1 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
3 * config/arc/predicates.md (proper_comparison_operator): Reject
4 constant-constant comparison.
6 2016-01-26 Tom de Vries <tom@codesourcery.com>
8 PR tree-optimization/69110
9 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10 DR_NUM_DIMENSIONS == 0.
12 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13 Sebastian Pop <s.pop@samsung.com>
15 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
16 isl_ast_op_cond and isl_ast_op_select.
17 (gcc_expression_from_isl_expr_op): Same.
19 2016-01-26 Jason Merrill <jason@redhat.com>
22 * tree.c (recompute_constructor_flags): Split out from
24 (verify_constructor_flags): New.
25 * tree.h: Declare them.
27 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
29 PR rtl-optimization/69217
30 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31 are no TYPE_FIELDS set for the record type.
33 2016-01-26 Jakub Jelinek <jakub@redhat.com>
36 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
37 toc_label_name unconditionally.
38 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
39 SYMBOL_REF string. Use toc_label_name instead of constructing
41 (rs6000_elf_declare_function_name): Use toc_label_name instead of
44 2016-01-26 Martin Sebor <msebor@redhat.com>
47 * doc/extend.texi (Common Type Attributes): Move text that talks about
48 attribute packed from attribute aligned to the section discussing
49 the former attribute for clarity.
51 2016-01-26 Richard Henderson <rth@redhat.com>
54 * trans-mem.c (tm_region_init): Mark entry block as visited.
56 2016-01-26 David Malcolm <dmalcolm@redhat.com>
59 * diagnostic-show-locus.c (layout::print_source_line): Replace
60 call to pp_newline with call to layout::print_newline.
61 (layout::print_annotation_line): Likewise.
62 (layout::move_to_column): Likewise.
63 (layout::print_any_fixits): After printing any fixits, print a
64 trailing newline, if necessary.
65 (layout::print_newline): New method, resetting any colorization
67 (diagnostic_show_locus): Move the pp_newline to before the
68 early bailout. Remove dummy block enclosing the layout instance.
69 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
70 of pp_newline_and_flush with pp_flush.
71 (diagnostic_append_note): Delete use of pp_newline.
72 (diagnostic_append_note_at_rich_loc): Delete.
73 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
74 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
75 when newline characters are added to the buffer.
77 2016-01-26 Michael Matz <matz@suse.de>
79 * configure.ac (ac_cv_std_swap_in_utility): New test.
80 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
81 * configure: Regenerate.
82 * config.in: Regenerate.
84 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
86 * config/arc/arc.md (cstoresi4): Force operand into register.
87 (arcset<code>): Fix predicate.
88 (arcsetltu): Likewise.
89 (arcsetgeu): Likewise.
93 2016-01-26 Jakub Jelinek <jakub@redhat.com>
95 PR tree-optimization/69483
96 * gimple-fold.c (canonicalize_constructor_val): Return NULL
97 if base has error_mark_node type.
99 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
102 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
103 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
105 (vget_lane_f16): Handle big-endian.
106 (vgetq_lane_f16): Likewise.
107 (vset_lane_f16): Likewise.
108 (vsetq_lane_f16): Likewise.
109 * config/arm/iterators.md (VQXMOV): Add V8HF.
110 (VDQ): Add V4HF and V8HF.
111 (V_reg): Handle V4HF and V8HF.
112 (Is_float_mode): Likewise.
113 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
114 neon_vdup_nv8hf): New patterns.
115 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
116 Use VD_LANE iterator.
117 (neon_vld1_dup<mode>): Use VQ2 iterator.
119 2016-01-26 Nathan Sidwell <nathan@acm.org>
121 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
122 (set_oacc_fn_attrib): Add IS_KERNEL arg.
123 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
124 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
125 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
126 (oacc_validate_dims): Add LEVEL arg, don't return level.
127 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
129 (execute_oacc_device_lower): Adjust, add more dump output.
130 * tree-ssa-loop.c (gate_oacc_kernels): Use
131 oacc_fn_attrib_kernels_p.
132 * tree-parloops.c (create_parallel_loop): Adjust
133 set_oacc_fn_attrib call.
135 2016-01-26 Jakub Jelinek <jakub@redhat.com>
138 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
139 (append_compiler_options): Handle -fcilkplus.
140 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
142 2016-01-26 Nick Clifton <nickc@redhat.com>
145 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
146 been marked as DECL_ONE_ONLY but we do not the means to make it
147 so, then do not allow it to bind locally.
149 2016-01-26 Jakub Jelinek <jakub@redhat.com>
152 * opts.h (parse_sanitizer_options): New prototype.
153 * opts.c (sanitizer_opts): New array.
154 (parse_sanitizer_options): New function.
155 (common_handle_option): Use parse_sanitizer_options.
157 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
160 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
161 alignment adjustment to ...
162 (ix86_update_stack_boundary): Here. Don't over-align stack for
164 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
165 if __tls_get_addr is called.
167 2016-01-26 Christian Bruel <christian.bruel@st.com>
169 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
171 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
173 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
175 2016-01-26 Richard Biener <rguenther@suse.de>
178 * match.pd: Guard X * CST CMP 0 pattern with single_use.
180 2016-01-26 Richard Biener <rguenther@suse.de>
182 PR tree-optimization/69452
183 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
184 (move_computations_dom_walker::before_dom_children): Rename
186 (move_computations_worker): This.
187 (move_computations): Perform an RPO rather than a DOM walk.
189 2016-01-26 Jakub Jelinek <jakub@redhat.com>
192 * combine.c (combine_instructions): For REG_EQUAL note with
193 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
194 to the underlying register.
195 * doc/rtl.texi (REG_EQUAL): Document the behavior of
196 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
198 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
201 * config/aarch64/aarch64-builtins.c
202 (aarch64_init_simd_builtin_types): Do not set structural
203 equality to __Poly{8,16,64,128}_t types.
205 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
207 PR tree-optimization/69400
208 * wide-int.cc (wi_pack): Take the precision as argument and
209 perform canonicalization here rather than in the callers.
210 Use the main loop to handle all full-width HWIs. Add a
211 zero HWI if in_len isn't a full result.
212 (wi::divmod_internal): Update accordingly.
213 (wi::mul_internal): Likewise. Simplify.
215 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
216 Sebastian Pop <s.pop@samsung.com>
218 * graphite-poly.c (apply_poly_transforms): Simplify.
219 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
220 (print_isl_map): Same.
221 (print_isl_union_map): Same.
222 (print_isl_schedule): New.
223 (debug_isl_schedule): New.
224 * graphite-dependences.c (scop_get_reads): Do not call
225 isl_union_map_add_map that is undocumented isl functionality.
226 (scop_get_must_writes): Same.
227 (scop_get_may_writes): Same.
228 (scop_get_original_schedule): Remove.
229 (scop_get_dependences): Do not call isl_union_map_compute_flow that
230 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
231 (compute_deps): Remove.
232 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
233 (debug_schedule_ast): New.
234 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call set_separate_option.
235 (graphite_regenerate_ast_isl): Add dump.
236 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
237 from scop->transformed_schedule.
238 (graphite_regenerate_ast_isl): Add more dump.
239 * graphite-optimize-isl.c (optimize_isl): Set
240 scop->transformed_schedule. Check whether schedules are equal.
241 (apply_poly_transforms): Move here.
242 * graphite-poly.c (apply_poly_transforms): ... from here.
243 (free_poly_bb): Static.
245 (pbb_number_of_iterations_at_time): Remove.
246 (print_isl_ast): New.
247 (debug_isl_ast): New.
248 (debug_scop_pbb): New.
249 * graphite-scop-detection.c (print_edge): Move.
251 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
252 (build_scop_scattering): Remove.
253 (create_pw_aff_from_tree): Assert instead of bailing out.
254 (add_condition_to_pbb): Remove unused code, do not fail.
255 (add_conditions_to_domain): Same.
256 (add_conditions_to_constraints): Remove.
257 (build_scop_context): New.
258 (add_iter_domain_dimension): New.
259 (build_iteration_domains): Initialize pbb->iterators.
260 Call add_conditions_to_domain.
263 (index_outermost_in_loop): New.
264 (index_pbb_in_loop): New.
265 (outermost_pbb_in): New.
266 (add_in_sequence): New.
267 (add_outer_projection): New.
268 (outer_projection_mupa): New.
269 (add_loop_schedule): New.
270 (build_schedule_pbb): New.
271 (build_schedule_loop): New.
272 (embed_in_surrounding_loops): New.
273 (build_schedule_loop_nest): New.
274 (build_original_schedule): New.
275 (build_poly_scop): Call build_original_schedule.
276 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
277 (free_poly_dr): Remove.
278 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
279 (free_poly_bb): Remove.
280 (debug_loop_vec): Remove.
281 (print_isl_ast): Declare.
282 (debug_isl_ast): Declare.
283 (scop_do_interchange): Remove.
284 (scop_do_strip_mine): Remove.
285 (scop_do_block): Remove.
286 (flatten_all_loops): Remove.
287 (optimize_isl): Remove.
288 (pbb_number_of_iterations_at_time): Remove.
289 (debug_scop_pbb): Declare.
290 (print_schedule_ast): Declare.
291 (debug_schedule_ast): Declare.
292 (struct scop): Remove schedule. Add original_schedule,
293 transformed_schedule.
294 (free_gimple_poly_bb): Remove.
295 (print_generated_program): Remove.
296 (debug_generated_program): Remove.
297 (unify_scattering_dimensions): Remove.
298 * sese.c (print_edge): ... here.
299 (print_sese): ... here.
300 (debug_edge): ... here.
301 (debug_sese): ... here.
302 * sese.h (print_edge): Declare.
303 (print_sese): Declare.
304 (dump_edge): Declare.
305 (dump_sese): Declare.
