1 2016-03-16 Alan Modra <amodra@gmail.com>
3 PR rtl-optimization/69195
4 PR rtl-optimization/47992
5 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
13 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
17 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19 PR rtl-optimization/70222
20 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21 optimization if mode is different from result_mode, queue up masking
22 of the result in outer_op. Formatting fix.
25 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30 PR rtl-optimization/69032
31 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
32 looping backwards over basic block insns.
34 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
37 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
38 to non-speculative when propagating trap bits.
40 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
42 PR rtl-optimization/63384
43 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
46 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
49 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
51 (sched_analyze_insn): ... here.
52 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
53 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
54 get_implicit_reg_pending_clobbers in it.
55 (setup_id_reg_sets): Use setup_id_implicit_regs.
56 (deps_init_id): Ditto.
58 2016-03-15 Tom de Vries <tom@codesourcery.com>
61 * cgraph.c (cgraph_node::get_body): Save, reset and restore
63 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
64 execute_function_dump.
65 (execute_one_pass): Don't dump function if it will be dumped after ipa
68 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
70 * genrecog.c (match_pattern_2): If pred is NULL don't call
71 safe_predicate_mode on it.
73 2016-03-14 Jakub Jelinek <jakub@redhat.com>
76 * lra-constraints.c (delete_move_and_clobber): Change assertion
77 to also allow dregno == 0.
79 2016-03-14 Richard Henderson <rth@redhat.com>
82 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
83 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
84 (reassociate_bb): Use optimize_vec_cond_expr; avoid
85 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
88 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
91 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
93 (lra_create_live_ranges_1): initialize hard register biggest_mode to
95 * lra-constraints.c (split_reg): For hard regs, try to find the
96 biggest single-register mode used in the function.
98 2016-03-14 Richard Biener <rguenther@suse.de>
100 PR tree-optimization/56365
101 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
102 constants to compare against.
104 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
107 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
108 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
109 (define_split for the GPR case): Use int_reg_operand instead of
110 gpc_reg_operand for the output.
112 2016-03-14 Tom de Vries <tom@codesourcery.com>
114 PR tree-optimization/70045
115 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
116 create_empty_if_region_on_edge argument.
118 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
120 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
121 (STACK_CHECK_PROTECT): Likewise.
122 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
123 (STACK_CHECK_PROTECT): Likewise.
124 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
125 (STACK_CHECK_PROTECT): Likewise.
126 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
127 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
128 (STACK_CHECK_PROTECT): Likewise.
130 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
132 PR rtl-optimization/69307
133 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
134 registers in modes that span more than one register.
136 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
139 * lra-constraints.c (delete_move_and_clobber): New.
140 (remove_inheritance_pseudos): Use it.
142 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
145 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
146 the libcall is LCT_THROW.
147 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
148 for the checking routine.
150 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
153 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
154 optimization if we have direct move.
155 (roundu32<mode>2_fprs): Likewise.
157 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
160 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
162 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
163 Arguments swapped. All callers changed. Take reg_renumber into
164 account, and Calculate and compare register ranges for hard regs.
166 2016-03-11 Jeff Law <law@redhat.com>
168 PR tree-optimization/70190
169 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
170 Handle cases where we can not extract the taken edge, even though we
171 found a constant value.
173 PR tree-optimization/64058
174 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
175 (num_coalesce_pairs): Move up earlier in file.
176 (find_coalesce_pair): Initialize the INDEX field for each pair
178 (compare_pairs): No longer sort on the elements in each pair.
179 Instead break ties with the index of the coalesce pair.
181 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
184 * config/aarch64/aarch64-protos.h
185 (aarch64_save_restore_target_globals): New prototype.
186 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
187 Call the above when popping pragma.
188 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
190 (aarch64_set_current_function): Rewrite using the above.
192 2016-03-11 Jakub Jelinek <jakub@redhat.com>
194 PR tree-optimization/70177
195 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
196 (extract_ops_from_tree): ... this. In the 2 argument
197 overload remove _1 suffix.
198 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
199 (extract_ops_from_tree): ... this.
200 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
202 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
203 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
204 extract_ops_from_tree instead of 2 operand one.
206 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
208 PR tree-optimization/70013
209 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
210 for constant-pool entries.
212 2016-03-11 Jakub Jelinek <jakub@redhat.com>
214 PR rtl-optimization/70174
215 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
216 followed by gen_lowpart on force_reg instead of just gen_lowpart.
218 PR tree-optimization/70169
219 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
220 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
223 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
224 Jakub Jelinek <jakub@redhat.com>
227 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
228 of uninitialized values.
230 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
232 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
234 ("*trunctddd2"): New pattern definition.
235 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
238 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
240 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
241 definitions for BFP and DFP rounding modes.
242 ("fixuns_truncdddi2", "fixuns_trunctddi2")
243 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
244 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
245 ("fix_trunctf<mode>2"): Use the new constants instead of magic
248 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
250 * config/s390/constraints.md: Adjust comment.
251 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
252 s390_decompose_addrstyle_without_index.
253 * config/s390/predicates.md (shift_count_or_setmem_operand):
254 Rename to setmem_operand.
255 * config/s390/s390-protos.h
256 (s390_decompose_shift_count): Rename to
257 s390_decompose_addrstyle_without_index.
258 * config/s390/s390.c (s390_decompose_shift_count)
259 (s390_mem_constraint, print_shift_count_operand)
260 (print_operand_address, print_operand): Rename
261 s390_decompose_shift_count to
262 s390_decompose_addrstyle_without_index and rename
263 print_shift_count_operand to print_addrstyle_operand troughout the
265 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
266 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
267 Rename shift_count_or_setmem_operand to setmem_operand.
268 * config/s390/vx-builtins.md ("vec_insert<mode>")
269 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
272 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
275 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
276 Handle overlapping retval and newval.
278 2016-03-10 Nick Clifton <nickc@redhat.com>
281 * config/aarch64/aarch64.c
282 (aarch64_override_options_after_change_1): When forcing
283 flag_omit_frame_pointer to be true, use a special value that can
284 be detected if this function is called again, thus preventing
285 flag_omit_leaf_frame_pointer from being forced to be false.
287 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
289 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
290 Set x_flag_omit_leaf_frame_pointer when handling
291 -momit-leaf-frame-pointer.
293 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
296 * cgraph.c (cgraph_node::dump): Dump split_part and indirect_call_target.
297 * cgraph.h (cgraph_node): Add indirect_call_target flag.
298 * ipa.c (has_addr_references_p): Cleanup.
299 (is_indirect_call_target_p): New.
300 (walk_polymorphic_call_targets): Do not mark virtuals that may be
301 called indirectly as local.
302 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
304 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
307 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
310 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
313 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
315 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
318 * tree.c (need_assembler_name_p): Only record main variant type names.
320 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
323 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
324 Always define to 0 or 1.
325 (TARGET_FIX_ERR_A53_843419): New macro.
326 * config/aarch64/aarch64-elf-raw.h
327 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
328 * config/aarch64/aarch64-linux.h: Likewise.
329 * config/aarch64/aarch64.c
330 (aarch64_override_options_after_change_1): Do not default
331 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
333 (aarch64_attributes): Handle fix-cortex-a53-843419.
334 (aarch64_can_inline_p): Likewise.
335 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
337 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
338 Jakub Jelinek <jakub@redhat.com>
340 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
341 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
342 DECL_COMMONS if flag_unconstrained_commons is set.
343 * tree-dfa.c (get_ref_base_and_extent): Likewise.
344 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
345 (funconstrained-commons): Document.
347 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
349 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
350 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
352 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
354 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
355 has a proper number of elements.
357 2016-03-10 Alan Modra <amodra@gmail.com>
359 PR rtl-optimization/69195
360 PR rtl-optimization/47992
361 * ira.c (recorded_label_ref): Delete.
362 (update_equiv_regs): Return void.
363 (indirect_jump_optimize): New function.
364 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
365 before regstat_compute_ri. Don't rebuild_jump_labels here.
366 Delete update_regstat.
368 2016-03-10 Richard Biener <rguenther@suse.de>
370 PR tree-optimization/70128
371 * tree-ssa-structalias.c (set_uids_in_ptset): Set
372 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
374 2016-03-09 Jakub Jelinek <jakub@redhat.com>
376 PR tree-optimization/70152
377 * tree-sra.c (replace_removed_params_ssa_names): Copy over
378 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
381 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
382 instead of gen_sse2_loadlpd.
383 * config/i386/sse.md (*vec_concatv2df): Rename to...
384 (vec_concatv2df): ... this.
386 PR tree-optimization/70127
387 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
389 2016-03-09 David Malcolm <dmalcolm@redhat.com>
393 * diagnostic-show-locus.c (compatible_locations_p): New function.
394 (layout::layout): Sanitize ranges using compatible_locations_p.
396 2016-03-09 David Malcolm <dmalcolm@redhat.com>
400 * diagnostic-show-locus.c (layout_range::layout_range): Replace
401 location_range param with three const expanded_locations * and a
403 (layout::layout): Replace call to
404 rich_location::lazily_expand_location with get_expanded_location.
405 Extract the range and perform location expansion here, passing
406 the results to the layout_range ctor.
407 * diagnostic.c (source_range::debug): Delete.
408 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
409 of rich_location::get_expanded_location.
410 * gcc-rich-location.c (get_range_for_expr): Delete.
411 (gcc_rich_location::add_expr): Reimplement to avoid the
412 rich_location::add_range overload that took a location_range,
413 passing a location_t instead.
415 2016-03-09 Richard Biener <rguenther@suse.de>
416 Jakub Jelinek <jakub@redhat.com>
418 PR tree-optimization/70138
419 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
420 Also skip vect_double_reduction_def.
422 2016-03-09 Jakub Jelinek <jakub@redhat.com>
425 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
426 if the operand is "m".
428 2016-03-09 Nathan Sidwell <nathan@acm.org>
430 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
432 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
434 * config/i386/i386.c (processor_target_table): Fix cost table
435 intialization order for znver1.
437 2016-03-08 Jakub Jelinek <jakub@redhat.com>
439 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
440 - becuase -> because.
441 * ipa-reference.c (ignore_module_statics): Likewise.
442 * cgraph.c (cgraph_node::get_body): Likewise.
443 * ipa-inline.c (early_inliner): Likewise.
444 * ipa-devirt.c (types_same_for_odr): Likewise.
445 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
446 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
448 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
450 * tree-ssa-math-opts.c: Fix typo in comment.
452 2016-03-08 Jakub Jelinek <jakub@redhat.com>
455 * config/i386/i386.c (scalar_chain::make_vector_copies,
456 scalar_chain::convert_reg): Call end_sequence in between
457 get_insns and emit_conversion_insns rather than after both
460 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/i386.h (machine_function): Add
464 pc_thunk_call_expanded flag.
465 (ix86_pc_thunk_call_expanded): New define.
466 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
467 (*set_got): Rename insn pattern from set_got.
468 (*set_got_labelled): Rename inst pattern from set_got_labelled.
469 * config/i386/i386.c (ix86_compute_frame_layout): Use
470 ix86_pc_thunk_call_expanded to prevent red-zone.
472 2016-03-07 Martin Jambor <mjambor@suse.cz>
474 * hsa.h (hsa_get_ctor_statements): Declare.
475 (hsa_get_dtor_statements): Likewise.
476 (hsa_get_kernel_dispatch_type): Likewise.
477 * hsa.c (hsa_get_ctor_statements): New function.
478 (hsa_get_dtor_statements): Likewise.
479 (hsa_get_kernel_dispatch_type): Likewise.
480 * hsa-brig.c (hsa_cdtor_statements): Removed.
481 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
482 hsa_get_dtor_statements.
483 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
484 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
486 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
488 * config/arm/arm-cores.def (cortex-r8): New.
489 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
490 * config/arm/arm-tune.md: Likewise.
491 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
493 2016-03-07 Martin Sebor <msebor@redhat.com>
495 PR rtl-optimization/19705
496 * doc/invoke.texi (Options That Control Optimization): Clarify
497 -fno-branch-count-reg.
499 2016-02-26 Richard Biener <rguenther@suse.de>
500 Jeff Law <law@redhat.com>
502 PR tree-optimization/69740
503 * cfghooks.c (remove_edge): Request loop fixups if we delete
504 an edge that might turn an irreducible loop into a natural
506 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
507 Move after definition of loops_state_clear.
509 2016-03-07 Bin Cheng <bin.cheng@arm.com>
511 PR rtl-optimization/69052
512 * rtlanal.c (commutative_operand_precedence): Set higher precedence
515 2016-03-07 Tom de Vries <tom@codesourcery.com>
517 PR tree-optimization/70116
518 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
519 is_tm_ending stmts and ubsan/asan internal functions.
520 (find_duplicate): Use it. Don't test is_tm_ending here.
522 2016-03-07 Richard Biener <rguenther@suse.de>
524 PR tree-optimization/70115
525 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
526 (propagate_constants_for_unrolling): Use replace_uses_by.
528 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
531 * omp-low.c (struct oacc_loop): Add ifns.
532 (new_oacc_loop_raw): Initialize it.
533 (finish_oacc_loop): Clear mask & flags if no ifns.
534 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
535 (oacc_loop_xform_loop): Add ifns arg & adjust.
536 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
538 2016-03-07 Richard Henderson <rth@redhat.com>
541 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
542 (insert_value_copy_on_edge): Likewise.
544 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
546 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
548 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
551 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
553 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
555 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
557 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
559 Fix sseimul type attribute.
560 * config/i386/znver1.md
561 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
562 znver1_sseimul_avx256_load) : Fix the type attribute.
563 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
564 pipe usage and latency.
566 2016-03-05 Jakub Jelinek <jakub@redhat.com>
569 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
570 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
573 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
576 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
578 PR rtl-optimization/69941
579 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
580 the reg share its mode.
582 2016-03-04 Jeff Law <law@redhat.com>
584 PR tree-optimization/69196
585 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
586 If the both SSA_NAMEs are anonymous, then consider them unassociated
587 and include the PHI in the statement count.
589 2016-03-05 Tom de Vries <tom@codesourcery.com>
591 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
592 construct in oacc routine. Check for oacc region in oacc routine.
594 2016-03-04 Jakub Jelinek <jakub@redhat.com>
597 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
598 2016-02-22 changes, instead don't recurse if RECUR is already true.
599 Don't change *dynamic_check if RECUR. Adjust recursive caller
600 to pass true to the new argument.
601 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
604 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
605 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
607 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
609 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
611 PR rtl-optimization/57676
612 * lra-assigns.c (lra_assign): Guard test for maximum iterations
615 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
617 * tree-vect-patterns.c (search_type_for_mask): Handle
618 comparison of booleans.
620 2016-03-04 Jakub Jelinek <jakub@redhat.com>
622 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
626 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
627 all other ops that have dw_val_class_die_ref operands,
628 and DW_OP_GNU_entry_value.
630 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
632 PR rtl-optimization/69904
633 * config/arm/arm.c (arm_cannot_copy_insn_p):
634 Return true for load-exclusive instructions.
636 2016-03-03 Jakub Jelinek <jakub@redhat.com>
639 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
640 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
641 the pattern no matter if it is used just by non-pattern, pattern
643 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
644 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
645 oprnd1 def_stmt is in pattern, don't look through it.
647 2016-03-03 Marek Polacek <polacek@redhat.com>
650 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
652 2016-03-03 Martin Liska <mliska@suse.cz>
654 PR tree-optimization/70043
655 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
656 previous statement if we see a debug statement.
658 2016-03-03 Richard Biener <rguenther@suse.de>
660 PR tree-optimization/55936
661 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
662 parameter and guard unsafe equivalence use.
663 (vrp_evaluate_conditional_warnv_with_ops): Always use
664 safe equivalences but not via the quadratic compare_names
667 2016-03-03 Michael Collison <michael.collison@linaro.org>
670 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
671 for operand 1 to s_register_operand. Change predicate for operand
672 2 to arm_not_immediate_operand.
674 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
676 * doc/tm.texi: Regenerated.
678 2016-03-02 Richard Henderson <rth@redhat.com>
681 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
682 simplification when all args are positive non-fixed registers.
684 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
686 * target.def (lra_p): Specify that new ports should use LRA.
688 2016-03-02 Jakub Jelinek <jakub@redhat.com>
691 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
692 gimplify_type_sizes the type they refer to.
693 (omp_notice_variable): Handle reference vars to VLAs.
694 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
695 reference to VLA decls in the second pass instead of first pass.
697 2016-03-02 Tom de Vries <tom@codesourcery.com>
699 PR tree-optimization/68659
700 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
701 new_expr == NULL_TREE.
702 (get_new_name): Handle ADDR_EXPR.
704 2016-03-02 Bin Cheng <bin.cheng@arm.com>
706 PR rtl-optimization/69052
707 * loop-invariant.c (canonicalize_address): New function.
708 (inv_can_prop_to_addr_use): Check validity of address expression
709 which is canonicalized by above function.
711 2016-03-02 Alan Modra <amodra@gmail.com>
714 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
717 2016-03-02 Jakub Jelinek <jakub@redhat.com>
720 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
721 (*movhi_internal): Put mask moves from and to memory separately
722 from moves from/to GPRs.
724 2016-03-02 Richard Biener <rguenther@suse.de>
726 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
727 GENERIC expressions in GIMPLE.
729 2016-03-02 Richard Biener <rguenther@suse.de>
731 * config/i386/i386.c (type_natural_mode): Fix typo.
733 2016-03-02 Nick Clifton <nickc@redhat.com>
735 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
737 2016-03-02 Richard Biener <rguenther@suse.de>
738 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
743 2016-03-02 Richard Biener <rguenther@suse.de>
746 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
748 2016-03-02 Marek Polacek <polacek@redhat.com>
751 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
752 "is promoted to" warning.
754 2016-03-01 DJ Delorie <dj@redhat.com>
756 * config.gcc: Deprecate mep-*.
758 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
761 * lra-constraints.c (regno_val_use_in): New.
762 (match_reload): Use it instead of regno_use_in.
764 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
766 PR rtl-optimization/70007
767 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
768 references present in REG_EQUAL notes attached to non-SET patterns.
770 2016-03-01 Jeff Law <law@redhat.com>
772 PR tree-optimization/69196
773 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
774 Appropriately clamp the number of statements to copy when the
775 thread path does not traverse a loop backedge.
777 PR tree-optimization/69196
778 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
779 Do count some PHIs in the thread path against the insn count. Decrease
780 final statement count by one as the control statement in the last
781 block will get removed. Remove special cased code for handling PHIs
784 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
788 asm dialect alternatives to explicit GOTPCREL calls.
790 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
793 * ira.c (do_reload): Issue warning for generic stack checking here...
794 * reload1.c (reload): ...instead of here and streamline it.
796 2016-03-01 Nick Clifton <nickc@redhat.com>
798 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
800 2016-03-01 Richard Biener <rguenther@suse.de>
802 PR tree-optimization/69983
803 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
804 types and fall back to operand_equal_p.
806 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
809 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
811 * config/s390/constraints.md ("jm8"): New constraint.
812 * config/s390/predicates.md ("const_int_8bitset_operand"): New
814 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
816 ("*setmem_long<setmem_and>"): New pattern.
817 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
819 ("*setmem_long_31z<setmem_and>"): New pattern.
820 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
821 New substitution rules with the required attributes.
824 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
827 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
829 * gensupport.c (process_substs_on_one_elem): Split loop to
830 complete mark_operands_used_in_match_dup on all expressions in the
832 (adjust_operands_numbers): Inline into process_substs_on_one_elem
835 2016-03-01 Richard Biener <rguenther@suse.de>
838 * fold-const.c (fold_indirect_ref_1): Fix range checking for
839 vector BIT_FIELD_REF extract.
841 2016-03-01 Richard Biener <rguenther@suse.de>
843 PR tree-optimization/69994
844 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
846 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
848 PR tree-optimization/69956
849 * tree-vect-stmts.c (supportable_widening_operation): Support
850 multi-step conversion of boolean vectors.
851 (supportable_narrowing_operation): Likewise.
853 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
855 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
858 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
860 * config/s390/subst.md (DSI_VI): New mode iterator.
861 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
862 * config/s390/vector.md ("vec_set<mode>"): Move expander before
864 ("*vec_set<mode>"): Change predicate and add alternative to
865 support only either register or const_int operands as element
867 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
869 ("vec_extract<mode>"): New expander.
870 ("*vec_extract<mode>"): New insn definition supporting reg and
871 const_int element selectors.
872 ("*vec_extract<mode>_plus"): New insn definition supporting
873 reg+const_int element selectors.
874 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
875 following expander+insn definition.
876 ("<vec_shifts_name><mode>3"): New expander.
877 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
879 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
881 * config/s390/s390.md ("*tabort_1"): Change predicate to
882 nonmemory_operand. Add a second alternative to cover
883 register as well as const int operands.
884 ("*tabort_1_plus"): New pattern definition.
