1 2016-10-11 Richard Biener <rguenther@suse.de>
4 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
5 sub-chains of BLOCK_VARS and gimple_bind_vars.
7 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9 * config/i386/znver1.md : Fix imov/imovx load type reservations.
11 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
13 * config/sparc/sparc.opt (msubxc): New option.
14 * doc/invoke.texi (SPARC options): Document it and tidy up.
15 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
16 * doc/tm.texi: Regenerate.
17 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
19 (CCX_NOOV): Rename into...
23 * config/sparc/predicates.m (fcc_register_operand): Simplify.
24 (fcc0_register_operand): Likewise.
25 (icc_register_operand): New.
26 (icc_or_fcc_register_operand): Simplify.
27 (nz_comparison_operator): New.
28 (c_comparison_operator): Likewise.
29 (noov_compare_operator): Rename into...
30 (icc_comparison_operator): ...this. Use above predicates.
31 (noov_compare64_operator): Rename into...
32 (v9_comparison_operator): ...this and tidy up.
33 (fcc_comparison_operator): New.
34 (icc_or_fcc_comparison_operator): Likewise.
35 (v9_register_compare_operator): Rename info...
36 (v9_register_comparison_operator): ...this.
37 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
38 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
40 (sparc_fixed_condition_code_regs): New function.
41 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
42 renaming and add support for CCC/CCXC.
43 (output_cbranch): Likewise.
44 (sparc_print_operand): Likewise.
45 (gen_v9_scc): Remove obsolete assertion.
46 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
47 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
48 (output_cbcond): Remove bogus handling of CC modes.
49 (sparc_register_move_cost): Return 100 for NO_REGS.
50 * config/sparc/sparc.md (W): New mode iterator.
51 (length): Adjust for noov_compare64_operator renaming.
52 (cmpsi_sne): New instruction.
53 (cmpdi_sne): Likewise.
54 (seqdi_special): Delete.
55 (seqdi_special): Likewise.
56 (snesi<P:mode>_special): Likewise.
57 (snedi_special): Likewise.
58 (snedi_special_vis3): Likewise.
59 (snesi patterns): Use W iterator.
60 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
61 (sltu patterns): Likewise.
62 (sgeu patterns): Likewise.
63 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
64 (normal_branch): Use icc_comparison_operator predicate.
65 (inverted_branch): Likewise.
66 (cbcond_sp32): Use comparison_operator predicate.
67 (cbcond_sp64): Likewise.
68 (normal_int_branch_sp64): Adjust for renaming
69 (inverted_int_branch_sp64): Likewise.
70 (mov<I:mode>_cc_reg_sp64): Likewise.
71 (movsf_cc_reg_sp6): Likewise.
72 (movdf_cc_reg_sp64): Likewise.
73 (movtf_cc_reg_hq_sp64): Likewise.
74 (movtf_cc_reg_sp64): Likewise.
75 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
76 (movsf_cc_v9): Likewise.
77 (movdf_cc_v9): Likewise.
78 (movtf_cc_hq_v9): Likewise.
79 (movtf_cc_v9): Likewise.
80 (adddi3): Call gen_adddi3_sp32.
81 (adddi3_insn_sp32): Rename to...
82 (adddi3_sp32): ...this. Accept only register_operand as operand #1
83 and use CCCmode for the carry.
84 (addx_extend_sp32): Use CCCmode for the carry.
85 (addx_extend_sp64): Delete.
86 (adddi3_extend_sp32): Use CCCmode for the carry.
87 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
88 (subdi3): Call gen_subdi3_sp32.
89 (subdi3_insn_sp32): Rename to...
90 (subdi3_sp32): ...this and use CCmode for the carry.
91 (subx_extend_sp32): Use CCCmode for the carry.
92 (subx_extend_sp64): Delete.
93 (subdi3_extend_sp32): Use CCmode for the carry.
94 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
95 (negdi3): Call gen_negdi3_sp32.
96 (negdi3_sp32): Use CCCmode for the carry.
97 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
98 (cmp_nz_ashift_1): Use CCNZ mode.
99 (cmp_nz_set_ashift_1): Likewise.
100 (ctrapsi4): Use comparison_operator predicate.
101 (ctrapdi4): Likewise.
102 (trapsi_insn): Use icc_comparison_operator predicate.
103 (trapdi_insn): Likewise.
104 (edge8 patterns): Use CCNZmode.
105 (edge16 patterns): Likewise.
106 (edge32 patterns): Likewise.
108 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
110 * config/visium/visium-modes.def (CC_NOOV): Rename into...
112 (CC_BTST): Rename into...
114 * config/visium/predicates.md (real_add_operand): New.
115 (visium_btst_operator): Rename into...
116 (visium_equality_comparison_operator): ...this.
117 (visium_noov_operator): Rename into...
118 (visium_nz_comparison_operator): ...this.
119 (visium_c_comparison_operator): New.
120 (visium_branch_operator): Adjust and deal with all CC modes.
121 * config/visium/visium.c (visium_adjust_cost): Adjust.
122 (visium_split_double_add): Use the *_set_carry patterns.
123 (visium_select_cc_mode): Add support for CCC mode and adjust.
124 (output_cbranch): Adjust and use the carry-based operators for
125 floating-point comparisons.
126 * config/visium/visium.md (flags_subst_arith): Adjust.
127 (addsi3_insn_set_carry): New instruction.
128 (subsi3_insn_set_carry): Likewise.
129 (negsi2_insn_set_carry): Likewise.
131 (cmp<mode>_sne): Likewise.
132 (cbranch<mode>4): Use ordered_comparison_operator.
133 (cbranch<mode>4_insn): Likewise.
134 (cbranchsi4_btst_insn): Adjust.
136 2016-10-11 Tom de Vries <tom@codesourcery.com>
139 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
142 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
144 * tree.h (build_complex_type): Add second parameter with default.
145 * tree.c (build_complex_type): Add NAMED second parameter and adjust
146 recursive call. Create a TYPE_DECL only if NAMED is true.
147 (build_common_tree_nodes): Pass true in calls to build_complex_type.
149 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
151 New avr-passes.def to register AVR specific passes.
153 * config/avr/avr-passes.def: New file.
154 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
155 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
156 (make_avr_pass_recompute_note): New proto.
157 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
158 (avr_pass_recompute_notes): Use anonymous namespace.
159 (avr_register_passes): Remove function...
160 (avr_option_override): ...and its call.
162 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
164 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
165 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
166 PTF_AVOID_BRANCHLIKELY_SPEED for others.
167 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
169 * config/mips/mips.c (mips_option_override): Enable the branch
170 likely depending on the tune flags and optimization level.
171 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
172 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
173 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
174 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
176 2016-10-11 Richard Biener <rguenther@suse.de>
178 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
179 (output_function): Properly stream the whole block tree.
180 * lto-streamer-in.c (input_function): Likewise.
182 2016-10-11 Marek Polacek <polacek@redhat.com>
184 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
186 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
188 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
189 (evrp_dom_walker::before_dom_children): Infer and push new value
190 ranges for x in y < x.
192 2016-10-10 Joseph Myers <joseph@codesourcery.com>
195 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
196 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
197 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
198 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
199 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
200 (IA64_NO_LIBGCC_TFMODE): Likewise.
202 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
204 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
207 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
209 * config.gcc: Add aarch64-*-freebsd* support.
210 * config.host: Likewise.
211 * config/aarch64/aarch64-freebsd.h: New file.
212 * config/aarch64/t-aarch64-freebsd: Ditto.
214 2016-10-10 Jeff Law <law@redhat.com>
216 PR tree-optimization/71947
217 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
218 B with A within a single statement.
220 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
222 PR tree-optimization/77824
223 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
224 zero cost for copies.
225 (find_candidates_dom_walker::before_dom_children): Replace
226 MODIFY_EXPR with SSA_NAME.
227 (replace_mult_candidate): Likewise.
228 (replace_profitable_candidates): Likewise.
230 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
232 * config/s390/s390.h: Wrap more macros args in brackets and fix
234 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
236 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
238 2016-10-10 Andreas Schwab <schwab@suse.de>
241 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
242 pseudo is not DImode.
244 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
246 * common/config/arc/arc-common.c (arc_option_optimization_table):
247 Remove compact casesi option.
248 * config/arc/arc.c (arc_override_options): Use compact casesi
249 option only for pre-ARCv2 cores.
250 * doc/invoke.texi (mcompact-casesi): Update text.
252 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
254 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
255 Add macro to say we can efficiently handle overlapping unaligned
257 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
258 poor code for processors older than p8.
260 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
262 * gen-pass-instances.awk: Remove GNUism.
264 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
266 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
267 NULL of (*ipcp_transformations)][node->uid].
269 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
271 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
272 (MALLOC_ABI_ALIGNMENT): Define.
274 2016-10-09 Jakub Jelinek <jakub@redhat.com>
276 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
277 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
278 VAR_OR_FUNCTION_DECL_P macros.
279 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
280 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
281 chkp_find_bounds_1): Likewise.
282 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
283 * hsa-gen.c (get_symbol_for_decl): Likewise.
284 * cgraphunit.c (check_global_declaration, analyze_functions,
285 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
287 * gimple-fold.c (can_refer_decl_in_current_unit_p,
288 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
290 * tree.c (set_decl_section_name, copy_node_stat,
291 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
292 merge_dllimport_decl_attributes, handle_dll_attribute,
293 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
294 verify_type): Likewise.
295 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
296 find_explicit_erroneous_behavior): Likewise.
297 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
298 * ipa.c (process_references): Likewise.
299 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
300 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
301 notice_global_symbol, assemble_variable, mark_decl_referenced,
302 build_constant_desc, output_constant_def_contents, do_assemble_alias,
303 make_decl_one_only, default_section_type_flags,
304 categorize_decl_for_section, default_encode_section_info): Likewise.
305 * trans-mem.c (requires_barrier): Likewise.
306 * gimple-expr.c (mark_addressable): Likewise.
307 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
308 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
309 expand_debug_expr): Likewise.
310 * tree-dump.c (dequeue_and_dump): Likewise.
311 * ubsan.c (instrument_bool_enum_load): Likewise.
312 * tree-pretty-print.c (print_declaration): Likewise.
313 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
314 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
315 * asan.c (asan_protect_global, instrument_derefs): Likewise.
316 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
317 pass_build_ssa::execute): Likewise.
318 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
319 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
321 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
323 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
324 can_be_nonlocal, remap_decls, copy_debug_stmt,
325 initialize_inlined_parameters, add_local_variables,
326 reset_debug_binding, replace_locals_op): Likewise.
327 * dse.c (can_escape): Likewise.
328 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
330 * tree-diagnostic.c (default_tree_printer): Likewise.
331 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
332 unpack_ts_decl_with_vis_value_fields,
333 lto_input_ts_decl_common_tree_pointers): Likewise.
334 * builtins.c (builtin_save_expr, fold_builtin_expect,
335 readonly_data_expr): Likewise.
336 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
337 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
339 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
340 * gimplify.c (force_constant_size, gimplify_bind_expr,
341 gimplify_decl_expr, gimplify_var_or_parm_decl,
342 gimplify_compound_lval, gimplify_init_constructor,
343 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
344 gimplify_type_sizes): Likewise.
345 * cgraphbuild.c (record_reference, record_type_list, mark_address,
346 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
347 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
348 remove_unused_locals): Likewise.
349 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
350 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
351 * function.c (instantiate_expr, instantiate_decls_1,
352 setjmp_vars_warning, add_local_decl): Likewise.
353 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
355 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
356 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
357 optimize_va_list_gpr_fpr_size): Likewise.
358 * tree-nrv.c (pass_nrv::execute): Likewise.
359 * tsan.c (instrument_expr): Likewise.
360 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
361 * vtable-verify.c (verify_bb_vtables): Likewise.
362 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
363 get_ref_base_and_extent): Likewise.
364 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
366 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
367 analyze_all_variable_accesses): Likewise.
368 * tree-nested.c (get_nonlocal_debug_decl,
369 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
370 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
371 get_local_debug_decl, convert_local_omp_clauses,
372 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
374 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
375 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
376 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
377 dbxout_symbol, dbxout_common_check): Likewise.
378 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
379 string_constant): Likewise.
380 * hsa.c (hsa_get_declaration_name): Likewise.
381 * passes.c (rest_of_decl_compilation): Likewise.
382 * tree-ssanames.c (make_ssa_name_fn): Likewise.
383 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
384 pack_ts_decl_with_vis_value_fields,
385 write_ts_decl_common_tree_pointers): Likewise.
386 * stor-layout.c (place_field): Likewise.
387 * symtab.c (symtab_node::maybe_create_reference,
388 symtab_node::verify_base, symtab_node::make_decl_local,
389 symtab_node::copy_visibility_from,
390 symtab_node::can_increase_alignment_p): Likewise.
391 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
392 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
393 fortran_common, add_location_or_const_value_attribute,
394 add_scalar_info, add_linkage_name, set_block_abstract_flags,
395 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
396 optimize_one_addr_into_implicit_ptr,
397 optimize_location_into_implicit_ptr): Likewise.
398 * gimple-low.c (record_vars_into): Likewise.
399 * ipa-visibility.c (update_vtable_references): Likewise.
400 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
402 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
403 DFS::DFS_write_tree_body, write_symbol): Likewise.
404 * langhooks.c (lhd_warn_unused_global_decl,
405 lhd_set_decl_assembler_name): Likewise.
406 * attribs.c (decl_attributes): Likewise.
407 * except.c (output_ttype): Likewise.
408 * varpool.c (varpool_node::get_create, ctor_for_folding,
409 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
410 * fold-const.c (fold_unary_loc): Likewise.
411 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
412 ipa_find_agg_cst_from_init): Likewise.
413 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
414 expand_omp_target, lower_omp_regimplify_p,
415 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
416 find_link_var_op): Likewise.
417 * tree-chrec.c (chrec_contains_symbols): Likewise.
418 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
419 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
420 execute_fixup_cfg): Likewise.
422 PR tree-optimization/77901
423 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
424 if ranges[i].exp is SSA_NAME when looking for >= and only when
425 ranges[i].exp is NULL or SSA_NAME when looking for the other
428 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
430 * ipa-cp.c (ipcp_alignment_lattice): Remove.
431 (ipcp_param_lattices): Remove field alignment.
432 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
433 (set_all_contains_variable): Remove call to
434 ipcp_alignment_lattice::set_to_bottom.
435 (initialize_node_lattices): Likewise.
436 (propagate_alignment_accross_jump_function): Remove.
437 (propagate_constants_accross_call): Remove call to
438 propagate_alignment_accross_jump_function.
439 (ipcp_store_alignment_results): Remove.
440 (ipcp_driver): Remove call to ipcp_store_alignment_results.
441 (propagate_bits_accross_jump_function): Handle ancestor jump function.
442 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
443 pretty-printing of alignment jump function.
444 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
445 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
446 alignments and remove computing ipa_alignment jump function.
447 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
448 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
449 (ipa_read_jump_function): Remove reading of ipa_alignment.
450 (write_ipcp_transformation_info): Remove streaming for alignment
452 (read_ipcp_transformation_info): Remove reading of alignment
454 (ipcp_update_alignments): Remove.
455 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
457 (ipcp_transform_function): Remove call to ipcp_update_alignments()
458 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
459 * ipa-prop.h (ipa_alignment): Remove.
460 (ipa_jump_func): Remove field alignment.
461 (ipcp_transformation_summary): Remove field alignments.
462 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
463 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
464 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
466 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
468 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
470 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
472 (visium_expand_fp_cstore): Likewise.
474 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
476 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
477 * diagnostic.c (warning_at_rich_loc_n): New function.
478 (diagnostic_n_impl_richloc): Likewise.
479 (diagnostic_n_impl): Move most of the function to
480 diagnostic_n_impl_richloc and call it.
482 2016-10-08 Jakub Jelinek <jakub@redhat.com>
484 * gen-pass-instances.awk: Rewritten.
485 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
486 $(PASSES_EXTRA) after passes.def to the script.
487 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
488 * config/i386/i386-passes.def: New file.
489 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
490 make_pass_stv): Declare.
491 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
493 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
495 (pass_stv::clone, pass_stv::set_pass_param): New methods.
496 (pass_stv::timode_p): New non-static data member.
497 (ix86_option_override): Don't register passes here.
499 * doc/invoke.texi: Document accepting Else, fallthrough.
501 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
504 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
505 FALLTHRU comment styles.
507 2016-10-07 Andrew Pinski <apinski@cavium.com>
509 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
510 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
511 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR): Likewise.
512 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION): Likewise.
513 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION): Likewise.
514 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
515 (AARCH64_ARCH): Likewise.
516 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION): Likewise.
517 (AARCH64_CORE): Likewise.
518 (AARCH64_ARCH): Likewise.
519 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
520 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
521 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
522 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
523 (AARCH64_ARCH): Likewise.
524 (AARCH64_CORE): Likewise.
525 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
526 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
527 (AARCH64_CORE): Likewise.
528 (AARCH64_ARCH): Likewise.
530 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
532 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
533 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
534 floating point type infrastructre, and -mfloat128 that enables the
535 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
536 if -mfloat128-type. Define __ibm128 to be long double by default.
537 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
538 the IEEE 128-bit floating point type infrastructure should
539 automatically be enabled.
540 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
541 instead of -mfloat128 to enable KFmode.
542 (rs6000_option_override_internal): Split the option -mfloat128
543 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
544 systems, automatically set -mfloat128-type, but don't enable it on
545 other operating systems. Move setting the long double size and
546 IEEE quad support before the IEEE 128-bit floating point changes.
547 (rs6000_init_builtins): Do not create a unique type for __ibm128
548 if long double is IBM extended double, instead rely on __ibm128
549 being defined as 'long double'. If -mfloat128-type and not
550 -mfloat128, create the KFmode type with an undocumented __ieee128
552 (rs6000_init_libfuncs): Use -mfloat128-type instead of
553 -mfloat128 for tests about the types, but keep tests for
554 -mfloat128 to enable the keyword support.
555 (rs6000_complex_function_value): Likewise.
556 (rs6000_scalar_mode_supported_p): Likewise.
557 (rs6000_floatn_mode): Likewise.
558 (rs6000_c_mode_for_suffix): Likewise.
559 (rs6000_opt_masks): Add -mfloat128-type.
560 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
561 -mfloat128-type being split from -mfloat128. Add
562 -mfloat128-hardware, which was missing.
563 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
564 -mfloat128 and -mfloat128-type:
565 (-mfloat128-type): Likewise.
566 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
567 that 64-bit Linux systems with enable -mfloat128-type by default
569 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
570 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
571 -mfloat128-type instead of -mfloat128.
572 (FLOAT128_2REG_P): Likewise.
573 (MASK_FLOAT128_TYPE): Likewise.
574 (ALTIVEC_ARG_MAX_RETURN): Likewise.
575 (RS6000_BTM_FLOAT128): Likewise.
576 (TARGET_FLOAT128): Poison old identifiers.
577 (OPTION_MASK_FLOAT128): Likewise.
578 (MASK_FLOAT128): Likewise.
579 * config/rs6000/rs6000.md (FP): Likewise.
580 (FLOAT128): Likewise.
581 (fix_trunc<mode>di2): Likewise.
582 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
583 (floatdi<mode>2): Likewise.
584 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
585 (neg<mode>2, FLOAT128 iterator): Likewise.
586 (abs<mode>2, FLOAT128 iterator): Likewise.
587 (ieee_128bit_negative_zero): Likewise.
588 (ieee_128bit_vsx_neg<mode>2): Likewise.
589 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
590 (ieee_128bit_vsx_abs<mode>2): Likewise.
591 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
592 (ieee_128bit_vsx_nabs<mode>2): Likewise.
593 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
594 (extendiftf2): Likewise.
595 (extendifkf2): Likewise.
596 (extendtfkf2): Likewise.
597 (trunciftf2): Likewise.
598 (truncifkf2): Likewise.
599 (trunckftf2): Likewise.
600 (trunctfif2): Likewise.
601 (extendkftf2): Likewise.
602 (trunctfkf2): Likewise.
604 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
606 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
607 before merging in bytes to pass down to real_from_target.
609 2016-10-07 Richard Biener <rguenther@suse.de>
611 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
613 (substitute_and_fold_dom_walker::before_dom_children):
614 Substitute and fold before pass specific folding to avoid
615 feeding that with SSA names that will be later released.
616 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
617 introduced by folding and visited by evaluate_stmt called during
619 (likely_value): Likewise.
620 (evaluate_stmt): Likewise.
621 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
622 (simplify_div_or_mod_using_ranges): Likewise.
623 (simplify_min_or_max_using_ranges): Likewise.
624 (simplify_abs_using_ranges): Likewise.
625 (simplify_conversion_using_ranges): Likewise.
626 (simplify_float_conversion_using_ranges): Likewise.
627 (simplify_stmt_using_ranges): Likewise.
629 2016-10-07 Marek Polacek <polacek@redhat.com>
631 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
632 FALLTHROUGH_LABEL_P here...
633 (warn_implicit_fallthrough_r): ...not here.
635 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
637 PR tree-optimization/77880
638 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
641 2016-10-07 Marek Polacek <polacek@redhat.com>
644 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
646 2016-10-07 Richard Biener <rguenther@suse.de>
648 * bitmap.h: Document constraints on bitmap modification while
651 2016-10-07 Richard Biener <rguenther@suse.de>
653 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
654 * bitmap.h (bmp_iter_set): When advancing to the next element
655 check that we didn't remove the current one.
656 (bmp_iter_and): Likewise.
657 (bmp_iter_and_compl): Likewise.
658 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
659 we currently iterate on but keep a one-level queue.
660 * sched-deps.c (remove_from_deps): Do not clear current bit
661 but keep a one-level queue.
663 2016-10-07 Jakub Jelinek <jakub@redhat.com>
665 PR tree-optimization/77664
666 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
667 for the other ranges.
668 (optimize_range_tests_diff): Fix up formatting.
669 (optimize_range_tests_var_bound): New function.
670 (optimize_range_tests): Use it.
672 2016-10-07 Martin Liska <mliska@suse.cz>
674 * coverage.c (build_gcov_exit_decl): Fix priority what
677 2016-10-07 Richard Biener <rguenther@suse.de>
679 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
680 vars in gimple_bind_vars but not in BLOCK_VARS.
682 2016-10-07 Richard Biener <rguenther@suse.de>
684 PR tree-optimization/77879
685 * tree-ssa-structalias.c (handle_const_call): Properly handle
687 (handle_pure_call): Likewise.
689 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
691 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
692 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
695 2016-10-06 Andrew Pinski <apinski@cavium.com>
697 * config/aarch64/aarch64-cores.def: Add a comment before each
700 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
702 PR tree-optimization/77862
703 * tree-vrp.c (add_equivalence): Use get_value_range so that
704 num_vr_values is checked before accessing vr_values.
706 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
708 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
711 2016-10-05 Jeff Law <law@redhat.com>
713 PR tree-optimization/71661
714 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
715 removal of a forwarder exposes a new natural loop.
717 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
720 Introduce ssesuffix variable.
721 (<mask_codefor><code><mode>3<mask_name>): Ditto.
722 (*<code><mode>3): Ditto.
724 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
726 * postreload.c (reload_cse_simplify): Skip also USE when detecting
729 2016-10-06 Richard Biener <rguenther@suse.de>
731 PR tree-optimization/77855
732 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
733 instead of removing the current item while iterating over the set
736 2016-10-06 James Clarke <jrtc27@jrtc27.com>
737 Eric Botcazou <ebotcazou@adacore.com>
740 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
741 (classify_registers): Don't set it
742 (function_arg_slotno): Don't initialize and test it. Tidy up.
744 2016-10-06 Richard Biener <rguenther@suse.de>
746 PR tree-optimization/77839
747 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
750 2016-10-06 Martin Liska <mliska@suse.cz>
752 * gcc.c: Set -fprofile-update=atomic when profiling is
753 enabled and -pthread is set. Warn when one combines
754 -pthread and -fprofile-update=single for an app using
757 2016-10-06 Martin Liska <mliska@suse.cz>
760 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
761 * gimple-ssa-strength-reduction.c (slsr_process_cast):
762 Initialize a pointer to NULL.
763 (slsr_process_copy): Likewise.
764 * input.c (location_get_source_line): Likewise.
765 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
767 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
769 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
770 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
771 (ix86_handle_option): Deleted handle of OPT_mpcommit.
772 * config.gcc: Deleted pcommitintrin.h
773 * config/i386/pcommitintrin.h: Deleted file.
774 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
775 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
777 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
779 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
780 (PTA_PCOMMIT): Deleted define.
781 (ix86_option_override_internal): Deleted handle of option.
782 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
783 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
784 __builtin_ia32_pcommit): Deleted.
785 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
786 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
787 (pcommit): Deleted instruction.
788 * config/i386/i386.opt: Mention -mpcommit deprecation.
789 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
791 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
794 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
796 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
797 Use <round_constraint> as operand 1 constraint.
799 2016-10-05 Jakub Jelinek <jakub@redhat.com>
802 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
803 (ubsan_instrument_float_cast): And not here.
806 * ubsan.c (ubsan_ids): New GTY(()) array.
807 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
808 instead of static local counters.
810 2016-10-05 Martin Sebor <msebor@redhat.com>
813 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
814 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
815 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
816 (default_printf_pointer_format): Define function.
817 * targhooks.c (linux_printf_pointer_format): Define new function.
818 * targhooks.h (linux_printf_pointer_format): Declare.
819 (gnu_libc_printf_pointer_format): Remove declaration.
821 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
823 * fold-const.c (native_encode_real): Fix logic for selecting offset
824 to write to when BYTES_BIG_ENDIAN.
826 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
828 * builtins.c (fold_builtin_strchr): Remove function.
829 (fold_builtin_strrchr): Likewise.
830 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
831 * gimple-fold.c (target_char_cst_p): New function.
832 (gimple_fold_builtin_strchr) Add more foldings.
833 (gimple_fold_builtin): Add index, strrchr, rindex cases.
835 2016-10-05 Richard Biener <rguenther@suse.de>
838 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
839 capture ids in c-exprs.
841 2016-10-05 Richard Biener <rguenther@suse.de>
844 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
845 with types_match for GIMPLE code gen to handle type mismatched
847 (dt_operand::gen): Adjust.
848 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
851 2016-10-05 Richard Biener <rguenther@suse.de>
853 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
855 2016-10-05 Richard Biener <rguenther@suse.de>
858 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
860 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
862 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
863 version check to protect only DW_TAG_imported_module generation.
865 2016-10-05 Richard Biener <rguenther@suse.de>
868 * match.pd (min(a,-a) -> -abs(a)): New pattern.
870 2016-10-04 Ian Lance Taylor <iant@golang.org>
872 * explow.c (allocate_dynamic_stack_space): Call
873 do_pending_stack_adjust before handling flag_split_stack.
875 2016-10-04 David Malcolm <dmalcolm@redhat.com>
877 * genattrtab.c (make_internal_attr): Supply dummy column number to
880 * genoutput.c (init_insn_for_nothing): Likewise.
881 * gensupport.c (add_define_attr): Likewise.
882 * read-md.c (message_at_1): Print column number.
883 (fatal_with_file_and_line): Likewise.
884 (rtx_reader::read_char): Track column numbers.
885 (rtx_reader::unread_char): Likewise.
886 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
887 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
888 (rtx_reader::handle_file): Initialize m_read_md_colno.
889 (rtx_reader::get_current_location): Supply column number to
891 * read-md.h (struct file_location): Add field "colno".
892 (file_location::file_location): Likewise.
893 (rtx_reader::get_colno): New accessor.
894 (rtx_reader::m_read_md_colno): New field.
895 (rtx_reader::m_last_line_colno): New field.
897 2016-10-04 Jakub Jelinek <jakub@redhat.com>
899 * doc/extend.texi (Java Exceptions): Remove.
900 (java_interface): Remove.
902 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
904 PR tree-optimization/77808
905 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
906 and addr are different before copying points-to information.
908 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
910 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
911 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
912 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
913 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
915 2016-10-04 Richard Biener <rguenther@suse.de>
917 PR tree-optimization/77399
918 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
919 verify the target can convert.
921 2016-10-04 Richard Biener <rguenther@suse.de>
924 * explow.c (plus_constant): Verify the mode of the constant
925 pool offset before calling plus_constant.
927 2016-10-04 Richard Biener <rguenther@suse.de>
930 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
931 type support, mark with :C.
932 (X / -X -> -1): Mark with :C.
934 2016-10-04 Jakub Jelinek <jakub@redhat.com>
936 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
937 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
938 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
939 * doc/tm.texi: Regenerated.
940 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
941 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
942 * config/darwin.h (JCR_SECTION_NAME): Remove.
943 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
944 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
945 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
946 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
947 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
948 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
950 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
952 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
953 between "because" and "param" in dump message in call to fprintf.
955 2016-10-03 Jeff Law <law@redhat.com>
957 PR tree-optimization/71550
958 PR tree-optimization/71403
959 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
960 (profitable_jump_thread_path): Also return boolean indicating if
961 the realized path will create an irreducible loop.
962 Remove loop depth tests from 71403.
963 (fsm_find_control_statement_thread_paths): Remove loop depth tests
964 from 71403. If threading will create an irreducible loop, then
965 throw away loop iteration and related information.
967 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
969 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
970 -Woverloaded-virtual checks for warning options.
971 * configure: Regenerate.
973 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
975 PR preprocessor/77699
976 * input.c (maybe_grow): Don't allocate one byte extra headroom.
977 (get_next_line): Return false on error.
978 (read_next_line): Removed, use get_next_line instead.
979 (read_line_num): Don't copy the line.
980 (location_get_source_line): Don't use static data.
981 (selftest::test_reading_source_line): Add more test cases.
983 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
986 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
988 * ifcvt.c (noce_try_avoid_const_materialization): New function.
989 (noce_process_if_block): Use it.
991 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
993 * doc/invoke.texi: Update -Wint-in-bool-context.
995 2016-10-02 Jakub Jelinek <jakub@redhat.com>
997 * dwarf2out.c (output_fde, output_call_frame_info,
998 dwarf2out_do_cfi_startproc, set_indirect_string,
999 gen_internal_sym, output_die, output_line_info): Use
1000 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1001 ASM_GENERATE_INTERNAL_LABEL output.
1003 2016-10-01 Richard Biener <rguenther@suse.de>
1006 * genmatch.c (get_operand_type): Add operand position arg
1007 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1008 (expr::gen_transform): Adjust.
1009 (dt_simplify::gen_1): Likewise.
1011 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1013 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1014 comments. Simplify asserts, remove unnecessary conditions.
1016 (*<code><mode>3): Likewise.
1018 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1020 * doc/invoke.texi (-Wregister): Document.
1022 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1024 * configure.ac: Split CHECKING_P into CHECKING_P and
1025 ENABLE_EXTRA_CHECKING.
1026 * configure: Regenerated.
1027 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1028 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1030 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1033 * gcc.c (process_command): For @filename handling, output
1034 the correct name if the file does not exist.
1036 2016-09-30 Marek Polacek <polacek@redhat.com>
1038 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1039 * config/alpha/predicates.md: Likewise.
1041 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1043 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1044 (noce_process_if_block): Use it.
1046 2016-09-30 Martin Liska <mliska@suse.cz>
1048 * doc/invoke.texi: Document asan-use-after-return that
1049 it's disabled by default in runtime.
1051 2016-09-30 Richard Biener <rguenther@suse.de>
1053 * tree-vrp.c (intersect_ranges): If we failed to handle
1054 the intersection choose a constant singleton range if available.
1056 2016-09-30 Richard Biener <rguenther@suse.de>
1058 PR tree-optimization/77399
1059 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1060 float <-> int conversions.
1062 2016-09-30 Alan Modra <amodra@gmail.com>
1064 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1066 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1068 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1069 ext_level before calling CPUID with 0x80000008.
1070 Simplify xgetbv checks.
1072 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1074 * Makefile.in (OBJS): Add print-rtl-function.o.
1075 * print-rtl-function.c: New file.
1076 * print-rtl.h (print_rtx_function): New decl.
1078 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1081 * config/i386/cpuid.h (__get_cpuid_count): New.
1082 (__get_cpuid): Rename __level to __leaf.
1084 2016-09-29 Marek Polacek <polacek@redhat.com>
1086 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1088 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1090 * builtins.c (expand_builtin_memcmp): don't swap args unless
1091 result is only being compared with zero.
1093 2016-09-29 Marek Polacek <polacek@redhat.com>
1095 * dwarf2out.c (loc_descriptor): Add fall through comment.
1096 (add_const_value_attribute): Likewise.
1098 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1100 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1101 with "v6t2". Move "arch" attribute above "pool_range".
1102 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1104 (*thumb2_movhi_vfp): Likewise.
1105 (*arm_movhi_fp16): Likewise.
1106 (*thumb2_movhi_fp16): Likewise.
1107 (*arm_movsi_vfp): Remove "arch" attribute.
1108 (*thumb2_movsi_vfp): Likewise.
1110 2016-09-29 Martin Liska <mliska@suse.cz>
1112 * doc/extend.texi: Remove limitation of Objective C for
1113 __attribute__((constructor)) and __attribute__((destructor)).
1115 2016-09-29 Richard Biener <rguenther@suse.de>
1117 PR tree-optimization/77768
1118 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1119 Handle stores to readonly memory when removing redundant stores.
1121 2016-09-29 Richard Biener <rguenther@suse.de>
1124 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1125 X / -X -> -1 simplifications.
1127 2016-09-29 Richard Biener <rguenther@suse.de>
1130 * match.pd: Add max(a,-a) -> abs(a) pattern.
1131 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1132 HONOR_SIGNED_ZEROS types.
1134 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1136 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1137 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1139 2016-09-29 Richard Biener <rguenther@suse.de>
1141 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1142 writing to vr_const_varying.
1143 (vrp_initialize): Call it.
1144 (vrp_visit_stmt): Likewise.
1145 (evrp_dom_walker::before_dom_children): Likewise.
1147 2016-09-29 Richard Biener <rguenther@suse.de>
1149 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1150 constructors with vector elements.
1152 2016-09-29 Richard Biener <rguenther@suse.de>
1154 PR tree-optimization/77768
1155 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1156 with stores to a place we know has a constant value.
1158 2016-09-29 Alan Modra <amodra@gmail.com>
1160 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1161 * doc/invoke.texi: Document it.
1162 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1163 (rs6000_passes_float): Comment.
1164 (rs6000_passes_long_double): New static var.
1165 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1166 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1167 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1168 to include fp values returned in vectors.
1169 Set rs6000_passes_long_double.
1170 (rs6000_function_arg_advance_1): Likewise for function args.
1171 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1172 and SPE. Emit long double tag value too.
1173 (rs6000_opt_vars): Add gnu-attr.
1174 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1175 * configure: Regenerate.
1176 * config.in: Regenerate.
1178 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1180 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1182 (format_floating, format_string, format_directive,
1183 get_destination_size, pass_sprintf_length::handle_gimple_call):
1186 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1188 * gimple-ssa-sprintf.c: Fix comment formatting.
1189 (format_integer): Use is_gimple_assign.
1190 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1191 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1192 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1193 (pass_sprintf_length::execute): Use is_gimple_call.
1195 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1197 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1198 strchr, also try the generic folding.
1200 2016-09-28 Martin Sebor <msebor@redhat.com>
1203 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1206 2016-09-28 Martin Sebor <msebor@redhat.com>
1209 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1210 length modifier is not expected.
1211 (format_floating): Ignore l length modifier and fail gracefuly
1212 when it isn't one of the other expected ones.
1214 2016-09-28 Martin Sebor <msebor@redhat.com>
1217 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1219 2016-09-27 Richard Biener <rguenther@suse.de>
1221 * dwarf2out.c (cu_die_list): New global.
1222 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1223 main_comp_unit_die to cu_die_list if we created it.
1224 Move break_out_includes ...
1225 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1228 2016-09-28 Richard Biener <rguenther@suse.de>
1230 * dwarf2out.c (struct die_struct): Add removed flag.
1231 (lookup_type_die): If the DIE is marked as removed, clear
1232 TYPE_SYMTAB_DIE and return NULL.
1233 (lookup_decl_die): If the DIE is marked as removed, remove it
1234 from the hash and return NULL.
1235 (mark_removed): New helper.
1236 (prune_unused_types_prune): Call it for removed DIEs.
1237 (gen_subprogram_die): Move the premark_used_types call to after
1238 DIEs for the functions scopes are generated.
1239 (process_scope_var): Do not re-create pruned types or type decls.
1240 Make sure to also re-parent type decls.
1241 (dwarf2out_finish): Move unused type pruning and debug_types
1243 (dwarf2out_early_finish): ... here.
1245 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1247 * config/arc/arc-c.c: New file.
1248 * config/arc/arc-c.def: Likewise.
1249 * config/arc/t-arc: Likewise.
1250 * config.gcc: Include arc-c.o as c and cpp object.
1251 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1252 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1253 arc_cpu_cpp_builtins.
1255 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1257 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1258 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1260 2016-09-28 Nathan Sidwell <nathan@acm.org>
1262 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1265 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1267 PR tree-optimization/61056
1268 * gimple-fold.c (gimple_fold_builtin_strchr):
1269 New function to optimize strchr (s, 0) to strlen.
1270 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1272 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1274 PR tree-optimization/77724
1275 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1276 Add tree_fits_shwi_p check.
1278 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1280 * auto-inc-dec.c (try_merge): Remove break after return.
1281 * cselib.c (autoinc_split): Likewise.
1282 * explow.c (promote_mode): Likewise.
1283 * fixed-value.c (fixed_arithmetic): Likewise.
1284 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1285 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1286 * trans-mem.c (get_attrs_for): Likewise.
1287 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1288 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1289 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1290 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1291 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1292 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1293 * config/cris/cris.c (cris_op_str): Likewise.
1294 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1295 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1297 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1299 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1300 IFN_GOACC_REDUCTION_CODES): New.
1301 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1302 ifn_goacc_reduction_kind): Use them.
1303 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1304 of internal functions, when applicable.
1306 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1308 * config/mips/constraints.md (d): Fix documentation.
1309 * doc/md.texi (Machine Constraints): Update accordingly.
1311 2016-09-27 Richard Biener <rguenther@suse.de>
1313 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
1314 cur_line_info_table initialization ...
1315 (dwarf2out_assembly_start): ... here.
1317 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
1319 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
1320 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
1321 (*thumb2_movhi_vfp): Likewise.
1322 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
1323 template. Expand predicable attribute to mark VMOV.F16 as not
1324 predicable. Add "arch" attribute.
1325 (*thumb2_movhi_fp16): Likewise.
1326 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
1327 (*thumb2_movsi_vfp): Add "arch" attribute.
1329 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1331 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1334 2016-09-27 Marek Polacek <polacek@redhat.com>
1336 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
1339 * config/c6x/c6x.h: Adjust fall through comment.
1340 * config/sh/sh.c (final_prescan_insn): Likewise.
1341 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
1342 (visium_expand_fp_cstore): Likewise.
1344 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1346 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
1347 expected by -Wimplicit-fallthrough.
1348 (thumb1_size_rtx_costs): Likewise.
1349 (thumb2_reorg): Likewise.
1350 (tls_mentioned_p): Add "Fall through" comment.
1351 (thumb2_reorg): Likewise.
1352 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
1353 comment form expected by -Wimplicit-fallthrough.
1355 2016-09-27 Martin Liska <mliska@suse.cz>
1357 PR gcov-profile/46266
1358 * input.h (RESERVED_LOCATION_P): New macro.
1359 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
1360 instread of comparison with UNKNOWN_LOCATION.
1362 2016-09-27 Richard Biener <rguenther@suse.de>
1364 PR tree-optimization/77745
1365 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1366 When removing redundant stores make sure to check compatibility
1367 of the TBAA state for downstream accesses.
1368 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1369 value-numbering virtual operands for store matches.
1371 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
1374 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
1375 movrt patterns. Match them before anything else in the SET case.
1377 2016-09-27 Martin Liska <mliska@suse.cz>
1379 PR gcov-profile/7970
1380 PR gcov-profile/16855
1381 PR gcov-profile/44779
1382 * coverage.c (build_gcov_exit_decl): New function.
1383 (coverage_obj_init): Call the function and generate __gcov_exit
1385 * doc/gcov.texi: Document when __gcov_exit function is called.
1387 2016-09-27 Marek Polacek <polacek@redhat.com>
1390 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1391 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
1392 -Wno-error instead of -Wno-implicit-fallthrough.
1394 2016-09-27 Martin Liska <mliska@suse.cz>
1397 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
1399 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1401 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
1402 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
1403 comments. Remove break after return.
1404 (ix86_fp_compare_code_to_integer, has_dispatch,
1405 ix86_simd_clone_usable): Remove break after return.
1407 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1409 PR rlt-optimization/77714
1410 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
1413 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
1416 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
1417 extract_range_from_unary_expr to convert value_range.
1418 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
1419 (extract_range_from_unary_expr): This.
1420 * tree-vrp.h (extract_range_from_unary_expr): Declare.
1422 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
1424 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
1426 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1428 * config/i386/i386.c (ix86_print_operand)
1429 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
1430 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
1431 (epilogue_renumber): Likewise.
1433 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
1436 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
1437 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
1439 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1441 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
1442 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
1443 is_mm_seq_cst, is_mm_sync): Move to ...
1444 * memmodel.h: This. New file.
1445 * builtins.c: Include memmodel.h.
1446 * optabs.c: Likewise.
1448 * config/aarch64/aarch64.c: Likewise.
1449 * config/alpha/alpha.c: Likewise.
1450 * config/arm/arm.c: Likewise.
1451 * config/i386/i386.c: Likewise.
1452 * config/ia64/ia64.c: Likewise.
1453 * config/mips/mips.c: Likewise.
1454 * config/rs6000/rs6000.c: Likewise.
1455 * config/sparc/sparc.c: Likewise.
1456 * genconditions.c: Include memmodel.h in generated file.
1457 * genemit.c: Likewise.
1458 * genoutput.c: Likewise.
1459 * genpeep.c: Likewise.
1460 * genpreds.c: Likewise.
1461 * genrecog.c: Likewise.
1463 2016-09-26 David Malcolm <dmalcolm@redhat.com>
1465 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
1466 "c" instead when parsing characters. Move operand parsing into...
1467 (read_rtx_operand): ...this new function, renaming "i" to "idx",
1468 and tightening the scope of various locals.
1470 2016-09-26 Liu Hao <lh_mouse@126.com>
1472 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
1474 2016-09-26 Marek Polacek <polacek@redhat.com>
1476 * system.h: Use __has_attribute to check whether the fallthrough
1477 attribute is supported.
1479 2016-09-26 Marek Polacek <polacek@redhat.com>
1481 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
1482 gimple_call_internal_p.
1483 * ipa-split.c (find_return_bb): Likewise.
1484 (execute_split_functions): Likewise.
1485 * omp-low.c (dump_oacc_loop_part): Likewise.
1486 (oacc_loop_xform_head_tail): Likewise.
1487 * predict.c (predict_loops): Likewise.
1488 * sanopt.c (pass_sanopt::execute): Likewise.
1489 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
1490 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
1491 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
1492 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
1493 (expand_ifn_va_arg): Likewise.
1494 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1495 (optimize_mask_stores): Likewise.
1496 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
1497 (vect_transform_stmt): Likewise.
1498 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
1499 * tsan.c (instrument_memory_accesses): Likewise.
1501 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1502 Alexander Monakov <amonakov@ispras.ru>
1504 * regrename.c (rename_chains): Check
1505 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1506 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1507 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1509 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1511 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1512 (s390_sched_score): Likewise.
1514 2016-09-26 Martin Liska <mliska@suse.cz>
1516 * doc/gcov.texi: Update program output of gcov tool.
1518 2016-09-26 Martin Liska <mliska@suse.cz>
1520 PR gcov-profile/23332
1521 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1522 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1523 * value-prof.c (dump_histogram_value): Do not handle
1524 HIST_TYPE_CONST_DELTA.
1525 (stream_in_histogram_value): Likewise.
1526 (gimple_find_values_to_profile): Likewise.
1527 * value-prof.h (enum hist_type): Likewise.
1529 2016-09-26 Martin Liska <mliska@suse.cz>
1531 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1532 from default sanitize recover values.
1533 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1534 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1535 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1537 * opts.c (finish_options): Do a generic loop over options
1538 that can be recovered.
1539 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1541 (common_handle_option): Likewise.
1542 * opts.h: Declare can_recover to sanitizer_opts_s.
1544 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1546 * target.def(elf_flags_numeric): Change documentation to present tense.
1547 * doc/tm.texi: Regenerate.
1549 2016-09-26 Marek Polacek <polacek@redhat.com>
1552 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1553 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1554 -Wno-switch-fallthrough.
1555 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1556 (expand_builtin): Likewise.
1557 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1558 * convert.c (convert_to_real_1): Likewise.
1559 (convert_to_integer_1): Likewise.
1560 * final.c (output_alternate_entry_point): Likewise.
1561 * genattrtab.c (make_canonical): Likewise.
1562 (write_test_expr): Likewise.
1563 * genpreds.c (validate_exp): Likewise.
1564 * gimple-ssa-strength-reduction.c
1565 (find_candidates_dom_walker::before_dom_children): Likewise.
1566 * godump.c (go_format_type): Likewise.
1567 * reload1.c (elimination_effects): Likewise.
1568 * resource.c (mark_referenced_resources): Likewise.
1569 (mark_set_resources): Likewise.
1570 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1571 * varasm.c (output_addressed_constants): Likewise.
1573 2016-09-26 Marek Polacek <polacek@redhat.com>
1576 * common.opt (Wimplicit-fallthrough): New option.
1577 * doc/extend.texi: Document statement attributes and the fallthrough
1579 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1580 * gimple.h (gimple_call_internal_p): New function.
1581 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1582 (struct label_entry): New struct.
1583 (find_label_entry): New function.
1584 (case_label_p): New function.
1585 (collect_fallthrough_labels): New function.
1586 (last_stmt_in_scope): New function.
1587 (should_warn_for_implicit_fallthrough): New function.
1588 (warn_implicit_fallthrough_r): New function.
1589 (maybe_warn_implicit_fallthrough): New function.
1590 (expand_FALLTHROUGH_r): New function.
1591 (expand_FALLTHROUGH): New function.
1592 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1593 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1594 (gimplify_label_expr): New function.
1595 (gimplify_case_label_expr): Set location.
1596 (gimplify_expr): Call gimplify_label_expr.
1597 * internal-fn.c (expand_FALLTHROUGH): New function.
1598 * internal-fn.def (FALLTHROUGH): New internal function.
1599 * langhooks.c (lang_GNU_OBJC): New function.
1600 * langhooks.h (lang_GNU_OBJC): Declare.
1601 * system.h (gcc_fallthrough): Define.
1602 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1603 * tree.h (FALLTHROUGH_LABEL_P): Define.
1605 2016-09-26 Richard Biener <rguenther@suse.de>
1607 * dwarf2out.c (stripattributes): Remove unused function.
1608 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1609 Push dwarf_split_debug_info handling into init_sections_and_labels.
1610 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1611 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1612 (debug_macinfo_section_name): New global.
1613 (output_macinfo): Use debug_macinfo_section_name.
1614 (init_sections_and_labels): Split out section and label generation
1615 from dwarf2out_init. Set debug_macinfo_section_name.
1616 (dwarf2out_init): Move text section label generation and emission
1618 (dwarf2out_assembly_start): ... here.
1619 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1622 2016-09-26 Richard Biener <rguenther@suse.de>
1625 * cgraphunit.c (analyze_functions): Before early removing
1626 global vars calls the late_global_decl debug handler mark
1627 the variable as readonly.
1629 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1632 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1633 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1634 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1635 declare new overloads.
1636 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1639 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1641 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1642 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1644 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1646 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1647 * configure: Regenerate.
1649 2016-09-24 Marek Polacek <polacek@redhat.com>
1652 * doc/invoke.texi: Document -Wbool-operation.
1654 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1656 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1657 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1658 cmpmemsi pattern to do builtin expansion of memcmp ().
1659 (compute_current_alignment): Add helper function for
1660 expand_block_compare used to compute alignment as the compare proceeds.
1661 (select_block_compare_mode): Used by expand_block_compare to select
1662 the mode used for reading the next chunk of bytes in the compare.
1663 (do_load_for_compare): Used by expand_block_compare to emit the load
1664 insns for the compare.
1665 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1666 reference from expand_block_compare ().
1667 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1668 prototype for this function.
1669 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1670 target option for controlling how much code inline expansion of
1671 memcmp() will be allowed to generate.
1673 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1675 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1676 hook_bool_mode_false, hook_bool_mode_true,
1677 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1678 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1679 hook_bool_const_rtx_insn_const_rtx_insn_true,
1680 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1681 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1682 hook_bool_const_tree_hwi_hwi_const_tree_false,
1683 hook_bool_const_tree_hwi_hwi_const_tree_true,
1684 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1685 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1686 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1687 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1688 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1689 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1690 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1691 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1692 hook_bool_uintp_uintp_false,
1693 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1694 hook_rtx_tree_int_null, hook_uint_mode_0,
1695 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1696 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1697 hook_constcharptr_const_rtx_insn_null,
1698 hook_constcharptr_const_tree_const_tree_null,
1699 hook_constcharptr_int_const_tree_null,
1700 hook_constcharptr_int_const_tree_const_tree_null,
1701 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1702 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1703 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1705 * vec.h (vNULL): Extend comment to say = vNULL initialization
1706 isn't needed for static vars.
1708 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1709 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1710 = vNULL initialization of file scope vec.
1711 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1712 disabled_pass_uid_range_tab): Likewise.
1713 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1714 * tree-chkp-opt.c (check_infos): Likewise.
1715 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1717 * vec.h (vnull::operator vec): Add constexpr keyword for
1720 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1722 PR tree-optimization/77654
1723 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1724 to duplicate_ssa_name_ptr_info.
1726 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1728 PR preprocessor/77672
1729 * input.c (selftest::test_lexer_string_locations_simple): Update
1730 test to expect location information of the terminator character
1731 at the location of the final closing quote.
1732 (selftest::test_lexer_string_locations_hex): Likewise.
1733 (selftest::test_lexer_string_locations_oct): Likewise.
1734 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1735 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1736 (selftest::test_lexer_string_locations_ucn4): Likewise.
1737 (selftest::test_lexer_string_locations_ucn8): Likewise.
1738 (selftest::test_lexer_string_locations_u8): Likewise.
1739 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1740 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1741 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1742 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1743 (selftest::test_lexer_string_locations_macro): Likewise.
1744 (selftest::test_lexer_string_locations_long_line): Likewise.
1746 2016-09-23 Richard Biener <rguenther@suse.de>
1748 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1749 virtual definition to virtual use if the call devirtualizes
1750 to a const or pure function.
1751 (visit_use): Also visit calls we can devirtualize to a
1752 const or pure function.
1754 2016-09-23 Richard Biener <rguenther@suse.de>
1756 PR tree-optimization/77697
1757 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1758 signal error if we have sth ternary or unhandled.
1760 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1762 * config/arm/arm_neon.h (vabd_f16): New.
1796 (vcvt_f16_s16): New.
1797 (vcvt_f16_u16): New.
1798 (vcvt_s16_f16): New.
1799 (vcvt_u16_f16): New.
1800 (vcvtq_f16_s16): New.
1801 (vcvtq_f16_u16): New.
1802 (vcvtq_s16_f16): New.
1803 (vcvtq_u16_f16): New.
1804 (vcvta_s16_f16): New.
1805 (vcvta_u16_f16): New.
1806 (vcvtaq_s16_f16): New.
1807 (vcvtaq_u16_f16): New.
1808 (vcvtm_s16_f16): New.
1809 (vcvtm_u16_f16): New.
1810 (vcvtmq_s16_f16): New.
1811 (vcvtmq_u16_f16): New.
1812 (vcvtn_s16_f16): New.
1813 (vcvtn_u16_f16): New.
1814 (vcvtnq_s16_f16): New.
1815 (vcvtnq_u16_f16): New.
1816 (vcvtp_s16_f16): New.
1817 (vcvtp_u16_f16): New.
1818 (vcvtpq_s16_f16): New.
1819 (vcvtpq_u16_f16): New.
1820 (vcvt_n_f16_s16): New.
1821 (vcvt_n_f16_u16): New.
1822 (vcvtq_n_f16_s16): New.
1823 (vcvtq_n_f16_u16): New.
1824 (vcvt_n_s16_f16): New.
1825 (vcvt_n_u16_f16): New.
1826 (vcvtq_n_s16_f16): New.
1827 (vcvtq_n_u16_f16): New.
1841 (vmul_lane_f16): New.
1844 (vmulq_lane_f16): New.
1866 (vrsqrteq_f16): New.
1870 (vrsqrtsq_f16): New.
1874 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1876 * config.gcc (extra_headers): Add arm_fp16.h
1877 * config/arm/arm_fp16.h: New.
1878 * config/arm/arm_neon.h: Include "arm_fp16.h".
1880 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1882 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
1884 (vmulf): New (v8hf, v4hf variants).
1885 (vfma): New (v8hf, v4hf variants).
1886 (vfms): New (v8hf, v4hf variants).
1887 (vsub): New (v8hf, v4hf variants).
1888 (vcage): New (v8hf, v4hf variants).
1889 (vcagt): New (v8hf, v4hf variants).
1890 (vcale): New (v8hf, v4hf variants).
1891 (vcalt): New (v8hf, v4hf variants).
1892 (vceq): New (v8hf, v4hf variants).
1893 (vcgt): New (v8hf, v4hf variants).
1894 (vcge): New (v8hf, v4hf variants).
1895 (vcle): New (v8hf, v4hf variants).
1896 (vclt): New (v8hf, v4hf variants).
1897 (vceqz): New (v8hf, v4hf variants).
1898 (vcgez): New (v8hf, v4hf variants).
1899 (vcgtz): New (v8hf, v4hf variants).
1900 (vcltz): New (v8hf, v4hf variants).
1901 (vclez): New (v8hf, v4hf variants).
1902 (vabd): New (v8hf, v4hf variants).
1903 (vmaxf): New (v8hf, v4hf variants).
1904 (vmaxnm): New (v8hf, v4hf variants).
1905 (vminf): New (v8hf, v4hf variants).
1906 (vminnm): New (v8hf, v4hf variants).
1907 (vpmaxf): New (v4hf variant).
1908 (vpminf): New (v4hf variant).
1909 (vpadd): New (v4hf variant).
1910 (vrecps): New (v8hf, v4hf variants).
1911 (vrsqrts): New (v8hf, v4hf variants).
1912 (vabs): New (v8hf, v4hf variants).
1913 (vneg): New (v8hf, v4hf variants).
1914 (vrecpe): New (v8hf, v4hf variants).
1915 (vrnd): New (v8hf, v4hf variants).
1916 (vrnda): New (v8hf, v4hf variants).
1917 (vrndm): New (v8hf, v4hf variants).
1918 (vrndn): New (v8hf, v4hf variants).
1919 (vrndp): New (v8hf, v4hf variants).
1920 (vrndx): New (v8hf, v4hf variants).
1921 (vrsqrte): New (v8hf, v4hf variants).
1922 (vmul_lane): Add v4hf and v8hf variants.
1923 (vmul_n): Add v4hf and v8hf variants.
1924 (vext): New (v8hf, v4hf variants).
1925 (vcvts): New (v8hi, v4hi variants).
1926 (vcvts): New (v8hf, v4hf variants).
1927 (vcvtu): New (v8hi, v4hi variants).
1928 (vcvtu): New (v8hf, v4hf variants).
1929 (vcvts_n): New (v8hf, v4hf variants).
1930 (vcvtu_n): New (v8hi, v4hi variants).
1931 (vcvts_n): New (v8hi, v4hi variants).
1932 (vcvtu_n): New (v8hf, v4hf variants).
1933 (vbsl): New (v8hf, v4hf variants).
1934 (vcvtas): New (v8hf, v4hf variants).
1935 (vcvtau): New (v8hf, v4hf variants).
1936 (vcvtms): New (v8hf, v4hf variants).
1937 (vcvtmu): New (v8hf, v4hf variants).
1938 (vcvtns): New (v8hf, v4hf variants).
1939 (vcvtnu): New (v8hf, v4hf variants).
1940 (vcvtps): New (v8hf, v4hf variants).
1941 (vcvtpu): New (v8hf, v4hf variants).
1943 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1945 * config/arm/arm-builtins.c (hf_UP): New.
1947 (vfp_builtin_data): New. Update comment.
1948 (enum arm_builtins): Include "arm_vfp_builtins.def".
1949 (ARM_BUILTIN_VFP_PATTERN_START): New.
1950 (arm_init_vfp_builtins): New.
1951 (arm_init_builtins): Add arm_init_vfp_builtins.
1952 (arm_expand_vfp_builtin): New.
1953 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
1955 * config/arm/arm_vfp_builtins.def: New file.
1956 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
1957 (arm-builtins.o): Likewise.
1959 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
1962 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
1963 from constant while creating value range.
1965 2016-09-23 Renlin Li <renlin.li@arm.com>
1967 * ira.c (ira): Move ira_use_lra_p initialization code to ...
1968 (ira_init_once): Here.
1970 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
1971 Jakub Jelinek <jakub@redhat.com>
1973 * hooks.h (hook_uint_uintp_false): Rename to...
1974 (hook_bool_uint_uintp_false): ... this.
1975 * hooks.c (hook_uint_uintp_false): Rename to...
1976 (hook_bool_uint_uintp_false): ... this.
1977 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
1978 instead of hook_uint_uintp_false.
1980 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1982 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
1983 (arm_init_builtins): Move body of a loop to the standalone
1984 function arm_init_neon_builtin.
1985 (arm_expand_neon_builtin_1): New. Update comment. Function body
1986 moved from arm_neon_builtin with some white-space fixes.
1987 (arm_expand_neon_builtin): Move code into the standalone function
1988 arm_expand_neon_builtin_1.
1990 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1992 * config/arm/iterators.md (VCVTHI): New.
1993 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
1997 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
1998 (V_HALF): Add V4HF. Fix white-space.
1999 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2000 (V_s_elem): Likewise.
2001 (V_sz_elem): Fix white-space.
2002 (V_elem_ch): Likewise.
2004 (scalar_mul_constraint): Add V8HF and V4HF.
2005 (Is_float_mode): Fix white-space.
2006 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2007 (q): Add HF. Fix white-space.
2010 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2011 (neon_vfm_lane_as): New.
2012 * config/arm/neon.md (add<mode>3_fp16): New.
2013 (sub<mode>3_fp16): New.
2014 (mul<mode>3add<mode>_neon): New.
2015 (fma<VH:mode>4_intrinsic): New.
2016 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2017 (fmsub<VH:mode>4_intrinsic): New.
2018 (<absneg_str><mode>2): New.
2019 (neon_v<absneg_str><mode>): New.
2020 (neon_v<fp16_rnd_str><mode>): New.
2021 (neon_vrsqrte<mode>): New.
2022 (neon_vpaddv4hf): New.
2023 (neon_vadd<mode>): New.
2024 (neon_vsub<mode>): New.
2025 (neon_vmulf<mode>): New.
2026 (neon_vfma<VH:mode>): New.
2027 (neon_vfms<VH:mode>): New.
2028 (neon_vc<cmp_op><mode>): New.
2029 (neon_vc<cmp_op><mode>_fp16insn): New
2030 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2031 (neon_vca<cmp_op><mode>): New.
2032 (neon_vca<cmp_op><mode>_fp16insn): New.
2033 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2034 (neon_vc<cmp_op>z<mode>): New.
2035 (neon_vabd<mode>): New.
2036 (neon_v<maxmin>f<mode>): New.
2037 (neon_vp<maxmin>fv4hf: New.
2038 (neon_<fmaxmin_op><mode>): New.
2039 (neon_vrecps<mode>): New.
2040 (neon_vrsqrts<mode>): New.
2041 (neon_vrecpe<mode>): New (VH variant).
2042 (neon_vdup_lane<mode>_internal): New.
2043 (neon_vdup_lane<mode>): New.
2044 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2045 (neon_vcvt<sup><mode>): New (VH variant).
2046 (neon_vcvt<sup>_n<mode>): New (VH variant).
2047 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2048 (neon_vcvt<vcvth_op><sup><mode>): New.
2049 (neon_vmul_lane<mode>): New.
2050 (neon_vmul_n<mode>): New.
2051 * config/arm/unspecs.md (UNSPEC_VCALE): New
2052 (UNSPEC_VCALT): New.
2053 (UNSPEC_VFMA_LANE): New.
2054 (UNSPECS_VFMS_LANE): New.
2056 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2058 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2059 ("*extzv<mode><clobbercc_or_nocc>"):
2060 Correct a typo in a comment.
2062 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2063 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2064 ("*insv<mode>_zEC12_appendbitsleft")
2065 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2066 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2067 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2068 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2069 Provide pattern with operands switched.
2070 ("*pre_z10_extv<mode>"):
2071 Use new subst patterns.
2072 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2073 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2074 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2075 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2076 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2077 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2078 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2080 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2081 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2082 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2084 ("SINT"): New mode_iterator with SI, HI, QI.
2085 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2086 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2089 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2091 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2092 new interface of s390_contiguous_bitmask_p.
2093 ("contiguous_bitmask_nowrap_operand"): New predicate.
2094 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2095 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2096 of s390_contiguous_bitmask_p.
2097 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2098 ("NxxSw"): New constraint.
2099 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2100 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2102 (s390_contiguous_bitmask_nowrap_p): Export.
2103 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2104 former s390_contiguous_bitmask_p.
2105 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2106 detect contiguous bit ranges with wraparound. Change signature to
2107 return START and END position instead of POS and LENGTH.
2108 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2109 ranges with wraparound.
2110 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2111 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2112 Adapt to new signature of s390_contiguous_bitmask_p.
2114 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2116 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2117 (create_intersect_range_checks): New.
2118 (vect_create_cond_for_alias_checks): Call above function.
2120 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2122 * config/arm/iterators.md (Code iterators): Fix some white-space
2126 (FCVT): Moved from vfp.md.
2127 (VCVT_HF_US_N): New.
2128 (VCVT_SI_US_N): New.
2133 (FCVTI32typename): Moved from vfp.md.
2134 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2135 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2136 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2137 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2138 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2140 (fp16_rnd_str): New.
2141 (fp16_rnd_insn): New.
2142 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2143 (UNSPEC_VCVT_HF_U_N): New.
2144 (UNSPEC_VCVT_SI_S_N): New.
2145 (UNSPEC_VCVT_SI_U_N): New.
2146 (UNSPEC_VCVTH_S): New.
2147 (UNSPEC_VCVTH_U): New.
2148 (UNSPEC_VCVTA_S): New.
2149 (UNSPEC_VCVTA_U): New.
2150 (UNSPEC_VCVTM_S): New.
2151 (UNSPEC_VCVTM_U): New.
2152 (UNSPEC_VCVTN_S): New.
2153 (UNSPEC_VCVTN_U): New.
2154 (UNSPEC_VCVTP_S): New.
2155 (UNSPEC_VCVTP_U): New.
2156 (UNSPEC_VCVTP_S): New.
2157 (UNSPEC_VCVTP_U): New.
2159 (UNSPEC_VRNDA): New.
2160 (UNSPEC_VRNDI): New.
2161 (UNSPEC_VRNDM): New.
2162 (UNSPEC_VRNDN): New.
2163 (UNSPEC_VRNDP): New.
2164 (UNSPEC_VRNDX): New.
2165 * config/arm/vfp.md (<absneg_str>hf2): New.
2167 (neon_v<fp16_rnd_str>hf): New.
2168 (neon_vrndihf): New.
2173 (*mulsf3neghf_vfp): New.
2174 (*negmulhf3_vfp): New.
2175 (*mulsf3addhf_vfp): New.
2176 (*mulhf3subhf_vfp): New.
2177 (*mulhf3neghfaddhf_vfp): New.
2178 (*mulhf3neghfsubhf_vfp): New.
2181 (fmsubhf4_fp16): New.
2185 (neon_vsqrthf): New.
2186 (neon_vrsqrtshf): New.
2187 (FCVT): Move to iterators.md.
2188 (FCVTI32typename): Likewise.
2189 (neon_vcvth<sup>hf): New.
2190 (neon_vcvth<sup>si): New.
2191 (neon_vcvth<sup>_nhf_unspec): New.
2192 (neon_vcvth<sup>_nhf): New.
2193 (neon_vcvth<sup>_nsi_unspec): New.
2194 (neon_vcvth<sup>_nsi): New.
2195 (neon_vcvt<vcvth_op>h<sup>si): New.
2196 (neon_<fmaxmin_op>hf): New.
2198 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2200 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2201 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2202 ("*insv<mode>_zEC12_appendbitsleft")
2203 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2204 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2206 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2208 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2209 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2210 construct values without normalization.
2211 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2212 static local lhs_ops to vNULL.
2214 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2215 Jiong Wang <jiong.wang@arm.com>
2217 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2218 available when FP16 instructions are available.
2219 (output_move_vfp): Add support for 16-bit data moves.
2220 (arm_validize_comparison): Fix some white-space. Support HFmode
2221 by conversion to SFmode.
2222 * config/arm/arm.md (truncdfhf2): Fix a comment.
2223 (extendhfdf2): Likewise.
2225 (movsicc): Fix some white-space.
2227 (movsfcc): Fix some white-space.
2229 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2230 instructions are available.
2231 (*thumb2_movhi_vfp): Likewise.
2232 (*arm_movhi_fp16): New.
2233 (*thumb2_movhi_fp16): New.
2234 (*movhf_vfp_fp16): New.
2235 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2236 (*movhf_vfp): Likewise.
2237 (extendhfsf2): Enable when VFP FP16 instructions are available.
2238 (truncsfhf2): Enable when VFP FP16 instructions are available.
2240 2016-09-23 Martin Liska <mliska@suse.cz>
2242 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2244 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2246 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2248 (arm_evpc_neon_vtrn): Likewise.
2249 (arm_evpc_neon_vrev): Likewise.
2250 (arm_evpc_neon_vext): Likewise.
2251 * config/arm/arm_neon.h (vbsl_f16): New.
2255 (vdup_lane_f16): New.
2256 (vdupq_lane_f16): New.
2269 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2270 (vdup_lane): New (v8hf, v4hf variants).
2271 (vext): New (v8hf, v4hf variants).
2272 (vbsl): New (v8hf, v4hf variants).
2273 * config/arm/iterators.md (VDQWH): New.
2275 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2276 (Scalar_mul_8_16): Fix white-space.
2277 (Is_d_reg): Add V4HF and V8HF.
2278 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2279 (neon_vdup_lane<mode>): New.
2280 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2281 (*neon_vtrn<mode>_insn): Likewise.
2282 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2283 (*neon_vzip<mode>_insn): Likewise
2284 (neon_vuzp<mode>_internal): Likewise.
2285 (*neon_vuzp<mode>_insn): Likewise
2286 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2288 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2289 Matthew Wahab <matthew.wahab@arm.com>
2291 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2292 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2293 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2294 available. Also fix some white-space.
2295 * config/arm/vfp.md (*arm_movhi_vfp): New.
2296 (*thumb2_movhi_vfp): New.
2298 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2300 * config/arm/arm-c.c (arm_cpu_builtins): Define
2301 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2302 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2304 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2306 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2307 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2308 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
2309 arm_v8_2a_fp16_neon_hw.
2310 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
2313 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2315 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
2316 arm_fp16_alternative_ok and arm_fp16_none_ok.
2318 2016-09-23 Martin Liska <mliska@suse.cz>
2320 * ipa-icf.c (sem_variable::merge): Replace adress with address.
2322 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2324 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
2326 ("armv8.2-a+fp16"): New.
2327 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
2328 (FL2_FP16INST): New.
2329 (FL2_FOR_ARCH8_2A): New.
2330 * config/arm/arm-tables.opt: Regenerate.
2331 * config/arm/arm.c (arm_arch8_2): New.
2332 (arm_fp16_inst): New.
2333 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
2334 for incompatible fp16-format settings.
2335 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
2336 (TARGET_NEON_FP16INST): New.
2337 (arm_arch8_2): Declare.
2338 (arm_fp16_inst): Declare.
2339 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
2340 march=armv8.2-a and march=armv8.2-a+fp16.
2341 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
2343 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
2344 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2346 2016-09-23 Martin Liska <mliska@suse.cz>
2348 * doc/extend.texi: Remove fused-madd from i386 target options.
2350 2016-09-23 Martin Liska <mliska@suse.cz>
2352 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2355 2016-09-23 Martin Liska <mliska@suse.cz>
2357 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2360 2016-09-23 Martin Liska <mliska@suse.cz>
2363 * config/i386/i386.c (ix86_option_override_internal): Change
2364 signature and return false when there's an error related to
2366 (release_options_strings): New function.
2367 (ix86_valid_target_attribute_tree): Call the function.
2369 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2371 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
2372 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
2373 (gen_hsa_ctor_assignment): Likewise.
2374 * print-tree.c (print_node): Likewise.
2375 * tree-dump.c (dequeue_and_dump): Likewise.
2376 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2377 * expr.c (store_constructor): Likewise.
2378 * fold-const.c (operand_equal_p): Likewise.
2379 * tree-pretty-print.c (dump_generic_node): Likewise.
2380 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
2381 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2383 2016-09-23 Richard Biener <rguenther@suse.de>
2385 * hooks.h (hook_uint_uintp_false): Declare.
2387 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2389 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
2390 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2392 2016-09-22 Martin Sebor <msebor@redhat.com>
2395 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
2396 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
2397 (target_int_min): Correct computation.
2398 (format_integer): Use long long as the argument for the ll length
2400 (format_floating): Use target_int_max().
2401 (get_string_length): Same.
2402 (format_string): Avoid setting the bounded flag for strings
2404 (try_substitute_return_value): Avoid setting range info when
2405 the result isn't bounded.
2406 * varasm.c (assemble_name): Increase buffer size.
2408 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
2409 Terry Guo <terry.guo@arm.com>
2411 * target.def (elf_flags_numeric): New target hook.
2412 * targhooks.h (default_asm_elf_flags_numeric): New.
2413 * varasm.c (default_asm_elf_flags_numeric): New.
2414 (default_elf_asm_named_section): Use new target hook.
2415 * config/arm/arm.opt (mpure-code): New.
2416 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
2417 * config/arm/arm.c (arm_asm_init_sections): Add section
2418 attribute to default text section if -mpure-code.
2419 (arm_option_check_internal): Diagnose use of option with
2420 non supported targets and/or options.
2421 (arm_asm_elf_flags_numeric): New.
2422 (arm_function_section): New.
2423 (arm_elf_section_type_flags): New.
2424 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
2426 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
2427 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2429 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
2431 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2433 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2435 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
2436 * rtl.h: Adjust prototype.
2438 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2440 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
2441 (prev_active_insn): Likewise.
2442 (active_insn_p): Likewise.
2443 * rtl.h: Adjust prototypes.
2444 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2445 * config/arc/arc.md: Likewise.
2446 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
2447 (branch_needs_nop_p): Likewise.
2448 (use_skip_p): Likewise.
2449 * config/sh/sh.c (gen_block_redirect): Likewise.
2450 (split_branches): Likewise.
2451 * reorg.c (optimize_skip): Likewise.
2452 (fill_simple_delay_slots): Likewise.
2453 (fill_slots_from_thread): Likewise.
2454 (relax_delay_slots): Likewise.
2455 * resource.c (mark_target_live_regs): Likewise.
2457 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2459 * config/cris/cris.c (cris_asm_output_case_end): Change argument
2461 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
2462 (prev_nonnote_nondebug_insn): Likewise.
2463 * config/cris/cris-protos.h: Adjust prototype.
2465 * jump.c (rtx_renumbered_equal_p): Adjust.
2467 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2469 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
2470 * rtl.h: Adjust prototype.
2471 * config/sh/sh.md: Adjust.
2472 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2474 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2476 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
2477 (prev_nondebug_insn): Likewise.
2478 * loop-doloop.c (doloop_condition_get): Likewise.
2479 * rtl.h: Adjust prototype.
2480 * cfgloop.h: Likewise.
2482 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2484 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
2485 (prev_nonnote_insn): Likewise.
2486 * jump.c (reversed_comparison_code_parts): Likewise.
2487 (reversed_comparison): Likewise.
2488 * rtl.h: Adjust prototypes.
2489 * config/arc/arc.md: Adjust.
2490 * cse.c (find_comparison_args): Likewise.
2491 * reorg.c (redundant_insn): Change return type to rtx_insn *.
2492 (fix_reg_dead_note): Change argument type to rtx_insn *.
2493 (delete_prior_computation): Likewise.
2494 (delete_computation): Likewise.
2495 (fill_slots_from_thread): Adjust.
2496 (relax_delay_slots): Likewise.
2497 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2498 (simplify_relational_operation_1): Likewise.
2499 (simplify_ternary_operation): Likewise.
2501 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2503 * config/arc/arc-protos.h (arc_label_align): Change type of
2504 variables from rtx to rtx_insn *.
2505 * config/arc/arc.c (arc_label_align): Likewise.
2506 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2507 * config/bfin/bfin.c (workaround_speculation): Likewise.
2508 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2509 (find_last_same_clock): Likewise.
2510 (reorg_split_calls): Likewise.
2511 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2512 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2513 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2514 (same_cmp_following_p): Likewise.
2515 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2516 (same_cmp_following_p): Likwise.
2517 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2518 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2519 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2520 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2521 (rl78_alloc_physical_registers_cmp): Likewise.
2522 (rl78_alloc_physical_registers_umul): Likewise.
2523 (rl78_calculate_death_notes): Likewise.
2524 * config/s390/s390-protos.h (s390_label_align): Likewise.
2525 * config/s390/s390.c (s390_label_align): Likewise.
2526 * config/sh/sh.c (barrier_align): Likewise.
2527 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2528 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2529 (emit_cbcond_nop): Likewise.
2531 2016-09-22 Martin Liska <mliska@suse.cz>
2534 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2535 alias address matters, not necessarily address of original.
2537 2016-09-22 Richard Biener <rguenther@suse.de>
2540 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2543 2016-09-22 Richard Biener <rguenther@suse.de>
2546 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2547 from constant folding results.
2548 (gimple_resimplify2): Likewise.
2549 (gimple_resimplify3): Likewise.
2551 2016-09-22 Richard Biener <rguenther@suse.de>
2554 * expr.c (expand_expr_real_1): Guard array access against negative
2557 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2559 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2561 (format_floating): Likewise.
2563 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2566 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2567 for all IFN_GOMP_SIMD_* internal fns, not just for
2568 IFN_GOMP_SIMD_ORDERED_*.
2570 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2573 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2574 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2575 instructions when you want to invert the test.
2576 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2577 correct order for XXSEL.
2578 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2579 for using XSCMP{EQ,GT,GE}DP.
2581 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2583 * genconstants.c (main): Introduce noop_reader and convert call
2584 to read_md_files to a method call.
2585 * genenums.c (main): Likewise.
2586 * genmddeps.c (main): Likewise.
2587 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2588 rtx_reader_ptr->get_top_level_filename ().
2589 (write_tm_preds_h): Likewise.
2590 (write_insn_preds_c): Likewise.
2591 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2592 (rtx_handle_directive): Convert to...
2593 (gen_reader::handle_unknown_directive): ...this.
2594 (init_rtx_reader_args_cb): Convert return type from bool to
2595 rtx_reader *. Create a gen_reader instance, using it for the
2596 call to read_md_files. Return it if no errors occur.
2597 (init_rtx_reader_args): Convert return type from bool to
2599 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2600 (init_rtx_reader_args_cb): Likewise.
2601 * read-md.c (struct file_name_list): Move to class rtx_reader.
2602 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2603 (read_md_filename): Delete in favor of
2604 rtx_reader::m_read_md_filename.
2605 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2606 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2607 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2608 (first_dir_md_include): Delete in favor of
2609 rtx_reader::m_first_dir_md_include.
2610 (last_dir_md_include_ptr): Delete in favor of
2611 rtx_reader::m_last_dir_md_include_ptr.
2612 (max_include_len): Delete.
2613 (rtx_reader_ptr): New.
2614 (fatal_with_file_and_line): Use get_filename and get_lineno
2615 accessors of rtx_reader_ptr.
2616 (require_char_ws): Likewise.
2617 (rtx_reader::read_char): New method, based on ::read_char.
2618 (rtx_reader::unread_char): New method, based on ::unread_char.
2619 (read_escape): Use get_filename and get_lineno accessors of
2621 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2622 (read_string): Use get_filename and get_lineno accessors of
2624 (rtx_reader::rtx_reader): New ctor.
2625 (rtx_reader::~rtx_reader): New dtor.
2626 (handle_include): Convert from a function to...
2627 (rtx_reader::handle_include): ...this method, converting
2628 handle_directive from a callback to a virtual function.
2629 (handle_file): Likewise, converting to...
2630 (rtx_reader::handle_file): ...this method.
2631 (handle_toplevel_file): Likewise, converting to...
2632 (rtx_reader::handle_toplevel_file): ...this method.
2633 (rtx_reader::get_current_location): New method.
2634 (parse_include): Convert from a function to...
2635 (rtx_reader::add_include_path): ...this method, dropping redundant
2636 update to unused max_include_len.
2637 (read_md_files): Convert from a function to...
2638 (rtx_reader::read_md_files): ...this method, converting
2639 handle_directive from a callback to a virtual function.
2640 (noop_reader::handle_unknown_directive): New method.
2641 * read-md.h (directive_handler_t): Delete this typedef.
2643 (read_md_file): Delete.
2644 (read_md_lineno): Delete.
2645 (read_md_filename): Delete.
2646 (class rtx_reader): New class.
2647 (rtx_reader_ptr): New decl.
2648 (class noop_reader): New subclass of rtx_reader.
2649 (read_char): Reimplement in terms of rtx_reader::read_char.
2650 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2651 (read_md_files): Delete.
2652 * read-rtl.c (read_rtx_code): Update for deletion of globals
2653 read_md_filename and read_md_lineno.
2655 2016-09-21 Jason Merrill <jason@redhat.com>
2657 * input.h (from_macro_definition_at): New.
2659 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2661 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2663 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2665 PR tree-optimization/77550
2666 * tree-vect-stmts.c (create_array_ref): Change parameters.
2667 (get_group_alias_ptr_type): New function.
2668 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2670 2016-09-21 Marek Polacek <polacek@redhat.com>
2672 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2673 Add falls through comment.
2675 2016-09-21 Richard Biener <rguenther@suse.de>
2677 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2678 (replace_child): Likewise.
2679 (remove_child_TAG): Adjust.
2680 (move_marked_base_types): Likewise.
2681 (prune_unused_types_prune): Clear die_sib of removed children.
2683 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2686 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2687 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2689 2016-09-21 Richard Biener <rguenther@suse.de>
2691 PR tree-optimization/77648
2692 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2694 (make_transitive_closure_constraints): Adjust comment.
2695 (make_any_offset_constraints): New function.
2696 (handle_rhs_call): Make sure to first expand a pointer to all
2697 subfields before transitively closing it.
2698 (handle_const_call): Likewise. Properly expand returned
2700 (handle_pure_call): Likewise.
2702 2016-09-21 Richard Biener <rguenther@suse.de>
2703 Jakub Jelinek <jakub@redhat.com>
2705 PR tree-optimization/77621
2706 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2707 group at non-vectorizable stmts.
2709 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2711 PR tree-optimization/72835
2712 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2713 (make_new_ssa_for_all_defs): Likewise.
2714 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2716 2016-09-20 Martin Sebor <msebor@redhat.com>
2719 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2720 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2721 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2722 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2723 * config/sol2.c (solaris_printf_pointer_format): New function.
2724 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2726 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2727 * doc/tm.texi: Regenerate.
2728 * gimple-fold.h (get_range_strlen): New function.
2729 (get_maxval_strlen): Declare existing function.
2730 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2731 maximum and minimum.
2732 (get_range_strlen): Define overload.
2733 (get_maxval_strlen): Adjust.
2734 * gimple-ssa-sprintf.c: New file and pass.
2735 * passes.def (pass_sprintf_length): Add new pass.
2736 * targhooks.h (default_printf_pointer_format): Declare new function.
2737 (gnu_libc_printf_pointer_format): Same.
2738 (solaris_libc_printf_pointer_format): Same.
2739 * targhooks.c (default_printf_pointer_format): Define new function.
2740 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2741 * print-tree.c: Increase buffer size.
2743 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2745 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2747 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2749 * common.opt: New option -fipa-vrp.
2750 * ipa-cp.c (ipa_get_vr_lat): New.
2751 (ipcp_vr_lattice::print): Likewise.
2752 (print_all_lattices): Call ipcp_vr_lattice::print.
2753 (ipcp_vr_lattice::meet_with): New.
2754 (ipcp_vr_lattice::meet_with_1): Likewise.
2755 (ipcp_vr_lattice::top_p): Likewise.
2756 (ipcp_vr_lattice::bottom_p): Likewsie.
2757 (ipcp_vr_lattice::set_to_bottom): Likewise.
2758 (set_all_contains_variable): Call VR set_to_bottom.
2759 (initialize_node_lattices): Init VR lattices.
2760 (propagate_vr_accross_jump_function): New.
2761 (propagate_constants_accross_call): Call
2762 propagate_vr_accross_jump_function.
2763 (ipcp_store_vr_results): New.
2764 (ipcp_driver): Handle VR.
2765 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2766 (ipa_set_jf_unknown): Likewise.
2767 (ipa_compute_jump_functions_for_edge): Likewise.
2768 (ipa_node_params_t::duplicate): Likewise.
2769 (ipa_write_jump_function): Likewise.
2770 (ipa_read_jump_function): Likewise.
2771 (write_ipcp_transformation_info): Likewise.
2772 (read_ipcp_transformation_info): Likewise.
2773 (ipcp_update_vr): New.
2774 (ipcp_transform_function): Handle VR.
2775 * ipa-prop.h (struct ipa_vr): New.
2776 * cgraph.c: Include tree-vrp.h.
2777 * cgraphunit.c: Likewise.
2778 * ipa-utils.c: Likewise.
2781 * toplev.c: Likewise.
2782 * ipa-devirt.c: Likewise.
2783 * ipa-inline-transform.c: Likewise.
2784 * ipa-inline.c: Likewise.
2785 * ipa-profile.c: Likewise.
2787 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2789 * doc/invoke.texi: Document -fdump-tree-evrp.
2790 * passes.def: Define new pass_early_vrp.
2791 * timevar.def: Define new TV_TREE_EARLY_VRP.
2792 * tree-pass.h (make_pass_early_vrp): New.
2793 * tree-ssa-propagate.c: Make replace_uses_in non static.
2794 * tree-ssa-propagate.h: Export replace_uses_in.
2795 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2796 (extract_range_from_assert): Factor out
2797 extract_range_for_var_from_comparison_expr.
2798 (vrp_initialize_lattice): New.
2799 (vrp_initialize): Factor out vrp_initialize_lattice.
2800 (vrp_valueize): Fix it to reject complex value ranges.
2801 (vrp_free_lattice): New.
2802 (evrp_dom_walker::before_dom_children): Likewise.
2803 (evrp_dom_walker::after_dom_children): Likewise.
2804 (evrp_dom_walker::push_value_range): Likewise.
2805 (evrp_dom_walker::pop_value_range): Likewise.
2806 (execute_early_vrp): Likewise.
2807 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2808 (make_pass_early_vrp): New.
2810 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2812 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2813 instead of exact_log2.
2815 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2819 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2820 (ix86_add_stmt_cost): Penalize DFmode vector operations
2821 for !TARGET_VECTORIZE_DOUBLE.
2823 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2825 * doc/invoke.texi (Warning Options): Simplify language.
2826 (Optimize Options): Complete sentence.
2828 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2830 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2833 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2836 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2837 inits on power8 and above, use the VMRGEW instruction instead of a
2840 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2841 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2844 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2846 * config/aarch64/arm_neon.h
2847 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2848 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2849 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2851 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2853 * config/var/vax.h (ELIMINABLE_REGS): Define.
2854 (INITIAL_ELIMINATION_OFFSET): Define.
2856 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2859 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2860 cast to void * if the cast is from some other pointer type.
2862 2016-09-20 Richard Biener <rguenther@suse.de>
2864 PR tree-optimization/77646
2865 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2868 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2870 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2871 attributes to all inlined functions and make them extern.
2873 2016-09-20 Richard Biener <rguenther@suse.de>
2875 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
2877 * debug.c (do_nothing_debug_hooks): Adjust.
2878 * dbxout.c (dbx_debug_hooks): Likewise.
2879 * sdbout.c (sdb_debug_hooks): Likewise.
2880 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
2881 (dwarf2out_finish): Move producer, filename and
2883 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
2884 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2886 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2889 * doc/invoke.texi: Document -Wint-in-bool-context.
2892 * dwarf2out.c (output_loc_operands): Fix an assertion.
2894 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2896 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
2897 (CR_DECIMAL_DIG): New macro.
2899 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2901 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
2904 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
2906 PR rtl-optimization/77416
2907 * lra-remat.c (operand_to_remat): Process hard coded insn
2910 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2912 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
2913 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2915 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2917 * target.def (lra_p): Wordsmithing.
2918 * doc/tm.texi: Regenerate.
2920 2016-09-19 Jakub Jelinek <jakub@redhat.com>
2921 Jan Hubicka <jh@suse.cz>
2924 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
2925 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
2926 Call ultimate_alias_target just once, not up to 4 times.
2928 2016-09-19 Richard Biener <rguenther@suse.de>
2930 * dwarf2out.c (early_dwarf_finished): New global.
2931 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
2933 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
2934 if called from LTO exit early.
2935 (dwarf2out_late_global_decl): When being during the early
2936 debug phase do not add locations but only const value attributes.
2937 Adjust the way we generate early DIEs for LTO.
2939 2016-09-19 Richard Biener <rguenther@suse.de>
2942 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
2943 proper niter to bound the loops.
2945 2016-09-19 Richard Biener <rguenther@suse.de>
2947 PR tree-optimization/77514
2948 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
2949 search for folded stmt.
2951 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
2953 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
2954 * tree-pass.h (make_pass_early_thread_jumps): Declare.
2955 * tree-ssa-threadbackward.c (fsm_find_thread_path,
2956 fsm_find_thread_path, profitable_jump_thread_path,
2957 fsm_find_control_statement_thread_paths,
2958 find_jump_threads_backwards): Add speed_p parameter.
2959 (pass_data_early_thread_jumps): New pass.
2960 (make_pass_early_thread_jumps): New function.
2962 2016-09-17 Andreas Schwab <schwab@suse.de>
2964 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
2965 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2967 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
2969 * recog.c (rest_of_handle_split_after_reload): Delete.
2970 (pass_split_after_reload::gate): New method.