307 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
308 Sebastian Pop <s.pop@samsung.com>
310 * Makefile.in: Set ISLVER in site.exp.
312 2016-01-25 Jakub Jelinek <jakub@redhat.com>
314 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
315 DECL_VALUE_EXPR of new_var even for the non-array case. Look
316 through DECL_VALUE_EXPR for expansion.
318 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
320 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
321 the frame info after reload completed.
323 2016-01-25 Jeff Law <law@redhat.com>
325 PR tree-optimization/69196
326 PR tree-optimization/68398
327 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
328 tree-ssa-threadupdate.c.
329 (determine_bb_domination_status): Prototype
330 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
331 (determine_bb_domination_status): No longer static.
332 (valid_jump_thread_path): Remove code to detect characteristics
333 of the jump thread path not associated with correctness.
334 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
335 Correct test for thread path length. Count PHIs for real operands as
336 statements that need to be copied. Do not count ASSERT_EXPRs.
337 Look at all the blocks in the thread path. Compute and selectively
338 filter thread paths based on threading through the latch, threading
339 a multiway branch or crossing a multiway branch.
341 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
343 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
344 decl with __attribute__ ((unused)) annotation.
346 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
349 * tree-vect-stmts.c (vectorizable_condition): Check vectype
350 of operands is compatible with a statement vectype.
352 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
354 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
355 improve wording for mixed storage order support.
357 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
359 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
360 (vcvt_u64_f64): Likewise.
361 (vcvta_s64_f64): Likewise.
362 (vcvta_u64_f64): Likewise.
363 (vcvtm_s64_f64): Likewise.
364 (vcvtm_u64_f64): Likewise.
365 (vcvtn_s64_f64): Likewise.
366 (vcvtn_u64_f64): Likewise.
367 (vcvtp_s64_f64): Likewise.
368 (vcvtp_u64_f64): Likewise.
370 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
372 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
373 (arc_init): Check validity mll64 option.
374 (arc_save_restore): Use double load/store instruction.
375 (arc_expand_movmem): Likewise.
376 (arc_split_move): Don't split if we have double load/store
377 instructions. Returns a boolean.
378 (arc_process_double_reg_moves): Change function to return boolean
379 instead of a sequence of instructions.
380 (arc_dwarf_register_span): New function.
381 * config/arc/arc-protos.h (arc_split_move): Change prototype.
382 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
383 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
384 (*movdf_insn): Likewise.
385 * config/arc/arc.opt (mll64): New option.
386 * config/arc/predicates.md (even_register_operand): New predicate.
387 * doc/invoke.texi (ARC Options): Add mll64 documentation.
389 2016-01-25 Richard Biener <rguenther@suse.de>
392 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
393 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
395 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
397 2016-01-25 Richard Biener <rguenther@suse.de>
399 PR tree-optimization/69376
400 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
402 (VN_INFO_ANTI_RANGE_P): New inline.
403 (VN_INFO_RANGE_TYPE): Likewise.
404 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
405 SSA_NAME_ANTI_RANGE_P.
406 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
407 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
408 Properly query VN_INFO_RANGE_TYPE.
410 2016-01-25 Nick Clifton <nickc@redhat.com>
413 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
415 2016-01-23 Tom de Vries <tom@codesourcery.com>
417 PR tree-optimization/69426
418 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
421 2016-01-23 Jakub Jelinek <jakub@redhat.com>
423 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
424 "the the" with "the" in the comments.
425 * ipa-devirt.c (build_type_inheritance_graph,
426 update_type_inheritance_graph): Likewise.
427 * tree.c (build_function_type_list_1): Likewise.
428 * cfgloopmanip.c (scale_loop_profile): Likewise.
429 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
430 * gimple-ssa-split-paths.c
431 (find_block_to_duplicate_for_splitting_paths): Likewise.
432 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
433 * expr.c (convert_move): Likewise.
434 * var-tracking.c (vt_stack_adjustments): Likewise.
435 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
436 * tree-vrp.c (test_for_singularity): Likewise.
438 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
439 directly instead of building a temporary tree.
442 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
443 remove <algorithm> include.
445 2016-01-22 Jakub Jelinek <jakub@redhat.com>
448 * config/i386/i386.c: Include dojump.h.
449 (expand_small_movmem_or_setmem,
450 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
452 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
453 if dynamic_check != -1.
455 2016-01-21 Jeff Law <law@redhat.com>
458 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
459 record_temporary_equivalences. Rewritten to avoid unnecessary calls
461 (cprop_into_successor_phis): Avoid unnecessary tests.
463 2016-01-22 Richard Henderson <rth@redhat.com>
466 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
467 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
469 2016-01-22 Michael Matz <matz@suse.de>
471 * system.h (string, algorithm): Include only conditionally.
472 (new): Include always under C++.
473 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
474 * final.c (toplevel): Ditto.
475 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
476 * genconditions.c (write_header): Make gencondmd.c define
478 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
480 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
481 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
483 2016-01-22 Christian Bruel <christian.bruel@st.com>
486 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
488 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
491 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
492 define_insn_and_split. Ensure operands[1] and operands[0] do not
493 get assigned the same register.
495 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
497 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
499 2016-01-22 Christian Bruel <christian.bruel@st.com>
501 * config/arm/arm-c.c (arm_pragma_target_parse):
502 Remove warn_builtin_macro_redefined overwrite.
504 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
506 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
507 flag_non_call_exceptions compatibility.
509 2016-01-22 Jakub Jelinek <jakub@redhat.com>
512 * dwarf2out.c (add_child_die_after): New function.
513 (dwarf_qual_info_t): New type.
514 (dwarf_qual_info): New variable.
515 (qualified_die_p): New function.
516 (modified_type_die): For -fdebug-types-section, ensure
517 canonical order of qualifiers. Put qualified DIEs adjacent
518 to the corresponding non-qualified type DIE and search there
519 for existing qualified DIEs.
521 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
523 * doc/extend.texi (scalar_storage_order type attribute): Document
524 restriction on type punning and aliasing, and remove future tense.
526 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
529 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
532 2016-01-21 Jeff Law <law@redhat.com>
535 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
536 useless call to record_temporary_equivalences.
537 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
538 allocate 10 slots in the bb_path vector and let it grow as needed.
539 (fsm_find_control_statement_thread_paths): Similarly for the next_path
542 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
544 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
546 * configure: Regenerate.
548 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
550 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
551 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
553 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
556 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
557 drop EXPAND_INITIALIZER.
558 * rtl.h (contains_symbolic_reference_p): Declare.
559 * rtlanal.c (contains_symbolic_reference_p): New function.
560 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
561 a subtraction into a NOT if symbolic constants are involved.
563 2016-01-21 Anton Blanchard <anton@samba.org>
564 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
567 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
569 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
572 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
574 * config/microblaze/microblaze.c
575 (get_branch_target): New.
576 (insert_wic_for_ilb_runout): New.
578 (microblaze_machine_dependent_reorg): New.
579 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
580 * config/microblaze/microblaze.md
581 (UNSPEC_IPREFETCH): Define.
582 (iprefetch): New pattern
583 * config/microblaze/microblaze.opt
584 (mxl-prefetch): New flag.
586 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
588 * config/microblaze/microblaze.h
589 (FIXED_REGISTERS): Update in macro.
590 (CALL_USED_REGISTERS): Update in macro.
592 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
594 PR rtl-optimization/68920
595 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
598 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
600 PR rtl-optimization/68990
601 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
602 pseudo instead of inheritance ones.
604 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
605 Nick Clifton <nickc@redhat.com>
609 * config/mips/mips.c (mips_compute_frame_info): Initialise
610 args_size and hard_frame_pointer_offset fields of the frame
611 structure before calling mips_global_pointer.
613 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
615 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
617 * configure: Regenerate.
619 2016-01-21 Richard Biener <rguenther@suse.de>
621 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
623 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
625 * config/s390/s390.c (s390_asm_declare_function_size): Add code
626 to actually emit the .size directive.
628 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
629 Jakub Jelinek <jakub@redhat.com>
633 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
634 args array size by one to avoid buffer overflow.
636 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
638 * config/s390/s390.md (pool_section_start): Use switch_to_section
639 to select proper read-only data section instead of hardcoding
641 (pool_section_end): Use switch_to_section to match the above.
643 2016-01-21 Richard Biener <rguenther@suse.de>
645 PR tree-optimization/69378
646 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
647 (set_ssa_val_to): Use it for dominance checks taking into
648 account not executable edges.
650 2016-01-21 Jakub Jelinek <jakub@redhat.com>
653 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
654 for bitsize instead of GET_MODE_PRECISION (mode).
656 2016-01-20 Martin Sebor <msebor@redhat.com>
659 * extend.texi (__sync Builtins): Clarify the semantics of
660 __sync_fetch_and_OP built-ins on pointers.
661 (__atomic Builtins): Same.
663 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
664 Sebastian Pop <s.pop@samsung.com>
666 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
667 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
668 (is_valid_rename): Same.
669 (translate_isl_ast_to_gimple::get_rename): Same.
670 (translate_isl_ast_to_gimple::rename_all_uses): Same.
671 (translate_isl_ast_to_gimple::rename_uses): Same.
672 (get_new_name): Check for close_phi nodes.
673 (copy_loop_phi_args): Use phi_node_kind.
674 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
675 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
677 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
678 Sebastian Pop <s.pop@samsung.com>
680 Revert commit r229783.
681 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
682 Remove use of parameter_rename_map.
684 (copy_internal_parameters): Remove.
685 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
686 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
687 (free_sese_info): Do not free parameter_rename_map.
688 (set_rename): Do not use parameter_rename_map.
689 (rename_uses): Update call to set_rename.
690 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
691 * sese.h (parameter_rename_map_t): Remove.
692 (struct sese_info_t): Remove field parameter_rename_map.
694 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
695 Sebastian Pop <s.pop@samsung.com>
697 * graphite-isl-ast-to-gimple.c: Fix comment.