886 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
888 * config/s390/s390.md ("*ashrdi3_cc_31")
889 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
890 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
891 Merge insn definitions into ...
892 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
893 New pattern definition.
894 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
895 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
896 ("*ashr<mode>3_and"): Merge insn definitions into ...
897 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
898 New pattern definition.
899 * config/s390/subst.md ("addr_style_op_cc_subst")
900 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
901 substitutions patterns plus attributes.
902 Add ashiftrt to SUBST iterator.
904 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
906 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
907 op2 to nonmemory_operand.
908 ("*<shift>di3_31", "*<shift>di3_31_and"):
909 Merge into single pattern definition ...
910 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
911 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
912 pattern definition ...
913 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
914 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
917 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
919 * config/s390/predicates.md (const_int_6bitset_operand): New
921 * config/s390/s390.md: Include subst.md.
922 ("rotl<mode>3"): New expander.
923 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
925 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
926 * config/s390/subst.md: New file.
928 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
930 * config/s390/s390.md ("op_type", "atype", "length" attributes):
931 Remove RRR type. It doesn't really exist.
932 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
934 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
935 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
936 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
937 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
938 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
939 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
942 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
944 * gensupport.c (process_substs_on_one_elem): Split loop to
945 complete mark_operands_used_in_match_dup on all expressions in the
947 (adjust_operands_numbers): Inline into process_substs_on_one_elem
950 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
953 * config/sparc/sparc.c (NWORDS_UP): Rename to...
954 (CEIL_NWORDS): ...this. Use CEIL macro.
955 (compute_fp_layout): Adjust to above renaming.
956 (function_arg_union_value): Likewise.
957 (sparc_arg_partial_bytes): Likewise.
958 (sparc_function_arg_advance): Likewise.
960 2016-02-29 Jeff Law <law@redhat.com>
962 PR tree-optimization/70005
963 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
964 where an object with a boolean range is compared against a value
967 PR tree-optimization/69999
968 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
969 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
972 2016-02-29 Richard Biener <rguenther@suse.de>
974 PR tree-optimization/69994
975 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
976 (get_unary_op): Look through nop conversions.
977 (ops_equal_values_p): New function, look for equality diregarding
979 (eliminate_plus_minus_pair): Use ops_equal_values_p
980 (repropagate_negates): Do not use get_unary_op here.
982 2016-02-29 Martin Liska <mliska@suse.cz>
984 * system.h: Poison ENABLE_CHECKING macro.
986 2016-02-29 Martin Liska <mliska@suse.cz>
988 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
989 is presented in dump flags.
990 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
991 (hsa_regalloc): Likewise.
993 2016-02-19 Richard Biener <rguenther@suse.de>
995 PR tree-optimization/69980
996 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
997 permutation of those we need to keep.
999 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
1002 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
1003 (NWORDS_UP): ...this
1004 (init_cumulative_args): Minor tweaks.
1005 (sparc_promote_function_mode): Likewise.
1006 (scan_record_type): Delete.
1007 (traverse_record_type): New function template.
1008 (classify_data_t): New structure type.
1009 (classify_registers): New inline function.
1010 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
1011 exhausted. Instantiate traverse_record_type on classify_registers and
1012 deal with the case of a structure passed in slot #15 with no FP field
1014 (assign_data_t): New structure type.
1015 (compute_int_layout): New static function.
1016 (compute_fp_layout): Likewise.
1017 (count_registers): New inline function.
1018 (assign_int_registers): New static function.
1019 (assign_fp_registers): Likewise.
1020 (assign_registers): New inline function.
1021 (function_arg_record_value_1): Delete.
1022 (function_arg_record_value_2): Likewise.
1023 (function_arg_record_value_3): Likewise.
1024 (function_arg_record_value): Adjust to above changes. Instantiate
1025 traverse_record_type on count_registers to first count the number of
1026 registers to be used and then on assign_registers to assign them.
1027 (function_arg_union_value): Adjust to above renaming.
1028 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
1029 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
1030 case of a structure passed in slot #15
1031 (sparc_function_arg_advance): Likewise.
1032 (function_arg_padding): Minor tweak.
1034 2016-02-29 Richard Biener <rguenther@suse.de>
1036 PR tree-optimization/69720
1037 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
1038 the adjustment_def path for possibly vectorized defs.
1039 (vect_create_epilog_for_reduction): Handle vectorized initial
1042 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
1044 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
1046 2016-02-27 Jeff Law <law@redhat.com>
1049 2016-02-26 Richard Biener <rguenther@suse.de>
1050 Jeff Law <law@redhat.com>
1052 PR tree-optimization/69740
1053 * cfghooks.c (remove_edge): Request loop fixups if we delete
1054 an edge that might turn an irreducible loop into a natural
1057 2016-02-27 Jakub Jelinek <jakub@redhat.com>
1059 PR rtl-optimization/69896
1060 * tree-vect-generic.c (get_compute_type): Avoid single element
1063 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
1065 Rename the AArch64 tuning option and related functions to enable the
1066 Newton series for the reciprocal square root to reflect its
1067 approximative characteristic.
1069 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
1070 function to "aarch64_emit_approx_rsqrt".
1071 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
1072 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
1073 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
1074 (xgene1_tunings): Likewise.
1075 (use_rsqrt_p): Likewise.
1076 (aarch64_emit_swrsqrt): Use new function name.
1077 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
1078 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
1079 text explaining this option.
1080 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
1082 2016-02-26 Jakub Jelinek <jakub@redhat.com>
1085 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1086 complain about -mallow-movmisalign without -mvsx if
1087 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
1089 2016-02-26 Joel Sherrill <joel@rtems.org>
1091 * config.gcc: Add x86_64-*-rtems*.
1092 * gcc/config/i386/rtems-64.h: New file.
1094 2016-02-26 Joel Sherrill <joel@rtems.org>
1096 * config.gcc: Add aarch64-*-rtems*.
1097 * gcc/config/aarch64/rtems.h: New file.
1099 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
1102 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
1103 shift amount using %h. Add comment.
1105 2016-02-26 Richard Biener <rguenther@suse.de>
1106 Jeff Law <law@redhat.com>
1108 PR tree-optimization/69740
1109 * cfghooks.c (remove_edge): Request loop fixups if we delete
1110 an edge that might turn an irreducible loop into a natural
1113 2016-02-26 Martin Jambor <mjambor@suse.cz>
1116 * tree-sra.c (sra_modify_assign): Do not remove loads of
1117 uninitialized aggregates to SSA_NAMEs.
1119 2016-02-26 Richard Henderson <rth@redhat.com>
1122 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
1123 pseudo in case the target rtx matches the source of the left
1126 2016-02-26 Martin Jambor <mjambor@suse.cz>
1129 * hsa.h (hsa_type_packed_p): Declare.
1130 * hsa.c (hsa_type_packed_p): New function.
1131 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
1133 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
1134 * hsa-brig.c (emit_basic_insn): Likewise.
1136 2016-02-26 Martin Jambor <mjambor@suse.cz>
1139 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
1141 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
1143 2016-02-26 Martin Jambor <mjambor@suse.cz>
1145 * hsa.h (is_a_helper): New overload for hsa_op_immed for
1146 hsa_op_with_type operands.
1147 (hsa_unsigned_type_for_type): Declare.
1148 * hsa.c (hsa_unsigned_type_for_type): New function.
1149 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
1150 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
1151 the finalizer. Do not emit extra move.
1153 2016-02-26 Martin Jambor <mjambor@suse.cz>
1155 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
1156 atomic operations in private segment.
1158 2016-02-26 Martin Jambor <mjambor@suse.cz>
1160 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
1161 statements to wi->info. Also disallow omp simd constructs.
1162 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
1163 for not gridifying. Dump special string for omp_for.
1165 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1168 * config/aarch64/aarch64.c (aarch64_set_current_function):
1169 Save/restore target globals when switching to
1170 target_option_default_node.
1172 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1175 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
1176 Return 0 if !SHIFT_COUNT_TRUNCATED.
1178 2016-02-26 Jakub Jelinek <jakub@redhat.com>
1179 Eric Botcazou <ebotcazou@adacore.com>
1181 PR rtl-optimization/69891
1182 * dse.c (scan_insn): If we can't figure out memset arguments
1183 or they are non-constant, call clear_rhs_from_active_local_stores.
1185 2016-02-26 Martin Liska <mliska@suse.cz>
1187 * doc/extend.texi: Mention clog10, clog10f an clog10l
1188 in Builtins section.
1190 2016-02-26 Martin Liska <mliska@suse.cz>
1192 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
1194 (resolve_args_picking_1): Likewise.
1195 * dwarf2out.h (struct GTY): Likewise.
1197 2016-02-26 Martin Liska <mliska@suse.cz>
1199 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
1201 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
1203 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
1204 Martin Liska <mliska@suse.cz>
1206 * doc/install.texi: Mention --enable-valgrind-annotations.
1208 2016-02-26 Richard Biener <rguenther@suse.de>
1210 PR tree-optimization/69551
1211 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
1212 looking through aliases adjust DECL_PT_UID to refer to the
1213 ultimate alias target.
1215 2016-02-25 Martin Liska <mliska@suse.cz>
1218 * alloc-pool.c (after_memory_report): New variable.
1219 * alloc-pool.h (base_pool_allocator ::release): Do not use
1220 the infrastructure if after_memory_report.
1221 * toplev.c (toplev::main): Mark after memory report.
1223 2016-02-25 Richard Biener <rguenther@suse.de>
1225 PR tree-optimization/48795
1226 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
1228 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
1231 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
1232 offloading is enabled and -fopenacc or -fopenmp is specified.
1233 (CRTOFFLOADEND): Likewise.
1234 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
1235 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
1236 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
1237 (offload_objects_file_name): New static var.
1238 (tool_cleanup): Remove offload_objects_file_name file.
1239 (find_offloadbeginend): Replace with ...
1240 (find_crtoffloadtable): ... this.
1241 (run_gcc): Remove offload_argc and offload_argv.
1242 Get offload_objects_file_name from -foffload-objects=... option.
1243 Read names of object files with offload from this file, pass them to
1244 compile_images_for_offload_targets. Don't call find_offloadbeginend and
1245 don't pass offloadbegin and offloadend to the linker. Don't pass
1246 offload non-LTO files to the linker, because now they're not claimed.
1248 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
1251 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
1252 on builtin_unreachable.
1254 2016-02-25 Jakub Jelinek <jakub@redhat.com>
1256 PR rtl-optimization/69896
1257 * regcprop.c: Include cfgrtl.h.
1258 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
1259 than remembered mode, either delete it (if noop_move_p), or
1260 treat like copy_p but not noop_p instruction.
1262 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1265 * dwarf2out.c (gen_variable_die): Work around buggy LTO
1266 - allow NULL decl for Fortran DW_TAG_common_block variables.
1268 2016-02-24 Jason Merrill <jason@redhat.com>
1270 * common.opt (flifetime-dse): Add -flifetime-dse=1.
1272 2016-02-24 Richard Biener <rguenther@suse.de>
1273 Jakub Jelinek <jakub@redhat.com>
1276 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
1277 conditionally executed ops to well-defined overflow behavior.
1279 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1282 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
1285 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1287 PR rtl-optimization/69886
1288 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
1289 argument. Use it when checking validity of set instructions.
1290 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
1291 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
1293 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
1294 * store-motion.c (find_moveable_store): Update
1295 can_assign_to_reg_without_clobbers_p callsite.
1297 2016-02-24 Richard Biener <rguenther@suse.de>
1300 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
1302 (record_nonwrapping_iv): Do not fall back to the low/high bound
1303 for non-constant IV bases if the stmt is not always executed.
1305 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1307 * config/arm/arm-cores.def (cortex-a32): New entry.
1308 * config/arm/arm-tables.opt: Regenerate.
1309 * config/arm/arm-tune.md: Regenerate.
1310 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
1311 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
1312 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
1313 for -mcpu and -mtune.
1315 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1318 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
1319 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
1320 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
1321 (atomic_loaddi_1): Delete.
1322 (atomic_loaddi): Rewrite expander using the above changes.
1324 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1327 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
1330 2016-02-24 Jakub Jelinek <jakub@redhat.com>
1331 Richard Biener <rguenth@suse.de>
1334 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
1335 set_mem_attributes if tem is SSA_NAME which got expanded
1338 2016-02-24 Richard Biener <rguenther@suse.de>
1340 PR tree-optimization/69907
1341 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
1342 end of permutations for BB vectorization.
1344 2016-02-24 Christian Bruel <christian.bruel@st.com>
1346 * config/arm/arm-c.c (arm_option_override): Initialize
1347 target_option_current_node.
1348 * config/arm/arm.c (arm_pragma_target_parse): Replace
1349 build_target_option_node call by target_option_current_node.
1350 Set target_option_current_node.
1353 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
1356 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
1357 define_insn_and_split to define_insn.
1358 (zero_extendqi<mode>2_dot2): Same.
1359 (extendqi<mode>2_dot): Same.
1360 (extendqi<mode>2_dot2): Same.
1362 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1364 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
1365 and add bypass for AES{D,E} and AESMC pairs.
1366 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
1369 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
1371 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
1372 series for reciprocal square root in Exynos M1.
1374 2016-02-23 Martin Sebor <msebor@redhat.com>
1377 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
1378 __builtin_alloca_with_align.
1380 2016-02-23 Richard Henderson <rth@redhat.com>
1382 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
1383 (ix86_register_pragmas): Remove __seg_tls.
1384 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
1385 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
1386 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
1387 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
1388 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
1389 * doc/extend.texi (__seg_tls): Remove item.
1391 2016-02-23 Richard Biener <rguenther@suse.de>
1393 * alloc-pool.h (struct allocation_object): Make id member
1394 conditional on CHECKING_P again.
1395 (get_instance): Adjust.
1396 (base_pool_allocator): Likewise.
1398 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
1400 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
1401 (parallelize_loops): In OpenACC kernels mode, set n_threads to
1403 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
1405 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1407 2016-02-23 Richard Biener <rguenther@suse.de>
1409 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
1410 * bitmap.h (struct bitmap_usage): Likewise.
1411 (bitmap_move): Declare.
1412 * bitmap.c (register_overhead): Take size_t argument.
1413 (bitmap_move): New function.
1414 * df-problems.c (df_rd_transfer_function): Use bitmap_move
1415 to properly account overhead.
1416 * tree.c (free_node): Use tree_size.
1418 2016-02-23 Jakub Jelinek <jakub@redhat.com>
1421 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
1422 when inverting comparison.
1425 * common.opt (Wunreachable-code): Add Warning flag.
1427 2016-02-23 Mark Wielaard <mjw@redhat.com>
1428 Jakub Jelinek <jakub@redhat.com>
1431 * cgraphunit.c (check_global_declaration): Check main_input_filename
1432 and DECL_SOURCE_FILE are not NULL.
1434 2016-02-23 Martin Jambor <mjambor@suse.cz>
1436 PR tree-optimization/69666
1437 * tree-sra.c (sra_modify_assign): Do not attempt to create
1438 default_def replacements for unscalarizable regions.
1440 2016-02-20 Mark Wielaard <mjw@redhat.com>
1443 * cgraphunit.c (check_global_declaration): Check level of
1444 warn_unused_const_variable and main_input_filename.
1445 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
1446 (-Wunused-variable): For C implies -Wunused-const-variable=1.
1447 (-Wunused-const-variable): Explain levels 1 and 2.
1449 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1452 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
1453 identical arguments. Formatting and spelling fixes.
1456 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
1461 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
1462 and m68k-devices.def.
1463 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
1464 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
1466 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
1468 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
1469 and HImode registers.
1471 2016-02-22 Richard Biener <rguenther@suse.de>
1473 PR tree-optimization/69882
1474 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
1475 preserve permutations present because of gaps.
1476 (vect_supported_load_permutation_p): Always continue checking
1477 permutations after vect_attempt_slp_rearrange_stmts.
1479 2016-02-22 Bin Cheng <bin.cheng@arm.com>
1481 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
1482 min_profitable_estimate, rather than min_profitable_iters.
1484 2016-02-22 Jakub Jelinek <jakub@redhat.com>
1487 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
1488 SImode for last match_operand.
1490 2016-02-22 Martin Liska <mliska@suse.cz>
1492 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
1493 return bitsize - 1 as the return value.
1495 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
1499 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
1500 Handle negative shift counts.
1501 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
1502 force_reg on the shift constant.
1503 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
1504 (lshrsi3_d): Handle negative shift counts.
1506 2016-02-22 Richard Biener <rguenther@suse.de>
1507 Tom de Vries <tom@codesourcery.com>
1509 * graph.c: Include dumpfile.h.
1510 (print_graph_cfg): Split into three overloads.
1511 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
1513 2016-02-22 Tom de Vries <tom@codesourcery.com>
1515 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
1518 2016-02-22 Richard Biener <rguenther@suse.de>
1521 * ipa-inline-transform.c (inline_call): When not updating
1522 overall summaries adjust self size by the growth estimate.
1523 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
1524 hash-set, do not update overall summaries here. Renamed from ...
1525 (inline_to_all_callers): ... this which is now wrapping the
1526 above and performing delayed overall summary update.
1527 (early_inline_small_functions): Delay updating of the overall
1530 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
1532 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
1535 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1538 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
1539 :%* in %:gt() argument.
1540 (greater_than_spec_func): Adjust for expecting only numbers,
1541 if there are more than two numbers, compare the last two.
1543 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
1545 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
1546 -Wnarrowing with -std.
1548 2016-02-19 Jakub Jelinek <jakub@redhat.com>
1551 * expr.c (store_field): Don't use bit-field path if exp is
1552 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
1553 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
1554 and the assignment can be performed by bitwise copy. Formatting
1558 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
1559 call copy_reg_eh_region_note_forward on before and/or after sequences
1560 and remove note from insn if it no longer can throw.
1563 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
1566 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1568 * config/s390/vector.md: Add missing commutative operand markers
1569 to the patterns which qualify for one.
1570 * config/s390/vx-builtins.md: Likewise.
1572 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1574 * config/s390/vector.md (VI, VI_QHS): Add single element vector
1575 types to mode iterators.
1576 (vec_double): ... and mode attribute.
1577 * config/s390/vx-builtins.md (non_vec_int): Likewise.
1579 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1581 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
1582 Change the predicate of op2 from nonimmediate to general and let
1583 reload fix it if necessary.
1585 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1587 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
1589 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1591 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
1594 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1596 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
1597 * config/s390/s390.c (s390_expand_vec_movstr): New function.
1598 * config/s390/s390.md ("movstr<P:mode>"): Call
1599 s390_expand_vec_movstr.
1601 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1603 * config/s390/s390.md: Add missing output modifier for operand 1
1604 to print it as address properly.
1606 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1608 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
1609 * config/s390/2964.md: New file.
1610 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
1611 of insn grouping attributes depending on the CPU level.
1612 (s390_get_unit_mask): New function.
1613 (s390_sched_score): Remove the OOO from the scheduling macros.
1614 Add loop to calculate a score for the instruction mix.
1615 (s390_sched_reorder): Likewise plus improve debug output.
1616 (s390_sched_variable_issue): Rename macros as above. Calculate
1617 the unit distances after actually scheduling an insn. Improve
1619 (s390_sched_init): Clear last_scheduled_unit_distance array.
1620 * config/s390/s390.md: Include 2964.md.
1622 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1625 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
1626 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
1627 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
1628 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
1629 *avx512f_<code>v8div16qi2_mask_1): New insns.
1631 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1634 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
1637 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
1638 earlyclobber from target. Use wF constraint for fused memory
1640 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
1642 2016-02-18 Jakub Jelinek <jakub@redhat.com>
1643 Martin Liska <mliska@suse.cz>
1646 * cfgexpand.c (asan_sanitize_stack_p): New function.
1647 (partition_stack_vars): Use the function.
1648 (expand_stack_vars): Likewise.
1649 (defer_stack_allocation): Likewise.
1650 (expand_used_vars): Likewise.
1652 2016-02-18 Richard Biener <rguenther@suse.de>
1655 * fold-const.c (operand_equal_p): Properly compare offsets for
1656 IMAGPART_EXPR and ARRAY_REF.
1658 2016-02-18 Nick Clifton <nickc@redhat.com>
1662 * config/arm/arm.c (arm_option_override_internal): Disable
1663 interworking if the target does not support thumb instructions.
1664 (arm_reload_in_hi): Handle the case where a register to register
1665 move needs reloading because there is no simple pattern to handle
1667 (arm_reload_out_hi): Likewise.
1669 2016-02-18 Richard Biener <rguenther@suse.de>
1672 * match.pd: Don't use fold_binary or fold_unary for folding
1675 2016-02-17 Jakub Jelinek <jakub@redhat.com>
1678 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
1679 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
1680 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
1681 warn on gimple_no_warning_p statements.
