1 2016-01-30 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/69546
4 * wide-int.cc (wi::divmod_internal): For unsigned division
5 where both operands fit into uhwi, if o1 is 1 and o0 has
6 msb set, if divident_prec is larger than bits per hwi,
7 clear another quotient word and return 2 instead of 1.
8 Similarly for remainder with msb in HWI set, if dividend_prec
9 is larger than bits per hwi.
11 2016-01-29 Martin Jambor <mjambor@suse.cz>
13 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14 Use short lowercase names.
15 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
17 acq_rel one. Protect warning agains segfaults if
18 get_memory_order_name returns NULL.
19 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
20 with release semantics. Do not warn if get_memory_order already did.
21 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22 semantics. Fix check for relaxed or acquire semantics. Do not warn
23 if get_memory_order already did.
25 2016-01-29 Sebastian Pop <s.pop@samsung.com>
27 * doc/install.texi: Document that isl-0.16 is supported.
29 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32 * config/i386/constraints.md (Bm): Describe as special memory
34 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
35 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
36 * genpreds.c (struct constraint_data): Add is_special_memory.
37 (have_special_memory_constraints, special_memory_start): New
39 (special_memory_end): Ditto.
40 (add_constraint): Add new arg is_special_memory. Add code to
41 process its true value. Update have_special_memory_constraints.
42 (process_define_constraint): Pass the new arg.
43 (process_define_register_constraint): Ditto.
44 (choose_enum_order): Process special memory.
45 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
46 function insn_extra_special_memory_constraint.
47 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
48 * gensupport.c (process_rtx): Process
49 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
50 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
51 * ira-lives.c (single_reg_class): Use
52 insn_extra_special_memory_constraint.
53 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
54 * lra-constraints.c (process_alt_operands): Ditto.
55 (curr_insn_transform): Use insn_extra_special_memory_constraint.
56 * recog.c (asm_operand_ok, preprocess_constraints): Process
58 * reload.c (find_reloads): Ditto.
59 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
60 * stmt.c (parse_input_constraint): Use
61 insn_extra_special_memory_constraint.
63 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
66 * lra-splill.c (lra_final_code_change): Revert r229087 by
67 removing all sub-registers.
69 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
72 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
74 2016-01-29 Jakub Jelinek <jakub@redhat.com>
77 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
78 SSE1, copy target into the temporary reg first before recursing
81 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
83 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
86 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
88 * ginclude/stdarg.h: Test __cplusplus instead of
89 __GXX_EXPERIMENTAL_CXX0X__.
91 2016-01-29 Richard Biener <rguenther@suse.de>
93 PR tree-optimization/69547
94 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
95 Do not mark clobbers necessary.
96 (mark_all_reaching_defs_necessary_1): Likewise.
98 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
100 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
101 declaration name with %qs and print it in both error messages.
102 Also fix indentation.
104 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
107 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
108 trailing blank line from error message.
110 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
113 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
116 2016-01-29 Richard Biener <rguenther@suse.de>
119 * match.pd: Allow all integral types when simplifying a
120 widening or sign-changing conversion.
122 2016-01-28 Sebastian Pop <s.pop@samsung.com>
124 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
125 back to setting codegen_error to fail codegen.
127 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/constraints.md (C): Only accept constant zero operand.
131 (BC): New constraint.
132 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
133 instead of C constraint.
134 * doc/md.texi (Machine Constraints): Update description
137 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
140 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
142 2016-01-28 Jakub Jelinek <jakub@redhat.com>
145 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
148 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
150 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
151 branches if using guessed profile.
153 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
155 * graphite-optimize-isl.c (optimize_isl): Fix dump.
157 2016-01-28 Richard Henderson <rth@redhat.com>
160 * config/aarch64/aarch64-modes.def (CC_Cmode): New
161 * config/aarch64/aarch64-protos.h: Update.
162 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
163 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
164 (aarch64_get_condition_code_1): Handle CC_Cmode.
165 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
166 (*add<mode>3_compareC_cconly_imm): New.
167 (*add<mode>3_compareC_cconly): New.
168 (*add<mode>3_compareC_imm): New.
169 (add<mode>3_compareC): New.
170 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
171 to be first. Use aarch64_carry_operation.
172 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
173 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
174 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
175 (subti3): Use subdi3_compare1.
176 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
177 (sub<mode>3_compare1): New.
178 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
179 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
180 (*subsi3_carryin_uxtw): Likewise.
181 (*ngc<mode>, *ngcsi_uxtw): Likewise.
182 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
183 * config/aarch64/iterators.md (DWI): New.
184 * config/aarch64/predicates.md (aarch64_carry_operation): New.
185 (aarch64_borrow_operation): New.
187 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
189 * graphite-optimize-isl.c (optimize_isl): Print a different debug
190 message when isl does not return a valid schedule.
192 2016-01-28 Sebastian Pop <s.pop@samsung.com>
194 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
195 Remove comments from class declarations: they are already in the code
198 2016-01-28 Sebastian Pop <s.pop@samsung.com>
200 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
202 (ternary_op_to_tree): Same.
203 (unary_op_to_tree): Same.
204 (nary_op_to_tree): Same.
205 (gcc_expression_from_isl_expr_op): Same.
206 (gcc_expression_from_isl_expression): Same.
207 (graphite_create_new_loop): Same.
208 (graphite_create_new_loop_guard): Same.
209 (build_iv_mapping): Same.
210 (graphite_create_new_guard): Same.
211 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
212 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
214 2016-01-28 Sebastian Pop <s.pop@samsung.com>
216 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
217 instead of setting codegen_error to fail codegen.
219 2016-01-28 Jason Merrill <jason@redhat.com>
221 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
223 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
225 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
226 Remove CONST_INT_P check in CCMP cost calculation.
228 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
230 * config/aarch64/aarch64.c (generic_vector_cost):
231 Set vec_permute_cost.
232 (cortexa57_vector_cost): Likewise.
233 (exynosm1_vector_cost): Likewise.
234 (xgene1_vector_cost): Likewise.
235 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
236 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
237 Add vec_permute_cost entry.
239 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
241 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
243 (add<mode>3_compare0): Likewise.
244 (addsi3_compare0_uxtw): Likewise.
245 (add<mode>3nr_compare0): Likewise.
246 (compare_neg<mode>): Likewise.
247 (<optab><mode>3): Likewise.
249 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
251 * tree-vect-stmts.c (vectorizable_comparison): Add
252 NULL check for vectype.
254 2016-01-28 Richard Biener <rguenther@suse.de>
256 PR tree-optimization/69466
257 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
258 Account for PHIs we couldn't duplicate.
260 2016-01-28 Martin Liska <mliska@suse.cz>
263 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
264 instead of ENABLE_VALGRIND_CHECKING.
266 2016-01-27 Richard Henderson <rth@redhat.com>
269 * lra-remat.c (subreg_regs): New.
270 (dump_candidates_and_remat_bb_data): Dump it.
271 (operand_to_remat): Reject if operand in subreg_regs.
272 (set_bb_regs): Collect subreg_regs.
273 (lra_remat): Init and free subreg_regs. Compute
274 calculate_local_reg_remat_bb_data before create_cands.
276 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
279 * config/i386/i386.c (ix86_update_stack_boundary): Don't
280 change stack_alignment_needed for __tls_get_addr call.
282 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
284 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
286 2016-01-27 Jeff Law <law@redhat.com>
288 PR tree-optimization/68398
289 PR tree-optimization/69196
290 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
291 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
292 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
293 Only count PHIs in the last block in the path. The others will
294 const/copy propagate away. Add heuristic to allow more irreducible
295 subloops to be created when it is likely profitable to do so.
297 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
298 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
299 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
301 2016-01-27 Jakub Jelinek <jakub@redhat.com>
304 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
305 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
306 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
307 * tree-streamer-in.c: Include asan.h.
308 (streamer_get_builtin_tree): For builtins in sanitizer
309 range call initialize_sanitizer_builtins and retry.
311 2016-01-27 Ian Lance Taylor <iant@google.com>
313 * common.opt (fkeep-gc-roots-live): New undocumented option.
314 * tree-ssa-loop-ivopts.c (add_candidate_1): If
315 -fkeep-gc-roots-live, skip pointers.
316 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
319 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
323 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
325 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
328 * configure.ac: NetBSD provides SSP in its C library.
329 * configure: Updated.
331 2016-01-27 Richard Biener <rguenther@suse.de>
333 PR tree-optimization/69166
334 * tree-vect-loop.c (vect_is_simple_reduction): Always check
335 reduction code for commutativity / associativity.
337 2016-01-27 Martin Jambor <mjambor@suse.cz>
339 PR tree-optimization/69355
340 * tree-sra.c (analyze_access_subtree): Correct hole detection when
341 total_scalarization fails.
343 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
345 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
348 2016-01-27 Christian Bruel <christian.bruel@st.com>
351 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
352 Move arm_reset_previous_fndecl and set_target_option_current_node in
353 the conditional part. Call save_restore_target_globals.
354 * config/arm/arm.c (arm_set_current_function):
355 Refactor to better support #pragma target and attribute mix.
356 Call save_restore_target_globals.
357 * config/arm/arm-protos.h (save_restore_target_globals): New function.
359 2016-01-27 Martin Liska <mliska@suse.cz>
361 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
362 reference for an HSA kernel and its host function.
364 2016-01-27 Jakub Jelinek <jakub@redhat.com>
366 PR tree-optimization/69399
367 * wide-int.h (wi::lrshift): For larger precisions, only
368 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
370 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
372 * config/arc/predicates.md (proper_comparison_operator): Reject
373 constant-constant comparison.
375 2016-01-26 Tom de Vries <tom@codesourcery.com>
377 PR tree-optimization/69110
378 * tree-data-ref.c (initialize_data_dependence_relation): Handle
379 DR_NUM_DIMENSIONS == 0.
381 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
382 Sebastian Pop <s.pop@samsung.com>
384 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
385 isl_ast_op_cond and isl_ast_op_select.
386 (gcc_expression_from_isl_expr_op): Same.
388 2016-01-26 Jason Merrill <jason@redhat.com>
391 * tree.c (recompute_constructor_flags): Split out from
393 (verify_constructor_flags): New.
394 * tree.h: Declare them.
396 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
398 PR rtl-optimization/69217
399 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
400 are no TYPE_FIELDS set for the record type.
402 2016-01-26 Jakub Jelinek <jakub@redhat.com>
405 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
406 toc_label_name unconditionally.
407 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
408 SYMBOL_REF string. Use toc_label_name instead of constructing
410 (rs6000_elf_declare_function_name): Use toc_label_name instead of
413 2016-01-26 Martin Sebor <msebor@redhat.com>
416 * doc/extend.texi (Common Type Attributes): Move text that talks about
417 attribute packed from attribute aligned to the section discussing
418 the former attribute for clarity.
420 2016-01-26 Richard Henderson <rth@redhat.com>
423 * trans-mem.c (tm_region_init): Mark entry block as visited.
