1 2017-10-20 Orlando Arias <oarias@knights.ucf.edu>
3 * config/msp430/msp430.c (msp430_option_override): Disable
4 -fdelete-null-pointer-checks.
5 * doc/invoke.text (-fdelete-null-pointer-checks): Document that.
7 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
9 * x86-tune-costs.h (generic_cost, core_cost): Correct costs
10 of x87 and SSE instructions.
12 2017-10-19 Jan Hubicka <hubicka@ucw.cz>
14 * asan.c (create_cond_insert_point): Do not update edge count.
15 * auto-profile.c (afdo_propagate_edge): Update for edge count removal.
16 (afdo_propagate_circuit): Likewise.
17 (afdo_calculate_branch_prob): Likewise.
18 (afdo_annotate_cfg): Likewise.
19 * basic-block.h (struct edge_def): Remove count.
20 (edge_def::count): New accessor.
21 * bb-reorder.c (rotate_loop): Update.
22 (find_traces_1_round): Update.
23 (connect_traces): Update.
24 (sanitize_hot_paths): Update.
25 * cfg.c (unchecked_make_edge): Update.
26 (make_single_succ_edge): Update.
27 (check_bb_profile): Update.
28 (dump_edge_info): Update.
29 (update_bb_profile_for_threading): Update.
30 (scale_bbs_frequencies_int): Update.
31 (scale_bbs_frequencies_gcov_type): Update.
32 (scale_bbs_frequencies_profile_count): Update.
33 (scale_bbs_frequencies): Update.
34 * cfganal.c (connect_infinite_loops_to_exit): Update.
35 * cfgbuild.c (compute_outgoing_frequencies): Update.
36 (find_many_sub_basic_blocks): Update.
37 * cfgcleanup.c (try_forward_edges): Update.
38 (try_crossjump_to_edge): Update
39 * cfgexpand.c (expand_gimple_cond): Update
40 (expand_gimple_tailcall): Update
41 (construct_exit_block): Update
42 * cfghooks.c (verify_flow_info): Update
43 (redirect_edge_succ_nodup): Update
45 (make_forwarder_block): Update
46 (duplicate_block): Update
47 (account_profile_record): Update
48 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
49 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
50 * cfgloopmanip.c (scale_loop_profile): Update.
52 (lv_adjust_loop_entry_edge): Update.
53 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
54 (force_nonfallthru_and_redirect): Update.
55 (purge_dead_edges): Update.
56 (rtl_flow_call_edges_add): Update.
57 * cgraphunit.c (init_lowered_empty_function): Update.
58 (cgraph_node::expand_thunk): Update.
59 * gimple-pretty-print.c (dump_probability): Update.
60 (dump_edge_probability): Update.
61 * gimple-ssa-isolate-paths.c (isolate_path): Update.
62 * haifa-sched.c (sched_create_recovery_edges): Update.
63 * hsa-gen.c (convert_switch_statements): Update.
64 * ifcvt.c (dead_or_predicable): Update.
65 * ipa-inline-transform.c (inline_transform): Update.
66 * ipa-split.c (split_function): Update.
67 * ipa-utils.c (ipa_merge_profiles): Update.
68 * loop-doloop.c (add_test): Update.
69 * loop-unroll.c (unroll_loop_runtime_iterations): Update.
70 * lto-streamer-in.c (input_cfg): Update.
71 (input_function): Update.
72 * lto-streamer-out.c (output_cfg): Update.
73 * modulo-sched.c (sms_schedule): Update.
74 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
75 * predict.c (maybe_hot_edge_p): Update.
76 (unlikely_executed_edge_p): Update.
77 (probably_never_executed_edge_p): Update.
78 (dump_prediction): Update.
79 (drop_profile): Update.
80 (propagate_unlikely_bbs_forward): Update.
81 (determine_unlikely_bbs): Update.
82 (force_edge_cold): Update.
83 * profile.c (compute_branch_probabilities): Update.
84 * reg-stack.c (better_edge): Update.
85 * shrink-wrap.c (handle_simple_exit): Update.
86 * tracer.c (better_p): Update.
87 * trans-mem.c (expand_transaction): Update.
88 (split_bb_make_tm_edge): Update.
89 * tree-call-cdce.c: Update.
90 * tree-cfg.c (gimple_find_sub_bbs): Update.
91 (gimple_split_edge): Update.
92 (gimple_duplicate_sese_region): Update.
93 (gimple_duplicate_sese_tail): Update.
94 (gimple_flow_call_edges_add): Update.
95 (insert_cond_bb): Update.
96 (execute_fixup_cfg): Update.
97 * tree-cfgcleanup.c (cleanup_control_expr_graph): Update.
98 * tree-complex.c (expand_complex_div_wide): Update.
99 * tree-eh.c (lower_resx): Update.
100 (unsplit_eh): Update.
101 (cleanup_empty_eh_move_lp): Update.
102 * tree-inline.c (copy_edges_for_bb): Update.
103 (freqs_to_counts): Update.
104 (copy_cfg_body): Update.
105 * tree-ssa-dce.c (remove_dead_stmt): Update.
106 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
107 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
108 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
109 (unloop_loops): Update.
110 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
111 * tree-ssa-loop-split.c (connect_loops): Update.
112 (split_loop): Update.
113 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
114 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
115 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
116 * tree-ssa-reassoc.c (branch_fixup): Update.
117 * tree-ssa-tail-merge.c (replace_block_by): Update.
118 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
119 (compute_path_counts): Update.
120 (update_profile): Update.
121 (recompute_probabilities): Update.
122 (update_joiner_offpath_counts): Update.
123 (estimated_freqs_path): Update.
124 (freqs_to_counts_path): Update.
125 (clear_counts_path): Update.
126 (ssa_fix_duplicate_block_edges): Update.
127 (duplicate_thread_path): Update.
128 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
129 (case_bit_test_cmp): Update.
130 (collect_switch_conv_info): Update.
131 (gen_inbound_check): Update.
132 (do_jump_if_equal): Update.
133 (emit_cmp_and_jump_insns): Update.
134 * tree-tailcall.c (decrease_profile): Update.
135 (eliminate_tail_call): Update.
136 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
137 (vect_do_peeling): Update.
138 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
139 * ubsan.c (ubsan_expand_null_ifn): Update.
140 (ubsan_expand_ptr_ifn): Update.
141 * value-prof.c (gimple_divmod_fixed_value): Update.
142 (gimple_mod_pow2): Update.
143 (gimple_mod_subtract): Update.
145 (gimple_stringop_fixed_value): Update.
147 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.md (sub to cmp): New peephole2 pattern.
152 2017-10-19 Alexander Monakov <amonakov@ispras.ru>
154 PR rtl-optimization/82395
155 * ira-color.c (allocno_priority_compare_func): Fix comparison step
156 based on non_spilled_static_chain_regno_p.
158 2017-10-19 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/i386.c (output_387_binary_op): Rewrite SSE part.
161 (ix86_emit_mode_set): Rewrite insn mnemonic construction.
162 (ix86_prepare_fp_compare_args): Redefine is_sse as bool.
164 2017-10-19 Martin Sebor <msebor@redhat.com>
166 PR tree-optimization/82596
167 * tree.c (array_at_struct_end_p): Handle STRING_CST.
169 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
171 * asan.c (handle_builtin_alloca): Deal with all alloca variants.
172 (get_mem_refs_of_builtin_call): Likewise.
173 * builtins.c (expand_builtin_apply): Adjust call to
174 allocate_dynamic_stack_space.
175 (expand_builtin_alloca): For __builtin_alloca_with_align_and_max, pass
176 the third argument to allocate_dynamic_stack_space, otherwise -1.
177 (expand_builtin): Deal with all alloca variants.
178 (is_inexpensive_builtin): Likewise.
179 * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX): New.
180 * calls.c (special_function_p): Deal with all alloca variants.
181 (initialize_argument_information): Adjust call to
182 allocate_dynamic_stack_space.
183 (expand_call): Likewise.
184 * cfgexpand.c (expand_call_stmt): Deal with all alloca variants.
185 * doc/extend.texi (Built-ins): Add __builtin_alloca_with_align_and_max
186 * explow.c (allocate_dynamic_stack_space): Add MAX_SIZE parameter and
187 use it for the stack usage computation.
188 * explow.h (allocate_dynamic_stack_space): Adjust prototype.
189 * function.c (gimplify_parameters): Call build_alloca_call_expr.
190 * gimple-ssa-warn-alloca.c (alloca_call_type): Simplify control flow.
191 Take into account 3rd argument of __builtin_alloca_with_align_and_max.
192 (in_loop_p): Remove first argument and useless check.
193 (pass_walloca::execute): Remove useless test and adjust call to above.
194 * gimple.c (gimple_build_call_from_tree): Deal with all alloc variants
195 * gimplify.c (gimplify_vla_decl): Call build_alloca_call_expr.
196 (gimplify_call_expr): Deal with all alloca variants.
197 * hsa-gen.c (gen_hsa_alloca): Likewise.
198 (gen_hsa_insns_for_call): Likewise.
199 * ipa-pure-const.c (special_builtin_state): Likewise.
200 * tree-chkp.c (chkp_build_returned_bound): Likewise.
201 * tree-object-size.c (alloc_object_size): Likewise.
202 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
203 (call_may_clobber_ref_p_1): Likewise.
204 * tree-ssa-ccp.c (evaluate_stmt): Likewise.
205 (ccp_fold_stmt): Likewise.
206 (optimize_stack_restore): Likewise.
207 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
208 (mark_all_reaching_defs_necessary_1): Likewise.
209 (propagate_necessity): Likewise.
210 (eliminate_unnecessary_stmts): Likewise.
211 * tree.c (build_common_builtin_nodes): Build
212 BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX.
213 (build_alloca_call_expr): New function.
214 * tree.h (ALLOCA_FUNCTION_CODE_P): New macro.
215 (CASE_BUILT_IN_ALLOCA): Likewise.
216 (build_alloca_call_expr): Declare.
217 * varasm.c (incorporeal_function_p): Deal with all alloca variants.
219 2017-10-19 Eric Botcazou <ebotcazou@adacore.com>
222 * dwarf2out.c (new_die_raw): New static inline function.
223 (new_die): Use it to create the DIE.
224 (add_AT_external_die_ref): Likewise.
225 (clone_die): Likewise.
226 (clone_as_declaration): Likewise.
227 (dwarf2out_vms_debug_main_pointer): Likewise.
228 (base_type_die): Likewise. Remove early return for corner cases.
229 Do not call add_pubtype on the DIE here.
230 (is_base_type): Remove ERROR_MARK and return 0 for VOID_TYPE.
231 (modified_type_die): Adjust the lookup for reverse order DIEs. Skip
232 typedefs for base types with DW_AT_endianity. Make sure a DIE with
233 native order exists for base types, attach the DIE manually and call
234 add_pubtype on it. Do not equate a reverse order DIE to the type.
236 2017-10-19 Richard Earnshaw <rearnsha@arm.com>
238 * config/arm/arm.c (align_ok_ldrd_strd): New function.
239 (mem_ok_for_ldrd_strd): New parameter align. Extract the alignment of
241 (gen_operands_ldrd_strd): Validate the alignment of the accesses.
243 2017-10-19 Jakub Jelinek <jakub@redhat.com>
245 * flag-types.h (enum sanitize_code): Add SANITIZE_BUILTIN. Or
246 SANITIZE_BUILTIN into SANITIZE_UNDEFINED.
247 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN,
248 BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN_ABORT): New builtins.
249 * opts.c (sanitizer_opts): Add builtin.
250 * ubsan.c (instrument_builtin): New function.
251 (pass_ubsan::execute): Call it.
252 (pass_ubsan::gate): Enable even for SANITIZE_BUILTIN.
253 * doc/invoke.texi: Document -fsanitize=builtin.
255 * ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
256 builtins, store max (log2 (align), 0) into uchar field instead of
257 align into uptr field.
258 (ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
259 store uchar 0 field instead of uptr 0 field.
260 (instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
261 instead of passing one address of struct with 2 locations pass
262 two addresses of structs with 1 location each.
263 * sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
264 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
265 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
266 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
267 (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
268 BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
269 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
270 BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
272 2017-10-19 Martin Liska <mliska@suse.cz>
275 * file-find.c (remove_prefix): Remove.
276 * file-find.h (remove_prefix): Likewise.
277 * gcc-ar.c: Remove smartness of lookup.
279 2017-10-19 Segher Boessenkool <segher@kernel.crashing.org>
281 * config/rs6000/rs6000.md (*call_indirect_aix<mode>,
282 *call_value_indirect_aix<mode>, *call_indirect_elfv2<mode>,
283 *call_value_indirect_elfv2<mode>): Add correct mode to the unspec.
285 2017-10-19 Jakub Jelinek <jakub@redhat.com>
288 * config/i386/i386.md (setcc + movzbl to xor + setcc): New peephole2.
289 (setcc + and to xor + setcc): New peephole2.
291 2017-10-19 Tom de Vries <tom@codesourcery.com>
293 * doc/sourcebuild.texi (Test Directives, Variants of
294 dg-require-support): Add dg-require-stack-size.
296 2017-10-19 Martin Liska <mliska@suse.cz>
299 * gimplify.c (gimplify_decl_expr): Do not instrument variables
300 that have a large alignment.
301 (gimplify_target_expr): Likewise.
303 2017-10-18 Segher Boessenkool <segher@kernel.crashing.org>
305 PR rtl-optimization/82602
306 * ira.c (rtx_moveable_p): Return false for volatile asm.
308 2017-10-18 Uros Bizjak <ubizjak@gmail.com>
311 * config/i386/i386-modes.def (CCGZ): New CC mode.
312 * config/i386/i386.md (sub<mode>3_carry_ccgz): New insn pattern.
313 * config/i386/predicates.md (ix86_comparison_operator):
315 * config/i386/i386.c (ix86_expand_branch) <case E_TImode>:
316 Emulate LE, LEU, GT, GTU, LT, LTU, GE and GEU double-word comparisons
317 with double-word subtraction.
318 (put_condition_code): Handle CCGZmode.
320 2017-10-18 Aldy Hernandez <aldyh@redhat.com>
322 * wide-int.cc (debug (const wide_int &)): New.
323 (debug (const wide_int *)): New.
324 (debug (const widest_int &)): New.
325 (debug (const widest_int *)): New.
327 2017-10-18 Vladimir Makarov <vmakarov@redhat.com>
330 * lra-constraints.c (curr_insn_transform): Use non-input operand
331 instead of output one for matched reload.
333 2017-10-18 Bin Cheng <bin.cheng@arm.com>
335 * tree-loop-distribution.c (INCLUDE_ALGORITHM): New header file.
336 (tree-ssa-loop-ivopts.h): New header file.
337 (struct builtin_info): New fields.
338 (classify_builtin_1): Compute and record base and offset parts for
339 memset builtin partition by calling strip_offset.
340 (offset_cmp, fuse_memset_builtins): New functions.
341 (finalize_partitions): Fuse adjacent memset partitions by calling
343 * tree-ssa-loop-ivopts.c (strip_offset): Delete static declaration.
344 Expose the interface.
345 * tree-ssa-loop-ivopts.h (strip_offset): New declaration.
347 2017-10-18 Bin Cheng <bin.cheng@arm.com>
349 PR tree-optimization/82574
350 * tree-loop-distribution.c (find_single_drs): New parameter. Check
351 that data reference must be executed exactly once per iteration
352 against the outermost loop in nest.
353 (classify_partition): Update call to above function.
355 2017-10-18 Richard Biener <rguenther@suse.de>
357 PR tree-optimization/82591
358 * graphite.c (graphite_transform_loops): Move code gen message
360 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
361 Here. Handle scop_to_isl_ast failing.
362 (scop_to_isl_ast): Limit the number of ISL operations.
364 2017-10-18 Richard Biener <rguenther@suse.de>
366 * graphite-isl-ast-to-gimple.c
367 (translate_isl_ast_to_gimple::set_rename): Simplify.
368 (translate_isl_ast_to_gimple::set_rename_for_each_def): Inline...
369 (graphite_copy_stmts_from_block): ... here.
370 (copy_bb_and_scalar_dependences): Simplify.
371 (add_parameters_to_ivs_params): Canonicalize.
372 (generate_entry_out_of_ssa_copies): Simplify.
373 * graphite-sese-to-poly.c (extract_affine_name): Simplify
374 by passing in ISL dimension.
375 (parameter_index_in_region_1): Rename to ...
376 (parameter_index_in_region): ... this.
377 (extract_affine): Adjust assert, pass down parameter index.
378 (add_param_constraints): Use range-info when available.
379 (build_scop_context): Adjust.
380 * sese.c (new_sese_info): Adjust.
381 (free_sese_info): Likewise.
382 * sese.h (bb_map_t, rename_map_t, phi_rename, init_back_edge_pair_t):
383 Remove unused typedefs.
384 (struct sese_info_t): Simplify rename_map, remove incomplete_phis.
386 2017-10-18 Martin Liska <mliska@suse.cz>
388 * combine.c (simplify_compare_const): Add gcc_fallthrough.
390 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
392 * config/s390/s390.c (s390_bb_fallthru_entry_likely): New function.
393 (s390_sched_init): Do not reset s390_sched_state if we entered the
394 current basic block via a fallthru edge and all others are unlikely.
396 2017-10-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
398 * config/s390/s390.c (NUM_SIDES): New variable.
399 (LONGRUNNING_THRESHOLD): New variable.
400 (LATENCY_FACTOR): New variable.
401 (s390_sched_score): Decrease score for long-running instructions on
403 (s390_sched_variable_issue): Perform bookkeeping for long-running
406 2017-10-18 Richard Biener <rguenther@suse.de>
408 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
409 Simplify with removal of the parameter rename map.
410 (set_rename): Likewise.
411 (should_copy_to_new_region): Likewise.
412 (graphite_copy_stmts_from_block): Likewise.
413 (copy_bb_and_scalar_dependences): Remove initialization of
414 unused copied_bb_map.
416 (copy_internal_parameters): Likewise.
417 (graphite_regenerate_ast_isl): Do not call copy_internal_parameters.
418 * graphite-scop-detection.c (scop_detection::stmt_simple_for_scop_p):
420 (parameter_index_in_region_1): Rename to ...
421 (assign_parameter_index_in_region): ... this. Assert we have
422 a parameter we handle.
423 (scan_tree_for_params): Adjust.
424 * sese.h (parameter_rename_map_t): Remove.
425 (struct sese_info_t): Remove unused parameter_rename_map and
426 copied_bb_map members.
427 * sese.c (new_sese_info): Adjust.
428 (free_sese_info): Likewise.
430 2017-10-18 Martin Liska <mliska@suse.cz>
433 * asan.c (asan_expand_poison_ifn): Do not put gimple stmt
436 2017-10-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
438 * doc/invoke.texi (ffunction-sections and fdata-sections):
441 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
443 * tree-ssa-loop-ivopts.c (add_autoinc_candidates): Bail out only if
444 the use statement can throw internally.
446 2017-10-17 Eric Botcazou <ebotcazou@adacore.com>
448 * config/visium/visium.c (visium_select_cc_mode): Return CCmode for
449 any RTX present on the RHS of a SET.
450 * compare-elim.c (try_eliminate_compare): Restore comment.
452 2017-10-17 Jakub Jelinek <jakub@redhat.com>
454 * langhooks.h (struct lang_hooks): Document that tree_size langhook
455 may be also called on tcc_type nodes.
456 * langhooks.c (lhd_tree_size): Likewise.
458 2017-10-17 David Malcolm <dmalcolm@redhat.com>
460 * gimple-ssa-sprintf.c (fmtwarn): Update for changed signature of
461 format_warning_at_substring.
462 (maybe_warn): Convert source_range * param to a location_t. Pass
463 UNKNOWN_LOCATION rather than NULL to fmtwarn.
464 (format_directive): Remove code to extract source_ranges and
465 source_range * in favor of just a location_t.
466 (parse_directive): Pass UNKNOWN_LOCATION rather than NULL to
468 * substring-locations.c (format_warning_va): Convert
469 source_range * param to a location_t.
470 (format_warning_at_substring): Likewise.
471 * substring-locations.h (format_warning_va): Likewise.
472 (format_warning_at_substring): Likewise.
474 2017-10-17 Jan Hubicka <hubicka@ucw.cz>
476 * target.h (enum vect_cost_for_stmt): Add vec_gather_load and
478 * tree-vect-stmts.c (record_stmt_cost): Make difference between normal
479 and scatter/gather ops.
481 * aarch64/aarch64.c (aarch64_builtin_vectorization_cost): Add
482 vec_gather_load and vec_scatter_store.
483 * arm/arm.c (arm_builtin_vectorization_cost): Likewise.
484 * powerpcspe/powerpcspe.c (rs6000_builtin_vectorization_cost): Likewise.
485 * rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Likewise.
486 * s390/s390.c (s390_builtin_vectorization_cost): Likewise.
487 * spu/spu.c (spu_builtin_vectorization_cost): Likewise.
488 * i386/i386.c (x86_builtin_vectorization_cost): Likewise.
490 2017-10-17 Uros Bizjak <ubizjak@gmail.com>
492 * reg-stack.c (compare_for_stack_reg): Add bool argument.
493 Detect FTST instruction and handle its register pops. Only pop
494 second operand if can_pop_second_op is true.
495 (subst_stack_regs_pat) <case COMPARE>: Detect FCOMI instruction to
496 set can_pop_second_op to false in the compare_for_stack_reg call.
498 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Only call
499 output_fp_compare for stack register operands.
500 * config/i386/i386.c (output_fp_compare): Do not output SSE compare
501 instructions here. Do not emit stack register pops here. Assert
502 that FCOMPP pops next to top stack register. Rewrite function.
504 2017-10-17 Nathan Sidwell <nathan@acm.org>
507 * alias.c (compare_base_decls): Check HAS_DECL_ASSEMBLER_NAME_P,
508 use DECL_ASSEMBLER_NAME_RAW.
511 * tree.c (tree_code_size): Reformat. Punt to lang hook for unknown
514 2017-10-17 Qing Zhao <qing.zhao@oracle.com>
515 Wilco Dijkstra <wilco.dijkstra@arm.com>
517 * builtins.c (expand_builtin_update_setjmp_buf): Add a
518 converstion to Pmode from the buf_addr.
520 2017-10-17 Richard Biener <rguenther@suse.de>
522 * graphite-dependences.c (scop_get_reads_and_writes): Change
523 output parameters to references.
525 2017-10-17 Jackson Woodruff <jackson.woodruff@arm.com>
527 PR 71026/tree-optimization
528 * fold-const.c (distribute_real_division): Removed.
529 (fold_binary_loc): Remove calls to distribute_real_divison.
531 2017-10-17 Richard Biener <rguenther@suse.de>
533 * graphite-scop-detection.c
534 (scop_detection::stmt_has_simple_data_refs_p): Always use
535 the full nest as region.
536 (try_generate_gimple_bb): Likewise.
537 * sese.c (scalar_evolution_in_region): Simplify now that
538 SCEV can handle instantiation in regions.
539 * tree-scalar-evolution.c (instantiate_scev_name): Also instantiate
540 in the non-loop part of a function if requested.
542 2017-10-17 Richard Biener <rguenther@suse.de>
544 PR tree-optimization/82563
545 * graphite-isl-ast-to-gimple.c (generate_entry_out_of_ssa_copies):
547 (graphite_regenerate_ast_isl): Call it.
548 * graphite-scop-detection.c (build_scops): Remove entry edge split.
550 2017-10-17 Jakub Jelinek <jakub@redhat.com>
552 PR tree-optimization/82549
553 * fold-const.c (optimize_bit_field_compare, fold_truth_andor_1):
554 Formatting fixes. Instead of calling make_bit_field_ref with negative
557 2017-10-17 Olga Makhotina <olga.makhotina@intel.com>
559 * config/i386/avx512dqintrin.h (_mm_mask_reduce_sd,
560 _mm_maskz_reduce_sd, _mm_mask_reduce_ss,=20
561 _mm_maskz_reduce_ss): New.
562 * config/i386/i386-builtin.def (__builtin_ia32_reducesd_mask,
563 __builtin_ia32_reducess_mask): Ditto..
564 (__builtin_ia32_reducesd, __builtin_ia32_reducess): Remove.
565 * config/i386/sse.md (reduces<mode>): Renamed to ...
566 (reduces<mode><mask_scalar_name>): ... this.
567 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0|%0, %1, %2, %3}): Changed
569 (vreduce<ssescalarmodesuffix>\t{%3, %2, %1, %0<mask_scalar_operand4>|
570 %0<mask_scalar_operand4>, %1, %2, %3}): ... this.
572 2017-10-16 David Malcolm <dmalcolm@redhat.com>
574 * Makefile.in (OBJS): Add unique-ptr-tests.o.
575 * selftest-run-tests.c (selftest::run_tests): Call
576 selftest::unique_ptr_tests_cc_tests.
577 * selftest.h (selftest::unique_ptr_tests_cc_tests): New decl.
578 * unique-ptr-tests.cc: New file.
580 2017-10-16 Vladimir Makarov <vmakarov@redhat.com>
583 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
585 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
586 (make_hard_regno_born, make_hard_regno_dead): Update
587 bb_killed_pseudos and bb_gen_pseudos for fixed regs.
589 2017-10-16 Jeff Law <law@redhat.com>
591 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
593 2017-10-16 Jan Hubicka <hubicka@ucw.cz>
595 * x86-tune-costs.h (znver1_cost): Fix move cost tables.
597 2017-10-16 Olivier Hainque <hainque@adacore.com>
599 * gcc/config.gcc (powerpc*-*-*spe*): Pick 8548 as the default
600 with_cpu if we were configured for an e500v2 target cpu name.
602 2017-10-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
604 * config/arm/arm-cpus.in (cortex-m33): Add nodsp option.
605 * doc/invoke.texi: Document +nodsp as a valid extension for
608 2017-10-16 Martin Liska <mliska@suse.cz>
610 * sbitmap.c (bitmap_bit_in_range_p_checking): New function.
611 (test_set_range): Likewise.
612 (test_range_functions): Rename to ...
613 (test_bit_in_range): ... this.
614 (sbitmap_c_tests): Add new test.
616 2017-10-16 Tamar Christina <tamar.christina@arm.com>
618 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32): New.
619 (vdot_lane_u32, vdot_laneq_u32, vdotq_lane_u32, vdotq_laneq_u32): New.
620 (vdot_lane_s32, vdot_laneq_s32, vdotq_lane_s32, vdotq_laneq_s32): New.
622 2017-10-16 Tamar Christina <tamar.christina@arm.com>
624 * config/aarch64/aarch64-builtins.c
625 (aarch64_types_quadopu_lane_qualifiers): New.
626 (TYPES_QUADOPU_LANE): New.
627 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): New.
628 (<sur>dot_prod<vsi2qi>, aarch64_<sur>dot_lane<vsi2qi>): New.
629 (aarch64_<sur>dot_laneq<vsi2qi>): New.
630 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): New.
631 (sdot_lane, udot_lane, sdot_laneq, udot_laneq): New.
632 * config/aarch64/iterators.md (sur): Add UNSPEC_SDOT, UNSPEC_UDOT.
633 (Vdottype, DOTPROD): New.
634 (sur): Add SDOT and UDOT.
636 2017-10-16 Tamar Christina <tamar.christina@arm.com>
638 * config/aarch64/aarch64.h (AARCH64_FL_DOTPROD): New.
639 (AARCH64_ISA_DOTPROD, TARGET_DOTPROD): New.
640 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Add TARGET_DOTPROD.
641 * config/aarch64/aarch64-option-extensions.def (dotprod): New.
642 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75): Enable TARGET_DOTPROD.
643 (cortex-a75.cortex-a55): Likewise.
644 * doc/invoke.texi (aarch64-feature-modifiers): Document dotprod.
646 2017-10-16 Tamar Christina <tamar.christina@arm.com>
648 * config/arm/arm-builtins.c (arm_unsigned_uternop_qualifiers): New.
649 (UTERNOP_QUALIFIERS, arm_umac_lane_qualifiers, UMAC_LANE_QUALIFIERS): New.
650 * config/arm/arm_neon_builtins.def (sdot, udot, sdot_lane, udot_lane): new.
651 * config/arm/iterators.md (DOTPROD, VSI2QI, vsi2qi): New.
652 (UNSPEC_DOT_S, UNSPEC_DOT_U, opsuffix): New.
653 * config/arm/neon.md (neon_<sup>dot<vsi2qi>): New.
654 (neon_<sup>dot_lane<vsi2qi>, <sup>dot_prod<vsi2qi>): New.
655 * config/arm/types.md (neon_dot, neon_dot_q): New.
656 * config/arm/unspecs.md (sup): Add UNSPEC_DOT_S, UNSPEC_DOT_U.
658 2017-10-16 Tamar Christina <tamar.christina@arm.com>
660 * config/arm/arm.h (TARGET_DOTPROD): New.
661 * config/arm/arm.c (arm_arch_dotprod): New.
662 (arm_option_reconfigure_globals): Add arm_arch_dotprod.
663 * config/arm/arm-c.c (__ARM_FEATURE_DOTPROD): New.
664 * config/arm/arm-cpus.in (armv8.2-a): Enabled +dotprod.
665 (feature dotprod, group dotprod, ALL_SIMD_INTERNAL): New.
666 (ALL_FPU_INTERNAL): Use ALL_SIMD_INTERNAL.
667 * config/arm/t-multilib (v8_2_a_simd_variants): Add dotprod.
668 * doc/invoke.texi (armv8.2-a): Document dotprod
670 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
672 * i386.c (ix86_vec_cost): New function.
673 (ix86_rtx_costs): Handle vector operations better.
674 * i386.h (struct processor_costs): Add sse_op, fmasd, fmass.
675 * x86-tune-costs.h: Add new costs to all tables.
677 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
679 * i386.c (ix86_rtx_costs): Make difference between x87 and SSE
681 * i386.h (struct processor_costs): Add addss, mulss, mulsd, divss,
682 divsd, sqrtss and sqrtsd
683 * x86-tune-costs.h: Add new entries to all costs.
684 (znver1_cost): Fix to match real instruction latencies.
686 2017-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
687 Michael Collison <michael.collison@arm.com>
689 * compare-elim.c: Include emit-rtl.h.
690 (can_merge_compare_into_arith): New function.
691 (try_validate_parallel): Likewise.
692 (try_merge_compare): Likewise.
693 (try_eliminate_compare): Call the above when no previous clobber
695 (execute_compare_elim_after_reload): Add DF_UD_CHAIN and DF_DU_CHAIN
698 2017-10-14 Jakub Jelinek <jakub@redhat.com>
702 * tree-ssa-phiopt.c (value_replacement): Comment fix. Handle
703 up to 2 preparation statements for ASSIGN in MIDDLE_BB.
707 * tree-ssa-forwprop.c (simplify_rotate): Allow def_arg1[N]
708 to be any operand_equal_p operands. For & (B - 1) require
709 B to be power of 2. Recognize
710 (X << (Y & (B - 1))) | (X >> ((-Y) & (B - 1))) and similar patterns.
712 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
715 * optabs.c (expand_memory_blockage): Fix call of
716 targetm.have_memory_blockage.
718 2017-10-14 Jakub Jelinek <jakub@redhat.com>
721 * config.gcc (*-*-solaris2*, i[34567]86-*-cygwin*,
722 x86_64-*-cygwin*, i[34567]86-*-mingw* | x86_64-*-mingw*): Append
723 objects to extra_objs instead of overwriting it.
725 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
727 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
728 Use any_fp_register_operand as operand[3] predicate. Simplify
729 equality test for operands[2] and operands[4] memory location.
730 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
731 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): New.
732 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
733 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2): Use
734 any_fp_register_operand as operand[1] predicate. Simplify
735 equality test for operands[0] and operands[3] memory location.
736 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
737 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): New.
738 (LDX_ATOMIC/LDX_ATOMIC FP storepeephole2 with mem blockage): Ditto.
740 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
742 * target-insns.def: Add memory_blockage.
743 * optabs.c (expand_memory_blockage): New function.
744 (expand_asm_memory_barrier): Rename ...
745 (expand_asm_memory_blockage): ... to this.
746 (expand_mem_thread_fence): Call expand_memory_blockage
747 instead of expand_asm_memory_barrier.
748 (expand_mem_singnal_fence): Ditto.
749 (expand_atomic_load): Ditto.
750 (expand_atomic_store): Ditto.
751 * doc/md.texi (Standard Pattern Names For Generation):
752 Document memory_blockage instruction pattern.
754 2017-10-13 Sebastian Perta <sebastian.perta@renesas.com>
756 * config/rl78/rl78.c (rl78_emit_libcall): New function.
757 * config/rl78/rl78-protos.h (rl78_emit_libcall): New function.
758 * config/rl78/rl78.md: New define_expand "adddi3".
760 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
762 * cfghooks.c (verify_flow_info): Disable check that all probabilities
765 2017-10-13 Jeff Law <law@redhat.com>
767 * tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly.
769 2017-10-13 Jakub Jelinek <jakub@redhat.com>
772 * internal-fn.c (expand_mul_overflow): If both operands have
773 the same highpart of -1 or 0 and the topmost bit of lowpart
774 is different, overflow is if res <= 0 rather than res < 0.
776 2017-10-13 Pat Haugen <pthaugen@us.ibm.com>
778 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Remove
779 TARGET_P9_VECTOR code for unaligned_load case.
781 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
783 * cfghooks.c (verify_flow_info): Check that edge probabilities are set.
785 2017-10-13 Nathan Sidwell <nathan@acm.org>
787 * tree-core.h (tree_contains_struct): Make bool.
788 * tree.c (tree_contains_struct): Likewise.
789 * tree.h (MARK_TS_BASE): Remove do ... while (0) idiom.
790 (MARK_TS_TYPED, MARK_TS_COMMON, MARK_TS_TYPE_COMMON,
791 MARK_TS_TYPE_WITH_LANG_SPECIFIC, MARK_TS_DECL_MINIMAL,
792 MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL, MARK_TS_DECL_WITH_VIS,
793 MARK_TS_DECL_NON_COMMON): Likewise, use comma operator.
795 2017-10-13 Richard Biener <rguenther@suse.de>
797 * graphite-isl-ast-to-gimple.c
798 (translate_isl_ast_to_gimple::get_rename_from_scev): Remove unused
799 parameters and dominance check.
800 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Adjust.
801 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Likewise.
802 (translate_isl_ast_to_gimple::graphite_regenerate_ast_isl):
803 Do not update SSA form here or do intermediate IL verification.
804 * graphite.c: Include tree-ssa.h and tree-into-ssa.h.
805 (graphite_initialize): Remove check on the number of loops in
806 the function and inline into graphite_transform_loops.
807 (graphite_finalize): Inline into graphite_transform_loops.
808 (graphite_transform_loops): Perform SSA update and IL verification
810 * params.def (PARAM_GRAPHITE_MIN_LOOPS_PER_FUNCTION): Remove.
812 2017-10-13 Richard Biener <rguenther@suse.de>
814 * graphite-isl-ast-to-gimple.c (max_mode_int_precision,
815 graphite_expression_type_precision): Avoid global constructor
817 (translate_isl_ast_to_gimple::translate_isl_ast_to_gimple): Here.
818 (translate_isl_ast_to_gimple::graphite_expr_type): Add type member.
819 (translate_isl_ast_to_gimple::translate_isl_ast_node_for): Use it.
820 (translate_isl_ast_to_gimple::build_iv_mapping): Likewise.
821 (translate_isl_ast_to_gimple::graphite_create_new_guard): Likewise.
822 * graphite-sese-to-poly.c (build_original_schedule): Return nothing.
824 2017-10-13 H.J. Lu <hongjiu.lu@intel.com>
827 * config/i386/i386.h (ix86_red_zone_size): New.
828 * config/i386/i386.md (push peephole2s): Replace
829 "!ix86_using_red_zone ()" with "ix86_red_zone_size == 0".
831 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
832 Alan Hayward <alan.hayward@arm.com>
833 David Sherwood <david.sherwood@arm.com>
835 * combine.c (can_change_dest_mode): Reject changes in
836 REGMODE_NATURAL_SIZE.
838 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
839 Alan Hayward <alan.hayward@arm.com>
840 David Sherwood <david.sherwood@arm.com>
842 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_BITSIZE.
843 (expand_debug_source_expr): Likewise.
844 * combine.c (combine_simplify_rtx): Likewise.
845 * cse.c (fold_rtx): Likewise.
846 * fwprop.c (canonicalize_address): Likewise.
847 * targhooks.c (default_shift_truncation_mask): Likewise.
849 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
850 Alan Hayward <alan.hayward@arm.com>
851 David Sherwood <david.sherwood@arm.com>
853 * optabs.c (add_equal_note): Use GET_MODE_UNIT_SIZE.
854 (widened_mode): Likewise.
855 (expand_unop): Likewise.
856 * ree.c (transform_ifelse): Likewise.
857 (merge_def_and_ext): Likewise.
858 (combine_reaching_defs): Likewise.
859 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
861 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
862 Alan Hayward <alan.hayward@arm.com>
863 David Sherwood <david.sherwood@arm.com>
865 * caller-save.c (replace_reg_with_saved_mem): Use byte_lowpart_offset.
866 * combine.c (gen_lowpart_for_combine): Likewise.
867 * dwarf2out.c (rtl_for_decl_location): Likewise.
868 * final.c (alter_subreg): Likewise.
869 * rtlhooks.c (gen_lowpart_general): Likewise.
870 (gen_lowpart_if_possible): Likewise.
872 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
873 Alan Hayward <alan.hayward@arm.com>
874 David Sherwood <david.sherwood@arm.com>
876 * calls.c (expand_call): Use subreg_lowpart_offset.
877 * cse.c (cse_insn): Likewise.
878 * regcprop.c (copy_value): Likewise.
879 (copyprop_hardreg_forward_1): Likewise.
881 2017-10-13 Jakub Jelinek <jakub@redhat.com>
884 * config/i386/i386.md (addqi_ext_1, andqi_ext_1,
885 *andqi_ext_1_cc, *<code>qi_ext_1, *xorqi_ext_1_cc): Change
886 =Q constraints to +Q and into insn condition add check
887 that operands[0] and operands[1] are equal.
888 (*addqi_ext_2, *andqi_ext_2, *<code>qi_ext_2): Change
889 =Q constraints to +Q and into insn condition add check
890 that operands[0] is equal to either operands[1] or operands[2].
893 * fold-const.c (fold_binary_loc) <bit_rotate>: Code cleanups,
894 instead of handling MINUS_EXPR twice (once for each argument),
895 canonicalize operand order and handle just once, use rtype where
896 possible. Handle (A << B) | (A >> (-B & (Z - 1))).
899 * config/i386/ia32intrin.h (__rold, __rord, __rolq, __rorq): Allow
900 any values of __C while still being pattern recognizable as a simple
903 2017-10-13 Richard Biener <rguenther@suse.de>
905 PR tree-optimization/82451
907 2017-10-02 Richard Biener <rguenther@suse.de>
909 PR tree-optimization/82355
910 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
911 a mapping for the enclosing loop but avoid generating one for
913 (copy_bb_and_scalar_dependences): Remove premature codegen
914 error on PHIs in blocks duplicated into multiple places.
915 * graphite-scop-detection.c
916 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
917 in the region use it as loop and nest to analyze the DR in.
918 (try_generate_gimple_bb): Likewise.
919 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
920 (add_loop_constraints): For blocks in a loop not in the region
921 create a dimension with a single iteration.
922 * sese.h (gbb_loop_at_index): Remove assert.
924 * cfgloop.c (loop_preheader_edge): For the loop tree root
925 return the single successor of the entry block.
926 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
927 Reset the SCEV hashtable and niters.
928 * graphite-scop-detection.c
929 (scop_detection::graphite_can_represent_scev): Add SCOP parameter,
930 assert that we only have POLYNOMIAL_CHREC that vary in loops
931 contained in the region.
932 (scop_detection::graphite_can_represent_expr): Adjust.
933 (scop_detection::stmt_has_simple_data_refs_p): For loops
934 not in the region set loop to NULL. The nest is now the
935 entry edge to the region.
936 (try_generate_gimple_bb): Likewise.
937 * sese.c (scalar_evolution_in_region): Adjust for
938 instantiate_scev change.
939 * tree-data-ref.h (graphite_find_data_references_in_stmt):
940 Make nest parameter the edge into the region.
941 (create_data_ref): Likewise.
942 * tree-data-ref.c (dr_analyze_indices): Make nest parameter an
943 entry edge into a region and adjust instantiate_scev calls.
944 (create_data_ref): Likewise.
945 (graphite_find_data_references_in_stmt): Likewise.
946 (find_data_references_in_stmt): Pass the loop preheader edge
947 from the nest argument.
948 * tree-scalar-evolution.h (instantiate_scev): Make instantiate_below
949 parameter the edge into the region.
950 (instantiate_parameters): Use the loop preheader edge as entry.
951 * tree-scalar-evolution.c (analyze_scalar_evolution): Handle
953 (get_instantiated_value_entry): Make instantiate_below parameter
954 the edge into the region.
955 (instantiate_scev_name): Likewise. Adjust dominance checks,
956 when we cannot use loop-based instantiation instantiate by
957 walking use-def chains.
958 (instantiate_scev_poly): Adjust.
959 (instantiate_scev_binary): Likewise.
960 (instantiate_scev_convert): Likewise.
961 (instantiate_scev_not): Likewise.
962 (instantiate_array_ref): Remove.
963 (instantiate_scev_3): Likewise.
964 (instantiate_scev_2): Likewise.
965 (instantiate_scev_1): Likewise.
966 (instantiate_scev_r): Do not blindly handle N-operand trees.
967 Do not instantiate array-refs. Handle all constants and invariants.
968 (instantiate_scev): Make instantiate_below parameter
969 the edge into the region.
970 (resolve_mixers): Use the loop preheader edge for the region
971 parameter to instantiate_scev_r.
972 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Adjust.
974 2017-10-13 Richard Biener <rguenther@suse.de>
976 PR tree-optimization/82525
977 * graphite-isl-ast-to-gimple.c
978 (translate_isl_ast_to_gimple::widest_int_from_isl_expr_int): Split
980 (translate_isl_ast_to_gimple::gcc_expression_from_isl_expr_int): Here.
981 Fail code generation when we cannot represent the isl integer.
982 (binary_op_to_tree): Elide modulo operations that are no-ops
983 in the type we code generate. Remove now superfluous code
986 2017-10-13 Richard Biener <rguenther@suse.de>
988 * graphite-scop-detection.c (loop_ivs_can_be_represented): Remove.
989 (scop_detection::harmful_loop_in_region): Remove premature
991 (scop_detection::graphite_can_represent_scev): We can handle
992 pointer IVs just fine.
994 2017-10-13 Alan Modra <amodra@gmail.com>
996 * doc/extend.texi (Extended Asm <Clobbers>): Rename to
997 "Clobbers and Scratch Registers". Add paragraph on
998 alternative to clobbers for scratch registers and OpenBLAS
1001 2017-10-13 Alan Modra <amodra@gmail.com>
1003 * doc/extend.texi (Clobbers): Correct vax example. Delete old
1004 example of a memory input for a string of known length. Move
1005 commentary out of table. Add a number of new examples
1006 covering array memory inputs.
1008 2017-10-12 Martin Liska <mliska@suse.cz>
1010 PR tree-optimization/82493
1011 * sbitmap.c (bitmap_bit_in_range_p): Fix the implementation.
1012 (test_range_functions): New function.
1013 (sbitmap_c_tests): Likewise.
1014 * selftest-run-tests.c (selftest::run_tests): Run new tests.
1015 * selftest.h (sbitmap_c_tests): New function.
1017 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
1019 2017-10-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1021 * config/rs6000/amo.h: Fix spacing issue.
1023 2017-10-12 Jakub Jelinek <jakub@redhat.com>
1026 * config/i386/i386.md (*ashl<mode>3_mask_1,
1027 *<shift_insn><mode>3_mask_1, *<rotate_insn><mode>3_mask_1,
1028 *<btsc><mode>_mask_1, *btr<mode>_mask_1): New define_insn_and_split
1031 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
1033 * profile-count.h (safe_scale_64bit): Fix GCC4.x path.
1034 (profile_probability): Set max_probability
1035 to (uint32_t) 1 << (n_bits - 2) and update accessors to avoid overlfows
1037 * profile-count.c (profile_probability::differs_from_p): Do not
1038 rely on max_probaiblity == 10000
1040 2017-10-12 Jeff Law <law@redhat.com>
1042 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject ao_refs with
1045 2017-10-12 Martin Sebor <msebor@redhat.com>
1049 * cgraphunit.c (maybe_diag_incompatible_alias): New function.
1050 (handle_alias_pairs): Call it.
1051 * common.opt (-Wattribute-alias): New option.
1052 * doc/extend.texi (ifunc attribute): Discuss C++ specifics.
1053 * doc/invoke.texi (-Wattribute-alias): Document.
1055 2017-10-12 Vladimir Makarov <vmakarov@redhat.com>
1058 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
1060 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
1062 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
1063 (make_hard_regno_born, make_hard_regno_dead): Update
1064 bb_killed_pseudos and bb_gen_pseudos.
1066 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
1068 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Fix Zen support.
1070 2017-10-12 Uros Bizjak <ubizjak@gmail.com>
1072 * config/alpha/alpha.c (alpha_split_conditional_move):
1073 Use std::swap instead of manually swapping.
1074 (alpha_stdarg_optimize_hook): Ditto.
1075 (alpha_canonicalize_comparison): Ditto.
1077 2017-10-12 Bin Cheng <bin.cheng@arm.com>
1079 * tree-loop-distribution.c (struct builtin_info): New struct.
1080 (struct partition): Refactor fields into struct builtin_info.
1081 (partition_free): Free struct builtin_info.
1082 (build_size_arg_loc, build_addr_arg_loc): Delete.
1083 (generate_memset_builtin, generate_memcpy_builtin): Get memory range
1084 information from struct builtin_info.
1085 (find_single_drs): New function refactored from classify_partition.
1086 Also moved builtin validity checks to this function.
1087 (compute_access_range, alloc_builtin): New functions.
1088 (classify_builtin_st, classify_builtin_ldst): New functions.
1089 (classify_partition): Refactor code into functions find_single_drs,
1090 classify_builtin_st and classify_builtin_ldst.
1091 (distribute_loop): Don't do runtime alias check when distributing
1093 (find_seed_stmts_for_distribution): New function.
1094 (pass_loop_distribution::execute): Refactor code finding seed
1095 stmts into above function. Support distribution for the innermost
1096 two-level loop nest. Adjust dump information.
1098 2017-10-12 Bin Cheng <bin.cheng@arm.com>
1100 * tree-loop-distribution.c: Adjust the general comment.
1101 (NUM_PARTITION_THRESHOLD): New macro.
1102 (ssa_name_has_uses_outside_loop_p): Support loop nest distribution.
1103 (classify_partition): Skip builtin pattern of loop nest's inner loop.
1104 (merge_dep_scc_partitions): New parameter ignore_alias_p and use it
1105 in call to build_partition_graph.
1106 (finalize_partitions): New parameter. Make loop distribution more
1107 conservative by fusing more partitions.
1108 (distribute_loop): Don't do runtime alias check in case of loop nest
1110 (find_seed_stmts_for_distribution): New function.
1111 (prepare_perfect_loop_nest): New function.
1112 (pass_loop_distribution::execute): Refactor code finding seed stmts
1113 and loop nest into above functions. Support loop nest distribution.
1114 Adjust dump information accordingly.
1116 2017-10-12 Bin Cheng <bin.cheng@arm.com>
1118 * tree-loop-distribution.c (break_alias_scc_partitions): Add comment
1119 and set PTYPE_SEQUENTIAL for merged partition.
1121 2017-10-12 Richard Biener <rguenther@suse.de>
1123 PR tree-optimization/69728
1125 2017-09-19 Richard Biener <rguenther@suse.de>
1127 PR tree-optimization/69728
1128 * graphite-sese-to-poly.c (schedule_error): New global.
1129 (add_loop_schedule): Handle empty domain by failing the
1131 (build_original_schedule): Handle schedule_error.
1133 * graphite-sese-to-poly.c (add_loop_schedule): Handle empty
1134 domain by returning an unchanged schedule.
1136 2017-10-12 Jakub Jelinek <jakub@redhat.com>
1138 * genrecog.c (validate_pattern): For VEC_SELECT verify that
1139 CONST_INT selectors are 0 to GET_MODE_NUNITS (imode) - 1.
1141 2017-10-12 Aldy Hernandez <aldyh@redhat.com>
1143 * Makefile.in (TAGS): Merge all the *.def files into one pattern.
1146 2017-10-12 Jakub Jelinek <jakub@redhat.com>
1149 * expr.c (store_field): Don't optimize away bitsize == 0 store
1150 from CALL_EXPR with addressable return type.
1152 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
1154 * config/rs6000/rs6000.h (TARGET_ISEL64): Delete.
1155 * config/rs6000/rs6000.md (sel): Delete mode attribute.
1156 (mov<mode>cc, isel_signed_<mode>, isel_unsigned_<mode>,
1157 *isel_reversed_signed_<mode>, *isel_reversed_unsigned_<mode>): Use
1158 TARGET_ISEL instead of TARGET_ISEL<sel>.
1160 2017-10-11 David Edelsohn <dje.gcc@gmail.com>
1162 * config/rs6000/rs6000.c
1163 (rs6000_xcoff_asm_output_aligned_decl_common): Test for NULL decl.
1165 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
1167 * config/rs6000/predicates.md (zero_constant, all_ones_constant):
1169 (reg_or_cint_operand): Fix comment.
1170 (reg_or_zero_operand): New predicate.
1171 * config/rs6000/rs6000-protos.h (output_isel): Delete.
1172 * config/rs6000/rs6000.c (output_isel): Delete.
1173 * config/rs6000/rs6000.md (isel_signed_<mode>): Use reg_or_zero_operand
1174 instead of reg_or_cint_operand. Output instruction directly (not via
1176 (isel_unsigned_<mode>): Ditto.
1177 (*isel_reversed_signed_<mode>): Use reg_or_zero_operand instead of
1178 gpc_reg_operand. Add an instruction alternative for this. Output
1179 instruction directly.
1180 (*isel_reversed_unsigned_<mode>): Ditto.
1182 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.c (ix86_canonicalize_comparison): New function.
1185 (TARGET_CANONICALIZE_COMPARISON): Define.
1187 2017-10-11 Qing Zhao <qing.zhao@oracle.com>
1190 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1191 Check whether the dest is REG before adding REG_EQUIV note.
1193 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
1196 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
1198 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
1199 (make_hard_regno_born, make_hard_regno_dead): Update
1200 bb_killed_pseudos and bb_gen_pseudos.
1202 2017-10-11 Nathan Sidwell <nathan@acm.org>
1204 * incpath.h (enum incpath_kind): Name enum, prefix values.
1205 (add_path, add_cpp_dir_path, get_added_cpp_dirs): Use incpath_kind.
1206 * incpath.c (heads, tails): Use INC_MAX.
1207 (add_env_var_paths, add_standard_paths): Use incpath_kind.
1208 (merge_include_chains, split_quote_chain,
1209 register_include_chains): Update incpath_kind names.
1210 (add_cpp_dir_path, add_path, get_added_cpp_dirs): Use incpath_kind.
1211 * config/darwin-c.c (add_system_framework_path): Update incpath_kind
1213 (add_framework_path, darwin_register_objc_includes): Likewise.
1214 * config/vms/vms-c.c (vms_c_register_includes): Likewise.
1216 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.md (*cmp<X87MODEF:mode>_<SWI24:mode>_i387):
1219 Do not use float_operator operator predicate.
1220 (*cmp<X87MODEF:mode>_<SWI24:mode>_cc_i387): Ditto.
1221 * config/i386/predicates.md (float_operator): Remove predicate.
1223 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md (*jcc<mode>_0_i387): Remove insn pattern.
1226 (*jccxf_i387): Ditto.
1227 (*jcc<mode>_i387): Ditto.
1228 (*jccu<mode>_i387): Ditto.
1229 (*jcc<X87MODEF:mode>_<SWI24:mode>_i387): Ditto.
1230 (*jcc_*_i387 splitters): Remove.
1231 * config/i386/i386-protos.h (ix86_split_fp_branch): Remove prototype.
1232 * config/i386/i386.c (ix86_split_fp_branch): Remove.
1233 * config/i386/predicates.md (ix86_swapped_fp_comparison_operator):
1236 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
1238 * profile-count.h (slow_safe_scale_64bit): New function.
1239 (safe_scale_64bit): New inline.
1240 (profile_count::max_safe_multiplier): Remove; use safe_scale_64bit.
1241 * profile-count.c: Include wide-int.h
1242 (slow_safe_scale_64bit): New.
1244 2017-10-11 Nathan Sidwell <nathan@acm.org>
1246 * tree.h (DECL_ASSEMBLER_NAME_SET_P): Don't check
1247 HAS_DECL_ASSEMBLER_NAME_P.
1248 * gimple-expr.c (gimple_decl_printable_name: Check
1249 HAS_DECL_ASSEMBLER_NAME_P too.
1250 * ipa-utils.h (type_in_anonymous_namespace_p): Check
1251 DECL_ASSEMBLER_NAME_SET_P of TYPE_NAME.
1252 (odr_type_p): No need to assert TYPE_NAME is a TYPE_DECL.
1253 * passes.c (rest_of_decl_compilation): Check
1254 HAS_DECL_ASSEMBLER_NAME_P too.
1255 * recog.c (verify_changes): Likewise.
1256 * tree-pretty-print.c (dump_decl_name): Likewise.
1257 * tree-ssa-structalias.c (alias_get_name): Likewise. Reimplement.
1259 * tree.h (DECL_ASSEMBLER_NAME_RAW): New.
1260 (SET_DECL_ASSEMBLER_NAME): Use it.
1261 (DECL_ASSEMBLER_NAME_SET_P): Likewise.
1262 (COPY_DECL_ASSEMBLER_NAME): Likewise.
1263 * tree.c (decl_assembler_name): Use DECL_ASSEMBLER_NAME_RAW.
1265 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
1267 * config.gcc (i386, x86_64): Add extra objects.
1268 * config/i386/i386-protos.h (ix86_rip_relative_addr_p): Declare.
1269 (ix86_min_insn_size): Declare.
1270 (ix86_issue_rate): Declare.
1271 (ix86_adjust_cost): Declare.
1272 (ia32_multipass_dfa_lookahead): Declare.
1273 (ix86_macro_fusion_p): Declare.
1274 (ix86_macro_fusion_pair_p): Declare.
1275 (ix86_bd_has_dispatch): Declare.
1276 (ix86_bd_do_dispatch): Declare.
1277 (ix86_core2i7_init_hooks): Declare.
1278 (ix86_atom_sched_reorder): Declare.
1279 * config/i386/i386.c Move all CPU cost tables to x86-tune-costs.h.
1280 (COSTS_N_BYTES): Move to x86-tune-costs.h.
1281 (DUMMY_STRINGOP_ALGS):Move to x86-tune-costs.h.
1282 (rip_relative_addr_p): Rename to ...
1283 (ix86_rip_relative_addr_p): ... this one; export.
1284 (memory_address_length): Update.
1285 (ix86_issue_rate): Move to x86-tune-sched.c.
1286 (ix86_flags_dependent): Move to x86-tune-sched.c.
1287 (ix86_agi_dependent): Move to x86-tune-sched.c.
1288 (exact_dependency_1): Move to x86-tune-sched.c.
1289 (exact_store_load_dependency): Move to x86-tune-sched.c.
1290 (ix86_adjust_cost): Move to x86-tune-sched.c.
1291 (ia32_multipass_dfa_lookahead): Move to x86-tune-sched.c.
1292 (ix86_macro_fusion_p): Move to x86-tune-sched.c.
1293 (ix86_macro_fusion_pair_p): Move to x86-tune-sched.c.
1294 (do_reorder_for_imul): Move to x86-tune-sched-atom.c.
1295 (swap_top_of_ready_list): Move to x86-tune-sched-atom.c.
1296 (ix86_sched_reorder): Move to x86-tune-sched-atom.c.
1297 (core2i7_first_cycle_multipass_init): Move to x86-tune-sched-core.c.
1298 (core2i7_dfa_post_advance_cycle): Move to x86-tune-sched-core.c.
1299 (min_insn_size): Rename to ...
1300 (ix86_min_insn_size): ... this one; export.
1301 (core2i7_first_cycle_multipass_begin): Move to x86-tune-sched-core.c.
1302 (core2i7_first_cycle_multipass_issue): Move to x86-tune-sched-core.c.
1303 (core2i7_first_cycle_multipass_backtrack): Move to
1304 x86-tune-sched-core.c.
1305 (core2i7_first_cycle_multipass_end): Move to x86-tune-sched-core.c.
1306 (core2i7_first_cycle_multipass_fini): Move to x86-tune-sched-core.c.
1307 (ix86_sched_init_global): Break up logic to ix86_core2i7_init_hooks.
1308 (ix86_avoid_jump_mispredicts): Update.
1309 (TARGET_SCHED_DISPATCH): Move to ix86-tune-sched-bd.c.
1310 (TARGET_SCHED_DISPATCH_DO): Move to ix86-tune-sched-bd.c.
1311 (TARGET_SCHED_REORDER): Move to ix86-tune-sched-bd.c.
1312 (DISPATCH_WINDOW_SIZE): Move to ix86-tune-sched-bd.c.
1313 (MAX_DISPATCH_WINDOWS): Move to ix86-tune-sched-bd.c.
1314 (MAX_INSN): Move to ix86-tune-sched-bd.c.
1315 (MAX_IMM): Move to ix86-tune-sched-bd.c.
1316 (MAX_IMM_SIZE): Move to ix86-tune-sched-bd.c.
1317 (MAX_IMM_32): Move to ix86-tune-sched-bd.c.
1318 (MAX_IMM_64): Move to ix86-tune-sched-bd.c.
1319 (MAX_LOAD): Move to ix86-tune-sched-bd.c.
1320 (MAX_STORE): Move to ix86-tune-sched-bd.c.
1321 (BIG): Move to ix86-tune-sched-bd.c.
1322 (enum dispatch_group): Move to ix86-tune-sched-bd.c.
1323 (enum insn_path): Move to ix86-tune-sched-bd.c.
1324 (get_mem_group): Move to ix86-tune-sched-bd.c.
1325 (is_cmp): Move to ix86-tune-sched-bd.c.
1326 (dispatch_violation): Move to ix86-tune-sched-bd.c.
1327 (is_branch): Move to ix86-tune-sched-bd.c.
1328 (is_prefetch): Move to ix86-tune-sched-bd.c.
1329 (init_window): Move to ix86-tune-sched-bd.c.
1330 (allocate_window): Move to ix86-tune-sched-bd.c.
1331 (init_dispatch_sched): Move to ix86-tune-sched-bd.c.
1332 (is_end_basic_block): Move to ix86-tune-sched-bd.c.
1333 (process_end_window): Move to ix86-tune-sched-bd.c.
1334 (allocate_next_window): Move to ix86-tune-sched-bd.c.
1335 (find_constant): Move to ix86-tune-sched-bd.c.
1336 (get_num_immediates): Move to ix86-tune-sched-bd.c.
1337 (has_immediate): Move to ix86-tune-sched-bd.c.
1338 (get_insn_path): Move to ix86-tune-sched-bd.c.
1339 (get_insn_group): Move to ix86-tune-sched-bd.c.
1340 (count_num_restricted): Move to ix86-tune-sched-bd.c.
1341 (fits_dispatch_window): Move to ix86-tune-sched-bd.c.
1342 (add_insn_window): Move to ix86-tune-sched-bd.c.
1343 (add_to_dispatch_window): Move to ix86-tune-sched-bd.c.
1344 (debug_dispatch_window_file): Move to ix86-tune-sched-bd.c.
1345 (debug_dispatch_window): Move to ix86-tune-sched-bd.c.
1346 (debug_insn_dispatch_info_file): Move to ix86-tune-sched-bd.c.
1347 (debug_ready_dispatch): Move to ix86-tune-sched-bd.c.
1348 (do_dispatch): Move to ix86-tune-sched-bd.c.
1349 (has_dispatch): Move to ix86-tune-sched-bd.c.
1350 * config/i386/t-i386: Add new object files.
1351 * config/i386/x86-tune-costs.h: New file.
1352 * config/i386/x86-tune-sched-atom.c: New file.
1353 * config/i386/x86-tune-sched-bd.c: New file.
1354 * config/i386/x86-tune-sched-core.c: New file.
1355 * config/i386/x86-tune-sched.c: New file.
1357 2017-10-11 Liu Hao <lh_mouse@126.com>
1359 * pretty-print.c [_WIN32] (colorize_init): Remove. Use
1360 the generic version below instead.
1361 (should_colorize): Recognize Windows consoles as terminals
1363 * pretty-print.c [__MINGW32__] (write_all): New function.
1364 [__MINGW32__] (find_esc_head): Likewise.
1365 [__MINGW32__] (find_esc_terminator): Likewise.
1366 [__MINGW32__] (eat_esc_sequence): Likewise.
1367 [__MINGW32__] (mingw_ansi_fputs): New function that handles
1369 (pp_write_text_to_stream): Use mingw_ansi_fputs instead of fputs
1372 2017-10-11 Richard Biener <rguenther@suse.de>
1374 * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
1375 Properly call analyze_scalar_evolution with the loop of the stmt.
1377 2017-10-11 Richard Biener <rguenther@suse.de>
1379 * tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand.
1380 * tree-core.h (tree_base): Add chrec_var union member.
1381 * tree.h (CHREC_VAR): Remove.
1382 (CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE): Adjust.
1383 * tree-chrec.h (build_polynomial_chrec): Adjust.
1384 * tree-chrec.c (reset_evolution_in_loop): Use build_polynomial_chrec.
1385 * tree-pretty-print.c (dump_generic_node): Use CHREC_VARIABLE.
1387 2017-10-11 Marc Glisse <marc.glisse@inria.fr>
1389 * fold-const.c (fold_binary_loc) [X +- Y CMP X]: Move ...
1390 * match.pd: ... here.
1391 ((T) X == (T) Y): Relax condition.
1393 2017-10-11 Bin Cheng <bin.cheng@arm.com>
1395 PR tree-optimization/82472
1396 * tree-loop-distribution.c (sort_partitions_by_post_order): Refine
1398 (break_alias_scc_partitions): Update postorder number.
1400 2017-10-11 Martin Liska <mliska@suse.cz>
1403 * opts.c (parse_no_sanitize_attribute): Do not use error_value
1405 * opts.h (parse_no_sanitize_attribute): Remove last argument.
1407 2017-10-11 Martin Liska <mliska@suse.cz>
1409 * print-rtl.c (print_insn): Move declaration of idbuf
1410 to same scope as name.
1412 2017-10-11 Martin Liska <mliska@suse.cz>
1417 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
1420 2017-10-11 Martin Liska <mliska@suse.cz>
1423 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
1426 2017-10-11 Adhemerval Zanella <adhemerval.zanella@linaro.org>
1428 * config.gcc (default_gnu_indirect_function): Default to yes for
1429 arm*-*-linux* with glibc.
1431 2017-10-11 Richard Biener <rguenther@suse.de>
1433 * tree-scalar-evolution.c (get_scalar_evolution): Handle
1434 default-defs and types we do not want to analyze.
1435 (interpret_loop_phi): Replace unreachable code with an assert.
1436 (compute_scalar_evolution_in_loop): Remove and inline ...
1437 (analyze_scalar_evolution_1): ... here, replacing condition with
1438 what makes the intent clearer. Remove handling of cases
1439 get_scalar_evolution now handles.
1441 2017-10-10 Jim Wilson <wilson@tuliptree.org>
1443 PR rtl-optimization/81434
1444 * haifa-sched.c (prune_ready_list): Init min_cost_group to 0. Update
1445 comment for main loop. In sched_group_found if, also add checks for
1446 pass and min_cost_group.
1448 2017-10-10 Segher Boessenkool <segher@kernel.crashing.org>
1450 * config/rs6000/rs6000.c (TARGET_INSN_COST): New.
1451 (rs6000_insn_cost): New function.
1452 * config/rs6000/rs6000.md (cost): New attribute.
1454 2017-10-10 Jakub Jelinek <jakub@redhat.com>
1455 H.J. Lu <hongjiu.lu@intel.com>
1459 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Add
1460 OPTION_MASK_ISA_MMX for __builtin_ia32_maskmovq,
1461 __builtin_ia32_vec_ext_v4hi and __builtin_ia32_vec_set_v4hi.
1462 (ix86_expand_builtin): Treat OPTION_MASK_ISA_MMX similarly
1463 to OPTION_MASK_ISA_AVX512VL - builtins that have both
1464 OPTION_MASK_ISA_MMX and some other bit set require both
1465 mmx and the ISAs without the mmx bit.
1466 * config/i386/i386-builtin.def (__builtin_ia32_cvtps2pi,
1467 __builtin_ia32_cvttps2pi, __builtin_ia32_cvtpi2ps,
1468 __builtin_ia32_pavgb, __builtin_ia32_pavgw, __builtin_ia32_pmulhuw,
1469 __builtin_ia32_pmaxub, __builtin_ia32_pmaxsw, __builtin_ia32_pminub,
1470 __builtin_ia32_pminsw, __builtin_ia32_psadbw, __builtin_ia32_pmovmskb,
1471 __builtin_ia32_pshufw, __builtin_ia32_cvtpd2pi,
1472 __builtin_ia32_cvttpd2pi, __builtin_ia32_cvtpi2pd,
1473 __builtin_ia32_pmuludq, __builtin_ia32_pabsb, __builtin_ia32_pabsw,
1474 __builtin_ia32_pabsd, __builtin_ia32_phaddw, __builtin_ia32_phaddd,
1475 __builtin_ia32_phaddsw, __builtin_ia32_phsubw, __builtin_ia32_phsubd,
1476 __builtin_ia32_phsubsw, __builtin_ia32_pmaddubsw,
1477 __builtin_ia32_pmulhrsw, __builtin_ia32_pshufb, __builtin_ia32_psignb,
1478 __builtin_ia32_psignw, __builtin_ia32_psignd, __builtin_ia32_movntq,
1479 __builtin_ia32_paddq, __builtin_ia32_psubq, __builtin_ia32_palignr):
1480 Add OPTION_MASK_ISA_MMX.
1482 2017-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1484 * config.gcc (armv7*-*-freebsd*): New target.
1485 (armv6*-*-freebsd*): Remove obsolete TARGET_FREEBSD_ARMv6 define.
1487 2017-10-10 Jan Hubicka <hubicka@ucw.cz>
1489 * x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI,
1490 X86_TUNE_ADJUST_UNROLL, X86_TUNE_ONE_IF_CONV_INSN): Move to right
1493 2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
1495 * wide-int.h (wide_int_ref_storage): Make host_dependent_precision
1496 a template parameter.
1497 (WIDE_INT_REF_FOR): Update accordingly.
1498 * tree.h (wi::int_traits <const_tree>): Delete.
1499 (wi::tree_to_widest_ref, wi::tree_to_offset_ref): New typedefs.
1500 (wi::to_widest, wi::to_offset): Use them. Expand commentary.
1501 (wi::tree_to_wide_ref): New typedef.
1502 (wi::to_wide): New function.
1503 * calls.c (get_size_range): Use wi::to_wide when operating on
1505 * cgraph.c (cgraph_node::create_thunk): Likewise.
1506 * config/i386/i386.c (ix86_data_alignment): Likewise.
1507 (ix86_local_alignment): Likewise.
1508 * dbxout.c (stabstr_O): Likewise.
1509 * dwarf2out.c (add_scalar_info, gen_enumeration_type_die): Likewise.
1510 * expr.c (const_vector_from_tree): Likewise.
1511 * fold-const-call.c (host_size_t_cst_p, fold_const_call_1): Likewise.
1512 * fold-const.c (may_negate_without_overflow_p, negate_expr_p)
1513 (fold_negate_expr_1, int_const_binop_1, const_binop)
1514 (fold_convert_const_int_from_real, optimize_bit_field_compare)
1515 (all_ones_mask_p, sign_bit_p, unextend, extract_muldiv_1)
1516 (fold_div_compare, fold_single_bit_test, fold_plusminus_mult_expr)
1517 (pointer_may_wrap_p, expr_not_equal_to, fold_binary_loc)
1518 (fold_ternary_loc, multiple_of_p, fold_negate_const, fold_abs_const)
1519 (fold_not_const, round_up_loc): Likewise.
1520 * gimple-fold.c (gimple_fold_indirect_ref): Likewise.
1521 * gimple-ssa-warn-alloca.c (alloca_call_type_by_arg): Likewise.
1522 (alloca_call_type): Likewise.
1523 * gimple.c (preprocess_case_label_vec_for_gimple): Likewise.
1524 * godump.c (go_output_typedef): Likewise.
1525 * graphite-sese-to-poly.c (tree_int_to_gmp): Likewise.
1526 * internal-fn.c (get_min_precision): Likewise.
1527 * ipa-cp.c (ipcp_store_vr_results): Likewise.
1528 * ipa-polymorphic-call.c
1529 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise.
1530 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Likewise.
1531 (ipa_modify_call_arguments): Likewise.
1532 * match.pd: Likewise.
1533 * omp-low.c (scan_omp_1_op, lower_omp_ordered_clauses): Likewise.
1534 * print-tree.c (print_node_brief, print_node): Likewise.
1535 * stmt.c (expand_case): Likewise.
1536 * stor-layout.c (layout_type): Likewise.
1537 * tree-affine.c (tree_to_aff_combination): Likewise.
1538 * tree-cfg.c (group_case_labels_stmt): Likewise.
1539 * tree-data-ref.c (dr_analyze_indices): Likewise.
1540 (prune_runtime_alias_test_list): Likewise.
1541 * tree-dump.c (dequeue_and_dump): Likewise.
1542 * tree-inline.c (remap_gimple_op_r, copy_tree_body_r): Likewise.
1543 * tree-predcom.c (is_inv_store_elimination_chain): Likewise.
1544 * tree-pretty-print.c (dump_generic_node): Likewise.
1545 * tree-scalar-evolution.c (iv_can_overflow_p): Likewise.
1546 (simple_iv_with_niters): Likewise.
1547 * tree-ssa-address.c (addr_for_mem_ref): Likewise.
1548 * tree-ssa-ccp.c (ccp_finalize, evaluate_stmt): Likewise.
1549 * tree-ssa-loop-ivopts.c (constant_multiple_of): Likewise.
1550 * tree-ssa-loop-niter.c (split_to_var_and_offset)
1551 (refine_value_range_using_guard, number_of_iterations_ne_max)
1552 (number_of_iterations_lt_to_ne, number_of_iterations_lt)
1553 (get_cst_init_from_scev, record_nonwrapping_iv)
1554 (scev_var_range_cant_overflow): Likewise.
1555 * tree-ssa-phiopt.c (minmax_replacement): Likewise.
1556 * tree-ssa-pre.c (compute_avail): Likewise.
1557 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise.
1558 (vn_reference_maybe_forwprop_address, valueized_wider_op): Likewise.
1559 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
1560 * tree-ssa-uninit.c (is_pred_expr_subset_of): Likewise.
1561 * tree-ssanames.c (set_nonzero_bits, get_nonzero_bits): Likewise.
1562 * tree-switch-conversion.c (collect_switch_conv_info, array_value_type)
1563 (dump_case_nodes, try_switch_expansion): Likewise.
1564 * tree-vect-loop-manip.c (vect_gen_vector_loop_niters): Likewise.
1565 (vect_do_peeling): Likewise.
1566 * tree-vect-patterns.c (vect_recog_bool_pattern): Likewise.
1567 * tree-vect-stmts.c (vectorizable_load): Likewise.
1568 * tree-vrp.c (compare_values_warnv, vrp_int_const_binop): Likewise.
1569 (zero_nonzero_bits_from_vr, ranges_from_anti_range): Likewise.
1570 (extract_range_from_binary_expr_1, adjust_range_with_scev): Likewise.
1571 (overflow_comparison_p_1, register_edge_assert_for_2): Likewise.
1572 (is_masked_range_test, find_switch_asserts, maybe_set_nonzero_bits)
1573 (vrp_evaluate_conditional_warnv_with_ops, intersect_ranges): Likewise.
1574 (range_fits_type_p, two_valued_val_range_p, vrp_finalize): Likewise.
1575 (evrp_dom_walker::before_dom_children): Likewise.
1576 * tree.c (cache_integer_cst, real_value_from_int_cst, integer_zerop)
1577 (integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2)
1578 (tree_floor_log2, tree_ctz, mem_ref_offset, tree_int_cst_sign_bit)
1579 (tree_int_cst_sgn, get_unwidened, int_fits_type_p): Likewise.
1580 (get_type_static_bounds, num_ending_zeros, drop_tree_overflow)
1581 (get_range_pos_neg): Likewise.
1582 * ubsan.c (ubsan_expand_ptr_ifn): Likewise.
1583 * config/darwin.c (darwin_mergeable_constant_section): Likewise.
1584 * config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise.
1585 * config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise.
1586 * config/avr/avr.c (avr_fold_builtin): Likewise.
1587 * config/bfin/bfin.c (bfin_local_alignment): Likewise.
1588 * config/msp430/msp430.c (msp430_attr): Likewise.
1589 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
1590 * config/powerpcspe/powerpcspe-c.c
1591 (altivec_resolve_overloaded_builtin): Likewise.
1592 * config/powerpcspe/powerpcspe.c (rs6000_aggregate_candidate)
1593 (rs6000_expand_ternop_builtin): Likewise.
1594 * config/rs6000/rs6000-c.c
1595 (altivec_resolve_overloaded_builtin): Likewise.
1596 * config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise.
1597 (rs6000_expand_ternop_builtin): Likewise.
1598 * config/s390/s390.c (s390_handle_hotpatch_attribute): Likewise.
1600 2017-10-10 Bin Cheng <bin.cheng@arm.com>
1602 * tree-vect-loop-manip.c (rename_variables_in_bb): Rename PHI nodes
1603 when copying loop nest with only one inner loop.
1605 2017-10-10 Richard Biener <rguenther@suse.de>
1607 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Avoid compacting
1608 blocks if SCEV is active.
1609 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Remove
1611 (analyze_scalar_evolution): Handle cached evolutions the obvious way.
1612 (scev_initialize): Assert we are not yet initialized.
1614 2017-10-10 Bin Cheng <bin.cheng@arm.com>
1616 * tree-loop-distribution.c (generate_loops_for_partition): Remove
1617 inner loop's exit stmt by making it always exit the loop, otherwise
1618 we would generate an infinite empty loop.
1620 2017-10-10 Bin Cheng <bin.cheng@arm.com>
1622 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Skip
1623 renaming variables in new preheader if it's deleted.
1625 2017-10-10 Bin Cheng <bin.cheng@arm.com>
1627 * tree-loop-distribution.c (struct partition): Remove unused field
1628 loops of the structure.
1629 (partition_alloc, partition_free): Ditto.
1630 (build_rdg_partition_for_vertex): Ditto.
1632 2017-10-09 Jeff Law <law@redhat.com>
1634 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): Fix
1635 return type to match prototype and documentation.
1637 2010-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1639 * config/rs6000/rs6000.c (processor_costs): Move to ...
1640 * config/rs6000/rs6000.h: ... here.
1641 (rs6000_cost): Declare.
1643 2017-10-09 Eric Botcazou <ebotcazou@adacore.com>
1645 * except.c (setjmp_fn): New global variable.
1646 (init_eh): Initialize it if DONT_USE_BUILTIN_SETJMP is defined.
1647 (sjlj_emit_function_enter): Call it instead of BUILTIN_SETJMP
1648 if DONT_USE_BUILTIN_SETJMP is defined.
1650 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1652 * target.def (insn_cost): New hook.
1653 * doc/tm.texi.in (TARGET_INSN_COST): New hook.
1654 * doc/tm.texi: Regenerate.
1655 * rtlanal.c (insn_cost): Use the new hook.
1657 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1659 * combine.c (combine_validate_cost): Compute the new insn_cost,
1660 not just pattern_cost.
1661 (try_combine): Adjust comment.
1663 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1665 * cfgrtl.c (rtl_account_profile_record): Replace insn_rtx_cost with
1667 * combine.c (uid_insn_cost): Adjust comment.
1668 (combine_validate_cost): Adjust comment. Use pattern_cost instead
1670 (combine_instructions): Use insn_cost instead of insn_rtx_cost.
1671 * dse.c (find_shift_sequence): Ditto.
1672 * ifcvt.c (cheap_bb_rtx_cost_p): Ditto.
1673 (bb_valid_for_noce_process_p): Use pattern_cost.
1674 * rtl.h (insn_rtx_cost): Delete.
1675 (pattern_cost): New prototype.
1676 (insn_cost): New prototype.
1677 * rtlanal.c (insn_rtx_cost): Rename to...
1678 (pattern_cost): ... this.
1681 2017-10-09 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/i386.md (*jcc_2): Remove insn pattern.
1684 (*jcc<mode>_0_r_i387): Ditto.
1685 (*jccxf_r_i387): Ditto.
1686 (*jcc<mode>_r_i387): Ditto.
1687 (*jccu<mode>_r_i387): Ditto.
1688 (*jcc<X87MODEF:mode>_<SWI24:mode>_r_i387): Ditto.
1689 (*jcc): Rename from *jcc_1.
1691 2017-10-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1693 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Process
1694 deferred rescans after the lvx/stvx recombination pre-pass.
1696 2017-10-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1698 * config/rs6000/amo.h: New include file to provide ISA 3.0 atomic
1699 memory operation instruction support.
1700 * config.gcc (powerpc*-*-*): Include amo.h as an extra header.
1701 (rs6000-ibm-aix[789]*): Likewise.
1702 * doc/extend.texi (PowerPC Atomic Memory Operation Functions):
1703 Document new functions.
1705 2017-10-09 Richard Biener <rguenther@suse.de>
1707 PR tree-optimization/82397
1708 * tree-data-ref.c (data_ref_compare_tree): Make sure to return
1709 equality only for semantically equal trees.
1711 2017-10-09 Richard Biener <rguenther@suse.de>
1713 PR tree-optimization/82449
1714 * sese.c (scev_analyzable_p): Check whether the SCEV is linear.
1715 * tree-chrec.h (evolution_function_is_constant_p): Adjust to
1716 allow constant addresses.
1717 * tree-chrec.c (scev_is_linear_expression): Constant evolutions
1720 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1722 * config/s390/s390-builtins.def (vec_nabs, vec_vfi): Fix builtin
1725 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1728 * config/s390/vecintrin.h (vec_madd, vec_msub): Fix macro
1731 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1734 * config/s390/s390-builtins.def (vec_sqrt): Fix builtin flags.
1736 2017-10-09 Jakub Jelinek <jakub@redhat.com>
1739 * config/s390/s390-builtins.def (s390_vec_xor_flt_a,
1740 s390_vec_xor_flt_b, s390_vec_xor_flt_c): New.
1742 2017-10-09 Richard Sandiford <richard.sandiford@linaro.org>
1744 * wide-int.h (WI_BINARY_OPERATOR_RESULT): New macro.
1745 (WI_BINARY_PREDICATE_RESULT): Likewise.
1746 (wi::binary_traits::operator_result): New type.
1747 (wi::binary_traits::predicate_result): Likewise.
1748 (generic_wide_int::operator~, unary generic_wide_int::operator-)
1749 (generic_wide_int::operator==, generic_wide_int::operator!=)
1750 (generic_wide_int::operator&, generic_wide_int::and_not)
1751 (generic_wide_int::operator|, generic_wide_int::or_not)
1752 (generic_wide_int::operator^, generic_wide_int::operator+
1753 (binary generic_wide_int::operator-, generic_wide_int::operator*):
1755 (operator~, unary operator-, operator==, operator!=, operator&)
1756 (operator|, operator^, operator+, binary operator-, operator*): New
1758 * expr.c (get_inner_reference): Use wi::bit_and_not.
1759 * fold-const.c (fold_binary_loc): Likewise.
1760 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
1761 * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
1762 (bit_value_binop): Likewise.
1763 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
1764 * tree-vrp.c (zero_nonzero_bits_from_vr): Likewise.
1765 (extract_range_from_binary_expr_1): Likewise.
1766 (masked_increment): Likewise.
1767 (simplify_bit_ops_using_ranges): Likewise.
1769 2017-10-09 Martin Jambor <mjambor@suse.cz>
1772 * hsa-common.h (hsa_op_with_type): New method extend_int_to_32bit.
1773 * hsa-gen.c (hsa_extend_inttype_to_32bit): New function.
1774 (hsa_type_for_scalar_tree_type): Use it. Always force min32int for
1776 (hsa_fixup_mov_insn_type): New function.
1777 (hsa_op_with_type::get_in_type): Use it.
1778 (hsa_build_append_simple_mov): Likewise. Allow sub-32bit
1779 immediates in an assert.
1780 (hsa_op_with_type::extend_int_to_32bit): New method.
1781 (gen_hsa_insns_for_bitfield): Fixup instruction and intermediary
1782 types. Convert to dest type if necessary.
1783 (gen_hsa_insns_for_bitfield_load): Fixup load type if necessary.
1784 (reg_for_gimple_ssa): Pass false as min32int to
1785 hsa_type_for_scalar_tree_type.
1786 (gen_hsa_addr): Fixup type when creating addresable temporary.
1787 (gen_hsa_cmp_insn_from_gimple): Extend operands if necessary.
1788 (gen_hsa_unary_operation): Extend operands and convert to dest type if
1789 necessary. Call hsa_fixup_mov_insn_type.
1790 (gen_hsa_binary_operation): Changed operand types to hsa_op_with_type,
1791 extend operands and convert to dest type if necessary.
1792 (gen_hsa_insns_for_operation_assignment): Extend operands and convert
1793 to dest type if necessary.
1794 (set_output_in_type): Call hsa_fixup_mov_insn_type. Just ude dest
1795 if conversion nt necessary and size matches.
1796 (gen_hsa_insns_for_load): Call hsa_fixup_mov_insn_type, convert
1797 to dest type if necessary.
1798 (gen_hsa_insns_for_store): Call hsa_fixup_mov_insn_type.
1799 (gen_hsa_insns_for_switch_stmt): Likewise. Also extend operands if
1801 (gen_hsa_clrsb): Likewise.
1802 (gen_hsa_ffs): Likewise.
1803 (gen_hsa_divmod): Extend operands and convert to dest type if
1805 (gen_hsa_atomic_for_builtin): Change type of op to hsa_op_with_type.
1807 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
1809 * config/rs6000/rs6000.md (conditional branch): Clean up formatting.
1810 Remove empty default arguments. Use a brace block as output
1812 (conditional return): Ditto.
1814 (indirect_jump): Ditto. Use b%T0 instead of bctr/blr.
1815 (tablejump, tablejumpsi, tablejumpdi, *tablejump<mode>_internal1):
1817 (group_ending_nop): Ditto.
1818 (doloop_end): Ditto.
1819 (ctr<mode>, ctr<mode>_internal1, ctr<mode>_internal2): Ditto.
1820 (splitters for those): Ditto.
1822 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
1824 * config/rs6000/rs6000-string.c (expand_strncmp_align_check): Invert
1825 a conditional jump (and the compare for it) so that pc_rtx is the
1827 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Adjust
1828 for the deleted and renamed ctr<mode>_internal[234] patterns.
1829 * config/rs6000/rs6000.md: Delete second conditional branch pattern.
1830 Delete second conditional return pattern.
1831 (ctr<mode>_internal2): Delete this second bdnz pattern.
1832 (ctr<mode>_internal3): Rename to ctr<mode>_internal2.
1833 (ctr<mode>_internal4): Delete this second bdz pattern.
1835 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
1837 * tree-outof-ssa.h (ssaexpand): Add partitions_for_undefined_values.
1838 (always_initialized_rtx_for_ssa_name_p): New predicate.
1839 * tree-outof-ssa.c (remove_ssa_form): Initialize new field of SA.
1840 (finish_out_of_ssa): Free new field of SA.
1841 * tree-ssa-coalesce.h (get_undefined_value_partitions): Declare.
1842 * tree-ssa-coalesce.c: Include tree-ssa.h.
1843 (get_parm_default_def_partitions): Remove extern keyword.
1844 (get_undefined_value_partitions): New function.
1845 * expr.c (expand_expr_real_1) <expand_decl_rtl>: For a SSA_NAME, do
1846 not set SUBREG_PROMOTED_VAR_P on the sub-register if it may contain
1848 * loop-iv.c (iv_get_reaching_def): Disqualify all subregs.
1850 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
1852 * builtins.def (BUILT_IN_SETJMP): Revert latest change.
1854 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
1856 * config/i386/i386.c (ix86_expand_set_or_movmem): Disable 512bit loops
1857 for targets that preffer 128bit.
1859 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
1861 * config/i386/i386.c (has_dispatch): Disable for Ryzen.
1863 2017-10-08 Olivier Hainque <hainque@adacore.com>
1865 * config/arm/arm.c (arm_set_return_address): Use MEM_VOLATILE_P
1866 on the target mem instead of RTX_FRAME_RELATED_P on the insn to
1868 (thumb_set_return_address): Likewise.
1870 2017-10-08 Olivier Hainque <hainque@adacore.com>
1872 * common/config/arm/arm-common.c (arm_except_unwind_info):
1873 Handle DWARF2_UNWIND_INFO.
1875 2017-10-07 Michael Collison <michael.collison@arm.com>
1877 * config/aarch64/aarch64.md (*aarch64_reg_<optab>_minus<mode>3):
1880 2017-10-07 Eric Botcazou <ebotcazou@adacore.com>
1882 * builtins.def (BUILT_IN_SETJMP): Declare as library builtin instead
1883 of GCC builtin if DONT_USE_BUILTIN_SETJMP is defined.
1884 * except.c (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is
1885 defined, force the creation of a new block for a dispatch label.
1887 2017-10-07 Jan Hubicka <hubicka@ucw.cz>
1889 * invoke.texi (Wsuggest-attribute=cold): Document.
1890 * common.opt (Wsuggest-attribute=cold): New
1891 * ipa-pure-const.c (warn_function_cold): New function.
1892 * predict.c (compute_function_frequency): Use it.
1893 * predict.h (warn_function_cold): Declare.
1895 2017-10-06 Jan Hubicka <hubicka@ucw.cz>
1897 * tree-switch-conversion.c (do_jump_if_equal, emit_cmp_and_jump_insns):
1900 2017-10-06 Martin Liska <mliska@suse.cz>
1902 * sanopt.c (struct sanopt_tree_triplet_hash): Remove inline
1903 keyword for member functions.
1904 (struct sanopt_tree_couple): New struct.
1905 (struct sanopt_tree_couple_hash): New function.
1906 (struct sanopt_ctx): Add new hash_map.
1907 (has_dominating_ubsan_ptr_check): New function.
1908 (record_ubsan_ptr_check_stmt): Likewise.
1909 (maybe_optimize_ubsan_ptr_ifn): Likewise.
1910 (sanopt_optimize_walker): Handle IFN_UBSAN_PTR.
1911 (pass_sanopt::execute): Handle also SANITIZE_POINTER_OVERFLOW.
1913 2017-10-06 Sudakshina Das <sudi.das@arm.com>
1916 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Only call
1917 aarch64_simd_valid_immediate on CONST_VECTORs.
1918 (aarch64_reg_or_bic_imm): Likewise.
1920 2017-10-06 Wilco Dijkstra <wdijkstr@arm.com>
1922 PR rtl-optimization/82396
1923 * haifa-sched.c (ready_sort_real): Disable qsort checking.
1925 2017-10-06 Sebastian Pop <sebpop@gmail.com>
1927 * graphite-dependences.c (scop_get_reads): Move code to...
1928 (scop_get_must_writes): Move code to...
1929 (scop_get_may_writes): Move code to...
1930 (scop_get_reads_and_writes): ... here.
1931 (scop_get_dependences): Call scop_get_reads_and_writes.
1933 2017-10-06 Jakub Jelinek <jakub@redhat.com>
1935 PR tree-optimization/82434
1936 * fold-const.h (can_native_encode_type_p,
1937 can_native_encode_string_p): Remove.
1938 * fold-const.c (native_encode_int): Formatting fixes. If ptr is NULL,
1939 don't encode anything, just return what would be otherwise returned.
1940 (native_encode_fixed, native_encode_complex, native_encode_vector):
1942 (native_encode_string): Likewise. Inline by hand
1943 can_native_encode_string_p.
1944 (can_native_encode_type_p): Remove.
1945 (can_native_encode_string_p): Remove.
1946 * tree-vect-stmts.c (vectorizable_store): Instead of testing just
1947 STRING_CSTs using can_native_encode_string_p, test all
1948 CONSTANT_CLASS_P values using native_encode_expr with NULL ptr.
1949 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Remove last
1950 argument from native_encode_expr.
1951 (rhs_valid_for_store_merging_p): Use native_encode_expr with NULL ptr.
1952 (pass_store_merging::execute): Don't unnecessarily look for 3 stmts,
1955 2017-10-06 Richard Biener <rguenther@suse.de>
1957 PR tree-optimization/82397
1958 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use
1959 operand_equal_p but rely on data_ref_compare_tree for detecting
1961 (vect_analyze_data_ref_accesses): Use data_ref_compare_tree
1962 to match up with dr_group_sort_cmp.
1964 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1967 * config/s390/s390-builtins.def (s390_vfi): Define new overloaded
1969 * config/s390/s390-builtin-types.def: Regenerate.
1971 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1974 * config/s390/s390-builtin-types.def: Regenerate.
1975 * config/s390/s390-builtins.def (s390_vfmaxdb_4, s390_vfmindb_4):
1976 Change flag from B_VXE to B_VX.
1977 (s390_vec_min_dbl): Remove B_VXE flag.
1979 2017-10-06 Richard Biener <rguenther@suse.de>
1981 * graphite-isl-ast-to-gimple.c: Include ssa.h and tree-ssa.h.
1982 (translate_isl_ast_to_gimple::translate_pending_phi_nodes,
1983 translate_isl_ast_to_gimple::is_valid_rename,
1984 translate_isl_ast_to_gimple::get_rename,
1985 translate_isl_ast_to_gimple::get_def_bb_for_const,
1986 translate_isl_ast_to_gimple::get_new_name,
1987 translate_isl_ast_to_gimple::collect_all_ssa_names,
1988 translate_isl_ast_to_gimple::copy_loop_phi_args,
1989 translate_isl_ast_to_gimple::collect_all_ssa_names,
1990 translate_isl_ast_to_gimple::copy_loop_phi_args,
1991 translate_isl_ast_to_gimple::copy_loop_phi_nodes,
1992 translate_isl_ast_to_gimple::add_close_phis_to_merge_points,
1993 translate_isl_ast_to_gimple::add_close_phis_to_outer_loops,
1994 translate_isl_ast_to_gimple::copy_loop_close_phi_args,
1995 translate_isl_ast_to_gimple::copy_loop_close_phi_nodes,
1996 translate_isl_ast_to_gimple::copy_cond_phi_args,
1997 translate_isl_ast_to_gimple::copy_cond_phi_nodes,
1998 translate_isl_ast_to_gimple::edge_for_new_close_phis,
1999 translate_isl_ast_to_gimple::add_phi_arg_for_new_expr,
2000 translate_isl_ast_to_gimple::rename_uses,
2001 translate_isl_ast_to_gimple::rename_all_uses): Remove.
2002 (translate_isl_ast_to_gimple::get_rename_from_scev): Simplify.
2003 (set_rename_for_each_def): Likewise.
2004 (graphite_copy_stmts_from_block): Handle debug stmt resetting
2005 here. Handle rewriting SCEV analyzable uses here.
2006 (copy_bb_and_scalar_dependences): Generate code for PHI
2008 (graphite_regenerate_ast_isl): Adjust.
2009 * graphite-scop-detection.c (trivially_empty_bb_p): Move to sese.[ch].
2010 (add_write, add_read): New functions.
2011 (build_cross_bb_scalars_def): Use it and simplify.
2012 (build_cross_bb_scalars_use): Likewise.
2013 (graphite_find_cross_bb_scalar_vars): Inline into...
2014 (try_generate_gimple_bb): ...here. Add dependences for PHIs,
2015 simulating out-of-SSA. Compute liveout and add dependencies.
2016 (build_scops): Force an empty entry block.
2017 * sese.h (sese_info_t::liveout, sese_info_t::debug_liveout): New
2019 (sese_build_liveouts): Declare.
2020 (sese_trivially_empty_bb_p): Likewise.
2021 * sese.c (sese_build_liveouts_bb): Properly handle PHIs,
2022 compute liveout and debug_liveout.
2023 (sese_bad_liveouts_use): Remove.
2024 (sese_reset_debug_liveouts_bb): Likewise.
2025 (sese_reset_debug_liveouts): Rewrite in terms of debug_liveout.
2026 (sese_build_liveouts): Build liveout and debug_liveout and store
2028 (new_sese_info): Adjust.
2029 (free_sese_info): Likewise.
2030 (sese_insert_phis_for_liveouts): Reset debug stmts from here,
2031 do not build liveout here.
2032 (move_sese_in_condition): Adjust region entry.
2033 (scev_analyzable_p): Match up with chrec_apply requirements.
2034 (sese_trivially_empty_bb_p): New.
2035 * tree-into-ssa.c (get_reaching_def): Properly support generating
2036 default-defs for incremental rewrite of anonymous names.
2038 2017-10-06 Richard Biener <rguenther@suse.de>
2040 * graphite-sese-to-poly.c (extract_affine): For casts increasing
2041 precision do not perform modulo reduction.
2043 2017-10-06 Richard Biener <rguenther@suse.de>
2045 PR tree-optimization/82436
2046 * tree-vect-slp.c (vect_supported_load_permutation_p): More
2047 conservatively choose the vectorization factor when checking
2048 whether we can perform the required load permutation.
2049 (vect_transform_slp_perm_load): Assert when we may not fail.
2051 2017-10-05 Segher Boessenkool <segher@kernel.crashing.org>
2053 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Correct error
2054 message for incompatible -msdata=* and -mcall-* options.
2056 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
2058 * config/i386/i386.c (ia32_multipass_dfa_lookahead): Default to issue
2059 rate for post-reload scheduling.
2061 2017-10-05 Tamar Christina <tamar.christina@arm.com>
2063 * doc/sourcebuild.texi (vect_sizes_16B_8B, vect_sizes_32B_16B): New.
2065 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
2067 * config/i386/i386.c (znver1_cost): Set branch_cost to 3 (instead of 2)
2068 to improve monte carlo in scimark.
2070 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
2072 * config/i386/i386.c (ix86_size_cost, i386_cost, i486_cost,
2073 pentium_cost, lakemont_cost, pentiumpro_cost, geode_cost, k6_cost,
2074 athlon_cost, k8_cost, amdfam10_cost, btver1_cost, btver2_cost,
2075 pentium4_cost, nocona_cost): Set reassociation width to 1.
2076 (bdver1_cost, bdver2_cost, bdver3_cost, bdver4_cost): Set reassociation
2077 width to 2 for fp operations and 1 otherwise.
2078 (znver1_cost): Set scalar reassoc width to 4 and vector to 3 and 6
2080 (atom_cost): Set reassociation width to 2.
2081 (slm_cost, generic_cost): Set fp reassociation width
2082 to 2 and 1 otherwise.
2083 (intel_cost): Set fp reassociation width to 4 and 1 otherwise.
2084 (core_cost): Set fp reassociation width to 4 and vector to 2.
2085 (ix86_reassociation_width): Rewrite using cost table; special case
2086 plus/minus on Zen; honor X86_TUNE_SSE_SPLIT_REGS
2087 and TARGET_AVX128_OPTIMAL.
2088 * config/i386/i386.h (processor_costs): Add
2089 reassoc_int, reassoc_fp, reassoc_vec_int, reassoc_vec_fp.
2090 (TARGET_VECTOR_PARALLEL_EXECUTION, TARGET_REASSOC_INT_TO_PARALLEL,
2091 TARGET_REASSOC_FP_TO_PARALLEL): Remove.
2092 * x86-tune.def (X86_TUNE_REASSOC_INT_TO_PARALLEL): Remove.
2093 (X86_TUNE_REASSOC_FP_TO_PARALLEL): Remove.
2094 (X86_TUNE_VECTOR_PARALLEL_EXECUTION): Remove.
2096 2017-10-05 Nathan Sidwell <nathan@acm.org>
2098 * doc/invoke.texi (Wparentheses): Document C++ MVP behaviour.
2100 2017-10-05 Tamar Christina <tamar.christina@arm.com>
2102 * config/arm/arm.c (arm_test_fpu_data): New.
2103 (arm_run_selftests): Call arm_test_fpu_data.
2105 2017-10-04 Nathan Sidwell <nathan@acm.org>
2107 * toplev.c (toplev::main): Remove excess parens on pretty_printer
2109 * caller-save.c (insert_save): Remove excess parens on TO_SAVE parm.
2111 2017-10-04 Sudakshina Das <sudi.das@arm.com>
2113 * config/aarch64/aarch64-protos.h (enum simd_immediate_check): New
2114 check type for aarch64_simd_valid_immediate.
2115 (aarch64_output_simd_mov_immediate): Update prototype.
2116 (aarch64_simd_valid_immediate): Update prototype.
2117 * config/aarch64/aarch64-simd.md (orr<mode>3): modified pattern to add
2118 support for ORR-immediate.
2119 (and<mode>3): modified pattern to add support for BIC-immediate.
2120 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Function
2121 now checks for valid immediate for BIC and ORR based on new enum
2123 (aarch64_output_simd_mov_immediate): Function now used to output
2124 BIC/ORR imm as well based on new enum argument.
2125 * config/aarch64/constraints.md (Do): New vector immediate constraint.
2127 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): New predicate.
2128 (aarch64_reg_or_bic_imm): Likewise.
2130 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2132 * config/s390/vx-builtins.md ("vec_mergeh<mode>")
2133 ("vec_mergel<mode>"): Change mode iterator to V_128_NOSINGLE.
2135 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
2139 PR rtl-optimization/82396
2140 * haifa-sched.c (autopref_multipass_init): Simplify
2142 (autopref_rank_data): Simplify sort order.
2143 * sched-int.h (autopref_multipass_data_): Remove
2144 multi_mem_insn_p, min_offset and max_offset.
2146 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2148 * doc/sourcebuild.texi: Document vect_peeling_profitable.
2150 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2152 * doc/sourcebuild.texi: Document vect_intdouble_cvt and
2155 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2157 * doc/sourcebuild.texi: Document vect_long_mult.
2159 2017-10-04 Richard Sandiford <richard.sandiford@linaro.org>
2161 PR tree-optimization/82413
2162 * fold-const.c (build_range_check): Use widest_int when comparing
2163 the maximum ETYPE value with HIGH.
2165 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
2167 PR rtl-optimization/82396
2168 * haifa-sched.c (autopref_multipass_init): Simplify
2170 (autopref_rank_data): Simplify sort order.
2171 * sched-int.h (autopref_multipass_data_): Remove
2172 multi_mem_insn_p, min_offset and max_offset.
2174 2017-10-04 Jakub Jelinek <jakub@redhat.com>
2176 PR tree-optimization/82381
2177 * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different
2178 oeN->rank first. Return 1 or -1 if one op is SSA_NAME and the other
2181 PR tree-optimization/82374
2182 * omp-low.c (create_omp_child_function): Copy DECL_ATTRIBUTES,
2183 DECL_FUNCTION_SPECIFIC_OPTIMIZATION,
2184 DECL_FUNCTION_SPECIFIC_TARGET and DECL_FUNCTION_VERSIONED from
2185 current_function_decl to the new decl.
2187 2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2189 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new
2190 helper macro for IEEE float128 hardware built-in functions.
2191 (SQRTF128_ODD): Add built-in functions with the round-to-odd
2193 (TRUNCF128_ODD): Likewise.
2194 (ADDF128_ODD): Likewise.
2195 (SUBF128_ODD): Likewise.
2196 (MULF128_ODD): Likewise.
2197 (DIVF128_ODD): Likewise.
2198 (FMAF128_ODD): Likewise.
2199 * config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to
2200 UNSPEC_TRUNC_ROUND_TO_ODD.
2201 (UNSPEC_TRUNC_ROUND_TO_ODD): Likewise.
2202 (UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit
2203 floating point round to odd instructions.
2204 (UNSPEC_SUB_ROUND_TO_ODD): Likewise.
2205 (UNSPEC_MUL_ROUND_TO_ODD): Likewise.
2206 (UNSPEC_DIV_ROUND_TO_ODD): Likewise.
2207 (UNSPEC_FMA_ROUND_TO_ODD): Likewise.
2208 (UNSPEC_SQRT_ROUND_TO_ODD): Likewise.
2209 (trunc<mode>sf2_hw): Change the truncate with round to odd
2210 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD.
2211 (add<mode>3_odd): Add insns for IEEE 128-bit floating point round
2212 to odd hardware instructions.
2213 (sub<mode>3_odd): Likewise.
2214 (mul<mode>3_odd): Likewise.
2215 (div<mode>3_odd): Likewise.
2216 (sqrt<mode>2_odd): Likewise.
2217 (fma<mode>4_odd): Likewise.
2218 (fms<mode>4_odd): Likewise.
2219 (nfma<mode>4_odd): Likewise.
2220 (nfms<mode>4_odd): Likewise.
2221 (trunc<mode>df2_odd): Change the truncate with round to odd
2222 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator
2224 * doc/extend.texi (PowerPC built-in functions): Update documentation
2225 for existing IEEE float128-bit built-in functions. Add built-in
2226 functions that generate the IEEE 128-bit floating point round to
2229 2017-10-03 Segher Boessenkool <segher@kernel.crashing.org>
2231 PR rtl-optimization/77729
2232 * simplify-rtx.c (simplify_binary_operation_1): Delete the (X&C1)|C2
2233 to (X&(C1&~C2))|C2 transformations.
2235 2017-10-03 Martin Jambor <mjambor@suse.cz>
2237 PR tree-optimization/82363
2238 * tree-sra.c (propagate_subaccesses_across_link): In unrecoverable
2239 mismatch, mark lacc written regardless of racc.
2241 2017-10-03 Jakub Jelinek <jakub@redhat.com>
2243 PR tree-optimization/82381
2244 * tree-ssa-reassoc.c (sort_by_operand_rank): Don't check
2245 stmt_to_insert nor wheather SSA_NAMEs are default defs.
2246 Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal,
2247 fallthrough into reassoc_stmt_dominates_stmt_p.
2250 * combine.c (combine_instructions): Don't combine in unreachable
2253 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
2256 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite
2257 function to not use the have_cpu variable. Do not set cpu_index,
2258 rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT
2260 (rs6000_valid_attribute_p): Remove duplicate initializations of
2261 old_optimize and func_optimize.
2262 (rs6000_pragma_target_parse): Call rs6000_activate_target_options ().
2263 (rs6000_activate_target_options): Make global.
2264 * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add
2267 2017-10-02 Jakub Jelinek <jakub@redhat.com>
2269 * tree-dfa.c (get_ref_base_and_extent): Set *pmax_size to -1
2270 if *poffset + *pmax_size overflows in HOST_WIDE_INT.
2271 Set *poffset to 0 and *psize and *pmax_size to -1 if
2272 *poffset + *psize overflows in HOST_WIDE_INT.
2274 PR tree-optimization/82387
2275 PR tree-optimization/82388
2276 PR tree-optimization/82389
2277 * tree-ssa-dse.c (dse_classify_store): Test byte_tracking_enabled
2278 instead of live_bytes non-NULL.
2280 2017-10-02 Georg-Johann Lay <avr@gjlay.de>
2283 * confg/avr/avr.md (*iorhi3.ashift8-ext.zerox): Add "r,r,0"
2286 2017-10-02 Richard Biener <rguenther@suse.de>
2288 * graphite-isl-ast-to-gimple.c (set_codegen_error): With
2289 -fchecking and --param graphite-allow-codegen-errors=0 ICE.
2290 * params.def (PARAM_GRAPHITE_ALLOW_CODEGEN_ERRORS): New param.
2292 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
2294 * tree.h (wi::int_traits <const_tree>::decompose): Assert that the
2295 requested precision matches the type's.
2296 * calls.c (alloc_max_size): Calculate the new candidate size as
2297 a widest_int and use wi::to_widest when comparing it with the
2298 current candidate size.
2299 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Compare with
2300 zero rather than integer_zero_node.
2301 * match.pd: Check for a no-op conversion before using wi::add
2302 rather than after. Use tree_to_uhwi when summing small shift
2303 counts into an unsigned int.
2305 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
2306 Alan Hayward <alan.hayward@arm.com>
2307 David Sherwood <david.sherwood@arm.com>
2310 * config/aarch64/aarch64.h (POINTER_AND_FP_REGS): New reg class.
2311 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2312 * config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle
2313 POINTER_AND_FP_REGS.
2315 2017-10-02 Richard Biener <rguenther@suse.de>
2317 PR tree-optimization/82355
2318 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
2319 a mapping for the enclosing loop but avoid generating one for
2321 (copy_bb_and_scalar_dependences): Remove premature codegen
2322 error on PHIs in blocks duplicated into multiple places.
2323 * graphite-scop-detection.c
2324 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
2325 in the region use it as loop and nest to analyze the DR in.
2326 (try_generate_gimple_bb): Likewise.
2327 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
2328 (add_loop_constraints): For blocks in a loop not in the region
2329 create a dimension with a single iteration.
2330 * sese.h (gbb_loop_at_index): Remove assert.
2332 2017-10-01 Kevin Buettner <kevinb@redhat.com>
2334 * omp-expand.c (adjust_context_scope): New function.
2335 (expand_parallel_call): Call adjust_context_scope.
2337 2017-10-01 Jeff Law <law@redhat.com>
2339 * tree-ssa-dom.c (optimize_stmt): Make this a method within the
2340 dom_opt_dom_walker class with direct access to private members.
2341 Add comments. Call test_for_singularity.
2342 (dom_opt_dom_walker::before_dom_children): Corresponding changes.
2343 (dom_opt_dom_walker::after_dom_children): Do not lazily initialize
2344 m_dummy_cond anymore.
2345 (class dom_opt_dom_walker): Initialize m_dummy_cond member in the
2347 (pass_dominator:execute): Build the dummy_cond here and pass it
2348 to the dom_opt_dom_walker ctor.
2349 (test_for_singularity): New function.
2351 2017-09-30 Krister Walfridsson <krister.walfridsson@gmail.com>
2352 Maya Rashish <coypu@sdf.org>
2354 * config.gcc (*-*-netbsd*): New variable nbsd_tm_file containing
2355 netbsd.h, netbsd-stdint.h, and netbsd-elf.h.
2356 (alpha*-*-netbsd*) Use nbsd_tm_file.
2357 (arm*-*-netbsdelf*) Likewise.
2358 (i[34567]86-*-netbsdelf*) Likewise.
2359 (x86_64-*-netbsd*) Likewise.
2360 (mips*-*-netbsd*) Likewise.
2361 (powerpc-*-netbsd*) Likewise.
2362 (sh*-*-netbsd*) Likewise.
2363 (sparc-*-netbsdelf*) Likewise.
2364 (sparc64-*-netbsd*) Likewise.
2365 (m68k*-*-netbsdelf*) Use nbsd_tm_file and add CHAR_FAST8/SHORT_FAST16
2367 (vax-*-netbsdelf*) Likewise.
2368 * config/netbsd-stdint.h (INT_FAST8_TYPE): Check CHAR_FAST8.
2369 (UINT_FAST8_TYPE) Likewise.
2370 (INT_FAST16_TYPE) Check CHAR_FAST16.
2371 (UINT_FAST16_TYPE) Likewise.
2373 2017-09-30 Jakub Jelinek <jakub@redhat.com>
2376 * config/i386/i386.md
2377 (TARGET_USE_8BIT_IDIV zext divmodsi4 splitter): New define_split.
2378 (divmodsi4_zext_1, divmodsi4_zext_2, *divmodsi4_zext_1,
2379 *divmodsi4_zext_2): New define_insn_and_split.
2380 (*divmodsi4_noext_zext_1, *divmodsi4_noext_zext_2): New define_insn.
2381 (TARGET_USE_8BIT_IDIV zext udivmodsi4 splitter): New define_split.
2382 (udivmodsi4_zext_1, udivmodsi4_zext_2, *udivmodsi4_zext_1,
2383 *udivmodsi4_zext_2, *udivmodsi4_pow2_zext_1, *udivmodsi4_pow2_zext_2):
2384 New define_insn_and_split.
2385 (*udivmodsi4_noext_zext_1, *udivmodsi4_noext_zext_2): New define_insn.
2386 * config/i386/i386.c (ix86_split_idivmod): Handle operands[0] or
2387 operands[1] having DImode when mode is SImode.
2389 * config/i386/i386.c (ix86_split_idivmod): Use mode instead of
2390 always SImode for DIV and MOD in REG_EQUAL notes.
2392 2017-09-29 Yury Gribov <tetra2005@gmail.com>
2395 * match.pd: Fix handling of NaNs in pattern.
2397 2017-09-29 Jeff Law <law@redhat.com>
2399 * sbitmap.c (bitmap_bit_in_range_p): New function.
2400 * sbitmap.h (bitmap_bit_in_range_p): Prototype.
2401 * tree-ssa-dse.c (live_bytes_read): New function.
2402 (dse_classify_store): Ignore reads of dead bytes.
2404 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix
2405 typos and whitespace errors.
2406 * config/i386/predicates.md (address_no_seg_operand): Likewise.
2407 * config/s390/s390.c (s390_emit_prologue): Likewise.
2409 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
2412 * ira-costs.c (scan_one_insn): Don't take into account PIC equiv
2413 with a symbol for LRA.
2415 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
2417 PR rtl-optimization/82338
2418 * lra-constraints.c (inherit_in_ebb): Check usage_insns check.
2420 2017-09-29 Alexander Monakov <amonakov@ispras.ru>
2422 * genmodes.c (calc_wider_mode): Suppress qsort macro.
2423 * system.h [CHECKING_P] (qsort): Redirect to qsort_chk.
2424 (qsort_chk): Declare.
2425 * vec.c [CHECKING_P] (qsort_chk_error): New static function.
2426 (qsort_chk): New function.
2428 2017-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2430 PR tree-optimization/82337
2431 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
2432 phi definition if the PHI result appears in an abnormal PHI.
2433 (find_basis_for_base_expr): Don't record a basis if the LHS of the
2434 basis appears in an abnormal PHI.
2436 2017-09-29 Richard Biener <rguenther@suse.de>
2438 * graphite-isl-ast-to-gimple.c
2439 (translate_isl_ast_to_gimple::set_codegen_error): New function.
2440 (binary_op_to_tree): Use it.
2441 (get_rename_from_scev): Likewise.
2442 (copy_loop_phi_nodes): Likewise.
2443 (copy_bb_and_scalar_dependences): Likewise.
2444 (translate_pending_phi_nodes): Likewise.
2446 2017-09-29 Jakub Jelinek <jakub@redhat.com>
2449 * config/i386/i386.md (*movdi_internal peephole2): New -Os peephole
2450 for movabsq $(i32 << shift), r64.
2452 2017-09-28 Uros Bizjak <ubizjak@gmail.com>
2454 * config/i386/i386.c (ix86_print_operand_address_as): Do not check
2455 index when encoding %esp as %rsp to avoid 0x67 prefix.
2457 2017-09-28 Sergey Shalnov <Sergey.Shalnov@intel.com>
2459 * config/i386/i386.md (*movsf_internal, *movdf_internal):
2460 Return 256-bit AVX modes for TARGET_PREFER_AVX256.
2462 2017-09-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
2464 * config/arm/arm.c (arm_option_override): Forbid ARMv8-M Security
2465 Extensions with more than 16 double VFP registers.
2466 (cmse_nonsecure_entry_clear_before_return): Remove second entry of
2467 to_clear_mask and all code related to it. Replace the remaining
2468 entry by a sbitmap and adapt code accordingly.
2470 2017-09-28 Henry Linjamäki <henry.linjamaki@parmance.com>
2472 * brig-builtins.def: Change pure attributes to const.
2474 2017-09-28 Joseph Myers <joseph@codesourcery.com>
2476 * config.gcc (default_gnu_indirect_function): Default to yes for
2477 sparc*-*-linux* with glibc.
2479 2017-09-28 Joseph Myers <joseph@codesourcery.com>
2481 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor)
2482 (aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section
2483 when creating .init_array and .fini_array sections with priority
2486 2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
2489 * config/aarch64/aarch64.c
2490 (aarch64_builtin_support_vector_misalignment): Always return false
2491 when misalignment is unknown.
2493 2017-09-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2495 * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Revise
2496 this function to return false if the definition used by the swap
2497 instruction is artificial, or if the memory address from which the
2498 constant value is loaded is not represented by a base address held
2499 in a register or if the base address register is a frame or stack
2500 pointer. Additionally, return false if the base address of the
2501 loaded constant is a SYMBOL_REF but is not considered to be a
2503 (replace_swapped_load_constant): New function.
2504 (rs6000_analyze_swaps): Add a new pass to replace a swap of a
2505 loaded constant vector with a load of a swapped constant vector.
2507 2017-09-27 Carl Love <cel@us.ibm.com>
2509 * config/rs6000/rs6000-builtin.def (BU_FP_1MISC_1): Add define macro.
2510 (FCTID, FCTIW): Add BU_FP_MISC_1 macro expansion for builtins.
2511 * config/rs6000/rs6000.md (lrintsfsi2): Add define_insn for the
2514 2017-09-27 Alexander Monakov <amonakov@ispras.ru>
2516 * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
2517 first, always call autopref_rank_data otherwise.
2519 2017-09-27 Richard Biener <rguenther@suse.de>
2521 * graphite-scop-detection.c (find_scop_parameters): Move
2522 loop bound handling ...
2523 (gather_bbs::before_dom_children): ... here, avoiding the need
2524 to build scop_info->loop_nest.
2525 (record_loop_in_sese): Remove.
2526 * sese.h (sese_info_t::loop_nest): Remove.
2527 * sese.c (new_sese_info): Do not allocate loop_nest.
2528 (free_sese_info): Do not free loop_nest.
2530 2017-09-27 Jakub Jelinek <jakub@redhat.com>
2533 * gimplify.c (gimplify_modify_expr): Don't optimize away zero sized
2534 lhs from calls if the lhs has addressable type.
2536 2017-09-27 Richard Biener <rguenther@suse.de>
2538 * graphite.h (scop::max_alias_set): New member.
2539 * graphite-scop-detection.c: Remove references to non-existing
2540 --param in comments.
2541 (build_alias_sets): Record the maximum alias set used for drs.
2542 (build_scops): Support zero as unlimited for
2543 --param graphite-max-arrays-per-scop.
2544 * graphite-sese-to-poly.c (add_scalar_version_numbers): Remove
2546 (build_poly_sr_1): ... here. Compute alias set based on the
2547 maximum alias set used for drs rather than
2548 PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP
2550 2017-09-27 Richard Biener <rguenther@suse.de>
2552 * graphite-optimize-isl.c (get_schedule_for_node_st): Allow
2553 --param loop-block-tile-size=0 to disable tiling.
2555 2017-09-27 Richard Biener <rguenther@suse.de>
2557 * doc/invoke.texi (graphite-max-bbs-per-function): Remove.
2558 (graphite-max-nb-scop-params): Document special value zero.
2559 * domwalk.h (dom_walker::STOP): New symbolical constant.
2560 (dom_walker::dom_walker): Add optional parameter for bb to
2562 (dom_walker::~dom_walker): Declare.
2563 (dom_walker::before_dom_children): Document STOP return value.
2564 (dom_walker::m_user_bb_to_rpo): New member.
2565 (dom_walker::m_bb_to_rpo): Likewise.
2566 * domwalk.c (dom_walker::dom_walker): Compute bb to RPO
2567 mapping here if not provided by the user.
2568 (dom_walker::~dom_walker): Free bb to RPO mapping if not
2569 provided by the user.
2570 (dom_walker::STOP): Define.
2571 (dom_walker::walk): Do not compute bb to RPO mapping here.
2572 Support STOP return value from before_dom_children to stop
2574 * graphite-optimize-isl.c (optimize_isl): If the schedule
2575 is the same still generate code if -fgraphite-identity
2576 or -floop-parallelize-all are given.
2577 * graphite-scop-detection.c: Include cfganal.h.
2578 (gather_bbs::gather_bbs): Get and pass through bb to RPO
2580 (gather_bbs::before_dom_children): Return STOP for BBs
2582 (build_scops): Compute bb to RPO mapping and pass it to
2583 the domwalk. Treat --param graphite-max-nb-scop-params=0
2584 as not limiting the number of params.
2585 * graphite.c (graphite_initialize): Remove limit on the
2586 number of basic-blocks in a function.
2587 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Remove.
2588 (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Adjust to documented
2589 default value of 10.
2591 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2593 * config/rs6000/vsx.md (peephole for optimizing move SF to GPR):
2594 Adjust code to eliminate needing to do the shift right 32-bits
2595 operation after XSCVDPSPN.
2597 2017-09-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2599 * match.pd ((X / Y) == 0 -> X < Y): New pattern.
2600 ((X / Y) != 0 -> X >= Y): Likewise.
2602 2017-09-26 Carl Love <cel@us.ibm.com>
2604 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VEC_XL_LEN_R,
2605 P9V_BUILTIN_VEC_XST_LEN_R): Add support for builtins
2606 vector unsigned char vec_xl_len_r (unsigned char *, size_t);
2607 void vec_xst_len_r (vector unsigned char, unsigned char *, size_t);
2608 * config/rs6000/altivec.h (vec_xl_len_r, vec_xst_len_r): Add defines.
2609 * config/rs6000/rs6000-builtin.def (XL_LEN_R, XST_LEN_R): Add
2610 definitions and overloading.
2611 * config/rs6000/rs6000.c (altivec_expand_builtin): Add case
2612 statement for P9V_BUILTIN_XST_LEN_R.
2613 (altivec_init_builtins): Add def_builtin for P9V_BUILTIN_STXVLL.
2614 * config/rs6000/vsx.md (lxvll, stxvll, xl_len_r, xst_len_r): Add
2615 define_expand and define_insn for the instructions and builtins.
2616 * doc/extend.texi: Update the built-in documentation file for the new
2618 * config/rs6000/altivec.md (altivec_lvsl_reg, altivec_lvsr_reg): Add
2619 define_insn for the instructions
2621 2017-09-26 Krister Walfridsson <krister.walfridsson@gmail.com>
2624 * gcc/config/netbsd-protos.h: New file.
2625 * gcc/config/netbsd.c: New file.
2626 * gcc/config/netbsd.h (SUBTARGET_INIT_BUILTINS): Define.
2627 * gcc/config/t-netbsd: New file.
2628 * gcc/config.gcc (tm_p_file): Add netbsd-protos.h.
2629 (tmake_file) Add t-netbsd.
2630 (extra_objs) Add netbsd.o.
2632 2017-09-26 Janus Weil <janus@gcc.gnu.org>
2636 * doc/sourcebuild.texi: Document fortran_real_10 and fortran_real_16.
2638 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2640 * config/rs6000/rs6000.md (extendsi<mode>2): Add a splitter to do
2641 sign extension from a vector register to a GPR by doing a 32-bit
2642 direct move and then an EXTSW.
2643 (extendsi<mode>2 splitter): Likewise.
2644 (movsi_from_sf): Adjust code to eliminate doing a 32-bit shift
2645 right or vector extract after doing XSCVDPSPN. Use
2646 zero_extendsidi2 instead of p8_mfvsrd_4_disf to move the value to
2648 (movdi_from_sf_zero_ext): Likewise.
2649 (reload_gpr_from_vsxsf): Likewise.
2650 (p8_mfvsrd_4_disf): Delete, no longer used.
2651 (movsi_from_df): Optimize converting a DFmode to a SFmode, and
2652 then needing to move the SFmode to a GPR to use the XSCVDPSP
2653 instruction instead of FRSP and XSCVDPSPN.
2654 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Move insn so that
2655 it is adjacent to the other XSCVSPDP insns.
2656 (vsx_xscvdpsp_scalar): Use "ww" constraint instead of "f" to allow
2657 SFmode to be in traditional Altivec registers.
2658 (vsx_xscvdpspn): Eliminate useless alternative constraint.
2659 (vsx_xscvspdpn): Likewise.
2660 (vsx_xscvspdpn_scalar): Likewise.
2662 2017-09-26 Martin Jambor <mjambor@suse.cz>
2664 * tree-sra.c (compare_access_positions): Put integral types first,
2665 stabilize sorting of integral types, remove conditions putting
2666 non-full-precision integers last.
2667 (sort_and_splice_var_accesses): Disable scalarization if a
2668 non-integert would be represented by a non-full-precision integer.
2670 2017-09-26 Joseph Myers <joseph@codesourcery.com>
2672 * config/microblaze/linux.h (TARGET_ASM_FILE_END): Likewise.
2673 * config/pa/pa.h (NEED_INDICATE_EXEC_STACK): Likewise.
2674 * config/pa/pa-linux.h (NEED_INDICATE_EXEC_STACK): Likewise.
2675 * config/pa/pa.c (pa_hpux_file_end): Rename to pa_file_end.
2676 Define unconditionally, with [ASM_OUTPUT_EXTERNAL_REAL]
2677 conditionals inside the function instead of around it. Call
2678 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK.
2679 (TARGET_ASM_FILE_END): Define unconditionally to pa_file_end.
2681 2017-09-26 Richard Biener <rguenther@suse.de>
2683 * graphite-scop-detection.c (scop_detection::build_scop_depth): Rewrite,
2685 (scop_detection::build_scop_breadth): ... this. Removed.
2686 (scop_detection::loop_is_valid_in_scop): Fold into single caller.
2687 (scop_detection::harmful_stmt_in_bb): Likewise.
2688 (scop_detection::graphite_can_represent_stmt): Likewise.
2689 (scop_detection::loop_body_is_valid_scop): Likewise. Remove recursion.
2690 (scop_detection::can_represent_loop): Remove recursion, fold in ...
2691 (scop_detection::can_represent_loop_1): ... this. Removed.
2692 (scop_detection::harmful_loop_in_region): Simplify after inlining
2693 the above and remove more quadraticness.
2694 (build_scops): Adjust.
2695 * tree-data-ref.c (loop_nest_has_data_refs): Remove pointless
2698 2017-09-26 Jakub Jelinek <jakub@redhat.com>
2701 * config/i386/i386.c (ix86_print_operand_address_as): Only test
2702 REGNO (base) == SP_REG if base is a REG.
2705 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time
2706 if it is different SSA_NAME.
2707 (optimize_range_tests_cmp_bitwise): New function.
2708 (optimize_range_tests): Call it.
2710 2017-09-26 Richard Biener <rguenther@suse.de>
2712 PR tree-optimization/82321
2713 * graphite.c (canonicalize_loop_closed_ssa): Properly check
2714 for the def being inside the loop.
2716 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2718 * config/s390/vx-builtins.md ("vmslg"): Add missing operand in
2720 * config/s390/s390-builtins.def: Fix constraint on op4.
2722 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2724 * config/s390/s390.c (s390_expand_vec_compare): Use the new mode
2725 independent expanders.
2726 * config/s390/vector.md ("vec_cmpuneq", "vec_cmpltgt")
2727 ("vec_ordered", "vec_unordered"): New expanders.
2729 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2731 * config/s390/s390.c (s390_preferred_simd_mode): Return V4SFmode
2734 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2736 * config/s390/vector.md ("vec_unpacks_low_v16qi"): Rename to
2737 vec_unpacks_lo_v16qi.
2738 ("vec_unpacku_low_v16qi"): Rename to vec_unpacku_lo_v16qi.
2740 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2742 * config/s390/vector.md ("vec_unpacks_lo_v4sf")
2743 ("vec_unpacks_hi_v4sf", "vec_unpacks_lo_v2df")
2744 ("vec_unpacks_hi_v2df", "vec_pack_trunc_v2df"): New expanders.
2746 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2748 * config/s390/predicates.md ("const_shift_by_byte_operand"): New
2750 * config/s390/vector.md ("*vec_srb<mode>"): Change modes to V_128
2752 ("*vec_slb<mode>"): New insn pattern.
2753 ("vec_shr_<mode>"): New expander.
2754 * config/s390/vx-builtins.md ("vec_slb<mode>"): Turn into expander
2755 and force the shift count operand to V16QImode.
2756 ("vec_srb<mode>"): Set shift count mode to V16QI.
2758 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2760 * config/s390/vector.md ("vec_widen_umult_lo_<mode>")
2761 ("vec_widen_umult_hi_<mode>", "vec_widen_smult_lo_<mode>")
2762 ("vec_widen_smult_hi_<mode>"): New expander definitions.
2764 2017-09-26 Richard Earnshaw <rearnsha@arm.com>
2767 * config/arm/arm.h (DRIVER_SELF_SPECS): Separate sub-rules with commas.
2769 2017-09-26 Richard Biener <rguenther@suse.de>
2771 PR tree-optimization/82320
2772 * tree-ssa-sccvn.c (set_ssa_val_to): Changing undef to undef
2775 2017-09-25 Jeff Law <law@redhat.com>
2777 * config/rs6000/rs6000-protos.h (output_probe_stack_range): Update
2778 prototype for new argument.
2779 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack_1): New function,
2780 mostly extracted from rs6000_emit_allocate_stack.
2781 (rs6000_emit_probe_stack_range_stack_clash): New function.
2782 (rs6000_emit_allocate_stack): Call
2783 rs6000_emit_probe_stack_range_stack_clash as needed.
2784 (rs6000_emit_probe_stack_range): Add additional argument
2785 to call to gen_probe_stack_range{si,di}.
2786 (output_probe_stack_range): New.
2787 (output_probe_stack_range_1): Renamed from output_probe_stack_range.
2788 (output_probe_stack_range_stack_clash): New.
2789 (rs6000_emit_prologue): Emit notes into dump file as requested.
2790 * rs6000.md (allocate_stack): Handle -fstack-clash-protection.
2791 (probe_stack_range<P:mode>): Operand 0 is now early-clobbered.
2792 Add additional operand and pass it to output_probe_stack_range.
2794 2017-09-25 Bin Cheng <bin.cheng@arm.com>
2796 PR tree-optimization/82163
2797 * tree-ssa-loop-manip.h (verify_loop_closed_ssa): New parameter.
2798 (checking_verify_loop_closed_ssa): New parameter.
2799 * tree-ssa-loop-manip.c (check_loop_closed_ssa_use): Delete.
2800 (check_loop_closed_ssa_stmt): Delete.
2801 (check_loop_closed_ssa_def, check_loop_closed_ssa_bb): New functions.
2802 (verify_loop_closed_ssa): Check loop closed ssa form for LOOP.
2803 (tree_transform_and_unroll_loop): Check loop closed ssa form only for
2806 2017-09-25 Pekka Jaaskelainen <pekka@parmance.com>
2808 * brig-builtins.def: Treat HSAIL barrier builtins as
2809 setjmp/longjump style functions.
2811 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
2813 * target.def (constant_alignment): New hook.
2814 * defaults.h (CONSTANT_ALIGNMENT): Delete.
2815 * doc/tm.texi.in (CONSTANT_ALIGNMENT): Replace with...
2816 (TARGET_CONSTANT_ALIGNMENT): ...this new hook.
2817 * doc/tm.texi: Regenerate.
2818 * targhooks.h (default_constant_alignment): Declare.
2819 (constant_alignment_word_strings): Likewise.
2820 * targhooks.c (default_constant_alignment): New function.
2821 (constant_alignment_word_strings): Likewise.
2822 * builtins.c (get_object_alignment_2): Use targetm.constant_alignment
2823 instead of CONSTANT_ALIGNMENT.
2824 * varasm.c (align_variable, get_variable_align, build_constant_desc)
2825 (force_const_mem): Likewise.
2826 * config/aarch64/aarch64.h (CONSTANT_ALIGNMENT): Delete.
2827 * config/aarch64/aarch64.c (aarch64_constant_alignment): New function.
2828 (aarch64_classify_address): Call it instead of CONSTANT_ALIGNMENT.
2829 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2830 * config/alpha/alpha.h (CONSTANT_ALIGNMENT): Delete commented-out
2832 * config/arc/arc.h (CONSTANT_ALIGNMENT): Delete.
2833 * config/arc/arc.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2834 constant_alignment_word_strings.
2835 * config/arm/arm.h (CONSTANT_ALIGNMENT_FACTOR): Delete.
2836 (CONSTANT_ALIGNMENT): Likewise.
2837 * config/arm/arm.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2838 (arm_constant_alignment): New function.
2839 * config/bfin/bfin.h (CONSTANT_ALIGNMENT): Delete.
2840 * config/bfin/bfin.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2841 constant_alignment_word_strings.
2842 * config/cr16/cr16.h (CONSTANT_ALIGNMENT): Delete.
2843 * config/cr16/cr16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2844 constant_alignment_word_strings.
2845 * config/cris/cris.h (CONSTANT_ALIGNMENT): Delete.
2846 * config/cris/cris.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2847 (cris_constant_alignment): New function.
2848 * config/epiphany/epiphany.h (CONSTANT_ALIGNMENT): Delete.
2849 * config/epiphany/epiphany.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2850 (epiphany_constant_alignment): New function.
2851 * config/fr30/fr30.h (CONSTANT_ALIGNMENT): Delete.
2852 * config/fr30/fr30.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2853 constant_alignment_word_strings.
2854 * config/frv/frv.h (CONSTANT_ALIGNMENT): Delete.
2855 * config/frv/frv.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2856 constant_alignment_word_strings.
2857 * config/ft32/ft32.h (CONSTANT_ALIGNMENT): Delete.
2858 * config/ft32/ft32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2859 constant_alignment_word_strings.
2860 * config/i386/i386.h (CONSTANT_ALIGNMENT): Delete.
2861 * config/i386/i386-protos.h (ix86_constant_alignment): Delete.
2862 * config/i386/i386.c (ix86_constant_alignment): Make static.
2863 Use the same interface as the target hook.
2864 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2865 * config/ia64/ia64.h (CONSTANT_ALIGNMENT): Delete.
2866 * config/ia64/ia64.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2867 constant_alignment_word_strings.
2868 * config/iq2000/iq2000.h (CONSTANT_ALIGNMENT): Delete.
2869 * config/iq2000/iq2000.c (iq2000_constant_alignment): New function.
2870 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2871 * config/lm32/lm32.h (CONSTANT_ALIGNMENT): Delete.
2872 * config/lm32/lm32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2873 constant_alignment_word_strings.
2874 * config/m32r/m32r.h (CONSTANT_ALIGNMENT): Delete.
2875 * config/m32r/m32r.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2876 constant_alignment_word_strings.
2877 * config/mcore/mcore.h (CONSTANT_ALIGNMENT): Delete.
2878 * config/mcore/mcore.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2879 constant_alignment_word_strings.
2880 * config/microblaze/microblaze.h (CONSTANT_ALIGNMENT): Delete.
2881 * config/microblaze/microblaze.c (microblaze_constant_alignment):
2883 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2884 * config/mips/mips.h (CONSTANT_ALIGNMENT): Delete.
2885 * config/mips/mips.c (mips_constant_alignment): New function.
2886 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2887 * config/mmix/mmix.h (CONSTANT_ALIGNMENT): Delete.
2888 * config/mmix/mmix-protos.h (mmix_constant_alignment): Delete.
2889 * config/mmix/mmix.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2890 (mmix_constant_alignment): Make static. Use the same interface
2892 * config/moxie/moxie.h (CONSTANT_ALIGNMENT): Delete.
2893 * config/moxie/moxie.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2894 constant_alignment_word_strings.
2895 * config/nios2/nios2.h (CONSTANT_ALIGNMENT): Delete.
2896 * config/nios2/nios2.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2897 constant_alignment_word_strings.
2898 * config/pa/pa.h (CONSTANT_ALIGNMENT): Delete.
2899 * config/pa/pa.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2900 constant_alignment_word_strings.
2901 * config/powerpcspe/powerpcspe.h (CONSTANT_ALIGNMENT): Delete.
2902 * config/powerpcspe/powerpcspe.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2903 (rs6000_constant_alignment): New function.
2904 * config/riscv/riscv.h (CONSTANT_ALIGNMENT): Delete.
2905 * config/riscv/riscv.c (riscv_constant_alignment): New function.
2906 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2907 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Delete.
2908 * config/rs6000/rs6000.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2909 (rs6000_constant_alignment): New function.
2910 * config/s390/s390.h (CONSTANT_ALIGNMENT): Delete.
2911 * config/s390/s390.c (s390_constant_alignment): New function.
2912 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2913 * config/sh/sh.h (CONSTANT_ALIGNMENT): Delete.
2914 * config/sh/sh.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2915 constant_alignment_word_strings.
2916 * config/sparc/sparc.h (CONSTANT_ALIGNMENT): Delete.
2917 * config/sparc/sparc.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2918 (sparc_constant_alignment): New function.
2919 * config/spu/spu.h (CONSTANT_ALIGNMENT): Delete.
2920 * config/spu/spu.c (spu_constant_alignment): New function.
2921 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2922 * config/stormy16/stormy16.h (CONSTANT_ALIGNMENT): Delete.
2923 * config/stormy16/stormy16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2924 constant_alignment_word_strings.
2925 * config/tilegx/tilegx.h (CONSTANT_ALIGNMENT): Delete.
2926 * config/tilegx/tilegx.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2927 constant_alignment_word_strings.
2928 * config/tilepro/tilepro.h (CONSTANT_ALIGNMENT): Delete.
2929 * config/tilepro/tilepro.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2930 constant_alignment_word_strings.
2931 * config/visium/visium.h (CONSTANT_ALIGNMENT): Delete.
2932 * config/visium/visium.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2933 (visium_constant_alignment): New function.
2934 * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT): Delete.
2935 * config/xtensa/xtensa.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2936 (xtensa_constant_alignment): New function.
2937 * system.h (CONSTANT_ALIGNMENT): Poison.
2939 2017-09-25 Will Schmidt <will_schmidt@vnet.ibm.com>
2941 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2942 for early folding of vector stores (ALTIVEC_BUILTIN_ST_*).
2943 (rs6000_builtin_valid_without_lhs): New helper function.
2944 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2945 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_ST.
2947 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
2949 * target.h (vec_perm_indices): Use unsigned short rather than
2951 (auto_vec_perm_indices): Likewise.
2952 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const_ok):
2953 Use unsigned int rather than unsigned char.
2954 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok): Likewise.
2956 2017-09-25 Richard Biener <rguenther@suse.de>
2958 * cfgloop.h (sort_sibling_loops): Declare.
2959 * cfgloop.c (sort_sibling_loops_cmp): New helper.
2960 (sort_sibling_loops): New function sorting the sibling loop list
2962 * graphite.c (graphite_transform_loops): Sort sibling loops.
2964 2017-09-25 Richard Sandiford <richard.sandifird@linaro.org>
2966 * target.def (vec_perm_const_ok): Change sel parameter to
2968 * optabs-query.c (can_vec_perm_p): Update accordingly.