1683 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
1685 * doc/extend.texi (C++ Attributes): Correct description of
1686 warn_unused type attribute.
1688 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1690 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
1691 correct instruction.
1693 2016-02-17 Richard Biener <rguenther@suse.de>
1695 PR rtl-optimization/69609
1696 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
1697 (find_traces_1_round): When ending a trace update cached priority
1699 (bb_to_key): Use cached priority when available.
1700 (copy_bb): Initialize cached priority.
1701 (reorder_basic_blocks_software_trace_cache): Likewise.
1703 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1706 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
1708 (aarch64_comparison_operator): Break overly long line into two.
1709 (aarch64_comparison_operation): Likewise.
1710 * config/aarch64/aarch64.md (cstorecc4): Use
1711 aarch64_comparison_operator_mode instead of
1712 aarch64_comparison_operator.
1713 (cstore<mode>4): Likewise.
1714 (aarch64_cstore<mode>): Likewise.
1715 (*cstoresi_insn_uxtw): Likewise.
1716 (cstore<mode>_neg): Likewise.
1717 (*cstoresi_neg_uxtw): Likewise.
1719 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1722 * config/arm/predicates.md (arm_comparison_operator_mode):
1724 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
1725 instead of arm_comparison_operator.
1726 (*mov_negscc): Likewise.
1727 (*mov_notscc): Likewise.
1728 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
1729 (*thumb2_mov_negscc): Likewise.
1730 (*thumb2_mov_negscc_strict_it): Likewise.
1731 (*thumb2_mov_notscc): Likewise.
1732 (*thumb2_mov_notscc_strict_it): Likewise.
1734 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
1736 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
1739 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
1741 * config/visium/visium.c (machine_libfunc_index): New enum.
1742 (machine_libfuncs): New structure.
1743 (visium_libfuncs): New static variable.
1744 (TARGET_INIT_LIBFUNCS): Define to...
1745 (visium_init_libfuncs): ...this. New function.
1746 (expand_block_move_4): Use the appropriate libfunc.
1747 (expand_block_move_2): Likewise.
1748 (expand_block_move_1): Likewise.
1749 (expand_block_set_4): Likewise.
1750 (expand_block_set_2): Likewise.
1751 (expand_block_set_1): Likewise.
1752 (visium_trampoline_init): Likewise.
1754 2016-02-17 Nick Clifton <nickc@redhat.com>
1756 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
1757 TI's devices.csv file as of March 2016.
1759 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
1762 * opts-global.c (handle_common_deferred_options): Introduce and
1763 initialize two global variables to remember command-line options
1764 specifying a stack-limiting register.
1765 * opts.h: Add extern declarations of the two new global variables.
1766 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
1767 variable based on the values of the two new global variables.
1769 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1772 * common.opt (Wnonnull-compare): New warning.
1773 * doc/invoke.texi (-Wnonnull): Remove text about comparison
1774 of arguments against NULL.
1775 (-Wnonnull-compare): Document.
1776 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
1777 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
1778 * passes.def (pass_warn_nonnull_compare): Add.
1779 * gimple-ssa-nonnull-compare.c: New file.
1781 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1783 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
1784 AARCH64_EXTRA_TUNE_RECIP_SQRT.
1786 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1788 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
1789 reciprocal sqrt for -mlow-precision-recip-sqrt.
1791 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1792 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1794 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
1795 always use lane loads to construct non-constant vectors.
1797 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
1799 * config/aarch64/aarch64.md
1800 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
1801 constraints for operand 3.
1802 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
1804 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1805 Richard Biener <rguenther@suse.de>
1807 PR tree-optimization/69820
1808 * tree-vect-patterns.c (type_conversion_p): Return false if
1809 *orig_type is unsigned single precision or boolean.
1810 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
1813 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1815 PR rtl-optimization/69764
1816 PR rtl-optimization/69771
1817 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
1818 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
1820 2016-02-16 Richard Biener <rguenther@suse.de>
1822 PR tree-optimization/69776
1823 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
1825 (indirect_refs_may_alias_p): Likewise.
1826 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
1827 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
1828 according to tbaa_p.
1829 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
1830 (optimize_stmt): For redundant store discovery do not allow tbaa.
1832 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
1834 PR tree-optimization/69714
1835 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
1836 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
1838 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
1840 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
1841 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
1842 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
1843 * config/arc/arc.c (arc_init): Check FPU options.
1844 (get_arc_condition_code): Handle new CC_FPU* modes.
1845 (arc_select_cc_mode): Likewise.
1846 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
1847 register pair only. Allow access for ARCv2 accumulator.
1848 (gen_compare_reg): Whenever we have FPU support use FPU compare
1850 (arc_reorg): Don't generate brcc insns when FPU compare
1851 instructions are involved.
1852 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
1853 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
1854 floating point emulation.
1855 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
1856 (REVERSE_CONDITION): Add new CC_FPU* modes.
1857 (TARGET_FP_SP_BASE): Define.
1858 (TARGET_FP_DP_BASE): Likewise.
1859 (TARGET_FP_SP_FUSED): Likewise.
1860 (TARGET_FP_DP_FUSED): Likewise.
1861 (TARGET_FP_SP_CONV): Likewise.
1862 (TARGET_FP_DP_CONV): Likewise.
1863 (TARGET_FP_SP_SQRT): Likewise.
1864 (TARGET_FP_DP_SQRT): Likewise.
1865 (TARGET_FP_DP_AX): Likewise.
1866 * config/arc/arc.md (ARCV2_ACC): New constant.
1867 (type): New fpu type attribute.
1868 (SDF): Conditional iterator.
1869 (cstore<mode>, cbranch<mode>): Change expand condition.
1870 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
1871 handles FPU/FPX cases as well.
1872 * config/arc/arc.opt (mfpu): New option.
1873 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
1875 (adddf3, muldf3, subdf3): Removed.
1876 * config/arc/predicates.md (proper_comparison_operator): Recognize
1878 * config/arc/fpu.md: New file.
1879 * doc/invoke.texi (ARC Options): Document mfpu option.
1881 2016-02-16 Richard Biener <rguenther@suse.de>
1883 PR rtl-optimization/69291
1884 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
1885 noce_operand_ok check.
1887 2016-02-16 Tom de Vries <tom@codesourcery.com>
1890 * omp-low.c (simd_clone_create): Remove call to
1891 symtab->call_cgraph_insertion_hooks.
1893 2016-02-16 Jakub Jelinek <jakub@redhat.com>
1895 PR tree-optimization/69802
1896 * tree-ssa-reassoc.c (update_range_test): If op is
1897 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
1898 op == 1 test of precision 1 integral op, otherwise handle
1899 that case as op itself. Fix up formatting.
1900 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
1903 2016-02-16 Richard Biener <rguenther@suse.de>
1905 PR tree-optimization/69586
1906 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
1907 types for conversion sources.
1909 2016-02-16 Richard Biener <rguenther@suse.de>
1912 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
1913 mask OEP_ADDRESS_OF.
1915 2016-02-16 Alan Modra <amodra@gmail.com>
1918 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
1919 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
1920 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
1922 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
1923 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
1924 (p8_fmrgow_<mode>): Likewise.
1925 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
1927 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
1928 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
1929 to use movdi_internal64. Remove op0_di.
1930 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
1932 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
1934 Add support for the FCCMP insn types
1936 * config/aarch64/aarch64.md (fccmp): Change insn type.
1938 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
1939 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
1940 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
1941 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
1942 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
1943 * config/arm/types.md (fccmps): Add new insn type.
1946 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1948 * alias.c (get_alias_set): Fix a typo in comment.
1950 2016-02-15 Richard Biener <rguenther@suse.de>
1952 PR tree-optimization/69595
1953 * match.pd: Complete range test simplification to true.
1955 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
1957 PR rtl-optimization/69648
1958 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
1959 pic_offset_table_rtx.
1961 PR rtl-optimization/69752
1962 * ira.c (update_equiv_regs): When looking for more than a single SET,
1963 also take other side effects into account.
1965 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1967 * config/s390/s390.c (s390_function_profiler): Add a new sequence
1968 for z900+ CPUs in 31-bit mode.
1970 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
1972 * common/config/s390/s390-common.c (s390_supports_split_stack):
1974 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
1975 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
1976 * config/s390/s390.c (struct machine_function): New field
1977 split_stack_varargs_pointer.
1978 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
1979 in s390_emit_prologue.
1980 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
1982 (morestack_ref): New global.
1983 (SPLIT_STACK_AVAILABLE): New macro.
1984 (s390_expand_split_stack_prologue): New function.
1985 (s390_live_on_entry): New function.
1986 (s390_va_start): Use split-stack vararg pointer if appropriate.
1987 (s390_asm_file_end): Emit the split-stack note sections.
1988 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
1989 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
1990 (UNSPECV_SPLIT_STACK_CALL): New unspec.
1991 (UNSPECV_SPLIT_STACK_DATA): New unspec.
1992 (split_stack_prologue): New expand.
1993 (split_stack_space_check): New expand.
1994 (split_stack_data): New insn.
1995 (split_stack_call): New expand.
1996 (split_stack_call_*): New insn.
1997 (split_stack_cond_call): New expand.
1998 (split_stack_cond_call_*): New insn.
2000 2016-02-15 Richard Biener <rguenther@suse.de>
2002 PR tree-optimization/69783
2003 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2004 Add trivially correct cases.
2006 2016-02-15 Tom de Vries <tom@codesourcery.com>
2009 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
2011 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
2013 2016-02-15 Richard Biener <rguenther@suse.de>
2015 PR tree-optimization/69776
2016 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2017 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
2018 indicate whether we can use TBAA to disambiguate against stores.
2019 Use alias-set zero if not.
2020 (visit_reference_op_store): Do not use TBAA when looking up
2022 * tree-ssa-pre.c (compute_avail): Use TBAA here.
2023 (eliminate_dom_walker::before_dom_children): But not when looking
2024 up redundant stores.
2026 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
2028 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
2030 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2032 * config/i386/znver1.md
2033 (znver1_pop, znver1_pop_mem,
2034 znver1_load_imov_double_store,
2035 znver1_load_imov_direct_store,
2036 znver1_load_imov_direct_load,
2037 znver1_load_imov_double_load): Add new.
2038 (znver1_insn, znver1_insn_load): Add icmov type.
2040 znver1_sseavx_fma_load,
2042 znver1_avx256_fma_load): Fix pipe usage.
2044 2016-02-14 Alan Modra <amodra@gmail.com>
2047 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
2048 with an invalid hard reg, reload just the reg not the entire
2049 pre/post-inc/dec address expression.
2051 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
2054 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
2055 fixed R1_REG scratch reg.
2056 (sibcall_value_pcrel_fdpic): Likewise.
2058 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
2062 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
2064 2016-02-12 Walter Lee <walt@tilera.com>
2066 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
2067 * config/tilegx/t-tilegx: Likewise.
2069 2016-02-12 David Malcolm <dmalcolm@redhat.com>
2072 * diagnostic-show-locus.c (struct line_span): New struct.
2073 (layout::get_first_line): Delete.
2074 (layout::get_last_line): Delete.
2075 (layout::get_num_line_spans): New member function.
2076 (layout::get_line_span): Likewise.
2077 (layout::print_heading_for_line_span_index_p): Likewise.
2078 (layout::get_expanded_location): Likewise.
2079 (layout::calculate_line_spans): Likewise.
2080 (layout::m_first_line): Delete.
2081 (layout::m_last_line): Delete.
2082 (layout::m_line_spans): New field.
2083 (layout::layout): Update comment. Replace m_first_line and
2084 m_last_line with m_line_spans, replacing their initialization
2085 with a call to calculate_line_spans.
2086 (diagnostic_show_locus): When printing source lines and
2087 annotations, rather than looping over a single span
2088 of lines, instead loop over each line_span within
2089 the layout, with an inner loop over the lines within them.
2090 Call the context's start_span callback when changing line spans.
2091 * diagnostic.c (diagnostic_initialize): Initialize start_span.
2092 (diagnostic_build_prefix): Break out the building of the location
2093 part of the string into...
2094 (diagnostic_get_location_text): ...this new function, rewriting
2095 it from nested ternary expressions to a sequence of "if"
2097 (default_diagnostic_start_span_fn): New function.
2098 * diagnostic.h (diagnostic_start_span_fn): New typedef.
2099 (diagnostic_context::start_span): New field.
2100 (default_diagnostic_start_span_fn): New prototype.
2102 2016-02-12 David Malcolm <dmalcolm@redhat.com>
2105 * gcc.c (driver::finalize): Fix cleanup of "specs".
2107 2016-02-12 David Malcolm <dmalcolm@redhat.com>
2111 * gcc.c (driver::driver): Initialize m_option_suggestions.
2112 (driver::~driver): Clean up m_option_suggestions.
2113 (suggest_option): Convert to...
2114 (driver::suggest_option): ...this, and split out into
2115 driver::build_option_suggestions and find_closest_string.
2116 (driver::build_option_suggestions): New function, from
2117 first half of suggest_option. Special-case
2118 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
2119 the sanitizer_opts array. For options of enum types, add the
2120 various enum values to the candidate strings.
2121 (driver::handle_unrecognized_options): Remove "const".
2122 * gcc.h (driver::handle_unrecognized_options): Likewise.
2123 (driver::build_option_suggestions): New decl.
2124 (driver::suggest_option): New decl.
2125 (driver::m_option_suggestions): New field.
2126 * opts-common.c (add_misspelling_candidates): New function.
2127 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
2128 and make non-static.
2129 * opts.h (sanitizer_opts): New array decl.
2130 (add_misspelling_candidates): New function decl.
2131 * spellcheck.c (find_closest_string): New function.
2132 * spellcheck.h (find_closest_string): New function decl.
2134 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2136 PR rtl-optimization/69764
2137 PR rtl-optimization/69771
2138 * optabs.c (expand_binop_directly): For shift_optab_p, force
2139 convert_modes with VOIDmode if xop1 has VOIDmode.
2141 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
2144 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
2145 to correctly determine instrumentation thunks.
2147 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2150 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
2151 type by reference, force lhs on the call.
2154 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
2155 Compute retval and retbnd early in all cases if split_part_return_p
2156 and return_bb is not EXIT. Remove all clobber stmts and reset
2157 all debug stmts that refer to SSA_NAMEs defined in split part,
2158 except if it is retval, in that case replace the old retval with the
2159 lhs of the call to the split part.
2161 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2164 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2167 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
2168 whose result is used in PHI.
2169 (maybe_optimize_range_tests): Likewise.
2170 (final_range_test_p): Likweise.
2172 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2175 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
2176 whose result is used in PHI.
2177 (maybe_optimize_range_tests): Likewise.
2178 (final_range_test_p): Likweise.
2180 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2182 * cgraph.c: Spelling fixes - behaviour -> behavior and
2183 neighbour -> neighbor.
2184 * target.def: Likewise.
2185 * sel-sched.c: Likewise.
2186 * config/mips/mips.c: Likewise.
2187 * config/arc/arc.md: Likewise.
2188 * config/arm/cortex-a57.md: Likewise.
2189 * config/arm/arm.c: Likewise.
2190 * config/arm/neon.md: Likewise.
2191 * config/arm/arm-c.c: Likewise.
2192 * config/vms/vms-c.c: Likewise.
2193 * config/s390/s390.c: Likewise.
2194 * config/i386/znver1.md: Likewise.
2195 * config/i386/i386.c: Likewise.
2196 * config/ia64/hpux-unix2003.h: Likewise.
2197 * config/msp430/msp430.md: Likewise.
2198 * config/rx/rx.c: Likewise.
2199 * config/rx/rx.md: Likewise.
2200 * config/aarch64/aarch64-simd.md: Likewise.
2201 * config/aarch64/aarch64.c: Likewise.
2202 * config/nvptx/nvptx.c: Likewise.
2203 * config/bfin/bfin.c: Likewise.
2204 * config/cris/cris.opt: Likewise.
2205 * config/rs6000/rs6000.c: Likewise.
2206 * target.h: Likewise.
2207 * spellcheck.c: Likewise.
2208 * ira-build.c: Likewise.
2209 * tree-inline.c: Likewise.
2210 * builtins.c: Likewise.
2211 * lra-constraints.c: Likewise.
2212 * explow.c: Likewise.
2213 * hwint.h: Likewise.
2214 * targhooks.c: Likewise.
2215 * tree-vect-data-refs.c: Likewise.
2217 * doc/tm.texi: Likewise.
2218 * doc/extend.texi: Likewise.
2219 * doc/install.texi: Likewise.
2220 * doc/md.texi: Likewise.
2221 * tree-ssa-tail-merge.c: Likewise.
2222 * sched-int.h: Likewise.
2223 * match.pd: Likewise.
2224 * sched-ebb.c: Likewise.
2225 * target.def (omit_struct_return_reg): Likewise.
2226 * gimple-ssa-isolate-paths.c: Likewise.
2227 (find_implicit_erroneous_behaviour): Renamed to...
2228 (find_implicit_erroneous_behavior): ... this.
2229 (find_explicit_erroneous_behaviour): Renamed to...
2230 (find_explicit_erroneous_behavior): ... this.
2231 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
2233 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
2235 PR rtl-optimization/64682
2236 PR rtl-optimization/69567
2237 PR rtl-optimization/69737
2238 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
2239 in I2 as well, just lose it.
2241 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2243 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
2245 (aarch64_last_printed_tune_string): Likewise.
2246 (aarch64_declare_function_name): Only output .arch assembler
2247 directive if it will be different from the previously output
2248 directive. Same for .tune comment but only if -dA is set.
2249 (aarch64_start_file): New function.
2250 (TARGET_ASM_FILE_START): Define.
2252 2016-02-11 David Malcolm <dmalcolm@redhat.com>
2255 * Makefile.in (PLUGIN_HEADERS): Add params.list.
2257 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2260 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
2261 -Wmaybe-uninitialized warning.
2263 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
2266 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
2268 2016-02-11 Richard Biener <rguenther@suse.de>
2270 PR rtl-optimization/69291
2271 * ifcvt.c (noce_try_store_flag_constants): Do not allow
2272 subexpressions affected by changing the result.
2274 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
2277 * lra-constraints.c (curr_insn_transform): Find in/out operands
2278 for secondary memory moves. Update dups.
2280 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
2282 PR tree-optimization/69652
2283 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
2284 to nested loop, did source re-formatting, skip debug statements,
2285 add check on statement with volatile operand, remove dead scalar
2288 2016-02-10 Jakub Jelinek <jakub@redhat.com>
2289 Patrick Palka <ppalka@gcc.gnu.org>
2293 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
2294 calls if the return type is TREE_ADDRESSABLE.
2295 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
2296 * ipa-split.c (split_function): Fix doubled "we" in comment.
2297 Use void return type for the split part even if
2298 !split_point->split_part_set_retval.
2300 2016-02-10 Bin Cheng <bin.cheng@arm.com>
2302 PR tree-optimization/68021
2303 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
2304 when computing the value of biv cand by itself.
2306 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2308 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
2309 (cortexa57_tunings): Likewise.
2310 (cortexa72_tunings): Likewise.
2311 (arch_macro_fusion_pair_p): Add support for AES fusion.
2312 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
2313 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
2314 Allow virtual registers before reload so early scheduling works.
2315 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
2316 correct latency and pipeline.
2317 (cortex_a57_crypto_complex): Likewise.
2318 (cortex_a57_crypto_xor): Likewise.
2319 (define_bypass): Add AES bypass.
2321 2016-02-10 Richard Biener <rguenther@suse.de>
2323 PR tree-optimization/69726
2324 * passes.def: Add DCE pass before late uninit.
2325 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
2326 really fixup if-conversions job.
2328 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
2330 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
2331 (arm_cortex_a57_tune): Likewise.
2332 (aarch_macro_fusion_pair_p): Add support for AES fusion.
2333 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
2335 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
2337 * timevar.def (TV_PHASE_DBGINFO): Delete.
2338 (TV_PHASE_CHECK_DBGINFO): Likewise.
2339 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
2341 2016-02-10 Richard Biener <rguenther@suse.de>
2343 PR tree-optimization/69719
2344 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2345 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
2347 2016-02-09 Andrew Pinski <apinski@cavium.com>
2350 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
2351 get_vcond_mask_icode returns false.
2353 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2356 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
2357 an ADDIS that adds a pointer to a large constant that sets the
2358 upper16 bits with a load operation.
2360 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2363 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
2365 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
2367 (vzipq_s16): Likewise.
2368 (vzipq_s32): Likewise.
2369 (vzipq_f32): Likewise.
2370 (vzipq_u8): Likewise.
2371 (vzipq_u16): Likewise.
2372 (vzipq_u32): Likewise.
2373 (vzipq_p8): Likewise.
2374 (vzipq_p16): Likewise.
2376 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
2379 * config/arm/arm.c (neon_endian_lane_map): New function.
2380 (neon_vector_pair_endian_lane_map): New function.