425 2016-01-26 David Malcolm <dmalcolm@redhat.com>
428 * diagnostic-show-locus.c (layout::print_source_line): Replace
429 call to pp_newline with call to layout::print_newline.
430 (layout::print_annotation_line): Likewise.
431 (layout::move_to_column): Likewise.
432 (layout::print_any_fixits): After printing any fixits, print a
433 trailing newline, if necessary.
434 (layout::print_newline): New method, resetting any colorization
436 (diagnostic_show_locus): Move the pp_newline to before the
437 early bailout. Remove dummy block enclosing the layout instance.
438 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
439 of pp_newline_and_flush with pp_flush.
440 (diagnostic_append_note): Delete use of pp_newline.
441 (diagnostic_append_note_at_rich_loc): Delete.
442 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
443 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
444 when newline characters are added to the buffer.
446 2016-01-26 Michael Matz <matz@suse.de>
448 * configure.ac (ac_cv_std_swap_in_utility): New test.
449 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
450 * configure: Regenerate.
451 * config.in: Regenerate.
453 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
455 * config/arc/arc.md (cstoresi4): Force operand into register.
456 (arcset<code>): Fix predicate.
457 (arcsetltu): Likewise.
458 (arcsetgeu): Likewise.
459 (arcsethi): Likewise.
460 (arcsetls): Likewise.
462 2016-01-26 Jakub Jelinek <jakub@redhat.com>
464 PR tree-optimization/69483
465 * gimple-fold.c (canonicalize_constructor_val): Return NULL
466 if base has error_mark_node type.
468 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
471 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
472 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
474 (vget_lane_f16): Handle big-endian.
475 (vgetq_lane_f16): Likewise.
476 (vset_lane_f16): Likewise.
477 (vsetq_lane_f16): Likewise.
478 * config/arm/iterators.md (VQXMOV): Add V8HF.
479 (VDQ): Add V4HF and V8HF.
480 (V_reg): Handle V4HF and V8HF.
481 (Is_float_mode): Likewise.
482 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
483 neon_vdup_nv8hf): New patterns.
484 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
485 Use VD_LANE iterator.
486 (neon_vld1_dup<mode>): Use VQ2 iterator.
488 2016-01-26 Nathan Sidwell <nathan@acm.org>
490 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
491 (set_oacc_fn_attrib): Add IS_KERNEL arg.
492 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
493 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
494 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
495 (oacc_validate_dims): Add LEVEL arg, don't return level.
496 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
498 (execute_oacc_device_lower): Adjust, add more dump output.
499 * tree-ssa-loop.c (gate_oacc_kernels): Use
500 oacc_fn_attrib_kernels_p.
501 * tree-parloops.c (create_parallel_loop): Adjust
502 set_oacc_fn_attrib call.
504 2016-01-26 Jakub Jelinek <jakub@redhat.com>
507 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
508 (append_compiler_options): Handle -fcilkplus.
509 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
511 2016-01-26 Nick Clifton <nickc@redhat.com>
514 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
515 been marked as DECL_ONE_ONLY but we do not the means to make it
516 so, then do not allow it to bind locally.
518 2016-01-26 Jakub Jelinek <jakub@redhat.com>
521 * opts.h (parse_sanitizer_options): New prototype.
522 * opts.c (sanitizer_opts): New array.
523 (parse_sanitizer_options): New function.
524 (common_handle_option): Use parse_sanitizer_options.
526 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
529 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
530 alignment adjustment to ...
531 (ix86_update_stack_boundary): Here. Don't over-align stack for
533 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
534 if __tls_get_addr is called.
536 2016-01-26 Christian Bruel <christian.bruel@st.com>
538 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
540 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
542 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
544 2016-01-26 Richard Biener <rguenther@suse.de>
547 * match.pd: Guard X * CST CMP 0 pattern with single_use.
549 2016-01-26 Richard Biener <rguenther@suse.de>
551 PR tree-optimization/69452
552 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
553 (move_computations_dom_walker::before_dom_children): Rename
555 (move_computations_worker): This.
556 (move_computations): Perform an RPO rather than a DOM walk.
558 2016-01-26 Jakub Jelinek <jakub@redhat.com>
561 * combine.c (combine_instructions): For REG_EQUAL note with
562 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
563 to the underlying register.
564 * doc/rtl.texi (REG_EQUAL): Document the behavior of
565 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
567 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
570 * config/aarch64/aarch64-builtins.c
571 (aarch64_init_simd_builtin_types): Do not set structural
572 equality to __Poly{8,16,64,128}_t types.
574 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
576 PR tree-optimization/69400
577 * wide-int.cc (wi_pack): Take the precision as argument and
578 perform canonicalization here rather than in the callers.
579 Use the main loop to handle all full-width HWIs. Add a
580 zero HWI if in_len isn't a full result.
581 (wi::divmod_internal): Update accordingly.
582 (wi::mul_internal): Likewise. Simplify.
584 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
585 Sebastian Pop <s.pop@samsung.com>
587 * graphite-poly.c (apply_poly_transforms): Simplify.
588 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
589 (print_isl_map): Same.
590 (print_isl_union_map): Same.
591 (print_isl_schedule): New.
592 (debug_isl_schedule): New.
593 * graphite-dependences.c (scop_get_reads): Do not call
594 isl_union_map_add_map that is undocumented isl functionality.
595 (scop_get_must_writes): Same.
596 (scop_get_may_writes): Same.
597 (scop_get_original_schedule): Remove.
598 (scop_get_dependences): Do not call isl_union_map_compute_flow that
599 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
600 (compute_deps): Remove.
601 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
602 (debug_schedule_ast): New.
603 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
605 (graphite_regenerate_ast_isl): Add dump.
606 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
607 from scop->transformed_schedule.
608 (graphite_regenerate_ast_isl): Add more dump.
609 * graphite-optimize-isl.c (optimize_isl): Set
610 scop->transformed_schedule. Check whether schedules are equal.
611 (apply_poly_transforms): Move here.
612 * graphite-poly.c (apply_poly_transforms): ... from here.
613 (free_poly_bb): Static.
615 (pbb_number_of_iterations_at_time): Remove.
616 (print_isl_ast): New.
617 (debug_isl_ast): New.
618 (debug_scop_pbb): New.
619 * graphite-scop-detection.c (print_edge): Move.
621 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
622 (build_scop_scattering): Remove.
623 (create_pw_aff_from_tree): Assert instead of bailing out.
624 (add_condition_to_pbb): Remove unused code, do not fail.
625 (add_conditions_to_domain): Same.
626 (add_conditions_to_constraints): Remove.
627 (build_scop_context): New.
628 (add_iter_domain_dimension): New.
629 (build_iteration_domains): Initialize pbb->iterators.
630 Call add_conditions_to_domain.
633 (index_outermost_in_loop): New.
634 (index_pbb_in_loop): New.
635 (outermost_pbb_in): New.
636 (add_in_sequence): New.
637 (add_outer_projection): New.
638 (outer_projection_mupa): New.
639 (add_loop_schedule): New.
640 (build_schedule_pbb): New.
641 (build_schedule_loop): New.
642 (embed_in_surrounding_loops): New.
643 (build_schedule_loop_nest): New.
644 (build_original_schedule): New.
645 (build_poly_scop): Call build_original_schedule.
646 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
647 (free_poly_dr): Remove.
648 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
649 (free_poly_bb): Remove.
650 (debug_loop_vec): Remove.
651 (print_isl_ast): Declare.
652 (debug_isl_ast): Declare.
653 (scop_do_interchange): Remove.
654 (scop_do_strip_mine): Remove.
655 (scop_do_block): Remove.
656 (flatten_all_loops): Remove.
657 (optimize_isl): Remove.
658 (pbb_number_of_iterations_at_time): Remove.
659 (debug_scop_pbb): Declare.
660 (print_schedule_ast): Declare.
661 (debug_schedule_ast): Declare.
662 (struct scop): Remove schedule. Add original_schedule,
663 transformed_schedule.
664 (free_gimple_poly_bb): Remove.
665 (print_generated_program): Remove.
666 (debug_generated_program): Remove.
667 (unify_scattering_dimensions): Remove.
668 * sese.c (print_edge): ... here.
669 (print_sese): ... here.
670 (debug_edge): ... here.
671 (debug_sese): ... here.
672 * sese.h (print_edge): Declare.
673 (print_sese): Declare.
674 (dump_edge): Declare.
675 (dump_sese): Declare.
677 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
678 Sebastian Pop <s.pop@samsung.com>
680 * Makefile.in: Set ISLVER in site.exp.
682 2016-01-25 Jakub Jelinek <jakub@redhat.com>
684 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
685 DECL_VALUE_EXPR of new_var even for the non-array case. Look
686 through DECL_VALUE_EXPR for expansion.
688 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
690 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
691 the frame info after reload completed.
693 2016-01-25 Jeff Law <law@redhat.com>
695 PR tree-optimization/69196
696 PR tree-optimization/68398
697 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
698 tree-ssa-threadupdate.c.
699 (determine_bb_domination_status): Prototype
700 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
701 (determine_bb_domination_status): No longer static.
702 (valid_jump_thread_path): Remove code to detect characteristics
703 of the jump thread path not associated with correctness.
704 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
705 Correct test for thread path length. Count PHIs for real operands as
706 statements that need to be copied. Do not count ASSERT_EXPRs.
707 Look at all the blocks in the thread path. Compute and selectively
708 filter thread paths based on threading through the latch, threading
709 a multiway branch or crossing a multiway branch.
711 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
713 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
714 decl with __attribute__ ((unused)) annotation.
716 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
719 * tree-vect-stmts.c (vectorizable_condition): Check vectype
720 of operands is compatible with a statement vectype.
722 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
724 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
725 improve wording for mixed storage order support.
727 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
729 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
730 (vcvt_u64_f64): Likewise.
731 (vcvta_s64_f64): Likewise.
732 (vcvta_u64_f64): Likewise.
733 (vcvtm_s64_f64): Likewise.
734 (vcvtm_u64_f64): Likewise.
735 (vcvtn_s64_f64): Likewise.
736 (vcvtn_u64_f64): Likewise.
737 (vcvtp_s64_f64): Likewise.
738 (vcvtp_u64_f64): Likewise.
740 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
742 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
743 (arc_init): Check validity mll64 option.
744 (arc_save_restore): Use double load/store instruction.
745 (arc_expand_movmem): Likewise.
746 (arc_split_move): Don't split if we have double load/store
747 instructions. Returns a boolean.
748 (arc_process_double_reg_moves): Change function to return boolean
749 instead of a sequence of instructions.
750 (arc_dwarf_register_span): New function.
751 * config/arc/arc-protos.h (arc_split_move): Change prototype.
752 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
753 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
754 (*movdf_insn): Likewise.
755 * config/arc/arc.opt (mll64): New option.
756 * config/arc/predicates.md (even_register_operand): New predicate.
757 * doc/invoke.texi (ARC Options): Add mll64 documentation.
759 2016-01-25 Richard Biener <rguenther@suse.de>
762 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
763 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
765 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
767 2016-01-25 Richard Biener <rguenther@suse.de>
769 PR tree-optimization/69376
770 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
772 (VN_INFO_ANTI_RANGE_P): New inline.