2969 * doc/tm.texi: Regenerate.
2970 * config/aarch64/aarch64.c (expand_vec_perm_d): Change perm to
2971 auto_vec_perm_indices and remove separate nelt field.
2972 (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip)
2973 (aarch64_evpc_ext, aarch64_evpc_rev, aarch64_evpc_dup)
2974 (aarch64_evpc_tbl, aarch64_expand_vec_perm_const_1)
2975 (aarch64_expand_vec_perm_const): Update accordingly.
2976 (aarch64_vectorize_vec_perm_const_ok): Likewise. Change sel
2977 to vec_perm_indices.
2978 * config/arm/arm.c (expand_vec_perm_d): Change perm to
2979 auto_vec_perm_indices and remove separate nelt field.
2980 (arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev)
2981 (arm_evpc_neon_vtrn, arm_evpc_neon_vext, arm_evpc_neon_vtbl)
2982 (arm_expand_vec_perm_const_1, arm_expand_vec_perm_const): Update
2984 (arm_vectorize_vec_perm_const_ok): Likewise. Change sel
2985 to vec_perm_indices.
2986 * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
2987 sel to vec_perm_indices.
2988 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const_ok): Likewise.
2989 * config/mips/mips.c (mips_vectorize_vec_perm_const_ok): Likewise.
2990 * config/powerpcspe/powerpcspe.c (rs6000_vectorize_vec_perm_const_ok):
2992 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const_ok):
2995 2017-09-25 Pierre-Marie de Rodat <derodat@adacore.com>
2998 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
2999 on the FUNCTION_DECL function context if it has a DIE that is a
3002 2017-09-25 Richard Biener <rguenther@suse.de>
3004 PR tree-optimization/82285
3005 * tree-vect-patterns.c (vect_recog_bool_pattern): Also handle
3008 2017-09-25 Tom de Vries <tom@codesourcery.com>
3012 * config/nvptx/nvptx.c (nvptx_output_call_insn): Add exit after call to
3015 2017-09-25 Richard Biener <rguenther@suse.de>
3017 * graphite-optimize-isl.c (optimize_isl): Fail and dump if
3018 ISL errors other than isl_error_quota happen. Dump if the
3019 schedule is the same.
3020 * graphite-sese-to-poly.c (build_poly_scop): Fail on ISL
3021 errors instead of aborting inside ISL.
3023 2017-09-25 Iain Sandoe <iain@codesourcery.com>
3026 * config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead
3027 of libgcc_eh for m64.
3028 * config/i386/darwin64.h: Likewise.
3030 2017-09-25 Richard Biener <rguenther@suse.de>
3033 * dwarf2out.c (gen_enumeration_type_die): Do not add alignment
3034 attribute for incomplete types nor twice for complete ones.
3036 2017-09-24 Uros Bizjak <ubizjak@gmail.com>
3039 * config/i386/i386.c (ix86_print_operand_address_as): Encode
3040 %esp as %rsp to avoid 0x67 prefix if there is no index or base
3043 2017-09-23 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.opt (mprefer-avx256): Use
3047 ix86_target_flags variable.
3048 * config/i386/i386.c (ix86_target_string): Move
3049 -mprefer-avx256 to flag2_opts.
3051 2017-09-22 Jakub Jelinek <jakub@redhat.com>
3054 * match.pd: Simplify x == -1 & y == -1 into (x & y) == -1
3055 and x != -1 | y != -1 into (x & y) != -1.
3057 2017-09-22 Steve Ellcey <sellcey@cavium.com>
3059 * config.gcc: Add new case statement to set
3060 default_gnu_indirect_function. Remove it from x86_64-*-linux*,
3061 i[34567]86-*, powerpc*-*-linux*spe*, powerpc*-*-linux*, s390-*-linux*,
3062 s390x-*-linux* case statements. Added aarch64 to the list of
3063 supported architectures.
3065 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
3067 PR tree-optimization/82289
3068 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Check
3069 STMT_VINFO_RELEVANT_P.
3071 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
3072 Alan Hayward <alan.hayward@arm.com>
3073 David Sherwood <david.sherwood@arm.com>
3075 * tree-vrp.c (extract_range_from_multiplicative_op_1): Assert
3076 for VR_RANGE only; don't allow VR_ANTI_RANGE.
3077 (extract_range_from_binary_expr_1): Don't call
3078 extract_range_from_multiplicative_op_1 if !range_int_cst_p.
3080 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
3081 Alan Hayward <alan.hayward@arm.com>
3082 David Sherwood <david.sherwood@arm.com>
3084 * target.def (preferred_vector_alignment): New hook.
3085 * doc/tm.texi.in (TARGET_VECTORIZE_PREFERRED_VECTOR_ALIGNMENT): New
3087 * doc/tm.texi: Regenerate.
3088 * targhooks.h (default_preferred_vector_alignment): Declare.
3089 * targhooks.c (default_preferred_vector_alignment): New function.
3090 * tree-vectorizer.h (dataref_aux): Add a target_alignment field.
3092 (DR_TARGET_ALIGNMENT): New macro.
3093 (aligned_access_p): Update commentary.
3094 (vect_known_alignment_in_bytes): New function.
3095 * tree-vect-data-refs.c (vect_calculate_required_alignment): New
3097 (vect_compute_data_ref_alignment): Set DR_TARGET_ALIGNMENT.
3098 Calculate the misalignment based on the target alignment rather than
3100 (vect_update_misalignment_for_peel): Use DR_TARGET_ALIGMENT
3101 rather than TYPE_ALIGN / BITS_PER_UNIT to update the misalignment.
3102 (vect_enhance_data_refs_alignment): Mask the byte misalignment with
3103 the target alignment, rather than masking the element misalignment
3104 with the number of elements in a vector. Also use the target
3105 alignment when calculating the maximum number of peels.
3106 (vect_find_same_alignment_drs): Use vect_calculate_required_alignment
3107 instead of TYPE_ALIGN_UNIT.
3108 (vect_duplicate_ssa_name_ptr_info): Remove stmt_info parameter.
3109 Measure DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT.
3110 (vect_create_addr_base_for_vector_ref): Update call accordingly.
3111 (vect_create_data_ref_ptr): Likewise.
3112 (vect_setup_realignment): Realign by ANDing with
3113 -DR_TARGET_MISALIGNMENT.
3114 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Calculate
3115 the number of peels based on DR_TARGET_ALIGNMENT.
3116 * tree-vect-stmts.c (get_group_load_store_type): Compare the gap
3117 with the guaranteed alignment boundary when deciding whether
3119 (vectorizable_mask_load_store): Interpret DR_MISALIGNMENT
3120 relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT.
3121 (ensure_base_align): Remove stmt_info parameter. Get the
3122 target base alignment from DR_TARGET_ALIGNMENT.
3123 (vectorizable_store): Update call accordingly. Interpret
3124 DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of
3126 (vectorizable_load): Likewise.
3128 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
3129 Alan Hayward <alan.hayward@arm.com>
3130 David Sherwood <david.sherwood@arm.com>
3132 * tree-vectorizer.h (vect_get_scalar_dr_size): New function.
3133 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use it.
3134 (vect_enhance_data_refs_alignment): Likewise.
3136 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
3138 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
3139 error. Only quit immediately if parsing is complete.
3140 (BEGIN): Initialize fatal_err and parse_done.
3141 (begin fpu, end fpu): Check number of arguments.
3142 (begin arch, end arch): Likewise.
3143 (begin cpu, end cpu): Likewise.
3144 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
3145 (optalias): Likewise.
3147 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
3149 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
3150 * config/arm/arm-isa.h: Delete. Move definitions to ...
3151 * arm-cpus.in: ... here. Use new feature and fgroup values.
3152 * config/arm/arm.c (arm_option_override): Use lower case for feature
3154 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
3155 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
3156 * config/arm/parsecpu.awk (END): Add new command 'isa'.
3158 (print_isa_bits_for): New function.
3159 (gen_isa): New function.
3160 (gen_comm_data): Use print_isa_bits_for.
3161 (define feature): New keyword.
3162 (define fgroup): New keyword.
3163 * config/arm/t-arm (TM_H): Remove.
3164 (GTM_H): Add arm-isa.h.
3165 (arm-isa.h): Add rule to generate file.
3166 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
3167 case for feature bit names.
3169 2017-09-22 Richard Biener <rguenther@suse.de>
3171 * graphite-isl-ast-to-gimple.c (graphite_verify): Inline into
3173 (graphite_regenerate_ast_isl): Do not reset SCEV. Move debug
3174 print of no dependency loops ...
3175 * graphite.c (graphite_transform_loops): ... here.
3176 (canonicalize_loop_closed_ssa_form): Work from inner to outer
3178 (same_close_phi_node, remove_duplicate_close_phi,
3179 make_close_phi_nodes_unique, defined_in_loop_p): Fold into ...
3180 (canonicalize_loop_closed_ssa): ... here and simplify.
3181 * graphite-optimize-isl.c: Include tree-vectorizer.h.
3182 (optimize_isl): Use dump_printf_loc to tell when we stopped
3183 optimizing because of an ISL timeout.
3185 2017-09-22 Richard Biener <rguenther@suse.de>
3187 PR tree-optimization/82291
3188 * tree-if-conv.c (predicate_mem_writes): Make sure to
3189 remove writes in blocks predicated with false.
3191 2017-09-22 Richard Biener <rguenther@suse.de>
3193 * sese.c: Include cfganal.h.
3194 (if_region_set_false_region): Remove.
3195 (create_if_region_on_edge): Likewise.
3196 (move_sese_in_condition): Re-implement without destroying
3199 2017-09-22 Richard Biener <rguenther@suse.de>
3201 * graphite-isl-ast-to-gimple.c (translate_pending_phi_nodes):
3202 Verify both BBs contain loop PHI nodes before dispatching to
3204 (graphite_regenerate_ast_isl): Do not recompute dominators,
3205 do not verify three times. Restructure for clarity.
3206 * graphite-scop-detection.c (same_close_phi_node,
3207 remove_duplicate_close_phi, make_close_phi_nodes_unique,
3208 defined_in_loop_p, canonicalize_loop_closed_ssa,
3209 canonicalize_loop_closed_ssa_form): Simplify, remove excess
3210 checking and SSA rewrite, move to ...
3211 * graphite.c: ... here. Include ssa.h and tree-ssa-loop-manip.h.
3212 (graphite_initialize): Do not pass in ctx, do not reset the
3213 SCEV cache, compute only dominators.
3214 (graphite_transform_loops): Allocate ISL ctx after
3215 graphite_initialize. Call canonicalize_loop_closed_ssa_form.
3216 Maintain post-dominators only around build_scops.
3217 * sese.c (if_region_set_false_region): Make static. Free
3218 and recompute dominators.
3219 (move_sese_in_condition): Assert we don't get called with
3220 post-dominators computed.
3221 * sese.h (if_region_set_false_region): Remove.
3223 2017-09-22 Sergey Shalnov <sergey.shalnov@intel.com>
3225 * config/i386/sse.md ("mov<mode>_internal"): Use <sseinsnmode>
3226 mode attribute for TARGET_AVX512VL.
3228 2017-09-21 Sergey Shalnov <sergey.shalnov@intel.com>
3230 * config/i386/i386.opt (mprefer-avx256): New option.
3231 * config/i386/i386.c (ix86_target_string): Add -mprefer-avx256
3233 (ix86_preferred_simd_mode): Return 256-bit AVX modes
3234 for TARGET_PREFER_AVX256.
3235 * doc/invoke.texi (x86 Options): Document -mprefer-avx256.
3237 2017-09-21 Jeff Law <law@redhat.com>
3239 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash):
3240 Fix dump output if the only stack space is for pushed registers.
3242 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
3244 * config/spu/spu.c (spu_sched_adjust_cost): Update after renaming
3247 2017-09-21 Martin Sebor <msebor@redhat.com>
3250 * doc/extend.texi (attribute ifunc): Avoid relying on ill-formed
3251 code (in C++) or code that triggers warnings.
3253 2017-09-21 Eric Botcazou <ebotcazou@adacore.com>
3255 * stor-layout.c (bit_from_pos): Do not distribute the conversion.
3257 2017-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3259 * haifa-sched.c: Rename insn_cost to insn_sched_cost.
3260 * sched-rgn.c: Ditto.
3261 * sel-sched-ir.c: Ditto.
3263 2017-09-21 Alexander Monakov <amonakov@ispras.ru>
3265 * toplev.h (set_random_seed): Adjust return type.
3266 * toplev.c (init_local_tick): Move eager initialization of random_seed
3267 to get_random_seed. Adjust comment.
3268 (init_random_seed): Inline to get_random_seed, delete.
3269 (get_random_seed): Initialize random_seed lazily.
3270 (set_random_seed): Do not return previous value.
3271 (print_switch_value): Do not call get_random_seed.
3273 2017-09-21 Evgeny Kudryashov <kudryashov@ispras.ru>
3275 * cgraph.c (delete_function_version): New, broken out from...
3276 (cgraph_node::delete_function_version): ...here. Rename to
3277 cgraph_node::delete_function_version_by_decl. Update all uses.
3278 (cgraph_node::remove): Call delete_function_version.
3280 2017-09-21 Jakub Jelinek <jakub@redhat.com>
3283 * tree-inline.c (expand_call_inline): Emit clobber stmts for
3284 VAR_DECLs to which addressable non-volatile parameters are mapped
3285 and for id->retvar after the return value assignment. Clear
3286 id->retval and id->retbnd after inlining.
3288 2017-09-21 Richard Biener <rguenther@suse.de>
3290 PR tree-optimization/82276
3291 PR tree-optimization/82244
3292 * tree-vrp.c (build_assert_expr_for): Set
3293 SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
3295 (remove_range_assertions): Revert earlier change.
3297 2017-09-21 Wilco Dijkstra <wdijkstr@arm.com>
3300 * config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3302 2017-09-21 Richard Biener <rguenther@suse.de>
3304 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
3305 Restore valid IL after code generation errors.
3306 * graphite.c (graphite_transform_loops): Diagnose code
3307 generation issues as MSG_MISSED_OPTIMIZATION and continue
3308 with processing SCOPs.
3310 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
3311 Alan Hayward <alan.hayward@arm.com>
3312 David Sherwood <david.sherwood@arm.com>
3314 * calls.c (compute_argument_addresses): Use simplify_gen_binary
3315 rather than choosing between plus_constant and gen_rtx_<CODE>.
3316 * expr.c (emit_push_insn): Likewise.
3317 (expand_expr_real_2): Likewise.
3319 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
3320 Alan Hayward <alan.hayward@arm.com>
3321 David Sherwood <david.sherwood@arm.com>
3323 * loop-unroll.c (split_iv): Call copy_rtx on the step.
3325 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
3326 Alan Hayward <alan.hayward@arm.com>
3327 David Sherwood <david.sherwood@arm.com>
3329 * tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before
3330 calling tree_to_uhwi.
3332 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
3333 Alan Hayward <alan.hayward@arm.com>
3334 David Sherwood <david.sherwood@arm.com>
3336 * tree-ssa-ccp.c (get_value_for_expr): Use a positive test for
3337 INTEGER_CST rather than a negative test for ADDR_EXPR.
3339 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
3340 Alan Hayward <alan.hayward@arm.com>
3341 David Sherwood <david.sherwood@arm.com>
3343 * tree-vrp.c (extract_range_from_binary_expr_1): Check
3344 int_cst_rangeN before calling value_range_constant_singleton (&vrN).
3346 2017-09-21 Richard Biener <rguenther@suse.de>
3348 PR tree-optimization/71351
3349 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::
3350 graphite_create_new_loop_guard): Remove, fold remaining parts
3352 (translate_isl_ast_node_for): ... here and simplify.
3354 2017-09-21 Jakub Jelinek <jakub@redhat.com>
3357 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative
3358 with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the
3359 latter two for 64-bit, renumber alternatives, for -Os imov (=q,n)
3360 alternative always use QI mode, for -Os imov (=R,R) alternative
3361 always use SI mode, for imov (=Q,Q) or (=r,r) alternatives
3364 2017-09-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3365 Jeff Law <law@redhat.com>
3367 * config/s390/s390.c (MIN_UNROLL_PROBES): Define.
3368 (allocate_stack_space): New function, partially extracted from
3370 (s390_emit_prologue): Track offset to most recent stack probe.
3371 Code to allocate space moved into allocate_stack_space.
3372 Dump actions when no stack is allocated.
3373 (s390_prologue_plus_offset): New function.
3374 (s390_emit_stack_probe): Likewise.
3376 2017-09-20 Alexandre Oliva <aoliva@redhat.com>
3378 * common.opt (Wa, Wl, Wp, g, gz=): Add
3380 (gno-column-info): Remove.
3381 (gcolumn-info): Drop RejectNegative.
3383 (gno-record-gcc-switches): Remove.
3384 (grecord-gcc-switches): Drop RejectNegative.
3385 (gno-split-dwarf): Remove.
3386 (gsplit-dwarf): Drop RejectNegative.
3387 (gno-strict-dwarf): Remove.
3388 (gstrict-dwarf): Drop RejectNegative.
3389 * config/darwin.opt (gfull, gused): Add RejectNegative.
3390 * dwarf2out.c (gen_producer_string): Drop
3391 gno-record-gcc-switches handler.
3392 * optc-gen.awk: Add g to prefixes with negative forms.
3393 * opts-common.c (remapping_prefix_p): New.
3394 (find_opt): Check it.
3395 (generate_canonical_option): Test g prefix.
3396 (option_map): Add -gno- mapping.
3397 (add_misspelling_candidates): Check remapping_prefix_p.
3399 2017-09-20 Jeff Law <law@redhat.com>
3401 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix
3402 thinko in stack clash protection support.
3404 * explow.c (compute_stack_clash_protection_loop_data): Use
3405 CONST_INT_P instead of explicit test. Verify object is a
3406 CONST_INT_P before looking at INTVAL.
3407 (anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P
3408 instead of explicit test.
3410 2017-09-20 Segher Boessenkool <segher@kernel.crashing.org>
3413 * config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch
3414 address instead of to r1 and r11.
3416 2017-09-20 Sebastian Peryt <sebastian.peryt@intel.com>
3418 * config.gcc: Support "knm".
3419 * config/i386/driver-i386.c (host_detect_local_cpu): Detect "knm".
3420 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
3422 * config/i386/i386.c (m_KNM): Define.
3423 (processor_target_table): Add "knm".
3425 (ix86_option_override_internal): Add "knm".
3426 (ix86_issue_rate): Add PROCESSOR_KNM.
3427 (ix86_adjust_cost): Ditto.
3428 (ia32_multipass_dfa_lookahead): Ditto.
3429 (get_builtin_code_for_version): Handle PROCESSOR_KNM.
3430 (fold_builtin_cpu): Add M_INTEL_KNM.
3431 * config/i386/i386.h (processor_costs): Define TARGET_KNM.
3432 (processor_type): Add PROCESSOR_KNM.
3433 * config/i386/x86-tune.def: Add m_KNM.
3434 * doc/invoke.texi: Add knm as x86 -march=/-mtune= CPU type.
3436 2017-09-20 Richard Biener <rguenther@suse.de>
3438 PR tree-optimization/80213
3439 * graphite-scop-detection.c (trivially_empty_bb_p): Labels
3440 are allowed in empty BBs as well.
3441 (canonicalize_loop_closed_ssa): Also look for other complex
3443 (scop_detection::get_sese): Include the loop-closed PHI block
3445 (scop_detection::merge_sese): Remove code adding extra blocks.
3446 (scop_detection::region_has_one_loop): Adjust for get_sese changes.
3447 (build_scops): Assert the final returned scop is invalid.
3449 2017-09-20 Richard Biener <rguenther@suse.de>
3451 PR tree-optimization/82264
3452 * tree-ssa-sccvn.c (vn_phi_eq): Use safe_dyn_cast to check
3454 (vn_phi_lookup): Likewise.
3455 (vn_phi_insert): Likewise.
3457 2017-09-20 Jakub Jelinek <jakub@redhat.com>
3459 * dwarf2out.c (tree_add_const_value_attribute): For INTEGER_CST
3460 that fits into uhwi or shwi, add DW_AT_const_value regardless
3461 of early_dwarf without going through RTL, using add_AT_unsigned
3464 * dwarf2out.c (DEBUG_LTO_DWO_INFO_SECTION): Reorder defines.
3465 (DEBUG_LTO_ABBREV_SECTION): Likewise.
3466 (DEBUG_LTO_MACINFO_SECTION): Likewise.
3467 (DEBUG_MACRO_SECTION): Likewise.
3468 (DEBUG_LTO_MACRO_SECTION): Likewise.
3469 (DEBUG_STR_DWO_SECTION): Likewise.
3470 (DEBUG_LTO_STR_DWO_SECTION): Likewise.
3471 (DEBUG_LTO_LINE_SECTION): Drop .dwo suffix from the name.
3472 (DEBUG_LTO_DWO_LINE_SECTION): Define.
3473 (DEBUG_LTO_LINE_STR_SECTION): Define.
3474 (init_sections_and_labels): Initialize debug_line_str_section
3475 variable. Initialize debug_loc_section for -gdwarf-5 to
3476 DEBUG_LOCLISTS_SECTION. Formatting fixes.
3478 2017-09-20 Richard Biener <rguenther@suse.de>
3480 * graphite-sese-to-poly.c (extract_affine): Properly handle
3481 POINTER_PLUS_EXPR, BIT_NOT_EXPR and conversion to signed.
3483 2017-09-20 Richard Biener <rguenther@suse.de>
3485 PR tree-optimization/81373
3486 * graphite-scop-detection.c (build_cross_bb_scalars_def):
3487 Force SESE live-out defs to be handled even if they are
3490 2017-09-19 Jeff Law <law@redhat.com>
3492 * combine-stack-adj.c (combine_stack_adjustments_for_block): Do
3493 nothing for stack adjustments with REG_STACK_CHECK.
3494 * sched-deps.c (parse_add_or_inc): Reject insns with
3495 REG_STACK_CHECK from dependency breaking.
3496 * config/i386/i386.c (pro_epilogue_adjust_stack): Return insn.
3497 (ix86_adjust_satck_and_probe_stack_clash): Add REG_STACK_NOTEs.
3498 * reg-notes.def (STACK_CHECK): New note.
3500 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New.
3501 (ix86_expand_prologue): Dump stack clash info as needed.
3502 Call ix86_adjust_stack_and_probe_stack_clash as needed.
3504 * function.c (dump_stack_clash_frame_info): New function.
3505 * function.h (dump_stack_clash_frame_info): Prototype.
3506 (enum stack_clash_probes): New enum.
3508 * config/alpha/alpha.c (alpha_expand_prologue): Also check
3509 flag_stack_clash_protection.
3510 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): Likewise.
3511 (arm_expand_prologue, thumb1_expand_prologue): Likewise.
3512 (arm_frame_pointer_required): Likewise.
3513 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
3514 (ia64_expand_prologue): Likewise.
3515 * config/mips/mips.c (mips_expand_prologue): Likewise.
3516 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Likewise.
3517 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
3518 (sparc_flat_expand_prologue): Likewise.
3519 * config/spu/spu.c (spu_expand_prologue): Likewise.
3521 * explow.c: Include "params.h".
3522 (anti_adjust_stack_and_probe_stack_clash): New function.
3523 (get_stack_check_protect): Likewise.
3524 (compute_stack_clash_protection_loop_data): Likewise.
3525 (emit_stack_clash_protection_loop_start): Likewise.
3526 (emit_stack_clash_protection_loop_end): Likewise.
3527 (allocate_dynamic_stack_space): Use get_stack_check_protect.
3528 Use anti_adjust_stack_and_probe_stack_clash.
3529 * explow.h (compute_stack_clash_protection_loop_data): Prototype.
3530 (emit_stack_clash_protection_loop_start): Likewise.
3531 (emit_stack_clash_protection_loop_end): Likewise.
3532 * rtl.h (get_stack_check_protect): Prototype.
3533 * target.def (stack_clash_protection_final_dynamic_probe): New hook.
3534 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): New.
3535 * targhooks.h (default_stack_clash_protection_final_dynamic_probe):
3537 * doc/tm.texi.in (TARGET_STACK_CLASH_PROTECTION_FINAL_DYNAMIC_PROBE):
3539 * doc/tm.texi: Rebuilt.
3540 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use
3541 get_stack_check_protect.
3542 * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
3543 * config/arm/arm.c (arm_expand_prologue): Likewise.
3544 (arm_frame_pointer_required): Likewise.
3545 * config/i386/i386.c (ix86_expand_prologue): Likewise.
3546 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
3547 * config/mips/mips.c (mips_expand_prologue): Likewise.
3548 * config/powerpcspe/powerpcspe.c (rs6000_emit_prologue): Likewise.
3549 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
3550 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
3551 (sparc_flat_expand_prologue): Likewise.
3553 * common.opt (-fstack-clash-protection): New option.
3554 * flag-types.h (enum stack_check_type): Note difference between
3555 -fstack-check= and -fstack-clash-protection.
3556 * params.def (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE): New PARAM.
3557 (PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Likewise.
3558 * toplev.c (process_options): Issue warnings/errors for cases
3559 not handled with -fstack-clash-protection.
3560 * doc/invoke.texi (-fstack-clash-protection): Document new option.
3561 (-fstack-check): Note additional problem with -fstack-check=generic.
3562 Note that -fstack-check is primarily for Ada and refer users
3563 to -fstack-clash-protection for stack-clash-protection.
3564 Document new params for stack clash protection.
3566 2017-09-19 Uros Bizjak <ubizjak@gmail.com>
3568 * config/i386/i386.c (ix86_split_long_move): Do not handle
3569 address used for LEA in a special way.
3571 2017-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3573 * simplify-rtx.c (simplify_binary_operation_1): Fix typo in comment.
3575 2017-09-19 Martin Sebor <msebor@redhat.com>
3578 * cgraphunit.c (handle_alias_pairs): Reject aliases between functions
3579 of incompatible types.
3581 2017-09-19 Will Schmidt <will_schmidt@vnet.ibm.com>
3583 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
3584 for early folding of vector loads (ALTIVEC_BUILTIN_LVX_*).
3585 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3586 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_LD.
3588 2017-09-19 Richard Biener <rguenther@suse.de>
3590 PR tree-optimization/82244
3591 * tree-vrp.c (remove_range_assertions): Do not propagate
3592 a constant to abnormals but replace the assert with a copy.
3594 2017-09-19 Alexander Monakov <amonakov@ispras.ru>
3596 PR rtl-optimization/57878
3597 PR rtl-optimization/68988
3598 * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation
3599 avoidance test involving non_reload_pseudos. Move frequency test
3600 below the general fragmentation avoidance test.
3602 2017-09-19 Richard Biener <rguenther@suse.de>
3604 PR tree-optimization/69728
3605 * graphite-sese-to-poly.c (schedule_error): New global.
3606 (add_loop_schedule): Handle empty domain by failing the
3608 (build_original_schedule): Handle schedule_error.
3610 2017-09-19 Richard Biener <rguenther@suse.de>
3612 * graphite-scop-detection.c (scop_detection::can_represent_loop):
3613 Do not iterate to sibling loops but only to siblings of inner
3616 2017-09-18 Andreas Schwab <schwab@linux-m68k.org>
3619 * config/m68k/m68k.md (moveq feeding equality comparison): Check
3620 that the registers are different.
3622 2017-09-18 Uros Bizjak <ubizjak@gmail.com>
3624 * config/i386/i386.c (fold_builtin_cpu): Add M_AMDFAM17H
3625 to processor_model and "amdfam17h" to arch_names_table.
3626 * doc/extend.texi (__builtin_cpu_is): Document amdfam17h CPU name.
3628 2017-09-18 Jakub Jelinek <jakub@redhat.com>
3631 * doc/extend.texi: Add @findex entry for __builtin_shuffle.
3633 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3634 Alan Hayward <alan.hayward@arm.com>
3635 David Sherwood <david.sherwood@arm.com>
3637 * tree-vectorizer.h (vect_slp_analyze_operations): Replace parameters
3639 * tree-vect-loop.c (vect_analyze_loop_operations): Update call
3641 * tree-vect-slp.c (vect_slp_analyze_node_operations): Add vec_info *
3642 parameter. Set SLP_TREE_NUMBER_OF_VEC_STMTS here rather than in
3643 vect_schedule_slp_instance.
3644 (vect_slp_analyze_operations): Replace parameters with a vec_info *.
3645 Update call to vect_slp_analyze_node_operations. Simplify return
3647 (vect_slp_analyze_bb_1): Update call accordingly.
3648 (vect_schedule_slp_instance): Remove vectorization_factor parameter.
3649 Don't calculate SLP_TREE_NUMBER_OF_VEC_STMTS here.
3650 (vect_schedule_slp): Update call accordingly.
3652 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3653 Alan Hayward <alan.hayward@arm.com>
3654 David Sherwood <david.sherwood@arm.com>
3656 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Cope
3657 with types that aren't in fact scalar.
3659 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3661 * tree-vect-slp.c (vect_record_max_nunits): New function,
3663 (vect_build_slp_tree_1): ...here.
3664 (vect_build_slp_tree_2): Call it for phis too.
3666 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3668 * tree-vect-stmts.c (vectorizable_mask_load_store): Pass mask_vectype
3669 to vect_get_vec_def_for_operand when getting the mask operand.
3671 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3672 Alan Hayward <alan.hayward@arm.com>
3673 David Sherwood <david.sherwood@arm.com>
3675 * tree-vect-loop.c (vectorizable_live_operation): Fix type of
3678 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3679 Alan Hayward <alan.hayward@arm.com>
3680 David Sherwood <david.sherwood@arm.com>
3682 * tree-vect-loop.c (vectorizable_live_operation): Fix element size
3683 calculation for vector booleans.
3685 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3686 Alan Hayward <alan.hayward@arm.com>
3687 David Sherwood <david.sherwood@arm.com>
3689 * tree-vect-stmts.c (can_vectorize_live_stmts): New function,
3691 (vect_transform_stmt): ...here.
3692 (vect_analyze_stmt): Use it instead of calling
3693 vectorizable_live_operation directly.
3695 2017-09-18 Cesar Philippidis <cesar@codesourcery.com>
3697 * omp-offload.c (oacc_xform_loop): Enable SIMD vectorization on
3698 non-SIMT targets in acc vector loops.
3700 2017-09-18 Claudiu Zissulescu <claziss@synopsys.com>
3702 * configure.ac: Add arc and check if assembler supports gdwarf2.
3703 * configure: Regenerate.
3705 2017-09-18 Richard Biener <rguenther@suse.de>
3707 PR tree-optimization/82220
3708 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude
3709 epilogue niters from the min_profitable_iters compute.
3711 2017-09-18 Jakub Jelinek <jakub@redhat.com>
3714 * config/i386/i386.c (ix86_init_large_pic_reg): Revert 2017-09-01
3715 changes. Turn CODE_LABEL into NOTE_INSN_DELETED_LABEL immediately.
3716 (ix86_init_pic_reg): Revert 2017-09-01 changes.
3718 2017-09-18 Eric Botcazou <ebotcazou@adacore.com>
3721 * dwarf2cfi.c (add_cfis_to_fde): Do not generate DW_CFA_set_loc after
3722 switching to a new text section.
3724 2017-09-18 Richard Biener <rguenther@suse.de>
3726 * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_ref):
3728 (build_alias_set): Reject aliases with no access function.
3730 2017-09-18 Richard Biener <rguenther@suse.de>
3732 PR tree-optimization/79622
3733 * graphite-scop-detection.c (build_cross_bb_scalars_def): Properly
3735 (build_cross_bb_scalars_use): Likewise.
3737 2017-09-18 Pierre-Marie de Rodat <derodat@adacore.com>
3739 * cgraph.h (cgraph_thunk_info): Fix a typo in a comment.
3741 2017-09-18 Alan Modra <amodra@gmail.com>
3744 * gcc/config/rs6000/rs6000.c (rs6000_return_addr): Use
3745 stack_pointer_rtx for count 0. Update comments. Break up
3746 large rtl expression.
3748 2017-09-17 Daniel Santos <daniel.santos@pobox.com>
3750 * config/i386/i386.c (xlogue_layout::STUB_NAME_MAX_LEN):
3751 Increase to 20 bytes.
3752 (xlogue_layout::s_stub_names): Add an additional size-2 diminsion.
3753 (xlogue_layout::get_stub_name): Modify to select the appropairate sse
3754 or avx version of the stub.
3756 2017-09-17 H.J. Lu <hongjiu.lu@intel.com>
3759 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Properly
3760 compute the minimum stack alignment. Also update preferred stack
3761 boundary for leaf functions.
3763 2017-09-16 Richard Sandiford <richard.sandiford@linaro.org>
3765 PR tree-optimization/82228
3766 * tree-vect-loop.c (vectorizable_live_operation): Move initialization
3769 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
3771 * common/config/nds32/nds32-common.c
3772 (nds32_option_optimization_table): Refine formatting.
3773 (nds32_option_optimization_table): Use -fsched-pressure and
3774 -fomit-frame-pointer for specific optimization level.
3776 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
3778 * config/nds32/nds32.c: Refine formatting and comments.
3779 * config/nds32/nds32.h: Likewise.
3780 * config/nds32/nds32.md: Likewise.
3781 * config/nds32/nds32-cost.c: Likewise.
3782 * config/nds32/nds32-isr.c: Likewise.
3783 * config/nds32/nds32-md-auxiliary.c: Likewise.
3784 * config/nds32/nds32-multiple.md: Likewise.
3785 * config/nds32/nds32-predicates.c: Likewise.
3787 2017-09-15 Andrew Sutton <andrew.n.sutton@gmail.com>
3788 Jakub Jelinek <jakub@redhat.com>
3790 Add support for -std=c++2a.
3791 * doc/cpp.texi (__cplusplus): Document value for -std=c++2a
3793 * doc/invoke.texi: Document -std=c++2a and -std=gnu++2a.
3795 2017-09-15 Steve Ellcey <sellcey@cavium.com>
3798 * doc/extend.texi (Common Function Attributes): Add
3799 references to ARM, AArch64, and S/390 specific attributes.
3800 (Function Specific Option Pragmas): Add AArch64 and S/390
3801 to list of back ends that support the target pragma.
3803 2017-09-15 Nathan Sidwell <nathan@acm.org>
3805 * doc/standards.texi: Fix C++17 description. Update URLs for
3808 2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3810 * common.opt (Wcast-align=strict): New warning option.
3811 * doc/invoke.texi: Document -Wcast-align=strict.
3813 2017-09-15 Pierre-Marie de Rodat <derodat@adacore.com>
3815 * cgraph.h (cgraph_thunk_info): Add comments.
3816 * cgraph.c (cgraph_node::create_thunk): Adjust comment, make
3817 assert for VIRTUAL_* arguments stricter.
3819 2017-09-15 Jackson Woodruff <jackson.woodruff@arm.com>
3821 PR tree-optimization/71026
3822 * match.pd: Move RDIV patterns from fold-const.c
3823 * fold-const.c (distribute_real_division): Removed.
3824 (fold_binary_loc): Remove calls to distribute_real_divison.
3826 2017-09-15 Jakub Jelinek <jakub@redhat.com>
3828 * doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document
3829 c++1z and gnu++1z as deprecated. Change other references to
3830 -std=c++1z to -std=c++17 and -std=gnu++1z to -std=gnu++17.
3831 Change -Wc++1z-compat to -Wc++17-compat.
3832 * doc/cpp.texi: Document -std=c++17 defines __cplusplus 201703L.
3833 * dwarf2out.c (highest_c_language): Handle C++17.
3834 (gen_compile_unit_die): Likewise.
3836 2017-09-15 Jakub Jelinek <jakub@redhat.com>
3838 PR rtl-optimization/82192
3839 * combine.c (make_extraction): Don't look through non-paradoxical
3840 SUBREGs or TRUNCATE if pos + len is or might be bigger than
3843 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
3844 Alan Hayward <alan.hayward@arm.com>
3845 David Sherwood <david.sherwood@arm.com>
3847 * target.def (function_arg_offset): New hook.
3848 * targhooks.h (default_function_arg_offset): Declare.
3849 * targhooks.c (default_function_arg_offset): New function.
3850 * function.c (locate_and_pad_parm): Use
3851 targetm.calls.function_arg_offset instead of FUNCTION_ARG_OFFSET.
3852 * doc/tm.texi.in (FUNCTION_ARG_OFFSET): Replace with...
3853 (TARGET_FUNCTION_ARG_OFFSET): ...this.
3854 * doc/tm.texi: Regenerate.
3855 * config/spu/spu.h (FUNCTION_ARG_OFFSET): Delete.
3856 * config/spu/spu.c (spu_function_arg_offset): New function.
3857 (TARGET_FUNCTION_ARG_OFFSET): Redefine.
3858 * system.h (FUNCTION_ARG_OFFSET): Poison.
3860 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
3861 Alan Hayard <alan.hayward@arm.com>
3862 David Sherwood <david.sherwood@arm.com>
3864 * target.def (truly_noop_truncation): New hook.
3865 (mode_rep_extended): Refer to TARGET_TRULY_NOOP_TRUNCATION rather
3866 than TRULY_NOOP_TRUNCATION.
3867 * hooks.h (hook_bool_uint_uint_true): Declare.
3868 * hooks.c (hook_bool_uint_uint_true): New function.
3869 * doc/tm.texi.in (TRULY_NOOP_TRUNCATION): Replace with...
3870 (TARGET_TRULY_NOOP_TRUNCATION): ...this.
3871 * doc/tm.texi: Regenerate.
3872 * combine.c (make_extraction): Refer to TARGET_TRULY_NOOP_TRUNCATION
3873 rather than TRULY_NOOP_TRUNCATION in comments.
3874 (simplify_comparison): Likewise.
3875 (record_truncated_value): Likewise.
3876 * expmed.c (extract_bit_field_1): Likewise.
3877 (extract_split_bit_field): Likewise.
3878 * convert.c (convert_to_integer_1): Use targetm.truly_noop_truncation
3879 instead of TRULY_NOOP_TRUNCATION.
3880 * function.c (assign_parm_setup_block): Likewise.
3881 * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): Likewise.
3882 * rtlhooks.c: Include target.h.
3883 * config/aarch64/aarch64.h (TRULY_NOOP_TRUNCATION): Delete.
3884 * config/alpha/alpha.h (TRULY_NOOP_TRUNCATION): Delete.
3885 * config/arc/arc.h (TRULY_NOOP_TRUNCATION): Delete.
3886 * config/arm/arm.h (TRULY_NOOP_TRUNCATION): Delete.
3887 * config/avr/avr.h (TRULY_NOOP_TRUNCATION): Delete.
3888 * config/bfin/bfin.h (TRULY_NOOP_TRUNCATION): Delete.
3889 * config/c6x/c6x.h (TRULY_NOOP_TRUNCATION): Delete.
3890 * config/cr16/cr16.h (TRULY_NOOP_TRUNCATION): Delete.
3891 * config/cris/cris.h (TRULY_NOOP_TRUNCATION): Delete.
3892 * config/epiphany/epiphany.h (TRULY_NOOP_TRUNCATION): Delete.
3893 * config/fr30/fr30.h (TRULY_NOOP_TRUNCATION): Delete.
3894 * config/frv/frv.h (TRULY_NOOP_TRUNCATION): Delete.
3895 * config/ft32/ft32.h (TRULY_NOOP_TRUNCATION): Delete.
3896 * config/h8300/h8300.h (TRULY_NOOP_TRUNCATION): Delete.
3897 * config/i386/i386.h (TRULY_NOOP_TRUNCATION): Delete.
3898 * config/ia64/ia64.h (TRULY_NOOP_TRUNCATION): Delete.
3899 * config/iq2000/iq2000.h (TRULY_NOOP_TRUNCATION): Delete.
3900 * config/lm32/lm32.h (TRULY_NOOP_TRUNCATION): Delete.
3901 * config/m32c/m32c.h (TRULY_NOOP_TRUNCATION): Delete.
3902 * config/m32r/m32r.h (TRULY_NOOP_TRUNCATION): Delete.
3903 * config/m68k/m68k.h (TRULY_NOOP_TRUNCATION): Delete.
3904 * config/mcore/mcore.h (TRULY_NOOP_TRUNCATION): Delete.
3905 * config/microblaze/microblaze.h (TRULY_NOOP_TRUNCATION): Delete.
3906 * config/mips/mips.h (TRULY_NOOP_TRUNCATION): Delete.
3907 * config/mips/mips.c (mips_truly_noop_truncation): New function.
3908 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
3909 * config/mips/mips.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
3910 rather than TRULY_NOOP_TRUNCATION in comments.
3911 * config/mmix/mmix.h (TRULY_NOOP_TRUNCATION): Delete.
3912 * config/mn10300/mn10300.h (TRULY_NOOP_TRUNCATION): Delete.
3913 * config/moxie/moxie.h (TRULY_NOOP_TRUNCATION): Delete.
3914 * config/msp430/msp430.h (TRULY_NOOP_TRUNCATION): Delete.
3915 * config/nds32/nds32.h (TRULY_NOOP_TRUNCATION): Delete.
3916 * config/nios2/nios2.h (TRULY_NOOP_TRUNCATION): Delete.
3917 * config/nvptx/nvptx.h (TRULY_NOOP_TRUNCATION): Delete.
3918 * config/pa/pa.h (TRULY_NOOP_TRUNCATION): Delete.
3919 * config/pdp11/pdp11.h (TRULY_NOOP_TRUNCATION): Delete.
3920 * config/powerpcspe/powerpcspe.h (TRULY_NOOP_TRUNCATION): Delete.
3921 * config/riscv/riscv.h (TRULY_NOOP_TRUNCATION): Delete.
3922 * config/riscv/riscv.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
3923 rather than TRULY_NOOP_TRUNCATION in comments.
3924 * config/rl78/rl78.h (TRULY_NOOP_TRUNCATION): Delete.
3925 * config/rs6000/rs6000.h (TRULY_NOOP_TRUNCATION): Delete.
3926 * config/rx/rx.h (TRULY_NOOP_TRUNCATION): Delete.
3927 * config/s390/s390.h (TRULY_NOOP_TRUNCATION): Delete.
3928 * config/sh/sh.h (MAYBE_BASE_REGISTER_RTX_P): Remove
3929 TRULY_NOOP_TRUNCATION condition.
3930 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
3931 (TRULY_NOOP_TRUNCATION): Delete.
3932 * config/sparc/sparc.h (TRULY_NOOP_TRUNCATION): Delete.
3933 * config/spu/spu.h (TRULY_NOOP_TRUNCATION): Delete.
3934 * config/spu/spu.c (spu_truly_noop_truncation): New function.
3935 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
3936 * config/stormy16/stormy16.h (TRULY_NOOP_TRUNCATION): Delete.
3937 * config/tilegx/tilegx.h (TRULY_NOOP_TRUNCATION): Delete.
3938 * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): New fuction.
3939 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
3940 * config/tilegx/tilegx.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
3941 rather than TRULY_NOOP_TRUNCATION in comments.
3942 * config/tilepro/tilepro.h (TRULY_NOOP_TRUNCATION): Delete.
3943 * config/v850/v850.h (TRULY_NOOP_TRUNCATION): Delete.
3944 * config/vax/vax.h (TRULY_NOOP_TRUNCATION): Delete.
3945 * config/visium/visium.h (TRULY_NOOP_TRUNCATION): Delete.
3946 * config/xtensa/xtensa.h (TRULY_NOOP_TRUNCATION): Delete.
3947 * system.h (TRULY_NOOP_TRUNCATION): Poison.
3949 2017-09-15 Christophe Lyon <christophe.lyon@linaro.org>
3952 * config/arm/arm.md (*cmp_and): Add enabled_for_depr_it attribute.
3953 (*cmp_ior): Likewise.
3954 (*ior_scc_scc): Add alternative for enabled_for_depr_it attribute.
3955 (*ior_scc_scc_cmp): Likewise.
3956 (*and_scc_scc): Likewise.
3957 (*and_scc_scc_cmp): Likewise.
3959 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
3960 Alan Hayard <alan.hayward@arm.com>
3961 David Sherwood <david.sherwood@arm.com>
3963 * target.def (can_change_mode_class): New hook.
3964 (mode_rep_extended): Refer to it instead of CANNOT_CHANGE_MODE_CLASS.
3965 (hard_regno_nregs): Likewise.
3966 * hooks.h (hook_bool_mode_mode_reg_class_t_true): Declare.
3967 * hooks.c (hook_bool_mode_mode_reg_class_t_true): New function.
3968 * doc/tm.texi.in (CANNOT_CHANGE_MODE_CLASS): Replace with...
3969 (TARGET_CAN_CHANGE_MODE_CLASS): ...this.
3970 (LOAD_EXTEND_OP): Update accordingly.
3971 * doc/tm.texi: Regenerate.
3972 * doc/rtl.texi: Refer to TARGET_CAN_CHANGE_MODE_CLASS instead of
3973 CANNOT_CHANGE_MODE_CLASS.
3974 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Replace with...
3975 (REG_CAN_CHANGE_MODE_P): ...this new macro.
3976 * combine.c (simplify_set): Update accordingly.
3977 * emit-rtl.c (validate_subreg): Likewise.
3978 * recog.c (general_operand): Likewise.
3979 * regcprop.c (mode_change_ok): Likewise.
3980 * reload1.c (choose_reload_regs): Likewise.
3981 (inherit_piecemeal_p): Likewise.
3982 * rtlanal.c (simplify_subreg_regno): Likewise.
3983 * postreload.c (reload_cse_simplify_set): Use REG_CAN_CHANGE_MODE_P
3984 instead of CANNOT_CHANGE_MODE_CLASS.
3985 (reload_cse_simplify_operands): Likewise.
3986 * reload.c (push_reload): Use targetm.can_change_mode_class
3987 instead of CANNOT_CHANGE_MODE_CLASS.
3988 (push_reload): Likewise. Also use REG_CAN_CHANGE_MODE_P instead of
3989 REG_CANNOT_CHANGE_MODE_P.
3990 * config/alpha/alpha.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3991 * config/alpha/alpha.c (alpha_can_change_mode_class): New function.
3992 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3993 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3994 * config/arm/arm.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3995 (arm_can_change_mode_class): New function.
3996 * config/arm/neon.md: Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
3997 than CANNOT_CHANGE_MODE_CLASS in comments.
3998 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3999 * config/i386/i386-protos.h (ix86_cannot_change_mode_class): Delete.
4000 * config/i386/i386.c (ix86_cannot_change_mode_class): Replace with...
4001 (ix86_can_change_mode_class): ...this new function, inverting the
4002 sense of the return value.
4003 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4004 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4005 * config/ia64/ia64.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4006 (ia64_can_change_mode_class): New function.
4007 * config/m32c/m32c.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4008 * config/m32c/m32c-protos.h (m32c_cannot_change_mode_class): Delete.
4009 * config/m32c/m32c.c (m32c_cannot_change_mode_class): Replace with...
4010 (m32c_can_change_mode_class): ...this new function, inverting the
4011 sense of the return value.
4012 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4013 * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4014 * config/mips/mips-protos.h (mips_cannot_change_mode_class): Delete.
4015 * config/mips/mips.c (mips_cannot_change_mode_class): Replace with...
4016 (mips_can_change_mode_class): ...this new function, inverting the
4017 sense of the return value.
4018 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4019 * config/msp430/msp430.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4020 * config/msp430/msp430.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4021 (msp430_can_change_mode_class): New function.
4022 * config/nvptx/nvptx.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4023 * config/nvptx/nvptx.c (nvptx_can_change_mode_class): New function.
4024 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4025 * config/pa/pa32-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4026 * config/pa/pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4027 * config/pa/pa-protos.h (pa_cannot_change_mode_class): Delete.
4028 * config/pa/pa.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4029 (pa_cannot_change_mode_class): Replace with...
4030 (pa_can_change_mode_class): ...this new function, inverting the
4031 sense of the return value.
4032 (pa_modes_tieable_p): Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
4033 than CANNOT_CHANGE_MODE_CLASS in comments.
4034 * config/pdp11/pdp11.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4035 * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class): Delete.
4036 * config/pdp11/pdp11.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4037 (pdp11_cannot_change_mode_class): Replace with...
4038 (pdp11_can_change_mode_class): ...this new function, inverting the
4039 sense of the return value.
4040 * config/powerpcspe/powerpcspe.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4041 * config/powerpcspe/powerpcspe-protos.h
4042 (rs6000_cannot_change_mode_class_ptr): Delete.
4043 * config/powerpcspe/powerpcspe.c
4044 (rs6000_cannot_change_mode_class_ptr): Delete.
4045 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4046 (rs6000_option_override_internal): Assign to
4047 targetm.can_change_mode_class instead of
4048 rs6000_cannot_change_mode_class_ptr.
4049 (rs6000_cannot_change_mode_class): Replace with...
4050 (rs6000_can_change_mode_class): ...this new function, inverting the
4051 sense of the return value.
4052 (rs6000_debug_cannot_change_mode_class): Replace with...
4053 (rs6000_debug_can_change_mode_class): ...this new function.
4054 * config/riscv/riscv.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4055 * config/riscv/riscv.c (riscv_can_change_mode_class): New function.
4056 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4057 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4058 * config/rs6000/rs6000-protos.h (rs6000_cannot_change_mode_class_ptr):
4060 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class_ptr): Delete.
4061 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4062 (rs6000_option_override_internal): Assign to
4063 targetm.can_change_mode_class instead of
4064 rs6000_cannot_change_mode_class_ptr.
4065 (rs6000_cannot_change_mode_class): Replace with...
4066 (rs6000_can_change_mode_class): ...this new function, inverting the
4067 sense of the return value.
4068 (rs6000_debug_cannot_change_mode_class): Replace with...
4069 (rs6000_debug_can_change_mode_class): ...this new function.
4070 * config/s390/s390.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4071 * config/s390/s390-protos.h (s390_cannot_change_mode_class): Delete.
4072 * config/s390/s390.c (s390_cannot_change_mode_class): Replace with...
4073 (s390_can_change_mode_class): ...this new function, inverting the
4074 sense of the return value.
4075 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4076 * config/sh/sh.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4077 * config/sh/sh-protos.h (sh_cannot_change_mode_class): Delete.
4078 * config/sh/sh.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4079 (sh_cannot_change_mode_class): Replace with...
4080 (sh_can_change_mode_class): ...this new function, inverting the
4081 sense of the return value.
4082 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4083 * config/sparc/sparc.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4084 (sparc_can_change_mode_class): New function.
4085 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4086 * config/spu/spu.c (spu_can_change_mode_class): New function.
4087 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4088 * config/visium/visium.h (CANNOT_CHANGE_MODE_CLASS): Delete.
4089 * config/visium/visium.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
4090 (visium_can_change_mode_class): New function.
4091 * system.h (CANNOT_CHANGE_MODE_CLASS): Poison.
4093 2017-09-15 Richard Biener <rguenther@suse.de>
4095 PR tree-optimization/82217
4096 * tree-ssa-sccvn.c (visit_phi): Properly handle all VN_TOP
4097 but not undefined case.
4099 2017-09-15 Jakub Jelinek <jakub@redhat.com>
4102 * postreload.c (reload_cse_simplify_operands): Skip
4103 NOTE_INSN_DELETED_LABEL similarly to skipping CODE_LABEL.
4105 2017-09-15 Richard Biener <rguenther@suse.de>
4107 PR tree-optimization/68823
4108 * graphite-scop-detection.c (build_alias_set): If we have a
4109 possible dependence check whether we can handle them by just
4110 looking at the DRs DR_ACCESS_FNs.
4111 (build_scops): If build_alias_set fails, fail the SCOP.
4113 2017-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4115 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1_HW): New macros
4116 to support float128 built-in functions that require the ISA 3.0
4118 (BU_FLOAT128_3_HW): Likewise.
4119 (SQRTF128): Add support for the IEEE 128-bit square root and fma
4121 (FMAF128): Likewise.
4123 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
4124 support for built-in functions that need the ISA 3.0 IEEE 128-bit
4125 floating point instructions.
4126 (rs6000_invalid_builtin): Likewise.
4127 (rs6000_builtin_mask_names): Likewise.
4128 * config/rs6000/rs6000.h (MASK_FLOAT128_HW): Likewise.
4129 (RS6000_BTM_FLOAT128_HW): Likewise.
4130 (RS6000_BTM_COMMON): Likewise.
4131 * config/rs6000/rs6000.md (fma<mode>4_hw): Add a generator
4133 * doc/extend.texi (RS/6000 built-in functions): Document the
4134 IEEE 128-bit floating point square root and fused multiply-add
4137 2017-09-14 Pat Haugen <pthaugen@us.ibm.com>
4139 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): Make sure the TOC
4140 reg (r2) isn't in the set of registers defined in the prologue.
4142 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4143 Alan Hayward <alan.hayward@arm.com>
4144 David Sherwood <david.sherwood@arm.com>
4146 * tree-vectorizer.h (_loop_vec_info): Add max_vectorization_factor.
4147 (LOOP_VINFO_MAX_VECT_FACTOR): New macro.
4148 (LOOP_VINFO_ORIG_VECT_FACTOR): Replace with...
4149 (LOOP_VINFO_ORIG_MAX_VECT_FACTOR): ...this new macro.
4150 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Update
4152 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
4153 max_vectorization_factor.
4154 (vect_analyze_loop_2): Set LOOP_VINFO_MAX_VECT_FACTOR.
4156 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4157 Alan Hayward <alan.hayward@arm.com>
4158 David Sherwood <david.sherwood@arm.com>
4160 * tree-vectorizer.h (vect_min_worthwhile_factor): Delete.
4161 (vect_worthwhile_without_simd_p): Declare.
4162 * tree-vect-loop.c (vect_worthwhile_without_simd_p): New function.
4163 (vectorizable_reduction): Use it.
4164 * tree-vect-stmts.c (vectorizable_shift): Likewise.
4165 (vectorizable_operation): Likewise.
4167 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4168 Alan Hayward <alan.hayward@arm.com>
4169 David Sherwood <david.sherwood@arm.com>
4171 * tree-vectorizer.h (vect_get_num_copies): New function.
4172 * tree-vect-data-refs.c (vect_get_data_access_cost): Use it.
4173 * tree-vect-loop.c (vectorizable_reduction): Likewise.
4174 (vectorizable_induction): Likewise.
4175 (vectorizable_live_operation): Likewise.
4176 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
4177 (vectorizable_bswap): Likewise.
4178 (vectorizable_call): Likewise.
4179 (vectorizable_conversion): Likewise.
4180 (vectorizable_assignment): Likewise.
4181 (vectorizable_shift): Likewise.
4182 (vectorizable_operation): Likewise.
4183 (vectorizable_store): Likewise.
4184 (vectorizable_load): Likewise.
4185 (vectorizable_condition): Likewise.
4186 (vectorizable_comparison): Likewise.
4187 (vect_analyze_stmt): Pass the slp node to vectorizable_live_operation.
4189 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4190 Alan Hayward <alan.hayward@arm.com>
4191 David Sherwood <david.sherwood@arm.com>
4193 * tree-vect-loop.c (vectorizable_induction): Use gimple_build instead
4194 of vect_init_vector.
4196 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4197 Alan Hayward <alan.hayward@arm.com>
4198 David Sherwood <david.sherwood@arm.com>
4200 * gimple-fold.h (gimple_build_vector_from_val): Declare, and provide
4201 an inline wrapper that provides a location.
4202 (gimple_build_vector): Likewise.
4203 * gimple-fold.c (gimple_build_vector_from_val): New function.
4204 (gimple_build_vector): Likewise.
4205 * tree-vect-loop.c (get_initial_def_for_reduction): Use the new
4206 functions to build the initial value. Always return a gimple value.
4207 (get_initial_defs_for_reduction): Likewise. Only compute
4209 (vect_create_epilog_for_reduction): Don't call force_gimple_operand or
4210 vect_init_vector on the results from get_initial_def(s)_for_reduction.
4211 (vectorizable_induction): Use gimple_build_vector rather than
4214 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4215 Alan Hayward <alan.hayward@arm.com>
4216 David Sherwood <david.sherwood@arm.com>
4218 * target.h (vec_perm_indices): New typedef.
4219 (auto_vec_perm_indices): Likewise.
4220 * optabs-query.h: Include target.h
4221 (can_vec_perm_p): Take a vec_perm_indices *.
4222 * optabs-query.c (can_vec_perm_p): Likewise.
4223 (can_mult_highpart_p): Update accordingly. Use auto_vec_perm_indices.
4224 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
4225 * tree-vect-generic.c (lower_vec_perm): Likewise.
4226 * tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
4227 (vect_grouped_load_supported): Likewise.
4228 (vect_shift_permute_load_chain): Likewise.
4229 (vect_permute_store_chain): Use auto_vec_perm_indices.
4230 (vect_permute_load_chain): Likewise.
4231 * fold-const.c (fold_vec_perm): Take vec_perm_indices.
4232 (fold_ternary_loc): Update accordingly. Use auto_vec_perm_indices.
4233 Update uses of can_vec_perm_p.
4234 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Replace the
4235 mode with a number of elements. Take a vec_perm_indices *.
4236 (vect_create_epilog_for_reduction): Update accordingly.
4237 Use auto_vec_perm_indices.
4238 (have_whole_vector_shift): Likewise. Update call to can_vec_perm_p.
4239 * tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
4240 (vect_transform_slp_perm_load): Likewise.
4241 (vect_schedule_slp_instance): Use auto_vec_perm_indices.
4242 * tree-vectorizer.h (vect_gen_perm_mask_any): Take a vec_perm_indices.
4243 (vect_gen_perm_mask_checked): Likewise.
4244 * tree-vect-stmts.c (vect_gen_perm_mask_any): Take a vec_perm_indices.
4245 (vect_gen_perm_mask_checked): Likewise.
4246 (vectorizable_mask_load_store): Use auto_vec_perm_indices.
4247 (vectorizable_store): Likewise.
4248 (vectorizable_load): Likewise.
4249 (perm_mask_for_reverse): Likewise. Update call to can_vec_perm_p.
4250 (vectorizable_bswap): Likewise.
4252 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4253 Alan Hayward <alan.hayward@arm.com>
4254 David Sherwood <david.sherwood@arm.com>
4256 * tree.h (build_vector): Take a vec<tree> instead of a tree *.
4257 * tree.c (build_vector): Likewise.
4258 (build_vector_from_ctor): Update accordingly.
4259 (build_vector_from_val): Likewise.
4260 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
4261 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
4262 * tree-vect-generic.c (add_rshift): Likewise.
4263 (expand_vector_divmod): Likewise.
4264 (optimize_vector_constructor): Likewise.
4265 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
4266 (vect_transform_slp_perm_load): Likewise.
4267 (vect_schedule_slp_instance): Likewise.
4268 * tree-vect-stmts.c (vectorizable_bswap): Likewise.
4269 (vectorizable_call): Likewise.
4270 (vect_gen_perm_mask_any): Likewise. Add elements in order.
4271 * expmed.c (make_tree): Likewise.
4272 * fold-const.c (fold_negate_expr_1): Use auto_vec<tree> when building
4273 a vector passed to build_vector.
4274 (fold_convert_const): Likewise.
4275 (exact_inverse): Likewise.
4276 (fold_ternary_loc): Likewise.
4277 (fold_relational_const): Likewise.
4278 (const_binop): Likewise. Use VECTOR_CST_ELT directly when operating
4279 on VECTOR_CSTs, rather than going through vec_cst_ctor_to_array.
4280 (const_unop): Likewise. Store the reduction accumulator in a
4281 variable rather than an array.
4282 (vec_cst_ctor_to_array): Take the number of elements as a parameter.
4283 (fold_vec_perm): Update calls accordingly. Use auto_vec<tree> for
4284 the new vector, rather than constructing it after the input arrays.
4285 (native_interpret_vector): Use auto_vec<tree> when building
4286 a vector passed to build_vector. Add elements in order.
4287 * tree-vect-loop.c (get_initial_defs_for_reduction): Use
4288 auto_vec<tree> when building a vector passed to build_vector.
4289 (vect_create_epilog_for_reduction): Likewise.
4290 (vectorizable_induction): Likewise.
4291 (get_initial_def_for_reduction): Likewise. Fix indentation of
4293 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Change n_elts
4295 (sparc_fold_builtin): Use auto_vec<tree> when building a vector
4296 passed to build_vector.
4298 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
4299 Alan Hayward <alan.hayward@arm.com>
4300 David Sherwood <david.sherwood@arm.com>
4302 * tree-core.h (tree_base::u): Add an "nelts" field.
4303 (tree_vector): Use VECTOR_CST_NELTS as the length.
4304 * tree.c (tree_size): Likewise.
4305 (make_vector): Initialize VECTOR_CST_NELTS.
4306 * tree.h (VECTOR_CST_NELTS): Use the u.nelts field.
4307 * cfgexpand.c (expand_debug_expr): Use VECTOR_CST_NELTS instead of
4308 TYPE_VECTOR_SUBPARTS.
4309 * expr.c (const_vector_mask_from_tree): Consistently use "units"
4310 as the number of units, setting it from VECTOR_CST_NELTS.
4311 (const_vector_from_tree): Likewise.
4312 * fold-const.c (negate_expr_p): Use VECTOR_CST_NELTS instead of
4313 TYPE_VECTOR_SUBPARTS for the number of elements in a VECTOR_CST.
4314 (fold_negate_expr_1): Likewise.
4315 (fold_convert_const): Likewise.
4316 (const_binop): Likewise. Differentiate the number of output and
4318 (const_unop): Likewise.
4319 (fold_ternary_loc): Use VECTOR_CST_NELTS for the number of elements
4320 in a VECTOR_CST, asserting that it is the same as TYPE_VECTOR_SUBPARTS
4321 in cases that did the opposite.
4323 2017-09-14 Richard Biener <rguenther@suse.de>
4325 * tree-ssa-sccvn.c (visit_phi): Merge undefined values similar
4328 2017-09-14 Eric Botcazou <ebotcazou@adacore.com>
4330 * dwarf2out.c (dwarf2out_source_line): Remove superfluous test.
4332 2017-09-14 Jakub Jelinek <jakub@redhat.com>
4335 * cfgbuild.c (find_bb_boundaries): Ignore debug insns in decisions
4336 if and where to split a bb, except for splitting before debug insn
4337 sequences followed by non-label real insn. Delete debug insns
4338 in between basic blocks.
4340 * combine.c (make_compound_operation_int): Formatting fixes.
4342 * config/alpha/elf.h (LINK_EH_SPEC): Add -static-pie support.
4343 * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4344 * config/netbsd.h (LINK_EH_SPEC): Likewise.
4345 * config/sol2.h (LINK_EH_SPEC): Likewise.
4346 * config/arm/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4347 * config/s390/linux.h (LINK_SPEC): Likewise.
4348 * config/freebsd.h (LINK_EH_SPEC): Likewise.
4349 * config/openbsd.h (LINK_EH_SPEC): Likewise.
4350 * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4351 * config/aarch64/aarch64-linux.h (LINUX_TARGET_LINK_SPEC): Likewise.
4352 * config/powerpcspe/sysv4.h (LINK_EH_SPEC): Likewise.
4353 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4354 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Fix a typo.
4355 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Formatting fix.
4357 2017-09-13 Jakub Jelinek <jakub@redhat.com>
4359 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Add -static-pie
4361 (ENDFILE_LINUX_SPEC): Likewise.
4362 (LINK_EH_SPEC): Likewise.
4363 * config/rs6000/linux64.h (LINK_SHLIB_SPEC): Likewise.
4364 (LINK_OS_LINUX_SPEC32): Likewise.
4365 (LINK_OS_LINUX_SPEC64): Likewise.
4366 * config/rs6000/linux.h (LINK_SHLIB_SPEC): Likewise.
4367 (LINK_OS_LINUX_SPEC): Likewise.
4369 2017-09-13 Martin Liska <mliska@suse.cz>
4372 * stmt.c (expand_sjlj_dispatch_table): Use CASE_LOW when
4373 CASE_HIGH is NULL_TREE.
4375 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
4376 Alan Hayward <alan.hayward@arm.com>
4377 David Sherwood <david.sherwood@arm.com>
4379 * target.def (secondary_memory_needed): New hook.
4380 (secondary_reload): Refer to TARGET_SECONDARY_MEMORY_NEEDED
4381 instead of SECONDARY_MEMORY_NEEDED.
4382 (secondary_memory_needed_mode): Likewise.
4383 * hooks.h (hook_bool_mode_reg_class_t_reg_class_t_false): Declare.
4384 * hooks.c (hook_bool_mode_reg_class_t_reg_class_t_false): New function.
4385 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED): Replace with...
4386 (TARGET_SECONDARY_MEMORY_NEEDED): ...this.
4387 (SECONDARY_MEMORY_NEEDED_RTX): Update reference accordingly.
4388 * doc/tm.texi: Regenerate.
4389 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Delete.
4390 * config/alpha/alpha.c (alpha_secondary_memory_needed): New function.
4391 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4392 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED): Delete.
4393 * config/i386/i386-protos.h (ix86_secondary_memory_needed): Delete.
4394 * config/i386/i386.c (inline_secondary_memory_needed): Put the
4395 mode argument first and change the reg_class arguments to reg_class_t.
4396 (ix86_secondary_memory_needed): Likewise. Remove the strict parameter.
4397 Make static. Update the call to inline_secondary_memory_needed.
4398 (ix86_register_move_cost): Update the call to
4399 inline_secondary_memory_needed.
4400 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4401 * config/ia64/ia64.h (SECONDARY_MEMORY_NEEDED): Delete commented-out
4403 * config/ia64/ia64.c (spill_xfmode_rfmode_operand): Refer to
4404 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
4406 * config/mips/mips.h (SECONDARY_MEMORY_NEEDED): Delete.
4407 * config/mips/mips-protos.h (mips_secondary_memory_needed): Delete.
4408 * config/mips/mips.c (mips_secondary_memory_needed): Make static
4409 and match hook interface. Add comment from mips.h.
4410 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4411 * config/mmix/mmix.md (truncdfsf2): Refer to
4412 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
4414 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED): Rename to...
4415 (PA_SECONDARY_MEMORY_NEEDED): ...this, and put the mode argument first.
4416 * config/pa/pa.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4417 (pa_secondary_memory_needed): New function.
4418 * config/pdp11/pdp11.h (SECONDARY_MEMORY_NEEDED): Delete.
4419 * config/pdp11/pdp11-protos.h (pdp11_secondary_memory_needed): Delete.
4420 * config/pdp11/pdp11.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4421 (pdp11_secondary_memory_needed): Make static and match hook interface.
4422 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED): Delete.
4423 * config/powerpcspe/powerpcspe-protos.h
4424 (rs6000_secondary_memory_needed_ptr): Delete.
4425 * config/powerpcspe/powerpcspe.c (rs6000_secondary_memory_needed_ptr):
4427 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4428 (rs6000_option_override_internal): Assign to
4429 targetm.secondary_memory_needed rather than
4430 rs6000_secondary_memory_needed_ptr.
4431 (rs6000_secondary_memory_needed): Match hook interface.
4432 (rs6000_debug_secondary_memory_needed): Likewise.
4433 * config/riscv/riscv.h (SECONDARY_MEMORY_NEEDED): Delete.
4434 * config/riscv/riscv.c (riscv_secondary_memory_needed): New function.
4435 (riscv_register_move_cost): Use it instead of SECONDARY_MEMORY_NEEDED.
4436 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4437 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED): Delete.
4438 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_ptr):
4440 * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_ptr): Delete.
4441 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4442 (rs6000_option_override_internal): Assign to
4443 targetm.secondary_memory_needed rather than
4444 rs6000_secondary_memory_needed_ptr.
4445 (rs6000_secondary_memory_needed): Match hook interface.
4446 (rs6000_debug_secondary_memory_needed): Likewise.
4447 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Delete.
4448 * config/s390/s390.c (s390_secondary_memory_needed): New function.
4449 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4450 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): Delete.
4451 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
4452 (sparc_secondary_memory_needed): New function.
4453 * lra-constraints.c (check_and_process_move): Refer to
4454 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
4456 (curr_insn_transform): Likewise.
4457 (process_alt_operands): Use targetm.secondary_memory_needed
4458 instead of TARGET_SECONDARY_MEMORY_NEEDED.
4459 (check_secondary_memory_needed_p): Likewise.
4460 (choose_split_class): Likewise.
4461 * reload.c: Unconditionally include code that was previously
4462 conditional on SECONDARY_MEMORY_NEEDED.
4463 (push_secondary_reload): Use targetm.secondary_memory_needed
4464 instead of TARGET_SECONDARY_MEMORY_NEEDED.
4465 (push_reload): Likewise.
4466 * reload1.c: Unconditionally include code that was previously
4467 conditional on SECONDARY_MEMORY_NEEDED.
4468 (choose_reload_regs): Use targetm.secondary_memory_needed
4469 instead of TARGET_SECONDARY_MEMORY_NEEDED.
4470 (gen_reload): Likewise.
4471 * system.h (SECONDARY_MEMORY_NEEDED): Poison.
4473 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
4474 Alan Hayward <alan.hayward@arm.com>
4475 David Sherwood <david.sherwood@arm.com>
4477 * target.def (secondary_memory_needed_mode): New hook:
4478 * targhooks.c (default_secondary_memory_needed_mode): Declare.
4479 * targhooks.h (default_secondary_memory_needed_mode): New function.
4480 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED_MODE): Replace with...
4481 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): ...this.
4482 * doc/tm.texi: Regenerate.
4483 * lra-constraints.c (check_and_process_move): Use
4484 targetm.secondary_memory_needed_mode instead of
4485 TARGET_SECONDARY_MEMORY_NEEDED_MODE.
4486 (curr_insn_transform): Likewise.
4487 * reload.c (get_secondary_mem): Likewise.
4488 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
4489 * config/alpha/alpha.c (alpha_secondary_memory_needed_mode): New
4491 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
4492 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
4493 * config/i386/i386.c (ix86_secondary_memory_needed_mode): New function.
4494 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
4495 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED_MODE):
4497 * config/powerpcspe/powerpcspe-protos.h
4498 (rs6000_secondary_memory_needed_mode): Delete.
4499 * config/powerpcspe/powerpcspe.c
4500 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
4501 (rs6000_secondary_memory_needed_mode): Make static.
4502 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
4503 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_mode):
4505 * config/rs6000/rs6000.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
4507 (rs6000_secondary_memory_needed_mode): Make static.
4508 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
4509 * config/s390/s390.c (s390_secondary_memory_needed_mode): New function.
4510 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
4511 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
4512 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
4514 (sparc_secondary_memory_needed_mode): New function.
4515 * system.h (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Poison.
4517 2017-09-13 Jackson Woodruff <jackson.woodruff@arm.com>
4519 * config/aarch64/constraints.md (Umq): New constraint.
4520 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>):
4522 (mov<mode>): Update condition.
4524 2017-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4526 * gimple-ssa-store-merging.c (sort_by_bitpos): Compare store order
4527 when bitposition is the same.
4529 2017-09-13 Richard Biener <rguenther@suse.de>
4531 * dwarf2out.c (output_die_symbol): Remove.
4532 (output_die): Do not output a DIEs symbol.
4534 2017-09-13 Richard Biener <rguenther@suse.de>
4537 * gimple-fold.c (gimple_fold_call): Update SSA name in-place to
4538 default-def to avoid breaking iterator update with the weird
4539 interaction with cgraph_update_edges_for_call_stmt_node.
4541 2017-09-13 Richard Biener <rguenther@suse.de>
4543 * tree-cfg.c (verify_gimple_assign_binary): Add verification
4544 for WIDEN_SUM_EXPR, VEC_WIDEN_MULT_{HI,LO,EVEN,ODD}_EXPR,
4545 VEC_PACK_{TRUNC,SAT,FIX_TRUNC}_EXPR.
4546 (verify_gimple_assign_ternary): Add verification for DOT_PROD_EXPR.
4548 2017-09-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4550 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1):
4551 Disable pc relative literal load irrespective of
4552 TARGET_FIX_ERR_A53_84341 for default.
4554 2017-09-12 Eric Botcazou <ebotcazou@adacore.com>
4556 * config/sparc/sparc.c (output_return): Output the source location of
4557 the insn in the delay slot, if any.
4558 (output_sibcall): Likewise.
4560 2017-09-12 H.J. Lu <hongjiu.lu@intel.com>
4563 * common.opt (-static-pie): New alias.
4564 (shared): Negate static-pie.
4565 (-no-pie): Update help text.
4567 (static-pie): New option.
4568 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add
4569 -static-pie support.
4570 (GNU_USER_TARGET_ENDFILE_SPEC): Likewise.
4571 (LINK_EH_SPEC): Likewise.
4572 (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4573 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
4574 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
4575 * gcc.c (LINK_COMMAND_SPEC): Likewise.
4576 (init_gcc_specs): Likewise.
4577 (init_spec): Likewise.
4578 (display_help): Update help message for -pie.
4579 * doc/invoke.texi: Update -pie, -no-pie and -static. Document
4582 2017-09-12 Wilco Dijkstra <wdijkstr@arm.com>
4584 * config/aarch64/aarch64.md (movsi_aarch64): Remove all '*'.
4585 (movdi_aarch64): Likewise.
4586 (movti_aarch64): Likewise.
4588 2017-09-12 Simon Wright <simon@pushface.org>
4591 * config/darwin-driver.c (darwin_find_version_from_kernel): Eliminate
4592 calculation of the minor version, always output as 0.
4594 2017-09-12 Jakub Jelinek <jakub@redhat.com>
4597 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
4598 ALTIVEC_BUILTIN_VEC_LD if arg1 has array type call default_conversion
4599 on it early, rather than manual conversion late. For
4600 ALTIVEC_BUILTIN_VEC_ST if arg2 has array type call default_conversion
4601 instead of performing manual conversion.
4603 2017-09-12 Carl Love <cel@us.ibm.com>
4605 * config/rs6000/altivec.md (vec_widen_umult_even_v4si,
4606 vec_widen_smult_even_v4si): Add define expands for vmuleuw, vmulesw,
4608 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
4609 VMULOSW): Add definitions.
4610 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4611 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
4612 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
4613 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
4614 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
4616 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
4618 * config/aarch64/aarch64.md (movdi_aarch64): Set load/store
4620 (movti_aarch64): Likewise.
4621 (movdf_aarch64): Likewise.
4622 (movtf_aarch64): Likewise.
4623 (load_pairdi): Likewise.
4624 (store_pairdi): Likewise.
4625 (load_pairdf): Likewise.
4626 (store_pairdf): Likewise.
4627 (loadwb_pair<GPI:mode>_<P:mode>): Likewise.
4628 (storewb_pair<GPI:mode>_<P:mode>): Likewise.
4629 (ldr_got_small_<mode>): Likewise.
4630 (ldr_got_small_28k_<mode>): Likewise.
4631 (ldr_got_tiny): Likewise.
4632 * config/aarch64/iterators.md (ldst_sz): New.
4633 (ldpstp_sz): Likewise.
4634 * config/aarch64/thunderx.md (thunderx_storepair): Split store_8
4636 (thunderx_load): Split load_8 to load_16.
4637 * config/aarch64/thunderx2t99.md (thunderx2t99_loadpair): Split
4639 (thunderx2t99_storepair_basic): Split store_8 to store_16.
4640 * config/arm/xgene1.md (xgene1_load_pair): Split load_8 to load_16.
4641 (xgene1_store_pair): Split store_8 to store_16.
4642 * config/aarch64/falkor.md (falkor_ld_3_ld): Split load_8 to load_16.
4643 (falkor_st_0_st_sd): Split store_8 to store_16.
4645 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
4647 * config/arm/types.md (type): Rename load1/2/3/4 to load_4/8/12/16
4648 and store1/2/3/4 to store_4/8/12/16.
4649 * config/aarch64/aarch64.md: Update for rename.
4650 * config/arm/arm.md: Likewise.: Likewise.
4651 * config/arm/arm.c: Likewise.
4652 * config/arm/thumb1.md: Likewise.
4653 * config/arm/thumb2.md: Likewise.
4654 * config/arm/vfp.md: Likewise.
4655 * config/arm/arm-generic.md: Likewise.
4656 * config/arm/arm1020e.md: Likewise.
4657 * config/arm/arm1026ejs.md: Likewise.
4658 * config/arm/arm1136jfs.md: Likewise.
4659 * config/arm/arm926ejs.md: Likewise.
4660 * config/arm/cortex-a15.md: Likewise.
4661 * config/arm/cortex-a17.md: Likewise.
4662 * config/arm/cortex-a5.md: Likewise.
4663 * config/arm/cortex-a53.md: Likewise.
4664 * config/arm/cortex-a57.md: Likewise.
4665 * config/arm/cortex-a7.md: Likewise.
4666 * config/arm/cortex-a8.md: Likewise.
4667 * config/arm/cortex-a9.md: Likewise.
4668 * config/arm/cortex-m4.md: Likewise.
4669 * config/arm/cortex-m7.md: Likewise.
4670 * config/arm/cortex-r4.md: Likewise.
4671 * config/arm/exynos-m1.md: Likewise.
4672 * config/arm/fa526.md: Likewise.
4673 * config/arm/fa606te.md: Likewise.
4674 * config/arm/fa626te.md: Likewise.
4675 * config/arm/fa726te.md: Likewise.
4676 * config/arm/fmp626.md: Likewise.
4677 * config/arm/iwmmxt.md: Likewise.
4678 * config/arm/ldmstm.md: Likewise.
4679 * config/arm/marvell-pj4.md: Likewise.
4680 * config/arm/xgene1.md: Likewise.
4681 * config/aarch64/thunderx.md: Likewise.
4682 * config/aarch64/thunderx2t99.md: Likewise.
4683 * config/aarch64/falkor.md: Likewise.
4685 2017-09-12 Martin Liska <mliska@suse.cz>
4687 * attribs.c (private_lookup_attribute): New function.
4688 * attribs.h (private_lookup_attribute): Declared here.
4689 (lookup_attribute): Called from this place.
4691 2017-09-12 Richard Biener <rguenther@suse.de>
4693 PR tree-optimization/82157
4694 * tree-ssa-pre.c (remove_dead_inserted_code): Do not remove
4695 stmts with side-effects.
4697 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4698 Alan Hayward <alan.hayward@arm.com>
4699 David Sherwood <david.sherwood@arm.com>
4701 * target.def (hard_regno_nregs): New hook.
4702 (class_max_nregs): Refer to it instead of HARD_REGNO_NREGS.
4703 * targhooks.h (default_hard_regno_nregs): Declare.
4704 * targhooks.c (default_hard_regno_nregs): New function.
4705 * doc/tm.texi.in (HARD_REGNO_NREGS): Replace with...
4706 (TARGET_HARD_REGNO_NREGS): ...this hook.
4707 (HARD_REGNO_NREGS_HAS_PADDING): Update accordingly.
4708 (CLASS_MAX_NREGS): Likewise.
4709 * doc/tm.texi: Regenerate.
4710 * reginfo.c (init_reg_modes_target): Use targetm.hard_regno_nregs
4711 instead of HARD_REGNO_NREGS.
4712 * rtl.h (REG_NREGS): Refer to TARGET_HARD_REGNO_NREGS rather than
4713 HARD_REGNO_NREGS in the comment.
4714 * config/aarch64/aarch64.h (HARD_REGNO_NREGS): Delete.
4715 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_nregs): Delete.
4716 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs): Make static.
4717 Return an unsigned int.
4718 (TARGET_HARD_REGNO_NREGS): Redefine.
4719 * config/alpha/alpha.h (HARD_REGNO_NREGS): Delete.
4720 * config/arc/arc.h (HARD_REGNO_NREGS): Delete.
4721 * config/arc/arc.c (TARGET_HARD_REGNO_NREGS): Redefine.
4722 (arc_hard_regno_nregs): New function.
4723 * config/arm/arm.h (HARD_REGNO_NREGS): Delete.
4724 * config/arm/arm.c (TARGET_HARD_REGNO_NREGS): Redefine.
4725 (arm_hard_regno_nregs): New function.
4726 * config/avr/avr.h (HARD_REGNO_NREGS): Delete.
4727 * config/bfin/bfin.h (HARD_REGNO_NREGS): Delete.
4728 * config/bfin/bfin.c (bfin_hard_regno_nregs): New function.
4729 (TARGET_HARD_REGNO_NREGS): Redefine.
4730 * config/c6x/c6x.h (HARD_REGNO_NREGS): Delete.
4731 * config/cr16/cr16.h (LONG_REG_P): Use targetm.hard_regno_nregs.
4732 (HARD_REGNO_NREGS): Delete.
4733 * config/cr16/cr16.c (TARGET_HARD_REGNO_NREGS): Redefine.
4734 (cr16_hard_regno_nregs): New function.
4735 (cr16_memory_move_cost): Use it instead of HARD_REGNO_NREGS.
4736 * config/cris/cris.h (HARD_REGNO_NREGS): Delete.
4737 * config/cris/cris.c (TARGET_HARD_REGNO_NREGS): Redefine.
4738 (cris_hard_regno_nregs): New function.
4739 * config/epiphany/epiphany.h (HARD_REGNO_NREGS): Delete.
4740 * config/fr30/fr30.h (HARD_REGNO_NREGS): Delete.
4741 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
4742 * config/frv/frv.h (HARD_REGNO_NREGS): Delete.
4743 (CLASS_MAX_NREGS): Remove outdated copy of documentation.
4744 * config/frv/frv-protos.h (frv_hard_regno_nregs): Delete.
4745 * config/frv/frv.c (TARGET_HARD_REGNO_NREGS): Redefine.
4746 (frv_hard_regno_nregs): Make static. Take and return an
4748 (frv_class_max_nregs): Remove outdated copy of documentation.
4749 * config/ft32/ft32.h (HARD_REGNO_NREGS): Delete.
4750 * config/h8300/h8300.h (HARD_REGNO_NREGS): Delete.
4751 * config/h8300/h8300-protos.h (h8300_hard_regno_nregs): Delete.
4752 * config/h8300/h8300.c (h8300_hard_regno_nregs): Delete.
4753 * config/i386/i386.h (HARD_REGNO_NREGS): Delete.
4754 * config/i386/i386.c (ix86_hard_regno_nregs): New function.
4755 (TARGET_HARD_REGNO_NREGS): Redefine.
4756 * config/ia64/ia64.h (HARD_REGNO_NREGS): Delete.
4757 (CLASS_MAX_NREGS): Update comment.
4758 * config/ia64/ia64.c (TARGET_HARD_REGNO_NREGS): Redefine.
4759 (ia64_hard_regno_nregs): New function.
4760 * config/iq2000/iq2000.h (HARD_REGNO_NREGS): Delete.
4761 * config/lm32/lm32.h (HARD_REGNO_NREGS): Delete.
4762 * config/m32c/m32c.h (HARD_REGNO_NREGS): Delete.
4763 * config/m32c/m32c-protos.h (m32c_hard_regno_nregs): Delete.
4764 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Take and return
4766 (m32c_hard_regno_nregs): Likewise. Make static.
4767 (TARGET_HARD_REGNO_NREGS): Redefine.
4768 * config/m32r/m32r.h (HARD_REGNO_NREGS): Delete.
4769 * config/m68k/m68k.h (HARD_REGNO_NREGS): Delete.
4770 * config/m68k/m68k.c (TARGET_HARD_REGNO_NREGS): Redefine.
4771 (m68k_hard_regno_nregs): New function.
4772 * config/mcore/mcore.h (HARD_REGNO_NREGS): Delete.
4773 * config/microblaze/microblaze.h (HARD_REGNO_NREGS): Delete.
4774 * config/mips/mips.h (HARD_REGNO_NREGS): Delete.
4775 * config/mips/mips-protos.h (mips_hard_regno_nregs): Delete.
4776 * config/mips/mips.c (mips_hard_regno_nregs): Make static.
4777 Take and return an unsigned int.
4778 (TARGET_HARD_REGNO_NREGS): Redefine.
4779 * config/mmix/mmix.h (HARD_REGNO_NREGS): Delete.
4780 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
4781 * config/mn10300/mn10300.h (HARD_REGNO_NREGS): Delete.
4782 * config/moxie/moxie.h (HARD_REGNO_NREGS): Delete.
4783 * config/msp430/msp430.h (HARD_REGNO_NREGS): Delete.
4784 * config/msp430/msp430-protos.h (msp430_hard_regno_nregs): Delete.
4785 * config/msp430/msp430.c (TARGET_HARD_REGNO_NREGS): Redefine.
4786 (msp430_hard_regno_nregs): Make static. Take and return an
4788 * config/nds32/nds32.h (HARD_REGNO_NREGS): Delete.
4789 * config/nds32/nds32-protos.h (nds32_hard_regno_nregs): Delete.
4790 * config/nds32/nds32.c (nds32_hard_regno_nregs): Delete.
4791 (nds32_hard_regno_mode_ok): Use targetm.hard_regno_nregs.
4792 * config/nios2/nios2.h (HARD_REGNO_NREGS): Delete.
4793 * config/nvptx/nvptx.h (HARD_REGNO_NREGS): Delete.
4794 * config/nvptx/nvptx.c (nvptx_hard_regno_nregs): New function.
4795 (TARGET_HARD_REGNO_NREGS): Redefine.
4796 * config/pa/pa32-regs.h (HARD_REGNO_NREGS): Rename to...
4797 (PA_HARD_REGNO_NREGS): ...this.
4798 * config/pa/pa64-regs.h (HARD_REGNO_NREGS): Rename to...
4799 (PA_HARD_REGNO_NREGS): ...this.
4800 * config/pa/pa.c (TARGET_HARD_REGNO_NREGS): Redefine.
4801 (pa_hard_regno_nregs): New function.
4802 * config/pdp11/pdp11.h (HARD_REGNO_NREGS): Delete.
4803 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_NREGS): Redefine.
4804 (pdp11_hard_regno_nregs): New function.
4805 * config/powerpcspe/powerpcspe.h (HARD_REGNO_NREGS): Delete.
4806 * config/powerpcspe/powerpcspe.c (TARGET_HARD_REGNO_NREGS): Redefine.
4807 (rs6000_hard_regno_nregs_hook): New function.
4808 * config/riscv/riscv.h (HARD_REGNO_NREGS): Delete.
4809 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
4810 * config/riscv/riscv.c (riscv_hard_regno_nregs): Make static.
4811 Take and return an unsigned int. Move earlier in file.
4812 (TARGET_HARD_REGNO_NREGS): Redefine.
4813 * config/rl78/rl78.h (HARD_REGNO_NREGS): Delete.
4814 * config/rl78/rl78-protos.h (rl78_hard_regno_nregs): Delete.
4815 * config/rl78/rl78.c (TARGET_HARD_REGNO_NREGS): Reefine.
4816 (rl78_hard_regno_nregs): Make static. Take and return an
4818 * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Delete.
4819 * config/rs6000/rs6000.c (TARGET_HARD_REGNO_NREGS): Redefine.
4820 (rs6000_hard_regno_nregs_hook): New function.
4821 * config/rx/rx.h (HARD_REGNO_NREGS): Delete.
4822 * config/rx/rx.c (rx_hard_regno_nregs): New function.
4823 (TARGET_HARD_REGNO_NREGS): Redefine.
4824 * config/s390/s390.h (HARD_REGNO_NREGS): Delete.
4825 * config/s390/s390.c (REGNO_PAIR_OK): Use s390_hard_regno_nregs
4826 instead of HARD_REGNO_NREGS.
4827 (s390_hard_regno_nregs): New function.
4828 (s390_hard_regno_mode_ok): Add comment from s390.h.
4829 (TARGET_HARD_REGNO_NREGS): Redefine.
4830 * config/sh/sh.h (HARD_REGNO_NREGS): Delete.
4831 * config/sh/sh.c (TARGET_HARD_REGNO_NREGS): Redefine.
4832 (sh_hard_regno_nregs): New function.
4833 (sh_pass_in_reg_p): Use it.
4834 * config/sparc/sparc.h (HARD_REGNO_NREGS): Delete.
4835 * config/sparc/sparc.c (TARGET_HARD_REGNO_NREGS): Redefine.
4836 (sparc_hard_regno_nregs): New function.
4837 * config/spu/spu.h (HARD_REGNO_NREGS): Delete.
4838 * config/spu/spu.c (spu_hard_regno_nregs): New function.
4839 (spu_function_arg_advance): Use it, supplying a valid register number.
4840 (TARGET_HARD_REGNO_NREGS): Redefine.
4841 * config/stormy16/stormy16.h (HARD_REGNO_NREGS): Delete.
4842 * config/tilegx/tilegx.h (HARD_REGNO_NREGS): Delete.
4843 * config/tilepro/tilepro.h (HARD_REGNO_NREGS): Delete.
4844 * config/v850/v850.h (HARD_REGNO_NREGS): Delete.
4845 * config/vax/vax.h (HARD_REGNO_NREGS): Delete.
4846 * config/visium/visium.h (HARD_REGNO_NREGS): Delete.
4847 (CLASS_MAX_NREGS): Remove copy of old documentation.
4848 * config/visium/visium.c (TARGET_HARD_REGNO_NREGS): Redefine.
4849 (visium_hard_regno_nregs): New function.
4850 (visium_hard_regno_mode_ok): Use it instead of HARD_REGNO_NREGS.
4851 * config/xtensa/xtensa.h (HARD_REGNO_NREGS): Delete.
4852 * config/xtensa/xtensa.c (TARGET_HARD_REGNO_NREGS): Redefine.
4853 xtensa_hard_regno_nregs): New function.
4854 * system.h (HARD_REGNO_NREGS): Poison.
4856 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4858 * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use
4859 hard_regno_nregs instead of HARD_REGNO_NREGS.
4860 (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4861 * config/c6x/c6x.c (c6x_expand_prologue): Likewise.
4862 (c6x_expand_epilogue): Likewise.
4863 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
4864 (frv_read_iacc_argument): Likewise.
4865 * config/sh/sh.c: Include regs.h.
4866 (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
4867 (regs_used): Likewise.
4868 (output_stack_adjust): Likewise.
4869 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise.
4870 * expmed.c: Include regs.h.
4871 (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
4872 * ree.c: Include regs.h.
4873 (combine_reaching_defs): Use hard_regno_nregs instead of
4875 (add_removable_extension): Likewise.
4877 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4879 * regs.h (hard_regno_nregs): Turn into a function.
4880 (end_hard_regno): Update accordingly.
4881 * caller-save.c (setup_save_areas): Likewise.
4882 (save_call_clobbered_regs): Likewise.
4883 (replace_reg_with_saved_mem): Likewise.
4884 (insert_restore): Likewise.
4885 (insert_save): Likewise.
4886 * combine.c (can_change_dest_mode): Likewise.
4887 (move_deaths): Likewise.
4888 (distribute_notes): Likewise.
4889 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
4890 * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class)
4891 (rs6000_split_multireg_move): Likewise.
4892 (rs6000_register_move_cost): Likewise.
4893 (rs6000_memory_move_cost): Likewise.
4894 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise.
4895 (rs6000_split_multireg_move): Likewise.
4896 (rs6000_register_move_cost): Likewise.
4897 (rs6000_memory_move_cost): Likewise.
4898 * cselib.c (cselib_reset_table): Likewise.
4899 (cselib_lookup_1): Likewise.
4900 * emit-rtl.c (set_mode_and_regno): Likewise.
4901 * function.c (aggregate_value_p): Likewise.
4902 * ira-color.c (setup_profitable_hard_regs): Likewise.
4903 (check_hard_reg_p): Likewise.
4904 (calculate_saved_nregs): Likewise.
4905 (assign_hard_reg): Likewise.
4906 (improve_allocation): Likewise.
4907 (calculate_spill_cost): Likewise.
4908 * ira-emit.c (modify_move_list): Likewise.
4909 * ira-int.h (ira_hard_reg_set_intersection_p): Likewise.
4910 (ira_hard_reg_in_set_p): Likewise.
4911 * ira.c (setup_reg_mode_hard_regset): Likewise.
4912 (clarify_prohibited_class_mode_regs): Likewise.
4913 (check_allocation): Likewise.
4914 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4915 (lra_setup_reg_renumber): Likewise.
4916 (setup_try_hard_regno_pseudos): Likewise.
4917 (spill_for): Likewise.
4918 (assign_hard_regno): Likewise.
4919 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
4920 * lra-constraints.c (in_class_p): Likewise.
4921 (lra_constraint_offset): Likewise.
4922 (simplify_operand_subreg): Likewise.
4923 (lra_constraints): Likewise.
4924 (split_reg): Likewise.
4925 (split_if_necessary): Likewise.
4926 (invariant_p): Likewise.
4927 (inherit_in_ebb): Likewise.
4928 * lra-lives.c (process_bb_lives): Likewise.
4929 * lra-remat.c (reg_overlap_for_remat_p): Likewise.
4930 (get_hard_regs): Likewise.
4931 (do_remat): Likewise.
4932 * lra-spills.c (assign_spill_hard_regs): Likewise.
4933 * mode-switching.c (create_pre_exit): Likewise.
4934 * postreload.c (reload_combine_recognize_pattern): Likewise.
4935 * recog.c (peep2_find_free_register): Likewise.
4936 * regcprop.c (kill_value_regno): Likewise.
4937 (set_value_regno): Likewise.
4938 (copy_value): Likewise.
4939 (maybe_mode_change): Likewise.
4940 (find_oldest_value_reg): Likewise.
4941 (copyprop_hardreg_forward_1): Likewise.
4942 * regrename.c (check_new_reg_p): Likewise.
4943 (regrename_do_replace): Likewise.
4944 * reload.c (push_reload): Likewise.
4945 (combine_reloads): Likewise.
4946 (find_dummy_reload): Likewise.
4947 (operands_match_p): Likewise.
4948 (find_reloads): Likewise.
4949 (find_equiv_reg): Likewise.
4950 (reload_adjust_reg_for_mode): Likewise.
4951 * reload1.c (count_pseudo): Likewise.
4952 (count_spilled_pseudo): Likewise.
4953 (find_reg): Likewise.
4954 (clear_reload_reg_in_use): Likewise.
4955 (free_for_value_p): Likewise.
4956 (allocate_reload_reg): Likewise.
4957 (choose_reload_regs): Likewise.
4958 (reload_adjust_reg_for_temp): Likewise.
4959 (emit_reload_insns): Likewise.
4960 (delete_output_reload): Likewise.
4961 * rtlanal.c (subreg_get_info): Likewise.
4962 * sched-deps.c (sched_analyze_reg): Likewise.
4963 * sel-sched.c (init_regs_for_mode): Likewise.
4964 (mark_unavailable_hard_regs): Likewise.
4965 (choose_best_reg_1): Likewise.
4966 (verify_target_availability): Likewise.
4967 * valtrack.c (dead_debug_insert_temp): Likewise.
4968 * var-tracking.c (track_loc_p): Likewise.
4969 (emit_note_insn_var_location): Likewise.
4970 * varasm.c (make_decl_rtl): Likewise.
4971 * reginfo.c (choose_hard_reg_mode): Likewise.
4972 (init_reg_modes_target): Refer directly to
4973 this_target_regs->x_hard_regno_nregs.
4975 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4977 * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p
4978 instead of hard_regno_nregs.
4980 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4982 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use
4983 end_hard_regno instead of hard_regno_nregs.
4984 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4985 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise.
4986 * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise.
4987 * ira-color.c (improve_allocation): Likewise.
4988 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4989 * lra-lives.c (mark_regno_live): Likewise.
4990 (mark_regno_dead): Likewise.
4991 * lra-remat.c (operand_to_remat): Likewise.
4992 * lra.c (collect_non_operand_hard_regs): Likewise.
4993 * postreload.c (reload_combine_note_store): Likewise.
4994 (move2add_valid_value_p): Likewise.
4995 * reload.c (regno_clobbered_p): Likewise.
4997 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4999 * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of
5001 * config/v850/v850.c (v850_reorg): Likewise.
5002 * reload.c (refers_to_regno_for_reload_p): Likewise.
5003 (find_equiv_reg): Likewise.
5004 * reload1.c (reload_reg_reaches_end_p): Likewise.
5006 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
5008 * caller-save.c (add_used_regs): Use REG_NREGS instead of
5010 * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise.
5011 * config/arm/arm.c (output_move_neon): Likewise.
5012 (arm_attr_length_move_neon): Likewise.
5013 (neon_split_vcombine): Likewise.
5014 * config/c6x/c6x.c (c6x_mark_reg_read): Likewise.
5015 (c6x_mark_reg_written): Likewise.
5016 (c6x_dwarf_register_span): Likewise.
5017 * config/i386/i386.c (ix86_save_reg): Likewise.
5018 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
5019 (rws_access_reg): Likewise.
5020 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
5021 * mode-switching.c (create_pre_exit): Likewise.
5022 * ree.c (combine_reaching_defs): Likewise.
5023 (add_removable_extension): Likewise.
5024 * regcprop.c (find_oldest_value_reg): Likewise.
5025 (copyprop_hardreg_forward_1): Likewise.
5026 * reload.c (reload_inner_reg_of_subreg): Likewise.
5027 (push_reload): Likewise.
5028 (combine_reloads): Likewise.
5029 (find_dummy_reload): Likewise.
5030 (reload_adjust_reg_for_mode): Likewise.
5031 * reload1.c (find_reload_regs): Likewise.
5032 (forget_old_reloads_1): Likewise.
5033 (reload_reg_free_for_value_p): Likewise.
5034 (reload_adjust_reg_for_temp): Likewise.
5035 (emit_reload_insns): Likewise.
5036 (delete_output_reload): Likewise.
5037 * sel-sched.c (choose_best_reg_1): Likewise.
5038 (choose_best_pseudo_reg): Likewise.
5040 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
5041 Alan Hayward <alan.hayward@arm.com>
5042 David Sherwood <david.sherwood@arm.com>
5044 * defaults.h (SLOW_UNALIGNED_ACCESS): Delete.
5045 * target.def (slow_unaligned_access): New hook.
5046 * targhooks.h (default_slow_unaligned_access): Declare.
5047 * targhooks.c (default_slow_unaligned_access): New function.
5048 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with...
5049 (TARGET_SLOW_UNALIGNED_ACCESS): ...this.
5050 * doc/tm.texi: Regenerate.
5051 * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete.
5052 * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete.
5053 * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out
5055 * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete.
5056 * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS):
5058 (rs6000_slow_unaligned_access): New function.
5059 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
5060 (expand_block_compare): Likewise.
5061 (expand_strn_compare): Likewise.
5062 (rs6000_rtx_costs): Likewise.
5063 * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete.
5064 (riscv_slow_unaligned_access): Likewise.
5065 * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to...
5066 (riscv_slow_unaligned_access_p): ...this and make static.
5067 (riscv_option_override): Update accordingly.
5068 (riscv_slow_unaligned_access): New function.
5069 (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
5070 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete.
5071 * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
5072 (rs6000_slow_unaligned_access): New function.
5073 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
5074 (rs6000_rtx_costs): Likewise.
5075 * config/rs6000/rs6000-string.c (expand_block_compare)
5076 (expand_strn_compare): Use targetm.slow_unaligned_access instead
5077 of SLOW_UNALIGNED_ACCESS.
5078 * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete.
5079 * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete.
5080 * calls.c (expand_call): Use targetm.slow_unaligned_access instead
5081 of SLOW_UNALIGNED_ACCESS.
5082 * expmed.c (simple_mem_bitfield_p): Likewise.
5083 * expr.c (alignment_for_piecewise_move): Likewise.
5084 (emit_group_load_1): Likewise.
5085 (emit_group_store): Likewise.
5086 (copy_blkmode_from_reg): Likewise.
5087 (emit_push_insn): Likewise.
5088 (expand_assignment): Likewise.
5089 (store_field): Likewise.
5090 (expand_expr_real_1): Likewise.
5091 * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise.
5092 * lra-constraints.c (simplify_operand_subreg): Likewise.
5093 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
5094 * gimple-ssa-store-merging.c: Likewise in block comment at start
5096 * tree-ssa-strlen.c: Include target.h.
5097 (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead
5098 of SLOW_UNALIGNED_ACCESS.
5099 * system.h (SLOW_UNALIGNED_ACCESS): Poison.
5101 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
5103 PR rtl-optimization/82185
5104 * expmed.c (emit_store_flag_int): Only test tem if it has been
5107 2017-09-12 Richard Biener <rguenther@suse.de>
5110 * match.pd ((FTYPE) N CMP CST): Fix typo.
5112 2017-09-12 Simon Atanasyan <simon.atanasyan@imgtec.com>
5114 * config/mips/mips.c (mips_attribute_table): Add 'short_call'
5116 (mips_near_type_p): Add 'short_call' attribute as a synonym
5118 * doc/extend.texi (short_call): Document new function attribute.
5120 2017-09-12 Jakub Jelinek <jakub@redhat.com>
5123 * c-common.c (sync_resolve_size): Instead of c_dialect_cxx ()
5124 assertion check that in the condition.
5125 (get_atomic_generic_size): Likewise. Before testing if parameter
5126 has pointer type, if it has array type, call for C++
5127 default_conversion to perform array-to-pointer conversion.
5129 2017-09-12 Richard Biener <rguenther@suse.de>
5131 * tree-vect-generic.c (expand_vector_operations_1): Do nothing
5132 for operations we cannot scalarize.
5134 2017-09-12 Aldy Hernandez <aldyh@redhat.com>
5136 * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC
5137 vectors heap vectors. Clean up comments.
5138 Make visited_bbs a reference.
5139 (profitable_jump_thread_path): Make GC
5140 vectors heap vectors. Clean up comments.
5142 (convert_and_register_jump_thread_path): Make GC vectors heap
5144 (check_subpath_and_update_thread_path): Same. Clean up comments.
5145 Make visited_bbs a reference.
5146 (handle_phi): Abstract common code to to
5147 register_jump_thread_path_if_profitable.
5148 Rename VAR_BB to DEF_BB.
5150 Make GC vectors heap vectors.
5151 Make visited_bbs a reference.
5152 (handle_assignment): Same.
5153 (register_jump_thread_path_if_profitable): New.
5154 (fsm_find_control_statement_thread_paths): Rename VAR_BB to
5156 Make GC vectors heap vectors. Clean up comments.
5157 Make visited_bbs a reference.
5158 (find_jump_threads_backwards): Make visited_bbs live in the stack.
5159 * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in
5162 2017-09-11 Max Filippov <jcmvbkbc@gmail.com>
5165 * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both
5166 words of E_DImode object are reachable by xtensa_uimm8x4 access.
5168 2017-09-11 Vidya Praveen <vidyapraveen@arm.com>
5170 Revert r251800 and r251799.
5172 2017-09-11 Martin Jambor <mjambor@suse.cz>
5175 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in
5176 arguments in advance.
5177 * hsa-regalloc.c (naive_process_phi): New parameter predecessors,
5178 use it to find predecessor edges.
5179 (naive_outof_ssa): Collect vector of predecessors.
5181 2017-09-08 Jason Merrill <jason@redhat.com>
5183 PR c++/70029 - ICE with ref-qualifier and -flto
5184 * langhooks.h (struct lang_hooks_for_types): Add
5185 copy_lang_qualifiers.
5186 * attribs.c (build_type_attribute_qual_variant): Use it.
5187 * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to
5189 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
5190 * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check.
5192 2017-09-08 Eric Botcazou <ebotcazou@adacore.com>
5195 * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32.
5196 (*mulsi3_sp64): New instruction.
5197 (mulsi3): New expander.
5199 2017-09-08 Uros Bizjak <ubizjak@gmail.com>
5201 * config/alpha/alpha.c (alpha_print_operand) <case 'S'>: Remove.
5203 2017-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5205 * sancov.c: Include memmodel.h.
5207 2017-09-07 Eric Botcazou <ebotcazou@adacore.com>
5210 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too
5213 2017-09-07 Carl Love <cel@us.ibm.com>
5215 * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
5216 the sldi instruction.
5218 2017-09-07 David Edelsohn <dje.gcc@gmail.com>
5220 * sancov.c: Include tm_p.h.
5222 2017-09-07 Jakub Jelinek <jakub@redhat.com>
5225 * output.h (switch_to_other_text_partition): New declaration.
5226 * varasm.c (switch_to_other_text_partition): New function.
5227 * config/rs6000/rs6000.c (uses_TOC): Return 2 if
5228 NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn.
5229 (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch
5230 to the other text partition before emitting LCL label and switch back
5231 after emitting the word after it.
5233 2017-09-07 Richard Biener <rguenther@suse.de>
5235 * passes.def (pass_split_crit_edges): Remove instance before PRE.
5236 * tree-ssa-pre.c (pass_pre::execute): Instead manually split
5237 critical edges here, after loop init.
5238 (pass_data_pre): Remove PROP_no_crit_edges flags.
5239 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize
5240 for valueization of call args to avoid leaking VN_TOP.
5241 (visit_use): Assert we do not visit default defs.
5242 (init_scc_vn): Use build_decl for VN_TOP to make name nicer.
5243 Use error_mark_node to more easily detect leaking VN_TOP.
5244 All default-defs are varying, not VN_TOP. Mark them visited.
5245 (run_scc_vn): Make code match comment.
5247 2017-09-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5249 * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete
5250 OPTION_MASK_FLOAT128_KEYWORD.
5251 (POWERPC_MASKS): Likewise.
5252 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete
5253 support for the -mfloat128-type option, and make -mfloat128
5254 default on PowerPC Linux systems. Define or undefine
5255 __FLOAT128__ and __FLOAT128_HARDWARE__ for the current options.
5256 Define __float128 to be __ieee128 if IEEE 128-bit support is
5257 enabled, or undefine it.
5258 (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here.
5259 Delete defining __FLOAT128_TYPE__.
5260 * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the
5261 -mfloat128-type option and make -mfloat128 default on PowerPC
5263 (TARGET_FLOAT128_TYPE): Likewise.
5264 (-mfloat128-type): Likewise.
5265 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5266 Delete the -mfloat128-type option and make -mfloat128 default on
5267 PowerPC Linux systems. Always use __ieee128 to be the keyword for
5268 the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE
5269 128-bit floating point is enabled. Change tests from using
5270 -mfloat128-type to -mfloat128.
5271 (rs6000_mangle_type): Use the correct mangling for the __float128
5272 type even if normal long double is restricted to 64-bits.
5273 (floatn_mode): Enable the _Float128 type by default on VSX Linux
5275 * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete.
5276 (MASK_FLOAT128_KEYWORD): Define new shortcut macro.
5277 (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not
5279 * doc/invoke.texi (RS/6000 and PowerPC Options): Update
5280 documentation for -mfloat128.
5282 2017-09-06 Olivier Hainque <hainque@adacore.com>
5284 * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe.
5286 2017-09-06 Wish Wu <wishwu007@gmail.com>
5287 Jakub Jelinek <jakub@redhat.com>
5289 * asan.c (initialize_sanitizer_builtins): Add
5290 BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16,
5291 BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64,
5292 BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and
5293 BT_FN_VOID_UINT64_PTR variables.
5294 * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type.
5295 (BT_FN_VOID_UINT16_UINT16): Likewise.
5296 (BT_FN_VOID_UINT32_UINT32): Likewise.
5297 (BT_FN_VOID_FLOAT_FLOAT): Likewise.
5298 (BT_FN_VOID_DOUBLE_DOUBLE): Likewise.
5299 (BT_FN_VOID_UINT64_PTR): Likewise.
5300 * common.opt (flag_sanitize_coverage): New variable.
5301 (fsanitize-coverage=trace-pc): Remove.
5302 (fsanitize-coverage=): Add.
5303 * flag-types.h (enum sanitize_coverage_code): New enum.
5304 * fold-const.c (fold_range_test): Disable non-short-circuit
5305 optimization if flag_sanitize_coverage.
5306 (fold_truth_andor): Likewise.
5307 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
5308 * opts.c (COVERAGE_SANITIZER_OPT): Define.
5309 (coverage_sanitizer_opts): New array.
5310 (get_closest_sanitizer_option): Add OPTS argument, handle also
5311 OPT_fsanitize_coverage_.
5312 (parse_sanitizer_options): Adjusted to also handle
5313 OPT_fsanitize_coverage_.
5314 (common_handle_option): Add OPT_fsanitize_coverage_.
5315 * sancov.c (instrument_comparison, instrument_switch): New function.
5316 (sancov_pass): Add trace-cmp support.
5317 * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1,
5318 BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4,
5319 BUILT_IN_SANITIZER_COV_TRACE_CMP8,
5320 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1,
5321 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2,
5322 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4,
5323 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8,
5324 BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD,
5325 BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins.
5326 * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp.
5328 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
5330 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
5331 error. Only quit immediately if parsing is complete.
5332 (BEGIN): Initialize fatal_err and parse_done.
5333 (begin fpu, end fpu): Check number of arguments.
5334 (begin arch, end arch): Likewise.
5335 (begin cpu, end cpu): Likewise.
5336 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
5337 (optalias): Likewise.
5339 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
5341 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
5342 * config/arm/arm-isa.h: Delete. Move definitions to ...
5343 * arm-cpus.in: ... here. Use new feature and fgroup values.
5344 * config/arm/arm.c (arm_option_override): Use lower case for feature
5346 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
5347 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
5348 * config/arm/parsecpu.awk (END): Add new command 'isa'.
5350 (print_isa_bits_for): New function.
5351 (gen_isa): New function.
5352 (gen_comm_data): Use print_isa_bits_for.
5353 (define feature): New keyword.
5354 (define fgroup): New keyword.
5355 * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h
5356 (arm-isa.h): Add rule to generate file.
5357 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
5358 case for feature bit names.
5360 2017-09-06 Richard Biener <rguenther@suse.de>
5362 * tree-ssa-pre.c (NECESSARY): Remove.
5363 (create_expression_by_pieces): Do not touch pass-local flags.
5364 (insert_into_preds_of_block): Likewise.
5365 (do_pre_regular_insertion): Likewise.
5366 (eliminate_insert): Likewise.
5367 (eliminate_dom_walker::before_dom_children): Likewise.
5368 (fini_eliminate): Do not look at inserted_exprs.
5369 (mark_operand_necessary): Remove.
5370 (remove_dead_inserted_code): Replace with simple work-list
5371 algorithm based on inserted_exprs and SSA uses.
5372 (pass_pre::execute): Re-order fini_eliminate and
5373 remove_dead_inserted_code.
5375 2017-09-06 Olivier Hainque <hainque@adacore.com>
5377 * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition
5378 for VxWorks 7. Adjust surrounding comments.
5380 2017-09-06 Richard Biener <rguenther@suse.de>
5382 * gimple-ssa-strength-reduction.c
5383 (find_candidates_dom_walker::before_dom_children): Also allow
5386 2017-09-06 Richard Biener <rguenther@suse.de>
5388 PR tree-optimization/82108
5389 * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment
5390 for gap in the non-permutation SLP case.
5392 2017-09-06 Martin Jambor <mjambor@suse.cz>
5394 PR tree-optimization/82078
5395 * tree-sra.c (sort_and_splice_var_accesses): Move call to
5396 add_access_to_work_queue...
5397 (build_accesses_from_assign): ...here.
5398 (propagate_all_subaccesses): Make sure racc is the group
5399 representative, if there is one.
5401 2017-09-06 Jakub Jelinek <jakub@redhat.com>
5404 * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with
5407 2017-09-06 Richard Biener <rguenther@suse.de>
5409 * gimple-ssa-strength-reduction.c
5410 (find_candidates_dom_walker::before_doom_children): Use a
5411 type and not a mode check.
5413 2017-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
5416 * config/arm/predicates.md (arm_general_adddi_operand): Create new
5418 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates.
5420 2017-09-05 Jeff Law <law@redhat.com>
5422 PR tree-optimization/64910
5423 * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to
5424 cases where we have 3 or more operands.
5426 2017-09-05 Jakub Jelinek <jakub@redhat.com>
5429 * omp-low.c (lower_omp_for): Recompute tree invariant if
5430 gimple_omp_for_initial/final is ADDR_EXPR.
5433 * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR
5434 into gimple val before gimplification fo the COND_EXPR.
5436 2017-09-05 Aldy Hernandez <aldyh@redhat.com>
5438 * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused
5439 REGION_COPY argument.
5440 (thread_through_all_blocks): Remove unused argument to
5441 duplicate_thread_path.
5443 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5444 Alan Hayward <alan.hayward@arm.com>
5445 David Sherwood <david.sherwood@arm.com>
5447 * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp):
5448 Take a scalar_mode rather than a machine_mode.
5449 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5450 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise.
5451 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5452 (aarch64_gen_adjusted_ldpstp): Likewise.
5453 (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode.
5455 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5456 Alan Hayward <alan.hayward@arm.com>
5457 David Sherwood <david.sherwood@arm.com>
5459 * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract):
5460 Take a scalar_int_mode instead of a machine_mode.
5461 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
5462 (aarch64_output_scalar_simd_mov_immediate): Likewise.
5463 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
5464 (aarch64_simd_attr_length_rglist): Delete.
5465 * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take
5466 a scalar_int_mode instead of a machine_mode.
5467 (aarch64_add_offset): Likewise.
5468 (aarch64_internal_mov_immediate): Likewise
5469 (aarch64_add_constant_internal): Likewise.
5470 (aarch64_add_constant): Likewise.
5471 (aarch64_movw_imm): Likewise.
5472 (aarch64_rtx_arith_op_extract_p): Likewise.
5473 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
5474 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
5475 Remove assert that the mode isn't a vector.
5476 (aarch64_output_scalar_simd_mov_immediate): Likewise.
5477 (aarch64_expand_mov_immediate): Update calls after above changes.
5478 (aarch64_output_casesi): Use as_a <scalar_int_mode>.
5479 (aarch64_and_bitmask_imm): Check for scalar integer modes.
5480 (aarch64_move_imm): Likewise.
5481 (aarch64_can_const_movi_rtx_p): Likewise.
5482 (aarch64_strip_extend): Likewise.
5483 (aarch64_extr_rtx_p): Likewise.
5484 (aarch64_rtx_costs): Likewise, using wode_mode as the mode of
5485 a CONST_INT when the mode parameter is VOIDmode.
5486 (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary.
5488 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5490 * machmode.h (bitwise_mode_for_mode): Return opt_mode.
5491 * stor-layout.c (bitwise_mode_for_mode): Likewise.
5492 (bitwise_type_for_mode): Update accordingly.
5494 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5496 * stor-layout.h (mode_for_size_tree): Return an opt_mode.
5497 * stor-layout.c (mode_for_size_tree): Likewise.
5498 (mode_for_array): Update accordingly.
5499 (layout_decl): Likewise.
5500 (compute_record_mode): Likewise. Only set the mode once.
5502 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5504 * target.def (get_mask_mode): Change return type to opt_mode.
5506 * doc/tm.texi: Regenerate.
5507 * targhooks.h (default_get_mask_mode): Return an opt_mode.
5508 * targhooks.c (default_get_mask_mode): Likewise.
5509 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
5510 * optabs-query.c (can_vec_mask_load_store_p): Update use of
5511 targetm.get_mask_mode.
5512 * tree.c (build_truth_vector_type): Likewise.
5514 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5516 * machmode.h (mode_for_vector): Return an opt_mode.
5517 * stor-layout.c (mode_for_vector): Likewise.
5518 (mode_for_int_vector): Update accordingly.
5519 (layout_type): Likewise.
5520 * config/i386/i386.c (emit_memmov): Likewise.
5521 (ix86_expand_set_or_movmem): Likewise.
5522 (ix86_expand_vector_init): Likewise.
5523 (ix86_get_mask_mode): Likewise.
5524 * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1):
5526 * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise.
5527 * expmed.c (extract_bit_field_1): Likewise.
5528 * expr.c (expand_expr_real_2): Likewise.
5529 * optabs-query.c (can_vec_perm_p): Likewise.
5530 (can_vec_mask_load_store_p): Likewise.
5531 * optabs.c (expand_vec_perm): Likewise.
5532 * targhooks.c (default_get_mask_mode): Likewise.
5533 * tree-vect-stmts.c (vectorizable_store): Likewise.
5534 (vectorizable_load): Likewise.
5535 (get_vectype_for_scalar_type_and_size): Likewise.
5537 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5539 * machmode.h (mode_for_int_vector): New function.
5540 * stor-layout.c (mode_for_int_vector): Likewise.
5541 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it.
5542 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise.
5543 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
5544 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
5545 (s390_expand_vcond): Likewise.
5547 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5549 * machmode.h (opt_machine_mode): New type.
5550 (opt_mode<T>): Allow construction from anything that can be
5552 (is_a, as_a, dyn_cast): Add overloads for opt_mode.
5553 (mode_for_size): Return an opt_machine_mode.
5554 * stor-layout.c (mode_for_size): Likewise.
5555 (mode_for_size_tree): Update call accordingly.
5556 (bitwise_mode_for_mode): Likewise.
5557 (make_fract_type): Likewise.
5558 (make_accum_type): Likewise.
5559 * caller-save.c (replace_reg_with_saved_mem): Update call
5561 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
5562 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
5563 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
5564 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
5565 * expmed.c (extract_bit_field_1): Likewise.
5566 * reload.c (get_secondary_mem): Likewise.
5567 * varasm.c (assemble_integer): Likewise.
5568 * lower-subreg.c (simplify_subreg_concatn): Likewise. Move
5571 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5573 * machmode.h (decimal_float_mode_for_size): New function.
5574 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size.
5575 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
5576 (REAL_VALUE_TO_TARGET_SINGLE): Likewise.
5577 (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size.
5578 (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise.
5579 (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise.
5581 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5583 * builtins.c (expand_builtin_powi): Use int_mode_for_size.
5584 (get_builtin_sync_mode): Likewise.
5585 (expand_ifn_atomic_compare_exchange): Likewise.
5586 (expand_builtin_atomic_clear): Likewise.
5587 (expand_builtin_atomic_test_and_set): Likewise.
5588 (fold_builtin_atomic_always_lock_free): Likewise.
5589 * calls.c (compute_argument_addresses): Likewise.
5590 (emit_library_call_value_1): Likewise.
5591 (store_one_arg): Likewise.
5592 * combine.c (combine_instructions): Likewise.
5593 * config/aarch64/aarch64.c (aarch64_function_value): Likewise.
5594 * config/arm/arm.c (arm_function_value): Likewise.
5595 (aapcs_allocate_return_reg): Likewise.
5596 * config/c6x/c6x.c (c6x_expand_movmem): Likewise.
5597 * config/i386/i386.c (construct_container): Likewise.
5598 (ix86_gimplify_va_arg): Likewise.
5599 (ix86_expand_sse_cmp): Likewise.
5600 (emit_memmov): Likewise.
5601 (emit_memset): Likewise.
5602 (expand_small_movmem_or_setmem): Likewise.
5603 (ix86_expand_pextr): Likewise.
5604 (ix86_expand_pinsr): Likewise.
5605 * config/lm32/lm32.c (lm32_block_move_inline): Likewise.
5606 * config/microblaze/microblaze.c (microblaze_block_move_straight):
5608 * config/mips/mips.c (mips_function_value_1) Likewise.
5609 (mips_block_move_straight): Likewise.
5610 (mips_expand_ins_as_unaligned_store): Likewise.
5611 * config/powerpcspe/powerpcspe.c
5612 (rs6000_darwin64_record_arg_advance_flush): Likewise.
5613 (rs6000_darwin64_record_arg_flush): Likewise.
5614 * config/rs6000/rs6000.c
5615 (rs6000_darwin64_record_arg_advance_flush): Likewise.
5616 (rs6000_darwin64_record_arg_flush): Likewise.
5617 * config/sparc/sparc.c (sparc_function_arg_1): Likewise.
5618 (sparc_function_value_1): Likewise.
5619 * config/spu/spu.c (adjust_operand): Likewise.
5620 (spu_emit_branch_or_set): Likewise.
5621 (arith_immediate_p): Likewise.
5622 * emit-rtl.c (gen_lowpart_common): Likewise.
5623 * expr.c (expand_expr_real_1): Likewise.
5624 * function.c (assign_parm_setup_block): Likewise.
5625 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
5626 * reload1.c (alter_reg): Likewise.
5627 * stor-layout.c (mode_for_vector): Likewise.
5628 (layout_type): Likewise.
5630 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5632 * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode.
5633 (spu_convert_move): Likewise.
5634 * lower-subreg.c (resolve_simple_move): Likewise.
5636 2017-09-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5639 * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a
5640 define_insn to a define_expand.
5641 (altivec_vsum2sws_direct): New define_insn.
5642 (altivec_vsumsws): Convert from a define_insn to a define_expand.
5644 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
5646 * config/arm/arm.c (arm_option_params_internal): Improve setting of
5649 2017-09-05 H.J. Lu <hongjiu.lu@intel.com>
5654 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't
5655 realign stack if stack alignment needed is less than incoming
5658 2017-09-05 Marek Polacek <polacek@redhat.com>
5661 * convert.c (convert_to_integer_1) <case NEGATE_EXPR>: Move the ubsan
5664 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
5666 * explow.c (get_dynamic_stack_size): Improve dynamic alignment.
5668 2017-09-05 Richard Biener <rguenther@suse.de>
5670 PR tree-optimization/82084
5671 * fold-const.c (can_native_encode_string_p): Handle wide characters.
5673 2017-09-05 Richard Biener <rguenther@suse.de>
5675 PR tree-optimization/82102
5676 * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL.
5678 2017-09-05 Martin Liska <mliska@suse.cz>
5680 PR tree-optimization/82032
5681 * tree-cfg.c (generate_range_test): New function.
5682 * tree-cfg.h (generate_range_test): Declared here.
5683 * tree-cfgcleanup.c (convert_single_case_switch): New function.
5684 (cleanup_control_expr_graph): Use it.
5685 * tree-switch-conversion.c (try_switch_expansion): Remove
5687 (emit_case_nodes): Use generate_range_test.
5689 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
5692 * config/i386/i386.md (*<btsc><mode>_mask): Add
5693 TARGET_USE_BT to insn constraint.
5694 (*btr<mode>_mask): Ditto.
5696 2017-09-04 Wilco Dijkstra <wdijkstr@arm.com>
5698 * config/arm/arm.c (arm_legitimate_index_p): Add comment.
5699 (thumb2_legitimate_index_p): Use correct range for DI/DF mode.
5701 2017-09-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5704 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for
5705 TARGET_NEON and TARGET_IWMMXT.
5706 (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for
5707 TARGET_NEON and TARGET_IWMMXT.
5708 (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here.
5710 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
5712 * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype.
5713 (ix86_rewrite_tls_address): Ditto.
5714 * config/i386/i386.c (ix86_tls_address_pattern_p) New function.
5715 (ix86_rewrite_tls_address_1): Ditto.
5716 (ix86_rewrite_tls_address): Ditto.
5717 * config/i386/predicates.md (tls_address_pattern): New predicate.
5718 * config/i386/i386.md (TLS address splitter): New splitter.
5720 2017-09-04 Richard Biener <rguenther@suse.de>
5722 PR tree-optimization/82084
5723 * fold-const.h (can_native_encode_string_p): Declare.
5724 * fold-const.c (can_native_encode_string_p): Factor out from ...
5725 (native_encode_string): ... here.
5726 * tree-vect-stmts.c (vectorizable_store): Call it to avoid
5727 vectorizing stores from constants we later cannot handle.
5729 2017-09-04 Marek Polacek <polacek@redhat.com>
5732 * doc/invoke.texi: Update -Wtautological-compare documentation.
5734 2017-09-04 Jeff Law <law@redhat.com>
5736 PR tree-optimization/64910
5737 * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops,
5738 swap the first and last operand if the last is a constant.
5740 2017-09-04 Marek Polacek <polacek@redhat.com>
5743 * convert.c (do_narrow): When sanitizing signed integer overflows,
5744 bail out for signed types.
5745 (convert_to_integer_1) <case NEGATE_EXPR>: Likewise.
5747 2017-09-04 Richard Biener <rguenther@suse.de>
5749 PR tree-optimization/82060
5750 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5751 Move devirtualization after stmt folding and before EH/AB/noreturn
5752 cleanup to get the stmt refs canonicalized. Use a bool instead
5753 of gimple_modified_p since that doesn't work for NOPs. Schedule
5754 NOPs generated by folding for removal.
5756 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5757 Alan Hayward <alan.hayward@arm.com>
5758 David Sherwood <david.sherwood@arm.com>
5760 * coretypes.h (pad_direction): New enum.
5761 * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete.
5762 (FUNCTION_ARG_PADDING): Likewise.
5763 * target.def (function_arg_padding): New hook.
5764 * targhooks.h (default_function_arg_padding): Declare.
5765 * targhooks.c (default_function_arg_padding): New function.
5766 * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with...
5767 (TARGET_FUNCTION_ARG_PADDING): ...this.
5768 * doc/tm.texi: Regenerate.
5769 * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction
5770 instead of direction.
5771 (compute_argument_addresses): Likewise.
5772 (load_register_parameters): Likewise.
5773 (emit_library_call_value_1): Likewise.
5774 (store_one_arg): Use targetm.calls.function_arg_padding instead
5775 of FUNCTION_ARG_PADDING.
5776 (must_pass_in_stack_var_size_or_pad): Likewise.
5777 * expr.c (emit_group_load_1): Use pad_direction instead of direction.
5778 (emit_group_store): Likewise.
5779 (emit_single_push_insn_1): Use targetm.calls.function_arg_padding
5780 instead of FUNCTION_ARG_PADDING.
5781 (emit_push_insn): Likewise, and propagate enum change throughout
5783 * function.h (direction): Delete.
5784 (locate_and_pad_arg_data::where_pad): Use pad_direction instead
5786 * function.c (assign_parm_find_stack_rtl): Likewise.
5787 (assign_parm_setup_block_p): Likewise.
5788 (assign_parm_setup_block): Likewise.
5789 (gimplify_parameters): Likewise.
5790 (locate_and_pad_parm): Use targetm.calls.function_arg_padding
5791 instead of FUNCTION_ARG_PADDING, and propagate enum change throughout
5793 * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete.
5794 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
5795 * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete.
5796 * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with...
5797 (aarch64_function_arg_padding): ...this new function.
5798 (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction.
5799 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5800 * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete.
5801 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
5802 * config/arm/arm-protos.h (arm_pad_arg_upward): Delete.
5803 * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5804 (arm_pad_arg_upward): Replace with...
5805 (arm_function_arg_padding): ...this new function.
5806 * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead
5808 * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete.
5809 * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete.
5810 * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5811 (ia64_hpux_function_arg_padding): Replace with...
5812 (ia64_function_arg_padding): ...this new function. Use pad_direction
5813 instead of direction. Check for TARGET_HPUX.
5814 * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete.
5815 * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5816 (iq2000_function_arg_padding): New function.
5817 * config/mips/mips-protos.h (mips_pad_arg_upward): Delete.
5818 * config/mips/mips.c (mips_pad_arg_upward): Replace with...
5819 (mips_function_arg_padding): ...this new function.
5820 (mips_pad_reg_upward): Update accordingly.
5821 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5822 * config/mips/mips.h (PAD_VARARGS_DOWN): Use
5823 targetm.calls.function_arg_padding.
5824 (FUNCTION_ARG_PADDING): Delete.
5825 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
5826 * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete.
5827 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
5828 * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete.
5829 (nios2_block_reg_padding): Return pad_direction instead of direction.
5830 * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction
5831 instead of direction.
5832 (nios2_function_arg_padding): Likewise. Make static.
5833 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5834 * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete.
5835 (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding.
5836 * config/pa/pa-protos.h (pa_function_arg_padding): Delete.
5837 * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5838 (pa_function_arg_padding): Make static. Return pad_direction instead
5840 * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete.
5841 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
5842 * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction
5843 instead of direction. Use targetm.calls.function_arg_padding.
5844 * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise.
5845 * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise.
5846 * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise.
5847 * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete.
5848 * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING):
5850 (function_arg_padding): Rename to...
5851 (rs6000_function_arg_padding): ...this. Make static. Return
5852 pad_direction instead of direction.
5853 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
5854 * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete.
5855 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
5856 * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction
5857 instead of direction. Use targetm.calls.function_arg_padding.
5858 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise.
5859 * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise.
5860 * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise.
5861 * config/rs6000/rs6000-protos.h (function_arg_padding): Delete.
5862 * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5863 (function_arg_padding): Rename to...
5864 (rs6000_function_arg_padding): ...this. Make static. Return
5865 pad_direction instead of direction.
5866 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
5867 * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete.
5868 * config/s390/s390.c (s390_function_arg_padding): New function.
5869 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5870 * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete.
5871 * config/sparc/sparc-protos.h (function_arg_padding): Delete.
5872 * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5873 (function_arg_padding): Rename to...
5874 (sparc_function_arg_padding): ...this. Make static. Return
5875 pad_direction instead of direction.
5876 * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete.
5877 * config/spu/spu.c (spu_function_arg_padding): New function.
5878 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5879 * system.h (FUNCTION_ARG_PADDING): Poison.
5881 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5882 Alan Hayward <alan.hayward@arm.com>
5883 David Sherwood <david.sherwood@arm.com>
5885 * target.def (modes_tieable_p): New hook.
5886 * doc/tm.texi (MODES_TIEABLE_P): Replace with...
5887 (TARGET_MODES_TIEABLE_P): ...this.
5888 * doc/tm.texi.in: Regenerate.
5889 * hooks.h (hook_bool_mode_mode_true): Declare.
5890 * hooks.c (hook_bool_mode_mode_true): New function.
5891 * combine.c (subst): Use targetm.modes_tieable_p instead of
5893 * dse.c (find_shift_sequence): Likewise.
5894 * expmed.c (extract_low_bits): Likewise.
5895 * lower-subreg.c: Include target.h.
5896 (find_decomposable_subregs): Use targetm.modes_tieable_p instead of
5898 * rtlanal.c (rtx_cost): Likewise.
5899 * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete.
5900 * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete.
5901 * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static.
5902 (TARGET_MODES_TIEABLE_P): Redefine.
5903 * config/alpha/alpha.h (MODES_TIEABLE_P): Delete.
5904 * config/alpha/alpha.c (alpha_modes_tieable_p): New function.
5905 (TARGET_MODES_TIEABLE_P): Redefine.
5906 * config/arc/arc.h (MODES_TIEABLE_P): Delete.
5907 * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine.
5908 (arc_modes_tieable_p): New function.
5909 * config/arm/arm.h (MODES_TIEABLE_P): Delete.
5910 * config/arm/arm-protos.h (arm_modes_tieable_p): Delete.
5911 * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine.
5912 (arm_modes_tieable_p): Make static.
5913 * config/avr/avr.h (MODES_TIEABLE_P): Delete.
5914 * config/bfin/bfin.h (MODES_TIEABLE_P): Delete.
5915 * config/bfin/bfin.c (bfin_modes_tieable_p): New function.
5916 (TARGET_MODES_TIEABLE_P): Redefine.
5917 * config/c6x/c6x.h (MODES_TIEABLE_P): Delete.
5918 * config/c6x/c6x.c (c6x_modes_tieable_p): New function.
5919 (TARGET_MODES_TIEABLE_P): Redefine.
5920 * config/cr16/cr16.h (MODES_TIEABLE_P): Delete.
5921 * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine.
5922 (cr16_modes_tieable_p): New function.
5923 * config/cris/cris.h (MODES_TIEABLE_P): Delete.
5924 * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete.
5925 * config/fr30/fr30.h (MODES_TIEABLE_P): Delete.
5926 (TRULY_NOOP_TRUNCATION): Update comment.
5927 * config/frv/frv.h (MODES_TIEABLE_P): Delete.
5928 (TRULY_NOOP_TRUNCATION): Update comment.
5929 * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine.
5930 (frv_modes_tieable_p): New function.
5931 * config/ft32/ft32.h (MODES_TIEABLE_P): Delete.
5932 * config/h8300/h8300.h (MODES_TIEABLE_P): Delete.
5933 * config/h8300/h8300.c (h8300_modes_tieable_p): New function.
5934 (TARGET_MODES_TIEABLE_P): Redefine.
5935 * config/i386/i386.h (MODES_TIEABLE_P): Delete.
5936 * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete.
5937 * config/i386/i386.c (ix86_modes_tieable_p): Make static.
5938 (TARGET_MODES_TIEABLE_P): Redefine.
5939 * config/ia64/ia64.h (MODES_TIEABLE_P): Delete.
5940 * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine.
5941 (ia64_modes_tieable_p): New function.
5942 * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete.
5943 * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine.
5944 (iq2000_modes_tieable_p): New function.
5945 * config/lm32/lm32.h (MODES_TIEABLE_P): Delete.
5946 * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine.
5947 (lm32_modes_tieable_p): New function.
5948 * config/m32c/m32c.h (MODES_TIEABLE_P): Delete.
5949 * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete.
5950 * config/m32c/m32c.c (m32c_modes_tieable_p): Make static.
5951 (TARGET_MODES_TIEABLE_P): Redefine.
5952 * config/m32r/m32r.h (MODES_TIEABLE_P): Delete.
5953 * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine.
5954 (m32r_modes_tieable_p): New function.
5955 * config/m68k/m68k.h (MODES_TIEABLE_P): Delete.
5956 * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine.
5957 (m68k_modes_tieable_p): New function.
5958 * config/mcore/mcore.h (MODES_TIEABLE_P): Delete.
5959 * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine.
5960 (mcore_modes_tieable_p): New function.
5961 * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete.
5962 * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New
5964 (TARGET_MODES_TIEABLE_P): Redefine.
5965 * config/mips/mips.h (MODES_TIEABLE_P): Delete.
5966 * config/mips/mips-protos.h (mips_modes_tieable_p): Delete.
5967 * config/mips/mips.c (mips_modes_tieable_p): Make static.
5968 (TARGET_MODES_TIEABLE_P): Redefine.
5969 * config/mmix/mmix.h (MODES_TIEABLE_P): Delete.
5970 * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete.
5971 * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete.
5972 * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to...
5973 (mn10300_modes_tieable_p): ...this and make static.
5974 (TARGET_MODES_TIEABLE_P): Redefine.
5975 * config/moxie/moxie.h (MODES_TIEABLE_P): Delete.
5976 * config/msp430/msp430.h (MODES_TIEABLE_P): Delete.
5977 * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete.
5978 * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine.
5979 (msp430_modes_tieable_p): Make static.
5980 * config/nds32/nds32.h (MODES_TIEABLE_P): Delete.
5981 * config/nds32/nds32.c (nds32_modes_tieable_p): New function.
5982 (TARGET_MODES_TIEABLE_P): Redefine.
5983 * config/nios2/nios2.h (MODES_TIEABLE_P): Delete.
5984 * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete.
5985 * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function.
5986 (TARGET_MODES_TIEABLE_P): Redefine.
5987 * config/pa/pa.h (MODES_TIEABLE_P): Delete.
5988 * config/pa/pa-protos.h (pa_modes_tieable_p): Delete.
5989 * config/pa/pa.c (pa_modes_tieable_p): Make static.