698 * graphite-scop-detection.c (defined_in_loop_p): New.
699 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
700 names defined in loop.
702 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
703 Sebastian Pop <s.pop@samsung.com>
705 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
706 Discard unstructured if-then-else regions.
708 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
709 Sebastian Pop <s.pop@samsung.com>
711 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
712 (cleanup_loop_iter_dom): Remove.
713 (build_loop_iteration_domains): Remove.
714 (build_scop_context): Remove.
715 (build_scop_iteration_domain): Remove.
716 (add_loop_constraints): New.
717 (build_iteration_domains): New.
718 (build_poly_scop): Call build_iteration_domains.
720 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
721 Sebastian Pop <s.pop@samsung.com>
723 * graphite-scop-detection.c
724 (scop_detection::harmful_loop_in_region): Free dom and loops.
725 (scop_detection::loop_body_is_valid_scop): Free bbs.
727 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
728 Sebastian Pop <s.pop@samsung.com>
730 * graphite-scop-detection.c (record_loop_in_sese): New.
731 (gather_bbs::before_dom_children): Call record_loop_in_sese.
732 (build_scops): Remove call to build_sese_loop_nests.
733 * sese.c (sese_record_loop): Remove.
734 (build_sese_loop_nests): Remove.
735 (new_sese_info): Remove region->loops.
736 (free_sese_info): Same.
737 * sese.h (sese_contains_loop): Same.
738 (build_sese_loop_nests): Remove.
739 (sese_contains_loop): Remove.
741 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
742 Sebastian Pop <s.pop@samsung.com>
744 * graphite-scop-detection.c (loop_is_valid_scop): Renamed loop_is_valid_in_scop.
745 (scop_detection::harmful_stmt_in_region): Renamed harmful_loop_in_region.
746 Call loop_is_valid_in_scop.
748 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
749 Sebastian Pop <s.pop@samsung.com>
751 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
754 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
755 Sebastian Pop <s.pop@samsung.com>
757 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
758 * graphite.h (struct poly_bb): Remove field is_reduction.
759 (PBB_IS_REDUCTION): Remove.
761 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
762 Sebastian Pop <s.pop@samsung.com>
764 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
765 (add_pdr_constraints): Same.
766 (scop_get_reads): Same.
767 (scop_get_must_writes): Same.
768 (scop_get_may_writes): Same.
769 (scop_get_original_schedule): Same.
770 (extend_schedule): Same.
771 (apply_schedule_on_deps): Same.
772 (carries_deps): Same.
773 (compute_deps): Same.
774 (scop_get_dependences): Same.
775 * graphite-isl-ast-to-gimple.c
776 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
777 * graphite-optimize-isl.c (get_schedule_for_band): Same.
778 (get_schedule_for_band_list): Same.
779 (get_schedule_map): Same.
780 (apply_schedule_map_to_scop): Same.
781 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
782 (build_loop_iteration_domains): Same.
783 (add_condition_to_pbb): Same.
784 (add_param_constraints): Same.
785 (pdr_add_memory_accesses): Same.
786 (pdr_add_data_dimensions): Same.
788 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
790 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
793 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
795 * common.opt (feliminate-dwarf2-dups): Replace references to
796 "DWARF 2" with just "DWARF".
797 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
798 * doc/extend.texi: Likewise.
799 * doc/cpp.texi: Likewise.
800 * doc/invoke.texi: Likewise.
801 (Option Summary): Add -gdwarf to list of Debugging Options.
802 (Debugging Options): Document -gdwarf.
803 * doc/contrib.texi: Spell "DWARF" like that.
805 2016-01-21 Jakub Jelinek <jakub@redhat.com>
807 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
808 warning. Fix up formatting.
811 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
812 attempt to mark memory input operand addressable and
813 call prepare_gimple_addressable in that case. Don't adjust
814 input_location for diagnostics, use error_at instead.
816 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
818 * config/rs6000/ppc-auxv.h: New file.
819 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
821 (cpu_supports): Likewise.
822 * config/rs6000/rs6000.c: include "ppc-auxv.h".
823 (cpu_is_info): New variable.
824 (cpu_supports_info): Likewise.
825 (tcb_verification_symbol): Likewise.
826 (cpu_builtin_p): Likewise.
827 (cpu_expand_builtin): New function.
828 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
829 (rs6000_init_builtins): Likewise.
830 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
831 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
832 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
833 * configure: Regenerate.
834 * config.in: Likewise.
835 * doc/extend.texi (PowerPC Built-in Functions): Document
836 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
838 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
841 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
843 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
846 2016-01-20 Richard Henderson <rth@redhat.com>
852 * tree.c (tm_define_builtin): New.
853 (find_tm_vector_type): New.
854 (build_tm_vector_builtins): New.
855 (build_common_builtin_nodes): Call it.
857 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
859 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
860 (arm_fp_ok): Likewise.
862 (arm_crypto): Likewise.
864 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
865 Richard Biener <rguenther@suse.de>
867 PR tree-optimization/69328
868 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
869 vectors have same number of elements.
870 (vectorizable_condition): Fix masked version recognition.
872 2016-01-20 Richard Biener <rguenther@suse.de>
874 PR tree-optimization/69345
875 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
876 (VN_INFO_PTR_INFO): Likewise.
877 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
878 info when it is equal between non-dominating SSA names.
879 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
880 Make sure to look at original SSA infos.
882 2016-01-20 Jeff Law <law@redhat.com>
885 * config/m68k/predicates.md (pow2_m1_operand): New predicate
887 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
888 (pc_or_label_operand): New predicate.
889 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
890 tests for small integers that are 2^n - 1.
892 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
894 * doc/invoke.texi (Options Summary): Add '.' after @xref.
896 2016-01-19 Jeff Law <law@redhat.com>
899 * tree-ssa-threadbackwards.c
900 (fsm_find_control_statement_thread_paths): Do not try to lookup
901 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
903 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
905 * doc/lto.texi: Remove text that says only Gold has linker plugin
908 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
910 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
911 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
913 (modified_type_die): Add REVERSE parameter and pass it recursively,
914 as well as to base_type_die. Adjust presence check accordingly.
915 (base_type_for_mode): Adjust call to modified_type_die.
916 (add_type_attribute): Add REVERSE parameter and pass it to
918 (generic_parameter_die): Adjust call to add_type_attribute.
919 (add_scalar_info): Likewise.
920 (add_subscript_info): Likewise.
921 (gen_array_type_die): Likewise.
922 (gen_descr_array_type_die): Likewise.
923 (gen_entry_point_die): Likewise.
924 (gen_enumeration_type_die): Likewise.
925 (gen_formal_parameter_die): Likewise.
926 (gen_subprogram_die): Likewise.
927 (gen_variable_die ): Likewise.
928 (gen_const_die): Likewise.
929 (gen_field_die): Likewise.
930 (gen_pointer_type_die): Likewise.
931 (gen_reference_type_die): Likewise.
932 (gen_ptr_to_mbr_type_die): Likewise.
933 (gen_inheritance_die): Likewise.
934 (gen_subroutine_type_die): Likewise.
935 (gen_typedef_die): Likewise.
936 (force_type_die): Adjust call to modified_type_die.
938 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
940 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
941 flow throughout the file. Fix broken link to Objective-C 2.0
943 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
946 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
948 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
950 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
953 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
954 (maybe_record_node): Record cxa_pure_virtual as the only possible
955 target if there are not ohter candidates.
956 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
958 2016-01-19 Richard Biener <rguenther@suse.de>
960 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
961 (get_memory_order): Likewise.
963 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
965 * tree-vect-stmts.c (vectorizable_store): Check
968 2016-01-19 David Malcolm <dmalcolm@redhat.com>
971 * gcc.c (driver::decode_argv): Add call to
972 init_opts_obstack before init_options_struct.
973 * opts.c (init_opts_obstack): Remove idempotency.
974 (init_options_struct): Replace call to init_opts_obstack
975 with a gcc_assert to verify that it has already been called.
976 * toplev.c (toplev::main): Add call to init_opts_obstack before
977 calls to init_options_struct.
978 (toplev::finalize): Move cleanup of opts_obstack next to
979 cleanup of save_decoded_options, clearing the latter, and
980 save_decoded_options_count.
982 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
985 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
986 attribute to unconditional. Remove %? from output template.
988 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
989 Jiong Wang <jiong.wang@arm.com>
991 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
992 generated from different expand order.
994 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
996 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
997 Add support for CCMP costing.
999 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1001 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
1002 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
1003 (fccmpe<mode>): Likewise.
1004 (fcmp): Rename to fcmp and globalize pattern.
1006 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
1007 (aarch64_gen_ccmp_next): Add FP support.
1009 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
1011 * target.def (gen_ccmp_first): Update documentation.
1012 (gen_ccmp_next): Likewise.
1013 * doc/tm.texi (gen_ccmp_first): Update documentation.
1014 (gen_ccmp_next): Likewise.
1015 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
1016 expand_ccmp_expr_1. Improve comments.
1017 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
1018 (ccmp_ior<mode>): Remove pattern.
1019 (cmp<mode>): Remove expand.
1020 (cmp): Globalize pattern.
1021 (cstorecc4): Use cc_register.
1022 (mov<mode>cc): Remove ccmp_cc_register check.
1023 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
1024 Simplify after removal of CC_DNE/* modes.
1025 (aarch64_ccmp_mode_to_code): Remove.
1026 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
1027 In 'k' case use integer as condition.
1028 (aarch64_nzcv_codes): Remove inverted cases.
1029 (aarch64_code_to_ccmode): Remove.
1030 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
1031 comparison with CC register to be used in folowing CCMP/branch/CSEL.
1032 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
1033 pattern. Return the comparison with CC register. Invert conditions
1035 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
1036 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
1038 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1040 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
1041 instrumented_version.