773 (VN_INFO_RANGE_TYPE): Likewise.
774 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
775 SSA_NAME_ANTI_RANGE_P.
776 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
777 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
778 Properly query VN_INFO_RANGE_TYPE.
780 2016-01-25 Nick Clifton <nickc@redhat.com>
783 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
785 2016-01-23 Tom de Vries <tom@codesourcery.com>
787 PR tree-optimization/69426
788 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
791 2016-01-23 Jakub Jelinek <jakub@redhat.com>
793 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
794 "the the" with "the" in the comments.
795 * ipa-devirt.c (build_type_inheritance_graph,
796 update_type_inheritance_graph): Likewise.
797 * tree.c (build_function_type_list_1): Likewise.
798 * cfgloopmanip.c (scale_loop_profile): Likewise.
799 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
800 * gimple-ssa-split-paths.c
801 (find_block_to_duplicate_for_splitting_paths): Likewise.
802 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
803 * expr.c (convert_move): Likewise.
804 * var-tracking.c (vt_stack_adjustments): Likewise.
805 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
806 * tree-vrp.c (test_for_singularity): Likewise.
808 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
809 directly instead of building a temporary tree.
812 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
813 remove <algorithm> include.
815 2016-01-22 Jakub Jelinek <jakub@redhat.com>
818 * config/i386/i386.c: Include dojump.h.
819 (expand_small_movmem_or_setmem,
820 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
822 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
823 if dynamic_check != -1.
825 2016-01-21 Jeff Law <law@redhat.com>
828 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
829 record_temporary_equivalences. Rewritten to avoid unnecessary calls
831 (cprop_into_successor_phis): Avoid unnecessary tests.
833 2016-01-22 Richard Henderson <rth@redhat.com>
836 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
837 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
839 2016-01-22 Michael Matz <matz@suse.de>
841 * system.h (string, algorithm): Include only conditionally.
842 (new): Include always under C++.
843 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
844 * final.c (toplevel): Ditto.
845 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
846 * genconditions.c (write_header): Make gencondmd.c define
848 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
850 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
851 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
853 2016-01-22 Christian Bruel <christian.bruel@st.com>
856 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
858 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
861 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
862 define_insn_and_split. Ensure operands[1] and operands[0] do not
863 get assigned the same register.
865 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
867 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
869 2016-01-22 Christian Bruel <christian.bruel@st.com>
871 * config/arm/arm-c.c (arm_pragma_target_parse):
872 Remove warn_builtin_macro_redefined overwrite.
874 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
876 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
877 flag_non_call_exceptions compatibility.
879 2016-01-22 Jakub Jelinek <jakub@redhat.com>
882 * dwarf2out.c (add_child_die_after): New function.
883 (dwarf_qual_info_t): New type.
884 (dwarf_qual_info): New variable.
885 (qualified_die_p): New function.
886 (modified_type_die): For -fdebug-types-section, ensure
887 canonical order of qualifiers. Put qualified DIEs adjacent
888 to the corresponding non-qualified type DIE and search there
889 for existing qualified DIEs.
891 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
893 * doc/extend.texi (scalar_storage_order type attribute): Document
894 restriction on type punning and aliasing, and remove future tense.
896 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
899 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
902 2016-01-21 Jeff Law <law@redhat.com>
905 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
906 useless call to record_temporary_equivalences.
907 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
908 allocate 10 slots in the bb_path vector and let it grow as needed.
909 (fsm_find_control_statement_thread_paths): Similarly for the next_path
912 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
914 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
916 * configure: Regenerate.
918 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
920 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
921 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
923 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
926 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
927 drop EXPAND_INITIALIZER.
928 * rtl.h (contains_symbolic_reference_p): Declare.
929 * rtlanal.c (contains_symbolic_reference_p): New function.
930 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
931 a subtraction into a NOT if symbolic constants are involved.
933 2016-01-21 Anton Blanchard <anton@samba.org>
934 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
937 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
939 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
942 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
944 * config/microblaze/microblaze.c
945 (get_branch_target): New.
946 (insert_wic_for_ilb_runout): New.
948 (microblaze_machine_dependent_reorg): New.
949 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
950 * config/microblaze/microblaze.md
951 (UNSPEC_IPREFETCH): Define.
952 (iprefetch): New pattern
953 * config/microblaze/microblaze.opt
954 (mxl-prefetch): New flag.
956 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
958 * config/microblaze/microblaze.h
959 (FIXED_REGISTERS): Update in macro.
960 (CALL_USED_REGISTERS): Update in macro.
962 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
964 PR rtl-optimization/68920
965 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
968 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
970 PR rtl-optimization/68990
971 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
972 pseudo instead of inheritance ones.
974 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
975 Nick Clifton <nickc@redhat.com>
979 * config/mips/mips.c (mips_compute_frame_info): Initialise
980 args_size and hard_frame_pointer_offset fields of the frame
981 structure before calling mips_global_pointer.
983 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
985 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
987 * configure: Regenerate.
989 2016-01-21 Richard Biener <rguenther@suse.de>
991 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
993 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
995 * config/s390/s390.c (s390_asm_declare_function_size): Add code
996 to actually emit the .size directive.
998 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
999 Jakub Jelinek <jakub@redhat.com>
1003 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
1004 args array size by one to avoid buffer overflow.
1006 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
1008 * config/s390/s390.md (pool_section_start): Use switch_to_section
1009 to select proper read-only data section instead of hardcoding
1011 (pool_section_end): Use switch_to_section to match the above.
1013 2016-01-21 Richard Biener <rguenther@suse.de>
1015 PR tree-optimization/69378
1016 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
1017 (set_ssa_val_to): Use it for dominance checks taking into
1018 account not executable edges.
1020 2016-01-21 Jakub Jelinek <jakub@redhat.com>
1023 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
1024 for bitsize instead of GET_MODE_PRECISION (mode).
1026 2016-01-20 Martin Sebor <msebor@redhat.com>
1029 * extend.texi (__sync Builtins): Clarify the semantics of
1030 __sync_fetch_and_OP built-ins on pointers.
1031 (__atomic Builtins): Same.
1033 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1034 Sebastian Pop <s.pop@samsung.com>
1036 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
1037 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
1038 (is_valid_rename): Same.
1039 (translate_isl_ast_to_gimple::get_rename): Same.
1040 (translate_isl_ast_to_gimple::rename_all_uses): Same.
1041 (translate_isl_ast_to_gimple::rename_uses): Same.
1042 (get_new_name): Check for close_phi nodes.
1043 (copy_loop_phi_args): Use phi_node_kind.
1044 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
1045 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
1047 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1048 Sebastian Pop <s.pop@samsung.com>
1050 Revert commit r229783.
1051 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
1052 Remove use of parameter_rename_map.
1054 (copy_internal_parameters): Remove.
1055 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
1056 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
1057 (free_sese_info): Do not free parameter_rename_map.
1058 (set_rename): Do not use parameter_rename_map.
1059 (rename_uses): Update call to set_rename.
1060 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
1061 * sese.h (parameter_rename_map_t): Remove.
1062 (struct sese_info_t): Remove field parameter_rename_map.
1064 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1065 Sebastian Pop <s.pop@samsung.com>
1067 * graphite-isl-ast-to-gimple.c: Fix comment.
1068 * graphite-scop-detection.c (defined_in_loop_p): New.
1069 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
1070 names defined in loop.
1072 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1073 Sebastian Pop <s.pop@samsung.com>
1075 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
1076 Discard unstructured if-then-else regions.
1078 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1079 Sebastian Pop <s.pop@samsung.com>
1081 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
1082 (cleanup_loop_iter_dom): Remove.
1083 (build_loop_iteration_domains): Remove.
1084 (build_scop_context): Remove.
1085 (build_scop_iteration_domain): Remove.
1086 (add_loop_constraints): New.
1087 (build_iteration_domains): New.
1088 (build_poly_scop): Call build_iteration_domains.
1090 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1091 Sebastian Pop <s.pop@samsung.com>
1093 * graphite-scop-detection.c
1094 (scop_detection::harmful_loop_in_region): Free dom and loops.
1095 (scop_detection::loop_body_is_valid_scop): Free bbs.
1097 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1098 Sebastian Pop <s.pop@samsung.com>
1100 * graphite-scop-detection.c (record_loop_in_sese): New.
1101 (gather_bbs::before_dom_children): Call record_loop_in_sese.
1102 (build_scops): Remove call to build_sese_loop_nests.
1103 * sese.c (sese_record_loop): Remove.
1104 (build_sese_loop_nests): Remove.
1105 (new_sese_info): Remove region->loops.
1106 (free_sese_info): Same.
1107 * sese.h (sese_contains_loop): Same.
1108 (build_sese_loop_nests): Remove.
1109 (sese_contains_loop): Remove.
1111 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1112 Sebastian Pop <s.pop@samsung.com>
1114 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
1115 loop_is_valid_in_scop.
1116 (scop_detection::harmful_stmt_in_region): Renamed
1117 harmful_loop_in_region.
1118 Call loop_is_valid_in_scop.
1120 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1121 Sebastian Pop <s.pop@samsung.com>
1123 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
1126 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1127 Sebastian Pop <s.pop@samsung.com>
1129 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
1130 * graphite.h (struct poly_bb): Remove field is_reduction.
1131 (PBB_IS_REDUCTION): Remove.
1133 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1134 Sebastian Pop <s.pop@samsung.com>
1136 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
1137 (add_pdr_constraints): Same.
1138 (scop_get_reads): Same.
1139 (scop_get_must_writes): Same.
1140 (scop_get_may_writes): Same.
1141 (scop_get_original_schedule): Same.
1142 (extend_schedule): Same.
1143 (apply_schedule_on_deps): Same.
1144 (carries_deps): Same.
1145 (compute_deps): Same.
1146 (scop_get_dependences): Same.
1147 * graphite-isl-ast-to-gimple.c
1148 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
1149 * graphite-optimize-isl.c (get_schedule_for_band): Same.
1150 (get_schedule_for_band_list): Same.
1151 (get_schedule_map): Same.
1152 (apply_schedule_map_to_scop): Same.
1153 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1154 (build_loop_iteration_domains): Same.
1155 (add_condition_to_pbb): Same.
1156 (add_param_constraints): Same.
1157 (pdr_add_memory_accesses): Same.
1158 (pdr_add_data_dimensions): Same.
1160 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
1162 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
1165 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
1167 * common.opt (feliminate-dwarf2-dups): Replace references to
1168 "DWARF 2" with just "DWARF".
1169 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
1170 * doc/extend.texi: Likewise.
1171 * doc/cpp.texi: Likewise.
1172 * doc/invoke.texi: Likewise.
1173 (Option Summary): Add -gdwarf to list of Debugging Options.
1174 (Debugging Options): Document -gdwarf.
1175 * doc/contrib.texi: Spell "DWARF" like that.
1177 2016-01-21 Jakub Jelinek <jakub@redhat.com>
1179 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
1180 warning. Fix up formatting.
