1 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
3 New avr-passes.def to register AVR specific passes.
5 * config/avr/avr-passes.def: New file.
6 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8 (make_avr_pass_recompute_note): New proto.
9 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10 (avr_pass_recompute_notes): Use anonymous namespace.
11 (avr_register_passes): Remove function...
12 (avr_option_override): ...and its call.
14 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
16 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
17 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
18 PTF_AVOID_BRANCHLIKELY_SPEED for others.
19 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
21 * config/mips/mips.c (mips_option_override): Enable the branch
22 likely depending on the tune flags and optimization level.
23 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
24 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
25 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
26 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
28 2016-10-11 Richard Biener <rguenther@suse.de>
30 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
31 (output_function): Properly stream the whole block tree.
32 * lto-streamer-in.c (input_function): Likewise.
34 2016-10-11 Marek Polacek <polacek@redhat.com>
36 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
38 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
40 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
41 (evrp_dom_walker::before_dom_children): Infer and push new value
42 ranges for x in y < x.
44 2016-10-10 Joseph Myers <joseph@codesourcery.com>
47 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
48 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
49 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
50 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
51 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
52 (IA64_NO_LIBGCC_TFMODE): Likewise.
54 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
56 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
59 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
61 * config.gcc: Add aarch64-*-freebsd* support.
62 * config.host: Likewise.
63 * config/aarch64/aarch64-freebsd.h: New file.
64 * config/aarch64/t-aarch64-freebsd: Ditto.
66 2016-10-10 Jeff Law <law@redhat.com>
68 PR tree-optimization/71947
69 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
70 B with A within a single statement.
72 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
74 PR tree-optimization/77824
75 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
77 (find_candidates_dom_walker::before_dom_children): Replace
78 MODIFY_EXPR with SSA_NAME.
79 (replace_mult_candidate): Likewise.
80 (replace_profitable_candidates): Likewise.
82 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
84 * config/s390/s390.h: Wrap more macros args in brackets and fix
86 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
88 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
90 2016-10-10 Andreas Schwab <schwab@suse.de>
93 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
96 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
98 * common/config/arc/arc-common.c (arc_option_optimization_table):
99 Remove compact casesi option.
100 * config/arc/arc.c (arc_override_options): Use compact casesi
101 option only for pre-ARCv2 cores.
102 * doc/invoke.texi (mcompact-casesi): Update text.
104 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
106 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
107 Add macro to say we can efficiently handle overlapping unaligned
109 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
110 poor code for processors older than p8.
112 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
114 * gen-pass-instances.awk: Remove GNUism.
116 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
118 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
119 NULL of (*ipcp_transformations)][node->uid].
121 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
123 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
124 (MALLOC_ABI_ALIGNMENT): Define.
126 2016-10-09 Jakub Jelinek <jakub@redhat.com>
128 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
129 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
130 VAR_OR_FUNCTION_DECL_P macros.
131 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
132 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
133 chkp_find_bounds_1): Likewise.
134 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
135 * hsa-gen.c (get_symbol_for_decl): Likewise.
136 * cgraphunit.c (check_global_declaration, analyze_functions,
137 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
139 * gimple-fold.c (can_refer_decl_in_current_unit_p,
140 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
142 * tree.c (set_decl_section_name, copy_node_stat,
143 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
144 merge_dllimport_decl_attributes, handle_dll_attribute,
145 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
146 verify_type): Likewise.
147 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
148 find_explicit_erroneous_behavior): Likewise.
149 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
150 * ipa.c (process_references): Likewise.
151 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
152 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
153 notice_global_symbol, assemble_variable, mark_decl_referenced,
154 build_constant_desc, output_constant_def_contents, do_assemble_alias,
155 make_decl_one_only, default_section_type_flags,
156 categorize_decl_for_section, default_encode_section_info): Likewise.
157 * trans-mem.c (requires_barrier): Likewise.
158 * gimple-expr.c (mark_addressable): Likewise.
159 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
160 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
161 expand_debug_expr): Likewise.
162 * tree-dump.c (dequeue_and_dump): Likewise.
163 * ubsan.c (instrument_bool_enum_load): Likewise.
164 * tree-pretty-print.c (print_declaration): Likewise.
165 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
166 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
167 * asan.c (asan_protect_global, instrument_derefs): Likewise.
168 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
169 pass_build_ssa::execute): Likewise.
170 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
171 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
173 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
175 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
176 can_be_nonlocal, remap_decls, copy_debug_stmt,
177 initialize_inlined_parameters, add_local_variables,
178 reset_debug_binding, replace_locals_op): Likewise.
179 * dse.c (can_escape): Likewise.
180 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
182 * tree-diagnostic.c (default_tree_printer): Likewise.
183 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
184 unpack_ts_decl_with_vis_value_fields,
185 lto_input_ts_decl_common_tree_pointers): Likewise.
186 * builtins.c (builtin_save_expr, fold_builtin_expect,
187 readonly_data_expr): Likewise.
188 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
189 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
191 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
192 * gimplify.c (force_constant_size, gimplify_bind_expr,
193 gimplify_decl_expr, gimplify_var_or_parm_decl,
194 gimplify_compound_lval, gimplify_init_constructor,
195 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
196 gimplify_type_sizes): Likewise.
197 * cgraphbuild.c (record_reference, record_type_list, mark_address,
198 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
199 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
200 remove_unused_locals): Likewise.
201 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
202 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
203 * function.c (instantiate_expr, instantiate_decls_1,
204 setjmp_vars_warning, add_local_decl): Likewise.
205 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
207 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
208 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
209 optimize_va_list_gpr_fpr_size): Likewise.
210 * tree-nrv.c (pass_nrv::execute): Likewise.
211 * tsan.c (instrument_expr): Likewise.
212 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
213 * vtable-verify.c (verify_bb_vtables): Likewise.
214 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
215 get_ref_base_and_extent): Likewise.
216 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
218 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
219 analyze_all_variable_accesses): Likewise.
220 * tree-nested.c (get_nonlocal_debug_decl,
221 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
222 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
223 get_local_debug_decl, convert_local_omp_clauses,
224 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
226 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
227 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
228 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
229 dbxout_symbol, dbxout_common_check): Likewise.
230 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
231 string_constant): Likewise.
232 * hsa.c (hsa_get_declaration_name): Likewise.
233 * passes.c (rest_of_decl_compilation): Likewise.
234 * tree-ssanames.c (make_ssa_name_fn): Likewise.
235 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
236 pack_ts_decl_with_vis_value_fields,
237 write_ts_decl_common_tree_pointers): Likewise.
238 * stor-layout.c (place_field): Likewise.
239 * symtab.c (symtab_node::maybe_create_reference,
240 symtab_node::verify_base, symtab_node::make_decl_local,
241 symtab_node::copy_visibility_from,
242 symtab_node::can_increase_alignment_p): Likewise.
243 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
244 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
245 fortran_common, add_location_or_const_value_attribute,
246 add_scalar_info, add_linkage_name, set_block_abstract_flags,
247 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
248 optimize_one_addr_into_implicit_ptr,
249 optimize_location_into_implicit_ptr): Likewise.
250 * gimple-low.c (record_vars_into): Likewise.
251 * ipa-visibility.c (update_vtable_references): Likewise.
252 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
254 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
255 DFS::DFS_write_tree_body, write_symbol): Likewise.
256 * langhooks.c (lhd_warn_unused_global_decl,
257 lhd_set_decl_assembler_name): Likewise.
258 * attribs.c (decl_attributes): Likewise.
259 * except.c (output_ttype): Likewise.
260 * varpool.c (varpool_node::get_create, ctor_for_folding,
261 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
262 * fold-const.c (fold_unary_loc): Likewise.
263 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
264 ipa_find_agg_cst_from_init): Likewise.
265 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
266 expand_omp_target, lower_omp_regimplify_p,
267 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
268 find_link_var_op): Likewise.
269 * tree-chrec.c (chrec_contains_symbols): Likewise.
270 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
271 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
272 execute_fixup_cfg): Likewise.
274 PR tree-optimization/77901
275 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
276 if ranges[i].exp is SSA_NAME when looking for >= and only when
277 ranges[i].exp is NULL or SSA_NAME when looking for the other
280 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
282 * ipa-cp.c (ipcp_alignment_lattice): Remove.
283 (ipcp_param_lattices): Remove field alignment.
284 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
285 (set_all_contains_variable): Remove call to
286 ipcp_alignment_lattice::set_to_bottom.
287 (initialize_node_lattices): Likewise.
288 (propagate_alignment_accross_jump_function): Remove.
289 (propagate_constants_accross_call): Remove call to
290 propagate_alignment_accross_jump_function.
291 (ipcp_store_alignment_results): Remove.
292 (ipcp_driver): Remove call to ipcp_store_alignment_results.
293 (propagate_bits_accross_jump_function): Handle ancestor jump function.
294 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
295 pretty-printing of alignment jump function.
296 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
297 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
298 alignments and remove computing ipa_alignment jump function.
299 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
300 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
301 (ipa_read_jump_function): Remove reading of ipa_alignment.
302 (write_ipcp_transformation_info): Remove streaming for alignment
304 (read_ipcp_transformation_info): Remove reading of alignment
306 (ipcp_update_alignments): Remove.
307 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
309 (ipcp_transform_function): Remove call to ipcp_update_alignments()
310 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
311 * ipa-prop.h (ipa_alignment): Remove.
312 (ipa_jump_func): Remove field alignment.
313 (ipcp_transformation_summary): Remove field alignments.
314 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
315 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
316 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
318 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
320 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
322 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
324 (visium_expand_fp_cstore): Likewise.
326 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
328 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
329 * diagnostic.c (warning_at_rich_loc_n): New function.
330 (diagnostic_n_impl_richloc): Likewise.
331 (diagnostic_n_impl): Move most of the function to
332 diagnostic_n_impl_richloc and call it.
334 2016-10-08 Jakub Jelinek <jakub@redhat.com>
336 * gen-pass-instances.awk: Rewritten.
337 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
338 $(PASSES_EXTRA) after passes.def to the script.
339 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
340 * config/i386/i386-passes.def: New file.
341 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
342 make_pass_stv): Declare.