5990 (TARGET_MODES_TIEABLE_P): Redefine.
5991 * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete.
5992 * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine.
5993 (pdp11_modes_tieable_p): New function.
5994 * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete.
5995 * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine.
5996 (rs6000_modes_tieable_p): New function.
5997 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
5998 * config/powerpcspe/powerpcspe.md: Update comment.
5999 * config/riscv/riscv.h (MODES_TIEABLE_P): Delete.
6000 * config/riscv/riscv.c (riscv_modes_tieable_p): New function.
6001 (TARGET_MODES_TIEABLE_P): Redefine.
6002 * config/rl78/rl78.h (MODES_TIEABLE_P): Delete.
6003 * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine.
6004 (rl78_modes_tieable_p): New function.
6005 * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete.
6006 * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine.
6007 (rs6000_modes_tieable_p): New function.
6008 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
6009 * config/rs6000/rs6000.md: Update comment.
6010 * config/rx/rx.h (MODES_TIEABLE_P): Delete.
6011 * config/rx/rx.c (rx_modes_tieable_p): New function.
6012 (TARGET_MODES_TIEABLE_P): Redefine.
6013 * config/s390/s390.h (MODES_TIEABLE_P): Delete.
6014 * config/s390/s390.c (s390_modes_tieable_p): New function.
6015 (TARGET_MODES_TIEABLE_P): Redefine.
6016 * config/sh/sh.h (MODES_TIEABLE_P): Delete.
6017 * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine.
6018 (sh_modes_tieable_p): New function.
6019 * config/sparc/sparc.h (MODES_TIEABLE_P): Delete.
6020 * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete.
6021 * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine.
6022 (sparc_modes_tieable_p): Make static.
6023 * config/spu/spu.h (MODES_TIEABLE_P): Delete.
6024 * config/spu/spu.c (spu_modes_tieable_p): New function.
6025 (TARGET_MODES_TIEABLE_P): Redefine.
6026 * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete.
6027 * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function.
6028 (TARGET_MODES_TIEABLE_P): Redefine.
6029 * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete.
6030 * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete.
6031 * config/v850/v850.h (MODES_TIEABLE_P): Delete.
6032 * config/v850/v850.c (v850_modes_tieable_p): New function.
6033 (TARGET_MODES_TIEABLE_P): Redefine.
6034 * config/vax/vax.h (MODES_TIEABLE_P): Delete.
6035 * config/visium/visium.h (MODES_TIEABLE_P): Delete.
6036 * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine.
6037 (visium_modes_tieable_p): New function.
6038 * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete.
6039 * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine.
6040 (xtensa_modes_tieable_p): New function.
6041 * system.h (MODES_TIEABLE_P): Poison.
6043 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
6044 Alan Hayward <alan.hayward@arm.com>
6045 David Sherwood <david.sherwood@arm.com>
6047 * target.def (hard_regno_mode_ok): New hook.
6048 * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
6049 (TARGET_HARD_REGNO_MODE_OK): ...this.
6050 * doc/tm.texi.in: Regenerate.
6051 * hooks.h (hook_bool_uint_mode_true): Declare.
6052 * hooks.c (hook_bool_uint_mode_true): New function.
6053 * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
6055 * genpreds.c (write_insn_preds_c): Add an include of target.h.
6056 * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
6057 instead of HARD_REGNO_MODE_OK.
6058 * caller-save.c: Include target.h.
6059 (reg_save_code): Use targetm.hard_regno_mode_ok instead of
6061 * combine.c (can_combine_p): Likewise.
6062 (combinable_i3pat): Likewise.
6063 (can_change_dest_mode): Likewise.
6064 * expr.c (init_expr_target): Likewise.
6065 (convert_move): Likewise.
6066 (convert_modes): Likewise.
6067 * ira.c (setup_prohibited_class_mode_regs): Likewise.
6068 (setup_prohibited_mode_move_regs): Likewise.
6069 * ira.h (target_ira): Likewise.
6070 * lra-assigns.c (find_hard_regno_for_1): Likewise.
6071 * lra-constraints.c (process_alt_operands): Likewise.
6072 (split_reg): Likewise.
6073 * recog.c (peep2_find_free_register): Likewise.
6074 * ree.c (combine_reaching_defs): Likewise.
6075 * regcprop.c (maybe_mode_change): Likewise.
6076 * reginfo.c (init_reg_sets_1): Likewise.
6077 (choose_hard_reg_mode): Likewise.
6078 (simplifiable_subregs): Likewise.
6079 * regrename.c (check_new_reg_p): Likewise.
6080 * reload.c (find_valid_class): Likewise.
6081 (find_valid_class_1): Likewise.
6082 (reload_inner_reg_of_subreg): Likewise.
6083 (push_reload): Likewise.
6084 (combine_reloads): Likewise.
6085 (find_dummy_reload): Likewise.
6086 (find_reloads): Likewise.
6087 * reload1.c (find_reg): Likewise.
6088 (set_reload_reg): Likewise.
6089 (allocate_reload_reg): Likewise.
6090 (choose_reload_regs): Likewise.
6091 (reload_adjust_reg_for_temp): Likewise.
6092 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
6093 (simplify_subreg_regno): Likewise.
6094 * sel-sched.c (init_regs_for_mode): Likewise.
6095 * varasm.c (make_decl_rtl): Likewise.
6096 * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
6097 (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
6099 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
6100 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
6101 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6102 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
6103 * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
6104 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6105 * config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
6106 (arc_mode_class): Delete.
6107 (HARD_REGNO_MODE_OK): Delete.
6108 * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6109 (arc_hard_regno_mode_ok): Rename old array to...
6110 (arc_hard_regno_mode_ok_modes): ...this.
6111 (arc_conditional_register_usage): Update accordingly.
6112 (arc_mode_class): Make static.
6113 (arc_hard_regno_mode_ok): New function.
6114 * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
6115 * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
6116 * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6117 (arm_hard_regno_mode_ok): Make static.
6118 * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
6120 * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
6121 * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
6122 * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
6124 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6125 * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
6126 * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
6127 * config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
6128 (bfin_hard_regno_mode_ok): ...this. Make static and return a bool.
6129 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6130 * config/bfin/predicates.md (valid_reg_operand): Use
6131 targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
6132 * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
6133 * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
6134 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6135 * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
6136 * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
6137 * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6138 (cr16_hard_regno_mode_ok): Make static and return a bool.
6139 * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
6140 * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6141 (cris_hard_regno_mode_ok): New function.
6142 * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
6143 (epiphany_mode_class): Delete.
6144 (HARD_REGNO_MODE_OK): Delete.
6145 * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
6146 * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6147 (hard_regno_mode_ok): Rename to...
6148 (epiphany_hard_regno_mode_ok): ...this. Make static and return a bool.
6149 * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
6150 * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
6152 * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
6153 * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
6154 * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6155 (frv_hard_regno_mode_ok): Make static and return a bool.
6156 * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
6158 * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
6159 * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
6160 * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
6161 * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
6163 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6164 * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
6165 * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
6166 * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
6168 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6169 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
6170 * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6171 (ia64_hard_regno_mode_ok): New function.
6172 * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
6173 * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6174 (iq2000_hard_regno_mode_ok): New function.
6175 * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
6176 * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6177 (lm32_hard_regno_mode_ok): New function.
6178 * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
6179 * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
6180 * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
6181 instead of HARD_REGNO_MODE_OK.
6182 (m32c_hard_regno_ok): Rename to...
6183 (m32c_hard_regno_mode_ok): ...this. Make static and return a bool.
6184 (m32c_cannot_change_mode_class): Update accordingly.
6185 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6186 * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
6187 (m32r_mode_class): Delete.
6188 (HARD_REGNO_MODE_OK): Delete.
6189 * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6190 (m32r_hard_regno_mode_ok): Rename to...
6191 (m32r_hard_regno_modes): ...this.
6192 (m32r_mode_class): Make static.
6193 (m32r_hard_regno_mode_ok): New function.
6194 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
6195 * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
6196 * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6197 (m68k_hard_regno_mode_ok): Make static.
6198 * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
6199 * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6200 (mcore_hard_regno_mode_ok): New function.
6201 * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
6202 (HARD_REGNO_MODE_OK): Delete.
6203 * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
6205 (microblaze_hard_regno_mode_ok_p): ...this and make static.
6206 (microblaze_hard_regno_mode_ok): New function.
6207 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6208 * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
6209 (mips_hard_regno_mode_ok): Delete.
6210 * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
6211 (mips_hard_regno_mode_ok_p): ...this and make static.
6212 (mips_hard_regno_mode_ok_p): Rename to...
6213 (mips_hard_regno_mode_ok_uncached): ...this.
6214 (mips_hard_regno_mode_ok): New function.
6215 (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
6216 of HARD_REGNO_MODE_OK.
6217 (mips_option_override): Update after above name changes.
6218 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6219 * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
6220 * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
6221 * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
6222 * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
6223 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6224 * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
6225 * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
6226 * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
6227 * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6228 (msp430_hard_regno_mode_ok): Make static and return a bool.
6229 * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
6230 * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
6231 * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
6233 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6234 * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
6235 * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
6236 * config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
6237 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
6238 (PA_HARD_REGNO_MODE_OK): ...this
6239 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
6240 (PA_HARD_REGNO_MODE_OK): ...this.
6241 * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6242 (pa_hard_regno_mode_ok): New function.
6243 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
6244 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6245 (pdp11_hard_regno_mode_ok): New function.
6246 * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
6247 * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
6249 * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
6251 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6252 (rs6000_hard_regno_mode_ok): Rename to...
6253 (rs6000_hard_regno_mode_ok_uncached): ...this.
6254 (rs6000_init_hard_regno_mode_ok): Update accordingly.
6255 (rs6000_hard_regno_mode_ok): New function.
6256 * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
6257 * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
6258 * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
6259 (riscv_hard_regno_mode_ok): ...this and make static.
6260 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6261 * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
6262 * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
6263 * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6264 (rl78_hard_regno_mode_ok): Make static and return bool.
6265 * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
6266 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
6268 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
6269 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6270 (rs6000_hard_regno_mode_ok): Rename to...
6271 (rs6000_hard_regno_mode_ok_uncached): ...this.
6272 (rs6000_init_hard_regno_mode_ok): Update accordingly.
6273 (rs6000_hard_regno_mode_ok): New function.
6274 * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
6275 * config/rx/rx.c (rx_hard_regno_mode_ok): New function.
6276 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6277 * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
6278 * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
6279 * config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
6280 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6281 * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
6282 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
6283 * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6284 (sh_hard_regno_mode_ok): Make static.
6285 * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
6286 instead of HARD_REGNO_MODE_OK.
6287 * config/sparc/sparc.h (hard_regno_mode_classes): Delete.
6288 (sparc_mode_class): Delete.
6289 (HARD_REGNO_MODE_OK): Delete.
6290 * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6291 (hard_regno_mode_classes): Make static.
6292 (sparc_mode_class): Likewise.
6293 (sparc_hard_regno_mode_ok): New function.
6294 * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
6295 * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
6296 * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
6298 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6299 * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
6300 * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
6301 * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
6302 * config/v850/v850.c (v850_hard_regno_mode_ok): New function.
6303 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6304 * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
6305 * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
6306 * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
6307 (visium_hard_regno_mode_ok): New function.
6308 * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
6309 instead of HARD_REGNO_MODE_OK.
6310 * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
6311 (HARD_REGNO_MODE_OK): Delete.
6312 * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
6313 (xtensa_hard_regno_mode_ok_p): ...this and make static.
6314 (xtensa_option_override): Update accordingly.
6315 (TARGET_HARD_REGNO_MODE_OK): Redefine.
6316 (xtensa_hard_regno_mode_ok): New function.
6317 * system.h (HARD_REGNO_MODE_OK): Poison.
6319 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
6320 Alan Hayward <alan.hayward@arm.com>
6321 David Sherwood <david.sherwood@arm.com>
6323 * target.def (hard_regno_call_part_clobbered): New hook.
6324 * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
6325 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
6326 * doc/tm.texi: Regenerate.
6327 * hooks.h (hook_bool_uint_mode_false): Declare.
6328 * hooks.c (hook_bool_uint_mode_false): New function.
6329 * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6330 * cselib.c (cselib_process_insn): Use
6331 targetm.hard_regno_call_part_clobbered instead of
6332 HARD_REGNO_CALL_PART_CLOBBERED.
6333 * ira-conflicts.c (ira_build_conflicts): Likewise.
6334 * ira-costs.c (ira_tune_allocno_costs): Likewise.
6335 * lra-constraints.c (need_for_call_save_p): Likewise.
6336 * lra-lives.c: Include target.h.
6337 (check_pseudos_live_through_calls): Use
6338 targetm.hard_regno_call_part_clobbered instead of
6339 HARD_REGNO_CALL_PART_CLOBBERED.
6340 * regcprop.c: Include target.h.
6341 (copyprop_hardreg_forward_1): Use
6342 targetm.hard_regno_call_part_clobbered instead of
6343 HARD_REGNO_CALL_PART_CLOBBERED.
6344 * reginfo.c (choose_hard_reg_mode): Likewise.
6345 * regrename.c (check_new_reg_p): Likewise.
6346 * reload.c (find_equiv_reg): Likewise.
6347 * reload1.c (emit_reload_insns): Likewise.
6348 * sched-deps.c (deps_analyze_insn): Likewise.
6349 * sel-sched.c (init_regs_for_mode): Likewise.
6350 (mark_unavailable_hard_regs): Likewise.
6351 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
6352 * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6353 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
6355 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
6356 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6357 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
6359 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
6361 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
6362 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6363 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
6365 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
6366 * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6367 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
6369 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
6370 * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
6372 * config/powerpcspe/powerpcspe.c
6373 (rs6000_hard_regno_call_part_clobbered): New function.
6374 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
6375 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6376 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
6378 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
6379 * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6380 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
6382 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
6383 * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
6384 * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.
6386 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
6387 Alan Hayward <alan.hayward@arm.com>
6388 David Sherwood <david.sherwood@arm.com>
6390 * rtl.h (subreg_memory_offset): Declare.
6391 * emit-rtl.c (subreg_memory_offset): New function.
6392 * expmed.c (store_bit_field_1): Use it.
6393 * expr.c (undefined_operand_subword_p): Likewise.
6394 * simplify-rtx.c (simplify_subreg): Likewise.
6396 2017-09-04 Alexander Monakov <amonakov@ispras.ru>
6398 PR rtl-optimization/57448
6401 * optabs.c (expand_atomic_load): Place compiler memory barriers if
6402 using atomic_load pattern.
6403 (expand_atomic_store): Likewise.
6405 2017-09-04 Jakub Jelinek <jakub@redhat.com>
6408 * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
6409 and UBSAN_BOUNDS internal calls. Clean up IFN_UBSAN_OBJECT_SIZE
6410 handling. Use replace_call_with_value with NULL instead of
6411 gsi_replace, unlink_stmt_vdef and release_defs.
6413 * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
6416 * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.
6418 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
6421 * rtl.h (emit_library_call_value_1): Declare.
6422 (emit_library_call): Replace declaration with a series of overloads.
6423 Remove the parameter count argument.
6424 (emit_library_call_value): Likewise.
6425 * calls.c (emit_library_call_value_1): Make global. Replace varargs
6426 with an "rtx_mode_t *".
6427 (emit_library_call_value): Delete.
6428 (emit_library_call): Likewise.
6429 * asan.c (asan_emit_stack_protection): Update calls accordingly.
6430 (asan_emit_allocas_unpoison): Likewise.
6431 * builtins.c (expand_builtin_powi): Likewise.
6432 (expand_asan_emit_allocas_unpoison): Likewise.
6433 * cfgexpand.c (expand_main_function): Likewise.
6434 * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
6435 * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
6436 * config/alpha/alpha.c (alpha_trampoline_init): Likewise.
6437 * config/arm/arm.c (arm_trampoline_init): Likewise.
6438 (arm_call_tls_get_addr): Likewise.
6439 (arm_expand_divmod_libfunc): Likewise.
6440 * config/bfin/bfin.md (umulsi3_highpart): Likewise.
6441 (smulsi3_highpart): Likewise.
6442 * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
6443 (c6x_expand_compare): Likewise.
6444 (c6x_expand_movmem): Likewise.
6445 * config/frv/frv.c (frv_trampoline_init): Likewise.
6446 * config/i386/i386.c (ix86_trampoline_init): Likewise.
6447 (ix86_expand_divmod_libfunc): Likewise.
6448 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
6449 (ia64_expand_compare): Likewise.
6450 (ia64_profile_hook): Likewise.
6451 * config/ia64/ia64.md (save_stack_nonlocal): Likewise.
6452 (nonlocal_goto): Likewise.
6453 (restore_stack_nonlocal): Likewise.
6454 * config/m32r/m32r.c (block_move_call): Likewise.
6455 (m32r_trampoline_init): Likewise.
6456 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
6457 * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
6458 (m68k_call_m68k_read_tp): Likewise.
6459 * config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
6460 (microblaze_expand_divide): Likewise.
6461 * config/mips/mips.h (mips_args): Likewise.
6462 * config/mips/sdemtk.h (mips_sync_icache): Likewise.
6463 (MIPS_ICACHE_SYNC): Likewise.
6464 * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
6465 (nios2_trampoline_init): Likewise.
6466 * config/pa/pa.c (hppa_tls_call): Likewise.
6467 (pa_trampoline_init): Likewise.
6468 * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
6469 * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
6470 (expand_strn_compare): Likewise.
6471 (rs6000_generate_compare): Likewise.
6472 (rs6000_expand_float128_convert): Likewise.
6473 (output_profile_hook): Likewise.
6474 (rs6000_trampoline_init): Likewise.
6475 * config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
6476 * config/riscv/riscv.h (PROFILE_HOOK): Likewise.
6477 * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
6478 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
6479 (rs6000_generate_compare): Likewise.
6480 (rs6000_expand_float128_convert): Likewise.
6481 (output_profile_hook): Likewise.
6482 (rs6000_trampoline_init): Likewise.
6483 * config/rs6000/rs6000.md (neg<mode>2): Likewise.
6484 * config/sh/sh.c (sh_trampoline_init): Likewise.
6485 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
6486 (sparc_emit_float_lib_cmp): Likewise.
6487 (sparc32_initialize_trampoline): Likewise.
6488 (sparc64_initialize_trampoline): Likewise.
6489 (sparc_profile_hook): Likewise.
6490 * config/spu/spu.c (ea_load_store): Likewise.
6491 * config/spu/spu.md (floatunssidf2): Likewise.
6492 * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
6493 * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
6494 * config/visium/visium.c (expand_block_move_4): Likewise.
6495 (expand_block_move_2): Likewise.
6496 (expand_block_move_1): Likewise.
6497 (expand_block_set_4): Likewise.
6498 (expand_block_set_2): Likewise.
6499 (expand_block_set_1): Likewise.
6500 (visium_trampoline_init): Likewise.
6501 (visium_profile_hook): Likewise.
6502 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
6503 (xtensa_setup_frame_addresses): Likewise.
6504 (xtensa_trampoline_init): Likewise.
6505 * except.c (sjlj_emit_function_enter): Likewise.
6506 (sjlj_emit_function_exit): Likewise.
6507 * explow.c (allocate_dynamic_stack_space): Likewise.
6508 (probe_stack_range): Likewise.
6509 * expr.c (convert_mode_scalar): Likewise.
6510 * optabs.c (expand_binop): Likewise.
6511 (expand_twoval_binop_libfunc): Likewise.
6512 (expand_unop): Likewise.
6513 (prepare_cmp_insn): Likewise.
6514 (prepare_float_lib_cmp): Likewise.
6515 (expand_float): Likewise.
6516 (expand_fix): Likewise.
6517 (expand_fixed_convert): Likewise.
6518 (maybe_emit_sync_lock_test_and_set): Likewise.
6519 (expand_atomic_compare_and_swap): Likewise.
6520 (expand_mem_thread_fence): Likewise.
6521 (expand_atomic_fetch_op): Likewise.
6523 2017-09-03 Gerald Pfeifer <gerald@pfeifer.com>
6525 * doc/generic.texi (OpenACC): Adjust URL.
6526 * doc/invoke.texi (C Dialect Options): Ditto.
6528 2017-09-03 Uros Bizjak <ubizjak@gmail.com>
6530 * config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
6531 predicate for operand 1. Add (m,<S>) constraint.
6532 (*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
6533 Prevent memory operand 1 with register operand 2.
6535 2017-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6537 PR rtl-optimization/82024
6538 * combine.c (try_combine): If the combination result is a PARALLEL,
6539 and we only need to retain the SET in there that would be placed
6540 at I2, check that we can place that at I3 instead, before doing so.
6542 2017-09-01 Jakub Jelinek <jakub@redhat.com>
6545 * config/i386/i386.c (ix86_init_large_pic_reg): Return label
6547 (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
6548 if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
6551 2017-09-01 Joerg Sonnenberger <joerg@bec.de>
6552 Jeff Law <law@redhat.com>
6554 * varasm.c (bss_initializer_p): Do not put constants into .bss
6555 (categorize_decl_for_section): Handle bss_initializer_p returning
6556 false when DECL_INITIAL is NULL.
6558 2017-09-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6561 * config/s390/s390.c (s390_can_inline_p): New function.
6563 2017-09-01 Jeff Law <law@redhat.com>
6565 PR tree-optimization/82052
6566 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
6567 Always initialize the returned slot after a hash table miss
6568 when INSERT is true.
6570 2017-09-01 Alexander Monakov <amonakov@ispras.ru>
6572 * config/s390/s390.md (mem_signal_fence): Remove.
6573 * doc/md.texi (mem_signal_fence): Remove.
6574 * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
6576 * target-insns.def (mem_signal_fence): Remove.
6578 2017-09-01 Jakub Jelinek <jakub@redhat.com>
6581 * doc/invoke.texi: Document -fsanitize=pointer-overflow.
6584 * asan.c (create_odr_indicator): Strip name encoding from assembler
6585 name before appending it after __odr_asan_.
6587 2017-09-01 Martin Liska <mliska@suse.cz>
6589 PR tree-optimization/82059
6590 * gimple-ssa-isolate-paths.c (isolate_path): Add profile and
6591 frequency only when an edge is redirected.
6593 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
6595 * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
6596 * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
6597 (arc_conditional_register_usage): Remove ARC600 lp_count
6599 (arc_file_start): Emit Tag_ARC_CPU_variation.
6600 (arc_can_use_doloop_p): New conditions to use ZOLs.
6601 (hwloop_fail): New function.
6602 (hwloop_optimize): Likewise.
6603 (hwloop_pattern_reg): Likewise.
6604 (arc_doloop_hooks): New struct, to be used with reorg_loops.
6605 (arc_reorg_loops): New function, calls reorg_loops.
6606 (arc_reorg): Call arc_reorg_loops. Remove old ZOL handling.
6607 (arc600_corereg_hazard): Remove ZOL checking, case handled by
6609 (arc_loop_hazard): Remove function, functionality moved into
6611 (arc_hazard): Remove arc_loop_hazard call.
6612 (arc_adjust_insn_length): Remove ZOL handling, functionality moved
6613 into hwloop_optimize.
6614 (arc_label_align): Remove ZOL handling.
6615 * config/arc/arc.h (LOOP_ALIGN): Changed to 0.
6616 * config/arc/arc.md (doloop_begin): Remove pattern.
6617 (doloop_begin_i): Likewise.
6618 (doloop_end_i): Likewise.
6619 (doloop_fallback): Likewise.
6620 (doloop_fallback_m): Likewise.
6621 (doloop_end): Reimplement expand.
6622 (arc_lp): New pattern for LP instruction.
6623 (loop_end): New pattern.
6624 (loop_fail): Likewise.
6625 (decrement_and_branch_until_zero): Likewise.
6626 * config/arc/arc.opt (mlpc-width): New option.
6627 * doc/invoke.texi (mlpc-width): Document option.
6629 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
6631 * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
6632 (arc_ccfsm_advance): Fix checking for delay slots.
6633 (arc_reorg): Add rtl dump after each call to arc_ifcvt.
6635 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
6637 * config/arc/arc.md (movqi_insn): Add stores to save constant long
6639 (movhi_insn): Update store instruction constraint which are saving
6640 6-bit short immediates.
6641 (movsi_insn): Consider also short scaled load operations.
6642 (zero_extendhisi2_i): Use Usd constraint instead of T.
6643 (extendhisi2_i): Add q constraint.
6644 (arc_clzsi2): Add type and length attributes.
6645 (arc_ctzsi2): Likewise.
6646 * config/arc/constraints.md (Usc): Update constraint, the
6647 assembler can parse two relocations for a single instruction.
6649 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
6651 * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
6652 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
6654 2017-08-31 Olivier Hainque <hainque@adacore.com>
6656 * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
6657 match as powerpc-wrs-vxworks*.
6659 2017-08-31 James Greenhalgh <james.greenhalgh@arm.com>
6661 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
6662 register constraint for by-element operand.
6663 (aarch64_mls_elt_merge<mode>): Likewise.
6665 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
6667 * config/arc/arc.c (arc_can_follow_jump): Check for short
6670 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
6672 * config.gcc: Use g.opt for arc.
6673 * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
6674 functionality moved to ...
6675 (legitimate_scaled_address_p): New function, ...here.
6676 (LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
6677 (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
6678 (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
6680 (arc_override_options): Handle G option.
6681 (arc_output_pic_addr_const): Correct function definition.
6682 (arc_legitimate_address_p): Use legitimate_scaled_address_p.
6683 (arc_decl_anon_ns_mem_p): Delete.
6684 (arc_in_small_data_p): Overhaul this function to take into
6685 consideration the value given via G option.
6686 (arc_rewrite_small_data_1): Renamed and corrected old
6687 arc_rewrite_small_data function.
6688 (arc_rewrite_small_data): New function.
6689 (small_data_pattern): Don't use pic_offset_table_rtx.
6690 * config/arc/arc.h (CC1_SPEC): Recognize G option.
6691 * config/arc/simdext.md (movmisalignv2hi): Use
6692 prepare_move_operands function.
6694 (movmisalign*): Likewise.
6695 * doc/invoke.texi (ARC options): Document -G option.
6697 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
6699 * config/arc/arc-protos.h (compact_sda_memory_operand): Update
6701 * config/arc/arc.c (arc_print_operand): Output scalled address for
6702 sdata whenever is possible.
6703 (arc_in_small_data_p): Allow sdata for 64bit datum when double
6704 load/stores are available.
6705 (compact_sda_memory_operand): Check for the alignment required by
6706 code density instructions.
6707 * config/arc/arc.md (movsi_insn): Use newly introduced Us0
6709 * config/arc/constraints.md (Usd): Update constraint.
6710 (Us0): New constraint.
6711 (Usc): Update constraint.
6713 2017-08-31 Richard Biener <rguenther@suse.de>
6716 * dwarf2out.c (dwarf2out_early_global_decl): Process each
6719 2017-08-31 Tamar Christina <tamar.christina@arm.com>
6721 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
6722 Resize type_signature.
6724 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
6725 Alan Hayward <alan.hayward@arm.com>
6726 David Sherwood <david.sherwood@arm.com>
6728 * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
6729 subregs whose inner modes can be stored in GPRs.
6730 (aarch64_classify_index): Likewise.
6732 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
6733 Alan Hayward <alan.hayward@arm.com>
6734 David Sherwood <david.sherwood@arm.com>
6736 * config/aarch64/iterators.md (V_cmp_result): Rename to...
6737 (V_INT_EQUIV): ...this.
6738 (v_cmp_result): Rename to...
6739 (v_int_equiv): ...this.
6740 * config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
6741 * config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
6742 (copysign<mode>3): Likewise.
6743 (aarch64_simd_bsl<mode>_internal): Likewise.
6744 (aarch64_simd_bsl<mode>): Likewise.
6745 (vec_cmp<mode><mode>): Likewise.
6746 (vcond<mode><mode>): Likewise.
6747 (vcond<v_cmp_mixed><mode>): Likewise.
6748 (vcondu<mode><v_cmp_mixed>): Likewise.
6749 (aarch64_cm<optab><mode>): Likewise.
6750 (aarch64_cmtst<mode>): Likewise.
6751 (aarch64_fac<optab><mode>): Likewise.
6752 (vec_perm_const<mode>): Likewise.
6753 (vcond_mask_<mode><v_cmp_result>): Rename to...
6754 (vcond_mask_<mode><v_int_equiv>): ...this.
6755 (vec_cmp<mode><v_cmp_result>): Rename to...
6756 (vec_cmp<mode><v_int_equiv>): ...this.
6758 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
6759 Alan Hayward <alan.hayward@arm.com>
6760 David Sherwood <david.sherwood@arm.com>
6762 * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
6764 * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
6765 * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
6766 (UNSPEC_LD4_DREG): New unspecs.
6767 * config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
6768 (aarch64_ld2<mode>_dreg_be): Replace with...
6769 (aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
6771 (aarch64_ld3<mode>_dreg_le)
6772 (aarch64_ld3<mode>_dreg_be): Replace with...
6773 (aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
6775 (aarch64_ld4<mode>_dreg_le)
6776 (aarch64_ld4<mode>_dreg_be): Replace with...
6777 (aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
6780 2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6782 PR tree-optimization/81987
6783 * gimple-ssa-strength-reduction.c (insert_initializers): Don't
6784 insert an initializer in a location not dominated by the stride
6787 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
6789 * tree-eh.c (lower_try_finally_switch): Set the location of the finally
6790 on the entire header of the finally block in the fallthru case.
6792 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
6794 * varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.
6796 2017-08-30 Pat Haugen <pthaugen@us.ibm.com>
6798 * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
6799 rs6000_emit_move_from_cr and call renamed function.
6800 (rs6000_emit_prologue): Call renamed functions.
6801 * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
6802 movesi_from_cr, remove volatile CRs.
6804 2017-08-30 Jon Beniston <jon@beniston.com>
6805 Richard Biener <rguenther@suse.de>
6807 * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
6808 of VECTOR_MODE_P check.
6809 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
6810 element vector types.
6812 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6814 * df.h (df_read_modify_subreg_p): Remove in favor of...
6815 * rtl.h (read_modify_subreg_p): ...this new function. Take a
6816 const_rtx instead of an rtx.
6817 * cprop.c (local_cprop_find_used_regs): Update accordingly.
6818 * df-problems.c (df_word_lr_mark_ref): Likewise.
6819 * ira-lives.c (mark_pseudo_reg_live): Likewise.
6820 (mark_pseudo_reg_dead): Likewise.
6821 (mark_ref_dead): Likewise.
6822 * reginfo.c (init_subregs_of_mode): Likewise.
6823 * sched-deps.c (sched_analyze_1): Likewise.
6824 * df-scan.c (df_def_record_1): Likewise.
6825 (df_uses_record): Likewise.
6826 (df_read_modify_subreg_p): Remove in favor of...
6827 * rtlanal.c (read_modify_subreg_p): ...this new function. Take a
6828 const_rtx instead of an rtx.
6830 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6831 Alan Hayward <alan.hayward@arm.com>
6832 David Sherwood <david.sherwood@arm.com>
6834 * rtl.h (partial_subreg_p): New function.
6835 * caller-save.c (save_call_clobbered_regs): Use it.
6836 * calls.c (expand_call): Likewise.
6837 * combine.c (combinable_i3pat): Likewise.
6838 (simplify_set): Likewise.
6839 (make_extraction): Likewise.
6840 (make_compound_operation_int): Likewise.
6841 (gen_lowpart_or_truncate): Likewise.
6842 (force_to_mode): Likewise.
6843 (make_field_assignment): Likewise.
6844 (reg_truncated_to_mode): Likewise.
6845 (record_truncated_value): Likewise.
6846 (move_deaths): Likewise.
6847 * cse.c (record_jump_cond): Likewise.
6848 (cse_insn): Likewise.
6849 * cselib.c (cselib_lookup_1): Likewise.
6850 * expmed.c (extract_bit_field_using_extv): Likewise.
6851 * function.c (assign_parm_setup_reg): Likewise.
6852 * ifcvt.c (noce_convert_multiple_sets): Likewise.
6853 * ira-build.c (create_insn_allocnos): Likewise.
6854 * lra-coalesce.c (merge_pseudos): Likewise.
6855 * lra-constraints.c (match_reload): Likewise.
6856 (simplify_operand_subreg): Likewise.
6857 (curr_insn_transform): Likewise.
6858 * lra-lives.c (process_bb_lives): Likewise.
6859 * lra.c (new_insn_reg): Likewise.
6860 (lra_substitute_pseudo): Likewise.
6861 * regcprop.c (mode_change_ok): Likewise.
6862 (maybe_mode_change): Likewise.
6863 (copyprop_hardreg_forward_1): Likewise.
6864 * reload.c (push_reload): Likewise.
6865 (find_reloads): Likewise.
6866 (find_reloads_subreg_address): Likewise.
6867 * reload1.c (alter_reg): Likewise.
6868 (eliminate_regs_1): Likewise.
6869 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
6871 2017-08-30 David Edelsohn <dje.gcc@gmail.com>
6873 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
6874 back to if statements, including unpack.
6876 2017-08-30 Martin Liska <mliska@suse.cz>
6879 * ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
6881 (func_checker::compare_asm_inputs_outputs): ... this function.
6882 (func_checker::compare_gimple_asm): Use the function to compare
6883 also ASM constrains.
6884 * ipa-icf-gimple.h: Rename the function.
6886 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6887 Alan Hayward <alan.hayward@arm.com>
6888 David Sherwood <david.sherwood@arm.com>
6890 * coretypes.h (complex_mode): New type.
6891 * gdbhooks.py (build_pretty_printer): Handle it.
6892 * machmode.h (complex_mode): New class.
6893 (complex_mode::includes_p): New function.
6894 (is_complex_int_mode): Likewise.
6895 (is_complex_float_mode): Likewise.
6896 * genmodes.c (get_mode_class): Handle complex mode classes.
6897 * function.c (expand_function_end): Use is_complex_int_mode.
6899 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6900 Alan Hayward <alan.hayward@arm.com>
6901 David Sherwood <david.sherwood@arm.com>
6903 * coretypes.h (scalar_mode_pod): New typedef.
6904 * gdbhooks.py (build_pretty_printer): Handle it.
6905 * machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
6906 * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
6907 * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
6908 * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
6911 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6912 Alan Hayward <alan.hayward@arm.com>
6913 David Sherwood <david.sherwood@arm.com>
6915 * machmode.h (mode_for_vector): Take a scalar_mode instead
6917 * stor-layout.c (mode_for_vector): Likewise.
6918 * explow.c (promote_mode): Use as_a <scalar_mode>.
6919 * sdbout.c (sdbout_parms): Use is_a <scalar_mode>.
6921 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6922 Alan Hayward <alan.hayward@arm.com>
6923 David Sherwood <david.sherwood@arm.com>
6925 * target.def (preferred_simd_mode): Take a scalar_mode
6926 instead of a machine_mode.
6927 * targhooks.h (default_preferred_simd_mode): Likewise.
6928 * targhooks.c (default_preferred_simd_mode): Likewise.
6929 * config/arc/arc.c (arc_preferred_simd_mode): Likewise.
6930 * config/arm/arm.c (arm_preferred_simd_mode): Likewise.
6931 * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
6932 * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
6933 * config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
6934 * config/mips/mips.c (mips_preferred_simd_mode): Likewise.
6935 * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
6936 * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
6938 * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
6939 * config/s390/s390.c (s390_preferred_simd_mode): Likewise.
6940 * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
6941 * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
6942 (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
6943 * doc/tm.texi: Regenerate.
6944 * optabs-query.c (can_vec_mask_load_store_p): Return false for
6947 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6948 Alan Hayward <alan.hayward@arm.com>
6949 David Sherwood <david.sherwood@arm.com>
6951 * target.def (scalar_mode_supported_p): Take a scalar_mode
6952 instead of a machine_mode.
6953 * targhooks.h (default_scalar_mode_supported_p): Likewise.
6954 * targhooks.c (default_scalar_mode_supported_p): Likewise.
6955 * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
6956 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
6957 * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
6958 * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
6959 * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
6960 * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
6961 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
6962 * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
6963 * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
6964 * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
6965 * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
6966 * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
6968 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
6969 * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
6970 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
6971 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
6972 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
6974 * doc/tm.texi: Regenerate.
6976 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6977 Alan Hayward <alan.hayward@arm.com>
6978 David Sherwood <david.sherwood@arm.com>
6980 * coretypes.h (opt_scalar_mode): New typedef.
6981 * gdbhooks.py (build_pretty_printers): Handle it.
6982 * machmode.h (mode_iterator::get_2xwider): Add overload for
6984 * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
6986 * expr.c (convert_mode_scalar): Likewise.
6987 * omp-low.c (omp_clause_aligned_alignment): Likewise.
6988 * optabs.c (expand_float): Likewise.
6989 (expand_fix): Likewise.
6990 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
6992 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6993 Alan Hayward <alan.hayward@arm.com>
6994 David Sherwood <david.sherwood@arm.com>
6996 * optabs.c (expand_float): Explicitly check for scalars before
6997 using a branching expansion.
6998 (expand_fix): Likewise.
7000 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7001 Alan Hayward <alan.hayward@arm.com>
7002 David Sherwood <david.sherwood@arm.com>
7004 * expr.c (convert_mode): Split scalar handling out into...
7005 (convert_mode_scalar): ...this new function. Treat the modes
7008 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7009 Alan Hayward <alan.hayward@arm.com>
7010 David Sherwood <david.sherwood@arm.com>
7012 * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
7014 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.
7016 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7017 Alan Hayward <alan.hayward@arm.com>
7018 David Sherwood <david.sherwood@arm.com>
7020 * fixed-value.h (fixed_from_double_int): Take a scalar_mode
7021 rather than a machine_mode.
7022 (fixed_from_string): Likewise.
7023 (fixed_convert): Likewise.
7024 (fixed_convert_from_int): Likewise.
7025 (fixed_convert_from_real): Likewise.
7026 (real_convert_from_fixed): Likewise.
7027 * fixed-value.c (fixed_from_double_int): Likewise.
7028 (fixed_from_string): Likewise.
7029 (fixed_convert): Likewise.
7030 (fixed_convert_from_int): Likewise.
7031 (fixed_convert_from_real): Likewise.
7032 (real_convert_from_fixed): Likewise.
7033 * config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.
7035 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7036 Alan Hayward <alan.hayward@arm.com>
7037 David Sherwood <david.sherwood@arm.com>
7039 * emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
7040 of separate mode class checks. Do not allow vector modes here.
7041 (immed_wide_int_const): Use as_a <scalar_mode>.
7042 * explow.c (trunc_int_for_mode): Likewise.
7043 * rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
7044 (wi::shwi): Likewise.
7045 (wi::min_value): Likewise.
7046 (wi::max_value): Likewise.
7047 * dwarf2out.c (loc_descriptor): Likewise.
7048 * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
7051 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7052 Alan Hayward <alan.hayward@arm.com>
7053 David Sherwood <david.sherwood@arm.com>
7055 * tree.h (SCALAR_TYPE_MODE): New macro.
7056 * expr.c (expand_expr_addr_expr_1): Use it.
7057 (expand_expr_real_2): Likewise.
7058 * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
7059 (fold_convert_const_fixed_from_int): Likewise.
7060 (fold_convert_const_fixed_from_real): Likewise.
7061 (native_encode_fixed): Likewise
7062 (native_encode_complex): Likewise
7063 (native_encode_vector): Likewise.
7064 (native_interpret_fixed): Likewise.
7065 (native_interpret_real): Likewise.
7066 (native_interpret_complex): Likewise.
7067 (native_interpret_vector): Likewise.
7068 * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
7069 (simd_clone_adjust_argument_types): Likewise.
7070 (simd_clone_init_simd_arrays): Likewise.
7071 (simd_clone_adjust): Likewise.
7072 * stor-layout.c (layout_type): Likewise.
7073 * tree.c (build_minus_one_cst): Likewise.
7074 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
7075 * tree-inline.c (estimate_move_cost): Likewise.
7076 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
7077 * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
7078 (vectorizable_reduction): Likewise.
7079 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
7080 (vect_recog_mixed_size_cond_pattern): Likewise.
7081 (check_bool_pattern): Likewise.
7082 (adjust_bool_pattern): Likewise.
7083 (search_type_for_mask_1): Likewise.
7084 * tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
7085 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7086 (vectorizable_load): Likewise.
7087 (vectorizable_store): Likewise.
7088 * ubsan.c (ubsan_encode_value): Likewise.
7089 * varasm.c (output_constant): Likewise.
7091 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7092 Alan Hayward <alan.hayward@arm.com>
7093 David Sherwood <david.sherwood@arm.com>
7095 * coretypes.h (scalar_mode): New class.
7096 * machmode.h (scalar_mode): Likewise.
7097 (scalar_mode::includes_p): New function.
7098 (mode_to_inner): Return a scalar_mode rather than a machine_mode.
7099 * gdbhooks.py (build_pretty_printers): Handle scalar_mode.
7100 * genmodes.c (get_mode_class): Handle remaining scalar modes.
7101 * cfgexpand.c (expand_debug_expr): Use scalar_mode.
7102 * expmed.c (store_bit_field_1): Likewise.
7103 (extract_bit_field_1): Likewise.
7104 * expr.c (write_complex_part): Likewise.
7105 (read_complex_part): Likewise.
7106 (emit_move_complex_push): Likewise.
7107 (expand_expr_real_2): Likewise.
7108 * function.c (assign_parm_setup_reg): Likewise.
7109 (assign_parms_unsplit_complex): Likewise.
7110 * optabs.c (expand_binop): Likewise.
7111 * rtlanal.c (subreg_get_info): Likewise.
7112 * simplify-rtx.c (simplify_immed_subreg): Likewise.
7113 * varasm.c (output_constant_pool_2): Likewise.
7115 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7116 Alan Hayward <alan.hayward@arm.com>
7117 David Sherwood <david.sherwood@arm.com>
7119 * expmed.c (extract_high_half): Use scalar_int_mode and remove
7121 (expmed_mult_highpart_optab): Likewise.
7122 (expmed_mult_highpart): Likewise.
7124 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7125 Alan Hayward <alan.hayward@arm.com>
7126 David Sherwood <david.sherwood@arm.com>
7128 * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
7129 instead of a machine_mode.
7130 (builtin_memset_read_str): Likewise.
7131 * builtins.c (c_readstr): Likewise.
7132 (builtin_memcpy_read_str): Likewise.
7133 (builtin_strncpy_read_str): Likewise.
7134 (builtin_memset_read_str): Likewise.
7135 (builtin_memset_gen_str): Likewise.
7136 (expand_builtin_signbit): Use scalar_int_mode for local variables.
7137 * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
7138 instead of a machine_mode.
7139 * combine.c (simplify_if_then_else): Use scalar_int_mode for local
7141 (make_extraction): Likewise.
7142 (try_widen_shift_mode): Take and return scalar_int_modes instead
7144 * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
7145 a scalar_int_mode instead of a machine_mode.
7146 * config/avr/avr.c (avr_addr_space_address_mode): Likewise.
7147 (avr_addr_space_pointer_mode): Likewise.
7148 * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
7149 * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
7150 (msp430_unwind_word_mode): Likewise.
7151 * config/spu/spu.c (spu_unwind_word_mode): Likewise.
7152 (spu_addr_space_pointer_mode): Likewise.
7153 (spu_addr_space_address_mode): Likewise.
7154 (spu_libgcc_cmp_return_mode): Likewise.
7155 (spu_libgcc_shift_count_mode): Likewise.
7156 * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
7157 (rl78_addr_space_pointer_mode): Likewise.
7158 (fl78_unwind_word_mode): Likewise.
7159 (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
7161 * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
7162 * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
7163 * config/mips/mips.c (mips_mode_rep_extended): Likewise.
7164 (mips_valid_pointer_mode): Likewise.
7165 * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
7166 * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
7167 (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
7169 (ft32_addr_space_address_mode): Likewise.
7170 * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
7171 scalar_int_mode instead of a machine_mode.
7172 (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
7174 (m32c_addr_space_address_mode): Likewise.
7175 * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
7176 (rs6000_eh_return_filter_mode): Likewise.
7177 * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
7178 (rs6000_eh_return_filter_mode): Likewise.
7179 * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
7180 (s390_libgcc_shift_count_mode): Likewise.
7181 (s390_unwind_word_mode): Likewise.
7182 (s390_valid_pointer_mode): Take a scalar_int_mode rather than a
7184 * target.def (mode_rep_extended): Likewise.
7185 (valid_pointer_mode): Likewise.
7186 (addr_space.valid_pointer_mode): Likewise.
7187 (eh_return_filter_mode): Return a scalar_int_mode rather than
7189 (libgcc_cmp_return_mode): Likewise.
7190 (libgcc_shift_count_mode): Likewise.
7191 (unwind_word_mode): Likewise.
7192 (addr_space.pointer_mode): Likewise.
7193 (addr_space.address_mode): Likewise.
7194 * doc/tm.texi: Regenerate.
7195 * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
7197 (do_jump): Use scalar_int_mode for local variables.
7198 * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
7199 rather than a machine_mode.
7200 * dwarf2out.c (convert_descriptor_to_mode): Likewise.
7201 (scompare_loc_descriptor_wide): Likewise.
7202 (scompare_loc_descriptor_narrow): Likewise.
7203 * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
7205 * except.c (sjlj_emit_dispatch_table): Likewise.
7206 (expand_builtin_eh_copy_values): Likewise.
7207 * explow.c (convert_memory_address_addr_space_1): Likewise.
7208 Take a scalar_int_mode rather than a machine_mode.
7209 (convert_memory_address_addr_space): Take a scalar_int_mode rather
7210 than a machine_mode.
7211 (memory_address_addr_space): Use scalar_int_mode for local variables.
7212 * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
7213 rather than a machine_mode.
7214 * expmed.c (mask_rtx): Likewise.
7215 (init_expmed_one_conv): Likewise.
7216 (expand_mult_highpart_adjust): Likewise.
7217 (extract_high_half): Likewise.
7218 (expmed_mult_highpart_optab): Likewise.
7219 (expmed_mult_highpart): Likewise.
7220 (expand_smod_pow2): Likewise.
7221 (expand_sdiv_pow2): Likewise.
7222 (emit_store_flag_int): Likewise.
7223 (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
7225 (extract_low_bits): Likewise.
7226 * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
7228 * expr.c (pieces_addr::adjust): Likewise.
7229 (can_store_by_pieces): Likewise.
7230 (store_by_pieces): Likewise.
7231 (clear_by_pieces_1): Likewise.
7232 (expand_expr_addr_expr_1): Likewise.
7233 (expand_expr_addr_expr): Use scalar_int_mode for local variables.
7234 (expand_expr_real_1): Likewise.
7235 (try_casesi): Likewise.
7236 * final.c (shorten_branches): Likewise.
7237 * fold-const.c (fold_convert_const_int_from_fixed): Change the
7238 type of "mode" to machine_mode.
7239 * internal-fn.c (expand_arith_overflow_result_store): Take a
7240 scalar_int_mode rather than a machine_mode.
7241 (expand_mul_overflow): Use scalar_int_mode for local variables.
7242 * loop-doloop.c (doloop_modify): Likewise.
7243 (doloop_optimize): Likewise.
7244 * optabs.c (expand_subword_shift): Take a scalar_int_mode rather
7245 than a machine_mode.
7246 (expand_doubleword_shift_condmove): Likewise.
7247 (expand_doubleword_shift): Likewise.
7248 (expand_doubleword_clz): Likewise.
7249 (expand_doubleword_popcount): Likewise.
7250 (expand_doubleword_parity): Likewise.
7251 (expand_absneg_bit): Use scalar_int_mode for local variables.
7252 (prepare_float_lib_cmp): Likewise.
7253 * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
7254 rather than a machine_mode.
7255 (convert_memory_address_addr_space): Likewise.
7256 (get_mode_bounds): Likewise.
7257 (get_address_mode): Return a scalar_int_mode rather than a
7259 * rtlanal.c (get_address_mode): Likewise.
7260 * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
7261 than a machine_mode.
7262 * targhooks.c (default_mode_rep_extended): Likewise.
7263 (default_valid_pointer_mode): Likewise.
7264 (default_addr_space_valid_pointer_mode): Likewise.
7265 (default_eh_return_filter_mode): Return a scalar_int_mode rather
7266 than a machine_mode.
7267 (default_libgcc_cmp_return_mode): Likewise.
7268 (default_libgcc_shift_count_mode): Likewise.
7269 (default_unwind_word_mode): Likewise.
7270 (default_addr_space_pointer_mode): Likewise.
7271 (default_addr_space_address_mode): Likewise.
7272 * targhooks.h (default_eh_return_filter_mode): Likewise.
7273 (default_libgcc_cmp_return_mode): Likewise.
7274 (default_libgcc_shift_count_mode): Likewise.
7275 (default_unwind_word_mode): Likewise.
7276 (default_addr_space_pointer_mode): Likewise.
7277 (default_addr_space_address_mode): Likewise.
7278 (default_mode_rep_extended): Take a scalar_int_mode rather than
7280 (default_valid_pointer_mode): Likewise.
7281 (default_addr_space_valid_pointer_mode): Likewise.
7282 * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
7284 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
7285 rather than a machine_mode.
7286 * tree-switch-conversion.c (array_value_type): Use scalar_int_mode
7287 for local variables.
7288 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
7289 * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
7290 than a machine_mode.
7292 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7293 Alan Hayward <alan.hayward@arm.com>
7294 David Sherwood <david.sherwood@arm.com>
7296 * dojump.c (do_jump_by_parts_greater_rtx): Change the type of
7297 the mode argument to scalar_int_mode.
7298 (do_jump_by_parts_zero_rtx): Likewise.
7299 (do_jump_by_parts_equality_rtx): Likewise.
7300 (do_jump_by_parts_greater): Take a mode argument.
7301 (do_jump_by_parts_equality): Likewise.
7302 (do_jump_1): Update calls accordingly.
7304 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7305 Alan Hayward <alan.hayward@arm.com>
7306 David Sherwood <david.sherwood@arm.com>
7308 * is-a.h (safe_dyn_cast): New function.
7309 * rtl.h (rtx_jump_table_data::get_data_mode): New function.
7310 (jump_table_for_label): Likewise.
7311 * final.c (final_addr_vec_align): Take an rtx_jump_table_data *
7312 instead of an rtx_insn *.
7313 (shorten_branches): Use dyn_cast instead of LABEL_P and
7314 JUMP_TABLE_DATA_P. Use jump_table_for_label and
7315 rtx_jump_table_data::get_data_mode.
7316 (final_scan_insn): Likewise.
7318 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7319 Alan Hayward <alan.hayward@arm.com>
7320 David Sherwood <david.sherwood@arm.com>
7322 * combine.c (try_combine): Use is_a <scalar_int_mode> when
7323 trying to combine a full-register integer set with a subreg
7326 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7327 Alan Hayward <alan.hayward@arm.com>
7328 David Sherwood <david.sherwood@arm.com>
7330 * expr.c (expand_expr_addr_expr): Add a new_tmode local variable
7331 that is always either address_mode or pointer_mode.
7333 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7334 Alan Hayward <alan.hayward@arm.com>
7335 David Sherwood <david.sherwood@arm.com>
7337 * expr.c (expand_expr_real_2): Use word_mode instead of innermode
7338 when the two are known to be equal.
7340 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7341 Alan Hayward <alan.hayward@arm.com>
7342 David Sherwood <david.sherwood@arm.com>
7344 * simplify-rtx.c (simplify_const_unary_operation): Use
7345 is_a <scalar_int_mode> instead of checking for a nonzero
7346 precision. Forcibly convert op_mode to a scalar_int_mode
7347 in that case. More clearly differentiate the operand and
7348 result modes and use the former when deciding what the value
7349 of a count-bits operation should be. Use is_int_mode instead
7350 of checking for a MODE_INT. Remove redundant check for whether
7351 this mode has a zero precision.
7353 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7354 Alan Hayward <alan.hayward@arm.com>
7355 David Sherwood <david.sherwood@arm.com>
7357 * optabs.c (widen_leading): Change the type of the mode argument
7358 to scalar_int_mode. Use opt_scalar_int_mode for the mode iterator.
7359 (widen_bswap): Likewise.
7360 (expand_parity): Likewise.
7361 (expand_ctz): Change the type of the mode argument to scalar_int_mode.
7362 (expand_ffs): Likewise.
7363 (epand_unop): Check for scalar integer modes before calling the
7366 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7367 Alan Hayward <alan.hayward@arm.com>
7368 David Sherwood <david.sherwood@arm.com>
7370 * expr.c (const_scalar_mask_from_tree): Add a mode argument.
7372 (expand_expr_real_1): Update call accordingly.
7374 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7375 Alan Hayward <alan.hayward@arm.com>
7376 David Sherwood <david.sherwood@arm.com>
7378 * expmed.c (store_bit_field_using_insv): Add op0_mode and
7379 value_mode arguments. Use scalar_int_mode internally.
7380 (store_bit_field_1): Rename the new integer mode from imode
7381 to op0_mode and use it instead of GET_MODE (op0). Update calls
7382 to store_split_bit_field, store_bit_field_using_insv and
7383 store_fixed_bit_field.
7384 (store_fixed_bit_field): Add op0_mode and value_mode arguments.
7385 Use scalar_int_mode internally. Use a bit count rather than a mode
7386 when calculating the largest bit size for get_best_mode.
7387 Update calls to store_split_bit_field and store_fixed_bit_field_1.
7388 (store_fixed_bit_field_1): Add mode and value_mode arguments.
7389 Remove assertion that OP0 has a scalar integer mode.
7390 (store_split_bit_field): Add op0_mode and value_mode arguments.
7391 Update calls to extract_fixed_bit_field.
7392 (extract_bit_field_using_extv): Add an op0_mode argument.
7393 Use scalar_int_mode internally.
7394 (extract_bit_field_1): Rename the new integer mode from imode to
7395 op0_mode and use it instead of GET_MODE (op0). Update calls to
7396 extract_split_bit_field, extract_bit_field_using_extv and
7397 extract_fixed_bit_field.
7398 (extract_fixed_bit_field): Add an op0_mode argument. Update calls
7399 to extract_split_bit_field and extract_fixed_bit_field_1.
7400 (extract_fixed_bit_field_1): Add a mode argument. Remove assertion
7401 that OP0 has a scalar integer mode. Use as_a <scalar_int_mode>
7403 (extract_split_bit_field): Add an op0_mode argument. Update call
7404 to extract_fixed_bit_field.
7406 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7407 Alan Hayward <alan.hayward@arm.com>
7408 David Sherwood <david.sherwood@arm.com>
7410 * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
7411 * explow.c (hard_function_value): Likewise.
7412 * expmed.c (extract_fixed_bit_field_1): Likewise. Move the
7413 convert_to_mode call outside the loop.
7414 * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
7415 for the mode iterator. Require the mode specified by max_pieces
7417 (emit_block_move_via_movmem): Use opt_scalar_int_mode for the
7419 (copy_blkmode_to_reg): Likewise.
7420 (set_storage_via_setmem): Likewise.
7421 * optabs.c (prepare_cmp_insn): Likewise.
7422 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
7423 * stor-layout.c (finish_bitfield_representative): Likewise.
7425 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7426 Alan Hayward <alan.hayward@arm.com>
7427 David Sherwood <david.sherwood@arm.com>
7429 * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
7430 * expr.c (convert_move): Use them.
7431 (convert_modes): Likewise.
7432 (store_expr_with_bounds): Likewise.
7434 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7435 Alan Hayward <alan.hayward@arm.com>
7436 David Sherwood <david.sherwood@arm.com>
7438 * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
7439 parameter for the mode of "x". Remove the "known_x", "known_mode"
7440 and "known_ret" arguments. Change the type of the mode argument
7442 (rtl_hooks:reg_num_sign_bit_copies): Likewise.
7443 * combine.c (reg_nonzero_bits_for_combine): Update accordingly.
7444 (reg_num_sign_bit_copies_for_combine): Likewise.
7445 * rtlanal.c (nonzero_bits1): Likewise.
7446 (num_sign_bit_copies1): Likewise.
7447 * rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
7448 (reg_num_sign_bit_copies_general): Likewise.
7449 * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
7450 (reg_nonzero_bits_general): Likewise.
7452 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7453 Alan Hayward <alan.hayward@arm.com>
7454 David Sherwood <david.sherwood@arm.com>
7456 * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
7457 than in subroutines. Return 1 for non-integer modes.
7458 (cached_num_sign_bit_copies): Change the type of the mode parameter
7460 (num_sign_bit_copies1): Likewise. Remove early exit for other mode
7461 classes. Handle CONST_INT_P first and then check whether X also
7462 has a scalar integer mode. Check the same thing for inner registers
7463 of a SUBREG and for values that are being extended or truncated.
7465 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7466 Alan Hayward <alan.hayward@arm.com>
7467 David Sherwood <david.sherwood@arm.com>
7469 * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
7470 in subroutines. Return the mode mask for non-integer modes.
7471 (cached_nonzero_bits): Change the type of the mode parameter
7473 (nonzero_bits1): Likewise. Remove early exit for other mode
7474 classes. Handle CONST_INT_P first and then check whether X
7475 also has a scalar integer mode.
7477 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7478 Alan Hayward <alan.hayward@arm.com>
7479 David Sherwood <david.sherwood@arm.com>
7481 * expr.c (widest_int_mode_for_size): Make the comment match the code.
7482 Return a scalar_int_mode and assert that the size is greater than
7484 (by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
7485 (op_by_pieces_d::op_by_pieces_d): Likewise.
7486 (op_by_pieces_d::run): Likewise.
7487 (can_store_by_pieces): Likewise.
7489 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7490 Alan Hayward <alan.hayward@arm.com>
7491 David Sherwood <david.sherwood@arm.com>
7493 * combine.c (extract_left_shift): Add a mode argument and update
7495 (make_compound_operation_int): Change the type of the mode parameter
7496 to scalar_int_mode and update the call to extract_left_shift.
7498 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7499 Alan Hayward <alan.hayward@arm.com>
7500 David Sherwood <david.sherwood@arm.com>
7502 * combine.c (simplify_and_const_int): Change the type of the mode
7503 parameter to scalar_int_mode.
7504 (simplify_and_const_int_1): Likewise. Update recursive call.
7506 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7507 Alan Hayward <alan.hayward@arm.com>
7508 David Sherwood <david.sherwood@arm.com>
7510 * combine.c (simplify_compare_const): Check that the mode is a
7511 scalar_int_mode (rather than VOIDmode) before testing its
7513 (simplify_comparison): Move COMPARISON_P handling out of the
7514 loop and restrict the latter part of the loop to scalar_int_modes.
7515 Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
7516 and when considering SUBREG_REGs. Use is_int_mode instead of
7517 checking GET_MODE_CLASS against MODE_INT.
7519 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7520 Alan Hayward <alan.hayward@arm.com>
7521 David Sherwood <david.sherwood@arm.com>
7523 * combine.c (try_widen_shift_mode): Move check for equal modes to...
7524 (simplify_shift_const_1): ...here. Use scalar_int_mode for
7525 shift_unit_mode and for modes involved in scalar shifts.
7527 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7528 Alan Hayward <alan.hayward@arm.com>
7529 David Sherwood <david.sherwood@arm.com>
7531 * combine.c (force_int_to_mode): New function, split out from...
7532 (force_to_mode): ...here. Keep xmode up-to-date and use it
7533 instead of GET_MODE (x).
7535 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7536 Alan Hayward <alan.hayward@arm.com>
7537 David Sherwood <david.sherwood@arm.com>
7539 * optabs-query.h (extraction_insn::struct_mode): Change type to
7540 opt_scalar_int_mode and update comment.
7541 (extraction_insn::field_mode): Change type to scalar_int_mode.
7542 (extraction_insn::pos_mode): Likewise.
7543 * combine.c (make_extraction): Update accordingly.
7544 * optabs-query.c (get_traditional_extraction_insn): Likewise.
7545 (get_optab_extraction_insn): Likewise.
7546 * recog.c (simplify_while_replacing): Likewise.
7547 * expmed.c (narrow_bit_field_mem): Change the type of the mode
7548 parameter to opt_scalar_int_mode.
7550 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7551 Alan Hayward <alan.hayward@arm.com>
7552 David Sherwood <david.sherwood@arm.com>
7554 * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
7555 to a scalar_int_mode instead of a machine_mode.
7556 (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
7557 (get_best_mode): Return a boolean and use a pointer argument to store
7558 the selected mode. Replace the limit mode parameter with a bit limit.
7559 * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
7560 for the values returned by bit_field_mode_iterator::next_mode.
7561 (store_bit_field): Update call to get_best_mode.
7562 (store_fixed_bit_field): Likewise.
7563 (extract_fixed_bit_field): Likewise.
7564 * expr.c (optimize_bitfield_assignment_op): Likewise.
7565 * fold-const.c (optimize_bit_field_compare): Likewise.
7566 (fold_truth_andor_1): Likewise.
7567 * stor-layout.c (bit_field_mode_iterator::next_mode): As above.
7568 Update for new type of m_mode.
7569 (get_best_mode): As above.
7571 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7572 Alan Hayward <alan.hayward@arm.com>
7573 David Sherwood <david.sherwood@arm.com>
7575 * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
7576 to scalar_int_mode. Remove check for SCALAR_INT_MODE_P.
7577 (store_bit_field): Check is_a <scalar_int_mode> before calling
7578 strict_volatile_bitfield_p.
7579 (extract_bit_field): Likewise.
7581 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7582 Alan Hayward <alan.hayward@arm.com>
7583 David Sherwood <david.sherwood@arm.com>
7585 * target.def (cstore_mode): Return a scalar_int_mode.
7586 * doc/tm.texi: Regenerate.
7587 * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
7588 * targhooks.h (default_cstore_mode): Likewise.
7589 * targhooks.c (default_cstore_mode): Likewise, using a forced
7591 * expmed.c (emit_cstore): Expect the target of the cstore to be
7594 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7595 Alan Hayward <alan.hayward@arm.com>
7596 David Sherwood <david.sherwood@arm.com>
7598 * cfgloop.h (rtx_iv): Change type of extend_mode and mode to
7600 (niter_desc): Likewise mode.
7601 (iv_analyze): Add a mode parameter.
7603 (iv_analyze_expr): Pass the mode paraeter before the rtx it describes
7604 and change its type to scalar_int_mode.
7605 * loop-iv.c: Update commentary at head of file.
7606 (iv_constant): Pass the mode paraeter before the rtx it describes
7607 and change its type to scalar_int_mode. Remove VOIDmode handling.
7608 (iv_subreg): Change the type of the mode parameter to scalar_int_mode.
7609 (iv_extend): Likewise.
7610 (shorten_into_mode): Likewise.
7611 (iv_add): Use scalar_int_mode.
7612 (iv_mult): Likewise.
7613 (iv_shift): Likewise.
7614 (canonicalize_iv_subregs): Likewise.
7615 (get_biv_step_1): Pass the outer_mode parameter before the rtx
7616 it describes and change its mode to scalar_int_mode. Also change
7617 the type of the returned inner_mode to scalar_int_mode.
7618 (get_biv_step): Likewise, turning outer_mode from a pointer
7619 into a direct parameter. Update call to get_biv_step_1.
7620 (iv_analyze_biv): Add an outer_mode parameter. Update calls to
7621 iv_constant and get_biv_step.
7622 (iv_analyze_expr): Pass the mode parameter before the rtx it describes
7623 and change its type to scalar_int_mode. Don't initialise iv->mode
7624 to VOIDmode and remove later checks for its still being VOIDmode.
7625 Update calls to iv_analyze_op and iv_analyze_expr. Check
7626 is_a <scalar_int_mode> when changing the mode under consideration.
7627 (iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
7628 Update call to iv_analyze_expr.
7629 (iv_analyze_op): Add a mode parameter. Reject subregs whose
7630 inner register is not also a scalar_int_mode. Update call to
7632 (iv_analyze): Add a mode parameter. Update call to iv_analyze_op.
7633 (biv_p): Add a mode parameter. Update call to iv_analyze_biv.
7634 (iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
7635 separate mode class checks. Update calls to iv_analyze. Remove
7636 fix-up of VOIDmodes after iv_analyze_biv.
7637 * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
7638 don't have a scalar_int_mode. Update call to biv_p.
7640 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7641 Alan Hayward <alan.hayward@arm.com>
7642 David Sherwood <david.sherwood@arm.com>
7644 * cfgexpand.c (convert_debug_memory_address): Use
7645 as_a <scalar_int_mode>.
7646 * combine.c (expand_compound_operation): Likewise.
7647 (make_extraction): Likewise.
7648 (change_zero_ext): Likewise.
7649 (simplify_comparison): Likewise.
7650 * cse.c (cse_insn): Likewise.
7651 * dwarf2out.c (minmax_loc_descriptor): Likewise.
7652 (mem_loc_descriptor): Likewise.
7653 (loc_descriptor): Likewise.
7654 * expmed.c (init_expmed_one_mode): Likewise.
7655 (synth_mult): Likewise.
7656 (emit_store_flag_1): Likewise.
7657 (expand_divmod): Likewise. Use HWI_COMPUTABLE_MODE_P instead
7658 of a comparison with size.
7659 * expr.c (expand_assignment): Use as_a <scalar_int_mode>.
7660 (reduce_to_bit_field_precision): Likewise.
7661 * function.c (expand_function_end): Likewise.
7662 * internal-fn.c (expand_arith_overflow_result_store): Likewise.
7663 * loop-doloop.c (doloop_modify): Likewise.
7664 * optabs.c (expand_binop): Likewise.
7665 (expand_unop): Likewise.
7666 (expand_copysign_absneg): Likewise.
7667 (prepare_cmp_insn): Likewise.
7668 (maybe_legitimize_operand): Likewise.
7669 * recog.c (const_scalar_int_operand): Likewise.
7670 * rtlanal.c (get_address_mode): Likewise.
7671 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7672 (simplify_cond_clz_ctz): Likewise.
7673 * tree-nested.c (get_nl_goto_field): Likewise.
7674 * tree.c (build_vector_type_for_mode): Likewise.
7675 * var-tracking.c (use_narrower_mode): Likewise.
7677 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7678 Alan Hayward <alan.hayward@arm.com>
7679 David Sherwood <david.sherwood@arm.com>
7681 * tree.h (SCALAR_INT_TYPE_MODE): New macro.
7682 * builtins.c (expand_builtin_signbit): Use it.
7683 * cfgexpand.c (expand_debug_expr): Likewise.
7684 * dojump.c (do_jump): Likewise.
7685 (do_compare_and_jump): Likewise.
7686 * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
7687 * expmed.c (make_tree): Likewise.
7688 * expr.c (expand_expr_real_2): Likewise.
7689 (expand_expr_real_1): Likewise.
7690 (try_casesi): Likewise.
7691 * fold-const-call.c (fold_const_call_ss): Likewise.
7692 * fold-const.c (unextend): Likewise.
7693 (extract_muldiv_1): Likewise.
7694 (fold_single_bit_test): Likewise.
7695 (native_encode_int): Likewise.
7696 (native_encode_string): Likewise.
7697 (native_interpret_int): Likewise.
7698 * gimple-fold.c (gimple_fold_builtin_memset): Likewise.
7699 * internal-fn.c (expand_addsub_overflow): Likewise.
7700 (expand_neg_overflow): Likewise.
7701 (expand_mul_overflow): Likewise.
7702 (expand_arith_overflow): Likewise.
7703 * match.pd: Likewise.
7704 * stor-layout.c (layout_type): Likewise.
7705 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
7706 * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
7707 * tree-ssanames.c (get_range_info): Likewise.
7708 * tree-switch-conversion.c (array_value_type) Likewise.
7709 * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
7710 (vect_recog_divmod_pattern): Likewise.
7711 (vect_recog_mixed_size_cond_pattern): Likewise.
7712 * tree-vrp.c (extract_range_basic): Likewise.
7713 (simplify_float_conversion_using_ranges): Likewise.
7714 * tree.c (int_fits_type_p): Likewise.
7715 * ubsan.c (instrument_bool_enum_load): Likewise.
7716 * varasm.c (mergeable_string_section): Likewise.
7717 (narrowing_initializer_constant_valid_p): Likewise.
7718 (output_constant): Likewise.
7720 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7721 Alan Hayward <alan.hayward@arm.com>
7722 David Sherwood <david.sherwood@arm.com>
7724 * machmode.h (NARROWEST_INT_MODE): New macro.
7725 * expr.c (alignment_for_piecewise_move): Use it instead of
7726 GET_CLASS_NARROWEST_MODE (MODE_INT).
7727 (push_block): Likewise.
7728 * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
7730 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
7732 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7733 Alan Hayward <alan.hayward@arm.com>
7734 David Sherwood <david.sherwood@arm.com>
7736 * postreload.c (move2add_valid_value_p): Change the type of the
7737 mode parameter to scalar_int_mode.
7738 (move2add_use_add2_insn): Add a mode parameter and use it instead
7740 (move2add_use_add3_insn): Likewise.
7741 (reload_cse_move2add): Update accordingly.
7743 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7744 Alan Hayward <alan.hayward@arm.com>
7745 David Sherwood <david.sherwood@arm.com>
7747 * expr.c (expand_expr_real_2): Use scalar_int_mode for the
7749 * lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
7750 * optabs.c (expand_unop): Likewise.
7752 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7753 Alan Hayward <alan.hayward@arm.com>
7754 David Sherwood <david.sherwood@arm.com>
7756 * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
7757 (clz_loc_descriptor): Likewise. Remove SCALAR_INT_MODE_P check.
7758 (popcount_loc_descriptor): Likewise.
7759 (bswap_loc_descriptor): Likewise.
7760 (rotate_loc_descriptor): Likewise.
7761 (mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
7762 calling the functions above.
7764 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7765 Alan Hayward <alan.hayward@arm.com>
7766 David Sherwood <david.sherwood@arm.com>
7768 * combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
7770 (try_combine): Likewise.
7771 (simplify_if_then_else): Likewise.
7772 * cse.c (cse_insn): Likewise.
7773 * dwarf2out.c (mem_loc_descriptor): Likewise.
7774 * emit-rtl.c (gen_lowpart_common): Likewise.
7775 * simplify-rtx.c (simplify_truncation): Likewise.
7776 (simplify_binary_operation_1): Likewise.
7777 (simplify_const_relational_operation): Likewise.
7778 (simplify_ternary_operation): Likewise.
7779 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7781 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7782 Alan Hayward <alan.hayward@arm.com>
7783 David Sherwood <david.sherwood@arm.com>
7785 * cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
7786 * reload.c (push_reload): Likewise.
7787 (find_reloads): Likewise.
7789 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7790 Alan Hayward <alan.hayward@arm.com>
7791 David Sherwood <david.sherwood@arm.com>
7793 * combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
7794 (make_compound_operation_int): Likewise.
7795 (change_zero_ext): Likewise.
7796 * expr.c (convert_move): Likewise.
7797 (convert_modes): Likewise.
7798 * fwprop.c (forward_propagate_subreg): Likewise.
7799 * loop-iv.c (get_biv_step_1): Likewise.
7800 * optabs.c (widen_operand): Likewise.
7801 * postreload.c (move2add_valid_value_p): Likewise.
7802 * recog.c (simplify_while_replacing): Likewise.
7803 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7804 (simplify_binary_operation_1): Likewise. Remove redundant
7805 mode equality check.
7807 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7808 Alan Hayward <alan.hayward@arm.com>
7809 David Sherwood <david.sherwood@arm.com>
7811 * combine.c (combine_simplify_rtx): Add checks for
7812 is_a <scalar_int_mode>.
7813 (simplify_if_then_else): Likewise.
7814 (make_field_assignment): Likewise.
7815 (simplify_comparison): Likewise.
7816 * ifcvt.c (noce_try_bitop): Likewise.
7817 * loop-invariant.c (canonicalize_address_mult): Likewise.
7818 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7820 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7821 Alan Hayward <alan.hayward@arm.com>
7822 David Sherwood <david.sherwood@arm.com>
7824 * gimple-fold.c (gimple_fold_builtin_memory_op): Use
7825 is_a <scalar_int_mode> instead of != BLKmode.
7827 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7828 Alan Hayward <alan.hayward@arm.com>
7829 David Sherwood <david.sherwood@arm.com>
7831 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
7832 instead of != VOIDmode.
7833 * combine.c (if_then_else_cond): Likewise.
7834 (change_zero_ext): Likewise.
7835 * dwarf2out.c (mem_loc_descriptor): Likewise.
7836 (loc_descriptor): Likewise.
7837 * rtlanal.c (canonicalize_condition): Likewise.
7838 * simplify-rtx.c (simplify_relational_operation_1): Likewise.
7840 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7841 Alan Hayward <alan.hayward@arm.com>
7842 David Sherwood <david.sherwood@arm.com>
7844 * simplify-rtx.c (simplify_binary_operation_1): Use
7845 is_a <scalar_int_mode> instead of !VECTOR_MODE_P.
7847 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7848 Alan Hayward <alan.hayward@arm.com>
7849 David Sherwood <david.sherwood@arm.com>
7851 * wide-int.h (int_traits<unsigned char>) New class.
7852 (int_traits<unsigned short>) Likewise.
7853 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
7854 Use GET_MODE_UNIT_PRECISION and remove redundant test for
7856 * combine.c (set_nonzero_bits_and_sign_copies): Use
7857 is_a <scalar_int_mode>.
7858 (find_split_point): Likewise.
7859 (combine_simplify_rtx): Likewise.
7860 (simplify_logical): Likewise.
7861 (expand_compound_operation): Likewise.
7862 (expand_field_assignment): Likewise.
7863 (make_compound_operation): Likewise.
7864 (extended_count): Likewise.
7865 (change_zero_ext): Likewise.
7866 (simplify_comparison): Likewise.
7867 * dwarf2out.c (scompare_loc_descriptor): Likewise.
7868 (ucompare_loc_descriptor): Likewise.
7869 (minmax_loc_descriptor): Likewise.
7870 (mem_loc_descriptor): Likewise.
7871 (loc_descriptor): Likewise.
7872 * expmed.c (init_expmed_one_mode): Likewise.
7873 * lra-constraints.c (lra_constraint_offset): Likewise.
7874 * optabs.c (prepare_libcall_arg): Likewise.
7875 * postreload.c (move2add_note_store): Likewise.
7876 * reload.c (operands_match_p): Likewise.
7877 * rtl.h (load_extend_op): Likewise.
7878 * rtlhooks.c (gen_lowpart_general): Likewise.
7879 * simplify-rtx.c (simplify_truncation): Likewise.
7880 (simplify_unary_operation_1): Likewise.
7881 (simplify_binary_operation_1): Likewise.
7882 (simplify_const_binary_operation): Likewise.
7883 (simplify_const_relational_operation): Likewise.
7884 (simplify_subreg): Likewise.
7885 * stor-layout.c (bitwise_mode_for_mode): Likewise.
7886 * var-tracking.c (adjust_mems): Likewise.
7887 (prepare_call_arguments): Likewise.
7889 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7890 Alan Hayward <alan.hayward@arm.com>
7891 David Sherwood <david.sherwood@arm.com>
7893 * machmode.h (is_int_mode): New fuction.
7894 * combine.c (find_split_point): Use it.
7895 (combine_simplify_rtx): Likewise.
7896 (simplify_if_then_else): Likewise.
7897 (simplify_set): Likewise.
7898 (simplify_shift_const_1): Likewise.
7899 (simplify_comparison): Likewise.
7900 * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
7901 * cse.c (notreg_cost): Likewise.
7902 (cse_insn): Likewise.
7903 * cselib.c (cselib_lookup_1): Likewise.
7904 * dojump.c (do_jump_1): Likewise.
7905 (do_compare_rtx_and_jump): Likewise.
7906 * dse.c (get_call_args): Likewise.
7907 * dwarf2out.c (rtl_for_decl_init): Likewise.
7908 (native_encode_initializer): Likewise.
7909 * expmed.c (emit_store_flag_1): Likewise.
7910 (emit_store_flag): Likewise.
7911 * expr.c (convert_modes): Likewise.
7912 (store_field): Likewise.
7913 (expand_expr_real_1): Likewise.
7914 * fold-const.c (fold_read_from_constant_string): Likewise.
7915 * gimple-ssa-sprintf.c (get_format_string): Likewise.
7916 * optabs-libfuncs.c (gen_int_libfunc): Likewise.
7917 * optabs.c (expand_binop): Likewise.
7918 (expand_unop): Likewise.
7919 (expand_abs_nojump): Likewise.
7920 (expand_one_cmpl_abs_nojump): Likewise.
7921 * simplify-rtx.c (mode_signbit_p): Likewise.
7922 (val_signbit_p): Likewise.
7923 (val_signbit_known_set_p): Likewise.
7924 (val_signbit_known_clear_p): Likewise.
7925 (simplify_relational_operation_1): Likewise.
7926 * tree.c (vector_type_mode): Likewise.
7928 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7929 Alan Hayward <alan.hayward@arm.com>
7930 David Sherwood <david.sherwood@arm.com>
7932 * machmode.h (smallest_mode_for_size): Fix formatting.
7933 (smallest_int_mode_for_size): New function.
7934 * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
7935 instead of smallest_mode_for_size.
7936 * combine.c (make_extraction): Likewise.
7937 * config/arc/arc.c (arc_expand_movmem): Likewise.
7938 * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
7939 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
7940 * config/s390/s390.c (s390_expand_insv): Likewise.
7941 * config/sparc/sparc.c (assign_int_registers): Likewise.
7942 * config/spu/spu.c (spu_function_value): Likewise.
7943 (spu_function_arg): Likewise.
7944 * coverage.c (get_gcov_type): Likewise.
7945 (get_gcov_unsigned_t): Likewise.
7946 * dse.c (find_shift_sequence): Likewise.
7947 * expmed.c (store_bit_field_1): Likewise.
7948 * expr.c (convert_move): Likewise.
7949 (store_field): Likewise.
7950 * internal-fn.c (expand_arith_overflow): Likewise.
7951 * optabs-query.c (get_best_extraction_insn): Likewise.
7952 * optabs.c (expand_twoval_binop_libfunc): Likewise.
7953 * stor-layout.c (layout_type): Likewise.
7954 (initialize_sizetypes): Likewise.
7955 * targhooks.c (default_get_mask_mode): Likewise.
7956 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.
7958 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7959 Alan Hayward <alan.hayward@arm.com>
7960 David Sherwood <david.sherwood@arm.com>
7962 * machmode.h (opt_mode::else_blk): New function.
7963 (int_mode_for_mode): Declare.
7964 * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
7965 * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
7967 * cfgexpand.c (expand_debug_expr): Likewise.
7968 * combine.c (gen_lowpart_or_truncate): Likewise.
7969 (gen_lowpart_for_combine): Likewise.
7970 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
7971 * config/avr/avr.c (avr_to_int_mode): Likewise.
7972 (avr_out_plus_1): Likewise.
7973 (avr_out_plus): Likewise.
7974 (avr_out_round): Likewise.
7975 * config/i386/i386.c (ix86_split_to_parts): Likewise.
7976 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
7977 (s390_expand_vcond): Likewise.
7978 * config/spu/spu.c (spu_split_immediate): Likewise.
7979 (spu_expand_mov): Likewise.
7980 * dse.c (get_stored_val): Likewise.
7981 * expmed.c (store_bit_field_1): Likewise.
7982 (convert_extracted_bit_field): Use int_mode_for_mode instead of
7984 (extract_bit_field_1): Adjust for new int_mode_for_mode return type.
7985 (extract_low_bits): Likewise.
7986 * expr.c (emit_group_load_1): Likewise. Separate out the BLKmode
7987 handling rather than repeating the check.
7988 (emit_group_store): Likewise.
7989 (emit_move_via_integer): Adjust for new int_mode_for_mode return type.
7990 * optabs.c (expand_absneg_bit): Likewise.
7991 (expand_copysign_absneg): Likewise.
7992 (expand_copysign_bit): Likewise.
7993 * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
7994 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7995 * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
7996 * var-tracking.c (prepare_call_arguments): Likewise.
7997 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
7998 int_mode_for_mode instead of mode_for_size.
7999 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
8001 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8002 Alan Hayward <alan.hayward@arm.com>
8003 David Sherwood <david.sherwood@arm.com>
8005 * machmode.h (int_mode_for_size): New function.
8006 * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
8007 instead of mode_for_size.
8008 * calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode
8010 * combine.c (expand_field_assignment): Use int_mode_for_size
8011 instead of mode_for_size.
8012 (make_extraction): Likewise.
8013 (simplify_shift_const_1): Likewise.
8014 (simplify_comparison): Likewise.
8015 * dojump.c (do_jump): Likewise.
8016 * dwarf2out.c (mem_loc_descriptor): Likewise.
8017 * emit-rtl.c (init_derived_machine_modes): Likewise.
8018 * expmed.c (flip_storage_order): Likewise.
8019 (convert_extracted_bit_field): Likewise.
8020 * expr.c (copy_blkmode_from_reg): Likewise.
8021 * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
8022 * internal-fn.c (expand_mul_overflow): Likewise.
8023 * lower-subreg.c (simple_move): Likewise.
8024 * optabs-libfuncs.c (init_optabs): Likewise.
8025 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
8026 * tree.c (vector_type_mode): Likewise.
8027 * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
8028 * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
8029 * tree-vect-generic.c (expand_vector_parallel): Likewise.
8030 * tree-vect-stmts.c (vectorizable_load): Likewise.
8031 (vectorizable_store): Likewise.
8033 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8034 Alan Hayward <alan.hayward@arm.com>
8035 David Sherwood <david.sherwood@arm.com>
8037 * coretypes.h (pod_mode): New type.
8038 (scalar_int_mode_pod): New typedef.
8039 * machmode.h (pod_mode): New class.
8040 (int_n_data_t::m): Change type to scalar_int_mode_pod.
8041 * genmodes.c (emit_mode_int_n): Update accordingly.
8042 * lower-subreg.h (target_lower_subreg): Change type to
8043 scalar_int_mode_pod.
8044 * gdbhooks.py (build_pretty_printer): Handle pod_mode and
8045 scalar_int_mode_pod.
8047 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8048 Alan Hayward <alan.hayward@arm.com>
8049 David Sherwood <david.sherwood@arm.com>
8051 * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
8052 machine_mode to scalar_int_mode.
8053 * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
8054 (rs6000_option_override_internal): Remove cast to int.
8055 * config/rs6000/rs6000.h (rs6000_pmode): Change type from
8056 machine_mode to scalar_int_mode.
8057 * config/rs6000/rs6000.c (rs6000_pmode): Likewise.
8058 (rs6000_option_override_internal): Remove cast to int.
8059 * config/s390/s390.h (Pmode): Remove cast to machine_mode.
8060 * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
8062 * config/s390/s390.c (s390_expand_builtin): Likewise.
8063 * coretypes.h (scalar_int_mode): New type.
8064 (opt_scalar_int_mode): New typedef.
8065 * machmode.h (scalar_int_mode): New class.
8066 (scalar_int_mode::includes_p): New function.
8067 (byte_mode): Change type to scalar_int_mode.
8068 (word_mode): Likewise.
8069 (ptr_mode): Likewise.
8070 * emit-rtl.c (byte_mode): Likewise.
8071 (word_mode): Likewise.
8072 (ptr_mode): Likewise.
8073 (init_derived_machine_modes): Update accordingly.
8074 * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
8075 and MODE_PARTIAL_INT.
8076 * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
8077 opt_scalar_int_mode.
8079 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8080 Alan Hayward <alan.hayward@arm.com>
8081 David Sherwood <david.sherwood@arm.com>
8083 * target.def (libgcc_floating_mode_supported_p): Take a
8085 * doc/tm.texi: Regenerate.
8086 * targhooks.h (default_libgcc_floating_mode_supported_p): Take a
8088 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
8089 * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
8092 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8093 Alan Hayward <alan.hayward@arm.com>
8094 David Sherwood <david.sherwood@arm.com>
8096 * target.def (default_floatn_mode): Return an opt_scalar_float_mode.
8097 * doc/tm.texi: Regenerate.
8098 * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
8099 * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
8100 * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
8101 * targhooks.h (default_floatn_mode): Likewise.
8102 * targhooks.c (default_floatn_mode): Likewise.
8103 * tree.c (build_common_tree_nodes): Update accordingly.
8105 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8106 Alan Hayward <alan.hayward@arm.com>
8107 David Sherwood <david.sherwood@arm.com>
8109 * machmode.h (mode_iterator::start): Provide overload for opt_modes.
8110 (mode_iterator::iterate_p): Likewise.
8111 (mode_iterator::get_wider): Likewise.
8112 * expr.c (init_expr_target): Use opt_scalar_float_mode.
8114 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8115 Alan Hayward <alan.hayward@arm.com>
8116 David Sherwood <david.sherwood@arm.com>
8118 * coretypes.h (opt_scalar_float_mode): New typedef.
8119 * machmode.h (float_mode_for_size): New function.
8120 * emit-rtl.c (double_mode): Delete.
8121 (init_emit_once): Use float_mode_for_size.
8122 * stor-layout.c (layout_type): Likewise.
8123 * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.
8125 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8126 Alan Hayward <alan.hayward@arm.com>
8127 David Sherwood <david.sherwood@arm.com>
8129 * output.h (assemble_real): Take a scalar_float_mode.
8130 * config/arm/arm.c (arm_assemble_integer): Update accordingly.
8131 * config/arm/arm.md (consttable_4): Likewise.
8132 (consttable_8): Likewise.
8133 (consttable_16): Likewise.
8134 * config/mips/mips.md (consttable_float): Likewise.
8135 * config/s390/s390.c (s390_output_pool_entry): Likewise.
8136 * varasm.c (assemble_real): Take a scalar_float_mode.
8137 (output_constant_pool_2): Update accordingly.
8138 (output_constant): Likewise.
8140 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8141 Alan Hayward <alan.hayward@arm.com>
8142 David Sherwood <david.sherwood@arm.com>
8144 * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
8145 * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
8146 * fold-const.c (fold_convert_const_real_from_fixed): Likewise.
8147 (native_encode_real): Likewise.
8148 (native_interpret_real): Likewise.
8149 * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
8150 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
8152 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8153 Alan Hayward <alan.hayward@arm.com>
8154 David Sherwood <david.sherwood@arm.com>
8156 * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
8157 <scalar_float_mode>. Simplify.
8158 (gen_extend_conv_libfunc): Likewise.
8160 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8161 Alan Hayward <alan.hayward@arm.com>
8162 David Sherwood <david.sherwood@arm.com>
8164 * coretypes.h (scalar_float_mode): New type.
8165 * machmode.h (mode_traits::from_int): Use machine_mode if
8166 USE_ENUM_MODES is defined.
8167 (is_a): New function.
8169 (dyn_cast): Likewise.
8170 (scalar_float_mode): New class.
8171 (scalar_float_mode::includes_p): New function.
8172 (is_float_mode): Likewise.
8173 * gdbhooks.py (MachineModePrinter): New class.
8174 (build_pretty_printer): Use it for scalar_float_mode.
8175 * real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
8176 (format_helper::format_helper): Turn into a template.
8177 * genmodes.c (get_mode_class): New function.
8178 (emit_insn_modes_h): Give modes the class returned by get_mode_class,
8179 or machine_mode if none.
8180 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
8181 as_a <scalar_float_mode>.
8182 * dwarf2out.c (mem_loc_descriptor): Likewise.
8183 (insert_float): Likewise.
8184 (add_const_value_attribute): Likewise.
8185 * simplify-rtx.c (simplify_immed_subreg): Likewise.
8186 * optabs.c (expand_absneg_bit): Take a scalar_float_mode.
8187 (expand_unop): Update accordingly.
8188 (expand_abs_nojump): Likewise.
8189 (expand_copysign_absneg): Take a scalar_float_mode.
8190 (expand_copysign_bit): Likewise.
8191 (expand_copysign): Update accordingly.
8193 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8194 Alan Hayward <alan.hayward@arm.com>
8195 David Sherwood <david.sherwood@arm.com>
8197 * coretypes.h (opt_mode): New class.
8198 * machmode.h (opt_mode): Likewise.
8199 (opt_mode::else_void): New function.
8200 (opt_mode::require): Likewise.
8201 (opt_mode::exists): Likewise.
8202 (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
8203 (GET_MODE_2XWIDER_MODE): Likewise.
8204 (mode_iterator::get_wider): Update accordingly.
8205 (mode_iterator::get_2xwider): Likewise.
8206 (mode_iterator::get_known_wider): Likewise, turning into a template.
8207 * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
8208 forcing a wider mode to exist.
8209 * config/cr16/cr16.h (LONG_REG_P): Likewise.
8210 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
8211 * config/c6x/c6x.c (c6x_rtx_costs): Update use of
8212 GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
8213 * lower-subreg.c (init_lower_subreg): Likewise.
8214 * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
8215 on the final iteration.
8216 * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
8217 a wider mode exists before asking for a move pattern.
8218 (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
8219 forcing a wider mode to exist.
8220 (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
8221 returning false if no such mode exists.
8222 * config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
8223 * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
8224 * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
8225 Avoid checking for a MODE_INT if we already know the mode is not a
8227 (extract_high_half): Update use of GET_MODE_WIDER_MODE,
8228 forcing a wider mode to exist.
8229 (expmed_mult_highpart_optab): Likewise.
8230 (expmed_mult_highpart): Likewise.
8231 * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
8233 * lto-streamer-in.c (lto_input_mode_table): Likewise.
8234 * optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
8235 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
8236 * internal-fn.c (expand_mul_overflow): Update use of
8237 GET_MODE_2XWIDER_MODE.
8238 * omp-low.c (omp_clause_aligned_alignment): Likewise.
8239 * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
8240 GET_MODE_WIDER_MODE.
8241 (convert_plusminus_to_widen): Likewise.
8242 * tree-switch-conversion.c (array_value_type): Likewise.
8243 * var-tracking.c (emit_note_insn_var_location): Likewise.
8244 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
8245 Return false inside rather than outside the loop if no wider mode
8247 * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
8248 and GET_MODE_2XWIDER_MODE
8249 (can_compare_p): Use else_void.
8250 * gdbhooks.py (OptMachineModePrinter): New class.
8251 (build_pretty_printer): Use it for opt_mode.
8253 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8254 Alan Hayward <alan.hayward@arm.com>
8255 David Sherwood <david.sherwood@arm.com>
8257 * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
8258 once. Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.
8260 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8261 Alan Hayward <alan.hayward@arm.com>
8262 David Sherwood <david.sherwood@arm.com>
8264 * machmode.h (mode_traits): New structure.
8265 (get_narrowest_mode): New function.
8266 (mode_iterator::start): Likewise.
8267 (mode_iterator::iterate_p): Likewise.
8268 (mode_iterator::get_wider): Likewise.
8269 (mode_iterator::get_known_wider): Likewise.
8270 (mode_iterator::get_2xwider): Likewise.
8271 (FOR_EACH_MODE_IN_CLASS): New mode iterator.
8272 (FOR_EACH_MODE): Likewise.
8273 (FOR_EACH_MODE_FROM): Likewise.
8274 (FOR_EACH_MODE_UNTIL): Likewise.
8275 (FOR_EACH_WIDER_MODE): Likewise.
8276 (FOR_EACH_2XWIDER_MODE): Likewise.
8277 * builtins.c (expand_builtin_strlen): Use new mode iterators.
8278 * combine.c (simplify_comparison): Likewise
8279 * config/i386/i386.c (type_natural_mode): Likewise.
8280 * cse.c (cse_insn): Likewise.
8281 * dse.c (find_shift_sequence): Likewise.
8282 * emit-rtl.c (init_derived_machine_modes): Likewise.
8283 (init_emit_once): Likewise.
8284 * explow.c (hard_function_value): Likewise.
8285 * expmed.c (extract_fixed_bit_field_1): Likewise.
8286 (extract_bit_field_1): Likewise.
8287 (expand_divmod): Likewise.
8288 (emit_store_flag_1): Likewise.
8289 * expr.c (init_expr_target): Likewise.
8290 (convert_move): Likewise.
8291 (alignment_for_piecewise_move): Likewise.
8292 (widest_int_mode_for_size): Likewise.
8293 (emit_block_move_via_movmem): Likewise.
8294 (copy_blkmode_to_reg): Likewise.
8295 (set_storage_via_setmem): Likewise.
8296 (compress_float_constant): Likewise.
8297 * omp-low.c (omp_clause_aligned_alignment): Likewise.
8298 * optabs-query.c (get_best_extraction_insn): Likewise.
8299 * optabs.c (expand_binop): Likewise.
8300 (expand_twoval_unop): Likewise.
8301 (expand_twoval_binop): Likewise.
8302 (widen_leading): Likewise.
8303 (widen_bswap): Likewise.
8304 (expand_parity): Likewise.
8305 (expand_unop): Likewise.
8306 (prepare_cmp_insn): Likewise.
8307 (prepare_float_lib_cmp): Likewise.
8308 (expand_float): Likewise.
8309 (expand_fix): Likewise.
8310 (expand_sfix_optab): Likewise.
8311 * postreload.c (move2add_use_add2_insn): Likewise.
8312 * reg-stack.c (reg_to_stack): Likewise.
8313 * reginfo.c (choose_hard_reg_mode): Likewise.
8314 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
8315 * stor-layout.c (mode_for_size): Likewise.
8316 (smallest_mode_for_size): Likewise.
8317 (mode_for_vector): Likewise.
8318 (finish_bitfield_representative): Likewise.
8319 * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
8320 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
8321 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8322 * var-tracking.c (prepare_call_arguments): Likewise.
8324 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8325 Alan Hayward <alan.hayward@arm.com>
8326 David Sherwood <david.sherwood@arm.com>
8328 * genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
8329 * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
8330 USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
8331 * machmode.h (mode_size): Move earlier in file.
8332 (mode_precision): Likewise.
8333 (mode_inner): Likewise.
8334 (mode_nunits): Likewise.
8335 (mode_unit_size): Likewise.
8336 (unit_unit_precision): Likewise.
8337 (mode_wider): Likewise.
8338 (mode_2xwider): Likewise.
8339 (machine_mode): New class.
8340 (mode_to_bytes): New function.
8341 (mode_to_bits): Likewise.
8342 (mode_to_precision): Likewise.
8343 (mode_to_inner): Likewise.
8344 (mode_to_unit_size): Likewise.
8345 (mode_to_unit_precision): Likewise.
8346 (mode_to_nunits): Likewise.
8347 (GET_MODE_SIZE): Use mode_to_bytes.
8348 (GET_MODE_BITSIZE): Use mode_to_bits.
8349 (GET_MODE_PRECISION): Use mode_to_precision.
8350 (GET_MODE_INNER): Use mode_to_inner.
8351 (GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
8352 (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
8353 (GET_MODE_NUNITS): Use mode_to_nunits.
8354 * system.h (ALWAYS_INLINE): New macro.
8355 * config/powerpcspe/powerpcspe-c.c
8356 (altivec_resolve_overloaded_builtin): Use machine_mode instead of
8357 int for arg1_mode and arg2_mode.
8359 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8360 Alan Hayward <alan.hayward@arm.com>
8361 David Sherwood <david.sherwood@arm.com>
8363 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
8364 Prefix mode names with E_ in case statements.
8365 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8366 * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
8367 (aarch64_split_simd_move): Likewise.
8368 (aarch64_gen_storewb_pair): Likewise.
8369 (aarch64_gen_loadwb_pair): Likewise.
8370 (aarch64_gen_store_pair): Likewise.
8371 (aarch64_gen_load_pair): Likewise.
8372 (aarch64_get_condition_code_1): Likewise.
8373 (aarch64_constant_pool_reload_icode): Likewise.
8374 (get_rsqrte_type): Likewise.
8375 (get_rsqrts_type): Likewise.
8376 (get_recpe_type): Likewise.
8377 (get_recps_type): Likewise.
8378 (aarch64_gimplify_va_arg_expr): Likewise.
8379 (aarch64_simd_container_mode): Likewise.
8380 (aarch64_emit_load_exclusive): Likewise.
8381 (aarch64_emit_store_exclusive): Likewise.
8382 (aarch64_expand_compare_and_swap): Likewise.
8383 (aarch64_gen_atomic_cas): Likewise.
8384 (aarch64_emit_bic): Likewise.
8385 (aarch64_emit_atomic_swap): Likewise.
8386 (aarch64_emit_atomic_load_op): Likewise.
8387 (aarch64_evpc_trn): Likewise.
8388 (aarch64_evpc_uzp): Likewise.
8389 (aarch64_evpc_zip): Likewise.
8390 (aarch64_evpc_ext): Likewise.
8391 (aarch64_evpc_rev): Likewise.
8392 (aarch64_evpc_dup): Likewise.
8393 (aarch64_gen_ccmp_first): Likewise.
8394 (aarch64_gen_ccmp_next): Likewise.
8395 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
8396 (alpha_emit_xfloating_libcall): Likewise.
8397 (emit_insxl): Likewise.
8398 (alpha_arg_type): Likewise.
8399 * config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
8400 (arc_preferred_simd_mode): Likewise.
8401 (arc_secondary_reload): Likewise.
8402 (get_arc_condition_code): Likewise.
8403 (arc_print_operand): Likewise.
8404 (arc_legitimate_constant_p): Likewise.
8405 * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8406 * config/arc/arc.md (casesi_load): Likewise.
8407 (casesi_compact_jump): Likewise.
8408 * config/arc/predicates.md (proper_comparison_operator): Likewise.
8409 (cc_use_register): Likewise.
8410 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8411 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
8412 (arm_init_iwmmxt_builtins): Likewise.
8413 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
8414 (neon_expand_vector_init): Likewise.
8415 (arm_attr_length_move_neon): Likewise.
8416 (maybe_get_arm_condition_code): Likewise.
8417 (arm_emit_vector_const): Likewise.
8418 (arm_preferred_simd_mode): Likewise.
8419 (arm_output_iwmmxt_tinsr): Likewise.
8420 (thumb1_output_casesi): Likewise.
8421 (thumb2_output_casesi): Likewise.
8422 (arm_emit_load_exclusive): Likewise.
8423 (arm_emit_store_exclusive): Likewise.
8424 (arm_expand_compare_and_swap): Likewise.
8425 (arm_evpc_neon_vuzp): Likewise.
8426 (arm_evpc_neon_vzip): Likewise.
8427 (arm_evpc_neon_vrev): Likewise.
8428 (arm_evpc_neon_vtrn): Likewise.
8429 (arm_evpc_neon_vext): Likewise.
8430 (arm_validize_comparison): Likewise.
8431 * config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
8432 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
8433 * config/avr/avr.c (avr_rtx_costs_1): Likewise.
8434 * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
8435 (c6x_preferred_simd_mode): Likewise.
8436 * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
8437 (epiphany_rtx_costs): Likewise.
8438 * config/epiphany/predicates.md (proper_comparison_operator):
8440 * config/frv/frv.c (condexec_memory_operand): Likewise.
8441 (frv_emit_move): Likewise.
8442 (output_move_single): Likewise.
8443 (output_condmove_single): Likewise.
8444 (frv_hard_regno_mode_ok): Likewise.
8445 (frv_matching_accg_mode): Likewise.
8446 * config/h8300/h8300.c (split_adds_subs): Likewise.
8447 (h8300_rtx_costs): Likewise.
8448 (h8300_print_operand): Likewise.
8449 (compute_mov_length): Likewise.
8450 (output_logical_op): Likewise.
8451 (compute_logical_op_length): Likewise.
8452 (compute_logical_op_cc): Likewise.
8453 (h8300_shift_needs_scratch_p): Likewise.
8454 (output_a_shift): Likewise.
8455 (compute_a_shift_length): Likewise.
8456 (compute_a_shift_cc): Likewise.
8457 (expand_a_rotate): Likewise.
8458 (output_a_rotate): Likewise.
8459 * config/i386/i386.c (classify_argument): Likewise.
8460 (function_arg_advance_32): Likewise.
8461 (function_arg_32): Likewise.
8462 (function_arg_64): Likewise.
8463 (function_value_64): Likewise.
8464 (ix86_gimplify_va_arg): Likewise.
8465 (ix86_legitimate_constant_p): Likewise.
8466 (put_condition_code): Likewise.
8467 (split_double_mode): Likewise.
8468 (ix86_avx256_split_vector_move_misalign): Likewise.
8469 (ix86_expand_vector_logical_operator): Likewise.
8470 (ix86_split_idivmod): Likewise.
8471 (ix86_expand_adjust_ufix_to_sfix_si): Likewise.
8472 (ix86_build_const_vector): Likewise.
8473 (ix86_build_signbit_mask): Likewise.
8474 (ix86_match_ccmode): Likewise.
8475 (ix86_cc_modes_compatible): Likewise.
8476 (ix86_expand_branch): Likewise.
8477 (ix86_expand_sse_cmp): Likewise.
8478 (ix86_expand_sse_movcc): Likewise.
8479 (ix86_expand_int_sse_cmp): Likewise.
8480 (ix86_expand_vec_perm_vpermi2): Likewise.
8481 (ix86_expand_vec_perm): Likewise.
8482 (ix86_expand_sse_unpack): Likewise.
8483 (ix86_expand_int_addcc): Likewise.
8484 (ix86_split_to_parts): Likewise.
8485 (ix86_vectorize_builtin_gather): Likewise.
8486 (ix86_vectorize_builtin_scatter): Likewise.
8487 (avx_vpermilp_parallel): Likewise.
8488 (inline_memory_move_cost): Likewise.
8489 (ix86_tieable_integer_mode_p): Likewise.
8490 (x86_maybe_negate_const_int): Likewise.
8491 (ix86_expand_vector_init_duplicate): Likewise.
8492 (ix86_expand_vector_init_one_nonzero): Likewise.
8493 (ix86_expand_vector_init_one_var): Likewise.
8494 (ix86_expand_vector_init_concat): Likewise.
8495 (ix86_expand_vector_init_interleave): Likewise.
8496 (ix86_expand_vector_init_general): Likewise.
8497 (ix86_expand_vector_set): Likewise.
8498 (ix86_expand_vector_extract): Likewise.
8499 (emit_reduc_half): Likewise.
8500 (ix86_emit_i387_round): Likewise.
8501 (ix86_mangle_type): Likewise.
8502 (ix86_expand_round_sse4): Likewise.
8503 (expand_vec_perm_blend): Likewise.
8504 (canonicalize_vector_int_perm): Likewise.
8505 (ix86_expand_vec_one_operand_perm_avx512): Likewise.
8506 (expand_vec_perm_1): Likewise.
8507 (expand_vec_perm_interleave3): Likewise.
8508 (expand_vec_perm_even_odd_pack): Likewise.
8509 (expand_vec_perm_even_odd_1): Likewise.
8510 (expand_vec_perm_broadcast_1): Likewise.
8511 (ix86_vectorize_vec_perm_const_ok): Likewise.
8512 (ix86_expand_vecop_qihi): Likewise.
8513 (ix86_expand_mul_widen_hilo): Likewise.
8514 (ix86_expand_sse2_abs): Likewise.
8515 (ix86_expand_pextr): Likewise.
8516 (ix86_expand_pinsr): Likewise.
8517 (ix86_preferred_simd_mode): Likewise.
8518 (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
8519 * config/i386/sse.md (*andnot<mode>3): Likewise.
8520 (<mask_codefor><code><mode>3<mask_name>): Likewise.
8521 (*<code><mode>3): Likewise.
8522 * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
8523 (ia64_expand_atomic_op): Likewise.
8524 (ia64_arg_type): Likewise.
8525 (ia64_mode_to_int): Likewise.
8526 (ia64_scalar_mode_supported_p): Likewise.
8527 (ia64_vector_mode_supported_p): Likewise.
8528 (expand_vec_perm_broadcast): Likewise.
8529 * config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
8530 (iq2000_function_arg_advance): Likewise.
8531 (iq2000_function_arg): Likewise.
8532 * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
8533 * config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
8534 (m68k_libcall_value): Likewise.
8535 (m68k_function_value): Likewise.
8536 (sched_attr_op_type): Likewise.
8537 * config/mcore/mcore.c (mcore_output_move): Likewise.
8538 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
8540 (microblaze_function_arg): Likewise.
8541 * config/mips/mips.c (mips16_build_call_stub): Likewise.
8542 (mips_print_operand): Likewise.
8543 (mips_mode_ok_for_mov_fmt_p): Likewise.
8544 (mips_vector_mode_supported_p): Likewise.
8545 (mips_preferred_simd_mode): Likewise.
8546 (mips_expand_vpc_loongson_even_odd): Likewise.
8547 (mips_expand_vec_unpack): Likewise.
8548 (mips_expand_vi_broadcast): Likewise.
8549 (mips_expand_vector_init): Likewise.
8550 (mips_expand_vec_reduc): Likewise.
8551 (mips_expand_msa_cmp): Likewise.
8552 * config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
8553 * config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
8554 (cc_flags_for_mode): Likewise.
8555 * config/msp430/msp430.c (msp430_print_operand): Likewise.
8556 * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
8557 (nds32_output_casesi_pc_relative): Likewise.
8558 * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8559 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
8560 (nvptx_gen_unpack): Likewise.
8561 (nvptx_gen_pack): Likewise.
8562 (nvptx_gen_shuffle): Likewise.
8563 (nvptx_gen_wcast): Likewise.
8564 (nvptx_preferred_simd_mode): Likewise.
8565 * config/pa/pa.c (pa_secondary_reload): Likewise.
8566 * config/pa/predicates.md (base14_operand): Likewise.
8567 * config/powerpcspe/powerpcspe-c.c
8568 (altivec_resolve_overloaded_builtin): Likewise.
8569 * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
8571 (rs6000_preferred_simd_mode): Likewise.
8572 (output_vec_const_move): Likewise.
8573 (rs6000_expand_vector_extract): Likewise.
8574 (rs6000_split_vec_extract_var): Likewise.
8575 (reg_offset_addressing_ok_p): Likewise.
8576 (rs6000_legitimate_offset_address_p): Likewise.
8577 (rs6000_legitimize_address): Likewise.
8578 (rs6000_emit_set_const): Likewise.
8579 (rs6000_const_vec): Likewise.
8580 (rs6000_emit_move): Likewise.
8581 (spe_build_register_parallel): Likewise.
8582 (rs6000_darwin64_record_arg_recurse): Likewise.
8583 (swap_selector_for_mode): Likewise.
8584 (spe_init_builtins): Likewise.
8585 (paired_init_builtins): Likewise.
8586 (altivec_init_builtins): Likewise.
8587 (do_load_for_compare): Likewise.
8588 (rs6000_generate_compare): Likewise.
8589 (rs6000_expand_float128_convert): Likewise.
8590 (emit_load_locked): Likewise.
8591 (emit_store_conditional): Likewise.
8592 (rs6000_output_function_epilogue): Likewise.
8593 (rs6000_handle_altivec_attribute): Likewise.
8594 (rs6000_function_value): Likewise.
8595 (emit_fusion_gpr_load): Likewise.
8596 (emit_fusion_p9_load): Likewise.
8597 (emit_fusion_p9_store): Likewise.
8598 * config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
8599 (fusion_gpr_mem_load): Likewise.
8600 (fusion_addis_mem_combo_load): Likewise.
8601 (fusion_addis_mem_combo_store): Likewise.
8602 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8603 (fusion_gpr_mem_load): Likewise.
8604 (fusion_addis_mem_combo_load): Likewise.
8605 (fusion_addis_mem_combo_store): Likewise.
8606 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8608 * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
8609 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
8610 (rs6000_preferred_simd_mode): Likewise.
8611 (output_vec_const_move): Likewise.
8612 (rs6000_expand_vector_extract): Likewise.
8613 (rs6000_split_vec_extract_var): Likewise.
8614 (reg_offset_addressing_ok_p): Likewise.
8615 (rs6000_legitimate_offset_address_p): Likewise.
8616 (rs6000_legitimize_address): Likewise.
8617 (rs6000_emit_set_const): Likewise.
8618 (rs6000_const_vec): Likewise.
8619 (rs6000_emit_move): Likewise.
8620 (rs6000_darwin64_record_arg_recurse): Likewise.
8621 (swap_selector_for_mode): Likewise.
8622 (paired_init_builtins): Likewise.
8623 (altivec_init_builtins): Likewise.
8624 (rs6000_expand_float128_convert): Likewise.
8625 (emit_load_locked): Likewise.
8626 (emit_store_conditional): Likewise.
8627 (rs6000_output_function_epilogue): Likewise.
8628 (rs6000_handle_altivec_attribute): Likewise.
8629 (rs6000_function_value): Likewise.
8630 (emit_fusion_gpr_load): Likewise.
8631 (emit_fusion_p9_load): Likewise.
8632 (emit_fusion_p9_store): Likewise.
8633 * config/rx/rx.c (rx_gen_move_template): Likewise.
8634 (flags_from_mode): Likewise.
8635 * config/s390/predicates.md (s390_alc_comparison): Likewise.
8636 (s390_slb_comparison): Likewise.
8637 * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
8638 (s390_vector_mode_supported_p): Likewise.
8639 (s390_cc_modes_compatible): Likewise.
8640 (s390_match_ccmode_set): Likewise.
8641 (s390_canonicalize_comparison): Likewise.
8642 (s390_emit_compare_and_swap): Likewise.
8643 (s390_branch_condition_mask): Likewise.
8644 (s390_rtx_costs): Likewise.
8645 (s390_secondary_reload): Likewise.
8646 (__SECONDARY_RELOAD_CASE): Likewise.
8647 (s390_expand_cs): Likewise.
8648 (s390_preferred_simd_mode): Likewise.
8649 * config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
8650 * config/sh/sh.c (sh_print_operand): Likewise.
8651 (dump_table): Likewise.
8652 (sh_secondary_reload): Likewise.
8653 * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8654 * config/sh/sh.md (casesi_worker_1): Likewise.
8655 (casesi_worker_2): Likewise.
8656 * config/sparc/predicates.md (icc_comparison_operator): Likewise.
8657 (fcc_comparison_operator): Likewise.
8658 * config/sparc/sparc.c (sparc_expand_move): Likewise.
8659 (emit_soft_tfmode_cvt): Likewise.
8660 (sparc_preferred_simd_mode): Likewise.
8661 (output_cbranch): Likewise.
8662 (sparc_print_operand): Likewise.
8663 (sparc_expand_vec_perm_bmask): Likewise.
8664 (vector_init_bshuffle): Likewise.
8665 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
8666 (spu_vector_mode_supported_p): Likewise.
8667 (spu_expand_insv): Likewise.
8668 (spu_emit_branch_or_set): Likewise.
8669 (spu_handle_vector_attribute): Likewise.
8670 (spu_builtin_splats): Likewise.
8671 (spu_builtin_extract): Likewise.
8672 (spu_builtin_promote): Likewise.
8673 (spu_expand_sign_extend): Likewise.
8674 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
8675 (tilegx_simd_int): Likewise.
8676 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
8677 (tilepro_simd_int): Likewise.
8678 * config/v850/v850.c (const_double_split): Likewise.
8679 (v850_print_operand): Likewise.
8680 (ep_memory_offset): Likewise.
8681 * config/vax/vax.c (vax_rtx_costs): Likewise.
8682 (vax_output_int_move): Likewise.
8683 (vax_output_int_add): Likewise.
8684 (vax_output_int_subtract): Likewise.
8685 * config/visium/predicates.md (visium_branch_operator): Likewise.
8686 * config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
8687 (visium_print_operand_address): Likewise.
8688 * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8689 * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
8690 (xtensa_expand_conditional_branch): Likewise.
8691 (xtensa_copy_incoming_a7): Likewise.
8692 (xtensa_output_literal): Likewise.
8693 * dfp.c (decimal_real_maxval): Likewise.
8694 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
8696 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8697 Alan Hayward <alan.hayward@arm.com>
8698 David Sherwood <david.sherwood@arm.com>
8700 * genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
8701 (mode_nunits_inline): Likewise.
8702 (mode_inner_inline): Likewise.
8703 (mode_unit_size_inline): Likewise.
8704 (mode_unit_precision_inline): Likewise.
8705 (emit_insn_modes_h): Likewise. Also emit a #define of the
8707 (emit_mode_wider): Add an E_ prefix to mode names.
8708 (emit_mode_complex): Likewise.
8709 (emit_mode_inner): Likewise.
8710 (emit_mode_adjustments): Likewise.
8711 (emit_mode_int_n): Likewise.
8712 * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
8713 (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
8714 (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
8715 (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
8716 (CRC32_BUILTIN, ENTRY): Likewise.
8717 * config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
8718 (aarch64_pop_regs): Likewise.
8719 (aarch64_process_components): Likewise.
8720 * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
8721 * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
8722 (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
8723 (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
8724 * config/arm/arm.c (arm_init_libfuncs): Likewise.
8725 * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
8727 * config/i386/i386-builtin.def (pcmpestr): Likewise.
8728 (pcmpistr): Likewise.
8729 * config/microblaze/microblaze.c (double_memory_operand): Likewise.
8730 * config/mmix/mmix.c (mmix_output_condition): Likewise.
8731 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
8733 * config/rl78/rl78.c (mduc_regs): Likewise.
8734 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
8735 (htm_expand_builtin): Likewise.
8736 * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
8737 * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
8738 * config/xtensa/xtensa.c (print_operand): Likewise.
8739 * expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
8740 (NUM_MODE_VECTOR_INT): Likewise.
8741 * genoutput.c (null_operand): Likewise.
8742 (output_operand_data): Likewise.
8743 * genrecog.c (print_parameter_value): Likewise.
8744 * lra.c (debug_operand_data): Likewise.
8746 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8748 * dwarf2out.c (scompare_loc_descriptor_wide)
8749 (scompare_loc_descriptor_narrow): New functions, split out from...
8750 (scompare_loc_descriptor): ...here.
8751 * expmed.c (emit_store_flag_int): New function, split out from...
8752 (emit_store_flag): ...here.
8754 2017-08-30 Richard Biener <rguenther@suse.de>
8756 * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
8757 (dwarf2out_early_finish): Move setting of AT_pubnames from
8758 early debug output to early finish.
8760 2017-08-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
8762 * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
8763 and -mdata-region to the assembler.
8765 2017-08-30 Richard Biener <rguenther@suse.de>
8767 * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
8769 (gen_subprogram_die): Add DW_AT_object_pointer only early.
8770 (dwarf2out_early_global_decl): Only generate a DIE for the
8771 abstract origin if it doesn't already exist or is a declaration DIE.
8772 (resolve_addr): Do not add the linkage name twice when
8773 generating a stub DIE for the DW_TAG_GNU_call_site target.
8775 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8777 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8778 Use machine_mode rather than int for arg1_mode.
8780 2017-08-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8783 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
8784 that the second argument of the built-in functions to unpack
8785 128-bit scalar types to 64-bit values is 0 or 1. Change to use a
8786 switch statement instead a lot of if statements.
8787 * config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
8788 Allow 64-bit values to be in Altivec registers as well as
8789 traditional floating point registers.
8790 (pack<mode>, FMOVE128_VSX iterator): Likewise.
8792 2017-08-29 Alexander Monakov <amonakov@ispras.ru>
8794 * ira-costs.c (record_address_regs): Handle both operands of PLUS for
8795 MAX_REGS_PER_ADDRESS == 1.
8797 2017-08-29 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.opt (flag_fentry): Do not init to -1.
8800 * config/i386/i386.c (ix86_option_override_internal): Simplify
8801 setting of opts->x_flag_entry.
8803 2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8804 Jakub Jelinek <jakub@redhat.com>
8805 Richard Biener <rguenther@suse.de>
8807 PR tree-optimization/81503
8808 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
8809 folded constant fits in the target type; reorder tests for clarity.
8811 2017-08-29 Martin Liska <mliska@suse.cz>
8813 * passes.def: Include pass_lower_switch.
8814 * stmt.c (dump_case_nodes): Remove and move to
8815 tree-switch-conversion.
8816 (case_values_threshold): Likewise.
8817 (expand_switch_as_decision_tree_p): Likewise.
8818 (emit_case_decision_tree): Likewise.
8819 (expand_case): Likewise.
8820 (balance_case_nodes): Likewise.
8821 (node_has_low_bound): Likewise.
8822 (node_has_high_bound): Likewise.
8823 (node_is_bounded): Likewise.
8824 (emit_case_nodes): Likewise.
8825 (struct simple_case_node): New struct.
8826 (add_case_node): Remove.
8827 (emit_case_dispatch_table): Use vector instead of case_list.
8828 (reset_out_edges_aux): Remove.
8829 (compute_cases_per_edge): Likewise.
8830 (expand_case): Build list of simple_case_node.
8831 (expand_sjlj_dispatch_table): Use it.
8832 * tree-switch-conversion.c (struct case_node): Moved from
8833 stmt.c and adjusted.
8834 (emit_case_nodes): Likewise.
8835 (node_has_low_bound): Likewise.
8836 (node_has_high_bound): Likewise.
8837 (node_is_bounded): Likewise.
8838 (case_values_threshold): Likewise.
8839 (reset_out_edges_aux): Likewise.
8840 (compute_cases_per_edge): Likewise.
8841 (add_case_node): Likewise.
8842 (dump_case_nodes): Likewise.
8843 (balance_case_nodes): Likewise.
8844 (expand_switch_as_decision_tree_p): Likewise.
8845 (emit_jump): Likewise.
8846 (emit_case_decision_tree): Likewise.
8847 (try_switch_expansion): Likewise.
8848 (do_jump_if_equal): Likewise.
8849 (emit_cmp_and_jump_insns): Likewise.
8850 (fix_phi_operands_for_edge): New function.
8851 (record_phi_operand_mapping): Likewise.
8852 (class pass_lower_switch): New pass.
8853 (pass_lower_switch::execute): New function.
8854 (make_pass_lower_switch): Likewise.
8855 (conditional_probability):
8856 * timevar.def: Add TV_TREE_SWITCH_LOWERING.
8857 * tree-pass.h: Add make_pass_lower_switch.
8859 2017-08-29 Jozef Lawrynowicz <jozef.l@somniumtech.com>
8862 * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
8865 2017-08-29 Richard Biener <rguenther@suse.de>
8867 * dwarf2out.c (add_dwarf_attr): When checking is enabled verify
8868 we do not add a DW_AT_inline attribute twice.
8869 (gen_subprogram_die): Remove code setting DW_AT_inline on
8870 DECL_ABSTRACT_P nodes.
8872 2017-08-29 Richard Sandiford <richard.sandiford@linaro.org>
8874 * gimplify.c (gimplify_call_expr): Copy the nothrow flag to
8875 calls to internal functions.
8876 (gimplify_modify_expr): Likewise.
8877 * tree-call-cdce.c (use_internal_fn): Likewise.
8878 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
8879 (convert_to_divmod): Set the nothrow flag.
8880 * tree-if-conv.c (predicate_mem_writes): Likewise.
8881 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
8882 (vectorizable_call): Likewise.
8883 (vectorizable_store): Likewise.
8884 (vectorizable_load): Likewise.
8885 * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
8886 (vect_recog_mask_conversion_pattern): Likewise.
8888 2017-08-29 Martin Liska <mliska@suse.cz>
8891 * gcc.c (driver_handle_option): Add new argument.
8892 * opts-common.c (handle_option): Pass
8893 target_option_override_hook.
8894 * opts-global.c (lang_handle_option): Add new option.
8895 (set_default_handlers): Add new argument.
8896 (decode_options): Likewise.
8897 * opts.c (target_handle_option): Likewise.
8898 (common_handle_option): Call target_option_override_hook.
8899 * opts.h (struct cl_option_handler_func): Add hook for
8900 target option override.
8901 (struct cl_option_handlers): Likewise.
8902 (set_default_handlers): Add new argument.
8903 (decode_options): Likewise.
8904 (common_handle_option): Likewise.
8905 (target_handle_option): Likewise.
8906 * toplev.c (toplev::main): Pass targetm.target_option.override
8909 2017-08-29 Richard Biener <rguenther@suse.de>
8910 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
8912 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
8913 life to the active subtree.
8915 2017-08-28 Jeff Law <law@redhat.com>
8917 * tree-ssa-dom.c (edge_info::record_simple_equiv): Call
8918 derive_equivalences.
8919 (derive_equivalences_from_bit_ior, record_temporary_equivalences):
8921 (edge_info::derive_equivalences): New private member function
8923 * tree-ssa-dom.c (class edge_info): Changed from a struct
8924 to a class. Add ctor/dtor, methods and data members.
8925 (edge_info::edge_info): Renamed from allocate_edge_info.
8926 Initialize additional members.
8927 (edge_info::~edge_info): New.
8928 (free_dom_edge_info): Delete the edge info.
8929 (record_edge_info): Use new class & associated member functions.
8930 Tighten forms for testing for edge equivalences.
8931 (record_temporary_equivalences): Iterate over the simple
8932 equivalences rather than assuming there's only one per edge.
8933 (cprop_into_successor_phis): Iterate over the simple
8934 equivalences rather than assuming there's only one per edge.
8935 (optimize_stmt): Use operand_equal_p rather than pointer
8936 equality for mini-DSE code.
8938 2017-08-28 Nathan Sidwell <nathan@acm.org>
8940 * gcc.c (execute): Fold SIGPIPE handling into switch
8941 statement. Adjust internal error message.
8943 2017-08-28 Richard Biener <rguenther@suse.de>
8946 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
8947 Do nothing for removed DIEs.
8949 2017-08-28 Richard Biener <rguenther@suse.de>
8951 PR tree-optimization/81977
8952 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
8955 2017-08-28 Alexander Monakov <amonakov@ispras.ru>
8958 * doc/md.texi (mem_thread_fence): Remove mention of mode. Rewrite.
8959 * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
8960 using targetm.gen_mem_thread_fence.
8962 2017-08-27 Uros Bizjak <ubizjak@gmail.com>
8965 * config/i386/i386.md (*<btsc><mode>): Change operand 2
8966 predicate to register_operand. Reorder operands.
8967 (*btr<mode>): Ditto.
8968 (*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
8969 (*btr<mode>_mask): Ditto.
8971 2017-08-25 Steven Munroe <munroesj@gcc.gnu.org>
8973 * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
8974 * config/rs6000/xmmintrin.h: New file.
8975 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.
8977 2017-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8980 * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
8981 parameter and_insn and return it.
8982 (recombine_lvx_pattern): Insert a copy to ensure availability of
8983 the base register of the copied masking operation at the point of
8984 the instruction replacement.
8985 (recombine_stvx_pattern): Likewise.
8987 2017-08-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8989 * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
8990 undocumented switches.
8991 (-mpower9-dform-vector): Likewise.
8992 (-mpower9-dform): Likewise.
8993 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
8994 comments to delete references to -mpower9-dform* switches.
8995 * config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
8996 Delete reference to -mpower9-dform* switches, test for
8997 -mpower9-vector instead.
8998 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
8999 (OTHER_P9_VECTOR_MASKS): Likewise.
9000 (POWERPC_MASKS): Likewise.
9001 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
9002 tests against -mpower9-dform* to -mpower9-vector. Delete code
9003 that checked for -mpower9-dform* consistancy with other options.
9004 Add test for -mpower9-misc to enable other power9 switches.
9005 (rs6000_init_hard_regno_mode_ok): Likewise.
9006 (rs6000_option_override_internal): Likewise.
9007 (rs6000_emit_prologue): Likewise.
9008 (rs6000_emit_epilogue): Likewise.
9009 (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
9010 (rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
9011 (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
9013 (emit_fusion_p9_store): Likewise.
9014 * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
9015 resetting these macros if the assembler does not support ISA 3.0
9017 (TARGET_P9_DFORM_VECTOR): Likewise.
9018 * config/rs6000/rs6000.md (peepholes to optimize altivec memory):
9019 Change to use -mpower9-vector instead of -mpower9-dform-scalar.
9021 2017-08-25 Alan Modra <amodra@gmail.com>
9023 PR rtl-optimization/81747
9024 * cse.c (cse_extended_basic_block): Don't attempt to record
9025 equivalences for degenerate conditional branches that branch
9026 to their fall-through.
9028 2017-08-24 Martin Sebor <msebor@redhat.com>
9031 * gimple-fold.c (size_must_be_zero_p): New function.
9032 (gimple_fold_builtin_memory_op): Call it.
9034 2017-08-24 Steven Munroe <munroesj@gcc.gnu.org>
9036 * config/rs6000/mm_malloc.h: New file.
9038 2017-08-24 Bin Cheng <bin.cheng@arm.com>
9040 PR tree-optimization/81913
9041 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
9042 analysis when either IVs in condition can wrap.
9044 2017-08-24 Uros Bizjak <ubizjak@gmail.com>
9046 * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
9047 * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.
9049 2017-08-24 Richard Biener <rguenther@suse.de>
9052 * targhooks.c (default_target_can_inline_p): Properly
9053 use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
9054 is present and always compare.
9055 * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
9056 infer -mfpmath=sse from TARGET_SSE_P.
9057 (ix86_can_inline_p): Properly use target_option_default_node when
9058 no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.
9060 2017-08-24 Richard Biener <rguenther@suse.de>
9063 * dwarf2out.c (output_die): Handle flag_generate_offload like
9065 (output_comp_unit): Likewise.
9066 (gen_array_type_die): Likewise.
9067 (dwarf2out_early_finish): Likewise.
9068 (note_variable_value_in_expr): Likewise.
9069 (dwarf2out_finish): Likewise. Adjust assert.
9070 * cgraphunit.c (symbol_table::compile): Move setting of
9071 flag_generate_offload earlier ...
9072 (symbol_table::finalize_compilation_unit): ... here, before
9073 early debug finalization.
9075 2017-08-24 Richard Biener <rguenther@suse.de>
9077 * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
9078 and ipa-fnsummary.h.
9079 (ix86_can_inline_p): When ix86_fpmath flags do not match
9080 check whether the callee uses FP math at all.
9082 2017-08-24 Aldy Hernandez <aldyh@redhat.com>
9085 * tree-ssanames.c (get_nonzero_bits): Use element_precision
9086 instead of TYPE_PRECISION.
9088 2017-08-24 Richard Sandiford <richard.sandiford@linaro.org>
9089 Alan Hayward <alan.hayward@arm.com>
9090 David Sherwood <david.sherwood@arm.com>
9092 * combine.c (make_extraction): Use subreg_offset_from_lsb.
9094 2017-08-23 Daniel Santos <daniel.santos@pobox.com>
9096 * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
9098 (ix86_frame::stack_realign_allocate): New field.
9099 (struct machine_frame_state): Modify comments.
9100 (machine_frame_state::sp_realigned_fp_end): New field.
9101 * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
9103 (sp_valid_at): Add assertion to assure no attempt to access invalid
9104 offset of a realigned stack.
9105 (fp_valid_at): Likewise.
9106 (choose_baseaddr): Modify comments.
9107 (ix86_emit_outlined_ms2sysv_save): Adjust to changes in
9108 ix86_expand_prologue.
9109 (ix86_expand_prologue): Modify stack realignment and allocation.
9110 (ix86_expand_epilogue): Modify comments.
9111 * doc/sourcebuild.texi: Add documentation for target selectors avx2,
9112 avx2_runtime, avx512f, and avx512f_runtime.
9114 2017-08-23 Uros Bizjak <ubizjak@gmail.com>
9116 * config/i386/i386.opt: Remove unneeded Init(0) initializations.
9117 (mstackrealign): Do not init to -1.
9118 * config/i386/i386.c (ix86_option_override_internal):
9119 Check opts_set, not opts when setting default value of
9120 opts->x_ix86_force_align_arg_pointer.
9122 2017-08-23 Richard Biener <rguenther@suse.de>
9124 * function.c (fndecl_name): Use verbosity 1 (no arguments) for
9125 lang_hooks.decl_printable_name.
9126 * print-rtl-function.c (print_rtx_function): Likewise.
9127 * tree-pretty-print.c (dump_function_header): Likewise.
9129 2017-08-23 Richard Biener <rguenther@suse.de>
9132 * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
9133 -g0 at compile-time.
9135 2017-08-23 Tamar Christina <tamar.christina@arm.com>
9138 * doc/sourcebuild.texi (Other hardware attributes):
9141 2017-08-23 Tamar Christina <tamar.christina@arm.com>
9144 * tree-ssa-math-opts.c (convert_expand_mult_copysign):
9145 Fix single-use check.
9147 2017-08-23 Thomas Preud'homme <thomas.preudhomme@arm.com>
9149 * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.
9151 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
9153 * doc/install.texi: Modify to add more details on running selected
9156 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
9158 * config/i386/i386.c (ix86_option_override_internal): Error when -mx32
9159 is combined with -mabi=ms.
9160 (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
9163 2017-08-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9165 PR tree-optimization/81488
9166 * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
9167 and cached_basis fields.
9168 (MAX_SPREAD): New constant.
9169 (alloc_cand_and_find_basis): Initialize new fields.
9170 (clear_visited): New function.
9171 (create_phi_basis_1): Rename from create_phi_basis, set visited
9172 and cached_basis fields.
9173 (create_phi_basis): New wrapper function.
9174 (phi_add_costs_1): Rename from phi_add_costs, add spread
9175 parameter, set visited field, short-circuit when limits reached.
9176 (phi_add_costs): New wrapper function.
9177 (record_phi_increments_1): Rename from record_phi_increments, set
9179 (record_phi_increments): New wrapper function.
9180 (phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
9181 (phi_incr_cost): New wrapper function.
9182 (all_phi_incrs_profitable_1): Rename from
9183 all_phi_incrs_profitable, set visited field.
9184 (all_phi_incrs_profitable): New wrapper function.
9186 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
9187 Alan Hayward <alan.hayward@arm.com>
9188 David Sherwood <david.sherwood@arm.com>
9190 * rtl.h (paradoxical_subreg_p): Define inline, and add a version
9191 that takes the outer and inner modes.
9192 * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
9193 comparison as the canonical test for a paradoxical subreg.
9194 * combine.c (simplify_set): Use paradoxical_subreg_p.
9195 (make_extraction): Likewise.
9196 (force_to_mode): Likewise.
9197 (rtx_equal_for_field_assignment_p): Likewise.
9198 (gen_lowpart_for_combine): Likewise.
9199 (simplify_comparison): Likewise.
9200 * cse.c (equiv_constant): Likewise.
9201 * expmed.c (store_bit_field_1): Likewise.
9202 * final.c (alter_subreg): Likewise.
9203 * fwprop.c (propagate_rtx): Likewise.
9204 (forward_propagate_subreg): Likewise.
9205 * ira-conflicts.c (ira_build_conflicts): Likewise.
9206 * lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
9207 * lra-constraints.c (curr_insn_transform): Likewise.
9208 (split_reg): Likewise.
9209 * lra-eliminations.c (move_plus_up): Likewise.
9210 (lra_eliminate_regs_1): Likewise.
9211 * recog.c (general_operand): Likewise.
9212 * ree.c (combine_reaching_defs): Likewise.
9213 * reload.c (push_reload): Likewise.
9214 (find_reloads): Likewise.
9215 * reload1.c (elimination_effects): Likewise.
9216 (compute_reload_subreg_offset): Likewise.
9217 (choose_reload_regs): Likewise.
9218 * rtlanal.c (subreg_lsb_1): Likewise.
9219 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9220 (simplify_subreg): Likewise.
9221 * var-tracking.c (track_loc_p): Likewise.
9222 * emit-rtl.c (byte_lowpart_offset): Likewise.
9223 (paradoxical_subreg_p): Delete out-of-line definition.
9225 2017-08-22 Jeff Law <law@redhat.com>
9227 PR tree-optimization/81741
9228 PR tree-optimization/71947
9229 * tree-ssa-dom.c: Include tree-inline.h.
9230 (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
9231 equivalences if one is more expensive to compute than the other.
9232 * tree-ssa-scopedtables.h (class const_or_copies): Make
9233 record_const_or_copy_raw method private.
9234 (class avail_exprs_stack): New method simplify_binary_operation.
9235 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
9236 avail_exprs_stack::simplify_binary_operation as needed.
9237 (avail_exprs_stack::simplify_binary_operation): New function.
9239 2017-08-22 Sebastian Huber <sebastian.huber@embedded-brains.de>
9241 * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
9242 * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
9243 (DOT_SYMBOLS): Likewise.
9244 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9245 (RELOCATABLE_NEEDS_FIXUP): Likewise.
9246 (RS6000_ABI_NAME): Likewise.
9247 (TARGET_CMODEL): Likewise.
9248 (TOC_SECTION_ASM_OP): Likewise.
9249 (SET_CMODEL): New macro.
9250 (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.
9252 2017-08-22 Richard Biener <rguenther@suse.de>
9254 * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
9255 to allow for free-lang-data replacements similar to verify_type_variant.
9257 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
9258 Alan Hayward <alan.hayward@arm.com>
9259 David Sherwood <david.sherwood@arm.com>
9261 * config/aarch64/aarch64.md (casesi): Use DImode rather than
9262 VOIDmode for the LABEL_REF.
9264 2017-08-22 Richard Biener <rguenther@suse.de>
9266 * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
9268 2017-08-22 Richard Biener <rguenther@suse.de>
9270 * common.opt (feliminate-dwarf2-dups): Ignore.
9271 * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
9272 * dwarf2out.c (push_new_compile_unit, pop_compile_unit,
9273 same_die_p_wrap, compute_section_prefix,
9274 is_symbol_die, assign_symbol_names, break_out_includes): Remove.
9275 (comdat_symbol_id, comdat_symbol_number): Likewise.
9276 (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
9278 (check_duplicate_cu, record_comdat_symbol_number): Likewise.
9279 (output_die): Mark unreachable path unreachable.
9280 (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
9281 (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
9282 (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
9283 (dwarf2out_early_finish): Likewise.
9285 2017-08-22 Aldy Hernandez <aldyh@redhat.com>
9287 * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.
9289 2017-08-22 Georg-Johann Lay <avr@gjlay.de>
9292 * config/avr/avr.c (avr_handle_addr_attribute): Early return if
9293 not VAR_P. Filter attribute warnings with OPT_Wattributes.
9294 (avr_attribute_table) <io, io_low, address>: Initialize
9295 .decl_required with true.
9297 2017-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9299 * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
9300 undocumented debugging options.
9301 (-mvsx-scalar-double): Likewise.
9302 (-mallow-df-permute): Likewise.
9303 (-mvectorize-builtins): Likewise.
9304 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
9305 (rs6000_builtin_vectorized_function): Likewise.
9306 (rs6000_builtin_md_vectorized_function): Likewise.
9307 (rs6000_opt_vars): Likewise.
9309 2017-08-21 Uros Bizjak <ubizjak@gmail.com>
9312 * config/i386/i386.md (*btsq_imm): Rename from *btsq.
9313 (*btrq_imm): Rename from *btrq.
9314 (*btcq_imm): Rename from *btcq.
9315 (btsc): New code attribute.
9316 (*<btsc><mode>): New insn pattern.
9317 (*btr<mode>): Ditto.
9318 (*<btsc><mode>_mask): New insn_and_split pattern.
9319 (*btr<mode>_mask): Ditto.