1183 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
1184 attempt to mark memory input operand addressable and
1185 call prepare_gimple_addressable in that case. Don't adjust
1186 input_location for diagnostics, use error_at instead.
1188 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
1190 * config/rs6000/ppc-auxv.h: New file.
1191 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
1193 (cpu_supports): Likewise.
1194 * config/rs6000/rs6000.c: include "ppc-auxv.h".
1195 (cpu_is_info): New variable.
1196 (cpu_supports_info): Likewise.
1197 (tcb_verification_symbol): Likewise.
1198 (cpu_builtin_p): Likewise.
1199 (cpu_expand_builtin): New function.
1200 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
1201 (rs6000_init_builtins): Likewise.
1202 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
1203 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
1204 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
1205 * configure: Regenerate.
1206 * config.in: Likewise.
1207 * doc/extend.texi (PowerPC Built-in Functions): Document
1208 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
1210 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
1213 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
1215 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
1218 2016-01-20 Richard Henderson <rth@redhat.com>
1224 * tree.c (tm_define_builtin): New.
1225 (find_tm_vector_type): New.
1226 (build_tm_vector_builtins): New.
1227 (build_common_builtin_nodes): Call it.
1229 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
1231 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
1232 (arm_fp_ok): Likewise.
1234 (arm_crypto): Likewise.
1236 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
1237 Richard Biener <rguenther@suse.de>
1239 PR tree-optimization/69328
1240 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
1241 vectors have same number of elements.
1242 (vectorizable_condition): Fix masked version recognition.
1244 2016-01-20 Richard Biener <rguenther@suse.de>
1246 PR tree-optimization/69345
1247 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
1248 (VN_INFO_PTR_INFO): Likewise.
1249 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
1250 info when it is equal between non-dominating SSA names.
1251 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1252 Make sure to look at original SSA infos.
1254 2016-01-20 Jeff Law <law@redhat.com>
1257 * config/m68k/predicates.md (pow2_m1_operand): New predicate
1259 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
1260 (pc_or_label_operand): New predicate.
1261 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
1262 tests for small integers that are 2^n - 1.
1264 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
1266 * doc/invoke.texi (Options Summary): Add '.' after @xref.
1268 2016-01-19 Jeff Law <law@redhat.com>
1271 * tree-ssa-threadbackwards.c
1272 (fsm_find_control_statement_thread_paths): Do not try to lookup
1273 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
1275 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1277 * doc/lto.texi: Remove text that says only Gold has linker plugin
1280 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
1282 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
1283 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
1284 the DIE accordingly.
1285 (modified_type_die): Add REVERSE parameter and pass it recursively,
1286 as well as to base_type_die. Adjust presence check accordingly.
1287 (base_type_for_mode): Adjust call to modified_type_die.
1288 (add_type_attribute): Add REVERSE parameter and pass it to
1290 (generic_parameter_die): Adjust call to add_type_attribute.
1291 (add_scalar_info): Likewise.
1292 (add_subscript_info): Likewise.
1293 (gen_array_type_die): Likewise.
1294 (gen_descr_array_type_die): Likewise.
1295 (gen_entry_point_die): Likewise.
1296 (gen_enumeration_type_die): Likewise.
1297 (gen_formal_parameter_die): Likewise.
1298 (gen_subprogram_die): Likewise.
1299 (gen_variable_die ): Likewise.
1300 (gen_const_die): Likewise.
1301 (gen_field_die): Likewise.
1302 (gen_pointer_type_die): Likewise.
1303 (gen_reference_type_die): Likewise.
1304 (gen_ptr_to_mbr_type_die): Likewise.
1305 (gen_inheritance_die): Likewise.
1306 (gen_subroutine_type_die): Likewise.
1307 (gen_typedef_die): Likewise.
1308 (force_type_die): Adjust call to modified_type_die.
1310 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
1312 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
1313 flow throughout the file. Fix broken link to Objective-C 2.0
1315 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
1318 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1320 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
1322 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1325 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
1326 (maybe_record_node): Record cxa_pure_virtual as the only possible
1327 target if there are not ohter candidates.
1328 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
1330 2016-01-19 Richard Biener <rguenther@suse.de>
1332 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
1333 (get_memory_order): Likewise.
1335 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
1337 * tree-vect-stmts.c (vectorizable_store): Check
1340 2016-01-19 David Malcolm <dmalcolm@redhat.com>
1343 * gcc.c (driver::decode_argv): Add call to
1344 init_opts_obstack before init_options_struct.
1345 * opts.c (init_opts_obstack): Remove idempotency.
1346 (init_options_struct): Replace call to init_opts_obstack
1347 with a gcc_assert to verify that it has already been called.
1348 * toplev.c (toplev::main): Add call to init_opts_obstack before
1349 calls to init_options_struct.
1350 (toplev::finalize): Move cleanup of opts_obstack next to
1351 cleanup of save_decoded_options, clearing the latter, and
1352 save_decoded_options_count.
1354 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1357 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
1358 attribute to unconditional. Remove %? from output template.
1360 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1361 Jiong Wang <jiong.wang@arm.com>
1363 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
1364 generated from different expand order.
1366 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1368 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1369 Add support for CCMP costing.
1371 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1373 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
1374 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
1375 (fccmpe<mode>): Likewise.
1376 (fcmp): Rename to fcmp and globalize pattern.
1378 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
1379 (aarch64_gen_ccmp_next): Add FP support.
1381 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1383 * target.def (gen_ccmp_first): Update documentation.
1384 (gen_ccmp_next): Likewise.
1385 * doc/tm.texi (gen_ccmp_first): Update documentation.
1386 (gen_ccmp_next): Likewise.
1387 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
1388 expand_ccmp_expr_1. Improve comments.
1389 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
1390 (ccmp_ior<mode>): Remove pattern.
1391 (cmp<mode>): Remove expand.
1392 (cmp): Globalize pattern.
1393 (cstorecc4): Use cc_register.
1394 (mov<mode>cc): Remove ccmp_cc_register check.
1395 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
1396 Simplify after removal of CC_DNE/* modes.
1397 (aarch64_ccmp_mode_to_code): Remove.
1398 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
1399 In 'k' case use integer as condition.
1400 (aarch64_nzcv_codes): Remove inverted cases.
1401 (aarch64_code_to_ccmode): Remove.
1402 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
1403 comparison with CC register to be used in folowing CCMP/branch/CSEL.
1404 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
1405 pattern. Return the comparison with CC register. Invert conditions
1407 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
1408 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
1410 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1412 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1413 instrumented_version.
1415 2016-01-19 Richard Biener <rguenther@suse.de>
1417 PR tree-optimization/69336
1418 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
1419 handled components with get_ref_base_and_extent.
1420 (equal_mem_array_ref_p): Adjust.
1422 2016-01-19 Jakub Jelinek <jakub@redhat.com>
1425 * shrink-wrap.c: Include valtrack.h.
1426 (move_insn_for_shrink_wrap): Add DEBUG argument. If
1427 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
1428 in between insn and where it will be moved to. Call
1429 dead_debug_insert_temp.
1430 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
1431 first and dead_debug_local_finish at the end.
1432 For uses and defs bitmap, handle all regs in between REGNO and
1433 END_REGNO, not just the first one.
1435 2016-01-19 Richard Biener <rguenther@suse.de>
1437 PR tree-optimization/69352
1438 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
1439 (equal_mem_array_ref_p): Constrain size and max size properly.
1440 Compare the reverse flag.
1442 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
1444 * ira.c (ira): Update regstat data if we deleted insns.
1446 2016-01-19 Jakub Jelinek <jakub@redhat.com>
1448 PR rtl-optimization/68955
1449 PR rtl-optimization/64557
1450 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
1451 here. Fix up formatting.
1452 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
1454 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1457 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
1458 assume that the node has body.
1459 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
1462 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1464 * lto-streamer-out.c (lto_output): Do not stream instrumentation
1467 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1469 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
1470 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
1472 2016-01-19 Martin Jambor <mjambor@suse.cz>
1473 Martin Liska <mliska@suse.cz>
1474 Michael Matz <matz@suse.de>
1476 * Makefile.in (OBJS): Add new source files.
1477 (GTFILES): Add hsa.c.
1478 * common.opt (disable_hsa): New variable.
1479 (-Whsa): New warning.
1480 * config.in (ENABLE_HSA): New.
1481 * configure.ac: Treat hsa differently from other accelerators.
1482 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
1484 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
1485 * doc/install.texi (Configuration): Document --with-hsa-runtime,
1486 --with-hsa-runtime-include, --with-hsa-runtime-lib and
1488 * doc/invoke.texi (-Whsa): Document.
1489 (hsa-gen-debug-stores): Likewise.
1490 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
1491 to invoke offload compiler for hsa acclerator.
1492 * opts.c (common_handle_option): Determine whether HSA offloading
1493 should be performed.
1494 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
1495 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
1496 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
1497 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
1498 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
1499 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
1500 GF_OMP_FOR_KIND_GRID_LOOP.
1501 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
1502 (pp_gimple_stmt_1): Likewise.
1503 * gimple-walk.c (walk_gimple_stmt): Likewise.
1504 * gimple.c (gimple_build_omp_grid_body): New function.
1505 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
1506 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
1507 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
1508 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
1509 GF_OMP_TEAMS_GRID_PHONY.
1510 (gimple_statement_omp_single_layout): Updated comments.
1511 (gimple_build_omp_grid_body): New function.
1512 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
1513 (gimple_omp_for_grid_phony): New function.
1514 (gimple_omp_for_set_grid_phony): Likewise.
1515 (gimple_omp_parallel_grid_phony): Likewise.
1516 (gimple_omp_parallel_set_grid_phony): Likewise.
1517 (gimple_omp_teams_grid_phony): Likewise.
1518 (gimple_omp_teams_set_grid_phony): Likewise.
1519 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
1520 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
1521 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
1522 (BUILT_IN_GOMP_TARGET): Updated type.
1523 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
1524 (adjust_for_condition): New function.
1525 (get_omp_for_step_from_incr): Likewise.
1526 (extract_omp_for_data): Moved parts to adjust_for_condition and
1527 get_omp_for_step_from_incr.
1528 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
1529 (fixup_child_record_type): Bail out if receiver_decl is NULL.
1530 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
1531 (scan_omp_parallel): Do not create child functions for phony
1533 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
1534 (scan_omp_1_op): Checking assert we are not remapping to
1535 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
1536 (parallel_needs_hsa_kernel_p): New function.
1537 (expand_parallel_call): Register apprpriate parallel child
1538 functions as HSA kernels.
1539 (grid_launch_attributes_trees): New type.
1540 (grid_attr_trees): New variable.
1541 (grid_create_kernel_launch_attr_types): New function.
1542 (grid_insert_store_range_dim): Likewise.
1543 (grid_get_kernel_launch_attributes): Likewise.
1544 (get_target_argument_identifier_1): Likewise.
1545 (get_target_argument_identifier): Likewise.
1546 (get_target_argument_value): Likewise.
1547 (push_target_argument_according_to_value): Likewise.
