Use phi_node_kind.
3983 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
3984 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
3986 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
3987 Sebastian Pop <s.pop@samsung.com>
3989 Revert commit r229783.
3990 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
3991 Remove use of parameter_rename_map.
3993 (copy_internal_parameters): Remove.
3994 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
3995 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
3996 (free_sese_info): Do not free parameter_rename_map.
3997 (set_rename): Do not use parameter_rename_map.
3998 (rename_uses): Update call to set_rename.
3999 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
4000 * sese.h (parameter_rename_map_t): Remove.
4001 (struct sese_info_t): Remove field parameter_rename_map.
4003 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4004 Sebastian Pop <s.pop@samsung.com>
4006 * graphite-isl-ast-to-gimple.c: Fix comment.
4007 * graphite-scop-detection.c (defined_in_loop_p): New.
4008 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
4009 names defined in loop.
4011 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4012 Sebastian Pop <s.pop@samsung.com>
4014 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
4015 Discard unstructured if-then-else regions.
4017 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4018 Sebastian Pop <s.pop@samsung.com>
4020 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
4021 (cleanup_loop_iter_dom): Remove.
4022 (build_loop_iteration_domains): Remove.
4023 (build_scop_context): Remove.
4024 (build_scop_iteration_domain): Remove.
4025 (add_loop_constraints): New.
4026 (build_iteration_domains): New.
4027 (build_poly_scop): Call build_iteration_domains.
4029 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4030 Sebastian Pop <s.pop@samsung.com>
4032 * graphite-scop-detection.c
4033 (scop_detection::harmful_loop_in_region): Free dom and loops.
4034 (scop_detection::loop_body_is_valid_scop): Free bbs.
4036 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4037 Sebastian Pop <s.pop@samsung.com>
4039 * graphite-scop-detection.c (record_loop_in_sese): New.
4040 (gather_bbs::before_dom_children): Call record_loop_in_sese.
4041 (build_scops): Remove call to build_sese_loop_nests.
4042 * sese.c (sese_record_loop): Remove.
4043 (build_sese_loop_nests): Remove.
4044 (new_sese_info): Remove region->loops.
4045 (free_sese_info): Same.
4046 * sese.h (sese_contains_loop): Same.
4047 (build_sese_loop_nests): Remove.
4048 (sese_contains_loop): Remove.
4050 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4051 Sebastian Pop <s.pop@samsung.com>
4053 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
4054 loop_is_valid_in_scop.
4055 (scop_detection::harmful_stmt_in_region): Renamed
4056 harmful_loop_in_region.
4057 Call loop_is_valid_in_scop.
4059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4060 Sebastian Pop <s.pop@samsung.com>
4062 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
4065 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4066 Sebastian Pop <s.pop@samsung.com>
4068 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
4069 * graphite.h (struct poly_bb): Remove field is_reduction.
4070 (PBB_IS_REDUCTION): Remove.
4072 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4073 Sebastian Pop <s.pop@samsung.com>
4075 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
4076 (add_pdr_constraints): Same.
4077 (scop_get_reads): Same.
4078 (scop_get_must_writes): Same.
4079 (scop_get_may_writes): Same.
4080 (scop_get_original_schedule): Same.
4081 (extend_schedule): Same.
4082 (apply_schedule_on_deps): Same.
4083 (carries_deps): Same.
4084 (compute_deps): Same.
4085 (scop_get_dependences): Same.
4086 * graphite-isl-ast-to-gimple.c
4087 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
4088 * graphite-optimize-isl.c (get_schedule_for_band): Same.
4089 (get_schedule_for_band_list): Same.
4090 (get_schedule_map): Same.
4091 (apply_schedule_map_to_scop): Same.
4092 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
4093 (build_loop_iteration_domains): Same.
4094 (add_condition_to_pbb): Same.
4095 (add_param_constraints): Same.
4096 (pdr_add_memory_accesses): Same.
4097 (pdr_add_data_dimensions): Same.
4099 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
4101 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
4104 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
4106 * common.opt (feliminate-dwarf2-dups): Replace references to
4107 "DWARF 2" with just "DWARF".
4108 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
4109 * doc/extend.texi: Likewise.
4110 * doc/cpp.texi: Likewise.
4111 * doc/invoke.texi: Likewise.
4112 (Option Summary): Add -gdwarf to list of Debugging Options.
4113 (Debugging Options): Document -gdwarf.
4114 * doc/contrib.texi: Spell "DWARF" like that.
4116 2016-01-21 Jakub Jelinek <jakub@redhat.com>
4118 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
4119 warning. Fix up formatting.
4122 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
4123 attempt to mark memory input operand addressable and
4124 call prepare_gimple_addressable in that case. Don't adjust
4125 input_location for diagnostics, use error_at instead.
4127 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
4129 * config/rs6000/ppc-auxv.h: New file.
4130 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
4132 (cpu_supports): Likewise.
4133 * config/rs6000/rs6000.c: include "ppc-auxv.h".
4134 (cpu_is_info): New variable.
4135 (cpu_supports_info): Likewise.
4136 (tcb_verification_symbol): Likewise.
4137 (cpu_builtin_p): Likewise.
4138 (cpu_expand_builtin): New function.
4139 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
4140 (rs6000_init_builtins): Likewise.
4141 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
4142 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
4143 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
4144 * configure: Regenerate.
4145 * config.in: Likewise.
4146 * doc/extend.texi (PowerPC Built-in Functions): Document
4147 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
4149 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
4152 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
4154 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
4157 2016-01-20 Richard Henderson <rth@redhat.com>
4163 * tree.c (tm_define_builtin): New.
4164 (find_tm_vector_type): New.
4165 (build_tm_vector_builtins): New.
4166 (build_common_builtin_nodes): Call it.
4168 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
4170 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
4171 (arm_fp_ok): Likewise.
4173 (arm_crypto): Likewise.
4175 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
4176 Richard Biener <rguenther@suse.de>
4178 PR tree-optimization/69328
4179 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
4180 vectors have same number of elements.
4181 (vectorizable_condition): Fix masked version recognition.
4183 2016-01-20 Richard Biener <rguenther@suse.de>
4185 PR tree-optimization/69345
4186 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
4187 (VN_INFO_PTR_INFO): Likewise.
4188 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
4189 info when it is equal between non-dominating SSA names.
4190 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4191 Make sure to look at original SSA infos.
4193 2016-01-20 Jeff Law <law@redhat.com>
4196 * config/m68k/predicates.md (pow2_m1_operand): New predicate
4198 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
4199 (pc_or_label_operand): New predicate.
4200 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
4201 tests for small integers that are 2^n - 1.
4203 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
4205 * doc/invoke.texi (Options Summary): Add '.' after @xref.
4207 2016-01-19 Jeff Law <law@redhat.com>
4210 * tree-ssa-threadbackwards.c
4211 (fsm_find_control_statement_thread_paths): Do not try to lookup
4212 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
4214 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4216 * doc/lto.texi: Remove text that says only Gold has linker plugin
4219 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
4221 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
4222 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
4223 the DIE accordingly.
4224 (modified_type_die): Add REVERSE parameter and pass it recursively,
4225 as well as to base_type_die. Adjust presence check accordingly.