343 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
345 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
347 (pass_stv::clone, pass_stv::set_pass_param): New methods.
348 (pass_stv::timode_p): New non-static data member.
349 (ix86_option_override): Don't register passes here.
351 * doc/invoke.texi: Document accepting Else, fallthrough.
353 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
356 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
357 FALLTHRU comment styles.
359 2016-10-07 Andrew Pinski <apinski@cavium.com>
361 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
362 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
363 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR): Likewise.
364 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION): Likewise.
365 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION): Likewise.
366 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
367 (AARCH64_ARCH): Likewise.
368 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION): Likewise.
369 (AARCH64_CORE): Likewise.
370 (AARCH64_ARCH): Likewise.
371 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
372 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
373 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
374 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
375 (AARCH64_ARCH): Likewise.
376 (AARCH64_CORE): Likewise.
377 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
378 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
379 (AARCH64_CORE): Likewise.
380 (AARCH64_ARCH): Likewise.
382 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
384 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
385 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
386 floating point type infrastructre, and -mfloat128 that enables the
387 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
388 if -mfloat128-type. Define __ibm128 to be long double by default.
389 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
390 the IEEE 128-bit floating point type infrastructure should
391 automatically be enabled.
392 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
393 instead of -mfloat128 to enable KFmode.
394 (rs6000_option_override_internal): Split the option -mfloat128
395 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
396 systems, automatically set -mfloat128-type, but don't enable it on
397 other operating systems. Move setting the long double size and
398 IEEE quad support before the IEEE 128-bit floating point changes.
399 (rs6000_init_builtins): Do not create a unique type for __ibm128
400 if long double is IBM extended double, instead rely on __ibm128
401 being defined as 'long double'. If -mfloat128-type and not
402 -mfloat128, create the KFmode type with an undocumented __ieee128
404 (rs6000_init_libfuncs): Use -mfloat128-type instead of
405 -mfloat128 for tests about the types, but keep tests for
406 -mfloat128 to enable the keyword support.
407 (rs6000_complex_function_value): Likewise.
408 (rs6000_scalar_mode_supported_p): Likewise.
409 (rs6000_floatn_mode): Likewise.
410 (rs6000_c_mode_for_suffix): Likewise.
411 (rs6000_opt_masks): Add -mfloat128-type.
412 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
413 -mfloat128-type being split from -mfloat128. Add
414 -mfloat128-hardware, which was missing.
415 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
416 -mfloat128 and -mfloat128-type:
417 (-mfloat128-type): Likewise.
418 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
419 that 64-bit Linux systems with enable -mfloat128-type by default
421 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
422 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
423 -mfloat128-type instead of -mfloat128.
424 (FLOAT128_2REG_P): Likewise.
425 (MASK_FLOAT128_TYPE): Likewise.
426 (ALTIVEC_ARG_MAX_RETURN): Likewise.
427 (RS6000_BTM_FLOAT128): Likewise.
428 (TARGET_FLOAT128): Poison old identifiers.
429 (OPTION_MASK_FLOAT128): Likewise.
430 (MASK_FLOAT128): Likewise.
431 * config/rs6000/rs6000.md (FP): Likewise.
432 (FLOAT128): Likewise.
433 (fix_trunc<mode>di2): Likewise.
434 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
435 (floatdi<mode>2): Likewise.
436 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
437 (neg<mode>2, FLOAT128 iterator): Likewise.
438 (abs<mode>2, FLOAT128 iterator): Likewise.
439 (ieee_128bit_negative_zero): Likewise.
440 (ieee_128bit_vsx_neg<mode>2): Likewise.
441 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
442 (ieee_128bit_vsx_abs<mode>2): Likewise.
443 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
444 (ieee_128bit_vsx_nabs<mode>2): Likewise.
445 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
446 (extendiftf2): Likewise.
447 (extendifkf2): Likewise.
448 (extendtfkf2): Likewise.
449 (trunciftf2): Likewise.
450 (truncifkf2): Likewise.
451 (trunckftf2): Likewise.
452 (trunctfif2): Likewise.
453 (extendkftf2): Likewise.
454 (trunctfkf2): Likewise.
456 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
458 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
459 before merging in bytes to pass down to real_from_target.
461 2016-10-07 Richard Biener <rguenther@suse.de>
463 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
465 (substitute_and_fold_dom_walker::before_dom_children):
466 Substitute and fold before pass specific folding to avoid
467 feeding that with SSA names that will be later released.
468 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
469 introduced by folding and visited by evaluate_stmt called during
471 (likely_value): Likewise.
472 (evaluate_stmt): Likewise.
473 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
474 (simplify_div_or_mod_using_ranges): Likewise.
475 (simplify_min_or_max_using_ranges): Likewise.
476 (simplify_abs_using_ranges): Likewise.
477 (simplify_conversion_using_ranges): Likewise.
478 (simplify_float_conversion_using_ranges): Likewise.
479 (simplify_stmt_using_ranges): Likewise.
481 2016-10-07 Marek Polacek <polacek@redhat.com>
483 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
484 FALLTHROUGH_LABEL_P here...
485 (warn_implicit_fallthrough_r): ...not here.
487 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
489 PR tree-optimization/77880
490 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
493 2016-10-07 Marek Polacek <polacek@redhat.com>
496 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
498 2016-10-07 Richard Biener <rguenther@suse.de>
500 * bitmap.h: Document constraints on bitmap modification while
503 2016-10-07 Richard Biener <rguenther@suse.de>
505 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
506 * bitmap.h (bmp_iter_set): When advancing to the next element
507 check that we didn't remove the current one.
508 (bmp_iter_and): Likewise.
509 (bmp_iter_and_compl): Likewise.
510 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
511 we currently iterate on but keep a one-level queue.
512 * sched-deps.c (remove_from_deps): Do not clear current bit
513 but keep a one-level queue.
515 2016-10-07 Jakub Jelinek <jakub@redhat.com>
517 PR tree-optimization/77664
518 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
519 for the other ranges.
520 (optimize_range_tests_diff): Fix up formatting.
521 (optimize_range_tests_var_bound): New function.
522 (optimize_range_tests): Use it.
524 2016-10-07 Martin Liska <mliska@suse.cz>
526 * coverage.c (build_gcov_exit_decl): Fix priority what
529 2016-10-07 Richard Biener <rguenther@suse.de>
531 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
532 vars in gimple_bind_vars but not in BLOCK_VARS.
534 2016-10-07 Richard Biener <rguenther@suse.de>
536 PR tree-optimization/77879
537 * tree-ssa-structalias.c (handle_const_call): Properly handle
539 (handle_pure_call): Likewise.
541 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
543 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
544 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
547 2016-10-06 Andrew Pinski <apinski@cavium.com>
549 * config/aarch64/aarch64-cores.def: Add a comment before each
552 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
554 PR tree-optimization/77862
555 * tree-vrp.c (add_equivalence): Use get_value_range so that
556 num_vr_values is checked before accessing vr_values.
558 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
560 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
563 2016-10-05 Jeff Law <law@redhat.com>
565 PR tree-optimization/71661
566 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
567 removal of a forwarder exposes a new natural loop.
569 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
572 Introduce ssesuffix variable.
573 (<mask_codefor><code><mode>3<mask_name>): Ditto.
574 (*<code><mode>3): Ditto.
576 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
578 * postreload.c (reload_cse_simplify): Skip also USE when detecting
581 2016-10-06 Richard Biener <rguenther@suse.de>
583 PR tree-optimization/77855
584 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
585 instead of removing the current item while iterating over the set
588 2016-10-06 James Clarke <jrtc27@jrtc27.com>
589 Eric Botcazou <ebotcazou@adacore.com>
592 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
593 (classify_registers): Don't set it
594 (function_arg_slotno): Don't initialize and test it. Tidy up.
596 2016-10-06 Richard Biener <rguenther@suse.de>
598 PR tree-optimization/77839
599 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
602 2016-10-06 Martin Liska <mliska@suse.cz>
604 * gcc.c: Set -fprofile-update=atomic when profiling is
605 enabled and -pthread is set. Warn when one combines
606 -pthread and -fprofile-update=single for an app using
609 2016-10-06 Martin Liska <mliska@suse.cz>
612 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
613 * gimple-ssa-strength-reduction.c (slsr_process_cast):
614 Initialize a pointer to NULL.
615 (slsr_process_copy): Likewise.
616 * input.c (location_get_source_line): Likewise.
617 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
619 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
621 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
622 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
623 (ix86_handle_option): Deleted handle of OPT_mpcommit.
624 * config.gcc: Deleted pcommitintrin.h
625 * config/i386/pcommitintrin.h: Deleted file.
626 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
627 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
629 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
631 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
632 (PTA_PCOMMIT): Deleted define.
633 (ix86_option_override_internal): Deleted handle of option.
634 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
635 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
636 __builtin_ia32_pcommit): Deleted.
637 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
638 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
639 (pcommit): Deleted instruction.
640 * config/i386/i386.opt: Mention -mpcommit deprecation.
641 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
643 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
646 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
648 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
649 Use <round_constraint> as operand 1 constraint.
651 2016-10-05 Jakub Jelinek <jakub@redhat.com>
654 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
655 (ubsan_instrument_float_cast): And not here.
658 * ubsan.c (ubsan_ids): New GTY(()) array.
659 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
660 instead of static local counters.
662 2016-10-05 Martin Sebor <msebor@redhat.com>
665 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
666 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
667 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
668 (default_printf_pointer_format): Define function.
669 * targhooks.c (linux_printf_pointer_format): Define new function.
670 * targhooks.h (linux_printf_pointer_format): Declare.
671 (gnu_libc_printf_pointer_format): Remove declaration.
673 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
675 * fold-const.c (native_encode_real): Fix logic for selecting offset
676 to write to when BYTES_BIG_ENDIAN.
678 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
680 * builtins.c (fold_builtin_strchr): Remove function.
681 (fold_builtin_strrchr): Likewise.
682 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
683 * gimple-fold.c (target_char_cst_p): New function.
684 (gimple_fold_builtin_strchr) Add more foldings.
685 (gimple_fold_builtin): Add index, strrchr, rindex cases.