1548 (get_target_arguments): Likewise.
1549 (expand_omp_target): Call get_target_arguments instead of looking
1550 up for teams and thread limit.
1551 (grid_expand_omp_for_loop): New function.
1552 (grid_arg_decl_map): New type.
1553 (grid_remap_kernel_arg_accesses): New function.
1554 (grid_expand_target_kernel_body): New function.
1555 (expand_omp): Call it.
1556 (lower_omp_for): Do not emit phony constructs.
1557 (lower_omp_taskreg): Do not emit phony constructs but create for them
1558 a temporary variable receiver_decl.
1559 (lower_omp_taskreg): Do not emit phony constructs.
1560 (lower_omp_teams): Likewise.
1561 (lower_omp_grid_body): New function.
1562 (lower_omp_1): Call it.
1563 (grid_reg_assignment_to_local_var_p): New function.
1564 (grid_seq_only_contains_local_assignments): Likewise.
1565 (grid_find_single_omp_among_assignments_1): Likewise.
1566 (grid_find_single_omp_among_assignments): Likewise.
1567 (grid_find_ungridifiable_statement): Likewise.
1568 (grid_target_follows_gridifiable_pattern): Likewise.
1569 (grid_remap_prebody_decls): Likewise.
1570 (grid_copy_leading_local_assignments): Likewise.
1571 (grid_process_kernel_body_copy): Likewise.
1572 (grid_attempt_target_gridification): Likewise.
1573 (grid_gridify_all_targets_stmt): Likewise.
1574 (grid_gridify_all_targets): Likewise.
1575 (execute_lower_omp): Call grid_gridify_all_targets.
1576 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
1577 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
1578 (tree_omp_clause): Added union field dimension.
1579 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
1580 * tree.c (omp_clause_num_ops): Added number of arguments of
1581 OMP_CLAUSE__GRIDDIM_.
1582 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
1583 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
1584 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
1585 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
1586 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
1587 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
1588 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
1589 * tree-pass.h (make_pass_gen_hsail): Declare.
1590 (make_pass_ipa_hsa): Likewise.
1591 * ipa-hsa.c: New file.
1592 * lto-section-in.c (lto_section_name): Add hsa section name.
1593 * lto-streamer.h (lto_section_type): Add hsa section.
1594 * timevar.def (TV_IPA_HSA): New.
1595 * hsa-brig-format.h: New file.
1596 * hsa-brig.c: New file.
1597 * hsa-dump.c: Likewise.
1598 * hsa-gen.c: Likewise.
1601 * toplev.c (compile_file): Call hsa_output_brig.
1602 * hsa-regalloc.c: New file.
1604 2016-01-18 Jeff Law <law@redhat.com>
1606 PR tree-optimization/69320
1607 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
1608 ranged object, do nothing if the RHS constant is not [0..1].
1609 (optimize_stmt): Comparing a boolean ranged object against a
1610 constant outside [0..1] results in a compile-time constant.
1612 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
1615 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
1617 * doc/invoke.texi (Invoking GCC): Add new section to menu.
1618 (Option Summary): Update to reflect new section and moved options.
1619 (C++ Dialect Options): Move -fstats to new section.
1620 (Debugging Options): Move all dump, statistics, and other GCC
1621 developer options to new section. Rewrite section introduction
1622 and re-order remaining options to put the more basic ones first.
1623 (Optimization Options): Move -fira-verbose and -flto-report* to
1625 (Developer Options): New section incorporating moved options.
1626 * doc/cppopts.texi (-dM): Update cross-reference.
1628 2016-01-18 Richard Henderson <rth@redhat.com>
1631 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
1632 operands to pseudo only if CSE is expected. Split long immediate
1633 operands only after reload, and for the stack pointer.
1634 (*add<GPI>3_pluslong): Remove.
1635 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
1636 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
1637 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
1638 (*add<GPI>3 peepholes): New.
1639 (*add<GPI>3 splitters): New.
1640 * config/aarch64/constraints.md (Upl): New.
1641 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
1643 2016-01-18 Richard Biener <rguenther@suse.de>
1645 PR tree-optimization/69297
1646 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
1648 (vect_bb_vectorization_profitable_p): Clear visited flag again.
1650 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
1653 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
1654 of mixind vector and scalar types.
1655 (fold_relational_const): Add handling of vector
1656 comparison with boolean result.
1657 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
1658 comparison of vector operands with boolean result for EQ/NE only.
1659 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
1660 (verify_gimple_cond): Likewise.
1661 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
1664 2016-01-18 Joseph Myers <joseph@codesourcery.com>
1666 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
1669 2016-01-18 Richard Biener <rguenther@suse.de>
1672 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
1674 2016-01-18 Tom de Vries <tom@codesourcery.com>
1676 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
1678 2016-01-18 Tom de Vries <tom@codesourcery.com>
1680 * omp-low.c (set_oacc_fn_attrib): Make extern.
1681 * omp-low.h (set_oacc_fn_attrib): Declare.
1682 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
1683 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
1684 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
1685 Add and handle function parameter oacc_kernels_p.
1686 (find_reduc_addr, get_omp_data_i_param): New function.
1687 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
1688 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
1689 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
1690 Calculate dominance info. Skip loops that are not in a kernels region
1691 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
1692 (pass_parallelize_loops::execute): Call parallelize_loops with
1693 oacc_kernels_p argument.
1694 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
1695 New member function.
1696 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
1697 * passes.def: Add argument to pass_parallelize_loops instantation.
1699 2016-01-18 Tom de Vries <tom@codesourcery.com>
1701 * tree-parloops.c (pass_parallelize_loops::execute): Allow
1702 pass_parallelize_loops to be run outside the loop pipeline.
1704 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
1706 * tree-scalar-evolution.c (follow_copies_to_constant): New.
1707 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
1709 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
1712 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
1713 using get_ref_base_and_extent.
1714 (equal_mem_array_ref_p): New.
1715 (hashable_expr_equal_p): Add call to previous.
1717 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
1720 * tree-sra.c (disqualified_constants, constant_decl_p): New.
1721 (sra_initialize): Allocate disqualified_constants.
1722 (sra_deinitialize): Free disqualified_constants.
1723 (disqualify_candidate): Update disqualified_constants when appropriate.
1724 (create_access): Scan for constant-pool entries as we go along.
1725 (scalarizable_type_p): Add check against type_contains_placeholder_p.
1726 (maybe_add_sra_candidate): Allow constant-pool entries.
1727 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
1728 (initialize_constant_pool_replacements): New.
1729 (sra_modify_assign): Avoid mangling assignments created by previous,
1730 and don't generate writes into constant pool.
1731 (sra_modify_function_body): Call initialize_constant_pool_replacements.
1733 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
1735 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
1737 (scalar_chain::convert_op): Likewise.
1738 * config/i386/i386.md (*andndi3_doubleword): New.
1740 2016-01-18 Richard Biener <rguenther@suse.de>
1742 PR tree-optimization/69170
1743 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
1744 building a vector from scalar results of a pattern stmt.
1746 2016-01-18 Jakub Jelinek <jakub@redhat.com>
1748 * haifa-sched.c (autopref_multipass_init): Work around
1749 -Wmaybe-uninitialized warning.
1751 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1753 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
1754 against the constant 0.
1756 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1758 PR tree-optimization/68799
1759 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
1760 look up phi candidates in the statement-candidate map.
1761 (phi_add_costs): Likewise.
1762 (record_phi_increments): Likewise.
1763 (phi_incr_cost): Likewise.
1764 (ncd_with_phi): Likewise.
1765 (all_phi_incrs_profitable): Likewise.
1767 2016-01-17 Jakub Jelinek <jakub@redhat.com>
1769 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
1770 -Wmaybe-uninitialized warning.
1772 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
1774 * doc/invoke.texi (Invoking GCC): Add new section to menu.
1775 (Option Summary): Update to reflect new section and moved options.
1776 (C++ Dialect Options): Move -fvtable-verify and related options.
1777 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
1778 and profiling-related options.
1779 (Optimization Options): Move profile generation options and
1780 -fstack-protector and related options.
1781 (Instrumentation Options): New section incorporating moved options.
1782 (Code Generation Options): Move -finstrument-functions and
1783 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
1785 2016-01-16 Tom de Vries <tom@codesourcery.com>
1787 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
1789 2016-01-16 Tom de Vries <tom@codesourcery.com>
1791 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
1793 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
1795 * hash-table.h (hash_table::empty): Turn into an inline wrapper
1796 that checks whether the table is already empty. Rename the
1797 original implementation to...
1798 (hash_table::empty_slot): ...this new private function.
1800 2016-01-15 David Malcolm <dmalcolm@redhat.com>
1803 * diagnostic-show-locus.c (layout::print_source_line): Move x
1804 offset of line until after call to
1805 get_line_width_without_trailing_whitespace.
1807 2016-01-15 Jeff Law <law@redhat.com>
1809 PR tree-optimization/69270
1810 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
1811 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
1812 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
1813 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
1814 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1815 ssa_name_has_boolean_range and constant_boolean_node.
1817 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
1819 PR rtl-optimization/69030
1820 * lra-spills.c (remove_pseudos): Check nrefs and make the function
1822 (spill_pseudos): Delete debug insn for dead pseudo.
1823 (lra_spill): Initiate spill_hard_reg and slots memory separately.
1825 2016-01-15 Jiong Wang <jiong.wang@arm.com>
1827 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
1829 (TYPES_UNOPUS): Likewise.
1830 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
1831 builtin type, from UNOP to UNOPUS.
1832 (lbtruncuv4sf): Likewise.
1833 (lbtruncuv2df): Likewise.
1834 (lrounduv2sf): Likewise.
1835 (lrounduv4sf): Likewise.
1836 (lrounduv2df): Likewise.
1837 (lroundusf): Likewise.
1838 (lroundusf): Likewise.
1839 (lceiluv2sf): Likewise.
1840 (lceiluv4sf): Likewise.
1841 (lceiluv2df): Likewise.
1842 (lceilusf): Likewise.
1843 (lceiludf): Likewise.
1844 (lflooruv2sf): Likewise.
1845 (lflooruv4sf): Likewise.
1846 (lflooruv2df): Likewise.
1847 (lfloorusf): Likewise.
1848 (lfloorudf): Likewise.
1849 (lfrintnuv2sf): Likewise.
1850 (lfrintnuv4sf): Likewise.
1851 (lfrintnuv2df): Likewise.
1852 (lfrintnusf): Likewise.
1853 (lfrintnudf): Likewise.
1854 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
1856 (vcvtq_u32_f32): Likewise.
1857 (vcvtq_u64_f64): Likewise.
1858 (vcvta_u32_f32): Likewise.
1859 (vcvtaq_u32_f32): Likewise.
1860 (vcvtaq_u64_f64): Likewise.
1861 (vcvtm_u32_f32): Likewise.
1862 (vcvtmq_u32_f32): Likewise.
1863 (vcvtmq_u64_f64): Likewise.
1864 (vcvtn_u32_f32): Likwise.