2381 (arm_evpc_neon_vuzp): Allow for big endian lane order.
2382 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
2384 (vuzpq_s16): Likewise.
2385 (vuzpq_s32): Likewise.
2386 (vuzpq_f32): Likewise.
2387 (vuzpq_u8): Likewise.
2388 (vuzpq_u16): Likewise.
2389 (vuzpq_u32): Likewise.
2390 (vuzpq_p8): Likewise.
2391 (vuzpq_p16): Likewise.
2393 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
2396 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
2399 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
2402 truncate const_int operand 1 to QImode.
2404 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
2406 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
2407 corresponding to an abnormal edge.
2409 2016-02-09 Tom de Vries <tom@codesourcery.com>
2411 PR tree-optimization/69599
2412 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
2414 (find_func_aliases_for_builtin_call, find_func_clobbers)
2415 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
2418 2016-02-09 Richard Biener <rguenther@suse.de>
2420 PR tree-optimization/69715
2421 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
2422 LHS on calls as non-rewritable.
2424 2016-02-09 Tom de Vries <tom@codesourcery.com>
2427 * lto-wrapper.c (append_diag_options): New function.
2428 (compile_offload_image): Call append_diag_options.
2430 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
2433 * doc/extend.texi (Flag Output Operands): Correct sectioning.
2434 Minor copy-edit to fix verb tenses.
2436 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2438 PR tree-optimization/69209
2439 * ipa-split.c (split_function): If split part is not
2440 returning retval, retval has gimple type but is not
2441 gimple value, force it into a SSA_NAME first.
2443 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
2445 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
2448 2016-02-08 Jason Merrill <jason@redhat.com>
2451 * convert.c (convert_to_integer_1): Check dofold on truncation
2453 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
2454 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
2455 Rename from *_nofold.
2456 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
2457 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
2459 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
2462 * tree.c (build_common_tree_nodes): Remove short_double argument.
2463 All callers changed.
2464 * tree.h (build_common_tree_nodes): Adjust declaration.
2465 * doc/invoke.texi (-fshort-double): Remove documentation.
2466 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2467 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
2468 * lto-wrapper.c (merge_and_complain, append_compiler_options)
2469 (append_linker_options): Don't handle OPT_fshort_double.
2471 PR rtl-optimization/68730
2472 * lra-remat.c (insn_to_cand_activation): New static variable.
2473 (lra_remat): Allocate and free it.
2474 (create_cand): New arg activation. Initialize a field in
2475 insn_to_cand_activation if it is nonnull.
2476 (create_cands): Pass the activation insn to create_cand when making
2477 a candidate involving an output reload. Reorganize code a little.
2478 (do_remat): Keep track of active status of candidates in a separate
2481 2016-02-08 Richard Biener <rguenther@suse.de>
2483 PR tree-optimization/69719
2484 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
2485 Properly use absolute of the difference of the two offsets to
2486 compare or adjust the segment length.
2488 2016-02-08 Richard Biener <rguenther@suse.de>
2489 Jeff Law <law@redhat.com>
2492 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
2493 types for anonymous SSA names.
2495 2016-02-08 Richard Biener <rguenther@suse.de>
2497 PR rtl-optimization/69274
2498 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
2500 2016-02-08 Jeff Law <law@redhat.com>
2502 PR tree-optimization/65917
2503 * tree-ssa-dom.c (record_temporary_equivalences): Record both
2504 equivalences from if (x == y) style conditionals.
2505 (loop_depth_of_name): Remove.
2506 (record_equality): Remove loop depth check.
2507 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
2508 (const_and_copies::record_const_or_copy_raw): New member function.
2509 * tree-ssa-scopedtables.c
2510 (const_and_copies::record_const_or_copy_raw): New, factored out of
2511 (const_and_copies::record_const_or_copy): Call new member function.
2513 2016-02-05 Jeff Law <law@redhat.com>
2515 PR tree-optimization/68541
2516 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
2517 (count_stmts_in_block): New function.
2518 (poor_ifcvt_candidate_code): Likewise.
2519 (is_feasible_trace): Add some heuristics to determine when path
2520 splitting is profitable.
2521 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
2522 is a diamond with a single exit.
2524 2016-02-05 Martin Sebor <msebor@redhat.com>
2527 * doc/invoke.texi: Update -Wplacement-new to take an optional
2530 2016-02-06 Richard Henderson <rth@redhat.com>
2533 * tree.c (tree_nop_conversion_p): Do not strip casts into or
2534 out of non-standard address spaces.
2536 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2538 PR rtl-optimization/69691
2539 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
2541 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
2543 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
2544 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
2545 (*ieee128_mfvsrd_64bit): Likewise.
2546 (*ieee128_mfvsrd_32bit): Likewise.
2548 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
2552 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2554 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2555 instrumented_version.
2557 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
2559 * doc/invoke.texi (Optimize Options): In table of --param options
2560 rename second occurrence of tracer-min-branch-ratio to
2561 tracer-min-branch-probability, rename
2562 tracer-min-branch-ratio-feedback to
2563 tracer-min-branch-probability-feedback and clarify description,
2564 rename sched-spec-state-edge-prob-cutoff to
2565 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
2566 to selsched-insns-to-rename, rename lto-minpartition to
2567 lto-min-partition, delete reorder-blocks-duplicate and
2568 reorder-blocks-duplicate-feedback.
2570 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2572 * config/s390/s390.c (s390_register_info_set_ranges): Remove
2575 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2577 * doc/extend.texi: S/390: Correct some typos.
2579 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2581 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
2583 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2586 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
2587 (s390_register_info_gprtofpr): Use new macros above.
2588 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
2590 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
2591 its name. Adjust restore and save gpr ranges.
2592 (s390_register_info_set_ranges): New function.
2593 (s390_register_info): Use new macros above. Call
2594 s390_register_info_set_ranges.
2595 (s390_optimize_register_info): Likewise.
2596 (s390_hard_regno_rename_ok): Use new macros.
2597 (s390_hard_regno_scratch_ok): Likewise.
2598 (s390_emit_epilogue): Likewise.
2599 (s390_can_use_return_insn): Likewise.
2600 (s390_optimize_prologue): Likewise.
2601 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
2603 2016-02-05 Jakub Jelinek <jakub@redhat.com>
2606 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
2608 (ix86_option_override_internal): Disable TARGET_STV even for
2609 -m{incoming,preferred}-stack-boundary=3.
2611 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2613 * config.gcc: Mark deprecated rtems targets as obsolete.
2615 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
2617 PR rtl-optimization/64682
2618 PR rtl-optimization/69567
2619 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
2620 before I2 only if the register is both used and set in I2.
2622 2016-02-04 DJ Delorie <dj@redhat.com>
2624 * config/msp430/msp430.c (msp430_start_function): Add function type.
2626 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2629 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
2631 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
2633 PR rtl-optimization/69577
2635 2015-10-29 Richard Henderson <rth@redhat.com>
2639 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
2640 sse check to the exact conditions of PR 67609.
2642 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2645 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
2646 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
2647 not allowed into the traditional Altivec registers.
2648 (movtd_64bit_nodm): Likewise.
2649 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
2651 2016-02-04 David Malcolm <dmalcolm@redhat.com>
2653 * config/aarch64/cortex-a57-fma-steering.c
2654 (aarch64_register_fma_steering): Remove "static" from arguments
2657 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
2660 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
2663 2016-02-04 Mike Frysinger <vapier@gentoo.org>
2665 * doc/invoke.texi: Delete -mno-fma4.
2667 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
2669 PR rtl-optimization/69577
2670 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
2671 (find_subregs_of_mode): Update accordingly. Iterate over partial
2674 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
2676 * config/arm/arm-protos.h (neon_reinterpret): Remove.
2677 * config/arm/arm.c (neon_reinterpret): Remove.
2678 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
2679 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
2680 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
2681 vreinterpretti): Remove.
2682 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
2683 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
2684 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
2685 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
2686 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
2687 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
2688 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
2689 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
2690 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
2691 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
2692 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
2693 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
2694 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
2695 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
2696 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
2697 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
2698 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
2699 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
2700 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
2701 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
2702 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
2703 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
2704 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
2705 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
2706 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
2707 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
2708 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
2709 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
2710 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
2711 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
2712 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
2713 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
2714 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
2715 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
2716 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
2717 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
2718 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
2719 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
2720 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
2721 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
2722 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
2723 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
2724 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
2725 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
2726 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
2727 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
2728 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
2729 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
2730 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
2731 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
2732 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
2733 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
2734 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
2735 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
2736 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
2737 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
2738 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
2739 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
2740 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
2741 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
2742 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
2743 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
2744 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
2745 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
2746 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
2747 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
2748 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
2749 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
2750 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
2751 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
2752 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
2753 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
2754 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
2755 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
2756 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
2757 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
2758 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
2759 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
2760 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
2761 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
2762 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
2763 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
2764 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
2765 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
2766 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
2767 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
2768 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
2769 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
2770 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
2771 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
2772 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
2773 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
2774 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
2775 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
2776 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
2777 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
2778 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
2779 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
2780 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
2781 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
2782 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
2783 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
2784 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
2786 2016-02-04 Martin Liska <mliska@suse.cz>
2789 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
2790 that are gimple_store_p.
2791 (maybe_instrument_call): Likewise.
2793 2016-02-04 Bin Cheng <bin.cheng@arm.com>
2795 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
2796 register scaling out of memory reference and comment why.
2798 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2802 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
2803 folding the source of a SET.
2805 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2809 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
2810 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
2812 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
2816 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
2819 2016-02-04 Christian Bruel <christian.bruel@st.com>
2821 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
2822 * config/arm/arm.c (arm_set_current_function): Likewise.
2824 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2825 Ilya Enkovich <enkovich.gnu@gmail.com>
2826 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/i386/i386.c (convert_scalars_to_vector): Remove
2830 stack alignment fixes.
2831 (ix86_option_override_internal): Disable TARGET_STV if stack
2832 might not be aligned enough.
2833 (ix86_minimum_alignment): Assert that TARGET_STV is false.
2835 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
2837 * gcc/config/i386/x86-tune.def: Disable default prefetching
2840 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2841 Vladimir Makarov <vmakarov@redhat.com>
2844 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
2845 in validating fused toc addresses.
2847 2016-02-03 Jakub Jelinek <jakub@redhat.com>
2850 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
2851 range->m_caret fields if range->m_show_caret_p is false.
2854 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
2855 Force oldval into register if it does not satisfy reg_or_short_operand
2856 predicate. Fix up formatting.
2858 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
2859 Alexandre Oliva <aoliva@redhat.com>
2862 * lra-constraints.c (simplify_operand_subreg): Check additionally
2863 address validity after potential reloading.
2864 (process_address_1): Check insns validity. In case of failure do
2867 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
2870 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
2873 2016-02-02 Jakub Jelinek <jakub@redhat.com>
2875 * wide-int.cc (canonize_uhwi): New function.
2876 (wi::divmod_internal): Use it.
2878 2016-02-02 James Norris <jnorris@codesourcery.com
2880 * gimplify.c (omp_notice_variable): Add usage check.
2882 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
2884 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
2885 like LE, GE, LT, GT when emitting relational operator.
2887 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2889 * ira-costs.c (find_costs_and_classes): Add extra argument.
2890 * target.def (ira_change_pseudo_allocno_class): Add parameter.
2891 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
2892 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
2893 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
2894 Add best_class parameter, and return it if not ALL_REGS.
2895 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
2897 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
2900 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
2902 * config/aarch64/aarch64.c
2903 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
2904 (aarch64_ira_change_pseudo_allocno_class): New function.
2906 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
2909 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
2911 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2913 * config/avr/avr.c (avr_option_override): Set
2914 PARAM_ALLOW_STORE_DATA_RACES to 1.
2916 2016-02-02 Richard Biener <rguenther@suse.de>
2918 PR tree-optimization/69595
2919 * match.pd: Add range test simplifications to true/false.
2921 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
2923 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
2924 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
2927 2016-02-02 Richard Biener <rguenther@suse.de>
2929 PR tree-optimization/69606
2930 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
2931 info on the result before moving a stmt.
2933 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
2936 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
2937 branch with vector comparison.
2938 * config/i386/sse.md (VI48_AVX): New mode iterator.
2939 (define_expand "cbranch<mode>4): Add support for conditional branch
2940 with vector comparison.
2941 * tree-vect-loop.c (optimize_mask_stores): New function.
2942 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
2943 has_mask_store field of vect_info.
2944 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
2945 vectorized loops having masked stores after vec_info destroy.
2946 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
2947 correspondent macros.
2948 (optimize_mask_stores): Add prototype.
2950 2016-02-02 Alan Modra <amodra@gmail.com>
2953 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
2956 2016-02-02 Alan Modra <amodra@gmail.com>
2959 * config/rs6000/rs6000.c (need_toc_init): New var, set it
2960 whenever toc_label_name used.
2961 (rs6000_file_start): Don't set up toc section here,
2962 (rs6000_output_function_epilogue): do so here instead,
2963 (rs6000_xcoff_file_start): and here.
2964 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
2965 (load_toc_aix_di): Likewise.
2967 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2969 PR rtl-optimization/69592
2970 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
2971 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
2972 (num_sign_bit_copies_binary_arith_p): New inline function.
2973 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
2975 2016-02-01 Jeff Law <law@redhat.com>
2977 PR tree-optimization/69580
2978 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
2979 * tree-ssa-threadbackward.c
2980 (fsm_find_control_statement_thread_paths): Do not try to walk
2981 through large PHI nodes.
2983 2016-02-01 Jakub Jelinek <jakub@redhat.com>
2985 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
2986 when count is incremented above limit, don't analyze further
2989 * omp-low.c (oacc_parse_default_dims): Avoid
2990 -Wsign-compare warning, make sure value fits into int
2991 rather than just unsigned int.
2993 2016-02-01 Bin Cheng <bin.cheng@arm.com>
2995 PR tree-optimization/67921
2996 * fold-const.c (split_tree): New parameters. Convert pointer
2997 type variable part to proper type before negating.
2998 (fold_binary_loc): Pass new arguments to split_tree.
3000 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
3002 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
3003 (nvptx_goacc_validate_dims): Extend to handle global defaults.
3004 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
3005 * doc/tm.texti: Rebuilt.
3006 * doc/invoke.texi (fopenacc-dim): Document.
3007 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
3008 (append_compiler_options): Likewise.
3009 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
3010 (oacc_parse_default_dims): New.
3011 (oacc_validate_dims): Add USED arg. Select non-unity default when
3013 (oacc_loop_fixed_partitions): Return mask of used partitions.
3014 (oacc_loop_auto_partitions): Emit dump info.
3015 (oacc_loop_partition): Return mask of used partitions.
3016 (execute_oacc_device_lower): Parse default dimension arg. Adjust
3017 loop partitioning and validation calls.
3019 2016-02-01 Richard Biener <rguenther@suse.de>
3022 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
3024 2016-02-01 Richard Biener <rguenther@suse.de>
3026 PR tree-optimization/69574
3027 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
3028 of asserting return chrec_dont_know.
3030 2016-02-01 Martin Liska <mliska@suse.cz>
3032 * mem-stats-traits.h: Add copyright header.
3033 * mem-stats.h: Likewise.
3035 2016-02-01 Richard Biener <rguenther@suse.de>
3037 PR tree-optimization/69579
3038 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
3039 Do not propagate through abnormal PHI results.
3041 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
3043 * postreload.c (reload_cse_simplify): Remove dead code.
3045 2016-02-01 Jakub Jelinek <jakub@redhat.com>
3047 PR rtl-optimization/69570
3048 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
3049 if there is more than one set, not if there is a single set.
3051 2016-02-01 Richard Henderson <rth@redhat.com>
3054 * combine.c (make_compound_operation): When looking through a
3055 subreg, make sure to re-extend to the width of the outer mode.
3057 2016-01-30 Jakub Jelinek <jakub@redhat.com>
3059 PR tree-optimization/69546
3060 * wide-int.cc (wi::divmod_internal): For unsigned division
3061 where both operands fit into uhwi, if o1 is 1 and o0 has
3062 msb set, if divident_prec is larger than bits per hwi,
3063 clear another quotient word and return 2 instead of 1.
3064 Similarly for remainder with msb in HWI set, if dividend_prec
3065 is larger than bits per hwi.
3067 2016-01-29 Martin Jambor <mjambor@suse.cz>
3069 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
3070 Use short lowercase names.
3071 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
3072 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
3073 acq_rel one. Protect warning agains segfaults if
3074 get_memory_order_name returns NULL.
3075 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
3076 with release semantics. Do not warn if get_memory_order already did.
3077 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
3078 semantics. Fix check for relaxed or acquire semantics. Do not warn
3079 if get_memory_order already did.
3081 2016-01-29 Sebastian Pop <s.pop@samsung.com>
3083 * doc/install.texi: Document that isl-0.16 is supported.
3085 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
3088 * config/i386/constraints.md (Bm): Describe as special memory
3090 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
3091 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
3092 * genpreds.c (struct constraint_data): Add is_special_memory.
3093 (have_special_memory_constraints, special_memory_start): New
3095 (special_memory_end): Ditto.
3096 (add_constraint): Add new arg is_special_memory. Add code to
3097 process its true value. Update have_special_memory_constraints.
3098 (process_define_constraint): Pass the new arg.
3099 (process_define_register_constraint): Ditto.
3100 (choose_enum_order): Process special memory.
3101 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
3102 function insn_extra_special_memory_constraint.
3103 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
3104 * gensupport.c (process_rtx): Process
3105 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
3106 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
3107 * ira-lives.c (single_reg_class): Use
3108 insn_extra_special_memory_constraint.
3109 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
3110 * lra-constraints.c (process_alt_operands): Ditto.
3111 (curr_insn_transform): Use insn_extra_special_memory_constraint.
3112 * recog.c (asm_operand_ok, preprocess_constraints): Process
3114 * reload.c (find_reloads): Ditto.
3115 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
3116 * stmt.c (parse_input_constraint): Use
3117 insn_extra_special_memory_constraint.
3119 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
3122 * lra-splill.c (lra_final_code_change): Revert r229087 by
3123 removing all sub-registers.
3125 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
3128 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
3130 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3133 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
3134 SSE1, copy target into the temporary reg first before recursing
3137 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
3139 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
3142 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
3144 * ginclude/stdarg.h: Test __cplusplus instead of
3145 __GXX_EXPERIMENTAL_CXX0X__.
3147 2016-01-29 Richard Biener <rguenther@suse.de>
3149 PR tree-optimization/69547
3150 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
3151 Do not mark clobbers necessary.
3152 (mark_all_reaching_defs_necessary_1): Likewise.
3154 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3156 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
3157 declaration name with %qs and print it in both error messages.
3158 Also fix indentation.
3160 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
3163 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
3164 trailing blank line from error message.
3166 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
3169 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
3172 2016-01-29 Richard Biener <rguenther@suse.de>
3175 * match.pd: Allow all integral types when simplifying a
3176 widening or sign-changing conversion.
3178 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3180 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
3181 back to setting codegen_error to fail codegen.
3183 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
3186 * config/i386/constraints.md (C): Only accept constant zero operand.
3187 (BC): New constraint.
3188 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
3189 instead of C constraint.
3190 * doc/md.texi (Machine Constraints): Update description
3193 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
3196 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
3198 2016-01-28 Jakub Jelinek <jakub@redhat.com>
3201 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
3204 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
3206 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
3207 branches if using guessed profile.
3209 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
3211 * graphite-optimize-isl.c (optimize_isl): Fix dump.
3213 2016-01-28 Richard Henderson <rth@redhat.com>
3216 * config/aarch64/aarch64-modes.def (CC_Cmode): New
3217 * config/aarch64/aarch64-protos.h: Update.
3218 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
3219 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
3220 (aarch64_get_condition_code_1): Handle CC_Cmode.
3221 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
3222 (*add<mode>3_compareC_cconly_imm): New.
3223 (*add<mode>3_compareC_cconly): New.
3224 (*add<mode>3_compareC_imm): New.
3225 (add<mode>3_compareC): New.
3226 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
3227 to be first. Use aarch64_carry_operation.
3228 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
3229 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
3230 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
3231 (subti3): Use subdi3_compare1.
3232 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
3233 (sub<mode>3_compare1): New.
3234 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
3235 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
3236 (*subsi3_carryin_uxtw): Likewise.
3237 (*ngc<mode>, *ngcsi_uxtw): Likewise.
3238 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
3239 * config/aarch64/iterators.md (DWI): New.
3240 * config/aarch64/predicates.md (aarch64_carry_operation): New.
3241 (aarch64_borrow_operation): New.
3243 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3245 * graphite-optimize-isl.c (optimize_isl): Print a different debug
3246 message when isl does not return a valid schedule.
3248 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3250 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
3251 Remove comments from class declarations: they are already in the code
3254 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3256 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
3258 (ternary_op_to_tree): Same.