1043 2016-01-19 Richard Biener <rguenther@suse.de>
1045 PR tree-optimization/69336
1046 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
1047 handled components with get_ref_base_and_extent.
1048 (equal_mem_array_ref_p): Adjust.
1050 2016-01-19 Jakub Jelinek <jakub@redhat.com>
1053 * shrink-wrap.c: Include valtrack.h.
1054 (move_insn_for_shrink_wrap): Add DEBUG argument. If
1055 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
1056 in between insn and where it will be moved to. Call
1057 dead_debug_insert_temp.
1058 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
1059 first and dead_debug_local_finish at the end.
1060 For uses and defs bitmap, handle all regs in between REGNO and
1061 END_REGNO, not just the first one.
1063 2016-01-19 Richard Biener <rguenther@suse.de>
1065 PR tree-optimization/69352
1066 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
1067 (equal_mem_array_ref_p): Constrain size and max size properly.
1068 Compare the reverse flag.
1070 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
1072 * ira.c (ira): Update regstat data if we deleted insns.
1074 2016-01-19 Jakub Jelinek <jakub@redhat.com>
1076 PR rtl-optimization/68955
1077 PR rtl-optimization/64557
1078 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
1079 here. Fix up formatting.
1080 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
1082 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1085 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
1086 assume that the node has body.
1087 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
1090 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1092 * lto-streamer-out.c (lto_output): Do not stream instrumentation
1095 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
1097 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
1098 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
1100 2016-01-19 Martin Jambor <mjambor@suse.cz>
1101 Martin Liska <mliska@suse.cz>
1102 Michael Matz <matz@suse.de>
1104 * Makefile.in (OBJS): Add new source files.
1105 (GTFILES): Add hsa.c.
1106 * common.opt (disable_hsa): New variable.
1107 (-Whsa): New warning.
1108 * config.in (ENABLE_HSA): New.
1109 * configure.ac: Treat hsa differently from other accelerators.
1110 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
1112 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
1113 * doc/install.texi (Configuration): Document --with-hsa-runtime,
1114 --with-hsa-runtime-include, --with-hsa-runtime-lib and
1116 * doc/invoke.texi (-Whsa): Document.
1117 (hsa-gen-debug-stores): Likewise.
1118 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
1119 to invoke offload compiler for hsa acclerator.
1120 * opts.c (common_handle_option): Determine whether HSA offloading
1121 should be performed.
1122 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
1123 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
1124 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
1125 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
1126 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
1127 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
1128 GF_OMP_FOR_KIND_GRID_LOOP.
1129 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
1130 (pp_gimple_stmt_1): Likewise.
1131 * gimple-walk.c (walk_gimple_stmt): Likewise.
1132 * gimple.c (gimple_build_omp_grid_body): New function.
1133 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
1134 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
1135 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
1136 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
1137 GF_OMP_TEAMS_GRID_PHONY.
1138 (gimple_statement_omp_single_layout): Updated comments.
1139 (gimple_build_omp_grid_body): New function.
1140 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
1141 (gimple_omp_for_grid_phony): New function.
1142 (gimple_omp_for_set_grid_phony): Likewise.
1143 (gimple_omp_parallel_grid_phony): Likewise.
1144 (gimple_omp_parallel_set_grid_phony): Likewise.
1145 (gimple_omp_teams_grid_phony): Likewise.
1146 (gimple_omp_teams_set_grid_phony): Likewise.
1147 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
1148 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
1149 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
1150 (BUILT_IN_GOMP_TARGET): Updated type.
1151 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
1152 (adjust_for_condition): New function.
1153 (get_omp_for_step_from_incr): Likewise.
1154 (extract_omp_for_data): Moved parts to adjust_for_condition and
1155 get_omp_for_step_from_incr.
1156 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
1157 (fixup_child_record_type): Bail out if receiver_decl is NULL.
1158 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
1159 (scan_omp_parallel): Do not create child functions for phony
1161 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
1162 (scan_omp_1_op): Checking assert we are not remapping to
1163 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
1164 (parallel_needs_hsa_kernel_p): New function.
1165 (expand_parallel_call): Register apprpriate parallel child
1166 functions as HSA kernels.
1167 (grid_launch_attributes_trees): New type.
1168 (grid_attr_trees): New variable.
1169 (grid_create_kernel_launch_attr_types): New function.
1170 (grid_insert_store_range_dim): Likewise.
1171 (grid_get_kernel_launch_attributes): Likewise.
1172 (get_target_argument_identifier_1): Likewise.
1173 (get_target_argument_identifier): Likewise.
1174 (get_target_argument_value): Likewise.
1175 (push_target_argument_according_to_value): Likewise.
1176 (get_target_arguments): Likewise.
1177 (expand_omp_target): Call get_target_arguments instead of looking
1178 up for teams and thread limit.
1179 (grid_expand_omp_for_loop): New function.
1180 (grid_arg_decl_map): New type.
1181 (grid_remap_kernel_arg_accesses): New function.
1182 (grid_expand_target_kernel_body): New function.
1183 (expand_omp): Call it.
1184 (lower_omp_for): Do not emit phony constructs.
1185 (lower_omp_taskreg): Do not emit phony constructs but create for them
1186 a temporary variable receiver_decl.
1187 (lower_omp_taskreg): Do not emit phony constructs.
1188 (lower_omp_teams): Likewise.
1189 (lower_omp_grid_body): New function.
1190 (lower_omp_1): Call it.
1191 (grid_reg_assignment_to_local_var_p): New function.
1192 (grid_seq_only_contains_local_assignments): Likewise.
1193 (grid_find_single_omp_among_assignments_1): Likewise.
1194 (grid_find_single_omp_among_assignments): Likewise.
1195 (grid_find_ungridifiable_statement): Likewise.
1196 (grid_target_follows_gridifiable_pattern): Likewise.
1197 (grid_remap_prebody_decls): Likewise.
1198 (grid_copy_leading_local_assignments): Likewise.
1199 (grid_process_kernel_body_copy): Likewise.
1200 (grid_attempt_target_gridification): Likewise.
1201 (grid_gridify_all_targets_stmt): Likewise.
1202 (grid_gridify_all_targets): Likewise.
1203 (execute_lower_omp): Call grid_gridify_all_targets.
1204 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
1205 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
1206 (tree_omp_clause): Added union field dimension.
1207 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
1208 * tree.c (omp_clause_num_ops): Added number of arguments of
1209 OMP_CLAUSE__GRIDDIM_.
1210 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
1211 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
1212 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
1213 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
1214 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
1215 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
1216 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
1217 * tree-pass.h (make_pass_gen_hsail): Declare.
1218 (make_pass_ipa_hsa): Likewise.
1219 * ipa-hsa.c: New file.
1220 * lto-section-in.c (lto_section_name): Add hsa section name.
1221 * lto-streamer.h (lto_section_type): Add hsa section.
1222 * timevar.def (TV_IPA_HSA): New.
1223 * hsa-brig-format.h: New file.
1224 * hsa-brig.c: New file.
1225 * hsa-dump.c: Likewise.
1226 * hsa-gen.c: Likewise.
1229 * toplev.c (compile_file): Call hsa_output_brig.
1230 * hsa-regalloc.c: New file.
1232 2016-01-18 Jeff Law <law@redhat.com>
1234 PR tree-optimization/69320
1235 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
1236 ranged object, do nothing if the RHS constant is not [0..1].
1237 (optimize_stmt): Comparing a boolean ranged object against a
1238 constant outside [0..1] results in a compile-time constant.
1240 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
1243 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
1245 * doc/invoke.texi (Invoking GCC): Add new section to menu.
1246 (Option Summary): Update to reflect new section and moved options.
1247 (C++ Dialect Options): Move -fstats to new section.
1248 (Debugging Options): Move all dump, statistics, and other GCC
1249 developer options to new section. Rewrite section introduction
1250 and re-order remaining options to put the more basic ones first.
1251 (Optimization Options): Move -fira-verbose and -flto-report* to
1253 (Developer Options): New section incorporating moved options.
1254 * doc/cppopts.texi (-dM): Update cross-reference.
1256 2016-01-18 Richard Henderson <rth@redhat.com>
1259 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
1260 operands to pseudo only if CSE is expected. Split long immediate
1261 operands only after reload, and for the stack pointer.
1262 (*add<GPI>3_pluslong): Remove.
1263 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
1264 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
1265 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
1266 (*add<GPI>3 peepholes): New.
1267 (*add<GPI>3 splitters): New.
1268 * config/aarch64/constraints.md (Upl): New.
1269 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
1271 2016-01-18 Richard Biener <rguenther@suse.de>
1273 PR tree-optimization/69297
1274 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
1276 (vect_bb_vectorization_profitable_p): Clear visited flag again.
1278 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
1281 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
1282 of mixind vector and scalar types.
1283 (fold_relational_const): Add handling of vector
1284 comparison with boolean result.
1285 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
1286 comparison of vector operands with boolean result for EQ/NE only.
1287 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
1288 (verify_gimple_cond): Likewise.
1289 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
1292 2016-01-18 Joseph Myers <joseph@codesourcery.com>
1294 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
1297 2016-01-18 Richard Biener <rguenther@suse.de>
1300 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
1302 2016-01-18 Tom de Vries <tom@codesourcery.com>
1304 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
1306 2016-01-18 Tom de Vries <tom@codesourcery.com>
1308 * omp-low.c (set_oacc_fn_attrib): Make extern.
1309 * omp-low.h (set_oacc_fn_attrib): Declare.
1310 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
1311 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
1312 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
1313 Add and handle function parameter oacc_kernels_p.
1314 (find_reduc_addr, get_omp_data_i_param): New function.
1315 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
1316 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
1317 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
1318 Calculate dominance info. Skip loops that are not in a kernels region
1319 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
1320 (pass_parallelize_loops::execute): Call parallelize_loops with
1321 oacc_kernels_p argument.