4226 (base_type_for_mode): Adjust call to modified_type_die.
4227 (add_type_attribute): Add REVERSE parameter and pass it to
4229 (generic_parameter_die): Adjust call to add_type_attribute.
4230 (add_scalar_info): Likewise.
4231 (add_subscript_info): Likewise.
4232 (gen_array_type_die): Likewise.
4233 (gen_descr_array_type_die): Likewise.
4234 (gen_entry_point_die): Likewise.
4235 (gen_enumeration_type_die): Likewise.
4236 (gen_formal_parameter_die): Likewise.
4237 (gen_subprogram_die): Likewise.
4238 (gen_variable_die ): Likewise.
4239 (gen_const_die): Likewise.
4240 (gen_field_die): Likewise.
4241 (gen_pointer_type_die): Likewise.
4242 (gen_reference_type_die): Likewise.
4243 (gen_ptr_to_mbr_type_die): Likewise.
4244 (gen_inheritance_die): Likewise.
4245 (gen_subroutine_type_die): Likewise.
4246 (gen_typedef_die): Likewise.
4247 (force_type_die): Adjust call to modified_type_die.
4249 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
4251 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
4252 flow throughout the file. Fix broken link to Objective-C 2.0
4254 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
4257 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4259 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
4261 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4264 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
4265 (maybe_record_node): Record cxa_pure_virtual as the only possible
4266 target if there are not ohter candidates.
4267 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
4269 2016-01-19 Richard Biener <rguenther@suse.de>
4271 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
4272 (get_memory_order): Likewise.
4274 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
4276 * tree-vect-stmts.c (vectorizable_store): Check
4279 2016-01-19 David Malcolm <dmalcolm@redhat.com>
4282 * gcc.c (driver::decode_argv): Add call to
4283 init_opts_obstack before init_options_struct.
4284 * opts.c (init_opts_obstack): Remove idempotency.
4285 (init_options_struct): Replace call to init_opts_obstack
4286 with a gcc_assert to verify that it has already been called.
4287 * toplev.c (toplev::main): Add call to init_opts_obstack before
4288 calls to init_options_struct.
4289 (toplev::finalize): Move cleanup of opts_obstack next to
4290 cleanup of save_decoded_options, clearing the latter, and
4291 save_decoded_options_count.
4293 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4296 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
4297 attribute to unconditional. Remove %? from output template.
4299 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4300 Jiong Wang <jiong.wang@arm.com>
4302 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
4303 generated from different expand order.
4305 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4307 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
4308 Add support for CCMP costing.
4310 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4312 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
4313 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
4314 (fccmpe<mode>): Likewise.
4315 (fcmp): Rename to fcmp and globalize pattern.
4317 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
4318 (aarch64_gen_ccmp_next): Add FP support.
4320 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4322 * target.def (gen_ccmp_first): Update documentation.
4323 (gen_ccmp_next): Likewise.
4324 * doc/tm.texi (gen_ccmp_first): Update documentation.
4325 (gen_ccmp_next): Likewise.
4326 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
4327 expand_ccmp_expr_1. Improve comments.
4328 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
4329 (ccmp_ior<mode>): Remove pattern.
4330 (cmp<mode>): Remove expand.
4331 (cmp): Globalize pattern.
4332 (cstorecc4): Use cc_register.
4333 (mov<mode>cc): Remove ccmp_cc_register check.
4334 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
4335 Simplify after removal of CC_DNE/* modes.
4336 (aarch64_ccmp_mode_to_code): Remove.
4337 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
4338 In 'k' case use integer as condition.
4339 (aarch64_nzcv_codes): Remove inverted cases.
4340 (aarch64_code_to_ccmode): Remove.
4341 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
4342 comparison with CC register to be used in folowing CCMP/branch/CSEL.
4343 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
4344 pattern. Return the comparison with CC register. Invert conditions
4346 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
4347 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
4349 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4351 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4352 instrumented_version.
4354 2016-01-19 Richard Biener <rguenther@suse.de>
4356 PR tree-optimization/69336
4357 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
4358 handled components with get_ref_base_and_extent.
4359 (equal_mem_array_ref_p): Adjust.
4361 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4364 * shrink-wrap.c: Include valtrack.h.
4365 (move_insn_for_shrink_wrap): Add DEBUG argument. If
4366 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
4367 in between insn and where it will be moved to. Call
4368 dead_debug_insert_temp.
4369 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
4370 first and dead_debug_local_finish at the end.
4371 For uses and defs bitmap, handle all regs in between REGNO and
4372 END_REGNO, not just the first one.
4374 2016-01-19 Richard Biener <rguenther@suse.de>
4376 PR tree-optimization/69352
4377 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
4378 (equal_mem_array_ref_p): Constrain size and max size properly.
4379 Compare the reverse flag.
4381 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
4383 * ira.c (ira): Update regstat data if we deleted insns.
4385 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4387 PR rtl-optimization/68955
4388 PR rtl-optimization/64557
4389 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
4390 here. Fix up formatting.
4391 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
4393 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4396 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
4397 assume that the node has body.
4398 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
4401 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4403 * lto-streamer-out.c (lto_output): Do not stream instrumentation
4406 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4408 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
4409 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4411 2016-01-19 Martin Jambor <mjambor@suse.cz>
4412 Martin Liska <mliska@suse.cz>
4413 Michael Matz <matz@suse.de>
4415 * Makefile.in (OBJS): Add new source files.
4416 (GTFILES): Add hsa.c.
4417 * common.opt (disable_hsa): New variable.
4418 (-Whsa): New warning.
4419 * config.in (ENABLE_HSA): New.
4420 * configure.ac: Treat hsa differently from other accelerators.
4421 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4423 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4424 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4425 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4427 * doc/invoke.texi (-Whsa): Document.
4428 (hsa-gen-debug-stores): Likewise.
4429 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4430 to invoke offload compiler for hsa acclerator.
4431 * opts.c (common_handle_option): Determine whether HSA offloading
4432 should be performed.
4433 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4434 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4435 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4436 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4437 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4438 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4439 GF_OMP_FOR_KIND_GRID_LOOP.
4440 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4441 (pp_gimple_stmt_1): Likewise.
4442 * gimple-walk.c (walk_gimple_stmt): Likewise.
4443 * gimple.c (gimple_build_omp_grid_body): New function.
4444 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4445 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4446 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4447 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4448 GF_OMP_TEAMS_GRID_PHONY.
4449 (gimple_statement_omp_single_layout): Updated comments.
4450 (gimple_build_omp_grid_body): New function.
4451 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4452 (gimple_omp_for_grid_phony): New function.
4453 (gimple_omp_for_set_grid_phony): Likewise.
4454 (gimple_omp_parallel_grid_phony): Likewise.
4455 (gimple_omp_parallel_set_grid_phony): Likewise.
4456 (gimple_omp_teams_grid_phony): Likewise.
4457 (gimple_omp_teams_set_grid_phony): Likewise.
4458 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4459 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4460 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4461 (BUILT_IN_GOMP_TARGET): Updated type.
4462 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4463 (adjust_for_condition): New function.
4464 (get_omp_for_step_from_incr): Likewise.