3259 (unary_op_to_tree): Same.
3260 (nary_op_to_tree): Same.
3261 (gcc_expression_from_isl_expr_op): Same.
3262 (gcc_expression_from_isl_expression): Same.
3263 (graphite_create_new_loop): Same.
3264 (graphite_create_new_loop_guard): Same.
3265 (build_iv_mapping): Same.
3266 (graphite_create_new_guard): Same.
3267 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
3268 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
3270 2016-01-28 Sebastian Pop <s.pop@samsung.com>
3272 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
3273 instead of setting codegen_error to fail codegen.
3275 2016-01-28 Jason Merrill <jason@redhat.com>
3277 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
3279 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3281 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
3282 Remove CONST_INT_P check in CCMP cost calculation.
3284 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3286 * config/aarch64/aarch64.c (generic_vector_cost):
3287 Set vec_permute_cost.
3288 (cortexa57_vector_cost): Likewise.
3289 (exynosm1_vector_cost): Likewise.
3290 (xgene1_vector_cost): Likewise.
3291 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
3292 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
3293 Add vec_permute_cost entry.
3295 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
3297 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
3299 (add<mode>3_compare0): Likewise.
3300 (addsi3_compare0_uxtw): Likewise.
3301 (add<mode>3nr_compare0): Likewise.
3302 (compare_neg<mode>): Likewise.
3303 (<optab><mode>3): Likewise.
3305 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
3307 * tree-vect-stmts.c (vectorizable_comparison): Add
3308 NULL check for vectype.
3310 2016-01-28 Richard Biener <rguenther@suse.de>
3312 PR tree-optimization/69466
3313 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
3314 Account for PHIs we couldn't duplicate.
3316 2016-01-28 Martin Liska <mliska@suse.cz>
3319 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
3320 instead of ENABLE_VALGRIND_CHECKING.
3322 2016-01-27 Richard Henderson <rth@redhat.com>
3325 * lra-remat.c (subreg_regs): New.
3326 (dump_candidates_and_remat_bb_data): Dump it.
3327 (operand_to_remat): Reject if operand in subreg_regs.
3328 (set_bb_regs): Collect subreg_regs.
3329 (lra_remat): Init and free subreg_regs. Compute
3330 calculate_local_reg_remat_bb_data before create_cands.
3332 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
3335 * config/i386/i386.c (ix86_update_stack_boundary): Don't
3336 change stack_alignment_needed for __tls_get_addr call.
3338 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
3340 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
3342 2016-01-27 Jeff Law <law@redhat.com>
3344 PR tree-optimization/68398
3345 PR tree-optimization/69196
3346 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
3347 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
3348 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3349 Only count PHIs in the last block in the path. The others will
3350 const/copy propagate away. Add heuristic to allow more irreducible
3351 subloops to be created when it is likely profitable to do so.
3353 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3354 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
3355 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
3357 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3360 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
3361 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
3362 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
3363 * tree-streamer-in.c: Include asan.h.
3364 (streamer_get_builtin_tree): For builtins in sanitizer
3365 range call initialize_sanitizer_builtins and retry.
3367 2016-01-27 Ian Lance Taylor <iant@google.com>
3369 * common.opt (fkeep-gc-roots-live): New undocumented option.
3370 * tree-ssa-loop-ivopts.c (add_candidate_1): If
3371 -fkeep-gc-roots-live, skip pointers.
3372 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
3375 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
3379 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
3381 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
3384 * configure.ac: NetBSD provides SSP in its C library.
3385 * configure: Updated.
3387 2016-01-27 Richard Biener <rguenther@suse.de>
3389 PR tree-optimization/69166
3390 * tree-vect-loop.c (vect_is_simple_reduction): Always check
3391 reduction code for commutativity / associativity.
3393 2016-01-27 Martin Jambor <mjambor@suse.cz>
3395 PR tree-optimization/69355
3396 * tree-sra.c (analyze_access_subtree): Correct hole detection when
3397 total_scalarization fails.
3399 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
3401 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
3404 2016-01-27 Christian Bruel <christian.bruel@st.com>
3407 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
3408 Move arm_reset_previous_fndecl and set_target_option_current_node in
3409 the conditional part. Call save_restore_target_globals.
3410 * config/arm/arm.c (arm_set_current_function):
3411 Refactor to better support #pragma target and attribute mix.
3412 Call save_restore_target_globals.
3413 * config/arm/arm-protos.h (save_restore_target_globals): New function.
3415 2016-01-27 Martin Liska <mliska@suse.cz>
3417 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
3418 reference for an HSA kernel and its host function.
3420 2016-01-27 Jakub Jelinek <jakub@redhat.com>
3422 PR tree-optimization/69399
3423 * wide-int.h (wi::lrshift): For larger precisions, only
3424 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
3426 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
3428 * config/arc/predicates.md (proper_comparison_operator): Reject
3429 constant-constant comparison.
3431 2016-01-26 Tom de Vries <tom@codesourcery.com>
3433 PR tree-optimization/69110
3434 * tree-data-ref.c (initialize_data_dependence_relation): Handle
3435 DR_NUM_DIMENSIONS == 0.
3437 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
3438 Sebastian Pop <s.pop@samsung.com>
3440 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
3441 isl_ast_op_cond and isl_ast_op_select.
3442 (gcc_expression_from_isl_expr_op): Same.
3444 2016-01-26 Jason Merrill <jason@redhat.com>
3447 * tree.c (recompute_constructor_flags): Split out from
3449 (verify_constructor_flags): New.
3450 * tree.h: Declare them.
3452 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
3454 PR rtl-optimization/69217
3455 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
3456 are no TYPE_FIELDS set for the record type.
3458 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3461 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
3462 toc_label_name unconditionally.
3463 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
3464 SYMBOL_REF string. Use toc_label_name instead of constructing
3466 (rs6000_elf_declare_function_name): Use toc_label_name instead of
3467 constructing LCTOC1.
3469 2016-01-26 Martin Sebor <msebor@redhat.com>
3472 * doc/extend.texi (Common Type Attributes): Move text that talks about
3473 attribute packed from attribute aligned to the section discussing
3474 the former attribute for clarity.
3476 2016-01-26 Richard Henderson <rth@redhat.com>
3479 * trans-mem.c (tm_region_init): Mark entry block as visited.
3481 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3484 * diagnostic-show-locus.c (layout::print_source_line): Replace
3485 call to pp_newline with call to layout::print_newline.
3486 (layout::print_annotation_line): Likewise.
3487 (layout::move_to_column): Likewise.
3488 (layout::print_any_fixits): After printing any fixits, print a
3489 trailing newline, if necessary.
3490 (layout::print_newline): New method, resetting any colorization
3492 (diagnostic_show_locus): Move the pp_newline to before the
3493 early bailout. Remove dummy block enclosing the layout instance.
3494 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
3495 of pp_newline_and_flush with pp_flush.
3496 (diagnostic_append_note): Delete use of pp_newline.
3497 (diagnostic_append_note_at_rich_loc): Delete.
3498 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
3499 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
3500 when newline characters are added to the buffer.
3502 2016-01-26 Michael Matz <matz@suse.de>
3504 * configure.ac (ac_cv_std_swap_in_utility): New test.
3505 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
3506 * configure: Regenerate.
3507 * config.in: Regenerate.
3509 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
3511 * config/arc/arc.md (cstoresi4): Force operand into register.
3512 (arcset<code>): Fix predicate.
3513 (arcsetltu): Likewise.
3514 (arcsetgeu): Likewise.
3515 (arcsethi): Likewise.
3516 (arcsetls): Likewise.
3518 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3520 PR tree-optimization/69483
3521 * gimple-fold.c (canonicalize_constructor_val): Return NULL
3522 if base has error_mark_node type.
3524 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
3527 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
3528 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
3530 (vget_lane_f16): Handle big-endian.
3531 (vgetq_lane_f16): Likewise.
3532 (vset_lane_f16): Likewise.
3533 (vsetq_lane_f16): Likewise.
3534 * config/arm/iterators.md (VQXMOV): Add V8HF.
3535 (VDQ): Add V4HF and V8HF.
3536 (V_reg): Handle V4HF and V8HF.
3537 (Is_float_mode): Likewise.
3538 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
3539 neon_vdup_nv8hf): New patterns.
3540 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
3541 Use VD_LANE iterator.
3542 (neon_vld1_dup<mode>): Use VQ2 iterator.
3544 2016-01-26 Nathan Sidwell <nathan@acm.org>
3546 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
3547 (set_oacc_fn_attrib): Add IS_KERNEL arg.
3548 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
3549 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
3550 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
3551 (oacc_validate_dims): Add LEVEL arg, don't return level.
3552 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
3554 (execute_oacc_device_lower): Adjust, add more dump output.
3555 * tree-ssa-loop.c (gate_oacc_kernels): Use
3556 oacc_fn_attrib_kernels_p.
3557 * tree-parloops.c (create_parallel_loop): Adjust
3558 set_oacc_fn_attrib call.
3560 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3563 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
3564 (append_compiler_options): Handle -fcilkplus.
3565 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
3567 2016-01-26 Nick Clifton <nickc@redhat.com>
3570 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
3571 been marked as DECL_ONE_ONLY but we do not the means to make it
3572 so, then do not allow it to bind locally.
3574 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3577 * opts.h (parse_sanitizer_options): New prototype.
3578 * opts.c (sanitizer_opts): New array.
3579 (parse_sanitizer_options): New function.
3580 (common_handle_option): Use parse_sanitizer_options.
3582 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
3585 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
3586 alignment adjustment to ...
3587 (ix86_update_stack_boundary): Here. Don't over-align stack for
3589 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
3590 if __tls_get_addr is called.
3592 2016-01-26 Christian Bruel <christian.bruel@st.com>
3594 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
3596 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
3598 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
3600 2016-01-26 Richard Biener <rguenther@suse.de>
3603 * match.pd: Guard X * CST CMP 0 pattern with single_use.
3605 2016-01-26 Richard Biener <rguenther@suse.de>
3607 PR tree-optimization/69452
3608 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
3609 (move_computations_dom_walker::before_dom_children): Rename
3611 (move_computations_worker): This.
3612 (move_computations): Perform an RPO rather than a DOM walk.
3614 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3617 * combine.c (combine_instructions): For REG_EQUAL note with
3618 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
3619 to the underlying register.
3620 * doc/rtl.texi (REG_EQUAL): Document the behavior of
3621 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
3623 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
3626 * config/aarch64/aarch64-builtins.c
3627 (aarch64_init_simd_builtin_types): Do not set structural
3628 equality to __Poly{8,16,64,128}_t types.
3630 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
3632 PR tree-optimization/69400
3633 * wide-int.cc (wi_pack): Take the precision as argument and
3634 perform canonicalization here rather than in the callers.
3635 Use the main loop to handle all full-width HWIs. Add a
3636 zero HWI if in_len isn't a full result.
3637 (wi::divmod_internal): Update accordingly.
3638 (wi::mul_internal): Likewise. Simplify.
3640 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3641 Sebastian Pop <s.pop@samsung.com>
3643 * graphite-poly.c (apply_poly_transforms): Simplify.
3644 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
3645 (print_isl_map): Same.
3646 (print_isl_union_map): Same.
3647 (print_isl_schedule): New.
3648 (debug_isl_schedule): New.
3649 * graphite-dependences.c (scop_get_reads): Do not call
3650 isl_union_map_add_map that is undocumented isl functionality.
3651 (scop_get_must_writes): Same.
3652 (scop_get_may_writes): Same.
3653 (scop_get_original_schedule): Remove.
3654 (scop_get_dependences): Do not call isl_union_map_compute_flow that
3655 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
3656 (compute_deps): Remove.
3657 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
3658 (debug_schedule_ast): New.
3659 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
3660 set_separate_option.
3661 (graphite_regenerate_ast_isl): Add dump.
3662 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
3663 from scop->transformed_schedule.
3664 (graphite_regenerate_ast_isl): Add more dump.
3665 * graphite-optimize-isl.c (optimize_isl): Set
3666 scop->transformed_schedule. Check whether schedules are equal.
3667 (apply_poly_transforms): Move here.
3668 * graphite-poly.c (apply_poly_transforms): ... from here.
3669 (free_poly_bb): Static.
3670 (free_scop): Static.
3671 (pbb_number_of_iterations_at_time): Remove.
3672 (print_isl_ast): New.
3673 (debug_isl_ast): New.
3674 (debug_scop_pbb): New.
3675 * graphite-scop-detection.c (print_edge): Move.
3677 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
3678 (build_scop_scattering): Remove.
3679 (create_pw_aff_from_tree): Assert instead of bailing out.
3680 (add_condition_to_pbb): Remove unused code, do not fail.
3681 (add_conditions_to_domain): Same.
3682 (add_conditions_to_constraints): Remove.
3683 (build_scop_context): New.
3684 (add_iter_domain_dimension): New.
3685 (build_iteration_domains): Initialize pbb->iterators.
3686 Call add_conditions_to_domain.
3689 (index_outermost_in_loop): New.
3690 (index_pbb_in_loop): New.
3691 (outermost_pbb_in): New.
3692 (add_in_sequence): New.
3693 (add_outer_projection): New.
3694 (outer_projection_mupa): New.
3695 (add_loop_schedule): New.
3696 (build_schedule_pbb): New.
3697 (build_schedule_loop): New.
3698 (embed_in_surrounding_loops): New.
3699 (build_schedule_loop_nest): New.
3700 (build_original_schedule): New.
3701 (build_poly_scop): Call build_original_schedule.
3702 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
3703 (free_poly_dr): Remove.
3704 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
3705 (free_poly_bb): Remove.
3706 (debug_loop_vec): Remove.
3707 (print_isl_ast): Declare.
3708 (debug_isl_ast): Declare.
3709 (scop_do_interchange): Remove.
3710 (scop_do_strip_mine): Remove.
3711 (scop_do_block): Remove.
3712 (flatten_all_loops): Remove.
3713 (optimize_isl): Remove.
3714 (pbb_number_of_iterations_at_time): Remove.
3715 (debug_scop_pbb): Declare.
3716 (print_schedule_ast): Declare.
3717 (debug_schedule_ast): Declare.
3718 (struct scop): Remove schedule. Add original_schedule,
3719 transformed_schedule.
3720 (free_gimple_poly_bb): Remove.
3721 (print_generated_program): Remove.
3722 (debug_generated_program): Remove.
3723 (unify_scattering_dimensions): Remove.
3724 * sese.c (print_edge): ... here.
3725 (print_sese): ... here.
3726 (debug_edge): ... here.
3727 (debug_sese): ... here.
3728 * sese.h (print_edge): Declare.
3729 (print_sese): Declare.
3730 (dump_edge): Declare.
3731 (dump_sese): Declare.
3733 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
3734 Sebastian Pop <s.pop@samsung.com>
3736 * Makefile.in: Set ISLVER in site.exp.
3738 2016-01-25 Jakub Jelinek <jakub@redhat.com>
3740 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
3741 DECL_VALUE_EXPR of new_var even for the non-array case. Look
3742 through DECL_VALUE_EXPR for expansion.
3744 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3746 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
3747 the frame info after reload completed.
3749 2016-01-25 Jeff Law <law@redhat.com>
3751 PR tree-optimization/69196
3752 PR tree-optimization/68398
3753 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
3754 tree-ssa-threadupdate.c.
3755 (determine_bb_domination_status): Prototype
3756 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
3757 (determine_bb_domination_status): No longer static.
3758 (valid_jump_thread_path): Remove code to detect characteristics
3759 of the jump thread path not associated with correctness.
3760 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
3761 Correct test for thread path length. Count PHIs for real operands as
3762 statements that need to be copied. Do not count ASSERT_EXPRs.
3763 Look at all the blocks in the thread path. Compute and selectively
3764 filter thread paths based on threading through the latch, threading
3765 a multiway branch or crossing a multiway branch.
3767 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3769 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
3770 decl with __attribute__ ((unused)) annotation.
3772 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
3775 * tree-vect-stmts.c (vectorizable_condition): Check vectype
3776 of operands is compatible with a statement vectype.
3778 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
3780 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
3781 improve wording for mixed storage order support.
3783 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
3785 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
3786 (vcvt_u64_f64): Likewise.
3787 (vcvta_s64_f64): Likewise.
3788 (vcvta_u64_f64): Likewise.
3789 (vcvtm_s64_f64): Likewise.
3790 (vcvtm_u64_f64): Likewise.
3791 (vcvtn_s64_f64): Likewise.
3792 (vcvtn_u64_f64): Likewise.
3793 (vcvtp_s64_f64): Likewise.
3794 (vcvtp_u64_f64): Likewise.
3796 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
3798 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
3799 (arc_init): Check validity mll64 option.
3800 (arc_save_restore): Use double load/store instruction.
3801 (arc_expand_movmem): Likewise.
3802 (arc_split_move): Don't split if we have double load/store
3803 instructions. Returns a boolean.
3804 (arc_process_double_reg_moves): Change function to return boolean
3805 instead of a sequence of instructions.
3806 (arc_dwarf_register_span): New function.
3807 * config/arc/arc-protos.h (arc_split_move): Change prototype.
3808 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
3809 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
3810 (*movdf_insn): Likewise.
3811 * config/arc/arc.opt (mll64): New option.
3812 * config/arc/predicates.md (even_register_operand): New predicate.
3813 * doc/invoke.texi (ARC Options): Add mll64 documentation.
3815 2016-01-25 Richard Biener <rguenther@suse.de>
3818 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
3819 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
3821 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
3823 2016-01-25 Richard Biener <rguenther@suse.de>
3825 PR tree-optimization/69376
3826 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
3828 (VN_INFO_ANTI_RANGE_P): New inline.
3829 (VN_INFO_RANGE_TYPE): Likewise.
3830 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
3831 SSA_NAME_ANTI_RANGE_P.
3832 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
3833 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3834 Properly query VN_INFO_RANGE_TYPE.
3836 2016-01-25 Nick Clifton <nickc@redhat.com>
3839 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
3841 2016-01-23 Tom de Vries <tom@codesourcery.com>
3843 PR tree-optimization/69426
3844 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
3847 2016-01-23 Jakub Jelinek <jakub@redhat.com>
3849 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
3850 "the the" with "the" in the comments.
3851 * ipa-devirt.c (build_type_inheritance_graph,
3852 update_type_inheritance_graph): Likewise.
3853 * tree.c (build_function_type_list_1): Likewise.
3854 * cfgloopmanip.c (scale_loop_profile): Likewise.
3855 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
3856 * gimple-ssa-split-paths.c
3857 (find_block_to_duplicate_for_splitting_paths): Likewise.
3858 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
3859 * expr.c (convert_move): Likewise.
3860 * var-tracking.c (vt_stack_adjustments): Likewise.
3861 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3862 * tree-vrp.c (test_for_singularity): Likewise.
3864 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
3865 directly instead of building a temporary tree.
3868 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
3869 remove <algorithm> include.
3871 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3874 * config/i386/i386.c: Include dojump.h.
3875 (expand_small_movmem_or_setmem,
3876 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
3878 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
3879 if dynamic_check != -1.
3881 2016-01-21 Jeff Law <law@redhat.com>
3884 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
3885 record_temporary_equivalences. Rewritten to avoid unnecessary calls
3886 into dominated_by_p.
3887 (cprop_into_successor_phis): Avoid unnecessary tests.
3889 2016-01-22 Richard Henderson <rth@redhat.com>
3892 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
3893 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
3895 2016-01-22 Michael Matz <matz@suse.de>
3897 * system.h (string, algorithm): Include only conditionally.
3898 (new): Include always under C++.
3899 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
3900 * final.c (toplevel): Ditto.
3901 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
3902 * genconditions.c (write_header): Make gencondmd.c define
3904 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
3906 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
3907 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
3909 2016-01-22 Christian Bruel <christian.bruel@st.com>
3912 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
3914 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3917 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
3918 define_insn_and_split. Ensure operands[1] and operands[0] do not
3919 get assigned the same register.
3921 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
3923 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
3925 2016-01-22 Christian Bruel <christian.bruel@st.com>
3927 * config/arm/arm-c.c (arm_pragma_target_parse):
3928 Remove warn_builtin_macro_redefined overwrite.
3930 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3932 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
3933 flag_non_call_exceptions compatibility.
3935 2016-01-22 Jakub Jelinek <jakub@redhat.com>
3938 * dwarf2out.c (add_child_die_after): New function.
3939 (dwarf_qual_info_t): New type.
3940 (dwarf_qual_info): New variable.
3941 (qualified_die_p): New function.
3942 (modified_type_die): For -fdebug-types-section, ensure
3943 canonical order of qualifiers. Put qualified DIEs adjacent
3944 to the corresponding non-qualified type DIE and search there
3945 for existing qualified DIEs.
3947 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
3949 * doc/extend.texi (scalar_storage_order type attribute): Document
3950 restriction on type punning and aliasing, and remove future tense.