2971 (pass_split_after_reload::execute): Call split_all_insns directly.
2973 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
2975 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
2976 parameters for functions taking long long arguments.
2978 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2981 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
2982 splat with truncate.
2984 2016-09-16 Jason Merrill <jason@redhat.com>
2986 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
2988 * hwint.c (exact_log2): Use pow2p_hwi.
2989 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
2990 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
2991 * builtins.c (get_object_alignment_2, get_object_alignment)
2992 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
2994 * calls.c (compute_argument_addresses, store_one_arg): Use
2996 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
2997 * combine.c (force_to_mode): Use least_bit_hwi.
2998 (contains_muldiv, find_split_point, combine_simplify_rtx)
2999 (simplify_if_then_else, simplify_set, force_to_mode)
3000 (if_then_else_cond, simplify_and_const_int_1)
3001 (simplify_compare_const): Use pow2p_hwi.
3002 * cse.c (fold_rtx): Use pow2p_hwi.
3003 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3005 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3006 (init_expmed_one_conv): Use pow2p_hwi.
3007 * expr.c (is_aligning_offset): Use pow2p_hwi.
3008 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3009 (fold_binary_loc): Use pow2p_hwi.
3010 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3011 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3012 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3013 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3015 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3016 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3017 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3018 * omp-low.c (oacc_loop_fixed_partitions)
3019 (oacc_loop_auto_partitions): Use least_bit_hwi.
3020 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3021 * stor-layout.c (place_field): Use least_bit_hwi.
3022 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3023 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3024 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3025 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3026 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3027 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3028 (vect_grouped_store_supported, vect_grouped_load_supported)
3029 (vect_permute_load_chain, vect_shift_permute_load_chain)
3030 (vect_transform_grouped_load): Use pow2p_hwi.
3031 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3032 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3033 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3035 * tsan.c (instrument_expr): Use least_bit_hwi.
3036 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3038 2016-09-16 Andreas Schwab <schwab@suse.de>
3040 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3042 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3044 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3047 * combine.c (rest_of_handle_combine): If any edges have been purged,
3048 free dominators if available.
3050 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3051 Eric Botcazou <ebotcazou@adacore.com>
3054 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3055 through into expand_addsub_overflow after expand_neg_overflow.
3057 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3059 * diagnostic-show-locus.c
3060 (selftest::test_fixit_insert_containing_newline): New function.
3061 (selftest::test_fixit_replace_containing_newline): New function.
3062 (selftest::diagnostic_show_locus_c_tests): Call the above.
3064 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3066 PR tree-optimization/77503
3067 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3068 code for CONST_COND_REDUCTION at analysis stage and use it at
3070 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3071 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3072 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3075 2016-09-15 Richard Biener <rguenther@suse.de>
3078 * fold-const.c (split_tree): Do not split constant ~X.
3080 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3082 PR rtl-optimization/77425
3083 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3087 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3088 use %qs instead of %s where desirable, use argument instead of arg in
3089 the diagnostic wording, add list of supported strategies and
3091 (ix86_option_override_internal): Emit target("m...") instead of
3092 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3093 -march/-mtune option diagnostic. Add list of supported arches/tunings
3094 and spellcheck hint. Remove prefix, suffix and sw variables, use
3095 main_args_p ? "..." : "..." in diagnostics to make translation
3098 2016-09-15 Richard Biener <rguenther@suse.de>
3100 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3101 extra offset argument.
3102 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3103 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3104 to reflect new offset parameter.
3105 * doc/tm.texi: Regenerate.
3106 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3107 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3109 (darwin_asm_output_dwarf_offset): Likewise.
3110 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3112 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3113 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3114 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3116 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3119 * ipa-icf.c (set_alias_uids): New function.
3120 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3121 all the merged variable's referring aliases.
3123 2016-09-15 Richard Biener <rguenther@suse.de>
3125 PR tree-optimization/77514
3126 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3127 only forced_stmts sequence.
3129 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3131 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3132 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3133 FOR_EACH_SSA_NAME to iterate over SSA variables.
3134 (pass_expand::execute): Likewise.
3135 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3136 * tree-cfg.c (dump_function_to_file): Likewise.
3137 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3138 (update_ssa): Likewise.
3139 * tree-ssa-alias.c (dump_alias_info): Likewise.
3140 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3141 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3142 (create_outofssa_var_map): Likewise.
3143 (coalesce_ssa_name): Likewise.
3144 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3145 * tree-ssa-pre.c (compute_avail): Likewise.
3146 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3147 (scc_vn_restore_ssa_info): Likewise.
3148 (free_scc_vn): Likwise.
3149 (run_scc_vn): Likewise.
3150 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3151 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3152 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3153 * tree-ssa.c (verify_ssa): Likewise.
3155 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3157 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3158 and mips64r2 as default 32-bit and 64-bit architectures.
3159 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3160 as default 32-bit and 64-bit architectures.
3162 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3164 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3167 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3169 * target.def (lra_p): Change commentary (for the manual) for the
3171 * doc/tm.texi: Regenerate.
3173 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3175 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3176 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3177 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3178 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3180 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3182 * targhooks.c (default_lra_p): Return true instead of false.
3184 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3186 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3187 hook_bool_void_false.
3188 * config/avr/avr.c: Ditto.
3189 * config/bfin/bfin.c: Ditto.
3190 * config/c6x/c6x.c: Ditto.
3191 * config/cr16/cr16.c: Ditto.
3192 * config/cris/cris.c: Ditto.
3193 * config/epiphany/epiphany.c: Ditto.
3194 * config/fr30/fr30.c: Ditto.
3195 * config/frv/frv.c: Ditto.
3196 * config/h8300/h8300.c: Ditto.
3197 * config/ia64/ia64.c: Ditto.
3198 * config/iq2000/iq2000.c: Ditto.
3199 * config/lm32/lm32.c: Ditto.
3200 * config/m32c/m32c.c: Ditto.
3201 * config/m32r/m32r.c: Ditto.
3202 * config/m68k/m68k.c: Ditto.
3203 * config/mcore/mcore.c: Ditto.
3204 * config/microblaze/microblaze.c: Ditto.
3205 * config/mmix/mmix.c: Ditto.
3206 * config/mn10300/mn10300.c: Ditto.
3207 * config/moxie/moxie.c: Ditto.
3208 * config/msp430/msp430.c: Ditto.
3209 * config/nios2/nios2.c: Ditto.
3210 * config/nvptx/nvptx.c: Ditto.
3211 * config/pa/pa.c: Ditto.
3212 * config/pdp11/pdp11.c: Ditto.
3213 * config/rl78/rl78.c: Ditto.
3214 * config/sparc/sparc.c: Ditto.
3215 * config/spu/spu.c: Ditto.
3216 * config/stormy16/stormy16.c: Ditto.
3217 * config/tilegx/tilegx.c: Ditto.
3218 * config/tilepro/tilepro.c: Ditto.
3219 * config/v850/v850.c: Ditto.
3220 * config/vax/vax.c: Ditto.
3221 * config/visium/visium.c: Ditto.
3222 * config/xtensa/xtensa.c: Ditto.
3224 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3227 * tsan.c: Include target.h.
3228 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3229 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3230 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3231 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3232 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3234 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3235 Martin Liska <mliska@suse.cz>
3238 * predict.c (force_edge_cold): Add braces to a condition.
3240 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3242 PR rtl-optimization/77289
3243 * lra-constraints.c (get_final_hard_regno): Removed.
3244 (get_hard_regno): Add new parameter final_p.
3245 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3246 (operands_match_p): Adjust call to get_hard_regno.
3247 (uses_hard_regs_p): Likewise.
3248 (process_alt_operands): Likewise.
3250 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3253 * config/msp430/msp430.c (msp430_start_function): Emit an error
3254 if a function is both weak and specifies an interrupt number.
3256 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3258 PR tree-optimization/77454
3259 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3260 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3263 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3265 * config/aarch64/aarch64-builtins.c
3266 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3268 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3270 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3271 SFmode and SCmode arguments by reference.
3273 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3275 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3277 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3278 for renaming of add_fixit_insert to add_fixit_insert_before.
3279 (selftest::test_one_liner_fixit_insert_after): New function.
3280 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3281 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3282 (selftest::test_one_liner_many_fixits): Likewise.
3283 (selftest::test_diagnostic_show_locus_one_liner): Update for
3284 renaming, call new test function.
3285 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3286 renaming of add_fixit_insert to add_fixit_insert_before.
3287 (selftest::test_fixit_consolidation): Likewise.
3288 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3290 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3291 (selftest::test_applying_fixits_insert_before): ...this.
3292 (selftest::test_applying_fixits_insert): Update for renaming of
3293 add_fixit_insert to add_fixit_insert_before.
3294 (selftest::test_applying_fixits_insert_after): New function.
3295 (selftest::test_applying_fixits_insert_after_at_line_end): New
3297 (selftest::test_applying_fixits_insert_after_failure): New function.
3298 (selftest::test_applying_fixits_multiple): Update for renaming of
3299 add_fixit_insert to add_fixit_insert_before.
3300 (selftest::change_line): Likewise.
3301 (selftest::test_applying_fixits_unreadable_file): Likewise.
3302 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3303 (selftest::test_applying_fixits_column_validation): Likewise.
3304 (selftest::test_applying_fixits_column_validation): Likewise.
3305 (selftest::edit_context_c_tests): Update for renamed test function;
3306 call new test functions.
3308 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
3310 PR tree-optimization/77536
3311 PR rtl-optimization/68212
3312 * config/rs6000/rs6000.md (div->recip splitter): Remove
3313 optimize_insn_for_speed_p condition.
3315 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
3317 * optabs.c (prepare_cmp_insn): Update documentation comment.
3319 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3320 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3323 * opts.h (candidates_list_and_hint): Declare.
3324 * opts-common.c (candidates_list_and_hint): New function.
3325 (cmdline_handle_error): Use it.
3327 2016-09-12 David Malcolm <dmalcolm@redhat.com>
3329 * edit-context.c (edited_line::get_len): New accessor.
3330 (edited_file::print_diff): Split out hunk-printing into...
3331 (edited_file::print_diff_hunk): New method.
3332 (edited_file::print_diff_line): New method.
3334 2016-09-12 Andrew Pinski <apinski@cavium.com>
3336 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
3338 * config/aarch64/aarch64.c (thunderx_tunings): Enable
3339 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
3340 (aarch64_operands_ok_for_ldpstp): Return false if
3341 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
3342 was SImode and the alignment is less than 8 byte.
3343 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
3345 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
3348 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
3350 2016-09-12 Marek Polacek <polacek@redhat.com>
3352 * doc/extend.texi: Use lowercase "boolean".
3353 * doc/invoke.texi: Likewise.
3354 * doc/md.texi: Likewise.
3355 * target.def: Likewise.
3356 * doc/tm.texi: Regenerated.
3358 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3361 * expmed.c (synth_mult): Delete duplicate mode check.
3363 2016-09-10 Tom de Vries <tom@codesourcery.com>
3366 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
3368 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
3369 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
3371 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
3373 PR rtl-optimization/77289
3374 * lra-constraints.c (get_final_hard_regno): Add support for non hard
3375 register numbers. Remove support for subregs.
3376 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
3377 (get_reg_class): Delete removed get_final_hard_regno() argument.
3378 (uses_hard_regs_p): Call get_final_hard_regno().
3380 2016-09-09 Martin Sebor <msebor@redhat.com>
3384 * pretty-print.c (pp_quoted_string): New function.
3385 (pp_format): Call it for %c and %s directives.
3387 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3389 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
3390 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
3391 INITIAL_ELIMINATION_OFFSET) : Update documentation.
3392 * target.def (frame_pointer_required, can_eliminate): Likewise.
3393 * doc/tm.texi: Regenerated.
3394 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
3396 * df-scan.c (df_hard_reg_init): Likewise.
3397 * ira.c (ira_setup_eliminable_regset): Likewise.
3398 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
3399 init_elim_table): Likewise.
3400 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
3401 set_initial_elim_offsets, update_eliminables,
3402 init_elim_table): Likewise.
3403 * rtlanal.c (get_initial_register_offset): Likewise.
3404 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3405 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3406 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3407 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3408 * config/fr30/fr30.h: Fix comment.
3409 * config/frv/frv.c: Likewise.
3410 * config/frv/frv.h: Likewise.
3411 * config/ft32/ft32.h: Likewise.
3412 * config/visium/visium.h: Likewise.
3413 * config/pa/pa64-linux.h: Likewise.
3414 * config/v850/v850.h: Likewise.
3415 * config/cris/cris.c: Likewise.
3416 * config/ia64/ia64.h: Likewise.
3417 * config/moxie/moxie.h: Likewise.
3418 * config/m32r/m32r.h: Likewise.
3420 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
3423 * config.in: Regenerate.
3424 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
3426 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
3427 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
3428 static-libmpxwrappers case.
3429 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
3430 MPX_LD_AS_NEEDED_GUARD_POP.
3431 * configure: Regenerate.
3432 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
3433 defined if linker support "--push-state"/"--pop-state".
3435 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3437 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
3439 2016-09-09 Joseph Myers <joseph@codesourcery.com>
3441 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
3442 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
3443 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
3444 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
3445 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
3446 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
3447 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
3449 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
3450 width macros from TS 18661-1.
3451 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
3453 2016-09-08 Jakub Jelinek <jakub@redhat.com>
3456 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
3457 OMP_CLAUSE_SAFELEN_EXPR.
3459 2016-09-07 David Malcolm <dmalcolm@redhat.com>
3461 * Makefile.in (OBJS): Add substring-locations.o.
3462 * langhooks-def.h (class substring_loc): New forward decl.
3463 (lhd_get_substring_location): New decl.
3464 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
3465 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
3466 * langhooks.c (lhd_get_substring_location): New function.
3467 * langhooks.h (class substring_loc): New forward decl.
3468 (struct lang_hooks): Add field get_substring_location.
3469 * substring-locations.c: New file, taking definition of
3470 format_warning_va and format_warning_at_substring from
3471 c-family/c-format.c, making them non-static.
3472 * substring-locations.h (class substring_loc): Move class here
3473 from c-family/c-common.h. Add and rewrite comments.
3474 (format_warning_va): New decl.
3475 (format_warning_at_substring): New decl.
3476 (get_source_location_for_substring): Add comment.
3478 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
3480 * config/i386/i386.c: Add 'U' suffix to processor feature bits
3481 to avoid -Wnarrowing warning.
3482 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
3483 * opts.c: Likewise for SANITIZER_OPT bitmasks.
3485 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
3487 * config/aarch64/aarch64.c (aarch64_legitimize_address):
3488 Avoid use of base_offset if offset already in range.
3490 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
3492 * config/sh/sh-protos.h (struct sh_atomic_model,
3493 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3494 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3495 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
3496 * config/sh/sh.h (struct sh_atomic_model,
3497 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3498 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3499 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
3500 Guard with __cplusplus.
3502 2016-09-06 Jakub Jelinek <jakub@redhat.com>
3505 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3506 unsupported or unknown ISA, use expand_call.
3508 2016-09-06 Martin Liska <mliska@suse.cz>
3510 PR gcov-profile/77378
3511 PR gcov-profile/77466
3512 * tree-profile.c (tree_profiling): Detect whether target can use
3513 -fprofile-update=atomic.
3515 2016-09-06 Richard Biener <rguenther@suse.de>
3517 PR tree-optimization/77479
3518 * tree-vrp.c (update_value_range): Extend overflow handling to
3521 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3524 * config/i386/i386.md (isa): Add x64_avx512bw.
3525 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3526 (kmov_isa): New mode attr.
3527 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3528 (*zero_extend<mode>si2): Likewise.
3529 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3531 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3533 * doc/invoke.texi (SPU Options): nops -> NOPs.
3534 (x86 Options): Ditto.
3536 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3539 * toplev.c (process_options): Temporarily set input_location
3540 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3542 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3544 PR rtl-optimization/77452
3545 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3546 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3548 2016-09-05 Marek Polacek <polacek@redhat.com>
3551 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3553 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3556 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3557 *insn_out == '*' test. Don't copy unnecessary to yet another
3558 memory buffer, and don't leak it.
3560 PR rtl-optimization/77425
3561 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3563 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3565 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3567 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3569 * common.opt (fdiagnostics-generate-patch): New option.
3570 * diagnostic.c: Include "edit-context.h".
3571 (diagnostic_initialize): Initialize context->edit_context_ptr.
3572 (diagnostic_finish): Delete context->edit_context_ptr.
3573 (diagnostic_report_diagnostic): Add fix-it hints from the
3574 diagnostic to context->edit_context_ptr, if any.
3575 * diagnostic.h (class edit_context): Add forward decl.
3576 (struct diagnostic_context): Add field "edit_context_ptr".
3577 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3578 -fdiagnostics-generate-patch.
3579 (-fdiagnostics-generate-patch): New item.
3580 * toplev.c: Include "edit-context.h".
3581 (process_options): Set global_dc->edit_context_ptr to a new
3582 edit_context if the options need one.
3583 (toplev::main): Handle -fdiagnostics-generate-patch by using
3584 global_dc->edit_context_ptr.
3586 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3589 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3590 map and firstprivate clauses on target construct for _Atomic
3592 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3593 on target construct for _Atomic qualified decls.
3594 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3596 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3597 _Atomic qualified arguments not mentioned in uniform clause.
3599 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3601 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3602 * diagnostic-color.c (color_dict): Add "diff-filename",
3603 "diff-hunk", "diff-delete", and "diff-insert".
3604 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3605 to reflect above changes.
3606 * doc/invoke.texi (-fdiagnostics-color): Update description of
3607 default GCC_COLORS, and of the supported capabilities.
3608 * edit-context.c: New file.
3609 * edit-context.h: New file.
3610 * input.c (struct fcache): Add field "missing_trailing_newline".
3611 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3613 (add_file_to_cache_tab): Likewise.
3614 (fcache::fcache): Likewise.
3615 (get_next_line): Update c->missing_trailing_newline.
3616 (location_missing_trailing_newline): New function.
3617 * input.h (location_missing_trailing_newline): New decl.
3618 * selftest-run-tests.c (selftest::run_tests): Call
3619 edit_context_c_tests.
3620 * selftest.h (edit_context_c_tests): New decl.
3622 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3623 Richard Biener <rguenth@suse.de>
3625 PR tree-optimization/77444
3626 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3627 as steptype, remove redundant initialization.
3629 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3632 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3633 (sanopt_optimize_walker): Optimize away
3634 __asan_before_dynamic_init (...) followed by
3635 __asan_after_dynamic_init () without intervening memory loads/stores.
3636 * ipa-pure-const.c (special_builtin_state): Handle
3637 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3638 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3640 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3642 * cfg.c (free_original_copy_tables): Replace second assignment of
3643 bb_copy = NULL by bb_original = NULL.
3645 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3648 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3649 assignment added in r216794.
3651 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3653 * Makefile.in (OBJS): Add typed-splay-tree.o.
3654 * selftest-run-tests.c (selftest::run_tests): Call
3655 typed_splay_tree_c_tests.
3656 * selftest.h (typed_splay_tree_c_tests): New decl.
3657 * typed-splay-tree.c: New file.
3658 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3659 (typed_splay_tree::max): New method.
3660 (typed_splay_tree::min): New method.
3661 (typed_splay_tree::foreach): New method.
3662 (typed_splay_tree::closure): New struct.
3663 (typed_splay_tree::inner_foreach_fn): New function.
3665 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3667 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3668 -fipa-cp-bit to -fipa-bit-cp.
3670 2016-09-01 Martin Sebor <msebor@redhat.com>
3672 PR tree-optimization/71831
3673 * tree-object-size.h: Return bool instead of the size and add
3674 argument for the size.
3675 * tree-object-size.c (compute_object_offset): Update signature.
3676 (addr_object_size): Same.
3677 (compute_builtin_object_size): Return bool instead of the size
3678 and add argument for the size. Handle POINTER_PLUS_EXPR when
3679 optimization is disabled.
3680 (expr_object_size): Adjust.
3681 (plus_stmt_object_size): Adjust.
3682 (pass_object_sizes::execute): Adjust.
3683 * builtins.c (fold_builtin_object_size): Adjust.
3684 * doc/extend.texi (Object Size Checking): Update.
3685 * ubsan.c (instrument_object_size): Adjust.
3687 2016-09-01 Martin Sebor <msebor@redhat.com>
3689 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3690 it fits the output of the formatted function regardless of its
3692 * gcc/genmodes.c (parser::parse_expr): Same.
3693 * gimplify.c (gimplify_asm_expr): Same.
3694 * passes.c (pass_manager::register_one_dump_file): Same.
3695 * print-tree.c (print_node): Same.
3697 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3699 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3701 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3703 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3705 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3707 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3708 * config/rs6000/vector.md: Ditto.
3709 * config/rs6000/vsx.md: Ditto.
3711 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3713 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3716 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3718 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3719 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3720 *return_and_restore_gpregs_<mode>_r11,
3721 *return_and_restore_gpregs_<mode>_r12,
3722 *return_and_restore_gpregs_<mode>_r1,
3723 *return_and_restore_fpregs_<mode>_r11,
3724 *return_and_restore_fpregs_<mode>_r12,
3725 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3726 directly instead of via the "l" constraint. Renumber operands.
3729 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3731 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3732 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3733 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3734 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3735 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3736 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3737 *call_value_nonlocal_darwin64, reload_macho_picbase,
3738 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3739 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3740 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3741 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3742 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3743 *save_fpregs_<mode>_r1): Ditto.
3744 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3745 *return_and_restore_gpregs_spe): Ditto.
3747 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3749 * config/rs6000/rs6000.md
3750 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3751 the use of the link register.
3752 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3754 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3755 Michael Meissner <meissner@linux.vnet.ibm.com>
3758 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3759 reg+reg addressing for TImode.
3760 (rs6000_legitimate_address_p): Only allow register indirect
3761 addressing for TImode, even without TARGET_QUAD_MEMORY.
3763 2016-09-01 Richard Biener <rguenther@suse.de>
3766 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3767 check whether the result fits the desired result type.
3769 2016-09-01 Nathan Sidwell <nathan@acm.org>
3771 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3773 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3775 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3777 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3779 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3781 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3782 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3783 for comparisons of integer ZERO_EXTEND against zero.
3785 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3787 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3788 STV pass if -mstackrealign is enabled.
3790 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3792 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3795 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3797 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3798 (layout_range::intersects_line_p): New method.
3799 (test_range_contains_point_for_single_point): Rename to...
3800 (test_layout_range_for_single_point): ...this, and add testing
3801 for layout_range::intersects_line_p.
3802 (test_range_contains_point_for_single_line): Rename to...
3803 (test_layout_range_for_single_line): ...this, and add testing
3804 for layout_range::intersects_line_p.
3805 (test_range_contains_point_for_multiple_lines): Rename to...
3806 (test_layout_range_for_multiple_lines): ...this, and add testing
3807 for layout_range::intersects_line_p.
3808 (layout::layout): Populate m_fixit_hints.
3809 (layout::get_expanded_location): Handle the case of a line-span
3811 (layout::validate_fixit_hint_p): New method.
3812 (get_line_span_for_fixit_hint): New function.
3813 (layout::calculate_line_spans): Add spans for fixit-hints.
3814 (layout::should_print_annotation_line_p): New method.
3815 (layout::print_any_fixits): Drop param "richloc", instead using
3816 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3817 (diagnostic_show_locus): Avoid printing blank annotation lines.
3818 (selftest::test_diagnostic_context::test_diagnostic_context):
3819 Initialize show_column and start_span.
3820 (selftest::test_diagnostic_context::start_span_cb): New static
3822 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3823 (selftest::diagnostic_show_locus_c_tests): Update for function
3824 renamings. Call test_diagnostic_show_locus_fixit_lines.
3826 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3828 PR tree-optimization/73714
3829 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3831 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3833 * selftest.c: Move "namespace selftest {" to top of file,
3834 removing explicit "selftest::" qualifiers throughout.
3836 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3838 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3840 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3841 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3842 Replace builtin with vector extension.
3843 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3845 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3846 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3847 Replace builtin with vector extension.
3848 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3849 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3850 Replace builtin with vector extension.
3851 * config/i386/xmmintrin.h (__m128_u): New type.
3852 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3853 (_mm_load_ps, _mm_store_ps): Simplify.
3855 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3857 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3859 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3861 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3862 than 3 ranges per diagnostic by alternating between color 1 and
3864 (layout::layout): Replace use of rich_location::MAX_RANGES
3865 with richloc->get_num_locations ().
3866 (layout::calculate_line_spans): Replace use of
3867 rich_location::MAX_RANGES with m_layout_ranges.length ().
3868 (layout::print_annotation_line): Handle arbitrary numbers of
3869 ranges in caret-printing by defaulting to '^'.
3870 (selftest::test_one_liner_many_fixits): New function.
3871 (test_diagnostic_show_locus_one_liner): Call it.
3872 * diagnostic.c (diagnostic_initialize): Update for renaming
3873 of rich_location::MAX_RANGES to
3874 rich_location::STATICALLY_ALLOCATED_RANGES.
3875 * diagnostic.h (struct diagnostic_context): Likewise.
3877 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3879 * selftest.c (selftest::named_temp_file::named_temp_file): New
3881 (selftest::temp_source_file::~temp_source_file): Move to...
3882 (selftest::named_temp_file::~named_temp_file): ...here.
3883 (selftest::test_named_temp_file): New function.
3884 (selftest::selftest_c_tests): Call test_named_temp_file.
3885 * selftest.h (class named_temp_file): New class.
3886 (class temp_source_file): Convert to a subclass of named_temp_file.
3888 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
3890 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
3891 USEs of LR_REGNO in returns and sibcalls.
3892 (rs6000_output_mi_thunk): Similar.
3893 (rs6000_sibcall_aix): Similar.
3894 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
3895 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
3896 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
3897 Remove the USE of LR_REGNO from the patterns as well. Delete an
3899 (return_internal_<mode>): Delete.
3901 2016-08-30 Tamar Christina <tamar.christina@arm.com>
3903 * gcc/config/aarch64/aarch64-simd.md
3904 (aarch64_ld2<mode>_dreg_le): New.
3905 (aarch64_ld2<mode>_dreg_be): New.
3906 (aarch64_ld2<mode>_dreg): Removed.
3907 (aarch64_ld3<mode>_dreg_le): New.
3908 (aarch64_ld3<mode>_dreg_be): New.
3909 (aarch64_ld3<mode>_dreg): Removed.
3910 (aarch64_ld4<mode>_dreg_le): New.
3911 (aarch64_ld4<mode>_dreg_be): New.
3912 (aarch64_ld4<mode>_dreg): Removed.
3913 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
3915 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3917 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
3918 redundant location param.
3919 (test_one_liner_fixit_remove): Likewise.
3920 (test_one_liner_fixit_replace): Likewise.
3921 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
3922 * gcc-rich-location.c
3923 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
3924 get_range_from_loc. Drop overload taking a const char *.
3925 * gcc-rich-location.h
3926 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
3929 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3931 * config/linux.c (linux_libc_has_function): Return true on musl.
3933 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3935 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
3937 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
3939 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
3940 used for abnormal egdes.
3942 2016-08-30 Jakub Jelinek <jakub@redhat.com>
3944 PR tree-optimization/72866
3945 * tree-vect-patterns.c (search_type_for_mask): Turn into
3946 a small wrapper, move all code to ...
3947 (search_type_for_mask_1): ... this new function. Add caching
3948 and adjust recursive calls.
3951 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
3952 instead of lookup_type_die (type_main_variant (type)) even for array
3956 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
3957 constant pool reference return x instead of c.
3959 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
3961 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
3964 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3967 (selftest::test_make_location_nonpure_range_endpoints): Fix
3970 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3972 * diagnostic-show-locus.c
3973 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
3975 (selftest::test_diagnostic_show_locus_one_liner): Call it.
3976 * input.c (get_pure_location): Move to libcpp/line-map.c.
3977 * input.h (get_pure_location): Convert decl to an inline function
3978 calling implementation in libcpp.
3980 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
3983 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
3984 template for intel asm dialect.
3985 (vec_set_hi_<mode><mask_name>): Ditto.
3987 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3989 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
3990 (selftest::fail_formatted): Likewise.
3992 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3994 * input.c (make_location): Call get_start and get_finish
3995 on the endpoints to avoid storing packed ranges or ad-hoc
3997 (selftest::test_make_location_nonpure_range_endpoints): New function.
3998 (selftest::input_c_tests): Call it.
3999 * input.h (get_start): New inline function.
4001 2016-08-29 Tom de Vries <tom@codesourcery.com>
4004 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4007 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4009 * Makefile.in (gcov-iov.h): Add dummy recipe.
4011 2016-08-29 Nathan Sidwell <nathan@acm.org>
4013 * config/nvptx/nvptx.c: #include tree-vrp.h.
4015 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4018 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4019 HIGH+LO construct during reload.
4021 2016-08-28 Tom de Vries <tom@codesourcery.com>
4024 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4025 'sysv_abi va_list' attribute.
4026 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4027 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4030 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4032 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4033 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4034 (unshare_all_rtl_again): Likewise.
4035 * function.c (assign_stack_local_1): Likewise.
4036 (assign_stack_temp_for_type): Likewise.
4038 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4040 * cfgbuild.c (make_edges): Adjust.
4041 * cfgrtl.c (can_delete_label_p): Likewise.
4042 * dwarf2cfi.c (create_trace_edges): Likewise.
4043 * except.c (sjlj_emit_dispatch_table): Likewise.
4044 * function.h (struct expr_status): make x_forced_labels a vector.
4045 * jump.c (rebuild_jump_labels_1): Adjust.
4046 * reload1.c (set_initial_label_offsets): Likewise.
4047 * stmt.c (force_label_rtx): Likewise.
4048 (expand_label): Likewise.
4050 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4052 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4054 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4056 PR tree-optimization/71077
4057 PR tree-optimization/68542
4058 * fold-const.c (fold_relational_const): Fix folding of
4059 VECTOR_CST comparisons that have a scalar boolean result type.
4060 (selftest::test_vector_folding): New static function.
4061 (selftest::fold_const_c_tests): Call it.
4063 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4065 * doc/extend.texi (SPU Built-in Functions): Remove stale
4066 references to material formerly at IBM and Sony.
4068 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4071 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4073 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4075 * diagnostic-show-locus.c
4076 (selftest::test_fixit_consolidation): New function.
4077 (selftest::diagnostic_show_locus_c_tests): Call it.
4078 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4079 constructor based on source_range.
4081 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4083 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4085 (parse_gcc_colors): Update description of default GCC_COLORS.
4086 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4087 (colorizer::set_fixit_insert): New method.
4088 (colorizer::set_fixit_delete): New method.
4089 (colorizer::get_color_by_name): New method.
4090 (colorizer::STATE_FIXIT_INSERT): New constant.
4091 (colorizer::STATE_FIXIT_DELETE): New constant.
4092 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4093 fields in favor of new field "m_stop_color". Add fields
4094 "m_fixit_insert" and "m_fixit_delete".
4095 (colorizer::colorizer): Update for above changes. Replace
4096 colorize_start calls with calls to get_color_by_name.
4097 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4098 STATE_FIXIT_DELETE. Update for field renamings.
4099 (colorizer::finish_state): Simplify by using m_stop_color,
4100 rather than multiple identical "*_ce" fields.
4101 (colorizer::get_color_by_name): New method.
4102 (layout::print_any_fixits): Print insertions and replacements
4103 using the "fixit-insert" color, and deletions using the
4104 "fixit-delete" color.
4105 * doc/invoke.texi (-fdiagnostics-color): Update description of
4106 default GCC_COLORS, and of the supported capabilities.
4108 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4110 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4111 current_function_static_stack_size variable with the static
4112 stack frame size of the current function when
4113 flag_stack_usage_info is enabled.
4115 2016-08-26 Nathan Sidwell <nathan@acm.org>
4117 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4118 assignment inside if condition.
4120 2016-08-26 Richard Biener <rguenther@suse.de>
4122 PR tree-optimization/69047
4123 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4124 extracts similar to what FRE does.
4125 (non_rewritable_mem_ref_base): Likewise.
4127 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4129 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4130 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4131 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4132 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4133 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4135 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4136 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4137 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4138 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4139 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4141 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4144 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4145 reservation duration to 15 cycles.
4146 (cortex_a8_vfp_macs): Likewise.
4147 (cortex_a8_vfp_macd): Likewise.
4148 (cortex_a8_vfp_divs): Likewise.
4149 (cortex_a8_vfp_divd): Likewise.
4151 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4153 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4154 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4156 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4157 Martin Jambhor <mjambor@suse.cz>
4159 * common.opt: New option -fipa-bit-cp.
4160 * doc/invoke.texi: Document -fipa-bit-cp.
4161 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4162 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4163 * tree-ssa-ccp.h: New header file.
4164 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4165 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4166 Replace all occurences of tree parameter by two new params: signop, int.
4167 (bit_value_unop_1): Change to bit_value_unop and export it.
4168 Replace all occurences of tree parameter by two new params: signop,
4170 (bit_value_binop): Change call from bit_value_binop_1 to
4172 (bit_value_assume_aligned): Likewise.
4173 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4174 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4176 (ccp_finalize): Skip processing if val->mask == 0.
4177 * ipa-cp.c: Include tree-ssa-ccp.h
4178 (ipcp_bits_lattice): New class.
4179 (ipcp_param_lattice (bits_lattice): New member.
4180 (print_all_lattices): Call ipcp_bits_lattice::print.
4181 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4182 (initialize_node_lattices): Likewise.
4183 (propagate_bits_accross_jump_function): New function.
4184 (propagate_constants_accross_call): Call
4185 propagate_bits_accross_jump_function.
4186 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4187 (ipcp_store_bits_results): New function.
4188 (ipcp_driver): Call ipcp_store_bits_results.
4189 * ipa-prop.h (ipa_bits): New struct.
4190 (ipa_jump_func): Add new member bits of type ipa_bits.
4191 (ipa_param_descriptor): Change decl to decl_or_type.
4192 (ipa_get_param): Change decl to decl_or_type and assert on
4194 (ipa_get_type): New function.
4195 (ipcp_transformation_summary): New member bits.
4196 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4197 (ipa_populate_param_decls): Likewise.
4198 (ipa_dump_param): Likewise.
4199 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4201 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4202 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4204 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4205 (ipa_write_jump_function): Add streaming for ipa_bits.
4206 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4207 (write_ipcp_transformation_info): Add streaming for ipa_bits
4209 (read_ipcp_transfomration_info): Add support for reading streamed
4211 (ipcp_update_bits): New function.
4212 (ipcp_transform_function): Call ipcp_update_bits.
4214 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4216 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4217 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4219 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4221 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4223 2016-08-25 Richard Biener <rguenther@suse.de>
4225 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4226 Only add locations in late dwarf.
4227 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4228 (dwarf2out_early_finish): But do it here.
4230 2016-08-24 Michael Collison <michael.collison@linaro.org>
4231 Michael Collison <michael.collison@arm.com>
4233 * config/arm/arm-modes.def: Add new condition code mode CC_V
4234 to represent the overflow bit.
4235 * config/arm/arm.c (maybe_get_arm_condition_code):
4236 Add support for CC_Vmode.
4237 (arm_gen_unlikely_cbranch): New function to generate common
4238 rtl conditional branches for overflow patterns.
4239 * config/arm/arm-protos.h: Add prototype for
4240 arm_gen_unlikely_cbranch.
4241 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4242 addsi3_compareV_upper): New patterns to support signed
4243 builtin overflow add operations.
4244 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4245 New patterns to support unsigned builtin add overflow operations.
4246 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4247 builtin overflow subtract operations,
4248 (usubv<mode>4): New patterns to support unsigned builtin subtract
4249 overflow operations.
4250 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4251 to support builtin overflow negate operations.
4253 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4256 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4258 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4259 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4262 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4264 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4265 MULTILIB_OPTIONS should be used. Small wording fixes.
4266 * genmultilib: Memorize set of all option combinations in
4267 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4268 found in MULTILIB_OPTIONS by checking if option set is listed in
4269 combination_space. Output new and existing error message to stderr.
4271 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4273 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4274 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4275 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4276 (MULTILIB_REUSE): Remove reuse rules for option set including
4277 -mfpu=fp-armv8 and -mfpu=vfpv4
4279 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4281 * config/arm/t-rtems: Add vfp multilib.
4283 2016-08-23 Ian Lance Taylor <iant@golang.org>
4285 * config/s390/s390.c (s390_asm_file_start): Call
4288 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4290 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4291 initialization of all 0's to the 0 constant, instead of directly
4292 generating XOR. Add support for V4SImode vector initialization on
4293 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4294 initialization. Change variables used in V4SFmode vector
4295 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4296 any memory addresses are in index form. Add support for using
4297 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4298 with all of the same element.
4299 (regno_or_subregno): New helper function to return a register
4300 number for either REG or SUBREG.
4301 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4302 Use regno_or_subregno where possible.
4303 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4304 DImode value from two SImode values in order to generate V4SImode
4305 vector initialization on 64-bit systems with direct move.
4306 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4308 (rtx_is_swappable_p): V4SImode vector initialization insn is not
4310 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
4312 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
4313 attributes to initialize V8HImode and V16QImode vectors with the
4315 (VSX_SPLAT_COUNT): Likewise.
4316 (VSX_SPLAT_SUFFIX): Likewise.
4317 (UNSPEC_VSX_VEC_INIT): New unspec.
4318 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
4319 Allow SFmode values to come from Altivec registers.
4320 (vsx_init_v4si): New insn/split for V4SImode vector initialization
4321 on 64-bit systems with direct move.
4322 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
4323 vector initializations, to allow V4SImode vector initializations
4324 on 64-bit systems with direct move.
4325 (vsx_splat_v4si): Likewise.
4326 (vsx_splat_v4si_di): Likewise.
4327 (vsx_splat_v4sf): Likewise.
4328 (vsx_splat_v4sf_internal): Likewise.
4329 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
4331 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
4332 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
4333 initializing V8HImode and V16QImode vectors with the same
4335 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
4336 optimization if -maltivec=be.
4338 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
4340 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
4341 attribute for alternatives 3 and 4.
4343 2016-08-23 David Malcolm <dmalcolm@redhat.com>
4345 * selftest.c (selftest::assert_str_contains): New function.
4346 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
4347 * selftest.h (selftest::assert_str_contains): New decl.
4348 (ASSERT_STR_CONTAINS): New macro.
4350 2016-08-23 Richard Biener <rguenther@suse.de>
4352 PR tree-optimization/77286
4353 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
4355 (vect_transform_loop): Split exit edges of loop and scalar
4356 loop if required and at the appropriate time.
4358 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4360 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4361 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4363 Correct a typo in a comment.
4365 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4367 * config/s390/s390.md ("*andc_split"): New splitter for and with
4370 2016-08-23 Richard Biener <rguenther@suse.de>
4372 PR tree-optimization/27336
4373 * tree-vrp.c (infer_value_range): Handle stmts that can throw
4374 by looking for a non-EH edge.
4375 (process_assert_insertions_for): Likewise.
4377 2016-08-23 Richard Biener <rguenther@suse.de>
4380 * statistics.c (statistics_counter_event): Robustify against
4383 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4385 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4386 for targets amdfam10 and barcelona.
4388 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
4390 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
4391 (zero_extend<mode>di2): Ditto.
4392 (*zero_extend<mode>si2): Ditto.
4393 (*zero_extendqihi2): Ditto.
4395 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4398 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
4399 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
4401 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
4403 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
4404 identical consecutive elements.
4405 [SSA_NAME]: Print the name's def stmt on its own line. When printing
4406 the node's def stmt, avoid printing an unwanted trailing newline by
4407 replacing the call to print_gimple_stmt() with its inlined body and
4408 adjusting it to not set pp_needs_newline and to call pp_flush()
4409 instead of pp_newline_and_flush().
4411 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4413 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
4414 (float32_type_node, float64_type_node, float32x_type_node)
4415 (float128x_type_node): New macros.
4416 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
4417 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
4418 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
4419 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
4420 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
4421 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
4422 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
4423 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
4424 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
4425 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
4426 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
4427 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
4428 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
4429 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
4430 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
4431 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
4432 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
4433 (copysign, fabs, huge_val, inf, nan, nans): Use it.
4434 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
4436 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
4437 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
4438 * doc/extend.texi (Other Builtins): Document these built-in
4440 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
4443 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
4445 * doc/install.texi (Binaries): www.opencsw.org now uses https.
4447 2016-08-22 Richard Biener <rguenther@suse.de>
4449 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
4451 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
4454 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
4455 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
4456 non-SSE2 athlons only, otherwise prefer SSE prefetches.
4458 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4460 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
4461 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
4462 (vrp_visit_switch_stmt): Likewise.
4463 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
4464 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
4465 (vrp_visit_stmt): Use extract_range_from_stmt.
4466 (vrp_visit_phi_node): Use extract_range_from_phi_node.
4468 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4470 * Makefile.in: Add tree-vrp.h to GTFILES.
4471 * gengtype.c (open_base_files): Add tree-vrp.h.
4472 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
4473 * builtins.c: Likewise.
4474 * fold-const.c: Likewise.
4475 * gimple-builder.c: Likewise.
4476 * gimple-laddress.c: Likewise.
4477 * hsa-gen.c: Likewise.
4478 * internal-fn.c: Likewise.
4480 * targhooks.c: Liewise,
4481 * tree-ssa-address.c: Likewise.
4482 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
4483 * tree-vrp.c (struct value_range): Move to tree-vrp.h
4484 * tree-vrp.h: New file.
4486 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4488 PR tree-optimization/61839
4489 * tree-vrp.c (two_valued_val_range_p): New.
4490 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
4491 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
4492 Also Convert VAR BINOP CST where VAR is two-valued to
4493 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
4495 2016-08-19 David Malcolm <dmalcolm@redhat.com>
4497 * diagnostic-show-locus.c
4498 (layout::annotation_line_showed_range_p): New method.
4499 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
4500 Reimplement case fixit_hint::REPLACE to cover removals, and
4501 replacements where the range of the replacement isn't one
4502 of the ranges in the rich_location.
4503 (test_one_liner_fixit_replace): Likewise.
4504 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4506 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4508 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4510 * diagnostic.c (print_parseable_fixits): Remove case
4513 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4516 * config/i386/i386.c (ix86_option_override_internal): Remove
4517 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4518 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4519 Do not try to enable TARGET_PRFCHW ISA flag here.
4520 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4521 Rewrite expander function body.
4522 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4524 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4527 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4528 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4529 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4530 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4531 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4532 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4533 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4534 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4535 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4537 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4539 (struct floatn_type_info): New structure type.
4540 (floatn_nx_types): New variable declaration.
4541 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4542 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4543 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4544 * tree.c (floatn_nx_types): New variable.
4545 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4546 corresponding complex types.
4547 * target.def (floatn_mode): New hook.
4548 * targhooks.c: Include "real.h".
4549 (default_floatn_mode): New function.
4550 * targhooks.h (default_floatn_mode): New prototype.
4551 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4553 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4554 effective-target and dg-add-options keywords.
4555 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4556 Document new effective-target keywords.
4557 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4558 * doc/tm.texi: Regenerate.
4559 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4560 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4561 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4563 * real.h (struct real_format): Add field ieee_bits.
4564 * real.c (ieee_single_format, mips_single_format)
4565 (motorola_single_format, spu_single_format, ieee_double_format)
4566 (mips_double_format, motorola_double_format)
4567 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4568 (ieee_extended_intel_128_format)
4569 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4570 (mips_extended_format, ieee_quad_format, mips_quad_format)
4571 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4572 (decimal_double_format, decimal_quad_format, ieee_half_format)
4573 (arm_half_format, real_internal_format: Initialize ieee_bits
4575 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4576 float128_type_node. Set float80_type_node to float64x_type_node
4577 if appropriate and long_double_type_node not appropriate.
4578 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4579 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4580 Initialize ieee_bits field.
4581 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4582 (rs6000_init_builtins): Set ieee128_float_type_node to
4584 (rs6000_floatn_mode): New function.
4586 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4588 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4589 _rdseed64_step): Uglify argument names and/or local variable names
4590 in inline functions.
4591 * config/i386/rtmintrin.h (_xabort): Likewise.
4592 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4593 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4594 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4595 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4596 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4597 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4598 _mm_maskz_ternarylogic_epi32): Likewise.
4599 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4600 __lwpins32, __lwpins64): Likewise.
4601 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4602 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4603 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4604 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4605 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4606 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4607 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4608 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4609 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4610 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4611 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4612 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4613 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4614 _mm256_mask_i64gather_epi32): Likewise.
4615 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4616 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4617 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4618 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4619 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4620 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4621 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4622 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4623 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4624 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4625 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4626 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4627 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4628 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4629 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4630 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4631 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4632 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4634 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4636 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4637 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4639 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4640 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4642 (_rdpkru_u32): Add space after function name.
4644 * config/i386/t-i386 (i386-c.o): Don't depend on
4645 i386-builtin-types.inc.
4646 (i386.o): Depend on i386-builtin-types.inc.
4648 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4651 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4652 Use const_vec_duplicate to check for duplicated elements.
4654 2016-08-19 Richard Biener <rguenther@suse.de>
4656 PR tree-optimization/77290
4657 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4658 Fix flag_tree_parallelize_loops check.
4660 2016-08-19 Richard Biener <rguenther@suse.de>
4662 * match.pd (x | 0 -> x): Add.
4664 2016-08-19 Richard Biener <rguenther@suse.de>
4666 PR tree-optimization/77286
4667 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4668 Deal with virtual PHIs being out-of-order.
4670 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4672 * doc/invoke.texi (fverbose-asm): Note that source code lines
4673 are emitted, and provide an example.
4674 * final.c (asm_show_source): New function.
4675 (final_scan_insn): Call asm_show_source.
4677 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4679 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4680 param with diagnostic_kind.
4681 (class colorizer): Similarly replace field m_diagnostic with
4683 (colorizer::colorizer): Replace diagnostic
4684 param with diagnostic_kind.
4685 (colorizer::begin_state): Update for above field change.
4686 (layout::layout): Replace diagnostic param with rich_location *
4687 and diagnostic_kind.
4688 (diagnostic_show_locus): Replace diagnostic param with richloc
4689 and diagnostic_kind.
4690 (class selftest::test_diagnostic_context): New class.
4691 (selftest::test_diagnostic_show_locus_unknown_location): New
4693 (selftest::test_one_liner_simple_caret): New function.
4694 (selftest::test_one_liner_caret_and_range): New function.
4695 (selftest::test_one_liner_multiple_carets_and_ranges): New
4697 (selftest::test_one_liner_fixit_remove): New function.
4698 (selftest::test_one_liner_fixit_replace): New function.
4699 (selftest::test_diagnostic_show_locus_one_liner): New function.
4700 (selftest::diagnostic_show_locus_c_tests): Call the new test
4702 * diagnostic.c (diagnostic_initialize): Initialize
4703 colorize_source_p, show_ruler_p and parseable_fixits_p.
4704 (default_diagnostic_finalizer): Update for change to
4705 diagnostic_show_locus.
4706 (diagnostic_append_note): Likewise.
4707 * diagnostic.h (diagnostic_show_locus): Replace
4708 const diagnostic_info * param with location * and diagnostic_t.
4710 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4712 * input.c (saved_line_table): New global.
4713 (class selftest::temp_line_table): Rename to line_table_test and
4714 move declaration to selftest.h, and drop field m_old_line_table.
4715 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4716 (selftest::line_table_test::line_table_test): ...this. Add a
4717 default ctor. Store current value of line_table within
4719 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4720 (selftest::line_table_test::~line_table_test): ...this, and
4721 restore line_table from the saved_line_table, rather than
4723 (selftest::test_accessing_ordinary_linemaps): Update for above
4725 (selftest::test_lexer): Likewise.
4726 (struct selftest::lexer_test): Likewise.
4727 (selftest::lexer_test::lexer_test): Likewise.
4728 (selftest::input_c_tests): Move the looping over test cases from
4730 (selftest::for_each_line_table_case): New function.
4731 * input.h (saved_line_table): New decl.
4732 * selftest.h (struct selftest::line_table_case): New forward decl.
4733 (class selftest::line_table_test): New class, moved here from
4734 selftest::temp_line_table in input.c, and renamed.
4735 (selftest::for_each_line_table_case): New decl.
4737 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4740 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4742 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4745 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4746 enclosing parallel construct for reduction variables on OpenACC loop
4749 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4751 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4752 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4754 (function_to_dwarf_procedure): Update comment.
4756 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4758 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4760 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4762 * selftest.c (selftest::temp_source_file::~temp_source_file):
4763 Evict m_filename from the diagnostic file cache.
4765 2016-08-18 Richard Biener <rguenther@suse.de>
4767 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4768 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4769 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4770 clone materialization.
4771 * passes.def (all_late_ipa_passes): Start with
4772 pass_materialize_all_clones.
4773 * cgraphunit.c (symbol_table::compile): Remove call to
4774 materialize_all_clones.
4775 * tree-into-ssa.c: Include statistics.h.
4776 (update_ssa): Count number of times we do incremental/rewrite
4779 2016-08-18 Richard Biener <rguenther@suse.de>
4781 PR tree-optimization/77282
4782 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4783 When doing auto-parallelizing also prevent use of PHIs that
4784 carry dependences across loop backedges.
4786 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4787 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4789 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4791 2016-08-18 Richard Biener <rguenther@suse.de>
4793 * ssa-iterators.h (ssa_vuse_operand): New inline.
4794 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4795 (predicate_all_scalar_phis): Use remove_phi_node to remove
4796 phi nodes predicated. Delay removing virtual PHIs.
4797 (predicate_mem_writes): Update virtual operands.
4798 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4799 (tree_if_conversion): Do not rewrite virtual SSA form.
4800 * tree-phinodes.c (release_phi_node): Make static.
4801 * tree-phinodes.h (release_phi_node): Remove.
4803 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4805 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4806 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4807 twice to define those.
4808 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4809 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4810 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4811 * config/i386/i386-builtin.def: New file.
4813 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4815 * input.c (get_source_range_for_char): Rename to...
4816 (selftest::get_source_range_for_char): ...this, and move within
4817 the #if CHECKING_P guard.
4818 (get_num_source_ranges_for_substring): Rename to...
4819 (selftest::get_num_source_ranges_for_substring): ...this, move
4820 within the #if CHECKING_P guard, and make static.
4821 (selftest::assert_num_substring_ranges): Initialize
4824 2016-08-18 Alan Modra <amodra@gmail.com>
4826 PR rtl-optimization/72771
4827 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4828 when find_reloads_toplev returns address_reloaded==-1.
4829 (alternative_allows_const_pool_ref): Update comment.
4831 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4833 PR tree-optimization/71752
4834 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4835 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4837 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4839 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4840 instead of testing ECF_NORETURN bit in gimple_call_flags.
4841 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4842 * predict.c (tree_bb_level_predictions): Likewise.
4843 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4846 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4847 turning a call into __builtin_unreachable-like noreturn call, adjust
4848 gimple_call_set_fntype.
4849 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4850 gimple_call_fntype has void return type.
4852 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4854 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4855 maybe_lookup_decl, to handle nested acc loop directives.
4857 2016-08-17 Richard Biener <rguenther@suse.de>
4859 PR tree-optimization/76490
4860 * tree-vrp.c (update_value_range): Preserve overflow infinities
4861 when intersecting with ranges from get_range_info.
4862 (operand_less_p): Handle overflow infinities correctly.
4863 (value_range_constant_singleton): Use vrp_operand_equal_p
4864 to handle overflow max/min correctly.
4865 (vrp_valueize): Likewise.
4866 (union_ranges): Likewise.
4867 (intersect_ranges): Likewise.
4868 (vrp_visit_phi_node): Improve iteration limitation to only
4869 apply when we'll possibly re-visit the PHI via a changed argument
4872 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4874 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
4875 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
4876 rather than those that should not be built.
4878 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
4881 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
4883 2016-08-17 Richard Biener <rguenther@suse.de>
4885 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
4886 (verify_vssa): New function verifying virtual SSA form.
4887 (verify_ssa): Call it.
4888 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
4889 Do not apply loop-closed SSA handling to virtuals.
4890 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
4891 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
4892 when rewriting their symbol.
4893 (prepare_def_site_for): Likewise.
4894 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
4895 operands of moved stmts.
4897 2016-08-17 Richard Biener <rguenther@suse.de>
4899 PR tree-optimization/23855
4900 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
4901 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
4902 find guards to hoist. Do not update SSA form but rewrite virtuals
4903 into loop closed SSA.
4904 (find_loop_guard): Adjust to skip already hoisted guards. Do
4905 not mark virtuals for renaming or update SSA form.
4907 2016-08-17 Martin Liska <mliska@suse.cz>
4909 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
4910 a LONG_LONG_TYPE_SIZE comparison.
4911 * gcov-io.h: Remove macro definitions.
4912 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
4913 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
4916 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4918 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
4919 that builtins not mentioned in bdesc_* arrays come first, then
4920 the ones mentioned in bdesc_* arrays in the order they appear in
4921 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
4922 IX86_BUILTIN__BDESC_*_LAST enumerator.
4923 (bdesc_mpx): Fix up a comment typo.
4924 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
4925 __builtin_ia32_vpcomneu[bwdq] builtins.
4926 (BDESC_VERIFY, BDESC_VERIFYS): Define.
4927 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
4928 enum ix86_builtins ordering.
4929 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
4930 for direct bdesc_* array member access instead of searching all the
4931 arrays until an fcode match is found.
4933 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
4935 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
4936 pattern as define_insn_and_split. Split insn before reload to
4938 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
4939 <shift_insn><mode>3_1.
4940 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
4941 <rotate_insn><mode>3_1.
4943 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4946 * input.c (get_source_range_for_substring): Rename to...
4947 (get_source_location_for_substring): ...this, adding param
4948 "caret_idx", and converting output param from source_range * to
4950 (get_source_range_for_char): New function.
4951 (get_num_source_ranges_for_substring): Update comment to reflect
4953 (assert_char_at_range): Update to use get_source_range_for_char
4954 rather than get_source_range_for_substring.
4955 (test_lexer_string_locations_concatenation_2): Likewise.
4956 * substring-locations.h (get_source_range_for_substring): Rename
4958 (get_source_location_for_substring): ...this, and adding param
4959 "caret_idx", and converting output param from source_range * to
4962 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4964 * input.c (class selftest::temp_source_file): Move to
4966 (selftest::temp_source_file::temp_source_file): Move to
4968 (selftest::temp_source_file::~temp_source_file): Likewise.
4969 * selftest.c (selftest::temp_source_file::temp_source_file): Move
4971 (selftest::temp_source_file::~temp_source_file): Likewise.
4972 * selftest.h (class selftest::temp_source_file): Move here from
4975 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4978 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
4979 inlining, add cgraph edge for the added __builtin_unreachable call.
4982 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
4983 only cast it to SHWI for the final comparison.
4985 2016-08-16 Martin Liska <mliska@suse.cz>
4987 PR gcov-profile/36412
4988 * doc/gcov.texi: Document --hash-filenames(-x).
4989 * gcov.c (print_usage): Add the option.
4990 (process_args): Process the option, sort options alphabetically.
4991 (md5sum_to_hex): New function.
4992 (make_gcov_file_name): Do the md5sum and append it to a
4995 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4997 PR tree-optimization/69848
4998 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
4999 and swtich operands to avoid additional NOT instruction.
5000 (vcond<v_cmp_mixed><mode>): Ditto.
5001 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5003 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5005 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5007 2016-08-16 Richard Biener <rguenther@suse.de>
5009 PR tree-optimization/76783
5010 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5011 BB visited flags at start.
5013 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5015 PR tree-optimization/72817
5016 PR tree-optimization/73450
5017 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5018 multiple_of_p for adjusted IV.base.
5020 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5023 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5024 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5025 for !flag_finite_math_only or flag_signed_zeros.
5026 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5027 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5028 depend on flag_finite_math_only.
5029 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5031 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5032 (*ieee_smin<mode>3): Ditto.
5033 (*ieee_smax<mode>3): Ditto.
5034 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5035 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5037 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5038 depend on flag_finite_math_only.
5039 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5040 (*mmx_<code>v2sf3): Remove.
5041 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5042 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5043 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5045 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5047 PR rtl-optimization/73650
5048 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5049 it is not a simple move.
5051 2016-08-15 Martin Liska <mliska@suse.cz>
5054 * gcc.c (do_spec_1): Call save_string with the right size.
5055 (save_string): Do an assert about string we copy.
5057 2016-08-15 Richard Biener <rguenther@suse.de>
5059 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5060 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5062 (pass_data_stv): Likewise.
5064 2016-08-15 Richard Biener <rguenther@suse.de>
5066 PR tree-optimization/73434
5067 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5068 TBAA info on the base when forwarding a non-invariant address.
5070 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5072 * dwarf2out.c (struct checksum_attributes): Add
5073 at_string_length_bit_size and at_string_length_byte_size fields.
5074 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5075 and DW_AT_string_length_byte_size.
5076 (die_checksum_ordered): Handle at_string_length_bit_size and
5077 at_string_length_byte_size.
5078 (gen_array_type_die): For dwarf_version >= 5 emit
5079 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5080 (adjust_string_types): For dwarf_version >= 5 remove
5081 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5082 (resolve_addr): Likewise.
5085 * dwarf2out.c (string_types): New variable.
5086 (gen_array_type_die): Change early_dwarf handling of
5087 DW_AT_string_length, create DW_OP_call4 referencing the
5088 length var temporarily. Handle parameters that are pointers
5090 (adjust_string_types): New function.
5091 (gen_subprogram_die): Temporarily set string_types to local var,
5092 call adjust_string_types if needed.
5093 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5095 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5097 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5099 * doc/install.texi (*-*-solaris2*): Fix version number and document
5100 requirement on GNU make for building libjava with the Solaris linker.
5102 2016-08-15 Martin Liska <mliska@suse.cz>
5103 Jakub Jelinek <jakub@redhat.com>
5105 PR tree-optimization/72824
5106 * tree-loop-distribution.c (const_with_all_bytes_same)
5107 <case VECTOR_CST>: Fix a typo.
5109 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5112 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5113 Renamed from _mm512_undefined_si512.
5114 (_mm_undefined_si512): New definition.
5116 2016-08-13 Richard Biener <rguenther@suse.de>
5118 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5119 into PHIs and update the lattice for its def.
5121 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5124 * ubsan.c (instrument_si_overflow): Pass true instead of false
5126 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5127 of bbs. Return TODO_cleanup_cfg if any returned true.
5129 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5131 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5132 ISA 3.0 MTVSRDD instruction.
5133 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5136 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5138 PR tree-optimization/71083
5139 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5140 bitfield access when possible.
5142 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5145 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5146 sign-changing cast from a shorter unsigned type to a wider
5149 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5151 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5152 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5153 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5155 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5157 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5158 Correct costs for vec_construct.
5160 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5162 PR tree-optimization/69848
5163 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5164 type CONST_COND_REDUCTION.
5165 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5166 reudction type CONST_COND_REDUCTION.
5168 2016-08-12 Richard Biener <rguenther@suse.de>
5170 PR tree-optimization/57326
5171 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5172 returning an SSA name.
5173 (phi_translate_1): When fully_constant_expression returns a NAME
5174 make sure we have a leader for it.
5176 2016-08-12 Martin Liska <mliska@suse.cz>
5177 Adam Fineman <afineman@afineman.com>
5179 * gcov.c (process_file): Create .gcov file when .gcda
5182 2016-08-12 Marek Polacek <polacek@redhat.com>
5185 * alias.c (find_base_value): Adjust fall through comment.
5186 * cfgexpand.c (expand_debug_expr): Likewise.
5187 * combine.c (find_split_point): Likewise.
5188 (expand_compound_operation): Likewise. Add FALLTHRU.
5189 (make_compound_operation): Adjust fall through comment.
5190 (canon_reg_for_combine): Add FALLTHRU.
5191 (force_to_mode): Adjust fall through comment.
5192 (simplify_shift_const_1): Likewise.
5193 (simplify_comparison): Likewise.
5194 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5196 * config/aarch64/predicates.md: Likewise.
5197 * config/i386/i386.c (function_arg_advance_32): Likewise.
5198 (ix86_gimplify_va_arg): Likewise.
5199 (print_reg): Likewise.
5200 (ix86_print_operand): Likewise.
5201 (ix86_build_const_vector): Likewise.
5202 (ix86_expand_branch): Likewise.
5203 (ix86_sched_init_global): Adjust fall through comment.
5204 (ix86_expand_args_builtin): Add FALLTHRU.
5205 (ix86_expand_builtin): Likewise.
5206 (ix86_expand_vector_init_one_var): Likewise.
5207 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5208 (rs6000_adjust_cost): Likewise.
5209 (insn_must_be_first_in_group): Likewise.
5210 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5211 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5212 * df-scan.c (df_uses_record): Likewise.
5213 * dojump.c (do_jump): Add FALLTHRU.
5214 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5216 (resolve_args_picking_1): Adjust fall through comment.
5217 (loc_list_from_tree_1): Likewise.
5218 * expmed.c (make_tree): Likewise.
5219 * expr.c (expand_expr_real_2): Add FALLTHRU.
5220 (expand_expr_real_1): Likewise. Adjust fall through comment.
5221 * fold-const.c (const_binop): Adjust fall through comment.
5222 (fold_truth_not_expr): Likewise.
5223 (fold_cond_expr_with_comparison): Add FALLTHRU.
5224 (fold_binary_loc): Likewise.
5225 (contains_label_1): Adjust fall through comment.
5226 (multiple_of_p): Likewise.
5227 * gcov-tool.c (process_args): Add FALLTHRU.
5228 * genattrtab.c (check_attr_test): Likewise.
5229 (write_test_expr): Likewise.
5230 * genconfig.c (walk_insn_part): Likewise.
5231 * genpreds.c (validate_exp): Adjust fall through comment.
5232 (needs_variable): Likewise.
5233 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5234 (subst_dup): Likewise.
5235 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5236 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5237 (gimplify_scan_omp_clauses): Add FALLTHRU.
5238 (goa_stabilize_expr): Likewise.
5239 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5241 * hsa-gen.c (get_address_from_value): Likewise.
5242 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5243 * ira.c (ira_setup_alts): Add FALLTHRU.
5244 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5246 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5247 * opts.c (common_handle_option): Likewise.
5248 * read-rtl.c (read_rtx_code): Likewise.
5249 * real.c (round_for_format): Likewise.
5250 * recog.c (asm_operand_ok): Likewise.
5251 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5252 * reload1.c (set_label_offsets): Likewise.
5253 (eliminate_regs_1): Likewise.
5254 (reload_reg_reaches_end_p): Likewise.
5255 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5256 (rtx_cost): Likewise.
5257 * sched-rgn.c (is_exception_free): Likewise.
5258 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5259 * stor-layout.c (int_mode_for_mode): Likewise.
5260 * toplev.c (print_to_asm_out_file): Likewise.
5261 (print_to_stderr): Likewise.
5262 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5263 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5264 (chrec_fold_multiply): Likewise.
5265 (evolution_function_is_invariant_rec_p): Likewise.
5266 (for_each_scev_op): Likewise.
5267 * tree-data-ref.c (siv_subscript_p): Likewise.
5268 (get_references_in_stmt): Likewise.
5269 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5270 (substitute_in_expr): Likewise.
5271 (type_cache_hasher::equal): Likewise.
5272 (walk_type_fields): Likewise.
5273 * var-tracking.c (adjust_mems): Add FALLTHRU.
5274 (set_dv_changed): Adjust fall through comment.
5275 * varasm.c (default_function_section): Add FALLTHRU.
5277 2016-08-12 Marek Polacek <polacek@redhat.com>
5280 * tree-complex.c (expand_complex_division): Add missing break.
5282 2016-08-12 Richard Biener <rguenther@suse.de>
5284 * passes.c (execute_todo): Do not push/pop TV_TODO.
5285 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5286 (execute_one_pass): Likewise.
5287 * common.opt (ftime-report-details): New switch.
5288 * doc/invoke.texi (ftime-report-details): Document.
5289 * timevar.h (timer::print_row): Adjust signature.
5290 (timer::all_zero): New static helper.
5291 (timer::child_map_t): New typedef.
5292 (timer::time_var_def): Add children field.
5293 * timevar.c (timer::named_items::print): Adjust.
5294 (timer::~timer): Free timevar recorded children.
5295 (timer::pop_internal): When -ftime-report-details record
5296 time spent in sub-timevars.
5297 (timer::print_row): Adjust.
5298 (timer::print): Print sub-timevar stats, use all_zero.
5299 * timevar.def (TV_TODO): Remove.
5301 2016-08-12 Richard Biener <rguenther@suse.de>
5303 PR tree-optimization/72851
5304 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5305 worklists to use bitmaps indexed in execution order.
5306 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5307 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5308 (cfg_blocks): Make a bitmap.
5309 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
5311 (cfg_blocks_empty_p): Adjust.
5312 (cfg_blocks_add): Likewise.
5313 (cfg_blocks_get): Likewise.
5314 (add_ssa_edge): Likewise.
5315 (add_control_edge): Likewise.
5316 (simulate_stmt): Likewise.
5317 (process_ssa_edge_worklist): Likewise.
5318 (simulate_block): Likewise.
5319 (ssa_prop_init): Compute PRE order and stmt UIDs.
5320 (ssa_prop_fini): Adjust.
5321 (ssa_propagate): Adjust.
5323 2016-08-12 Richard Biener <rguenther@suse.de>
5325 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
5326 the currently executable edges have fixed ranges. Always
5327 go through update_value_range.
5329 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
5333 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
5334 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
5335 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
5336 (LANG_HOOKS_DECLS): Add it.
5337 * langhooks.h (struct lang_hooks_for_decls): Add
5338 function_decl_defaulted. Const_tree-ify
5339 function_decl_explicit_p and function_decl_deleted_p.
5340 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
5341 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
5342 also at strict DWARF v5.
5345 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
5346 TYPE_QUAL_CONST in reference-typed decls.
5349 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
5350 in DW_OP_pieces, just enough to handle pointers to member
5352 (gen_remaining_tmpl_value_param_die_attribute): Use a location
5353 expression on DWARFv5 if a constant value doesn't work.
5355 2016-08-11 David Malcolm <dmalcolm@redhat.com>
5357 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
5358 * selftest.c (selftest::test_assertions): New function.
5359 (selftest::selftest_c_tests): New function.
5360 * selftest.h (selftest::selftest_c_tests): New declaration.
5362 2016-08-11 Richard Biener <rguenther@suse.de>
5363 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5365 PR rtl-optimization/72855
5366 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
5368 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5371 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
5372 (vsx_store_<mode>): Likewise.
5374 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5376 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
5377 TImode CONST_WIDE_INT store.
5378 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
5380 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5382 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
5383 mode if unaligned SSE load and store are optimal.
5385 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5387 PR tree-optimization/71083
5388 * tree-predcom.c (ref_at_iteration): Correctly align the
5391 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5393 * config/s390/s390-builtin-types.def: Add INT128 types.
5394 * config/s390/s390-builtins.def: Add INT128 variants for the add
5395 sub low-level builtins dealing with TImode.
5396 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
5397 via subreg when expanding a builtin.
5398 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
5399 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
5401 * config/s390/vecintrin.h: Adjust builtin names accordingly.
5402 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
5403 ("vec_addc<mode>", "vec_addc_u128"): Merge to
5404 "vacc<bhfgq>_<mode>".
5405 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
5406 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
5407 ("vec_subc<mode>", "vec_subc_u128"): Merge to
5408 "vscbi<bhfgq>_<mode>".
5409 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
5410 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
5412 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5414 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
5416 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5418 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
5420 (vcond<v_cmp_mixed><mode>): Ditto.
5421 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5423 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5425 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
5426 variable explicitly, also assert on it before use.
5428 2016-08-11 Richard Biener <rguenther@suse.de>
5430 PR tree-optimization/72772
5431 * cfgloopmanip.c (create_preheader): Use split_edge if there
5432 is a single loop entry, avoiding degenerate PHIs.
5434 2016-08-11 Richard Biener <rguenther@suse.de>
5436 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
5437 unconditional TODO_cleanup_cfg.
5438 (pass_thread_jumps::execute): Initialize loops, perform a CFG
5439 cleanup only if we threaded a jump.
5441 2016-08-11 Alan Modra <amodra@gmail.com>
5444 * lra-constraints.c (simplify_operand_subreg): Allow subreg
5445 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
5446 slow. Emit two reloads for slow mem case, first loading in
5447 fast innermode, then converting to required mode.
5449 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5451 * config/rs6000/altivec.h (vec_extract_exp): New macro.
5452 (vec_extract_sig): New macro.
5453 (vec_insert_exp): New macro.
5454 (vec_test_data_class): New macro.
5455 (scalar_extract_exp): New macro.
5456 (scalar_extract_sig): New macro.
5457 (scalar_insert_exp): New macro.
5458 (scalar_test_data_class): New macro.
5459 (scalar_test_neg): New macro.
5460 (scalar_cmp_exp_gt): New macro.
5461 (scalar_cmp_exp_lt): New macro.
5462 (scalar_cmp_exp_eq): New macro.
5463 (scalar_cmp_exp_unordered): New macro.
5464 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
5465 to enforce constraint that operand is a 7-bit unsigned literal.
5466 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
5467 for power9 built-ins.
5468 (BU_P9V_VSX_2): Likewise.
5469 (BU_P9V_64BIT_VSX_2): Likewise.
5470 (VSEEDP): Add scalar extract exponent support.
5471 (VSEESP): Add scalar extract signature support.
5472 (VSTDCNDP): Add scalar test negative support.
5473 (VSTDCNSP): Likewise.
5474 (VSIEDP): Add scalar insert exponent support.
5475 (VSCEDPGT): Add scalar compare exponent greater than support.
5476 (VSCEDPLT): Add scalar compare exponent less than support.
5477 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
5478 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
5479 (VSTDCDP): Add scalar test data class support.
5480 (VSTDCSP): Likewise.
5481 (VSEEDP): Add overload support for scalar extract exponent
5483 (VSESDP): Add overload support for scalar extract signature
5485 (VSTDCN): Add overload support for scalar test negative
5487 (VSTDCNDP): Add overload support for scalar test negative
5489 (VSTDCNSP): Add overload support for scalar test negative
5491 (VSIEDP): Add overload support for scalar insert exponent
5493 (VSTDC): Add overload support for scalar test data class
5495 (VSTDCDP): Add overload support for scalar test data class
5497 (VSTDCSP): Add overload support for scalar test data class
5499 (VSCEDPGT): Add overload support for scalar compare exponent
5500 greater than operation.
5501 (VSCEDPLT): Add overload support for scalar compare exponent
5502 less than operation.
5503 (VSCEDPEQ): Add overload support for scalar compare exponent
5504 test-for-equality operation.
5505 (VSCEDPUO): Add overload support for scalar compare exponent
5506 test-for-unordered operation.
5507 (VEEDP): Add vector extract exponent support.
5509 (VESDP): Add vector extract significand support.
5511 (VIEDP): Add vector insert exponent support.
5513 (VTDCDP): Add vector test data class support.
5515 (VES): Add overload support for vector extract significand operation.
5518 (VEE): Add overload support for vector extract exponent operation.
5521 (VTDC): Add overload support for vector test data class operation.
5524 (VIE): Add overload support for vector insert exponent operation.
5527 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5528 overloaded binary floating point functions.
5529 (altivec_resolve_overloaded_builtin): Improve error messages to
5530 distinguish between functions not supported in the current
5531 compiler configuration and functions that were invoked with an
5532 invalid parameter combination, and include the built-in function
5533 name in both error messages.
5534 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5536 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5538 (rs6000_expand_binop_builtin): Add check to enforce that argument
5539 2 of the test data class operations is a 7-bit unsigned literal.
5540 (rs6000_invalid_builtin): Add code to issue an error message if a
5541 built-in function that requires the power9_vector and -m32
5542 command-line options is compiled without these options.
5543 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5544 (UNSPEC_VSX_SXSIGDP): New value.
5545 (UNSPEC_VSX_SXSIGPDP): New value.
5546 (UNSPEC_VSX_SIEXPDP): New value.
5547 (UNSPEC_VSX_SCMPEXPDP): New value.
5548 (UNSPEC_VSX_STSTDC): New value.
5549 (UNSPEC_VSX_VXEXP): New value.
5550 (UNSPEC_VSX_VXSIG): New value.
5551 (UNSPEC_VSX_VIEXP): New value.
5552 (UNSPEC_VSX_VTSTDC): New value.
5553 (xsxexpdp): New insn for scalar extract exponent.
5554 (xsxsigdp): New insn for scalar extract significand.
5555 (xsiexpdp): New insn for scalar insert exponent.
5556 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5557 (*xscmpexpdp): New insn for scalar compare exponents.
5558 (xststdc<Fvsx): New expansion for both single- and
5559 double-precision scalar test data class operations.
5560 (xststdcneg<Fvsx>): New expansion for both single- and
5561 double-precision scalar test for negative value operations.
5562 (*xststdc<Fvsx>): New insn for scalar test data class
5564 (xvxexp<VSs>): New insn for single- and double-precision
5565 vector extract exponent operation.
5566 (xvxsig<VSs>): New insn for single- and double-precision
5567 vector extract significand operation.
5568 (xviexp<VSs>): New insn for single- and double-precision
5569 vector insert exponent operation.
5570 (xvtstdc<VSs>): New insn for single- and double-precision
5571 vector test data class operation.
5572 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5573 built-in functions to represent the Power9 binary floating-point
5574 support instructions.
5576 2016-08-10 bin cheng <bin.cheng@arm.com>
5578 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5580 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5581 Renlin Li <renlin.li@arm.com>
5582 Bin Cheng <bin.cheng@arm.com>
5584 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5585 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5586 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5587 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5588 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5589 (vcond<v_cmp_result><mode>): Ditto.
5590 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5591 (vcondu<mode><mode>): Ditto.
5592 (vcond<v_cmp_mixed><mode>): New pattern.
5593 (vcondu<mode><v_cmp_mixed>): New pattern.
5594 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5595 of aarch64_vcond_internal.
5597 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5598 Renlin Li <renlin.li@arm.com>
5599 Bin Cheng <bin.cheng@arm.com>
5601 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5602 (vec_cmp<mode><v_cmp_result>): New pattern.
5603 (vec_cmpu<mode><mode>): New pattern.
5604 (vcond_mask_<mode><v_cmp_result>): New pattern.
5606 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5608 PR tree-optimization/71734
5609 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5610 REF_LOOP, invoke ref_indep_loop_p_1.
5611 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5612 to ref_indep_loop_p.
5613 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5614 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5615 is inside LOOP, do not cache dpendence value for loops with
5617 (ref_indep_loop_p_2): Delete function.
5618 (can_sm_ref_p): Pass LOOP as additional argument to
5621 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5624 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5625 being an offsettable address.
5627 2016-08-10 Martin Liska <mliska@suse.cz>
5629 PR gcov-profile/58306
5630 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5631 atomic variants of profile update functions.
5633 2016-08-10 Martin Liska <mliska@suse.cz>
5635 Cherry picked (and modified) from google-4_7 branch
5636 2012-12-26 Rong Xu <xur@google.com>
5637 * common.opt (fprofile-update): Add new flag.
5638 * coretypes.h: Define enum profile_update.
5639 * doc/invoke.texi: Document -fprofile-update.
5640 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5641 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5642 * tree-profile.c (gimple_init_edge_profiler): Generate
5643 also atomic profiler update.
5644 (gimple_gen_edge_profiler): Likewise.
5646 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5648 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5649 stack_usage_file to NULL after fclose calls.
5651 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5654 * reload.c (push_reload): Compute subreg_in_class for
5655 subregs of constants and plus expressions. Remove special
5656 handling of SYMBOL_REFs.
5658 2016-08-10 Alan Modra <amodra@gmail.com>
5661 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5662 SImode for TARGET_E500_DOUBLE when given SImode.
5664 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5666 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5667 unused variable __O.
5669 2016-08-09 Martin Liska <mliska@suse.cz>
5671 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5672 _gcov_reset to __gcov_reset.
5673 * doc/gcov-tool.texi: Fix typo.
5675 2016-08-09 Martin Liska <mliska@suse.cz>
5677 * value-prof.c (gimple_divmod_values_to_profile): Do not
5678 instrument MOD histogram if a value is not a SSA name.
5680 2016-08-09 Martin Liska <mliska@suse.cz>
5682 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5685 2016-08-09 Renlin Li <renlin.li@arm.com>
5688 * calls.c (prepare_call_address): Convert funexp to Pmode when
5690 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5691 (sibcall_value): Likewise.
5693 2016-08-09 Marek Polacek <polacek@redhat.com>
5696 * cselib.c (cselib_expand_value_rtx_1): Add return.
5697 * gengtype.c (dbgprint_count_type_at): Likewise.
5698 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5699 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5701 2016-08-09 Martin Jambor <mjambor@suse.cz>
5704 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5705 if instance is a MEM_REF.
5707 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5710 * config/i386/i386.md (*movtf_internal): Use
5711 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5712 in the insn constraint.
5713 (*movxf_internal): Ditto.
5714 (*movdf_internal): Ditto.
5715 (*movsf_internal): Ditto.
5717 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5719 PR tree-optimization/72772
5720 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5723 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5725 PR tree-optimization/72772
5726 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5728 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5729 parameter STOP and update calls. Move expand_simple_operations
5730 function call from here...
5731 (simplify_using_initial_conditions): ...to here. Delete parameter
5733 (tree_simplify_using_condition): Delete parameter STOP.
5734 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5735 simplify_using_initial_conditions.
5737 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5740 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5741 Use create_tmp_var_raw instead of create_tmp_var.
5743 2016-08-09 Richard Biener <rguenther@suse.de>
5745 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5746 Treat same SSA names related.
5748 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5750 PR tree-optimization/72824
5751 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5752 real_zerop is not negative.
5754 2016-08-09 Richard Biener <rguenther@suse.de>
5756 PR tree-optimization/71802
5757 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5758 all merge opportunities with the predecessor.
5760 2016-08-09 Richard Biener <rguenther@suse.de>
5763 * ipa-prop.c (ipa_modify_formal_parameters): Build
5764 parameter types with natural alignment also for the
5767 2016-08-08 Andi Kleen <ak@linux.intel.com>
5769 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5771 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5774 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5775 do-nothing langhook.
5776 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5777 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5778 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5779 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5781 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5784 * input.c: Ensure that HAVE_ICONV is defined.
5786 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5789 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5790 private vars for lastprivate and for linear iterator.
5793 * omp-simd-clone.c: Include varasm.h.
5794 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5795 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5796 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5797 update function name.
5799 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5801 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5802 (avr_diagnose_devicespecs_error): Remove.
5803 (avr_devicespecs_file): Remove composing absolute path for specfile
5804 and its verbose info. Remove conditions to check specs-file,
5806 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5808 PR rtl-optimization/72821
5809 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5810 just return false for them.
5812 2016-08-08 Alan Modra <amodra@gmail.com>
5815 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5816 toc refs created during reload. Update function comment.
5818 2016-08-08 Alan Modra <amodra@gmail.com>
5821 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5822 alternatives. Put loads first, then stores, and reg/reg moves
5823 within same class later. Delete attr length.
5825 2016-08-08 Alan Modra <amodra@gmail.com>
5828 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5829 (mem_operand_ds_form): New predicate.
5830 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5831 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5832 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5833 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5834 (extendsfdf2_fpr): Replace o constraint with wY.
5836 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5838 * tree-ssa-threadbackward.c: Include tree-inline.h
5839 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5840 size of copied block; for cold paths reduce duplication.
5841 (find_jump_threads_backwards): Remove redundant tests.
5842 (pass_thread_jumps::gate): Enable for -Os.
5844 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5847 * stor-layout.c (layout_decl): Fix up formatting.
5848 (relayout_decl): Allow DECL to be FIELD_DECL.
5850 2016-08-07 Alan Modra <amodra@gmail.com>
5852 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5854 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5856 * data-streamer-in.c (streamer_read_wide_int): New.
5857 (streamer_read_widest_int): Renamed function.
5858 * data-streamer-out.c (streamer_write_wide_int): New
5859 (streamer_write_widest_int): Renamed function.
5860 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5862 (input_cfg): Call renamed function.
5863 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5865 (output_cfg): Call renamed function.
5866 * data-streamer.h: Add declarations.
5868 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5870 * tree-ssa-ccp.c (extend_mask): New param sgn.
5871 Remove ORing with wi::mask.
5872 (get_default_value): Adjust call to extend_mask to pass sign.
5873 (evaluate_stmt): Likewise.
5875 2016-08-06 Jakub Jelinek <jakub@redhat.com>
5877 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
5880 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5882 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
5883 transform if operand's type is pointer to function or method.
5885 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5887 PR tree-optimization/18046
5888 * tree-ssa-threadedge.c: Include cfganal.h.
5889 (simplify_control_statement_condition): If simplifying a
5890 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
5891 with the dominating ASSERT_EXPR before handing it off to VRP.
5892 Mention that a CASE_LABEL_EXPR may be returned.
5893 (thread_around_empty_blocks): Adjust to handle
5894 simplify_control_statement_condition() returning a
5896 (thread_through_normal_block): Likewise.
5897 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
5898 a switch statement by trying to determine which case label
5901 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
5903 PR rtl-optimization/69847
5904 * lra-constraints.c (process_invariant_for_inheritance): Save
5905 pattern instead of src.
5906 (remove_inheritance_pseudos): Use the pattern. Add assert.
5908 2016-08-05 David Malcolm <dmalcolm@redhat.com>
5910 * input.c (string_concat::string_concat): New constructor.
5911 (string_concat_db::string_concat_db): New constructor.
5912 (string_concat_db::record_string_concatenation): New method.
5913 (string_concat_db::get_string_concatenation): New method.
5914 (string_concat_db::get_key_loc): New method.
5915 (class auto_cpp_string_vec): New class.
5916 (get_substring_ranges_for_loc): New function.
5917 (get_source_range_for_substring): New function.
5918 (get_num_source_ranges_for_substring): New function.
5919 (class selftest::lexer_test_options): New class.
5920 (struct selftest::lexer_test): New struct.
5921 (class selftest::ebcdic_execution_charset): New class.
5922 (selftest::ebcdic_execution_charset::s_singleton): New variable.
5923 (selftest::lexer_test::lexer_test): New constructor.
5924 (selftest::lexer_test::~lexer_test): New destructor.
5925 (selftest::lexer_test::get_token): New method.
5926 (selftest::assert_char_at_range): New function.
5927 (ASSERT_CHAR_AT_RANGE): New macro.
5928 (selftest::assert_num_substring_ranges): New function.
5929 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
5930 (selftest::assert_has_no_substring_ranges): New function.
5931 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
5932 (selftest::test_lexer_string_locations_simple): New function.
5933 (selftest::test_lexer_string_locations_ebcdic): New function.
5934 (selftest::test_lexer_string_locations_hex): New function.
5935 (selftest::test_lexer_string_locations_oct): New function.
5936 (selftest::test_lexer_string_locations_letter_escape_1): New function.
5937 (selftest::test_lexer_string_locations_letter_escape_2): New function.
5938 (selftest::test_lexer_string_locations_ucn4): New function.
5939 (selftest::test_lexer_string_locations_ucn8): New function.
5940 (selftest::uint32_from_big_endian): New function.
5941 (selftest::test_lexer_string_locations_wide_string): New function.
5942 (selftest::uint16_from_big_endian): New function.
5943 (selftest::test_lexer_string_locations_string16): New function.
5944 (selftest::test_lexer_string_locations_string32): New function.
5945 (selftest::test_lexer_string_locations_u8): New function.
5946 (selftest::test_lexer_string_locations_utf8_source): New function.
5947 (selftest::test_lexer_string_locations_concatenation_1): New
5949 (selftest::test_lexer_string_locations_concatenation_2): New
5951 (selftest::test_lexer_string_locations_concatenation_3): New
5953 (selftest::test_lexer_string_locations_macro): New function.
5954 (selftest::test_lexer_string_locations_stringified_macro_argument):
5956 (selftest::test_lexer_string_locations_non_string): New function.
5957 (selftest::test_lexer_string_locations_long_line): New function.
5958 (selftest::test_lexer_char_constants): New function.
5959 (selftest::input_c_tests): Call the new test functions once per
5960 case within the line_table test matrix.
5961 * input.h (struct string_concat): New struct.
5962 (struct location_hash): New struct.
5963 (class string_concat_db): New class.
5964 * substring-locations.h: New header.
5966 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5968 PR tree-optimization/72810
5969 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
5970 the type of the case labels when truncating.
5972 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
5975 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
5976 (aarch64_fp16_ptr_type_node): Likewise.
5977 * config/aarch64/aarch64-simd-builtins.c
5978 (aarch64_fp16_ptr_type_node): Define.
5979 (aarch64_init_fp16_types): New, refactored out of...
5980 (aarch64_init_builtins): ...here, update to call
5981 aarch64_init_fp16_types.
5982 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
5984 (aapcs_vfp_sub_candidate): Likewise.
5986 2016-08-05 Martin Liska <mliska@suse.cz>
5987 Joshua Cranmer <Pidgeot18@gmail.com>
5989 * gcov.c (line_t::has_block): New function.
5990 (enum loop_type): New enum.
5991 (handle_cycle): New function.
5992 (unblock): Likewise.
5993 (circuit): Likewise.
5994 (get_cycles_count): Likewise.
5995 (accumulate_line_counts): Use new loop detection algorithm.
5997 2016-08-05 Martin Liska <mliska@suse.cz>
5999 * gcov.c (output_intermediate_file): Rename
6000 function_info::line_next to next_file_fn.
6001 (process_file): Likewise.
6002 (read_graph_file): Likewise.
6003 (accumulate_line_counts): Likewise.
6004 (output_lines): Likewise.
6006 2016-08-05 Richard Biener <rguenther@suse.de>
6008 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6009 restriction on threading to a loop header.
6011 2016-08-05 Richard Biener <rguenther@suse.de>
6013 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6014 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6015 adjust loop info accordingly.
6017 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6019 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6020 before folding call to __builtin_constant_p with parameters to false.
6022 2016-08-05 Alan Modra <amodra@gmail.com>
6024 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6025 code accidentally committed 2016-05-02 providing class when given
6028 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6030 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6031 the case label ranges that partially overlap with OP's value
6034 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6037 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6038 Cast builtin function result to __mmask16 instead of __mmask8.
6039 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6040 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6041 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6043 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6045 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6046 (ASSERT_TRUE_AT): New macro.
6047 (ASSERT_FALSE): Reimplement in terms of...
6048 (ASSERT_FALSE_AT): New macro.
6049 (ASSERT_STREQ_AT): Fix typo in comment.
6051 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6053 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6054 labels are exhaustive, designate the label with the widest
6055 range to be the default label.