4465 (extract_omp_for_data): Moved parts to adjust_for_condition and
4466 get_omp_for_step_from_incr.
4467 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4468 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4469 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4470 (scan_omp_parallel): Do not create child functions for phony
4472 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4473 (scan_omp_1_op): Checking assert we are not remapping to
4474 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4475 (parallel_needs_hsa_kernel_p): New function.
4476 (expand_parallel_call): Register apprpriate parallel child
4477 functions as HSA kernels.
4478 (grid_launch_attributes_trees): New type.
4479 (grid_attr_trees): New variable.
4480 (grid_create_kernel_launch_attr_types): New function.
4481 (grid_insert_store_range_dim): Likewise.
4482 (grid_get_kernel_launch_attributes): Likewise.
4483 (get_target_argument_identifier_1): Likewise.
4484 (get_target_argument_identifier): Likewise.
4485 (get_target_argument_value): Likewise.
4486 (push_target_argument_according_to_value): Likewise.
4487 (get_target_arguments): Likewise.
4488 (expand_omp_target): Call get_target_arguments instead of looking
4489 up for teams and thread limit.
4490 (grid_expand_omp_for_loop): New function.
4491 (grid_arg_decl_map): New type.
4492 (grid_remap_kernel_arg_accesses): New function.
4493 (grid_expand_target_kernel_body): New function.
4494 (expand_omp): Call it.
4495 (lower_omp_for): Do not emit phony constructs.
4496 (lower_omp_taskreg): Do not emit phony constructs but create for them
4497 a temporary variable receiver_decl.
4498 (lower_omp_taskreg): Do not emit phony constructs.
4499 (lower_omp_teams): Likewise.
4500 (lower_omp_grid_body): New function.
4501 (lower_omp_1): Call it.
4502 (grid_reg_assignment_to_local_var_p): New function.
4503 (grid_seq_only_contains_local_assignments): Likewise.
4504 (grid_find_single_omp_among_assignments_1): Likewise.
4505 (grid_find_single_omp_among_assignments): Likewise.
4506 (grid_find_ungridifiable_statement): Likewise.
4507 (grid_target_follows_gridifiable_pattern): Likewise.
4508 (grid_remap_prebody_decls): Likewise.
4509 (grid_copy_leading_local_assignments): Likewise.
4510 (grid_process_kernel_body_copy): Likewise.
4511 (grid_attempt_target_gridification): Likewise.
4512 (grid_gridify_all_targets_stmt): Likewise.
4513 (grid_gridify_all_targets): Likewise.
4514 (execute_lower_omp): Call grid_gridify_all_targets.
4515 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4516 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4517 (tree_omp_clause): Added union field dimension.
4518 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4519 * tree.c (omp_clause_num_ops): Added number of arguments of
4520 OMP_CLAUSE__GRIDDIM_.
4521 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4522 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4523 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4524 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4525 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4526 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4527 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4528 * tree-pass.h (make_pass_gen_hsail): Declare.
4529 (make_pass_ipa_hsa): Likewise.
4530 * ipa-hsa.c: New file.
4531 * lto-section-in.c (lto_section_name): Add hsa section name.
4532 * lto-streamer.h (lto_section_type): Add hsa section.
4533 * timevar.def (TV_IPA_HSA): New.
4534 * hsa-brig-format.h: New file.
4535 * hsa-brig.c: New file.
4536 * hsa-dump.c: Likewise.
4537 * hsa-gen.c: Likewise.
4540 * toplev.c (compile_file): Call hsa_output_brig.
4541 * hsa-regalloc.c: New file.
4543 2016-01-18 Jeff Law <law@redhat.com>
4545 PR tree-optimization/69320
4546 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4547 ranged object, do nothing if the RHS constant is not [0..1].
4548 (optimize_stmt): Comparing a boolean ranged object against a
4549 constant outside [0..1] results in a compile-time constant.
4551 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4554 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4556 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4557 (Option Summary): Update to reflect new section and moved options.
4558 (C++ Dialect Options): Move -fstats to new section.
4559 (Debugging Options): Move all dump, statistics, and other GCC
4560 developer options to new section. Rewrite section introduction
4561 and re-order remaining options to put the more basic ones first.
4562 (Optimization Options): Move -fira-verbose and -flto-report* to
4564 (Developer Options): New section incorporating moved options.
4565 * doc/cppopts.texi (-dM): Update cross-reference.
4567 2016-01-18 Richard Henderson <rth@redhat.com>
4570 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4571 operands to pseudo only if CSE is expected. Split long immediate
4572 operands only after reload, and for the stack pointer.
4573 (*add<GPI>3_pluslong): Remove.
4574 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4575 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4576 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4577 (*add<GPI>3 peepholes): New.
4578 (*add<GPI>3 splitters): New.
4579 * config/aarch64/constraints.md (Upl): New.
4580 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4582 2016-01-18 Richard Biener <rguenther@suse.de>
4584 PR tree-optimization/69297
4585 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4587 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4589 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4592 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4593 of mixind vector and scalar types.
4594 (fold_relational_const): Add handling of vector
4595 comparison with boolean result.
4596 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4597 comparison of vector operands with boolean result for EQ/NE only.
4598 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4599 (verify_gimple_cond): Likewise.
4600 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4603 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4605 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4608 2016-01-18 Richard Biener <rguenther@suse.de>
4611 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4613 2016-01-18 Tom de Vries <tom@codesourcery.com>
4615 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4617 2016-01-18 Tom de Vries <tom@codesourcery.com>
4619 * omp-low.c (set_oacc_fn_attrib): Make extern.
4620 * omp-low.h (set_oacc_fn_attrib): Declare.
4621 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4622 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4623 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4624 Add and handle function parameter oacc_kernels_p.
4625 (find_reduc_addr, get_omp_data_i_param): New function.
4626 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4627 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4628 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4629 Calculate dominance info. Skip loops that are not in a kernels region
4630 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4631 (pass_parallelize_loops::execute): Call parallelize_loops with
4632 oacc_kernels_p argument.
4633 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4634 New member function.
4635 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4636 * passes.def: Add argument to pass_parallelize_loops instantation.
4638 2016-01-18 Tom de Vries <tom@codesourcery.com>
4640 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4641 pass_parallelize_loops to be run outside the loop pipeline.
4643 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4645 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4646 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4648 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4651 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4652 using get_ref_base_and_extent.
4653 (equal_mem_array_ref_p): New.
4654 (hashable_expr_equal_p): Add call to previous.
4656 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4659 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4660 (sra_initialize): Allocate disqualified_constants.
4661 (sra_deinitialize): Free disqualified_constants.
4662 (disqualify_candidate): Update disqualified_constants when appropriate.
4663 (create_access): Scan for constant-pool entries as we go along.
4664 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4665 (maybe_add_sra_candidate): Allow constant-pool entries.
4666 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4667 (initialize_constant_pool_replacements): New.
4668 (sra_modify_assign): Avoid mangling assignments created by previous,
4669 and don't generate writes into constant pool.
4670 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4672 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4674 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4676 (scalar_chain::convert_op): Likewise.
4677 * config/i386/i386.md (*andndi3_doubleword): New.