1865 (vcvtnq_u32_f32): Likewise.
1866 (vcvtnq_u64_f64): Likewise.
1867 (vcvtp_u32_f32): Likewise.
1868 (vcvtpq_u32_f32): Likewise.
1869 (vcvtpq_u64_f64): Likewise.
1870 (vcvtmd_u64_f64): Likewise.
1871 (vcvtms_u32_f32): Likewise.
1872 (vcvtad_u64_f64): Likewise.
1873 (vcvtas_u32_f32): Likewise.
1874 (vcvtnd_u64_f64): Likewise.
1875 (vcvtns_u32_f32): Likewise.
1876 (vcvtpd_u64_f64): Likewise.
1877 (vcvtps_u32_f32): Likewise.
1879 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1881 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
1882 CSEL of zero_extended registers.
1884 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1886 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
1887 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
1889 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1891 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
1892 false when argument string is not found in the attributes table
1895 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
1898 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
1899 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
1900 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
1903 2016-01-15 Richard Biener <rguenther@suse.de>
1905 PR tree-optimization/66856
1906 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
1907 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
1908 (vect_create_new_slp_node): Increment stmt reference count.
1909 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
1910 an SLP tree before swapping operands.
1911 (vect_build_slp_tree): Likewise.
1912 (destroy_bb_vec_info): Free stmt info after SLP instances.
1913 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
1914 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
1915 (STMT_VINFO_NUM_SLP_USES): New macro.
1917 2016-01-15 Richard Biener <rguenther@suse.de>
1920 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
1921 (add_linkage_name): ... here.
1922 (gen_typedef_die): Use add_linkage_name_raw instead of
1923 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
1926 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
1928 * gimplify.c (oacc_default_clause): Decode reference and pointer
1929 types for both kernels and parallel regions.
1931 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
1934 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
1936 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
1938 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
1939 (convert_scalars_to_vector): Likewise.
1941 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
1943 * doc/extend.texi (Type Traits): Fix grammar.
1945 2016-01-15 Martin Jambor <mjambor@suse.cz>
1947 * tree-inline.c (remap_decl): Use existing dclarations if
1948 remapping a type and prevent_decl_creation_for_types.
1949 (replace_locals_stmt): Do an initial remapping of non-VLA typed
1950 decls first. Do real remapping with
1951 prevent_decl_creation_for_types set.
1952 * tree-inline.h (copy_body_data): New field
1953 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
1956 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
1958 * config/s390/s390.opt (mmvcle): More verbose help text.
1960 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
1962 * config/s390/s390.opt: Add period to -mzvector option text.
1964 2016-01-15 Richard Biener <rguenther@suse.de>
1966 PR tree-optimization/68961
1967 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
1968 of invariants in stores again.
1970 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
1972 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
1974 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
1976 * config/i386/i386.c (ix86_expand_branch): Don't split
1977 DI mode xor instruction to SI mode.
1979 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
1982 * ipa-icf.c (sem_function::merge): Virtual functions may become
1983 reachable even if they address is not taken and there are no
1986 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
1988 * lto-streamer-out.c (subtract_estimated_size): New function.
1989 (get_symbol_initial_value): Use it.
1991 2016-01-15 Christian Bruel <christian.bruel@st.com>
1994 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
1995 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
1996 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
1997 use add_builtin_function_ext_scope instead of add_builtin_function.
1998 (neon_set_p, neon_crypto_set_p): Remove.
1999 (arm_init_builtins): Always call arm_init_neon_builtins and
2000 arm_init_crypto_builtins.
2001 (arm_expand_builtin): Check that builtins are allowed for the arch.
2002 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
2003 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
2004 arm_init_neon_builtins call.
2006 2016-01-15 Richard Biener <rguenther@suse.de>
2008 PR tree-optimization/69117
2009 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
2010 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
2011 of the leader conservatively.
2012 (free_scc_vn): Restore original SSA name infos.
2014 2016-01-14 Jeff Law <law@redhat.com>
2016 PR tree-optimization/69270
2017 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
2018 single bit of precision, verify it's also unsigned.
2019 (record_edge_info): Use constant_boolean_node rather than fold_convert
2020 to convert boolean_true/boolean_false to the right type.
2022 2016-01-14 Richard Henderson <rth@redhat.com>
2025 * loop-doloop.c (record_reg_sets): New.
2026 (doloop_optimize): Reject the transform if the sequence
2027 clobbers registers live at the end of the loop block.
2028 (doloop_optimize_loops): Enable df_live if needed.
2030 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2032 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
2033 * gcc/config/rs6000/rs6000.c: Likewise.
2034 * gcc/config/rs6000/rs6000.h: Likewise.
2035 * gcc/config/rs6000/rs6000.md: Likewise.
2036 * gcc/doc/extend.texi: Likewsie.
2038 2016-01-14 Jeff Law <law@redhat.com>
2040 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
2043 2016-01-14 Richard Henderson <rth@redhat.com>
2047 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
2048 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
2049 instead of builtin_decl_declared_p to test for declaration.
2051 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
2053 * doc/loop.texi (Loop Analysis and Representation): Document
2054 loop_depth function.
2056 2016-01-14 Tom de Vries <tom@codesourcery.com>
2058 PR tree-optimization/68773
2059 * omp-low.c (expand_omp_target): Don't set force_output.
2060 * varpool.c (varpool_node::get_create): Same.
2061 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
2062 offload_funcs with force_output.
2064 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2067 * lra-eliminations.c (move_plus_up): Don't change anything if either
2068 the outer or inner subreg mode is not MODE_INT.
2069 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
2070 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
2072 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
2074 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
2075 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
2076 reduc_uplus_@var{m}): Remove.
2077 * expr.c (expand_expr_real_2): Remove expansion path for
2078 reduc_[us](min|max|plus) optabs.
2079 * optabs-tree.c (scalar_reduc_to_vector): Remove.
2080 * optabs-tree.h (scalar_reduc_to_vector): Remove.
2081 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
2082 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
2083 * tree-vect-loop.c (vectorizable_reduction): Remove test for
2084 reduc_[us](min|max|plus) optabs.
2086 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
2088 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
2089 (reduc_plus_scal_v2sf): New.
2090 (reduc_smax_v2sf): Rename to...
2091 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
2092 (reduc_smin_v2sf): Rename to...
2093 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
2095 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
2097 * alias.c (compare_base_symbol_refs): New function.
2098 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
2101 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2104 PR tree-optimization/69155
2105 * tree-complex.c: Include cfganal.h.
2106 (phis_to_revisit): New variable.
2107 (extract_component): Add phiarg_p argument. Assert that returned
2108 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
2109 (update_phi_components): Partly rewrite to use loop over real/imag
2110 components instead of code duplication. If extract_component returns
2111 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
2112 create_tmp_reg into the PHI node instead, and mention the phi triplet
2114 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
2115 in phis_to_revisit at the end.
2117 2016-01-14 Richard Biener <rguenther@suse.de>
2119 PR tree-optimization/68060
2120 * tree-vect-loop.c (vect_is_simple_reduction): Check the
2121 outer loop reduction is only used in the inner loop before
2122 detecting a double reduction.
2124 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2127 * combine.c (expand_field_assignment): Punt if compute_mode is
2128 unsupported scalar mode.
2130 2016-01-14 Richard Biener <rguenther@suse.de>
2132 PR tree-optimization/66856
2133 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
2134 SLP node only if it built successfully.
2135 (vect_analyze_slp_instance): Adjust.
2137 2016-01-14 Jeff Law <law@redhat.com>
2139 PR tree-optimization/69270
2140 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
2141 (record_edge_info): Use it. Convert boolean_{true,false}_node
2144 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
2147 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
2148 use block_ultimate_origin
2149 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
2151 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
2153 * doc/invoke.texi (Submodel Options): Rename section to
2154 "Machine-Dependent Options" to better reflect its content.
2155 Rewrite introductory text to remove archaic CPU names.
2158 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
2160 * doc/invoke.texi (Code Gen Options): Move section up in file,
2161 before target-specific options. Update menu and option summary
2162 to reflect the new section ordering.
2164 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
2166 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
2167 (C++ Dialect Options): Add cross-reference to -std option.
2168 * doc/standards.texi (C++ Language): Document C++14 support.
2170 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2172 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
2173 for pack/unpack functions for __ibm128.
2174 (PACK_IF): Likewise.
2175 (UNPACK_IF): Likewise.
2177 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
2178 support for __ibm128 pack/unpack functions.
2179 (rs6000_invalid_builtin): Likewise.
2180 (rs6000_init_builtins): Likewise.
2181 (rs6000_opt_masks): Likewise.
2183 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
2184 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
2186 (RS6000_BTM_COMMON): Likewise.
2188 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
2189 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
2190 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
2191 128-bit floating point. Add support for the double values to be
2192 in Altivec registers for TF/IF packing and unpacking, but restrict
2193 TD packing sub-fields to be FPR registers. Don't allow overlapped
2194 register support for packing. Allow pack inputs to be memory
2195 locations. Don't build generator functions for unpack<mode>_dm
2196 and unpack<mode>_nodm.
2197 (unpack<mode>_dm): Likewise.
2198 (unpack<mode>_nodm): Likewise.
2199 (pack<mode>): Likewise.
2201 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
2202 built-in functions to pack/unpack explicit __ibm128 values.
2203 (__builtin_unpack_ibm128): Likewise.
2205 * doc/extend.texi (PowerPC Built-in Functions): Document
2206 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
2208 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
2211 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
2212 Add new arg loc and pass it down as context.
2213 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
2214 to the location to use for the warning.
2215 (check_function_arguments): New arg loc. All callers changed. Pass
2216 it to check_function_nonnull.
2217 * c-common.h (check_function_arguments): Adjust declaration.
2219 2016-01-13 Jakub Jelinek <jakub@redhat.com>
2221 PR tree-optimization/69156
2222 * gimple.c (validate_type): Removed.
2223 (gimple_builtin_call_types_compatible_p): Use
2224 useless_type_conversion_p instead of validate_type.
2225 * value-prof.c (gimple_stringop_fixed_value): Fold
2226 icall_size to correct type.
2228 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
2230 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
2233 2016-01-13 Richard Henderson <rth@redhat.com>
2236 * target.def (builtin_tm_load, builtin_tm_store): Remove.
2237 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
2238 (ix86_builtin_tm_store): Remove.
2239 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
2240 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
2241 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
2242 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
2243 * doc/tm.texi: Rebuild.
2245 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
2246 (BUILT_IN_TM_MEMCPY_RTWN): New.
2247 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
2248 fallback from vector to integer helpers.
2249 (build_tm_load): Handle vector types directly, instead of
2251 (build_tm_store): Likewise.
2252 (expand_assign_tm): Prepare for register types not handled by
2253 the above. Copy them to memory and use memcpy.
2254 * tree.c (tm_define_builtin): New.
2255 (find_tm_vector_type): New.
2256 (build_tm_vector_builtins): New.
2257 (build_common_builtin_nodes): Call it.