1322 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
1323 New member function.
1324 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
1325 * passes.def: Add argument to pass_parallelize_loops instantation.
1327 2016-01-18 Tom de Vries <tom@codesourcery.com>
1329 * tree-parloops.c (pass_parallelize_loops::execute): Allow
1330 pass_parallelize_loops to be run outside the loop pipeline.
1332 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
1334 * tree-scalar-evolution.c (follow_copies_to_constant): New.
1335 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
1337 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
1340 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
1341 using get_ref_base_and_extent.
1342 (equal_mem_array_ref_p): New.
1343 (hashable_expr_equal_p): Add call to previous.
1345 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
1348 * tree-sra.c (disqualified_constants, constant_decl_p): New.
1349 (sra_initialize): Allocate disqualified_constants.
1350 (sra_deinitialize): Free disqualified_constants.
1351 (disqualify_candidate): Update disqualified_constants when appropriate.
1352 (create_access): Scan for constant-pool entries as we go along.
1353 (scalarizable_type_p): Add check against type_contains_placeholder_p.
1354 (maybe_add_sra_candidate): Allow constant-pool entries.
1355 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
1356 (initialize_constant_pool_replacements): New.
1357 (sra_modify_assign): Avoid mangling assignments created by previous,
1358 and don't generate writes into constant pool.
1359 (sra_modify_function_body): Call initialize_constant_pool_replacements.
1361 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
1363 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
1365 (scalar_chain::convert_op): Likewise.
1366 * config/i386/i386.md (*andndi3_doubleword): New.
1368 2016-01-18 Richard Biener <rguenther@suse.de>
1370 PR tree-optimization/69170
1371 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
1372 building a vector from scalar results of a pattern stmt.
1374 2016-01-18 Jakub Jelinek <jakub@redhat.com>
1376 * haifa-sched.c (autopref_multipass_init): Work around
1377 -Wmaybe-uninitialized warning.
1379 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1381 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
1382 against the constant 0.
1384 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1386 PR tree-optimization/68799
1387 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
1388 look up phi candidates in the statement-candidate map.
1389 (phi_add_costs): Likewise.
1390 (record_phi_increments): Likewise.
1391 (phi_incr_cost): Likewise.
1392 (ncd_with_phi): Likewise.
1393 (all_phi_incrs_profitable): Likewise.
1395 2016-01-17 Jakub Jelinek <jakub@redhat.com>
1397 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
1398 -Wmaybe-uninitialized warning.
1400 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
1402 * doc/invoke.texi (Invoking GCC): Add new section to menu.
1403 (Option Summary): Update to reflect new section and moved options.
1404 (C++ Dialect Options): Move -fvtable-verify and related options.
1405 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
1406 and profiling-related options.
1407 (Optimization Options): Move profile generation options and
1408 -fstack-protector and related options.
1409 (Instrumentation Options): New section incorporating moved options.
1410 (Code Generation Options): Move -finstrument-functions and
1411 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
1413 2016-01-16 Tom de Vries <tom@codesourcery.com>
1415 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
1417 2016-01-16 Tom de Vries <tom@codesourcery.com>
1419 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
1421 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
1423 * hash-table.h (hash_table::empty): Turn into an inline wrapper
1424 that checks whether the table is already empty. Rename the
1425 original implementation to...
1426 (hash_table::empty_slot): ...this new private function.
1428 2016-01-15 David Malcolm <dmalcolm@redhat.com>
1431 * diagnostic-show-locus.c (layout::print_source_line): Move x
1432 offset of line until after call to
1433 get_line_width_without_trailing_whitespace.
1435 2016-01-15 Jeff Law <law@redhat.com>
1437 PR tree-optimization/69270
1438 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
1439 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
1440 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
1441 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
1442 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1443 ssa_name_has_boolean_range and constant_boolean_node.
1445 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
1447 PR rtl-optimization/69030
1448 * lra-spills.c (remove_pseudos): Check nrefs and make the function
1450 (spill_pseudos): Delete debug insn for dead pseudo.
1451 (lra_spill): Initiate spill_hard_reg and slots memory separately.
1453 2016-01-15 Jiong Wang <jiong.wang@arm.com>
1455 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
1457 (TYPES_UNOPUS): Likewise.
1458 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
1459 builtin type, from UNOP to UNOPUS.
1460 (lbtruncuv4sf): Likewise.
1461 (lbtruncuv2df): Likewise.
1462 (lrounduv2sf): Likewise.
1463 (lrounduv4sf): Likewise.
1464 (lrounduv2df): Likewise.
1465 (lroundusf): Likewise.
1466 (lroundusf): Likewise.
1467 (lceiluv2sf): Likewise.
1468 (lceiluv4sf): Likewise.
1469 (lceiluv2df): Likewise.
1470 (lceilusf): Likewise.
1471 (lceiludf): Likewise.
1472 (lflooruv2sf): Likewise.
1473 (lflooruv4sf): Likewise.
1474 (lflooruv2df): Likewise.
1475 (lfloorusf): Likewise.
1476 (lfloorudf): Likewise.
1477 (lfrintnuv2sf): Likewise.
1478 (lfrintnuv4sf): Likewise.
1479 (lfrintnuv2df): Likewise.
1480 (lfrintnusf): Likewise.
1481 (lfrintnudf): Likewise.
1482 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
1484 (vcvtq_u32_f32): Likewise.
1485 (vcvtq_u64_f64): Likewise.
1486 (vcvta_u32_f32): Likewise.
1487 (vcvtaq_u32_f32): Likewise.
1488 (vcvtaq_u64_f64): Likewise.
1489 (vcvtm_u32_f32): Likewise.
1490 (vcvtmq_u32_f32): Likewise.
1491 (vcvtmq_u64_f64): Likewise.
1492 (vcvtn_u32_f32): Likwise.
1493 (vcvtnq_u32_f32): Likewise.
1494 (vcvtnq_u64_f64): Likewise.
1495 (vcvtp_u32_f32): Likewise.
1496 (vcvtpq_u32_f32): Likewise.
1497 (vcvtpq_u64_f64): Likewise.
1498 (vcvtmd_u64_f64): Likewise.
1499 (vcvtms_u32_f32): Likewise.
1500 (vcvtad_u64_f64): Likewise.
1501 (vcvtas_u32_f32): Likewise.
1502 (vcvtnd_u64_f64): Likewise.
1503 (vcvtns_u32_f32): Likewise.
1504 (vcvtpd_u64_f64): Likewise.
1505 (vcvtps_u32_f32): Likewise.
1507 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1509 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
1510 CSEL of zero_extended registers.
1512 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1514 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
1515 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
1517 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1519 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
1520 false when argument string is not found in the attributes table
1523 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
1526 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
1527 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
1528 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
1531 2016-01-15 Richard Biener <rguenther@suse.de>
1533 PR tree-optimization/66856
1534 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
1535 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
1536 (vect_create_new_slp_node): Increment stmt reference count.
1537 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
1538 an SLP tree before swapping operands.
1539 (vect_build_slp_tree): Likewise.
1540 (destroy_bb_vec_info): Free stmt info after SLP instances.
1541 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
1542 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
1543 (STMT_VINFO_NUM_SLP_USES): New macro.
1545 2016-01-15 Richard Biener <rguenther@suse.de>
1548 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
1549 (add_linkage_name): ... here.
1550 (gen_typedef_die): Use add_linkage_name_raw instead of
1551 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
1554 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
1556 * gimplify.c (oacc_default_clause): Decode reference and pointer
1557 types for both kernels and parallel regions.
1559 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
1562 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
1564 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
1566 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
1567 (convert_scalars_to_vector): Likewise.
1569 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
1571 * doc/extend.texi (Type Traits): Fix grammar.
1573 2016-01-15 Martin Jambor <mjambor@suse.cz>
1575 * tree-inline.c (remap_decl): Use existing dclarations if
1576 remapping a type and prevent_decl_creation_for_types.
1577 (replace_locals_stmt): Do an initial remapping of non-VLA typed
1578 decls first. Do real remapping with
1579 prevent_decl_creation_for_types set.
1580 * tree-inline.h (copy_body_data): New field
1581 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
1584 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
1586 * config/s390/s390.opt (mmvcle): More verbose help text.
1588 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
1590 * config/s390/s390.opt: Add period to -mzvector option text.
1592 2016-01-15 Richard Biener <rguenther@suse.de>
1594 PR tree-optimization/68961
1595 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
1596 of invariants in stores again.
1598 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
1600 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
1602 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
1604 * config/i386/i386.c (ix86_expand_branch): Don't split
1605 DI mode xor instruction to SI mode.
1607 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
1610 * ipa-icf.c (sem_function::merge): Virtual functions may become
1611 reachable even if they address is not taken and there are no
1614 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
1616 * lto-streamer-out.c (subtract_estimated_size): New function.
1617 (get_symbol_initial_value): Use it.
1619 2016-01-15 Christian Bruel <christian.bruel@st.com>
1622 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
1623 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
1624 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
1625 use add_builtin_function_ext_scope instead of add_builtin_function.
1626 (neon_set_p, neon_crypto_set_p): Remove.
1627 (arm_init_builtins): Always call arm_init_neon_builtins and
1628 arm_init_crypto_builtins.
1629 (arm_expand_builtin): Check that builtins are allowed for the arch.
1630 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
1631 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
1632 arm_init_neon_builtins call.
1634 2016-01-15 Richard Biener <rguenther@suse.de>
1636 PR tree-optimization/69117
1637 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
1638 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
1639 of the leader conservatively.
1640 (free_scc_vn): Restore original SSA name infos.
1642 2016-01-14 Jeff Law <law@redhat.com>
1644 PR tree-optimization/69270
1645 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
1646 single bit of precision, verify it's also unsigned.
