1 2016-10-09 Jakub Jelinek <jakub@redhat.com>
3 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
4 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
5 VAR_OR_FUNCTION_DECL_P macros.
6 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8 chkp_find_bounds_1): Likewise.
9 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10 * hsa-gen.c (get_symbol_for_decl): Likewise.
11 * cgraphunit.c (check_global_declaration, analyze_functions,
12 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
14 * gimple-fold.c (can_refer_decl_in_current_unit_p,
15 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
17 * tree.c (set_decl_section_name, copy_node_stat,
18 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
19 merge_dllimport_decl_attributes, handle_dll_attribute,
20 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
21 verify_type): Likewise.
22 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
23 find_explicit_erroneous_behavior): Likewise.
24 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
25 * ipa.c (process_references): Likewise.
26 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
27 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
28 notice_global_symbol, assemble_variable, mark_decl_referenced,
29 build_constant_desc, output_constant_def_contents, do_assemble_alias,
30 make_decl_one_only, default_section_type_flags,
31 categorize_decl_for_section, default_encode_section_info): Likewise.
32 * trans-mem.c (requires_barrier): Likewise.
33 * gimple-expr.c (mark_addressable): Likewise.
34 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
35 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
36 expand_debug_expr): Likewise.
37 * tree-dump.c (dequeue_and_dump): Likewise.
38 * ubsan.c (instrument_bool_enum_load): Likewise.
39 * tree-pretty-print.c (print_declaration): Likewise.
40 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
41 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
42 * asan.c (asan_protect_global, instrument_derefs): Likewise.
43 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
44 pass_build_ssa::execute): Likewise.
45 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
46 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
48 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
50 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
51 can_be_nonlocal, remap_decls, copy_debug_stmt,
52 initialize_inlined_parameters, add_local_variables,
53 reset_debug_binding, replace_locals_op): Likewise.
54 * dse.c (can_escape): Likewise.
55 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
57 * tree-diagnostic.c (default_tree_printer): Likewise.
58 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
59 unpack_ts_decl_with_vis_value_fields,
60 lto_input_ts_decl_common_tree_pointers): Likewise.
61 * builtins.c (builtin_save_expr, fold_builtin_expect,
62 readonly_data_expr): Likewise.
63 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
64 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
66 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
67 * gimplify.c (force_constant_size, gimplify_bind_expr,
68 gimplify_decl_expr, gimplify_var_or_parm_decl,
69 gimplify_compound_lval, gimplify_init_constructor,
70 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
71 gimplify_type_sizes): Likewise.
72 * cgraphbuild.c (record_reference, record_type_list, mark_address,
73 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
74 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
75 remove_unused_locals): Likewise.
76 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
77 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
78 * function.c (instantiate_expr, instantiate_decls_1,
79 setjmp_vars_warning, add_local_decl): Likewise.
80 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
82 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
83 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
84 optimize_va_list_gpr_fpr_size): Likewise.
85 * tree-nrv.c (pass_nrv::execute): Likewise.
86 * tsan.c (instrument_expr): Likewise.
87 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
88 * vtable-verify.c (verify_bb_vtables): Likewise.
89 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
90 get_ref_base_and_extent): Likewise.
91 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
93 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
94 analyze_all_variable_accesses): Likewise.
95 * tree-nested.c (get_nonlocal_debug_decl,
96 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
97 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
98 get_local_debug_decl, convert_local_omp_clauses,
99 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
101 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
102 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
103 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
104 dbxout_symbol, dbxout_common_check): Likewise.
105 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
106 string_constant): Likewise.
107 * hsa.c (hsa_get_declaration_name): Likewise.
108 * passes.c (rest_of_decl_compilation): Likewise.
109 * tree-ssanames.c (make_ssa_name_fn): Likewise.
110 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
111 pack_ts_decl_with_vis_value_fields,
112 write_ts_decl_common_tree_pointers): Likewise.
113 * stor-layout.c (place_field): Likewise.
114 * symtab.c (symtab_node::maybe_create_reference,
115 symtab_node::verify_base, symtab_node::make_decl_local,
116 symtab_node::copy_visibility_from,
117 symtab_node::can_increase_alignment_p): Likewise.
118 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
119 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
120 fortran_common, add_location_or_const_value_attribute,
121 add_scalar_info, add_linkage_name, set_block_abstract_flags,
122 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
123 optimize_one_addr_into_implicit_ptr,
124 optimize_location_into_implicit_ptr): Likewise.
125 * gimple-low.c (record_vars_into): Likewise.
126 * ipa-visibility.c (update_vtable_references): Likewise.
127 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
129 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
130 DFS::DFS_write_tree_body, write_symbol): Likewise.
131 * langhooks.c (lhd_warn_unused_global_decl,
132 lhd_set_decl_assembler_name): Likewise.
133 * attribs.c (decl_attributes): Likewise.
134 * except.c (output_ttype): Likewise.
135 * varpool.c (varpool_node::get_create, ctor_for_folding,
136 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
137 * fold-const.c (fold_unary_loc): Likewise.
138 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
139 ipa_find_agg_cst_from_init): Likewise.
140 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
141 expand_omp_target, lower_omp_regimplify_p,
142 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
143 find_link_var_op): Likewise.
144 * tree-chrec.c (chrec_contains_symbols): Likewise.
145 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
146 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
147 execute_fixup_cfg): Likewise.
149 PR tree-optimization/77901
150 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
151 if ranges[i].exp is SSA_NAME when looking for >= and only when
152 ranges[i].exp is NULL or SSA_NAME when looking for the other
155 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
157 * ipa-cp.c (ipcp_alignment_lattice): Remove.
158 (ipcp_param_lattices): Remove field alignment.
159 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
160 (set_all_contains_variable): Remove call to
161 ipcp_alignment_lattice::set_to_bottom.
162 (initialize_node_lattices): Likewise.
163 (propagate_alignment_accross_jump_function): Remove.
164 (propagate_constants_accross_call): Remove call to
165 propagate_alignment_accross_jump_function.
166 (ipcp_store_alignment_results): Remove.
167 (ipcp_driver): Remove call to ipcp_store_alignment_results.
168 (propagate_bits_accross_jump_function): Handle ancestor jump function.
169 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
170 pretty-printing of alignment jump function.
171 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
172 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
173 alignments and remove computing ipa_alignment jump function.
174 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
175 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
176 (ipa_read_jump_function): Remove reading of ipa_alignment.
177 (write_ipcp_transformation_info): Remove streaming for alignment
179 (read_ipcp_transformation_info): Remove reading of alignment
181 (ipcp_update_alignments): Remove.
182 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
184 (ipcp_transform_function): Remove call to ipcp_update_alignments()
185 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
186 * ipa-prop.h (ipa_alignment): Remove.
187 (ipa_jump_func): Remove field alignment.
188 (ipcp_transformation_summary): Remove field alignments.
189 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
190 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
191 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
193 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
195 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
197 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
199 (visium_expand_fp_cstore): Likewise.
201 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
203 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
204 * diagnostic.c (warning_at_rich_loc_n): New function.
205 (diagnostic_n_impl_richloc): Likewise.
206 (diagnostic_n_impl): Move most of the function to
207 diagnostic_n_impl_richloc and call it.
209 2016-10-08 Jakub Jelinek <jakub@redhat.com>
211 * gen-pass-instances.awk: Rewritten.
212 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
213 $(PASSES_EXTRA) after passes.def to the script.
214 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
215 * config/i386/i386-passes.def: New file.
216 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
217 make_pass_stv): Declare.
218 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
220 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
222 (pass_stv::clone, pass_stv::set_pass_param): New methods.
223 (pass_stv::timode_p): New non-static data member.
224 (ix86_option_override): Don't register passes here.
226 * doc/invoke.texi: Document accepting Else, fallthrough.
228 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
231 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
232 FALLTHRU comment styles.
234 2016-10-07 Andrew Pinski <apinski@cavium.com>
236 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
237 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
238 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR): Likewise.
239 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION): Likewise.
240 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION): Likewise.
241 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
242 (AARCH64_ARCH): Likewise.
243 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION): Likewise.
244 (AARCH64_CORE): Likewise.
245 (AARCH64_ARCH): Likewise.
246 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
247 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
248 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
249 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
250 (AARCH64_ARCH): Likewise.
251 (AARCH64_CORE): Likewise.
252 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
253 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
254 (AARCH64_CORE): Likewise.
255 (AARCH64_ARCH): Likewise.
257 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
259 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
260 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
261 floating point type infrastructre, and -mfloat128 that enables the
262 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
263 if -mfloat128-type. Define __ibm128 to be long double by default.
264 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
265 the IEEE 128-bit floating point type infrastructure should
266 automatically be enabled.
267 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
268 instead of -mfloat128 to enable KFmode.
269 (rs6000_option_override_internal): Split the option -mfloat128
270 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
271 systems, automatically set -mfloat128-type, but don't enable it on
272 other operating systems. Move setting the long double size and
273 IEEE quad support before the IEEE 128-bit floating point changes.
274 (rs6000_init_builtins): Do not create a unique type for __ibm128
275 if long double is IBM extended double, instead rely on __ibm128
276 being defined as 'long double'. If -mfloat128-type and not
277 -mfloat128, create the KFmode type with an undocumented __ieee128
279 (rs6000_init_libfuncs): Use -mfloat128-type instead of
280 -mfloat128 for tests about the types, but keep tests for
281 -mfloat128 to enable the keyword support.
282 (rs6000_complex_function_value): Likewise.
283 (rs6000_scalar_mode_supported_p): Likewise.
284 (rs6000_floatn_mode): Likewise.
285 (rs6000_c_mode_for_suffix): Likewise.
286 (rs6000_opt_masks): Add -mfloat128-type.
287 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
288 -mfloat128-type being split from -mfloat128. Add
289 -mfloat128-hardware, which was missing.
290 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
291 -mfloat128 and -mfloat128-type:
292 (-mfloat128-type): Likewise.
293 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
294 that 64-bit Linux systems with enable -mfloat128-type by default
296 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
297 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
298 -mfloat128-type instead of -mfloat128.
299 (FLOAT128_2REG_P): Likewise.
300 (MASK_FLOAT128_TYPE): Likewise.
301 (ALTIVEC_ARG_MAX_RETURN): Likewise.
302 (RS6000_BTM_FLOAT128): Likewise.
303 (TARGET_FLOAT128): Poison old identifiers.
304 (OPTION_MASK_FLOAT128): Likewise.
305 (MASK_FLOAT128): Likewise.
306 * config/rs6000/rs6000.md (FP): Likewise.
307 (FLOAT128): Likewise.
308 (fix_trunc<mode>di2): Likewise.
309 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
310 (floatdi<mode>2): Likewise.
311 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
312 (neg<mode>2, FLOAT128 iterator): Likewise.
313 (abs<mode>2, FLOAT128 iterator): Likewise.
314 (ieee_128bit_negative_zero): Likewise.
315 (ieee_128bit_vsx_neg<mode>2): Likewise.
316 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
317 (ieee_128bit_vsx_abs<mode>2): Likewise.
318 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
319 (ieee_128bit_vsx_nabs<mode>2): Likewise.
320 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
321 (extendiftf2): Likewise.
322 (extendifkf2): Likewise.
323 (extendtfkf2): Likewise.
324 (trunciftf2): Likewise.
325 (truncifkf2): Likewise.
326 (trunckftf2): Likewise.
327 (trunctfif2): Likewise.
328 (extendkftf2): Likewise.
329 (trunctfkf2): Likewise.
331 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
333 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
334 before merging in bytes to pass down to real_from_target.
336 2016-10-07 Richard Biener <rguenther@suse.de>
338 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
340 (substitute_and_fold_dom_walker::before_dom_children):
341 Substitute and fold before pass specific folding to avoid
342 feeding that with SSA names that will be later released.
343 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
344 introduced by folding and visited by evaluate_stmt called during
346 (likely_value): Likewise.
347 (evaluate_stmt): Likewise.
348 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
349 (simplify_div_or_mod_using_ranges): Likewise.
350 (simplify_min_or_max_using_ranges): Likewise.
351 (simplify_abs_using_ranges): Likewise.
352 (simplify_conversion_using_ranges): Likewise.
353 (simplify_float_conversion_using_ranges): Likewise.
354 (simplify_stmt_using_ranges): Likewise.
356 2016-10-07 Marek Polacek <polacek@redhat.com>
358 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
359 FALLTHROUGH_LABEL_P here...
360 (warn_implicit_fallthrough_r): ...not here.
362 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
364 PR tree-optimization/77880
365 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
368 2016-10-07 Marek Polacek <polacek@redhat.com>
371 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
373 2016-10-07 Richard Biener <rguenther@suse.de>
375 * bitmap.h: Document constraints on bitmap modification while
378 2016-10-07 Richard Biener <rguenther@suse.de>
380 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
381 * bitmap.h (bmp_iter_set): When advancing to the next element
382 check that we didn't remove the current one.
383 (bmp_iter_and): Likewise.
384 (bmp_iter_and_compl): Likewise.
385 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
386 we currently iterate on but keep a one-level queue.
387 * sched-deps.c (remove_from_deps): Do not clear current bit
388 but keep a one-level queue.
390 2016-10-07 Jakub Jelinek <jakub@redhat.com>
392 PR tree-optimization/77664
393 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
394 for the other ranges.
395 (optimize_range_tests_diff): Fix up formatting.
396 (optimize_range_tests_var_bound): New function.
397 (optimize_range_tests): Use it.
399 2016-10-07 Martin Liska <mliska@suse.cz>
401 * coverage.c (build_gcov_exit_decl): Fix priority what
404 2016-10-07 Richard Biener <rguenther@suse.de>
406 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
407 vars in gimple_bind_vars but not in BLOCK_VARS.
409 2016-10-07 Richard Biener <rguenther@suse.de>
411 PR tree-optimization/77879
412 * tree-ssa-structalias.c (handle_const_call): Properly handle
414 (handle_pure_call): Likewise.
416 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
418 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
419 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
422 2016-10-06 Andrew Pinski <apinski@cavium.com>
424 * config/aarch64/aarch64-cores.def: Add a comment before each
427 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
429 PR tree-optimization/77862
430 * tree-vrp.c (add_equivalence): Use get_value_range so that
431 num_vr_values is checked before accessing vr_values.
433 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
435 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
438 2016-10-05 Jeff Law <law@redhat.com>
440 PR tree-optimization/71661
441 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
442 removal of a forwarder exposes a new natural loop.
444 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
447 Introduce ssesuffix variable.
448 (<mask_codefor><code><mode>3<mask_name>): Ditto.
449 (*<code><mode>3): Ditto.
451 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
453 * postreload.c (reload_cse_simplify): Skip also USE when detecting
456 2016-10-06 Richard Biener <rguenther@suse.de>
458 PR tree-optimization/77855
459 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
460 instead of removing the current item while iterating over the set
463 2016-10-06 James Clarke <jrtc27@jrtc27.com>
464 Eric Botcazou <ebotcazou@adacore.com>
467 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
468 (classify_registers): Don't set it
469 (function_arg_slotno): Don't initialize and test it. Tidy up.
471 2016-10-06 Richard Biener <rguenther@suse.de>
473 PR tree-optimization/77839
474 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
477 2016-10-06 Martin Liska <mliska@suse.cz>
479 * gcc.c: Set -fprofile-update=atomic when profiling is
480 enabled and -pthread is set. Warn when one combines
481 -pthread and -fprofile-update=single for an app using
484 2016-10-06 Martin Liska <mliska@suse.cz>
487 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
488 * gimple-ssa-strength-reduction.c (slsr_process_cast):
489 Initialize a pointer to NULL.
490 (slsr_process_copy): Likewise.
491 * input.c (location_get_source_line): Likewise.
492 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
494 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
496 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
497 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
498 (ix86_handle_option): Deleted handle of OPT_mpcommit.
499 * config.gcc: Deleted pcommitintrin.h
500 * config/i386/pcommitintrin.h: Deleted file.
501 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
502 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
504 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
506 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
507 (PTA_PCOMMIT): Deleted define.
508 (ix86_option_override_internal): Deleted handle of option.
509 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
510 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
511 __builtin_ia32_pcommit): Deleted.
512 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
513 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
514 (pcommit): Deleted instruction.
515 * config/i386/i386.opt: Mention -mpcommit deprecation.
516 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
518 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
521 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
523 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
524 Use <round_constraint> as operand 1 constraint.
526 2016-10-05 Jakub Jelinek <jakub@redhat.com>
529 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
530 (ubsan_instrument_float_cast): And not here.
533 * ubsan.c (ubsan_ids): New GTY(()) array.
534 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
535 instead of static local counters.
537 2016-10-05 Martin Sebor <msebor@redhat.com>
540 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
541 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
542 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
543 (default_printf_pointer_format): Define function.
544 * targhooks.c (linux_printf_pointer_format): Define new function.
545 * targhooks.h (linux_printf_pointer_format): Declare.
546 (gnu_libc_printf_pointer_format): Remove declaration.
548 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
550 * fold-const.c (native_encode_real): Fix logic for selecting offset
551 to write to when BYTES_BIG_ENDIAN.
553 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
555 * builtins.c (fold_builtin_strchr): Remove function.
556 (fold_builtin_strrchr): Likewise.
557 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
558 * gimple-fold.c (target_char_cst_p): New function.
559 (gimple_fold_builtin_strchr) Add more foldings.
560 (gimple_fold_builtin): Add index, strrchr, rindex cases.
562 2016-10-05 Richard Biener <rguenther@suse.de>
565 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
566 capture ids in c-exprs.
568 2016-10-05 Richard Biener <rguenther@suse.de>
571 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
572 with types_match for GIMPLE code gen to handle type mismatched
574 (dt_operand::gen): Adjust.
575 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
578 2016-10-05 Richard Biener <rguenther@suse.de>
580 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
582 2016-10-05 Richard Biener <rguenther@suse.de>
585 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
587 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
589 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
590 version check to protect only DW_TAG_imported_module generation.
592 2016-10-05 Richard Biener <rguenther@suse.de>
595 * match.pd (min(a,-a) -> -abs(a)): New pattern.
597 2016-10-04 Ian Lance Taylor <iant@golang.org>
599 * explow.c (allocate_dynamic_stack_space): Call
600 do_pending_stack_adjust before handling flag_split_stack.
602 2016-10-04 David Malcolm <dmalcolm@redhat.com>
604 * genattrtab.c (make_internal_attr): Supply dummy column number to
607 * genoutput.c (init_insn_for_nothing): Likewise.
608 * gensupport.c (add_define_attr): Likewise.
609 * read-md.c (message_at_1): Print column number.
610 (fatal_with_file_and_line): Likewise.
611 (rtx_reader::read_char): Track column numbers.
612 (rtx_reader::unread_char): Likewise.
613 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
614 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
615 (rtx_reader::handle_file): Initialize m_read_md_colno.
616 (rtx_reader::get_current_location): Supply column number to
618 * read-md.h (struct file_location): Add field "colno".
619 (file_location::file_location): Likewise.
620 (rtx_reader::get_colno): New accessor.
621 (rtx_reader::m_read_md_colno): New field.
622 (rtx_reader::m_last_line_colno): New field.
624 2016-10-04 Jakub Jelinek <jakub@redhat.com>
626 * doc/extend.texi (Java Exceptions): Remove.
627 (java_interface): Remove.
629 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
631 PR tree-optimization/77808
632 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
633 and addr are different before copying points-to information.
635 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
637 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
638 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
639 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
640 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
642 2016-10-04 Richard Biener <rguenther@suse.de>
644 PR tree-optimization/77399
645 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
646 verify the target can convert.
648 2016-10-04 Richard Biener <rguenther@suse.de>
651 * explow.c (plus_constant): Verify the mode of the constant
652 pool offset before calling plus_constant.
654 2016-10-04 Richard Biener <rguenther@suse.de>
657 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
658 type support, mark with :C.
659 (X / -X -> -1): Mark with :C.
661 2016-10-04 Jakub Jelinek <jakub@redhat.com>
663 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
664 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
665 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
666 * doc/tm.texi: Regenerated.
667 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
668 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
669 * config/darwin.h (JCR_SECTION_NAME): Remove.
670 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
671 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
672 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
673 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
674 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
675 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
677 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
679 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
680 between "because" and "param" in dump message in call to fprintf.
682 2016-10-03 Jeff Law <law@redhat.com>
684 PR tree-optimization/71550
685 PR tree-optimization/71403
686 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
687 (profitable_jump_thread_path): Also return boolean indicating if
688 the realized path will create an irreducible loop.
689 Remove loop depth tests from 71403.
690 (fsm_find_control_statement_thread_paths): Remove loop depth tests
691 from 71403. If threading will create an irreducible loop, then
692 throw away loop iteration and related information.
694 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
696 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
697 -Woverloaded-virtual checks for warning options.
698 * configure: Regenerate.
700 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
702 PR preprocessor/77699
703 * input.c (maybe_grow): Don't allocate one byte extra headroom.
704 (get_next_line): Return false on error.
705 (read_next_line): Removed, use get_next_line instead.
706 (read_line_num): Don't copy the line.
707 (location_get_source_line): Don't use static data.
708 (selftest::test_reading_source_line): Add more test cases.
710 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
713 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
715 * ifcvt.c (noce_try_avoid_const_materialization): New function.
716 (noce_process_if_block): Use it.
718 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
720 * doc/invoke.texi: Update -Wint-in-bool-context.
722 2016-10-02 Jakub Jelinek <jakub@redhat.com>
724 * dwarf2out.c (output_fde, output_call_frame_info,
725 dwarf2out_do_cfi_startproc, set_indirect_string,
726 gen_internal_sym, output_die, output_line_info): Use
727 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
728 ASM_GENERATE_INTERNAL_LABEL output.
730 2016-10-01 Richard Biener <rguenther@suse.de>
733 * genmatch.c (get_operand_type): Add operand position arg
734 and handle COND_EXPR comparison operand with fixed boolean_type_node.
735 (expr::gen_transform): Adjust.
736 (dt_simplify::gen_1): Likewise.
738 2016-10-01 Jakub Jelinek <jakub@redhat.com>
740 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
741 comments. Simplify asserts, remove unnecessary conditions.
743 (*<code><mode>3): Likewise.
745 2016-09-30 Jakub Jelinek <jakub@redhat.com>
747 * doc/invoke.texi (-Wregister): Document.
749 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
751 * configure.ac: Split CHECKING_P into CHECKING_P and
752 ENABLE_EXTRA_CHECKING.
753 * configure: Regenerated.
754 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
755 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
757 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
760 * gcc.c (process_command): For @filename handling, output
761 the correct name if the file does not exist.
763 2016-09-30 Marek Polacek <polacek@redhat.com>
765 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
766 * config/alpha/predicates.md: Likewise.
768 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
770 * ifcvt.c (noce_try_avoid_const_materialization): New function.
771 (noce_process_if_block): Use it.
773 2016-09-30 Martin Liska <mliska@suse.cz>
775 * doc/invoke.texi: Document asan-use-after-return that
776 it's disabled by default in runtime.
778 2016-09-30 Richard Biener <rguenther@suse.de>
780 * tree-vrp.c (intersect_ranges): If we failed to handle
781 the intersection choose a constant singleton range if available.
783 2016-09-30 Richard Biener <rguenther@suse.de>
785 PR tree-optimization/77399
786 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
787 float <-> int conversions.
789 2016-09-30 Alan Modra <amodra@gmail.com>
791 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
793 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
796 ext_level before calling CPUID with 0x80000008.
797 Simplify xgetbv checks.
799 2016-09-29 David Malcolm <dmalcolm@redhat.com>
801 * Makefile.in (OBJS): Add print-rtl-function.o.
802 * print-rtl-function.c: New file.
803 * print-rtl.h (print_rtx_function): New decl.
805 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
808 * config/i386/cpuid.h (__get_cpuid_count): New.
809 (__get_cpuid): Rename __level to __leaf.
811 2016-09-29 Marek Polacek <polacek@redhat.com>
813 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
815 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
817 * builtins.c (expand_builtin_memcmp): don't swap args unless
818 result is only being compared with zero.
820 2016-09-29 Marek Polacek <polacek@redhat.com>
822 * dwarf2out.c (loc_descriptor): Add fall through comment.
823 (add_const_value_attribute): Likewise.
825 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
827 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
828 with "v6t2". Move "arch" attribute above "pool_range".
829 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
831 (*thumb2_movhi_vfp): Likewise.
832 (*arm_movhi_fp16): Likewise.
833 (*thumb2_movhi_fp16): Likewise.
834 (*arm_movsi_vfp): Remove "arch" attribute.
835 (*thumb2_movsi_vfp): Likewise.
837 2016-09-29 Martin Liska <mliska@suse.cz>
839 * doc/extend.texi: Remove limitation of Objective C for
840 __attribute__((constructor)) and __attribute__((destructor)).
842 2016-09-29 Richard Biener <rguenther@suse.de>
844 PR tree-optimization/77768
845 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
846 Handle stores to readonly memory when removing redundant stores.
848 2016-09-29 Richard Biener <rguenther@suse.de>
851 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
852 X / -X -> -1 simplifications.
854 2016-09-29 Richard Biener <rguenther@suse.de>
857 * match.pd: Add max(a,-a) -> abs(a) pattern.
858 * tree-ssa-phiopt.c (minmax_replacement): Disable for
859 HONOR_SIGNED_ZEROS types.
861 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
863 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
864 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
866 2016-09-29 Richard Biener <rguenther@suse.de>
868 * tree-vrp.c (set_defs_to_varying): New helper avoiding
869 writing to vr_const_varying.
870 (vrp_initialize): Call it.
871 (vrp_visit_stmt): Likewise.
872 (evrp_dom_walker::before_dom_children): Likewise.
874 2016-09-29 Richard Biener <rguenther@suse.de>
876 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
877 constructors with vector elements.
879 2016-09-29 Richard Biener <rguenther@suse.de>
881 PR tree-optimization/77768
882 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
883 with stores to a place we know has a constant value.
885 2016-09-29 Alan Modra <amodra@gmail.com>
887 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
888 * doc/invoke.texi: Document it.
889 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
890 (rs6000_passes_float): Comment.
891 (rs6000_passes_long_double): New static var.
892 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
893 (init_cumulative_args): Set up to emit fp .gnu_attribute for
894 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
895 to include fp values returned in vectors.
896 Set rs6000_passes_long_double.
897 (rs6000_function_arg_advance_1): Likewise for function args.
898 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
899 and SPE. Emit long double tag value too.
900 (rs6000_opt_vars): Add gnu-attr.
901 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
902 * configure: Regenerate.
903 * config.in: Regenerate.
905 2016-09-28 Jakub Jelinek <jakub@redhat.com>
907 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
909 (format_floating, format_string, format_directive,
910 get_destination_size, pass_sprintf_length::handle_gimple_call):
913 2016-09-28 Jakub Jelinek <jakub@redhat.com>
915 * gimple-ssa-sprintf.c: Fix comment formatting.
916 (format_integer): Use is_gimple_assign.
917 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
918 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
919 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
920 (pass_sprintf_length::execute): Use is_gimple_call.
922 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
924 * gimple-fold.c (gimple_fold_builtin): After failing to fold
925 strchr, also try the generic folding.
927 2016-09-28 Martin Sebor <msebor@redhat.com>
930 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
933 2016-09-28 Martin Sebor <msebor@redhat.com>
936 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
937 length modifier is not expected.
938 (format_floating): Ignore l length modifier and fail gracefuly
939 when it isn't one of the other expected ones.
941 2016-09-28 Martin Sebor <msebor@redhat.com>
944 * varasm.c (assemble_addr_to_section): Increase local buffer size.
946 2016-09-27 Richard Biener <rguenther@suse.de>
948 * dwarf2out.c (cu_die_list): New global.
949 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
950 main_comp_unit_die to cu_die_list if we created it.
951 Move break_out_includes ...
952 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
955 2016-09-28 Richard Biener <rguenther@suse.de>
957 * dwarf2out.c (struct die_struct): Add removed flag.
958 (lookup_type_die): If the DIE is marked as removed, clear
959 TYPE_SYMTAB_DIE and return NULL.
960 (lookup_decl_die): If the DIE is marked as removed, remove it
961 from the hash and return NULL.
962 (mark_removed): New helper.
963 (prune_unused_types_prune): Call it for removed DIEs.
964 (gen_subprogram_die): Move the premark_used_types call to after
965 DIEs for the functions scopes are generated.
966 (process_scope_var): Do not re-create pruned types or type decls.
967 Make sure to also re-parent type decls.
968 (dwarf2out_finish): Move unused type pruning and debug_types
970 (dwarf2out_early_finish): ... here.
972 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
974 * config/arc/arc-c.c: New file.
975 * config/arc/arc-c.def: Likewise.
976 * config/arc/t-arc: Likewise.
977 * config.gcc: Include arc-c.o as c and cpp object.
978 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
979 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
980 arc_cpu_cpp_builtins.
982 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
984 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
985 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
987 2016-09-28 Nathan Sidwell <nathan@acm.org>
989 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
992 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
994 PR tree-optimization/61056
995 * gimple-fold.c (gimple_fold_builtin_strchr):
996 New function to optimize strchr (s, 0) to strlen.
997 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
999 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1001 PR tree-optimization/77724
1002 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1003 Add tree_fits_shwi_p check.
1005 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1007 * auto-inc-dec.c (try_merge): Remove break after return.
1008 * cselib.c (autoinc_split): Likewise.
1009 * explow.c (promote_mode): Likewise.
1010 * fixed-value.c (fixed_arithmetic): Likewise.
1011 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1012 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1013 * trans-mem.c (get_attrs_for): Likewise.
1014 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1015 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1016 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1017 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1018 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1019 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1020 * config/cris/cris.c (cris_op_str): Likewise.
1021 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1022 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1024 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1026 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1027 IFN_GOACC_REDUCTION_CODES): New.
1028 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1029 ifn_goacc_reduction_kind): Use them.
1030 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1031 of internal functions, when applicable.
1033 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1035 * config/mips/constraints.md (d): Fix documentation.
1036 * doc/md.texi (Machine Constraints): Update accordingly.
1038 2016-09-27 Richard Biener <rguenther@suse.de>
1040 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
1041 cur_line_info_table initialization ...
1042 (dwarf2out_assembly_start): ... here.
1044 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
1046 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
1047 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
1048 (*thumb2_movhi_vfp): Likewise.
1049 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
1050 template. Expand predicable attribute to mark VMOV.F16 as not
1051 predicable. Add "arch" attribute.
1052 (*thumb2_movhi_fp16): Likewise.
1053 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
1054 (*thumb2_movsi_vfp): Add "arch" attribute.
1056 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1058 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1061 2016-09-27 Marek Polacek <polacek@redhat.com>
1063 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
1066 * config/c6x/c6x.h: Adjust fall through comment.
1067 * config/sh/sh.c (final_prescan_insn): Likewise.
1068 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
1069 (visium_expand_fp_cstore): Likewise.
1071 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1073 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
1074 expected by -Wimplicit-fallthrough.
1075 (thumb1_size_rtx_costs): Likewise.
1076 (thumb2_reorg): Likewise.
1077 (tls_mentioned_p): Add "Fall through" comment.
1078 (thumb2_reorg): Likewise.
1079 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
1080 comment form expected by -Wimplicit-fallthrough.
1082 2016-09-27 Martin Liska <mliska@suse.cz>
1084 PR gcov-profile/46266
1085 * input.h (RESERVED_LOCATION_P): New macro.
1086 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
1087 instread of comparison with UNKNOWN_LOCATION.
1089 2016-09-27 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/77745
1092 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1093 When removing redundant stores make sure to check compatibility
1094 of the TBAA state for downstream accesses.
1095 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1096 value-numbering virtual operands for store matches.
1098 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
1101 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
1102 movrt patterns. Match them before anything else in the SET case.
1104 2016-09-27 Martin Liska <mliska@suse.cz>
1106 PR gcov-profile/7970
1107 PR gcov-profile/16855
1108 PR gcov-profile/44779
1109 * coverage.c (build_gcov_exit_decl): New function.
1110 (coverage_obj_init): Call the function and generate __gcov_exit
1112 * doc/gcov.texi: Document when __gcov_exit function is called.
1114 2016-09-27 Marek Polacek <polacek@redhat.com>
1117 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1118 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
1119 -Wno-error instead of -Wno-implicit-fallthrough.
1121 2016-09-27 Martin Liska <mliska@suse.cz>
1124 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
1126 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1128 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
1129 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
1130 comments. Remove break after return.
1131 (ix86_fp_compare_code_to_integer, has_dispatch,
1132 ix86_simd_clone_usable): Remove break after return.
1134 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1136 PR rlt-optimization/77714
1137 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
1140 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
1143 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
1144 extract_range_from_unary_expr to convert value_range.
1145 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
1146 (extract_range_from_unary_expr): This.
1147 * tree-vrp.h (extract_range_from_unary_expr): Declare.
1149 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
1151 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
1153 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1155 * config/i386/i386.c (ix86_print_operand)
1156 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
1157 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
1158 (epilogue_renumber): Likewise.
1160 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
1163 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
1164 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
1166 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1168 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
1169 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
1170 is_mm_seq_cst, is_mm_sync): Move to ...
1171 * memmodel.h: This. New file.
1172 * builtins.c: Include memmodel.h.
1173 * optabs.c: Likewise.
1175 * config/aarch64/aarch64.c: Likewise.
1176 * config/alpha/alpha.c: Likewise.
1177 * config/arm/arm.c: Likewise.
1178 * config/i386/i386.c: Likewise.
1179 * config/ia64/ia64.c: Likewise.
1180 * config/mips/mips.c: Likewise.
1181 * config/rs6000/rs6000.c: Likewise.
1182 * config/sparc/sparc.c: Likewise.
1183 * genconditions.c: Include memmodel.h in generated file.
1184 * genemit.c: Likewise.
1185 * genoutput.c: Likewise.
1186 * genpeep.c: Likewise.
1187 * genpreds.c: Likewise.
1188 * genrecog.c: Likewise.
1190 2016-09-26 David Malcolm <dmalcolm@redhat.com>
1192 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
1193 "c" instead when parsing characters. Move operand parsing into...
1194 (read_rtx_operand): ...this new function, renaming "i" to "idx",
1195 and tightening the scope of various locals.
1197 2016-09-26 Liu Hao <lh_mouse@126.com>
1199 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
1201 2016-09-26 Marek Polacek <polacek@redhat.com>
1203 * system.h: Use __has_attribute to check whether the fallthrough
1204 attribute is supported.
1206 2016-09-26 Marek Polacek <polacek@redhat.com>
1208 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
1209 gimple_call_internal_p.
1210 * ipa-split.c (find_return_bb): Likewise.
1211 (execute_split_functions): Likewise.
1212 * omp-low.c (dump_oacc_loop_part): Likewise.
1213 (oacc_loop_xform_head_tail): Likewise.
1214 * predict.c (predict_loops): Likewise.
1215 * sanopt.c (pass_sanopt::execute): Likewise.
1216 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
1217 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
1218 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
1219 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
1220 (expand_ifn_va_arg): Likewise.
1221 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1222 (optimize_mask_stores): Likewise.
1223 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
1224 (vect_transform_stmt): Likewise.
1225 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
1226 * tsan.c (instrument_memory_accesses): Likewise.
1228 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1229 Alexander Monakov <amonakov@ispras.ru>
1231 * regrename.c (rename_chains): Check
1232 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1233 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1234 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1236 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1238 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1239 (s390_sched_score): Likewise.
1241 2016-09-26 Martin Liska <mliska@suse.cz>
1243 * doc/gcov.texi: Update program output of gcov tool.
1245 2016-09-26 Martin Liska <mliska@suse.cz>
1247 PR gcov-profile/23332
1248 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1249 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1250 * value-prof.c (dump_histogram_value): Do not handle
1251 HIST_TYPE_CONST_DELTA.
1252 (stream_in_histogram_value): Likewise.
1253 (gimple_find_values_to_profile): Likewise.
1254 * value-prof.h (enum hist_type): Likewise.
1256 2016-09-26 Martin Liska <mliska@suse.cz>
1258 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1259 from default sanitize recover values.
1260 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1261 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1262 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1264 * opts.c (finish_options): Do a generic loop over options
1265 that can be recovered.
1266 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1268 (common_handle_option): Likewise.
1269 * opts.h: Declare can_recover to sanitizer_opts_s.
1271 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1273 * target.def(elf_flags_numeric): Change documentation to present tense.
1274 * doc/tm.texi: Regenerate.
1276 2016-09-26 Marek Polacek <polacek@redhat.com>
1279 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1280 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1281 -Wno-switch-fallthrough.
1282 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1283 (expand_builtin): Likewise.
1284 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1285 * convert.c (convert_to_real_1): Likewise.
1286 (convert_to_integer_1): Likewise.
1287 * final.c (output_alternate_entry_point): Likewise.
1288 * genattrtab.c (make_canonical): Likewise.
1289 (write_test_expr): Likewise.
1290 * genpreds.c (validate_exp): Likewise.
1291 * gimple-ssa-strength-reduction.c
1292 (find_candidates_dom_walker::before_dom_children): Likewise.
1293 * godump.c (go_format_type): Likewise.
1294 * reload1.c (elimination_effects): Likewise.
1295 * resource.c (mark_referenced_resources): Likewise.
1296 (mark_set_resources): Likewise.
1297 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1298 * varasm.c (output_addressed_constants): Likewise.
1300 2016-09-26 Marek Polacek <polacek@redhat.com>
1303 * common.opt (Wimplicit-fallthrough): New option.
1304 * doc/extend.texi: Document statement attributes and the fallthrough
1306 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1307 * gimple.h (gimple_call_internal_p): New function.
1308 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1309 (struct label_entry): New struct.
1310 (find_label_entry): New function.
1311 (case_label_p): New function.
1312 (collect_fallthrough_labels): New function.
1313 (last_stmt_in_scope): New function.
1314 (should_warn_for_implicit_fallthrough): New function.
1315 (warn_implicit_fallthrough_r): New function.
1316 (maybe_warn_implicit_fallthrough): New function.
1317 (expand_FALLTHROUGH_r): New function.
1318 (expand_FALLTHROUGH): New function.
1319 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1320 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1321 (gimplify_label_expr): New function.
1322 (gimplify_case_label_expr): Set location.
1323 (gimplify_expr): Call gimplify_label_expr.
1324 * internal-fn.c (expand_FALLTHROUGH): New function.
1325 * internal-fn.def (FALLTHROUGH): New internal function.
1326 * langhooks.c (lang_GNU_OBJC): New function.
1327 * langhooks.h (lang_GNU_OBJC): Declare.
1328 * system.h (gcc_fallthrough): Define.
1329 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1330 * tree.h (FALLTHROUGH_LABEL_P): Define.
1332 2016-09-26 Richard Biener <rguenther@suse.de>
1334 * dwarf2out.c (stripattributes): Remove unused function.
1335 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1336 Push dwarf_split_debug_info handling into init_sections_and_labels.
1337 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1338 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1339 (debug_macinfo_section_name): New global.
1340 (output_macinfo): Use debug_macinfo_section_name.
1341 (init_sections_and_labels): Split out section and label generation
1342 from dwarf2out_init. Set debug_macinfo_section_name.
1343 (dwarf2out_init): Move text section label generation and emission
1345 (dwarf2out_assembly_start): ... here.
1346 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1349 2016-09-26 Richard Biener <rguenther@suse.de>
1352 * cgraphunit.c (analyze_functions): Before early removing
1353 global vars calls the late_global_decl debug handler mark
1354 the variable as readonly.
1356 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1359 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1360 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1361 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1362 declare new overloads.
1363 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1366 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1368 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1369 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1371 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1373 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1374 * configure: Regenerate.
1376 2016-09-24 Marek Polacek <polacek@redhat.com>
1379 * doc/invoke.texi: Document -Wbool-operation.
1381 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1383 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1384 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1385 cmpmemsi pattern to do builtin expansion of memcmp ().
1386 (compute_current_alignment): Add helper function for
1387 expand_block_compare used to compute alignment as the compare proceeds.
1388 (select_block_compare_mode): Used by expand_block_compare to select
1389 the mode used for reading the next chunk of bytes in the compare.
1390 (do_load_for_compare): Used by expand_block_compare to emit the load
1391 insns for the compare.
1392 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1393 reference from expand_block_compare ().
1394 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1395 prototype for this function.
1396 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1397 target option for controlling how much code inline expansion of
1398 memcmp() will be allowed to generate.
1400 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1402 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1403 hook_bool_mode_false, hook_bool_mode_true,
1404 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1405 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1406 hook_bool_const_rtx_insn_const_rtx_insn_true,
1407 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1408 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1409 hook_bool_const_tree_hwi_hwi_const_tree_false,
1410 hook_bool_const_tree_hwi_hwi_const_tree_true,
1411 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1412 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1413 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1414 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1415 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1416 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1417 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1418 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1419 hook_bool_uintp_uintp_false,
1420 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1421 hook_rtx_tree_int_null, hook_uint_mode_0,
1422 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1423 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1424 hook_constcharptr_const_rtx_insn_null,
1425 hook_constcharptr_const_tree_const_tree_null,
1426 hook_constcharptr_int_const_tree_null,
1427 hook_constcharptr_int_const_tree_const_tree_null,
1428 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1429 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1430 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1432 * vec.h (vNULL): Extend comment to say = vNULL initialization
1433 isn't needed for static vars.
1435 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1436 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1437 = vNULL initialization of file scope vec.
1438 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1439 disabled_pass_uid_range_tab): Likewise.
1440 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1441 * tree-chkp-opt.c (check_infos): Likewise.
1442 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1444 * vec.h (vnull::operator vec): Add constexpr keyword for
1447 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1449 PR tree-optimization/77654
1450 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1451 to duplicate_ssa_name_ptr_info.
1453 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1455 PR preprocessor/77672
1456 * input.c (selftest::test_lexer_string_locations_simple): Update
1457 test to expect location information of the terminator character
1458 at the location of the final closing quote.
1459 (selftest::test_lexer_string_locations_hex): Likewise.
1460 (selftest::test_lexer_string_locations_oct): Likewise.
1461 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1462 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1463 (selftest::test_lexer_string_locations_ucn4): Likewise.
1464 (selftest::test_lexer_string_locations_ucn8): Likewise.
1465 (selftest::test_lexer_string_locations_u8): Likewise.
1466 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1467 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1468 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1469 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1470 (selftest::test_lexer_string_locations_macro): Likewise.
1471 (selftest::test_lexer_string_locations_long_line): Likewise.
1473 2016-09-23 Richard Biener <rguenther@suse.de>
1475 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1476 virtual definition to virtual use if the call devirtualizes
1477 to a const or pure function.
1478 (visit_use): Also visit calls we can devirtualize to a
1479 const or pure function.
1481 2016-09-23 Richard Biener <rguenther@suse.de>
1483 PR tree-optimization/77697
1484 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1485 signal error if we have sth ternary or unhandled.
1487 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1489 * config/arm/arm_neon.h (vabd_f16): New.
1523 (vcvt_f16_s16): New.
1524 (vcvt_f16_u16): New.
1525 (vcvt_s16_f16): New.
1526 (vcvt_u16_f16): New.
1527 (vcvtq_f16_s16): New.
1528 (vcvtq_f16_u16): New.
1529 (vcvtq_s16_f16): New.
1530 (vcvtq_u16_f16): New.
1531 (vcvta_s16_f16): New.
1532 (vcvta_u16_f16): New.
1533 (vcvtaq_s16_f16): New.
1534 (vcvtaq_u16_f16): New.
1535 (vcvtm_s16_f16): New.
1536 (vcvtm_u16_f16): New.
1537 (vcvtmq_s16_f16): New.
1538 (vcvtmq_u16_f16): New.
1539 (vcvtn_s16_f16): New.
1540 (vcvtn_u16_f16): New.
1541 (vcvtnq_s16_f16): New.
1542 (vcvtnq_u16_f16): New.
1543 (vcvtp_s16_f16): New.
1544 (vcvtp_u16_f16): New.
1545 (vcvtpq_s16_f16): New.
1546 (vcvtpq_u16_f16): New.
1547 (vcvt_n_f16_s16): New.
1548 (vcvt_n_f16_u16): New.
1549 (vcvtq_n_f16_s16): New.
1550 (vcvtq_n_f16_u16): New.
1551 (vcvt_n_s16_f16): New.
1552 (vcvt_n_u16_f16): New.
1553 (vcvtq_n_s16_f16): New.
1554 (vcvtq_n_u16_f16): New.
1568 (vmul_lane_f16): New.
1571 (vmulq_lane_f16): New.
1593 (vrsqrteq_f16): New.
1597 (vrsqrtsq_f16): New.
1601 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1603 * config.gcc (extra_headers): Add arm_fp16.h
1604 * config/arm/arm_fp16.h: New.
1605 * config/arm/arm_neon.h: Include "arm_fp16.h".
1607 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1609 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
1611 (vmulf): New (v8hf, v4hf variants).
1612 (vfma): New (v8hf, v4hf variants).
1613 (vfms): New (v8hf, v4hf variants).
1614 (vsub): New (v8hf, v4hf variants).
1615 (vcage): New (v8hf, v4hf variants).
1616 (vcagt): New (v8hf, v4hf variants).
1617 (vcale): New (v8hf, v4hf variants).
1618 (vcalt): New (v8hf, v4hf variants).
1619 (vceq): New (v8hf, v4hf variants).
1620 (vcgt): New (v8hf, v4hf variants).
1621 (vcge): New (v8hf, v4hf variants).
1622 (vcle): New (v8hf, v4hf variants).
1623 (vclt): New (v8hf, v4hf variants).
1624 (vceqz): New (v8hf, v4hf variants).
1625 (vcgez): New (v8hf, v4hf variants).
1626 (vcgtz): New (v8hf, v4hf variants).
1627 (vcltz): New (v8hf, v4hf variants).
1628 (vclez): New (v8hf, v4hf variants).
1629 (vabd): New (v8hf, v4hf variants).
1630 (vmaxf): New (v8hf, v4hf variants).
1631 (vmaxnm): New (v8hf, v4hf variants).
1632 (vminf): New (v8hf, v4hf variants).
1633 (vminnm): New (v8hf, v4hf variants).
1634 (vpmaxf): New (v4hf variant).
1635 (vpminf): New (v4hf variant).
1636 (vpadd): New (v4hf variant).
1637 (vrecps): New (v8hf, v4hf variants).
1638 (vrsqrts): New (v8hf, v4hf variants).
1639 (vabs): New (v8hf, v4hf variants).
1640 (vneg): New (v8hf, v4hf variants).
1641 (vrecpe): New (v8hf, v4hf variants).
1642 (vrnd): New (v8hf, v4hf variants).
1643 (vrnda): New (v8hf, v4hf variants).
1644 (vrndm): New (v8hf, v4hf variants).
1645 (vrndn): New (v8hf, v4hf variants).
1646 (vrndp): New (v8hf, v4hf variants).
1647 (vrndx): New (v8hf, v4hf variants).
1648 (vrsqrte): New (v8hf, v4hf variants).
1649 (vmul_lane): Add v4hf and v8hf variants.
1650 (vmul_n): Add v4hf and v8hf variants.
1651 (vext): New (v8hf, v4hf variants).
1652 (vcvts): New (v8hi, v4hi variants).
1653 (vcvts): New (v8hf, v4hf variants).
1654 (vcvtu): New (v8hi, v4hi variants).
1655 (vcvtu): New (v8hf, v4hf variants).
1656 (vcvts_n): New (v8hf, v4hf variants).
1657 (vcvtu_n): New (v8hi, v4hi variants).
1658 (vcvts_n): New (v8hi, v4hi variants).
1659 (vcvtu_n): New (v8hf, v4hf variants).
1660 (vbsl): New (v8hf, v4hf variants).
1661 (vcvtas): New (v8hf, v4hf variants).
1662 (vcvtau): New (v8hf, v4hf variants).
1663 (vcvtms): New (v8hf, v4hf variants).
1664 (vcvtmu): New (v8hf, v4hf variants).
1665 (vcvtns): New (v8hf, v4hf variants).
1666 (vcvtnu): New (v8hf, v4hf variants).
1667 (vcvtps): New (v8hf, v4hf variants).
1668 (vcvtpu): New (v8hf, v4hf variants).
1670 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1672 * config/arm/arm-builtins.c (hf_UP): New.
1674 (vfp_builtin_data): New. Update comment.
1675 (enum arm_builtins): Include "arm_vfp_builtins.def".
1676 (ARM_BUILTIN_VFP_PATTERN_START): New.
1677 (arm_init_vfp_builtins): New.
1678 (arm_init_builtins): Add arm_init_vfp_builtins.
1679 (arm_expand_vfp_builtin): New.
1680 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
1682 * config/arm/arm_vfp_builtins.def: New file.
1683 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
1684 (arm-builtins.o): Likewise.
1686 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
1689 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
1690 from constant while creating value range.
1692 2016-09-23 Renlin Li <renlin.li@arm.com>
1694 * ira.c (ira): Move ira_use_lra_p initialization code to ...
1695 (ira_init_once): Here.
1697 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
1698 Jakub Jelinek <jakub@redhat.com>
1700 * hooks.h (hook_uint_uintp_false): Rename to...
1701 (hook_bool_uint_uintp_false): ... this.
1702 * hooks.c (hook_uint_uintp_false): Rename to...
1703 (hook_bool_uint_uintp_false): ... this.
1704 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
1705 instead of hook_uint_uintp_false.
1707 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1709 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
1710 (arm_init_builtins): Move body of a loop to the standalone
1711 function arm_init_neon_builtin.
1712 (arm_expand_neon_builtin_1): New. Update comment. Function body
1713 moved from arm_neon_builtin with some white-space fixes.
1714 (arm_expand_neon_builtin): Move code into the standalone function
1715 arm_expand_neon_builtin_1.
1717 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1719 * config/arm/iterators.md (VCVTHI): New.
1720 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
1724 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
1725 (V_HALF): Add V4HF. Fix white-space.
1726 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
1727 (V_s_elem): Likewise.
1728 (V_sz_elem): Fix white-space.
1729 (V_elem_ch): Likewise.
1731 (scalar_mul_constraint): Add V8HF and V4HF.
1732 (Is_float_mode): Fix white-space.
1733 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
1734 (q): Add HF. Fix white-space.
1737 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
1738 (neon_vfm_lane_as): New.
1739 * config/arm/neon.md (add<mode>3_fp16): New.
1740 (sub<mode>3_fp16): New.
1741 (mul<mode>3add<mode>_neon): New.
1742 (fma<VH:mode>4_intrinsic): New.
1743 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
1744 (fmsub<VH:mode>4_intrinsic): New.
1745 (<absneg_str><mode>2): New.
1746 (neon_v<absneg_str><mode>): New.
1747 (neon_v<fp16_rnd_str><mode>): New.
1748 (neon_vrsqrte<mode>): New.
1749 (neon_vpaddv4hf): New.
1750 (neon_vadd<mode>): New.
1751 (neon_vsub<mode>): New.
1752 (neon_vmulf<mode>): New.
1753 (neon_vfma<VH:mode>): New.
1754 (neon_vfms<VH:mode>): New.
1755 (neon_vc<cmp_op><mode>): New.
1756 (neon_vc<cmp_op><mode>_fp16insn): New
1757 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
1758 (neon_vca<cmp_op><mode>): New.
1759 (neon_vca<cmp_op><mode>_fp16insn): New.
1760 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
1761 (neon_vc<cmp_op>z<mode>): New.
1762 (neon_vabd<mode>): New.
1763 (neon_v<maxmin>f<mode>): New.
1764 (neon_vp<maxmin>fv4hf: New.
1765 (neon_<fmaxmin_op><mode>): New.
1766 (neon_vrecps<mode>): New.
1767 (neon_vrsqrts<mode>): New.
1768 (neon_vrecpe<mode>): New (VH variant).
1769 (neon_vdup_lane<mode>_internal): New.
1770 (neon_vdup_lane<mode>): New.
1771 (neon_vcvt<sup><mode>): New (VCVTHI variant).
1772 (neon_vcvt<sup><mode>): New (VH variant).
1773 (neon_vcvt<sup>_n<mode>): New (VH variant).
1774 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
1775 (neon_vcvt<vcvth_op><sup><mode>): New.
1776 (neon_vmul_lane<mode>): New.
1777 (neon_vmul_n<mode>): New.
1778 * config/arm/unspecs.md (UNSPEC_VCALE): New
1779 (UNSPEC_VCALT): New.
1780 (UNSPEC_VFMA_LANE): New.
1781 (UNSPECS_VFMS_LANE): New.
1783 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1785 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1786 ("*extzv<mode><clobbercc_or_nocc>"):
1787 Correct a typo in a comment.
1789 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1790 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1791 ("*insv<mode>_zEC12_appendbitsleft")
1792 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1793 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1794 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1795 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1796 Provide pattern with operands switched.
1797 ("*pre_z10_extv<mode>"):
1798 Use new subst patterns.
1799 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1800 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1801 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1802 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1803 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1804 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1805 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1807 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1808 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1809 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1811 ("SINT"): New mode_iterator with SI, HI, QI.
1812 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1813 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1816 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1818 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1819 new interface of s390_contiguous_bitmask_p.
1820 ("contiguous_bitmask_nowrap_operand"): New predicate.
1821 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1822 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1823 of s390_contiguous_bitmask_p.
1824 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1825 ("NxxSw"): New constraint.
1826 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1827 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1829 (s390_contiguous_bitmask_nowrap_p): Export.
1830 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1831 former s390_contiguous_bitmask_p.
1832 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1833 detect contiguous bit ranges with wraparound. Change signature to
1834 return START and END position instead of POS and LENGTH.
1835 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1836 ranges with wraparound.
1837 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1838 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1839 Adapt to new signature of s390_contiguous_bitmask_p.
1841 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1843 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1844 (create_intersect_range_checks): New.
1845 (vect_create_cond_for_alias_checks): Call above function.
1847 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1849 * config/arm/iterators.md (Code iterators): Fix some white-space
1853 (FCVT): Moved from vfp.md.
1854 (VCVT_HF_US_N): New.
1855 (VCVT_SI_US_N): New.
1860 (FCVTI32typename): Moved from vfp.md.
1861 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1862 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1863 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1864 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1865 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1867 (fp16_rnd_str): New.
1868 (fp16_rnd_insn): New.
1869 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1870 (UNSPEC_VCVT_HF_U_N): New.
1871 (UNSPEC_VCVT_SI_S_N): New.
1872 (UNSPEC_VCVT_SI_U_N): New.
1873 (UNSPEC_VCVTH_S): New.
1874 (UNSPEC_VCVTH_U): New.
1875 (UNSPEC_VCVTA_S): New.
1876 (UNSPEC_VCVTA_U): New.
1877 (UNSPEC_VCVTM_S): New.
1878 (UNSPEC_VCVTM_U): New.
1879 (UNSPEC_VCVTN_S): New.
1880 (UNSPEC_VCVTN_U): New.
1881 (UNSPEC_VCVTP_S): New.
1882 (UNSPEC_VCVTP_U): New.
1883 (UNSPEC_VCVTP_S): New.
1884 (UNSPEC_VCVTP_U): New.
1886 (UNSPEC_VRNDA): New.
1887 (UNSPEC_VRNDI): New.
1888 (UNSPEC_VRNDM): New.
1889 (UNSPEC_VRNDN): New.
1890 (UNSPEC_VRNDP): New.
1891 (UNSPEC_VRNDX): New.
1892 * config/arm/vfp.md (<absneg_str>hf2): New.
1894 (neon_v<fp16_rnd_str>hf): New.
1895 (neon_vrndihf): New.
1900 (*mulsf3neghf_vfp): New.
1901 (*negmulhf3_vfp): New.
1902 (*mulsf3addhf_vfp): New.
1903 (*mulhf3subhf_vfp): New.
1904 (*mulhf3neghfaddhf_vfp): New.
1905 (*mulhf3neghfsubhf_vfp): New.
1908 (fmsubhf4_fp16): New.
1912 (neon_vsqrthf): New.
1913 (neon_vrsqrtshf): New.
1914 (FCVT): Move to iterators.md.
1915 (FCVTI32typename): Likewise.
1916 (neon_vcvth<sup>hf): New.
1917 (neon_vcvth<sup>si): New.
1918 (neon_vcvth<sup>_nhf_unspec): New.
1919 (neon_vcvth<sup>_nhf): New.
1920 (neon_vcvth<sup>_nsi_unspec): New.
1921 (neon_vcvth<sup>_nsi): New.
1922 (neon_vcvt<vcvth_op>h<sup>si): New.
1923 (neon_<fmaxmin_op>hf): New.
1925 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1927 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1928 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1929 ("*insv<mode>_zEC12_appendbitsleft")
1930 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1931 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1933 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1935 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1936 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1937 construct values without normalization.
1938 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1939 static local lhs_ops to vNULL.
1941 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1942 Jiong Wang <jiong.wang@arm.com>
1944 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1945 available when FP16 instructions are available.
1946 (output_move_vfp): Add support for 16-bit data moves.
1947 (arm_validize_comparison): Fix some white-space. Support HFmode
1948 by conversion to SFmode.
1949 * config/arm/arm.md (truncdfhf2): Fix a comment.
1950 (extendhfdf2): Likewise.
1952 (movsicc): Fix some white-space.
1954 (movsfcc): Fix some white-space.
1956 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1957 instructions are available.
1958 (*thumb2_movhi_vfp): Likewise.
1959 (*arm_movhi_fp16): New.
1960 (*thumb2_movhi_fp16): New.
1961 (*movhf_vfp_fp16): New.
1962 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1963 (*movhf_vfp): Likewise.
1964 (extendhfsf2): Enable when VFP FP16 instructions are available.
1965 (truncsfhf2): Enable when VFP FP16 instructions are available.
1967 2016-09-23 Martin Liska <mliska@suse.cz>
1969 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1971 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1973 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1975 (arm_evpc_neon_vtrn): Likewise.
1976 (arm_evpc_neon_vrev): Likewise.
1977 (arm_evpc_neon_vext): Likewise.
1978 * config/arm/arm_neon.h (vbsl_f16): New.
1982 (vdup_lane_f16): New.
1983 (vdupq_lane_f16): New.
1996 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1997 (vdup_lane): New (v8hf, v4hf variants).
1998 (vext): New (v8hf, v4hf variants).
1999 (vbsl): New (v8hf, v4hf variants).
2000 * config/arm/iterators.md (VDQWH): New.
2002 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2003 (Scalar_mul_8_16): Fix white-space.
2004 (Is_d_reg): Add V4HF and V8HF.
2005 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2006 (neon_vdup_lane<mode>): New.
2007 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2008 (*neon_vtrn<mode>_insn): Likewise.
2009 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2010 (*neon_vzip<mode>_insn): Likewise
2011 (neon_vuzp<mode>_internal): Likewise.
2012 (*neon_vuzp<mode>_insn): Likewise
2013 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2015 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2016 Matthew Wahab <matthew.wahab@arm.com>
2018 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2019 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2020 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2021 available. Also fix some white-space.
2022 * config/arm/vfp.md (*arm_movhi_vfp): New.
2023 (*thumb2_movhi_vfp): New.
2025 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2027 * config/arm/arm-c.c (arm_cpu_builtins): Define
2028 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2029 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2031 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2033 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2034 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2035 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
2036 arm_v8_2a_fp16_neon_hw.
2037 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
2040 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2042 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
2043 arm_fp16_alternative_ok and arm_fp16_none_ok.
2045 2016-09-23 Martin Liska <mliska@suse.cz>
2047 * ipa-icf.c (sem_variable::merge): Replace adress with address.
2049 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2051 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
2053 ("armv8.2-a+fp16"): New.
2054 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
2055 (FL2_FP16INST): New.
2056 (FL2_FOR_ARCH8_2A): New.
2057 * config/arm/arm-tables.opt: Regenerate.
2058 * config/arm/arm.c (arm_arch8_2): New.
2059 (arm_fp16_inst): New.
2060 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
2061 for incompatible fp16-format settings.
2062 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
2063 (TARGET_NEON_FP16INST): New.
2064 (arm_arch8_2): Declare.
2065 (arm_fp16_inst): Declare.
2066 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
2067 march=armv8.2-a and march=armv8.2-a+fp16.
2068 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
2070 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
2071 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2073 2016-09-23 Martin Liska <mliska@suse.cz>
2075 * doc/extend.texi: Remove fused-madd from i386 target options.
2077 2016-09-23 Martin Liska <mliska@suse.cz>
2079 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2082 2016-09-23 Martin Liska <mliska@suse.cz>
2084 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2087 2016-09-23 Martin Liska <mliska@suse.cz>
2090 * config/i386/i386.c (ix86_option_override_internal): Change
2091 signature and return false when there's an error related to
2093 (release_options_strings): New function.
2094 (ix86_valid_target_attribute_tree): Call the function.
2096 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2098 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
2099 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
2100 (gen_hsa_ctor_assignment): Likewise.
2101 * print-tree.c (print_node): Likewise.
2102 * tree-dump.c (dequeue_and_dump): Likewise.
2103 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2104 * expr.c (store_constructor): Likewise.
2105 * fold-const.c (operand_equal_p): Likewise.
2106 * tree-pretty-print.c (dump_generic_node): Likewise.
2107 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
2108 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2110 2016-09-23 Richard Biener <rguenther@suse.de>
2112 * hooks.h (hook_uint_uintp_false): Declare.
2114 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2116 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
2117 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2119 2016-09-22 Martin Sebor <msebor@redhat.com>
2122 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
2123 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
2124 (target_int_min): Correct computation.
2125 (format_integer): Use long long as the argument for the ll length
2127 (format_floating): Use target_int_max().
2128 (get_string_length): Same.
2129 (format_string): Avoid setting the bounded flag for strings
2131 (try_substitute_return_value): Avoid setting range info when
2132 the result isn't bounded.
2133 * varasm.c (assemble_name): Increase buffer size.
2135 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
2136 Terry Guo <terry.guo@arm.com>
2138 * target.def (elf_flags_numeric): New target hook.
2139 * targhooks.h (default_asm_elf_flags_numeric): New.
2140 * varasm.c (default_asm_elf_flags_numeric): New.
2141 (default_elf_asm_named_section): Use new target hook.
2142 * config/arm/arm.opt (mpure-code): New.
2143 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
2144 * config/arm/arm.c (arm_asm_init_sections): Add section
2145 attribute to default text section if -mpure-code.
2146 (arm_option_check_internal): Diagnose use of option with
2147 non supported targets and/or options.
2148 (arm_asm_elf_flags_numeric): New.
2149 (arm_function_section): New.
2150 (arm_elf_section_type_flags): New.
2151 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
2153 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
2154 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2156 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
2158 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2160 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2162 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
2163 * rtl.h: Adjust prototype.
2165 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2167 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
2168 (prev_active_insn): Likewise.
2169 (active_insn_p): Likewise.
2170 * rtl.h: Adjust prototypes.
2171 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2172 * config/arc/arc.md: Likewise.
2173 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
2174 (branch_needs_nop_p): Likewise.
2175 (use_skip_p): Likewise.
2176 * config/sh/sh.c (gen_block_redirect): Likewise.
2177 (split_branches): Likewise.
2178 * reorg.c (optimize_skip): Likewise.
2179 (fill_simple_delay_slots): Likewise.
2180 (fill_slots_from_thread): Likewise.
2181 (relax_delay_slots): Likewise.
2182 * resource.c (mark_target_live_regs): Likewise.
2184 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2186 * config/cris/cris.c (cris_asm_output_case_end): Change argument
2188 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
2189 (prev_nonnote_nondebug_insn): Likewise.
2190 * config/cris/cris-protos.h: Adjust prototype.
2192 * jump.c (rtx_renumbered_equal_p): Adjust.
2194 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2196 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
2197 * rtl.h: Adjust prototype.
2198 * config/sh/sh.md: Adjust.
2199 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2201 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2203 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
2204 (prev_nondebug_insn): Likewise.
2205 * loop-doloop.c (doloop_condition_get): Likewise.
2206 * rtl.h: Adjust prototype.
2207 * cfgloop.h: Likewise.
2209 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2211 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
2212 (prev_nonnote_insn): Likewise.
2213 * jump.c (reversed_comparison_code_parts): Likewise.
2214 (reversed_comparison): Likewise.
2215 * rtl.h: Adjust prototypes.
2216 * config/arc/arc.md: Adjust.
2217 * cse.c (find_comparison_args): Likewise.
2218 * reorg.c (redundant_insn): Change return type to rtx_insn *.
2219 (fix_reg_dead_note): Change argument type to rtx_insn *.
2220 (delete_prior_computation): Likewise.
2221 (delete_computation): Likewise.
2222 (fill_slots_from_thread): Adjust.
2223 (relax_delay_slots): Likewise.
2224 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2225 (simplify_relational_operation_1): Likewise.
2226 (simplify_ternary_operation): Likewise.
2228 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2230 * config/arc/arc-protos.h (arc_label_align): Change type of
2231 variables from rtx to rtx_insn *.
2232 * config/arc/arc.c (arc_label_align): Likewise.
2233 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2234 * config/bfin/bfin.c (workaround_speculation): Likewise.
2235 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2236 (find_last_same_clock): Likewise.
2237 (reorg_split_calls): Likewise.
2238 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2239 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2240 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2241 (same_cmp_following_p): Likewise.
2242 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2243 (same_cmp_following_p): Likwise.
2244 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2245 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2246 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2247 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2248 (rl78_alloc_physical_registers_cmp): Likewise.
2249 (rl78_alloc_physical_registers_umul): Likewise.
2250 (rl78_calculate_death_notes): Likewise.
2251 * config/s390/s390-protos.h (s390_label_align): Likewise.
2252 * config/s390/s390.c (s390_label_align): Likewise.
2253 * config/sh/sh.c (barrier_align): Likewise.
2254 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2255 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2256 (emit_cbcond_nop): Likewise.
2258 2016-09-22 Martin Liska <mliska@suse.cz>
2261 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2262 alias address matters, not necessarily address of original.
2264 2016-09-22 Richard Biener <rguenther@suse.de>
2267 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2270 2016-09-22 Richard Biener <rguenther@suse.de>
2273 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2274 from constant folding results.
2275 (gimple_resimplify2): Likewise.
2276 (gimple_resimplify3): Likewise.
2278 2016-09-22 Richard Biener <rguenther@suse.de>
2281 * expr.c (expand_expr_real_1): Guard array access against negative
2284 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2286 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2288 (format_floating): Likewise.
2290 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2293 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2294 for all IFN_GOMP_SIMD_* internal fns, not just for
2295 IFN_GOMP_SIMD_ORDERED_*.
2297 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2300 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2301 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2302 instructions when you want to invert the test.
2303 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2304 correct order for XXSEL.
2305 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2306 for using XSCMP{EQ,GT,GE}DP.
2308 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2310 * genconstants.c (main): Introduce noop_reader and convert call
2311 to read_md_files to a method call.
2312 * genenums.c (main): Likewise.
2313 * genmddeps.c (main): Likewise.
2314 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2315 rtx_reader_ptr->get_top_level_filename ().
2316 (write_tm_preds_h): Likewise.
2317 (write_insn_preds_c): Likewise.
2318 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2319 (rtx_handle_directive): Convert to...
2320 (gen_reader::handle_unknown_directive): ...this.
2321 (init_rtx_reader_args_cb): Convert return type from bool to
2322 rtx_reader *. Create a gen_reader instance, using it for the
2323 call to read_md_files. Return it if no errors occur.
2324 (init_rtx_reader_args): Convert return type from bool to
2326 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2327 (init_rtx_reader_args_cb): Likewise.
2328 * read-md.c (struct file_name_list): Move to class rtx_reader.
2329 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2330 (read_md_filename): Delete in favor of
2331 rtx_reader::m_read_md_filename.
2332 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2333 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2334 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2335 (first_dir_md_include): Delete in favor of
2336 rtx_reader::m_first_dir_md_include.
2337 (last_dir_md_include_ptr): Delete in favor of
2338 rtx_reader::m_last_dir_md_include_ptr.
2339 (max_include_len): Delete.
2340 (rtx_reader_ptr): New.
2341 (fatal_with_file_and_line): Use get_filename and get_lineno
2342 accessors of rtx_reader_ptr.
2343 (require_char_ws): Likewise.
2344 (rtx_reader::read_char): New method, based on ::read_char.
2345 (rtx_reader::unread_char): New method, based on ::unread_char.
2346 (read_escape): Use get_filename and get_lineno accessors of
2348 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2349 (read_string): Use get_filename and get_lineno accessors of
2351 (rtx_reader::rtx_reader): New ctor.
2352 (rtx_reader::~rtx_reader): New dtor.
2353 (handle_include): Convert from a function to...
2354 (rtx_reader::handle_include): ...this method, converting
2355 handle_directive from a callback to a virtual function.
2356 (handle_file): Likewise, converting to...
2357 (rtx_reader::handle_file): ...this method.
2358 (handle_toplevel_file): Likewise, converting to...
2359 (rtx_reader::handle_toplevel_file): ...this method.
2360 (rtx_reader::get_current_location): New method.
2361 (parse_include): Convert from a function to...
2362 (rtx_reader::add_include_path): ...this method, dropping redundant
2363 update to unused max_include_len.
2364 (read_md_files): Convert from a function to...
2365 (rtx_reader::read_md_files): ...this method, converting
2366 handle_directive from a callback to a virtual function.
2367 (noop_reader::handle_unknown_directive): New method.
2368 * read-md.h (directive_handler_t): Delete this typedef.
2370 (read_md_file): Delete.
2371 (read_md_lineno): Delete.
2372 (read_md_filename): Delete.
2373 (class rtx_reader): New class.
2374 (rtx_reader_ptr): New decl.
2375 (class noop_reader): New subclass of rtx_reader.
2376 (read_char): Reimplement in terms of rtx_reader::read_char.
2377 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2378 (read_md_files): Delete.
2379 * read-rtl.c (read_rtx_code): Update for deletion of globals
2380 read_md_filename and read_md_lineno.
2382 2016-09-21 Jason Merrill <jason@redhat.com>
2384 * input.h (from_macro_definition_at): New.
2386 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2388 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2390 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2392 PR tree-optimization/77550
2393 * tree-vect-stmts.c (create_array_ref): Change parameters.
2394 (get_group_alias_ptr_type): New function.
2395 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2397 2016-09-21 Marek Polacek <polacek@redhat.com>
2399 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2400 Add falls through comment.
2402 2016-09-21 Richard Biener <rguenther@suse.de>
2404 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2405 (replace_child): Likewise.
2406 (remove_child_TAG): Adjust.
2407 (move_marked_base_types): Likewise.
2408 (prune_unused_types_prune): Clear die_sib of removed children.
2410 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2413 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2414 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2416 2016-09-21 Richard Biener <rguenther@suse.de>
2418 PR tree-optimization/77648
2419 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2421 (make_transitive_closure_constraints): Adjust comment.
2422 (make_any_offset_constraints): New function.
2423 (handle_rhs_call): Make sure to first expand a pointer to all
2424 subfields before transitively closing it.
2425 (handle_const_call): Likewise. Properly expand returned
2427 (handle_pure_call): Likewise.
2429 2016-09-21 Richard Biener <rguenther@suse.de>
2430 Jakub Jelinek <jakub@redhat.com>
2432 PR tree-optimization/77621
2433 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2434 group at non-vectorizable stmts.
2436 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2438 PR tree-optimization/72835
2439 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2440 (make_new_ssa_for_all_defs): Likewise.
2441 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2443 2016-09-20 Martin Sebor <msebor@redhat.com>
2446 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2447 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2448 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2449 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2450 * config/sol2.c (solaris_printf_pointer_format): New function.
2451 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2453 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2454 * doc/tm.texi: Regenerate.
2455 * gimple-fold.h (get_range_strlen): New function.
2456 (get_maxval_strlen): Declare existing function.
2457 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2458 maximum and minimum.
2459 (get_range_strlen): Define overload.
2460 (get_maxval_strlen): Adjust.
2461 * gimple-ssa-sprintf.c: New file and pass.
2462 * passes.def (pass_sprintf_length): Add new pass.
2463 * targhooks.h (default_printf_pointer_format): Declare new function.
2464 (gnu_libc_printf_pointer_format): Same.
2465 (solaris_libc_printf_pointer_format): Same.
2466 * targhooks.c (default_printf_pointer_format): Define new function.
2467 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2468 * print-tree.c: Increase buffer size.
2470 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2472 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2474 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2476 * common.opt: New option -fipa-vrp.
2477 * ipa-cp.c (ipa_get_vr_lat): New.
2478 (ipcp_vr_lattice::print): Likewise.
2479 (print_all_lattices): Call ipcp_vr_lattice::print.
2480 (ipcp_vr_lattice::meet_with): New.
2481 (ipcp_vr_lattice::meet_with_1): Likewise.
2482 (ipcp_vr_lattice::top_p): Likewise.
2483 (ipcp_vr_lattice::bottom_p): Likewsie.
2484 (ipcp_vr_lattice::set_to_bottom): Likewise.
2485 (set_all_contains_variable): Call VR set_to_bottom.
2486 (initialize_node_lattices): Init VR lattices.
2487 (propagate_vr_accross_jump_function): New.
2488 (propagate_constants_accross_call): Call
2489 propagate_vr_accross_jump_function.
2490 (ipcp_store_vr_results): New.
2491 (ipcp_driver): Handle VR.
2492 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2493 (ipa_set_jf_unknown): Likewise.
2494 (ipa_compute_jump_functions_for_edge): Likewise.
2495 (ipa_node_params_t::duplicate): Likewise.
2496 (ipa_write_jump_function): Likewise.
2497 (ipa_read_jump_function): Likewise.
2498 (write_ipcp_transformation_info): Likewise.
2499 (read_ipcp_transformation_info): Likewise.
2500 (ipcp_update_vr): New.
2501 (ipcp_transform_function): Handle VR.
2502 * ipa-prop.h (struct ipa_vr): New.
2503 * cgraph.c: Include tree-vrp.h.
2504 * cgraphunit.c: Likewise.
2505 * ipa-utils.c: Likewise.
2508 * toplev.c: Likewise.
2509 * ipa-devirt.c: Likewise.
2510 * ipa-inline-transform.c: Likewise.
2511 * ipa-inline.c: Likewise.
2512 * ipa-profile.c: Likewise.
2514 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2516 * doc/invoke.texi: Document -fdump-tree-evrp.
2517 * passes.def: Define new pass_early_vrp.
2518 * timevar.def: Define new TV_TREE_EARLY_VRP.
2519 * tree-pass.h (make_pass_early_vrp): New.
2520 * tree-ssa-propagate.c: Make replace_uses_in non static.
2521 * tree-ssa-propagate.h: Export replace_uses_in.
2522 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2523 (extract_range_from_assert): Factor out
2524 extract_range_for_var_from_comparison_expr.
2525 (vrp_initialize_lattice): New.
2526 (vrp_initialize): Factor out vrp_initialize_lattice.
2527 (vrp_valueize): Fix it to reject complex value ranges.
2528 (vrp_free_lattice): New.
2529 (evrp_dom_walker::before_dom_children): Likewise.
2530 (evrp_dom_walker::after_dom_children): Likewise.
2531 (evrp_dom_walker::push_value_range): Likewise.
2532 (evrp_dom_walker::pop_value_range): Likewise.
2533 (execute_early_vrp): Likewise.
2534 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2535 (make_pass_early_vrp): New.
2537 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2539 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2540 instead of exact_log2.
2542 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2545 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2546 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2547 (ix86_add_stmt_cost): Penalize DFmode vector operations
2548 for !TARGET_VECTORIZE_DOUBLE.
2550 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2552 * doc/invoke.texi (Warning Options): Simplify language.
2553 (Optimize Options): Complete sentence.
2555 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2557 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2560 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2563 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2564 inits on power8 and above, use the VMRGEW instruction instead of a
2567 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2568 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2571 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2573 * config/aarch64/arm_neon.h
2574 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2575 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2576 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2578 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2580 * config/var/vax.h (ELIMINABLE_REGS): Define.
2581 (INITIAL_ELIMINATION_OFFSET): Define.
2583 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2586 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2587 cast to void * if the cast is from some other pointer type.
2589 2016-09-20 Richard Biener <rguenther@suse.de>
2591 PR tree-optimization/77646
2592 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2595 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2597 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2598 attributes to all inlined functions and make them extern.
2600 2016-09-20 Richard Biener <rguenther@suse.de>
2602 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
2604 * debug.c (do_nothing_debug_hooks): Adjust.
2605 * dbxout.c (dbx_debug_hooks): Likewise.
2606 * sdbout.c (sdb_debug_hooks): Likewise.
2607 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
2608 (dwarf2out_finish): Move producer, filename and
2610 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
2611 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2613 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2616 * doc/invoke.texi: Document -Wint-in-bool-context.
2619 * dwarf2out.c (output_loc_operands): Fix an assertion.
2621 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2623 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
2624 (CR_DECIMAL_DIG): New macro.
2626 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2628 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
2631 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
2633 PR rtl-optimization/77416
2634 * lra-remat.c (operand_to_remat): Process hard coded insn
2637 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2639 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
2640 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2642 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2644 * target.def (lra_p): Wordsmithing.
2645 * doc/tm.texi: Regenerate.
2647 2016-09-19 Jakub Jelinek <jakub@redhat.com>
2648 Jan Hubicka <jh@suse.cz>
2651 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
2652 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
2653 Call ultimate_alias_target just once, not up to 4 times.
2655 2016-09-19 Richard Biener <rguenther@suse.de>
2657 * dwarf2out.c (early_dwarf_finished): New global.
2658 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
2660 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
2661 if called from LTO exit early.
2662 (dwarf2out_late_global_decl): When being during the early
2663 debug phase do not add locations but only const value attributes.
2664 Adjust the way we generate early DIEs for LTO.
2666 2016-09-19 Richard Biener <rguenther@suse.de>
2669 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
2670 proper niter to bound the loops.
2672 2016-09-19 Richard Biener <rguenther@suse.de>
2674 PR tree-optimization/77514
2675 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
2676 search for folded stmt.
2678 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
2680 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
2681 * tree-pass.h (make_pass_early_thread_jumps): Declare.
2682 * tree-ssa-threadbackward.c (fsm_find_thread_path,
2683 fsm_find_thread_path, profitable_jump_thread_path,
2684 fsm_find_control_statement_thread_paths,
2685 find_jump_threads_backwards): Add speed_p parameter.
2686 (pass_data_early_thread_jumps): New pass.
2687 (make_pass_early_thread_jumps): New function.
2689 2016-09-17 Andreas Schwab <schwab@suse.de>
2691 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
2692 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2694 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
2696 * recog.c (rest_of_handle_split_after_reload): Delete.
2697 (pass_split_after_reload::gate): New method.
2698 (pass_split_after_reload::execute): Call split_all_insns directly.
2700 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
2702 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
2703 parameters for functions taking long long arguments.
2705 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2708 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
2709 splat with truncate.
2711 2016-09-16 Jason Merrill <jason@redhat.com>
2713 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
2715 * hwint.c (exact_log2): Use pow2p_hwi.
2716 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
2717 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
2718 * builtins.c (get_object_alignment_2, get_object_alignment)
2719 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
2721 * calls.c (compute_argument_addresses, store_one_arg): Use
2723 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
2724 * combine.c (force_to_mode): Use least_bit_hwi.
2725 (contains_muldiv, find_split_point, combine_simplify_rtx)
2726 (simplify_if_then_else, simplify_set, force_to_mode)
2727 (if_then_else_cond, simplify_and_const_int_1)
2728 (simplify_compare_const): Use pow2p_hwi.
2729 * cse.c (fold_rtx): Use pow2p_hwi.
2730 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
2732 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
2733 (init_expmed_one_conv): Use pow2p_hwi.
2734 * expr.c (is_aligning_offset): Use pow2p_hwi.
2735 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
2736 (fold_binary_loc): Use pow2p_hwi.
2737 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
2738 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
2739 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
2740 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
2742 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
2743 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
2744 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
2745 * omp-low.c (oacc_loop_fixed_partitions)
2746 (oacc_loop_auto_partitions): Use least_bit_hwi.
2747 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
2748 * stor-layout.c (place_field): Use least_bit_hwi.
2749 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
2750 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
2751 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
2752 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
2753 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
2754 * tree-vect-data-refs.c (vect_analyze_group_access_1)
2755 (vect_grouped_store_supported, vect_grouped_load_supported)
2756 (vect_permute_load_chain, vect_shift_permute_load_chain)
2757 (vect_transform_grouped_load): Use pow2p_hwi.
2758 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
2759 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
2760 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
2762 * tsan.c (instrument_expr): Use least_bit_hwi.
2763 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2765 2016-09-16 Andreas Schwab <schwab@suse.de>
2767 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
2769 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2771 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2774 * combine.c (rest_of_handle_combine): If any edges have been purged,
2775 free dominators if available.
2777 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2778 Eric Botcazou <ebotcazou@adacore.com>
2781 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2782 through into expand_addsub_overflow after expand_neg_overflow.
2784 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2786 * diagnostic-show-locus.c
2787 (selftest::test_fixit_insert_containing_newline): New function.
2788 (selftest::test_fixit_replace_containing_newline): New function.
2789 (selftest::diagnostic_show_locus_c_tests): Call the above.
2791 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2793 PR tree-optimization/77503
2794 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2795 code for CONST_COND_REDUCTION at analysis stage and use it at
2797 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2798 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2799 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2802 2016-09-15 Richard Biener <rguenther@suse.de>
2805 * fold-const.c (split_tree): Do not split constant ~X.
2807 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2809 PR rtl-optimization/77425
2810 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2814 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2815 use %qs instead of %s where desirable, use argument instead of arg in
2816 the diagnostic wording, add list of supported strategies and
2818 (ix86_option_override_internal): Emit target("m...") instead of
2819 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2820 -march/-mtune option diagnostic. Add list of supported arches/tunings
2821 and spellcheck hint. Remove prefix, suffix and sw variables, use
2822 main_args_p ? "..." : "..." in diagnostics to make translation
2825 2016-09-15 Richard Biener <rguenther@suse.de>
2827 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2828 extra offset argument.
2829 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2830 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2831 to reflect new offset parameter.
2832 * doc/tm.texi: Regenerate.
2833 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2834 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2836 (darwin_asm_output_dwarf_offset): Likewise.
2837 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2839 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2840 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2841 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2843 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2846 * ipa-icf.c (set_alias_uids): New function.
2847 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2848 all the merged variable's referring aliases.
2850 2016-09-15 Richard Biener <rguenther@suse.de>
2852 PR tree-optimization/77514
2853 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2854 only forced_stmts sequence.
2856 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2858 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2859 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2860 FOR_EACH_SSA_NAME to iterate over SSA variables.
2861 (pass_expand::execute): Likewise.
2862 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2863 * tree-cfg.c (dump_function_to_file): Likewise.
2864 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2865 (update_ssa): Likewise.
2866 * tree-ssa-alias.c (dump_alias_info): Likewise.
2867 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2868 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2869 (create_outofssa_var_map): Likewise.
2870 (coalesce_ssa_name): Likewise.
2871 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2872 * tree-ssa-pre.c (compute_avail): Likewise.
2873 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2874 (scc_vn_restore_ssa_info): Likewise.
2875 (free_scc_vn): Likwise.
2876 (run_scc_vn): Likewise.
2877 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2878 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2879 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2880 * tree-ssa.c (verify_ssa): Likewise.
2882 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2884 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2885 and mips64r2 as default 32-bit and 64-bit architectures.
2886 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2887 as default 32-bit and 64-bit architectures.
2889 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2891 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2894 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2896 * target.def (lra_p): Change commentary (for the manual) for the
2898 * doc/tm.texi: Regenerate.
2900 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2902 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2903 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2904 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2905 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2907 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2909 * targhooks.c (default_lra_p): Return true instead of false.
2911 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2913 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2914 hook_bool_void_false.
2915 * config/avr/avr.c: Ditto.
2916 * config/bfin/bfin.c: Ditto.
2917 * config/c6x/c6x.c: Ditto.
2918 * config/cr16/cr16.c: Ditto.
2919 * config/cris/cris.c: Ditto.
2920 * config/epiphany/epiphany.c: Ditto.
2921 * config/fr30/fr30.c: Ditto.
2922 * config/frv/frv.c: Ditto.
2923 * config/h8300/h8300.c: Ditto.
2924 * config/ia64/ia64.c: Ditto.
2925 * config/iq2000/iq2000.c: Ditto.
2926 * config/lm32/lm32.c: Ditto.
2927 * config/m32c/m32c.c: Ditto.
2928 * config/m32r/m32r.c: Ditto.
2929 * config/m68k/m68k.c: Ditto.
2930 * config/mcore/mcore.c: Ditto.
2931 * config/microblaze/microblaze.c: Ditto.
2932 * config/mmix/mmix.c: Ditto.
2933 * config/mn10300/mn10300.c: Ditto.
2934 * config/moxie/moxie.c: Ditto.
2935 * config/msp430/msp430.c: Ditto.
2936 * config/nios2/nios2.c: Ditto.
2937 * config/nvptx/nvptx.c: Ditto.
2938 * config/pa/pa.c: Ditto.
2939 * config/pdp11/pdp11.c: Ditto.
2940 * config/rl78/rl78.c: Ditto.
2941 * config/sparc/sparc.c: Ditto.
2942 * config/spu/spu.c: Ditto.
2943 * config/stormy16/stormy16.c: Ditto.
2944 * config/tilegx/tilegx.c: Ditto.
2945 * config/tilepro/tilepro.c: Ditto.
2946 * config/v850/v850.c: Ditto.
2947 * config/vax/vax.c: Ditto.
2948 * config/visium/visium.c: Ditto.
2949 * config/xtensa/xtensa.c: Ditto.
2951 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2954 * tsan.c: Include target.h.
2955 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2956 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2957 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2958 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2959 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2961 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2962 Martin Liska <mliska@suse.cz>
2965 * predict.c (force_edge_cold): Add braces to a condition.
2967 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2969 PR rtl-optimization/77289
2970 * lra-constraints.c (get_final_hard_regno): Removed.
2971 (get_hard_regno): Add new parameter final_p.