687 2016-10-05 Richard Biener <rguenther@suse.de>
690 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
691 capture ids in c-exprs.
693 2016-10-05 Richard Biener <rguenther@suse.de>
696 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
697 with types_match for GIMPLE code gen to handle type mismatched
699 (dt_operand::gen): Adjust.
700 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
703 2016-10-05 Richard Biener <rguenther@suse.de>
705 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
707 2016-10-05 Richard Biener <rguenther@suse.de>
710 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
712 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
714 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
715 version check to protect only DW_TAG_imported_module generation.
717 2016-10-05 Richard Biener <rguenther@suse.de>
720 * match.pd (min(a,-a) -> -abs(a)): New pattern.
722 2016-10-04 Ian Lance Taylor <iant@golang.org>
724 * explow.c (allocate_dynamic_stack_space): Call
725 do_pending_stack_adjust before handling flag_split_stack.
727 2016-10-04 David Malcolm <dmalcolm@redhat.com>
729 * genattrtab.c (make_internal_attr): Supply dummy column number to
732 * genoutput.c (init_insn_for_nothing): Likewise.
733 * gensupport.c (add_define_attr): Likewise.
734 * read-md.c (message_at_1): Print column number.
735 (fatal_with_file_and_line): Likewise.
736 (rtx_reader::read_char): Track column numbers.
737 (rtx_reader::unread_char): Likewise.
738 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
739 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
740 (rtx_reader::handle_file): Initialize m_read_md_colno.
741 (rtx_reader::get_current_location): Supply column number to
743 * read-md.h (struct file_location): Add field "colno".
744 (file_location::file_location): Likewise.
745 (rtx_reader::get_colno): New accessor.
746 (rtx_reader::m_read_md_colno): New field.
747 (rtx_reader::m_last_line_colno): New field.
749 2016-10-04 Jakub Jelinek <jakub@redhat.com>
751 * doc/extend.texi (Java Exceptions): Remove.
752 (java_interface): Remove.
754 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
756 PR tree-optimization/77808
757 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
758 and addr are different before copying points-to information.
760 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
763 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
764 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
765 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
767 2016-10-04 Richard Biener <rguenther@suse.de>
769 PR tree-optimization/77399
770 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
771 verify the target can convert.
773 2016-10-04 Richard Biener <rguenther@suse.de>
776 * explow.c (plus_constant): Verify the mode of the constant
777 pool offset before calling plus_constant.
779 2016-10-04 Richard Biener <rguenther@suse.de>
782 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
783 type support, mark with :C.
784 (X / -X -> -1): Mark with :C.
786 2016-10-04 Jakub Jelinek <jakub@redhat.com>
788 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
789 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
790 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
791 * doc/tm.texi: Regenerated.
792 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
793 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
794 * config/darwin.h (JCR_SECTION_NAME): Remove.
795 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
796 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
797 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
798 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
799 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
800 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
802 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
804 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
805 between "because" and "param" in dump message in call to fprintf.
807 2016-10-03 Jeff Law <law@redhat.com>
809 PR tree-optimization/71550
810 PR tree-optimization/71403
811 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
812 (profitable_jump_thread_path): Also return boolean indicating if
813 the realized path will create an irreducible loop.
814 Remove loop depth tests from 71403.
815 (fsm_find_control_statement_thread_paths): Remove loop depth tests
816 from 71403. If threading will create an irreducible loop, then
817 throw away loop iteration and related information.
819 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
821 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
822 -Woverloaded-virtual checks for warning options.
823 * configure: Regenerate.
825 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
827 PR preprocessor/77699
828 * input.c (maybe_grow): Don't allocate one byte extra headroom.
829 (get_next_line): Return false on error.
830 (read_next_line): Removed, use get_next_line instead.
831 (read_line_num): Don't copy the line.
832 (location_get_source_line): Don't use static data.
833 (selftest::test_reading_source_line): Add more test cases.
835 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
838 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
840 * ifcvt.c (noce_try_avoid_const_materialization): New function.
841 (noce_process_if_block): Use it.
843 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
845 * doc/invoke.texi: Update -Wint-in-bool-context.
847 2016-10-02 Jakub Jelinek <jakub@redhat.com>
849 * dwarf2out.c (output_fde, output_call_frame_info,
850 dwarf2out_do_cfi_startproc, set_indirect_string,
851 gen_internal_sym, output_die, output_line_info): Use
852 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
853 ASM_GENERATE_INTERNAL_LABEL output.
855 2016-10-01 Richard Biener <rguenther@suse.de>
858 * genmatch.c (get_operand_type): Add operand position arg
859 and handle COND_EXPR comparison operand with fixed boolean_type_node.
860 (expr::gen_transform): Adjust.
861 (dt_simplify::gen_1): Likewise.
863 2016-10-01 Jakub Jelinek <jakub@redhat.com>
865 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
866 comments. Simplify asserts, remove unnecessary conditions.
868 (*<code><mode>3): Likewise.
870 2016-09-30 Jakub Jelinek <jakub@redhat.com>
872 * doc/invoke.texi (-Wregister): Document.
874 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
876 * configure.ac: Split CHECKING_P into CHECKING_P and
877 ENABLE_EXTRA_CHECKING.
878 * configure: Regenerated.
879 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
880 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
882 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
885 * gcc.c (process_command): For @filename handling, output
886 the correct name if the file does not exist.
888 2016-09-30 Marek Polacek <polacek@redhat.com>
890 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
891 * config/alpha/predicates.md: Likewise.
893 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
895 * ifcvt.c (noce_try_avoid_const_materialization): New function.
896 (noce_process_if_block): Use it.
898 2016-09-30 Martin Liska <mliska@suse.cz>
900 * doc/invoke.texi: Document asan-use-after-return that
901 it's disabled by default in runtime.
903 2016-09-30 Richard Biener <rguenther@suse.de>
905 * tree-vrp.c (intersect_ranges): If we failed to handle
906 the intersection choose a constant singleton range if available.
908 2016-09-30 Richard Biener <rguenther@suse.de>
910 PR tree-optimization/77399
911 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
912 float <-> int conversions.
914 2016-09-30 Alan Modra <amodra@gmail.com>
916 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
918 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
920 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
921 ext_level before calling CPUID with 0x80000008.
922 Simplify xgetbv checks.
924 2016-09-29 David Malcolm <dmalcolm@redhat.com>
926 * Makefile.in (OBJS): Add print-rtl-function.o.
927 * print-rtl-function.c: New file.
928 * print-rtl.h (print_rtx_function): New decl.
930 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/cpuid.h (__get_cpuid_count): New.
934 (__get_cpuid): Rename __level to __leaf.
936 2016-09-29 Marek Polacek <polacek@redhat.com>
938 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
940 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
942 * builtins.c (expand_builtin_memcmp): don't swap args unless
943 result is only being compared with zero.
945 2016-09-29 Marek Polacek <polacek@redhat.com>
947 * dwarf2out.c (loc_descriptor): Add fall through comment.
948 (add_const_value_attribute): Likewise.
950 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
952 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
953 with "v6t2". Move "arch" attribute above "pool_range".
954 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
956 (*thumb2_movhi_vfp): Likewise.
957 (*arm_movhi_fp16): Likewise.
958 (*thumb2_movhi_fp16): Likewise.
959 (*arm_movsi_vfp): Remove "arch" attribute.
960 (*thumb2_movsi_vfp): Likewise.
962 2016-09-29 Martin Liska <mliska@suse.cz>
964 * doc/extend.texi: Remove limitation of Objective C for
965 __attribute__((constructor)) and __attribute__((destructor)).
967 2016-09-29 Richard Biener <rguenther@suse.de>
969 PR tree-optimization/77768
970 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
971 Handle stores to readonly memory when removing redundant stores.
973 2016-09-29 Richard Biener <rguenther@suse.de>
976 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
977 X / -X -> -1 simplifications.
979 2016-09-29 Richard Biener <rguenther@suse.de>
982 * match.pd: Add max(a,-a) -> abs(a) pattern.
983 * tree-ssa-phiopt.c (minmax_replacement): Disable for
984 HONOR_SIGNED_ZEROS types.
986 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
988 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
989 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
991 2016-09-29 Richard Biener <rguenther@suse.de>
993 * tree-vrp.c (set_defs_to_varying): New helper avoiding
994 writing to vr_const_varying.
995 (vrp_initialize): Call it.
996 (vrp_visit_stmt): Likewise.
997 (evrp_dom_walker::before_dom_children): Likewise.
999 2016-09-29 Richard Biener <rguenther@suse.de>
1001 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1002 constructors with vector elements.
1004 2016-09-29 Richard Biener <rguenther@suse.de>
1006 PR tree-optimization/77768
1007 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1008 with stores to a place we know has a constant value.
1010 2016-09-29 Alan Modra <amodra@gmail.com>
1012 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1013 * doc/invoke.texi: Document it.
1014 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1015 (rs6000_passes_float): Comment.
1016 (rs6000_passes_long_double): New static var.
1017 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1018 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1019 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1020 to include fp values returned in vectors.
1021 Set rs6000_passes_long_double.
1022 (rs6000_function_arg_advance_1): Likewise for function args.
1023 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1024 and SPE. Emit long double tag value too.
1025 (rs6000_opt_vars): Add gnu-attr.
1026 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1027 * configure: Regenerate.
1028 * config.in: Regenerate.
1030 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1032 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1034 (format_floating, format_string, format_directive,
1035 get_destination_size, pass_sprintf_length::handle_gimple_call):
1038 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1040 * gimple-ssa-sprintf.c: Fix comment formatting.
1041 (format_integer): Use is_gimple_assign.
1042 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1043 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1044 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1045 (pass_sprintf_length::execute): Use is_gimple_call.
1047 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1049 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1050 strchr, also try the generic folding.
1052 2016-09-28 Martin Sebor <msebor@redhat.com>
1055 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1058 2016-09-28 Martin Sebor <msebor@redhat.com>
1061 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1062 length modifier is not expected.
1063 (format_floating): Ignore l length modifier and fail gracefuly
1064 when it isn't one of the other expected ones.
1066 2016-09-28 Martin Sebor <msebor@redhat.com>
1069 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1071 2016-09-27 Richard Biener <rguenther@suse.de>
1073 * dwarf2out.c (cu_die_list): New global.