4679 2016-01-18 Richard Biener <rguenther@suse.de>
4681 PR tree-optimization/69170
4682 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4683 building a vector from scalar results of a pattern stmt.
4685 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4687 * haifa-sched.c (autopref_multipass_init): Work around
4688 -Wmaybe-uninitialized warning.
4690 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4692 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4693 against the constant 0.
4695 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4697 PR tree-optimization/68799
4698 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4699 look up phi candidates in the statement-candidate map.
4700 (phi_add_costs): Likewise.
4701 (record_phi_increments): Likewise.
4702 (phi_incr_cost): Likewise.
4703 (ncd_with_phi): Likewise.
4704 (all_phi_incrs_profitable): Likewise.
4706 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4708 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4709 -Wmaybe-uninitialized warning.
4711 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4713 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4714 (Option Summary): Update to reflect new section and moved options.
4715 (C++ Dialect Options): Move -fvtable-verify and related options.
4716 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4717 and profiling-related options.
4718 (Optimization Options): Move profile generation options and
4719 -fstack-protector and related options.
4720 (Instrumentation Options): New section incorporating moved options.
4721 (Code Generation Options): Move -finstrument-functions and
4722 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4724 2016-01-16 Tom de Vries <tom@codesourcery.com>
4726 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4728 2016-01-16 Tom de Vries <tom@codesourcery.com>
4730 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4732 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4734 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4735 that checks whether the table is already empty. Rename the
4736 original implementation to...
4737 (hash_table::empty_slot): ...this new private function.
4739 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4742 * diagnostic-show-locus.c (layout::print_source_line): Move x
4743 offset of line until after call to
4744 get_line_width_without_trailing_whitespace.
4746 2016-01-15 Jeff Law <law@redhat.com>
4748 PR tree-optimization/69270
4749 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4750 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4751 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4752 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4753 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4754 ssa_name_has_boolean_range and constant_boolean_node.
4756 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4758 PR rtl-optimization/69030
4759 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4761 (spill_pseudos): Delete debug insn for dead pseudo.
4762 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4764 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4766 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4768 (TYPES_UNOPUS): Likewise.
4769 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4770 builtin type, from UNOP to UNOPUS.
4771 (lbtruncuv4sf): Likewise.
4772 (lbtruncuv2df): Likewise.
4773 (lrounduv2sf): Likewise.
4774 (lrounduv4sf): Likewise.
4775 (lrounduv2df): Likewise.
4776 (lroundusf): Likewise.
4777 (lroundusf): Likewise.
4778 (lceiluv2sf): Likewise.
4779 (lceiluv4sf): Likewise.
4780 (lceiluv2df): Likewise.
4781 (lceilusf): Likewise.
4782 (lceiludf): Likewise.
4783 (lflooruv2sf): Likewise.
4784 (lflooruv4sf): Likewise.
4785 (lflooruv2df): Likewise.
4786 (lfloorusf): Likewise.
4787 (lfloorudf): Likewise.
4788 (lfrintnuv2sf): Likewise.
4789 (lfrintnuv4sf): Likewise.
4790 (lfrintnuv2df): Likewise.
4791 (lfrintnusf): Likewise.
4792 (lfrintnudf): Likewise.
4793 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4795 (vcvtq_u32_f32): Likewise.
4796 (vcvtq_u64_f64): Likewise.
4797 (vcvta_u32_f32): Likewise.
4798 (vcvtaq_u32_f32): Likewise.
4799 (vcvtaq_u64_f64): Likewise.
4800 (vcvtm_u32_f32): Likewise.
4801 (vcvtmq_u32_f32): Likewise.
4802 (vcvtmq_u64_f64): Likewise.
4803 (vcvtn_u32_f32): Likwise.
4804 (vcvtnq_u32_f32): Likewise.
4805 (vcvtnq_u64_f64): Likewise.
4806 (vcvtp_u32_f32): Likewise.
4807 (vcvtpq_u32_f32): Likewise.
4808 (vcvtpq_u64_f64): Likewise.
4809 (vcvtmd_u64_f64): Likewise.
4810 (vcvtms_u32_f32): Likewise.
4811 (vcvtad_u64_f64): Likewise.
4812 (vcvtas_u32_f32): Likewise.
4813 (vcvtnd_u64_f64): Likewise.
4814 (vcvtns_u32_f32): Likewise.
4815 (vcvtpd_u64_f64): Likewise.
4816 (vcvtps_u32_f32): Likewise.
4818 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4820 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4821 CSEL of zero_extended registers.
4823 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4825 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4826 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4828 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4830 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4831 false when argument string is not found in the attributes table
4834 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4837 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4838 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4839 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4842 2016-01-15 Richard Biener <rguenther@suse.de>
4844 PR tree-optimization/66856
4845 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4846 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4847 (vect_create_new_slp_node): Increment stmt reference count.
4848 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4849 an SLP tree before swapping operands.
4850 (vect_build_slp_tree): Likewise.
4851 (destroy_bb_vec_info): Free stmt info after SLP instances.
4852 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4853 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4854 (STMT_VINFO_NUM_SLP_USES): New macro.
4856 2016-01-15 Richard Biener <rguenther@suse.de>
4859 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4860 (add_linkage_name): ... here.
4861 (gen_typedef_die): Use add_linkage_name_raw instead of
4862 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4865 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4867 * gimplify.c (oacc_default_clause): Decode reference and pointer
4868 types for both kernels and parallel regions.
4870 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4873 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4875 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4877 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4878 (convert_scalars_to_vector): Likewise.
4880 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4882 * doc/extend.texi (Type Traits): Fix grammar.
4884 2016-01-15 Martin Jambor <mjambor@suse.cz>
4886 * tree-inline.c (remap_decl): Use existing dclarations if
4887 remapping a type and prevent_decl_creation_for_types.
4888 (replace_locals_stmt): Do an initial remapping of non-VLA typed
4889 decls first. Do real remapping with
4890 prevent_decl_creation_for_types set.
4891 * tree-inline.h (copy_body_data): New field
4892 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
4895 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4897 * config/s390/s390.opt (mmvcle): More verbose help text.
4899 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
4901 * config/s390/s390.opt: Add period to -mzvector option text.
4903 2016-01-15 Richard Biener <rguenther@suse.de>
4905 PR tree-optimization/68961
4906 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
4907 of invariants in stores again.
4909 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
4911 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
4913 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4915 * config/i386/i386.c (ix86_expand_branch): Don't split
4916 DI mode xor instruction to SI mode.
4918 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4921 * ipa-icf.c (sem_function::merge): Virtual functions may become
4922 reachable even if they address is not taken and there are no
4925 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
4927 * lto-streamer-out.c (subtract_estimated_size): New function.
4928 (get_symbol_initial_value): Use it.
4930 2016-01-15 Christian Bruel <christian.bruel@st.com>
4933 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
4934 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
4935 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
4936 use add_builtin_function_ext_scope instead of add_builtin_function.
4937 (neon_set_p, neon_crypto_set_p): Remove.
4938 (arm_init_builtins): Always call arm_init_neon_builtins and
4939 arm_init_crypto_builtins.
4940 (arm_expand_builtin): Check that builtins are allowed for the arch.