2972 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2973 (operands_match_p): Adjust call to get_hard_regno.
2974 (uses_hard_regs_p): Likewise.
2975 (process_alt_operands): Likewise.
2977 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2980 * config/msp430/msp430.c (msp430_start_function): Emit an error
2981 if a function is both weak and specifies an interrupt number.
2983 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2985 PR tree-optimization/77454
2986 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2987 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2990 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2992 * config/aarch64/aarch64-builtins.c
2993 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2995 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2997 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2998 SFmode and SCmode arguments by reference.
3000 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3002 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3004 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3005 for renaming of add_fixit_insert to add_fixit_insert_before.
3006 (selftest::test_one_liner_fixit_insert_after): New function.
3007 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3008 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3009 (selftest::test_one_liner_many_fixits): Likewise.
3010 (selftest::test_diagnostic_show_locus_one_liner): Update for
3011 renaming, call new test function.
3012 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3013 renaming of add_fixit_insert to add_fixit_insert_before.
3014 (selftest::test_fixit_consolidation): Likewise.
3015 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3017 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3018 (selftest::test_applying_fixits_insert_before): ...this.
3019 (selftest::test_applying_fixits_insert): Update for renaming of
3020 add_fixit_insert to add_fixit_insert_before.
3021 (selftest::test_applying_fixits_insert_after): New function.
3022 (selftest::test_applying_fixits_insert_after_at_line_end): New
3024 (selftest::test_applying_fixits_insert_after_failure): New function.
3025 (selftest::test_applying_fixits_multiple): Update for renaming of
3026 add_fixit_insert to add_fixit_insert_before.
3027 (selftest::change_line): Likewise.
3028 (selftest::test_applying_fixits_unreadable_file): Likewise.
3029 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3030 (selftest::test_applying_fixits_column_validation): Likewise.
3031 (selftest::test_applying_fixits_column_validation): Likewise.
3032 (selftest::edit_context_c_tests): Update for renamed test function;
3033 call new test functions.
3035 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
3037 PR tree-optimization/77536
3038 PR rtl-optimization/68212
3039 * config/rs6000/rs6000.md (div->recip splitter): Remove
3040 optimize_insn_for_speed_p condition.
3042 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
3044 * optabs.c (prepare_cmp_insn): Update documentation comment.
3046 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3047 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3050 * opts.h (candidates_list_and_hint): Declare.
3051 * opts-common.c (candidates_list_and_hint): New function.
3052 (cmdline_handle_error): Use it.
3054 2016-09-12 David Malcolm <dmalcolm@redhat.com>
3056 * edit-context.c (edited_line::get_len): New accessor.
3057 (edited_file::print_diff): Split out hunk-printing into...
3058 (edited_file::print_diff_hunk): New method.
3059 (edited_file::print_diff_line): New method.
3061 2016-09-12 Andrew Pinski <apinski@cavium.com>
3063 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
3065 * config/aarch64/aarch64.c (thunderx_tunings): Enable
3066 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
3067 (aarch64_operands_ok_for_ldpstp): Return false if
3068 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
3069 was SImode and the alignment is less than 8 byte.
3070 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
3072 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
3075 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
3077 2016-09-12 Marek Polacek <polacek@redhat.com>
3079 * doc/extend.texi: Use lowercase "boolean".
3080 * doc/invoke.texi: Likewise.
3081 * doc/md.texi: Likewise.
3082 * target.def: Likewise.
3083 * doc/tm.texi: Regenerated.
3085 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3088 * expmed.c (synth_mult): Delete duplicate mode check.
3090 2016-09-10 Tom de Vries <tom@codesourcery.com>
3093 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
3095 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
3096 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
3098 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
3100 PR rtl-optimization/77289
3101 * lra-constraints.c (get_final_hard_regno): Add support for non hard
3102 register numbers. Remove support for subregs.
3103 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
3104 (get_reg_class): Delete removed get_final_hard_regno() argument.
3105 (uses_hard_regs_p): Call get_final_hard_regno().
3107 2016-09-09 Martin Sebor <msebor@redhat.com>
3111 * pretty-print.c (pp_quoted_string): New function.
3112 (pp_format): Call it for %c and %s directives.
3114 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3116 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
3117 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
3118 INITIAL_ELIMINATION_OFFSET) : Update documentation.
3119 * target.def (frame_pointer_required, can_eliminate): Likewise.
3120 * doc/tm.texi: Regenerated.
3121 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
3123 * df-scan.c (df_hard_reg_init): Likewise.
3124 * ira.c (ira_setup_eliminable_regset): Likewise.
3125 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
3126 init_elim_table): Likewise.
3127 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
3128 set_initial_elim_offsets, update_eliminables,
3129 init_elim_table): Likewise.
3130 * rtlanal.c (get_initial_register_offset): Likewise.
3131 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3132 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3133 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3134 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3135 * config/fr30/fr30.h: Fix comment.
3136 * config/frv/frv.c: Likewise.
3137 * config/frv/frv.h: Likewise.
3138 * config/ft32/ft32.h: Likewise.
3139 * config/visium/visium.h: Likewise.
3140 * config/pa/pa64-linux.h: Likewise.
3141 * config/v850/v850.h: Likewise.
3142 * config/cris/cris.c: Likewise.
3143 * config/ia64/ia64.h: Likewise.
3144 * config/moxie/moxie.h: Likewise.
3145 * config/m32r/m32r.h: Likewise.
3147 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
3150 * config.in: Regenerate.
3151 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
3153 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
3154 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
3155 static-libmpxwrappers case.
3156 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
3157 MPX_LD_AS_NEEDED_GUARD_POP.
3158 * configure: Regenerate.
3159 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
3160 defined if linker support "--push-state"/"--pop-state".
3162 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3164 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
3166 2016-09-09 Joseph Myers <joseph@codesourcery.com>
3168 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
3169 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
3170 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
3171 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
3172 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
3173 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
3174 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
3176 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
3177 width macros from TS 18661-1.
3178 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
3180 2016-09-08 Jakub Jelinek <jakub@redhat.com>
3183 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
3184 OMP_CLAUSE_SAFELEN_EXPR.
3186 2016-09-07 David Malcolm <dmalcolm@redhat.com>
3188 * Makefile.in (OBJS): Add substring-locations.o.
3189 * langhooks-def.h (class substring_loc): New forward decl.
3190 (lhd_get_substring_location): New decl.
3191 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
3192 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
3193 * langhooks.c (lhd_get_substring_location): New function.
3194 * langhooks.h (class substring_loc): New forward decl.
3195 (struct lang_hooks): Add field get_substring_location.
3196 * substring-locations.c: New file, taking definition of
3197 format_warning_va and format_warning_at_substring from
3198 c-family/c-format.c, making them non-static.
3199 * substring-locations.h (class substring_loc): Move class here
3200 from c-family/c-common.h. Add and rewrite comments.
3201 (format_warning_va): New decl.
3202 (format_warning_at_substring): New decl.
3203 (get_source_location_for_substring): Add comment.
3205 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
3207 * config/i386/i386.c: Add 'U' suffix to processor feature bits
3208 to avoid -Wnarrowing warning.
3209 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
3210 * opts.c: Likewise for SANITIZER_OPT bitmasks.
3212 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
3214 * config/aarch64/aarch64.c (aarch64_legitimize_address):
3215 Avoid use of base_offset if offset already in range.
3217 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
3219 * config/sh/sh-protos.h (struct sh_atomic_model,
3220 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3221 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3222 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
3223 * config/sh/sh.h (struct sh_atomic_model,
3224 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3225 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3226 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
3227 Guard with __cplusplus.
3229 2016-09-06 Jakub Jelinek <jakub@redhat.com>
3232 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3233 unsupported or unknown ISA, use expand_call.
3235 2016-09-06 Martin Liska <mliska@suse.cz>
3237 PR gcov-profile/77378
3238 PR gcov-profile/77466
3239 * tree-profile.c (tree_profiling): Detect whether target can use
3240 -fprofile-update=atomic.
3242 2016-09-06 Richard Biener <rguenther@suse.de>
3244 PR tree-optimization/77479
3245 * tree-vrp.c (update_value_range): Extend overflow handling to
3248 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3251 * config/i386/i386.md (isa): Add x64_avx512bw.
3252 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3253 (kmov_isa): New mode attr.
3254 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3255 (*zero_extend<mode>si2): Likewise.
3256 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3258 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3260 * doc/invoke.texi (SPU Options): nops -> NOPs.
3261 (x86 Options): Ditto.
3263 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3266 * toplev.c (process_options): Temporarily set input_location
3267 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3269 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3271 PR rtl-optimization/77452
3272 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3273 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3275 2016-09-05 Marek Polacek <polacek@redhat.com>
3278 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3280 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3283 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3284 *insn_out == '*' test. Don't copy unnecessary to yet another
3285 memory buffer, and don't leak it.
3287 PR rtl-optimization/77425
3288 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3290 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3292 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3294 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3296 * common.opt (fdiagnostics-generate-patch): New option.
3297 * diagnostic.c: Include "edit-context.h".
3298 (diagnostic_initialize): Initialize context->edit_context_ptr.
3299 (diagnostic_finish): Delete context->edit_context_ptr.
3300 (diagnostic_report_diagnostic): Add fix-it hints from the
3301 diagnostic to context->edit_context_ptr, if any.
3302 * diagnostic.h (class edit_context): Add forward decl.
3303 (struct diagnostic_context): Add field "edit_context_ptr".
3304 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3305 -fdiagnostics-generate-patch.
3306 (-fdiagnostics-generate-patch): New item.
3307 * toplev.c: Include "edit-context.h".
3308 (process_options): Set global_dc->edit_context_ptr to a new
3309 edit_context if the options need one.
3310 (toplev::main): Handle -fdiagnostics-generate-patch by using
3311 global_dc->edit_context_ptr.
3313 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3316 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3317 map and firstprivate clauses on target construct for _Atomic
3319 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3320 on target construct for _Atomic qualified decls.
3321 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3323 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3324 _Atomic qualified arguments not mentioned in uniform clause.
3326 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3328 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3329 * diagnostic-color.c (color_dict): Add "diff-filename",
3330 "diff-hunk", "diff-delete", and "diff-insert".
3331 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3332 to reflect above changes.
3333 * doc/invoke.texi (-fdiagnostics-color): Update description of
3334 default GCC_COLORS, and of the supported capabilities.
3335 * edit-context.c: New file.
3336 * edit-context.h: New file.
3337 * input.c (struct fcache): Add field "missing_trailing_newline".
3338 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3340 (add_file_to_cache_tab): Likewise.
3341 (fcache::fcache): Likewise.
3342 (get_next_line): Update c->missing_trailing_newline.
3343 (location_missing_trailing_newline): New function.
3344 * input.h (location_missing_trailing_newline): New decl.
3345 * selftest-run-tests.c (selftest::run_tests): Call
3346 edit_context_c_tests.
3347 * selftest.h (edit_context_c_tests): New decl.
3349 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3350 Richard Biener <rguenth@suse.de>
3352 PR tree-optimization/77444
3353 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3354 as steptype, remove redundant initialization.
3356 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3359 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3360 (sanopt_optimize_walker): Optimize away
3361 __asan_before_dynamic_init (...) followed by
3362 __asan_after_dynamic_init () without intervening memory loads/stores.
3363 * ipa-pure-const.c (special_builtin_state): Handle
3364 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3365 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3367 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3369 * cfg.c (free_original_copy_tables): Replace second assignment of
3370 bb_copy = NULL by bb_original = NULL.
3372 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3375 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3376 assignment added in r216794.
3378 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3380 * Makefile.in (OBJS): Add typed-splay-tree.o.
3381 * selftest-run-tests.c (selftest::run_tests): Call
3382 typed_splay_tree_c_tests.
3383 * selftest.h (typed_splay_tree_c_tests): New decl.
3384 * typed-splay-tree.c: New file.
3385 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3386 (typed_splay_tree::max): New method.
3387 (typed_splay_tree::min): New method.
3388 (typed_splay_tree::foreach): New method.
3389 (typed_splay_tree::closure): New struct.
3390 (typed_splay_tree::inner_foreach_fn): New function.
3392 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3394 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3395 -fipa-cp-bit to -fipa-bit-cp.
3397 2016-09-01 Martin Sebor <msebor@redhat.com>
3399 PR tree-optimization/71831
3400 * tree-object-size.h: Return bool instead of the size and add
3401 argument for the size.
3402 * tree-object-size.c (compute_object_offset): Update signature.
3403 (addr_object_size): Same.
3404 (compute_builtin_object_size): Return bool instead of the size
3405 and add argument for the size. Handle POINTER_PLUS_EXPR when
3406 optimization is disabled.
3407 (expr_object_size): Adjust.
3408 (plus_stmt_object_size): Adjust.
3409 (pass_object_sizes::execute): Adjust.
3410 * builtins.c (fold_builtin_object_size): Adjust.
3411 * doc/extend.texi (Object Size Checking): Update.
3412 * ubsan.c (instrument_object_size): Adjust.
3414 2016-09-01 Martin Sebor <msebor@redhat.com>
3416 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3417 it fits the output of the formatted function regardless of its
3419 * gcc/genmodes.c (parser::parse_expr): Same.
3420 * gimplify.c (gimplify_asm_expr): Same.
3421 * passes.c (pass_manager::register_one_dump_file): Same.
3422 * print-tree.c (print_node): Same.
3424 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3426 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3428 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3430 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3432 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3434 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3435 * config/rs6000/vector.md: Ditto.
3436 * config/rs6000/vsx.md: Ditto.
3438 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3440 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3443 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3445 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3446 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3447 *return_and_restore_gpregs_<mode>_r11,
3448 *return_and_restore_gpregs_<mode>_r12,
3449 *return_and_restore_gpregs_<mode>_r1,
3450 *return_and_restore_fpregs_<mode>_r11,
3451 *return_and_restore_fpregs_<mode>_r12,
3452 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3453 directly instead of via the "l" constraint. Renumber operands.
3456 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3458 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3459 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3460 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3461 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3462 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3463 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3464 *call_value_nonlocal_darwin64, reload_macho_picbase,
3465 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3466 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3467 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3468 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3469 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3470 *save_fpregs_<mode>_r1): Ditto.
3471 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3472 *return_and_restore_gpregs_spe): Ditto.
3474 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3476 * config/rs6000/rs6000.md
3477 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3478 the use of the link register.
3479 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3481 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3482 Michael Meissner <meissner@linux.vnet.ibm.com>
3485 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3486 reg+reg addressing for TImode.
3487 (rs6000_legitimate_address_p): Only allow register indirect
3488 addressing for TImode, even without TARGET_QUAD_MEMORY.
3490 2016-09-01 Richard Biener <rguenther@suse.de>
3493 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3494 check whether the result fits the desired result type.
3496 2016-09-01 Nathan Sidwell <nathan@acm.org>
3498 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3500 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3502 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3504 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3506 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3508 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3509 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3510 for comparisons of integer ZERO_EXTEND against zero.
3512 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3514 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3515 STV pass if -mstackrealign is enabled.
3517 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3519 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3522 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3524 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3525 (layout_range::intersects_line_p): New method.
3526 (test_range_contains_point_for_single_point): Rename to...
3527 (test_layout_range_for_single_point): ...this, and add testing
3528 for layout_range::intersects_line_p.
3529 (test_range_contains_point_for_single_line): Rename to...
3530 (test_layout_range_for_single_line): ...this, and add testing
3531 for layout_range::intersects_line_p.
3532 (test_range_contains_point_for_multiple_lines): Rename to...
3533 (test_layout_range_for_multiple_lines): ...this, and add testing
3534 for layout_range::intersects_line_p.
3535 (layout::layout): Populate m_fixit_hints.
3536 (layout::get_expanded_location): Handle the case of a line-span
3538 (layout::validate_fixit_hint_p): New method.
3539 (get_line_span_for_fixit_hint): New function.
3540 (layout::calculate_line_spans): Add spans for fixit-hints.
3541 (layout::should_print_annotation_line_p): New method.
3542 (layout::print_any_fixits): Drop param "richloc", instead using
3543 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3544 (diagnostic_show_locus): Avoid printing blank annotation lines.
3545 (selftest::test_diagnostic_context::test_diagnostic_context):
3546 Initialize show_column and start_span.
3547 (selftest::test_diagnostic_context::start_span_cb): New static
3549 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3550 (selftest::diagnostic_show_locus_c_tests): Update for function
3551 renamings. Call test_diagnostic_show_locus_fixit_lines.
3553 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3555 PR tree-optimization/73714
3556 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3558 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3560 * selftest.c: Move "namespace selftest {" to top of file,
3561 removing explicit "selftest::" qualifiers throughout.
3563 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3565 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3567 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3568 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3569 Replace builtin with vector extension.
3570 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3572 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3573 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3574 Replace builtin with vector extension.
3575 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3576 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3577 Replace builtin with vector extension.
3578 * config/i386/xmmintrin.h (__m128_u): New type.
3579 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3580 (_mm_load_ps, _mm_store_ps): Simplify.
3582 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3584 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3586 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3588 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3589 than 3 ranges per diagnostic by alternating between color 1 and
3591 (layout::layout): Replace use of rich_location::MAX_RANGES
3592 with richloc->get_num_locations ().
3593 (layout::calculate_line_spans): Replace use of
3594 rich_location::MAX_RANGES with m_layout_ranges.length ().
3595 (layout::print_annotation_line): Handle arbitrary numbers of
3596 ranges in caret-printing by defaulting to '^'.
3597 (selftest::test_one_liner_many_fixits): New function.
3598 (test_diagnostic_show_locus_one_liner): Call it.
3599 * diagnostic.c (diagnostic_initialize): Update for renaming
3600 of rich_location::MAX_RANGES to
3601 rich_location::STATICALLY_ALLOCATED_RANGES.
3602 * diagnostic.h (struct diagnostic_context): Likewise.
3604 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3606 * selftest.c (selftest::named_temp_file::named_temp_file): New
3608 (selftest::temp_source_file::~temp_source_file): Move to...
3609 (selftest::named_temp_file::~named_temp_file): ...here.
3610 (selftest::test_named_temp_file): New function.
3611 (selftest::selftest_c_tests): Call test_named_temp_file.
3612 * selftest.h (class named_temp_file): New class.
3613 (class temp_source_file): Convert to a subclass of named_temp_file.
3615 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
3617 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
3618 USEs of LR_REGNO in returns and sibcalls.
3619 (rs6000_output_mi_thunk): Similar.
3620 (rs6000_sibcall_aix): Similar.
3621 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
3622 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
3623 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
3624 Remove the USE of LR_REGNO from the patterns as well. Delete an
3626 (return_internal_<mode>): Delete.
3628 2016-08-30 Tamar Christina <tamar.christina@arm.com>
3630 * gcc/config/aarch64/aarch64-simd.md
3631 (aarch64_ld2<mode>_dreg_le): New.
3632 (aarch64_ld2<mode>_dreg_be): New.
3633 (aarch64_ld2<mode>_dreg): Removed.
3634 (aarch64_ld3<mode>_dreg_le): New.
3635 (aarch64_ld3<mode>_dreg_be): New.
3636 (aarch64_ld3<mode>_dreg): Removed.
3637 (aarch64_ld4<mode>_dreg_le): New.
3638 (aarch64_ld4<mode>_dreg_be): New.
3639 (aarch64_ld4<mode>_dreg): Removed.
3640 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
3642 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3644 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
3645 redundant location param.
3646 (test_one_liner_fixit_remove): Likewise.
3647 (test_one_liner_fixit_replace): Likewise.
3648 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
3649 * gcc-rich-location.c
3650 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
3651 get_range_from_loc. Drop overload taking a const char *.
3652 * gcc-rich-location.h
3653 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
3656 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3658 * config/linux.c (linux_libc_has_function): Return true on musl.
3660 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3662 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
3664 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
3666 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
3667 used for abnormal egdes.
3669 2016-08-30 Jakub Jelinek <jakub@redhat.com>
3671 PR tree-optimization/72866
3672 * tree-vect-patterns.c (search_type_for_mask): Turn into
3673 a small wrapper, move all code to ...
3674 (search_type_for_mask_1): ... this new function. Add caching
3675 and adjust recursive calls.
3678 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
3679 instead of lookup_type_die (type_main_variant (type)) even for array
3683 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
3684 constant pool reference return x instead of c.
3686 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
3688 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
3691 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3694 (selftest::test_make_location_nonpure_range_endpoints): Fix
3697 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3699 * diagnostic-show-locus.c
3700 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
3702 (selftest::test_diagnostic_show_locus_one_liner): Call it.
3703 * input.c (get_pure_location): Move to libcpp/line-map.c.
3704 * input.h (get_pure_location): Convert decl to an inline function
3705 calling implementation in libcpp.
3707 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
3711 template for intel asm dialect.
3712 (vec_set_hi_<mode><mask_name>): Ditto.
3714 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3716 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
3717 (selftest::fail_formatted): Likewise.
3719 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3721 * input.c (make_location): Call get_start and get_finish
3722 on the endpoints to avoid storing packed ranges or ad-hoc
3724 (selftest::test_make_location_nonpure_range_endpoints): New function.
3725 (selftest::input_c_tests): Call it.
3726 * input.h (get_start): New inline function.
3728 2016-08-29 Tom de Vries <tom@codesourcery.com>
3731 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
3734 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
3736 * Makefile.in (gcov-iov.h): Add dummy recipe.
3738 2016-08-29 Nathan Sidwell <nathan@acm.org>
3740 * config/nvptx/nvptx.c: #include tree-vrp.h.
3742 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
3745 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
3746 HIGH+LO construct during reload.
3748 2016-08-28 Tom de Vries <tom@codesourcery.com>
3751 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
3752 'sysv_abi va_list' attribute.
3753 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
3754 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
3757 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3759 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
3760 * emit-rtl.c (unshare_all_rtl_1): Adjust.
3761 (unshare_all_rtl_again): Likewise.
3762 * function.c (assign_stack_local_1): Likewise.
3763 (assign_stack_temp_for_type): Likewise.
3765 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3767 * cfgbuild.c (make_edges): Adjust.
3768 * cfgrtl.c (can_delete_label_p): Likewise.
3769 * dwarf2cfi.c (create_trace_edges): Likewise.
3770 * except.c (sjlj_emit_dispatch_table): Likewise.
3771 * function.h (struct expr_status): make x_forced_labels a vector.
3772 * jump.c (rebuild_jump_labels_1): Adjust.
3773 * reload1.c (set_initial_label_offsets): Likewise.
3774 * stmt.c (force_label_rtx): Likewise.
3775 (expand_label): Likewise.
3777 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3779 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
3781 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3783 PR tree-optimization/71077
3784 PR tree-optimization/68542
3785 * fold-const.c (fold_relational_const): Fix folding of
3786 VECTOR_CST comparisons that have a scalar boolean result type.
3787 (selftest::test_vector_folding): New static function.
3788 (selftest::fold_const_c_tests): Call it.
3790 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3792 * doc/extend.texi (SPU Built-in Functions): Remove stale
3793 references to material formerly at IBM and Sony.
3795 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3798 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3800 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3802 * diagnostic-show-locus.c
3803 (selftest::test_fixit_consolidation): New function.
3804 (selftest::diagnostic_show_locus_c_tests): Call it.
3805 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3806 constructor based on source_range.
3808 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3810 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3812 (parse_gcc_colors): Update description of default GCC_COLORS.
3813 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3814 (colorizer::set_fixit_insert): New method.
3815 (colorizer::set_fixit_delete): New method.
3816 (colorizer::get_color_by_name): New method.
3817 (colorizer::STATE_FIXIT_INSERT): New constant.
3818 (colorizer::STATE_FIXIT_DELETE): New constant.
3819 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3820 fields in favor of new field "m_stop_color". Add fields
3821 "m_fixit_insert" and "m_fixit_delete".
3822 (colorizer::colorizer): Update for above changes. Replace
3823 colorize_start calls with calls to get_color_by_name.
3824 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3825 STATE_FIXIT_DELETE. Update for field renamings.
3826 (colorizer::finish_state): Simplify by using m_stop_color,
3827 rather than multiple identical "*_ce" fields.
3828 (colorizer::get_color_by_name): New method.
3829 (layout::print_any_fixits): Print insertions and replacements
3830 using the "fixit-insert" color, and deletions using the
3831 "fixit-delete" color.
3832 * doc/invoke.texi (-fdiagnostics-color): Update description of
3833 default GCC_COLORS, and of the supported capabilities.
3835 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3837 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3838 current_function_static_stack_size variable with the static
3839 stack frame size of the current function when
3840 flag_stack_usage_info is enabled.
3842 2016-08-26 Nathan Sidwell <nathan@acm.org>
3844 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3845 assignment inside if condition.
3847 2016-08-26 Richard Biener <rguenther@suse.de>
3849 PR tree-optimization/69047
3850 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3851 extracts similar to what FRE does.
3852 (non_rewritable_mem_ref_base): Likewise.
3854 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3856 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3857 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3858 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3859 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3860 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3862 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3863 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3864 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3865 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3866 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3868 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3871 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3872 reservation duration to 15 cycles.
3873 (cortex_a8_vfp_macs): Likewise.
3874 (cortex_a8_vfp_macd): Likewise.
3875 (cortex_a8_vfp_divs): Likewise.
3876 (cortex_a8_vfp_divd): Likewise.
3878 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3880 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3881 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3883 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3884 Martin Jambhor <mjambor@suse.cz>
3886 * common.opt: New option -fipa-bit-cp.
3887 * doc/invoke.texi: Document -fipa-bit-cp.
3888 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3889 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3890 * tree-ssa-ccp.h: New header file.
3891 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3892 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3893 Replace all occurences of tree parameter by two new params: signop, int.
3894 (bit_value_unop_1): Change to bit_value_unop and export it.
3895 Replace all occurences of tree parameter by two new params: signop,
3897 (bit_value_binop): Change call from bit_value_binop_1 to
3899 (bit_value_assume_aligned): Likewise.
3900 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3901 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3903 (ccp_finalize): Skip processing if val->mask == 0.
3904 * ipa-cp.c: Include tree-ssa-ccp.h
3905 (ipcp_bits_lattice): New class.
3906 (ipcp_param_lattice (bits_lattice): New member.
3907 (print_all_lattices): Call ipcp_bits_lattice::print.
3908 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3909 (initialize_node_lattices): Likewise.
3910 (propagate_bits_accross_jump_function): New function.
3911 (propagate_constants_accross_call): Call
3912 propagate_bits_accross_jump_function.
3913 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3914 (ipcp_store_bits_results): New function.
3915 (ipcp_driver): Call ipcp_store_bits_results.
3916 * ipa-prop.h (ipa_bits): New struct.
3917 (ipa_jump_func): Add new member bits of type ipa_bits.
3918 (ipa_param_descriptor): Change decl to decl_or_type.
3919 (ipa_get_param): Change decl to decl_or_type and assert on
3921 (ipa_get_type): New function.
3922 (ipcp_transformation_summary): New member bits.
3923 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3924 (ipa_populate_param_decls): Likewise.
3925 (ipa_dump_param): Likewise.
3926 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3928 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3929 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3931 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3932 (ipa_write_jump_function): Add streaming for ipa_bits.
3933 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3934 (write_ipcp_transformation_info): Add streaming for ipa_bits
3936 (read_ipcp_transfomration_info): Add support for reading streamed
3938 (ipcp_update_bits): New function.
3939 (ipcp_transform_function): Call ipcp_update_bits.
3941 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3943 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3944 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3946 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3948 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3950 2016-08-25 Richard Biener <rguenther@suse.de>
3952 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3953 Only add locations in late dwarf.
3954 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3955 (dwarf2out_early_finish): But do it here.
3957 2016-08-24 Michael Collison <michael.collison@linaro.org>
3958 Michael Collison <michael.collison@arm.com>
3960 * config/arm/arm-modes.def: Add new condition code mode CC_V
3961 to represent the overflow bit.
3962 * config/arm/arm.c (maybe_get_arm_condition_code):
3963 Add support for CC_Vmode.
3964 (arm_gen_unlikely_cbranch): New function to generate common
3965 rtl conditional branches for overflow patterns.
3966 * config/arm/arm-protos.h: Add prototype for
3967 arm_gen_unlikely_cbranch.
3968 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3969 addsi3_compareV_upper): New patterns to support signed
3970 builtin overflow add operations.
3971 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3972 New patterns to support unsigned builtin add overflow operations.
3973 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3974 builtin overflow subtract operations,
3975 (usubv<mode>4): New patterns to support unsigned builtin subtract
3976 overflow operations.
3977 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3978 to support builtin overflow negate operations.
3980 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3983 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3985 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3986 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3989 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3991 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3992 MULTILIB_OPTIONS should be used. Small wording fixes.
3993 * genmultilib: Memorize set of all option combinations in
3994 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3995 found in MULTILIB_OPTIONS by checking if option set is listed in
3996 combination_space. Output new and existing error message to stderr.
3998 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4000 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4001 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4002 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4003 (MULTILIB_REUSE): Remove reuse rules for option set including
4004 -mfpu=fp-armv8 and -mfpu=vfpv4
4006 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4008 * config/arm/t-rtems: Add vfp multilib.
4010 2016-08-23 Ian Lance Taylor <iant@golang.org>
4012 * config/s390/s390.c (s390_asm_file_start): Call
4015 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4017 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4018 initialization of all 0's to the 0 constant, instead of directly
4019 generating XOR. Add support for V4SImode vector initialization on
4020 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4021 initialization. Change variables used in V4SFmode vector
4022 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4023 any memory addresses are in index form. Add support for using
4024 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4025 with all of the same element.
4026 (regno_or_subregno): New helper function to return a register
4027 number for either REG or SUBREG.
4028 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4029 Use regno_or_subregno where possible.
4030 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4031 DImode value from two SImode values in order to generate V4SImode
4032 vector initialization on 64-bit systems with direct move.
4033 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4035 (rtx_is_swappable_p): V4SImode vector initialization insn is not
4037 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
4039 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
4040 attributes to initialize V8HImode and V16QImode vectors with the
4042 (VSX_SPLAT_COUNT): Likewise.
4043 (VSX_SPLAT_SUFFIX): Likewise.
4044 (UNSPEC_VSX_VEC_INIT): New unspec.
4045 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
4046 Allow SFmode values to come from Altivec registers.
4047 (vsx_init_v4si): New insn/split for V4SImode vector initialization
4048 on 64-bit systems with direct move.
4049 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
4050 vector initializations, to allow V4SImode vector initializations
4051 on 64-bit systems with direct move.
4052 (vsx_splat_v4si): Likewise.
4053 (vsx_splat_v4si_di): Likewise.
4054 (vsx_splat_v4sf): Likewise.
4055 (vsx_splat_v4sf_internal): Likewise.
4056 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
4058 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
4059 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
4060 initializing V8HImode and V16QImode vectors with the same
4062 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
4063 optimization if -maltivec=be.
4065 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
4067 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
4068 attribute for alternatives 3 and 4.
4070 2016-08-23 David Malcolm <dmalcolm@redhat.com>
4072 * selftest.c (selftest::assert_str_contains): New function.
4073 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
4074 * selftest.h (selftest::assert_str_contains): New decl.
4075 (ASSERT_STR_CONTAINS): New macro.
4077 2016-08-23 Richard Biener <rguenther@suse.de>
4079 PR tree-optimization/77286
4080 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
4082 (vect_transform_loop): Split exit edges of loop and scalar
4083 loop if required and at the appropriate time.
4085 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4087 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4088 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4090 Correct a typo in a comment.
4092 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4094 * config/s390/s390.md ("*andc_split"): New splitter for and with
4097 2016-08-23 Richard Biener <rguenther@suse.de>
4099 PR tree-optimization/27336
4100 * tree-vrp.c (infer_value_range): Handle stmts that can throw
4101 by looking for a non-EH edge.
4102 (process_assert_insertions_for): Likewise.
4104 2016-08-23 Richard Biener <rguenther@suse.de>
4107 * statistics.c (statistics_counter_event): Robustify against
4110 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4112 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4113 for targets amdfam10 and barcelona.
4115 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
4117 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
4118 (zero_extend<mode>di2): Ditto.
4119 (*zero_extend<mode>si2): Ditto.
4120 (*zero_extendqihi2): Ditto.
4122 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4125 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
4126 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
4128 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
4130 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
4131 identical consecutive elements.
4132 [SSA_NAME]: Print the name's def stmt on its own line. When printing
4133 the node's def stmt, avoid printing an unwanted trailing newline by
4134 replacing the call to print_gimple_stmt() with its inlined body and
4135 adjusting it to not set pp_needs_newline and to call pp_flush()
4136 instead of pp_newline_and_flush().
4138 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4140 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
4141 (float32_type_node, float64_type_node, float32x_type_node)
4142 (float128x_type_node): New macros.
4143 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
4144 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
4145 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
4146 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
4147 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
4148 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
4149 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
4150 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
4151 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
4152 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
4153 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
4154 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
4155 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
4156 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
4157 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
4158 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
4159 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
4160 (copysign, fabs, huge_val, inf, nan, nans): Use it.
4161 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
4163 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
4164 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
4165 * doc/extend.texi (Other Builtins): Document these built-in
4167 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
4170 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
4172 * doc/install.texi (Binaries): www.opencsw.org now uses https.
4174 2016-08-22 Richard Biener <rguenther@suse.de>
4176 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
4178 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
4181 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
4182 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
4183 non-SSE2 athlons only, otherwise prefer SSE prefetches.
4185 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4187 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
4188 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
4189 (vrp_visit_switch_stmt): Likewise.
4190 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
4191 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
4192 (vrp_visit_stmt): Use extract_range_from_stmt.
4193 (vrp_visit_phi_node): Use extract_range_from_phi_node.
4195 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4197 * Makefile.in: Add tree-vrp.h to GTFILES.
4198 * gengtype.c (open_base_files): Add tree-vrp.h.
4199 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
4200 * builtins.c: Likewise.
4201 * fold-const.c: Likewise.
4202 * gimple-builder.c: Likewise.
4203 * gimple-laddress.c: Likewise.
4204 * hsa-gen.c: Likewise.
4205 * internal-fn.c: Likewise.
4207 * targhooks.c: Liewise,
4208 * tree-ssa-address.c: Likewise.
4209 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
4210 * tree-vrp.c (struct value_range): Move to tree-vrp.h
4211 * tree-vrp.h: New file.
4213 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4215 PR tree-optimization/61839
4216 * tree-vrp.c (two_valued_val_range_p): New.
4217 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
4218 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
4219 Also Convert VAR BINOP CST where VAR is two-valued to
4220 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
4222 2016-08-19 David Malcolm <dmalcolm@redhat.com>
4224 * diagnostic-show-locus.c
4225 (layout::annotation_line_showed_range_p): New method.
4226 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
4227 Reimplement case fixit_hint::REPLACE to cover removals, and
4228 replacements where the range of the replacement isn't one
4229 of the ranges in the rich_location.
4230 (test_one_liner_fixit_replace): Likewise.
4231 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4233 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4235 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4237 * diagnostic.c (print_parseable_fixits): Remove case
4240 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4243 * config/i386/i386.c (ix86_option_override_internal): Remove
4244 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4245 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4246 Do not try to enable TARGET_PRFCHW ISA flag here.
4247 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4248 Rewrite expander function body.
4249 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4251 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4254 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4255 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4256 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4257 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4258 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4259 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4260 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4261 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4262 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4264 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4266 (struct floatn_type_info): New structure type.
4267 (floatn_nx_types): New variable declaration.
4268 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4269 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4270 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4271 * tree.c (floatn_nx_types): New variable.
4272 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4273 corresponding complex types.
4274 * target.def (floatn_mode): New hook.
4275 * targhooks.c: Include "real.h".
4276 (default_floatn_mode): New function.
4277 * targhooks.h (default_floatn_mode): New prototype.
4278 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4280 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4281 effective-target and dg-add-options keywords.
4282 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4283 Document new effective-target keywords.
4284 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4285 * doc/tm.texi: Regenerate.
4286 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4287 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4288 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4290 * real.h (struct real_format): Add field ieee_bits.
4291 * real.c (ieee_single_format, mips_single_format)
4292 (motorola_single_format, spu_single_format, ieee_double_format)
4293 (mips_double_format, motorola_double_format)
4294 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4295 (ieee_extended_intel_128_format)
4296 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4297 (mips_extended_format, ieee_quad_format, mips_quad_format)
4298 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4299 (decimal_double_format, decimal_quad_format, ieee_half_format)
4300 (arm_half_format, real_internal_format: Initialize ieee_bits
4302 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4303 float128_type_node. Set float80_type_node to float64x_type_node
4304 if appropriate and long_double_type_node not appropriate.
4305 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4306 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4307 Initialize ieee_bits field.
4308 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4309 (rs6000_init_builtins): Set ieee128_float_type_node to
4311 (rs6000_floatn_mode): New function.
4313 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4315 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4316 _rdseed64_step): Uglify argument names and/or local variable names
4317 in inline functions.
4318 * config/i386/rtmintrin.h (_xabort): Likewise.
4319 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4320 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4321 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4322 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4323 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4324 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4325 _mm_maskz_ternarylogic_epi32): Likewise.
4326 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4327 __lwpins32, __lwpins64): Likewise.
4328 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4329 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4330 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4331 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4332 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4333 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4334 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4335 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4336 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4337 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4338 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4339 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4340 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4341 _mm256_mask_i64gather_epi32): Likewise.
4342 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4343 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4344 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4345 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4346 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4347 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4348 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4349 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4350 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4351 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4352 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4353 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4354 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4355 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4356 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4357 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4358 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4359 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4361 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4363 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4364 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4366 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4367 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4369 (_rdpkru_u32): Add space after function name.
4371 * config/i386/t-i386 (i386-c.o): Don't depend on
4372 i386-builtin-types.inc.
4373 (i386.o): Depend on i386-builtin-types.inc.
4375 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4378 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4379 Use const_vec_duplicate to check for duplicated elements.
4381 2016-08-19 Richard Biener <rguenther@suse.de>
4383 PR tree-optimization/77290
4384 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4385 Fix flag_tree_parallelize_loops check.
4387 2016-08-19 Richard Biener <rguenther@suse.de>
4389 * match.pd (x | 0 -> x): Add.
4391 2016-08-19 Richard Biener <rguenther@suse.de>
4393 PR tree-optimization/77286
4394 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4395 Deal with virtual PHIs being out-of-order.
4397 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4399 * doc/invoke.texi (fverbose-asm): Note that source code lines
4400 are emitted, and provide an example.
4401 * final.c (asm_show_source): New function.
4402 (final_scan_insn): Call asm_show_source.
4404 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4406 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4407 param with diagnostic_kind.
4408 (class colorizer): Similarly replace field m_diagnostic with
4410 (colorizer::colorizer): Replace diagnostic
4411 param with diagnostic_kind.
4412 (colorizer::begin_state): Update for above field change.
4413 (layout::layout): Replace diagnostic param with rich_location *
4414 and diagnostic_kind.
4415 (diagnostic_show_locus): Replace diagnostic param with richloc
4416 and diagnostic_kind.
4417 (class selftest::test_diagnostic_context): New class.
4418 (selftest::test_diagnostic_show_locus_unknown_location): New
4420 (selftest::test_one_liner_simple_caret): New function.
4421 (selftest::test_one_liner_caret_and_range): New function.
4422 (selftest::test_one_liner_multiple_carets_and_ranges): New
4424 (selftest::test_one_liner_fixit_remove): New function.
4425 (selftest::test_one_liner_fixit_replace): New function.
4426 (selftest::test_diagnostic_show_locus_one_liner): New function.
4427 (selftest::diagnostic_show_locus_c_tests): Call the new test
4429 * diagnostic.c (diagnostic_initialize): Initialize
4430 colorize_source_p, show_ruler_p and parseable_fixits_p.
4431 (default_diagnostic_finalizer): Update for change to
4432 diagnostic_show_locus.
4433 (diagnostic_append_note): Likewise.
4434 * diagnostic.h (diagnostic_show_locus): Replace
4435 const diagnostic_info * param with location * and diagnostic_t.
4437 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4439 * input.c (saved_line_table): New global.
4440 (class selftest::temp_line_table): Rename to line_table_test and
4441 move declaration to selftest.h, and drop field m_old_line_table.
4442 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4443 (selftest::line_table_test::line_table_test): ...this. Add a
4444 default ctor. Store current value of line_table within
4446 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4447 (selftest::line_table_test::~line_table_test): ...this, and
4448 restore line_table from the saved_line_table, rather than
4450 (selftest::test_accessing_ordinary_linemaps): Update for above
4452 (selftest::test_lexer): Likewise.
4453 (struct selftest::lexer_test): Likewise.
4454 (selftest::lexer_test::lexer_test): Likewise.
4455 (selftest::input_c_tests): Move the looping over test cases from
4457 (selftest::for_each_line_table_case): New function.
4458 * input.h (saved_line_table): New decl.
4459 * selftest.h (struct selftest::line_table_case): New forward decl.
4460 (class selftest::line_table_test): New class, moved here from
4461 selftest::temp_line_table in input.c, and renamed.
4462 (selftest::for_each_line_table_case): New decl.
4464 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4467 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4469 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4472 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4473 enclosing parallel construct for reduction variables on OpenACC loop
4476 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4478 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4479 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4481 (function_to_dwarf_procedure): Update comment.
4483 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4485 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4487 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4489 * selftest.c (selftest::temp_source_file::~temp_source_file):
4490 Evict m_filename from the diagnostic file cache.
4492 2016-08-18 Richard Biener <rguenther@suse.de>
4494 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4495 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4496 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4497 clone materialization.
4498 * passes.def (all_late_ipa_passes): Start with
4499 pass_materialize_all_clones.
4500 * cgraphunit.c (symbol_table::compile): Remove call to
4501 materialize_all_clones.
4502 * tree-into-ssa.c: Include statistics.h.
4503 (update_ssa): Count number of times we do incremental/rewrite
4506 2016-08-18 Richard Biener <rguenther@suse.de>
4508 PR tree-optimization/77282
4509 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4510 When doing auto-parallelizing also prevent use of PHIs that
4511 carry dependences across loop backedges.
4513 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4514 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4516 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4518 2016-08-18 Richard Biener <rguenther@suse.de>
4520 * ssa-iterators.h (ssa_vuse_operand): New inline.
4521 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4522 (predicate_all_scalar_phis): Use remove_phi_node to remove
4523 phi nodes predicated. Delay removing virtual PHIs.
4524 (predicate_mem_writes): Update virtual operands.
4525 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4526 (tree_if_conversion): Do not rewrite virtual SSA form.
4527 * tree-phinodes.c (release_phi_node): Make static.
4528 * tree-phinodes.h (release_phi_node): Remove.
4530 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4532 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4533 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4534 twice to define those.
4535 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4536 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4537 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4538 * config/i386/i386-builtin.def: New file.
4540 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4542 * input.c (get_source_range_for_char): Rename to...
4543 (selftest::get_source_range_for_char): ...this, and move within
4544 the #if CHECKING_P guard.
4545 (get_num_source_ranges_for_substring): Rename to...
4546 (selftest::get_num_source_ranges_for_substring): ...this, move
4547 within the #if CHECKING_P guard, and make static.
4548 (selftest::assert_num_substring_ranges): Initialize
4551 2016-08-18 Alan Modra <amodra@gmail.com>
4553 PR rtl-optimization/72771
4554 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4555 when find_reloads_toplev returns address_reloaded==-1.
4556 (alternative_allows_const_pool_ref): Update comment.
4558 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4560 PR tree-optimization/71752
4561 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4562 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4564 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4566 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4567 instead of testing ECF_NORETURN bit in gimple_call_flags.
4568 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4569 * predict.c (tree_bb_level_predictions): Likewise.
4570 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4573 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4574 turning a call into __builtin_unreachable-like noreturn call, adjust
4575 gimple_call_set_fntype.
4576 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4577 gimple_call_fntype has void return type.
4579 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4581 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4582 maybe_lookup_decl, to handle nested acc loop directives.
4584 2016-08-17 Richard Biener <rguenther@suse.de>
4586 PR tree-optimization/76490
4587 * tree-vrp.c (update_value_range): Preserve overflow infinities
4588 when intersecting with ranges from get_range_info.
4589 (operand_less_p): Handle overflow infinities correctly.
4590 (value_range_constant_singleton): Use vrp_operand_equal_p
4591 to handle overflow max/min correctly.
4592 (vrp_valueize): Likewise.
4593 (union_ranges): Likewise.
4594 (intersect_ranges): Likewise.
4595 (vrp_visit_phi_node): Improve iteration limitation to only
4596 apply when we'll possibly re-visit the PHI via a changed argument
4599 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4601 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
4602 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
4603 rather than those that should not be built.
4605 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
4608 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
4610 2016-08-17 Richard Biener <rguenther@suse.de>
4612 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
4613 (verify_vssa): New function verifying virtual SSA form.
4614 (verify_ssa): Call it.
4615 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
4616 Do not apply loop-closed SSA handling to virtuals.
4617 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
4618 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
4619 when rewriting their symbol.
4620 (prepare_def_site_for): Likewise.
4621 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
4622 operands of moved stmts.
4624 2016-08-17 Richard Biener <rguenther@suse.de>
4626 PR tree-optimization/23855
4627 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
4628 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
4629 find guards to hoist. Do not update SSA form but rewrite virtuals
4630 into loop closed SSA.
4631 (find_loop_guard): Adjust to skip already hoisted guards. Do
4632 not mark virtuals for renaming or update SSA form.
4634 2016-08-17 Martin Liska <mliska@suse.cz>
4636 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
4637 a LONG_LONG_TYPE_SIZE comparison.
4638 * gcov-io.h: Remove macro definitions.
4639 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
4640 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
4643 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4645 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
4646 that builtins not mentioned in bdesc_* arrays come first, then
4647 the ones mentioned in bdesc_* arrays in the order they appear in
4648 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
4649 IX86_BUILTIN__BDESC_*_LAST enumerator.
4650 (bdesc_mpx): Fix up a comment typo.
4651 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
4652 __builtin_ia32_vpcomneu[bwdq] builtins.
4653 (BDESC_VERIFY, BDESC_VERIFYS): Define.
4654 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
4655 enum ix86_builtins ordering.
4656 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
4657 for direct bdesc_* array member access instead of searching all the
4658 arrays until an fcode match is found.
4660 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
4662 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
4663 pattern as define_insn_and_split. Split insn before reload to
4665 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
4666 <shift_insn><mode>3_1.
4667 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
4668 <rotate_insn><mode>3_1.
4670 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4673 * input.c (get_source_range_for_substring): Rename to...
4674 (get_source_location_for_substring): ...this, adding param
4675 "caret_idx", and converting output param from source_range * to
4677 (get_source_range_for_char): New function.
4678 (get_num_source_ranges_for_substring): Update comment to reflect
4680 (assert_char_at_range): Update to use get_source_range_for_char
4681 rather than get_source_range_for_substring.
4682 (test_lexer_string_locations_concatenation_2): Likewise.
4683 * substring-locations.h (get_source_range_for_substring): Rename
4685 (get_source_location_for_substring): ...this, and adding param
4686 "caret_idx", and converting output param from source_range * to
4689 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4691 * input.c (class selftest::temp_source_file): Move to
4693 (selftest::temp_source_file::temp_source_file): Move to
4695 (selftest::temp_source_file::~temp_source_file): Likewise.
4696 * selftest.c (selftest::temp_source_file::temp_source_file): Move
4698 (selftest::temp_source_file::~temp_source_file): Likewise.
4699 * selftest.h (class selftest::temp_source_file): Move here from
4702 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4705 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
4706 inlining, add cgraph edge for the added __builtin_unreachable call.
4709 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
4710 only cast it to SHWI for the final comparison.
4712 2016-08-16 Martin Liska <mliska@suse.cz>
4714 PR gcov-profile/36412
4715 * doc/gcov.texi: Document --hash-filenames(-x).
4716 * gcov.c (print_usage): Add the option.
4717 (process_args): Process the option, sort options alphabetically.
4718 (md5sum_to_hex): New function.
4719 (make_gcov_file_name): Do the md5sum and append it to a
4722 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4724 PR tree-optimization/69848
4725 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
4726 and swtich operands to avoid additional NOT instruction.
4727 (vcond<v_cmp_mixed><mode>): Ditto.
4728 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4730 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
4732 * doc/install.texi (*-*-solaris2*): Adjust latest change.
4734 2016-08-16 Richard Biener <rguenther@suse.de>
4736 PR tree-optimization/76783
4737 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
4738 BB visited flags at start.
4740 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4742 PR tree-optimization/72817
4743 PR tree-optimization/73450
4744 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
4745 multiple_of_p for adjusted IV.base.
4747 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
4750 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
4751 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
4752 for !flag_finite_math_only or flag_signed_zeros.
4753 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
4754 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
4755 depend on flag_finite_math_only.
4756 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
4758 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
4759 (*ieee_smin<mode>3): Ditto.
4760 (*ieee_smax<mode>3): Ditto.
4761 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
4762 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
4764 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
4765 depend on flag_finite_math_only.
4766 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
4767 (*mmx_<code>v2sf3): Remove.
4768 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
4769 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
4770 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
4772 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
4774 PR rtl-optimization/73650
4775 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
4776 it is not a simple move.
4778 2016-08-15 Martin Liska <mliska@suse.cz>
4781 * gcc.c (do_spec_1): Call save_string with the right size.
4782 (save_string): Do an assert about string we copy.
4784 2016-08-15 Richard Biener <rguenther@suse.de>
4786 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4787 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4789 (pass_data_stv): Likewise.
4791 2016-08-15 Richard Biener <rguenther@suse.de>
4793 PR tree-optimization/73434
4794 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4795 TBAA info on the base when forwarding a non-invariant address.
4797 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4799 * dwarf2out.c (struct checksum_attributes): Add
4800 at_string_length_bit_size and at_string_length_byte_size fields.
4801 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4802 and DW_AT_string_length_byte_size.
4803 (die_checksum_ordered): Handle at_string_length_bit_size and
4804 at_string_length_byte_size.
4805 (gen_array_type_die): For dwarf_version >= 5 emit
4806 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4807 (adjust_string_types): For dwarf_version >= 5 remove
4808 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4809 (resolve_addr): Likewise.
4812 * dwarf2out.c (string_types): New variable.
4813 (gen_array_type_die): Change early_dwarf handling of
4814 DW_AT_string_length, create DW_OP_call4 referencing the
4815 length var temporarily. Handle parameters that are pointers
4817 (adjust_string_types): New function.
4818 (gen_subprogram_die): Temporarily set string_types to local var,
4819 call adjust_string_types if needed.
4820 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4822 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4824 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4826 * doc/install.texi (*-*-solaris2*): Fix version number and document
4827 requirement on GNU make for building libjava with the Solaris linker.
4829 2016-08-15 Martin Liska <mliska@suse.cz>
4830 Jakub Jelinek <jakub@redhat.com>
4832 PR tree-optimization/72824
4833 * tree-loop-distribution.c (const_with_all_bytes_same)
4834 <case VECTOR_CST>: Fix a typo.
4836 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4839 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4840 Renamed from _mm512_undefined_si512.
4841 (_mm_undefined_si512): New definition.
4843 2016-08-13 Richard Biener <rguenther@suse.de>
4845 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4846 into PHIs and update the lattice for its def.
4848 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4851 * ubsan.c (instrument_si_overflow): Pass true instead of false
4853 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4854 of bbs. Return TODO_cleanup_cfg if any returned true.
4856 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4858 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4859 ISA 3.0 MTVSRDD instruction.
4860 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4863 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4865 PR tree-optimization/71083
4866 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4867 bitfield access when possible.
4869 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4872 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4873 sign-changing cast from a shorter unsigned type to a wider
4876 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4878 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4879 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4880 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4882 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4884 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4885 Correct costs for vec_construct.
4887 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4889 PR tree-optimization/69848
4890 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4891 type CONST_COND_REDUCTION.
4892 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4893 reudction type CONST_COND_REDUCTION.
4895 2016-08-12 Richard Biener <rguenther@suse.de>
4897 PR tree-optimization/57326
4898 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4899 returning an SSA name.
4900 (phi_translate_1): When fully_constant_expression returns a NAME
4901 make sure we have a leader for it.
4903 2016-08-12 Martin Liska <mliska@suse.cz>
4904 Adam Fineman <afineman@afineman.com>
4906 * gcov.c (process_file): Create .gcov file when .gcda
4909 2016-08-12 Marek Polacek <polacek@redhat.com>
4912 * alias.c (find_base_value): Adjust fall through comment.
4913 * cfgexpand.c (expand_debug_expr): Likewise.
4914 * combine.c (find_split_point): Likewise.
4915 (expand_compound_operation): Likewise. Add FALLTHRU.
4916 (make_compound_operation): Adjust fall through comment.
4917 (canon_reg_for_combine): Add FALLTHRU.
4918 (force_to_mode): Adjust fall through comment.
4919 (simplify_shift_const_1): Likewise.
4920 (simplify_comparison): Likewise.
4921 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4923 * config/aarch64/predicates.md: Likewise.
4924 * config/i386/i386.c (function_arg_advance_32): Likewise.
4925 (ix86_gimplify_va_arg): Likewise.
4926 (print_reg): Likewise.
4927 (ix86_print_operand): Likewise.
4928 (ix86_build_const_vector): Likewise.
4929 (ix86_expand_branch): Likewise.
4930 (ix86_sched_init_global): Adjust fall through comment.
4931 (ix86_expand_args_builtin): Add FALLTHRU.
4932 (ix86_expand_builtin): Likewise.
4933 (ix86_expand_vector_init_one_var): Likewise.
4934 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4935 (rs6000_adjust_cost): Likewise.
4936 (insn_must_be_first_in_group): Likewise.
4937 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4938 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4939 * df-scan.c (df_uses_record): Likewise.
4940 * dojump.c (do_jump): Add FALLTHRU.
4941 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4943 (resolve_args_picking_1): Adjust fall through comment.
4944 (loc_list_from_tree_1): Likewise.
4945 * expmed.c (make_tree): Likewise.
4946 * expr.c (expand_expr_real_2): Add FALLTHRU.
4947 (expand_expr_real_1): Likewise. Adjust fall through comment.
4948 * fold-const.c (const_binop): Adjust fall through comment.
4949 (fold_truth_not_expr): Likewise.
4950 (fold_cond_expr_with_comparison): Add FALLTHRU.
4951 (fold_binary_loc): Likewise.
4952 (contains_label_1): Adjust fall through comment.
4953 (multiple_of_p): Likewise.
4954 * gcov-tool.c (process_args): Add FALLTHRU.
4955 * genattrtab.c (check_attr_test): Likewise.
4956 (write_test_expr): Likewise.
4957 * genconfig.c (walk_insn_part): Likewise.
4958 * genpreds.c (validate_exp): Adjust fall through comment.
4959 (needs_variable): Likewise.
4960 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4961 (subst_dup): Likewise.
4962 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4963 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4964 (gimplify_scan_omp_clauses): Add FALLTHRU.
4965 (goa_stabilize_expr): Likewise.
4966 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4968 * hsa-gen.c (get_address_from_value): Likewise.
4969 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4970 * ira.c (ira_setup_alts): Add FALLTHRU.
4971 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4973 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4974 * opts.c (common_handle_option): Likewise.
4975 * read-rtl.c (read_rtx_code): Likewise.
4976 * real.c (round_for_format): Likewise.
4977 * recog.c (asm_operand_ok): Likewise.
4978 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4979 * reload1.c (set_label_offsets): Likewise.
4980 (eliminate_regs_1): Likewise.
4981 (reload_reg_reaches_end_p): Likewise.
4982 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4983 (rtx_cost): Likewise.
4984 * sched-rgn.c (is_exception_free): Likewise.
4985 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4986 * stor-layout.c (int_mode_for_mode): Likewise.
4987 * toplev.c (print_to_asm_out_file): Likewise.
4988 (print_to_stderr): Likewise.
4989 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4990 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4991 (chrec_fold_multiply): Likewise.
4992 (evolution_function_is_invariant_rec_p): Likewise.
4993 (for_each_scev_op): Likewise.
4994 * tree-data-ref.c (siv_subscript_p): Likewise.
4995 (get_references_in_stmt): Likewise.
4996 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4997 (substitute_in_expr): Likewise.
4998 (type_cache_hasher::equal): Likewise.
4999 (walk_type_fields): Likewise.
5000 * var-tracking.c (adjust_mems): Add FALLTHRU.
5001 (set_dv_changed): Adjust fall through comment.
5002 * varasm.c (default_function_section): Add FALLTHRU.
5004 2016-08-12 Marek Polacek <polacek@redhat.com>
5007 * tree-complex.c (expand_complex_division): Add missing break.
5009 2016-08-12 Richard Biener <rguenther@suse.de>
5011 * passes.c (execute_todo): Do not push/pop TV_TODO.
5012 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5013 (execute_one_pass): Likewise.
5014 * common.opt (ftime-report-details): New switch.
5015 * doc/invoke.texi (ftime-report-details): Document.
5016 * timevar.h (timer::print_row): Adjust signature.
5017 (timer::all_zero): New static helper.
5018 (timer::child_map_t): New typedef.
5019 (timer::time_var_def): Add children field.
5020 * timevar.c (timer::named_items::print): Adjust.
5021 (timer::~timer): Free timevar recorded children.
5022 (timer::pop_internal): When -ftime-report-details record
5023 time spent in sub-timevars.
5024 (timer::print_row): Adjust.
5025 (timer::print): Print sub-timevar stats, use all_zero.
5026 * timevar.def (TV_TODO): Remove.
5028 2016-08-12 Richard Biener <rguenther@suse.de>
5030 PR tree-optimization/72851
5031 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5032 worklists to use bitmaps indexed in execution order.
5033 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5034 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5035 (cfg_blocks): Make a bitmap.
5036 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
5038 (cfg_blocks_empty_p): Adjust.
5039 (cfg_blocks_add): Likewise.
5040 (cfg_blocks_get): Likewise.
5041 (add_ssa_edge): Likewise.
5042 (add_control_edge): Likewise.
5043 (simulate_stmt): Likewise.
5044 (process_ssa_edge_worklist): Likewise.
5045 (simulate_block): Likewise.
5046 (ssa_prop_init): Compute PRE order and stmt UIDs.
5047 (ssa_prop_fini): Adjust.
5048 (ssa_propagate): Adjust.
5050 2016-08-12 Richard Biener <rguenther@suse.de>
5052 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
5053 the currently executable edges have fixed ranges. Always
5054 go through update_value_range.
5056 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
5060 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
5061 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
5062 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
5063 (LANG_HOOKS_DECLS): Add it.
5064 * langhooks.h (struct lang_hooks_for_decls): Add
5065 function_decl_defaulted. Const_tree-ify
5066 function_decl_explicit_p and function_decl_deleted_p.
5067 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
5068 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
5069 also at strict DWARF v5.
5072 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
5073 TYPE_QUAL_CONST in reference-typed decls.
5076 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
5077 in DW_OP_pieces, just enough to handle pointers to member
5079 (gen_remaining_tmpl_value_param_die_attribute): Use a location
5080 expression on DWARFv5 if a constant value doesn't work.
5082 2016-08-11 David Malcolm <dmalcolm@redhat.com>
5084 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
5085 * selftest.c (selftest::test_assertions): New function.
5086 (selftest::selftest_c_tests): New function.
5087 * selftest.h (selftest::selftest_c_tests): New declaration.
5089 2016-08-11 Richard Biener <rguenther@suse.de>
5090 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5092 PR rtl-optimization/72855
5093 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
5095 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5098 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
5099 (vsx_store_<mode>): Likewise.
5101 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5103 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
5104 TImode CONST_WIDE_INT store.
5105 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
5107 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5109 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
5110 mode if unaligned SSE load and store are optimal.
5112 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5114 PR tree-optimization/71083
5115 * tree-predcom.c (ref_at_iteration): Correctly align the
5118 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5120 * config/s390/s390-builtin-types.def: Add INT128 types.
5121 * config/s390/s390-builtins.def: Add INT128 variants for the add
5122 sub low-level builtins dealing with TImode.
5123 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
5124 via subreg when expanding a builtin.
5125 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
5126 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
5128 * config/s390/vecintrin.h: Adjust builtin names accordingly.
5129 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
5130 ("vec_addc<mode>", "vec_addc_u128"): Merge to
5131 "vacc<bhfgq>_<mode>".
5132 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
5133 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
5134 ("vec_subc<mode>", "vec_subc_u128"): Merge to
5135 "vscbi<bhfgq>_<mode>".
5136 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
5137 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
5139 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5141 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
5143 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5145 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
5147 (vcond<v_cmp_mixed><mode>): Ditto.
5148 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5150 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5152 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
5153 variable explicitly, also assert on it before use.
5155 2016-08-11 Richard Biener <rguenther@suse.de>
5157 PR tree-optimization/72772
5158 * cfgloopmanip.c (create_preheader): Use split_edge if there
5159 is a single loop entry, avoiding degenerate PHIs.
5161 2016-08-11 Richard Biener <rguenther@suse.de>
5163 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
5164 unconditional TODO_cleanup_cfg.
5165 (pass_thread_jumps::execute): Initialize loops, perform a CFG
5166 cleanup only if we threaded a jump.
5168 2016-08-11 Alan Modra <amodra@gmail.com>
5171 * lra-constraints.c (simplify_operand_subreg): Allow subreg
5172 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
5173 slow. Emit two reloads for slow mem case, first loading in
5174 fast innermode, then converting to required mode.
5176 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5178 * config/rs6000/altivec.h (vec_extract_exp): New macro.
5179 (vec_extract_sig): New macro.
5180 (vec_insert_exp): New macro.
5181 (vec_test_data_class): New macro.
5182 (scalar_extract_exp): New macro.
5183 (scalar_extract_sig): New macro.
5184 (scalar_insert_exp): New macro.
5185 (scalar_test_data_class): New macro.
5186 (scalar_test_neg): New macro.
5187 (scalar_cmp_exp_gt): New macro.
5188 (scalar_cmp_exp_lt): New macro.
5189 (scalar_cmp_exp_eq): New macro.
5190 (scalar_cmp_exp_unordered): New macro.
5191 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
5192 to enforce constraint that operand is a 7-bit unsigned literal.
5193 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
5194 for power9 built-ins.
5195 (BU_P9V_VSX_2): Likewise.
5196 (BU_P9V_64BIT_VSX_2): Likewise.
5197 (VSEEDP): Add scalar extract exponent support.
5198 (VSEESP): Add scalar extract signature support.
5199 (VSTDCNDP): Add scalar test negative support.
5200 (VSTDCNSP): Likewise.
5201 (VSIEDP): Add scalar insert exponent support.
5202 (VSCEDPGT): Add scalar compare exponent greater than support.
5203 (VSCEDPLT): Add scalar compare exponent less than support.
5204 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
5205 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
5206 (VSTDCDP): Add scalar test data class support.
5207 (VSTDCSP): Likewise.
5208 (VSEEDP): Add overload support for scalar extract exponent
5210 (VSESDP): Add overload support for scalar extract signature
5212 (VSTDCN): Add overload support for scalar test negative
5214 (VSTDCNDP): Add overload support for scalar test negative
5216 (VSTDCNSP): Add overload support for scalar test negative
5218 (VSIEDP): Add overload support for scalar insert exponent
5220 (VSTDC): Add overload support for scalar test data class
5222 (VSTDCDP): Add overload support for scalar test data class
5224 (VSTDCSP): Add overload support for scalar test data class
5226 (VSCEDPGT): Add overload support for scalar compare exponent
5227 greater than operation.
5228 (VSCEDPLT): Add overload support for scalar compare exponent
5229 less than operation.
5230 (VSCEDPEQ): Add overload support for scalar compare exponent
5231 test-for-equality operation.
5232 (VSCEDPUO): Add overload support for scalar compare exponent
5233 test-for-unordered operation.
5234 (VEEDP): Add vector extract exponent support.
5236 (VESDP): Add vector extract significand support.
5238 (VIEDP): Add vector insert exponent support.
5240 (VTDCDP): Add vector test data class support.
5242 (VES): Add overload support for vector extract significand operation.
5245 (VEE): Add overload support for vector extract exponent operation.
5248 (VTDC): Add overload support for vector test data class operation.
5251 (VIE): Add overload support for vector insert exponent operation.
5254 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5255 overloaded binary floating point functions.
5256 (altivec_resolve_overloaded_builtin): Improve error messages to
5257 distinguish between functions not supported in the current
5258 compiler configuration and functions that were invoked with an
5259 invalid parameter combination, and include the built-in function
5260 name in both error messages.
5261 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5263 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5265 (rs6000_expand_binop_builtin): Add check to enforce that argument
5266 2 of the test data class operations is a 7-bit unsigned literal.
5267 (rs6000_invalid_builtin): Add code to issue an error message if a
5268 built-in function that requires the power9_vector and -m32
5269 command-line options is compiled without these options.
5270 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5271 (UNSPEC_VSX_SXSIGDP): New value.
5272 (UNSPEC_VSX_SXSIGPDP): New value.
5273 (UNSPEC_VSX_SIEXPDP): New value.
5274 (UNSPEC_VSX_SCMPEXPDP): New value.
5275 (UNSPEC_VSX_STSTDC): New value.
5276 (UNSPEC_VSX_VXEXP): New value.
5277 (UNSPEC_VSX_VXSIG): New value.
5278 (UNSPEC_VSX_VIEXP): New value.
5279 (UNSPEC_VSX_VTSTDC): New value.
5280 (xsxexpdp): New insn for scalar extract exponent.
5281 (xsxsigdp): New insn for scalar extract significand.
5282 (xsiexpdp): New insn for scalar insert exponent.
5283 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5284 (*xscmpexpdp): New insn for scalar compare exponents.
5285 (xststdc<Fvsx): New expansion for both single- and
5286 double-precision scalar test data class operations.
5287 (xststdcneg<Fvsx>): New expansion for both single- and
5288 double-precision scalar test for negative value operations.
5289 (*xststdc<Fvsx>): New insn for scalar test data class
5291 (xvxexp<VSs>): New insn for single- and double-precision
5292 vector extract exponent operation.
5293 (xvxsig<VSs>): New insn for single- and double-precision
5294 vector extract significand operation.
5295 (xviexp<VSs>): New insn for single- and double-precision
5296 vector insert exponent operation.
5297 (xvtstdc<VSs>): New insn for single- and double-precision
5298 vector test data class operation.
5299 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5300 built-in functions to represent the Power9 binary floating-point
5301 support instructions.
5303 2016-08-10 bin cheng <bin.cheng@arm.com>
5305 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5307 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5308 Renlin Li <renlin.li@arm.com>
5309 Bin Cheng <bin.cheng@arm.com>
5311 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5312 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5313 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5314 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5315 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5316 (vcond<v_cmp_result><mode>): Ditto.
5317 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5318 (vcondu<mode><mode>): Ditto.
5319 (vcond<v_cmp_mixed><mode>): New pattern.
5320 (vcondu<mode><v_cmp_mixed>): New pattern.
5321 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5322 of aarch64_vcond_internal.
5324 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5325 Renlin Li <renlin.li@arm.com>
5326 Bin Cheng <bin.cheng@arm.com>
5328 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5329 (vec_cmp<mode><v_cmp_result>): New pattern.
5330 (vec_cmpu<mode><mode>): New pattern.
5331 (vcond_mask_<mode><v_cmp_result>): New pattern.
5333 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5335 PR tree-optimization/71734
5336 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5337 REF_LOOP, invoke ref_indep_loop_p_1.
5338 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5339 to ref_indep_loop_p.
5340 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5341 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5342 is inside LOOP, do not cache dpendence value for loops with
5344 (ref_indep_loop_p_2): Delete function.
5345 (can_sm_ref_p): Pass LOOP as additional argument to
5348 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5351 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5352 being an offsettable address.
5354 2016-08-10 Martin Liska <mliska@suse.cz>
5356 PR gcov-profile/58306
5357 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5358 atomic variants of profile update functions.
5360 2016-08-10 Martin Liska <mliska@suse.cz>
5362 Cherry picked (and modified) from google-4_7 branch
5363 2012-12-26 Rong Xu <xur@google.com>
5364 * common.opt (fprofile-update): Add new flag.
5365 * coretypes.h: Define enum profile_update.
5366 * doc/invoke.texi: Document -fprofile-update.
5367 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5368 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5369 * tree-profile.c (gimple_init_edge_profiler): Generate
5370 also atomic profiler update.
5371 (gimple_gen_edge_profiler): Likewise.
5373 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5375 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5376 stack_usage_file to NULL after fclose calls.
5378 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5381 * reload.c (push_reload): Compute subreg_in_class for
5382 subregs of constants and plus expressions. Remove special
5383 handling of SYMBOL_REFs.
5385 2016-08-10 Alan Modra <amodra@gmail.com>
5388 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5389 SImode for TARGET_E500_DOUBLE when given SImode.
5391 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5393 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5394 unused variable __O.
5396 2016-08-09 Martin Liska <mliska@suse.cz>
5398 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5399 _gcov_reset to __gcov_reset.
5400 * doc/gcov-tool.texi: Fix typo.
5402 2016-08-09 Martin Liska <mliska@suse.cz>
5404 * value-prof.c (gimple_divmod_values_to_profile): Do not
5405 instrument MOD histogram if a value is not a SSA name.
5407 2016-08-09 Martin Liska <mliska@suse.cz>
5409 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5412 2016-08-09 Renlin Li <renlin.li@arm.com>
5415 * calls.c (prepare_call_address): Convert funexp to Pmode when
5417 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5418 (sibcall_value): Likewise.
5420 2016-08-09 Marek Polacek <polacek@redhat.com>
5423 * cselib.c (cselib_expand_value_rtx_1): Add return.
5424 * gengtype.c (dbgprint_count_type_at): Likewise.
5425 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5426 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5428 2016-08-09 Martin Jambor <mjambor@suse.cz>
5431 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5432 if instance is a MEM_REF.
5434 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/i386.md (*movtf_internal): Use
5438 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5439 in the insn constraint.
5440 (*movxf_internal): Ditto.
5441 (*movdf_internal): Ditto.
5442 (*movsf_internal): Ditto.
5444 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5446 PR tree-optimization/72772
5447 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5450 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5452 PR tree-optimization/72772
5453 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5455 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5456 parameter STOP and update calls. Move expand_simple_operations
5457 function call from here...
5458 (simplify_using_initial_conditions): ...to here. Delete parameter
5460 (tree_simplify_using_condition): Delete parameter STOP.
5461 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5462 simplify_using_initial_conditions.
5464 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5467 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5468 Use create_tmp_var_raw instead of create_tmp_var.
5470 2016-08-09 Richard Biener <rguenther@suse.de>
5472 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5473 Treat same SSA names related.
5475 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5477 PR tree-optimization/72824
5478 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5479 real_zerop is not negative.
5481 2016-08-09 Richard Biener <rguenther@suse.de>
5483 PR tree-optimization/71802
5484 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5485 all merge opportunities with the predecessor.
5487 2016-08-09 Richard Biener <rguenther@suse.de>
5490 * ipa-prop.c (ipa_modify_formal_parameters): Build
5491 parameter types with natural alignment also for the
5494 2016-08-08 Andi Kleen <ak@linux.intel.com>
5496 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5498 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5501 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5502 do-nothing langhook.
5503 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5504 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5505 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5506 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5508 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5511 * input.c: Ensure that HAVE_ICONV is defined.
5513 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5516 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5517 private vars for lastprivate and for linear iterator.
5520 * omp-simd-clone.c: Include varasm.h.
5521 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5522 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5523 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5524 update function name.
5526 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5528 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5529 (avr_diagnose_devicespecs_error): Remove.
5530 (avr_devicespecs_file): Remove composing absolute path for specfile
5531 and its verbose info. Remove conditions to check specs-file,
5533 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5535 PR rtl-optimization/72821
5536 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5537 just return false for them.
5539 2016-08-08 Alan Modra <amodra@gmail.com>
5542 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5543 toc refs created during reload. Update function comment.
5545 2016-08-08 Alan Modra <amodra@gmail.com>
5548 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5549 alternatives. Put loads first, then stores, and reg/reg moves
5550 within same class later. Delete attr length.
5552 2016-08-08 Alan Modra <amodra@gmail.com>
5555 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5556 (mem_operand_ds_form): New predicate.
5557 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5558 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5559 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5560 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5561 (extendsfdf2_fpr): Replace o constraint with wY.
5563 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5565 * tree-ssa-threadbackward.c: Include tree-inline.h
5566 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5567 size of copied block; for cold paths reduce duplication.
5568 (find_jump_threads_backwards): Remove redundant tests.
5569 (pass_thread_jumps::gate): Enable for -Os.
5571 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5574 * stor-layout.c (layout_decl): Fix up formatting.
5575 (relayout_decl): Allow DECL to be FIELD_DECL.
5577 2016-08-07 Alan Modra <amodra@gmail.com>
5579 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5581 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5583 * data-streamer-in.c (streamer_read_wide_int): New.
5584 (streamer_read_widest_int): Renamed function.
5585 * data-streamer-out.c (streamer_write_wide_int): New
5586 (streamer_write_widest_int): Renamed function.
5587 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5589 (input_cfg): Call renamed function.
5590 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5592 (output_cfg): Call renamed function.
5593 * data-streamer.h: Add declarations.
5595 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5597 * tree-ssa-ccp.c (extend_mask): New param sgn.
5598 Remove ORing with wi::mask.
5599 (get_default_value): Adjust call to extend_mask to pass sign.
5600 (evaluate_stmt): Likewise.
5602 2016-08-06 Jakub Jelinek <jakub@redhat.com>
5604 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
5607 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5609 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
5610 transform if operand's type is pointer to function or method.
5612 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5614 PR tree-optimization/18046
5615 * tree-ssa-threadedge.c: Include cfganal.h.
5616 (simplify_control_statement_condition): If simplifying a
5617 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
5618 with the dominating ASSERT_EXPR before handing it off to VRP.
5619 Mention that a CASE_LABEL_EXPR may be returned.
5620 (thread_around_empty_blocks): Adjust to handle
5621 simplify_control_statement_condition() returning a
5623 (thread_through_normal_block): Likewise.
5624 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
5625 a switch statement by trying to determine which case label
5628 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
5630 PR rtl-optimization/69847
5631 * lra-constraints.c (process_invariant_for_inheritance): Save
5632 pattern instead of src.
5633 (remove_inheritance_pseudos): Use the pattern. Add assert.
5635 2016-08-05 David Malcolm <dmalcolm@redhat.com>
5637 * input.c (string_concat::string_concat): New constructor.
5638 (string_concat_db::string_concat_db): New constructor.
5639 (string_concat_db::record_string_concatenation): New method.
5640 (string_concat_db::get_string_concatenation): New method.
5641 (string_concat_db::get_key_loc): New method.
5642 (class auto_cpp_string_vec): New class.
5643 (get_substring_ranges_for_loc): New function.
5644 (get_source_range_for_substring): New function.
5645 (get_num_source_ranges_for_substring): New function.
5646 (class selftest::lexer_test_options): New class.
5647 (struct selftest::lexer_test): New struct.
5648 (class selftest::ebcdic_execution_charset): New class.
5649 (selftest::ebcdic_execution_charset::s_singleton): New variable.
5650 (selftest::lexer_test::lexer_test): New constructor.
5651 (selftest::lexer_test::~lexer_test): New destructor.
5652 (selftest::lexer_test::get_token): New method.
5653 (selftest::assert_char_at_range): New function.
5654 (ASSERT_CHAR_AT_RANGE): New macro.
5655 (selftest::assert_num_substring_ranges): New function.
5656 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
5657 (selftest::assert_has_no_substring_ranges): New function.
5658 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
5659 (selftest::test_lexer_string_locations_simple): New function.
5660 (selftest::test_lexer_string_locations_ebcdic): New function.
5661 (selftest::test_lexer_string_locations_hex): New function.
5662 (selftest::test_lexer_string_locations_oct): New function.
5663 (selftest::test_lexer_string_locations_letter_escape_1): New function.
5664 (selftest::test_lexer_string_locations_letter_escape_2): New function.
5665 (selftest::test_lexer_string_locations_ucn4): New function.
5666 (selftest::test_lexer_string_locations_ucn8): New function.
5667 (selftest::uint32_from_big_endian): New function.
5668 (selftest::test_lexer_string_locations_wide_string): New function.
5669 (selftest::uint16_from_big_endian): New function.
5670 (selftest::test_lexer_string_locations_string16): New function.
5671 (selftest::test_lexer_string_locations_string32): New function.
5672 (selftest::test_lexer_string_locations_u8): New function.
5673 (selftest::test_lexer_string_locations_utf8_source): New function.
5674 (selftest::test_lexer_string_locations_concatenation_1): New
5676 (selftest::test_lexer_string_locations_concatenation_2): New
5678 (selftest::test_lexer_string_locations_concatenation_3): New
5680 (selftest::test_lexer_string_locations_macro): New function.
5681 (selftest::test_lexer_string_locations_stringified_macro_argument):
5683 (selftest::test_lexer_string_locations_non_string): New function.
5684 (selftest::test_lexer_string_locations_long_line): New function.
5685 (selftest::test_lexer_char_constants): New function.
5686 (selftest::input_c_tests): Call the new test functions once per
5687 case within the line_table test matrix.
5688 * input.h (struct string_concat): New struct.
5689 (struct location_hash): New struct.
5690 (class string_concat_db): New class.
5691 * substring-locations.h: New header.
5693 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5695 PR tree-optimization/72810
5696 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
5697 the type of the case labels when truncating.
5699 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
5702 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
5703 (aarch64_fp16_ptr_type_node): Likewise.
5704 * config/aarch64/aarch64-simd-builtins.c
5705 (aarch64_fp16_ptr_type_node): Define.
5706 (aarch64_init_fp16_types): New, refactored out of...
5707 (aarch64_init_builtins): ...here, update to call
5708 aarch64_init_fp16_types.
5709 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
5711 (aapcs_vfp_sub_candidate): Likewise.
5713 2016-08-05 Martin Liska <mliska@suse.cz>
5714 Joshua Cranmer <Pidgeot18@gmail.com>
5716 * gcov.c (line_t::has_block): New function.
5717 (enum loop_type): New enum.
5718 (handle_cycle): New function.
5719 (unblock): Likewise.
5720 (circuit): Likewise.
5721 (get_cycles_count): Likewise.
5722 (accumulate_line_counts): Use new loop detection algorithm.
5724 2016-08-05 Martin Liska <mliska@suse.cz>
5726 * gcov.c (output_intermediate_file): Rename
5727 function_info::line_next to next_file_fn.
5728 (process_file): Likewise.
5729 (read_graph_file): Likewise.
5730 (accumulate_line_counts): Likewise.
5731 (output_lines): Likewise.
5733 2016-08-05 Richard Biener <rguenther@suse.de>
5735 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
5736 restriction on threading to a loop header.
5738 2016-08-05 Richard Biener <rguenther@suse.de>
5740 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
5741 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
5742 adjust loop info accordingly.
5744 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
5746 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
5747 before folding call to __builtin_constant_p with parameters to false.
5749 2016-08-05 Alan Modra <amodra@gmail.com>
5751 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
5752 code accidentally committed 2016-05-02 providing class when given
5755 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5757 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
5758 the case label ranges that partially overlap with OP's value
5761 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
5765 Cast builtin function result to __mmask16 instead of __mmask8.
5766 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5767 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
5768 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5770 2016-08-04 David Malcolm <dmalcolm@redhat.com>
5772 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
5773 (ASSERT_TRUE_AT): New macro.
5774 (ASSERT_FALSE): Reimplement in terms of...
5775 (ASSERT_FALSE_AT): New macro.
5776 (ASSERT_STREQ_AT): Fix typo in comment.
5778 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5780 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
5781 labels are exhaustive, designate the label with the widest
5782 range to be the default label.
5784 2016-08-04 Andrew Pinski <apinski@cavium.com>
5786 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5787 (thunderx_tunings): Use thunderx_vector_cost instead of
5788 generic_vector_cost.
5790 2016-08-04 Martin Liska <mliska@suse.cz>
5792 * gcov.c (main): Fix GNU coding style.
5793 (output_intermediate_file): Likewise.
5794 (process_file): Likewise.
5795 (generate_results): Likewise.
5796 (release_structures): Likewise.
5797 (create_file_names): Likewise.
5798 (find_source): Likewise.
5799 (read_graph_file): Likewise.
5800 (find_exception_blocks): Likewise.
5801 (canonicalize_name): Likewise.
5802 (make_gcov_file_name): Likewise.
5803 (mangle_name): Likewise.
5804 (accumulate_line_counts): Likewise.
5805 (output_branch_count): Likewise.
5806 (read_line): Likewise.
5808 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5810 PR rtl-optimization/71779
5811 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5812 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5813 or if it was truncated.
5815 PR rtl-optimization/70903
5816 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5818 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5820 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5821 accessing SSA_NAME_PTR_INFO.
5823 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5826 * common/config/avr/avr-common.c (avr_option_optimization_table)
5827 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5829 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5832 * config/avr/avr.md: New pattern to work around do_store_flag
5833 generating shift instructions for bit extractions.
5835 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5837 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5839 (add_equivalence): Likewise.
5840 (get_value_range): Allocate value range with vrp_value_range_pool.
5841 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5842 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5844 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5846 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5847 the default for the rs6000 port.
5849 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5852 * calls.c (special_function_p): Remove special handling of
5853 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5854 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5855 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5857 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5860 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5861 Don't stop on regular insns.
5863 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5865 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5866 size to DImode boundary.
5867 (nvptx_propagate): Likewise.
5869 2016-08-03 Alan Modra <amodra@gmail.com>
5871 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5872 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5873 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5874 from -mefficient-unaligned-vector. Note that this affects fp too.
5876 2016-08-03 Alan Modra <amodra@gmail.com>
5878 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5881 2016-08-03 Alan Modra <amodra@gmail.com>
5883 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5884 to a reg. Localize vars.
5886 2016-08-03 Alan Modra <amodra@gmail.com>
5888 * config/rs6000/rs6000.opt: Remove negatives from help strings
5891 2016-08-03 Alan Modra <amodra@gmail.com>
5893 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5894 Delete duplicated code.
5896 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5899 * lra-spills.c (regno_in_use_p): New.
5900 (lra_final_code_change): Use it.
5902 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5904 PR rtl-optimization/69847
5905 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5907 (lra_rtx_hash): New.
5908 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5910 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5911 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5912 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5913 next insn is USE with the same reg as the current insn source.
5914 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5916 (lra_constraints_init): Call initiate_invariants.
5917 (lra_constraints_finish): Call finish_invariants.
5918 (struct invariant, invariant_t, invariant_ptr_t): New.
5919 (const_invariant_ptr_t, invariants, invariants_pool): New.
5920 (invariant_table, invariant_hash, invariant_eq_p): New.
5921 (insert_invariant, initiate_invariants, finish_invariants): New.
5922 (clear_invariants, invalid_invariant_regs): New.
5923 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5924 instead of restore_regno.
5925 (invariant_p, process_invariant_for_inheritance): New.
5926 (inherit_in_ebb): Implement invariant inheritance.
5927 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5928 (remove_inheritance_pseudos): Implement undoing invariant
5930 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5931 instead of restore_regno.
5932 * lra-assigns.c (regno_live_length): New.
5933 (reload_pseudo_compare_func): Use regno_live_length.
5934 (assign_by_spills): Use restore_rtx instead of restore_regno.
5935 (lra_assign): Ditto. Initiate regno_live_length.
5937 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5939 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5940 __builtin_aarch64_fmindf.
5942 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5944 PR tree-optimization/34114
5945 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5946 information for more control IVs.
5948 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5950 PR tree-optimization/34114
5951 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5952 PLUS_EXPR case. Handle SSA_NAME case.
5954 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5956 * config/aarch64/aarch64-simd-builtins.def
5957 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5958 (__builtin_aarch64_fmaxdf): Likewise.
5959 (__builtin_aarch64_smin_nandf): Likewise.
5960 (__builtin_aarch64_smax_nandf): Likewise.
5961 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5962 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5963 (<fmaxmin><mode>3): ...this.
5964 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5965 (vminnm_f64): Likewise.
5966 (vmin_f64): Likewise.
5967 (vmax_f64): Likewise.
5968 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5969 (FMAXMIN_UNS): ...this.
5970 (fmaxmin): Merged with
5971 (fmaxmin_op): ...this...
5972 (maxmin_uns_op): ...in to this.
5974 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5976 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5977 Add support for vec_extract on vector float, vector int, vector
5978 short, and vector char vector types.
5979 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5980 vector float, vector int, vector short, and vector char
5981 optimizations on 64-bit ISA 2.07 systems for both constant and
5982 variable element numbers.
5983 (rs6000_split_vec_extract_var): Likewise.
5984 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5985 Altivec registers on ISA 2.07 and above.
5986 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5987 which never was matched due to the split occuring before register
5988 allocation (and the code would not have worked on little endian
5989 systems if it did match). Allow extracts to go to the Altivec
5990 registers if ISA 2.07 (power8). Change from using "" around the
5991 C++ code to using {}'s.
5992 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5993 vec_extracts when the vector is in memory.
5994 (vsx_extract_v4sf_var): New insn to optimize vector float
5995 vec_extracts when the element number is variable on 64-bit ISA
5997 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5998 for 64-bit ISA 2.07 as well as ISA 3.0.
5999 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6000 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6001 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6002 optimize vector int, vector short, and vector char vec_extracts
6003 when the vector is in memory.
6004 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6005 optimize vector int, vector short, and vector char vec_extracts
6006 when the element number is variable.
6008 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6011 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6012 does not overlap with other symbol flags.
6014 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6016 * config/aarch64/aarch64.h (aarch64_frame):
6017 Remove padding0 and hardfp_offset. Add locals_offset,
6018 initial_adjust, callee_adjust, callee_offset and final_adjust.
6019 * config/aarch64/aarch64.c (aarch64_layout_frame):
6020 Remove unused padding0 and hardfp_offset initializations.
6021 Choose frame layout and set frame variables accordingly.
6022 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6023 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6024 (aarch64_pop_regs): Likewise.
6025 (aarch64_expand_prologue): Remove all decision code, just emit
6026 prolog according to frame variables.