9321 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
9322 Alan Hayward <alan.hayward@arm.com>
9323 David Sherwood <david.sherwood@arm.com>
9325 * function.c (pad_below): Simplify padding calculation.
9327 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
9328 Alan Hayward <alan.hayward@arm.com>
9329 David Sherwood <david.sherwood@arm.com>
9331 * target.def (function_prologue): Remove frame size argument.
9332 (function_epilogue): Likewise.
9333 * doc/tm.texi: Regenerate.
9334 * final.c (final_start_function): Update call to function_prologue.
9335 (final_end_function): Update call to function_epilogue.
9336 (default_function_pro_epilogue): Remove frame size argument.
9337 * output.h (default_function_pro_epilogue): Likewise.
9338 * config/arm/arm.c (arm_output_function_epilogue): Likewise.
9339 (arm_output_function_prologue): Likewise.
9340 * config/frv/frv.c (frv_function_prologue): Likewise.
9341 (frv_function_epilogue): Likewise.
9342 * config/i386/i386.c (ix86_output_function_epilogue): Likewise.
9343 * config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
9344 (ia64_output_function_epilogue): Likewise.
9345 * config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
9346 (m32r_output_function_epilogue): Likewise.
9347 * config/microblaze/microblaze.c (microblaze_function_prologue)
9348 (microblaze_function_epilogue): Likewise.
9349 * config/mips/mips.c (mips_output_function_prologue): Likewise.
9350 (mips_output_function_epilogue): Likewise.
9351 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
9352 (mmix_target_asm_function_epilogue): Likewise.
9353 * config/msp430/msp430.c (msp430_start_function): Likewise.
9354 * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
9355 (nds32_asm_function_epilogue): Likewise.
9356 * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
9357 * config/pa/pa.c (pa_output_function_prologue): Likewise.
9358 (pa_output_function_epilogue): Likewise.
9359 * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
9360 (rs6000_output_function_epilogue): Likewise.
9361 * config/rl78/rl78.c (rl78_start_function): Likewise.
9362 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
9363 (rs6000_output_function_epilogue): Likewise.
9364 * config/rx/rx.c (rx_output_function_prologue): Likewise.
9365 * config/sh/sh.c (sh_output_function_epilogue): Likewise.
9366 * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
9367 (sparc_asm_function_epilogue): Likewise.
9369 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
9371 * tree.h (type_has_mode_precision_p): New function.
9372 * convert.c (convert_to_integer_1): Use it.
9373 * expr.c (expand_expr_real_2): Likewise.
9374 (expand_expr_real_1): Likewise.
9375 * fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
9376 * match.pd: Likewise.
9377 * tree-ssa-forwprop.c (simplify_rotate): Likewise.
9378 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
9379 * tree-tailcall.c (process_assignment): Likewise.
9380 * tree-vect-loop.c (vectorizable_reduction): Likewise.
9381 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
9382 (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
9383 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9384 (vectorizable_assignment): Likewise.
9385 (vectorizable_shift): Likewise.
9386 (vectorizable_operation): Likewise.
9387 * tree-vrp.c (register_edge_assert_for_2): Likewise.
9389 2017-08-21 Wilco Dijkstra <wdijkstr@arm.com>
9391 * match.pd: Add pow (C, x) simplification.
9393 2017-08-21 Richard Biener <rguenther@suse.de>
9395 PR tree-optimization/81900
9396 * tree-ssa-pre.c (compute_antic_aux): Properly compute changed
9397 for blocks with abnormal predecessors.
9398 (compute_antic): Do not set visited flag prematurely.
9400 2017-08-21 Georg-Johann Lay <avr@gjlay.de>
9403 * config/avr/avr.c (avr_set_current_function): Typo in diagnostic.
9405 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
9407 * stor-layout.h (vector_type_mode): Move to...
9408 * tree.h (vector_type_mode): ...here.
9409 * stor-layout.c (vector_type_mode): Move to...
9410 * tree.c (vector_type_mode): ...here. Include rtl.h and regs.h.
9412 2017-08-21 Richard Biener <rguenther@suse.de>
9414 * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
9415 register_external_die hooks.
9416 (debug_false_tree_charstarstar_uhwistar): Declare.
9417 (debug_nothing_tree_charstar_uhwi): Likewise.
9418 * debug.c (do_nothing_debug_hooks): Adjust.
9419 (debug_false_tree_charstarstar_uhwistar): New do nothing.
9420 (debug_nothing_tree_charstar_uhwi): Likewise.
9421 * dbxout.c (dbx_debug_hooks): Adjust.
9422 (xcoff_debug_hooks): Likewise.
9423 * sdbout.c (sdb_debug_hooks): Likewise.
9424 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9425 * dwarf2out.c (macinfo_label_base): New global.
9426 (dwarf2out_register_external_die): New function for the
9427 register_external_die hook.
9428 (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
9429 (dwarf2_debug_hooks): Use them.
9430 (dwarf2_lineno_debug_hooks): Adjust.
9431 (struct die_struct): Add with_offset flag.
9432 (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
9433 DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
9434 DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
9435 DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
9436 DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
9437 DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
9438 defining section names for the early LTO debug variants.
9439 (reset_indirect_string): New helper.
9440 (add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
9441 (print_dw_val): Add support for offsetted symbol references.
9442 (get_ultimate_context): Split out from is_cxx.
9443 (is_cxx): Use get_ultimate_context.
9444 (is_fortran): Add decl overload.
9445 (compute_comp_unit_symbol): Split out worker from
9446 compute_section_prefix.
9447 (compute_section_prefix): Call compute_comp_unit_symbol and
9448 set comdat_type_p here.
9449 (output_die): Skip DIE symbol output for the LTO added one.
9450 Handle DIE symbol references with offset.
9451 (output_comp_unit): Guard section name mangling properly.
9452 For LTO debug sections emit a symbol at the section beginning
9453 which we use to refer to its DIEs.
9454 (add_abstract_origin_attribute): For DIEs registered via
9455 dwarf2out_register_external_die directly refer to the early
9456 DIE rather than indirectly through the shadow one we created.
9457 Remove obsolete call to dwarf2out_abstract_function for
9458 non-function/block origins.
9459 (gen_array_type_die): When generating early LTO debug do
9460 not emit DW_AT_string_length.
9461 (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
9462 late when in LTO. As suggested place a gcc_unreachable for
9463 the DECL_ABSTRACT_P case.
9464 (gen_subprogram_die): Avoid another specification DIE
9465 for early built declarations/definitions for the late LTO case.
9466 (gen_variable_die): Add type references for late duplicated VLA dies
9468 (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
9469 we have the abstract instance already.
9470 (process_scope_var): Adjust decl DIE contexts in LTO which
9471 first puts them in limbo.
9472 (gen_decl_die): Do not generate type DIEs late apart from
9473 types for VLAs or for decls we do not yet have a DIE. Do not
9474 call dwarf2out_abstract_function late.
9475 (dwarf2out_early_global_decl): Make sure to create DIEs
9476 for abstract instances of a decl first.
9477 (dwarf2out_late_global_decl): Adjust comment.
9478 (output_macinfo_op): With multiple macro sections use
9479 macinfo_label_base to distinguish labels.
9480 (output_macinfo): Likewise. Update macinfo_label_base.
9481 Pass in the line info label.
9482 (note_variable_value_in_expr): When generating LTO resolve
9483 all variable values here by generating DIEs as needed.
9484 (init_sections_and_labels): Add early LTO debug flag parameter
9485 and generate different sections and names if set. Add generation
9486 counter for the labels so we can have multiple of them.
9487 (reset_dies): Helper to allow DIEs to be output multiple times.
9488 (dwarf2out_finish): When outputting DIEs to the fat part of an
9489 LTO object first reset DIEs.
9490 (dwarf2out_early_finish): Output early DIEs when generating LTO.
9491 (modified_type_die): Check for decl_ultimate_origin being self
9493 (gen_type_die_with_usage): Likewise.
9494 (gen_typedef_die): Allow decl_ultimate_origin being self.
9495 (set_decl_abstract_flags): Remove.
9496 (set_block_abstract_flags): Likewise.
9497 (dwarf2out_abstract_function): Treat the early generated DIEs
9498 as the abstract copy and only add DW_AT_inline and
9499 DW_AT_artificial here and call set_decl_origin_self.
9500 If the DIE has an abstract origin don't do anything.
9501 * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
9502 if we have none yet (Go fails to build one, PR78628).
9503 (variably_modified_type_p): Prevent endless recursion for Ada
9504 cyclic pointer types.
9505 * lto-streamer-in.c: Include debug.h.
9506 (dref_queue): New global.
9507 (lto_read_tree_1): Stream in DIE references.
9508 (lto_input_tree): Register DIE references.
9509 (input_function): Stream DECL_DEBUG_ARGS.
9510 * lto-streamer-out.c: Include debug.h.
9511 (lto_write_tree_1): Output DIE references.
9512 (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
9513 Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
9514 (output_function): Stream DECL_DEBUG_ARGS.
9515 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
9516 Stream DECL_ABSTRACT_ORIGIN.
9517 * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
9518 (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
9519 DECL_CONTEXT for file-scope decls.
9520 * lto-streamer.h (struct dref_entry): Declare.
9521 (dref_queue): Likewise.
9522 * cfgexpand.c (pass_expand::execute): Do not call the
9523 outlining_inline_function hook here.
9524 * lto-wrapper.c (debug_obj): New global.
9525 (tool_cleanup): Unlink it if required.
9526 (debug_objcopy): New function.
9527 (run_gcc): Handle early debug sections in the IL files by
9528 extracting them to separate files, partially linkin them and
9529 feeding the result back as result to the linker.
9530 * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
9531 DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
9532 DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
9533 sections into a separate segment.
9534 * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
9536 (darwin_asm_dwarf_section): Likewise.
9537 (darwin_asm_output_dwarf_offset): Likewise.
9538 * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
9540 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
9541 Alan Hayward <alan.hayward@arm.com>
9542 David Sherwood <david.sherwood@arm.com>
9544 * read-md.h (md_reader::record_potential_iterator_use): Replace
9545 pointer argument with an rtx and an index.
9546 * read-rtl.c (iterator_group::apply_iterator): Likewise.
9547 (apply_mode_iterator): Likewise.
9548 (apply_code_iterator): Likewise.
9549 (apply_int_iterator): Likewise.
9550 (apply_subst_iterator): Likewise.
9551 (record_iterator_use): Likewise.
9552 (record_attribute_use): Likewise.
9553 (md_reader::record_potential_iterator_use): Likewise. Update calls
9554 to record_iterator_use and apply_iterator.
9555 (iterator_use): Replace ptr with x and index.
9556 (attribute_use): Likewise.
9557 (apply_attribute_uses): Update calls to apply_iterator.
9558 (apply_iterators): Likewise. Update initialization of iterator_use.
9559 (rtx_reader::read_rtx_code): Update calls to record_iterator_use
9560 and record_potential_iterator_use.
9561 (rtx_reader::read_rtx_operand): Likewise.
9563 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
9564 Alan Hayward <alan.hayward@arm.com>
9565 David Sherwood <david.sherwood@arm.com>
9567 * varasm.c (const_rtx_hash_1): Don't hash in the mode of a
9570 2017-08-21 Richard Biener <rguenther@suse.de>
9573 * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
9574 at struct end conservatively when comparing common bases.
9576 2017-08-21 Richard Biener <rguenther@suse.de>
9578 * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
9579 (mem_ref_in_stmt): Remove.
9580 (determine_max_movement): Use ref index to get at the reference.
9581 (invariantness_dom_walker::before_dom_children): Deal with
9582 lim data already initialized.
9583 (gather_mem_refs_stmt): Initialize lim data and record ref index.
9585 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
9587 * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
9588 (TARGET_ISA_ROUND): Ditto.
9589 (TARGET_ROUND): Ditto.
9590 * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
9591 * config/i386/i386.md: Ditto.
9592 * config/i386/sse.md: Ditto.
9593 * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
9594 with OPTION_MASK_ISA_SSE4_1.
9596 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
9599 * doc/extend.texi (x86 Built-in Functions): Correct the name of
9600 __builtin_ia32_lzcnt_u16.
9602 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
9605 * config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
9606 (rs6000_set_current_function): Rewrite function to use it.
9608 2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
9611 * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
9612 and TYPE_WARN_IF_NOT_ALIGN.
9613 * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
9614 (handle_warn_if_not_align): New.
9615 (place_union_field): Call handle_warn_if_not_align.
9616 (place_field): Call handle_warn_if_not_align.
9617 Copy TYPE_WARN_IF_NOT_ALIGN.
9618 (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
9619 (layout_type): Likewise.
9620 * tree-core.h (tree_type_common): Add warn_if_not_align. Set
9622 (tree_decl_common): Add warn_if_not_align.
9623 * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
9624 * tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
9625 (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
9626 (DECL_WARN_IF_NOT_ALIGN): Likewise.
9627 (SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
9628 * doc/extend.texi: Document warn_if_not_aligned attribute.
9629 * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.
9631 2017-08-17 Martin Liska <mliska@suse.cz>
9634 * tree-loop-distribution.c (ddrs_table): Change type to pointer type.
9635 (get_data_dependence): Use it as pointer type.
9636 (distribute_loop): Likewise.
9638 2017-08-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9640 * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
9641 (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
9642 (p8_vmrgow_<mode>_direct): New define_insn.
9643 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
9644 handle endianness for vmrgew and vmrgow permute patterns.
9646 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
9648 * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
9649 * config/rs6000/rs6000-cpus.def: Remove comment.
9650 (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
9651 (POWERPC_MASKS): Likewise.
9652 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
9653 use of TARGET_VSX_TIMODE.
9654 (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
9655 (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
9656 TARGET_VSX_TIMODE. Change use of TARGET_VSX_TIMODE to TARGET_VSX.
9657 (rs6000_option_override_internal): Remove dead code.
9658 (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
9659 (rs6000_legitimize_reload_address): Likewise.
9660 (rs6000_legitimate_address_p): Likewise.
9661 (rs6000_opt_masks): Delete "vsx-timode".
9662 (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
9663 from function comment.
9664 * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
9665 * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
9666 (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
9668 * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
9669 * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
9670 * config/rs6000/vsx.md (VSX_LE_128): Likewise.
9673 (define_peephole2): Likewise.
9675 2017-08-17 Martin Sebor <msebor@redhat.com>
9678 * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
9679 past the end of an array.
9680 (test_pp_format): Add test cases.
9682 2017-08-17 Richard Sandiford <richard.sandiford@linaro.org>
9684 * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
9685 missing ECF_NOTHROW flags.
9687 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
9690 * config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
9691 operands residing in integer registers.
9692 (*vsx_le_perm_load_<mode>): Likewise.
9693 (*vsx_le_perm_store_<mode>): Likewise.
9694 (define_peephole2): Add peepholes to optimize the above.
9696 2017-08-17 Marek Polacek <polacek@redhat.com>
9699 * fold-const.c (operand_equal_for_comparison_p): Remove code that used
9700 to mimic what shorten_compare did. Change the return type to bool.
9701 (fold_cond_expr_with_comparison): Update call to
9702 operand_equal_for_comparison_p.
9703 (fold_ternary_loc): Likewise.
9705 2017-08-17 Jackson Woodruff <jackson.woodruff@arm.com>
9707 * aarch64-simd.md (mov<mode>): No longer force zero immediate into
9709 (*aarch64_simd_mov<mode>): Add new case for stp using zero immediate.
9711 2017-08-17 Richard Biener <rguenther@suse.de>
9713 * tree-ssa-structalias.c (solve_graph): When propagating
9714 to successors update the graphs succ edges and avoid duplicate work.
9716 2017-08-17 Maxim Ostapenko <m.ostapenko@samsung.com>
9719 * config/i386/i386.c (ix86_option_override_internal): Save target
9720 specific options after ix86_stack_protector_guard_reg was changed.
9722 2017-08-17 Richard Biener <rguenther@suse.de>
9724 PR tree-optimization/81827
9725 * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
9726 (new_var_info): Initialize it conservatively.
9727 (get_call_vi): Mark register vars.
9728 (new_scalar_tmp_constraint_exp): Likewise.
9729 (handle_rhs_call): Likewise.
9730 (handle_const_call): Likewise.
9731 (create_function_info_for): Likewise.
9732 (solve_constraints): Sort varinfos to separate register from
9733 non-register vars to pack points-to solution bitmaps during
9736 2017-08-17 Marek Polacek <polacek@redhat.com>
9738 * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.
9740 2017-08-17 Richard Biener <rguenther@suse.de>
9742 * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
9743 to true when overflow is undefined and we saturated the result.
9745 2017-08-17 Alan Modra <amodra@gmail.com>
9748 * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
9749 Don't use store multiple if only one reg needs saving.
9750 (interesting_frame_related_regno): New function.
9751 (rs6000_frame_related): Don't emit frame info for regs that
9753 (rs6000_emit_epilogue): Likewise.
9755 2017-08-16 Nathan Sidwell <nathan@acm.org>
9757 * tree-core.h (tree_type_non_common): Rename binfo to lang_1.
9758 * tree.h (TYPE_BINFO): Use type_non_common.maxval.
9759 (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
9760 * tree.c (free_lang_data_in_type): Use else-if chain. Always
9761 clear TYPE_LANG_1. Remove obsolete member-function stripping.
9762 (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
9763 (verify_type): Adjust for TYPE_BINFO move.
9764 * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
9765 process TYPE_BINFO directly.
9766 (hash_tree): Likewise.
9767 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
9769 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
9772 2017-08-16 David Malcolm <dmalcolm@redhat.com>
9774 * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.
9776 2017-08-16 Uros Bizjak <ubizjak@gmail.com>
9779 * config/i386/i386.md (*anddi_1_btr): Change predicates of
9780 operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
9781 Add ix86_binary_operator_ok to insn constraint.
9782 (*iordi_1_bts): Ditto.
9783 (*xordi_1_btc): Ditto.
9784 (*btsq): Change predicate of operand 0 to nonimmediate_operand.
9785 Update corresponding peephole2 pattern.
9789 2017-08-16 Bin Cheng <bin.cheng@arm.com>
9791 PR tree-optimization/81832
9792 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
9793 copy loop header which has IFN_LOOP_DIST_ALIAS call.
9795 2017-08-16 Marek Polacek <polacek@redhat.com>
9798 * fold-const.c (fold_indirect_ref_1): Restore original behavior
9799 regarding size_zero_node.
9801 2017-08-16 Martin Liska <mliska@suse.cz>
9804 * config.gcc: Respect previously set extra_objs in case
9807 2017-08-16 Richard Sandiford <richard.sandiford@linaro.org>
9809 PR tree-optimization/81835
9810 * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
9811 the phi SSA_NAME. Check that the condition in a COND_EXPR does
9812 not depend on the phi.
9814 2017-08-16 Alan Modra <amodra@gmail.com>
9816 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
9819 2017-08-16 Alan Modra <amodra@gmail.com>
9821 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
9822 (save_reg_p): ..into this. Update all callers.
9823 (first_reg_to_save): Simplify.
9825 2017-08-16 Alan Modra <amodra@gmail.com>
9827 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
9830 2017-08-15 Joseph Myers <joseph@codesourcery.com>
9834 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
9835 constant count if that count is less than 32.
9837 2017-08-15 Nathan Sidwell <nathan@acm.org>
9839 * gcc.c (execute): Emit friendlier message if inferior is killed
9840 by an external cause.
9842 2017-08-15 Richard Biener <rguenther@suse.de>
9844 PR tree-optimization/81790
9845 * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
9846 CONSTRUCTORs from simplifying and VN.
9848 2017-08-14 Martin Sebor <msebor@redhat.com>
9850 * builtin-attrs.def: Add comments.
9852 2017-08-14 Martin Sebor <msebor@redhat.com>
9855 * doc/extend.texi (attribute nonstring): Document new attribute.
9857 2017-08-14 Martin Sebor <msebor@redhat.com>
9860 * tree-diagnostic.c (default_tree_printer): Handle %G.
9861 * gimple-pretty-print.h (percent_G_format): Declare new function.
9862 * gimple-pretty-print.c (percent_G_format): Define.
9863 * tree-pretty-print.c (percent_K_format): Add argument.
9865 2017-08-14 Martin Sebor <msebor@redhat.com>
9867 PR translation/79998
9868 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9869 Remove a stray space.
9871 2017-08-14 Uros Bizjak <ubizjak@gmail.com>
9874 * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
9875 (*iordi_1_bts): Ditto.
9876 (*xordi_1_btc): Ditto.
9878 2017-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9881 * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
9882 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9884 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
9885 quoted strings, and make more translator-friendly.
9886 (darwin_rs6000_override_options): Likewise.
9887 (rs6000_option_override_internal): Likewise.
9888 (rs6000_return_in_memory): Fix overlong line.
9889 (init_cmulative_args): Use quoted strings, and make more
9890 translator-friendly.
9891 (rs6000_pass_by_reference): Fix overlong line.
9892 (def_builtin): Use quoted strings.
9893 (altivec_expand_predicate_builtin): Use quoted strings, and make
9894 more translator-friendly.
9895 (htm_expand_builtin): Use quoted strings.
9896 (cpu_expand_builtin): Use quoted strings, and make more
9897 translator-friendly.
9898 (altivec_expand_builtin): Likewise.
9899 (paired_expand_predicate_builtin): Likewise.
9900 (rs6000_invalid_builtin): Likewise.
9901 (builtin_function_type): Use quoted strings.
9902 (rs6000_expand_split_stack_prologue): Use quoted strings, and make
9903 more translator-friendly.
9904 (rs6000_trampoline_init): Likewise.
9905 (rs6000_handle_altivec_attribute): Likewise.
9906 (rs6000_inner_target_options): Use quoted strings.
9907 (rs6000_disable_incompatible_switches): Likewise.
9908 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
9909 strings, and make more translator-friendly.
9910 (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.
9912 2017-08-14 Bin Cheng <bin.cheng@arm.com>
9914 PR tree-optimization/81799
9915 * tree-loop-distribution.c (version_loop_by_alias_check): Force
9916 cond_expr to simple gimple operand.
9918 2017-08-14 Wilco Dijkstra <wdijkstr@arm.com>
9921 * doc/sourcebuild.texi (autoincdec): Add autoincdec description.
9923 2017-08-14 Georg-Johann Lay <avr@gjlay.de>
9927 * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
9928 * config/avr/avr.md (gasisr, *gasisr): Use it instead of
9929 TARGET_GASISR_PROLOGUES.
9930 * config/avr/avr.c (avr_option_override): Same.
9931 (avr_pass_pre_proep::execute): Same.
9933 2017-08-13 H.J. Lu <hongjiu.lu@intel.com>
9936 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
9937 frame pointer with stack pointer - UNITS_PER_WORD in debug insns.
9939 2017-08-13 Uros Bizjak <ubizjak@gmail.com>
9941 * config/i386/i386.md (*load_tp_<mode>): Redefine as
9942 define_insn_and_split. Split to a memory load from 0 in
9943 DEFAULT_TLS_SEG_REG address space. Merge with *load_tp_x32
9944 using PTR mode iterator.
9945 (*load_tp_x32_zext"): Redefine as define_insn_and_split.
9946 Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
9947 (*add_tp_<mode>): Redefine as define_insn_and_split.
9948 Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
9949 address space. Merge with *add_tp_x32 using PTR mode iterator.
9950 (*add_tp_x32_zext"): Redefine as define_insn_and_split.
9951 Split to an add with a memory load from 0 in
9952 DEFAULT_TLS_SEG_REG address space.
9954 2017-08-12 Andrew Pinski <apinski@cavium.com>
9956 * config/aarch64/aarch64-option-extensions.def (rdma):
9957 Fix feature string to what Linux prints out in /proc/cpuinfo.
9959 2017-08-12 Pierre-Marie de Rodat <derodat@adacore.com>
9962 * dwarf2out.c (modified_type_die): For C typedef types that have
9963 an ultimate origin, process the ultimate origin instead of the
9965 (gen_typedef_die): Assert that input DECLs have no ultimate
9967 (gen_type_die_with_usage): For typedef variants that have an
9968 ultimate origin, just call gen_decl_die on the original DECL.
9969 (process_scope_var): Avoid creating DIEs for local typedefs and
9970 concrete static variables.
9972 2017-08-12 Alan Modra <amodra@gmail.com>
9976 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
9977 match gnu-user.h startfile.
9978 (ENDFILE_LINUX_SPEC): Similarly.
9980 2017-08-11 Thomas Schwinge <thomas@codesourcery.com>
9983 * config/nvptx/nvptx.c (nvptx_override_options_after_change):
9985 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.
9987 2017-08-11 Tamar Christina <tamar.christina@arm.com>
9988 * config/aarch64/aarch64.md (mov<mode>): Change.
9989 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
9990 aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
9991 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.
9993 2017-08-11 Eric Botcazou <ebotcazou@adacore.com>
9995 * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
9996 for storage order barriers.
9998 2017-08-11 Martin Liska <mliska@suse.cz>
10001 * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
10002 variables of void type.
10004 2017-08-11 Martin Liska <mliska@suse.cz>
10006 * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
10007 TARGET_SUPPORTS_ALIASES.
10008 * cgraph.c (cgraph_node::create_same_body_alias): Likewise.
10009 * ipa-visibility.c (can_replace_by_local_alias): Likewise.
10010 (optimize_weakref): Likewise.
10011 * symtab.c (symtab_node::noninterposable_alias): Likewise.
10012 * varpool.c (varpool_node::create_extra_name_alias): Likewise.
10013 * defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
10015 2017-08-11 Martin Liska <mliska@suse.cz>
10018 * config/i386/i386.c (make_resolver_func): Do complete
10019 refactoring of the function.
10021 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
10024 * config/i386/i386.opt (mstack-protector-guard-symbol=): New option
10025 * config/i386/i386.c (ix86_stack_protect_guard): Use
10026 ix86_stack_protect_guard_symbol_str to generate varible declaration.
10027 * doc/invoke.texi (x86 Options): Document
10028 -mstack-protector-guard-symbol= option.
10030 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
10033 * config/i386/i386.c (ix86_split_stack_guard): New function.
10034 (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
10035 (ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
10036 (i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
10037 (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
10038 * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
10039 (split_stack_space_check): Call ix86_split_stack_guard.
10041 2017-08-10 Martin Sebor <msebor@redhat.com>
10043 * print-tree.c (print_node): Print location using the established
10045 Replace spaces with colons.
10046 (debug_raw, debug): Ditto.
10048 2017-08-10 Martin Sebor <msebor@redhat.com>
10051 * pretty-print.c (pp_format): Correct the handling of %s precision.
10053 2017-08-10 H.J. Lu <hongjiu.lu@intel.com>
10056 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
10058 (ix86_finalize_stack_frame_flags): This. Also clear
10059 frame_pointer_needed if -fno-omit-frame-pointer is used without
10061 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
10062 with ix86_finalize_stack_frame_flags.
10063 (ix86_expand_epilogue): Likewise.
10064 (ix86_expand_split_stack_prologue): Likewise.
10065 * doc/invoke.texi: Add a note for -fno-omit-frame-pointer.
10067 2017-08-10 Martin Liska <mliska@suse.cz>
10070 * c-attribs.c (handle_target_attribute):
10071 Report warning for an empty string argument of target attribute.
10073 2017-08-09 Jakub Jelinek <jakub@redhat.com>
10076 * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
10078 * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
10079 or DECL_NONLOCAL labels.
10080 (move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
10081 or DECL_NONLOCAL labels here.
10083 2017-08-09 Will Schmidt <will_schmidt@vnet.ibm.com>
10085 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
10086 to indicate when early gimple folding has been disabled.
10087 (rs6000_gimple_fold_builtin): Add debug content.
10088 (rs6000_invalid_builtin): Fix whitespace.
10089 (rs6000_expand_builtin): Fix whitespace.
10090 * config/rs6000/rs6000.opt: Add option for -mfold-gimple.
10092 2017-08-09 Segher Boessenkool <segher@kernel.crashing.org>
10095 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
10096 SAVE_MULTIPLE if not all the registers that saves, should be saved.
10098 2017-08-09 Jim Wilson <jim.wilson@linaro.org>
10100 * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
10101 (qdf24xx): Likewise.
10102 * config/aarch64/aarch64.md: Include falkor.md.
10103 * config/aarch64/falkor.md: New.
10105 2017-08-09 Marek Polacek <polacek@redhat.com>
10108 * diagnostic-core.h (emit_diagnostic_valist): Add declaration.
10109 * diagnostic.c (emit_diagnostic): Add a comment.
10110 (emit_diagnostic_valist): New function.
10112 2017-08-09 Marek Polacek <polacek@redhat.com>
10115 * input.c (make_location): New overload.
10116 * input.h (make_location): Declare.
10118 2017-08-08 Alan Modra <amodra@gmail.com>
10119 H.J. Lu <hongjiu.lu@intel.com>
10122 * gcc.c (NO_PIE_SPEC): Delete.
10123 (PIE_SPEC): Define as !no-pie/pie. Move static|shared|r
10125 (LINK_PIE_SPEC): ..to here.
10126 (LINK_COMMAND_SPEC): Support -no-pie.
10127 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
10128 chain of crtbegin*.o selection, update for PIE_SPEC changes and
10130 (GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
10131 * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
10132 (ENDFILE_CRTEND_SPEC): Similarly.
10134 2017-08-08 Uros Bizjak <ubizjak@gmail.com>
10137 * config/i386/i386.opt (mstack-protector-guard-reg=): New option
10138 (mstack-protector-guard-offset=): Ditto.
10139 * config/i386/i386.c (ix86_option_override): Handle
10140 -mstack-protector-guard-reg= and -mstack-protector-guard-offset=
10142 (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
10143 ix86_stack_protect_guard_offset variables.
10144 (TARGET_STACK_PROTECT_GUARD): Always define.
10145 * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
10146 and -mstack-protector-guard-offset= options.
10148 2017-08-08 Bin Cheng <bin.cheng@arm.com>
10150 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
10151 boundary case for the last candidate.
10153 2017-08-08 Bin Cheng <bin.cheng@arm.com>
10155 * doc/invoke.texi: Document -ftree-loop-distribution for O3.
10156 * opts.c (default_options_table): Add OPT_ftree_loop_distribution.
10158 2017-08-08 Tamar Christina <tamar.christina@arm.com>
10160 PR middle-end/19706
10161 * config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
10162 * config/aarch64/aarch64-builtins.c
10163 (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
10164 * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
10165 * config/aarch64/aarch64-simd.md: Added xorsign<mode>3
10167 2017-08-08 Tamar Christina <tamar.christina@arm.com>
10168 Andrew Pinski <pinskia@gmail.com>
10170 PR middle-end/19706
10171 * internal-fn.def (XORSIGN): New.
10172 * optabs.def (xorsign_optab): New.
10173 * tree-ssa-math-opts.c (is_copysign_call_with_1): New.
10174 (convert_expand_mult_copysign): New.
10175 (pass_optimize_widening_mul::execute): Call
10176 convert_expand_mult_copysign.
10178 2017-08-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10180 PR tree-optimization/81354
10181 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
10182 Insert on edges rather than explicitly creating landing pads.
10183 (analyze_candidates_and_replace): Commit edge inserts.
10185 2017-08-08 Richard Biener <rguenther@suse.de>
10187 PR middle-end/81719
10188 * tree-ssa-loop-niter.c: Include tree-dfa.h.
10189 (expand_simple_operations): Also look through ADDR_EXPRs with
10190 MEM_REF bases treating them as POINTER_PLUS_EXPR.
10192 2017-08-08 Richard Biener <rguenther@suse.de>
10194 PR tree-optimization/81723
10195 * tree-vect-slp.c (struct bst_traits): New hash traits.
10196 (bst_fail): New global.
10197 (vect_build_slp_tree_2): New worker, split out from ...
10198 (vect_build_slp_tree): ... this now wrapping it with using
10199 bst_fail set to cache SLP tree build fails. Properly handle
10201 (vect_analyze_slp_instance): Allocate and free bst_fail.
10203 2017-08-08 Martin Liska <mliska@suse.cz>
10206 * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
10207 LABEL_DECLs that can be from a different function.
10209 2017-08-08 Bin Cheng <bin.cheng@arm.com>
10211 PR tree-optimization/81744
10212 * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
10213 loop's number of iterations.
10215 2017-08-08 Martin Liska <mliska@suse.cz>
10217 * asan.c: Include header files.
10218 * attribs.c (build_decl_attribute_variant): New function moved
10220 (build_type_attribute_qual_variant): Likewise.
10221 (cmp_attrib_identifiers): Likewise.
10222 (simple_cst_list_equal): Likewise.
10223 (omp_declare_simd_clauses_equal): Likewise.
10224 (attribute_value_equal): Likewise.
10225 (comp_type_attributes): Likewise.
10226 (build_type_attribute_variant): Likewise.
10227 (lookup_ident_attribute): Likewise.
10228 (remove_attribute): Likewise.
10229 (merge_attributes): Likewise.
10230 (merge_type_attributes): Likewise.
10231 (merge_decl_attributes): Likewise.
10232 (merge_dllimport_decl_attributes): Likewise.
10233 (handle_dll_attribute): Likewise.
10234 (attribute_list_equal): Likewise.
10235 (attribute_list_contained): Likewise.
10236 * attribs.h (lookup_attribute): New function moved from tree.[ch].
10237 (lookup_attribute_by_prefix): Likewise.
10238 * bb-reorder.c: Include header files.
10239 * builtins.c: Likewise.
10240 * calls.c: Likewise.
10241 * cfgexpand.c: Likewise.
10242 * cgraph.c: Likewise.
10243 * cgraphunit.c: Likewise.
10244 * convert.c: Likewise.
10245 * dwarf2out.c: Likewise.
10246 * final.c: Likewise.
10247 * fold-const.c: Likewise.
10248 * function.c: Likewise.
10249 * gimple-expr.c: Likewise.
10250 * gimple-fold.c: Likewise.
10251 * gimple-pretty-print.c: Likewise.
10252 * gimple.c: Likewise.
10253 * gimplify.c: Likewise.
10254 * hsa-common.c: Likewise.
10255 * hsa-gen.c: Likewise.
10256 * internal-fn.c: Likewise.
10257 * ipa-chkp.c: Likewise.
10258 * ipa-cp.c: Likewise.
10259 * ipa-devirt.c: Likewise.
10260 * ipa-fnsummary.c: Likewise.
10261 * ipa-inline.c: Likewise.
10262 * ipa-visibility.c: Likewise.
10264 * lto-cgraph.c: Likewise.
10265 * omp-expand.c: Likewise.
10266 * omp-general.c: Likewise.
10267 * omp-low.c: Likewise.
10268 * omp-offload.c: Likewise.
10269 * omp-simd-clone.c: Likewise.
10270 * opts-global.c: Likewise.
10271 * passes.c: Likewise.
10272 * predict.c: Likewise.
10273 * sancov.c: Likewise.
10274 * sanopt.c: Likewise.
10275 * symtab.c: Likewise.
10276 * toplev.c: Likewise.
10277 * trans-mem.c: Likewise.
10278 * tree-chkp.c: Likewise.
10279 * tree-eh.c: Likewise.
10280 * tree-into-ssa.c: Likewise.
10281 * tree-object-size.c: Likewise.
10282 * tree-parloops.c: Likewise.
10283 * tree-profile.c: Likewise.
10284 * tree-ssa-ccp.c: Likewise.
10285 * tree-ssa-live.c: Likewise.
10286 * tree-ssa-loop.c: Likewise.
10287 * tree-ssa-sccvn.c: Likewise.
10288 * tree-ssa-structalias.c: Likewise.
10289 * tree-ssa.c: Likewise.
10290 * tree-streamer-in.c: Likewise.
10291 * tree-vectorizer.c: Likewise.
10292 * tree-vrp.c: Likewise.
10293 * tsan.c: Likewise.
10294 * ubsan.c: Likewise.
10295 * varasm.c: Likewise.
10296 * varpool.c: Likewise.
10297 * tree.c: Remove functions moved to attribs.[ch].
10298 * tree.h: Likewise.
10299 * config/aarch64/aarch64.c: Add attrs.h header file.
10300 * config/alpha/alpha.c: Likewise.
10301 * config/arc/arc.c: Likewise.
10302 * config/arm/arm.c: Likewise.
10303 * config/avr/avr.c: Likewise.
10304 * config/bfin/bfin.c: Likewise.
10305 * config/c6x/c6x.c: Likewise.
10306 * config/cr16/cr16.c: Likewise.
10307 * config/cris/cris.c: Likewise.
10308 * config/darwin.c: Likewise.
10309 * config/epiphany/epiphany.c: Likewise.
10310 * config/fr30/fr30.c: Likewise.
10311 * config/frv/frv.c: Likewise.
10312 * config/ft32/ft32.c: Likewise.
10313 * config/h8300/h8300.c: Likewise.
10314 * config/i386/winnt.c: Likewise.
10315 * config/ia64/ia64.c: Likewise.
10316 * config/iq2000/iq2000.c: Likewise.
10317 * config/lm32/lm32.c: Likewise.
10318 * config/m32c/m32c.c: Likewise.
10319 * config/m32r/m32r.c: Likewise.
10320 * config/m68k/m68k.c: Likewise.
10321 * config/mcore/mcore.c: Likewise.
10322 * config/microblaze/microblaze.c: Likewise.
10323 * config/mips/mips.c: Likewise.
10324 * config/mmix/mmix.c: Likewise.
10325 * config/mn10300/mn10300.c: Likewise.
10326 * config/moxie/moxie.c: Likewise.
10327 * config/msp430/msp430.c: Likewise.
10328 * config/nds32/nds32-isr.c: Likewise.
10329 * config/nds32/nds32.c: Likewise.
10330 * config/nios2/nios2.c: Likewise.
10331 * config/nvptx/nvptx.c: Likewise.
10332 * config/pa/pa.c: Likewise.
10333 * config/pdp11/pdp11.c: Likewise.
10334 * config/powerpcspe/powerpcspe.c: Likewise.
10335 * config/riscv/riscv.c: Likewise.
10336 * config/rl78/rl78.c: Likewise.
10337 * config/rx/rx.c: Likewise.
10338 * config/s390/s390.c: Likewise.
10339 * config/sh/sh.c: Likewise.
10340 * config/sol2.c: Likewise.
10341 * config/sparc/sparc.c: Likewise.
10342 * config/spu/spu.c: Likewise.
10343 * config/stormy16/stormy16.c: Likewise.
10344 * config/tilegx/tilegx.c: Likewise.
10345 * config/tilepro/tilepro.c: Likewise.
10346 * config/v850/v850.c: Likewise.
10347 * config/vax/vax.c: Likewise.
10348 * config/visium/visium.c: Likewise.
10349 * config/xtensa/xtensa.c: Likewise.
10351 2017-08-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10354 * config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
10355 constraints since the -mupper-regs-* switches have been
10357 (vsx_concat_<mode>_1): New combiner insns to recognize inserting
10358 into a vector from a double word element that was extracted from
10359 another vector, and eliminate extra XXPERMDI instructions.
10360 (vsx_concat_<mode>_2): Likewise.
10361 (vsx_concat_<mode>_3): Likewise.
10362 (vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
10363 concat to allow optimizing inserts from previous extracts.
10365 2017-08-07 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/i386.c (ix86_stack_protect_guard): Generate
10368 memory reference to a SSP offset in TLS address space.
10369 (ix86_print_operand) <case '@'>: Remove.
10370 (ix86_print_operand_punct_valid_p): Remove '@' code.
10371 * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
10372 UNSPEC_SP_TLS_TEST.
10373 (stack_tls_protect_set_<mode>): Remove.
10374 (stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
10375 (stack_tls_protect_test_<mode>): Remove.
10376 (stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.
10378 2017-08-07 Olivier Hainque <hainque@adacore.com>
10381 * config/vxworksae.h (VXWORKS_HAVE_TLS): Define.
10383 2017-08-07 Douglas Rupp <rupp@adacore.com>
10385 * Makefile.in (install-mkheaders): Fix typo, where the multi_dir
10386 variable was referenced as multidir in command.
10388 2017-08-07 Jakub Jelinek <jakub@redhat.com>
10391 * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
10394 2017-08-07 Martin Liska <mliska@suse.cz>
10396 * config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
10397 * config/rl78/rl78.c: Add include of attribs.h.
10398 * config/sh/sh.c: Likewise.
10399 * config/v850/v850.c: Likewise.
10401 2017-08-07 Tom de Vries <tom@codesourcery.com>
10403 PR middle-end/78266
10404 * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.
10406 2017-08-07 Martin Liska <mliska@suse.cz>
10408 * config/mips/mips.c: Include attribs.h.
10410 2017-08-07 Thomas Koenig <tkoenig@gcc.gnu.org>
10413 * doc/invoke.texi: Document change in behvaior for -Ofast for
10416 2017-08-07 Wilco Dijkstra <wdijkstr@arm.com>
10418 * config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
10420 (aarch64_pop_regs): Likewise.
10421 (aarch64_gen_load_pair): Likewise.
10422 (aarch64_save_callee_saves): Likewise.
10423 (aarch64_restore_callee_saves): Likewise.
10425 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
10427 * config/i386/i386.c: Revert the last change.
10429 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
10432 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
10434 (ix86_finalize_stack_frame_flags): This. Also clear
10435 frame_pointer_needed if -fno-omit-frame-pointer is used without
10437 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
10438 with ix86_finalize_stack_frame_flags.
10439 (ix86_expand_epilogue): Likewise.
10440 (ix86_expand_split_stack_prologue): Likewise.
10442 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
10445 * config/i386/i386.c (get_builtin_code_for_version): Set priority
10446 to P_AES for Westmere.
10448 2017-08-07 Jonathan Yong <10walls@gmail.com>
10450 * config/i386/mingw.opt (fset-stack-executable): Removed.
10451 * config/i386/cygming.opt (fset-stack-executable): Moved
10453 * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.
10455 2017-08-07 Segher Boessenkool <segher@kernel.crashing.org>
10457 * print-rtl.c (print_exp): Print NOT as "~" instead of as "!".
10459 2017-08-07 Marek Polacek <polacek@redhat.com>
10461 PR middle-end/81737
10462 * fold-const.c (fold_indirect_ref_1): Check type_domain.
10464 2017-08-07 Martin Liska <mliska@suse.cz>
10466 * attribs.h (canonicalize_attr_name): New function.
10467 (cmp_attribs): Move from c-format.c and adjusted.
10468 (is_attribute_p): Moved from tree.h.
10469 * tree-inline.c: Add new includes.
10470 * tree.c (cmp_attrib_identifiers): Use cmp_attribs.
10471 (private_is_attribute_p): Remove.
10472 (private_lookup_attribute): Likewise.
10473 (private_lookup_attribute_by_prefix): Simplify.
10474 (remove_attribute): Use is_attribute_p.
10475 * tree.h: Remove removed declarations.
10477 2017-08-07 Jakub Jelinek <jakub@redhat.com>
10479 PR middle-end/81698
10480 * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
10481 instead of computing it in the function. Formatting fix.
10482 (expand_case): Don't rely on default_edge being the first edge,
10483 clear it if removing it, pass default_edge to
10484 emit_case_dispatch_table.
10485 (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
10488 2017-08-06 Uros Bizjak <ubizjak@gmail.com>
10490 * config/alpha/alpha.c (alpha_reorg): If trap is the last active
10491 insn in the function, emit NOP after the insn.
10493 2017-08-06 Tom de Vries <tom@codesourcery.com>
10495 * omp-expand.c (expand_oacc_for): Add missing edge probability for tile
10498 2017-08-06 Tom de Vries <tom@codesourcery.com>
10500 * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
10503 2017-08-04 Yury Gribov <tetra2005@gmail.com>
10505 PR tree-optimization/57371
10506 * match.pd: New pattern.
10508 2017-08-04 Marek Polacek <polacek@redhat.com>
10510 PR middle-end/81695
10511 * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
10512 perform the computation in offset_int.
10514 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
10516 PR tree-optimization/81136
10517 * tree-vectorizer.h: Include tree-hash-traits.h.
10518 (vec_base_alignments): New typedef.
10519 (vec_info): Add a base_alignments field.
10520 (vect_record_base_alignments): Declare.
10521 * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
10523 (DR_IS_CONDITIONAL_IN_STMT): New macro.
10524 (create_data_ref): Add an is_conditional_in_stmt argument.
10525 * tree-data-ref.c (create_data_ref): Likewise. Use it to initialize
10526 the is_conditional_in_stmt field.
10527 (data_ref_loc): Add an is_conditional_in_stmt field.
10528 (get_references_in_stmt): Set the is_conditional_in_stmt field.
10529 (find_data_references_in_stmt): Update call to create_data_ref.
10530 (graphite_find_data_references_in_stmt): Likewise.
10531 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10532 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
10533 (vect_record_base_alignment): New function.
10534 (vect_record_base_alignments): Likewise.
10535 (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
10536 for nested statements even if we fail to compute a misalignment.
10537 Use pooled base alignments for unconditional references.
10538 (vect_find_same_alignment_drs): Compare base addresses instead
10540 (vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
10541 * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
10543 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
10545 * tree-vectorizer.h (vec_info): Add a constructor and destructor.
10546 Add an explicit name for the enum. Use auto_vec for slp_instances
10547 and grouped_stores.
10548 (_loop_vec_info): Add a constructor and destructor. Use auto_vec
10550 (_bb_vec_info): Add a constructor and destructor.
10551 (vinfo_for_stmt): Return NULL for uids of -1 as well.
10552 (destroy_loop_vec_info): Delete.
10553 (vect_destroy_datarefs): Likewise.
10554 * tree-vectorizer.c (vect_destroy_datarefs): Delete.
10555 (vec_info::vec_info): New function.
10556 (vec_info::~vec_info): Likewise.
10557 (vectorize_loops): Use delete instead of destroy_loop_vec_info.
10558 * tree-parloops.c (gather_scalar_reductions): Use delete instead of
10559 destroy_loop_vec_info.
10560 * tree-vect-loop.c (new_loop_vec_info): Replace with...
10561 (_loop_vec_info::_loop_vec_info): ...this.
10562 (destroy_loop_vec_info): Replace with...
10563 (_loop_vec_info::~_loop_vec_info): ...this. Unconditionally delete
10564 the stmt_vec_infos. Leave handling of vec_info information to its
10565 destructor. Remove explicit vector releases.
10566 (vect_analyze_loop_form): Use new instead of new_loop_vec_info.
10567 (vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
10568 * tree-vect-slp.c (new_bb_vec_info): Replace with...
10569 (_bb_vec_info::_bb_vec_info): ...this. Don't reserve space in
10570 BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
10571 (destroy_bb_vec_info): Replace with...
10572 (_bb_vec_info::~_bb_vec_info): ...this. Leave handling of vec_info
10573 information to its destructor.
10574 (vect_slp_analyze_bb_1): Use new and delete instead of
10575 new_bb_vec_info and destroy_bb_vec_info.
10576 (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
10579 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
10581 * tree-data-ref.h (subscript): Add access_fn field.
10582 (data_dependence_relation): Add could_be_independent_p.
10583 (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
10584 (same_access_functions): Move to tree-data-ref.c.
10585 * tree-data-ref.c (ref_contains_union_access_p): New function.
10586 (access_fn_component_p): Likewise.
10587 (access_fn_components_comparable_p): Likewise.
10588 (dr_analyze_indices): Add a reference to access_fn_component_p.
10589 (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
10591 (constant_access_functions): Likewise.
10592 (add_other_self_distances): Likewise.
10593 (same_access_functions): Likewise. (Moved from tree-data-ref.h.)
10594 (initialize_data_dependence_relation): Use XCNEW and remove
10595 explicit zeroing of DDR_REVERSED_P. Look for a subsequence
10596 of access functions that have the same type. Allow the
10597 subsequence to end with different bases in some circumstances.
10598 Record the chosen access functions in SUB_ACCESS_FN.
10599 (build_classic_dist_vector_1): Replace ddr_a and ddr_b with
10600 a_index and b_index. Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
10601 (subscript_dependence_tester_1): Likewise dra and drb.
10602 (build_classic_dist_vector): Update calls accordingly.
10603 (subscript_dependence_tester): Likewise.
10604 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
10605 DDR_COULD_BE_INDEPENDENT_P.
10606 * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
10607 comp_alias_ddrs instead of may_alias_ddrs.
10608 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
10610 (vect_analyze_data_ref_dependence): Use it if
10611 DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
10612 distance vectors if that fails.
10613 (dependence_distance_ge_vf): New function.
10614 (vect_prune_runtime_alias_test_list): Use it. Don't clear
10615 LOOP_VINFO_MAY_ALIAS_DDRS.
10617 2017-08-04 Richard Biener <rguenther@suse.de>
10619 PR middle-end/81705
10620 * fold-const.c (fold_binary_loc): Properly restrict
10621 minus_var0 && minus_var1 case when associating undefined overflow
10624 2017-08-04 Tom de Vries <tom@codesourcery.com>
10626 * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.
10628 2017-08-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10630 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10631 Don't start diagnostic messages with a capital letter.
10632 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10634 (rs6000_invalid_builtin): Likewise.
10635 (rs6000_trampoline_init): Likewise.
10637 2017-08-03 Jakub Jelinek <jakub@redhat.com>
10640 * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
10641 after setting changeable df flags.
10643 2017-08-03 Richard Biener <rguenther@suse.de>
10645 * tree-ssa-reassoc.c (should_break_up_subtract): Also break
10646 up if the use is in USE - X.
10648 2017-08-03 Alexander Monakov <amonakov@ispras.ru>
10650 * toplev.c (dumpfile.h): New include.
10651 (internal_error_reentered): New static function. Use it...
10652 (internal_error_function): ...here to handle reentered internal_error.
10654 2017-08-03 Richard Biener <rguenther@suse.de>
10656 PR middle-end/81148
10657 * fold-const.c (split_tree): Add minus_var and minus_con
10658 arguments, remove unused loc arg. Never generate NEGATE_EXPRs
10659 here but always use minus_*.
10660 (associate_trees): Assert we never associate with MINUS_EXPR
10661 and NULL first operand. Do not recurse for PLUS_EXPR operands
10662 when associating as MINUS_EXPR either.
10663 (fold_binary_loc): Track minus_var and minus_con.
10665 2017-08-03 Tom de Vries <tom@codesourcery.com>
10668 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
10669 ACCEL_COMPILER, apply finish_options on
10670 DECL_FUNCTION_SPECIFIC_OPTIMIZATION.
10672 2017-08-03 Tom de Vries <tom@codesourcery.com>
10675 * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
10676 function_entry_patch_area_size > 0.
10678 2017-08-03 Jakub Jelinek <jakub@redhat.com>
10681 * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
10682 instead of 10??LU, perform unit multiplication in wide_int,
10683 don't change alloc_object_size_limit if the limit is larger
10686 PR tree-optimization/81655
10687 PR tree-optimization/81588
10688 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
10689 the case when ranges[i].low and high are 1 for unsigned type with
10692 PR middle-end/81052
10693 * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
10694 (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.
10696 2017-08-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10698 * tree-vrp.h: Add include guard.
10700 2017-08-02 Uros Bizjak <ubizjak@gmail.com>
10703 * config/i386/i386.md (unspecv): Add UNSPECV_UD2.
10704 (ud2): New insn pattern.
10705 * config/i386/i386.c (ix86_expand_epilogue):
10706 For naked functions, generate ud2 instead of trap insn.
10708 2017-08-02 Marek Polacek <polacek@redhat.com>
10711 * alloc-pool.h (base_pool_allocator): Initialize m_elt_size.
10713 2017-08-02 Tom de Vries <tom@codesourcery.com>
10714 Cesar Philippidis <cesar@codesourcery.com>
10716 * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
10717 Add missing edge probabilities.
10719 2017-08-02 Tamar Christina <tamar.christina@arm.com>
10721 * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
10722 Correct endianness.
10724 2017-08-02 Jakub Jelinek <jakub@redhat.com>
10726 PR middle-end/79499
10727 * function.c (thread_prologue_and_epilogue_insns): Determine blocks
10728 for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
10729 of first NONDEBUG_INSN_P in each of the split_prologue_seq and
10730 prologue_seq sequences - if any.
10732 2017-08-02 Richard Biener <rguenther@suse.de>
10734 * tree-vect-stmts.c (vectorizable_store): Perform vector extracts
10735 via vectors if supported, integer extracts via punning if supported
10736 or otherwise vector extracts.
10738 2017-08-02 Richard Biener <rguenther@suse.de>
10740 * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
10742 (bitmap_insert_into_set): ... this.
10744 2017-08-02 Richard Biener <rguenther@suse.de>
10746 PR tree-optimization/81633
10748 2015-08-17 Alan Hayward <alan.hayward@arm.com>
10750 PR tree-optimization/71752
10751 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
10753 2017-08-01 Daniel Santos <daniel.santos@pobox.com>
10755 * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
10756 (machine_function::call_ms2sysv_pad_out): Remove field.
10757 * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
10758 (ix86_compute_frame_layout): Likewise.
10760 2017-08-01 H.J. Lu <hongjiu.lu@intel.com>
10763 * config/i386/i386.c (ix86_set_func_type): Disallow naked
10764 attribute with interrupt attribute.
10766 2017-08-01 Andrew Pinski <apinski@cavium.com>
10768 * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
10769 BIT_INSERT_EXPR's operand 1
10770 to see if the types precision matches.
10772 2017-08-01 Martin Liska <mliska@suse.cz>
10774 PR middle-end/70140
10775 * builtins.c (expand_builtin_memcpy_args): Remove.
10776 (expand_builtin_memcpy): Call newly added function
10777 expand_builtin_memory_copy_args.
10778 (expand_builtin_memcpy_with_bounds): Likewise.
10779 (expand_builtin_mempcpy): Remove last argument.
10780 (expand_builtin_mempcpy_with_bounds): Likewise.
10781 (expand_builtin_memory_copy_args): New function created from
10782 expand_builtin_mempcpy_args with small modifications.
10783 (expand_builtin_mempcpy_args): Remove.
10784 (expand_builtin_stpcpy): Remove unused argument.
10785 (expand_builtin): Likewise.
10786 (expand_builtin_with_bounds): Likewise.
10788 2017-08-01 Martin Liska <mliska@suse.cz>
10791 Make mempcpy more optimal (PR middle-end/70140).
10793 2017-08-01 Jakub Jelinek <jakub@redhat.com>
10796 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
10797 __builtin_vec_cmpne verify both arguments are compatible vectors
10798 before looking at TYPE_MODE on the element type. For __builtin_vec_ld
10799 verify arg1_type is a pointer or array type. For __builtin_vec_st,
10800 move computation of aligned to after checking the argument types.
10804 * config/rs6000/vsx.md (vextract_fp_from_shorth,
10805 vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
10808 2017-08-01 Jerome Lambourg <lambourg@adacore.com>
10809 Doug Rupp <rupp@adacore.com>
10810 Olivier Hainque <hainque@adacore.com>
10812 * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
10813 well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
10815 * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
10816 for TARGET_OS_CPP_BUILTIN.
10817 (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
10818 refine CPU definitions for arm_arch5 and add those for arm_arch6 and
10820 (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
10821 passing required abi options to the assembler for EABI configurations.
10822 (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
10823 of .text.hot and .text.unlikely sections for kernel modules when
10824 using ARM style exceptions.
10825 (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
10826 options. Add EXTRA_CC1_SPEC.
10827 (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
10829 (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
10831 (ARM_TARGET2_DWARF_FORMAT): Define.
10832 * config/arm/t-vxworks: Adjust multilib control to removal of the
10833 Diab command line options.
10835 2017-08-01 Martin Liska <mliska@suse.cz>
10837 PR gcov-profile/81561
10838 * gcov.c (unblock): Make unblocking safe as we need to preserve
10839 index correspondence of blocks and block_lists.
10841 2017-08-01 Richard Biener <rguenther@suse.de>
10843 PR tree-optimization/81181
10844 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
10845 (compute_antic): ... end of iteration here.
10847 2017-08-01 James Greenhalgh <james.greenhalgh@arm.com>
10849 * common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
10850 (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
10851 (ftree-slp-vectorize): Likewise.
10852 * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
10853 can no longer be set independent of flag_tree_loop_vectorize.
10854 * omp-general.c (emp_max_vf): Likewise.
10855 * opts.c (enable_fdo_optimizations): Remove references to
10856 flag_tree_vectorize, these are now implicit.
10857 (common_handle_option): Remove handling for OPT_ftree_vectorize,
10858 and leave it for the options machinery.
10860 2017-08-01 Martin Liska <mliska@suse.cz>
10862 PR middle-end/70140
10863 * builtins.c (expand_builtin_memcpy_args): Remove.
10864 (expand_builtin_memcpy): Call newly added function
10865 expand_builtin_memory_copy_args.
10866 (expand_builtin_memcpy_with_bounds): Likewise.
10867 (expand_builtin_mempcpy): Remove last argument.
10868 (expand_builtin_mempcpy_with_bounds): Likewise.
10869 (expand_builtin_memory_copy_args): New function created from
10870 expand_builtin_mempcpy_args with small modifications.
10871 (expand_builtin_mempcpy_args): Remove.
10872 (expand_builtin_stpcpy): Remove unused argument.
10873 (expand_builtin): Likewise.
10874 (expand_builtin_with_bounds): Likewise.
10876 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
10879 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
10880 print "ds:" only for immediates in generic address space.
10882 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
10885 * config/i386/i386.c (ix86_funciton_naked): New prototype.
10886 (ix86_function_ok_for_sibcall): Return false for naked functions.
10888 2017-08-01 Richard Biener <rguenther@suse.de>
10890 * tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
10891 (compute_antic): Seed worklist with exit block predecessors.
10892 * cfganal.c (dfs_find_deadend): For a cycle return the source
10893 of the edge closing it.
10895 2017-08-01 Tamar Christina <tamar.christina@arm.com>
10897 * config/aarch64/aarch64.c
10898 (aarch64_can_const_movi_rtx_p): Move 0 check.
10900 2017-08-01 Bin Cheng <bin.cheng@arm.com>
10902 * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
10903 * fold-const.c (fold_comparison, fold_binary_loc): Delete use of
10905 * match.pd: Ditto in address comparison pattern.
10907 2017-08-01 Bin Cheng <bin.cheng@arm.com>
10909 PR tree-optimization/81627
10910 * tree-predcom.c (prepare_finalizers): Always rewrite into loop
10911 closed ssa form for store-store chain.
10913 2017-08-01 Bin Cheng <bin.cheng@arm.com>
10915 PR tree-optimization/81620
10916 * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
10917 for store-store chain.
10919 2017-08-01 Jakub Jelinek <jakub@redhat.com>
10921 PR tree-optimization/81588
10922 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
10923 ranges[i].in_p, invert comparison code ccode. For >/>=,
10924 swap rhs1 and rhs2 and comparison code unconditionally,
10925 for </<= don't do that. Don't swap rhs1/rhs2 again if
10926 ranges[i].in_p, instead invert comparison code ccode if
10927 opcode or oe->rank is BIT_IOR_EXPR.
10930 * optabs.def (vec_extract_optab, vec_init_optab): Change from
10931 a direct optab to conversion optab.
10932 * optabs.c (expand_vector_broadcast): Use convert_optab_handler
10933 with GET_MODE_INNER as last argument instead of optab_handler.
10934 * expmed.c (extract_bit_field_1): Likewise. Use vector from
10935 vector extraction if possible and optab is available.
10936 * expr.c (store_constructor): Use convert_optab_handler instead
10937 of optab_handler. Use vector initialization from smaller
10938 vectors if possible and optab is available.
10939 * tree-vect-stmts.c (vectorizable_load): Likewise.
10940 * doc/md.texi (vec_extract, vec_init): Document that the optabs
10941 now have two modes.
10942 * config/i386/i386.c (ix86_expand_vector_init): Handle expansion
10943 of vec_init from half-sized vectors with the same element mode.
10944 * config/i386/sse.md (ssehalfvecmode): Add V4TI case.
10945 (ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
10946 (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
10947 reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
10948 reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
10949 after mode in gen_vec_extract* calls.
10950 (vec_extract<mode>): Renamed to ...
10951 (vec_extract<mode><ssescalarmodelower>): ... this.
10952 (vec_extract<mode><ssehalfvecmodelower>): New expander.
10953 (rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
10954 element mode after mode in gen_vec_init* calls.
10955 (VEC_INIT_HALF_MODE): New mode iterator.
10956 (vec_init<mode>): Renamed to ...
10957 (vec_init<mode><ssescalarmodelower>): ... this.
10958 (vec_init<mode><ssehalfvecmodelower>): New expander.
10959 * config/i386/mmx.md (vec_extractv2sf): Renamed to ...
10960 (vec_extractv2sfsf): ... this.
10961 (vec_initv2sf): Renamed to ...
10962 (vec_initv2sfsf): ... this.
10963 (vec_extractv2si): Renamed to ...
10964 (vec_extractv2sisi): ... this.
10965 (vec_initv2si): Renamed to ...
10966 (vec_initv2sisi): ... this.
10967 (vec_extractv4hi): Renamed to ...
10968 (vec_extractv4hihi): ... this.
10969 (vec_initv4hi): Renamed to ...
10970 (vec_initv4hihi): ... this.
10971 (vec_extractv8qi): Renamed to ...
10972 (vec_extractv8qiqi): ... this.
10973 (vec_initv8qi): Renamed to ...
10974 (vec_initv8qiqi): ... this.
10975 * config/rs6000/vector.md (VEC_base_l): New mode attribute.
10976 (vec_init<mode>): Renamed to ...
10977 (vec_init<mode><VEC_base_l>): ... this.
10978 (vec_extract<mode>): Renamed to ...
10979 (vec_extract<mode><VEC_base_l>): ... this.
10980 * config/rs6000/paired.md (vec_initv2sf): Renamed to ...
10981 (vec_initv2sfsf): ... this.
10982 * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
10983 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
10984 vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
10985 element mode after mode in gen_vec_init* calls.
10986 * config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
10987 (vec_init<mode><Vel>): ... this.
10988 (vec_extract<mode>): Renamed to ...
10989 (vec_extract<mode><Vel>): ... this.
10990 * config/aarch64/iterators.md (Vel): New mode attribute.
10991 * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
10992 Add element mode after mode in gen_vec_extract* calls.
10993 * config/s390/vector.md (non_vec_l): New mode attribute.
10994 (vec_extract<mode>): Renamed to ...
10995 (vec_extract<mode><non_vec_l>): ... this.
10996 (vec_init<mode>): Renamed to ...
10997 (vec_init<mode><non_vec_l>): ... this.
10998 * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
10999 s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
11001 * config/arm/iterators.md (V_elem_l): New mode attribute.
11002 * config/arm/neon.md (vec_extract<mode>): Renamed to ...
11003 (vec_extract<mode><V_elem_l>): ... this.
11004 (vec_extractv2di): Renamed to ...
11005 (vec_extractv2didi): ... this.
11006 (vec_init<mode>): Renamed to ...
11007 (vec_init<mode><V_elem_l>): ... this.
11008 (reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
11009 reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
11010 reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
11011 Add element mode after gen_vec_extract* calls.
11012 * config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
11013 (vec_init<mode><unitmode>): ... this.
11014 (vec_extract<mode>): Renamed to ...
11015 (vec_extract<mode><unitmode>): ... this.
11016 * config/mips/loongson.md (vec_init<mode>): Renamed to ...
11017 (vec_init<mode><unitmode>): ... this.
11018 * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
11019 (vec_initv2sfsf): ... this.
11020 (vec_extractv2sf): Renamed to ...
11021 (vec_extractv2sfsf): ... this.
11022 (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
11023 Add element mode after gen_vec_extract* calls.
11024 * config/mips/mips.md (unitmode): New mode iterator.
11025 * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
11026 spu_builtin_extract): Add element mode after gen_vec_extract* calls.
11027 * config/spu/spu.md (inner_l): New mode attribute.
11028 (vec_init<mode>): Renamed to ...
11029 (vec_init<mode><inner_l>): ... this.
11030 (vec_extract<mode>): Renamed to ...
11031 (vec_extract<mode><inner_l>): ... this.
11032 * config/sparc/sparc.md (veltmode): New mode iterator.
11033 (vec_init<VMALL:mode>): Renamed to ...
11034 (vec_init<VMALL:mode><VMALL:veltmode>): ... this.
11035 * config/ia64/vect.md (vec_initv2si): Renamed to ...
11036 (vec_initv2sisi): ... this.
11037 (vec_initv2sf): Renamed to ...
11038 (vec_initv2sfsf): ... this.
11039 (vec_extractv2sf): Renamed to ...
11040 (vec_extractv2sfsf): ... this.
11041 * config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
11042 (vec_init<mode>): Renamed to ...
11043 (vec_init<mode><VEC_base_l>): ... this.
11044 (vec_extract<mode>): Renamed to ...
11045 (vec_extract<mode><VEC_base_l>): ... this.
11046 * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
11047 (vec_initv2sfsf): ... this.
11048 * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
11049 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
11050 vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
11051 gen_vec_init* calls.
11053 2017-08-01 Richard Biener <rguenther@suse.de>
11055 PR tree-optimization/81297
11056 * tree-vrp.c (get_single_symbol): Remove assert, instead drop
11057 TREE_OVERFLOW from INTEGER_CSTs.
11059 2017-07-31 Segher Boessenkool <segher@kernel.crashing.org>
11061 * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.
11063 2017-07-31 Carl Love <cel@us.ibm.com>
11065 * config/rs6000/rs6000-c: Add support for built-in functions
11066 vector signed char vec_xl_be (signed long long, signed char *);
11067 vector unsigned char vec_xl_be (signed long long, unsigned char *);
11068 vector signed int vec_xl_be (signed long long, signed int *);
11069 vector unsigned int vec_xl_be (signed long long, unsigned int *);
11070 vector signed long long vec_xl_be (signed long long, signed long long *);
11071 vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
11072 vector signed short vec_xl_be (signed long long, signed short *);
11073 vector unsigned short vec_xl_be (signed long long, unsigned short *);
11074 vector double vec_xl_be (signed long long, double *);
11075 vector float vec_xl_be (signed long long, float *);
11076 * config/rs6000/altivec.h (vec_xl_be): Add #define.
11077 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
11078 XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
11080 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
11081 (altivec_expand_builtin): Add switch statement to call
11082 altivec_expand_xl_be for each builtin.
11083 (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
11084 __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
11085 __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
11086 __builtin_vsx_le_be_v16qi.
11087 * doc/extend.texi: Update the built-in documentation file for the
11088 new built-in functions.
11090 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
11093 * config/i386/i386.c (ix86_allocate_stack_slots_for_args):
11095 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11097 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11099 * config.gcc: Add z14.
11100 * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
11101 CPU model numbers for z13s and z14.
11102 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
11104 * config/s390/s390-opts.h (enum processor_type): Rename
11105 PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
11106 * config/s390/s390.c (processor_table): Add field for CPU name to
11107 be passed to Binutils.
11108 (s390_asm_output_machine_for_arch): Use the new field in
11109 processor_table for Binutils.
11110 (s390_expand_builtin): Replace arch12 with z14.
11111 (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
11112 (s390_get_sched_attrmask): Likewise.
11113 (s390_get_unit_mask): Likewise.
11114 * config/s390/s390.opt: Add z14 to processor_type enum.
11116 2017-07-31 Martin Jambor <mjambor@suse.cz>
11119 * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
11120 regardless of optimization level.
11122 2017-07-31 Jan Hubicka <hubicka@ucw.cz>
11123 Martin Liska <mliska@suse.cz>
11125 * predict.def: Remove old comment and adjust probability.
11126 * gimplify.c (should_warn_for_implicit_fallthrough): Ignore
11127 PREDICT statements.
11129 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
11132 * config/i386/i386.c (ix86_function_naked): New function.
11133 (ix86_can_use_return_insn_p): Return false for naked functions.
11134 (ix86_expand_prologue): Skip prologue for naked functions.
11135 (ix86_expand_epilogue): Skip epilogue for naked functions
11136 and emit trap instruction.
11137 (ix86_warn_func_return): New function.
11138 (ix86_attribute_table): Add "naked" attribute specification.
11139 (TARGET_WARN_FUNC_RETURN): Define.
11140 * doc/extend.texi (x86 Function Attributes) <naked>: Document it.
11142 2017-07-31 Martin Liska <mliska@suse.cz>
11144 * gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
11145 (dump_gimple_bb_header): Always dump BB info.
11146 (pp_cfg_jump): Do not append info about BB when dumping a jump.
11148 2017-07-31 Martin Liska <mliska@suse.cz>
11151 * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
11152 also with current_function_decl non-null equality.
11154 2017-07-31 Jakub Jelinek <jakub@redhat.com>
11157 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
11158 change type to the element type, instead add eltype variable and
11159 use it where we are interested in the element type.
11161 PR tree-optimization/81603
11162 * ipa-polymorphic-call.c
11163 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
11164 offset arithmetic in offset_int, bail out if the resulting bit offset
11165 doesn't fit into shwi.
11167 2017-07-31 Martin Liska <mliska@suse.cz>
11169 * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
11170 (gimplify_save_expr): Fix comment.
11172 2017-07-30 H.J. Lu <hongjiu.lu@intel.com>
11175 * config/i386/i386.c (ix86_function_arg): Update arguments for
11177 (ix86_compute_frame_layout): Set the initial stack offset to
11178 INCOMING_FRAME_SP_OFFSET. Update red-zone offset with
11179 INCOMING_FRAME_SP_OFFSET.
11180 (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
11181 stack before exception handler returns.
11182 * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
11183 the 'ERROR_CODE' for exception handler.
11185 2017-07-30 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
11188 (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
11189 (ASM_OUTPUT_REG_POP): Ditto.
11190 * config/i386/i386.c (ix86_asm_output_function_label): Use fputs
11191 instead of asm_fprintf to output pure string.
11193 2017-07-29 Jakub Jelinek <jakub@redhat.com>
11195 * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
11196 to imported_module_or_decl hook.
11197 (debug_nothing_tree_tree_tree_bool): Remove.
11198 (debug_nothing_tree_tree_tree_bool_bool): New declaration.
11199 * debug.c (do_nothing_debug_hooks): Use
11200 debug_nothing_tree_tree_tree_bool_bool instead of
11201 debug_nothing_tree_tree_tree_bool.
11202 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11203 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
11204 * sdbout.c (sdb_debug_hooks): Likewise.
11205 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11206 (gen_namespace_die): Add DW_AT_export_symbols attribute if
11208 (dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
11209 if true, -gdwarf-5 and decl will have DW_AT_export_symbols
11210 attribute, don't add anything.
11212 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11214 * fold-const.c (fold_build1_stat_loc): Remove _stat from name.
11215 (fold_build2_stat_loc): Likewise.
11216 (fold_build3_stat_loc): Likewise.
11217 * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
11218 (fold_build1_loc): Remove macro.
11219 (fold_build2_loc): Likewise.
11220 (fold_build3_loc): Likewise.
11222 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11224 * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
11225 (gimple_build_debug_bind_source_stat): Likewise.
11226 * gimple.h (gimple_build_debug_bind): Remove macro.
11227 (gimple_build_debug_bind_source): Likewise.
11229 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11231 * bitmap.c (bitmap_alloc): Adjust.
11232 (bitmap_gc_alloc): Likewise.
11233 * bitmap.h (bitmap_initialize_stat): Remove _stat from name.
11235 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11237 * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
11238 (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
11239 * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
11240 (bitmap_gc_alloc_stat): Likewise.
11241 (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.
11243 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11245 * rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
11246 * rtl.h (shallow_copy_rtx): Remove macro.
11248 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11250 * emit-rtl.c (gen_raw_REG): Adjust.
11251 * gengenrtl.c (gendef): Likewise.
11252 * rtl.c (rtx_alloc_stat): Remove _stat from name.
11253 * rtl.h (rtx_alloc): Remove macro.
11255 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11257 * tree.c (build_tree_list_vec_stat): Remove _stat from name.
11258 (build_tree_list_stat): Likewise.
11259 * tree.h (build_tree_list): Remove macro.
11260 (build_tree_list_vec): Likewise.
11262 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11264 * tree.c (make_vector_stat): Remove _stat from name.
11265 (build_vector_stat): Likewise.
11266 * tree.h (make_vector_stat): Remove macro.
11267 (build_vector_stat): Likewise.
11269 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11271 * tree.h (build_var_debug_value): Remove prototype.
11273 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11275 * tree.c (tree_cons_stat): Remove _stat from name.
11276 * tree.h (tree_cons): Remove macro.
11278 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11280 * tree.c (build_vl_exp_stat): Remove _stat from name.
11281 * tree.h (build_vl_exp): Remove macro.
11283 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11285 * tree.c (build_decl_stat): Remove _stat from name.
11286 * tree.h (build_decl): Remove macro.
11288 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11290 * gimple.c (gimple_build_with_ops_stat): Adjust.
11291 (gimple_alloc_stat): Remove _stat from name.
11292 * gimple.h (gimple_alloc): Remove macro.
11294 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11296 * tree.c (make_tree_vec_stat): Remove _stat from name.
11297 (grow_tree_vec_stat): Likewise.
11298 * tree.h (make_tree_vec_stat): Adjust prototype.
11299 (grow_tree_vec_stat): Likewise.
11300 (make_tree_vec): Remove macro.
11301 (grow_tree_vec): Likewise.
11303 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11305 * fold-const.c (fold_build1_stat_loc): Adjust.
11306 (fold_build2_stat_loc): Likewise.
11307 (fold_build3_stat_loc): Likewise.
11308 * tree.c (build0_stat): Remove _stat from name.
11309 (build1_stat): Likewise.
11310 (build2_stat): Likewise.
11311 (build3_stat): Likewise.
11312 (build4_stat): Likewise.
11313 (build5_stat): Likewise.
11314 * tree.h (build1_loc): Remove macro, and rename _stat function
11316 (build2_loc): Likewise.
11317 (build3_loc): Likewise.
11318 (build4_loc): Likewise.
11319 (build5_loc): Likewise.
11321 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11323 * tree.c (make_int_cst_stat): Remove _stat from name.
11324 * tree.h (make_int_cst_stat): Adjust prototype.
11325 (make_int_cst): Remove macro.
11327 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11329 * tree.c (make_tre_binfo_stat): Remove _stat from name.
11330 * tree.h (make_tree_binfo_stat): Adjust prototype.
11331 (make_tree_binfo): Remove.
11333 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11335 * tree.c (copy_node_stat): Rename to copy_node.
11336 (build_distinct_type_copy): Adjust.
11337 * tree.h (copy_node_stat): Adjust prototype.
11338 (copy_node): Remove macro.
11340 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11342 * tree.c (make_node_stat): rename to make_node.
11343 (build_tree_list_stat): Adjust.
11344 (build0_stat): Likewise.
11345 (build2_stat): Likewise.
11346 (build3_stat): Likewise.
11347 (build4_stat): Likewise.
11348 (build5_stat): Likewise.
11349 (build_decl_stat): Likewise.
11350 * tree.h (make_node_stat): Adjust prototype.
11351 (make_node): remove macro.
11353 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
11355 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
11356 (PPC_FEATURE2_SCV): Likewise.
11357 * config/rs6000/rs6000.c (cpu_supports_info): Use them.
11359 2017-07-28 Tamar Christina <tamar.christina@arm.com>
11361 * config/aarch64/aarch64.c
11362 (aarch64_internal_mov_immediate): Add new special pattern.
11363 * config/aarch64/aarch64.md (*movdi_aarch64):
11364 Add reg/32bit const mov case.
11366 2017-07-28 Tamar Christina <tamar.christina@arm.com>
11367 Richard Sandiford <richard.sandiford@linaro.org>
11369 * config/aarch64/aarch64.md (mov<mode>): Generalize.
11370 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
11371 Add integer and movi cases.
11372 (movi-split-hf-df-sf split, fp16): New.
11373 (enabled): Added TARGET_FP_F16INST.
11374 * config/aarch64/iterators.md (GPF_HF): New.
11375 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.
11377 2017-07-28 Tamar Christina <tamar.christina@arm.com>
11379 * config/aarch64/aarch64.c
11380 (aarch64_simd_container_mode): Add prototype.
11381 (aarch64_expand_mov_immediate): Add HI support.
11382 (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
11383 (aarch64_can_const_movi_rtx_p): New.
11384 (aarch64_preferred_reload_class):
11385 Remove restrictions of using FP registers for certain SIMD operations.
11386 (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
11387 (aarch64_valid_floating_const): Add integer move validation.
11388 (aarch64_simd_imm_scalar_p): Remove.
11389 (aarch64_output_scalar_simd_mov_immediate): Generalize function.
11390 (aarch64_legitimate_constant_p): Expand list of supported cases.
11391 * config/aarch64/aarch64-protos.h
11392 (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
11393 (aarch64_reinterpret_float_as_int): New.
11394 (aarch64_simd_imm_scalar_p): Remove.
11395 * config/aarch64/constraints.md (Uvi): New.
11396 (Dd): Split into Ds and new Dd.
11397 * config/aarch64/aarch64.md (*movsi_aarch64):
11399 (*movdi_aarch64): Add SIMD mov case.
11401 2017-07-28 Bin Cheng <bin.cheng@arm.com>
11403 * tree-predcom.c: (struct chain): Handle store-store chain in which
11404 stores for elimination only store loop invariant values.
11405 (execute_pred_commoning_chain): Ditto.
11406 (prepare_initializers_chain_store_elim): Ditto.
11407 (prepare_finalizers): Ditto.
11408 (is_inv_store_elimination_chain): New function.
11409 (initialize_root_vars_store_elim_1): New function.
11411 2017-07-28 Bin Cheng <bin.cheng@arm.com>
11413 * tree-predcom.c: Revise general description of the pass.
11414 (enum chain_type): New enum type for store elimination.
11415 (struct chain): New field supporting store elimination.
11416 (struct component): Ditto.
11417 (dump_chain): Dump store-stores chain.
11418 (release_chain): Release resources.
11419 (split_data_refs_to_components): Compute and create component
11420 contains only stores for elimination.
11421 (get_chain_last_ref_at): New function.
11422 (make_invariant_chain): Initialization.
11423 (make_rooted_chain): Specify chain type in parameter and record it.
11424 (add_looparound_copies): Skip for store-stores chain.
11425 (determine_roots_comp): Compute type of chain and pass it to
11427 (initialize_root_vars_store_elim_2): New function.
11428 (finalize_eliminated_stores): New function.
11429 (remove_stmt): Handle store for elimination.
11430 (execute_pred_commoning_chain): Execute predictive commoning on
11431 store-store chains.
11432 (determine_unroll_factor): Skip unroll for store-stores chain.
11433 (prepare_initializers_chain_store_elim): New function.
11434 (prepare_initializers_chain): Hanlde store-store chain.
11435 (prepare_finalizers_chain, prepare_finalizers): New function.
11436 (tree_predictive_commoning_loop): Return integer value indicating
11437 if loop is unrolled or lcssa form is corrupted.
11438 (tree_predictive_commoning): Rewrite for lcssa form if necessary.
11440 2017-07-28 Bin Cheng <bin.cheng@arm.com>
11442 * tree-predcom.c (initialize_root): Delete.
11443 (execute_pred_commoning_chain): Initialize root vars and replace
11444 reference of non-combined chain directly, rather than call above
11447 2017-07-28 Bin Cheng <bin.cheng@arm.com>
11449 * tree-predcom.c (ref_at_iteration): Add parameter NITERS. Compute
11450 memory reference to DR at (NITERS + ITERS)-th iteration of loop.
11452 2017-07-28 Bin Cheng <bin.cheng@arm.com>
11454 * tree-predcom.c (struct chain): New field init_seq.
11455 (release_chain): Release init_seq.
11456 (prepare_initializers_chain): Record intialization stmts in above
11458 (insert_init_seqs): New function.
11459 (tree_predictive_commoning_loop): Call insert_init_seqs.
11461 2017-07-28 Bin Cheng <bin.cheng@arm.com>
11463 * tree-predcom.c (determine_roots_comp): Skip trivial components.
11465 2017-07-28 Richard Biener <rguenther@suse.de>
11467 * match.pd: Remove superfluous :c.
11468 * genmatch.c (simplify::id): Add member.
11469 (lower_commutative, lower_opt_convert, lower_cond, lower_for):
11471 (current_id): New global.
11472 (dt_node::parent): Move from ...
11473 (dt_operand::parent): ... here. Add for_id member.
11474 (is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
11475 (decision_tree::find_node): Relax order requirement when
11476 merging DT_TRUE nodes to ones inbetween the current simplify
11477 and the one we try to merge with. Add diagnostic whenever
11478 we need to enforce pattern order by not merging.
11479 (decision_tree::insert): Set current_id.
11480 (decision_tree::print_node): Dump parent node and for_id.
11481 (parser::last_id): Add member.
11482 (parser::push_simplify): Assign unique id.
11483 (parser::parser): Initialize last_id.
11485 2017-07-28 Martin Liska <mliska@suse.cz>
11488 * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
11489 gimple_build_debug_bind.
11491 2017-07-28 Richard Biener <rguenther@suse.de>
11493 PR tree-optimization/81502
11494 * match.pd: Add pattern combining BIT_INSERT_EXPR with
11496 * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
11498 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
11499 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
11500 for BIT_FIELD_REF args.
11501 * fold-const.c (make_bit_field_ref): Likewise.
11502 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
11504 2017-07-28 Jakub Jelinek <jakub@redhat.com>
11507 * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
11508 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
11509 * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
11510 Or it into SANITIZER_UNDEFINED.
11511 * ubsan.c: Include gimple-fold.h and varasm.h.
11512 (ubsan_expand_ptr_ifn): New function.
11513 (instrument_pointer_overflow): New function.
11514 (maybe_instrument_pointer_overflow): New function.
11515 (instrument_object_size): Formatting fix.
11516 (pass_ubsan::execute): Call instrument_pointer_overflow
11517 and maybe_instrument_pointer_overflow.
11518 * internal-fn.c (expand_UBSAN_PTR): New function.
11519 * ubsan.h (ubsan_expand_ptr_ifn): Declare.
11520 * sanitizer.def (__ubsan_handle_pointer_overflow,
11521 __ubsan_handle_pointer_overflow_abort): New builtins.
11522 * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
11523 * internal-fn.def (UBSAN_PTR): New internal function.
11524 * opts.c (sanitizer_opts): Add pointer-overflow.
11525 * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
11526 * fold-const.c (build_range_check): Compute pointer range check in
11527 integral type if pointer arithmetics would be needed. Formatting
11530 2017-07-28 Martin Liska <mliska@suse.cz>
11533 * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
11534 parameters that are of a variable-length.
11536 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
11538 * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add
11540 * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
11541 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11542 (CRT_CALL_STATIC_FUNCTION): Likewise.
11543 (ASM_DEFAULT_SPEC): New define.
11544 (ASM_SPEC32): Likewise.
11545 (ASM_SPEC64): Likewise.
11546 (ASM_SPEC_COMMON): Likewise.
11547 (ASM_SPEC): Likewise.
11548 (INVALID_64BIT): Likewise.
11549 (LINK_OS_DEFAULT_SPEC): Likewise.
11550 (LINK_OS_SPEC32): Likewise.
11551 (LINK_OS_SPEC64): Likewise.
11552 (POWERPC_LINUX): Likewise.
11553 (PTRDIFF_TYPE): Likewise.
11554 (RESTORE_FP_PREFIX): Likewise.
11555 (RESTORE_FP_SUFFIX): Likewise.
11556 (SAVE_FP_PREFIX): Likewise.
11557 (SAVE_FP_SUFFIX): Likewise.
11558 (SIZE_TYPE): Likewise.
11559 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11560 (TARGET_64BIT): Likewise.
11561 (TARGET_64BIT): Likewise.
11562 (TARGET_AIX): Likewise.
11563 (WCHAR_TYPE_SIZE): Likewise.
11564 (WCHAR_TYPE): Undefine.
11565 (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
11566 (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
11567 (CPP_OS_RTEMS_SPEC): Delete.
11568 (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add
11569 asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
11571 * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
11573 2017-07-28 Jakub Jelinek <jakub@redhat.com>
11575 PR tree-optimization/81578
11576 * tree-parloops.c (build_new_reduction): Bail out if
11577 reduction_code isn't one of the standard OpenMP reductions.
11578 Move the details printing after that decision.
11580 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
11582 * config/rs6000/predicates.md (volatile_mem_operand): Remove code
11583 related to reload_in_progress.
11584 (splat_input_operand): Likewise.
11585 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11587 * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
11589 (TARGET_EXPAND_TO_RTL_HOOK): Delete.
11590 (TARGET_INSTANTIATE_DECLS): Likewise.
11591 (legitimate_indexed_address_p): Delete reload_in_progress code.
11592 (rs6000_debug_legitimate_address_p): Likewise.
11593 (rs6000_eliminate_indexed_memrefs): Likewise.
11594 (rs6000_emit_le_vsx_store): Likewise.
11595 (rs6000_emit_move_si_sf_subreg): Likewise.
11596 (rs6000_emit_move): Likewise.
11597 (register_to_reg_type): Likewise.
11598 (rs6000_pre_atomic_barrier): Likewise.
11599 (rs6000_machopic_legitimize_pic_address): Likewise.
11600 (rs6000_allocate_stack_temp): Likewise.
11601 (rs6000_address_for_fpconvert): Likewise.
11602 (rs6000_address_for_altivec): Likewise.
11603 (rs6000_secondary_memory_needed_rtx): Delete function.
11604 (rs6000_check_sdmode): Likewise.
11605 (rs6000_alloc_sdmode_stack_slot): Likewise.
11606 (rs6000_instantiate_decls): Likewise.
11607 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11608 * config/rs6000/rs6000.md (splitter for *movsi_got_internal):
11609 Delete reload_in_progress.
11610 (*vec_reload_and_plus_<mptrsize>): Likewise.
11611 * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
11612 (vsx_div_v2di): Likewise.
11613 (vsx_udiv_v2di): Likewise.
11615 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
11617 * config/rs6000/rs6000.opt (mlra): Replace with stub.
11618 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
11619 * config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
11620 (rs6000_debug_reg_global): Delete print of LRA status.
11621 (rs6000_option_override_internal): Delete dead LRA related code.
11622 (rs6000_lra_p): Delete function.
11623 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.
11625 2017-07-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
11627 * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
11628 * config/riscv/rtems.h: New file.
11630 2017-07-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11631 Sudakshina Das <sudi.das@arm.com>
11633 * config/aarch64/aarch64.md
11634 (define_split for and<mode>3nr_compare): Move
11635 non aarch64_logical_operand to a register.
11636 (define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
11637 register immediate operand to a register.
11638 * config/aarch64/predicates.md (aarch64_mov_imm_operand): New.
11640 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
11642 PR middle-end/81564
11643 * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.
11645 2017-07-27 Richard Biener <rguenther@suse.de>
11647 PR tree-optimization/81573
11648 PR tree-optimization/81494
11649 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
11650 multi defuse cycle case.
11652 2017-07-27 Richard Biener <rguenther@suse.de>
11654 PR tree-optimization/81571
11655 * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
11658 2017-07-27 Eric Botcazou <ebotcazou@adacore.com>
11660 * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
11661 earlier and only if MASK_FPU is set. Adjust formatting.
11663 2017-07-27 Martin Liska <mliska@suse.cz>
11665 * opt-functions.awk: Add validation of value of Init.
11666 * optc-gen.awk: Pass new argument.
11668 2017-07-27 Martin Liska <mliska@suse.cz>
11670 * auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
11671 Fix wrong condition.
11673 2017-07-27 Martin Liska <mliska@suse.cz>
11675 * auto-profile.c (afdo_annotate_cfg): Assign zero counts to
11676 BBs and edges seen by autoFDO.
11678 2017-07-27 Richard Biener <rguenther@suse.de>
11680 PR tree-optimization/81502
11681 * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
11682 with incompatible but same sized type.
11683 (execute_update_addresses_taken): Likewise.
11685 2017-07-27 James Greenhalgh <james.greenhalgh@arm.com>
11687 * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
11688 flag_tree_loop_vectorize rather than flag_tree_vectorize.
11690 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11693 * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
11694 ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
11695 Change s_operand to memory_operand.
11697 2017-07-27 Richard Sandiford <richard.sandiford@linaro.org>
11699 * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
11700 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
11701 (rs6000_emit_le_vsx_permute): ...this. Take the destination as input.
11702 Emit instructions rather than returning an expression. Handle TFmode
11703 and KFmode by casting to TImode.
11704 (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
11705 (rs6000_emit_le_vsx_store): Likewise.
11706 * config/rs6000/vsx.md (VSX_TI): New iterator.
11707 (*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
11708 (*vsx_le_undo_permute_<mode>): Likewise.
11709 (*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
11710 emit the split sequence.
11711 (*vsx_le_perm_store_<mode>): Likewise.
11713 2017-07-27 Jakub Jelinek <jakub@redhat.com>
11715 PR tree-optimization/81555
11716 PR tree-optimization/81556
11717 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
11718 if true, force CHANGED for the recursive invocation.
11719 (reassociate_bb): Remember original length of ops array, pass
11720 len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
11722 * attribs.c (decl_attributes): Imply noinline, noclone and no_icf
11723 attributes for noipa attribute. For naked attribute use
11724 lookup_attribute first before lookup_attribute_spec.
11725 * final.c (rest_of_handle_final): Disable IPA RA for functions with
11727 * ipa-visibility.c (non_local_p): Fix comment typos. Return true
11728 for functions with noipa attribute.
11729 (cgraph_externally_visible_p): Return true for functions with noipa
11731 * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
11732 for functions with noipa attribute.
11733 * doc/extend.texi: Document noipa function attribute.
11734 * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
11735 also for functions with noipa attribute.
11736 (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.
11738 2017-07-26 Andrew Pinski <apinski@cavium.com>
11740 * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
11741 vec_unalign_load_cost and vec_unalign_store_cost.
11743 2017-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11745 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
11746 -mvsx-small-integer option.
11747 (ISA_3_0_MASKS_IEEE): Likewise.
11748 (OTHER_VSX_VECTOR_MASKS): Likewise.
11749 (POWERPC_MASKS): Likewise.
11750 * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
11751 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
11752 code, only testing for DImode being allowed in non-VSX floating
11754 (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
11755 to TARGET_P8_VECTOR test. Remove redundant VSX test inside of
11757 (rs6000_option_override_internal): Delete -mvsx-small-integer.
11758 (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
11759 TARGET_P8_VECTOR test.
11760 (rs6000_secondary_reload_simple_move): Likewise.
11761 (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
11762 since TARGET_P9_VECTOR was already tested.
11763 (rs6000_opt_masks): Remove -mvsx-small-integer.
11764 * config/rs6000/vsx.md (vsx_extract_<mode>): Delete
11765 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
11767 (vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
11768 test for TARGET_VEXTRACTUB was used, and that uses
11770 (p9 extract splitter): Likewise.
11771 (vsx_extract_<mode>_di_p9): Likewise.
11772 (vsx_extract_<mode>_store_p9): Likewise.
11773 (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
11774 for TARGET_P9_VECTOR was used. Delete code that is now dead with
11775 the elimination of TARGET_VSX_SMALL_INTEGER.
11776 (vsx_extract_<mode>_p8): Likewise.
11777 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
11778 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
11779 (vsx_set_<mode>_p9): Likewise.
11780 (vsx_set_v4sf_p9): Likewise.
11781 (vsx_set_v4sf_p9_zero): Likewise.
11782 (vsx_insert_extract_v4sf_p9): Likewise.
11783 (vsx_insert_extract_v4sf_p9_2): Likewise.
11784 * config/rs6000/rs6000.md (sign extend splitter): Change
11785 TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
11786 (floatsi<mode>2_lfiwax_mem): Likewise.
11787 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11788 (float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
11789 since a test for TARGET_P9_VECTOR was used.
11790 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
11791 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
11792 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
11793 (fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
11794 TARGET_P8_VECTOR test.
11795 (fix_trunc<mode>si2_stfiwx): Likewise.
11796 (fix_trunc<mode>si2_internal): Likewise.
11797 (fix_trunc<SFDF:mode><QHI:mode>2): Delete
11798 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
11800 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
11801 (fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
11802 TARGET_P8_VECTOR test.
11803 (fixuns_trunc<mode>si2_stfiwx): Likewise.
11804 (fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
11805 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
11807 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
11808 (fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
11809 since a test for TARGET_P9_VECTOR was used.
11810 (splitter for loading small constants): Likewise.
11812 2017-07-26 Andrew Pinski <apinski@cavium.com>
11814 * config/aarch64/aarch64.c (thunderx_vector_cost): Fix
11817 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
11820 * config/i386/i386.c (sp_valid_at): Properly check CFA offset.
11821 (fp_valid_at): Likewise.
11823 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
11825 * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
11826 (qdf24xx_addrcost_table): Likewise.
11827 (cortexa57_tunings): Update to use generic_branch_cost.
11828 (cortexa72_tunings): Likewise.
11829 (cortexa73_tunings): Likewise.
11830 (qdf24xx_tunings): Likewise.
11832 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
11834 * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
11835 (thunderx2t99_branch_cost): Likewise.
11836 (cortexa35_tunings): Update to use generic_branch_cost.
11837 (cortexa53_tunings): Likewise.
11838 (cortexa57_tunings): Likewise.
11839 (cortexa72_tunings): Likewise.
11840 (cortexa73_tunings): Likewise.
11841 (thunderx2t99_tunings): Likewise.
11843 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
11845 * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
11846 (sparc_option_override): Honour MASK_FSMULD.
11847 * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
11848 * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
11849 * config/sparc/sparc.opt (mfsmuld): New option.
11850 * doc/invoke.texi (mfsmuld): Document option.
11852 2017-07-26 Marek Polacek <polacek@redhat.com>
11854 PR middle-end/70992
11855 * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.
11857 2017-07-26 Richard Biener <rguenther@suse.de>
11859 * gimple-match-head.c (do_valueize): Return OP if valueize
11861 (get_def): New helper to get at the def stmt of a SSA name
11862 if valueize allows.
11863 * genmatch.c (dt_node::gen_kids_1): Use get_def instead of
11864 do_valueize to get at the def stmt.
11865 (dt_operand::gen_gimple_expr): Simplify do_valueize calls.
11867 2017-07-26 Wilco Dijkstra <wdijkstr@arm.com>
11869 PR middle-end/46932
11870 * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.
11872 2017-07-26 Martin Liska <mliska@suse.cz>
11875 * function.c (expand_function_start): Make expansion of
11876 nonlocal_goto_save_area after parm_birth_insn.
11878 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
11880 * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
11881 from all CPU target flags enable members.
11883 2017-07-26 Richard Biener <rguenther@suse.de>
11885 * genmatch.c (dt_simplify::gen): Make iterator vars const.
11886 (decision_tree::gen): Make 'type' const.
11887 (write_predicate): Likewise.
11889 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11891 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
11892 Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
11893 (rs6000_option_override_internal): Likewise.
11894 (rs6000_expand_vector_set): Likewise.
11895 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
11896 (TARGET_UPPER_REGS_SF): Likewise.
11897 (TARGET_UPPER_REGS_DI): Likewise.
11898 (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
11899 (TARGET_DIRECT_MOVE_64BIT): Likewise.
11900 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
11901 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
11902 (Splitters for DI constants in Altivec registers): Likewise.
11903 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
11904 (vsx_set_v4sf_p9): Likewise.
11905 (vsx_set_v4sf_p9_zero): Likewise.
11906 (vsx_insert_extract_v4sf_p9): Likewise.
11907 (vsx_insert_extract_v4sf_p9_2): Likewise.
11909 2017-07-25 Carl Love <cel@us.ibm.com>
11911 * doc/extend.texi: Update the built-in documentation file for the
11912 existing built-in functions
11913 vector signed char vec_cnttz (vector signed char);
11914 vector unsigned char vec_cnttz (vector unsigned char);
11915 vector signed short vec_cnttz (vector signed short);
11916 vector unsigned short vec_cnttz (vector unsigned short);
11917 vector signed int vec_cnttz (vector signed int);
11918 vector unsigned int vec_cnttz (vector unsigned int);
11919 vector signed long long vec_cnttz (vector signed long long);
11920 vector unsigned long long vec_cnttz (vector unsigned long long);
11922 2017-07-25 Andrew Pinski <apinski@cavium.com>
11924 * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
11925 accesses where the use is for the first operand of a BIT_INSERT.
11927 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
11930 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
11931 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
11933 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
11935 * config/i386/gstabs.h: Delete.
11936 * config/i386/openbsd.h, config/i386/t-openbsd: Likewise.
11938 2017-07-25 Uros Bizjak <ubizjak@gmail.com>
11940 * config/i386/i386.c (ix86_decompose_address): Do not check for
11941 register RTX when looking at index_reg or base_reg.
11942 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.
11944 2017-07-25 Eric Botcazou <ebotcazou@adacore.com>
11946 * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
11947 to update EH info here.
11949 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
11951 * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).
11953 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
11955 * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.
11957 2017-07-25 Torsten Duwe <duwe@suse.de>
11959 * common.opt: Introduce -fpatchable-function-entry
11960 command line option, and its variables function_entry_patch_area_size
11961 and function_entry_patch_area_start.
11962 * opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
11963 including a two-value parser.
11964 * target.def (print_patchable_function_entry): New target hook.
11965 * targhooks.h (default_print_patchable_function_entry): New function.
11966 * targhooks.c (default_print_patchable_function_entry): Likewise.
11967 * toplev.c (process_options): Switch off IPA-RA if
11968 patchable function entries are being generated.
11969 * varasm.c (assemble_start_function): Look at the
11970 patchable-function-entry command line switch and current
11971 function attributes and maybe generate NOP instructions by
11972 calling the print_patchable_function_entry hook.
11973 * doc/extend.texi: Document patchable_function_entry attribute.
11974 * doc/invoke.texi: Document -fpatchable_function_entry
11975 command line option.
11976 * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
11978 * doc/tm.texi: Re-generate.
11980 2017-07-25 Jakub Jelinek <jakub@redhat.com>
11983 * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
11984 TARGET_AVX512DQ rather than TARGET_AVX512BW.
11986 2017-07-25 Tamar Christina <tamar.christina@arm.com>
11988 * config/arm/parsecpu.awk (all_cores): Remove duplicates.
11990 2017-07-25 Richard Biener <rguenther@suse.de>
11992 PR tree-optimization/81455
11993 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
11994 not walk in cycles when looking for guards.
11996 2017-07-25 Richard Biener <rguenther@suse.de>
11998 PR tree-optimization/81529
11999 * tree-vect-stmts.c (process_use): Disregard live induction PHIs
12000 when optimizing backedge uses.
12002 2017-07-25 David Edelsohn <dje.gcc@gmail.com>
12004 * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
12006 * dwarf2out.c (output_macinfo): Copy debug_line_section_label
12007 to dl_section_ref. On AIX, append an expression to subtract
12008 the size of the section length to dl_section_ref.
12010 2017-07-25 Segher Boessenkool <segher@kernel.crashing.org>
12012 * configure.ac: If any of the config.* scripts fail, exit 1.
12013 * configure: Regenerate.
12015 2017-07-25 Richard Biener <rguenther@suse.de>
12017 PR middle-end/81546
12018 * tree-ssa-operands.c (verify_imm_links): Remove cap on number
12019 of immediate uses, be more verbose on errors.
12021 2017-07-25 Richard Biener <rguenther@suse.de>
12023 PR tree-optimization/81510
12024 * tree-vect-loop.c (vect_is_simple_reduction): When the
12025 reduction stmt is not inside the loop bail out.
12027 2017-07-25 Richard Biener <rguenther@suse.de>
12029 PR tree-optimization/81303
12030 * tree-vect-loop-manip.c (vect_loop_versioning): Build
12031 profitability check against LOOP_VINFO_NITERSM1.
12033 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
12035 * domwalk.c (cmp_bb_postorder): Simplify.
12036 (sort_bbs_postorder): New function. Use it...
12037 (dom_walker::walk): ...here to optimize common cases.
12039 2017-07-25 Martin Liska <mliska@suse.cz>
12042 * ipa-visibility.c (function_and_variable_visibility): Make the
12043 redirection just on target that supports aliasing.
12044 Fix GNU coding style.
12046 2017-07-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
12049 * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
12051 * config/arm/rtems.h: Likewise.
12052 * config/bfin/rtems.h: Likewise.
12053 * config/i386/rtemself.h: Likewise.
12054 * config/lm32/rtems.h: Likewise.
12055 * config/m32c/rtems.h: Likewise.
12056 * config/m68k/rtemself.h: Likewise.
12057 * config/microblaze/rtems.h: Likewise.
12058 * config/mips/rtems.h: Likewise.
12059 * config/moxie/rtems.h: Likewise.
12060 * config/nios2/rtems.h: Likewise.
12061 * config/powerpcspe/rtems.h: Likewise.
12062 * config/rs6000/rtems.h: Likewise.
12063 * config/rtems.h: Likewise.
12064 * config/sh/rtems.h: Likewise.
12065 * config/sh/rtemself.h: Likewise.
12066 * config/sparc/rtemself.h: Likewise.
12068 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
12071 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
12072 * gimple-pretty-print.c (dump_profile, dump_probability): Same.
12073 * tree-ssa-structalias.c (alias_get_name): Same.
12075 2017-07-25 Bin Cheng <bin.cheng@arm.com>
12078 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
12079 instructions if no du chain is found.
12081 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
12083 * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.
12085 2017-07-25 Richard Biener <rguenther@suse.de>
12087 PR middle-end/81505
12088 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
12091 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12093 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
12094 upper-regs options.
12095 (ISA_2_7_MASKS_SERVER): Likewise.
12096 (ISA_3_0_MASKS_IEEE): Likewise.
12097 (OTHER_P8_VECTOR_MASKS): Likewise.
12098 (OTHER_VSX_VECTOR_MASKS): Likewise.
12099 (POWERPC_MASKS): Likewise.
12100 (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
12101 duplicate list of options.
12102 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
12103 explicit -mupper-regs options.
12104 * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
12105 -mupper-regs* options. Delete -mvsx-scalar-memory, which was an
12106 alias for -mupper-regs-df.
12107 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
12108 (rs6000_init_hard_regno_mode_ok): Likewise.
12109 (rs6000_option_override_internal): Likewise.
12110 (rs6000_opt_masks): Likewise.
12111 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
12112 options in terms of whether -mvsx or -mpower8-vector was used.
12113 (TARGET_UPPER_REGS_DI): Likewise.
12114 (TARGET_UPPER_REGS_SF): Likewise.
12115 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
12116 -mupper-regs-* options.
12118 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
12120 * passes.c (emergency_dump_function): Print some empty lines and a
12121 header before the RTL dump.
12123 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
12125 * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.
12127 2017-07-24 Wilco Dijkstra <wdijkstr@arm.com>
12130 * config/aarch64/aarch64.c (aarch64_classify_symbol):
12131 Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
12133 2017-07-24 Carl Love <cel@us.ibm.com>
12135 * config/rs6000/rs6000-c.c: Add support for built-in functions
12136 vector float vec_extract_fp32_from_shorth (vector unsigned short);
12137 vector float vec_extract_fp32_from_shortl (vector unsigned short);
12138 * config/rs6000/altivec.h (vec_extract_fp_from_shorth,
12139 vec_extract_fp_from_shortl): Add defines for the two builtins.
12140 * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
12141 VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
12143 * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
12144 (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
12145 * doc/extend.texi: Update the built-in documentation file for the
12146 new built-in function.
12148 2017-07-24 Jakub Jelinek <jakub@redhat.com>
12151 * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
12153 * doc/generic.texi: Likewise.
12154 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
12155 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
12157 2017-07-24 Jackson Woodruff <jackson.woodruff@arm.com>
12159 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
12160 (aarch64_mls_elt_merge<mode>): Likewise.
12162 2017-07-23 Krister Walfridsson <krister.walfridsson@gmail.com>
12164 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
12165 having __cxa_atexit.
12167 2017-07-23 Michael Collison <michael.collison@arm.com>
12169 * config/arm/arm.c (arm_option_override): Deprecate
12170 use of -mstructure-size-boundary.
12171 * config/arm/arm.opt: Deprecate -mstructure-size-boundary.
12172 * doc/invoke.texi: Deprecate -mstructure-size-boundary.
12174 2017-07-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12177 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12178 Reduce cost estimate for direct moves.
12180 2017-07-23 Uros Bizjak <ubizjak@gmail.com>
12183 * config/i386/i386.c (ix86_option_override_internal): Disable
12184 BMI, BMI2 and TBM instructions for -m16.
12186 2017-07-21 Carl Love <cel@us.ibm.com>
12188 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12189 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
12190 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
12191 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
12192 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
12193 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
12194 VMULOSW): New enum "unspec" values.
12195 (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
12196 altivec_vmulosw): New patterns.
12197 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
12198 VMULOSW): Add definitions.
12200 2017-07-21 Jim Wilson <jim.wilson@linaro.org>
12202 * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
12203 (qdf24xx): Likewise.
12204 * config/aarch64/aarch64-options-extensions.def (rdma); New.
12205 * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
12206 (AARCH64_FL_V8_1): Renumber.
12207 (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
12208 (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
12209 * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
12210 * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs. Add
12211 rdma to feature modifiers list.
12213 2017-07-21 Yury Gribov <tetra2005@gmail.com>
12215 PR middle-end/56727
12216 * ipa-visibility (function_and_variable_visibility): Convert
12217 recursive PLT call to direct call if appropriate.
12219 2017-07-21 Andrew Pinski <apinski@cavium.com>
12221 * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
12222 operand 1 to see if the types precision matches.
12223 * fold-const.c (operand_equal_p): Likewise.
12225 2017-07-21 Richard Biener <rguenther@suse.de>
12227 PR tree-optimization/81303
12228 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
12229 in datarefs vector. Allow NULL dr0 for no peeling cost estimate.
12230 (vect_peeling_hash_get_lowest_cost): Adjust.
12231 (vect_enhance_data_refs_alignment): Likewise. Use
12232 vect_get_peeling_costs_all_drs to compute the penalty for no
12233 peeling to match up costs.
12235 2017-07-21 Richard Biener <rguenther@suse.de>
12237 PR tree-optimization/81500
12238 * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
12239 we didn't identify a reduction path.
12241 2017-07-21 Tom de Vries <tom@codesourcery.com>
12242 Cesar Philippidis <cesar@codesourcery.com>
12244 PR gcov-profile/81442
12245 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
12248 2017-07-21 Tom de Vries <tom@codesourcery.com>
12251 * config/nvptx/nvptx.c (nvptx_override_options_after_change): New
12253 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
12254 nvptx_override_options_after_change.
12256 2017-07-21 Ulrich Drepper <drepper@redhat.com>
12258 * dwarf2out.c (output_file_names): Avoid double testing for
12259 dwarf_version >= 5.
12261 2017-07-21 Georg-Johann Lay <avr@gjlay.de>
12263 * doc/invoke.texi (AVR Built-in Functions): Re-layout section.
12265 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
12267 * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
12269 (try_crossjump_to_edge): Do not punt on partitioned functions.
12271 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
12273 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12274 Put all BBs reachable only via paths crossing cold region to cold
12276 * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.
12278 2016-07-21 Richard Biener <rguenther@suse.de>
12280 PR tree-optimization/81303
12281 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
12282 into account prologue and epilogue iterations when raising
12283 min_profitable_iters to sth at least covering one vector iteration.
12285 2017-07-21 Tamar Christina <tamar.christina@arm.com>
12287 * config/arm/arm.c (arm_test_cpu_arch_dat):
12290 2017-07-20 Nathan Sidwell <nathan@acm.org>
12292 Remove TYPE_METHODS.
12293 * tree.h (TYPE_METHODS): Delete.
12294 * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
12295 * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
12296 (dbxout_type_methods): Scan TYPE_FIELDS.
12297 (dbxout_type): Don't check TYPE_METHODS here.
12298 * function.c (use_register_for_decl): Always ignore register for
12299 class types when not optimizing.
12300 * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
12301 * tree.c (free_lang_data_in_type): Stitch out member functions and
12302 templates from TYPE_FIELDS.
12303 (build_distinct_type_copy, verify_type_variant,
12304 verify_type): Member fns are on TYPE_FIELDS.
12305 * tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
12306 * tree-pretty-print.c (dump_generic_node): Likewise.
12308 2017-07-20 Jakub Jelinek <jakub@redhat.com>
12311 * config/i386/i386.c (ix86_expand_vector_init_general): Handle
12312 V2TImode and V4TImode.
12313 (ix86_expand_vector_extract): Likewise.
12314 * config/i386/sse.md (VMOVE): Enable V4TImode even for just
12315 TARGET_AVX512F, instead of only for TARGET_AVX512BW.
12316 (ssescalarmode): Handle V4TImode and V2TImode.
12317 (VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
12318 (*vec_extractv2ti, *vec_extractv4ti): New insns.
12319 (VEXTRACTI128_MODE): New mode iterator.
12320 (splitter for *vec_extractv?ti first element): New.
12321 (VEC_INIT_MODE): New mode iterator.
12322 (vec_init<mode>): Consolidate 3 expanders into one using
12323 VEC_INIT_MODE mode iterator.
12325 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
12327 * lra-assigns.c (pseudo_compare_func): Fix comparison step based on
12328 non_spilled_static_chain_regno_p.
12330 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
12332 * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.
12334 2017-07-20 Jan Hubicka <hubicka@ucw.cz>
12336 * bb-reorder.c (connect_traces): Allow copying of blocks within
12339 2017-07-20 Richard Biener <rguenther@suse.de>
12341 * gimple.h (gimple_phi_result): Add gphi * overload.
12342 (gimple_phi_result_ptr): Likewise.
12343 (gimple_phi_arg): Likewise. Adjust index assert to only
12344 allow actual argument accesses rather than all slots available
12346 (gimple_phi_arg_def): Add gphi * overload.
12347 * tree-phinodes.c (make_phi_node): Initialize only actual
12349 (resize_phi_node): Clear memory not covered by old node,
12350 do not initialize excess argument slots.
12351 (reserve_phi_args_for_new_edge): Initialize new argument slot
12354 2017-07-20 Bin Cheng <bin.cheng@arm.com>
12356 PR tree-optimization/81388
12358 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12360 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
12361 by removing computation of may_be_zero.
12363 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
12364 Tom de Vries <tom@codesourcery.com>
12366 PR middle-end/81030
12367 * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
12368 when gimple level profile disagrees with what RTL expander did.
12370 2017-07-20 Richard Biener <rguenther@suse.de>
12372 PR tree-optimization/61171
12373 * tree-vectorizer.h (slp_instance): Add reduc_phis member.
12374 (vect_analyze_stmt): Add slp instance parameter.
12375 (vectorizable_reduction): Likewise.
12376 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
12377 (vect_is_simple_reduction): Deal with chains not detected
12378 as SLP reduction chain, specifically not properly associated
12379 chains containing a mix of plus/minus.
12380 (get_reduction_op): Remove.
12381 (get_initial_defs_for_reduction): Simplify, pass in whether
12382 this is a reduction chain, pass in the SLP node for the PHIs.
12383 (vect_create_epilog_for_reduction): Get the SLP instance as
12385 (vectorizable_reduction): Get the SLP instance as arg.
12386 During analysis remember the SLP node with the PHIs in the
12387 instance. Simplify getting at the vectorized reduction PHIs.
12388 * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
12389 through SLP instance.
12390 (vect_slp_analyze_operations): Likewise.
12391 * tree-vect-stms.c (vect_analyze_stmt): Likewise.
12392 (vect_transform_stmt): Likewise.
12394 2017-07-20 Tom de Vries <tom@codesourcery.com>
12396 PR tree-optimization/81489
12397 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
12398 read of phi arg location to before loop that modifies phi.
12400 2017-07-20 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
12402 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
12405 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
12407 PR middle-end/81331
12408 * except.c (execute): Fix ordering issue.
12410 2018-07-19 Segher Boessenkool <segher@kernel.crashing.org>
12412 PR rtl-optimization/81423
12413 * combine.c (make_compound_operation_int): Don't try to optimize
12414 the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.
12416 2017-07-19 Segher Boessenkool <segher@kernel.crashing.org>
12418 PR rtl-optimization/81423
12419 * simplify-rtx.c (simplify_truncation): Handle truncating an IOR
12420 with a constant that is -1 in the truncated to mode.
12422 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
12424 * predict.c (propagate_unlikely_bbs_forward): Break out from ...
12425 (determine_unlikely_bbs): ... here.
12426 * predict.h (propagate_unlikely_bbs_forward): Declare.
12427 * cfgexpand.c (pass_expand::execute): Use it.
12428 * bb-reorder.c (sanitize_hot_paths): Do not consider known to be
12430 (find_rarely_executed_basic_blocks_and_crossing_edges): Use
12431 propagate_unlikely_bbs_forward.
12433 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
12435 PR middle-end/81331
12436 * except.c (maybe_add_nop_after_section_switch): New function.
12439 2017-07-19 Tom de Vries <tom@codesourcery.com>
12441 * gimple.h (gimple_phi_set_arg): Make assert more strict.
12443 2017-07-19 Tom de Vries <tom@codesourcery.com>
12445 * gimple.h (gimple_phi_arg): Make assert more strict.
12447 2017-07-19 Steven Munroe <munroesj@gcc.gnu.org>
12449 * config.gcc (powerpc*-*-*): Add mmintrin.h.
12450 * config/rs6000/mmintrin.h: New file.
12451 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.
12453 2017-07-19 Jakub Jelinek <jakub@redhat.com>
12455 PR tree-optimization/81346
12456 * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.
12458 2017-07-19 Tom de Vries <tom@codesourcery.com>
12460 * config/nvptx/nvptx.md (VECIM): Add V2DI.
12462 2017-07-19 Tom de Vries <tom@codesourcery.com>
12464 * config/nvptx/nvptx-modes.def: Add V2DImode.
12465 * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
12466 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
12467 (nvptx_output_mov_insn): Handle lack of mov.b128.
12468 (nvptx_print_operand): Handle 'H' and 'L' codes.
12469 (nvptx_vector_mode_supported): Allow V2DImode.
12470 (nvptx_preferred_simd_mode): New function.
12471 (nvptx_data_alignment): New function.
12472 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
12473 nvptx_preferred_simd_mode.
12474 * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
12476 (DATA_ALIGNMENT): Define. Set to nvptx_data_alignment.
12478 2017-07-19 Tom de Vries <tom@codesourcery.com>
12480 * config/nvptx/nvptx-modes.def: New file. Add V2SImode.
12481 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
12482 (nvptx_vector_mode_supported): New function. Allow V2SImode.
12483 (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
12484 * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
12485 (mov<VECIM>_insn): New define_insn.
12486 (define_expand "mov<VECIM>): New define_expand.
12488 2017-07-19 Tom de Vries <tom@codesourcery.com>
12490 * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.
12492 2017-07-19 Jakub Jelinek <jakub@redhat.com>
12494 PR tree-optimization/81346
12495 * fold-const.h (fold_div_compare, range_check_type): Declare.
12496 * fold-const.c (range_check_type): New function.
12497 (build_range_check): Use range_check_type.
12498 (fold_div_compare): No longer static, rewritten into
12499 a match.pd helper function.
12500 (fold_comparison): Don't call fold_div_compare here.
12501 * match.pd (X / C1 op C2): New optimization using fold_div_compare
12502 as helper function.
12504 2017-07-19 Nathan Sidwell <nathan@acm.org>
12506 * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
12507 (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
12508 * tree.c (find_decls_types_r, verify_type): Use
12509 TYPE_{MIN,MAX}_VALUE_RAW.
12510 * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
12511 (hash_tree): Likewise.
12512 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
12514 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
12517 2017-07-18 Tom de Vries <tom@codesourcery.com>
12519 PR middle-end/81464
12520 * omp-expand.c (expand_omp_for_static_chunk): Handle
12521 equal-argument loop exit phi.
12523 2017-07-18 Uros Bizjak <ubizjak@gmail.com>
12526 * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
12527 (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
12528 operand 2 predicate.
12529 (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
12530 operand 2 predicate.
12531 (ror,rol -> rorx splitters): Use const_int_operand as
12532 operand 2 predicate.
12534 2017-06-18 Richard Biener <rguenther@suse.de>
12536 PR tree-optimization/81410
12537 * tree-vect-stmts.c (vectorizable_load): Properly adjust for
12538 the gap in the ! slp_perm SLP case after each group.
12540 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
12542 PR middle-end/81463
12543 * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
12546 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
12548 PR middle-end/81462
12549 * predict.c (set_even_probabilities): Cleanup; do not affect
12550 probabilities that are already known.
12551 (combine_predictions_for_bb): Call even when count is set.
12553 2017-07-18 Nathan Sidwell <nathan@acm.org>
12555 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
12558 2017-07-18 Bin Cheng <bin.cheng@arm.com>
12561 * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
12562 optimization for loop niter analysis.
12564 2017-07-18 Georg-Johann Lay <avr@gjlay.de>
12567 * config/avr/avr.c (avr_optimize_casesi): Don't use
12568 INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
12570 2017-07-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
12572 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
12573 body_cost_vec from _vect_peel_extended_info.
12574 (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
12575 (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
12578 2017-07-18 Bin Cheng <bin.cheng@arm.com>
12580 * config/arm/arm.c (emit_unlikely_jump): Remove unused var.
12582 2017-07-18 Richard Biener <rguenther@suse.de>
12584 PR tree-optimization/80620
12585 PR tree-optimization/81403
12586 * tree-ssa-pre.c (phi_translate_1): Clear range and points-to
12587 info when re-using a VN table entry.
12589 2017-07-18 Richard Biener <rguenther@suse.de>
12591 PR tree-optimization/81418
12592 * tree-vect-loop.c (vectorizable_reduction): Properly compute
12593 vectype_in. Verify that with lane-reducing reduction operations
12594 we have a single def-use cycle.
12596 2017-07-17 Carl Love <cel@us.ibm.com>
12598 Revert commit r249424 2017-06-20 Carl Love <cel@us.ibm.com>
12600 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12601 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
12602 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
12603 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
12604 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
12605 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
12606 VMULOSW): New enum "unspec" values.
12607 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
12608 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
12609 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
12610 altivec_vmulosw): New patterns.
12611 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
12612 VMULOSW): Add definitions.
12613 2017-07-17 Uros Bizjak <ubizjak@gmail.com>
12615 * config/alpha/alpha.c: Include predict.h.
12617 2017-07-17 Yury Gribov <tetra2005@gmail.com>
12619 * tree-vrp.c (compare_assert_loc): Fix comparison function
12620 to return predictable results.
12622 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12624 * config/arc/arc.md (adddi3): Remove support for mexpand-adddi
12626 (subdi3): Likewise.
12627 * config/arc/arc.opt (mexpand-adddi): Deprecate it.
12628 * doc/invoke.texi (mexpand-adddi): Update text.
12630 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12632 * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
12633 that also clobbers the CC register. The old expand code is moved
12635 (*arc_clzsi2): ... here.
12636 (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
12637 the CC register. The old expand code is moved to ...
12638 (arc_ctzsi2): ... here.
12640 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12642 * config/arc/arc.opt (mindexed-loads): Use initial value
12643 TARGET_INDEXED_LOADS_DEFAULT.
12644 (mauto-modify-reg): Use initial value
12645 TARGET_AUTO_MODIFY_REG_DEFAULT.
12646 * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
12647 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
12648 * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
12649 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
12651 2017-07-17 Martin Liska <mliska@suse.cz>
12654 * opts.c (finish_options): Do not allow -fgnu-tm
12655 w/ -fsanitize={kernel-,}address. Say sorry.
12657 2017-07-17 Bin Cheng <bin.cheng@arm.com>
12660 * tree-loop-distribution.c (classify_partition): Only assert on
12661 numer of iterations.
12662 (merge_dep_scc_partitions): Delete prameter. Update function call.
12663 (distribute_loop): Remove code handling loop with unknown niters.
12664 (pass_loop_distribution::execute): Skip loop with unknown niters.
12666 2017-07-17 Bin Cheng <bin.cheng@arm.com>
12669 * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
12670 function sort_partitions_by_post_order.
12672 2017-07-17 Bin Cheng <bin.cheng@arm.com>
12674 PR tree-optimization/81374
12675 * tree-loop-distribution.c (pass_loop_distribution::execute): Record
12676 the max index of basic blocks, rather than number of basic blocks.
12678 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12680 * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
12682 (arc_legitimate_pic_operand_p): Likewise.
12683 * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
12685 (arc_needs_pcl_p): Likewise.
12686 (arc_legitimate_pc_offset_p): Likewise.
12687 (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
12688 function is also used in constrains.md.
12689 (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
12690 validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
12691 PLUS. Only return true/false in known cases, otherwise assert.
12692 (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
12693 is already called in arc_legitimate_constant_p.
12694 * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
12696 (LEGITIMATE_PIC_OPERAND_P): Use
12697 arc_raw_symbolic_reference_mentioned_p function.
12698 * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
12703 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12704 Andrew Burgess <andrew.burgess@embecosm.com>
12706 * config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
12707 (arc_return_address_register): New function.
12708 * config/arc/arc.c (arc_handle_fndecl_attribute): New function.
12709 (arc_handle_fndecl_attribute): Add naked attribute.
12710 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12711 (TARGET_WARN_FUNC_RETURN): Likewise.
12712 (arc_allocate_stack_slots_for_args): New function.
12713 (arc_warn_func_return): Likewise.
12714 (machine_function): Change type fn_type.
12715 (arc_compute_function_type): Consider new naked function type,
12716 change function return type.
12717 (arc_must_save_register): Adapt to handle new
12718 arc_compute_function_type's return type.
12719 (arc_expand_prologue): Likewise.
12720 (arc_expand_epilogue): Likewise.
12721 (arc_return_address_regs): Delete.
12722 (arc_return_address_register): New function.
12723 (arc_epilogue_uses): Use above function.
12724 * config/arc/arc.h (arc_return_address_regs): Delete prototype.
12725 (arc_function_type): Change encoding, add naked type.
12726 (ARC_INTERRUPT_P): Change to handle the new encoding.
12727 (ARC_FAST_INTERRUPT_P): Likewise.
12728 (ARC_NORMAL_P): Define.
12729 (ARC_NAKED_P): Likewise.
12730 (arc_compute_function_type): Delete prototype.
12731 * config/arc/arc.md (in_ret_delay_slot): Use
12732 arc_return_address_register function.
12733 (simple_return): Likewise.
12734 (p_return_i): Likewise.
12736 2017-07-17 Jakub Jelinek <jakub@redhat.com>
12738 PR tree-optimization/81428
12739 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
12740 can't be built for those types.
12742 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
12744 Remove stuff dead since r239246.
12746 * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
12747 * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
12748 (avr_inform_devices): Remove dead stuff.
12750 2017-07-17 Tamar Christina <tamar.christina@arm.com>
12752 * config/arm/arm_neon.h: Fix softp typo.
12754 2017-07-17 Jakub Jelinek <jakub@redhat.com>
12756 PR tree-optimization/81365
12757 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
12758 aggregate moves onto bb predecessor edges, make sure there are no
12759 loads that could alias the lhs in between the start of bb and the
12762 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
12765 * config/avr/avr.c (avr_mul_highpart_cost): New static function.
12766 (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
12767 [LSHIFTRT, outer_code = TRUNCATE]: Same.
12769 2017-07-17 Jakub Jelinek <jakub@redhat.com>
12771 PR tree-optimization/81396
12772 * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
12773 (init_symbolic_number): Initialize it to 1.
12774 (perform_symbolic_merge): Add n_ops from both operands into the new
12776 (find_bswap_or_nop): Don't consider n->n == cmpnop computations
12777 without base_addr as useless if they need more than one operation.
12778 (bswap_replace): Handle !bswap case for NULL base_addr.
12780 2017-07-17 Tom de Vries <tom@codesourcery.com>
12783 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
12786 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
12788 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
12789 conditional builtin define __FIX_LEON3FT_B2BST.
12791 2017-07-17 Daniel Cederman <cederman@gaisler.com>
12793 * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
12794 MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
12797 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
12799 PR rtl-optimization/81424
12800 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
12801 to remove potential trapping from operands if -fnon-call-exceptions.
12803 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12805 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
12806 profile_proability for scalling.
12807 * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.
12809 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12811 * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
12813 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12815 * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
12816 fixpoint arithmetics.
12818 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12820 * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
12821 fixpoint arithmetics.
12823 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12825 * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
12826 fixpoint arithmetics.
12828 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12830 * profile-count.h (profile_probability::from_reg_br_prob_note,
12831 profile_probability::to_reg_br_prob_note): New functions.
12832 * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
12833 * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
12834 * predict.c (probability_reliable_p): Update.
12835 (edge_probability_reliable_p): Update.
12836 (br_prob_note_reliable_p): Update.
12837 (invert_br_probabilities): Update.
12838 (add_reg_br_prob_note): New function.
12839 (combine_predictions_for_insn): Update.
12840 * asan.c (asan_clear_shadow): Update.
12841 * cfgbuild.c (compute_outgoing_frequencies): Update.
12842 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
12843 (update_br_prob_note): Update.
12844 (rtl_verify_edges): Update.
12845 (purge_dead_edges): Update.
12846 (fixup_reorder_chain): Update.
12847 * emit-rtl.c (try_split): Update.
12848 * ifcvt.c (cond_exec_process_insns): Update.
12849 (cond_exec_process_if_block): Update.
12850 (dead_or_predicable): Update.
12851 * internal-fn.c (expand_addsub_overflow): Update.
12852 (expand_neg_overflow): Update.
12853 (expand_mul_overflow): Update.
12854 * loop-doloop.c (doloop_modify): Update.
12855 * loop-unroll.c (compare_and_jump_seq): Update.
12856 * optabs.c (emit_cmp_and_jump_insn_1): Update.
12857 * predict.h: Update.
12858 * reorg.c (mostly_true_jump): Update.
12860 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
12861 * config/alpha/alpha.c (emit_unlikely_jump): Update.
12862 * config/arc/arc.c: (emit_unlikely_jump): Update.
12863 * config/arm/arm.c: (emit_unlikely_jump): Update.
12864 * config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
12865 * config/frv/frv.c (frv_print_operand_jump_hint): Update.
12866 * config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
12867 (ix86_print_operand): Update.
12868 (ix86_split_fp_branch): Update.
12869 (predict_jump): Update.
12870 * config/ia64/ia64.c (ia64_print_operand): Update.
12871 * config/mmix/mmix.c (mmix_print_operand): Update.
12872 * config/powerpcspe/powerpcspe.c (output_cbranch): Update.
12873 (rs6000_expand_split_stack_prologue): Update.
12874 * config/rs6000/rs6000.c: Update.
12875 * config/s390/s390.c (s390_expand_vec_strlen): Update.
12876 (s390_expand_vec_movstr): Update.
12877 (s390_expand_cs_tdsi): Update.
12878 (s390_expand_split_stack_prologue): Update.
12879 * config/sh/sh.c (sh_print_operand): Update.
12880 (expand_cbranchsi4): Update.
12881 (expand_cbranchdi4): Update.
12882 * config/sparc/sparc.c (output_v9branch): Update.
12883 * config/spu/spu.c (get_branch_target): Update.
12884 (ea_load_store_inline): Update.
12885 * config/tilegx/tilegx.c (cbranch_predicted_p): Update.
12886 * config/tilepro/tilepro.c: Update.
12888 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
12890 * gimplify.c (mostly_copy_tree_r): Revert latest change.
12891 (gimplify_save_expr): Likewise.
12893 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
12895 * ipa-visibility.c (function_and_variable_visibility): Fix pasto.
12897 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
12899 * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
12901 * timevar.def (TV_IPA_FNSUMMARY): Define.
12903 2017-07-16 Daniel Cederman <cederman@gaisler.com>
12905 * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
12906 to back store errata sensitive sequence from being generated.
12907 (sqrtdf2_fix): Likewise.
12909 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
12911 * tree-ssa-threadupdate.c (compute_path_counts,
12912 update_joiner_offpath_counts): Use profile_probability.
12914 2017-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
12917 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12919 * config/arm/arm-c.c (arm_cpu_builtins): Define
12920 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
12922 2017-07-14 Kelvin Nilsen <kelvin@gcc.gnu.org>
12924 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12925 array entries to represent __ieee128 versions of the
12926 scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
12927 scalar_extract_sig, and scalar_insert_exp built-in functions.
12928 (altivec_resolve_overloaded_builtin): Add special case handling
12929 for the __builtin_scalar_insert_exp function, as represented by
12930 the P9V_BUILTIN_VEC_VSIEDP constant.
12931 * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
12932 exponent support for __ieee128 argument.
12933 (VSESQP): Add scalar extract signature support for __ieee128
12935 (VSTDCNQP): Add scalar test negative support for __ieee128
12937 (VSIEQP): Add scalar insert exponent support for __int128 argument
12938 with __ieee128 result.
12939 (VSIEQPF): Add scalar insert exponent support for __ieee128
12940 argument with __ieee128 result.
12941 (VSTDCQP): Add scalar test data class support for __ieee128
12943 (VSTDCNQP): Add overload support for scalar test negative with
12944 __ieee128 argument.
12945 (VSTDCQP): Add overload support for scalar test data class
12946 __ieee128 argument.
12947 * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
12948 UNSPEC_VSX_SXSIGDP.
12949 (UNSPEC_VSX_SIEXPQP): New constant.
12950 (xsxexpqp): New insn for VSX scalar extract exponent quad
12952 (xsxsigqp): New insn for VSX scalar extract significand quad
12954 (xsiexpqpf): New insn for VSX scalar insert exponent quad
12955 precision with floating point argument.
12956 (xststdcqp): New expand for VSX scalar test data class quad
12958 (xststdcnegqp): New expand for VSX scalar test negative quad
12960 (xststdcqp): New insn to match expansions for VSX scalar test data
12961 class quad precision and VSX scalar test negative quad precision.
12962 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
12963 special case operand checking to enforce that second operand of
12964 VSX scalar test data class with quad precision argument is a 7-bit
12966 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
12967 prototypes and descriptions of __ieee128 versions of
12968 scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
12969 scalar_test_data_class, and scalar_test_neg built-in functions.
12971 2016-07-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12973 PR tree-optimization/81162
12974 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
12975 replace a negate with an add.
12977 2017-07-14 James Greenhalgh <james.greenhalgh@arm.com>
12979 * doc/invoke.texi (arm/-mcpu): Document +crypto.
12981 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12983 * config/arm/arm-c.c (arm_cpu_builtins): Define
12984 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
12986 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12988 * config/arm/arm-cpus.in (cortex-r52): Add new entry.
12989 (armv8-r): Set ARM Cortex-R52 as default CPU.
12990 * config/arm/arm-tables.opt: Regenerate.
12991 * config/arm/arm-tune.md: Regenerate.
12992 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
12994 * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
12995 extension for -mcpu=cortex-r52.
12997 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12999 * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
13000 (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
13001 * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
13002 (fp-armv8): Define it as FP_ARMv8 only.
13003 config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
13004 (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
13006 config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
13007 TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
13008 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
13009 first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
13010 than TARGET_FPU_ARMV8.
13011 * config/arm/arm-c.c (arm_cpu_builtins): Likewise for
13012 __ARM_FEATURE_NUMERIC_MAXMIN macro definition.
13013 * config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
13015 * config/arm/neon.md (neon_vrint): Likewise.
13016 (neon_vcvt): Likewise.
13017 (neon_<fmaxmin_op><mode>): Likewise.
13018 (<fmaxmin><mode>3): Likewise.
13019 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
13020 * config/arm/predicates.md (arm_cond_move_operator): Check against
13021 TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.
13023 2017-07-14 Jackson Woodruff <jackson.woodruff@arm.com>
13025 * config/aarch64/aarch64.c (aarch64_print_operand): Move comments
13026 to top of function.
13028 2017-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13030 * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
13031 loop in comment with memset.
13033 2017-07-14 Martin Liska <mliska@suse.cz>
13035 * cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
13036 * dwarf2out.c (is_java): Remove the function.
13037 (output_pubname): Remove usage of the function.
13038 (lower_bound_default): Remove usage of DW_LANG_Java.
13039 (gen_compile_unit_die): Likewise.
13040 * gcc.c: Remove compiler defaults for .java and .zip files.
13041 * gimple-expr.c (remove_suffix): Change as there's no longer
13042 extension than 4-letter one.
13043 * gimplify.c (mostly_copy_tree_r): Remove Java-special part.
13044 (gimplify_save_expr): Likewise.
13045 * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
13046 as it's possible even for other languages than Java.
13047 * langhooks.h (struct lang_hooks): Remove Java from a comment.
13048 * lto-opts.c (lto_write_options): Remove reference to Java.
13049 * opts.c (strip_off_ending): Update file extension handling.
13050 * tree-cfg.c (verify_gimple_call): Remove comment with Java.
13051 * tree-eh.c (lower_resx): Likewise.
13052 * tree.c (free_lang_data_in_type): Remove dead code.
13053 (find_decls_types_r): Likewise.
13054 (build_common_builtin_nodes): Remove Java from a comment.
13055 (verify_type): Remove dead code.
13056 * varasm.c (assemble_external): Remove Java from a comment.
13058 2017-07-14 Martin Liska <mliska@suse.cz>
13060 * opts.c (finish_options): Add quotes.
13061 (common_handle_option): Likewise.
13063 2017-07-14 Martin Liska <mliska@suse.cz>
13065 * dbxout.c (get_lang_number): Do not handle GNU Pascal.
13066 * dbxout.h (extern void dbxout_stab_value_internal_label_diff):
13067 Remove N_SO_PASCAL.
13068 * dwarf2out.c (lower_bound_default): Do not handle
13070 (gen_compile_unit_die): Likewise.
13071 * gcc.c: Remove default extension binding for GNU Pascal.
13072 * stmt.c: Remove Pascal language from a comment.
13073 * xcoffout.c: Likewise.
13075 2017-07-13 David Malcolm <dmalcolm@redhat.com>
13078 * diagnostic-show-locus.c (fixit_cmp): New function.
13079 (layout::layout): Sort m_fixit_hints.
13080 (column_range::column_range): Assert that the values are valid.
13081 (struct char_span): New struct.
13082 (correction::overwrite): New method.
13083 (struct source_line): New struct.
13084 (line_corrections::add_hint): Add assertions. Reimplement memcpy
13085 calls in terms of classes source_line and char_span, and
13086 correction::overwrite.
13087 (selftest::test_overlapped_fixit_printing_2): New function.
13088 (selftest::diagnostic_show_locus_c_tests): Call it.
13090 2017-07-13 Will Schmidt <will_schmidt@vnet.ibm.com>
13092 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
13093 early if there is no lhs.
13095 2017-07-13 Martin Liska <mliska@suse.cz>
13097 * dwarf2out.c (gen_pointer_type_die): Remove dead code.
13098 (gen_reference_type_die): Likewise.
13099 * stor-layout.c: Remove Pascal-related comment.
13101 2017-07-13 Martin Liska <mliska@suse.cz>
13103 * opts.c (finish_options): Add quotes to error messages.
13104 (parse_sanitizer_options): Likewise.
13106 2017-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
13108 * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.
13110 2017-07-13 Richard Earnshaw <rearnsha@arm.com>
13112 * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.