3952 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
3955 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
3958 2016-01-21 Jeff Law <law@redhat.com>
3961 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
3962 useless call to record_temporary_equivalences.
3963 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
3964 allocate 10 slots in the bb_path vector and let it grow as needed.
3965 (fsm_find_control_statement_thread_paths): Similarly for the next_path
3968 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
3970 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
3972 * configure: Regenerate.
3974 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
3976 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
3977 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
3979 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
3982 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
3983 drop EXPAND_INITIALIZER.
3984 * rtl.h (contains_symbolic_reference_p): Declare.
3985 * rtlanal.c (contains_symbolic_reference_p): New function.
3986 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
3987 a subtraction into a NOT if symbolic constants are involved.
3989 2016-01-21 Anton Blanchard <anton@samba.org>
3990 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3993 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
3995 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
3998 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
4000 * config/microblaze/microblaze.c
4001 (get_branch_target): New.
4002 (insert_wic_for_ilb_runout): New.
4004 (microblaze_machine_dependent_reorg): New.
4005 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
4006 * config/microblaze/microblaze.md
4007 (UNSPEC_IPREFETCH): Define.
4008 (iprefetch): New pattern
4009 * config/microblaze/microblaze.opt
4010 (mxl-prefetch): New flag.
4012 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
4014 * config/microblaze/microblaze.h
4015 (FIXED_REGISTERS): Update in macro.
4016 (CALL_USED_REGISTERS): Update in macro.
4018 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
4020 PR rtl-optimization/68920
4021 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
4024 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
4026 PR rtl-optimization/68990
4027 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
4028 pseudo instead of inheritance ones.
4030 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4031 Nick Clifton <nickc@redhat.com>
4035 * config/mips/mips.c (mips_compute_frame_info): Initialise
4036 args_size and hard_frame_pointer_offset fields of the frame
4037 structure before calling mips_global_pointer.
4039 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
4041 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
4043 * configure: Regenerate.
4045 2016-01-21 Richard Biener <rguenther@suse.de>
4047 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
4049 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
4051 * config/s390/s390.c (s390_asm_declare_function_size): Add code
4052 to actually emit the .size directive.
4054 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
4055 Jakub Jelinek <jakub@redhat.com>
4059 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
4060 args array size by one to avoid buffer overflow.
4062 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
4064 * config/s390/s390.md (pool_section_start): Use switch_to_section
4065 to select proper read-only data section instead of hardcoding
4067 (pool_section_end): Use switch_to_section to match the above.
4069 2016-01-21 Richard Biener <rguenther@suse.de>
4071 PR tree-optimization/69378
4072 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
4073 (set_ssa_val_to): Use it for dominance checks taking into
4074 account not executable edges.
4076 2016-01-21 Jakub Jelinek <jakub@redhat.com>
4079 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
4080 for bitsize instead of GET_MODE_PRECISION (mode).
4082 2016-01-20 Martin Sebor <msebor@redhat.com>
4085 * extend.texi (__sync Builtins): Clarify the semantics of
4086 __sync_fetch_and_OP built-ins on pointers.
4087 (__atomic Builtins): Same.
4089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4090 Sebastian Pop <s.pop@samsung.com>
4092 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
4093 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
4094 (is_valid_rename): Same.
4095 (translate_isl_ast_to_gimple::get_rename): Same.
4096 (translate_isl_ast_to_gimple::rename_all_uses): Same.
4097 (translate_isl_ast_to_gimple::rename_uses): Same.
4098 (get_new_name): Check for close_phi nodes.
4099 (copy_loop_phi_args): Use phi_node_kind.
4100 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
4101 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
4103 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4104 Sebastian Pop <s.pop@samsung.com>
4106 Revert commit r229783.
4107 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
4108 Remove use of parameter_rename_map.
4110 (copy_internal_parameters): Remove.
4111 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
4112 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
4113 (free_sese_info): Do not free parameter_rename_map.
4114 (set_rename): Do not use parameter_rename_map.
4115 (rename_uses): Update call to set_rename.
4116 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
4117 * sese.h (parameter_rename_map_t): Remove.
4118 (struct sese_info_t): Remove field parameter_rename_map.
4120 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4121 Sebastian Pop <s.pop@samsung.com>
4123 * graphite-isl-ast-to-gimple.c: Fix comment.
4124 * graphite-scop-detection.c (defined_in_loop_p): New.
4125 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
4126 names defined in loop.
4128 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4129 Sebastian Pop <s.pop@samsung.com>
4131 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
4132 Discard unstructured if-then-else regions.
4134 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4135 Sebastian Pop <s.pop@samsung.com>
4137 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
4138 (cleanup_loop_iter_dom): Remove.
4139 (build_loop_iteration_domains): Remove.
4140 (build_scop_context): Remove.
4141 (build_scop_iteration_domain): Remove.
4142 (add_loop_constraints): New.
4143 (build_iteration_domains): New.
4144 (build_poly_scop): Call build_iteration_domains.
4146 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4147 Sebastian Pop <s.pop@samsung.com>
4149 * graphite-scop-detection.c
4150 (scop_detection::harmful_loop_in_region): Free dom and loops.
4151 (scop_detection::loop_body_is_valid_scop): Free bbs.
4153 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4154 Sebastian Pop <s.pop@samsung.com>
4156 * graphite-scop-detection.c (record_loop_in_sese): New.
4157 (gather_bbs::before_dom_children): Call record_loop_in_sese.
4158 (build_scops): Remove call to build_sese_loop_nests.
4159 * sese.c (sese_record_loop): Remove.
4160 (build_sese_loop_nests): Remove.
4161 (new_sese_info): Remove region->loops.
4162 (free_sese_info): Same.
4163 * sese.h (sese_contains_loop): Same.
4164 (build_sese_loop_nests): Remove.
4165 (sese_contains_loop): Remove.
4167 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4168 Sebastian Pop <s.pop@samsung.com>
4170 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
4171 loop_is_valid_in_scop.
4172 (scop_detection::harmful_stmt_in_region): Renamed
4173 harmful_loop_in_region.
4174 Call loop_is_valid_in_scop.
4176 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4177 Sebastian Pop <s.pop@samsung.com>
4179 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
4182 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4183 Sebastian Pop <s.pop@samsung.com>
4185 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
4186 * graphite.h (struct poly_bb): Remove field is_reduction.
4187 (PBB_IS_REDUCTION): Remove.
4189 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
4190 Sebastian Pop <s.pop@samsung.com>
4192 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
4193 (add_pdr_constraints): Same.
4194 (scop_get_reads): Same.
4195 (scop_get_must_writes): Same.
4196 (scop_get_may_writes): Same.
4197 (scop_get_original_schedule): Same.
4198 (extend_schedule): Same.
4199 (apply_schedule_on_deps): Same.
4200 (carries_deps): Same.
4201 (compute_deps): Same.
4202 (scop_get_dependences): Same.
4203 * graphite-isl-ast-to-gimple.c
4204 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
4205 * graphite-optimize-isl.c (get_schedule_for_band): Same.
4206 (get_schedule_for_band_list): Same.
4207 (get_schedule_map): Same.
4208 (apply_schedule_map_to_scop): Same.
4209 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
4210 (build_loop_iteration_domains): Same.
4211 (add_condition_to_pbb): Same.
4212 (add_param_constraints): Same.
4213 (pdr_add_memory_accesses): Same.
4214 (pdr_add_data_dimensions): Same.
4216 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
4218 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
4221 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
4223 * common.opt (feliminate-dwarf2-dups): Replace references to
4224 "DWARF 2" with just "DWARF".
4225 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
4226 * doc/extend.texi: Likewise.
4227 * doc/cpp.texi: Likewise.
4228 * doc/invoke.texi: Likewise.
4229 (Option Summary): Add -gdwarf to list of Debugging Options.
4230 (Debugging Options): Document -gdwarf.
4231 * doc/contrib.texi: Spell "DWARF" like that.
4233 2016-01-21 Jakub Jelinek <jakub@redhat.com>
4235 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
4236 warning. Fix up formatting.
4239 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
4240 attempt to mark memory input operand addressable and
4241 call prepare_gimple_addressable in that case. Don't adjust
4242 input_location for diagnostics, use error_at instead.
4244 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
4246 * config/rs6000/ppc-auxv.h: New file.
4247 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
4249 (cpu_supports): Likewise.
4250 * config/rs6000/rs6000.c: include "ppc-auxv.h".
4251 (cpu_is_info): New variable.
4252 (cpu_supports_info): Likewise.
4253 (tcb_verification_symbol): Likewise.
4254 (cpu_builtin_p): Likewise.
4255 (cpu_expand_builtin): New function.
4256 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
4257 (rs6000_init_builtins): Likewise.
4258 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
4259 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
4260 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
4261 * configure: Regenerate.
4262 * config.in: Likewise.
4263 * doc/extend.texi (PowerPC Built-in Functions): Document
4264 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
4266 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
4269 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
4271 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
4274 2016-01-20 Richard Henderson <rth@redhat.com>
4280 * tree.c (tm_define_builtin): New.
4281 (find_tm_vector_type): New.
4282 (build_tm_vector_builtins): New.
4283 (build_common_builtin_nodes): Call it.
4285 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
4287 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
4288 (arm_fp_ok): Likewise.
4290 (arm_crypto): Likewise.
4292 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
4293 Richard Biener <rguenther@suse.de>
4295 PR tree-optimization/69328
4296 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
4297 vectors have same number of elements.
4298 (vectorizable_condition): Fix masked version recognition.
4300 2016-01-20 Richard Biener <rguenther@suse.de>
4302 PR tree-optimization/69345
4303 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
4304 (VN_INFO_PTR_INFO): Likewise.
4305 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
4306 info when it is equal between non-dominating SSA names.
4307 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4308 Make sure to look at original SSA infos.
4310 2016-01-20 Jeff Law <law@redhat.com>
4313 * config/m68k/predicates.md (pow2_m1_operand): New predicate
4315 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
4316 (pc_or_label_operand): New predicate.
4317 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
4318 tests for small integers that are 2^n - 1.
4320 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
4322 * doc/invoke.texi (Options Summary): Add '.' after @xref.
4324 2016-01-19 Jeff Law <law@redhat.com>
4327 * tree-ssa-threadbackwards.c
4328 (fsm_find_control_statement_thread_paths): Do not try to lookup
4329 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
4331 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4333 * doc/lto.texi: Remove text that says only Gold has linker plugin
4336 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
4338 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
4339 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
4340 the DIE accordingly.
4341 (modified_type_die): Add REVERSE parameter and pass it recursively,
4342 as well as to base_type_die. Adjust presence check accordingly.
4343 (base_type_for_mode): Adjust call to modified_type_die.
4344 (add_type_attribute): Add REVERSE parameter and pass it to
4346 (generic_parameter_die): Adjust call to add_type_attribute.
4347 (add_scalar_info): Likewise.
4348 (add_subscript_info): Likewise.
4349 (gen_array_type_die): Likewise.
4350 (gen_descr_array_type_die): Likewise.
4351 (gen_entry_point_die): Likewise.
4352 (gen_enumeration_type_die): Likewise.
4353 (gen_formal_parameter_die): Likewise.
4354 (gen_subprogram_die): Likewise.
4355 (gen_variable_die ): Likewise.
4356 (gen_const_die): Likewise.
4357 (gen_field_die): Likewise.
4358 (gen_pointer_type_die): Likewise.
4359 (gen_reference_type_die): Likewise.
4360 (gen_ptr_to_mbr_type_die): Likewise.
4361 (gen_inheritance_die): Likewise.
4362 (gen_subroutine_type_die): Likewise.
4363 (gen_typedef_die): Likewise.
4364 (force_type_die): Adjust call to modified_type_die.
4366 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
4368 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
4369 flow throughout the file. Fix broken link to Objective-C 2.0
4371 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
4374 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4376 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
4378 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4381 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
4382 (maybe_record_node): Record cxa_pure_virtual as the only possible
4383 target if there are not ohter candidates.
4384 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
4386 2016-01-19 Richard Biener <rguenther@suse.de>
4388 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
4389 (get_memory_order): Likewise.
4391 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
4393 * tree-vect-stmts.c (vectorizable_store): Check
4396 2016-01-19 David Malcolm <dmalcolm@redhat.com>
4399 * gcc.c (driver::decode_argv): Add call to
4400 init_opts_obstack before init_options_struct.
4401 * opts.c (init_opts_obstack): Remove idempotency.
4402 (init_options_struct): Replace call to init_opts_obstack
4403 with a gcc_assert to verify that it has already been called.
4404 * toplev.c (toplev::main): Add call to init_opts_obstack before
4405 calls to init_options_struct.
4406 (toplev::finalize): Move cleanup of opts_obstack next to
4407 cleanup of save_decoded_options, clearing the latter, and
4408 save_decoded_options_count.
4410 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4413 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
4414 attribute to unconditional. Remove %? from output template.
4416 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4417 Jiong Wang <jiong.wang@arm.com>
4419 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
4420 generated from different expand order.
4422 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4424 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
4425 Add support for CCMP costing.
4427 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4429 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
4430 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
4431 (fccmpe<mode>): Likewise.
4432 (fcmp): Rename to fcmp and globalize pattern.
4434 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
4435 (aarch64_gen_ccmp_next): Add FP support.
4437 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
4439 * target.def (gen_ccmp_first): Update documentation.
4440 (gen_ccmp_next): Likewise.
4441 * doc/tm.texi (gen_ccmp_first): Update documentation.
4442 (gen_ccmp_next): Likewise.
4443 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
4444 expand_ccmp_expr_1. Improve comments.
4445 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
4446 (ccmp_ior<mode>): Remove pattern.
4447 (cmp<mode>): Remove expand.
4448 (cmp): Globalize pattern.
4449 (cstorecc4): Use cc_register.
4450 (mov<mode>cc): Remove ccmp_cc_register check.
4451 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
4452 Simplify after removal of CC_DNE/* modes.
4453 (aarch64_ccmp_mode_to_code): Remove.
4454 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
4455 In 'k' case use integer as condition.
4456 (aarch64_nzcv_codes): Remove inverted cases.
4457 (aarch64_code_to_ccmode): Remove.
4458 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
4459 comparison with CC register to be used in folowing CCMP/branch/CSEL.
4460 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
4461 pattern. Return the comparison with CC register. Invert conditions
4463 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
4464 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
4466 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4468 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4469 instrumented_version.
4471 2016-01-19 Richard Biener <rguenther@suse.de>
4473 PR tree-optimization/69336
4474 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
4475 handled components with get_ref_base_and_extent.
4476 (equal_mem_array_ref_p): Adjust.
4478 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4481 * shrink-wrap.c: Include valtrack.h.
4482 (move_insn_for_shrink_wrap): Add DEBUG argument. If
4483 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
4484 in between insn and where it will be moved to. Call
4485 dead_debug_insert_temp.
4486 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
4487 first and dead_debug_local_finish at the end.
4488 For uses and defs bitmap, handle all regs in between REGNO and
4489 END_REGNO, not just the first one.
4491 2016-01-19 Richard Biener <rguenther@suse.de>
4493 PR tree-optimization/69352
4494 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
4495 (equal_mem_array_ref_p): Constrain size and max size properly.
4496 Compare the reverse flag.
4498 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
4500 * ira.c (ira): Update regstat data if we deleted insns.
4502 2016-01-19 Jakub Jelinek <jakub@redhat.com>
4504 PR rtl-optimization/68955
4505 PR rtl-optimization/64557
4506 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
4507 here. Fix up formatting.
4508 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
4510 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4513 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
4514 assume that the node has body.
4515 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
4518 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4520 * lto-streamer-out.c (lto_output): Do not stream instrumentation
4523 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4525 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
4526 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
4528 2016-01-19 Martin Jambor <mjambor@suse.cz>
4529 Martin Liska <mliska@suse.cz>
4530 Michael Matz <matz@suse.de>
4532 * Makefile.in (OBJS): Add new source files.
4533 (GTFILES): Add hsa.c.
4534 * common.opt (disable_hsa): New variable.
4535 (-Whsa): New warning.
4536 * config.in (ENABLE_HSA): New.
4537 * configure.ac: Treat hsa differently from other accelerators.
4538 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
4540 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
4541 * doc/install.texi (Configuration): Document --with-hsa-runtime,
4542 --with-hsa-runtime-include, --with-hsa-runtime-lib and
4544 * doc/invoke.texi (-Whsa): Document.
4545 (hsa-gen-debug-stores): Likewise.
4546 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
4547 to invoke offload compiler for hsa acclerator.
4548 * opts.c (common_handle_option): Determine whether HSA offloading
4549 should be performed.
4550 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
4551 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
4552 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
4553 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
4554 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
4555 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
4556 GF_OMP_FOR_KIND_GRID_LOOP.
4557 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
4558 (pp_gimple_stmt_1): Likewise.
4559 * gimple-walk.c (walk_gimple_stmt): Likewise.
4560 * gimple.c (gimple_build_omp_grid_body): New function.
4561 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
4562 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
4563 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
4564 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
4565 GF_OMP_TEAMS_GRID_PHONY.
4566 (gimple_statement_omp_single_layout): Updated comments.
4567 (gimple_build_omp_grid_body): New function.
4568 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
4569 (gimple_omp_for_grid_phony): New function.
4570 (gimple_omp_for_set_grid_phony): Likewise.
4571 (gimple_omp_parallel_grid_phony): Likewise.
4572 (gimple_omp_parallel_set_grid_phony): Likewise.
4573 (gimple_omp_teams_grid_phony): Likewise.
4574 (gimple_omp_teams_set_grid_phony): Likewise.
4575 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
4576 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
4577 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
4578 (BUILT_IN_GOMP_TARGET): Updated type.
4579 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
4580 (adjust_for_condition): New function.
4581 (get_omp_for_step_from_incr): Likewise.
4582 (extract_omp_for_data): Moved parts to adjust_for_condition and
4583 get_omp_for_step_from_incr.
4584 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
4585 (fixup_child_record_type): Bail out if receiver_decl is NULL.
4586 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
4587 (scan_omp_parallel): Do not create child functions for phony
4589 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
4590 (scan_omp_1_op): Checking assert we are not remapping to
4591 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
4592 (parallel_needs_hsa_kernel_p): New function.
4593 (expand_parallel_call): Register apprpriate parallel child
4594 functions as HSA kernels.
4595 (grid_launch_attributes_trees): New type.
4596 (grid_attr_trees): New variable.
4597 (grid_create_kernel_launch_attr_types): New function.
4598 (grid_insert_store_range_dim): Likewise.
4599 (grid_get_kernel_launch_attributes): Likewise.
4600 (get_target_argument_identifier_1): Likewise.
4601 (get_target_argument_identifier): Likewise.
4602 (get_target_argument_value): Likewise.
4603 (push_target_argument_according_to_value): Likewise.
4604 (get_target_arguments): Likewise.
4605 (expand_omp_target): Call get_target_arguments instead of looking
4606 up for teams and thread limit.
4607 (grid_expand_omp_for_loop): New function.
4608 (grid_arg_decl_map): New type.
4609 (grid_remap_kernel_arg_accesses): New function.
4610 (grid_expand_target_kernel_body): New function.
4611 (expand_omp): Call it.
4612 (lower_omp_for): Do not emit phony constructs.
4613 (lower_omp_taskreg): Do not emit phony constructs but create for them
4614 a temporary variable receiver_decl.
4615 (lower_omp_taskreg): Do not emit phony constructs.
4616 (lower_omp_teams): Likewise.
4617 (lower_omp_grid_body): New function.
4618 (lower_omp_1): Call it.
4619 (grid_reg_assignment_to_local_var_p): New function.
4620 (grid_seq_only_contains_local_assignments): Likewise.
4621 (grid_find_single_omp_among_assignments_1): Likewise.
4622 (grid_find_single_omp_among_assignments): Likewise.
4623 (grid_find_ungridifiable_statement): Likewise.
4624 (grid_target_follows_gridifiable_pattern): Likewise.
4625 (grid_remap_prebody_decls): Likewise.
4626 (grid_copy_leading_local_assignments): Likewise.
4627 (grid_process_kernel_body_copy): Likewise.
4628 (grid_attempt_target_gridification): Likewise.
4629 (grid_gridify_all_targets_stmt): Likewise.
4630 (grid_gridify_all_targets): Likewise.
4631 (execute_lower_omp): Call grid_gridify_all_targets.
4632 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
4633 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
4634 (tree_omp_clause): Added union field dimension.
4635 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
4636 * tree.c (omp_clause_num_ops): Added number of arguments of
4637 OMP_CLAUSE__GRIDDIM_.
4638 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
4639 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
4640 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
4641 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
4642 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
4643 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
4644 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
4645 * tree-pass.h (make_pass_gen_hsail): Declare.
4646 (make_pass_ipa_hsa): Likewise.
4647 * ipa-hsa.c: New file.
4648 * lto-section-in.c (lto_section_name): Add hsa section name.