6057 2016-08-04 Andrew Pinski <apinski@cavium.com>
6059 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6060 (thunderx_tunings): Use thunderx_vector_cost instead of
6061 generic_vector_cost.
6063 2016-08-04 Martin Liska <mliska@suse.cz>
6065 * gcov.c (main): Fix GNU coding style.
6066 (output_intermediate_file): Likewise.
6067 (process_file): Likewise.
6068 (generate_results): Likewise.
6069 (release_structures): Likewise.
6070 (create_file_names): Likewise.
6071 (find_source): Likewise.
6072 (read_graph_file): Likewise.
6073 (find_exception_blocks): Likewise.
6074 (canonicalize_name): Likewise.
6075 (make_gcov_file_name): Likewise.
6076 (mangle_name): Likewise.
6077 (accumulate_line_counts): Likewise.
6078 (output_branch_count): Likewise.
6079 (read_line): Likewise.
6081 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6083 PR rtl-optimization/71779
6084 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6085 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6086 or if it was truncated.
6088 PR rtl-optimization/70903
6089 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6091 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6093 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6094 accessing SSA_NAME_PTR_INFO.
6096 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6099 * common/config/avr/avr-common.c (avr_option_optimization_table)
6100 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6102 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6105 * config/avr/avr.md: New pattern to work around do_store_flag
6106 generating shift instructions for bit extractions.
6108 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6110 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6112 (add_equivalence): Likewise.
6113 (get_value_range): Allocate value range with vrp_value_range_pool.
6114 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6115 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6117 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6119 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6120 the default for the rs6000 port.
6122 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6125 * calls.c (special_function_p): Remove special handling of
6126 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6127 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6128 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6130 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6133 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6134 Don't stop on regular insns.
6136 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6138 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6139 size to DImode boundary.
6140 (nvptx_propagate): Likewise.
6142 2016-08-03 Alan Modra <amodra@gmail.com>
6144 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6145 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6146 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6147 from -mefficient-unaligned-vector. Note that this affects fp too.
6149 2016-08-03 Alan Modra <amodra@gmail.com>
6151 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6154 2016-08-03 Alan Modra <amodra@gmail.com>
6156 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6157 to a reg. Localize vars.
6159 2016-08-03 Alan Modra <amodra@gmail.com>
6161 * config/rs6000/rs6000.opt: Remove negatives from help strings
6164 2016-08-03 Alan Modra <amodra@gmail.com>
6166 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6167 Delete duplicated code.
6169 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6172 * lra-spills.c (regno_in_use_p): New.
6173 (lra_final_code_change): Use it.
6175 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6177 PR rtl-optimization/69847
6178 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6180 (lra_rtx_hash): New.
6181 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6183 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6184 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6185 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6186 next insn is USE with the same reg as the current insn source.
6187 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6189 (lra_constraints_init): Call initiate_invariants.
6190 (lra_constraints_finish): Call finish_invariants.
6191 (struct invariant, invariant_t, invariant_ptr_t): New.
6192 (const_invariant_ptr_t, invariants, invariants_pool): New.
6193 (invariant_table, invariant_hash, invariant_eq_p): New.
6194 (insert_invariant, initiate_invariants, finish_invariants): New.
6195 (clear_invariants, invalid_invariant_regs): New.
6196 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6197 instead of restore_regno.
6198 (invariant_p, process_invariant_for_inheritance): New.
6199 (inherit_in_ebb): Implement invariant inheritance.
6200 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6201 (remove_inheritance_pseudos): Implement undoing invariant
6203 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6204 instead of restore_regno.
6205 * lra-assigns.c (regno_live_length): New.
6206 (reload_pseudo_compare_func): Use regno_live_length.
6207 (assign_by_spills): Use restore_rtx instead of restore_regno.
6208 (lra_assign): Ditto. Initiate regno_live_length.
6210 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6212 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6213 __builtin_aarch64_fmindf.
6215 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6217 PR tree-optimization/34114
6218 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6219 information for more control IVs.
6221 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6223 PR tree-optimization/34114
6224 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6225 PLUS_EXPR case. Handle SSA_NAME case.
6227 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6229 * config/aarch64/aarch64-simd-builtins.def
6230 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6231 (__builtin_aarch64_fmaxdf): Likewise.
6232 (__builtin_aarch64_smin_nandf): Likewise.
6233 (__builtin_aarch64_smax_nandf): Likewise.
6234 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6235 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6236 (<fmaxmin><mode>3): ...this.
6237 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6238 (vminnm_f64): Likewise.
6239 (vmin_f64): Likewise.
6240 (vmax_f64): Likewise.
6241 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6242 (FMAXMIN_UNS): ...this.
6243 (fmaxmin): Merged with
6244 (fmaxmin_op): ...this...
6245 (maxmin_uns_op): ...in to this.
6247 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6249 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6250 Add support for vec_extract on vector float, vector int, vector
6251 short, and vector char vector types.
6252 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6253 vector float, vector int, vector short, and vector char
6254 optimizations on 64-bit ISA 2.07 systems for both constant and
6255 variable element numbers.
6256 (rs6000_split_vec_extract_var): Likewise.
6257 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6258 Altivec registers on ISA 2.07 and above.
6259 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6260 which never was matched due to the split occuring before register
6261 allocation (and the code would not have worked on little endian
6262 systems if it did match). Allow extracts to go to the Altivec
6263 registers if ISA 2.07 (power8). Change from using "" around the
6264 C++ code to using {}'s.
6265 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6266 vec_extracts when the vector is in memory.
6267 (vsx_extract_v4sf_var): New insn to optimize vector float
6268 vec_extracts when the element number is variable on 64-bit ISA
6270 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6271 for 64-bit ISA 2.07 as well as ISA 3.0.
6272 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6273 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6274 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6275 optimize vector int, vector short, and vector char vec_extracts
6276 when the vector is in memory.
6277 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6278 optimize vector int, vector short, and vector char vec_extracts
6279 when the element number is variable.
6281 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6284 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6285 does not overlap with other symbol flags.
6287 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6289 * config/aarch64/aarch64.h (aarch64_frame):
6290 Remove padding0 and hardfp_offset. Add locals_offset,
6291 initial_adjust, callee_adjust, callee_offset and final_adjust.
6292 * config/aarch64/aarch64.c (aarch64_layout_frame):
6293 Remove unused padding0 and hardfp_offset initializations.
6294 Choose frame layout and set frame variables accordingly.
6295 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6296 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6297 (aarch64_pop_regs): Likewise.
6298 (aarch64_expand_prologue): Remove all decision code, just emit
6299 prolog according to frame variables.
6300 (aarch64_expand_epilogue): Remove all decision code, just emit
6301 epilog according to frame variables.
6302 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6304 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6307 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6308 fix_debug_reg_uses after changing source register mode to
6309 V1TImode if source register is undefined.
6311 2015-08-01 Alan Hayward <alan.hayward@arm.com>
6313 PR tree-optimization/71818
6314 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
6315 with non invariant evolutions
6317 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6320 * config/avr/avr.md (length) [branch]: Correct insn length
6321 attribute for forward branches.
6323 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6325 * doc/extend.texi (AVR Built-in Functions): Document
6327 * config/avr/builtins.def (NOPS): New.
6328 * config/avr/avr.c (avr_expand_nops): New static function.
6329 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
6331 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6333 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
6334 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
6337 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
6339 * config/aarch64/aarch64.c (vulcan_tunings): Update
6340 vulcan L1 cache_line_size.
6342 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6344 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
6345 function that takes a vector memory address, a hard register, an
6346 element number and a temporary base register, and recreates an
6347 address that points to the appropriate element within the vector.
6348 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
6349 (rs6000_split_vec_extract_var): Add support for the target of a
6350 vec_extract with variable element number being a scalar memory
6352 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
6354 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
6355 vsx_extract_<mode>_load insn with a new insn that optimizes
6356 storing either element to a memory location, using scratch
6357 registers to pick apart the vector and reconstruct the address.
6358 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
6359 (vsx_extract_<mode>_store): Rework alternatives to more correctly
6360 support Altivec registers. Add support for ISA 3.0 Altivec d-form
6362 (vsx_extract_<mode>_var): Add support for extracting a variable
6363 element number from memory.
6365 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6367 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
6368 when testing for compares against constants of the form 0xabab.
6370 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6372 PR tree-optimization/57558
6373 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
6375 (vect_loop_versioning): Support versioning with niter assumptions.
6376 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
6377 (vect_get_loop_niters): New parameter. Reimplement to support
6378 assumptions in loop niter info.
6379 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
6380 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
6381 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
6382 Support loop versioning for niters.
6383 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
6384 (vect_free_loop_info_assumptions): New function.
6385 (vectorize_loops): Free loop niter info for loops with flag
6386 LOOP_F_ASSUMPTIONS set if vectorization failed.
6387 * tree-vectorizer.h (struct _loop_vec_info): New field
6388 num_iters_assumptions.
6389 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
6390 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
6391 (LOOP_REQUIRES_VERSIONING): New macro.
6392 (vect_free_loop_info_assumptions): New decl.
6394 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6396 * cfgloop.h (struct loop): New field constraints.
6397 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
6398 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
6400 * cfgloop.c (alloc_loop): Initialize new field.
6401 * cfgloopmanip.c (copy_loop_info): Copy constraints.
6402 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
6403 Adjust niter analysis wrto loop constraints.
6404 * doc/loop.texi (@node Number of iterations): Add description for loop
6407 2016-07-29 Marek Polacek <polacek@redhat.com>
6410 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
6411 (ix86_expand_round_builtin): Likewise.
6413 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
6414 Georg-Johann Lay <avr@gjlay.de>
6416 PR rtl-optimization/71976
6417 * combine.c (get_last_value): Return 0 if the argument for which
6418 the function is called has a wider mode than the recorded value.
6420 2016-07-29 Marek Polacek <polacek@redhat.com>
6423 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
6424 (altivec_expand_st_builtin): Likewise.
6426 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6428 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
6429 introduced in r238381.
6431 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6434 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
6435 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
6437 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
6439 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
6441 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6442 Add support for vec_extract of vector double or vector long having
6443 a variable element number on 64-bit ISA 2.07 systems or newer.
6444 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
6446 (rs6000_split_vec_extract_var): New function to split a
6447 vec_extract built-in function with variable element number.
6448 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
6450 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
6451 (UNSPEC_VSX_EXTRACT): Likewise.
6452 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
6453 direct move instructions to be generated on 64-bit ISA 2.07
6454 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
6456 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
6457 arguments for vec_extract variable element.
6458 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
6459 vec_extract with variable element on V2DFmode and V2DImode
6461 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
6462 -mupper-regs-df requirement, since it isn't needed.
6463 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
6464 do direct moves on 64-bit systems, which allows optimization of
6465 vec_extract on 64-bit ISA 2.07 systems and newer.
6467 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6468 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6470 * config/aarch64/aarch64.md
6471 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
6473 (<optab>qihi2_aarch64): Likewise, and split into two.
6474 (extendqihi2_aarch64): New.
6475 (zero_extendqihi2_aarch64): New.
6476 * config/aarch64/iterators.md (ldrxt): Remove.
6477 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
6480 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6482 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
6484 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6486 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
6487 (aarch64_push_reg): New function to push 1 or 2 registers.
6488 (aarch64_pop_reg): New function to pop 1 or 2 registers.
6489 (aarch64_expand_prologue): Use aarch64_push_regs.
6490 (aarch64_expand_epilogue): Use aarch64_pop_regs.
6492 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
6494 PR tree-optimization/71734
6495 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
6496 attribute instead of REF_LOOP and use it.
6497 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
6498 set it for Loops having non-zero safelen attribute.
6499 (ref_indep_loop_p): Pass zero as initial value for safelen.
6501 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
6505 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6506 call using chkp_gimple_call_builtin_p.
6507 (chkp_copy_bounds_for_assign): Likewise.
6509 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6511 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6512 * config/arm/arm-protos.h (struct tune_params): Likewise.
6513 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6514 (cortex_a9_sched_adjust_cost): Likewise.
6515 (fa726te_sched_adjust_cost): Likewise.
6516 (arm_adjust_cost): Likewise.
6517 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6518 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6519 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6520 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6521 * config/ia64/ia64.c: Likewise.
6522 * config/m68k/m68k.c: Likewise.
6523 * config/mep/mep.c (mep_adjust_cost): Likewise.
6524 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6526 * config/mips/mips.c (mips_adjust_cost): Likewise.
6527 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6529 * config/pa/pa.c (pa_adjust_cost): Likewise.
6530 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6531 (rs6000_debug_adjust_cost): Likewise.
6532 * config/sh/sh.c (sh_adjust_cost): Likewise.
6533 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6534 (hypersparc_adjust_cost): Likewise.
6535 (sparc_adjust_cost): Likewise.
6536 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6537 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6538 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6540 * config/visium/visium.c (visium_adjust_cost): Likewise.
6541 * doc/tm.texi: Regenerate.
6542 * haifa-sched.c (dep_cost_1): Adjust.
6543 * target.def: Merge adjust_cost and adjust_cost_2.
6545 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6547 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6549 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6551 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6552 (extract_mentioned_regs): Append to a vector instead of
6553 returning a rtx_expr_list.
6554 (st_expr_entry): Adjust.
6555 (free_st_expr_entry): Likewise.
6556 (store_ops_ok): Likewise.
6557 (store_killed_in_insn): Likewise.
6558 (find_moveable_store): Likewise.
6560 2016-07-28 Martin Liska <mliska@suse.cz>
6562 PR gcov-profile/68025
6563 * tree-profile.c (tree_profiling): Respect
6564 no_profile_instrument_function attribute.
6565 * doc/extend.texi: Document no_profile_instrument_function
6568 2016-07-28 Martin Liska <mliska@suse.cz>
6570 PR rtl-optimization/70944
6571 * combine.c (make_compound_operation):
6572 Do not allow make_compound_operation for vector mode
6574 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6577 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6578 before calling get_ops.
6580 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6582 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6583 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6584 (BITS_PER_UNIT_LOG): Remove.
6585 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6586 * expr.c (expand_assignment): Likewise.
6587 * stor-layout.c (initialize_sizetypes): Likewise.
6589 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6591 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6592 signature of rs6000_expand_vector_extract so that the element
6593 number is a RTX instead of a constant integer.
6594 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6596 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6597 (altivec_expand_vec_ext_builtin): Likewise.
6598 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6599 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6600 MFVSRLD instruction.
6602 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6604 * input.c (get_pure_location): Move here from tree.c.
6605 (make_location): Likewise. Add header comment.
6606 (selftest::test_accessing_ordinary_linemaps): Verify
6607 pure_location_p, make_location, get_location_from_adhoc_loc and
6609 * input.h (get_pure_location): Move declaration here from tree.h.
6610 (get_finish): Likewise for inline function.
6611 (make_location): Likewise for declaration.
6612 * tree.c (get_pure_location): Move to input.c.
6613 (make_location): Likewise.
6614 * tree.h (get_pure_location): Move declaration to tree.h.
6615 (get_finish): Likewise for inline function.
6616 (make_location): Likewise for declaration.
6618 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6621 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6623 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6625 * system.h (STATIC_ASSERT): Use static_assert if building
6628 2016-07-27 Richard Biener <rguenther@suse.de>
6630 PR tree-optimization/72517
6631 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6632 Revert change to not compute read-read dependences.
6634 2016-07-27 Richard Biener <rguenther@suse.de>
6636 * predict.c (set_even_probabilities): Make nedges unsigned.
6638 2016-07-27 Martin Liska <mliska@suse.cz>
6640 * predict.c (set_even_probabilities): Handle unlikely edges.
6641 (combine_predictions_for_bb): Likewise.
6643 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6646 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6647 __float128 support when we don't have hardware support, so that
6648 the IEEE built-in functions like isgreater, first call __unordkf3
6649 to make sure neither operand is a NaN, and if both operands are
6650 ordered, do the normal comparison.
6652 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6654 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6656 (extract_code_and_val_from_cond_with_ops): Verify that name is
6657 either cond_op0 or cond_op1.
6659 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6661 PR tree-optimization/18046
6662 * genmodes.c (emit_mode_size_inline): Emit an assert that
6663 verifies that mode is a valid array index.
6664 (emit_mode_nuinits_inline): Likewise.
6665 (emit_mode_inner_inline): Likewise.
6666 (emit_mode_unit_size_inline): Likewise.
6667 (emit_mode_unit_precision_inline): Likewise.
6668 * tree-vrp.c: Include params.h.
6669 (find_switch_asserts): Register edge assertions for the default
6670 label which correspond to the anti-ranges of each case label.
6671 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6672 * doc/invoke.texi: Document it.
6674 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6676 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6677 and unnecessary call to gimple_bb.
6679 2016-07-26 Richard Biener <rguenther@suse.de>
6681 PR rtl-optimization/71984
6682 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6685 2016-07-26 Richard Biener <rguenther@suse.de>
6688 * expmed.c (extract_bit_field_1): Constrain the vector mode
6689 with element size matching the extraction mode size when
6690 choosing a better vector mode to do the extraction from.
6692 2016-07-26 Richard Biener <rguenther@suse.de>
6693 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6696 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6699 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6701 * tree-ssa-structalias.c (struct scc_info): Change types of
6702 members to auto_sbitmap and auto_vec.
6703 (scc_info::scc_info): New constructor.
6704 (scc_info::~scc_info): New destructor.
6705 (init_scc_info): Remove.
6706 (free_scc_info): Remove.
6707 (find_indirect_cycles): Adjust.
6708 (perform_var_substitution): Likewise.
6709 (free_var_substitution_info): Likewise.
6711 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6713 * tree-outof-ssa.c (struct elim_graph): Change type of members
6714 to auto_vec and auto_sbitmap.
6715 (elim_graph::elim_graph): New constructor.
6716 (delete_elim_graph): Remove.
6717 (expand_phi_nodes): Adjust.
6719 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6721 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6722 (new_elim_graph): Adjust.
6723 (clear_elim_graph): Likewise.
6724 (delete_elim_graph): Likewise.
6725 (elim_graph_size): Likewise.
6726 (elim_graph_add_node): Likewise.
6727 (elim_graph_add_edge): Likewise.
6728 (elim_graph_remove_succ_edge): Likewise.
6729 (eliminate_name): Likewise.
6730 (eliminate_build): Likewise.
6731 (elim_forward): Likewise.
6732 (elim_unvisited_predecessor): Likewise.
6733 (elim_backward): Likewise.
6734 (elim_create): Likewise.
6735 (eliminate_phi): Likewise.
6736 (expand_phi_nodes): Likewise.
6738 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6740 * bt-load.c (compute_out): Use auto_sbitmap class.
6741 (link_btr_uses): Likewise.
6742 * cfganal.c (mark_dfs_back_edges): Likewise.
6743 (post_order_compute): Likewise.
6744 (inverted_post_order_compute): Likewise.
6745 (pre_and_rev_post_order_compute_fn): Likewise.
6746 (single_pred_before_succ_order): Likewise.
6747 * cfgexpand.c (pass_expand::execute): Likewise.
6748 * cfgloop.c (verify_loop_structure): Likewise.
6749 * cfgloopmanip.c (fix_bb_placements): Likewise.
6750 (remove_path): Likewise.
6751 (update_dominators_in_loop): Likewise.
6752 * cfgrtl.c (break_superblocks): Likewise.
6753 * ddg.c (check_sccs): Likewise.
6754 (create_ddg_all_sccs): Likewise.
6755 * df-core.c (df_worklist_dataflow): Likewise.
6756 * dse.c (dse_step3): Likewise.
6757 * except.c (eh_region_outermost): Likewise.
6758 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6759 * gcse.c (prune_expressions): Likewise.
6760 (prune_insertions_deletions): Likewise.
6761 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6762 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6763 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6764 * lcm.c (compute_earliest): Likewise.
6765 (compute_farthest): Likewise.
6766 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6767 (unroll_loop_runtime_iterations): Likewise.
6768 (unroll_loop_stupid): Likewise.
6769 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6770 * lra-lives.c: Likewise.
6771 * lra.c (lra): Likewise.
6772 * modulo-sched.c (schedule_reg_moves): Likewise.
6773 (optimize_sc): Likewise.
6774 (get_sched_window): Likewise.
6775 (sms_schedule_by_order): Likewise.
6776 (check_nodes_order): Likewise.
6777 (order_nodes_of_sccs): Likewise.
6778 (order_nodes_in_scc): Likewise.
6779 * recog.c (split_all_insns): Likewise.
6780 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6781 * reload1.c (reload): Likewise.
6782 * sched-rgn.c (haifa_find_rgns): Likewise.
6783 (split_edges): Likewise.
6784 (compute_trg_info): Likewise.
6785 * sel-sched.c (init_seqno): Likewise.
6786 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6787 * tree-into-ssa.c (update_ssa): Likewise.
6788 * tree-ssa-live.c (live_worklist): Likewise.
6789 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6790 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6792 (try_peel_loop): Likewise.
6793 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6795 * tree-ssa-pre.c (compute_antic): Likewise.
6796 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6797 * tree-stdarg.c (reachable_at_most_once): Likewise.
6798 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6799 * var-tracking.c (vt_find_locations): Likewise.
6801 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6803 * sbitmap.h (auto_sbitmap): New class.
6805 2016-07-26 Alan Modra <amodra@gmail.com>
6808 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6811 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6813 * input.c (selftest::temp_source_file::temp_source_file): Fix
6814 missing "%s" in fprintf.
6816 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6819 * cselib.c (cselib_process_insn): Invalidate argument slots for
6822 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6824 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6825 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6826 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6828 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6830 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6831 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6832 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6834 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6836 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6837 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6839 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6840 (add<mode>3): Likewise.
6841 (sub<mode>3): Likewise.
6842 (mul<mode>3): Likewise.
6843 (div<mode>3): Likewise.
6844 (*div<mode>3): Likewise.
6845 (<fmaxmin><mode>3): Extend to HF.
6846 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6847 (fabd<mode>3): Likewise.
6848 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6849 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6850 (aarch64_fmulx<mode>): Likewise.
6851 (aarch64_fac<optab><mode>): Likewise.
6852 (aarch64_frecps<mode>): Likewise.
6853 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6854 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6855 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6856 (VSDQ_HSDI): Support HI.
6857 (fcvt_target, FCVT_TARGET): Likewise.
6858 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6859 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6860 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6861 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6862 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6863 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6864 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6867 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6869 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6870 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6871 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6872 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
6874 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
6875 (aarch64_cm<optab><mode>): Likewise.
6876 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
6877 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
6878 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
6879 (sqrt<mode>2): Likewise.
6880 (*sqrt<mode>2): Likewise.
6881 (abs<mode>2): Likewise.
6882 (<optab><mode>hf2): New pattern for HF mode.
6883 (<optab>hihf2): Likewise.
6884 * config/aarch64/arm_neon.h: Include arm_fp16.h.
6885 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
6886 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
6888 * config/aarch64/arm_fp16.h: New file.
6889 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
6890 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
6891 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
6892 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
6893 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
6894 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
6895 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
6896 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
6897 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
6898 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
6899 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
6900 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
6903 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6905 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
6906 reduc_smin_scal_): Use VDQIF_F16.
6907 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
6908 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
6910 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
6911 * config/aarch64/iterators.md (VDQIF_F16): New.
6912 (vp): Support HF modes.
6913 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
6914 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
6916 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6918 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
6919 "*aarch64_mulx_elt_from_dup<mode>".
6920 (*aarch64_mul3_elt<mode>): Update schedule type.
6921 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
6922 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
6923 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6924 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
6925 (f, fp): Support HF modes.
6926 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
6927 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
6928 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
6929 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
6930 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
6931 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
6933 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6935 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6936 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
6938 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
6941 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6943 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6944 * config/aarch64/aarch64-simd.md
6945 (aarch64_rsqrts<mode>): Extend to HF modes.
6946 (fabd<mode>3): Likewise.
6947 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
6948 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
6949 (aarch64_<maxmin_uns>p<mode>): Likewise.
6950 (<su><maxmin><mode>3): Likewise.
6951 (<maxmin_uns><mode>3): Likewise.
6952 (<fmaxmin><mode>3): Likewise.
6953 (aarch64_faddp<mode>): Likewise.
6954 (aarch64_fmulx<mode>): Likewise.
6955 (aarch64_frecps<mode>): Likewise.
6956 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
6957 (add<mode>3): Extend to HF modes.
6958 (sub<mode>3): Likewise.
6959 (mul<mode>3): Likewise.
6960 (div<mode>3): Likewise.
6961 (*div<mode>3): Likewise.
6962 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
6964 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
6965 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
6966 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
6967 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
6968 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
6969 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
6970 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
6971 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
6972 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
6973 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
6974 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
6975 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
6976 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
6977 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
6979 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6981 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
6982 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6983 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
6984 (neg<mode>2): Likewise.
6985 (abs<mode>2): Likewise.
6986 (<frint_pattern><mode>2): Likewise.
6987 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
6988 (<optab><VDQF:mode><fcvt_target>2): Likewise.
6989 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
6990 (ftrunc<VDQF:mode>2): Likewise.
6991 (<optab><fcvt_target><VDQF:mode>2): Likewise.
6992 (sqrt<mode>2): Likewise.
6993 (*sqrt<mode>2): Likewise.
6994 (aarch64_frecpe<mode>): Likewise.
6995 (aarch64_cm<optab><mode>): Likewise.
6996 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
6998 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
6999 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7001 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7002 (vdupq_n_f16): Likewise.
7003 (vld1_dup_f16): Use vdup_n_f16.
7004 (vld1q_dup_f16): Use vdupq_n_f16.
7005 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7006 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7007 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7008 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7009 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7010 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7011 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7012 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7013 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7014 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7015 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7016 vsqrt_f16, vsqrtq_f16): New.
7018 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7020 * config/aarch64/aarch64-simd.md
7021 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7022 (aarch64_ext<mode>): Likewise.
7023 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7024 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7025 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7027 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7029 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7030 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7031 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7032 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7033 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7034 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7035 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7037 (vmov_n_f16): Reimplement using vdup_n_f16.
7038 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7040 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7042 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7043 "frame_related_p". Generate CFA annotation when it's necessary.
7044 (aarch64_expand_prologue): Use aarch64_add_constant.
7045 (aarch64_expand_epilogue): Likewise.
7046 (aarch64_output_mi_thunk): Pass "false" when calling
7047 aarch64_add_constant.
7049 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7051 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7054 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7056 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7057 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7058 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7059 (aarch64_build_constant): Delete.
7061 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7064 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7066 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7067 flag_toplevel_reorder.
7069 2016-07-25 Richard Biener <rguenther@suse.de>
7071 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7072 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7073 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7074 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7075 (streamer_get_builtin_tree): Likewise.
7076 (streamer_write_builtin): Likewise.
7077 * lto-streamer.h (LTO_builtin_decl): Remove.
7078 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7079 (lto_input_scc): Remove LTO_builtin_decl handling.
7080 (lto_input_tree_1): Liekwise.
7081 * lto-streamer-out.c (lto_output_tree_1): Remove special
7082 handling of builtins.
7083 (DFS::DFS): Likewise.
7084 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7085 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7087 (streamer_write_builtin): Remove.
7089 2016-07-25 Martin Liska <mliska@suse.cz>
7091 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7092 if flag_auto_profile is set to true.
7094 2016-07-25 Martin Liska <mliska@suse.cz>
7096 PR gcov-profile/71868
7097 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7098 have a function with multiple latches, count them all.
7100 2016-07-25 Martin Liska <mliska@suse.cz>
7102 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7104 2016-07-25 Martin Liska <mliska@suse.cz>
7106 PR tree-optimization/71987
7107 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7108 just for SSA_NAMEs. Fix GNU coding style.
7110 2016-07-25 Martin Liska <mliska@suse.cz>
7112 PR gcov-profile/64874
7113 * gcov-io.h: Update command about file format.
7114 * gcov-iov.c (main): Adapt the numbering scheme.
7116 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7119 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7120 whose result is used in PHI.
7121 (final_range_test_p): Likewise.
7122 (maybe_optimize_range_tests): Likewise.
7124 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7126 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7127 Reformat two multi-line strings.
7129 2016-07-22 Martin Sebor <msebor@redhat.com>
7131 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7133 2016-07-22 Martin Sebor <msebor@redhat.com>
7136 * doc/extend.texi (Compound Literals): Correct and clarify.
7137 (Cast to Union): Same.
7139 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7141 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7142 comments to explain why certain error messages make mention of
7143 undocumented options.
7144 (rs6000_invalid_builtin): Change error messages to replace mention
7145 of undocumented options with mention of the -mcpu=power9 option
7146 that enables those undocumented options.
7147 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7148 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7149 definition of this macro to correct an existing error.
7150 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7151 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7152 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7153 descriptions of built-in functions so that they depend on
7154 -mcpu=power9 instead of on the corresponding undocumented flags.
7155 * doc/invoke.texi (Option Summary): Remove all mention of newly
7157 (IBM RS/6000 and PowerPC Options): Likewise.
7158 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7159 mention of newly undocumented flags.
7161 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7163 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7164 when target_clones attribute is set.
7166 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7168 * common.opt (funsafe-loop-optimizations): Mark ignore.
7169 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7170 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7172 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7173 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7175 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7177 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7179 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7181 (number_of_iterations_exit): Warn missed loop optimization for
7182 possible infinite loops.
7184 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7187 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7188 when to emit a ".machine" pseudo-op.
7190 2016-07-22 Martin Liska <mliska@suse.cz>
7192 PR gcov-profile/69028
7193 PR gcov-profile/62047
7194 * coverage.c (coverage_compute_lineno_checksum): Do not
7195 calculate checksum for fns w/o xloc.file.
7196 (coverage_compute_profile_id): Likewise.
7198 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7200 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7201 (avr_secondary_reload): ...and implementation.
7202 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7203 * config/avr/avr.md (reload_in<mode>): Remove insns.
7204 (adjust_len) [lpm]: Remove insn attribute value.
7205 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7207 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7210 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7212 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7213 * calls.c (special_function_p): Remove the special handling of the
7214 "__builtin_" prefix.
7216 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7219 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7220 if STMT may be an alloca call.
7221 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7222 builtin alloca call.
7223 * calls.h (gimple_maybe_alloca_call_p): New function.
7224 * tree-inline.c (inline_forbidden_p_stmt): Use
7225 gimple_maybe_alloca_call_p here.
7227 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7229 * spellcheck-tree.c (best_macro_match::best_macro_match):
7230 Explictly specify the template arguments when invoking the base
7231 class constructor, to help older C++ compilers.
7233 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7236 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7237 before builtin_decl_implicit.
7239 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7241 * optabs.c (emit_condiitonal_move): Short circuit for identical
7244 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7246 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7247 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7248 (noce_conversion_profitable_p): New.
7249 (noce_try_store_flag_constants): Use it.
7250 (noce_try_addcc): Likewise.
7251 (noce_try_store_flag_mask): Likewise.
7252 (noce_try_cmove): Likewise.
7253 (noce_try_cmove_arith): Likewise.
7254 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7256 (noce_convert_multiple_sets): Move cost model to here, from...
7257 (bb_ok_for_noce_convert_multiple_sets) ...here.
7258 (noce_process_if_block): Update calls for above changes.
7259 (noce_find_if_block): Record new noce_if_info parameters.
7261 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7263 * target.def (max_noce_ifcvt_seq_cost): New.
7264 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7265 * doc/tm.texi: Regenerate.
7266 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7267 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7268 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7269 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7270 * doc/invoke.texi: Document new params.
7272 2016-07-21 Richard Biener <rguenther@suse.de>
7274 PR tree-optimization/71947
7275 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7276 ranges have useful limit_vr information.
7278 2016-07-21 Richard Biener <rguenther@suse.de>
7280 * function-tests.c (build_trivial_generic_function): Set
7281 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7282 * omp-low.c (create_omp_child_function): Likewise.
7283 (grid_expand_target_grid_body): Likewise.
7284 * cgraphunit.c (init_lowered_empty_function): Likewise.
7285 (cgraph_node::expand_thunk): Likewise.
7286 * tree-parloops.c (create_loop_fn): Likewise.
7287 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7289 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7291 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7294 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7296 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7297 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7298 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7299 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7300 values for insn attribute.
7301 * config/avr/avr.c (avr_out_insert_notbit): New function.
7302 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7303 ADJUST_LEN_INSV_NOTBIT_0/_7.
7304 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7306 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7308 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
7309 (chrec_convert_1, chrec_convert): Ditto.
7310 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
7311 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7312 * tree-vrp.c (adjust_range_with_scev): Ditto.
7313 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
7314 (scev_var_range_cant_overflow): New function.
7315 (scev_probably_wraps_p): New parameter. Call above function.
7316 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
7318 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7320 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7321 by removing computation of may_be_zero.
7323 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7325 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
7327 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
7329 Improving concepts performance and diagnostics.
7330 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
7331 for constraint satisfaction and subsumption.
7332 * timevar.h (auto_timevar): New constructor that matches the push/pop
7333 pattern of usage in pt.c.
7335 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7337 * hwint.h (HOST_WIDE_INT_0): New define.
7338 (HOST_WIDE_INT_0U): Ditto.
7339 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
7340 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
7341 * simplify-rtx.c: Ditto.
7342 * tree-object-size.c: Ditto.
7344 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7346 * config/s390/s390.c (s390_encode_section_info): Remove mode size
7349 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7351 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
7352 * combine.c: Use HOST_WIDE_INT_M1U instead of
7353 ~(unsigned HOST_WIDE_INT) 0.
7354 * double-int.h: Ditto.
7356 * dwarf2asm.c:Ditto.
7358 * genmodes.c: Ditto.
7360 * read-rtl.c: Ditto.
7361 * tree-ssa-loop-ivopts.c: Ditto.
7362 * tree-ssa-loop-prefetch.c: Ditto.
7363 * tree-vect-generic.c: Ditto.
7364 * tree-vect-patterns.c: Ditto.
7367 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7369 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
7370 constant addresses outside [0,0xc0] into a register.
7371 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
7372 cases where the base address register is unused after.
7373 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
7374 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
7375 (avr_out_store_psi_reg_disp_tiny): Same.
7377 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7379 Implement attribute progmem on reduced Tiny cores by adding
7380 flash offset 0x4000 to respective symbols.
7383 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
7384 documentation how it works on reduced Tiny cores.
7385 (AVR Named Address Spaces): No support for reduced Tiny.
7386 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
7387 (avr_address_tiny_pm_p): New static function.
7388 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
7389 if the address is in progmem.
7390 (avr_assemble_integer): Same.
7391 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
7392 for symbol_ref in progmem.
7393 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
7394 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
7395 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
7397 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
7399 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
7400 * configure: Regenerate.
7401 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
7402 (USE_THIN_ARCHIVES): New variable.
7403 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
7404 this archive as a thin archive.
7406 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7408 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
7409 same location as last time, don't skip if we have fix-it hints.
7410 Clarify the skipping logic by converting it from one "if" clause
7411 to repeated "if" clauses.
7412 * spellcheck-tree.c: Include "cpplib.h".
7413 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
7414 (best_macro_match::best_macro_match): New constructor.
7415 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
7416 Move here from c/c-decl.c.
7417 (class best_macro_match): Move here from c/c-decl.c, converting
7418 from a typedef to a subclass, gaining a ctor.
7420 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7422 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
7423 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
7425 (avr_addr_space_diagnose_usage): ...and implementation.
7426 (avr_addr_space_supported_p): New function.
7427 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
7428 report bad address space usage if that space is supported.
7429 (avr_insert_attributes): Same. No more complain about unsupported
7431 * config/avr/avr-c.c (tm_p.h): Include it.
7432 (avr_cpu_cpp_builtins): Only define addr-space related built-in
7433 macro if avr_addr_space_supported_p.
7435 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7437 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7438 flag_toplevel_reorder.
7440 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7442 * gcc-rich-location.c
7443 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7445 * gcc-rich-location.h
7446 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
7448 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7450 * target.def (addr_space): Add new diagnose_usage to hook vector.
7451 * targhooks.c (default_addr_space_diagnose_usage): Add default
7452 implementation and...
7453 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
7454 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
7455 is some address space, call targetm.addr_space.diagnose_usage.
7456 * doc/tm.texi.in (Named Address Spaces): Add anchor for
7457 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
7458 * doc/tm.texi: Regenerate.
7460 2016-07-20 Martin Liska <mliska@suse.cz>
7463 * graphite-isl-ast-to-gimple.c (later_of_the_two):
7464 Properly handly PHI stmts.
7466 2016-07-20 Bin Cheng <bin.cheng@arm.com>
7468 PR tree-optimization/71503
7469 PR tree-optimization/71683
7470 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
7473 2016-07-20 Martin Liska <mliska@suse.cz>
7475 * doc/invoke.texi (-fipa-ra): Document when the option is
7476 disabled. Fix a typo.
7478 2016-07-20 Martin Liska <mliska@suse.cz>
7480 * Makefile.in: Include fibonacci_heap.c
7481 * fibonacci_heap.c: New file.
7482 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
7483 (fibonacci_heap::union_with): Fix deletion of the second heap.
7484 * selftest-run-tests.c (selftest::run_tests): Incorporate
7485 fibonacci heap tests.
7486 * selftest.h: Declare fibonacci_heap_c_tests.
7488 2016-07-20 Martin Liska <mliska@suse.cz>
7490 * selftest-run-tests.c (selftest::run_tests): New function.
7491 * selftest.h (sreal_c_tests): Declare.
7492 * sreal.c (sreal_verify_basics): New function.
7493 (verify_aritmetics): Likewise.
7494 (sreal_verify_arithmetics): Likewise.
7495 (verify_shifting): Likewise.
7496 (sreal_verify_shifting): Likewise.
7497 (void sreal_c_tests): Likewise.
7499 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7501 PR rtl-optimization/71916
7502 * cfgrtl.c (contains_no_active_insn_p): Return false also for
7503 bb which have a single succ fake edge.
7505 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7508 * dwarf2out.c (gen_subprogram_die): Only call
7509 gen_unspecified_parameters_die while dumping early dwarf.
7511 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7514 * gimple-fold.c (fold_builtin_memory_op): Use
7515 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7517 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7519 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7520 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7521 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7522 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7526 * double-int.c: Ditto.
7528 * dwarf2out.c: Ditto.
7531 * fold-const.c: Ditto.
7532 * function.c: Ditto.
7534 * genmodes.c: Ditto.
7538 * loop-doloop.c: Ditto.
7539 * loop-invariant.c: Ditto.
7546 * simplify-rtx.c: Ditto.
7547 * stor-layout.c: Ditto.
7549 * tree-ssa-loop-ivopts.c: Ditto.
7550 * tree-vect-generic.c: Ditto.
7551 * tree-vect-patterns.c: Ditto.
7556 * wide-int-print.cc: Ditto.
7557 * wide-int.cc: Ditto.
7558 * wide-int.h: Ditto.
7560 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7562 * selftest.c (selftest::assert_streq): Handle NULL values of
7563 val_actual and val_expected.
7565 2016-07-19 Martin Jambor <mjambor@suse.cz>
7568 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7569 rather than cgraph_create_node to get a call graph node.
7571 2016-07-19 Richard Biener <rguenther@suse.de>
7573 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7574 handle all tcc_constant bases and valueize SSA names.
7575 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7578 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7580 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7581 the flags of the exit block and bb2, not just the entry block.
7583 2016-07-19 Richard Biener <rguenther@suse.de>
7585 PR tree-optimization/71901
7586 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7587 align member, group stuff with the bitfield.
7588 (vn_ref_op_align_unit): New inline.
7589 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7590 record element alignment and operand 3 unchanged.
7591 (ao_ref_init_from_vn_reference): Adjust.
7592 (valueize_refs_1): Likewise.
7593 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7595 2016-07-19 Richard Biener <rguenther@suse.de>
7597 PR tree-optimization/71908
7598 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7599 symbolic constants in a more reliable way.
7601 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7603 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7605 (vect_update_inits_of_drs): Likewise.
7606 (vect_create_cond_for_alias_checks): Likewise.
7607 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7609 2016-07-19 Richard Biener <rguenther@suse.de>
7612 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7613 with an abstract origin that is not an inlined function outer
7614 scope add a self-reference as abstract origin.
7615 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7617 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7620 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7621 unintentional System V.4 structure return breakage for structures
7622 with a single floating point element.
7624 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7626 PR tree-optimization/71734
7627 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7628 contains REF, use it to check safelen, assume that safelen value
7629 must be greater 1, fix style.
7630 (ref_indep_loop_p_2): Add REF_LOOP argument.
7631 (ref_indep_loop_p): Pass LOOP as additional argument to
7634 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7636 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7637 allocation in the prologue.
7638 * explow.c (get_dynamic_stack_base): New function to return an address
7639 expression for the dynamic stack base.
7640 (get_dynamic_stack_size): New function to do the required dynamic stack
7641 space size calculations.
7642 (allocate_dynamic_stack_space): Use new functions.
7643 (align_dynamic_address): Move some code from
7644 allocate_dynamic_stack_space to new function.
7645 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7647 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7649 * config/s390/s390.c (s390_encode_section_info): Always set
7650 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7653 2016-07-18 Richard Biener <rguenther@suse.de>
7655 PR tree-optimization/71893
7656 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7657 for sizetype cast added by array_ref_element_size.
7658 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7660 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7662 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7663 register parameters. Remove code to initialize argument pointer
7664 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7665 using a pc-relative branch. Cleanup conditional code.
7666 * config/pa/pa.md (call_mcount): New expander.
7667 (call_mcount_nonpic): New insn.
7668 (call_mcount_pic): New insn and split.
7669 (call_mcount_pic_post_reload): New insn.
7670 (call_mcount_64bit): New insn and split.
7671 (call_mcount_64bit_post_reload): New insn.
7673 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7675 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7676 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7677 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7678 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7679 (*usum_widenqihi3, *udiff_widenqihi3)
7680 (*addhi3_zero_extend.const): New combiner insns.
7681 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7682 just 1 bit is affected.
7683 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7684 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7686 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7688 * omp-low.c (lower_omp_target): Mark data clauses with
7689 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7690 zero-length subarrays.
7692 2016-07-15 Richard Biener <rguenther@suse.de>
7694 PR tree-optimization/71881
7695 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7696 reverse DOM order to make debug temp generation happy.
7698 2016-07-15 Richard Biener <rguenther@suse.de>
7700 PR tree-optimization/71887
7701 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7702 verify it is not zero for division / modulo handling.
7703 (value_replacement): Adjust.
7705 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7706 Julian Brown <julian@codesourcery.com>
7708 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7709 * config/aarch64/aarch64-cost-tables.h
7710 (vulcan_extra_costs): New variable.
7711 * config/aarch64/aarch64.c
7712 (vulcan_addrcost_table): Likewise.
7713 (vulcan_regmove_cost): Likewise.
7714 (vulcan_vector_cost): Likewise.
7715 (vulcan_branch_cost): Likewise.
7716 (vulcan_tunings): Likewise.
7718 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7720 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7721 (output_in_order): Loop over undefined variables too. Output them
7722 via assemble_undefined_decl. Skip variables that correspond to hard
7723 registers or have value-exprs.
7724 * varpool.c (symbol_table::output_variables): Handle undefined
7725 variables together with defined ones.
7727 2016-07-15 Richard Biener <rguenther@suse.de>
7729 * tree-ssa-pre.c (get_representative_for): Make sure to return
7730 the value number of SSA names.
7731 (phi_translate_1): get_representative_for cannot return NULL.
7732 (do_pre_regular_insertion): Remove redundant call to
7733 fully_constant_expression.
7734 (do_pre_partial_partial_insertion): Likewise.
7736 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7738 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7739 (derive_simple_iv_with_niters): New function.
7740 (simple_iv): Rewrite using simple_iv_with_niters.
7741 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7742 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7744 (number_of_iterations_exit): Rewrite using above function.
7745 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7748 2016-07-15 Richard Biener <rguenther@suse.de>
7750 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7753 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7755 PR tree-optimization/71872
7756 * tree-data-ref.c (get_references_in_stmt): Ignore references
7757 with is_gimple_constant get_base_address.
7759 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7761 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7762 (TARGET_HAVE_LDACQD): New macro.
7763 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7764 than TARGET_HAVE_LDACQ.
7765 (arm_load_acquire_exclusivedi): Likewise.
7766 (arm_store_release_exclusivedi): Likewise.
7768 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7770 PR rtl-optimization/71878
7771 * lra-constraints.c (match_reload): Pass information about other
7772 output operands. Create new unique register value if matching input
7773 operand shares same register value as output operand being considered.
7774 (curr_insn_transform): Record output operands already processed.
7776 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7779 PR tree-optimization/70923
7780 * tree-vect-patterns.c: Include mult-synthesis.h.
7781 (target_supports_mult_synth_alg): New function.
7782 (synth_lshift_by_additions): Likewise.
7783 (apply_binop_and_append_stmt): Likewise.
7784 (vect_synth_mult_by_constant): Likewise.
7785 (target_has_vecop_for_code): Likewise.
7786 (vect_recog_mult_pattern): Use above functions to synthesize vector
7787 multiplication by integer constants.
7789 2016-07-14 Alan Modra <amodra@gmail.com>
7791 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7792 gpr alternatives. Correct '*' placement on Y,r alternative.
7793 Add '*' on operand 1 of r,r alternative.
7795 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7797 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7798 * expmed.h: ... Here.
7800 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7802 * gimple.h (stmt_can_terminate_bb_p): New function.
7803 * tree-cfg.c (need_fake_edge_p): Rename to ...
7804 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7805 throw external; handle const and pure calls.
7806 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7808 2016-07-14 Richard Biener <rguenther@suse.de>
7810 PR tree-optimization/71866
7811 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7812 (do_hoist_insertion): Avoid endless recursion when we
7813 didn't insert anything because we managed to simplify
7814 things down to a constant or SSA name.
7815 (fully_constant_expression): Re-write in terms of ...
7816 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7817 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7818 vn_nary_build_or_lookup_1.
7819 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7820 (vn_nary_build_or_lookup): ... this which now wraps it.
7822 2016-07-14 Alan Modra <amodra@gmail.com>
7825 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7826 with p9_vector override before power9-dform override.
7828 2016-07-13 Andi Kleen <ak@linux.intel.com>
7830 * value-prof.c (gimple_value_profile_transformations): Don't run
7831 when auto_profile is on.
7833 2016-07-13 Andi Kleen <ak@linux.intel.com>
7835 * auto-profile.c (update_inlined_ind_target,
7836 afdo_indirect_call): Print information to dump file.
7838 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7840 * genrecog.c (special_predicate_operand_p): New function.
7841 (predicate_name): Move function.
7842 (validate_pattern): Don't warn about missing mode for all
7843 define_special_predicate predicates.
7845 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7847 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7848 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7849 resolve alias checks which are known at compilation time.
7850 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7851 alias checks are resolved. Move dump info for too many runtime
7852 alias checks to here...
7853 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7855 2016-07-13 Richard Biener <rguenther@suse.de>
7857 PR tree-optimization/24574
7858 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7859 position and add shift, rotate, divison and modulo support
7861 (value_replacement): Pass in argument position to absorbing_element_p.
7863 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7866 * ipa-inline-transform.c (inline_call): Support
7867 instrumented thunks.
7869 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7871 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7872 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
7874 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
7875 Baseline. Make initial alternative TARGET_32BIT only.
7876 (udivsi3): Likewise.
7877 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
7878 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
7881 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7883 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
7884 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
7885 availability with TARGET_HAVE_MOVT.
7886 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
7887 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
7888 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
7890 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
7891 extra instruction if MOVW is available. Use a cost variable
7892 incremented by COSTS_N_INSNS (1) when the condition match rather than
7893 returning an arithmetic expression based on COSTS_N_INSNS. Make
7894 constant with bottom half word zero cost 2 instruction if MOVW is
7896 * config/arm/arm.md (define_attr "arch"): Add v8mb.
7897 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
7898 target is ARMv8-M Baseline.
7899 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
7900 (arm_movtas_ze): Likewise.
7901 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
7902 alternative for constants satisfying j constraint.
7903 (thumb1_movsi_insn): Likewise.
7904 (movsi splitter for K alternative): Tighten condition to not trigger
7905 if movt is available and j constraint is satisfied.
7906 (Pe immediate splitter): Likewise.
7907 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
7908 constant fitting in an halfword to use MOVW.
7909 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
7912 2016-07-13 Richard Biener <rguenther@suse.de>
7915 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
7916 gimplifying the LHS. Make sure to gimplify a returning twice
7917 call LHS without using SSA names.
7919 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7921 * tree-data-ref.c (find_data_references_in_stmt): Remove
7922 unnecessary call to vec::release.
7923 (graphite_find_data_references_in_stmt): Likewise.
7924 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
7925 * tree-vect-stmts.c (vectorizable_condition): Likewise.
7927 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7929 * cfgexpand.c (expand_used_vars): Make the type of a local
7931 * genmatch.c (lower_for): Likewise.
7932 * haifa-sched.c (haifa_sched_init): Likewise.
7933 (add_to_speculative_block): Likewise.
7934 (create_check_block_twin): Likewise.
7935 * predict.c (handle_missing_profiles): Likewise.
7936 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
7937 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
7938 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
7940 (maybe_lower_iteration_bound): Likewise.
7941 * tree-ssa-sccvn.c (DFS): Likewise.
7942 * tree-stdarg.c (reachable_at_most_once): Likewise.
7943 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7944 (vectorizable_store): Likewise.
7946 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7948 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
7949 (sccvn_dom_walker): make cond_stack an auto_vec.
7951 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7953 * ree.c (struct ext_state): Make type of members auto_vec.
7954 (find_and_remove_re): Adjust.
7956 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7958 * cfgexpand.c (struct stack_vars_data): Make type of fields
7960 (expand_used_vars): Adjust.
7962 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7964 * ipa.c (record_cdtor_fn): Adjust.
7965 (build_cdtor_fns): Likewise.
7966 (ipa_cdtor_merge): Make static_ctors and static_dtors local
7969 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7971 * genextract.c (struct accum_extract): Add constructor and make
7975 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7977 * tree.c (struct free_lang_data_d): Add constructor and change
7978 types of members to ones that automatically manage resources.
7979 (fld_worklist_push): Adjust.
7980 (find_decls_types): Likewise.
7981 (find_decls_types_in_eh_region): Likewise.
7982 (free_lang_data_in_cgraph): Stop manually creating and
7983 destroying members of free_lang_data_d.
7985 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
7987 PR rtl-optimization/68961
7988 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
7989 peephole variant. Use sse_reg_operand predicates.
7991 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
7993 * config/i386/predicates.md (x86_64_immediate_operand)
7994 <case CONST_INT>: Remove unneeded truncation to DImode.
7995 <case CONST>: Ditto.
7996 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7998 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8001 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8002 The xxperm and xxpermr instructions require that the 2nd input
8003 operand overlap with the output operand, and not the 1st.
8004 (altivec_vperm_v8hiv16qi): Likewise.
8005 (altivec_vperm_<mode>_uns_internal): Likewise.
8006 (altivec_vpermr_<mode>_internal): Likewise.
8007 (vperm_v8hiv4si): Likewise.
8008 (vperm_v16qiv8hi): Likewise.
8010 2016-07-12 Nathan Sidwell <nathan@acm.org>
8012 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8013 when -mno-pic-data-is-text-relative is in effect, by default.
8014 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8015 behavior and clarify.
8017 2016-07-12 Martin Liska <mliska@suse.cz>
8019 * params.def: Add avg-loop niter.
8020 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8021 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8022 * doc/invoke.texi: Document the new parameter.
8024 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8027 * expr.c (store_constructor): Mask sign-extended bits when widening
8028 sub-word constructor element at the start of a word.
8030 2016-07-12 Martin Liska <mliska@suse.cz>
8032 * Makefile.in: Append rule for params-options.h.
8033 * params-options.h: New file.
8035 2016-07-12 Martin Liska <mliska@suse.cz>
8037 * ira-build.c (mark_loops_for_removal): Properly iterate
8040 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8041 Richard Biener <rguenther@suse.de>
8043 PR tree-optimization/23286
8044 PR tree-optimization/70159
8045 * doc/invoke.texi: Document -fcode-hoisting.
8046 * common.opt (fcode-hoisting): New flag.
8047 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8048 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8049 (do_regular_insertion): Rename to ...
8050 (do_pre_regular_insertion): ... this and amend general comments
8051 on insertion strathegy.
8052 (do_partial_partial_insertion): Rename to ...
8053 (do_pre_partial_partial_insertion): ... this.
8054 (do_hoist_insertion): New function.
8055 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8056 and call do_hoist_insertion properly.
8058 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8059 (pass_pre::execute): Register hoist_insert stats.
8061 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8064 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8065 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8066 is different from mode's bitsize. Small cleanup.
8068 2016-07-12 Richard Biener <rguenther@suse.de>
8070 PR rtl-optimization/68961
8071 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8072 to simplify to a non-constant.
8074 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8077 * omp-low.c (expand_omp_target): Gimplify device.
8079 PR tree-optimization/71823
8080 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8081 to get vec_oprnds2 from op2.
8083 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8085 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8086 Hoist common subexpressions.
8087 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8089 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8092 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8093 prevent generation of 'stxsiwx' on pre Power8 hardware.
8095 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8097 * input.c: Include cpplib.h.
8098 (selftest::temp_source_file): New class.
8099 (selftest::temp_source_file::temp_source_file): New ctor.
8100 (selftest::temp_source_file::~temp_source_file): New dtor.
8101 (selftest::should_have_column_data_p): New function.
8102 (selftest::test_should_have_column_data_p): New function.
8103 (selftest::temp_line_table): New class.
8104 (selftest::temp_line_table::temp_line_table): New ctor.
8105 (selftest::temp_line_table::~temp_line_table): New dtor.
8106 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8107 it to create a temp_line_table.
8108 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8109 locations that are known to have column data.
8110 (selftest::line_table_case): New struct.
8111 (selftest::test_reading_source_line): Move tempfile handling
8112 to class temp_source_file.
8113 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8114 (selftest::assert_token_loc_eq): New function.
8115 (ASSERT_TOKEN_LOC_EQ): New macro.
8116 (selftest::test_lexer): New function.
8117 (selftest::boundary_locations): New array.
8118 (selftest::input_c_tests): Call test_should_have_column_data_p.
8119 Loop over a test matrix of interesting values of location and
8120 default_range_bits, calling test_lexer on each case in the matrix.
8121 Move call to test_accessing_ordinary_linemaps into the matrix.
8122 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8123 (ASSERT_EQ_AT): New macro.
8125 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8128 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8129 Don't convert TImode in debug insn.
8131 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8133 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8134 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8135 (tree_type_common::lang_flag_7): New.
8136 (tree_type_common::spare): Reduce size.
8137 * tree.h (TYPE_ALIGN_OK): Remove.
8138 (TYPE_LANG_FLAG_7): New.
8139 (get_inner_reference): Adjust header.
8140 * print-tree.c (print_node): Adjust.
8141 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8142 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8143 calls to get_inner_reference.
8144 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8145 handling of TYPE_ALIGN_OK.
8146 * builtins.c (get_object_alignment_2): Adjust call to
8147 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8148 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8150 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8151 * cfgexpand.c (expand_debug_expr): Likewise.
8152 * dbxout.c (dbxout_expand_expr): Likewise.
8153 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8154 loc_list_from_tree, fortran_common): Likewise.
8155 * fold-const.c (optimize_bit_field_compare,
8156 decode_field_reference, fold_unary_loc, fold_comparison,
8157 split_address_to_core_and_offset): Likewise.
8158 * gimple-laddress.c (execute): Likewise.
8159 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8160 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8161 * hsa-gen.c (gen_hsa_addr): Likewise.
8162 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8163 * tsan.c (instrument_expr): Likewise.
8164 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8165 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8166 * tree-affine.c (tree_to_aff_combination,
8167 get_inner_reference_aff): Adjust calls to get_inner_reference.
8168 * tree-data-ref.c (split_constant_offset_1,
8169 dr_analyze_innermost): Likewise.
8170 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8171 * tree-sra.c (ipa_sra_check_caller): Likewise.
8172 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8173 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8174 bswap_replace): Likewise.
8175 * tree-vect-data-refs.c (vect_check_gather,
8176 vect_analyze_data_refs): Likewise.
8177 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8178 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8181 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8183 * Makefile.in (selftest-valgrind): New phony target.
8184 * function-tests.c (selftest::build_cfg): Delete pass instances
8185 created by the test.
8186 (selftest::convert_to_ssa): Likewise.
8187 (selftest::test_expansion_to_rtl): Likewise.
8188 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8190 (selftest::test_diamond): Likewise.
8192 2016-07-11 Richard Biener <rguenther@suse.de>
8194 PR tree-optimization/71816
8195 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8196 than replacing all of its operands.
8198 2016-07-11 Alan Modra <amodra@gmail.com>
8200 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8201 (ctr<mode>): Add unspec.
8202 (ctr<mode>_internal*): Likewise.
8204 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8206 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8207 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8209 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8211 PR rtl-optimization/71621
8212 * lra-constraints.c (process_alt_operands): Check combination of
8215 2016-07-08 Jason Merrill <jason@redhat.com>
8216 Richard Biener <rguenther@suse.de>
8218 P0145: Refining Expression Order for C++.
8219 * gimplify.c (initial_rhs_predicate_for): New.
8220 (gimplfy_modify_expr): Gimplify RHS before LHS.
8222 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8226 Allow standard error handling to take over when a wrong number
8227 of arguments is presented to __builtin_vec_ld () or
8228 __builtin_vec_st ().
8230 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8232 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8237 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8238 __builtin_aarch64_fmaxv2sf.
8239 (vmaxnmq_f32): Likewise.
8240 (vmaxnmq_f64): Likewise.
8241 (vminnm_f32): Likewise.
8242 (vminnmq_f32): Likewise.
8243 (vminnmq_f64): Likewise.
8245 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8248 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8249 enable -mfloat128-hardware by default.
8250 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8251 that IEEE 128-bit hardware support needs.
8252 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8253 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8254 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8255 floating point requires.
8256 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8257 -mfloat128 and -mfloat128-hardware changes.
8259 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8261 PR tree-optimization/71667
8262 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8264 2016-07-08 Martin Liska <mliska@suse.cz>
8267 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8268 folding produces SAVE_EXPRs, thus return false for the type.
8270 2016-07-07 Martin Liska <mliska@suse.cz>
8272 * file-find.c (remove_prefix): New function.
8273 * file-find.h (remove_prefix): Declare the function.
8274 * gcc-ar.c (main): Skip a folder of the wrapper if
8275 a wrapped binary would point to the same file.
8277 2016-07-07 Jan Hubicka <jh@suse.cz>
8279 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8280 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8281 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8283 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8286 * ipa-inline-analysis.c (compute_inline_parameters): Set
8287 local.can_change_signature to false for intrumentation
8290 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8292 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8293 with TARGET_HAVE_MOVT.
8294 (TARGET_HAVE_MOVT): Define.
8295 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8296 availability with TARGET_HAVE_MOVT.
8297 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8299 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8301 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8302 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8303 * config/arm/constraints.md (define_constraint "j"): Use
8304 TARGET_HAVE_MOVT to check MOVT availability.
8306 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8308 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
8310 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8312 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8313 (armv8-m.main): Likewise.
8314 (armv8-m.main+dsp): Likewise.
8315 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
8316 (FL_FOR_ARCH8M_MAIN): Likewise.
8317 * config/arm/arm-tables.opt: Regenerate.
8318 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
8319 armv8-m.main+dsp to BE8_LINK_SPEC.
8320 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
8321 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
8322 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
8323 Baseline and Mainline.
8324 (arm_option_override_internal): Also disable arm_restrict_it when
8325 !arm_arch_notm. Update comment for -munaligned-access to also cover
8327 (arm_file_start): Increase buffer size for printing architecture name.
8328 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
8329 and armv8-m.main+dsp.
8330 (mno-unaligned-access): Clarify that this is disabled by default for
8331 ARMv8-M Baseline architectures as well.
8333 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8335 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
8336 decide whether to prevent some libgcc routines being included for some
8337 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
8338 link between this condition and the one in
8339 libgcc/config/arm/lib1func.S.
8341 2016-07-07 Richard Biener <rguenther@suse.de>
8343 * tree-ssa-pre.c: Include alias.h.
8344 (compute_avail): If we have multiple VN_REFERENCEs with the
8345 same hashtable entry adjust that to make it a valid replacement
8346 for all of them with respect to alignment and aliasing
8347 when doing insertion.
8348 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
8349 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
8351 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
8355 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8356 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
8359 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8361 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
8362 (adjust_mems): Adjust.
8363 (adjust_insn): Likewise.
8364 (prepare_call_arguments): Likewise.
8366 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8368 * gcse.c (struct ls_expr): Make stores field a vector.
8369 (ldst_entry): Adjust.
8370 (free_ldst_entry): Likewise.
8371 (print_ldst_list): Likewise.
8372 (compute_ld_motion_mems): Likewise.
8373 (update_ld_motion_stores): Likewise.
8375 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8377 * gcse.c (struct ls_expr): Remove loads field.
8378 (ldst_entry): Adjust.
8379 (free_ldst_entry): Likewise.
8380 (print_ldst_list): Likewise.
8381 (compute_ld_motion_mems): Likewise.
8383 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8385 * store-motion.c (struct st_expr): Make antic_stores a vector.
8386 (st_expr_entry): Adjust.
8387 (free_st_expr_entry): Likewise.
8388 (print_store_motion_mems): Likewise.
8389 (find_moveable_store): Likewise.
8390 (compute_store_table): Likewise.
8391 (remove_reachable_equiv_notes): Likewise.
8392 (replace_store_insn): Likewise.
8393 (build_store_vectors): Likewise.
8395 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8397 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
8398 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
8400 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8402 PR tree-optimization/71518
8403 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
8404 misalign also for outer loops with negative step.
8406 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
8408 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
8409 (cortex_a53_shift): Add mov_shift.
8410 (cortex_a53_shift_reg): Add new reservation for register shifts.
8411 (cortex_a53_alu): Remove bfm.
8412 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
8413 (cortex_a53_alu_extr): Add new reservation for EXTR.
8414 (bypasses): Improve bypass modelling.
8416 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8419 * config/avr/avr.c (avr_asm_select_section): Strip off
8420 SECTION_DECLARED from flags when calling get_section.
8422 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8424 * tree-vectorizer.h (vect_memory_access_type): Add
8425 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
8426 * tree-vect-stmts.c (compare_step_with_zero): New function.
8427 (perm_mask_for_reverse): Move further up file.
8428 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
8430 (get_negative_load_store_type): New function.
8431 (get_load_store_type): Call it. Add an ncopies argument.
8432 (vectorizable_mask_load_store): Update call accordingly and
8433 remove tests for negative steps.
8434 (vectorizable_store, vectorizable_load): Likewise. Handle new
8435 memory_access_types.
8437 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8439 * tree-vectorizer.h (vect_memory_access_type): New enum.
8440 (_stmt_vec_info): Add a memory_access_type field.
8441 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
8442 (vect_model_store_cost): Take an access type instead of a boolean.
8443 (vect_model_load_cost): Likewise.
8444 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
8445 vect_model_store_cost and vect_model_load_cost.
8446 * tree-vect-stmts.c (vec_load_store_type): New enum.
8447 (vect_model_store_cost): Take an access type instead of a
8448 store_lanes_p boolean. Simplify tests.
8449 (vect_model_load_cost): Likewise, but for load_lanes_p.
8450 (get_group_load_store_type, get_load_store_type): New functions.
8451 (vectorizable_store): Use get_load_store_type. Record the access
8452 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
8453 (vectorizable_load): Likewise.
8454 (vectorizable_mask_load_store): Likewise. Replace is_store
8455 variable with vls_type.
8457 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8459 * tree-vectorizer.h (vect_grouped_load_supported): Add a
8460 single_element_p parameter.
8461 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
8462 Check the PR65518 case here rather than in vectorizable_load.
8463 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
8464 * tree-vect-stmts.c (vectorizable_load): Likewise.
8466 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8468 * tree-vectorizer.h (gather_scatter_info): New structure.
8469 (vect_check_gather_scatter): Return a bool rather than a decl.
8470 Replace return-by-pointer arguments with a single
8471 gather_scatter_info *.
8472 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
8473 (vect_analyze_data_refs): Update call accordingly.
8474 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
8475 (vectorizable_mask_load_store): Likewise. Also record the
8476 offset dt and vectype in the gather_scatter_info.
8477 (vectorizable_store): Likewise.
8478 (vectorizable_load): Likewise.
8480 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8482 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
8483 strided groups, use the cost of N scalar accesses instead
8484 of ncopies vector accesses.
8485 (vect_model_load_cost): Likewise.
8487 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8489 * tree-vect-stmts.c (vect_cost_group_size): Delete.
8490 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
8491 variable to indicate when once-per-group costs are being used.
8492 (vect_model_load_cost): Likewise. Fix comment and misindented code.
8494 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8496 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
8497 peeling-for-gaps condition.
8499 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8501 * config/s390/s390.c (s390_expand_vec_init): Force initializer
8502 element to register if it doesn't match general_operand.
8504 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
8505 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8507 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8509 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8510 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8511 (SIGNBIT): New mode iterator.
8512 (Fsignbit): New mode attribute.
8513 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8514 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8515 when direct moves are available.
8516 (signbit<mode>2_dm): New define_insn_and_split).
8517 (signbit<mode>2_dm2): New define_insn.
8519 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8521 PR rtl-optimization/71594
8522 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8523 into subregs of appropriate mode before trying to emit a conditional
8526 2016-07-05 Jan Hubicka <jh@suse.cz>
8528 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8529 (simple_iv): Use it.
8531 2016-07-05 Jan Hubicka <jh@suse.cz>
8533 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8535 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8537 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8540 2016-07-05 Jan Hubicka <jh@suse.cz>
8542 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8545 2016-07-05 Richard Biener <rguenther@suse.de>
8547 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8548 Handle empty else block.
8549 (is_feasible_trace): Likewise.
8550 (split_paths): Likewise.
8552 2016-07-05 Richard Biener <rguenther@suse.de>
8554 * tree-loop-distribution.c (distribute_loop): Fix issue with
8555 the cost model loop.
8557 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8559 * config/arm/neon-testgen.ml: Delete.
8560 * config/arm/neon.ml: Delete.
8562 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8565 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8566 directly using TREE_PURPOSE.
8568 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8570 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8571 * config/aarch64/aarch64_neon.h: Likewise.
8572 * config/aarch64/arm_neon.h: Likewise.
8573 * config/aarch64/atomics.md: Likewise.
8574 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8575 * doc/invoke.texi: Likewise.
8577 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8579 * config/s390/s390.md: Add "z13" cpu_facility.
8580 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8581 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8582 condition" type instructions.
8584 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8585 Jeff Law <law@redhat.com>
8587 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8588 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8590 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8592 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8593 permutation for TARGET_AVX512F.
8594 (ix86_expand_vec_one_operand_perm_avx512): New function.
8595 (expand_vec_perm_1): Invoke introduced function.
8596 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8597 it may be not valid after vectorization.
8599 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8602 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8603 typo in comment. Only force to memory if it is a weak
8606 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8607 Jiong Wang <jiong.wang@arm.com>
8609 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8610 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8611 (AARCH64_FL_F16): New.
8612 (AARCH64_FL_FOR_ARCH8_2): New.
8613 (AARCH64_ISA_8_2): New.
8614 (AARCH64_ISA_F16): New.
8615 (TARGET_FP_F16INST): New.
8616 (TARGET_SIMD_F16INST): New.
8617 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8618 ("fp"): Disabling "fp" also disables "fp16".
8619 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8620 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8621 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8622 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8624 2016-07-04 Jan Beulich <jbeulich@suse.com>
8626 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8628 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8631 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8632 the insns, use an insn form that does not adjust the offset on
8633 little endian systems.
8635 2016-07-01 Jan Beulich <jbeulich@suse.com>
8637 * varasm.c (get_variable_section): Validate initializer in
8638 named .bss-like sections.
8640 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8642 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8643 Exchange the order of the second and third operands in the vpermr
8644 instruction tmeplate.
8646 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8649 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8650 Disallow TDmode values.
8652 2016-07-01 Alan Modra <amodra@gmail.com>
8654 PR rtl-optimization/71709
8655 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8656 being set, not referenced.
8658 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8660 PR tree-optimization/70729
8661 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8662 of loop since it can be not valid after transformation.
8664 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8666 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8667 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8669 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8671 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8674 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8677 * config/rs6000/constraints.md (wY constraint): New constraint to
8678 match the requirements for the LXSD and STXSD instructions.
8679 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8680 predicate to match the requirements for the LXSD and STXSD
8682 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8683 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8684 to make sure that the bottom 2 bits of offset are 0, the address
8685 form is offsettable, and no updating is done in the address mode.
8686 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8687 (movdi_internal32): Likewise
8688 (movdi_internal64): Likewise.
8690 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8692 PR tree-optimization/71707
8693 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8694 strinfo even for ADDR_EXPR ptr.
8696 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8698 * config/rs6000/altivec.md (darn_32): Change the condition to
8699 TARGET_P9_MISC instead of TARGET_MODULO.
8700 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8701 condition expression.
8702 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8703 condition expression.
8704 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8705 (DFP_TEST): New code iterator.
8706 (dfptstsfi_<code>_mode>): New define_expand.
8707 (*dfp_sgnfcnc_<mode>): New define_insn.
8708 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8709 definition next to BU_P9_MISC_1 definition and change the MASK
8710 value to RS6000_BTM_P9_MISC.
8711 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8712 (BU_P9_64BIT_MISC_0): Likewise.
8713 (BU_P9_DFP_MISC_0): New macro definition.
8714 (BU_P9_DFP_MISC_1): New macro definition.
8715 (BU_P9_DFP_MISC_2): New macro definition.
8716 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8717 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8718 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8719 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8720 (TSTSFI_LT_TD): Likewise.
8721 (TSTSFI_EQ_DD): Likewise.
8722 (TSTSFI_EQ_TD): Likewise.
8723 (TSTSFI_GT_DD): Likewise.
8724 (TSTSFI_GT_TD): Likewise.
8725 (TSTSFI_OV_DD): Likewise.
8726 (TSTSFI_OV_TD): Likewise.
8727 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8728 (TSTSFI_LT_DD): Likewise.
8729 (TSTSFI_LT_TD): Likewise.
8730 (TSTSFI_EQ): Likewise.
8731 (TSTSFI_EQ_DD): Likewise.
8732 (TSTSFI_EQ_TD): Likewise.
8733 (TSTSFI_GT): Likewise.
8734 (TSTSFI_GT_DD): Likewise.
8735 (TSTSFI_GT_TD): Likewise.
8736 (TSTSFI_OV): Likewise.
8737 (TSTSFI_OV_DD): Likewise.
8738 (TSTSFI_OV_TD): Likewise.
8739 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8740 overloaded test significance functions.
8741 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8742 OPTION_MASK_P9_MISC into the representation of this mask.
8743 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8745 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8746 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8748 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8749 argument is a 6-bit unsigned literal value if the icode argument
8750 represents a DFP test significance built-in call.
8751 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8752 flag used independently and in combination with the
8753 RS6000_BTM_64BIT flag.
8754 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8755 (rs6000_builtin_mask_names): Add entry for power9-misc
8756 command-line option.
8757 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8758 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8759 RS6000_BTM_P9_MISC macros.
8760 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8761 option and change the description of the -mpower9-vector option to
8762 enable only vector instructions, removing its erroneously claimed
8763 support for scalar instructions.
8764 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8765 the ISA 3.0 digital floating point test significance built-in
8768 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8770 * config/aarch64/aarch64.c (cortexa35_tunings):
8771 Enable AES fusion. Use cortexa57_branch_cost.
8772 (cortexa53_tunings): Use cortexa57_branch_cost.
8773 (cortexa72_tunings): Use cortexa57_branch_cost.
8774 Use AUTOPREFETCHER_WEAK.
8775 (cortexa73_tunings): Use cortexa57_branch_cost.
8777 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8778 James Greenhalgh <james.greenhalgh@arm.com>
8780 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8781 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8782 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8783 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8784 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8785 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8786 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8787 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8788 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8789 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8790 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8791 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8792 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8795 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8796 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8798 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8800 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8802 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8805 * gcc.c (driver::build_option_suggestions): Pass "option" to
8806 add_misspelling_candidates.
8807 * opts-common.c (add_misspelling_candidates): Add "option" param;
8808 use it to avoid adding negated forms for options marked with
8810 * opts.h (add_misspelling_candidates): Add "option" param.
8812 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8815 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8816 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8817 first when permuting bitwise operation with rotate. Cast
8818 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8820 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8822 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8823 for misspelled param names.
8824 * params.c: Include spellcheck.h.
8825 (find_param_fuzzy): New function.
8826 * params.h (find_param_fuzzy): New prototype.
8827 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8828 * spellcheck.h (struct edit_distance_traits<const char *>):
8831 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8833 * config/rs6000/predicates.md (const_0_to_7_operand): New
8834 predicate, recognize 0..7.
8835 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8836 support for doing extracts from V16QImode, V8HImode, V4SImode
8838 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8839 vector extract support.
8840 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8841 for ISA 3.0 vector extract.
8842 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8843 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8844 extracts of a constant element number from small integer vectors
8845 on 64-bit ISA 3.0 systems.
8846 (vsx_extract_<mode>_di): Likewise.
8847 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8848 say when we can do ISA 3.0 vector extracts.
8849 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8850 registers, using the stxsiwx instruction.
8852 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8854 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8855 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8856 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8857 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8858 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8859 * config/arm/arm.c (arm_qdf24xx_tune): New.
8861 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8863 * config/aarch64/aarch64.c (cortexa53_tunings):
8864 Increase loop alignment to 8. Set function alignment to 16.
8865 (cortexa35_tunings): Likewise.
8866 (cortexa57_tunings): Increase loop alignment to 8.
8867 (cortexa72_tunings): Likewise.
8868 (cortexa73_tunings): Likewise.
8870 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8872 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
8873 for arm_fp16_ok and arm_fp16_hw.
8874 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
8875 arm_fp16_alternative.
8877 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
8879 PR tree-optimization/71655
8880 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
8881 types when swapping operands.
8883 2016-06-29 Martin Liska <mliska@suse.cz>
8886 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
8887 * ipa-inline-transform.c (inline_call): Remove unnecessary call
8888 of build_optimization_node.
8890 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
8892 PR tree-optimization/70729
8893 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
8894 independent in loops having positive safelen value.
8895 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8896 it may be not valid after vectorization.
8898 2016-06-29 Jakub Jelinek <jakub@redhat.com>
8900 PR tree-optimization/71625
8901 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
8902 is sorted by ascending list->offset. If PTR is non-NULL and there is
8903 previous strinfo, call get_stridx_plus_constant.
8904 (get_stridx): Pass exp as second argument to get_addr_stridx.
8905 (addr_stridxptr): Add missing list = list->next, so that there can be
8906 more than one entries in the list. Bump limit from 16 to 32. Ensure
8907 the list is sorted by ascending list->offset.
8908 (get_stridx_plus_constant): Adjust so that it can be also called with
8909 ADDR_EXPR instead of SSA_NAME as PTR.
8910 (handle_char_store): Pass NULL_TREE as second argument to
8913 2016-06-29 Richard Biener <rguenther@suse.de>
8915 PR rtl-optimization/68961
8916 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
8918 2016-06-29 Richard Biener <rguenther@suse.de>
8921 * alias.c (component_uses_parent_alias_set_from): Handle
8922 type punning through union accesses by using the union alias set.
8923 * gimple.c (gimple_get_alias_set): Remove union type punning case.
8925 2016-07-29 Richard Biener <rguenther@suse.de>
8927 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
8928 precision not matching mode precision.
8930 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
8932 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
8933 pa_output_arg_descriptor.
8934 (call_val_symref_64bit_post_reload): Likewise.
8935 (call_val_powf_64bit_post_reload): Likewise.
8936 (sibcall_internal_symref_64bit): Likewise.
8937 (sibcall_value_internal_symref_64bit): Likewise.
8939 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8942 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
8943 a constant, force its SUBREG_REG into memory or register instead
8946 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8949 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
8950 * doc/invoke.texi (AVR Options): Document it.
8952 2016-06-28 Walter Lee <walt@tilera.com>
8954 * config/tilegx/linux.h: Do not include arch/icache.h
8955 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8956 * config/tilepro/linux.h: Do not include arch/icache.h
8957 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8959 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
8961 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
8962 for big-endian BIT_FIELD_REF.
8964 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
8966 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
8967 ('size' attribute): Add '128'.
8969 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
8970 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
8971 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
8972 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
8973 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
8974 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
8975 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
8976 *trunc<mode>df2_odd): Set size attribute to '128'.
8977 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
8978 * config/rs6000/power6.md (power6-fp): Include dfp type.
8979 * config/rs6000/power7.md (power7-fp): Likewise.
8980 * config/rs6000/power8.md (power8-fp): Likewise.
8981 * config/rs6000/power9.md: New file.
8982 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
8983 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
8984 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
8986 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
8987 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8988 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
8989 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
8990 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
8991 dfp_dscri_<mode>): Change type attribute to dfp.
8992 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
8993 attribute to vecsimple.
8994 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
8995 and prefetch streams.
8996 (rs6000_option_override_internal): Remove temporary code setting
8997 tuning to power8. Don't set rs6000_sched_groups for power9.
8998 (last_scheduled_insn): Change to rtx_insn *.
8999 (divide_cnt, vec_load_pendulum): New variables.
9000 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9001 (rs6000_issue_rate): Set issue rate for Power9.
9002 (is_power9_pairable_vec_type): New.
9003 (power9_sched_reorder2): New.
9004 (rs6000_sched_reorder2): Call new function for Power9 specific
9006 (insn_must_be_first_in_group): Remove Power9.
9007 (insn_must_be_last_in_group): Likewise.
9008 (force_new_group): Likewise.
9009 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9010 Initialize divide_cnt/vec_load_pendulum.
9011 (_rs6000_sched_context, rs6000_init_sched_context,
9012 rs6000_set_sched_context): Handle context save/restore of new
9015 2016-06-28 Richard Biener <rguenther@suse.de>
9017 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9018 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9019 COMPONENT_REF operand.
9020 (nonoverlapping_component_refs_p): Likewise.
9021 * stor-layout.c (start_bitfield_representative): Mark
9022 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9024 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9026 * Makefile.in: Don't cat ../stage_current if it does not exist.
9028 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9029 last argument is a bit-field.
9031 PR rtl-optimization/71673
9032 * internal-fn.c (expand_arith_overflow_result_store): Use
9033 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9034 expand_simple_binop.
9037 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9038 expand_ifn_atomic_compare_exchange): New functions.
9039 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9040 * tree.h (build_call_expr_internal_loc): Rename to ...
9041 (build_call_expr_internal_loc_array): ... this. Fix up type of
9043 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9044 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9045 ATOMIC_COMPARE_EXCHANGE result.
9046 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9047 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9048 fold_builtin_atomic_compare_exchange): New prototypes.
9049 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9050 fold_builtin_atomic_compare_exchange): New functions..
9051 * tree-ssa.c (execute_update_addresses_taken): If
9052 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9053 of call when finding addressable vars, and if such var becomes
9054 non-addressable, call fold_builtin_atomic_compare_exchange.
9056 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9059 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9060 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9062 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9064 * config/rs6000/rs6000.md ('type' attribute): Add
9065 veclogical,veccmpfx,vecexts,vecmove insn types.
9066 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9067 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9068 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9069 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9070 *nabs<mode>2_hw): Change type to vecmove.
9071 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9072 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9073 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9074 *ieee_128bit_vsx_abs<mode>2_internal,
9075 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9076 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9077 *ieee128_mtvsrd_32bit): Change type to veclogical.
9078 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9079 *movdi_internal32, *movdi_internal64): Update insn types.
9080 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9081 vsx_extract_<mode>): Change type to veclogical.
9082 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9083 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9084 *vsx_sign_extend_si_v2di): Change type to vecexts.
9085 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9087 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9088 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9089 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9090 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9091 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9092 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9093 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9094 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9095 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9096 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9097 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9098 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9099 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9100 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9101 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9102 (ppc7450-vecsimple): Add veclogical, vecmove.
9103 (ppc7450-veccmp): Add veccmpfx.
9104 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9106 (ppc8540_vector_compare): Add veccmpfx.
9107 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9108 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9109 (cell-vecsimple): Add veclogical, vecmove.
9110 (cell-veccmp): Add veccmpfx.
9111 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9112 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9114 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9115 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9116 (power4-vecsimple): Add veclogical, vecmove.
9117 (power4-veccmp): Add veccmpfx.
9118 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9119 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9120 (power6-vecsimple): Add veclogical, vecmove.
9121 (power6-veccmp): Add veccmpfx.
9122 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9123 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9124 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9125 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9126 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9127 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9128 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9130 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9132 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9135 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9136 OPTION_MASK_P9_DFORM_VECTOR.
9137 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9138 disable -mpower9-dform-vector when using reload.
9139 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9140 New 'strict' argument. Update all callers. Add strict addressing
9142 (rs6000_legitimate_offset_address_p): Remove call to
9143 virtual_stack_registers_memory_p.
9144 (rs6000_legitimize_reload_address): Add quad address support.
9145 (rs6000_legitimate_address_p): Move call to quad_address_p above
9146 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9147 to account for new strict usage.
9148 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9149 for new strict usage.
9150 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9152 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9159 * config/i386/i386.c (ix86_spill_class): Disable condition to
9160 always return NO_REGS.
9162 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9164 * predict.c: Include gimple-pretty-print.h
9165 (predicted_by_loop_heuristics_p): Check also
9166 PRED_LOOP_EXIT_WITH_RECURSION
9167 (predict_loops): Find self recursive calls and use special purpose
9168 predictors for them; dump log about decisions.
9169 (pass_profile::execute): Dump info about #of iterations.
9170 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9171 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9173 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9175 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9176 output_asm_insn calls and shorten long lines. Output .CALL
9177 argument descriptor using pa_output_arg_descriptor. Add various
9178 inline $$dyncall and other optimizations.
9179 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9181 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9183 PR tree-optimization/71643
9184 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9187 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9188 leak a bitmap if dep_bb is NULL.
9190 PR tree-optimization/71631
9191 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9192 to rewrite_expr_tree even if negate_result, move new_lhs var
9193 declaration and initialization earlier, for powi_result set afterwards
9194 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9195 if new_lhs != lhs, and don't shadow gsi var.
9197 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9199 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9200 Add in_loop parameter.
9201 (predict_loops): Add loop guard heuristics.
9202 * predict.def (PRED_LOOP_GUARD): New heuristics.
9204 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9206 * predict.c: Include ipa-utils.h
9207 (tree_bb_level_prediction): Predict recursive calls.
9208 (tree_estimate_probability_bb): Skip inexpensive calls for call
9210 * predict.def (PRED_RECURSIVE_CALL): New.
9212 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9214 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9215 (BU_FLOAT128_1): Likewise.
9217 (COPYSIGNQ): Likewise.
9218 (RS6000_BUILTIN_NANQ): Likewise.
9219 (RS6000_BUILTIN_NANSQ): Likewise.
9220 (RS6000_BUILTIN_INFQ): Likewise.
9221 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9222 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9223 (TARGET_FOLD_BUILTIN): New #define.
9224 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9225 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9226 (rs6000_fold_builtin): New target hook implementation, handling
9227 folding of 128-bit NaNs and infinities.
9228 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9229 entries are filled in to avoid problems during bootstrap
9230 self-test; define builtins for 128-bit NaNs and infinities.
9231 (rs6000_opt_mask): Add entry for float128.
9232 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9233 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9234 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9235 (const_str_type_node): New #define.
9236 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9237 to a define_expand that dispatches to either copysign<mode>3_soft
9238 or copysign<mode>3_hard.
9239 (copysign<mode>3_hard): Rename from copysign<mode>3.
9240 (copysign<mode>3_soft): New define_insn.
9241 * doc/extend.texi: Document new builtins.
9243 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9245 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9246 PRIu64 instead of lu.
9248 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9251 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9254 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9256 PR tree-optimization/71647
9257 * omp-low.c (lower_rec_input_clauses): Convert
9258 omp_clause_aligned_alignment (c) to size_type_node for the
9259 last argument of __builtin_assume_aligned.
9261 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9263 * configure.ac (calling ___tls_get_addr via GOT): New
9264 assembler/linker check.
9265 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9266 assembler and linker supports calling ___tls_get_addr via GOT.
9267 Otherise, defined to 0.
9268 * config.in: Regenerated.
9269 * configure: Likewise.
9270 * config/i386/constraints.md (Yb): New constraint.
9271 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9272 (REG_CLASS_NAMES): Likewise.
9273 (REG_CLASS_CONTENTS): Likewise.
9274 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9275 the b constraint with the Yb constraint. Call ___tls_get_addr
9276 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9278 (*tls_local_dynamic_base_32_gnu): Likewise.
9279 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9280 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9281 (*tls_local_dynamic_base_64_<mode>): Likewise.
9283 2016-06-24 Martin Liska <mliska@suse.cz>
9285 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9286 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9288 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9289 argument to true if the expected number of iterations is
9292 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9294 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9295 assemble for 32bit target.
9296 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9297 and $ld_ix86_gld_32_opt to link for 32bit target.
9298 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9299 * configure: Regenerate.
9301 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9303 * config/arm/arm.c (int_log2): Delete definition and prototype.
9304 (shift_op): Use exact_log2 instead of int_log2.
9305 (vfp3_const_double_for_fract_bits): Likewise.
9307 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9309 * internal-fn.c (expand_arith_set_overflow): New function.
9310 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
9312 (expand_arith_overflow_result_store): Likewise. Handle precision
9313 smaller than mode precision.
9314 * tree-vrp.c (extract_range_basic): For imag part, handle
9315 properly signed 1-bit precision result.
9316 * doc/extend.texi (__builtin_add_overflow): Document that last
9317 argument can't be pointer to enumerated or boolean type.
9318 (__builtin_add_overflow_p): Document that last argument can't
9319 have enumerated or boolean type.
9321 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9322 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9324 * config/rs6000/predicates.md (splat_input_operand): Rework.
9325 Don't allow constants, since the insns that use this predicate
9326 don't support constants. Constants are handled by other insns
9327 that are created via combine. During and after register
9328 allocation, only allow indexed or indirect addresses, and not
9329 general addresses. Only allow modes supported by the hardware.
9330 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
9331 comment. Move check for using VSPLTIS<x> to a common location,
9332 instead of doing it in two different places.
9334 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
9336 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9337 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
9338 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
9339 signature_CENTAUR_ebx.
9341 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
9345 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
9346 (as_ix86_gas_32_opt): This.
9347 (ld_ix86_tls_ldm_opt): Renamed to ...
9348 (ld_ix86_gld_32_opt): This.