6027 (aarch64_expand_epilogue): Remove all decision code, just emit
6028 epilog according to frame variables.
6029 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6031 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6034 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6035 fix_debug_reg_uses after changing source register mode to
6036 V1TImode if source register is undefined.
6038 2015-08-01 Alan Hayward <alan.hayward@arm.com>
6040 PR tree-optimization/71818
6041 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
6042 with non invariant evolutions
6044 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6047 * config/avr/avr.md (length) [branch]: Correct insn length
6048 attribute for forward branches.
6050 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6052 * doc/extend.texi (AVR Built-in Functions): Document
6054 * config/avr/builtins.def (NOPS): New.
6055 * config/avr/avr.c (avr_expand_nops): New static function.
6056 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
6058 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6060 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
6061 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
6064 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
6066 * config/aarch64/aarch64.c (vulcan_tunings): Update
6067 vulcan L1 cache_line_size.
6069 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6071 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
6072 function that takes a vector memory address, a hard register, an
6073 element number and a temporary base register, and recreates an
6074 address that points to the appropriate element within the vector.
6075 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
6076 (rs6000_split_vec_extract_var): Add support for the target of a
6077 vec_extract with variable element number being a scalar memory
6079 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
6081 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
6082 vsx_extract_<mode>_load insn with a new insn that optimizes
6083 storing either element to a memory location, using scratch
6084 registers to pick apart the vector and reconstruct the address.
6085 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
6086 (vsx_extract_<mode>_store): Rework alternatives to more correctly
6087 support Altivec registers. Add support for ISA 3.0 Altivec d-form
6089 (vsx_extract_<mode>_var): Add support for extracting a variable
6090 element number from memory.
6092 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6094 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
6095 when testing for compares against constants of the form 0xabab.
6097 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6099 PR tree-optimization/57558
6100 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
6102 (vect_loop_versioning): Support versioning with niter assumptions.
6103 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
6104 (vect_get_loop_niters): New parameter. Reimplement to support
6105 assumptions in loop niter info.
6106 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
6107 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
6108 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
6109 Support loop versioning for niters.
6110 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
6111 (vect_free_loop_info_assumptions): New function.
6112 (vectorize_loops): Free loop niter info for loops with flag
6113 LOOP_F_ASSUMPTIONS set if vectorization failed.
6114 * tree-vectorizer.h (struct _loop_vec_info): New field
6115 num_iters_assumptions.
6116 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
6117 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
6118 (LOOP_REQUIRES_VERSIONING): New macro.
6119 (vect_free_loop_info_assumptions): New decl.
6121 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6123 * cfgloop.h (struct loop): New field constraints.
6124 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
6125 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
6127 * cfgloop.c (alloc_loop): Initialize new field.
6128 * cfgloopmanip.c (copy_loop_info): Copy constraints.
6129 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
6130 Adjust niter analysis wrto loop constraints.
6131 * doc/loop.texi (@node Number of iterations): Add description for loop
6134 2016-07-29 Marek Polacek <polacek@redhat.com>
6137 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
6138 (ix86_expand_round_builtin): Likewise.
6140 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
6141 Georg-Johann Lay <avr@gjlay.de>
6143 PR rtl-optimization/71976
6144 * combine.c (get_last_value): Return 0 if the argument for which
6145 the function is called has a wider mode than the recorded value.
6147 2016-07-29 Marek Polacek <polacek@redhat.com>
6150 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
6151 (altivec_expand_st_builtin): Likewise.
6153 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6155 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
6156 introduced in r238381.
6158 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6161 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
6162 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
6164 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
6166 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
6168 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6169 Add support for vec_extract of vector double or vector long having
6170 a variable element number on 64-bit ISA 2.07 systems or newer.
6171 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
6173 (rs6000_split_vec_extract_var): New function to split a
6174 vec_extract built-in function with variable element number.
6175 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
6177 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
6178 (UNSPEC_VSX_EXTRACT): Likewise.
6179 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
6180 direct move instructions to be generated on 64-bit ISA 2.07
6181 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
6183 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
6184 arguments for vec_extract variable element.
6185 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
6186 vec_extract with variable element on V2DFmode and V2DImode
6188 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
6189 -mupper-regs-df requirement, since it isn't needed.
6190 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
6191 do direct moves on 64-bit systems, which allows optimization of
6192 vec_extract on 64-bit ISA 2.07 systems and newer.
6194 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6195 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6197 * config/aarch64/aarch64.md
6198 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
6200 (<optab>qihi2_aarch64): Likewise, and split into two.
6201 (extendqihi2_aarch64): New.
6202 (zero_extendqihi2_aarch64): New.
6203 * config/aarch64/iterators.md (ldrxt): Remove.
6204 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
6207 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6209 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
6211 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6213 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
6214 (aarch64_push_reg): New function to push 1 or 2 registers.
6215 (aarch64_pop_reg): New function to pop 1 or 2 registers.
6216 (aarch64_expand_prologue): Use aarch64_push_regs.
6217 (aarch64_expand_epilogue): Use aarch64_pop_regs.
6219 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
6221 PR tree-optimization/71734
6222 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
6223 attribute instead of REF_LOOP and use it.
6224 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
6225 set it for Loops having non-zero safelen attribute.
6226 (ref_indep_loop_p): Pass zero as initial value for safelen.
6228 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
6232 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6233 call using chkp_gimple_call_builtin_p.
6234 (chkp_copy_bounds_for_assign): Likewise.
6236 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6238 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6239 * config/arm/arm-protos.h (struct tune_params): Likewise.
6240 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6241 (cortex_a9_sched_adjust_cost): Likewise.
6242 (fa726te_sched_adjust_cost): Likewise.
6243 (arm_adjust_cost): Likewise.
6244 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6245 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6246 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6247 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6248 * config/ia64/ia64.c: Likewise.
6249 * config/m68k/m68k.c: Likewise.
6250 * config/mep/mep.c (mep_adjust_cost): Likewise.
6251 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6253 * config/mips/mips.c (mips_adjust_cost): Likewise.
6254 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6256 * config/pa/pa.c (pa_adjust_cost): Likewise.
6257 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6258 (rs6000_debug_adjust_cost): Likewise.
6259 * config/sh/sh.c (sh_adjust_cost): Likewise.
6260 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6261 (hypersparc_adjust_cost): Likewise.
6262 (sparc_adjust_cost): Likewise.
6263 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6264 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6265 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6267 * config/visium/visium.c (visium_adjust_cost): Likewise.
6268 * doc/tm.texi: Regenerate.
6269 * haifa-sched.c (dep_cost_1): Adjust.
6270 * target.def: Merge adjust_cost and adjust_cost_2.
6272 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6274 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6276 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6278 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6279 (extract_mentioned_regs): Append to a vector instead of
6280 returning a rtx_expr_list.
6281 (st_expr_entry): Adjust.
6282 (free_st_expr_entry): Likewise.
6283 (store_ops_ok): Likewise.
6284 (store_killed_in_insn): Likewise.
6285 (find_moveable_store): Likewise.
6287 2016-07-28 Martin Liska <mliska@suse.cz>
6289 PR gcov-profile/68025
6290 * tree-profile.c (tree_profiling): Respect
6291 no_profile_instrument_function attribute.
6292 * doc/extend.texi: Document no_profile_instrument_function
6295 2016-07-28 Martin Liska <mliska@suse.cz>
6297 PR rtl-optimization/70944
6298 * combine.c (make_compound_operation):
6299 Do not allow make_compound_operation for vector mode
6301 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6304 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6305 before calling get_ops.
6307 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6309 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6310 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6311 (BITS_PER_UNIT_LOG): Remove.
6312 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6313 * expr.c (expand_assignment): Likewise.
6314 * stor-layout.c (initialize_sizetypes): Likewise.
6316 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6318 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6319 signature of rs6000_expand_vector_extract so that the element
6320 number is a RTX instead of a constant integer.
6321 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6323 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6324 (altivec_expand_vec_ext_builtin): Likewise.
6325 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6326 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6327 MFVSRLD instruction.
6329 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6331 * input.c (get_pure_location): Move here from tree.c.
6332 (make_location): Likewise. Add header comment.
6333 (selftest::test_accessing_ordinary_linemaps): Verify
6334 pure_location_p, make_location, get_location_from_adhoc_loc and
6336 * input.h (get_pure_location): Move declaration here from tree.h.
6337 (get_finish): Likewise for inline function.
6338 (make_location): Likewise for declaration.
6339 * tree.c (get_pure_location): Move to input.c.
6340 (make_location): Likewise.
6341 * tree.h (get_pure_location): Move declaration to tree.h.
6342 (get_finish): Likewise for inline function.
6343 (make_location): Likewise for declaration.
6345 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6348 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6350 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6352 * system.h (STATIC_ASSERT): Use static_assert if building
6355 2016-07-27 Richard Biener <rguenther@suse.de>
6357 PR tree-optimization/72517
6358 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6359 Revert change to not compute read-read dependences.
6361 2016-07-27 Richard Biener <rguenther@suse.de>
6363 * predict.c (set_even_probabilities): Make nedges unsigned.
6365 2016-07-27 Martin Liska <mliska@suse.cz>
6367 * predict.c (set_even_probabilities): Handle unlikely edges.
6368 (combine_predictions_for_bb): Likewise.
6370 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6373 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6374 __float128 support when we don't have hardware support, so that
6375 the IEEE built-in functions like isgreater, first call __unordkf3
6376 to make sure neither operand is a NaN, and if both operands are
6377 ordered, do the normal comparison.
6379 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6381 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6383 (extract_code_and_val_from_cond_with_ops): Verify that name is
6384 either cond_op0 or cond_op1.
6386 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6388 PR tree-optimization/18046
6389 * genmodes.c (emit_mode_size_inline): Emit an assert that
6390 verifies that mode is a valid array index.
6391 (emit_mode_nuinits_inline): Likewise.
6392 (emit_mode_inner_inline): Likewise.
6393 (emit_mode_unit_size_inline): Likewise.
6394 (emit_mode_unit_precision_inline): Likewise.
6395 * tree-vrp.c: Include params.h.
6396 (find_switch_asserts): Register edge assertions for the default
6397 label which correspond to the anti-ranges of each case label.
6398 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6399 * doc/invoke.texi: Document it.
6401 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6403 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6404 and unnecessary call to gimple_bb.
6406 2016-07-26 Richard Biener <rguenther@suse.de>
6408 PR rtl-optimization/71984
6409 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6412 2016-07-26 Richard Biener <rguenther@suse.de>
6415 * expmed.c (extract_bit_field_1): Constrain the vector mode
6416 with element size matching the extraction mode size when
6417 choosing a better vector mode to do the extraction from.
6419 2016-07-26 Richard Biener <rguenther@suse.de>
6420 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6423 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6426 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6428 * tree-ssa-structalias.c (struct scc_info): Change types of
6429 members to auto_sbitmap and auto_vec.
6430 (scc_info::scc_info): New constructor.
6431 (scc_info::~scc_info): New destructor.
6432 (init_scc_info): Remove.
6433 (free_scc_info): Remove.
6434 (find_indirect_cycles): Adjust.
6435 (perform_var_substitution): Likewise.
6436 (free_var_substitution_info): Likewise.
6438 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6440 * tree-outof-ssa.c (struct elim_graph): Change type of members
6441 to auto_vec and auto_sbitmap.
6442 (elim_graph::elim_graph): New constructor.
6443 (delete_elim_graph): Remove.
6444 (expand_phi_nodes): Adjust.
6446 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6448 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6449 (new_elim_graph): Adjust.
6450 (clear_elim_graph): Likewise.
6451 (delete_elim_graph): Likewise.
6452 (elim_graph_size): Likewise.
6453 (elim_graph_add_node): Likewise.
6454 (elim_graph_add_edge): Likewise.
6455 (elim_graph_remove_succ_edge): Likewise.
6456 (eliminate_name): Likewise.
6457 (eliminate_build): Likewise.
6458 (elim_forward): Likewise.
6459 (elim_unvisited_predecessor): Likewise.
6460 (elim_backward): Likewise.
6461 (elim_create): Likewise.
6462 (eliminate_phi): Likewise.
6463 (expand_phi_nodes): Likewise.
6465 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6467 * bt-load.c (compute_out): Use auto_sbitmap class.
6468 (link_btr_uses): Likewise.
6469 * cfganal.c (mark_dfs_back_edges): Likewise.
6470 (post_order_compute): Likewise.
6471 (inverted_post_order_compute): Likewise.
6472 (pre_and_rev_post_order_compute_fn): Likewise.
6473 (single_pred_before_succ_order): Likewise.
6474 * cfgexpand.c (pass_expand::execute): Likewise.
6475 * cfgloop.c (verify_loop_structure): Likewise.
6476 * cfgloopmanip.c (fix_bb_placements): Likewise.
6477 (remove_path): Likewise.
6478 (update_dominators_in_loop): Likewise.
6479 * cfgrtl.c (break_superblocks): Likewise.
6480 * ddg.c (check_sccs): Likewise.
6481 (create_ddg_all_sccs): Likewise.
6482 * df-core.c (df_worklist_dataflow): Likewise.
6483 * dse.c (dse_step3): Likewise.
6484 * except.c (eh_region_outermost): Likewise.
6485 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6486 * gcse.c (prune_expressions): Likewise.
6487 (prune_insertions_deletions): Likewise.
6488 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6489 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6490 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6491 * lcm.c (compute_earliest): Likewise.
6492 (compute_farthest): Likewise.
6493 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6494 (unroll_loop_runtime_iterations): Likewise.
6495 (unroll_loop_stupid): Likewise.
6496 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6497 * lra-lives.c: Likewise.
6498 * lra.c (lra): Likewise.
6499 * modulo-sched.c (schedule_reg_moves): Likewise.
6500 (optimize_sc): Likewise.
6501 (get_sched_window): Likewise.
6502 (sms_schedule_by_order): Likewise.
6503 (check_nodes_order): Likewise.
6504 (order_nodes_of_sccs): Likewise.
6505 (order_nodes_in_scc): Likewise.
6506 * recog.c (split_all_insns): Likewise.
6507 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6508 * reload1.c (reload): Likewise.
6509 * sched-rgn.c (haifa_find_rgns): Likewise.
6510 (split_edges): Likewise.
6511 (compute_trg_info): Likewise.
6512 * sel-sched.c (init_seqno): Likewise.
6513 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6514 * tree-into-ssa.c (update_ssa): Likewise.
6515 * tree-ssa-live.c (live_worklist): Likewise.
6516 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6517 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6519 (try_peel_loop): Likewise.
6520 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6522 * tree-ssa-pre.c (compute_antic): Likewise.
6523 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6524 * tree-stdarg.c (reachable_at_most_once): Likewise.
6525 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6526 * var-tracking.c (vt_find_locations): Likewise.
6528 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6530 * sbitmap.h (auto_sbitmap): New class.
6532 2016-07-26 Alan Modra <amodra@gmail.com>
6535 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6538 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6540 * input.c (selftest::temp_source_file::temp_source_file): Fix
6541 missing "%s" in fprintf.
6543 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6546 * cselib.c (cselib_process_insn): Invalidate argument slots for
6549 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6551 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6552 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6553 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6555 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6557 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6558 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6559 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6561 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6563 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6564 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6566 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6567 (add<mode>3): Likewise.
6568 (sub<mode>3): Likewise.
6569 (mul<mode>3): Likewise.
6570 (div<mode>3): Likewise.
6571 (*div<mode>3): Likewise.
6572 (<fmaxmin><mode>3): Extend to HF.
6573 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6574 (fabd<mode>3): Likewise.
6575 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6576 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6577 (aarch64_fmulx<mode>): Likewise.
6578 (aarch64_fac<optab><mode>): Likewise.
6579 (aarch64_frecps<mode>): Likewise.
6580 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6581 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6582 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6583 (VSDQ_HSDI): Support HI.
6584 (fcvt_target, FCVT_TARGET): Likewise.
6585 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6586 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6587 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6588 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6589 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6590 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6591 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6594 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6596 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6597 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6598 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6599 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
6601 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
6602 (aarch64_cm<optab><mode>): Likewise.
6603 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
6604 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
6605 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
6606 (sqrt<mode>2): Likewise.
6607 (*sqrt<mode>2): Likewise.
6608 (abs<mode>2): Likewise.
6609 (<optab><mode>hf2): New pattern for HF mode.
6610 (<optab>hihf2): Likewise.
6611 * config/aarch64/arm_neon.h: Include arm_fp16.h.
6612 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
6613 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
6615 * config/aarch64/arm_fp16.h: New file.
6616 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
6617 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
6618 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
6619 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
6620 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
6621 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
6622 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
6623 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
6624 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
6625 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
6626 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
6627 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
6630 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6632 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
6633 reduc_smin_scal_): Use VDQIF_F16.
6634 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
6635 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
6637 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
6638 * config/aarch64/iterators.md (VDQIF_F16): New.
6639 (vp): Support HF modes.
6640 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
6641 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
6643 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6645 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
6646 "*aarch64_mulx_elt_from_dup<mode>".
6647 (*aarch64_mul3_elt<mode>): Update schedule type.
6648 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
6649 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
6650 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6651 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
6652 (f, fp): Support HF modes.
6653 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
6654 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
6655 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
6656 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
6657 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
6658 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
6660 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6662 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6663 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
6665 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
6668 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6670 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6671 * config/aarch64/aarch64-simd.md
6672 (aarch64_rsqrts<mode>): Extend to HF modes.
6673 (fabd<mode>3): Likewise.
6674 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
6675 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
6676 (aarch64_<maxmin_uns>p<mode>): Likewise.
6677 (<su><maxmin><mode>3): Likewise.
6678 (<maxmin_uns><mode>3): Likewise.
6679 (<fmaxmin><mode>3): Likewise.
6680 (aarch64_faddp<mode>): Likewise.
6681 (aarch64_fmulx<mode>): Likewise.
6682 (aarch64_frecps<mode>): Likewise.
6683 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
6684 (add<mode>3): Extend to HF modes.
6685 (sub<mode>3): Likewise.
6686 (mul<mode>3): Likewise.
6687 (div<mode>3): Likewise.
6688 (*div<mode>3): Likewise.
6689 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
6691 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
6692 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
6693 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
6694 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
6695 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
6696 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
6697 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
6698 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
6699 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
6700 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
6701 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
6702 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
6703 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
6704 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
6706 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6708 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
6709 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6710 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
6711 (neg<mode>2): Likewise.
6712 (abs<mode>2): Likewise.
6713 (<frint_pattern><mode>2): Likewise.
6714 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
6715 (<optab><VDQF:mode><fcvt_target>2): Likewise.
6716 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
6717 (ftrunc<VDQF:mode>2): Likewise.
6718 (<optab><fcvt_target><VDQF:mode>2): Likewise.
6719 (sqrt<mode>2): Likewise.
6720 (*sqrt<mode>2): Likewise.
6721 (aarch64_frecpe<mode>): Likewise.
6722 (aarch64_cm<optab><mode>): Likewise.
6723 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
6725 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
6726 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
6728 * config/aarch64/arm_neon.h (vdup_n_f16): New.
6729 (vdupq_n_f16): Likewise.
6730 (vld1_dup_f16): Use vdup_n_f16.
6731 (vld1q_dup_f16): Use vdupq_n_f16.
6732 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
6733 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
6734 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
6735 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
6736 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
6737 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
6738 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
6739 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
6740 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
6741 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
6742 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
6743 vsqrt_f16, vsqrtq_f16): New.
6745 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6747 * config/aarch64/aarch64-simd.md
6748 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
6749 (aarch64_ext<mode>): Likewise.
6750 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
6751 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
6752 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
6754 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
6756 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
6757 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
6758 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
6759 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
6760 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
6761 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
6762 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
6764 (vmov_n_f16): Reimplement using vdup_n_f16.
6765 (vmovq_n_f16): Reimplement using vdupq_n_f16..
6767 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6769 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
6770 "frame_related_p". Generate CFA annotation when it's necessary.
6771 (aarch64_expand_prologue): Use aarch64_add_constant.
6772 (aarch64_expand_epilogue): Likewise.
6773 (aarch64_output_mi_thunk): Pass "false" when calling
6774 aarch64_add_constant.
6776 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6778 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
6781 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6783 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6784 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6785 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6786 (aarch64_build_constant): Delete.
6788 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6791 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6793 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6794 flag_toplevel_reorder.
6796 2016-07-25 Richard Biener <rguenther@suse.de>
6798 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6799 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6800 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6801 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6802 (streamer_get_builtin_tree): Likewise.
6803 (streamer_write_builtin): Likewise.
6804 * lto-streamer.h (LTO_builtin_decl): Remove.
6805 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6806 (lto_input_scc): Remove LTO_builtin_decl handling.
6807 (lto_input_tree_1): Liekwise.
6808 * lto-streamer-out.c (lto_output_tree_1): Remove special
6809 handling of builtins.
6810 (DFS::DFS): Likewise.
6811 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6812 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6814 (streamer_write_builtin): Remove.
6816 2016-07-25 Martin Liska <mliska@suse.cz>
6818 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6819 if flag_auto_profile is set to true.
6821 2016-07-25 Martin Liska <mliska@suse.cz>
6823 PR gcov-profile/71868
6824 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6825 have a function with multiple latches, count them all.
6827 2016-07-25 Martin Liska <mliska@suse.cz>
6829 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6831 2016-07-25 Martin Liska <mliska@suse.cz>
6833 PR tree-optimization/71987
6834 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6835 just for SSA_NAMEs. Fix GNU coding style.
6837 2016-07-25 Martin Liska <mliska@suse.cz>
6839 PR gcov-profile/64874
6840 * gcov-io.h: Update command about file format.
6841 * gcov-iov.c (main): Adapt the numbering scheme.
6843 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6846 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6847 whose result is used in PHI.
6848 (final_range_test_p): Likewise.
6849 (maybe_optimize_range_tests): Likewise.
6851 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6853 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6854 Reformat two multi-line strings.
6856 2016-07-22 Martin Sebor <msebor@redhat.com>
6858 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6860 2016-07-22 Martin Sebor <msebor@redhat.com>
6863 * doc/extend.texi (Compound Literals): Correct and clarify.
6864 (Cast to Union): Same.
6866 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6868 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6869 comments to explain why certain error messages make mention of
6870 undocumented options.
6871 (rs6000_invalid_builtin): Change error messages to replace mention
6872 of undocumented options with mention of the -mcpu=power9 option
6873 that enables those undocumented options.
6874 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6875 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6876 definition of this macro to correct an existing error.
6877 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6878 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6879 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6880 descriptions of built-in functions so that they depend on
6881 -mcpu=power9 instead of on the corresponding undocumented flags.
6882 * doc/invoke.texi (Option Summary): Remove all mention of newly
6884 (IBM RS/6000 and PowerPC Options): Likewise.
6885 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6886 mention of newly undocumented flags.
6888 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6890 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6891 when target_clones attribute is set.
6893 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6895 * common.opt (funsafe-loop-optimizations): Mark ignore.
6896 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6897 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6899 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6900 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6902 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6904 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6906 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6908 (number_of_iterations_exit): Warn missed loop optimization for
6909 possible infinite loops.
6911 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6914 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6915 when to emit a ".machine" pseudo-op.
6917 2016-07-22 Martin Liska <mliska@suse.cz>
6919 PR gcov-profile/69028
6920 PR gcov-profile/62047
6921 * coverage.c (coverage_compute_lineno_checksum): Do not
6922 calculate checksum for fns w/o xloc.file.
6923 (coverage_compute_profile_id): Likewise.
6925 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6927 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6928 (avr_secondary_reload): ...and implementation.
6929 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6930 * config/avr/avr.md (reload_in<mode>): Remove insns.
6931 (adjust_len) [lpm]: Remove insn attribute value.
6932 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6934 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6937 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6939 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6940 * calls.c (special_function_p): Remove the special handling of the
6941 "__builtin_" prefix.
6943 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6946 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6947 if STMT may be an alloca call.
6948 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6949 builtin alloca call.
6950 * calls.h (gimple_maybe_alloca_call_p): New function.
6951 * tree-inline.c (inline_forbidden_p_stmt): Use
6952 gimple_maybe_alloca_call_p here.
6954 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6956 * spellcheck-tree.c (best_macro_match::best_macro_match):
6957 Explictly specify the template arguments when invoking the base
6958 class constructor, to help older C++ compilers.
6960 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6963 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6964 before builtin_decl_implicit.
6966 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6968 * optabs.c (emit_condiitonal_move): Short circuit for identical
6971 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6973 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6974 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6975 (noce_conversion_profitable_p): New.
6976 (noce_try_store_flag_constants): Use it.
6977 (noce_try_addcc): Likewise.
6978 (noce_try_store_flag_mask): Likewise.
6979 (noce_try_cmove): Likewise.
6980 (noce_try_cmove_arith): Likewise.
6981 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6983 (noce_convert_multiple_sets): Move cost model to here, from...
6984 (bb_ok_for_noce_convert_multiple_sets) ...here.
6985 (noce_process_if_block): Update calls for above changes.
6986 (noce_find_if_block): Record new noce_if_info parameters.
6988 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6990 * target.def (max_noce_ifcvt_seq_cost): New.
6991 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6992 * doc/tm.texi: Regenerate.
6993 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6994 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6995 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6996 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6997 * doc/invoke.texi: Document new params.
6999 2016-07-21 Richard Biener <rguenther@suse.de>
7001 PR tree-optimization/71947
7002 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7003 ranges have useful limit_vr information.
7005 2016-07-21 Richard Biener <rguenther@suse.de>
7007 * function-tests.c (build_trivial_generic_function): Set
7008 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7009 * omp-low.c (create_omp_child_function): Likewise.
7010 (grid_expand_target_grid_body): Likewise.
7011 * cgraphunit.c (init_lowered_empty_function): Likewise.
7012 (cgraph_node::expand_thunk): Likewise.
7013 * tree-parloops.c (create_loop_fn): Likewise.
7014 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7016 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7018 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7021 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7023 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7024 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7025 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7026 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7027 values for insn attribute.
7028 * config/avr/avr.c (avr_out_insert_notbit): New function.
7029 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7030 ADJUST_LEN_INSV_NOTBIT_0/_7.
7031 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7033 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7035 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
7036 (chrec_convert_1, chrec_convert): Ditto.
7037 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
7038 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7039 * tree-vrp.c (adjust_range_with_scev): Ditto.
7040 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
7041 (scev_var_range_cant_overflow): New function.
7042 (scev_probably_wraps_p): New parameter. Call above function.
7043 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
7045 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7047 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7048 by removing computation of may_be_zero.
7050 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7052 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
7054 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
7056 Improving concepts performance and diagnostics.
7057 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
7058 for constraint satisfaction and subsumption.
7059 * timevar.h (auto_timevar): New constructor that matches the push/pop
7060 pattern of usage in pt.c.
7062 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7064 * hwint.h (HOST_WIDE_INT_0): New define.
7065 (HOST_WIDE_INT_0U): Ditto.
7066 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
7067 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
7068 * simplify-rtx.c: Ditto.
7069 * tree-object-size.c: Ditto.
7071 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7073 * config/s390/s390.c (s390_encode_section_info): Remove mode size
7076 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7078 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
7079 * combine.c: Use HOST_WIDE_INT_M1U instead of
7080 ~(unsigned HOST_WIDE_INT) 0.
7081 * double-int.h: Ditto.
7083 * dwarf2asm.c:Ditto.
7085 * genmodes.c: Ditto.
7087 * read-rtl.c: Ditto.
7088 * tree-ssa-loop-ivopts.c: Ditto.
7089 * tree-ssa-loop-prefetch.c: Ditto.
7090 * tree-vect-generic.c: Ditto.
7091 * tree-vect-patterns.c: Ditto.
7094 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7096 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
7097 constant addresses outside [0,0xc0] into a register.
7098 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
7099 cases where the base address register is unused after.
7100 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
7101 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
7102 (avr_out_store_psi_reg_disp_tiny): Same.
7104 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7106 Implement attribute progmem on reduced Tiny cores by adding
7107 flash offset 0x4000 to respective symbols.
7110 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
7111 documentation how it works on reduced Tiny cores.
7112 (AVR Named Address Spaces): No support for reduced Tiny.
7113 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
7114 (avr_address_tiny_pm_p): New static function.
7115 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
7116 if the address is in progmem.
7117 (avr_assemble_integer): Same.
7118 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
7119 for symbol_ref in progmem.
7120 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
7121 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
7122 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
7124 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
7126 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
7127 * configure: Regenerate.
7128 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
7129 (USE_THIN_ARCHIVES): New variable.
7130 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
7131 this archive as a thin archive.
7133 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7135 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
7136 same location as last time, don't skip if we have fix-it hints.
7137 Clarify the skipping logic by converting it from one "if" clause
7138 to repeated "if" clauses.
7139 * spellcheck-tree.c: Include "cpplib.h".
7140 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
7141 (best_macro_match::best_macro_match): New constructor.
7142 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
7143 Move here from c/c-decl.c.
7144 (class best_macro_match): Move here from c/c-decl.c, converting
7145 from a typedef to a subclass, gaining a ctor.
7147 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7149 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
7150 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
7152 (avr_addr_space_diagnose_usage): ...and implementation.
7153 (avr_addr_space_supported_p): New function.
7154 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
7155 report bad address space usage if that space is supported.
7156 (avr_insert_attributes): Same. No more complain about unsupported
7158 * config/avr/avr-c.c (tm_p.h): Include it.
7159 (avr_cpu_cpp_builtins): Only define addr-space related built-in
7160 macro if avr_addr_space_supported_p.
7162 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7164 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7165 flag_toplevel_reorder.
7167 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7169 * gcc-rich-location.c
7170 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7172 * gcc-rich-location.h
7173 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
7175 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7177 * target.def (addr_space): Add new diagnose_usage to hook vector.
7178 * targhooks.c (default_addr_space_diagnose_usage): Add default
7179 implementation and...
7180 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
7181 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
7182 is some address space, call targetm.addr_space.diagnose_usage.
7183 * doc/tm.texi.in (Named Address Spaces): Add anchor for
7184 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
7185 * doc/tm.texi: Regenerate.
7187 2016-07-20 Martin Liska <mliska@suse.cz>
7190 * graphite-isl-ast-to-gimple.c (later_of_the_two):
7191 Properly handly PHI stmts.
7193 2016-07-20 Bin Cheng <bin.cheng@arm.com>
7195 PR tree-optimization/71503
7196 PR tree-optimization/71683
7197 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
7200 2016-07-20 Martin Liska <mliska@suse.cz>
7202 * doc/invoke.texi (-fipa-ra): Document when the option is
7203 disabled. Fix a typo.
7205 2016-07-20 Martin Liska <mliska@suse.cz>
7207 * Makefile.in: Include fibonacci_heap.c
7208 * fibonacci_heap.c: New file.
7209 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
7210 (fibonacci_heap::union_with): Fix deletion of the second heap.
7211 * selftest-run-tests.c (selftest::run_tests): Incorporate
7212 fibonacci heap tests.
7213 * selftest.h: Declare fibonacci_heap_c_tests.
7215 2016-07-20 Martin Liska <mliska@suse.cz>
7217 * selftest-run-tests.c (selftest::run_tests): New function.
7218 * selftest.h (sreal_c_tests): Declare.
7219 * sreal.c (sreal_verify_basics): New function.
7220 (verify_aritmetics): Likewise.
7221 (sreal_verify_arithmetics): Likewise.
7222 (verify_shifting): Likewise.
7223 (sreal_verify_shifting): Likewise.
7224 (void sreal_c_tests): Likewise.
7226 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7228 PR rtl-optimization/71916
7229 * cfgrtl.c (contains_no_active_insn_p): Return false also for
7230 bb which have a single succ fake edge.
7232 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7235 * dwarf2out.c (gen_subprogram_die): Only call
7236 gen_unspecified_parameters_die while dumping early dwarf.
7238 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7241 * gimple-fold.c (fold_builtin_memory_op): Use
7242 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7244 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7246 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7247 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7248 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7249 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7253 * double-int.c: Ditto.
7255 * dwarf2out.c: Ditto.
7258 * fold-const.c: Ditto.
7259 * function.c: Ditto.
7261 * genmodes.c: Ditto.
7265 * loop-doloop.c: Ditto.
7266 * loop-invariant.c: Ditto.
7273 * simplify-rtx.c: Ditto.
7274 * stor-layout.c: Ditto.
7276 * tree-ssa-loop-ivopts.c: Ditto.
7277 * tree-vect-generic.c: Ditto.
7278 * tree-vect-patterns.c: Ditto.
7283 * wide-int-print.cc: Ditto.
7284 * wide-int.cc: Ditto.
7285 * wide-int.h: Ditto.
7287 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7289 * selftest.c (selftest::assert_streq): Handle NULL values of
7290 val_actual and val_expected.
7292 2016-07-19 Martin Jambor <mjambor@suse.cz>
7295 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7296 rather than cgraph_create_node to get a call graph node.
7298 2016-07-19 Richard Biener <rguenther@suse.de>
7300 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7301 handle all tcc_constant bases and valueize SSA names.
7302 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7305 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7307 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7308 the flags of the exit block and bb2, not just the entry block.
7310 2016-07-19 Richard Biener <rguenther@suse.de>
7312 PR tree-optimization/71901
7313 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7314 align member, group stuff with the bitfield.
7315 (vn_ref_op_align_unit): New inline.
7316 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7317 record element alignment and operand 3 unchanged.
7318 (ao_ref_init_from_vn_reference): Adjust.
7319 (valueize_refs_1): Likewise.
7320 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7322 2016-07-19 Richard Biener <rguenther@suse.de>
7324 PR tree-optimization/71908
7325 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7326 symbolic constants in a more reliable way.
7328 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7330 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7332 (vect_update_inits_of_drs): Likewise.
7333 (vect_create_cond_for_alias_checks): Likewise.
7334 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7336 2016-07-19 Richard Biener <rguenther@suse.de>
7339 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7340 with an abstract origin that is not an inlined function outer
7341 scope add a self-reference as abstract origin.
7342 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7344 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7347 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7348 unintentional System V.4 structure return breakage for structures
7349 with a single floating point element.
7351 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7353 PR tree-optimization/71734
7354 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7355 contains REF, use it to check safelen, assume that safelen value
7356 must be greater 1, fix style.
7357 (ref_indep_loop_p_2): Add REF_LOOP argument.
7358 (ref_indep_loop_p): Pass LOOP as additional argument to
7361 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7363 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7364 allocation in the prologue.
7365 * explow.c (get_dynamic_stack_base): New function to return an address
7366 expression for the dynamic stack base.
7367 (get_dynamic_stack_size): New function to do the required dynamic stack
7368 space size calculations.
7369 (allocate_dynamic_stack_space): Use new functions.
7370 (align_dynamic_address): Move some code from
7371 allocate_dynamic_stack_space to new function.
7372 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7374 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7376 * config/s390/s390.c (s390_encode_section_info): Always set
7377 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7380 2016-07-18 Richard Biener <rguenther@suse.de>
7382 PR tree-optimization/71893
7383 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7384 for sizetype cast added by array_ref_element_size.
7385 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7387 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7389 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7390 register parameters. Remove code to initialize argument pointer
7391 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7392 using a pc-relative branch. Cleanup conditional code.
7393 * config/pa/pa.md (call_mcount): New expander.
7394 (call_mcount_nonpic): New insn.
7395 (call_mcount_pic): New insn and split.
7396 (call_mcount_pic_post_reload): New insn.
7397 (call_mcount_64bit): New insn and split.
7398 (call_mcount_64bit_post_reload): New insn.
7400 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7402 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7403 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7404 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7405 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7406 (*usum_widenqihi3, *udiff_widenqihi3)
7407 (*addhi3_zero_extend.const): New combiner insns.
7408 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7409 just 1 bit is affected.
7410 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7411 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7413 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7415 * omp-low.c (lower_omp_target): Mark data clauses with
7416 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7417 zero-length subarrays.
7419 2016-07-15 Richard Biener <rguenther@suse.de>
7421 PR tree-optimization/71881
7422 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7423 reverse DOM order to make debug temp generation happy.
7425 2016-07-15 Richard Biener <rguenther@suse.de>
7427 PR tree-optimization/71887
7428 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7429 verify it is not zero for division / modulo handling.
7430 (value_replacement): Adjust.
7432 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7433 Julian Brown <julian@codesourcery.com>
7435 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7436 * config/aarch64/aarch64-cost-tables.h
7437 (vulcan_extra_costs): New variable.
7438 * config/aarch64/aarch64.c
7439 (vulcan_addrcost_table): Likewise.
7440 (vulcan_regmove_cost): Likewise.
7441 (vulcan_vector_cost): Likewise.
7442 (vulcan_branch_cost): Likewise.
7443 (vulcan_tunings): Likewise.
7445 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7447 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7448 (output_in_order): Loop over undefined variables too. Output them
7449 via assemble_undefined_decl. Skip variables that correspond to hard
7450 registers or have value-exprs.
7451 * varpool.c (symbol_table::output_variables): Handle undefined
7452 variables together with defined ones.
7454 2016-07-15 Richard Biener <rguenther@suse.de>
7456 * tree-ssa-pre.c (get_representative_for): Make sure to return
7457 the value number of SSA names.
7458 (phi_translate_1): get_representative_for cannot return NULL.
7459 (do_pre_regular_insertion): Remove redundant call to
7460 fully_constant_expression.
7461 (do_pre_partial_partial_insertion): Likewise.
7463 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7465 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7466 (derive_simple_iv_with_niters): New function.
7467 (simple_iv): Rewrite using simple_iv_with_niters.
7468 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7469 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7471 (number_of_iterations_exit): Rewrite using above function.
7472 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7475 2016-07-15 Richard Biener <rguenther@suse.de>
7477 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7480 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7482 PR tree-optimization/71872
7483 * tree-data-ref.c (get_references_in_stmt): Ignore references
7484 with is_gimple_constant get_base_address.
7486 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7488 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7489 (TARGET_HAVE_LDACQD): New macro.
7490 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7491 than TARGET_HAVE_LDACQ.
7492 (arm_load_acquire_exclusivedi): Likewise.
7493 (arm_store_release_exclusivedi): Likewise.
7495 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7497 PR rtl-optimization/71878
7498 * lra-constraints.c (match_reload): Pass information about other
7499 output operands. Create new unique register value if matching input
7500 operand shares same register value as output operand being considered.
7501 (curr_insn_transform): Record output operands already processed.
7503 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7506 PR tree-optimization/70923
7507 * tree-vect-patterns.c: Include mult-synthesis.h.
7508 (target_supports_mult_synth_alg): New function.
7509 (synth_lshift_by_additions): Likewise.
7510 (apply_binop_and_append_stmt): Likewise.
7511 (vect_synth_mult_by_constant): Likewise.
7512 (target_has_vecop_for_code): Likewise.
7513 (vect_recog_mult_pattern): Use above functions to synthesize vector
7514 multiplication by integer constants.
7516 2016-07-14 Alan Modra <amodra@gmail.com>
7518 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7519 gpr alternatives. Correct '*' placement on Y,r alternative.
7520 Add '*' on operand 1 of r,r alternative.
7522 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7524 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7525 * expmed.h: ... Here.
7527 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7529 * gimple.h (stmt_can_terminate_bb_p): New function.
7530 * tree-cfg.c (need_fake_edge_p): Rename to ...
7531 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7532 throw external; handle const and pure calls.
7533 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7535 2016-07-14 Richard Biener <rguenther@suse.de>
7537 PR tree-optimization/71866
7538 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7539 (do_hoist_insertion): Avoid endless recursion when we
7540 didn't insert anything because we managed to simplify
7541 things down to a constant or SSA name.
7542 (fully_constant_expression): Re-write in terms of ...
7543 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7544 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7545 vn_nary_build_or_lookup_1.
7546 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7547 (vn_nary_build_or_lookup): ... this which now wraps it.
7549 2016-07-14 Alan Modra <amodra@gmail.com>
7552 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7553 with p9_vector override before power9-dform override.
7555 2016-07-13 Andi Kleen <ak@linux.intel.com>
7557 * value-prof.c (gimple_value_profile_transformations): Don't run
7558 when auto_profile is on.
7560 2016-07-13 Andi Kleen <ak@linux.intel.com>
7562 * auto-profile.c (update_inlined_ind_target,
7563 afdo_indirect_call): Print information to dump file.
7565 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7567 * genrecog.c (special_predicate_operand_p): New function.
7568 (predicate_name): Move function.
7569 (validate_pattern): Don't warn about missing mode for all
7570 define_special_predicate predicates.
7572 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7574 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7575 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7576 resolve alias checks which are known at compilation time.
7577 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7578 alias checks are resolved. Move dump info for too many runtime
7579 alias checks to here...
7580 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7582 2016-07-13 Richard Biener <rguenther@suse.de>
7584 PR tree-optimization/24574
7585 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7586 position and add shift, rotate, divison and modulo support
7588 (value_replacement): Pass in argument position to absorbing_element_p.
7590 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7593 * ipa-inline-transform.c (inline_call): Support
7594 instrumented thunks.
7596 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7598 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7599 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
7601 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
7602 Baseline. Make initial alternative TARGET_32BIT only.
7603 (udivsi3): Likewise.
7604 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
7605 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
7608 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7610 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
7611 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
7612 availability with TARGET_HAVE_MOVT.
7613 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
7614 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
7615 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
7617 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
7618 extra instruction if MOVW is available. Use a cost variable
7619 incremented by COSTS_N_INSNS (1) when the condition match rather than
7620 returning an arithmetic expression based on COSTS_N_INSNS. Make
7621 constant with bottom half word zero cost 2 instruction if MOVW is
7623 * config/arm/arm.md (define_attr "arch"): Add v8mb.
7624 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
7625 target is ARMv8-M Baseline.
7626 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
7627 (arm_movtas_ze): Likewise.
7628 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
7629 alternative for constants satisfying j constraint.
7630 (thumb1_movsi_insn): Likewise.
7631 (movsi splitter for K alternative): Tighten condition to not trigger
7632 if movt is available and j constraint is satisfied.
7633 (Pe immediate splitter): Likewise.
7634 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
7635 constant fitting in an halfword to use MOVW.
7636 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
7639 2016-07-13 Richard Biener <rguenther@suse.de>
7642 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
7643 gimplifying the LHS. Make sure to gimplify a returning twice
7644 call LHS without using SSA names.
7646 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7648 * tree-data-ref.c (find_data_references_in_stmt): Remove
7649 unnecessary call to vec::release.
7650 (graphite_find_data_references_in_stmt): Likewise.
7651 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
7652 * tree-vect-stmts.c (vectorizable_condition): Likewise.
7654 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7656 * cfgexpand.c (expand_used_vars): Make the type of a local
7658 * genmatch.c (lower_for): Likewise.
7659 * haifa-sched.c (haifa_sched_init): Likewise.
7660 (add_to_speculative_block): Likewise.
7661 (create_check_block_twin): Likewise.
7662 * predict.c (handle_missing_profiles): Likewise.
7663 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
7664 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
7665 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
7667 (maybe_lower_iteration_bound): Likewise.
7668 * tree-ssa-sccvn.c (DFS): Likewise.
7669 * tree-stdarg.c (reachable_at_most_once): Likewise.
7670 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7671 (vectorizable_store): Likewise.
7673 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7675 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
7676 (sccvn_dom_walker): make cond_stack an auto_vec.
7678 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7680 * ree.c (struct ext_state): Make type of members auto_vec.
7681 (find_and_remove_re): Adjust.
7683 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7685 * cfgexpand.c (struct stack_vars_data): Make type of fields
7687 (expand_used_vars): Adjust.
7689 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7691 * ipa.c (record_cdtor_fn): Adjust.
7692 (build_cdtor_fns): Likewise.
7693 (ipa_cdtor_merge): Make static_ctors and static_dtors local
7696 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7698 * genextract.c (struct accum_extract): Add constructor and make
7702 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7704 * tree.c (struct free_lang_data_d): Add constructor and change
7705 types of members to ones that automatically manage resources.
7706 (fld_worklist_push): Adjust.
7707 (find_decls_types): Likewise.
7708 (find_decls_types_in_eh_region): Likewise.
7709 (free_lang_data_in_cgraph): Stop manually creating and
7710 destroying members of free_lang_data_d.
7712 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
7714 PR rtl-optimization/68961
7715 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
7716 peephole variant. Use sse_reg_operand predicates.
7718 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
7720 * config/i386/predicates.md (x86_64_immediate_operand)
7721 <case CONST_INT>: Remove unneeded truncation to DImode.
7722 <case CONST>: Ditto.
7723 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7725 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7728 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
7729 The xxperm and xxpermr instructions require that the 2nd input
7730 operand overlap with the output operand, and not the 1st.
7731 (altivec_vperm_v8hiv16qi): Likewise.
7732 (altivec_vperm_<mode>_uns_internal): Likewise.
7733 (altivec_vpermr_<mode>_internal): Likewise.
7734 (vperm_v8hiv4si): Likewise.
7735 (vperm_v16qiv8hi): Likewise.
7737 2016-07-12 Nathan Sidwell <nathan@acm.org>
7739 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
7740 when -mno-pic-data-is-text-relative is in effect, by default.
7741 * doc/invoke.texi (mpic-data-is-text-relative): Document new
7742 behavior and clarify.
7744 2016-07-12 Martin Liska <mliska@suse.cz>
7746 * params.def: Add avg-loop niter.
7747 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
7748 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
7749 * doc/invoke.texi: Document the new parameter.
7751 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7754 * expr.c (store_constructor): Mask sign-extended bits when widening
7755 sub-word constructor element at the start of a word.
7757 2016-07-12 Martin Liska <mliska@suse.cz>
7759 * Makefile.in: Append rule for params-options.h.
7760 * params-options.h: New file.
7762 2016-07-12 Martin Liska <mliska@suse.cz>
7764 * ira-build.c (mark_loops_for_removal): Properly iterate
7767 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
7768 Richard Biener <rguenther@suse.de>
7770 PR tree-optimization/23286
7771 PR tree-optimization/70159
7772 * doc/invoke.texi: Document -fcode-hoisting.
7773 * common.opt (fcode-hoisting): New flag.
7774 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
7775 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
7776 (do_regular_insertion): Rename to ...
7777 (do_pre_regular_insertion): ... this and amend general comments
7778 on insertion strathegy.
7779 (do_partial_partial_insertion): Rename to ...
7780 (do_pre_partial_partial_insertion): ... this.
7781 (do_hoist_insertion): New function.
7782 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7783 and call do_hoist_insertion properly.
7785 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7786 (pass_pre::execute): Register hoist_insert stats.
7788 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7791 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7792 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7793 is different from mode's bitsize. Small cleanup.
7795 2016-07-12 Richard Biener <rguenther@suse.de>
7797 PR rtl-optimization/68961
7798 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7799 to simplify to a non-constant.
7801 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7804 * omp-low.c (expand_omp_target): Gimplify device.
7806 PR tree-optimization/71823
7807 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7808 to get vec_oprnds2 from op2.
7810 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7812 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7813 Hoist common subexpressions.
7814 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7816 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7819 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7820 prevent generation of 'stxsiwx' on pre Power8 hardware.
7822 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7824 * input.c: Include cpplib.h.
7825 (selftest::temp_source_file): New class.
7826 (selftest::temp_source_file::temp_source_file): New ctor.
7827 (selftest::temp_source_file::~temp_source_file): New dtor.
7828 (selftest::should_have_column_data_p): New function.
7829 (selftest::test_should_have_column_data_p): New function.
7830 (selftest::temp_line_table): New class.
7831 (selftest::temp_line_table::temp_line_table): New ctor.
7832 (selftest::temp_line_table::~temp_line_table): New dtor.
7833 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7834 it to create a temp_line_table.
7835 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7836 locations that are known to have column data.
7837 (selftest::line_table_case): New struct.
7838 (selftest::test_reading_source_line): Move tempfile handling
7839 to class temp_source_file.
7840 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7841 (selftest::assert_token_loc_eq): New function.
7842 (ASSERT_TOKEN_LOC_EQ): New macro.
7843 (selftest::test_lexer): New function.
7844 (selftest::boundary_locations): New array.
7845 (selftest::input_c_tests): Call test_should_have_column_data_p.
7846 Loop over a test matrix of interesting values of location and
7847 default_range_bits, calling test_lexer on each case in the matrix.
7848 Move call to test_accessing_ordinary_linemaps into the matrix.
7849 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7850 (ASSERT_EQ_AT): New macro.
7852 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7855 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7856 Don't convert TImode in debug insn.
7858 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7860 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7861 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7862 (tree_type_common::lang_flag_7): New.
7863 (tree_type_common::spare): Reduce size.
7864 * tree.h (TYPE_ALIGN_OK): Remove.
7865 (TYPE_LANG_FLAG_7): New.
7866 (get_inner_reference): Adjust header.
7867 * print-tree.c (print_node): Adjust.
7868 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7869 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7870 calls to get_inner_reference.
7871 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7872 handling of TYPE_ALIGN_OK.
7873 * builtins.c (get_object_alignment_2): Adjust call to
7874 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7875 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7877 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7878 * cfgexpand.c (expand_debug_expr): Likewise.
7879 * dbxout.c (dbxout_expand_expr): Likewise.
7880 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7881 loc_list_from_tree, fortran_common): Likewise.
7882 * fold-const.c (optimize_bit_field_compare,
7883 decode_field_reference, fold_unary_loc, fold_comparison,
7884 split_address_to_core_and_offset): Likewise.
7885 * gimple-laddress.c (execute): Likewise.
7886 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7887 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7888 * hsa-gen.c (gen_hsa_addr): Likewise.
7889 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7890 * tsan.c (instrument_expr): Likewise.
7891 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7892 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7893 * tree-affine.c (tree_to_aff_combination,
7894 get_inner_reference_aff): Adjust calls to get_inner_reference.
7895 * tree-data-ref.c (split_constant_offset_1,
7896 dr_analyze_innermost): Likewise.
7897 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7898 * tree-sra.c (ipa_sra_check_caller): Likewise.
7899 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7900 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7901 bswap_replace): Likewise.
7902 * tree-vect-data-refs.c (vect_check_gather,
7903 vect_analyze_data_refs): Likewise.
7904 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7905 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7908 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7910 * Makefile.in (selftest-valgrind): New phony target.
7911 * function-tests.c (selftest::build_cfg): Delete pass instances
7912 created by the test.
7913 (selftest::convert_to_ssa): Likewise.
7914 (selftest::test_expansion_to_rtl): Likewise.
7915 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7917 (selftest::test_diamond): Likewise.
7919 2016-07-11 Richard Biener <rguenther@suse.de>
7921 PR tree-optimization/71816
7922 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7923 than replacing all of its operands.
7925 2016-07-11 Alan Modra <amodra@gmail.com>
7927 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7928 (ctr<mode>): Add unspec.
7929 (ctr<mode>_internal*): Likewise.
7931 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7933 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7934 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7936 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7938 PR rtl-optimization/71621
7939 * lra-constraints.c (process_alt_operands): Check combination of
7942 2016-07-08 Jason Merrill <jason@redhat.com>
7943 Richard Biener <rguenther@suse.de>
7945 P0145: Refining Expression Order for C++.
7946 * gimplify.c (initial_rhs_predicate_for): New.
7947 (gimplfy_modify_expr): Gimplify RHS before LHS.
7949 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7952 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7953 Allow standard error handling to take over when a wrong number
7954 of arguments is presented to __builtin_vec_ld () or
7955 __builtin_vec_st ().
7957 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7959 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7964 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7965 __builtin_aarch64_fmaxv2sf.
7966 (vmaxnmq_f32): Likewise.
7967 (vmaxnmq_f64): Likewise.
7968 (vminnm_f32): Likewise.
7969 (vminnmq_f32): Likewise.
7970 (vminnmq_f64): Likewise.
7972 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7975 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7976 enable -mfloat128-hardware by default.
7977 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7978 that IEEE 128-bit hardware support needs.
7979 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7980 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7981 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7982 floating point requires.
7983 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7984 -mfloat128 and -mfloat128-hardware changes.
7986 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7988 PR tree-optimization/71667
7989 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7991 2016-07-08 Martin Liska <mliska@suse.cz>
7994 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7995 folding produces SAVE_EXPRs, thus return false for the type.
7997 2016-07-07 Martin Liska <mliska@suse.cz>
7999 * file-find.c (remove_prefix): New function.
8000 * file-find.h (remove_prefix): Declare the function.
8001 * gcc-ar.c (main): Skip a folder of the wrapper if
8002 a wrapped binary would point to the same file.
8004 2016-07-07 Jan Hubicka <jh@suse.cz>
8006 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8007 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8008 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8010 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8013 * ipa-inline-analysis.c (compute_inline_parameters): Set
8014 local.can_change_signature to false for intrumentation
8017 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8019 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8020 with TARGET_HAVE_MOVT.
8021 (TARGET_HAVE_MOVT): Define.
8022 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8023 availability with TARGET_HAVE_MOVT.
8024 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8026 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8028 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8029 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8030 * config/arm/constraints.md (define_constraint "j"): Use
8031 TARGET_HAVE_MOVT to check MOVT availability.
8033 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8035 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
8037 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8039 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8040 (armv8-m.main): Likewise.
8041 (armv8-m.main+dsp): Likewise.
8042 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
8043 (FL_FOR_ARCH8M_MAIN): Likewise.
8044 * config/arm/arm-tables.opt: Regenerate.
8045 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
8046 armv8-m.main+dsp to BE8_LINK_SPEC.
8047 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
8048 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
8049 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
8050 Baseline and Mainline.
8051 (arm_option_override_internal): Also disable arm_restrict_it when
8052 !arm_arch_notm. Update comment for -munaligned-access to also cover
8054 (arm_file_start): Increase buffer size for printing architecture name.
8055 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
8056 and armv8-m.main+dsp.
8057 (mno-unaligned-access): Clarify that this is disabled by default for
8058 ARMv8-M Baseline architectures as well.
8060 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8062 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
8063 decide whether to prevent some libgcc routines being included for some
8064 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
8065 link between this condition and the one in
8066 libgcc/config/arm/lib1func.S.
8068 2016-07-07 Richard Biener <rguenther@suse.de>
8070 * tree-ssa-pre.c: Include alias.h.
8071 (compute_avail): If we have multiple VN_REFERENCEs with the
8072 same hashtable entry adjust that to make it a valid replacement
8073 for all of them with respect to alignment and aliasing
8074 when doing insertion.
8075 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
8076 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
8078 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
8082 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8083 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
8086 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8088 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
8089 (adjust_mems): Adjust.
8090 (adjust_insn): Likewise.
8091 (prepare_call_arguments): Likewise.
8093 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8095 * gcse.c (struct ls_expr): Make stores field a vector.
8096 (ldst_entry): Adjust.
8097 (free_ldst_entry): Likewise.
8098 (print_ldst_list): Likewise.
8099 (compute_ld_motion_mems): Likewise.
8100 (update_ld_motion_stores): Likewise.
8102 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8104 * gcse.c (struct ls_expr): Remove loads field.
8105 (ldst_entry): Adjust.
8106 (free_ldst_entry): Likewise.
8107 (print_ldst_list): Likewise.
8108 (compute_ld_motion_mems): Likewise.
8110 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8112 * store-motion.c (struct st_expr): Make antic_stores a vector.
8113 (st_expr_entry): Adjust.
8114 (free_st_expr_entry): Likewise.
8115 (print_store_motion_mems): Likewise.
8116 (find_moveable_store): Likewise.
8117 (compute_store_table): Likewise.
8118 (remove_reachable_equiv_notes): Likewise.
8119 (replace_store_insn): Likewise.
8120 (build_store_vectors): Likewise.
8122 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8124 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
8125 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
8127 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8129 PR tree-optimization/71518
8130 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
8131 misalign also for outer loops with negative step.
8133 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
8135 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
8136 (cortex_a53_shift): Add mov_shift.
8137 (cortex_a53_shift_reg): Add new reservation for register shifts.
8138 (cortex_a53_alu): Remove bfm.
8139 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
8140 (cortex_a53_alu_extr): Add new reservation for EXTR.
8141 (bypasses): Improve bypass modelling.
8143 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8146 * config/avr/avr.c (avr_asm_select_section): Strip off
8147 SECTION_DECLARED from flags when calling get_section.
8149 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8151 * tree-vectorizer.h (vect_memory_access_type): Add
8152 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
8153 * tree-vect-stmts.c (compare_step_with_zero): New function.
8154 (perm_mask_for_reverse): Move further up file.
8155 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
8157 (get_negative_load_store_type): New function.
8158 (get_load_store_type): Call it. Add an ncopies argument.
8159 (vectorizable_mask_load_store): Update call accordingly and
8160 remove tests for negative steps.
8161 (vectorizable_store, vectorizable_load): Likewise. Handle new
8162 memory_access_types.
8164 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8166 * tree-vectorizer.h (vect_memory_access_type): New enum.
8167 (_stmt_vec_info): Add a memory_access_type field.
8168 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
8169 (vect_model_store_cost): Take an access type instead of a boolean.
8170 (vect_model_load_cost): Likewise.
8171 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
8172 vect_model_store_cost and vect_model_load_cost.
8173 * tree-vect-stmts.c (vec_load_store_type): New enum.
8174 (vect_model_store_cost): Take an access type instead of a
8175 store_lanes_p boolean. Simplify tests.
8176 (vect_model_load_cost): Likewise, but for load_lanes_p.
8177 (get_group_load_store_type, get_load_store_type): New functions.
8178 (vectorizable_store): Use get_load_store_type. Record the access
8179 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
8180 (vectorizable_load): Likewise.
8181 (vectorizable_mask_load_store): Likewise. Replace is_store
8182 variable with vls_type.
8184 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8186 * tree-vectorizer.h (vect_grouped_load_supported): Add a
8187 single_element_p parameter.
8188 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
8189 Check the PR65518 case here rather than in vectorizable_load.
8190 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
8191 * tree-vect-stmts.c (vectorizable_load): Likewise.
8193 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8195 * tree-vectorizer.h (gather_scatter_info): New structure.
8196 (vect_check_gather_scatter): Return a bool rather than a decl.
8197 Replace return-by-pointer arguments with a single
8198 gather_scatter_info *.
8199 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
8200 (vect_analyze_data_refs): Update call accordingly.
8201 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
8202 (vectorizable_mask_load_store): Likewise. Also record the
8203 offset dt and vectype in the gather_scatter_info.
8204 (vectorizable_store): Likewise.
8205 (vectorizable_load): Likewise.
8207 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8209 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
8210 strided groups, use the cost of N scalar accesses instead
8211 of ncopies vector accesses.
8212 (vect_model_load_cost): Likewise.
8214 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8216 * tree-vect-stmts.c (vect_cost_group_size): Delete.
8217 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
8218 variable to indicate when once-per-group costs are being used.
8219 (vect_model_load_cost): Likewise. Fix comment and misindented code.
8221 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8223 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
8224 peeling-for-gaps condition.
8226 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8228 * config/s390/s390.c (s390_expand_vec_init): Force initializer
8229 element to register if it doesn't match general_operand.
8231 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
8232 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8234 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8236 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8237 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8238 (SIGNBIT): New mode iterator.
8239 (Fsignbit): New mode attribute.
8240 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8241 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8242 when direct moves are available.
8243 (signbit<mode>2_dm): New define_insn_and_split).
8244 (signbit<mode>2_dm2): New define_insn.
8246 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8248 PR rtl-optimization/71594
8249 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8250 into subregs of appropriate mode before trying to emit a conditional
8253 2016-07-05 Jan Hubicka <jh@suse.cz>
8255 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8256 (simple_iv): Use it.
8258 2016-07-05 Jan Hubicka <jh@suse.cz>
8260 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8262 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8264 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8267 2016-07-05 Jan Hubicka <jh@suse.cz>
8269 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8272 2016-07-05 Richard Biener <rguenther@suse.de>
8274 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8275 Handle empty else block.
8276 (is_feasible_trace): Likewise.
8277 (split_paths): Likewise.
8279 2016-07-05 Richard Biener <rguenther@suse.de>
8281 * tree-loop-distribution.c (distribute_loop): Fix issue with
8282 the cost model loop.
8284 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8286 * config/arm/neon-testgen.ml: Delete.
8287 * config/arm/neon.ml: Delete.
8289 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8292 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8293 directly using TREE_PURPOSE.
8295 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8297 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8298 * config/aarch64/aarch64_neon.h: Likewise.
8299 * config/aarch64/arm_neon.h: Likewise.
8300 * config/aarch64/atomics.md: Likewise.
8301 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8302 * doc/invoke.texi: Likewise.
8304 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8306 * config/s390/s390.md: Add "z13" cpu_facility.
8307 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8308 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8309 condition" type instructions.
8311 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8312 Jeff Law <law@redhat.com>
8314 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8315 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8317 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8319 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8320 permutation for TARGET_AVX512F.
8321 (ix86_expand_vec_one_operand_perm_avx512): New function.
8322 (expand_vec_perm_1): Invoke introduced function.
8323 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8324 it may be not valid after vectorization.
8326 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8329 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8330 typo in comment. Only force to memory if it is a weak
8333 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8334 Jiong Wang <jiong.wang@arm.com>
8336 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8337 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8338 (AARCH64_FL_F16): New.
8339 (AARCH64_FL_FOR_ARCH8_2): New.
8340 (AARCH64_ISA_8_2): New.
8341 (AARCH64_ISA_F16): New.
8342 (TARGET_FP_F16INST): New.
8343 (TARGET_SIMD_F16INST): New.
8344 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8345 ("fp"): Disabling "fp" also disables "fp16".
8346 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8347 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8348 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8349 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8351 2016-07-04 Jan Beulich <jbeulich@suse.com>
8353 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8355 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8358 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8359 the insns, use an insn form that does not adjust the offset on
8360 little endian systems.
8362 2016-07-01 Jan Beulich <jbeulich@suse.com>
8364 * varasm.c (get_variable_section): Validate initializer in
8365 named .bss-like sections.
8367 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8369 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8370 Exchange the order of the second and third operands in the vpermr
8371 instruction tmeplate.
8373 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8376 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8377 Disallow TDmode values.
8379 2016-07-01 Alan Modra <amodra@gmail.com>
8381 PR rtl-optimization/71709
8382 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8383 being set, not referenced.
8385 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8387 PR tree-optimization/70729
8388 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8389 of loop since it can be not valid after transformation.
8391 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8393 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8394 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8396 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8398 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8401 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8404 * config/rs6000/constraints.md (wY constraint): New constraint to
8405 match the requirements for the LXSD and STXSD instructions.
8406 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8407 predicate to match the requirements for the LXSD and STXSD
8409 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8410 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8411 to make sure that the bottom 2 bits of offset are 0, the address
8412 form is offsettable, and no updating is done in the address mode.
8413 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8414 (movdi_internal32): Likewise
8415 (movdi_internal64): Likewise.
8417 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8419 PR tree-optimization/71707
8420 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8421 strinfo even for ADDR_EXPR ptr.
8423 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8425 * config/rs6000/altivec.md (darn_32): Change the condition to
8426 TARGET_P9_MISC instead of TARGET_MODULO.
8427 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8428 condition expression.
8429 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8430 condition expression.
8431 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8432 (DFP_TEST): New code iterator.
8433 (dfptstsfi_<code>_mode>): New define_expand.
8434 (*dfp_sgnfcnc_<mode>): New define_insn.
8435 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8436 definition next to BU_P9_MISC_1 definition and change the MASK
8437 value to RS6000_BTM_P9_MISC.
8438 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8439 (BU_P9_64BIT_MISC_0): Likewise.
8440 (BU_P9_DFP_MISC_0): New macro definition.
8441 (BU_P9_DFP_MISC_1): New macro definition.
8442 (BU_P9_DFP_MISC_2): New macro definition.
8443 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8444 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8445 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8446 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8447 (TSTSFI_LT_TD): Likewise.
8448 (TSTSFI_EQ_DD): Likewise.
8449 (TSTSFI_EQ_TD): Likewise.
8450 (TSTSFI_GT_DD): Likewise.
8451 (TSTSFI_GT_TD): Likewise.
8452 (TSTSFI_OV_DD): Likewise.
8453 (TSTSFI_OV_TD): Likewise.
8454 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8455 (TSTSFI_LT_DD): Likewise.
8456 (TSTSFI_LT_TD): Likewise.
8457 (TSTSFI_EQ): Likewise.
8458 (TSTSFI_EQ_DD): Likewise.
8459 (TSTSFI_EQ_TD): Likewise.
8460 (TSTSFI_GT): Likewise.
8461 (TSTSFI_GT_DD): Likewise.
8462 (TSTSFI_GT_TD): Likewise.
8463 (TSTSFI_OV): Likewise.
8464 (TSTSFI_OV_DD): Likewise.
8465 (TSTSFI_OV_TD): Likewise.
8466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8467 overloaded test significance functions.
8468 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8469 OPTION_MASK_P9_MISC into the representation of this mask.
8470 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8472 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8473 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8475 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8476 argument is a 6-bit unsigned literal value if the icode argument
8477 represents a DFP test significance built-in call.
8478 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8479 flag used independently and in combination with the
8480 RS6000_BTM_64BIT flag.
8481 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8482 (rs6000_builtin_mask_names): Add entry for power9-misc
8483 command-line option.
8484 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8485 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8486 RS6000_BTM_P9_MISC macros.
8487 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8488 option and change the description of the -mpower9-vector option to
8489 enable only vector instructions, removing its erroneously claimed
8490 support for scalar instructions.
8491 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8492 the ISA 3.0 digital floating point test significance built-in
8495 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8497 * config/aarch64/aarch64.c (cortexa35_tunings):
8498 Enable AES fusion. Use cortexa57_branch_cost.
8499 (cortexa53_tunings): Use cortexa57_branch_cost.
8500 (cortexa72_tunings): Use cortexa57_branch_cost.
8501 Use AUTOPREFETCHER_WEAK.
8502 (cortexa73_tunings): Use cortexa57_branch_cost.
8504 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8505 James Greenhalgh <james.greenhalgh@arm.com>
8507 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8508 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8509 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8510 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8511 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8512 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8513 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8514 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8515 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8516 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8517 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8518 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8519 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8522 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8523 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8525 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8527 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8529 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8532 * gcc.c (driver::build_option_suggestions): Pass "option" to
8533 add_misspelling_candidates.
8534 * opts-common.c (add_misspelling_candidates): Add "option" param;
8535 use it to avoid adding negated forms for options marked with
8537 * opts.h (add_misspelling_candidates): Add "option" param.
8539 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8542 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8543 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8544 first when permuting bitwise operation with rotate. Cast
8545 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8547 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8549 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8550 for misspelled param names.
8551 * params.c: Include spellcheck.h.
8552 (find_param_fuzzy): New function.
8553 * params.h (find_param_fuzzy): New prototype.
8554 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8555 * spellcheck.h (struct edit_distance_traits<const char *>):
8558 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8560 * config/rs6000/predicates.md (const_0_to_7_operand): New
8561 predicate, recognize 0..7.
8562 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8563 support for doing extracts from V16QImode, V8HImode, V4SImode
8565 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8566 vector extract support.
8567 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8568 for ISA 3.0 vector extract.
8569 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8570 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8571 extracts of a constant element number from small integer vectors
8572 on 64-bit ISA 3.0 systems.
8573 (vsx_extract_<mode>_di): Likewise.
8574 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8575 say when we can do ISA 3.0 vector extracts.
8576 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8577 registers, using the stxsiwx instruction.
8579 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8581 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8582 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8583 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8584 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8585 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8586 * config/arm/arm.c (arm_qdf24xx_tune): New.
8588 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8590 * config/aarch64/aarch64.c (cortexa53_tunings):
8591 Increase loop alignment to 8. Set function alignment to 16.
8592 (cortexa35_tunings): Likewise.
8593 (cortexa57_tunings): Increase loop alignment to 8.
8594 (cortexa72_tunings): Likewise.
8595 (cortexa73_tunings): Likewise.
8597 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8599 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
8600 for arm_fp16_ok and arm_fp16_hw.
8601 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
8602 arm_fp16_alternative.
8604 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
8606 PR tree-optimization/71655
8607 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
8608 types when swapping operands.
8610 2016-06-29 Martin Liska <mliska@suse.cz>
8613 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
8614 * ipa-inline-transform.c (inline_call): Remove unnecessary call
8615 of build_optimization_node.
8617 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
8619 PR tree-optimization/70729
8620 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
8621 independent in loops having positive safelen value.
8622 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8623 it may be not valid after vectorization.
8625 2016-06-29 Jakub Jelinek <jakub@redhat.com>
8627 PR tree-optimization/71625
8628 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
8629 is sorted by ascending list->offset. If PTR is non-NULL and there is
8630 previous strinfo, call get_stridx_plus_constant.
8631 (get_stridx): Pass exp as second argument to get_addr_stridx.
8632 (addr_stridxptr): Add missing list = list->next, so that there can be
8633 more than one entries in the list. Bump limit from 16 to 32. Ensure
8634 the list is sorted by ascending list->offset.
8635 (get_stridx_plus_constant): Adjust so that it can be also called with
8636 ADDR_EXPR instead of SSA_NAME as PTR.
8637 (handle_char_store): Pass NULL_TREE as second argument to
8640 2016-06-29 Richard Biener <rguenther@suse.de>
8642 PR rtl-optimization/68961
8643 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
8645 2016-06-29 Richard Biener <rguenther@suse.de>
8648 * alias.c (component_uses_parent_alias_set_from): Handle
8649 type punning through union accesses by using the union alias set.
8650 * gimple.c (gimple_get_alias_set): Remove union type punning case.
8652 2016-07-29 Richard Biener <rguenther@suse.de>
8654 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
8655 precision not matching mode precision.
8657 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
8659 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
8660 pa_output_arg_descriptor.
8661 (call_val_symref_64bit_post_reload): Likewise.
8662 (call_val_powf_64bit_post_reload): Likewise.
8663 (sibcall_internal_symref_64bit): Likewise.
8664 (sibcall_value_internal_symref_64bit): Likewise.
8666 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8669 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
8670 a constant, force its SUBREG_REG into memory or register instead
8673 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8676 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
8677 * doc/invoke.texi (AVR Options): Document it.
8679 2016-06-28 Walter Lee <walt@tilera.com>
8681 * config/tilegx/linux.h: Do not include arch/icache.h
8682 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8683 * config/tilepro/linux.h: Do not include arch/icache.h
8684 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8686 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
8688 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
8689 for big-endian BIT_FIELD_REF.
8691 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
8693 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
8694 ('size' attribute): Add '128'.
8696 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
8697 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
8698 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
8699 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
8700 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
8701 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
8702 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
8703 *trunc<mode>df2_odd): Set size attribute to '128'.
8704 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
8705 * config/rs6000/power6.md (power6-fp): Include dfp type.
8706 * config/rs6000/power7.md (power7-fp): Likewise.
8707 * config/rs6000/power8.md (power8-fp): Likewise.
8708 * config/rs6000/power9.md: New file.
8709 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
8710 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
8711 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
8713 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
8714 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8715 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
8716 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
8717 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
8718 dfp_dscri_<mode>): Change type attribute to dfp.
8719 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
8720 attribute to vecsimple.
8721 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
8722 and prefetch streams.
8723 (rs6000_option_override_internal): Remove temporary code setting
8724 tuning to power8. Don't set rs6000_sched_groups for power9.
8725 (last_scheduled_insn): Change to rtx_insn *.
8726 (divide_cnt, vec_load_pendulum): New variables.
8727 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
8728 (rs6000_issue_rate): Set issue rate for Power9.
8729 (is_power9_pairable_vec_type): New.
8730 (power9_sched_reorder2): New.
8731 (rs6000_sched_reorder2): Call new function for Power9 specific
8733 (insn_must_be_first_in_group): Remove Power9.
8734 (insn_must_be_last_in_group): Likewise.
8735 (force_new_group): Likewise.
8736 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
8737 Initialize divide_cnt/vec_load_pendulum.
8738 (_rs6000_sched_context, rs6000_init_sched_context,
8739 rs6000_set_sched_context): Handle context save/restore of new
8742 2016-06-28 Richard Biener <rguenther@suse.de>
8744 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
8745 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
8746 COMPONENT_REF operand.
8747 (nonoverlapping_component_refs_p): Likewise.
8748 * stor-layout.c (start_bitfield_representative): Mark
8749 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
8751 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8753 * Makefile.in: Don't cat ../stage_current if it does not exist.
8755 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
8756 last argument is a bit-field.
8758 PR rtl-optimization/71673
8759 * internal-fn.c (expand_arith_overflow_result_store): Use
8760 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
8761 expand_simple_binop.
8764 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
8765 expand_ifn_atomic_compare_exchange): New functions.
8766 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
8767 * tree.h (build_call_expr_internal_loc): Rename to ...
8768 (build_call_expr_internal_loc_array): ... this. Fix up type of
8770 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
8771 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
8772 ATOMIC_COMPARE_EXCHANGE result.
8773 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
8774 * gimple-fold.h (optimize_atomic_compare_exchange_p,
8775 fold_builtin_atomic_compare_exchange): New prototypes.
8776 * gimple-fold.c (optimize_atomic_compare_exchange_p,
8777 fold_builtin_atomic_compare_exchange): New functions..
8778 * tree-ssa.c (execute_update_addresses_taken): If
8779 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
8780 of call when finding addressable vars, and if such var becomes
8781 non-addressable, call fold_builtin_atomic_compare_exchange.
8783 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8786 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8787 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8789 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8791 * config/rs6000/rs6000.md ('type' attribute): Add
8792 veclogical,veccmpfx,vecexts,vecmove insn types.
8793 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8794 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8795 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8796 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8797 *nabs<mode>2_hw): Change type to vecmove.
8798 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8799 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8800 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8801 *ieee_128bit_vsx_abs<mode>2_internal,
8802 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8803 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8804 *ieee128_mtvsrd_32bit): Change type to veclogical.
8805 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8806 *movdi_internal32, *movdi_internal64): Update insn types.
8807 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8808 vsx_extract_<mode>): Change type to veclogical.
8809 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8810 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8811 *vsx_sign_extend_si_v2di): Change type to vecexts.
8812 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8814 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8815 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8816 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8817 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8818 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8819 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8820 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8821 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8822 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8823 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8824 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8825 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8826 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8827 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8828 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8829 (ppc7450-vecsimple): Add veclogical, vecmove.
8830 (ppc7450-veccmp): Add veccmpfx.
8831 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8833 (ppc8540_vector_compare): Add veccmpfx.
8834 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8835 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8836 (cell-vecsimple): Add veclogical, vecmove.
8837 (cell-veccmp): Add veccmpfx.
8838 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8839 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8841 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8842 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8843 (power4-vecsimple): Add veclogical, vecmove.
8844 (power4-veccmp): Add veccmpfx.
8845 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8846 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8847 (power6-vecsimple): Add veclogical, vecmove.
8848 (power6-veccmp): Add veccmpfx.
8849 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8850 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8851 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8852 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8853 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8854 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8855 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8857 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8859 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8862 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8863 OPTION_MASK_P9_DFORM_VECTOR.
8864 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8865 disable -mpower9-dform-vector when using reload.
8866 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8867 New 'strict' argument. Update all callers. Add strict addressing
8869 (rs6000_legitimate_offset_address_p): Remove call to
8870 virtual_stack_registers_memory_p.
8871 (rs6000_legitimize_reload_address): Add quad address support.
8872 (rs6000_legitimate_address_p): Move call to quad_address_p above
8873 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8874 to account for new strict usage.
8875 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8876 for new strict usage.
8877 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8879 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8886 * config/i386/i386.c (ix86_spill_class): Disable condition to
8887 always return NO_REGS.
8889 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8891 * predict.c: Include gimple-pretty-print.h
8892 (predicted_by_loop_heuristics_p): Check also
8893 PRED_LOOP_EXIT_WITH_RECURSION
8894 (predict_loops): Find self recursive calls and use special purpose
8895 predictors for them; dump log about decisions.
8896 (pass_profile::execute): Dump info about #of iterations.
8897 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8898 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8900 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8902 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8903 output_asm_insn calls and shorten long lines. Output .CALL
8904 argument descriptor using pa_output_arg_descriptor. Add various
8905 inline $$dyncall and other optimizations.
8906 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8908 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8910 PR tree-optimization/71643
8911 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8914 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8915 leak a bitmap if dep_bb is NULL.
8917 PR tree-optimization/71631
8918 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8919 to rewrite_expr_tree even if negate_result, move new_lhs var
8920 declaration and initialization earlier, for powi_result set afterwards
8921 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8922 if new_lhs != lhs, and don't shadow gsi var.
8924 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8926 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8927 Add in_loop parameter.
8928 (predict_loops): Add loop guard heuristics.
8929 * predict.def (PRED_LOOP_GUARD): New heuristics.
8931 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8933 * predict.c: Include ipa-utils.h
8934 (tree_bb_level_prediction): Predict recursive calls.
8935 (tree_estimate_probability_bb): Skip inexpensive calls for call
8937 * predict.def (PRED_RECURSIVE_CALL): New.
8939 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8941 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8942 (BU_FLOAT128_1): Likewise.
8944 (COPYSIGNQ): Likewise.
8945 (RS6000_BUILTIN_NANQ): Likewise.
8946 (RS6000_BUILTIN_NANSQ): Likewise.
8947 (RS6000_BUILTIN_INFQ): Likewise.
8948 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8949 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8950 (TARGET_FOLD_BUILTIN): New #define.
8951 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8952 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8953 (rs6000_fold_builtin): New target hook implementation, handling
8954 folding of 128-bit NaNs and infinities.
8955 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8956 entries are filled in to avoid problems during bootstrap
8957 self-test; define builtins for 128-bit NaNs and infinities.
8958 (rs6000_opt_mask): Add entry for float128.
8959 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8960 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8961 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8962 (const_str_type_node): New #define.
8963 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8964 to a define_expand that dispatches to either copysign<mode>3_soft
8965 or copysign<mode>3_hard.
8966 (copysign<mode>3_hard): Rename from copysign<mode>3.
8967 (copysign<mode>3_soft): New define_insn.
8968 * doc/extend.texi: Document new builtins.
8970 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8972 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8973 PRIu64 instead of lu.
8975 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8978 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8981 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8983 PR tree-optimization/71647
8984 * omp-low.c (lower_rec_input_clauses): Convert
8985 omp_clause_aligned_alignment (c) to size_type_node for the
8986 last argument of __builtin_assume_aligned.
8988 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8990 * configure.ac (calling ___tls_get_addr via GOT): New
8991 assembler/linker check.
8992 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8993 assembler and linker supports calling ___tls_get_addr via GOT.
8994 Otherise, defined to 0.
8995 * config.in: Regenerated.
8996 * configure: Likewise.
8997 * config/i386/constraints.md (Yb): New constraint.
8998 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8999 (REG_CLASS_NAMES): Likewise.
9000 (REG_CLASS_CONTENTS): Likewise.
9001 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9002 the b constraint with the Yb constraint. Call ___tls_get_addr
9003 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9005 (*tls_local_dynamic_base_32_gnu): Likewise.
9006 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9007 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9008 (*tls_local_dynamic_base_64_<mode>): Likewise.
9010 2016-06-24 Martin Liska <mliska@suse.cz>
9012 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9013 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9015 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9016 argument to true if the expected number of iterations is
9019 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9021 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9022 assemble for 32bit target.
9023 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9024 and $ld_ix86_gld_32_opt to link for 32bit target.
9025 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9026 * configure: Regenerate.
9028 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9030 * config/arm/arm.c (int_log2): Delete definition and prototype.
9031 (shift_op): Use exact_log2 instead of int_log2.
9032 (vfp3_const_double_for_fract_bits): Likewise.
9034 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9036 * internal-fn.c (expand_arith_set_overflow): New function.
9037 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
9039 (expand_arith_overflow_result_store): Likewise. Handle precision
9040 smaller than mode precision.
9041 * tree-vrp.c (extract_range_basic): For imag part, handle
9042 properly signed 1-bit precision result.
9043 * doc/extend.texi (__builtin_add_overflow): Document that last
9044 argument can't be pointer to enumerated or boolean type.
9045 (__builtin_add_overflow_p): Document that last argument can't
9046 have enumerated or boolean type.
9048 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9049 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9051 * config/rs6000/predicates.md (splat_input_operand): Rework.
9052 Don't allow constants, since the insns that use this predicate
9053 don't support constants. Constants are handled by other insns
9054 that are created via combine. During and after register
9055 allocation, only allow indexed or indirect addresses, and not
9056 general addresses. Only allow modes supported by the hardware.
9057 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
9058 comment. Move check for using VSPLTIS<x> to a common location,
9059 instead of doing it in two different places.
9061 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
9063 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9064 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
9065 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
9066 signature_CENTAUR_ebx.
9068 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
9072 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
9073 (as_ix86_gas_32_opt): This.
9074 (ld_ix86_tls_ldm_opt): Renamed to ...
9075 (ld_ix86_gld_32_opt): This.
9076 (R_386_TLS_LDM reloc): Updated.
9077 (R_386_GOT32X reloc): New assembler/linker check.
9078 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
9079 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
9081 * config.in: Regenerated.
9082 * configure: Likewise.
9083 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
9084 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
9085 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
9086 if ix86_force_load_from_GOT_p returns true.
9087 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
9088 ix86_force_load_from_GOT_p returns true.
9089 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
9090 the external function address via the GOT slot.
9091 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
9092 HAVE_AS_IX86_GOT32X before returning false.
9093 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
9094 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
9096 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
9098 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
9100 2016-06-23 Andi Kleen <ak@linux.intel.com>
9102 * Makefile.in: Regenerate.
9103 * doc/install.texi: Document autoprofiledbootstrap.
9105 2016-06-23 Andi Kleen <ak@linux.intel.com>
9107 * config/i386/gcc-auto-profile: New file.
9109 2016-06-23 Martin Liska <mliska@suse.cz>
9112 * predict.c (predict_loops): Revert the hunk that was removed
9115 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
9117 * config.gcc: Add support for arm*-*-phoenix* targets.
9118 * config/arm/t-phoenix: New.
9119 * config/phoenix.h: New.
9121 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
9122 H.J. Lu <hongjiu.lu@intel.com>
9125 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
9126 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
9127 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
9128 ix86_force_load_from_GOT_p returns true.
9129 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
9130 ix86_force_load_from_GOT_p returns true.
9131 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
9132 ix86_force_load_from_GOT_p returns true.
9133 (ix86_expand_move): Load the external function address via the
9134 GOT slot if ix86_force_load_from_GOT_p returns true.
9135 * config/i386/predicates.md (x86_64_immediate_operand): Return
9136 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
9137 (x86_64_zext_immediate_operand): Ditto.
9139 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
9141 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
9143 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9146 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9147 * diagnostic.c (pedwarn_at_rich_loc): New function.
9148 * spellcheck.h (best_match::best_match): Add a
9149 "best_distance_so_far" optional parameter.
9150 (best_match::set_best_so_far): New method.
9151 (best_match::get_best_distance): New accessor.
9152 (best_match::get_best_candidate_length): New accessor.
9154 2016-06-22 Nick Clifton <nickc@redhat.com>
9156 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
9157 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
9158 modes are accepted as well.
9159 (ucompare_loc_descriptor): Likewise.
9160 (minmax_loc_descriptor): Likewise.
9161 (clz_loc_descriptor): Likewise.
9162 (popcount_loc_descriptor): Likewise.
9163 (bswap_loc_descriptor): Likewise.
9164 (rotate_loc_descriptor): Likewise.
9165 (mem_loc_descriptor): Likewise.
9166 (loc_descriptor): Likewise.
9168 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9170 * common.opt (fdiagnostics-parseable-fixits): New option.
9171 * diagnostic.c: Include "selftest.h".
9172 (print_escaped_string): New function.
9173 (print_parseable_fixits): New function.
9174 (diagnostic_report_diagnostic): Call print_parseable_fixits.
9175 (selftest::assert_print_escaped_string): New function.
9176 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
9177 (selftest::test_print_escaped_string): New function.
9178 (selftest::test_print_parseable_fixits_none): New function.
9179 (selftest::test_print_parseable_fixits_insert): New function.
9180 (selftest::test_print_parseable_fixits_remove): New function.
9181 (selftest::test_print_parseable_fixits_replace): New function.
9182 (selftest::diagnostic_c_tests): New function.
9183 * diagnostic.h (struct diagnostic_context): Add field
9184 "parseable_fixits_p".
9185 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9186 -fdiagnostics-parseable-fixits.
9187 (-fdiagnostics-parseable-fixits): New option.
9188 * opts.c (common_handle_option): Handle
9189 -fdiagnostics-parseable-fixits.
9190 * selftest-run-tests.c (selftest::run_tests): Call
9191 selftest::diagnostic_c_tests.
9192 * selftest.h (selftest::diagnostic_c_tests): New prototype.
9194 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
9196 PR tree-optimization/71488
9197 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
9198 comparison of boolean vectors.
9199 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
9200 of boolean vectors using bitwise operations.
9202 2016-06-22 Andreas Schwab <schwab@suse.de>
9204 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
9207 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
9209 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
9211 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
9213 * config/i386/i386.c (print_reg): Emit an error message on attempt to
9216 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9218 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
9219 * config/arm/arm-cores.def (cortex-a73): New entry.
9220 (cortex-a73.cortex-a35): Likewise.
9221 (cortex-a73.cortex-a53): Likewise.
9222 * config/arm/arm-tables.opt: Regenerate.
9223 * config/arm/arm-tune.md: Likewise.
9224 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
9225 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9226 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
9227 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9228 * doc/invoke.texi (ARM Options): Document cortex-a73,
9229 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
9231 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9233 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9234 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9235 (cortex-a73.cortex-a35): Likewise.
9236 (cortex-a73.cortex-a53): Likewise.
9237 * config/aarch64/aarch64-tune.md: Regenerate.
9238 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9239 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9242 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9244 * configure.ac (gcc_cv_as_compress_debug): Remove
9245 --compress-debug-sections as extra as switch.
9246 Handle gas --compress-debug-sections=type.
9247 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9248 Handle gld --compress-debug-sections=type.
9249 * configure: Regenerate.
9251 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9253 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9255 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9257 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9258 (do_rewrite): likewise.