1074 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1075 main_comp_unit_die to cu_die_list if we created it.
1076 Move break_out_includes ...
1077 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1080 2016-09-28 Richard Biener <rguenther@suse.de>
1082 * dwarf2out.c (struct die_struct): Add removed flag.
1083 (lookup_type_die): If the DIE is marked as removed, clear
1084 TYPE_SYMTAB_DIE and return NULL.
1085 (lookup_decl_die): If the DIE is marked as removed, remove it
1086 from the hash and return NULL.
1087 (mark_removed): New helper.
1088 (prune_unused_types_prune): Call it for removed DIEs.
1089 (gen_subprogram_die): Move the premark_used_types call to after
1090 DIEs for the functions scopes are generated.
1091 (process_scope_var): Do not re-create pruned types or type decls.
1092 Make sure to also re-parent type decls.
1093 (dwarf2out_finish): Move unused type pruning and debug_types
1095 (dwarf2out_early_finish): ... here.
1097 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1099 * config/arc/arc-c.c: New file.
1100 * config/arc/arc-c.def: Likewise.
1101 * config/arc/t-arc: Likewise.
1102 * config.gcc: Include arc-c.o as c and cpp object.
1103 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1104 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1105 arc_cpu_cpp_builtins.
1107 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1109 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1110 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1112 2016-09-28 Nathan Sidwell <nathan@acm.org>
1114 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1117 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1119 PR tree-optimization/61056
1120 * gimple-fold.c (gimple_fold_builtin_strchr):
1121 New function to optimize strchr (s, 0) to strlen.
1122 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1124 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1126 PR tree-optimization/77724
1127 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1128 Add tree_fits_shwi_p check.
1130 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1132 * auto-inc-dec.c (try_merge): Remove break after return.
1133 * cselib.c (autoinc_split): Likewise.
1134 * explow.c (promote_mode): Likewise.
1135 * fixed-value.c (fixed_arithmetic): Likewise.
1136 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1137 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1138 * trans-mem.c (get_attrs_for): Likewise.
1139 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1140 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1141 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1142 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1143 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1144 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1145 * config/cris/cris.c (cris_op_str): Likewise.
1146 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1147 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1149 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1151 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1152 IFN_GOACC_REDUCTION_CODES): New.
1153 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1154 ifn_goacc_reduction_kind): Use them.
1155 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1156 of internal functions, when applicable.
1158 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1160 * config/mips/constraints.md (d): Fix documentation.
1161 * doc/md.texi (Machine Constraints): Update accordingly.
1163 2016-09-27 Richard Biener <rguenther@suse.de>
1165 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
1166 cur_line_info_table initialization ...
1167 (dwarf2out_assembly_start): ... here.
1169 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
1171 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
1172 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
1173 (*thumb2_movhi_vfp): Likewise.
1174 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
1175 template. Expand predicable attribute to mark VMOV.F16 as not
1176 predicable. Add "arch" attribute.
1177 (*thumb2_movhi_fp16): Likewise.
1178 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
1179 (*thumb2_movsi_vfp): Add "arch" attribute.
1181 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1183 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1186 2016-09-27 Marek Polacek <polacek@redhat.com>
1188 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
1191 * config/c6x/c6x.h: Adjust fall through comment.
1192 * config/sh/sh.c (final_prescan_insn): Likewise.
1193 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
1194 (visium_expand_fp_cstore): Likewise.
1196 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1198 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
1199 expected by -Wimplicit-fallthrough.
1200 (thumb1_size_rtx_costs): Likewise.
1201 (thumb2_reorg): Likewise.
1202 (tls_mentioned_p): Add "Fall through" comment.
1203 (thumb2_reorg): Likewise.
1204 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
1205 comment form expected by -Wimplicit-fallthrough.
1207 2016-09-27 Martin Liska <mliska@suse.cz>
1209 PR gcov-profile/46266
1210 * input.h (RESERVED_LOCATION_P): New macro.
1211 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
1212 instread of comparison with UNKNOWN_LOCATION.
1214 2016-09-27 Richard Biener <rguenther@suse.de>
1216 PR tree-optimization/77745
1217 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1218 When removing redundant stores make sure to check compatibility
1219 of the TBAA state for downstream accesses.
1220 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1221 value-numbering virtual operands for store matches.
1223 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
1226 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
1227 movrt patterns. Match them before anything else in the SET case.
1229 2016-09-27 Martin Liska <mliska@suse.cz>
1231 PR gcov-profile/7970
1232 PR gcov-profile/16855
1233 PR gcov-profile/44779
1234 * coverage.c (build_gcov_exit_decl): New function.
1235 (coverage_obj_init): Call the function and generate __gcov_exit
1237 * doc/gcov.texi: Document when __gcov_exit function is called.
1239 2016-09-27 Marek Polacek <polacek@redhat.com>
1242 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1243 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
1244 -Wno-error instead of -Wno-implicit-fallthrough.
1246 2016-09-27 Martin Liska <mliska@suse.cz>
1249 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
1251 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1253 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
1254 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
1255 comments. Remove break after return.
1256 (ix86_fp_compare_code_to_integer, has_dispatch,
1257 ix86_simd_clone_usable): Remove break after return.
1259 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1261 PR rlt-optimization/77714
1262 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
1265 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
1268 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
1269 extract_range_from_unary_expr to convert value_range.
1270 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
1271 (extract_range_from_unary_expr): This.
1272 * tree-vrp.h (extract_range_from_unary_expr): Declare.
1274 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
1276 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
1278 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1280 * config/i386/i386.c (ix86_print_operand)
1281 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
1282 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
1283 (epilogue_renumber): Likewise.
1285 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
1288 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
1289 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
1291 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1293 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
1294 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
1295 is_mm_seq_cst, is_mm_sync): Move to ...
1296 * memmodel.h: This. New file.
1297 * builtins.c: Include memmodel.h.
1298 * optabs.c: Likewise.
1300 * config/aarch64/aarch64.c: Likewise.
1301 * config/alpha/alpha.c: Likewise.
1302 * config/arm/arm.c: Likewise.
1303 * config/i386/i386.c: Likewise.
1304 * config/ia64/ia64.c: Likewise.
1305 * config/mips/mips.c: Likewise.
1306 * config/rs6000/rs6000.c: Likewise.
1307 * config/sparc/sparc.c: Likewise.
1308 * genconditions.c: Include memmodel.h in generated file.
1309 * genemit.c: Likewise.
1310 * genoutput.c: Likewise.
1311 * genpeep.c: Likewise.
1312 * genpreds.c: Likewise.
1313 * genrecog.c: Likewise.
1315 2016-09-26 David Malcolm <dmalcolm@redhat.com>
1317 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
1318 "c" instead when parsing characters. Move operand parsing into...
1319 (read_rtx_operand): ...this new function, renaming "i" to "idx",
1320 and tightening the scope of various locals.
1322 2016-09-26 Liu Hao <lh_mouse@126.com>
1324 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
1326 2016-09-26 Marek Polacek <polacek@redhat.com>
1328 * system.h: Use __has_attribute to check whether the fallthrough
1329 attribute is supported.
1331 2016-09-26 Marek Polacek <polacek@redhat.com>
1333 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
1334 gimple_call_internal_p.
1335 * ipa-split.c (find_return_bb): Likewise.
1336 (execute_split_functions): Likewise.
1337 * omp-low.c (dump_oacc_loop_part): Likewise.
1338 (oacc_loop_xform_head_tail): Likewise.
1339 * predict.c (predict_loops): Likewise.
1340 * sanopt.c (pass_sanopt::execute): Likewise.
1341 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
1342 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
1343 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
1344 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
1345 (expand_ifn_va_arg): Likewise.
1346 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1347 (optimize_mask_stores): Likewise.
1348 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
1349 (vect_transform_stmt): Likewise.
1350 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
1351 * tsan.c (instrument_memory_accesses): Likewise.
1353 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1354 Alexander Monakov <amonakov@ispras.ru>
1356 * regrename.c (rename_chains): Check
1357 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1358 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1359 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1361 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1363 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1364 (s390_sched_score): Likewise.
1366 2016-09-26 Martin Liska <mliska@suse.cz>
1368 * doc/gcov.texi: Update program output of gcov tool.
1370 2016-09-26 Martin Liska <mliska@suse.cz>
1372 PR gcov-profile/23332
1373 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1374 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1375 * value-prof.c (dump_histogram_value): Do not handle
1376 HIST_TYPE_CONST_DELTA.
1377 (stream_in_histogram_value): Likewise.
1378 (gimple_find_values_to_profile): Likewise.
1379 * value-prof.h (enum hist_type): Likewise.
1381 2016-09-26 Martin Liska <mliska@suse.cz>
1383 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1384 from default sanitize recover values.
1385 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1386 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1387 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1389 * opts.c (finish_options): Do a generic loop over options
1390 that can be recovered.
1391 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1393 (common_handle_option): Likewise.
1394 * opts.h: Declare can_recover to sanitizer_opts_s.
1396 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1398 * target.def(elf_flags_numeric): Change documentation to present tense.
1399 * doc/tm.texi: Regenerate.
1401 2016-09-26 Marek Polacek <polacek@redhat.com>
1404 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1405 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1406 -Wno-switch-fallthrough.
1407 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1408 (expand_builtin): Likewise.
1409 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1410 * convert.c (convert_to_real_1): Likewise.
1411 (convert_to_integer_1): Likewise.
1412 * final.c (output_alternate_entry_point): Likewise.
1413 * genattrtab.c (make_canonical): Likewise.
1414 (write_test_expr): Likewise.
1415 * genpreds.c (validate_exp): Likewise.
1416 * gimple-ssa-strength-reduction.c
1417 (find_candidates_dom_walker::before_dom_children): Likewise.
1418 * godump.c (go_format_type): Likewise.
1419 * reload1.c (elimination_effects): Likewise.
1420 * resource.c (mark_referenced_resources): Likewise.
1421 (mark_set_resources): Likewise.
1422 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1423 * varasm.c (output_addressed_constants): Likewise.