1647 (record_edge_info): Use constant_boolean_node rather than fold_convert
1648 to convert boolean_true/boolean_false to the right type.
1650 2016-01-14 Richard Henderson <rth@redhat.com>
1653 * loop-doloop.c (record_reg_sets): New.
1654 (doloop_optimize): Reject the transform if the sequence
1655 clobbers registers live at the end of the loop block.
1656 (doloop_optimize_loops): Enable df_live if needed.
1658 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1660 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
1661 * gcc/config/rs6000/rs6000.c: Likewise.
1662 * gcc/config/rs6000/rs6000.h: Likewise.
1663 * gcc/config/rs6000/rs6000.md: Likewise.
1664 * gcc/doc/extend.texi: Likewsie.
1666 2016-01-14 Jeff Law <law@redhat.com>
1668 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
1671 2016-01-14 Richard Henderson <rth@redhat.com>
1675 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
1676 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
1677 instead of builtin_decl_declared_p to test for declaration.
1679 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
1681 * doc/loop.texi (Loop Analysis and Representation): Document
1682 loop_depth function.
1684 2016-01-14 Tom de Vries <tom@codesourcery.com>
1686 PR tree-optimization/68773
1687 * omp-low.c (expand_omp_target): Don't set force_output.
1688 * varpool.c (varpool_node::get_create): Same.
1689 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
1690 offload_funcs with force_output.
1692 2016-01-14 Jakub Jelinek <jakub@redhat.com>
1695 * lra-eliminations.c (move_plus_up): Don't change anything if either
1696 the outer or inner subreg mode is not MODE_INT.
1697 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
1698 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
1700 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
1702 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
1703 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
1704 reduc_uplus_@var{m}): Remove.
1705 * expr.c (expand_expr_real_2): Remove expansion path for
1706 reduc_[us](min|max|plus) optabs.
1707 * optabs-tree.c (scalar_reduc_to_vector): Remove.
1708 * optabs-tree.h (scalar_reduc_to_vector): Remove.
1709 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
1710 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
1711 * tree-vect-loop.c (vectorizable_reduction): Remove test for
1712 reduc_[us](min|max|plus) optabs.
1714 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
1716 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
1717 (reduc_plus_scal_v2sf): New.
1718 (reduc_smax_v2sf): Rename to...
1719 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
1720 (reduc_smin_v2sf): Rename to...
1721 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
1723 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
1725 * alias.c (compare_base_symbol_refs): New function.
1726 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
1729 2016-01-14 Jakub Jelinek <jakub@redhat.com>
1732 PR tree-optimization/69155
1733 * tree-complex.c: Include cfganal.h.
1734 (phis_to_revisit): New variable.
1735 (extract_component): Add phiarg_p argument. Assert that returned
1736 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
1737 (update_phi_components): Partly rewrite to use loop over real/imag
1738 components instead of code duplication. If extract_component returns
1739 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
1740 create_tmp_reg into the PHI node instead, and mention the phi triplet
1742 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
1743 in phis_to_revisit at the end.
1745 2016-01-14 Richard Biener <rguenther@suse.de>
1747 PR tree-optimization/68060
1748 * tree-vect-loop.c (vect_is_simple_reduction): Check the
1749 outer loop reduction is only used in the inner loop before
1750 detecting a double reduction.
1752 2016-01-14 Jakub Jelinek <jakub@redhat.com>
1755 * combine.c (expand_field_assignment): Punt if compute_mode is
1756 unsupported scalar mode.
1758 2016-01-14 Richard Biener <rguenther@suse.de>
1760 PR tree-optimization/66856
1761 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
1762 SLP node only if it built successfully.
1763 (vect_analyze_slp_instance): Adjust.
1765 2016-01-14 Jeff Law <law@redhat.com>
1767 PR tree-optimization/69270
1768 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
1769 (record_edge_info): Use it. Convert boolean_{true,false}_node
1772 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
1775 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
1776 use block_ultimate_origin
1777 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
1779 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
1781 * doc/invoke.texi (Submodel Options): Rename section to
1782 "Machine-Dependent Options" to better reflect its content.
1783 Rewrite introductory text to remove archaic CPU names.
1786 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
1788 * doc/invoke.texi (Code Gen Options): Move section up in file,
1789 before target-specific options. Update menu and option summary
1790 to reflect the new section ordering.
1792 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
1794 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
1795 (C++ Dialect Options): Add cross-reference to -std option.
1796 * doc/standards.texi (C++ Language): Document C++14 support.
1798 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1800 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
1801 for pack/unpack functions for __ibm128.
1802 (PACK_IF): Likewise.
1803 (UNPACK_IF): Likewise.
1805 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
1806 support for __ibm128 pack/unpack functions.
1807 (rs6000_invalid_builtin): Likewise.
1808 (rs6000_init_builtins): Likewise.
1809 (rs6000_opt_masks): Likewise.
1811 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
1812 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
1814 (RS6000_BTM_COMMON): Likewise.
1816 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
1817 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
1818 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
1819 128-bit floating point. Add support for the double values to be
1820 in Altivec registers for TF/IF packing and unpacking, but restrict
1821 TD packing sub-fields to be FPR registers. Don't allow overlapped
1822 register support for packing. Allow pack inputs to be memory
1823 locations. Don't build generator functions for unpack<mode>_dm
1824 and unpack<mode>_nodm.
1825 (unpack<mode>_dm): Likewise.
1826 (unpack<mode>_nodm): Likewise.
1827 (pack<mode>): Likewise.
1829 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
1830 built-in functions to pack/unpack explicit __ibm128 values.
1831 (__builtin_unpack_ibm128): Likewise.
1833 * doc/extend.texi (PowerPC Built-in Functions): Document
1834 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
1836 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
1839 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
1840 Add new arg loc and pass it down as context.
1841 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
1842 to the location to use for the warning.
1843 (check_function_arguments): New arg loc. All callers changed. Pass
1844 it to check_function_nonnull.
1845 * c-common.h (check_function_arguments): Adjust declaration.
1847 2016-01-13 Jakub Jelinek <jakub@redhat.com>
1849 PR tree-optimization/69156
1850 * gimple.c (validate_type): Removed.
1851 (gimple_builtin_call_types_compatible_p): Use
1852 useless_type_conversion_p instead of validate_type.
1853 * value-prof.c (gimple_stringop_fixed_value): Fold
1854 icall_size to correct type.
1856 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
1858 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
1861 2016-01-13 Richard Henderson <rth@redhat.com>
1864 * target.def (builtin_tm_load, builtin_tm_store): Remove.
1865 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
1866 (ix86_builtin_tm_store): Remove.
1867 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
1868 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
1869 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
1870 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
1871 * doc/tm.texi: Rebuild.
1873 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
1874 (BUILT_IN_TM_MEMCPY_RTWN): New.
1875 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
1876 fallback from vector to integer helpers.
1877 (build_tm_load): Handle vector types directly, instead of
1879 (build_tm_store): Likewise.
1880 (expand_assign_tm): Prepare for register types not handled by
1881 the above. Copy them to memory and use memcpy.
1882 * tree.c (tm_define_builtin): New.
1883 (find_tm_vector_type): New.
1884 (build_tm_vector_builtins): New.
1885 (build_common_builtin_nodes): Call it.
1887 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
1890 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
1892 2016-01-13 Tom de Vries <tom@codesourcery.com>
1894 PR tree-optimization/69169
1895 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
1896 handled_struct_type param.
1897 (create_variable_info_for, intra_create_variable_infos): Call
1898 create_variable_info_for_1 with extra arg.
1900 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
1902 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
1903 and "armv8.1-a+crc" entries.
1905 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
1908 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
1909 Change first operand predicate from register_or_constm1_operand
1910 to register_operand.
1911 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
1912 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
1913 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
1914 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
1915 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
1916 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
1917 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
1918 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
1919 comparison with constm1_rtx from vec_prefetch_gen part.
1921 2016-01-13 Richard Biener <rguenther@suse.de>
1923 PR tree-optimization/69013
1924 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
1925 Exchange assert for a test.
1927 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1930 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
1932 2016-01-13 Richard Biener <rguenther@suse.de>
1934 PR tree-optimization/69242
1935 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
1936 assert with a check.
1938 2016-01-13 Richard Biener <rguenther@suse.de>
1940 PR tree-optimization/69186
1941 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1942 Properly guard vect_update_misalignment_for_peel call.
1944 2016-01-12 Jeff Law <law@redhat.com>
1946 PR tree-optimization/pr67755
1947 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
1948 "need_profile_correction".
1949 (thread_block_1): Initialize new field to false by default. If we
1950 have multiple thread paths through a common joiner to different
1951 final targets, then set new field to true.
1952 (compute_path_counts): Only do count adjustment when it's really
1955 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
1957 * doc/invoke.texi (Spec Files): Move section down in file, past
1958 all command-line option descriptions.
1960 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1963 * doc/gty.texi: Remove documentation of mark_hook.
1964 * gengtype.c (struct write_types_data): Remove code to support
1965 mark_hook attribute.
1966 (walk_type): Likewise.
1967 (write_func_for_structure): Likewise.
1969 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
1971 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
1972 Directory Options, and -specs= to Overall Options.
1973 (Overall Options): Adjust similarly. Reorder to group related
1974 options together. Make -specs= cross-reference the spec file details.
1975 (Directory Options): Adjust similarly.
1977 2016-01-12 Jeff Law <law@redhat.com>
1979 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
1981 2016-01-12 Olivier Hainque <hainque@adacore.com>
1983 * gcc.c (spec_undefvar_allowed): New global.
1984 (process_command): Set to true when running for --version or --help,
1986 (getenv_spec_function): When the variable is not defined, use the
1987 variable name as the variable value if we're allowed not to issue
1990 2016-01-12 Bin Cheng <bin.cheng@arm.com>
1992 PR tree-optimization/68911
1993 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
1994 information computed for expression "init + nit * step".