4649 * lto-streamer.h (lto_section_type): Add hsa section.
4650 * timevar.def (TV_IPA_HSA): New.
4651 * hsa-brig-format.h: New file.
4652 * hsa-brig.c: New file.
4653 * hsa-dump.c: Likewise.
4654 * hsa-gen.c: Likewise.
4657 * toplev.c (compile_file): Call hsa_output_brig.
4658 * hsa-regalloc.c: New file.
4660 2016-01-18 Jeff Law <law@redhat.com>
4662 PR tree-optimization/69320
4663 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
4664 ranged object, do nothing if the RHS constant is not [0..1].
4665 (optimize_stmt): Comparing a boolean ranged object against a
4666 constant outside [0..1] results in a compile-time constant.
4668 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
4671 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
4673 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4674 (Option Summary): Update to reflect new section and moved options.
4675 (C++ Dialect Options): Move -fstats to new section.
4676 (Debugging Options): Move all dump, statistics, and other GCC
4677 developer options to new section. Rewrite section introduction
4678 and re-order remaining options to put the more basic ones first.
4679 (Optimization Options): Move -fira-verbose and -flto-report* to
4681 (Developer Options): New section incorporating moved options.
4682 * doc/cppopts.texi (-dM): Update cross-reference.
4684 2016-01-18 Richard Henderson <rth@redhat.com>
4687 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
4688 operands to pseudo only if CSE is expected. Split long immediate
4689 operands only after reload, and for the stack pointer.
4690 (*add<GPI>3_pluslong): Remove.
4691 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
4692 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
4693 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
4694 (*add<GPI>3 peepholes): New.
4695 (*add<GPI>3 splitters): New.
4696 * config/aarch64/constraints.md (Upl): New.
4697 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
4699 2016-01-18 Richard Biener <rguenther@suse.de>
4701 PR tree-optimization/69297
4702 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
4704 (vect_bb_vectorization_profitable_p): Clear visited flag again.
4706 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4709 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
4710 of mixind vector and scalar types.
4711 (fold_relational_const): Add handling of vector
4712 comparison with boolean result.
4713 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
4714 comparison of vector operands with boolean result for EQ/NE only.
4715 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
4716 (verify_gimple_cond): Likewise.
4717 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
4720 2016-01-18 Joseph Myers <joseph@codesourcery.com>
4722 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
4725 2016-01-18 Richard Biener <rguenther@suse.de>
4728 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
4730 2016-01-18 Tom de Vries <tom@codesourcery.com>
4732 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
4734 2016-01-18 Tom de Vries <tom@codesourcery.com>
4736 * omp-low.c (set_oacc_fn_attrib): Make extern.
4737 * omp-low.h (set_oacc_fn_attrib): Declare.
4738 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
4739 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
4740 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
4741 Add and handle function parameter oacc_kernels_p.
4742 (find_reduc_addr, get_omp_data_i_param): New function.
4743 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
4744 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
4745 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
4746 Calculate dominance info. Skip loops that are not in a kernels region
4747 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
4748 (pass_parallelize_loops::execute): Call parallelize_loops with
4749 oacc_kernels_p argument.
4750 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
4751 New member function.
4752 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
4753 * passes.def: Add argument to pass_parallelize_loops instantation.
4755 2016-01-18 Tom de Vries <tom@codesourcery.com>
4757 * tree-parloops.c (pass_parallelize_loops::execute): Allow
4758 pass_parallelize_loops to be run outside the loop pipeline.
4760 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4762 * tree-scalar-evolution.c (follow_copies_to_constant): New.
4763 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
4765 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4768 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
4769 using get_ref_base_and_extent.
4770 (equal_mem_array_ref_p): New.
4771 (hashable_expr_equal_p): Add call to previous.
4773 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
4776 * tree-sra.c (disqualified_constants, constant_decl_p): New.
4777 (sra_initialize): Allocate disqualified_constants.
4778 (sra_deinitialize): Free disqualified_constants.
4779 (disqualify_candidate): Update disqualified_constants when appropriate.
4780 (create_access): Scan for constant-pool entries as we go along.
4781 (scalarizable_type_p): Add check against type_contains_placeholder_p.
4782 (maybe_add_sra_candidate): Allow constant-pool entries.
4783 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
4784 (initialize_constant_pool_replacements): New.
4785 (sra_modify_assign): Avoid mangling assignments created by previous,
4786 and don't generate writes into constant pool.
4787 (sra_modify_function_body): Call initialize_constant_pool_replacements.
4789 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
4791 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
4793 (scalar_chain::convert_op): Likewise.
4794 * config/i386/i386.md (*andndi3_doubleword): New.
4796 2016-01-18 Richard Biener <rguenther@suse.de>
4798 PR tree-optimization/69170
4799 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
4800 building a vector from scalar results of a pattern stmt.
4802 2016-01-18 Jakub Jelinek <jakub@redhat.com>
4804 * haifa-sched.c (autopref_multipass_init): Work around
4805 -Wmaybe-uninitialized warning.
4807 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4809 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
4810 against the constant 0.
4812 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4814 PR tree-optimization/68799
4815 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
4816 look up phi candidates in the statement-candidate map.
4817 (phi_add_costs): Likewise.
4818 (record_phi_increments): Likewise.
4819 (phi_incr_cost): Likewise.
4820 (ncd_with_phi): Likewise.
4821 (all_phi_incrs_profitable): Likewise.
4823 2016-01-17 Jakub Jelinek <jakub@redhat.com>
4825 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
4826 -Wmaybe-uninitialized warning.
4828 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
4830 * doc/invoke.texi (Invoking GCC): Add new section to menu.
4831 (Option Summary): Update to reflect new section and moved options.
4832 (C++ Dialect Options): Move -fvtable-verify and related options.
4833 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
4834 and profiling-related options.
4835 (Optimization Options): Move profile generation options and
4836 -fstack-protector and related options.
4837 (Instrumentation Options): New section incorporating moved options.
4838 (Code Generation Options): Move -finstrument-functions and
4839 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
4841 2016-01-16 Tom de Vries <tom@codesourcery.com>
4843 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
4845 2016-01-16 Tom de Vries <tom@codesourcery.com>
4847 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
4849 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
4851 * hash-table.h (hash_table::empty): Turn into an inline wrapper
4852 that checks whether the table is already empty. Rename the
4853 original implementation to...
4854 (hash_table::empty_slot): ...this new private function.
4856 2016-01-15 David Malcolm <dmalcolm@redhat.com>
4859 * diagnostic-show-locus.c (layout::print_source_line): Move x
4860 offset of line until after call to
4861 get_line_width_without_trailing_whitespace.
4863 2016-01-15 Jeff Law <law@redhat.com>
4865 PR tree-optimization/69270
4866 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
4867 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
4868 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
4869 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
4870 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4871 ssa_name_has_boolean_range and constant_boolean_node.
4873 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
4875 PR rtl-optimization/69030
4876 * lra-spills.c (remove_pseudos): Check nrefs and make the function
4878 (spill_pseudos): Delete debug insn for dead pseudo.
4879 (lra_spill): Initiate spill_hard_reg and slots memory separately.
4881 2016-01-15 Jiong Wang <jiong.wang@arm.com>
4883 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
4885 (TYPES_UNOPUS): Likewise.
4886 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
4887 builtin type, from UNOP to UNOPUS.
4888 (lbtruncuv4sf): Likewise.
4889 (lbtruncuv2df): Likewise.
4890 (lrounduv2sf): Likewise.
4891 (lrounduv4sf): Likewise.
4892 (lrounduv2df): Likewise.
4893 (lroundusf): Likewise.
4894 (lroundusf): Likewise.
4895 (lceiluv2sf): Likewise.
4896 (lceiluv4sf): Likewise.
4897 (lceiluv2df): Likewise.
4898 (lceilusf): Likewise.
4899 (lceiludf): Likewise.
4900 (lflooruv2sf): Likewise.
4901 (lflooruv4sf): Likewise.
4902 (lflooruv2df): Likewise.
4903 (lfloorusf): Likewise.
4904 (lfloorudf): Likewise.
4905 (lfrintnuv2sf): Likewise.
4906 (lfrintnuv4sf): Likewise.
4907 (lfrintnuv2df): Likewise.
4908 (lfrintnusf): Likewise.
4909 (lfrintnudf): Likewise.
4910 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
4912 (vcvtq_u32_f32): Likewise.
4913 (vcvtq_u64_f64): Likewise.
4914 (vcvta_u32_f32): Likewise.
4915 (vcvtaq_u32_f32): Likewise.
4916 (vcvtaq_u64_f64): Likewise.
4917 (vcvtm_u32_f32): Likewise.
4918 (vcvtmq_u32_f32): Likewise.
4919 (vcvtmq_u64_f64): Likewise.
4920 (vcvtn_u32_f32): Likwise.
4921 (vcvtnq_u32_f32): Likewise.
4922 (vcvtnq_u64_f64): Likewise.
4923 (vcvtp_u32_f32): Likewise.
4924 (vcvtpq_u32_f32): Likewise.
4925 (vcvtpq_u64_f64): Likewise.
4926 (vcvtmd_u64_f64): Likewise.
4927 (vcvtms_u32_f32): Likewise.
4928 (vcvtad_u64_f64): Likewise.
4929 (vcvtas_u32_f32): Likewise.
4930 (vcvtnd_u64_f64): Likewise.
4931 (vcvtns_u32_f32): Likewise.
4932 (vcvtpd_u64_f64): Likewise.
4933 (vcvtps_u32_f32): Likewise.
4935 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4937 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
4938 CSEL of zero_extended registers.
4940 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4942 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
4943 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
4945 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4947 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
4948 false when argument string is not found in the attributes table
4951 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
4954 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
4955 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
4956 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
4959 2016-01-15 Richard Biener <rguenther@suse.de>
4961 PR tree-optimization/66856
4962 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
4963 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
4964 (vect_create_new_slp_node): Increment stmt reference count.
4965 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
4966 an SLP tree before swapping operands.
4967 (vect_build_slp_tree): Likewise.
4968 (destroy_bb_vec_info): Free stmt info after SLP instances.
4969 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
4970 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
4971 (STMT_VINFO_NUM_SLP_USES): New macro.
4973 2016-01-15 Richard Biener <rguenther@suse.de>
4976 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
4977 (add_linkage_name): ... here.
4978 (gen_typedef_die): Use add_linkage_name_raw instead of
4979 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
4982 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
4984 * gimplify.c (oacc_default_clause): Decode reference and pointer
4985 types for both kernels and parallel regions.
4987 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
4990 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
4992 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
4994 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
4995 (convert_scalars_to_vector): Likewise.
4997 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
4999 * doc/extend.texi (Type Traits): Fix grammar.
5001 2016-01-15 Martin Jambor <mjambor@suse.cz>
5003 * tree-inline.c (remap_decl): Use existing dclarations if
5004 remapping a type and prevent_decl_creation_for_types.
5005 (replace_locals_stmt): Do an initial remapping of non-VLA typed
5006 decls first. Do real remapping with
5007 prevent_decl_creation_for_types set.
5008 * tree-inline.h (copy_body_data): New field
5009 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
5012 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5014 * config/s390/s390.opt (mmvcle): More verbose help text.
5016 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5018 * config/s390/s390.opt: Add period to -mzvector option text.
5020 2016-01-15 Richard Biener <rguenther@suse.de>
5022 PR tree-optimization/68961
5023 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
5024 of invariants in stores again.
5026 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
5028 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
5030 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
5032 * config/i386/i386.c (ix86_expand_branch): Don't split
5033 DI mode xor instruction to SI mode.
5035 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
5038 * ipa-icf.c (sem_function::merge): Virtual functions may become
5039 reachable even if they address is not taken and there are no
5042 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
5044 * lto-streamer-out.c (subtract_estimated_size): New function.
5045 (get_symbol_initial_value): Use it.
5047 2016-01-15 Christian Bruel <christian.bruel@st.com>
5050 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
5051 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
5052 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
5053 use add_builtin_function_ext_scope instead of add_builtin_function.
5054 (neon_set_p, neon_crypto_set_p): Remove.
5055 (arm_init_builtins): Always call arm_init_neon_builtins and
5056 arm_init_crypto_builtins.
5057 (arm_expand_builtin): Check that builtins are allowed for the arch.
5058 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
5059 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
5060 arm_init_neon_builtins call.
5062 2016-01-15 Richard Biener <rguenther@suse.de>
5064 PR tree-optimization/69117
5065 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
5066 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
5067 of the leader conservatively.
5068 (free_scc_vn): Restore original SSA name infos.
5070 2016-01-14 Jeff Law <law@redhat.com>
5072 PR tree-optimization/69270
5073 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
5074 single bit of precision, verify it's also unsigned.
5075 (record_edge_info): Use constant_boolean_node rather than fold_convert
5076 to convert boolean_true/boolean_false to the right type.
5078 2016-01-14 Richard Henderson <rth@redhat.com>
5081 * loop-doloop.c (record_reg_sets): New.
5082 (doloop_optimize): Reject the transform if the sequence
5083 clobbers registers live at the end of the loop block.
5084 (doloop_optimize_loops): Enable df_live if needed.
5086 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5088 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
5089 * gcc/config/rs6000/rs6000.c: Likewise.
5090 * gcc/config/rs6000/rs6000.h: Likewise.
5091 * gcc/config/rs6000/rs6000.md: Likewise.
5092 * gcc/doc/extend.texi: Likewsie.
5094 2016-01-14 Jeff Law <law@redhat.com>
5096 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
5099 2016-01-14 Richard Henderson <rth@redhat.com>
5103 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
5104 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
5105 instead of builtin_decl_declared_p to test for declaration.
5107 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
5109 * doc/loop.texi (Loop Analysis and Representation): Document
5110 loop_depth function.
5112 2016-01-14 Tom de Vries <tom@codesourcery.com>
5114 PR tree-optimization/68773
5115 * omp-low.c (expand_omp_target): Don't set force_output.
5116 * varpool.c (varpool_node::get_create): Same.
5117 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
5118 offload_funcs with force_output.
5120 2016-01-14 Jakub Jelinek <jakub@redhat.com>
5123 * lra-eliminations.c (move_plus_up): Don't change anything if either
5124 the outer or inner subreg mode is not MODE_INT.
5125 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
5126 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
5128 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
5130 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
5131 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
5132 reduc_uplus_@var{m}): Remove.
5133 * expr.c (expand_expr_real_2): Remove expansion path for
5134 reduc_[us](min|max|plus) optabs.
5135 * optabs-tree.c (scalar_reduc_to_vector): Remove.
5136 * optabs-tree.h (scalar_reduc_to_vector): Remove.
5137 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
5138 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
5139 * tree-vect-loop.c (vectorizable_reduction): Remove test for
5140 reduc_[us](min|max|plus) optabs.
5142 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
5144 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
5145 (reduc_plus_scal_v2sf): New.
5146 (reduc_smax_v2sf): Rename to...
5147 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
5148 (reduc_smin_v2sf): Rename to...
5149 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
5151 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
5153 * alias.c (compare_base_symbol_refs): New function.
5154 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
5157 2016-01-14 Jakub Jelinek <jakub@redhat.com>
5160 PR tree-optimization/69155
5161 * tree-complex.c: Include cfganal.h.
5162 (phis_to_revisit): New variable.
5163 (extract_component): Add phiarg_p argument. Assert that returned
5164 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
5165 (update_phi_components): Partly rewrite to use loop over real/imag
5166 components instead of code duplication. If extract_component returns
5167 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
5168 create_tmp_reg into the PHI node instead, and mention the phi triplet
5170 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
5171 in phis_to_revisit at the end.
5173 2016-01-14 Richard Biener <rguenther@suse.de>
5175 PR tree-optimization/68060
5176 * tree-vect-loop.c (vect_is_simple_reduction): Check the
5177 outer loop reduction is only used in the inner loop before
5178 detecting a double reduction.
5180 2016-01-14 Jakub Jelinek <jakub@redhat.com>
5183 * combine.c (expand_field_assignment): Punt if compute_mode is
5184 unsupported scalar mode.
5186 2016-01-14 Richard Biener <rguenther@suse.de>
5188 PR tree-optimization/66856
5189 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
5190 SLP node only if it built successfully.
5191 (vect_analyze_slp_instance): Adjust.
5193 2016-01-14 Jeff Law <law@redhat.com>
5195 PR tree-optimization/69270
5196 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
5197 (record_edge_info): Use it. Convert boolean_{true,false}_node
5200 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
5203 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
5204 use block_ultimate_origin
5205 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
5207 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
5209 * doc/invoke.texi (Submodel Options): Rename section to
5210 "Machine-Dependent Options" to better reflect its content.
5211 Rewrite introductory text to remove archaic CPU names.
5214 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
5216 * doc/invoke.texi (Code Gen Options): Move section up in file,
5217 before target-specific options. Update menu and option summary
5218 to reflect the new section ordering.
5220 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
5222 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
5223 (C++ Dialect Options): Add cross-reference to -std option.
5224 * doc/standards.texi (C++ Language): Document C++14 support.
5226 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5228 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
5229 for pack/unpack functions for __ibm128.
5230 (PACK_IF): Likewise.
5231 (UNPACK_IF): Likewise.
5233 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
5234 support for __ibm128 pack/unpack functions.
5235 (rs6000_invalid_builtin): Likewise.
5236 (rs6000_init_builtins): Likewise.
5237 (rs6000_opt_masks): Likewise.
5239 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
5240 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
5242 (RS6000_BTM_COMMON): Likewise.
5244 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
5245 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
5246 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
5247 128-bit floating point. Add support for the double values to be
5248 in Altivec registers for TF/IF packing and unpacking, but restrict
5249 TD packing sub-fields to be FPR registers. Don't allow overlapped
5250 register support for packing. Allow pack inputs to be memory
5251 locations. Don't build generator functions for unpack<mode>_dm
5252 and unpack<mode>_nodm.
5253 (unpack<mode>_dm): Likewise.
5254 (unpack<mode>_nodm): Likewise.
5255 (pack<mode>): Likewise.
5257 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
5258 built-in functions to pack/unpack explicit __ibm128 values.
5259 (__builtin_unpack_ibm128): Likewise.
5261 * doc/extend.texi (PowerPC Built-in Functions): Document
5262 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
5264 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
5267 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
5268 Add new arg loc and pass it down as context.
5269 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
5270 to the location to use for the warning.
5271 (check_function_arguments): New arg loc. All callers changed. Pass
5272 it to check_function_nonnull.
5273 * c-common.h (check_function_arguments): Adjust declaration.
5275 2016-01-13 Jakub Jelinek <jakub@redhat.com>
5277 PR tree-optimization/69156
5278 * gimple.c (validate_type): Removed.
5279 (gimple_builtin_call_types_compatible_p): Use
5280 useless_type_conversion_p instead of validate_type.
5281 * value-prof.c (gimple_stringop_fixed_value): Fold
5282 icall_size to correct type.
5284 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
5286 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
5289 2016-01-13 Richard Henderson <rth@redhat.com>
5292 * target.def (builtin_tm_load, builtin_tm_store): Remove.
5293 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
5294 (ix86_builtin_tm_store): Remove.
5295 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5296 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5297 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
5298 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
5299 * doc/tm.texi: Rebuild.
5301 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
5302 (BUILT_IN_TM_MEMCPY_RTWN): New.
5303 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
5304 fallback from vector to integer helpers.
5305 (build_tm_load): Handle vector types directly, instead of
5307 (build_tm_store): Likewise.
5308 (expand_assign_tm): Prepare for register types not handled by
5309 the above. Copy them to memory and use memcpy.
5310 * tree.c (tm_define_builtin): New.
5311 (find_tm_vector_type): New.
5312 (build_tm_vector_builtins): New.
5313 (build_common_builtin_nodes): Call it.
5315 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
5317 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
5318 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
5320 2016-01-13 Tom de Vries <tom@codesourcery.com>
5322 PR tree-optimization/69169
5323 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
5324 handled_struct_type param.
5325 (create_variable_info_for, intra_create_variable_infos): Call
5326 create_variable_info_for_1 with extra arg.
5328 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
5330 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
5331 and "armv8.1-a+crc" entries.
5333 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
5336 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
5337 Change first operand predicate from register_or_constm1_operand
5338 to register_operand.
5339 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
5340 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
5341 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
5342 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
5343 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
5344 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
5345 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
5346 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
5347 comparison with constm1_rtx from vec_prefetch_gen part.
5349 2016-01-13 Richard Biener <rguenther@suse.de>
5351 PR tree-optimization/69013
5352 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
5353 Exchange assert for a test.
5355 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5358 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
5360 2016-01-13 Richard Biener <rguenther@suse.de>
5362 PR tree-optimization/69242
5363 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
5364 assert with a check.
5366 2016-01-13 Richard Biener <rguenther@suse.de>
5368 PR tree-optimization/69186
5369 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5370 Properly guard vect_update_misalignment_for_peel call.