1425 2016-09-26 Marek Polacek <polacek@redhat.com>
1428 * common.opt (Wimplicit-fallthrough): New option.
1429 * doc/extend.texi: Document statement attributes and the fallthrough
1431 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1432 * gimple.h (gimple_call_internal_p): New function.
1433 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1434 (struct label_entry): New struct.
1435 (find_label_entry): New function.
1436 (case_label_p): New function.
1437 (collect_fallthrough_labels): New function.
1438 (last_stmt_in_scope): New function.
1439 (should_warn_for_implicit_fallthrough): New function.
1440 (warn_implicit_fallthrough_r): New function.
1441 (maybe_warn_implicit_fallthrough): New function.
1442 (expand_FALLTHROUGH_r): New function.
1443 (expand_FALLTHROUGH): New function.
1444 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1445 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1446 (gimplify_label_expr): New function.
1447 (gimplify_case_label_expr): Set location.
1448 (gimplify_expr): Call gimplify_label_expr.
1449 * internal-fn.c (expand_FALLTHROUGH): New function.
1450 * internal-fn.def (FALLTHROUGH): New internal function.
1451 * langhooks.c (lang_GNU_OBJC): New function.
1452 * langhooks.h (lang_GNU_OBJC): Declare.
1453 * system.h (gcc_fallthrough): Define.
1454 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1455 * tree.h (FALLTHROUGH_LABEL_P): Define.
1457 2016-09-26 Richard Biener <rguenther@suse.de>
1459 * dwarf2out.c (stripattributes): Remove unused function.
1460 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1461 Push dwarf_split_debug_info handling into init_sections_and_labels.
1462 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1463 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1464 (debug_macinfo_section_name): New global.
1465 (output_macinfo): Use debug_macinfo_section_name.
1466 (init_sections_and_labels): Split out section and label generation
1467 from dwarf2out_init. Set debug_macinfo_section_name.
1468 (dwarf2out_init): Move text section label generation and emission
1470 (dwarf2out_assembly_start): ... here.
1471 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1474 2016-09-26 Richard Biener <rguenther@suse.de>
1477 * cgraphunit.c (analyze_functions): Before early removing
1478 global vars calls the late_global_decl debug handler mark
1479 the variable as readonly.
1481 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1484 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1485 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1486 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1487 declare new overloads.
1488 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1491 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1493 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1494 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1496 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1498 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1499 * configure: Regenerate.
1501 2016-09-24 Marek Polacek <polacek@redhat.com>
1504 * doc/invoke.texi: Document -Wbool-operation.
1506 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1508 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1509 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1510 cmpmemsi pattern to do builtin expansion of memcmp ().
1511 (compute_current_alignment): Add helper function for
1512 expand_block_compare used to compute alignment as the compare proceeds.
1513 (select_block_compare_mode): Used by expand_block_compare to select
1514 the mode used for reading the next chunk of bytes in the compare.
1515 (do_load_for_compare): Used by expand_block_compare to emit the load
1516 insns for the compare.
1517 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1518 reference from expand_block_compare ().
1519 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1520 prototype for this function.
1521 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1522 target option for controlling how much code inline expansion of
1523 memcmp() will be allowed to generate.
1525 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1527 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1528 hook_bool_mode_false, hook_bool_mode_true,
1529 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1530 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1531 hook_bool_const_rtx_insn_const_rtx_insn_true,
1532 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1533 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1534 hook_bool_const_tree_hwi_hwi_const_tree_false,
1535 hook_bool_const_tree_hwi_hwi_const_tree_true,
1536 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1537 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1538 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1539 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1540 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1541 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1542 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1543 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1544 hook_bool_uintp_uintp_false,
1545 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1546 hook_rtx_tree_int_null, hook_uint_mode_0,
1547 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1548 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1549 hook_constcharptr_const_rtx_insn_null,
1550 hook_constcharptr_const_tree_const_tree_null,
1551 hook_constcharptr_int_const_tree_null,
1552 hook_constcharptr_int_const_tree_const_tree_null,
1553 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1554 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1555 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1557 * vec.h (vNULL): Extend comment to say = vNULL initialization
1558 isn't needed for static vars.
1560 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1561 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1562 = vNULL initialization of file scope vec.
1563 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1564 disabled_pass_uid_range_tab): Likewise.
1565 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1566 * tree-chkp-opt.c (check_infos): Likewise.
1567 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1569 * vec.h (vnull::operator vec): Add constexpr keyword for
1572 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1574 PR tree-optimization/77654
1575 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1576 to duplicate_ssa_name_ptr_info.
1578 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1580 PR preprocessor/77672
1581 * input.c (selftest::test_lexer_string_locations_simple): Update
1582 test to expect location information of the terminator character
1583 at the location of the final closing quote.
1584 (selftest::test_lexer_string_locations_hex): Likewise.
1585 (selftest::test_lexer_string_locations_oct): Likewise.
1586 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1587 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1588 (selftest::test_lexer_string_locations_ucn4): Likewise.
1589 (selftest::test_lexer_string_locations_ucn8): Likewise.
1590 (selftest::test_lexer_string_locations_u8): Likewise.
1591 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1592 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1593 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1594 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1595 (selftest::test_lexer_string_locations_macro): Likewise.
1596 (selftest::test_lexer_string_locations_long_line): Likewise.
1598 2016-09-23 Richard Biener <rguenther@suse.de>
1600 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1601 virtual definition to virtual use if the call devirtualizes
1602 to a const or pure function.
1603 (visit_use): Also visit calls we can devirtualize to a
1604 const or pure function.
1606 2016-09-23 Richard Biener <rguenther@suse.de>
1608 PR tree-optimization/77697
1609 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1610 signal error if we have sth ternary or unhandled.
1612 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1614 * config/arm/arm_neon.h (vabd_f16): New.
1648 (vcvt_f16_s16): New.
1649 (vcvt_f16_u16): New.
1650 (vcvt_s16_f16): New.
1651 (vcvt_u16_f16): New.
1652 (vcvtq_f16_s16): New.
1653 (vcvtq_f16_u16): New.
1654 (vcvtq_s16_f16): New.
1655 (vcvtq_u16_f16): New.
1656 (vcvta_s16_f16): New.
1657 (vcvta_u16_f16): New.
1658 (vcvtaq_s16_f16): New.
1659 (vcvtaq_u16_f16): New.
1660 (vcvtm_s16_f16): New.
1661 (vcvtm_u16_f16): New.
1662 (vcvtmq_s16_f16): New.
1663 (vcvtmq_u16_f16): New.
1664 (vcvtn_s16_f16): New.
1665 (vcvtn_u16_f16): New.
1666 (vcvtnq_s16_f16): New.
1667 (vcvtnq_u16_f16): New.
1668 (vcvtp_s16_f16): New.
1669 (vcvtp_u16_f16): New.
1670 (vcvtpq_s16_f16): New.
1671 (vcvtpq_u16_f16): New.
1672 (vcvt_n_f16_s16): New.
1673 (vcvt_n_f16_u16): New.
1674 (vcvtq_n_f16_s16): New.
1675 (vcvtq_n_f16_u16): New.
1676 (vcvt_n_s16_f16): New.
1677 (vcvt_n_u16_f16): New.
1678 (vcvtq_n_s16_f16): New.
1679 (vcvtq_n_u16_f16): New.
1693 (vmul_lane_f16): New.
1696 (vmulq_lane_f16): New.
1718 (vrsqrteq_f16): New.
1722 (vrsqrtsq_f16): New.
1726 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1728 * config.gcc (extra_headers): Add arm_fp16.h
1729 * config/arm/arm_fp16.h: New.
1730 * config/arm/arm_neon.h: Include "arm_fp16.h".
1732 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1734 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
1736 (vmulf): New (v8hf, v4hf variants).
1737 (vfma): New (v8hf, v4hf variants).
1738 (vfms): New (v8hf, v4hf variants).
1739 (vsub): New (v8hf, v4hf variants).
1740 (vcage): New (v8hf, v4hf variants).
1741 (vcagt): New (v8hf, v4hf variants).
1742 (vcale): New (v8hf, v4hf variants).
1743 (vcalt): New (v8hf, v4hf variants).
1744 (vceq): New (v8hf, v4hf variants).
1745 (vcgt): New (v8hf, v4hf variants).
1746 (vcge): New (v8hf, v4hf variants).
1747 (vcle): New (v8hf, v4hf variants).
1748 (vclt): New (v8hf, v4hf variants).
1749 (vceqz): New (v8hf, v4hf variants).
1750 (vcgez): New (v8hf, v4hf variants).
1751 (vcgtz): New (v8hf, v4hf variants).
1752 (vcltz): New (v8hf, v4hf variants).
1753 (vclez): New (v8hf, v4hf variants).
1754 (vabd): New (v8hf, v4hf variants).
1755 (vmaxf): New (v8hf, v4hf variants).
1756 (vmaxnm): New (v8hf, v4hf variants).
1757 (vminf): New (v8hf, v4hf variants).
1758 (vminnm): New (v8hf, v4hf variants).
1759 (vpmaxf): New (v4hf variant).
1760 (vpminf): New (v4hf variant).
1761 (vpadd): New (v4hf variant).
1762 (vrecps): New (v8hf, v4hf variants).
1763 (vrsqrts): New (v8hf, v4hf variants).
1764 (vabs): New (v8hf, v4hf variants).
1765 (vneg): New (v8hf, v4hf variants).
1766 (vrecpe): New (v8hf, v4hf variants).
1767 (vrnd): New (v8hf, v4hf variants).
1768 (vrnda): New (v8hf, v4hf variants).
1769 (vrndm): New (v8hf, v4hf variants).
1770 (vrndn): New (v8hf, v4hf variants).
1771 (vrndp): New (v8hf, v4hf variants).
1772 (vrndx): New (v8hf, v4hf variants).
1773 (vrsqrte): New (v8hf, v4hf variants).
1774 (vmul_lane): Add v4hf and v8hf variants.
1775 (vmul_n): Add v4hf and v8hf variants.
1776 (vext): New (v8hf, v4hf variants).
1777 (vcvts): New (v8hi, v4hi variants).
1778 (vcvts): New (v8hf, v4hf variants).
1779 (vcvtu): New (v8hi, v4hi variants).