9349 (R_386_TLS_LDM reloc): Updated.
9350 (R_386_GOT32X reloc): New assembler/linker check.
9351 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
9352 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
9354 * config.in: Regenerated.
9355 * configure: Likewise.
9356 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
9357 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
9358 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
9359 if ix86_force_load_from_GOT_p returns true.
9360 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
9361 ix86_force_load_from_GOT_p returns true.
9362 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
9363 the external function address via the GOT slot.
9364 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
9365 HAVE_AS_IX86_GOT32X before returning false.
9366 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
9367 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
9369 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
9371 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
9373 2016-06-23 Andi Kleen <ak@linux.intel.com>
9375 * Makefile.in: Regenerate.
9376 * doc/install.texi: Document autoprofiledbootstrap.
9378 2016-06-23 Andi Kleen <ak@linux.intel.com>
9380 * config/i386/gcc-auto-profile: New file.
9382 2016-06-23 Martin Liska <mliska@suse.cz>
9385 * predict.c (predict_loops): Revert the hunk that was removed
9388 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
9390 * config.gcc: Add support for arm*-*-phoenix* targets.
9391 * config/arm/t-phoenix: New.
9392 * config/phoenix.h: New.
9394 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
9395 H.J. Lu <hongjiu.lu@intel.com>
9398 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
9399 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
9400 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
9401 ix86_force_load_from_GOT_p returns true.
9402 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
9403 ix86_force_load_from_GOT_p returns true.
9404 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
9405 ix86_force_load_from_GOT_p returns true.
9406 (ix86_expand_move): Load the external function address via the
9407 GOT slot if ix86_force_load_from_GOT_p returns true.
9408 * config/i386/predicates.md (x86_64_immediate_operand): Return
9409 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
9410 (x86_64_zext_immediate_operand): Ditto.
9412 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
9414 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
9416 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9419 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9420 * diagnostic.c (pedwarn_at_rich_loc): New function.
9421 * spellcheck.h (best_match::best_match): Add a
9422 "best_distance_so_far" optional parameter.
9423 (best_match::set_best_so_far): New method.
9424 (best_match::get_best_distance): New accessor.
9425 (best_match::get_best_candidate_length): New accessor.
9427 2016-06-22 Nick Clifton <nickc@redhat.com>
9429 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
9430 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
9431 modes are accepted as well.
9432 (ucompare_loc_descriptor): Likewise.
9433 (minmax_loc_descriptor): Likewise.
9434 (clz_loc_descriptor): Likewise.
9435 (popcount_loc_descriptor): Likewise.
9436 (bswap_loc_descriptor): Likewise.
9437 (rotate_loc_descriptor): Likewise.
9438 (mem_loc_descriptor): Likewise.
9439 (loc_descriptor): Likewise.
9441 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9443 * common.opt (fdiagnostics-parseable-fixits): New option.
9444 * diagnostic.c: Include "selftest.h".
9445 (print_escaped_string): New function.
9446 (print_parseable_fixits): New function.
9447 (diagnostic_report_diagnostic): Call print_parseable_fixits.
9448 (selftest::assert_print_escaped_string): New function.
9449 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
9450 (selftest::test_print_escaped_string): New function.
9451 (selftest::test_print_parseable_fixits_none): New function.
9452 (selftest::test_print_parseable_fixits_insert): New function.
9453 (selftest::test_print_parseable_fixits_remove): New function.
9454 (selftest::test_print_parseable_fixits_replace): New function.
9455 (selftest::diagnostic_c_tests): New function.
9456 * diagnostic.h (struct diagnostic_context): Add field
9457 "parseable_fixits_p".
9458 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9459 -fdiagnostics-parseable-fixits.
9460 (-fdiagnostics-parseable-fixits): New option.
9461 * opts.c (common_handle_option): Handle
9462 -fdiagnostics-parseable-fixits.
9463 * selftest-run-tests.c (selftest::run_tests): Call
9464 selftest::diagnostic_c_tests.
9465 * selftest.h (selftest::diagnostic_c_tests): New prototype.
9467 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
9469 PR tree-optimization/71488
9470 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
9471 comparison of boolean vectors.
9472 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
9473 of boolean vectors using bitwise operations.
9475 2016-06-22 Andreas Schwab <schwab@suse.de>
9477 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
9480 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
9482 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
9484 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
9486 * config/i386/i386.c (print_reg): Emit an error message on attempt to
9489 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9491 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
9492 * config/arm/arm-cores.def (cortex-a73): New entry.
9493 (cortex-a73.cortex-a35): Likewise.
9494 (cortex-a73.cortex-a53): Likewise.
9495 * config/arm/arm-tables.opt: Regenerate.
9496 * config/arm/arm-tune.md: Likewise.
9497 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
9498 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9499 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
9500 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9501 * doc/invoke.texi (ARM Options): Document cortex-a73,
9502 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
9504 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9506 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9507 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9508 (cortex-a73.cortex-a35): Likewise.
9509 (cortex-a73.cortex-a53): Likewise.
9510 * config/aarch64/aarch64-tune.md: Regenerate.
9511 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9512 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9515 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9517 * configure.ac (gcc_cv_as_compress_debug): Remove
9518 --compress-debug-sections as extra as switch.
9519 Handle gas --compress-debug-sections=type.
9520 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9521 Handle gld --compress-debug-sections=type.
9522 * configure: Regenerate.
9524 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9526 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9528 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9530 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9531 (do_rewrite): likewise.
9533 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9535 * common/config/mep/mep-common.c: Remove.
9536 * config.gcc: Remove mep-* support.
9537 * config/mep/constraints.md: Remove.
9538 * config/mep/default.h: Remove.
9539 * config/mep/intrinsics.h: Remove.
9540 * config/mep/intrinsics.md: Remove.
9541 * config/mep/ivc2-template.h: Remove.
9542 * config/mep/mep-c5.cpu: Remove.
9543 * config/mep/mep-core.cpu: Remove.
9544 * config/mep/mep-default.cpu: Remove.
9545 * config/mep/mep-ext-cop.cpu: Remove.
9546 * config/mep/mep-intrin.h: Remove.
9547 * config/mep/mep-ivc2.cpu: Remove.
9548 * config/mep/mep-pragma.c: Remove.
9549 * config/mep/mep-protos.h: Remove.
9550 * config/mep/mep.c: Remove.
9551 * config/mep/mep.cpu: Remove.
9552 * config/mep/mep.h: Remove.
9553 * config/mep/mep.md: Remove.
9554 * config/mep/mep.opt: Remove.
9555 * config/mep/predicates.md: Remove.
9556 * config/mep/t-mep: Remove.
9557 * doc/install.texi: Remove mep-* documentation.
9558 * doc/md.texi: Likewise.
9560 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9562 * config.gcc: Remove support for avr-rtems.
9563 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9564 * config/avr/rtems.h: Remove.
9565 * config/avr/t-rtems: Remove.
9567 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9569 * config.gcc: Remove m32r-rtems support.
9570 * config/m32r/rtems.h: Remove.
9572 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9574 * config.gcc: Remove h8300-rtems support.
9575 * config/h8300/rtems.h: Remove.
9576 * config/h8300/t-rtems: Remove.
9578 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9580 * config.gcc: Remove support for knetbsd.
9581 * configure.ac: Likewise.
9582 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9583 * config/knetbsd-gnu.h: Remove.
9584 * configure: Regenerate.
9586 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9588 * config.gcc: Remove support for openbsd 2 and 3.
9589 * config/openbsd-oldgas.h: Remove.
9591 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9593 * config.gcc: Remove interix support.
9594 * config/i386/i386-interix.h: Remove.
9595 * config/i386/interix.opt: Remove.
9596 * config/i386/t-interix: Remove.
9597 * configure: Regenerate.
9598 * configure.ac: Remove interix support.
9599 * doc/install.texi: Remove interix documentation.
9601 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9603 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9604 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9607 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9609 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9610 they are both PLACEHOLDER_EXPRs.
9612 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9614 * stor-layout.c (layout_type): Move setting complex MODE to
9615 layout_type, instead of setting it ahead of time by the caller.
9616 * tree.c (build_complex_type): Likewise.
9618 2016-06-21 Martin Liska <mliska@suse.cz>
9620 * predict.c (force_edge_cold): Replace imposisble with
9623 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9625 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9626 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9628 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9630 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9632 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9633 Ilya Enkovich <ilya.enkovich@intel.com>
9636 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9637 New member function to convert V1TImode register to SUBREG
9638 TImode in debug insn.
9639 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9640 after changing register mode to V1TImode.
9642 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9644 * config/aarch64/aarch64-cores.def (vulcan): New core.
9645 * config/aarch64/aarch64-tune.md: Regenerate.
9646 * doc/invoke.texi: Document vulcan as an available option.
9648 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9650 * cse.c (canon_asm_operands): New function extracted from...
9651 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9652 either standalone or member of a PARALLEL.
9654 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9657 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9658 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9659 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9661 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9664 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9665 constant addresses if can_create_pseudo_p.
9667 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9669 PR tree-optimization/71588
9670 * tree-ssa-strlen.c (valid_builtin_call): New function.
9671 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9674 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9677 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9678 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9679 for conversion of scalar user var to complex type and use the
9680 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9683 PR rtl-optimization/71591
9684 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9685 don't run any tests.
9687 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9690 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9691 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9692 space for PIC with non-v32 and the common non-PIC "jump".
9694 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9697 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9698 returned values and add UN*/LTGT/*ORDERED cases with values matching
9699 D operand modifier on vcmp for AVX.
9701 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9703 * config/aarch64/aarch64.opt
9704 (mpc-relative-literal-loads): Rename internal option name.
9705 * config/aarch64/aarch64.c
9706 (aarch64_nopcrelative_literal_loads): Rename to
9707 aarch64_pcrelative_literal_loads.
9708 (aarch64_expand_mov_immediate): Likewise.
9709 (aarch64_secondary_reload): Likewise.
9710 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9711 (aarch64_override_options_after_change_1): Rename and simplify logic.
9712 (aarch64_classify_symbol): Merge large model checks into switch,
9713 remove pc-relative load check.
9715 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9717 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9718 costs relative to the cost of a register move.
9720 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9722 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9723 (vcvt_n_f64_u64): Likewise.
9724 (vcvt_n_s64_f64): Likewise.
9725 (vcvt_n_u64_f64): Likewise.
9726 (vcvt_f64_s64): Likewise.
9727 (vrecpe_f64): Likewise.
9728 (vcvt_f64_u64): Likewise.
9729 (vrecps_f64): Likewise.
9731 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9733 * config/aarch64/aarch64.md
9734 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9736 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9738 * config/aarch64/aarch64-builtins.c
9739 (aarch64_types_binop_uss_qualifiers): Delete.
9740 (TYPES_BINOP_USS): Likewise.
9741 (aarch64_types_binop_sus_qualifiers): Likewise.
9742 (TYPES_BINOP_SUS): Likewise.
9743 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9744 (TYPES_FCVTIMM_SUS): Likewise.
9745 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9747 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9748 (fcvtzs): Use SHIFTIMM rather than BINOP.
9749 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9751 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9753 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9754 costs relative to the cost of a register move.
9756 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9758 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9759 Allow scalar/single vector modes to be tieable.
9761 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9763 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9765 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9767 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9769 * tree.h (TYPE_ALIGN): Likewise.
9771 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9774 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9776 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9778 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9779 literal" build warnings.
9780 (avr_print_operand_address): Dito.
9782 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9785 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9786 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9788 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9790 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9792 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9795 * reload1.c (reload): Pass 0 to finish_spills when called because
9796 update_eliminables_and_spill returns true and remove did_spill.
9797 (finish_spills): Adjust comment and document GLOBAL parameter.
9799 2016-06-17 DJ Delorie <dj@redhat.com>
9802 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9803 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9804 (umulqihi3_virt): Likewise.
9805 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9806 (umulqihi3_real): Likewise.
9808 2016-06-17 Martin Liska <mliska@suse.cz>
9810 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9812 2016-06-17 Martin Liska <mliska@suse.cz>
9814 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9816 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9818 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9820 (vaddq_f32): Likewise.
9821 (vmul_f32): Likewise.
9822 (vmulq_f32): Likewise.
9823 (vsub_f32): Likewise.
9824 (vsubq_f32): Likewise.
9826 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9828 PR tree-optimization/71347
9829 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9830 cost for all uses in group.
9832 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9834 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9835 insert gimple seq if it's not empty.
9837 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9839 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9841 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9843 (comp_dr_with_seg_len_pair): Ditto.
9844 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9845 struct dr_with_seg_len_pair against DR_OFFSET.
9846 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9849 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9851 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9853 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9855 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9856 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9857 (pa_output_millicode_call): Likewise.
9858 (pa_output_call): Likewise.
9859 (pa_output_indirect_call): Likewise.
9860 (pa_asm_output_mi_thunk): Likewise.
9862 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9864 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9866 2016-06-16 Martin Liska <mliska@suse.cz>
9868 * predict.c (combine_predictions_for_insn): When we find a first
9869 match predictor, we should consider just predictors with
9870 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9871 DS theory predictor.
9872 (combine_predictions_for_bb): Likewise.
9874 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9876 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
9877 with base of reference to struct.
9879 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9881 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
9883 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9886 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
9887 progmem_swtable_section.
9888 (progmem_swtable_section): Remove.
9889 (avr_asm_function_rodata_section): Remove.
9890 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9891 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
9893 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
9895 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9896 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
9897 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
9898 signature_CENTAUR_ebx.
9899 * config/i386/i386.c (ix86_option_override_internal): Add
9900 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
9901 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
9902 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
9904 2016-06-16 Martin Liska <mliska@suse.cz>
9906 * predict.def: Add fortran loop preheader predictor.
9907 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
9908 fold IFN_BUILTIN_EXPECT with a known constant argument.
9910 2016-06-16 Martin Liska <mliska@suse.cz>
9912 * predict.def: Add 'Fortran' to display text of all
9913 PRED_FORTRAN_* predictors.
9915 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9918 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
9919 [IA64_BUILTIN_NANSQ]: Ditto.
9920 (ia64_fold_builtin): New function.
9921 (TARGET_FOLD_BUILTIN): New define.
9922 (ia64_init_builtins) Declare const_string_type node.
9923 Add __builtin_nanq and __builtin_nansq builtin functions.
9924 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
9926 2016-06-16 Nick Clifton <nickc@redhat.com>
9928 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
9929 MSP430_HWMULT_ prefix to enum values.
9930 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
9931 * config/msp430/msp430.c: Update use of enum values.
9932 * config/msp430/msp430.md: Likewise.
9933 * config/msp430/msp430.opt: Likewise.
9935 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
9937 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
9938 of comparsions in the last iteration.
9940 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9941 Joern Rennecke <joern.rennecke@embecosm.com>
9943 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
9945 (arc_needs_pcl_p): Add GOTOFFPC.
9946 (arc_legitimate_pic_addr_p): Likewise.
9947 (arc_output_pic_addr_const): Likewise.
9948 (arc_legitimize_pic_address): Generate a pc-relative address using
9950 (arc_output_libcall): Use @pcl syntax.
9951 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
9952 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
9953 (*movsi_insn): Use @pcl syntax.
9954 (doloop_begin_i): Likewise.
9956 2016-06-16 Martin Liska <mliska@suse.cz>
9958 * predict.def: Define a new predictor.
9960 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9962 * config/arc/arc.opt (mtp-regno): Update text.
9964 2016-06-16 Renlin Li <renlin.li@arm.com>
9966 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
9968 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9971 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9972 (setcc + and peephole2): Likewise.
9974 PR rtl-optimization/71532
9975 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
9978 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9980 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
9981 DImode constants with XXSPLTIB in vector registers.
9982 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
9983 vsx_extract_<mode>_internal{1,2} into a single insn that handles
9984 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
9985 extraction of the element at the top of the register as a scalar
9987 (vsx_extract_<mode>_internal1): Likewise.
9988 (vsx_extract_<mode>_internal2): Likewise.
9989 * config/rs6000/constraints.md (wi constraint): Remove a comment
9990 about DImode not being allowed in Altivec registers.
9991 (wB constraint): New constraint for constants that can be
9992 generated in Altivec registers with VSPLTISW/VUPKHSW.
9993 * config/rs6000/predicates.md (xxspltib_constant_split): Update
9995 (xxspltib_constant_nosplit): Likewise.
9996 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
9997 support for -mupper-regs-di to enable DImode to go into Altivec
9999 (POWERPC_MASKS): Likewise.
10000 (power7 cpu): Likewise.
10001 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10002 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10003 for DImode being allowed in Altivec registers. Update wi/wj
10004 constraints. Set scalar_in_vmx_p flag.
10005 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10006 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10007 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10008 (rs6000_opt_masks): Add -mupper-regs-di.
10009 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10010 direct move to use wi and not wj.
10011 (lfiwzx): Likewise.
10012 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10014 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10015 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10016 any VSX register, instead of just Altivec registers, to allow
10017 either operand to be an Altivec register or both.
10018 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10019 (movdi_internal32): Add support for -mupper-regs-di. Add support
10020 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10021 the alternatives and attributes to be lined up to be easier to
10023 (movdi_internal64): Likewise.
10024 (64-bit DImode splitters): Change predicates to only split loading
10025 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10026 load constants in ISA 3.0 or ISA 2.07 respectively.
10027 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10028 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10029 mention -mcpu=power9 sets these options.
10030 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10033 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10036 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10037 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10038 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10039 by default to warn misspelled interrupt/ signal handler.
10040 * doc/invoke.texi (AVR Options): Document it. Update description
10041 for -nodevicelib option.
10043 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10045 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10046 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10047 (aarch64_<sur>shll2_n<mode>): Likewise.
10049 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10051 PR middle-end/71529
10052 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10053 DECL_CONTEXT for copied arguments.
10055 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10057 PR tree-optimization/71483
10058 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10061 2016-06-15 Martin Liska <mliska@suse.cz>
10063 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10064 instead of predict_edge w/o a probability.
10066 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10068 PR tree-optimization/71439
10069 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10072 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10074 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10075 register subregs in SET_SRC.
10077 2016-06-15 Richard Biener <rguenther@suse.de>
10079 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10080 store restrictions.
10082 2016-06-15 Richard Biener <rguenther@suse.de>
10084 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10085 not consider dependences between accesses that belong to the
10087 (vect_analyze_data_ref_dependences): Do not analyze read-read
10088 or self-dependences.
10090 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10092 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10094 (find_closest_identifier): Reimplement in terms of
10095 best_match<tree,tree>.
10096 * spellcheck-tree.h: New file.
10097 * spellcheck.c (struct edit_distance_traits<const char *>): New
10099 (find_closest_string): Reimplement in terms of
10100 best_match<const char *, const char *>.
10101 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10102 overload to spellcheck-tree.h.
10103 (find_closest_identifier): Likewise.
10104 (struct edit_distance_traits<T>): New template.
10105 (class best_match): New class.
10107 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10109 * selftest-run-tests.c (selftest::run_tests): Call
10110 selftest::spellcheck_tree_c_tests.
10111 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10112 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10113 (selftest::test_find_closest_identifier): New function.
10114 (selftest::spellcheck_tree_c_tests): New function.
10115 * spellcheck.c (selftest::test_find_closest_string): Verify that
10116 the order of the vec does not affect the results for this case.
10117 (selftest::test_data): New array.
10118 (selftest::test_metric_conditions): New function.
10119 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10120 Call selftest::test_metric_conditions.
10122 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10124 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10125 (BU_P9_MISC_1): Likewise.
10126 (BU_P9_64BIT_MISC_0): Likewise.
10127 (BU_P9_MISC_0): Likewise.
10129 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10131 * gcc-rich-location.c
10132 (gcc_rich_location::add_fixit_misspelled_id): New method.
10133 * gcc-rich-location.h
10134 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10136 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10138 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10139 FreeBSD 11 and above.
10141 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10143 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10145 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10147 * expmed.h: Close parenthesis in "at your option" in copyright
10149 * lower-subreg.h: Likewise.
10151 2016-06-14 Richard Biener <rguenther@suse.de>
10153 PR middle-end/71526
10154 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10157 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10159 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10161 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10162 mask+shift version.
10163 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10165 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10166 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10168 2016-06-14 Richard Biener <rguenther@suse.de>
10170 PR tree-optimization/71522
10171 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10172 copying into float copying.
10174 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10176 PR tree-optimization/71520
10177 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10178 (replace_block_by): Move user labels from bb1 to bb2.
10180 2016-06-14 Richard Biener <rguenther@suse.de>
10182 PR middle-end/71310
10184 * expr.h (get_bit_range): Declare.
10185 * expr.c (get_bit_range): Export.
10186 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10187 word_mode again to constrain the bitfield access.
10189 2016-06-14 Richard Biener <rguenther@suse.de>
10191 PR tree-optimization/71521
10192 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10193 division int_const_binop against zero divisor.
10195 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10197 * config/i386/i386.md (signbittf2): New expander.
10198 * config/i386/sse.md (ptesttf2): New insn pattern.
10200 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10203 * input.c (selftest::test_reading_source_line): Avoid reading from
10204 __FILE__ by creating a tempfile with known content and reading
10207 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10209 * pretty-print.c (assert_pp_format_colored): Skip the test if
10211 (test_pp_format): Remove comment about GCC_COLORS.
10213 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10215 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10216 * pretty-print.c (assert_pp_format_va): Add location param and use
10217 it with ASSERT_STREQ_AT.
10218 (assert_pp_format): Add location param and pass it to
10219 assert_pp_format_va.
10220 (assert_pp_format_colored): Likewise.
10221 (ASSERT_PP_FORMAT_1): New.
10222 (ASSERT_PP_FORMAT_2): New.
10223 (ASSERT_PP_FORMAT_3): New.
10224 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10225 explicitly, or implicitly via the above macros.
10226 * selftest.c (selftest::pass): Use a selftest::location rather
10227 than file and line.
10228 (selftest::fail): Likewise. Print the function name.
10229 (selftest::fail_formatted): Likewise.
10230 (selftest::assert_streq): Use a selftest::location rather than
10232 * selftest.h (selftest::location): New struct.
10233 (SELFTEST_LOCATION): New macro.
10234 (selftest::pass): Accept a const location & rather than file
10236 (selftest::fail): Likewise.
10237 (selftest::fail_formatted): Likewise.
10238 (selftest::assert_streq): Likewise.
10239 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10240 (ASSERT_FALSE): Likewise.
10241 (ASSERT_EQ): Likewise.
10242 (ASSERT_NE): Likewise.
10243 (ASSERT_STREQ): Likewise.
10244 (ASSERT_PRED1): Likewise.
10245 (ASSERT_STREQ_AT): New macro.
10247 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10249 * selftest.c (selftest::fail_formatted): New function.
10250 (selftest::assert_streq): New function.
10251 * selftest.h (selftests::fail_formatted): New decl.
10252 (selftest::assert_streq): New decl.
10253 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10255 2016-06-13 Jeff Law <law@redhat.com>
10257 PR tree-optimization/71403
10258 * tree-ssa-threadbackward.c
10259 (convert_and_register_jump_thread_path): No longer accept reference
10260 to path. Do not pop items off the path anymore.
10261 (fsm_find_control_statement_thread_paths): Do not allow threading
10262 to a deeper loop nest. Pop the last item off the path here rather
10263 than in convert_and_register_jump_thread_path.
10265 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10266 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10268 [AArch64] Emit division using the Newton series
10270 * config/aarch64/aarch64-protos.h
10271 (cpu_approx_modes): Add new member "division".
10272 (aarch64_emit_approx_div): Declare new function.
10273 * config/aarch64/aarch64.c
10274 (generic_approx_modes): New member "division".
10275 (exynosm1_approx_modes): Likewise.
10276 (xgene1_approx_modes): Likewise.
10277 (aarch64_emit_approx_div): Define new function.
10278 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10279 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10280 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10281 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10283 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10284 Wilco Dijkstra <wilco.dijkstra@arm.com>
10286 [AArch64] Emit square root using the Newton series
10288 * config/aarch64/aarch64-protos.h
10289 (aarch64_emit_approx_rsqrt): Replace with new function
10290 "aarch64_emit_approx_sqrt".
10291 (cpu_approx_modes): New member "sqrt".
10292 * config/aarch64/aarch64.c
10293 (generic_approx_modes): New member "sqrt".
10294 (exynosm1_approx_modes): Likewise.
10295 (xgene1_approx_modes): Likewise.
10296 (aarch64_emit_approx_rsqrt): Replace with new function
10297 "aarch64_emit_approx_sqrt".
10298 (aarch64_override_options_after_change_1): Handle new option.
10299 * config/aarch64/aarch64-simd.md
10300 (rsqrt<mode>2): Use new function instead.
10301 (sqrt<mode>2): New expansion and insn definitions.
10302 * config/aarch64/aarch64.md: Likewise.
10303 * config/aarch64/aarch64.opt
10304 (mlow-precision-sqrt): Add new option description.
10305 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10307 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10309 [AArch64] Add more choices for the reciprocal square root approximation
10311 Allow a target to prefer such operation depending on the operation mode.
10313 * config/aarch64/aarch64-protos.h
10314 (AARCH64_APPROX_MODE): New macro.
10315 (AARCH64_APPROX_{NONE,ALL}): Likewise.
10316 (cpu_approx_modes): New structure.
10317 (tune_params): New member "approx_modes".
10318 * config/aarch64/aarch64-tuning-flags.def
10319 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
10320 * config/aarch64/aarch64.c
10321 (generic_approx_modes): New core "cpu_approx_modes" structure.
10322 (exynosm1_approx_modes): Likewise.
10323 (xgene1_approx_modes): Likewise.
10324 (generic_tunings): New member "approx_modes".
10325 (cortexa35_tunings): Likewise.
10326 (cortexa53_tunings): Likewise.
10327 (cortexa57_tunings): Likewise.
10328 (cortexa72_tunings): Likewise.
10329 (exynosm1_tunings): Likewise.
10330 (thunderx_tunings): Likewise.
10331 (xgene1_tunings): Likewise.
10332 (use_rsqrt_p): New argument for the mode and use new member from
10334 (aarch64_builtin_reciprocal): Devise mode from builtin.
10335 (aarch64_optab_supported_p): New argument for the mode.
10336 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
10338 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10340 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
10341 RS6000_BTM_MODULO flag into the set of flags that are considered
10342 to be part of the common configuration.
10344 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10346 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
10347 difference unsigned.
10348 (vec_absdb): New macro for vector absolute difference unsigned
10350 (vec_absdh): New macro for vector absolute difference unsigned
10352 (vec_absdw): New macro for vector absolute difference unsigned word.
10353 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
10354 (vadu<mode>3): New insn.
10355 (*p9_vadu<mode>3): New insn.
10356 * config/rs6000/rs6000-builtin.def (vadub): New built-in
10358 (vaduh): New built-in definition.
10359 (vaduw): New built-in definition.
10360 (vadu): New overloaded built-in definition.
10361 (vadub): New overloaded built-in definition.
10362 (vaduh): New overloaded built-in definition.
10363 (vaduw): New overloaded built-in definition.
10364 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10365 overloaded vector absolute difference unsigned functions.
10366 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10367 the ISA 3.0 vector absolute difference unsigned built-in functions.
10369 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
10371 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
10372 update shared_lookup_references only once after changing operands.
10374 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
10376 PR middle-end/71373
10377 * tree-nested.c (convert_nonlocal_omp_clauses)
10378 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
10380 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
10381 * tree.def (CASE_LABEL_EXPR): Likewise.
10383 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10386 * input.c (test_builtins): Fix an assertion.
10388 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10390 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
10391 (paritysi2): Ditto.
10393 (isinf<mode>2): Ditto.
10395 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10397 * ggc-tests.c (test_finalization): Only test need_finalization_p
10398 for GCC_VERSION >= 4003.
10400 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10402 * config/s390/vecintrin.h: Fix file description in comment.
10404 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10406 * config/s390/s390-builtin-types.def: Change builtin type naming
10407 scheme to match builtin-types.def.
10409 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
10411 * fold-const.c (optimize_minmax_comparison): Remove.
10412 (fold_comparison): Remove call to the above.
10413 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
10414 New transformations.
10416 2016-06-13 Alan Hayward <alan.hayward@arm.com>
10418 PR tree-optimization/71416
10419 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
10422 2016-06-13 Martin Liska <mliska@suse.cz>
10424 * predict.c (enum predictor_reason): Prefix enum with REASON_.
10425 (combine_predictions_for_insn): Likewise.
10426 (prune_predictions_for_bb): Likewise.
10427 (combine_predictions_for_bb): Likewise.
10429 2016-06-13 Richard Biener <rguenther@suse.de>
10431 PR tree-optimization/71505
10432 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
10433 assert match comment.
10435 2016-06-13 Marek Polacek <polacek@redhat.com>
10437 PR middle-end/71476
10438 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
10439 gimplify_switch_expr.
10440 (warn_switch_unreachable_r): New function.
10442 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10445 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
10448 2016-06-13 Richard Biener <rguenther@suse.de>
10450 PR middle-end/64516
10451 * fold-const.c (fold_unary_loc): Preserve alignment when
10452 folding a VIEW_CONVERT_EXPR into a MEM_REF.
10454 2016-06-13 Martin Liska <mliska@suse.cz>
10457 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
10458 w/ -fsanitize=bounds.
10460 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10462 * config/i386/i386.c (ix86_init_builtins): Calculate
10463 FLOAT128_FTYPE_CONST_STRING function type only once.
10464 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
10465 built-in functions are available for x86-32 and x86-64 targets.
10467 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10470 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
10471 New primitive type.
10472 (FLOAT128_FTYPE_CONST_STRING): New function type.
10473 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
10474 [IX86_BUILTIN_NANSQ]: Ditto.
10475 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10476 (ix86_init_builtin_types): Declare const_string_type_node.
10477 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
10479 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10480 * doc/extend.texi (x86 Built-in Functions): Document
10481 __builtin_nanq and __builtin_nansq.
10483 2016-06-11 Jiong Wang <jiong.wang@arm.com>
10486 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
10487 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
10488 length for pop patterns.
10489 (arm_attr_length_push_multi): Update comments.
10490 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
10492 (*pop_multiple_with_writeback_and_return): Likewise.
10493 (*pop_multiple_with_return): Likewise.
10495 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
10497 PR middle-end/71310
10498 * fold-const.c (optimize_bit_field_compare): Don't try to use
10499 word_mode unconditionally for reading the bit field, look at
10500 DECL_BIT_FIELD_REPRESENTATIVE instead.
10502 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10504 PR middle-end/71478
10505 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10506 vector integer type.
10508 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10510 PR middle-end/71494
10511 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10512 without LABEL_DECL, set *handled_ops_p to false instead of true.
10514 2016-06-10 Martin Sebor <msebor@redhat.com>
10517 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10518 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10519 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10521 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10522 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10523 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10524 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10525 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10526 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10527 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10528 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10530 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10532 * config/arm/arm.h (pool_vector_label,
10533 return_used_this_function): Remove.
10535 2016-06-10 Jeff Law <law@redhat.com>
10537 PR tree-optimization/71335
10538 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10539 zero length paths here.
10540 (convert_and_register_jump_thread_path): Remove hacks related to
10541 duplicated blocks in the jump thread path.
10542 (fsm_find_control_statement_thread_paths): Avoid putting the same
10543 block on the thread path twice, but ensure the thread path is
10544 unchanged from the caller's point of view.
10546 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10548 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10549 * predict.def (PRED_LOOP_BRANCH): Remove.
10551 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10553 * Makefile.in (OBJS): Add ggc-tests.o.
10554 (GTFILES): Add ggc-tests.c.
10555 * ggc-tests.c: New file.
10556 * selftest-run-tests.c (selftest::run_tests): Call
10557 selftest::ggc_tests_c_tests.
10558 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10560 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10562 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10564 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10567 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10568 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10570 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10572 * profile.c: Include cfgloop.h.
10573 (branch_prob): Compute estimated number of iterations.
10574 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10575 recompute estimate number of iterations from profile.
10577 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10579 PR inline-asm/68843
10580 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10581 must be grouped on top of stack. Don't force early clobber
10582 on ordinary reg outputs.
10584 2016-06-10 Richard Biener <rguenther@suse.de>
10586 * targhooks.c (default_builtin_vectorization_cost): Adjust
10587 vec_construct cost.
10589 2016-06-10 Richard Biener <rguenther@suse.de>
10591 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10592 to fold the RHS to a constant if possible.
10594 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10596 PR middle-end/71373
10597 * tree-nested.c (convert_nonlocal_omp_clauses)
10598 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10599 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10600 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10602 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10604 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10606 * omp-low.c (scan_sharing_clauses): Don't expect
10607 OMP_CLAUSE__CACHE_.
10609 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10611 PR tree-optimization/71407
10612 PR tree-optimization/71416
10613 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10614 BIT_FIELD_REF type.
10616 2016-06-10 Richard Biener <rguenther@suse.de>
10618 PR middle-end/71477
10619 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10621 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10623 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10625 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10626 Jiong Wang <jiong.wang@arm.com>
10628 PR rtl-optimization/70751
10629 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10630 spilled into memory.
10632 2016-06-09 Jonathan Yong <10walls@gmail.com>
10635 2015-09-21 Jonathan Yong <10walls@gmail.com>
10637 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10638 sysroot/usr/lib/32api for additional win32 libraries,
10639 fixes failing Cygwin bootstrapping.
10641 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10643 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10646 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10649 * pretty-print.c (pp_indent): Specify that %p is printed in a
10650 host-dependent manner.
10651 (test_pp_format): Remove the test for %p.
10653 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10655 * config/mips/mips.c (mips_output_jump): Fix formatting.
10657 2016-06-09 Richard Biener <rguenther@suse.de>
10659 PR tree-optimization/71462
10660 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10663 2016-06-09 Martin Liska <mliska@suse.cz>
10665 * predict.c (dump_prediction): Add new argument.
10666 (enum predictor_reason): New enum.
10667 (struct predictor_hash): New struct.
10668 (predictor_hash::hash): New function.
10669 (predictor_hash::equal): Likewise.
10670 (not_removed_prediction_p): New function.
10671 (prune_predictions_for_bb): Likewise.
10672 (combine_predictions_for_bb): Prune predictions.
10674 2016-06-09 Martin Liska <mliska@suse.cz>
10676 * predict.c (filter_predictions): New function.
10677 (remove_predictions_associated_with_edge): Use the filter
10679 (equal_edge_p): New function.
10681 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10683 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10684 Correct usage of @samp vs @option, add @samp where appropriate.
10685 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10686 Add armv6s-m and document it, as it is no official ARM name.
10688 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10690 * ifcvt.c (struct noce_if_info): Add transform_name field.
10691 (noce_try_move): Set if_info->transform_name to the function name.
10692 (noce_try_ifelse_collapse): Likewise.
10693 (noce_try_store_flag): Likewise.
10694 (noce_try_inverse_constants): Likewise.
10695 (noce_try_store_flag_constants): Likewise.
10696 (noce_try_addcc): Likewise.
10697 (noce_try_store_flag_mask): Likewise.
10698 (noce_try_cmove): Likewise.
10699 (noce_try_cmove_arith): Likewise.
10700 (noce_try_minmax): Likewise.
10701 (noce_try_abs): Likewise.
10702 (noce_try_sign_mask): Likewise.
10703 (noce_try_bitop): Likewise.
10704 (noce_convert_multiple_sets): Likewise.
10705 (noce_process_if_block): Print if_info->transform_name to
10706 dump_file if transformation succeeded.
10708 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10710 * config/arm/cortex-a57.md (cortex_a57_alu):
10713 2016-06-08 Martin Sebor <msebor@redhat.com>
10714 Jakub Jelinek <jakub@redhat.com>
10718 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10719 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10720 * builtins.c: Include gimple-fold.h.
10721 (fold_builtin_arith_overflow): Handle
10722 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10723 (fold_builtin_3): Likewise.
10724 * doc/extend.texi (Integer Overflow Builtins): Document
10725 __builtin_{add,sub,mul}_overflow_p.
10727 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10729 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10730 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10732 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10734 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10735 Rewrite, looking one level down for records and arrays.
10737 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10739 * pretty-print.c: Include "selftest.h".
10740 (pp_format): Fix comment.
10741 (identifier_to_locale): Likewise.
10742 (selftest::test_basic_printing): New function.
10743 (selftest::assert_pp_format): New function.
10744 (selftest::test_pp_format): New function.
10745 (selftest::pretty_print_c_tests): New function.
10746 * selftest-run-tests.c (selftest::run_tests): Call
10747 selftest::pretty_print_c_tests.
10748 * selftest.h (pretty_print_c_tests): New declaration.
10750 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10752 * invoke.texi (max-loop-headers-insns): Document.
10753 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10754 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10755 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10757 2016-06-08 Richard Biener <rguenther@suse.de>
10759 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10760 on strided SLP loads and fall back to scalar loads in case
10761 we can't chunk them.
10763 2016-06-08 Richard Biener <rguenther@suse.de>
10765 PR tree-optimization/71452
10766 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10767 type used for the SSA rewrite has enough precision to cover
10768 the dynamic type of the location.
10770 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10771 Richard Biener <rguenther@suse.de>
10774 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10775 the same as DECL_P (base0) for indirect_base0. Use equality_code
10776 in one further place.
10778 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10780 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10781 to one word if the field is known to overlap other words.
10782 (extract_bit_field_1): Likewise.
10783 (store_split_bit_field): Remove compensating code.
10784 (extract_split_bit_field): Likewise.
10786 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10790 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10792 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10794 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10796 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10797 (arch64_addpv4sf): Delete.
10798 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10799 "gen_aarch64_addpv4sf".
10800 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10802 (vpadds_f32): Likewise.
10803 (vpaddq_f32): Likewise.
10804 (vpaddq_f64): Likewise.
10806 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10808 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10810 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10811 to VALLF. Rename to "fabd<mode>3".
10812 "*fabd_scalar<mode>3): Delete.
10813 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10815 (vabdd_f64): Likewise.
10816 (vabd_f32): Likewise.
10817 (vabd_f64): Likewise.
10818 (vabdq_f32): Likewise.
10819 (vabdq_f64): Likewise.
10821 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10823 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10825 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10826 "aarch64_rsqrts<mode>".
10827 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10828 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10830 (vrsqrtsd_f64): Likewise.
10831 (vrsqrts_f32): Likewise.
10832 (vrsqrts_f64): Likewise.
10833 (vrsqrtsq_f32): Likewise.
10834 (vrsqrtsq_f64): Likewise.
10836 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10838 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10840 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10841 "aarch64_rsqrte<mode>".
10842 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10843 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10845 (vrsqrted_f64): Likewise.
10846 (vrsqrte_f32): Likewise.
10847 (vrsqrte_f64): Likewise.
10848 (vrsqrteq_f32): Likewise.
10849 (vrsqrteq_f64): Likewise.
10851 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10853 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10855 (fcvtzs): Likewise.
10856 (fcvtzu): Likewise.
10857 * config/aarch64/aarch64-simd.md
10858 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10859 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10860 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10862 (vcvt_n_f32_u32): Likewise.
10863 (vcvt_n_s32_f32): Likewise.
10864 (vcvt_n_u32_f32): Likewise.
10865 (vcvtq_n_f32_s32): Likewise.
10866 (vcvtq_n_f32_u32): Likewise.
10867 (vcvtq_n_f64_s64): Likewise.
10868 (vcvtq_n_f64_u64): Likewise.
10869 (vcvtq_n_s32_f32): Likewise.
10870 (vcvtq_n_s64_f64): Likewise.
10871 (vcvtq_n_u32_f32): Likewise.
10872 (vcvtq_n_u64_f64): Likewise.
10873 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
10874 (VSDQ_SDI): Likewise.
10875 (fcvt_target): Support V4DI, V4SI and V2SI.
10876 (FCVT_TARGET): Likewise.
10878 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10880 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
10881 (TYPES_BINOP_SUS): Likewise.
10882 (aarch64_simd_builtin_data): Update include file name.
10883 (aarch64_builtins): Likewise.
10884 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
10885 for conversion between scalar float-point and fixed-point.
10887 (fcvtzs): Likewise.
10888 (fcvtzu): Likewise.
10889 * config/aarch64/aarch64.md
10890 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
10891 pattern for conversion between scalar float to fixed-pointer.
10892 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
10893 (UNSPEC_FCVTZS): New UNSPEC enumeration.
10894 (UNSPEC_FCVTZU): Likewise.
10895 (UNSPEC_SCVTF): Likewise.
10896 (UNSPEC_UCVTF): Likewise.
10897 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
10899 (vcvtd_n_f64_u64): Likewise.
10900 (vcvtd_n_s64_f64): Likewise.
10901 (vcvtd_n_u64_f64): Likewise.
10902 (vcvtd_n_f32_s32): Likewise.
10903 (vcvts_n_f32_u32): Likewise.
10904 (vcvtd_n_s32_f32): Likewise.
10905 (vcvts_n_u32_f32): Likewise.
10906 * config/aarch64/iterators.md (fcvt_target): Support integer to float
10908 (FCVT_TARGET): Likewise.
10909 (FCVT_FIXED2F): New iterator.
10910 (FCVT_F2FIXED): Likewise.
10911 (fcvt_fixed_insn): New define_int_attr.
10913 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10915 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
10916 some statements was removed.
10918 2016-06-08 Alan Hayward <alan.hayward@arm.com>
10920 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
10921 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10922 (vect_can_advance_ivs_p): likewise.
10923 (vect_update_ivs_after_vectorizer): likewise.
10924 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
10925 (vect_analyze_scalar_cycles_1): likewise.
10926 (vect_analyze_loop_operations): likewise.
10927 (report_vect_op): likewise.
10928 (vect_is_slp_reduction): likewise.
10929 (vect_is_simple_reduction): likewise.
10930 (get_initial_def_for_induction): likewise.
10931 (vect_transform_loop): likewise.
10932 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
10933 (vect_recog_sad_pattern): likewise.
10934 (vect_recog_widen_sum_pattern): likewise.
10935 (vect_recog_widening_pattern): likewise.
10936 (vect_recog_divmod_pattern): likewise.
10937 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
10938 (vect_analyze_slp_instance): likewise.
10939 (vect_transform_slp_perm_load): likewise.
10940 (vect_schedule_slp_instance): likewise.
10942 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10944 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
10945 (return_prediction): PRED_CONST_RETURN predict return as not taken.
10946 * predict.def (PRED_CONTINUE): Change hitrate 50->67
10947 (PRED_LOOP_BRANCH): Document predictor as broken.
10948 (PRED_LOOP_EXIT): Change hitrate 91->92.
10949 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
10950 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
10951 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
10952 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
10953 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
10954 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
10955 (PRED_CALL): Chane hitrate 71->67.
10956 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
10957 (PRED_GOTO): Document as unused right now.
10958 (PRED_CONST_RETURN): Change hitrate 67->69
10959 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
10960 (PRED_NULL_RETURN): Change hitrate 91->90.
10961 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
10962 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
10963 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
10965 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
10967 * config/rs6000/altivec.h: Add __builtin_vec_mul.
10968 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
10969 special case Altivec builtin.
10970 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10971 VSX_BUILTIN_VEC_MUL (replaced with special case code).
10972 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10973 code for ALTIVEC_BUILTIN_VEC_MUL.
10974 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10975 for __builtin_vec_mul.
10977 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
10979 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
10982 2016-06-07 David Malcolm <dmalcolm@redhat.com>
10984 * spellcheck.c (selftest::test_find_closest_string): New function.
10985 (spellcheck_c_tests): Call the above.
10987 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10989 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
10991 2016-06-07 Jakub Jelinek <jakub@redhat.com>
10993 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
10994 Yv=Yv,C alternatives.
10996 2016-06-07 Richard Biener <rguenther@suse.de>
10999 * common.opt (ffast-math): Make Optimization.
11001 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11002 Prachi Godbole <prachi.godbole@imgtec.com>
11004 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11005 `fabs' and `fneg' type attributes.
11006 (p5600_fpu_fabs): Add `fmove' to the comment.
11008 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11010 * gimple.c: Include builtins.h
11011 (gimple_inexpensive_call_p): New function.
11012 * gimple.h (gimple_inexpensive_call_p): Declare.
11013 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11014 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11017 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11019 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11020 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11021 warning_at_rich_loc, warning_n, pedwarn, permerror,
11022 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11023 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11026 2016-06-07 Richard Biener <rguenther@suse.de>
11028 PR tree-optimization/71428
11029 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11030 BIT_FIELD_REF op vs. load.
11032 2016-06-07 Richard Biener <rguenther@suse.de>
11034 PR middle-end/71423
11035 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11038 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11040 * config/pa/pa.md (call): Generate indirect long calls to non-local
11041 functions on TARGET_64BIT.
11042 (call_value): Likewise.
11044 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11046 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11047 pattern and subsequent splitters.
11048 (call_val_reg_64bit_post_reload): Likewise.
11050 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11052 PR middle-end/71408
11053 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11054 propagate_op_to_single_use.
11056 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11058 PR middle-end/71281
11059 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11061 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11063 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11064 (enum x86_dirflag_state): New enum.
11065 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11066 (machine_function): Remove needs_cld.
11067 (ix86_current_function_needs_cld): Remove.
11068 * config/i386/i386.c (ix86_set_func_type): Set
11069 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11070 (ix86_expand_prologue): Do not emit CLD here.
11071 (ix86_dirflag_mode_needed): New function.
11072 (ix86_dirflag_mode_entry): Ditto.
11073 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11074 (ix86_mode_after): Ditto.
11075 (ix86_mode_entry): Ditto.
11076 (ix86_mode_exit): Ditto.
11077 (ix86_emit_mode_set): Ditto.
11078 * config/i386/i386.md (strmov_singleop): Set
11079 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11080 Do not set ix86_current_function_needs_cld.
11082 (strset_singleop): Ditto.
11084 (cmpstrnqi_nz_1): Ditto.
11085 (cmpstrnqi_1): Ditto.
11086 (strlenqi_1): Ditto.
11088 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11090 PR tree-optimization/71259
11091 * tree-vect-slp.c (vect_get_constant_vectors): For
11092 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11093 one for constant op, and use COND_EXPR for non-constant.
11095 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11097 * Makefile.in (OBJS): Add function-tests.o,
11098 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11099 selftest-run-tests.o.
11100 (OBJS-libcommon): Add selftest.o.
11101 (OBJS-libcommon-target): Add selftest.o.
11102 (all.internal): Add "selftest".
11103 (all.cross): Likewise.
11104 (selftest): New phony target.
11105 (s-selftest): New target.
11106 (selftest-gdb): New phony target.
11107 (COLLECT2_OBJS): Add selftest.o.
11108 * bitmap.c: Include "selftest.h".
11109 (selftest::test_gc_alloc): New function.
11110 (selftest::test_set_range): New function.
11111 (selftest::test_clear_bit_in_middle): New function.
11112 (selftest::test_copying): New function.
11113 (selftest::test_bitmap_single_bit_set_p): New function.
11114 (selftest::bitmap_c_tests): New function.
11115 * common.opt (fself-test): New.
11116 * diagnostic-show-locus.c: Include "selftest.h".
11117 (make_range): New function.
11118 (test_range_contains_point_for_single_point): New function.
11119 (test_range_contains_point_for_single_line): New function.
11120 (test_range_contains_point_for_multiple_lines): New function.
11121 (assert_eq): New function.
11122 (test_get_line_width_without_trailing_whitespace): New function.
11123 (selftest::diagnostic_show_locus_c_tests): New function.
11124 * et-forest.c: Include "selftest.h".
11125 (selftest::test_single_node): New function.
11126 (selftest::test_simple_tree): New function.
11127 (selftest::test_disconnected_nodes): New function.
11128 (selftest::et_forest_c_tests): New function.
11129 * fold-const.c: Include "selftest.h".
11130 (selftest::assert_binop_folds_to_const): New function.
11131 (selftest::assert_binop_folds_to_nonlvalue): New function.
11132 (selftest::test_arithmetic_folding): New function.
11133 (selftest::fold_const_c_tests): New function.
11134 * function-tests.c: New file.
11135 * gimple.c: Include "selftest.h".
11136 Include "gimple-pretty-print.h".
11137 (selftest::verify_gimple_pp): New function.
11138 (selftest::test_assign_single): New function.
11139 (selftest::test_assign_binop): New function.
11140 (selftest::test_nop_stmt): New function.
11141 (selftest::test_return_stmt): New function.
11142 (selftest::test_return_without_value): New function.
11143 (selftest::gimple_c_tests): New function.
11144 * hash-map-tests.c: New file.
11145 * hash-set-tests.c: New file.
11146 * input.c: Include "selftest.h".
11147 (selftest::assert_loceq): New function.
11148 (selftest::test_accessing_ordinary_linemaps): New function.
11149 (selftest::test_unknown_location): New function.
11150 (selftest::test_builtins): New function.
11151 (selftest::test_reading_source_line): New function.
11152 (selftest::input_c_tests): New function.
11153 * rtl-tests.c: New file.
11154 * selftest-run-tests.c: New file.
11155 * selftest.c: New file.
11156 * selftest.h: New file.
11157 * spellcheck.c: Include "selftest.h".
11158 (selftest::levenshtein_distance_unit_test_oneway): New function,
11159 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11160 (selftest::levenshtein_distance_unit_test): Likewise.
11161 (selftest::spellcheck_c_tests): Likewise.
11162 * toplev.c: Include selftest.h.
11163 (toplev::run_self_tests): New.
11164 (toplev::main): Handle -fself-test.
11165 * toplev.h (toplev::run_self_tests): New.
11166 * tree.c: Include "selftest.h".
11167 (selftest::test_integer_constants): New function.
11168 (selftest::test_identifiers): New function.
11169 (selftest::test_labels): New function.
11170 (selftest::tree_c_tests): New function.
11171 * tree-cfg.c: Include "selftest.h".
11172 (selftest::push_fndecl): New function.
11173 (selftest::test_linear_chain): New function.
11174 (selftest::test_diamond): New function.
11175 (selftest::test_fully_connected): New function.
11176 (selftest::tree_cfg_c_tests): New function.
11177 * vec.c: Include "selftest.h".
11178 (selftest::safe_push_range): New function.
11179 (selftest::test_quick_push): New function.
11180 (selftest::test_safe_push): New function.
11181 (selftest::test_truncate): New function.
11182 (selftest::test_safe_grow_cleared): New function.
11183 (selftest::test_pop): New function.
11184 (selftest::test_safe_insert): New function.
11185 (selftest::test_ordered_remove): New function.
11186 (selftest::test_unordered_remove): New function.
11187 (selftest::test_block_remove): New function.
11188 (selftest::reverse_cmp): New function.
11189 (selftest::test_qsort): New function.
11190 (selftest::vec_c_tests): New function.c.
11191 * wide-int.cc: Include selftest.h and wide-int-print.h.
11192 (selftest::from_int <wide_int>): New function.
11193 (selftest::from_int <offset_int>): New function.
11194 (selftest::from_int <widest_int>): New function.
11195 (selftest::assert_deceq): New function.
11196 (selftest::assert_hexeq): New function.
11197 (selftest::test_printing <VALUE_TYPE>): New function template.
11198 (selftest::test_ops <VALUE_TYPE>): New function template.
11199 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11200 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11202 (selftest::wide_int_cc_tests): New function.
11204 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11206 PR middle-end/37780
11207 * ifcvt.c (noce_try_ifelse_collapse): New function.
11209 (noce_process_if_block): Call noce_try_ifelse_collapse.
11210 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11211 (simplify_ternary_operation): Use the above to simplify
11212 conditional CLZ/CTZ expressions.
11214 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11216 PR middle-end/37780
11217 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11218 define_insn_and_split.
11220 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11222 PR middle-end/37780
11223 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11225 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11228 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11229 Implicitly clobber memory for basic asm with non-empty assembler
11230 string. Use targetm.md_asm_adjust also here.
11231 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11232 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11233 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11234 non-empty assembler string.
11235 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11236 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11237 (decode_asm_operands): Handle basic asm in PARALLEL block.
11238 (extract_insn): Handle basic asm in PARALLEL block.
11239 * doc/extend.texi: Mention new behavior of basic asm.
11240 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11241 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11242 branch_needs_nop_p): Use asm_noperands.
11244 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11246 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11247 Include the M7 SPARC DFA scheduler.
11248 New attribute v3pipe.
11249 Annotate insns with v3pipe where appropriate.
11250 Define cpu_feature vis4.
11251 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11252 Add (V8QI "8") to vbits.
11253 Add insns {add,sub}v8qi3
11254 Add insns ss{add,sub}v8qi3
11255 Add insns us{add,sub}{v8qi,v4hi}3
11256 Add insns {min,max}{v8qi,v4hi,v2si}3
11257 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11258 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11259 * config/sparc/niagara4.md: Add a comment explaining the
11260 discrepancy between the documented latenty numbers and the
11262 * config/sparc/niagara7.md: New file.
11263 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11264 supports SPARC5 and VIS 4.0 instructions.
11265 * configure: Regenerate.
11266 * config.in: Likewise.
11267 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11268 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11269 TARGET_CPU_niagara7.
11270 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11271 (CPP_CPU_SPEC): Handle niagara7.
11272 (ASM_CPU_SPEC): Likewise.
11273 * config/sparc/sparc-opts.h (processor_type): Add
11274 PROCESSOR_NIAGARA7.
11275 (mvis4): New option.
11276 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11277 (AS_NIAGARA7_FLAG): Define.
11278 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11279 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11280 (CPP_CPU_SPEC): Handle niagara7.
11281 (ASM_CPU_SPEC): Likewise.
11282 * config/sparc/sparc.c (niagara7_costs): Define.
11283 (sparc_option_override): Handle niagara7 and adjust cache-related
11284 parameters with better values for niagara cpus. Also support VIS4.
11285 (sparc32_initialize_trampoline): Likewise.
11286 (sparc_use_sched_lookahead): Likewise.
11287 (sparc_issue_rate): Likewise.
11288 (sparc_register_move_cost): Likewise.
11289 (dump_target_flag_bits): Support VIS4.
11290 (sparc_vis_init_builtins): Likewise.
11291 (sparc_builtins): Likewise.
11292 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11294 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11296 * config/sparc/sparc.opt (sparc_processor_type): New value
11298 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11300 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11302 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11305 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11307 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
11309 2016-06-06 Richard Biener <rguenther@suse.de>
11311 PR tree-optimization/71398
11312 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
11315 2016-06-05 James Bowman <james.bowman@ftdichip.com>
11317 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
11318 ft32_expand_prolog, ft32_expand_epilogue):
11319 Handle pretend_args.
11320 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
11321 * config/ft32/ft32.md: Add pretend_returner.
11323 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
11326 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11327 Copy op1 RTX to avoid invalid sharing.
11328 (ix86_expand_vector_move_misalign): Ditto.
11330 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
11332 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
11335 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11337 * predict.c (predicted_by_loop_heuristics_p): New function.
11338 (predict_iv_comparison): Use it.
11339 (predict_loops): Walk from innermost loops; do not predict edges
11340 leaving multiple loops multiple times; implement
11341 PRED_LOOP_ITERATIONS_MAX heuristics.
11342 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
11344 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11346 * cfg.c (check_bb_profile): Do not report mismatched profiles when
11347 only edges out of BB are EH edges.
11349 2016-06-04 Martin Sebor <msebor@redhat.com>
11350 Marcin Baczyński <marbacz@gmail.com>
11353 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11354 a void expression in a void function.
11356 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11358 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
11359 aux; dump reasons of decisions.
11360 (should_duplicate_loop_header_p): Likewise.
11361 (do_while_loop_p): Likewise.
11362 (ch_base::copy_headers): Dump asi num insns duplicated.
11364 2016-06-04 Jakub Jelinek <jakub@redhat.com>
11366 PR tree-optimization/71405
11367 * tree-ssa.c (execute_update_addresses_taken): For clobber with
11368 incompatible type, build a new clobber with the right type instead
11369 of building a VIEW_CONVERT_EXPR around it.
11371 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11373 PR tree-optimization/52171
11374 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
11375 by_pieces_ninsns instead of move_by_pieces_ninsns.
11377 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11379 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
11380 for reg+reg addressing mode.
11382 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11384 * rs6000-c.c (c/c-tree.h): Add #include.
11385 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
11386 in C++ when found in the base position of vec_ld or vec_st.
11388 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11390 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
11391 use of profile unless profile status is PROFILE_READ.
11392 * profile.c (compute_branch_probabilities): Set profile status
11393 only after reporting predictor hitrates.
11395 2016-06-03 Joseph Myers <joseph@codesourcery.com>
11399 * common.opt (ffp-int-builtin-inexact): New option.
11400 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
11401 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
11402 (ceil@var{m}2): Document dependence on this option.
11403 * ipa-inline-transform.c (inline_call): Handle
11404 flag_fp_int_builtin_inexact.
11405 * ipa-inline.c (can_inline_edge_p): Likewise.
11406 * config/i386/i386.md (rintxf2): Do not test
11407 flag_unsafe_math_optimizations.
11408 (rint<mode>2_frndint): New define_insn.
11409 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
11410 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
11411 for 387 instead of extending and truncating.
11412 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
11413 !flag_trapping_math instead of flag_unsafe_math_optimizations.
11414 Change to frndint<mode>2_<rounding>.
11415 (frndintxf2_<rounding>_i387): Likewise. Change to
11416 frndint<mode>2_<rounding>_i387.
11417 (<rounding_insn>xf2): Likewise.
11418 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
11419 !flag_trapping_math instead of flag_unsafe_math_optimizations for
11420 x87. Test TARGET_ROUND || !flag_trapping_math ||
11421 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
11422 SSE. Use ROUND_NO_EXC in constant operand of
11423 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
11424 for 387 instead of extending and truncating.
11426 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
11427 Julia Koval <julia.koval@intel.com>
11439 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
11440 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
11441 all registers, except for function return registers if there are
11442 no caller-saved registers.
11443 (ix86_set_func_type): New function.
11444 (ix86_set_current_function): Call ix86_set_func_type to set
11445 no_caller_saved_registers and func_type. Call reinit_regs if
11446 caller-saved registers are changed. Don't allow MPX, SSE, MMX
11447 nor x87 instructions in interrupt handler nor function with
11448 no_caller_saved_registers attribute.
11449 (ix86_function_ok_for_sibcall): Return false if there are no
11450 caller-saved registers.
11451 (type_natural_mode): Don't warn ABI change for MMX in interrupt
11453 (ix86_function_arg_advance): Skip for callee in interrupt handler.
11454 (ix86_function_arg): Return special arguments in interrupt handler.
11455 (ix86_promote_function_mode): Promote pointer to word_mode only
11456 for normal functions.
11457 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
11459 (ix86_epilogue_uses): New function.
11460 (ix86_hard_regno_scratch_ok): Likewise.
11461 (ix86_save_reg): Preserve all registers in interrupt handler
11462 after reload. Preserve all registers, except for function return
11463 registers, if there are no caller-saved registers after reload.
11464 (find_drap_reg): Always use callee-saved register if there are
11465 no caller-saved registers.
11466 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
11467 for interrupt handler.
11468 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
11469 Emit cld instruction if stringops are used in interrupt handler
11470 or interrupt handler isn't a leaf function.
11471 (ix86_expand_epilogue): Generate interrupt return for interrupt
11472 handler and pop the 'ERROR_CODE' off the stack before interrupt
11473 return in exception handler.
11474 (ix86_expand_call): Disallow calling interrupt handler directly.
11475 If there are no caller-saved registers, mark all registers that
11476 are clobbered by the call which returns as clobbered.
11477 (ix86_handle_no_caller_saved_registers_attribute): New function.
11478 (ix86_handle_interrupt_attribute): Likewise.
11479 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
11481 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
11482 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
11483 accumulation in interrupt function if stack may be realigned to
11485 (EPILOGUE_USES): New.
11486 (function_type): New enum.
11487 (machine_function): Add func_type and no_caller_saved_registers.
11488 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
11489 (interrupt_return): New pattern.
11490 * doc/extend.texi: Document x86 interrupt and
11491 no_caller_saved_registers attributes.
11493 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
11495 PR tree-optimization/52171
11496 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
11497 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
11498 Look for constant strings. Move some code to emit_block_cmp_hints
11500 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
11501 * defaults.h (COMPARE_MAX_PIECES): New macro.
11502 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
11503 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
11504 (clear_by_pieces_1): Don't declare. Move definition before use.
11505 (can_do_by_pieces): New static function.
11506 (can_move_by_pieces): Use it. Return bool.
11507 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11508 OP. All callers changed. Handle COMPARE_BY_PIECES.
11509 (class pieces_addr); New.
11510 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11511 pieces_addr::adjust, pieces_addr::increment_address,
11512 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11514 (class op_by_pieces_d): New.
11515 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11517 (class move_by_pieces_d, class compare_by_pieces_d,
11518 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11519 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11520 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11521 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11522 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11523 compare_by_pieces_d::finish_mode): New member functions.
11524 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11526 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11527 (emit_block_cmp_hints): New function.
11528 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11529 use the newly defined classes.
11530 * expr.h (by_pieces_constfn): New typedef.
11531 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11532 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11533 (move_by_pieces_ninsns): Don't declare.
11534 (can_move_by_pieces): Change return value to bool.
11535 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11536 (compare_by_pieces_branch_ratio): New hook.
11537 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11538 (by_pieces_ninsns): Declare.
11539 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11541 (default_compare_by_pieces_branch_ratio): New function.
11542 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11543 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11544 * doc/tm.texi: Regenerate.
11545 * tree-ssa-strlen.c: Include "builtins.h".
11546 (handle_builtin_memcmp): New static function.
11547 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11548 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11550 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11552 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11553 relevant stmts which are simple and invariant.
11554 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11555 instead of simple and invariant
11557 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11559 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11560 (vectorizable_reduction): Check for new relevant state.
11561 (vectorizable_live_operation): vectorize live stmts using
11562 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11563 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11564 (vect_stmt_relevant_p): Check for stmts which are only used live.
11565 (process_use): Use of a stmt does not inherit it's live value.
11566 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11567 (vect_analyze_stmt): Check for new relevant state.
11568 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11569 outside the loop, but not inside it.
11571 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11573 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11574 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11575 (vect_get_vec_def_for_operand): Split out code.
11577 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11579 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11581 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11583 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11585 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11587 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11589 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11591 PR middle-end/71387
11592 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11593 to noreturn e->callee->decl that has void return type and void
11594 arguments, adjust gimple_call_fntype and remove lhs even if it had
11595 previously addressable type.
11597 2016-06-02 Jeff Law <law@redhat.com>
11599 PR tree-optimization/71328
11600 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11601 error when checking for a jump back onto the copied path.
11603 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11605 * config/microblaze/microblaze.c (get_branch_target): Add return
11606 NULL_RTX for the non-CALL_P case.
11607 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11608 (insert_wic): Remove unused local "j".
11610 2016-06-02 Martin Liska <mliska@suse.cz>
11612 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11614 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11615 Julia Koval <julia.koval@intel.com>
11617 * function.c (assign_parm_setup_stack): Force source into a
11618 register if needed.
11619 * target.def (function_incoming_arg): Update documentation to
11620 allow arbitrary address computation based on hard register.
11621 * doc/tm.texi: Regenerated.
11623 2016-06-02 Martin Liska <mliska@suse.cz>
11625 * predict.c (combine_predictions_for_bb): Fix first match in
11626 cases where a first predictor contains more than one occurence
11627 in list of predictors. Take the best value in such case.
11629 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11631 PR rtl-optimization/71295
11632 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11633 offset would go over the size of the inner mode reject it.
11635 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11637 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11638 x=x,x and v=v,m instead of x=x,m.
11640 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11641 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11642 alternative to v=rm,C.
11644 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11645 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11646 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11647 instead of vex for the last two above mentioned alternatives.
11649 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11652 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11654 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11656 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11658 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11660 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11661 from int to unsigned.
11663 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11665 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11666 alternatives, eliminating preferred register class. Add support
11667 for the MTVSRDD instruction in ISA 3.0.
11668 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11669 reg_or_indexed_operand.
11670 (vsx_splat_v4sf_internal): Likewise.
11672 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11675 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11676 for loading up all 0's or all 1's.
11678 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11680 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11682 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11684 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11686 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11687 * gcc.c (set_source_date_epoch_envvar): New function, sets
11688 the SOURCE_DATE_EPOCH environment variable to the current time.
11690 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11692 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11693 the factor for live Phi nodes.
11695 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11697 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11698 * tree-parloops.c (parallelize_loops): likewise.
11699 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11700 tree_unswitch_outer_loop): likewise.
11702 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11704 PR middle-end/71371
11705 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11706 around creation of the temporary.
11708 2016-06-01 Richard Biener <rguenther@suse.de>
11710 PR tree-optimization/71366
11711 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11712 (unloop_loops): Move removing edges here ...
11713 (try_unroll_loop_completely): ... from here.
11714 (try_peel_loop): ... and here.
11715 (tree_unroll_loops_completely_1): Track parent loops via
11716 bitmap of header BBs.
11717 (tree_unroll_loops_completely): Adjust for that.
11719 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11721 * config/rs6000/altivec.h (vec_slv): New macro.
11722 (vec_srv): New macro.
11723 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11724 (UNSPEC_VSRV): New value.
11727 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11728 (vsrv): New builtin definition.
11729 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11730 define argument types for new builtin.
11731 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11733 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11736 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11737 Jocelyn Mayer <l_indien@magic.fr>
11740 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11741 detect processor family for signature_CENTAUR_ebx.
11742 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11743 signature_CENTAUR_ebx.
11744 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11745 <default>: Pass x86-64 for has_longmode.
11747 2016-06-01 Nathan Sidwell <nathan@acm.org>
11749 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11752 2016-06-01 Richard Biener <rguenther@suse.de>
11754 PR tree-optimization/71261
11755 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11756 of stmts successfully put in the bool pattern. Remove
11757 single-use restriction.
11758 (adjust_bool_pattern_cast): Add cast at the use site via the
11759 pattern def sequence.
11760 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11761 of patterned defs. Use the pattern def seqence instead of
11762 multiple independent patterns.
11763 (sort_after_uid): New qsort compare function.
11764 (adjust_bool_stmts): New function to process stmts in the bool
11765 pattern in IL order.
11766 (vect_recog_bool_pattern): Adjust.
11767 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11768 (ifcvt_walk_pattern_tree): Likewise.
11769 (stmt_is_root_of_bool_pattern): Likewise.
11770 (ifcvt_repair_bool_pattern): Likewise.
11771 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11773 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11775 * loop-unroll.c (decide_unroll_constant_iterations,
11776 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11777 likely upper bounds.
11778 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11780 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11782 * tree-core.h (enum omp_clause_code): Remove
11783 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11785 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11787 * config/arm/sync.md (arm_store_exclusive<mode>):
11788 Use 'H' output modifier on operands[2] rather than creating a new
11789 entry in out-of-bounds memory of the operands array.
11790 (arm_store_release_exclusivedi): Likewise.
11792 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11794 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11795 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11796 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11797 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11799 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11801 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11802 into account live statements for mask producers.
11804 2016-06-01 Richard Biener <rguenther@suse.de>
11806 PR tree-optimization/71311
11807 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11808 restrict to non-INTEGER_CST @0.
11810 2016-06-01 Richard Biener <rguenther@suse.de>
11812 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11813 (relational patterns): Use :c to avoid pattern duplications.
11815 2016-06-01 Richard Biener <rguenther@suse.de>
11817 * genmatch.c (comparison_code_p): New predicate.
11818 (swap_tree_comparison): New function.
11819 (commutate): Add for_vec parameter to append new for entries.
11820 Support commutating relational operators by swapping it alongside
11822 (lower_commutative): Adjust.
11823 (dt_simplify::gen): Do not pass artificial operators to gen
11825 (decision_tree::gen): Do not add artificial operators as parameters.
11826 (parser::parse_expr): Verify operator commutativity when :c is
11827 applied. Allow :C to override this.
11828 * match.pd: Adjust patterns to use :C instead of :c where required.
11830 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11832 PR tree-optimization/71077
11833 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11834 the combining step, use boolean_false_node and boolean_true_node
11835 as the designated false/true return values.
11837 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11839 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11840 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11841 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11844 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11846 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11847 of flags impliying the register renaming.
11848 * toplev.c (process_options): Do not imply flag_rename_registers with
11851 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11853 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11854 default implementation.
11856 2016-05-31 Nathan Sidwell <nathan@acm.org>
11858 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11860 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11862 * config/sh/constraints.md (b): Remove constraint.
11863 * config/sh/predicates.md (arith_reg_operand): Remove
11865 * config/sh/sh-modes.def (PDI): Remove.
11866 * config/sh/sh.c (sh_target_reg_class,
11867 sh_optimize_target_register_callee_saved): Remove functions.
11868 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11869 (sh_expand_epilogue): Update comment.
11870 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11871 sh_secondary_reload): Remove TARGET_REGS related code.
11872 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
11873 TARGET_REGISTER_P): Remove macros.
11874 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
11875 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
11876 TR1_REG, TR2_REG): Remove constants.
11877 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
11879 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11881 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
11882 define_expand patterns.
11883 (adddi3_compact): Rename to adddi3.
11884 (subdi3_compact): Rename to subdi3.
11885 (*negdi2): Rename to negdi2.
11886 (*abs<mode>2): Rename to abs<mode>2.
11888 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11890 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
11891 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
11892 (atomic_sub_fetchsi): ... this new pattern.
11893 (mvtc): Add CC_REG clobber.
11895 2016-05-31 Marek Polacek <polacek@redhat.com>
11897 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
11899 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11901 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
11902 aarch64_fusion_enabled_p to check for fusion capabilities.
11904 2016-05-31 Richard Biener <rguenther@suse.de>
11906 PR tree-optimization/71352
11907 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
11908 minus one and a negate.
11910 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11912 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
11913 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
11915 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
11916 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
11917 Remove use of aarch64_simd_attr_length_move, set length attribute
11919 (*aarch64_be_movoi): Likewise.
11920 (*aarch64_be_movci): Likewise.
11921 (*aarch64_be_movxi): Likewise.
11923 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11925 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
11926 It no longer does that.
11927 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
11929 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
11931 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
11932 attribute __unused__.
11934 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
11936 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
11937 * config/arm/arm.c (arm_arch_thumb1): Define.
11938 (arm_option_override): Initialize arm_arch_thumb1.
11939 * config/arm/arm.h (arm_arch_thumb1): Declare.
11940 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
11941 support Thumb-1 ISA.
11943 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
11946 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
11947 `Yv' for scalar operand.
11949 2016-05-31 Tom de Vries <tom@codesourcery.com>
11951 PR tree-optimization/69068
11952 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
11953 phis with more than two args.
11955 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
11957 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
11958 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
11961 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
11963 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
11965 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11967 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
11968 cpu_32, cpu_64, tune_32 and tune_64.
11969 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
11971 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
11973 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
11975 2016-05-30 Andi Kleen <ak@linux.intel.com>
11977 * auto-profile.c (read_profile): Replace asserts with errors
11978 when file does not exist.
11979 * gcov-io.c (gcov_read_words): Dito.
11981 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11983 * tree-cfg.c (print_loop): Print likely upper bounds.
11985 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11987 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
11988 * opts.c (default_options): Enable peel loops at -O3.
11989 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
11990 (try_peel_loop): Do not re-peel already peeled loops;
11991 use likely upper bounds; fix profile updating.
11992 (pass_complete_unroll::execute): Initialize peeled_loops.
11994 2016-05-30 Martin Liska <mliska@suse.cz>
11996 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
11997 computed costs by frequency of BB they belong to.
11998 (get_scaled_computation_cost_at): New function.
12000 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12001 Marc Glisse <marc.glisse@inria.fr>
12003 PR tree-optimization/71289
12004 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12006 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12008 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12010 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12012 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12013 for peeled copies; avoid underflow when updating estimates; correctly
12014 scale loop profile.
12016 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12018 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12019 r236875. Corrected oe3 to oe2 as obvious.
12021 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12023 PR middle-end/71269
12024 PR middle-end/71252
12025 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12026 that inserted stmt will not dominate stmts that defines its operand.
12027 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12028 (rewrite_expr_tree_parallel): Likewise.
12030 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12032 PR middle-end/71252
12033 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12034 all fields including stmt_to_insert are swapped.
12036 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12038 * predict.h (force_edge_cold): Declare.
12039 * predict.c (force_edge_cold): New function.
12040 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12042 (canonicalize_loop_induction_variables): Fix formating.
12044 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12046 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12047 (visium_expand_copysign): Use gen_int_mode directly.
12048 (visium_compute_frame_size): Minor tweaks.
12050 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12052 * tree-vect-loop.c (vect_analyze_loop_2): Use
12053 likely_max_stmt_executions_int.
12055 2016-05-30 Tom de Vries <tom@codesourcery.com>
12057 PR tree-optimization/69067
12058 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12060 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12063 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12064 New peepholes to remove unneeded fild/fistp pairs.
12065 (define_peephole2 atomic_loaddi_fpu): Ditto.
12067 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12069 * predict.c (maybe_hot_frequency_p): Avoid division.
12071 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12073 * doc/install.texi: Use https for shop.fsf.org.
12075 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12077 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12078 likely_max_stmt_executions_int.
12080 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12082 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12083 likely_max_stmt_executions_int.
12085 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12087 * profile.c (compute_branch_probabilities): Do not report hitrates
12089 (branch_prob): Report hitrates here.
12090 * predict.c (gimple_predict_edge): Do not assert profile status;
12091 fix formatting issues.
12093 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12095 * predict.c (edge_predicted_by_p): New function.
12096 (predict_paths_for_bb): Do not put multiple predictions of the same type
12099 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12101 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12104 2016-05-28 Alan Modra <amodra@gmail.com>
12106 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12108 2016-05-28 Alan Modra <amodra@gmail.com>
12110 PR rtl-optimization/71275
12111 * ira.c (ira): Free dominance info.
12113 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12115 * doc/sourcebuild.texi: New address for upstream Go repository.
12117 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12119 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12120 (TARGET_ARM_V7M): Likewise.
12122 2016-05-26 Jeff Law <law@redhat.com>
12124 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12125 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12126 * passes.def: Add jump threading passes before DOM/VRP.
12127 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12128 argument to a basic block from an edge. Remove tests which are
12130 (pass_data_thread_jumps, class pass_thread_jumps): New.
12131 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12132 (make_pass_thread_jumps): Likewise.
12133 * tree-pass.h (make_pass_thread_jumps): Declare.
12135 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12137 * config/visium/visium-protos.h (split_double_move): Rename into...
12138 (visium_split_double_move): ...this.
12139 (visium_split_double_add): Declare.
12140 * config/visium/visium.c (split_double_move): Rename into...
12141 (visium_split_double_move): ...this.
12142 (visium_split_double_add): New function.
12143 (visium_expand_copysign): Renumber operands for consistency.
12144 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12145 (DFmode move splitter): Likewise.
12146 (*addi3_insn): Split by means of visium_split_double_add.
12147 (*adddi3_insn_flags): Delete.
12148 (*plus_plus_sltu<subst_arith>): New insn.
12149 (*subdi3_insn): Split by means of visium_split_double_add.
12150 (subdi3_insn_flags): Delete.
12151 (*minus_minus_sltu<subst_arith>): New insn.
12152 (*negdi2_insn): Split by means of visium_split_double_add.
12153 (*negdi2_insn_flags): Delete.
12155 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12157 * configure.ac: Treat a --with-headers option without argument
12158 the same as the default (i.e. consult sys-include directory).
12159 * configure: Regenerate.
12161 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12163 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12164 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12166 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12167 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12169 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12172 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12173 tree-stdarg analysis results.
12174 (aarch64_setup_incoming_varargs): Likewise.
12176 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12178 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12179 va_list_gpr_counter_field and va_list_fpr_counter_field.
12181 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12184 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12185 * config/aarch64/aarch64.c
12186 (aarch64_cannot_change_mode_class): Remove function.
12187 * config/aarch64/aarch64-protos.h
12188 (aarch64_cannot_change_mode_class): Remove.
12190 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12192 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12193 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12194 get_likely_max_loop_iterations_int): New.
12195 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12196 any_likely_upper_bound.
12197 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12199 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12200 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12202 (unroll_loop_constant_iterations): Likewise.
12203 (unroll_loop_runtime_iterations): Likewise.
12204 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12205 * lto-streamer-out.c (output_cfg): Likewise.
12206 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12208 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12209 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12210 (likely_max_loop_iterations): New.
12211 (likely_max_loop_iterations_int): New.
12212 (likely_max_stmt_executions): New.
12213 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12214 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12215 likely_max_stmt_executions): Declare.
12217 2016-05-27 Marek Polacek <polacek@redhat.com>
12219 PR middle-end/71308
12220 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12222 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12224 * config/s390/s390.md (2x risbg splitters): Use
12225 reg_overlap_mentioned_p instead of rtx_equal_p.
12227 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12229 * combine.c (make_compound_operation): Take known zero bits into
12230 account when checking for possible zero_extend.
12232 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12234 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12235 Use const_int_operand for operand 2 predicate. Simplify expand code
12238 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12240 PR middle-end/71279
12241 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12244 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12246 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12247 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12248 that returns CC_SESWPmode and CC_ZESWPmode.
12249 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12251 (aarch64_rtx_costs): Likewise.
12253 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12255 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12256 for ISA 3.0 min/max support.
12257 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12258 conditional move support.
12259 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12260 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12262 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12263 conditional moves where the comparison type is different from move
12265 (fp_minmax): New code iterator for smin/smax.
12266 (minmax): New code attributes for min/max.
12267 (SMINMAX): Likewise.
12268 (smax<mode>3): Combine min, max insns into one insn using the
12269 fp_minmax code iterator. Add support for ISA 3.0 min/max
12270 instructions that don't need -ffast-math.
12271 (s<minmax><mode>3): Likewise.
12272 (smax<mode>3_vsx): Likewise.
12273 (smin<mode>3): Likewise.
12274 (s<minmax><mode>3_vsx): Likewise.
12275 (smin<mode>3_vsx): Likewise.
12276 (pre-VSX min/max splitters): Likewise.
12277 (s<minmax><mode>3_fpr): Likewise.
12278 (movsfcc): Rewrite floating point conditional moves to combine
12279 SFmode/DFmode into a single insn.
12280 (mov<mode>cc): Likewise.
12281 (movdfcc): Likewise.
12282 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12283 SFDF2 iterators to handle all combinations.
12284 (fseldfsf4): Likewise.
12285 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12286 (fseldfdf4): Likewise.
12287 (fselsfdf4): Likewise.
12288 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12289 comparison instructions that set a 0/-1 mask, and use it for
12290 floating point conditional move via XXSEL.
12291 (fpmask<mode>): Likewise.
12292 (xxsel<mode>): Likewise.
12293 * config/rs6000/predicates.md (min_max_operator): Delete, no
12295 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12296 instructions that generate a 0/-1 mask for use with XXSEL.
12297 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12298 say whether floating point min/max is available, either through
12299 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12300 (TARGET_MINMAX_DF): Likewise.
12302 2016-05-27 Alan Modra <amodra@gmail.com>
12304 PR rtl-optimization/71275
12305 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12306 for update_equiv_regs and combine_and_move_insns.
12308 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
12310 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
12311 if_then_else or cond RTXes to calculate attribute value.
12312 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
12313 <attr "length_immediate>: Ditto.
12314 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
12315 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
12316 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
12317 <attr "type">: Ditto.
12318 <attr "prefix_data16">: Ditto.
12319 <attr "prefix_extra">: Ditto.
12320 <attr "length_immediate">: Ditto.
12321 <attr "prefix">: Ditto.
12322 (vec_set<mode>_0) <attr "isa">: Ditto.
12323 <attr "prefix_extra">: Ditto.
12324 <attr "length_immediate">: Ditto.
12325 <attr "prefix">: Ditto.
12326 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
12327 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
12328 (sse2_storelpd) <attr "prefix_data16">: Ditto.
12329 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
12330 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
12331 <attr "length_immediate">: Ditto.
12332 <attr "prefix">: Ditto.
12333 (sse2_movsd) <attr "length_immediate">: Ditto.
12334 <attr "prefix">: Ditto.
12335 (vec_concatv2df) <attr "isa">: Ditto.
12336 <attr "prefix">: Ditto.
12337 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
12338 (*vec_extractv2di_1) <attr "isa">: Ditto.
12339 <attr "type">: Ditto.
12340 <attr "length_immediate">: Ditto.
12341 <attr "prefix_rex">: Ditto.
12342 <attr "prefix_extra">: Ditto.
12343 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
12344 <attr "prefix_extra">: Ditto.
12345 <attr "length_immediate">: Ditto.
12346 (vec_concatv2di) <attr "isa">: Ditto.
12347 <attr "prefix_extra">: Ditto.
12348 <attr "length_immediate">: Ditto.
12349 <attr "prefix">: Ditto.
12351 2016-05-26 Martin Liska <mliska@suse.cz>
12353 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
12355 (operator+): Likewise.
12356 (operator-): Likewise.
12357 (comp_cost::operator+=): Likewise.
12358 (comp_cost::operator-=): Likewise.
12359 (comp_cost::operator/=): Likewise.
12360 (comp_cost::operator*=): Likewise.
12361 (operator<): Likewise.
12362 (operator==): Likewise.
12363 (operator<=): Likewise.
12364 (new_cost): Remove.
12365 (infinite_cost_p): Likewise.
12366 (add_costs): Likewise.
12367 (sub_costs): Likewise.
12368 (compare_costs): Likewise.
12369 (set_group_iv_cost): Use the newly introduced functions.
12370 (get_address_cost): Likewise.
12371 (get_shiftadd_cost): Likewise.
12372 (force_expr_to_var_cost): Likewise.
12373 (split_address_cost): Likewise.
12374 (ptr_difference_cost): Likewise.
12375 (difference_cost): Likewise.
12376 (get_computation_cost_at): Likewise.
12377 (determine_group_iv_cost_generic): Likewise.
12378 (determine_group_iv_cost_address): Likewise.
12379 (determine_group_iv_cost_cond): Likewise.
12380 (autoinc_possible_for_pair): Likewise.
12381 (determine_group_iv_costs): Likewise.
12382 (cheaper_cost_pair): Likewise.
12383 (iv_ca_recount_cost): Likewise.
12384 (iv_ca_set_no_cp): Likewise.
12385 (iv_ca_set_cp): Likewise.
12386 (iv_ca_cost): Likewise.
12387 (iv_ca_new): Likewise.
12388 (iv_ca_dump): Likewise.
12389 (iv_ca_narrow): Likewise.
12390 (iv_ca_prune): Likewise.
12391 (iv_ca_replace): Likewise.
12392 (try_add_cand_for): Likewise.
12393 (try_improve_iv_set): Likewise.
12394 (find_optimal_iv_set): Likewise.
12396 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
12398 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
12399 that internal functions will clobber all caller-saved registers.
12401 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12403 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
12404 Return a better case_values_threshold when optimizing.
12406 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12408 * config/aarch64/aarch64-simd.md (aarch64_combinez):
12409 Add ? to integer variant.
12410 (aarch64_combinez_be): Likewise.
12412 2016-05-26 Jakub Jelinek <jakub@redhat.com>
12414 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
12415 instead of x constraint.
12416 (vcvtps2ph256<mask_name>): Likewise.
12418 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
12419 alternative. Formatting fix.
12421 * config/i386/sse.md
12422 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
12424 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
12425 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
12426 maybe_evex prefix instead of vex.
12427 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
12428 EXT_REX_SSE_REG_P (op0) case in the splitter.
12430 2016-05-25 Jeff Law <law@redhat.com>
12432 PR tree-optimization/71272
12433 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
12434 Update comments. Add test for empty path.
12436 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12438 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
12439 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
12440 special case builtin.
12441 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12442 code for ALTIVEC_BUILTIN_VEC_CMPNE.
12443 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12444 for __builtin_vec_cmpne.
12446 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
12448 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
12449 redundant test and bail out if the type of the new operand is not
12450 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
12452 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12454 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
12455 (x_ix86_target_flags_explicit): Remove.
12456 * config/i386/i386.c (ix86_function_specific_save): Do not copy
12457 x_ix86_target_flags_explicit.
12458 (ix86_function_specific_restore): Ditto.
12460 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12461 H.J. Lu <hongjiu.lu@intel.com>
12464 * common/config/i386/i386-common.c
12465 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
12466 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
12467 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
12468 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
12469 (-mgeneral-regs-only): Add new option.
12470 * config/i386/i386.c (ix86_option_override_internal): Don't enable
12471 x87 instructions if only general registers are allowed.
12472 (ix86_target_string): Add ix86_flags argument. Handle additional
12473 flags options through ix86_flags argument. Update all callers.
12474 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
12476 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12478 PR rtl-optimization/66940
12479 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
12480 decrementing desired_val will not overflow before performing these
12483 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
12485 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
12486 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
12487 * config/i386/i386.c (enum ix86_builtins): Add
12488 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
12489 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
12490 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
12491 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
12492 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
12493 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
12494 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
12495 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
12496 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
12497 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
12498 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
12499 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
12500 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
12501 __builtin_ia32_cvtps2dq512_mask.
12502 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
12503 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
12504 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
12505 * config/i386/sse.md
12506 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12508 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12509 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12511 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12512 (avx512f_vec_pack_sfix_v8df): New define_expand.
12513 (avx512f_roundpd512): Rename to ...
12514 (avx512f_round<castmode>512): ... this. Change iterator.
12515 (avx512f_roundps512_sfix): New define_expand.
12516 (round<mode>2_sfix): Change iterator.
12518 2016-05-25 Nick Clifton <nickc@redhat.com>
12520 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12521 static interrupt handler is detected.
12522 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12523 default linker script.
12524 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12525 the low part of a symbolic pointer.
12527 2016-05-25 Richard Biener <rguenther@suse.de>
12529 PR tree-optimization/71261
12530 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12531 interesting stmt instead of immediate uses when looking
12532 for the use operand to replace.
12534 2016-05-25 Martin Liska <mliska@suse.cz>
12536 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12538 2016-05-25 Richard Biener <rguenther@suse.de>
12540 PR tree-optimization/71264
12541 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12544 2016-05-25 Martin Liska <mliska@suse.cz>
12546 PR tree-optimization/71239
12547 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12548 if DECL_SIZE is NULL.
12550 2016-05-25 Richard Biener <rguenther@suse.de>
12552 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12553 * tree-if-conv.c (pass_data_if_conversion): Use it.
12555 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12557 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12558 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12559 * varpool.c (varpool_node::get_availability): Likewise.
12561 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12563 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12564 VNEGW/VNEGD instructions.
12565 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12566 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12567 support for ISA 3.0 VNEGW/VNEGD instructions.
12569 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12571 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12572 pointers inside OACC_DATA regions.
12573 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12574 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12575 (gimplify_adjust_omp_clauses): Fix typo in comment.