13114 2017-07-13 Maxim Ostapenko <m.ostapenko@samsung.com>
13116 * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
13118 * builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
13120 2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13123 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
13124 provides the hardware capability bits, define the macro
13125 __BUILTIN_CPU_SUPPORTS__.
13126 * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
13127 if GLIBC does not provide the hardware capability bits. Add a
13128 gcc_unreachable call if the built-in cpu function is neither
13129 __builtin_cpu_is nor __builtin_cpu_supports.
13130 (rs6000_get_function_versions_dispatcher): Change the warning
13131 that an old GLIBC is used which does not export the capability
13132 bits to be an error.
13133 * doc/extend.texi (target_clones attribute): Document the
13134 restriction that GLIBC 2.23 or newer is needed on the PowerPC.
13135 (PowerPC built-in functions): Document that GLIBC 2.23 or newer is
13136 needed by __builtin_cpu_is and __builtin_cpu_supports. Document
13137 the macros defined by GCC if the newer GLIBC is available.
13139 2017-07-12 Jeff Law <law@redhat.com>
13141 * config/riscv/riscv.c: Remove unnecessary includes. Reorder
13142 remaining includes slightly.
13143 * config/riscv/riscv-builtins.c: Include profile-count.h.
13145 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
13148 * config/avr/avr.c (avr_set_current_function): In diagnostic
13149 messages: Quote keywords and (parts of) identifiers.
13150 [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
13153 2017-07-12 Carl Love <cel@us.ibm.com>
13155 * config/rs6000/rs6000-c.c: Add support for built-in functions
13156 vector bool char vec_revb (vector bool char);
13157 vector bool short vec_revb (vector short char);
13158 vector bool int vec_revb (vector bool int);
13159 vector bool long long vec_revb (vector bool long long);
13160 * doc/extend.texi: Update the built-in documentation file for the
13161 new built-in functions.
13163 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13165 * config/s390/s390.md: Remove movcc splitter.
13167 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13169 * config/s390/s390.c (s390_rtx_costs): Return proper costs for
13170 load/store on condition.
13172 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
13175 * config/avr/avr.c (avr_encode_section_info)
13176 [progmem && !TREE_READONLY]: Error if progmem object needs
13179 2017-07-11 Michael Collison <michael.collison@arm.com>
13181 * config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
13184 2017-07-11 Carl Love <cel@us.ibm.com>
13186 * config/rs6000/rs6000-c.c: Add support for builtins
13187 vector unsigned int vec_parity_lsbb (vector signed int);
13188 vector unsigned int vec_parity_lsbb (vector unsigned int);
13189 vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
13190 vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
13191 vector unsigned long long vec_parity_lsbb (vector signed long long);
13192 vector unsigned long long vec_parity_lsbb (vector unsigned long long);
13193 * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
13194 * config/rs6000/altivec.h (vec_parity_lsbb): Add define.
13195 * doc/extend.texi: Update the built-in documentation file for the
13196 new built-in functions.
13198 2017-07-11 David Malcolm <dmalcolm@redhat.com>
13200 * diagnostic-show-locus.c: Include "gcc-rich-location.h".
13201 (layout::m_primary_loc): New field.
13202 (layout::layout): Initialize new field. Move location filtering
13203 logic from here to...
13204 (layout::maybe_add_location_range): ...this new method. Add
13205 support for filtering to just the lines already specified by other
13207 (layout::will_show_line_p): New method.
13208 (gcc_rich_location::add_location_if_nearby): New method.
13209 (selftest::test_add_location_if_nearby): New test function.
13210 (selftest::diagnostic_show_locus_c_tests): Call it.
13211 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
13214 2017-07-11 Tom de Vries <tom@codesourcery.com>
13216 * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
13217 (bb_first_real_insn): New function.
13218 (nvptx_single): Add extra initialization of broadcasted condition
13221 2017-07-11 Nathan Sidwell <nathan@acm.org>
13223 * dwarf2out.c (gen_member_die): Remove useless check for anon ctors.
13225 2017-07-11 Georg-Johann Lay <avr@gjlay.de>
13227 * doc/extend.texi (AVR Function Attributes): Remove weblink to
13228 Binutils doc as TEXI will mess them up.
13229 * doc/invoke.texi (AVR Options): Same here.
13231 2017-07-11 Daniel Cederman <cederman@gaisler.com>
13233 * config/sparc/sparc.opt (mfix-ut700): New option.
13234 (mfix-gr712rc): Likewise.
13235 (sparc_fix_b2bst): New variable.
13236 * doc/invoke.texi (SPARC options): Document them.
13237 (ARM options): Fix warnings.
13238 * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
13239 instructions to prevent sequences that can trigger the store-store
13240 errata for certain LEON3FT processors.
13241 (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
13242 (sparc_option_override): Set sparc_fix_b2bst appropriately.
13243 * config/sparc/sparc.md (fix_b2bst): New attribute.
13244 (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
13246 2017-07-10 Uros Bizjak <ubizjak@gmail.com>
13249 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
13251 (*rsqrtsf2_sse): Ditto.
13253 (div<mode>3): Macroize insn from divdf3 and divsf3
13254 using MODEF mode iterator.
13256 2017-07-10 Martin Sebor <msebor@redhat.com>
13258 PR tree-optimization/80397
13259 * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
13260 instead of testing for equality to INTEGER_TYPE.
13262 2017-07-10 Vineet Gupta <vgupta@synopsys.com>
13264 * config.gcc: Remove uclibc from arc target spec.
13266 2017-07-10 Claudiu Zissulescu <claziss@synopsys.com>
13268 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.
13270 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
13273 * lto-wrapper.c (remove_option): New function.
13274 (merge_and_complain): Merge PIC/PIE options more realistically.
13276 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
13278 Better ISR prologues by supporting GASes __gcc_isr pseudo insn.
13282 * configure.ac [target=avr]: Add GAS check for -mgcc-isr.
13283 (HAVE_AS_AVR_MGCCISR_OPTION): If so, AC_DEFINE it.
13284 * config.in: Regenerate.
13285 * configure: Regenerate.
13286 * doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
13287 * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
13288 * config/avr/avr.opt (-mgas-isr-prologues): New option and...
13289 (TARGET_GASISR_PROLOGUES): ...target mask.
13290 * common/config/avr/avr-common.c
13291 (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
13292 Set -mgas-isr-prologues.
13293 * config/avr/avr-passes.def (avr_pass_pre_proep): Add
13294 INSERT_PASS_BEFORE for it.
13295 * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
13296 * config/avr/avr.c (avr_option_override)
13297 [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
13298 (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
13299 (avr_attribute_table) <no_gccisr>: Add new function attribute.
13300 (avr_set_current_function) <is_no_gccisr>: Init machine field.
13301 (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
13303 (make_avr_pass_pre_proep): New function.
13304 (emit_push_sfr) <treg>: Add argument to function and use it
13305 instead of TMP_REG.
13306 (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
13307 and set machine->gasisr.yes.
13308 (avr_expand_epilogue) [machine->gasisr.yes]: Similar.
13309 (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
13310 __gcc_isr.n_pushed to .L__stack_usage.
13311 (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
13312 (avr_asm_final_postscan_insn): ...this new static function.
13313 * config/avr/avr.h (machine_function)
13314 <is_no_gccisr, use_L__stack_usage>: New fields.
13315 <gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
13316 * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
13317 (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
13318 (gasisr, *gasisr): New expander and insn.
13319 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
13320 [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
13321 * config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.
13323 2017-07-10 Richard Earnshaw <rearnsha@arm.com>
13325 * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
13328 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
13330 Move jump-tables out of .text again.
13333 * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
13334 (ASM_OUTPUT_ADDR_VEC): New function.
13335 (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
13336 (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
13337 INSN_ADDRESSes as asm comment.
13338 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
13339 (ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
13340 (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
13341 * config/avr/avr.md (*tablejump): Adjust comment.
13342 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
13343 * config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
13345 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
13346 (avr_output_addr_vec): New proto.
13347 (avr_log_t) <insn_addresses>: New field.
13349 2017-07-09 H.J. Lu <hongjiu.lu@intel.com>
13352 * config/i386/i386.c (ix86_function_arg_advance): Set
13353 outgoing_args_on_stack to true if there are outgoing arguments
13355 (ix86_function_arg): Likewise.
13356 (ix86_get_drap_rtx): Use DRAP only if there are outgoing
13357 arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
13358 * config/i386/i386.h (machine_function): Add
13359 outgoing_args_on_stack.
13361 2017-07-09 Krister Walfridsson <krister.walfridsson@gmail.com>
13363 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
13364 supporting pthreds.
13365 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.
13367 2017-07-08 Richard Sandiford <richard.sandiford@linaro.org>
13369 * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
13370 (REAL_H): Remove $(MACHMODE_H).
13371 (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
13373 (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
13374 $(MACHMODE_H) and double-int.h.
13375 (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
13377 (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
13380 2017-07-07 Andrew Pinski <apinski@cavium.com>
13382 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
13383 prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.
13385 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13387 * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
13388 Add warning if GCC was not configured to link against a GLIBC that
13389 exports the hardware capability bits.
13390 (make_resolver_func): Make resolver function private and not a
13391 COMDAT function. Create the name with clone_function_name instead
13392 of make_unique_name.
13395 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
13396 correct operand in doing the split.
13398 2017-07-07 Carl Love <cel@us.ibm.com>
13400 * config/rs6000/rs6000-c: Add support for built-in function
13401 vector unsigned short vec_pack_to_short_fp32 (vector float,
13403 * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
13404 BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
13405 * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
13406 * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
13407 (convert_4f32_8i16): Add define_expand.
13408 * doc/extend.texi: Update the built-in documentation file for the
13409 new built-in function.
13411 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13413 * config/sparc/m8.md: New file.
13414 * config/sparc/sparc.md: Include m8.md.
13416 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13418 * config/sparc/sparc.opt: New option -mvis4b.
13419 * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
13420 (sparc_option_override): Handle VIS4B.
13421 (enum sparc_builtins): Define
13422 SPARC_BUILTIN_DICTUNPACK{8,16,32},
13423 SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
13424 SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
13425 SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
13426 SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
13427 (check_constant_argument): New function.
13428 (sparc_vis_init_builtins): Define builtins
13429 __builtin_vis_dictunpack{8,16,32},
13430 __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
13431 __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
13432 __builtin_vis_fpcmpde{8,16,32}shl and
13433 __builtin_vis_fpcmpur{8,16,32}shl.
13434 (sparc_expand_builtin): Check that the constant operands to
13435 __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
13436 constant and in range.
13437 * config/sparc/sparc-c.c (sparc_target_macros): Handle
13439 * config/sparc/sparc.h (SPARC_IMM2_P): Define.
13440 (SPARC_IMM5_P): Likewise.
13441 * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
13442 (enabled): Handle vis4b.
13443 (UNSPEC_DICTUNPACK): New unspec.
13444 (UNSPEC_FPCMPSHL): Likewise.
13445 (UNSPEC_FPUCMPSHL): Likewise.
13446 (UNSPEC_FPCMPDESHL): Likewise.
13447 (UNSPEC_FPCMPURSHL): Likewise.
13448 (cpu_feature): New CPU feature `vis4b'.
13449 (dictunpack{8,16,32}): New insns.
13450 (FPCSMODE): New mode iterator.
13451 (fpcscond): New code iterator.
13452 (fpcsucond): Likewise.
13453 (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
13454 (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
13455 (fpcmpde{8,16,32}{si,di}shl): Likewise.
13456 (fpcmpur{8,16,32}{si,di}shl): Likewise.
13457 * config/sparc/constraints.md: Define constraints `q' for unsigned
13458 2-bit integer constants and `t' for unsigned 5-bit integer
13460 * config/sparc/predicates.md (imm5_operand_dictunpack8): New
13462 (imm5_operand_dictunpack16): Likewise.
13463 (imm5_operand_dictunpack32): Likewise.
13464 (imm2_operand): Likewise.
13465 * doc/invoke.texi (SPARC Options): Document -mvis4b.
13466 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13467 ditunpack* and fpcmp*shl builtins.
13469 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13471 * config.gcc: Handle m8 in --with-{cpu,tune} options.
13472 * config.in: Add HAVE_AS_SPARC6 define.
13473 * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
13475 * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
13477 (ASM_CPU32_DEFAUILT_SPEC): Likewise.
13478 (CPP_CPU_SPEC): Handle m8.
13479 (ASM_CPU_SPEC): Likewise.
13480 * config/sparc/sparc-opts.h (enum processor_type): Add
13482 * config/sparc/sparc.c (m8_costs): New struct.
13483 (sparc_option_override): Handle TARGET_CPU_m8.
13484 (sparc32_initialize_trampoline): Likewise.
13485 (sparc64_initialize_trampoline): Likewise.
13486 (sparc_issue_rate): Likewise.
13487 (sparc_register_move_cost): Likewise.
13488 * config/sparc/sparc.h (TARGET_CPU_m8): Define.
13489 (CPP_CPU64_DEFAULT_SPEC): Define for M8.
13490 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13491 (CPP_CPU_SPEC): Handle M8.
13492 (ASM_CPU_SPEC): Likewise.
13493 (AS_M8_FLAG): Define.
13494 * config/sparc/sparc.md: Add m8 to the cpu attribute.
13495 * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
13496 * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
13498 * configure: Regenerate.
13499 * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
13502 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13504 * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
13506 * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
13507 ("*movdi_insn_sp32"): Do not set v3pipe.
13508 ("*movsi_insn"): Likewise.
13509 ("*movdi_insn_sp64"): Likewise.
13510 ("*movsf_insn"): Likewise.
13511 ("*movdf_insn_sp32"): Likewise.
13512 ("*movdf_insn_sp64"): Likewise.
13513 ("*zero_extendsidi2_insn_sp64"): Likewise.
13514 ("*sign_extendsidi2_insn"): Likewise.
13515 ("*mov<VM32:mode>_insn"): Likewise.
13516 ("*mov<VM64:mode>_insn_sp64"): Likewise.
13517 ("*mov<VM64:mode>_insn_sp32"): Likewise.
13518 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
13519 ("<vlop:code><VL:mode>3"): Likewise.
13520 ("*not_<vlop:code><VL:mode>3"): Likewise.
13521 ("*nand<VL:mode>_vis"): Likewise.
13522 ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
13523 ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
13524 ("one_cmpl<VL:mode>2"): Likewise.
13525 ("faligndata<VM64:mode>_vis"): Likewise.
13526 ("alignaddrsi_vis"): Likewise.
13527 ("alignaddrdi_vis"): Likweise.
13528 ("alignaddrlsi_vis"): Likewise.
13529 ("alignaddrldi_vis"): Likewise.
13530 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
13531 ("bmaskdi_vis"): Likewise.
13532 ("bmasksi_vis"): Likewise.
13533 ("bshuffle<VM64:mode>_vis"): Likewise.
13534 ("cmask8<P:mode>_vis"): Likewise.
13535 ("cmask16<P:mode>_vis"): Likewise.
13536 ("cmask32<P:mode>_vis"): Likewise.
13537 ("pdistn<P:mode>_vis"): Likewise.
13538 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
13540 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13542 * config/sparc/sparc.md ("subtype"): New insn attribute.
13543 ("*wrgsr_sp64"): Set insn subtype.
13544 ("*rdgsr_sp64"): Likewise.
13545 ("alignaddrsi_vis"): Likewise.
13546 ("alignaddrdi_vis"): Likewise.
13547 ("alignaddrlsi_vis"): Likewise.
13548 ("alignaddrldi_vis"): Likewise.
13549 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
13550 ("fexpand_vis"): Likewise.
13551 ("fpmerge_vis"): Likewise.
13552 ("faligndata<VM64:mode>_vis"): Likewise.
13553 ("bshuffle<VM64:mode>_vis"): Likewise.
13554 ("cmask8<P:mode>_vis"): Likewise.
13555 ("cmask16<P:mode>_vis"): Likewise.
13556 ("cmask32<P:mode>_vis"): Likewise.
13557 ("fchksm16_vis"): Likewise.
13558 ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
13559 ("fmean16_vis"): Likewise.
13560 ("fp<plusminus_insn>64_vis"): Likewise.
13561 ("<plusminus_insn>v8qi3"): Likewise.
13562 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
13563 ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
13564 ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
13565 ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
13566 ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
13567 ("*movqi_insn"): Likewise.
13568 ("*movhi_insn"): Likewise.
13569 ("*movsi_insn"): Likewise.
13570 ("movsi_pic_gotdata_op"): Likewise.
13571 ("*movdi_insn_sp32"): Likewise.
13572 ("*movdi_insn_sp64"): Likewise.
13573 ("movdi_pic_gotdata_op"): Likewise.
13574 ("*movsf_insn"): Likewise.
13575 ("*movdf_insn_sp32"): Likewise.
13576 ("*movdf_insn_sp64"): Likewise.
13577 ("*zero_extendhisi2_insn"): Likewise.
13578 ("*zero_extendqihi2_insn"): Likewise.
13579 ("*zero_extendqisi2_insn"): Likewise.
13580 ("*zero_extendqidi2_insn"): Likewise.
13581 ("*zero_extendhidi2_insn"): Likewise.
13582 ("*zero_extendsidi2_insn_sp64"): Likewise.
13583 ("ldfsr"): Likewise.
13584 ("prefetch_64"): Likewise.
13585 ("prefetch_32"): Likewise.
13586 ("tie_ld32"): Likewise.
13587 ("tie_ld64"): Likewise.
13588 ("*tldo_ldub_sp32"): Likewise.
13589 ("*tldo_ldub1_sp32"): Likewise.
13590 ("*tldo_ldub2_sp32"): Likewise.
13591 ("*tldo_ldub_sp64"): Likewise.
13592 ("*tldo_ldub1_sp64"): Likewise.
13593 ("*tldo_ldub2_sp64"): Likewise.
13594 ("*tldo_ldub3_sp64"): Likewise.
13595 ("*tldo_lduh_sp32"): Likewise.
13596 ("*tldo_lduh1_sp32"): Likewise.
13597 ("*tldo_lduh_sp64"): Likewise.
13598 ("*tldo_lduh1_sp64"): Likewise.
13599 ("*tldo_lduh2_sp64"): Likewise.
13600 ("*tldo_lduw_sp32"): Likewise.
13601 ("*tldo_lduw_sp64"): Likewise.
13602 ("*tldo_lduw1_sp64"): Likewise.
13603 ("*tldo_ldx_sp64"): Likewise.
13604 ("*mov<VM32:mode>_insn"): Likewise.
13605 ("*mov<VM64:mode>_insn_sp64"): Likewise.
13606 ("*mov<VM64:mode>_insn_sp32"): Likewise.
13608 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13610 * config/sparc/sparc.md ("type"): New insn type viscmp.
13611 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
13613 ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
13614 ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
13615 ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
13616 * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
13618 ("n7_vis_logical_11cycle"): Likewise.
13619 * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
13620 * config/sparc/niagara2.md ("niag3_vis": Likewise.
13621 * config/sparc/niagara.md ("niag_vis"): Likewise.
13622 * config/sparc/ultra3.md ("us3_fga"): Likewise.
13623 * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
13625 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13627 * config/sparc/sparc.md: New instruction type `bmask'.
13628 (bmaskdi_vis): Use the `bmask' type.
13629 (bmasksi_vis): Likewise.
13630 * config/sparc/ultra3.md (us3_array): Likewise.
13631 * config/sparc/niagara7.md (n7_array): Likewise.
13632 * config/sparc/niagara4.md (n4_array): Likewise.
13633 * config/sparc/niagara2.md (niag2_vis): Likewise.
13634 (niag3_vis): Likewise.
13635 * config/sparc/niagara.md (niag_vis): Likewise.
13637 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13639 * ipa-comdats.c: Remove optimize check from gate.
13640 * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
13641 for functions not optimized.
13642 (ipa_fn_summary_read): Skip optimize check.
13643 (ipa_fn_summary_write): Likewise.
13644 * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
13646 * ipa-inline.c (can_inline_edge_p): Not optimized functions are
13648 (can_inline_edge_p): Check flag_pcc_struct_return for match.
13649 (check_callers): Give up on caller which is not optimized.
13650 (inline_small_functions): Likewise.
13651 (ipa_inline): Do not give up when not optimizing.
13652 * ipa-visbility.c (function_and_variable_visibility): Do not optimize
13653 away unoptimizes cdtors.
13654 (whole_program_function_and_variable_visibility): Do
13655 ipa_discover_readonly_nonaddressable_vars in LTO mode.
13656 * ipa.c (process_references): Do not check optimize.
13657 (symbol_table::remove_unreachable_nodes): Update optimize check.
13658 (set_writeonly_bit): Update optimize check.
13659 (pass_ipa_cdtor_merge::gate): Do not check optimize.
13660 (pass_ipa_single_use::gate): Remove.
13662 2017-07-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13664 * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
13665 insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
13666 rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
13667 mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
13668 permute_load, permute_store, adjust_extract, adjust_splat,
13669 adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
13670 replace_swap_with_copy, dump_swap_insn_table,
13671 alignment_with_canonical_addr, alignment_mask, find_alignment_op,
13672 recombine_lvx_pattern, recombine_stvx_pattern,
13673 recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
13674 make_pass_analyze_swaps): Move all code related to p8 swap optimizations
13675 to file rs6000-p8swap.c.
13676 * config/rs6000/rs6000-p8swap.c: New file.
13677 * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
13678 * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
13679 and rs6000*-*-* targets.
13681 2017-07-06 David Malcolm <dmalcolm@redhat.com>
13683 * Makefile.in (selftest): Remove dependency on s-selftest-c++.
13685 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13687 * lto-wrapper.c (merge_and_complain): Do not merge
13688 fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
13689 fsigned_zeros, ftrapping_math, fwrapv.
13690 (append_compiler_options): Do not track these options.
13691 (append_linker_options): Likewie
13693 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13695 * cgraphunit.c (cgraph_node::finalize_function): When
13696 !flag_toplevel_reorde set no_reorder flag.
13697 (varpool_node::finalize_decl): Likewise.
13698 (symbol_table::compile): Drop no toplevel reorder path.
13700 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13702 * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
13703 edges; zero probability is not better than uninitialized.
13705 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
13707 * asan.h (asan_sanitize_allocas_p): Declare.
13708 * asan.c (asan_sanitize_allocas_p): New function.
13709 (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
13710 (handle_builtin_alloca): Likewise.
13711 * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
13712 if !asan_sanitize_allocas_p.
13713 * params.def (asan-instrument-allocas): Add new option.
13714 * params.h (ASAN_PROTECT_ALLOCAS): Define.
13715 * opts.c (common_handle_option): Disable allocas sanitization for
13718 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
13720 * asan.c: Include gimple-fold.h.
13721 (get_last_alloca_addr): New function.
13722 (handle_builtin_stackrestore): Likewise.
13723 (handle_builtin_alloca): Likewise.
13724 (asan_emit_allocas_unpoison): Likewise.
13725 (get_mem_refs_of_builtin_call): Add new parameter, remove const
13726 quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
13727 BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
13728 (instrument_builtin_call): Pass gimple iterator to
13729 get_mem_refs_of_builtin_call.
13730 (last_alloca_addr): New global.
13731 * asan.h (asan_emit_allocas_unpoison): Declare.
13732 * builtins.c (expand_asan_emit_allocas_unpoison): New function.
13733 (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
13734 * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
13735 if function calls alloca.
13736 * gimple-fold.c (replace_call_with_value): Remove static keyword.
13737 * gimple-fold.h (replace_call_with_value): Declare.
13738 * internal-fn.c: Include asan.h.
13739 * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
13740 BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.
13742 2017-07-06 David Malcolm <dmalcolm@redhat.com>
13744 * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
13745 (C_SELFTEST_FLAGS): New.
13746 (CPP_SELFTEST_FLAGS): New.
13747 (SELFTEST_DEPS): New, from deps of s-selftest.
13748 (C_SELFTEST_DEPS): New, from deps of s-selftest.
13749 (CPP_SELFTEST_DEPS): New.
13750 (selftest): Add dependency on s-selftest-c++.
13751 (s-selftest): Rename to...
13752 (s-selftest-c): ...this, moving deps to SELFTEST_DEPS
13753 and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
13754 than SELFTEST_FLAGS.
13755 (selftest-gdb): Rename to...
13756 (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
13758 (selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
13759 (selftest-valgrind): Rename to...
13760 (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
13762 (selftest-valgrind): Reintroduce as an alias for
13763 selftest-c-valgrind.
13764 (s-selftest-c++): New.
13765 (selftest-c++-gdb): New.
13766 (selftest-c++-valgrind): New.
13768 2017-07-06 Olivier Hainque <hainque@adacore.com>
13770 * gcc.c (process_command): When deciding if undefined variables
13771 should be ignored when processing specs, accept "gcc -v" as well.
13773 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13775 * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
13776 afdo_annotate_cfg): Set counts/probabilities as determined by afdo.
13778 2017-07-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
13780 * config/arm/arm-cpus.in (armv8-r): Add new entry.
13781 * config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
13782 * config/arm/arm-tables.opt: Regenerate.
13783 * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
13785 * doc/invoke.texi: Mention -march=armv8-r and its extensions.
13787 2017-07-06 Carl Love <cel@us.ibm.com>
13789 * ChangeLog: Clean up from mid air collision
13791 2017-07-06 Carl Love <cel@us.ibm.com>
13793 * config/rs6000/rs6000-c.c: Add support for built-in functions
13794 vector signed int vec_subc (vector signed int, vector signed int);
13795 vector signed __int128 vec_subc (vector signed __int128,
13796 vector signed __int128);
13797 vector unsigned __int128 vec_subc (vector unsigned __int128,
13798 vector unsigned __int128);
13799 vector signed int vec_sube (vector signed int, vector signed int,
13800 vector signed int);
13801 vector unsigned int vec_sube (vector unsigned int,
13802 vector unsigned int,
13803 vector unsigned int);
13804 vector signed __int128 vec_sube (vector signed __int128,
13805 vector signed __int128,
13806 vector signed__int128);
13807 vector unsigned __int128 vec_sube (vector unsigned __int128,
13808 vector unsigned __int128,
13809 vector unsigned __int128);
13810 vector signed int vec_subec (vector signed int, vector signed int,
13811 vector signed int);
13812 vector unsigned int vec_subec (vector unsigned int,
13813 vector unsigned int,
13814 vector unsigned int);
13815 vector signed __int128 vec_subec (vector signed __int128,
13816 vector signed __int128,
13817 vector signed__int128);
13818 vector unsigned __int128 vec_subec (vector unsigned __int128,
13819 vector unsigned __int128,
13820 vector unsigned __int128);
13821 * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
13822 ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
13823 * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
13824 BU_ALTIVEC_OVERLOAD_X definitions.
13825 * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
13826 * doc/extend.texi: Update the built-in documentation file for the new
13827 built-in functions.
13829 2017-07-06 David Malcolm <dmalcolm@redhat.com>
13832 * diagnostic-show-locus.c (layout::layout): Use start and finish
13833 spelling location for the start and finish of each range.
13834 * genmatch.c (linemap_client_expand_location_to_spelling_point):
13835 Add unused aspect param.
13836 * input.c (expand_location_1): Add "aspect" param, and use it
13837 to access the correct part of the location.
13838 (expand_location): Pass LOCATION_ASPECT_CARET to new param of
13840 (expand_location_to_spelling_point): Likewise.
13841 (linemap_client_expand_location_to_spelling_point): Add "aspect"
13842 param, and pass it to expand_location_1.
13844 2017-07-06 Sebastian Peryt <sebastian.peryt@intel.com>
13846 * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
13847 _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
13848 _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
13849 _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
13850 _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
13851 _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
13852 _mm_maskz_getmant_sd, _mm_mask_getmant_ss,
13853 _mm_maskz_getmant_ss): New intrinsics.
13854 (__builtin_ia32_getexpss128_mask): Changed to ...
13855 __builtin_ia32_getexpss128_round ... this.
13856 (__builtin_ia32_getexpsd128_mask): Changed to ...
13857 __builtin_ia32_getexpsd128_round ... this.
13858 * config/i386/i386-builtin-types.def
13859 ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
13860 (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
13861 * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
13862 __builtin_ia32_getexpss_mask_round, __builtin_ia32_getmantsd_mask_round,
13863 __builtin_ia32_getmantss_mask_round): New builtins.
13864 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
13865 V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
13866 (CODE_FOR_avx512f_vgetmantv2df_mask_round,
13867 CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
13868 * config/i386/sse.md
13869 (avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
13870 avx512f_sgetexp<mode><mask_scalar_name>
13871 <round_saeonly_scalar_name> ... this.
13872 (vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
13873 %0, %1, %2<round_saeonly_op3>}): Changed to ...
13874 vgetexp<ssescalarmodesuffix>
13875 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13876 %0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
13877 (avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
13878 avx512f_vgetmant<mode><mask_scalar_name>
13879 <round_saeonly_scalar_name> ... this.
13880 (vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
13881 %0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
13882 vgetmant<ssescalarmodesuffix>
13883 \t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
13884 %0<mask_scalar_operand4>, %1, %2
13885 <round_saeonly_scalar_mask_op4>, %3} ... this.
13886 * config/i386/subst.md (mask_scalar_operand4,
13887 round_saeonly_scalar_mask_operand4, round_saeonly_scalar_mask_op4,
13888 round_saeonly_scalar_nimm_predicate): New subst attributes.
13890 2017-07-06 Julia Koval <julia.koval@intel.com>
13892 * config/i386/i386.c (ix86_erase_embedded_rounding):
13893 Remove code for old rounding pattern.
13895 2017-07-06 Richard Earnshaw <rearnsha@arm.com>
13897 * config/arm/t-arm (GTM_H): Add arm-cpu.h.
13899 2017-07-06 Christophe Lyon <christophe.lyon@linaro.org>
13901 * doc/sourcebuild.texi (Test Directives, Variants of
13902 dg-require-support): Add documentation for dg-require-stack-check.
13904 2017-07-05 Sebastian Peryt <sebastian.peryt@intel.com>
13906 * config/i386/subst.md (mask_scalar, round_scalar,
13907 round_saeonly_scalar): New meta-templates.
13908 (mask_scalar_name, mask_scalar_operand3, round_scalar_name,
13909 round_scalar_mask_operand3, round_scalar_mask_op3,
13910 round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
13911 round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
13912 round_saeonly_scalar_constraint,
13913 round_saeonly_scalar_prefix): New subst attribute.
13914 * config/i386/sse.md
13915 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
13916 <sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
13917 <round_scalar_name> ... this.
13918 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
13919 <sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
13920 <round_scalar_name> ... this.
13921 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
13922 <sse>_vm<code><mode>3<mask_scalar_name>
13923 <round_saeonly_scalar_name> ... this.
13924 (v<plusminus_mnemonic><ssescalarmodesuffix>
13925 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
13926 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
13927 v<plusminus_mnemonic><ssescalarmodesuffix>
13928 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13929 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
13930 (v<multdiv_mnemonic><ssescalarmodesuffix>
13931 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
13932 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
13933 v<multdiv_mnemonic><ssescalarmodesuffix>
13934 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13935 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
13936 (v<maxmin_float><ssescalarmodesuffix>
13937 \t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
13938 %0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
13939 v<maxmin_float><ssescalarmodesuffix>
13940 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13941 %0<mask_scalar_operand3>, %1, %<iptr>2
13942 <round_saeonly_scalar_mask_op3>} ... this.
13944 2017-07-05 Richard Earnshaw <rearnsha@arm.com>
13946 * config/arm/arm.c (arm_fixed_condition_code_regs): New function.
13947 (TARGET_FIXED_CONDITION_CODE_REGS): Redefine.
13949 2017-07-05 Richard Sandiford <richard.sandiford@linaro.org>
13950 Alan Hayward <alan.hayward@arm.com>
13951 David Sherwood <david.sherwood@arm.com>
13953 * combine.c (simplify_if_then_else): Remove "enum" before
13955 * compare-elim.c (can_eliminate_compare): Likewise.
13956 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
13958 (aarch64_lookup_simd_builtin_type): Likewise.
13959 (aarch64_simd_builtin_type): Likewise.
13960 (aarch64_init_simd_builtin_types): Likewise.
13961 (aarch64_simd_expand_args): Likewise.
13962 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
13964 (aarch64_reverse_mask): Likewise.
13965 (aarch64_simd_emit_reg_reg_move): Likewise.
13966 (aarch64_gen_adjusted_ldpstp): Likewise.
13967 (aarch64_ccmp_mode_to_code): Likewise.
13968 (aarch64_operands_ok_for_ldpstp): Likewise.
13969 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13970 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
13972 (aarch64_min_divisions_for_recip_mul): Likewise.
13973 (aarch64_reassociation_width): Likewise.
13974 (aarch64_get_condition_code_1): Likewise.
13975 (aarch64_simd_emit_reg_reg_move): Likewise.
13976 (aarch64_simd_attr_length_rglist): Likewise.
13977 (aarch64_reverse_mask): Likewise.
13978 (aarch64_operands_ok_for_ldpstp): Likewise.
13979 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13980 (aarch64_gen_adjusted_ldpstp): Likewise.
13981 * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
13983 * config/arc/arc.c (legitimate_offset_address_p): Likewise.
13984 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
13985 (arm_lookup_simd_builtin_type): Likewise.
13986 (arm_simd_builtin_type): Likewise.
13987 (arm_init_simd_builtin_types): Likewise.
13988 (arm_expand_builtin_args): Likewise.
13989 * config/arm/arm-protos.h (arm_expand_builtin): Likewise.
13990 * config/ft32/ft32.c (ft32_libcall_value): Likewise.
13991 (ft32_setup_incoming_varargs): Likewise.
13992 (ft32_function_arg): Likewise.
13993 (ft32_function_arg_advance): Likewise.
13994 (ft32_pass_by_reference): Likewise.
13995 (ft32_arg_partial_bytes): Likewise.
13996 (ft32_valid_pointer_mode): Likewise.
13997 (ft32_addr_space_pointer_mode): Likewise.
13998 (ft32_addr_space_legitimate_address_p): Likewise.
13999 * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
14001 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
14002 (ix86_emit_outlined_ms2sysv_restore): Likewise.
14003 (iamcu_alignment): Likewise.
14004 (canonicalize_vector_int_perm): Likewise.
14005 (ix86_noce_conversion_profitable_p): Likewise.
14006 (ix86_mpx_bound_mode): Likewise.
14007 (ix86_operands_ok_for_move_multiple): Likewise.
14008 * config/microblaze/microblaze-protos.h
14009 (microblaze_expand_conditional_branch_reg): Likewise.
14010 * config/microblaze/microblaze.c
14011 (microblaze_expand_conditional_branch_reg): Likewise.
14012 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
14014 (rs6000_reassociation_width): Likewise.
14015 (rs6000_invalid_binary_op): Likewise.
14016 (fusion_p9_p): Likewise.
14017 (emit_fusion_p9_load): Likewise.
14018 (emit_fusion_p9_store): Likewise.
14019 * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
14021 (riscv_hard_regno_mode_ok_p): Likewise.
14022 (riscv_address_insns): Likewise.
14023 (riscv_split_symbol): Likewise.
14024 (riscv_legitimize_move): Likewise.
14025 (riscv_function_value): Likewise.
14026 (riscv_hard_regno_nregs): Likewise.
14027 (riscv_expand_builtin): Likewise.
14028 * config/riscv/riscv.c (riscv_build_integer_1): Likewise.
14029 (riscv_build_integer): Likewise.
14030 (riscv_split_integer): Likewise.
14031 (riscv_legitimate_constant_p): Likewise.
14032 (riscv_cannot_force_const_mem): Likewise.
14033 (riscv_regno_mode_ok_for_base_p): Likewise.
14034 (riscv_valid_base_register_p): Likewise.
14035 (riscv_valid_offset_p): Likewise.
14036 (riscv_valid_lo_sum_p): Likewise.
14037 (riscv_classify_address): Likewise.
14038 (riscv_legitimate_address_p): Likewise.
14039 (riscv_address_insns): Likewise.
14040 (riscv_load_store_insns): Likewise.
14041 (riscv_force_binary): Likewise.
14042 (riscv_split_symbol): Likewise.
14043 (riscv_force_address): Likewise.
14044 (riscv_legitimize_address): Likewise.
14045 (riscv_move_integer): Likewise.
14046 (riscv_legitimize_const_move): Likewise.
14047 (riscv_legitimize_move): Likewise.
14048 (riscv_address_cost): Likewise.
14049 (riscv_subword): Likewise.
14050 (riscv_output_move): Likewise.
14051 (riscv_canonicalize_int_order_test): Likewise.
14052 (riscv_emit_int_order_test): Likewise.
14053 (riscv_function_arg_boundary): Likewise.
14054 (riscv_pass_mode_in_fpr_p): Likewise.
14055 (riscv_pass_fpr_single): Likewise.
14056 (riscv_pass_fpr_pair): Likewise.
14057 (riscv_get_arg_info): Likewise.
14058 (riscv_function_arg): Likewise.
14059 (riscv_function_arg_advance): Likewise.
14060 (riscv_arg_partial_bytes): Likewise.
14061 (riscv_function_value): Likewise.
14062 (riscv_pass_by_reference): Likewise.
14063 (riscv_setup_incoming_varargs): Likewise.
14064 (riscv_print_operand): Likewise.
14065 (riscv_elf_select_rtx_section): Likewise.
14066 (riscv_save_restore_reg): Likewise.
14067 (riscv_for_each_saved_reg): Likewise.
14068 (riscv_register_move_cost): Likewise.
14069 (riscv_hard_regno_mode_ok_p): Likewise.
14070 (riscv_hard_regno_nregs): Likewise.
14071 (riscv_class_max_nregs): Likewise.
14072 (riscv_memory_move_cost): Likewise.
14073 * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
14074 * config/rl78/rl78.c (rl78_split_movsi): Likewise.
14075 (rl78_addr_space_address_mode): Likewise.
14076 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14078 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
14079 (rs6000_reassociation_width): Likewise.
14080 (rs6000_invalid_binary_op): Likewise.
14081 (fusion_p9_p): Likewise.
14082 (emit_fusion_p9_load): Likewise.
14083 (emit_fusion_p9_store): Likewise.
14084 * config/visium/visium-protos.h (prepare_move_operands): Likewise.
14085 (ok_for_simple_move_operands): Likewise.
14086 (ok_for_simple_move_strict_operands): Likewise.
14087 (ok_for_simple_arith_logic_operands): Likewise.
14088 (visium_legitimize_reload_address): Likewise.
14089 (visium_select_cc_mode): Likewise.
14090 (output_cbranch): Likewise.
14091 (visium_split_double_move): Likewise.
14092 (visium_expand_copysign): Likewise.
14093 (visium_expand_int_cstore): Likewise.
14094 (visium_expand_fp_cstore): Likewise.
14095 * config/visium/visium.c (visium_pass_by_reference): Likewise.
14096 (visium_function_arg): Likewise.
14097 (visium_function_arg_advance): Likewise.
14098 (visium_libcall_value): Likewise.
14099 (visium_setup_incoming_varargs): Likewise.
14100 (visium_legitimate_constant_p): Likewise.
14101 (visium_legitimate_address_p): Likewise.
14102 (visium_legitimize_address): Likewise.
14103 (visium_secondary_reload): Likewise.
14104 (visium_register_move_cost): Likewise.
14105 (visium_memory_move_cost): Likewise.
14106 (prepare_move_operands): Likewise.
14107 (ok_for_simple_move_operands): Likewise.
14108 (ok_for_simple_move_strict_operands): Likewise.
14109 (ok_for_simple_arith_logic_operands): Likewise.
14110 (visium_function_value_1): Likewise.
14111 (rtx_ok_for_offset_p): Likewise.
14112 (visium_legitimize_reload_address): Likewise.
14113 (visium_split_double_move): Likewise.
14114 (visium_expand_copysign): Likewise.
14115 (visium_expand_int_cstore): Likewise.
14116 (visium_expand_fp_cstore): Likewise.
14117 (visium_split_cstore): Likewise.
14118 (visium_select_cc_mode): Likewise.
14119 (visium_split_cbranch): Likewise.
14120 (output_cbranch): Likewise.
14121 (visium_print_operand_address): Likewise.
14122 * expmed.c (flip_storage_order): Likewise.
14123 * expmed.h (emit_cstore): Likewise.
14124 (flip_storage_order): Likewise.
14125 * genrecog.c (validate_pattern): Likewise.
14126 * hsa-gen.c (gen_hsa_addr): Likewise.
14127 * internal-fn.c (expand_arith_overflow): Likewise.
14128 * ira-color.c (allocno_copy_cost_saving): Likewise.
14129 * lra-assigns.c (find_hard_regno_for_1): Likewise.
14130 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
14131 (process_invariant_for_inheritance): Likewise.
14132 * lra-eliminations.c (move_plus_up): Likewise.
14133 * omp-low.c (lower_oacc_reductions): Likewise.
14134 * simplify-rtx.c (simplify_subreg): Likewise.
14135 * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
14136 (TARGET_CHKP_BOUND_MODE): Likewise..
14137 * targhooks.c (default_chkp_bound_mode): Likewise.
14138 (default_setup_incoming_vararg_bounds): Likewise.
14139 * targhooks.h (default_chkp_bound_mode): Likewise.
14140 (default_setup_incoming_vararg_bounds): Likewise.
14141 * tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
14142 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
14143 (have_whole_vector_shift): Likewise.
14144 * tree-vect-stmts.c (vectorizable_load): Likewise.
14145 * doc/tm.texi: Regenerate.
14147 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
14149 Graceful degrade if Binutils PR21472 is not available.
14152 * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
14153 .rodata in flash test fails.
14154 (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
14155 * confgure: Regenerate.
14156 * config.in: Regenerate.
14157 * config/avr/avr.c (avr_asm_named_section)
14158 [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
14159 __do_copy_data for stuff in .rodata if flash_pm_offset = 0.
14160 (avr_asm_init_sections): Same.
14162 2017-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14164 * config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
14165 (fma<VH:mode>4_intrinsic): Likewise.
14166 (*fmsub<VCVTF:mode>4): Likewise.
14167 (*fmsub<VH:mode>4_intrinsic): Likewise.
14169 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
14172 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
14173 Don't depend on "optimize > 0".
14174 (out_movhi_r_mr, out_movqi_mr_r): Same.
14175 (out_movhi_mr_r, out_movqi_r_mr): Same.
14176 (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
14177 io_address_operand on "optimize > 0".
14179 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14181 * tree-loop-distribution.c: Add general explanantion on the pass.
14182 (generate_loops_for_partition): Mark distributed loop.
14183 (pg_add_dependence_edges): New parameter. Handle alias data
14184 dependence specially and record it in the parameter if asked.
14185 (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
14186 (init_partition_graph_vertices, add_partition_graph_edge): New.
14187 (pg_skip_alias_edge, free_partition_graph_edata_cb): New.
14188 (free_partition_graph_vdata, build_partition_graph): New.
14189 (sort_partitions_by_post_order, merge_dep_scc_partitions): New.
14190 (pg_collect_alias_ddrs, break_alias_scc_partitions): New.
14191 (data_ref_segment_size, latch_dominated_by_data_ref): New.
14192 (compute_alias_check_pairs, version_loop_by_alias_check): New.
14193 (version_for_distribution_p, finalize_partitions): New.
14194 (distribute_loop): Handle alias data dependence specially. Factor
14195 out loop fusion code as functions and call these functions.
14197 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14199 * tree-loop-distribution.c (classify_partition): New parameter and
14200 better handle reduction statement.
14201 (rdg_build_partitions): Revise comment.
14202 (distribute_loop): Compute statements in all partitions and pass it
14203 to classify_partition.
14205 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14207 * tree-loop-distribution.c (enum partition_type): New.
14208 (struct partition): New field type.
14209 (partition_merge_into): Add parameter. Update partition type.
14210 (data_dep_in_cycle_p, update_type_for_merge): New functions.
14211 (build_rdg_partition_for_vertex): Compute partition type.
14212 (rdg_build_partitions): Dump partition type.
14213 (distribute_loop): Update calls to partition_merge_into.
14215 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14217 * tree-loop-distribution.c (struct ddr_hasher): New.
14218 (ddr_hasher::hash, ::equal, get_data_dependence): New function.
14220 (classify_partition): Call get_data_dependence.
14221 (pg_add_dependence_edges): Ditto.
14222 (distribute_loop): Release data dependence hash table.
14224 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14226 * tree-loop-distribution.c (ref_base_address): Delete.
14227 (similar_memory_accesses): Rename ...
14228 (share_memory_accesses): ... to this. Check if partitions access
14229 the same memory reference.
14230 (distribute_loop): Call share_memory_accesses.
14232 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14234 * tree-loop-distribution.c (struct partition): New field recording
14235 its data reference.
14236 (partition_alloc, partition_free): Init and release data refs.
14237 (partition_merge_into): Merge data refs.
14238 (build_rdg_partition_for_vertex): Collect data refs for partition.
14239 (pg_add_dependence_edges): Change parameters from vector to bitmap.
14241 (distribute_loop): Remve data refs from vertice data of partition
14244 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14246 * tree-loop-distribution.c (params.h): Include header file.
14247 (MAX_DATAREFS_NUM, DR_INDEX): New macro.
14248 (datarefs_vec): New global var.
14249 (create_rdg_vertices): Use datarefs_vec directly.
14250 (free_rdg): Don't free data references.
14251 (build_rdg): Update use. Don't free data references.
14252 (distribute_loop): Compute global variable for data references.
14253 Bail out if there are too many data references.
14255 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14257 * tree-loop-distribution.c (loop_nest): New global var.
14258 (build_rdg): Use loop directly, rather than loop nest.
14259 (pg_add_dependence_edges): Remove loop nest parameter. Use global
14261 (distribute_loop): Compute global variable loop nest. Update use.
14263 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14265 * tree-loop-distribution.c (enum fuse_type, fuse_message): New.
14266 (partition_merge_into): New parameter. Dump reason for fusion.
14267 (distribute_loop): Update use of partition_merge_into.
14269 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14271 * tree-loop-distribution.c (bb_top_order_index): New.
14272 (bb_top_order_index_size, bb_top_order_cmp): New.
14273 (stmts_from_loop): Use topological order.
14274 (pass_loop_distribution::execute): Compute and release topological
14275 order for basic blocks.
14277 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14279 * tree-loop-distribution.c (pass_loop_distribution::execute): Skip
14282 2017-07-05 Bin Cheng <bin.cheng@arm.com>
14284 * cfgloop.h (struct loop): Add comment. New field orig_loop_num.
14285 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
14286 * internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
14287 * internal-fn.def (LOOP_DIST_ALIAS): New.
14288 * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
14289 (fold_loop_internal_call): ... this.
14290 (vect_loop_dist_alias_call): New function.
14291 (set_uid_loop_bbs): Call fold_loop_internal_call.
14292 (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
14295 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
14298 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
14299 Require dead FLAGS_REG at the beginning of a peephole.
14301 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
14304 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
14305 arguments in the call to __builtin_ia32_sbb_u32.
14306 (_subborrow_u64): Swap _X and _Y arguments in the call to
14307 __builtin_ia32_sbb_u64.
14309 2017-07-04 Jakub Jelinek <jakub@redhat.com>
14312 * tree-vrp.c (compare_assert_loc): Turn into a function template
14313 with stable template parameter. Only test if a->e is NULL,
14314 !a->e == !b->e has been verified already. Use e == NULL or
14315 e != NULL instead of e or ! e tests. If stable is true, don't use
14316 iterative_hash_expr, on the other side allow a or b or both NULL
14317 and sort the NULLs last.
14318 (process_assert_insertions): Sort using compare_assert_loc<false>
14319 instead of compare_assert_loc, later sort using
14320 compare_assert_loc<true> before calling process_assert_insertions_for
14321 in a loop. Use break instead of continue once seen NULL pointer.
14323 2017-07-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14325 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
14326 Cortex-R7 and Cortex-R8 processors.
14328 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
14330 * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
14331 uninitialized while src is not.
14333 2017-07-04 Richard Earnshaw <rearnsha@arm.com>
14335 * common/config/arm/arm-common.c: Adjust include path for
14337 * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
14338 (arm-cpu.h): Create in build directory. Adjust dependency rules.
14339 (arm-cpu-data.h): Likewise.
14340 (arm-cpu-cdata.h): Likewise.
14341 * config/arm/arm-cpu.h: Delete.
14342 * config/arm/arm-cpu-cdata.h: Delete.
14343 * config/arm/arm-cpu-data.h: Delete.
14345 2017-07-04 James Greenhalgh <james.greenhalgh@arm.com>
14347 * config/arm/arm-cpus.in (cortex-a55): New.
14348 (cortex-a75): Likewise.
14349 (cortex-a75.cortex-a55): Likewise.
14350 * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
14352 * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
14353 * config/arm/arm-cpu-cdata.h: Regenerate.
14354 * config/arm/arm-cpu-data.h: Regenerate.
14355 * config/arm/arm-cpu.h: Regenerate.
14356 * config/arm/arm-tables.opt: Regenerate.
14357 * config/arm/arm-tune.md: Regenerate.
14359 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
14361 * haifa-sched.c (sched_create_recovery_edges): Update profile.
14363 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
14365 * bb-reorder.c (better_edge_p): Fix handling of uninitialized
14368 2017-07-04 Richard Sandiford <richard.sandiford@linaro.org>
14370 PR tree-optimization/81292
14371 * tree-ssa-strlen.c (handle_builtin_strlen): When setting
14372 full_string_p, also call adjust_related_strinfos if the adjustment
14373 is simple, otherwise invalidate related strinfos.
14375 2017-07-04 Martin Liska <mliska@suse.cz>
14378 * sanopt.c (sanitize_rewrite_addressable_params): Mark the
14379 newly created variable as DECL_IGNORED_P.
14381 2017-07-04 Martin Liska <mliska@suse.cz>
14384 * ipa-inline.c (inline_small_functions):
14385 Use xstrdup_for_dump.
14387 2017-07-04 Tom de Vries <tom@codesourcery.com>
14389 * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.
14391 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
14394 * config/darwin.c (darwin_function_switched_text_sections):
14397 2017-07-03 Jan Hubicka <hubicka@ucw.cz>
14399 * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.
14401 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
14403 * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.
14405 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14407 * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
14408 min_profitable_iters, and th as inclusive lower bounds.
14409 Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
14410 (vect_estimate_min_profitable_iters): Return inclusive lower bounds
14411 for min_profitable_iters and min_profitable_estimate.
14412 (vect_transform_loop): Treat th as an inclusive lower bound.
14413 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
14415 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
14418 * config/darwin.c (darwin_function_switched_text_sections):
14419 Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
14420 in two pieces, and suppress the use of buf.
14422 2017-07-03 Nathan Sidwell <nathan@acm.org>
14424 * hash-table.h (hash_table_mod1): Fix indentation.
14426 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14428 PR middle-end/81290
14429 * predict.c (force_edge_cold): Be more careful about propagation
14431 * profile-count.h (profile_probability::guessed,
14432 profile_probability::fdo, profile_count::guessed, profile_count::fdo):
14434 * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.
14436 2017-07-03 James Greenhalgh <james.greenhalgh@arm.com>
14438 * doc/invoke.texi (rcpc architecture extension): Document it.
14440 2017-07-03 Richard Biener <rguenther@suse.de>
14442 PR tree-optimization/60510
14443 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
14444 the scalar reduction PHI and use it.
14445 (vectorizable_reduction): Properly guard the single_defuse_cycle
14446 path for non-SLP reduction chains where we cannot use it.
14447 Rework reduc_def/index and vector type deduction. Rework
14448 vector operand gathering during reduction op code-gen.
14449 * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
14450 chains dissolve the chain and leave it to non-SLP reduction
14453 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14455 * tree-data-ref.h (dr_alignment): Declare.
14456 * tree-data-ref.c (dr_alignment): New function.
14457 * tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
14458 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
14460 * tree-vect-stmts.c (vectorizable_store): Use dr_alignment.
14462 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14464 * tree-data-ref.h (innermost_loop_behavior): Add base_alignment
14465 and base_misalignment fields.
14466 (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
14467 * tree-data-ref.c: Include builtins.h.
14468 (dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
14469 * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
14470 (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
14471 * tree-vect-data-refs.c: Include tree-cfg.h.
14472 (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
14473 fields instead of calculating an alignment here.
14474 (vect_analyze_data_refs): Use dr_analyze_innermost. Dump the new
14475 innermost_loop_behavior fields.
14477 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14479 * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
14481 (DR_STEP_ALIGNMENT): New macro.
14482 * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
14483 * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
14484 (create_data_ref): Print it.
14485 * tree-vect-stmts.c (vectorizable_load): Use the step alignment
14486 to tell whether the step preserves vector (mis)alignment.
14487 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
14488 Move the check for an integer step and generalise to all INTEGER_CST.
14489 (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
14490 Print the outer step alignment.
14492 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14494 * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
14495 with offset_alignment.
14496 (DR_ALIGNED_TO): Delete.
14497 (DR_OFFSET_ALIGNMENT): New macro.
14498 * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
14499 (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
14500 * tree-data-ref.c (dr_analyze_innermost): Update after above changes.
14501 (create_data_ref): Likewise.
14502 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
14503 (vect_analyze_data_refs): Likewise.
14504 * tree-if-conv.c (if_convertible_loop_p_1): Use memset before
14505 creating dummy innermost behavior.
14507 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14509 * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
14510 with a "innermost_loop_behavior *" and refeence tree.
14511 * tree-data-ref.c (dr_analyze_innermost): Likewise.
14512 (create_data_ref): Update call accordingly.
14513 * tree-predcom.c (find_looparound_phi): Likewise.
14515 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14517 * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
14518 fields with dr_wrt_vec_loop.
14519 (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
14520 (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
14521 (STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
14522 (vect_dr_behavior): New function.
14523 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
14524 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
14525 vect_dr_behavior. Use a step_preserves_misalignment_p boolean to
14526 track whether the step preserves the misalignment.
14527 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
14528 Use vect_dr_behavior.
14529 (vect_setup_realignment): Update call accordingly.
14530 (vect_create_data_ref_ptr): Likewise. Use vect_dr_behavior.
14531 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
14532 call to vect_create_addr_base_for_vector_ref.
14533 (vect_create_cond_for_align_checks): Likewise.
14534 * tree-vect-patterns.c (vect_recog_bool_pattern): Copy
14535 STMT_VINFO_DR_WRT_VEC_LOOP as a block.
14536 (vect_recog_mask_conversion_pattern): Likewise.
14537 * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
14538 (new_stmt_vec_info): Remove redundant zeroing.
14540 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
14542 * common/config/arm/arm-common.c (arm_be8_option): New function.
14543 * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
14544 (ISA_ARMv6): Add isa_bit_be8.
14545 * config/arm/arm.h (arm_be8_option): Add prototype.
14546 (BE8_SPEC_FUNCTION): New define.
14547 (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
14548 * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
14549 (mlittle-endian): Similarly.
14550 (mbe8, mbe32): New options.
14551 * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
14552 * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.
14554 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14556 * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.
14558 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14560 * tree-cfgcleanup.c (want_merge_blocks_p): New function.
14561 (cleanup_tree_cfg_bb): Use it.
14562 * profile-count.h (profile_count::of_for_merging, profile_count::merge):
14564 * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.
14566 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14569 * loop-doloop.c (add_test): Update profile.
14571 2017-07-03 Martin Liska <mliska@suse.cz>
14574 * sanopt.c (rewrite_usage_of_param): New function.
14575 (sanitize_rewrite_addressable_params): Likewise.
14576 (pass_sanopt::execute): Call rewrite_usage_of_param.
14578 2017-07-03 Richard Biener <rguenther@suse.de>
14580 * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
14581 back to using VIEW_CONVERT_EXPR.
14583 2017-07-03 Martin Liska <mliska@suse.cz>
14586 * doc/extend.texi: Document when a resolver function is
14587 generated for target_clones.
14589 2017-07-03 Martin Liska <mliska@suse.cz>
14591 * asan.c (asan_emit_stack_protection): Unpoison just red zones
14592 and shadow memory of auto variables which are subject of
14593 use-after-scope sanitization.
14594 (asan_expand_mark_ifn): Add do set only when is_poison.
14596 2016-07-03 Richard Biener <rguenther@suse.de>
14598 * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
14600 (vect_force_simple_reduction): Record reduction def -> phi mapping.
14601 (vectorizable_reduction): Perform reduction PHI creation when
14602 visiting a reduction PHI and adjust and simplify code generation
14603 phase of the reduction op. Cache dts, use fold_binary, not fold_build2.
14604 (vect_transform_loop): Visit reduction PHIs.
14605 * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
14606 defs into the SLP tree.
14607 (vect_build_slp_tree): Reduction defs terminate the recursion.
14608 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
14610 (vect_get_vec_defs_for_stmt_copy): Export.
14611 (vect_get_vec_defs): Likewise.
14612 * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
14614 (vect_get_vec_defs_for_stmt_copy): Declare.
14615 (vect_get_vec_defs): Likewise.
14617 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14619 * tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
14620 parameter with a "loop" parameter and use it instead of the
14621 loop containing DR_STMT. Don't check simple_iv when doing
14622 BB analysis. Describe the two analysis modes in the comment.
14624 2017-07-03 Tom de Vries <tom@codesourcery.com>
14626 PR tree-optimization/69468
14627 * tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
14628 (find_same_succ_bb): Handle ignore_edge_flags.
14630 2017-07-03 Tom de Vries <tom@codesourcery.com>
14632 PR tree-optimization/81192
14633 * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
14635 (same_succ::equal): Don't find bbs to be equal if bb->loop_father
14637 (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.
14639 2017-07-03 Tom de Vries <tom@codesourcery.com>
14641 PR tree-optimization/81192
14642 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
14643 BB_SAME_SUCC (bb) == NULL.
14645 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14647 * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
14650 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14652 * dumpfile.c: Include profile-count.h
14653 * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
14655 (insert_cond_bb): Update profile.
14656 * tree-cfg.h (insert_cond_bb): Update prototype.
14657 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
14658 * tree-dump.c: Do not include tree-cfg.
14660 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14662 * bb-reorder.c (fix_up_crossing_landing_pad): Update profile.
14664 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14666 * expect.c (dw2_build_landing_pads): Update profile of the landing pad
14669 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14671 * tree-complex.c (expand_complex_div_wide): update profile.
14673 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14674 Alan Hayward <alan.hayward@arm.com>
14675 David Sherwood <david.sherwood@arm.com>
14677 * Makefile.in (MACHMODE_H): Remove insn-modes.h
14678 (CORETYPES_H): New define.
14679 (MOSTLYCLEANFILES): Add insn-modes-inline.h.
14680 (insn-modes-inline.h, s-modes-inline-h): New rules.
14681 (generated_files): Add insn-modes-inline.h.
14682 (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
14683 (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
14684 (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
14685 (build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
14686 (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
14687 (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
14688 (build/gencodes.o, build/genconditions.o): Likewise.
14689 (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
14690 (build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
14691 (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
14692 (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
14693 (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
14694 (build/gencfn-macros.o, build/gcov-iov.o): Likewise.
14695 * coretypes.h: Include everything up to real.h for generators.
14696 Include insn-modes.h first. Include wide-int-print.h after
14697 wide-int.h. Include insn-modes-inline.h and then machmode.h.
14698 * machmode.h: Don't include insn-modes.h here.
14699 * function-tests.c: Remove includes of signop.h, machmode.h,
14700 double-int.h and wide-int.h.
14702 * gcc-rich-location.c: Remove includes of machmode.h, double-int.h
14704 * optc-save-gen.awk: Likewise.
14705 * gencheck.c (BITS_PER_UNIT): Delete dummy definition.
14706 * godump.c: Remove include of wide-int-print.h.
14707 * pretty-print.h: Likewise.
14708 * wide-int-print.cc: Likewise.
14709 * wide-int.cc: Likewise.
14710 * hash-map-tests.c: Remove include of signop.h.
14711 * hash-set-tests.c: Likewise.
14712 * rtl-tests.c: Likewise.
14713 * mkconfig.sh: Remove include of machmode.h.
14714 * genmodes.c (emit_insn_modes_h): Split emission of inline functions
14716 (emit_insn_modes_inline_h): ...this new function. Emit the code
14717 into an insn-modes-inline.h header file, adding appropriate
14718 include guards and end comments.
14719 (emit_insn_modes_c_header): Remove include of machmode.h.
14720 (emit_min_insn_modes_c_header): Include coretypes.h rather than
14722 (main): Handle -i flag and call emit_insn_modes_inline_h when
14725 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14727 * tree-ssa-strlen.c (strinfo): Rename the length field to
14728 nonzero_chars. Add a full_string_p field.
14729 (compare_nonzero_chars, zero_length_string_p): New functions.
14730 (get_addr_stridx): Add an offset_out parameter.
14731 Use compare_nonzero_chars.
14732 (get_stridx): Update accordingly. Use compare_nonzero_chars.
14733 (new_strinfo): Update after above changes to strinfo.
14734 (set_endptr_and_length): Set full_string_p.
14735 (get_string_length): Update after above changes to strinfo.
14736 (unshare_strinfo): Update call to new_strinfo.
14737 (maybe_invalidate): Likewise.
14738 (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
14739 Use compare_nonzero_chars and zero_string_p. Treat nonzero_chars
14740 as a uhwi instead of an shwi. Update after above changes to
14741 strinfo and new_strinfo.
14742 (zero_length_string): Assert that chainsi contains full strings.
14743 Use zero_length_string_p. Update call to new_strinfo.
14744 (adjust_related_strinfos): Update after above changes to strinfo.
14745 Copy full_string_p from origsi.
14746 (adjust_last_stmt): Use zero_length_string_p.
14747 (handle_builtin_strlen): Update after above changes to strinfo and
14748 new_strinfo. Install the lhs as the string length if the previous
14749 entry didn't describe a full string.
14750 (handle_builtin_strchr): Update after above changes to strinfo
14752 (handle_builtin_strcpy): Likewise.
14753 (handle_builtin_strcat): Likewise.
14754 (handle_builtin_malloc): Likewise.
14755 (handle_pointer_plus): Likewise.
14756 (handle_builtin_memcpy): Likewise. Track nonzero characters
14757 that aren't necessarily followed by a nul terminator.
14758 (handle_char_store): Likewise.
14760 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14762 PR tree-optimization/80769
14763 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
14764 for malloc and calloc. Document the new invariant that all related
14765 strinfos have delayed lengths or none do.
14766 (verify_related_strinfos): Move earlier in file.
14767 (set_endptr_and_length): New function, split out from...
14768 (get_string_length): ...here. Also set the lengths of related
14770 (zero_length_string): Assert that chainsi has known (rather than
14772 (adjust_related_strinfos): Likewise.
14774 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14776 PR tree-optimization/81136
14777 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
14778 assert that two references with the same misalignment have the same
14779 compile-time misalignment if those compile-time misalignments
14782 2017-07-01 Andi Kleen <ak@linux.intel.com>
14784 * print-tree.c (print_node): Print all attributes.
14786 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14788 * cfg.c (scale_bbs_frequencies): New function.
14789 * cfg.h (scale_bbs_frequencies): Declare it.
14790 * cfgloopanal.c (single_likely_exit): Cleanup.
14791 * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
14793 (scale_loop_profile): Likewise.
14794 (loop_version): Likewise.
14795 (create_empty_loop_on_edge): Update.
14796 * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
14797 scale_loop_frequencies, scale_loop_profile, loopify,
14798 loop_version): Update prototypes.
14799 * modulo-sched.c (sms_schedule): Update.
14800 * predict.c (unlikely_executed_edge_p): Also check probability.
14801 (probably_never_executed_edge_p): Fix typo.
14802 * tree-if-conv.c (version_loop_for_if_conversion): Update.
14803 * tree-parloops.c (gen_parallel_loop): Update.
14804 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
14805 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
14806 * tree-ssa-loop-split.c (split_loop): Update.
14807 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
14808 * tree-vect-loop-manip.c (vect_do_peeling): Update.
14809 (vect_loop_versioning): Update.
14810 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
14812 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14814 * trans-mem.c (split_bb_make_tm_edge): Update profile.
14816 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14818 * tree-if-conv.c (combine_blocks): Use make_single_succ_edge
14819 to keep profile consistent.
14821 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14823 * cfgrtl.c (rtl_flow_call_edges_add): Update profile.
14824 * tree-cfg.c (gimple_flow_call_edges_add): Likewise.
14825 * profile-count.h (max_safe_multiplier): Make unsigned.
14826 (profile_count::guessed_zero): New.
14828 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14830 * bb-reorder.c (fix_up_crossing_landing_pad,
14831 fix_crossing_conditional_branches): Use make_single_succ_edge
14832 to keep profile consistent.
14834 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14836 * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
14839 2017-07-01 Jakub Jelinek <jakub@redhat.com>
14842 * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
14843 the right scopes, make sure cond_jump isn't preserved between multiple
14844 iterations. Search for fallthru edge whenever there are 3+ edges and
14845 use find_fallthru_edge for it.
14847 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14849 Patch by Alexander Monakov <amonakov@ispras.ru>
14850 * sel-sched-ir.c (compute_succs_info): Handle uninitialized
14851 probabilities consistently.
14853 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14855 * pa.c (pa_expand_compare_and_swap_loop): Update call of
14856 emit_cmp_and_jump_insns.
14858 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14861 * tree-inline.c (expand_call_inline): Combine profile statuses.
14863 2017-06-30 Andrew Pinski <apinski@cavium.com>
14865 * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
14866 fold_stmt returned true.
14868 2017-06-30 Nathan Sidwell <nathan@acm.org>
14870 * ggc.h (empty_string): Delete.
14871 * cfgexpand.c (expand_asm_stmt): Use plain "".
14872 * optabs.c (expand_asm_memory_barrier): Likewise.
14873 * stringpool.c (empty_string): Delete.
14874 (digit_vector, digit_string): Delete.
14875 (ggc_alloc_string): Use plain "", don't optimize single digit
14876 strings. Use ggc_alloc_atomic.
14878 2017-06-30 Richard Earnshaw <rearnsha@arm.com>
14880 * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
14881 comparison set and one other set, use the cost of the non-comparison
14884 2017-06-30 Nathan Sidwell <nathan@acm.org>
14886 * ggc.h: Replace all 'static inline' with plain 'inline'. Fix
14889 2017-06-30 Peter Bergner <bergner@vnet.ibm.com>
14891 * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
14892 loops. Remove now unneeded calls to gimple_switch_set_label() that
14893 just set removed labels to NULL_TREE.
14895 2017-06-30 Aldy Hernandez <aldyh@redhat.com>
14897 * tree-ssanames.c (set_range_info_raw): Abstract from ...
14898 (set_range_info): ...here. Only call set_range_info_raw if domain
14900 (set_nonzero_bits): Call set_range_info_raw.
14901 * tree-ssanames.h (set_range_info_raw): New.
14903 2017-06-30 Jakub Jelinek <jakub@redhat.com>
14906 * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
14907 V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
14908 of nonimmediate_operand and <store_mask_constraint> instead of m
14909 for the input operand. For V8FI iterator, always split if input
14910 is a MEM. For V16FI and V8SF_256 iterators, don't test if both
14911 operands are MEM if <mask_applied>. For VI4F_256 iterator, use
14912 <store_mask_predicate> instead of register_operand and
14913 <store_mask_constraint> instead of v for the input operand. Make
14914 sure both operands aren't MEMs for if not <mask_applied>.
14916 2017-06-30 Sylvestre Ledru <sylvestre@debian.org>
14918 * lto-wrapper.c (copy_file) Close both file descriptors before
14921 2017-06-30 Martin Liska <mliska@suse.cz>
14924 * multiple_target.c (create_dispatcher_calls): Make ifunc
14925 also for function that don't have calls or are not referenced.
14927 2017-06-30 Richard Biener <rguenther@suse.de>
14929 * tree-vect-slp.c (vect_slp_analyze_node_operations): Only
14930 analyze the first scalar stmt. Move vector type computation
14931 for the BB case here from ...
14932 * tree-vect-stmts.c (vect_analyze_stmt): ... here. Guard
14933 live operation processing in the SLP case properly.
14935 2017-06-30 Richard Biener <rguenther@suse.de>
14937 * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.
14939 2017-06-30 Martin Liska <mliska@suse.cz>
14942 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
14943 before BUILT_IN_UNWIND_RESUME when ASAN is used.
14945 2017-06-30 Yvan Roux <yvan.roux@linaro.org>
14947 * doc/invoke.texi (AArch64): Add missing options and remove redundant
14950 2017-06-30 Richard Biener <rguenther@suse.de>
14952 PR tree-optimization/81249
14953 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
14954 condition reduction result to original scalar type.
14956 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14958 * profile-count.h (enum profile_quality): Fix typos and whitespace
14961 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14963 * config/s390/s390.c (s390_expand_setmem): Adjust to the new data
14964 type for branch probabilities.
14966 2017-06-29 Julian Brown <julian@codesourcery.com>
14967 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
14969 * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
14970 * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
14971 (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
14972 (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.
14974 2017-06-29 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
14976 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
14977 check for CC usage into AARCH64_FUSE_CMP_BRANCH.
14978 * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
14979 CC usage from generic code to here.
14980 * sched-deps.c (sched_macro_fuse_insns): Move the condition for
14981 CC usage into the target macros.
14983 2017-06-29 Maya Rashish <coypu@sdf.org>
14985 * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
14988 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14990 * arm/arm-builtins.c: Include profile-count.h
14991 * except.c (sjlj_emit_function_enter): Use
14992 profile_probability::unlikely.
14994 2017-06-29 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14996 * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
14997 and tocrel_offset be pointer args rather than implicitly using
14999 (legitimate_constant_pool_address_p, rs6000_emit_move,
15000 const_load_sequence_p, adjust_vperm): Add local tocrel_base and
15001 tocrel_offset and use in toc_relative_expr_p call.
15002 (print_operand, print_operand_address): Use static tocrel_base_oac
15003 and tocrel_offset_oac.
15004 (rs6000_output_addr_const_extra): Use static tocrel_base_oac and
15007 2017-06-29 Maya Rashish <coypu@sdf.org>
15009 * config/vax/builtins.md (ffssi2_internal): Correct constraint.
15011 2017-06-29 Eric Botcazou <ebotcazou@adacore.com>
15013 * expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
15014 objects, take into account only the alignment of 'op0' and 'mode1' if
15017 2017-06-29 Steve Ellcey <sellcey@cavium.com>
15019 * ccmp.c (ccmp_tree_comparison_p): New function.
15020 (ccmp_candidate_p): Update to use above function.
15021 (get_compare_parts): New function.
15022 (expand_ccmp_next): Update to use new functions.
15023 (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
15025 (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
15026 take mode as argument.
15027 * ccmp.h (expand_ccmp_expr): Add mode as argument.
15028 * expr.c (expand_expr_real_1): Pass mode as argument.
15030 2017-06-29 Segher Boessenkool <segher@kernel.crashing.org>
15032 * combine.c (combine_instructions): Print insns to dump_file, together
15035 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
15037 * asan.c (asan_emit_stack_protection): Update.
15038 (create_cond_insert_point): Update.
15039 * auto-profile.c (afdo_propagate_circuit): Update.
15040 * basic-block.h (struct edge_def): Turn probability to
15041 profile_probability.
15042 (EDGE_FREQUENCY): Update.
15043 * bb-reorder.c (find_traces_1_round): Update.
15044 (better_edge_p): Update.
15045 (sanitize_hot_paths): Update.
15046 * cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
15047 (make_single_succ_edge): Update.
15048 (check_bb_profile): Update.
15049 (dump_edge_info): Update.
15050 (update_bb_profile_for_threading): Update.
15051 * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
15052 probabilitycount to 0.
15053 * cfgbuild.c (compute_outgoing_frequencies): Update.
15054 * cfgcleanup.c (try_forward_edges): Update.
15055 (outgoing_edges_match): Update.
15056 (try_crossjump_to_edge): Update.
15057 * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
15058 (expand_gimple_tailcall): Update.
15059 (construct_init_block): Use make_single_succ_edge.
15060 (construct_exit_block): Use make_single_succ_edge.
15061 * cfghooks.c (verify_flow_info): Update.
15062 (redirect_edge_succ_nodup): Update.
15063 (split_edge): Update.
15064 (account_profile_record): Update.
15065 * cfgloopanal.c (single_likely_exit): Update.
15066 * cfgloopmanip.c (scale_loop_profile): Update.
15067 (set_zero_probability): Remove.
15068 (duplicate_loop_to_header_edge): Update.
15069 * cfgloopmanip.h (loop_version): Update prototype.
15070 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
15071 (force_nonfallthru_and_redirect): Update.
15072 (update_br_prob_note): Update.
15073 (rtl_verify_edges): Update.
15074 (purge_dead_edges): Update.
15075 (rtl_lv_add_condition_to_bb): Update.
15076 * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
15077 * cgraphunit.c (init_lowered_empty_function): Update.
15078 (cgraph_node::expand_thunk): Update.
15079 * cilk-common.c: Include profile-count.h
15080 * dojump.c (inv): Remove.
15081 (jumpifnot): Update.
15082 (jumpifnot_1): Update.
15083 (do_jump_1): Update.
15085 (do_jump_by_parts_greater_rtx): Update.
15086 (do_compare_rtx_and_jump): Update.
15087 * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
15088 do_jump_1. do_compare_rtx_and_jump): Update prototype.
15089 * dwarf2cfi.c: Include profile-count.h
15090 * except.c (dw2_build_landing_pads): Use make_single_succ_edge.
15091 (sjlj_emit_dispatch_table): Likewise.
15092 * explow.c: Include profile-count.h
15093 * expmed.c (emit_store_flag_force): Update.
15094 (do_cmp_and_jump): Update.
15095 * expr.c (compare_by_pieces_d::generate): Update.
15096 (compare_by_pieces_d::finish_mode): Update.
15097 (emit_block_move_via_loop): Update.
15098 (store_expr_with_bounds): Update.
15099 (store_constructor): Update.
15100 (expand_expr_real_2): Update.
15101 (expand_expr_real_1): Update.
15102 * expr.h (try_casesi, try_tablejump): Update prototypes.
15103 * gimple-pretty-print.c (dump_probability): Update.
15104 (dump_profile): New.
15105 (dump_gimple_label): Update.
15106 (dump_gimple_bb_header): Update.
15107 * graph.c (draw_cfg_node_succ_edges): Update.
15108 * hsa-gen.c (convert_switch_statements): Update.
15109 * ifcvt.c (cheap_bb_rtx_cost_p): Update.
15110 (find_if_case_1): Update.
15111 (find_if_case_2): Update.
15112 * internal-fn.c (expand_arith_overflow_result_store): Update.
15113 (expand_addsub_overflow): Update.
15114 (expand_neg_overflow): Update.
15115 (expand_mul_overflow): Update.
15116 (expand_vector_ubsan_overflow): Update.
15117 * ipa-cp.c (good_cloning_opportunity_p): Update.
15118 * ipa-split.c (split_function): Use make_single_succ_edge.
15119 * ipa-utils.c (ipa_merge_profiles): Update.
15120 * loop-doloop.c (add_test): Update.
15121 (doloop_modify): Update.
15122 * loop-unroll.c (compare_and_jump_seq): Update.
15123 (unroll_loop_runtime_iterations): Update.
15124 * lra-constraints.c (lra_inheritance): Update.
15125 * lto-streamer-in.c (input_cfg): Update.
15126 * lto-streamer-out.c (output_cfg): Update.
15127 * mcf.c (adjust_cfg_counts): Update.
15128 * modulo-sched.c (sms_schedule): Update.
15129 * omp-expand.c (expand_omp_for_init_counts): Update.
15130 (extract_omp_for_update_vars): Update.
15131 (expand_omp_ordered_sink): Update.
15132 (expand_omp_for_ordered_loops): Update.
15133 (expand_omp_for_generic): Update.
15134 (expand_omp_for_static_nochunk): Update.
15135 (expand_omp_for_static_chunk): Update.
15136 (expand_cilk_for): Update.
15137 (expand_omp_simd): Update.
15138 (expand_omp_taskloop_for_outer): Update.
15139 (expand_omp_taskloop_for_inner): Update.
15140 * omp-simd-clone.c (simd_clone_adjust): Update.
15141 * optabs.c (expand_doubleword_shift): Update.
15142 (expand_abs): Update.
15143 (emit_cmp_and_jump_insn_1): Update.
15144 (expand_compare_and_swap_loop): Update.
15145 * optabs.h (emit_cmp_and_jump_insns): Update prototype.
15146 * predict.c (predictable_edge_p): Update.
15147 (edge_probability_reliable_p): Update.
15148 (set_even_probabilities): Update.
15149 (combine_predictions_for_insn): Update.
15150 (combine_predictions_for_bb): Update.
15151 (propagate_freq): Update.
15152 (estimate_bb_frequencies): Update.
15153 (force_edge_cold): Update.
15154 * profile-count.c (profile_count::dump): Add missing space into dump.
15155 (profile_count::debug): Add newline.
15156 (profile_count::differs_from_p): Explicitly convert to unsigned.
15157 (profile_count::stream_in): Update.
15158 (profile_probability::dump): New member function.
15159 (profile_probability::debug): New member function.
15160 (profile_probability::differs_from_p): New member function.
15161 (profile_probability::differs_lot_from_p): New member function.
15162 (profile_probability::stream_in): New member function.
15163 (profile_probability::stream_out): New member function.
15164 * profile-count.h (profile_count_quality): Rename to ...
15165 (profile_quality): ... this one.
15166 (profile_probability): New.
15167 (profile_count): Update.
15168 * profile.c (compute_branch_probabilities): Update.
15169 * recog.c (peep2_attempt): Update.
15170 * sched-ebb.c (schedule_ebbs): Update.
15171 * sched-rgn.c (find_single_block_region): Update.
15172 (compute_dom_prob_ps): Update.
15173 (schedule_region): Update.
15174 * sel-sched-ir.c (compute_succs_info): Update.
15175 * stmt.c (struct case_node): Update.
15176 (do_jump_if_equal): Update.
15177 (get_outgoing_edge_probs): Update.
15178 (conditional_probability): Update.
15179 (emit_case_dispatch_table): Update.
15180 (expand_case): Update.
15181 (expand_sjlj_dispatch_table): Update.
15182 (emit_case_nodes): Update.
15183 * targhooks.c: Update.
15184 * tracer.c (better_p): Update.
15185 (find_best_successor): Update.
15186 * trans-mem.c (expand_transaction): Update.
15187 * tree-call-cdce.c: Update.
15188 * tree-cfg.c (gimple_split_edge): Upate.
15189 (move_sese_region_to_fn): Upate.
15190 * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
15191 * tree-eh.c (lower_resx): Upate.
15192 (cleanup_empty_eh_move_lp): Upate.
15193 * tree-if-conv.c (version_loop_for_if_conversion): Update.
15194 * tree-inline.c (copy_edges_for_bb): Update.
15195 (copy_cfg_body): Update.
15196 * tree-parloops.c (gen_parallel_loop): Update.
15197 * tree-profile.c (gimple_gen_ic_func_profiler): Update.
15198 (gimple_gen_time_profiler): Update.
15199 * tree-ssa-dce.c (remove_dead_stmt): Update.
15200 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
15201 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
15202 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
15203 (unloop_loops): Update.
15204 (try_peel_loop): Update.
15205 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
15206 * tree-ssa-loop-split.c (connect_loops): Update.
15207 (split_loop): Update.
15208 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
15209 (hoist_guard): Update.
15210 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
15211 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
15212 (value_replacement): Update.
15213 * tree-ssa-reassoc.c (branch_fixup): Update.
15214 * tree-ssa-tail-merge.c (replace_block_by): Update.
15215 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
15216 (create_edge_and_update_destination_phis): Update.
15217 (compute_path_counts): Update.
15218 (recompute_probabilities): Update.
15219 (update_joiner_offpath_counts): Update.
15220 (freqs_to_counts_path): Update.
15221 (duplicate_thread_path): Update.
15222 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
15223 (struct switch_conv_info): Update.
15224 (gen_inbound_check): Update.
15225 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
15226 (vect_do_peeling): Update.
15227 (vect_loop_versioning): Update.
15228 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
15229 (optimize_mask_stores): Update.
15230 * ubsan.c (ubsan_expand_null_ifn): Update.
15231 * value-prof.c (gimple_divmod_fixed_value): Update.
15232 (gimple_divmod_fixed_value_transform): Update.
15233 (gimple_mod_pow2): Update.
15234 (gimple_mod_pow2_value_transform): Update.
15235 (gimple_mod_subtract): Update.
15236 (gimple_mod_subtract_transform): Update.
15237 (gimple_ic): Update.
15238 (gimple_stringop_fixed_value): Update.
15239 (gimple_stringops_transform): Update.
15240 * value-prof.h: Update.
15242 2017-06-29 Carl Love <cel@us.ibm.com>
15244 * config/rs6000/rs6000-c.c: Add support for built-in functions
15245 vector signed int vec_signed (vector float);
15246 vector signed long long vec_signed (vector double);
15247 vector signed int vec_signed2 (vector double, vector double);
15248 vector signed int vec_signede (vector double);
15249 vector signed int vec_signedo (vector double);
15250 * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
15251 instruction generator.
15252 * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
15253 UNSPEC_VSX_VSIGNED2): Add UNSPECS.
15254 (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
15256 (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
15257 vunsignede_v2df): Add define_expands.
15258 * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
15259 VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
15260 VEC_UNSIGNEDO): Add definitions.
15261 * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
15262 UNSPEC_VSX_VSIGNED2): Add UNSPECs.
15263 (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
15264 (vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
15265 vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
15266 * config/rs6000/altivec.h (vec_signed, vec_signed2,
15267 vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
15268 vec_unsignede, vec_unsignedo): Add builtin defines.
15269 * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
15271 * doc/extend.texi: Update the built-in documentation file for the
15272 new built-in functions.
15274 2017-06-29 Richard Biener <rguenther@suse.de>
15276 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
15277 reduction chains to LOOP_VINFO_REDUCTIONS.
15278 * tree-vect-slp.c (vect_analyze_slp): Continue looking for
15279 SLP reductions after processing reduction chains.
15281 2017-06-29 Nathan Sidwell <nathan@acm.org>
15283 * builtins.c (fold_builtin_FUNCTION): Use
15284 lang_hooks.decl_printable_name.
15286 2017-06-29 Peter Bergner <bergner@vnet.ibm.com>
15288 PR middle-end/81194
15289 * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
15290 with only one label.
15291 * stmt.c (expand_case): Assert NCASES is greater than one.
15293 2017-06-29 Richard Biener <rguenther@suse.de>
15295 * tree-cfg.c (group_case_labels_stmt): Return whether we changed
15297 (group_case_labels): Likewise.
15298 (find_taken_edge): Push sanity checking on val to workers...
15299 (find_taken_edge_cond_expr): ... here
15300 (find_taken_edge_switch_expr): ... and here, handle cases
15301 with just a default label.
15302 * tree-cfg.h (group_case_labels_stmt): Adjust prototype.
15303 (group_case_labels): Likewise.
15304 * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
15305 group_case_labels does anything cleanup the CFG again.
15307 2017-06-29 Bin Cheng <bin.cheng@arm.com>
15309 PR tree-optimization/81196
15310 * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
15311 exit condition comparing two IVs.
15313 2017-06-29 Richard Earnshaw <rearnsha@arm.com>
15315 * config/arm/parsecpu.awk (gen_comm_data): Add initializer for
15316 profile to the dummy entry at the end of the list of architectures.
15317 * config/arm/arm-cpu-cdata.h: Regenerated.
15319 2017-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15320 Michael Collison <michael.collison@arm.com>
15323 * config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
15325 (*aarch64_reg_<mode>3_neg_mask2): New pattern.
15326 (*aarch64_reg_<mode>3_minus_mask): New pattern.
15327 (*aarch64_<optab>_reg_di3_mask2): New pattern.
15328 * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
15329 of shift when the shift amount is masked with constant equal to
15330 the size of the mode.
15331 * config/aarch64/predicates.md (subreg_lowpart_operator): New
15334 2017-06-29 Martin Liska <mliska@suse.cz>
15336 * config/i386/i386.opt: Change range from [1,5] to [0,5].
15338 2017-06-29 Yury Gribov <tetra2005@gmail.com>
15341 * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
15344 (edge_growth_cache_entry::edge_growth_cache_entry): New
15346 (reset_edge_growth_cache): Update to use constructor.
15348 2017-06-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15350 * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
15351 (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
15352 (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
15354 2017-06-28 Sebastian Peryt <sebastian.peryt@intel.com>
15356 * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
15357 (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
15359 2017-06-28 Szabolcs Nagy <szabolcs.nagy@arm.com>
15361 * config.gcc (*-linux-musl*): Add t-musl tmake_file.
15362 (*-linux-uclibc*): Add t-uclibc tmake_file.
15363 * config/t-musl: New.
15364 * config/t-uclibc: New.
15366 2017-06-28 Richard Earnshaw <rearnsha@arm.com>
15368 * config/arm/parsecpu.awk (profile): Parse new keyword in an arch
15370 (gen_comm_data): Emit architectural setting of arch_prof.
15371 * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
15373 (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
15374 (armv8-m.base, armv8-m.main): Likewise.
15375 * arm-protos.h (arm_build_target): Add profile field.
15376 (arch_option): Likewise.
15377 * config/arm/arm.c (arm_configure_build_target): Copy the profile to
15379 * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
15380 arm_active_target.profile.
15382 2017-06-28 Richard Biener <rguenther@suse.de>
15384 PR middle-end/81227
15385 * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
15386 TYPE_OVERFLOW_WRAPS.
15387 * match.pd (negate_expr_p): Likewise.
15388 * tree-ssa-reassoc.c (optimize_range_tests_diff): Use
15389 fold_build2, not fold_binary.
15391 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
15393 * config/aarch64/aarch64 (aarch64_expand_mov_immediate):
15394 Convert memory address to Pmode.
15395 (aarch64_print_operand): Assert MEM operands are always Pmode.
15397 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
15400 * config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
15401 Remove redundant if.
15402 (aarch_forward_to_shift_is_not_shifted_reg): Remove.
15403 * config/arm/aarch-common-protos.h
15404 (aarch_forward_to_shift_is_not_shifted_re): Remove.
15405 * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.
15407 2017-06-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15410 * multiple_target.c (create_dispatcher_calls): Set the default
15411 clone to be static, not public.
15413 2017-06-28 Richard Biener <rguenther@suse.de>
15415 * tree-vect-loop.c (vectorizable_reduction): Move special
15416 cond reduction IV var creation ...
15417 (vect_create_epilog_for_reduction): ... here. Remove induction_index
15418 parameter. Use STMT_VINFO_VECTYPE.
15419 * tree-vect-slp.c (vect_get_constant_vectors): Properly reset
15422 2017-06-28 Martin Liska <mliska@suse.cz>
15425 * ipa-visibility.c (non_local_p): Handle visibility.
15427 2017-06-28 Martin Liska <mliska@suse.cz>
15430 * common.opt: Add IntegerRange to various options.
15431 * opt-functions.awk (integer_range_info): New function.
15432 * optc-gen.awk: Add integer_range_info to cl_options struct.
15433 * opts-common.c (decode_cmdline_option): Handle
15434 CL_ERR_INT_RANGE_ARG.
15435 (cmdline_handle_error): Likewise.
15436 * opts.c (print_filtered_help): Show valid interval in
15437 when --help is provided.
15438 * opts.h (struct cl_option): Add range_min and range_max fields.
15439 * config/i386/i386.opt: Add IntegerRange for -mbranch-cost.
15441 2017-06-28 Marc Glisse <marc.glisse@inria.fr>
15443 * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
15444 (x * C EQ/NE y * C): New transformation.
15446 2017-06-28 Christophe Lyon <christophe.lyon@linaro.org>
15448 * genmultilib (combination_space): Accept '+' in option names.
15450 2017-06-28 Martin Liska <mliska@suse.cz>
15453 * asan.c (instrument_derefs): Bail out inner references
15454 that are hard register variables.
15456 2017-06-28 Jakub Jelinek <jakub@redhat.com>
15459 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
15460 rather than def_builtin_pure for __builtin_ia32_gatherpf*.
15462 2017-06-28 Richard Biener <rguenther@suse.de>
15464 * tree-vectorizer.h (vect_get_vec_defs): Remove.
15465 (vect_get_slp_defs): Adjust.
15466 * tree-vect-loop.c (get_initial_defs_for_reduction): Split
15468 * tree-vect-slp.c (vect_get_constant_vectors): ... here and
15470 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
15471 get_initial_defs_for_reduction instead of vect_get_vec_defs.
15472 (vectorizable_reduction): Adjust.
15473 * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
15475 (vect_get_slp_defs): Likewise.
15476 * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
15477 (vectorizable_bswap): Adjust.
15478 (vectorizable_call): Likewise.
15479 (vectorizable_conversion): Likewise.
15480 (vectorizable_assignment): Likewise.
15481 (vectorizable_shift): Likewise.
15482 (vectorizable_operation): Likewise.
15483 (vectorizable_store): Likewise.
15484 (vectorizable_condition): Likewise.
15485 (vectorizable_comparison): Likewise.
15487 2017-06-28 Michael Collison <michael.collison@arm.com>
15490 * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
15492 (arm_gen_movmemqi): Removed unused variable 'i'.
15493 Convert 'for' loop into 'while' loop.
15494 (arm_expand_prologue): Remove last unnecessary set of insn.
15495 (thumb_pop): Remove unused variable 'pushed_words'.
15496 (thumb_exit): Remove last unnecessary set of regs_to_pop.
15498 2017-06-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15500 * config/s390/predicates.md: Use s390_rel_address_ok_p.
15501 * config/s390/s390-protos.h: Add prototype of
15502 s390_rel_address_ok_p.
15503 * config/s390/s390.c (s390_got_symbol): New function.
15504 (s390_rel_address_ok_p): New function.
15505 (legitimize_pic_address): Use s390_rel_address_ok_p.
15506 (s390_load_got): Use s390_got_symbol.
15507 (s390_option_override): Issue error if
15508 -mno-pic-data-is-text-relative is used without -fpic/-fPIC.
15509 * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
15511 * config/s390/s390.opt: New option mpic-data-is-text-relative.
15513 2017-06-27 Andrew Pinski <apinski@cavium.com>
15515 * match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
15516 (X * copysign (1.0, X)): New pattern.
15517 (X * copysign (1.0, -X)): New pattern.
15518 (copysign (-1.0, CST)): New pattern.
15520 2017-06-27 Joseph Myers <joseph@codesourcery.com>
15522 * genmultilib (combination_space): Remove variable.
15523 Validate reuse rules against regular expression for any sequence
15524 of multilib options in any order.
15526 2017-06-27 Michael Collison <michael.collison@arm.com>
15528 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
15529 call aarch64_split_simd_combine.
15530 * (aarch64_combine_internal<mode>): Delete pattern.
15531 * config/aarch64/aarch64.c (aarch64_split_simd_combine):
15532 Allow register and subreg operands.
15534 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
15536 * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
15537 specific need, just fallback on defaults.
15538 (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.
15540 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
15541 Olivier Hainque <hainque@adacore.com>
15543 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
15545 (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
15546 targets. Pick a default if no particular attempt applied.
15547 (STACK_CHECK_PROTECT): Double for 64bit targets, which have
15550 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
15552 * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
15553 (x86_64-wrs-vxworks7): Likewise.
15555 2017-06-27 Marek Polacek <polacek@redhat.com>
15558 * ubsan.c (instrument_null): Check get_base_address's result for null.
15560 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
15562 * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.
15564 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
15566 * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
15567 BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
15568 (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
15569 BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
15570 New function types.
15571 * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
15572 BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
15573 BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
15574 BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
15575 BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
15576 BUILT_IN_FEUPDATEENV): New builtins.
15577 * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
15578 TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
15579 * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
15580 fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
15582 (builtin_structptr_types): Adjust size.
15583 * tree.c (builtin_structptr_types): Add four entries.
15585 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
15586 Olivier Hainque <hainque@adacore.com>
15588 * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
15589 (TLS_SYM): New local macro, forcing reference to __tls__ on
15590 link command lines for VxWorks 7 RTPs, triggering initialization
15592 (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
15593 OS features TLS support, true for RTPs on VxWorks 7.
15594 * config/vxworks.c (vxworks_override_options): Setup emutls
15597 2017-06-27 Jakub Jelinek <jakub@redhat.com>
15599 * predict.c (test_prediction_value_range): Use -1U instead of -1
15600 to avoid narrowing conversion warning.
15601 * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
15602 to avoid narrowing conversion warning.
15603 * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
15605 * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.
15607 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
15609 * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
15610 64bit configurations.
15611 (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
15612 (SIZE_TYPE): Likewise.
15613 * config/vxworks.c (vxworks_emutls_var_fields): Use
15614 long_unsigned_type_node instead of unsigned_type_node as the offset
15615 field type, which is "pointer" mode in emutls.c.
15617 2017-06-27 Jakub Jelinek <jakub@redhat.com>
15620 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
15622 PR middle-end/81207
15623 * gimple-fold.c (replace_call_with_call_and_fold): Handle
15624 gimple_vuse copying separately from gimple_vdef copying.
15626 2017-06-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15628 * value-prof.c (free_hist): Remove call to memset and the enclosing if
15631 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
15632 Olivier Hainque <hainque@adacore.com>
15634 * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
15635 for all vxworks7 targets.
15636 * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
15637 (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
15638 (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
15639 variations for VX6/VX7 and 32/64bits later on in ...
15640 (VXWORKS_LIB_SPEC): Leverage new macros.
15641 (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
15642 as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.
15644 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
15646 * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
15647 _VX_TOOL_FAMILY and _VX_TOOL to gnu.
15649 2017-06-26 Carl Love <cel@us.ibm.com>
15651 * config/rs6000/rs6000-c.c: Add support for built-in functions
15652 vector bool char vec_reve (vector bool char);
15653 vector signed char vec_reve (vector signed char);
15654 vector unsigned char vec_reve (vector unsigned char);
15655 vector bool int vec_reve (vector bool int);
15656 vector signed int vec_reve (vector signed int);
15657 vector unsigned int vec_reve (vector unsigned int);
15658 vector bool long long vec_reve (vector bool long long);
15659 vector signed long long vec_reve (vector signed long long);
15660 vector unsigned long long vec_reve (vector unsigned long long);
15661 vector bool short vec_reve (vector bool short);
15662 vector signed short vec_reve (vector signed short);
15663 vector double vec_reve (vector double);
15664 vector float vec_reve (vector float);
15665 * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
15666 VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
15667 * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
15668 (altivec_vreve): New pattern.
15669 * config/rs6000/altivec.h (vec_reve): New define.
15670 * doc/extend.texi (vec_rev): Update the built-in documentation file
15671 for the new built-in functions.
15673 2016-06-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15675 PR tree-optimization/71815
15676 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
15678 (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
15680 (slsr_process_phi): Likewise.
15681 (replace_uncond_cands_and_profitable_phis): Don't replace a
15682 multiply candidate with a stride of 1 (copy or cast).
15683 (phi_incr_cost): Call uses_consumed_by_stmt rather than
15685 (lowest_cost_path): Likewise.
15686 (total_savings): Likewise.
15688 2017-06-26 Richard Biener <rguenther@suse.de>
15691 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
15692 Use def_builtin_pure for all gather builtins.
15694 2017-06-26 Richard Biener <rguenther@suse.de>
15696 PR tree-optimization/81203
15697 * tree-tailcall.c (find_tail_calls): Do not move stmts into
15698 non-dominating BBs.
15700 2017-06-26 Marek Polacek <polacek@redhat.com>
15703 * doc/invoke.texi: Document -Wmultistatement-macros.
15705 2017-06-26 Christophe Lyon <christophe.lyon@linaro.org>
15707 * doc/sourcebuild.texi (ARM-specific attributes): Document new
15708 arm_neon_ok_no_float_abi effective target.
15710 2017-06-26 Richard Biener <rguenther@suse.de>
15712 PR tree-optimization/80928
15713 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
15714 (copy_bbs): Set BB_DUPLICATED flag early.
15715 (execute_on_growing_pred): Do not execute for BB_DUPLICATED
15717 (execute_on_shrinking_pred): Likewise.
15718 * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
15719 BB_DUPLICATED blocks.
15720 * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
15721 iterate over all PHIs considering removal of *gsi.
15723 2017-06-23 Jim Wilson <jim.wilson@linaro.org>
15725 * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
15728 2017-06-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15730 * config/rs6000/rs6000-string.c: (expand_block_clear,
15731 do_load_for_compare, select_block_compare_mode,
15732 compute_current_alignment, expand_block_compare,
15733 expand_strncmp_align_check, expand_strn_compare,
15734 expand_block_move, rs6000_output_load_multiple)
15735 Move functions related to string/block move/compare
15736 to a separate file.
15737 * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
15738 * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
15739 for this function which is now used in two files.
15740 * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
15741 * config.gcc: Add rs6000-string.o to extra_objs for
15742 targets powerpc*-*-* and rs6000*-*-*.
15744 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15747 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
15748 32-bit, since indexed is not valid for DImode.
15749 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
15750 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
15751 (define_peephole2 for Altivec d-form load): Add 32-bit support.
15752 (define_peephole2 for Altivec d-form store): Likewise.
15755 * multiple_target.c (create_dispatcher_calls): Only create the
15756 dispatcher call if the function is the default clone of a
15757 versioned function.
15759 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
15761 PR middle-end/80902
15762 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
15763 a call, force the call to not be a tail call.
15765 2017-06-23 Jeff Law <law@redhat.com>
15767 * doc/contrib.texi: Add entry for Steven Pemberton's work on
15770 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
15772 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
15773 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
15774 handling for early expansion of vector shifts (sl,sr,sra,rl).
15775 (builtin_function_type): Add vector shift right instructions
15776 to the unsigned argument list.
15778 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
15780 rtl-optimizatoin/79286
15781 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
15782 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
15783 trap. PIC register plus a const unspec without offset can never trap.
15785 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
15787 * tree.h (builtin_structptr_type): New type.
15788 (builtin_structptr_types): Declare new array.
15789 * tree.c (builtin_structptr_types): New array.
15790 (free_lang_data, build_common_tree_nodes): Use it.
15792 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
15795 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
15798 2017-06-22 Matt Turner <mattst88@gmail.com>
15800 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
15801 Lake models to skylake case. Assume skylake for unknown
15802 models with clflushopt.
15804 2017-06-22 Jeff Law <law@redhat.com>
15806 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
15807 frame sizes that do not satisfy aarch64_uimm12_shift.
15809 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
15811 * profile-count.h (apply_probability,
15812 apply_scale, probability_in): Fix checks for zero.
15814 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15816 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
15817 * doc/cppdiropts.texi (-I @var{dir}): Document it.
15819 2016-06-22 Richard Biener <rguenther@suse.de>
15821 * tree-vect-loop.c (vect_model_reduction_cost): Handle
15822 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
15823 REDUC_MAX_EXPR support.
15824 (vectorizable_reduction): Likewise.
15825 (vect_create_epilog_for_reduction): Likewise.
15827 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
15829 * match.pd (A / (1 << B) -> A >> B): New.
15830 * generic-match-head.c: Include optabs-tree.h.
15831 * gimple-match-head.c: Likewise.
15832 * optabs-tree.h (target_supports_op_p): New.
15833 * optabs-tree.c (target_supports_op_p): New.
15835 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15837 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
15838 $gcc_cv_ld --help output.
15839 (gcc_cv_ld_demangle): Likewise.
15840 (gcc_cv_ld_eh_frame_hdr): Likewise.
15841 (gcc_cv_ld_pie): Likewise.
15842 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
15843 (gcc_cv_ld_buildid): Likewise.
15844 (gcc_cv_ld_sysroot): Likewise.
15845 (ld_bndplt_support): Likewise.
15846 (ld_pushpopstate_support): Likewise.
15847 * configure: Regenerate.
15848 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
15850 2017-06-21 Jakub Jelinek <jakub@redhat.com>
15853 * config/i386/sse.md (round<mode>2): Renumber match_dup and
15854 operands indexes to avoid gap between operands and match_dups.
15856 2017-06-21 Andrew Pinski <apinski@cavium.com>
15858 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
15859 Increment Arith_shift and Arith_shift_reg by 1.
15860 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
15862 * config/aarch64/aarch64.c (thunderx_tunings): Enable
15863 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
15864 (aarch64_strip_extend): Add new argument and test for it.
15865 (aarch64_cheap_mult_shift_p): New function.
15866 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
15867 add a cost if it is true.
15868 Update calls to aarch64_strip_extend.
15869 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
15871 2017-06-21 Andrew Pinski <apinski@cavium.com>
15873 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
15875 (thunderxt88): Likewise.
15876 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
15877 (thunderx_prefetch_tune): New variable.
15878 (thunderx2t99_prefetch_tune): Update for the correct values.
15879 (thunderxt88_tunings): New variable.
15880 (thunderx_tunings): Use thunderx_prefetch_tune instead of
15881 generic_prefetch_tune.
15882 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
15884 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15886 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
15887 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
15888 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
15889 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
15890 (aarch64_atomic_cas<mode>, GPI): Likewise.
15892 2017-06-21 Martin Liska <mliska@suse.cz>
15894 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
15895 statements on cold and hot labels.
15896 * predict.c (tree_estimate_probability_bb): Remove the
15897 prediction from this place.
15899 2017-06-21 Martin Liska <mliska@suse.cz>
15901 PR tree-optimization/79489
15902 * gimplify.c (maybe_add_early_return_predict_stmt): New
15904 (gimplify_return_expr): Call the function.
15905 * predict.c (tree_estimate_probability_bb): Remove handling
15907 * predict.def: Update comment about early return predictor.
15908 * gimple-predict.h (is_gimple_predict): New function.
15909 * predict.def: Change default value of early return to 66.
15910 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
15912 * passes.def: Put pass_strip_predict_hints to the beginning of
15915 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
15917 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
15918 FUNCTION_DECL declarations.
15919 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
15921 (dwaf2out_decl): Likewise.
15922 * godump.c (go_early_global_decl): Skip call to the real debug hook
15923 for FUNCTION_DECL declarations.
15924 * passes.c (rest_of_decl_compilation): Skip call to the
15925 early_global_decl debug hook for FUNCTION_DECL declarations, unless
15926 -fdump-go-spec is passed.
15928 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
15930 * config/i386/i386.c (struct builtin_isa): New field pure_p.
15931 Reorder for compactness.
15932 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
15933 (def_builtin_pure, def_builtin_pure2): New functions.
15934 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
15936 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
15938 * match.pd (nop_convert): New predicate.
15939 ((A +- CST1) +- CST2): Allow some NOP conversions.
15941 2017-06-21 Jakub Jelinek <jakub@redhat.com>
15944 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
15945 with ctors/dtors if GOVD_SHARED is set.
15947 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
15949 * config/aarch64/aarch64.md (movti_aarch64):
15950 Emit mov rather than orr.
15951 (movtf_aarch64): Likewise.
15952 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
15953 Emit mov rather than orr.
15955 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
15957 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
15958 Swap alternatives, make integer dup more expensive.
15960 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
15962 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
15963 Return true for non-tls symbols.
15965 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
15967 * config/aarch64/aarch64-cores.def (cortex-a55): New.
15968 (cortex-a75): Likewise.
15969 (cortex-a75.cortex-a55): Likewise.
15970 * config/aarch64/aarch64-tune.md: Regenerate.
15971 * doc/invoke.texi (-mtune): Document new values for -mtune.
15973 2017-06-21 Tom de Vries <tom@codesourcery.com>
15975 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
15976 stack_size feature.
15977 (Effective-Target Keywords, Other attributes): Suggest using
15978 dg-add-options stack_size feature to get stack limit in stack_size
15979 effective target documentation.
15981 2017-06-21 Julian Brown <julian@codesourcery.com>
15982 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
15984 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
15985 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
15986 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
15988 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
15989 attribute type list for neon_multiply.
15990 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
15991 attribute type list for neon_multiply.
15992 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
15993 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
15994 attribute type list for neon_multiply.
15995 * config/arm/types.md (crypto_pmull): Add.
15996 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
15997 attribute type list.
15999 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
16001 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
16004 2017-06-20 Jakub Jelinek <jakub@redhat.com>
16006 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
16007 to make sure not to dereference a NULL cost_classes_ptr pointer.
16009 2017-06-20 Carl Love <cel@us.ibm.com>
16011 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16012 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
16013 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
16014 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
16015 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
16016 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
16017 VMULOSW): New enum "unspec" values.
16018 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
16019 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
16020 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
16021 altivec_vmulosw): New patterns.
16022 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
16023 VMULOSW): Add definitions.
16025 2017-06-20 Julia Koval <julia.koval@intel.com>
16027 * config/i386/i386.c: Fix rounding expand for new pattern.
16028 * config/i386/subst.md: Fix pattern (parallel -> unspec).
16030 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16032 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
16033 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
16035 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16037 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
16040 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16042 * config/aarch64/aarch64-cores.def: Rearrange to sort by
16043 architecture, then by implementer ID.
16044 * config/aarch64/aarch64-tune.md: Regenerate.
16046 2017-06-20 Richard Biener <rguenther@suse.de>
16048 PR middle-end/81097
16049 * fold-const.c (split_tree): Fold to type before negating.
16051 2017-06-20 David Malcolm <dmalcolm@redhat.com>
16053 * diagnostic-show-locus.c
16054 (selftest::test_fixit_deletion_affecting_newline): New function.
16055 (selftest::diagnostic_show_locus_c_tests): Call it.
16057 2017-06-20 Andreas Schwab <schwab@suse.de>
16060 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
16063 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
16065 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
16066 __ARM_FEATURE_COPROC according to support.
16068 2017-06-20 Jakub Jelinek <jakub@redhat.com>
16070 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
16071 Rewritten to avoid overflow for > 32-bit pointers.
16074 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
16075 by removing enum keyword.
16076 (ubsan_type_descriptor): Likewise. Formatting fix.
16079 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
16080 splitter): Require TARGET_SSE2 in the condition.
16082 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
16085 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
16086 for doing vector set of SFmode on ISA 3.0.
16087 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
16088 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
16090 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
16091 SFmode value into a V4SF variable that was extracted from another
16092 V4SF variable without converting the element to double precision
16093 and back to single precision vector format.
16094 (vsx_insert_extract_v4sf_p9_2): Likewise.
16096 2017-06-19 Jakub Jelinek <jakub@redhat.com>
16098 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
16099 in UWHI to avoid undefined overflow.
16102 * ubsan.h (enum ubsan_encode_value_phase): New.
16103 (ubsan_encode_value): Change second argument to
16104 enum ubsan_encode_value_phase with default value of
16105 UBSAN_ENCODE_VALUE_GENERIC.
16106 * ubsan.c (ubsan_encode_value): Change second argument to
16107 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
16108 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
16109 create_tmp_var_raw instead of create_tmp_var and use a
16111 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
16112 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
16113 ubsan_encode_value callers.
16116 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
16117 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
16118 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
16120 2017-06-19 Richard Biener <rguenther@suse.de>
16122 PR middle-end/81118
16123 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
16124 estimates if we changed anything.
16126 2017-06-19 Richard Biener <rguenther@suse.de>
16128 PR tree-optimization/80887
16129 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
16130 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
16131 simplified lookups, then reset mprts_hook.
16132 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
16134 (try_to_simplify): Likewise.
16136 2017-06-19 Martin Liska <mliska@suse.cz>
16139 * gimplify.c (gimplify_switch_expr):
16140 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
16142 2017-06-19 Martin Liska <mliska@suse.cz>
16144 * doc/install.texi: Document that PGO runs in 4 stages.
16146 2017-06-19 Martin Liska <mliska@suse.cz>
16149 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
16150 to dispatcher function name.
16151 * multiple_target.c (replace_function_decl): New function.
16152 (create_dispatcher_calls): Redirect both edges and references.
16154 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
16156 * profile-count.c (profile_count::dump): Dump quality.
16157 (profile_count::differs_from_p): Update for unsigned val.
16158 * profile-count.h (profile_count_quality): New enum.
16159 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
16161 2017-06-19 Richard Biener <rguenther@suse.de>
16163 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
16164 struct function as arg.
16165 (estimate_numbers_of_iterations): Export overload with loop arg.
16166 (free_numbers_of_iterations_estimates_loop): Use an overload of
16167 free_numbers_of_iterations_estimates instead.
16168 * tree-cfg.c (remove_bb): Adjust.
16169 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
16170 * tree-parloops.c (gen_parallel_loop): Likewise.
16171 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
16173 (tree_unroll_loops_completely): Likewise.
16174 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
16175 Use an overload instead and export.
16176 (estimated_loop_iterations): Adjust.
16177 (max_loop_iterations): Likewise.
16178 (likely_max_loop_iterations): Likewise.
16179 (estimate_numbers_of_iterations): Take struct function as arg
16181 (loop_exits_before_overflow): Adjust.
16182 (free_numbers_of_iterations_estimates_loop): Use an overload.
16183 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
16184 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
16186 2017-06-19 Richard Biener <rguenther@suse.de>
16189 * ipa-prop.c (find_constructor_constant_at_offset): Handle
16190 RANGE_EXPR conservatively.
16192 2017-06-16 Carl Love <cel@us.ibm.com>
16194 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16195 definitions for vec_float, vec_float2, vec_floato,
16196 vec_floate built-ins.
16197 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
16198 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
16200 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
16201 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
16202 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
16203 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
16204 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
16205 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
16206 vec_floato): Add builtin defines.
16207 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
16208 Update the built-in documentation file for the new built-in
16211 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16213 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
16214 (mthumb): Mark as the negative of -marm.
16216 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16218 * doc/invoke.texi (ARM Options, -mcpu): Document supported
16220 (ARM Options, -mtune): Document that this accepts the same
16221 extension options as -mcpu.
16222 (ARM Options, -mfpu): Document addition of -mfpu=auto.
16224 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16226 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
16227 permitted extensions.
16229 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16231 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
16232 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
16233 (armv8-m.main): Add option +nodsp.
16234 * config/arm/arm-cpu-cdata.h: Regenerated.
16236 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16238 * config/arm/t-fuchsia: New file.
16239 * config.gcc (arm*-*-fuchsia*): Use it.
16241 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16243 * config/arm/t-symbian: Rewrite for new option infrastructure.
16245 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16247 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
16248 (MULTILIB_REQUIRED): Likewise.
16250 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16252 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
16253 (MULTILIB_RESUE): Likewise.
16254 (MULTILIB_MATCHES): Likewise.
16255 (MULTLIB_REQUIRED): Likewise.
16257 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16259 * config/arm/t-rtems: Rewrite for new option framework.
16261 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16263 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
16264 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
16265 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
16266 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
16267 * config/arm/t-multilib: ... here.
16268 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
16269 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
16270 armv7-a and armv8*-a when A-profile libraries have not been built.
16271 * config/arm/t-rmprofile: Rewrite.
16273 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16275 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
16276 with a backslash. Remove the backslash after substituting unescaped
16278 * doc/fragments.texi (MULTILIB_REUSE): Document it.
16280 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16282 * config.gcc: (arm*-*-*): When building a-profile libraries, force
16283 the driver to pass through the default setting of -mfloat-abi.
16284 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
16286 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
16287 (all_feat_combs): New rule.
16288 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
16290 * config/arm/t-aprofile: Rewrite.
16292 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16294 * config/arm/arm.h (FPUTYPE_AUTO): Define.
16295 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
16296 fpu is not specified by the user/command-line.
16297 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
16298 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
16299 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
16300 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
16301 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
16302 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
16304 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16306 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
16307 * config/arm/t-arm-elf: Rewritten.
16309 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16311 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
16312 have some floating-point instructions.
16313 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
16314 (TARGET_MAYBE_HARD_FLOAT): New macro.
16315 * config/arm/arm-builtins.c (arm_init_builtins): Use
16316 TARGET_MAYBE_HARD_FLOAT.
16317 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
16319 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16321 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
16322 (configargs.h): Include it.
16323 (arm_print_hint_for_fpu_option): New function.
16324 (arm_parse_fpu_option): New function.
16325 (candidate_extension): New class.
16326 (arm_canon_for_multilib): New function.
16327 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
16328 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
16329 (ARCH_CANONICAL_SPECS): New macro.
16330 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
16332 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16334 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
16335 are set after handling multilib fragments. Set target_cpu_default2
16338 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16340 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
16342 (arm*-*-*): Set target_cpu_default2 to a quoted string.
16343 * config/arm/parsecpu.awk (check_cpu): Validate any extension
16345 (check_arch): Likewise.
16346 * config/arm/arm.c (arm_configure_build_target): Handle
16347 TARGET_CPU_DEFAULT being a string constant. Scan any feature
16348 options in the default.
16350 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16352 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
16353 when an option is an alias of another.
16354 * config/arm/parsecpu.awk (optalias): New parser token.
16355 (gen_comm_data): Mark non-alias options as such. Emit entries
16356 for extension aliases.
16357 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
16358 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
16359 (armv6kz, armv6zk, armv6t2): Likewise.
16360 (armv7): Make vfpv3-d16 an alias.
16361 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
16363 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
16364 Sort in canonical order.
16365 (armv8-a): Sort in canonical order.
16366 (armv8.1-a, armv8.2-a): Likewise.
16367 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
16369 (cortex-a9): Sort in canonical order.
16370 * config/arm/arm.c (selftests.h): Include it.
16371 (arm_test_cpu_arch_data): New function.
16372 (arm_run_self_tests): New function.
16373 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
16374 (targetm): Move declaration to the end of the file.
16375 * arm-cpu-cdata.h: Regenerated.
16377 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16379 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
16380 call to target_mode_check describing the type of option passed.
16381 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
16382 (arm_target_thumb_only): Use arm_parse_arch_option_name or
16383 arm_parse_cpu_option_name to match parameters against list of
16385 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
16386 arm_arch_core_flags data structure.
16387 * config/arm/arm-cpu_cdata.h: Regenerated.
16389 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16391 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
16393 (arm_print_hint_for_cpu_option): Likewise.
16394 (arm_print_hint_for_arch_option): Likewise.
16395 (arm_parse_cpu_option_name): Likewise.
16396 (arm_parse_arch_option_name): Likewise.
16397 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
16398 of entries in the all_fpus list.
16399 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
16400 (arm_parse_cpu_option_name): Declare.
16401 (arm_parse_arch_option_name): Declare.
16402 (arm_parse_option_features): Declare.
16403 (arm_intialize_isa): Declare.
16404 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
16406 (gen_comm_data): ... here. Make definitions non-static.
16407 * config/arm/arm-cpu-data.h: Regenerated.
16408 * config/arm/arm-cpu-cdata.h: Regenerated.
16410 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16412 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
16413 (cpu_arch_extension): New structure.
16414 (cpu_arch_option, arch_option, cpu_option): New structures.
16415 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
16416 architecture types.
16417 (gen_data): Generate new format data tables.
16418 * config/arm/arm.c (cpu_tune): New structure.
16419 (cpu_option, processors): Delete.
16420 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
16421 (arm_print_hint_for_cpu_option): ... this and ...
16422 (arm_print_hint_for_arch_option): ... this.
16423 (arm_parse_arch_cpu_name): Delete. Replace with ...
16424 (arm_parse_cpu_option_name): ... this and ...
16425 (arm_parse_arch_option_name): ... this.
16426 (arm_unrecognized_feature): Change type of target parameter to
16428 (arm_parse_arch_cpu_features): Delete. Replace with ...
16429 (arm_parse_option_features): ... this.
16430 (arm_configure_build_target): Rework to use new configuration data
16432 (arm_print_tune_info): Rework for new configuration data tables.
16433 * config/arm/arm-cpu-data.h: Regenerated.
16434 * config/arm/arm-cpu.h: Regenerated.
16436 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16438 * Makefile.in (OBJS): Move sbitmap.o from here ...
16439 (OBJS-libcommon): ... to here.
16441 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16443 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
16444 (ISA_ALL_CRYPTO): New macro.
16445 (ISA_ALL_SIMD): New macro
16446 (ISA_ALL_FP): New macro.
16447 * config/arm/arm.c (fpu_bitlist): Update initializer.
16448 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
16450 (arm9e): Add fpu. Add option for nofp
16451 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
16452 (arm926ej-s, arm1026ej-s): Likewise.
16453 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
16454 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
16455 neon-fp16, neon-vfpv4, nofp and nosimd.
16456 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
16457 (cortex-a8): Add fpu. Add option for nofp.
16458 (cortex-a9): Add fpu. Add options for nosimd and nofp.
16459 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
16460 (cortex-r4f): Add fpu.
16461 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
16462 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
16464 (cortex-r8): Likewise.
16465 (cortex-m4): Add fpu. Add option for nofp.
16466 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
16467 (cortex-a17.cortex-a7): Likewise.
16468 (cortex-a32): Add fpu. Add options for crypto and nofp.
16469 (cortex-a35, cortex-a53): Likewise.
16470 (cortex-a57): Add fpu. Add option for crypto.
16471 (cortex-a72, cortex-a73): Likewise.
16472 (exynos-m1): Likewise.
16473 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
16474 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
16475 (cortex-m33): Add fpu. Add option for nofp.
16476 * config/arm/arm-cpu-cdata.h: Regenerated
16477 * config/arm/arm-cpu-data.h: Regenerated.
16479 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16481 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
16482 (armv5te, armv5tej): Likewise.
16483 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
16484 (armv7): Add options fp and vfpv3-d16.
16485 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
16486 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
16488 (armv7ve): Likewise.
16489 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
16490 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
16491 (armv8-a): Add nocrypto option.
16492 (armv8.1-a, armv8.2-a): Likewise.
16493 (armv8-m.main): add options fp, fp.dp and nofp.
16495 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16497 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
16499 (armv8-a+crc): Delete.
16500 (armv8.1-a): Add options simd, crypto and nofp.
16501 (armv8.2-a): Add options fp16, simd, crypto and nofp.
16502 (armv8.2-a+fp16): Delete.
16503 (armv8-m.main): Add option dsp.
16504 (armv8-m.main+dsp): Delete.
16505 (cortex-a8): Add fpu. Add nofp option.
16506 (cortex-a9): Add fpu. Add nofp and nosimd options.
16507 * config/arm/parsecpu.awk (gen_data): Generate option tables and
16508 link to main cpu and architecture data structures.
16509 (gen_comm_data): Only put isa attributes from the main architecture
16511 (option): New statement for architecture and CPU entries.
16512 * arm.c (struct cpu_option): New structure.
16513 (struct processors): Add entry for options.
16514 (arm_unrecognized_feature): New function.
16515 (arm_parse_arch_cpu_name): Ignore any characters after the first
16517 (arm_parse_arch_cpu_feature): New function.
16518 (arm_configure_build_target): Separate out any CPU and architecture
16519 features and parse separately. Don't error out if -mfpu=auto is
16520 used with only an architecture string.
16521 (arm_print_asm_arch_directives): New function.
16522 (arm_file_start): Call it.
16523 * config/arm/arm-cpu-cdata.h: Regenerated.
16524 * config/arm/arm-cpu-data.h: Likewise.
16525 * config/arm/arm-tables.opt: Likewise.
16527 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16529 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
16530 assembler when it is not -mfpu=auto.
16532 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16534 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
16535 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
16536 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
16537 (ASM_CPU_SPEC): Rewrite.
16538 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
16539 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
16540 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
16541 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
16542 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
16543 copied string is NUL-terminated. Also strip any characters prefixed
16545 (arm_rewrite_selected_arch): New function.
16546 (arm_rewrite_march): New function.
16548 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
16550 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
16551 (x_arm_cpu_string, x_arm_tune_string): Likewise.
16552 (march, mcpu, mtune): Convert to string-based options.
16553 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
16554 (arm_parse_arch_cpu_name): New function.
16555 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
16556 identify selected architecture or CPU.
16557 (arm_option_save): New function.
16558 (TARGET_OPTION_SAVE): Redefine.
16559 (arm_option_restore): Restore string options.
16560 (arm_option_print): Print string options.
16562 2017-06-16 Martin Sebor <msebor@redhat.com>
16564 PR tree-optimization/80933
16565 PR tree-optimization/80934
16566 * builtins.c (fold_builtin_3): Do not handle bcmp here.
16567 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
16568 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
16569 (gimple_fold_builtin): Call them.
16571 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
16573 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
16574 as unlikely; update profile.
16576 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
16578 * predict.c (force_edge_cold): Handle declaring edges impossible
16581 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
16583 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
16585 (try_unroll_loop_completely): Fix reporting.
16587 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
16589 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
16591 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
16594 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
16595 if given a non-constant argument for an intrinsic which requires a
16598 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
16600 * profile.c (compare_freqs): New function.
16601 (branch_prob): Sort edge list.
16602 (find_spanning_tree): Assume that the list is priority sorted.
16604 2017-06-16 Richard Biener <rguenther@suse.de>
16606 PR tree-optimization/81090
16607 * passes.def (pass_record_bounds): Remove.
16608 * tree-pass.h (make_pass_record_bounds): Likewise.
16609 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
16610 make_pass_record_bounds): Likewise.
16611 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
16612 not free niter estimates at the beginning but at the end.
16613 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
16615 2017-06-16 Richard Biener <rguenther@suse.de>
16617 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
16618 initializer to workaround ICE in host GCC 4.8.
16620 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
16622 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
16624 (clone_inlined_nodes): Update.
16626 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16628 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
16629 prefetch settings, and enable prefetching by default at -O3.
16631 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16633 * config/aarch64/aarch64.c (aarch64_override_options_internal):
16634 Set flag_prefetch_loop_arrays according to tuning data.
16636 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16638 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
16639 New tune structure.
16640 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
16641 [Unrelated to main purpose of the patch] Place the pointer field last
16642 to enable type checking errors when tune structure are wrongly merged.
16643 * config/aarch64/aarch64.c (generic_prefetch_tune,)
16644 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
16645 (thunderx2t99_prefetch_tune): New tune constants.
16646 (tune_params *_tunings): Update all tunings (no functional change).
16647 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
16648 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
16649 from tunings structures.
16651 2017-06-16 Jakub Jelinek <jakub@redhat.com>
16654 * ubsan.c (instrument_null): Add T argument, use it instead
16655 of computing it based on IS_LHS.
16656 (instrument_object_size): Likewise.
16657 (pass_ubsan::execute): Adjust instrument_null and
16658 instrument_object_size callers to pass gimple_get_lhs or
16659 gimple_assign_rhs1 result to it. Use instrument_null instead of
16660 calling get_base_address and instrument_mem_ref. Handle
16661 aggregate call arguments for object-size sanitization.
16663 2017-06-16 Yury Gribov <tetra2005@gmail.com>
16665 PR tree-optimization/81089
16666 * tree-vrp.c (is_masked_range_test): Validate operands of
16669 2017-06-15 Martin Sebor <msebor@redhat.com>
16672 * dumpfile.c (dump_register): Avoid calling memset to initialize
16673 a class with a default ctor.
16674 * gcc.c (struct compiler): Remove const qualification.
16675 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
16676 * hash-table.h: Ditto.
16677 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
16679 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
16680 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
16682 * params.h (struct param_info): Make struct members non-const.
16683 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
16684 with default initialization.
16685 * vec.h (vec_copy_construct, vec_default_construct): New helper
16687 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
16688 with vec_copy_construct.
16689 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
16690 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
16691 * doc/invoke.texi (-Wclass-memaccess): Document.
16693 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16695 * emit-rtl.h (is_leaf): Update comment about local
16696 register allocator.
16698 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
16701 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
16702 for a variable to have a section before checking if the section has a
16704 Set section to.persistent if persistent attribute is set.
16705 Warn if .persistent attribute is used on an automatic variable.
16707 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
16709 PR rtl-optimization/80474
16710 * reorg.c (update_block): Do not ignore instructions in a delay slot.
16712 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
16714 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
16717 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
16719 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
16720 (casesi): Emit bounds checking as RTL.
16721 (casesi_internal_mips16_<mode>): Remove bounds checking.
16723 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
16725 * config/xtensa/xtensa.c (xtensa_option_override): Append
16726 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
16727 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
16728 xtensa_doloop_hooks): Define unconditionally.
16729 (xtensa_reorg_loops): Only call reorg_loops in the presence of
16731 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
16732 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
16733 for it in xtensa_option_override.
16734 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
16735 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
16737 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
16739 * doc/cppopts.texi: Document '-' special value to -MF.
16741 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
16743 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
16744 (cortex_a53_fconst): Likewise.
16745 (cortex_a53_fpmul): Likewise.
16746 (cortex_a53_f_load_64): Likewise.
16747 (cortex_a53_f_load_many): Likewise.
16748 (cortex_a53_advsimd_alu): Likewise.
16749 (cortex_a53_advsimd_alu_q): Likewise.
16750 (cortex_a53_advsimd_mul): Likewise.
16751 (cortex_a53_advsimd_mul_q): Likewise.
16752 (fpmac bypass): Add new bypass for fpmac-fpmac case.
16753 Add missing fmul, r2f_cvt and fconst cases.
16755 2017-06-14 Richard Biener <rguenther@suse.de>
16757 PR middle-end/81088
16758 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
16760 (fold_binary_loc): When associating do not treat pre-existing
16761 TREE_OVERFLOW on literal constants as a reason to allow
16762 TREE_OVERFLOW on associated literal constants.
16764 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
16766 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
16767 (MASK_FEATURES): New macro.
16768 * config/sparc/sparc.c (sparc_option_override): Remove the special
16769 handling of -mfpu and generalize it to all MASK_FEATURES switches.
16771 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
16773 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
16774 a division of 0 if non-call exceptions are enabled.
16776 2017-06-14 Andrew Pinski <apinski@cavium.com>
16777 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
16780 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
16781 Improve vector initialization code gen for only variable case.
16783 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
16785 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
16787 2017-06-14 Richard Biener <rguenther@suse.de>
16789 PR tree-optimization/81083
16790 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
16793 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16795 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
16796 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
16797 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
16798 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
16799 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
16800 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
16802 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16804 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
16805 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
16807 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16809 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
16811 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16813 * config/rs6000/t-rtems: Don't handle SPE.
16815 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16817 * config/rs6000/t-linux: Don't handle SPE.
16819 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16821 * config/rs6000/eabispe.h: Delete file.
16823 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16825 * config/rs6000/t-spe: Delete file.
16827 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16829 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
16830 (rs6000_legitimate_offset_address_p): Return false for anything in
16831 V2SImode or V2SFmode.
16833 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16835 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
16836 except V2SF and V2SI. Rearrange the vector modes, and add comments.
16837 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
16839 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
16840 (rs6000_legitimate_offset_address_p): Ditto.
16841 (rs6000_emit_move): Ditto.
16842 (rs6000_init_builtins): Remove V4HI_type_node.
16844 2017-06-13 Martin Liska <mliska@suse.cz>
16847 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
16848 (gate_asan): Likewise.
16849 * asan.h (asan_no_sanitize_address_p): Remove the function.
16850 (sanitize_flags_p): New function.
16851 * builtins.def: Fix coding style.
16852 * common.opt: Use renamed enum value.
16853 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
16854 * doc/extend.texi: Document no_sanitize attribute.
16855 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
16856 to SANITIZE_UNDEFINED_NONDEFAULT.
16857 * gcc.c (sanitize_spec_function): Use the renamed enum value.
16858 * gimple-fold.c (optimize_atomic_compare_exchange_p):
16859 Use sanitize_flags_p.
16860 * gimplify.c (gimplify_function_tree): Likewise.
16861 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
16862 * opts.c (parse_no_sanitize_attribute): New function.
16863 (common_handle_option): Use renamed enum value.
16864 * opts.h (parse_no_sanitize_attribute): Declare.
16865 * tree.c (sanitize_flags_p): New function.
16866 * tree.h: Declared here.
16867 * tsan.c: Use sanitize_flags_p.
16868 * ubsan.c (ubsan_expand_null_ifn): Likewise.
16869 (instrument_mem_ref): Likewise.
16870 (instrument_bool_enum_load): Likewise.
16871 (do_ubsan_in_current_function): Remove the function.
16872 (pass_ubsan::execute): Use sanitize_flags_p.
16873 * ubsan.h: Remove do_ubsan_in_current_function
16874 * tree-cfg.c (print_no_sanitize_attr_value): New function.
16875 (dump_function_to_file): Use it here.
16877 2017-06-13 Martin Jambor <mjambor@suse.cz>
16879 PR tree-optimization/80803
16880 PR tree-optimization/81063
16881 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
16882 (propagate_subaccesses_across_link): Enqueue subtree whenever
16883 necessary instead of relying on the caller.
16885 2017-06-13 Martin Jambor <mjambor@suse.cz>
16887 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
16888 that have a first_link.
16889 (sort_and_splice_var_accesses): Do not check first_link before
16891 (subtree_mark_written_and_enqueue): Likewise.
16892 (propagate_all_subaccesses): Likewise and do not stop at first
16893 parent with a first_link.
16895 2017-06-13 Martin Jambor <mjambor@suse.cz>
16897 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
16900 2017-06-13 Yury Gribov <tetra2005@gmail.com>
16902 * match.pd: New pattern.
16904 2017-06-13 Yury Gribov <tetra2005@gmail.com>
16906 * tree-vrp.c (is_masked_range_test): New function.
16907 (register_edge_assert_for): Determine ranges for
16910 2017-06-13 Yury Gribov <tetra2005@gmail.com>
16912 PR tree-optimization/67328
16913 * fold-const.c (maskable_range_p): New function.
16914 (build_range_check): Generate bittests if possible.
16916 2017-06-13 Martin Liska <mliska@suse.cz>
16918 * gimple-pretty-print.c (dump_probability): Add new argument.
16919 (dump_edge_probability): Dump both probability and count.
16920 (dump_gimple_label): Likewise.
16921 (dump_gimple_bb_header): Likewise.
16923 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
16926 * config/avr/avr-devices.c: Fix indentation.
16927 * config/avr/gen-avr-mmcu-specs.c: Dito.
16929 2017-06-13 Richard Biener <rguenther@suse.de>
16931 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
16932 instead get vector type from stmt_info.
16933 (vectorizable_reduction): Adjust. Remove dead code.
16935 2017-06-13 Richard Biener <rguenther@suse.de>
16937 PR middle-end/81065
16938 * fold-const.c (extract_muldiv_1): Remove bogus distribution
16939 case of C * (x * C2 + C3).
16940 (fold_addr_of_array_ref_difference): Properly fold index difference.
16942 2017-06-12 David S. Miller <davem@davemloft.net>
16945 * config/sparc/sparc.md (return expander): Emit frame blockage if
16946 function uses alloca.
16948 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
16950 * combine.c (make_field_assignment): Check len rather than the mode
16951 precision when calling force_to_mode.
16953 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
16955 Support multilibs and devices that see flash in RAM address range.
16958 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
16959 (avr_mcu_t) <flash_pm_offset>: New field.
16960 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
16961 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
16962 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
16963 (AVR_TINY_PM_OFFSET): Remove macro.
16964 * config/avr/avr.opt (-mshort-calls): New option.
16965 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
16966 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
16967 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
16968 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
16969 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
16970 instead of avr_arch->have_jmp_call.
16971 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
16972 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
16973 avr_arch->flash_pm_offset to define.
16974 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
16975 new field flash_pm_offset. Add entry for avrxmega3.
16976 (avr_texinfo): Add entry for avrxmega3.
16977 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
16978 attiny212, attiny214,
16979 attiny412, attiny414, attiny416, attiny417,
16980 attiny814, attiny816, attiny817,
16981 attiny1614, attiny1616, attiny1617,
16982 attiny3214, attiny3216, attiny3217.
16983 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
16984 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
16985 (avr_print_operand_address) [AVR_TINY]: Same.
16986 (avr_asm_init_sections) <readonly_data_section>: Only patch
16987 callback if avr_arch->flash_pm_offset = 0.
16988 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
16989 for rodata if avr_arch->flash_pm_offset != 0.
16990 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
16991 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
16992 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
16993 (m_options): Append opt_rcall.
16994 (m_dirnames): Append dir_rcall.
16995 * config/avr/t-multilib: Regenerate.
16997 * configure.ac [target=avr]: Check whether avrxmega3 default
16998 linker description file works as needed.
16999 * configure: Regenerate.
17000 * doc/avr-mmcu.texi: Regenerate.
17001 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
17002 <__AVR_ARCH__>: Document avrxmega3 and 103.
17003 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
17004 <__AVR_SHORT_CALLS__>: Document it.
17005 <__AVR_PM_BASE_ADDRESS__>: Document it.
17006 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
17007 (AVR Variable Attributes) <progmem>: Document this is
17008 not needed for avrxmega3.
17009 (AVR Named Address Spaces) <__flash>: Dito.
17011 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
17013 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
17015 2017-06-12 Doug Rupp <rupp@adacore.com>
17017 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
17018 Append vxworks-stdint.h to the tm_file list.
17019 * config/vxworks-stdint.h: New file.
17021 2017-06-12 Martin Liska <mliska@suse.cz>
17023 PR tree-optimization/81041
17024 * tree-profile.c (gimple_gen_ic_func_profiler):
17025 Create an extra BB in profile-generate
17026 (gimple_gen_time_profiler): Likewise.
17028 2017-06-12 Jakub Jelinek <jakub@redhat.com>
17030 PR tree-optimization/81003
17031 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
17032 (update_range_test): Use it instead of force_gimple_operand_gsi.
17034 2017-06-12 Richard Biener <rguenther@suse.de>
17036 PR tree-optimization/81053
17037 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
17038 with backedge value not defined in loop. Simplify def stmt
17041 2017-06-11 Tom de Vries <tom@codesourcery.com>
17044 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
17046 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
17047 nvptx_cannot_force_const_mem.
17049 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
17051 * opts.c (finish_options): Move test for flag_split_stack after
17052 it has been initialized.
17054 2017-06-11 Jason Merrill <jason@redhat.com>
17056 * tree.h (id_equal): New.
17057 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
17058 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
17059 instead of strcmp of IDENTIFIER_POINTER.
17061 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
17063 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
17064 (mark_all_inlined_calls_cdtor): Fix formating.
17065 (inline_transform): Rescale profile before inlining.
17067 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
17069 * cgraph.h (cgraph_edge::clone): Update prototype.
17070 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
17071 (cgraph_node::create_clone): Update.
17072 (cgraph_node::create_version_clone): Update.
17073 * tree-inline.c (copy_bb): Update.
17074 (expand_call_inline): Update.
17076 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
17078 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
17079 factored out from ...
17080 (rs6000_emit_prologue): ... here.
17082 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
17084 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
17085 factored out from ...
17086 (rs6000_emit_prologue): ... here.
17088 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
17090 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
17092 (handle_missing_profiles): Fix computation of tp_first_run.
17093 (counts_to_freqs): Do not touch freqs when count is 0.
17095 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
17097 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
17100 2017-06-10 Tom de Vries <tom@codesourcery.com>
17102 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
17103 attributes): Document signal effective target.
17105 2017-06-10 Tom de Vries <tom@codesourcery.com>
17107 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
17108 Document effective target stack_size.
17110 2017-06-09 David Malcolm <dmalcolm@redhat.com>
17112 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
17113 to the edit_context if they can be auto-applied.