1780 (vcvtu): New (v8hf, v4hf variants).
1781 (vcvts_n): New (v8hf, v4hf variants).
1782 (vcvtu_n): New (v8hi, v4hi variants).
1783 (vcvts_n): New (v8hi, v4hi variants).
1784 (vcvtu_n): New (v8hf, v4hf variants).
1785 (vbsl): New (v8hf, v4hf variants).
1786 (vcvtas): New (v8hf, v4hf variants).
1787 (vcvtau): New (v8hf, v4hf variants).
1788 (vcvtms): New (v8hf, v4hf variants).
1789 (vcvtmu): New (v8hf, v4hf variants).
1790 (vcvtns): New (v8hf, v4hf variants).
1791 (vcvtnu): New (v8hf, v4hf variants).
1792 (vcvtps): New (v8hf, v4hf variants).
1793 (vcvtpu): New (v8hf, v4hf variants).
1795 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1797 * config/arm/arm-builtins.c (hf_UP): New.
1799 (vfp_builtin_data): New. Update comment.
1800 (enum arm_builtins): Include "arm_vfp_builtins.def".
1801 (ARM_BUILTIN_VFP_PATTERN_START): New.
1802 (arm_init_vfp_builtins): New.
1803 (arm_init_builtins): Add arm_init_vfp_builtins.
1804 (arm_expand_vfp_builtin): New.
1805 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
1807 * config/arm/arm_vfp_builtins.def: New file.
1808 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
1809 (arm-builtins.o): Likewise.
1811 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
1814 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
1815 from constant while creating value range.
1817 2016-09-23 Renlin Li <renlin.li@arm.com>
1819 * ira.c (ira): Move ira_use_lra_p initialization code to ...
1820 (ira_init_once): Here.
1822 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
1823 Jakub Jelinek <jakub@redhat.com>
1825 * hooks.h (hook_uint_uintp_false): Rename to...
1826 (hook_bool_uint_uintp_false): ... this.
1827 * hooks.c (hook_uint_uintp_false): Rename to...
1828 (hook_bool_uint_uintp_false): ... this.
1829 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
1830 instead of hook_uint_uintp_false.
1832 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1834 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
1835 (arm_init_builtins): Move body of a loop to the standalone
1836 function arm_init_neon_builtin.
1837 (arm_expand_neon_builtin_1): New. Update comment. Function body
1838 moved from arm_neon_builtin with some white-space fixes.
1839 (arm_expand_neon_builtin): Move code into the standalone function
1840 arm_expand_neon_builtin_1.
1842 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1844 * config/arm/iterators.md (VCVTHI): New.
1845 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
1849 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
1850 (V_HALF): Add V4HF. Fix white-space.
1851 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
1852 (V_s_elem): Likewise.
1853 (V_sz_elem): Fix white-space.
1854 (V_elem_ch): Likewise.
1856 (scalar_mul_constraint): Add V8HF and V4HF.
1857 (Is_float_mode): Fix white-space.
1858 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
1859 (q): Add HF. Fix white-space.
1862 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
1863 (neon_vfm_lane_as): New.
1864 * config/arm/neon.md (add<mode>3_fp16): New.
1865 (sub<mode>3_fp16): New.
1866 (mul<mode>3add<mode>_neon): New.
1867 (fma<VH:mode>4_intrinsic): New.
1868 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
1869 (fmsub<VH:mode>4_intrinsic): New.
1870 (<absneg_str><mode>2): New.
1871 (neon_v<absneg_str><mode>): New.
1872 (neon_v<fp16_rnd_str><mode>): New.
1873 (neon_vrsqrte<mode>): New.
1874 (neon_vpaddv4hf): New.
1875 (neon_vadd<mode>): New.
1876 (neon_vsub<mode>): New.
1877 (neon_vmulf<mode>): New.
1878 (neon_vfma<VH:mode>): New.
1879 (neon_vfms<VH:mode>): New.
1880 (neon_vc<cmp_op><mode>): New.
1881 (neon_vc<cmp_op><mode>_fp16insn): New
1882 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
1883 (neon_vca<cmp_op><mode>): New.
1884 (neon_vca<cmp_op><mode>_fp16insn): New.
1885 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
1886 (neon_vc<cmp_op>z<mode>): New.
1887 (neon_vabd<mode>): New.
1888 (neon_v<maxmin>f<mode>): New.
1889 (neon_vp<maxmin>fv4hf: New.
1890 (neon_<fmaxmin_op><mode>): New.
1891 (neon_vrecps<mode>): New.
1892 (neon_vrsqrts<mode>): New.
1893 (neon_vrecpe<mode>): New (VH variant).
1894 (neon_vdup_lane<mode>_internal): New.
1895 (neon_vdup_lane<mode>): New.
1896 (neon_vcvt<sup><mode>): New (VCVTHI variant).
1897 (neon_vcvt<sup><mode>): New (VH variant).
1898 (neon_vcvt<sup>_n<mode>): New (VH variant).
1899 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
1900 (neon_vcvt<vcvth_op><sup><mode>): New.
1901 (neon_vmul_lane<mode>): New.
1902 (neon_vmul_n<mode>): New.
1903 * config/arm/unspecs.md (UNSPEC_VCALE): New
1904 (UNSPEC_VCALT): New.
1905 (UNSPEC_VFMA_LANE): New.
1906 (UNSPECS_VFMS_LANE): New.
1908 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1910 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1911 ("*extzv<mode><clobbercc_or_nocc>"):
1912 Correct a typo in a comment.
1914 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1915 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1916 ("*insv<mode>_zEC12_appendbitsleft")
1917 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1918 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1919 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1920 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1921 Provide pattern with operands switched.
1922 ("*pre_z10_extv<mode>"):
1923 Use new subst patterns.
1924 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1925 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1926 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1927 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1928 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1929 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1930 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1932 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1933 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1934 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1936 ("SINT"): New mode_iterator with SI, HI, QI.
1937 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1938 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1941 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1943 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1944 new interface of s390_contiguous_bitmask_p.
1945 ("contiguous_bitmask_nowrap_operand"): New predicate.
1946 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1947 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1948 of s390_contiguous_bitmask_p.
1949 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1950 ("NxxSw"): New constraint.
1951 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1952 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1954 (s390_contiguous_bitmask_nowrap_p): Export.
1955 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1956 former s390_contiguous_bitmask_p.
1957 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1958 detect contiguous bit ranges with wraparound. Change signature to
1959 return START and END position instead of POS and LENGTH.
1960 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1961 ranges with wraparound.
1962 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1963 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1964 Adapt to new signature of s390_contiguous_bitmask_p.
1966 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1968 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1969 (create_intersect_range_checks): New.
1970 (vect_create_cond_for_alias_checks): Call above function.
1972 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1974 * config/arm/iterators.md (Code iterators): Fix some white-space
1978 (FCVT): Moved from vfp.md.
1979 (VCVT_HF_US_N): New.
1980 (VCVT_SI_US_N): New.
1985 (FCVTI32typename): Moved from vfp.md.
1986 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1987 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1988 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1989 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1990 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1992 (fp16_rnd_str): New.
1993 (fp16_rnd_insn): New.
1994 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1995 (UNSPEC_VCVT_HF_U_N): New.
1996 (UNSPEC_VCVT_SI_S_N): New.
1997 (UNSPEC_VCVT_SI_U_N): New.
1998 (UNSPEC_VCVTH_S): New.
1999 (UNSPEC_VCVTH_U): New.
2000 (UNSPEC_VCVTA_S): New.
2001 (UNSPEC_VCVTA_U): New.
2002 (UNSPEC_VCVTM_S): New.
2003 (UNSPEC_VCVTM_U): New.
2004 (UNSPEC_VCVTN_S): New.
2005 (UNSPEC_VCVTN_U): New.
2006 (UNSPEC_VCVTP_S): New.
2007 (UNSPEC_VCVTP_U): New.
2008 (UNSPEC_VCVTP_S): New.
2009 (UNSPEC_VCVTP_U): New.
2011 (UNSPEC_VRNDA): New.
2012 (UNSPEC_VRNDI): New.
2013 (UNSPEC_VRNDM): New.
2014 (UNSPEC_VRNDN): New.
2015 (UNSPEC_VRNDP): New.
2016 (UNSPEC_VRNDX): New.
2017 * config/arm/vfp.md (<absneg_str>hf2): New.
2019 (neon_v<fp16_rnd_str>hf): New.
2020 (neon_vrndihf): New.
2025 (*mulsf3neghf_vfp): New.
2026 (*negmulhf3_vfp): New.
2027 (*mulsf3addhf_vfp): New.
2028 (*mulhf3subhf_vfp): New.
2029 (*mulhf3neghfaddhf_vfp): New.
2030 (*mulhf3neghfsubhf_vfp): New.
2033 (fmsubhf4_fp16): New.
2037 (neon_vsqrthf): New.
2038 (neon_vrsqrtshf): New.
2039 (FCVT): Move to iterators.md.
2040 (FCVTI32typename): Likewise.
2041 (neon_vcvth<sup>hf): New.
2042 (neon_vcvth<sup>si): New.
2043 (neon_vcvth<sup>_nhf_unspec): New.
2044 (neon_vcvth<sup>_nhf): New.
2045 (neon_vcvth<sup>_nsi_unspec): New.
2046 (neon_vcvth<sup>_nsi): New.
2047 (neon_vcvt<vcvth_op>h<sup>si): New.
2048 (neon_<fmaxmin_op>hf): New.
2050 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2052 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2053 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2054 ("*insv<mode>_zEC12_appendbitsleft")
2055 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2056 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2058 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2060 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2061 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2062 construct values without normalization.
2063 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2064 static local lhs_ops to vNULL.
2066 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2067 Jiong Wang <jiong.wang@arm.com>
2069 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2070 available when FP16 instructions are available.
2071 (output_move_vfp): Add support for 16-bit data moves.
2072 (arm_validize_comparison): Fix some white-space. Support HFmode
2073 by conversion to SFmode.
2074 * config/arm/arm.md (truncdfhf2): Fix a comment.
2075 (extendhfdf2): Likewise.
2077 (movsicc): Fix some white-space.