12577 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12579 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12580 parity built-in functions.
12581 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12583 (p9v_parity<mode>2): Likewise.
12584 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12586 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12587 (parity<mode>2): ISA 3.0 expander for vector parity.
12588 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12590 (BU_P9_64BIT_MISC_0): Likewise.
12591 (BU_P9_MISC_0): Likewise.
12592 (BU_P9V_AV_1): Likewise.
12593 (BU_P9V_AV_2): Likewise.
12594 (BU_P9V_AV_3): Likewise.
12595 (BU_P9V_AV_P): Likewise.
12596 (BU_P9V_VSX_1): Likewise.
12597 (BU_P9V_OVERLOAD_1): Likewise.
12598 (BU_P9V_OVERLOAD_2): Likewise.
12599 (BU_P9V_OVERLOAD_3): Likewise.
12600 (VCTZB): Add vector count trailing zeros support.
12604 (VPRTYBD): Add vector parity support.
12605 (VPRTYBQ): Likewise.
12606 (VPRTYBW): Likewise.
12607 (VCTZ): Add overloaded vector count trailing zeros support.
12608 (VPRTYB): Add overloaded vector parity support.
12609 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12610 overloaded vector count trailing zeros and parity instructions.
12611 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12612 vector parity support.
12613 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12614 trailing zeros support.
12615 (vec_cntlz): Likewise.
12616 (vec_vctzb): Likewise.
12617 (vec_vctzd): Likewise.
12618 (vec_vctzh): Likewise.
12619 (vec_vctzw): Likewise.
12620 (vec_vprtyb): Add ISA 3.0 vector parity support.
12621 (vec_vprtybd): Likewise.
12622 (vec_vprtybw): Likewise.
12623 (vec_vprtybq): Likewise.
12624 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12625 the ISA 3.0 vector count trailing zeros and vector parity built-in
12628 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12630 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12631 when there is stmt_to_insert.
12633 2016-05-24 Martin Sebor <msebor@redhat.com>
12636 * tree.h (complete_or_array_type_p): New inline function.
12638 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12640 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12641 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12642 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12644 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12645 Limit 1st alternative to noavx isa, split 2nd alternative into one
12646 noavx and one avx alternative, use *x and Bm in the former and
12647 x and m in the latter.
12649 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12650 of sse4 for the first alternative, drop %v from the template
12651 and d operand modifier. Split second alternative into one sse4_noavx
12652 and one avx alternative, use *x instead of *v in the former and v
12653 instead of *v in the latter.
12654 (*sse4_1_extractps): Use noavx isa instead of * for the first
12655 alternative, drop %v from the template. Split second alternative into
12656 one noavx and one avx alternative, use *x instead of *v in the
12657 former and v instead of *v in the latter.
12658 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12659 with noavx and the last one with avx.
12660 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12661 split the second one into one noavx and one avx alternative,
12662 use *x and Bm in the former and x and m in the latter one.
12663 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12666 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12667 first two alternatives to noavx, use *x instead of *v in the second
12668 one, add avx alternative without *.
12669 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12670 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12671 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12673 2016-05-24 Jeff Law <law@redhat.com>
12675 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12676 New function, extracted from...
12677 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12678 Allow simple copies and constant initializations in the SSA chain.
12680 2016-05-24 Marek Polacek <polacek@redhat.com>
12683 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12686 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12689 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12690 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12691 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12692 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12693 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12695 2016-05-24 Richard Biener <rguenther@suse.de>
12697 PR tree-optimization/71240
12698 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12701 2016-05-24 Richard Biener <rguenther@suse.de>
12703 PR tree-optimization/71230
12704 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12706 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12708 * tree-vectorizer.h (vectorizable_comparison): Delete.
12709 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12710 PURE_SLP_STMT check.
12711 * tree-vect-stmts.c (vectorizable_call): Likewise.
12712 (vectorizable_simd_clone_call): Likewise.
12713 (vectorizable_conversion): Likewise.
12714 (vectorizable_assignment): Likewise.
12715 (vectorizable_shift): Likewise.
12716 (vectorizable_operation): Likewise.
12717 (vectorizable_load): Likewise.
12718 (vectorizable_condition): Likewise.
12719 (vectorizable_store): Likewise. Assert that we don't have
12721 (vectorizable_comparison): Make static. Remove redundant
12722 PURE_SLP_STMT check.
12723 (vect_transform_stmt): Assert that we always have an slp_node
12726 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12728 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12729 operands[2] against 1 with comparison against CONST1_RTX.
12730 (<shift>di3_neon): Likewise.
12731 * config/arm/predicates.md (const0_operand): Replace with comparison
12732 against CONST0_RTX.
12734 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12736 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12737 operands[2] against 1 with comparison against CONST1_RTX.
12738 (ashrdi3): Likewise.
12739 (lshrdi3): Likewise.
12740 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12742 (ashrsi3): Likewise.
12743 (lshrsi3): Likewise.
12744 (rotrsi3): Likewise.
12745 (define_split above *compareqi_eq0): Likewise.
12746 (define_split above "prologue"): Likewise.
12747 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12748 * config/arm/predicates.md (shift_operator): Likewise.
12749 (shift_nomul_operator): Likewise.
12750 (sat_shift_operator): Likewise.
12751 (thumb1_cmp_operand): Likewise.
12752 (const_neon_scalar_shift_amount_operand): Replace manual range
12753 check with IN_RANGE.
12754 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12755 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12757 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12759 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12760 with HOST_WIDE_INT_1.
12762 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12763 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12764 (arm_canonicalize_comparison): Likewise.
12765 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12767 (thumb1_size_rtx_costs): Likewise.
12768 (vfp_const_double_index): Replace cast of 1 to unsigned
12769 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12770 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12772 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12773 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12774 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12775 HOST_WIDE_INT with HOST_WIDE_INT_1.
12777 2016-05-24 Marek Polacek <polacek@redhat.com>
12779 * tree-cfg.h (should_remove_lhs_p): New predicate.
12780 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12781 * gimplify.c (gimplify_modify_expr): Likewise.
12782 * tree-cfg.c (verify_gimple_call): Likewise.
12783 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12784 * gimple-fold.c: Include "tree-cfg.h".
12785 (gimple_fold_call): Use should_remove_lhs_p.
12787 2016-05-24 Richard Biener <rguenther@suse.de>
12789 PR tree-optimization/71253
12790 * cfganal.h (control_dependences): Make robust against edge
12792 (control_dependences::control_dependences): Remove edge_list argument.
12793 (control_dependences::get_edge): Remove.
12794 (control_dependences::get_edge_src): Add.
12795 (control_dependences::get_edge_dest): Likewise.
12796 (control_dependences::m_el): Make a vector of edge src/dest index.
12797 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12798 (control_dependences::control_dependences): Likewise.
12799 (control_dependences::~control_dependence): Likewise.
12800 (control_dependences::get_edge): Remove.
12801 (control_dependences::get_edge_src): Add.
12802 (control_dependences::get_edge_dest): Likewise.
12803 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12805 (perform_tree_ssa_dce): Adjust.
12806 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12808 (pass_loop_distribution::execute): Adjust. Do loop destroying
12809 conditional on changed.
12811 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12814 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12815 return. Reindent transformation comment and mention the ARM state
12818 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12820 PR middle-end/71252
12821 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12822 after build_and_add_sum creates new use stmt.
12824 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12826 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12827 load_lanes/grouped_load classification comes first. Don't check
12828 whether the vectorization factor is a multiple of the group size
12831 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12833 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12834 GROUP_GAP for single-element interleaving.
12835 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12838 2016-05-24 Richard Biener <rguenther@suse.de>
12840 PR middle-end/70434
12842 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12843 bases which are accessed with non-invariant indices.
12844 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12845 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12847 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12849 PR middle-end/71170
12850 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12851 (add_to_ops_vec): Add stmt_to_insert.
12852 (add_repeat_to_ops_vec): Init stmt_to_insert.
12853 (insert_stmt_before_use): New.
12854 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12856 (get_ops): Init stmt_to_insert.
12857 (maybe_optimize_range_tests): Likewise.
12858 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12859 (rewrite_expr_tree_parallel): Likewise.
12860 (reassociate_bb): Likewise.
12862 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12865 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12866 ISA 3.0 xxperm fusion alternative.
12867 (altivec_vperm_v8hiv16qi): Likewise.
12868 (altivec_vperm_<mode>_uns_internal): Likewise.
12869 (vperm_v8hiv4si): Likewise.
12870 (vperm_v16qiv8hi): Likewise.
12872 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12873 Kelvin Nilsen <kelvin@gcc.gnu.org>
12875 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
12876 vpermr/xxpermr on ISA 3.0.
12877 (altivec_expand_vec_perm_le): Likewise.
12878 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
12879 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
12882 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
12884 * config/i386/i386.h (IS_STACK_MODE): Enable for
12885 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
12886 SSE_FLOAT_MODE_P macros.
12887 * config/i386/i386.c (ix86_preferred_reload_class): Use
12888 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
12889 Cleanup regclass processing for CONST_DOUBLE_P.
12890 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
12891 (ix86_rtx_costs): Remove redundant TARGET_80387 check
12892 with IS_STACK_MODE macro.
12893 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
12895 (*movdf_internal): Use IS_STACK_MODE macro.
12896 (*movsf_internal): Ditto.
12898 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
12900 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
12901 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
12903 2016-05-23 Jeff Law <law@redhat.com>
12905 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
12907 (fsm_find_control_statement_thread_paths): Call it.
12909 2016-05-23 Martin Jambor <mjambor@suse.cz>
12912 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
12913 from_global_constant if t is not NULL.
12915 2016-05-23 Marek Polacek <polacek@redhat.com>
12918 * common.opt (Wswitch-unreachable): New option.
12919 * doc/invoke.texi: Document -Wswitch-unreachable.
12920 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
12923 2016-05-23 Bin Cheng <bin.cheng@arm.com>
12925 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
12926 TMR_INDEX is non-NULL.
12928 2016-05-23 Richard Biener <rguenther@suse.de>
12930 PR tree-optimization/71230
12931 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
12932 (try_special_add_to_ops): ... here. Always test for single-use.
12934 2016-05-23 Martin Jambor <mjambor@suse.cz>
12936 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
12937 default block if a PHI node in the original one would be resized.
12939 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12941 PR tree-optimization/58135
12942 * tree-vect-slp.c: When group size is not multiple
12943 of vector size, allow splitting of store group at
12946 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
12948 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
12950 2016-05-22 Jakub Jelinek <jakub@redhat.com>
12952 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12953 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
12954 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
12957 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
12958 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
12959 v constraint instead of x and vinserti32x4 insn.
12961 * config/i386/sse.md (i128vldq): New mode iterator.
12962 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
12963 avx512dq and avx512vl alternatives.
12965 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
12966 constraint, use maybe_evex prefix instead of vex.
12967 (vec_dupv4sf): Use v constraint instead of x for output
12968 operand except for noavx alternative, use Yv constraint
12969 instead of x for input. Use maybe_evex prefix instead of vex.
12970 (*vec_dupv4si): Likewise.
12971 (*vec_dupv2di): Likewise.
12973 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12975 PR middle-end/40921
12976 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
12977 (linearize_expr_tree): Call try_special_add_to_ops.
12978 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
12980 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12982 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
12983 to computed stack_usage.
12985 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12988 * config/avr/avr.md (define_expand "mov<mode>"): If the source
12989 operand is subreg (symbol_ref) then move the symbol ref to register.
12991 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
12993 * tree.c (array_at_struct_end_p): Look through MEM_REF.
12995 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12997 PR middle-end/71179
12998 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13001 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13003 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13004 ranges by calling get_single_symbol and tidy up. Look more closely
13005 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13007 2016-05-20 Jeff Law <law@redhat.com>
13009 * bitmap.c (bitmap_find_bit): Remove useless test.
13011 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13013 * function.c (thread_prologue_and_epilogue_insns): Commit the
13014 insertion of the epilogue.
13016 2016-05-20 Martin Jambor <mjambor@suse.cz>
13018 PR tree-optimization/70884
13019 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13020 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13021 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13022 of constant pool data as a reason for scalarization.
13024 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13026 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13027 for naked functions.
13028 (thumb1_expand_prologue): Likewise.
13030 2016-05-20 Nathan Sidwell <nathan@acm.org>
13032 * config/nvptx/nptx.c (nvptx_option_override): Only set
13033 flag_toplevel_reorder, if not explicitly specified. Set
13034 flag_no_common, unless explicitly specified.
13036 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13038 * calls.c (can_implement_as_sibling_call_p): Mark param
13039 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13041 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13043 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13044 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13045 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13047 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13048 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13049 and CASE_CONST_ANY.
13051 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13053 * config/nvptx/nvptx.md (sincossf3): New pattern.
13055 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13057 * calls.c (maybe_complain_about_tail_call): New function.
13058 (initialize_argument_information): Call
13059 maybe_complain_about_tail_call when clearing *may_tailcall.
13060 (can_implement_as_sibling_call_p): Call
13061 maybe_complain_about_tail_call when returning false.
13062 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13063 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13064 if tail-call optimization fails.
13065 * cfgexpand.c (expand_call_stmt): Initialize
13066 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13067 * gimple-pretty-print.c (dump_gimple_call): Dump
13068 gimple_call_must_tail_p.
13069 * gimple.c (gimple_build_call_from_tree): Call
13070 gimple_call_set_must_tail with the value of
13071 CALL_EXPR_MUST_TAIL_CALL.
13072 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13073 (gimple_call_set_must_tail): New function.
13074 (gimple_call_must_tail_p): New function.
13075 * print-tree.c (print_node): Update printing of TREE_STATIC
13076 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13077 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13078 trailing comment listing applicable flags.
13079 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13081 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13083 * calls.c (expand_call): Move "Rest of purposes for tail call
13084 optimizations to fail" to...
13085 (can_implement_as_sibling_call_p): ...this new function, and
13086 split into multiple "if" statements.
13088 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13090 * cfgloop.h (expected_loop_iterations_unbounded,
13091 expected_loop_iterations): Unconstify.
13092 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13093 profile with known upper bound; return 3 when profile is absent.
13094 (expected_loop_iterations): Update.
13096 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13098 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13099 and get_max_loop_iterations_int.
13101 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13103 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13104 realistic upper bounds here.
13106 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13109 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13110 calls if the LHS is variable length or has addressable type.
13111 If targets[0]->decl is a noreturn call with void return type and
13112 zero arguments, adjust fntype and remove lhs in that case.
13114 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13116 PR tree-optimization/71079
13117 PR tree-optimization/71206
13118 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13120 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13122 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13123 (get_vec_alignment_for_array_decl): Likewise.
13124 (get_vec_alignment_for_record_decl): Likewise.
13125 (increase_alignment::execute): Move code to find alignment to
13126 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13127 (type_align_map): New hash_map.
13129 2016-05-20 Richard Guenther <rguenther@suse.de>
13131 PR tree-optimization/29756
13132 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13133 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13134 * fold-const.c (operand_equal_p): Likewise.
13135 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13136 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13137 * tree-inline.c (estimate_operator_cost): Likewise.
13138 * tree-pretty-print.c (dump_generic_node): Likewise.
13139 * tree-ssa-operands.c (get_expr_operands): Likewise.
13140 * cfgexpand.c (expand_debug_expr): Likewise.
13141 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13142 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13143 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13144 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13145 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13146 (execute_update_addresses_taken): Do it.
13148 2016-05-20 Richard Biener <rguenther@suse.de>
13150 PR tree-optimization/71185
13151 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13152 register operations.
13154 2016-05-20 Richard Biener <rguenther@suse.de>
13156 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13157 gimple_seq_add_seq_without_update.
13158 (release_bb_predicate): Assert we have no operands to free.
13159 (if_convertible_loop_p_1): Calculate post dominators later.
13160 Do not free BB predicates here.
13161 (combine_blocks): Do not recompute BB predicates.
13162 (version_loop_for_if_conversion): Save BB predicates around
13165 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13167 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13168 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13169 code. Ignore sibcalls on EDGE_IGNORE edges.
13170 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13171 on edges for sibcalls that run without prologue. The rest of the
13172 function is combined from...
13173 (fix_fake_fallthrough_edge): ... this, and ...
13174 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13175 function argument, make it a local variable.
13177 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13179 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13180 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13181 for 32-bit mode and SEH for 64-bit.
13182 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13183 TARGET_64BIT_DEFAULT.
13185 2016-05-19 Ryan Burn <contact@rnburn.com>
13187 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13188 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13190 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13192 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13193 force pending loads from memory.
13195 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13197 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13198 (UNSPEC_DARN_32): New unspec constant.
13199 (UNSPEC_DARN_RAW): New unspec constant.
13200 (darn_32): New instruction.
13201 (darn_raw): New instruction.
13202 (darn): New instruction.
13203 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13204 support and documentation for this macro.
13205 (BU_P9_MISC_1): New macro definition.
13206 (BU_P9_64BIT_MISC_0): New macro definition.
13207 (BU_P9_MISC_0): New macro definition.
13208 (darn_32): New builtin definition.
13209 (darn_raw): New builtin definition.
13210 (darn): New builtin definition.
13211 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13212 RS6000_BUILTIN_0 directives to surround each occurrence of
13213 #include "rs6000-builtin.def".
13214 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13215 RS6000_BTM_64BIT flags to the returned mask, depending on
13217 (def_builtin): Correct an error in the assignments made to the
13218 debugging variable attr_string.
13219 (rs6000_expand_builtin): Add support for no-operand built-in
13221 (builtin_function_type): Remove fatal_error assertion that is no
13223 (rs6000_common_init_builtins): Add support for no-operand built-in
13225 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13227 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13229 (RS6000_BTM_64BIT): New macro definition.
13230 * doc/extend.texi: Document __builtin_darn (void),
13231 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13234 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13236 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13237 max_loop_iterations_int.
13239 2016-05-19 Marek Polacek <polacek@redhat.com>
13241 PR tree-optimization/71031
13242 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13243 condition and adjust the code a bit.
13245 2016-05-19 Martin Liska <mliska@suse.cz>
13247 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13248 auto_vec instead of vec.
13250 2016-05-19 Martin Liska <mliska@suse.cz>
13252 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13254 2016-05-19 Martin Liska <mliska@suse.cz>
13256 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13258 2016-05-19 Martin Liska <mliska@suse.cz>
13260 * ipa-pure-const.c (set_function_state): Remove an existing
13262 (remove_node_data): Do not free it as it's released
13263 in set_function_state.
13265 2016-05-19 Martin Liska <mliska@suse.cz>
13267 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13270 2016-05-19 Martin Liska <mliska@suse.cz>
13272 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13274 2016-05-19 Martin Liska <mliska@suse.cz>
13276 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13277 an auto_vec instead of re-creating it.
13279 2016-05-19 Martin Liska <mliska@suse.cz>
13281 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13282 auto_vec instead of vec.
13284 2016-05-19 Martin Liska <mliska@suse.cz>
13286 * lto-section-in.c (lto_get_section_data): Call
13287 lto_check_version with additional argument.
13288 * lto-streamer.c (lto_check_version): Add new argument.
13289 * lto-streamer.h (lto_check_version): Likewise.
13291 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13293 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13294 Don't add cost of inner memory when handling sign-extended loads.
13296 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13298 PR rtl-optimization/71148
13299 * cse.c (cse_main): Free dominance info.
13300 (rest_of_handle_cse): Don't free dominance info.
13301 (rest_of_handle_cse2): Likewise.
13302 (rest_of_handle_cse_after_global_opts): Likewise.
13304 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13307 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13308 NULL_TREE early if NEON is not available. Remove now redundant check
13309 in ARM_CHECK_BUILTIN_MODE.
13311 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
13314 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
13315 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
13316 * doc/cpp.texi: Document new macros.
13318 2016-05-19 Bin Cheng <bin.cheng@arm.com>
13320 PR tree-optimization/69848
13321 * tree-vect-loop.c (vectorizable_reduction): Don't factor
13322 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
13324 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13326 * function.c (thread_prologue_and_epilogue_insn): Move the
13327 "goto epilogue_done" one block later.
13329 2016-05-19 Richard Biener <rguenther@suse.de>
13331 PR tree-optimization/70729
13332 * passes.def: Move LIM pass before PRE. Remove no longer
13333 required copyprop and move first DCE out of the loop pipeline.
13335 2016-05-18 David Malcolm <dmalcolm@redhat.com>
13338 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
13339 (OBJS-libcommon-target): ...here.
13340 * opts-common.c: Include spellcheck.h.
13341 (cmdline_handle_error): Build a vec of valid options and use it
13342 to suggest provide hints for misspelled arguments.
13344 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13347 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
13348 lhs if it has TREE_ADDRESSABLE type.
13350 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
13353 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
13354 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13356 2016-05-18 Martin Jambor <mjambor@suse.cz>
13359 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
13360 input for NOP_EXPR pass-through functions.
13361 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
13362 aggregate global constant VAR_DECLs in constant jump functions.
13364 2016-05-18 Martin Jambor <mjambor@suse.cz>
13367 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
13368 from TREE_READONLY parameters.
13370 2016-05-18 Martin Jambor <mjambor@suse.cz>
13373 * cgraph.h (cgraph_indirect_call_info): New field
13374 guaranteed_unmodified.
13375 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
13376 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13378 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
13379 pass the parameter value to ipa_find_agg_cst_for_param.
13380 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
13381 guaranteed_unmodified, store AA results there instead of bailing out
13383 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
13384 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
13385 (find_constructor_constant_at_offset): New function.
13386 (ipa_find_agg_cst_from_init): Likewise.
13387 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
13388 static initializers of contants, report back through a new paameter
13389 from_global_constant if that was the case.
13390 (try_make_edge_direct_simple_call): Also pass parameter value to
13391 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13393 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
13394 (ipa_read_indirect_edge_info): Likewise.
13395 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
13396 (ipa_load_from_parm_agg): Likewise.
13398 2016-05-18 Jiong Wang <jiong.wang@arm.com>
13400 PR rtl-optimization/71150
13401 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
13404 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13407 * config/rs6000/constraints.md (wE constraint): New constraint
13408 for a vector constant that can be loaded with XXSPLTIB.
13409 (wM constraint): New constraint for a vector constant of a 1's.
13410 (wS constraint): New constraint for a vector constant that can be
13411 loaded with XXSPLTIB and a vector sign extend instruction.
13412 * config/rs6000/predicates.md (xxspltib_constant_split): New
13413 predicates for wE/wS constraints.
13414 (xxspltib_constant_nosplit): Likewise.
13415 (easy_vector_constant): Add support for constants that can be
13416 loaded via XXSPLTIB.
13417 (all_ones_constant): New predicate for vector constant with all
13419 (splat_input_operand): Add support for ISA 3.0 word splat operations.
13420 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
13421 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
13422 instruction and possibly with a sign extension.
13423 (output_vec_const_move): Add support for XXSPLTIB. If we are
13424 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
13425 instead of XXLXOR/XXLORC.
13426 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
13428 (rs6000_legitimize_reload_address): Likewise.
13429 (rs6000_output_move_128bit): Use output_vec_const_move to emit
13431 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
13432 combine VSX_M and VSX_M2 into one iterator.
13433 (VSX_M2): Likewise.
13434 (VSINT_84): New iterators for loading constants with XXSPLTIB.
13435 (VSINT_842): Likewise.
13436 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
13437 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
13438 XXSPLTIB instruction.
13439 (xxspltib_<mode>_nosplit): Likewise.
13440 (xxspltib_<mode>_split): New insn to load up constants with
13441 XXSPLTIB and a sign extend instruction.
13442 (vsx_mov<mode>): Replace single move that handled all vector types
13443 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
13444 moves (when -mvsx-timode is in effect) into the main vector
13445 moves. Eliminate separate moves for <VSr> <VSa>, where the
13446 preferred register class (<VSr>) is listed first, and the
13447 secondary register class (<VSa>) is listed second with a '?' to
13448 discourage use. Prefer loading 0/-1 in any VSX register for ISA
13449 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
13450 that if the register was involved in a slow operation, the
13451 clear/set operation does not wait for the slow operation to
13452 finish. Adjust the length attributes for 32-bit mode. Use
13453 rs6000_output_move_128bit and drop the use of the string
13454 instructions for 32-bit movti when -mvsx-timode is in effect. Use
13455 spacing so that the alternatives and attributes don't generate
13456 long lines, and put things in columns, so that it is easier to
13457 match up the operands and attributes with the insn alternatives.
13458 (vsx_mov<mode>_64bit): Likewise.
13459 (vsx_mov<mode>_32bit): Likewise.
13460 (vsx_movti_64bit): Fold movti into normal vector moves.
13461 (vsx_movti_32bit): Likewise.
13462 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
13463 splat instructions.
13464 (vsx_splat_v4si_internal): Likewise.
13465 (vsx_splat_v4sf_internal): Likewise.
13466 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
13467 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
13468 extend vector elements.
13469 (vsx_sign_extend_hi_<mode>): Likewise.
13470 (vsx_sign_extend_si_v2di): Likewise.
13471 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
13473 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
13474 constraints. Add trailing period to wL documentation.
13476 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
13478 PR middle-end/71020
13479 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
13480 * tree-dfa.c (replace_abnormal_ssa_names): New function.
13481 * tree-call-cdce.c: Include tree-dfa.h.
13482 (can_guard_call_p): New function, extracted from...
13483 (can_use_internal_fn): ...here.
13484 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
13486 (shrink_wrap_one_built_in_call): Likewise.
13487 (use_internal_fn): Likewise.
13488 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
13489 and return void. Call replace_abnormal_ssa_names.
13490 (pass_call_cdce::execute): Check can_guard_call_p during the
13491 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
13492 will always change something.
13494 2016-05-18 Martin Jambor <mjambor@suse.cz>
13497 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
13498 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
13500 2016-05-18 Martin Jambor <mjambor@suse.cz>
13503 * ipa-inline.h (condition): New field size.
13504 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
13505 for comaprison and store it into the new condition.
13506 (evaluate_conditions_for_known_args): Use condition size to check
13507 access sizes for all but CHANGED conditions.
13508 (unmodified_parm_1): New parameter size_p, store access size into it.
13509 (unmodified_parm): Likewise.
13510 (unmodified_parm_or_parm_agg_item): Likewise.
13511 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13512 (set_cond_stmt_execution_predicate): Extract access sizes and store
13513 them to conditions.
13514 (set_switch_stmt_execution_predicate): Likewise.
13515 (will_be_nonconstant_expr_predicate): Likewise.
13516 (will_be_nonconstant_predicate): Likewise.
13517 (inline_read_section): Stream condition size.
13518 (inline_write_summary): Likewise.
13520 2016-05-18 Richard Biener <rguenther@suse.de>
13522 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13523 condition cost to PHI cost instead of total_cost.
13525 2016-05-18 Martin Liska <mliska@suse.cz>
13528 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13531 2016-05-18 Richard Biener <rguenther@suse.de>
13533 * lto-streamer.h (LTO_major_version): Bump to 6.
13535 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13537 * function.c (make_split_prologue_seq, make_prologue_seq,
13538 make_epilogue_seq): New functions, factored out from...
13539 (thread_prologue_and_epilogue_insns): Here.
13541 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13543 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13544 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13545 of before. Add a comment.
13547 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13549 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13550 expression pointer, not pointer to the pointer.
13552 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13554 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13555 (avx2_pbroadcast<mode>): Add another alternative with v instead
13556 of x constraints in it, using <pbroadcast_evex_isa> isa.
13557 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13559 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13560 constraint x instead of v in second alternative, add avx512bw
13563 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13564 constraint x instead of v in second alternative, add avx512bw
13567 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13568 constraint x instead of v in second alternative, add avx512bw
13571 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13572 avx512bw alternative.
13574 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13576 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13577 array to 128 chars.
13578 (define_insn "*andnottf3"): Ditto.
13579 (define_insn "*<code><mode>3"/any_logic): Ditto.
13580 (define_insn "*<code>tf3"/any_logic): Ditto.
13581 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13582 operand to block AVX-512VL insn variant emit when it is not enabled.
13584 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13586 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13587 constraint fot SF mode.
13589 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13590 Kirill Yukhin <kirill.yukhin@intel.com>
13592 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13594 (define_insn "rsqrt14<mode>"): Ditto.
13595 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13596 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13597 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13598 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13599 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13601 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13602 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13603 * config/i386/i386.c (ix86_print_operand): Expand check for size
13604 override codes for Intel syntax.
13606 2016-05-18 Richard Biener <rguenther@suse.de>
13608 PR tree-optimization/71168
13609 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13610 initialization earlier.
13612 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13614 * config/aarch64/aarch64-simd.md
13615 (aarch64_reduc_plus_internal<mode>): Rename to...
13616 (reduc_plus_scal): ...This, and remove previous implementation.
13618 2016-05-18 Richard Biener <rguenther@suse.de>
13620 * passes.def: Put late dse and cd_dce in canonical order.
13622 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13624 * ipa-inline-transform.c (preserve_function_body_p): Look for
13625 first non-thunk clone.
13626 (save_function_body): Save into first non-thunk.
13627 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13629 (lto_output_node): Inline thunks don't need body in every
13631 * lto-streamer-in.c: Do not fixup thunk clones.
13632 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13634 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13637 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13639 PR middle-end/63586
13640 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13641 (reassociate_bb): Call transform_add_to_multiply.
13643 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13645 * config/aarch64/aarch64.c (all_extensions): Removed unused
13648 2016-05-17 Nathan Sidwell <nathan@acm.org>
13650 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13651 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13653 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13655 PR tree-optimization/54579
13656 PR middle-end/55299
13657 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13659 2016-05-17 Marek Polacek <polacek@redhat.com>
13662 * tree-inline.c (expand_call_inline): Call
13663 maybe_remove_unused_call_args.
13665 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13667 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13668 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13669 * doc/md.texi (fmin@var{m}3): Likewise.
13671 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13673 * match.pd (X & C): New transformation.
13675 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13677 * match.pd (~X & Y): New transformation.
13679 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13681 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13682 information for new SSA_NAME.
13683 (simplify_conversion_using_ranges): Get range through get_range_info
13684 instead of get_value_range.
13686 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13688 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13689 Remove inline assembly.
13690 (vmvn_s16): Likewise.
13691 (vmvn_s32): Likewise.
13692 (vmvn_u8): Likewise.
13693 (vmvn_u16): Likewise.
13694 (vmvn_u32): Likewise.
13695 (vmvnq_s8): Likewise.
13696 (vmvnq_s16): Likewise.
13697 (vmvnq_s32): Likewise.
13698 (vmvnq_u8): Likewise.
13699 (vmvnq_u16): Likewise.
13700 (vmvnq_u32): Likewise.
13701 (vmvn_p8): Likewise.
13702 (vmvnq_p16): Likewise.
13704 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13706 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13708 (vmul_n_s16): Likewise.
13709 (vmul_n_s32): Likewise.
13710 (vmul_n_u16): Likewise.
13711 (vmul_n_u32): Likewise.
13712 (vmulq_n_f32): Likewise.
13713 (vmulq_n_f64): Likewise.
13714 (vmulq_n_s16): Likewise.
13715 (vmulq_n_s32): Likewise.
13716 (vmulq_n_u16): Likewise.
13717 (vmulq_n_u32): Likewise.
13719 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13721 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13722 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13724 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13726 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13727 to *aarch64_fma4_elt_from_dup<mode>.
13728 (*aarch64_fnma4_elt_to_128df): Rename to
13729 *aarch64_fnma4_elt_from_dup<mode>.
13730 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13731 (vfms_n_f32): Likewise.
13732 (vfms_n_f64): Likewise.
13733 (vfmsq_n_f32): Likewise.
13734 (vfmsq_n_f64): Likewise.
13736 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13738 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13740 2016-05-17 Richard Biener <rguenther@suse.de>
13742 PR tree-optimization/71132
13743 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13744 Only add control dependences for blocks in the loop.
13745 (build_rdg): Adjust.
13746 (generate_code_for_partition): Return whether loop should
13747 be destroyed and delay that.
13748 (distribute_loop): Likewise.
13749 (pass_loop_distribution::execute): Record loops to be destroyed
13750 and perform delayed destroying of loops.
13752 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13755 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13757 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13759 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13761 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13764 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13765 insertion point for instructions generated by validize_mem.
13767 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13769 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13772 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13774 * config/aarch64/aarch64.c
13775 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13776 rather than a macro.
13778 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13780 * doc/invoke.texi (AArch64 Options): Various updates.
13782 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13784 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13785 into instrumentation thunks.
13786 * cif-code.def (CIF_CHKP): New.
13788 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13790 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13792 2016-05-16 Martin Jambor <mjambor@suse.cz>
13794 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13795 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13797 2016-05-16 Marek Polacek <polacek@redhat.com>
13799 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13802 2016-05-16 Martin Jambor <mjambor@suse.cz>
13805 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13806 the outlined kernel function.
13808 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13810 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13811 (ISA_HAS_DLSA): Ditto.
13813 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13815 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13817 2016-05-16 Nathan Sidwell <nathan@acm.org>
13819 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13820 (nvptx_name_replacement): Restore. Add comment.
13821 (write_fn_proto, write_fn_proto_from_insn,
13822 nvptx_output_call_insn): Restore
13823 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13825 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13827 * config/aarch64/aarch64.md
13828 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13829 (add<mode>3_compareC_imm): Likewise.
13830 (<optab>si3_uxtw): Split into register and immediate variants.
13831 (andsi3_compare0_uxtw): Likewise.
13832 (and<mode>3_compare0): Likewise.
13833 (and<mode>3nr_compare0): Likewise.
13834 (stack_protect_test_<mode>): Don't use %x for memory operands.
13836 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13838 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13840 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13842 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13843 Split integer shifts into shift_reg and bfm.
13844 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13845 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13846 (ror<mode>3_insn): Likewise.
13847 (<optab>si3_insn_uxtw): Likewise.
13848 (<optab><mode>3_insn): Change to rotate_imm.
13849 (extr<mode>5_insn_alt): Likewise.
13850 (extrsi5_insn_uxtw): Likewise.
13851 (extrsi5_insn_uxtw_alt): Likewise.
13853 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13855 * doc/tm.texi: Regenerate.
13856 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13857 (TARGET_INVALID_RETURN_TYPE): Remove.
13858 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13859 TARGET_INVALID_RETURN_TYPE.
13860 * target.def (invalid_parameter_type): Remove.
13861 (invalid_return_type): Remove.
13863 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13865 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13866 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13868 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13870 (preserve_function_body_p): No need to preserve function body
13871 * cif-codes.def (CIF_THUNK): Remove.
13872 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
13874 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13876 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
13878 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13880 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
13883 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13885 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
13886 (inline_small_functions): Do not look for function symbol when
13889 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13891 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
13894 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13895 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13896 Jiong Wang <jiong.wang@arm.com>
13898 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
13899 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
13900 Define __ARM_FP16_ARGS when appropriate.
13901 * config/arm/arm.c (arm_invalid_parameter_type): Remove
13903 (arm_invalid_return_type): Likewise.
13904 (TARGET_INVALID_PARAMETER_TYPE): Remove.
13905 (TARGET_INVALID_RETURN_TYPE): Remove.
13906 (aapcs_vfp_sub_candidate): Allow HFmode.
13907 (aapcs_vfp_allocate): Add comment. Support HFmode.
13908 (aapcs_vfp_allocate_return_reg): Likewise.
13909 (struct aapcs_cp_arg_layout): Slightly reword comments for
13910 is_return_candidate and allocate_return_reg.
13911 (output_mov_vfp): Update assert.
13912 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
13914 (arm_invalid_parameter_type): Remove.
13915 (amr_invalid_return_type): Remove.
13916 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
13917 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
13918 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
13920 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13922 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
13923 * config/aarch64/arch64-protos.h
13924 (aarch64_legitimize_reload_address): Remove.
13925 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
13928 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
13930 * configure.ac: Add ACX_NONCANONICAL_HOST.
13931 * configure: Regenerate.
13932 * Makefile.in: Set host_noncanonical.
13934 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
13937 * config/i386/i386.md (*movtf_internal): Before register allocation,
13938 do not allow FP constants for CM_MEDIUM memory model, allow only
13939 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13940 (*movxf_internal): Ditto.
13941 (*movdf_internal): Ditto.
13942 (*movsf_internal): Ditto.
13944 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13946 PR rtl-optimization/67483
13947 * combine.c (make_compound_operation): Don't call extract_left_shift
13948 with negative shift amounts.
13950 2016-05-13 Jakub Jelinek <jakub@redhat.com>
13953 * fold-const.c (fold_checksum_tree): Allow modification
13954 of TYPE_ALIAS_SET during folding.
13956 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
13957 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
13958 (ix86_split_to_parts): Likewise. Fix up formatting.
13960 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
13962 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
13963 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13966 2016-05-13 Nathan Sidwell <nathan@acm.org>
13968 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
13969 (nvptx_name_replacement): Delete.
13970 (write_fn_proto, write_fn_proto_from_insn,
13971 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13972 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
13973 * langhooks.c (add_builtin_funcction_common): Call
13974 targetm.mangle_decl_assembler_name.
13976 * config/nvptx/nvptx.c (write_fn_proto): Handle
13977 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
13979 2016-05-13 Martin Liska <mliska@suse.cz>
13981 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
13982 and PRIu64 in printf format.
13984 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13986 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
13989 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13991 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13992 Change --param max-completely-peeled-times to
13993 --param max-completely-peel-times in dump file printing.
13995 2016-05-13 Richard Biener <rguenther@suse.de>
13997 PR tree-optimization/42587
13998 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
13999 (find_bswap_or_nop_1): Likewise.
14000 (bswap_replace): Likewise.
14002 2016-05-13 Martin Liska <mliska@suse.cz>
14004 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14005 Initialize a variable with default value.
14007 2016-05-13 Martin Liska <mliska@suse.cz>
14009 * doc/invoke.texi: Enhance explanation of error recovery
14012 2016-05-13 Martin Liska <mliska@suse.cz>
14014 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14015 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14016 (iv_inv_expr_ent *).
14017 (struct iv_inv_expr_ent): Comment struct fields.
14018 (sort_iv_inv_expr_ent): New function.
14019 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14020 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14021 a hash_map between iv_inv_expr_ent and number of usages.
14022 (niter_for_exit): Fix coding style.
14023 (tree_ssa_iv_optimize_init): Use renamed variable.
14024 (determine_base_object): Fix coding style.
14025 (alloc_iv): Likewise.
14026 (find_interesting_uses_outside): Likewise.
14027 (add_candidate_1): Likewise.
14028 (add_standard_iv_candidates): Likewise.
14029 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14030 (prepare_decl_rtl): Fix coding style.
14031 (get_address_cost): Likewise.
14032 (get_shiftadd_cost): Likewise.
14033 (force_expr_to_var_cost): Likewise.
14034 (compare_aff_trees): Likewise.
14035 (get_expr_id): Restructure the function.
14036 (get_loop_invariant_expr_id): Renamed to
14037 get_loop_invariant_expr.
14038 (get_computation_cost_at): Replace usage of inv_expr_id with
14040 (get_computation_cost): Likewise.
14041 (determine_group_iv_cost_generic): Likewise.
14042 (determine_group_iv_cost_address): Likewise.
14043 (iv_period): Fix coding style.
14044 (iv_elimination_compare_lt): Likewise.
14045 (may_eliminate_iv): Likewise.
14046 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14048 (determine_group_iv_costs): Dump invariant expressions.
14049 (iv_ca_recount_cost): Use the newly added hash_map.
14050 (iv_ca_set_remove_invariants): Fix coding style.
14051 (iv_ca_set_add_invariants): Fix coding style.
14052 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14054 (iv_ca_set_cp): Likewise.
14055 (iv_ca_new): Initialize the newly added hash_map and remove
14056 initialization of fields.
14057 (iv_ca_free): Delete the hash_map.
14058 (iv_ca_dump): Dump invariant expressions.
14059 (iv_ca_extend): Fix coding style.
14060 (try_add_cand_for): Likewise.
14061 (create_new_ivs): Dump information about # of avg iterations and
14062 # of used invariant expressions.
14063 (rewrite_use_compare): Fix coding style.
14064 (free_loop_data): Set default value for max_inv_expr_id.
14066 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14068 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14069 returned value cse_cfg_altered computation.
14070 (rest_of_handle_cse2): Likewise.
14071 (rest_of_handle_cse_after_global_opts): Likewise.
14073 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14076 * config/arm/arm.c (arm32_output_mi_thunk): New.
14077 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14078 to split Thumb1 vs TARGET_32BIT functionality.
14079 (arm_thumb1_mi_thunk): New.
14081 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14083 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14086 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14089 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14091 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14093 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14094 (expand_builtin_trap): Emit a regular call.
14095 (set_builtin_user_assembler_name): Remove obsolete cases.
14096 * dse.c (scan_insn): Adjust.
14097 * except.c: Include calls.h.
14098 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14099 emit a regular call to setjmp.
14100 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14101 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14102 (emit_block_move_via_libcall): Delete.
14103 (block_move_fn): Delete.
14104 (init_block_move_fn): Likewise.
14105 (emit_block_move_libcall_fn): Likewise.
14106 (emit_block_op_via_libcall): New function.
14107 (set_storage_via_libcall): Tidy up and use memset builtin.
14108 (block_clear_fn): Delete.
14109 (init_block_clear_fn): Likewise.
14110 (clear_storage_libcall_fn): Likewise.
14111 (expand_assignment): Call emit_block_move_via_libcall.
14112 Do not include gt-expr.h.
14113 * expr.h (emit_block_op_via_libcall): Declare.
14114 (emit_block_copy_via_libcall): New inline function.
14115 (emit_block_move_via_libcall): Likewise.
14116 (emit_block_comp_via_libcall): Likewise.
14117 (block_clear_fn): Delete.
14118 (init_block_move_fn): Likewise.
14119 (init_block_clear_fn): Likewise.
14120 (emit_block_move_via_libcall): Likewise.
14121 (set_storage_via_libcall): Add default parameter value.
14122 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14123 (abort_libfunc): Delete.
14124 (memcpy_libfunc): Likewise.
14125 (memmove_libfunc): Likewise.
14126 (memcmp_libfunc): Likewise.
14127 (memset_libfunc): Likewise.
14128 (setbits_libfunc): Likewise.
14129 (setjmp_libfunc): Likewise.
14130 (longjmp_libfunc): Likewise.
14131 (profile_function_entry_libfunc): Likewise.
14132 (profile_function_exit_libfunc): Likewise.
14133 (gcov_flush_libfunc): Likewise.
14134 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14135 and DECL_VISIBILITY on the declaration.
14136 (init_optabs): Do not initialize obsolete libfuncs.
14137 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14138 * tree-core.h (ECF_RET1): Define.
14139 (ECF_TM_PURE): Adjust.
14140 (ECF_TM_BUILTIN): Likewise.
14141 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14142 (build_common_builtin_nodes): Initialize abort builtin.
14143 Add ECF_RET1 on memcpy, memmove and memset builtins.
14144 Pass final flags for alloca and alloca_with_align builtins.
14145 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14147 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14148 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14149 set_storage_via_libcall and call emit_block_copy_via_libcall.
14151 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14153 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14154 DImode before it is passed to ix86_output_call_operand.
14155 (*call_value_got_x32): Ditto for operand 1.
14157 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14159 PR rtl-optimization/70904
14160 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14161 reload for wide mode.
14163 2016-05-12 Marek Polacek <polacek@redhat.com>
14166 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14167 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14168 * langhooks.h (incomplete_type_error): Likewise.
14169 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14170 parameter, pass it down to incomplete_type_error.
14171 * tree.h (size_in_bytes): New inline overload.
14172 (size_in_bytes_loc): Renamed from size_in_bytes.
14174 2016-05-12 Richard Biener <rguenther@suse.de>
14176 PR tree-optimization/71059
14177 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14178 nary before looking up or entering the expression into the VN
14180 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14181 Make sure to re-use NARYs without result as inserted by
14184 2016-05-12 Richard Biener <rguenther@suse.de>
14186 PR tree-optimization/71062
14187 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14189 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14190 vars_contains_restrict if the var is a restrict tag.
14191 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14192 do not disambiguate pointers against it.
14193 (dump_points_to_solution): Re-structure and adjust for new
14194 vars_contains_restrict flag.
14195 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14197 2016-05-12 Martin Liska <mliska@suse.cz>
14199 * doc/invoke.texi: Explain connection between
14200 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14202 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14204 PR tree-optimization/71006
14205 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14206 consider COND_EXPR as a mask producer.
14208 2016-05-12 Marek Polacek <polacek@redhat.com>
14211 * opts.c (common_handle_option): Detect missing argument for --help^.
14213 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14216 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14217 when popping the PC and within an interrupt handler routine.
14218 Add missing tab to output of "ldmfd".
14219 (output_return_instruction): Output LDMFD with SP update rather
14220 than POP when returning from interrupt handler.
14222 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14224 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14225 TARGET_64BIT && TARGET_AVX512DQ.
14226 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14227 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14228 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14229 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14230 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14231 (*vec_extractv4si_zext): Add avx512dq alternative.
14232 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14233 use v instead of x constraint in other alternatives where possible.
14235 * config/i386/sse.md (sse2_loadld): Use v instead of x
14236 constraint in alternatives 0,1,4.
14238 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14239 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14240 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14243 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14244 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14245 is not emitted unless TARGET_AVX512BW.
14246 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14247 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14248 for the result operand.
14250 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14251 constraint instead of x in avx alternatives. Use maybe_evex instead
14254 * config/i386/constraints.md (Yv): New constraint.
14255 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14256 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14257 * config/i386/i386.md (avx512fvecmode): New mode attr.
14258 (*pushtf): Use v constraint instead of x.
14259 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14260 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14261 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14262 (*absnegtf2_sse): Likewise.
14263 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14264 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14265 avx512f alternatives.
14266 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14268 2016-05-12 Richard Biener <rguenther@suse.de>
14270 PR tree-optimization/71060
14271 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14272 require exact match of DR_BASE_OBJECT but only matching address and
14275 2016-05-12 Richard Biener <rguenther@suse.de>
14277 PR tree-optimization/70986
14278 * cfganal.c: Include cfgloop.h.
14279 (dfs_find_deadend): Prefer to take edges exiting loops.
14281 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14283 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14284 compile and run time.
14286 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14289 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14291 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14293 * config/i386/i386.c (legitimize_pic_address): Use
14294 copy_to_suggested_reg instead of gen_movsi.
14296 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14298 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14299 the code into quad_address_p and call it to share code with
14300 vsx_quad_dform_memory_operand.
14301 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14303 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14304 bit instead of being a separate word. Split -mpower9-dform into
14305 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14306 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14307 for the register class supporting 128-bit quad word memory offsets.
14308 (mode_supports_vsx_dform_quad): Helper function to return if the
14309 register class uses quad word memory offsets.
14310 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
14311 (rs6000_debug_reg_global): Always print if we are using LRA or not.
14312 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
14313 instructions are enabled, set up the appropriate addr_masks for
14315 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
14316 -mpower9-dform-scalar, instead of -mpower9-dform.
14317 (rs6000_option_override_internal): Split -mpower9-dform into two
14318 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
14319 -mpower9-dform switch sets or clears both. If we are not using
14320 the LRA register allocator, do not enable -mpower9-dform-vector by
14321 default. If we are using LRA, enable -mpower9-dform-vector and
14322 -mvsx-timode if it is appropriate. Issue a warning if either
14323 -mpower9-dform-vector or -mvsx-timode are explicitly used without
14325 (quad_address_offset_p): New helper function to return if the
14326 offset is legal for quad word memory instructions.
14327 (quad_address_p): New function to determin if GPR or vector
14328 register quad word memory addresses are legal.
14329 (mem_operand_gpr): Validate quad word address offsets.
14330 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
14331 d-form (register + offset) instructions.
14332 (offsettable_ok_by_alignment): Likewise.
14333 (rs6000_legitimate_offset_address_p): Likewise.
14334 (legitimate_lo_sum_address_p): Likewise.
14335 (rs6000_legitimize_address): Likewise.
14336 (rs6000_legitimize_reload_address): Add more debug statements for
14338 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
14339 d-form instructions.
14340 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
14341 d-form instructions. Distinguish different cases in debug
14342 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
14343 d-form instructions.
14344 (rs6000_preferred_reload_class): Likewise.
14345 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
14346 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
14347 of the ISA 2.06 indexed memory instructions.
14348 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
14349 use them to save/restore the saved vector registers instead of
14350 using Altivec instructions.
14351 (rs6000_emit_epilogue): Likewise.
14352 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
14353 (rs6000_opt_masks): Split -mpower9-dform into
14354 -mpower9-dform-scalar and -mpower9-dform-vector.
14355 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
14357 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
14358 ISA 3.0 vector indexed memory instructions, and fold the code into
14359 the normal mov<mode> patterns.
14360 (p9_vecstore_<mode>): Likewise.
14361 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
14363 (vsx_movti_64bit): Likewise.
14364 (vsx_movti_32bit): Likewise.
14365 * config/rs6000/constraints.md (wO constraint): New constraint for
14366 ISA 3.0 vector d-form support.
14367 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
14368 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
14369 include -mpower9-dform-vector until we switch over to LRA.
14370 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
14371 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14372 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
14373 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14374 for -mpower9-dform and -mlra.
14375 * doc/md.texi (wO constraint): Document wO constraint.
14377 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
14379 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
14380 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
14381 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
14382 Move handling of non-insn arguments inline into the sole user:
14383 (output_trans_func): ...here.
14384 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
14385 in emitted function prototype.
14386 (output_internal_insn_latency_func): Ditto. Simplify.
14387 (output_internal_maximal_insn_latency_func): Ditto. Delete
14388 always-unused argument.
14389 (output_insn_latency_func): Ditto.
14390 (output_maximal_insn_latency_func): Ditto.
14392 2016-05-11 Richard Biener <rguenther@suse.de>
14394 PR tree-optimization/71055
14395 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
14396 sth with precision not equal to access size verify we don't chop
14399 2016-05-11 Richard Biener <rguenther@suse.de>
14402 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
14403 (dwarf2out_finish): Move retry_incomplete_types call ...
14404 (dwarf2out_early_finish): ... here.
14406 2016-05-11 Richard Biener <rguenther@suse.de>
14408 PR middle-end/71002
14409 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
14410 if the langhook insists on it.
14411 * fold-const.c (make_bit_field_ref): Add arg for the original
14412 reference and preserve its alias-set.
14413 (decode_field_reference): Take exp by reference and adjust it
14414 to the original memory reference.
14415 (optimize_bit_field_compare): Adjust callers.
14416 (fold_truth_andor_1): Likewise.
14417 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
14419 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
14421 PR middle-end/70807
14422 * cfgrtl.h (delete_insn_and_edges): Now return bool.
14423 * cfgrtl.c (delete_insn_and_edges): Likewise.
14424 * config/i386/i386.c (convert_scalars_to_vector): Remove
14426 * cse.c (cse_insn): Compute cse_cfg_altered.
14427 (delete_trivially_dead_insns): Likewise.
14428 (cse_cc_succs): Likewise.
14429 (rest_of_handle_cse): Free dominance info if required.
14430 (rest_of_handle_cse2): Likewise.
14431 (rest_of_handle_cse_after_global_opts): Likewise.
14433 2016-05-11 Alan Modra <amodra@gmail.com>
14435 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
14436 abi_v4_pass_in_fpr): New functions.
14437 (rs6000_function_arg_boundary): Exclude complex IBM long double
14438 from 64-bit alignment when ABI_V4.
14439 (rs6000_function_arg, rs6000_function_arg_advance_1,
14440 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
14442 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
14444 PR rtl-optimization/71028
14445 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
14446 jump with just a return in the fallthrough block if the branch
14447 block contains just a return as well.
14449 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
14451 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
14452 * match.pd ((X & Y) ^ Y): ... this.
14453 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
14454 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
14456 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14458 * read-md.c (require_char_ws): New function.
14459 (read_string): Simplify using require_char_ws.
14460 (handle_constants): Likewise.
14461 (handle_enum): Likewise.
14462 (handle_file): Likewise.
14463 * read-md.h (require_char_ws): New declaration.
14464 * read-rtl.c (read_conditions): Simplify using require_char_ws.
14465 (read_mapping): Likewise.
14466 (read_rtx_code): Likewise.
14467 (read_nested_rtx): Likewise.
14469 2016-05-10 James Norris <jnorris@codesourcery.com>
14471 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
14472 if offloading is enabled and -fopenacc or -fopenmp is specified.
14473 (CRTOFFLOADEND): Likewise.
14474 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
14475 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
14477 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
14479 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
14480 gotoff_operand code paths. Use copy_to_suggested_regs and
14481 expand_simple_binop where appropriate. Cleanup.
14483 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14486 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
14488 (dimode_scalar_chain::vector_const_cost): New.
14489 (dimode_scalar_chain::compute_convert_gain): Handle constants.
14490 (dimode_scalar_chain::convert_op): Likewise.
14491 (dimode_scalar_chain::convert_insn): Likewise.
14493 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14495 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
14496 unary operation, not a binary one.
14498 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14500 PR middle-end/70877
14501 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
14502 calls with type casted fndecl.
14504 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14506 PR tree-optimization/70786
14507 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14508 * calls.c (initialize_argument_information): Bind bounds
14509 with corresponding args passed by reference.
14511 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14514 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14515 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14516 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14519 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14522 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14523 code for a zero scale factor.
14524 (vsx_xvcvdpuxds_scale): Likewise.
14526 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14528 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14529 if show_ruler_p was set on the context.
14530 (layout::show_ruler): New method.
14531 * diagnostic.h (struct diagnostic_context): Add field
14534 2016-05-10 Richard Biener <rguenther@suse.de>
14536 PR tree-optimization/71039
14537 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14538 (chk_uses): New function.
14539 (propagate_with_phi): Verify we can safely replicate the lhs of an
14540 aggregate assignment on all incoming edges.
14542 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14544 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14546 (rx_atomic_sequence): New class.
14547 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14548 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14550 (rx_atomic_sequence::rx_atomic_sequence,
14551 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14552 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14553 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14554 CTRLREG_INTB): New constants.
14555 (FETCHOP): New code iterator.
14556 (fethcop_name, fetchop_name2): New iterator code attributes.
14557 (QIHI): New mode iterator.
14558 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14559 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14560 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14562 2016-05-10 Martin Liska <mliska@suse.cz>
14564 * tree-inline.c (remap_dependence_clique): Do not remap
14565 debugging statements.
14567 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14569 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14570 ("*fixuns_truncdfdi2_z13")
14571 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14572 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14573 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14575 2016-05-10 Richard Biener <rguenther@suse.de>
14577 PR tree-optimization/70497
14578 PR tree-optimization/28367
14579 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14581 (visit_reference_op_load): ... here.
14582 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14583 with simplified BIT_FIELD_REFs.
14584 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14585 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14588 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14590 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14591 documentation comment. For BLOCK nodes, add a
14592 DW_AT_abstract_origin attribute that points to the DIE generated
14593 for the origin BLOCK.
14594 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14595 blocks from inlined functions.
14597 2016-05-10 Alan Modra <amodra@gmail.com>
14600 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14601 regrename modifying insns saving lr before __morestack call.
14602 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14603 insns restoring lr after __morestack call.
14605 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14607 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14608 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14610 * config/i386/sse.md (vec_interleave_high<mode>,
14611 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14612 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14614 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14616 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14617 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14618 parallel reassociation for power8 and forward.
14620 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14622 * config/i386/i386.md (absneg splitters with general regs): Use
14623 general_reg_operand predicate.
14624 (btsq peephole2): Use x86_64_immediate_operand to check if new
14625 value is suitable for immediate operand. Generate emitted insn
14626 using RTL expressions.
14627 (btcq peephole2): Ditto.
14628 (btrq peephole2): Ditto. Generate correct immediate operand
14631 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14633 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14636 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14638 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14639 pointer dereference.
14641 2016-05-09 Richard Biener <rguenther@suse.de>
14643 PR tree-optimization/70985
14644 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14645 op0 isn't a gimple register.
14647 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14649 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14650 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14651 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14652 (i6400_fpu_mult): New cpu units.
14653 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14654 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14655 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14656 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14657 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14658 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14659 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14660 (i6400_msa_long_float4, i6400_msa_long_float5)
14661 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14662 (i6400_msa_fdiv_sf): New reservations.
14663 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14664 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14665 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14666 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14667 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14668 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14669 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14670 (msa_short_store4, msa_long_load, msa_short_store)
14671 (msa_long_logic, msa_long_float2, msa_long_float4)
14672 (msa_long_float5, msa_long_float8, msa_long_mult)
14673 (msa_long_fdiv, msa_long_div): New reservations.
14675 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14676 Sameera Deshpande <sameera.deshpande@imgtec.com>
14677 Matthew Fortune <matthew.fortune@imgtec.com>
14678 Graham Stott <graham.stott@imgtec.com>
14679 Chao-ying Fu <chao-ying.fu@imgtec.com>
14681 * config.gcc: Add MSA header file for mips*-*-* target.
14682 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14683 (Ubv8i, Urv8): New constraints.
14684 * config/mips/mips-ftypes.def: Add function types for MSA
14686 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14687 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14688 * config/mips/mips-msa.md: New file.
14689 * config/mips/mips-protos.h
14690 (mips_split_128bit_const_insns): New prototype.
14691 (mips_msa_idiv_insns): Likewise.
14692 (mips_split_128bit_move): Likewise.
14693 (mips_split_128bit_move_p): Likewise.
14694 (mips_split_msa_copy_d): Likewise.
14695 (mips_split_msa_insert_d): Likewise.
14696 (mips_split_msa_fill_d): Likewise.
14697 (mips_expand_msa_branch): Likewise.
14698 (mips_const_vector_same_val_p): Likewise.
14699 (mips_const_vector_same_bytes_p): Likewise.
14700 (mips_const_vector_same_int_p): Likewise.
14701 (mips_const_vector_shuffle_set_p): Likewise.
14702 (mips_const_vector_bitimm_set_p): Likewise.
14703 (mips_const_vector_bitimm_clr_p): Likewise.
14704 (mips_msa_vec_parallel_const_half): Likewise.
14705 (mips_msa_output_division): Likewise.
14706 (mips_ldst_scaled_shift): Likewise.
14707 (mips_expand_vec_cond_expr): Likewise.
14708 * config/mips/mips.c (enum mips_builtin_type): Add
14709 MIPS_BUILTIN_MSA_TEST_BRANCH.
14710 (mips_gen_const_int_vector_shuffle): New prototype.
14711 (mips_const_vector_bitimm_set_p): New function.
14712 (mips_const_vector_bitimm_clr_p): Likewise.
14713 (mips_const_vector_same_val_p): Likewise.
14714 (mips_const_vector_same_bytes_p): Likewise.
14715 (mips_const_vector_same_int_p): Likewise.
14716 (mips_const_vector_shuffle_set_p): Likewise.
14717 (mips_symbol_insns): Forbid loading symbols via immediate for
14719 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14721 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14723 (mips_lx_address_p): Add support load indexed address for MSA.
14724 (mips_address_insns): Add calculation of instructions needed for
14725 stores and loads for MSA.
14726 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14727 CONST_VECTOR for MSA and let it fall through.
14728 (mips_ldst_scaled_shift): New function.
14729 (mips_subword_at_byte): Likewise.
14730 (mips_msa_idiv_insns): Likewise.
14731 (mips_legitimize_move): Validate MSA moves.
14732 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14733 calculation of costs for MSA division.
14734 (mips_split_move_p): Check if MSA moves need splitting.
14735 (mips_split_move): Split MSA moves if necessary.
14736 (mips_split_128bit_move_p): New function.
14737 (mips_split_128bit_move): Likewise.
14738 (mips_split_msa_copy_d): Likewise.
14739 (mips_split_msa_insert_d): Likewise.
14740 (mips_split_msa_fill_d): Likewise.
14741 (mips_output_move): Handle MSA moves.
14742 (mips_expand_msa_branch): New function.
14743 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14744 Reinstate 'y' modifier.
14745 (mips_file_start): Add MSA .gnu_attribute.
14746 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14748 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14749 (mips_class_max_nregs): Add register size for MSA supported mode.
14750 (mips_cannot_change_mode_class): Allow conversion between MSA
14751 vector modes and TImode.
14752 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14754 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14755 (mips_preferred_simd_mode): Add preffered modes for MSA.
14756 (mips_vector_mode_supported_p): Add MSA supported modes.
14757 (mips_autovectorize_vector_sizes): New function.
14758 (mips_msa_output_division): Likewise.
14759 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14760 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14761 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14762 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14763 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14764 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14765 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14766 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14767 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14768 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14769 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14770 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14771 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14772 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14773 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14774 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14775 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14776 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14777 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14778 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14779 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14780 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14781 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14782 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14783 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14784 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14785 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14786 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14787 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14788 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14789 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14790 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14791 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14792 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14793 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14794 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14795 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14796 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14797 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14798 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14799 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14800 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14801 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14802 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14803 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14804 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14805 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14806 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14807 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14808 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14809 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14810 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14811 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14812 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14813 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14814 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14815 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14816 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14817 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14818 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14819 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14820 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14821 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14822 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14823 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14824 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14825 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14826 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14827 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14828 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14829 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14830 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14831 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14832 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14833 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14834 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14835 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14836 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14837 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14838 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14839 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14840 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14841 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14842 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14843 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14844 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14845 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14846 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14847 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14848 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14849 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14850 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14851 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14852 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14853 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14854 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14855 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14856 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14857 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14858 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14859 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14860 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14861 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14862 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14863 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14864 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14865 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14866 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14867 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14868 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14869 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14870 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14871 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14872 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
14873 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
14874 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
14875 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
14876 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
14877 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
14878 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
14879 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
14880 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
14881 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
14882 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
14883 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
14884 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
14885 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
14886 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
14887 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
14888 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
14889 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
14890 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
14891 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
14892 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
14893 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
14894 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
14895 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
14896 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
14897 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
14898 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
14899 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
14900 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
14901 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
14902 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
14903 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
14904 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
14905 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
14906 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
14907 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
14908 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
14909 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
14911 (mips_get_builtin_decl_index): New array.
14912 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
14913 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
14914 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
14915 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
14916 (mips_init_builtins): Initialize mips_get_builtin_decl_index
14918 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14920 (mips_expand_builtin_insn): Prepare operands for
14921 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
14922 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
14923 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
14924 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
14925 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
14926 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
14927 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
14928 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
14929 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
14930 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
14931 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
14932 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
14933 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
14934 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
14935 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
14936 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
14937 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
14938 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
14939 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
14940 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
14941 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
14942 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
14943 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
14944 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
14945 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
14946 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
14947 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
14948 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
14949 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
14950 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
14951 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
14952 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
14953 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
14954 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
14955 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
14956 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
14957 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
14958 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
14959 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
14960 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
14961 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
14962 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
14963 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
14964 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
14965 These are set implicitly and an error is reported if overridden.
14966 (mips_expand_builtin_msa_test_branch): New function.
14967 (mips_expand_msa_shuffle): Likewise.
14968 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
14969 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
14970 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
14971 (mips_expand_vec_unpack): Add support for MSA.
14972 (mips_expand_vector_init): Likewise.
14973 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
14974 instead of const0_rtx.
14975 (mips_msa_vec_parallel_const_half): New function.
14976 (mips_gen_const_int_vector): Likewise.
14977 (mips_gen_const_int_vector_shuffle): Likewise.
14978 (mips_expand_msa_cmp): Likewise.
14979 (mips_expand_vec_cond_expr): Likewise.
14980 * config/mips/mips.h
14981 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
14982 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
14984 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
14985 (ISA_HAS_MSA): New macro.
14986 (UNITS_PER_MSA_REG): Likewise.
14987 (BITS_PER_MSA_REG): Likewise.
14988 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
14989 (MSA_REG_FIRST): New macro.
14990 (MSA_REG_LAST): Likewise.
14991 (MSA_REG_NUM): Likewise.
14992 (MSA_REG_P): Likewise.
14993 (MSA_REG_RTX_P): Likewise.
14994 (MSA_SUPPORTED_MODE_P): Likewise.
14995 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
14996 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
14997 * config/mips/mips.md: Include mips-msa.md.
14998 (alu_type): Add simd_add.
14999 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15000 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15001 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15002 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15003 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15004 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15005 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15006 simd_move, simd_load, simd_store. Choose "multi" for moves
15008 (qword_mode): New attribute.
15009 (insn_count): Add instruction count for quad moves.
15010 Increase the count for MIPS SIMD division.
15011 (UNITMODE): Add UNITMODEs for vector types.
15012 (addsub): New code iterator.
15013 * config/mips/mips.opt (mmsa): New option.
15014 * config/mips/msa.h: New file.
15015 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15017 * config/mips/mti-linux.h: Likewise.
15018 * config/mips/predicates.md
15019 (const_msa_branch_operand): New constraint.
15020 (const_uimm3_operand): Likewise.
15021 (const_uimm4_operand): Likewise.
15022 (const_uimm5_operand): Likewise.
15023 (const_uimm8_operand): Likewise.
15024 (const_imm5_operand): Likewise.
15025 (aq10b_operand): Likewise.
15026 (aq10h_operand): Likewise.
15027 (aq10w_operand): Likewise.
15028 (aq10d_operand): Likewise.
15029 (const_m1_operand): Likewise.
15030 (reg_or_m1_operand): Likewise.
15031 (const_exp_2_operand): Likewise.
15032 (const_exp_4_operand): Likewise.
15033 (const_exp_8_operand): Likewise.
15034 (const_exp_16_operand): Likewise.
15035 (const_vector_same_val_operand): Likewise.
15036 (const_vector_same_simm5_operand): Likewise.
15037 (const_vector_same_uimm5_operand): Likewise.
15038 (const_vector_same_uimm6_operand): Likewise.
15039 (const_vector_same_uimm8_operand): Likewise.
15040 (par_const_vector_shf_set_operand): Likewise.
15041 (reg_or_vector_same_val_operand): Likewise.
15042 (reg_or_vector_same_simm5_operand): Likewise.
15043 (reg_or_vector_same_uimm6_operand): Likewise.
15044 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15046 * doc/invoke.texi (-mmsa): Document new option.
15048 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15050 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15051 * configure: Regenerate.
15052 * config.in: Regenerate.
15053 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15054 on -fvtable-verify.
15055 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15056 (ENDFILE_VTV_SPEC): Define.
15058 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15060 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15061 registers in all interrupt handlers if necessary.
15062 (rl78_option_override): Add warning.
15063 (MUST_SAVE_MDUC_REGISTERS): New macro.
15064 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15065 * config/rl78/rl78.c (check_mduc_usage): New function.
15066 (mduc_regs): New structure to hold MDUC register data.
15067 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15068 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15069 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15070 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15071 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15072 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15074 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15076 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15077 (tree-ssa-loop-niter.h): Ditto.
15078 (idx_within_array_bound, ref_within_array_bound): New functions.
15079 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15080 Factor out check on writable base object to ...
15081 (base_object_writable): ... here.
15083 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15085 * config/arm/arm.md (probe_stack): Add modes to set source
15088 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15090 * regrename.c (base_reg_class_for_rename): New static function.
15091 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15093 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15095 * cgraph.c (thunk_adjust): Export.
15096 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15097 * cgraphunit.c (thunk_adjust): Export.
15098 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15100 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15102 * tree-inline.c (expand_call_inline): Expand thunks inline.
15104 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15107 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15108 (*sse2_vd_cvtss2sd): Ditto.
15109 * config/i386/i386.md
15110 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15111 Generate *sse2_vd_cvtsd2ss pattern.
15112 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15113 Generate *sse2_vd_cvtss2sd pattern.
15115 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15117 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15118 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15121 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15123 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15124 * config/sh/sh.c: Define and declare variables on first use throughout
15126 (current_function_interrupt): Change to bool type.
15127 (frame_insn): Rename to emit_frame_insn and update users.
15128 (push_regs): Use bool for 'interrupt_handler' argument.
15129 (save_schedule_s): Remove.
15130 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15131 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15132 targetm.asm_out.unaligned_op.di.
15133 (gen_far_branch): Remove redundant forward declaration.
15134 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15135 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15136 (sh_set_return_address, sh_function_ok_for_sibcall,
15137 scavenge_reg): Update comments.
15138 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15139 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15140 (sh_attr_renesas_p): Remove unnecessary parentheses.
15141 (branch_dest): Simplify.
15142 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15143 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15144 (CUMULATIVE_ARGS): Change macro to typedef.
15145 (current_function_interrupt): Change to bool type.
15146 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15147 Surround with __cplusplus ifdef.
15148 (sh_compare_op0, sh_compare_op1): Remove.
15149 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15151 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15153 * config/arm/arm.md: (arch): Add neon.
15154 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15155 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15156 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15157 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15158 attributes for alt renumbering. Mark alt 3 as non-predicable.
15159 (thumb2_movdf_vfp): Likewise.
15161 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15163 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15164 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15165 (*andqi_1): Add preferred_for_speed attribute to disparage
15166 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15167 (*<code>qi_1): Ditto.
15168 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15169 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15170 (*ashlqi3_1): Ditto.
15171 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15172 Add preferred_for_size attribute to disparage alternative 0 and
15173 preferred_for_speed attribute to disparage alternative 1 for
15174 TARGET_PARTIAL_REG_STALL targets.
15176 2016-05-07 Tom de Vries <tom@codesourcery.com>
15178 PR tree-optimization/70956
15179 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15182 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15184 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15185 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15186 * config/sh/sh.md (branch_zero): Remove define_attr.
15187 (define_delay): Disable delay slot if branch distance is one insn.
15189 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15191 * config/i386/i386.md (LEAMODE): New mode attribute.
15192 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15193 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15194 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15195 operand 2 predicate.
15196 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15197 (*lea<mode>_general_3): Ditto.
15198 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15200 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15202 * genmddump.c (main): Convert argv from char ** to const char **.
15204 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15206 * coretypes.h (OVERRIDE): New macro.
15207 (FINAL): New macro.
15209 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15211 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15212 allow coalescing if the types are compatible.
15214 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15216 * pass_manager.h (pass_manager::register_pass_name): New method.
15217 (pass_manager::get_pass_by_name): New method.
15218 (pass_manager::create_pass_tab): New method.
15219 (pass_manager::m_name_to_pass_map): New field.
15220 * passes.c (name_to_pass_map): Delete global in favor of field
15221 "m_name_to_pass_map" of pass_manager.
15222 (register_pass_name): Rename from a function to...
15223 (pass_manager::register_pass_name): ...this method, updating
15224 for renaming of global "name_to_pass_map" to field
15225 "m_name_to_pass_map".
15226 (create_pass_tab): Rename from a function to...
15227 (pass_manager::create_pass_tab): ...this method, updating
15228 for renaming of global "name_to_pass_map" to field.
15229 (get_pass_by_name): Rename from a function to...
15230 (pass_manager::get_pass_by_name): ...this method.
15231 (enable_disable_pass): Convert use of get_pass_by_name to
15232 a method call, locating the pass_manager singleton.
15234 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15236 * genattr-common.c (main): Convert argv from char ** to const char **.
15237 * genattr.c (main): Likewise.
15238 * genattrtab.c (main): Likewise.
15239 * genautomata.c (initiate_automaton_gen): Likewise.
15241 * gencodes.c (main): Likewise.
15242 * genconditions.c (main): Likewise.
15243 * genconfig.c (main): Likewise.
15244 * genconstants.c (main): Likewise.
15245 * genemit.c (main): Likewise.
15246 * genenums.c (main): Likewise.
15247 * genextract.c (main): Likewise.
15248 * genflags.c (main): Likewise.
15249 * genmddeps.c (main): Likewise.
15250 * genopinit.c (main): Likewise.
15251 * genoutput.c (main): Likewise.
15252 * genpeep.c (main): Likewise.
15253 * genpreds.c (main): Likewise.
15254 * genrecog.c (main): Likewise.
15255 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15256 (init_rtx_reader_args): Likewise.
15257 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15258 (init_rtx_reader_args): Likewise.
15259 * gentarget-def.c (main): Likewise.
15260 * read-md.c (read_md_files): Likewise.
15261 * read-md.h (read_md_files): Likewise.
15263 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15265 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15266 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15267 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15268 Remove unused predicate.
15269 (register_and_not_fp_reg_operand): Ditto.
15271 2016-05-06 Martin Liska <mliska@suse.cz>
15273 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15274 instead of vec as the vector is local to the function.
15276 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15278 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15279 avx512bw alternative.
15281 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15282 before the ashr<mode>3 pattern.
15284 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15285 v instead of x in vex or maybe_vex alternatives, use
15286 maybe_evex instead of vex in prefix.
15288 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15289 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15290 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15291 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15294 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15295 v instead of x in vex or maybe_vex alternatives, use
15296 maybe_evex instead of vex in prefix.
15298 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15299 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15300 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15301 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15302 alternatives, use maybe_evex instead of vex in prefix.
15304 * config/i386/sse.md (vec_interleave_lowv4sf,
15305 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15306 v instead of x in vex or maybe_vex alternatives, use
15307 maybe_evex instead of vex in prefix.
15309 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
15310 v instead of x in vex or maybe_vex alternatives, use
15311 maybe_evex instead of vex in prefix.
15313 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
15314 v constraint instead of x.
15316 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
15318 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
15319 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
15322 2016-05-06 Richard Biener <rguenther@suse.de>
15324 PR tree-optimization/70948
15325 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15326 Properly clobber all fields of va_list for __builtin_va_start.
15328 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15331 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
15332 loop latch destination.
15334 2016-05-06 Martin Liska <mliska@suse.cz>
15336 * tree-ssa-uninit.c: Apply manual changes
15337 to the GNU coding style.
15338 (prune_uninit_phi_opnds): Rename from
15339 prune_uninit_phi_opnds_in_unrealizable_paths.
15341 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15343 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
15344 mspace): Remove deprecated options.
15345 * doc/invoke.texi (SH options): Remove -mspace.
15347 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15349 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
15351 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15353 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
15354 corresponding combine split pattern.
15356 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15359 * config/sh/predicates.md (long_displacement_mem_operand): New.
15360 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
15361 Add movi20, movi20s alternatives. Adjust length attribute for
15363 (movsi_ie): Allow for any FPU. Adjust length attribute for
15365 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
15366 attribute for alternatives.
15367 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
15368 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
15369 length attribute for alternatives.
15371 2016-05-06 Richard Biener <rguenther@suse.de>
15373 PR tree-optimization/70960
15374 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
15376 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15379 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
15380 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
15382 2016-05-06 Marek Polacek <polacek@redhat.com>
15385 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
15387 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15390 * config/sh/sh.md (*rotcr): Add another variant.
15392 2016-05-06 Richard Biener <rguenther@suse.de>
15394 PR middle-end/70931
15395 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
15397 2016-05-06 Richard Biener <rguenther@suse.de>
15399 PR middle-end/70941
15400 * fold-const.c (split_tree): Always convert to the original type
15403 2016-05-06 Richard Biener <rguenther@suse.de>
15405 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
15406 (fwprop_addr): Likewise.
15408 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15411 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
15413 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
15414 * config/i386/i386.md (push mem splitter): Use find_constant_src in
15415 the splitter condition.
15416 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
15417 the splitter condition.
15418 (FP float_extend load splitter): Ditto.
15420 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
15422 * config/i386/i386.md (peehole2 patterns): Change true_regnum
15423 to REGNO in all peephole2 patterns.
15424 (post-reload splitters): Change true_regnum to REGNO in
15425 post-reload splitters.
15426 (zero_extend splitters): Use general_reg_operand and
15427 nonimmediate_gr_operand predicates.
15429 2016-05-05 Jakub Jelinek <jakub@redhat.com>
15431 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
15432 v constraint instead of x.
15434 2016-05-05 Alan Modra <amodra@gmail.com>
15437 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15438 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
15439 TARGET_NO_FP_IN_TOC for -mrelocatable.
15440 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
15441 TARGET_RELOCATABLE test.
15442 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15443 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15444 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15445 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15446 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15447 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15448 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15449 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15450 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15451 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15453 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
15454 (rs6000_stack_info): Likewise.
15455 (rs6000_elf_asm_out_constructor): Likewise.
15456 (rs6000_elf_asm_out_destructor): Likewise.
15457 (rs6000_elf_declare_function_name): Likewise.
15458 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
15459 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
15462 2016-05-05 Alan Modra <amodra@gmail.com>
15464 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
15466 2016-05-05 Alan Modra <amodra@gmail.com>
15468 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
15469 out-of-line gpr restore for one or two regs if that would add
15472 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
15475 * config/i386/i386.md
15476 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
15477 Change to post-epilogue_completed late splitter. Use sse_reg_operand
15478 as operand 0 predicate.
15479 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
15481 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
15482 Ditto. Emit the pattern using RTX.
15484 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
15485 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
15486 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
15487 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
15489 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
15490 sse_reg_operand as operand 0 predicate.
15492 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
15493 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
15494 instead of gen_rtx_REG.
15495 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
15498 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15500 * function.c (emit_use_return_register_into_block): Delete.
15501 (gen_return_pattern): Delete.
15502 (emit_return_into_block): Delete.
15503 (active_insn_between): Delete.
15504 (convert_jumps_to_returns): Delete.
15505 (emit_return_for_exit): Delete.
15506 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15507 simple_return for shrink-wrapped blocks.
15508 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15509 end of blocks that need one.
15510 (get_unconverted_simple_return): Delete.
15511 (convert_to_simple_return): Delete.
15512 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15513 (convert_to_simple_return): Ditto.
15515 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15517 * cfgcleanup.c (bb_is_just_return): New function.
15518 (try_optimize_cfg): Simplify jumps to return, branches to return,
15519 and branches around return.
15521 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15523 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15524 branch to a return.
15526 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15530 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15531 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15532 assert flags & OEP_HASH_CHECK, instead of asserting it
15533 never happens. Handle TARGET_EXPR.
15534 * fold-const.c (operand_equal_p): For hash verification,
15535 or in OEP_HASH_CHECK into flags.
15537 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15539 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15541 (compute_samebase_partition_bases): Fix typo.
15543 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15545 * config/i386/sse.md (vec_interleave_highv8sf,
15546 vec_interleave_lowv8sf, vec_interleave_highv4df,
15547 vec_interleave_lowv4df): Remove constraints from expanders.
15549 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15551 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15553 * tree-inline.c (expand_call_inline): Fix path dealing with
15554 making lhs of call statement undefined.
15556 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15558 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15559 Check availability on NODE, too.
15560 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15561 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15562 (varpool_node::call_for_symbol_and_aliase): Likewise.
15563 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15564 (propagate_pure_const): Propagate across interposable functions, too.
15565 (skip_function_for_local_pure_const): Do not skip interposable bodies
15567 (pass_local_pure_const::execute): Update.
15569 2016-05-04 Marek Polacek <polacek@redhat.com>
15571 * doc/invoke.texi: Document -Wdangling-else.
15573 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15575 * config.gcc: Error out when conflicting multilib is detected. Do not
15576 loop over multilibs since no combination is legal.
15578 2016-05-04 Alan Modra <amodra@gmail.com>
15580 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15581 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15582 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15585 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15587 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15588 Clean up p5600 comments.
15590 2016-05-04 Richard Biener <rguenther@suse.de>
15592 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15593 constructor simplifications.
15594 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15596 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15598 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15599 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15600 result.set_rtx is null instead of aborting.
15601 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15603 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15604 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15605 *mov<mode>_store_postinc): New patterns.
15607 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15609 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15610 as commutative. Check both conversions are NOP.
15611 ((A & B) OP (C & B)): Remove.
15613 2016-05-04 Alan Modra <amodra@gmail.com>
15615 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15617 2016-05-04 Alan Modra <amodra@gmail.com>
15620 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15621 when cr2,3,4 are all fixed regs.
15623 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15625 PR rtl-optimization/57193
15626 * opts.c (default_options_table): Revert OPT_frename_registers change.
15627 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15629 2016-05-03 Martin Sebor <msebor@redhat.com>
15632 * builtins.c (fold_builtin_FILE): New function.
15633 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15634 (fold_builtin_0): Call them.
15635 * gimplify.c (gimplify_call_expr): Remove the handling of
15636 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15639 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15640 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15644 * doc/extend.texi (Function Names as Strings): Update __func__,
15645 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15648 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15649 Richard Biener <rguenther@suse.de>
15651 PR tree-optimization/70916
15652 * tree-if-conv.c: Include cfganal.h.
15653 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15654 and remove_fake_exit_edges around the optimization pass.
15656 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15658 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15659 (cgraph_edge::make_direct): Likewise.
15660 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15661 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15662 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15663 (CIF_THUNK): New code.
15664 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15665 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15666 (compute_inline_parameters): Set inline_failed for thunks.
15667 (inline_analyze_function): Cleanup.
15668 * ipa-inline.c (can_inline_edge_p): Do not deal with
15669 call_stmt_cannot_inline_p.
15670 (can_early_inline_edge_p): Likewise.
15671 (early_inliner): Initialize inline_failed.
15672 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15674 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15676 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15677 from nonimm_ssenomem_operand.
15678 (nonimm_ssenomem_operand): New predicate.
15679 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15680 as operand 0 predicate.
15681 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15682 Disable unsupported alternatives using "enabled" attribute.
15683 Use register_ssemem_operand as operand 0 predicate.
15684 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15686 2016-05-03 Marek Polacek <polacek@redhat.com>
15689 * input.c (expansion_point_location): New function.
15690 * input.h (expansion_point_location): Declare.
15692 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15694 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15695 occurence with frame_offset_ ones.
15697 2016-05-03 Alan Modra <amodra@gmail.com>
15699 PR rtl-optimization/70890
15700 * ira.c (combine_and_move_insns): When moving def_insn, remove
15701 equivs on use_insn.
15703 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15705 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15706 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15707 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15708 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15710 2016-05-03 Alan Modra <amodra@gmail.com>
15712 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15713 for SAVE_MULTIPLE/STORE_MULTIPLE.
15715 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15717 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15718 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15720 2016-05-03 Richard Biener <rguenther@suse.de>
15722 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15724 (gimplify_arg): Likewise.
15725 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15726 re-writing the result to a decl if required.
15727 (internal_get_tmp_var): Add allow_ssa parameter
15728 and override into_ssa with it.
15729 (get_formal_tmp_var): Adjust.
15730 (get_initialized_tmp_var): Add allow_ssa parameter.
15731 (gimplify_arg): Add allow_ssa parameter and avoid generating
15732 SSA names for the result false.
15733 (gimplify_call_expr): If the call may return twice do not
15734 gimplify parameters into SSA.
15735 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15736 (gimplify_modify_expr): Adjust assert. For noreturn calls
15737 with a SSA name LHS adjust its def.
15738 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15739 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15740 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15741 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15742 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15743 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15744 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15745 (optimize_target_teams): Do not allow SSA names for clause operands.
15746 (gimplify_expr): Likewise for where we mark the result addressable.
15747 * passes.def (pass_init_datastructures): Remove.
15748 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15749 (rewrite_stmt): Likewise.
15750 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15751 (replace_locals_op): Replace SSA names.
15752 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15753 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15754 * cgraph.c (release_function_body): Free CFG annotations only
15755 when we have a CFG. Simplify.
15756 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15757 force_gimple_operand instead of get_initialized_tmp_var.
15758 * tree-pass.h (make_pass_init_datastructures): Remove.
15759 * tree-ssa.c (execute_init_datastructures): Remove.
15760 (pass_data_init_datastructures): Likewise.
15761 (class pass_init_datastructures): Likewise.
15762 (make_pass_init_datastructures): Likewise.
15763 * omp-low.c (create_omp_child_function): Init SSA data structures.
15764 (grid_expand_target_grid_body): Likewise.
15765 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15766 name before adding it to names_to_release.
15767 (remove_bb): Always release SSA defs.
15768 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15769 before dereferencing it.
15770 * cgraphunit.c (init_lowered_empty_function): Always
15771 int SSA data structures.
15772 * tree-ssanames.c (release_defs): Remove assert that we are in
15774 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15776 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15777 Uros Bizjak <ubizjak@gmail.com>
15779 PR rtl-optimization/70467
15780 * config/i386/predicates.md (x86_64_hilo_int_operand,
15781 x86_64_hilo_general_operand): New predicates.
15782 * config/i386/constraints.md (Wd): New constraint.
15783 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15784 (general_hilo_operand): New mode attr.
15785 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15786 instead of <general_operand>.
15787 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15788 x86_64_hilo_general_operand instead of <general_operand>.
15790 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15792 PR tree-optimization/70916
15793 * tree-if-conv.c (constant_or_ssa_name): Removed.
15794 (fold_build_cond_expr): Use is_gimple_val instead of
15795 constant_or_ssa_name.
15797 PR tree-optimization/70916
15798 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15799 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15802 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15803 (optimize_atomic_bit_test_and): New function.
15804 (pass_fold_builtins::execute): Use it.
15805 * optabs.def (atomic_bit_test_and_set_optab,
15806 atomic_bit_test_and_complement_optab,
15807 atomic_bit_test_and_reset_optab): New optabs.
15808 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15809 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15810 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15811 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15812 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15813 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15814 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15815 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15816 atomic_bit_test_and_complement@var{mode},
15817 atomic_bit_test_and_reset@var{mode}): Document.
15818 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15819 atomic_bit_test_and_complement<mode>,
15820 atomic_bit_test_and_reset<mode>): New expanders.
15821 (atomic_bit_test_and_set<mode>_1,
15822 atomic_bit_test_and_complement<mode>_1,
15823 atomic_bit_test_and_reset<mode>_1): New insns.
15825 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15827 PR rtl-optimization/70687
15828 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15829 instead of unsigned HOST_WIDE_INT.
15831 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15833 PR rtl-optimization/44281
15834 * hard-reg-set.h (struct target_hard_regs): New field
15835 x_fixed_nonglobal_reg_set.
15836 (fixed_nonglobal_reg_set): New macro.
15837 * reginfo.c (init_reg_sets_1): Initialize it.
15838 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15840 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15842 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15844 PR tree-optimization/56541
15845 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15846 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15847 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15848 (any_complicated_phi): new static variable.
15849 (aggressive_if_conv): delete.
15850 (if_convertible_phi_p): support phis with more than two arguments.
15851 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15852 critical pred edges.
15853 (ifcvt_split_critical_edges): support phis with more than two
15854 arguments by checking new parameter. only split critical edges
15856 (tree_if_conversion): handle simd pragma marked loop using new
15857 local variable aggressive_if_conv. check any_complicated_phi.
15859 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15861 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15864 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15866 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15869 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15871 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15872 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
15873 define_insn_and_split.
15874 (mulsi3_i): New define_insn_and_split.
15875 (mulsi3_call): Convert to define_insn.
15876 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
15877 Remove constraints.
15879 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15881 * machmode.h (mode_complex): Add support to give the complex mode
15883 (GET_MODE_COMPLEX_MODE): Likewise.