9260 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9262 * common/config/mep/mep-common.c: Remove.
9263 * config.gcc: Remove mep-* support.
9264 * config/mep/constraints.md: Remove.
9265 * config/mep/default.h: Remove.
9266 * config/mep/intrinsics.h: Remove.
9267 * config/mep/intrinsics.md: Remove.
9268 * config/mep/ivc2-template.h: Remove.
9269 * config/mep/mep-c5.cpu: Remove.
9270 * config/mep/mep-core.cpu: Remove.
9271 * config/mep/mep-default.cpu: Remove.
9272 * config/mep/mep-ext-cop.cpu: Remove.
9273 * config/mep/mep-intrin.h: Remove.
9274 * config/mep/mep-ivc2.cpu: Remove.
9275 * config/mep/mep-pragma.c: Remove.
9276 * config/mep/mep-protos.h: Remove.
9277 * config/mep/mep.c: Remove.
9278 * config/mep/mep.cpu: Remove.
9279 * config/mep/mep.h: Remove.
9280 * config/mep/mep.md: Remove.
9281 * config/mep/mep.opt: Remove.
9282 * config/mep/predicates.md: Remove.
9283 * config/mep/t-mep: Remove.
9284 * doc/install.texi: Remove mep-* documentation.
9285 * doc/md.texi: Likewise.
9287 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9289 * config.gcc: Remove support for avr-rtems.
9290 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9291 * config/avr/rtems.h: Remove.
9292 * config/avr/t-rtems: Remove.
9294 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9296 * config.gcc: Remove m32r-rtems support.
9297 * config/m32r/rtems.h: Remove.
9299 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9301 * config.gcc: Remove h8300-rtems support.
9302 * config/h8300/rtems.h: Remove.
9303 * config/h8300/t-rtems: Remove.
9305 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9307 * config.gcc: Remove support for knetbsd.
9308 * configure.ac: Likewise.
9309 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9310 * config/knetbsd-gnu.h: Remove.
9311 * configure: Regenerate.
9313 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9315 * config.gcc: Remove support for openbsd 2 and 3.
9316 * config/openbsd-oldgas.h: Remove.
9318 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9320 * config.gcc: Remove interix support.
9321 * config/i386/i386-interix.h: Remove.
9322 * config/i386/interix.opt: Remove.
9323 * config/i386/t-interix: Remove.
9324 * configure: Regenerate.
9325 * configure.ac: Remove interix support.
9326 * doc/install.texi: Remove interix documentation.
9328 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9330 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9331 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9334 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9336 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9337 they are both PLACEHOLDER_EXPRs.
9339 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9341 * stor-layout.c (layout_type): Move setting complex MODE to
9342 layout_type, instead of setting it ahead of time by the caller.
9343 * tree.c (build_complex_type): Likewise.
9345 2016-06-21 Martin Liska <mliska@suse.cz>
9347 * predict.c (force_edge_cold): Replace imposisble with
9350 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9352 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9353 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9355 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9357 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9359 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9360 Ilya Enkovich <ilya.enkovich@intel.com>
9363 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9364 New member function to convert V1TImode register to SUBREG
9365 TImode in debug insn.
9366 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9367 after changing register mode to V1TImode.
9369 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9371 * config/aarch64/aarch64-cores.def (vulcan): New core.
9372 * config/aarch64/aarch64-tune.md: Regenerate.
9373 * doc/invoke.texi: Document vulcan as an available option.
9375 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9377 * cse.c (canon_asm_operands): New function extracted from...
9378 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9379 either standalone or member of a PARALLEL.
9381 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9384 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9385 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9386 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9388 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9391 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9392 constant addresses if can_create_pseudo_p.
9394 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9396 PR tree-optimization/71588
9397 * tree-ssa-strlen.c (valid_builtin_call): New function.
9398 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9401 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9404 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9405 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9406 for conversion of scalar user var to complex type and use the
9407 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9410 PR rtl-optimization/71591
9411 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9412 don't run any tests.
9414 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9417 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9418 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9419 space for PIC with non-v32 and the common non-PIC "jump".
9421 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9424 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9425 returned values and add UN*/LTGT/*ORDERED cases with values matching
9426 D operand modifier on vcmp for AVX.
9428 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9430 * config/aarch64/aarch64.opt
9431 (mpc-relative-literal-loads): Rename internal option name.
9432 * config/aarch64/aarch64.c
9433 (aarch64_nopcrelative_literal_loads): Rename to
9434 aarch64_pcrelative_literal_loads.
9435 (aarch64_expand_mov_immediate): Likewise.
9436 (aarch64_secondary_reload): Likewise.
9437 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9438 (aarch64_override_options_after_change_1): Rename and simplify logic.
9439 (aarch64_classify_symbol): Merge large model checks into switch,
9440 remove pc-relative load check.
9442 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9444 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9445 costs relative to the cost of a register move.
9447 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9449 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9450 (vcvt_n_f64_u64): Likewise.
9451 (vcvt_n_s64_f64): Likewise.
9452 (vcvt_n_u64_f64): Likewise.
9453 (vcvt_f64_s64): Likewise.
9454 (vrecpe_f64): Likewise.
9455 (vcvt_f64_u64): Likewise.
9456 (vrecps_f64): Likewise.
9458 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9460 * config/aarch64/aarch64.md
9461 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9463 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9465 * config/aarch64/aarch64-builtins.c
9466 (aarch64_types_binop_uss_qualifiers): Delete.
9467 (TYPES_BINOP_USS): Likewise.
9468 (aarch64_types_binop_sus_qualifiers): Likewise.
9469 (TYPES_BINOP_SUS): Likewise.
9470 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9471 (TYPES_FCVTIMM_SUS): Likewise.
9472 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9474 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9475 (fcvtzs): Use SHIFTIMM rather than BINOP.
9476 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9478 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9480 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9481 costs relative to the cost of a register move.
9483 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9485 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9486 Allow scalar/single vector modes to be tieable.
9488 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9490 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9492 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9494 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9496 * tree.h (TYPE_ALIGN): Likewise.
9498 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9501 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9503 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9505 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9506 literal" build warnings.
9507 (avr_print_operand_address): Dito.
9509 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9512 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9513 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9515 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9517 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9519 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9522 * reload1.c (reload): Pass 0 to finish_spills when called because
9523 update_eliminables_and_spill returns true and remove did_spill.
9524 (finish_spills): Adjust comment and document GLOBAL parameter.
9526 2016-06-17 DJ Delorie <dj@redhat.com>
9529 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9530 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9531 (umulqihi3_virt): Likewise.
9532 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9533 (umulqihi3_real): Likewise.
9535 2016-06-17 Martin Liska <mliska@suse.cz>
9537 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9539 2016-06-17 Martin Liska <mliska@suse.cz>
9541 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9543 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9545 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9547 (vaddq_f32): Likewise.
9548 (vmul_f32): Likewise.
9549 (vmulq_f32): Likewise.
9550 (vsub_f32): Likewise.
9551 (vsubq_f32): Likewise.
9553 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9555 PR tree-optimization/71347
9556 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9557 cost for all uses in group.
9559 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9561 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9562 insert gimple seq if it's not empty.
9564 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9566 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9568 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9570 (comp_dr_with_seg_len_pair): Ditto.
9571 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9572 struct dr_with_seg_len_pair against DR_OFFSET.
9573 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9576 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9578 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9580 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9582 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9583 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9584 (pa_output_millicode_call): Likewise.
9585 (pa_output_call): Likewise.
9586 (pa_output_indirect_call): Likewise.
9587 (pa_asm_output_mi_thunk): Likewise.
9589 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9591 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9593 2016-06-16 Martin Liska <mliska@suse.cz>
9595 * predict.c (combine_predictions_for_insn): When we find a first
9596 match predictor, we should consider just predictors with
9597 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9598 DS theory predictor.
9599 (combine_predictions_for_bb): Likewise.
9601 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9603 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
9604 with base of reference to struct.
9606 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9608 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
9610 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9613 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
9614 progmem_swtable_section.
9615 (progmem_swtable_section): Remove.
9616 (avr_asm_function_rodata_section): Remove.
9617 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9618 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
9620 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
9622 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9623 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
9624 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
9625 signature_CENTAUR_ebx.
9626 * config/i386/i386.c (ix86_option_override_internal): Add
9627 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
9628 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
9629 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
9631 2016-06-16 Martin Liska <mliska@suse.cz>
9633 * predict.def: Add fortran loop preheader predictor.
9634 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
9635 fold IFN_BUILTIN_EXPECT with a known constant argument.
9637 2016-06-16 Martin Liska <mliska@suse.cz>
9639 * predict.def: Add 'Fortran' to display text of all
9640 PRED_FORTRAN_* predictors.
9642 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9645 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
9646 [IA64_BUILTIN_NANSQ]: Ditto.
9647 (ia64_fold_builtin): New function.
9648 (TARGET_FOLD_BUILTIN): New define.
9649 (ia64_init_builtins) Declare const_string_type node.
9650 Add __builtin_nanq and __builtin_nansq builtin functions.
9651 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
9653 2016-06-16 Nick Clifton <nickc@redhat.com>
9655 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
9656 MSP430_HWMULT_ prefix to enum values.
9657 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
9658 * config/msp430/msp430.c: Update use of enum values.
9659 * config/msp430/msp430.md: Likewise.
9660 * config/msp430/msp430.opt: Likewise.
9662 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
9664 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
9665 of comparsions in the last iteration.
9667 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9668 Joern Rennecke <joern.rennecke@embecosm.com>
9670 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
9672 (arc_needs_pcl_p): Add GOTOFFPC.
9673 (arc_legitimate_pic_addr_p): Likewise.
9674 (arc_output_pic_addr_const): Likewise.
9675 (arc_legitimize_pic_address): Generate a pc-relative address using
9677 (arc_output_libcall): Use @pcl syntax.
9678 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
9679 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
9680 (*movsi_insn): Use @pcl syntax.
9681 (doloop_begin_i): Likewise.
9683 2016-06-16 Martin Liska <mliska@suse.cz>
9685 * predict.def: Define a new predictor.
9687 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9689 * config/arc/arc.opt (mtp-regno): Update text.
9691 2016-06-16 Renlin Li <renlin.li@arm.com>
9693 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
9695 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9698 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9699 (setcc + and peephole2): Likewise.
9701 PR rtl-optimization/71532
9702 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
9705 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9707 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
9708 DImode constants with XXSPLTIB in vector registers.
9709 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
9710 vsx_extract_<mode>_internal{1,2} into a single insn that handles
9711 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
9712 extraction of the element at the top of the register as a scalar
9714 (vsx_extract_<mode>_internal1): Likewise.
9715 (vsx_extract_<mode>_internal2): Likewise.
9716 * config/rs6000/constraints.md (wi constraint): Remove a comment
9717 about DImode not being allowed in Altivec registers.
9718 (wB constraint): New constraint for constants that can be
9719 generated in Altivec registers with VSPLTISW/VUPKHSW.
9720 * config/rs6000/predicates.md (xxspltib_constant_split): Update
9722 (xxspltib_constant_nosplit): Likewise.
9723 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
9724 support for -mupper-regs-di to enable DImode to go into Altivec
9726 (POWERPC_MASKS): Likewise.
9727 (power7 cpu): Likewise.
9728 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
9729 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
9730 for DImode being allowed in Altivec registers. Update wi/wj
9731 constraints. Set scalar_in_vmx_p flag.
9732 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
9733 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
9734 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
9735 (rs6000_opt_masks): Add -mupper-regs-di.
9736 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
9737 direct move to use wi and not wj.
9739 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
9741 (floatunssi<mode>2_lfiwzx_mem): Likewise.
9742 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
9743 any VSX register, instead of just Altivec registers, to allow
9744 either operand to be an Altivec register or both.
9745 (fixuns_trunc<mode>di2_fctiduz): Likewise.
9746 (movdi_internal32): Add support for -mupper-regs-di. Add support
9747 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
9748 the alternatives and attributes to be lined up to be easier to
9750 (movdi_internal64): Likewise.
9751 (64-bit DImode splitters): Change predicates to only split loading
9752 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
9753 load constants in ISA 3.0 or ISA 2.07 respectively.
9754 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9755 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
9756 mention -mcpu=power9 sets these options.
9757 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
9760 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9763 * config/avr/avr.c (avr_set_current_function): Warn misspelled
9764 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
9765 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
9766 by default to warn misspelled interrupt/ signal handler.
9767 * doc/invoke.texi (AVR Options): Document it. Update description
9768 for -nodevicelib option.
9770 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9772 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
9773 up parentheses. Use GET_MODE_UNIT_BITSIZE.
9774 (aarch64_<sur>shll2_n<mode>): Likewise.
9776 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
9779 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
9780 DECL_CONTEXT for copied arguments.
9782 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9784 PR tree-optimization/71483
9785 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9788 2016-06-15 Martin Liska <mliska@suse.cz>
9790 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9791 instead of predict_edge w/o a probability.
9793 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9795 PR tree-optimization/71439
9796 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9799 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9801 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9802 register subregs in SET_SRC.
9804 2016-06-15 Richard Biener <rguenther@suse.de>
9806 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9809 2016-06-15 Richard Biener <rguenther@suse.de>
9811 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9812 not consider dependences between accesses that belong to the
9814 (vect_analyze_data_ref_dependences): Do not analyze read-read
9815 or self-dependences.
9817 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9819 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9821 (find_closest_identifier): Reimplement in terms of
9822 best_match<tree,tree>.
9823 * spellcheck-tree.h: New file.
9824 * spellcheck.c (struct edit_distance_traits<const char *>): New
9826 (find_closest_string): Reimplement in terms of
9827 best_match<const char *, const char *>.
9828 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9829 overload to spellcheck-tree.h.
9830 (find_closest_identifier): Likewise.
9831 (struct edit_distance_traits<T>): New template.
9832 (class best_match): New class.
9834 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9836 * selftest-run-tests.c (selftest::run_tests): Call
9837 selftest::spellcheck_tree_c_tests.
9838 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9839 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9840 (selftest::test_find_closest_identifier): New function.
9841 (selftest::spellcheck_tree_c_tests): New function.
9842 * spellcheck.c (selftest::test_find_closest_string): Verify that
9843 the order of the vec does not affect the results for this case.
9844 (selftest::test_data): New array.
9845 (selftest::test_metric_conditions): New function.
9846 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9847 Call selftest::test_metric_conditions.
9849 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9851 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9852 (BU_P9_MISC_1): Likewise.
9853 (BU_P9_64BIT_MISC_0): Likewise.
9854 (BU_P9_MISC_0): Likewise.
9856 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9858 * gcc-rich-location.c
9859 (gcc_rich_location::add_fixit_misspelled_id): New method.
9860 * gcc-rich-location.h
9861 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9863 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9865 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9866 FreeBSD 11 and above.
9868 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9872 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9874 * expmed.h: Close parenthesis in "at your option" in copyright
9876 * lower-subreg.h: Likewise.
9878 2016-06-14 Richard Biener <rguenther@suse.de>
9881 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9884 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9886 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9888 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9890 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9892 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9893 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9895 2016-06-14 Richard Biener <rguenther@suse.de>
9897 PR tree-optimization/71522
9898 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9899 copying into float copying.
9901 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9903 PR tree-optimization/71520
9904 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9905 (replace_block_by): Move user labels from bb1 to bb2.
9907 2016-06-14 Richard Biener <rguenther@suse.de>
9911 * expr.h (get_bit_range): Declare.
9912 * expr.c (get_bit_range): Export.
9913 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9914 word_mode again to constrain the bitfield access.
9916 2016-06-14 Richard Biener <rguenther@suse.de>
9918 PR tree-optimization/71521
9919 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9920 division int_const_binop against zero divisor.
9922 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9924 * config/i386/i386.md (signbittf2): New expander.
9925 * config/i386/sse.md (ptesttf2): New insn pattern.
9927 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9930 * input.c (selftest::test_reading_source_line): Avoid reading from
9931 __FILE__ by creating a tempfile with known content and reading
9934 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9936 * pretty-print.c (assert_pp_format_colored): Skip the test if
9938 (test_pp_format): Remove comment about GCC_COLORS.
9940 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9942 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9943 * pretty-print.c (assert_pp_format_va): Add location param and use
9944 it with ASSERT_STREQ_AT.
9945 (assert_pp_format): Add location param and pass it to
9946 assert_pp_format_va.
9947 (assert_pp_format_colored): Likewise.
9948 (ASSERT_PP_FORMAT_1): New.
9949 (ASSERT_PP_FORMAT_2): New.
9950 (ASSERT_PP_FORMAT_3): New.
9951 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9952 explicitly, or implicitly via the above macros.
9953 * selftest.c (selftest::pass): Use a selftest::location rather
9955 (selftest::fail): Likewise. Print the function name.
9956 (selftest::fail_formatted): Likewise.
9957 (selftest::assert_streq): Use a selftest::location rather than
9959 * selftest.h (selftest::location): New struct.
9960 (SELFTEST_LOCATION): New macro.
9961 (selftest::pass): Accept a const location & rather than file
9963 (selftest::fail): Likewise.
9964 (selftest::fail_formatted): Likewise.
9965 (selftest::assert_streq): Likewise.
9966 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9967 (ASSERT_FALSE): Likewise.
9968 (ASSERT_EQ): Likewise.
9969 (ASSERT_NE): Likewise.
9970 (ASSERT_STREQ): Likewise.
9971 (ASSERT_PRED1): Likewise.
9972 (ASSERT_STREQ_AT): New macro.
9974 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9976 * selftest.c (selftest::fail_formatted): New function.
9977 (selftest::assert_streq): New function.
9978 * selftest.h (selftests::fail_formatted): New decl.
9979 (selftest::assert_streq): New decl.
9980 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9982 2016-06-13 Jeff Law <law@redhat.com>
9984 PR tree-optimization/71403
9985 * tree-ssa-threadbackward.c
9986 (convert_and_register_jump_thread_path): No longer accept reference
9987 to path. Do not pop items off the path anymore.
9988 (fsm_find_control_statement_thread_paths): Do not allow threading
9989 to a deeper loop nest. Pop the last item off the path here rather
9990 than in convert_and_register_jump_thread_path.
9992 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9993 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9995 [AArch64] Emit division using the Newton series
9997 * config/aarch64/aarch64-protos.h
9998 (cpu_approx_modes): Add new member "division".
9999 (aarch64_emit_approx_div): Declare new function.
10000 * config/aarch64/aarch64.c
10001 (generic_approx_modes): New member "division".
10002 (exynosm1_approx_modes): Likewise.
10003 (xgene1_approx_modes): Likewise.
10004 (aarch64_emit_approx_div): Define new function.
10005 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10006 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10007 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10008 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10010 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10011 Wilco Dijkstra <wilco.dijkstra@arm.com>
10013 [AArch64] Emit square root using the Newton series
10015 * config/aarch64/aarch64-protos.h
10016 (aarch64_emit_approx_rsqrt): Replace with new function
10017 "aarch64_emit_approx_sqrt".
10018 (cpu_approx_modes): New member "sqrt".
10019 * config/aarch64/aarch64.c
10020 (generic_approx_modes): New member "sqrt".
10021 (exynosm1_approx_modes): Likewise.
10022 (xgene1_approx_modes): Likewise.
10023 (aarch64_emit_approx_rsqrt): Replace with new function
10024 "aarch64_emit_approx_sqrt".
10025 (aarch64_override_options_after_change_1): Handle new option.
10026 * config/aarch64/aarch64-simd.md
10027 (rsqrt<mode>2): Use new function instead.
10028 (sqrt<mode>2): New expansion and insn definitions.
10029 * config/aarch64/aarch64.md: Likewise.
10030 * config/aarch64/aarch64.opt
10031 (mlow-precision-sqrt): Add new option description.
10032 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10034 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10036 [AArch64] Add more choices for the reciprocal square root approximation
10038 Allow a target to prefer such operation depending on the operation mode.
10040 * config/aarch64/aarch64-protos.h
10041 (AARCH64_APPROX_MODE): New macro.
10042 (AARCH64_APPROX_{NONE,ALL}): Likewise.
10043 (cpu_approx_modes): New structure.
10044 (tune_params): New member "approx_modes".
10045 * config/aarch64/aarch64-tuning-flags.def
10046 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
10047 * config/aarch64/aarch64.c
10048 (generic_approx_modes): New core "cpu_approx_modes" structure.
10049 (exynosm1_approx_modes): Likewise.
10050 (xgene1_approx_modes): Likewise.
10051 (generic_tunings): New member "approx_modes".
10052 (cortexa35_tunings): Likewise.
10053 (cortexa53_tunings): Likewise.
10054 (cortexa57_tunings): Likewise.
10055 (cortexa72_tunings): Likewise.
10056 (exynosm1_tunings): Likewise.
10057 (thunderx_tunings): Likewise.
10058 (xgene1_tunings): Likewise.
10059 (use_rsqrt_p): New argument for the mode and use new member from
10061 (aarch64_builtin_reciprocal): Devise mode from builtin.
10062 (aarch64_optab_supported_p): New argument for the mode.
10063 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
10065 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10067 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
10068 RS6000_BTM_MODULO flag into the set of flags that are considered
10069 to be part of the common configuration.
10071 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10073 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
10074 difference unsigned.
10075 (vec_absdb): New macro for vector absolute difference unsigned
10077 (vec_absdh): New macro for vector absolute difference unsigned
10079 (vec_absdw): New macro for vector absolute difference unsigned word.
10080 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
10081 (vadu<mode>3): New insn.
10082 (*p9_vadu<mode>3): New insn.
10083 * config/rs6000/rs6000-builtin.def (vadub): New built-in
10085 (vaduh): New built-in definition.
10086 (vaduw): New built-in definition.
10087 (vadu): New overloaded built-in definition.
10088 (vadub): New overloaded built-in definition.
10089 (vaduh): New overloaded built-in definition.
10090 (vaduw): New overloaded built-in definition.
10091 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10092 overloaded vector absolute difference unsigned functions.
10093 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10094 the ISA 3.0 vector absolute difference unsigned built-in functions.
10096 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
10098 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
10099 update shared_lookup_references only once after changing operands.
10101 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
10103 PR middle-end/71373
10104 * tree-nested.c (convert_nonlocal_omp_clauses)
10105 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
10107 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
10108 * tree.def (CASE_LABEL_EXPR): Likewise.
10110 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10113 * input.c (test_builtins): Fix an assertion.
10115 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10117 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
10118 (paritysi2): Ditto.
10120 (isinf<mode>2): Ditto.
10122 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10124 * ggc-tests.c (test_finalization): Only test need_finalization_p
10125 for GCC_VERSION >= 4003.
10127 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10129 * config/s390/vecintrin.h: Fix file description in comment.
10131 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10133 * config/s390/s390-builtin-types.def: Change builtin type naming
10134 scheme to match builtin-types.def.
10136 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
10138 * fold-const.c (optimize_minmax_comparison): Remove.
10139 (fold_comparison): Remove call to the above.
10140 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
10141 New transformations.
10143 2016-06-13 Alan Hayward <alan.hayward@arm.com>
10145 PR tree-optimization/71416
10146 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
10149 2016-06-13 Martin Liska <mliska@suse.cz>
10151 * predict.c (enum predictor_reason): Prefix enum with REASON_.
10152 (combine_predictions_for_insn): Likewise.
10153 (prune_predictions_for_bb): Likewise.
10154 (combine_predictions_for_bb): Likewise.
10156 2016-06-13 Richard Biener <rguenther@suse.de>
10158 PR tree-optimization/71505
10159 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
10160 assert match comment.
10162 2016-06-13 Marek Polacek <polacek@redhat.com>
10164 PR middle-end/71476
10165 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
10166 gimplify_switch_expr.
10167 (warn_switch_unreachable_r): New function.
10169 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10172 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
10175 2016-06-13 Richard Biener <rguenther@suse.de>
10177 PR middle-end/64516
10178 * fold-const.c (fold_unary_loc): Preserve alignment when
10179 folding a VIEW_CONVERT_EXPR into a MEM_REF.
10181 2016-06-13 Martin Liska <mliska@suse.cz>
10184 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
10185 w/ -fsanitize=bounds.
10187 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10189 * config/i386/i386.c (ix86_init_builtins): Calculate
10190 FLOAT128_FTYPE_CONST_STRING function type only once.
10191 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
10192 built-in functions are available for x86-32 and x86-64 targets.
10194 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10197 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
10198 New primitive type.
10199 (FLOAT128_FTYPE_CONST_STRING): New function type.
10200 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
10201 [IX86_BUILTIN_NANSQ]: Ditto.
10202 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10203 (ix86_init_builtin_types): Declare const_string_type_node.
10204 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
10206 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10207 * doc/extend.texi (x86 Built-in Functions): Document
10208 __builtin_nanq and __builtin_nansq.
10210 2016-06-11 Jiong Wang <jiong.wang@arm.com>
10213 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
10214 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
10215 length for pop patterns.
10216 (arm_attr_length_push_multi): Update comments.
10217 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
10219 (*pop_multiple_with_writeback_and_return): Likewise.
10220 (*pop_multiple_with_return): Likewise.
10222 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
10224 PR middle-end/71310
10225 * fold-const.c (optimize_bit_field_compare): Don't try to use
10226 word_mode unconditionally for reading the bit field, look at
10227 DECL_BIT_FIELD_REPRESENTATIVE instead.
10229 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10231 PR middle-end/71478
10232 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10233 vector integer type.
10235 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10237 PR middle-end/71494
10238 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10239 without LABEL_DECL, set *handled_ops_p to false instead of true.
10241 2016-06-10 Martin Sebor <msebor@redhat.com>
10244 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10245 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10246 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10248 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10249 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10250 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10251 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10252 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10253 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10254 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10255 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10257 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10259 * config/arm/arm.h (pool_vector_label,
10260 return_used_this_function): Remove.
10262 2016-06-10 Jeff Law <law@redhat.com>
10264 PR tree-optimization/71335
10265 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10266 zero length paths here.
10267 (convert_and_register_jump_thread_path): Remove hacks related to
10268 duplicated blocks in the jump thread path.
10269 (fsm_find_control_statement_thread_paths): Avoid putting the same
10270 block on the thread path twice, but ensure the thread path is
10271 unchanged from the caller's point of view.
10273 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10275 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10276 * predict.def (PRED_LOOP_BRANCH): Remove.
10278 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10280 * Makefile.in (OBJS): Add ggc-tests.o.
10281 (GTFILES): Add ggc-tests.c.
10282 * ggc-tests.c: New file.
10283 * selftest-run-tests.c (selftest::run_tests): Call
10284 selftest::ggc_tests_c_tests.
10285 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10287 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10289 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10291 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10294 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10295 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10297 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10299 * profile.c: Include cfgloop.h.
10300 (branch_prob): Compute estimated number of iterations.
10301 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10302 recompute estimate number of iterations from profile.
10304 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10306 PR inline-asm/68843
10307 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10308 must be grouped on top of stack. Don't force early clobber
10309 on ordinary reg outputs.
10311 2016-06-10 Richard Biener <rguenther@suse.de>
10313 * targhooks.c (default_builtin_vectorization_cost): Adjust
10314 vec_construct cost.
10316 2016-06-10 Richard Biener <rguenther@suse.de>
10318 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10319 to fold the RHS to a constant if possible.
10321 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10323 PR middle-end/71373
10324 * tree-nested.c (convert_nonlocal_omp_clauses)
10325 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10326 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10327 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10329 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10331 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10333 * omp-low.c (scan_sharing_clauses): Don't expect
10334 OMP_CLAUSE__CACHE_.
10336 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10338 PR tree-optimization/71407
10339 PR tree-optimization/71416
10340 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10341 BIT_FIELD_REF type.
10343 2016-06-10 Richard Biener <rguenther@suse.de>
10345 PR middle-end/71477
10346 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10348 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10350 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10352 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10353 Jiong Wang <jiong.wang@arm.com>
10355 PR rtl-optimization/70751
10356 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10357 spilled into memory.
10359 2016-06-09 Jonathan Yong <10walls@gmail.com>
10362 2015-09-21 Jonathan Yong <10walls@gmail.com>
10364 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10365 sysroot/usr/lib/32api for additional win32 libraries,
10366 fixes failing Cygwin bootstrapping.
10368 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10370 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10373 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10376 * pretty-print.c (pp_indent): Specify that %p is printed in a
10377 host-dependent manner.
10378 (test_pp_format): Remove the test for %p.
10380 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10382 * config/mips/mips.c (mips_output_jump): Fix formatting.
10384 2016-06-09 Richard Biener <rguenther@suse.de>
10386 PR tree-optimization/71462
10387 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10390 2016-06-09 Martin Liska <mliska@suse.cz>
10392 * predict.c (dump_prediction): Add new argument.
10393 (enum predictor_reason): New enum.
10394 (struct predictor_hash): New struct.
10395 (predictor_hash::hash): New function.
10396 (predictor_hash::equal): Likewise.
10397 (not_removed_prediction_p): New function.
10398 (prune_predictions_for_bb): Likewise.
10399 (combine_predictions_for_bb): Prune predictions.
10401 2016-06-09 Martin Liska <mliska@suse.cz>
10403 * predict.c (filter_predictions): New function.
10404 (remove_predictions_associated_with_edge): Use the filter
10406 (equal_edge_p): New function.
10408 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10410 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10411 Correct usage of @samp vs @option, add @samp where appropriate.
10412 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10413 Add armv6s-m and document it, as it is no official ARM name.
10415 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10417 * ifcvt.c (struct noce_if_info): Add transform_name field.
10418 (noce_try_move): Set if_info->transform_name to the function name.
10419 (noce_try_ifelse_collapse): Likewise.
10420 (noce_try_store_flag): Likewise.
10421 (noce_try_inverse_constants): Likewise.
10422 (noce_try_store_flag_constants): Likewise.
10423 (noce_try_addcc): Likewise.
10424 (noce_try_store_flag_mask): Likewise.
10425 (noce_try_cmove): Likewise.
10426 (noce_try_cmove_arith): Likewise.
10427 (noce_try_minmax): Likewise.
10428 (noce_try_abs): Likewise.
10429 (noce_try_sign_mask): Likewise.
10430 (noce_try_bitop): Likewise.
10431 (noce_convert_multiple_sets): Likewise.
10432 (noce_process_if_block): Print if_info->transform_name to
10433 dump_file if transformation succeeded.
10435 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10437 * config/arm/cortex-a57.md (cortex_a57_alu):
10440 2016-06-08 Martin Sebor <msebor@redhat.com>
10441 Jakub Jelinek <jakub@redhat.com>
10445 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10446 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10447 * builtins.c: Include gimple-fold.h.
10448 (fold_builtin_arith_overflow): Handle
10449 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10450 (fold_builtin_3): Likewise.
10451 * doc/extend.texi (Integer Overflow Builtins): Document
10452 __builtin_{add,sub,mul}_overflow_p.
10454 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10456 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10457 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10459 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10461 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10462 Rewrite, looking one level down for records and arrays.
10464 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10466 * pretty-print.c: Include "selftest.h".
10467 (pp_format): Fix comment.
10468 (identifier_to_locale): Likewise.
10469 (selftest::test_basic_printing): New function.
10470 (selftest::assert_pp_format): New function.
10471 (selftest::test_pp_format): New function.
10472 (selftest::pretty_print_c_tests): New function.
10473 * selftest-run-tests.c (selftest::run_tests): Call
10474 selftest::pretty_print_c_tests.
10475 * selftest.h (pretty_print_c_tests): New declaration.
10477 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10479 * invoke.texi (max-loop-headers-insns): Document.
10480 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10481 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10482 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10484 2016-06-08 Richard Biener <rguenther@suse.de>
10486 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10487 on strided SLP loads and fall back to scalar loads in case
10488 we can't chunk them.
10490 2016-06-08 Richard Biener <rguenther@suse.de>
10492 PR tree-optimization/71452
10493 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10494 type used for the SSA rewrite has enough precision to cover
10495 the dynamic type of the location.
10497 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10498 Richard Biener <rguenther@suse.de>
10501 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10502 the same as DECL_P (base0) for indirect_base0. Use equality_code
10503 in one further place.
10505 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10507 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10508 to one word if the field is known to overlap other words.
10509 (extract_bit_field_1): Likewise.
10510 (store_split_bit_field): Remove compensating code.
10511 (extract_split_bit_field): Likewise.
10513 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10517 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10519 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10521 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10523 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10524 (arch64_addpv4sf): Delete.
10525 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10526 "gen_aarch64_addpv4sf".
10527 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10529 (vpadds_f32): Likewise.
10530 (vpaddq_f32): Likewise.
10531 (vpaddq_f64): Likewise.
10533 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10535 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10537 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10538 to VALLF. Rename to "fabd<mode>3".
10539 "*fabd_scalar<mode>3): Delete.
10540 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10542 (vabdd_f64): Likewise.
10543 (vabd_f32): Likewise.
10544 (vabd_f64): Likewise.
10545 (vabdq_f32): Likewise.
10546 (vabdq_f64): Likewise.
10548 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10550 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10552 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10553 "aarch64_rsqrts<mode>".
10554 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10555 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10557 (vrsqrtsd_f64): Likewise.
10558 (vrsqrts_f32): Likewise.
10559 (vrsqrts_f64): Likewise.
10560 (vrsqrtsq_f32): Likewise.
10561 (vrsqrtsq_f64): Likewise.
10563 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10565 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10567 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10568 "aarch64_rsqrte<mode>".
10569 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10570 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10572 (vrsqrted_f64): Likewise.
10573 (vrsqrte_f32): Likewise.
10574 (vrsqrte_f64): Likewise.
10575 (vrsqrteq_f32): Likewise.
10576 (vrsqrteq_f64): Likewise.
10578 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10580 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10582 (fcvtzs): Likewise.
10583 (fcvtzu): Likewise.
10584 * config/aarch64/aarch64-simd.md
10585 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10586 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10587 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10589 (vcvt_n_f32_u32): Likewise.
10590 (vcvt_n_s32_f32): Likewise.
10591 (vcvt_n_u32_f32): Likewise.
10592 (vcvtq_n_f32_s32): Likewise.
10593 (vcvtq_n_f32_u32): Likewise.
10594 (vcvtq_n_f64_s64): Likewise.
10595 (vcvtq_n_f64_u64): Likewise.
10596 (vcvtq_n_s32_f32): Likewise.
10597 (vcvtq_n_s64_f64): Likewise.
10598 (vcvtq_n_u32_f32): Likewise.
10599 (vcvtq_n_u64_f64): Likewise.
10600 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
10601 (VSDQ_SDI): Likewise.
10602 (fcvt_target): Support V4DI, V4SI and V2SI.
10603 (FCVT_TARGET): Likewise.
10605 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10607 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
10608 (TYPES_BINOP_SUS): Likewise.
10609 (aarch64_simd_builtin_data): Update include file name.
10610 (aarch64_builtins): Likewise.
10611 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
10612 for conversion between scalar float-point and fixed-point.
10614 (fcvtzs): Likewise.
10615 (fcvtzu): Likewise.
10616 * config/aarch64/aarch64.md
10617 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
10618 pattern for conversion between scalar float to fixed-pointer.
10619 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
10620 (UNSPEC_FCVTZS): New UNSPEC enumeration.
10621 (UNSPEC_FCVTZU): Likewise.
10622 (UNSPEC_SCVTF): Likewise.
10623 (UNSPEC_UCVTF): Likewise.
10624 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
10626 (vcvtd_n_f64_u64): Likewise.
10627 (vcvtd_n_s64_f64): Likewise.
10628 (vcvtd_n_u64_f64): Likewise.
10629 (vcvtd_n_f32_s32): Likewise.
10630 (vcvts_n_f32_u32): Likewise.
10631 (vcvtd_n_s32_f32): Likewise.
10632 (vcvts_n_u32_f32): Likewise.
10633 * config/aarch64/iterators.md (fcvt_target): Support integer to float
10635 (FCVT_TARGET): Likewise.
10636 (FCVT_FIXED2F): New iterator.
10637 (FCVT_F2FIXED): Likewise.
10638 (fcvt_fixed_insn): New define_int_attr.
10640 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10642 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
10643 some statements was removed.
10645 2016-06-08 Alan Hayward <alan.hayward@arm.com>
10647 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
10648 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10649 (vect_can_advance_ivs_p): likewise.
10650 (vect_update_ivs_after_vectorizer): likewise.
10651 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
10652 (vect_analyze_scalar_cycles_1): likewise.
10653 (vect_analyze_loop_operations): likewise.
10654 (report_vect_op): likewise.
10655 (vect_is_slp_reduction): likewise.
10656 (vect_is_simple_reduction): likewise.
10657 (get_initial_def_for_induction): likewise.
10658 (vect_transform_loop): likewise.
10659 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
10660 (vect_recog_sad_pattern): likewise.
10661 (vect_recog_widen_sum_pattern): likewise.
10662 (vect_recog_widening_pattern): likewise.
10663 (vect_recog_divmod_pattern): likewise.
10664 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
10665 (vect_analyze_slp_instance): likewise.
10666 (vect_transform_slp_perm_load): likewise.
10667 (vect_schedule_slp_instance): likewise.
10669 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10671 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
10672 (return_prediction): PRED_CONST_RETURN predict return as not taken.
10673 * predict.def (PRED_CONTINUE): Change hitrate 50->67
10674 (PRED_LOOP_BRANCH): Document predictor as broken.
10675 (PRED_LOOP_EXIT): Change hitrate 91->92.
10676 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
10677 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
10678 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
10679 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
10680 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
10681 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
10682 (PRED_CALL): Chane hitrate 71->67.
10683 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
10684 (PRED_GOTO): Document as unused right now.
10685 (PRED_CONST_RETURN): Change hitrate 67->69
10686 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
10687 (PRED_NULL_RETURN): Change hitrate 91->90.
10688 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
10689 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
10690 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
10692 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
10694 * config/rs6000/altivec.h: Add __builtin_vec_mul.
10695 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
10696 special case Altivec builtin.
10697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10698 VSX_BUILTIN_VEC_MUL (replaced with special case code).
10699 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10700 code for ALTIVEC_BUILTIN_VEC_MUL.
10701 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10702 for __builtin_vec_mul.
10704 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
10706 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
10709 2016-06-07 David Malcolm <dmalcolm@redhat.com>
10711 * spellcheck.c (selftest::test_find_closest_string): New function.
10712 (spellcheck_c_tests): Call the above.
10714 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10716 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
10718 2016-06-07 Jakub Jelinek <jakub@redhat.com>
10720 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
10721 Yv=Yv,C alternatives.
10723 2016-06-07 Richard Biener <rguenther@suse.de>
10726 * common.opt (ffast-math): Make Optimization.
10728 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
10729 Prachi Godbole <prachi.godbole@imgtec.com>
10731 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
10732 `fabs' and `fneg' type attributes.
10733 (p5600_fpu_fabs): Add `fmove' to the comment.
10735 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10737 * gimple.c: Include builtins.h
10738 (gimple_inexpensive_call_p): New function.
10739 * gimple.h (gimple_inexpensive_call_p): Declare.
10740 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
10741 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
10744 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
10746 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
10747 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
10748 warning_at_rich_loc, warning_n, pedwarn, permerror,
10749 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
10750 sorry, fatal_error, internal_error, internal_error_no_backtrace):
10753 2016-06-07 Richard Biener <rguenther@suse.de>
10755 PR tree-optimization/71428
10756 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
10757 BIT_FIELD_REF op vs. load.
10759 2016-06-07 Richard Biener <rguenther@suse.de>
10761 PR middle-end/71423
10762 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
10765 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10767 * config/pa/pa.md (call): Generate indirect long calls to non-local
10768 functions on TARGET_64BIT.
10769 (call_value): Likewise.
10771 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10773 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
10774 pattern and subsequent splitters.
10775 (call_val_reg_64bit_post_reload): Likewise.
10777 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10779 PR middle-end/71408
10780 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
10781 propagate_op_to_single_use.
10783 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10785 PR middle-end/71281
10786 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10788 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10790 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10791 (enum x86_dirflag_state): New enum.
10792 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10793 (machine_function): Remove needs_cld.
10794 (ix86_current_function_needs_cld): Remove.
10795 * config/i386/i386.c (ix86_set_func_type): Set
10796 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10797 (ix86_expand_prologue): Do not emit CLD here.
10798 (ix86_dirflag_mode_needed): New function.
10799 (ix86_dirflag_mode_entry): Ditto.
10800 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10801 (ix86_mode_after): Ditto.
10802 (ix86_mode_entry): Ditto.
10803 (ix86_mode_exit): Ditto.
10804 (ix86_emit_mode_set): Ditto.
10805 * config/i386/i386.md (strmov_singleop): Set
10806 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10807 Do not set ix86_current_function_needs_cld.
10809 (strset_singleop): Ditto.
10811 (cmpstrnqi_nz_1): Ditto.
10812 (cmpstrnqi_1): Ditto.
10813 (strlenqi_1): Ditto.
10815 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10817 PR tree-optimization/71259
10818 * tree-vect-slp.c (vect_get_constant_vectors): For
10819 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10820 one for constant op, and use COND_EXPR for non-constant.
10822 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10824 * Makefile.in (OBJS): Add function-tests.o,
10825 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10826 selftest-run-tests.o.
10827 (OBJS-libcommon): Add selftest.o.
10828 (OBJS-libcommon-target): Add selftest.o.
10829 (all.internal): Add "selftest".
10830 (all.cross): Likewise.
10831 (selftest): New phony target.
10832 (s-selftest): New target.
10833 (selftest-gdb): New phony target.
10834 (COLLECT2_OBJS): Add selftest.o.
10835 * bitmap.c: Include "selftest.h".
10836 (selftest::test_gc_alloc): New function.
10837 (selftest::test_set_range): New function.
10838 (selftest::test_clear_bit_in_middle): New function.
10839 (selftest::test_copying): New function.
10840 (selftest::test_bitmap_single_bit_set_p): New function.
10841 (selftest::bitmap_c_tests): New function.
10842 * common.opt (fself-test): New.
10843 * diagnostic-show-locus.c: Include "selftest.h".
10844 (make_range): New function.
10845 (test_range_contains_point_for_single_point): New function.
10846 (test_range_contains_point_for_single_line): New function.
10847 (test_range_contains_point_for_multiple_lines): New function.
10848 (assert_eq): New function.
10849 (test_get_line_width_without_trailing_whitespace): New function.
10850 (selftest::diagnostic_show_locus_c_tests): New function.
10851 * et-forest.c: Include "selftest.h".
10852 (selftest::test_single_node): New function.
10853 (selftest::test_simple_tree): New function.
10854 (selftest::test_disconnected_nodes): New function.
10855 (selftest::et_forest_c_tests): New function.
10856 * fold-const.c: Include "selftest.h".
10857 (selftest::assert_binop_folds_to_const): New function.
10858 (selftest::assert_binop_folds_to_nonlvalue): New function.
10859 (selftest::test_arithmetic_folding): New function.
10860 (selftest::fold_const_c_tests): New function.
10861 * function-tests.c: New file.
10862 * gimple.c: Include "selftest.h".
10863 Include "gimple-pretty-print.h".
10864 (selftest::verify_gimple_pp): New function.
10865 (selftest::test_assign_single): New function.
10866 (selftest::test_assign_binop): New function.
10867 (selftest::test_nop_stmt): New function.
10868 (selftest::test_return_stmt): New function.
10869 (selftest::test_return_without_value): New function.
10870 (selftest::gimple_c_tests): New function.
10871 * hash-map-tests.c: New file.
10872 * hash-set-tests.c: New file.
10873 * input.c: Include "selftest.h".
10874 (selftest::assert_loceq): New function.
10875 (selftest::test_accessing_ordinary_linemaps): New function.
10876 (selftest::test_unknown_location): New function.
10877 (selftest::test_builtins): New function.
10878 (selftest::test_reading_source_line): New function.
10879 (selftest::input_c_tests): New function.
10880 * rtl-tests.c: New file.
10881 * selftest-run-tests.c: New file.
10882 * selftest.c: New file.
10883 * selftest.h: New file.
10884 * spellcheck.c: Include "selftest.h".
10885 (selftest::levenshtein_distance_unit_test_oneway): New function,
10886 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10887 (selftest::levenshtein_distance_unit_test): Likewise.
10888 (selftest::spellcheck_c_tests): Likewise.
10889 * toplev.c: Include selftest.h.
10890 (toplev::run_self_tests): New.
10891 (toplev::main): Handle -fself-test.
10892 * toplev.h (toplev::run_self_tests): New.
10893 * tree.c: Include "selftest.h".
10894 (selftest::test_integer_constants): New function.
10895 (selftest::test_identifiers): New function.
10896 (selftest::test_labels): New function.
10897 (selftest::tree_c_tests): New function.
10898 * tree-cfg.c: Include "selftest.h".
10899 (selftest::push_fndecl): New function.
10900 (selftest::test_linear_chain): New function.
10901 (selftest::test_diamond): New function.
10902 (selftest::test_fully_connected): New function.
10903 (selftest::tree_cfg_c_tests): New function.
10904 * vec.c: Include "selftest.h".
10905 (selftest::safe_push_range): New function.
10906 (selftest::test_quick_push): New function.
10907 (selftest::test_safe_push): New function.
10908 (selftest::test_truncate): New function.
10909 (selftest::test_safe_grow_cleared): New function.
10910 (selftest::test_pop): New function.
10911 (selftest::test_safe_insert): New function.
10912 (selftest::test_ordered_remove): New function.
10913 (selftest::test_unordered_remove): New function.
10914 (selftest::test_block_remove): New function.
10915 (selftest::reverse_cmp): New function.
10916 (selftest::test_qsort): New function.
10917 (selftest::vec_c_tests): New function.c.
10918 * wide-int.cc: Include selftest.h and wide-int-print.h.
10919 (selftest::from_int <wide_int>): New function.
10920 (selftest::from_int <offset_int>): New function.
10921 (selftest::from_int <widest_int>): New function.
10922 (selftest::assert_deceq): New function.
10923 (selftest::assert_hexeq): New function.
10924 (selftest::test_printing <VALUE_TYPE>): New function template.
10925 (selftest::test_ops <VALUE_TYPE>): New function template.
10926 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10927 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10929 (selftest::wide_int_cc_tests): New function.
10931 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10933 PR middle-end/37780
10934 * ifcvt.c (noce_try_ifelse_collapse): New function.
10936 (noce_process_if_block): Call noce_try_ifelse_collapse.
10937 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10938 (simplify_ternary_operation): Use the above to simplify
10939 conditional CLZ/CTZ expressions.
10941 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10943 PR middle-end/37780
10944 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10945 define_insn_and_split.
10947 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10949 PR middle-end/37780
10950 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10952 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10955 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10956 Implicitly clobber memory for basic asm with non-empty assembler
10957 string. Use targetm.md_asm_adjust also here.
10958 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10959 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10960 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10961 non-empty assembler string.
10962 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10963 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10964 (decode_asm_operands): Handle basic asm in PARALLEL block.
10965 (extract_insn): Handle basic asm in PARALLEL block.
10966 * doc/extend.texi: Mention new behavior of basic asm.
10967 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10968 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10969 branch_needs_nop_p): Use asm_noperands.
10971 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10973 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10974 Include the M7 SPARC DFA scheduler.
10975 New attribute v3pipe.
10976 Annotate insns with v3pipe where appropriate.
10977 Define cpu_feature vis4.
10978 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10979 Add (V8QI "8") to vbits.
10980 Add insns {add,sub}v8qi3
10981 Add insns ss{add,sub}v8qi3
10982 Add insns us{add,sub}{v8qi,v4hi}3
10983 Add insns {min,max}{v8qi,v4hi,v2si}3
10984 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10985 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10986 * config/sparc/niagara4.md: Add a comment explaining the
10987 discrepancy between the documented latenty numbers and the
10989 * config/sparc/niagara7.md: New file.
10990 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10991 supports SPARC5 and VIS 4.0 instructions.
10992 * configure: Regenerate.
10993 * config.in: Likewise.
10994 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10995 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10996 TARGET_CPU_niagara7.
10997 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10998 (CPP_CPU_SPEC): Handle niagara7.
10999 (ASM_CPU_SPEC): Likewise.
11000 * config/sparc/sparc-opts.h (processor_type): Add
11001 PROCESSOR_NIAGARA7.
11002 (mvis4): New option.
11003 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11004 (AS_NIAGARA7_FLAG): Define.
11005 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11006 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11007 (CPP_CPU_SPEC): Handle niagara7.
11008 (ASM_CPU_SPEC): Likewise.
11009 * config/sparc/sparc.c (niagara7_costs): Define.
11010 (sparc_option_override): Handle niagara7 and adjust cache-related
11011 parameters with better values for niagara cpus. Also support VIS4.
11012 (sparc32_initialize_trampoline): Likewise.
11013 (sparc_use_sched_lookahead): Likewise.
11014 (sparc_issue_rate): Likewise.
11015 (sparc_register_move_cost): Likewise.
11016 (dump_target_flag_bits): Support VIS4.
11017 (sparc_vis_init_builtins): Likewise.
11018 (sparc_builtins): Likewise.
11019 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11021 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11023 * config/sparc/sparc.opt (sparc_processor_type): New value
11025 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11027 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11029 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11032 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11034 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
11036 2016-06-06 Richard Biener <rguenther@suse.de>
11038 PR tree-optimization/71398
11039 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
11042 2016-06-05 James Bowman <james.bowman@ftdichip.com>
11044 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
11045 ft32_expand_prolog, ft32_expand_epilogue):
11046 Handle pretend_args.
11047 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
11048 * config/ft32/ft32.md: Add pretend_returner.
11050 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
11053 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11054 Copy op1 RTX to avoid invalid sharing.
11055 (ix86_expand_vector_move_misalign): Ditto.
11057 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
11059 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
11062 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11064 * predict.c (predicted_by_loop_heuristics_p): New function.
11065 (predict_iv_comparison): Use it.
11066 (predict_loops): Walk from innermost loops; do not predict edges
11067 leaving multiple loops multiple times; implement
11068 PRED_LOOP_ITERATIONS_MAX heuristics.
11069 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
11071 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11073 * cfg.c (check_bb_profile): Do not report mismatched profiles when
11074 only edges out of BB are EH edges.
11076 2016-06-04 Martin Sebor <msebor@redhat.com>
11077 Marcin Baczyński <marbacz@gmail.com>
11080 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11081 a void expression in a void function.
11083 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11085 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
11086 aux; dump reasons of decisions.
11087 (should_duplicate_loop_header_p): Likewise.
11088 (do_while_loop_p): Likewise.
11089 (ch_base::copy_headers): Dump asi num insns duplicated.
11091 2016-06-04 Jakub Jelinek <jakub@redhat.com>
11093 PR tree-optimization/71405
11094 * tree-ssa.c (execute_update_addresses_taken): For clobber with
11095 incompatible type, build a new clobber with the right type instead
11096 of building a VIEW_CONVERT_EXPR around it.
11098 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11100 PR tree-optimization/52171
11101 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
11102 by_pieces_ninsns instead of move_by_pieces_ninsns.
11104 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11106 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
11107 for reg+reg addressing mode.
11109 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11111 * rs6000-c.c (c/c-tree.h): Add #include.
11112 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
11113 in C++ when found in the base position of vec_ld or vec_st.
11115 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11117 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
11118 use of profile unless profile status is PROFILE_READ.
11119 * profile.c (compute_branch_probabilities): Set profile status
11120 only after reporting predictor hitrates.
11122 2016-06-03 Joseph Myers <joseph@codesourcery.com>
11126 * common.opt (ffp-int-builtin-inexact): New option.
11127 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
11128 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
11129 (ceil@var{m}2): Document dependence on this option.
11130 * ipa-inline-transform.c (inline_call): Handle
11131 flag_fp_int_builtin_inexact.
11132 * ipa-inline.c (can_inline_edge_p): Likewise.
11133 * config/i386/i386.md (rintxf2): Do not test
11134 flag_unsafe_math_optimizations.
11135 (rint<mode>2_frndint): New define_insn.
11136 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
11137 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
11138 for 387 instead of extending and truncating.
11139 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
11140 !flag_trapping_math instead of flag_unsafe_math_optimizations.
11141 Change to frndint<mode>2_<rounding>.
11142 (frndintxf2_<rounding>_i387): Likewise. Change to
11143 frndint<mode>2_<rounding>_i387.
11144 (<rounding_insn>xf2): Likewise.
11145 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
11146 !flag_trapping_math instead of flag_unsafe_math_optimizations for
11147 x87. Test TARGET_ROUND || !flag_trapping_math ||
11148 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
11149 SSE. Use ROUND_NO_EXC in constant operand of
11150 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
11151 for 387 instead of extending and truncating.
11153 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
11154 Julia Koval <julia.koval@intel.com>
11166 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
11167 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
11168 all registers, except for function return registers if there are
11169 no caller-saved registers.
11170 (ix86_set_func_type): New function.
11171 (ix86_set_current_function): Call ix86_set_func_type to set
11172 no_caller_saved_registers and func_type. Call reinit_regs if
11173 caller-saved registers are changed. Don't allow MPX, SSE, MMX
11174 nor x87 instructions in interrupt handler nor function with
11175 no_caller_saved_registers attribute.
11176 (ix86_function_ok_for_sibcall): Return false if there are no
11177 caller-saved registers.
11178 (type_natural_mode): Don't warn ABI change for MMX in interrupt
11180 (ix86_function_arg_advance): Skip for callee in interrupt handler.
11181 (ix86_function_arg): Return special arguments in interrupt handler.
11182 (ix86_promote_function_mode): Promote pointer to word_mode only
11183 for normal functions.
11184 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
11186 (ix86_epilogue_uses): New function.
11187 (ix86_hard_regno_scratch_ok): Likewise.
11188 (ix86_save_reg): Preserve all registers in interrupt handler
11189 after reload. Preserve all registers, except for function return
11190 registers, if there are no caller-saved registers after reload.
11191 (find_drap_reg): Always use callee-saved register if there are
11192 no caller-saved registers.
11193 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
11194 for interrupt handler.
11195 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
11196 Emit cld instruction if stringops are used in interrupt handler
11197 or interrupt handler isn't a leaf function.
11198 (ix86_expand_epilogue): Generate interrupt return for interrupt
11199 handler and pop the 'ERROR_CODE' off the stack before interrupt
11200 return in exception handler.
11201 (ix86_expand_call): Disallow calling interrupt handler directly.
11202 If there are no caller-saved registers, mark all registers that
11203 are clobbered by the call which returns as clobbered.
11204 (ix86_handle_no_caller_saved_registers_attribute): New function.
11205 (ix86_handle_interrupt_attribute): Likewise.
11206 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
11208 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
11209 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
11210 accumulation in interrupt function if stack may be realigned to
11212 (EPILOGUE_USES): New.
11213 (function_type): New enum.
11214 (machine_function): Add func_type and no_caller_saved_registers.
11215 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
11216 (interrupt_return): New pattern.
11217 * doc/extend.texi: Document x86 interrupt and
11218 no_caller_saved_registers attributes.
11220 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
11222 PR tree-optimization/52171
11223 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
11224 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
11225 Look for constant strings. Move some code to emit_block_cmp_hints
11227 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
11228 * defaults.h (COMPARE_MAX_PIECES): New macro.
11229 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
11230 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
11231 (clear_by_pieces_1): Don't declare. Move definition before use.
11232 (can_do_by_pieces): New static function.
11233 (can_move_by_pieces): Use it. Return bool.
11234 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11235 OP. All callers changed. Handle COMPARE_BY_PIECES.
11236 (class pieces_addr); New.
11237 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11238 pieces_addr::adjust, pieces_addr::increment_address,
11239 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11241 (class op_by_pieces_d): New.
11242 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11244 (class move_by_pieces_d, class compare_by_pieces_d,
11245 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11246 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11247 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11248 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11249 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11250 compare_by_pieces_d::finish_mode): New member functions.
11251 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11253 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11254 (emit_block_cmp_hints): New function.
11255 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11256 use the newly defined classes.
11257 * expr.h (by_pieces_constfn): New typedef.
11258 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11259 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11260 (move_by_pieces_ninsns): Don't declare.
11261 (can_move_by_pieces): Change return value to bool.
11262 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11263 (compare_by_pieces_branch_ratio): New hook.
11264 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11265 (by_pieces_ninsns): Declare.
11266 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11268 (default_compare_by_pieces_branch_ratio): New function.
11269 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11270 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11271 * doc/tm.texi: Regenerate.
11272 * tree-ssa-strlen.c: Include "builtins.h".
11273 (handle_builtin_memcmp): New static function.
11274 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11275 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11277 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11279 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11280 relevant stmts which are simple and invariant.
11281 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11282 instead of simple and invariant
11284 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11286 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11287 (vectorizable_reduction): Check for new relevant state.
11288 (vectorizable_live_operation): vectorize live stmts using
11289 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11290 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11291 (vect_stmt_relevant_p): Check for stmts which are only used live.
11292 (process_use): Use of a stmt does not inherit it's live value.
11293 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11294 (vect_analyze_stmt): Check for new relevant state.
11295 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11296 outside the loop, but not inside it.
11298 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11300 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11301 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11302 (vect_get_vec_def_for_operand): Split out code.
11304 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11306 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11308 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11310 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11312 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11314 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11316 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11318 PR middle-end/71387
11319 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11320 to noreturn e->callee->decl that has void return type and void
11321 arguments, adjust gimple_call_fntype and remove lhs even if it had
11322 previously addressable type.
11324 2016-06-02 Jeff Law <law@redhat.com>
11326 PR tree-optimization/71328
11327 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11328 error when checking for a jump back onto the copied path.
11330 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11332 * config/microblaze/microblaze.c (get_branch_target): Add return
11333 NULL_RTX for the non-CALL_P case.
11334 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11335 (insert_wic): Remove unused local "j".
11337 2016-06-02 Martin Liska <mliska@suse.cz>
11339 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11341 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11342 Julia Koval <julia.koval@intel.com>
11344 * function.c (assign_parm_setup_stack): Force source into a
11345 register if needed.
11346 * target.def (function_incoming_arg): Update documentation to
11347 allow arbitrary address computation based on hard register.
11348 * doc/tm.texi: Regenerated.
11350 2016-06-02 Martin Liska <mliska@suse.cz>
11352 * predict.c (combine_predictions_for_bb): Fix first match in
11353 cases where a first predictor contains more than one occurence
11354 in list of predictors. Take the best value in such case.
11356 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11358 PR rtl-optimization/71295
11359 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11360 offset would go over the size of the inner mode reject it.
11362 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11364 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11365 x=x,x and v=v,m instead of x=x,m.
11367 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11368 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11369 alternative to v=rm,C.
11371 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11372 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11373 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11374 instead of vex for the last two above mentioned alternatives.
11376 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11379 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11381 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11383 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11385 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11387 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11388 from int to unsigned.
11390 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11392 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11393 alternatives, eliminating preferred register class. Add support
11394 for the MTVSRDD instruction in ISA 3.0.
11395 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11396 reg_or_indexed_operand.
11397 (vsx_splat_v4sf_internal): Likewise.
11399 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11402 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11403 for loading up all 0's or all 1's.
11405 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11407 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11409 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11411 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11413 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11414 * gcc.c (set_source_date_epoch_envvar): New function, sets
11415 the SOURCE_DATE_EPOCH environment variable to the current time.
11417 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11419 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11420 the factor for live Phi nodes.
11422 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11424 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11425 * tree-parloops.c (parallelize_loops): likewise.
11426 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11427 tree_unswitch_outer_loop): likewise.
11429 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11431 PR middle-end/71371
11432 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11433 around creation of the temporary.
11435 2016-06-01 Richard Biener <rguenther@suse.de>
11437 PR tree-optimization/71366
11438 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11439 (unloop_loops): Move removing edges here ...
11440 (try_unroll_loop_completely): ... from here.
11441 (try_peel_loop): ... and here.
11442 (tree_unroll_loops_completely_1): Track parent loops via
11443 bitmap of header BBs.
11444 (tree_unroll_loops_completely): Adjust for that.
11446 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11448 * config/rs6000/altivec.h (vec_slv): New macro.
11449 (vec_srv): New macro.
11450 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11451 (UNSPEC_VSRV): New value.
11454 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11455 (vsrv): New builtin definition.
11456 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11457 define argument types for new builtin.
11458 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11460 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11463 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11464 Jocelyn Mayer <l_indien@magic.fr>
11467 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11468 detect processor family for signature_CENTAUR_ebx.
11469 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11470 signature_CENTAUR_ebx.
11471 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11472 <default>: Pass x86-64 for has_longmode.
11474 2016-06-01 Nathan Sidwell <nathan@acm.org>
11476 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11479 2016-06-01 Richard Biener <rguenther@suse.de>
11481 PR tree-optimization/71261
11482 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11483 of stmts successfully put in the bool pattern. Remove
11484 single-use restriction.
11485 (adjust_bool_pattern_cast): Add cast at the use site via the
11486 pattern def sequence.
11487 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11488 of patterned defs. Use the pattern def seqence instead of
11489 multiple independent patterns.
11490 (sort_after_uid): New qsort compare function.
11491 (adjust_bool_stmts): New function to process stmts in the bool
11492 pattern in IL order.
11493 (vect_recog_bool_pattern): Adjust.
11494 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11495 (ifcvt_walk_pattern_tree): Likewise.
11496 (stmt_is_root_of_bool_pattern): Likewise.
11497 (ifcvt_repair_bool_pattern): Likewise.
11498 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11500 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11502 * loop-unroll.c (decide_unroll_constant_iterations,
11503 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11504 likely upper bounds.
11505 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11507 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11509 * tree-core.h (enum omp_clause_code): Remove
11510 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11512 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11514 * config/arm/sync.md (arm_store_exclusive<mode>):
11515 Use 'H' output modifier on operands[2] rather than creating a new
11516 entry in out-of-bounds memory of the operands array.
11517 (arm_store_release_exclusivedi): Likewise.
11519 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11521 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11522 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11523 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11524 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11526 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11528 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11529 into account live statements for mask producers.
11531 2016-06-01 Richard Biener <rguenther@suse.de>
11533 PR tree-optimization/71311
11534 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11535 restrict to non-INTEGER_CST @0.
11537 2016-06-01 Richard Biener <rguenther@suse.de>
11539 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11540 (relational patterns): Use :c to avoid pattern duplications.
11542 2016-06-01 Richard Biener <rguenther@suse.de>
11544 * genmatch.c (comparison_code_p): New predicate.
11545 (swap_tree_comparison): New function.
11546 (commutate): Add for_vec parameter to append new for entries.
11547 Support commutating relational operators by swapping it alongside
11549 (lower_commutative): Adjust.
11550 (dt_simplify::gen): Do not pass artificial operators to gen
11552 (decision_tree::gen): Do not add artificial operators as parameters.
11553 (parser::parse_expr): Verify operator commutativity when :c is
11554 applied. Allow :C to override this.
11555 * match.pd: Adjust patterns to use :C instead of :c where required.
11557 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11559 PR tree-optimization/71077
11560 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11561 the combining step, use boolean_false_node and boolean_true_node
11562 as the designated false/true return values.
11564 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11566 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11567 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11568 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11571 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11573 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11574 of flags impliying the register renaming.
11575 * toplev.c (process_options): Do not imply flag_rename_registers with
11578 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11580 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11581 default implementation.
11583 2016-05-31 Nathan Sidwell <nathan@acm.org>
11585 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11587 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11589 * config/sh/constraints.md (b): Remove constraint.
11590 * config/sh/predicates.md (arith_reg_operand): Remove
11592 * config/sh/sh-modes.def (PDI): Remove.
11593 * config/sh/sh.c (sh_target_reg_class,
11594 sh_optimize_target_register_callee_saved): Remove functions.
11595 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11596 (sh_expand_epilogue): Update comment.
11597 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11598 sh_secondary_reload): Remove TARGET_REGS related code.
11599 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
11600 TARGET_REGISTER_P): Remove macros.
11601 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
11602 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
11603 TR1_REG, TR2_REG): Remove constants.
11604 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
11606 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11608 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
11609 define_expand patterns.
11610 (adddi3_compact): Rename to adddi3.
11611 (subdi3_compact): Rename to subdi3.
11612 (*negdi2): Rename to negdi2.
11613 (*abs<mode>2): Rename to abs<mode>2.
11615 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11617 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
11618 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
11619 (atomic_sub_fetchsi): ... this new pattern.
11620 (mvtc): Add CC_REG clobber.
11622 2016-05-31 Marek Polacek <polacek@redhat.com>
11624 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
11626 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11628 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
11629 aarch64_fusion_enabled_p to check for fusion capabilities.
11631 2016-05-31 Richard Biener <rguenther@suse.de>
11633 PR tree-optimization/71352
11634 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
11635 minus one and a negate.
11637 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11639 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
11640 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
11642 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
11643 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
11644 Remove use of aarch64_simd_attr_length_move, set length attribute
11646 (*aarch64_be_movoi): Likewise.
11647 (*aarch64_be_movci): Likewise.
11648 (*aarch64_be_movxi): Likewise.
11650 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11652 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
11653 It no longer does that.
11654 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
11656 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
11658 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
11659 attribute __unused__.
11661 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
11663 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
11664 * config/arm/arm.c (arm_arch_thumb1): Define.
11665 (arm_option_override): Initialize arm_arch_thumb1.
11666 * config/arm/arm.h (arm_arch_thumb1): Declare.
11667 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
11668 support Thumb-1 ISA.
11670 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
11673 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
11674 `Yv' for scalar operand.
11676 2016-05-31 Tom de Vries <tom@codesourcery.com>
11678 PR tree-optimization/69068
11679 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
11680 phis with more than two args.
11682 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
11684 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
11685 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
11688 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
11690 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
11692 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11694 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
11695 cpu_32, cpu_64, tune_32 and tune_64.
11696 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
11698 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
11700 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
11702 2016-05-30 Andi Kleen <ak@linux.intel.com>
11704 * auto-profile.c (read_profile): Replace asserts with errors
11705 when file does not exist.
11706 * gcov-io.c (gcov_read_words): Dito.
11708 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11710 * tree-cfg.c (print_loop): Print likely upper bounds.
11712 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11714 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
11715 * opts.c (default_options): Enable peel loops at -O3.
11716 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
11717 (try_peel_loop): Do not re-peel already peeled loops;
11718 use likely upper bounds; fix profile updating.
11719 (pass_complete_unroll::execute): Initialize peeled_loops.
11721 2016-05-30 Martin Liska <mliska@suse.cz>
11723 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
11724 computed costs by frequency of BB they belong to.
11725 (get_scaled_computation_cost_at): New function.
11727 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
11728 Marc Glisse <marc.glisse@inria.fr>
11730 PR tree-optimization/71289
11731 * match.pd (-1 / B < A, A > -1 / B): New transformations.
11733 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11735 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
11737 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11739 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
11740 for peeled copies; avoid underflow when updating estimates; correctly
11741 scale loop profile.
11743 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11745 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
11746 r236875. Corrected oe3 to oe2 as obvious.
11748 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11750 PR middle-end/71269
11751 PR middle-end/71252
11752 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
11753 that inserted stmt will not dominate stmts that defines its operand.
11754 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
11755 (rewrite_expr_tree_parallel): Likewise.
11757 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11759 PR middle-end/71252
11760 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
11761 all fields including stmt_to_insert are swapped.
11763 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11765 * predict.h (force_edge_cold): Declare.
11766 * predict.c (force_edge_cold): New function.
11767 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
11769 (canonicalize_loop_induction_variables): Fix formating.
11771 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11773 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
11774 (visium_expand_copysign): Use gen_int_mode directly.
11775 (visium_compute_frame_size): Minor tweaks.
11777 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11779 * tree-vect-loop.c (vect_analyze_loop_2): Use
11780 likely_max_stmt_executions_int.
11782 2016-05-30 Tom de Vries <tom@codesourcery.com>
11784 PR tree-optimization/69067
11785 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11787 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11791 New peepholes to remove unneeded fild/fistp pairs.
11792 (define_peephole2 atomic_loaddi_fpu): Ditto.
11794 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11796 * predict.c (maybe_hot_frequency_p): Avoid division.
11798 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11800 * doc/install.texi: Use https for shop.fsf.org.
11802 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11804 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11805 likely_max_stmt_executions_int.
11807 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11809 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11810 likely_max_stmt_executions_int.
11812 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11814 * profile.c (compute_branch_probabilities): Do not report hitrates
11816 (branch_prob): Report hitrates here.
11817 * predict.c (gimple_predict_edge): Do not assert profile status;
11818 fix formatting issues.
11820 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11822 * predict.c (edge_predicted_by_p): New function.
11823 (predict_paths_for_bb): Do not put multiple predictions of the same type
11826 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11828 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11831 2016-05-28 Alan Modra <amodra@gmail.com>
11833 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11835 2016-05-28 Alan Modra <amodra@gmail.com>
11837 PR rtl-optimization/71275
11838 * ira.c (ira): Free dominance info.
11840 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11842 * doc/sourcebuild.texi: New address for upstream Go repository.
11844 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11846 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11847 (TARGET_ARM_V7M): Likewise.
11849 2016-05-26 Jeff Law <law@redhat.com>
11851 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11852 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11853 * passes.def: Add jump threading passes before DOM/VRP.
11854 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11855 argument to a basic block from an edge. Remove tests which are
11857 (pass_data_thread_jumps, class pass_thread_jumps): New.
11858 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11859 (make_pass_thread_jumps): Likewise.
11860 * tree-pass.h (make_pass_thread_jumps): Declare.
11862 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11864 * config/visium/visium-protos.h (split_double_move): Rename into...
11865 (visium_split_double_move): ...this.
11866 (visium_split_double_add): Declare.
11867 * config/visium/visium.c (split_double_move): Rename into...
11868 (visium_split_double_move): ...this.
11869 (visium_split_double_add): New function.
11870 (visium_expand_copysign): Renumber operands for consistency.
11871 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11872 (DFmode move splitter): Likewise.
11873 (*addi3_insn): Split by means of visium_split_double_add.
11874 (*adddi3_insn_flags): Delete.
11875 (*plus_plus_sltu<subst_arith>): New insn.
11876 (*subdi3_insn): Split by means of visium_split_double_add.
11877 (subdi3_insn_flags): Delete.
11878 (*minus_minus_sltu<subst_arith>): New insn.
11879 (*negdi2_insn): Split by means of visium_split_double_add.
11880 (*negdi2_insn_flags): Delete.
11882 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11884 * configure.ac: Treat a --with-headers option without argument
11885 the same as the default (i.e. consult sys-include directory).
11886 * configure: Regenerate.
11888 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11890 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11891 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11893 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11894 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11896 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11899 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11900 tree-stdarg analysis results.
11901 (aarch64_setup_incoming_varargs): Likewise.
11903 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11905 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11906 va_list_gpr_counter_field and va_list_fpr_counter_field.
11908 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11911 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11912 * config/aarch64/aarch64.c
11913 (aarch64_cannot_change_mode_class): Remove function.
11914 * config/aarch64/aarch64-protos.h
11915 (aarch64_cannot_change_mode_class): Remove.
11917 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11919 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11920 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11921 get_likely_max_loop_iterations_int): New.
11922 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11923 any_likely_upper_bound.
11924 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11926 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11927 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11929 (unroll_loop_constant_iterations): Likewise.
11930 (unroll_loop_runtime_iterations): Likewise.
11931 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11932 * lto-streamer-out.c (output_cfg): Likewise.
11933 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11935 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11936 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11937 (likely_max_loop_iterations): New.
11938 (likely_max_loop_iterations_int): New.
11939 (likely_max_stmt_executions): New.
11940 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11941 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11942 likely_max_stmt_executions): Declare.
11944 2016-05-27 Marek Polacek <polacek@redhat.com>
11946 PR middle-end/71308
11947 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11949 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11951 * config/s390/s390.md (2x risbg splitters): Use
11952 reg_overlap_mentioned_p instead of rtx_equal_p.
11954 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11956 * combine.c (make_compound_operation): Take known zero bits into
11957 account when checking for possible zero_extend.
11959 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11961 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11962 Use const_int_operand for operand 2 predicate. Simplify expand code
11965 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11967 PR middle-end/71279
11968 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11971 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11973 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11974 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11975 that returns CC_SESWPmode and CC_ZESWPmode.
11976 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11978 (aarch64_rtx_costs): Likewise.
11980 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11982 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11983 for ISA 3.0 min/max support.
11984 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11985 conditional move support.
11986 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11987 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11989 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11990 conditional moves where the comparison type is different from move
11992 (fp_minmax): New code iterator for smin/smax.
11993 (minmax): New code attributes for min/max.
11994 (SMINMAX): Likewise.
11995 (smax<mode>3): Combine min, max insns into one insn using the
11996 fp_minmax code iterator. Add support for ISA 3.0 min/max
11997 instructions that don't need -ffast-math.
11998 (s<minmax><mode>3): Likewise.
11999 (smax<mode>3_vsx): Likewise.
12000 (smin<mode>3): Likewise.
12001 (s<minmax><mode>3_vsx): Likewise.
12002 (smin<mode>3_vsx): Likewise.
12003 (pre-VSX min/max splitters): Likewise.
12004 (s<minmax><mode>3_fpr): Likewise.
12005 (movsfcc): Rewrite floating point conditional moves to combine
12006 SFmode/DFmode into a single insn.
12007 (mov<mode>cc): Likewise.
12008 (movdfcc): Likewise.
12009 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12010 SFDF2 iterators to handle all combinations.
12011 (fseldfsf4): Likewise.
12012 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12013 (fseldfdf4): Likewise.
12014 (fselsfdf4): Likewise.
12015 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12016 comparison instructions that set a 0/-1 mask, and use it for
12017 floating point conditional move via XXSEL.
12018 (fpmask<mode>): Likewise.
12019 (xxsel<mode>): Likewise.
12020 * config/rs6000/predicates.md (min_max_operator): Delete, no
12022 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12023 instructions that generate a 0/-1 mask for use with XXSEL.
12024 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12025 say whether floating point min/max is available, either through
12026 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12027 (TARGET_MINMAX_DF): Likewise.
12029 2016-05-27 Alan Modra <amodra@gmail.com>
12031 PR rtl-optimization/71275
12032 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12033 for update_equiv_regs and combine_and_move_insns.
12035 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
12037 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
12038 if_then_else or cond RTXes to calculate attribute value.
12039 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
12040 <attr "length_immediate>: Ditto.
12041 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
12042 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
12043 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
12044 <attr "type">: Ditto.
12045 <attr "prefix_data16">: Ditto.
12046 <attr "prefix_extra">: Ditto.
12047 <attr "length_immediate">: Ditto.
12048 <attr "prefix">: Ditto.
12049 (vec_set<mode>_0) <attr "isa">: Ditto.
12050 <attr "prefix_extra">: Ditto.
12051 <attr "length_immediate">: Ditto.
12052 <attr "prefix">: Ditto.
12053 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
12054 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
12055 (sse2_storelpd) <attr "prefix_data16">: Ditto.
12056 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
12057 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
12058 <attr "length_immediate">: Ditto.
12059 <attr "prefix">: Ditto.
12060 (sse2_movsd) <attr "length_immediate">: Ditto.
12061 <attr "prefix">: Ditto.
12062 (vec_concatv2df) <attr "isa">: Ditto.
12063 <attr "prefix">: Ditto.
12064 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
12065 (*vec_extractv2di_1) <attr "isa">: Ditto.
12066 <attr "type">: Ditto.
12067 <attr "length_immediate">: Ditto.
12068 <attr "prefix_rex">: Ditto.
12069 <attr "prefix_extra">: Ditto.
12070 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
12071 <attr "prefix_extra">: Ditto.
12072 <attr "length_immediate">: Ditto.
12073 (vec_concatv2di) <attr "isa">: Ditto.
12074 <attr "prefix_extra">: Ditto.
12075 <attr "length_immediate">: Ditto.
12076 <attr "prefix">: Ditto.
12078 2016-05-26 Martin Liska <mliska@suse.cz>
12080 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
12082 (operator+): Likewise.
12083 (operator-): Likewise.
12084 (comp_cost::operator+=): Likewise.
12085 (comp_cost::operator-=): Likewise.
12086 (comp_cost::operator/=): Likewise.
12087 (comp_cost::operator*=): Likewise.
12088 (operator<): Likewise.
12089 (operator==): Likewise.
12090 (operator<=): Likewise.
12091 (new_cost): Remove.
12092 (infinite_cost_p): Likewise.
12093 (add_costs): Likewise.
12094 (sub_costs): Likewise.
12095 (compare_costs): Likewise.
12096 (set_group_iv_cost): Use the newly introduced functions.
12097 (get_address_cost): Likewise.
12098 (get_shiftadd_cost): Likewise.
12099 (force_expr_to_var_cost): Likewise.
12100 (split_address_cost): Likewise.
12101 (ptr_difference_cost): Likewise.
12102 (difference_cost): Likewise.
12103 (get_computation_cost_at): Likewise.
12104 (determine_group_iv_cost_generic): Likewise.
12105 (determine_group_iv_cost_address): Likewise.
12106 (determine_group_iv_cost_cond): Likewise.
12107 (autoinc_possible_for_pair): Likewise.
12108 (determine_group_iv_costs): Likewise.
12109 (cheaper_cost_pair): Likewise.
12110 (iv_ca_recount_cost): Likewise.
12111 (iv_ca_set_no_cp): Likewise.
12112 (iv_ca_set_cp): Likewise.
12113 (iv_ca_cost): Likewise.
12114 (iv_ca_new): Likewise.
12115 (iv_ca_dump): Likewise.
12116 (iv_ca_narrow): Likewise.
12117 (iv_ca_prune): Likewise.
12118 (iv_ca_replace): Likewise.
12119 (try_add_cand_for): Likewise.
12120 (try_improve_iv_set): Likewise.
12121 (find_optimal_iv_set): Likewise.
12123 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
12125 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
12126 that internal functions will clobber all caller-saved registers.
12128 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12130 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
12131 Return a better case_values_threshold when optimizing.
12133 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12135 * config/aarch64/aarch64-simd.md (aarch64_combinez):
12136 Add ? to integer variant.
12137 (aarch64_combinez_be): Likewise.
12139 2016-05-26 Jakub Jelinek <jakub@redhat.com>
12141 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
12142 instead of x constraint.
12143 (vcvtps2ph256<mask_name>): Likewise.
12145 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
12146 alternative. Formatting fix.
12148 * config/i386/sse.md
12149 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
12151 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
12152 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
12153 maybe_evex prefix instead of vex.
12154 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
12155 EXT_REX_SSE_REG_P (op0) case in the splitter.
12157 2016-05-25 Jeff Law <law@redhat.com>
12159 PR tree-optimization/71272
12160 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
12161 Update comments. Add test for empty path.
12163 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12165 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
12166 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
12167 special case builtin.
12168 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12169 code for ALTIVEC_BUILTIN_VEC_CMPNE.
12170 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12171 for __builtin_vec_cmpne.
12173 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
12175 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
12176 redundant test and bail out if the type of the new operand is not
12177 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
12179 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12181 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
12182 (x_ix86_target_flags_explicit): Remove.
12183 * config/i386/i386.c (ix86_function_specific_save): Do not copy
12184 x_ix86_target_flags_explicit.
12185 (ix86_function_specific_restore): Ditto.
12187 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12188 H.J. Lu <hongjiu.lu@intel.com>
12191 * common/config/i386/i386-common.c
12192 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
12193 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
12194 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
12195 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
12196 (-mgeneral-regs-only): Add new option.
12197 * config/i386/i386.c (ix86_option_override_internal): Don't enable
12198 x87 instructions if only general registers are allowed.
12199 (ix86_target_string): Add ix86_flags argument. Handle additional
12200 flags options through ix86_flags argument. Update all callers.
12201 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
12203 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12205 PR rtl-optimization/66940
12206 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
12207 decrementing desired_val will not overflow before performing these
12210 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
12212 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
12213 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
12214 * config/i386/i386.c (enum ix86_builtins): Add
12215 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
12216 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
12217 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
12218 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
12219 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
12220 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
12221 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
12222 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
12223 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
12224 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
12225 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
12226 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
12227 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
12228 __builtin_ia32_cvtps2dq512_mask.
12229 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
12230 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
12231 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
12232 * config/i386/sse.md
12233 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12235 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12236 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12238 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12239 (avx512f_vec_pack_sfix_v8df): New define_expand.
12240 (avx512f_roundpd512): Rename to ...
12241 (avx512f_round<castmode>512): ... this. Change iterator.
12242 (avx512f_roundps512_sfix): New define_expand.
12243 (round<mode>2_sfix): Change iterator.
12245 2016-05-25 Nick Clifton <nickc@redhat.com>
12247 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12248 static interrupt handler is detected.
12249 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12250 default linker script.
12251 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12252 the low part of a symbolic pointer.
12254 2016-05-25 Richard Biener <rguenther@suse.de>
12256 PR tree-optimization/71261
12257 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12258 interesting stmt instead of immediate uses when looking
12259 for the use operand to replace.
12261 2016-05-25 Martin Liska <mliska@suse.cz>
12263 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12265 2016-05-25 Richard Biener <rguenther@suse.de>
12267 PR tree-optimization/71264
12268 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12271 2016-05-25 Martin Liska <mliska@suse.cz>
12273 PR tree-optimization/71239
12274 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12275 if DECL_SIZE is NULL.
12277 2016-05-25 Richard Biener <rguenther@suse.de>
12279 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12280 * tree-if-conv.c (pass_data_if_conversion): Use it.
12282 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12284 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12285 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12286 * varpool.c (varpool_node::get_availability): Likewise.
12288 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12290 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12291 VNEGW/VNEGD instructions.
12292 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12293 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12294 support for ISA 3.0 VNEGW/VNEGD instructions.
12296 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12298 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12299 pointers inside OACC_DATA regions.
12300 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12301 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12302 (gimplify_adjust_omp_clauses): Fix typo in comment.
12304 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12306 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12307 parity built-in functions.
12308 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12310 (p9v_parity<mode>2): Likewise.
12311 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12313 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12314 (parity<mode>2): ISA 3.0 expander for vector parity.
12315 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12317 (BU_P9_64BIT_MISC_0): Likewise.
12318 (BU_P9_MISC_0): Likewise.
12319 (BU_P9V_AV_1): Likewise.
12320 (BU_P9V_AV_2): Likewise.
12321 (BU_P9V_AV_3): Likewise.
12322 (BU_P9V_AV_P): Likewise.
12323 (BU_P9V_VSX_1): Likewise.
12324 (BU_P9V_OVERLOAD_1): Likewise.
12325 (BU_P9V_OVERLOAD_2): Likewise.
12326 (BU_P9V_OVERLOAD_3): Likewise.
12327 (VCTZB): Add vector count trailing zeros support.
12331 (VPRTYBD): Add vector parity support.
12332 (VPRTYBQ): Likewise.
12333 (VPRTYBW): Likewise.
12334 (VCTZ): Add overloaded vector count trailing zeros support.
12335 (VPRTYB): Add overloaded vector parity support.
12336 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12337 overloaded vector count trailing zeros and parity instructions.
12338 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12339 vector parity support.
12340 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12341 trailing zeros support.
12342 (vec_cntlz): Likewise.
12343 (vec_vctzb): Likewise.
12344 (vec_vctzd): Likewise.
12345 (vec_vctzh): Likewise.
12346 (vec_vctzw): Likewise.
12347 (vec_vprtyb): Add ISA 3.0 vector parity support.
12348 (vec_vprtybd): Likewise.
12349 (vec_vprtybw): Likewise.
12350 (vec_vprtybq): Likewise.
12351 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12352 the ISA 3.0 vector count trailing zeros and vector parity built-in
12355 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12357 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12358 when there is stmt_to_insert.
12360 2016-05-24 Martin Sebor <msebor@redhat.com>
12363 * tree.h (complete_or_array_type_p): New inline function.
12365 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12367 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12368 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12369 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12371 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12372 Limit 1st alternative to noavx isa, split 2nd alternative into one
12373 noavx and one avx alternative, use *x and Bm in the former and
12374 x and m in the latter.
12376 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12377 of sse4 for the first alternative, drop %v from the template
12378 and d operand modifier. Split second alternative into one sse4_noavx
12379 and one avx alternative, use *x instead of *v in the former and v
12380 instead of *v in the latter.
12381 (*sse4_1_extractps): Use noavx isa instead of * for the first
12382 alternative, drop %v from the template. Split second alternative into
12383 one noavx and one avx alternative, use *x instead of *v in the
12384 former and v instead of *v in the latter.
12385 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12386 with noavx and the last one with avx.
12387 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12388 split the second one into one noavx and one avx alternative,
12389 use *x and Bm in the former and x and m in the latter one.
12390 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12393 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12394 first two alternatives to noavx, use *x instead of *v in the second
12395 one, add avx alternative without *.
12396 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12397 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12398 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12400 2016-05-24 Jeff Law <law@redhat.com>
12402 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12403 New function, extracted from...
12404 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12405 Allow simple copies and constant initializations in the SSA chain.
12407 2016-05-24 Marek Polacek <polacek@redhat.com>
12410 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12413 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12416 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12417 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12418 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12419 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12420 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12422 2016-05-24 Richard Biener <rguenther@suse.de>
12424 PR tree-optimization/71240
12425 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12428 2016-05-24 Richard Biener <rguenther@suse.de>
12430 PR tree-optimization/71230
12431 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12433 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12435 * tree-vectorizer.h (vectorizable_comparison): Delete.
12436 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12437 PURE_SLP_STMT check.
12438 * tree-vect-stmts.c (vectorizable_call): Likewise.
12439 (vectorizable_simd_clone_call): Likewise.
12440 (vectorizable_conversion): Likewise.
12441 (vectorizable_assignment): Likewise.
12442 (vectorizable_shift): Likewise.
12443 (vectorizable_operation): Likewise.
12444 (vectorizable_load): Likewise.
12445 (vectorizable_condition): Likewise.
12446 (vectorizable_store): Likewise. Assert that we don't have
12448 (vectorizable_comparison): Make static. Remove redundant
12449 PURE_SLP_STMT check.
12450 (vect_transform_stmt): Assert that we always have an slp_node
12453 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12455 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12456 operands[2] against 1 with comparison against CONST1_RTX.