2079 (movsfcc): Fix some white-space.
2081 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2082 instructions are available.
2083 (*thumb2_movhi_vfp): Likewise.
2084 (*arm_movhi_fp16): New.
2085 (*thumb2_movhi_fp16): New.
2086 (*movhf_vfp_fp16): New.
2087 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2088 (*movhf_vfp): Likewise.
2089 (extendhfsf2): Enable when VFP FP16 instructions are available.
2090 (truncsfhf2): Enable when VFP FP16 instructions are available.
2092 2016-09-23 Martin Liska <mliska@suse.cz>
2094 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2096 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2098 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2100 (arm_evpc_neon_vtrn): Likewise.
2101 (arm_evpc_neon_vrev): Likewise.
2102 (arm_evpc_neon_vext): Likewise.
2103 * config/arm/arm_neon.h (vbsl_f16): New.
2107 (vdup_lane_f16): New.
2108 (vdupq_lane_f16): New.
2121 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2122 (vdup_lane): New (v8hf, v4hf variants).
2123 (vext): New (v8hf, v4hf variants).
2124 (vbsl): New (v8hf, v4hf variants).
2125 * config/arm/iterators.md (VDQWH): New.
2127 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2128 (Scalar_mul_8_16): Fix white-space.
2129 (Is_d_reg): Add V4HF and V8HF.
2130 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2131 (neon_vdup_lane<mode>): New.
2132 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2133 (*neon_vtrn<mode>_insn): Likewise.
2134 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2135 (*neon_vzip<mode>_insn): Likewise
2136 (neon_vuzp<mode>_internal): Likewise.
2137 (*neon_vuzp<mode>_insn): Likewise
2138 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2140 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2141 Matthew Wahab <matthew.wahab@arm.com>
2143 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2144 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2145 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2146 available. Also fix some white-space.
2147 * config/arm/vfp.md (*arm_movhi_vfp): New.
2148 (*thumb2_movhi_vfp): New.
2150 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2152 * config/arm/arm-c.c (arm_cpu_builtins): Define
2153 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2154 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2156 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2158 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2159 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2160 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
2161 arm_v8_2a_fp16_neon_hw.
2162 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
2165 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2167 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
2168 arm_fp16_alternative_ok and arm_fp16_none_ok.
2170 2016-09-23 Martin Liska <mliska@suse.cz>
2172 * ipa-icf.c (sem_variable::merge): Replace adress with address.
2174 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2176 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
2178 ("armv8.2-a+fp16"): New.
2179 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
2180 (FL2_FP16INST): New.
2181 (FL2_FOR_ARCH8_2A): New.
2182 * config/arm/arm-tables.opt: Regenerate.
2183 * config/arm/arm.c (arm_arch8_2): New.
2184 (arm_fp16_inst): New.
2185 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
2186 for incompatible fp16-format settings.
2187 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
2188 (TARGET_NEON_FP16INST): New.
2189 (arm_arch8_2): Declare.
2190 (arm_fp16_inst): Declare.
2191 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
2192 march=armv8.2-a and march=armv8.2-a+fp16.
2193 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
2195 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
2196 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2198 2016-09-23 Martin Liska <mliska@suse.cz>
2200 * doc/extend.texi: Remove fused-madd from i386 target options.
2202 2016-09-23 Martin Liska <mliska@suse.cz>
2204 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2207 2016-09-23 Martin Liska <mliska@suse.cz>
2209 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2212 2016-09-23 Martin Liska <mliska@suse.cz>
2215 * config/i386/i386.c (ix86_option_override_internal): Change
2216 signature and return false when there's an error related to
2218 (release_options_strings): New function.
2219 (ix86_valid_target_attribute_tree): Call the function.
2221 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2223 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
2224 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
2225 (gen_hsa_ctor_assignment): Likewise.
2226 * print-tree.c (print_node): Likewise.
2227 * tree-dump.c (dequeue_and_dump): Likewise.
2228 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2229 * expr.c (store_constructor): Likewise.
2230 * fold-const.c (operand_equal_p): Likewise.
2231 * tree-pretty-print.c (dump_generic_node): Likewise.
2232 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
2233 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2235 2016-09-23 Richard Biener <rguenther@suse.de>
2237 * hooks.h (hook_uint_uintp_false): Declare.
2239 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2241 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
2242 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2244 2016-09-22 Martin Sebor <msebor@redhat.com>
2247 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
2248 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
2249 (target_int_min): Correct computation.
2250 (format_integer): Use long long as the argument for the ll length
2252 (format_floating): Use target_int_max().
2253 (get_string_length): Same.
2254 (format_string): Avoid setting the bounded flag for strings
2256 (try_substitute_return_value): Avoid setting range info when
2257 the result isn't bounded.
2258 * varasm.c (assemble_name): Increase buffer size.
2260 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
2261 Terry Guo <terry.guo@arm.com>
2263 * target.def (elf_flags_numeric): New target hook.
2264 * targhooks.h (default_asm_elf_flags_numeric): New.
2265 * varasm.c (default_asm_elf_flags_numeric): New.
2266 (default_elf_asm_named_section): Use new target hook.
2267 * config/arm/arm.opt (mpure-code): New.
2268 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
2269 * config/arm/arm.c (arm_asm_init_sections): Add section
2270 attribute to default text section if -mpure-code.
2271 (arm_option_check_internal): Diagnose use of option with
2272 non supported targets and/or options.
2273 (arm_asm_elf_flags_numeric): New.
2274 (arm_function_section): New.
2275 (arm_elf_section_type_flags): New.
2276 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
2278 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
2279 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2281 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
2283 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2285 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2287 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
2288 * rtl.h: Adjust prototype.
2290 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2292 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
2293 (prev_active_insn): Likewise.
2294 (active_insn_p): Likewise.
2295 * rtl.h: Adjust prototypes.
2296 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2297 * config/arc/arc.md: Likewise.
2298 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
2299 (branch_needs_nop_p): Likewise.
2300 (use_skip_p): Likewise.
2301 * config/sh/sh.c (gen_block_redirect): Likewise.
2302 (split_branches): Likewise.
2303 * reorg.c (optimize_skip): Likewise.
2304 (fill_simple_delay_slots): Likewise.
2305 (fill_slots_from_thread): Likewise.
2306 (relax_delay_slots): Likewise.
2307 * resource.c (mark_target_live_regs): Likewise.
2309 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2311 * config/cris/cris.c (cris_asm_output_case_end): Change argument
2313 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
2314 (prev_nonnote_nondebug_insn): Likewise.
2315 * config/cris/cris-protos.h: Adjust prototype.
2317 * jump.c (rtx_renumbered_equal_p): Adjust.
2319 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2321 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
2322 * rtl.h: Adjust prototype.
2323 * config/sh/sh.md: Adjust.
2324 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2326 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2328 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
2329 (prev_nondebug_insn): Likewise.
2330 * loop-doloop.c (doloop_condition_get): Likewise.
2331 * rtl.h: Adjust prototype.
2332 * cfgloop.h: Likewise.
2334 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2336 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
2337 (prev_nonnote_insn): Likewise.
2338 * jump.c (reversed_comparison_code_parts): Likewise.
2339 (reversed_comparison): Likewise.
2340 * rtl.h: Adjust prototypes.
2341 * config/arc/arc.md: Adjust.
2342 * cse.c (find_comparison_args): Likewise.
2343 * reorg.c (redundant_insn): Change return type to rtx_insn *.
2344 (fix_reg_dead_note): Change argument type to rtx_insn *.
2345 (delete_prior_computation): Likewise.
2346 (delete_computation): Likewise.
2347 (fill_slots_from_thread): Adjust.
2348 (relax_delay_slots): Likewise.
2349 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2350 (simplify_relational_operation_1): Likewise.
2351 (simplify_ternary_operation): Likewise.
2353 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2355 * config/arc/arc-protos.h (arc_label_align): Change type of
2356 variables from rtx to rtx_insn *.
2357 * config/arc/arc.c (arc_label_align): Likewise.
2358 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2359 * config/bfin/bfin.c (workaround_speculation): Likewise.
2360 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2361 (find_last_same_clock): Likewise.
2362 (reorg_split_calls): Likewise.
2363 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2364 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2365 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2366 (same_cmp_following_p): Likewise.
2367 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2368 (same_cmp_following_p): Likwise.
2369 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2370 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2371 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2372 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2373 (rl78_alloc_physical_registers_cmp): Likewise.
2374 (rl78_alloc_physical_registers_umul): Likewise.
2375 (rl78_calculate_death_notes): Likewise.
2376 * config/s390/s390-protos.h (s390_label_align): Likewise.
2377 * config/s390/s390.c (s390_label_align): Likewise.
2378 * config/sh/sh.c (barrier_align): Likewise.
2379 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2380 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2381 (emit_cbcond_nop): Likewise.
2383 2016-09-22 Martin Liska <mliska@suse.cz>
2386 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2387 alias address matters, not necessarily address of original.
2389 2016-09-22 Richard Biener <rguenther@suse.de>
2392 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2395 2016-09-22 Richard Biener <rguenther@suse.de>
2398 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2399 from constant folding results.
2400 (gimple_resimplify2): Likewise.
2401 (gimple_resimplify3): Likewise.
2403 2016-09-22 Richard Biener <rguenther@suse.de>
2406 * expr.c (expand_expr_real_1): Guard array access against negative
2409 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2411 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2413 (format_floating): Likewise.
2415 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2418 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2419 for all IFN_GOMP_SIMD_* internal fns, not just for
2420 IFN_GOMP_SIMD_ORDERED_*.
2422 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2425 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2426 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2427 instructions when you want to invert the test.
2428 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2429 correct order for XXSEL.
2430 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2431 for using XSCMP{EQ,GT,GE}DP.
2433 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2435 * genconstants.c (main): Introduce noop_reader and convert call
2436 to read_md_files to a method call.
2437 * genenums.c (main): Likewise.
2438 * genmddeps.c (main): Likewise.
2439 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2440 rtx_reader_ptr->get_top_level_filename ().
2441 (write_tm_preds_h): Likewise.
2442 (write_insn_preds_c): Likewise.
2443 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2444 (rtx_handle_directive): Convert to...