17115 2017-06-9 Ian Lance Taylor <iant@golang.org>
17117 * opts.c (finish_options): If -fsplit-stack, disable implicit
17118 -forder-blocks-and-partition.
17119 * doc/invoke.texi (Optimize Options): Document that when using
17120 -fsplit-stack -forder-blocks-and-partition is not implicitly
17123 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
17125 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
17126 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
17127 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
17128 * builtins.def (abort, trap, unreachable): Declare cold.
17129 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
17130 * tree-core.h (ECF_COLD): New.
17131 * tree.c (set_call_expr_flags): Handle ECF_COLD.
17132 (build_common_builtin_nodes): Mark unreachable and abort as cold.
17134 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
17136 * predict.c (unlikely_executed_stmt_p): Cleanup.
17138 2017-06-09 Richard Biener <rguenther@suse.de>
17140 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
17141 model if the ref is always written to.
17143 2017-06-09 Tamar Christina <tamar.christina@arm.com>
17145 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
17147 2017-06-09 Tamar Christina <tamar.christina@arm.com>
17149 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
17152 2017-06-09 Tom de Vries <tom@codesourcery.com>
17155 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
17156 "target cannot support label values" when encountering LABEL_REF.
17158 2017-06-09 Martin Liska <mliska@suse.cz>
17160 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
17161 (gimple_gen_ic_func_profiler): Emit direct comparison
17162 of __gcov_indirect_call_callee with NULL.
17163 (gimple_gen_time_profiler): Change probability from
17164 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
17166 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
17168 * profile.c (edge_gcov_counts): Turn to pointer.
17169 (compute_branch_probabilities, compute_branch_probabilities): Update.
17170 (branch_prob): Do not clear edge_gcov_count.
17171 * profile.h (edge_gcov_counts): Turn to pointer.
17172 (edge_gcov_count): Update.
17174 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
17176 * gimple.h (gimple_check_failed): Mark cold.
17178 2017-06-09 Richard Biener <rguenther@suse.de>
17180 PR tree-optimization/66623
17181 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
17182 refactor check_reduction into two parts, properly computing
17183 whether we have to check reduction validity for outer loop
17186 2017-06-09 Richard Biener <rguenther@suse.de>
17188 PR tree-optimization/79483
17189 * graphite-scop-detection.c (order): New global.
17190 (get_order): Compute bb to order mapping that satisfies code
17191 generation constraints.
17192 (cmp_pbbs): New helper.
17193 (build_scops): Start domwalk at entry block, sort generated
17196 2017-06-09 Richard Biener <rguenther@suse.de>
17198 PR middle-end/81007
17199 * ipa-polymorphic-call.c
17200 (ipa_polymorphic_call_context::restrict_to_inner_class):
17201 Skip FIELD_DECLs with error_mark_node type.
17202 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
17205 2017-06-09 Martin Liska <mliska@suse.cz>
17207 * predict.c (struct branch_predictor): New struct.
17208 (test_prediction_value_range): New test.
17209 (predict_c_tests): New function.
17210 * selftest-run-tests.c (selftest::run_tests): Run the function.
17211 * selftest.h: Declare new tests.
17213 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
17216 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
17217 gen_add3_insn did not fail.
17218 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
17219 r0, construct that number in a temporary reg and add that reg to r0.
17220 If asked to put the result in r0 as well, fail.
17222 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
17224 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
17225 for early expansion of vec_eqv.
17227 2017-06-08 Jakub Jelinek <jakub@redhat.com>
17229 PR middle-end/81005
17230 * ubsan.c (instrument_null): Avoid pointless code temporary.
17231 (pass_ubsan::execute): Instrument aggregate arguments of calls.
17233 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
17237 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
17240 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
17243 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
17245 * predict.c (unlikely_executed_edge_p): Move ahead.
17246 (probably_never_executed_edge_p): Use it.
17248 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
17250 PR middle-end/79988
17251 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
17252 gimple_call_builtin_p call.
17254 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
17256 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
17257 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
17258 rtl_check_failed_type2, rtl_check_failed_code1,
17259 rtl_check_failed_code2, rtl_check_failed_code_mode,
17260 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
17261 rtvec_check_failed_bounds, rtl_check_failed_flag,
17262 _fatal_insn_not_found, _fatal_insn): Likewise.
17263 * tree.h (tree_contains_struct_check_failed,
17264 tree_check_failed, tree_not_check_failed,
17265 tree_class_check_failed, tree_range_check_failed,
17266 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
17267 tree_vec_elt_check_failed, phi_node_elt_check_failed,
17268 tree_operand_check_failed, omp_clause_check_failed,
17269 omp_clause_operand_check_failed, omp_clause_range_check_failed):
17272 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
17274 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
17275 flag_branch_probabilities.
17276 * ipa-inline.c (edge_badness): Likewise.
17277 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
17278 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
17279 * predict.c (maybe_hot_frequency_p): Likewise.
17280 (probably_never_executed): Likewise.
17281 * sched-ebb.c (schedule_ebbs): Likewise.
17282 * sched-rgn.c (find_single_block_region): Likewise.
17283 * tracer.c (tail_duplicate): Likewise.
17285 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
17287 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
17288 longer requires x_flag_profile_use.
17290 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
17292 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
17293 instead of flag_reorder_blocks_and_partition.
17294 * dbxout.c (dbxout_function_end): Likewise.
17295 * dwarf2out.c (gen_subprogram_die): Likewise.
17296 * haifa-sched.c (sched_create_recovery_edges): Likewise.
17297 * hw-doloop.c (reorg_loops): Likewise.
17298 * varasm.c (assemble_start_function,
17299 assemble_end_function): Likewise.
17300 (decide_function_section): Do not check for
17301 flag_reorder_blocks_and_partition.
17303 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
17305 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
17307 (chkp_get_hard_register_fake_addr_expr): Ditto.
17308 (chkp_build_addr_expr): Add check for hard reg case.
17309 (chkp_parse_array_and_component_ref): Ditto.
17310 (chkp_find_bounds_1): Ditto.
17311 (chkp_process_stmt): Don't generate bounds store for
17314 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
17316 * predict.c (maybe_hot_bb_p): Do not check profile status.
17317 (maybe_hot_edge_p): Likewise.
17318 (probably_never_executed): Check for zero counts even if profile
17320 (unlikely_executed_edge_p): New function.
17321 (unlikely_executed_stmt_p): New function.
17322 (unlikely_executed_bb_p): New function.
17323 (set_even_probabilities): Use unlikely predicates.
17324 (combine_predictions_for_bb): Likewise.
17325 (predict_paths_for_bb): Likewise.
17326 (predict_paths_leading_to_edge): Likewise.
17327 (determine_unlikely_bbs): New function.
17328 (estimate_bb_frequencies): Use it.
17329 (compute_function_frequency): Use zero counts even if profile is
17331 * profile-count.h: Fix typo.
17333 2017-08-08 Julia Koval <julia.koval@intel.com>
17335 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
17336 _mm512_mask_cvtsepi16_storeu_epi8,
17337 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
17338 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
17339 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
17340 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
17341 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
17342 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
17343 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
17344 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
17345 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
17346 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
17347 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
17348 __builtin_ia32_pmovuswb256mem_mask,
17349 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
17350 __builtin_ia32_pmovwb512mem_mask): New builtins.
17352 2017-08-08 Julia Koval <julia.koval@intel.com>
17354 PR target/73350,80862
17355 * config/i386/subst.md (round): Fix round pattern.
17356 * config/i386/i386.c (ix86_erase_embedded_rounding):
17357 Fix erasing rounding for the fixed pattern.
17359 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
17361 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
17363 2017-06-08 Martin Liska <mliska@suse.cz>
17365 PR gcov-profile/80911
17366 * gcov.c (block_info::block_info): New constructor.
17368 2017-06-07 Carl Love <cel@us.ibm.com>
17370 * config/rs6000/rs6000-c: The return type of the following
17371 built-in functions was implemented as int not long long. Fix sign
17372 of return value for the unsigned version of vec_mulo and vec_mule.
17373 vector unsigned long long vec_bperm (vector unsigned long long,
17374 vector unsigned char)
17375 vector signed long long vec_mule (vector signed int,
17377 vector unsigned long long vec_mule (vector unsigned int,
17378 vector unsigned int)
17379 vector signed long long vec_mulo (vector signed int,
17381 vector unsigned long long vec_mulo (vector unsigned int,
17382 vector unsigned int)
17383 * doc/extend.texi: Fix the documentation for the built-in
17386 2017-06-07 Carl Love <cel@us.ibm.com>
17389 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
17392 2017-06-07 Carl Love <cel@us.ibm.com>
17394 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
17395 support, Generate doublehv for signed int/float for BE case only.
17397 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
17399 * doc/invoke.texi (mcx16): Rewrite.
17401 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17403 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
17404 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
17405 *mov<mode>_softfloat, and an anonymous splitter): Use
17406 nonimmediate_operand instead of rs6000_nonimmediate_operand.
17408 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17410 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
17412 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
17413 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
17414 (rs6000_debug_reg_global): Adjust.
17415 (rs6000_init_hard_regno_mode_ok): Adjust.
17416 (rs6000_dbx_register_number): Adjust.
17417 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
17418 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
17419 Remove SPE_ACC and SPEFSCR.
17420 (REG_ALLOC_ORDER): Ditto.
17421 (FRAME_POINTER_REGNUM): Change to 111.
17422 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
17423 (REG_CLASS_NAMES): Ditto.
17424 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
17425 (REGISTER_NAMES): Ditto.
17426 (ADDITIONAL_REG_NAMES): Ditto.
17427 (rs6000_reg_names): Ditto.
17428 * config/rs6000/rs6000.md: Renumber some register number
17431 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17433 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
17435 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
17436 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
17438 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
17439 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
17440 Delete the SPE high registers.
17441 (REG_ALLOC_ORDER): Ditto.
17442 (enum reg_class): Remove SPE_HIGH_REGS.
17443 (REG_CLASS_NAMES): Ditto.
17444 (REG_CLASS_CONTENTS): Delete the SPE high registers.
17445 (REGISTER_NAMES): Ditto.
17446 (rs6000_reg_names): Ditto.
17447 * doc/tm.texi.in: Remove SPE as example.
17448 * doc/tm.texi: Regenerate.
17450 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17452 * config/rs6000/8540.md (ppc8540_brinc): Delete.
17453 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
17454 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
17455 * config/rs6000/rs6000.md (type): Remove "brinc".
17457 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17459 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
17460 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
17461 * config/rs6000/linuxspe.h: Delete file.
17462 * config/rs6000/rs6000.md: Don't include spe.md.
17463 * config/rs6000/spe.h: Delete file.
17464 * config/rs6000/spe.md: Delete file.
17465 * config/rs6000/t-rs6000: Remove spe.md.
17467 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17469 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
17470 (reg_or_none500mem_operand): Delete.
17471 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
17472 instead of reg_or_none500mem_operand.
17474 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17476 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
17477 handling of SPE flags.
17478 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
17480 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17482 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
17484 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
17485 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
17486 paired_divv2sf3): Similar.
17487 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
17488 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
17489 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
17491 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
17492 Rename the paired_* instruction patterns.
17493 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
17495 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
17496 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
17497 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
17498 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
17499 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
17500 PAIRED_VECTOR_MODE.
17501 (struct machine_function): Delete field spe_insn_chain_scanned_p.
17502 (spe_func_has_64bit_regs_p): Delete.
17503 (spe_expand_predicate_builtin): Delete.
17504 (spe_expand_evsel_builtin): Delete.
17505 (TARGET_DWARF_REGISTER_SPAN): Do not define.
17506 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
17507 (invalid_e500_subreg): Delete.
17508 (rs6000_legitimize_address): Always force_reg op2 as well, for
17509 paired single memory accesses.
17510 (rs6000_member_type_forces_blk): Delete.
17511 (rs6000_spe_function_arg): Delete.
17512 (rs6000_expand_unop_builtin): Delete SPE handling.
17513 (rs6000_expand_binop_builtin): Ditto.
17514 (spe_expand_stv_builtin): Delete.
17515 (bdesc_2arg_spe): Delete.
17516 (spe_expand_builtin): Delete.
17517 (spe_expand_predicate_builtin): Delete.
17518 (spe_expand_evsel_builtin): Delete.
17519 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
17520 (spe_init_builtins): Delete.
17521 (spe_func_has_64bit_regs_p): Delete.
17522 (savres_routine_name): Delete "info" parameter. Adjust callers.
17523 (rs6000_emit_stack_reset): Ditto.
17524 (rs6000_dwarf_register_span): Delete.
17525 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
17526 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
17527 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
17529 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
17531 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
17532 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
17533 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
17534 mulv2sf3, divv2sf3): Delete expanders.
17536 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17538 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
17540 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17542 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
17543 * config/rs6000/rs6000.c: Ditto.
17545 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17547 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
17548 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
17549 comparison_operator.
17551 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17553 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
17554 * config/rs6000/rs6000.opt: Ditto.
17555 * config/rs6000/t-rtems: Ditto.
17557 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17559 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
17560 TARGET_E500_SINGLE by 0, simplify.
17561 * config/rs6000/rs6000.c: Ditto.
17562 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
17563 (spe_build_register_parallel): Delete.
17564 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
17565 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
17566 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
17567 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
17568 (E500_CONVERT): Delete.
17569 * config/rs6000/spe.md: Remove many patterns and all define_constants.
17571 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
17573 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
17574 * config/rs6000/dfp.md: Ditto.
17575 (negdd2, *negdd2_fpr): Merge.
17576 (absdd2, *absdd2_fpr): Merge.
17577 (negtd2, *negtd2_fpr): Merge.
17578 (abstd2, *abstd2_fpr): Merge.
17579 * config/rs6000/e500.h: Delete file.
17580 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
17581 TARGET_FPRS by 1 and simplify.
17582 * config/rs6000/rs6000-c.c: Ditto.
17583 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
17584 TARGET_DF_SPE by 0.
17585 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
17587 * config/rs6000/rs6000.md: Ditto.
17588 (floatdidf2, *floatdidf2_fpr): Merge.
17589 (move_from_CR_gt_bit): Delete.
17590 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
17591 (E500_CR_IOR_COMPARE): Delete.
17592 (All patterns that require !TARGET_FPRS): Delete.
17593 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
17595 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17597 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
17599 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17601 * graphds.c (add_edge): Intitialize edge's attached data.
17602 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
17603 pointer parameter. Call pointed function on each edge during
17604 graph traversing. Skip traversing the edge when the function
17606 (graphds_dfs, graphds_scc): Ditto.
17607 (for_each_edge): New parameter. Pass the new parameter to callback
17609 * graphds.h (skip_edge_callback): New function pointer type.
17610 (graphds_dfs, graphds_scc): New function pointer parameter.
17611 (graphds_edge_callback, for_each_edge): New parameter.
17613 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17615 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
17616 out code checking if runtime alias check is possible to below ...
17617 Call the new function.
17618 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
17619 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
17621 2017-06-07 Marek Polacek <polacek@redhat.com>
17624 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
17625 TYPE_OVERFLOW_WRAPS check.
17627 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17629 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
17630 if versioning is required.
17631 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
17632 peeling with the check for versioning.
17634 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17636 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
17637 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
17638 Set true to new parameter if new ssa variable is defined.
17639 (vect_gen_vector_loop_niters): Refactor. Set range information
17640 for the new vector loop bound variable.
17641 (vect_do_peeling): Ditto.
17643 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17645 * tree-affine.c (ssa.h): Include header file.
17646 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
17647 has wrapping overflow behavior.
17649 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17651 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
17653 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17655 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
17656 (tree_to_aff_combination): ... here.
17658 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17660 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
17661 reg_pressure model function.
17662 (ivopts_global_cost_for_size): Delete.
17663 (determine_set_costs, iv_ca_recount_cost): Call new model function
17664 ivopts_estimate_reg_pressure.
17666 2017-06-07 Tamar Christina <tamar.christina@arm.com>
17668 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
17669 expensive than udiv. Remove floating point cases from mod.
17671 2017-06-07 Tamar Christina <tamar.christina@arm.com>
17673 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
17674 Increase idiv cost.
17676 2017-06-07 Tamar Christina <tamar.christina@arm.com>
17678 * config/aarch64/aarch64.md
17679 (copysignsf3): Fix mask generation.
17681 2017-06-07 Jakub Jelinek <jakub@redhat.com>
17683 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
17685 (class dump_manager): Add register_dumps method.
17686 * dumpfile.c: Include langhooks.h.
17687 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
17688 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
17689 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
17690 (dump_manager::dump_register): Start with 512 entries instead of 32.
17691 (dump_manager::register_dumps): New method.
17692 * toplev.c (general_init): Instead of invoking register_dumps
17693 langhook, invoke register_dumps method on the dump manager.
17694 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
17697 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
17699 * doc/md.texi: Clarify the restrictions on a define_insn condition.
17700 Say that # requires an associated define_split to exist, and that
17701 the define_split must be suitable for use after register allocation.
17703 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17705 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
17706 (compute_outgoing_frequencies): Also initialize zero counts.
17707 (find_many_sub_basic_blocks): Do not produce uninitialized profile
17708 around loops; preserve more of profile when nothing changes.
17710 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
17712 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
17714 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
17715 * config/arm/arm-cpu-cdata.h: Regenerate.
17716 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
17717 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
17718 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
17719 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
17720 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
17722 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
17724 * config/arm/t-rmprofile: Likewise.
17725 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
17727 2017-06-06 David S. Miller <davem@davemloft.net>
17730 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
17731 blockage if function uses alloca.
17733 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
17735 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
17736 New "uid" fields to hold pretty-print IDs of group and ref.
17737 Memory references are now identified as <group_id>:<ref_id>
17738 instead of using [random] addresses.
17739 (dump_mem_details): Simplify, no functional change.
17740 (dump_mem_ref): Simplify and make output more concise.
17741 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
17742 (find_or_create_group): Initialize group uid.
17743 (record_ref): Initialize ref uid. Improve debug output.
17744 (prune_group_by_reuse, should_issue_prefetch_p,)
17745 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
17746 (mark_nontemporal_store, determine_loop_nest_reuse):
17747 Improve debug output.
17749 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
17751 * dbgcnt.def (prefetch): New debug counter.
17752 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
17753 (schedule_prefetches): Stop issueing prefetches if debug counter
17756 2017-06-06 Tom de Vries <tom@codesourcery.com>
17758 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
17759 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
17761 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17763 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
17764 Use aarch64_reg_or_zero predicate for operand 4.
17765 (aarch64_compare_and_swap<mode> define_insn_and_split):
17766 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
17767 (aarch64_store_exclusive<mode>): Likewise for operand 2.
17769 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
17771 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
17772 (arm_compute_save_core_reg_mask): This.
17773 (thumb1_compute_save_reg_mask): Rename into ...
17774 (thumb1_compute_save_core_reg_mask): This.
17775 (arm_compute_save_reg0_reg12_mask): Adapt comment.
17776 (arm_compute_frame_layout): Likewise.
17778 2017-06-06 Richard Biener <rguenther@suse.de>
17780 PR tree-optimization/80974
17781 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
17782 keep or clear leaders SSA info.
17784 2017-06-06 Tom de Vries <tom@codesourcery.com>
17786 * config/nvptx/nvptx.c (split_mode_p): New function.
17787 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
17789 2017-06-06 Tom de Vries <tom@codesourcery.com>
17791 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
17793 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17796 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
17799 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17801 * shrink-wrap.c (handle_simple_exit): Update profile.
17802 (try_shrink_wrapping): Upate profile.
17804 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17806 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
17807 (tree_guess_outgoing_edge_probabilities): New.
17808 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
17809 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
17811 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17813 * ipa-split.c (split_function): Initialize return bb profile.
17815 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17817 * profile.c (compute_branch_probabilities): Also initialize
17818 EXIT_BLOCK profile.
17820 2017-06-06 Richard Biener <rguenther@suse.de>
17822 PR tree-optimization/80928
17823 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
17824 (vect_analyze_loop_operations): Properly guard analysis for
17826 (vect_transform_loop): Likewise.
17827 (vect_analyze_loop_2): Also reset SLP type on PHIs.
17828 (vect_model_induction_cost): Do not cost for pure SLP.
17829 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
17830 of induction in inner loop vectorization.
17831 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
17832 (vect_get_and_check_slp_defs): Handle vect_induction_def.
17833 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
17835 (vect_analyze_slp_cost_1): Cost induction.
17836 (vect_detect_hybrid_slp_stmts): Handle PHIs.
17837 (vect_get_slp_vect_defs): Likewise.
17838 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
17839 (vect_transform_stmt): Handle SLP reductions.
17840 * tree-vectorizer.h (vectorizable_induction): Adjust.
17842 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17844 * config/rs6000/rs6000.c (make_resolver_func): Update
17845 init_lowered_empty_function call.
17847 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
17849 * doc/invoke.texi: Document the -fprofile-abs-path option.
17850 * common.opt (fprofile-abs-path): New option.
17851 * gcov-io.h (gcov_write_filename): Declare.
17852 * gcov-io.c (gcov_write_filename): New function.
17853 * coverage.c (coverage_begin_function): Use gcov_write_filename.
17854 * profile.c (output_location): Likewise.
17856 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17858 * shring-wrap.c: Revert accidental commit.
17860 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
17862 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
17864 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17866 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
17868 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
17869 profile in callgraph edge.
17870 * profile-count.h (apply_probability): If THIS is 0, then result is 0
17871 (apply_scale): Likewise.
17872 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
17873 Also scale profile when inlining function with zero profile.
17874 (initialize_cfun): Update exit block profile even when it is zero.
17875 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
17876 when profile is read.
17878 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17880 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
17881 (CLONE_*): New constants to define the processors we can generate
17882 code for with the target_clone attribute.
17883 (rs6000_clone_map): New array to identify which clone processors
17884 the current program is running on.
17885 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
17886 target_clone attribute.
17887 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
17888 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
17889 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
17890 (cpu_expand_builtin): Add support for target_clone attribute.
17891 (rs6000_valid_attribute_p): Allow "default" attribute.
17892 (get_decl_name): New debug function to simplify printing the
17893 current function name in debugging statements.
17894 (rs6000_clone_priority): New functions to support the target_clone
17895 attribute, and be able to generate code to switch between ISA 2.05
17896 through ISA 3.0 (power6 through power9).
17897 (rs6000_compare_version_priority): Likewise.
17898 (rs6000_get_function_versions_dispatcher): Likewise.
17899 (make_resolver_func): Likewise.
17900 (add_condition_to_bb): Likewise.
17901 (dispatch_function_versions): Likewise.
17902 (rs6000_generate_version_dispatcher_body): Likewise.
17903 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
17904 (fusion_gpr_load_p): Fix a spacing issue.
17905 * doc/extend.texi (Common Function Attributes): Document that the
17906 PowerPC supports the target_clone attribute.
17908 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
17910 * config/arm/arm.h: explain F symbol found in description of ARM
17911 register allocation in its legend.
17913 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17915 * config/mips/frame-header-opt.c: Include profile-count.h.
17916 * config/riscv/riscv.c: Include profile-count.h
17918 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17920 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
17922 (sm_set_flag_if_changed): Add bbs field.
17923 (execute_sm_if_changed_flag_set): Pass BBS.
17924 (execute_sm): Update.
17926 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17928 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
17931 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17933 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
17934 (peephole2): New peephole2 to emit the above.
17935 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
17937 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17939 * config/aarch64/aarch64.c (define_peephole2 above
17940 *sub_<shift>_<mode>): New peephole.
17942 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
17944 * config/i386/i386.c (make_resolver_func): Update.
17945 * Makefile.in: Add profile-count.h and profile-count.o
17946 * auto-profile.c (afdo_indirect_call): Update to new API.
17947 (afdo_set_bb_count): Update.
17948 (afdo_propagate_edge): Update.
17949 (afdo_propagate_circuit): Update.
17950 (afdo_calculate_branch_prob): Update.
17951 (afdo_annotate_cfg): Update.
17952 * basic-block.h: Include profile-count.h
17953 (struct edge_def): Turn count to profile_count.
17954 (struct basic_block_def): Likewie.
17955 (REG_BR_PROB_BASE): Move to profile-count.h
17956 (RDIV): Move to profile-count.h
17957 * bb-reorder.c (max_entry_count): Turn to profile_count.
17958 (find_traces): Update.
17959 (rotate_loop):Update.
17960 (connect_traces):Update.
17961 (sanitize_hot_paths):Update.
17962 * bt-load.c (migrate_btr_defs): Update.
17963 * cfg.c (RDIV): Remove.
17964 (init_flow): Use alloc_block.
17965 (alloc_block): Uninitialize count.
17966 (unchecked_make_edge): Uninitialize count.
17967 (check_bb_profile): Update.
17968 (dump_edge_info): Update.
17969 (dump_bb_info): Update.
17970 (update_bb_profile_for_threading): Update.
17971 (scale_bbs_frequencies_int): Update.
17972 (scale_bbs_frequencies_gcov_type): Update.
17973 (scale_bbs_frequencies_profile_count): New.
17974 * cfg.h (update_bb_profile_for_threading): Update.
17975 (scale_bbs_frequencies_profile_count): Declare.
17976 * cfgbuild.c (compute_outgoing_frequencies): Update.
17977 (find_many_sub_basic_blocks): Update.
17978 * cfgcleanup.c (try_forward_edges): Update.
17979 (try_crossjump_to_edge): Update.
17980 * cfgexpand.c (expand_gimple_tailcall): Update.
17981 (construct_exit_block): Update.
17982 * cfghooks.c (verify_flow_info): Update.
17983 (dump_bb_for_graph): Update.
17984 (split_edge): Update.
17985 (make_forwarder_block): Update.
17986 (duplicate_block): Update.
17987 (account_profile_record): Update.
17988 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
17989 (get_estimated_loop_iterations): Update.
17990 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
17991 (single_likely_exit): Update.
17992 * cfgloopmanip.c (scale_loop_profile): Update.
17994 (set_zero_probability): Update.
17995 (lv_adjust_loop_entry_edge): Update.
17996 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
17997 (purge_dead_edges): Update.
17998 (rtl_account_profile_record): Update.
17999 * cgraph.c (cgraph_node::create): Uninitialize count.
18000 (symbol_table::create_edge): Uninitialize count.
18001 (cgraph_update_edges_for_call_stmt_node): Update.
18002 (cgraph_edge::dump_edge_flags): Update.
18003 (cgraph_node::dump): Update.
18004 (cgraph_edge::maybe_hot_p): Update.
18005 * cgraph.h: Include profile-count.h
18006 (create_clone), create_edge, create_indirect_edge): Update.
18007 (cgraph_node): Turn count to profile_count.
18008 (cgraph_edge0: Likewise.
18009 (make_speculative, clone): Update.
18010 (create_edge): Update.
18011 (init_lowered_empty_function): Update.
18012 * cgraphclones.c (cgraph_edge::clone): Update.
18013 (duplicate_thunk_for_node): Update.
18014 (cgraph_node::create_clone): Update.
18015 * cgraphunit.c (cgraph_node::analyze): Update.
18016 (cgraph_node::expand_thunk): Update.
18017 * final.c (dump_basic_block_info): Update.
18018 * gimple-streamer-in.c (input_bb): Update.
18019 * gimple-streamer-out.c (output_bb): Update.
18020 * graphite.c (print_global_statistics): Update.
18021 (print_graphite_scop_statistics): Update.
18022 * hsa-brig.c: Include basic-block.h.
18023 * hsa-dump.c: Include basic-block.h.
18024 * hsa-gen.c (T sum_slice): Update.
18025 (convert_switch_statements):Update.
18026 * hsa-regalloc.c: Include basic-block.h.
18027 * ipa-chkp.c (chkp_produce_thunks): Update.
18028 * ipa-cp.c (struct caller_statistics): Update.
18029 (init_caller_stats): Update.
18030 (gather_caller_stats): Update.
18031 (ipcp_cloning_candidate_p): Update.
18032 (good_cloning_opportunity_p): Update.
18033 (get_info_about_necessary_edges): Update.
18034 (dump_profile_updates): Update.
18035 (update_profiling_info): Update.
18036 (update_specialized_profile): Update.
18037 (perhaps_add_new_callers): Update.
18038 (decide_about_value): Update.
18039 (ipa_cp_c_finalize): Update.
18040 * ipa-devirt.c (struct odr_type_warn_count): Update.
18041 (struct decl_warn_count): Update.
18042 (struct final_warning_record): Update.
18043 (possible_polymorphic_call_targets): Update.
18044 (ipa_devirt): Update.
18045 * ipa-fnsummary.c (redirect_to_unreachable): Update.
18046 * ipa-icf.c (sem_function::merge): Update.
18047 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
18048 * ipa-inline.c (compute_uninlined_call_time): Update.
18049 (compute_inlined_call_time): Update.
18050 (want_inline_small_function_p): Update.
18051 (want_inline_self_recursive_call_p): Update.
18052 (edge_badness): Update.
18053 (lookup_recursive_calls): Update.
18054 (recursive_inlining): Update.
18055 (inline_small_functions): Update.
18056 (dump_overall_stats): Update.
18057 (dump_inline_stats): Update.
18058 * ipa-profile.c (ipa_profile_generate_summary): Update.
18059 (ipa_propagate_frequency): Update.
18060 (ipa_profile): Update.
18061 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
18062 * ipa-utils.c (ipa_merge_profiles): Update.
18063 * loop-doloop.c (doloop_modify): Update.
18064 * loop-unroll.c (report_unroll): Update.
18065 (unroll_loop_runtime_iterations): Update.
18066 * lto-cgraph.c (lto_output_edge): Update.
18067 (lto_output_node): Update.
18068 (input_node): Update.
18069 (input_edge): Update.
18070 (merge_profile_summaries): Update.
18071 * lto-streamer-in.c (input_cfg): Update.
18072 * lto-streamer-out.c (output_cfg): Update.
18073 * mcf.c (create_fixup_graph): Update.
18074 (adjust_cfg_counts): Update.
18075 (sum_edge_counts): Update.
18076 * modulo-sched.c (sms_schedule): Update.
18077 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
18078 * predict.c (maybe_hot_count_p): Update.
18079 (probably_never_executed): Update.
18080 (dump_prediction): Update.
18081 (combine_predictions_for_bb): Update.
18082 (propagate_freq): Update.
18083 (handle_missing_profiles): Update.
18084 (counts_to_freqs): Update.
18085 (rebuild_frequencies): Update.
18086 (force_edge_cold): Update.
18087 * predict.h: Include profile-count.h
18088 (maybe_hot_count_p, counts_to_freqs): UPdate.
18089 * print-rtl-function.c: Do not include cfg.h
18090 * print-rtl.c: Include basic-block.h
18091 * profile-count.c: New file.
18092 * profile-count.h: New file.
18093 * profile.c (is_edge_inconsistent): Update.
18094 (correct_negative_edge_counts): Update.
18095 (is_inconsistent): Update.
18096 (set_bb_counts): Update.
18097 (read_profile_edge_counts): Update.
18098 (compute_frequency_overlap): Update.
18099 (compute_branch_probabilities): Update; Initialize and deinitialize
18101 (branch_prob): Update.
18102 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
18103 (edge_gcov_count): New.
18104 (bb_gcov_count): New.
18105 * shrink-wrap.c (try_shrink_wrapping): Update.
18106 * tracer.c (better_p): Update.
18107 * trans-mem.c (expand_transaction): Update.
18108 (ipa_tm_insert_irr_call): Update.
18109 (ipa_tm_insert_gettmclone_call): Update.
18110 * tree-call-cdce.c: Update.
18111 * tree-cfg.c (gimple_duplicate_sese_region): Update.
18112 (gimple_duplicate_sese_tail): Update.
18113 (gimple_account_profile_record): Update.
18114 (execute_fixup_cfg): Update.
18115 * tree-inline.c (copy_bb): Update.
18116 (copy_edges_for_bb): Update.
18117 (initialize_cfun): Update.
18118 (freqs_to_counts): Update.
18119 (copy_cfg_body): Update.
18120 (expand_call_inline): Update.
18121 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
18122 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
18123 (try_unroll_loop_completely): Update.
18124 (try_peel_loop): Update.
18125 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
18126 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
18127 * tree-ssa-loop-split.c (connect_loops): Update.
18128 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
18129 * tree-ssa-reassoc.c (branch_fixup): Update.
18130 * tree-ssa-tail-merge.c (replace_block_by): Update.
18131 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
18132 (compute_path_counts): Update.
18133 (update_profile): Update.
18134 (recompute_probabilities): Update.
18135 (update_joiner_offpath_counts): Update.
18136 (estimated_freqs_path): Update.
18137 (freqs_to_counts_path): Update.
18138 (clear_counts_path): Update.
18139 (ssa_fix_duplicate_block_edges): Update.
18140 (duplicate_thread_path): Update.
18141 * tree-switch-conversion.c (case_bit_test_cmp): Update.
18142 (struct switch_conv_info): Update.
18143 * tree-tailcall.c (decrease_profile): Update.
18144 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
18145 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
18146 * value-prof.c (check_counter): Update.
18147 (gimple_divmod_fixed_value): Update.
18148 (gimple_mod_pow2): Update.
18149 (gimple_mod_subtract): Update.
18150 (gimple_ic_transform): Update.
18151 (gimple_stringop_fixed_value): Update.
18152 * value-prof.h (gimple_ic): Update.
18154 2017-06-02 Carl Love <cel@us.ibm.com>
18156 * config/rs6000/rs6000-c: Add support for built-in functions
18157 vector double vec_doublee (vector signed int);
18158 vector double vec_doublee (vector unsigned int);
18159 vector double vec_doublee (vector float);
18160 vector double vec_doubleh (vector signed int);
18161 vector double vec_doubleh (vector unsigned int);
18162 vector double vec_doubleh (vector float);
18163 vector double vec_doublel (vector signed int);
18164 vector double vec_doublel (vector unsigned int);
18165 vector double vec_doublel (vector float);
18166 vector double vec_doubleo (vector signed int);
18167 vector double vec_doubleo (vector unsigned int);
18168 vector double vec_doubleo (vector float);.
18169 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
18170 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
18172 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
18173 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
18174 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
18176 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
18177 vec_doublel, vec_doubleh.
18178 * doc/extend.texi: Update the built-in documentation file for the
18179 new built-in functions.
18181 2017-06-02 David Malcolm <dmalcolm@redhat.com>
18184 * ipa-inline-analysis.c (free_growth_caches): Set
18185 edge_removal_hook_holder to NULL after removing it.
18187 2017-06-02 Sudakshina Das <sudi.das@arm.com>
18189 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
18190 comparision with zero.
18192 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
18193 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
18194 for early expansion of vec_min and vec_max builtins.
18195 (builtin_function_type): Add min/max unsigned variants to those
18196 identified as having unsigned arguments.
18198 2017-06-02 Olivier Hainque <hainque@adacore.com>
18200 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
18202 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18204 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18205 Use VALL_F16 iterator rather than VALL.
18207 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18209 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
18210 Emit CBNZ inside loop when doing a strong exchange and comparing
18211 against zero. Generate the CC flags after the loop.
18213 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
18215 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
18216 (dl_section_ref): New.
18217 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
18218 On AIX, append an expression to subtract the size of the
18219 section length to dl_section_ref.
18221 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
18223 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
18224 for early expansion of vector absolute builtins.
18226 2017-06-02 Richard Biener <rguenther@suse.de>
18228 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
18229 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
18231 2017-06-02 Richard Biener <rguenther@suse.de>
18233 PR tree-optimization/80948
18234 * tree-tailcall.c (find_tail_calls): Track stmts to move in
18235 stmt order as well.
18237 2017-06-02 Richard Biener <rguenther@suse.de>
18239 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
18241 * tree-vect-stmts.c (process_use): Do not mark backedge defs
18242 for inductions as relevant.
18244 2017-06-02 Richard Biener <rguenther@suse.de>
18246 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
18247 (vectorizable_induction): ... this. Remove dead code.
18249 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
18251 * builtins. (expand_builtin_alloca): Remove second parameter and
18252 infer its value from the first parameter instead.
18253 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
18255 2017-06-02 Jakub Jelinek <jakub@redhat.com>
18257 PR rtl-optimization/80903
18258 * loop-doloop.c (add_test): Unshare sequence.
18260 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
18262 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
18264 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18266 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
18268 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
18269 xlogue_layout::get_instance, logue_layout::xlogue_layout,
18270 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
18271 (xlogue_layout::get_stub_rtx): Make static.
18272 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
18273 (xlogue_layout::compute_stub_managed_regs): Rename to...
18274 (xlogue_layout::count_stub_managed_regs): ...this.
18275 (xlogue_layout::is_stub_managed_reg): New function.
18276 (xlogue_layout::m_stub_names): Rename to...
18277 (xlogue_layout::s_stub_names): ...this, make static.
18278 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
18279 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
18280 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
18281 xlogue_layout::s_stub_names): Instantiate statics.
18282 (stub_managed_regs): Remove.
18283 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
18284 (disable_call_ms2sysv_xlogues): Rename to...
18285 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
18286 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
18288 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
18289 change after reload_completed.
18290 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
18292 (ix86_expand_prologue): Likewise.
18293 (ix86_expand_epilogue): Likewise.
18294 (ix86_expand_split_stack_prologue): Likewise.
18295 (ix86_compute_frame_layout): Remove frame parameter ...
18296 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
18297 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
18299 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
18300 (ix86_frame): Move from here ...
18301 * config/i386/i386.h (ix86_frame): ... to here.
18302 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
18303 complete ix86_frame data structure instead. Remove some_ld_name.
18305 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
18307 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
18308 symbols that hold a DECL_VALUE_EXPR.
18310 2017-06-01 Martin Jambor <mjambor@suse.cz>
18312 PR tree-optimization/80898
18313 * tree-sra.c (process_subtree_disqualification): Removed.
18314 (disqualify_candidate): Do not acll
18315 process_subtree_disqualification.
18316 (subtree_mark_written_and_enqueue): New function.
18317 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
18318 RHS has been disqualified and re-queue LHS if necessary. Apart
18319 from that, ignore disqualified RHS.
18321 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18323 * config/s390/s390.c (s390_emit_epilogue): Disable early return
18324 address fetch for z10 or later.
18326 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18328 * config/arc/arc.md (tst_movb): Add guard when splitting.
18330 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18332 * config/arc/arc.c (arc_can_eliminate): Test against
18333 arc_frame_pointer_needed.
18335 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18337 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
18338 to prevent store reordering.
18339 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
18340 (type): Add block type.
18341 (stack_tie): Define special instruction to be used in
18344 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18346 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
18347 constraint. It is not valid for the pattern.
18348 (noncommutative_binary_comparison): Likewise.
18350 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18352 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
18355 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18357 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
18358 be used by the reg-alloc.
18360 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18362 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
18363 reg-alloc when having mul64 or mul32x16 instructions.
18364 (mulsidi3): Likewise.
18365 (umulsidi3): Likewise.
18366 (mulsi32x16): New pattern.
18367 (mulsi64): Likewise.
18368 (mulsidi64): Likewise.
18369 (umulsidi64): Likewise.
18370 (MUL32x16_REG): Define.
18371 (mul64_600): Use MUL32x16_REG.
18372 (mac64_600): Likewise.
18373 (umul64_600): Likewise.
18374 (umac64_600): Likewise.
18376 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
18378 * config/arc/arc.md (mulsi3_700): Make it commutative.
18380 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
18382 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
18384 (*sign_extendsidi2_insn): Likewise for movstosw.
18386 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
18388 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
18389 the type of the input discriminant value. Convert the
18390 discriminant value of signedness vary.
18392 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
18394 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
18395 Add to -Wall section.
18397 2017-06-01 Richard Biener <rguenther@suse.de>
18399 PR middle-end/66313
18400 * fold-const.c (fold_plusminus_mult_expr): If the factored
18401 factor may be zero use a wrapping type for the inner operation.
18402 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
18403 and handle moved defs.
18404 (process_assignment): Properly guard the unary op case. Return a
18405 tri-state indicating that moving the stmt before the call may allow
18406 to continue. Pass through to_move.
18407 (find_tail_calls): Handle moving unrelated defs before
18410 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
18413 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
18414 splitter result in the canonical way.
18416 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
18418 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
18419 also for 32bit target. Update insn attributes.
18420 (zero-extendsidi2 splitter): Allow all registers for operand 1.
18422 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
18424 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
18425 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
18426 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
18427 (_mm_maskz_min_ss): New intrinsics.
18429 2017-05-31 Martin Liska <mliska@suse.cz>
18431 * tree-vect-loop.c (vect_create_epilog_for_reduction):
18432 Change comment style to one we normally use.
18433 (vectorizable_reduction): Likewise.
18434 (vectorizable_induction): Likewise.
18435 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
18436 (vectorizable_call): Likewise.
18437 (vectorizable_simd_clone_call): Likewise.
18438 (vectorizable_conversion): Likewise.
18439 (vectorizable_assignment): Likewise.
18440 (vectorizable_shift): Likewise.
18441 (vectorizable_operation): Likewise.
18442 (vectorizable_store): Likewise.
18443 (vectorizable_load): Likewise.
18444 * tree-vectorizer.h: Likewise.
18446 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
18448 * passes.c (emergency_dump_function): New.
18449 * tree-pass.h (emergency_dump_function): Declare.
18450 * plugin.c (plugins_internal_error_function): Remove.
18451 * plugin.h (plugins_internal_error_function): Remove declaration.
18452 * toplev.c (internal_error_function): New static function. Use it...
18453 (general_init): ...here.
18455 2017-05-31 Graham Markall <graham.markall@embecosm.com>
18457 * config/arc/arc.c (arc_print_operand): Handle constant operands.
18458 (arc_rtx_costs): Add costs for new patterns.
18459 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
18460 * config/arc/predicates.md: Add _1_2_3_operand predicate.
18462 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
18464 * tree-ssa-strlen.c (get_next_strinfo): New function.
18465 (get_stridx_plus_constant): Use it.
18466 (zero_length_string): Likewise.
18467 (adjust_related_strinfos): Likewise.
18468 (adjust_last_stmt): Likewise.
18470 2017-05-31 Richard Biener <rguenther@suse.de>
18473 * config/i386/i386.c (ix86_expand_builtin): Remove assert
18474 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
18476 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
18478 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
18479 loop_vinfo argument and use of dependence distance vectors.
18480 Check instead whether the two references differ only in their
18481 initial value and assume that they have the same alignment if the
18482 difference is a multiple of the vector alignment.
18483 (vect_analyze_data_refs_alignment): Update call accordingly.
18485 2017-05-31 Martin Liska <mliska@suse.cz>
18488 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
18490 2017-05-31 Bin Cheng <bin.cheng@arm.com>
18492 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
18493 (create_intersect_range_checks): Move from ...
18494 * tree-data-ref.c (create_intersect_range_checks_index)
18495 (create_intersect_range_checks): ... to here.
18496 (create_runtime_alias_checks): New function factored from ...
18497 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
18498 here. Call above function.
18499 * tree-data-ref.h (create_runtime_alias_checks): New function.
18501 2017-05-31 Bin Cheng <bin.cheng@arm.com>
18503 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
18504 segment length for dr_b and compute it in wide_int.
18506 2017-05-31 Richard Biener <rguenther@suse.de>
18508 PR tree-optimization/80906
18509 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
18510 and pass through iv_map.
18511 (copy_bb_and_scalar_dependences): Adjust.
18512 (translate_pending_phi_nodes): Likewise.
18513 (copy_loop_close_phi_args): Handle code-generating IVs instead
18516 2017-05-30 David Malcolm <dmalcolm@redhat.com>
18518 * diagnostic-color.c (color_dict): Add "type-diff".
18519 (parse_gcc_colors): Update comment.
18520 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18521 -fdiagnostics-show-template-tree and -fno-elide-type.
18522 (GCC_COLORS): Add type-diff to example.
18524 (-fdiagnostics-show-template-tree): New.
18525 (-fno-elide-type): New.
18526 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
18527 the pp_format_decoder callback. Call any m_format_postprocessor's
18529 (pretty_printer::pretty_printer): Initialize
18530 m_format_postprocessor.
18531 (pretty_printer::~pretty_printer): Delete any
18532 m_format_postprocessor.
18533 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
18534 (class format_postprocessor): New class.
18535 (struct pretty_printer::format_decoder): Document the new parameters.
18536 (struct pretty_printer::m_format_postprocessor): New field.
18537 * tree-diagnostic.c (default_tree_printer): Update for new
18538 bool and const char ** params.
18539 * tree-diagnostic.h (default_tree_printer): Likewise.
18541 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
18543 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
18544 (lwa_operand): Delete rs6000_gen_cell_microcode test.
18545 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
18546 rs6000_gen_cell_microcode code.
18547 (rs6000_final_prescan_insn): Delete.
18548 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
18549 "warn-cell-microcode" entries.
18550 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
18551 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
18552 throughout. Change cc_reg_not_micro_cr0_operand to
18553 cc_reg_not_cr0_operand throughout.
18554 (*extendhi<mode>2_noload): Delete.
18555 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
18556 (mwarn-cell-microcode): Delete.
18557 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
18558 -mgen-cell-microcode and -mwarn-cell-microcode.
18560 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
18563 * config/i386/constraints.md (Yd): New constraint.
18565 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
18566 and (?Yd, r) alternatives. Update insn attributes.
18567 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
18568 and (?*Yd, r) alternatives. Update insn attributes.
18569 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
18571 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
18573 * gimplify.c (gimplify_modify_expr): Don't create a
18574 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
18577 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
18579 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
18581 2017-05-30 Richard Biener <rguenther@suse.de>
18583 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
18584 and reduc_def fields.
18585 (STMT_VINFO_REDUC_TYPE): New define.
18586 (STMT_VINFO_REDUC_DEF): Likewise.
18587 (vect_force_simple_reduction): Adjust prototype.
18588 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
18589 (vect_is_simple_reduction): Remove check_reduction argument.
18590 (vect_force_simple_reduction): Adjust and set
18591 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
18592 (vectorizable_reduction): Do not re-do reduction analysis
18593 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
18594 * tree-parloops.c (gather_scalar_reductions): Adjust.
18596 2017-05-30 Richard Biener <rguenther@suse.de>
18598 PR middle-end/80901
18599 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
18602 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
18604 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
18605 Introduce unknown_misalignment parameter and remove vf.
18606 (vect_peeling_hash_get_lowest_cost):
18607 Pass unknown_misalignment parameter.
18608 (vect_enhance_data_refs_alignment):
18609 Fix unsupportable data ref treatment.
18611 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
18613 * tree-vect-data-refs.c (vect_get_data_access_cost):
18614 Workaround for SLP handling.
18615 (vect_enhance_data_refs_alignment):
18616 Compute costs for doing no peeling at all, compare to the best
18617 peeling costs so far and avoid peeling if cheaper.
18619 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
18621 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
18622 Return peeling info and set costs to zero for unlimited cost
18624 (vect_enhance_data_refs_alignment): Also inspect all datarefs
18625 with unknown misalignment. Compute and costs for unknown
18626 misalignment, compare them to the costs for known misalignment
18627 and choose the cheapest for peeling.
18629 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
18631 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
18632 (vect_get_peeling_costs_all_drs): Create function.
18633 (vect_peeling_hash_get_lowest_cost):
18634 Use vect_get_peeling_costs_all_drs.
18635 (vect_peeling_supportable): Create function.
18636 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
18638 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
18640 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
18641 DR_HAS_NEGATIVE_STEP.
18642 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
18643 (vect_enhance_data_refs_alignment): Use.
18644 (vect_duplicate_ssa_name_ptr_info): Use.
18645 * tree-vectorizer.h (dr_misalignment): Use.
18646 (known_alignment_for_access_p): Use.
18648 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
18651 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
18653 (has_section_name): New function.
18655 2017-05-30 Martin Liska <mliska@suse.cz>
18658 * auto-profile.c (get_function_decl_from_block): Fix
18661 2017-05-30 Richard Biener <rguenther@suse.de>
18663 PR middle-end/80876
18664 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
18666 2017-05-30 Martin Liska <mliska@suse.cz>
18668 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
18669 * dumpfile.h (struct dump_file_info): Remove ctors.
18671 2017-05-30 Martin Liska <mliska@suse.cz>
18673 * predict.def: Fix GNU coding style.
18675 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
18677 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
18678 Mark 'to' argument with ATTRIBUTE_UNUSED.
18680 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
18682 * config/xtensa/xtensa.c (xtensa_emit_call): Use
18683 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
18684 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
18687 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
18689 * doc/install.texi (Options specification): Restore entry of
18690 --enable-sjlj-exceptions.
18692 2017-05-27 Michael Eager <eager@eagercon.com>
18695 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
18697 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
18699 * config/microblaze/microblaze.h
18700 (FIXED_REGISTERS): Update in macro.
18701 (CALL_USED_REGISTERS): Update in macro.
18703 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
18705 * doc/install.texi: Add links to macOS binary distributions.
18707 2017-05-27 Jakub Jelinek <jakub@redhat.com>
18711 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18713 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
18715 2017-05-26 Martin Liska <mliska@suse.cz>
18717 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
18719 2017-05-26 Martin Liska <mliska@suse.cz>
18721 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
18722 always leading ';; '.
18723 (dump_bb_info): Likewise.
18724 (brief_dump_cfg): Likewise.
18725 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
18726 * dumpfile.c: Remove usage of TDF_VERBOSE.
18727 * dumpfile.h (enum dump_kind): Likewise.
18728 (dump_gimple_bb_header): Do not use TDF_COMMENT.
18729 * print-tree.c (debug_verbose): Remove.
18730 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
18731 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
18732 * tree-diagnostic.c (default_tree_printer): Replace
18733 TDF_DIAGNOSTIC with TDF_SLIM.
18735 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18737 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
18738 in parameter loop, rather than loop_vinfo.
18739 (create_intersect_range_checks): Ditto.
18740 (vect_create_cond_for_alias_checks): Update call to above functions.
18742 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18744 PR tree-optimization/80815
18745 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
18746 for merging runtime alias checks. Handle negative DR_STEPs.
18748 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18750 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
18752 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
18753 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
18754 out code pruning runtime alias checks.
18755 * tree-data-ref.c (prune_runtime_alias_test_list): New function
18756 factored out from above.
18757 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
18759 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
18761 (prune_runtime_alias_test_list): New decalaration.
18763 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18765 * tree-vect-data-refs.c (compare_tree): Rename and move ...
18766 * tree-data-ref.c (data_ref_compare_tree): ... to here.
18767 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
18768 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
18769 (operator==, comp_dr_with_seg_len_pair): Ditto.
18770 (vect_prune_runtime_alias_test_list): Ditto.
18772 2017-05-26 Martin Liska <mliska@suse.cz>
18775 * params.def: Bound partial-inlining-entry-probability param.
18777 2017-05-26 Marek Polacek <polacek@redhat.com>
18780 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
18783 2017-05-26 Richard Biener <rguenther@suse.de>
18785 PR tree-optimization/80842
18786 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
18789 2017-05-26 Richard Biener <rguenther@suse.de>
18791 PR tree-optimization/80844
18792 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
18794 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
18796 * doc/md.texi (Machine Constraints): Update x86 family
18797 machine constraints section to match 'config/i386/constraints.md'.
18799 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
18801 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
18803 2017-05-25 Nathan Sidwell <nathan@acm.org>
18805 * doc/invoke.texi (--enable-languages): Update documentation.
18807 2017-05-25 Martin Liska <mliska@suse.cz>
18809 * dumpfile.c: Add TDF_FOLDING.
18810 * dumpfile.h (enum dump_kind): Likewise.
18811 * genmatch.c (dt_simplify::gen_1): Use it.
18813 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18815 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
18817 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18819 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
18820 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
18822 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18824 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
18825 * match.pd (X == C): Rewrite it here.
18826 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
18827 with_certain_nonzero_bits2): New predicates.
18828 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
18830 2017-05-24 Nathan Sidwell <nathan@acm.org>
18832 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
18835 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
18838 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
18840 * config/powerpcspe: New port. Files are copied from the rs6000
18841 port, with "rs6000" in filenames replaced by "powerpcspe".
18843 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
18845 PR rtl-optimization/80754
18846 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
18848 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
18850 * config/sparc/sparc.md (length): Return the correct value for -mflat
18851 sibcalls to match output_sibcall.
18853 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
18857 * config/rs6000/rs6000.c (struct machine_function): Add new field
18859 (rs6000_get_separate_components): Init that field, use it.
18860 (rs6000_components_for_bb): Use the field.
18862 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
18864 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
18866 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
18868 PR middle-end/80823
18869 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
18871 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18874 * config/s390/s390.c (s390_check_qrst_address): Check incoming
18875 address against address_operand predicate.
18876 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
18878 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
18880 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
18881 parameters passed indirectly.
18883 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
18885 * config/i386/i386.md (*movdi_internal): Remove SSE4
18886 alternative 18 (?r, *v). Update insn attributes.
18887 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
18888 Update insn attributes.
18889 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
18890 Update insn attributes.
18891 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
18892 alternative 1 (r, v). Remove isa attribute.
18893 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
18894 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
18895 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
18897 2017-05-23 Tom de Vries <tom@codesourcery.com>
18899 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
18902 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
18904 * cgraphunit.c (symbol_table::process_new_functions): Update.
18905 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
18906 (inline_generate_summary): Rename to ...
18907 (ipa_fn_summary_generate): ... this one.
18908 (inline_read_summary): Rename to ...
18909 (ipa_fn_summary_read): ... this one.
18910 (inline_write_summary): Rename to ...
18911 (ipa_fn_summary_write): ... this one.
18912 (inline_free_summary): Rename to ...
18913 (ipa_free_fn_summary): ... this one.
18914 (pass_data_local_fn_summary, pass_local_fn_summary,
18915 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
18916 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
18917 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
18918 make_pass_ipa_fn_summary): New.
18919 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
18920 inline_write_summary, inline_free_summary): Remove.
18921 (ipa_free_fn_summary) : New.
18922 * ipa-inline.c (ipa_inline): Update.
18923 (pass_ipa_inline): Do not generate summaries.
18924 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
18926 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
18927 and add pass_ipa_fn_summary.
18928 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
18930 (make_pass_inline_parameters): Remove.
18932 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
18934 * omp-low.c (struct omp_context): Remove "default_kind" member.
18937 * omp-offload.c (execute_oacc_device_lower): Remove the
18938 parallelism dimensions function attributes for unparallelized
18939 OpenACC kernels constructs.
18941 2017-05-23 Martin Liska <mliska@suse.cz>
18943 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
18945 (cgraph_edge::make_speculative): Likewise.
18946 (cgraph_edge::resolve_speculation): Likewise.
18947 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
18948 (cgraph_node::dump): Likewise.
18949 * cgraph.h: Likewise.
18950 * cgraphunit.c (analyze_functions): Likewise.
18951 (symbol_table::compile): Likewise.
18952 * ipa-cp.c (print_all_lattices): Likewise.
18953 (determine_versionability): Likewise.
18954 (initialize_node_lattices): Likewise.
18955 (ipcp_verify_propagated_values): Likewise.
18956 (estimate_local_effects): Likewise.
18957 (update_profiling_info): Likewise.
18958 (create_specialized_node): Likewise.
18959 (perhaps_add_new_callers): Likewise.
18960 (decide_about_value): Likewise.
18961 (decide_whether_version_node): Likewise.
18962 (identify_dead_nodes): Likewise.
18963 (ipcp_store_bits_results): Likewise.
18964 * ipa-devirt.c (dump_targets): Likewise.
18965 (ipa_devirt): Likewise.
18966 * ipa-icf.c (sem_item::dump): Likewise.
18967 (sem_function::equals): Likewise.
18968 (sem_variable::equals): Likewise.
18969 (sem_item_optimizer::read_section): Likewise.
18970 (sem_item_optimizer::execute): Likewise.
18971 (congruence_class::dump): Likewise.
18972 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
18973 (dump_inline_summary): Likewise.
18974 (estimate_node_size_and_time): Likewise.
18975 (inline_analyze_function): Likewise.
18976 * ipa-inline-transform.c (inline_call): Likewise.
18977 * ipa-inline.c (report_inline_failed_reason): Likewise.
18978 (want_early_inline_function_p): Likewise.
18979 (edge_badness): Likewise.
18980 (update_edge_key): Likewise.
18981 (inline_small_functions): Likewise.
18982 * ipa-profile.c (ipa_profile): Likewise.
18983 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
18984 (ipa_make_edge_direct_to_target): Likewise.
18985 (remove_described_reference): Likewise.
18986 (ipa_impossible_devirt_target): Likewise.
18987 (propagate_controlled_uses): Likewise.
18988 (ipa_print_node_params): Likewise.
18989 (ipcp_transform_function): Likewise.
18990 * ipa-pure-const.c (pure_const_read_summary): Likewise.
18991 (propagate_pure_const): Likewise.
18992 * ipa-reference.c (generate_summary): Likewise.
18993 (read_write_all_from_decl): Likewise.
18994 (propagate): Likewise.
18995 (ipa_reference_read_optimization_summary): Likewise.
18996 * ipa-utils.c (ipa_merge_profiles): Likewise.
18997 * ipa.c (walk_polymorphic_call_targets): Likewise.
18998 (symbol_table::remove_unreachable_nodes): Likewise.
18999 (ipa_single_use): Likewise.
19000 * passes.c (execute_todo): Likewise.
19001 * predict.c (drop_profile): Likewise.
19002 * symtab.c (symtab_node::get_dump_name): New function.
19003 (symtab_node::dump_name): Likewise.
19004 (symtab_node::dump_asm_name): Likewise.
19005 (symtab_node::dump_references): Likewise.
19006 (symtab_node::dump_referring): Likewise.
19007 (symtab_node::dump_base): Likewise.
19008 (symtab_node::debug_symtab): Likewise.
19009 * tree-sra.c (convert_callers_for_node): Likewise.
19010 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
19011 * value-prof.c (init_node_map): Likewise.
19013 2017-05-23 Martin Liska <mliska@suse.cz>
19015 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
19016 and symtab_node::debug_symtab to symbol_table::debug.
19017 * cgraphunit.c (analyze_functions): Use the renamed function.
19018 (symbol_table::compile): Likewise.
19019 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
19020 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
19021 * passes.c (execute_todo): Likewise.
19022 * symtab.c (symbol_table::dump): New function.
19023 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
19025 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
19027 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
19028 that nonconst implies exec.
19030 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
19032 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
19033 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
19034 (inline_edge_summary_vec): Turn into ...
19035 (ipa_call_summaries): ... this one.
19036 (redirect_to_unreachable, edge_set_predicate,
19037 evaluate_properties_for_edge, inline_summary_alloc,
19038 reset_ipa_call_summary, reset_inline_summary,
19039 inline_summary_t::duplicate): Update.
19040 (inline_edge_duplication_hook): Turn to ...
19041 (ipa_call_summary_t::duplicate): ... this one.
19042 (inline_edge_removal_hook): Turn to ...
19043 (ipa_call_summary_t::remove): ... this one.
19044 (dump_inline_edge_summary): Turn to ...
19045 (dump_ipa_call_summary): ... this one.
19046 (estimate_function_body_sizes): Update.
19047 (inline_update_callee_summaries): Update.
19048 (remap_edge_change_prob): Update.
19049 (remap_edge_summaries): Update.
19050 (inline_merge_summary): Update.
19051 (do_estimate_edge_time): Update.
19052 (inline_generate_summary): Update.
19053 (inline_read_section): Update.
19054 (inline_read_summary): Update.
19055 (inline_free_summary): Update.
19056 * ipa-inline.c (can_inline_edge_p): Update.
19057 (compute_inlined_call_time): Update.
19058 (want_inline_small_function_p): Update.
19059 (edge_badness): Update.
19060 (early_inliner): Update.
19061 * ipa-inline.h (inline_edge_summary): Turn to ...
19062 (ipa_call_summary): ... this one.
19063 (ipa_call_summary_t): New class.
19064 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
19065 (ipa_call_summaries): New.
19066 (inline_edge_summary): Remove.
19067 (estimate_edge_growth): Update.
19068 * ipa-profile.c (ipa_propagate_frequency_1): Update.
19069 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
19070 * ipa-split.c (execute_split_functions): Update.
19071 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
19073 2017-05-23 Tom de Vries <tom@codesourcery.com>
19075 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
19076 attributes): Document rdrand effective target.
19078 2017-05-23 Tom de Vries <tom@codesourcery.com>
19080 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
19081 attributes): Sort alphabetically.
19083 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
19085 * config/avr/genmultilib.awk: Use gsub instead of gensub.
19087 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
19090 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
19091 V2DF/V2DI splat into two separate patterns, one that handles
19092 registers, and the other that only handles memory. Drop support
19093 for splatting from a GPR on ISA 2.07 and then splitting the
19094 splat into direct move and splat.
19095 (vsx_splat_<mode>_reg): Likewise.
19096 (vsx_splat_<mode>_mem): Likewise.
19098 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
19100 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
19102 2017-05-22 Jakub Jelinek <jakub@redhat.com>
19104 PR middle-end/80809
19105 * omp-low.c (finish_taskreg_remap): New function.
19106 (finish_taskreg_scan): If unit size of ctx->record_type
19107 is non-constant, unshare the size expression and replace
19108 decls in it with possible outer var refs.
19110 PR middle-end/80809
19111 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
19112 GOVD_SHARED rather than GOVD_PRIVATE with it.
19113 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
19114 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
19116 PR middle-end/80853
19117 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
19118 as last argument to build_outer_var_ref for pointer bases of array
19119 section reductions.
19121 2017-05-19 Martin Sebor <msebor@redhat.com>
19123 * print-tree.c (print_node): Print DECL_READ_P flag.
19125 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
19127 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
19128 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
19129 * cgraph.c: Likewise.
19130 * cgraphunit.c: Likewise.
19131 * gengtype.c: Likewise.
19132 * ipa-cp.c: Likewise.
19133 * ipa-devirt.c: Likewise.
19134 * ipa-icf.c: Likewise.
19135 * ipa-predicate.c: Likewise.
19136 * ipa-profile.c: Likewise.
19137 * ipa-prop.c: Likewise.
19138 * ipa-split.c: Likewise.
19140 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
19141 edge_predicate_pool, dump_inline_hints,
19142 inline_summary::account_size_time, redirect_to_unreachable,
19143 edge_set_predicate, set_hint_predicate,
19144 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
19145 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
19146 inline_summary_t::remove, remap_hint_predicate_after_duplication,
19147 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
19148 ipa_call_summary_t::remove, initialize_growth_caches,
19149 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
19150 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
19151 mark_modified, unmodified_parm_1, unmodified_parm,
19152 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
19153 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
19154 compute_bb_predicates, will_be_nonconstant_expr_predicate,
19155 will_be_nonconstant_predicate, record_modified_bb_info,
19156 get_minimal_bb, record_modified, param_change_prob,
19157 phi_result_unknown_predicate, predicate_for_phi_result,
19158 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
19159 estimate_function_body_sizes, compute_inline_parameters,
19160 compute_inline_parameters_for_curren, pass_data_inline_parameters,
19161 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
19162 inline_update_callee_summaries, remap_edge_change_prob,
19163 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
19164 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
19165 inline_analyze_function, inline_summary_t::insert,
19166 inline_generate_summary, read_ipa_call_summary, inline_read_section,
19167 inline_read_summary, write_ipa_call_summary, inline_write_summary,
19168 inline_free_summary): Move to ipa-fnsummary.h
19169 (predicate_t): Remove.
19170 * ipa-fnsummary.c: New file.
19171 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
19172 (enum inline_hints_vals, inline_hints, agg_position_info,
19173 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
19174 inline_summaries, ipa_call_summary, ipa_call_summary_t,
19175 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
19176 dump_inline_summary, dump_inline_hints, inline_generate_summary,
19177 inline_read_summary, inline_write_summary, inline_free_summary,
19178 inline_analyze_function, initialize_inline_failed,
19179 inline_merge_summary, inline_update_overall_summary,
19180 compute_inline_parameters): Move to ipa-fnsummary.h
19181 * ipa-fnsummary.h: New file.
19182 * ipa-inline-transform.h: Include ipa-inline.h.
19183 * ipa-inline.c: LIkewise.
19185 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
19187 * ipa-inline.c (edge_badness): Use inlined_time instead of
19188 inline_summaries->get.
19190 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
19192 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
19194 2017-05-22 Nathan Sidwell <nathan@acm.org>
19196 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
19197 (fdump-lang): Document 'raw' option.
19198 * dumpfile.h (TDI_tu): Delete.
19199 * dumpfile.c (dump_files): Remove translation-unit.
19200 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
19202 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
19204 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
19205 command option from $(AWK) call.
19206 * config/avr/genmultilib.awk: Simplify and rewrite so that it
19207 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
19208 [FORMAT]: Remove handling of variable.
19209 * config/avr/t-multilib: Regenerate.
19211 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
19213 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
19215 (dump_inline_summary): Do not print self_time.
19216 (estimate_function_body_sizes): Do not set self_time.
19217 (compute_inline_parameters): Likewise.
19218 (inline_read_section, inline_write_summary): Do not stream self_time.
19219 * ipa-inline.h (inline_summary): Drop self_time.
19221 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
19223 * ipa-inline-analysis.c (account_size_time): Rename to ...
19224 (inline_summary::account_size_time): ... this one.
19225 (reset_ipa_call_summary): Turn to ...
19226 (ipa_call_summary::reset): ... this one.
19227 (reset_inline_summary): Turn to ...
19228 (inline_summary::reset): ... this one.
19229 (inline_summary_t::remove): Update.
19230 (inline_summary_t::duplicate): Update.
19231 (ipa_call_summary_t::remove): Update.
19232 (dump_inline_summary): Update.
19233 (estimate_function_body_sizes): Update.
19234 (compute_inline_parameters): Update.
19235 (estimate_node_size_and_time): Update.
19236 (inline_merge_summary): Update.
19237 (inline_update_overall_summary): Update.
19238 (inline_read_section): Update.
19239 (inline_write_summary): Update.
19240 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
19241 add account_size_time and reset member functions.
19242 (ipa_call_summary): Add reset function.
19243 * ipa-predicate.h (predicate::operator &): Constify.
19245 2017-05-22 Richard Biener <rguenther@suse.de>
19247 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
19249 2017-05-19 Jason Merrill <jason@redhat.com>
19251 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
19253 2017-05-19 Marek Polacek <polacek@redhat.com>
19256 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
19257 TYPE_OVERFLOW_WRAPS checks.
19259 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
19261 * tree-core.h (enum omp_clause_default_kind): Add
19262 "OMP_CLAUSE_DEFAULT_PRESENT".
19263 * tree-pretty-print.c (dump_omp_clause): Handle it.
19264 * gimplify.c (enum gimplify_omp_var_data): Add
19265 "GOVD_MAP_FORCE_PRESENT".
19266 (gimplify_adjust_omp_clauses_1): Map it to
19267 "GOMP_MAP_FORCE_PRESENT".
19268 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
19270 * gimplify.c (oacc_default_clause): Clarify.
19272 2017-05-19 Nathan Sidwell <nathan@acm.org>
19274 LANG_HOOK_REGISTER_DUMPS
19275 * toplev.c (general_init): Call register dump lang hook.
19276 * doc/invoke.texi: Document -fdump-lang option family.
19277 * dumpfile.c (dump_files): Remove class dump here.
19278 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
19279 * dumpfile.h (tree_dump_index): Remove TDI_class.
19280 * langhooks-def.h (lhd_register_dumps): Declare.
19281 (LANG_HOOKS_REGISTER_DUMPS): Define.
19282 (LANG_HOOKS_INITIALIZER): Add it.
19283 * langhooks.c (lhd_register_dumps): Define.
19284 * langhooks.h (struct lang_hooks): Add register_dumps.
19286 2017-05-19 Nathan Sidwell <nathan@acm.org>
19288 * context.h (context::set_passes): New.
19289 * context.c (context::context): Do not create pass manager.
19290 * toplev.c (general_init): Create pass manager here.
19292 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
19294 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
19295 use this splitter if two add or or instructions would also work for
19296 the constant we want to generate.
19298 2017-05-19 Richard Biener <rguenther@suse.de>
19301 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
19302 predicate evaluation.
19304 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
19306 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
19308 * ipa-inline.c (want_inline_small_function_p): Do not cast to
19311 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
19313 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
19314 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
19315 (inline_edge_summary_vec): Turn into ...
19316 (ipa_call_summaries): ... this one.
19317 (redirect_to_unreachable, edge_set_predicate,
19318 evaluate_properties_for_edge, inline_summary_alloc,
19319 reset_ipa_call_summary, reset_inline_summary,
19320 inline_summary_t::duplicate): Update.
19321 (inline_edge_duplication_hook): Turn to ...
19322 (ipa_call_summary_t::duplicate): ... this one.
19323 (inline_edge_removal_hook): Turn to ...
19324 (ipa_call_summary_t::remove): ... this one.
19325 (dump_inline_edge_summary): Turn to ...
19326 (dump_ipa_call_summary): ... this one.
19327 (estimate_function_body_sizes): Update.
19328 (inline_update_callee_summaries): Update.
19329 (remap_edge_change_prob): Update.
19330 (remap_edge_summaries): Update.
19331 (inline_merge_summary): Update.
19332 (do_estimate_edge_time): Update.
19333 (inline_generate_summary): Update.
19334 (inline_read_section): Update.
19335 (inline_read_summary): Update.
19336 (inline_free_summary): Update.
19337 * ipa-inline.c (can_inline_edge_p): Update.
19338 (compute_inlined_call_time): Update.
19339 (want_inline_small_function_p): Update.
19340 (edge_badness): Update.
19341 (early_inliner): Update.
19342 * ipa-inline.h (inline_edge_summary): Turn to ...
19343 (ipa_call_summary): ... this one.
19344 (ipa_call_summary_t): New class.
19345 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
19346 (ipa_call_summaries): New.
19347 (inline_edge_summary): Remove.
19348 (estimate_edge_growth): Update.
19349 * ipa-profile.c (ipa_propagate_frequency_1): Update.
19350 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
19351 * ipa-split.c (execute_split_functions): Update.
19352 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
19354 2017-05-19 Richard Biener <rguenther@suse.de>
19356 PR middle-end/80764
19357 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
19359 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
19361 * config/rs6000/rs6000.c (struct machine_function): Add field
19362 fpr_is_wrapped_separately.
19363 (rs6000_get_separate_components): Use 64 components. Handle the
19364 new FPR components.
19365 (rs6000_components_for_bb): Handle the FPR components.
19366 (rs6000_emit_prologue_components): Handle the FPR components.
19367 (rs6000_emit_epilogue_components): Handle the FPR components.
19368 (rs6000_set_handled_components): Handle the FPR components.
19369 (rs6000_emit_prologue): Don't output prologue code for those FPRs
19370 that are already separately shrink-wrapped.
19371 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
19372 that are already separately shrink-wrapped.
19374 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
19377 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
19380 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
19381 (define_peephole2 for Altivec d-form load): Add peepholes to catch
19382 cases where the register allocator uses a move and an offsettable
19383 memory operation to/from a FPR register on ISA 2.06/2.07.
19384 (define_peephole2 for Altivec d-form store): Likewise.
19386 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
19389 * config/i386/mmx.md (*mov<mode>_internal): Enable
19390 alternatives 11, 12, 13 and 14 also for 32bit targets.
19391 Remove alternatives 15, 16, 17 and 18.
19392 * config/i386/sse.md (vec_concatv2di): Change
19393 alternative (!x, *y) to (x, ?!*Yn).
19395 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
19397 * dumpfile.h (enum dump_kind): Remove stray comma.
19399 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
19401 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
19402 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
19403 predicate::num_conditions
19404 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
19405 (CHANGED): turn into predicate::changed.
19406 (agg_position_info): Move to ipa-predicate.h
19407 (add_condition, predicate::add_clause, predicate::operator &=,
19408 predicate::or_with, predicate::evaluate, predicate::probability,
19409 dump_condition, dump_clause, predicate::dump,
19410 predicate::remap_after_duplication, predicate::remap_after_inlining,
19411 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
19412 (evaluate_conditions_for_known_args): Update.
19413 (set_cond_stmt_execution_predicate): Update.
19414 * ipa-inline.h: Include ipa-predicate.h
19415 (condition, inline_param_summary, conditions, agg_position_info,
19416 predicate): Move to ipa-predicate.h
19417 * ipa-predicate.c: New file.
19418 * ipa-predicate.h: New file.
19420 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
19422 * final.c (leaf_function_p): Check we are not in a sequence.
19424 2017-05-18 Martin Liska <mliska@suse.cz>
19426 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
19427 * dumpfile.c (dump_register): Use new enum dump_kind.
19428 (get_dump_file_name): Likewise.
19429 (dump_enable_all): Likewise.
19430 (dump_switch_p_1): Likewise.
19431 (enable_rtl_dump_file): Remove usage of TDF_RTL.
19432 * dumpfile.h (enum dump_kind): New enum type.
19433 (struct dump_file_info): Create constructor and
19434 format fields and comments.
19435 * passes.c (pass_manager::register_one_dump_file):
19437 * statistics.c (statistics_early_init): Likewise.
19438 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
19439 TDF_TREE with TDF_SLIM.
19440 (gather_memory_references_ref): Likewise.
19442 2017-05-18 Martin Liska <mliska@suse.cz>
19444 * vec.h (struct vnull): Use it.
19446 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
19448 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
19449 (true_predicate, false_predicate, true_predicate_p,
19450 false_predicate_p): Remove.
19451 (single_cond_predicate, not_inlined_predicate): Turn to member function
19453 (add_condition): Update.
19454 (add_clause): Turn to...
19455 (predicate::add_clause): ... this one; update; allow passing NULL
19457 (and_predicates): Turn to ...
19458 (predicate::operator &=): ... this one.
19459 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
19460 (or_predicates): Turn to ...
19461 (predicate::or_with): ... this one.
19462 (evaluate_predicate): Turn to ...
19463 (predicate::evaluate): ... this one.
19464 (predicate_probability): Turn to ...
19465 (predicate::probability): ... this one.
19466 (dump_condition): Update.
19467 (dump_predicate): Turn to ...
19468 (predicate::dump): ... this one.
19469 (account_size_time): Update.
19470 (edge_set_predicate): Update.
19471 (set_hint_predicate): UPdate.
19472 (evaluate_conditions_for_known_args): Update.
19473 (evaluate_properties_for_edge): Update.
19474 (remap_predicate_after_duplication): Turn to...
19475 (predicate::remap_after_duplication): ... this one.
19476 (remap_hint_predicate_after_duplication): Update.
19477 (inline_summary_t::duplicate): UPdate.
19478 (dump_inline_edge_summary): Update.
19479 (dump_inline_summary): Update.
19480 (set_cond_stmt_execution_predicate): Update.
19481 (set_switch_stmt_execution_predicate): Update.
19482 (compute_bb_predicates): Update.
19483 (will_be_nonconstant_expr_predicate): Update.
19484 (will_be_nonconstant_predicate): Update.
19485 (phi_result_unknown_predicate): Update.
19486 (predicate_for_phi_result): Update.
19487 (array_index_predicate): Update.
19488 (estimate_function_body_sizes): Update.
19489 (estimate_node_size_and_time): Update.
19490 (estimate_ipcp_clone_size_and_time): Update.
19491 (remap_predicate): Rename to ...
19492 (predicate::remap_after_inlining): ... this one.
19493 (remap_hint_predicate): Update.
19494 (inline_merge_summary): Update.
19495 (inline_update_overall_summary): Update.
19496 (estimate_size_after_inlining): Update.
19497 (read_predicate): Rename to ...
19498 (predicate::stream_in): ... this one.
19499 (read_inline_edge_summary): Update.
19500 (write_predicate): Rename to ...
19501 (predicate::stream_out): ... this one.
19502 (write_inline_edge_summary): Update.
19503 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
19504 (clause_t): Turn to uint32_t
19505 (predicate): Turn to class; implement constructor and operators
19507 (size_time_entry): Update.
19508 (inline_summary): Update.
19509 (inline_edge_summary): Update.
19511 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
19513 * fold-const.c (fold_binary_loc): Move transformation...
19514 * match.pd (C - X CMP X): ... here.
19516 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
19518 * config/sparc/sparc.c (sparc_option_override): Set function
19519 alignment for -mcpu=niagara7 to 64 to match the I$ line.
19520 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
19522 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
19524 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
19526 2017-05-18 Marek Polacek <polacek@redhat.com>
19529 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
19530 (pass_ubsan::execute): Call gimple_assign_single_p instead of
19531 gimple_assign_load_p.
19533 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
19535 PR middle-end/80692
19536 * real.c (do_compare): Give decimal_do_compare preference over
19537 comparing just the signs.
19539 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
19541 * doc/md.texi (Canonicalization of Instructions): Describe the
19542 canonical form of instructions that inherently set a condition
19545 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
19547 PR middle-end/80775
19548 * tree-cfg.c: Move deletion of unreachable case statements to after
19549 the merging of consecutive case labels.
19551 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
19553 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
19554 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
19555 restoring of callee-saved registers.
19557 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
19559 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
19560 * config/visium/visium.c (single_set_and_flags): Likewise.
19561 * config/visium/visium.md (Substitutions): Likewise.
19563 2017-05-17 Martin Liska <mliska@suse.cz>
19565 * cfg.c: Introduce dump_flags_t type and
19566 use it instead of int type.
19568 * cfghooks.c: Likewise.
19569 * cfghooks.h (struct cfg_hooks): Likewise.
19570 * cfgrtl.c: Likewise.
19571 * cfgrtl.h: Likewise.
19572 * cgraph.c (cgraph_node::get_body): Likewise.
19573 * coretypes.h: Likewise.
19574 * domwalk.c: Likewise.
19575 * domwalk.h: Likewise.
19576 * dumpfile.c (struct dump_option_value_info): Likewise.
19577 (dump_enable_all): Likewise.
19578 (dump_switch_p_1): Likewise.
19579 (opt_info_switch_p): Likewise.
19580 * dumpfile.h (enum tree_dump_index): Likewise.
19581 (struct dump_file_info): Likewise.
19582 * genemit.c: Likewise.
19583 * generic-match-head.c: Likewise.
19584 * gengtype.c (open_base_files): Likewise.
19585 * gimple-pretty-print.c: Likewise.
19586 * gimple-pretty-print.h: Likewise.
19587 * graph.c (print_graph_cfg): Likewise.
19588 * graphite-scop-detection.c (dot_all_sese): Likewise.
19589 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
19590 * loop-unroll.c (report_unroll): Likewise.
19591 * passes.c (pass_manager::register_one_dump_file): Likewise.
19592 * print-tree.c: Likewise.
19593 * statistics.c: Likewise.
19594 * tree-cfg.c: Likewise.
19595 * tree-cfg.h: Likewise.
19596 * tree-dfa.c: Likewise.
19597 * tree-dfa.h: Likewise.
19598 * tree-dump.c (dump_function): Likewise.
19599 * tree-dump.h (struct dump_info): Likewise.
19600 * tree-pretty-print.c: Likewise.
19601 * tree-pretty-print.h: Likewise.
19602 * tree-ssa-live.c: Likewise.
19603 * tree-ssa-live.h: Likewise.
19604 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
19605 * tree-vect-loop.c: Likewise.
19606 * tree-vect-slp.c: Likewise.
19608 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
19609 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19611 PR tree-optimization/80457
19612 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
19613 of all arguments to a statement as scalar_to_vec operations.
19614 (vectorizable_call): Adjust call to vect_model_simple_cost for
19616 (vectorizable_conversion): Likewise.
19617 (vectorizable_assignment): Likewise.
19618 (vectorizable_shift): Likewise.
19619 (vectorizable_operation): Likewise.
19620 (vectorizable_comparison): Likewise.
19621 (vect_is_simple_cond): Record the def types for operands.
19622 (vectorizable_condition): Likewise, call vect_model_simple_cost.
19623 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
19624 for statement argument count.
19626 2017-05-16 Carl Love <cel@us.ibm.com>
19628 * config/rs6000/rs6000-c: Add support for built-in functions
19629 vector unsigned long long vec_bperm (vector unsigned long long,
19630 vector unsigned char)
19631 vector signed long long vec_mule (vector signed int,
19633 vector unsigned long long vec_mule (vector unsigned int,
19634 vector unsigned int)
19635 vector signed long long vec_mulo (vector signed int,
19637 vector unsigned long long vec_mulo (vector unsigned int,
19638 vector unsigned int)
19639 vector signed char vec_sldw (vector signed char,
19640 vector signed char,
19642 vector unsigned char vec_sldw (vector unsigned char,
19643 vector unsigned char,
19645 vector signed short vec_sldw (vector signed short,
19646 vector signed short,
19648 vector unsigned short vec_sldw (vector unsigned short,
19649 vector unsigned short,
19651 vector signed int vec_sldw (vector signed int,
19654 vector unsigned int vec_sldw (vector unsigned int,
19655 vector unsigned int,
19657 vector signed long long vec_sldw (vector signed long long,
19658 vector signed long long,
19660 vector unsigned long long vec_sldw (vector unsigned long long,
19661 vector unsigned long long,
19663 * config/rs6000/rs6000-c: Add support for built-in functions
19664 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
19665 * config/rs6000/altivec.h: Add defintion for vec_sldw.
19666 * doc/extend.texi: Update the built-in documentation for the
19667 new built-in functions.
19669 2017-05-16 Marek Polacek <polacek@redhat.com>
19673 * tree.c (save_expr): Don't fold the expression.
19675 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
19677 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
19678 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
19679 and (?*y,m). Update insn attributes.
19681 2017-05-16 Martin Liska <mliska@suse.cz>
19683 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
19684 flags argument of print_gimple_stmt, print_gimple_expr,
19685 print_generic_stmt and print_generic_expr.
19686 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
19687 * coretypes.h: Likewise.
19688 * except.c (dump_eh_tree): Likewise.
19689 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
19690 * gimple-pretty-print.h: Likewise.
19691 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
19692 (backprop::push_to_worklist): Likewise.
19693 (backprop::pop_from_worklist): Likewise.
19694 (backprop::process_use): Likewise.
19695 (backprop::intersect_uses): Likewise.
19696 (note_replacement): Likewise.
19697 * gimple-ssa-store-merging.c
19698 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
19699 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
19700 (pass_store_merging::execute): Likewise.
19701 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
19702 (ssa_base_cand_dump_callback): Likewise.
19703 (dump_incr_vec): Likewise.
19704 (replace_refs): Likewise.
19705 (replace_mult_candidate): Likewise.
19706 (create_add_on_incoming_edge): Likewise.
19707 (create_phi_basis): Likewise.
19708 (insert_initializers): Likewise.
19709 (all_phi_incrs_profitable): Likewise.
19710 (introduce_cast_before_cand): Likewise.
19711 (replace_one_candidate): Likewise.
19712 * gimplify.c (gimplify_expr): Likewise.
19713 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
19714 (set_rename): Likewise.
19715 (rename_uses): Likewise.
19716 (copy_loop_phi_nodes): Likewise.
19717 (add_close_phis_to_merge_points): Likewise.
19718 (copy_loop_close_phi_args): Likewise.
19719 (copy_cond_phi_args): Likewise.
19720 (graphite_copy_stmts_from_block): Likewise.
19721 (translate_pending_phi_nodes): Likewise.
19722 * graphite-poly.c (print_pdr): Likewise.
19723 (dump_gbb_cases): Likewise.
19724 (dump_gbb_conditions): Likewise.
19725 (print_scop_params): Likewise.
19726 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
19727 (build_cross_bb_scalars_use): Likewise.
19728 (gather_bbs::before_dom_children): Likewise.
19729 * hsa-dump.c (dump_hsa_immed): Likewise.
19730 * ipa-cp.c (print_ipcp_constant_value): Likewise.
19731 (get_replacement_map): Likewise.
19732 * ipa-inline-analysis.c (dump_condition): Likewise.
19733 (estimate_function_body_sizes): Likewise.
19734 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
19735 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
19736 * ipa-prop.c (ipa_dump_param): Likewise.
19737 (ipa_print_node_jump_functions_for_edge): Likewise.
19738 (ipa_modify_call_arguments): Likewise.
19739 (ipa_modify_expr): Likewise.
19740 (ipa_dump_param_adjustments): Likewise.
19741 (ipa_dump_agg_replacement_values): Likewise.
19742 (ipcp_modif_dom_walker::before_dom_children): Likewise.
19743 * ipa-pure-const.c (check_stmt): Likewise.
19744 (pass_nothrow::execute): Likewise.
19745 * ipa-split.c (execute_split_functions): Likewise.
19746 * omp-offload.c (dump_oacc_loop_part): Likewise.
19747 (dump_oacc_loop): Likewise.
19748 * trans-mem.c (tm_log_emit): Likewise.
19749 (tm_memopt_accumulate_memops): Likewise.
19750 (dump_tm_memopt_set): Likewise.
19751 (dump_tm_memopt_transform): Likewise.
19752 * tree-cfg.c (gimple_verify_flow_info): Likewise.
19753 (print_loop): Likewise.
19754 * tree-chkp-opt.c (chkp_print_addr): Likewise.
19755 (chkp_gather_checks_info): Likewise.
19756 (chkp_get_check_result): Likewise.
19757 (chkp_remove_check_if_pass): Likewise.
19758 (chkp_use_outer_bounds_if_possible): Likewise.
19759 (chkp_reduce_bounds_lifetime): Likewise.
19760 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
19761 (chkp_mark_completed_bounds): Likewise.
19762 (chkp_register_incomplete_bounds): Likewise.
19763 (chkp_mark_invalid_bounds): Likewise.
19764 (chkp_maybe_copy_and_register_bounds): Likewise.
19765 (chkp_build_returned_bound): Likewise.
19766 (chkp_get_bound_for_parm): Likewise.
19767 (chkp_build_bndldx): Likewise.
19768 (chkp_get_bounds_by_definition): Likewise.
19769 (chkp_generate_extern_var_bounds): Likewise.
19770 (chkp_get_bounds_for_decl_addr): Likewise.
19771 * tree-chrec.c (chrec_apply): Likewise.
19772 * tree-data-ref.c (dump_data_reference): Likewise.
19773 (dump_subscript): Likewise.
19774 (dump_data_dependence_relation): Likewise.
19775 (analyze_overlapping_iterations): Likewise.
19776 * tree-inline.c (expand_call_inline): Likewise.
19777 (tree_function_versioning): Likewise.
19778 * tree-into-ssa.c (dump_defs_stack): Likewise.
19779 (dump_currdefs): Likewise.
19780 (dump_names_replaced_by): Likewise.
19781 (dump_update_ssa): Likewise.
19782 (update_ssa): Likewise.
19783 * tree-object-size.c (pass_object_sizes::execute): Likewise.
19784 * tree-parloops.c (build_new_reduction): Likewise.
19785 (try_create_reduction_list): Likewise.
19786 (ref_conflicts_with_region): Likewise.
19787 (oacc_entry_exit_ok_1): Likewise.
19788 (oacc_entry_exit_single_gang): Likewise.
19789 * tree-pretty-print.h: Likewise.
19790 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
19791 (get_scalar_evolution): Likewise.
19792 (add_to_evolution): Likewise.
19793 (get_loop_exit_condition): Likewise.
19794 (analyze_evolution_in_loop): Likewise.
19795 (analyze_initial_condition): Likewise.
19796 (analyze_scalar_evolution): Likewise.
19797 (instantiate_scev): Likewise.
19798 (number_of_latch_executions): Likewise.
19799 (gather_chrec_stats): Likewise.
19800 (final_value_replacement_loop): Likewise.
19801 (scev_const_prop): Likewise.
19802 * tree-sra.c (dump_access): Likewise.
19803 (disqualify_candidate): Likewise.
19804 (create_access): Likewise.
19805 (reject): Likewise.
19806 (maybe_add_sra_candidate): Likewise.
19807 (create_access_replacement): Likewise.
19808 (analyze_access_subtree): Likewise.
19809 (analyze_all_variable_accesses): Likewise.
19810 (sra_modify_assign): Likewise.
19811 (initialize_constant_pool_replacements): Likewise.
19812 (find_param_candidates): Likewise.
19813 (decide_one_param_reduction): Likewise.
19814 (replace_removed_params_ssa_names): Likewise.
19815 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
19816 * tree-ssa-copy.c (dump_copy_of): Likewise.
19817 (copy_prop_visit_cond_stmt): Likewise.
19818 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
19819 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
19820 (record_equivalences_from_stmt): Likewise.
19821 * tree-ssa-dse.c (compute_trims): Likewise.
19822 (delete_dead_call): Likewise.
19823 (delete_dead_assignment): Likewise.
19824 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
19825 (forward_propagate_into_cond): Likewise.
19826 (pass_forwprop::execute): Likewise.
19827 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
19828 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
19830 (move_computations_worker): Likewise.
19831 (execute_sm): Likewise.
19832 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
19833 (remove_exits_and_undefined_stmts): Likewise.
19834 (remove_redundant_iv_tests): Likewise.
19835 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
19836 (adjust_iv_update_pos): Likewise.
19837 * tree-ssa-math-opts.c (bswap_replace): Likewise.
19838 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
19839 (value_replacement): Likewise.
19840 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
19841 * tree-ssa-pre.c (print_pre_expr): Likewise.
19842 (get_representative_for): Likewise.
19843 (create_expression_by_pieces): Likewise.
19844 (insert_into_preds_of_block): Likewise.
19845 (eliminate_insert): Likewise.
19846 (eliminate_dom_walker::before_dom_children): Likewise.
19847 (eliminate): Likewise.
19848 (remove_dead_inserted_code): Likewise.
19849 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19850 * tree-ssa-reassoc.c (get_rank): Likewise.
19851 (eliminate_duplicate_pair): Likewise.
19852 (eliminate_plus_minus_pair): Likewise.
19853 (eliminate_not_pairs): Likewise.
19854 (undistribute_ops_list): Likewise.
19855 (eliminate_redundant_comparison): Likewise.
19856 (update_range_test): Likewise.
19857 (optimize_range_tests_var_bound): Likewise.
19858 (optimize_vec_cond_expr): Likewise.
19859 (rewrite_expr_tree): Likewise.
19860 (rewrite_expr_tree_parallel): Likewise.
19861 (linearize_expr): Likewise.
19862 (break_up_subtract): Likewise.
19863 (linearize_expr_tree): Likewise.
19864 (attempt_builtin_powi): Likewise.
19865 (attempt_builtin_copysign): Likewise.
19866 (transform_stmt_to_copy): Likewise.
19867 (transform_stmt_to_multiply): Likewise.
19868 (dump_ops_vector): Likewise.
19869 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
19870 (print_scc): Likewise.
19871 (set_ssa_val_to): Likewise.
19872 (visit_reference_op_store): Likewise.
19873 (visit_use): Likewise.
19874 (sccvn_dom_walker::before_dom_children): Likewise.
19875 (run_scc_vn): Likewise.
19876 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
19878 (expr_hash_elt::print): Likewise.
19879 (const_and_copies::pop_to_marker): Likewise.
19880 (const_and_copies::record_const_or_copy_raw): Likewise.
19881 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
19882 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
19883 (dump_predicates): Likewise.
19884 (find_uninit_use): Likewise.
19885 (warn_uninitialized_phi): Likewise.
19886 (pass_late_warn_uninitialized::execute): Likewise.
19887 * tree-ssa.c (verify_vssa): Likewise.
19888 (verify_ssa): Likewise.
19889 (maybe_optimize_var): Likewise.
19890 * tree-vrp.c (dump_value_range): Likewise.
19891 (dump_all_value_ranges): Likewise.
19892 (dump_asserts_for): Likewise.
19893 (register_edge_assert_for_2): Likewise.
19894 (vrp_visit_cond_stmt): Likewise.
19895 (vrp_visit_switch_stmt): Likewise.
19896 (vrp_visit_stmt): Likewise.
19897 (vrp_visit_phi_node): Likewise.
19898 (simplify_cond_using_ranges_1): Likewise.
19899 (fold_predicate_in): Likewise.
19900 (evrp_dom_walker::before_dom_children): Likewise.
19901 (evrp_dom_walker::push_value_range): Likewise.
19902 (evrp_dom_walker::pop_value_range): Likewise.
19903 (execute_early_vrp): Likewise.
19905 2017-05-16 Richard Biener <rguenther@suse.de>
19907 * dwarf2out.c (loc_list_from_tree_1): Do not create
19908 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
19910 2017-05-16 Richard Biener <rguenther@suse.de>
19912 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
19914 (note_variable_value_in_expr): If we resolved the decl ref
19915 do not push to the stack.
19917 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
19919 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
19920 operations in fast-math mode.
19921 (vaddq_f16): Likewise.
19922 (vmul_f16): Likewise.
19923 (vmulq_f16): Likewise.
19924 (vsub_f16): Likewise.
19925 (vsubq_f16): Likewise.
19926 * config/arm/neon.md (add<mode>3): New.
19928 (fma:<VH:mode>3): New. Also remove outdated comment.
19931 2017-05-16 Martin Liska <mliska@suse.cz>
19935 * ipa-devirt.c (warn_types_mismatch): Fix typo.
19936 (odr_types_equivalent_p): Likewise.
19938 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
19940 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
19942 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
19945 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
19946 non-interunit SSE move alternatives with '?'.
19947 (zero-extendsidi peephole2): New peephole to skip intermediate
19948 general register in SSE zero-extend sequence.
19950 2017-05-15 Jeff Law <law@redhat.com>
19952 * reorg.c (relax_delay_slots): Create a new variable to hold
19953 the temporary target rather than clobbering TARGET_LABEL.
19955 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
19956 missing argument to extract_bit_field call.
19957 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
19959 2017-05-15 Martin Liska <mliska@suse.cz>
19962 * gcc.c (process_command): Do not allow empty argument of -o option.
19964 2017-05-15 Renlin Li <renlin.li@arm.com>
19966 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
19967 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
19968 * config/aarch64/constraints.md (Usf): Add long call check.
19969 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
19970 (call_value): Likewise.
19971 (sibcall): Likewise.
19972 (sibcall_value): Likewise.
19974 (call_value_insn): New.
19975 (sibcall_insn): Update rtx pattern.
19976 (sibcall_value_insn): Likewise.
19977 (call_internal): Remove.
19978 (call_value_internal): Likewise.
19979 (sibcall_internal): Likewise.
19980 (sibcall_value_internal): Likewise.
19981 (call_reg): Likewise.
19982 (call_symbol): Likewise.
19983 (call_value_reg): Likewise.
19984 (call_value_symbol): Likewise.
19986 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
19989 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
19991 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
19993 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
19994 compatible with CCGOCmode and with CCZmode.
19996 2017-05-14 Martin Sebor <msebor@redhat.com>
19998 PR middle-end/77671
19999 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
20000 (gimple_fold_builtin_snprintf): Same.
20001 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
20002 (gimple_fold_builtin_snprintf): Same.
20003 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
20004 of character types.
20005 (is_call_safe): New function.
20006 (try_substitute_return_value): Call it.
20007 (try_simplify_call): New function.
20008 (pass_sprintf_length::handle_gimple_call): Call it.
20010 2017-05-14 Martin Sebor <msebor@redhat.com>
20012 PR middle-end/80669
20013 * builtins.c (expand_builtin_stpncpy): Simplify.
20015 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
20017 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
20018 * config/i386/i386.h
20019 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
20020 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
20021 (struct machine_function): Add new members call_ms2sysv,
20022 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
20023 (struct machine_frame_state): New fields sp_realigned and
20024 sp_realigned_offset.
20025 * config/i386/i386.c
20026 (enum xlogue_stub): New enum.
20027 (enum xlogue_stub_sets): New enum.
20028 (class xlogue_layout): New class.
20029 (struct ix86_frame): New fields stack_realign_allocate_offset,
20030 stack_realign_offset and outlined_save_offset. Modify comments to
20031 detail stack layout when using out-of-line stubs.
20032 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
20033 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
20034 -mcall-ms2sysv-xlogues.
20035 (stub_managed_regs): New static variable.
20036 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
20037 registers managed by out-of-line stub.
20038 (disable_call_ms2sysv_xlogues): New function.
20039 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
20040 m->call_ms2sysv when appropriate and compute frame layout for
20042 (sp_valid_at, fp_valid_at): New inline functions.
20043 (choose_basereg): New function.
20044 (choose_baseaddr): Add align parameter, use choose_basereg and modify
20046 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
20047 Use align parameter of choose_baseaddr to generated aligned SSE movs
20049 (pro_epilogue_adjust_stack): Modify to track
20050 machine_frame_state::sp_realigned.
20051 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
20052 (ix86_nsaved_sseregs): Likewise.
20053 (ix86_emit_save_regs): Likewise.
20054 (ix86_emit_save_regs_using_mov): Likewise.
20055 (ix86_emit_save_sse_regs_using_mov): Likewise.
20056 (get_scratch_register_on_entry): Likewise.
20057 (gen_frame_set): New function.
20058 (gen_frame_load): Likewise.
20059 (gen_frame_store): Likewise.
20060 (emit_outlined_ms2sysv_save): Likewise.
20061 (emit_outlined_ms2sysv_restore): Likewise.
20062 (ix86_expand_prologue): Modify stack re-alignment code and call
20063 emit_outlined_ms2sysv_save when appropriate.
20064 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
20065 parameter rtx_insn *insn, which allows the function to be used to only
20066 generate the notes.
20067 (ix86_expand_epilogue): Modify validity checks of frame and stack
20068 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
20069 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
20070 * config/i386/predicates.md
20071 (save_multiple): New predicate.
20072 (restore_multiple): Likewise.
20073 * config/i386/sse.md
20074 (save_multiple<mode>): New pattern.
20075 (save_multiple_realign<mode>): Likewise.
20076 (restore_multiple<mode>): Likewise.
20077 (restore_multiple_and_return<mode>): Likewise.
20078 (restore_multiple_leave_return<mode>): Likewise.
20079 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
20081 2017-05-14 Julia Koval <julia.koval@intel.com>
20083 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
20084 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
20085 (__builtin_ia32_xsetbv): New builtins.
20086 * config/i386/i386.c (ix86_expand_special_args_builtin):
20088 (ix86_expand_builtin): Special expand for new intrinsics.
20089 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
20090 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
20091 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
20093 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20095 * cfganal.c (inverted_post_order_compute): Change argument type
20097 * cfganal.h (inverted_post_order_compute): Adjust prototype.
20098 * df-core.c (rest_of_handle_df_initialize): Adjust.
20099 (rest_of_handle_df_finish): Likewise.
20100 (df_analyze_1): Likewise.
20101 (df_analyze): Likewise.
20102 (loop_inverted_post_order_compute): Change argument to be a vec *.
20103 (df_analyze_loop): Adjust.
20104 (df_get_n_blocks): Likewise.
20105 (df_get_postorder): Likewise.
20106 * df.h (struct df_d): Change field to be a vec.
20107 * lcm.c (compute_laterin): Adjust.
20108 (compute_available): Likewise.
20109 * lra-lives.c (lra_create_live_ranges_1): Likewise.
20110 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20111 * tree-ssa-pre.c (compute_antic): Likewise.
20113 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20115 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
20116 (depth_first_search::depth_first_search): Change structure init
20117 function to this constructor.
20118 (depth_first_search::add_bb): Rename function to this member.
20119 (depth_first_search::execute): Likewise.
20120 (flow_dfs_compute_reverse_finish): Adjust.
20122 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20124 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
20125 (longest_simple_path): Likewise.
20126 * shrink-wrap.c (spread_components): Likewise.
20127 (disqualify_problematic_components): Likewise.
20128 (emit_common_heads_for_components): Likewise.
20129 (emit_common_tails_for_components): Likewise.
20130 (insert_prologue_epilogue_for_components): Likewise.
20132 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20134 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
20137 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20139 * df-core.c (df_set_blocks): Start using auto_bitmap.
20140 (df_compact_blocks): Likewise.
20141 * df-problems.c (df_rd_confluence_n): Likewise.
20142 * df-scan.c (df_insn_rescan_all): Likewise.
20143 (df_process_deferred_rescans): Likewise.
20144 (df_update_entry_block_defs): Likewise.
20145 (df_update_exit_block_uses): Likewise.
20146 (df_entry_block_bitmap_verify): Likewise.
20147 (df_exit_block_bitmap_verify): Likewise.
20148 (df_scan_verify): Likewise.
20149 * lra-constraints.c (lra_constraints): Likewise.
20150 (undo_optional_reloads): Likewise.
20151 (lra_undo_inheritance): Likewise.
20152 * lra-remat.c (calculate_gen_cands): Likewise.
20153 (do_remat): Likewise.
20154 * lra-spills.c (assign_spill_hard_regs): Likewise.
20155 (spill_pseudos): Likewise.
20156 * tree-ssa-pre.c (bitmap_set_and): Likewise.
20157 (bitmap_set_subtract_values): Likewise.
20159 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20161 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
20162 management with auto_bitmap.
20163 (fix_inter_tick): Likewise.
20164 (fix_recovery_deps): Likewise.
20165 * ira.c (add_store_equivs): Likewise.
20166 (find_moveable_pseudos): Likewise.
20167 (split_live_ranges_for_shrink_wrap): Likewise.
20168 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
20169 (rtx_reuse_manager::seen_def_p): Likewise.
20170 (rtx_reuse_manager::set_seen_def): Likewise.
20171 * print-rtl.h (class rtx_reuse_manager): Likewise.
20173 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20175 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
20177 (migrate_btr_def): Likewise.
20178 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
20179 * df-core.c (loop_post_order_compute): Likewise.
20180 (loop_inverted_post_order_compute): Likewise.
20181 * hsa-common.h: Likewise.
20182 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
20183 * init-regs.c (initialize_uninitialized_regs): Likewise.
20184 * ipa-inline.c (resolve_noninline_speculation): Likewise.
20185 (inline_small_functions): Likewise.
20186 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
20187 * ira.c (combine_and_move_insns): Likewise.
20188 (build_insn_chain): Likewise.
20189 * loop-invariant.c (find_invariants): Likewise.
20190 * lower-subreg.c (propagate_pseudo_copies): Likewise.
20191 * predict.c (tree_predict_by_opcode): Likewise.
20192 (predict_paths_leading_to): Likewise.
20193 (predict_paths_leading_to_edge): Likewise.
20194 (estimate_loops_at_level): Likewise.
20195 (estimate_loops): Likewise.
20196 * shrink-wrap.c (try_shrink_wrapping): Likewise.
20197 (spread_components): Likewise.
20198 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
20199 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
20200 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
20201 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
20202 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
20203 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
20204 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
20205 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
20206 (mark_threaded_blocks): Likewise.
20207 (thread_through_all_blocks): Likewise.
20208 * tree-ssa.c (verify_ssa): Likewise.
20209 (execute_update_addresses_taken): Likewise.
20210 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
20212 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20214 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
20216 (post_order_compute): Likewise.
20217 (inverted_post_order_compute): Likewise.
20218 (pre_and_rev_post_order_compute_fn): Likewise.
20220 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20222 * genrecog.c (int_set::int_set): Explicitly construct our
20223 auto_vec base class.
20224 * vec.h (auto_vec::auto_vec): New constructor.
20226 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20228 * bitmap.h (class auto_bitmap): New constructor taking
20229 bitmap_obstack * argument.
20231 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20233 * bitmap.h (class auto_bitmap): Change type of m_bits to
20234 bitmap_head, and adjust ctor / dtor and member operators.
20236 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
20238 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
20239 when returned register mode doesn't match original mode.
20241 2017-05-12 Jeff Law <law@redhat.com>
20242 Jakub Jelinek <jakub@redhat.com>
20244 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
20245 we look for cc setter after the compare-elim changes.
20246 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
20247 within the vector to match what compare-elim now expects.
20248 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
20249 (xorsi3_flags, one_cmplsi2_flags): Likewise.
20251 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
20252 after the compare-elim changes.
20253 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
20254 the vector to match what compare-elim now expects.
20255 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
20256 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
20257 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
20258 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
20259 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
20261 * config/visium/visium.c (single_set_and_flags): Fix where
20262 we look for cc setter after the compare-elim changes.
20263 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
20264 with the vector to match what compare-elim now expects.
20265 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
20266 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
20267 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
20268 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
20269 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
20270 (neg<mode>2_insn_set_overflow): Likewise.
20272 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
20274 PR middle-end/79794
20275 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
20276 maybe_expand_insn call, set ops[0].target. If still set after call,
20277 set alt_rtl. Add extra arg to recursive calls.
20278 (extract_bit_field): Add alt_rtl argument. Pass to
20280 * expmed.h (extract_bit_field): Fix prototype.
20281 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
20282 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
20283 to extract_bit_field_calls.
20284 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
20285 Pass alt_rtl to extract_bit_field calls.
20286 * calls.c (store_unaligned_arguments_into_psuedos)
20287 load_register_parameters): Pass extra NULL to extract_bit_field calls.
20288 * optabs.c (maybe_legitimize_operand): Clear op->target when call
20290 * optabs.h (struct expand_operand): Add target bitfield.
20292 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
20294 * compare-elim.c (try_eliminate_compare): Canonicalize
20295 operation with embedded compare to
20296 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
20297 (set (reg) (operation)].
20299 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
20301 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
20304 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
20305 cost of adding a carry flag for ADC instruction.
20306 [case MINUS]: Ignore the cost of subtracting a carry flag
20307 for SBB instruction.
20309 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
20311 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
20313 * config/rs6000/bmiintrin.h: New file.
20314 * config/rs6000/bmi2intrin.h: New file.
20315 * config/rs6000/x86intrin.h: New file.
20317 2017-05-12 Jeff Law <law@redhat.com>
20319 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
20322 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
20324 PR middle-end/80707
20325 * tree-cfg.c: Remove cfg edges of unreachable case statements.
20327 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
20329 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
20330 early expansion of vector divide builtins.
20331 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
20332 builtins identified as having unsigned arguments.
20334 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
20336 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
20337 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
20338 expansion of vector logical operations (and, andc, or, xor,
20341 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
20343 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
20344 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
20346 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
20348 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
20349 early GIMPLE expansion of vector multiplies.
20351 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
20353 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
20354 TARGET_HAVE_MOVT conditional.
20355 (movt splitter): Likewise.
20357 2017-05-12 Richard Biener <rguenther@suse.de>
20359 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
20360 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20361 Fold all stmts not inplace.
20363 2017-05-12 Richard Biener <rguenther@suse.de>
20365 PR tree-optimization/80713
20366 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
20367 inserted_exprs bit for not removed stmts.
20369 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
20371 PR middle-end/69921
20372 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
20373 parallelized" attribute for parallelized OpenACC kernels.
20374 * omp-offload.c (execute_oacc_device_lower): Use it.
20376 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
20377 Set "oacc kernels" attribute.
20378 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
20379 parameter. Adjust all users.
20380 (oacc_fn_attrib_kernels_p): Remove function.
20381 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
20382 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
20383 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20384 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
20385 assert "oacc kernels" attribute is set.
20387 2017-05-11 Carl Love <cel@us.ibm.com>
20389 * config/rs6000/rs6000-c: Add support for built-in functions
20390 vector unsigned char vec_popcnt (vector signed char)
20391 vector unsigned char vec_popcnt (vector unsigned char)
20392 vector unsigned short vec_popcnt (vector signed short)
20393 vector unsigned short vec_popcnt (vector unsigned short)
20394 vector unsigned int vec_popcnt (vector signed int)
20395 vector unsigned int vec_popcnt (vector unsigned int)
20396 vector unsigned long long vec_popcnt (vector signed long long)
20397 vector unsigned long long vec_popcnt (vector unsigned long long)
20398 vector signed long long vec_slo (vector signed long long,
20399 vector signed char)
20400 vector signed long long vec_slo (vector signed long long,
20401 vector unsigned char)
20402 vector unsigned long long vec_slo (vector unsigned long long,
20403 vector signed char)
20404 vector unsigned long long vec_slo (vector unsigned long long,
20405 vector unsigned char)
20406 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
20407 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
20408 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
20409 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
20410 * doc/extend.texi: Update the built-in documentation file for the
20411 new built-in functions.
20413 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20415 * attribs.h (sorted_attr_string): Move machine independent
20416 functions for target clone support from the i386 port to common
20417 code. Rename ix86_function_versions to common_function_versions.
20418 Rename make_name to make_unique_name.
20419 (common_function_versions): Likewise.
20420 (make_unique_name): Likewise.
20421 (make_dispatcher_decl): Likewise.
20422 (is_function_default_version): Likewise.
20423 * attribs.c (attr_strcmp): Likewise.
20424 (sorted_attr_string): Likewise.
20425 (common_function_versions): Likewise.
20426 (make_unique_name): Likewise.
20427 (make_dispatcher_decl): Likewise.
20428 (is_function_default_version): Likewise.
20429 * config/i386/i386.c (attr_strcmp): Likewise.
20430 (sorted_attr_string): Likewise.
20431 (ix86_function_versions): Likewise.
20432 (make_name): Likewise.
20433 (make_dispatcher_decl): Likewise.
20434 (is_function_default_version): Likewise.
20435 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
20437 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20440 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
20441 Account for direct move costs for vec_construct of integer
20444 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
20447 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
20448 (UNSPEC_STX_ATOMIC): Ditto.
20449 (loaddi_via_sse): New insn.
20450 (storedi_via_sse): Ditto.
20451 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
20452 Update corresponding peephole2 patterns.
20453 (atomic_storedi_fpu): Ditto.
20455 2017-05-11 Julia Koval <julia.koval@intel.com>
20457 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
20458 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
20460 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
20461 (__builtin_ia32_rsqrt14ss_mask): New builtins.
20462 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
20464 2017-05-11 Nathan Sidwell <nathan@acm.org>
20466 * graphite-poly.c: Include dumpfile.h.
20468 * dumpfle.h (dump_function): Declare here ...
20469 * tree-dump.h (dump_function): ... not here.
20470 * dumpfile.c: #include tree-cfg.h.
20471 (dump_function): Move here from ...
20472 * tree-dump.c (dump_function): ... here.
20473 * gimplify.c: #include splay-tree.h, not tree-dump.h.
20474 * graphite-poly.c: Don't include tree-dump.h.
20475 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
20476 * print-tree.c: Likewise.
20477 * stor-layout.c: Likewise.
20478 * tree-nested.c: Likewise.
20480 * dumpfile.c (dump_start): Use TDF_FLAGS.
20481 (dump_enable_all): Fix TDF_KIND check thinko.
20483 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
20485 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20486 array entries to represent two legal parameterizations of the
20487 overloaded __builtin_cmpb function, as represented by the
20488 P6_OV_BUILTIN_CMPB constant.
20489 (altivec_resolve_overloaded_builtin): Add special case handling
20490 for the __builtin_cmpb function, as represented by the
20491 P6_OV_BUILTIN_CMPB constant.
20492 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
20493 (BU_P6_64BIT_2): New macro.
20494 (BU_P6_OVERLOAD_2): New macro
20495 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
20496 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
20497 (CMPB): Add overload support to represent both 32-bit and 64-bit
20498 compare-bytes function.
20499 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
20500 support for TARGET_CMPB.
20501 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
20502 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
20503 documentation of the __builtin_cmpb overloaded built-in function.
20505 2017-05-11 Richard Biener <rguenther@suse.de>
20507 PR tree-optimization/80705
20508 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
20509 bases are not vectorizable.
20511 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20513 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
20514 when counting register pressure.
20516 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20518 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
20519 (iv_ca_more_deps): Renamed to ...
20520 (iv_ca_compare_deps): ... this.
20521 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
20523 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20525 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
20527 (determine_group_iv_costs): ... here.
20528 (find_inv_vars_cb): Record inv var if it's not recorded before.
20530 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20532 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
20533 (get_shiftadd_cost): Ditto.
20535 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20537 * tree-ssa-address.c: Include header file.
20538 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
20540 (add_to_parts): Refactor.
20541 (addr_to_parts): New parameter. Update use of move_hint_to_base.
20542 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
20545 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20547 PR tree-optimization/53090
20548 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
20550 (extract_cond_operands): Detect condition with IV on both sides
20551 and return COMP_IV_EXPR_2.
20552 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
20553 (rewrite_use_compare): Simplify by removing call to function
20554 extract_cond_operands.
20556 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20558 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
20559 (extract_cond_operands): Detect condition comparing against non-
20560 invariant bound and return appropriate enum value.
20561 (find_interesting_uses_cond): Update use of extract_cond_operands.
20562 Handle its return value accordingly.
20563 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
20565 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20567 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
20568 nonlinear iv_use computation in loop invariant sensitive way.
20570 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20572 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
20573 (find_iv_candidates): Call relate_compare_use_with_all_cands.
20575 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20577 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
20578 (dump_cand): Support iv_cand.inv_exprs.
20579 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
20581 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
20584 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20586 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
20588 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
20589 as local function. Include necessary header files.
20590 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
20592 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20594 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
20596 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20598 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
20599 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
20600 RSHIFT_EXPR and BIT_NOT_EXPR.
20602 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20604 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
20605 (adjust_setup_cost): New parameter supporting round up adjustment.
20606 (struct address_cost_data): Delete.
20607 (force_expr_to_var_cost): Don't bound cost with spill_cost.
20608 (split_address_cost, ptr_difference_cost): Delete.
20609 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
20610 (struct ainc_cost_data): New struct.
20611 (get_address_cost_ainc): New function.
20612 (get_address_cost, get_computation_cost): Reimplement.
20613 (determine_group_iv_cost_address): Record inv_expr for all uses of
20615 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
20616 (iv_ca_has_deps): Reimplemented to ...
20617 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
20619 (iv_ca_extend): Call iv_ca_more_deps.
20621 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20623 * tree-ssa-address.c (struct mem_address): Move to header file.
20624 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
20625 * tree-ssa-address.h (struct mem_address): Move from C file.
20626 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
20628 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20630 * tree-affine.h (aff_combination_type): New interface.
20631 (aff_combination_zero_p): Remove static.
20632 (aff_combination_const_p): New interface.
20633 (aff_combination_singleton_var_p): New interfaces.
20635 2017-05-11 Richard Biener <rguenther@suse.de>
20637 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20638 Skip unreachable blocks and destinations.
20639 (eliminate): Move stmt removal and fixup ...
20640 (fini_eliminate): ... here. Skip inserted exprs.
20641 (pass_pre::execute): Move fini_pre after fini_eliminate.
20642 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
20643 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
20644 PRE to get rid of dead code that has invalid SSA form and
20645 split critical edges again.
20647 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20649 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
20651 2017-05-11 Richard Biener <rguenther@suse.de>
20653 * passes.c (execute_function_todo): Verify loops if they are
20654 said to be up-to-date.
20655 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
20656 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
20658 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
20661 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
20662 handle calling assemble_external ourself.
20665 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
20666 modes with zero size. Enhance comment.
20668 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20670 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
20671 built-ins for vec_xl and vec_xst with short and char pointer
20674 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
20676 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
20677 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
20678 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
20679 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
20680 (_mm_maskz_min_round_ss): New intrinsics.
20681 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
20682 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
20683 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
20684 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
20685 (__builtin_ia32_minss_mask_round): New builtins.
20686 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
20687 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
20688 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
20690 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
20691 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
20693 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
20696 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
20698 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
20699 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
20700 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
20701 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
20702 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
20703 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
20704 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
20705 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
20706 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
20707 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
20708 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
20709 (__builtin_ia32_mulss_mask_round): New builtins.
20710 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
20711 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
20712 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
20714 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
20715 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
20717 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
20720 2017-05-10 Julia Koval <julia.koval@intel.com>
20722 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
20723 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
20724 (_mm256_setr_m128i): New intrinsics.
20726 2017-05-10 Julia Koval <julia.koval@intel.com>
20728 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
20729 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
20730 (_mm_maskz_rcp14_ss): New intrinsics.
20731 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
20732 (__builtin_ia32_rcp14ss_mask): New builtins.
20733 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
20735 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
20737 PR tree-optimization/51513
20738 * tree-cfg.c (gimple_seq_unreachable_p): New function.
20739 (assert_unreachable_fallthru_edge_p): Use it.
20740 (group_case_labels_stmt): Likewise.
20741 * tree-cfg.h: Prototype it.
20742 * stmt.c: Include cfghooks.h and tree-cfg.h.
20743 (emit_case_dispatch_table) <gap_label>: New local variable.
20744 Use it to fill dispatch table gaps.
20745 Test for default_label before updating probabilities.
20746 (expand_case) <default_label>: Remove unneeded initialization.
20747 Test for unreachable default case statement and remove its edge.
20748 Set default_label accordingly.
20749 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
20751 2017-05-10 Carl Love <cel@us.ibm.com>
20753 * config/rs6000/rs6000-c: Add support for built-in functions
20754 vector signed char vec_neg (vector signed char)
20755 vector signed short int vec_neg (vector short int)
20756 vector signed int vec_neg (vector signed int)
20757 vector signed long long vec_neg (vector signed long long)
20758 vector float vec_neg (vector float)
20759 vector double vec_neg (vector double)
20760 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
20762 * config/rs6000/altivec.h: Add define for vec_neg
20763 * doc/extend.texi: Update the built-in documentation for the
20764 new built-in functions.
20766 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20768 PR tree-optimization/77644
20769 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
20771 2017-05-10 Nathan Sidwell <nathan@acm.org>
20773 * dumpfile.h (TDI_lang_all): New.
20774 (TDF_KIND): New. Renumber others
20775 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
20777 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
20779 (get_dump_file_name): Adjust suffix generation.
20780 (dump_enable_all): Use TDF_KIND.
20781 * doc/invoke.texi (-fdump-lang-all): Document.
20783 * dumpfile.h: Tabify.
20785 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
20788 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
20789 Move member access before delete.
20791 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
20793 * tree-inline.c (expand_call_inline): Split block at stmt
20796 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20799 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
20800 are now unused after splitting mov{sf,sd}_hardfloat.
20801 (f32_lr2): Likewise.
20802 (f32_lm): Likewise.
20803 (f32_lm2): Likewise.
20804 (f32_li): Likewise.
20805 (f32_li2): Likewise.
20806 (f32_lv): Likewise.
20807 (f32_sr): Likewise.
20808 (f32_sr2): Likewise.
20809 (f32_sm): Likewise.
20810 (f32_sm2): Likewise.
20811 (f32_si): Likewise.
20812 (f32_si2): Likewise.
20813 (f32_sv): Likewise.
20814 (f32_dm): Likewise.
20815 (f32_vsx): Likewise.
20816 (f32_av): Likewise.
20817 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
20818 For movsf, order stores so the VSX stores occur before the GPR
20819 store which encourages the register allocator to use a traditional
20820 FPR instead of a GPR. For movsd, order the stores so that the GPR
20821 store comes before the VSX stores to allow the power6 to work.
20822 This is due to the power6 not having a 32-bit integer store
20823 instruction from a FPR.
20824 (movsf_hardfloat): Likewise.
20825 (movsd_hardfloat): Likewise.
20827 2017-05-09 Martin Sebor <msebor@redhat.com>
20829 PR translation/80280
20830 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
20833 PR translation/80280
20834 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
20835 data member added in r247778.
20836 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
20838 2017-05-09 Nathan Sidwell <nathan@acm.org>
20840 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
20842 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
20845 2017-05-09 Marek Polacek <polacek@redhat.com>
20847 * doc/invoke.texi: Fix typo.
20849 2017-05-09 Richard Biener <rguenther@suse.de>
20851 * tree-vrp.c (vrp_val_is_max): Adjust comment.
20852 (vrp_val_is_min): Likewise.
20853 (set_value_range_to_value): Likewise.
20854 (set_value_range_to_nonnegative): Likewise.
20855 (gimple_assign_nonzero_p): Likewise.
20856 (gimple_stmt_nonzero_p): Likewise.
20857 (vrp_int_const_binop): Likewise. Remove unreachable case.
20858 (adjust_range_with_scev): Adjust comments.
20859 (compare_range_with_value): Likewise.
20860 (extract_range_from_phi_node): Likewise.
20861 (test_for_singularity): Likewise.
20863 2017-05-09 Richard Biener <rguenther@suse.de>
20865 * tree-vrp.c (get_single_symbol): Add assert that we don't
20866 get overflowed constants as invariant part.
20867 (compare_values_warnv): Add comment before the TREE_NO_WARNING
20868 checks. Use wi::cmp instead of recursing for integer constants.
20869 (compare_values): Just ignore whether we assumed undefined
20870 overflow instead of failing the compare.
20871 (extract_range_for_var_from_comparison_expr): Add comment before the
20872 TREE_NO_WARNING sets.
20873 (test_for_singularity): Likewise.
20874 (extract_range_from_comparison): Do not disable optimization
20875 when we assumed undefined overflow.
20876 (extract_range_basic): Remove init of unused var.
20878 2017-05-09 Richard Biener <rguenther@suse.de>
20880 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
20881 (extract_range_from_multiplicative_op_1): Adjust.
20882 (extract_range_from_binary_expr_1): Use int_const_binop.
20884 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
20887 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
20888 rs6000_store_data_bypass_p in seven define_bypass directives and
20889 in several comments.
20890 * config/rs6000/rs6000-protos.h: Add prototype for
20891 rs6000_store_data_bypass_p function.
20892 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
20893 function implements slightly different (rs6000-specific) semantics
20894 than store_data_bypass_p, returning false rather than aborting
20895 with assertion error when arguments do not satisfy the
20896 requirements of store data bypass.
20897 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
20898 rs6000_store_data_bypass_p.
20900 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
20902 * config/xtensa/xtensa-protos.h
20903 (xtensa_initial_elimination_offset): New declaration.
20904 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
20905 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
20906 macro definition, add case for FRAME_POINTER_REGNUM when
20907 FRAME_GROWS_DOWNWARD.
20908 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
20909 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
20910 xtensa_initial_elimination_offset.
20912 2017-05-08 Nathan Sidwell <nathan@acm.org>
20914 * doc/invoke.texi: Alphabetize -fdump options.
20916 2017-05-08 Martin Sebor <msebor@redhat.com>
20918 PR translation/80280
20919 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
20921 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
20923 * target.def (compute_frame_layout): New optional target hook.
20924 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
20925 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
20926 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
20928 * reload1.c (verify_initial_elim_offsets): Likewise.
20929 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
20930 (use_simple_return_p): Call arm_compute_frame_layout if needed.
20931 (arm_get_frame_offsets): Split up into this ...
20932 (arm_compute_frame_layout): ... and this function.
20934 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
20936 * config/aarch64/constraints.md (Usa): New constraint.
20937 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
20939 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
20941 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
20942 with_multilib_list after it has been checked.
20944 2017-05-08 Richard Biener <rguenther@suse.de>
20946 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
20947 (bitmap_set_subtract_values): Likewise.
20949 2017-05-08 Richard Biener <rguenther@suse.de>
20951 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
20952 (gimple_assign_nonzero): ... this and remove strict_overflow_p
20954 (gimple_stmt_nonzero_warnv_p): Rename to ...
20955 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
20957 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
20958 (extract_range_basic): Adjust, do not disable propagation on
20959 strict overflow sensitive simplification.
20960 (vrp_visit_cond_stmt): Likewise.
20962 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
20964 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
20965 body size unconditionally.
20967 2017-05-07 Jeff Law <law@redhat.com>
20970 2017-05-06 Jeff Law <law@redhat.com>
20971 PR tree-optimization/78496
20972 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
20975 PR tree-optimization/78496
20976 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
20977 (simplify_stmt_using_ranges): Call it.
20978 (vrp_dom_walker::before_dom_children): Extract equivalences
20979 from an ASSERT_EXPR with an equality comparison against a
20982 2017-05-06 Jeff Law <law@redhat.com>
20984 PR tree-optimization/78496
20985 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
20988 PR tree-optimization/78496
20989 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
20990 (simplify_stmt_using_ranges): Call it.
20991 (vrp_dom_walker::before_dom_children): Extract equivalences
20992 from an ASSERT_EXPR with an equality comparison against a
20995 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
20997 * lra-constraints.c (lra_copy_reg_equiv): New function.
20998 (split_reg): Use it to copy equivalence information from the
20999 original register to the spill register.
21001 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
21003 PR rtl-optimization/75964
21004 * simplify-rtx.c (simplify_const_relational_operation): Remove
21005 invalid handling of comparisons of integer ABS.
21007 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
21009 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
21010 initialize to zero.
21011 (init_regs): Remove declaration.
21012 (function_arg_advance_32): Initialize error_p as boolean variable.
21014 2017-05-05 Nathan Sidwell <nathan@acm.org>
21016 * store-motion.c (remove_reachable_equiv_notes): Reformat long
21017 lines. Use for (;;).
21019 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21021 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
21022 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
21023 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
21024 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
21025 VF=2 that require versioning.
21027 2017-05-05 David Malcolm <dmalcolm@redhat.com>
21029 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
21032 2017-05-05 David Malcolm <dmalcolm@redhat.com>
21034 * diagnostic.h (diagnostic_override_option_index): Convert from
21035 macro to inline function.
21037 2017-05-05 David Malcolm <dmalcolm@redhat.com>
21039 * diagnostic.c (last_module_changed_p): New function.
21040 (set_last_module): New function.
21041 (diagnostic_report_current_module): Convert macro usage to
21042 the above functions.
21043 * diagnostic.h (diagnostic_context::last_module): Strengthen
21044 from const line_map * to const line_map_ordinary *.
21045 (diagnostic_last_module_changed): Delete macro.
21046 (diagnostic_set_last_module): Delete macro.
21048 2017-05-05 David Malcolm <dmalcolm@redhat.com>
21050 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
21051 with diagnostic_report_diagnostic.
21052 (diagnostic_n_impl_richloc): Likewise.
21053 * diagnostic.h (report_diagnostic): Delete macro.
21054 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
21055 with diagnostic_report_diagnostic.
21056 * substring-locations.c (format_warning_va): Likewise.
21058 2017-05-05 David Malcolm <dmalcolm@redhat.com>
21060 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
21061 save/restor of format_spec. Move option-printing code to...
21062 (print_option_information): ...this new function, and
21063 reimplement by simply printing to the pretty_printer,
21064 rather than appending to the format string.
21066 2017-05-05 David Malcolm <dmalcolm@redhat.com>
21068 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
21069 handling logic into...
21070 (update_effective_level_from_pragmas): ...this new function.
21072 2017-05-04 Andrew Waterman <andrew@sifive.com>
21074 * config/riscv/riscv.opt (mstrict-align): New option.
21075 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
21076 (SLOW_UNALIGNED_ACCESS): Define.
21077 (riscv_slow_unaligned_access): Declare.
21078 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
21080 (riscv_slow_unaligned_access): New variable.
21081 (rocket_tune_info): Set slow_unaligned_access to true.
21082 (optimize_size_tune_info): Set slow_unaligned_access to false.
21083 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
21084 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
21085 (riscv_option_override): Set riscv_slow_unaligned_access.
21086 * doc/invoke.texi: Add -mstrict-align to RISC-V.
21088 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
21090 * config/riscv/riscv.md: Unify indentation.
21092 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
21097 * config/rs6000/rs6000.md (u code attribute): Add FIX and
21099 (extendsi<mode>2): Add support for doing sign extension via
21100 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
21101 don't have ISA 3.0 instructions.
21102 (extendsi<mode>2 splitter): Likewise.
21103 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
21104 generate the normal insns since SImode can now go in vector
21105 registers. Disallow the special UNSPECs needed for previous
21106 machines to hide SImode being used. Add new insns
21107 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
21108 (fix_trunc<mode>si2_stfiwx): Likewise.
21109 (fix_trunc<mode>si2_internal): Likewise.
21110 (fixuns_trunc<mode>si2): Likewise.
21111 (fixuns_trunc<mode>si2_stfiwx): Likewise.
21112 (fctiw<u>z_<mode>_smallint): Likewise.
21113 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
21114 of floating point to 32-bit integer from doing a direct move to
21115 the GPR registers to do a store.
21116 (fctiwz_<mode>): Break long line.
21118 2017-05-05 Bin Cheng <bin.cheng@arm.com>
21120 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
21121 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
21122 (addr_list, addr_offset_valid_p): New.
21123 (split_address_groups): Check offset validity with above function.
21124 (gt-tree-ssa-loop-ivopts.h): Include header file.
21126 2017-05-05 Nathan Sidwell <nathan@acm.org>
21128 * config.gcc (arm*-*-*): Add missing 'fi'.
21130 2017-05-05 Steve Ellcey <sellcey@cavium.com>
21132 * doc/invoke.texi (-fopt-info): Explicitly say order of options
21133 included in -fopt-info does not matter.
21134 * doc/optinfo.texi (-fopt-info): Fix description of default
21135 behavour. Explicitly say order of options included in -fopt-info
21138 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
21140 * config.gcc: Allow combinations of aprofile and rmprofile values for
21141 --with-multilib-list.
21142 * config/arm/t-multilib: New file.
21143 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
21144 variables. Remove setting of ISA and floating-point ABI in
21145 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
21146 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
21147 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
21148 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
21150 * config/arm/t-rmprofile: Likewise except for the matches changes.
21151 * doc/install.texi (--with-multilib-list): Document the combination of
21152 aprofile and rmprofile values and warn about pitfalls in doing that.
21154 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
21156 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
21157 (movdi_aarch64): Likewise.
21159 2017-05-05 Jakub Jelinek <jakub@redhat.com>
21161 PR tree-optimization/80632
21162 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
21164 (build_arrays): Initialize it for virtual phis.
21165 (fix_phi_nodes): Use it for virtual phis.
21167 PR tree-optimization/80558
21168 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
21169 [x, y] op z into [x op, y op z] for op & or | if conditions
21172 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
21173 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
21176 * config/arm/arm.md (use_literal_pool): Remove.
21177 (64-bit immediate split): No longer takes cost into consideration
21178 if arm_disable_literal_pool is enabled.
21179 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
21180 used when arm_disable_literal_pool is enabled.
21181 (arm_max_const_double_inline_cost): Remove use of
21182 arm_disable_literal_pool.
21183 (push_minipool_fix): Add assert.
21184 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
21185 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
21186 (no_literal_pool_sf_immediate): New.
21188 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21190 PR tree-optimization/80613
21191 * tree-ssa-dce.c (propagate_necessity): Remove cases for
21192 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
21194 2017-05-05 Richard Biener <rguenther@suse.de>
21196 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
21198 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
21200 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
21201 of this flag from insn conditions due to removal from r247495.
21203 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
21205 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
21207 (arm_early_store_addr_dep_ptr): Likewise.
21208 * config/arm/aarch-common-protos.h
21209 (arm_early_load_addr_dep_ptr): Add prototype.
21210 (arm_early_store_addr_dep_ptr): Likewise.
21211 * config/arm/cortex-a53.md: Add new bypasses.
21213 2017-05-05 Jakub Jelinek <jakub@redhat.com>
21215 * tree.c (next_type_uid): Change type to unsigned.
21216 (type_hash_canon): Decrement back next_type_uid if
21217 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
21218 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
21221 2017-05-04 Martin Sebor <msebor@redhat.com>
21223 * builtins.c: Fix a trivial typo in a comment.
21225 PR middle-end/79234
21226 * builtins.c (check_sizes): Adjust to handle reading past the end.
21227 Avoid printing excessive upper bound of ranges. Use %E to print
21228 tree nodes instead of converting them to %wu.
21229 (expand_builtin_memchr): New function.
21230 (compute_dest_size): Rename...
21231 (compute_objsize): ...to this.
21232 (expand_builtin_memcpy): Adjust.
21233 (expand_builtin_mempcpy): Adjust.
21234 (expand_builtin_strcat): Adjust.
21235 (expand_builtin_strcpy): Adjust.
21236 (check_strncat_sizes): Adjust.
21237 (expand_builtin_strncat): Adjust.
21238 (expand_builtin_strncpy): Adjust and simplify.
21239 (expand_builtin_memset): Adjust.
21240 (expand_builtin_bzero): Adjust.
21241 (expand_builtin_memcmp): Adjust.
21242 (expand_builtin): Handle memcmp.
21243 (maybe_emit_chk_warning): Check strncat just once.
21245 2017-05-04 Martin Sebor <msebor@redhat.com>
21247 PR preprocessor/79214
21248 PR middle-end/79222
21249 PR middle-end/79223
21250 * builtins.c (check_sizes): Add inlining context and issue
21251 warnings even when -Wno-system-headers is set.
21252 (check_strncat_sizes): Same.
21253 (expand_builtin_strncat): Same.
21254 (expand_builtin_memmove): New function.
21255 (expand_builtin_stpncpy): Same.
21256 (expand_builtin): Handle memmove and stpncpy.
21258 2017-05-04 Bin Cheng <bin.cheng@arm.com>
21260 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
21261 which is not used any more.
21263 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
21265 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
21267 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
21269 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
21270 (cortexa53_tunings): Likewise.
21271 (cortexa57_tunings): Likewise.
21272 (cortexa72_tunings): Likewise.
21273 (cortexa73_tunings): Likewise.
21275 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
21277 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
21278 Set loop alignment to 8.
21280 2017-05-04 Martin Sebor <msebor@redhat.com>
21282 PR translation/80280
21283 * builtins.c (expand_builtin_object_size): Add missing quoting to
21284 %D and like directives.
21285 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
21286 (hsa_type_for_tree_type): Same.
21287 (verify_function_arguments): Same.
21288 * symtab.c (symbol_table::change_decl_assembler_name): Same.
21289 * varasm.c (get_section): Same.
21292 2017-05-04 Martin Sebor <msebor@redhat.com>
21294 PR translation/80280
21295 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
21297 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
21299 * config/aarch64/aarch64.c (generic_addrcost_table):
21300 Change HI/TI mode setting.
21302 2017-05-04 Martin Jambor <mjambor@suse.cz>
21304 PR tree-optimization/80622
21305 * tree-sra.c (comes_initialized_p): New function.
21306 (build_accesses_from_assign): Only set write lazily when
21307 comes_initialized_p is false.
21308 (analyze_access_subtree): Use comes_initialized_p.
21309 (propagate_subaccesses_across_link): Assert !comes_initialized_p
21310 instead of testing for PARM_DECL.
21312 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21314 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
21315 constraint on operand 0 to allow more general addressing modes.
21316 Adjust output template.
21317 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
21319 * config/aarch64/aarch64-protos.h
21320 (aarch64_address_valid_for_prefetch_p): Declare prototype.
21321 * config/aarch64/constraints.md (Dp): New address constraint.
21322 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
21325 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
21327 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
21328 update use of estimate_ipcp_clone_size_and_time.
21329 (estimate_local_effects): Update use of
21330 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
21331 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
21332 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
21333 Return nonspecialized time.
21335 2017-05-04 Richard Biener <rguenther@suse.de>
21337 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
21338 for the last VUSE which def dominates the PHI. Directly call
21340 (get_continuation_for_phi_1): Remove.
21342 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
21344 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
21345 to explain the use of truncating division. Cap the number of
21346 iterations to the maximum given by nb_iterations_upper_bound,
21349 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21351 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
21352 * configure: Regenerate.
21353 * config.in: Regenerate.
21354 * config/i386/driver-mingw32.c: new file.
21355 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
21356 * config.host: Link driver-mingw32.o on MinGW host.