12457 (<shift>di3_neon): Likewise.
12458 * config/arm/predicates.md (const0_operand): Replace with comparison
12459 against CONST0_RTX.
12461 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12463 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12464 operands[2] against 1 with comparison against CONST1_RTX.
12465 (ashrdi3): Likewise.
12466 (lshrdi3): Likewise.
12467 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12469 (ashrsi3): Likewise.
12470 (lshrsi3): Likewise.
12471 (rotrsi3): Likewise.
12472 (define_split above *compareqi_eq0): Likewise.
12473 (define_split above "prologue"): Likewise.
12474 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12475 * config/arm/predicates.md (shift_operator): Likewise.
12476 (shift_nomul_operator): Likewise.
12477 (sat_shift_operator): Likewise.
12478 (thumb1_cmp_operand): Likewise.
12479 (const_neon_scalar_shift_amount_operand): Replace manual range
12480 check with IN_RANGE.
12481 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12482 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12484 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12486 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12487 with HOST_WIDE_INT_1.
12489 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12490 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12491 (arm_canonicalize_comparison): Likewise.
12492 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12494 (thumb1_size_rtx_costs): Likewise.
12495 (vfp_const_double_index): Replace cast of 1 to unsigned
12496 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12497 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12499 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12500 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12501 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12502 HOST_WIDE_INT with HOST_WIDE_INT_1.
12504 2016-05-24 Marek Polacek <polacek@redhat.com>
12506 * tree-cfg.h (should_remove_lhs_p): New predicate.
12507 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12508 * gimplify.c (gimplify_modify_expr): Likewise.
12509 * tree-cfg.c (verify_gimple_call): Likewise.
12510 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12511 * gimple-fold.c: Include "tree-cfg.h".
12512 (gimple_fold_call): Use should_remove_lhs_p.
12514 2016-05-24 Richard Biener <rguenther@suse.de>
12516 PR tree-optimization/71253
12517 * cfganal.h (control_dependences): Make robust against edge
12519 (control_dependences::control_dependences): Remove edge_list argument.
12520 (control_dependences::get_edge): Remove.
12521 (control_dependences::get_edge_src): Add.
12522 (control_dependences::get_edge_dest): Likewise.
12523 (control_dependences::m_el): Make a vector of edge src/dest index.
12524 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12525 (control_dependences::control_dependences): Likewise.
12526 (control_dependences::~control_dependence): Likewise.
12527 (control_dependences::get_edge): Remove.
12528 (control_dependences::get_edge_src): Add.
12529 (control_dependences::get_edge_dest): Likewise.
12530 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12532 (perform_tree_ssa_dce): Adjust.
12533 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12535 (pass_loop_distribution::execute): Adjust. Do loop destroying
12536 conditional on changed.
12538 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12541 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12542 return. Reindent transformation comment and mention the ARM state
12545 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12547 PR middle-end/71252
12548 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12549 after build_and_add_sum creates new use stmt.
12551 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12553 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12554 load_lanes/grouped_load classification comes first. Don't check
12555 whether the vectorization factor is a multiple of the group size
12558 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12560 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12561 GROUP_GAP for single-element interleaving.
12562 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12565 2016-05-24 Richard Biener <rguenther@suse.de>
12567 PR middle-end/70434
12569 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12570 bases which are accessed with non-invariant indices.
12571 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12572 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12574 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12576 PR middle-end/71170
12577 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12578 (add_to_ops_vec): Add stmt_to_insert.
12579 (add_repeat_to_ops_vec): Init stmt_to_insert.
12580 (insert_stmt_before_use): New.
12581 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12583 (get_ops): Init stmt_to_insert.
12584 (maybe_optimize_range_tests): Likewise.
12585 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12586 (rewrite_expr_tree_parallel): Likewise.
12587 (reassociate_bb): Likewise.
12589 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12592 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12593 ISA 3.0 xxperm fusion alternative.
12594 (altivec_vperm_v8hiv16qi): Likewise.
12595 (altivec_vperm_<mode>_uns_internal): Likewise.
12596 (vperm_v8hiv4si): Likewise.
12597 (vperm_v16qiv8hi): Likewise.
12599 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12600 Kelvin Nilsen <kelvin@gcc.gnu.org>
12602 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
12603 vpermr/xxpermr on ISA 3.0.
12604 (altivec_expand_vec_perm_le): Likewise.
12605 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
12606 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
12609 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
12611 * config/i386/i386.h (IS_STACK_MODE): Enable for
12612 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
12613 SSE_FLOAT_MODE_P macros.
12614 * config/i386/i386.c (ix86_preferred_reload_class): Use
12615 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
12616 Cleanup regclass processing for CONST_DOUBLE_P.
12617 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
12618 (ix86_rtx_costs): Remove redundant TARGET_80387 check
12619 with IS_STACK_MODE macro.
12620 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
12622 (*movdf_internal): Use IS_STACK_MODE macro.
12623 (*movsf_internal): Ditto.
12625 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
12627 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
12628 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
12630 2016-05-23 Jeff Law <law@redhat.com>
12632 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
12634 (fsm_find_control_statement_thread_paths): Call it.
12636 2016-05-23 Martin Jambor <mjambor@suse.cz>
12639 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
12640 from_global_constant if t is not NULL.
12642 2016-05-23 Marek Polacek <polacek@redhat.com>
12645 * common.opt (Wswitch-unreachable): New option.
12646 * doc/invoke.texi: Document -Wswitch-unreachable.
12647 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
12650 2016-05-23 Bin Cheng <bin.cheng@arm.com>
12652 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
12653 TMR_INDEX is non-NULL.
12655 2016-05-23 Richard Biener <rguenther@suse.de>
12657 PR tree-optimization/71230
12658 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
12659 (try_special_add_to_ops): ... here. Always test for single-use.
12661 2016-05-23 Martin Jambor <mjambor@suse.cz>
12663 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
12664 default block if a PHI node in the original one would be resized.
12666 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12668 PR tree-optimization/58135
12669 * tree-vect-slp.c: When group size is not multiple
12670 of vector size, allow splitting of store group at
12673 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
12675 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
12677 2016-05-22 Jakub Jelinek <jakub@redhat.com>
12679 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12680 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
12681 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
12684 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
12685 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
12686 v constraint instead of x and vinserti32x4 insn.
12688 * config/i386/sse.md (i128vldq): New mode iterator.
12689 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
12690 avx512dq and avx512vl alternatives.
12692 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
12693 constraint, use maybe_evex prefix instead of vex.
12694 (vec_dupv4sf): Use v constraint instead of x for output
12695 operand except for noavx alternative, use Yv constraint
12696 instead of x for input. Use maybe_evex prefix instead of vex.
12697 (*vec_dupv4si): Likewise.
12698 (*vec_dupv2di): Likewise.
12700 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12702 PR middle-end/40921
12703 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
12704 (linearize_expr_tree): Call try_special_add_to_ops.
12705 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
12707 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12709 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
12710 to computed stack_usage.
12712 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12715 * config/avr/avr.md (define_expand "mov<mode>"): If the source
12716 operand is subreg (symbol_ref) then move the symbol ref to register.
12718 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
12720 * tree.c (array_at_struct_end_p): Look through MEM_REF.
12722 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12724 PR middle-end/71179
12725 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
12728 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12730 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
12731 ranges by calling get_single_symbol and tidy up. Look more closely
12732 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
12734 2016-05-20 Jeff Law <law@redhat.com>
12736 * bitmap.c (bitmap_find_bit): Remove useless test.
12738 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
12740 * function.c (thread_prologue_and_epilogue_insns): Commit the
12741 insertion of the epilogue.
12743 2016-05-20 Martin Jambor <mjambor@suse.cz>
12745 PR tree-optimization/70884
12746 * tree-sra.c (initialize_constant_pool_replacements): Do not check
12747 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
12748 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
12749 of constant pool data as a reason for scalarization.
12751 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12753 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
12754 for naked functions.
12755 (thumb1_expand_prologue): Likewise.
12757 2016-05-20 Nathan Sidwell <nathan@acm.org>
12759 * config/nvptx/nptx.c (nvptx_option_override): Only set
12760 flag_toplevel_reorder, if not explicitly specified. Set
12761 flag_no_common, unless explicitly specified.
12763 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12765 * calls.c (can_implement_as_sibling_call_p): Mark param
12766 reg_parm_stack_space with ATTRIBUTE_UNUSED.
12768 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
12770 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
12771 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
12772 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12774 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
12775 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
12776 and CASE_CONST_ANY.
12778 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
12780 * config/nvptx/nvptx.md (sincossf3): New pattern.
12782 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12784 * calls.c (maybe_complain_about_tail_call): New function.
12785 (initialize_argument_information): Call
12786 maybe_complain_about_tail_call when clearing *may_tailcall.
12787 (can_implement_as_sibling_call_p): Call
12788 maybe_complain_about_tail_call when returning false.
12789 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12790 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12791 if tail-call optimization fails.
12792 * cfgexpand.c (expand_call_stmt): Initialize
12793 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12794 * gimple-pretty-print.c (dump_gimple_call): Dump
12795 gimple_call_must_tail_p.
12796 * gimple.c (gimple_build_call_from_tree): Call
12797 gimple_call_set_must_tail with the value of
12798 CALL_EXPR_MUST_TAIL_CALL.
12799 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12800 (gimple_call_set_must_tail): New function.
12801 (gimple_call_must_tail_p): New function.
12802 * print-tree.c (print_node): Update printing of TREE_STATIC
12803 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12804 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12805 trailing comment listing applicable flags.
12806 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12808 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12810 * calls.c (expand_call): Move "Rest of purposes for tail call
12811 optimizations to fail" to...
12812 (can_implement_as_sibling_call_p): ...this new function, and
12813 split into multiple "if" statements.
12815 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12817 * cfgloop.h (expected_loop_iterations_unbounded,
12818 expected_loop_iterations): Unconstify.
12819 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12820 profile with known upper bound; return 3 when profile is absent.
12821 (expected_loop_iterations): Update.
12823 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12825 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12826 and get_max_loop_iterations_int.
12828 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12830 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12831 realistic upper bounds here.
12833 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12836 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12837 calls if the LHS is variable length or has addressable type.
12838 If targets[0]->decl is a noreturn call with void return type and
12839 zero arguments, adjust fntype and remove lhs in that case.
12841 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12843 PR tree-optimization/71079
12844 PR tree-optimization/71206
12845 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12847 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12849 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12850 (get_vec_alignment_for_array_decl): Likewise.
12851 (get_vec_alignment_for_record_decl): Likewise.
12852 (increase_alignment::execute): Move code to find alignment to
12853 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12854 (type_align_map): New hash_map.
12856 2016-05-20 Richard Guenther <rguenther@suse.de>
12858 PR tree-optimization/29756
12859 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12860 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12861 * fold-const.c (operand_equal_p): Likewise.
12862 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12863 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12864 * tree-inline.c (estimate_operator_cost): Likewise.
12865 * tree-pretty-print.c (dump_generic_node): Likewise.
12866 * tree-ssa-operands.c (get_expr_operands): Likewise.
12867 * cfgexpand.c (expand_debug_expr): Likewise.
12868 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12869 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12870 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12871 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12872 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12873 (execute_update_addresses_taken): Do it.
12875 2016-05-20 Richard Biener <rguenther@suse.de>
12877 PR tree-optimization/71185
12878 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12879 register operations.
12881 2016-05-20 Richard Biener <rguenther@suse.de>
12883 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12884 gimple_seq_add_seq_without_update.
12885 (release_bb_predicate): Assert we have no operands to free.
12886 (if_convertible_loop_p_1): Calculate post dominators later.
12887 Do not free BB predicates here.
12888 (combine_blocks): Do not recompute BB predicates.
12889 (version_loop_for_if_conversion): Save BB predicates around
12892 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12894 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12895 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12896 code. Ignore sibcalls on EDGE_IGNORE edges.
12897 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12898 on edges for sibcalls that run without prologue. The rest of the
12899 function is combined from...
12900 (fix_fake_fallthrough_edge): ... this, and ...
12901 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12902 function argument, make it a local variable.
12904 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12906 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12907 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12908 for 32-bit mode and SEH for 64-bit.
12909 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12910 TARGET_64BIT_DEFAULT.
12912 2016-05-19 Ryan Burn <contact@rnburn.com>
12914 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12915 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12917 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12919 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12920 force pending loads from memory.
12922 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12924 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12925 (UNSPEC_DARN_32): New unspec constant.
12926 (UNSPEC_DARN_RAW): New unspec constant.
12927 (darn_32): New instruction.
12928 (darn_raw): New instruction.
12929 (darn): New instruction.
12930 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12931 support and documentation for this macro.
12932 (BU_P9_MISC_1): New macro definition.
12933 (BU_P9_64BIT_MISC_0): New macro definition.
12934 (BU_P9_MISC_0): New macro definition.
12935 (darn_32): New builtin definition.
12936 (darn_raw): New builtin definition.
12937 (darn): New builtin definition.
12938 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12939 RS6000_BUILTIN_0 directives to surround each occurrence of
12940 #include "rs6000-builtin.def".
12941 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12942 RS6000_BTM_64BIT flags to the returned mask, depending on
12944 (def_builtin): Correct an error in the assignments made to the
12945 debugging variable attr_string.
12946 (rs6000_expand_builtin): Add support for no-operand built-in
12948 (builtin_function_type): Remove fatal_error assertion that is no
12950 (rs6000_common_init_builtins): Add support for no-operand built-in
12952 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12954 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12956 (RS6000_BTM_64BIT): New macro definition.
12957 * doc/extend.texi: Document __builtin_darn (void),
12958 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12961 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12963 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12964 max_loop_iterations_int.
12966 2016-05-19 Marek Polacek <polacek@redhat.com>
12968 PR tree-optimization/71031
12969 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12970 condition and adjust the code a bit.
12972 2016-05-19 Martin Liska <mliska@suse.cz>
12974 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12975 auto_vec instead of vec.
12977 2016-05-19 Martin Liska <mliska@suse.cz>
12979 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12981 2016-05-19 Martin Liska <mliska@suse.cz>
12983 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12985 2016-05-19 Martin Liska <mliska@suse.cz>
12987 * ipa-pure-const.c (set_function_state): Remove an existing
12989 (remove_node_data): Do not free it as it's released
12990 in set_function_state.
12992 2016-05-19 Martin Liska <mliska@suse.cz>
12994 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12997 2016-05-19 Martin Liska <mliska@suse.cz>
12999 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13001 2016-05-19 Martin Liska <mliska@suse.cz>
13003 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13004 an auto_vec instead of re-creating it.
13006 2016-05-19 Martin Liska <mliska@suse.cz>
13008 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13009 auto_vec instead of vec.
13011 2016-05-19 Martin Liska <mliska@suse.cz>
13013 * lto-section-in.c (lto_get_section_data): Call
13014 lto_check_version with additional argument.
13015 * lto-streamer.c (lto_check_version): Add new argument.
13016 * lto-streamer.h (lto_check_version): Likewise.
13018 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13020 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13021 Don't add cost of inner memory when handling sign-extended loads.
13023 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13025 PR rtl-optimization/71148
13026 * cse.c (cse_main): Free dominance info.
13027 (rest_of_handle_cse): Don't free dominance info.
13028 (rest_of_handle_cse2): Likewise.
13029 (rest_of_handle_cse_after_global_opts): Likewise.
13031 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13034 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13035 NULL_TREE early if NEON is not available. Remove now redundant check
13036 in ARM_CHECK_BUILTIN_MODE.
13038 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
13041 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
13042 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
13043 * doc/cpp.texi: Document new macros.
13045 2016-05-19 Bin Cheng <bin.cheng@arm.com>
13047 PR tree-optimization/69848
13048 * tree-vect-loop.c (vectorizable_reduction): Don't factor
13049 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
13051 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13053 * function.c (thread_prologue_and_epilogue_insn): Move the
13054 "goto epilogue_done" one block later.
13056 2016-05-19 Richard Biener <rguenther@suse.de>
13058 PR tree-optimization/70729
13059 * passes.def: Move LIM pass before PRE. Remove no longer
13060 required copyprop and move first DCE out of the loop pipeline.
13062 2016-05-18 David Malcolm <dmalcolm@redhat.com>
13065 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
13066 (OBJS-libcommon-target): ...here.
13067 * opts-common.c: Include spellcheck.h.
13068 (cmdline_handle_error): Build a vec of valid options and use it
13069 to suggest provide hints for misspelled arguments.
13071 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13074 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
13075 lhs if it has TREE_ADDRESSABLE type.
13077 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
13080 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
13081 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13083 2016-05-18 Martin Jambor <mjambor@suse.cz>
13086 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
13087 input for NOP_EXPR pass-through functions.
13088 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
13089 aggregate global constant VAR_DECLs in constant jump functions.
13091 2016-05-18 Martin Jambor <mjambor@suse.cz>
13094 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
13095 from TREE_READONLY parameters.
13097 2016-05-18 Martin Jambor <mjambor@suse.cz>
13100 * cgraph.h (cgraph_indirect_call_info): New field
13101 guaranteed_unmodified.
13102 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
13103 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13105 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
13106 pass the parameter value to ipa_find_agg_cst_for_param.
13107 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
13108 guaranteed_unmodified, store AA results there instead of bailing out
13110 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
13111 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
13112 (find_constructor_constant_at_offset): New function.
13113 (ipa_find_agg_cst_from_init): Likewise.
13114 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
13115 static initializers of contants, report back through a new paameter
13116 from_global_constant if that was the case.
13117 (try_make_edge_direct_simple_call): Also pass parameter value to
13118 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13120 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
13121 (ipa_read_indirect_edge_info): Likewise.
13122 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
13123 (ipa_load_from_parm_agg): Likewise.
13125 2016-05-18 Jiong Wang <jiong.wang@arm.com>
13127 PR rtl-optimization/71150
13128 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
13131 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13134 * config/rs6000/constraints.md (wE constraint): New constraint
13135 for a vector constant that can be loaded with XXSPLTIB.
13136 (wM constraint): New constraint for a vector constant of a 1's.
13137 (wS constraint): New constraint for a vector constant that can be
13138 loaded with XXSPLTIB and a vector sign extend instruction.
13139 * config/rs6000/predicates.md (xxspltib_constant_split): New
13140 predicates for wE/wS constraints.
13141 (xxspltib_constant_nosplit): Likewise.
13142 (easy_vector_constant): Add support for constants that can be
13143 loaded via XXSPLTIB.
13144 (all_ones_constant): New predicate for vector constant with all
13146 (splat_input_operand): Add support for ISA 3.0 word splat operations.
13147 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
13148 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
13149 instruction and possibly with a sign extension.
13150 (output_vec_const_move): Add support for XXSPLTIB. If we are
13151 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
13152 instead of XXLXOR/XXLORC.
13153 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
13155 (rs6000_legitimize_reload_address): Likewise.
13156 (rs6000_output_move_128bit): Use output_vec_const_move to emit
13158 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
13159 combine VSX_M and VSX_M2 into one iterator.
13160 (VSX_M2): Likewise.
13161 (VSINT_84): New iterators for loading constants with XXSPLTIB.
13162 (VSINT_842): Likewise.
13163 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
13164 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
13165 XXSPLTIB instruction.
13166 (xxspltib_<mode>_nosplit): Likewise.
13167 (xxspltib_<mode>_split): New insn to load up constants with
13168 XXSPLTIB and a sign extend instruction.
13169 (vsx_mov<mode>): Replace single move that handled all vector types
13170 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
13171 moves (when -mvsx-timode is in effect) into the main vector
13172 moves. Eliminate separate moves for <VSr> <VSa>, where the
13173 preferred register class (<VSr>) is listed first, and the
13174 secondary register class (<VSa>) is listed second with a '?' to
13175 discourage use. Prefer loading 0/-1 in any VSX register for ISA
13176 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
13177 that if the register was involved in a slow operation, the
13178 clear/set operation does not wait for the slow operation to
13179 finish. Adjust the length attributes for 32-bit mode. Use
13180 rs6000_output_move_128bit and drop the use of the string
13181 instructions for 32-bit movti when -mvsx-timode is in effect. Use
13182 spacing so that the alternatives and attributes don't generate
13183 long lines, and put things in columns, so that it is easier to
13184 match up the operands and attributes with the insn alternatives.
13185 (vsx_mov<mode>_64bit): Likewise.
13186 (vsx_mov<mode>_32bit): Likewise.
13187 (vsx_movti_64bit): Fold movti into normal vector moves.
13188 (vsx_movti_32bit): Likewise.
13189 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
13190 splat instructions.
13191 (vsx_splat_v4si_internal): Likewise.
13192 (vsx_splat_v4sf_internal): Likewise.
13193 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
13194 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
13195 extend vector elements.
13196 (vsx_sign_extend_hi_<mode>): Likewise.
13197 (vsx_sign_extend_si_v2di): Likewise.
13198 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
13200 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
13201 constraints. Add trailing period to wL documentation.
13203 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
13205 PR middle-end/71020
13206 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
13207 * tree-dfa.c (replace_abnormal_ssa_names): New function.
13208 * tree-call-cdce.c: Include tree-dfa.h.
13209 (can_guard_call_p): New function, extracted from...
13210 (can_use_internal_fn): ...here.
13211 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
13213 (shrink_wrap_one_built_in_call): Likewise.
13214 (use_internal_fn): Likewise.
13215 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
13216 and return void. Call replace_abnormal_ssa_names.
13217 (pass_call_cdce::execute): Check can_guard_call_p during the
13218 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
13219 will always change something.
13221 2016-05-18 Martin Jambor <mjambor@suse.cz>
13224 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
13225 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
13227 2016-05-18 Martin Jambor <mjambor@suse.cz>
13230 * ipa-inline.h (condition): New field size.
13231 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
13232 for comaprison and store it into the new condition.
13233 (evaluate_conditions_for_known_args): Use condition size to check
13234 access sizes for all but CHANGED conditions.
13235 (unmodified_parm_1): New parameter size_p, store access size into it.
13236 (unmodified_parm): Likewise.
13237 (unmodified_parm_or_parm_agg_item): Likewise.
13238 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13239 (set_cond_stmt_execution_predicate): Extract access sizes and store
13240 them to conditions.
13241 (set_switch_stmt_execution_predicate): Likewise.
13242 (will_be_nonconstant_expr_predicate): Likewise.
13243 (will_be_nonconstant_predicate): Likewise.
13244 (inline_read_section): Stream condition size.
13245 (inline_write_summary): Likewise.
13247 2016-05-18 Richard Biener <rguenther@suse.de>
13249 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13250 condition cost to PHI cost instead of total_cost.
13252 2016-05-18 Martin Liska <mliska@suse.cz>
13255 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13258 2016-05-18 Richard Biener <rguenther@suse.de>
13260 * lto-streamer.h (LTO_major_version): Bump to 6.
13262 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13264 * function.c (make_split_prologue_seq, make_prologue_seq,
13265 make_epilogue_seq): New functions, factored out from...
13266 (thread_prologue_and_epilogue_insns): Here.
13268 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13270 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13271 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13272 of before. Add a comment.
13274 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13276 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13277 expression pointer, not pointer to the pointer.
13279 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13281 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13282 (avx2_pbroadcast<mode>): Add another alternative with v instead
13283 of x constraints in it, using <pbroadcast_evex_isa> isa.
13284 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13286 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13287 constraint x instead of v in second alternative, add avx512bw
13290 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13291 constraint x instead of v in second alternative, add avx512bw
13294 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13295 constraint x instead of v in second alternative, add avx512bw
13298 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13299 avx512bw alternative.
13301 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13303 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13304 array to 128 chars.
13305 (define_insn "*andnottf3"): Ditto.
13306 (define_insn "*<code><mode>3"/any_logic): Ditto.
13307 (define_insn "*<code>tf3"/any_logic): Ditto.
13308 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13309 operand to block AVX-512VL insn variant emit when it is not enabled.
13311 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13313 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13314 constraint fot SF mode.
13316 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13317 Kirill Yukhin <kirill.yukhin@intel.com>
13319 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13321 (define_insn "rsqrt14<mode>"): Ditto.
13322 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13323 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13324 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13325 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13326 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13328 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13329 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13330 * config/i386/i386.c (ix86_print_operand): Expand check for size
13331 override codes for Intel syntax.
13333 2016-05-18 Richard Biener <rguenther@suse.de>
13335 PR tree-optimization/71168
13336 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13337 initialization earlier.
13339 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13341 * config/aarch64/aarch64-simd.md
13342 (aarch64_reduc_plus_internal<mode>): Rename to...
13343 (reduc_plus_scal): ...This, and remove previous implementation.
13345 2016-05-18 Richard Biener <rguenther@suse.de>
13347 * passes.def: Put late dse and cd_dce in canonical order.
13349 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13351 * ipa-inline-transform.c (preserve_function_body_p): Look for
13352 first non-thunk clone.
13353 (save_function_body): Save into first non-thunk.
13354 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13356 (lto_output_node): Inline thunks don't need body in every
13358 * lto-streamer-in.c: Do not fixup thunk clones.
13359 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13361 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13364 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13366 PR middle-end/63586
13367 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13368 (reassociate_bb): Call transform_add_to_multiply.
13370 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13372 * config/aarch64/aarch64.c (all_extensions): Removed unused
13375 2016-05-17 Nathan Sidwell <nathan@acm.org>
13377 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13378 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13380 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13382 PR tree-optimization/54579
13383 PR middle-end/55299
13384 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13386 2016-05-17 Marek Polacek <polacek@redhat.com>
13389 * tree-inline.c (expand_call_inline): Call
13390 maybe_remove_unused_call_args.
13392 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13394 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13395 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13396 * doc/md.texi (fmin@var{m}3): Likewise.
13398 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13400 * match.pd (X & C): New transformation.
13402 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13404 * match.pd (~X & Y): New transformation.
13406 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13408 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13409 information for new SSA_NAME.
13410 (simplify_conversion_using_ranges): Get range through get_range_info
13411 instead of get_value_range.
13413 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13415 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13416 Remove inline assembly.
13417 (vmvn_s16): Likewise.
13418 (vmvn_s32): Likewise.
13419 (vmvn_u8): Likewise.
13420 (vmvn_u16): Likewise.
13421 (vmvn_u32): Likewise.
13422 (vmvnq_s8): Likewise.
13423 (vmvnq_s16): Likewise.
13424 (vmvnq_s32): Likewise.
13425 (vmvnq_u8): Likewise.
13426 (vmvnq_u16): Likewise.
13427 (vmvnq_u32): Likewise.
13428 (vmvn_p8): Likewise.
13429 (vmvnq_p16): Likewise.
13431 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13433 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13435 (vmul_n_s16): Likewise.
13436 (vmul_n_s32): Likewise.
13437 (vmul_n_u16): Likewise.
13438 (vmul_n_u32): Likewise.
13439 (vmulq_n_f32): Likewise.
13440 (vmulq_n_f64): Likewise.
13441 (vmulq_n_s16): Likewise.
13442 (vmulq_n_s32): Likewise.
13443 (vmulq_n_u16): Likewise.
13444 (vmulq_n_u32): Likewise.
13446 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13448 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13449 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13451 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13453 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13454 to *aarch64_fma4_elt_from_dup<mode>.
13455 (*aarch64_fnma4_elt_to_128df): Rename to
13456 *aarch64_fnma4_elt_from_dup<mode>.
13457 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13458 (vfms_n_f32): Likewise.
13459 (vfms_n_f64): Likewise.
13460 (vfmsq_n_f32): Likewise.
13461 (vfmsq_n_f64): Likewise.
13463 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13465 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13467 2016-05-17 Richard Biener <rguenther@suse.de>
13469 PR tree-optimization/71132
13470 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13471 Only add control dependences for blocks in the loop.
13472 (build_rdg): Adjust.
13473 (generate_code_for_partition): Return whether loop should
13474 be destroyed and delay that.
13475 (distribute_loop): Likewise.
13476 (pass_loop_distribution::execute): Record loops to be destroyed
13477 and perform delayed destroying of loops.
13479 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13482 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13484 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13486 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13488 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13491 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13492 insertion point for instructions generated by validize_mem.
13494 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13496 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13499 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13501 * config/aarch64/aarch64.c
13502 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13503 rather than a macro.
13505 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13507 * doc/invoke.texi (AArch64 Options): Various updates.
13509 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13511 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13512 into instrumentation thunks.
13513 * cif-code.def (CIF_CHKP): New.
13515 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13517 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13519 2016-05-16 Martin Jambor <mjambor@suse.cz>
13521 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13522 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13524 2016-05-16 Marek Polacek <polacek@redhat.com>
13526 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13529 2016-05-16 Martin Jambor <mjambor@suse.cz>
13532 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13533 the outlined kernel function.
13535 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13537 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13538 (ISA_HAS_DLSA): Ditto.
13540 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13542 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13544 2016-05-16 Nathan Sidwell <nathan@acm.org>
13546 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13547 (nvptx_name_replacement): Restore. Add comment.
13548 (write_fn_proto, write_fn_proto_from_insn,
13549 nvptx_output_call_insn): Restore
13550 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13552 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13554 * config/aarch64/aarch64.md
13555 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13556 (add<mode>3_compareC_imm): Likewise.
13557 (<optab>si3_uxtw): Split into register and immediate variants.
13558 (andsi3_compare0_uxtw): Likewise.
13559 (and<mode>3_compare0): Likewise.
13560 (and<mode>3nr_compare0): Likewise.
13561 (stack_protect_test_<mode>): Don't use %x for memory operands.
13563 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13565 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13567 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13569 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13570 Split integer shifts into shift_reg and bfm.
13571 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13572 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13573 (ror<mode>3_insn): Likewise.
13574 (<optab>si3_insn_uxtw): Likewise.
13575 (<optab><mode>3_insn): Change to rotate_imm.
13576 (extr<mode>5_insn_alt): Likewise.
13577 (extrsi5_insn_uxtw): Likewise.
13578 (extrsi5_insn_uxtw_alt): Likewise.
13580 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13582 * doc/tm.texi: Regenerate.
13583 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13584 (TARGET_INVALID_RETURN_TYPE): Remove.
13585 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13586 TARGET_INVALID_RETURN_TYPE.
13587 * target.def (invalid_parameter_type): Remove.
13588 (invalid_return_type): Remove.
13590 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13592 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13593 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13595 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13597 (preserve_function_body_p): No need to preserve function body
13598 * cif-codes.def (CIF_THUNK): Remove.
13599 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
13601 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13603 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
13605 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13607 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
13610 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13612 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
13613 (inline_small_functions): Do not look for function symbol when
13616 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13618 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
13621 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13622 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13623 Jiong Wang <jiong.wang@arm.com>
13625 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
13626 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
13627 Define __ARM_FP16_ARGS when appropriate.
13628 * config/arm/arm.c (arm_invalid_parameter_type): Remove
13630 (arm_invalid_return_type): Likewise.
13631 (TARGET_INVALID_PARAMETER_TYPE): Remove.
13632 (TARGET_INVALID_RETURN_TYPE): Remove.
13633 (aapcs_vfp_sub_candidate): Allow HFmode.
13634 (aapcs_vfp_allocate): Add comment. Support HFmode.
13635 (aapcs_vfp_allocate_return_reg): Likewise.
13636 (struct aapcs_cp_arg_layout): Slightly reword comments for
13637 is_return_candidate and allocate_return_reg.
13638 (output_mov_vfp): Update assert.
13639 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
13641 (arm_invalid_parameter_type): Remove.
13642 (amr_invalid_return_type): Remove.
13643 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
13644 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
13645 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
13647 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13649 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
13650 * config/aarch64/arch64-protos.h
13651 (aarch64_legitimize_reload_address): Remove.
13652 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
13655 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
13657 * configure.ac: Add ACX_NONCANONICAL_HOST.
13658 * configure: Regenerate.
13659 * Makefile.in: Set host_noncanonical.
13661 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
13664 * config/i386/i386.md (*movtf_internal): Before register allocation,
13665 do not allow FP constants for CM_MEDIUM memory model, allow only
13666 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13667 (*movxf_internal): Ditto.
13668 (*movdf_internal): Ditto.
13669 (*movsf_internal): Ditto.
13671 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13673 PR rtl-optimization/67483
13674 * combine.c (make_compound_operation): Don't call extract_left_shift
13675 with negative shift amounts.
13677 2016-05-13 Jakub Jelinek <jakub@redhat.com>
13680 * fold-const.c (fold_checksum_tree): Allow modification
13681 of TYPE_ALIAS_SET during folding.
13683 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
13684 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
13685 (ix86_split_to_parts): Likewise. Fix up formatting.
13687 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
13689 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
13690 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13693 2016-05-13 Nathan Sidwell <nathan@acm.org>
13695 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
13696 (nvptx_name_replacement): Delete.
13697 (write_fn_proto, write_fn_proto_from_insn,
13698 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13699 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
13700 * langhooks.c (add_builtin_funcction_common): Call
13701 targetm.mangle_decl_assembler_name.
13703 * config/nvptx/nvptx.c (write_fn_proto): Handle
13704 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
13706 2016-05-13 Martin Liska <mliska@suse.cz>
13708 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
13709 and PRIu64 in printf format.
13711 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13713 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
13716 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13718 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13719 Change --param max-completely-peeled-times to
13720 --param max-completely-peel-times in dump file printing.
13722 2016-05-13 Richard Biener <rguenther@suse.de>
13724 PR tree-optimization/42587
13725 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
13726 (find_bswap_or_nop_1): Likewise.
13727 (bswap_replace): Likewise.
13729 2016-05-13 Martin Liska <mliska@suse.cz>
13731 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
13732 Initialize a variable with default value.
13734 2016-05-13 Martin Liska <mliska@suse.cz>
13736 * doc/invoke.texi: Enhance explanation of error recovery
13739 2016-05-13 Martin Liska <mliska@suse.cz>
13741 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
13742 (struct cost_pair): Change inv_expr_id (int) to inv_expr
13743 (iv_inv_expr_ent *).
13744 (struct iv_inv_expr_ent): Comment struct fields.
13745 (sort_iv_inv_expr_ent): New function.
13746 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
13747 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
13748 a hash_map between iv_inv_expr_ent and number of usages.
13749 (niter_for_exit): Fix coding style.
13750 (tree_ssa_iv_optimize_init): Use renamed variable.
13751 (determine_base_object): Fix coding style.
13752 (alloc_iv): Likewise.
13753 (find_interesting_uses_outside): Likewise.
13754 (add_candidate_1): Likewise.
13755 (add_standard_iv_candidates): Likewise.
13756 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
13757 (prepare_decl_rtl): Fix coding style.
13758 (get_address_cost): Likewise.
13759 (get_shiftadd_cost): Likewise.
13760 (force_expr_to_var_cost): Likewise.
13761 (compare_aff_trees): Likewise.
13762 (get_expr_id): Restructure the function.
13763 (get_loop_invariant_expr_id): Renamed to
13764 get_loop_invariant_expr.
13765 (get_computation_cost_at): Replace usage of inv_expr_id with
13767 (get_computation_cost): Likewise.
13768 (determine_group_iv_cost_generic): Likewise.
13769 (determine_group_iv_cost_address): Likewise.
13770 (iv_period): Fix coding style.
13771 (iv_elimination_compare_lt): Likewise.
13772 (may_eliminate_iv): Likewise.
13773 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
13775 (determine_group_iv_costs): Dump invariant expressions.
13776 (iv_ca_recount_cost): Use the newly added hash_map.
13777 (iv_ca_set_remove_invariants): Fix coding style.
13778 (iv_ca_set_add_invariants): Fix coding style.
13779 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
13781 (iv_ca_set_cp): Likewise.
13782 (iv_ca_new): Initialize the newly added hash_map and remove
13783 initialization of fields.
13784 (iv_ca_free): Delete the hash_map.
13785 (iv_ca_dump): Dump invariant expressions.
13786 (iv_ca_extend): Fix coding style.
13787 (try_add_cand_for): Likewise.
13788 (create_new_ivs): Dump information about # of avg iterations and
13789 # of used invariant expressions.
13790 (rewrite_use_compare): Fix coding style.
13791 (free_loop_data): Set default value for max_inv_expr_id.
13793 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13795 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13796 returned value cse_cfg_altered computation.
13797 (rest_of_handle_cse2): Likewise.
13798 (rest_of_handle_cse_after_global_opts): Likewise.
13800 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13803 * config/arm/arm.c (arm32_output_mi_thunk): New.
13804 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13805 to split Thumb1 vs TARGET_32BIT functionality.
13806 (arm_thumb1_mi_thunk): New.
13808 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13810 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13813 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13816 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13818 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13820 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13821 (expand_builtin_trap): Emit a regular call.
13822 (set_builtin_user_assembler_name): Remove obsolete cases.
13823 * dse.c (scan_insn): Adjust.
13824 * except.c: Include calls.h.
13825 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13826 emit a regular call to setjmp.
13827 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13828 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13829 (emit_block_move_via_libcall): Delete.
13830 (block_move_fn): Delete.
13831 (init_block_move_fn): Likewise.
13832 (emit_block_move_libcall_fn): Likewise.
13833 (emit_block_op_via_libcall): New function.
13834 (set_storage_via_libcall): Tidy up and use memset builtin.
13835 (block_clear_fn): Delete.
13836 (init_block_clear_fn): Likewise.
13837 (clear_storage_libcall_fn): Likewise.
13838 (expand_assignment): Call emit_block_move_via_libcall.
13839 Do not include gt-expr.h.
13840 * expr.h (emit_block_op_via_libcall): Declare.
13841 (emit_block_copy_via_libcall): New inline function.
13842 (emit_block_move_via_libcall): Likewise.
13843 (emit_block_comp_via_libcall): Likewise.
13844 (block_clear_fn): Delete.
13845 (init_block_move_fn): Likewise.
13846 (init_block_clear_fn): Likewise.
13847 (emit_block_move_via_libcall): Likewise.
13848 (set_storage_via_libcall): Add default parameter value.
13849 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13850 (abort_libfunc): Delete.
13851 (memcpy_libfunc): Likewise.
13852 (memmove_libfunc): Likewise.
13853 (memcmp_libfunc): Likewise.
13854 (memset_libfunc): Likewise.
13855 (setbits_libfunc): Likewise.
13856 (setjmp_libfunc): Likewise.
13857 (longjmp_libfunc): Likewise.
13858 (profile_function_entry_libfunc): Likewise.
13859 (profile_function_exit_libfunc): Likewise.
13860 (gcov_flush_libfunc): Likewise.
13861 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13862 and DECL_VISIBILITY on the declaration.
13863 (init_optabs): Do not initialize obsolete libfuncs.
13864 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13865 * tree-core.h (ECF_RET1): Define.
13866 (ECF_TM_PURE): Adjust.
13867 (ECF_TM_BUILTIN): Likewise.
13868 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13869 (build_common_builtin_nodes): Initialize abort builtin.
13870 Add ECF_RET1 on memcpy, memmove and memset builtins.
13871 Pass final flags for alloca and alloca_with_align builtins.
13872 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13874 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13875 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13876 set_storage_via_libcall and call emit_block_copy_via_libcall.
13878 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13880 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13881 DImode before it is passed to ix86_output_call_operand.
13882 (*call_value_got_x32): Ditto for operand 1.
13884 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13886 PR rtl-optimization/70904
13887 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13888 reload for wide mode.
13890 2016-05-12 Marek Polacek <polacek@redhat.com>
13893 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13894 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13895 * langhooks.h (incomplete_type_error): Likewise.
13896 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13897 parameter, pass it down to incomplete_type_error.
13898 * tree.h (size_in_bytes): New inline overload.
13899 (size_in_bytes_loc): Renamed from size_in_bytes.
13901 2016-05-12 Richard Biener <rguenther@suse.de>
13903 PR tree-optimization/71059
13904 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13905 nary before looking up or entering the expression into the VN
13907 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13908 Make sure to re-use NARYs without result as inserted by
13911 2016-05-12 Richard Biener <rguenther@suse.de>
13913 PR tree-optimization/71062
13914 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13916 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13917 vars_contains_restrict if the var is a restrict tag.
13918 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13919 do not disambiguate pointers against it.
13920 (dump_points_to_solution): Re-structure and adjust for new
13921 vars_contains_restrict flag.
13922 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13924 2016-05-12 Martin Liska <mliska@suse.cz>
13926 * doc/invoke.texi: Explain connection between
13927 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13929 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13931 PR tree-optimization/71006
13932 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13933 consider COND_EXPR as a mask producer.
13935 2016-05-12 Marek Polacek <polacek@redhat.com>
13938 * opts.c (common_handle_option): Detect missing argument for --help^.
13940 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13943 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13944 when popping the PC and within an interrupt handler routine.
13945 Add missing tab to output of "ldmfd".
13946 (output_return_instruction): Output LDMFD with SP update rather
13947 than POP when returning from interrupt handler.
13949 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13951 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13952 TARGET_64BIT && TARGET_AVX512DQ.
13953 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13954 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13955 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13956 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13957 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13958 (*vec_extractv4si_zext): Add avx512dq alternative.
13959 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13960 use v instead of x constraint in other alternatives where possible.
13962 * config/i386/sse.md (sse2_loadld): Use v instead of x
13963 constraint in alternatives 0,1,4.
13965 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13966 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13967 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13970 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13971 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13972 is not emitted unless TARGET_AVX512BW.
13973 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13974 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13975 for the result operand.
13977 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13978 constraint instead of x in avx alternatives. Use maybe_evex instead
13981 * config/i386/constraints.md (Yv): New constraint.
13982 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13983 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13984 * config/i386/i386.md (avx512fvecmode): New mode attr.
13985 (*pushtf): Use v constraint instead of x.
13986 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13987 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13988 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13989 (*absnegtf2_sse): Likewise.
13990 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13991 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13992 avx512f alternatives.
13993 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13995 2016-05-12 Richard Biener <rguenther@suse.de>
13997 PR tree-optimization/71060
13998 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13999 require exact match of DR_BASE_OBJECT but only matching address and
14002 2016-05-12 Richard Biener <rguenther@suse.de>
14004 PR tree-optimization/70986
14005 * cfganal.c: Include cfgloop.h.
14006 (dfs_find_deadend): Prefer to take edges exiting loops.
14008 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14010 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14011 compile and run time.
14013 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14016 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14018 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14020 * config/i386/i386.c (legitimize_pic_address): Use
14021 copy_to_suggested_reg instead of gen_movsi.
14023 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14025 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14026 the code into quad_address_p and call it to share code with
14027 vsx_quad_dform_memory_operand.
14028 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14030 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14031 bit instead of being a separate word. Split -mpower9-dform into
14032 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14033 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14034 for the register class supporting 128-bit quad word memory offsets.
14035 (mode_supports_vsx_dform_quad): Helper function to return if the
14036 register class uses quad word memory offsets.
14037 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
14038 (rs6000_debug_reg_global): Always print if we are using LRA or not.
14039 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
14040 instructions are enabled, set up the appropriate addr_masks for
14042 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
14043 -mpower9-dform-scalar, instead of -mpower9-dform.
14044 (rs6000_option_override_internal): Split -mpower9-dform into two
14045 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
14046 -mpower9-dform switch sets or clears both. If we are not using
14047 the LRA register allocator, do not enable -mpower9-dform-vector by
14048 default. If we are using LRA, enable -mpower9-dform-vector and
14049 -mvsx-timode if it is appropriate. Issue a warning if either
14050 -mpower9-dform-vector or -mvsx-timode are explicitly used without
14052 (quad_address_offset_p): New helper function to return if the
14053 offset is legal for quad word memory instructions.
14054 (quad_address_p): New function to determin if GPR or vector
14055 register quad word memory addresses are legal.
14056 (mem_operand_gpr): Validate quad word address offsets.
14057 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
14058 d-form (register + offset) instructions.
14059 (offsettable_ok_by_alignment): Likewise.
14060 (rs6000_legitimate_offset_address_p): Likewise.
14061 (legitimate_lo_sum_address_p): Likewise.
14062 (rs6000_legitimize_address): Likewise.
14063 (rs6000_legitimize_reload_address): Add more debug statements for
14065 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
14066 d-form instructions.
14067 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
14068 d-form instructions. Distinguish different cases in debug
14069 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
14070 d-form instructions.
14071 (rs6000_preferred_reload_class): Likewise.
14072 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
14073 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
14074 of the ISA 2.06 indexed memory instructions.
14075 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
14076 use them to save/restore the saved vector registers instead of
14077 using Altivec instructions.
14078 (rs6000_emit_epilogue): Likewise.
14079 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
14080 (rs6000_opt_masks): Split -mpower9-dform into
14081 -mpower9-dform-scalar and -mpower9-dform-vector.
14082 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
14084 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
14085 ISA 3.0 vector indexed memory instructions, and fold the code into
14086 the normal mov<mode> patterns.
14087 (p9_vecstore_<mode>): Likewise.
14088 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
14090 (vsx_movti_64bit): Likewise.
14091 (vsx_movti_32bit): Likewise.
14092 * config/rs6000/constraints.md (wO constraint): New constraint for
14093 ISA 3.0 vector d-form support.
14094 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
14095 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
14096 include -mpower9-dform-vector until we switch over to LRA.
14097 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
14098 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14099 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
14100 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14101 for -mpower9-dform and -mlra.
14102 * doc/md.texi (wO constraint): Document wO constraint.
14104 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
14106 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
14107 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
14108 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
14109 Move handling of non-insn arguments inline into the sole user:
14110 (output_trans_func): ...here.
14111 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
14112 in emitted function prototype.
14113 (output_internal_insn_latency_func): Ditto. Simplify.
14114 (output_internal_maximal_insn_latency_func): Ditto. Delete
14115 always-unused argument.
14116 (output_insn_latency_func): Ditto.
14117 (output_maximal_insn_latency_func): Ditto.
14119 2016-05-11 Richard Biener <rguenther@suse.de>
14121 PR tree-optimization/71055
14122 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
14123 sth with precision not equal to access size verify we don't chop
14126 2016-05-11 Richard Biener <rguenther@suse.de>
14129 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
14130 (dwarf2out_finish): Move retry_incomplete_types call ...
14131 (dwarf2out_early_finish): ... here.
14133 2016-05-11 Richard Biener <rguenther@suse.de>
14135 PR middle-end/71002
14136 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
14137 if the langhook insists on it.
14138 * fold-const.c (make_bit_field_ref): Add arg for the original
14139 reference and preserve its alias-set.
14140 (decode_field_reference): Take exp by reference and adjust it
14141 to the original memory reference.
14142 (optimize_bit_field_compare): Adjust callers.
14143 (fold_truth_andor_1): Likewise.
14144 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
14146 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
14148 PR middle-end/70807
14149 * cfgrtl.h (delete_insn_and_edges): Now return bool.
14150 * cfgrtl.c (delete_insn_and_edges): Likewise.
14151 * config/i386/i386.c (convert_scalars_to_vector): Remove
14153 * cse.c (cse_insn): Compute cse_cfg_altered.
14154 (delete_trivially_dead_insns): Likewise.
14155 (cse_cc_succs): Likewise.
14156 (rest_of_handle_cse): Free dominance info if required.
14157 (rest_of_handle_cse2): Likewise.
14158 (rest_of_handle_cse_after_global_opts): Likewise.
14160 2016-05-11 Alan Modra <amodra@gmail.com>
14162 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
14163 abi_v4_pass_in_fpr): New functions.
14164 (rs6000_function_arg_boundary): Exclude complex IBM long double
14165 from 64-bit alignment when ABI_V4.
14166 (rs6000_function_arg, rs6000_function_arg_advance_1,
14167 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
14169 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
14171 PR rtl-optimization/71028
14172 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
14173 jump with just a return in the fallthrough block if the branch
14174 block contains just a return as well.
14176 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
14178 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
14179 * match.pd ((X & Y) ^ Y): ... this.
14180 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
14181 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
14183 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14185 * read-md.c (require_char_ws): New function.
14186 (read_string): Simplify using require_char_ws.
14187 (handle_constants): Likewise.
14188 (handle_enum): Likewise.
14189 (handle_file): Likewise.
14190 * read-md.h (require_char_ws): New declaration.
14191 * read-rtl.c (read_conditions): Simplify using require_char_ws.
14192 (read_mapping): Likewise.
14193 (read_rtx_code): Likewise.
14194 (read_nested_rtx): Likewise.
14196 2016-05-10 James Norris <jnorris@codesourcery.com>
14198 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
14199 if offloading is enabled and -fopenacc or -fopenmp is specified.
14200 (CRTOFFLOADEND): Likewise.
14201 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
14202 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
14204 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
14206 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
14207 gotoff_operand code paths. Use copy_to_suggested_regs and
14208 expand_simple_binop where appropriate. Cleanup.
14210 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14213 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
14215 (dimode_scalar_chain::vector_const_cost): New.
14216 (dimode_scalar_chain::compute_convert_gain): Handle constants.
14217 (dimode_scalar_chain::convert_op): Likewise.
14218 (dimode_scalar_chain::convert_insn): Likewise.
14220 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14222 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
14223 unary operation, not a binary one.
14225 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14227 PR middle-end/70877
14228 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
14229 calls with type casted fndecl.
14231 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14233 PR tree-optimization/70786
14234 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14235 * calls.c (initialize_argument_information): Bind bounds
14236 with corresponding args passed by reference.
14238 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14241 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14242 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14243 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14246 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14249 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14250 code for a zero scale factor.
14251 (vsx_xvcvdpuxds_scale): Likewise.
14253 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14255 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14256 if show_ruler_p was set on the context.
14257 (layout::show_ruler): New method.
14258 * diagnostic.h (struct diagnostic_context): Add field
14261 2016-05-10 Richard Biener <rguenther@suse.de>
14263 PR tree-optimization/71039
14264 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14265 (chk_uses): New function.
14266 (propagate_with_phi): Verify we can safely replicate the lhs of an
14267 aggregate assignment on all incoming edges.
14269 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14271 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14273 (rx_atomic_sequence): New class.
14274 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14275 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14277 (rx_atomic_sequence::rx_atomic_sequence,
14278 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14279 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14280 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14281 CTRLREG_INTB): New constants.
14282 (FETCHOP): New code iterator.
14283 (fethcop_name, fetchop_name2): New iterator code attributes.
14284 (QIHI): New mode iterator.
14285 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14286 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14287 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14289 2016-05-10 Martin Liska <mliska@suse.cz>
14291 * tree-inline.c (remap_dependence_clique): Do not remap
14292 debugging statements.
14294 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14296 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14297 ("*fixuns_truncdfdi2_z13")
14298 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14299 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14300 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14302 2016-05-10 Richard Biener <rguenther@suse.de>
14304 PR tree-optimization/70497
14305 PR tree-optimization/28367
14306 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14308 (visit_reference_op_load): ... here.
14309 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14310 with simplified BIT_FIELD_REFs.
14311 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14312 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14315 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14317 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14318 documentation comment. For BLOCK nodes, add a
14319 DW_AT_abstract_origin attribute that points to the DIE generated
14320 for the origin BLOCK.
14321 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14322 blocks from inlined functions.
14324 2016-05-10 Alan Modra <amodra@gmail.com>
14327 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14328 regrename modifying insns saving lr before __morestack call.
14329 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14330 insns restoring lr after __morestack call.
14332 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14334 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14335 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14337 * config/i386/sse.md (vec_interleave_high<mode>,
14338 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14339 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14341 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14343 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14344 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14345 parallel reassociation for power8 and forward.
14347 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14349 * config/i386/i386.md (absneg splitters with general regs): Use
14350 general_reg_operand predicate.
14351 (btsq peephole2): Use x86_64_immediate_operand to check if new
14352 value is suitable for immediate operand. Generate emitted insn
14353 using RTL expressions.
14354 (btcq peephole2): Ditto.
14355 (btrq peephole2): Ditto. Generate correct immediate operand
14358 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14360 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14363 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14365 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14366 pointer dereference.
14368 2016-05-09 Richard Biener <rguenther@suse.de>
14370 PR tree-optimization/70985
14371 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14372 op0 isn't a gimple register.
14374 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14376 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14377 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14378 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14379 (i6400_fpu_mult): New cpu units.
14380 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14381 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14382 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14383 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14384 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14385 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14386 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14387 (i6400_msa_long_float4, i6400_msa_long_float5)
14388 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14389 (i6400_msa_fdiv_sf): New reservations.
14390 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14391 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14392 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14393 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14394 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14395 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14396 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14397 (msa_short_store4, msa_long_load, msa_short_store)
14398 (msa_long_logic, msa_long_float2, msa_long_float4)
14399 (msa_long_float5, msa_long_float8, msa_long_mult)
14400 (msa_long_fdiv, msa_long_div): New reservations.
14402 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14403 Sameera Deshpande <sameera.deshpande@imgtec.com>
14404 Matthew Fortune <matthew.fortune@imgtec.com>
14405 Graham Stott <graham.stott@imgtec.com>
14406 Chao-ying Fu <chao-ying.fu@imgtec.com>
14408 * config.gcc: Add MSA header file for mips*-*-* target.
14409 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14410 (Ubv8i, Urv8): New constraints.
14411 * config/mips/mips-ftypes.def: Add function types for MSA
14413 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14414 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14415 * config/mips/mips-msa.md: New file.
14416 * config/mips/mips-protos.h
14417 (mips_split_128bit_const_insns): New prototype.
14418 (mips_msa_idiv_insns): Likewise.
14419 (mips_split_128bit_move): Likewise.
14420 (mips_split_128bit_move_p): Likewise.
14421 (mips_split_msa_copy_d): Likewise.
14422 (mips_split_msa_insert_d): Likewise.
14423 (mips_split_msa_fill_d): Likewise.
14424 (mips_expand_msa_branch): Likewise.
14425 (mips_const_vector_same_val_p): Likewise.
14426 (mips_const_vector_same_bytes_p): Likewise.
14427 (mips_const_vector_same_int_p): Likewise.
14428 (mips_const_vector_shuffle_set_p): Likewise.
14429 (mips_const_vector_bitimm_set_p): Likewise.
14430 (mips_const_vector_bitimm_clr_p): Likewise.
14431 (mips_msa_vec_parallel_const_half): Likewise.
14432 (mips_msa_output_division): Likewise.
14433 (mips_ldst_scaled_shift): Likewise.
14434 (mips_expand_vec_cond_expr): Likewise.
14435 * config/mips/mips.c (enum mips_builtin_type): Add
14436 MIPS_BUILTIN_MSA_TEST_BRANCH.
14437 (mips_gen_const_int_vector_shuffle): New prototype.
14438 (mips_const_vector_bitimm_set_p): New function.
14439 (mips_const_vector_bitimm_clr_p): Likewise.
14440 (mips_const_vector_same_val_p): Likewise.
14441 (mips_const_vector_same_bytes_p): Likewise.
14442 (mips_const_vector_same_int_p): Likewise.
14443 (mips_const_vector_shuffle_set_p): Likewise.
14444 (mips_symbol_insns): Forbid loading symbols via immediate for
14446 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14448 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14450 (mips_lx_address_p): Add support load indexed address for MSA.
14451 (mips_address_insns): Add calculation of instructions needed for
14452 stores and loads for MSA.
14453 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14454 CONST_VECTOR for MSA and let it fall through.
14455 (mips_ldst_scaled_shift): New function.
14456 (mips_subword_at_byte): Likewise.
14457 (mips_msa_idiv_insns): Likewise.
14458 (mips_legitimize_move): Validate MSA moves.
14459 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14460 calculation of costs for MSA division.
14461 (mips_split_move_p): Check if MSA moves need splitting.
14462 (mips_split_move): Split MSA moves if necessary.
14463 (mips_split_128bit_move_p): New function.
14464 (mips_split_128bit_move): Likewise.
14465 (mips_split_msa_copy_d): Likewise.
14466 (mips_split_msa_insert_d): Likewise.
14467 (mips_split_msa_fill_d): Likewise.
14468 (mips_output_move): Handle MSA moves.
14469 (mips_expand_msa_branch): New function.
14470 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14471 Reinstate 'y' modifier.
14472 (mips_file_start): Add MSA .gnu_attribute.
14473 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14475 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14476 (mips_class_max_nregs): Add register size for MSA supported mode.
14477 (mips_cannot_change_mode_class): Allow conversion between MSA
14478 vector modes and TImode.
14479 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14481 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14482 (mips_preferred_simd_mode): Add preffered modes for MSA.
14483 (mips_vector_mode_supported_p): Add MSA supported modes.
14484 (mips_autovectorize_vector_sizes): New function.
14485 (mips_msa_output_division): Likewise.
14486 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14487 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14488 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14489 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14490 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14491 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14492 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14493 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14494 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14495 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14496 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14497 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14498 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14499 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14500 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14501 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14502 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14503 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14504 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14505 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14506 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14507 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14508 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14509 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14510 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14511 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14512 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14513 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14514 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14515 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14516 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14517 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14518 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14519 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14520 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14521 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14522 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14523 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14524 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14525 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14526 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14527 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14528 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14529 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14530 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14531 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14532 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14533 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14534 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14535 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14536 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14537 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14538 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14539 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14540 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14541 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14542 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14543 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14544 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14545 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14546 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14547 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14548 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14549 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14550 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14551 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14552 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14553 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14554 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14555 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14556 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14557 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14558 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14559 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14560 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14561 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14562 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14563 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14564 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14565 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14566 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14567 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14568 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14569 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14570 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14571 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14572 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14573 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14574 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14575 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14576 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14577 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14578 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14579 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14580 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14581 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14582 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14583 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14584 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14585 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14586 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14587 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14588 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14589 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14590 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14591 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14592 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14593 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14594 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14595 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14596 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14597 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14598 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14599 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
14600 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
14601 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
14602 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
14603 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
14604 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
14605 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
14606 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
14607 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
14608 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
14609 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
14610 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
14611 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
14612 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
14613 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
14614 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
14615 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
14616 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
14617 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
14618 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
14619 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
14620 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
14621 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
14622 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
14623 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
14624 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
14625 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
14626 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
14627 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
14628 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
14629 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
14630 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
14631 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
14632 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
14633 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
14634 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
14635 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
14636 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
14638 (mips_get_builtin_decl_index): New array.
14639 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
14640 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
14641 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
14642 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
14643 (mips_init_builtins): Initialize mips_get_builtin_decl_index
14645 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14647 (mips_expand_builtin_insn): Prepare operands for
14648 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
14649 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
14650 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
14651 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
14652 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
14653 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
14654 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
14655 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
14656 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
14657 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
14658 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
14659 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
14660 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
14661 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
14662 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
14663 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
14664 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
14665 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
14666 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
14667 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
14668 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
14669 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
14670 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
14671 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
14672 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
14673 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
14674 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
14675 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
14676 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
14677 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
14678 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
14679 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
14680 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
14681 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
14682 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
14683 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
14684 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
14685 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
14686 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
14687 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
14688 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
14689 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
14690 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
14691 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
14692 These are set implicitly and an error is reported if overridden.
14693 (mips_expand_builtin_msa_test_branch): New function.
14694 (mips_expand_msa_shuffle): Likewise.
14695 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
14696 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
14697 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
14698 (mips_expand_vec_unpack): Add support for MSA.
14699 (mips_expand_vector_init): Likewise.
14700 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
14701 instead of const0_rtx.
14702 (mips_msa_vec_parallel_const_half): New function.
14703 (mips_gen_const_int_vector): Likewise.
14704 (mips_gen_const_int_vector_shuffle): Likewise.
14705 (mips_expand_msa_cmp): Likewise.
14706 (mips_expand_vec_cond_expr): Likewise.
14707 * config/mips/mips.h
14708 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
14709 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
14711 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
14712 (ISA_HAS_MSA): New macro.
14713 (UNITS_PER_MSA_REG): Likewise.
14714 (BITS_PER_MSA_REG): Likewise.
14715 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
14716 (MSA_REG_FIRST): New macro.
14717 (MSA_REG_LAST): Likewise.
14718 (MSA_REG_NUM): Likewise.
14719 (MSA_REG_P): Likewise.
14720 (MSA_REG_RTX_P): Likewise.
14721 (MSA_SUPPORTED_MODE_P): Likewise.
14722 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
14723 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
14724 * config/mips/mips.md: Include mips-msa.md.
14725 (alu_type): Add simd_add.
14726 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
14727 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
14728 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
14729 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
14730 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
14731 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
14732 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
14733 simd_move, simd_load, simd_store. Choose "multi" for moves
14735 (qword_mode): New attribute.
14736 (insn_count): Add instruction count for quad moves.
14737 Increase the count for MIPS SIMD division.
14738 (UNITMODE): Add UNITMODEs for vector types.
14739 (addsub): New code iterator.
14740 * config/mips/mips.opt (mmsa): New option.
14741 * config/mips/msa.h: New file.
14742 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
14744 * config/mips/mti-linux.h: Likewise.
14745 * config/mips/predicates.md
14746 (const_msa_branch_operand): New constraint.
14747 (const_uimm3_operand): Likewise.
14748 (const_uimm4_operand): Likewise.
14749 (const_uimm5_operand): Likewise.
14750 (const_uimm8_operand): Likewise.
14751 (const_imm5_operand): Likewise.
14752 (aq10b_operand): Likewise.
14753 (aq10h_operand): Likewise.
14754 (aq10w_operand): Likewise.
14755 (aq10d_operand): Likewise.
14756 (const_m1_operand): Likewise.
14757 (reg_or_m1_operand): Likewise.
14758 (const_exp_2_operand): Likewise.
14759 (const_exp_4_operand): Likewise.
14760 (const_exp_8_operand): Likewise.
14761 (const_exp_16_operand): Likewise.
14762 (const_vector_same_val_operand): Likewise.
14763 (const_vector_same_simm5_operand): Likewise.
14764 (const_vector_same_uimm5_operand): Likewise.
14765 (const_vector_same_uimm6_operand): Likewise.
14766 (const_vector_same_uimm8_operand): Likewise.
14767 (par_const_vector_shf_set_operand): Likewise.
14768 (reg_or_vector_same_val_operand): Likewise.
14769 (reg_or_vector_same_simm5_operand): Likewise.
14770 (reg_or_vector_same_uimm6_operand): Likewise.
14771 * doc/extend.texi (MIPS SIMD Architecture Functions): New
14773 * doc/invoke.texi (-mmsa): Document new option.
14775 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14777 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
14778 * configure: Regenerate.
14779 * config.in: Regenerate.
14780 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
14781 on -fvtable-verify.
14782 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14783 (ENDFILE_VTV_SPEC): Define.
14785 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14787 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14788 registers in all interrupt handlers if necessary.
14789 (rl78_option_override): Add warning.
14790 (MUST_SAVE_MDUC_REGISTERS): New macro.
14791 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14792 * config/rl78/rl78.c (check_mduc_usage): New function.
14793 (mduc_regs): New structure to hold MDUC register data.
14794 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14795 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14796 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14797 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14798 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14799 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14801 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14803 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14804 (tree-ssa-loop-niter.h): Ditto.
14805 (idx_within_array_bound, ref_within_array_bound): New functions.
14806 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14807 Factor out check on writable base object to ...
14808 (base_object_writable): ... here.
14810 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14812 * config/arm/arm.md (probe_stack): Add modes to set source
14815 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14817 * regrename.c (base_reg_class_for_rename): New static function.
14818 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14820 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14822 * cgraph.c (thunk_adjust): Export.
14823 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14824 * cgraphunit.c (thunk_adjust): Export.
14825 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14827 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14829 * tree-inline.c (expand_call_inline): Expand thunks inline.
14831 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14834 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14835 (*sse2_vd_cvtss2sd): Ditto.
14836 * config/i386/i386.md
14837 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14838 Generate *sse2_vd_cvtsd2ss pattern.
14839 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14840 Generate *sse2_vd_cvtss2sd pattern.
14842 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14844 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14845 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14848 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14850 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14851 * config/sh/sh.c: Define and declare variables on first use throughout
14853 (current_function_interrupt): Change to bool type.
14854 (frame_insn): Rename to emit_frame_insn and update users.
14855 (push_regs): Use bool for 'interrupt_handler' argument.
14856 (save_schedule_s): Remove.
14857 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14858 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14859 targetm.asm_out.unaligned_op.di.
14860 (gen_far_branch): Remove redundant forward declaration.
14861 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14862 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14863 (sh_set_return_address, sh_function_ok_for_sibcall,
14864 scavenge_reg): Update comments.
14865 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14866 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14867 (sh_attr_renesas_p): Remove unnecessary parentheses.
14868 (branch_dest): Simplify.
14869 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14870 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14871 (CUMULATIVE_ARGS): Change macro to typedef.
14872 (current_function_interrupt): Change to bool type.
14873 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14874 Surround with __cplusplus ifdef.
14875 (sh_compare_op0, sh_compare_op1): Remove.
14876 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14878 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14880 * config/arm/arm.md: (arch): Add neon.
14881 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14882 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14883 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14884 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14885 attributes for alt renumbering. Mark alt 3 as non-predicable.
14886 (thumb2_movdf_vfp): Likewise.
14888 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14890 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14891 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14892 (*andqi_1): Add preferred_for_speed attribute to disparage
14893 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14894 (*<code>qi_1): Ditto.
14895 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14896 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14897 (*ashlqi3_1): Ditto.
14898 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14899 Add preferred_for_size attribute to disparage alternative 0 and
14900 preferred_for_speed attribute to disparage alternative 1 for
14901 TARGET_PARTIAL_REG_STALL targets.
14903 2016-05-07 Tom de Vries <tom@codesourcery.com>
14905 PR tree-optimization/70956
14906 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14909 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14911 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14912 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14913 * config/sh/sh.md (branch_zero): Remove define_attr.
14914 (define_delay): Disable delay slot if branch distance is one insn.
14916 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14918 * config/i386/i386.md (LEAMODE): New mode attribute.
14919 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14920 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14921 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14922 operand 2 predicate.
14923 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14924 (*lea<mode>_general_3): Ditto.
14925 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14927 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14929 * genmddump.c (main): Convert argv from char ** to const char **.
14931 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14933 * coretypes.h (OVERRIDE): New macro.
14934 (FINAL): New macro.
14936 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14938 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14939 allow coalescing if the types are compatible.
14941 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14943 * pass_manager.h (pass_manager::register_pass_name): New method.
14944 (pass_manager::get_pass_by_name): New method.
14945 (pass_manager::create_pass_tab): New method.
14946 (pass_manager::m_name_to_pass_map): New field.
14947 * passes.c (name_to_pass_map): Delete global in favor of field
14948 "m_name_to_pass_map" of pass_manager.
14949 (register_pass_name): Rename from a function to...
14950 (pass_manager::register_pass_name): ...this method, updating
14951 for renaming of global "name_to_pass_map" to field
14952 "m_name_to_pass_map".
14953 (create_pass_tab): Rename from a function to...
14954 (pass_manager::create_pass_tab): ...this method, updating
14955 for renaming of global "name_to_pass_map" to field.
14956 (get_pass_by_name): Rename from a function to...
14957 (pass_manager::get_pass_by_name): ...this method.
14958 (enable_disable_pass): Convert use of get_pass_by_name to
14959 a method call, locating the pass_manager singleton.
14961 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14963 * genattr-common.c (main): Convert argv from char ** to const char **.
14964 * genattr.c (main): Likewise.
14965 * genattrtab.c (main): Likewise.
14966 * genautomata.c (initiate_automaton_gen): Likewise.
14968 * gencodes.c (main): Likewise.
14969 * genconditions.c (main): Likewise.
14970 * genconfig.c (main): Likewise.
14971 * genconstants.c (main): Likewise.
14972 * genemit.c (main): Likewise.
14973 * genenums.c (main): Likewise.
14974 * genextract.c (main): Likewise.
14975 * genflags.c (main): Likewise.
14976 * genmddeps.c (main): Likewise.
14977 * genopinit.c (main): Likewise.
14978 * genoutput.c (main): Likewise.
14979 * genpeep.c (main): Likewise.
14980 * genpreds.c (main): Likewise.
14981 * genrecog.c (main): Likewise.
14982 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14983 (init_rtx_reader_args): Likewise.
14984 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14985 (init_rtx_reader_args): Likewise.
14986 * gentarget-def.c (main): Likewise.
14987 * read-md.c (read_md_files): Likewise.
14988 * read-md.h (read_md_files): Likewise.
14990 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14992 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14993 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14994 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14995 Remove unused predicate.
14996 (register_and_not_fp_reg_operand): Ditto.
14998 2016-05-06 Martin Liska <mliska@suse.cz>
15000 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15001 instead of vec as the vector is local to the function.
15003 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15005 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15006 avx512bw alternative.
15008 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15009 before the ashr<mode>3 pattern.
15011 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15012 v instead of x in vex or maybe_vex alternatives, use
15013 maybe_evex instead of vex in prefix.
15015 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15016 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15017 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15018 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15021 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15022 v instead of x in vex or maybe_vex alternatives, use
15023 maybe_evex instead of vex in prefix.
15025 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15026 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15027 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15028 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15029 alternatives, use maybe_evex instead of vex in prefix.
15031 * config/i386/sse.md (vec_interleave_lowv4sf,
15032 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15033 v instead of x in vex or maybe_vex alternatives, use
15034 maybe_evex instead of vex in prefix.
15036 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
15037 v instead of x in vex or maybe_vex alternatives, use
15038 maybe_evex instead of vex in prefix.
15040 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
15041 v constraint instead of x.
15043 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
15045 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
15046 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
15049 2016-05-06 Richard Biener <rguenther@suse.de>
15051 PR tree-optimization/70948
15052 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15053 Properly clobber all fields of va_list for __builtin_va_start.
15055 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15058 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
15059 loop latch destination.
15061 2016-05-06 Martin Liska <mliska@suse.cz>
15063 * tree-ssa-uninit.c: Apply manual changes
15064 to the GNU coding style.
15065 (prune_uninit_phi_opnds): Rename from
15066 prune_uninit_phi_opnds_in_unrealizable_paths.
15068 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15070 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
15071 mspace): Remove deprecated options.
15072 * doc/invoke.texi (SH options): Remove -mspace.
15074 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15076 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
15078 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15080 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
15081 corresponding combine split pattern.
15083 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15086 * config/sh/predicates.md (long_displacement_mem_operand): New.
15087 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
15088 Add movi20, movi20s alternatives. Adjust length attribute for
15090 (movsi_ie): Allow for any FPU. Adjust length attribute for
15092 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
15093 attribute for alternatives.
15094 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
15095 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
15096 length attribute for alternatives.
15098 2016-05-06 Richard Biener <rguenther@suse.de>
15100 PR tree-optimization/70960
15101 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
15103 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15106 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
15107 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
15109 2016-05-06 Marek Polacek <polacek@redhat.com>
15112 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
15114 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15117 * config/sh/sh.md (*rotcr): Add another variant.
15119 2016-05-06 Richard Biener <rguenther@suse.de>
15121 PR middle-end/70931
15122 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
15124 2016-05-06 Richard Biener <rguenther@suse.de>
15126 PR middle-end/70941
15127 * fold-const.c (split_tree): Always convert to the original type
15130 2016-05-06 Richard Biener <rguenther@suse.de>
15132 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
15133 (fwprop_addr): Likewise.
15135 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15138 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
15140 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
15141 * config/i386/i386.md (push mem splitter): Use find_constant_src in
15142 the splitter condition.
15143 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
15144 the splitter condition.
15145 (FP float_extend load splitter): Ditto.
15147 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
15149 * config/i386/i386.md (peehole2 patterns): Change true_regnum
15150 to REGNO in all peephole2 patterns.
15151 (post-reload splitters): Change true_regnum to REGNO in
15152 post-reload splitters.
15153 (zero_extend splitters): Use general_reg_operand and
15154 nonimmediate_gr_operand predicates.
15156 2016-05-05 Jakub Jelinek <jakub@redhat.com>
15158 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
15159 v constraint instead of x.
15161 2016-05-05 Alan Modra <amodra@gmail.com>
15164 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15165 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
15166 TARGET_NO_FP_IN_TOC for -mrelocatable.
15167 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
15168 TARGET_RELOCATABLE test.
15169 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15170 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15171 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15172 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15173 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15174 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15175 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15176 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15177 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15178 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15180 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
15181 (rs6000_stack_info): Likewise.
15182 (rs6000_elf_asm_out_constructor): Likewise.
15183 (rs6000_elf_asm_out_destructor): Likewise.
15184 (rs6000_elf_declare_function_name): Likewise.
15185 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
15186 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
15189 2016-05-05 Alan Modra <amodra@gmail.com>
15191 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
15193 2016-05-05 Alan Modra <amodra@gmail.com>
15195 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
15196 out-of-line gpr restore for one or two regs if that would add
15199 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
15202 * config/i386/i386.md
15203 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
15204 Change to post-epilogue_completed late splitter. Use sse_reg_operand
15205 as operand 0 predicate.
15206 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
15208 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
15209 Ditto. Emit the pattern using RTX.
15211 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
15212 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
15213 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
15214 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
15216 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
15217 sse_reg_operand as operand 0 predicate.
15219 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
15220 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
15221 instead of gen_rtx_REG.
15222 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
15225 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15227 * function.c (emit_use_return_register_into_block): Delete.
15228 (gen_return_pattern): Delete.
15229 (emit_return_into_block): Delete.
15230 (active_insn_between): Delete.
15231 (convert_jumps_to_returns): Delete.
15232 (emit_return_for_exit): Delete.
15233 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15234 simple_return for shrink-wrapped blocks.
15235 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15236 end of blocks that need one.
15237 (get_unconverted_simple_return): Delete.
15238 (convert_to_simple_return): Delete.
15239 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15240 (convert_to_simple_return): Ditto.
15242 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15244 * cfgcleanup.c (bb_is_just_return): New function.
15245 (try_optimize_cfg): Simplify jumps to return, branches to return,
15246 and branches around return.
15248 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15250 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15251 branch to a return.
15253 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15257 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15258 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15259 assert flags & OEP_HASH_CHECK, instead of asserting it
15260 never happens. Handle TARGET_EXPR.
15261 * fold-const.c (operand_equal_p): For hash verification,
15262 or in OEP_HASH_CHECK into flags.
15264 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15266 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15268 (compute_samebase_partition_bases): Fix typo.
15270 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15272 * config/i386/sse.md (vec_interleave_highv8sf,
15273 vec_interleave_lowv8sf, vec_interleave_highv4df,
15274 vec_interleave_lowv4df): Remove constraints from expanders.
15276 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15278 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15280 * tree-inline.c (expand_call_inline): Fix path dealing with
15281 making lhs of call statement undefined.
15283 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15285 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15286 Check availability on NODE, too.
15287 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15288 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15289 (varpool_node::call_for_symbol_and_aliase): Likewise.
15290 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15291 (propagate_pure_const): Propagate across interposable functions, too.
15292 (skip_function_for_local_pure_const): Do not skip interposable bodies
15294 (pass_local_pure_const::execute): Update.
15296 2016-05-04 Marek Polacek <polacek@redhat.com>
15298 * doc/invoke.texi: Document -Wdangling-else.
15300 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15302 * config.gcc: Error out when conflicting multilib is detected. Do not
15303 loop over multilibs since no combination is legal.
15305 2016-05-04 Alan Modra <amodra@gmail.com>
15307 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15308 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15309 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15312 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15314 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15315 Clean up p5600 comments.
15317 2016-05-04 Richard Biener <rguenther@suse.de>
15319 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15320 constructor simplifications.
15321 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15323 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15325 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15326 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15327 result.set_rtx is null instead of aborting.
15328 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15330 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15331 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15332 *mov<mode>_store_postinc): New patterns.
15334 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15336 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15337 as commutative. Check both conversions are NOP.
15338 ((A & B) OP (C & B)): Remove.
15340 2016-05-04 Alan Modra <amodra@gmail.com>
15342 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15344 2016-05-04 Alan Modra <amodra@gmail.com>
15347 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15348 when cr2,3,4 are all fixed regs.
15350 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15352 PR rtl-optimization/57193
15353 * opts.c (default_options_table): Revert OPT_frename_registers change.
15354 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15356 2016-05-03 Martin Sebor <msebor@redhat.com>
15359 * builtins.c (fold_builtin_FILE): New function.
15360 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15361 (fold_builtin_0): Call them.
15362 * gimplify.c (gimplify_call_expr): Remove the handling of
15363 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15366 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15367 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15371 * doc/extend.texi (Function Names as Strings): Update __func__,
15372 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15375 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15376 Richard Biener <rguenther@suse.de>
15378 PR tree-optimization/70916
15379 * tree-if-conv.c: Include cfganal.h.
15380 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15381 and remove_fake_exit_edges around the optimization pass.
15383 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15385 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15386 (cgraph_edge::make_direct): Likewise.
15387 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15388 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15389 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15390 (CIF_THUNK): New code.
15391 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15392 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15393 (compute_inline_parameters): Set inline_failed for thunks.
15394 (inline_analyze_function): Cleanup.
15395 * ipa-inline.c (can_inline_edge_p): Do not deal with
15396 call_stmt_cannot_inline_p.
15397 (can_early_inline_edge_p): Likewise.
15398 (early_inliner): Initialize inline_failed.
15399 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15401 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15403 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15404 from nonimm_ssenomem_operand.
15405 (nonimm_ssenomem_operand): New predicate.
15406 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15407 as operand 0 predicate.
15408 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15409 Disable unsupported alternatives using "enabled" attribute.
15410 Use register_ssemem_operand as operand 0 predicate.
15411 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15413 2016-05-03 Marek Polacek <polacek@redhat.com>
15416 * input.c (expansion_point_location): New function.
15417 * input.h (expansion_point_location): Declare.
15419 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15421 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15422 occurence with frame_offset_ ones.
15424 2016-05-03 Alan Modra <amodra@gmail.com>
15426 PR rtl-optimization/70890
15427 * ira.c (combine_and_move_insns): When moving def_insn, remove
15428 equivs on use_insn.
15430 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15432 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15433 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15434 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15435 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15437 2016-05-03 Alan Modra <amodra@gmail.com>
15439 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15440 for SAVE_MULTIPLE/STORE_MULTIPLE.
15442 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15444 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15445 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15447 2016-05-03 Richard Biener <rguenther@suse.de>
15449 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15451 (gimplify_arg): Likewise.
15452 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15453 re-writing the result to a decl if required.
15454 (internal_get_tmp_var): Add allow_ssa parameter
15455 and override into_ssa with it.
15456 (get_formal_tmp_var): Adjust.
15457 (get_initialized_tmp_var): Add allow_ssa parameter.
15458 (gimplify_arg): Add allow_ssa parameter and avoid generating
15459 SSA names for the result false.
15460 (gimplify_call_expr): If the call may return twice do not
15461 gimplify parameters into SSA.
15462 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15463 (gimplify_modify_expr): Adjust assert. For noreturn calls
15464 with a SSA name LHS adjust its def.
15465 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15466 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15467 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15468 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15469 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15470 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15471 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15472 (optimize_target_teams): Do not allow SSA names for clause operands.
15473 (gimplify_expr): Likewise for where we mark the result addressable.
15474 * passes.def (pass_init_datastructures): Remove.
15475 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15476 (rewrite_stmt): Likewise.
15477 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15478 (replace_locals_op): Replace SSA names.
15479 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15480 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15481 * cgraph.c (release_function_body): Free CFG annotations only
15482 when we have a CFG. Simplify.
15483 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15484 force_gimple_operand instead of get_initialized_tmp_var.
15485 * tree-pass.h (make_pass_init_datastructures): Remove.
15486 * tree-ssa.c (execute_init_datastructures): Remove.
15487 (pass_data_init_datastructures): Likewise.
15488 (class pass_init_datastructures): Likewise.
15489 (make_pass_init_datastructures): Likewise.
15490 * omp-low.c (create_omp_child_function): Init SSA data structures.
15491 (grid_expand_target_grid_body): Likewise.
15492 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15493 name before adding it to names_to_release.
15494 (remove_bb): Always release SSA defs.
15495 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15496 before dereferencing it.
15497 * cgraphunit.c (init_lowered_empty_function): Always
15498 int SSA data structures.
15499 * tree-ssanames.c (release_defs): Remove assert that we are in
15501 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15503 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15504 Uros Bizjak <ubizjak@gmail.com>
15506 PR rtl-optimization/70467
15507 * config/i386/predicates.md (x86_64_hilo_int_operand,
15508 x86_64_hilo_general_operand): New predicates.
15509 * config/i386/constraints.md (Wd): New constraint.
15510 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15511 (general_hilo_operand): New mode attr.
15512 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15513 instead of <general_operand>.
15514 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15515 x86_64_hilo_general_operand instead of <general_operand>.
15517 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15519 PR tree-optimization/70916
15520 * tree-if-conv.c (constant_or_ssa_name): Removed.
15521 (fold_build_cond_expr): Use is_gimple_val instead of
15522 constant_or_ssa_name.
15524 PR tree-optimization/70916
15525 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15526 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15529 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15530 (optimize_atomic_bit_test_and): New function.
15531 (pass_fold_builtins::execute): Use it.
15532 * optabs.def (atomic_bit_test_and_set_optab,
15533 atomic_bit_test_and_complement_optab,
15534 atomic_bit_test_and_reset_optab): New optabs.
15535 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15536 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15537 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15538 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15539 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15540 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15541 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15542 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15543 atomic_bit_test_and_complement@var{mode},
15544 atomic_bit_test_and_reset@var{mode}): Document.
15545 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15546 atomic_bit_test_and_complement<mode>,
15547 atomic_bit_test_and_reset<mode>): New expanders.
15548 (atomic_bit_test_and_set<mode>_1,
15549 atomic_bit_test_and_complement<mode>_1,
15550 atomic_bit_test_and_reset<mode>_1): New insns.
15552 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15554 PR rtl-optimization/70687
15555 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15556 instead of unsigned HOST_WIDE_INT.
15558 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15560 PR rtl-optimization/44281
15561 * hard-reg-set.h (struct target_hard_regs): New field
15562 x_fixed_nonglobal_reg_set.
15563 (fixed_nonglobal_reg_set): New macro.
15564 * reginfo.c (init_reg_sets_1): Initialize it.
15565 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15567 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15569 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15571 PR tree-optimization/56541
15572 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15573 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15574 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15575 (any_complicated_phi): new static variable.
15576 (aggressive_if_conv): delete.
15577 (if_convertible_phi_p): support phis with more than two arguments.
15578 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15579 critical pred edges.
15580 (ifcvt_split_critical_edges): support phis with more than two
15581 arguments by checking new parameter. only split critical edges
15583 (tree_if_conversion): handle simd pragma marked loop using new
15584 local variable aggressive_if_conv. check any_complicated_phi.
15586 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15588 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15591 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15593 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15596 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15598 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15599 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
15600 define_insn_and_split.
15601 (mulsi3_i): New define_insn_and_split.
15602 (mulsi3_call): Convert to define_insn.
15603 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
15604 Remove constraints.
15606 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15608 * machmode.h (mode_complex): Add support to give the complex mode
15610 (GET_MODE_COMPLEX_MODE): Likewise.
15611 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
15612 stored by build_complex_type and gfc_build_complex_type instead of
15613 trying to figure out the appropriate mode based on the size. Raise
15614 an assertion error, if the type was not set.
15615 * genmodes.c (struct mode_data): Add field for the complex type of
15617 (blank_mode): Likewise.
15618 (make_complex_modes): Remember the complex mode created in the
15620 (emit_mode_complex): Write out the mode_complex array to map a
15621 type mode to the complex version.
15622 (emit_insn_modes_c): Likewise.
15623 * tree.c (build_complex_type): Set the complex type to use before
15624 calling layout_type.
15625 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
15626 support for __float128 complex datatypes.
15627 (rs6000_hard_regno_mode_ok): Likewise.
15628 (rs6000_setup_reg_addr_masks): Likewise.
15629 (rs6000_complex_function_value): Likewise.
15630 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
15631 __float128 and __ibm128 complex.
15632 (FLOAT128_IBM_P): Likewise.
15633 (ALTIVEC_ARG_MAX_RETURN): Likewise.
15634 * doc/extend.texi (Additional Floating Types): Document that
15635 -mfloat128 must be used to enable __float128. Document complex
15636 __float128 and __ibm128 support.
15638 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15641 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
15642 char/short arguments promoted to int because of promote_prototypes.
15644 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15646 * config/i386/predicates.md (register_ssemem_operand): New predicate.
15647 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
15648 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
15649 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
15650 alternatives using "enabled" attribute. Use register_ssemem_operand
15651 as operand 1 predicate.
15652 (*cmpi<unord>xf_i387): Split XFmode pattern from
15653 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
15654 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
15655 *absneg<mode>2_i387. Disable unsupported alternatives using
15656 "enabled" attribute.
15657 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
15659 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15661 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
15663 (oacc_loop_process): Check mask for loop termination.
15665 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15667 * cif-code.def (CIF_THUNK): Add.
15668 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
15671 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15673 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
15674 (dump_inline_summary): Dump it.
15675 (fp_expression_p): New predicate.
15676 (estimate_function_body_sizes): Use it.
15677 (inline_merge_summary): Merge fp_expressions.
15678 (inline_read_section): Read fp_expressions.
15679 (inline_write_summary): Write fp_expressions.
15680 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
15681 codegen boundary if either caller or callee is !fp_expressions.
15682 * ipa-inline.h (inline_summary): Add fp_expressions.
15683 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
15684 to fp_expressions be sure the fp generation flags are updated.
15686 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15688 PR rtl-optimization/70467
15689 * cse.c (cse_insn): Handle no-op MEM moves after folding.
15691 PR rtl-optimization/70467
15692 * ipa-pure-const.c (check_call): Handle internal calls even in
15693 ipa mode like in local mode.
15695 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
15697 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
15699 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15701 * match.pd (X u< X, X u> X): New transformations.
15703 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15705 * flag-types.h (enum warn_strict_overflow_code): Move ...
15706 * coretypes.h: ... here.
15707 * fold-const.h (fold_overflow_warning): Declare.
15708 * fold-const.c (fold_overflow_warning): Make non-static.
15709 (fold_comparison): Move the transformation of X +- C1 CMP C2
15710 into X CMP C2 -+ C1 ...
15711 * match.pd: ... here.
15712 * gimple-fold.c (fold_stmt_1): Protect with
15713 fold_defer_overflow_warnings.
15715 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15717 * omp-low.c (struct oacc_loop): Add 'inner' field.