4941 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
4942 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
4943 arm_init_neon_builtins call.
4945 2016-01-15 Richard Biener <rguenther@suse.de>
4947 PR tree-optimization/69117
4948 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
4949 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
4950 of the leader conservatively.
4951 (free_scc_vn): Restore original SSA name infos.
4953 2016-01-14 Jeff Law <law@redhat.com>
4955 PR tree-optimization/69270
4956 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
4957 single bit of precision, verify it's also unsigned.
4958 (record_edge_info): Use constant_boolean_node rather than fold_convert
4959 to convert boolean_true/boolean_false to the right type.
4961 2016-01-14 Richard Henderson <rth@redhat.com>
4964 * loop-doloop.c (record_reg_sets): New.
4965 (doloop_optimize): Reject the transform if the sequence
4966 clobbers registers live at the end of the loop block.
4967 (doloop_optimize_loops): Enable df_live if needed.
4969 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4971 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
4972 * gcc/config/rs6000/rs6000.c: Likewise.
4973 * gcc/config/rs6000/rs6000.h: Likewise.
4974 * gcc/config/rs6000/rs6000.md: Likewise.
4975 * gcc/doc/extend.texi: Likewsie.
4977 2016-01-14 Jeff Law <law@redhat.com>
4979 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
4982 2016-01-14 Richard Henderson <rth@redhat.com>
4986 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
4987 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
4988 instead of builtin_decl_declared_p to test for declaration.
4990 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
4992 * doc/loop.texi (Loop Analysis and Representation): Document
4993 loop_depth function.
4995 2016-01-14 Tom de Vries <tom@codesourcery.com>
4997 PR tree-optimization/68773
4998 * omp-low.c (expand_omp_target): Don't set force_output.
4999 * varpool.c (varpool_node::get_create): Same.
5000 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
5001 offload_funcs with force_output.
5003 2016-01-14 Jakub Jelinek <jakub@redhat.com>
5006 * lra-eliminations.c (move_plus_up): Don't change anything if either
5007 the outer or inner subreg mode is not MODE_INT.
5008 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
5009 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
5011 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
5013 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
5014 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
5015 reduc_uplus_@var{m}): Remove.
5016 * expr.c (expand_expr_real_2): Remove expansion path for
5017 reduc_[us](min|max|plus) optabs.
5018 * optabs-tree.c (scalar_reduc_to_vector): Remove.
5019 * optabs-tree.h (scalar_reduc_to_vector): Remove.
5020 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
5021 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
5022 * tree-vect-loop.c (vectorizable_reduction): Remove test for
5023 reduc_[us](min|max|plus) optabs.
5025 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
5027 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
5028 (reduc_plus_scal_v2sf): New.
5029 (reduc_smax_v2sf): Rename to...
5030 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
5031 (reduc_smin_v2sf): Rename to...
5032 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
5034 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
5036 * alias.c (compare_base_symbol_refs): New function.
5037 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
5040 2016-01-14 Jakub Jelinek <jakub@redhat.com>
5043 PR tree-optimization/69155
5044 * tree-complex.c: Include cfganal.h.
5045 (phis_to_revisit): New variable.
5046 (extract_component): Add phiarg_p argument. Assert that returned
5047 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
5048 (update_phi_components): Partly rewrite to use loop over real/imag
5049 components instead of code duplication. If extract_component returns
5050 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
5051 create_tmp_reg into the PHI node instead, and mention the phi triplet
5053 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
5054 in phis_to_revisit at the end.
5056 2016-01-14 Richard Biener <rguenther@suse.de>
5058 PR tree-optimization/68060
5059 * tree-vect-loop.c (vect_is_simple_reduction): Check the
5060 outer loop reduction is only used in the inner loop before
5061 detecting a double reduction.
5063 2016-01-14 Jakub Jelinek <jakub@redhat.com>
5066 * combine.c (expand_field_assignment): Punt if compute_mode is
5067 unsupported scalar mode.
5069 2016-01-14 Richard Biener <rguenther@suse.de>
5071 PR tree-optimization/66856
5072 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
5073 SLP node only if it built successfully.
5074 (vect_analyze_slp_instance): Adjust.
5076 2016-01-14 Jeff Law <law@redhat.com>
5078 PR tree-optimization/69270
5079 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
5080 (record_edge_info): Use it. Convert boolean_{true,false}_node
5083 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
5086 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
5087 use block_ultimate_origin
5088 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
5090 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
5092 * doc/invoke.texi (Submodel Options): Rename section to
5093 "Machine-Dependent Options" to better reflect its content.
5094 Rewrite introductory text to remove archaic CPU names.
5097 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
5099 * doc/invoke.texi (Code Gen Options): Move section up in file,
5100 before target-specific options. Update menu and option summary
5101 to reflect the new section ordering.
5103 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
5105 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
5106 (C++ Dialect Options): Add cross-reference to -std option.
5107 * doc/standards.texi (C++ Language): Document C++14 support.
5109 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5111 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
5112 for pack/unpack functions for __ibm128.
5113 (PACK_IF): Likewise.
5114 (UNPACK_IF): Likewise.
5116 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
5117 support for __ibm128 pack/unpack functions.
5118 (rs6000_invalid_builtin): Likewise.
5119 (rs6000_init_builtins): Likewise.
5120 (rs6000_opt_masks): Likewise.
5122 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
5123 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
5125 (RS6000_BTM_COMMON): Likewise.
5127 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
5128 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
5129 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
5130 128-bit floating point. Add support for the double values to be
5131 in Altivec registers for TF/IF packing and unpacking, but restrict
5132 TD packing sub-fields to be FPR registers. Don't allow overlapped
5133 register support for packing. Allow pack inputs to be memory
5134 locations. Don't build generator functions for unpack<mode>_dm
5135 and unpack<mode>_nodm.
5136 (unpack<mode>_dm): Likewise.
5137 (unpack<mode>_nodm): Likewise.
5138 (pack<mode>): Likewise.
5140 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
5141 built-in functions to pack/unpack explicit __ibm128 values.
5142 (__builtin_unpack_ibm128): Likewise.
5144 * doc/extend.texi (PowerPC Built-in Functions): Document
5145 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
5147 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
5150 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
5151 Add new arg loc and pass it down as context.
5152 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
5153 to the location to use for the warning.
5154 (check_function_arguments): New arg loc. All callers changed. Pass
5155 it to check_function_nonnull.
5156 * c-common.h (check_function_arguments): Adjust declaration.
5158 2016-01-13 Jakub Jelinek <jakub@redhat.com>
5160 PR tree-optimization/69156
5161 * gimple.c (validate_type): Removed.
5162 (gimple_builtin_call_types_compatible_p): Use
5163 useless_type_conversion_p instead of validate_type.
5164 * value-prof.c (gimple_stringop_fixed_value): Fold
5165 icall_size to correct type.
5167 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
5169 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
5172 2016-01-13 Richard Henderson <rth@redhat.com>
5175 * target.def (builtin_tm_load, builtin_tm_store): Remove.
5176 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
5177 (ix86_builtin_tm_store): Remove.
5178 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5179 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5180 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5181 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5182 * doc/tm.texi: Rebuild.