21357 * doc/install.texi: Document new --enable-mingw-wildcard configure
21360 2017-05-04 Marek Polacek <polacek@redhat.com>
21362 PR tree-optimization/80612
21363 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
21365 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
21366 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
21368 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
21369 (movt splitter): Likewise.
21370 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
21371 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
21372 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
21373 block for Thumb-1 with MOVT.
21374 (thumb2_legitimate_address_p): Move code block ...
21375 (can_avoid_literal_pool_for_label_p): ... into this new function.
21376 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
21378 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
21379 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
21380 "M-profile targets with the MOVT instruction".
21382 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
21384 * config/arm/arm-builtins.c (arm_init_builtins): Rename
21385 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
21386 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
21388 2017-05-04 Martin Liska <mliska@suse.cz>
21390 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
21391 variable cond_code.
21393 2017-05-04 Richard Biener <rguenther@suse.de>
21395 * tree.c (array_at_struct_end_p): Handle arrays at struct
21396 end with flexarrays more conservatively. Refactor and treat
21397 arrays of arrays or aggregates more strict. Fix
21398 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
21399 * tree.c (array_at_struct_end_p): Adjust prototype.
21400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
21401 * gimple-fold.c (get_range_strlen): Likewise.
21402 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
21404 2017-05-04 Richard Biener <rguenther@suse.de>
21406 PR tree-optimization/31130
21407 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
21409 (supports_overflow_infinity): Likewise.
21410 (is_negative_overflow_infinity): Likewise.
21411 (is_positive_overflow_infinity): Likewise.
21412 (is_overflow_infinity): Likewise.
21413 (stmt_overflow_infinity): Likewise.
21414 (overflow_infinity_range_p): Likewise.
21415 (usable_range_p): Remove as always returning true.
21416 (make_overflow_infinity): Remove.
21417 (negative_overflow_infinity): Likewise.
21418 (positive_overflow_infinity): Likewise.
21419 (avoid_overflow_infinity): Likewise.
21420 (set_value_range): Adjust accordingly.
21421 (set_value_range_to_nonnegative): Likewise, remove now unused
21422 overflow_infinity arg.
21423 (vrp_operand_equal_p): Adjust.
21424 (update_value_range): Likewise.
21425 (range_int_cst_singleton_p): Likewise.
21426 (operand_less_p): Likewise.
21427 (compare_values_warnv): Likewise.
21428 (extract_range_for_var_from_comparison_expr): Likewise.
21429 (vrp_int_const_binop): Likewise.
21430 (zero_nonzero_bits_from_vr): Likewise.
21431 (extract_range_from_multiplicative_op_1): Likewise.
21432 (extract_range_from_binary_expr_1): Likewise.
21433 (extract_range_from_unary_expr): Likewise.
21434 (extract_range_from_comparison): Likewise.
21435 (extract_range_basic): Likewise.
21436 (adjust_range_with_scev): Likewise.
21437 (compare_ranges): Likewise.
21438 (compare_range_with_value): Likewise.
21439 (dump_value_range): Likewise.
21440 (test_for_singularity): Likewise, remove strict_overflow_p parameter
21442 (simplify_cond_using_ranges): Adjust.
21444 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
21446 * brig-builtins.def: Added a builtin for class_f64.
21447 * builtin-types.def: Added a builtin type needed by class_f64.
21449 2017-05-03 Jason Merrill <jason@redhat.com>
21451 * timevar.def: Add TV_CONSTEXPR.
21453 2017-05-03 David Malcolm <dmalcolm@redhat.com>
21455 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
21457 2017-05-03 Martin Jambor <mjambor@suse.cz>
21459 * ipa-prop.c (ipa_update_after_lto_read): Removed.
21460 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
21461 * ipa-cp.c (ipcp_propagate_stage): Do not call
21462 ipa_update_after_lto_read.
21463 * ipa-inline.c (ipa_inline): Likewise.
21465 2017-05-03 Martin Jambor <mjambor@suse.cz>
21467 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
21468 tag. Added a default constructor and a destructor.
21469 (ipa_edge_args_sum_t): New class;
21470 (ipa_edge_args_sum): Declare.
21471 (ipa_edge_args_vector): Remove declaration.
21472 (IPA_EDGE_REF): Use ipa_edge_args_sum.
21473 (ipa_free_edge_args_substructures): Remove declaration.
21474 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
21475 (ipa_edge_args_info_available_for_edge_p): Likewise.
21476 * ipa-prop.c (ipa_edge_args_vector): Removed.
21477 (edge_removal_hook_holder): Likewise.
21478 (edge_duplication_hook_holder): Likewise.
21479 (ipa_edge_args_sum): New variable.
21480 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
21481 ipa_edge_args_vector.
21482 (ipa_free_edge_args_substructures): Likewise.
21483 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
21484 ipa_edge_args_vector.
21485 (ipa_edge_removal_hook): Turned into method
21486 ipa_edge_args_sum_t::remove.
21487 (ipa_edge_duplication_hook): Turned into method
21488 ipa_edge_args_sum_t::duplicate.
21489 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
21490 registering edge hooks.
21491 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
21492 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
21493 ipa_edge_args_sum instead of ipa_edge_args_vector.
21494 * ipa-profile.c (ipa_profile): Likewise.
21496 2017-05-03 Martin Jambor <mjambor@suse.cz>
21498 * symbol-summary.h (function_summary): New method exists.
21499 (function_summary::symtab_removal): Deallocate through release.
21500 (call_summary): New class.
21501 (gt_ggc_mx): New overload.
21502 (gt_pch_nx): Likewise.
21503 (gt_pch_nx): Likewise.
21505 2017-05-03 Jeff Law <law@redhat.com>
21507 PR tree-optimization/78496
21508 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
21509 from simplify_cond_using_ranges. Split off code to walk
21510 backwards through casts into ...
21511 (simplify_cond_using_ranges_2): New function.
21512 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
21513 (execute_vrp): After identifying jump threads, call
21514 simplify_cond_using_ranges_2.
21516 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
21519 * ipa-inline.h (inline_summary): Add ctor.
21520 (create_ggc): Do not use ggc_cleared_alloc.
21522 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
21523 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21525 * gcc.c (handle_braces): Support escaping in switch matching
21527 * doc/invoke.texi (Spec Files): Document it.
21528 Remove superfluous @code markup in items.
21530 2017-05-03 David Malcolm <dmalcolm@redhat.com>
21532 * diagnostic-show-locus.c (struct column_range): New struct.
21533 (get_affected_columns): New function.
21534 (get_printed_columns): New function.
21535 (struct correction): New struct.
21536 (correction::ensure_capacity): New function.
21537 (correction::ensure_terminated): New function.
21538 (struct line_corrections): New struct.
21539 (line_corrections::~line_corrections): New dtor.
21540 (line_corrections::add_hint): New function.
21541 (layout::print_trailing_fixits): Reimplement in terms of the new
21543 (selftest::test_overlapped_fixit_printing): New function.
21544 (selftest::diagnostic_show_locus_c_tests): Call it.
21546 2017-05-03 Nathan Sidwell <nathan@acm.org>
21548 Canonicalize canonical type hashing
21549 * tree.h (type_hash_canon_hash): Declare.
21550 * tree.c (type_hash_list, attribute_hash_list): Move into
21551 type_hash_canon_hash.
21552 (build_type_attribute_qual_variant): Break out hash code calc into
21553 type_hash_canon_hash.
21554 (type_hash_canon_hash): New. Generic type hash computation.
21555 (build_range_type_1, build_array_type_1, build_function_type,
21556 build_method_type_directly, build_offset_type, build_complex_type,
21557 make_vector_type): Call it.
21559 2017-05-03 Richard Biener <rguenther@suse.de>
21561 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
21562 When all DRs have unknown misaligned do not always peel
21563 when there is a store but apply the same costing model as if
21564 there were only loads.
21566 2017-05-03 Richard Biener <rguenther@suse.de>
21569 PR tree-optimization/80492
21570 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
21571 compare_base_decls returning dont-know properly.
21573 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
21575 * config/arm/iterators.md (CCSI): New mode iterator.
21576 (arch): New mode attribute.
21577 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
21578 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
21579 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
21580 code iterator for success result mode.
21581 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
21582 the corresponding new insn generators.
21584 2017-05-03 Bin Cheng <bin.cheng@arm.com>
21587 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21588 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
21590 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
21592 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
21593 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
21594 (DDR_A): Wrap DDR argument in brackets.
21595 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
21596 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
21597 (DDR_REVERSED_P): Likewise.
21599 2017-05-03 Jakub Jelinek <jakub@redhat.com>
21601 PR tree-optimization/79472
21602 * tree-switch-conversion.c (struct switch_conv_info): Add
21603 contiguous_range and default_case_nonstandard fields.
21604 (collect_switch_conv_info): Compute contiguous_range and
21605 default_case_nonstandard fields, don't clear final_bb if
21606 contiguous_range and only the default case doesn't have the required
21608 (check_all_empty_except_final): Set default_case_nonstandard instead
21609 of failing if contiguous_range and the default case doesn't have empty
21611 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
21612 and only the default case doesn't have the required constants. Skip
21614 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
21615 if default_case_nonstandard.
21616 (build_constructors): Build constant 1 just once. Assert that default
21617 values aren't inserted in between cases if contiguous_range. Skip
21619 (build_arrays): Skip virtual phis.
21620 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
21621 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
21622 Handle virtual phis.
21623 (gen_inbound_check): Handle default_case_nonstandard case.
21624 (process_switch): Adjust check_final_bb caller. Call
21625 gather_default_values with the first non-default case instead of
21626 default case if default_case_nonstandard.
21628 2017-05-02 Nathan Sidwell <nathan@acm.org>
21630 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
21631 check. Fix formatting.
21633 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
21635 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
21636 errors when comparing specialized and unspecialized times.
21638 2017-05-02 David Malcolm <dmalcolm@redhat.com>
21640 * diagnostic-show-locus.c
21641 (layout::should_print_annotation_line_p): Make private.
21642 (layout::print_annotation_line): Make private.
21643 (layout::annotation_line_showed_range_p): Make private.
21644 (layout::show_ruler): Make private.
21645 (layout::print_source_line): Make private. Pass in line and
21646 line_width, rather than calling location_get_source_line. Drop
21648 (layout::print_leading_fixits): New method.
21649 (layout::print_any_fixits): Rename to...
21650 (layout::print_trailing_fixits): ...this, and make private.
21651 Don't print newline fixits.
21652 (diagnostic_show_locus): Move logic for printing one row into...
21653 (layout::print_line): ...this new function. Move the
21654 location_get_source_line call and error-handling from
21655 print_source_line to here. Call print_leading_fixits, and rename
21656 print_any_fixits to print_trailing_fixits.
21657 (selftest::test_fixit_insert_containing_newline): Update now that
21658 newlines are partially supported.
21659 (selftest::test_fixit_insert_containing_newline_2): New test.
21660 (selftest::test_fixit_replace_containing_newline): Update comments.
21661 (selftest::diagnostic_show_locus_c_tests): Call the new test.
21662 * edit-context.c (class added_line): New class.
21663 (class edited_line): Describe newline handling in comment.
21664 (edited_line::actually_edited_p): New method.
21665 (edited_line::print_content): Delete redundant decl.
21666 (edited_line::m_predecessors): New field.
21667 (edited_file::print_content): Call edited_line::print_content.
21668 (edited_file::print_diff): Update to support newlines.
21669 (edited_file::print_diff_hunk): Likewise.
21670 (edited_file::print_run_of_changed_lines): New function.
21671 (edited_file::print_diff_line): Convert to...
21672 (print_diff_line): ...this.
21673 (edited_file::get_effective_line_count): New function.
21674 (edited_line::edited_line): Initialize new field m_predecessors.
21675 (edited_line::~edited_line): Clean up m_predecessors.
21676 (edited_line::apply_fixit): Handle newlines.
21677 (edited_line::get_effective_line_count): New function.
21678 (edited_line::print_content): New function.
21679 (edited_line::print_diff_lines): New function.
21680 (selftest::test_applying_fixits_insert_containing_newline): New
21682 (selftest::test_applying_fixits_replace_containing_newline): New
21684 (selftest::insert_line): New function.
21685 (selftest::test_applying_fixits_multiple_lines): Add example of
21687 (selftest::edit_context_c_tests): Call the new tests.
21689 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21691 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
21692 parameter cand. Update dump information.
21693 (get_computation_cost): Update uses.
21695 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21697 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
21698 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
21699 (get_computation_at, rewrite_use_address): Update use of
21700 get_computation_aff.
21702 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21704 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
21705 (get_computation): Delete.
21706 (get_computation_cost): Implement like get_computation_cost_at.
21707 Use get_computation_at.
21708 (get_computation_cost_at): Delete.
21709 (rewrite_use_nonlinear_expr): Use get_computation_at.
21710 (rewrite_use_compare, remove_unused_ivs): Ditto.
21712 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21714 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
21716 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21718 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
21719 (ivopts_global_cost_for_size): Rename parameter and update uses.
21720 (iv_ca_recount_cost): Update uses.
21721 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
21722 candidates seperately in n_invs and n_cands.
21723 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
21725 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21727 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
21728 (find_inv_vars_cb): New.
21729 (find_depends): Renamed to ...
21730 (find_inv_vars): ... this.
21731 (add_candidate_1, force_var_cost): Call find_inv_vars.
21732 (split_address_cost, determine_group_iv_cost_cond): Ditto.
21734 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21736 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
21737 inv_vars. Add inv_exprs.
21738 (struct iv_cand): Rename depends_on to inv_vars.
21739 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
21740 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
21741 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
21742 (dump_cand): Dump inv_vars.
21743 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
21744 (record_invariant, find_depends, add_candidate_1): Ditto.
21745 (set_group_iv_cost, force_var_cost): Ditto.
21746 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
21747 (get_computation_cost_at, get_computation_cost): Ditto.
21748 (determine_group_iv_cost_generic): Ditto.
21749 (determine_group_iv_cost_address): Ditto.
21750 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
21751 (determine_group_iv_costs): Ditto.
21752 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
21753 (iv_ca_set_remove_invariants): Renamed to ...
21754 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
21755 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
21756 (iv_ca_set_add_invariants): Renamed to ...
21757 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
21758 (iv_ca_set_cp): Use iv_ca_set_add_invs.
21759 (iv_ca_has_deps): Support inv_vars and inv_exprs.
21760 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
21761 (create_new_ivs): Remove useless dump.
21763 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21765 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
21767 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
21768 (iv_ca_set_no_cp, create_new_iv): Ditto.
21770 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21772 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
21774 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
21776 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
21777 function tree_check2.
21779 2017-05-02 Martin Liska <mliska@suse.cz>
21781 * doc/gcov.texi: Add missing preposition.
21782 * gcov.c (function_info::function_info): Properly fill up
21783 all member variables.
21785 2017-05-02 Tamar Christina <tamar.christina@arm.com>
21787 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
21789 2017-05-02 Tamar Christina <tamar.christina@arm.com>
21791 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
21793 2017-05-02 Martin Liska <mliska@suse.cz>
21796 * lto-streamer-in.c (lto_read_tree_1): Remove
21797 LTO_STREAMER_DEBUG.
21798 * lto-streamer.c (struct tree_hash_entry): Likewise.
21799 (struct tree_entry_hasher): Likewise.
21800 (tree_entry_hasher::hash): Likewise.
21801 (tree_entry_hasher::equal): Likewise.
21802 (lto_streamer_init): Likewise.
21803 (lto_orig_address_map): Likewise.
21804 (lto_orig_address_get): Likewise.
21805 (lto_orig_address_remove): Likewise.
21806 * lto-streamer.h: Likewise.
21807 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
21808 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
21810 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
21812 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
21813 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
21814 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
21815 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
21816 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
21817 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
21818 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
21819 (mm_maskz_sub_ss): New intrinsics.
21820 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
21821 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
21822 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
21823 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
21824 (__builtin_ia32_subss_mask_round): New builtins.
21825 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
21826 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
21827 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
21829 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
21830 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
21832 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
21835 2017-05-02 Martin Jambor <mjambor@suse.cz>
21837 PR tree-optimization/78687
21838 * tree-sra.c (access): New field parent.
21839 (process_subtree_disqualification): New function.
21840 (disqualify_candidate): Call it.
21841 (build_accesses_from_assign): Reset write flag if creating an
21843 (build_access_subtree): Fill in parent field and also prpagate
21844 down grp_write flag.
21845 (create_artificial_child_access): New parameter set_grp_write, set
21846 grp_write to its value.
21847 (propagate_subaccesses_across_link): Also propagate grp_write flag
21849 (propagate_all_subaccesses): Push the closest parent back to work
21850 queue if add_access_to_work_queue returned true.
21852 2017-05-02 Richard Biener <rguenther@suse.de>
21854 * common.opt (fstrict-overflow): Alias negative to fwrapv.
21855 * doc/invoke.texi (fstrict-overflow): Remove all traces of
21856 -fstrict-overflow documentation.
21857 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
21858 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
21859 flag_strict_overflow.
21860 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
21861 * lto-opts.c (lto_write_options): Do not stream it.
21862 * lto-wrapper.c (merge_and_complain): Do not handle it.
21863 * opts.c (default_options_table): Do not set -fstrict-overflow.
21864 (finish_options): Likewise do not clear it when sanitizing.
21865 * simplify-rtx.c (simplify_const_relational_operation): Do not
21866 test flag_strict_overflow.
21868 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
21870 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
21871 using enabled attribute.
21872 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
21873 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
21874 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
21875 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
21876 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
21877 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
21878 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
21879 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
21880 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
21881 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
21883 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
21885 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
21887 2017-05-02 Richard Biener <rguenther@suse.de>
21889 PR tree-optimization/80591
21891 2017-04-10 Richard Biener <rguenther@suse.de>
21893 * tree-ssa-structalias.c (find_func_aliases): Properly handle
21896 2017-05-02 Richard Biener <rguenther@suse.de>
21898 PR tree-optimization/80549
21899 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
21900 (cleanup_tree_cfg_noloop): Create forwarders to known loop
21901 headers if they do not have a preheader.
21903 2017-05-02 Martin Liska <mliska@suse.cz>
21906 * common.opt: Fix typo.
21907 * doc/invoke.texi: Likewise.
21909 2017-05-01 Jan Beulich <jbeulich@suse.com>
21911 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
21912 swapping, add (x,x,m,x,n) alternative.
21914 2017-05-01 Nathan Sidwell <nathan@acm.org>
21916 * calls.c (combine_pending_stack_adjustment_and_call): Remove
21917 unnecessary unadjusted_alignment check.
21919 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
21922 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
21924 * gimplify.c (gimplify_cilk_detach): New function.
21925 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
21926 * tree-core.h: Document EXPR_CILK_SPAWN.
21927 * tree.h (EXPR_CILK_SPAWN): Define.
21929 2017-05-01 David Malcolm <dmalcolm@redhat.com>
21931 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
21932 to use new fixit_hint representation, using the "replace" logic.
21933 (get_line_span_for_fixit_hint): Likewise.
21934 (layout::print_any_fixits): Likewise.
21935 (selftest::test_one_liner_many_fixits): Rename to...
21936 (selftest::test_one_liner_many_fixits_1): ...this, and update
21937 comment and expected output to reflect that the multiple fix-it
21938 hints are now consolidated into one insertion.
21939 (selftest::test_one_liner_many_fixits_2): New test.
21940 (selftest::test_diagnostic_show_locus_one_liner): Update for
21942 (selftest::test_fixit_consolidation): Update for fix-it API
21944 * diagnostic.c (print_parseable_fixits): Likewise.
21945 * edit-context.c (edited_line::m_line_events): Convert from
21946 auto_vec <line_event *> to auto_vec <line_event>.
21947 (class line_event): Convert from abstract base class to a concrete
21948 class, taking over the role of replace_event.
21949 (class insert_event): Delete.
21950 (class replace_event): Rename to class line_event. Convert to
21952 (edit_context::add_fixits): Reimplement.
21953 (edit_context::apply_insert): Delete.
21954 (edit_context::apply_replace): Rename to...
21955 (edit_context::apply_fixit): ...this. Convert to half-open range.
21956 (edited_file::apply_insert): Delete.
21957 (edited_file::apply_replace): Rename to...
21958 (edited_file::apply_fixit): ...this.
21959 (edited_line::~edited_line): Drop deletion of events.
21960 (edited_line::apply_insert): Delete.
21961 (edited_line::apply_replace): Rename to...
21962 (edited_line::apply_fixit): ...this. Convert to half-open range.
21963 Update for change to type of m_line_events.
21964 * edit-context.h (edit_context::apply_insert): Delete.
21965 (edit_context::apply_replace): Rename to...
21966 (edit_context::apply_fixit): ...this.
21968 2017-05-01 Martin Sebor <msebor@redhat.com>
21970 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
21973 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
21976 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
21977 __get_cpuid_max returns 0.
21978 (__get_cpuid_count): Ditto.
21980 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
21982 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
21983 replacement expression is another instance of one of its arguments.
21985 2017-05-01 Jakub Jelinek <jakub@redhat.com>
21988 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
21989 check for stack push/pop autoinc.
21990 * config/i386/i386.c (ix86_agi_dependent): Return false
21991 if the only reason why modified_in_p returned true is that
21992 addr is SP based and set_insn is a push or pop.
21994 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
21996 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
21999 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
22002 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
22003 (account_size_time): Use two predicates - exec_pred and
22005 (evaluate_conditions_for_known_args): Compute both clause and
22007 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
22008 (inline_summary_t::duplicate): Update.
22009 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
22011 (compute_inline_parameters): Likewise.
22012 (estimate_edge_size_and_time): Update caluclation of time.
22013 (estimate_node_size_and_time): Compute both time and nonspecialized
22015 (estimate_ipcp_clone_size_and_time): Update.
22016 (inline_merge_summary): Update.
22017 (do_estimate_edge_time): Update.
22018 (do_estimate_edge_size): Update.
22019 (do_estimate_edge_hints): Update.
22020 (inline_read_section, inline_write_summary): Stream both new predicates.
22021 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
22023 (compute_inlined_call_time): Cleanup.
22024 (big_speedup_p): Update.
22025 (edge_badness): Update.
22026 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
22027 (size_time_entry): Replace predicate by exec_predicate and
22028 nonconst_predicate.
22029 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
22030 (estimate_edge_time): Return also nonspec_time.
22031 (reset_edge_growth_cache): Update.
22033 2017-04-29 Jakub Jelinek <jakub@redhat.com>
22035 PR rtl-optimization/80491
22036 * ifcvt.c (noce_process_if_block): When looking for x setter
22037 with missing else_bb, don't check only the insn right before
22038 cond_earliest, but look for the last insn that x is modified in
22039 within the same bb.
22041 PR rtl-optimization/80491
22042 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
22044 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
22046 PR tree-optimization/80487
22047 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
22049 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22051 PR tree-optimization/79697
22052 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
22053 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
22054 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
22056 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
22057 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
22059 2017-04-28 Martin Sebor <msebor@redhat.com>
22061 PR tree-optimization/80523
22062 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
22063 (init_target_to_host_charmap, target_to_host, target_strtol10): New
22065 (maybe_warn, format_directive, parse_directive): Use new functions.
22066 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
22068 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
22070 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
22072 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
22074 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
22075 target_header_dir): Set correctly.
22076 * configure: Regenerated.
22077 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
22078 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
22079 instead of SYSTEM_HEADER_DIR.
22081 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
22083 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
22084 (estimate_local_effects): Likewise.
22085 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
22086 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
22087 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
22088 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
22089 do_estimate_edge_time, estimate_edge_time): Likewise.
22090 * ipa-inline-analysis.c (estimate_node_size_and_time,
22091 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
22092 (estimate_time_after_inlining): Remove.
22094 2017-04-28 Martin Liska <mliska@suse.cz>
22096 * doc/gcov.texi: Enhance documentation of gcov.
22098 2017-04-28 Martin Liska <mliska@suse.cz>
22100 * doc/gcov.texi: Sort options in alphabetic order.
22101 * doc/gcov-dump.texi: Likewise.
22102 * doc/gcov-tool.texi: Likewise.
22103 * gcov.c (print_usage): Likewise.
22104 * gcov-dump.c (print_usage): Likewise.
22105 * gcov-tool.c (print_merge_usage_message): Likewise.
22106 (print_rewrite_usage_message): Likewise.
22107 (print_overlap_usage_message): Likewise.
22109 2017-04-28 Martin Liska <mliska@suse.cz>
22111 PR gcov-profile/53915
22112 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
22114 2017-04-28 Martin Liska <mliska@suse.cz>
22116 PR gcov-profile/79891
22117 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
22118 is marked by compiler as living on a line.
22119 (get_cycles_count): Remove usage of the union.
22120 (output_intermediate_file): Likewise.
22121 (find_source): Fix GNU coding style.
22122 (accumulate_line_counts): Remove old non-all block mode.
22123 (output_lines): Remove usage of the union.
22124 * profile.c (output_location): Include all BBs, even if
22125 belonging to a same line (and file) as a previous BB.
22127 2017-04-28 Martin Liska <mliska@suse.cz>
22129 * gcov.c (process_args): Handle new argument 'w'.
22130 (read_graph_file): Assign ID to BBs.
22131 (output_branch_count): Display BB # if verbose flag is set.
22132 (output_lines): Likewise for arcs.
22133 (print_usage): Add '--verbose' option help.
22134 * doc/gcov.texi: Document --verbose (-w) option.
22136 2017-04-28 Martin Liska <mliska@suse.cz>
22138 * gcov.c (struct block_location_info): New struct.
22139 (process_file): Fill up the new structure.
22140 (read_graph_file): Replace usage of encoding by the newly added
22142 (add_line_counts): Likewise.
22143 (accumulate_line_counts): Remove usage of the union.
22144 (function_info::function_info): New function.
22145 (function_info::~function_info): Likewise.
22146 (process_file): Call delete instead of release_function.
22147 (release_function): Release the function.
22148 (release_structures): Call delete instead of release_function.
22149 (solve_flow_graph): Replace usage of num_blocks.
22150 (find_exception_blocks): Likewise.
22151 (output_lines): Fix GNU coding style.
22153 2017-04-28 Martin Liska <mliska@suse.cz>
22156 * coverage.c (coverage_remove_note_file): New function.
22157 * coverage.h: Declare the function.
22158 * toplev.c (finalize): Clean if an error has been seen.
22160 2017-04-28 Martin Liska <mliska@suse.cz>
22162 PR gcov-profile/80031
22163 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
22164 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
22165 * gcov.c (read_graph_file): Read just number of blocks.
22166 * profile.c (branch_prob): Do not stream 0 flags per a basic
22169 2017-04-28 Martin Liska <mliska@suse.cz>
22171 * gcov-dump.c (tag_*): Add new argument to declarations.
22172 (dump_gcov_file): Likewise.
22173 (tag_blocks): Add and use new argument depth.
22174 (tag_arcs): Likewise.
22175 (tag_lines): Likewise.
22176 (tag_counters): Likewise.
22177 (tag_summary): Likewise.
22178 (dump_working_sets): Use depth to do a proper indentation.
22180 2017-04-28 Jakub Jelinek <jakub@redhat.com>
22183 * cgraph.h (symtab_node::debug_symtab): No longer inline.
22184 * symtab.c (symtab_node::debug_symtab): Move definition here.
22186 2017-04-28 Richard Biener <rguenther@suse.de>
22188 * lto-streamer.h (LTO_major_version): Bump to 7.
22190 2017-04-28 Richard Biener <rguenther@suse.de>
22192 * tree-vrp.c (assert_info): New struct.
22193 (add_assert_info): New helper.
22194 (register_edge_assert_for_2): Refactor to add asserts to a vector
22196 (register_edge_assert_for_1): Likewise.
22197 (register_edge_assert_for): Likewise.
22198 (finish_register_edge_assert_for): New helper actually registering
22199 asserts where live on edge.
22200 (find_conditional_asserts): Adjust.
22201 (find_switch_asserts): Likewise.
22202 (evrp_dom_walker::try_find_new_range): Generalize.
22203 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
22205 2017-04-27 Marek Polacek <polacek@redhat.com>
22208 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
22209 arg10 and arg11 to itype.
22211 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
22213 * doc/extend.texi (Object Size Checking): Improve grammar.
22215 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
22218 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
22219 that the logic for permitting reciprocal estimates matches that
22222 2017-04-27 Jakub Jelinek <jakub@redhat.com>
22225 * tree.c (type_cache_hasher::equal): Only compare
22226 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
22227 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
22228 non-aggregate element types.
22229 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
22230 about the flag on ARRAY_TYPEs in the comment, formatting fix.
22232 2017-04-27 Richard Biener <rguenther@suse.de>
22234 PR middle-end/80533
22235 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
22236 stripping ARRAY_REFs from MEM_EXPR make sure we're not
22237 keeping a reference to a trailing array.
22239 2017-04-27 Richard Biener <rguenther@suse.de>
22241 PR middle-end/80539
22242 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
22243 being in loop-closed SSA form conservatively.
22244 (chrec_fold_multiply_poly_poly): Likewise.
22246 2017-04-27 Tamar Christina <tamar.christina@arm.com>
22248 PR middle-end/79665
22249 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
22250 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
22252 2017-04-27 Jakub Jelinek <jakub@redhat.com>
22255 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
22256 (aarch64_function_arg_alignment): Return unsigned int again, but still
22257 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
22258 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
22259 Don't emit -Wpsabi note.
22260 (aarch64_function_arg_boundary): Likewise.
22261 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
22264 2017-04-26 Nathan Sidwell <nathan@acm.org>
22266 * tree.h (crc32_unsigned_n): Declare.
22267 (crc32_unsigned, crc32_unsigned): Make inline.
22268 * tree.c (crc32_unsigned_bits): Replace with ...
22269 (crc32_unsigned_n): ... this.
22270 (crc32_unsigned, crc32_byte): Remove.
22271 (crc32_string): Remove unnecessary braces.
22273 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
22275 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
22276 * ipa-inline-analysis.c (MAX_TIME): Remove.
22277 (account_size_time): Use sreal for time.
22278 (dump_inline_summary): Update.
22279 (estimate_function_body_sizes): Update.
22280 (estimate_edge_size_and_time): Update.
22281 (estimate_calls_size_and_time): Update.
22282 (estimate_node_size_and_time): Update.
22283 (inline_merge_summary): Update.
22284 (inline_update_overall_summary): Update.
22285 (estimate_time_after_inlining): Update.
22286 (inline_read_section): Update.
22287 (inline_write_summary): Update.
22288 * ipa-inline.c (compute_uninlined_call_time): Update.
22289 (compute_inlined_call_time): Update.
22290 (recursive_inlining): Update.
22291 (inline_small_functions): Update.
22292 (dump_overall_stats): Update.
22293 * ipa-inline.h: Include sreal.h.
22294 (size_time_entry): Turn time to sreal.
22295 (inline_summary): Turn self_time nad time to sreal.
22297 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
22299 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
22301 (sreal::stream_out, sreal::stream_in): New.
22302 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
22304 2017-04-25 Jakub Jelinek <jakub@redhat.com>
22306 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
22309 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
22312 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
22314 (dimode_scalar_chain::compute_convert_gain): Ditto.
22315 (dimode_scalar_chain::make_vector_copies): Ditto.
22316 (dimode_scalar_chain::convert_reg): Ditto.
22317 (dimode_scalar_chain::convert_insn): Ditto.
22318 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
22319 (VI248_AVX512BW_1): New mode iterator.
22320 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
22321 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
22324 2017-04-25 Martin Sebor <msebor@redhat.com>
22326 PR tree-optimization/80497
22327 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
22328 constants are representable in HOST_WIDE_INT.
22329 (parse_directive): Ditto.
22331 2017-04-25 Martin Sebor <msebor@redhat.com>
22334 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
22335 (new_zero_array): Adjust signature.
22336 (dom_info::dom_init): Used unsigned rather that size_t.
22337 (dom_info::dom_info): Same.
22339 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22340 Jakub Jelinek <jakub@redhat.com>
22343 * config/arm/arm.c: Include gimple.h.
22344 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
22345 returns negative, increment ncrn only if it returned positive.
22346 (arm_needs_doubleword_align): Return int instead of bool,
22347 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
22348 members, but if there is any such non-FIELD_DECL
22349 > PARM_BOUNDARY aligned decl, return -1 instead of false.
22350 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
22351 returns negative, increment nregs only if it returned positive.
22352 (arm_setup_incoming_varargs): Likewise.
22353 (arm_function_arg_boundary): Emit -Wpsabi note if
22354 arm_needs_doubleword_align returns negative, return
22355 DOUBLEWORD_ALIGNMENT only if it returned positive.
22357 2017-04-25 Marek Polacek <polacek@redhat.com>
22360 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
22361 first argument to type.
22363 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22366 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
22367 type checks to test for compatibility instead of equality.
22369 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22370 Jakub Jelinek <jakub@redhat.com>
22373 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
22375 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
22376 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
22377 the alignment computation, but return their maximum in warn_alignment.
22378 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
22379 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
22381 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
22382 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
22385 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22387 * config/arc/simdext.md (dmpyh): Fix typo.
22389 2017-04-25 Richard Biener <rguenther@suse.de>
22391 PR tree-optimization/80492
22392 * alias.c (compare_base_decls): Handle registers with asm
22393 specification conservatively.
22394 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
22395 compare_base_decls returning dont-know properly.
22397 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22399 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
22400 (legitimate_offset_address_p): New function.
22401 (arc_legitimate_address_p): Use above function.
22403 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22405 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
22407 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22409 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
22410 ACCH registers whenever they are available.
22412 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22414 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
22415 double regs fix when not used.
22417 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22419 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
22421 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
22422 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
22424 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22426 * config/arc/arc.c (arc_output_addsi): Check for h-register class
22427 when emitting short ADD instructions.
22429 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
22431 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
22433 (cmpsi_cc_c_insn): Likewise.
22434 (cbranchsi4_scratch): Compute proper instruction length using
22435 compact_hreg_operand.
22436 * config/arc/predicates.md (compact_hreg_operand): New predicate.
22438 2017-04-25 Richard Biener <rguenther@suse.de>
22440 PR middle-end/80509
22441 * passes.c (pass_manager::pass_manager): Initialize
22442 m_name_to_pass_map.
22444 2017-04-25 Richard Biener <rguenther@suse.de>
22446 PR tree-optimization/79201
22447 * tree-ssa-sink.c (statement_sink_location): Handle calls.
22449 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22452 * config/s390/vector.md: Split MEM->GPR vector moves for
22453 non-s_operand addresses.
22455 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22458 * config/s390/predicates.md (reload_const_wide_int_operand): New
22460 * config/s390/s390.md ("movti"): Remove d/P alternative.
22461 ("movti_bigconst"): New pattern definition.
22463 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
22466 * s390-protos.h (s390_expand_cs_hqi): Removed.
22467 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
22468 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
22469 modes as well as CCZ1mode and CCZmode.
22470 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
22471 signature of s390_emit_compare_and_swap.
22472 (s390_expand_cs_hqi): Likewise, make static.
22473 (s390_expand_cs_tdsi): Generate an explicit compare before trying
22474 compare-and-swap, in some cases.
22475 (s390_expand_cs): Wrapper function.
22476 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
22478 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
22479 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
22480 patterns for small and large integers. Forbid symref memory operands.
22481 Move expander to s390.c. Require cc register.
22482 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
22483 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
22484 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
22485 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
22486 symref memory operands. Remove CC mode and call s390_match_ccmode
22488 ("atomic_exchange<mode>"): Allow and implement all integer modes.
22490 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
22492 * config/s390/s390.md (define_peephole2): New peephole to help
22493 combining the load-and-test pattern with volatile memory.
22495 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
22497 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
22498 with CCZmode for TARGET_Z196.
22500 2017-04-25 Jakub Jelinek <jakub@redhat.com>
22502 PR rtl-optimization/80501
22503 * combine.c (make_compound_operation_int): Set subreg_code to SET
22504 even for AND with mask of the sign bit of mode.
22506 PR rtl-optimization/80500
22507 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
22508 sum's initial value.
22510 2017-04-25 Julian Brown <julian@codesourcery.com>
22511 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
22513 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
22515 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
22517 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
22519 2017-04-25 Julian Brown <julian@codesourcery.com>
22520 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
22522 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
22523 (thunderx2t99_sha): New Reservation.
22525 2017-04-25 Julian Brown <julian@codesourcery.com>
22526 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
22528 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
22529 type for 1-element load.
22531 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
22533 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
22535 2017-04-24 Martin Jambor <mjambor@suse.cz>
22537 PR tree-optimization/80293
22538 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
22539 char arrays not totally scalarizable if it is false.
22540 (analyze_all_variable_accesses): Pass correct value in the new
22541 parameter. Add a statistics counter.
22543 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
22545 PR middle-end/79931
22546 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
22548 2017-04-24 Richard Biener <rguenther@suse.de>
22550 PR tree-optimization/80494
22551 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
22552 out for complex types.
22554 2017-04-24 Richard Biener <rguenther@suse.de>
22556 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
22557 * tree-ssa-sccvn.c (print_scc): Print SCC size.
22558 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
22559 (DFS): Adjust and never fail.
22560 (sccvn_dom_walker::fail): Remove.
22561 (sccvn_dom_walker::before_dom_children): Adjust.
22562 (run_scc_vn): Likewise and never fail.
22563 * tree-ssa-pre.c (pass_pre::execute): Adjust.
22564 (pass_fre::execute): Likewise.
22566 2017-04-24 Richard Biener <rguenther@suse.de>
22568 PR tree-optimization/79725
22569 * tree-ssa-sink.c (statement_sink_location): Return whether
22570 failure reason was zero uses. Move that check later.
22571 (sink_code_in_bb): Deal with zero uses by removing the stmt
22574 2017-04-24 Richard Biener <rguenther@suse.de>
22577 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
22578 pointer-based references.
22580 2017-04-24 Richard Biener <rguenther@suse.de>
22583 * pass_manager.h (pass_manager::operator new): Remove.
22584 (pass_manager::operator delete): Likewise.
22585 * passes.c (pass_manager::operator new): Remove.
22586 (pass_manager::operator delete): Likewise.
22587 (pass_manager::pass_manager): Zero individual pass members.
22589 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
22592 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
22593 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
22594 Check "XEXP (src, 1)" operand here.
22595 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
22596 Check "XEXP (src, 1)" operand here.
22597 (dimode_scalar_chain::make_vector_copies): Detect count register
22598 of a shift instruction. Zero extend count register from QImode
22599 to DImode to satisfy vector shift pattern count operand predicate.
22600 Substitute vector shift count operand with a DImode copy.
22601 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
22604 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
22606 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
22607 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
22608 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
22609 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
22610 (UNSPEC_NOREX_MEM): Remove definition.
22612 2017-04-21 Richard Biener <rguenther@suse.de>
22614 PR tree-optimization/79547
22615 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22616 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
22617 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
22618 without any constraints.
22620 2017-04-21 Richard Biener <rguenther@suse.de>
22622 PR tree-optimization/78847
22623 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
22625 2017-04-21 Richard Biener <rguenther@suse.de>
22627 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
22628 (build_distinct_type_copy): Likewise.
22629 (build_variant_type_copy): Likewise.
22630 * tree.c (build_qualified_type): Pass down mem-stat info.
22631 (build_distinct_type_copy): Likewise.
22632 (build_variant_type_copy): Likewise.
22634 2017-04-21 Richard Biener <rguenther@suse.de>
22636 PR tree-optimization/80237
22637 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
22639 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
22640 for a simplified result.
22642 2016-04-21 Richard Biener <rguenther@suse.de>
22644 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
22645 sth as strict as a simple_iv but a chrec without symbols and an
22646 operand defined in the loop we are peeling (and not some subloop).
22647 (propagate_constants_for_unrolling): Propagate all constants.
22649 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
22652 * config/i386/i386.c (print_reg): Remove assert for disalowed
22653 regno values, call output_operand_lossage instead.
22655 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
22658 * config/i386/constraints.md (Yc): New register constraint.
22659 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
22660 Use Yc constraint for alternative 2 of operand 0. Remove
22661 preferred_for_speed attribute.
22663 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
22665 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
22666 lastprivate clauses in SIMT case.
22668 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
22670 * doc/invoke.texi (-Wextra-semi): Document new warning option.
22672 2017-04-20 Richard Biener <rguenther@suse.de>
22674 PR tree-optimization/57796
22675 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
22676 as N scalar stores.
22677 (vect_model_load_cost): Cost gathers as N scalar loads.
22679 2017-04-20 Richard Biener <rguenther@suse.de>
22681 * ggc-page.c (ggc_allocated_p): Rename to ...
22682 (safe_lookup_page_table_entry): ... this and return the lookup
22684 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
22686 2017-04-20 Richard Biener <rguenther@suse.de>
22688 PR tree-optimization/80453
22689 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
22690 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
22691 from the conditions.
22692 (vn_phi_eq): Pass them down.
22693 (vn_phi_lookup): Record them.
22694 (vn_phi_insert): Likewise.
22696 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
22698 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
22699 uninitialized variable warning to avoid buffer overrun.
22701 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
22704 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
22705 is suppressed for '{ 0 }' in C.
22707 2017-04-20 Jakub Jelinek <jakub@redhat.com>
22709 * BASE-VER: Set to 8.0.0.
22711 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
22713 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
22714 priority .init_array and .fini_array section with SECTION_NOTYPE
22717 2017-04-20 Jakub Jelinek <jakub@redhat.com>
22719 PR middle-end/80423
22720 * tree.h (build_array_type): Add typeless_storage default argument.
22721 * tree.c (type_cache_hasher::equal): Also compare
22722 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
22723 (build_array_type): Add typeless_storage argument, set
22724 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
22726 (build_nonshared_array_type): Adjust build_array_type_1 caller.
22727 (build_array_type): Likewise. Add typeless_storage argument.
22729 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
22730 Jakub Jelinek <jakub@redhat.com>
22732 PR tree-optimization/80426
22733 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
22734 operation on symbolic operands, also compute the overflow for the
22735 invariant part when the operation degenerates into a negation.
22737 2017-04-19 Jakub Jelinek <jakub@redhat.com>
22740 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
22741 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
22744 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
22746 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
22749 * config/avr/avr.c (tree.h): Include it.
22750 (cgraph.h): Include it.
22751 (avr_encode_section_info): Don't warn for uninitialized progmem
22752 variable if it's just an alias.
22754 2017-04-19 Richard Biener <rguenther@suse.de>
22757 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
22758 when needed by AutoPGO.
22760 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
22763 * doc/lto.texi: Remove an extra 'that'.
22765 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
22767 PR rtl-optimization/80429
22768 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
22769 are only used in debug insns.
22771 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
22772 Vladimir Makarov <vmakarov@redhat.com>
22774 * config/sparc/predicates.md (input_operand): Add comment. Return
22775 true for any memory operand when LRA is in progress.
22776 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
22778 2017-04-18 Jeff Law <law@redhat.com>
22781 * mips.md ({return,simple_return}_internal): Do not overwrite
22784 2017-04-18 Jakub Jelinek <jakub@redhat.com>
22786 PR tree-optimization/80443
22787 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
22788 instead of adding 1, subtract -1 and similarly instead of subtracting
22791 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
22793 PR rtl-optimization/80357
22794 * haifa-sched.c (tmp_bitmap): New variable.
22795 (model_recompute): Handle duplicate use records.
22796 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
22797 (free_global_sched_pressure_data): Free it.
22799 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
22802 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
22803 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
22804 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
22805 instead of SYSTEM_HEADER_DIR.
22807 2017-04-18 Jeff Law <law@redhat.com>
22809 PR middle-end/80422
22810 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
22811 predecessors after walking up the insn chain.
22813 2017-04-18 Jakub Jelinek <jakub@redhat.com>
22816 * dwarf2out.c (modified_type_die): Try harder not to emit internal
22817 sizetype type into debug info.
22819 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22822 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
22823 unneeded test for TARGET_UPPER_REGS_SF.
22824 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
22826 2017-04-18 Jakub Jelinek <jakub@redhat.com>
22829 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
22830 instead of gsi_after_labels.
22832 2017-04-18 Jeff Law <law@redhat.com>
22834 * regcprop.c (maybe_mode_change): Avoid creating copies of the
22838 2017-04-13 Jeff Law <law@redhat.com>
22839 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
22840 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
22842 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
22845 * config/avr/avr.c (intl.h): Include it.
22846 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
22848 2017-04-18 Martin Liska <mliska@suse.cz>
22850 PR gcov-profile/78783
22851 * gcov-tool.c (gcov_output_files): Validate that destination
22852 file is either removed by the tool or by a user.
22854 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
22855 Guy Benyei <guybe@mellanox.com>
22857 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
22858 block, and do not negate it, the stored id is already negative.
22860 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
22862 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
22864 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22867 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
22868 masks of options that should be turned off if the VSX vector
22869 options are turned off.
22870 (OTHER_P8_VECTOR_MASKS): Likewise.
22871 (OTHER_VSX_VECTOR_MASKS): Likewise.
22872 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
22873 rs6000_disable_incompatible_switches to validate no type switches
22875 (rs6000_incompatible_switch): New function to disallow turning on
22876 other vector options if -mno-vsx, -mno-power8-vector, or
22877 -mno-power9-vector are specified.
22879 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
22881 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
22883 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
22885 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
22886 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
22887 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
22888 (ARG_POINTER_CFA_OFFSET): Likewise.
22890 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
22892 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
22893 conditions to take advantage of various optimizations.
22895 2017-04-13 Jeff Law <law@redhat.com>
22897 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
22898 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
22899 (zero_extendsidi2_dext): Likewise.
22901 2017-04-13 Jakub Jelinek <jakub@redhat.com>
22904 * fold-const.c (fold_ternary_loc): Revert
22905 use op0 instead of fold_convert_loc (loc, type, arg0) part of
22908 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
22910 PR rtl-optimization/80343
22911 * lra-remat.c (update_scratch_ops): Assign original hard reg to
22912 new scratch pseudo.
22914 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
22917 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
22918 to ubsan_encode_value.
22920 2017-04-13 Jeff Law <law@redhat.com>
22922 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
22923 appearing in DEBUG_INSNs.
22925 2017-04-13 Martin Liska <mliska@suse.cz>
22927 PR gcov-profile/80413
22928 * gcov-io.c (gcov_write_string): Copy to buffer just when
22929 allocated size is greater than zero.
22931 2017-04-13 Jakub Jelinek <jakub@redhat.com>
22934 * dwarf2out.c (decls_for_scope): Ignore declarations of
22935 current_function_decl in BLOCK_NONLOCALIZED_VARS.
22937 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
22940 * ipa-visibility.c (non_local_p): Fix typos.
22941 (localize_node): When localizing symbol in same comdat group,
22942 dissolve the group only when we know external symbols are going
22944 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
22946 2017-04-12 Jakub Jelinek <jakub@redhat.com>
22948 PR tree-optimization/79390
22949 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
22950 order does not result in usable sequence, retry with reversed operand
22956 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
22957 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
22958 op0 instead of fold_convert_loc (loc, type, arg0).
22960 2017-04-12 Jeff Law <law@redhat.com>
22962 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
22963 has a delay slot in the generated code.
22965 * config/cris/cris.md (cris_preferred_reload_class): Return
22966 GENNONACR_REGS rather than GENERAL_REGS.
22968 2017-04-12 Jakub Jelinek <jakub@redhat.com>
22971 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
22972 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
22973 signedness of the result type.
22975 2017-04-12 Richard Biener <rguenther@suse.de>
22976 Jeff Law <law@redhat.com>
22978 PR tree-optimization/80359
22979 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
22980 trim stores to TARGET_MEM_REFs.
22982 2017-04-12 Richard Biener <rguenther@suse.de>
22984 PR tree-optimization/79390
22985 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
22986 threading case even more.
22988 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
22991 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
22992 for quad_address_p for TImode, instead of just not indexed_address.
22994 2017-04-12 Richard Biener <rguenther@suse.de>
22995 Bernd Edlinger <bernd.edlinger@hotmail.de>
22997 PR middle-end/79671
22998 * alias.c (component_uses_parent_alias_set_from): Handle
22999 TYPE_TYPELESS_STORAGE.
23000 (get_alias_set): Likewise.
23001 * tree-core.h (tree_type_common): Add typeless_storage flag.
23002 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
23003 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
23004 for types containing members with TYPE_TYPELESS_STORAGE.
23005 (place_field): Likewise.
23006 (layout_type): Likewise for ARRAY_TYPE.
23007 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
23008 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
23009 TYPE_TYPELESS_STORAGE.
23010 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
23012 2017-04-12 Jakub Jelinek <jakub@redhat.com>
23015 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
23016 first argument to type.
23018 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23022 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
23023 CONST0_RTX (mode) rather than const0_rtx where appropriate.
23024 (rs6000_expand_binop_builtin): Likewise.
23025 (rs6000_expand_ternop_builtin): Likewise; also add missing
23026 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
23027 vshasigma built-ins.
23028 * doc/extend.texi: Document that vec_xxpermdi's third argument
23029 must be a constant.
23031 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
23033 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
23034 Use shift_const cost parameter when calculating gain of STV shifts.
23036 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
23038 PR rtl-optimization/70478
23039 * lra-constraints.c (process_alt_operands): Check memory for
23040 disfavoring memory insn operand.
23042 2017-04-11 Jakub Jelinek <jakub@redhat.com>
23044 PR middle-end/80100
23045 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
23046 left shift in unsigned HOST_WIDE_INT type.
23048 PR rtl-optimization/80385
23049 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
23050 (not (neg X)) into (plus X -1) for complex or non-integral modes.
23053 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
23054 if they have any depend clauses.
23056 2017-04-11 Martin Liska <mliska@suse.cz>
23059 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
23060 * ipa-split.c (split_function): Create a local comdat symbol
23061 if caller is in a comdat group.
23063 2017-04-11 Martin Liska <mliska@suse.cz>
23066 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
23069 2017-04-11 Martin Sebor <msebor@redhat.com>
23071 PR middle-end/80364
23072 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
23073 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
23075 (directive::set_width, directive::set_precision, format_character):
23077 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
23080 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
23083 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
23084 conflict, set target->arch_name instead of target->cpu_name.
23086 2017-04-11 Richard Biener <rguenther@suse.de>
23088 PR tree-optimization/80374
23089 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
23090 build_zero_cst, remove fold_convertible_p check again.
23092 2017-04-11 Martin Liska <mliska@suse.cz>
23095 * ubsan.c (instrument_object_size): Do not instrument register
23098 2017-04-11 Jakub Jelinek <jakub@redhat.com>
23101 * config/i386/i386-builtin-types.def
23102 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
23103 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
23104 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
23105 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
23106 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
23107 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
23108 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
23109 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
23110 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
23111 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
23112 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
23113 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
23114 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
23115 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
23116 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
23117 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
23118 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
23119 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
23120 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
23121 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
23122 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
23123 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
23124 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
23125 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
23126 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
23127 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
23128 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
23129 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
23130 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
23131 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
23132 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
23133 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
23134 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
23135 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
23136 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
23137 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
23138 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
23139 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
23140 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
23141 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
23142 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
23143 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
23144 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
23145 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
23146 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
23147 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
23149 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
23150 flag to second_arg_count, handle 4 argument function type _COUNT
23151 aliases, handle second_arg_count on second argument rather than last.
23153 2017-04-10 Jeff Law <law@redhat.com>
23155 PR tree-optimization/80374
23156 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
23157 record anything if we can not convert integer_zero_node to the
23160 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
23163 * config/rs6000/rs6000.c (rs6000_option_override_internal):
23164 Enhance special handling given to the TARGET_P9_MINMAX option in
23165 relation to certain other options.
23167 2017-04-10 Bin Cheng <bin.cheng@arm.com>
23169 PR tree-optimization/80153
23170 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
23171 remove POINTER_PLUS_EXPR's base part directly, rather than through
23174 2017-04-10 Richard Biener <rguenther@suse.de>
23175 Bin Cheng <bin.cheng@arm.com>
23177 PR tree-optimization/80153
23178 * tree-affine.c (aff_combination_to_tree): Get base pointer from
23179 the first element of pointer type aff_tree. Build result expr in
23181 (add_elt_to_tree): Convert to type unconditionally. Remove other
23182 fold_convert calls.
23183 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
23184 (rewrite_use_nonlinear_expr): Check invariant using iv information.
23186 2017-04-10 Richard Biener <rguenther@suse.de>
23188 * tree-ssa-structalias.c (find_func_aliases): Properly handle
23191 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
23193 PR rtl-optimization/70478
23194 * lra-constraints.c (curr_small_class_check): New.
23195 (update_and_check_small_class_inputs): New.
23196 (process_alt_operands): Update curr_small_class_check. Disfavor
23197 alternative insn memory operands. Check available regs for small
23200 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
23203 * config/mips/mips.opt (-mvirt): Update description.
23204 * doc/invoke.texi (-mvirt): Likewise.
23206 2017-04-10 Richard Biener <rguenther@suse.de>
23208 PR middle-end/80362
23209 * fold-const.c (fold_binary_loc): Look at unstripped ops when
23210 looking for NEGATE_EXPR in -A / -B to A / B folding.
23212 2017-04-10 Martin Liska <mliska@suse.cz>
23214 PR gcov-profile/80224
23215 * gcov.c (print_usage): Fix usage string.
23216 (get_gcov_intermediate_filename): Remove.
23217 (output_gcov_file): Use both for normal and intermediate format.
23218 (generate_results): Do not initialize special file for
23219 intermediate format.
23221 2017-04-10 Richard Biener <rguenther@suse.de>
23223 PR tree-optimization/80304
23224 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
23227 2017-04-10 Nathan Sidwell <nathan@acm.org>
23230 * config/rs6000/rs6000.c (rs6000_vector_type): New.
23231 (rs6000_init_builtins): Use it.
23233 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23235 * config/arm/arm.md (<mrc>): Add mode to SET source.
23236 (<mrrc>): Likewise.
23238 2017-04-10 Richard Biener <rguenther@suse.de>
23240 PR middle-end/80344
23241 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
23243 2017-04-10 Jakub Jelinek <jakub@redhat.com>
23246 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
23247 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
23248 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
23249 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
23250 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
23251 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
23252 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
23253 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
23254 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
23255 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
23256 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
23257 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
23258 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
23259 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
23260 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
23261 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
23262 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
23263 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
23264 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
23265 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
23266 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
23267 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
23268 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
23270 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
23272 PR rtl-optimization/70478
23273 * lra-constraints.c: Reverse the last patch.
23275 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
23277 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
23278 Add comment for WCHAR_T.
23280 2017-04-08 Martin Liska <mliska@suse.cz>
23283 2017-04-07 Martin Liska <mliska@suse.cz>
23286 * ipa-split.c (split_function): Add function part to a same comdat
23289 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23292 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
23294 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
23296 * rs6000/rs6000.c (vec_load_pendulum): Rename...
23297 (vec_pairing): ...to this.
23298 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
23299 (rs6000_sched_init): Adjust for name change.
23300 (struct rs6000_sched_context): Likewise.
23301 (rs6000_init_sched_context): Likewise.
23302 (rs6000_set_sched_context): Likewise.
23304 2017-04-07 Jakub Jelinek <jakub@redhat.com>
23310 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
23312 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
23313 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
23314 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
23316 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
23318 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
23320 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
23322 PR rtl-optimization/70703
23323 * ira-color.c (update_conflict_hard_regno_costs): Use
23324 int64_t instead of HOST_WIDE_INT.
23326 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
23328 PR rtl-optimization/70478
23329 * lra-constraints.c (process_alt_operands): Disfavor alternative
23330 insn memory operands.
23332 2017-04-07 Jeff Law <law@redhat.com>
23334 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
23335 CALL and NOTE_INSN_CALL_ARG_LOCATION.
23337 2017-04-07 Martin Liska <mliska@suse.cz>
23340 * config/aarch64/aarch64.c (aarch64_process_target_attr):
23341 Show error message instead of an ICE.
23343 2017-04-07 Martin Liska <mliska@suse.cz>
23346 * ipa-split.c (split_function): Add function part to a same comdat
23349 2017-04-07 Richard Biener <rguenther@suse.de>
23351 PR middle-end/80341
23352 * tree.c (get_unwidened): Also handle ! for_type case for
23354 * convert.c (do_narrow): Split out from ...
23355 (convert_to_integer_1): ... here. Do not pass final truncation
23356 type to get_unwidened for TRUNC_DIV_EXPR.
23358 2017-04-07 Richard Biener <rguenther@suse.de>
23360 * tree-affine.c (wide_int_ext_for_comb): Take type rather
23362 (aff_combination_const): Adjust.
23363 (aff_combination_scale): Likewise.
23364 (aff_combination_add_elt): Likewise.
23365 (aff_combination_add_cst): Likewise.
23366 (aff_combination_convert): Likewise.
23367 (add_elt_to_tree): Likewise. Remove unused argument.
23368 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
23370 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
23372 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
23374 * config/arm/arm.c (arm_default_short_enums): Use
23375 ARM_DEFAULT_SHORT_ENUMS.
23376 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
23378 2017-04-06 Jakub Jelinek <jakub@redhat.com>
23381 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
23382 members with redundant out-of-class redeclaration.
23384 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
23387 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
23388 * config/i386/i386.md (*zero_extendsidi2):
23389 Add (?*x,*x) and (?*v,*v) alternatives.
23391 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
23394 * config/i386/i386.c (ix86_expand_builtin)
23395 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
23396 mode from insn data. Convert operands to insn operand mode.
23397 Copy operands that don't satisfy insn predicate to a register.
23399 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
23401 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
23404 2017-04-06 Richard Biener <rguenther@suse.de>
23406 PR tree-optimization/80334
23407 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
23408 preserve alignment of accesses.
23410 2017-04-06 Richard Biener <rguenther@suse.de>
23412 PR tree-optimization/80262
23413 * tree-sra.c (build_ref_for_offset): Preserve address-space
23415 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
23416 Drop useless address-space information on MEM_REF offsets.
23418 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
23420 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
23422 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
23424 PR rtl-optimization/70703
23425 * ira-color.c (update_conflict_hard_regno_costs): Use
23426 HOST_WIDE_INT instead of long.
23428 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
23431 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
23432 not defined for x86_64 target. Add -mmmx target option when __SSE2__
23434 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
23435 for x86_64 target. Handle -m3dnowa option.
23437 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
23439 PR rtl-optimization/70703
23440 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
23441 (update_conflict_hard_regno_costs): Use long instead of unsigned
23442 arithmetic for cost calculation.
23444 2017-04-05 Jakub Jelinek <jakub@redhat.com>
23445 Bernd Edlinger <bernd.edlinger@hotmail.de>
23448 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
23451 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
23454 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
23455 ptr_mode with Pmode throughout.
23456 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
23457 into probe_stack_range and use DImode.
23459 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23462 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
23463 call_eh_return is true.
23465 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23467 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
23468 Initialize last_match_fntype_index.
23470 2017-04-05 Jakub Jelinek <jakub@redhat.com>
23473 * tree-nvr.c: Include internal-fn.h.
23474 (pass_return_slot::execute): Ignore internal calls without
23477 2017-04-04 Jakub Jelinek <jakub@redhat.com>
23478 Richard Biener <rguenther@suse.de>
23481 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
23482 captures used multiple times, except for the last use.
23483 * generic-match-head.c: Include gimplify.h.
23485 2017-04-04 Jakub Jelinek <jakub@redhat.com>
23487 PR tree-optimization/79390
23488 * target.h (struct noce_if_info): Declare.
23489 * targhooks.h (default_noce_conversion_profitable_p): Declare.
23490 * target.def (noce_conversion_profitable_p): New target hook.
23491 * ifcvt.h (struct noce_if_info): New type, moved from ...
23492 * ifcvt.c (struct noce_if_info): ... here.
23493 (noce_conversion_profitable_p): Renamed to ...
23494 (default_noce_conversion_profitable_p): ... this. No longer
23496 (noce_try_store_flag_constants, noce_try_addcc,
23497 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
23498 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
23499 instead of noce_conversion_profitable_p.
23500 * config/i386/i386.c: Include ifcvt.h.
23501 (ix86_option_override_internal): Don't override
23502 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
23503 (ix86_noce_conversion_profitable_p): New function.
23504 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
23505 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
23506 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
23507 * doc/tm.texi: Regenerated.
23509 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23511 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
23514 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23517 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
23518 instructions for small multiply cores.
23520 2017-04-04 Jeff Law <law@redhat.com>
23522 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
23524 (mips_expand_vec_perm_const): Initialize elements in orig_perm
23525 that are not set by the loop over the elements.
23527 2017-04-04 Jakub Jelinek <jakub@redhat.com>
23530 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
23531 int mode, convert_modes it to mode as unsigned, otherwise use
23532 lowpart_subreg to mode rather than SImode.
23533 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
23534 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
23535 Use DImode instead of SImode for the shift count operand.
23536 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
23539 2017-04-04 Richard Biener <rguenther@suse.de>
23541 PR middle-end/80281
23542 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
23543 arithmetic done for the negate or the plus. Simplify.
23544 (A - (-B) -> A + B): Likewise.
23545 * fold-const.c (split_tree): Make sure to not negate pointers.
23547 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
23549 PR rtl-optimization/60818
23550 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
23551 a compare of comparisons with the thing compared if this results
23552 in a different machine mode.
23554 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
23556 * alias.c (base_alias_check): Fix typo in comment.
23557 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
23558 * cgraphunit.c (symbol_table::compile): Likewise.
23559 * collect2.c (maybe_run_lto_and_relink): Likewise.
23560 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
23561 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
23562 * config/avr/avr.c (avr_map_op_t): Likewise.
23563 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
23564 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
23565 * config/epiphany/epiphany.md (movcc): Likewise.
23566 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
23567 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
23569 * config/mips/mips.c (mips_save_restore_reg): Likewise.
23570 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
23571 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
23572 * config/sh/sh.c (sh_rtx_costs): Likewise.
23573 * fold-const.c (fold_truth_andor): Likewise.
23574 * genautomata.c (collapse_flag): Likewise.
23575 * gengtype.h (struct type::u::s): Likewise.
23576 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
23577 * input.c (FORMAT_AMOUNT): Likewise.
23578 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
23579 (known_aggs_to_agg_replacement_list): Likewise.
23580 * ipa-inline-analysis.c: Likewise.
23581 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
23582 * ipa-polymorphic-call.c
23583 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
23584 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
23585 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
23587 * modulo-sched.c (apply_reg_moves): Likewise.
23588 * omp-expand.c (build_omp_regions_1): Likewise.
23589 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
23590 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
23591 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
23592 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23593 * value-prof.c: Likewise.
23594 * var-tracking.c (val_reset): Likewise.
23596 2017-04-03 Richard Biener <rguenther@suse.de>
23598 PR tree-optimization/80275
23599 * fold-const.c (split_address_to_core_and_offset): Handle
23602 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
23604 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
23605 descriptors is at least equal to that of functions.
23607 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
23609 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
23611 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
23614 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
23615 (mov<IMOD4:mode>): New expander.
23616 (*mov<IMOD4:mode>_internal): New insn and split pattern.
23618 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
23620 PR rtl-optimization/79405
23621 * fwprop.c (propagations_left): New variable.
23622 (forward_propagate_into): Decrement it.
23623 (fwprop_init): Initialize it.
23624 (fw_prop): If the variable has reached zero, stop propagating.
23625 (fwprop_addr): Ditto.
23627 2017-03-31 Jakub Jelinek <jakub@redhat.com>
23630 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
23631 a FUNCTION_DECL, pass it as decl instead of origin to
23634 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
23636 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
23639 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
23642 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
23643 TARGET_VSX_SMALL_INTEGER.
23645 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23647 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
23648 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
23650 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
23652 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
23653 extraction from odd-numbered MSA register.
23655 2017-03-31 Jakub Jelinek <jakub@redhat.com>
23657 PR middle-end/80173
23658 * expmed.c (store_bit_field_1): Don't attempt to create
23659 a word subreg out of hard registers wider than word if they
23660 have HARD_REGNO_NREGS of 1 for their mode.
23662 PR middle-end/80163
23663 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
23664 conversions to integer types wider than word and pointer.
23667 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
23668 (rtx_equal_for_cselib_p): Pass 0 to it.
23669 * cselib.c (cselib_hasher::equal): Likewise.
23670 (rtx_equal_for_cselib_1): Add depth argument. If depth
23671 is 128, don't look up VALUE locs and punt. Increment
23672 depth in recursive calls when walking VALUE locs.
23674 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
23676 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
23677 (make_gcov_file_name): Use the canonical path name for generating
23679 (read_line): Fix handling of files with ascii null bytes.
23681 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
23683 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
23684 to initialise a vector register instead
23685 of using a const_int.
23687 2017-03-30 Jakub Jelinek <jakub@redhat.com>
23689 PR translation/80189
23690 * gimplify.c (omp_default_clause): Use %qs instead of %s in
23691 diagnostic messages.
23693 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
23696 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
23697 (dfp_diex_<mode>): Update mode of operand 1.
23698 * doc/extend.texi (dxex, dxexq): Document change to return type.
23699 (diex, diexq): Document change to argument type.
23701 2017-03-30 Martin Jambor <mjambor@suse.cz>
23704 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
23705 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
23706 it reflects the signature changes performed at the callee side.
23707 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
23708 to cgraph_build_function_type_skip_args.
23709 (build_function_decl_skip_args): Adjust call to the above function.
23711 2017-03-30 Jakub Jelinek <jakub@redhat.com>
23714 * config/i386/sse.md
23715 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
23716 register as dest whenever it is a MEM not rtx_equal_p to the
23717 corresponding dup operand, and when forcing into reg move the
23718 reg into the memory afterwards.
23719 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
23720 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
23721 for the force_reg mode.
23722 (avx512vl_vextractf128<mode>): Use register as dest either
23723 always when a MEM, or when it is a MEM not rtx_equal_p to the
23724 corresponding dup operand, or even not when it is a CONST_VECTOR
23725 depending on the mode and lo vs. hi.
23726 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
23728 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
23729 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
23730 Likewise. Require that operands[2] is even.
23731 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
23732 Remove extraneous parens. Require that operands[2] is a multiple
23734 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
23735 operands[0] is a MEM if <mask_applied>, the predicates/constraints
23736 disallow memory then.
23738 2017-03-30 Richard Biener <rguenther@suse.de>
23740 PR tree-optimization/77498
23741 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
23742 to non-constants over backedges.
23744 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
23746 PR rtl-optimization/80233
23747 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
23748 as last_combined_insn. Do not test for BARRIER_P separately.
23750 2017-03-29 Andreas Schwab <schwab@suse.de>
23753 * calls.c (prepare_call_address): Convert funexp to Pmode before
23754 copying to temp reg.
23756 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23758 PR tree-optimization/80158
23759 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
23760 Handle possible future case of more than one alternate
23762 (replace_rhs_if_not_dup): Likewise.
23763 (replace_one_candidate): Likewise.
23765 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
23767 PR rtl-optimization/80193
23768 * ira.c (ira): Do not check allocation for LRA.
23770 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
23772 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
23773 (nvptx_output_simt_exit): Declare.
23774 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
23775 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
23776 (init_softstack_frame): Move initialization of crtl->is_leaf to...
23777 (nvptx_declare_function_name): ...here. Emit declaration of local
23778 memory space buffer for omp_simt_enter insn.
23779 (nvptx_output_unisimt_switch): New.
23780 (nvptx_output_softstack_switch): New.
23781 (nvptx_output_simt_enter): New.
23782 (nvptx_output_simt_exit): New.
23783 * config/nvptx/nvptx.h (struct machine_function): New fields
23784 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
23785 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
23786 (UNSPECV_SIMT_EXIT): Ditto.
23787 (omp_simt_enter_insn): New insn.
23788 (omp_simt_enter): New expansion.
23789 (omp_simt_exit): New insn.
23790 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
23792 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
23793 (expand_GOMP_SIMT_ENTER_ALLOC): New.
23794 (expand_GOMP_SIMT_EXIT): New.
23795 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
23796 (GOMP_SIMT_ENTER_ALLOC): Ditto.
23797 (GOMP_SIMT_EXIT): Ditto.
23798 * target-insns.def (omp_simt_enter): New insn.
23799 (omp_simt_exit): Ditto.
23800 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
23802 (lower_rec_simd_input_clauses): Implement SIMT privatization.
23803 (lower_rec_input_clauses): Likewise.
23804 (lower_lastprivate_clauses): Handle SIMT privatization.
23806 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
23807 (ompdevlow_adjust_simt_enter): New.
23808 (find_simtpriv_var_op): New.
23809 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
23810 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
23812 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
23813 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
23814 (copy_decl_for_dup_finish): Ditto.
23816 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
23818 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
23821 * config/i386/i386.c (ix86_option_override_internal): Always
23822 allow -mpreferred-stack-boundary=3 for 64-bit targets.
23824 2017-03-28 Bin Cheng <bin.cheng@arm.com>
23826 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
23828 2017-03-28 Bin Cheng <bin.cheng@arm.com>
23830 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
23831 mark new edge's irreducible flag accordign to it.
23832 (vect_do_peeling): Check loop preheader edge's irreducible flag
23833 and pass it to function slpeel_add_loop_guard.
23835 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
23837 PR tree-optimization/80218
23838 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
23839 Update block frequencies and counts.
23841 2017-03-28 Richard Biener <rguenther@suse.de>
23843 PR tree-optimization/78644
23844 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
23845 of a simplification result we may not use it at all.
23847 2017-03-28 Richard Biener <rguenther@suse.de>
23850 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
23851 without arguments, generate default definition of a SSA name.
23853 2017-03-28 Richard Biener <rguenther@suse.de>
23855 PR middle-end/80222
23856 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
23857 TYPE_REF_CAN_ALIAS_ALL references.
23858 * fold-const.c (fold_indirect_ref_1): Likewise.
23860 2017-03-28 Martin Liska <mliska@suse.cz>
23863 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
23864 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
23866 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
23867 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
23869 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
23870 (EXTRA_SPECS): Define.
23871 (SUBTARGET_EXTRA_SPECS): Likewise.
23872 (SUBTARGET_CPP_SPEC): Likewise.
23873 * config/arc/elf.h (EXTRA_SPECS): Renamed to
23874 SUBTARGET_EXTRA_SPECS.
23875 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
23877 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
23879 * config/arc/simdext.md (vst64_insn): Update pattern.
23880 (vld32wh_insn): Likewise.
23881 (vld32wl_insn): Likewise.
23882 (vld64_insn): Likewise.
23883 (vld32_insn): Likewise.
23885 2017-03-28 Marek Polacek <polacek@redhat.com>
23888 * fold-const.c (fold_comparison): Use protected_set_expr_location
23889 instead of SET_EXPR_LOCATION.
23891 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23893 * tree.c (add_expr): Avoid name lookup warning.
23895 2017-03-27 Jeff Law <law@redhat.com>
23897 PR tree-optimization/80216
23898 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
23899 function name. Limit recursion depth.
23900 (record_temporary_equivalences): Corresponding changes.
23902 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
23904 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
23907 2017-03-27 Jakub Jelinek <jakub@redhat.com>
23910 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
23912 * cfgcleanup.c (reg_note_cfa_p): New array.
23913 (insns_have_identical_cfa_notes): New function.
23914 (old_insns_match_p): Don't cross-jump in between /f
23915 and non-/f instructions. If both i1 and i2 are frame related,
23916 verify all CFA notes, their order and content.
23918 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
23921 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
23922 HImode and SImode with zero extend to DImode to one insn.
23923 (bswap<mode>2_extenddi): Likewise.
23924 (bswapsi2_extenddi): Likewise.
23925 (bswaphi2_extendsi): Likewise.
23926 (bswaphi2): Combine bswap HImode and SImode into one insn.
23927 Separate memory insns from swapping register.
23928 (bswapsi2): Likewise.
23929 (bswap<mode>2): Likewise.
23930 (bswaphi2_internal): Delete, no longer used.
23931 (bswapsi2_internal): Likewise.
23932 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
23933 store, and gpr<-gpr swap insns.
23934 (bswap<mode>2_store): Likewise.
23935 (bswaphi2_reg): Register only splitter, combine with the splitter.
23936 (bswaphi2 splitter): Likewise.
23937 (bswapsi2_reg): Likewise.
23938 (bswapsi2 splitter): Likewise.
23939 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
23940 the insns into load, store, and register/register insns.
23941 (bswapdi2_ldbrx): Likewise.
23942 (bswapdi2_load): Likewise.
23943 (bswapdi2_store): Likewise.
23944 (bswapdi2_reg): Likewise.
23946 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
23948 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
23949 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
23951 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
23954 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
23956 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
23957 special handling for target option conflicts between dform
23958 options (-mpower9-dform, -mpower9-dform-vector,
23959 -mpower9-dform-scalar) and -mno-direct-move.
23961 2017-03-27 Richard Biener <rguenther@suse.de>
23963 PR tree-optimization/80181
23964 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
23966 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23968 * config/arc/predicates.md (move_double_src_operand): Replace the
23969 call to move_double_src_operand with a call to address_operand.
23971 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23973 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
23974 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
23975 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
23977 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23979 * config/arc/predicates.md (long_immediate_loadstore_operand):
23980 Consider scaled addresses cases.
23982 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23984 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
23985 restored when in interrupt.
23986 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
23987 doesn't have delay slot.
23989 2017-03-27 Richard Biener <rguenther@suse.de>
23992 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
23993 inlined thunk clones.
23995 2017-03-27 Jakub Jelinek <jakub@redhat.com>
23998 * asan.c (instrument_derefs): Copy over last operand from
23999 original COMPONENT_REF to the new COMPONENT_REF with
24000 DECL_BIT_FIELD_REPRESENTATIVE.
24001 * ubsan.c (instrument_object_size): Likewise.
24003 2017-03-27 Richard Biener <rguenther@suse.de>
24005 PR tree-optimization/80170
24006 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
24007 sure DR/SCEV didnt fold in constants we do not see when looking
24008 at the reference base alignment.
24010 2017-03-27 Richard Biener <rguenther@suse.de>
24012 PR middle-end/80171
24013 * gimple-fold.c (fold_ctor_reference): Properly guard against
24014 NULL return value from canonicalize_constructor_val.
24016 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
24019 * config/i386/i386.c (ix86_expand_builtin)
24020 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
24021 flags reg setting and flags reg using instructions.
24022 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
24023 clobbering instructions to zero extend op2.
24025 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
24027 * doc/install.texi (Configuration) <--with-aix-soname>:
24028 Update link to AIX ld.
24030 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
24032 PR rtl-optimization/80160
24033 PR rtl-optimization/80159
24034 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
24035 reg_alternate_class into account.
24037 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
24040 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
24041 to consider in curr_insn_transform.
24043 2017-03-24 Jakub Jelinek <jakub@redhat.com>
24045 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
24046 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
24047 and emit_mode_inner.
24049 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24051 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
24052 argument to the overloaded builtin variants. Use the new flag to
24053 deprecate certain builtin variants.
24054 * config/s390/s390-builtin-types.def: Add new builtin types.
24055 * config/s390/s390-builtins.h: Support new flags field for
24056 overloaded builtins.
24057 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
24058 (s390_macro_to_expand): Enable vector float data type.
24059 (s390_cpu_cpp_builtins_internal): Indicate support of the new
24060 builtins by incrementing the __VEC__ version number.
24061 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
24063 (s390_resolve_overloaded_builtin): Emit error messages depending
24064 on the builtin flags.
24065 * config/s390/s390.c (s390_expand_builtin): Support additional
24066 flags argument. Change error message to match the messages
24067 emitted in s390-c.c.
24068 * config/s390/s390.md: New UNSPEC_* constants.
24069 (op_type): Add new instruction types.
24070 * config/s390/vecintrin.h: Add new builtins and test data class
24072 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
24073 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
24074 (VEC_INEXACT, VEC_NOINEXACT): New constants.
24075 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
24076 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
24077 ("vec_mergel<mode>"): V_HW -> VEC_HW.
24079 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
24080 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
24081 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
24082 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
24084 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
24085 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
24086 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
24087 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
24089 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
24090 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
24091 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
24092 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
24093 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
24094 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
24095 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
24097 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
24098 ("vec_scatter_element<V_HW_4:mode>_DI")
24099 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
24100 ("vec_fpint<mode>", "vflls")
24101 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
24102 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
24103 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
24104 ("*vec_cmphe<mode>_cc"): ... these.
24106 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
24107 mode constant instead of magic value.
24109 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24111 * config/s390/s390.c (s390_expand_vec_compare): Support other
24112 vector floating point modes than just V2DF.
24113 (s390_expand_vcond): Likewise.
24114 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
24115 (s390_cannot_change_mode_class): Prevent mode changes between TF
24116 and V1TF in vector registers.
24117 * config/s390/s390.md (DF, SF): New mode attributes.
24118 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
24119 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
24120 SFmode support for VRs.
24121 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
24123 (VFT, VF_HW): New mode iterators.
24124 (vw, sdx): New mode attributes.
24125 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
24126 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
24127 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
24128 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
24129 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
24130 also the new vector floating point modes. Renaming to ...
24132 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
24133 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
24134 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
24135 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
24136 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
24137 ("vec_unordered<mode>"): ... these.
24139 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
24140 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
24141 ("*vec_extendv2df"): New insn definitions.
24143 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24145 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
24146 ("mulditi3_2", "*muldi3_sign"): New patterns.
24147 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
24148 rename the pattern definition.
24150 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24152 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
24154 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
24156 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24158 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
24159 instruction if possible.
24160 * config/s390/vector.md (vec_halfnumelts): New mode
24162 ("*vec_vllezlf<mode>"): New pattern.
24164 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24166 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
24167 ("popcountv4si2", "popcountv2di2"): Rename to ...
24168 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
24169 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
24171 ("popcount<mode>2_vxe"): New pattern.
24173 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24175 * common/config/s390/s390-common.c (processor_flags_table): Add
24177 * config.gcc: Add arch12.
24178 * config/s390/driver-native.c (s390_host_detect_local_cpu):
24179 Default to arch12 for unknown CPU model numbers.
24180 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
24181 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
24182 PROCESSOR_max sanity check.
24183 * config/s390/s390-opts.h (enum processor_type): Add
24185 * config/s390/s390.c (processor_table): Add arch12.
24186 (s390_expand_builtin): Add check for B_VXE flag.
24187 (s390_issue_rate): Add PROCESSOR_ARCH12.
24188 (s390_get_sched_attrmask): Likewise.
24189 (s390_get_unit_mask): Likewise.
24190 (s390_sched_score): Enable z13 scheduling for arch12.
24191 (s390_sched_reorder): Likewise.
24192 (s390_sched_variable_issue): Likewise.
24193 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
24195 (s390_tune_attr): Use z13 scheduling also for arch12.
24196 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
24197 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
24198 (TARGET_VXE_P): New macros.
24199 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
24200 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
24201 * config/s390/s390.opt: Add arch12 as processor_type.
24203 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24205 * config/s390/s390.md
24206 ("fixuns_truncdddi2", "fixuns_trunctddi2")
24207 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
24208 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
24210 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
24211 Rename expanders to ...
24213 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
24214 ("fixuns_truncdddi2_emu"): ... these.
24216 ("fixuns_trunc<mode>si2_emu"): New expander.
24218 ("*fixuns_truncdfdi2_z13"): Rename to ...
24219 ("*fixuns_truncdfdi2_vx"): ... this.
24221 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24223 * config/s390/2964.md: Remove the single element vector compare
24224 instructions which are no longer used.
24225 * config/s390/s390.c (s390_select_ccmode): Remove handling of
24227 (s390_canonicalize_comparison): Remove handling of DFmode
24229 (s390_expand_vec_compare_scalar): Remove function.
24230 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
24231 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
24233 ("*cmp<mode>_ccs"): Add wfcdb instruction.
24235 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24237 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
24239 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
24240 will anyway by matched by mov<mode>_64dfp.
24242 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24244 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
24245 vlef/vstef. Add missing operand to vleif.
24247 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24249 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
24250 pair for all vector types with 64 bit elements.
24251 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
24252 * config/s390/vector.md (V_HW_64): ... here.
24253 (V_128_NOSINGLE): New mode iterator.
24254 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
24255 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
24256 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
24257 ("*vec_load_pairv2di"): Change to ...
24258 ("*vec_load_pair<mode>"): ... this one.
24260 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24262 * config/s390/constraints.md: Add comments.
24263 (jKK): Reject element sizes > 8 bytes.
24264 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
24266 * config/s390/s390.md: Add the s_operand checks formerly in
24267 s390_split_ok_p to various splitters where they are still
24269 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
24270 for 128 bit vectors. Plus two splitters.
24272 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24274 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
24277 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24280 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
24281 error if the boundary argument is not constant.
24283 2017-03-24 Jakub Jelinek <jakub@redhat.com>
24285 PR rtl-optimization/80112
24286 * loop-doloop.c (doloop_condition_get): Don't check condition
24287 if cmp isn't SET with IF_THEN_ELSE src.
24289 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24291 PR tree-optimization/80158
24292 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
24293 replacing a candidate statement, also replace it for the
24294 candidate's alternate interpretation.
24295 (replace_rhs_if_not_dup): Likewise.
24296 (replace_one_candidate): Likewise.
24298 2017-03-24 Richard Biener <rguenther@suse.de>
24300 PR tree-optimization/80167
24301 * graphite-isl-ast-to-gimple.c
24302 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
24304 (translate_isl_ast_to_gimple::get_rename): Likewise.
24306 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
24308 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
24309 handling of certain combinations of target options, including the
24310 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
24311 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
24313 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24316 * config/arm/arm.md (*load_multiple): Add reload_completed to
24317 matching condition.
24319 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24320 Richard Biener <rguenth@suse.de>
24322 PR tree-optimization/79908
24323 PR tree-optimization/80136
24324 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
24325 been cast away, gimplify_and_add suffices.
24327 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
24329 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
24331 2017-03-23 Richard Biener <rguenther@suse.de>
24333 PR tree-optimization/80032
24334 * gimplify.c (gimple_push_cleanup): Forced unconditional
24335 cleanups still have to go to the conditional_cleanups
24338 2017-03-22 Jakub Jelinek <jakub@redhat.com>
24340 PR tree-optimization/80072
24341 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
24343 (next_operand_entry_id): Change type to unsigned int.
24344 (sort_by_operand_rank): Make sure to return the right return value
24345 even if unsigned fields are bigger than INT_MAX.
24346 (struct oecount): Change cnt and id type to unsigned int.
24347 (oecount_hasher::equal): Formatting fix.
24348 (oecount_cmp): Make sure to return the right return value
24349 even if unsigned fields are bigger than INT_MAX.
24350 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
24353 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
24354 TREE_READONLY on result if writing it more than once.
24357 * doc/invoke.texi (-fsanitize=thread): Document that with
24358 -fnon-call-exceptions atomics are not able to throw
24362 * tsan.c: Include tree-eh.h.
24363 (instrument_builtin_call): Call maybe_clean_eh_stmt or
24364 maybe_clean_or_replace_eh_stmt where needed.
24365 (instrument_memory_accesses): Add cfg_changed argument.
24366 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
24367 if it returned true.
24368 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
24370 PR rtl-optimization/63191
24371 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
24372 wrapper function, moved the whole old content into ...
24373 (ix86_delegitimize_address_1): ... this. New inline function.
24374 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
24375 true as last argument instead of ix86_delegitimize_address.
24377 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
24379 * config/aarch64/aarch64.c (generic_branch_cost): Copy
24380 cortexa57_branch_cost.
24382 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
24384 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
24386 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24389 * doc/md.texi (Constraints): Document wA constraint.
24390 * config/rs6000/constraints.md (wA): New.
24391 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
24392 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
24393 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
24394 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
24396 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
24399 * gimplify.c (is_oacc_declared): New function.
24400 (oacc_default_clause): Use it to set default flags for acc declared
24401 variables inside parallel regions.
24402 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
24403 declared variables.
24404 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
24405 declare attribute to any decl as necessary.
24407 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
24410 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
24411 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
24412 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
24413 (arm_arch_lpae): This.
24414 * config/arm/arm.c (arm_arch7ve): Rename into ...
24415 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
24416 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
24419 2017-03-22 Martin Liska <mliska@suse.cz>
24422 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
24423 error message instead of an ICE.
24425 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24427 * doc/extend.texi (6.11 Additional Floating Types): Revise.
24429 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
24431 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
24433 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
24436 2017-03-21 Martin Sebor <msebor@redhat.com>
24438 * doc/extend.texi: Use "cannot" instead of "can't."
24439 * doc/hostconfig.texi: Same.
24440 * doc/install.texi: Same.
24441 * doc/invoke.texi: Same.
24442 * doc/loop.texi: Same.
24443 * doc/md.texi: Same.
24444 * doc/objc.texi: Same.
24445 * doc/rtl.texi: Same.
24446 * doc/tm.texi: Same.
24447 * doc/tm.texi.in: Same.
24448 * doc/trouble.texi: Same.
24450 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
24453 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
24454 (collect_checksum_attributes): Set it.
24455 (die_checksum_ordered): Use it.
24457 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24459 PR tree-optimization/79908
24460 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
24461 change: For a VA_ARG whose LHS has been cast away, use
24462 force_gimple_operand to construct the side effects.
24464 2017-03-21 David Malcolm <dmalcolm@redhat.com>
24466 PR translation/80001
24467 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
24468 more amenable to translation.
24469 (oacc_loop_auto_partitions): Likewise.
24471 2017-03-21 Marek Polacek <polacek@redhat.com>
24472 Martin Sebor <msebor@redhat.com>
24474 PR tree-optimization/80109
24475 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
24476 on INTEGRAL_TYPE_P.
24478 2017-03-21 Jakub Jelinek <jakub@redhat.com>
24479 Segher Boessenkool <segher@kernel.crashing.org>
24482 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
24483 check reg_used_between_p between insn and one of succ or succ2
24484 depending on if succ is artificial insn not inserted into insn
24487 2017-03-21 Martin Liska <mliska@suse.cz>
24489 PR gcov-profile/80081
24490 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
24491 * doc/gcc.texi: Include gcov-dump stuff.
24492 * doc/gcov-dump.texi: New file.
24494 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
24496 PR rtl-optimization/79150
24497 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
24498 conditional jump, if the jump is the last insn of the loop.
24500 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24501 Richard Biener <rguenth@suse.de>
24503 PR tree-optimization/79908
24504 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
24505 been cast away, use force_gimple_operand to construct the side
24508 2017-03-21 Martin Liska <mliska@suse.cz>
24510 PR libfortran/79956
24511 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
24514 2017-03-21 Brad Spengler <spender@grsecurity.net>
24517 * plugin.c (htab_hash_plugin): New function.
24518 (add_new_plugin): Use it and adjust.
24519 (parse_plugin_arg_opt): Adjust.
24520 (init_one_plugin): Likewise.
24522 2017-03-21 Richard Biener <rguenther@suse.de>
24524 PR tree-optimization/80032
24525 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
24526 if set force the cleanup to happen unconditionally.
24527 (gimplify_target_expr): Push inserted clobbers with force_uncond
24528 to avoid them being removed by control-dependent DCE.
24530 2017-03-21 Richard Biener <rguenther@suse.de>
24532 PR tree-optimization/80122
24533 * tree-inline.c (copy_bb): Do not expans va-arg packs or
24534 va_arg_pack_len when the inlined call stmt requires pack
24536 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
24538 2017-03-21 Jakub Jelinek <jakub@redhat.com>
24541 * tsan.c (instrument_builtin_call): If the memory model argument
24542 is not a constant, assume it is valid.
24545 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
24548 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
24550 PR rtl-optimization/79910
24551 * combine.c (can_combine_p): Do not allow combining an I0 or I1
24552 if its dest is used by an insn before I2 (other than the combined
24553 insns themselves, which are properly handled already).
24555 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
24558 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
24560 * combine.c (record_used_regs): New static function.
24561 (try_combine): Handle situations where there is an additional
24562 instruction between I2 and I3 which needs to have a LOG_LINK
24566 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
24568 * combine.c (try_combine): Delete redundant i1 test. Call
24569 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
24571 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24574 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
24575 alternatives 13/14.
24577 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24579 PR tree-optimization/80054
24580 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
24581 the optimization if a PHI or any of its arguments is not dominated
24582 by the candidate's basis. Use gphi* rather than gimple* as
24584 (replace_profitable_candidates): Clean up a gimple* variable that
24585 should be a gphi* variable.
24587 2017-03-20 Martin Sebor <msebor@redhat.com>
24590 * doc/extend.texi (attribute constructor): Document present limitation.
24592 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
24595 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
24596 __POWER9_VECTOR__ #ifdef control, change template definition to
24597 use Power9-specific built-in function.
24598 (vec_any_eq): Likewise.
24599 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
24600 to control outcomes from this test.
24601 (vector_ae_<mode>p): For VEC_F modes, likewise.
24603 2017-03-20 Ian Lance Taylor <iant@google.com>
24605 * config/i386/i386.c (ix86_function_regparm): Save an extra
24606 register for -fsplit-stack with DECL_STATIC_CHAIN.
24608 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
24611 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
24612 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
24614 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
24616 * config/riscv/riscv.c (riscv_print_operand): Use "fence
24618 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
24621 2017-03-20 Marek Polacek <polacek@redhat.com>
24624 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
24626 2017-03-20 Richard Biener <rguenther@suse.de>
24628 PR tree-optimization/80113
24629 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
24630 allocate extra SSA name for PHI def.
24631 (add_close_phis_to_outer_loops): Likewise.
24632 (add_close_phis_to_merge_points): Likewise.
24633 (copy_loop_close_phi_args): Likewise.
24634 (copy_cond_phi_nodes): Likewise.
24636 2017-03-20 Martin Liska <mliska@suse.cz>
24638 PR middle-end/79753
24639 * tree-chkp.c (chkp_build_returned_bound): Do not build
24640 returned bounds for a LHS that's not a BOUNDED_P type.
24642 2017-03-20 Martin Liska <mliska@suse.cz>
24646 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
24647 COMPLEX_CST and VECTOR_CST.
24649 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24652 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
24653 target operand. A new splitter adds the clobber statement in case
24654 the target operand is dead anyway.
24656 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
24658 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
24659 to age-old versions of binutils and glibc.
24661 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
24663 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
24665 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
24667 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
24669 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
24671 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
24672 requirement for binutils 2.13.
24674 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
24676 * combine.c (try_combine): Delete redundant i1 test. Call
24677 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
24679 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
24681 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
24682 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
24684 <riscv64-*-elf>: Re-arrange section
24685 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
24686 <riscv32-*-linux>: Likewise.
24687 <riscv64-*-elf>: Likewise
24688 <riscv64-*-linux>: Likewise.
24690 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
24693 * aarch64.opt(verbose-cost-dump): Fix typo.
24695 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
24698 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
24699 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
24701 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
24703 * reload.c (find_reloads): When reloading a nonoffsettable address,
24704 use RELOAD_OTHER for it and its address reloads.
24706 PR rtl-optimization/79910
24707 * combine.c (record_used_regs): New static function.
24708 (try_combine): Handle situations where there is an additional
24709 instruction between I2 and I3 which needs to have a LOG_LINK
24712 2017-03-17 Jeff Law <law@redhat.com>
24714 PR tree-optimization/71437
24715 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
24716 conditional in the hash table first.
24717 (vrp_dom_walker::before_dom_children): Extract condition from
24718 ASSERT_EXPR. Record condition, its inverion and any implied
24719 conditions as well.
24721 2017-03-17 Marek Polacek <polacek@redhat.com>
24722 Markus Trippelsdorf <markus@trippelsdorf.de>
24724 PR tree-optimization/80079
24725 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
24728 2017-03-17 Richard Biener <rguenther@suse.de>
24730 PR middle-end/80075
24731 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
24732 Properly verify the LHS before the RHS possibly claims to be
24734 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
24737 2017-03-17 Martin Jambor <mjambor@suse.cz>
24739 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
24740 (List of -O2 options): Likewise.
24741 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
24744 2017-03-17 Tom de Vries <tom@codesourcery.com>
24746 * gcov-dump.c (print_usage): Print bug_report_url.
24748 2017-03-17 Richard Biener <rguenther@suse.de>
24750 PR middle-end/80050
24751 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
24752 (parser::peek): Likewise.
24754 2017-03-17 Richard Biener <rguenther@suse.de>
24756 PR tree-optimization/80048
24757 * sese.c (free_sese_info): Properly release rename_map and
24758 copied_bb_map elements.
24760 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
24762 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
24763 Add linked-list forward and backlinks. Insert on
24764 construction, remove on destruction.
24765 (class pass_store_merging): Add m_stores_head field.
24766 (pass_store_merging::terminate_and_process_all_chains):
24767 Iterate over m_stores_head list.
24768 (pass_store_merging::terminate_all_aliasing_chains):
24770 (pass_store_merging::execute): Check for debug stmts first.
24771 Push new chains onto the m_stores_head stack.
24773 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
24776 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
24777 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
24778 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
24780 2017-03-16 Jeff Law <law@redhat.com>
24782 PR tree-optimization/71437
24783 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
24784 member function. Implementation moved into after_dom_children
24785 member function and into the threader's thread_outgoing_edges
24787 (dom_opt_dom_walker::after_dom_children): Simplify by moving
24788 some code into new thread_outgoing_edges.
24789 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
24790 definition. Simplify marker handling (do it here). Assume we always
24791 have the available expression and the const/copies tables.
24792 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
24794 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
24795 * tree-vrp.c (equiv_stack): No longer file scoped.
24796 (vrp_dom_walker): New class.
24797 (vrp_dom_walker::before_dom_children): New member function.
24798 (vrp_dom_walker::after_dom_children): Likewise.
24799 (identify_jump_threads): Setup domwalker. Use it rather than
24800 walking edges in a random order by hand. Simplify setup/finalization.
24801 (finalize_jump_threads): Remove.
24802 (vrp_finalize): Do not call identify_jump_threads here.
24803 (execute_vrp): Do it here instead and call thread_through_all_blocks
24806 PR tree-optimization/71437
24807 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
24809 (simplify_stmt_for_jump_threading): Add basic_block argument. All
24811 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
24812 (dom_opt_dom_walker::thread_across_edge): Remove
24813 handle_dominating_asserts argument. All callers changed.
24814 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
24815 changes. Remove calls to lhs_of_dominating_assert. Other
24816 uses of handle_dominating_asserts turn into unconditional code
24817 (simplify_control_stmt_condition_1): Likewise.
24818 (simplify_control_stmt_condition): Likewise.
24819 (thread_through_normal_block, thread_across_edge): Likewise.
24820 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
24821 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
24822 object if it is not an SSA_NAME.
24823 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
24824 before calling into the VRP specific simplifiers.
24825 (identify_jump_threads): Remove handle_dominating_asserts
24828 2017-03-16 Jakub Jelinek <jakub@redhat.com>
24831 * tree-diagnostic.c (default_tree_printer): No longer static.
24832 * tree-diagnostic.h (default_tree_printer): New prototype.
24834 2017-03-16 Tamar Christina <tamar.christina@arm.com>
24836 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
24837 Change ins into fmov.
24839 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24841 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
24842 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
24843 Use h_con constraint for operand 1.
24844 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
24845 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
24847 2017-03-15 Jeff Law <law@redhat.com>
24849 PR tree-optimization/71437
24850 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
24851 (record_temporary_equivalences): Use it.
24853 PR tree-optimization/71437
24854 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
24855 tree-ssa-scopedtables.
24856 (lookup_avail_expr, build_and_record_new_cond): Likewise.
24857 (record_conditions, record_cond, vuse_eq): Likewise.
24858 (record_edge_info): Adjust to API tweak of record_conditions.
24859 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
24860 (record_temporary_equivalences, optimize_stmt): Likewise.
24861 (eliminate_redundant_computations): Likewise.
24862 (record_equivalences_from_stmt): Likewise.
24863 * tree-ssa-scopedtables.c: Include options.h and params.h.
24864 (vuse_eq): New function, moved from tree-ssa-dom.c
24865 (build_and_record_new_cond): Likewise.
24866 (record_conditions): Likewise. Accept vector of conditions rather
24867 than edge_equivalence structure for first argument.
24868 for the first argument.
24869 (avail_exprs_stack::lookup_avail_expr): New member function, moved
24870 from tree-ssa-dom.c.
24871 (avail_exprs_stack::record_cond): Likewise.
24872 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
24873 from tree-ssa-dom.c.
24874 (avail_exprs_stack): Add new member functions lookup_avail_expr
24876 (record_conditions): Declare.
24878 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
24881 * lra-constraints.c (process_alt_operands): Increase reject for
24882 reloading an input/output operand.
24884 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
24887 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
24888 insns to convert from signed/unsigned char/short to IEEE 128-bit
24890 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
24892 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
24895 * config/i386/i386.c (ix86_vector_duplicate_value): Create
24896 subreg of inner mode for values already in registers.
24898 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
24900 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
24901 iteration reg is used after the loop.
24903 2017-03-14 Martin Sebor <msebor@redhat.com>
24905 PR tree-optimization/79800
24906 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
24907 precision in negative-positive range.
24908 (format_floating): Call non-const overload with adjusted precision.
24910 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24913 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
24916 2017-03-14 Martin Sebor <msebor@redhat.com>
24918 PR middle-end/80020
24919 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
24920 * builtins.def (aligned_alloc): Use it.
24923 * Makefile.in (GTFILES): Add calls.c.
24924 * calls.c: Include "gt-calls.h".
24926 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
24928 PR rtl-optimization/79728
24929 * regs.h (struct target_regs): New field
24930 x_contains_allocatable_regs_of_mode.
24931 (contains_allocatable_regs_of_mode): New macro.
24932 * reginfo.c (init_reg_sets_1): Initialize it, and change
24933 contains_reg_of_mode so it includes global regs as well.
24934 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
24935 rather than contains_regs_of_mode.
24937 2017-03-14 Martin Liska <mliska@suse.cz>
24939 * doc/invoke.texi: Document options that can't be combined with
24940 -fcheck-pointer-bounds.
24942 2017-03-14 Martin Liska <mliska@suse.cz>
24944 PR middle-end/79831
24945 * doc/invoke.texi (-Wchkp): Document the option.
24947 2017-03-14 Martin Liska <mliska@suse.cz>
24949 * Makefile.in: Install gcov-dump.
24951 2017-03-14 Martin Liska <mliska@suse.cz>
24953 * multiple_target.c (expand_target_clones): Bail out for
24954 an invalid attribute.
24956 2017-03-14 Richard Biener <rguenther@suse.de>
24958 * alias.c (struct alias_set_entry): Pack properly.
24959 * cfgloop.h (struct loop): Likewise.
24960 * cse.c (struct set): Likewise.
24961 * ipa-utils.c (struct searchc_env): Likewise.
24962 * loop-invariant.c (struct invariant): Likewise.
24963 * lra-remat.c (struct cand): Likewise.
24964 * recog.c (struct change_t): Likewise.
24965 * rtl.h (struct address_info): Likewise.
24966 * symbol-summary.h (function_summary): Likewise.
24967 * tree-loop-distribution.c (struct partition): Likewise.
24968 * tree-object-size.c (struct object_size_info): Likewise.
24969 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
24970 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
24971 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
24972 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
24973 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
24974 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
24975 (struct _stmt_vec_info): Likewise.
24977 2017-03-14 Martin Liska <mliska@suse.cz>
24980 * multiple_target.c (create_dispatcher_calls): Check that
24981 a target can create a function dispatcher.
24983 2017-03-14 Martin Liska <mliska@suse.cz>
24986 * multiple_target.c (expand_target_clones): Drop local.local
24987 flag for default implementation.
24989 2017-03-14 Richard Biener <rguenther@suse.de>
24991 PR tree-optimization/80030
24992 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
24994 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
24996 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
24997 gcc_fallthrough() instead of __attribute__((fallthrough));
24999 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
25001 * doc/gcc.texi: Remove "up" link to (DIR).
25002 * doc/gccint.texi: Ditto.
25004 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
25006 * doc/install.texi (Specific) <avr>: Remove reference to
25009 2017-03-13 Jeff Law <law@redhat.com>
25011 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
25012 attribute rather than comments.
25014 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
25015 match_scratch operand is highest.
25017 2017-03-13 Martin Liska <mliska@suse.cz>
25019 PR middle-end/78339
25020 * ipa-pure-const.c (warn_function_noreturn): If the declarations
25021 is a CHKP clone, use original declaration.
25023 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
25025 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
25026 (arc_conditional_register_usage): Use a different allocation order
25027 when optimizing for size.
25028 * common/config/arc/arc-common.c (arc_option_optimization_table):
25029 Section anchors default on when optimizing for size.
25031 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
25033 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
25035 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
25037 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
25038 * config/arc/arc.md (cpu_facility): Add cd variant.
25039 (*movqi_insn): Add code density variant.
25040 (*movhi_insn): Likewise.
25041 (*movqi_insn): Likewise.
25042 (*addsi3_mixed): Likewise.
25043 (subsi3_insn): Likewise.
25045 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
25047 * config/arc/arc.md (movsi_cond_exec): Update constraint.
25049 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
25051 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
25052 expressions with MINUS and UNARY ops.
25054 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25057 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
25059 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
25060 between vec_select and vector argument.
25061 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
25062 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
25063 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
25064 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
25065 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
25066 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
25068 2017-03-13 Richard Biener <rguenther@suse.de>
25071 * params.def (vect-max-peeling-for-alignment): Fix typo.
25073 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
25075 * doc/install.texi (Specific) <mips-*-*>: Remove description of
25076 issue that only occurred with binutils below 2.18.
25078 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
25080 * doc/install.texi (Specific) <cris-axis-elf>: No longer
25081 refer to binutils 2.11/2.12 minimum.
25083 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
25085 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
25086 ftp.kernel.org and simplify binutils requirement.
25088 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
25090 * doc/invoke.texi (Warning Options): Fix spelling of link-time
25092 (Optimize Options): Ditto. Also remove redundancy.
25094 2017-03-10 David Malcolm <dmalcolm@redhat.com>
25096 PR translation/79848
25097 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
25099 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
25100 to G_ to avoid double translation.
25102 2017-03-10 David Malcolm <dmalcolm@redhat.com>
25104 PR translation/79923
25105 * auto-profile.c (get_combined_location): Convert leading
25106 character of diagnostics to lower case and remove trailing period.
25107 (read_profile): Likewise for various diagnostics.
25108 * config/arm/arm.c (arm_option_override): Remove trailing period
25109 from various diagnostics.
25110 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
25111 (msp430_expand_delay_cycles): Likewise.
25113 2017-03-10 David Malcolm <dmalcolm@redhat.com>
25116 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
25117 full command-line argument, rather than just "str".
25118 (aarch64_validate_march): Likewise.
25119 (aarch64_validate_mtune): Likewise.
25121 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
25123 PR rtl-optimization/78911
25124 * lra-assigns.c (must_not_spill_p): New function.
25125 (spill_for): Use it.
25127 2017-03-10 Jakub Jelinek <jakub@redhat.com>
25129 PR tree-optimization/79981
25130 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
25131 ATOMIC_COMPARE_EXCHANGE ifn result.
25132 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
25133 IFN_ATOMIC_COMPARE_EXCHANGE.
25135 2017-03-10 David Malcolm <dmalcolm@redhat.com>
25138 * opts.c (parse_sanitizer_options): Add missing question mark to
25139 "did you mean" message.
25141 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25143 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
25145 (VMULEUH_UNS): Likewise.
25146 (VMULOUB_UNS): Likewise.
25147 (VMULOUH_UNS): Likewise.
25148 * config/rs6000/rs6000.c (builtin_function_type): Remove
25149 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
25151 2017-03-10 David Malcolm <dmalcolm@redhat.com>
25154 * read-rtl-function.c (function_reader::read_rtx_operand): Update
25155 x with result of extra_parsing_for_operand_code_0.
25156 (function_reader::extra_parsing_for_operand_code_0): Convert
25157 return type from void to rtx, returning x. When reading
25158 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
25159 larger size containing struct block_symbol.
25161 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
25163 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
25164 -mfloat128-hardware without -m64.
25166 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
25169 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
25170 entries to the case statement that marks unsigned arguments to
25171 overloaded functions.
25173 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
25175 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
25176 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
25178 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
25181 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
25182 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
25184 2017-03-10 Martin Liska <mliska@suse.cz>
25188 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
25189 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
25192 2017-03-10 Olivier Hainque <hainque@adacore.com>
25194 * tree-switch-conversion (array_value_type): Start by resetting
25195 candidate type to it's main variant.
25197 2017-03-10 Jakub Jelinek <jakub@redhat.com>
25199 PR rtl-optimization/79909
25200 * combine.c (try_combine): Use simplify_replace_rtx on individual
25201 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
25202 of the whole CALL_INSN_FUNCTION_USAGE.
25204 PR tree-optimization/79972
25205 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
25206 get_range_info on SSA_NAMEs. Formatting fixes.
25208 2017-03-10 Richard Biener <rguenther@suse.de>
25209 Jakub Jelinek <jakub@redhat.com>
25211 PR tree-optimization/77975
25212 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
25213 edge to be constant.
25214 (get_val_for): For constant x return it. Formatting fix.
25215 (loop_niter_by_eval): Avoid pointless looping if the next iteration
25216 would use the same bases as the current one.
25218 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25220 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
25221 instead of vec_select for V1TImode.
25222 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
25224 (VSX_LE_128): Add V1TI to this mode iterator.
25225 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
25226 (*vsx_le_perm_store_<mode>): Likewise.
25227 (pre-reload splitter for VSX stores): Likewise.
25228 (post-reload splitter for VSX stores): Likewise.
25229 (*vsx_xxpermdi2_le_<mode>): Likewise.
25230 (*vsx_lxvd2x2_le_<mode>): Likewise.
25231 (*vsx_stxvd2x2_le_<mode>): Likewise.
25233 2017-03-09 Michael Eager <eager@eagercon.com>
25235 Correct failures with --enable-checking=yes,rtl.
25237 * config/microblaze/microblaze.c (microblaze_expand_shift):
25238 Replace GET_CODE test with CONST_INT_P and INTVAL test with
25239 test for const0_rtx.
25240 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
25241 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
25243 2017-03-09 Richard Biener <rguenther@suse.de>
25245 PR tree-optimization/79977
25246 * graphite-scop-detection.c (scop_detection::merge_sese):
25247 Handle the case of extra exits to blocks dominating the entry.
25249 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
25251 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
25254 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
25256 PR rtl-optimization/79949
25257 * lra-constraints.c (process_alt_operands): Check memory when
25258 trying to predict a cycle. Print about the overall increase.
25260 2017-03-09 Richard Biener <rguenther@suse.de>
25262 PR middle-end/79971
25263 * gimple-expr.c (useless_type_conversion_p): Preserve
25264 TYPE_SATURATING for fixed-point types.
25266 2017-03-09 Richard Biener <rguenther@suse.de>
25269 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
25270 alignment of BLKmode params.
25272 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25275 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
25276 (VALL_NO_V2Q): Likewise.
25278 * config/aarch64/aarch64-simd.md
25279 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
25281 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
25282 VALL_NO_V2Q mode iterator.
25283 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
25285 2017-03-09 Martin Liska <mliska@suse.cz>
25287 PR tree-optimization/79631
25288 * tree-chkp-opt.c (chkp_is_constant_addr): Call
25289 tree_int_cst_sign_bit just for INTEGER constants.
25291 2017-03-09 Martin Liska <mliska@suse.cz>
25295 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
25298 2017-03-09 Marek Polacek <polacek@redhat.com>
25301 * tree.c (inchash::add_expr): Handle TREE_VEC.
25303 2017-03-09 Martin Liska <mliska@suse.cz>
25306 (chkp_narrow_size_and_offset): New function.
25307 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
25308 (void chkp_parse_bit_field_ref): New function.
25309 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
25310 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
25312 2017-03-09 Martin Liska <mliska@suse.cz>
25315 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
25316 (chkp_find_bounds_1): Remove gcc_unreachable.
25318 2017-03-09 Jakub Jelinek <jakub@redhat.com>
25321 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
25322 BUILT_IN_SYNC*, determine the access type from the size suffix and
25323 always build a MEM_REF with that type. Handle forgotten
25324 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
25327 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
25328 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
25329 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
25330 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
25331 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
25332 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
25333 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
25334 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
25335 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
25336 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
25337 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
25338 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
25339 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
25340 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
25341 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
25342 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
25343 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
25344 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
25345 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
25346 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
25347 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
25348 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
25349 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
25350 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
25351 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
25352 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
25353 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
25354 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
25355 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
25356 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
25357 definitions outside of __OPTIMIZE__ guarded section.
25360 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
25361 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
25362 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
25363 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
25366 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25368 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
25369 ("vfenez<mode>"): Add missing constraints.
25371 2017-03-08 Martin Sebor <msebor@redhat.com>
25374 * config/nds32/nds32.c (nds32_option_override):
25375 Fix misspelled diagnostic.
25377 2017-03-08 Jakub Jelinek <jakub@redhat.com>
25380 * gimplify.c (gimplify_omp_for): Replace index var in outer
25381 taskloop statement with an artificial variable and add
25382 OMP_CLAUSE_PRIVATE clause for it.
25384 2017-03-08 Richard Biener <rguenther@suse.de>
25386 PR tree-optimization/79955
25387 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
25388 for accesses that are completely outside of the variable.
25390 2017-03-08 Andrew Haley <aph@redhat.com>
25392 PR tree-optimization/79943
25393 * tree-ssa-loop-split.c (compute_new_first_bound): When
25394 calculating the new upper bound, (END-BEG) should be added, not
25397 2017-03-08 Jakub Jelinek <jakub@redhat.com>
25399 * config/avr/avr.md (setmemhi): Make sure match_dup
25400 operand number comes before match_scratch.
25402 2017-03-08 Richard Biener <rguenther@suse.de>
25404 PR tree-optimization/79920
25405 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
25406 with ncopies == 1 to ...
25407 (vect_transform_slp_perm_load): ... here. Properly compute
25408 all element loads by iterating VF times over the group. Do
25409 not handle ncopies (computed in a broken way) in
25410 vect_create_mask_and_perm.
25412 2017-03-08 Jakub Jelinek <jakub@redhat.com>
25415 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
25416 is a uniform vector, use uniform_vector_p return value instead of
25417 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
25419 2017-03-07 Marek Polacek <polacek@redhat.com>
25421 PR middle-end/79809
25422 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
25423 (alloca_call_type): Likewise.
25425 2017-03-07 Martin Liska <mliska@suse.cz>
25427 * gcov.c (process_args): Put comment to correct location.
25429 2017-03-07 Martin Liska <mliska@suse.cz>
25431 PR middle-end/68270
25432 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
25433 Use array_at_struct_end_p instead of DECL_CHAIN (field).
25434 (chkp_narrow_bounds_for_field): Likewise.
25435 (chkp_parse_array_and_component_ref): Pass one more argument to
25438 2017-03-07 Richard Biener <rguenther@suse.de>
25440 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
25443 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
25445 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
25446 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
25448 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25451 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
25452 to end of description.
25453 (PARAM_MAX_STORES_TO_MERGE): Likewise.
25455 2017-03-07 Jakub Jelinek <jakub@redhat.com>
25457 PR rtl-optimization/79901
25458 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
25460 (*avx512f_<code><mode>3<mask_name>): ... this.
25461 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
25462 iterator instead of VI8_AVX2_AVX512BW.
25464 PR rtl-optimization/79901
25465 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
25466 min/max expander, expand it using expand_vec_cond_expr.
25469 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
25472 2017-03-06 Jakub Jelinek <jakub@redhat.com>
25475 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
25476 to void * for PCH reasons.
25477 * dwarf2out.c (output_loc_operands, output_die): Cast
25478 v.val_vec.array to unsigned char *.
25480 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
25483 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
25486 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
25488 PR rtl-optimization/79571
25489 * lra-constraints.c (process_alt_operands): Calculate static
25490 reject and subtract it from overall when only addresses will be
25493 2017-03-06 Julia Koval <julia.koval@intel.com>
25496 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
25497 incoming stack boundary to 128 for 64-bit targets.
25499 2017-03-06 Richard Biener <rguenther@suse.de>
25501 PR tree-optimization/79894
25502 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
25503 to NULL after folding it.
25505 2017-03-06 Richard Biener <rguenther@suse.de>
25507 PR tree-optimization/79824
25508 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
25509 check disabling peeling for gaps.
25511 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
25513 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
25514 attributes): Document gettimeofday.
25516 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
25518 * config/s390/s390.c (s390_option_override_internal): Set
25519 PARAM_MIN_VECT_LOOP_BOUND
25521 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
25523 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
25524 * config/s390/s390.md: Likewise.
25526 2017-03-06 Jakub Jelinek <jakub@redhat.com>
25529 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
25530 (<avx2_avx512>_perm<mode>): Rename to ...
25531 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
25533 (<avx512>_perm<mode>_mask): Rename to ...
25534 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
25536 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
25537 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
25538 instead of VI8F_256_512.
25539 (avx512f_perm<mode>): New define_expand.
25540 (avx512f_perm<mode>_mask): Likewise.
25541 (avx512f_perm<mode>_1<mask_name>): New define_insn.
25542 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
25544 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
25546 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
25547 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
25549 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
25551 2017-03-06 Martin Liska <mliska@suse.cz>
25554 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
25555 when having a SSA NAME w/o VAR_DECL assigned to it.
25557 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
25559 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
25560 msa_dpsub_<su>_d): Fix MODE for vec_select.
25562 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
25564 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
25566 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
25568 2017-03-06 Richard Biener <rguenther@suse.de>
25570 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
25571 * plugin.c (register_plugin_info): Likewise.
25572 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
25574 2017-03-05 Jakub Jelinek <jakub@redhat.com>
25576 * config/i386/sse.md (sse_storehps, sse_storelps,
25577 avx_<castmode><avxsizesuffix>_<castmode>,
25578 avx512f_<castmode><avxsizesuffix>_<castmode>,
25579 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
25580 in condition that at least one operand is not a MEM.
25582 2017-03-03 Jakub Jelinek <jakub@redhat.com>
25584 PR middle-end/79805
25585 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
25586 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
25588 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
25589 gimple_call_nothrow_p flag based on whether original builtin can throw.
25590 If it can, emit following stmts on the fallthrough edge.
25591 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
25592 don't create new bb if inserting just debug stmts on the edge, try to
25593 insert them on the fallthru bb or just reset debug stmts.
25595 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
25598 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
25599 restore recog_data (including the operand rtxes inside it) around
25600 the call to get_insn_template.
25602 2017-03-03 Martin Sebor <msebor@redhat.com>
25604 PR tree-optimization/79699
25605 * context.c (context::~context): Free MPFR caches to avoid
25606 a memory leak on program exit.
25608 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25610 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
25611 Use wide_int::ulow () instead of .elt (0).
25613 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
25615 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
25616 (*pushxf): Limit oF constraint to 32bit targets and add oC
25617 constraint for 64bit targets.
25618 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
25619 (*pushdf): Change rmF constraint to rmC.
25621 2017-03-03 Martin Liska <mliska@suse.cz>
25623 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
25624 Remove unused variable.
25626 2017-03-03 Jakub Jelinek <jakub@redhat.com>
25629 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
25630 is a memory operand, increase num_memory.
25631 (ix86_expand_args_builtin): Likewise.
25633 2017-03-03 Jan Hubicka <jh@suse.cz>
25636 * ipa-devirt.c (maybe_record_node): Properly handle
25637 __cxa_pure_virtual visibility.
25639 2017-03-03 Martin Liska <mliska@suse.cz>
25641 PR tree-optimization/79803
25642 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
25644 (pass_loop_prefetch::execute): Disabled optimization if an
25645 assumption about L1 cache size is not met.
25647 2017-03-03 Martin Liska <mliska@suse.cz>
25649 PR rtl-optimization/79574
25650 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
25651 (hash_scan_set): Likewise.
25652 (dump_hash_table): Likewise.
25653 (hoist_code): Likewise.
25655 2017-03-03 Richard Biener <rguenther@suse.de>
25657 * fixed-value.c (fixed_from_string): Restore use of elt (1)
25658 in place of uhigh ().
25659 (fixed_convert_from_real): Likewise.
25661 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
25664 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
25666 2017-03-03 Richard Biener <rguenther@suse.de>
25668 PR middle-end/79818
25669 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
25670 TYPE_OVERFLOW_UNDEFINED check.
25672 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25674 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
25676 (vector_ae_<mode>_p): Likewise.
25677 (vector_nez_<mode>_p): Likewise.
25678 (vector_ne_v2di_p): Likewise.
25679 (vector_ae_v2di_p): Likewise.
25680 (vector_ne_<mode>_p): Likewise.
25681 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
25683 (vsx_tsqrt<mode>2_fe): Likewise.
25685 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
25688 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
25690 2017-03-02 Jakub Jelinek <jakub@redhat.com>
25692 PR rtl-optimization/79780
25693 * cprop.c (one_cprop_pass): When second and further conditional trap
25694 in a single basic block is turned into an unconditional trap, turn it
25695 into a deleted note to avoid RTL verification failures.
25697 2017-03-02 Richard Biener <rguenther@suse.de>
25699 * fold-const.c (const_binop): Use ulow () instead of elt (0).
25701 2017-03-02 Richard Biener <rguenther@suse.de>
25703 PR tree-optimization/79345
25705 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
25706 param and abort the walk, returning -1 if it is hit.
25707 (walk_aliased_vdefs): Take a limit param and pass it on.
25708 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
25709 defaulting to 0 and return a signed int.
25710 * tree-ssa-uninit.c (struct check_defs_data): New struct.
25711 (check_defs): New helper.
25712 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
25713 about uninitialized memory.
25714 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
25715 bogus uninitialized warning.
25716 (fixed_convert_from_real): Likewise.
25718 2017-03-02 Bin Cheng <bin.cheng@arm.com>
25720 PR tree-optimization/66768
25721 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
25722 iv_use if base object can't be determined.
25724 2017-03-02 Jakub Jelinek <jakub@redhat.com>
25726 PR tree-optimization/79345
25727 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
25728 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
25729 (get_pattern_stats): Initialize it.
25730 * genemit.c (gen_expand): Verify match_scratch numbers come after
25731 match_operand/match_dup numbers.
25732 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
25733 match_scratch numbers.
25734 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
25736 * config/s390/s390.md (trunctdsd2): Likewise.
25738 2017-03-02 Richard Biener <rguenther@suse.de>
25740 * wide-int.h (wide_int_storage::operator=): Implement in terms
25743 2017-03-02 Richard Biener <rguenther@suse.de>
25745 PR tree-optimization/79777
25746 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
25747 the to insert expression to sth existing.
25749 2017-03-01 Martin Sebor <msebor@redhat.com>
25751 PR middle-end/79692
25752 * gimple-ssa-sprintf.c
25753 (directive::known_width_and_precision): New function.
25754 (format_integer): Use it.
25755 (get_mpfr_format_length): Consider the full range of precision
25756 when computing %g output with the # flag. Set the likely byte
25757 count to 3 rather than 1 when precision is indeterminate.
25758 (format_floating): Correct the lower bound of precision.
25760 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25762 * doc/invoke.texi: Document default code model for 64-bit Linux.
25764 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
25767 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
25768 udiv rather than div since input pattern is unsigned.
25770 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
25772 * config/i386/i386.c (print_reg): Warn for values of
25773 unsupported size in integer register.
25775 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
25778 * config/rs6000/predicates.md (current_file_function_operand): Do
25779 not allow self calls to be local if the function is replaceable.
25781 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
25784 * config/rs6000/altivec.h (vec_ctz and others): Change the
25785 preprocessor macro that controls conditional compilation from
25786 _ARCH_PWR9 to __POWER9_VECTOR__.
25787 (vec_all_ne): Change parameterization of __altivec_scalar_pred
25788 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
25789 control (instead of _ARCH_PWR9 control) so that template
25790 definition uses power9-specific function.
25791 (vec_any_eq): Likewise.
25792 (vec_all_ne): Change macro definition to use a power9-specific
25793 expansion under #ifdef __POWER9_VECTOR__ control (instead of
25794 _ARCH_PWR9 control).
25795 (vec_any_eq) Likewise.
25796 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
25797 expansion for CMPNEF to remove support for xvcmpnesp instruction.
25798 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
25799 support for xvcmpnedp instruction.
25800 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
25801 macro expansion so that Power9 implementation of vec_all_ne does
25802 not use the AltiVec predicate framework.
25803 (VCMPNEH_P): Likewise.
25804 (VCMPNEW_P): Likewise.
25805 (VCMPNED_P): Likewise.
25806 (VCMPNEFP_P): Likewise.
25807 (VCMPNEDP_P): Likewise.
25808 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
25809 implementation of vec_any_eq to not use AltiVec predicate
25811 (VCMPAEH_P): Likewise.
25812 (VCMPAEW_P): Likewise.
25813 (VCMPAED_P): Likewise.
25814 (VCMPAEFP_P): Likewise.
25815 (VCMPAEDP_P): Likewise.
25816 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
25817 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
25818 not use the AltiVec predicate framework.
25819 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
25820 of vec_any_eq to not use AltiVec predicate framework.
25821 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
25822 support for predefined __POWER9_VECTOR__ macro to indicate that
25823 Power9 instruction selection is enabled.
25824 (altivec_overloaded_builtins): Remove extraneous
25825 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
25826 function argument types RS6000_BTI_bool_V16QI and
25827 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
25828 entry for overloaded function argument types RS6000_BTI_bool_V4SI
25829 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
25830 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
25831 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
25832 Power9 for implementations of vec_cmpne. Change the signature for
25833 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
25834 (representing vec_all_ne) to remove the previously described first
25835 argument of type RS6000_BTI_INTSI, as this was an artifact of
25836 reliance on the AltiVec predicate framework, which is no longer
25837 used in the implementation of these functions. Add
25838 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
25839 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
25840 since, unlike the AltiVec predicate framework implementation, we
25841 do not share function descriptors between vec_alle and vec_anyeq.
25842 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
25843 set of modes that receive special treatment even when
25844 TARGET_P9_VECTOR is true. The special treatment emits code that
25845 does not depend on Power9 instructions.
25846 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
25847 define_expand to not rely on AltiVec predicate framework.
25848 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
25850 (vector_ne_v2di_p): Change this define_expand to not rely on
25851 AltiVec predicate framework.
25852 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
25854 (vector_ne_<mode>_p): Change this define_expand to not rely on
25855 AltiVec predicate framework.
25856 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
25858 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
25859 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
25860 define_insn pattern.
25861 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
25862 define_insn pattern because the xvcmpne<VSs>. instruction is not
25864 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
25865 instruction is not supported.
25867 2017-03-01 Jakub Jelinek <jakub@redhat.com>
25869 * config/nvptx/nvptx.c: Include intl.h.
25871 2017-03-01 Martin Jambor <mjambor@suse.cz>
25874 * ipa-prop.h (ipa_bits): Removed field known.
25875 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
25876 to pointers. Adjusted their comments to warn about their sharing.
25877 (ipcp_transformation_summary): Change bits to a vector of pointers.
25878 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
25879 (ipa_get_ipa_bits_for_value): Declare.
25880 * tree-vrp.h (value_range): Mark as GTY((for_user)).
25881 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
25882 (ipa_bits_hash_table): Likewise.
25883 (ipa_vr_ggc_hash_traits): Likewise.
25884 (ipa_vr_hash_table): Likewise.
25885 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
25886 being pointers and vr_known being removed.
25887 (ipa_set_jf_unknown): Likewise.
25888 (ipa_get_ipa_bits_for_value): New function.
25889 (ipa_set_jfunc_bits): Likewise.
25890 (ipa_get_value_range): New overloaded functions.
25891 (ipa_set_jfunc_vr): Likewise.
25892 (ipa_compute_jump_functions_for_edge): Use the above functions to
25893 construct bits and vr parts of jump functions.
25894 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
25895 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
25897 (ipcp_grow_transformations_if_necessary): Also allocate
25898 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
25900 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
25901 them. Fix too long lines.
25902 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
25903 vr_known being removed.
25904 (ipa_read_jump_function): Use new setter functions to construct bits
25905 and vr parts of jump functions or set them to NULL.
25906 (write_ipcp_transformation_info): Adjust for bits being pointers.
25907 (read_ipcp_transformation_info): Likewise.
25908 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
25910 Include gt-ipa-prop.h.
25911 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
25913 (ipcp_store_bits_results): Likewise.
25914 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
25915 Do not write to existing jump functions but use a temporary instead.
25917 2017-03-01 Jakub Jelinek <jakub@redhat.com>
25920 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
25921 attempt to use its first operand as BIT_FIELD_REF base.
25923 2017-03-01 Richard Biener <rguenther@suse.de>
25925 PR middle-end/79721
25926 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
25927 interpolating formula in wrapping arithmetic.
25928 (chrec_apply): Convert chrec_evaluate return value to wanted type.
25930 2017-03-01 Jakub Jelinek <jakub@redhat.com>
25932 PR tree-optimization/79734
25933 * tree-vect-generic.c (expand_vector_condition): Optimize
25934 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
25935 Handle VEC_COND_EXPR where comparison has different inner width from
25936 type's inner width.
25938 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
25940 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
25941 markup, and similar issues. Remove @opindex entries for things
25942 that aren't options. Add missing -mmpy-option entries.
25944 2017-02-28 Jakub Jelinek <jakub@redhat.com>
25946 PR tree-optimization/79737
25947 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
25948 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
25949 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
25950 instead of byte_size. Formatting fix.
25951 (shift_bytes_in_array_right): Formatting fix.
25953 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
25956 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
25957 condition on optimize for the leaf function test.
25959 2017-02-28 Martin Liska <mliska@suse.cz>
25962 * read-rtl-function.c (function_reader::handle_unknown_directive):
25963 Bail out when one uses -flto.
25965 2017-02-28 Martin Liska <mliska@suse.cz>
25967 * common.opt: Replace space with tabular for options of <number>
25969 * config/i386/i386.opt: Show <number> value for
25970 -mlarge-data-threshold.
25971 * opts.c (print_filtered_help): Do not display number in hexadecimal
25974 2017-02-28 Martin Liska <mliska@suse.cz>
25976 * common.opt: Fix --help=option -Q for options which are of
25979 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
25981 * config/i386/i386.c (print_reg): Error out for values
25982 of 8-bit size in invalid integer register.
25984 2017-02-28 Martin Sebor <msebor@redhat.com>
25986 PR tree-optimization/79691
25987 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
25989 2017-02-28 Jakub Jelinek <jakub@redhat.com>
25992 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
25993 gcc_unreachable with output_operand_lossage.
25995 2017-02-28 Richard Biener <rguenther@suse.de>
25997 PR tree-optimization/79740
25998 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
26000 (visit_nary_op): Insert the nary into the hashtable if we
26001 pattern-matched sth.
26002 * tree-ssa-pre.c (eliminate_insert): Robustify.
26004 2017-02-28 Richard Biener <rguenther@suse.de>
26006 PR middle-end/79731
26007 * fold-const.c (decode_field_reference): Reject out-of-bound
26010 2017-02-28 Jakub Jelinek <jakub@redhat.com>
26012 * config/i386/i386.c: Include intl.h.
26013 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
26014 instead of just cond ? "..." : "...".
26015 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
26016 * coverage.c (read_counts_file): Likewise.
26017 * omp-offload.c: Include intl.h.
26018 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
26019 of just cond ? "..." : "...".
26020 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
26021 of just cond ? "..." : "...".
26023 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
26026 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
26028 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
26029 'tune for' CPU name.
26030 * config/arm/arm-cpu-data.h: Regenerated.
26032 2017-02-28 Richard Biener <rguenther@suse.de>
26034 PR tree-optimization/79732
26035 * tree-inline.c (expand_call_inline): Do not shadow var.
26037 2017-02-28 Richard Biener <rguenther@suse.de>
26039 PR tree-optimization/79723
26040 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
26041 address-space properly.
26043 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
26045 * doc/optinfo.texi (Optimization groups): Fix option used for
26047 * doc/invoke.texi (-fopt-info): Document "omp".
26048 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
26049 (OPTGROUP_ALL): Add OPTGROUP_OMP.
26050 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
26051 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
26052 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
26054 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
26056 * dumpfile.c (optgroup_options): Instead of "openmp", associate
26057 OPTGROUP_OMP with "omp".
26059 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
26062 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
26063 for arithmetic shift of unsigned V2DI.
26065 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
26067 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
26068 arc/linux.h headers.
26069 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
26070 (LINK_SPEC): Likewise.
26071 (ARC_TLS_EXTRA_START_SPEC): Likewise.
26072 (EXTRA_SPECS): Likewise.
26073 (STARTFILE_SPEC): Likewise.
26074 (ENDFILE_SPEC): Likewise.
26075 (LIB_SPEC): Likewise.
26076 (TARGET_SDATA_DEFAULT): Likewise.
26077 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
26078 (MULTILIB_DEFAULTS): Likewise.
26079 (DWARF2_UNWIND_INFO): Likewise.
26080 * config/arc/big.h: New file.
26081 * config/arc/elf.h: Likewise.
26082 * config/arc/linux.h: Likewise.
26083 * config/arc/t-uClibc: Remove.
26085 2017-02-27 Bin Cheng <bin.cheng@arm.com>
26087 PR tree-optimization/77536
26088 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
26089 (tree_transform_and_unroll_loop): Use above function to compute the
26090 estimated niter of unrolled loop and use it when scaling profile.
26091 Also use count info rather than frequency if it's non-zero.
26092 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
26093 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
26094 (vect_transform_loop): Call above function.
26096 2017-02-27 Richard Biener <rguenther@suse.de>
26098 PR tree-optimization/45397
26099 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
26100 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
26101 (visit_nary_op): Add pattern matching for CSEing sign-changed
26102 or truncated operations with wider ones.
26104 2017-02-27 Richard Biener <rguenther@suse.de>
26106 PR tree-optimization/79690
26107 * tree-vect-stmts.c (vectorizable_store): Use vector type
26108 built from the DR with address-space.
26110 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
26112 * doc/invoke.texi (Optimize Options): Refine the description
26113 of asan-use-after-return.
26115 2017-02-25 Alan Modra <amodra@gmail.com>
26117 PR rtl-optimization/79584
26118 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
26119 base, not ad->base_term, the reg within base. Remove assertion
26120 that ad->base == ad->base_term. Replace gen_int_mode using
26121 bogus mode with const0_rtx.
26123 2017-02-25 Jakub Jelinek <jakub@redhat.com>
26125 PR middle-end/79396
26126 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
26127 FMA_EXPR like tcc_binary or tcc_unary.
26129 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
26132 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
26134 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
26135 (output_loc_operands): Handle DW_OP_call_ref and
26136 DW_OP_GNU_variable_value.
26137 (struct variable_value_struct): New type.
26138 (struct variable_value_hasher): Likewise.
26139 (variable_value_hash): New variable.
26140 (string_types): Remove.
26141 (copy_loc_descr): New function.
26142 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
26143 (prepend_loc_descr_to_each): New function.
26144 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
26145 instead of add_loc_descr_to_each if the first argument is single
26146 location list and the second has multiple.
26147 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
26148 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
26149 when looking for variable value which doesn't have other location info.
26150 (loc_list_from_tree): Formatting fix.
26151 (gen_array_type_die): Simplify DW_AT_string_length handling.
26152 (adjust_string_types): Remove.
26153 (gen_subprogram_die): Don't call adjust_string_types nor test/set
26154 string_types. Call resolve_variable_values.
26155 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
26156 (resolve_addr_in_expr): Likewise. Add A argument.
26157 (copy_deref_exprloc): Remove deref argument. Adjust for the
26158 original expression being DW_OP_GNU_variable_value with optionally
26159 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
26160 optionally after it.
26161 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
26162 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
26163 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
26164 (variable_value_hasher::hash, variable_value_hasher::equal): New
26166 (resolve_variable_value_in_expr, resolve_variable_value,
26167 resolve_variable_values, note_variable_value_in_expr,
26168 note_variable_value): New functions.
26169 (dwarf2out_early_finish): Call note_variable_value on all toplevel
26172 2017-02-24 Jakub Jelinek <jakub@redhat.com>
26175 * opts.h (handle_generated_option): Add GENERATED_P argument.
26176 * opts-common.c (handle_option): Adjust function comment.
26177 (handle_generated_option): Add GENERATED_P argument, pass it to
26179 (control_warning_option): Pass false to handle_generated_option
26181 * opts.c (maybe_default_option): Pass true to handle_generated_option
26183 * optc-gen.awk: Likewise.
26185 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
26187 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
26188 a REG, look at the REG it is a SUBREG of.
26189 (splitter for cmpeqsi_t): Ditto.
26191 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
26193 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
26194 the special USEs with the pattern of the insn, not the insn itself.
26196 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
26199 * doc/invoke.texi: Document -mload-store-pairs.
26201 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
26202 Sandra Loosemore <sandra@codesourcery.com>
26204 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
26205 argument isn't a CONST_INT.
26206 (nios2_alternate_compare_const): Assert op is a CONST_INT.
26207 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
26208 (nios2_validate_compare): Bypass alternate compare logic if *op2
26209 is not a CONST_INT.
26210 (ldstwm_operation_p): Return false if first_base is not a REG or
26211 if first_offset is not a CONST_INT.
26213 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
26215 * config/cris/cris.md: Use correct operand in a define_peephole2.
26217 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
26219 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
26221 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
26223 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
26224 this_insn if it is an INSN or JUMP_INSN.
26225 (force_offsettable): Look at base, not at addr.
26226 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
26227 on things that aren't necessarily CONST_INTs.
26229 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
26231 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
26232 -mfpmath=sse is the default also for x86-32 targets with SSE2
26233 instruction set when @option{-ffast-math} is enabled
26235 2017-02-24 Jeff Law <law@redhat.com>
26237 PR rtl-optimizatoin/79286
26238 * ira.c (update_equiv_regs): Drop may_trap_p exception to
26241 2017-02-24 Richard Biener <rguenther@suse.de>
26243 PR tree-optimization/79389
26244 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
26247 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
26249 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
26250 function comment to reflect reality.
26251 (loop_exits_before_overflow): Fix typo in function description.
26253 2017-02-24 Richard Biener <rguenther@suse.de>
26255 PR tree-optimization/79389
26256 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
26257 properly that a threading opportunity exists. Detect conditional
26258 copy/constant propagation opportunities.
26260 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
26262 * config/visium/visium.md (type): Add trap.
26263 (b): New mode attribute.
26264 (*btst): Rename into...
26265 (*btst<mode>): ...this and adjust.
26266 (*cbranchsi4_btst_insn): Rename into...
26267 (*cbranch<mode>4_btst_insn): ...this and adjust.
26268 (trap): New define_insn.
26270 2017-02-23 Jakub Jelinek <jakub@redhat.com>
26272 PR tree-optimization/79389
26273 * ifcvt.c (struct noce_if_info): Add rev_cond field.
26274 (noce_reversed_cond_code): New function.
26275 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
26276 reversed_comparison_code. Formatting fix.
26277 (noce_try_store_flag): Test rev_cond != NULL in addition to
26278 reversed_comparison_code.
26279 (noce_try_store_flag_constants): Likewise.
26280 (noce_try_store_flag_mask): Likewise.