15718 (new_oacc_loop_raw): Initialize it to zero.
15719 (oacc_loop_fixed_partitions): Initialize it.
15720 (oacc_loop_auto_partitions): Partition outermost loop to outermost
15721 available partitioning.
15723 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15725 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
15727 (umulsidi3): Likewise.
15728 (indirect_jump): Fix jump instruction assembly patterns.
15730 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
15733 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
15734 (nvptx_function_value): Assert non-NULL cfun.
15736 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
15738 PR rtl-optimization/70886
15739 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
15741 * cselib.h (rtx_equal_for_cselib_1): Declare.
15742 (rtx_equal_for_cselib_p: New inline function.
15743 * cselib.c (rtx_equal_for_cselib_p): Delete.
15744 (rtx_equal_for_cselib_1): Make public.
15746 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15748 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
15749 (register_mixssei387nonimm_operand): Remove predicate.
15750 * config/i386/i386.md (*fop_<mode>_comm): Merge from
15751 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
15752 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
15753 for TARGET_MIX_SSE_I387 alternatives.
15754 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
15755 Disable unsupported alternatives using "enabled" attribute. Use
15756 nonimm_ssenomem_operand as operand 1 predicate. Also check
15757 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
15759 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15761 * tree.c (cst_and_fits_in_hwi): Simplify.
15763 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15765 * tree.h (wi::to_wide): New function.
15766 * expr.c (expand_expr_real_1): Use wi::to_wide.
15767 * fold-const.c (int_const_binop_1): Likewise.
15768 (extract_muldiv_1): Likewise.
15770 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15772 * wide-int.h: Update offset_int and widest_int documentation.
15773 (WI_SIGNED_SHIFT_RESULT): New macro.
15774 (wi::binary_shift): Define signed_shift_result_type for
15775 shifts on offset_int- and widest_int-like types.
15776 (generic_wide_int): Support <<= and >>= if << and >> are supported.
15777 * tree.h (int_bit_position): Use shift operators instead of wi::
15779 * alias.c (adjust_offset_for_component_ref): Likewise.
15780 * expr.c (get_inner_reference): Likewise.
15781 * fold-const.c (fold_comparison): Likewise.
15782 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15783 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15784 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15785 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15786 (stmt_kills_ref_p): Likewise.
15787 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15788 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15789 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15790 (ao_ref_init_from_vn_reference): Likewise.
15792 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15794 * wide-int.h: Update offset_int and widest_int documentation.
15795 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15796 (wi::binary_traits): Allow ordered comparisons between offset_int and
15797 offset_int, between widest_int and widest_int, and between either
15798 of these types and basic C types.
15799 (operator <, <=, >, >=): Define for the same combinations.
15800 * tree.h (tree_int_cst_lt): Use comparison operators instead
15801 of wi:: comparisons.
15802 (tree_int_cst_le): Likewise.
15803 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15804 (fold_nonarray_ctor_reference): Likewise.
15805 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15806 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15807 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15808 * tree-sra.c (completely_scalarize): Likewise.
15809 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15810 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15811 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15812 (check_for_binary_op_overflow): Likewise.
15813 (search_for_addr_array): Likewise.
15814 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15816 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15818 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15819 (arc_save_restore): Likewise.
15820 (arc_dwarf_register_span): Likewise.
15821 (arc_output_pic_addr_const): Initialize suffix variable.
15823 2016-05-02 Martin Liska <mliska@suse.cz>
15825 * symbol-summary.h (function_summary::function_summary):
15826 Remove checking assert for all cgraph nodes.
15827 (function_summary::get): Check summary_uid.
15828 (symtab_insertion): Check summary_uid.
15830 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15832 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15833 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15834 bmaskn instruction.
15835 (arc_dwarf_register_span): Remove enum keyword.
15836 (compact_memory_operand_p): New function.
15837 * config/arc/arc.h (reg_class): Add code density register classes.
15838 (REG_CLASS_NAMES): Likewise.
15839 (REG_CLASS_CONTENTS): Likewise.
15840 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15841 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15842 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15843 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15844 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15846 (h, Rcd, Rsd, Rzd): New register constraints.
15847 (T): Use compact_memory_operand_p function.
15848 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15850 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15852 * config/sh/sh.md (*negnegt, *movtt): Remove.
15854 2016-05-02 Marek Polacek <polacek@redhat.com>
15855 Tom de Vries <tom@codesourcery.com>
15857 PR tree-optimization/70700
15858 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15859 bigger than FIRST_REF_NODE.
15861 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15864 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15866 (prepare_cbranch_operands): Don't use scratch register. Assume that
15867 function is used when pseudos can be created.
15868 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15869 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15870 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15871 define_expand. Allow it only when pseudos can be created.
15872 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15874 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15876 * config/i386/constraints.md (BC): Only allow -1 operands.
15877 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15878 Add "enabled" attribute. Update XI mode attribute calculation.
15879 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15880 (*movoi_internal_avx): Update XI mode attribute calculation.
15881 (*movti_internal): Ditto.
15883 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15885 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15886 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15888 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15890 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15891 statement on instruction code. Remove trailing spaces.
15892 (altivec_expand_stv_builtin): Likewise.
15894 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15896 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15897 (TARGET_FPU_DOUBLE): Simplify.
15898 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15899 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15900 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15901 with 'TARGET_FPU_DOUBLE'.
15902 * config/sh/sh.md: Likewise.
15904 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15906 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15907 SH_DIV_STR_FOR_SIZE): Remove.
15908 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15909 SH_DIV_STR_FOR_SIZE): Remove.
15911 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15913 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15914 logical_reg_operand): Delete.
15915 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15916 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15917 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15918 match_operand and match_test.
15919 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15920 variables on their first use. Return bool values.
15921 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15922 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15923 arith_reg_operand for input operand. Remove empty constraints.
15925 (*xorsi3_compact): Rename to xorsi3.
15926 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15927 (*zero_extend<mode>si2_disp_mem): Update comment.
15930 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15932 * config/sh/t-sh: Remove SH5 support.
15933 * config.gcc: Likewise.
15934 * configure: Likewise.
15936 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15938 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15940 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15942 * config/sh/sh.c (register_sh_passes, sh_option_override,
15943 sh_print_operand, prepare_move_operands,
15944 sh_can_follow_jump): Remove TARGET_SH1 checks.
15945 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15946 PROMOTE_MODE): Likewise.
15947 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15950 2016-04-30 Alan Modra <amodra@gmail.com>
15952 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15953 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15954 Check for user regs later to avoid unnecessary looping over regs.
15955 Merge user reg check with non-saved reg check. Don't force
15956 inline VR restore when static chain used.
15957 (rs6000_frame_related): Omit eh_frame info for user regs when
15959 (fixed_regs_p): Delete.
15961 2016-04-30 Alan Modra <amodra@gmail.com>
15963 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15964 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15967 2016-04-30 Alan Modra <amodra@gmail.com>
15970 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15971 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15974 2016-04-30 Alan Modra <amodra@gmail.com>
15976 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15977 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15978 flag_pic test for Darwin.
15980 2016-04-30 Alan Modra <amodra@gmail.com>
15982 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15983 throw_calls_crossed.
15984 (REG_FREQ_CALLS_CROSSED): Delete.
15985 (REG_N_THROWING_CALLS_CROSSED): Delete.
15986 * regstat.c (regstat_bb_compute_ri): Don't calculate
15987 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15988 (dump_reg_info): Don't print call cross frequency.
15989 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15990 and REG_N_THROWING_CALLS_CROSSED.
15992 2016-04-30 Alan Modra <amodra@gmail.com>
15994 * regs.h (struct reg_info_t): Delete live_length.
15995 (REG_LIVE_LENGTH): Delete macro.
15996 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15997 local_live, local_processed and local_live_last_luid params.
15998 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16000 (regstat_compute_ri): Adjust for above. Don't set
16002 (dump_reg_info): Don't print live length.
16003 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16004 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16005 Localize loop_depth var.
16007 2016-04-30 Alan Modra <amodra@gmail.com>
16009 * ira.c (enum valid_equiv): New.
16010 (validate_equiv_mem): Return enum.
16011 (update_equiv_mem): Create replacement in more cases.
16012 (add_store_equivs): Update validate_equiv_mem call.
16014 2016-04-30 Alan Modra <amodra@gmail.com>
16016 * ira.c (combine_and_move_insns): Rather than scanning insns,
16017 use DF infrastucture to find use and def insns.
16019 2016-04-30 Alan Modra <amodra@gmail.com>
16021 ira.c (combine_and_move_insns): Move invariant conditions..
16022 (ira.c): ..to here. Call combine_and_move_insns before
16023 add_store_equivs. Call grow_reg_equivs later. Allocate
16024 req_equiv later using max_reg_num() rather than global max_regno.
16025 (contains_replace_regs): Delete.
16026 (add_store_equivs): Remove contains_replace_regs test.
16028 2016-04-30 Alan Modra <amodra@gmail.com>
16030 * ira.c (struct equiv_mem_data): New.
16031 (equiv_mem, equiv_mem_modified): Delete static vars.
16032 (validate_equiv_mem_from_store): Use "data" param to communicate..
16033 (validate_equiv_mem): ..from here.
16035 2016-04-30 Alan Modra <amodra@gmail.com>
16037 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
16039 (update_reg_equivs): ..here. Move allocation and freeing of
16040 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
16041 end_alias_analysis to..
16044 2016-04-30 Alan Modra <amodra@gmail.com>
16046 * ira.c (pdx_subregs): Delete.
16047 (struct equivalence): Add pdx_subregs field.
16048 (set_paradoxical_subreg): Remove pdx_subregs param. Update
16049 pdx_subregs access.
16050 (update_equiv_regs): Don't create or free pdx_subregs. Update
16051 pdx_subregs access.
16053 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16055 * config/rs6000/altivec.h: Change definitions of vec_xl and
16057 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
16058 (LD_ELEMREV_V2DI): New.
16059 (LD_ELEMREV_V4SF): New.
16060 (LD_ELEMREV_V4SI): New.
16061 (LD_ELEMREV_V8HI): New.
16062 (LD_ELEMREV_V16QI): New.
16063 (ST_ELEMREV_V2DF): New.
16064 (ST_ELEMREV_V2DI): New.
16065 (ST_ELEMREV_V4SF): New.
16066 (ST_ELEMREV_V4SI): New.
16067 (ST_ELEMREV_V8HI): New.
16068 (ST_ELEMREV_V16QI): New.
16071 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16072 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
16073 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
16074 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
16075 (altivec_expand_builtin): Add handling for
16076 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
16077 (rs6000_invalid_builtin): Add error-checking for
16078 RS6000_BTM_P9_VECTOR.
16079 (altivec_init_builtins): Define builtins used to implement vec_xl
16081 (rs6000_builtin_mask_names): Define power9-vector.
16082 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
16083 (RS6000_BTM_P9_VECTOR): Define.
16084 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
16085 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
16086 (vsx_ld_elemrev_v2df): Likewise.
16087 (vsx_ld_elemrev_v4sf): Likewise.
16088 (vsx_ld_elemrev_v4si): Likewise.
16089 (vsx_ld_elemrev_v8hi): Likewise.
16090 (vsx_ld_elemrev_v16qi): Likewise.
16091 (vsx_st_elemrev_v2df): Likewise.
16092 (vsx_st_elemrev_v2di): Likewise.
16093 (vsx_st_elemrev_v4sf): Likewise.
16094 (vsx_st_elemrev_v4si): Likewise.
16095 (vsx_st_elemrev_v8hi): Likewise.
16096 (vsx_st_elemrev_v16qi): Likewise.
16097 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
16100 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
16102 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
16104 (simplify_control_stmt_condition_1): ... here. Recurse into
16105 BIT_AND_EXPRs and BIT_IOR_EXPRs.
16107 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
16110 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
16111 (zero_extendqi<mode>2_dot): Revert earlier conversion from
16112 define_insn_and_split to define_insn.
16113 (zero_extendqi<mode>2_dot2): Same.
16114 (extendqi<mode>2_dot): Same.
16115 (extendqi<mode>2_dot2): Same.
16117 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16119 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
16120 (probe_stack): New expander.
16121 (probe_stack_<mode>): New insn pattern.
16123 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16125 * config/i386/i386.md
16126 (operations with memory inputs setting flags peephole2):
16127 Remove uneeded REG_P checks. Cleanup pattern generation.
16129 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
16131 * tree-vect-loop.c (vect_transform_loop): Fix
16132 nb_iterations_upper_bound computation for vectorized loop.
16134 2016-04-29 Marek Polacek <polacek@redhat.com>
16135 Jakub Jelinek <jakub@redhat.com>
16138 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
16139 TARGET_EXPR_SLOT as a base.
16141 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
16143 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
16144 with 'rCm2' constraints to limit possible immediate size.
16145 (*load_zeroextendqisi_update): Likewise.
16146 (*load_signextendqisi_update): Likewise.
16147 (*loadhi_update): Likewise.
16148 (*load_zeroextendhisi_update): Likewise.
16149 (*load_signextendhisi_update): Likewise.
16150 (*loadsi_update): Likewise.
16151 (*loadsf_update): Likewise.
16153 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16155 * config/i386/predicates.md (constm1_operand): Fix comparison.
16157 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16159 * testsuite/gcc.target/arc/ieee_eq.c: New test.
16161 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
16163 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
16164 remaining SH5 related settings.
16165 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
16166 shmedia_prepare_call_address): Delete.
16167 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
16168 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
16169 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
16170 UNSUPPORTED_SH2A): Remove m5 checks.
16171 (sh_divide_strategy_e): Remove SH5 division strategies.
16172 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
16173 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
16175 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16177 * config/s390/s390.c (s390_rtx_costs): Update documentation.
16179 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16181 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
16182 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
16183 Change lder to ldr.
16184 * config/s390/vector.md ("mov<mode>"): Likewise.
16186 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
16188 * config/s390/constraints.md ("U", "W"): Invoke
16189 s390_mem_constraint with "ZR" and "ZT".
16190 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
16191 addresses when using LRA. Accept also short displacements for S
16192 and T constraints. Do not check for long displacement target for
16193 S and T constraints.
16194 (s390_mem_constraint): Remove handling of U and W constraints.
16195 * config/s390/s390.md (various patterns): Remove the short
16196 displacement constraints (Q and R) if a long displacement
16197 constraint is present. Add longdisp as required CPU capability.
16198 * config/s390/vector.md: Likewise.
16199 * config/s390/vx-builtins.md: Likewise.
16201 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16204 * reload1.c (reload): Call finish_spills before
16205 restarting reload loop. Skip select_reload_regs
16206 if update_eliminables_and_spill returns true.
16208 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16210 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
16211 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
16212 (umulhisi3_imm): Update predicates and constraint letters.
16213 (umulhisi3_reg): Declare instruction as commutative.
16214 * config/arc/constraints.md (J12, J16): New constraints.
16215 * config/arc/predicates.md (short_unsigned_const_operand): New
16217 (arc_short_operand): Likewise.
16218 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
16220 2016-04-29 Richard Biener <rguenther@suse.de>
16222 PR tree-optimization/13962
16223 PR tree-optimization/65686
16224 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
16225 * tree-ssa-alias.c (ptrs_compare_unequal): New function
16226 using PTA to compare pointers.
16227 * match.pd: Add pattern for pointer equality compare simplification
16228 using ptrs_compare_unequal.
16230 2016-04-29 Richard Biener <rguenther@suse.de>
16232 * stor-layout.c (layout_type): Do not build a pointer-to-element
16235 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16237 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16238 Use SWI mode iterator. Use general_reg_operand predicate.
16239 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16240 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16243 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16245 PR middle-end/70843
16246 * fold-const.c (operand_equal_p): Don't verify hash value equality
16248 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16251 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16254 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16255 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16256 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16257 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16258 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16260 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16262 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16263 to info. Don't initialize separate fields to 0. Clean up
16266 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16268 * config/i386/i386.md (peephole2s for operations with memory inputs):
16269 Use SWI mode iterator.
16270 (peephole2s for operations with memory outputs): Ditto.
16271 Do not check for stack checking probe.
16273 (probe_stack): Remove expander.
16275 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16276 Andrew Burgess <andrew.burgess@embecosm.com>
16278 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16279 operands as 32-bits.
16281 2016-04-28 Jason Merrill <jason@redhat.com>
16283 * gdbinit.in: Skip line-map.h.
16285 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16286 Andrew Burgess <andrew.burgess@embecosm.com>
16288 * config/arc/arc.c (arc_conditional_register_usage): Take
16289 TARGET_RRQ_CLASS into account.
16290 (arc_print_operand): Support printing 'p' and 's' operands.
16291 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16293 (TARGET_RRQ_CLASS): Define.
16294 (IS_POWEROF2_OR_0_P): Define.
16295 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16297 (*tst_movb): New define_insn.
16298 (*tst): Avoid recognition if it could prevent '*tst_movb'
16299 combination; replace c/CnL with c/Chs alternative.
16300 (*tst_bitfield_tst): New define_insn.
16301 (*tst_bitfield_asr): New define_insn.
16302 (*tst_bitfield): New define_insn.
16303 (andsi3_i): Add Rrq variant.
16304 (extzv): New define_expand.
16305 (insv): New define_expand.
16306 (*insv_i): New define_insn.
16307 (*movb): New define_insn.
16308 (*movb_signed): New define_insn.
16309 (*movb_high): New define_insn.
16310 (*movb_high_signed): New define_insn.
16311 (*movb_high_signed + 1): New define_split pattern.
16312 (*mrgb): New define_insn.
16313 (*mrgb + 1): New define_peephole2 pattern.
16314 (*mrgb + 2): New define_peephole2 pattern.
16315 * config/arc/arc.opt (mbitops): New option for nps400, uses
16316 TARGET_NPS_BITOPS_DEFAULT.
16317 * config/arc/constraints.md (q): Make register class conditional.
16318 (Rrq): New register constraint.
16319 (Chs): New constraint.
16320 (Clo): New constraint.
16321 (Chi): New constraint.
16322 (Cbf): New constraint.
16323 (Cbn): New constraint.
16324 (C18): New constraint.
16325 (Cbi): New constraint.
16327 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16329 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16331 (bitmap_intersection_of_preds): Ditto.
16332 (bitmap_union_of_succs): Ditto.
16333 (bitmap_union_of_preds): Ditto.
16334 * sbitmap.c (do_popcount): Delete.
16335 (BITMAP_DEBUGGING): Delete.
16336 (sbitmap_verify_popcount): Delete.
16337 (sbitmap_alloc): Don't initialize the popcount field.
16338 (sbitmap_alloc_with_popcount): Delete.
16339 (sbitmap_resize): Don't resize the popcount array.
16340 (sbitmap_vector_alloc): Don't initialize the popcount field.
16341 (bitmap_copy): Don't copy the popcount array.
16342 (bitmap_clear): Don't clear the popcount array.
16343 (bitmap_clear): Delete the popcount array handling.
16344 (bitmap_ior_and_compl): Delete the popcount assert.
16345 (bitmap_not): Ditto.
16346 (bitmap_and_compl): Ditto.
16347 (bitmap_and): Delete the popcount array handling.
16348 (bitmap_xor): Ditto.
16349 (bitmap_ior): Ditto.
16350 (bitmap_or_and): Delete the popcount assert.
16351 (bitmap_and_or): Ditto.
16352 (popcount_table): Delete.
16353 (sbitmap_elt_popcount): Delete.
16354 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16355 (bitmap_set_bit): Delete the popcount assert.
16356 (bitmap_clear_bit): Ditto.
16357 (sbitmap_free): Don't free the popcount array.
16358 (sbitmap_alloc_with_popcount): Delete declaration.
16359 (sbitmap_popcount): Ditto.
16361 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16362 Andrew Burgess <andrew.burgess@embecosm.com>
16364 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16365 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16366 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16367 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16368 * config/arc/arc.opt (mcmem): New option.
16369 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16370 supply length for r/m alternative.
16371 (*extendqisi2_ac): Likewise.
16372 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16374 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16375 (movhi_insn): Likewise.
16376 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16377 (*zero_extendqihi2_i): Add r/Ucm alternative.
16378 (*zero_extendqisi2_ac): Likewise.
16379 (*zero_extendhisi2_i): Likewise.
16380 * config/arc/constraints.md (Uex): New memory constraint.
16381 (Ucm): New define_constraint.
16382 * config/arc/predicates.md (long_immediate_loadstore_operand):
16383 Return 0 for MEM with cmem_address address.
16384 (cmem_address_0): New predicates.
16385 (cmem_address_1): Likewise.
16386 (cmem_address_2): Likewise.
16387 (cmem_address): Likewise.
16389 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16391 * config/rs6000/rs6000.c (machine_function): Rename
16392 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16393 (rs6000_stack_info): Adjust.
16395 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16396 Andrew Burgess <andrew.burgess@embecosm.com>
16398 * config/arc/constraints.md (Usd): Convert to define_constraint.
16402 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16405 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16406 Add new peephole2 where the first insn is *mov<mode>_or instead of
16407 *mov<mode>_internal.
16409 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16411 * tracer.c (bb_seen): Make static.
16413 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16415 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16416 support, setup defaults.
16417 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16418 * config/arc/arc.c (arc_init): Add NPS400 support.
16419 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16420 (TARGET_ARC700): NPS400 is also an ARC700.
16421 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16423 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16426 * config/nds32/nds32.md (casesi): Don't access the operands array
16429 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16431 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16432 (or $-1,reg peephole2): Ditto.
16433 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16435 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16437 * doc/extend.texi (Common Function Attributes) [optimize]:
16438 Discourage use of the optimize attribute.
16440 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16442 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16443 special case builtin.
16444 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16445 ALTIVEC_BUILTIN_VEC_ADDE.
16446 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16447 support for ALTIVEC_BUILTIN_VEC_ADDE.
16448 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16449 for __builtin_vec_adde.
16451 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16453 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16454 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16456 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16459 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16460 attributes): Document cilkplus_runtime.
16462 2016-04-28 Martin Jambor <mjambor@suse.cz>
16464 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16465 this function. Call verify_expr on MEM_REFs and bases of other
16466 handled_components.
16468 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16470 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16471 for WORD_REGISTER_OPERATIONS to runtime check.
16473 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16475 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16477 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16479 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16480 big-endian compilation.
16481 * config/arc/arc.md (addf3): Likewise.
16482 (subdf3): Likewise.
16483 (muldf3): Likewise.
16485 2016-04-28 Richard Biener <rguenther@suse.de>
16487 PR tree-optimization/70840
16488 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16489 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16490 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16491 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16493 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16495 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16496 and explain why in a comment.
16498 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16500 * config/arc/arc.md (cpu_facility): Add fpx variant.
16501 (subdf3): Prohibit use reverse sub when assist operations option
16503 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16504 instructions only when FPX is enabled.
16505 * testsuite/gcc.target/arc/trsub.c: New test.
16507 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16509 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16510 mult_operator when calculating "type" attribute.
16511 (*fop_<mode>_1_i387): Ditto.
16512 (*fop_xf_1_i387): Ditto.
16513 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16514 Use std::swap to swap operands. Use RTL expressions to generate
16517 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16518 Joern Rennecke <joern.rennecke@embecosm.com>
16520 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16522 (emit_pic_move): Remove.
16523 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16524 * config/arc/arc.c (emit_pic_move): Removed.
16525 (TARGET_HAVE_TLS): Define.
16526 (arc_conditional_register_usage): Test for arc_tp_regno.
16527 (arc_print_operand, arc_print_operand_address): Handle TLS
16529 (arc_needs_pcl_p): New function.
16530 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16531 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16532 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16533 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16534 (arc_legitimize_tls_address): Likewise.
16535 (DTPOFF_ZERO_SYM): Define.
16536 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16537 (arc_output_pic_addr_const): Print TLS unspecs.
16538 (prepare_pic_move): New function, replaces emit_pic_move.
16539 (arc_legitimate_constant_p): Handle TLS unspecs.
16540 (arc_legitimate_address_p): Likewise.
16541 (arc_rewrite_small_data_p): Use assert for TLS constants.
16542 (prepare_move_operands): Use prepare_pic_move.
16543 (arc_legitimize_address): Legitimize tls addresses.
16544 (arc_epilogue_uses): Check for arc_tp_regno.
16545 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16546 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16548 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16550 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16551 %(arc_tls_extra_start_spec).
16552 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16553 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16555 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16556 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16557 (UNSPEC_TLS_OFF): Add.
16559 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16560 (get_thread_pointersi): New patterns.
16561 * config/arc/arc.opt (mtp-regno): New option.
16562 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16563 (move_dest_operand): Likewise.
16564 * configure: Regenerate.
16565 * configure.ac: Add arc*-*-* case to test for tls.
16566 * doc/invoke.texi (ARC options): Document mtp-regno.
16568 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16570 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16571 the new ARC HS SIMD instructions.
16572 (arc_preferred_simd_mode): New function.
16573 (arc_autovectorize_vector_sizes): Likewise.
16574 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16575 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16576 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16577 (arc_init_builtins): Add new SIMD builtin types.
16578 (arc_split_move): Handle 64 bit vector moves.
16579 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16580 (TARGET_PLUS_QMACW): Define.
16581 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16582 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16583 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16584 (VSUBADD4H): New builtins.
16585 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16586 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16588 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16589 Matthias Klose <doko@debian.org>
16591 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16593 2016-04-28 Richard Biener <rguenther@suse.de>
16595 PR middle-end/70777
16596 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16599 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
16601 * common/config/sh/sh-common.c: Remove SH5 support.
16602 * config/sh/constraints.md: Likewise.
16603 * config/sh/config/sh/elf.h: Likewise.
16604 * config/sh/linux.h: Likewise.
16605 * config/sh/netbsd-elf.h: Likewise.
16606 * config/sh/predicates.md: Likewise.
16607 * config/sh/sh-c.c: Likewise.
16608 * config/sh/sh-protos.h: Likewise.
16609 * config/sh/sh.c: Likewise.
16610 * config/sh/sh.h: Likewise.
16611 * config/sh/sh.md: Likewise.
16612 * config/sh/sh.opt: Likewise.
16613 * config/sh/sync.md: Likewise.
16614 * config/sh/sh64.h: Delete.
16615 * config/sh/shmedia.h: Likewise.
16616 * config/sh/shmedia.md: Likewise.
16617 * config/sh/sshmedia.h: Likewise.
16618 * config/sh/t-netbsd-sh5-64: Likewise.
16619 * config/sh/t-sh64: Likewise.
16620 * config/sh/ushmedia.h: Likewise.
16622 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16624 * config/i386/i386.md (sign_extend to memory peephole2s): Use
16625 general_reg_operand instead of register_operand predicate.
16627 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16629 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
16631 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
16633 * match.pd (A - B > A, A + B < A): New transformations.
16635 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
16637 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
16638 which defaults to true. Emit an outer pair of parentheses only if
16639 EMIT_PARENS. When continuing a chain of && or || (or & or |),
16640 don't emit parentheses for the right-hand operand.
16642 2016-04-27 Jeff Law <law@redhat.com>
16644 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
16646 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16648 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
16649 (altivec_lvx_<mode>_internal): Document.
16650 (altivec_lvx_<mode>_2op): New define_insn.
16651 (altivec_lvx_<mode>_1op): Likewise.
16652 (altivec_lvx_<mode>_2op_si): Likewise.
16653 (altivec_lvx_<mode>_1op_si): Likewise.
16654 (altivec_stvx_<mode>): Remove.
16655 (altivec_stvx_<mode>_internal): Document.
16656 (altivec_stvx_<mode>_2op): New define_insn.
16657 (altivec_stvx_<mode>_1op): Likewise.
16658 (altivec_stvx_<mode>_2op_si): Likewise.
16659 (altivec_stvx_<mode>_1op_si): Likewise.
16660 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16661 Expand vec_ld and vec_st during parsing.
16662 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
16664 (altivec_expand_stvx_be): Likewise.
16665 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
16666 address-masking behavior in RTL.
16667 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
16668 address-masking behavior in RTL.
16669 (altivec_expand_builtin): Change builtin code arguments for calls
16670 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
16671 (insn_is_swappable_p): Avoid incorrect swap optimization in the
16672 presence of lvx/stvx patterns.
16673 (alignment_with_canonical_addr): New function.
16674 (alignment_mask): Likewise.
16675 (find_alignment_op): Likewise.
16676 (recombine_lvx_pattern): Likewise.
16677 (recombine_stvx_pattern): Likewise.
16678 (recombine_lvx_stvx_patterns): Likewise.
16679 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
16680 stvx patterns from expand.
16681 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
16683 (vector_altivec_store_<mode>): Likewise.
16685 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
16687 * config/aarch64/aarch64.md
16688 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
16689 remove the "fp" attributes.
16690 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
16691 add the "simd" attributes.
16692 (*movdf_aarch64): Likewise.
16693 (*movtf_aarch64): Remove the "fp" attributes.
16694 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
16695 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
16697 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16699 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
16700 rtx to rtx_code_label *.
16701 * rtl.h (maybe_set_first_label_num): Likewise.
16703 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16705 * df-core.c (df_add_problem): Make the problem param be const.
16706 (df_remove_problem): Make local "problem" be const.
16707 * df-problems.c (problem_RD): Make const.
16708 (problem_LR): Likewise.
16709 (problem_LIVE): Likewise.
16710 (problem_MIR): Likewise.
16711 (problem_CHAIN): Likewise.
16712 (problem_WORD_LR): Likewise.
16713 (problem_NOTE): Likewise.
16714 (problem_MD): Likewise.
16715 * df-scan.c (problem_SCAN): Likewise.
16716 * df.h (struct df_problem): Make field "dependent_problem" be
16718 (struct dataflow): Likewise for field "problem".
16719 (df_add_problem): Make param const.
16721 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16723 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
16724 inter-unit moves to/from vector registers are enabled. Do not disable
16727 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16729 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
16730 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
16732 (enum df_problem_id): ...this new enum.
16733 (struct df_problem): Convert field "id" from "int" to
16734 enum df_problem_id.
16736 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16738 * rtl.def: Update comment for "things in the instruction chain" to
16739 reflect the removal of the leading "i" field for INSN_UID in
16740 r210360. Fix bogus apostrophe.
16742 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16744 * config/i386/i386.md
16745 (lea arith with mem operand + setcc peephole2): Set operator mode.
16747 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
16750 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
16751 (dimode_scalar_to_vector_candidate_p): This.
16752 (timode_scalar_to_vector_candidate_p): New function.
16753 (scalar_to_vector_candidate_p): Likewise.
16754 (timode_check_non_convertible_regs): Likewise.
16755 (timode_remove_non_convertible_regs): Likewise.
16756 (remove_non_convertible_regs): Likewise.
16757 (remove_non_convertible_regs): Renamed to ...
16758 (dimode_remove_non_convertible_regs): This.
16759 (scalar_chain::~scalar_chain): Make it virtual.
16760 (scalar_chain::compute_convert_gain): Make it pure virtual.
16761 (scalar_chain::mark_dual_mode_def): Likewise.
16762 (scalar_chain::convert_insn): Likewise.
16763 (scalar_chain::convert_registers): Likewise.
16764 (scalar_chain::add_to_queue): Make it protected.
16765 (scalar_chain::emit_conversion_insns): Likewise.
16766 (scalar_chain::replace_with_subreg): Likewise.
16767 (scalar_chain::replace_with_subreg_in_insn): Likewise.
16768 (scalar_chain::convert_op): Likewise.
16769 (scalar_chain::convert_reg): Likewise.
16770 (scalar_chain::make_vector_copies): Likewise.
16771 (scalar_chain::convert_registers): New pure virtual function.
16772 (class dimode_scalar_chain): New class.
16773 (class timode_scalar_chain): Likewise.
16774 (scalar_chain::mark_dual_mode_def): Renamed to ...
16775 (dimode_scalar_chain::mark_dual_mode_def): This.
16776 (timode_scalar_chain::mark_dual_mode_def): New function.
16777 (timode_scalar_chain::convert_insn): Likewise.
16778 (dimode_scalar_chain::convert_registers): Likewise.
16779 (scalar_chain::compute_convert_gain): Renamed to ...
16780 (dimode_scalar_chain::compute_convert_gain): This.
16781 (scalar_chain::replace_with_subreg): Renamed to ...
16782 (dimode_scalar_chain::replace_with_subreg): This.
16783 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16784 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16785 (scalar_chain::make_vector_copies): Renamed to ...
16786 (dimode_scalar_chain::make_vector_copies): This.
16787 (scalar_chain::convert_reg): Renamed to ...
16788 (dimode_scalar_chain::convert_reg ): This.
16789 (scalar_chain::convert_op): Renamed to ...
16790 (dimode_scalar_chain::convert_op): This.
16791 (scalar_chain::convert_insn): Renamed to ...
16792 (dimode_scalar_chain::convert_insn): This.
16793 (scalar_chain::convert): Call convert_registers.
16794 (convert_scalars_to_vector): Change to scalar_chain pointer to
16795 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16796 in 32-bit mode. Delete scalar_chain pointer. Call
16797 free_dominance_info in 64-bit mode.
16798 (pass_stv::gate): Remove TARGET_64BIT check.
16799 (ix86_option_override): Put the 64-bit STV pass before the CSE
16802 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16804 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16805 dw_loc_frame_offset field.
16806 * dwarf2out.c (new_loc_descr): Likewise.
16807 (resolve_args_picking_1): Turn the VISITED hash set into a
16808 FRAME_OFFSET hash map. Use it to associate a frame offset to
16809 visited nodes. Remove uses of the CHECKING_P macro.
16810 (resolve_args_picking): Update call to resolve_args_picking_1.
16812 2016-04-27 Martin Liska <mliska@suse.cz>
16814 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16815 (free_loop_data): Release vuses of groups.
16817 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16819 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16820 instead of redundant use_id and boolean have_use_for.
16821 (struct iv_use): Change sub_id into group_id. Remove field next.
16822 Move fields: related_cands, n_map_members, cost_map and selected
16824 (struct iv_group): ... here. New structure.
16825 (struct iv_common_cand): Use structure declaration directly.
16826 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16827 (MAX_CONSIDERED_USES): Rename macro to ...
16828 (MAX_CONSIDERED_GROUPS): ... here.
16829 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16830 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16831 (dump_uses): Rename to ...
16832 (dump_groups): ... here. Update all uses.
16833 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16834 (find_induction_variables): Refactor format of dump information.
16835 (record_sub_use): Delete.
16836 (record_use): Update all uses.
16837 (record_group): New function.
16838 (record_group_use, find_interesting_uses_op): Call above functions.
16840 (find_interesting_uses_cond): Ditto.
16841 (group_compare_offset): New function.
16842 (split_all_small_groups): Rename to ...
16843 (split_small_address_groups_p): ... here. Update all uses.
16844 (split_address_groups): Update all uses.
16845 (find_interesting_uses): Refactor format of dump information.
16846 (add_candidate_1): Update all uses. Remove redundant check on iv,
16848 (add_candidate, record_common_cand): Remove redundant assert.
16849 (add_iv_candidate_for_biv): Update use.
16850 (add_iv_candidate_derived_from_uses): Update all uses.
16851 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16852 (alloc_use_cost_map): Ditto.
16853 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16854 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16855 (determine_use_iv_cost_generic): Ditto.
16856 (determine_group_iv_cost_generic): Ditto.
16857 (determine_use_iv_cost_address): Ditto.
16858 (determine_group_iv_cost_address): Ditto.
16859 (determine_use_iv_cost_condition): Ditto.
16860 (determine_group_iv_cost_cond): Ditto.
16861 (determine_use_iv_cost): Ditto.
16862 (determine_group_iv_cost): Ditto.
16863 (set_autoinc_for_original_candidates): Update all uses.
16864 (find_iv_candidates): Update all uses. Refactor dump information.
16865 (determine_use_iv_costs): Ditto.
16866 (determine_iv_costs): Ditto.
16867 (iv_ca_cand_for_use): Rename to ...
16868 (iv_ca_cand_for_group): ... here. Update all uses.
16869 (iv_ca_add_use, iv_ca_add_group): Ditto.
16870 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16871 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16872 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16873 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16874 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16875 (create_new_iv, adjust_iv_update_pos): Ditto.
16876 (rewrite_use_address): Delete.
16877 (rewrite_use_address_1): Rename to ...
16878 (rewrite_use_address): ... here.
16879 (rewrite_use_compare): Update all uses.
16880 (rewrite_use): Delete.
16881 (rewrite_uses): Rename to ...
16882 (rewrite_groups): ... here. Update all uses.
16883 (remove_unused_ivs, free_loop_data): Update all uses.
16884 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16886 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16888 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16889 for WORD_REGISTER_OPERATIONS to runtime check.
16891 2016-04-27 Richard Biener <rguenther@suse.de>
16894 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16895 aggregate_value_p to determine if a function result is
16896 returned by reference.
16897 (ipa_pta_execute): Functions having their address taken are
16898 not automatically nonlocal.
16900 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16903 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16904 * fold-const.c (operand_equal_p): If flag_checking and
16905 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16906 and if it returns non-zero, assert iterative_hash_expr on both
16909 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16911 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16913 2016-04-27 Nick Clifton <nickc@redhat.com>
16915 PR middle-end/49889
16916 * varasm.c (merge_weak): Generate an error if an attempt is made
16917 to convert a non-weak static function into a weak, public function.
16919 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16921 * params.def (MAX_PARTITION_SIZE): New param.
16922 * doc/invoke.texi: Document lto-max-partition.
16924 2016-04-27 Richard Biener <rguenther@suse.de>
16927 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16928 function cummulating used_from_other_partition, externally_visible
16929 and force_output from aliases.
16930 (refered_from_nonlocal_var): Likewise.
16931 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16932 node flags properly.
16934 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16936 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16937 (-Wmemset-elt-size): New item.
16939 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16942 * stor-layout.h (internal_reference_types): Delete.
16943 * stor-layout.c (reference_types_internal): Likewise.
16944 (internal_reference_types): Likewise.
16945 (layout_type) <REFERENCE_TYPE>: Adjust.
16947 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16950 * tree.h (inchash::add_expr): Add FLAGS argument.
16951 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16952 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16953 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16954 Formatting fix. Adjust recursive calls. For tcc_comparison,
16955 if swap_tree_comparison (code) is smaller than code, hash that
16956 and arguments in the other order. Hash CONVERT_EXPR the same
16957 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16958 of ADDR_EXPR of decl as the decl itself. Add or remove
16959 OEP_ADDRESS_OF from recursive flags as needed. For
16960 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16961 operands commutatively and only the third one normally.
16962 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16964 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16966 * config/rtems.h (LIB_SPEC): Add -latomic.
16968 2016-04-27 Joel Sherrill <joel@rtems.org>
16970 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16971 xilink.ld and flags not relevant to RTEMS.
16973 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16975 * toplev.c (backend_init_target): Avoid calling init_reload when using
16978 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16980 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16981 for loops rather than one for the whole function.
16983 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16985 * match.pd (X + CST CMP X): New transformation.
16987 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16989 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16990 * fold-const.c (fold_binary_loc): Remove 2 transformations
16991 superseded by match.pd.
16992 * match.pd (x+x -> x*2): Generalize to integers.
16994 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16996 * config/i386/i386.md (operation on memory peephole): Duplicate an
16997 existing peephole and adapt it to match lea rather than an operation
17000 PR rtl-optimization/57193
17001 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17003 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17005 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17007 * tree-if-conv.c (any_pred_load_store): New static variable.
17008 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17009 any_pred_load_store instead of and_mask_load_store.
17010 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17011 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17012 (combine_blocks, tree_if_conversion): Ditto.
17014 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17016 PR tree-optimization/70771
17017 PR tree-optimization/70775
17018 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17019 virtual PHI nodes. Delete parameter.
17020 (if_convertible_loop_p_1): Delete argument to above function.
17021 (predicate_all_scalar_phis): Delete code handling single-argument
17023 (tree_if_conversion): Mark and update virtual SSA.
17025 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17028 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17029 (x86_elf_aligned_common): Rename to ...
17030 (x86_elf_aligned_decl_common): ... this.
17031 Add decl arg. Switch to .lbss for largecomm object. Use
17032 LARGECOMM_SECTION_ASM_OP.
17033 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17035 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
17036 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
17038 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
17039 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
17041 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17044 * config/i386/i386.c (SECTION_LARGE): Define.
17045 (x86_64_elf_select_section): Set it for large data/bss sections.
17046 Only clear SECTION_WRITE for .lrodata.
17047 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
17049 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
17050 * varasm.c (default_elf_asm_named_section): Grow flagchars.
17051 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
17053 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
17054 * doc/tm.texi: Regenerate.
17056 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17059 * configure.ac (--enable-checking): Document extra flag, for
17060 non-release builds default to --enable-checking=yes,extra.
17061 If misc checking and extra checking, define CHECKING_P to 2 instead
17063 * common.opt (fchecking=): Add.
17064 * doc/invoke.texi (-fchecking=): Document.
17065 * doc/install.texi: Document --enable-checking changes.
17066 * configure: Regenerated.
17067 * config.in: Regenerated.
17069 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17071 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
17072 attribute instead of which_alternative.
17073 * config/i386/sse.md (*mov<mode>_internal): Ditto.
17074 Use EXT_REX_SSE_REG_P where appropriate.
17076 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17078 * config/i386/predicates.md (const0_operand): Do not match
17079 const_wide_int code.
17080 (const1_operand): Ditto.
17082 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17084 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
17085 for SSE constm1 operands and TARGET_AVX512VL.
17086 (*movti_internal): Ditto.
17087 (*mov<mode>_or): Use constm1_operand predicate.
17088 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
17089 for SSE vector_all_ones operands and TARGET_AVX512VL.
17090 * config/i386/predicates.md (constm1_operand): New predicate.
17091 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
17092 emission of constant -1 load.
17094 2016-04-25 Jason Merrill <jason@redhat.com>
17096 * gdbinit.in: Skip is-a.h.
17098 * attribs.c (register_scoped_attributes): Fix logic.
17099 * attribs.h: Declare register_scoped_attributes.
17101 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17103 * config/rs6000/rs6000-builtin.def: Correct pasto error for
17104 stxvd2x and stxvw4x built-in functions.
17106 2016-04-25 DJ Delorie <dj@redhat.com>
17108 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
17109 (ashrhi3): Likewise.
17110 (lshrhi3): Likewise.
17112 2016-04-25 Richard Biener <rguenther@suse.de>
17114 PR tree-optimization/70780
17115 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
17116 wasn't visited yet.
17117 (compute_antic): Mark blocks with abnormal preds as visited as
17118 they have a final empty antic-in solution already.
17120 2016-04-25 Michael Collison <michael.collison@linaro.org>
17122 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
17124 2016-04-25 Michael Collison <michael.collison@linaro.org>
17126 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
17127 mode is VQI to improve mixed mode vectorization.
17128 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
17129 define_insn to match low half of signed vaddw.
17130 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
17131 define_insn to match high half of signed vaddw.
17132 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
17133 define_insn to match low half of unsigned vaddw.
17134 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
17135 define_insn to match high half of unsigned vaddw.
17136 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
17137 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17138 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
17140 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17141 * config/arm/predicates.md (vect_par_constant_high): Support
17142 big endian and simplify by calling
17143 arm_simd_check_vect_par_cnst_half
17144 (vect_par_constant_low): Likewise.
17146 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17148 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
17149 predicate for operand 2.
17151 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
17152 H.J. Lu <hongjiu.lu@intel.com>
17154 * config/i386/i386-protos.h (standard_sse_constant_p): Add
17155 machine_mode argument.
17156 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
17157 constm1_rtx operands. For VOIDmode constants, get mode from
17158 pred_mode. Check mode size if the mode is supported by ABI.
17159 (standard_sse_constant_opcode): Do not use standard_constant_p.
17160 Strictly check ABI support for all-ones operands.
17161 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
17162 immediates. Update calls to standard_sse_constant_p.
17163 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
17164 (ix86_rtx_costs): Ditto.
17165 * config/i386/i386.md (*movxi_internal_avx512f): Use
17166 nonimmediate_or_sse_const_operand instead of vector_move_operand.
17167 Use (v,BC) alternative instead of (v,C). Use register_operand
17168 checks instead of MEM_P.
17169 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
17170 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
17171 isa attribute. Use register_operand checks instead of MEM_P.
17172 (*movti_internal): Use nonimmediate_or_sse_const_operand for
17173 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
17174 alternative and corresponding sse2 isa attribute.
17175 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
17176 to standard_sse_constant_p.
17177 (FP constant splitters): Ditto.
17178 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
17180 * config/i386/predicates.md (constm1_operand): Remove.
17181 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
17182 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
17183 vector_all_ones_operand instead of constm1_operand.
17185 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17187 * print-rtl.c (print_rtx_insn_vec): New function.
17188 * print-rtl.h: New prototype.
17189 * store-motion.c (struct st_expr): Make avail_stores a vector.
17190 (st_expr_entry): Adjust.
17191 (free_st_expr_entry): Likewise.
17192 (print_store_motion_mems): Likewise.
17193 (find_moveable_store): Likewise.
17194 (compute_store_table): Likewise.
17195 (delete_store): Likewise.
17196 (build_store_vectors): Likewise.
17198 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17200 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
17202 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17204 * vec.h (vec_safe_contains): New function.
17205 (vec::contains): Likewise.
17206 (vec::begin): Likewise.
17207 (vec::end): Likewise.
17209 2016-04-23 Jakub Jelinek <jakub@redhat.com>
17212 * cfgexpand.c (expand_stack_vars): Fix typo.
17214 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17216 * system.h (list, map, set, vector): Include conditionally.
17217 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
17218 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
17219 * ipa-icf.c (INCLUDE_LIST): Define.
17220 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
17221 * config/sh/sh.c (INCLUDE_VECTOR): Define.
17222 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
17223 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
17224 * cp/logic.cc (INCLUDE_LIST): Define.
17225 * fortran/trans-common.c (INCLUDE_MAP): Define.
17227 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17229 * auto-profile.c: Remove <string.h> include.
17230 * ipa-icf-gimple.c: Remove <list> include.
17231 * diagnostic.c: Remove <new> include.
17232 * genmatch.c: Likewise.
17233 * pretty-print.c: Likewise.
17234 * toplev.c: Likewise
17235 * c/c-objc-common.c: Likewise.
17236 * cp/error.c: Likewise.
17237 * fortran/error.c: Likewise.
17239 2016-04-22 Richard Biener <rguenther@suse.de>
17241 * lto-streamer-in.c (input_ssa_names): Do not allocate
17242 GIMPLE_NOP for all SSA names.
17243 * lto-streamer-out.c (output_ssa_names): Do not output
17244 SSA names that should have been released.
17246 2016-04-22 Richard Biener <rguenther@suse.de>
17248 PR tree-optimization/70740
17249 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17252 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17255 * config/i386/predicates.md (call_insn_operand): Replace
17256 sibcall_memory_operand with memory_operand.
17258 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17260 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17261 has_single_use() tests.
17262 (register_edge_assert_for_1): Likewise.
17263 (find_assert_locations_1): Check the liveness bitmap instead of
17264 checking has_single_use().
17266 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17269 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17270 Extract AVX-512BW constraint from AVX.
17272 2016-04-21 Richard Biener <rguenther@suse.de>
17274 PR tree-optimization/70725
17275 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17276 for phi_convertible_by_degenerating_args.
17277 (predicate_all_scalar_phis): Handle single-argument PHIs.
17279 2016-04-21 Richard Biener <rguenther@suse.de>
17281 PR middle-end/70747
17282 * fold-const.c (fold_comparison): Return properly typed
17285 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17287 PR tree-optimization/70715
17288 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17289 after expanding BASE using expand_simple_operations.
17291 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17293 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17294 New transformations.
17296 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17298 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17300 2016-04-20 Jan Hubicka <jh@suse.cz>
17302 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17303 ultiimate_alias_target.
17304 (update_callee_keys): Likewise.
17305 (lookup_recursive_calls): Likewise.
17306 (speculation_useful_p): Likewise.
17308 2016-04-20 Jan Hubicka <jh@suse.cz>
17311 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17312 (set_nothrow_flag_1): ... this; handle interposition correctly;
17313 recurse on aliases and thunks.
17314 (cgraph_node::set_nothrow_flag): New.
17315 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17316 functions compiled with non-call exceptions that binds to current
17318 (propagate_nothrow): Be safe WRT interposition.
17319 * cgraph.h (set_nothrow_flag): Update prototype.
17321 2016-04-18 Jan Hubicka <jh@suse.cz>
17323 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17324 max_loop_iterations_int.
17325 (tree_unswitch_outer_loop): Likewise.
17327 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17329 PR tree-optimization/69489
17330 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17331 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17332 Revise dump message.
17333 (if_convertible_bb_p): Remove check on edge count of basic block's
17336 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17338 PR tree-optimization/56625
17339 PR tree-optimization/69489
17340 * tree-data-ref.h (DR_INNERMOST): New macro.
17341 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17342 hashing struct innermost_loop_behavior.
17343 (ref_DR_map): Remove.
17344 (innermost_DR_map): New map.
17345 (baseref_DR_map): Revise comment.
17346 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17347 to innermost_DR_map accroding to its innermost loop behavior.
17348 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17349 to its innermost loop behavior.
17350 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17351 Add initialization for innermost_DR_map. Record memory reference
17352 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17353 have innermost loop behavior.
17354 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17357 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17359 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17360 *lea_general_1. Use explicit SWI12 mode interator.
17361 (*lea<mode>_general_2): Rename from *lea_general_2.
17362 Use explicit SWI12 mode interator.
17363 (*lea<mode>_general_3): Rename from *lea_general_3.
17364 Use explicit SWI12 mode interator.
17365 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17366 Use explicit SWI12 mode interator.
17367 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17368 Use explicit SWI48 mode interator.
17370 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17372 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17373 Short-cut unaligned load and store cases. Handle all integer
17375 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17376 and store cases. Call ix86_avx256_split_vector_move_misalign
17377 directly without checking mode class.
17379 2016-04-20 Andrew Pinski <apinski@cavium.com>
17380 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17383 * config/aarch64/aarch64.md (sibcall): Force call
17384 address to be DImode for ILP32.
17385 (sibcall_value): Likewise.
17387 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17389 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17391 2016-04-20 Richard Biener <rguenther@suse.de>
17393 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17394 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17395 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17396 (maybe_push_res_to_seq): Adjust.
17397 * gimple-fold.c (maybe_build_generic_op): Likewise.
17399 2016-04-20 Marek Polacek <polacek@redhat.com>
17401 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17404 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17406 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17407 use kmovw to support AVX512F target.
17409 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17411 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17413 2016-04-20 Marek Polacek <polacek@redhat.com>
17415 PR tree-optimization/70725
17416 * tree-if-conv.c (is_false_predicate): New function.
17417 (predicate_mem_writes): Use it.
17419 2016-04-20 Richard Biener <rguenther@suse.de>
17421 PR tree-optimization/70726
17422 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17423 shift amounts from a pattern stmt operand.
17425 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17428 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17429 stack_restore_from_fpr pattern when restoring r15.
17430 (s390_optimize_prologue): Strip away the memory barrier in the
17431 parallel when trying to get rid of restore insns.
17432 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17433 definition for loading the stack pointer from an FPR. Compared to
17434 the normal move insn this pattern includes a full memory barrier.
17436 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17438 PR middle-end/70680
17439 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17440 implicitly linear or lastprivate iterator on the outer context.
17442 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17444 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17446 * config/i386/i386.md (ssememalign): Removed.
17447 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17449 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17452 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17453 const short * to __builtin_ia32_loaddquhi512_mask.
17454 (_mm512_maskz_loadu_epi16): Likewise.
17455 (_mm512_mask_storeu_epi16): Pass short * to
17456 __builtin_ia32_storedquhi512_mask.
17457 (_mm512_mask_loadu_epi8): Pass const char * to
17458 __builtin_ia32_loaddquqi512_mask.
17459 (_mm512_maskz_loadu_epi8): Likewise.
17460 (_mm512_mask_storeu_epi8): Pass char * to
17461 __builtin_ia32_storedquqi512_mask.
17462 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17463 const double * to __builtin_ia32_loadupd512_mask.
17464 (_mm512_mask_loadu_pd): Likewise.
17465 (_mm512_maskz_loadu_pd): Likewise.
17466 (_mm512_storeu_pd): Pass double * to
17467 __builtin_ia32_storeupd512_mask.
17468 (_mm512_mask_storeu_pd): Likewise.
17469 (_mm512_loadu_ps): Pass const float * to
17470 __builtin_ia32_loadups512_mask.
17471 (_mm512_mask_loadu_ps): Likewise.
17472 (_mm512_maskz_loadu_ps): Likewise.
17473 (_mm512_storeu_ps): Pass float * to
17474 __builtin_ia32_storeups512_mask.
17475 (_mm512_mask_storeu_ps): Likewise.
17476 (_mm512_mask_loadu_epi64): Pass const long long * to
17477 __builtin_ia32_loaddqudi512_mask.
17478 (_mm512_maskz_loadu_epi64): Likewise.
17479 (_mm512_mask_storeu_epi64): Pass long long *
17480 to __builtin_ia32_storedqudi512_mask.
17481 (_mm512_loadu_si512): Pass const int * to
17482 __builtin_ia32_loaddqusi512_mask.
17483 (_mm512_mask_loadu_epi32): Likewise.
17484 (_mm512_maskz_loadu_epi32): Likewise.
17485 (_mm512_storeu_si512): Pass int * to
17486 __builtin_ia32_storedqusi512_mask.
17487 (_mm512_mask_storeu_epi32): Likewise.
17488 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17489 char * to __builtin_ia32_storedquqi256_mask.
17490 (_mm_mask_storeu_epi8): Likewise.
17491 (_mm256_mask_loadu_epi16): Pass const short * to
17492 __builtin_ia32_loaddquhi256_mask.
17493 (_mm256_maskz_loadu_epi16): Likewise.
17494 (_mm_mask_loadu_epi16): Pass const short * to
17495 __builtin_ia32_loaddquhi128_mask.
17496 (_mm_maskz_loadu_epi16): Likewise.
17497 (_mm256_mask_loadu_epi8): Pass const char * to
17498 __builtin_ia32_loaddquqi256_mask.
17499 (_mm256_maskz_loadu_epi8): Likewise.
17500 (_mm_mask_loadu_epi8): Pass const char * to
17501 __builtin_ia32_loaddquqi128_mask.
17502 (_mm_maskz_loadu_epi8): Likewise.
17503 (_mm256_mask_storeu_epi16): Pass short * to.
17504 __builtin_ia32_storedquhi256_mask.
17505 (_mm_mask_storeu_epi16): Pass short * to.
17506 __builtin_ia32_storedquhi128_mask.
17507 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17508 const double * to __builtin_ia32_loadupd256_mask.
17509 (_mm256_maskz_loadu_pd): Likewise.
17510 (_mm_mask_loadu_pd): Pass onst double * to
17511 __builtin_ia32_loadupd128_mask.
17512 (_mm_maskz_loadu_pd): Likewise.
17513 (_mm256_mask_storeu_pd): Pass double * to
17514 __builtin_ia32_storeupd256_mask.
17515 (_mm_mask_storeu_pd): Pass double * to
17516 __builtin_ia32_storeupd128_mask.
17517 (_mm256_mask_loadu_ps): Pass const float * to
17518 __builtin_ia32_loadups256_mask.
17519 (_mm256_maskz_loadu_ps): Likewise.
17520 (_mm_mask_loadu_ps): Pass const float * to
17521 __builtin_ia32_loadups128_mask.
17522 (_mm_maskz_loadu_ps): Likewise.
17523 (_mm256_mask_storeu_ps): Pass float * to
17524 __builtin_ia32_storeups256_mask.
17525 (_mm_mask_storeu_ps): ass float * to
17526 __builtin_ia32_storeups128_mask.
17527 (_mm256_mask_loadu_epi64): Pass const long long * to
17528 __builtin_ia32_loaddqudi256_mask.
17529 (_mm256_maskz_loadu_epi64): Likewise.
17530 (_mm_mask_loadu_epi64): Pass const long long * to
17531 __builtin_ia32_loaddqudi128_mask.
17532 (_mm_maskz_loadu_epi64): Likewise.
17533 (_mm256_mask_storeu_epi64): Pass long long * to
17534 __builtin_ia32_storedqudi256_mask.
17535 (_mm_mask_storeu_epi64): Pass long long * to
17536 __builtin_ia32_storedqudi128_mask.
17537 (_mm256_mask_loadu_epi32): Pass const int * to
17538 __builtin_ia32_loaddqusi256_mask.
17539 (_mm256_maskz_loadu_epi32): Likewise.
17540 (_mm_mask_loadu_epi32): Pass const int * to
17541 __builtin_ia32_loaddqusi128_mask.
17542 (_mm_maskz_loadu_epi32): Likewise.
17543 (_mm256_mask_storeu_epi32): Pass int * to
17544 __builtin_ia32_storedqusi256_mask.
17545 (_mm_mask_storeu_epi32): Pass int * to
17546 __builtin_ia32_storedqusi128_mask.
17547 * config/i386/i386-builtin-types.def (PCSHORT): New.
17548 (PINT64): Likewise.
17549 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17550 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17551 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17552 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17553 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17554 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17555 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17556 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17557 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17558 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17559 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17560 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17561 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17562 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17563 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17564 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17565 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17566 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17567 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17568 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17569 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17570 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17571 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17572 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17573 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17574 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17575 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17576 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17577 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17578 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17579 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17580 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17581 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17582 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17583 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17584 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17585 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17586 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17587 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17588 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17589 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17590 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17591 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17592 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17593 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17594 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17595 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17596 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17597 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17599 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
17600 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
17602 (ix86_expand_vector_move_misalign): Likewise.
17603 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
17604 to scalar function prototype for unaligned load/store builtins.
17605 (ix86_expand_special_args_builtin): Updated.
17606 * config/i386/sse.md (UNSPEC_LOADU): Removed.
17607 (UNSPEC_STOREU): Likewise.
17608 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
17609 (VI_ULOADSTORE_F_AVX512VL): Likewise.
17610 (ssescalarsize): Handle V4TI, V2TI and V1TI.
17611 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17612 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17613 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
17614 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
17615 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
17616 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
17617 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
17618 (<avx512>_storedqu<mode>_mask): Likewise.
17619 (*sse4_2_pcmpestr_unaligned): Likewise.
17620 (*sse4_2_pcmpistr_unaligned): Likewise.
17621 (*mov<mode>_internal): Renamed to ...
17622 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
17623 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
17624 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
17625 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
17627 2016-04-19 Richard Biener <rguenther@suse.de>
17629 PR tree-optimization/70171
17630 * tree-ssa-phiprop.c: Include stor-layout.h.
17631 (phiprop_insert_phi): Handle the aggregate copy case.
17632 (propagate_with_phi): Likewise.
17634 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
17636 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
17637 instead of simplify_gen_subreg (... , 0).
17638 (ix86_delegitimize_address): Ditto.
17639 (ix86_split_divmod): Ditto.
17640 (ix86_split_copysign_const): Ditto.
17641 (ix86_split_copysign_var): Ditto.
17642 (ix86_expand_args_builtin): Ditto.
17643 (ix86_expand_round_builtin): Ditto.
17644 (ix86_expand_special_args_builtin): Ditto.
17645 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
17646 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
17647 (udivmodqi4): Ditto.
17648 (absneg splitters): Ditto.
17649 (*jcc_bt<mode>_1): Ditto.
17651 2016-04-19 Richard Biener <rguenther@suse.de>
17653 PR tree-optimization/70724
17654 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
17655 restoring out from ...
17656 (free_scc_vn): ... here.
17657 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
17658 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
17660 (pass_fre::execute): Restore SSA info.
17662 2016-04-19 Richard Biener <rguenther@suse.de>
17664 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
17665 * gimple-walk.c (walk_gimple_op): Initialize it.
17666 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
17667 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
17668 remapping SSA names of defs.
17669 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
17672 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
17674 PR middle-end/70689
17675 * lra-constraints.c (equiv_substition_p): New.
17676 (process_alt_operands): Use it.
17677 (swap_operands): Swap it.
17678 (curr_insn_transform): Update it.
17680 2016-04-18 Michael Matz <matz@suse.de>
17682 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
17683 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
17684 * tree-core.h (tree_type_common.align): Use bit-field.
17685 (tree_type_common.spare): New.
17686 (tree_decl_common.off_align): Make smaller.
17687 (tree_decl_common.align): Use bit-field.
17689 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
17690 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
17691 (scan_sharing_clauses): Ditto.
17692 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17693 (omp_finish_file): Ditto.
17694 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17695 (layout_decl): Ditto.
17696 (relayout_decl): Ditto.
17697 (finalize_record_size): Use SET_TYPE_ALIGN.
17698 (finalize_type_size): Ditto.
17699 (finish_builtin_struct): Ditto.
17700 (layout_type): Ditto.
17701 (initialize_sizetypes): Ditto.
17702 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
17703 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
17704 (lookup_field_for_decl): Use SET_DECL_ALIGN.
17705 (get_chain_field): Ditto.
17706 (get_trampoline_type): Ditto.
17707 (get_nl_goto_field): Ditto.
17708 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17710 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
17711 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
17712 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17713 (build_qualified_type): Use SET_TYPE_ALIGN.
17714 (build_aligned_type, build_range_type_1): Ditto.
17715 (build_atomic_base): Ditto.
17716 (build_common_tree_nodes): Ditto.
17717 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
17718 (expand_one_stack_var_at): Ditto.
17719 * coverage.c (build_var): Use SET_DECL_ALIGN.
17720 * except.c (init_eh): Ditto.
17721 * function.c (assign_parm_setup_block): Ditto.
17722 * symtab.c (increase_alignment_1): Ditto.
17723 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
17724 * tree-vect-stmts.c (ensure_base_align): Ditto.
17725 * varasm.c (align_variable): Ditto.
17726 (assemble_variable): Ditto.
17727 (build_constant_desc): Ditto.
17728 (output_constant_def_contents): Ditto.
17730 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
17731 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
17732 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
17733 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
17734 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
17736 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
17739 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
17740 replace %vmovsd with "%vmovq".
17741 (vec_concatv2df): Likewise.
17743 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
17745 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
17746 (*vec_extractv2si_0): Ditto.
17747 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
17748 (zero_extended_scalar_load_operand splitters): Ditto.
17749 (vec_extract splitters): Ditto.
17750 (*vec_extractv4si_0_zext): Ditto.
17751 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
17752 and lowpart_subreg.
17753 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
17754 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
17755 (*sse4_1_extractps): Use lowpart_subreg.
17756 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
17758 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17760 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
17762 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
17763 Mention Solaris 11 packaging changes.
17764 Update gas and gld requirements.
17765 Remove reference to pre-Solaris 10 bug.
17766 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
17768 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
17771 2016-04-17 Jan Hubicka <jh@suse.cz>
17773 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
17774 max_loop_iterations_int.
17776 2016-04-18 Richard Biener <rguenther@suse.de>
17778 PR tree-optimization/43434
17779 * tree-ssa-structalias.c (struct vls_data): New.
17780 (visit_loadstore): Handle all pointer-based accesses.
17781 (compute_dependence_clique): Compute a bitmap of restrict tags
17782 assigned bases and pass it to visit_loadstore.
17784 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17787 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17788 armv8.1-a and armv8.1-a+crc.
17790 2016-04-18 Richard Biener <rguenther@suse.de>
17792 PR tree-optimization/70701
17793 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17794 references after translating through a memcpy.
17796 2016-04-18 Richard Biener <rguenther@suse.de>
17798 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17799 (compute_antic): ... here. For partial antic use regular
17800 postorder and scrap iteration.
17801 (compute_partial_antic_aux): Remove unused return value.
17802 (init_pre): Do not allocate postorder.
17803 (fini_pre): Do not free postorder.
17805 2016-04-18 Richard Biener <rguenther@suse.de>
17807 PR middle-end/37870
17808 * expmed.c (extract_bit_field_1): Remove broken case
17809 using a wider MODE_INT mode.
17811 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17813 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17814 unless compiling with at least GCC-4.8.
17816 2016-04-17 Jan Hubicka <jh@suse.cz>
17819 * graphite.c (graphite_finalize): Update call to
17820 tree_estimate_probability.
17821 * predict.h (tree_estimate_probability): Update prototype.
17823 2016-04-17 Jan Hubicka <jh@suse.cz>
17825 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17826 (tree_estimate_probability): Likewise.
17827 (pass_profile::execute): Update.
17828 (report_predictor_hitrates): New function.
17829 * profile.c (compute_branch_probabilities): Use it.
17830 * predict.h (report_predictor_hitrates): Declare.
17832 2016-04-17 Jan Hubicka <jh@suse.cz>
17835 * cgraph.h (cgraph_node::set_const_flag,
17836 cgraph_node::set_pure_flag): Update prototype to return bool;
17838 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17839 of interposable symbol are interposable, too.
17840 (cgraph_set_const_flag_1): Rename to ...
17841 (set_const_flag_1): ... this one; change to self recursive function
17842 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17843 clearnig the flag in all variants and also virtual thunks of const
17844 functions are pure; track if any change was done.
17845 (cgraph_node::set_const_flag): Update.
17846 (struct set_pure_flag_info): New struct.
17847 (cgraph_set_pure_flag_1): Rename to ...
17848 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17849 rather than pointer encoded flags; track if any changes was done;
17850 handle correctly clearning flag and setting flag of aliases already
17852 (cgraph_node::set_pure_flag): Update.
17853 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17855 2016-04-17 Tom de Vries <tom@codesourcery.com>
17858 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17859 backslash in label.
17861 2016-04-17 Tom de Vries <tom@codesourcery.com>
17863 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17864 '{}<> ' as escape-for-record.
17866 2016-04-17 Tom de Vries <tom@codesourcery.com>
17868 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17871 2016-04-17 Tom de Vries <tom@codesourcery.com>
17874 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17875 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17876 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17877 * passes.c (finish_optimization_passes): Only call
17878 finish_graph_dump_file if dfi->graph_dump_initialized.
17879 (execute_function_dump, pass_init_dump_file): Use
17880 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17882 2016-04-17 Tom de Vries <tom@codesourcery.com>
17884 PR tree-optimization/70256
17885 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17886 (debug_varmap): New function.
17888 2016-04-17 Tom de Vries <tom@codesourcery.com>
17891 * passes.c (pass_manager::register_pass): Propagate pflags.
17893 2016-04-17 Tom de Vries <tom@codesourcery.com>
17896 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17897 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17898 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17899 check if it's equal to p_start.
17900 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17902 2016-04-15 Jan Hubicka <jh@suse.cz>
17905 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17906 function does not bind to current def.
17907 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17908 handle conservatively calls to functions that does not need to bind
17910 (check_call): Update call of worse_state.
17911 (ignore_edge_for_nothrow): Update.
17912 (ignore_edge_for_pure_const): Likewise.
17913 (propagate_pure_const): Update calls to worse_state.
17914 (skip_function_for_local_pure_const): Reformat comments.
17916 2016-04-15 Jan Hubicka <jh@suse.cz>
17919 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17920 (cgraph_node::function_symbol): Likewise.
17921 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17922 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17923 (symtab_node::ultimate_alias_target): Add REF parameter.
17924 (symtab_node::binds_to_current_def_p): Declare.
17925 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17926 (cgraph_node::function_symbol): Likewise.
17927 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17928 (cgraph_node::get_availability): Likewise.
17929 (cgraph_edge::binds_to_current_def_p): New inline function.
17930 (varpool_node::get_availability): Add REF parameter.
17931 (varpool_node::ultimate_alias_target): Likewise.
17932 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17933 (symtab_node::binds_to_current_def_p): Likewise.
17934 * varpool.c (varpool_node::get_availability): Likewise.
17936 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17939 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17940 Fix mode size check.
17942 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17944 * BASE-VER: Set to 7.0.0.
17946 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17948 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17950 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17952 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17953 architecture revisions.
17955 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17957 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17958 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17959 * config/i386/i386.md (stack decrement to push peepholes): Guard
17960 with !x86_using_red_zone ().
17962 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17965 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17966 to dump_generic_node.
17967 (NIY): Pass also flags to do_niy.
17969 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17971 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17972 (simd_clone_vector_of_formal_parm_types)
17973 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17974 (simd_clone_mangle, simd_clone_create)
17975 (simd_clone_adjust_return_type, create_tmp_simd_array)
17976 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17977 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17978 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17979 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17980 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17981 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17982 * omp-simd-clone.c: ... this new file.
17983 (simd_clone_vector_of_formal_parm_types): Make it static.
17984 * Makefile.in (OBJS): Add omp-simd-clone.o.
17986 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17989 * config/i386/sse.md: Use proper memory operand modifiers.
17992 2016-04-15 Richard Biener <rguenther@suse.de>
17993 Alan Modra <amodra@gmail.com>
17995 PR tree-optimization/70130
17996 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17997 when alignment stays not the same and no not use the realign
18000 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18003 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18004 direct move handlers for KFmode. Change TFmode handlers test from
18005 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18007 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18010 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18011 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18012 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18013 * tree-ssa-live.c (remove_unused_scope_block_p): When
18014 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18015 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18016 block_ultimate_origin is FUNCTION_DECL.
18017 (remove_unused_locals): If current_function_decl is
18018 polymorphic_ctor_dtor_p, pass initial true to
18019 remove_unused_scope_block_p' is_ctor_dtor_block.
18021 2016-04-14 Martin Sebor <msebor@redhat.com>
18026 * doc/extend.texi (Variable Length): Revert.
18028 2016-04-14 Marek Polacek <polacek@redhat.com>
18029 Jan Hubicka <hubicka@ucw.cz>
18032 * tree.c (verify_type): Disable the canonical type of main variant
18035 2016-04-14 Jason Merrill <jason@redhat.com>
18037 * cfgexpand.c, expr.c: Revert previous change.
18039 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
18041 PR middle-end/70643
18042 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
18043 when building a mem ref for the incoming reduction variable.
18045 2016-04-14 Richard Biener <rguenther@suse.de>
18047 PR tree-optimization/70614
18048 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
18049 loop if the evolution dropped to chrec_dont_know.
18050 (interpret_condition_phi): Likewise.
18052 2016-04-14 Richard Biener <rguenther@suse.de>
18054 PR tree-optimization/70623
18055 * tree-ssa-pre.c (changed_blocks): Make global ...
18056 (compute_antic): ... local here. Move and fix worklist
18057 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
18058 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
18059 worklist handling, dump when ANTIC_IN changed.
18060 (compute_partial_antic_aux): Remove worklist handling.
18061 (init_pre): Do not compute post dominators. Add a comment about
18062 the CFG order chosen.
18063 (fini_pre): Do not free post dominators.
18065 2016-04-13 Martin Sebor <msebor@redhat.com>
18070 * doc/extend.texi (Variable Length): Document C++ specifics.
18072 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18075 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
18076 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
18077 eh edges have been purged.
18080 * tree-sra.c (create_access_replacement,
18081 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
18083 * tree-pretty-print.c (dump_fancy_name): New function.
18084 (dump_decl_name, dump_generic_node): Use it.
18086 2016-04-13 Jason Merrill <jason@redhat.com>
18088 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
18089 * expr.c (expand_expr_real_1): Likewise.
18091 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
18093 * config/i386/i386.md (kunpckhi): Swap operands.
18094 (kunpcksi): Likewise.
18095 (kunpckdi): Likewise.
18096 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
18097 (vec_pack_trunc_<mode>): Likewise.
18099 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18102 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
18104 PR middle-end/70633
18105 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
18106 gimplification turns some element into non-constant.
18109 * rtl.h (convert_memory_address_addr_space_1): New prototype.
18110 * explow.c (convert_memory_address_addr_space_1): No longer static,
18111 add NO_EMIT argument and don't call convert_modes if true, pass
18112 it down recursively, remove break after return.
18113 (convert_memory_address_addr_space): Adjust caller.
18114 * simplify-rtx.c (simplify_unary_operation_1): Call
18115 convert_memory_address_addr_space_1 instead of convert_memory_address,
18116 if it returns NULL, don't simplify.
18118 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
18121 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
18123 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18125 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18126 Bump the upper SIMDLEN limits, so that if the return type or
18127 characteristic type if the return type is void can be passed in
18128 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
18131 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18134 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
18135 Do not use "=" constraint on an input constraint.
18136 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
18137 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
18138 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
18139 generates (neg (abs ...)) instead of (abs ...).
18141 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18143 PR rtl-optimization/70596
18144 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
18145 just invalidate LRA data and reset them. Adjust dump wording.
18147 2016-04-12 Martin Liska <mliska@suse.cz>
18150 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18152 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18154 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18155 max_loop_iterations_int.
18156 (tree_unswitch_outer_loop): Likewise.
18157 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18158 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18160 2016-04-12 Tom de Vries <tom@codesourcery.com>
18162 PR tree-optimization/68756
18163 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
18164 instead of new_name.
18166 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18168 PR tree-optimization/70602
18169 * tree-sra.c (generate_subtree_copies): Don't write anything into
18170 constant pool decls.
18172 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
18173 regardless whether there are depend clauses or not.
18175 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18178 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
18179 target attribute and pragma from changing the -mfloat128
18180 and -mfloat128-hardware options.
18182 * doc/extend.texi (Additional Floating Types): Document PowerPC
18183 __float128 restrictions.
18185 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18188 * config/aarch64/driver-aarch64.c
18189 (aarch64_get_extension_string_for_isa_flags): New.
18190 (arch_extension): Rename to...
18191 (aarch64_arch_extension): ...This.
18192 (ext_to_feat_string): Rename to...
18193 (aarch64_extensions): ...This.
18194 (aarch64_core_data): Keep track of architecture extension flags.
18195 (cpu_data): Rename to...
18196 (aarch64_cpu_data): ...This.
18197 (aarch64_arch_driver_info): Keep track of architecture extension
18199 (get_arch_name_from_id): Rename to...
18200 (get_arch_from_id): ...This, change return type.
18201 (host_detect_local_cpu): Update and reformat for renames, handle
18202 extensions through common infrastructure.
18204 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18207 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
18208 track of a canonical flag name.
18209 (all_extensions): Likewise.
18210 (arch_to_arch_name): Also track extension flags enabled by the arch.
18211 (all_architectures): Likewise.
18212 (aarch64_parse_extension): Move to here.
18213 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
18215 (aarch64_rewrite_selected_cpu): Update for above change.
18216 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
18217 are handled, such that the single explicit value enabled by an
18218 extension is kept seperate from the implicit values it also enables.
18219 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
18221 (aarch64_parse_extension): New.
18222 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
18223 here to config/aarch64/aarch64-protos.h.
18224 (aarch64_parse_extension): Move from here to
18225 common/config/aarch64/aarch64-common.c.
18226 (aarch64_option_print): Update.
18227 (aarch64_declare_function_name): Likewise.
18228 (aarch64_start_file): Likewise.
18229 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
18230 the canonical flag for extensions.
18231 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18234 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18236 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18239 2016-04-09 Tom de Vries <tom@codesourcery.com>
18241 PR tree-optimization/68953
18242 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18243 first to last subscript.
18245 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18247 PR tree-optimization/70586
18248 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18251 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18255 PR tree-optimization/70373
18256 PR middle-end/70533
18257 PR middle-end/70534
18258 PR middle-end/70535
18259 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18260 clauses for acc parallel reductions as necessary. Error on those
18262 * omp-low.c (scan_sharing_clauses): Don't install variables which
18263 are used in acc parallel reductions.
18264 (lower_rec_input_clauses): Remove dead code.
18265 (lower_oacc_reductions): Add support for reference reductions.
18266 (lower_reduction_clauses): Remove dead code.
18267 (lower_omp_target): Don't remap variables appearing in acc parallel
18269 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18271 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18273 PR middle-end/70593
18274 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18275 with multiple SSA_NAME defs, force the outputs other than first
18276 to be live before calling live_track_process_def on each output.
18278 PR rtl-optimization/70574
18279 * fwprop.c (forward_propagate_and_simplify): Don't add
18280 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18281 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18282 paradoxical subregs within *loc.
18284 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18286 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18287 -ftree-parallelize-loops={0,1}.
18288 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18289 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18290 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18291 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18292 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18294 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18297 * asan.c (instrument_derefs): If we get unknown location, extract it
18298 with EXPR_LOCATION.
18299 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18301 2016-04-08 Tom de Vries <tom@codesourcery.com>
18303 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18304 implicit firstprivate clause.
18306 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18309 * config/arm/thumb2.md (tst + branch-> lsls + branch
18310 peephole below *orsi_not_shiftsi_si): Require that condition
18311 register is dead after the peephole.
18312 (second peephole after the above): Likewise.
18314 2016-04-08 Alan Modra <amodra@gmail.com>
18317 * builtins.c (fold_builtin_classify): For IBM extended precision,
18318 look at just the high-order double to test for NaN.
18319 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18320 test just the high double for Inf but both doubles for subnormal
18323 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18325 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18326 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18327 node->simdclone->mask_mode != VOIDmode masks.
18328 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18329 earlier, use it instead of node->simdclone.
18330 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18331 Set clonei->mask_mode.
18333 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18336 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18337 Pass it through to cp_parser_already_scoped_statement.
18338 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18339 it through to cp_parser_statement.
18340 (cp_parser_statement): Pass IF_P through to
18341 cp_parser_iteration_statement.
18342 (cp_parser_pragma): Adjust call to
18343 cp_parser_iteration_statement.
18345 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18348 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18349 resolve a future -Wparentheses warning.
18350 * omp-low.c (scan_sharing_clauses): Likewise.
18351 * tree-parloops.c (eliminate_local_variables): Likewise.
18353 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18355 PR rtl-optimization/70398
18356 * lra-constraints.c (process_address_1): Check zero scale and code
18357 for reloading with zero scale.
18359 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18361 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18362 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18364 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18366 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18367 Add support for AVX512F clones, include them by default for
18368 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18369 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18372 PR middle-end/70550
18373 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18374 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18375 firstprivate clauses.
18376 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18377 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18378 (lower_omp_target): Set TREE_NO_WARNING for
18379 non-addressable possibly uninitialized vars which are copied into
18380 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18382 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18384 * config/pa/predicates.md (integer_store_memory_operand): Accept
18385 REG+D operands with a large offset when reload_in_progress is true.
18386 (floating_point_store_memory_operand): Likewise.
18388 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18391 * match.pd (nested int casts): Limit to GIMPLE.
18393 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18396 * ipa-devirt.c (maybe_record_node): Fix comment; use
18397 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18399 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18401 PR rtl-optimization/70542
18402 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18403 if there are any uses other than insn or debug insns.
18405 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18406 Jakub Jelinek <jakub@redhat.com>
18408 PR tree-optimization/70509
18409 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18410 Shift HOST_WIDE_INT_1U instead of 1.
18412 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18414 PR tree-optimization/70509
18415 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18416 of the vector base type for index.
18418 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18421 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18423 2016-04-05 Richard Biener <rguenther@suse.de>
18425 PR tree-optimization/70526
18426 * tree-sra.c (build_ref_for_offset): Use prev_base to
18427 extract the alias pointer type.
18429 2016-04-05 Richard Biener <rguenther@suse.de>
18431 * dse.c (struct store_info): Remove alias_set member.
18432 (struct read_info_type): Likewise.
18433 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18434 spill_deleted, clear_alias_set_lookup): Remove.
18435 (get_group_info): Remove dead base == NULL_RTX case.
18436 (dse_step0): Remove initialization of removed variables.
18437 (delete_dead_store_insn): Reomve alias set dumping.
18438 (free_read_records): Remove alias_set handling.
18439 (canon_address): Remove alias_set_out parameter.
18440 (record_store): Remove spill_alias_set, it's always zero.
18441 (check_mem_read_rtx): Likewise.
18442 (dse_step2): Rename from ...
18443 (dse_step2_nospill): ... this. Adjust.
18444 (scan_stores): Rename from ...
18445 (scan_stores_nospill): ... this.
18446 (scan_reads): Rename from ...
18447 (scan_reads_nospill): ... this.
18448 (scan_stores_spill, scan_reads_spill): Remove.
18449 (dse_step3_scan): Remove for_spills argument which is always false.
18450 (dse_step3): Likewise.
18451 (dse_step5): Rename from ...
18452 (dse_step5_nospill): ... this. Remove alias_set handling.
18453 (rest_of_handle_dse): Adjust.
18455 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18458 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18459 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18460 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18461 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18463 2016-04-05 Richard Biener <rguenther@suse.de>
18465 PR middle-end/70499
18466 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18467 non-register type temporaries into SSA.
18469 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18472 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18473 calls when sanitizing.
18474 (possible_polymorphic_call_target_p): Fix formatting.
18476 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18477 Jakub Jelinek <jakub@redhat.com>
18479 PR middle-end/70457
18480 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18481 to ensure a call statement is compatible with a built-in's
18483 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18486 2016-04-04 Richard Biener <rguenther@suse.de>
18488 PR rtl-optimization/70484
18489 * rtl.h (canon_output_dependence): Declare.
18490 * alias.c (canon_output_dependence): New function.
18491 * dse.c (record_store): Use canon_output_dependence rather
18492 than canon_true_dependence.
18494 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18497 * cgraph.h (symtab_node::copy_visibility_from): New function.
18498 * symtab.c (symtab_node::copy_visibility_from): New function.
18499 * ipa-visibility.c (optimize_weakref): New function.
18500 (function_and_variable_visibility): Use it.
18502 2016-04-04 Martin Liska <mliska@suse.cz>
18505 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18506 value that is really in range handled by SBR instruction.
18507 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18508 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18509 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18511 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18515 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18516 set, but not for SP_REG operands.
18518 2016-04-02 Martin Sebor <msebor@redhat.com>
18521 * fold-const.c (maybe_nonzero_address): New function.
18522 (fold_comparison): Call it. Fold equality and relational
18523 expressions involving null pointers.
18524 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18526 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18528 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18529 the "Y" constraint (scalar FP 0.0 immediate).
18531 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18532 Add the "const_double" to the list of operand constraints.
18534 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18536 PR rtl-optimization/70467
18537 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18538 If low word of the last operand is 0, just emit addition/subtraction
18541 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18544 * config/s390/s390.c (s390_expand_insv): Check for everything
18545 constant instead of just VOIDmode stuff.
18547 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18550 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18552 2016-04-01 Nathan Sidwell <nathan@acm.org>
18554 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18556 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18558 PR rtl-optimization/70461
18559 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18562 2016-03-31 Martin Liska <mliska@suse.cz>
18565 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18566 a tree value or an immediate integer value to a buffer
18567 that is eventually copied to a BRIG section.
18568 (emit_immediate_operand): Call the function here.
18569 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18570 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18571 of class' fields that are removed.
18572 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18573 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18574 m_brig_repr_size fields.
18576 2016-03-31 Martin Liska <mliska@suse.cz>
18579 * hsa-gen.c (hsa_function_representation::update_dominance): New
18581 (convert_addr_to_flat_segment): Likewise.
18582 (gen_hsa_memory_set): New alignment argument.
18583 (gen_hsa_ctor_assignment): Likewise.
18584 (gen_hsa_insns_for_single_assignment): Provide alignment
18585 to gen_hsa_ctor_assignment.
18586 (gen_hsa_insns_for_direct_call): Add new argument.
18587 (expand_lhs_of_string_op): New function.
18588 (expand_string_operation_builtin): Likewise.
18589 (expand_memory_copy): New function.
18590 (expand_memory_set): New function.
18591 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18592 (convert_switch_statements): Change signature.
18593 (generate_hsa): Use a return value of the function.
18594 (pass_gen_hsail::execute): Do not call
18595 convert_switch_statements here.
18596 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18597 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18598 (hsa_function_representation::update_dominance): New function.
18600 2016-03-31 Martin Liska <mliska@suse.cz>
18603 * hsa-brig.c (emit_directive_variable): Emit alignment
18604 according to hsa_symbol::m_align.
18605 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
18606 (dump_hsa_symbol): Dump alignment of HSA symbols.
18607 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
18608 (gen_hsa_addr_with_align): New function.
18609 (hsa_bitmemref_alignment): Use newly added function.
18610 (gen_hsa_insns_for_load): Likewise.
18611 (gen_hsa_insns_for_store): Likewise.
18612 (gen_hsa_memory_copy): New argument added.
18613 (gen_hsa_insns_for_single_assignment): Respect
18614 alignment for assignments processed via gen_hsa_memory_copy.
18615 (gen_hsa_insns_for_direct_call): Likewise.
18616 (gen_hsa_insns_for_return): Likewise.
18617 (gen_function_def_parameters): Set default alignment.
18618 * hsa.c (hsa_object_alignment): New function.
18619 (hsa_byte_alignment): Pasted function.
18620 * hsa.h (hsa_symbol::m_align): New field.
18622 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18624 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
18625 scratch field for goto case.
18627 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
18629 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
18631 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
18634 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
18635 (scalar_chain::convert_insn): Call convert_op for reg
18636 moves to handle undefined registers.
18638 2016-03-31 Nathan Sidwell <nathan@acm.org>
18641 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
18642 Assert we don't want to move backwards.
18644 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
18647 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
18649 2016-03-31 Jakub Jelinek <jakub@redhat.com>
18651 PR rtl-optimization/70460
18652 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
18653 with operand from REG_LABEL_OPERAND, instead substitute
18654 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
18655 Don't do anything for REG_NON_LOCAL_GOTO jumps.
18657 2016-03-31 Martin Liska <mliska@suse.cz>
18659 * passes.c (execute_one_pass): Do not call
18660 todo_after for a discarded function.
18662 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18664 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
18665 (no_cost, infinite_cost): Initialize the new field.
18666 (get_computation_cost_at): Record setup cost.
18667 (determine_use_iv_cost_address): Skip cost computation for sub
18668 uses if we can estimate it without losing accuracy.
18670 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18672 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18674 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18675 max_loop_iterations_int.
18676 (tree_unswitch_outer_loop): Likewise.
18677 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18678 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18680 2016-03-30 Richard Biener <rguenther@suse.de>
18682 PR middle-end/70450
18683 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
18685 2016-03-30 Jakub Jelinek <jakub@redhat.com>
18688 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
18689 in gen_blendm expander.