5184 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
5185 (BUILT_IN_TM_MEMCPY_RTWN): New.
5186 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
5187 fallback from vector to integer helpers.
5188 (build_tm_load): Handle vector types directly, instead of
5190 (build_tm_store): Likewise.
5191 (expand_assign_tm): Prepare for register types not handled by
5192 the above. Copy them to memory and use memcpy.
5193 * tree.c (tm_define_builtin): New.
5194 (find_tm_vector_type): New.
5195 (build_tm_vector_builtins): New.
5196 (build_common_builtin_nodes): Call it.
5198 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
5201 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
5203 2016-01-13 Tom de Vries <tom@codesourcery.com>
5205 PR tree-optimization/69169
5206 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
5207 handled_struct_type param.
5208 (create_variable_info_for, intra_create_variable_infos): Call
5209 create_variable_info_for_1 with extra arg.
5211 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
5213 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
5214 and "armv8.1-a+crc" entries.
5216 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
5219 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
5220 Change first operand predicate from register_or_constm1_operand
5221 to register_operand.
5222 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
5223 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
5224 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
5225 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
5226 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
5227 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
5228 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
5229 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
5230 comparison with constm1_rtx from vec_prefetch_gen part.
5232 2016-01-13 Richard Biener <rguenther@suse.de>
5234 PR tree-optimization/69013
5235 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
5236 Exchange assert for a test.
5238 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5241 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
5243 2016-01-13 Richard Biener <rguenther@suse.de>
5245 PR tree-optimization/69242
5246 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
5247 assert with a check.
5249 2016-01-13 Richard Biener <rguenther@suse.de>
5251 PR tree-optimization/69186
5252 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5253 Properly guard vect_update_misalignment_for_peel call.
5255 2016-01-12 Jeff Law <law@redhat.com>
5257 PR tree-optimization/pr67755
5258 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
5259 "need_profile_correction".
5260 (thread_block_1): Initialize new field to false by default. If we
5261 have multiple thread paths through a common joiner to different
5262 final targets, then set new field to true.
5263 (compute_path_counts): Only do count adjustment when it's really
5266 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5268 * doc/invoke.texi (Spec Files): Move section down in file, past
5269 all command-line option descriptions.
5271 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5274 * doc/gty.texi: Remove documentation of mark_hook.
5275 * gengtype.c (struct write_types_data): Remove code to support
5276 mark_hook attribute.
5277 (walk_type): Likewise.
5278 (write_func_for_structure): Likewise.
5280 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5282 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
5283 Directory Options, and -specs= to Overall Options.
5284 (Overall Options): Adjust similarly. Reorder to group related
5285 options together. Make -specs= cross-reference the spec file details.
5286 (Directory Options): Adjust similarly.
5288 2016-01-12 Jeff Law <law@redhat.com>
5290 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
5292 2016-01-12 Olivier Hainque <hainque@adacore.com>
5294 * gcc.c (spec_undefvar_allowed): New global.
5295 (process_command): Set to true when running for --version or --help,
5297 (getenv_spec_function): When the variable is not defined, use the
5298 variable name as the variable value if we're allowed not to issue
5301 2016-01-12 Bin Cheng <bin.cheng@arm.com>
5303 PR tree-optimization/68911
5304 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
5305 information computed for expression "init + nit * step".
5307 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5309 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
5310 about name of GCC executable. Remove deleted node from menu.
5311 (Directory Options) <-B>: Remove cross-reference to deleted node.
5312 (Target Options): Delete section.
5314 2016-01-12 Christian Bruel <christian.bruel@st.com>
5317 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
5318 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
5320 2016-01-12 Jakub Jelinek <jakub@redhat.com>
5323 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
5324 aligned_mem is properly set for AVX512-VL floating point masked
5328 * ifcvt.c (cond_exec_process_if_block): When removing the last
5329 insn from then_bb, remove also any possible barriers that follow it.
5331 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
5335 * config/i386/iamcu.h (SIZE_TYPE): New macro.
5336 (PTRDIFF_TYPE): Likewise.
5337 (WCHAR_TYPE): Likewise.
5338 (WCHAR_TYPE_SIZE): Likewise.
5339 (STDINT_LONG32): Likewise.
5341 2016-01-12 Richard Biener <rguenther@suse.de>
5343 PR tree-optimization/69053
5344 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
5345 convert initial value for cond reductions.
5347 2016-01-12 Richard Biener <rguenther@suse.de>
5349 PR tree-optimization/69007
5350 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
5351 widen_sum after dot_prod and sad.
5353 2016-01-12 Richard Biener <rguenther@suse.de>
5355 PR tree-optimization/69168
5356 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
5357 pattern stmt SLP type.
5358 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
5359 end up unused so cope with that case.
5361 2016-01-12 Richard Biener <rguenther@suse.de>
5363 PR tree-optimization/69157
5364 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
5365 stmts def type only during analyze phase.
5366 (vectorizable_call): Likewise.
5367 (vectorizable_simd_clone_call): Likewise.
5368 (vectorizable_conversion): Likewise.
5369 (vectorizable_assignment): Likewise.
5370 (vectorizable_shift): Likewise.
5371 (vectorizable_operation): Likewise.
5372 (vectorizable_store): Likewise.
5373 (vectorizable_load): Likewise.
5375 2016-01-12 Richard Biener <rguenther@suse.de>
5377 PR tree-optimization/69174
5378 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
5380 (vectorizable_load): Properly compute the number of loads needed
5381 for permuted strided SLP loads and do not spuriously assign
5382 to SLP_TREE_VEC_STMTS.
5384 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
5386 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
5387 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
5388 (MD_EXEC_PREFIX): Remove.
5389 (MD_STARTFILE_PREFIX) Removee.
5390 (FILE_NAME_ABSOLUTE_P): Remove.
5391 (CPP_SPEC): Do not read macros from sys/version.h.
5392 (LINK_COMMAND_SPEC): Remove.
5393 (LOCAL_INCLUDE_DIR): Remove.
5394 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
5395 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
5396 (POST_LINK_SPEC): Define to invoke stubify after linker
5397 (LIBSTDCXX): Remove define
5398 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
5399 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
5400 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
5401 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
5402 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
5403 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
5404 (i386_djgpp_asm_named_section): Add propotype of new procedure
5406 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
5407 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
5408 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
5409 in config/i386/djgpp.h).
5410 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5411 STANDARD_STARTFILE_PREFIX_1.
5412 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5413 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5414 installation errors.
5415 (MAX_OFILE_ALIGNMENT): Define to 128.
5416 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5418 * config/i386/djgpp.c: New file. Add implementation of
5419 i386_djgpp_asm_named_section.
5421 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5423 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5424 Add rule for building djgpp.o.
5426 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5428 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5429 (rtx_is_swappable_p): Reductions are swappable.
5430 (insn_is_swappable_p): V2DF reductions are swappable.
5432 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5434 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5435 reloads for other unsupported memory operands.
5437 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5438 Jim Wilson <jim.wilson@linaro.org>
5441 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5442 copy_to_mode_reg instead of force_reg.
5444 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5447 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5448 TARGET_80387 is true.