15884 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
15885 stored by build_complex_type and gfc_build_complex_type instead of
15886 trying to figure out the appropriate mode based on the size. Raise
15887 an assertion error, if the type was not set.
15888 * genmodes.c (struct mode_data): Add field for the complex type of
15890 (blank_mode): Likewise.
15891 (make_complex_modes): Remember the complex mode created in the
15893 (emit_mode_complex): Write out the mode_complex array to map a
15894 type mode to the complex version.
15895 (emit_insn_modes_c): Likewise.
15896 * tree.c (build_complex_type): Set the complex type to use before
15897 calling layout_type.
15898 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
15899 support for __float128 complex datatypes.
15900 (rs6000_hard_regno_mode_ok): Likewise.
15901 (rs6000_setup_reg_addr_masks): Likewise.
15902 (rs6000_complex_function_value): Likewise.
15903 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
15904 __float128 and __ibm128 complex.
15905 (FLOAT128_IBM_P): Likewise.
15906 (ALTIVEC_ARG_MAX_RETURN): Likewise.
15907 * doc/extend.texi (Additional Floating Types): Document that
15908 -mfloat128 must be used to enable __float128. Document complex
15909 __float128 and __ibm128 support.
15911 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15914 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
15915 char/short arguments promoted to int because of promote_prototypes.
15917 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15919 * config/i386/predicates.md (register_ssemem_operand): New predicate.
15920 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
15921 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
15922 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
15923 alternatives using "enabled" attribute. Use register_ssemem_operand
15924 as operand 1 predicate.
15925 (*cmpi<unord>xf_i387): Split XFmode pattern from
15926 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
15927 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
15928 *absneg<mode>2_i387. Disable unsupported alternatives using
15929 "enabled" attribute.
15930 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
15932 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15934 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
15936 (oacc_loop_process): Check mask for loop termination.
15938 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15940 * cif-code.def (CIF_THUNK): Add.
15941 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
15944 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15946 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
15947 (dump_inline_summary): Dump it.
15948 (fp_expression_p): New predicate.
15949 (estimate_function_body_sizes): Use it.
15950 (inline_merge_summary): Merge fp_expressions.
15951 (inline_read_section): Read fp_expressions.
15952 (inline_write_summary): Write fp_expressions.
15953 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
15954 codegen boundary if either caller or callee is !fp_expressions.
15955 * ipa-inline.h (inline_summary): Add fp_expressions.
15956 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
15957 to fp_expressions be sure the fp generation flags are updated.
15959 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15961 PR rtl-optimization/70467
15962 * cse.c (cse_insn): Handle no-op MEM moves after folding.
15964 PR rtl-optimization/70467
15965 * ipa-pure-const.c (check_call): Handle internal calls even in
15966 ipa mode like in local mode.
15968 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
15970 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
15972 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15974 * match.pd (X u< X, X u> X): New transformations.
15976 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15978 * flag-types.h (enum warn_strict_overflow_code): Move ...
15979 * coretypes.h: ... here.
15980 * fold-const.h (fold_overflow_warning): Declare.
15981 * fold-const.c (fold_overflow_warning): Make non-static.
15982 (fold_comparison): Move the transformation of X +- C1 CMP C2
15983 into X CMP C2 -+ C1 ...
15984 * match.pd: ... here.
15985 * gimple-fold.c (fold_stmt_1): Protect with
15986 fold_defer_overflow_warnings.
15988 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15990 * omp-low.c (struct oacc_loop): Add 'inner' field.
15991 (new_oacc_loop_raw): Initialize it to zero.
15992 (oacc_loop_fixed_partitions): Initialize it.
15993 (oacc_loop_auto_partitions): Partition outermost loop to outermost
15994 available partitioning.
15996 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15998 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16000 (umulsidi3): Likewise.
16001 (indirect_jump): Fix jump instruction assembly patterns.
16003 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16006 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16007 (nvptx_function_value): Assert non-NULL cfun.
16009 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16011 PR rtl-optimization/70886
16012 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16014 * cselib.h (rtx_equal_for_cselib_1): Declare.
16015 (rtx_equal_for_cselib_p: New inline function.
16016 * cselib.c (rtx_equal_for_cselib_p): Delete.
16017 (rtx_equal_for_cselib_1): Make public.
16019 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16021 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16022 (register_mixssei387nonimm_operand): Remove predicate.
16023 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16024 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16025 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16026 for TARGET_MIX_SSE_I387 alternatives.
16027 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16028 Disable unsupported alternatives using "enabled" attribute. Use
16029 nonimm_ssenomem_operand as operand 1 predicate. Also check
16030 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16032 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16034 * tree.c (cst_and_fits_in_hwi): Simplify.
16036 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16038 * tree.h (wi::to_wide): New function.
16039 * expr.c (expand_expr_real_1): Use wi::to_wide.
16040 * fold-const.c (int_const_binop_1): Likewise.
16041 (extract_muldiv_1): Likewise.
16043 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16045 * wide-int.h: Update offset_int and widest_int documentation.
16046 (WI_SIGNED_SHIFT_RESULT): New macro.
16047 (wi::binary_shift): Define signed_shift_result_type for
16048 shifts on offset_int- and widest_int-like types.
16049 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16050 * tree.h (int_bit_position): Use shift operators instead of wi::
16052 * alias.c (adjust_offset_for_component_ref): Likewise.
16053 * expr.c (get_inner_reference): Likewise.
16054 * fold-const.c (fold_comparison): Likewise.
16055 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16056 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16057 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16058 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16059 (stmt_kills_ref_p): Likewise.
16060 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16061 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16062 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16063 (ao_ref_init_from_vn_reference): Likewise.
16065 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16067 * wide-int.h: Update offset_int and widest_int documentation.
16068 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16069 (wi::binary_traits): Allow ordered comparisons between offset_int and
16070 offset_int, between widest_int and widest_int, and between either
16071 of these types and basic C types.
16072 (operator <, <=, >, >=): Define for the same combinations.
16073 * tree.h (tree_int_cst_lt): Use comparison operators instead
16074 of wi:: comparisons.
16075 (tree_int_cst_le): Likewise.
16076 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16077 (fold_nonarray_ctor_reference): Likewise.
16078 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16079 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16080 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16081 * tree-sra.c (completely_scalarize): Likewise.
16082 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16083 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16084 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16085 (check_for_binary_op_overflow): Likewise.
16086 (search_for_addr_array): Likewise.
16087 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16089 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16091 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16092 (arc_save_restore): Likewise.
16093 (arc_dwarf_register_span): Likewise.
16094 (arc_output_pic_addr_const): Initialize suffix variable.
16096 2016-05-02 Martin Liska <mliska@suse.cz>
16098 * symbol-summary.h (function_summary::function_summary):
16099 Remove checking assert for all cgraph nodes.
16100 (function_summary::get): Check summary_uid.
16101 (symtab_insertion): Check summary_uid.
16103 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16105 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16106 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16107 bmaskn instruction.
16108 (arc_dwarf_register_span): Remove enum keyword.
16109 (compact_memory_operand_p): New function.
16110 * config/arc/arc.h (reg_class): Add code density register classes.
16111 (REG_CLASS_NAMES): Likewise.
16112 (REG_CLASS_CONTENTS): Likewise.
16113 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16114 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16115 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16116 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16117 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16119 (h, Rcd, Rsd, Rzd): New register constraints.
16120 (T): Use compact_memory_operand_p function.
16121 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16123 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16125 * config/sh/sh.md (*negnegt, *movtt): Remove.
16127 2016-05-02 Marek Polacek <polacek@redhat.com>
16128 Tom de Vries <tom@codesourcery.com>
16130 PR tree-optimization/70700
16131 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16132 bigger than FIRST_REF_NODE.
16134 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16137 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16139 (prepare_cbranch_operands): Don't use scratch register. Assume that
16140 function is used when pseudos can be created.
16141 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16142 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16143 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16144 define_expand. Allow it only when pseudos can be created.
16145 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16147 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16149 * config/i386/constraints.md (BC): Only allow -1 operands.
16150 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16151 Add "enabled" attribute. Update XI mode attribute calculation.
16152 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16153 (*movoi_internal_avx): Update XI mode attribute calculation.
16154 (*movti_internal): Ditto.
16156 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16158 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16159 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16161 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16163 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16164 statement on instruction code. Remove trailing spaces.
16165 (altivec_expand_stv_builtin): Likewise.
16167 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16169 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16170 (TARGET_FPU_DOUBLE): Simplify.
16171 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16172 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16173 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16174 with 'TARGET_FPU_DOUBLE'.
16175 * config/sh/sh.md: Likewise.
16177 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16179 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16180 SH_DIV_STR_FOR_SIZE): Remove.
16181 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16182 SH_DIV_STR_FOR_SIZE): Remove.
16184 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16186 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16187 logical_reg_operand): Delete.
16188 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16189 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16190 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16191 match_operand and match_test.
16192 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16193 variables on their first use. Return bool values.
16194 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16195 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16196 arith_reg_operand for input operand. Remove empty constraints.
16198 (*xorsi3_compact): Rename to xorsi3.
16199 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16200 (*zero_extend<mode>si2_disp_mem): Update comment.
16203 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16205 * config/sh/t-sh: Remove SH5 support.
16206 * config.gcc: Likewise.
16207 * configure: Likewise.
16209 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16211 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16213 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16215 * config/sh/sh.c (register_sh_passes, sh_option_override,
16216 sh_print_operand, prepare_move_operands,
16217 sh_can_follow_jump): Remove TARGET_SH1 checks.
16218 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16219 PROMOTE_MODE): Likewise.
16220 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16223 2016-04-30 Alan Modra <amodra@gmail.com>
16225 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16226 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16227 Check for user regs later to avoid unnecessary looping over regs.
16228 Merge user reg check with non-saved reg check. Don't force
16229 inline VR restore when static chain used.
16230 (rs6000_frame_related): Omit eh_frame info for user regs when
16232 (fixed_regs_p): Delete.
16234 2016-04-30 Alan Modra <amodra@gmail.com>
16236 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16237 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16240 2016-04-30 Alan Modra <amodra@gmail.com>
16243 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16244 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16247 2016-04-30 Alan Modra <amodra@gmail.com>
16249 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16250 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16251 flag_pic test for Darwin.
16253 2016-04-30 Alan Modra <amodra@gmail.com>
16255 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16256 throw_calls_crossed.
16257 (REG_FREQ_CALLS_CROSSED): Delete.
16258 (REG_N_THROWING_CALLS_CROSSED): Delete.
16259 * regstat.c (regstat_bb_compute_ri): Don't calculate
16260 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16261 (dump_reg_info): Don't print call cross frequency.
16262 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16263 and REG_N_THROWING_CALLS_CROSSED.
16265 2016-04-30 Alan Modra <amodra@gmail.com>
16267 * regs.h (struct reg_info_t): Delete live_length.
16268 (REG_LIVE_LENGTH): Delete macro.
16269 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16270 local_live, local_processed and local_live_last_luid params.
16271 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16273 (regstat_compute_ri): Adjust for above. Don't set
16275 (dump_reg_info): Don't print live length.
16276 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16277 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16278 Localize loop_depth var.
16280 2016-04-30 Alan Modra <amodra@gmail.com>
16282 * ira.c (enum valid_equiv): New.
16283 (validate_equiv_mem): Return enum.
16284 (update_equiv_mem): Create replacement in more cases.
16285 (add_store_equivs): Update validate_equiv_mem call.
16287 2016-04-30 Alan Modra <amodra@gmail.com>
16289 * ira.c (combine_and_move_insns): Rather than scanning insns,
16290 use DF infrastucture to find use and def insns.
16292 2016-04-30 Alan Modra <amodra@gmail.com>
16294 ira.c (combine_and_move_insns): Move invariant conditions..
16295 (ira.c): ..to here. Call combine_and_move_insns before
16296 add_store_equivs. Call grow_reg_equivs later. Allocate
16297 req_equiv later using max_reg_num() rather than global max_regno.
16298 (contains_replace_regs): Delete.
16299 (add_store_equivs): Remove contains_replace_regs test.
16301 2016-04-30 Alan Modra <amodra@gmail.com>
16303 * ira.c (struct equiv_mem_data): New.
16304 (equiv_mem, equiv_mem_modified): Delete static vars.
16305 (validate_equiv_mem_from_store): Use "data" param to communicate..
16306 (validate_equiv_mem): ..from here.
16308 2016-04-30 Alan Modra <amodra@gmail.com>
16310 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
16312 (update_reg_equivs): ..here. Move allocation and freeing of
16313 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
16314 end_alias_analysis to..
16317 2016-04-30 Alan Modra <amodra@gmail.com>
16319 * ira.c (pdx_subregs): Delete.
16320 (struct equivalence): Add pdx_subregs field.
16321 (set_paradoxical_subreg): Remove pdx_subregs param. Update
16322 pdx_subregs access.
16323 (update_equiv_regs): Don't create or free pdx_subregs. Update
16324 pdx_subregs access.
16326 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16328 * config/rs6000/altivec.h: Change definitions of vec_xl and
16330 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
16331 (LD_ELEMREV_V2DI): New.
16332 (LD_ELEMREV_V4SF): New.
16333 (LD_ELEMREV_V4SI): New.
16334 (LD_ELEMREV_V8HI): New.
16335 (LD_ELEMREV_V16QI): New.
16336 (ST_ELEMREV_V2DF): New.
16337 (ST_ELEMREV_V2DI): New.
16338 (ST_ELEMREV_V4SF): New.
16339 (ST_ELEMREV_V4SI): New.
16340 (ST_ELEMREV_V8HI): New.
16341 (ST_ELEMREV_V16QI): New.
16344 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16345 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
16346 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
16347 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
16348 (altivec_expand_builtin): Add handling for
16349 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
16350 (rs6000_invalid_builtin): Add error-checking for
16351 RS6000_BTM_P9_VECTOR.
16352 (altivec_init_builtins): Define builtins used to implement vec_xl
16354 (rs6000_builtin_mask_names): Define power9-vector.
16355 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
16356 (RS6000_BTM_P9_VECTOR): Define.
16357 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
16358 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
16359 (vsx_ld_elemrev_v2df): Likewise.
16360 (vsx_ld_elemrev_v4sf): Likewise.
16361 (vsx_ld_elemrev_v4si): Likewise.
16362 (vsx_ld_elemrev_v8hi): Likewise.
16363 (vsx_ld_elemrev_v16qi): Likewise.
16364 (vsx_st_elemrev_v2df): Likewise.
16365 (vsx_st_elemrev_v2di): Likewise.
16366 (vsx_st_elemrev_v4sf): Likewise.
16367 (vsx_st_elemrev_v4si): Likewise.
16368 (vsx_st_elemrev_v8hi): Likewise.
16369 (vsx_st_elemrev_v16qi): Likewise.
16370 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
16373 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
16375 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
16377 (simplify_control_stmt_condition_1): ... here. Recurse into
16378 BIT_AND_EXPRs and BIT_IOR_EXPRs.
16380 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
16383 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
16384 (zero_extendqi<mode>2_dot): Revert earlier conversion from
16385 define_insn_and_split to define_insn.
16386 (zero_extendqi<mode>2_dot2): Same.
16387 (extendqi<mode>2_dot): Same.
16388 (extendqi<mode>2_dot2): Same.
16390 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16392 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
16393 (probe_stack): New expander.
16394 (probe_stack_<mode>): New insn pattern.
16396 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16398 * config/i386/i386.md
16399 (operations with memory inputs setting flags peephole2):
16400 Remove uneeded REG_P checks. Cleanup pattern generation.
16402 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
16404 * tree-vect-loop.c (vect_transform_loop): Fix
16405 nb_iterations_upper_bound computation for vectorized loop.
16407 2016-04-29 Marek Polacek <polacek@redhat.com>
16408 Jakub Jelinek <jakub@redhat.com>
16411 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
16412 TARGET_EXPR_SLOT as a base.
16414 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
16416 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
16417 with 'rCm2' constraints to limit possible immediate size.
16418 (*load_zeroextendqisi_update): Likewise.
16419 (*load_signextendqisi_update): Likewise.
16420 (*loadhi_update): Likewise.
16421 (*load_zeroextendhisi_update): Likewise.
16422 (*load_signextendhisi_update): Likewise.
16423 (*loadsi_update): Likewise.
16424 (*loadsf_update): Likewise.
16426 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16428 * config/i386/predicates.md (constm1_operand): Fix comparison.
16430 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16432 * testsuite/gcc.target/arc/ieee_eq.c: New test.
16434 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
16436 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
16437 remaining SH5 related settings.
16438 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
16439 shmedia_prepare_call_address): Delete.
16440 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
16441 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
16442 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
16443 UNSUPPORTED_SH2A): Remove m5 checks.
16444 (sh_divide_strategy_e): Remove SH5 division strategies.
16445 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
16446 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
16448 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16450 * config/s390/s390.c (s390_rtx_costs): Update documentation.
16452 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16454 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
16455 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
16456 Change lder to ldr.
16457 * config/s390/vector.md ("mov<mode>"): Likewise.
16459 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
16461 * config/s390/constraints.md ("U", "W"): Invoke
16462 s390_mem_constraint with "ZR" and "ZT".
16463 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
16464 addresses when using LRA. Accept also short displacements for S
16465 and T constraints. Do not check for long displacement target for
16466 S and T constraints.
16467 (s390_mem_constraint): Remove handling of U and W constraints.
16468 * config/s390/s390.md (various patterns): Remove the short
16469 displacement constraints (Q and R) if a long displacement
16470 constraint is present. Add longdisp as required CPU capability.
16471 * config/s390/vector.md: Likewise.
16472 * config/s390/vx-builtins.md: Likewise.
16474 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16477 * reload1.c (reload): Call finish_spills before
16478 restarting reload loop. Skip select_reload_regs
16479 if update_eliminables_and_spill returns true.
16481 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16483 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
16484 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
16485 (umulhisi3_imm): Update predicates and constraint letters.
16486 (umulhisi3_reg): Declare instruction as commutative.
16487 * config/arc/constraints.md (J12, J16): New constraints.
16488 * config/arc/predicates.md (short_unsigned_const_operand): New
16490 (arc_short_operand): Likewise.
16491 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
16493 2016-04-29 Richard Biener <rguenther@suse.de>
16495 PR tree-optimization/13962
16496 PR tree-optimization/65686
16497 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
16498 * tree-ssa-alias.c (ptrs_compare_unequal): New function
16499 using PTA to compare pointers.
16500 * match.pd: Add pattern for pointer equality compare simplification
16501 using ptrs_compare_unequal.
16503 2016-04-29 Richard Biener <rguenther@suse.de>
16505 * stor-layout.c (layout_type): Do not build a pointer-to-element
16508 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16510 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16511 Use SWI mode iterator. Use general_reg_operand predicate.
16512 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16513 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16516 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16518 PR middle-end/70843
16519 * fold-const.c (operand_equal_p): Don't verify hash value equality
16521 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16524 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16527 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16528 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16529 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16530 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16531 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16533 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16535 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16536 to info. Don't initialize separate fields to 0. Clean up
16539 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16541 * config/i386/i386.md (peephole2s for operations with memory inputs):
16542 Use SWI mode iterator.
16543 (peephole2s for operations with memory outputs): Ditto.
16544 Do not check for stack checking probe.
16546 (probe_stack): Remove expander.
16548 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16549 Andrew Burgess <andrew.burgess@embecosm.com>
16551 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16552 operands as 32-bits.
16554 2016-04-28 Jason Merrill <jason@redhat.com>
16556 * gdbinit.in: Skip line-map.h.
16558 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16559 Andrew Burgess <andrew.burgess@embecosm.com>
16561 * config/arc/arc.c (arc_conditional_register_usage): Take
16562 TARGET_RRQ_CLASS into account.
16563 (arc_print_operand): Support printing 'p' and 's' operands.
16564 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16566 (TARGET_RRQ_CLASS): Define.
16567 (IS_POWEROF2_OR_0_P): Define.
16568 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16570 (*tst_movb): New define_insn.
16571 (*tst): Avoid recognition if it could prevent '*tst_movb'
16572 combination; replace c/CnL with c/Chs alternative.
16573 (*tst_bitfield_tst): New define_insn.
16574 (*tst_bitfield_asr): New define_insn.
16575 (*tst_bitfield): New define_insn.
16576 (andsi3_i): Add Rrq variant.
16577 (extzv): New define_expand.
16578 (insv): New define_expand.
16579 (*insv_i): New define_insn.
16580 (*movb): New define_insn.
16581 (*movb_signed): New define_insn.
16582 (*movb_high): New define_insn.
16583 (*movb_high_signed): New define_insn.
16584 (*movb_high_signed + 1): New define_split pattern.
16585 (*mrgb): New define_insn.
16586 (*mrgb + 1): New define_peephole2 pattern.
16587 (*mrgb + 2): New define_peephole2 pattern.
16588 * config/arc/arc.opt (mbitops): New option for nps400, uses
16589 TARGET_NPS_BITOPS_DEFAULT.
16590 * config/arc/constraints.md (q): Make register class conditional.
16591 (Rrq): New register constraint.
16592 (Chs): New constraint.
16593 (Clo): New constraint.
16594 (Chi): New constraint.
16595 (Cbf): New constraint.
16596 (Cbn): New constraint.
16597 (C18): New constraint.
16598 (Cbi): New constraint.
16600 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16602 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16604 (bitmap_intersection_of_preds): Ditto.
16605 (bitmap_union_of_succs): Ditto.
16606 (bitmap_union_of_preds): Ditto.
16607 * sbitmap.c (do_popcount): Delete.
16608 (BITMAP_DEBUGGING): Delete.
16609 (sbitmap_verify_popcount): Delete.
16610 (sbitmap_alloc): Don't initialize the popcount field.
16611 (sbitmap_alloc_with_popcount): Delete.
16612 (sbitmap_resize): Don't resize the popcount array.
16613 (sbitmap_vector_alloc): Don't initialize the popcount field.
16614 (bitmap_copy): Don't copy the popcount array.
16615 (bitmap_clear): Don't clear the popcount array.
16616 (bitmap_clear): Delete the popcount array handling.
16617 (bitmap_ior_and_compl): Delete the popcount assert.
16618 (bitmap_not): Ditto.
16619 (bitmap_and_compl): Ditto.
16620 (bitmap_and): Delete the popcount array handling.
16621 (bitmap_xor): Ditto.
16622 (bitmap_ior): Ditto.
16623 (bitmap_or_and): Delete the popcount assert.
16624 (bitmap_and_or): Ditto.
16625 (popcount_table): Delete.
16626 (sbitmap_elt_popcount): Delete.
16627 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16628 (bitmap_set_bit): Delete the popcount assert.
16629 (bitmap_clear_bit): Ditto.
16630 (sbitmap_free): Don't free the popcount array.
16631 (sbitmap_alloc_with_popcount): Delete declaration.
16632 (sbitmap_popcount): Ditto.
16634 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16635 Andrew Burgess <andrew.burgess@embecosm.com>
16637 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16638 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16639 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16640 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16641 * config/arc/arc.opt (mcmem): New option.
16642 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16643 supply length for r/m alternative.
16644 (*extendqisi2_ac): Likewise.
16645 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16647 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16648 (movhi_insn): Likewise.
16649 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16650 (*zero_extendqihi2_i): Add r/Ucm alternative.
16651 (*zero_extendqisi2_ac): Likewise.
16652 (*zero_extendhisi2_i): Likewise.
16653 * config/arc/constraints.md (Uex): New memory constraint.
16654 (Ucm): New define_constraint.
16655 * config/arc/predicates.md (long_immediate_loadstore_operand):
16656 Return 0 for MEM with cmem_address address.
16657 (cmem_address_0): New predicates.
16658 (cmem_address_1): Likewise.
16659 (cmem_address_2): Likewise.
16660 (cmem_address): Likewise.
16662 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16664 * config/rs6000/rs6000.c (machine_function): Rename
16665 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16666 (rs6000_stack_info): Adjust.
16668 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16669 Andrew Burgess <andrew.burgess@embecosm.com>
16671 * config/arc/constraints.md (Usd): Convert to define_constraint.
16675 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16678 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16679 Add new peephole2 where the first insn is *mov<mode>_or instead of
16680 *mov<mode>_internal.
16682 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16684 * tracer.c (bb_seen): Make static.
16686 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16688 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16689 support, setup defaults.
16690 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16691 * config/arc/arc.c (arc_init): Add NPS400 support.
16692 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16693 (TARGET_ARC700): NPS400 is also an ARC700.
16694 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16696 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16699 * config/nds32/nds32.md (casesi): Don't access the operands array
16702 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16704 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16705 (or $-1,reg peephole2): Ditto.
16706 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16708 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16710 * doc/extend.texi (Common Function Attributes) [optimize]:
16711 Discourage use of the optimize attribute.
16713 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16715 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16716 special case builtin.
16717 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16718 ALTIVEC_BUILTIN_VEC_ADDE.
16719 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16720 support for ALTIVEC_BUILTIN_VEC_ADDE.
16721 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16722 for __builtin_vec_adde.
16724 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16726 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16727 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16729 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16732 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16733 attributes): Document cilkplus_runtime.
16735 2016-04-28 Martin Jambor <mjambor@suse.cz>
16737 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16738 this function. Call verify_expr on MEM_REFs and bases of other
16739 handled_components.
16741 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16743 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16744 for WORD_REGISTER_OPERATIONS to runtime check.
16746 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16748 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16750 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16752 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16753 big-endian compilation.
16754 * config/arc/arc.md (addf3): Likewise.
16755 (subdf3): Likewise.
16756 (muldf3): Likewise.
16758 2016-04-28 Richard Biener <rguenther@suse.de>
16760 PR tree-optimization/70840
16761 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16762 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16763 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16764 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16766 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16768 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16769 and explain why in a comment.
16771 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16773 * config/arc/arc.md (cpu_facility): Add fpx variant.
16774 (subdf3): Prohibit use reverse sub when assist operations option
16776 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16777 instructions only when FPX is enabled.
16778 * testsuite/gcc.target/arc/trsub.c: New test.
16780 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16782 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16783 mult_operator when calculating "type" attribute.
16784 (*fop_<mode>_1_i387): Ditto.
16785 (*fop_xf_1_i387): Ditto.
16786 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16787 Use std::swap to swap operands. Use RTL expressions to generate
16790 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16791 Joern Rennecke <joern.rennecke@embecosm.com>
16793 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16795 (emit_pic_move): Remove.
16796 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16797 * config/arc/arc.c (emit_pic_move): Removed.
16798 (TARGET_HAVE_TLS): Define.
16799 (arc_conditional_register_usage): Test for arc_tp_regno.
16800 (arc_print_operand, arc_print_operand_address): Handle TLS
16802 (arc_needs_pcl_p): New function.
16803 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16804 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16805 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16806 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16807 (arc_legitimize_tls_address): Likewise.
16808 (DTPOFF_ZERO_SYM): Define.
16809 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16810 (arc_output_pic_addr_const): Print TLS unspecs.
16811 (prepare_pic_move): New function, replaces emit_pic_move.
16812 (arc_legitimate_constant_p): Handle TLS unspecs.
16813 (arc_legitimate_address_p): Likewise.
16814 (arc_rewrite_small_data_p): Use assert for TLS constants.
16815 (prepare_move_operands): Use prepare_pic_move.
16816 (arc_legitimize_address): Legitimize tls addresses.
16817 (arc_epilogue_uses): Check for arc_tp_regno.
16818 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16819 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16821 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16823 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16824 %(arc_tls_extra_start_spec).
16825 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16826 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16828 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16829 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16830 (UNSPEC_TLS_OFF): Add.
16832 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16833 (get_thread_pointersi): New patterns.
16834 * config/arc/arc.opt (mtp-regno): New option.
16835 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16836 (move_dest_operand): Likewise.
16837 * configure: Regenerate.
16838 * configure.ac: Add arc*-*-* case to test for tls.
16839 * doc/invoke.texi (ARC options): Document mtp-regno.
16841 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16843 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16844 the new ARC HS SIMD instructions.
16845 (arc_preferred_simd_mode): New function.
16846 (arc_autovectorize_vector_sizes): Likewise.
16847 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16848 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16849 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16850 (arc_init_builtins): Add new SIMD builtin types.
16851 (arc_split_move): Handle 64 bit vector moves.
16852 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16853 (TARGET_PLUS_QMACW): Define.
16854 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16855 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16856 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16857 (VSUBADD4H): New builtins.
16858 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16859 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16861 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16862 Matthias Klose <doko@debian.org>
16864 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16866 2016-04-28 Richard Biener <rguenther@suse.de>
16868 PR middle-end/70777
16869 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16872 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
16874 * common/config/sh/sh-common.c: Remove SH5 support.
16875 * config/sh/constraints.md: Likewise.
16876 * config/sh/config/sh/elf.h: Likewise.
16877 * config/sh/linux.h: Likewise.
16878 * config/sh/netbsd-elf.h: Likewise.
16879 * config/sh/predicates.md: Likewise.
16880 * config/sh/sh-c.c: Likewise.
16881 * config/sh/sh-protos.h: Likewise.
16882 * config/sh/sh.c: Likewise.
16883 * config/sh/sh.h: Likewise.
16884 * config/sh/sh.md: Likewise.
16885 * config/sh/sh.opt: Likewise.
16886 * config/sh/sync.md: Likewise.
16887 * config/sh/sh64.h: Delete.
16888 * config/sh/shmedia.h: Likewise.
16889 * config/sh/shmedia.md: Likewise.
16890 * config/sh/sshmedia.h: Likewise.
16891 * config/sh/t-netbsd-sh5-64: Likewise.
16892 * config/sh/t-sh64: Likewise.
16893 * config/sh/ushmedia.h: Likewise.
16895 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16897 * config/i386/i386.md (sign_extend to memory peephole2s): Use
16898 general_reg_operand instead of register_operand predicate.
16900 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16902 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
16904 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
16906 * match.pd (A - B > A, A + B < A): New transformations.
16908 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
16910 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
16911 which defaults to true. Emit an outer pair of parentheses only if
16912 EMIT_PARENS. When continuing a chain of && or || (or & or |),
16913 don't emit parentheses for the right-hand operand.
16915 2016-04-27 Jeff Law <law@redhat.com>
16917 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
16919 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16921 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
16922 (altivec_lvx_<mode>_internal): Document.
16923 (altivec_lvx_<mode>_2op): New define_insn.
16924 (altivec_lvx_<mode>_1op): Likewise.
16925 (altivec_lvx_<mode>_2op_si): Likewise.
16926 (altivec_lvx_<mode>_1op_si): Likewise.
16927 (altivec_stvx_<mode>): Remove.
16928 (altivec_stvx_<mode>_internal): Document.
16929 (altivec_stvx_<mode>_2op): New define_insn.
16930 (altivec_stvx_<mode>_1op): Likewise.
16931 (altivec_stvx_<mode>_2op_si): Likewise.
16932 (altivec_stvx_<mode>_1op_si): Likewise.
16933 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16934 Expand vec_ld and vec_st during parsing.
16935 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
16937 (altivec_expand_stvx_be): Likewise.
16938 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
16939 address-masking behavior in RTL.
16940 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
16941 address-masking behavior in RTL.
16942 (altivec_expand_builtin): Change builtin code arguments for calls
16943 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
16944 (insn_is_swappable_p): Avoid incorrect swap optimization in the
16945 presence of lvx/stvx patterns.
16946 (alignment_with_canonical_addr): New function.
16947 (alignment_mask): Likewise.
16948 (find_alignment_op): Likewise.
16949 (recombine_lvx_pattern): Likewise.
16950 (recombine_stvx_pattern): Likewise.
16951 (recombine_lvx_stvx_patterns): Likewise.
16952 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
16953 stvx patterns from expand.
16954 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
16956 (vector_altivec_store_<mode>): Likewise.
16958 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
16960 * config/aarch64/aarch64.md
16961 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
16962 remove the "fp" attributes.
16963 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
16964 add the "simd" attributes.
16965 (*movdf_aarch64): Likewise.
16966 (*movtf_aarch64): Remove the "fp" attributes.
16967 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
16968 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
16970 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16972 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
16973 rtx to rtx_code_label *.
16974 * rtl.h (maybe_set_first_label_num): Likewise.
16976 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16978 * df-core.c (df_add_problem): Make the problem param be const.
16979 (df_remove_problem): Make local "problem" be const.
16980 * df-problems.c (problem_RD): Make const.
16981 (problem_LR): Likewise.
16982 (problem_LIVE): Likewise.
16983 (problem_MIR): Likewise.
16984 (problem_CHAIN): Likewise.
16985 (problem_WORD_LR): Likewise.
16986 (problem_NOTE): Likewise.
16987 (problem_MD): Likewise.
16988 * df-scan.c (problem_SCAN): Likewise.
16989 * df.h (struct df_problem): Make field "dependent_problem" be
16991 (struct dataflow): Likewise for field "problem".
16992 (df_add_problem): Make param const.
16994 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16996 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
16997 inter-unit moves to/from vector registers are enabled. Do not disable
17000 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17002 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17003 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17005 (enum df_problem_id): ...this new enum.
17006 (struct df_problem): Convert field "id" from "int" to
17007 enum df_problem_id.
17009 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17011 * rtl.def: Update comment for "things in the instruction chain" to
17012 reflect the removal of the leading "i" field for INSN_UID in
17013 r210360. Fix bogus apostrophe.
17015 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17017 * config/i386/i386.md
17018 (lea arith with mem operand + setcc peephole2): Set operator mode.
17020 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17023 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17024 (dimode_scalar_to_vector_candidate_p): This.
17025 (timode_scalar_to_vector_candidate_p): New function.
17026 (scalar_to_vector_candidate_p): Likewise.
17027 (timode_check_non_convertible_regs): Likewise.
17028 (timode_remove_non_convertible_regs): Likewise.
17029 (remove_non_convertible_regs): Likewise.
17030 (remove_non_convertible_regs): Renamed to ...
17031 (dimode_remove_non_convertible_regs): This.
17032 (scalar_chain::~scalar_chain): Make it virtual.
17033 (scalar_chain::compute_convert_gain): Make it pure virtual.
17034 (scalar_chain::mark_dual_mode_def): Likewise.
17035 (scalar_chain::convert_insn): Likewise.
17036 (scalar_chain::convert_registers): Likewise.
17037 (scalar_chain::add_to_queue): Make it protected.
17038 (scalar_chain::emit_conversion_insns): Likewise.
17039 (scalar_chain::replace_with_subreg): Likewise.
17040 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17041 (scalar_chain::convert_op): Likewise.
17042 (scalar_chain::convert_reg): Likewise.
17043 (scalar_chain::make_vector_copies): Likewise.
17044 (scalar_chain::convert_registers): New pure virtual function.
17045 (class dimode_scalar_chain): New class.
17046 (class timode_scalar_chain): Likewise.
17047 (scalar_chain::mark_dual_mode_def): Renamed to ...
17048 (dimode_scalar_chain::mark_dual_mode_def): This.
17049 (timode_scalar_chain::mark_dual_mode_def): New function.
17050 (timode_scalar_chain::convert_insn): Likewise.
17051 (dimode_scalar_chain::convert_registers): Likewise.
17052 (scalar_chain::compute_convert_gain): Renamed to ...
17053 (dimode_scalar_chain::compute_convert_gain): This.
17054 (scalar_chain::replace_with_subreg): Renamed to ...
17055 (dimode_scalar_chain::replace_with_subreg): This.
17056 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17057 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17058 (scalar_chain::make_vector_copies): Renamed to ...
17059 (dimode_scalar_chain::make_vector_copies): This.
17060 (scalar_chain::convert_reg): Renamed to ...
17061 (dimode_scalar_chain::convert_reg ): This.
17062 (scalar_chain::convert_op): Renamed to ...
17063 (dimode_scalar_chain::convert_op): This.
17064 (scalar_chain::convert_insn): Renamed to ...
17065 (dimode_scalar_chain::convert_insn): This.
17066 (scalar_chain::convert): Call convert_registers.
17067 (convert_scalars_to_vector): Change to scalar_chain pointer to
17068 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17069 in 32-bit mode. Delete scalar_chain pointer. Call
17070 free_dominance_info in 64-bit mode.
17071 (pass_stv::gate): Remove TARGET_64BIT check.
17072 (ix86_option_override): Put the 64-bit STV pass before the CSE
17075 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17077 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17078 dw_loc_frame_offset field.
17079 * dwarf2out.c (new_loc_descr): Likewise.
17080 (resolve_args_picking_1): Turn the VISITED hash set into a
17081 FRAME_OFFSET hash map. Use it to associate a frame offset to
17082 visited nodes. Remove uses of the CHECKING_P macro.
17083 (resolve_args_picking): Update call to resolve_args_picking_1.
17085 2016-04-27 Martin Liska <mliska@suse.cz>
17087 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17088 (free_loop_data): Release vuses of groups.
17090 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17092 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17093 instead of redundant use_id and boolean have_use_for.
17094 (struct iv_use): Change sub_id into group_id. Remove field next.
17095 Move fields: related_cands, n_map_members, cost_map and selected
17097 (struct iv_group): ... here. New structure.
17098 (struct iv_common_cand): Use structure declaration directly.
17099 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17100 (MAX_CONSIDERED_USES): Rename macro to ...
17101 (MAX_CONSIDERED_GROUPS): ... here.
17102 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17103 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17104 (dump_uses): Rename to ...
17105 (dump_groups): ... here. Update all uses.
17106 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17107 (find_induction_variables): Refactor format of dump information.
17108 (record_sub_use): Delete.
17109 (record_use): Update all uses.
17110 (record_group): New function.
17111 (record_group_use, find_interesting_uses_op): Call above functions.
17113 (find_interesting_uses_cond): Ditto.
17114 (group_compare_offset): New function.
17115 (split_all_small_groups): Rename to ...
17116 (split_small_address_groups_p): ... here. Update all uses.
17117 (split_address_groups): Update all uses.
17118 (find_interesting_uses): Refactor format of dump information.
17119 (add_candidate_1): Update all uses. Remove redundant check on iv,
17121 (add_candidate, record_common_cand): Remove redundant assert.
17122 (add_iv_candidate_for_biv): Update use.
17123 (add_iv_candidate_derived_from_uses): Update all uses.
17124 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17125 (alloc_use_cost_map): Ditto.
17126 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17127 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17128 (determine_use_iv_cost_generic): Ditto.
17129 (determine_group_iv_cost_generic): Ditto.
17130 (determine_use_iv_cost_address): Ditto.
17131 (determine_group_iv_cost_address): Ditto.
17132 (determine_use_iv_cost_condition): Ditto.
17133 (determine_group_iv_cost_cond): Ditto.
17134 (determine_use_iv_cost): Ditto.
17135 (determine_group_iv_cost): Ditto.
17136 (set_autoinc_for_original_candidates): Update all uses.
17137 (find_iv_candidates): Update all uses. Refactor dump information.
17138 (determine_use_iv_costs): Ditto.
17139 (determine_iv_costs): Ditto.
17140 (iv_ca_cand_for_use): Rename to ...
17141 (iv_ca_cand_for_group): ... here. Update all uses.
17142 (iv_ca_add_use, iv_ca_add_group): Ditto.
17143 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17144 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17145 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17146 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17147 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17148 (create_new_iv, adjust_iv_update_pos): Ditto.
17149 (rewrite_use_address): Delete.
17150 (rewrite_use_address_1): Rename to ...
17151 (rewrite_use_address): ... here.
17152 (rewrite_use_compare): Update all uses.
17153 (rewrite_use): Delete.
17154 (rewrite_uses): Rename to ...
17155 (rewrite_groups): ... here. Update all uses.
17156 (remove_unused_ivs, free_loop_data): Update all uses.
17157 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17159 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17161 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17162 for WORD_REGISTER_OPERATIONS to runtime check.
17164 2016-04-27 Richard Biener <rguenther@suse.de>
17167 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17168 aggregate_value_p to determine if a function result is
17169 returned by reference.
17170 (ipa_pta_execute): Functions having their address taken are
17171 not automatically nonlocal.
17173 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17176 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17177 * fold-const.c (operand_equal_p): If flag_checking and
17178 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17179 and if it returns non-zero, assert iterative_hash_expr on both
17182 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17184 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17186 2016-04-27 Nick Clifton <nickc@redhat.com>
17188 PR middle-end/49889
17189 * varasm.c (merge_weak): Generate an error if an attempt is made
17190 to convert a non-weak static function into a weak, public function.
17192 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17194 * params.def (MAX_PARTITION_SIZE): New param.
17195 * doc/invoke.texi: Document lto-max-partition.
17197 2016-04-27 Richard Biener <rguenther@suse.de>
17200 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17201 function cummulating used_from_other_partition, externally_visible
17202 and force_output from aliases.
17203 (refered_from_nonlocal_var): Likewise.
17204 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17205 node flags properly.
17207 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17209 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17210 (-Wmemset-elt-size): New item.
17212 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17215 * stor-layout.h (internal_reference_types): Delete.
17216 * stor-layout.c (reference_types_internal): Likewise.
17217 (internal_reference_types): Likewise.
17218 (layout_type) <REFERENCE_TYPE>: Adjust.
17220 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17223 * tree.h (inchash::add_expr): Add FLAGS argument.
17224 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17225 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17226 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17227 Formatting fix. Adjust recursive calls. For tcc_comparison,
17228 if swap_tree_comparison (code) is smaller than code, hash that
17229 and arguments in the other order. Hash CONVERT_EXPR the same
17230 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17231 of ADDR_EXPR of decl as the decl itself. Add or remove
17232 OEP_ADDRESS_OF from recursive flags as needed. For
17233 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17234 operands commutatively and only the third one normally.
17235 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17237 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17239 * config/rtems.h (LIB_SPEC): Add -latomic.
17241 2016-04-27 Joel Sherrill <joel@rtems.org>
17243 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17244 xilink.ld and flags not relevant to RTEMS.
17246 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17248 * toplev.c (backend_init_target): Avoid calling init_reload when using
17251 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17253 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17254 for loops rather than one for the whole function.
17256 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17258 * match.pd (X + CST CMP X): New transformation.
17260 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17262 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17263 * fold-const.c (fold_binary_loc): Remove 2 transformations
17264 superseded by match.pd.
17265 * match.pd (x+x -> x*2): Generalize to integers.
17267 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17269 * config/i386/i386.md (operation on memory peephole): Duplicate an
17270 existing peephole and adapt it to match lea rather than an operation
17273 PR rtl-optimization/57193
17274 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17276 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17278 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17280 * tree-if-conv.c (any_pred_load_store): New static variable.
17281 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17282 any_pred_load_store instead of and_mask_load_store.
17283 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17284 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17285 (combine_blocks, tree_if_conversion): Ditto.
17287 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17289 PR tree-optimization/70771
17290 PR tree-optimization/70775
17291 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17292 virtual PHI nodes. Delete parameter.
17293 (if_convertible_loop_p_1): Delete argument to above function.
17294 (predicate_all_scalar_phis): Delete code handling single-argument
17296 (tree_if_conversion): Mark and update virtual SSA.
17298 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17301 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17302 (x86_elf_aligned_common): Rename to ...
17303 (x86_elf_aligned_decl_common): ... this.
17304 Add decl arg. Switch to .lbss for largecomm object. Use
17305 LARGECOMM_SECTION_ASM_OP.
17306 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17308 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
17309 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
17311 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
17312 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
17314 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17317 * config/i386/i386.c (SECTION_LARGE): Define.
17318 (x86_64_elf_select_section): Set it for large data/bss sections.
17319 Only clear SECTION_WRITE for .lrodata.
17320 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
17322 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
17323 * varasm.c (default_elf_asm_named_section): Grow flagchars.
17324 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
17326 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
17327 * doc/tm.texi: Regenerate.
17329 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17332 * configure.ac (--enable-checking): Document extra flag, for
17333 non-release builds default to --enable-checking=yes,extra.
17334 If misc checking and extra checking, define CHECKING_P to 2 instead
17336 * common.opt (fchecking=): Add.
17337 * doc/invoke.texi (-fchecking=): Document.
17338 * doc/install.texi: Document --enable-checking changes.
17339 * configure: Regenerated.
17340 * config.in: Regenerated.
17342 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17344 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
17345 attribute instead of which_alternative.
17346 * config/i386/sse.md (*mov<mode>_internal): Ditto.
17347 Use EXT_REX_SSE_REG_P where appropriate.
17349 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/predicates.md (const0_operand): Do not match
17352 const_wide_int code.
17353 (const1_operand): Ditto.
17355 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17357 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
17358 for SSE constm1 operands and TARGET_AVX512VL.
17359 (*movti_internal): Ditto.
17360 (*mov<mode>_or): Use constm1_operand predicate.
17361 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
17362 for SSE vector_all_ones operands and TARGET_AVX512VL.
17363 * config/i386/predicates.md (constm1_operand): New predicate.
17364 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
17365 emission of constant -1 load.
17367 2016-04-25 Jason Merrill <jason@redhat.com>
17369 * gdbinit.in: Skip is-a.h.
17371 * attribs.c (register_scoped_attributes): Fix logic.
17372 * attribs.h: Declare register_scoped_attributes.
17374 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17376 * config/rs6000/rs6000-builtin.def: Correct pasto error for
17377 stxvd2x and stxvw4x built-in functions.
17379 2016-04-25 DJ Delorie <dj@redhat.com>
17381 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
17382 (ashrhi3): Likewise.
17383 (lshrhi3): Likewise.
17385 2016-04-25 Richard Biener <rguenther@suse.de>
17387 PR tree-optimization/70780
17388 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
17389 wasn't visited yet.
17390 (compute_antic): Mark blocks with abnormal preds as visited as
17391 they have a final empty antic-in solution already.
17393 2016-04-25 Michael Collison <michael.collison@linaro.org>
17395 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
17397 2016-04-25 Michael Collison <michael.collison@linaro.org>
17399 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
17400 mode is VQI to improve mixed mode vectorization.
17401 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
17402 define_insn to match low half of signed vaddw.
17403 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
17404 define_insn to match high half of signed vaddw.
17405 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
17406 define_insn to match low half of unsigned vaddw.
17407 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
17408 define_insn to match high half of unsigned vaddw.
17409 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
17410 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17411 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
17413 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17414 * config/arm/predicates.md (vect_par_constant_high): Support
17415 big endian and simplify by calling
17416 arm_simd_check_vect_par_cnst_half
17417 (vect_par_constant_low): Likewise.
17419 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17421 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
17422 predicate for operand 2.
17424 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
17425 H.J. Lu <hongjiu.lu@intel.com>
17427 * config/i386/i386-protos.h (standard_sse_constant_p): Add
17428 machine_mode argument.
17429 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
17430 constm1_rtx operands. For VOIDmode constants, get mode from
17431 pred_mode. Check mode size if the mode is supported by ABI.
17432 (standard_sse_constant_opcode): Do not use standard_constant_p.
17433 Strictly check ABI support for all-ones operands.
17434 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
17435 immediates. Update calls to standard_sse_constant_p.
17436 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
17437 (ix86_rtx_costs): Ditto.
17438 * config/i386/i386.md (*movxi_internal_avx512f): Use
17439 nonimmediate_or_sse_const_operand instead of vector_move_operand.
17440 Use (v,BC) alternative instead of (v,C). Use register_operand
17441 checks instead of MEM_P.
17442 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
17443 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
17444 isa attribute. Use register_operand checks instead of MEM_P.
17445 (*movti_internal): Use nonimmediate_or_sse_const_operand for
17446 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
17447 alternative and corresponding sse2 isa attribute.
17448 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
17449 to standard_sse_constant_p.
17450 (FP constant splitters): Ditto.
17451 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
17453 * config/i386/predicates.md (constm1_operand): Remove.
17454 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
17455 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
17456 vector_all_ones_operand instead of constm1_operand.
17458 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17460 * print-rtl.c (print_rtx_insn_vec): New function.
17461 * print-rtl.h: New prototype.
17462 * store-motion.c (struct st_expr): Make avail_stores a vector.
17463 (st_expr_entry): Adjust.
17464 (free_st_expr_entry): Likewise.
17465 (print_store_motion_mems): Likewise.
17466 (find_moveable_store): Likewise.
17467 (compute_store_table): Likewise.
17468 (delete_store): Likewise.
17469 (build_store_vectors): Likewise.
17471 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17473 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
17475 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17477 * vec.h (vec_safe_contains): New function.
17478 (vec::contains): Likewise.
17479 (vec::begin): Likewise.
17480 (vec::end): Likewise.
17482 2016-04-23 Jakub Jelinek <jakub@redhat.com>
17485 * cfgexpand.c (expand_stack_vars): Fix typo.
17487 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17489 * system.h (list, map, set, vector): Include conditionally.
17490 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
17491 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
17492 * ipa-icf.c (INCLUDE_LIST): Define.
17493 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
17494 * config/sh/sh.c (INCLUDE_VECTOR): Define.
17495 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
17496 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
17497 * cp/logic.cc (INCLUDE_LIST): Define.
17498 * fortran/trans-common.c (INCLUDE_MAP): Define.
17500 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17502 * auto-profile.c: Remove <string.h> include.
17503 * ipa-icf-gimple.c: Remove <list> include.
17504 * diagnostic.c: Remove <new> include.
17505 * genmatch.c: Likewise.
17506 * pretty-print.c: Likewise.
17507 * toplev.c: Likewise
17508 * c/c-objc-common.c: Likewise.
17509 * cp/error.c: Likewise.
17510 * fortran/error.c: Likewise.
17512 2016-04-22 Richard Biener <rguenther@suse.de>
17514 * lto-streamer-in.c (input_ssa_names): Do not allocate
17515 GIMPLE_NOP for all SSA names.
17516 * lto-streamer-out.c (output_ssa_names): Do not output
17517 SSA names that should have been released.
17519 2016-04-22 Richard Biener <rguenther@suse.de>
17521 PR tree-optimization/70740
17522 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17525 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17528 * config/i386/predicates.md (call_insn_operand): Replace
17529 sibcall_memory_operand with memory_operand.
17531 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17533 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17534 has_single_use() tests.
17535 (register_edge_assert_for_1): Likewise.
17536 (find_assert_locations_1): Check the liveness bitmap instead of
17537 checking has_single_use().
17539 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17542 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17543 Extract AVX-512BW constraint from AVX.
17545 2016-04-21 Richard Biener <rguenther@suse.de>
17547 PR tree-optimization/70725
17548 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17549 for phi_convertible_by_degenerating_args.
17550 (predicate_all_scalar_phis): Handle single-argument PHIs.
17552 2016-04-21 Richard Biener <rguenther@suse.de>
17554 PR middle-end/70747
17555 * fold-const.c (fold_comparison): Return properly typed
17558 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17560 PR tree-optimization/70715
17561 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17562 after expanding BASE using expand_simple_operations.
17564 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17566 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17567 New transformations.
17569 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17571 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17573 2016-04-20 Jan Hubicka <jh@suse.cz>
17575 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17576 ultiimate_alias_target.
17577 (update_callee_keys): Likewise.
17578 (lookup_recursive_calls): Likewise.
17579 (speculation_useful_p): Likewise.
17581 2016-04-20 Jan Hubicka <jh@suse.cz>
17584 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17585 (set_nothrow_flag_1): ... this; handle interposition correctly;
17586 recurse on aliases and thunks.
17587 (cgraph_node::set_nothrow_flag): New.
17588 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17589 functions compiled with non-call exceptions that binds to current
17591 (propagate_nothrow): Be safe WRT interposition.
17592 * cgraph.h (set_nothrow_flag): Update prototype.
17594 2016-04-18 Jan Hubicka <jh@suse.cz>
17596 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17597 max_loop_iterations_int.
17598 (tree_unswitch_outer_loop): Likewise.
17600 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17602 PR tree-optimization/69489
17603 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17604 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17605 Revise dump message.
17606 (if_convertible_bb_p): Remove check on edge count of basic block's
17609 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17611 PR tree-optimization/56625
17612 PR tree-optimization/69489
17613 * tree-data-ref.h (DR_INNERMOST): New macro.
17614 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17615 hashing struct innermost_loop_behavior.
17616 (ref_DR_map): Remove.
17617 (innermost_DR_map): New map.
17618 (baseref_DR_map): Revise comment.
17619 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17620 to innermost_DR_map accroding to its innermost loop behavior.
17621 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17622 to its innermost loop behavior.
17623 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17624 Add initialization for innermost_DR_map. Record memory reference
17625 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17626 have innermost loop behavior.
17627 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17630 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17632 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17633 *lea_general_1. Use explicit SWI12 mode interator.
17634 (*lea<mode>_general_2): Rename from *lea_general_2.
17635 Use explicit SWI12 mode interator.
17636 (*lea<mode>_general_3): Rename from *lea_general_3.
17637 Use explicit SWI12 mode interator.
17638 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17639 Use explicit SWI12 mode interator.
17640 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17641 Use explicit SWI48 mode interator.
17643 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17645 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17646 Short-cut unaligned load and store cases. Handle all integer
17648 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17649 and store cases. Call ix86_avx256_split_vector_move_misalign
17650 directly without checking mode class.
17652 2016-04-20 Andrew Pinski <apinski@cavium.com>
17653 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17656 * config/aarch64/aarch64.md (sibcall): Force call
17657 address to be DImode for ILP32.
17658 (sibcall_value): Likewise.
17660 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17662 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17664 2016-04-20 Richard Biener <rguenther@suse.de>
17666 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17667 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17668 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17669 (maybe_push_res_to_seq): Adjust.
17670 * gimple-fold.c (maybe_build_generic_op): Likewise.
17672 2016-04-20 Marek Polacek <polacek@redhat.com>
17674 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17677 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17679 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17680 use kmovw to support AVX512F target.
17682 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17684 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17686 2016-04-20 Marek Polacek <polacek@redhat.com>
17688 PR tree-optimization/70725
17689 * tree-if-conv.c (is_false_predicate): New function.
17690 (predicate_mem_writes): Use it.
17692 2016-04-20 Richard Biener <rguenther@suse.de>
17694 PR tree-optimization/70726
17695 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17696 shift amounts from a pattern stmt operand.
17698 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17701 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17702 stack_restore_from_fpr pattern when restoring r15.
17703 (s390_optimize_prologue): Strip away the memory barrier in the
17704 parallel when trying to get rid of restore insns.
17705 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17706 definition for loading the stack pointer from an FPR. Compared to
17707 the normal move insn this pattern includes a full memory barrier.
17709 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17711 PR middle-end/70680
17712 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17713 implicitly linear or lastprivate iterator on the outer context.
17715 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17717 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17719 * config/i386/i386.md (ssememalign): Removed.
17720 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17722 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17725 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17726 const short * to __builtin_ia32_loaddquhi512_mask.
17727 (_mm512_maskz_loadu_epi16): Likewise.
17728 (_mm512_mask_storeu_epi16): Pass short * to
17729 __builtin_ia32_storedquhi512_mask.
17730 (_mm512_mask_loadu_epi8): Pass const char * to
17731 __builtin_ia32_loaddquqi512_mask.
17732 (_mm512_maskz_loadu_epi8): Likewise.
17733 (_mm512_mask_storeu_epi8): Pass char * to
17734 __builtin_ia32_storedquqi512_mask.
17735 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17736 const double * to __builtin_ia32_loadupd512_mask.
17737 (_mm512_mask_loadu_pd): Likewise.
17738 (_mm512_maskz_loadu_pd): Likewise.
17739 (_mm512_storeu_pd): Pass double * to
17740 __builtin_ia32_storeupd512_mask.
17741 (_mm512_mask_storeu_pd): Likewise.
17742 (_mm512_loadu_ps): Pass const float * to
17743 __builtin_ia32_loadups512_mask.
17744 (_mm512_mask_loadu_ps): Likewise.
17745 (_mm512_maskz_loadu_ps): Likewise.
17746 (_mm512_storeu_ps): Pass float * to
17747 __builtin_ia32_storeups512_mask.
17748 (_mm512_mask_storeu_ps): Likewise.
17749 (_mm512_mask_loadu_epi64): Pass const long long * to
17750 __builtin_ia32_loaddqudi512_mask.
17751 (_mm512_maskz_loadu_epi64): Likewise.
17752 (_mm512_mask_storeu_epi64): Pass long long *
17753 to __builtin_ia32_storedqudi512_mask.
17754 (_mm512_loadu_si512): Pass const int * to
17755 __builtin_ia32_loaddqusi512_mask.
17756 (_mm512_mask_loadu_epi32): Likewise.
17757 (_mm512_maskz_loadu_epi32): Likewise.
17758 (_mm512_storeu_si512): Pass int * to
17759 __builtin_ia32_storedqusi512_mask.
17760 (_mm512_mask_storeu_epi32): Likewise.
17761 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17762 char * to __builtin_ia32_storedquqi256_mask.
17763 (_mm_mask_storeu_epi8): Likewise.
17764 (_mm256_mask_loadu_epi16): Pass const short * to
17765 __builtin_ia32_loaddquhi256_mask.
17766 (_mm256_maskz_loadu_epi16): Likewise.
17767 (_mm_mask_loadu_epi16): Pass const short * to
17768 __builtin_ia32_loaddquhi128_mask.
17769 (_mm_maskz_loadu_epi16): Likewise.
17770 (_mm256_mask_loadu_epi8): Pass const char * to
17771 __builtin_ia32_loaddquqi256_mask.
17772 (_mm256_maskz_loadu_epi8): Likewise.
17773 (_mm_mask_loadu_epi8): Pass const char * to
17774 __builtin_ia32_loaddquqi128_mask.
17775 (_mm_maskz_loadu_epi8): Likewise.
17776 (_mm256_mask_storeu_epi16): Pass short * to.
17777 __builtin_ia32_storedquhi256_mask.
17778 (_mm_mask_storeu_epi16): Pass short * to.
17779 __builtin_ia32_storedquhi128_mask.
17780 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17781 const double * to __builtin_ia32_loadupd256_mask.
17782 (_mm256_maskz_loadu_pd): Likewise.
17783 (_mm_mask_loadu_pd): Pass onst double * to
17784 __builtin_ia32_loadupd128_mask.
17785 (_mm_maskz_loadu_pd): Likewise.
17786 (_mm256_mask_storeu_pd): Pass double * to
17787 __builtin_ia32_storeupd256_mask.
17788 (_mm_mask_storeu_pd): Pass double * to
17789 __builtin_ia32_storeupd128_mask.
17790 (_mm256_mask_loadu_ps): Pass const float * to
17791 __builtin_ia32_loadups256_mask.
17792 (_mm256_maskz_loadu_ps): Likewise.
17793 (_mm_mask_loadu_ps): Pass const float * to
17794 __builtin_ia32_loadups128_mask.
17795 (_mm_maskz_loadu_ps): Likewise.
17796 (_mm256_mask_storeu_ps): Pass float * to
17797 __builtin_ia32_storeups256_mask.
17798 (_mm_mask_storeu_ps): ass float * to
17799 __builtin_ia32_storeups128_mask.
17800 (_mm256_mask_loadu_epi64): Pass const long long * to
17801 __builtin_ia32_loaddqudi256_mask.
17802 (_mm256_maskz_loadu_epi64): Likewise.
17803 (_mm_mask_loadu_epi64): Pass const long long * to
17804 __builtin_ia32_loaddqudi128_mask.
17805 (_mm_maskz_loadu_epi64): Likewise.
17806 (_mm256_mask_storeu_epi64): Pass long long * to
17807 __builtin_ia32_storedqudi256_mask.
17808 (_mm_mask_storeu_epi64): Pass long long * to
17809 __builtin_ia32_storedqudi128_mask.
17810 (_mm256_mask_loadu_epi32): Pass const int * to
17811 __builtin_ia32_loaddqusi256_mask.
17812 (_mm256_maskz_loadu_epi32): Likewise.
17813 (_mm_mask_loadu_epi32): Pass const int * to
17814 __builtin_ia32_loaddqusi128_mask.
17815 (_mm_maskz_loadu_epi32): Likewise.
17816 (_mm256_mask_storeu_epi32): Pass int * to
17817 __builtin_ia32_storedqusi256_mask.
17818 (_mm_mask_storeu_epi32): Pass int * to
17819 __builtin_ia32_storedqusi128_mask.
17820 * config/i386/i386-builtin-types.def (PCSHORT): New.
17821 (PINT64): Likewise.
17822 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17823 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17824 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17825 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17826 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17827 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17828 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17829 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17830 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17831 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17832 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17833 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17834 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17835 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17836 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17837 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17838 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17839 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17840 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17841 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17842 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17843 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17844 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17845 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17846 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17847 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17848 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17849 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17850 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17851 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17852 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17853 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17854 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17855 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17856 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17857 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17858 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17859 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17860 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17861 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17862 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17863 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17864 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17865 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17866 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17867 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17868 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17869 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17870 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17872 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
17873 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
17875 (ix86_expand_vector_move_misalign): Likewise.
17876 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
17877 to scalar function prototype for unaligned load/store builtins.
17878 (ix86_expand_special_args_builtin): Updated.
17879 * config/i386/sse.md (UNSPEC_LOADU): Removed.
17880 (UNSPEC_STOREU): Likewise.
17881 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
17882 (VI_ULOADSTORE_F_AVX512VL): Likewise.
17883 (ssescalarsize): Handle V4TI, V2TI and V1TI.
17884 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17885 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17886 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
17887 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
17888 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
17889 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
17890 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
17891 (<avx512>_storedqu<mode>_mask): Likewise.
17892 (*sse4_2_pcmpestr_unaligned): Likewise.
17893 (*sse4_2_pcmpistr_unaligned): Likewise.
17894 (*mov<mode>_internal): Renamed to ...
17895 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
17896 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
17897 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
17898 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
17900 2016-04-19 Richard Biener <rguenther@suse.de>
17902 PR tree-optimization/70171
17903 * tree-ssa-phiprop.c: Include stor-layout.h.
17904 (phiprop_insert_phi): Handle the aggregate copy case.
17905 (propagate_with_phi): Likewise.
17907 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
17909 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
17910 instead of simplify_gen_subreg (... , 0).
17911 (ix86_delegitimize_address): Ditto.
17912 (ix86_split_divmod): Ditto.
17913 (ix86_split_copysign_const): Ditto.
17914 (ix86_split_copysign_var): Ditto.
17915 (ix86_expand_args_builtin): Ditto.
17916 (ix86_expand_round_builtin): Ditto.
17917 (ix86_expand_special_args_builtin): Ditto.
17918 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
17919 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
17920 (udivmodqi4): Ditto.
17921 (absneg splitters): Ditto.
17922 (*jcc_bt<mode>_1): Ditto.
17924 2016-04-19 Richard Biener <rguenther@suse.de>
17926 PR tree-optimization/70724
17927 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
17928 restoring out from ...
17929 (free_scc_vn): ... here.
17930 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
17931 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
17933 (pass_fre::execute): Restore SSA info.
17935 2016-04-19 Richard Biener <rguenther@suse.de>
17937 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
17938 * gimple-walk.c (walk_gimple_op): Initialize it.
17939 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
17940 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
17941 remapping SSA names of defs.
17942 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
17945 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
17947 PR middle-end/70689
17948 * lra-constraints.c (equiv_substition_p): New.
17949 (process_alt_operands): Use it.
17950 (swap_operands): Swap it.
17951 (curr_insn_transform): Update it.
17953 2016-04-18 Michael Matz <matz@suse.de>
17955 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
17956 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
17957 * tree-core.h (tree_type_common.align): Use bit-field.
17958 (tree_type_common.spare): New.
17959 (tree_decl_common.off_align): Make smaller.
17960 (tree_decl_common.align): Use bit-field.
17962 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
17963 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
17964 (scan_sharing_clauses): Ditto.
17965 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17966 (omp_finish_file): Ditto.
17967 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17968 (layout_decl): Ditto.
17969 (relayout_decl): Ditto.
17970 (finalize_record_size): Use SET_TYPE_ALIGN.
17971 (finalize_type_size): Ditto.
17972 (finish_builtin_struct): Ditto.
17973 (layout_type): Ditto.
17974 (initialize_sizetypes): Ditto.
17975 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
17976 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
17977 (lookup_field_for_decl): Use SET_DECL_ALIGN.
17978 (get_chain_field): Ditto.
17979 (get_trampoline_type): Ditto.
17980 (get_nl_goto_field): Ditto.
17981 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17983 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
17984 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
17985 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17986 (build_qualified_type): Use SET_TYPE_ALIGN.
17987 (build_aligned_type, build_range_type_1): Ditto.
17988 (build_atomic_base): Ditto.
17989 (build_common_tree_nodes): Ditto.
17990 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
17991 (expand_one_stack_var_at): Ditto.
17992 * coverage.c (build_var): Use SET_DECL_ALIGN.
17993 * except.c (init_eh): Ditto.
17994 * function.c (assign_parm_setup_block): Ditto.
17995 * symtab.c (increase_alignment_1): Ditto.
17996 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
17997 * tree-vect-stmts.c (ensure_base_align): Ditto.
17998 * varasm.c (align_variable): Ditto.
17999 (assemble_variable): Ditto.
18000 (build_constant_desc): Ditto.
18001 (output_constant_def_contents): Ditto.
18003 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18004 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18005 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18006 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18007 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18009 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18012 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18013 replace %vmovsd with "%vmovq".
18014 (vec_concatv2df): Likewise.
18016 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18018 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18019 (*vec_extractv2si_0): Ditto.
18020 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18021 (zero_extended_scalar_load_operand splitters): Ditto.
18022 (vec_extract splitters): Ditto.
18023 (*vec_extractv4si_0_zext): Ditto.
18024 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18025 and lowpart_subreg.
18026 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18027 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18028 (*sse4_1_extractps): Use lowpart_subreg.
18029 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18031 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18033 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18035 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18036 Mention Solaris 11 packaging changes.
18037 Update gas and gld requirements.
18038 Remove reference to pre-Solaris 10 bug.
18039 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18041 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18044 2016-04-17 Jan Hubicka <jh@suse.cz>
18046 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18047 max_loop_iterations_int.
18049 2016-04-18 Richard Biener <rguenther@suse.de>
18051 PR tree-optimization/43434
18052 * tree-ssa-structalias.c (struct vls_data): New.
18053 (visit_loadstore): Handle all pointer-based accesses.
18054 (compute_dependence_clique): Compute a bitmap of restrict tags
18055 assigned bases and pass it to visit_loadstore.
18057 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18060 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18061 armv8.1-a and armv8.1-a+crc.
18063 2016-04-18 Richard Biener <rguenther@suse.de>
18065 PR tree-optimization/70701
18066 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18067 references after translating through a memcpy.
18069 2016-04-18 Richard Biener <rguenther@suse.de>
18071 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18072 (compute_antic): ... here. For partial antic use regular
18073 postorder and scrap iteration.
18074 (compute_partial_antic_aux): Remove unused return value.
18075 (init_pre): Do not allocate postorder.
18076 (fini_pre): Do not free postorder.
18078 2016-04-18 Richard Biener <rguenther@suse.de>
18080 PR middle-end/37870
18081 * expmed.c (extract_bit_field_1): Remove broken case
18082 using a wider MODE_INT mode.
18084 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18086 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18087 unless compiling with at least GCC-4.8.
18089 2016-04-17 Jan Hubicka <jh@suse.cz>
18092 * graphite.c (graphite_finalize): Update call to
18093 tree_estimate_probability.
18094 * predict.h (tree_estimate_probability): Update prototype.
18096 2016-04-17 Jan Hubicka <jh@suse.cz>
18098 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18099 (tree_estimate_probability): Likewise.
18100 (pass_profile::execute): Update.
18101 (report_predictor_hitrates): New function.
18102 * profile.c (compute_branch_probabilities): Use it.
18103 * predict.h (report_predictor_hitrates): Declare.
18105 2016-04-17 Jan Hubicka <jh@suse.cz>
18108 * cgraph.h (cgraph_node::set_const_flag,
18109 cgraph_node::set_pure_flag): Update prototype to return bool;
18111 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18112 of interposable symbol are interposable, too.
18113 (cgraph_set_const_flag_1): Rename to ...
18114 (set_const_flag_1): ... this one; change to self recursive function
18115 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18116 clearnig the flag in all variants and also virtual thunks of const
18117 functions are pure; track if any change was done.
18118 (cgraph_node::set_const_flag): Update.
18119 (struct set_pure_flag_info): New struct.
18120 (cgraph_set_pure_flag_1): Rename to ...
18121 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18122 rather than pointer encoded flags; track if any changes was done;
18123 handle correctly clearning flag and setting flag of aliases already
18125 (cgraph_node::set_pure_flag): Update.
18126 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18128 2016-04-17 Tom de Vries <tom@codesourcery.com>
18131 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18132 backslash in label.
18134 2016-04-17 Tom de Vries <tom@codesourcery.com>
18136 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18137 '{}<> ' as escape-for-record.
18139 2016-04-17 Tom de Vries <tom@codesourcery.com>
18141 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18144 2016-04-17 Tom de Vries <tom@codesourcery.com>
18147 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18148 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18149 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18150 * passes.c (finish_optimization_passes): Only call
18151 finish_graph_dump_file if dfi->graph_dump_initialized.
18152 (execute_function_dump, pass_init_dump_file): Use
18153 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18155 2016-04-17 Tom de Vries <tom@codesourcery.com>
18157 PR tree-optimization/70256
18158 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18159 (debug_varmap): New function.
18161 2016-04-17 Tom de Vries <tom@codesourcery.com>
18164 * passes.c (pass_manager::register_pass): Propagate pflags.
18166 2016-04-17 Tom de Vries <tom@codesourcery.com>
18169 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18170 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18171 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18172 check if it's equal to p_start.
18173 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18175 2016-04-15 Jan Hubicka <jh@suse.cz>
18178 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18179 function does not bind to current def.
18180 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18181 handle conservatively calls to functions that does not need to bind
18183 (check_call): Update call of worse_state.
18184 (ignore_edge_for_nothrow): Update.
18185 (ignore_edge_for_pure_const): Likewise.
18186 (propagate_pure_const): Update calls to worse_state.
18187 (skip_function_for_local_pure_const): Reformat comments.
18189 2016-04-15 Jan Hubicka <jh@suse.cz>
18192 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18193 (cgraph_node::function_symbol): Likewise.
18194 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18195 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18196 (symtab_node::ultimate_alias_target): Add REF parameter.
18197 (symtab_node::binds_to_current_def_p): Declare.
18198 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18199 (cgraph_node::function_symbol): Likewise.
18200 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18201 (cgraph_node::get_availability): Likewise.
18202 (cgraph_edge::binds_to_current_def_p): New inline function.
18203 (varpool_node::get_availability): Add REF parameter.
18204 (varpool_node::ultimate_alias_target): Likewise.
18205 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18206 (symtab_node::binds_to_current_def_p): Likewise.
18207 * varpool.c (varpool_node::get_availability): Likewise.
18209 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18212 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18213 Fix mode size check.
18215 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18217 * BASE-VER: Set to 7.0.0.
18219 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18221 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18223 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18225 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18226 architecture revisions.
18228 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18230 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18231 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18232 * config/i386/i386.md (stack decrement to push peepholes): Guard
18233 with !x86_using_red_zone ().
18235 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18238 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18239 to dump_generic_node.
18240 (NIY): Pass also flags to do_niy.
18242 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18244 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18245 (simd_clone_vector_of_formal_parm_types)
18246 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18247 (simd_clone_mangle, simd_clone_create)
18248 (simd_clone_adjust_return_type, create_tmp_simd_array)
18249 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18250 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18251 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18252 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18253 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18254 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18255 * omp-simd-clone.c: ... this new file.
18256 (simd_clone_vector_of_formal_parm_types): Make it static.
18257 * Makefile.in (OBJS): Add omp-simd-clone.o.
18259 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18262 * config/i386/sse.md: Use proper memory operand modifiers.
18265 2016-04-15 Richard Biener <rguenther@suse.de>
18266 Alan Modra <amodra@gmail.com>
18268 PR tree-optimization/70130
18269 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18270 when alignment stays not the same and no not use the realign
18273 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18276 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18277 direct move handlers for KFmode. Change TFmode handlers test from
18278 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18280 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18283 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18284 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18285 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18286 * tree-ssa-live.c (remove_unused_scope_block_p): When
18287 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18288 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18289 block_ultimate_origin is FUNCTION_DECL.
18290 (remove_unused_locals): If current_function_decl is
18291 polymorphic_ctor_dtor_p, pass initial true to
18292 remove_unused_scope_block_p' is_ctor_dtor_block.
18294 2016-04-14 Martin Sebor <msebor@redhat.com>
18299 * doc/extend.texi (Variable Length): Revert.
18301 2016-04-14 Marek Polacek <polacek@redhat.com>
18302 Jan Hubicka <hubicka@ucw.cz>
18305 * tree.c (verify_type): Disable the canonical type of main variant
18308 2016-04-14 Jason Merrill <jason@redhat.com>
18310 * cfgexpand.c, expr.c: Revert previous change.
18312 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
18314 PR middle-end/70643
18315 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
18316 when building a mem ref for the incoming reduction variable.
18318 2016-04-14 Richard Biener <rguenther@suse.de>
18320 PR tree-optimization/70614
18321 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
18322 loop if the evolution dropped to chrec_dont_know.
18323 (interpret_condition_phi): Likewise.
18325 2016-04-14 Richard Biener <rguenther@suse.de>
18327 PR tree-optimization/70623
18328 * tree-ssa-pre.c (changed_blocks): Make global ...
18329 (compute_antic): ... local here. Move and fix worklist
18330 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
18331 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
18332 worklist handling, dump when ANTIC_IN changed.
18333 (compute_partial_antic_aux): Remove worklist handling.
18334 (init_pre): Do not compute post dominators. Add a comment about
18335 the CFG order chosen.
18336 (fini_pre): Do not free post dominators.
18338 2016-04-13 Martin Sebor <msebor@redhat.com>
18343 * doc/extend.texi (Variable Length): Document C++ specifics.
18345 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18348 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
18349 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
18350 eh edges have been purged.
18353 * tree-sra.c (create_access_replacement,
18354 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
18356 * tree-pretty-print.c (dump_fancy_name): New function.
18357 (dump_decl_name, dump_generic_node): Use it.
18359 2016-04-13 Jason Merrill <jason@redhat.com>
18361 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
18362 * expr.c (expand_expr_real_1): Likewise.
18364 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
18366 * config/i386/i386.md (kunpckhi): Swap operands.
18367 (kunpcksi): Likewise.
18368 (kunpckdi): Likewise.
18369 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
18370 (vec_pack_trunc_<mode>): Likewise.
18372 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18375 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
18377 PR middle-end/70633
18378 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
18379 gimplification turns some element into non-constant.
18382 * rtl.h (convert_memory_address_addr_space_1): New prototype.
18383 * explow.c (convert_memory_address_addr_space_1): No longer static,
18384 add NO_EMIT argument and don't call convert_modes if true, pass
18385 it down recursively, remove break after return.
18386 (convert_memory_address_addr_space): Adjust caller.
18387 * simplify-rtx.c (simplify_unary_operation_1): Call
18388 convert_memory_address_addr_space_1 instead of convert_memory_address,
18389 if it returns NULL, don't simplify.
18391 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
18394 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
18396 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18398 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18399 Bump the upper SIMDLEN limits, so that if the return type or
18400 characteristic type if the return type is void can be passed in
18401 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
18404 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18407 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
18408 Do not use "=" constraint on an input constraint.
18409 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
18410 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
18411 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
18412 generates (neg (abs ...)) instead of (abs ...).
18414 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18416 PR rtl-optimization/70596
18417 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
18418 just invalidate LRA data and reset them. Adjust dump wording.
18420 2016-04-12 Martin Liska <mliska@suse.cz>
18423 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18425 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18427 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18428 max_loop_iterations_int.
18429 (tree_unswitch_outer_loop): Likewise.
18430 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18431 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18433 2016-04-12 Tom de Vries <tom@codesourcery.com>
18435 PR tree-optimization/68756
18436 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
18437 instead of new_name.
18439 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18441 PR tree-optimization/70602
18442 * tree-sra.c (generate_subtree_copies): Don't write anything into
18443 constant pool decls.
18445 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
18446 regardless whether there are depend clauses or not.
18448 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18451 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
18452 target attribute and pragma from changing the -mfloat128
18453 and -mfloat128-hardware options.
18455 * doc/extend.texi (Additional Floating Types): Document PowerPC
18456 __float128 restrictions.
18458 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18461 * config/aarch64/driver-aarch64.c
18462 (aarch64_get_extension_string_for_isa_flags): New.
18463 (arch_extension): Rename to...
18464 (aarch64_arch_extension): ...This.
18465 (ext_to_feat_string): Rename to...
18466 (aarch64_extensions): ...This.
18467 (aarch64_core_data): Keep track of architecture extension flags.
18468 (cpu_data): Rename to...
18469 (aarch64_cpu_data): ...This.
18470 (aarch64_arch_driver_info): Keep track of architecture extension
18472 (get_arch_name_from_id): Rename to...
18473 (get_arch_from_id): ...This, change return type.
18474 (host_detect_local_cpu): Update and reformat for renames, handle
18475 extensions through common infrastructure.
18477 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18480 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
18481 track of a canonical flag name.
18482 (all_extensions): Likewise.
18483 (arch_to_arch_name): Also track extension flags enabled by the arch.
18484 (all_architectures): Likewise.
18485 (aarch64_parse_extension): Move to here.
18486 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
18488 (aarch64_rewrite_selected_cpu): Update for above change.
18489 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
18490 are handled, such that the single explicit value enabled by an
18491 extension is kept seperate from the implicit values it also enables.
18492 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
18494 (aarch64_parse_extension): New.
18495 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
18496 here to config/aarch64/aarch64-protos.h.
18497 (aarch64_parse_extension): Move from here to
18498 common/config/aarch64/aarch64-common.c.
18499 (aarch64_option_print): Update.
18500 (aarch64_declare_function_name): Likewise.
18501 (aarch64_start_file): Likewise.
18502 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
18503 the canonical flag for extensions.
18504 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18507 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18509 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18512 2016-04-09 Tom de Vries <tom@codesourcery.com>
18514 PR tree-optimization/68953
18515 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18516 first to last subscript.
18518 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18520 PR tree-optimization/70586
18521 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18524 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18528 PR tree-optimization/70373
18529 PR middle-end/70533
18530 PR middle-end/70534
18531 PR middle-end/70535
18532 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18533 clauses for acc parallel reductions as necessary. Error on those
18535 * omp-low.c (scan_sharing_clauses): Don't install variables which
18536 are used in acc parallel reductions.
18537 (lower_rec_input_clauses): Remove dead code.
18538 (lower_oacc_reductions): Add support for reference reductions.
18539 (lower_reduction_clauses): Remove dead code.
18540 (lower_omp_target): Don't remap variables appearing in acc parallel
18542 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18544 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18546 PR middle-end/70593
18547 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18548 with multiple SSA_NAME defs, force the outputs other than first
18549 to be live before calling live_track_process_def on each output.
18551 PR rtl-optimization/70574
18552 * fwprop.c (forward_propagate_and_simplify): Don't add
18553 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18554 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18555 paradoxical subregs within *loc.
18557 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18559 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18560 -ftree-parallelize-loops={0,1}.
18561 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18562 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18563 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18564 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18565 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18567 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18570 * asan.c (instrument_derefs): If we get unknown location, extract it
18571 with EXPR_LOCATION.
18572 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18574 2016-04-08 Tom de Vries <tom@codesourcery.com>
18576 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18577 implicit firstprivate clause.
18579 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18582 * config/arm/thumb2.md (tst + branch-> lsls + branch
18583 peephole below *orsi_not_shiftsi_si): Require that condition
18584 register is dead after the peephole.
18585 (second peephole after the above): Likewise.
18587 2016-04-08 Alan Modra <amodra@gmail.com>
18590 * builtins.c (fold_builtin_classify): For IBM extended precision,
18591 look at just the high-order double to test for NaN.
18592 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18593 test just the high double for Inf but both doubles for subnormal
18596 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18598 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18599 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18600 node->simdclone->mask_mode != VOIDmode masks.
18601 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18602 earlier, use it instead of node->simdclone.
18603 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18604 Set clonei->mask_mode.
18606 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18609 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18610 Pass it through to cp_parser_already_scoped_statement.
18611 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18612 it through to cp_parser_statement.
18613 (cp_parser_statement): Pass IF_P through to
18614 cp_parser_iteration_statement.
18615 (cp_parser_pragma): Adjust call to
18616 cp_parser_iteration_statement.
18618 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18621 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18622 resolve a future -Wparentheses warning.
18623 * omp-low.c (scan_sharing_clauses): Likewise.
18624 * tree-parloops.c (eliminate_local_variables): Likewise.
18626 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18628 PR rtl-optimization/70398
18629 * lra-constraints.c (process_address_1): Check zero scale and code
18630 for reloading with zero scale.
18632 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18634 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18635 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18637 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18639 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18640 Add support for AVX512F clones, include them by default for
18641 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18642 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18645 PR middle-end/70550
18646 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18647 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18648 firstprivate clauses.
18649 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18650 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18651 (lower_omp_target): Set TREE_NO_WARNING for
18652 non-addressable possibly uninitialized vars which are copied into
18653 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18655 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18657 * config/pa/predicates.md (integer_store_memory_operand): Accept
18658 REG+D operands with a large offset when reload_in_progress is true.
18659 (floating_point_store_memory_operand): Likewise.
18661 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18664 * match.pd (nested int casts): Limit to GIMPLE.
18666 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18669 * ipa-devirt.c (maybe_record_node): Fix comment; use
18670 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18672 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18674 PR rtl-optimization/70542
18675 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18676 if there are any uses other than insn or debug insns.
18678 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18679 Jakub Jelinek <jakub@redhat.com>
18681 PR tree-optimization/70509
18682 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18683 Shift HOST_WIDE_INT_1U instead of 1.
18685 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18687 PR tree-optimization/70509
18688 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18689 of the vector base type for index.
18691 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18694 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18696 2016-04-05 Richard Biener <rguenther@suse.de>
18698 PR tree-optimization/70526
18699 * tree-sra.c (build_ref_for_offset): Use prev_base to
18700 extract the alias pointer type.
18702 2016-04-05 Richard Biener <rguenther@suse.de>
18704 * dse.c (struct store_info): Remove alias_set member.
18705 (struct read_info_type): Likewise.
18706 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18707 spill_deleted, clear_alias_set_lookup): Remove.
18708 (get_group_info): Remove dead base == NULL_RTX case.
18709 (dse_step0): Remove initialization of removed variables.
18710 (delete_dead_store_insn): Reomve alias set dumping.
18711 (free_read_records): Remove alias_set handling.
18712 (canon_address): Remove alias_set_out parameter.
18713 (record_store): Remove spill_alias_set, it's always zero.
18714 (check_mem_read_rtx): Likewise.
18715 (dse_step2): Rename from ...
18716 (dse_step2_nospill): ... this. Adjust.
18717 (scan_stores): Rename from ...
18718 (scan_stores_nospill): ... this.
18719 (scan_reads): Rename from ...
18720 (scan_reads_nospill): ... this.
18721 (scan_stores_spill, scan_reads_spill): Remove.
18722 (dse_step3_scan): Remove for_spills argument which is always false.
18723 (dse_step3): Likewise.
18724 (dse_step5): Rename from ...
18725 (dse_step5_nospill): ... this. Remove alias_set handling.
18726 (rest_of_handle_dse): Adjust.
18728 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18731 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18732 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18733 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18734 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18736 2016-04-05 Richard Biener <rguenther@suse.de>
18738 PR middle-end/70499
18739 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18740 non-register type temporaries into SSA.
18742 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18745 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18746 calls when sanitizing.
18747 (possible_polymorphic_call_target_p): Fix formatting.
18749 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18750 Jakub Jelinek <jakub@redhat.com>
18752 PR middle-end/70457
18753 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18754 to ensure a call statement is compatible with a built-in's
18756 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18759 2016-04-04 Richard Biener <rguenther@suse.de>
18761 PR rtl-optimization/70484
18762 * rtl.h (canon_output_dependence): Declare.
18763 * alias.c (canon_output_dependence): New function.
18764 * dse.c (record_store): Use canon_output_dependence rather
18765 than canon_true_dependence.
18767 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18770 * cgraph.h (symtab_node::copy_visibility_from): New function.
18771 * symtab.c (symtab_node::copy_visibility_from): New function.
18772 * ipa-visibility.c (optimize_weakref): New function.
18773 (function_and_variable_visibility): Use it.
18775 2016-04-04 Martin Liska <mliska@suse.cz>
18778 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18779 value that is really in range handled by SBR instruction.
18780 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18781 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18782 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18784 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18788 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18789 set, but not for SP_REG operands.
18791 2016-04-02 Martin Sebor <msebor@redhat.com>
18794 * fold-const.c (maybe_nonzero_address): New function.
18795 (fold_comparison): Call it. Fold equality and relational
18796 expressions involving null pointers.
18797 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18799 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18801 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18802 the "Y" constraint (scalar FP 0.0 immediate).
18804 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18805 Add the "const_double" to the list of operand constraints.
18807 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18809 PR rtl-optimization/70467
18810 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18811 If low word of the last operand is 0, just emit addition/subtraction
18814 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18817 * config/s390/s390.c (s390_expand_insv): Check for everything
18818 constant instead of just VOIDmode stuff.
18820 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18823 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18825 2016-04-01 Nathan Sidwell <nathan@acm.org>
18827 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18829 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18831 PR rtl-optimization/70461
18832 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18835 2016-03-31 Martin Liska <mliska@suse.cz>
18838 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18839 a tree value or an immediate integer value to a buffer
18840 that is eventually copied to a BRIG section.
18841 (emit_immediate_operand): Call the function here.
18842 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18843 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18844 of class' fields that are removed.
18845 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18846 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18847 m_brig_repr_size fields.
18849 2016-03-31 Martin Liska <mliska@suse.cz>
18852 * hsa-gen.c (hsa_function_representation::update_dominance): New
18854 (convert_addr_to_flat_segment): Likewise.
18855 (gen_hsa_memory_set): New alignment argument.
18856 (gen_hsa_ctor_assignment): Likewise.
18857 (gen_hsa_insns_for_single_assignment): Provide alignment
18858 to gen_hsa_ctor_assignment.
18859 (gen_hsa_insns_for_direct_call): Add new argument.
18860 (expand_lhs_of_string_op): New function.
18861 (expand_string_operation_builtin): Likewise.
18862 (expand_memory_copy): New function.
18863 (expand_memory_set): New function.
18864 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18865 (convert_switch_statements): Change signature.
18866 (generate_hsa): Use a return value of the function.
18867 (pass_gen_hsail::execute): Do not call
18868 convert_switch_statements here.
18869 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18870 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18871 (hsa_function_representation::update_dominance): New function.
18873 2016-03-31 Martin Liska <mliska@suse.cz>
18876 * hsa-brig.c (emit_directive_variable): Emit alignment
18877 according to hsa_symbol::m_align.