18691 2016-03-30 Nick Clifton <nickc@redhat.com>
18694 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
18695 case where we are already provided with an SImode SUBREG.
18697 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
18700 * config/i386/i386.c (ix86_expand_epilogue): Properly check
18701 conflict between DRAP register and __builtin_eh_return.
18703 2016-03-30 Michael Matz <matz@suse.de>
18704 Richard Biener <rguenther@suse.de>
18707 * ipa-polymorphic-call.c (struct type_change_info): Change
18708 speculative to an unsigned allowing to limit the work we do.
18709 (csftc_abort_walking_p): New inline function..
18710 (check_stmt_for_type_change): Limit the number of may-defs
18711 skipped for speculative devirtualization to
18712 max-speculative-devirt-maydefs.
18713 * params.def (max-speculative-devirt-maydefs): New param.
18714 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
18716 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
18719 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
18722 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
18724 PR tree-optimization/59124
18725 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
18726 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
18728 2016-03-29 Jeff Law <law@redhat.com>
18730 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
18732 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18734 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
18737 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
18739 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
18740 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
18741 gcrt0.o if linking dynamically.
18743 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18746 * ipa-devirt.c (methods_equal_p): New function.
18747 (compare_virtual_tables): Use it.
18748 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
18749 * cgraphclones.c (clone_function_name_1): Use
18750 symbol_table::symbol_suffix_separator.
18751 * coverage.c (build_var): Likewise.
18752 * symtab.c (symbol_table::symbol_suffix_separator): New.
18754 2016-03-29 Jakub Jelinek <jakub@redhat.com>
18756 PR rtl-optimization/70429
18757 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
18758 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
18759 mode != result_mode.
18762 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
18764 PR tree-optimization/70405
18765 * ssa-iterators.h (num_imm_uses): Add missing braces.
18767 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
18769 PR rtl-optimization/68695
18770 * ira-color.c (allocno_copy_cost_saving): New.
18771 (improve_allocation): Use it.
18773 2016-03-29 Richard Henderson <rth@redhat.com>
18775 PR middle-end/70355
18776 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
18778 2016-03-29 Richard Biener <rguenther@suse.de>
18780 PR middle-end/70424
18781 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18782 use alignment returned by get_pointer_alignment_1 if it is
18783 bigger than BITS_PER_UNIT.
18784 * builtins.c (get_pointer_alignment_1): Do not return true
18785 for alignment extracted from SSA info.
18787 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18789 * config/ft32/ft32.opt (mnodiv): New.
18790 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18791 * doc/invoke.texi (FT32 Options -mnodiv): New.
18793 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18796 * config/i386/i386.md (define_split, andn): Fix modes.
18798 2016-03-26 Richard Biener <rguenther@suse.de>
18799 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18802 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18804 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18805 as 2nd argument to cl_optimization_restore().
18807 2016-03-25 Richard Henderson <rth@redhat.com>
18810 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18811 * config/aarch64/aarch64-protos.h: Declare it.
18812 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18814 2016-03-25 Alan Modra <amodra@gmail.com>
18817 * config/rs6000/constraints.md (j): Simplify.
18818 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18820 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18821 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18822 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18823 in all constraint alternatives.
18824 (movtd_64bit_nodm): Delete "j" constraint alternative.
18826 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18828 * tree-ssa-propagate.c: Enhance docs for
18829 SSA_PROP_NOT_INTERESTING.
18831 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18833 * doc/extend.texi: Fix typo in documentation to pure attribute.
18835 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18838 * config/pa/pa.md (bswapdi2): Use a scratch register.
18840 2016-03-24 Richard Henderson <rth@redhat.com>
18842 PR middle-end/69845
18843 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18846 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18848 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18849 using ix86_expand_binary_operator instead of gen_andsi3.
18851 2016-03-24 Richard Biener <rguenther@suse.de>
18853 PR tree-optimization/70396
18854 * tree-vect-stmts.c (vectorizable_comparison): Use
18855 get_vectype_for_scalar_type.
18857 2016-03-24 Richard Biener <rguenther@suse.de>
18859 PR middle-end/70370
18860 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18861 with register bases.
18863 2016-03-24 Richard Biener <rguenther@suse.de>
18865 PR tree-optimization/70372
18866 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18867 build_all_ones_cst to also handle vector types correctly.
18869 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18872 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18875 2016-03-23 Marek Polacek <polacek@redhat.com>
18878 * doc/invoke.texi: Document -Wignored-attributes.
18880 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18882 PR tree-optimization/69042
18883 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18884 parameter from 30 to 40.
18886 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18888 PR tree-optimization/69042
18889 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18890 for use with constant offset stripped in base.
18892 2016-03-23 Richard Biener <rguenther@suse.de>
18894 PR middle-end/70251
18895 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18896 mode compatibility check.
18897 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18899 2016-03-23 Jeff Law <law@redhat.com>
18901 PR tree-optimization/64058
18902 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18904 (struct ssa_conflicts): Move up earlier in the file.
18905 (conflicts_, var_map_): New static variables.
18906 (initialize_conflict_count): New function to initialize the
18907 CONFLICT_COUNT field for each conflict pair.
18908 (compare_pairs): Lazily initialize the conflict count and use it
18909 as the first tie-breaker.
18910 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18911 and wipe conflicts_ and map_ around the call to qsort. Remove
18912 special case for 2 coalesce pairs.
18913 * bitmap.c (bitmap_count_unique_bits): New function.
18914 (bitmap_count_bits_in_word): New function, extracted from
18916 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18917 * bitmap.h (bitmap_count_unique_bits): Declare it.
18919 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18922 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18923 transparent alias chain for decl assembler name.
18924 * config/sol2.c (solaris_assemble_visibility): Likewise.
18926 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18928 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18930 (v10_fdivs): Likewise.
18931 (v10_fdivd): Likewise.
18933 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18936 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18937 to not call fclose twice on file.
18939 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18941 PR tree-optimization/70354
18942 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18943 oprnd0 is wider than oprnd1 and there is a cast from the wider
18944 type to oprnd1, mask it with the mask of the narrower type.
18947 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18948 Optimize TARGET_STV splitters, if high or low word of last argument
18951 2016-03-22 Jeff Law <law@redhat.com>
18954 tree-ssa-threadbackward.c
18955 (fsm_find_control_statement_thread_paths): Correctly distinguish
18956 between old style jump threads vs FSM jump threads.
18958 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18961 * config/i386/i386.c (scalar_chain::convert_op): Support
18962 uninitialized register usage case.
18964 2016-03-22 Richard Biener <rguenther@suse.de>
18966 PR middle-end/70251
18967 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18969 (capture::gen_transform): ... to change behavior when substituting
18970 a condition into cond or not-cond expr context.
18971 (dt_simplify::gen_1): Adjust.
18972 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18973 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18974 last change and instead change to
18975 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18976 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18978 2016-03-22 Anthony Green <green@moxielogic.com>
18980 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18981 issue for moxiebox targets.
18982 (CC1PLUS_SPEC): Ditto.
18984 2016-03-22 Richard Biener <rguenther@suse.de>
18986 PR middle-end/70333
18987 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18990 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18992 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18994 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18997 * config/i386/i386.c (def_builtin): Handle
18998 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19000 (const struct builtin_description bdesc_special_args[]):
19001 Remove duplicate ISA bits.
19003 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19006 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19007 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19008 in a way that works also for AVX512BW.
19011 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19012 instead of source if operands[1] is xmm16 and above and
19013 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19014 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19017 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19018 on assign if (*from_p) is a comparison, set it to
19019 TREE_NO_WARNING (*from_p).
19021 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19023 PR middle-end/70326
19024 * lra.c (restore_scratches): Ignore deleted insns.
19026 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19027 Jakub Jelinek <jakub@redhat.com>
19029 PR tree-optimization/70317
19030 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19033 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
19036 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
19037 of ix86_expand_move.
19039 (movti): Use general_operand for operand 1 predicate.
19041 2016-03-21 Martin Liska <mliska@suse.cz>
19043 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
19045 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
19047 2016-03-21 Martin Liska <mliska@suse.cz>
19050 * ipa-icf.c (sem_function::parse): Skip static
19051 constructors and destructors.
19053 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19056 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
19057 function-like macro, peek following token(s) if it is followed
19058 by CPP_OPEN_PAREN token with optional padding in between, and
19059 if not, don't treat it like a macro.
19061 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
19062 Alexander Monakov <amonakov@ispras.ru>
19064 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
19065 for the stabs debug format.
19067 2016-03-21 Richard Biener <rguenther@suse.de>
19069 PR tree-optimization/70310
19070 * tree-vect-generic.c (expand_vector_condition): Fold the built
19073 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
19076 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
19077 Block third alternative for AVX-512VL target,
19079 2016-03-21 Martin Liska <mliska@suse.cz>
19082 * hsa-brig.c (emit_function_directives): Mark unemitted
19083 global variables for emission.
19084 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
19085 (get_symbol_for_decl): Likewise.
19086 * hsa.h (struct hsa_symbol): New flag.
19088 2016-03-21 Richard Biener <rguenther@suse.de>
19090 PR tree-optimization/70288
19091 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
19092 we do not estimate unsimplified all-constant conditionals or
19093 switches as optimized away.
19095 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
19097 PR rtl-optimization/69102
19098 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
19099 when we have a readonly dependency context.
19101 2016-03-18 Jeff Law <law@redhat.com>
19103 PR rtl-optimization/70263
19104 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
19105 (update_equiv_regs): When trying to move a store to after the insn
19106 that sets the source of the store, make sure the store occurs after
19107 the insn that sets the source of the store. When successful note
19108 the REG_EQUIV note created in the dump file.
19110 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
19111 Bernd Schmidt <bschmidt@redhat.com>
19113 * doc/extend.texi: Document more potential problems with basic asms.
19115 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
19117 PR rtl-optimization/70278
19118 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
19121 2016-03-18 Jason Merrill <jason@redhat.com>
19123 * calls.c (load_register_parameters): Fix zero size sibcall logic.
19125 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
19127 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
19128 values to 128b regs.
19130 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
19132 PR tree-optimization/70252
19133 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
19134 boolean vector has a proper number of elements.
19135 (supportable_narrowing_operation): Likewise.
19137 2016-03-18 Tom de Vries <tom@codesourcery.com>
19140 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
19142 2016-03-18 Jakub Jelinek <jakub@redhat.com>
19144 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
19145 instead of replace_rtx for DEBUG_INSNs.
19147 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19149 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
19150 load type reservations.
19152 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
19155 * config/pa/constraints.md: Revert 2015-02-13 change. Use
19156 define_constraint for "Q" and "T" constraints.
19158 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
19160 Tweak the pipeline model for Exynos M1
19162 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
19165 2016-03-17 David Malcolm <dmalcolm@redhat.com>
19168 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
19169 where one or both locations aren't within a line_map.
19171 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
19174 * opts.c (finish_options): Don't set flag_pie to the default if
19175 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
19178 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
19180 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
19181 true as ALL_REGS argument to replace_rtx.
19183 2016-03-17 Richard Biener <rguenther@suse.de>
19186 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
19189 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19192 * rtl.h (replace_rtx): Add ALL_REGS argument.
19193 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
19194 equality and assert mode is the same, instead of just rtx pointer
19196 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
19197 true as ALL_REGS argument to replace_rtx.
19199 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
19201 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
19202 for boolean vector with vector mode only.
19203 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19205 2016-03-17 Nick Clifton <nickc@redhat.com>
19208 * config/rx/rx.c (rx_print_integer): Print negative constants in
19211 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19214 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
19216 2016-03-16 Richard Henderson <rth@redhat.com>
19217 Richard Biener <rguenth@suse.de>
19219 PR middle-end/70240
19220 PR middle-end/68215
19222 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
19223 first operand as is_gimple_condexpr.
19225 PR middle-end/70240
19226 PR middle-end/68215
19228 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
19229 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
19230 Do not gimplify the result.
19231 (do_unop): Adjust call to tree_vec_extract.
19232 (do_binop): Likewise.
19233 (do_compare): Likewise.
19234 (do_plus_minus): Likewise.
19235 (do_negate): Likewise.
19236 (expand_vector_condition): Likewise.
19237 (do_cond): Likewise.
19239 2016-03-16 Richard Henderson <rth@redhat.com>
19242 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19243 (aarch64_classify_address): Use it.
19244 (aarch64_legitimize_address): Force all subexpressions of PLUS
19245 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19247 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19248 Richard Biener <rguenth@suse.de>
19251 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19252 return to even if only REGNO is equal, and assert
19255 2016-03-11 Jeff Law <law@redhat.com>
19257 PR rtl-optimization/70224
19258 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19260 2016-03-16 Richard Henderson <rth@redhat.com>
19262 PR middle-end/70199
19263 * function.h (struct function): Add has_forced_label_in_static.
19264 * gimplify.c (force_labels_r): Set it.
19265 * lto-streamer-in.c (input_struct_function_base): Read it.
19266 * lto-streamer-out.c (output_struct_function_base): Write it.
19267 * tree-inline.c (has_label_address_in_static_1): Remove.
19268 (copy_forbidden): Remove fndecl parameter; test
19269 has_forced_label_in_static.
19270 (inline_forbidden_p): Update call to copy_forbidden.
19271 (tree_versionable_function_p): Likewise.
19272 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19273 (chkp_versioning): Likewise.
19274 * tree-inline.h (copy_forbidden): Update decl.
19276 2016-03-16 Marek Polacek <polacek@redhat.com>
19279 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19280 function being thunked if the result type doesn't have fixed size.
19281 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19282 doesn't have fixed size.
19284 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19286 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19287 reporting malformed loop nest.
19289 2016-03-16 Tom de Vries <tom@codesourcery.com>
19292 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19293 nodes.length () == 1 test to before first nodes[0] access.
19295 2016-03-16 Tom de Vries <tom@codesourcery.com>
19297 PR tree-optimization/68715
19298 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19299 single_pred_p test.
19301 2016-03-16 Tom de Vries <tom@codesourcery.com>
19303 PR tree-optimization/68809
19304 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19307 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19308 Sandra Loosemore <sandra@codesourcery.com>
19310 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19311 on leaf attribute. Mention ELF interposition problems.
19313 2016-03-16 Alan Modra <amodra@gmail.com>
19315 PR rtl-optimization/69195
19316 PR rtl-optimization/47992
19317 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19320 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19323 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19325 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19327 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19329 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19331 PR rtl-optimization/70222
19332 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19333 optimization if mode is different from result_mode, queue up masking
19334 of the result in outer_op. Formatting fix.
19336 PR middle-end/70239
19337 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19340 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19342 PR rtl-optimization/69032
19343 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19344 looping backwards over basic block insns.
19346 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19349 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19350 to non-speculative when propagating trap bits.
19352 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19354 PR rtl-optimization/63384
19355 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19356 DEBUG_INSN_P insns.
19358 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19361 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19362 factored out from ...
19363 (sched_analyze_insn): ... here.
19364 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19365 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19366 get_implicit_reg_pending_clobbers in it.
19367 (setup_id_reg_sets): Use setup_id_implicit_regs.
19368 (deps_init_id): Ditto.
19370 2016-03-15 Tom de Vries <tom@codesourcery.com>
19373 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19375 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19376 execute_function_dump.
19377 (execute_one_pass): Don't dump function if it will be dumped after ipa
19380 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19382 * genrecog.c (match_pattern_2): If pred is NULL don't call
19383 safe_predicate_mode on it.
19385 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19387 PR middle-end/70219
19388 * lra-constraints.c (delete_move_and_clobber): Change assertion
19389 to also allow dregno == 0.
19391 2016-03-14 Richard Henderson <rth@redhat.com>
19394 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19395 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19396 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19397 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19400 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19403 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19405 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19407 * lra-constraints.c (split_reg): For hard regs, try to find the
19408 biggest single-register mode used in the function.
19410 2016-03-14 Richard Biener <rguenther@suse.de>
19412 PR tree-optimization/56365
19413 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19414 constants to compare against.
19416 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19419 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19420 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19421 (define_split for the GPR case): Use int_reg_operand instead of
19422 gpc_reg_operand for the output.
19424 2016-03-14 Tom de Vries <tom@codesourcery.com>
19426 PR tree-optimization/70045
19427 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19428 create_empty_if_region_on_edge argument.
19430 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19432 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19433 (STACK_CHECK_PROTECT): Likewise.
19434 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19435 (STACK_CHECK_PROTECT): Likewise.
19436 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19437 (STACK_CHECK_PROTECT): Likewise.
19438 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19439 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19440 (STACK_CHECK_PROTECT): Likewise.
19442 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19444 PR rtl-optimization/69307
19445 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19446 registers in modes that span more than one register.
19448 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19451 * lra-constraints.c (delete_move_and_clobber): New.
19452 (remove_inheritance_pseudos): Use it.
19454 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19457 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19458 the libcall is LCT_THROW.
19459 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19460 for the checking routine.
19462 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19465 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19466 optimization if we have direct move.
19467 (roundu32<mode>2_fprs): Likewise.
19469 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19472 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19474 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19475 Arguments swapped. All callers changed. Take reg_renumber into
19476 account, and Calculate and compare register ranges for hard regs.
19478 2016-03-11 Jeff Law <law@redhat.com>
19480 PR tree-optimization/70190
19481 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19482 Handle cases where we can not extract the taken edge, even though we
19483 found a constant value.
19485 PR tree-optimization/64058
19486 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19487 (num_coalesce_pairs): Move up earlier in file.
19488 (find_coalesce_pair): Initialize the INDEX field for each pair
19490 (compare_pairs): No longer sort on the elements in each pair.
19491 Instead break ties with the index of the coalesce pair.
19493 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19496 * config/aarch64/aarch64-protos.h
19497 (aarch64_save_restore_target_globals): New prototype.
19498 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19499 Call the above when popping pragma.
19500 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19502 (aarch64_set_current_function): Rewrite using the above.
19504 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19506 PR tree-optimization/70177
19507 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19508 (extract_ops_from_tree): ... this. In the 2 argument
19509 overload remove _1 suffix.
19510 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19511 (extract_ops_from_tree): ... this.
19512 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19514 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19515 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19516 extract_ops_from_tree instead of 2 operand one.
19518 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19520 PR tree-optimization/70013
19521 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19522 for constant-pool entries.
19524 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19526 PR rtl-optimization/70174
19527 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19528 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19530 PR tree-optimization/70169
19531 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19532 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19535 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19536 Jakub Jelinek <jakub@redhat.com>
19539 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19540 of uninitialized values.
19542 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19544 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19546 ("*trunctddd2"): New pattern definition.
19547 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19550 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19552 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19553 definitions for BFP and DFP rounding modes.
19554 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19555 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19556 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19557 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19560 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19562 * config/s390/constraints.md: Adjust comment.
19563 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19564 s390_decompose_addrstyle_without_index.
19565 * config/s390/predicates.md (shift_count_or_setmem_operand):
19566 Rename to setmem_operand.
19567 * config/s390/s390-protos.h
19568 (s390_decompose_shift_count): Rename to
19569 s390_decompose_addrstyle_without_index.
19570 * config/s390/s390.c (s390_decompose_shift_count)
19571 (s390_mem_constraint, print_shift_count_operand)
19572 (print_operand_address, print_operand): Rename
19573 s390_decompose_shift_count to
19574 s390_decompose_addrstyle_without_index and rename
19575 print_shift_count_operand to print_addrstyle_operand troughout the
19577 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19578 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19579 Rename shift_count_or_setmem_operand to setmem_operand.
19580 * config/s390/vx-builtins.md ("vec_insert<mode>")
19581 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19584 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19587 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19588 Handle overlapping retval and newval.
19590 2016-03-10 Nick Clifton <nickc@redhat.com>
19593 * config/aarch64/aarch64.c
19594 (aarch64_override_options_after_change_1): When forcing
19595 flag_omit_frame_pointer to be true, use a special value that can
19596 be detected if this function is called again, thus preventing
19597 flag_omit_leaf_frame_pointer from being forced to be false.
19599 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19601 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
19602 Set x_flag_omit_leaf_frame_pointer when handling
19603 -momit-leaf-frame-pointer.
19605 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19608 * cgraph.c (cgraph_node::dump): Dump split_part and
19609 indirect_call_target.
19610 * cgraph.h (cgraph_node): Add indirect_call_target flag.
19611 * ipa.c (has_addr_references_p): Cleanup.
19612 (is_indirect_call_target_p): New.
19613 (walk_polymorphic_call_targets): Do not mark virtuals that may be
19614 called indirectly as local.
19615 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
19617 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19620 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19621 on cxa_pure_virtual.
19623 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19626 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
19628 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19631 * tree.c (need_assembler_name_p): Only record main variant type names.
19633 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19636 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
19637 Always define to 0 or 1.
19638 (TARGET_FIX_ERR_A53_843419): New macro.
19639 * config/aarch64/aarch64-elf-raw.h
19640 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
19641 * config/aarch64/aarch64-linux.h: Likewise.
19642 * config/aarch64/aarch64.c
19643 (aarch64_override_options_after_change_1): Do not default
19644 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
19646 (aarch64_attributes): Handle fix-cortex-a53-843419.
19647 (aarch64_can_inline_p): Likewise.
19648 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
19650 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
19651 Jakub Jelinek <jakub@redhat.com>
19653 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
19654 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
19655 DECL_COMMONS if flag_unconstrained_commons is set.
19656 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19657 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
19658 (funconstrained-commons): Document.
19660 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19662 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
19663 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
19665 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
19667 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
19668 has a proper number of elements.
19670 2016-03-10 Alan Modra <amodra@gmail.com>
19672 PR rtl-optimization/69195
19673 PR rtl-optimization/47992
19674 * ira.c (recorded_label_ref): Delete.
19675 (update_equiv_regs): Return void.
19676 (indirect_jump_optimize): New function.
19677 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
19678 before regstat_compute_ri. Don't rebuild_jump_labels here.
19679 Delete update_regstat.
19681 2016-03-10 Richard Biener <rguenther@suse.de>
19683 PR tree-optimization/70128
19684 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19685 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
19687 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19689 PR tree-optimization/70152
19690 * tree-sra.c (replace_removed_params_ssa_names): Copy over
19691 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
19694 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
19695 instead of gen_sse2_loadlpd.
19696 * config/i386/sse.md (*vec_concatv2df): Rename to...
19697 (vec_concatv2df): ... this.
19699 PR tree-optimization/70127
19700 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
19702 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19706 * diagnostic-show-locus.c (compatible_locations_p): New function.
19707 (layout::layout): Sanitize ranges using compatible_locations_p.
19709 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19713 * diagnostic-show-locus.c (layout_range::layout_range): Replace
19714 location_range param with three const expanded_locations * and a
19716 (layout::layout): Replace call to
19717 rich_location::lazily_expand_location with get_expanded_location.
19718 Extract the range and perform location expansion here, passing
19719 the results to the layout_range ctor.
19720 * diagnostic.c (source_range::debug): Delete.
19721 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
19722 of rich_location::get_expanded_location.
19723 * gcc-rich-location.c (get_range_for_expr): Delete.
19724 (gcc_rich_location::add_expr): Reimplement to avoid the
19725 rich_location::add_range overload that took a location_range,
19726 passing a location_t instead.
19728 2016-03-09 Richard Biener <rguenther@suse.de>
19729 Jakub Jelinek <jakub@redhat.com>
19731 PR tree-optimization/70138
19732 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19733 Also skip vect_double_reduction_def.
19735 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19738 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
19739 if the operand is "m".
19741 2016-03-09 Nathan Sidwell <nathan@acm.org>
19743 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
19745 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19747 * config/i386/i386.c (processor_target_table): Fix cost table
19748 intialization order for znver1.
19750 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19752 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
19753 - becuase -> because.
19754 * ipa-reference.c (ignore_module_statics): Likewise.
19755 * cgraph.c (cgraph_node::get_body): Likewise.
19756 * ipa-inline.c (early_inliner): Likewise.
19757 * ipa-devirt.c (types_same_for_odr): Likewise.
19758 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
19759 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
19761 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19763 * tree-ssa-math-opts.c: Fix typo in comment.
19765 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19768 * config/i386/i386.c (scalar_chain::make_vector_copies,
19769 scalar_chain::convert_reg): Call end_sequence in between
19770 get_insns and emit_conversion_insns rather than after both
19773 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
19776 * config/i386/i386.h (machine_function): Add
19777 pc_thunk_call_expanded flag.
19778 (ix86_pc_thunk_call_expanded): New define.
19779 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
19780 (*set_got): Rename insn pattern from set_got.
19781 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19782 * config/i386/i386.c (ix86_compute_frame_layout): Use
19783 ix86_pc_thunk_call_expanded to prevent red-zone.
19785 2016-03-07 Martin Jambor <mjambor@suse.cz>
19787 * hsa.h (hsa_get_ctor_statements): Declare.
19788 (hsa_get_dtor_statements): Likewise.
19789 (hsa_get_kernel_dispatch_type): Likewise.
19790 * hsa.c (hsa_get_ctor_statements): New function.
19791 (hsa_get_dtor_statements): Likewise.
19792 (hsa_get_kernel_dispatch_type): Likewise.
19793 * hsa-brig.c (hsa_cdtor_statements): Removed.
19794 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19795 hsa_get_dtor_statements.
19796 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19797 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19799 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19801 * config/arm/arm-cores.def (cortex-r8): New.
19802 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19803 * config/arm/arm-tune.md: Likewise.
19804 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19806 2016-03-07 Martin Sebor <msebor@redhat.com>
19808 PR rtl-optimization/19705
19809 * doc/invoke.texi (Options That Control Optimization): Clarify
19810 -fno-branch-count-reg.
19812 2016-02-26 Richard Biener <rguenther@suse.de>
19813 Jeff Law <law@redhat.com>
19815 PR tree-optimization/69740
19816 * cfghooks.c (remove_edge): Request loop fixups if we delete
19817 an edge that might turn an irreducible loop into a natural
19819 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19820 Move after definition of loops_state_clear.
19822 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19824 PR rtl-optimization/69052
19825 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19828 2016-03-07 Tom de Vries <tom@codesourcery.com>
19830 PR tree-optimization/70116
19831 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19832 is_tm_ending stmts and ubsan/asan internal functions.
19833 (find_duplicate): Use it. Don't test is_tm_ending here.
19835 2016-03-07 Richard Biener <rguenther@suse.de>
19837 PR tree-optimization/70115
19838 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19839 (propagate_constants_for_unrolling): Use replace_uses_by.
19841 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19843 PR middle-end/69916
19844 * omp-low.c (struct oacc_loop): Add ifns.
19845 (new_oacc_loop_raw): Initialize it.
19846 (finish_oacc_loop): Clear mask & flags if no ifns.
19847 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19848 (oacc_loop_xform_loop): Add ifns arg & adjust.
19849 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19851 2016-03-07 Richard Henderson <rth@redhat.com>
19854 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19855 (insert_value_copy_on_edge): Likewise.
19857 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19859 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19861 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19864 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19866 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19868 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19870 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19872 Fix sseimul type attribute.
19873 * config/i386/znver1.md
19874 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19875 znver1_sseimul_avx256_load) : Fix the type attribute.
19876 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19877 pipe usage and latency.
19879 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19882 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19883 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19886 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19889 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19891 PR rtl-optimization/69941
19892 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19893 the reg share its mode.
19895 2016-03-04 Jeff Law <law@redhat.com>
19897 PR tree-optimization/69196
19898 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19899 If the both SSA_NAMEs are anonymous, then consider them unassociated
19900 and include the PHI in the statement count.
19902 2016-03-05 Tom de Vries <tom@codesourcery.com>
19904 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19905 construct in oacc routine. Check for oacc region in oacc routine.
19907 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19910 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19911 2016-02-22 changes, instead don't recurse if RECUR is already true.
19912 Don't change *dynamic_check if RECUR. Adjust recursive caller
19913 to pass true to the new argument.
19914 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19917 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19918 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19920 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19922 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19924 PR rtl-optimization/57676
19925 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19926 with flag_checking.
19928 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19930 * tree-vect-patterns.c (search_type_for_mask): Handle
19931 comparison of booleans.
19933 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19935 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19939 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19940 all other ops that have dw_val_class_die_ref operands,
19941 and DW_OP_GNU_entry_value.
19943 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19945 PR rtl-optimization/69904
19946 * config/arm/arm.c (arm_cannot_copy_insn_p):
19947 Return true for load-exclusive instructions.
19949 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19952 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19953 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19954 the pattern no matter if it is used just by non-pattern, pattern
19956 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19957 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19958 oprnd1 def_stmt is in pattern, don't look through it.
19960 2016-03-03 Marek Polacek <polacek@redhat.com>
19962 PR middle-end/70050
19963 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19965 2016-03-03 Martin Liska <mliska@suse.cz>
19967 PR tree-optimization/70043
19968 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19969 previous statement if we see a debug statement.
19971 2016-03-03 Richard Biener <rguenther@suse.de>
19973 PR tree-optimization/55936
19974 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19975 parameter and guard unsafe equivalence use.
19976 (vrp_evaluate_conditional_warnv_with_ops): Always use
19977 safe equivalences but not via the quadratic compare_names
19980 2016-03-03 Michael Collison <michael.collison@linaro.org>
19983 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19984 for operand 1 to s_register_operand. Change predicate for operand
19985 2 to arm_not_immediate_operand.
19987 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19989 * doc/tm.texi: Regenerated.
19991 2016-03-02 Richard Henderson <rth@redhat.com>
19994 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19995 simplification when all args are positive non-fixed registers.
19997 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19999 * target.def (lra_p): Specify that new ports should use LRA.
20001 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20004 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20005 gimplify_type_sizes the type they refer to.
20006 (omp_notice_variable): Handle reference vars to VLAs.
20007 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20008 reference to VLA decls in the second pass instead of first pass.
20010 2016-03-02 Tom de Vries <tom@codesourcery.com>
20012 PR tree-optimization/68659
20013 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20014 new_expr == NULL_TREE.
20015 (get_new_name): Handle ADDR_EXPR.
20017 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20019 PR rtl-optimization/69052
20020 * loop-invariant.c (canonicalize_address): New function.
20021 (inv_can_prop_to_addr_use): Check validity of address expression
20022 which is canonicalized by above function.
20024 2016-03-02 Alan Modra <amodra@gmail.com>
20027 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20030 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20033 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20034 (*movhi_internal): Put mask moves from and to memory separately
20035 from moves from/to GPRs.
20037 2016-03-02 Richard Biener <rguenther@suse.de>
20039 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
20040 GENERIC expressions in GIMPLE.
20042 2016-03-02 Richard Biener <rguenther@suse.de>
20044 * config/i386/i386.c (type_natural_mode): Fix typo.
20046 2016-03-02 Nick Clifton <nickc@redhat.com>
20048 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
20050 2016-03-02 Richard Biener <rguenther@suse.de>
20051 Uros Bizjak <ubizjak@gmail.com>
20054 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
20056 2016-03-02 Richard Biener <rguenther@suse.de>
20058 PR middle-end/67278
20059 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
20061 2016-03-02 Marek Polacek <polacek@redhat.com>
20064 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
20065 "is promoted to" warning.
20067 2016-03-01 DJ Delorie <dj@redhat.com>
20069 * config.gcc: Deprecate mep-*.
20071 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
20073 PR middle-end/70025
20074 * lra-constraints.c (regno_val_use_in): New.
20075 (match_reload): Use it instead of regno_use_in.
20077 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20079 PR rtl-optimization/70007
20080 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
20081 references present in REG_EQUAL notes attached to non-SET patterns.
20083 2016-03-01 Jeff Law <law@redhat.com>
20085 PR tree-optimization/69196
20086 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20087 Appropriately clamp the number of statements to copy when the
20088 thread path does not traverse a loop backedge.
20090 PR tree-optimization/69196
20091 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20092 Do count some PHIs in the thread path against the insn count. Decrease
20093 final statement count by one as the control statement in the last
20094 block will get removed. Remove special cased code for handling PHIs
20097 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
20100 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
20101 asm dialect alternatives to explicit GOTPCREL calls.
20103 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20106 * ira.c (do_reload): Issue warning for generic stack checking here...
20107 * reload1.c (reload): ...instead of here and streamline it.
20109 2016-03-01 Nick Clifton <nickc@redhat.com>
20111 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
20113 2016-03-01 Richard Biener <rguenther@suse.de>
20115 PR tree-optimization/69983
20116 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
20117 types and fall back to operand_equal_p.
20119 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20122 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20124 * config/s390/constraints.md ("jm8"): New constraint.
20125 * config/s390/predicates.md ("const_int_8bitset_operand"): New
20127 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
20129 ("*setmem_long<setmem_and>"): New pattern.
20130 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
20132 ("*setmem_long_31z<setmem_and>"): New pattern.
20133 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
20134 New substitution rules with the required attributes.
20137 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20140 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20142 * gensupport.c (process_substs_on_one_elem): Split loop to
20143 complete mark_operands_used_in_match_dup on all expressions in the
20145 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20146 and remove function.
20148 2016-03-01 Richard Biener <rguenther@suse.de>
20150 PR middle-end/70022
20151 * fold-const.c (fold_indirect_ref_1): Fix range checking for
20152 vector BIT_FIELD_REF extract.
20154 2016-03-01 Richard Biener <rguenther@suse.de>
20156 PR tree-optimization/69994
20157 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
20159 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
20161 PR tree-optimization/69956
20162 * tree-vect-stmts.c (supportable_widening_operation): Support
20163 multi-step conversion of boolean vectors.
20164 (supportable_narrowing_operation): Likewise.
20166 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20168 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
20171 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20173 * config/s390/subst.md (DSI_VI): New mode iterator.
20174 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
20175 * config/s390/vector.md ("vec_set<mode>"): Move expander before
20176 the insn definition.
20177 ("*vec_set<mode>"): Change predicate and add alternative to
20178 support only either register or const_int operands as element
20180 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
20182 ("vec_extract<mode>"): New expander.
20183 ("*vec_extract<mode>"): New insn definition supporting reg and
20184 const_int element selectors.
20185 ("*vec_extract<mode>_plus"): New insn definition supporting
20186 reg+const_int element selectors.
20187 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
20188 following expander+insn definition.
20189 ("<vec_shifts_name><mode>3"): New expander.
20190 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
20192 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20194 * config/s390/s390.md ("*tabort_1"): Change predicate to
20195 nonmemory_operand. Add a second alternative to cover
20196 register as well as const int operands.
20197 ("*tabort_1_plus"): New pattern definition.
20199 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20201 * config/s390/s390.md ("*ashrdi3_cc_31")
20202 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
20203 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
20204 Merge insn definitions into ...
20205 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20206 New pattern definition.
20207 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
20208 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
20209 ("*ashr<mode>3_and"): Merge insn definitions into ...
20210 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20211 New pattern definition.
20212 * config/s390/subst.md ("addr_style_op_cc_subst")
20213 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
20214 substitutions patterns plus attributes.
20215 Add ashiftrt to SUBST iterator.
20217 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20219 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
20220 op2 to nonmemory_operand.
20221 ("*<shift>di3_31", "*<shift>di3_31_and"):
20222 Merge into single pattern definition ...
20223 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
20224 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
20225 pattern definition ...
20226 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
20227 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
20230 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20232 * config/s390/predicates.md (const_int_6bitset_operand): New
20234 * config/s390/s390.md: Include subst.md.
20235 ("rotl<mode>3"): New expander.
20236 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20238 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20239 * config/s390/subst.md: New file.
20241 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20243 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20244 Remove RRR type. It doesn't really exist.
20245 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20247 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20248 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20249 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20250 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20251 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20252 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20253 `enabled' attribute.
20255 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20257 * gensupport.c (process_substs_on_one_elem): Split loop to
20258 complete mark_operands_used_in_match_dup on all expressions in the
20260 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20261 and remove function.
20263 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20266 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20267 (CEIL_NWORDS): ...this. Use CEIL macro.
20268 (compute_fp_layout): Adjust to above renaming.
20269 (function_arg_union_value): Likewise.
20270 (sparc_arg_partial_bytes): Likewise.
20271 (sparc_function_arg_advance): Likewise.
20273 2016-02-29 Jeff Law <law@redhat.com>
20275 PR tree-optimization/70005
20276 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20277 where an object with a boolean range is compared against a value
20280 PR tree-optimization/69999
20281 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20282 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20285 2016-02-29 Richard Biener <rguenther@suse.de>
20287 PR tree-optimization/69994
20288 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20289 (get_unary_op): Look through nop conversions.
20290 (ops_equal_values_p): New function, look for equality diregarding
20292 (eliminate_plus_minus_pair): Use ops_equal_values_p
20293 (repropagate_negates): Do not use get_unary_op here.
20295 2016-02-29 Martin Liska <mliska@suse.cz>
20297 * system.h: Poison ENABLE_CHECKING macro.
20299 2016-02-29 Martin Liska <mliska@suse.cz>
20301 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20302 is presented in dump flags.
20303 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20304 (hsa_regalloc): Likewise.
20306 2016-02-19 Richard Biener <rguenther@suse.de>
20308 PR tree-optimization/69980
20309 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20310 permutation of those we need to keep.
20312 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20315 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20316 (NWORDS_UP): ...this
20317 (init_cumulative_args): Minor tweaks.
20318 (sparc_promote_function_mode): Likewise.
20319 (scan_record_type): Delete.
20320 (traverse_record_type): New function template.
20321 (classify_data_t): New structure type.
20322 (classify_registers): New inline function.
20323 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20324 exhausted. Instantiate traverse_record_type on classify_registers and
20325 deal with the case of a structure passed in slot #15 with no FP field
20327 (assign_data_t): New structure type.
20328 (compute_int_layout): New static function.
20329 (compute_fp_layout): Likewise.
20330 (count_registers): New inline function.
20331 (assign_int_registers): New static function.
20332 (assign_fp_registers): Likewise.
20333 (assign_registers): New inline function.
20334 (function_arg_record_value_1): Delete.
20335 (function_arg_record_value_2): Likewise.
20336 (function_arg_record_value_3): Likewise.
20337 (function_arg_record_value): Adjust to above changes. Instantiate
20338 traverse_record_type on count_registers to first count the number of
20339 registers to be used and then on assign_registers to assign them.
20340 (function_arg_union_value): Adjust to above renaming.
20341 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20342 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20343 case of a structure passed in slot #15
20344 (sparc_function_arg_advance): Likewise.
20345 (function_arg_padding): Minor tweak.
20347 2016-02-29 Richard Biener <rguenther@suse.de>
20349 PR tree-optimization/69720
20350 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20351 the adjustment_def path for possibly vectorized defs.
20352 (vect_create_epilog_for_reduction): Handle vectorized initial
20355 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20357 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20359 2016-02-27 Jeff Law <law@redhat.com>
20362 2016-02-26 Richard Biener <rguenther@suse.de>
20363 Jeff Law <law@redhat.com>
20365 PR tree-optimization/69740
20366 * cfghooks.c (remove_edge): Request loop fixups if we delete
20367 an edge that might turn an irreducible loop into a natural
20370 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20372 PR rtl-optimization/69896
20373 * tree-vect-generic.c (get_compute_type): Avoid single element
20376 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20378 Rename the AArch64 tuning option and related functions to enable the
20379 Newton series for the reciprocal square root to reflect its
20380 approximative characteristic.
20382 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20383 function to "aarch64_emit_approx_rsqrt".
20384 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20385 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20386 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20387 (xgene1_tunings): Likewise.
20388 (use_rsqrt_p): Likewise.
20389 (aarch64_emit_swrsqrt): Use new function name.
20390 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20391 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20392 text explaining this option.
20393 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20395 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20398 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20399 complain about -mallow-movmisalign without -mvsx if
20400 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20402 2016-02-26 Joel Sherrill <joel@rtems.org>
20404 * config.gcc: Add x86_64-*-rtems*.
20405 * config/i386/rtems-64.h: New file.
20407 2016-02-26 Joel Sherrill <joel@rtems.org>
20409 * config.gcc: Add aarch64-*-rtems*.
20410 * config/aarch64/rtems.h: New file.
20412 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20415 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20416 shift amount using %h. Add comment.
20418 2016-02-26 Richard Biener <rguenther@suse.de>
20419 Jeff Law <law@redhat.com>
20421 PR tree-optimization/69740
20422 * cfghooks.c (remove_edge): Request loop fixups if we delete
20423 an edge that might turn an irreducible loop into a natural
20426 2016-02-26 Martin Jambor <mjambor@suse.cz>
20428 PR middle-end/69920
20429 * tree-sra.c (sra_modify_assign): Do not remove loads of
20430 uninitialized aggregates to SSA_NAMEs.
20432 2016-02-26 Richard Henderson <rth@redhat.com>
20435 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20436 pseudo in case the target rtx matches the source of the left
20439 2016-02-26 Martin Jambor <mjambor@suse.cz>
20442 * hsa.h (hsa_type_packed_p): Declare.
20443 * hsa.c (hsa_type_packed_p): New function.
20444 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20446 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20447 * hsa-brig.c (emit_basic_insn): Likewise.
20449 2016-02-26 Martin Jambor <mjambor@suse.cz>
20452 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20454 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20456 2016-02-26 Martin Jambor <mjambor@suse.cz>
20458 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20459 hsa_op_with_type operands.
20460 (hsa_unsigned_type_for_type): Declare.
20461 * hsa.c (hsa_unsigned_type_for_type): New function.
20462 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20463 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20464 the finalizer. Do not emit extra move.
20466 2016-02-26 Martin Jambor <mjambor@suse.cz>
20468 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20469 atomic operations in private segment.
20471 2016-02-26 Martin Jambor <mjambor@suse.cz>
20473 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20474 statements to wi->info. Also disallow omp simd constructs.
20475 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20476 for not gridifying. Dump special string for omp_for.
20478 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20481 * config/aarch64/aarch64.c (aarch64_set_current_function):
20482 Save/restore target globals when switching to
20483 target_option_default_node.
20485 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20488 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20489 Return 0 if !SHIFT_COUNT_TRUNCATED.
20491 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20492 Eric Botcazou <ebotcazou@adacore.com>
20494 PR rtl-optimization/69891
20495 * dse.c (scan_insn): If we can't figure out memset arguments
20496 or they are non-constant, call clear_rhs_from_active_local_stores.
20498 2016-02-26 Martin Liska <mliska@suse.cz>
20500 * doc/extend.texi: Mention clog10, clog10f an clog10l
20501 in Builtins section.
20503 2016-02-26 Martin Liska <mliska@suse.cz>
20505 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20507 (resolve_args_picking_1): Likewise.
20508 * dwarf2out.h (struct GTY): Likewise.
20510 2016-02-26 Martin Liska <mliska@suse.cz>
20512 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20513 with flag_checking.
20514 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20516 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20517 Martin Liska <mliska@suse.cz>
20519 * doc/install.texi: Mention --enable-valgrind-annotations.
20521 2016-02-26 Richard Biener <rguenther@suse.de>
20523 PR tree-optimization/69551
20524 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20525 looking through aliases adjust DECL_PT_UID to refer to the
20526 ultimate alias target.
20528 2016-02-25 Martin Liska <mliska@suse.cz>
20530 PR middle-end/69919
20531 * alloc-pool.c (after_memory_report): New variable.
20532 * alloc-pool.h (base_pool_allocator ::release): Do not use
20533 the infrastructure if after_memory_report.
20534 * toplev.c (toplev::main): Mark after memory report.
20536 2016-02-25 Richard Biener <rguenther@suse.de>
20538 PR tree-optimization/48795
20539 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20541 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20544 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20545 offloading is enabled and -fopenacc or -fopenmp is specified.
20546 (CRTOFFLOADEND): Likewise.
20547 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20548 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20549 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20550 (offload_objects_file_name): New static var.
20551 (tool_cleanup): Remove offload_objects_file_name file.
20552 (find_offloadbeginend): Replace with ...
20553 (find_crtoffloadtable): ... this.
20554 (run_gcc): Remove offload_argc and offload_argv.
20555 Get offload_objects_file_name from -foffload-objects=... option.
20556 Read names of object files with offload from this file, pass them to
20557 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20558 don't pass offloadbegin and offloadend to the linker. Don't pass
20559 offload non-LTO files to the linker, because now they're not claimed.
20561 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20564 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20565 on builtin_unreachable.
20567 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20569 PR rtl-optimization/69896
20570 * regcprop.c: Include cfgrtl.h.
20571 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20572 than remembered mode, either delete it (if noop_move_p), or
20573 treat like copy_p but not noop_p instruction.
20575 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20578 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20579 - allow NULL decl for Fortran DW_TAG_common_block variables.
20581 2016-02-24 Jason Merrill <jason@redhat.com>
20583 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20585 2016-02-24 Richard Biener <rguenther@suse.de>
20586 Jakub Jelinek <jakub@redhat.com>
20588 PR middle-end/69760
20589 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20590 conditionally executed ops to well-defined overflow behavior.
20592 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20594 PR middle-end/69915
20595 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20598 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20600 PR rtl-optimization/69886
20601 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
20602 argument. Use it when checking validity of set instructions.
20603 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
20604 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
20606 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
20607 * store-motion.c (find_moveable_store): Update
20608 can_assign_to_reg_without_clobbers_p callsite.
20610 2016-02-24 Richard Biener <rguenther@suse.de>
20612 PR middle-end/68963
20613 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
20615 (record_nonwrapping_iv): Do not fall back to the low/high bound
20616 for non-constant IV bases if the stmt is not always executed.
20618 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20620 * config/arm/arm-cores.def (cortex-a32): New entry.
20621 * config/arm/arm-tables.opt: Regenerate.
20622 * config/arm/arm-tune.md: Regenerate.
20623 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
20624 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
20625 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
20626 for -mcpu and -mtune.
20628 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20631 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
20632 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
20633 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
20634 (atomic_loaddi_1): Delete.
20635 (atomic_loaddi): Rewrite expander using the above changes.
20637 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20640 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
20643 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20644 Richard Biener <rguenth@suse.de>
20646 PR middle-end/69909
20647 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
20648 set_mem_attributes if tem is SSA_NAME which got expanded
20651 2016-02-24 Richard Biener <rguenther@suse.de>
20653 PR tree-optimization/69907
20654 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
20655 end of permutations for BB vectorization.
20657 2016-02-24 Christian Bruel <christian.bruel@st.com>
20659 * config/arm/arm-c.c (arm_option_override): Initialize
20660 target_option_current_node.
20661 * config/arm/arm.c (arm_pragma_target_parse): Replace
20662 build_target_option_node call by target_option_current_node.
20663 Set target_option_current_node.
20666 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
20669 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
20670 define_insn_and_split to define_insn.
20671 (zero_extendqi<mode>2_dot2): Same.
20672 (extendqi<mode>2_dot): Same.
20673 (extendqi<mode>2_dot2): Same.
20675 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20677 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
20678 and add bypass for AES{D,E} and AESMC pairs.
20679 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
20682 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20684 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
20685 series for reciprocal square root in Exynos M1.
20687 2016-02-23 Martin Sebor <msebor@redhat.com>
20690 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
20691 __builtin_alloca_with_align.
20693 2016-02-23 Richard Henderson <rth@redhat.com>
20695 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
20696 (ix86_register_pragmas): Remove __seg_tls.
20697 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
20698 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
20699 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
20700 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
20701 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
20702 * doc/extend.texi (__seg_tls): Remove item.
20704 2016-02-23 Richard Biener <rguenther@suse.de>
20706 * alloc-pool.h (struct allocation_object): Make id member
20707 conditional on CHECKING_P again.
20708 (get_instance): Adjust.
20709 (base_pool_allocator): Likewise.
20711 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
20713 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
20714 (parallelize_loops): In OpenACC kernels mode, set n_threads to
20716 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
20718 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20720 2016-02-23 Richard Biener <rguenther@suse.de>
20722 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
20723 * bitmap.h (struct bitmap_usage): Likewise.
20724 (bitmap_move): Declare.
20725 * bitmap.c (register_overhead): Take size_t argument.
20726 (bitmap_move): New function.
20727 * df-problems.c (df_rd_transfer_function): Use bitmap_move
20728 to properly account overhead.
20729 * tree.c (free_node): Use tree_size.
20731 2016-02-23 Jakub Jelinek <jakub@redhat.com>
20734 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
20735 when inverting comparison.
20738 * common.opt (Wunreachable-code): Add Warning flag.
20740 2016-02-23 Mark Wielaard <mjw@redhat.com>
20741 Jakub Jelinek <jakub@redhat.com>
20744 * cgraphunit.c (check_global_declaration): Check main_input_filename
20745 and DECL_SOURCE_FILE are not NULL.
20747 2016-02-23 Martin Jambor <mjambor@suse.cz>
20749 PR tree-optimization/69666
20750 * tree-sra.c (sra_modify_assign): Do not attempt to create
20751 default_def replacements for unscalarizable regions.
20753 2016-02-20 Mark Wielaard <mjw@redhat.com>
20756 * cgraphunit.c (check_global_declaration): Check level of
20757 warn_unused_const_variable and main_input_filename.
20758 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
20759 (-Wunused-variable): For C implies -Wunused-const-variable=1.
20760 (-Wunused-const-variable): Explain levels 1 and 2.
20762 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20765 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
20766 identical arguments. Formatting and spelling fixes.
20769 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
20774 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
20775 and m68k-devices.def.
20776 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
20777 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
20779 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
20781 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20782 and HImode registers.
20784 2016-02-22 Richard Biener <rguenther@suse.de>
20786 PR tree-optimization/69882
20787 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20788 preserve permutations present because of gaps.
20789 (vect_supported_load_permutation_p): Always continue checking
20790 permutations after vect_attempt_slp_rearrange_stmts.
20792 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20794 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20795 min_profitable_estimate, rather than min_profitable_iters.
20797 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20800 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20801 SImode for last match_operand.
20803 2016-02-22 Martin Liska <mliska@suse.cz>
20805 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20806 return bitsize - 1 as the return value.
20808 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20812 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20813 Handle negative shift counts.
20814 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20815 force_reg on the shift constant.
20816 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20817 (lshrsi3_d): Handle negative shift counts.
20819 2016-02-22 Richard Biener <rguenther@suse.de>
20820 Tom de Vries <tom@codesourcery.com>
20822 * graph.c: Include dumpfile.h.
20823 (print_graph_cfg): Split into three overloads.
20824 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20826 2016-02-22 Tom de Vries <tom@codesourcery.com>
20828 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20831 2016-02-22 Richard Biener <rguenther@suse.de>
20834 * ipa-inline-transform.c (inline_call): When not updating
20835 overall summaries adjust self size by the growth estimate.
20836 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20837 hash-set, do not update overall summaries here. Renamed from ...
20838 (inline_to_all_callers): ... this which is now wrapping the
20839 above and performing delayed overall summary update.
20840 (early_inline_small_functions): Delay updating of the overall
20843 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20845 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20848 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20851 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20852 :%* in %:gt() argument.
20853 (greater_than_spec_func): Adjust for expecting only numbers,
20854 if there are more than two numbers, compare the last two.
20856 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20858 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20859 -Wnarrowing with -std.
20861 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20864 * expr.c (store_field): Don't use bit-field path if exp is
20865 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20866 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20867 and the assignment can be performed by bitwise copy. Formatting
20870 PR middle-end/69838
20871 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20872 call copy_reg_eh_region_note_forward on before and/or after sequences
20873 and remove note from insn if it no longer can throw.
20876 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20877 if TARGET_AVX512BW.
20879 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20881 * config/s390/vector.md: Add missing commutative operand markers
20882 to the patterns which qualify for one.
20883 * config/s390/vx-builtins.md: Likewise.
20885 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20887 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20888 types to mode iterators.
20889 (vec_double): ... and mode attribute.
20890 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20892 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20894 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20895 Change the predicate of op2 from nonimmediate to general and let
20896 reload fix it if necessary.
20898 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20900 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20902 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20904 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20907 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20909 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20910 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20911 * config/s390/s390.md ("movstr<P:mode>"): Call
20912 s390_expand_vec_movstr.
20914 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20916 * config/s390/s390.md: Add missing output modifier for operand 1
20917 to print it as address properly.
20919 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20921 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20922 * config/s390/2964.md: New file.
20923 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20924 of insn grouping attributes depending on the CPU level.
20925 (s390_get_unit_mask): New function.
20926 (s390_sched_score): Remove the OOO from the scheduling macros.
20927 Add loop to calculate a score for the instruction mix.
20928 (s390_sched_reorder): Likewise plus improve debug output.
20929 (s390_sched_variable_issue): Rename macros as above. Calculate
20930 the unit distances after actually scheduling an insn. Improve
20932 (s390_sched_init): Clear last_scheduled_unit_distance array.
20933 * config/s390/s390.md: Include 2964.md.
20935 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20938 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20939 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20940 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20941 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20942 *avx512f_<code>v8div16qi2_mask_1): New insns.
20944 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20947 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20950 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20951 earlyclobber from target. Use wF constraint for fused memory
20953 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20955 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20956 Martin Liska <mliska@suse.cz>
20959 * cfgexpand.c (asan_sanitize_stack_p): New function.
20960 (partition_stack_vars): Use the function.
20961 (expand_stack_vars): Likewise.
20962 (defer_stack_allocation): Likewise.
20963 (expand_used_vars): Likewise.
20965 2016-02-18 Richard Biener <rguenther@suse.de>
20967 PR middle-end/69553
20968 * fold-const.c (operand_equal_p): Properly compare offsets for
20969 IMAGPART_EXPR and ARRAY_REF.
20971 2016-02-18 Nick Clifton <nickc@redhat.com>
20975 * config/arm/arm.c (arm_option_override_internal): Disable
20976 interworking if the target does not support thumb instructions.
20977 (arm_reload_in_hi): Handle the case where a register to register
20978 move needs reloading because there is no simple pattern to handle
20980 (arm_reload_out_hi): Likewise.
20982 2016-02-18 Richard Biener <rguenther@suse.de>
20984 PR middle-end/69854
20985 * match.pd: Don't use fold_binary or fold_unary for folding
20988 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20991 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20992 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20993 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20994 warn on gimple_no_warning_p statements.
20996 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20998 * doc/extend.texi (C++ Attributes): Correct description of
20999 warn_unused type attribute.
21001 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21003 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21004 correct instruction.
21006 2016-02-17 Richard Biener <rguenther@suse.de>
21008 PR rtl-optimization/69609
21009 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21010 (find_traces_1_round): When ending a trace update cached priority
21012 (bb_to_key): Use cached priority when available.
21013 (copy_bb): Initialize cached priority.
21014 (reorder_basic_blocks_software_trace_cache): Likewise.
21016 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21019 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21021 (aarch64_comparison_operator): Break overly long line into two.
21022 (aarch64_comparison_operation): Likewise.
21023 * config/aarch64/aarch64.md (cstorecc4): Use
21024 aarch64_comparison_operator_mode instead of
21025 aarch64_comparison_operator.
21026 (cstore<mode>4): Likewise.
21027 (aarch64_cstore<mode>): Likewise.
21028 (*cstoresi_insn_uxtw): Likewise.
21029 (cstore<mode>_neg): Likewise.
21030 (*cstoresi_neg_uxtw): Likewise.
21032 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21035 * config/arm/predicates.md (arm_comparison_operator_mode):
21037 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
21038 instead of arm_comparison_operator.
21039 (*mov_negscc): Likewise.
21040 (*mov_notscc): Likewise.
21041 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
21042 (*thumb2_mov_negscc): Likewise.
21043 (*thumb2_mov_negscc_strict_it): Likewise.
21044 (*thumb2_mov_notscc): Likewise.
21045 (*thumb2_mov_notscc_strict_it): Likewise.
21047 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
21049 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
21050 Add missing return.
21052 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
21054 * config/visium/visium.c (machine_libfunc_index): New enum.
21055 (machine_libfuncs): New structure.
21056 (visium_libfuncs): New static variable.
21057 (TARGET_INIT_LIBFUNCS): Define to...
21058 (visium_init_libfuncs): ...this. New function.
21059 (expand_block_move_4): Use the appropriate libfunc.
21060 (expand_block_move_2): Likewise.
21061 (expand_block_move_1): Likewise.
21062 (expand_block_set_4): Likewise.
21063 (expand_block_set_2): Likewise.
21064 (expand_block_set_1): Likewise.
21065 (visium_trampoline_init): Likewise.
21067 2016-02-17 Nick Clifton <nickc@redhat.com>
21069 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
21070 TI's devices.csv file as of March 2016.
21072 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
21075 * opts-global.c (handle_common_deferred_options): Introduce and
21076 initialize two global variables to remember command-line options
21077 specifying a stack-limiting register.
21078 * opts.h: Add extern declarations of the two new global variables.
21079 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
21080 variable based on the values of the two new global variables.
21082 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21085 * common.opt (Wnonnull-compare): New warning.
21086 * doc/invoke.texi (-Wnonnull): Remove text about comparison
21087 of arguments against NULL.
21088 (-Wnonnull-compare): Document.
21089 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
21090 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
21091 * passes.def (pass_warn_nonnull_compare): Add.
21092 * gimple-ssa-nonnull-compare.c: New file.
21094 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21096 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
21097 AARCH64_EXTRA_TUNE_RECIP_SQRT.
21099 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21101 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
21102 reciprocal sqrt for -mlow-precision-recip-sqrt.
21104 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21105 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21107 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
21108 always use lane loads to construct non-constant vectors.
21110 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21112 * config/aarch64/aarch64.md
21113 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
21114 constraints for operand 3.
21115 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
21117 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21118 Richard Biener <rguenther@suse.de>
21120 PR tree-optimization/69820
21121 * tree-vect-patterns.c (type_conversion_p): Return false if
21122 *orig_type is unsigned single precision or boolean.
21123 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
21126 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21128 PR rtl-optimization/69764
21129 PR rtl-optimization/69771
21130 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
21131 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
21133 2016-02-16 Richard Biener <rguenther@suse.de>
21135 PR tree-optimization/69776
21136 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
21138 (indirect_refs_may_alias_p): Likewise.
21139 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
21140 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
21141 according to tbaa_p.
21142 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
21143 (optimize_stmt): For redundant store discovery do not allow tbaa.
21145 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
21147 PR tree-optimization/69714
21148 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
21149 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
21151 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
21153 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
21154 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
21155 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
21156 * config/arc/arc.c (arc_init): Check FPU options.
21157 (get_arc_condition_code): Handle new CC_FPU* modes.
21158 (arc_select_cc_mode): Likewise.
21159 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
21160 register pair only. Allow access for ARCv2 accumulator.
21161 (gen_compare_reg): Whenever we have FPU support use FPU compare
21163 (arc_reorg): Don't generate brcc insns when FPU compare
21164 instructions are involved.
21165 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
21166 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
21167 floating point emulation.
21168 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
21169 (REVERSE_CONDITION): Add new CC_FPU* modes.
21170 (TARGET_FP_SP_BASE): Define.
21171 (TARGET_FP_DP_BASE): Likewise.
21172 (TARGET_FP_SP_FUSED): Likewise.
21173 (TARGET_FP_DP_FUSED): Likewise.
21174 (TARGET_FP_SP_CONV): Likewise.
21175 (TARGET_FP_DP_CONV): Likewise.
21176 (TARGET_FP_SP_SQRT): Likewise.
21177 (TARGET_FP_DP_SQRT): Likewise.
21178 (TARGET_FP_DP_AX): Likewise.
21179 * config/arc/arc.md (ARCV2_ACC): New constant.
21180 (type): New fpu type attribute.
21181 (SDF): Conditional iterator.
21182 (cstore<mode>, cbranch<mode>): Change expand condition.
21183 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
21184 handles FPU/FPX cases as well.
21185 * config/arc/arc.opt (mfpu): New option.
21186 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
21188 (adddf3, muldf3, subdf3): Removed.
21189 * config/arc/predicates.md (proper_comparison_operator): Recognize
21191 * config/arc/fpu.md: New file.
21192 * doc/invoke.texi (ARC Options): Document mfpu option.
21194 2016-02-16 Richard Biener <rguenther@suse.de>
21196 PR rtl-optimization/69291
21197 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
21198 noce_operand_ok check.
21200 2016-02-16 Tom de Vries <tom@codesourcery.com>
21203 * omp-low.c (simd_clone_create): Remove call to
21204 symtab->call_cgraph_insertion_hooks.
21206 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21208 PR tree-optimization/69802
21209 * tree-ssa-reassoc.c (update_range_test): If op is
21210 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
21211 op == 1 test of precision 1 integral op, otherwise handle
21212 that case as op itself. Fix up formatting.
21213 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
21216 2016-02-16 Richard Biener <rguenther@suse.de>
21218 PR tree-optimization/69586
21219 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
21220 types for conversion sources.
21222 2016-02-16 Richard Biener <rguenther@suse.de>
21224 PR middle-end/69801
21225 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
21226 mask OEP_ADDRESS_OF.
21228 2016-02-16 Alan Modra <amodra@gmail.com>
21231 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
21232 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21233 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21235 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21236 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21237 (p8_fmrgow_<mode>): Likewise.
21238 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21240 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21241 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21242 to use movdi_internal64. Remove op0_di.
21243 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21245 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21247 Add support for the FCCMP insn types
21249 * config/aarch64/aarch64.md (fccmp): Change insn type.
21250 (fccmpe): Likewise.
21251 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21252 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21253 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21254 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21255 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21256 * config/arm/types.md (fccmps): Add new insn type.
21257 (fccmpd): Likewise.
21259 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21261 * alias.c (get_alias_set): Fix a typo in comment.
21263 2016-02-15 Richard Biener <rguenther@suse.de>
21265 PR tree-optimization/69595
21266 * match.pd: Complete range test simplification to true.
21268 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21270 PR rtl-optimization/69648
21271 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21272 pic_offset_table_rtx.
21274 PR rtl-optimization/69752
21275 * ira.c (update_equiv_regs): When looking for more than a single SET,
21276 also take other side effects into account.
21278 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21280 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21281 for z900+ CPUs in 31-bit mode.
21283 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21285 * common/config/s390/s390-common.c (s390_supports_split_stack):
21287 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21288 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21289 * config/s390/s390.c (struct machine_function): New field
21290 split_stack_varargs_pointer.
21291 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21292 in s390_emit_prologue.
21293 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21295 (morestack_ref): New global.
21296 (SPLIT_STACK_AVAILABLE): New macro.
21297 (s390_expand_split_stack_prologue): New function.
21298 (s390_live_on_entry): New function.
21299 (s390_va_start): Use split-stack vararg pointer if appropriate.
21300 (s390_asm_file_end): Emit the split-stack note sections.
21301 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21302 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21303 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21304 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21305 (split_stack_prologue): New expand.
21306 (split_stack_space_check): New expand.
21307 (split_stack_data): New insn.
21308 (split_stack_call): New expand.
21309 (split_stack_call_*): New insn.
21310 (split_stack_cond_call): New expand.
21311 (split_stack_cond_call_*): New insn.
21313 2016-02-15 Richard Biener <rguenther@suse.de>
21315 PR tree-optimization/69783
21316 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21317 Add trivially correct cases.
21319 2016-02-15 Tom de Vries <tom@codesourcery.com>
21322 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21324 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21326 2016-02-15 Richard Biener <rguenther@suse.de>
21328 PR tree-optimization/69776
21329 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21330 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21331 indicate whether we can use TBAA to disambiguate against stores.
21332 Use alias-set zero if not.
21333 (visit_reference_op_store): Do not use TBAA when looking up
21335 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21336 (eliminate_dom_walker::before_dom_children): But not when looking
21337 up redundant stores.
21339 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21341 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21343 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21345 * config/i386/znver1.md
21346 (znver1_pop, znver1_pop_mem,
21347 znver1_load_imov_double_store,
21348 znver1_load_imov_direct_store,
21349 znver1_load_imov_direct_load,
21350 znver1_load_imov_double_load): Add new.
21351 (znver1_insn, znver1_insn_load): Add icmov type.
21352 (znver1_sseavx_fma,
21353 znver1_sseavx_fma_load,
21355 znver1_avx256_fma_load): Fix pipe usage.
21357 2016-02-14 Alan Modra <amodra@gmail.com>
21360 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21361 with an invalid hard reg, reload just the reg not the entire
21362 pre/post-inc/dec address expression.
21364 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21367 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21368 fixed R1_REG scratch reg.
21369 (sibcall_value_pcrel_fdpic): Likewise.
21371 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21375 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21377 2016-02-12 Walter Lee <walt@tilera.com>
21379 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21380 * config/tilegx/t-tilegx: Likewise.
21382 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21385 * diagnostic-show-locus.c (struct line_span): New struct.
21386 (layout::get_first_line): Delete.
21387 (layout::get_last_line): Delete.
21388 (layout::get_num_line_spans): New member function.
21389 (layout::get_line_span): Likewise.
21390 (layout::print_heading_for_line_span_index_p): Likewise.
21391 (layout::get_expanded_location): Likewise.
21392 (layout::calculate_line_spans): Likewise.
21393 (layout::m_first_line): Delete.
21394 (layout::m_last_line): Delete.
21395 (layout::m_line_spans): New field.
21396 (layout::layout): Update comment. Replace m_first_line and
21397 m_last_line with m_line_spans, replacing their initialization
21398 with a call to calculate_line_spans.
21399 (diagnostic_show_locus): When printing source lines and
21400 annotations, rather than looping over a single span
21401 of lines, instead loop over each line_span within
21402 the layout, with an inner loop over the lines within them.
21403 Call the context's start_span callback when changing line spans.
21404 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21405 (diagnostic_build_prefix): Break out the building of the location
21406 part of the string into...
21407 (diagnostic_get_location_text): ...this new function, rewriting
21408 it from nested ternary expressions to a sequence of "if"
21410 (default_diagnostic_start_span_fn): New function.
21411 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21412 (diagnostic_context::start_span): New field.
21413 (default_diagnostic_start_span_fn): New prototype.
21415 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21418 * gcc.c (driver::finalize): Fix cleanup of "specs".
21420 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21424 * gcc.c (driver::driver): Initialize m_option_suggestions.
21425 (driver::~driver): Clean up m_option_suggestions.
21426 (suggest_option): Convert to...
21427 (driver::suggest_option): ...this, and split out into
21428 driver::build_option_suggestions and find_closest_string.
21429 (driver::build_option_suggestions): New function, from
21430 first half of suggest_option. Special-case
21431 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21432 the sanitizer_opts array. For options of enum types, add the
21433 various enum values to the candidate strings.
21434 (driver::handle_unrecognized_options): Remove "const".
21435 * gcc.h (driver::handle_unrecognized_options): Likewise.
21436 (driver::build_option_suggestions): New decl.
21437 (driver::suggest_option): New decl.
21438 (driver::m_option_suggestions): New field.
21439 * opts-common.c (add_misspelling_candidates): New function.
21440 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21441 and make non-static.
21442 * opts.h (sanitizer_opts): New array decl.
21443 (add_misspelling_candidates): New function decl.
21444 * spellcheck.c (find_closest_string): New function.
21445 * spellcheck.h (find_closest_string): New function decl.
21447 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21449 PR rtl-optimization/69764
21450 PR rtl-optimization/69771
21451 * optabs.c (expand_binop_directly): For shift_optab_p, force
21452 convert_modes with VOIDmode if xop1 has VOIDmode.
21454 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21457 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21458 to correctly determine instrumentation thunks.
21460 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21463 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21464 type by reference, force lhs on the call.
21467 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21468 Compute retval and retbnd early in all cases if split_part_return_p
21469 and return_bb is not EXIT. Remove all clobber stmts and reset
21470 all debug stmts that refer to SSA_NAMEs defined in split part,
21471 except if it is retval, in that case replace the old retval with the
21472 lhs of the call to the split part.
21474 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21477 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21479 PR middle-end/66726
21480 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21481 whose result is used in PHI.
21482 (maybe_optimize_range_tests): Likewise.
21483 (final_range_test_p): Likweise.
21485 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21487 PR middle-end/66726
21488 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21489 whose result is used in PHI.
21490 (maybe_optimize_range_tests): Likewise.
21491 (final_range_test_p): Likweise.
21493 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21495 * cgraph.c: Spelling fixes - behaviour -> behavior and
21496 neighbour -> neighbor.
21497 * target.def: Likewise.
21498 * sel-sched.c: Likewise.
21499 * config/mips/mips.c: Likewise.
21500 * config/arc/arc.md: Likewise.
21501 * config/arm/cortex-a57.md: Likewise.
21502 * config/arm/arm.c: Likewise.
21503 * config/arm/neon.md: Likewise.
21504 * config/arm/arm-c.c: Likewise.
21505 * config/vms/vms-c.c: Likewise.
21506 * config/s390/s390.c: Likewise.
21507 * config/i386/znver1.md: Likewise.
21508 * config/i386/i386.c: Likewise.
21509 * config/ia64/hpux-unix2003.h: Likewise.
21510 * config/msp430/msp430.md: Likewise.
21511 * config/rx/rx.c: Likewise.
21512 * config/rx/rx.md: Likewise.
21513 * config/aarch64/aarch64-simd.md: Likewise.
21514 * config/aarch64/aarch64.c: Likewise.
21515 * config/nvptx/nvptx.c: Likewise.
21516 * config/bfin/bfin.c: Likewise.
21517 * config/cris/cris.opt: Likewise.
21518 * config/rs6000/rs6000.c: Likewise.
21519 * target.h: Likewise.
21520 * spellcheck.c: Likewise.
21521 * ira-build.c: Likewise.
21522 * tree-inline.c: Likewise.
21523 * builtins.c: Likewise.
21524 * lra-constraints.c: Likewise.
21525 * explow.c: Likewise.
21526 * hwint.h: Likewise.
21527 * targhooks.c: Likewise.
21528 * tree-vect-data-refs.c: Likewise.
21529 * expr.c: Likewise.
21530 * doc/tm.texi: Likewise.
21531 * doc/extend.texi: Likewise.
21532 * doc/install.texi: Likewise.
21533 * doc/md.texi: Likewise.
21534 * tree-ssa-tail-merge.c: Likewise.
21535 * sched-int.h: Likewise.
21536 * match.pd: Likewise.
21537 * sched-ebb.c: Likewise.
21538 * target.def (omit_struct_return_reg): Likewise.
21539 * gimple-ssa-isolate-paths.c: Likewise.
21540 (find_implicit_erroneous_behaviour): Renamed to...
21541 (find_implicit_erroneous_behavior): ... this.
21542 (find_explicit_erroneous_behaviour): Renamed to...
21543 (find_explicit_erroneous_behavior): ... this.
21544 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21546 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21548 PR rtl-optimization/64682
21549 PR rtl-optimization/69567
21550 PR rtl-optimization/69737
21551 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21552 in I2 as well, just lose it.
21554 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21556 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21558 (aarch64_last_printed_tune_string): Likewise.
21559 (aarch64_declare_function_name): Only output .arch assembler
21560 directive if it will be different from the previously output
21561 directive. Same for .tune comment but only if -dA is set.
21562 (aarch64_start_file): New function.
21563 (TARGET_ASM_FILE_START): Define.
21565 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21568 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21570 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21573 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21574 -Wmaybe-uninitialized warning.
21576 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21579 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21581 2016-02-11 Richard Biener <rguenther@suse.de>
21583 PR rtl-optimization/69291
21584 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21585 subexpressions affected by changing the result.
21587 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21590 * lra-constraints.c (curr_insn_transform): Find in/out operands
21591 for secondary memory moves. Update dups.
21593 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21595 PR tree-optimization/69652
21596 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21597 to nested loop, did source re-formatting, skip debug statements,
21598 add check on statement with volatile operand, remove dead scalar
21601 2016-02-10 Jakub Jelinek <jakub@redhat.com>
21602 Patrick Palka <ppalka@gcc.gnu.org>
21606 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21607 calls if the return type is TREE_ADDRESSABLE.
21608 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
21609 * ipa-split.c (split_function): Fix doubled "we" in comment.
21610 Use void return type for the split part even if
21611 !split_point->split_part_set_retval.
21613 2016-02-10 Bin Cheng <bin.cheng@arm.com>
21615 PR tree-optimization/68021
21616 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
21617 when computing the value of biv cand by itself.
21619 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21621 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
21622 (cortexa57_tunings): Likewise.
21623 (cortexa72_tunings): Likewise.
21624 (arch_macro_fusion_pair_p): Add support for AES fusion.
21625 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
21626 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
21627 Allow virtual registers before reload so early scheduling works.
21628 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
21629 correct latency and pipeline.
21630 (cortex_a57_crypto_complex): Likewise.
21631 (cortex_a57_crypto_xor): Likewise.
21632 (define_bypass): Add AES bypass.
21634 2016-02-10 Richard Biener <rguenther@suse.de>
21636 PR tree-optimization/69726
21637 * passes.def: Add DCE pass before late uninit.
21638 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
21639 really fixup if-conversions job.
21641 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21643 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
21644 (arm_cortex_a57_tune): Likewise.
21645 (aarch_macro_fusion_pair_p): Add support for AES fusion.
21646 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
21648 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
21650 * timevar.def (TV_PHASE_DBGINFO): Delete.
21651 (TV_PHASE_CHECK_DBGINFO): Likewise.
21652 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
21654 2016-02-10 Richard Biener <rguenther@suse.de>
21656 PR tree-optimization/69719
21657 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21658 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
21660 2016-02-09 Andrew Pinski <apinski@cavium.com>
21663 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
21664 get_vcond_mask_icode returns false.
21666 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
21669 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
21670 an ADDIS that adds a pointer to a large constant that sets the
21671 upper16 bits with a load operation.
21673 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21676 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
21678 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
21680 (vzipq_s16): Likewise.
21681 (vzipq_s32): Likewise.
21682 (vzipq_f32): Likewise.
21683 (vzipq_u8): Likewise.
21684 (vzipq_u16): Likewise.
21685 (vzipq_u32): Likewise.
21686 (vzipq_p8): Likewise.
21687 (vzipq_p16): Likewise.
21689 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21692 * config/arm/arm.c (neon_endian_lane_map): New function.
21693 (neon_vector_pair_endian_lane_map): New function.
21694 (arm_evpc_neon_vuzp): Allow for big endian lane order.
21695 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
21697 (vuzpq_s16): Likewise.
21698 (vuzpq_s32): Likewise.
21699 (vuzpq_f32): Likewise.
21700 (vuzpq_u8): Likewise.
21701 (vuzpq_u16): Likewise.
21702 (vuzpq_u32): Likewise.
21703 (vuzpq_p8): Likewise.
21704 (vuzpq_p16): Likewise.
21706 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
21709 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
21712 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
21714 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
21715 truncate const_int operand 1 to QImode.
21717 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
21719 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
21720 corresponding to an abnormal edge.
21722 2016-02-09 Tom de Vries <tom@codesourcery.com>
21724 PR tree-optimization/69599
21725 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
21727 (find_func_aliases_for_builtin_call, find_func_clobbers)
21728 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
21731 2016-02-09 Richard Biener <rguenther@suse.de>
21733 PR tree-optimization/69715
21734 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
21735 LHS on calls as non-rewritable.
21737 2016-02-09 Tom de Vries <tom@codesourcery.com>
21740 * lto-wrapper.c (append_diag_options): New function.
21741 (compile_offload_image): Call append_diag_options.
21743 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
21746 * doc/extend.texi (Flag Output Operands): Correct sectioning.
21747 Minor copy-edit to fix verb tenses.
21749 2016-02-08 Jakub Jelinek <jakub@redhat.com>
21751 PR tree-optimization/69209
21752 * ipa-split.c (split_function): If split part is not
21753 returning retval, retval has gimple type but is not
21754 gimple value, force it into a SSA_NAME first.
21756 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
21758 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
21761 2016-02-08 Jason Merrill <jason@redhat.com>
21764 * convert.c (convert_to_integer_1): Check dofold on truncation
21766 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
21767 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
21768 Rename from *_nofold.
21769 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
21770 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
21772 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
21775 * tree.c (build_common_tree_nodes): Remove short_double argument.
21776 All callers changed.
21777 * tree.h (build_common_tree_nodes): Adjust declaration.
21778 * doc/invoke.texi (-fshort-double): Remove documentation.
21779 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21780 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
21781 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21782 (append_linker_options): Don't handle OPT_fshort_double.
21784 PR rtl-optimization/68730
21785 * lra-remat.c (insn_to_cand_activation): New static variable.
21786 (lra_remat): Allocate and free it.
21787 (create_cand): New arg activation. Initialize a field in
21788 insn_to_cand_activation if it is nonnull.
21789 (create_cands): Pass the activation insn to create_cand when making
21790 a candidate involving an output reload. Reorganize code a little.
21791 (do_remat): Keep track of active status of candidates in a separate
21794 2016-02-08 Richard Biener <rguenther@suse.de>
21796 PR tree-optimization/69719
21797 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21798 Properly use absolute of the difference of the two offsets to
21799 compare or adjust the segment length.
21801 2016-02-08 Richard Biener <rguenther@suse.de>
21802 Jeff Law <law@redhat.com>
21805 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21806 types for anonymous SSA names.
21808 2016-02-08 Richard Biener <rguenther@suse.de>
21810 PR rtl-optimization/69274
21811 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21813 2016-02-08 Jeff Law <law@redhat.com>
21815 PR tree-optimization/65917
21816 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21817 equivalences from if (x == y) style conditionals.
21818 (loop_depth_of_name): Remove.
21819 (record_equality): Remove loop depth check.
21820 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21821 (const_and_copies::record_const_or_copy_raw): New member function.
21822 * tree-ssa-scopedtables.c
21823 (const_and_copies::record_const_or_copy_raw): New, factored out of
21824 (const_and_copies::record_const_or_copy): Call new member function.
21826 2016-02-05 Jeff Law <law@redhat.com>
21828 PR tree-optimization/68541
21829 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21830 (count_stmts_in_block): New function.
21831 (poor_ifcvt_candidate_code): Likewise.
21832 (is_feasible_trace): Add some heuristics to determine when path
21833 splitting is profitable.
21834 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21835 is a diamond with a single exit.
21837 2016-02-05 Martin Sebor <msebor@redhat.com>
21840 * doc/invoke.texi: Update -Wplacement-new to take an optional
21843 2016-02-06 Richard Henderson <rth@redhat.com>
21846 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21847 out of non-standard address spaces.
21849 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21851 PR rtl-optimization/69691
21852 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21854 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21856 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21857 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21858 (*ieee128_mfvsrd_64bit): Likewise.
21859 (*ieee128_mfvsrd_32bit): Likewise.
21861 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21865 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21867 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21868 instrumented_version.
21870 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21872 * doc/invoke.texi (Optimize Options): In table of --param options
21873 rename second occurrence of tracer-min-branch-ratio to
21874 tracer-min-branch-probability, rename
21875 tracer-min-branch-ratio-feedback to
21876 tracer-min-branch-probability-feedback and clarify description,
21877 rename sched-spec-state-edge-prob-cutoff to
21878 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21879 to selsched-insns-to-rename, rename lto-minpartition to
21880 lto-min-partition, delete reorder-blocks-duplicate and
21881 reorder-blocks-duplicate-feedback.
21883 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21885 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21888 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21890 * doc/extend.texi: S/390: Correct some typos.
21892 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21894 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21896 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21899 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21900 (s390_register_info_gprtofpr): Use new macros above.
21901 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21903 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21904 its name. Adjust restore and save gpr ranges.
21905 (s390_register_info_set_ranges): New function.
21906 (s390_register_info): Use new macros above. Call
21907 s390_register_info_set_ranges.
21908 (s390_optimize_register_info): Likewise.
21909 (s390_hard_regno_rename_ok): Use new macros.
21910 (s390_hard_regno_scratch_ok): Likewise.
21911 (s390_emit_epilogue): Likewise.
21912 (s390_can_use_return_insn): Likewise.
21913 (s390_optimize_prologue): Likewise.
21914 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21916 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21919 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21921 (ix86_option_override_internal): Disable TARGET_STV even for
21922 -m{incoming,preferred}-stack-boundary=3.
21924 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21926 * config.gcc: Mark deprecated rtems targets as obsolete.
21928 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21930 PR rtl-optimization/64682
21931 PR rtl-optimization/69567
21932 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21933 before I2 only if the register is both used and set in I2.
21935 2016-02-04 DJ Delorie <dj@redhat.com>
21937 * config/msp430/msp430.c (msp430_start_function): Add function type.
21939 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21942 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21944 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21946 PR rtl-optimization/69577
21948 2015-10-29 Richard Henderson <rth@redhat.com>
21952 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21953 sse check to the exact conditions of PR 67609.
21955 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21958 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21959 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21960 not allowed into the traditional Altivec registers.
21961 (movtd_64bit_nodm): Likewise.
21962 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21964 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21966 * config/aarch64/cortex-a57-fma-steering.c
21967 (aarch64_register_fma_steering): Remove "static" from arguments
21970 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21973 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21974 twice when complex.
21976 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21978 * doc/invoke.texi: Delete -mno-fma4.
21980 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21982 PR rtl-optimization/69577
21983 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21984 (find_subregs_of_mode): Update accordingly. Iterate over partial
21987 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21989 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21990 * config/arm/arm.c (neon_reinterpret): Remove.
21991 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21992 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21993 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21994 vreinterpretti): Remove.
21995 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21996 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21997 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21998 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21999 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22000 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22001 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22002 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22003 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22004 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22005 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22006 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22007 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22008 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22009 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22010 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22011 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22012 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22013 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22014 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22015 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22016 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22017 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22018 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22019 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22020 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22021 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22022 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22023 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22024 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22025 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22026 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22027 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22028 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22029 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22030 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22031 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22032 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22033 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22034 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22035 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
22036 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
22037 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
22038 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
22039 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
22040 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
22041 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
22042 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
22043 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
22044 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
22045 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
22046 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
22047 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
22048 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
22049 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
22050 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
22051 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
22052 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
22053 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
22054 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
22055 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
22056 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
22057 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
22058 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
22059 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
22060 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
22061 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
22062 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
22063 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
22064 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
22065 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
22066 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
22067 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
22068 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
22069 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
22070 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
22071 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
22072 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
22073 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
22074 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
22075 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
22076 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
22077 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
22078 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
22079 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
22080 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
22081 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
22082 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
22083 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
22084 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
22085 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
22086 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
22087 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
22088 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
22089 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
22090 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
22091 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
22092 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
22093 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
22094 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
22095 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
22096 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
22097 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
22099 2016-02-04 Martin Liska <mliska@suse.cz>
22102 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
22103 that are gimple_store_p.
22104 (maybe_instrument_call): Likewise.
22106 2016-02-04 Bin Cheng <bin.cheng@arm.com>
22108 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
22109 register scaling out of memory reference and comment why.
22111 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22115 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
22116 folding the source of a SET.
22118 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22122 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
22123 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
22125 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
22129 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
22132 2016-02-04 Christian Bruel <christian.bruel@st.com>
22134 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
22135 * config/arm/arm.c (arm_set_current_function): Likewise.
22137 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22138 Ilya Enkovich <enkovich.gnu@gmail.com>
22139 H.J. Lu <hongjiu.lu@intel.com>
22142 * config/i386/i386.c (convert_scalars_to_vector): Remove
22143 stack alignment fixes.
22144 (ix86_option_override_internal): Disable TARGET_STV if stack
22145 might not be aligned enough.
22146 (ix86_minimum_alignment): Assert that TARGET_STV is false.
22148 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
22150 * config/i386/x86-tune.def: Disable default prefetching
22153 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22154 Vladimir Makarov <vmakarov@redhat.com>
22157 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
22158 in validating fused toc addresses.
22160 2016-02-03 Jakub Jelinek <jakub@redhat.com>
22163 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
22164 range->m_caret fields if range->m_show_caret_p is false.
22167 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22168 Force oldval into register if it does not satisfy reg_or_short_operand
22169 predicate. Fix up formatting.
22171 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
22172 Alexandre Oliva <aoliva@redhat.com>
22175 * lra-constraints.c (simplify_operand_subreg): Check additionally
22176 address validity after potential reloading.
22177 (process_address_1): Check insns validity. In case of failure do
22180 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
22183 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
22186 2016-02-02 Jakub Jelinek <jakub@redhat.com>
22188 * wide-int.cc (canonize_uhwi): New function.
22189 (wi::divmod_internal): Use it.
22191 2016-02-02 James Norris <jnorris@codesourcery.com>
22193 * gimplify.c (omp_notice_variable): Add usage check.
22195 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
22197 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
22198 like LE, GE, LT, GT when emitting relational operator.
22200 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22202 * ira-costs.c (find_costs_and_classes): Add extra argument.
22203 * target.def (ira_change_pseudo_allocno_class): Add parameter.
22204 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
22205 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
22206 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
22207 Add best_class parameter, and return it if not ALL_REGS.
22208 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
22210 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
22211 Update target hook.
22213 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22215 * config/aarch64/aarch64.c
22216 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
22217 (aarch64_ira_change_pseudo_allocno_class): New function.
22219 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
22222 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
22224 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22226 * config/avr/avr.c (avr_option_override): Set
22227 PARAM_ALLOW_STORE_DATA_RACES to 1.
22229 2016-02-02 Richard Biener <rguenther@suse.de>
22231 PR tree-optimization/69595
22232 * match.pd: Add range test simplifications to true/false.
22234 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22236 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22237 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22240 2016-02-02 Richard Biener <rguenther@suse.de>
22242 PR tree-optimization/69606
22243 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22244 info on the result before moving a stmt.
22246 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22248 PR middle-end/68542
22249 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22250 branch with vector comparison.
22251 * config/i386/sse.md (VI48_AVX): New mode iterator.
22252 (define_expand "cbranch<mode>4): Add support for conditional branch
22253 with vector comparison.
22254 * tree-vect-loop.c (optimize_mask_stores): New function.
22255 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22256 has_mask_store field of vect_info.
22257 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22258 vectorized loops having masked stores after vec_info destroy.
22259 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22260 correspondent macros.
22261 (optimize_mask_stores): Add prototype.
22263 2016-02-02 Alan Modra <amodra@gmail.com>
22266 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22269 2016-02-02 Alan Modra <amodra@gmail.com>
22272 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22273 whenever toc_label_name used.
22274 (rs6000_file_start): Don't set up toc section here,
22275 (rs6000_output_function_epilogue): do so here instead,
22276 (rs6000_xcoff_file_start): and here.
22277 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22278 (load_toc_aix_di): Likewise.