5450 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5453 * lra-eliminations.c (move_plus_up): Only move plus up
5454 if subreg of the constant can be simplified into constant
5455 and use the simplified subreg of the constant instead of
5456 the original constant.
5458 * fold-const.c (fold_convertible_p): Don't return true
5459 for conversion of VECTOR_TYPE to same sized integral type.
5460 (fold_convert_loc): Fix up formatting. Fold conversion of
5461 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5462 instead of NOP_EXPR.
5464 PR tree-optimization/69214
5465 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5466 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5469 PR tree-optimization/69207
5470 * tree-vect-slp.c (vect_get_constant_vectors): For
5471 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5472 fold_convertible_p to vector_type's element type, and always
5473 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5475 2016-01-11 Richard Biener <rguenther@suse.de>
5477 PR tree-optimization/69173
5478 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5479 fixup the cycle if all stmts are in a pattern.
5481 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5484 * alias.c (base_alias_check): Move check for addresses with
5485 alignment ANDs before the call for compare_base_decls.
5486 (memrefs_conflict_p): Return -1 for different decls
5487 that went through alignment adjustments.
5489 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5491 PR rtl-optimization/68796
5492 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5493 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5494 and QImode comparisons against zero with CC_NZmode.
5495 * config/aarch64/iterators.md (short_mask): New mode_attr.
5497 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5499 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5500 (<avx512>_store<mode>_mask): Likewise.
5502 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5503 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5505 PR rtl-optimization/68841
5506 * ifcvt.c (struct noce_if_info): Add orig_x field.
5507 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5508 Don't record conflicts on to_rename if it's present.
5509 Allow memory destinations in sets.
5510 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5511 blocks, passing orig_x to the checks.
5512 (noce_process_if_block): Set if_info->orig_x appropriately.
5514 2016-01-11 Tom de Vries <tom@codesourcery.com>
5516 PR tree-optimization/69069
5517 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5519 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5521 PR rtl-optimization/68920
5522 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5523 of conditional moves for RTL if-conversion to 1 for
5524 TARGET_ONE_IF_CONV_INSN.
5525 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5526 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5527 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5528 parameter to restirct number of conditional moves for
5530 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5531 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5534 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5537 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5538 onepart vars. Fix typo in comment. Fix reversed condition in
5540 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5543 * var-tracking.c (dump_onepart_variable_differences): New.
5544 (dataflow_set_different): If a detailed dump is requested,
5545 delay early returns and dump differences between onepart
5546 variables present before and after, and added variables.
5548 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5551 * expr.c (expand_expr_real_1): For boolean vector constants
5552 with a scalar mode use const_scalar_mask_from_tree.
5553 (const_scalar_mask_from_tree): New.
5554 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5555 assigned to a mask type to handle constants.
5557 2016-01-11 Martin Jambor <mjambor@suse.cz>
5560 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5561 useless parameters if we cannot change function signature.
5563 2016-01-11 Martin Jambor <mjambor@suse.cz>
5566 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5569 2016-01-11 Tom de Vries <tom@codesourcery.com>
5571 PR tree-optimization/69109
5572 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5575 2016-01-11 Tom de Vries <tom@codesourcery.com>
5577 PR tree-optimization/69108
5578 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5579 res is not used in a phi.
5581 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5584 * common.opt (frandom-seed): Fix parameter name.
5585 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5587 2016-01-11 Tom de Vries <tom@codesourcery.com>
5589 PR tree-optimization/69058
5590 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5593 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5595 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5596 (mcode-density): Likewise.
5598 2016-01-10 Tom de Vries <tom@codesourcery.com>
5600 PR tree-optimization/69062
5601 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5602 (parallelize_loops): Don't paralelize loop that has phi with address
5605 2016-01-10 Tom de Vries <tom@codesourcery.com>
5607 PR tree-optimization/69039
5608 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5611 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5614 * match.pd: Require target has function_c99_misc before doing
5615 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5617 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5619 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5621 * configure: Regenerate.
5623 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5626 PR tree-optimization/69097
5627 * fold-const.h (expr_not_equal_to): New prototype.
5628 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5629 (expr_not_equal_to): New function.
5630 * match.pd (X % -Y is the same as X % Y): Don't optimize
5631 unless X is known not to be equal to minimum or Y is known
5632 not to be equal to -1.
5633 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5634 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5635 (simplify_stmt_using_ranges): Adjust caller.
5636 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5637 substitute_and_fold.
5639 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5641 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5644 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5646 PR tree-optimization/69167
5647 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5648 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5650 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5652 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5653 Richard Biener <rguenther@suse.de>
5655 PR tree-optimization/68707
5656 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5657 instances that can be handled via vect_load_lanes.
5659 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5661 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5662 if we can't determine address equivalence.
5663 * alias.c (compare_base_decl): Update for changed return value of
5664 symtab_node::equal_address_to.
5666 2016-01-08 Jason Merrill <jason@redhat.com>
5670 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5671 * expr.c (store_field): Not here.
5672 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5673 call with TREE_ADDRESSABLE type.
5674 * tree-cfg.c (verify_gimple_call): Adjust.
5676 2016-01-08 Olivier Hainque <hainque@adacore.com>
5678 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5681 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5683 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5684 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5685 (reduc_smin_v2sf): Rename to...
5686 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5687 (reduc_splus_v2sf): Rename to...
5688 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5690 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5692 PR tree-optimization/69162
5693 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5694 valist argument in another argument.
5695 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5696 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5697 to determine the va_list type, build a MEM_REF instead of
5698 build_fold_indirect_ref.
5700 PR tree-optimization/69172
5701 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5704 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5706 PR tree-optimization/67781
5707 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5708 and cmpnop in two steps: first the ones not accessed in original
5709 gimple expression in a endian independent way and then the ones not
5710 accessed in the final result in an endian-specific way.
5712 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5714 PR tree-optimization/69083
5715 * tree-vect-slp.c (vect_get_constant_vectors): For
5716 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5717 element type. If op is fold_convertible_p to vector_type's element
5718 type, use NOP_EXPR instead of VCE.
5720 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5722 PR rtl-optimization/67778
5723 PR rtl-optimization/68634
5724 PR rtl-optimization/68909
5725 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5726 block from the stack until done with it. Remove a superfluous
5727 bitmap set. Remove a superfluous bitmap test.
5729 2016-01-07 Martin Sebor <msebor@redhat.com>
5732 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5733 constraint on the type of arguments.
5735 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5737 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5738 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5739 unaligned_access on the gcc_options set.
5740 * config/arm/arm.c (arm_option_override_internal): Use
5741 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5743 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5746 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5747 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5749 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5752 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5755 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5756 depending on frame_pointer_needed before remaining integer and SSE
5757 registers are saved.
5759 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5762 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5764 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5767 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5768 Use the "xBm" constraint.
5769 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5771 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5772 (sse_cvtsi2ssq<round_name>): Likewise.
5773 (sse_cvtss2si<round_name>): Likewise.
5774 (sse_cvtss2siq<round_name>): Likewise.
5775 (sse2_cvtsi2sdq<round_name>): Likewise.
5776 (sse2_cvtsd2si<round_name>): Likewise.
5777 (sse2_cvtsd2siq<round_name>): Likewise.