1996 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
1998 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
1999 about name of GCC executable. Remove deleted node from menu.
2000 (Directory Options) <-B>: Remove cross-reference to deleted node.
2001 (Target Options): Delete section.
2003 2016-01-12 Christian Bruel <christian.bruel@st.com>
2006 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
2007 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
2009 2016-01-12 Jakub Jelinek <jakub@redhat.com>
2012 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
2013 aligned_mem is properly set for AVX512-VL floating point masked
2017 * ifcvt.c (cond_exec_process_if_block): When removing the last
2018 insn from then_bb, remove also any possible barriers that follow it.
2020 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
2024 * config/i386/iamcu.h (SIZE_TYPE): New macro.
2025 (PTRDIFF_TYPE): Likewise.
2026 (WCHAR_TYPE): Likewise.
2027 (WCHAR_TYPE_SIZE): Likewise.
2028 (STDINT_LONG32): Likewise.
2030 2016-01-12 Richard Biener <rguenther@suse.de>
2032 PR tree-optimization/69053
2033 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
2034 convert initial value for cond reductions.
2036 2016-01-12 Richard Biener <rguenther@suse.de>
2038 PR tree-optimization/69007
2039 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
2040 widen_sum after dot_prod and sad.
2042 2016-01-12 Richard Biener <rguenther@suse.de>
2044 PR tree-optimization/69168
2045 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
2046 pattern stmt SLP type.
2047 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
2048 end up unused so cope with that case.
2050 2016-01-12 Richard Biener <rguenther@suse.de>
2052 PR tree-optimization/69157
2053 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
2054 stmts def type only during analyze phase.
2055 (vectorizable_call): Likewise.
2056 (vectorizable_simd_clone_call): Likewise.
2057 (vectorizable_conversion): Likewise.
2058 (vectorizable_assignment): Likewise.
2059 (vectorizable_shift): Likewise.
2060 (vectorizable_operation): Likewise.
2061 (vectorizable_store): Likewise.
2062 (vectorizable_load): Likewise.
2064 2016-01-12 Richard Biener <rguenther@suse.de>
2066 PR tree-optimization/69174
2067 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
2069 (vectorizable_load): Properly compute the number of loads needed
2070 for permuted strided SLP loads and do not spuriously assign
2071 to SLP_TREE_VEC_STMTS.
2073 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
2075 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
2076 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
2077 (MD_EXEC_PREFIX): Remove.
2078 (MD_STARTFILE_PREFIX) Removee.
2079 (FILE_NAME_ABSOLUTE_P): Remove.
2080 (CPP_SPEC): Do not read macros from sys/version.h.
2081 (LINK_COMMAND_SPEC): Remove.
2082 (LOCAL_INCLUDE_DIR): Remove.
2083 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
2084 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
2085 (POST_LINK_SPEC): Define to invoke stubify after linker
2086 (LIBSTDCXX): Remove define
2087 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
2088 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
2089 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
2090 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
2091 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
2092 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
2093 (i386_djgpp_asm_named_section): Add propotype of new procedure
2095 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
2096 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
2097 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX in config/i386/djgpp.h).
2098 (STANDARD_STARTFILE_PREFIX_2): Define identical to STANDARD_STARTFILE_PREFIX_1.
2099 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
2100 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal installation errors.
2101 (MAX_OFILE_ALIGNMENT): Define to 128.
2102 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
2104 * config/i386/djgpp.c: New file. Add implementation of i386_djgpp_asm_named_section.
2106 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
2108 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
2109 Add rule for building djgpp.o.
2111 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2113 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
2114 (rtx_is_swappable_p): Reductions are swappable.
2115 (insn_is_swappable_p): V2DF reductions are swappable.
2117 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
2119 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
2120 reloads for other unsupported memory operands.
2122 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
2123 Jim Wilson <jim.wilson@linaro.org>
2126 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
2127 copy_to_mode_reg instead of force_reg.
2129 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
2133 TARGET_80387 is true.
2135 2016-01-11 Jakub Jelinek <jakub@redhat.com>
2138 * lra-eliminations.c (move_plus_up): Only move plus up
2139 if subreg of the constant can be simplified into constant
2140 and use the simplified subreg of the constant instead of
2141 the original constant.
2143 * fold-const.c (fold_convertible_p): Don't return true
2144 for conversion of VECTOR_TYPE to same sized integral type.
2145 (fold_convert_loc): Fix up formatting. Fold conversion of
2146 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
2147 instead of NOP_EXPR.
2149 PR tree-optimization/69214
2150 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
2151 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2154 PR tree-optimization/69207
2155 * tree-vect-slp.c (vect_get_constant_vectors): For
2156 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
2157 fold_convertible_p to vector_type's element type, and always
2158 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
2160 2016-01-11 Richard Biener <rguenther@suse.de>
2162 PR tree-optimization/69173
2163 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
2164 fixup the cycle if all stmts are in a pattern.
2166 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
2169 * alias.c (base_alias_check): Move check for addresses with
2170 alignment ANDs before the call for compare_base_decls.
2171 (memrefs_conflict_p): Return -1 for different decls
2172 that went through alignment adjustments.
2174 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2176 PR rtl-optimization/68796
2177 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
2178 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
2179 and QImode comparisons against zero with CC_NZmode.
2180 * config/aarch64/iterators.md (short_mask): New mode_attr.
2182 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
2184 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
2185 (<avx512>_store<mode>_mask): Likewise.
2187 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
2188 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2190 PR rtl-optimization/68841
2191 * ifcvt.c (struct noce_if_info): Add orig_x field.
2192 (bbs_ok_for_cmove_arith): Add to_rename parameter.
2193 Don't record conflicts on to_rename if it's present.
2194 Allow memory destinations in sets.
2195 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
2196 blocks, passing orig_x to the checks.
2197 (noce_process_if_block): Set if_info->orig_x appropriately.
2199 2016-01-11 Tom de Vries <tom@codesourcery.com>
2201 PR tree-optimization/69069
2202 * tree-parloops.c (create_parallel_loop): Add missing phi args.
2204 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
2206 PR rtl-optimization/68920
2207 * config/i386/i386.c (ix86_option_override_internal): Restrict number
2208 of conditional moves for RTL if-conversion to 1 for
2209 TARGET_ONE_IF_CONV_INSN.
2210 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
2211 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
2212 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
2213 parameter to restirct number of conditional moves for
2215 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
2216 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
2219 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
2222 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
2223 onepart vars. Fix typo in comment. Fix reversed condition in
2225 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
2228 * var-tracking.c (dump_onepart_variable_differences): New.
2229 (dataflow_set_different): If a detailed dump is requested,
2230 delay early returns and dump differences between onepart
2231 variables present before and after, and added variables.
2233 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
2236 * expr.c (expand_expr_real_1): For boolean vector constants
2237 with a scalar mode use const_scalar_mask_from_tree.
2238 (const_scalar_mask_from_tree): New.
2239 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
2240 assigned to a mask type to handle constants.
2242 2016-01-11 Martin Jambor <mjambor@suse.cz>
2245 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
2246 useless parameters if we cannot change function signature.
2248 2016-01-11 Martin Jambor <mjambor@suse.cz>
2251 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
2254 2016-01-11 Tom de Vries <tom@codesourcery.com>
2256 PR tree-optimization/69109
2257 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
2260 2016-01-11 Tom de Vries <tom@codesourcery.com>
2262 PR tree-optimization/69108
2263 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
2264 res is not used in a phi.
2266 2016-01-11 Yury Gribov <y.gribov@samsung.com>
2269 * common.opt (frandom-seed): Fix parameter name.
2270 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
2272 2016-01-11 Tom de Vries <tom@codesourcery.com>
2274 PR tree-optimization/69058
2275 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
2278 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
2280 * config/arc/arc.opt (mdiv-rem): Add period to the end.
2281 (mcode-density): Likewise.
2283 2016-01-10 Tom de Vries <tom@codesourcery.com>
2285 PR tree-optimization/69062
2286 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
2287 (parallelize_loops): Don't paralelize loop that has phi with address
2290 2016-01-10 Tom de Vries <tom@codesourcery.com>
2292 PR tree-optimization/69039
2293 * tree-parloops.c (try_create_reduction_list): Only allow single exit
2296 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
2299 * match.pd: Require target has function_c99_misc before doing
2300 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
2302 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
2304 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
2306 * configure: Regenerate.
2308 2016-01-09 Jakub Jelinek <jakub@redhat.com>
2311 PR tree-optimization/69097
2312 * fold-const.h (expr_not_equal_to): New prototype.
2313 * fold-const.c: Include stringpool.h and tree-ssanames.h.
2314 (expr_not_equal_to): New function.
2315 * match.pd (X % -Y is the same as X % Y): Don't optimize
2316 unless X is known not to be equal to minimum or Y is known
2317 not to be equal to -1.
2318 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
2319 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
2320 (simplify_stmt_using_ranges): Adjust caller.
2321 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
2322 substitute_and_fold.
2324 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
2326 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
2329 2016-01-08 Jakub Jelinek <jakub@redhat.com>
2331 PR tree-optimization/69167
2332 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
2333 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
2335 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
2337 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
2338 Richard Biener <rguenther@suse.de>
2340 PR tree-optimization/68707
2341 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
2342 instances that can be handled via vect_load_lanes.
2344 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
2346 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
2347 if we can't determine address equivalence.
2348 * alias.c (compare_base_decl): Update for changed return value of
2349 symtab_node::equal_address_to.
2351 2016-01-08 Jason Merrill <jason@redhat.com>
2355 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
2356 * expr.c (store_field): Not here.
2357 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
2358 call with TREE_ADDRESSABLE type.
2359 * tree-cfg.c (verify_gimple_call): Adjust.