18878 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
18879 (dump_hsa_symbol): Dump alignment of HSA symbols.
18880 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
18881 (gen_hsa_addr_with_align): New function.
18882 (hsa_bitmemref_alignment): Use newly added function.
18883 (gen_hsa_insns_for_load): Likewise.
18884 (gen_hsa_insns_for_store): Likewise.
18885 (gen_hsa_memory_copy): New argument added.
18886 (gen_hsa_insns_for_single_assignment): Respect
18887 alignment for assignments processed via gen_hsa_memory_copy.
18888 (gen_hsa_insns_for_direct_call): Likewise.
18889 (gen_hsa_insns_for_return): Likewise.
18890 (gen_function_def_parameters): Set default alignment.
18891 * hsa.c (hsa_object_alignment): New function.
18892 (hsa_byte_alignment): Pasted function.
18893 * hsa.h (hsa_symbol::m_align): New field.
18895 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18897 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
18898 scratch field for goto case.
18900 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
18902 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
18904 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
18907 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
18908 (scalar_chain::convert_insn): Call convert_op for reg
18909 moves to handle undefined registers.
18911 2016-03-31 Nathan Sidwell <nathan@acm.org>
18914 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
18915 Assert we don't want to move backwards.
18917 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
18920 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
18922 2016-03-31 Jakub Jelinek <jakub@redhat.com>
18924 PR rtl-optimization/70460
18925 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
18926 with operand from REG_LABEL_OPERAND, instead substitute
18927 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
18928 Don't do anything for REG_NON_LOCAL_GOTO jumps.
18930 2016-03-31 Martin Liska <mliska@suse.cz>
18932 * passes.c (execute_one_pass): Do not call
18933 todo_after for a discarded function.
18935 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18937 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
18938 (no_cost, infinite_cost): Initialize the new field.
18939 (get_computation_cost_at): Record setup cost.
18940 (determine_use_iv_cost_address): Skip cost computation for sub
18941 uses if we can estimate it without losing accuracy.
18943 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18945 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18947 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18948 max_loop_iterations_int.
18949 (tree_unswitch_outer_loop): Likewise.
18950 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18951 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18953 2016-03-30 Richard Biener <rguenther@suse.de>
18955 PR middle-end/70450
18956 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
18958 2016-03-30 Jakub Jelinek <jakub@redhat.com>
18961 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
18962 in gen_blendm expander.
18964 2016-03-30 Nick Clifton <nickc@redhat.com>
18967 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
18968 case where we are already provided with an SImode SUBREG.
18970 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
18973 * config/i386/i386.c (ix86_expand_epilogue): Properly check
18974 conflict between DRAP register and __builtin_eh_return.
18976 2016-03-30 Michael Matz <matz@suse.de>
18977 Richard Biener <rguenther@suse.de>
18980 * ipa-polymorphic-call.c (struct type_change_info): Change
18981 speculative to an unsigned allowing to limit the work we do.
18982 (csftc_abort_walking_p): New inline function..
18983 (check_stmt_for_type_change): Limit the number of may-defs
18984 skipped for speculative devirtualization to
18985 max-speculative-devirt-maydefs.
18986 * params.def (max-speculative-devirt-maydefs): New param.
18987 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
18989 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
18992 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
18995 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
18997 PR tree-optimization/59124
18998 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
18999 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19001 2016-03-29 Jeff Law <law@redhat.com>
19003 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19005 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19007 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19010 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19012 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19013 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19014 gcrt0.o if linking dynamically.
19016 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19019 * ipa-devirt.c (methods_equal_p): New function.
19020 (compare_virtual_tables): Use it.
19021 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19022 * cgraphclones.c (clone_function_name_1): Use
19023 symbol_table::symbol_suffix_separator.
19024 * coverage.c (build_var): Likewise.
19025 * symtab.c (symbol_table::symbol_suffix_separator): New.
19027 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19029 PR rtl-optimization/70429
19030 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19031 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19032 mode != result_mode.
19035 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19037 PR tree-optimization/70405
19038 * ssa-iterators.h (num_imm_uses): Add missing braces.
19040 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19042 PR rtl-optimization/68695
19043 * ira-color.c (allocno_copy_cost_saving): New.
19044 (improve_allocation): Use it.
19046 2016-03-29 Richard Henderson <rth@redhat.com>
19048 PR middle-end/70355
19049 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19051 2016-03-29 Richard Biener <rguenther@suse.de>
19053 PR middle-end/70424
19054 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19055 use alignment returned by get_pointer_alignment_1 if it is
19056 bigger than BITS_PER_UNIT.
19057 * builtins.c (get_pointer_alignment_1): Do not return true
19058 for alignment extracted from SSA info.
19060 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19062 * config/ft32/ft32.opt (mnodiv): New.
19063 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19064 * doc/invoke.texi (FT32 Options -mnodiv): New.
19066 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19069 * config/i386/i386.md (define_split, andn): Fix modes.
19071 2016-03-26 Richard Biener <rguenther@suse.de>
19072 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19075 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19077 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19078 as 2nd argument to cl_optimization_restore().
19080 2016-03-25 Richard Henderson <rth@redhat.com>
19083 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19084 * config/aarch64/aarch64-protos.h: Declare it.
19085 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19087 2016-03-25 Alan Modra <amodra@gmail.com>
19090 * config/rs6000/constraints.md (j): Simplify.
19091 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19093 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19094 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19095 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19096 in all constraint alternatives.
19097 (movtd_64bit_nodm): Delete "j" constraint alternative.
19099 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19101 * tree-ssa-propagate.c: Enhance docs for
19102 SSA_PROP_NOT_INTERESTING.
19104 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19106 * doc/extend.texi: Fix typo in documentation to pure attribute.
19108 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19111 * config/pa/pa.md (bswapdi2): Use a scratch register.
19113 2016-03-24 Richard Henderson <rth@redhat.com>
19115 PR middle-end/69845
19116 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19119 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19121 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19122 using ix86_expand_binary_operator instead of gen_andsi3.
19124 2016-03-24 Richard Biener <rguenther@suse.de>
19126 PR tree-optimization/70396
19127 * tree-vect-stmts.c (vectorizable_comparison): Use
19128 get_vectype_for_scalar_type.
19130 2016-03-24 Richard Biener <rguenther@suse.de>
19132 PR middle-end/70370
19133 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19134 with register bases.
19136 2016-03-24 Richard Biener <rguenther@suse.de>
19138 PR tree-optimization/70372
19139 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19140 build_all_ones_cst to also handle vector types correctly.
19142 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19145 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19148 2016-03-23 Marek Polacek <polacek@redhat.com>
19151 * doc/invoke.texi: Document -Wignored-attributes.
19153 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19155 PR tree-optimization/69042
19156 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19157 parameter from 30 to 40.
19159 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19161 PR tree-optimization/69042
19162 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19163 for use with constant offset stripped in base.
19165 2016-03-23 Richard Biener <rguenther@suse.de>
19167 PR middle-end/70251
19168 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19169 mode compatibility check.
19170 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19172 2016-03-23 Jeff Law <law@redhat.com>
19174 PR tree-optimization/64058
19175 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19177 (struct ssa_conflicts): Move up earlier in the file.
19178 (conflicts_, var_map_): New static variables.
19179 (initialize_conflict_count): New function to initialize the
19180 CONFLICT_COUNT field for each conflict pair.
19181 (compare_pairs): Lazily initialize the conflict count and use it
19182 as the first tie-breaker.
19183 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19184 and wipe conflicts_ and map_ around the call to qsort. Remove
19185 special case for 2 coalesce pairs.
19186 * bitmap.c (bitmap_count_unique_bits): New function.
19187 (bitmap_count_bits_in_word): New function, extracted from
19189 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19190 * bitmap.h (bitmap_count_unique_bits): Declare it.
19192 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19195 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19196 transparent alias chain for decl assembler name.
19197 * config/sol2.c (solaris_assemble_visibility): Likewise.
19199 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19201 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19203 (v10_fdivs): Likewise.
19204 (v10_fdivd): Likewise.
19206 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19209 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19210 to not call fclose twice on file.
19212 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19214 PR tree-optimization/70354
19215 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19216 oprnd0 is wider than oprnd1 and there is a cast from the wider
19217 type to oprnd1, mask it with the mask of the narrower type.
19220 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19221 Optimize TARGET_STV splitters, if high or low word of last argument
19224 2016-03-22 Jeff Law <law@redhat.com>
19227 tree-ssa-threadbackward.c
19228 (fsm_find_control_statement_thread_paths): Correctly distinguish
19229 between old style jump threads vs FSM jump threads.
19231 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19234 * config/i386/i386.c (scalar_chain::convert_op): Support
19235 uninitialized register usage case.
19237 2016-03-22 Richard Biener <rguenther@suse.de>
19239 PR middle-end/70251
19240 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19242 (capture::gen_transform): ... to change behavior when substituting
19243 a condition into cond or not-cond expr context.
19244 (dt_simplify::gen_1): Adjust.
19245 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19246 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19247 last change and instead change to
19248 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19249 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19251 2016-03-22 Anthony Green <green@moxielogic.com>
19253 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19254 issue for moxiebox targets.
19255 (CC1PLUS_SPEC): Ditto.
19257 2016-03-22 Richard Biener <rguenther@suse.de>
19259 PR middle-end/70333
19260 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19263 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19265 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19267 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19270 * config/i386/i386.c (def_builtin): Handle
19271 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19273 (const struct builtin_description bdesc_special_args[]):
19274 Remove duplicate ISA bits.
19276 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19279 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19280 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19281 in a way that works also for AVX512BW.
19284 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19285 instead of source if operands[1] is xmm16 and above and
19286 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19287 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19290 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19291 on assign if (*from_p) is a comparison, set it to
19292 TREE_NO_WARNING (*from_p).
19294 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19296 PR middle-end/70326
19297 * lra.c (restore_scratches): Ignore deleted insns.
19299 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19300 Jakub Jelinek <jakub@redhat.com>
19302 PR tree-optimization/70317
19303 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19306 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
19309 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
19310 of ix86_expand_move.
19312 (movti): Use general_operand for operand 1 predicate.
19314 2016-03-21 Martin Liska <mliska@suse.cz>
19316 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
19318 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
19320 2016-03-21 Martin Liska <mliska@suse.cz>
19323 * ipa-icf.c (sem_function::parse): Skip static
19324 constructors and destructors.
19326 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19329 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
19330 function-like macro, peek following token(s) if it is followed
19331 by CPP_OPEN_PAREN token with optional padding in between, and
19332 if not, don't treat it like a macro.
19334 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
19335 Alexander Monakov <amonakov@ispras.ru>
19337 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
19338 for the stabs debug format.
19340 2016-03-21 Richard Biener <rguenther@suse.de>
19342 PR tree-optimization/70310
19343 * tree-vect-generic.c (expand_vector_condition): Fold the built
19346 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
19349 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
19350 Block third alternative for AVX-512VL target,
19352 2016-03-21 Martin Liska <mliska@suse.cz>
19355 * hsa-brig.c (emit_function_directives): Mark unemitted
19356 global variables for emission.
19357 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
19358 (get_symbol_for_decl): Likewise.
19359 * hsa.h (struct hsa_symbol): New flag.
19361 2016-03-21 Richard Biener <rguenther@suse.de>
19363 PR tree-optimization/70288
19364 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
19365 we do not estimate unsimplified all-constant conditionals or
19366 switches as optimized away.
19368 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
19370 PR rtl-optimization/69102
19371 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
19372 when we have a readonly dependency context.
19374 2016-03-18 Jeff Law <law@redhat.com>
19376 PR rtl-optimization/70263
19377 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
19378 (update_equiv_regs): When trying to move a store to after the insn
19379 that sets the source of the store, make sure the store occurs after
19380 the insn that sets the source of the store. When successful note
19381 the REG_EQUIV note created in the dump file.
19383 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
19384 Bernd Schmidt <bschmidt@redhat.com>
19386 * doc/extend.texi: Document more potential problems with basic asms.
19388 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
19390 PR rtl-optimization/70278
19391 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
19394 2016-03-18 Jason Merrill <jason@redhat.com>
19396 * calls.c (load_register_parameters): Fix zero size sibcall logic.
19398 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
19400 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
19401 values to 128b regs.
19403 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
19405 PR tree-optimization/70252
19406 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
19407 boolean vector has a proper number of elements.
19408 (supportable_narrowing_operation): Likewise.
19410 2016-03-18 Tom de Vries <tom@codesourcery.com>
19413 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
19415 2016-03-18 Jakub Jelinek <jakub@redhat.com>
19417 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
19418 instead of replace_rtx for DEBUG_INSNs.
19420 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19422 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
19423 load type reservations.
19425 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
19428 * config/pa/constraints.md: Revert 2015-02-13 change. Use
19429 define_constraint for "Q" and "T" constraints.
19431 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
19433 Tweak the pipeline model for Exynos M1
19435 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
19438 2016-03-17 David Malcolm <dmalcolm@redhat.com>
19441 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
19442 where one or both locations aren't within a line_map.
19444 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
19447 * opts.c (finish_options): Don't set flag_pie to the default if
19448 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
19451 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
19453 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
19454 true as ALL_REGS argument to replace_rtx.
19456 2016-03-17 Richard Biener <rguenther@suse.de>
19459 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
19462 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19465 * rtl.h (replace_rtx): Add ALL_REGS argument.
19466 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
19467 equality and assert mode is the same, instead of just rtx pointer
19469 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
19470 true as ALL_REGS argument to replace_rtx.
19472 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
19474 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
19475 for boolean vector with vector mode only.
19476 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19478 2016-03-17 Nick Clifton <nickc@redhat.com>
19481 * config/rx/rx.c (rx_print_integer): Print negative constants in
19484 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19487 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
19489 2016-03-16 Richard Henderson <rth@redhat.com>
19490 Richard Biener <rguenth@suse.de>
19492 PR middle-end/70240
19493 PR middle-end/68215
19495 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
19496 first operand as is_gimple_condexpr.
19498 PR middle-end/70240
19499 PR middle-end/68215
19501 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
19502 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
19503 Do not gimplify the result.
19504 (do_unop): Adjust call to tree_vec_extract.
19505 (do_binop): Likewise.
19506 (do_compare): Likewise.
19507 (do_plus_minus): Likewise.
19508 (do_negate): Likewise.
19509 (expand_vector_condition): Likewise.
19510 (do_cond): Likewise.
19512 2016-03-16 Richard Henderson <rth@redhat.com>
19515 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19516 (aarch64_classify_address): Use it.
19517 (aarch64_legitimize_address): Force all subexpressions of PLUS
19518 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19520 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19521 Richard Biener <rguenth@suse.de>
19524 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19525 return to even if only REGNO is equal, and assert
19528 2016-03-11 Jeff Law <law@redhat.com>
19530 PR rtl-optimization/70224
19531 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19533 2016-03-16 Richard Henderson <rth@redhat.com>
19535 PR middle-end/70199
19536 * function.h (struct function): Add has_forced_label_in_static.
19537 * gimplify.c (force_labels_r): Set it.
19538 * lto-streamer-in.c (input_struct_function_base): Read it.
19539 * lto-streamer-out.c (output_struct_function_base): Write it.
19540 * tree-inline.c (has_label_address_in_static_1): Remove.
19541 (copy_forbidden): Remove fndecl parameter; test
19542 has_forced_label_in_static.
19543 (inline_forbidden_p): Update call to copy_forbidden.
19544 (tree_versionable_function_p): Likewise.
19545 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19546 (chkp_versioning): Likewise.
19547 * tree-inline.h (copy_forbidden): Update decl.
19549 2016-03-16 Marek Polacek <polacek@redhat.com>
19552 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19553 function being thunked if the result type doesn't have fixed size.
19554 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19555 doesn't have fixed size.
19557 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19559 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19560 reporting malformed loop nest.
19562 2016-03-16 Tom de Vries <tom@codesourcery.com>
19565 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19566 nodes.length () == 1 test to before first nodes[0] access.
19568 2016-03-16 Tom de Vries <tom@codesourcery.com>
19570 PR tree-optimization/68715
19571 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19572 single_pred_p test.
19574 2016-03-16 Tom de Vries <tom@codesourcery.com>
19576 PR tree-optimization/68809
19577 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19580 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19581 Sandra Loosemore <sandra@codesourcery.com>
19583 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19584 on leaf attribute. Mention ELF interposition problems.
19586 2016-03-16 Alan Modra <amodra@gmail.com>
19588 PR rtl-optimization/69195
19589 PR rtl-optimization/47992
19590 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19593 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19596 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19598 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19600 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19602 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19604 PR rtl-optimization/70222
19605 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19606 optimization if mode is different from result_mode, queue up masking
19607 of the result in outer_op. Formatting fix.
19609 PR middle-end/70239
19610 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19613 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19615 PR rtl-optimization/69032
19616 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19617 looping backwards over basic block insns.
19619 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19622 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19623 to non-speculative when propagating trap bits.
19625 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19627 PR rtl-optimization/63384
19628 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19629 DEBUG_INSN_P insns.
19631 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19634 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19635 factored out from ...
19636 (sched_analyze_insn): ... here.
19637 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19638 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19639 get_implicit_reg_pending_clobbers in it.
19640 (setup_id_reg_sets): Use setup_id_implicit_regs.
19641 (deps_init_id): Ditto.
19643 2016-03-15 Tom de Vries <tom@codesourcery.com>
19646 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19648 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19649 execute_function_dump.
19650 (execute_one_pass): Don't dump function if it will be dumped after ipa
19653 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19655 * genrecog.c (match_pattern_2): If pred is NULL don't call
19656 safe_predicate_mode on it.
19658 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19660 PR middle-end/70219
19661 * lra-constraints.c (delete_move_and_clobber): Change assertion
19662 to also allow dregno == 0.
19664 2016-03-14 Richard Henderson <rth@redhat.com>
19667 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19668 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19669 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19670 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19673 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19676 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19678 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19680 * lra-constraints.c (split_reg): For hard regs, try to find the
19681 biggest single-register mode used in the function.
19683 2016-03-14 Richard Biener <rguenther@suse.de>
19685 PR tree-optimization/56365
19686 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19687 constants to compare against.
19689 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19692 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19693 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19694 (define_split for the GPR case): Use int_reg_operand instead of
19695 gpc_reg_operand for the output.
19697 2016-03-14 Tom de Vries <tom@codesourcery.com>
19699 PR tree-optimization/70045
19700 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19701 create_empty_if_region_on_edge argument.
19703 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19705 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19706 (STACK_CHECK_PROTECT): Likewise.
19707 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19708 (STACK_CHECK_PROTECT): Likewise.
19709 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19710 (STACK_CHECK_PROTECT): Likewise.
19711 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19712 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19713 (STACK_CHECK_PROTECT): Likewise.
19715 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19717 PR rtl-optimization/69307
19718 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19719 registers in modes that span more than one register.
19721 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19724 * lra-constraints.c (delete_move_and_clobber): New.
19725 (remove_inheritance_pseudos): Use it.
19727 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19730 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19731 the libcall is LCT_THROW.
19732 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19733 for the checking routine.
19735 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19738 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19739 optimization if we have direct move.
19740 (roundu32<mode>2_fprs): Likewise.
19742 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19745 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19747 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19748 Arguments swapped. All callers changed. Take reg_renumber into
19749 account, and Calculate and compare register ranges for hard regs.
19751 2016-03-11 Jeff Law <law@redhat.com>
19753 PR tree-optimization/70190
19754 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19755 Handle cases where we can not extract the taken edge, even though we
19756 found a constant value.
19758 PR tree-optimization/64058
19759 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19760 (num_coalesce_pairs): Move up earlier in file.
19761 (find_coalesce_pair): Initialize the INDEX field for each pair
19763 (compare_pairs): No longer sort on the elements in each pair.
19764 Instead break ties with the index of the coalesce pair.
19766 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19769 * config/aarch64/aarch64-protos.h
19770 (aarch64_save_restore_target_globals): New prototype.
19771 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19772 Call the above when popping pragma.
19773 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19775 (aarch64_set_current_function): Rewrite using the above.
19777 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19779 PR tree-optimization/70177
19780 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19781 (extract_ops_from_tree): ... this. In the 2 argument
19782 overload remove _1 suffix.
19783 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19784 (extract_ops_from_tree): ... this.
19785 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19787 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19788 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19789 extract_ops_from_tree instead of 2 operand one.
19791 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19793 PR tree-optimization/70013
19794 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19795 for constant-pool entries.
19797 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19799 PR rtl-optimization/70174
19800 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19801 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19803 PR tree-optimization/70169
19804 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19805 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19808 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19809 Jakub Jelinek <jakub@redhat.com>
19812 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19813 of uninitialized values.
19815 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19817 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19819 ("*trunctddd2"): New pattern definition.
19820 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19823 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19825 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19826 definitions for BFP and DFP rounding modes.
19827 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19828 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19829 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19830 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19833 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19835 * config/s390/constraints.md: Adjust comment.
19836 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19837 s390_decompose_addrstyle_without_index.
19838 * config/s390/predicates.md (shift_count_or_setmem_operand):
19839 Rename to setmem_operand.
19840 * config/s390/s390-protos.h
19841 (s390_decompose_shift_count): Rename to
19842 s390_decompose_addrstyle_without_index.
19843 * config/s390/s390.c (s390_decompose_shift_count)
19844 (s390_mem_constraint, print_shift_count_operand)
19845 (print_operand_address, print_operand): Rename
19846 s390_decompose_shift_count to
19847 s390_decompose_addrstyle_without_index and rename
19848 print_shift_count_operand to print_addrstyle_operand troughout the
19850 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19851 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19852 Rename shift_count_or_setmem_operand to setmem_operand.
19853 * config/s390/vx-builtins.md ("vec_insert<mode>")
19854 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19857 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19860 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19861 Handle overlapping retval and newval.
19863 2016-03-10 Nick Clifton <nickc@redhat.com>
19866 * config/aarch64/aarch64.c
19867 (aarch64_override_options_after_change_1): When forcing
19868 flag_omit_frame_pointer to be true, use a special value that can
19869 be detected if this function is called again, thus preventing
19870 flag_omit_leaf_frame_pointer from being forced to be false.
19872 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19874 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
19875 Set x_flag_omit_leaf_frame_pointer when handling
19876 -momit-leaf-frame-pointer.
19878 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19881 * cgraph.c (cgraph_node::dump): Dump split_part and
19882 indirect_call_target.
19883 * cgraph.h (cgraph_node): Add indirect_call_target flag.
19884 * ipa.c (has_addr_references_p): Cleanup.
19885 (is_indirect_call_target_p): New.
19886 (walk_polymorphic_call_targets): Do not mark virtuals that may be
19887 called indirectly as local.
19888 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
19890 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19893 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19894 on cxa_pure_virtual.
19896 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19899 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
19901 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19904 * tree.c (need_assembler_name_p): Only record main variant type names.
19906 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19909 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
19910 Always define to 0 or 1.
19911 (TARGET_FIX_ERR_A53_843419): New macro.
19912 * config/aarch64/aarch64-elf-raw.h
19913 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
19914 * config/aarch64/aarch64-linux.h: Likewise.
19915 * config/aarch64/aarch64.c
19916 (aarch64_override_options_after_change_1): Do not default
19917 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
19919 (aarch64_attributes): Handle fix-cortex-a53-843419.
19920 (aarch64_can_inline_p): Likewise.
19921 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
19923 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
19924 Jakub Jelinek <jakub@redhat.com>
19926 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
19927 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
19928 DECL_COMMONS if flag_unconstrained_commons is set.
19929 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19930 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
19931 (funconstrained-commons): Document.
19933 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19935 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
19936 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
19938 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
19940 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
19941 has a proper number of elements.
19943 2016-03-10 Alan Modra <amodra@gmail.com>
19945 PR rtl-optimization/69195
19946 PR rtl-optimization/47992
19947 * ira.c (recorded_label_ref): Delete.
19948 (update_equiv_regs): Return void.
19949 (indirect_jump_optimize): New function.
19950 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
19951 before regstat_compute_ri. Don't rebuild_jump_labels here.
19952 Delete update_regstat.
19954 2016-03-10 Richard Biener <rguenther@suse.de>
19956 PR tree-optimization/70128
19957 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19958 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
19960 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19962 PR tree-optimization/70152
19963 * tree-sra.c (replace_removed_params_ssa_names): Copy over
19964 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
19967 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
19968 instead of gen_sse2_loadlpd.
19969 * config/i386/sse.md (*vec_concatv2df): Rename to...
19970 (vec_concatv2df): ... this.
19972 PR tree-optimization/70127
19973 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
19975 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19979 * diagnostic-show-locus.c (compatible_locations_p): New function.
19980 (layout::layout): Sanitize ranges using compatible_locations_p.
19982 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19986 * diagnostic-show-locus.c (layout_range::layout_range): Replace
19987 location_range param with three const expanded_locations * and a
19989 (layout::layout): Replace call to
19990 rich_location::lazily_expand_location with get_expanded_location.
19991 Extract the range and perform location expansion here, passing
19992 the results to the layout_range ctor.
19993 * diagnostic.c (source_range::debug): Delete.
19994 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
19995 of rich_location::get_expanded_location.
19996 * gcc-rich-location.c (get_range_for_expr): Delete.
19997 (gcc_rich_location::add_expr): Reimplement to avoid the
19998 rich_location::add_range overload that took a location_range,
19999 passing a location_t instead.
20001 2016-03-09 Richard Biener <rguenther@suse.de>
20002 Jakub Jelinek <jakub@redhat.com>
20004 PR tree-optimization/70138
20005 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20006 Also skip vect_double_reduction_def.
20008 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20011 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20012 if the operand is "m".
20014 2016-03-09 Nathan Sidwell <nathan@acm.org>
20016 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20018 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20020 * config/i386/i386.c (processor_target_table): Fix cost table
20021 intialization order for znver1.
20023 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20025 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20026 - becuase -> because.
20027 * ipa-reference.c (ignore_module_statics): Likewise.
20028 * cgraph.c (cgraph_node::get_body): Likewise.
20029 * ipa-inline.c (early_inliner): Likewise.
20030 * ipa-devirt.c (types_same_for_odr): Likewise.
20031 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20032 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20034 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20036 * tree-ssa-math-opts.c: Fix typo in comment.
20038 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20041 * config/i386/i386.c (scalar_chain::make_vector_copies,
20042 scalar_chain::convert_reg): Call end_sequence in between
20043 get_insns and emit_conversion_insns rather than after both
20046 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20049 * config/i386/i386.h (machine_function): Add
20050 pc_thunk_call_expanded flag.
20051 (ix86_pc_thunk_call_expanded): New define.
20052 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20053 (*set_got): Rename insn pattern from set_got.
20054 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20055 * config/i386/i386.c (ix86_compute_frame_layout): Use
20056 ix86_pc_thunk_call_expanded to prevent red-zone.
20058 2016-03-07 Martin Jambor <mjambor@suse.cz>
20060 * hsa.h (hsa_get_ctor_statements): Declare.
20061 (hsa_get_dtor_statements): Likewise.
20062 (hsa_get_kernel_dispatch_type): Likewise.
20063 * hsa.c (hsa_get_ctor_statements): New function.
20064 (hsa_get_dtor_statements): Likewise.
20065 (hsa_get_kernel_dispatch_type): Likewise.
20066 * hsa-brig.c (hsa_cdtor_statements): Removed.
20067 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20068 hsa_get_dtor_statements.
20069 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20070 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20072 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20074 * config/arm/arm-cores.def (cortex-r8): New.
20075 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20076 * config/arm/arm-tune.md: Likewise.
20077 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20079 2016-03-07 Martin Sebor <msebor@redhat.com>
20081 PR rtl-optimization/19705
20082 * doc/invoke.texi (Options That Control Optimization): Clarify
20083 -fno-branch-count-reg.
20085 2016-02-26 Richard Biener <rguenther@suse.de>
20086 Jeff Law <law@redhat.com>
20088 PR tree-optimization/69740
20089 * cfghooks.c (remove_edge): Request loop fixups if we delete
20090 an edge that might turn an irreducible loop into a natural
20092 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20093 Move after definition of loops_state_clear.
20095 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20097 PR rtl-optimization/69052
20098 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20101 2016-03-07 Tom de Vries <tom@codesourcery.com>
20103 PR tree-optimization/70116
20104 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20105 is_tm_ending stmts and ubsan/asan internal functions.
20106 (find_duplicate): Use it. Don't test is_tm_ending here.
20108 2016-03-07 Richard Biener <rguenther@suse.de>
20110 PR tree-optimization/70115
20111 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20112 (propagate_constants_for_unrolling): Use replace_uses_by.
20114 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20116 PR middle-end/69916
20117 * omp-low.c (struct oacc_loop): Add ifns.
20118 (new_oacc_loop_raw): Initialize it.
20119 (finish_oacc_loop): Clear mask & flags if no ifns.
20120 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20121 (oacc_loop_xform_loop): Add ifns arg & adjust.
20122 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20124 2016-03-07 Richard Henderson <rth@redhat.com>
20127 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20128 (insert_value_copy_on_edge): Likewise.
20130 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20132 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20134 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20137 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20139 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20141 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20143 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20145 Fix sseimul type attribute.
20146 * config/i386/znver1.md
20147 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20148 znver1_sseimul_avx256_load) : Fix the type attribute.
20149 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20150 pipe usage and latency.
20152 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20155 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20156 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20159 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20162 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20164 PR rtl-optimization/69941
20165 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20166 the reg share its mode.
20168 2016-03-04 Jeff Law <law@redhat.com>
20170 PR tree-optimization/69196
20171 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20172 If the both SSA_NAMEs are anonymous, then consider them unassociated
20173 and include the PHI in the statement count.
20175 2016-03-05 Tom de Vries <tom@codesourcery.com>
20177 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20178 construct in oacc routine. Check for oacc region in oacc routine.
20180 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20183 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20184 2016-02-22 changes, instead don't recurse if RECUR is already true.
20185 Don't change *dynamic_check if RECUR. Adjust recursive caller
20186 to pass true to the new argument.
20187 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20190 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20191 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20193 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20195 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20197 PR rtl-optimization/57676
20198 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20199 with flag_checking.
20201 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20203 * tree-vect-patterns.c (search_type_for_mask): Handle
20204 comparison of booleans.
20206 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20208 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20212 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20213 all other ops that have dw_val_class_die_ref operands,
20214 and DW_OP_GNU_entry_value.
20216 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20218 PR rtl-optimization/69904
20219 * config/arm/arm.c (arm_cannot_copy_insn_p):
20220 Return true for load-exclusive instructions.
20222 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20225 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20226 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20227 the pattern no matter if it is used just by non-pattern, pattern
20229 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20230 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20231 oprnd1 def_stmt is in pattern, don't look through it.
20233 2016-03-03 Marek Polacek <polacek@redhat.com>
20235 PR middle-end/70050
20236 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20238 2016-03-03 Martin Liska <mliska@suse.cz>
20240 PR tree-optimization/70043
20241 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20242 previous statement if we see a debug statement.
20244 2016-03-03 Richard Biener <rguenther@suse.de>
20246 PR tree-optimization/55936
20247 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20248 parameter and guard unsafe equivalence use.
20249 (vrp_evaluate_conditional_warnv_with_ops): Always use
20250 safe equivalences but not via the quadratic compare_names
20253 2016-03-03 Michael Collison <michael.collison@linaro.org>
20256 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20257 for operand 1 to s_register_operand. Change predicate for operand
20258 2 to arm_not_immediate_operand.
20260 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20262 * doc/tm.texi: Regenerated.
20264 2016-03-02 Richard Henderson <rth@redhat.com>
20267 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20268 simplification when all args are positive non-fixed registers.
20270 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20272 * target.def (lra_p): Specify that new ports should use LRA.
20274 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20277 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20278 gimplify_type_sizes the type they refer to.
20279 (omp_notice_variable): Handle reference vars to VLAs.
20280 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20281 reference to VLA decls in the second pass instead of first pass.
20283 2016-03-02 Tom de Vries <tom@codesourcery.com>
20285 PR tree-optimization/68659
20286 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20287 new_expr == NULL_TREE.
20288 (get_new_name): Handle ADDR_EXPR.
20290 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20292 PR rtl-optimization/69052
20293 * loop-invariant.c (canonicalize_address): New function.
20294 (inv_can_prop_to_addr_use): Check validity of address expression
20295 which is canonicalized by above function.
20297 2016-03-02 Alan Modra <amodra@gmail.com>
20300 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20303 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20306 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20307 (*movhi_internal): Put mask moves from and to memory separately
20308 from moves from/to GPRs.
20310 2016-03-02 Richard Biener <rguenther@suse.de>
20312 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
20313 GENERIC expressions in GIMPLE.
20315 2016-03-02 Richard Biener <rguenther@suse.de>
20317 * config/i386/i386.c (type_natural_mode): Fix typo.
20319 2016-03-02 Nick Clifton <nickc@redhat.com>
20321 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
20323 2016-03-02 Richard Biener <rguenther@suse.de>
20324 Uros Bizjak <ubizjak@gmail.com>
20327 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
20329 2016-03-02 Richard Biener <rguenther@suse.de>
20331 PR middle-end/67278
20332 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
20334 2016-03-02 Marek Polacek <polacek@redhat.com>
20337 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
20338 "is promoted to" warning.
20340 2016-03-01 DJ Delorie <dj@redhat.com>
20342 * config.gcc: Deprecate mep-*.
20344 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
20346 PR middle-end/70025
20347 * lra-constraints.c (regno_val_use_in): New.
20348 (match_reload): Use it instead of regno_use_in.
20350 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20352 PR rtl-optimization/70007
20353 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
20354 references present in REG_EQUAL notes attached to non-SET patterns.
20356 2016-03-01 Jeff Law <law@redhat.com>
20358 PR tree-optimization/69196
20359 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20360 Appropriately clamp the number of statements to copy when the
20361 thread path does not traverse a loop backedge.
20363 PR tree-optimization/69196
20364 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20365 Do count some PHIs in the thread path against the insn count. Decrease
20366 final statement count by one as the control statement in the last
20367 block will get removed. Remove special cased code for handling PHIs
20370 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
20373 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
20374 asm dialect alternatives to explicit GOTPCREL calls.
20376 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20379 * ira.c (do_reload): Issue warning for generic stack checking here...
20380 * reload1.c (reload): ...instead of here and streamline it.
20382 2016-03-01 Nick Clifton <nickc@redhat.com>
20384 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
20386 2016-03-01 Richard Biener <rguenther@suse.de>
20388 PR tree-optimization/69983
20389 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
20390 types and fall back to operand_equal_p.
20392 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20395 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20397 * config/s390/constraints.md ("jm8"): New constraint.
20398 * config/s390/predicates.md ("const_int_8bitset_operand"): New
20400 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
20402 ("*setmem_long<setmem_and>"): New pattern.
20403 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
20405 ("*setmem_long_31z<setmem_and>"): New pattern.
20406 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
20407 New substitution rules with the required attributes.
20410 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20413 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20415 * gensupport.c (process_substs_on_one_elem): Split loop to
20416 complete mark_operands_used_in_match_dup on all expressions in the
20418 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20419 and remove function.
20421 2016-03-01 Richard Biener <rguenther@suse.de>
20423 PR middle-end/70022
20424 * fold-const.c (fold_indirect_ref_1): Fix range checking for
20425 vector BIT_FIELD_REF extract.
20427 2016-03-01 Richard Biener <rguenther@suse.de>
20429 PR tree-optimization/69994
20430 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
20432 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
20434 PR tree-optimization/69956
20435 * tree-vect-stmts.c (supportable_widening_operation): Support
20436 multi-step conversion of boolean vectors.
20437 (supportable_narrowing_operation): Likewise.
20439 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20441 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
20444 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20446 * config/s390/subst.md (DSI_VI): New mode iterator.
20447 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
20448 * config/s390/vector.md ("vec_set<mode>"): Move expander before
20449 the insn definition.
20450 ("*vec_set<mode>"): Change predicate and add alternative to
20451 support only either register or const_int operands as element
20453 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
20455 ("vec_extract<mode>"): New expander.
20456 ("*vec_extract<mode>"): New insn definition supporting reg and
20457 const_int element selectors.
20458 ("*vec_extract<mode>_plus"): New insn definition supporting
20459 reg+const_int element selectors.
20460 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
20461 following expander+insn definition.
20462 ("<vec_shifts_name><mode>3"): New expander.
20463 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
20465 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20467 * config/s390/s390.md ("*tabort_1"): Change predicate to
20468 nonmemory_operand. Add a second alternative to cover
20469 register as well as const int operands.
20470 ("*tabort_1_plus"): New pattern definition.
20472 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20474 * config/s390/s390.md ("*ashrdi3_cc_31")
20475 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
20476 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
20477 Merge insn definitions into ...
20478 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20479 New pattern definition.
20480 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
20481 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
20482 ("*ashr<mode>3_and"): Merge insn definitions into ...
20483 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20484 New pattern definition.
20485 * config/s390/subst.md ("addr_style_op_cc_subst")
20486 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
20487 substitutions patterns plus attributes.
20488 Add ashiftrt to SUBST iterator.
20490 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20492 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
20493 op2 to nonmemory_operand.
20494 ("*<shift>di3_31", "*<shift>di3_31_and"):
20495 Merge into single pattern definition ...
20496 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
20497 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
20498 pattern definition ...
20499 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
20500 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
20503 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20505 * config/s390/predicates.md (const_int_6bitset_operand): New
20507 * config/s390/s390.md: Include subst.md.
20508 ("rotl<mode>3"): New expander.
20509 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20511 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20512 * config/s390/subst.md: New file.
20514 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20516 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20517 Remove RRR type. It doesn't really exist.
20518 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20520 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20521 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20522 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20523 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20524 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20525 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20526 `enabled' attribute.
20528 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20530 * gensupport.c (process_substs_on_one_elem): Split loop to
20531 complete mark_operands_used_in_match_dup on all expressions in the
20533 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20534 and remove function.
20536 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20539 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20540 (CEIL_NWORDS): ...this. Use CEIL macro.
20541 (compute_fp_layout): Adjust to above renaming.
20542 (function_arg_union_value): Likewise.
20543 (sparc_arg_partial_bytes): Likewise.
20544 (sparc_function_arg_advance): Likewise.
20546 2016-02-29 Jeff Law <law@redhat.com>
20548 PR tree-optimization/70005
20549 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20550 where an object with a boolean range is compared against a value
20553 PR tree-optimization/69999
20554 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20555 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20558 2016-02-29 Richard Biener <rguenther@suse.de>
20560 PR tree-optimization/69994
20561 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20562 (get_unary_op): Look through nop conversions.
20563 (ops_equal_values_p): New function, look for equality diregarding
20565 (eliminate_plus_minus_pair): Use ops_equal_values_p
20566 (repropagate_negates): Do not use get_unary_op here.
20568 2016-02-29 Martin Liska <mliska@suse.cz>
20570 * system.h: Poison ENABLE_CHECKING macro.
20572 2016-02-29 Martin Liska <mliska@suse.cz>
20574 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20575 is presented in dump flags.
20576 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20577 (hsa_regalloc): Likewise.
20579 2016-02-19 Richard Biener <rguenther@suse.de>
20581 PR tree-optimization/69980
20582 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20583 permutation of those we need to keep.
20585 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20588 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20589 (NWORDS_UP): ...this
20590 (init_cumulative_args): Minor tweaks.
20591 (sparc_promote_function_mode): Likewise.
20592 (scan_record_type): Delete.
20593 (traverse_record_type): New function template.
20594 (classify_data_t): New structure type.
20595 (classify_registers): New inline function.
20596 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20597 exhausted. Instantiate traverse_record_type on classify_registers and
20598 deal with the case of a structure passed in slot #15 with no FP field
20600 (assign_data_t): New structure type.
20601 (compute_int_layout): New static function.
20602 (compute_fp_layout): Likewise.
20603 (count_registers): New inline function.
20604 (assign_int_registers): New static function.
20605 (assign_fp_registers): Likewise.
20606 (assign_registers): New inline function.
20607 (function_arg_record_value_1): Delete.
20608 (function_arg_record_value_2): Likewise.
20609 (function_arg_record_value_3): Likewise.
20610 (function_arg_record_value): Adjust to above changes. Instantiate
20611 traverse_record_type on count_registers to first count the number of
20612 registers to be used and then on assign_registers to assign them.
20613 (function_arg_union_value): Adjust to above renaming.
20614 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20615 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20616 case of a structure passed in slot #15
20617 (sparc_function_arg_advance): Likewise.
20618 (function_arg_padding): Minor tweak.
20620 2016-02-29 Richard Biener <rguenther@suse.de>
20622 PR tree-optimization/69720
20623 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20624 the adjustment_def path for possibly vectorized defs.
20625 (vect_create_epilog_for_reduction): Handle vectorized initial
20628 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20630 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20632 2016-02-27 Jeff Law <law@redhat.com>
20635 2016-02-26 Richard Biener <rguenther@suse.de>
20636 Jeff Law <law@redhat.com>
20638 PR tree-optimization/69740
20639 * cfghooks.c (remove_edge): Request loop fixups if we delete
20640 an edge that might turn an irreducible loop into a natural
20643 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20645 PR rtl-optimization/69896
20646 * tree-vect-generic.c (get_compute_type): Avoid single element
20649 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20651 Rename the AArch64 tuning option and related functions to enable the
20652 Newton series for the reciprocal square root to reflect its
20653 approximative characteristic.
20655 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20656 function to "aarch64_emit_approx_rsqrt".
20657 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20658 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20659 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20660 (xgene1_tunings): Likewise.
20661 (use_rsqrt_p): Likewise.
20662 (aarch64_emit_swrsqrt): Use new function name.
20663 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20664 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20665 text explaining this option.
20666 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20668 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20671 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20672 complain about -mallow-movmisalign without -mvsx if
20673 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20675 2016-02-26 Joel Sherrill <joel@rtems.org>
20677 * config.gcc: Add x86_64-*-rtems*.
20678 * config/i386/rtems-64.h: New file.
20680 2016-02-26 Joel Sherrill <joel@rtems.org>
20682 * config.gcc: Add aarch64-*-rtems*.
20683 * config/aarch64/rtems.h: New file.
20685 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20688 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20689 shift amount using %h. Add comment.
20691 2016-02-26 Richard Biener <rguenther@suse.de>
20692 Jeff Law <law@redhat.com>
20694 PR tree-optimization/69740
20695 * cfghooks.c (remove_edge): Request loop fixups if we delete
20696 an edge that might turn an irreducible loop into a natural
20699 2016-02-26 Martin Jambor <mjambor@suse.cz>
20701 PR middle-end/69920
20702 * tree-sra.c (sra_modify_assign): Do not remove loads of
20703 uninitialized aggregates to SSA_NAMEs.
20705 2016-02-26 Richard Henderson <rth@redhat.com>
20708 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20709 pseudo in case the target rtx matches the source of the left
20712 2016-02-26 Martin Jambor <mjambor@suse.cz>
20715 * hsa.h (hsa_type_packed_p): Declare.
20716 * hsa.c (hsa_type_packed_p): New function.
20717 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20719 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20720 * hsa-brig.c (emit_basic_insn): Likewise.
20722 2016-02-26 Martin Jambor <mjambor@suse.cz>
20725 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20727 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20729 2016-02-26 Martin Jambor <mjambor@suse.cz>
20731 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20732 hsa_op_with_type operands.
20733 (hsa_unsigned_type_for_type): Declare.
20734 * hsa.c (hsa_unsigned_type_for_type): New function.
20735 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20736 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20737 the finalizer. Do not emit extra move.
20739 2016-02-26 Martin Jambor <mjambor@suse.cz>
20741 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20742 atomic operations in private segment.
20744 2016-02-26 Martin Jambor <mjambor@suse.cz>
20746 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20747 statements to wi->info. Also disallow omp simd constructs.
20748 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20749 for not gridifying. Dump special string for omp_for.
20751 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20754 * config/aarch64/aarch64.c (aarch64_set_current_function):
20755 Save/restore target globals when switching to
20756 target_option_default_node.
20758 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20761 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20762 Return 0 if !SHIFT_COUNT_TRUNCATED.
20764 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20765 Eric Botcazou <ebotcazou@adacore.com>
20767 PR rtl-optimization/69891
20768 * dse.c (scan_insn): If we can't figure out memset arguments
20769 or they are non-constant, call clear_rhs_from_active_local_stores.
20771 2016-02-26 Martin Liska <mliska@suse.cz>
20773 * doc/extend.texi: Mention clog10, clog10f an clog10l
20774 in Builtins section.
20776 2016-02-26 Martin Liska <mliska@suse.cz>
20778 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20780 (resolve_args_picking_1): Likewise.
20781 * dwarf2out.h (struct GTY): Likewise.
20783 2016-02-26 Martin Liska <mliska@suse.cz>
20785 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20786 with flag_checking.
20787 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20789 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20790 Martin Liska <mliska@suse.cz>
20792 * doc/install.texi: Mention --enable-valgrind-annotations.
20794 2016-02-26 Richard Biener <rguenther@suse.de>
20796 PR tree-optimization/69551
20797 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20798 looking through aliases adjust DECL_PT_UID to refer to the
20799 ultimate alias target.
20801 2016-02-25 Martin Liska <mliska@suse.cz>
20803 PR middle-end/69919
20804 * alloc-pool.c (after_memory_report): New variable.
20805 * alloc-pool.h (base_pool_allocator ::release): Do not use
20806 the infrastructure if after_memory_report.
20807 * toplev.c (toplev::main): Mark after memory report.
20809 2016-02-25 Richard Biener <rguenther@suse.de>
20811 PR tree-optimization/48795
20812 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20814 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20817 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20818 offloading is enabled and -fopenacc or -fopenmp is specified.
20819 (CRTOFFLOADEND): Likewise.
20820 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20821 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20822 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20823 (offload_objects_file_name): New static var.
20824 (tool_cleanup): Remove offload_objects_file_name file.
20825 (find_offloadbeginend): Replace with ...
20826 (find_crtoffloadtable): ... this.
20827 (run_gcc): Remove offload_argc and offload_argv.
20828 Get offload_objects_file_name from -foffload-objects=... option.
20829 Read names of object files with offload from this file, pass them to
20830 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20831 don't pass offloadbegin and offloadend to the linker. Don't pass
20832 offload non-LTO files to the linker, because now they're not claimed.
20834 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20837 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20838 on builtin_unreachable.
20840 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20842 PR rtl-optimization/69896
20843 * regcprop.c: Include cfgrtl.h.
20844 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20845 than remembered mode, either delete it (if noop_move_p), or
20846 treat like copy_p but not noop_p instruction.
20848 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20851 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20852 - allow NULL decl for Fortran DW_TAG_common_block variables.
20854 2016-02-24 Jason Merrill <jason@redhat.com>
20856 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20858 2016-02-24 Richard Biener <rguenther@suse.de>
20859 Jakub Jelinek <jakub@redhat.com>
20861 PR middle-end/69760
20862 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20863 conditionally executed ops to well-defined overflow behavior.
20865 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20867 PR middle-end/69915
20868 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20871 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20873 PR rtl-optimization/69886
20874 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
20875 argument. Use it when checking validity of set instructions.
20876 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
20877 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
20879 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
20880 * store-motion.c (find_moveable_store): Update
20881 can_assign_to_reg_without_clobbers_p callsite.
20883 2016-02-24 Richard Biener <rguenther@suse.de>
20885 PR middle-end/68963
20886 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
20888 (record_nonwrapping_iv): Do not fall back to the low/high bound
20889 for non-constant IV bases if the stmt is not always executed.
20891 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20893 * config/arm/arm-cores.def (cortex-a32): New entry.
20894 * config/arm/arm-tables.opt: Regenerate.
20895 * config/arm/arm-tune.md: Regenerate.
20896 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
20897 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
20898 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
20899 for -mcpu and -mtune.
20901 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20904 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
20905 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
20906 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
20907 (atomic_loaddi_1): Delete.
20908 (atomic_loaddi): Rewrite expander using the above changes.
20910 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20913 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
20916 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20917 Richard Biener <rguenth@suse.de>
20919 PR middle-end/69909
20920 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
20921 set_mem_attributes if tem is SSA_NAME which got expanded
20924 2016-02-24 Richard Biener <rguenther@suse.de>
20926 PR tree-optimization/69907
20927 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
20928 end of permutations for BB vectorization.
20930 2016-02-24 Christian Bruel <christian.bruel@st.com>
20932 * config/arm/arm-c.c (arm_option_override): Initialize
20933 target_option_current_node.
20934 * config/arm/arm.c (arm_pragma_target_parse): Replace
20935 build_target_option_node call by target_option_current_node.
20936 Set target_option_current_node.
20939 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
20942 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
20943 define_insn_and_split to define_insn.
20944 (zero_extendqi<mode>2_dot2): Same.
20945 (extendqi<mode>2_dot): Same.
20946 (extendqi<mode>2_dot2): Same.
20948 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20950 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
20951 and add bypass for AES{D,E} and AESMC pairs.
20952 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
20955 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20957 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
20958 series for reciprocal square root in Exynos M1.
20960 2016-02-23 Martin Sebor <msebor@redhat.com>
20963 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
20964 __builtin_alloca_with_align.
20966 2016-02-23 Richard Henderson <rth@redhat.com>
20968 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
20969 (ix86_register_pragmas): Remove __seg_tls.
20970 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
20971 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
20972 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
20973 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
20974 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
20975 * doc/extend.texi (__seg_tls): Remove item.
20977 2016-02-23 Richard Biener <rguenther@suse.de>
20979 * alloc-pool.h (struct allocation_object): Make id member
20980 conditional on CHECKING_P again.
20981 (get_instance): Adjust.
20982 (base_pool_allocator): Likewise.
20984 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
20986 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
20987 (parallelize_loops): In OpenACC kernels mode, set n_threads to
20989 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
20991 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20993 2016-02-23 Richard Biener <rguenther@suse.de>
20995 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
20996 * bitmap.h (struct bitmap_usage): Likewise.
20997 (bitmap_move): Declare.
20998 * bitmap.c (register_overhead): Take size_t argument.
20999 (bitmap_move): New function.
21000 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21001 to properly account overhead.
21002 * tree.c (free_node): Use tree_size.
21004 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21007 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21008 when inverting comparison.
21011 * common.opt (Wunreachable-code): Add Warning flag.
21013 2016-02-23 Mark Wielaard <mjw@redhat.com>
21014 Jakub Jelinek <jakub@redhat.com>
21017 * cgraphunit.c (check_global_declaration): Check main_input_filename
21018 and DECL_SOURCE_FILE are not NULL.
21020 2016-02-23 Martin Jambor <mjambor@suse.cz>
21022 PR tree-optimization/69666
21023 * tree-sra.c (sra_modify_assign): Do not attempt to create
21024 default_def replacements for unscalarizable regions.
21026 2016-02-20 Mark Wielaard <mjw@redhat.com>
21029 * cgraphunit.c (check_global_declaration): Check level of
21030 warn_unused_const_variable and main_input_filename.
21031 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21032 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21033 (-Wunused-const-variable): Explain levels 1 and 2.
21035 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21038 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21039 identical arguments. Formatting and spelling fixes.
21042 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21047 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21048 and m68k-devices.def.
21049 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21050 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21052 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21054 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21055 and HImode registers.
21057 2016-02-22 Richard Biener <rguenther@suse.de>
21059 PR tree-optimization/69882
21060 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21061 preserve permutations present because of gaps.
21062 (vect_supported_load_permutation_p): Always continue checking
21063 permutations after vect_attempt_slp_rearrange_stmts.
21065 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21067 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21068 min_profitable_estimate, rather than min_profitable_iters.
21070 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21073 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21074 SImode for last match_operand.
21076 2016-02-22 Martin Liska <mliska@suse.cz>
21078 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21079 return bitsize - 1 as the return value.
21081 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21085 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21086 Handle negative shift counts.
21087 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21088 force_reg on the shift constant.
21089 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21090 (lshrsi3_d): Handle negative shift counts.
21092 2016-02-22 Richard Biener <rguenther@suse.de>
21093 Tom de Vries <tom@codesourcery.com>
21095 * graph.c: Include dumpfile.h.
21096 (print_graph_cfg): Split into three overloads.
21097 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21099 2016-02-22 Tom de Vries <tom@codesourcery.com>
21101 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21104 2016-02-22 Richard Biener <rguenther@suse.de>
21107 * ipa-inline-transform.c (inline_call): When not updating
21108 overall summaries adjust self size by the growth estimate.
21109 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21110 hash-set, do not update overall summaries here. Renamed from ...
21111 (inline_to_all_callers): ... this which is now wrapping the
21112 above and performing delayed overall summary update.
21113 (early_inline_small_functions): Delay updating of the overall
21116 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21118 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21121 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21124 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21125 :%* in %:gt() argument.
21126 (greater_than_spec_func): Adjust for expecting only numbers,
21127 if there are more than two numbers, compare the last two.
21129 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21131 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21132 -Wnarrowing with -std.
21134 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21137 * expr.c (store_field): Don't use bit-field path if exp is
21138 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21139 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21140 and the assignment can be performed by bitwise copy. Formatting
21143 PR middle-end/69838
21144 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21145 call copy_reg_eh_region_note_forward on before and/or after sequences
21146 and remove note from insn if it no longer can throw.
21149 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21150 if TARGET_AVX512BW.
21152 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21154 * config/s390/vector.md: Add missing commutative operand markers
21155 to the patterns which qualify for one.
21156 * config/s390/vx-builtins.md: Likewise.
21158 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21160 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21161 types to mode iterators.
21162 (vec_double): ... and mode attribute.
21163 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21165 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21167 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21168 Change the predicate of op2 from nonimmediate to general and let
21169 reload fix it if necessary.
21171 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21173 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21175 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21177 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21180 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21182 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21183 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21184 * config/s390/s390.md ("movstr<P:mode>"): Call
21185 s390_expand_vec_movstr.
21187 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21189 * config/s390/s390.md: Add missing output modifier for operand 1
21190 to print it as address properly.
21192 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21194 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21195 * config/s390/2964.md: New file.
21196 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21197 of insn grouping attributes depending on the CPU level.
21198 (s390_get_unit_mask): New function.
21199 (s390_sched_score): Remove the OOO from the scheduling macros.
21200 Add loop to calculate a score for the instruction mix.
21201 (s390_sched_reorder): Likewise plus improve debug output.
21202 (s390_sched_variable_issue): Rename macros as above. Calculate
21203 the unit distances after actually scheduling an insn. Improve
21205 (s390_sched_init): Clear last_scheduled_unit_distance array.
21206 * config/s390/s390.md: Include 2964.md.
21208 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21211 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21212 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21213 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21214 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21215 *avx512f_<code>v8div16qi2_mask_1): New insns.
21217 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21220 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21223 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21224 earlyclobber from target. Use wF constraint for fused memory
21226 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21228 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21229 Martin Liska <mliska@suse.cz>
21232 * cfgexpand.c (asan_sanitize_stack_p): New function.
21233 (partition_stack_vars): Use the function.
21234 (expand_stack_vars): Likewise.
21235 (defer_stack_allocation): Likewise.
21236 (expand_used_vars): Likewise.
21238 2016-02-18 Richard Biener <rguenther@suse.de>
21240 PR middle-end/69553
21241 * fold-const.c (operand_equal_p): Properly compare offsets for
21242 IMAGPART_EXPR and ARRAY_REF.
21244 2016-02-18 Nick Clifton <nickc@redhat.com>
21248 * config/arm/arm.c (arm_option_override_internal): Disable
21249 interworking if the target does not support thumb instructions.
21250 (arm_reload_in_hi): Handle the case where a register to register
21251 move needs reloading because there is no simple pattern to handle
21253 (arm_reload_out_hi): Likewise.
21255 2016-02-18 Richard Biener <rguenther@suse.de>
21257 PR middle-end/69854
21258 * match.pd: Don't use fold_binary or fold_unary for folding
21261 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21264 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21265 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21266 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21267 warn on gimple_no_warning_p statements.
21269 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21271 * doc/extend.texi (C++ Attributes): Correct description of
21272 warn_unused type attribute.
21274 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21276 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21277 correct instruction.
21279 2016-02-17 Richard Biener <rguenther@suse.de>
21281 PR rtl-optimization/69609
21282 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21283 (find_traces_1_round): When ending a trace update cached priority
21285 (bb_to_key): Use cached priority when available.
21286 (copy_bb): Initialize cached priority.
21287 (reorder_basic_blocks_software_trace_cache): Likewise.
21289 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21292 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21294 (aarch64_comparison_operator): Break overly long line into two.
21295 (aarch64_comparison_operation): Likewise.
21296 * config/aarch64/aarch64.md (cstorecc4): Use
21297 aarch64_comparison_operator_mode instead of
21298 aarch64_comparison_operator.
21299 (cstore<mode>4): Likewise.
21300 (aarch64_cstore<mode>): Likewise.
21301 (*cstoresi_insn_uxtw): Likewise.
21302 (cstore<mode>_neg): Likewise.
21303 (*cstoresi_neg_uxtw): Likewise.
21305 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21308 * config/arm/predicates.md (arm_comparison_operator_mode):
21310 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
21311 instead of arm_comparison_operator.
21312 (*mov_negscc): Likewise.
21313 (*mov_notscc): Likewise.
21314 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
21315 (*thumb2_mov_negscc): Likewise.
21316 (*thumb2_mov_negscc_strict_it): Likewise.
21317 (*thumb2_mov_notscc): Likewise.
21318 (*thumb2_mov_notscc_strict_it): Likewise.
21320 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
21322 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
21323 Add missing return.
21325 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
21327 * config/visium/visium.c (machine_libfunc_index): New enum.
21328 (machine_libfuncs): New structure.
21329 (visium_libfuncs): New static variable.
21330 (TARGET_INIT_LIBFUNCS): Define to...
21331 (visium_init_libfuncs): ...this. New function.
21332 (expand_block_move_4): Use the appropriate libfunc.
21333 (expand_block_move_2): Likewise.
21334 (expand_block_move_1): Likewise.
21335 (expand_block_set_4): Likewise.
21336 (expand_block_set_2): Likewise.
21337 (expand_block_set_1): Likewise.
21338 (visium_trampoline_init): Likewise.
21340 2016-02-17 Nick Clifton <nickc@redhat.com>
21342 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
21343 TI's devices.csv file as of March 2016.
21345 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
21348 * opts-global.c (handle_common_deferred_options): Introduce and
21349 initialize two global variables to remember command-line options
21350 specifying a stack-limiting register.
21351 * opts.h: Add extern declarations of the two new global variables.
21352 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
21353 variable based on the values of the two new global variables.
21355 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21358 * common.opt (Wnonnull-compare): New warning.
21359 * doc/invoke.texi (-Wnonnull): Remove text about comparison
21360 of arguments against NULL.
21361 (-Wnonnull-compare): Document.
21362 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
21363 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
21364 * passes.def (pass_warn_nonnull_compare): Add.
21365 * gimple-ssa-nonnull-compare.c: New file.
21367 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21369 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
21370 AARCH64_EXTRA_TUNE_RECIP_SQRT.
21372 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21374 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
21375 reciprocal sqrt for -mlow-precision-recip-sqrt.
21377 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21378 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21380 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
21381 always use lane loads to construct non-constant vectors.
21383 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21385 * config/aarch64/aarch64.md
21386 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
21387 constraints for operand 3.
21388 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
21390 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21391 Richard Biener <rguenther@suse.de>
21393 PR tree-optimization/69820
21394 * tree-vect-patterns.c (type_conversion_p): Return false if
21395 *orig_type is unsigned single precision or boolean.
21396 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
21399 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21401 PR rtl-optimization/69764
21402 PR rtl-optimization/69771
21403 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
21404 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
21406 2016-02-16 Richard Biener <rguenther@suse.de>
21408 PR tree-optimization/69776
21409 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
21411 (indirect_refs_may_alias_p): Likewise.
21412 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
21413 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
21414 according to tbaa_p.
21415 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
21416 (optimize_stmt): For redundant store discovery do not allow tbaa.
21418 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
21420 PR tree-optimization/69714
21421 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
21422 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
21424 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
21426 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
21427 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
21428 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
21429 * config/arc/arc.c (arc_init): Check FPU options.
21430 (get_arc_condition_code): Handle new CC_FPU* modes.
21431 (arc_select_cc_mode): Likewise.
21432 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
21433 register pair only. Allow access for ARCv2 accumulator.
21434 (gen_compare_reg): Whenever we have FPU support use FPU compare
21436 (arc_reorg): Don't generate brcc insns when FPU compare
21437 instructions are involved.
21438 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
21439 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
21440 floating point emulation.
21441 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
21442 (REVERSE_CONDITION): Add new CC_FPU* modes.
21443 (TARGET_FP_SP_BASE): Define.
21444 (TARGET_FP_DP_BASE): Likewise.
21445 (TARGET_FP_SP_FUSED): Likewise.
21446 (TARGET_FP_DP_FUSED): Likewise.
21447 (TARGET_FP_SP_CONV): Likewise.
21448 (TARGET_FP_DP_CONV): Likewise.
21449 (TARGET_FP_SP_SQRT): Likewise.
21450 (TARGET_FP_DP_SQRT): Likewise.
21451 (TARGET_FP_DP_AX): Likewise.
21452 * config/arc/arc.md (ARCV2_ACC): New constant.
21453 (type): New fpu type attribute.
21454 (SDF): Conditional iterator.
21455 (cstore<mode>, cbranch<mode>): Change expand condition.
21456 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
21457 handles FPU/FPX cases as well.
21458 * config/arc/arc.opt (mfpu): New option.
21459 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
21461 (adddf3, muldf3, subdf3): Removed.
21462 * config/arc/predicates.md (proper_comparison_operator): Recognize
21464 * config/arc/fpu.md: New file.
21465 * doc/invoke.texi (ARC Options): Document mfpu option.
21467 2016-02-16 Richard Biener <rguenther@suse.de>
21469 PR rtl-optimization/69291
21470 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
21471 noce_operand_ok check.
21473 2016-02-16 Tom de Vries <tom@codesourcery.com>
21476 * omp-low.c (simd_clone_create): Remove call to
21477 symtab->call_cgraph_insertion_hooks.
21479 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21481 PR tree-optimization/69802
21482 * tree-ssa-reassoc.c (update_range_test): If op is
21483 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
21484 op == 1 test of precision 1 integral op, otherwise handle
21485 that case as op itself. Fix up formatting.
21486 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
21489 2016-02-16 Richard Biener <rguenther@suse.de>
21491 PR tree-optimization/69586
21492 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
21493 types for conversion sources.
21495 2016-02-16 Richard Biener <rguenther@suse.de>
21497 PR middle-end/69801
21498 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
21499 mask OEP_ADDRESS_OF.
21501 2016-02-16 Alan Modra <amodra@gmail.com>
21504 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
21505 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21506 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21508 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21509 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21510 (p8_fmrgow_<mode>): Likewise.
21511 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21513 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21514 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21515 to use movdi_internal64. Remove op0_di.
21516 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21518 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21520 Add support for the FCCMP insn types
21522 * config/aarch64/aarch64.md (fccmp): Change insn type.
21523 (fccmpe): Likewise.
21524 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21525 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21526 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21527 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21528 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21529 * config/arm/types.md (fccmps): Add new insn type.
21530 (fccmpd): Likewise.
21532 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21534 * alias.c (get_alias_set): Fix a typo in comment.
21536 2016-02-15 Richard Biener <rguenther@suse.de>
21538 PR tree-optimization/69595
21539 * match.pd: Complete range test simplification to true.
21541 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21543 PR rtl-optimization/69648
21544 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21545 pic_offset_table_rtx.
21547 PR rtl-optimization/69752
21548 * ira.c (update_equiv_regs): When looking for more than a single SET,
21549 also take other side effects into account.
21551 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21553 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21554 for z900+ CPUs in 31-bit mode.
21556 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21558 * common/config/s390/s390-common.c (s390_supports_split_stack):
21560 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21561 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21562 * config/s390/s390.c (struct machine_function): New field
21563 split_stack_varargs_pointer.
21564 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21565 in s390_emit_prologue.
21566 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21568 (morestack_ref): New global.
21569 (SPLIT_STACK_AVAILABLE): New macro.
21570 (s390_expand_split_stack_prologue): New function.
21571 (s390_live_on_entry): New function.
21572 (s390_va_start): Use split-stack vararg pointer if appropriate.
21573 (s390_asm_file_end): Emit the split-stack note sections.
21574 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21575 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21576 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21577 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21578 (split_stack_prologue): New expand.
21579 (split_stack_space_check): New expand.
21580 (split_stack_data): New insn.
21581 (split_stack_call): New expand.
21582 (split_stack_call_*): New insn.
21583 (split_stack_cond_call): New expand.
21584 (split_stack_cond_call_*): New insn.
21586 2016-02-15 Richard Biener <rguenther@suse.de>
21588 PR tree-optimization/69783
21589 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21590 Add trivially correct cases.
21592 2016-02-15 Tom de Vries <tom@codesourcery.com>
21595 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21597 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21599 2016-02-15 Richard Biener <rguenther@suse.de>
21601 PR tree-optimization/69776
21602 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21603 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21604 indicate whether we can use TBAA to disambiguate against stores.
21605 Use alias-set zero if not.
21606 (visit_reference_op_store): Do not use TBAA when looking up
21608 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21609 (eliminate_dom_walker::before_dom_children): But not when looking
21610 up redundant stores.
21612 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21614 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21616 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21618 * config/i386/znver1.md
21619 (znver1_pop, znver1_pop_mem,
21620 znver1_load_imov_double_store,
21621 znver1_load_imov_direct_store,
21622 znver1_load_imov_direct_load,
21623 znver1_load_imov_double_load): Add new.
21624 (znver1_insn, znver1_insn_load): Add icmov type.
21625 (znver1_sseavx_fma,
21626 znver1_sseavx_fma_load,
21628 znver1_avx256_fma_load): Fix pipe usage.
21630 2016-02-14 Alan Modra <amodra@gmail.com>
21633 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21634 with an invalid hard reg, reload just the reg not the entire
21635 pre/post-inc/dec address expression.
21637 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21640 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21641 fixed R1_REG scratch reg.
21642 (sibcall_value_pcrel_fdpic): Likewise.
21644 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21648 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21650 2016-02-12 Walter Lee <walt@tilera.com>
21652 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21653 * config/tilegx/t-tilegx: Likewise.
21655 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21658 * diagnostic-show-locus.c (struct line_span): New struct.
21659 (layout::get_first_line): Delete.
21660 (layout::get_last_line): Delete.
21661 (layout::get_num_line_spans): New member function.
21662 (layout::get_line_span): Likewise.
21663 (layout::print_heading_for_line_span_index_p): Likewise.
21664 (layout::get_expanded_location): Likewise.
21665 (layout::calculate_line_spans): Likewise.
21666 (layout::m_first_line): Delete.
21667 (layout::m_last_line): Delete.
21668 (layout::m_line_spans): New field.
21669 (layout::layout): Update comment. Replace m_first_line and
21670 m_last_line with m_line_spans, replacing their initialization
21671 with a call to calculate_line_spans.
21672 (diagnostic_show_locus): When printing source lines and
21673 annotations, rather than looping over a single span
21674 of lines, instead loop over each line_span within
21675 the layout, with an inner loop over the lines within them.
21676 Call the context's start_span callback when changing line spans.
21677 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21678 (diagnostic_build_prefix): Break out the building of the location
21679 part of the string into...
21680 (diagnostic_get_location_text): ...this new function, rewriting
21681 it from nested ternary expressions to a sequence of "if"
21683 (default_diagnostic_start_span_fn): New function.
21684 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21685 (diagnostic_context::start_span): New field.
21686 (default_diagnostic_start_span_fn): New prototype.
21688 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21691 * gcc.c (driver::finalize): Fix cleanup of "specs".
21693 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21697 * gcc.c (driver::driver): Initialize m_option_suggestions.
21698 (driver::~driver): Clean up m_option_suggestions.
21699 (suggest_option): Convert to...
21700 (driver::suggest_option): ...this, and split out into
21701 driver::build_option_suggestions and find_closest_string.
21702 (driver::build_option_suggestions): New function, from
21703 first half of suggest_option. Special-case
21704 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21705 the sanitizer_opts array. For options of enum types, add the
21706 various enum values to the candidate strings.
21707 (driver::handle_unrecognized_options): Remove "const".
21708 * gcc.h (driver::handle_unrecognized_options): Likewise.
21709 (driver::build_option_suggestions): New decl.
21710 (driver::suggest_option): New decl.
21711 (driver::m_option_suggestions): New field.
21712 * opts-common.c (add_misspelling_candidates): New function.
21713 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21714 and make non-static.
21715 * opts.h (sanitizer_opts): New array decl.
21716 (add_misspelling_candidates): New function decl.
21717 * spellcheck.c (find_closest_string): New function.
21718 * spellcheck.h (find_closest_string): New function decl.
21720 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21722 PR rtl-optimization/69764
21723 PR rtl-optimization/69771
21724 * optabs.c (expand_binop_directly): For shift_optab_p, force
21725 convert_modes with VOIDmode if xop1 has VOIDmode.
21727 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21730 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21731 to correctly determine instrumentation thunks.
21733 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21736 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21737 type by reference, force lhs on the call.
21740 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21741 Compute retval and retbnd early in all cases if split_part_return_p
21742 and return_bb is not EXIT. Remove all clobber stmts and reset
21743 all debug stmts that refer to SSA_NAMEs defined in split part,
21744 except if it is retval, in that case replace the old retval with the
21745 lhs of the call to the split part.
21747 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21750 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21752 PR middle-end/66726
21753 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21754 whose result is used in PHI.
21755 (maybe_optimize_range_tests): Likewise.
21756 (final_range_test_p): Likweise.
21758 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21760 PR middle-end/66726
21761 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21762 whose result is used in PHI.
21763 (maybe_optimize_range_tests): Likewise.
21764 (final_range_test_p): Likweise.
21766 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21768 * cgraph.c: Spelling fixes - behaviour -> behavior and
21769 neighbour -> neighbor.
21770 * target.def: Likewise.
21771 * sel-sched.c: Likewise.
21772 * config/mips/mips.c: Likewise.
21773 * config/arc/arc.md: Likewise.
21774 * config/arm/cortex-a57.md: Likewise.
21775 * config/arm/arm.c: Likewise.
21776 * config/arm/neon.md: Likewise.
21777 * config/arm/arm-c.c: Likewise.
21778 * config/vms/vms-c.c: Likewise.
21779 * config/s390/s390.c: Likewise.
21780 * config/i386/znver1.md: Likewise.
21781 * config/i386/i386.c: Likewise.
21782 * config/ia64/hpux-unix2003.h: Likewise.
21783 * config/msp430/msp430.md: Likewise.
21784 * config/rx/rx.c: Likewise.
21785 * config/rx/rx.md: Likewise.
21786 * config/aarch64/aarch64-simd.md: Likewise.
21787 * config/aarch64/aarch64.c: Likewise.
21788 * config/nvptx/nvptx.c: Likewise.
21789 * config/bfin/bfin.c: Likewise.
21790 * config/cris/cris.opt: Likewise.
21791 * config/rs6000/rs6000.c: Likewise.
21792 * target.h: Likewise.
21793 * spellcheck.c: Likewise.
21794 * ira-build.c: Likewise.
21795 * tree-inline.c: Likewise.
21796 * builtins.c: Likewise.
21797 * lra-constraints.c: Likewise.
21798 * explow.c: Likewise.
21799 * hwint.h: Likewise.
21800 * targhooks.c: Likewise.
21801 * tree-vect-data-refs.c: Likewise.
21802 * expr.c: Likewise.
21803 * doc/tm.texi: Likewise.
21804 * doc/extend.texi: Likewise.
21805 * doc/install.texi: Likewise.
21806 * doc/md.texi: Likewise.
21807 * tree-ssa-tail-merge.c: Likewise.
21808 * sched-int.h: Likewise.
21809 * match.pd: Likewise.
21810 * sched-ebb.c: Likewise.
21811 * target.def (omit_struct_return_reg): Likewise.
21812 * gimple-ssa-isolate-paths.c: Likewise.
21813 (find_implicit_erroneous_behaviour): Renamed to...
21814 (find_implicit_erroneous_behavior): ... this.
21815 (find_explicit_erroneous_behaviour): Renamed to...
21816 (find_explicit_erroneous_behavior): ... this.
21817 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21819 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21821 PR rtl-optimization/64682
21822 PR rtl-optimization/69567
21823 PR rtl-optimization/69737
21824 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21825 in I2 as well, just lose it.
21827 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21829 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21831 (aarch64_last_printed_tune_string): Likewise.
21832 (aarch64_declare_function_name): Only output .arch assembler
21833 directive if it will be different from the previously output
21834 directive. Same for .tune comment but only if -dA is set.
21835 (aarch64_start_file): New function.
21836 (TARGET_ASM_FILE_START): Define.
21838 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21841 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21843 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21846 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21847 -Wmaybe-uninitialized warning.
21849 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21852 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21854 2016-02-11 Richard Biener <rguenther@suse.de>
21856 PR rtl-optimization/69291
21857 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21858 subexpressions affected by changing the result.
21860 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21863 * lra-constraints.c (curr_insn_transform): Find in/out operands
21864 for secondary memory moves. Update dups.
21866 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21868 PR tree-optimization/69652
21869 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21870 to nested loop, did source re-formatting, skip debug statements,
21871 add check on statement with volatile operand, remove dead scalar
21874 2016-02-10 Jakub Jelinek <jakub@redhat.com>
21875 Patrick Palka <ppalka@gcc.gnu.org>
21879 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21880 calls if the return type is TREE_ADDRESSABLE.
21881 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
21882 * ipa-split.c (split_function): Fix doubled "we" in comment.
21883 Use void return type for the split part even if
21884 !split_point->split_part_set_retval.
21886 2016-02-10 Bin Cheng <bin.cheng@arm.com>
21888 PR tree-optimization/68021
21889 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
21890 when computing the value of biv cand by itself.
21892 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21894 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
21895 (cortexa57_tunings): Likewise.
21896 (cortexa72_tunings): Likewise.
21897 (arch_macro_fusion_pair_p): Add support for AES fusion.
21898 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
21899 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
21900 Allow virtual registers before reload so early scheduling works.
21901 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
21902 correct latency and pipeline.
21903 (cortex_a57_crypto_complex): Likewise.
21904 (cortex_a57_crypto_xor): Likewise.
21905 (define_bypass): Add AES bypass.
21907 2016-02-10 Richard Biener <rguenther@suse.de>
21909 PR tree-optimization/69726
21910 * passes.def: Add DCE pass before late uninit.
21911 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
21912 really fixup if-conversions job.
21914 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21916 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
21917 (arm_cortex_a57_tune): Likewise.
21918 (aarch_macro_fusion_pair_p): Add support for AES fusion.
21919 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
21921 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
21923 * timevar.def (TV_PHASE_DBGINFO): Delete.
21924 (TV_PHASE_CHECK_DBGINFO): Likewise.
21925 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
21927 2016-02-10 Richard Biener <rguenther@suse.de>
21929 PR tree-optimization/69719
21930 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21931 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
21933 2016-02-09 Andrew Pinski <apinski@cavium.com>
21936 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
21937 get_vcond_mask_icode returns false.
21939 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
21942 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
21943 an ADDIS that adds a pointer to a large constant that sets the
21944 upper16 bits with a load operation.
21946 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21949 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
21951 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
21953 (vzipq_s16): Likewise.
21954 (vzipq_s32): Likewise.
21955 (vzipq_f32): Likewise.
21956 (vzipq_u8): Likewise.
21957 (vzipq_u16): Likewise.
21958 (vzipq_u32): Likewise.
21959 (vzipq_p8): Likewise.
21960 (vzipq_p16): Likewise.
21962 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21965 * config/arm/arm.c (neon_endian_lane_map): New function.
21966 (neon_vector_pair_endian_lane_map): New function.
21967 (arm_evpc_neon_vuzp): Allow for big endian lane order.
21968 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
21970 (vuzpq_s16): Likewise.
21971 (vuzpq_s32): Likewise.
21972 (vuzpq_f32): Likewise.
21973 (vuzpq_u8): Likewise.
21974 (vuzpq_u16): Likewise.
21975 (vuzpq_u32): Likewise.
21976 (vuzpq_p8): Likewise.
21977 (vuzpq_p16): Likewise.
21979 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
21982 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
21985 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
21987 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
21988 truncate const_int operand 1 to QImode.
21990 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
21992 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
21993 corresponding to an abnormal edge.
21995 2016-02-09 Tom de Vries <tom@codesourcery.com>
21997 PR tree-optimization/69599
21998 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22000 (find_func_aliases_for_builtin_call, find_func_clobbers)
22001 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22004 2016-02-09 Richard Biener <rguenther@suse.de>
22006 PR tree-optimization/69715
22007 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22008 LHS on calls as non-rewritable.
22010 2016-02-09 Tom de Vries <tom@codesourcery.com>
22013 * lto-wrapper.c (append_diag_options): New function.
22014 (compile_offload_image): Call append_diag_options.
22016 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22019 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22020 Minor copy-edit to fix verb tenses.
22022 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22024 PR tree-optimization/69209
22025 * ipa-split.c (split_function): If split part is not
22026 returning retval, retval has gimple type but is not
22027 gimple value, force it into a SSA_NAME first.
22029 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22031 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22034 2016-02-08 Jason Merrill <jason@redhat.com>
22037 * convert.c (convert_to_integer_1): Check dofold on truncation
22039 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22040 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22041 Rename from *_nofold.
22042 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22043 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22045 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22048 * tree.c (build_common_tree_nodes): Remove short_double argument.
22049 All callers changed.
22050 * tree.h (build_common_tree_nodes): Adjust declaration.
22051 * doc/invoke.texi (-fshort-double): Remove documentation.
22052 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22053 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22054 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22055 (append_linker_options): Don't handle OPT_fshort_double.
22057 PR rtl-optimization/68730
22058 * lra-remat.c (insn_to_cand_activation): New static variable.
22059 (lra_remat): Allocate and free it.
22060 (create_cand): New arg activation. Initialize a field in
22061 insn_to_cand_activation if it is nonnull.
22062 (create_cands): Pass the activation insn to create_cand when making
22063 a candidate involving an output reload. Reorganize code a little.
22064 (do_remat): Keep track of active status of candidates in a separate
22067 2016-02-08 Richard Biener <rguenther@suse.de>
22069 PR tree-optimization/69719
22070 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22071 Properly use absolute of the difference of the two offsets to
22072 compare or adjust the segment length.
22074 2016-02-08 Richard Biener <rguenther@suse.de>
22075 Jeff Law <law@redhat.com>
22078 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22079 types for anonymous SSA names.
22081 2016-02-08 Richard Biener <rguenther@suse.de>
22083 PR rtl-optimization/69274
22084 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22086 2016-02-08 Jeff Law <law@redhat.com>
22088 PR tree-optimization/65917
22089 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22090 equivalences from if (x == y) style conditionals.
22091 (loop_depth_of_name): Remove.
22092 (record_equality): Remove loop depth check.
22093 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22094 (const_and_copies::record_const_or_copy_raw): New member function.
22095 * tree-ssa-scopedtables.c
22096 (const_and_copies::record_const_or_copy_raw): New, factored out of
22097 (const_and_copies::record_const_or_copy): Call new member function.
22099 2016-02-05 Jeff Law <law@redhat.com>
22101 PR tree-optimization/68541
22102 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22103 (count_stmts_in_block): New function.
22104 (poor_ifcvt_candidate_code): Likewise.
22105 (is_feasible_trace): Add some heuristics to determine when path
22106 splitting is profitable.
22107 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22108 is a diamond with a single exit.
22110 2016-02-05 Martin Sebor <msebor@redhat.com>
22113 * doc/invoke.texi: Update -Wplacement-new to take an optional
22116 2016-02-06 Richard Henderson <rth@redhat.com>
22119 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22120 out of non-standard address spaces.
22122 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22124 PR rtl-optimization/69691
22125 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22127 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22129 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22130 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22131 (*ieee128_mfvsrd_64bit): Likewise.
22132 (*ieee128_mfvsrd_32bit): Likewise.
22134 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22138 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22140 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22141 instrumented_version.
22143 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22145 * doc/invoke.texi (Optimize Options): In table of --param options
22146 rename second occurrence of tracer-min-branch-ratio to
22147 tracer-min-branch-probability, rename
22148 tracer-min-branch-ratio-feedback to
22149 tracer-min-branch-probability-feedback and clarify description,
22150 rename sched-spec-state-edge-prob-cutoff to
22151 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22152 to selsched-insns-to-rename, rename lto-minpartition to
22153 lto-min-partition, delete reorder-blocks-duplicate and
22154 reorder-blocks-duplicate-feedback.
22156 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22158 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22161 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22163 * doc/extend.texi: S/390: Correct some typos.
22165 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22167 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22169 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22172 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22173 (s390_register_info_gprtofpr): Use new macros above.
22174 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22176 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22177 its name. Adjust restore and save gpr ranges.
22178 (s390_register_info_set_ranges): New function.
22179 (s390_register_info): Use new macros above. Call
22180 s390_register_info_set_ranges.
22181 (s390_optimize_register_info): Likewise.
22182 (s390_hard_regno_rename_ok): Use new macros.
22183 (s390_hard_regno_scratch_ok): Likewise.
22184 (s390_emit_epilogue): Likewise.
22185 (s390_can_use_return_insn): Likewise.
22186 (s390_optimize_prologue): Likewise.
22187 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22189 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22192 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22194 (ix86_option_override_internal): Disable TARGET_STV even for
22195 -m{incoming,preferred}-stack-boundary=3.
22197 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22199 * config.gcc: Mark deprecated rtems targets as obsolete.
22201 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22203 PR rtl-optimization/64682
22204 PR rtl-optimization/69567
22205 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22206 before I2 only if the register is both used and set in I2.
22208 2016-02-04 DJ Delorie <dj@redhat.com>
22210 * config/msp430/msp430.c (msp430_start_function): Add function type.
22212 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22215 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22217 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22219 PR rtl-optimization/69577
22221 2015-10-29 Richard Henderson <rth@redhat.com>
22225 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22226 sse check to the exact conditions of PR 67609.
22228 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22231 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22232 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22233 not allowed into the traditional Altivec registers.
22234 (movtd_64bit_nodm): Likewise.
22235 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22237 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22239 * config/aarch64/cortex-a57-fma-steering.c
22240 (aarch64_register_fma_steering): Remove "static" from arguments
22243 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22246 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22247 twice when complex.
22249 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22251 * doc/invoke.texi: Delete -mno-fma4.
22253 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22255 PR rtl-optimization/69577
22256 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22257 (find_subregs_of_mode): Update accordingly. Iterate over partial
22260 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22262 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22263 * config/arm/arm.c (neon_reinterpret): Remove.
22264 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22265 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22266 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22267 vreinterpretti): Remove.
22268 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22269 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22270 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22271 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22272 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22273 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22274 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22275 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22276 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22277 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22278 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22279 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22280 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22281 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22282 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22283 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22284 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22285 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22286 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22287 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22288 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22289 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22290 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22291 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22292 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22293 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22294 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22295 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22296 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22297 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22298 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22299 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22300 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22301 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22302 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22303 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22304 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22305 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22306 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22307 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22308 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
22309 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
22310 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
22311 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
22312 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
22313 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
22314 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
22315 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
22316 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
22317 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
22318 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
22319 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
22320 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
22321 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
22322 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
22323 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
22324 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
22325 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
22326 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
22327 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
22328 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
22329 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
22330 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
22331 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
22332 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
22333 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
22334 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
22335 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
22336 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
22337 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
22338 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
22339 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
22340 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
22341 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
22342 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
22343 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
22344 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
22345 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
22346 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
22347 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
22348 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
22349 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
22350 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
22351 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
22352 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
22353 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
22354 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
22355 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
22356 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
22357 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
22358 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
22359 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
22360 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
22361 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
22362 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
22363 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
22364 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
22365 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
22366 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
22367 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
22368 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
22369 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
22370 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
22372 2016-02-04 Martin Liska <mliska@suse.cz>
22375 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
22376 that are gimple_store_p.
22377 (maybe_instrument_call): Likewise.
22379 2016-02-04 Bin Cheng <bin.cheng@arm.com>
22381 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
22382 register scaling out of memory reference and comment why.
22384 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22388 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
22389 folding the source of a SET.
22391 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22395 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
22396 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
22398 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
22402 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
22405 2016-02-04 Christian Bruel <christian.bruel@st.com>
22407 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
22408 * config/arm/arm.c (arm_set_current_function): Likewise.
22410 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22411 Ilya Enkovich <enkovich.gnu@gmail.com>
22412 H.J. Lu <hongjiu.lu@intel.com>
22415 * config/i386/i386.c (convert_scalars_to_vector): Remove
22416 stack alignment fixes.
22417 (ix86_option_override_internal): Disable TARGET_STV if stack
22418 might not be aligned enough.
22419 (ix86_minimum_alignment): Assert that TARGET_STV is false.
22421 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
22423 * config/i386/x86-tune.def: Disable default prefetching
22426 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22427 Vladimir Makarov <vmakarov@redhat.com>
22430 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
22431 in validating fused toc addresses.
22433 2016-02-03 Jakub Jelinek <jakub@redhat.com>
22436 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
22437 range->m_caret fields if range->m_show_caret_p is false.
22440 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22441 Force oldval into register if it does not satisfy reg_or_short_operand
22442 predicate. Fix up formatting.
22444 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
22445 Alexandre Oliva <aoliva@redhat.com>
22448 * lra-constraints.c (simplify_operand_subreg): Check additionally
22449 address validity after potential reloading.
22450 (process_address_1): Check insns validity. In case of failure do
22453 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
22456 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
22459 2016-02-02 Jakub Jelinek <jakub@redhat.com>
22461 * wide-int.cc (canonize_uhwi): New function.
22462 (wi::divmod_internal): Use it.
22464 2016-02-02 James Norris <jnorris@codesourcery.com>
22466 * gimplify.c (omp_notice_variable): Add usage check.
22468 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
22470 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
22471 like LE, GE, LT, GT when emitting relational operator.
22473 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22475 * ira-costs.c (find_costs_and_classes): Add extra argument.
22476 * target.def (ira_change_pseudo_allocno_class): Add parameter.
22477 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
22478 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
22479 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
22480 Add best_class parameter, and return it if not ALL_REGS.
22481 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
22483 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
22484 Update target hook.
22486 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22488 * config/aarch64/aarch64.c
22489 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
22490 (aarch64_ira_change_pseudo_allocno_class): New function.
22492 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
22495 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
22497 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22499 * config/avr/avr.c (avr_option_override): Set
22500 PARAM_ALLOW_STORE_DATA_RACES to 1.
22502 2016-02-02 Richard Biener <rguenther@suse.de>
22504 PR tree-optimization/69595
22505 * match.pd: Add range test simplifications to true/false.