2259 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
2262 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
2264 2016-01-13 Tom de Vries <tom@codesourcery.com>
2266 PR tree-optimization/69169
2267 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
2268 handled_struct_type param.
2269 (create_variable_info_for, intra_create_variable_infos): Call
2270 create_variable_info_for_1 with extra arg.
2272 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
2274 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
2275 and "armv8.1-a+crc" entries.
2277 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
2280 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
2281 Change first operand predicate from register_or_constm1_operand
2282 to register_operand.
2283 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
2284 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
2285 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
2286 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
2287 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
2288 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
2289 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
2290 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
2291 comparison with constm1_rtx from vec_prefetch_gen part.
2293 2016-01-13 Richard Biener <rguenther@suse.de>
2295 PR tree-optimization/69013
2296 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
2297 Exchange assert for a test.
2299 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2302 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
2304 2016-01-13 Richard Biener <rguenther@suse.de>
2306 PR tree-optimization/69242
2307 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
2308 assert with a check.
2310 2016-01-13 Richard Biener <rguenther@suse.de>
2312 PR tree-optimization/69186
2313 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2314 Properly guard vect_update_misalignment_for_peel call.
2316 2016-01-12 Jeff Law <law@redhat.com>
2318 PR tree-optimization/pr67755
2319 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
2320 "need_profile_correction".
2321 (thread_block_1): Initialize new field to false by default. If we
2322 have multiple thread paths through a common joiner to different
2323 final targets, then set new field to true.
2324 (compute_path_counts): Only do count adjustment when it's really
2327 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
2329 * doc/invoke.texi (Spec Files): Move section down in file, past
2330 all command-line option descriptions.
2332 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2335 * doc/gty.texi: Remove documentation of mark_hook.
2336 * gengtype.c (struct write_types_data): Remove code to support
2337 mark_hook attribute.
2338 (walk_type): Likewise.
2339 (write_func_for_structure): Likewise.
2341 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
2343 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
2344 Directory Options, and -specs= to Overall Options.
2345 (Overall Options): Adjust similarly. Reorder to group related
2346 options together. Make -specs= cross-reference the spec file details.
2347 (Directory Options): Adjust similarly.
2349 2016-01-12 Jeff Law <law@redhat.com>
2351 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
2353 2016-01-12 Olivier Hainque <hainque@adacore.com>
2355 * gcc.c (spec_undefvar_allowed): New global.
2356 (process_command): Set to true when running for --version or --help,
2358 (getenv_spec_function): When the variable is not defined, use the
2359 variable name as the variable value if we're allowed not to issue
2362 2016-01-12 Bin Cheng <bin.cheng@arm.com>
2364 PR tree-optimization/68911
2365 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
2366 information computed for expression "init + nit * step".
2368 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
2370 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
2371 about name of GCC executable. Remove deleted node from menu.
2372 (Directory Options) <-B>: Remove cross-reference to deleted node.
2373 (Target Options): Delete section.
2375 2016-01-12 Christian Bruel <christian.bruel@st.com>
2378 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
2379 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
2381 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2384 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
2385 aligned_mem is properly set for AVX512-VL floating point masked
2389 * ifcvt.c (cond_exec_process_if_block): When removing the last
2390 insn from then_bb, remove also any possible barriers that follow it.
2392 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
2396 * config/i386/iamcu.h (SIZE_TYPE): New macro.
2397 (PTRDIFF_TYPE): Likewise.
2398 (WCHAR_TYPE): Likewise.
2399 (WCHAR_TYPE_SIZE): Likewise.
2400 (STDINT_LONG32): Likewise.
2402 2016-01-12 Richard Biener <rguenther@suse.de>
2404 PR tree-optimization/69053
2405 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
2406 convert initial value for cond reductions.
2408 2016-01-12 Richard Biener <rguenther@suse.de>
2410 PR tree-optimization/69007
2411 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
2412 widen_sum after dot_prod and sad.
2414 2016-01-12 Richard Biener <rguenther@suse.de>
2416 PR tree-optimization/69168
2417 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
2418 pattern stmt SLP type.
2419 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
2420 end up unused so cope with that case.
2422 2016-01-12 Richard Biener <rguenther@suse.de>
2424 PR tree-optimization/69157
2425 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
2426 stmts def type only during analyze phase.
2427 (vectorizable_call): Likewise.
2428 (vectorizable_simd_clone_call): Likewise.
2429 (vectorizable_conversion): Likewise.
2430 (vectorizable_assignment): Likewise.
2431 (vectorizable_shift): Likewise.
2432 (vectorizable_operation): Likewise.
2433 (vectorizable_store): Likewise.
2434 (vectorizable_load): Likewise.
2436 2016-01-12 Richard Biener <rguenther@suse.de>
2438 PR tree-optimization/69174
2439 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
2441 (vectorizable_load): Properly compute the number of loads needed
2442 for permuted strided SLP loads and do not spuriously assign
2443 to SLP_TREE_VEC_STMTS.
2445 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
2447 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
2448 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
2449 (MD_EXEC_PREFIX): Remove.
2450 (MD_STARTFILE_PREFIX) Removee.
2451 (FILE_NAME_ABSOLUTE_P): Remove.
2452 (CPP_SPEC): Do not read macros from sys/version.h.
2453 (LINK_COMMAND_SPEC): Remove.
2454 (LOCAL_INCLUDE_DIR): Remove.
2455 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
2456 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
2457 (POST_LINK_SPEC): Define to invoke stubify after linker
2458 (LIBSTDCXX): Remove define
2459 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
2460 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
2461 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
2462 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
2463 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
2464 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
2465 (i386_djgpp_asm_named_section): Add propotype of new procedure
2467 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
2468 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
2469 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
2470 in config/i386/djgpp.h).
2471 (STANDARD_STARTFILE_PREFIX_2): Define identical to
2472 STANDARD_STARTFILE_PREFIX_1.
2473 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
2474 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
2475 installation errors.
2476 (MAX_OFILE_ALIGNMENT): Define to 128.
2477 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
2479 * config/i386/djgpp.c: New file. Add implementation of
2480 i386_djgpp_asm_named_section.
2482 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
2484 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
2485 Add rule for building djgpp.o.
2487 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2489 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
2490 (rtx_is_swappable_p): Reductions are swappable.
2491 (insn_is_swappable_p): V2DF reductions are swappable.
2493 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
2495 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
2496 reloads for other unsupported memory operands.
2498 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2499 Jim Wilson <jim.wilson@linaro.org>
2502 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
2503 copy_to_mode_reg instead of force_reg.
2505 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
2508 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
2509 TARGET_80387 is true.
2511 2016-01-11 Jakub Jelinek <jakub@redhat.com>
2514 * lra-eliminations.c (move_plus_up): Only move plus up
2515 if subreg of the constant can be simplified into constant
2516 and use the simplified subreg of the constant instead of
2517 the original constant.
2519 * fold-const.c (fold_convertible_p): Don't return true
2520 for conversion of VECTOR_TYPE to same sized integral type.
2521 (fold_convert_loc): Fix up formatting. Fold conversion of
2522 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
2523 instead of NOP_EXPR.
2525 PR tree-optimization/69214
2526 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
2527 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2530 PR tree-optimization/69207
2531 * tree-vect-slp.c (vect_get_constant_vectors): For
2532 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
2533 fold_convertible_p to vector_type's element type, and always
2534 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
2536 2016-01-11 Richard Biener <rguenther@suse.de>
2538 PR tree-optimization/69173
2539 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
2540 fixup the cycle if all stmts are in a pattern.
2542 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
2545 * alias.c (base_alias_check): Move check for addresses with
2546 alignment ANDs before the call for compare_base_decls.
2547 (memrefs_conflict_p): Return -1 for different decls
2548 that went through alignment adjustments.
2550 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2552 PR rtl-optimization/68796
2553 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
2554 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
2555 and QImode comparisons against zero with CC_NZmode.
2556 * config/aarch64/iterators.md (short_mask): New mode_attr.
2558 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
2560 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
2561 (<avx512>_store<mode>_mask): Likewise.
2563 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
2564 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2566 PR rtl-optimization/68841
2567 * ifcvt.c (struct noce_if_info): Add orig_x field.
2568 (bbs_ok_for_cmove_arith): Add to_rename parameter.
2569 Don't record conflicts on to_rename if it's present.
2570 Allow memory destinations in sets.
2571 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
2572 blocks, passing orig_x to the checks.
2573 (noce_process_if_block): Set if_info->orig_x appropriately.
2575 2016-01-11 Tom de Vries <tom@codesourcery.com>
2577 PR tree-optimization/69069
2578 * tree-parloops.c (create_parallel_loop): Add missing phi args.
2580 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
2582 PR rtl-optimization/68920
2583 * config/i386/i386.c (ix86_option_override_internal): Restrict number
2584 of conditional moves for RTL if-conversion to 1 for
2585 TARGET_ONE_IF_CONV_INSN.
2586 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
2587 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
2588 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
2589 parameter to restirct number of conditional moves for
2591 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
2592 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
2595 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
2598 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
2599 onepart vars. Fix typo in comment. Fix reversed condition in
2601 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
2604 * var-tracking.c (dump_onepart_variable_differences): New.
2605 (dataflow_set_different): If a detailed dump is requested,
2606 delay early returns and dump differences between onepart
2607 variables present before and after, and added variables.
2609 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
2612 * expr.c (expand_expr_real_1): For boolean vector constants
2613 with a scalar mode use const_scalar_mask_from_tree.
2614 (const_scalar_mask_from_tree): New.
2615 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
2616 assigned to a mask type to handle constants.
2618 2016-01-11 Martin Jambor <mjambor@suse.cz>
2621 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
2622 useless parameters if we cannot change function signature.
2624 2016-01-11 Martin Jambor <mjambor@suse.cz>
2627 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
2630 2016-01-11 Tom de Vries <tom@codesourcery.com>
2632 PR tree-optimization/69109
2633 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
2636 2016-01-11 Tom de Vries <tom@codesourcery.com>
2638 PR tree-optimization/69108
2639 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
2640 res is not used in a phi.
2642 2016-01-11 Yury Gribov <y.gribov@samsung.com>
2645 * common.opt (frandom-seed): Fix parameter name.
2646 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
2648 2016-01-11 Tom de Vries <tom@codesourcery.com>
2650 PR tree-optimization/69058
2651 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
2654 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
2656 * config/arc/arc.opt (mdiv-rem): Add period to the end.
2657 (mcode-density): Likewise.
2659 2016-01-10 Tom de Vries <tom@codesourcery.com>
2661 PR tree-optimization/69062
2662 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
2663 (parallelize_loops): Don't paralelize loop that has phi with address
2666 2016-01-10 Tom de Vries <tom@codesourcery.com>
2668 PR tree-optimization/69039
2669 * tree-parloops.c (try_create_reduction_list): Only allow single exit
2672 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
2675 * match.pd: Require target has function_c99_misc before doing
2676 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
2678 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
2680 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
2682 * configure: Regenerate.
2684 2016-01-09 Jakub Jelinek <jakub@redhat.com>
2687 PR tree-optimization/69097
2688 * fold-const.h (expr_not_equal_to): New prototype.