26281 (noce_try_addcc): Use rev_cond if non-NULL instead of
26282 reversed_comparison_code.
26283 (noce_try_cmove_arith): Likewise. Formatting fixes.
26284 (noce_try_minmax, noce_try_abs): Clear rev_cond.
26285 (noce_find_if_block): Initialize rev_cond.
26286 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
26287 instead of false as last argument never attempt to reverse it
26290 2017-02-23 Bin Cheng <bin.cheng@arm.com>
26292 PR tree-optimization/79663
26293 * tree-predcom.c (combine_chains): Process refs in reverse order
26294 only for ZERO length chains, and add explaining comment.
26296 2017-02-23 Jeff Law <law@redhat.com>
26298 PR tree-optimization/79578
26299 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
26300 in call to operand_equal_p.
26302 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
26305 * config/i386/cpuid.h: Fix another undefined behavior.
26307 2017-02-23 Richard Biener <rguenther@suse.de>
26309 PR tree-optimization/79683
26310 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
26311 vector types for data-refs.
26313 2017-02-23 Martin Liska <mliska@suse.cz>
26315 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
26317 2017-02-23 Jakub Jelinek <jakub@redhat.com>
26319 PR middle-end/79665
26320 * internal-fn.c (get_range_pos_neg): Moved to ...
26321 * tree.c (get_range_pos_neg): ... here. No longer static.
26322 * tree.h (get_range_pos_neg): New prototype.
26323 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
26324 are known to be in between 0 and signed maximum inclusive, try to
26325 expand both unsigned and signed divmod and use the cheaper one from
26328 2017-02-22 Jeff Law <law@redhat.com>
26330 PR tree-optimization/79578
26331 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
26332 to compare base operands.
26334 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
26337 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
26338 gpc_reg_operand instead of fpr_reg_operand.
26340 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
26342 * config/mips/mips.c (mips_return_in_memory): Force FP
26343 vector types to be returned in memory for o32 ABI.
26345 2017-02-22 Jakub Jelinek <jakub@redhat.com>
26347 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
26348 instead of DW_TAG_member for static data member declarations and don't
26349 set no_linkage_name for static inline data members.
26350 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
26353 2017-02-22 Martin Liska <mliska@suse.cz>
26355 * doc/invoke.texi: Replace inequality signs with square brackets
26358 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26360 PR tree-optimization/68644
26361 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
26363 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
26366 * lra-constraints.c (simplify_operand_subreg): Handle
26367 WORD_REGISTER_OPERATIONS targets.
26369 2017-02-22 Jakub Jelinek <jakub@redhat.com>
26372 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
26373 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
26374 elimination by swapping fld*.
26376 2017-02-22 Richard Biener <rguenther@suse.de>
26378 PR tree-optimization/79673
26379 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
26380 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
26381 irrelevant address-space qualifiers and avoiding a
26382 ADDR_SPACE_CONVERT_EXPR from fold_convert.
26384 2017-02-22 Richard Biener <rguenther@suse.de>
26386 PR tree-optimization/79666
26387 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
26388 to not symbolically negate if that may introduce undefined
26391 2017-02-22 Martin Liska <mliska@suse.cz>
26394 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
26395 * data-streamer-out.c (streamer_write_gcov_count_stream):
26397 * value-prof.c (stream_out_histogram_value): Make assert more
26398 precise based on type of counter.
26400 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
26403 * config/i386/i386.md (standard_x87sse_constant_load splitter):
26404 Use nonimmediate_operand instead of memory_operand for operand 1.
26405 (float-extend standard_x87sse_constant_load splitter): Ditto.
26407 2017-02-21 Jeff Law <law@redhat.com>
26409 PR tree-optimization/79621
26410 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
26411 blocks with edges to themselves.
26413 2017-02-21 Jakub Jelinek <jakub@redhat.com>
26416 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
26417 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
26418 Use gimple_call_builtin_p.
26421 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
26422 on temporarily removed DEBUG_INSNs.
26424 PR tree-optimization/79649
26425 * tree-loop-distribution.c (classify_partition): Give up on
26426 non-generic address space loads/stores.
26428 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
26430 * doc/loop.texi (Loop manipulation): Remove nonexistent
26431 tree_ssa_loop_version from the documentation.
26432 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
26434 2017-02-21 Jakub Jelinek <jakub@redhat.com>
26437 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
26438 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
26439 * config/rs6000/rs6000.c: Include except.h.
26440 (rs6000_expand_split_stack_prologue): Call
26441 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
26443 2017-02-21 Martin Jambor <mjambor@suse.cz>
26446 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
26447 have been analyzed.
26449 2017-02-21 Martin Jambor <mjambor@suse.cz>
26451 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
26452 for backward compatibility only.
26453 * doc/invoke.texi (Option Summary): Remove all references to
26454 -fipa-cp-alignment.
26456 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
26460 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
26462 * lra-constraints.c (curr_insn_transform): Handle
26463 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
26465 2017-02-21 Martin Liska <mliska@suse.cz>
26467 * config/i386/i386.opt: Replace -masm-dialect with -masm.
26469 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
26471 PR translation/79638
26472 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
26474 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
26477 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
26478 (arm_function_ok_for_sibcall): Return false for an indirect call by
26479 descriptor if all the argument registers are used.
26480 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
26481 alignment of the function.
26483 2017-02-21 Jakub Jelinek <jakub@redhat.com>
26485 PR tree-optimization/61441
26486 * simplify-rtx.c (simplify_const_unary_operation): For
26487 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
26488 the sNaN unmodified.
26490 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
26492 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
26493 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
26494 instead of SYSTEM_HEADER_DIR.
26496 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
26497 Martin Liška <mliska@suse.cz>
26499 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
26500 Fix typos and grammar, use active voice, and clarify.
26502 2017-02-20 Marek Polacek <polacek@redhat.com>
26504 PR middle-end/79537
26505 * gimplify.c (gimplify_expr): Handle unused *&&L;.
26508 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
26510 2017-02-20 Jakub Jelinek <jakub@redhat.com>
26513 * config/i386/i386.c (ix86_expand_builtin): Handle
26514 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
26515 ix86_builtins_isa[fcode].isa as a requirement of those
26516 flags and any other flag in the bitmask.
26517 (ix86_init_mmx_sse_builtins): Use 0 instead of
26518 ~OPTION_MASK_ISA_64BIT as mask.
26519 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
26520 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
26521 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
26522 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
26524 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
26527 * lra-constraints.c (split_reg): Check requested split mode
26528 is supported by the register.
26530 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
26532 * lra-constraints.c (simplify_operand_subreg): Remove early
26535 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
26538 * lra-constraints.c (curr_insn_transform): Tighten condition
26539 for converting SUBREG reloads from OP_OUT to OP_INOUT.
26541 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
26544 * lra-constraints.c (curr_insn_transform): Handle
26545 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
26547 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
26550 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
26552 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
26554 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
26557 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
26560 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26562 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
26565 2017-02-18 Jakub Jelinek <jakub@redhat.com>
26567 * final.c (last_columnnum, override_columnnum): New variables.
26568 (final_start_function): Set last_columnnum, pass it to begin_prologue
26569 hook and pass 0 to dwarf2out_begin_prologue.
26570 (final_scan_insn): Update override_columnnum. Pass last_columnnum
26571 to source_line debug hook.
26572 (notice_source_line): Compute last_columnnum and for debug_column_info
26573 return true on column changes.
26574 * debug.h (struct gcc_debug_hooks): Add column argument to
26575 source_line and begin_prologue hooks.
26576 (debug_nothing_int_charstar_int_bool): Remove prototype.
26577 (debug_nothing_int_int_charstar,
26578 debug_nothing_int_int_charstar_int_bool): New prototypes.
26579 (dwarf2out_begin_prologue): Add column argument.
26580 * debug.c (do_nothing_debug_hooks): Adjust source_line and
26581 begin_prologue hooks.
26582 (debug_nothing_int_charstar_int_bool): Remove.
26583 (debug_nothing_int_int_charstar,
26584 debug_nothing_int_int_charstar_int_bool): New functions.
26585 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
26586 through to dwarf2out_source_line.
26587 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
26588 (dwarf2out_source_line): Add column argument, emit it if requested.
26589 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
26591 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
26592 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
26593 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
26594 through to dwarf2out_begin_prologue.
26595 (vmsdbgout_source_line): Add column argument, pass it through to
26596 dwarf2out_source_line.
26597 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
26598 dbxout_source_line caller.
26599 (dbxout_source_line): Add column argument.
26601 * common.opt (gno-column-info, gcolumn-info): New options.
26602 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
26603 (check_die): Also test for multiple DW_AT_decl_column attributes.
26604 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
26605 DW_AT_decl_column if requested.
26606 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
26608 (gen_variable_die): Likewise.
26609 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
26610 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
26613 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
26614 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
26615 (ix86_handle_option): Handle OPT_m3dnowa.
26616 * doc/invoke.texi (-m3dnowa): Document.
26617 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
26618 -m3dnowa instead of -m3dnow -march=athlon.
26621 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
26622 instead of gcc_assert for K, r and R code checks. Formatting fixes.
26624 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26627 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
26628 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
26629 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
26630 generator for vsx_xxpermdi_<mode>_be.
26631 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
26632 force big-endian semantics.
26633 (vsx_xxpermdi_<mode>_be): New define_expand with same
26634 implementation as previous version of vsx_xxpermdi_<mode>.
26636 2017-02-17 Jakub Jelinek <jakub@redhat.com>
26638 PR tree-optimization/79327
26639 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
26640 variable, its initialization and use.
26642 2017-02-17 Julia Koval <julia.koval@intel.com>
26644 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
26645 (OPTION_MASK_ISA_PKU_UNSET): New.
26646 (ix86_handle_option): Handle -mrdpid.
26647 * config/i386/cpuid.h (bit_RDPID): New.
26648 * config/i386/driver-i386.c (host_detect_local_cpu):
26649 Detect RDPID feature.
26650 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
26651 * config/i386/i386-c.c (ix86_target_macros_internal):
26653 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
26654 (ix86_valid_target_attribute_inner_p): Add "rdpid".
26655 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
26656 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
26657 * config/i386/i386.md (define_insn "rdpid"): New.
26658 * config/i386/i386.opt Add -mrdpid.
26659 * config/i386/immintrin.h (_rdpid_u32): New.
26661 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
26663 PR rtl-optimization/79541
26664 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
26665 instead of transforming it into USE.
26667 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
26669 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
26670 If HONOR_SNANS (SFmode) force the input to a register.
26671 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
26672 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
26673 an frsp or similar insn.
26675 2017-02-17 Martin Liska <mliska@suse.cz>
26677 PR rtl-optimization/79577
26678 * params.def (selsched-max-sched-times): Increase minimum to 1.
26680 2017-02-17 Martin Liska <mliska@suse.cz>
26682 PR rtl-optimization/79574
26683 * gcse.c (want_to_gcse_p): Prevent integer overflow.
26685 2017-02-17 Martin Liska <mliska@suse.cz>
26687 PR tree-optimization/79529
26688 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
26689 ssa_defined_default_def_p to handle cases which are implicitly
26691 * tree-ssa.c (ssa_defined_default_def_p): New function.
26692 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
26693 which are implicitly defined.
26694 * tree-ssa.h (ssa_defined_default_def_p): Declare.
26696 2017-02-17 Richard Biener <rguenther@suse.de>
26698 PR middle-end/79576
26699 * params.def (max-ssa-name-query-depth): Limit to 10.
26701 2017-02-17 Richard Biener <rguenther@suse.de>
26703 PR tree-optimization/79552
26704 * tree-ssa-structalias.c (visit_loadstore): Properly verify
26707 2017-02-17 Richard Biener <rguenther@suse.de>
26710 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
26712 2017-02-17 Marek Polacek <polacek@redhat.com>
26714 PR middle-end/79536
26715 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
26716 (fold_negate_expr): New wrapper.
26718 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
26720 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
26721 Correct terminology and de-emphasize pre-standard behavior.
26723 2017-02-16 Alan Modra <amodra@gmail.com>
26725 PR rtl-optimization/79286
26726 * ira.c (def_dominates_uses): New function.
26727 (update_equiv_regs): Don't create an equivalence for insns that
26728 may trap where the register def does not dominate the use.
26730 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
26732 PR rtl-optimization/78127
26733 * lra.c (lra): Call lra_eliminate before finish the loop after
26736 2017-02-16 Richard Biener <rguenther@suse.de>
26738 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
26740 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
26741 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
26742 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
26743 (isl_val_int_from_wi): New function.
26744 (extract_affine_gmp): Rename to ...
26745 (extract_affine_wi): ... this, take a widest_int.
26746 (extract_affine_int): Just wrap extract_affine_wi.
26747 (add_param_constraints): Use isl_val_int_from_wi.
26748 (add_loop_constraints): Likewise, and extract_affine_wi.
26750 2017-02-15 Jeff Law <law@redhat.com>
26752 PR middle-end/79521
26753 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
26754 ira_init_register_move_cost_if_necessary.
26756 2017-02-15 Martin Sebor <msebor@redhat.com>
26758 PR middle-end/32003
26759 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
26760 removed in a prior commit.
26762 2017-02-15 Bin Cheng <bin.cheng@arm.com>
26764 PR tree-optimization/79347
26765 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
26766 counters during peeling.
26768 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
26770 * Makefile.in (site.exp): Remove "set ISLVER".
26772 2017-02-15 Jakub Jelinek <jakub@redhat.com>
26775 * real.c (real_from_integer): Call real_convert even for decimal.
26777 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26780 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
26782 2017-02-14 Andrew Pinski <apinski@cavium.com>
26784 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
26785 cores and change the partno/implementer to be correct.
26786 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
26787 the 'B" as the implementer.
26788 * config/aarch64/aarch64-tune.md: Regenerate.
26790 2017-02-14 Carl Love <cel@us.ibm.com>
26792 * config/rs6000/rs6000.c: Add case statement entry to make the
26793 xvcvuxdsp built-in argument unsigned.
26794 * config/rs6000/vsx.md: Fix the source and return operand types so they
26795 match the instruction definitions from the ISA document. Fix typo
26796 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
26799 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
26802 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
26803 member early_clobber_alts.
26804 * lra-lives.c (reg_early_clobber_p): New.
26805 (process_bb_lives): Use it.
26806 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
26807 (debug_operand_data): Initialize early_clobber_alts.
26808 (setup_operand_alternative): Set up early_clobber_alts.
26809 (collect_non_operand_hard_regs): Ditto. Pass early clobber
26810 alternatives to new_insn_reg.
26811 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
26813 (lra_update_insn_regno_info): Pass the new arg.
26815 2017-02-14 Jakub Jelinek <jakub@redhat.com>
26817 PR middle-end/79505
26818 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
26819 (new_oacc_loop_raw): Don't clear already cleared fields.
26822 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
26823 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
26824 _mm512_prefetch_i64gather_ps): New inline functions and macros.
26826 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
26829 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
26831 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
26834 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
26835 the extra instruction to the right place to store 128-bit constant
26838 2017-02-14 Martin Sebor <msebor@redhat.com>
26840 PR middle-end/79448
26841 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
26842 warning for strings of unknown length.
26844 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
26846 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
26848 2017-02-14 Jeff Law <law@redhat.com>
26851 * ira-costs.c (scan_one_insn): Initialize register move costs
26852 for pseudos seen in USE/CLOBBER insns.
26854 PR tree-optimization/79095
26855 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
26856 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
26857 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
26858 if the operands are known to be not equal, then the resulting range
26860 (intersect_ranges): If the new range is ~[0,0] and the old range is
26861 wide, then prefer ~[0,0].
26862 * tree-vrp.c (overflow_comparison_p_1): New function.
26863 (overflow_comparison_p): New function.
26864 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
26865 if NAME is used in an overflow test.
26866 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
26867 overflow check that can be expressed as an equality test, then adjust
26868 ops to be that equality test.
26870 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26872 * config/s390/s390-builtin-types.def: Remove flags argument.
26873 * config/s390/s390.c (s390_init_builtins): Likewise.
26875 2017-02-14 Martin Liska <mliska@suse.cz>
26877 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
26878 vector. Fix trailing white spaces.
26880 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
26882 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
26885 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26887 PR rtl-optimization/68664
26888 * config/arm/arm.c (arm_sched_can_speculate_insn):
26889 New function. Declare prototype.
26890 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
26892 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26894 PR rtl-optimization/68664
26895 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
26897 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
26899 2017-02-14 Amit Pawar <amit.pawar@amd.com>
26901 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
26902 max skip bytes for function, loop and jump.
26904 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26906 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
26907 ABS_EXPR for gimple dump.
26909 2017-02-14 Jakub Jelinek <jakub@redhat.com>
26912 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
26914 PR tree-optimization/79408
26915 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
26916 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
26917 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
26918 also if rhs1 is INTEGER_CST.
26920 2017-02-14 Richard Biener <rguenther@suse.de>
26922 PR middle-end/79432
26923 * tree-into-ssa.c (insert_phi_nodes): When the function can
26924 have abnormal edges rewrite SSA names with broken use-def
26925 dominance out of SSA and register them for PHI insertion.
26927 2017-02-13 Martin Sebor <msebor@redhat.com>
26929 PR middle-end/79496
26930 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
26931 clearing info.nowrite flag when snprintf size argument is a range.
26933 2017-02-13 Jakub Jelinek <jakub@redhat.com>
26935 * cprop.c (cprop_jump): Add missing space in string literal.
26936 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
26937 (get_constraint_for_component_ref): Likewise.
26938 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
26939 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
26940 * lra-constraints.c (process_alt_operands): Likewise.
26941 * ipa-inline.c (inline_small_functions): Likewise.
26942 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
26943 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
26944 * trans-mem.c (diagnose_tm_1_op): Likewise.
26945 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
26946 (grid_parallel_clauses_gridifiable): Likewise.
26948 * config/nvptx/mkoffload.c (process): Add space in between
26951 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
26952 "MOD4_SSE_REGS" and "ALL_REGS".
26954 * spellcheck.c (test_data): Add , in between "foo" and "food".
26956 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
26959 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
26960 boundary crossing check and subsequent code generation agree.
26962 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26964 * config/aarch64/aarch64.c (has_memory_op): Delete.
26965 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
26968 2017-02-13 Jakub Jelinek <jakub@redhat.com>
26970 PR rtl-optimization/79388
26971 PR rtl-optimization/79450
26972 * combine.c (distribute_notes): When removing TEM_INSN for which
26973 corresponding dest has last value recorded, invalidate that last
26976 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26978 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
26979 of explicit '@'. Add missing assembly comment marker on branch costs
26982 2017-02-13 Nathan Sidwell <nathan@acm.org>
26984 * gengtype-lex.l (<in_struct>): Add '/'.
26986 2017-02-13 Martin Liska <mliska@suse.cz>
26989 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
26991 2017-02-13 Richard Biener <rguenther@suse.de>
26993 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
26995 * configure: Re-generate.
26996 * config.in: Likewise.
26997 * graphite-dependences.c: Simplify as if
26998 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
26999 * graphite-isl-ast-to-gimple.c: Likewise.
27000 * graphite-optimize-isl.c: Likewise.
27001 * graphite-poly.c: Likewise.
27002 * graphite-sese-to-poly.c: Likewise.
27003 * graphite.h: Likewise.
27004 * toplev.c: Include isl/version.h and use isl_version () for
27005 printing the ISL version.
27006 * doc/install.texi: Update ISL requirement.
27008 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
27010 * doc/standards.texi (Standards): Update reference to
27013 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
27015 * doc/extend.texi (Named Address Spaces): sourceware.org now
27017 * doc/install.texi (Binaries): Ditto.
27020 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
27022 * doc/cpp.texi: Replace "stringify"/"stringification" with C
27023 standard terminology "stringize"/"stringizing" throughout.
27024 * doc/cppinternals.texi: Likewise.
27026 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
27028 * doc/extend.texi: Fix some spelling mistakes and typos.
27029 * doc/invoke.texi: Likewise.
27031 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
27034 * params.def (inline-min-speedup) Change from 10 to 8.
27036 2017-02-11 Jakub Jelinek <jakub@redhat.com>
27038 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
27041 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
27044 * ipa-inline-analysis.c (get_minimal_bb): New function.
27045 (record_modified): Use it.
27046 (remap_edge_change_prob): Handle also ancestor functions.
27048 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
27050 * doc/contrib.texi (Contributors): Remove broken link into
27051 the Mauve CVS repository.
27053 2017-02-11 Jakub Jelinek <jakub@redhat.com>
27055 PR middle-end/79454
27056 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
27057 result computation whenever lhs doesn't have vector mode, not
27058 just when it has BLKmode.
27060 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
27062 * doc/makefile.texi (profiledbootstrap): Refer to the
27063 installation instructions only in textual form.
27065 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
27068 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
27070 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
27072 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
27073 (Specific): Update mingw-w64 reference.
27075 (Specific): Remove broken link to Renesas RX processor.
27077 2017-02-10 Richard Biener <rguenther@suse.de>
27079 * toplev.c (process_options): Do not mention obsolete graphite
27080 options when printing sorry message about missing graphite support.
27081 Mention -floop-nest-optimize.
27083 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
27085 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
27086 (vtst_p16): Likewise.
27087 (vtstq_p8): Likewise.
27088 (vtstq_p16): Likewise.
27090 (vtstq_p64): Likewise.
27091 * config/arm/arm_neon.h (vgetq_lane_p64): New.
27092 (vset_lane_p64): New.
27093 (vsetq_lane_p64): New.
27095 2017-02-10 Jakub Jelinek <jakub@redhat.com>
27097 PR tree-optimization/79411
27098 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
27099 stmt operands are SSA_NAMEs used in abnormal phis.
27100 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
27103 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
27106 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
27109 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
27111 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
27113 2017-02-09 Jakub Jelinek <jakub@redhat.com>
27115 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
27119 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
27120 not arbitrary TREE_CONSTANT.
27123 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
27124 "omp declare target link" attribute unless is_global_var.
27125 * omp-offload.c (find_link_var_op): Likewise.
27127 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
27128 Chung-Lin Tang <cltang@codesourcery.com>
27130 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
27132 (gimplify_adjust_omp_clauses): Don't delete TILE.
27133 (gimplify_omp_for): Deal with TILE.
27134 * internal-fn.c (expand_GOACC_TILE): New function.
27135 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
27137 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
27138 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
27140 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
27141 avoid DIV for outermost collapse var.
27142 (expand_oacc_for): Insert tile element loop as needed. Adjust.
27143 Remove out of date comments, fix whitespace.
27144 * omp-general.c (omp_extract_for_data): Deal with tiling.
27145 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
27146 adjust OLF_DIM_BASE value.
27147 (struct omp_for_data): Add tiling field.
27148 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
27149 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
27150 for auto loops. Remove default auto determining, moved to
27151 oacc_loop_fixed_partitions.
27152 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
27153 stmts, add e_mask field.
27154 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
27155 (oacc_thread_numbers): Use oacc_dim_call.
27156 (oacc_xform_tile): New.
27157 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
27158 (finish_oacc_loop): Adjust for ifns vector.
27159 (oacc_loop_discover_walk): Append loop abstraction sites to list,
27160 add case for GOACC_TILE fns.
27161 (oacc_loop_xform_loop): Delete.
27162 (oacc_loop_process): Iterate over call list directly, and add
27163 handling for GOACC_TILE fns.
27164 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
27166 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
27167 vector partitioning to outer loops. Assign 2 partitions to loops
27168 when available. Add TILE handling.
27169 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
27170 (execite_oacc_device_lower): Process GOACC_TILE fns,
27171 ignore unknown specs.
27172 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
27173 * tree.c (omp_clause_num_ops): Adjust TILE ops.
27174 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
27176 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
27178 * configure.ac (ACX_BUGURL): Update.
27179 * configure: Regenerate.
27181 2017-02-09 Richard Biener <rguenther@suse.de>
27183 PR tree-optimization/69823
27184 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
27185 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
27187 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
27189 * config/arc/arc-c.def: Add __NPS400__ definition.
27190 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
27191 (TARGET_NPS400): Define.
27193 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
27195 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
27197 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
27198 pointer, arch_info.
27199 (arc_cpu_types): Fill the arch_info field with a pointer into the
27200 arc_arch_types table.
27201 (arc_selected_cpu): Declare.
27202 * config/arc/arc.c (arc_selected_cpu): Make global.
27203 (arc_selected_arch): Delete.
27204 (arc_base_cpu): Delete.
27205 (arc_override_options): Remove references to deleted variables,
27206 update access to arch information.
27207 (ARC_OPT): Update access to arch information.
27208 (ARC_OPTX): Likewise.
27209 * config/arc/arc.h (arc_base_cpu): Remove declaration.
27210 (TARGET_ARC600): Update access to arch information.
27211 (TARGET_ARC601): Likewise.
27212 (TARGET_ARC700): Likewise.
27213 (TARGET_EM): Likewise.
27214 (TARGET_HS): Likewise.
27215 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
27218 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
27221 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
27222 condition/operands for integer GE/LE/GEU/LEU operations.
27224 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
27226 PR translation/79397
27227 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
27230 2017-02-08 Martin Jambor <mjambor@suse.cz>
27233 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
27234 whether allocation happened.
27235 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
27236 nothing was allocated.
27238 2017-02-08 Jakub Jelinek <jakub@redhat.com>
27240 PR tree-optimization/79408
27241 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
27242 constant, but SSA_NAME with a known integer range, use the minimum
27243 of that range instead of op1 to determine if modulo can be replaced
27244 with its first operand.
27246 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27248 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
27250 2017-02-08 Richard Biener <rguenther@suse.de>
27252 PR tree-optimization/71824
27253 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
27254 Check all loops contained in the merged region.
27256 2017-02-07 Andrew Pinski <apinski@cavium.com>
27258 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
27260 2017-02-07 Andrew Pinski <apinski@cavium.com>
27262 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
27263 (thunderxt88): Likewise.
27264 (thunderxt81): Disable LSE and change v8.1 to v8.
27265 (thunderxt83): Likewise.
27267 2017-02-07 Jakub Jelinek <jakub@redhat.com>
27268 Richard Biener <rguenther@suse.de>
27270 PR middle-end/79399
27271 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
27272 type from int to size_t.
27273 * ira-costs.c (struct_costs_size): Change type from int to size_t.
27275 2017-02-07 Jakub Jelinek <jakub@redhat.com>
27277 PR rtl-optimization/79386
27278 * cprop.c (bypass_conditional_jumps): Initialize
27279 bypass_last_basic_block already before splitting bbs after
27280 unconditional traps...
27281 (bypass_conditional_jumps): ... rather than here.
27284 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
27285 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
27286 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
27287 fix -masm=intel patterns.
27289 2017-02-07 Richard Biener <rguenther@suse.de>
27291 PR tree-optimization/79256
27292 PR middle-end/79278
27293 * builtins.c (get_object_alignment_2): Use min_align_of_type
27294 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
27295 and ADJUST_FIELD_ALIGN.
27297 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
27299 * doc/tm.texi: Regenerate.
27300 * stor-layout.c (layout_decl): Adjust.
27301 (update_alignment_for_field): Likewise.
27302 (place_field): Likewise.
27303 (min_align_of_type): Likewise.
27304 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
27305 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
27306 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
27307 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
27308 * config/frv/frv.c (frv_adjust_field_align): Likewise.
27309 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
27310 * config/i386/i386.c (x86_field_alignment): Likewise.
27311 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
27312 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
27313 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
27314 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
27315 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
27316 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
27320 2017-01-30 Richard Biener <rguenther@suse.de>
27322 PR tree-optimization/79256
27323 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
27324 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
27327 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
27329 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
27330 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
27331 builtins to SImode and emit a zero-extend, if necessary.
27333 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
27335 * docs/invoke.texi (RISC-V Options): Alphabetize.
27337 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
27339 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
27342 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
27344 * config/riscv/riscv.c: New file.
27345 * common/config/riscv/riscv-common.c: Likewise.
27346 * config.gcc: Likewise.
27347 * config/riscv/constraints.md: Likewise.
27348 * config/riscv/elf.h: Likewise.
27349 * config/riscv/generic.md: Likewise.
27350 * config/riscv/linux.h: Likewise.
27351 * config/riscv/multilib-generator: Likewise.
27352 * config/riscv/peephole.md: Likewise.
27353 * config/riscv/pic.md: Likewise.
27354 * config/riscv/predicates.md: Likewise.
27355 * config/riscv/riscv-builtins.c: Likewise.
27356 * config/riscv/riscv-c.c: Likewise.
27357 * config/riscv/riscv-ftypes.def: Likewise.
27358 * config/riscv/riscv-modes.def: Likewise.
27359 * config/riscv/riscv-opts.h: Likewise.
27360 * config/riscv/riscv-protos.h: Likewise.
27361 * config/riscv/riscv.h: Likewise.
27362 * config/riscv/riscv.md: Likewise.
27363 * config/riscv/riscv.opt: Likewise.
27364 * config/riscv/sync.md: Likewise.
27365 * config/riscv/t-elf-multilib: Likewise.
27366 * config/riscv/t-linux: Likewise.
27367 * config/riscv/t-linux-multilib: Likewise.
27368 * config/riscv/t-riscv: Likewise.
27369 * configure.ac: Likewise.
27370 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
27371 Waterman as RISC-V maintainers.
27372 * doc/install.texi: Add RISC-V entries.
27373 * doc/invoke.texi: Add RISC-V options section.
27374 * doc/md.texi: Add RISC-V constraints section.
27375 * configure: Regenerated.
27377 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
27380 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
27381 false values to be constant vectors with all 0 or all 1 bits set.
27382 (vcondu<mode><mode>): Likewise.
27383 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
27385 (fpmask_comparison_operator): Update comment.
27386 (vecint_comparison_operator): New predicate.
27387 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
27388 vector conditionals when the true and false values are constant
27389 vectors with all 0 bits or all 1 bits set.
27391 2017-02-06 Martin Sebor <msebor@redhat.com>
27393 PR tree-optimization/79376
27394 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
27396 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
27398 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
27399 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
27400 to simplify split condition.
27402 2017-02-06 Jakub Jelinek <jakub@redhat.com>
27404 * omp-expand.c (oxpand_omp_atomic_fetch_op,
27405 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
27408 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
27410 PR rtl-optimization/68664
27411 * target.def (can_speculate_insn): New hook.
27412 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
27413 * doc/tm.texi: Regenerate.
27414 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
27415 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
27416 (rs6000_sched_can_speculate_insn): New function.
27418 2017-02-06 Jakub Jelinek <jakub@redhat.com>
27420 PR tree-optimization/79284
27421 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
27422 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
27423 vectorizable_mask_load_store, vectorizable_operation,
27424 vect_is_simple_cond, get_same_sized_vectype): Use it instead
27425 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
27426 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
27427 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
27428 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
27429 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
27430 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
27431 is_gimple_assign (stmt). Replace another such test with
27432 is_gimple_assign (stmt).
27434 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
27437 * config/avr/avr.c (rtl-iter.h): Include it.
27438 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
27439 (avr_legitimate_combined_insn): ...and implementation.
27441 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
27443 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
27444 * config/s390/s390.c (s390_const_operand_ok)
27445 (s390_canonicalize_comparison, s390_extract_part)
27446 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
27447 (s390_contiguous_bitmask_p, s390_rtx_costs)
27448 (legitimize_pic_address): Likewise.
27449 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
27450 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
27451 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
27452 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
27453 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
27455 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
27457 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
27458 REGNO($0) == REGNO($1).
27460 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27462 * config/s390/linux.h(SIZE_TYPE): Add comment.
27464 2017-02-06 Julian Brown <julian@codesourcery.com>
27465 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
27466 Virendra Pathak <virendra.pathak@broadcom.com>
27468 * config/aarch64/aarch64-cores.def: Change the scheduler
27470 * config/aarch64/aarch64.md: Include thunderx2t99.md.
27471 * config/aarch64/thunderx2t99.md: New file.
27473 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
27475 * doc/standards.texi (Go Language): Update link to language
27478 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
27480 * tree-eh.c (lower_resx): Sanitize profile.
27481 (cleanup_empty_eh_move_lp): Likewise.
27483 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
27486 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
27488 * cfgloopmanip.h (loop_version): Update prototype.
27489 * modulo-sched.c (sms_schedule): Update call of loop_version.
27490 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
27491 * tree-parloops.c (gen_parallel_loop): Likewise.
27492 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
27493 * tree-ssa-loop-split.c (split_loop): Likewise.
27494 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
27495 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
27497 2017-02-05 Martin Liska <mliska@suse.cz>
27500 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
27502 (print_operand_address): Initialize a struct to zero.
27504 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
27506 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
27507 garbage collector only in textual form.
27509 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
27511 * doc/extend.texi (x86 specific memory model extensions for
27512 transactional memory): Simplify a phrase.
27514 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
27517 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
27518 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
27519 (atomic_storedi_1): Likewise.
27521 2017-02-04 Jakub Jelinek <jakub@redhat.com>
27523 PR tree-optimization/79338
27524 * tree-parloops.c (gather_scalar_reductions): Don't call
27525 vect_analyze_loop_form for loop->inner before destroying loop's
27528 2017-02-03 Martin Sebor <msebor@redhat.com>
27530 PR tree-optimization/79327
27531 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
27532 when precision has resulted in leading zeros.
27533 (format_integer): Adjust the likely counter to assume an unknown
27534 argument that may be zero is non-zero.
27536 2017-02-03 Jason Merrill <jason@redhat.com>
27539 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
27540 avoid copying non-taken branch.
27542 2017-02-03 Jakub Jelinek <jakub@redhat.com>
27544 PR tree-optimization/79340
27545 * tree-vect-loop.c (vectorizable_reduction): Release
27546 vec_defs elements after safe_splicing them into other vectors.
27549 PR tree-optimization/79327
27550 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
27551 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
27553 (format_integer): Use wide_int_to_tree instead of build_int_cst
27554 + to_?hwi. If argmin is NULL, just set argmin and argmax to
27555 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
27556 of shortest and longest sequence.
27558 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
27560 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
27561 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
27563 2017-02-03 Walter Lee <walt@tilera.com>
27566 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
27567 after initial stackframe link reg save.
27568 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
27570 2017-02-03 Jakub Jelinek <jakub@redhat.com>
27573 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
27574 wu for stxssp alternative.
27576 2017-02-03 Martin Sebor <msebor@redhat.com>
27578 PR tree-optimization/79352
27579 * gimple-fold.c (get_range_strlen): Add argument.
27580 (get_range_strlen): Change return type to bool.
27581 (get_maxval_strlen): Pass in a dummy argument.
27582 * gimple-fold.h (get_range_strlen): Change return type to bool.
27583 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
27584 * tree.h (array_at_struct_end_p): Add argument.
27585 * tree.c (array_at_struct_end_p): Handle it.
27587 2017-02-03 Martin Liska <mliska@suse.cz>
27590 * multiple_target.c (create_dispatcher_calls): Redirect edge
27591 from a caller of a dispatcher.
27592 (expand_target_clones): Make the clones local.
27593 (ipa_target_clone): Do both target clones and resolvers.
27594 (ipa_dispatcher_calls): Remove the pass.
27595 (pass_dispatcher_calls::gate): Likewise.
27596 (make_pass_dispatcher_calls): Likewise.
27597 * passes.def (pass_target_clone): Put as very first IPA early
27600 2017-02-03 Martin Liska <mliska@suse.cz>
27602 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
27603 in case of a function with ifunc attribute.
27605 2017-02-03 Martin Liska <mliska@suse.cz>
27607 * cgraph.c (cgraph_node::dump): Dump function version info.
27608 * symtab.c (symtab_node::dump_base): Add missing new line.
27610 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
27612 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
27613 (ifcombine_ifandif): Use it.
27615 2017-02-03 Martin Liska <mliska@suse.cz>
27617 * doc/invoke.texi: Document default value for
27618 use-after-scope-direct-emission-threshold.
27620 2017-02-03 Martin Liska <mliska@suse.cz>
27622 PR tree-optimization/79339
27623 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
27624 (format_floating): Likewise.
27626 2017-02-03 Martin Liska <mliska@suse.cz>
27629 * ipa-prop.c (ipa_node_params_t::insert): Remove current
27631 (ipa_node_params_t::remove): Likewise.
27632 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
27633 initialization from removed ipa_node_params_t::insert.
27634 (ipa_node_params::~ipa_node_params): Move from removed
27635 ipa_node_params_t::release.
27636 * symbol-summary.h (symbol_summary::m_released): New member.
27637 Do not release a summary twice. Do not allow to call finalizer
27638 for types of a summary that live in GGC memory.
27640 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
27642 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
27645 2017-02-02 Martin Sebor <msebor@redhat.com>
27647 PR middle-end/79275
27648 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
27649 (format_string): Tighten up the range of output for non-constant
27650 strings and correct the expected range for wide non-constant strings.
27652 2017-02-02 Martin Sebor <msebor@redhat.com>
27654 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
27656 PR middle-end/32003
27657 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
27659 (-fdump-tree-@var): Add to index and document how to come up
27660 with pass-specific option and dump file names.
27661 (-fdump-passes): Clarify where to look for output.
27663 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
27665 PR middle-end/77445
27666 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
27667 statistics of the analyzed path; allow threading for speed when
27668 any of BBs along the path are optimized for speed.
27670 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
27672 PR middle-end/78468
27673 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
27674 settings of the virtual registers.
27677 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
27679 * explow.c (get_dynamic_stack_size): Take known alignment of stack
27680 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
27683 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27685 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
27686 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
27688 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27690 * config/s390/s390.md: Add missing comments with the expanded
27692 * config/s390/vector.md: Likewise.
27693 * config/s390/vx-builtins.md: Likewise.
27695 2017-02-02 Jakub Jelinek <jakub@redhat.com>
27698 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
27699 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
27700 conditions on a single line.
27702 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27704 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
27705 __S390_VX__ to __VX__.
27707 2017-02-01 Andrew Pinski <apinski@cavium.com>
27709 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
27710 stmt_info to record_stmt_cost.
27711 (vect_get_known_peeling_cost): Pass stmt_info if known to
27713 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
27714 cpu_vector_cost field into
27715 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
27716 field into vec_int_stmt_cost and vec_fp_stmt_cost.
27717 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
27718 splitting of scalar_stmt_cost and vec_stmt_cost.
27719 (thunderx_vector_cost): Likewise.
27720 (cortexa57_vector_cost): LIkewise.
27721 (exynosm1_vector_cost): Likewise.
27722 (xgene1_vector_cost): Likewise.
27723 (thunderx2t99_vector_cost): Improve after the splitting of the two
27725 (aarch64_builtin_vectorization_cost): Update for the splitting of
27726 scalar_stmt_cost and vec_stmt_cost.
27728 2017-02-01 Torvald Riegel <triegel@redhat.com>
27729 Richard Henderson <rth@redhat.com>
27731 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
27732 conditional on existance of a fast atomic load.
27733 * optabs-query.c (can_atomic_load_p): New function.
27734 * optabs-query.h (can_atomic_load_p): Declare it.
27735 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
27736 no fast atomic load is available for the particular size of access.
27737 (expand_atomic_compare_and_swap): Likewise.
27738 (expand_atomic_load): Likewise.
27739 (expand_atomic_store): Likewise.
27740 (expand_atomic_fetch_op): Likewise.
27741 * testsuite/lib/target-supports.exp
27742 (check_effective_target_sync_int_128): Remove x86 because it provides
27743 no fast atomic load.
27744 (check_effective_target_sync_int_128_runtime): Likewise.
27746 2017-02-01 Richard Biener <rguenther@suse.de>
27748 * graphite.c: Include tree-vectorizer.h for find_loop_location.
27749 (graphite_transform_loops): Provide opt-info for optimized nests.
27750 * tree-parloop.c (parallelize_loops): Provide opt-info for
27751 parallelized loops.
27753 2017-02-01 Richard Biener <rguenther@suse.de>
27755 PR middle-end/79315
27756 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
27757 was not set before.
27759 2017-02-01 Richard Biener <rguenther@suse.de>
27761 PR tree-optimization/71824
27762 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
27763 Verify the loops are valid in the merged SESE region.
27764 (scop_detection::can_represent_loop_1): Check analyzing the
27765 evolution of the number of iterations in the region succeeds.
27767 2017-01-31 Ian Lance Taylor <iant@golang.org>
27769 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
27770 REG_ARGS_SIZE note to 32-bit push insns and call insn.
27772 2017-01-31 David Malcolm <dmalcolm@redhat.com>
27774 PR preprocessor/79210
27775 * input.c (get_substring_ranges_for_loc): Replace line_width
27776 assertion with error-handling.
27778 2017-01-31 Richard Biener <rguenther@suse.de>
27780 PR tree-optimization/77318
27781 * graphite-sese-to-poly.c (extract_affine): Fix assert.
27782 (create_pw_aff_from_tree): Take loop parameter.
27783 (add_condition_to_pbb): Pass loop of the condition to
27784 create_pw_aff_from_tree.
27786 2017-01-31 Jakub Jelinek <jakub@redhat.com>
27788 * config/s390/s390.c (s390_asan_shadow_offset): New function.
27789 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
27791 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
27795 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
27797 (convert_int_to_float128): Likewise.
27798 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
27799 (convert_int_to_float128): Likewise.
27800 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
27801 (UNSPEC_IEEE128_CONVERT): Likewise.
27802 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
27803 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
27804 Use local variables for IBM extended format.
27805 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
27806 (fix_trunc<mode>si2_fprs): Likewise.
27807 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
27808 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
27809 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
27810 to know that we can now have integers of all sizes in vector
27812 (fix<uns>_<mode>di2_hw): Likewise.
27813 (float<uns>_<mode>si2_hw): Likewise.
27814 (fix_<mode>si2_hw): Likewise.
27815 (fixuns_<mode>si2_hw): Likewise.
27816 (float<uns>_<mode>di2_hw): Likewise.
27817 (float_<mode>di2_hw): Likewise.
27818 (float_<mode>si2_hw): Likewise.
27819 (floatuns_<mode>di2_hw): Likewise.
27820 (floatuns_<mode>si2_hw): Likewise.
27821 (xscvqp<su>wz_<mode>): Delete, no longer used.
27822 (xscvqp<su>dz_<mode>): Likewise.
27823 (xscv<su>dqp_<mode>): Likewise.
27824 (ieee128_mfvsrd_64bit): Likewise.
27825 (ieee128_mfvsrd_32bit): Likewise.
27826 (ieee128_mfvsrwz): Likewise.
27827 (ieee128_mtvsrw): Likewise.
27828 (ieee128_mtvsrd_64bit): Likewise.
27829 (ieee128_mtvsrd_32bit): Likewise.
27831 2017-01-31 Martin Liska <mliska@suse.cz>
27834 * ipa-prop.c (ipa_free_all_node_params): Call release method
27835 instead of ~sumbol_summary to not to trigger double times
27838 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
27840 PR tree-optimization/71691
27841 * bitmap.h (class auto_bitmap): New.
27842 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
27843 is_maybe_undefined instead of ssa_undefined_value_p.
27845 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27847 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
27848 __S390_ARCH_LEVEL__ to __ARCH__.
27850 2017-01-31 Jakub Jelinek <jakub@redhat.com>
27852 PR tree-optimization/79267
27853 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
27854 if should_remove_lhs_p is true.
27856 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
27859 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
27860 (add_alignment_attribute): New.
27861 (base_type_die): Add alignment attribute.
27862 (subrange_type_die): Likewise.
27863 (modified_type_die): Likewise.
27864 (gen_array_type_die): Likewise.
27865 (gen_descr_array_type_die: Likewise.
27866 (gen_enumeration_type_die): Likewise.
27867 (gen_subprogram_die): Likewise.
27868 (gen_variable_die): Likewise.
27869 (gen_field_die): Likewise.
27870 (gen_ptr_to_mbr_type_die): Likewise.
27871 (gen_struct_or_union_type_die): Likewise.
27872 (gen_subroutine_type_die): Likewise.
27873 (gen_typedef_die): Likewise.
27874 (base_type_cmp): Compare alignment attribute.
27876 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
27879 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
27880 (setb_unsigned) New pattern for setb with CCUNS.
27881 * config/rs6000/rs6000.c (expand_block_compare): Use a different
27882 subfc./subfe sequence to avoid overflow problems. Generate a
27883 shorter sequence with cmpld/setb for power9.
27884 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
27885 for generating subfc. instruction.
27886 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
27887 now uses this instruction.
27889 2017-01-30 Ian Lance Taylor <iant@google.com>
27892 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
27893 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
27895 2017-01-30 Martin Sebor <msebor@redhat.com>
27897 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
27898 Move constant to the right of a relational operator.
27899 (get_mpfr_format_length, format_character, format_string): Ditto.
27900 (should_warn_p, maybe_warn): Same.
27902 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
27904 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
27907 * asan.c (get_translation_unit_decl): Remove function.
27908 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
27910 2017-01-30 Martin Liska <mliska@suse.cz>
27912 PR gcov-profile/79259
27913 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
27914 -fprofile-generate.
27916 2017-01-30 Martin Liska <mliska@suse.cz>
27919 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
27920 Initialize variables with NULL value.
27922 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
27925 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
27927 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
27929 2017-01-30 Richard Biener <rguenther@suse.de>
27931 PR tree-optimization/79276
27932 * tree-vrp.c (process_assert_insertions): Properly adjust common
27933 when removing a duplicate.
27935 * gcc.dg/torture/pr79276.c: New testcase.
27937 2017-01-30 Richard Biener <rguenther@suse.de>
27939 PR tree-optimization/79256
27940 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
27941 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
27943 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
27945 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
27948 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
27949 ("*r<noxa>sbg_<mode>_sll_bitmask")
27950 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
27951 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
27952 Use contiguous_bitmask_nowrap_operand.
27954 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27957 * config/rs6000/altivec.h (vec_xl): Revise #define.
27958 (vec_xst): Likewise.
27960 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
27962 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
27964 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
27966 PR rtl-optimization/79194
27967 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
27968 traps before call to bypass_conditional_jumps.
27970 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
27972 PR tree-optimization/71374
27973 * lra-constraints.c (check_conflict_input_operands): New.
27974 (match_reload): Use it.
27976 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
27979 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
27980 account to calculate conflict_set.
27982 2017-01-27 Bin Cheng <bin.cheng@arm.com>
27984 PR rtl-optimization/78559
27985 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
27986 other_insn in combine.
27988 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
27990 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
27991 uint16_type_node for BT_UINT16.
27993 2017-01-27 David Malcolm <dmalcolm@redhat.com>
27995 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
27996 "RTL Tests" to menu.
27997 (GIMPLE Tests): New node.
27998 (RTL Tests): New node.
28000 2017-01-27 Richard Biener <rguenther@suse.de>
28002 PR tree-optimization/79245
28003 * tree-loop-distribution.c (distribute_loop): Apply cost
28004 modeling also to detected patterns.
28006 2017-01-27 Richard Biener <rguenther@suse.de>
28008 PR tree-optimization/71433
28009 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
28010 (compare_assert_loc): New function.
28011 (process_assert_insertions): Sort and optimize assert locations
28012 to remove duplicates and push down identical assertions on
28013 edges to their destination block.
28015 2017-01-27 Richard Biener <rguenther@suse.de>
28017 PR tree-optimization/79244
28018 * tree-vrp.c (remove_range_assertions): Forcefully propagate
28019 out SSA names even if abnormal.
28021 2017-01-27 Jakub Jelinek <jakub@redhat.com>
28023 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
28024 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
28025 instead of MPFR_RNDN.
28027 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
28030 * arm.c (arm_option_override): Don't call build_target_option_node
28031 until after doing all option overrides.
28032 (arm_valid_target_attribute_tree): Likewise.
28034 2017-01-27 Martin Liska <mliska@suse.cz>
28036 * doc/invoke.texi (-fprofile-arcs): Document profiling support
28037 for {cd}tors and C++ {cd}tors.
28039 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
28041 * config/s390/s390.md ("*setmem_long_and")
28042 ("*setmem_long_and_31z"): Use zero_extend instead of and.
28044 2017-01-26 Martin Sebor <msebor@redhat.com>
28046 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
28049 2017-01-26 Martin Sebor <msebor@redhat.com>
28051 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
28052 HAVE_DFmode before using XFmode or DFmode.
28053 (parse_directive): Avoid using the z length modifier to avoid
28054 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
28056 PR middle-end/78703
28057 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
28058 to accept adjustment as an array.
28059 (get_int_range): New function.
28060 (struct directive): Make width and prec arrays.
28061 (directive::set_width, directive::set_precision): Call get_int_range.
28062 (format_integer, format_floating): Handle width and precision ranges.
28063 (format_string, parse_directive): Same.
28065 2017-01-26 Jakub Jelinek <jakub@redhat.com>
28068 * dwarf2out.c (generate_skeleton_bottom_up): For children with
28069 comdat_type_p set, just clone them, but keep the children in the
28073 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
28074 which have direct callers with -fvar-tracking-assignments enabled
28076 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
28077 inside of type units.
28079 2017-01-26 Martin Sebor <msebor@redhat.com>
28081 PR middle-end/78703
28082 * gimple-ssa-sprintf.c (struct result_range): Add likely and
28084 (struct format_result): Replace number_chars, number_chars_min,
28085 and number_chars_max with a single member of struct result_range.
28087 (format_result::operator+=): Adjust.
28088 (struct fmtresult): Remove bounded. Handle likely and unlikely
28090 (fmtresult::adjust_for_width_or_precision): New function.
28091 (fmtresult:type_max_digits): New function.
28092 (bytes_remaining): Handle likely and unlikely counters.
28093 (min_bytes_remaining): Remove.
28094 (format_percent): Simplify.
28095 (format_integer, format_floating): Set likely and unlikely counters.
28096 (get_string_length, format_character, format_string): Same.
28097 (format_plain, should_warn_p): New function.
28098 (maybe_warn): Call should_warn_p. Update diagnostic messages
28099 and handle those for all directives, including plain strings.
28100 (format_directive): Handle likely and unlikely counters.
28101 Remove unnecessary quoting from diagnostics. Add an informational
28103 (add_bytes): Remove.
28104 (pass_sprintf_length::compute_format_length): Simplify.
28105 (try_substitute_return_value): Handle likely and unlikely counters.
28107 2017-01-26 Carl Love <cel@us.ibm.com>
28109 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
28110 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
28112 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
28115 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
28116 endianess for subregs into account.
28117 * lra-constraints.c (lra_constraints): Do risky transformations
28118 always on the first iteration.
28119 * lra-lives.c (check_pseudos_live_through_calls): Add arg
28120 last_call_used_reg_set.
28121 (process_bb_lives): Define and use last_call_used_reg_set.
28122 * lra.c (lra): Always continue after lra_constraints on the first
28125 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
28127 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
28129 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
28131 2017-01-26 Jakub Jelinek <jakub@redhat.com>
28133 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
28134 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
28135 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
28136 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
28137 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
28138 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
28139 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
28140 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
28141 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
28143 2017-01-26 Marek Polacek <polacek@redhat.com>
28146 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
28147 for the third operand.
28149 2017-01-26 Jakub Jelinek <jakub@redhat.com>
28151 PR middle-end/79236
28152 * omp-low.c (struct omp_context): Add simt_stmt field.
28153 (scan_omp_for): Return omp_context *.
28154 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
28155 context to the _simt_ SIMD stmt.
28156 (lower_omp_for): For combined SIMD with sibling _simt_
28157 SIMD, make sure to use the same decls in _looptemp_
28158 clauses as in the sibling.
28160 2017-01-26 David Sherwood <david.sherwood@arm.com>
28162 PR middle-end/79212
28163 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
28166 2017-01-26 Jakub Jelinek <jakub@redhat.com>
28169 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
28170 emit fld b; fld a; if possible.
28172 * brig-builtins.def: Update copyright years.
28173 * config/arm/arm_acle_builtins.def: Update copyright years.
28175 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
28178 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
28179 constraint instead of o for the stxsd instruction.
28181 2017-01-25 Carl Love <cel@us.ibm.com>
28183 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
28184 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
28186 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
28188 * doc/invoke.texi (C++ Dialect Options): Fix typo.
28190 2017-01-25 Richard Biener <rguenther@suse.de>
28192 PR tree-optimization/69264
28193 * target.def (vector_alignment_reachable): Improve documentation.
28194 * doc/tm.texi: Regenerate.
28195 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
28197 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
28198 earlier changes with respect to TYPE_USER_ALIGN.
28199 (vector_alignment_reachable_p): Likewise. Improve dumping.
28201 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28204 * config/arm/arm.md (xordi3): Force constant operand into a register
28207 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28209 * doc/invoke.texi (-fstore-merging): Correct default optimization
28210 levels at which it is enabled.
28211 (-O): Move -fstore-merging from list to...
28214 2017-01-25 Richard Biener <rguenther@suse.de>
28217 * omp-expand.c: Include debug.h.
28218 (expand_omp_taskreg): Make sure to generate early debug before
28219 outlining anything from a function.
28220 (expand_omp_target): Likewise.
28221 (grid_expand_target_grid_body): Likewise.
28223 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
28226 * asan.c (get_translation_unit_decl): New function.
28227 (asan_add_global): Extract modules file name from globals
28228 TRANSLATION_UNIT_DECL name.
28230 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
28233 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
28234 for long calls with APCS frame and VFP.
28236 2017-01-24 David Malcolm <dmalcolm@redhat.com>
28238 * cfg.c (original_copy_tables_initialized_p): New function.
28239 * cfg.h (original_copy_tables_initialized_p): New decl.
28240 * cfgrtl.c (relink_block_chain): Guard the call to
28241 free_original_copy_tables with a call to
28242 original_copy_tables_initialized_p.
28243 * cgraph.h (symtab_node::native_rtl_p): New decl.
28244 * cgraphunit.c (symtab_node::native_rtl_p): New function.
28245 (symtab_node::needed_p): Don't assert for early assembly output
28246 for __RTL functions.
28247 (cgraph_node::finalize_function): Set "force_output" for __RTL
28249 (cgraph_node::analyze): Bail out early for __RTL functions.
28250 (analyze_functions): Update assertion to support __RTL functions.
28251 (cgraph_node::expand): Bail out early for __RTL functions.
28252 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
28254 * function.h (struct function): Update comment for field
28256 * gimple-expr.c: Include "tree-pass.h".
28257 (gimple_has_body_p): Return false for __RTL functions.
28258 * Makefile.in (OBJS): Add run-rtl-passes.o.
28259 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
28261 (gcc::pass_manager::get_clean_slate): New accessor.
28262 * passes.c: Include "insn-addr.h".
28263 (should_skip_pass_p): Add logging. Update logic for running
28264 "expand" to be compatible with both __GIMPLE and __RTL. Guard
28265 property-provider override so it is only done for gimple passes.
28267 (skip_pass): New function.
28268 (execute_one_pass): Call skip_pass when skipping passes.
28269 * read-md.c (md_reader::read_char): Support filtering
28270 the input to a subset of line numbers.
28271 (md_reader::md_reader): Initialize fields
28272 m_first_line and m_last_line.
28273 (md_reader::read_file_fragment): New function.
28274 * read-md.h (md_reader::read_file_fragment): New decl.
28275 (md_reader::m_first_line): New field.
28276 (md_reader::m_last_line): New field.
28277 * read-rtl-function.c (function_reader::create_function): Only
28278 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
28279 curr_properties. Set DECL_INITIAL to a dummy block.
28280 (read_rtl_function_body_from_file_range): New function.
28281 * read-rtl-function.h (read_rtl_function_body_from_file_range):
28283 * run-rtl-passes.c: New file.
28284 * run-rtl-passes.h: New file.
28286 2017-01-24 Jeff Law <law@redhat.com>
28288 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
28291 2017-01-24 Bin Cheng <bin.cheng@arm.com>
28293 PR tree-optimization/79159
28294 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
28295 (record_nonwrapping_iv): Improve boundary using above function if no
28296 value range information.
28298 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
28299 Martin Jambor <mjambor@suse.cz>
28301 * brig-builtins.def: New file.
28302 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
28303 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
28304 (DEF_HSAIL_SAT_BUILTIN): Likewise.
28305 (DEF_HSAIL_INTR_BUILTIN): Likewise.
28306 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
28307 * builtin-types.def (BT_INT8): New.
28308 (BT_INT16): Likewise.
28309 (BT_UINT8): Likewise.
28310 (BT_UINT16): Likewise.
28311 (BT_FN_ULONG): Likewise.
28312 (BT_FN_UINT_INT): Likewise.
28313 (BT_FN_UINT_ULONG): Likewise.
28314 (BT_FN_UINT_LONG): Likewise.
28315 (BT_FN_UINT_PTR): Likewise.
28316 (BT_FN_ULONG_PTR): Likewise.
28317 (BT_FN_INT8_FLOAT): Likewise.
28318 (BT_FN_INT16_FLOAT): Likewise.
28319 (BT_FN_UINT32_FLOAT): Likewise.
28320 (BT_FN_UINT16_FLOAT): Likewise.
28321 (BT_FN_UINT8_FLOAT): Likewise.
28322 (BT_FN_UINT64_FLOAT): Likewise.
28323 (BT_FN_UINT16_UINT32): Likewise.
28324 (BT_FN_UINT32_UINT16): Likewise.
28325 (BT_FN_UINT16_UINT16_UINT16): Likewise.
28326 (BT_FN_INT_PTR_INT): Likewise.
28327 (BT_FN_UINT_PTR_UINT): Likewise.
28328 (BT_FN_LONG_PTR_LONG): Likewise.
28329 (BT_FN_ULONG_PTR_ULONG): Likewise.
28330 (BT_FN_VOID_UINT64_UINT64): Likewise.
28331 (BT_FN_UINT8_UINT8_UINT8): Likewise.
28332 (BT_FN_INT8_INT8_INT8): Likewise.
28333 (BT_FN_INT16_INT16_INT16): Likewise.
28334 (BT_FN_INT_INT_INT): Likewise.
28335 (BT_FN_UINT_FLOAT_UINT): Likewise.
28336 (BT_FN_FLOAT_UINT_UINT): Likewise.
28337 (BT_FN_ULONG_UINT_UINT): Likewise.
28338 (BT_FN_ULONG_UINT_PTR): Likewise.
28339 (BT_FN_ULONG_ULONG_ULONG): Likewise.
28340 (BT_FN_UINT_UINT_UINT): Likewise.
28341 (BT_FN_VOID_UINT_PTR): Likewise.
28342 (BT_FN_UINT_UINT_PTR: Likewise.
28343 (BT_FN_UINT32_UINT64_PTR): Likewise.
28344 (BT_FN_INT_INT_UINT_UINT): Likewise.
28345 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
28346 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
28347 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
28348 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
28349 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
28350 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
28351 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
28352 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
28353 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
28354 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
28355 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
28356 * doc/frontends.texi: List BRIG FE.
28357 * doc/install.texi (Testing): Add BRIG tesring requirements.
28358 * doc/invoke.texi (Overall Options): Mention BRIG.
28359 * doc/standards.texi (Standards): Doucment BRIG HSA version.
28361 2017-01-24 Richard Biener <rguenther@suse.de>
28363 PR translation/79208
28364 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
28366 2017-01-24 Martin Jambor <mjambor@suse.cz>
28369 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
28370 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
28371 and known_contexts.
28373 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
28375 PR middle-end/79123
28376 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
28377 casts from signed to unsigned really don't have a range.
28379 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
28381 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
28382 GMP_RNDx for compatiblity.
28384 2017-01-24 Martin Liska <mliska@suse.cz>
28387 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
28388 that would prevent us to call alloca with -1 as argument.
28390 2017-01-24 Jakub Jelinek <jakub@redhat.com>
28392 * dwarf2out.c (output_compilation_unit_header, output_file_names):
28393 Avoid -Wformat-security warning.
28395 2017-01-23 Andrew Pinski <apinski@cavium.com>
28397 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
28400 2017-01-23 Martin Sebor <msebor@redhat.com>
28402 PR middle-end/78703
28403 * gimple-ssa-sprintf.c (warn_level): New global.
28404 (format_integer): Use it here and throughout the rest of the file.
28405 Use the same switch to compute sign as base.
28406 (maybe_warn): New function.
28407 (format_directive): Factor out warnings into maybe_warn.
28408 Add debugging output. Use warn_level.
28409 (add_bytes): Use warn_level.
28410 (pass_sprintf_length::compute_format_length): Add debugging output.
28411 (try_substitute_return_value): Same.
28412 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
28414 PR middle-end/78703
28415 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
28416 (struct fmtresult, format_integer, format_floating): Adjust.
28417 (fmtresult::fmtresult): Set max correctly in two argument ctor.
28418 (get_string_length, format_string,format_directive): Same.
28419 (pass_sprintf_length::compute_format_length): Same.
28420 (try_substitute_return_value): Simplify slightly.
28422 PR middle-end/78703
28423 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
28424 (fmtresult::operator+=): Outlined.
28425 (struct fmtresult): Add ctors.
28426 (struct conversion_spec): Rename...
28427 (struct directive): ...to this. Add and remove data members.
28428 (directive::set_width, directive::set_precision): New functions.
28429 (format_percent): Use fmtresult ctor.
28430 (get_width_and_precision): Remove.
28431 (format_integer): Make naming changes. Avoid computing width and
28433 (format_floating): Same. Adjust indentation.
28434 (format_character, format_none): New functions.
28435 (format_string): Moved character handling to format_character.
28436 (format_directive): Remove arguments, change return type.
28437 (parse_directive): New function.
28438 (pass_sprintf_length::compute_format_length): Move directive
28439 parsing to parse_directive.
28441 2017-01-23 Jakub Jelinek <jakub@redhat.com>
28443 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
28444 (assign_assembler_name_if_needed): ... this.
28445 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
28446 (assign_assembler_name_if_needed): ... this.
28447 (free_lang_data_in_cgraph): Adjust callers.
28448 * cgraphunit.c (cgraph_node::analyze): Likewise.
28449 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
28452 2017-01-23 Richard Biener <rguenther@suse.de>
28454 PR tree-optimization/79088
28455 PR tree-optimization/79188
28456 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
28457 resetting loop bounds after last path deletion. Reset loop
28458 bounds of the target loop, make code match the comments.
28459 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
28460 Make sure loops need no fixups.
28462 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
28464 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
28465 exponent support with double type for first argument.
28466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
28467 type returned by __builtin_vec_extract_sig,
28468 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
28469 functions from "vector int" to "vector unsigned int" or from
28470 "vector long long int" to "vector unsigned long long int".
28471 Changed type returned by __builtin_vec_extract_exp,
28472 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
28473 functions from "vector int" to "vector unsigned int" or from
28474 "vector long long int" to "vector unsigned long long int".
28475 Changed return type of __builtin_vec_test_data_class,
28476 __builtin_vec_test_data_class_sp, and
28477 __builtin_vec_test_data_class_dp from "vector int" to
28478 "vector bool int" or from "vector long long int" to "vector bool
28479 long long int" and changed second argument type from "unsigned
28480 int" to "int". Added new overloaded function forms "vector float
28481 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
28482 "vector float __builtin_vec_insert_exp_sp (vector float, vector
28483 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
28484 double, vector unsigned long long int)" and "vector double
28485 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
28486 long int)". Changed return type of
28487 __builtin_scalar_test_data_class and
28488 __builtin_scalar_test_data_class_sp and
28489 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
28490 int" and changed second argument from "unsigned int" to "int".
28491 Changed type returned by __builtin_scalar_test_neg,
28492 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
28493 from "int" to "bool int". Added new overloaded function form
28494 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
28495 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
28496 exponent double-precision with floating point first argument.
28497 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
28498 documentation of scalar_test_data_class, scalar_test_neg,
28499 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
28500 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
28501 vec_test_data_class built-in functions to reflect refinements in
28502 their type signatures.
28504 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
28506 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
28508 (aarch64_elf_asm_destructor): Likewise.
28510 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
28512 PR rtl-optimization/78634
28513 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
28514 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
28515 * ifcvt.c (noce_try_cmove): Add missing cost check.
28517 PR rtl-optimization/71724
28518 * combine.c (if_then_else_cond): Look for situations where it is
28519 beneficial to undo the work of one of the recursive calls.
28521 2017-01-23 Bin Cheng <bin.cheng@arm.com>
28523 PR tree-optimization/70754
28524 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
28525 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
28526 combined stmt before it if not NULL.
28527 (combine_chains): Process refs reversely and compute dominance point
28530 2017-01-23 Martin Liska <mliska@suse.cz>
28532 PR tree-optimization/79196
28533 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
28534 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
28536 (strlen_optimize_stmt): Call the renamed function.
28538 2017-01-23 Michael Matz <matz@suse.de>
28540 PR tree-optimization/78384
28541 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
28543 2017-01-23 Richard Biener <rguenther@suse.de>
28545 PR tree-optimization/79186
28546 * tree-vrp.c (register_new_assert_for): Make sure we've seen
28547 both incoming edges before moving an assert.
28549 2017-01-23 Martin Jambor <mjambor@suse.cz>
28551 * ipa-prop.c (load_from_param_1): Removed.
28552 (load_from_unmodified_param): Bits from load_from_param_1 put back
28554 (load_from_param): Removed.
28555 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
28556 with stmt. Reverted back to use of load_from_unmodified_param.
28558 2017-01-23 Martin Jambor <mjambor@suse.cz>
28561 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
28562 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
28563 field a pointer to garbage collected vector, mark lattices and
28564 ipcp_orig_node with GTY((skip)).
28565 (ipa_get_param_count): Adjust to descriptors being a pointer.
28566 (ipa_get_param): Likewise.
28567 (ipa_get_type): Likewise.
28568 (ipa_get_param_move_cost): Likewise.
28569 (ipa_set_param_used): Likewise.
28570 (ipa_get_controlled_uses): Likewise.
28571 (ipa_set_controlled_uses): Likewise.
28572 (ipa_is_param_used): Likewise.
28573 (ipa_node_params_t): Move into garbage collector. New methods insert
28575 (ipa_node_params_sum): Annotate wth GTY(()).
28576 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
28578 (ipa_load_from_parm_agg): Adjust declaration.
28579 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
28580 * ipa-profile.c (ipa_profile): Likewise.
28581 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
28582 (ipa_populate_param_decls): Make descriptors parameter garbage
28584 (ipa_dump_param): Adjust to descriptors being a pointer.
28585 (ipa_alloc_node_params): Likewise.
28586 (ipa_initialize_node_params): Likewise.
28587 (load_from_param_1): Make descriptors parameter garbage collected.
28588 (load_from_unmodified_param): Likewise.
28589 (load_from_param): Likewise.
28590 (ipa_load_from_parm_agg): Likewise.
28591 (ipa_node_params::~ipa_node_params): Removed.
28592 (ipa_free_all_node_params): Remove call to delete operator.
28593 (ipa_node_params_t::insert): New.
28594 (ipa_node_params_t::remove): Likewise.
28595 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
28596 copy known_csts and known_contexts vectors.
28597 (ipa_read_node_info): Adjust to descriptors being a pointer.
28598 (ipcp_modif_dom_walker): Make m_descriptors field garbage
28600 (ipcp_transform_function): Make descriptors variable garbage
28603 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
28605 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
28606 * config/i386/avx512dqintrin.h: Ditto.
28607 * config/i386/avx512fintrin.h: Ditto.
28608 * config/i386/i386.c: Handle new builtins.
28609 * config/i386/i386-builtin.def: Add new builtins.
28610 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
28611 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
28613 2017-01-23 Jakub Jelinek <jakub@redhat.com>
28614 Martin Liska <mliska@suse.cz>
28616 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
28617 * asan.c (asan_expand_poison_ifn): Support stores and use
28618 appropriate ASAN report function.
28619 * internal-fn.c (expand_ASAN_POISON_USE): New function.
28620 * internal-fn.def (ASAN_POISON_USE): Declare.
28621 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
28622 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
28623 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
28624 ASAN_POISON calls w/o LHS.
28625 * tree-ssa.c (execute_update_addresses_taken): Create clobber
28626 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
28627 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
28628 * gimplify.c (asan_poison_variables): Add attribute
28629 use_after_scope_memory to variables that really needs to live
28631 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
28632 having the attribute.
28634 2017-01-23 Martin Liska <mliska@suse.cz>
28636 * asan.c (create_asan_shadow_var): New function.
28637 (asan_expand_poison_ifn): Likewise.
28638 * asan.h (asan_expand_poison_ifn): New declaration.
28639 * internal-fn.c (expand_ASAN_POISON): Likewise.
28640 * internal-fn.def (ASAN_POISON): New builtin.
28641 * sanopt.c (pass_sanopt::execute): Expand
28642 asan_expand_poison_ifn.
28643 * tree-inline.c (copy_decl_for_dup_finish): Make function
28645 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
28646 * tree-ssa.c (is_asan_mark_p): New function.
28647 (execute_update_addresses_taken): Rewrite local variables
28648 (identified just by use-after-scope as addressable) into SSA.
28650 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
28652 * doc/install.texi (Specific): opensource.apple.com uses https
28653 now. Remove trailing slash.
28655 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
28657 * README.Portability: Remove note on an Irix compatibility issue.
28659 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
28661 * gcov.c (INCLUDE_ALGORITHM): Define.
28662 (INCLUDE_VECTOR): Define.
28663 No longer include <vector> and <algorithm> directly.
28665 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
28667 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
28669 * doc/invoke.texi (Code Gen Options): Ditto.
28671 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
28674 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
28676 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
28678 rtl-optimization/79125
28679 * cprop.c (local_cprop_pass): Handle cases where we make an
28680 unconditional trap.
28682 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
28686 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
28687 read from, for big endian.
28689 2017-01-20 Jiong Wang <jiong.wang@arm.com>
28691 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
28692 register pauth builtins for LP64 only.
28694 2017-01-20 Marek Polacek <polacek@redhat.com>
28697 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
28700 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
28702 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
28704 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
28705 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
28706 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
28708 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28711 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
28712 in big-endian mode when they are not a single duplicated value.
28714 2017-01-20 Richard Biener <rguenther@suse.de>
28716 * BASE-VER: Bump to 7.0.1.
28718 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
28720 * omp-low.c (omplow_simd_context): New struct. Use it...
28721 (lower_rec_simd_input_clauses): ...here and...
28722 (lower_rec_input_clauses): ...here to hold common data. Adjust all
28723 references to idx, lane, max_vf, is_simt.
28725 2017-01-20 Graham Markall <graham.markall@embecosm.com>
28727 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
28730 2017-01-20 Martin Jambor <mjambor@suse.cz>
28732 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
28733 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
28735 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
28736 (GTFILES): Rename hsa.c to hsa-common.c.
28737 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
28738 * hsa-dump.c: Likewise.
28739 * hsa-gen.c: Likewise.
28740 * hsa-regalloc.c: Likewise.
28741 * ipa-hsa.c: Likewise.
28742 * omp-expand.c: Likewise.
28743 * omp-low.c: Likewise.
28744 * toplev.c: Likewise.
28746 2017-01-20 Marek Polacek <polacek@redhat.com>
28749 * doc/invoke.texi: Document -Wduplicated-branches.
28750 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
28751 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
28752 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
28753 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
28754 return 0 only when not OEP_LEXICOGRAPHIC.
28755 (fold_build_cleanup_point_expr): Use the expression
28756 location when building CLEANUP_POINT_EXPR.
28757 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
28758 * tree.c (add_expr): Handle error_mark_node.
28760 2017-01-20 Martin Liska <mliska@suse.cz>
28763 * tree-profile.c (init_ic_make_global_vars): Do not call
28765 (gimple_init_gcov_profiler): Likewise.
28767 2017-01-20 Martin Liska <mliska@suse.cz>
28770 * cgraph.h (maybe_create_reference): Remove argument and
28772 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
28774 * ipa-cp.c (create_specialized_node): Likewise.
28775 * symtab.c (symtab_node::maybe_create_reference): Handle
28776 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
28778 2017-01-20 Martin Liska <mliska@suse.cz>
28780 * read-rtl-function.c (function_reader::create_function): Use
28781 build_decl instread of build_decl_stat.
28783 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
28785 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
28786 * config/i386/avx512dqintrin.h: Ditto.
28787 * config/i386/avx512fintrin.h: Ditto.
28788 * config/i386/i386-builtin-types.def: Add new types.
28789 * config/i386/i386.c: Handle new types.
28790 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
28791 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
28792 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
28793 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
28794 (__builtin_ia32_kshiftridi): New.
28795 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
28797 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
28801 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
28802 define to rs6000_init_stack_protect_guard.
28803 (rs6000_init_stack_protect_guard): New function.
28805 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
28806 Yunqiang Su <yunqiang.su@imgtec.com>
28808 * config.gcc (supported_defaults): Add madd4.
28809 (with_madd4): Add validation.
28810 (all_defaults): Add madd4.
28811 * config/mips/mips.opt (mmadd4): New option.
28812 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
28814 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
28816 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
28817 (ISA_HAS_FUSED_MADD4): Likewise.
28818 * doc/invoke.texi (-mmadd4): Document the new option.
28819 * doc/install.texi (--with-madd4): Document the new option.
28821 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28823 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
28824 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
28825 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
28826 (aarch64_init_pauth_hint_builtins): New.
28827 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
28828 (aarch64_expand_builtin): Expand new builtins.
28830 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28832 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
28833 * combine-stack-adj.c (no_unhandled_cfa): Handle
28834 REG_CFA_TOGGLE_RA_MANGLE.
28835 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
28836 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
28837 info for return address signing.
28838 (aarch64_expand_epilogue): Likewise.
28840 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28842 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
28843 * config/aarch64/aarch64-protos.h
28844 (aarch64_return_address_signing_enabled): New declaration.
28845 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
28847 (aarch64_expand_prologue): Sign return address before it's pushed onto
28849 (aarch64_expand_epilogue): Authenticate return address fetched from
28851 (aarch64_override_options): Sanity check for ILP32 and ISA level.
28852 (aarch64_attributes): New function attributes for "sign-return-address".
28853 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
28854 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
28855 ("*do_return"): Generate combined instructions according to key index.
28856 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
28857 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
28859 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
28860 * config/aarch64/aarch64.opt (msign-return-address=): New.
28861 * doc/extend.texi (AArch64 Function Attributes): Documents
28862 "sign-return-address=".
28863 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
28865 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
28867 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
28868 overall option summary.
28870 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28872 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
28873 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
28874 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
28875 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
28877 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
28879 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
28880 -mpower9-minmax by default for -mcpu=power9.
28881 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
28882 128-bit floating point.
28884 2017-01-20 Alan Modra <amodra@gmail.com>
28886 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
28887 optimizing for size.
28889 2017-01-20 Alan Modra <amodra@gmail.com>
28892 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
28893 for strcmp and strncmp from corresponding builtin decl.
28895 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
28897 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
28898 instead of i386/rtems-64.h.
28899 * config/i386/rtems-64.h: Remove.
28901 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
28905 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
28907 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
28909 2017-01-19 Tamar Christina <tamar.christina@arm.com>
28911 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
28912 Change int to HOST_WIDE_INT.
28913 * config/aarch64/aarch64-protos.h
28914 (aarch64_simd_gen_const_vector_dup): Likewise.
28915 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
28917 2017-01-19 David Malcolm <dmalcolm@redhat.com>
28919 * langhooks-def.h (lhd_type_for_size): New decl.
28920 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
28921 * langhooks.c (lhd_type_for_size): New function, taken from
28924 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
28926 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
28927 define_bypass for CR latency.
28928 (power9-cracked-alu): Update bypass latency and remove power9-branch.
28929 (power9-alu2): Add define_bypass for CR latency.
28931 (power9-mul): Update insn latency.
28932 (power9-mul-compare): Update insn latency, bypass latency and remove
28935 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28937 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
28939 * config/aarch64/aarch64.md
28940 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
28941 aarch64_nopcrelative_literal_loads.
28942 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
28944 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
28946 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
28947 TARGET_LOONGSON_3A.
28948 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
28950 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
28953 * config.gcc (supported_defaults): Add lxc1-sxc1.
28954 (with_lxc1_sxc1): Add validation.
28955 (all_defaults): Add lxc1-sxc1.
28956 * config/mips/mips.opt (mlxc1-sxc1): New option.
28957 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
28959 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
28960 __mips_no_lxc1_sxc1.
28961 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
28962 * doc/invoke.texi (-mlxc1-sxc1): Document the new option.
28963 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
28965 2017-01-19 Richard Biener <rguenther@suse.de>
28967 PR tree-optimization/72488
28968 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
28969 sure to restore SSA info.
28970 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
28972 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
28974 PR rtl-optimization/79121
28975 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
28976 of the inner type when shifting an extended value.
28978 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
28981 * symtab.c (symtab_node::equal_address_to): Fix comparing of
28982 interposable aliases.
28984 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
28987 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
28988 Use the evmergelohi instruction.
28989 (mov_si<mode>_e500_subreg4_2_le): Likewise.
28990 (mov_sitf_e500_subreg8_2_be): Likewise.
28991 (mov_sitf_e500_subreg12_2_le): Likewise.
28992 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
28993 (mov_si<mode>_e500_subreg4_2_be): Likewise.
28994 (mov_sitf_e500_subreg8_2_le): Likewise.
28995 (mov_sitf_e500_subreg12_2_be): Likewise.
28997 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28999 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
29000 attribute from vecsimple to vecperm.
29001 (altivec_vbpermq2): Likewise.
29003 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29006 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
29008 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
29009 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
29010 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
29011 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
29012 case where N arg is SIZE_MAX.
29013 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
29014 (cmpstrsi): Add pattern.
29016 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29018 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
29019 __builtin_vec_revb builtins.
29020 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
29021 built-in functions to support generation of the ISA 3.0 XXBR<x>
29022 vector byte reverse instructions.
29023 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
29024 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
29025 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
29026 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
29027 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
29028 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
29029 (P9V_BUILTIN_VEC_REVB): Likewise.
29030 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
29031 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
29032 (p9_xxbrq_v16qi): Likewise.
29033 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
29034 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
29035 (p9_xxbrh_v8hi): Likewise.
29036 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
29037 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
29038 vec_revb built-in functions.
29040 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
29042 PR rtl-optimization/78952
29043 * config/i386/i386.md (any_extract): New code iterator.
29044 (*insvqi_2): Use any_extract for source operand.
29045 (*insvqi_3): Use any_shiftrt for source operand.
29047 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
29049 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
29051 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
29053 2017-01-18 Matthias Klose <doko@ubuntu.com>
29055 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
29057 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29059 * config/rs6000/altivec.h (vec_bperm): Change #define.
29060 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
29061 (altivec_vbpermq2): New define_insn.
29062 (altivec_vbpermd): Likewise.
29063 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
29064 function interface.
29065 (VBPERMD): Likewise.
29066 (VBPERM): New polymorphic function interface.
29067 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
29068 Add entries for P9V_BUILTIN_VEC_VBPERM.
29069 * doc/extend.texi: Add interfaces for vec_bperm.
29071 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29073 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
29074 first letter of error messages.
29075 (s390_resolve_overloaded_builtin): Likewise.
29076 * config/s390/s390.c (s390_expand_builtin): Likewise.
29077 (s390_invalid_arg_for_unprototyped_fn): Likewise.
29078 (s390_valid_target_attribute_inner_p): Likewise.
29079 * config/s390/s390.md ("tabort"): Likewise.
29081 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
29083 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
29084 (ISA_AVOID_DIV_HILO): New macro.
29085 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
29086 (ISA_HAS_DDIV): Likewise.
29088 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
29090 * doc/invoke.texi (fabi-version): Correct number of occurrences.
29092 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
29094 * doc/invoke.texi (fabi-version): Spelling fix.
29096 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
29099 * doc/invoke.texi (fabi-version): Mention mangling fix for
29102 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
29105 * doc/invoke.texi (fabi-version): Document discriminator mangling.
29107 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
29110 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
29111 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
29113 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
29115 (stack_protect_test): Ditto.
29116 * config/rs6000/rs6000.opt (mstack-protector-guard=,
29117 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
29119 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
29120 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
29121 -mstack-protector-guard-offset=.
29122 (RS/6000 and PowerPC Options): Ditto.
29124 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
29126 * config/i386/i386.h (MASK_CLASS_P): New define.
29127 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
29128 there are no registers from different register sets also when
29129 mask registers are used. Update function comment.
29130 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
29131 to (*k/*r) and (*k/*km) alternatives.
29133 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
29135 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
29136 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
29137 (EH_RETURN_HANDLER_RTX): New define.
29138 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
29139 Force frame pointer in EH return functions.
29140 (aarch64_expand_epilogue): Add barrier for eh_return.
29141 (aarch64_final_eh_return_addr): Remove.
29142 (aarch64_eh_return_handler_rtx): New function.
29143 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
29145 (aarch64_eh_return_handler_rtx): New prototype.
29147 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29149 * config/rs6000/altivec.h (vec_rlmi): New #define.
29150 (vec_vrlnm): Likewise.
29151 (vec_rlnm): Likewise.
29152 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
29153 (UNSPEC_VRLNM): Likewise.
29154 (VIlong): New mode iterator.
29155 (altivec_vrl<VI_char>mi): New define_insn.
29156 (altivec_vrl<VI_char>nm): Likewise.
29157 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
29159 (VRLDNM): Likewise.
29160 (RLNM): New polymorphic function entry.
29161 (VRLWMI): New monomorphic function entry.
29162 (VRLDMI): Likewise.
29163 (RLMI): New polymorphic function entry.
29164 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
29165 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
29166 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
29169 2017-01-17 Jakub Jelinek <jakub@redhat.com>
29172 * dwarf2out.c (field_byte_offset): Restore the
29173 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
29174 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
29175 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
29178 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
29181 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
29183 2017-01-17 Jakub Jelinek <jakub@redhat.com>
29186 * dwarf2out.c (add_data_member_location_attribute): For constant
29187 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
29188 instead of DW_AT_data_member_location, DW_AT_bit_offset and
29189 DW_AT_byte_size attributes.
29191 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
29193 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
29194 after forcing to constant memory when the code model is medium.
29196 2017-01-17 Julia Koval <julia.koval@intel.com>
29199 * config/i386/avx512fintrin.h
29200 (_mm512_i32gather_ps): Change __addr type to void const*.
29201 (_mm512_mask_i32gather_ps): Ditto.
29202 (_mm512_i32gather_pd): Ditto.
29203 (_mm512_mask_i32gather_pd): Ditto.
29204 (_mm512_i64gather_ps): Ditto.
29205 (_mm512_mask_i64gather_ps): Ditto.
29206 (_mm512_i64gather_pd): Ditto.
29207 (_mm512_mask_i64gather_pd): Ditto.
29208 (_mm512_i32gather_epi32): Ditto.
29209 (_mm512_mask_i32gather_epi32): Ditto.
29210 (_mm512_i32gather_epi64): Ditto.
29211 (_mm512_mask_i32gather_epi64): Ditto.
29212 (_mm512_i64gather_epi32): Ditto.
29213 (_mm512_mask_i64gather_epi32): Ditto.
29214 (_mm512_i64gather_epi64): Ditto.
29215 (_mm512_mask_i64gather_epi64): Ditto.
29216 (_mm512_i32scatter_ps): Change __addr type to void*.
29217 (_mm512_mask_i32scatter_ps): Ditto.
29218 (_mm512_i32scatter_pd): Ditto.
29219 (_mm512_mask_i32scatter_pd): Ditto.
29220 (_mm512_i64scatter_ps): Ditto.
29221 (_mm512_mask_i64scatter_ps): Ditto.
29222 (_mm512_i64scatter_pd): Ditto.
29223 (_mm512_mask_i64scatter_pd): Ditto.
29224 (_mm512_i32scatter_epi32): Ditto.
29225 (_mm512_mask_i32scatter_epi32): Ditto.
29226 (_mm512_i32scatter_epi64): Ditto.
29227 (_mm512_mask_i32scatter_epi64): Ditto.
29228 (_mm512_i64scatter_epi32): Ditto.
29229 (_mm512_mask_i64scatter_epi32): Ditto.
29230 (_mm512_i64scatter_epi64): Ditto.
29231 (_mm512_mask_i64scatter_epi64): Ditto.
29232 * config/i386/avx512pfintrin.h
29233 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
29234 (_mm512_mask_prefetch_i32gather_ps): Ditto.
29235 (_mm512_mask_prefetch_i64gather_pd): Ditto.
29236 (_mm512_mask_prefetch_i64gather_ps): Ditto.
29237 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
29238 (_mm512_prefetch_i32scatter_ps): Ditto.
29239 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
29240 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
29241 (_mm512_prefetch_i64scatter_pd): Ditto.
29242 (_mm512_prefetch_i64scatter_ps): Ditto.
29243 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
29244 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
29245 * config/i386/avx512vlintrin.h
29246 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
29247 (_mm_mmask_i32gather_ps): Ditto.
29248 (_mm256_mmask_i32gather_pd): Ditto.
29249 (_mm_mmask_i32gather_pd): Ditto.
29250 (_mm256_mmask_i64gather_ps): Ditto.
29251 (_mm_mmask_i64gather_ps): Ditto.
29252 (_mm256_mmask_i64gather_pd): Ditto.
29253 (_mm_mmask_i64gather_pd): Ditto.
29254 (_mm256_mmask_i32gather_epi32): Ditto.
29255 (_mm_mmask_i32gather_epi32): Ditto.
29256 (_mm256_mmask_i32gather_epi64): Ditto.
29257 (_mm_mmask_i32gather_epi64): Ditto.
29258 (_mm256_mmask_i64gather_epi32): Ditto.
29259 (_mm_mmask_i64gather_epi32): Ditto.
29260 (_mm256_mmask_i64gather_epi64): Ditto.
29261 (_mm_mmask_i64gather_epi64): Ditto.
29262 (_mm256_i32scatter_ps): Change __addr type to void*.
29263 (_mm256_mask_i32scatter_ps): Ditto.
29264 (_mm_i32scatter_ps): Ditto.
29265 (_mm_mask_i32scatter_ps): Ditto.
29266 (_mm256_i32scatter_pd): Ditto.
29267 (_mm256_mask_i32scatter_pd): Ditto.
29268 (_mm_i32scatter_pd): Ditto.
29269 (_mm_mask_i32scatter_pd): Ditto.
29270 (_mm256_i64scatter_ps): Ditto.
29271 (_mm256_mask_i64scatter_ps): Ditto.
29272 (_mm_i64scatter_ps): Ditto.
29273 (_mm_mask_i64scatter_ps): Ditto.
29274 (_mm256_i64scatter_pd): Ditto.
29275 (_mm256_mask_i64scatter_pd): Ditto.
29276 (_mm_i64scatter_pd): Ditto.
29277 (_mm_mask_i64scatter_pd): Ditto.
29278 (_mm256_i32scatter_epi32): Ditto.
29279 (_mm256_mask_i32scatter_epi32): Ditto.
29280 (_mm_i32scatter_epi32): Ditto.
29281 (_mm_mask_i32scatter_epi32): Ditto.
29282 (_mm256_i32scatter_epi64): Ditto.
29283 (_mm256_mask_i32scatter_epi64): Ditto.
29284 (_mm_i32scatter_epi64): Ditto.
29285 (_mm_mask_i32scatter_epi64): Ditto.
29286 (_mm256_i64scatter_epi32): Ditto.
29287 (_mm256_mask_i64scatter_epi32): Ditto.
29288 (_mm_i64scatter_epi32): Ditto.
29289 (_mm_mask_i64scatter_epi32): Ditto.
29290 (_mm256_i64scatter_epi64): Ditto.
29291 (_mm256_mask_i64scatter_epi64): Ditto.
29292 (_mm_i64scatter_epi64): Ditto.
29293 (_mm_mask_i64scatter_epi64): Ditto.
29294 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
29295 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
29296 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
29297 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
29298 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
29299 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
29300 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
29301 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
29302 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
29303 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
29304 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
29305 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
29306 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
29307 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
29308 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
29309 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
29310 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
29311 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
29312 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
29313 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
29314 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
29315 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
29316 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
29317 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
29318 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
29319 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
29320 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
29321 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
29322 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
29323 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
29324 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
29325 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
29326 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
29327 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
29328 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
29329 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
29330 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
29331 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
29332 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
29333 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
29334 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
29335 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
29336 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
29337 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
29338 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
29339 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
29340 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
29341 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
29342 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
29343 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
29344 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
29345 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
29346 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
29347 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
29348 definitions accordingly.
29350 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
29351 Kuan-Lin Chen <kuanlinchentw@gmail.com>
29354 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
29357 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
29360 * ira-conflicts.c (ira_build_conflicts): Update total conflict
29361 hard regs for inner regno.
29363 2017-01-17 Martin Liska <mliska@suse.cz>
29366 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
29367 assumption and add comment.
29369 2017-01-17 Nathan Sidwell <nathan@acm.org>
29371 * ipa-visibility.c (localize_node): New function, broken out of ...
29372 (function_and_variable_visibility): ... here. Call it.
29374 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
29376 PR middle-end/77445
29377 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
29378 correctly set frequency of oudgoing edge.
29379 (duplicate_thread_path): Fix profile updating.
29381 2017-01-17 Jakub Jelinek <jakub@redhat.com>
29384 * configure.ac: Add GCC_BASE_VER.
29385 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
29386 version from BASE-VER file.
29387 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
29388 (gcc.o): Depend on $(BASEVER).
29389 * common.opt (dumpfullversion): New option.
29390 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
29391 * doc/invoke.texi: Document -dumpfullversion.
29392 * doc/install.texi: Document --with-gcc-major-version-only.
29393 * configure: Regenerated.
29395 2017-01-17 Richard Biener <rguenther@suse.de>
29397 PR tree-optimization/71433
29398 * tree-vrp.c (register_new_assert_for): Merge same asserts
29399 on all incoming edges.
29400 (process_assert_insertions_for): Handle insertions at the
29403 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
29405 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
29406 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
29408 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
29411 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
29414 2017-01-17 Alan Modra <amodra@gmail.com>
29417 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
29418 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
29419 symbolic stack limit when pic.
29421 2017-01-16 Martin Sebor <msebor@redhat.com>
29423 PR tree-optimization/78608
29424 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
29426 2017-01-16 Jeff Law <law@redhat.com>
29429 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
29430 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
29431 for several include directories that may be relative to sysroot.
29432 * config/i386/x-mingw32 (gplus_includedir): Define.
29433 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
29434 (native_system_includedir): Likewise.
29435 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
29436 override if TARGET_SYSTEM_ROOT is defined.
29437 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
29439 PR tree-optimization/79090
29440 PR tree-optimization/33562
29441 PR tree-optimization/61912
29442 PR tree-optimization/77485
29443 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
29444 and computed trims into the dump file.
29446 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
29448 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
29450 2017-01-16 Jakub Jelinek <jakub@redhat.com>
29453 * gimplify.c (gimplify_init_constructor): If want_value and
29454 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
29458 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
29459 sequence. Formatting fixes.
29460 (doloop_optimize): Formatting fixes.
29463 * gcc.c (debug_level_greater_than_spec_func): New function.
29464 (static_spec_functions): Add debug-level-gt spec function.
29465 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
29467 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
29468 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
29469 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
29470 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
29471 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
29472 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
29474 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
29476 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
29477 QImode fixups to general and mask registers only.
29479 2017-01-16 Carl Love <cel@us.ibm.com>
29481 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
29482 for built-in functions
29483 vector signed char vec_nabs (vector signed char)
29484 vector signed short vec_nabs (vector signed short)
29485 vector signed int vec_nabs (vector signed int)
29486 vector signed long long vec_nabs (vector signed long long)
29487 vector float vec_nabs (vector float)
29488 vector double vec_nabs (vector double)
29489 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
29491 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
29492 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
29493 * doc/extend.texi: Update the documentation file for the new built-in
29496 2017-01-16 Martin Sebor <msebor@redhat.com>
29498 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
29501 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29503 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
29504 UNSPEC_VSX__XXSPLTD to require special splat handling.
29506 2017-01-16 David Malcolm <dmalcolm@redhat.com>
29509 * system.h: Poison strndup.
29511 2017-01-16 Alan Modra <amodra@gmail.com>
29514 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
29517 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
29519 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
29521 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
29523 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
29524 call recog here. Assert that INSN_CODE (insn) is non-negative.
29526 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
29529 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
29531 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
29532 in the currently scheduled RTL fragment.
29534 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
29536 PR rtl-optimization/78751
29537 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
29540 2017-01-14 Jeff Law <law@redhat.com>
29542 PR tree-optimization/79090
29543 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
29544 variable length stores.
29545 (compute_trims): Delete dead assignment to *trim_tail.
29546 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
29549 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
29551 PR rtl-optimization/78626
29552 PR rtl-optimization/78727
29553 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
29554 of a block, and split such blocks after everything else is finished.
29556 2017-01-14 Alan Modra <amodra@gmail.com>
29559 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
29560 target legitimate_combined_insn.
29561 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
29562 (rs6000_legitimate_combined_insn): New function.
29563 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
29565 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
29566 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
29567 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
29569 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
29571 * doc/frontends.texi (G++ and GCC): Remove references to Java.
29573 2017-01-13 Jeff Law <law@redhat.com>
29575 PR tree-optimization/33562
29576 PR tree-optimization/61912
29577 PR tree-optimization/77485
29578 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
29580 (delete_dead_assignment): Likewise.
29581 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
29582 statement to delete_dead_call and delete_dead_assignment.
29584 2017-01-13 David Malcolm <dmalcolm@redhat.com>
29587 * substring-locations.c (format_warning_va): Strengthen case 1 so
29588 that both endpoints of the substring must be within the format
29589 range for just the substring to be printed.
29591 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
29593 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
29594 * config/i386/i386.c (ix86_target_string): Add missing options
29595 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
29596 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
29597 flags_other and ix86_target_other to flags2_other. Display unknown
29599 (ix86_valid_target_attribute_inner_p): Add missing options and
29600 reorder options by implied ISAs, as in ix86_target_string.
29602 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
29604 * hash-table.h (hash_table::too_empty_p): New function.
29605 (hash_table::expand): Use it.
29606 (hash_table::traverse): Likewise.
29607 (hash_table::empty_slot): Use sizeof (value_type) instead of
29608 sizeof (PTR) to convert bytes to elements. Shrink the table
29609 if the current size is excessive for the current number of
29612 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
29614 * ira-costs.c (record_reg_classes): Break from the inner loop
29615 early once alt_fail is known to be true. Update outer loop
29616 handling accordingly.
29618 2017-01-13 Jeff Law <law@redhat.com>
29620 * tree-ssa-dse.c (decrement_count): New function.
29621 (increment_start_addr, maybe_trim_memstar_call): Likewise.
29622 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
29623 when we know the partially dead statement is a mem* function.
29625 PR tree-optimization/61912
29626 PR tree-optimization/77485
29627 * tree-ssa-dse.c: Include expr.h.
29628 (maybe_trim_constructor_store): New function.
29629 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
29631 PR tree-optimization/33562
29632 PR tree-optimization/61912
29633 PR tree-optimization/77485
29634 * doc/invoke.texi: Document new dse-max-object-size param.
29635 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
29636 * tree-ssa-dse.c: Include params.h.
29637 (dse_store_status): New enum.
29638 (initialize_ao_ref_for_dse): New, partially extracted from
29640 (valid_ao_ref_for_dse, normalize_ref): New.
29641 (setup_live_bytes_from_ref, compute_trims): Likewise.
29642 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
29643 (maybe_trim_partially_dead_store): Likewise.
29644 (maybe_trim_complex_store): Likewise.
29645 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
29646 Track what bytes live from the original store. Return tri-state
29647 for dead, partially dead or live.
29648 (dse_dom_walker): Add constructor, destructor and new private members.
29649 (delete_dead_call, delete_dead_assignment): New extracted from
29651 (dse_optimize_stmt): Make a member of dse_dom_walker.
29652 Use initialize_ao_ref_for_dse.
29654 PR tree-optimization/33562
29655 PR tree-optimization/61912
29656 PR tree-optimization/77485
29657 * sbitmap.h (bitmap_count_bits): Prototype.
29658 (bitmap_clear_range, bitmap_set_range): Likewise.
29659 * sbitmap.c (bitmap_clear_range): New function.
29660 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
29662 2017-01-13 Martin Liska <mliska@suse.cz>
29665 * function.c (set_cfun): Add new argument force.
29666 * function.h (set_cfun): Likewise.
29667 * ipa-inline-transform.c (inline_call): Use the function when
29668 strict alising from is dropped for function we inline to.
29670 2017-01-13 Richard Biener <rguenther@suse.de>
29672 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
29673 for dumping GIMPLE INTEGER_CSTs.
29675 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29677 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
29678 to 201112L since C++17.
29680 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
29683 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
29684 if -fsanitize=kernel-address is present.
29686 2017-01-13 Richard Biener <rguenther@suse.de>
29688 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
29689 as _Literal ( type ) number in case usual suffixes do not
29690 preserve all information.
29692 2017-01-13 Richard Biener <rguenther@suse.de>
29694 PR tree-optimization/77283
29695 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
29696 and ssa-iterators.h.
29697 (is_feasible_trace): Implement a cost model based on joiner
29700 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
29703 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
29704 char or short to __float128/_Float128 directly.
29706 2017-01-12 Martin Sebor <msebor@redhat.com>
29708 to -Wformat-overflow.
29709 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
29710 (min_bytes_remaining): Same.
29711 (get_string_length): Same.
29712 (format_string): Same.
29713 (format_directive): Same.
29715 (pass_sprintf_length::handle_gimple_call): Same.
29717 2017-01-12 Jakub Jelinek <jakub@redhat.com>
29719 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
29720 info.nowrite calls with no lhs that can't throw. Return bool
29721 whether gsi_remove has been called or not.
29722 (pass_sprintf_length::handle_gimple_call): Return bool whether
29723 try_substitute_return_value called gsi_remove. Formatting fix.
29724 (pass_sprintf_length::execute): Don't use gsi_remove if
29725 handle_gimple_call returned true.
29728 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
29729 be removed due to side-effects, don't remove following barrier nor
29730 turn the successor edge into fallthru edge.
29732 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29735 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
29736 element-reversing loads and stores as not swappable.
29738 2017-01-12 Nathan Sidwell <nathan@acm.org>
29739 Nicolai Stange <nicstange@gmail.com>
29741 * combine.c (try_combine): Don't ignore result of overlap checking
29742 loop. Combine overlap & asm check into single loop.
29744 2017-01-12 Richard Biener <rguenther@suse.de>
29746 * tree-pretty-print.c (dump_generic_node): Provide -gimple
29747 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
29749 2017-01-12 Richard Biener <rguenther@suse.de>
29751 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
29752 and TS_TARGET_OPTION directly derive from TS_BASE.
29753 * tree-core.h (tree_optimization_option): Derive from tree_base.
29754 (tree_target_option): Likewise.
29756 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
29758 * config/i386/i386.c (memory_address_length): Increase len
29759 only when rip_relative_addr_p returns false.
29761 2017-01-11 Julia Koval <julia.koval@intel.com>
29763 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
29764 (OPTION_MASK_ISA_SGX_SET): New.
29765 (ix86_handle_option): Handle OPT_msgx.
29766 * config.gcc: Added sgxintrin.h.
29767 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
29768 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
29769 * config/i386/i386.c (ix86_target_string): Add -msgx.
29771 (ix86_option_override_internal): Handle new options.
29772 (ix86_valid_target_attribute_inner_p): Add sgx.
29773 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
29774 * config/i386/i386.opt: Add msgx.
29775 * config/i386/sgxintrin.h: New file.
29776 * config/i386/x86intrin.h: Add sgxintrin.h.
29778 2017-01-11 Jakub Jelinek <jakub@redhat.com>
29781 * fold-const.c (maybe_nonzero_address): Return 1 for function
29783 (tree_single_nonzero_warnv_p): Don't handle function local objects
29787 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
29790 2017-01-11 David Malcolm <dmalcolm@redhat.com>
29793 * opts.c: Include "spellcheck.h"
29794 (struct string_fragment): New struct.
29795 (struct edit_distance_traits<const string_fragment &>): New
29797 (get_closest_sanitizer_option): New function.
29798 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
29800 2017-01-11 Jakub Jelinek <jakub@redhat.com>
29802 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
29804 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
29805 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
29806 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
29807 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
29808 for initial die_offset if dwarf_split_debug_info.
29809 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
29810 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
29812 (output_skeleton_debug_sections): Formatting fix. Use
29813 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
29814 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
29816 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
29818 * config/arm/cortex-a53.md: Add bypasses for
29819 cortex_a53_r2f_cvt.
29820 (cortex_a53_r2f): Only use for transfers.
29821 (cortex_a53_f2r): Likewise.
29822 (cortex_a53_r2f_cvt): Add reservation for conversions.
29823 (cortex_a53_f2r_cvt): Likewise.
29825 2017-01-11 Tamar Christina <tamar.christina@arm.com>
29827 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
29828 to all inlined functions, change static to extern.
29830 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
29833 * config/arm/arm.c (legitimize_pic_address): Handle reference to
29835 (arm_assemble_integer): Likewise.
29837 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
29839 * config.gcc: Use new awk script to check CPU, FPU and architecture
29840 parameters for --with-... options.
29841 * config/arm/parsecpu.awk: New file
29842 * config/arm/arm-cpus.in: New file.
29843 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
29845 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
29847 * config/arm/t-arm: Update dependency rules.
29848 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
29849 of processing .def files.
29850 * config/arm/genopt.sh: Deleted.
29851 * config/arm/gentune.sh: Deleted.
29852 * config/arm/arm-cores.def: Deleted.
29853 * config/arm/arm-arches.def: Deleted.
29854 * config/arm/arm-fpus.def: Deleted.
29855 * config/arm/arm-tune.md: Regenerated.
29856 * config/arm/arm-tables.opt: Regenerated.
29857 * config/arm/arm-cpu.h: New generated file.
29858 * config/arm/arm-cpu-data.h: New generated file.
29859 * config/arm/arm-cpu-cdata.h: New generated file.
29861 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
29864 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
29866 (input_varpool_node): Unpack dynamically_initialized bit.
29868 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
29870 PR rtl-optimization/79032
29871 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
29872 the alignment of the adjusted memory reference against that of MODE,
29873 instead of the alignment of the original memory reference.
29875 2017-01-11 Martin Jambor <mjambor@suse.cz>
29877 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
29879 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
29880 decorated functions.
29882 2017-01-11 Richard Biener <rguenther@suse.de>
29884 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
29885 set range/nonnull info for PHI results. Do not set it on
29886 stmts marked for removal.
29888 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
29890 * expr.c (store_field): In the bitfield case, fetch the return value
29891 from the registers before applying a single big-endian adjustment.
29892 Always do a final load for a BLKmode value not larger than a word.
29894 2017-01-10 David Malcolm <dmalcolm@redhat.com>
29897 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
29898 that we correctly handle column numbers greater than
29899 LINE_MAP_MAX_COLUMN_NUMBER.
29901 2017-01-10 Martin Sebor <msebor@redhat.com>
29903 PR middle-end/78245
29904 * gimple-ssa-sprintf.c (get_destination_size): Call
29905 {init,fini}object_sizes.
29906 * tree-object-size.c (addr_object_size): Adjust.
29907 (pass_through_call): Adjust.
29908 (pass_object_sizes::execute): Adjust.
29909 * tree-object-size.h (fini_object_sizes): Declare.
29911 2017-01-10 Martin Sebor <msebor@redhat.com>
29913 PR tree-optimization/78775
29914 * builtins.c (get_size_range): Move...
29915 * calls.c: ...to here.
29916 (alloc_max_size): Accept zero argument.
29917 (operand_signed_p): Remove.
29918 (maybe_warn_alloc_args_overflow): Call get_size_range.
29919 * calls.h (get_size_range): Declare.
29921 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
29923 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
29924 from TI's devices.csv file as of September 2016.
29925 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
29927 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
29929 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
29930 * doc/invoke.texi: Likewise.
29931 * doc/md.texi: Likewise.
29932 * doc/objc.texi: Likewise.
29934 2017-01-10 Joshua Conner <joshconner@google.com>
29936 * config/arm/fuchsia-elf.h: New file.
29937 * config/fuchsia.h: New file.
29938 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
29939 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
29941 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
29943 2016-01-10 Richard Biener <rguenther@suse.de>
29945 PR tree-optimization/79034
29946 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
29947 Propagate out degenerate PHIs in the joiner.
29949 2017-01-10 Martin Liska <mliska@suse.cz>
29951 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
29952 (sort_congruence_classes_by_decl_uid): Likewise.
29953 (sort_congruence_class_groups_by_decl_uid): Likewise.
29954 (sem_item_optimizer::merge_classes): Sort class, groups in these
29955 classes and members in the groups by DECL_UID of declarations.
29956 This would make merge operations stable.
29958 2017-01-10 Martin Liska <mliska@suse.cz>
29960 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
29961 usage of m_classes_vec.
29962 (sem_item_optimizer::~sem_item_optimizer): Likewise.
29963 (sem_item_optimizer::get_group_by_hash): Likewise.
29964 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
29965 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
29966 (sem_item_optimizer::verify_classes): Likewise.
29967 (sem_item_optimizer::process_cong_reduction): Likewise.
29968 (sem_item_optimizer::dump_cong_classes): Likewise.
29969 (sem_item_optimizer::merge_classes): Likewise.
29970 * ipa-icf.h (congruence_class_hash): Rename from
29971 congruence_class_group_hash. Remove declaration of m_classes_vec.
29973 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
29975 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
29976 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
29977 * config.gcc: Add avx512vpopcntdqintrin.h.
29978 * config/i386/avx512vpopcntdqintrin.h: New.
29979 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
29980 * config/i386/i386-builtin-types.def: Add new types.
29981 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
29982 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
29983 __builtin_ia32_vpopcountq_v8di_mask): New.
29984 * config/i386/i386-c.c (ix86_target_macros_internal): Define
29985 __AVX512VPOPCNTDQ__.
29986 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
29987 (PTA_AVX512VPOPCNTDQ): Define.
29988 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
29989 TARGET_AVX512VPOPCNTDQ_P): Define.
29990 * config/i386/i386.opt: Add mavx512vpopcntdq.
29991 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
29992 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
29994 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
29996 PR middle-end/77484
29997 * predict.def (PRED_CALL): Set to 67.
29999 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
30001 * expr.c (store_field): In the bitfield case, if the value comes from
30002 a function call and is of an aggregate type returned in registers, do
30003 not modify the field mode; extract the value in all cases if the mode
30004 is BLKmode and the size is not larger than a word.
30006 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
30009 * config/i386/cpuid.h: Fix undefined behavior.
30011 2017-01-04 Jeff Law <law@redhat.com>
30013 PR tree-optimization/79007
30014 PR tree-optimization/67955
30015 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
30016 conservative for pt.null when flag_non_call_exceptions is on.
30018 2017-01-09 Jakub Jelinek <jakub@redhat.com>
30020 PR translation/79019
30021 PR translation/79020
30022 * params.def (PARAM_INLINE_MIN_SPEEDUP,
30023 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
30024 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
30026 * config/avr/avr.opt (maccumulate-args): Likewise.
30027 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
30028 * common.opt (freport-bug): Likewise.
30029 * cif-code.def (CIF_FINAL_ERROR): Likewise.
30030 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
30031 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
30032 translatable string.
30033 * config/i386/i386.c (function_value_32): Likewise.
30034 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
30035 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
30037 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
30038 * common/config/msp430/msp430-common.c (msp430_handle_option):
30040 * symtab.c (symtab_node::verify_base): Likewise.
30041 * opts.c (set_debug_level): Likewise.
30042 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
30043 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
30044 missing whitespace to translatable strings.
30045 * config/avr/avr.md (bswapsi2): Fix typo in comment.
30046 * config/sh/superh.h: Likewise.
30047 * config/i386/xopintrin.h: Likewise.
30048 * config/i386/znver1.md: Likewise.
30049 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
30050 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
30051 * double-int.h (struct double_int): Likewise.
30052 * double-int.c (div_and_round_double): Likewise.
30053 * wide-int.cc: Likewise.
30054 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
30055 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
30056 * cfgcleanup.c (crossjumps_occured): Renamed to ...
30057 (crossjumps_occurred): ... this.
30058 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
30061 PR tree-optimization/78899
30062 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
30063 returning bool return struct loop *, NULL for failure and the new
30065 (versionable_outer_loop_p): Don't version outer loop if it has
30066 dont_vectorized bit set.
30067 (tree_if_conversion): When versioning outer loop, ensure
30068 tree_if_conversion is performed also on the inner loop of the
30069 non-vectorizable outer loop copy.
30070 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
30071 LOOP_VECTORIZED in inner loop of the scalar outer loop and
30072 prevent vectorization of it.
30073 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
30074 the outer loop vectorization of the non-scalar version is attempted
30075 before vectorization of the inner loop in scalar version. If
30076 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
30077 vectorization of its inner loop.
30078 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
30079 has 2 inner loops, rename also on edges from bb whose single pred
30080 is outer_loop->header. Fix typo in function comment.
30082 2017-01-09 Martin Sebor <msebor@redhat.com>
30085 * asan.c (asan_emit_stack_protection): Increase local buffer size
30086 to avoid snprintf truncation warning.
30088 2017-01-09 Andrew Pinski <apinski@cavium.com>
30090 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
30091 to reference thunderx2t99 for the tuning structure
30092 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
30094 (thunderx2t99_extra_costs): This.
30095 * config/aarch64/aarch64-tune.md: Regenerate.
30096 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
30097 (vulcan_addrcost_table): This.
30098 (vulcan_regmove_cost): Rename to ...
30099 (thunderx2t99_regmove_cost): This.
30100 (vulcan_vector_cost): Rename to ...
30101 (thunderx2t99_vector_cost): this.
30102 (vulcan_branch_cost): Rename to ...
30103 (thunderx2t99_branch_cost): This.
30104 (vulcan_tunings): Rename to ...
30105 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
30106 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
30108 2017-01-09 Martin Jambor <mjambor@suse.cz>
30112 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
30113 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
30114 (propagate_vr_accross_jump_function): Use the above function for all
30115 value range computations for pass-through jump functions and type
30116 converasion from explicit value range values.
30117 (ipcp_propagate_stage): Do not attempt to deduce types of formal
30118 parameters from TYPE_ARG_TYPES.
30119 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
30120 (ipa_write_node_info): Stream type of the actual argument.
30121 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
30123 2017-01-09 Martin Liska <mliska@suse.cz>
30126 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
30127 (lookup_compiler): Do not show error message with have_E.
30129 2017-01-09 Jakub Jelinek <jakub@redhat.com>
30131 PR tree-optimization/78938
30132 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
30133 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
30134 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
30135 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
30138 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30140 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
30143 2017-01-09 Richard Biener <rguenther@suse.de>
30145 PR tree-optimization/78997
30146 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
30147 name condition properly.
30149 2017-01-09 Richard Biener <rguenther@suse.de>
30152 * dwarf2out.c (is_cxx): New overload with context.
30153 (is_naming_typedef_decl): Use it.
30155 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
30157 * invoke.texi (Option Summary): Correct spacing in option lists
30158 and add line breaks to fix over-long lines.
30160 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
30162 PR middle-end/17660
30164 * extend.texi (Common Variable Attributes): Add xref to GCC
30165 Internals manual to explain mode attribute keywords.
30167 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
30170 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
30171 and Preprocessor Options.
30172 (Options for Linking): Document -pthread here....
30173 (RS/6000 and PowerPC Options): ...not here.
30174 (Solaris 2 Options): ...or here.
30175 * doc/cppopts.texi: Document -pthread.
30177 2017-01-08 Martin Sebor <msebor@redhat.com>
30179 PR middle-end/77708
30180 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
30181 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
30182 New member functions.
30183 (format_directive): Used them.
30185 (pass_sprintf_length::handle_gimple_call): Same.
30186 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
30187 to avoid truncation for any argument.
30188 (extract_affine_mul): Same.
30189 * tree.c (get_file_function_name): Same.
30191 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
30193 PR middle-end/77484
30194 * predict.def (PRED_INDIR_CALL): Set to 86.
30196 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
30198 PR preprocessor/54124
30199 * doc/cppopts.texi: Reformat -d subtable to list the full name
30200 of the options. Add cross-reference to the docs for the general
30201 compiler -d options.
30202 * doc/invoke.texi (Developer Options): Add cross-reference to the
30203 preprocessor-specific -d option documentation.
30205 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
30207 PR preprocessor/13498
30208 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
30209 redudant material, and reflect new command-line options.
30210 (System Headers): Likewise.
30212 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
30214 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
30215 -isystem, and -idirafter. Copy-edit.
30216 * doc/cppopts.texi: Copy-edit. Remove contradiction about
30217 default for -ftrack-macro-expansion. Delete obsolete and
30218 badly-formatted implementation details about -fdebug-cpp output.
30219 * doc/cppwarnopts.texi: Copy-edit.
30221 2017-01-07 David Malcolm <dmalcolm@redhat.com>
30224 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
30225 that the transition from a max line width >= 1<<10 to narrower
30226 lines works correctly.
30228 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
30230 * doc/options.texi (PerFunction): New.
30231 * opt-functions.awk (switch_flags): Map both Optimization and
30232 PerFunction to CL_OPTIMIZATION.
30233 * opth-gen.awk: Test for PerFunction flag along with
30235 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
30236 it only when the latter is present. Skip those that don't in
30237 the hash function generator.
30238 * common.opt (fvar-tracking): Mark as PerFunction instead of
30240 (fvar-tracking-assignments): Likewise.
30241 (fvar-tracking-assignments-toggle): Likewise.
30242 (fvar-tracking-uninit): Likewise.
30244 2017-01-07 Jakub Jelinek <jakub@redhat.com>
30246 PR translation/79018
30247 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
30250 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
30253 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
30254 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
30255 TARGET_LONG_JUMP_TABLE_OFFSETS.
30256 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
30257 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
30258 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
30259 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
30260 * config/m68k/m68k.md (tablejump expander): Likewise.
30261 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
30262 TARGET_LONG_JUMP_TABLE_OFFSETS.
30263 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
30264 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
30266 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
30267 David Holsgrove <david.holsgrove@xilinx.com>
30269 * common/config/microblaze/microblaze-common.c
30270 (TARGET_EXCEPT_UNWIND_INFO): Remove.
30271 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
30273 * config/microblaze/microblaze.c (microblaze_must_save_register)
30274 (microblaze_expand_epilogue, microblaze_return_addr): Handle
30276 (microblaze_eh_return): New function.
30277 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
30278 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
30279 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
30280 * config/microblaze/microblaze.md (eh_return): New pattern.
30282 2017-01-06 Jakub Jelinek <jakub@redhat.com>
30284 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
30285 GCC_DIAGNOSTIC_STRINGIFY): Define.
30287 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
30289 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
30291 * config/arm/arm.md (<mcrr>): New.
30293 * config/arm/arm.c (arm_arch5te): New.
30294 (arm_option_override): Set arm_arch5te.
30295 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
30297 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
30298 (arm_mcrr_qualifiers): ... this. New.
30299 (MRRC_QUALIFIERS): Define to...
30300 (arm_mrrc_qualifiers): ... this. New.
30301 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
30303 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
30304 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
30305 (MRRCI, mrrc, MRRC): New.
30306 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
30307 VUNSPEC_MRRC2): New.
30309 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
30311 * config/arm/arm.md (<mcr>): New.
30313 * config/arm/arm.c (arm_coproc_builtin_available): Add
30314 support for mcr, mrc, mcr2 and mrc2.
30315 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
30316 (arm_mcr_qualifiers): ... this. New.
30317 (MRC_QUALIFIERS): Define to ...
30318 (arm_mrc_qualifiers): ... this. New.
30319 (MCR_QUALIFIERS): Define to ...
30320 (arm_mcr_qualifiers): ... this. New.
30321 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
30323 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
30324 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
30325 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
30326 VUNSPEC_MRC2): New.
30328 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
30330 * config/arm/arm.md (*ldc): New.
30334 * config/arm/arm.c (arm_coproc_builtin_available): Add
30335 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
30336 (arm_coproc_ldc_stc_legitimate_address): New.
30337 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
30338 'qualifier_const_pointer'.
30339 (LDC_QUALIFIERS): Define to...
30340 (arm_ldc_qualifiers): ... this. New.
30341 (STC_QUALIFIERS): Define to...
30342 (arm_stc_qualifiers): ... this. New.
30343 * config/arm/arm-protos.h
30344 (arm_coproc_ldc_stc_legitimate_address): New.
30345 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
30346 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
30347 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
30348 stc2, stcl, stc2l): New.
30349 * config/arm/constraints.md (Uz): New.
30350 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
30351 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
30352 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
30353 VUNSPEC_STC2L): New.
30355 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
30357 * config/arm/arm.md (<cdp>): New.
30358 * config/arm/arm.c (neon_const_bounds): Rename this ...
30359 (arm_const_bounds): ... this.
30360 (arm_coproc_builtin_available): New.
30361 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
30362 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
30363 (CDP_QUALIFIERS): Define to...
30364 (arm_cdp_qualifiers): ... this. New.
30366 (arm_expand_builtin_args): Add case for 6 arguments.
30367 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
30368 (arm_const_bounds): ... this.
30369 (arm_coproc_builtin_available): New.
30370 * config/arm/arm_acle.h (__arm_cdp): New.
30372 * config/arm/arm_acle_builtins.def (cdp): New.
30374 * config/arm/iterators.md (CDPI,CDP,cdp): New.
30375 * config/arm/neon.md: Rename all 'neon_const_bounds' to
30376 'arm_const_bounds'.
30377 * config/arm/types.md (coproc): New.
30378 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
30379 * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
30380 * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
30381 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
30383 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
30385 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
30386 (UBINOP_QUALIFIERS): New.
30388 (acle_builtin_data): New. Change comment.
30389 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
30390 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
30391 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
30392 arm_acle_builtins.def.
30393 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
30394 (arm_init_acle_builtins): New.
30395 (CRC32_BUILTIN): Remove.
30396 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
30397 crc32cb, crc32ch and crc32cw.
30398 (arm_init_crc32_builtins): Remove.
30399 (arm_init_builtins): Use arm_init_acle_builtins rather
30400 than arm_init_crc32_builtins.
30401 (arm_expand_acle_builtin): New.
30402 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
30403 * config/arm/arm_acle_builtins.def: New.
30405 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
30407 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
30408 (arm_builtin_datum): ... this.
30409 (arm_init_neon_builtin): Rename to ...
30410 (arm_init_builtin): ... this. Add a new parameters PREFIX
30411 and USE_SIG_IN_NAME.
30412 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
30413 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
30414 'arm_builtin_datum'.
30415 (arm_init_vfp_builtins): Likewise.
30416 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
30417 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
30418 (arm_expand_neon_args): Rename to ...
30419 (arm_expand_builtin_args): ... this. Rename builtin_arg
30420 enum values and differentiate between ARG_BUILTIN_MEMORY
30421 and ARG_BUILTIN_NEON_MEMORY.
30422 (arm_expand_neon_builtin_1): Rename to ...
30423 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
30424 values, arm_expand_builtin_args and add bool parameter NEON.
30425 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
30426 (arm_expand_vfp_builtin): Likewise.
30427 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
30429 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
30431 PR middle-end/77484
30432 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
30433 * predict.c (tree_estimate_probability_bb): Reverse direction of
30434 polymorphic call predictor.
30436 2017-01-06 David Malcolm <dmalcolm@redhat.com>
30438 * passes.c (execute_one_pass): Split out pass-skipping logic into...
30439 (determine_pass_name_match): ...this new function and...
30440 (should_skip_pass_p): ...this new function.
30442 2017-01-06 Nathan Sidwell <nathan@acm.org>
30444 * ipa-visibility.c (function_and_variable_visibility): Reformat
30445 comments and long lines. Remove extrneous if.
30446 * symtab.c (symtab_node::make_decl_local): Fix code format.
30447 (symtab_node::set_section_for_node): Fix comment typo.
30449 2017-01-06 Martin Liska <mliska@suse.cz>
30452 * lra-constraints.c: Rename invariant to lra_invariant.
30453 * predict.c (set_even_probabilities): Initialize e to NULL.
30455 2017-01-05 Martin Sebor <msebor@redhat.com>
30457 PR tree-optimization/78910
30458 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
30459 (format_integer): Correct off-by-one error in the handling
30460 of precision with negative numbers in signed conversions..
30462 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
30464 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
30466 2017-01-05 Jakub Jelinek <jakub@redhat.com>
30468 PR tree-optimization/71016
30469 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
30470 factor_out_conditional_conversion. Formatting fix.
30471 (factor_out_conditional_conversion): Add cond_stmt argument.
30472 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
30473 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
30476 2017-01-05 David Malcolm <dmalcolm@redhat.com>
30478 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
30479 read-rtl-function.o, and selftest-rtl.o.
30480 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
30481 (selftest::aarch64_test_loading_full_dump): New function.
30482 (selftest::aarch64_run_selftests): New function.
30483 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
30484 selftest::aarch64_run_selftests.
30485 * config/i386/i386.c
30486 (selftest::ix86_test_loading_dump_fragment_1): New function.
30487 (selftest::ix86_test_loading_call_insn): New function.
30488 (selftest::ix86_test_loading_full_dump): New function.
30489 (selftest::ix86_test_loading_unspec): New function.
30490 (selftest::ix86_run_selftests): Call the new functions.
30491 * emit-rtl.c (maybe_set_max_label_num): New function.
30492 * emit-rtl.h (maybe_set_max_label_num): New decl.
30493 * function.c (instantiate_decls): Guard call to
30494 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
30495 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
30497 * gensupport.c (gen_reader::gen_reader): Pass "false"
30498 for new "compact" param of rtx_reader.
30499 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
30500 rather than an empty string for NULL strings.
30501 * read-md.c: Potentially include config.h rather than bconfig.h.
30502 Wrap include of errors.h with #ifdef GENERATOR_FILE.
30503 (have_error): New global, copied from errors.c.
30504 (md_reader::read_name): Rename to...
30505 (md_reader::read_name_1): ...this, adding "out_loc" param,
30506 and converting "missing name or number" to returning false, rather
30508 (md_reader::read_name): Reimplement in terms of read_name_1.
30509 (md_reader::read_name_or_nil): New function.
30510 (md_reader::read_string): Handle "(nil)" by returning NULL.
30511 (md_reader::md_reader): Add new param "compact".
30512 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
30513 (md_reader::read_file): New method.
30514 * read-md.h (md_reader::md_reader): Add new param "compact".
30515 (md_reader::read_file): New method.
30516 (md_reader::is_compact): New accessor.
30517 (md_reader::read_name): Convert return type from void to file_location.
30518 (md_reader::read_name_or_nil): New decl.
30519 (md_reader::read_name_1): New decl.
30520 (md_reader::m_compact): New field.
30521 (noop_reader::noop_reader): Pass "false" for new "compact" param
30523 (rtx_reader::rtx_reader): Add new "compact" param.
30524 (rtx_reader::read_rtx_operand): Make virtual and convert return
30525 type from void to rtx.
30526 (rtx_reader::read_until): New decl.
30527 (rtx_reader::handle_any_trailing_information): New virtual function.
30528 (rtx_reader::postprocess): New virtual function.
30529 (rtx_reader::finalize_string): New virtual function.
30530 (rtx_reader::m_in_call_function_usage): New field.
30531 (rtx_reader::m_reuse_rtx_by_id): New field.
30532 * read-rtl-function.c: New file.
30533 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
30534 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
30535 (selftest::verify_three_block_rtl_cfg): New decl.
30536 * read-rtl-function.h: New file.
30537 * read-rtl.c: Potentially include config.h rather than bconfig.h.
30538 For host, include function.h, memmodel.h, and emit-rtl.h.
30539 (one_time_initialization): New function.
30540 (struct compact_insn_name): New struct.
30541 (compact_insn_names): New array.
30542 (find_code): Handle insn codes in compact dumps.
30543 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
30544 (bind_subst_iter_and_attr): Likewise.
30545 (add_condition_to_string): Likewise.
30546 (add_condition_to_rtx): Likewise.
30547 (apply_attribute_uses): Likewise.
30548 (add_current_iterators): Likewise.
30549 (apply_iterators): Likewise.
30550 (initialize_iterators): Guard usage of apply_subst_iterator with
30551 #ifdef GENERATOR_FILE.
30552 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
30553 (md_reader::read_mapping): Likewise.
30554 (add_define_attr_for_define_subst): Likewise.
30555 (add_define_subst_attr): Likewise.
30556 (read_subst_mapping): Likewise.
30557 (check_code_iterator): Likewise.
30558 (rtx_reader::read_rtx): Likewise. Move one-time initialization
30560 (one_time_initialization): New function.
30561 (rtx_reader::read_until): New method.
30562 (read_flags): New function.
30563 (parse_reg_note_name): New function.
30564 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
30565 Handle reuse_rtx ids.
30566 Wrap iterator lookup within #ifdef GENERATOR_FILE.
30567 Add parsing support for RTL dumps, mirroring the special-cases in
30568 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
30569 values, and calling handle_any_trailing_information.
30570 (rtx_reader::read_rtx_operand): Convert return type from void
30571 to rtx, returning return_rtx. Handle case 'e'. Call
30572 finalize_string on XSTR and XTMPL fields.
30573 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
30574 "(nil)" values were omitted. Call the postprocess vfunc on the
30576 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
30577 class ctor. Initialize m_in_call_function_usage. Call
30578 one_time_initialization.
30579 * rtl-tests.c (selftest::test_uncond_jump): Call
30580 set_new_first_and_last_insn.
30581 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
30582 * selftest-rtl.c: New file.
30583 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
30584 (selftest::get_insn_by_uid): New decl.
30585 * selftest-run-tests.c (selftest::run_tests): Call
30586 read_rtl_function_c_tests.
30587 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
30588 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
30591 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
30593 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
30594 operands in a special way. Assert that pos+len <= mode precision.
30596 2017-01-05 Jakub Jelinek <jakub@redhat.com>
30598 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
30599 3 argument Alias with unlimited for the negative form.
30600 (fno-vect-cost-model): Removed.
30602 2017-01-05 Martin Liska <mliska@suse.cz>
30604 * hsa-gen.c (gen_hsa_divmod): New function.
30605 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
30607 2017-01-05 Martin Liska <mliska@suse.cz>
30610 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
30613 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30615 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
30616 small constant length operands.
30618 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30620 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
30621 between loop iterations.
30623 2017-01-05 Martin Liska <mliska@suse.cz>
30626 * gimplify.c (gimplify_decl_expr): Compare to
30627 asan_poisoned_variables instread of checking flags.
30628 (gimplify_target_expr): Likewise.
30629 (gimplify_expr): Likewise.
30630 (gimplify_function_tree): Conditionally initialize
30631 asan_poisoned_variables.
30633 2017-01-04 Jeff Law <law@redhat.com>
30635 PR tree-optimizatin/78812
30636 * rtl.h (contains_mem_rtx_p): Prototype.
30637 * ifcvt.c (containts_mem_rtx_p): Move from here to...
30638 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
30639 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
30640 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
30641 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
30643 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30645 * input.c (assert_char_at_range): Default-initialize actual_range.
30647 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30649 * df-scan.c (df_ref_create_structure): Make regno unsigned,
30650 to match the caller.
30652 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30654 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
30655 insns after final jump in test to emit dummy move.
30657 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30659 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
30660 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
30662 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30664 * multiple_target.c (create_dispatcher_calls): Init e_next.
30665 * tree-ssa-loop-split.c (split_loop): Init border.
30666 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
30669 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30674 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
30675 (altivec_register_operand): Do not return true if the operand
30676 contains a SUBREG mixing SImode and SFmode.
30677 (vsx_register_operand): Likewise.
30678 (vsx_reg_sfsubreg_ok): New predicate.
30679 (vfloat_operand): Do not return true if the operand contains a
30680 SUBREG mixing SImode and SFmode.
30681 (vint_operand): Likewise.
30682 (vlogical_operand): Likewise.
30683 (gpc_reg_operand): Likewise.
30684 (int_reg_operand): Likewise.
30685 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
30686 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
30687 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
30689 (rs6000_emit_move_si_sf_subreg): New helper function.
30690 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
30691 fixup SUBREGs involving SImode and SFmode.
30692 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
30693 numbers for the new peephole2 optimization.
30694 (peephole2 for SFmode unions): New peephole2 to optimize cases in
30695 the GLIBC math library that do AND/IOR/XOR operations on single
30696 precision floating point.
30697 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
30698 target macros to say whether we need to avoid SUBREGs mixing
30700 (TARGET_ALLOW_SF_SUBREG): Likewise.
30701 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
30702 (UNSPEC_SI_FROM_SF): Likewise.
30703 (iorxor): Change spacing.
30704 (and_ior_xor): New iterator for AND, IOR, and XOR.
30705 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
30706 (movdi_from_sf_zero_ext): Likewise.
30707 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
30708 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
30709 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
30710 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
30711 (fms<mode>4): Likewise.
30712 (fnma<mode>4): Likewise.
30713 (fnms<mode>4): Likewise.
30714 (nfma<mode>4): Likewise.
30715 (nfms<mode>4): Likewise.
30717 2017-01-04 Marek Polacek <polacek@redhat.com>
30720 * doc/invoke.texi: Document -Wpointer-compare.
30722 2017-01-04 Jakub Jelinek <jakub@redhat.com>
30724 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
30727 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
30728 descriptions for -gdwarf-5 and emit them as uleb128 instead of
30731 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
30734 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
30735 documentation of the powerpc_popcntb_ok attribute.
30736 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
30737 code to issue warning messages if a requested CPU configuration is
30738 not supported by the binary (assembler and loader) toolchain.
30739 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
30740 made to define a built-in function that has been disabled.
30741 (paired_init_builtins): Add assertion to prevent ICE if attempt is
30742 made to define a built-in function that has been disabled.
30743 (altivec_init_builtins): Add comment explaining why definition
30744 of the DST built-in functions is not preceded by an assertion
30745 check. Add assertions to prevent ICE if attempts are made to
30746 define an altivec predicate or an abs* built-in function that has
30748 (htm_init_builtins): Add comment explaining why definition of the
30749 htm built-in functions is not preceded by an assertion check.
30751 2017-01-04 Jeff Law <law@redhat.com>
30753 PR tree-optimizatin/67955
30754 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
30755 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
30756 the points-to solution does not include pt_null. Use DECL_PT_UID
30759 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
30761 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
30762 Use gen_int_mode instead of gen_lopwart for const_int operands.
30764 2017-01-04 Jakub Jelinek <jakub@redhat.com>
30766 PR tree-optimization/71563
30767 * match.pd: Simplify X << Y into X if Y is known to be 0 or
30768 out of range value - has low bits known to be zero.
30770 2017-01-04 Alan Modra <amodra@gmail.com>
30772 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
30773 * configure: Regenerate.
30774 * config.in: Regenerate.
30776 2017-01-04 Jakub Jelinek <jakub@redhat.com>
30779 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
30780 a substring of the message, but strcmp with the whole message. Ifdef
30781 ENABLE_NLS, translate the message first using dgettext.
30783 2017-01-03 Jeff Law <law@redhat.com>
30785 PR tree-optimizatin/78856
30786 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
30787 (mark_threaded_blocks): Remove code to truncate thread paths that
30788 cross multiple loop headers. Instead invalidate the cached loop
30789 iteration information and handle case of a thread path walking
30790 into an irreducible region.
30792 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30795 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
30796 assertions. Add support for doing the signbit if the IEEE 128-bit
30797 floating point value is in a GPR.
30798 * config/rs6000/rs6000.md (Fsignbit): Delete.
30799 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
30800 Update the length attribute if the value is in a GPR.
30801 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
30802 the sign or zero extension instruction, since the value is always 0/1.
30803 (signbit<mode>2_dm2): Delete using <Fsignbit>.
30806 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
30807 extracting SImode to a GPR register so that we can generate a
30808 store, limit the vector to be in a traditional Altivec register
30809 for the vextuwrx instruction.
30811 2017-01-03 Ian Lance Taylor <iant@google.com>
30813 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
30815 2017-01-03 Martin Sebor <msebor@redhat.com>
30817 PR tree-optimization/78696
30818 * gimple-ssa-sprintf.c (format_floating): Correct handling of
30819 precision. Use MPFR for %f for greater fidelity. Correct handling
30821 (pass_sprintf_length::compute_format_length): Set width and precision
30822 specified by asrerisk to void_node for vararg functions.
30823 (try_substitute_return_value): Adjust dump output.
30825 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
30827 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
30829 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
30831 * doc/invoke.texi (SPARC options): Document -mlra as the default.
30832 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
30833 -mlra/-mno-lra was passed to the compiler.
30835 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
30837 PR rtl-optimization/65618
30838 * emit-rtl.c (try_split): Move initialization of "before" and
30839 "after" to just before the call to emit_insn_after_setloc.
30841 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
30843 * doc/md.texi (Standard Names): Remove reference to Java frontend.
30845 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
30847 * dwarf2out.c (gen_enumeration_type_die): When
30848 -gno-strict-dwarf, add a DW_AT_encoding attribute.
30850 2017-01-03 Jakub Jelinek <jakub@redhat.com>
30852 PR tree-optimization/78965
30853 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
30854 Change first argument from const call_info & to call_info &. For %n
30855 set info.nowrite to false.
30857 PR middle-end/78901
30858 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
30859 possibly throwing calls.
30861 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
30862 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
30863 and fns handling, rather than in a separate case SSA_NAME.
30865 2017-01-02 Jeff Law <law@redhat.com>
30867 * config/darwin-driver.c (darwin_driver_init): Const-correctness
30868 fixes for first_period and second_period variables.
30870 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
30873 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
30874 (*insvqi_1): New insn pattern.
30875 (*insvqi_1_mem_rex64): Ditto.
30876 (*insvqi_2): Ditto.
30877 (*insvqi_3): Rename from *insvqi.
30879 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
30881 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
30883 * doc/cfg.texi (Edges): Remove reference to Java.
30884 (Maintaining the CFG): Ditto.
30886 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
30888 PR middle-end/77674
30889 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
30890 transparent aliases.
30892 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
30894 PR middle-end/77484
30895 * predict.def (PRED_CALL): Update hitrate.
30896 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
30897 * predict.c (tree_estimate_probability_bb): Split CALL predictor
30898 into direct/indirect/polymorphic variants.
30900 2017-01-01 Jakub Jelinek <jakub@redhat.com>
30902 Update copyright years.
30904 * gcc.c (process_command): Update copyright notice dates.
30905 * gcov-dump.c (print_version): Ditto.
30906 * gcov.c (print_version): Ditto.
30907 * gcov-tool.c (print_version): Ditto.
30908 * gengtype.c (create_file): Ditto.
30909 * doc/cpp.texi: Bump @copying's copyright year.
30910 * doc/cppinternals.texi: Ditto.
30911 * doc/gcc.texi: Ditto.
30912 * doc/gccint.texi: Ditto.
30913 * doc/gcov.texi: Ditto.
30914 * doc/install.texi: Ditto.
30915 * doc/invoke.texi: Ditto.
30917 Copyright (C) 2017 Free Software Foundation, Inc.
30919 Copying and distribution of this file, with or without modification,
30920 are permitted in any medium without royalty provided the copyright
30921 notice and this notice are preserved.