5372 2016-01-12 Jeff Law <law@redhat.com>
5374 PR tree-optimization/pr67755
5375 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
5376 "need_profile_correction".
5377 (thread_block_1): Initialize new field to false by default. If we
5378 have multiple thread paths through a common joiner to different
5379 final targets, then set new field to true.
5380 (compute_path_counts): Only do count adjustment when it's really
5383 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5385 * doc/invoke.texi (Spec Files): Move section down in file, past
5386 all command-line option descriptions.
5388 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5391 * doc/gty.texi: Remove documentation of mark_hook.
5392 * gengtype.c (struct write_types_data): Remove code to support
5393 mark_hook attribute.
5394 (walk_type): Likewise.
5395 (write_func_for_structure): Likewise.
5397 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5399 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
5400 Directory Options, and -specs= to Overall Options.
5401 (Overall Options): Adjust similarly. Reorder to group related
5402 options together. Make -specs= cross-reference the spec file details.
5403 (Directory Options): Adjust similarly.
5405 2016-01-12 Jeff Law <law@redhat.com>
5407 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
5409 2016-01-12 Olivier Hainque <hainque@adacore.com>
5411 * gcc.c (spec_undefvar_allowed): New global.
5412 (process_command): Set to true when running for --version or --help,
5414 (getenv_spec_function): When the variable is not defined, use the
5415 variable name as the variable value if we're allowed not to issue
5418 2016-01-12 Bin Cheng <bin.cheng@arm.com>
5420 PR tree-optimization/68911
5421 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
5422 information computed for expression "init + nit * step".
5424 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
5426 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
5427 about name of GCC executable. Remove deleted node from menu.
5428 (Directory Options) <-B>: Remove cross-reference to deleted node.
5429 (Target Options): Delete section.
5431 2016-01-12 Christian Bruel <christian.bruel@st.com>
5434 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
5435 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
5437 2016-01-12 Jakub Jelinek <jakub@redhat.com>
5440 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
5441 aligned_mem is properly set for AVX512-VL floating point masked
5445 * ifcvt.c (cond_exec_process_if_block): When removing the last
5446 insn from then_bb, remove also any possible barriers that follow it.
5448 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
5452 * config/i386/iamcu.h (SIZE_TYPE): New macro.
5453 (PTRDIFF_TYPE): Likewise.
5454 (WCHAR_TYPE): Likewise.
5455 (WCHAR_TYPE_SIZE): Likewise.
5456 (STDINT_LONG32): Likewise.
5458 2016-01-12 Richard Biener <rguenther@suse.de>
5460 PR tree-optimization/69053
5461 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
5462 convert initial value for cond reductions.
5464 2016-01-12 Richard Biener <rguenther@suse.de>
5466 PR tree-optimization/69007
5467 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
5468 widen_sum after dot_prod and sad.
5470 2016-01-12 Richard Biener <rguenther@suse.de>
5472 PR tree-optimization/69168
5473 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
5474 pattern stmt SLP type.
5475 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
5476 end up unused so cope with that case.
5478 2016-01-12 Richard Biener <rguenther@suse.de>
5480 PR tree-optimization/69157
5481 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
5482 stmts def type only during analyze phase.
5483 (vectorizable_call): Likewise.
5484 (vectorizable_simd_clone_call): Likewise.
5485 (vectorizable_conversion): Likewise.
5486 (vectorizable_assignment): Likewise.
5487 (vectorizable_shift): Likewise.
5488 (vectorizable_operation): Likewise.
5489 (vectorizable_store): Likewise.
5490 (vectorizable_load): Likewise.
5492 2016-01-12 Richard Biener <rguenther@suse.de>
5494 PR tree-optimization/69174
5495 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
5497 (vectorizable_load): Properly compute the number of loads needed
5498 for permuted strided SLP loads and do not spuriously assign
5499 to SLP_TREE_VEC_STMTS.
5501 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
5503 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
5504 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
5505 (MD_EXEC_PREFIX): Remove.
5506 (MD_STARTFILE_PREFIX) Removee.
5507 (FILE_NAME_ABSOLUTE_P): Remove.
5508 (CPP_SPEC): Do not read macros from sys/version.h.
5509 (LINK_COMMAND_SPEC): Remove.
5510 (LOCAL_INCLUDE_DIR): Remove.
5511 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
5512 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
5513 (POST_LINK_SPEC): Define to invoke stubify after linker
5514 (LIBSTDCXX): Remove define
5515 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
5516 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
5517 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
5518 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
5519 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
5520 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
5521 (i386_djgpp_asm_named_section): Add propotype of new procedure
5523 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
5524 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
5525 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
5526 in config/i386/djgpp.h).
5527 (STANDARD_STARTFILE_PREFIX_2): Define identical to
5528 STANDARD_STARTFILE_PREFIX_1.
5529 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
5530 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
5531 installation errors.
5532 (MAX_OFILE_ALIGNMENT): Define to 128.
5533 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
5535 * config/i386/djgpp.c: New file. Add implementation of
5536 i386_djgpp_asm_named_section.
5538 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
5540 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
5541 Add rule for building djgpp.o.
5543 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5545 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
5546 (rtx_is_swappable_p): Reductions are swappable.
5547 (insn_is_swappable_p): V2DF reductions are swappable.
5549 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
5551 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
5552 reloads for other unsupported memory operands.
5554 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5555 Jim Wilson <jim.wilson@linaro.org>
5558 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
5559 copy_to_mode_reg instead of force_reg.
5561 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5564 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
5565 TARGET_80387 is true.
5567 2016-01-11 Jakub Jelinek <jakub@redhat.com>
5570 * lra-eliminations.c (move_plus_up): Only move plus up
5571 if subreg of the constant can be simplified into constant
5572 and use the simplified subreg of the constant instead of
5573 the original constant.
5575 * fold-const.c (fold_convertible_p): Don't return true
5576 for conversion of VECTOR_TYPE to same sized integral type.
5577 (fold_convert_loc): Fix up formatting. Fold conversion of
5578 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
5579 instead of NOP_EXPR.
5581 PR tree-optimization/69214
5582 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
5583 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
5586 PR tree-optimization/69207
5587 * tree-vect-slp.c (vect_get_constant_vectors): For
5588 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
5589 fold_convertible_p to vector_type's element type, and always
5590 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
5592 2016-01-11 Richard Biener <rguenther@suse.de>
5594 PR tree-optimization/69173
5595 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
5596 fixup the cycle if all stmts are in a pattern.
5598 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
5601 * alias.c (base_alias_check): Move check for addresses with
5602 alignment ANDs before the call for compare_base_decls.
5603 (memrefs_conflict_p): Return -1 for different decls
5604 that went through alignment adjustments.
5606 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5608 PR rtl-optimization/68796
5609 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
5610 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
5611 and QImode comparisons against zero with CC_NZmode.
5612 * config/aarch64/iterators.md (short_mask): New mode_attr.
5614 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
5616 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
5617 (<avx512>_store<mode>_mask): Likewise.
5619 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
5620 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5622 PR rtl-optimization/68841
5623 * ifcvt.c (struct noce_if_info): Add orig_x field.
5624 (bbs_ok_for_cmove_arith): Add to_rename parameter.
5625 Don't record conflicts on to_rename if it's present.
5626 Allow memory destinations in sets.
5627 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
5628 blocks, passing orig_x to the checks.
5629 (noce_process_if_block): Set if_info->orig_x appropriately.
5631 2016-01-11 Tom de Vries <tom@codesourcery.com>
5633 PR tree-optimization/69069
5634 * tree-parloops.c (create_parallel_loop): Add missing phi args.
5636 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
5638 PR rtl-optimization/68920
5639 * config/i386/i386.c (ix86_option_override_internal): Restrict number
5640 of conditional moves for RTL if-conversion to 1 for
5641 TARGET_ONE_IF_CONV_INSN.
5642 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
5643 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
5644 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
5645 parameter to restirct number of conditional moves for
5647 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
5648 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
5651 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
5654 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
5655 onepart vars. Fix typo in comment. Fix reversed condition in
5657 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
5660 * var-tracking.c (dump_onepart_variable_differences): New.
5661 (dataflow_set_different): If a detailed dump is requested,
5662 delay early returns and dump differences between onepart
5663 variables present before and after, and added variables.
5665 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5668 * expr.c (expand_expr_real_1): For boolean vector constants
5669 with a scalar mode use const_scalar_mask_from_tree.
5670 (const_scalar_mask_from_tree): New.
5671 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
5672 assigned to a mask type to handle constants.
5674 2016-01-11 Martin Jambor <mjambor@suse.cz>
5677 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
5678 useless parameters if we cannot change function signature.
5680 2016-01-11 Martin Jambor <mjambor@suse.cz>
5683 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
5686 2016-01-11 Tom de Vries <tom@codesourcery.com>
5688 PR tree-optimization/69109
5689 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
5692 2016-01-11 Tom de Vries <tom@codesourcery.com>
5694 PR tree-optimization/69108
5695 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
5696 res is not used in a phi.
5698 2016-01-11 Yury Gribov <y.gribov@samsung.com>
5701 * common.opt (frandom-seed): Fix parameter name.
5702 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
5704 2016-01-11 Tom de Vries <tom@codesourcery.com>
5706 PR tree-optimization/69058
5707 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
5710 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
5712 * config/arc/arc.opt (mdiv-rem): Add period to the end.
5713 (mcode-density): Likewise.
5715 2016-01-10 Tom de Vries <tom@codesourcery.com>
5717 PR tree-optimization/69062
5718 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
5719 (parallelize_loops): Don't paralelize loop that has phi with address
5722 2016-01-10 Tom de Vries <tom@codesourcery.com>
5724 PR tree-optimization/69039
5725 * tree-parloops.c (try_create_reduction_list): Only allow single exit
5728 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
5731 * match.pd: Require target has function_c99_misc before doing
5732 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
5734 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
5736 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
5738 * configure: Regenerate.
5740 2016-01-09 Jakub Jelinek <jakub@redhat.com>
5743 PR tree-optimization/69097
5744 * fold-const.h (expr_not_equal_to): New prototype.
5745 * fold-const.c: Include stringpool.h and tree-ssanames.h.
5746 (expr_not_equal_to): New function.
5747 * match.pd (X % -Y is the same as X % Y): Don't optimize
5748 unless X is known not to be equal to minimum or Y is known
5749 not to be equal to -1.
5750 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
5751 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
5752 (simplify_stmt_using_ranges): Adjust caller.
5753 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
5754 substitute_and_fold.
5756 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
5758 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
5761 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5763 PR tree-optimization/69167
5764 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
5765 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
5767 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
5769 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5770 Richard Biener <rguenther@suse.de>
5772 PR tree-optimization/68707
5773 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
5774 instances that can be handled via vect_load_lanes.
5776 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
5778 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
5779 if we can't determine address equivalence.
5780 * alias.c (compare_base_decl): Update for changed return value of
5781 symtab_node::equal_address_to.
5783 2016-01-08 Jason Merrill <jason@redhat.com>
5787 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
5788 * expr.c (store_field): Not here.
5789 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
5790 call with TREE_ADDRESSABLE type.
5791 * tree-cfg.c (verify_gimple_call): Adjust.
5793 2016-01-08 Olivier Hainque <hainque@adacore.com>
5795 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
5798 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
5800 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
5801 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
5802 (reduc_smin_v2sf): Rename to...
5803 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
5804 (reduc_splus_v2sf): Rename to...
5805 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
5807 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5809 PR tree-optimization/69162
5810 * gimplify.c (gimplify_va_arg_expr): Encode original type of
5811 valist argument in another argument.
5812 (gimplify_modify_expr): Adjust for the above change. Cleanup.
5813 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
5814 to determine the va_list type, build a MEM_REF instead of
5815 build_fold_indirect_ref.
5817 PR tree-optimization/69172
5818 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
5821 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
5823 PR tree-optimization/67781
5824 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5825 and cmpnop in two steps: first the ones not accessed in original
5826 gimple expression in a endian independent way and then the ones not
5827 accessed in the final result in an endian-specific way.
5829 2016-01-08 Jakub Jelinek <jakub@redhat.com>
5831 PR tree-optimization/69083
5832 * tree-vect-slp.c (vect_get_constant_vectors): For
5833 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
5834 element type. If op is fold_convertible_p to vector_type's element
5835 type, use NOP_EXPR instead of VCE.
5837 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
5839 PR rtl-optimization/67778
5840 PR rtl-optimization/68634
5841 PR rtl-optimization/68909
5842 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
5843 block from the stack until done with it. Remove a superfluous
5844 bitmap set. Remove a superfluous bitmap test.
5846 2016-01-07 Martin Sebor <msebor@redhat.com>
5849 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
5850 constraint on the type of arguments.
5852 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
5854 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
5855 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
5856 unaligned_access on the gcc_options set.
5857 * config/arm/arm.c (arm_option_override_internal): Use
5858 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
5860 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5863 * config/i386/i386.c (ix86_frame_pointer_required): Enable
5864 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
5866 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
5869 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5872 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5873 depending on frame_pointer_needed before remaining integer and SSE
5874 registers are saved.
5876 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
5879 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
5881 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
5884 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
5885 Use the "xBm" constraint.
5886 (float<sseintvecmodelower><mode>2<mask_name><round_name):
5888 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
5889 (sse_cvtsi2ssq<round_name>): Likewise.
5890 (sse_cvtss2si<round_name>): Likewise.
5891 (sse_cvtss2siq<round_name>): Likewise.
5892 (sse2_cvtsi2sdq<round_name>): Likewise.
5893 (sse2_cvtsd2si<round_name>): Likewise.
5894 (sse2_cvtsd2siq<round_name>): Likewise.
5895 * config/i386/subst.md (round_nimm_scalar_predicate): New
5898 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
5901 * varasm.c (make_decl_rtl): Mark invalid register vars as
5904 PR rtl-optimization/66206
5905 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
5906 All callers changed.
5908 2016-01-07 Jakub Jelinek <jakub@redhat.com>
5910 PR tree-optimization/69141
5911 * tree-ssa-pre.c: Include langhooks.h.
5912 (eliminate_dom_walker::before_dom_children): Use
5913 lang_hooks.decl_printable_name instead of
5914 cgraph_node::get ()->name ().
5917 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
5918 it and DECL_ALIGN too.
5920 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
5922 * config/mips/mips-ftypes.def: Sort to lexicographical order.
5924 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
5927 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
5928 depending on frame_pointer_needed before remaining integer and SSE
5929 registers are saved.
5931 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5933 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
5934 mode iterator with VSX_M2.
5935 (*p9_vecstore_<mode>): Likewise.
5936 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
5937 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
5938 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
5939 (define_split for VSX_LE128 stores): Likewise.
5940 (define_peephole2 for TImode LE swaps): Likewise.
5941 (define_split for VSX_LE128 post-reload stores): Likewise.
5943 2016-01-06 Marek Polacek <polacek@redhat.com>
5946 * convert.c (convert_to_integer_1): Adjust call to
5947 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
5948 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
5949 EXPR instead of ARG.
5950 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
5952 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5955 * doc/extend.texi (RL78 Variable Attributes): New section.
5957 2016-01-05 Marek Polacek <polacek@redhat.com>
5960 * builtins.c (get_memmodel): Use expansion point location rather than
5961 the input location. Call warning_at rather than warning.
5962 (expand_builtin_atomic_compare_exchange): Likewise.
5963 (expand_builtin_atomic_load): Likewise.
5964 (expand_builtin_atomic_store): Likewise.
5965 (expand_builtin_atomic_clear): Likewise.
5967 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5970 * config/i386/i386.c (ix86_expand_vector_logical_operator):
5971 Replace nonimmediate_operand with vector_operand.
5972 * config/i386/predicates.md (vector_operand): New predicate.
5973 (general_vector_operand): Replace nonimmediate_operand with
5975 * config/i386/sse.md: Replace nonimmediate_operand with
5976 vector_operand and m constraint with Bm constraint on SSE
5977 patterns with 16-byte memory operand.
5978 * config/i386/subst.md (round_nimm_predicate): Replace
5979 nonimmediate_operand with vector_operand.
5980 (round_saeonly_nimm_predicate): Likewise.
5981 (round_saeonly_nimm_scalar_predicate): New.
5983 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
5986 * config/i386/constraints.md (Bm): New constraint.
5987 * config/i386/predicates.md (vector_memory_operand): New
5989 * config/i386/sse.md: Replace xm with xBm in plusminus and
5992 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
5995 * doc/extend.texi (V850 Function Attributes): New section.
5996 (V850 Variable Attributes): New section.
5998 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
6001 * doc/extend.texi (MicroBlaze Function Attributes): Document
6002 interrupt_handler and fast_interrupt attributes.
6004 2016-01-05 Sergei Trofimovich <siarheit@google.com>
6007 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
6008 for local symbolic operands.
6009 * config/ia64/predicates.md (local_symbolic_operand64): New
6012 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6014 PR rtl-optimization/68651
6015 * combine.c (combine_simplify_rtx): Canonicalize x + x into
6018 2016-01-05 Nathan Sidwell <nathan@acm.org>
6020 * alias.c (compare_base_decls): Use symtab_node::get.
6022 2016-01-05 Nick Clifton <nickc@redhat.com>
6025 * ira-costs.c (copy_cost): Initialise the t_icode field of the
6026 secondary_reload_info structure.
6029 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
6030 decls if weak support is available.
6032 2016-01-04 Martin Sebor <msebor@redhat.com>
6034 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
6036 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6038 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
6039 OPTION_MASK_P9_DFORM.
6041 * config/rs6000/constraints.md (wo constraint): New constraint for
6044 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
6046 (rs6000_init_hard_regno_mode_ok): Likewise.
6048 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
6051 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
6052 expanders not to have constraints. Add support for ISA 3.0 xxperm
6053 instruction. Add support for fusing xxlor with xxperm.
6054 (altivec_vperm_<mode>_internal): Likewise.
6055 (altivec_vperm_v8hiv16qi): Likewise.
6056 (altivec_vperm_<mode>v16q): Likewise.
6057 (altivec_vperm_<mode>_uns): Likewise.
6058 (vperm_v8hiv4si): Likewise.
6059 (vperm_v16qiv8hi): Likewise.
6061 * doc/md.texi (RS/6000 constraints): Document wo constraint.
6063 2016-01-04 Jakub Jelinek <jakub@redhat.com>
6065 Update copyright years.
6067 * gcc.c (process_command): Update copyright notice dates.
6068 * gcov-dump.c (print_version): Ditto.
6069 * gcov.c (print_version): Ditto.
6070 * gcov-tool.c (print_version): Ditto.
6071 * gengtype.c (create_file): Ditto.
6072 * doc/cpp.texi: Bump @copying's copyright year.
6073 * doc/cppinternals.texi: Ditto.
6074 * doc/gcc.texi: Ditto.
6075 * doc/gccint.texi: Ditto.
6076 * doc/gcov.texi: Ditto.
6077 * doc/install.texi: Ditto.
6078 * doc/invoke.texi: Ditto.
6080 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
6082 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
6083 modes larger than TImode as TImode if NEON is not enabled.
6085 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
6088 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
6089 mode for %f0-%f31 only if TARGET_FPU.
6091 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
6094 * config/sparc/sparc.c (scan_record_type): Take into account subfields
6095 to compute the PACKED_P predicate.
6096 (function_arg_record_value): Minor tweaks.
6098 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6100 * doc/install.texi (--with-multilib-list): Describe the meaning of the
6101 option for arm*-*-* targets.
6103 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
6105 * doc/extend.texi (Common Function Attributes): Move docs for
6106 MSP430-specific attributes to....
6107 (MSP430 Function Attributes): ...here. Delete the redundant
6108 entries and copy-edit the remaining text.
6109 (MSP430 Variable Attributes): Use uniform format for index
6110 entries and add a cross-reference to the corresponding function
6113 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
6115 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
6117 (x86 Options): Likewise.
6119 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
6123 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
6124 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
6125 to corresponding attribute.
6127 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
6129 * doc/extend.texi (Common Function Attributes) <noplt>: Move
6130 to correct alphabetization of table. Copy-edit and correct
6132 <stack_protect>: Likewise.
6133 <target_clones>: Likewise.
6135 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
6136 Correct punctuation.
6137 (Code Gen Options) <-fno-plt>: Copy-edit.
6139 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
6142 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
6143 SI values. Explicitly convert SI to DI and vice-versa.
6145 2016-01-01 Jakub Jelinek <jakub@redhat.com>
6147 PR tree-optimization/69070
6148 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
6149 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
6152 * ubsan.c (ubsan_instrument_float_cast): Call
6153 initialize_sanitizer_builtins.
6156 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
6158 Copyright (C) 2016 Free Software Foundation, Inc.
6160 Copying and distribution of this file, with or without modification,
6161 are permitted in any medium without royalty provided the copyright
6162 notice and this notice are preserved.