22507 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22509 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22510 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22513 2016-02-02 Richard Biener <rguenther@suse.de>
22515 PR tree-optimization/69606
22516 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22517 info on the result before moving a stmt.
22519 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22521 PR middle-end/68542
22522 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22523 branch with vector comparison.
22524 * config/i386/sse.md (VI48_AVX): New mode iterator.
22525 (define_expand "cbranch<mode>4): Add support for conditional branch
22526 with vector comparison.
22527 * tree-vect-loop.c (optimize_mask_stores): New function.
22528 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22529 has_mask_store field of vect_info.
22530 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22531 vectorized loops having masked stores after vec_info destroy.
22532 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22533 correspondent macros.
22534 (optimize_mask_stores): Add prototype.
22536 2016-02-02 Alan Modra <amodra@gmail.com>
22539 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22542 2016-02-02 Alan Modra <amodra@gmail.com>
22545 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22546 whenever toc_label_name used.
22547 (rs6000_file_start): Don't set up toc section here,
22548 (rs6000_output_function_epilogue): do so here instead,
22549 (rs6000_xcoff_file_start): and here.
22550 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22551 (load_toc_aix_di): Likewise.
22553 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22555 PR rtl-optimization/69592
22556 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22557 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22558 (num_sign_bit_copies_binary_arith_p): New inline function.
22559 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22561 2016-02-01 Jeff Law <law@redhat.com>
22563 PR tree-optimization/69580
22564 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22565 * tree-ssa-threadbackward.c
22566 (fsm_find_control_statement_thread_paths): Do not try to walk
22567 through large PHI nodes.
22569 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22571 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22572 when count is incremented above limit, don't analyze further
22575 * omp-low.c (oacc_parse_default_dims): Avoid
22576 -Wsign-compare warning, make sure value fits into int
22577 rather than just unsigned int.
22579 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22581 PR tree-optimization/67921
22582 * fold-const.c (split_tree): New parameters. Convert pointer
22583 type variable part to proper type before negating.
22584 (fold_binary_loc): Pass new arguments to split_tree.
22586 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22588 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22589 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22590 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22591 * doc/tm.texti: Rebuilt.
22592 * doc/invoke.texi (fopenacc-dim): Document.
22593 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22594 (append_compiler_options): Likewise.
22595 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22596 (oacc_parse_default_dims): New.
22597 (oacc_validate_dims): Add USED arg. Select non-unity default when
22599 (oacc_loop_fixed_partitions): Return mask of used partitions.
22600 (oacc_loop_auto_partitions): Emit dump info.
22601 (oacc_loop_partition): Return mask of used partitions.
22602 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22603 loop partitioning and validation calls.
22605 2016-02-01 Richard Biener <rguenther@suse.de>
22607 PR middle-end/69556
22608 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22610 2016-02-01 Richard Biener <rguenther@suse.de>
22612 PR tree-optimization/69574
22613 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22614 of asserting return chrec_dont_know.
22616 2016-02-01 Martin Liska <mliska@suse.cz>
22618 * mem-stats-traits.h: Add copyright header.
22619 * mem-stats.h: Likewise.
22621 2016-02-01 Richard Biener <rguenther@suse.de>
22623 PR tree-optimization/69579
22624 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22625 Do not propagate through abnormal PHI results.
22627 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22629 * postreload.c (reload_cse_simplify): Remove dead code.
22631 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22633 PR rtl-optimization/69570
22634 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22635 if there is more than one set, not if there is a single set.
22637 2016-02-01 Richard Henderson <rth@redhat.com>
22640 * combine.c (make_compound_operation): When looking through a
22641 subreg, make sure to re-extend to the width of the outer mode.
22643 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22645 PR tree-optimization/69546
22646 * wide-int.cc (wi::divmod_internal): For unsigned division
22647 where both operands fit into uhwi, if o1 is 1 and o0 has
22648 msb set, if divident_prec is larger than bits per hwi,
22649 clear another quotient word and return 2 instead of 1.
22650 Similarly for remainder with msb in HWI set, if dividend_prec
22651 is larger than bits per hwi.
22653 2016-01-29 Martin Jambor <mjambor@suse.cz>
22655 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22656 Use short lowercase names.
22657 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22658 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22659 acq_rel one. Protect warning agains segfaults if
22660 get_memory_order_name returns NULL.
22661 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22662 with release semantics. Do not warn if get_memory_order already did.
22663 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22664 semantics. Fix check for relaxed or acquire semantics. Do not warn
22665 if get_memory_order already did.
22667 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22669 * doc/install.texi: Document that isl-0.16 is supported.
22671 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22674 * config/i386/constraints.md (Bm): Describe as special memory
22676 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22677 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22678 * genpreds.c (struct constraint_data): Add is_special_memory.
22679 (have_special_memory_constraints, special_memory_start): New
22681 (special_memory_end): Ditto.
22682 (add_constraint): Add new arg is_special_memory. Add code to
22683 process its true value. Update have_special_memory_constraints.
22684 (process_define_constraint): Pass the new arg.
22685 (process_define_register_constraint): Ditto.
22686 (choose_enum_order): Process special memory.
22687 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22688 function insn_extra_special_memory_constraint.
22689 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22690 * gensupport.c (process_rtx): Process
22691 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22692 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22693 * ira-lives.c (single_reg_class): Use
22694 insn_extra_special_memory_constraint.
22695 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22696 * lra-constraints.c (process_alt_operands): Ditto.
22697 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22698 * recog.c (asm_operand_ok, preprocess_constraints): Process
22700 * reload.c (find_reloads): Ditto.
22701 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22702 * stmt.c (parse_input_constraint): Use
22703 insn_extra_special_memory_constraint.
22705 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22708 * lra-splill.c (lra_final_code_change): Revert r229087 by
22709 removing all sub-registers.
22711 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22714 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22716 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22719 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22720 SSE1, copy target into the temporary reg first before recursing
22723 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22725 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22728 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22730 * ginclude/stdarg.h: Test __cplusplus instead of
22731 __GXX_EXPERIMENTAL_CXX0X__.
22733 2016-01-29 Richard Biener <rguenther@suse.de>
22735 PR tree-optimization/69547
22736 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22737 Do not mark clobbers necessary.
22738 (mark_all_reaching_defs_necessary_1): Likewise.
22740 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22742 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22743 declaration name with %qs and print it in both error messages.
22744 Also fix indentation.
22746 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22749 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22750 trailing blank line from error message.
22752 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22755 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22758 2016-01-29 Richard Biener <rguenther@suse.de>
22760 PR middle-end/69537
22761 * match.pd: Allow all integral types when simplifying a
22762 widening or sign-changing conversion.
22764 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22766 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22767 back to setting codegen_error to fail codegen.
22769 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22772 * config/i386/constraints.md (C): Only accept constant zero operand.
22773 (BC): New constraint.
22774 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22775 instead of C constraint.
22776 * doc/md.texi (Machine Constraints): Update description
22779 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22782 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22784 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22786 PR middle-end/69542
22787 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22790 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22792 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22793 branches if using guessed profile.
22795 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22797 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22799 2016-01-28 Richard Henderson <rth@redhat.com>
22802 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22803 * config/aarch64/aarch64-protos.h: Update.
22804 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22805 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22806 (aarch64_get_condition_code_1): Handle CC_Cmode.
22807 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22808 (*add<mode>3_compareC_cconly_imm): New.
22809 (*add<mode>3_compareC_cconly): New.
22810 (*add<mode>3_compareC_imm): New.
22811 (add<mode>3_compareC): New.
22812 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22813 to be first. Use aarch64_carry_operation.
22814 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22815 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22816 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22817 (subti3): Use subdi3_compare1.
22818 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22819 (sub<mode>3_compare1): New.
22820 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22821 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22822 (*subsi3_carryin_uxtw): Likewise.
22823 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22824 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22825 * config/aarch64/iterators.md (DWI): New.
22826 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22827 (aarch64_borrow_operation): New.
22829 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22831 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22832 message when isl does not return a valid schedule.
22834 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22836 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22837 Remove comments from class declarations: they are already in the code
22840 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22842 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22844 (ternary_op_to_tree): Same.
22845 (unary_op_to_tree): Same.
22846 (nary_op_to_tree): Same.
22847 (gcc_expression_from_isl_expr_op): Same.
22848 (gcc_expression_from_isl_expression): Same.
22849 (graphite_create_new_loop): Same.
22850 (graphite_create_new_loop_guard): Same.
22851 (build_iv_mapping): Same.
22852 (graphite_create_new_guard): Same.
22853 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22854 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22856 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22858 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22859 instead of setting codegen_error to fail codegen.
22861 2016-01-28 Jason Merrill <jason@redhat.com>
22863 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22865 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22867 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22868 Remove CONST_INT_P check in CCMP cost calculation.
22870 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22872 * config/aarch64/aarch64.c (generic_vector_cost):
22873 Set vec_permute_cost.
22874 (cortexa57_vector_cost): Likewise.
22875 (exynosm1_vector_cost): Likewise.
22876 (xgene1_vector_cost): Likewise.
22877 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
22878 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
22879 Add vec_permute_cost entry.
22881 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22883 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
22885 (add<mode>3_compare0): Likewise.
22886 (addsi3_compare0_uxtw): Likewise.
22887 (add<mode>3nr_compare0): Likewise.
22888 (compare_neg<mode>): Likewise.
22889 (<optab><mode>3): Likewise.
22891 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
22893 * tree-vect-stmts.c (vectorizable_comparison): Add
22894 NULL check for vectype.
22896 2016-01-28 Richard Biener <rguenther@suse.de>
22898 PR tree-optimization/69466
22899 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
22900 Account for PHIs we couldn't duplicate.
22902 2016-01-28 Martin Liska <mliska@suse.cz>
22905 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
22906 instead of ENABLE_VALGRIND_CHECKING.
22908 2016-01-27 Richard Henderson <rth@redhat.com>
22911 * lra-remat.c (subreg_regs): New.
22912 (dump_candidates_and_remat_bb_data): Dump it.
22913 (operand_to_remat): Reject if operand in subreg_regs.
22914 (set_bb_regs): Collect subreg_regs.
22915 (lra_remat): Init and free subreg_regs. Compute
22916 calculate_local_reg_remat_bb_data before create_cands.
22918 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
22921 * config/i386/i386.c (ix86_update_stack_boundary): Don't
22922 change stack_alignment_needed for __tls_get_addr call.
22924 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
22926 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
22928 2016-01-27 Jeff Law <law@redhat.com>
22930 PR tree-optimization/68398
22931 PR tree-optimization/69196
22932 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
22933 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
22934 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22935 Only count PHIs in the last block in the path. The others will
22936 const/copy propagate away. Add heuristic to allow more irreducible
22937 subloops to be created when it is likely profitable to do so.
22939 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22940 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
22941 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
22943 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22946 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
22947 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
22948 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
22949 * tree-streamer-in.c: Include asan.h.
22950 (streamer_get_builtin_tree): For builtins in sanitizer
22951 range call initialize_sanitizer_builtins and retry.
22953 2016-01-27 Ian Lance Taylor <iant@google.com>
22955 * common.opt (fkeep-gc-roots-live): New undocumented option.
22956 * tree-ssa-loop-ivopts.c (add_candidate_1): If
22957 -fkeep-gc-roots-live, skip pointers.
22958 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
22961 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
22964 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
22965 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
22967 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
22970 * configure.ac: NetBSD provides SSP in its C library.
22971 * configure: Updated.
22973 2016-01-27 Richard Biener <rguenther@suse.de>
22975 PR tree-optimization/69166
22976 * tree-vect-loop.c (vect_is_simple_reduction): Always check
22977 reduction code for commutativity / associativity.
22979 2016-01-27 Martin Jambor <mjambor@suse.cz>
22981 PR tree-optimization/69355
22982 * tree-sra.c (analyze_access_subtree): Correct hole detection when
22983 total_scalarization fails.
22985 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
22987 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
22990 2016-01-27 Christian Bruel <christian.bruel@st.com>
22993 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
22994 Move arm_reset_previous_fndecl and set_target_option_current_node in
22995 the conditional part. Call save_restore_target_globals.
22996 * config/arm/arm.c (arm_set_current_function):
22997 Refactor to better support #pragma target and attribute mix.
22998 Call save_restore_target_globals.
22999 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23001 2016-01-27 Martin Liska <mliska@suse.cz>
23003 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23004 reference for an HSA kernel and its host function.
23006 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23008 PR tree-optimization/69399
23009 * wide-int.h (wi::lrshift): For larger precisions, only
23010 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23012 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23014 * config/arc/predicates.md (proper_comparison_operator): Reject
23015 constant-constant comparison.
23017 2016-01-26 Tom de Vries <tom@codesourcery.com>
23019 PR tree-optimization/69110
23020 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23021 DR_NUM_DIMENSIONS == 0.
23023 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23024 Sebastian Pop <s.pop@samsung.com>
23026 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23027 isl_ast_op_cond and isl_ast_op_select.
23028 (gcc_expression_from_isl_expr_op): Same.
23030 2016-01-26 Jason Merrill <jason@redhat.com>
23033 * tree.c (recompute_constructor_flags): Split out from
23035 (verify_constructor_flags): New.
23036 * tree.h: Declare them.
23038 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23040 PR rtl-optimization/69217
23041 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23042 are no TYPE_FIELDS set for the record type.
23044 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23047 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23048 toc_label_name unconditionally.
23049 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23050 SYMBOL_REF string. Use toc_label_name instead of constructing
23052 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23053 constructing LCTOC1.
23055 2016-01-26 Martin Sebor <msebor@redhat.com>
23058 * doc/extend.texi (Common Type Attributes): Move text that talks about
23059 attribute packed from attribute aligned to the section discussing
23060 the former attribute for clarity.
23062 2016-01-26 Richard Henderson <rth@redhat.com>
23064 PR middle-end/60908
23065 * trans-mem.c (tm_region_init): Mark entry block as visited.
23067 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23070 * diagnostic-show-locus.c (layout::print_source_line): Replace
23071 call to pp_newline with call to layout::print_newline.
23072 (layout::print_annotation_line): Likewise.
23073 (layout::move_to_column): Likewise.
23074 (layout::print_any_fixits): After printing any fixits, print a
23075 trailing newline, if necessary.
23076 (layout::print_newline): New method, resetting any colorization
23078 (diagnostic_show_locus): Move the pp_newline to before the
23079 early bailout. Remove dummy block enclosing the layout instance.
23080 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23081 of pp_newline_and_flush with pp_flush.
23082 (diagnostic_append_note): Delete use of pp_newline.
23083 (diagnostic_append_note_at_rich_loc): Delete.
23084 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23085 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23086 when newline characters are added to the buffer.
23088 2016-01-26 Michael Matz <matz@suse.de>
23090 * configure.ac (ac_cv_std_swap_in_utility): New test.
23091 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23092 * configure: Regenerate.
23093 * config.in: Regenerate.
23095 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23097 * config/arc/arc.md (cstoresi4): Force operand into register.
23098 (arcset<code>): Fix predicate.
23099 (arcsetltu): Likewise.
23100 (arcsetgeu): Likewise.
23101 (arcsethi): Likewise.
23102 (arcsetls): Likewise.
23104 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23106 PR tree-optimization/69483
23107 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23108 if base has error_mark_node type.
23110 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23113 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23114 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23116 (vget_lane_f16): Handle big-endian.
23117 (vgetq_lane_f16): Likewise.
23118 (vset_lane_f16): Likewise.
23119 (vsetq_lane_f16): Likewise.
23120 * config/arm/iterators.md (VQXMOV): Add V8HF.
23121 (VDQ): Add V4HF and V8HF.
23122 (V_reg): Handle V4HF and V8HF.
23123 (Is_float_mode): Likewise.
23124 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23125 neon_vdup_nv8hf): New patterns.
23126 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23127 Use VD_LANE iterator.
23128 (neon_vld1_dup<mode>): Use VQ2 iterator.
23130 2016-01-26 Nathan Sidwell <nathan@acm.org>
23132 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23133 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23134 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23135 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23136 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23137 (oacc_validate_dims): Add LEVEL arg, don't return level.
23138 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23139 oacc_validate_dims.
23140 (execute_oacc_device_lower): Adjust, add more dump output.
23141 * tree-ssa-loop.c (gate_oacc_kernels): Use
23142 oacc_fn_attrib_kernels_p.
23143 * tree-parloops.c (create_parallel_loop): Adjust
23144 set_oacc_fn_attrib call.
23146 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23149 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23150 (append_compiler_options): Handle -fcilkplus.
23151 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23153 2016-01-26 Nick Clifton <nickc@redhat.com>
23156 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23157 been marked as DECL_ONE_ONLY but we do not the means to make it
23158 so, then do not allow it to bind locally.
23160 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23163 * opts.h (parse_sanitizer_options): New prototype.
23164 * opts.c (sanitizer_opts): New array.
23165 (parse_sanitizer_options): New function.
23166 (common_handle_option): Use parse_sanitizer_options.
23168 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23171 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23172 alignment adjustment to ...
23173 (ix86_update_stack_boundary): Here. Don't over-align stack for
23175 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23176 if __tls_get_addr is called.
23178 2016-01-26 Christian Bruel <christian.bruel@st.com>
23180 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23182 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23184 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23186 2016-01-26 Richard Biener <rguenther@suse.de>
23188 PR middle-end/69467
23189 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23191 2016-01-26 Richard Biener <rguenther@suse.de>
23193 PR tree-optimization/69452
23194 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23195 (move_computations_dom_walker::before_dom_children): Rename
23197 (move_computations_worker): This.
23198 (move_computations): Perform an RPO rather than a DOM walk.
23200 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23203 * combine.c (combine_instructions): For REG_EQUAL note with
23204 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23205 to the underlying register.
23206 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23207 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23209 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23212 * config/aarch64/aarch64-builtins.c
23213 (aarch64_init_simd_builtin_types): Do not set structural
23214 equality to __Poly{8,16,64,128}_t types.
23216 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23218 PR tree-optimization/69400
23219 * wide-int.cc (wi_pack): Take the precision as argument and
23220 perform canonicalization here rather than in the callers.
23221 Use the main loop to handle all full-width HWIs. Add a
23222 zero HWI if in_len isn't a full result.
23223 (wi::divmod_internal): Update accordingly.
23224 (wi::mul_internal): Likewise. Simplify.
23226 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23227 Sebastian Pop <s.pop@samsung.com>
23229 * graphite-poly.c (apply_poly_transforms): Simplify.
23230 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23231 (print_isl_map): Same.
23232 (print_isl_union_map): Same.
23233 (print_isl_schedule): New.
23234 (debug_isl_schedule): New.
23235 * graphite-dependences.c (scop_get_reads): Do not call
23236 isl_union_map_add_map that is undocumented isl functionality.
23237 (scop_get_must_writes): Same.
23238 (scop_get_may_writes): Same.
23239 (scop_get_original_schedule): Remove.
23240 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23241 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23242 (compute_deps): Remove.
23243 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23244 (debug_schedule_ast): New.
23245 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23246 set_separate_option.
23247 (graphite_regenerate_ast_isl): Add dump.
23248 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23249 from scop->transformed_schedule.
23250 (graphite_regenerate_ast_isl): Add more dump.
23251 * graphite-optimize-isl.c (optimize_isl): Set
23252 scop->transformed_schedule. Check whether schedules are equal.
23253 (apply_poly_transforms): Move here.
23254 * graphite-poly.c (apply_poly_transforms): ... from here.
23255 (free_poly_bb): Static.
23256 (free_scop): Static.
23257 (pbb_number_of_iterations_at_time): Remove.
23258 (print_isl_ast): New.
23259 (debug_isl_ast): New.
23260 (debug_scop_pbb): New.
23261 * graphite-scop-detection.c (print_edge): Move.
23262 (print_sese): Move.
23263 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23264 (build_scop_scattering): Remove.
23265 (create_pw_aff_from_tree): Assert instead of bailing out.
23266 (add_condition_to_pbb): Remove unused code, do not fail.
23267 (add_conditions_to_domain): Same.
23268 (add_conditions_to_constraints): Remove.
23269 (build_scop_context): New.
23270 (add_iter_domain_dimension): New.
23271 (build_iteration_domains): Initialize pbb->iterators.
23272 Call add_conditions_to_domain.
23275 (index_outermost_in_loop): New.
23276 (index_pbb_in_loop): New.
23277 (outermost_pbb_in): New.
23278 (add_in_sequence): New.
23279 (add_outer_projection): New.
23280 (outer_projection_mupa): New.
23281 (add_loop_schedule): New.
23282 (build_schedule_pbb): New.
23283 (build_schedule_loop): New.
23284 (embed_in_surrounding_loops): New.
23285 (build_schedule_loop_nest): New.
23286 (build_original_schedule): New.
23287 (build_poly_scop): Call build_original_schedule.
23288 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23289 (free_poly_dr): Remove.
23290 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23291 (free_poly_bb): Remove.
23292 (debug_loop_vec): Remove.
23293 (print_isl_ast): Declare.
23294 (debug_isl_ast): Declare.
23295 (scop_do_interchange): Remove.
23296 (scop_do_strip_mine): Remove.
23297 (scop_do_block): Remove.
23298 (flatten_all_loops): Remove.
23299 (optimize_isl): Remove.
23300 (pbb_number_of_iterations_at_time): Remove.
23301 (debug_scop_pbb): Declare.
23302 (print_schedule_ast): Declare.
23303 (debug_schedule_ast): Declare.
23304 (struct scop): Remove schedule. Add original_schedule,
23305 transformed_schedule.
23306 (free_gimple_poly_bb): Remove.
23307 (print_generated_program): Remove.
23308 (debug_generated_program): Remove.
23309 (unify_scattering_dimensions): Remove.
23310 * sese.c (print_edge): ... here.
23311 (print_sese): ... here.
23312 (debug_edge): ... here.
23313 (debug_sese): ... here.
23314 * sese.h (print_edge): Declare.
23315 (print_sese): Declare.
23316 (dump_edge): Declare.
23317 (dump_sese): Declare.
23319 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23320 Sebastian Pop <s.pop@samsung.com>
23322 * Makefile.in: Set ISLVER in site.exp.
23324 2016-01-25 Jakub Jelinek <jakub@redhat.com>
23326 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
23327 DECL_VALUE_EXPR of new_var even for the non-array case. Look
23328 through DECL_VALUE_EXPR for expansion.
23330 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23332 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
23333 the frame info after reload completed.
23335 2016-01-25 Jeff Law <law@redhat.com>
23337 PR tree-optimization/69196
23338 PR tree-optimization/68398
23339 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
23340 tree-ssa-threadupdate.c.
23341 (determine_bb_domination_status): Prototype
23342 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
23343 (determine_bb_domination_status): No longer static.
23344 (valid_jump_thread_path): Remove code to detect characteristics
23345 of the jump thread path not associated with correctness.
23346 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
23347 Correct test for thread path length. Count PHIs for real operands as
23348 statements that need to be copied. Do not count ASSERT_EXPRs.
23349 Look at all the blocks in the thread path. Compute and selectively
23350 filter thread paths based on threading through the latch, threading
23351 a multiway branch or crossing a multiway branch.
23353 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23355 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
23356 decl with __attribute__ ((unused)) annotation.
23358 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
23361 * tree-vect-stmts.c (vectorizable_condition): Check vectype
23362 of operands is compatible with a statement vectype.
23364 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
23366 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
23367 improve wording for mixed storage order support.
23369 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
23371 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
23372 (vcvt_u64_f64): Likewise.
23373 (vcvta_s64_f64): Likewise.
23374 (vcvta_u64_f64): Likewise.
23375 (vcvtm_s64_f64): Likewise.
23376 (vcvtm_u64_f64): Likewise.
23377 (vcvtn_s64_f64): Likewise.
23378 (vcvtn_u64_f64): Likewise.
23379 (vcvtp_s64_f64): Likewise.
23380 (vcvtp_u64_f64): Likewise.
23382 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
23384 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
23385 (arc_init): Check validity mll64 option.
23386 (arc_save_restore): Use double load/store instruction.
23387 (arc_expand_movmem): Likewise.
23388 (arc_split_move): Don't split if we have double load/store
23389 instructions. Returns a boolean.
23390 (arc_process_double_reg_moves): Change function to return boolean
23391 instead of a sequence of instructions.
23392 (arc_dwarf_register_span): New function.
23393 * config/arc/arc-protos.h (arc_split_move): Change prototype.
23394 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
23395 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
23396 (*movdf_insn): Likewise.
23397 * config/arc/arc.opt (mll64): New option.
23398 * config/arc/predicates.md (even_register_operand): New predicate.
23399 * doc/invoke.texi (ARC Options): Add mll64 documentation.
23401 2016-01-25 Richard Biener <rguenther@suse.de>
23404 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
23405 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
23407 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
23409 2016-01-25 Richard Biener <rguenther@suse.de>
23411 PR tree-optimization/69376
23412 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
23414 (VN_INFO_ANTI_RANGE_P): New inline.
23415 (VN_INFO_RANGE_TYPE): Likewise.
23416 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
23417 SSA_NAME_ANTI_RANGE_P.
23418 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
23419 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23420 Properly query VN_INFO_RANGE_TYPE.
23422 2016-01-25 Nick Clifton <nickc@redhat.com>
23425 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
23427 2016-01-23 Tom de Vries <tom@codesourcery.com>
23429 PR tree-optimization/69426
23430 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
23433 2016-01-23 Jakub Jelinek <jakub@redhat.com>
23435 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
23436 "the the" with "the" in the comments.
23437 * ipa-devirt.c (build_type_inheritance_graph,
23438 update_type_inheritance_graph): Likewise.
23439 * tree.c (build_function_type_list_1): Likewise.
23440 * cfgloopmanip.c (scale_loop_profile): Likewise.
23441 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
23442 * gimple-ssa-split-paths.c
23443 (find_block_to_duplicate_for_splitting_paths): Likewise.
23444 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
23445 * expr.c (convert_move): Likewise.
23446 * var-tracking.c (vt_stack_adjustments): Likewise.
23447 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23448 * tree-vrp.c (test_for_singularity): Likewise.
23450 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
23451 directly instead of building a temporary tree.
23454 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
23455 remove <algorithm> include.
23457 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23460 * config/i386/i386.c: Include dojump.h.
23461 (expand_small_movmem_or_setmem,
23462 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
23464 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
23465 if dynamic_check != -1.
23467 2016-01-21 Jeff Law <law@redhat.com>
23469 PR middle-end/69347
23470 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
23471 record_temporary_equivalences. Rewritten to avoid unnecessary calls
23472 into dominated_by_p.
23473 (cprop_into_successor_phis): Avoid unnecessary tests.
23475 2016-01-22 Richard Henderson <rth@redhat.com>
23478 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
23479 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
23481 2016-01-22 Michael Matz <matz@suse.de>
23483 * system.h (string, algorithm): Include only conditionally.
23484 (new): Include always under C++.
23485 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
23486 * final.c (toplevel): Ditto.
23487 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
23488 * genconditions.c (write_header): Make gencondmd.c define
23490 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
23492 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
23493 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
23495 2016-01-22 Christian Bruel <christian.bruel@st.com>
23498 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
23500 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23503 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
23504 define_insn_and_split. Ensure operands[1] and operands[0] do not
23505 get assigned the same register.
23507 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23509 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23511 2016-01-22 Christian Bruel <christian.bruel@st.com>
23513 * config/arm/arm-c.c (arm_pragma_target_parse):
23514 Remove warn_builtin_macro_redefined overwrite.
23516 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23518 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23519 flag_non_call_exceptions compatibility.
23521 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23524 * dwarf2out.c (add_child_die_after): New function.
23525 (dwarf_qual_info_t): New type.
23526 (dwarf_qual_info): New variable.
23527 (qualified_die_p): New function.
23528 (modified_type_die): For -fdebug-types-section, ensure
23529 canonical order of qualifiers. Put qualified DIEs adjacent
23530 to the corresponding non-qualified type DIE and search there
23531 for existing qualified DIEs.
23533 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23535 * doc/extend.texi (scalar_storage_order type attribute): Document
23536 restriction on type punning and aliasing, and remove future tense.
23538 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23541 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23544 2016-01-21 Jeff Law <law@redhat.com>
23546 PR middle-end/69347
23547 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23548 useless call to record_temporary_equivalences.
23549 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23550 allocate 10 slots in the bb_path vector and let it grow as needed.
23551 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23554 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23556 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23558 * configure: Regenerate.
23560 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23562 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23563 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23565 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23567 PR middle-end/66178
23568 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23569 drop EXPAND_INITIALIZER.
23570 * rtl.h (contains_symbolic_reference_p): Declare.
23571 * rtlanal.c (contains_symbolic_reference_p): New function.
23572 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23573 a subtraction into a NOT if symbolic constants are involved.
23575 2016-01-21 Anton Blanchard <anton@samba.org>
23576 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23579 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23581 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23584 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23586 * config/microblaze/microblaze.c
23587 (get_branch_target): New.
23588 (insert_wic_for_ilb_runout): New.
23590 (microblaze_machine_dependent_reorg): New.
23591 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23592 * config/microblaze/microblaze.md
23593 (UNSPEC_IPREFETCH): Define.
23594 (iprefetch): New pattern
23595 * config/microblaze/microblaze.opt
23596 (mxl-prefetch): New flag.
23598 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23600 * config/microblaze/microblaze.h
23601 (FIXED_REGISTERS): Update in macro.
23602 (CALL_USED_REGISTERS): Update in macro.
23604 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23606 PR rtl-optimization/68920
23607 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23610 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23612 PR rtl-optimization/68990
23613 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23614 pseudo instead of inheritance ones.
23616 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23617 Nick Clifton <nickc@redhat.com>
23621 * config/mips/mips.c (mips_compute_frame_info): Initialise
23622 args_size and hard_frame_pointer_offset fields of the frame
23623 structure before calling mips_global_pointer.
23625 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23627 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23629 * configure: Regenerate.
23631 2016-01-21 Richard Biener <rguenther@suse.de>
23633 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23635 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23637 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23638 to actually emit the .size directive.
23640 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23641 Jakub Jelinek <jakub@redhat.com>
23645 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23646 args array size by one to avoid buffer overflow.
23648 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23650 * config/s390/s390.md (pool_section_start): Use switch_to_section
23651 to select proper read-only data section instead of hardcoding
23653 (pool_section_end): Use switch_to_section to match the above.
23655 2016-01-21 Richard Biener <rguenther@suse.de>
23657 PR tree-optimization/69378
23658 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23659 (set_ssa_val_to): Use it for dominance checks taking into
23660 account not executable edges.
23662 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23665 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23666 for bitsize instead of GET_MODE_PRECISION (mode).
23668 2016-01-20 Martin Sebor <msebor@redhat.com>
23671 * extend.texi (__sync Builtins): Clarify the semantics of
23672 __sync_fetch_and_OP built-ins on pointers.
23673 (__atomic Builtins): Same.
23675 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23676 Sebastian Pop <s.pop@samsung.com>
23678 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23679 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23680 (is_valid_rename): Same.
23681 (translate_isl_ast_to_gimple::get_rename): Same.
23682 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23683 (translate_isl_ast_to_gimple::rename_uses): Same.
23684 (get_new_name): Check for close_phi nodes.
23685 (copy_loop_phi_args): Use phi_node_kind.
23686 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23687 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23689 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23690 Sebastian Pop <s.pop@samsung.com>
23692 Revert commit r229783.
23693 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23694 Remove use of parameter_rename_map.
23695 (copy_def): Remove.
23696 (copy_internal_parameters): Remove.
23697 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23698 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23699 (free_sese_info): Do not free parameter_rename_map.
23700 (set_rename): Do not use parameter_rename_map.
23701 (rename_uses): Update call to set_rename.
23702 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23703 * sese.h (parameter_rename_map_t): Remove.
23704 (struct sese_info_t): Remove field parameter_rename_map.
23706 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23707 Sebastian Pop <s.pop@samsung.com>
23709 * graphite-isl-ast-to-gimple.c: Fix comment.
23710 * graphite-scop-detection.c (defined_in_loop_p): New.
23711 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23712 names defined in loop.
23714 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23715 Sebastian Pop <s.pop@samsung.com>
23717 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23718 Discard unstructured if-then-else regions.
23720 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23721 Sebastian Pop <s.pop@samsung.com>
23723 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23724 (cleanup_loop_iter_dom): Remove.
23725 (build_loop_iteration_domains): Remove.
23726 (build_scop_context): Remove.
23727 (build_scop_iteration_domain): Remove.
23728 (add_loop_constraints): New.
23729 (build_iteration_domains): New.
23730 (build_poly_scop): Call build_iteration_domains.
23732 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23733 Sebastian Pop <s.pop@samsung.com>
23735 * graphite-scop-detection.c
23736 (scop_detection::harmful_loop_in_region): Free dom and loops.
23737 (scop_detection::loop_body_is_valid_scop): Free bbs.
23739 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23740 Sebastian Pop <s.pop@samsung.com>
23742 * graphite-scop-detection.c (record_loop_in_sese): New.
23743 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23744 (build_scops): Remove call to build_sese_loop_nests.
23745 * sese.c (sese_record_loop): Remove.
23746 (build_sese_loop_nests): Remove.
23747 (new_sese_info): Remove region->loops.
23748 (free_sese_info): Same.
23749 * sese.h (sese_contains_loop): Same.
23750 (build_sese_loop_nests): Remove.
23751 (sese_contains_loop): Remove.
23753 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23754 Sebastian Pop <s.pop@samsung.com>
23756 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23757 loop_is_valid_in_scop.
23758 (scop_detection::harmful_stmt_in_region): Renamed
23759 harmful_loop_in_region.
23760 Call loop_is_valid_in_scop.
23762 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23763 Sebastian Pop <s.pop@samsung.com>
23765 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23768 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23769 Sebastian Pop <s.pop@samsung.com>
23771 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23772 * graphite.h (struct poly_bb): Remove field is_reduction.
23773 (PBB_IS_REDUCTION): Remove.
23775 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23776 Sebastian Pop <s.pop@samsung.com>
23778 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23779 (add_pdr_constraints): Same.
23780 (scop_get_reads): Same.
23781 (scop_get_must_writes): Same.
23782 (scop_get_may_writes): Same.
23783 (scop_get_original_schedule): Same.
23784 (extend_schedule): Same.
23785 (apply_schedule_on_deps): Same.
23786 (carries_deps): Same.
23787 (compute_deps): Same.
23788 (scop_get_dependences): Same.
23789 * graphite-isl-ast-to-gimple.c
23790 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23791 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23792 (get_schedule_for_band_list): Same.
23793 (get_schedule_map): Same.
23794 (apply_schedule_map_to_scop): Same.
23795 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23796 (build_loop_iteration_domains): Same.
23797 (add_condition_to_pbb): Same.
23798 (add_param_constraints): Same.
23799 (pdr_add_memory_accesses): Same.
23800 (pdr_add_data_dimensions): Same.
23802 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23804 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23807 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23809 * common.opt (feliminate-dwarf2-dups): Replace references to
23810 "DWARF 2" with just "DWARF".
23811 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23812 * doc/extend.texi: Likewise.
23813 * doc/cpp.texi: Likewise.
23814 * doc/invoke.texi: Likewise.
23815 (Option Summary): Add -gdwarf to list of Debugging Options.
23816 (Debugging Options): Document -gdwarf.
23817 * doc/contrib.texi: Spell "DWARF" like that.
23819 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23821 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23822 warning. Fix up formatting.
23824 PR middle-end/67653
23825 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23826 attempt to mark memory input operand addressable and
23827 call prepare_gimple_addressable in that case. Don't adjust
23828 input_location for diagnostics, use error_at instead.
23830 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23832 * config/rs6000/ppc-auxv.h: New file.
23833 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23834 (cpu_is): Likewise.
23835 (cpu_supports): Likewise.
23836 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23837 (cpu_is_info): New variable.
23838 (cpu_supports_info): Likewise.
23839 (tcb_verification_symbol): Likewise.
23840 (cpu_builtin_p): Likewise.
23841 (cpu_expand_builtin): New function.
23842 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23843 (rs6000_init_builtins): Likewise.
23844 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23845 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23846 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23847 * configure: Regenerate.
23848 * config.in: Likewise.
23849 * doc/extend.texi (PowerPC Built-in Functions): Document
23850 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23852 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23855 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23857 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23860 2016-01-20 Richard Henderson <rth@redhat.com>
23866 * tree.c (tm_define_builtin): New.
23867 (find_tm_vector_type): New.
23868 (build_tm_vector_builtins): New.
23869 (build_common_builtin_nodes): Call it.
23871 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
23873 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
23874 (arm_fp_ok): Likewise.
23875 (arm_fp): Likewise.
23876 (arm_crypto): Likewise.
23878 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
23879 Richard Biener <rguenther@suse.de>
23881 PR tree-optimization/69328
23882 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
23883 vectors have same number of elements.
23884 (vectorizable_condition): Fix masked version recognition.
23886 2016-01-20 Richard Biener <rguenther@suse.de>
23888 PR tree-optimization/69345
23889 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
23890 (VN_INFO_PTR_INFO): Likewise.
23891 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
23892 info when it is equal between non-dominating SSA names.
23893 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23894 Make sure to look at original SSA infos.
23896 2016-01-20 Jeff Law <law@redhat.com>
23899 * config/m68k/predicates.md (pow2_m1_operand): New predicate
23901 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
23902 (pc_or_label_operand): New predicate.
23903 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
23904 tests for small integers that are 2^n - 1.
23906 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
23908 * doc/invoke.texi (Options Summary): Add '.' after @xref.
23910 2016-01-19 Jeff Law <law@redhat.com>
23912 PR middle-end/69347
23913 * tree-ssa-threadbackwards.c
23914 (fsm_find_control_statement_thread_paths): Do not try to lookup
23915 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
23917 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
23919 * doc/lto.texi: Remove text that says only Gold has linker plugin
23922 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
23924 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
23925 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
23926 the DIE accordingly.
23927 (modified_type_die): Add REVERSE parameter and pass it recursively,
23928 as well as to base_type_die. Adjust presence check accordingly.
23929 (base_type_for_mode): Adjust call to modified_type_die.
23930 (add_type_attribute): Add REVERSE parameter and pass it to
23932 (generic_parameter_die): Adjust call to add_type_attribute.
23933 (add_scalar_info): Likewise.
23934 (add_subscript_info): Likewise.
23935 (gen_array_type_die): Likewise.
23936 (gen_descr_array_type_die): Likewise.
23937 (gen_entry_point_die): Likewise.
23938 (gen_enumeration_type_die): Likewise.
23939 (gen_formal_parameter_die): Likewise.
23940 (gen_subprogram_die): Likewise.
23941 (gen_variable_die ): Likewise.
23942 (gen_const_die): Likewise.
23943 (gen_field_die): Likewise.
23944 (gen_pointer_type_die): Likewise.
23945 (gen_reference_type_die): Likewise.
23946 (gen_ptr_to_mbr_type_die): Likewise.
23947 (gen_inheritance_die): Likewise.
23948 (gen_subroutine_type_die): Likewise.
23949 (gen_typedef_die): Likewise.
23950 (force_type_die): Adjust call to modified_type_die.
23952 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
23954 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
23955 flow throughout the file. Fix broken link to Objective-C 2.0
23957 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
23960 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23962 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
23964 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23967 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
23968 (maybe_record_node): Record cxa_pure_virtual as the only possible
23969 target if there are not ohter candidates.
23970 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
23972 2016-01-19 Richard Biener <rguenther@suse.de>
23974 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
23975 (get_memory_order): Likewise.
23977 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
23979 * tree-vect-stmts.c (vectorizable_store): Check
23982 2016-01-19 David Malcolm <dmalcolm@redhat.com>
23985 * gcc.c (driver::decode_argv): Add call to
23986 init_opts_obstack before init_options_struct.
23987 * opts.c (init_opts_obstack): Remove idempotency.
23988 (init_options_struct): Replace call to init_opts_obstack
23989 with a gcc_assert to verify that it has already been called.
23990 * toplev.c (toplev::main): Add call to init_opts_obstack before
23991 calls to init_options_struct.
23992 (toplev::finalize): Move cleanup of opts_obstack next to
23993 cleanup of save_decoded_options, clearing the latter, and
23994 save_decoded_options_count.
23996 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23999 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24000 attribute to unconditional. Remove %? from output template.
24002 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24003 Jiong Wang <jiong.wang@arm.com>
24005 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24006 generated from different expand order.
24008 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24010 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24011 Add support for CCMP costing.
24013 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24015 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24016 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24017 (fccmpe<mode>): Likewise.
24018 (fcmp): Rename to fcmp and globalize pattern.
24020 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24021 (aarch64_gen_ccmp_next): Add FP support.
24023 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24025 * target.def (gen_ccmp_first): Update documentation.
24026 (gen_ccmp_next): Likewise.
24027 * doc/tm.texi (gen_ccmp_first): Update documentation.
24028 (gen_ccmp_next): Likewise.
24029 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24030 expand_ccmp_expr_1. Improve comments.
24031 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24032 (ccmp_ior<mode>): Remove pattern.
24033 (cmp<mode>): Remove expand.
24034 (cmp): Globalize pattern.
24035 (cstorecc4): Use cc_register.
24036 (mov<mode>cc): Remove ccmp_cc_register check.
24037 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24038 Simplify after removal of CC_DNE/* modes.
24039 (aarch64_ccmp_mode_to_code): Remove.
24040 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24041 In 'k' case use integer as condition.
24042 (aarch64_nzcv_codes): Remove inverted cases.
24043 (aarch64_code_to_ccmode): Remove.
24044 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24045 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24046 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24047 pattern. Return the comparison with CC register. Invert conditions
24048 when bitcode is OR.
24049 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24050 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24052 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24054 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24055 instrumented_version.
24057 2016-01-19 Richard Biener <rguenther@suse.de>
24059 PR tree-optimization/69336
24060 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24061 handled components with get_ref_base_and_extent.
24062 (equal_mem_array_ref_p): Adjust.
24064 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24067 * shrink-wrap.c: Include valtrack.h.
24068 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24069 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24070 in between insn and where it will be moved to. Call
24071 dead_debug_insert_temp.
24072 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24073 first and dead_debug_local_finish at the end.
24074 For uses and defs bitmap, handle all regs in between REGNO and
24075 END_REGNO, not just the first one.
24077 2016-01-19 Richard Biener <rguenther@suse.de>
24079 PR tree-optimization/69352
24080 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24081 (equal_mem_array_ref_p): Constrain size and max size properly.
24082 Compare the reverse flag.
24084 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24086 * ira.c (ira): Update regstat data if we deleted insns.
24088 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24090 PR rtl-optimization/68955
24091 PR rtl-optimization/64557
24092 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24093 here. Fix up formatting.
24094 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24096 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24099 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24100 assume that the node has body.
24101 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24104 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24106 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24109 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24111 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24112 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24114 2016-01-19 Martin Jambor <mjambor@suse.cz>
24115 Martin Liska <mliska@suse.cz>
24116 Michael Matz <matz@suse.de>
24118 * Makefile.in (OBJS): Add new source files.
24119 (GTFILES): Add hsa.c.
24120 * common.opt (disable_hsa): New variable.
24121 (-Whsa): New warning.
24122 * config.in (ENABLE_HSA): New.
24123 * configure.ac: Treat hsa differently from other accelerators.
24124 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24125 $enable_offloading.
24126 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24127 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24128 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24129 --with-hsa-kmt-lib.
24130 * doc/invoke.texi (-Whsa): Document.
24131 (hsa-gen-debug-stores): Likewise.
24132 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24133 to invoke offload compiler for hsa acclerator.
24134 * opts.c (common_handle_option): Determine whether HSA offloading
24135 should be performed.
24136 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24137 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24138 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24139 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24140 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24141 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24142 GF_OMP_FOR_KIND_GRID_LOOP.
24143 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24144 (pp_gimple_stmt_1): Likewise.
24145 * gimple-walk.c (walk_gimple_stmt): Likewise.
24146 * gimple.c (gimple_build_omp_grid_body): New function.
24147 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24148 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24149 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24150 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24151 GF_OMP_TEAMS_GRID_PHONY.
24152 (gimple_statement_omp_single_layout): Updated comments.
24153 (gimple_build_omp_grid_body): New function.
24154 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24155 (gimple_omp_for_grid_phony): New function.
24156 (gimple_omp_for_set_grid_phony): Likewise.
24157 (gimple_omp_parallel_grid_phony): Likewise.
24158 (gimple_omp_parallel_set_grid_phony): Likewise.
24159 (gimple_omp_teams_grid_phony): Likewise.
24160 (gimple_omp_teams_set_grid_phony): Likewise.
24161 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24162 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24163 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24164 (BUILT_IN_GOMP_TARGET): Updated type.
24165 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24166 (adjust_for_condition): New function.
24167 (get_omp_for_step_from_incr): Likewise.
24168 (extract_omp_for_data): Moved parts to adjust_for_condition and
24169 get_omp_for_step_from_incr.
24170 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24171 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24172 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24173 (scan_omp_parallel): Do not create child functions for phony
24175 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24176 (scan_omp_1_op): Checking assert we are not remapping to
24177 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24178 (parallel_needs_hsa_kernel_p): New function.
24179 (expand_parallel_call): Register apprpriate parallel child
24180 functions as HSA kernels.
24181 (grid_launch_attributes_trees): New type.
24182 (grid_attr_trees): New variable.
24183 (grid_create_kernel_launch_attr_types): New function.
24184 (grid_insert_store_range_dim): Likewise.
24185 (grid_get_kernel_launch_attributes): Likewise.
24186 (get_target_argument_identifier_1): Likewise.
24187 (get_target_argument_identifier): Likewise.
24188 (get_target_argument_value): Likewise.
24189 (push_target_argument_according_to_value): Likewise.
24190 (get_target_arguments): Likewise.
24191 (expand_omp_target): Call get_target_arguments instead of looking
24192 up for teams and thread limit.
24193 (grid_expand_omp_for_loop): New function.
24194 (grid_arg_decl_map): New type.
24195 (grid_remap_kernel_arg_accesses): New function.
24196 (grid_expand_target_kernel_body): New function.
24197 (expand_omp): Call it.
24198 (lower_omp_for): Do not emit phony constructs.
24199 (lower_omp_taskreg): Do not emit phony constructs but create for them
24200 a temporary variable receiver_decl.
24201 (lower_omp_taskreg): Do not emit phony constructs.
24202 (lower_omp_teams): Likewise.
24203 (lower_omp_grid_body): New function.
24204 (lower_omp_1): Call it.
24205 (grid_reg_assignment_to_local_var_p): New function.
24206 (grid_seq_only_contains_local_assignments): Likewise.
24207 (grid_find_single_omp_among_assignments_1): Likewise.
24208 (grid_find_single_omp_among_assignments): Likewise.
24209 (grid_find_ungridifiable_statement): Likewise.
24210 (grid_target_follows_gridifiable_pattern): Likewise.
24211 (grid_remap_prebody_decls): Likewise.
24212 (grid_copy_leading_local_assignments): Likewise.
24213 (grid_process_kernel_body_copy): Likewise.
24214 (grid_attempt_target_gridification): Likewise.
24215 (grid_gridify_all_targets_stmt): Likewise.
24216 (grid_gridify_all_targets): Likewise.
24217 (execute_lower_omp): Call grid_gridify_all_targets.
24218 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24219 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24220 (tree_omp_clause): Added union field dimension.
24221 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24222 * tree.c (omp_clause_num_ops): Added number of arguments of
24223 OMP_CLAUSE__GRIDDIM_.
24224 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24225 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24226 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24227 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24228 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24229 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24230 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24231 * tree-pass.h (make_pass_gen_hsail): Declare.
24232 (make_pass_ipa_hsa): Likewise.
24233 * ipa-hsa.c: New file.
24234 * lto-section-in.c (lto_section_name): Add hsa section name.
24235 * lto-streamer.h (lto_section_type): Add hsa section.
24236 * timevar.def (TV_IPA_HSA): New.
24237 * hsa-brig-format.h: New file.
24238 * hsa-brig.c: New file.
24239 * hsa-dump.c: Likewise.
24240 * hsa-gen.c: Likewise.
24243 * toplev.c (compile_file): Call hsa_output_brig.
24244 * hsa-regalloc.c: New file.
24246 2016-01-18 Jeff Law <law@redhat.com>
24248 PR tree-optimization/69320
24249 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24250 ranged object, do nothing if the RHS constant is not [0..1].
24251 (optimize_stmt): Comparing a boolean ranged object against a
24252 constant outside [0..1] results in a compile-time constant.
24254 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24257 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24259 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24260 (Option Summary): Update to reflect new section and moved options.
24261 (C++ Dialect Options): Move -fstats to new section.
24262 (Debugging Options): Move all dump, statistics, and other GCC
24263 developer options to new section. Rewrite section introduction
24264 and re-order remaining options to put the more basic ones first.
24265 (Optimization Options): Move -fira-verbose and -flto-report* to
24267 (Developer Options): New section incorporating moved options.
24268 * doc/cppopts.texi (-dM): Update cross-reference.
24270 2016-01-18 Richard Henderson <rth@redhat.com>
24273 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24274 operands to pseudo only if CSE is expected. Split long immediate
24275 operands only after reload, and for the stack pointer.
24276 (*add<GPI>3_pluslong): Remove.
24277 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24278 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24279 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24280 (*add<GPI>3 peepholes): New.
24281 (*add<GPI>3 splitters): New.
24282 * config/aarch64/constraints.md (Upl): New.
24283 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24285 2016-01-18 Richard Biener <rguenther@suse.de>
24287 PR tree-optimization/69297
24288 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24290 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24292 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24294 PR middle-end/68542
24295 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24296 of mixind vector and scalar types.
24297 (fold_relational_const): Add handling of vector
24298 comparison with boolean result.
24299 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24300 comparison of vector operands with boolean result for EQ/NE only.
24301 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24302 (verify_gimple_cond): Likewise.
24303 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24306 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24308 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
24311 2016-01-18 Richard Biener <rguenther@suse.de>
24313 PR middle-end/69308
24314 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
24316 2016-01-18 Tom de Vries <tom@codesourcery.com>
24318 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
24320 2016-01-18 Tom de Vries <tom@codesourcery.com>
24322 * omp-low.c (set_oacc_fn_attrib): Make extern.
24323 * omp-low.h (set_oacc_fn_attrib): Declare.
24324 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
24325 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
24326 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
24327 Add and handle function parameter oacc_kernels_p.
24328 (find_reduc_addr, get_omp_data_i_param): New function.
24329 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
24330 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
24331 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
24332 Calculate dominance info. Skip loops that are not in a kernels region
24333 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
24334 (pass_parallelize_loops::execute): Call parallelize_loops with
24335 oacc_kernels_p argument.
24336 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
24337 New member function.
24338 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
24339 * passes.def: Add argument to pass_parallelize_loops instantation.
24341 2016-01-18 Tom de Vries <tom@codesourcery.com>
24343 * tree-parloops.c (pass_parallelize_loops::execute): Allow
24344 pass_parallelize_loops to be run outside the loop pipeline.
24346 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24348 * tree-scalar-evolution.c (follow_copies_to_constant): New.
24349 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
24351 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24354 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
24355 using get_ref_base_and_extent.
24356 (equal_mem_array_ref_p): New.
24357 (hashable_expr_equal_p): Add call to previous.
24359 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24362 * tree-sra.c (disqualified_constants, constant_decl_p): New.
24363 (sra_initialize): Allocate disqualified_constants.
24364 (sra_deinitialize): Free disqualified_constants.
24365 (disqualify_candidate): Update disqualified_constants when appropriate.
24366 (create_access): Scan for constant-pool entries as we go along.
24367 (scalarizable_type_p): Add check against type_contains_placeholder_p.
24368 (maybe_add_sra_candidate): Allow constant-pool entries.
24369 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
24370 (initialize_constant_pool_replacements): New.
24371 (sra_modify_assign): Avoid mangling assignments created by previous,
24372 and don't generate writes into constant pool.
24373 (sra_modify_function_body): Call initialize_constant_pool_replacements.
24375 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24377 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
24378 andnot instruction.
24379 (scalar_chain::convert_op): Likewise.
24380 * config/i386/i386.md (*andndi3_doubleword): New.
24382 2016-01-18 Richard Biener <rguenther@suse.de>
24384 PR tree-optimization/69170
24385 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
24386 building a vector from scalar results of a pattern stmt.
24388 2016-01-18 Jakub Jelinek <jakub@redhat.com>
24390 * haifa-sched.c (autopref_multipass_init): Work around
24391 -Wmaybe-uninitialized warning.
24393 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
24395 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
24396 against the constant 0.
24398 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24400 PR tree-optimization/68799
24401 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
24402 look up phi candidates in the statement-candidate map.
24403 (phi_add_costs): Likewise.
24404 (record_phi_increments): Likewise.
24405 (phi_incr_cost): Likewise.
24406 (ncd_with_phi): Likewise.
24407 (all_phi_incrs_profitable): Likewise.
24409 2016-01-17 Jakub Jelinek <jakub@redhat.com>
24411 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
24412 -Wmaybe-uninitialized warning.
24414 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
24416 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24417 (Option Summary): Update to reflect new section and moved options.
24418 (C++ Dialect Options): Move -fvtable-verify and related options.
24419 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
24420 and profiling-related options.
24421 (Optimization Options): Move profile generation options and
24422 -fstack-protector and related options.
24423 (Instrumentation Options): New section incorporating moved options.
24424 (Code Generation Options): Move -finstrument-functions and
24425 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
24427 2016-01-16 Tom de Vries <tom@codesourcery.com>
24429 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
24431 2016-01-16 Tom de Vries <tom@codesourcery.com>
24433 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
24435 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
24437 * hash-table.h (hash_table::empty): Turn into an inline wrapper
24438 that checks whether the table is already empty. Rename the
24439 original implementation to...
24440 (hash_table::empty_slot): ...this new private function.
24442 2016-01-15 David Malcolm <dmalcolm@redhat.com>
24444 PR diagnostic/68899
24445 * diagnostic-show-locus.c (layout::print_source_line): Move x
24446 offset of line until after call to
24447 get_line_width_without_trailing_whitespace.
24449 2016-01-15 Jeff Law <law@redhat.com>
24451 PR tree-optimization/69270
24452 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
24453 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
24454 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
24455 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
24456 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24457 ssa_name_has_boolean_range and constant_boolean_node.
24459 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
24461 PR rtl-optimization/69030
24462 * lra-spills.c (remove_pseudos): Check nrefs and make the function
24464 (spill_pseudos): Delete debug insn for dead pseudo.
24465 (lra_spill): Initiate spill_hard_reg and slots memory separately.
24467 2016-01-15 Jiong Wang <jiong.wang@arm.com>
24469 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
24471 (TYPES_UNOPUS): Likewise.
24472 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
24473 builtin type, from UNOP to UNOPUS.
24474 (lbtruncuv4sf): Likewise.
24475 (lbtruncuv2df): Likewise.
24476 (lrounduv2sf): Likewise.
24477 (lrounduv4sf): Likewise.
24478 (lrounduv2df): Likewise.
24479 (lroundusf): Likewise.
24480 (lroundusf): Likewise.
24481 (lceiluv2sf): Likewise.
24482 (lceiluv4sf): Likewise.
24483 (lceiluv2df): Likewise.
24484 (lceilusf): Likewise.
24485 (lceiludf): Likewise.
24486 (lflooruv2sf): Likewise.
24487 (lflooruv4sf): Likewise.
24488 (lflooruv2df): Likewise.
24489 (lfloorusf): Likewise.
24490 (lfloorudf): Likewise.
24491 (lfrintnuv2sf): Likewise.
24492 (lfrintnuv4sf): Likewise.
24493 (lfrintnuv2df): Likewise.
24494 (lfrintnusf): Likewise.
24495 (lfrintnudf): Likewise.
24496 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
24498 (vcvtq_u32_f32): Likewise.
24499 (vcvtq_u64_f64): Likewise.
24500 (vcvta_u32_f32): Likewise.
24501 (vcvtaq_u32_f32): Likewise.
24502 (vcvtaq_u64_f64): Likewise.
24503 (vcvtm_u32_f32): Likewise.
24504 (vcvtmq_u32_f32): Likewise.
24505 (vcvtmq_u64_f64): Likewise.
24506 (vcvtn_u32_f32): Likwise.
24507 (vcvtnq_u32_f32): Likewise.
24508 (vcvtnq_u64_f64): Likewise.
24509 (vcvtp_u32_f32): Likewise.
24510 (vcvtpq_u32_f32): Likewise.
24511 (vcvtpq_u64_f64): Likewise.
24512 (vcvtmd_u64_f64): Likewise.
24513 (vcvtms_u32_f32): Likewise.
24514 (vcvtad_u64_f64): Likewise.
24515 (vcvtas_u32_f32): Likewise.
24516 (vcvtnd_u64_f64): Likewise.
24517 (vcvtns_u32_f32): Likewise.
24518 (vcvtpd_u64_f64): Likewise.
24519 (vcvtps_u32_f32): Likewise.
24521 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24523 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24524 CSEL of zero_extended registers.
24526 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24528 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24529 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24531 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24533 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24534 false when argument string is not found in the attributes table
24537 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24540 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24541 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24542 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24543 precision estimate.
24545 2016-01-15 Richard Biener <rguenther@suse.de>
24547 PR tree-optimization/66856
24548 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24549 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24550 (vect_create_new_slp_node): Increment stmt reference count.
24551 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24552 an SLP tree before swapping operands.
24553 (vect_build_slp_tree): Likewise.
24554 (destroy_bb_vec_info): Free stmt info after SLP instances.
24555 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24556 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24557 (STMT_VINFO_NUM_SLP_USES): New macro.
24559 2016-01-15 Richard Biener <rguenther@suse.de>
24562 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24563 (add_linkage_name): ... here.
24564 (gen_typedef_die): Use add_linkage_name_raw instead of
24565 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24568 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24570 * gimplify.c (oacc_default_clause): Decode reference and pointer
24571 types for both kernels and parallel regions.
24573 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24575 PR middle-end/69246
24576 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24578 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24580 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24581 (convert_scalars_to_vector): Likewise.
24583 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24585 * doc/extend.texi (Type Traits): Fix grammar.
24587 2016-01-15 Martin Jambor <mjambor@suse.cz>
24589 * tree-inline.c (remap_decl): Use existing dclarations if
24590 remapping a type and prevent_decl_creation_for_types.
24591 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24592 decls first. Do real remapping with
24593 prevent_decl_creation_for_types set.
24594 * tree-inline.h (copy_body_data): New field
24595 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24598 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24600 * config/s390/s390.opt (mmvcle): More verbose help text.
24602 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24604 * config/s390/s390.opt: Add period to -mzvector option text.
24606 2016-01-15 Richard Biener <rguenther@suse.de>
24608 PR tree-optimization/68961
24609 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24610 of invariants in stores again.
24612 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24614 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24616 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24618 * config/i386/i386.c (ix86_expand_branch): Don't split
24619 DI mode xor instruction to SI mode.
24621 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24624 * ipa-icf.c (sem_function::merge): Virtual functions may become
24625 reachable even if they address is not taken and there are no
24628 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24630 * lto-streamer-out.c (subtract_estimated_size): New function.
24631 (get_symbol_initial_value): Use it.
24633 2016-01-15 Christian Bruel <christian.bruel@st.com>
24636 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24637 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24638 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24639 use add_builtin_function_ext_scope instead of add_builtin_function.
24640 (neon_set_p, neon_crypto_set_p): Remove.
24641 (arm_init_builtins): Always call arm_init_neon_builtins and
24642 arm_init_crypto_builtins.
24643 (arm_expand_builtin): Check that builtins are allowed for the arch.
24644 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24645 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24646 arm_init_neon_builtins call.
24648 2016-01-15 Richard Biener <rguenther@suse.de>
24650 PR tree-optimization/69117
24651 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24652 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24653 of the leader conservatively.
24654 (free_scc_vn): Restore original SSA name infos.
24656 2016-01-14 Jeff Law <law@redhat.com>
24658 PR tree-optimization/69270
24659 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24660 single bit of precision, verify it's also unsigned.
24661 (record_edge_info): Use constant_boolean_node rather than fold_convert
24662 to convert boolean_true/boolean_false to the right type.
24664 2016-01-14 Richard Henderson <rth@redhat.com>
24667 * loop-doloop.c (record_reg_sets): New.
24668 (doloop_optimize): Reject the transform if the sequence
24669 clobbers registers live at the end of the loop block.
24670 (doloop_optimize_loops): Enable df_live if needed.
24672 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24674 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24675 * config/rs6000/rs6000.c: Likewise.
24676 * config/rs6000/rs6000.h: Likewise.
24677 * config/rs6000/rs6000.md: Likewise.
24678 * doc/extend.texi: Likewsie.
24680 2016-01-14 Jeff Law <law@redhat.com>
24682 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24685 2016-01-14 Richard Henderson <rth@redhat.com>
24689 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24690 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24691 instead of builtin_decl_declared_p to test for declaration.
24693 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24695 * doc/loop.texi (Loop Analysis and Representation): Document
24696 loop_depth function.
24698 2016-01-14 Tom de Vries <tom@codesourcery.com>
24700 PR tree-optimization/68773
24701 * omp-low.c (expand_omp_target): Don't set force_output.
24702 * varpool.c (varpool_node::get_create): Same.
24703 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24704 offload_funcs with force_output.
24706 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24709 * lra-eliminations.c (move_plus_up): Don't change anything if either
24710 the outer or inner subreg mode is not MODE_INT.
24711 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24712 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24714 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24716 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24717 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24718 reduc_uplus_@var{m}): Remove.
24719 * expr.c (expand_expr_real_2): Remove expansion path for
24720 reduc_[us](min|max|plus) optabs.
24721 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24722 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24723 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24724 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24725 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24726 reduc_[us](min|max|plus) optabs.
24728 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24730 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24731 (reduc_plus_scal_v2sf): New.
24732 (reduc_smax_v2sf): Rename to...
24733 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24734 (reduc_smin_v2sf): Rename to...
24735 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24737 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24739 * alias.c (compare_base_symbol_refs): New function.
24740 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24743 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24745 PR middle-end/68146
24746 PR tree-optimization/69155
24747 * tree-complex.c: Include cfganal.h.
24748 (phis_to_revisit): New variable.
24749 (extract_component): Add phiarg_p argument. Assert that returned
24750 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24751 (update_phi_components): Partly rewrite to use loop over real/imag
24752 components instead of code duplication. If extract_component returns
24753 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24754 create_tmp_reg into the PHI node instead, and mention the phi triplet
24755 in phis_to_revisit.
24756 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24757 in phis_to_revisit at the end.
24759 2016-01-14 Richard Biener <rguenther@suse.de>
24761 PR tree-optimization/68060
24762 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24763 outer loop reduction is only used in the inner loop before
24764 detecting a double reduction.
24766 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24769 * combine.c (expand_field_assignment): Punt if compute_mode is
24770 unsupported scalar mode.
24772 2016-01-14 Richard Biener <rguenther@suse.de>
24774 PR tree-optimization/66856
24775 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24776 SLP node only if it built successfully.
24777 (vect_analyze_slp_instance): Adjust.
24779 2016-01-14 Jeff Law <law@redhat.com>
24781 PR tree-optimization/69270
24782 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24783 (record_edge_info): Use it. Convert boolean_{true,false}_node
24784 to the type of op0.
24786 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24789 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24790 use block_ultimate_origin
24791 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24793 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24795 * doc/invoke.texi (Submodel Options): Rename section to
24796 "Machine-Dependent Options" to better reflect its content.
24797 Rewrite introductory text to remove archaic CPU names.
24800 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24802 * doc/invoke.texi (Code Gen Options): Move section up in file,
24803 before target-specific options. Update menu and option summary
24804 to reflect the new section ordering.
24806 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24808 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24809 (C++ Dialect Options): Add cross-reference to -std option.
24810 * doc/standards.texi (C++ Language): Document C++14 support.
24812 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24814 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24815 for pack/unpack functions for __ibm128.
24816 (PACK_IF): Likewise.
24817 (UNPACK_IF): Likewise.
24819 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24820 support for __ibm128 pack/unpack functions.
24821 (rs6000_invalid_builtin): Likewise.
24822 (rs6000_init_builtins): Likewise.
24823 (rs6000_opt_masks): Likewise.
24825 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24826 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24828 (RS6000_BTM_COMMON): Likewise.
24830 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24831 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24832 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24833 128-bit floating point. Add support for the double values to be
24834 in Altivec registers for TF/IF packing and unpacking, but restrict
24835 TD packing sub-fields to be FPR registers. Don't allow overlapped
24836 register support for packing. Allow pack inputs to be memory
24837 locations. Don't build generator functions for unpack<mode>_dm
24838 and unpack<mode>_nodm.
24839 (unpack<mode>_dm): Likewise.
24840 (unpack<mode>_nodm): Likewise.
24841 (pack<mode>): Likewise.
24843 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24844 built-in functions to pack/unpack explicit __ibm128 values.
24845 (__builtin_unpack_ibm128): Likewise.
24847 * doc/extend.texi (PowerPC Built-in Functions): Document
24848 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24850 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24853 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24854 Add new arg loc and pass it down as context.
24855 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24856 to the location to use for the warning.
24857 (check_function_arguments): New arg loc. All callers changed. Pass
24858 it to check_function_nonnull.
24859 * c-common.h (check_function_arguments): Adjust declaration.
24861 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24863 PR tree-optimization/69156
24864 * gimple.c (validate_type): Removed.
24865 (gimple_builtin_call_types_compatible_p): Use
24866 useless_type_conversion_p instead of validate_type.
24867 * value-prof.c (gimple_stringop_fixed_value): Fold
24868 icall_size to correct type.
24870 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24872 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
24875 2016-01-13 Richard Henderson <rth@redhat.com>
24878 * target.def (builtin_tm_load, builtin_tm_store): Remove.
24879 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
24880 (ix86_builtin_tm_store): Remove.
24881 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24882 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24883 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24884 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24885 * doc/tm.texi: Rebuild.
24887 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
24888 (BUILT_IN_TM_MEMCPY_RTWN): New.
24889 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
24890 fallback from vector to integer helpers.
24891 (build_tm_load): Handle vector types directly, instead of
24893 (build_tm_store): Likewise.
24894 (expand_assign_tm): Prepare for register types not handled by
24895 the above. Copy them to memory and use memcpy.
24896 * tree.c (tm_define_builtin): New.
24897 (find_tm_vector_type): New.
24898 (build_tm_vector_builtins): New.
24899 (build_common_builtin_nodes): Call it.
24901 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
24903 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
24904 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
24906 2016-01-13 Tom de Vries <tom@codesourcery.com>
24908 PR tree-optimization/69169
24909 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
24910 handled_struct_type param.
24911 (create_variable_info_for, intra_create_variable_infos): Call
24912 create_variable_info_for_1 with extra arg.
24914 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
24916 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
24917 and "armv8.1-a+crc" entries.
24919 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
24922 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
24923 Change first operand predicate from register_or_constm1_operand
24924 to register_operand.
24925 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
24926 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
24927 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
24928 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
24929 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
24930 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
24931 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
24932 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
24933 comparison with constm1_rtx from vec_prefetch_gen part.
24935 2016-01-13 Richard Biener <rguenther@suse.de>
24937 PR tree-optimization/69013
24938 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
24939 Exchange assert for a test.
24941 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24944 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
24946 2016-01-13 Richard Biener <rguenther@suse.de>
24948 PR tree-optimization/69242
24949 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
24950 assert with a check.
24952 2016-01-13 Richard Biener <rguenther@suse.de>
24954 PR tree-optimization/69186
24955 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
24956 Properly guard vect_update_misalignment_for_peel call.
24958 2016-01-12 Jeff Law <law@redhat.com>
24960 PR tree-optimization/pr67755
24961 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
24962 "need_profile_correction".
24963 (thread_block_1): Initialize new field to false by default. If we
24964 have multiple thread paths through a common joiner to different
24965 final targets, then set new field to true.
24966 (compute_path_counts): Only do count adjustment when it's really
24969 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24971 * doc/invoke.texi (Spec Files): Move section down in file, past
24972 all command-line option descriptions.
24974 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24976 PR middle-end/54809
24977 * doc/gty.texi: Remove documentation of mark_hook.
24978 * gengtype.c (struct write_types_data): Remove code to support
24979 mark_hook attribute.
24980 (walk_type): Likewise.
24981 (write_func_for_structure): Likewise.
24983 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24985 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
24986 Directory Options, and -specs= to Overall Options.
24987 (Overall Options): Adjust similarly. Reorder to group related
24988 options together. Make -specs= cross-reference the spec file details.
24989 (Directory Options): Adjust similarly.
24991 2016-01-12 Jeff Law <law@redhat.com>
24993 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
24995 2016-01-12 Olivier Hainque <hainque@adacore.com>
24997 * gcc.c (spec_undefvar_allowed): New global.
24998 (process_command): Set to true when running for --version or --help,
25000 (getenv_spec_function): When the variable is not defined, use the
25001 variable name as the variable value if we're allowed not to issue
25004 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25006 PR tree-optimization/68911
25007 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25008 information computed for expression "init + nit * step".
25010 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25012 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25013 about name of GCC executable. Remove deleted node from menu.
25014 (Directory Options) <-B>: Remove cross-reference to deleted node.
25015 (Target Options): Delete section.
25017 2016-01-12 Christian Bruel <christian.bruel@st.com>
25020 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25021 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25023 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25026 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25027 aligned_mem is properly set for AVX512-VL floating point masked
25031 * ifcvt.c (cond_exec_process_if_block): When removing the last
25032 insn from then_bb, remove also any possible barriers that follow it.
25034 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25038 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25039 (PTRDIFF_TYPE): Likewise.
25040 (WCHAR_TYPE): Likewise.
25041 (WCHAR_TYPE_SIZE): Likewise.
25042 (STDINT_LONG32): Likewise.
25044 2016-01-12 Richard Biener <rguenther@suse.de>
25046 PR tree-optimization/69053
25047 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25048 convert initial value for cond reductions.
25050 2016-01-12 Richard Biener <rguenther@suse.de>
25052 PR tree-optimization/69007
25053 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25054 widen_sum after dot_prod and sad.
25056 2016-01-12 Richard Biener <rguenther@suse.de>
25058 PR tree-optimization/69168
25059 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25060 pattern stmt SLP type.
25061 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25062 end up unused so cope with that case.
25064 2016-01-12 Richard Biener <rguenther@suse.de>
25066 PR tree-optimization/69157
25067 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25068 stmts def type only during analyze phase.
25069 (vectorizable_call): Likewise.
25070 (vectorizable_simd_clone_call): Likewise.
25071 (vectorizable_conversion): Likewise.
25072 (vectorizable_assignment): Likewise.
25073 (vectorizable_shift): Likewise.
25074 (vectorizable_operation): Likewise.
25075 (vectorizable_store): Likewise.
25076 (vectorizable_load): Likewise.
25078 2016-01-12 Richard Biener <rguenther@suse.de>
25080 PR tree-optimization/69174
25081 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25083 (vectorizable_load): Properly compute the number of loads needed
25084 for permuted strided SLP loads and do not spuriously assign
25085 to SLP_TREE_VEC_STMTS.
25087 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25089 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25090 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25091 (MD_EXEC_PREFIX): Remove.
25092 (MD_STARTFILE_PREFIX) Removee.
25093 (FILE_NAME_ABSOLUTE_P): Remove.
25094 (CPP_SPEC): Do not read macros from sys/version.h.
25095 (LINK_COMMAND_SPEC): Remove.
25096 (LOCAL_INCLUDE_DIR): Remove.
25097 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25098 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25099 (POST_LINK_SPEC): Define to invoke stubify after linker
25100 (LIBSTDCXX): Remove define
25101 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25102 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25103 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25104 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25105 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25106 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25107 (i386_djgpp_asm_named_section): Add propotype of new procedure
25109 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25110 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25111 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25112 in config/i386/djgpp.h).
25113 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25114 STANDARD_STARTFILE_PREFIX_1.
25115 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25116 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25117 installation errors.
25118 (MAX_OFILE_ALIGNMENT): Define to 128.
25119 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25121 * config/i386/djgpp.c: New file. Add implementation of
25122 i386_djgpp_asm_named_section.
25124 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25126 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25127 Add rule for building djgpp.o.
25129 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25131 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25132 (rtx_is_swappable_p): Reductions are swappable.
25133 (insn_is_swappable_p): V2DF reductions are swappable.
25135 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25137 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25138 reloads for other unsupported memory operands.
25140 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25141 Jim Wilson <jim.wilson@linaro.org>
25144 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25145 copy_to_mode_reg instead of force_reg.
25147 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25150 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25151 TARGET_80387 is true.
25153 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25156 * lra-eliminations.c (move_plus_up): Only move plus up
25157 if subreg of the constant can be simplified into constant
25158 and use the simplified subreg of the constant instead of
25159 the original constant.
25161 * fold-const.c (fold_convertible_p): Don't return true
25162 for conversion of VECTOR_TYPE to same sized integral type.
25163 (fold_convert_loc): Fix up formatting. Fold conversion of
25164 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25165 instead of NOP_EXPR.
25167 PR tree-optimization/69214
25168 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25169 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25172 PR tree-optimization/69207
25173 * tree-vect-slp.c (vect_get_constant_vectors): For
25174 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25175 fold_convertible_p to vector_type's element type, and always
25176 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25178 2016-01-11 Richard Biener <rguenther@suse.de>
25180 PR tree-optimization/69173
25181 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25182 fixup the cycle if all stmts are in a pattern.
25184 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25186 PR middle-end/68999
25187 * alias.c (base_alias_check): Move check for addresses with
25188 alignment ANDs before the call for compare_base_decls.
25189 (memrefs_conflict_p): Return -1 for different decls
25190 that went through alignment adjustments.
25192 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25194 PR rtl-optimization/68796
25195 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25196 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25197 and QImode comparisons against zero with CC_NZmode.
25198 * config/aarch64/iterators.md (short_mask): New mode_attr.
25200 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25202 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25203 (<avx512>_store<mode>_mask): Likewise.
25205 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25206 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25208 PR rtl-optimization/68841
25209 * ifcvt.c (struct noce_if_info): Add orig_x field.
25210 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25211 Don't record conflicts on to_rename if it's present.
25212 Allow memory destinations in sets.
25213 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25214 blocks, passing orig_x to the checks.
25215 (noce_process_if_block): Set if_info->orig_x appropriately.
25217 2016-01-11 Tom de Vries <tom@codesourcery.com>
25219 PR tree-optimization/69069
25220 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25222 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25224 PR rtl-optimization/68920
25225 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25226 of conditional moves for RTL if-conversion to 1 for
25227 TARGET_ONE_IF_CONV_INSN.
25228 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25229 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25230 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25231 parameter to restirct number of conditional moves for
25233 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25234 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25237 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25240 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25241 onepart vars. Fix typo in comment. Fix reversed condition in
25243 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25246 * var-tracking.c (dump_onepart_variable_differences): New.
25247 (dataflow_set_different): If a detailed dump is requested,
25248 delay early returns and dump differences between onepart
25249 variables present before and after, and added variables.
25251 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25254 * expr.c (expand_expr_real_1): For boolean vector constants
25255 with a scalar mode use const_scalar_mask_from_tree.
25256 (const_scalar_mask_from_tree): New.
25257 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25258 assigned to a mask type to handle constants.
25260 2016-01-11 Martin Jambor <mjambor@suse.cz>
25263 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25264 useless parameters if we cannot change function signature.
25266 2016-01-11 Martin Jambor <mjambor@suse.cz>
25269 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25272 2016-01-11 Tom de Vries <tom@codesourcery.com>
25274 PR tree-optimization/69109
25275 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25278 2016-01-11 Tom de Vries <tom@codesourcery.com>
25280 PR tree-optimization/69108
25281 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25282 res is not used in a phi.
25284 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25287 * common.opt (frandom-seed): Fix parameter name.
25288 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25290 2016-01-11 Tom de Vries <tom@codesourcery.com>
25292 PR tree-optimization/69058
25293 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25296 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25298 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25299 (mcode-density): Likewise.
25301 2016-01-10 Tom de Vries <tom@codesourcery.com>
25303 PR tree-optimization/69062
25304 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25305 (parallelize_loops): Don't paralelize loop that has phi with address
25308 2016-01-10 Tom de Vries <tom@codesourcery.com>
25310 PR tree-optimization/69039
25311 * tree-parloops.c (try_create_reduction_list): Only allow single exit
25314 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
25316 PR middle-end/68743
25317 * match.pd: Require target has function_c99_misc before doing
25318 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
25320 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
25322 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
25324 * configure: Regenerate.
25326 2016-01-09 Jakub Jelinek <jakub@redhat.com>
25328 PR middle-end/50865
25329 PR tree-optimization/69097
25330 * fold-const.h (expr_not_equal_to): New prototype.
25331 * fold-const.c: Include stringpool.h and tree-ssanames.h.
25332 (expr_not_equal_to): New function.
25333 * match.pd (X % -Y is the same as X % Y): Don't optimize
25334 unless X is known not to be equal to minimum or Y is known
25335 not to be equal to -1.
25336 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
25337 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
25338 (simplify_stmt_using_ranges): Adjust caller.
25339 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
25340 substitute_and_fold.
25342 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
25344 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
25347 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25349 PR tree-optimization/69167
25350 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
25351 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
25353 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
25355 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25356 Richard Biener <rguenther@suse.de>
25358 PR tree-optimization/68707
25359 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
25360 instances that can be handled via vect_load_lanes.
25362 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
25364 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
25365 if we can't determine address equivalence.
25366 * alias.c (compare_base_decl): Update for changed return value of
25367 symtab_node::equal_address_to.
25369 2016-01-08 Jason Merrill <jason@redhat.com>
25373 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
25374 * expr.c (store_field): Not here.
25375 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
25376 call with TREE_ADDRESSABLE type.
25377 * tree-cfg.c (verify_gimple_call): Adjust.
25379 2016-01-08 Olivier Hainque <hainque@adacore.com>
25381 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
25384 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25386 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
25387 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
25388 (reduc_smin_v2sf): Rename to...
25389 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
25390 (reduc_splus_v2sf): Rename to...
25391 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
25393 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25395 PR tree-optimization/69162
25396 * gimplify.c (gimplify_va_arg_expr): Encode original type of
25397 valist argument in another argument.
25398 (gimplify_modify_expr): Adjust for the above change. Cleanup.
25399 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
25400 to determine the va_list type, build a MEM_REF instead of
25401 build_fold_indirect_ref.
25403 PR tree-optimization/69172
25404 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
25407 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
25409 PR tree-optimization/67781
25410 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
25411 and cmpnop in two steps: first the ones not accessed in original
25412 gimple expression in a endian independent way and then the ones not
25413 accessed in the final result in an endian-specific way.
25415 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25417 PR tree-optimization/69083
25418 * tree-vect-slp.c (vect_get_constant_vectors): For
25419 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
25420 element type. If op is fold_convertible_p to vector_type's element
25421 type, use NOP_EXPR instead of VCE.
25423 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
25425 PR rtl-optimization/67778
25426 PR rtl-optimization/68634
25427 PR rtl-optimization/68909
25428 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
25429 block from the stack until done with it. Remove a superfluous
25430 bitmap set. Remove a superfluous bitmap test.
25432 2016-01-07 Martin Sebor <msebor@redhat.com>
25435 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
25436 constraint on the type of arguments.
25438 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
25440 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
25441 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
25442 unaligned_access on the gcc_options set.
25443 * config/arm/arm.c (arm_option_override_internal): Use
25444 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
25446 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25449 * config/i386/i386.c (ix86_frame_pointer_required): Enable
25450 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
25452 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25455 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25458 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25459 depending on frame_pointer_needed before remaining integer and SSE
25460 registers are saved.
25462 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
25465 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
25467 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
25470 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
25471 Use the "xBm" constraint.
25472 (float<sseintvecmodelower><mode>2<mask_name><round_name):
25474 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
25475 (sse_cvtsi2ssq<round_name>): Likewise.
25476 (sse_cvtss2si<round_name>): Likewise.
25477 (sse_cvtss2siq<round_name>): Likewise.
25478 (sse2_cvtsi2sdq<round_name>): Likewise.
25479 (sse2_cvtsd2si<round_name>): Likewise.
25480 (sse2_cvtsd2siq<round_name>): Likewise.
25481 * config/i386/subst.md (round_nimm_scalar_predicate): New
25484 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
25486 PR middle-end/67639
25487 * varasm.c (make_decl_rtl): Mark invalid register vars as
25490 PR rtl-optimization/66206
25491 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
25492 All callers changed.
25494 2016-01-07 Jakub Jelinek <jakub@redhat.com>
25496 PR tree-optimization/69141
25497 * tree-ssa-pre.c: Include langhooks.h.
25498 (eliminate_dom_walker::before_dom_children): Use
25499 lang_hooks.decl_printable_name instead of
25500 cgraph_node::get ()->name ().
25502 PR middle-end/68960
25503 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
25504 it and DECL_ALIGN too.
25506 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25508 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25510 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25513 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25514 depending on frame_pointer_needed before remaining integer and SSE
25515 registers are saved.
25517 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25519 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25520 mode iterator with VSX_M2.
25521 (*p9_vecstore_<mode>): Likewise.
25522 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25523 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25524 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25525 (define_split for VSX_LE128 stores): Likewise.
25526 (define_peephole2 for TImode LE swaps): Likewise.
25527 (define_split for VSX_LE128 post-reload stores): Likewise.
25529 2016-01-06 Marek Polacek <polacek@redhat.com>
25532 * convert.c (convert_to_integer_1): Adjust call to
25533 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25534 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25535 EXPR instead of ARG.
25536 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25538 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25541 * doc/extend.texi (RL78 Variable Attributes): New section.
25543 2016-01-05 Marek Polacek <polacek@redhat.com>
25546 * builtins.c (get_memmodel): Use expansion point location rather than
25547 the input location. Call warning_at rather than warning.
25548 (expand_builtin_atomic_compare_exchange): Likewise.
25549 (expand_builtin_atomic_load): Likewise.
25550 (expand_builtin_atomic_store): Likewise.
25551 (expand_builtin_atomic_clear): Likewise.
25553 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25556 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25557 Replace nonimmediate_operand with vector_operand.
25558 * config/i386/predicates.md (vector_operand): New predicate.
25559 (general_vector_operand): Replace nonimmediate_operand with
25561 * config/i386/sse.md: Replace nonimmediate_operand with
25562 vector_operand and m constraint with Bm constraint on SSE
25563 patterns with 16-byte memory operand.
25564 * config/i386/subst.md (round_nimm_predicate): Replace
25565 nonimmediate_operand with vector_operand.
25566 (round_saeonly_nimm_predicate): Likewise.
25567 (round_saeonly_nimm_scalar_predicate): New.
25569 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25572 * config/i386/constraints.md (Bm): New constraint.
25573 * config/i386/predicates.md (vector_memory_operand): New
25575 * config/i386/sse.md: Replace xm with xBm in plusminus and
25576 any_logic patterns.
25578 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25581 * doc/extend.texi (V850 Function Attributes): New section.
25582 (V850 Variable Attributes): New section.
25584 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25587 * doc/extend.texi (MicroBlaze Function Attributes): Document
25588 interrupt_handler and fast_interrupt attributes.
25590 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25593 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25594 for local symbolic operands.
25595 * config/ia64/predicates.md (local_symbolic_operand64): New
25598 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25600 PR rtl-optimization/68651
25601 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25604 2016-01-05 Nathan Sidwell <nathan@acm.org>
25606 * alias.c (compare_base_decls): Use symtab_node::get.
25608 2016-01-05 Nick Clifton <nickc@redhat.com>
25611 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25612 secondary_reload_info structure.
25615 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25616 decls if weak support is available.
25618 2016-01-04 Martin Sebor <msebor@redhat.com>
25620 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25622 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25624 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25625 OPTION_MASK_P9_DFORM.
25627 * config/rs6000/constraints.md (wo constraint): New constraint for
25630 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25632 (rs6000_init_hard_regno_mode_ok): Likewise.
25634 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25637 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25638 expanders not to have constraints. Add support for ISA 3.0 xxperm
25639 instruction. Add support for fusing xxlor with xxperm.
25640 (altivec_vperm_<mode>_internal): Likewise.
25641 (altivec_vperm_v8hiv16qi): Likewise.
25642 (altivec_vperm_<mode>v16q): Likewise.
25643 (altivec_vperm_<mode>_uns): Likewise.
25644 (vperm_v8hiv4si): Likewise.
25645 (vperm_v16qiv8hi): Likewise.
25647 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25649 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25651 Update copyright years.
25653 * gcc.c (process_command): Update copyright notice dates.
25654 * gcov-dump.c (print_version): Ditto.
25655 * gcov.c (print_version): Ditto.
25656 * gcov-tool.c (print_version): Ditto.
25657 * gengtype.c (create_file): Ditto.
25658 * doc/cpp.texi: Bump @copying's copyright year.
25659 * doc/cppinternals.texi: Ditto.
25660 * doc/gcc.texi: Ditto.
25661 * doc/gccint.texi: Ditto.
25662 * doc/gcov.texi: Ditto.
25663 * doc/install.texi: Ditto.
25664 * doc/invoke.texi: Ditto.
25666 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25668 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25669 modes larger than TImode as TImode if NEON is not enabled.
25671 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25674 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25675 mode for %f0-%f31 only if TARGET_FPU.
25677 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25680 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25681 to compute the PACKED_P predicate.
25682 (function_arg_record_value): Minor tweaks.
25684 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25686 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25687 option for arm*-*-* targets.
25689 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25691 * doc/extend.texi (Common Function Attributes): Move docs for
25692 MSP430-specific attributes to....
25693 (MSP430 Function Attributes): ...here. Delete the redundant
25694 entries and copy-edit the remaining text.
25695 (MSP430 Variable Attributes): Use uniform format for index
25696 entries and add a cross-reference to the corresponding function
25699 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25701 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25703 (x86 Options): Likewise.
25705 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25709 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25710 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25711 to corresponding attribute.
25713 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25715 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25716 to correct alphabetization of table. Copy-edit and correct
25718 <stack_protect>: Likewise.
25719 <target_clones>: Likewise.
25721 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25722 Correct punctuation.
25723 (Code Gen Options) <-fno-plt>: Copy-edit.
25725 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25728 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25729 SI values. Explicitly convert SI to DI and vice-versa.
25731 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25733 PR tree-optimization/69070
25734 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25735 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25738 * ubsan.c (ubsan_instrument_float_cast): Call
25739 initialize_sanitizer_builtins.
25742 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25744 Copyright (C) 2016 Free Software Foundation, Inc.
25746 Copying and distribution of this file, with or without modification,
25747 are permitted in any medium without royalty provided the copyright
25748 notice and this notice are preserved.