5778 * config/i386/subst.md (round_nimm_scalar_predicate): New
5781 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5784 * varasm.c (make_decl_rtl): Mark invalid register vars as
5787 PR rtl-optimization/66206
5788 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5789 All callers changed.
5791 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5793 PR tree-optimization/69141
5794 * tree-ssa-pre.c: Include langhooks.h.
5795 (eliminate_dom_walker::before_dom_children): Use
5796 lang_hooks.decl_printable_name instead of
5797 cgraph_node::get ()->name ().
5800 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5801 it and DECL_ALIGN too.
5803 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5805 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5807 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5810 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5811 depending on frame_pointer_needed before remaining integer and SSE
5812 registers are saved.
5814 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5816 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5817 mode iterator with VSX_M2.
5818 (*p9_vecstore_<mode>): Likewise.
5819 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5820 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5821 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5822 (define_split for VSX_LE128 stores): Likewise.
5823 (define_peephole2 for TImode LE swaps): Likewise.
5824 (define_split for VSX_LE128 post-reload stores): Likewise.
5826 2016-01-06 Marek Polacek <polacek@redhat.com>
5829 * convert.c (convert_to_integer_1): Adjust call to
5830 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5831 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5832 EXPR instead of ARG.
5833 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5835 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5838 * doc/extend.texi (RL78 Variable Attributes): New section.
5840 2016-01-05 Marek Polacek <polacek@redhat.com>
5843 * builtins.c (get_memmodel): Use expansion point location rather than
5844 the input location. Call warning_at rather than warning.
5845 (expand_builtin_atomic_compare_exchange): Likewise.
5846 (expand_builtin_atomic_load): Likewise.
5847 (expand_builtin_atomic_store): Likewise.
5848 (expand_builtin_atomic_clear): Likewise.
5850 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5854 Replace nonimmediate_operand with vector_operand.
5855 * config/i386/predicates.md (vector_operand): New predicate.
5856 (general_vector_operand): Replace nonimmediate_operand with
5858 * config/i386/sse.md: Replace nonimmediate_operand with
5859 vector_operand and m constraint with Bm constraint on SSE
5860 patterns with 16-byte memory operand.
5861 * config/i386/subst.md (round_nimm_predicate): Replace
5862 nonimmediate_operand with vector_operand.
5863 (round_saeonly_nimm_predicate): Likewise.
5864 (round_saeonly_nimm_scalar_predicate): New.
5866 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5869 * config/i386/constraints.md (Bm): New constraint.
5870 * config/i386/predicates.md (vector_memory_operand): New
5872 * config/i386/sse.md: Replace xm with xBm in plusminus and
5875 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5878 * doc/extend.texi (V850 Function Attributes): New section.
5879 (V850 Variable Attributes): New section.
5881 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5884 * doc/extend.texi (MicroBlaze Function Attributes): Document
5885 interrupt_handler and fast_interrupt attributes.
5887 2016-01-05 Sergei Trofimovich <siarheit@google.com>
5890 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
5891 for local symbolic operands.
5892 * config/ia64/predicates.md (local_symbolic_operand64): New
5895 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5897 PR rtl-optimization/68651
5898 * combine.c (combine_simplify_rtx): Canonicalize x + x into
5901 2016-01-05 Nathan Sidwell <nathan@acm.org>
5903 * alias.c (compare_base_decls): Use symtab_node::get.
5905 2016-01-05 Nick Clifton <nickc@redhat.com>
5908 * ira-costs.c (copy_cost): Initialise the t_icode field of the
5909 secondary_reload_info structure.
5912 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
5913 decls if weak support is available.
5915 2016-01-04 Martin Sebor <msebor@redhat.com>
5917 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
5919 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
5921 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5922 OPTION_MASK_P9_DFORM.
5924 * config/rs6000/constraints.md (wo constraint): New constraint for
5927 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
5929 (rs6000_init_hard_regno_mode_ok): Likewise.
5931 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
5934 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
5935 expanders not to have constraints. Add support for ISA 3.0 xxperm
5936 instruction. Add support for fusing xxlor with xxperm.
5937 (altivec_vperm_<mode>_internal): Likewise.
5938 (altivec_vperm_v8hiv16qi): Likewise.
5939 (altivec_vperm_<mode>v16q): Likewise.
5940 (altivec_vperm_<mode>_uns): Likewise.
5941 (vperm_v8hiv4si): Likewise.
5942 (vperm_v16qiv8hi): Likewise.
5944 * doc/md.texi (RS/6000 constraints): Document wo constraint.
5946 2016-01-04 Jakub Jelinek <jakub@redhat.com>
5948 Update copyright years.
5950 * gcc.c (process_command): Update copyright notice dates.
5951 * gcov-dump.c (print_version): Ditto.
5952 * gcov.c (print_version): Ditto.
5953 * gcov-tool.c (print_version): Ditto.
5954 * gengtype.c (create_file): Ditto.
5955 * doc/cpp.texi: Bump @copying's copyright year.
5956 * doc/cppinternals.texi: Ditto.
5957 * doc/gcc.texi: Ditto.
5958 * doc/gccint.texi: Ditto.
5959 * doc/gcov.texi: Ditto.
5960 * doc/install.texi: Ditto.
5961 * doc/invoke.texi: Ditto.
5963 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5965 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
5966 modes larger than TImode as TImode if NEON is not enabled.
5968 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5971 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
5972 mode for %f0-%f31 only if TARGET_FPU.
5974 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
5977 * config/sparc/sparc.c (scan_record_type): Take into account subfields
5978 to compute the PACKED_P predicate.
5979 (function_arg_record_value): Minor tweaks.
5981 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5983 * doc/install.texi (--with-multilib-list): Describe the meaning of the
5984 option for arm*-*-* targets.
5986 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
5988 * doc/extend.texi (Common Function Attributes): Move docs for
5989 MSP430-specific attributes to....
5990 (MSP430 Function Attributes): ...here. Delete the redundant
5991 entries and copy-edit the remaining text.
5992 (MSP430 Variable Attributes): Use uniform format for index
5993 entries and add a cross-reference to the corresponding function
5996 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
5998 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
6000 (x86 Options): Likewise.
6002 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
6006 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
6007 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
6008 to corresponding attribute.
6010 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
6012 * doc/extend.texi (Common Function Attributes) <noplt>: Move
6013 to correct alphabetization of table. Copy-edit and correct
6015 <stack_protect>: Likewise.
6016 <target_clones>: Likewise.
6018 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
6019 Correct punctuation.
6020 (Code Gen Options) <-fno-plt>: Copy-edit.
6022 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
6025 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
6026 SI values. Explicitly convert SI to DI and vice-versa.
6028 2016-01-01 Jakub Jelinek <jakub@redhat.com>
6030 PR tree-optimization/69070
6031 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
6032 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
6035 * ubsan.c (ubsan_instrument_float_cast): Call
6036 initialize_sanitizer_builtins.
6039 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
6041 Copyright (C) 2016 Free Software Foundation, Inc.
6043 Copying and distribution of this file, with or without modification,
6044 are permitted in any medium without royalty provided the copyright
6045 notice and this notice are preserved.