2361 2016-01-08 Olivier Hainque <hainque@adacore.com>
2363 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
2366 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
2368 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
2369 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
2370 (reduc_smin_v2sf): Rename to...
2371 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
2372 (reduc_splus_v2sf): Rename to...
2373 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
2375 2016-01-08 Jakub Jelinek <jakub@redhat.com>
2377 PR tree-optimization/69162
2378 * gimplify.c (gimplify_va_arg_expr): Encode original type of
2379 valist argument in another argument.
2380 (gimplify_modify_expr): Adjust for the above change. Cleanup.
2381 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
2382 to determine the va_list type, build a MEM_REF instead of
2383 build_fold_indirect_ref.
2385 PR tree-optimization/69172
2386 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
2389 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
2391 PR tree-optimization/67781
2392 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2393 and cmpnop in two steps: first the ones not accessed in original
2394 gimple expression in a endian independent way and then the ones not
2395 accessed in the final result in an endian-specific way.
2397 2016-01-08 Jakub Jelinek <jakub@redhat.com>
2399 PR tree-optimization/69083
2400 * tree-vect-slp.c (vect_get_constant_vectors): For
2401 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
2402 element type. If op is fold_convertible_p to vector_type's element
2403 type, use NOP_EXPR instead of VCE.
2405 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
2407 PR rtl-optimization/67778
2408 PR rtl-optimization/68634
2409 PR rtl-optimization/68909
2410 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
2411 block from the stack until done with it. Remove a superfluous
2412 bitmap set. Remove a superfluous bitmap test.
2414 2016-01-07 Martin Sebor <msebor@redhat.com>
2417 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
2418 constraint on the type of arguments.
2420 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
2422 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
2423 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
2424 unaligned_access on the gcc_options set.
2425 * config/arm/arm.c (arm_option_override_internal): Use
2426 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
2428 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
2431 * config/i386/i386.c (ix86_frame_pointer_required): Enable
2432 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
2434 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
2437 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
2440 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
2441 depending on frame_pointer_needed before remaining integer and SSE
2442 registers are saved.
2444 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
2447 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
2449 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
2452 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
2453 Use the "xBm" constraint.
2454 (float<sseintvecmodelower><mode>2<mask_name><round_name):
2456 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
2457 (sse_cvtsi2ssq<round_name>): Likewise.
2458 (sse_cvtss2si<round_name>): Likewise.
2459 (sse_cvtss2siq<round_name>): Likewise.
2460 (sse2_cvtsi2sdq<round_name>): Likewise.
2461 (sse2_cvtsd2si<round_name>): Likewise.
2462 (sse2_cvtsd2siq<round_name>): Likewise.
2463 * config/i386/subst.md (round_nimm_scalar_predicate): New
2466 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
2469 * varasm.c (make_decl_rtl): Mark invalid register vars as
2472 PR rtl-optimization/66206
2473 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
2474 All callers changed.
2476 2016-01-07 Jakub Jelinek <jakub@redhat.com>
2478 PR tree-optimization/69141
2479 * tree-ssa-pre.c: Include langhooks.h.
2480 (eliminate_dom_walker::before_dom_children): Use
2481 lang_hooks.decl_printable_name instead of
2482 cgraph_node::get ()->name ().
2485 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
2486 it and DECL_ALIGN too.
2488 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
2490 * config/mips/mips-ftypes.def: Sort to lexicographical order.
2492 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
2496 depending on frame_pointer_needed before remaining integer and SSE
2497 registers are saved.
2499 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2501 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
2502 mode iterator with VSX_M2.
2503 (*p9_vecstore_<mode>): Likewise.
2504 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
2505 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
2506 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
2507 (define_split for VSX_LE128 stores): Likewise.
2508 (define_peephole2 for TImode LE swaps): Likewise.
2509 (define_split for VSX_LE128 post-reload stores): Likewise.
2511 2016-01-06 Marek Polacek <polacek@redhat.com>
2514 * convert.c (convert_to_integer_1): Adjust call to
2515 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
2516 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
2517 EXPR instead of ARG.
2518 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
2520 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
2523 * doc/extend.texi (RL78 Variable Attributes): New section.
2525 2016-01-05 Marek Polacek <polacek@redhat.com>
2528 * builtins.c (get_memmodel): Use expansion point location rather than
2529 the input location. Call warning_at rather than warning.
2530 (expand_builtin_atomic_compare_exchange): Likewise.
2531 (expand_builtin_atomic_load): Likewise.
2532 (expand_builtin_atomic_store): Likewise.
2533 (expand_builtin_atomic_clear): Likewise.
2535 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/i386.c (ix86_expand_vector_logical_operator):
2539 Replace nonimmediate_operand with vector_operand.
2540 * config/i386/predicates.md (vector_operand): New predicate.
2541 (general_vector_operand): Replace nonimmediate_operand with
2543 * config/i386/sse.md: Replace nonimmediate_operand with
2544 vector_operand and m constraint with Bm constraint on SSE
2545 patterns with 16-byte memory operand.
2546 * config/i386/subst.md (round_nimm_predicate): Replace
2547 nonimmediate_operand with vector_operand.
2548 (round_saeonly_nimm_predicate): Likewise.
2549 (round_saeonly_nimm_scalar_predicate): New.
2551 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
2554 * config/i386/constraints.md (Bm): New constraint.
2555 * config/i386/predicates.md (vector_memory_operand): New
2557 * config/i386/sse.md: Replace xm with xBm in plusminus and
2560 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
2563 * doc/extend.texi (V850 Function Attributes): New section.
2564 (V850 Variable Attributes): New section.
2566 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
2569 * doc/extend.texi (MicroBlaze Function Attributes): Document
2570 interrupt_handler and fast_interrupt attributes.
2572 2016-01-05 Sergei Trofimovich <siarheit@google.com>
2575 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
2576 for local symbolic operands.
2577 * config/ia64/predicates.md (local_symbolic_operand64): New
2580 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2582 PR rtl-optimization/68651
2583 * combine.c (combine_simplify_rtx): Canonicalize x + x into
2586 2016-01-05 Nathan Sidwell <nathan@acm.org>
2588 * alias.c (compare_base_decls): Use symtab_node::get.
2590 2016-01-05 Nick Clifton <nickc@redhat.com>
2593 * ira-costs.c (copy_cost): Initialise the t_icode field of the
2594 secondary_reload_info structure.
2597 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
2598 decls if weak support is available.
2600 2016-01-04 Martin Sebor <msebor@redhat.com>
2602 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
2604 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2606 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2607 OPTION_MASK_P9_DFORM.
2609 * config/rs6000/constraints.md (wo constraint): New constraint for
2612 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
2614 (rs6000_init_hard_regno_mode_ok): Likewise.
2616 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
2619 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
2620 expanders not to have constraints. Add support for ISA 3.0 xxperm
2621 instruction. Add support for fusing xxlor with xxperm.
2622 (altivec_vperm_<mode>_internal): Likewise.
2623 (altivec_vperm_v8hiv16qi): Likewise.
2624 (altivec_vperm_<mode>v16q): Likewise.
2625 (altivec_vperm_<mode>_uns): Likewise.
2626 (vperm_v8hiv4si): Likewise.
2627 (vperm_v16qiv8hi): Likewise.
2629 * doc/md.texi (RS/6000 constraints): Document wo constraint.
2631 2016-01-04 Jakub Jelinek <jakub@redhat.com>
2633 Update copyright years.
2635 * gcc.c (process_command): Update copyright notice dates.
2636 * gcov-dump.c (print_version): Ditto.
2637 * gcov.c (print_version): Ditto.
2638 * gcov-tool.c (print_version): Ditto.
2639 * gengtype.c (create_file): Ditto.
2640 * doc/cpp.texi: Bump @copying's copyright year.
2641 * doc/cppinternals.texi: Ditto.
2642 * doc/gcc.texi: Ditto.
2643 * doc/gccint.texi: Ditto.
2644 * doc/gcov.texi: Ditto.
2645 * doc/install.texi: Ditto.
2646 * doc/invoke.texi: Ditto.
2648 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
2650 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
2651 modes larger than TImode as TImode if NEON is not enabled.
2653 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
2656 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
2657 mode for %f0-%f31 only if TARGET_FPU.
2659 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
2662 * config/sparc/sparc.c (scan_record_type): Take into account subfields
2663 to compute the PACKED_P predicate.
2664 (function_arg_record_value): Minor tweaks.
2666 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2668 * doc/install.texi (--with-multilib-list): Describe the meaning of the
2669 option for arm*-*-* targets.
2671 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
2673 * doc/extend.texi (Common Function Attributes): Move docs for
2674 MSP430-specific attributes to....
2675 (MSP430 Function Attributes): ...here. Delete the redundant
2676 entries and copy-edit the remaining text.
2677 (MSP430 Variable Attributes): Use uniform format for index
2678 entries and add a cross-reference to the corresponding function
2681 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
2683 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
2685 (x86 Options): Likewise.
2687 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
2691 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
2692 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
2693 to corresponding attribute.
2695 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
2697 * doc/extend.texi (Common Function Attributes) <noplt>: Move
2698 to correct alphabetization of table. Copy-edit and correct
2700 <stack_protect>: Likewise.
2701 <target_clones>: Likewise.
2703 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
2704 Correct punctuation.
2705 (Code Gen Options) <-fno-plt>: Copy-edit.
2707 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
2710 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
2711 SI values. Explicitly convert SI to DI and vice-versa.
2713 2016-01-01 Jakub Jelinek <jakub@redhat.com>
2715 PR tree-optimization/69070
2716 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
2717 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
2720 * ubsan.c (ubsan_instrument_float_cast): Call
2721 initialize_sanitizer_builtins.
2724 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
2726 Copyright (C) 2016 Free Software Foundation, Inc.
2728 Copying and distribution of this file, with or without modification,
2729 are permitted in any medium without royalty provided the copyright
2730 notice and this notice are preserved.