22280 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22282 PR rtl-optimization/69592
22283 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22284 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22285 (num_sign_bit_copies_binary_arith_p): New inline function.
22286 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22288 2016-02-01 Jeff Law <law@redhat.com>
22290 PR tree-optimization/69580
22291 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22292 * tree-ssa-threadbackward.c
22293 (fsm_find_control_statement_thread_paths): Do not try to walk
22294 through large PHI nodes.
22296 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22298 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22299 when count is incremented above limit, don't analyze further
22302 * omp-low.c (oacc_parse_default_dims): Avoid
22303 -Wsign-compare warning, make sure value fits into int
22304 rather than just unsigned int.
22306 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22308 PR tree-optimization/67921
22309 * fold-const.c (split_tree): New parameters. Convert pointer
22310 type variable part to proper type before negating.
22311 (fold_binary_loc): Pass new arguments to split_tree.
22313 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22315 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22316 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22317 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22318 * doc/tm.texti: Rebuilt.
22319 * doc/invoke.texi (fopenacc-dim): Document.
22320 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22321 (append_compiler_options): Likewise.
22322 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22323 (oacc_parse_default_dims): New.
22324 (oacc_validate_dims): Add USED arg. Select non-unity default when
22326 (oacc_loop_fixed_partitions): Return mask of used partitions.
22327 (oacc_loop_auto_partitions): Emit dump info.
22328 (oacc_loop_partition): Return mask of used partitions.
22329 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22330 loop partitioning and validation calls.
22332 2016-02-01 Richard Biener <rguenther@suse.de>
22334 PR middle-end/69556
22335 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22337 2016-02-01 Richard Biener <rguenther@suse.de>
22339 PR tree-optimization/69574
22340 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22341 of asserting return chrec_dont_know.
22343 2016-02-01 Martin Liska <mliska@suse.cz>
22345 * mem-stats-traits.h: Add copyright header.
22346 * mem-stats.h: Likewise.
22348 2016-02-01 Richard Biener <rguenther@suse.de>
22350 PR tree-optimization/69579
22351 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22352 Do not propagate through abnormal PHI results.
22354 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22356 * postreload.c (reload_cse_simplify): Remove dead code.
22358 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22360 PR rtl-optimization/69570
22361 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22362 if there is more than one set, not if there is a single set.
22364 2016-02-01 Richard Henderson <rth@redhat.com>
22367 * combine.c (make_compound_operation): When looking through a
22368 subreg, make sure to re-extend to the width of the outer mode.
22370 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22372 PR tree-optimization/69546
22373 * wide-int.cc (wi::divmod_internal): For unsigned division
22374 where both operands fit into uhwi, if o1 is 1 and o0 has
22375 msb set, if divident_prec is larger than bits per hwi,
22376 clear another quotient word and return 2 instead of 1.
22377 Similarly for remainder with msb in HWI set, if dividend_prec
22378 is larger than bits per hwi.
22380 2016-01-29 Martin Jambor <mjambor@suse.cz>
22382 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22383 Use short lowercase names.
22384 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22385 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22386 acq_rel one. Protect warning agains segfaults if
22387 get_memory_order_name returns NULL.
22388 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22389 with release semantics. Do not warn if get_memory_order already did.
22390 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22391 semantics. Fix check for relaxed or acquire semantics. Do not warn
22392 if get_memory_order already did.
22394 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22396 * doc/install.texi: Document that isl-0.16 is supported.
22398 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22401 * config/i386/constraints.md (Bm): Describe as special memory
22403 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22404 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22405 * genpreds.c (struct constraint_data): Add is_special_memory.
22406 (have_special_memory_constraints, special_memory_start): New
22408 (special_memory_end): Ditto.
22409 (add_constraint): Add new arg is_special_memory. Add code to
22410 process its true value. Update have_special_memory_constraints.
22411 (process_define_constraint): Pass the new arg.
22412 (process_define_register_constraint): Ditto.
22413 (choose_enum_order): Process special memory.
22414 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22415 function insn_extra_special_memory_constraint.
22416 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22417 * gensupport.c (process_rtx): Process
22418 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22419 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22420 * ira-lives.c (single_reg_class): Use
22421 insn_extra_special_memory_constraint.
22422 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22423 * lra-constraints.c (process_alt_operands): Ditto.
22424 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22425 * recog.c (asm_operand_ok, preprocess_constraints): Process
22427 * reload.c (find_reloads): Ditto.
22428 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22429 * stmt.c (parse_input_constraint): Use
22430 insn_extra_special_memory_constraint.
22432 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22435 * lra-splill.c (lra_final_code_change): Revert r229087 by
22436 removing all sub-registers.
22438 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22441 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22443 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22446 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22447 SSE1, copy target into the temporary reg first before recursing
22450 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22452 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22455 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22457 * ginclude/stdarg.h: Test __cplusplus instead of
22458 __GXX_EXPERIMENTAL_CXX0X__.
22460 2016-01-29 Richard Biener <rguenther@suse.de>
22462 PR tree-optimization/69547
22463 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22464 Do not mark clobbers necessary.
22465 (mark_all_reaching_defs_necessary_1): Likewise.
22467 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22469 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22470 declaration name with %qs and print it in both error messages.
22471 Also fix indentation.
22473 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22476 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22477 trailing blank line from error message.
22479 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22482 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22485 2016-01-29 Richard Biener <rguenther@suse.de>
22487 PR middle-end/69537
22488 * match.pd: Allow all integral types when simplifying a
22489 widening or sign-changing conversion.
22491 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22493 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22494 back to setting codegen_error to fail codegen.
22496 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22499 * config/i386/constraints.md (C): Only accept constant zero operand.
22500 (BC): New constraint.
22501 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22502 instead of C constraint.
22503 * doc/md.texi (Machine Constraints): Update description
22506 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22509 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22511 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22513 PR middle-end/69542
22514 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22517 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22519 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22520 branches if using guessed profile.
22522 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22524 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22526 2016-01-28 Richard Henderson <rth@redhat.com>
22529 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22530 * config/aarch64/aarch64-protos.h: Update.
22531 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22532 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22533 (aarch64_get_condition_code_1): Handle CC_Cmode.
22534 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22535 (*add<mode>3_compareC_cconly_imm): New.
22536 (*add<mode>3_compareC_cconly): New.
22537 (*add<mode>3_compareC_imm): New.
22538 (add<mode>3_compareC): New.
22539 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22540 to be first. Use aarch64_carry_operation.
22541 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22542 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22543 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22544 (subti3): Use subdi3_compare1.
22545 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22546 (sub<mode>3_compare1): New.
22547 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22548 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22549 (*subsi3_carryin_uxtw): Likewise.
22550 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22551 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22552 * config/aarch64/iterators.md (DWI): New.
22553 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22554 (aarch64_borrow_operation): New.
22556 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22558 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22559 message when isl does not return a valid schedule.
22561 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22563 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22564 Remove comments from class declarations: they are already in the code
22567 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22569 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22571 (ternary_op_to_tree): Same.
22572 (unary_op_to_tree): Same.
22573 (nary_op_to_tree): Same.
22574 (gcc_expression_from_isl_expr_op): Same.
22575 (gcc_expression_from_isl_expression): Same.
22576 (graphite_create_new_loop): Same.
22577 (graphite_create_new_loop_guard): Same.
22578 (build_iv_mapping): Same.
22579 (graphite_create_new_guard): Same.
22580 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22581 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22583 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22585 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22586 instead of setting codegen_error to fail codegen.
22588 2016-01-28 Jason Merrill <jason@redhat.com>
22590 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22592 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22594 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22595 Remove CONST_INT_P check in CCMP cost calculation.
22597 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22599 * config/aarch64/aarch64.c (generic_vector_cost):
22600 Set vec_permute_cost.
22601 (cortexa57_vector_cost): Likewise.
22602 (exynosm1_vector_cost): Likewise.
22603 (xgene1_vector_cost): Likewise.
22604 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
22605 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
22606 Add vec_permute_cost entry.
22608 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22610 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
22612 (add<mode>3_compare0): Likewise.
22613 (addsi3_compare0_uxtw): Likewise.
22614 (add<mode>3nr_compare0): Likewise.
22615 (compare_neg<mode>): Likewise.
22616 (<optab><mode>3): Likewise.
22618 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
22620 * tree-vect-stmts.c (vectorizable_comparison): Add
22621 NULL check for vectype.
22623 2016-01-28 Richard Biener <rguenther@suse.de>
22625 PR tree-optimization/69466
22626 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
22627 Account for PHIs we couldn't duplicate.
22629 2016-01-28 Martin Liska <mliska@suse.cz>
22632 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
22633 instead of ENABLE_VALGRIND_CHECKING.
22635 2016-01-27 Richard Henderson <rth@redhat.com>
22638 * lra-remat.c (subreg_regs): New.
22639 (dump_candidates_and_remat_bb_data): Dump it.
22640 (operand_to_remat): Reject if operand in subreg_regs.
22641 (set_bb_regs): Collect subreg_regs.
22642 (lra_remat): Init and free subreg_regs. Compute
22643 calculate_local_reg_remat_bb_data before create_cands.
22645 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
22648 * config/i386/i386.c (ix86_update_stack_boundary): Don't
22649 change stack_alignment_needed for __tls_get_addr call.
22651 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
22653 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
22655 2016-01-27 Jeff Law <law@redhat.com>
22657 PR tree-optimization/68398
22658 PR tree-optimization/69196
22659 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
22660 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
22661 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22662 Only count PHIs in the last block in the path. The others will
22663 const/copy propagate away. Add heuristic to allow more irreducible
22664 subloops to be created when it is likely profitable to do so.
22666 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22667 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
22668 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
22670 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22673 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
22674 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
22675 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
22676 * tree-streamer-in.c: Include asan.h.
22677 (streamer_get_builtin_tree): For builtins in sanitizer
22678 range call initialize_sanitizer_builtins and retry.
22680 2016-01-27 Ian Lance Taylor <iant@google.com>
22682 * common.opt (fkeep-gc-roots-live): New undocumented option.
22683 * tree-ssa-loop-ivopts.c (add_candidate_1): If
22684 -fkeep-gc-roots-live, skip pointers.
22685 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
22688 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
22691 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
22692 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
22694 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
22697 * configure.ac: NetBSD provides SSP in its C library.
22698 * configure: Updated.
22700 2016-01-27 Richard Biener <rguenther@suse.de>
22702 PR tree-optimization/69166
22703 * tree-vect-loop.c (vect_is_simple_reduction): Always check
22704 reduction code for commutativity / associativity.
22706 2016-01-27 Martin Jambor <mjambor@suse.cz>
22708 PR tree-optimization/69355
22709 * tree-sra.c (analyze_access_subtree): Correct hole detection when
22710 total_scalarization fails.
22712 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
22714 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
22717 2016-01-27 Christian Bruel <christian.bruel@st.com>
22720 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
22721 Move arm_reset_previous_fndecl and set_target_option_current_node in
22722 the conditional part. Call save_restore_target_globals.
22723 * config/arm/arm.c (arm_set_current_function):
22724 Refactor to better support #pragma target and attribute mix.
22725 Call save_restore_target_globals.
22726 * config/arm/arm-protos.h (save_restore_target_globals): New function.
22728 2016-01-27 Martin Liska <mliska@suse.cz>
22730 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
22731 reference for an HSA kernel and its host function.
22733 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22735 PR tree-optimization/69399
22736 * wide-int.h (wi::lrshift): For larger precisions, only
22737 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
22739 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
22741 * config/arc/predicates.md (proper_comparison_operator): Reject
22742 constant-constant comparison.
22744 2016-01-26 Tom de Vries <tom@codesourcery.com>
22746 PR tree-optimization/69110
22747 * tree-data-ref.c (initialize_data_dependence_relation): Handle
22748 DR_NUM_DIMENSIONS == 0.
22750 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22751 Sebastian Pop <s.pop@samsung.com>
22753 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
22754 isl_ast_op_cond and isl_ast_op_select.
22755 (gcc_expression_from_isl_expr_op): Same.
22757 2016-01-26 Jason Merrill <jason@redhat.com>
22760 * tree.c (recompute_constructor_flags): Split out from
22762 (verify_constructor_flags): New.
22763 * tree.h: Declare them.
22765 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
22767 PR rtl-optimization/69217
22768 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
22769 are no TYPE_FIELDS set for the record type.
22771 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22774 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
22775 toc_label_name unconditionally.
22776 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
22777 SYMBOL_REF string. Use toc_label_name instead of constructing
22779 (rs6000_elf_declare_function_name): Use toc_label_name instead of
22780 constructing LCTOC1.
22782 2016-01-26 Martin Sebor <msebor@redhat.com>
22785 * doc/extend.texi (Common Type Attributes): Move text that talks about
22786 attribute packed from attribute aligned to the section discussing
22787 the former attribute for clarity.
22789 2016-01-26 Richard Henderson <rth@redhat.com>
22791 PR middle-end/60908
22792 * trans-mem.c (tm_region_init): Mark entry block as visited.
22794 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22797 * diagnostic-show-locus.c (layout::print_source_line): Replace
22798 call to pp_newline with call to layout::print_newline.
22799 (layout::print_annotation_line): Likewise.
22800 (layout::move_to_column): Likewise.
22801 (layout::print_any_fixits): After printing any fixits, print a
22802 trailing newline, if necessary.
22803 (layout::print_newline): New method, resetting any colorization
22805 (diagnostic_show_locus): Move the pp_newline to before the
22806 early bailout. Remove dummy block enclosing the layout instance.
22807 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22808 of pp_newline_and_flush with pp_flush.
22809 (diagnostic_append_note): Delete use of pp_newline.
22810 (diagnostic_append_note_at_rich_loc): Delete.
22811 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22812 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22813 when newline characters are added to the buffer.
22815 2016-01-26 Michael Matz <matz@suse.de>
22817 * configure.ac (ac_cv_std_swap_in_utility): New test.
22818 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22819 * configure: Regenerate.
22820 * config.in: Regenerate.
22822 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22824 * config/arc/arc.md (cstoresi4): Force operand into register.
22825 (arcset<code>): Fix predicate.
22826 (arcsetltu): Likewise.
22827 (arcsetgeu): Likewise.
22828 (arcsethi): Likewise.
22829 (arcsetls): Likewise.
22831 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22833 PR tree-optimization/69483
22834 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22835 if base has error_mark_node type.
22837 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22840 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22841 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22843 (vget_lane_f16): Handle big-endian.
22844 (vgetq_lane_f16): Likewise.
22845 (vset_lane_f16): Likewise.
22846 (vsetq_lane_f16): Likewise.
22847 * config/arm/iterators.md (VQXMOV): Add V8HF.
22848 (VDQ): Add V4HF and V8HF.
22849 (V_reg): Handle V4HF and V8HF.
22850 (Is_float_mode): Likewise.
22851 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22852 neon_vdup_nv8hf): New patterns.
22853 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22854 Use VD_LANE iterator.
22855 (neon_vld1_dup<mode>): Use VQ2 iterator.
22857 2016-01-26 Nathan Sidwell <nathan@acm.org>
22859 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22860 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22861 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22862 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22863 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22864 (oacc_validate_dims): Add LEVEL arg, don't return level.
22865 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22866 oacc_validate_dims.
22867 (execute_oacc_device_lower): Adjust, add more dump output.
22868 * tree-ssa-loop.c (gate_oacc_kernels): Use
22869 oacc_fn_attrib_kernels_p.
22870 * tree-parloops.c (create_parallel_loop): Adjust
22871 set_oacc_fn_attrib call.
22873 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22876 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22877 (append_compiler_options): Handle -fcilkplus.
22878 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22880 2016-01-26 Nick Clifton <nickc@redhat.com>
22883 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22884 been marked as DECL_ONE_ONLY but we do not the means to make it
22885 so, then do not allow it to bind locally.
22887 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22890 * opts.h (parse_sanitizer_options): New prototype.
22891 * opts.c (sanitizer_opts): New array.
22892 (parse_sanitizer_options): New function.
22893 (common_handle_option): Use parse_sanitizer_options.
22895 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22898 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22899 alignment adjustment to ...
22900 (ix86_update_stack_boundary): Here. Don't over-align stack for
22902 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22903 if __tls_get_addr is called.
22905 2016-01-26 Christian Bruel <christian.bruel@st.com>
22907 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22909 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22911 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22913 2016-01-26 Richard Biener <rguenther@suse.de>
22915 PR middle-end/69467
22916 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22918 2016-01-26 Richard Biener <rguenther@suse.de>
22920 PR tree-optimization/69452
22921 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22922 (move_computations_dom_walker::before_dom_children): Rename
22924 (move_computations_worker): This.
22925 (move_computations): Perform an RPO rather than a DOM walk.
22927 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22930 * combine.c (combine_instructions): For REG_EQUAL note with
22931 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22932 to the underlying register.
22933 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22934 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22936 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22939 * config/aarch64/aarch64-builtins.c
22940 (aarch64_init_simd_builtin_types): Do not set structural
22941 equality to __Poly{8,16,64,128}_t types.
22943 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22945 PR tree-optimization/69400
22946 * wide-int.cc (wi_pack): Take the precision as argument and
22947 perform canonicalization here rather than in the callers.
22948 Use the main loop to handle all full-width HWIs. Add a
22949 zero HWI if in_len isn't a full result.
22950 (wi::divmod_internal): Update accordingly.
22951 (wi::mul_internal): Likewise. Simplify.
22953 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22954 Sebastian Pop <s.pop@samsung.com>
22956 * graphite-poly.c (apply_poly_transforms): Simplify.
22957 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22958 (print_isl_map): Same.
22959 (print_isl_union_map): Same.
22960 (print_isl_schedule): New.
22961 (debug_isl_schedule): New.
22962 * graphite-dependences.c (scop_get_reads): Do not call
22963 isl_union_map_add_map that is undocumented isl functionality.
22964 (scop_get_must_writes): Same.
22965 (scop_get_may_writes): Same.
22966 (scop_get_original_schedule): Remove.
22967 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22968 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22969 (compute_deps): Remove.
22970 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22971 (debug_schedule_ast): New.
22972 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22973 set_separate_option.
22974 (graphite_regenerate_ast_isl): Add dump.
22975 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22976 from scop->transformed_schedule.
22977 (graphite_regenerate_ast_isl): Add more dump.
22978 * graphite-optimize-isl.c (optimize_isl): Set
22979 scop->transformed_schedule. Check whether schedules are equal.
22980 (apply_poly_transforms): Move here.
22981 * graphite-poly.c (apply_poly_transforms): ... from here.
22982 (free_poly_bb): Static.
22983 (free_scop): Static.
22984 (pbb_number_of_iterations_at_time): Remove.
22985 (print_isl_ast): New.
22986 (debug_isl_ast): New.
22987 (debug_scop_pbb): New.
22988 * graphite-scop-detection.c (print_edge): Move.
22989 (print_sese): Move.
22990 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22991 (build_scop_scattering): Remove.
22992 (create_pw_aff_from_tree): Assert instead of bailing out.
22993 (add_condition_to_pbb): Remove unused code, do not fail.
22994 (add_conditions_to_domain): Same.
22995 (add_conditions_to_constraints): Remove.
22996 (build_scop_context): New.
22997 (add_iter_domain_dimension): New.
22998 (build_iteration_domains): Initialize pbb->iterators.
22999 Call add_conditions_to_domain.
23002 (index_outermost_in_loop): New.
23003 (index_pbb_in_loop): New.
23004 (outermost_pbb_in): New.
23005 (add_in_sequence): New.
23006 (add_outer_projection): New.
23007 (outer_projection_mupa): New.
23008 (add_loop_schedule): New.
23009 (build_schedule_pbb): New.
23010 (build_schedule_loop): New.
23011 (embed_in_surrounding_loops): New.
23012 (build_schedule_loop_nest): New.
23013 (build_original_schedule): New.
23014 (build_poly_scop): Call build_original_schedule.
23015 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23016 (free_poly_dr): Remove.
23017 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23018 (free_poly_bb): Remove.
23019 (debug_loop_vec): Remove.
23020 (print_isl_ast): Declare.
23021 (debug_isl_ast): Declare.
23022 (scop_do_interchange): Remove.
23023 (scop_do_strip_mine): Remove.
23024 (scop_do_block): Remove.
23025 (flatten_all_loops): Remove.
23026 (optimize_isl): Remove.
23027 (pbb_number_of_iterations_at_time): Remove.
23028 (debug_scop_pbb): Declare.
23029 (print_schedule_ast): Declare.
23030 (debug_schedule_ast): Declare.
23031 (struct scop): Remove schedule. Add original_schedule,
23032 transformed_schedule.
23033 (free_gimple_poly_bb): Remove.
23034 (print_generated_program): Remove.
23035 (debug_generated_program): Remove.
23036 (unify_scattering_dimensions): Remove.
23037 * sese.c (print_edge): ... here.
23038 (print_sese): ... here.
23039 (debug_edge): ... here.
23040 (debug_sese): ... here.
23041 * sese.h (print_edge): Declare.
23042 (print_sese): Declare.
23043 (dump_edge): Declare.
23044 (dump_sese): Declare.
23046 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23047 Sebastian Pop <s.pop@samsung.com>
23049 * Makefile.in: Set ISLVER in site.exp.
23051 2016-01-25 Jakub Jelinek <jakub@redhat.com>
23053 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
23054 DECL_VALUE_EXPR of new_var even for the non-array case. Look
23055 through DECL_VALUE_EXPR for expansion.
23057 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23059 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
23060 the frame info after reload completed.
23062 2016-01-25 Jeff Law <law@redhat.com>
23064 PR tree-optimization/69196
23065 PR tree-optimization/68398
23066 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
23067 tree-ssa-threadupdate.c.
23068 (determine_bb_domination_status): Prototype
23069 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
23070 (determine_bb_domination_status): No longer static.
23071 (valid_jump_thread_path): Remove code to detect characteristics
23072 of the jump thread path not associated with correctness.
23073 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
23074 Correct test for thread path length. Count PHIs for real operands as
23075 statements that need to be copied. Do not count ASSERT_EXPRs.
23076 Look at all the blocks in the thread path. Compute and selectively
23077 filter thread paths based on threading through the latch, threading
23078 a multiway branch or crossing a multiway branch.
23080 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23082 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
23083 decl with __attribute__ ((unused)) annotation.
23085 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
23088 * tree-vect-stmts.c (vectorizable_condition): Check vectype
23089 of operands is compatible with a statement vectype.
23091 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
23093 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
23094 improve wording for mixed storage order support.
23096 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
23098 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
23099 (vcvt_u64_f64): Likewise.
23100 (vcvta_s64_f64): Likewise.
23101 (vcvta_u64_f64): Likewise.
23102 (vcvtm_s64_f64): Likewise.
23103 (vcvtm_u64_f64): Likewise.
23104 (vcvtn_s64_f64): Likewise.
23105 (vcvtn_u64_f64): Likewise.
23106 (vcvtp_s64_f64): Likewise.
23107 (vcvtp_u64_f64): Likewise.
23109 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
23111 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
23112 (arc_init): Check validity mll64 option.
23113 (arc_save_restore): Use double load/store instruction.
23114 (arc_expand_movmem): Likewise.
23115 (arc_split_move): Don't split if we have double load/store
23116 instructions. Returns a boolean.
23117 (arc_process_double_reg_moves): Change function to return boolean
23118 instead of a sequence of instructions.
23119 (arc_dwarf_register_span): New function.
23120 * config/arc/arc-protos.h (arc_split_move): Change prototype.
23121 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
23122 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
23123 (*movdf_insn): Likewise.
23124 * config/arc/arc.opt (mll64): New option.
23125 * config/arc/predicates.md (even_register_operand): New predicate.
23126 * doc/invoke.texi (ARC Options): Add mll64 documentation.
23128 2016-01-25 Richard Biener <rguenther@suse.de>
23131 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
23132 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
23134 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
23136 2016-01-25 Richard Biener <rguenther@suse.de>
23138 PR tree-optimization/69376
23139 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
23141 (VN_INFO_ANTI_RANGE_P): New inline.
23142 (VN_INFO_RANGE_TYPE): Likewise.
23143 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
23144 SSA_NAME_ANTI_RANGE_P.
23145 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
23146 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23147 Properly query VN_INFO_RANGE_TYPE.
23149 2016-01-25 Nick Clifton <nickc@redhat.com>
23152 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
23154 2016-01-23 Tom de Vries <tom@codesourcery.com>
23156 PR tree-optimization/69426
23157 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
23160 2016-01-23 Jakub Jelinek <jakub@redhat.com>
23162 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
23163 "the the" with "the" in the comments.
23164 * ipa-devirt.c (build_type_inheritance_graph,
23165 update_type_inheritance_graph): Likewise.
23166 * tree.c (build_function_type_list_1): Likewise.
23167 * cfgloopmanip.c (scale_loop_profile): Likewise.
23168 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
23169 * gimple-ssa-split-paths.c
23170 (find_block_to_duplicate_for_splitting_paths): Likewise.
23171 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
23172 * expr.c (convert_move): Likewise.
23173 * var-tracking.c (vt_stack_adjustments): Likewise.
23174 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23175 * tree-vrp.c (test_for_singularity): Likewise.
23177 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
23178 directly instead of building a temporary tree.
23181 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
23182 remove <algorithm> include.
23184 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23187 * config/i386/i386.c: Include dojump.h.
23188 (expand_small_movmem_or_setmem,
23189 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
23191 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
23192 if dynamic_check != -1.
23194 2016-01-21 Jeff Law <law@redhat.com>
23196 PR middle-end/69347
23197 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
23198 record_temporary_equivalences. Rewritten to avoid unnecessary calls
23199 into dominated_by_p.
23200 (cprop_into_successor_phis): Avoid unnecessary tests.
23202 2016-01-22 Richard Henderson <rth@redhat.com>
23205 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
23206 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
23208 2016-01-22 Michael Matz <matz@suse.de>
23210 * system.h (string, algorithm): Include only conditionally.
23211 (new): Include always under C++.
23212 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
23213 * final.c (toplevel): Ditto.
23214 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
23215 * genconditions.c (write_header): Make gencondmd.c define
23217 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
23219 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
23220 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
23222 2016-01-22 Christian Bruel <christian.bruel@st.com>
23225 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
23227 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23230 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
23231 define_insn_and_split. Ensure operands[1] and operands[0] do not
23232 get assigned the same register.
23234 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23236 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23238 2016-01-22 Christian Bruel <christian.bruel@st.com>
23240 * config/arm/arm-c.c (arm_pragma_target_parse):
23241 Remove warn_builtin_macro_redefined overwrite.
23243 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23245 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23246 flag_non_call_exceptions compatibility.
23248 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23251 * dwarf2out.c (add_child_die_after): New function.
23252 (dwarf_qual_info_t): New type.
23253 (dwarf_qual_info): New variable.
23254 (qualified_die_p): New function.
23255 (modified_type_die): For -fdebug-types-section, ensure
23256 canonical order of qualifiers. Put qualified DIEs adjacent
23257 to the corresponding non-qualified type DIE and search there
23258 for existing qualified DIEs.
23260 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23262 * doc/extend.texi (scalar_storage_order type attribute): Document
23263 restriction on type punning and aliasing, and remove future tense.
23265 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23268 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23271 2016-01-21 Jeff Law <law@redhat.com>
23273 PR middle-end/69347
23274 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23275 useless call to record_temporary_equivalences.
23276 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23277 allocate 10 slots in the bb_path vector and let it grow as needed.
23278 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23281 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23283 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23285 * configure: Regenerate.
23287 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23289 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23290 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23292 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23294 PR middle-end/66178
23295 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23296 drop EXPAND_INITIALIZER.
23297 * rtl.h (contains_symbolic_reference_p): Declare.
23298 * rtlanal.c (contains_symbolic_reference_p): New function.
23299 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23300 a subtraction into a NOT if symbolic constants are involved.
23302 2016-01-21 Anton Blanchard <anton@samba.org>
23303 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23306 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23308 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23311 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23313 * config/microblaze/microblaze.c
23314 (get_branch_target): New.
23315 (insert_wic_for_ilb_runout): New.
23317 (microblaze_machine_dependent_reorg): New.
23318 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23319 * config/microblaze/microblaze.md
23320 (UNSPEC_IPREFETCH): Define.
23321 (iprefetch): New pattern
23322 * config/microblaze/microblaze.opt
23323 (mxl-prefetch): New flag.
23325 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23327 * config/microblaze/microblaze.h
23328 (FIXED_REGISTERS): Update in macro.
23329 (CALL_USED_REGISTERS): Update in macro.
23331 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23333 PR rtl-optimization/68920
23334 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23337 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23339 PR rtl-optimization/68990
23340 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23341 pseudo instead of inheritance ones.
23343 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23344 Nick Clifton <nickc@redhat.com>
23348 * config/mips/mips.c (mips_compute_frame_info): Initialise
23349 args_size and hard_frame_pointer_offset fields of the frame
23350 structure before calling mips_global_pointer.
23352 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23354 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23356 * configure: Regenerate.
23358 2016-01-21 Richard Biener <rguenther@suse.de>
23360 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23362 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23364 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23365 to actually emit the .size directive.
23367 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23368 Jakub Jelinek <jakub@redhat.com>
23372 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23373 args array size by one to avoid buffer overflow.
23375 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23377 * config/s390/s390.md (pool_section_start): Use switch_to_section
23378 to select proper read-only data section instead of hardcoding
23380 (pool_section_end): Use switch_to_section to match the above.
23382 2016-01-21 Richard Biener <rguenther@suse.de>
23384 PR tree-optimization/69378
23385 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23386 (set_ssa_val_to): Use it for dominance checks taking into
23387 account not executable edges.
23389 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23392 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23393 for bitsize instead of GET_MODE_PRECISION (mode).
23395 2016-01-20 Martin Sebor <msebor@redhat.com>
23398 * extend.texi (__sync Builtins): Clarify the semantics of
23399 __sync_fetch_and_OP built-ins on pointers.
23400 (__atomic Builtins): Same.
23402 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23403 Sebastian Pop <s.pop@samsung.com>
23405 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23406 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23407 (is_valid_rename): Same.
23408 (translate_isl_ast_to_gimple::get_rename): Same.
23409 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23410 (translate_isl_ast_to_gimple::rename_uses): Same.
23411 (get_new_name): Check for close_phi nodes.
23412 (copy_loop_phi_args): Use phi_node_kind.
23413 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23414 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23416 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23417 Sebastian Pop <s.pop@samsung.com>
23419 Revert commit r229783.
23420 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23421 Remove use of parameter_rename_map.
23422 (copy_def): Remove.
23423 (copy_internal_parameters): Remove.
23424 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23425 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23426 (free_sese_info): Do not free parameter_rename_map.
23427 (set_rename): Do not use parameter_rename_map.
23428 (rename_uses): Update call to set_rename.
23429 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23430 * sese.h (parameter_rename_map_t): Remove.
23431 (struct sese_info_t): Remove field parameter_rename_map.
23433 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23434 Sebastian Pop <s.pop@samsung.com>
23436 * graphite-isl-ast-to-gimple.c: Fix comment.
23437 * graphite-scop-detection.c (defined_in_loop_p): New.
23438 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23439 names defined in loop.
23441 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23442 Sebastian Pop <s.pop@samsung.com>
23444 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23445 Discard unstructured if-then-else regions.
23447 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23448 Sebastian Pop <s.pop@samsung.com>
23450 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23451 (cleanup_loop_iter_dom): Remove.
23452 (build_loop_iteration_domains): Remove.
23453 (build_scop_context): Remove.
23454 (build_scop_iteration_domain): Remove.
23455 (add_loop_constraints): New.
23456 (build_iteration_domains): New.
23457 (build_poly_scop): Call build_iteration_domains.
23459 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23460 Sebastian Pop <s.pop@samsung.com>
23462 * graphite-scop-detection.c
23463 (scop_detection::harmful_loop_in_region): Free dom and loops.
23464 (scop_detection::loop_body_is_valid_scop): Free bbs.
23466 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23467 Sebastian Pop <s.pop@samsung.com>
23469 * graphite-scop-detection.c (record_loop_in_sese): New.
23470 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23471 (build_scops): Remove call to build_sese_loop_nests.
23472 * sese.c (sese_record_loop): Remove.
23473 (build_sese_loop_nests): Remove.
23474 (new_sese_info): Remove region->loops.
23475 (free_sese_info): Same.
23476 * sese.h (sese_contains_loop): Same.
23477 (build_sese_loop_nests): Remove.
23478 (sese_contains_loop): Remove.
23480 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23481 Sebastian Pop <s.pop@samsung.com>
23483 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23484 loop_is_valid_in_scop.
23485 (scop_detection::harmful_stmt_in_region): Renamed
23486 harmful_loop_in_region.
23487 Call loop_is_valid_in_scop.
23489 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23490 Sebastian Pop <s.pop@samsung.com>
23492 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23495 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23496 Sebastian Pop <s.pop@samsung.com>
23498 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23499 * graphite.h (struct poly_bb): Remove field is_reduction.
23500 (PBB_IS_REDUCTION): Remove.
23502 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23503 Sebastian Pop <s.pop@samsung.com>
23505 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23506 (add_pdr_constraints): Same.
23507 (scop_get_reads): Same.
23508 (scop_get_must_writes): Same.
23509 (scop_get_may_writes): Same.
23510 (scop_get_original_schedule): Same.
23511 (extend_schedule): Same.
23512 (apply_schedule_on_deps): Same.
23513 (carries_deps): Same.
23514 (compute_deps): Same.
23515 (scop_get_dependences): Same.
23516 * graphite-isl-ast-to-gimple.c
23517 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23518 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23519 (get_schedule_for_band_list): Same.
23520 (get_schedule_map): Same.
23521 (apply_schedule_map_to_scop): Same.
23522 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23523 (build_loop_iteration_domains): Same.
23524 (add_condition_to_pbb): Same.
23525 (add_param_constraints): Same.
23526 (pdr_add_memory_accesses): Same.
23527 (pdr_add_data_dimensions): Same.
23529 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23531 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23534 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23536 * common.opt (feliminate-dwarf2-dups): Replace references to
23537 "DWARF 2" with just "DWARF".
23538 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23539 * doc/extend.texi: Likewise.
23540 * doc/cpp.texi: Likewise.
23541 * doc/invoke.texi: Likewise.
23542 (Option Summary): Add -gdwarf to list of Debugging Options.
23543 (Debugging Options): Document -gdwarf.
23544 * doc/contrib.texi: Spell "DWARF" like that.
23546 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23548 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23549 warning. Fix up formatting.
23551 PR middle-end/67653
23552 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23553 attempt to mark memory input operand addressable and
23554 call prepare_gimple_addressable in that case. Don't adjust
23555 input_location for diagnostics, use error_at instead.
23557 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23559 * config/rs6000/ppc-auxv.h: New file.
23560 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23561 (cpu_is): Likewise.
23562 (cpu_supports): Likewise.
23563 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23564 (cpu_is_info): New variable.
23565 (cpu_supports_info): Likewise.
23566 (tcb_verification_symbol): Likewise.
23567 (cpu_builtin_p): Likewise.
23568 (cpu_expand_builtin): New function.
23569 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23570 (rs6000_init_builtins): Likewise.
23571 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23572 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23573 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23574 * configure: Regenerate.
23575 * config.in: Likewise.
23576 * doc/extend.texi (PowerPC Built-in Functions): Document
23577 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23579 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23582 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23584 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23587 2016-01-20 Richard Henderson <rth@redhat.com>
23593 * tree.c (tm_define_builtin): New.
23594 (find_tm_vector_type): New.
23595 (build_tm_vector_builtins): New.
23596 (build_common_builtin_nodes): Call it.
23598 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
23600 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
23601 (arm_fp_ok): Likewise.
23602 (arm_fp): Likewise.
23603 (arm_crypto): Likewise.
23605 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
23606 Richard Biener <rguenther@suse.de>
23608 PR tree-optimization/69328
23609 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
23610 vectors have same number of elements.
23611 (vectorizable_condition): Fix masked version recognition.
23613 2016-01-20 Richard Biener <rguenther@suse.de>
23615 PR tree-optimization/69345
23616 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
23617 (VN_INFO_PTR_INFO): Likewise.
23618 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
23619 info when it is equal between non-dominating SSA names.
23620 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23621 Make sure to look at original SSA infos.
23623 2016-01-20 Jeff Law <law@redhat.com>
23626 * config/m68k/predicates.md (pow2_m1_operand): New predicate
23628 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
23629 (pc_or_label_operand): New predicate.
23630 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
23631 tests for small integers that are 2^n - 1.
23633 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
23635 * doc/invoke.texi (Options Summary): Add '.' after @xref.
23637 2016-01-19 Jeff Law <law@redhat.com>
23639 PR middle-end/69347
23640 * tree-ssa-threadbackwards.c
23641 (fsm_find_control_statement_thread_paths): Do not try to lookup
23642 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
23644 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
23646 * doc/lto.texi: Remove text that says only Gold has linker plugin
23649 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
23651 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
23652 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
23653 the DIE accordingly.
23654 (modified_type_die): Add REVERSE parameter and pass it recursively,
23655 as well as to base_type_die. Adjust presence check accordingly.
23656 (base_type_for_mode): Adjust call to modified_type_die.
23657 (add_type_attribute): Add REVERSE parameter and pass it to
23659 (generic_parameter_die): Adjust call to add_type_attribute.
23660 (add_scalar_info): Likewise.
23661 (add_subscript_info): Likewise.
23662 (gen_array_type_die): Likewise.
23663 (gen_descr_array_type_die): Likewise.
23664 (gen_entry_point_die): Likewise.
23665 (gen_enumeration_type_die): Likewise.
23666 (gen_formal_parameter_die): Likewise.
23667 (gen_subprogram_die): Likewise.
23668 (gen_variable_die ): Likewise.
23669 (gen_const_die): Likewise.
23670 (gen_field_die): Likewise.
23671 (gen_pointer_type_die): Likewise.
23672 (gen_reference_type_die): Likewise.
23673 (gen_ptr_to_mbr_type_die): Likewise.
23674 (gen_inheritance_die): Likewise.
23675 (gen_subroutine_type_die): Likewise.
23676 (gen_typedef_die): Likewise.
23677 (force_type_die): Adjust call to modified_type_die.
23679 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
23681 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
23682 flow throughout the file. Fix broken link to Objective-C 2.0
23684 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
23687 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23689 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
23691 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23694 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
23695 (maybe_record_node): Record cxa_pure_virtual as the only possible
23696 target if there are not ohter candidates.
23697 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
23699 2016-01-19 Richard Biener <rguenther@suse.de>
23701 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
23702 (get_memory_order): Likewise.
23704 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
23706 * tree-vect-stmts.c (vectorizable_store): Check
23709 2016-01-19 David Malcolm <dmalcolm@redhat.com>
23712 * gcc.c (driver::decode_argv): Add call to
23713 init_opts_obstack before init_options_struct.
23714 * opts.c (init_opts_obstack): Remove idempotency.
23715 (init_options_struct): Replace call to init_opts_obstack
23716 with a gcc_assert to verify that it has already been called.
23717 * toplev.c (toplev::main): Add call to init_opts_obstack before
23718 calls to init_options_struct.
23719 (toplev::finalize): Move cleanup of opts_obstack next to
23720 cleanup of save_decoded_options, clearing the latter, and
23721 save_decoded_options_count.
23723 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23726 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
23727 attribute to unconditional. Remove %? from output template.
23729 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23730 Jiong Wang <jiong.wang@arm.com>
23732 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
23733 generated from different expand order.
23735 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23737 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23738 Add support for CCMP costing.
23740 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23742 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
23743 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
23744 (fccmpe<mode>): Likewise.
23745 (fcmp): Rename to fcmp and globalize pattern.
23747 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
23748 (aarch64_gen_ccmp_next): Add FP support.
23750 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23752 * target.def (gen_ccmp_first): Update documentation.
23753 (gen_ccmp_next): Likewise.
23754 * doc/tm.texi (gen_ccmp_first): Update documentation.
23755 (gen_ccmp_next): Likewise.
23756 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
23757 expand_ccmp_expr_1. Improve comments.
23758 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
23759 (ccmp_ior<mode>): Remove pattern.
23760 (cmp<mode>): Remove expand.
23761 (cmp): Globalize pattern.
23762 (cstorecc4): Use cc_register.
23763 (mov<mode>cc): Remove ccmp_cc_register check.
23764 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
23765 Simplify after removal of CC_DNE/* modes.
23766 (aarch64_ccmp_mode_to_code): Remove.
23767 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
23768 In 'k' case use integer as condition.
23769 (aarch64_nzcv_codes): Remove inverted cases.
23770 (aarch64_code_to_ccmode): Remove.
23771 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
23772 comparison with CC register to be used in folowing CCMP/branch/CSEL.
23773 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
23774 pattern. Return the comparison with CC register. Invert conditions
23775 when bitcode is OR.
23776 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
23777 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
23779 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23781 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23782 instrumented_version.
23784 2016-01-19 Richard Biener <rguenther@suse.de>
23786 PR tree-optimization/69336
23787 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23788 handled components with get_ref_base_and_extent.
23789 (equal_mem_array_ref_p): Adjust.
23791 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23794 * shrink-wrap.c: Include valtrack.h.
23795 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23796 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23797 in between insn and where it will be moved to. Call
23798 dead_debug_insert_temp.
23799 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23800 first and dead_debug_local_finish at the end.
23801 For uses and defs bitmap, handle all regs in between REGNO and
23802 END_REGNO, not just the first one.
23804 2016-01-19 Richard Biener <rguenther@suse.de>
23806 PR tree-optimization/69352
23807 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23808 (equal_mem_array_ref_p): Constrain size and max size properly.
23809 Compare the reverse flag.
23811 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23813 * ira.c (ira): Update regstat data if we deleted insns.
23815 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23817 PR rtl-optimization/68955
23818 PR rtl-optimization/64557
23819 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23820 here. Fix up formatting.
23821 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23823 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23826 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23827 assume that the node has body.
23828 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23831 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23833 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23836 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23838 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23839 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23841 2016-01-19 Martin Jambor <mjambor@suse.cz>
23842 Martin Liska <mliska@suse.cz>
23843 Michael Matz <matz@suse.de>
23845 * Makefile.in (OBJS): Add new source files.
23846 (GTFILES): Add hsa.c.
23847 * common.opt (disable_hsa): New variable.
23848 (-Whsa): New warning.
23849 * config.in (ENABLE_HSA): New.
23850 * configure.ac: Treat hsa differently from other accelerators.
23851 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23852 $enable_offloading.
23853 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23854 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23855 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23856 --with-hsa-kmt-lib.
23857 * doc/invoke.texi (-Whsa): Document.
23858 (hsa-gen-debug-stores): Likewise.
23859 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23860 to invoke offload compiler for hsa acclerator.
23861 * opts.c (common_handle_option): Determine whether HSA offloading
23862 should be performed.
23863 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23864 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23865 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23866 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23867 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23868 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23869 GF_OMP_FOR_KIND_GRID_LOOP.
23870 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23871 (pp_gimple_stmt_1): Likewise.
23872 * gimple-walk.c (walk_gimple_stmt): Likewise.
23873 * gimple.c (gimple_build_omp_grid_body): New function.
23874 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23875 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23876 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23877 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23878 GF_OMP_TEAMS_GRID_PHONY.
23879 (gimple_statement_omp_single_layout): Updated comments.
23880 (gimple_build_omp_grid_body): New function.
23881 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23882 (gimple_omp_for_grid_phony): New function.
23883 (gimple_omp_for_set_grid_phony): Likewise.
23884 (gimple_omp_parallel_grid_phony): Likewise.
23885 (gimple_omp_parallel_set_grid_phony): Likewise.
23886 (gimple_omp_teams_grid_phony): Likewise.
23887 (gimple_omp_teams_set_grid_phony): Likewise.
23888 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23889 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23890 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23891 (BUILT_IN_GOMP_TARGET): Updated type.
23892 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23893 (adjust_for_condition): New function.
23894 (get_omp_for_step_from_incr): Likewise.
23895 (extract_omp_for_data): Moved parts to adjust_for_condition and
23896 get_omp_for_step_from_incr.
23897 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23898 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23899 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23900 (scan_omp_parallel): Do not create child functions for phony
23902 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23903 (scan_omp_1_op): Checking assert we are not remapping to
23904 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23905 (parallel_needs_hsa_kernel_p): New function.
23906 (expand_parallel_call): Register apprpriate parallel child
23907 functions as HSA kernels.
23908 (grid_launch_attributes_trees): New type.
23909 (grid_attr_trees): New variable.
23910 (grid_create_kernel_launch_attr_types): New function.
23911 (grid_insert_store_range_dim): Likewise.
23912 (grid_get_kernel_launch_attributes): Likewise.
23913 (get_target_argument_identifier_1): Likewise.
23914 (get_target_argument_identifier): Likewise.
23915 (get_target_argument_value): Likewise.
23916 (push_target_argument_according_to_value): Likewise.
23917 (get_target_arguments): Likewise.
23918 (expand_omp_target): Call get_target_arguments instead of looking
23919 up for teams and thread limit.
23920 (grid_expand_omp_for_loop): New function.
23921 (grid_arg_decl_map): New type.
23922 (grid_remap_kernel_arg_accesses): New function.
23923 (grid_expand_target_kernel_body): New function.
23924 (expand_omp): Call it.
23925 (lower_omp_for): Do not emit phony constructs.
23926 (lower_omp_taskreg): Do not emit phony constructs but create for them
23927 a temporary variable receiver_decl.
23928 (lower_omp_taskreg): Do not emit phony constructs.
23929 (lower_omp_teams): Likewise.
23930 (lower_omp_grid_body): New function.
23931 (lower_omp_1): Call it.
23932 (grid_reg_assignment_to_local_var_p): New function.
23933 (grid_seq_only_contains_local_assignments): Likewise.
23934 (grid_find_single_omp_among_assignments_1): Likewise.
23935 (grid_find_single_omp_among_assignments): Likewise.
23936 (grid_find_ungridifiable_statement): Likewise.
23937 (grid_target_follows_gridifiable_pattern): Likewise.
23938 (grid_remap_prebody_decls): Likewise.
23939 (grid_copy_leading_local_assignments): Likewise.
23940 (grid_process_kernel_body_copy): Likewise.
23941 (grid_attempt_target_gridification): Likewise.
23942 (grid_gridify_all_targets_stmt): Likewise.
23943 (grid_gridify_all_targets): Likewise.
23944 (execute_lower_omp): Call grid_gridify_all_targets.
23945 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23946 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23947 (tree_omp_clause): Added union field dimension.
23948 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23949 * tree.c (omp_clause_num_ops): Added number of arguments of
23950 OMP_CLAUSE__GRIDDIM_.
23951 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23952 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23953 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23954 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23955 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23956 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23957 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23958 * tree-pass.h (make_pass_gen_hsail): Declare.
23959 (make_pass_ipa_hsa): Likewise.
23960 * ipa-hsa.c: New file.
23961 * lto-section-in.c (lto_section_name): Add hsa section name.
23962 * lto-streamer.h (lto_section_type): Add hsa section.
23963 * timevar.def (TV_IPA_HSA): New.
23964 * hsa-brig-format.h: New file.
23965 * hsa-brig.c: New file.
23966 * hsa-dump.c: Likewise.
23967 * hsa-gen.c: Likewise.
23970 * toplev.c (compile_file): Call hsa_output_brig.
23971 * hsa-regalloc.c: New file.
23973 2016-01-18 Jeff Law <law@redhat.com>
23975 PR tree-optimization/69320
23976 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23977 ranged object, do nothing if the RHS constant is not [0..1].
23978 (optimize_stmt): Comparing a boolean ranged object against a
23979 constant outside [0..1] results in a compile-time constant.
23981 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23984 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23986 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23987 (Option Summary): Update to reflect new section and moved options.
23988 (C++ Dialect Options): Move -fstats to new section.
23989 (Debugging Options): Move all dump, statistics, and other GCC
23990 developer options to new section. Rewrite section introduction
23991 and re-order remaining options to put the more basic ones first.
23992 (Optimization Options): Move -fira-verbose and -flto-report* to
23994 (Developer Options): New section incorporating moved options.
23995 * doc/cppopts.texi (-dM): Update cross-reference.
23997 2016-01-18 Richard Henderson <rth@redhat.com>
24000 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24001 operands to pseudo only if CSE is expected. Split long immediate
24002 operands only after reload, and for the stack pointer.
24003 (*add<GPI>3_pluslong): Remove.
24004 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24005 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24006 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24007 (*add<GPI>3 peepholes): New.
24008 (*add<GPI>3 splitters): New.
24009 * config/aarch64/constraints.md (Upl): New.
24010 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24012 2016-01-18 Richard Biener <rguenther@suse.de>
24014 PR tree-optimization/69297
24015 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24017 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24019 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24021 PR middle-end/68542
24022 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24023 of mixind vector and scalar types.
24024 (fold_relational_const): Add handling of vector
24025 comparison with boolean result.
24026 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24027 comparison of vector operands with boolean result for EQ/NE only.
24028 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24029 (verify_gimple_cond): Likewise.
24030 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24033 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24035 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
24038 2016-01-18 Richard Biener <rguenther@suse.de>
24040 PR middle-end/69308
24041 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
24043 2016-01-18 Tom de Vries <tom@codesourcery.com>
24045 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
24047 2016-01-18 Tom de Vries <tom@codesourcery.com>
24049 * omp-low.c (set_oacc_fn_attrib): Make extern.
24050 * omp-low.h (set_oacc_fn_attrib): Declare.
24051 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
24052 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
24053 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
24054 Add and handle function parameter oacc_kernels_p.
24055 (find_reduc_addr, get_omp_data_i_param): New function.
24056 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
24057 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
24058 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
24059 Calculate dominance info. Skip loops that are not in a kernels region
24060 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
24061 (pass_parallelize_loops::execute): Call parallelize_loops with
24062 oacc_kernels_p argument.
24063 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
24064 New member function.
24065 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
24066 * passes.def: Add argument to pass_parallelize_loops instantation.
24068 2016-01-18 Tom de Vries <tom@codesourcery.com>
24070 * tree-parloops.c (pass_parallelize_loops::execute): Allow
24071 pass_parallelize_loops to be run outside the loop pipeline.
24073 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24075 * tree-scalar-evolution.c (follow_copies_to_constant): New.
24076 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
24078 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24081 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
24082 using get_ref_base_and_extent.
24083 (equal_mem_array_ref_p): New.
24084 (hashable_expr_equal_p): Add call to previous.
24086 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24089 * tree-sra.c (disqualified_constants, constant_decl_p): New.
24090 (sra_initialize): Allocate disqualified_constants.
24091 (sra_deinitialize): Free disqualified_constants.
24092 (disqualify_candidate): Update disqualified_constants when appropriate.
24093 (create_access): Scan for constant-pool entries as we go along.
24094 (scalarizable_type_p): Add check against type_contains_placeholder_p.
24095 (maybe_add_sra_candidate): Allow constant-pool entries.
24096 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
24097 (initialize_constant_pool_replacements): New.
24098 (sra_modify_assign): Avoid mangling assignments created by previous,
24099 and don't generate writes into constant pool.
24100 (sra_modify_function_body): Call initialize_constant_pool_replacements.
24102 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24104 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
24105 andnot instruction.
24106 (scalar_chain::convert_op): Likewise.
24107 * config/i386/i386.md (*andndi3_doubleword): New.
24109 2016-01-18 Richard Biener <rguenther@suse.de>
24111 PR tree-optimization/69170
24112 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
24113 building a vector from scalar results of a pattern stmt.
24115 2016-01-18 Jakub Jelinek <jakub@redhat.com>
24117 * haifa-sched.c (autopref_multipass_init): Work around
24118 -Wmaybe-uninitialized warning.
24120 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
24122 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
24123 against the constant 0.
24125 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24127 PR tree-optimization/68799
24128 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
24129 look up phi candidates in the statement-candidate map.
24130 (phi_add_costs): Likewise.
24131 (record_phi_increments): Likewise.
24132 (phi_incr_cost): Likewise.
24133 (ncd_with_phi): Likewise.
24134 (all_phi_incrs_profitable): Likewise.
24136 2016-01-17 Jakub Jelinek <jakub@redhat.com>
24138 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
24139 -Wmaybe-uninitialized warning.
24141 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
24143 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24144 (Option Summary): Update to reflect new section and moved options.
24145 (C++ Dialect Options): Move -fvtable-verify and related options.
24146 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
24147 and profiling-related options.
24148 (Optimization Options): Move profile generation options and
24149 -fstack-protector and related options.
24150 (Instrumentation Options): New section incorporating moved options.
24151 (Code Generation Options): Move -finstrument-functions and
24152 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
24154 2016-01-16 Tom de Vries <tom@codesourcery.com>
24156 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
24158 2016-01-16 Tom de Vries <tom@codesourcery.com>
24160 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
24162 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
24164 * hash-table.h (hash_table::empty): Turn into an inline wrapper
24165 that checks whether the table is already empty. Rename the
24166 original implementation to...
24167 (hash_table::empty_slot): ...this new private function.
24169 2016-01-15 David Malcolm <dmalcolm@redhat.com>
24171 PR diagnostic/68899
24172 * diagnostic-show-locus.c (layout::print_source_line): Move x
24173 offset of line until after call to
24174 get_line_width_without_trailing_whitespace.
24176 2016-01-15 Jeff Law <law@redhat.com>
24178 PR tree-optimization/69270
24179 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
24180 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
24181 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
24182 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
24183 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24184 ssa_name_has_boolean_range and constant_boolean_node.
24186 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
24188 PR rtl-optimization/69030
24189 * lra-spills.c (remove_pseudos): Check nrefs and make the function
24191 (spill_pseudos): Delete debug insn for dead pseudo.
24192 (lra_spill): Initiate spill_hard_reg and slots memory separately.
24194 2016-01-15 Jiong Wang <jiong.wang@arm.com>
24196 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
24198 (TYPES_UNOPUS): Likewise.
24199 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
24200 builtin type, from UNOP to UNOPUS.
24201 (lbtruncuv4sf): Likewise.
24202 (lbtruncuv2df): Likewise.
24203 (lrounduv2sf): Likewise.
24204 (lrounduv4sf): Likewise.
24205 (lrounduv2df): Likewise.
24206 (lroundusf): Likewise.
24207 (lroundusf): Likewise.
24208 (lceiluv2sf): Likewise.
24209 (lceiluv4sf): Likewise.
24210 (lceiluv2df): Likewise.
24211 (lceilusf): Likewise.
24212 (lceiludf): Likewise.
24213 (lflooruv2sf): Likewise.
24214 (lflooruv4sf): Likewise.
24215 (lflooruv2df): Likewise.
24216 (lfloorusf): Likewise.
24217 (lfloorudf): Likewise.
24218 (lfrintnuv2sf): Likewise.
24219 (lfrintnuv4sf): Likewise.
24220 (lfrintnuv2df): Likewise.
24221 (lfrintnusf): Likewise.
24222 (lfrintnudf): Likewise.
24223 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
24225 (vcvtq_u32_f32): Likewise.
24226 (vcvtq_u64_f64): Likewise.
24227 (vcvta_u32_f32): Likewise.
24228 (vcvtaq_u32_f32): Likewise.
24229 (vcvtaq_u64_f64): Likewise.
24230 (vcvtm_u32_f32): Likewise.
24231 (vcvtmq_u32_f32): Likewise.
24232 (vcvtmq_u64_f64): Likewise.
24233 (vcvtn_u32_f32): Likwise.
24234 (vcvtnq_u32_f32): Likewise.
24235 (vcvtnq_u64_f64): Likewise.
24236 (vcvtp_u32_f32): Likewise.
24237 (vcvtpq_u32_f32): Likewise.
24238 (vcvtpq_u64_f64): Likewise.
24239 (vcvtmd_u64_f64): Likewise.
24240 (vcvtms_u32_f32): Likewise.
24241 (vcvtad_u64_f64): Likewise.
24242 (vcvtas_u32_f32): Likewise.
24243 (vcvtnd_u64_f64): Likewise.
24244 (vcvtns_u32_f32): Likewise.
24245 (vcvtpd_u64_f64): Likewise.
24246 (vcvtps_u32_f32): Likewise.
24248 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24250 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24251 CSEL of zero_extended registers.
24253 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24255 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24256 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24258 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24260 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24261 false when argument string is not found in the attributes table
24264 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24267 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24268 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24269 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24270 precision estimate.
24272 2016-01-15 Richard Biener <rguenther@suse.de>
24274 PR tree-optimization/66856
24275 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24276 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24277 (vect_create_new_slp_node): Increment stmt reference count.
24278 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24279 an SLP tree before swapping operands.
24280 (vect_build_slp_tree): Likewise.
24281 (destroy_bb_vec_info): Free stmt info after SLP instances.
24282 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24283 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24284 (STMT_VINFO_NUM_SLP_USES): New macro.
24286 2016-01-15 Richard Biener <rguenther@suse.de>
24289 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24290 (add_linkage_name): ... here.
24291 (gen_typedef_die): Use add_linkage_name_raw instead of
24292 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24295 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24297 * gimplify.c (oacc_default_clause): Decode reference and pointer
24298 types for both kernels and parallel regions.
24300 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24302 PR middle-end/69246
24303 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24305 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24307 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24308 (convert_scalars_to_vector): Likewise.
24310 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24312 * doc/extend.texi (Type Traits): Fix grammar.
24314 2016-01-15 Martin Jambor <mjambor@suse.cz>
24316 * tree-inline.c (remap_decl): Use existing dclarations if
24317 remapping a type and prevent_decl_creation_for_types.
24318 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24319 decls first. Do real remapping with
24320 prevent_decl_creation_for_types set.
24321 * tree-inline.h (copy_body_data): New field
24322 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24325 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24327 * config/s390/s390.opt (mmvcle): More verbose help text.
24329 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24331 * config/s390/s390.opt: Add period to -mzvector option text.
24333 2016-01-15 Richard Biener <rguenther@suse.de>
24335 PR tree-optimization/68961
24336 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24337 of invariants in stores again.
24339 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24341 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24343 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24345 * config/i386/i386.c (ix86_expand_branch): Don't split
24346 DI mode xor instruction to SI mode.
24348 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24351 * ipa-icf.c (sem_function::merge): Virtual functions may become
24352 reachable even if they address is not taken and there are no
24355 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24357 * lto-streamer-out.c (subtract_estimated_size): New function.
24358 (get_symbol_initial_value): Use it.
24360 2016-01-15 Christian Bruel <christian.bruel@st.com>
24363 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24364 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24365 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24366 use add_builtin_function_ext_scope instead of add_builtin_function.
24367 (neon_set_p, neon_crypto_set_p): Remove.
24368 (arm_init_builtins): Always call arm_init_neon_builtins and
24369 arm_init_crypto_builtins.
24370 (arm_expand_builtin): Check that builtins are allowed for the arch.
24371 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24372 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24373 arm_init_neon_builtins call.
24375 2016-01-15 Richard Biener <rguenther@suse.de>
24377 PR tree-optimization/69117
24378 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24379 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24380 of the leader conservatively.
24381 (free_scc_vn): Restore original SSA name infos.
24383 2016-01-14 Jeff Law <law@redhat.com>
24385 PR tree-optimization/69270
24386 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24387 single bit of precision, verify it's also unsigned.
24388 (record_edge_info): Use constant_boolean_node rather than fold_convert
24389 to convert boolean_true/boolean_false to the right type.
24391 2016-01-14 Richard Henderson <rth@redhat.com>
24394 * loop-doloop.c (record_reg_sets): New.
24395 (doloop_optimize): Reject the transform if the sequence
24396 clobbers registers live at the end of the loop block.
24397 (doloop_optimize_loops): Enable df_live if needed.
24399 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24401 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24402 * config/rs6000/rs6000.c: Likewise.
24403 * config/rs6000/rs6000.h: Likewise.
24404 * config/rs6000/rs6000.md: Likewise.
24405 * doc/extend.texi: Likewsie.
24407 2016-01-14 Jeff Law <law@redhat.com>
24409 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24412 2016-01-14 Richard Henderson <rth@redhat.com>
24416 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24417 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24418 instead of builtin_decl_declared_p to test for declaration.
24420 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24422 * doc/loop.texi (Loop Analysis and Representation): Document
24423 loop_depth function.
24425 2016-01-14 Tom de Vries <tom@codesourcery.com>
24427 PR tree-optimization/68773
24428 * omp-low.c (expand_omp_target): Don't set force_output.
24429 * varpool.c (varpool_node::get_create): Same.
24430 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24431 offload_funcs with force_output.
24433 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24436 * lra-eliminations.c (move_plus_up): Don't change anything if either
24437 the outer or inner subreg mode is not MODE_INT.
24438 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24439 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24441 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24443 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24444 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24445 reduc_uplus_@var{m}): Remove.
24446 * expr.c (expand_expr_real_2): Remove expansion path for
24447 reduc_[us](min|max|plus) optabs.
24448 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24449 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24450 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24451 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24452 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24453 reduc_[us](min|max|plus) optabs.
24455 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24457 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24458 (reduc_plus_scal_v2sf): New.
24459 (reduc_smax_v2sf): Rename to...
24460 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24461 (reduc_smin_v2sf): Rename to...
24462 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24464 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24466 * alias.c (compare_base_symbol_refs): New function.
24467 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24470 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24472 PR middle-end/68146
24473 PR tree-optimization/69155
24474 * tree-complex.c: Include cfganal.h.
24475 (phis_to_revisit): New variable.
24476 (extract_component): Add phiarg_p argument. Assert that returned
24477 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24478 (update_phi_components): Partly rewrite to use loop over real/imag
24479 components instead of code duplication. If extract_component returns
24480 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24481 create_tmp_reg into the PHI node instead, and mention the phi triplet
24482 in phis_to_revisit.
24483 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24484 in phis_to_revisit at the end.
24486 2016-01-14 Richard Biener <rguenther@suse.de>
24488 PR tree-optimization/68060
24489 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24490 outer loop reduction is only used in the inner loop before
24491 detecting a double reduction.
24493 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24496 * combine.c (expand_field_assignment): Punt if compute_mode is
24497 unsupported scalar mode.
24499 2016-01-14 Richard Biener <rguenther@suse.de>
24501 PR tree-optimization/66856
24502 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24503 SLP node only if it built successfully.
24504 (vect_analyze_slp_instance): Adjust.
24506 2016-01-14 Jeff Law <law@redhat.com>
24508 PR tree-optimization/69270
24509 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24510 (record_edge_info): Use it. Convert boolean_{true,false}_node
24511 to the type of op0.
24513 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24516 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24517 use block_ultimate_origin
24518 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24520 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24522 * doc/invoke.texi (Submodel Options): Rename section to
24523 "Machine-Dependent Options" to better reflect its content.
24524 Rewrite introductory text to remove archaic CPU names.
24527 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24529 * doc/invoke.texi (Code Gen Options): Move section up in file,
24530 before target-specific options. Update menu and option summary
24531 to reflect the new section ordering.
24533 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24535 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24536 (C++ Dialect Options): Add cross-reference to -std option.
24537 * doc/standards.texi (C++ Language): Document C++14 support.
24539 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24541 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24542 for pack/unpack functions for __ibm128.
24543 (PACK_IF): Likewise.
24544 (UNPACK_IF): Likewise.
24546 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24547 support for __ibm128 pack/unpack functions.
24548 (rs6000_invalid_builtin): Likewise.
24549 (rs6000_init_builtins): Likewise.
24550 (rs6000_opt_masks): Likewise.
24552 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24553 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24555 (RS6000_BTM_COMMON): Likewise.
24557 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24558 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24559 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24560 128-bit floating point. Add support for the double values to be
24561 in Altivec registers for TF/IF packing and unpacking, but restrict
24562 TD packing sub-fields to be FPR registers. Don't allow overlapped
24563 register support for packing. Allow pack inputs to be memory
24564 locations. Don't build generator functions for unpack<mode>_dm
24565 and unpack<mode>_nodm.
24566 (unpack<mode>_dm): Likewise.
24567 (unpack<mode>_nodm): Likewise.
24568 (pack<mode>): Likewise.
24570 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24571 built-in functions to pack/unpack explicit __ibm128 values.
24572 (__builtin_unpack_ibm128): Likewise.
24574 * doc/extend.texi (PowerPC Built-in Functions): Document
24575 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24577 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24580 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24581 Add new arg loc and pass it down as context.
24582 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24583 to the location to use for the warning.
24584 (check_function_arguments): New arg loc. All callers changed. Pass
24585 it to check_function_nonnull.
24586 * c-common.h (check_function_arguments): Adjust declaration.
24588 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24590 PR tree-optimization/69156
24591 * gimple.c (validate_type): Removed.
24592 (gimple_builtin_call_types_compatible_p): Use
24593 useless_type_conversion_p instead of validate_type.
24594 * value-prof.c (gimple_stringop_fixed_value): Fold
24595 icall_size to correct type.
24597 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24599 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
24602 2016-01-13 Richard Henderson <rth@redhat.com>
24605 * target.def (builtin_tm_load, builtin_tm_store): Remove.
24606 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
24607 (ix86_builtin_tm_store): Remove.
24608 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24609 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24610 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24611 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24612 * doc/tm.texi: Rebuild.
24614 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
24615 (BUILT_IN_TM_MEMCPY_RTWN): New.
24616 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
24617 fallback from vector to integer helpers.
24618 (build_tm_load): Handle vector types directly, instead of
24620 (build_tm_store): Likewise.
24621 (expand_assign_tm): Prepare for register types not handled by
24622 the above. Copy them to memory and use memcpy.
24623 * tree.c (tm_define_builtin): New.
24624 (find_tm_vector_type): New.
24625 (build_tm_vector_builtins): New.
24626 (build_common_builtin_nodes): Call it.
24628 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
24630 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
24631 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
24633 2016-01-13 Tom de Vries <tom@codesourcery.com>
24635 PR tree-optimization/69169
24636 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
24637 handled_struct_type param.
24638 (create_variable_info_for, intra_create_variable_infos): Call
24639 create_variable_info_for_1 with extra arg.
24641 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
24643 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
24644 and "armv8.1-a+crc" entries.
24646 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
24649 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
24650 Change first operand predicate from register_or_constm1_operand
24651 to register_operand.
24652 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
24653 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
24654 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
24655 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
24656 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
24657 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
24658 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
24659 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
24660 comparison with constm1_rtx from vec_prefetch_gen part.
24662 2016-01-13 Richard Biener <rguenther@suse.de>
24664 PR tree-optimization/69013
24665 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
24666 Exchange assert for a test.
24668 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24671 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
24673 2016-01-13 Richard Biener <rguenther@suse.de>
24675 PR tree-optimization/69242
24676 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
24677 assert with a check.
24679 2016-01-13 Richard Biener <rguenther@suse.de>
24681 PR tree-optimization/69186
24682 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
24683 Properly guard vect_update_misalignment_for_peel call.
24685 2016-01-12 Jeff Law <law@redhat.com>
24687 PR tree-optimization/pr67755
24688 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
24689 "need_profile_correction".
24690 (thread_block_1): Initialize new field to false by default. If we
24691 have multiple thread paths through a common joiner to different
24692 final targets, then set new field to true.
24693 (compute_path_counts): Only do count adjustment when it's really
24696 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24698 * doc/invoke.texi (Spec Files): Move section down in file, past
24699 all command-line option descriptions.
24701 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24703 PR middle-end/54809
24704 * doc/gty.texi: Remove documentation of mark_hook.
24705 * gengtype.c (struct write_types_data): Remove code to support
24706 mark_hook attribute.
24707 (walk_type): Likewise.
24708 (write_func_for_structure): Likewise.
24710 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24712 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
24713 Directory Options, and -specs= to Overall Options.
24714 (Overall Options): Adjust similarly. Reorder to group related
24715 options together. Make -specs= cross-reference the spec file details.
24716 (Directory Options): Adjust similarly.
24718 2016-01-12 Jeff Law <law@redhat.com>
24720 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
24722 2016-01-12 Olivier Hainque <hainque@adacore.com>
24724 * gcc.c (spec_undefvar_allowed): New global.
24725 (process_command): Set to true when running for --version or --help,
24727 (getenv_spec_function): When the variable is not defined, use the
24728 variable name as the variable value if we're allowed not to issue
24731 2016-01-12 Bin Cheng <bin.cheng@arm.com>
24733 PR tree-optimization/68911
24734 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
24735 information computed for expression "init + nit * step".
24737 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24739 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
24740 about name of GCC executable. Remove deleted node from menu.
24741 (Directory Options) <-B>: Remove cross-reference to deleted node.
24742 (Target Options): Delete section.
24744 2016-01-12 Christian Bruel <christian.bruel@st.com>
24747 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
24748 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
24750 2016-01-12 Jakub Jelinek <jakub@redhat.com>
24753 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
24754 aligned_mem is properly set for AVX512-VL floating point masked
24758 * ifcvt.c (cond_exec_process_if_block): When removing the last
24759 insn from then_bb, remove also any possible barriers that follow it.
24761 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
24765 * config/i386/iamcu.h (SIZE_TYPE): New macro.
24766 (PTRDIFF_TYPE): Likewise.
24767 (WCHAR_TYPE): Likewise.
24768 (WCHAR_TYPE_SIZE): Likewise.
24769 (STDINT_LONG32): Likewise.
24771 2016-01-12 Richard Biener <rguenther@suse.de>
24773 PR tree-optimization/69053
24774 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
24775 convert initial value for cond reductions.
24777 2016-01-12 Richard Biener <rguenther@suse.de>
24779 PR tree-optimization/69007
24780 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
24781 widen_sum after dot_prod and sad.
24783 2016-01-12 Richard Biener <rguenther@suse.de>
24785 PR tree-optimization/69168
24786 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24787 pattern stmt SLP type.
24788 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24789 end up unused so cope with that case.
24791 2016-01-12 Richard Biener <rguenther@suse.de>
24793 PR tree-optimization/69157
24794 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24795 stmts def type only during analyze phase.
24796 (vectorizable_call): Likewise.
24797 (vectorizable_simd_clone_call): Likewise.
24798 (vectorizable_conversion): Likewise.
24799 (vectorizable_assignment): Likewise.
24800 (vectorizable_shift): Likewise.
24801 (vectorizable_operation): Likewise.
24802 (vectorizable_store): Likewise.
24803 (vectorizable_load): Likewise.
24805 2016-01-12 Richard Biener <rguenther@suse.de>
24807 PR tree-optimization/69174
24808 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24810 (vectorizable_load): Properly compute the number of loads needed
24811 for permuted strided SLP loads and do not spuriously assign
24812 to SLP_TREE_VEC_STMTS.
24814 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24816 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24817 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24818 (MD_EXEC_PREFIX): Remove.
24819 (MD_STARTFILE_PREFIX) Removee.
24820 (FILE_NAME_ABSOLUTE_P): Remove.
24821 (CPP_SPEC): Do not read macros from sys/version.h.
24822 (LINK_COMMAND_SPEC): Remove.
24823 (LOCAL_INCLUDE_DIR): Remove.
24824 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24825 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24826 (POST_LINK_SPEC): Define to invoke stubify after linker
24827 (LIBSTDCXX): Remove define
24828 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24829 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24830 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24831 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24832 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24833 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24834 (i386_djgpp_asm_named_section): Add propotype of new procedure
24836 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24837 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24838 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24839 in config/i386/djgpp.h).
24840 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24841 STANDARD_STARTFILE_PREFIX_1.
24842 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24843 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24844 installation errors.
24845 (MAX_OFILE_ALIGNMENT): Define to 128.
24846 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24848 * config/i386/djgpp.c: New file. Add implementation of
24849 i386_djgpp_asm_named_section.
24851 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24853 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24854 Add rule for building djgpp.o.
24856 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24858 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24859 (rtx_is_swappable_p): Reductions are swappable.
24860 (insn_is_swappable_p): V2DF reductions are swappable.
24862 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24864 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24865 reloads for other unsupported memory operands.
24867 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24868 Jim Wilson <jim.wilson@linaro.org>
24871 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24872 copy_to_mode_reg instead of force_reg.
24874 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24877 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24878 TARGET_80387 is true.
24880 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24883 * lra-eliminations.c (move_plus_up): Only move plus up
24884 if subreg of the constant can be simplified into constant
24885 and use the simplified subreg of the constant instead of
24886 the original constant.
24888 * fold-const.c (fold_convertible_p): Don't return true
24889 for conversion of VECTOR_TYPE to same sized integral type.
24890 (fold_convert_loc): Fix up formatting. Fold conversion of
24891 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24892 instead of NOP_EXPR.
24894 PR tree-optimization/69214
24895 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24896 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24899 PR tree-optimization/69207
24900 * tree-vect-slp.c (vect_get_constant_vectors): For
24901 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24902 fold_convertible_p to vector_type's element type, and always
24903 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24905 2016-01-11 Richard Biener <rguenther@suse.de>
24907 PR tree-optimization/69173
24908 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24909 fixup the cycle if all stmts are in a pattern.
24911 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24913 PR middle-end/68999
24914 * alias.c (base_alias_check): Move check for addresses with
24915 alignment ANDs before the call for compare_base_decls.
24916 (memrefs_conflict_p): Return -1 for different decls
24917 that went through alignment adjustments.
24919 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24921 PR rtl-optimization/68796
24922 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24923 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24924 and QImode comparisons against zero with CC_NZmode.
24925 * config/aarch64/iterators.md (short_mask): New mode_attr.
24927 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24929 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24930 (<avx512>_store<mode>_mask): Likewise.
24932 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24933 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24935 PR rtl-optimization/68841
24936 * ifcvt.c (struct noce_if_info): Add orig_x field.
24937 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24938 Don't record conflicts on to_rename if it's present.
24939 Allow memory destinations in sets.
24940 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24941 blocks, passing orig_x to the checks.
24942 (noce_process_if_block): Set if_info->orig_x appropriately.
24944 2016-01-11 Tom de Vries <tom@codesourcery.com>
24946 PR tree-optimization/69069
24947 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24949 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24951 PR rtl-optimization/68920
24952 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24953 of conditional moves for RTL if-conversion to 1 for
24954 TARGET_ONE_IF_CONV_INSN.
24955 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24956 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24957 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24958 parameter to restirct number of conditional moves for
24960 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24961 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24964 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24967 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24968 onepart vars. Fix typo in comment. Fix reversed condition in
24970 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24973 * var-tracking.c (dump_onepart_variable_differences): New.
24974 (dataflow_set_different): If a detailed dump is requested,
24975 delay early returns and dump differences between onepart
24976 variables present before and after, and added variables.
24978 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24981 * expr.c (expand_expr_real_1): For boolean vector constants
24982 with a scalar mode use const_scalar_mask_from_tree.
24983 (const_scalar_mask_from_tree): New.
24984 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24985 assigned to a mask type to handle constants.
24987 2016-01-11 Martin Jambor <mjambor@suse.cz>
24990 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24991 useless parameters if we cannot change function signature.
24993 2016-01-11 Martin Jambor <mjambor@suse.cz>
24996 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24999 2016-01-11 Tom de Vries <tom@codesourcery.com>
25001 PR tree-optimization/69109
25002 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25005 2016-01-11 Tom de Vries <tom@codesourcery.com>
25007 PR tree-optimization/69108
25008 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25009 res is not used in a phi.
25011 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25014 * common.opt (frandom-seed): Fix parameter name.
25015 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25017 2016-01-11 Tom de Vries <tom@codesourcery.com>
25019 PR tree-optimization/69058
25020 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25023 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25025 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25026 (mcode-density): Likewise.
25028 2016-01-10 Tom de Vries <tom@codesourcery.com>
25030 PR tree-optimization/69062
25031 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25032 (parallelize_loops): Don't paralelize loop that has phi with address
25035 2016-01-10 Tom de Vries <tom@codesourcery.com>
25037 PR tree-optimization/69039
25038 * tree-parloops.c (try_create_reduction_list): Only allow single exit
25041 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
25043 PR middle-end/68743
25044 * match.pd: Require target has function_c99_misc before doing
25045 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
25047 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
25049 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
25051 * configure: Regenerate.
25053 2016-01-09 Jakub Jelinek <jakub@redhat.com>
25055 PR middle-end/50865
25056 PR tree-optimization/69097
25057 * fold-const.h (expr_not_equal_to): New prototype.
25058 * fold-const.c: Include stringpool.h and tree-ssanames.h.
25059 (expr_not_equal_to): New function.
25060 * match.pd (X % -Y is the same as X % Y): Don't optimize
25061 unless X is known not to be equal to minimum or Y is known
25062 not to be equal to -1.
25063 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
25064 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
25065 (simplify_stmt_using_ranges): Adjust caller.
25066 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
25067 substitute_and_fold.
25069 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
25071 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
25074 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25076 PR tree-optimization/69167
25077 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
25078 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
25080 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
25082 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25083 Richard Biener <rguenther@suse.de>
25085 PR tree-optimization/68707
25086 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
25087 instances that can be handled via vect_load_lanes.
25089 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
25091 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
25092 if we can't determine address equivalence.
25093 * alias.c (compare_base_decl): Update for changed return value of
25094 symtab_node::equal_address_to.
25096 2016-01-08 Jason Merrill <jason@redhat.com>
25100 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
25101 * expr.c (store_field): Not here.
25102 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
25103 call with TREE_ADDRESSABLE type.
25104 * tree-cfg.c (verify_gimple_call): Adjust.
25106 2016-01-08 Olivier Hainque <hainque@adacore.com>
25108 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
25111 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25113 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
25114 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
25115 (reduc_smin_v2sf): Rename to...
25116 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
25117 (reduc_splus_v2sf): Rename to...
25118 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
25120 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25122 PR tree-optimization/69162
25123 * gimplify.c (gimplify_va_arg_expr): Encode original type of
25124 valist argument in another argument.
25125 (gimplify_modify_expr): Adjust for the above change. Cleanup.
25126 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
25127 to determine the va_list type, build a MEM_REF instead of
25128 build_fold_indirect_ref.
25130 PR tree-optimization/69172
25131 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
25134 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
25136 PR tree-optimization/67781
25137 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
25138 and cmpnop in two steps: first the ones not accessed in original
25139 gimple expression in a endian independent way and then the ones not
25140 accessed in the final result in an endian-specific way.
25142 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25144 PR tree-optimization/69083
25145 * tree-vect-slp.c (vect_get_constant_vectors): For
25146 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
25147 element type. If op is fold_convertible_p to vector_type's element
25148 type, use NOP_EXPR instead of VCE.
25150 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
25152 PR rtl-optimization/67778
25153 PR rtl-optimization/68634
25154 PR rtl-optimization/68909
25155 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
25156 block from the stack until done with it. Remove a superfluous
25157 bitmap set. Remove a superfluous bitmap test.
25159 2016-01-07 Martin Sebor <msebor@redhat.com>
25162 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
25163 constraint on the type of arguments.
25165 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
25167 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
25168 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
25169 unaligned_access on the gcc_options set.
25170 * config/arm/arm.c (arm_option_override_internal): Use
25171 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
25173 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25176 * config/i386/i386.c (ix86_frame_pointer_required): Enable
25177 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
25179 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25182 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25185 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25186 depending on frame_pointer_needed before remaining integer and SSE
25187 registers are saved.
25189 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
25192 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
25194 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
25197 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
25198 Use the "xBm" constraint.
25199 (float<sseintvecmodelower><mode>2<mask_name><round_name):
25201 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
25202 (sse_cvtsi2ssq<round_name>): Likewise.
25203 (sse_cvtss2si<round_name>): Likewise.
25204 (sse_cvtss2siq<round_name>): Likewise.
25205 (sse2_cvtsi2sdq<round_name>): Likewise.
25206 (sse2_cvtsd2si<round_name>): Likewise.
25207 (sse2_cvtsd2siq<round_name>): Likewise.
25208 * config/i386/subst.md (round_nimm_scalar_predicate): New
25211 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
25213 PR middle-end/67639
25214 * varasm.c (make_decl_rtl): Mark invalid register vars as
25217 PR rtl-optimization/66206
25218 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
25219 All callers changed.
25221 2016-01-07 Jakub Jelinek <jakub@redhat.com>
25223 PR tree-optimization/69141
25224 * tree-ssa-pre.c: Include langhooks.h.
25225 (eliminate_dom_walker::before_dom_children): Use
25226 lang_hooks.decl_printable_name instead of
25227 cgraph_node::get ()->name ().
25229 PR middle-end/68960
25230 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
25231 it and DECL_ALIGN too.
25233 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25235 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25237 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25240 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25241 depending on frame_pointer_needed before remaining integer and SSE
25242 registers are saved.
25244 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25246 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25247 mode iterator with VSX_M2.
25248 (*p9_vecstore_<mode>): Likewise.
25249 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25250 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25251 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25252 (define_split for VSX_LE128 stores): Likewise.
25253 (define_peephole2 for TImode LE swaps): Likewise.
25254 (define_split for VSX_LE128 post-reload stores): Likewise.
25256 2016-01-06 Marek Polacek <polacek@redhat.com>
25259 * convert.c (convert_to_integer_1): Adjust call to
25260 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25261 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25262 EXPR instead of ARG.
25263 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25265 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25268 * doc/extend.texi (RL78 Variable Attributes): New section.
25270 2016-01-05 Marek Polacek <polacek@redhat.com>
25273 * builtins.c (get_memmodel): Use expansion point location rather than
25274 the input location. Call warning_at rather than warning.
25275 (expand_builtin_atomic_compare_exchange): Likewise.
25276 (expand_builtin_atomic_load): Likewise.
25277 (expand_builtin_atomic_store): Likewise.
25278 (expand_builtin_atomic_clear): Likewise.
25280 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25283 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25284 Replace nonimmediate_operand with vector_operand.
25285 * config/i386/predicates.md (vector_operand): New predicate.
25286 (general_vector_operand): Replace nonimmediate_operand with
25288 * config/i386/sse.md: Replace nonimmediate_operand with
25289 vector_operand and m constraint with Bm constraint on SSE
25290 patterns with 16-byte memory operand.
25291 * config/i386/subst.md (round_nimm_predicate): Replace
25292 nonimmediate_operand with vector_operand.
25293 (round_saeonly_nimm_predicate): Likewise.
25294 (round_saeonly_nimm_scalar_predicate): New.
25296 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25299 * config/i386/constraints.md (Bm): New constraint.
25300 * config/i386/predicates.md (vector_memory_operand): New
25302 * config/i386/sse.md: Replace xm with xBm in plusminus and
25303 any_logic patterns.
25305 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25308 * doc/extend.texi (V850 Function Attributes): New section.
25309 (V850 Variable Attributes): New section.
25311 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25314 * doc/extend.texi (MicroBlaze Function Attributes): Document
25315 interrupt_handler and fast_interrupt attributes.
25317 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25320 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25321 for local symbolic operands.
25322 * config/ia64/predicates.md (local_symbolic_operand64): New
25325 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25327 PR rtl-optimization/68651
25328 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25331 2016-01-05 Nathan Sidwell <nathan@acm.org>
25333 * alias.c (compare_base_decls): Use symtab_node::get.
25335 2016-01-05 Nick Clifton <nickc@redhat.com>
25338 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25339 secondary_reload_info structure.
25342 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25343 decls if weak support is available.
25345 2016-01-04 Martin Sebor <msebor@redhat.com>
25347 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25349 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25351 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25352 OPTION_MASK_P9_DFORM.
25354 * config/rs6000/constraints.md (wo constraint): New constraint for
25357 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25359 (rs6000_init_hard_regno_mode_ok): Likewise.
25361 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25364 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25365 expanders not to have constraints. Add support for ISA 3.0 xxperm
25366 instruction. Add support for fusing xxlor with xxperm.
25367 (altivec_vperm_<mode>_internal): Likewise.
25368 (altivec_vperm_v8hiv16qi): Likewise.
25369 (altivec_vperm_<mode>v16q): Likewise.
25370 (altivec_vperm_<mode>_uns): Likewise.
25371 (vperm_v8hiv4si): Likewise.
25372 (vperm_v16qiv8hi): Likewise.
25374 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25376 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25378 Update copyright years.
25380 * gcc.c (process_command): Update copyright notice dates.
25381 * gcov-dump.c (print_version): Ditto.
25382 * gcov.c (print_version): Ditto.
25383 * gcov-tool.c (print_version): Ditto.
25384 * gengtype.c (create_file): Ditto.
25385 * doc/cpp.texi: Bump @copying's copyright year.
25386 * doc/cppinternals.texi: Ditto.
25387 * doc/gcc.texi: Ditto.
25388 * doc/gccint.texi: Ditto.
25389 * doc/gcov.texi: Ditto.
25390 * doc/install.texi: Ditto.
25391 * doc/invoke.texi: Ditto.
25393 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25395 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25396 modes larger than TImode as TImode if NEON is not enabled.
25398 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25401 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25402 mode for %f0-%f31 only if TARGET_FPU.
25404 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25407 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25408 to compute the PACKED_P predicate.
25409 (function_arg_record_value): Minor tweaks.
25411 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25413 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25414 option for arm*-*-* targets.
25416 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25418 * doc/extend.texi (Common Function Attributes): Move docs for
25419 MSP430-specific attributes to....
25420 (MSP430 Function Attributes): ...here. Delete the redundant
25421 entries and copy-edit the remaining text.
25422 (MSP430 Variable Attributes): Use uniform format for index
25423 entries and add a cross-reference to the corresponding function
25426 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25428 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25430 (x86 Options): Likewise.
25432 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25436 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25437 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25438 to corresponding attribute.
25440 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25442 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25443 to correct alphabetization of table. Copy-edit and correct
25445 <stack_protect>: Likewise.
25446 <target_clones>: Likewise.
25448 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25449 Correct punctuation.
25450 (Code Gen Options) <-fno-plt>: Copy-edit.
25452 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25455 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25456 SI values. Explicitly convert SI to DI and vice-versa.
25458 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25460 PR tree-optimization/69070
25461 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25462 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25465 * ubsan.c (ubsan_instrument_float_cast): Call
25466 initialize_sanitizer_builtins.
25469 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25471 Copyright (C) 2016 Free Software Foundation, Inc.
25473 Copying and distribution of this file, with or without modification,
25474 are permitted in any medium without royalty provided the copyright
25475 notice and this notice are preserved.