2689 * fold-const.c: Include stringpool.h and tree-ssanames.h.
2690 (expr_not_equal_to): New function.
2691 * match.pd (X % -Y is the same as X % Y): Don't optimize
2692 unless X is known not to be equal to minimum or Y is known
2693 not to be equal to -1.
2694 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
2695 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
2696 (simplify_stmt_using_ranges): Adjust caller.
2697 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
2698 substitute_and_fold.
2700 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
2702 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
2705 2016-01-08 Jakub Jelinek <jakub@redhat.com>
2707 PR tree-optimization/69167
2708 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
2709 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
2711 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
2713 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
2714 Richard Biener <rguenther@suse.de>
2716 PR tree-optimization/68707
2717 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
2718 instances that can be handled via vect_load_lanes.
2720 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
2722 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
2723 if we can't determine address equivalence.
2724 * alias.c (compare_base_decl): Update for changed return value of
2725 symtab_node::equal_address_to.
2727 2016-01-08 Jason Merrill <jason@redhat.com>
2731 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
2732 * expr.c (store_field): Not here.
2733 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
2734 call with TREE_ADDRESSABLE type.
2735 * tree-cfg.c (verify_gimple_call): Adjust.
2737 2016-01-08 Olivier Hainque <hainque@adacore.com>
2739 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
2742 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
2744 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
2745 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
2746 (reduc_smin_v2sf): Rename to...
2747 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
2748 (reduc_splus_v2sf): Rename to...
2749 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
2751 2016-01-08 Jakub Jelinek <jakub@redhat.com>
2753 PR tree-optimization/69162
2754 * gimplify.c (gimplify_va_arg_expr): Encode original type of
2755 valist argument in another argument.
2756 (gimplify_modify_expr): Adjust for the above change. Cleanup.
2757 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
2758 to determine the va_list type, build a MEM_REF instead of
2759 build_fold_indirect_ref.
2761 PR tree-optimization/69172
2762 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
2765 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
2767 PR tree-optimization/67781
2768 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2769 and cmpnop in two steps: first the ones not accessed in original
2770 gimple expression in a endian independent way and then the ones not
2771 accessed in the final result in an endian-specific way.
2773 2016-01-08 Jakub Jelinek <jakub@redhat.com>
2775 PR tree-optimization/69083
2776 * tree-vect-slp.c (vect_get_constant_vectors): For
2777 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
2778 element type. If op is fold_convertible_p to vector_type's element
2779 type, use NOP_EXPR instead of VCE.
2781 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
2783 PR rtl-optimization/67778
2784 PR rtl-optimization/68634
2785 PR rtl-optimization/68909
2786 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
2787 block from the stack until done with it. Remove a superfluous
2788 bitmap set. Remove a superfluous bitmap test.
2790 2016-01-07 Martin Sebor <msebor@redhat.com>
2793 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
2794 constraint on the type of arguments.
2796 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
2798 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
2799 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
2800 unaligned_access on the gcc_options set.
2801 * config/arm/arm.c (arm_option_override_internal): Use
2802 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
2804 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.c (ix86_frame_pointer_required): Enable
2808 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
2810 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
2813 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
2816 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
2817 depending on frame_pointer_needed before remaining integer and SSE
2818 registers are saved.
2820 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
2823 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
2825 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
2828 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
2829 Use the "xBm" constraint.
2830 (float<sseintvecmodelower><mode>2<mask_name><round_name):
2832 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
2833 (sse_cvtsi2ssq<round_name>): Likewise.
2834 (sse_cvtss2si<round_name>): Likewise.
2835 (sse_cvtss2siq<round_name>): Likewise.
2836 (sse2_cvtsi2sdq<round_name>): Likewise.
2837 (sse2_cvtsd2si<round_name>): Likewise.
2838 (sse2_cvtsd2siq<round_name>): Likewise.
2839 * config/i386/subst.md (round_nimm_scalar_predicate): New
2842 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
2845 * varasm.c (make_decl_rtl): Mark invalid register vars as
2848 PR rtl-optimization/66206
2849 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
2850 All callers changed.
2852 2016-01-07 Jakub Jelinek <jakub@redhat.com>
2854 PR tree-optimization/69141
2855 * tree-ssa-pre.c: Include langhooks.h.
2856 (eliminate_dom_walker::before_dom_children): Use
2857 lang_hooks.decl_printable_name instead of
2858 cgraph_node::get ()->name ().
2861 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
2862 it and DECL_ALIGN too.
2864 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
2866 * config/mips/mips-ftypes.def: Sort to lexicographical order.
2868 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
2871 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
2872 depending on frame_pointer_needed before remaining integer and SSE
2873 registers are saved.
2875 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2877 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
2878 mode iterator with VSX_M2.
2879 (*p9_vecstore_<mode>): Likewise.
2880 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
2881 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
2882 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
2883 (define_split for VSX_LE128 stores): Likewise.
2884 (define_peephole2 for TImode LE swaps): Likewise.
2885 (define_split for VSX_LE128 post-reload stores): Likewise.
2887 2016-01-06 Marek Polacek <polacek@redhat.com>
2890 * convert.c (convert_to_integer_1): Adjust call to
2891 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
2892 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
2893 EXPR instead of ARG.
2894 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
2896 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
2899 * doc/extend.texi (RL78 Variable Attributes): New section.
2901 2016-01-05 Marek Polacek <polacek@redhat.com>
2904 * builtins.c (get_memmodel): Use expansion point location rather than
2905 the input location. Call warning_at rather than warning.
2906 (expand_builtin_atomic_compare_exchange): Likewise.
2907 (expand_builtin_atomic_load): Likewise.
2908 (expand_builtin_atomic_store): Likewise.
2909 (expand_builtin_atomic_clear): Likewise.
2911 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
2914 * config/i386/i386.c (ix86_expand_vector_logical_operator):
2915 Replace nonimmediate_operand with vector_operand.
2916 * config/i386/predicates.md (vector_operand): New predicate.
2917 (general_vector_operand): Replace nonimmediate_operand with
2919 * config/i386/sse.md: Replace nonimmediate_operand with
2920 vector_operand and m constraint with Bm constraint on SSE
2921 patterns with 16-byte memory operand.
2922 * config/i386/subst.md (round_nimm_predicate): Replace
2923 nonimmediate_operand with vector_operand.
2924 (round_saeonly_nimm_predicate): Likewise.
2925 (round_saeonly_nimm_scalar_predicate): New.
2927 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
2930 * config/i386/constraints.md (Bm): New constraint.
2931 * config/i386/predicates.md (vector_memory_operand): New
2933 * config/i386/sse.md: Replace xm with xBm in plusminus and
2936 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
2939 * doc/extend.texi (V850 Function Attributes): New section.
2940 (V850 Variable Attributes): New section.
2942 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
2945 * doc/extend.texi (MicroBlaze Function Attributes): Document
2946 interrupt_handler and fast_interrupt attributes.
2948 2016-01-05 Sergei Trofimovich <siarheit@google.com>
2951 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
2952 for local symbolic operands.
2953 * config/ia64/predicates.md (local_symbolic_operand64): New
2956 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2958 PR rtl-optimization/68651
2959 * combine.c (combine_simplify_rtx): Canonicalize x + x into
2962 2016-01-05 Nathan Sidwell <nathan@acm.org>
2964 * alias.c (compare_base_decls): Use symtab_node::get.
2966 2016-01-05 Nick Clifton <nickc@redhat.com>
2969 * ira-costs.c (copy_cost): Initialise the t_icode field of the
2970 secondary_reload_info structure.
2973 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
2974 decls if weak support is available.
2976 2016-01-04 Martin Sebor <msebor@redhat.com>
2978 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
2980 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2982 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2983 OPTION_MASK_P9_DFORM.
2985 * config/rs6000/constraints.md (wo constraint): New constraint for
2988 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
2990 (rs6000_init_hard_regno_mode_ok): Likewise.
2992 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
2995 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
2996 expanders not to have constraints. Add support for ISA 3.0 xxperm
2997 instruction. Add support for fusing xxlor with xxperm.
2998 (altivec_vperm_<mode>_internal): Likewise.
2999 (altivec_vperm_v8hiv16qi): Likewise.
3000 (altivec_vperm_<mode>v16q): Likewise.
3001 (altivec_vperm_<mode>_uns): Likewise.
3002 (vperm_v8hiv4si): Likewise.
3003 (vperm_v16qiv8hi): Likewise.
3005 * doc/md.texi (RS/6000 constraints): Document wo constraint.
3007 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3009 Update copyright years.
3011 * gcc.c (process_command): Update copyright notice dates.
3012 * gcov-dump.c (print_version): Ditto.
3013 * gcov.c (print_version): Ditto.
3014 * gcov-tool.c (print_version): Ditto.
3015 * gengtype.c (create_file): Ditto.
3016 * doc/cpp.texi: Bump @copying's copyright year.
3017 * doc/cppinternals.texi: Ditto.
3018 * doc/gcc.texi: Ditto.
3019 * doc/gccint.texi: Ditto.
3020 * doc/gcov.texi: Ditto.
3021 * doc/install.texi: Ditto.
3022 * doc/invoke.texi: Ditto.
3024 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3026 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
3027 modes larger than TImode as TImode if NEON is not enabled.
3029 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3032 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
3033 mode for %f0-%f31 only if TARGET_FPU.
3035 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3038 * config/sparc/sparc.c (scan_record_type): Take into account subfields
3039 to compute the PACKED_P predicate.
3040 (function_arg_record_value): Minor tweaks.
3042 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3044 * doc/install.texi (--with-multilib-list): Describe the meaning of the
3045 option for arm*-*-* targets.
3047 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
3049 * doc/extend.texi (Common Function Attributes): Move docs for
3050 MSP430-specific attributes to....
3051 (MSP430 Function Attributes): ...here. Delete the redundant
3052 entries and copy-edit the remaining text.
3053 (MSP430 Variable Attributes): Use uniform format for index
3054 entries and add a cross-reference to the corresponding function
3057 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
3059 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
3061 (x86 Options): Likewise.
3063 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
3067 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
3068 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
3069 to corresponding attribute.
3071 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
3073 * doc/extend.texi (Common Function Attributes) <noplt>: Move
3074 to correct alphabetization of table. Copy-edit and correct
3076 <stack_protect>: Likewise.
3077 <target_clones>: Likewise.
3079 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
3080 Correct punctuation.
3081 (Code Gen Options) <-fno-plt>: Copy-edit.
3083 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
3086 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
3087 SI values. Explicitly convert SI to DI and vice-versa.
3089 2016-01-01 Jakub Jelinek <jakub@redhat.com>
3091 PR tree-optimization/69070
3092 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
3093 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
3096 * ubsan.c (ubsan_instrument_float_cast): Call
3097 initialize_sanitizer_builtins.
3100 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
3102 Copyright (C) 2016 Free Software Foundation, Inc.
3104 Copying and distribution of this file, with or without modification,
3105 are permitted in any medium without royalty provided the copyright
3106 notice and this notice are preserved.