2445 (gen_reader::handle_unknown_directive): ...this.
2446 (init_rtx_reader_args_cb): Convert return type from bool to
2447 rtx_reader *. Create a gen_reader instance, using it for the
2448 call to read_md_files. Return it if no errors occur.
2449 (init_rtx_reader_args): Convert return type from bool to
2451 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2452 (init_rtx_reader_args_cb): Likewise.
2453 * read-md.c (struct file_name_list): Move to class rtx_reader.
2454 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2455 (read_md_filename): Delete in favor of
2456 rtx_reader::m_read_md_filename.
2457 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2458 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2459 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2460 (first_dir_md_include): Delete in favor of
2461 rtx_reader::m_first_dir_md_include.
2462 (last_dir_md_include_ptr): Delete in favor of
2463 rtx_reader::m_last_dir_md_include_ptr.
2464 (max_include_len): Delete.
2465 (rtx_reader_ptr): New.
2466 (fatal_with_file_and_line): Use get_filename and get_lineno
2467 accessors of rtx_reader_ptr.
2468 (require_char_ws): Likewise.
2469 (rtx_reader::read_char): New method, based on ::read_char.
2470 (rtx_reader::unread_char): New method, based on ::unread_char.
2471 (read_escape): Use get_filename and get_lineno accessors of
2473 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2474 (read_string): Use get_filename and get_lineno accessors of
2476 (rtx_reader::rtx_reader): New ctor.
2477 (rtx_reader::~rtx_reader): New dtor.
2478 (handle_include): Convert from a function to...
2479 (rtx_reader::handle_include): ...this method, converting
2480 handle_directive from a callback to a virtual function.
2481 (handle_file): Likewise, converting to...
2482 (rtx_reader::handle_file): ...this method.
2483 (handle_toplevel_file): Likewise, converting to...
2484 (rtx_reader::handle_toplevel_file): ...this method.
2485 (rtx_reader::get_current_location): New method.
2486 (parse_include): Convert from a function to...
2487 (rtx_reader::add_include_path): ...this method, dropping redundant
2488 update to unused max_include_len.
2489 (read_md_files): Convert from a function to...
2490 (rtx_reader::read_md_files): ...this method, converting
2491 handle_directive from a callback to a virtual function.
2492 (noop_reader::handle_unknown_directive): New method.
2493 * read-md.h (directive_handler_t): Delete this typedef.
2495 (read_md_file): Delete.
2496 (read_md_lineno): Delete.
2497 (read_md_filename): Delete.
2498 (class rtx_reader): New class.
2499 (rtx_reader_ptr): New decl.
2500 (class noop_reader): New subclass of rtx_reader.
2501 (read_char): Reimplement in terms of rtx_reader::read_char.
2502 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2503 (read_md_files): Delete.
2504 * read-rtl.c (read_rtx_code): Update for deletion of globals
2505 read_md_filename and read_md_lineno.
2507 2016-09-21 Jason Merrill <jason@redhat.com>
2509 * input.h (from_macro_definition_at): New.
2511 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2513 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2515 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2517 PR tree-optimization/77550
2518 * tree-vect-stmts.c (create_array_ref): Change parameters.
2519 (get_group_alias_ptr_type): New function.
2520 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2522 2016-09-21 Marek Polacek <polacek@redhat.com>
2524 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2525 Add falls through comment.
2527 2016-09-21 Richard Biener <rguenther@suse.de>
2529 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2530 (replace_child): Likewise.
2531 (remove_child_TAG): Adjust.
2532 (move_marked_base_types): Likewise.
2533 (prune_unused_types_prune): Clear die_sib of removed children.
2535 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2538 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2539 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2541 2016-09-21 Richard Biener <rguenther@suse.de>
2543 PR tree-optimization/77648
2544 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2546 (make_transitive_closure_constraints): Adjust comment.
2547 (make_any_offset_constraints): New function.
2548 (handle_rhs_call): Make sure to first expand a pointer to all
2549 subfields before transitively closing it.
2550 (handle_const_call): Likewise. Properly expand returned
2552 (handle_pure_call): Likewise.
2554 2016-09-21 Richard Biener <rguenther@suse.de>
2555 Jakub Jelinek <jakub@redhat.com>
2557 PR tree-optimization/77621
2558 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2559 group at non-vectorizable stmts.
2561 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2563 PR tree-optimization/72835
2564 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2565 (make_new_ssa_for_all_defs): Likewise.
2566 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2568 2016-09-20 Martin Sebor <msebor@redhat.com>
2571 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2572 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2573 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2574 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2575 * config/sol2.c (solaris_printf_pointer_format): New function.
2576 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2578 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2579 * doc/tm.texi: Regenerate.
2580 * gimple-fold.h (get_range_strlen): New function.
2581 (get_maxval_strlen): Declare existing function.
2582 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2583 maximum and minimum.
2584 (get_range_strlen): Define overload.
2585 (get_maxval_strlen): Adjust.
2586 * gimple-ssa-sprintf.c: New file and pass.
2587 * passes.def (pass_sprintf_length): Add new pass.
2588 * targhooks.h (default_printf_pointer_format): Declare new function.
2589 (gnu_libc_printf_pointer_format): Same.
2590 (solaris_libc_printf_pointer_format): Same.
2591 * targhooks.c (default_printf_pointer_format): Define new function.
2592 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2593 * print-tree.c: Increase buffer size.
2595 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2597 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2599 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2601 * common.opt: New option -fipa-vrp.
2602 * ipa-cp.c (ipa_get_vr_lat): New.
2603 (ipcp_vr_lattice::print): Likewise.
2604 (print_all_lattices): Call ipcp_vr_lattice::print.
2605 (ipcp_vr_lattice::meet_with): New.
2606 (ipcp_vr_lattice::meet_with_1): Likewise.
2607 (ipcp_vr_lattice::top_p): Likewise.
2608 (ipcp_vr_lattice::bottom_p): Likewsie.
2609 (ipcp_vr_lattice::set_to_bottom): Likewise.
2610 (set_all_contains_variable): Call VR set_to_bottom.
2611 (initialize_node_lattices): Init VR lattices.
2612 (propagate_vr_accross_jump_function): New.
2613 (propagate_constants_accross_call): Call
2614 propagate_vr_accross_jump_function.
2615 (ipcp_store_vr_results): New.
2616 (ipcp_driver): Handle VR.
2617 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2618 (ipa_set_jf_unknown): Likewise.
2619 (ipa_compute_jump_functions_for_edge): Likewise.
2620 (ipa_node_params_t::duplicate): Likewise.
2621 (ipa_write_jump_function): Likewise.
2622 (ipa_read_jump_function): Likewise.
2623 (write_ipcp_transformation_info): Likewise.
2624 (read_ipcp_transformation_info): Likewise.
2625 (ipcp_update_vr): New.
2626 (ipcp_transform_function): Handle VR.
2627 * ipa-prop.h (struct ipa_vr): New.
2628 * cgraph.c: Include tree-vrp.h.
2629 * cgraphunit.c: Likewise.
2630 * ipa-utils.c: Likewise.
2633 * toplev.c: Likewise.
2634 * ipa-devirt.c: Likewise.
2635 * ipa-inline-transform.c: Likewise.
2636 * ipa-inline.c: Likewise.
2637 * ipa-profile.c: Likewise.
2639 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2641 * doc/invoke.texi: Document -fdump-tree-evrp.
2642 * passes.def: Define new pass_early_vrp.
2643 * timevar.def: Define new TV_TREE_EARLY_VRP.
2644 * tree-pass.h (make_pass_early_vrp): New.
2645 * tree-ssa-propagate.c: Make replace_uses_in non static.
2646 * tree-ssa-propagate.h: Export replace_uses_in.
2647 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2648 (extract_range_from_assert): Factor out
2649 extract_range_for_var_from_comparison_expr.
2650 (vrp_initialize_lattice): New.
2651 (vrp_initialize): Factor out vrp_initialize_lattice.
2652 (vrp_valueize): Fix it to reject complex value ranges.
2653 (vrp_free_lattice): New.
2654 (evrp_dom_walker::before_dom_children): Likewise.
2655 (evrp_dom_walker::after_dom_children): Likewise.
2656 (evrp_dom_walker::push_value_range): Likewise.
2657 (evrp_dom_walker::pop_value_range): Likewise.
2658 (execute_early_vrp): Likewise.
2659 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2660 (make_pass_early_vrp): New.
2662 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2664 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2665 instead of exact_log2.
2667 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2671 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2672 (ix86_add_stmt_cost): Penalize DFmode vector operations
2673 for !TARGET_VECTORIZE_DOUBLE.
2675 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2677 * doc/invoke.texi (Warning Options): Simplify language.
2678 (Optimize Options): Complete sentence.
2680 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2682 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2685 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2688 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2689 inits on power8 and above, use the VMRGEW instruction instead of a
2692 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2693 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2696 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2698 * config/aarch64/arm_neon.h
2699 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2700 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2701 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2703 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2705 * config/var/vax.h (ELIMINABLE_REGS): Define.
2706 (INITIAL_ELIMINATION_OFFSET): Define.
2708 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2711 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2712 cast to void * if the cast is from some other pointer type.
2714 2016-09-20 Richard Biener <rguenther@suse.de>
2716 PR tree-optimization/77646
2717 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2720 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2722 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2723 attributes to all inlined functions and make them extern.
2725 2016-09-20 Richard Biener <rguenther@suse.de>
2727 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
2729 * debug.c (do_nothing_debug_hooks): Adjust.
2730 * dbxout.c (dbx_debug_hooks): Likewise.
2731 * sdbout.c (sdb_debug_hooks): Likewise.
2732 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
2733 (dwarf2out_finish): Move producer, filename and
2735 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
2736 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2738 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2741 * doc/invoke.texi: Document -Wint-in-bool-context.
2744 * dwarf2out.c (output_loc_operands): Fix an assertion.
2746 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2748 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
2749 (CR_DECIMAL_DIG): New macro.
2751 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2753 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
2756 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
2758 PR rtl-optimization/77416
2759 * lra-remat.c (operand_to_remat): Process hard coded insn
2762 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2764 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
2765 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2767 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2769 * target.def (lra_p): Wordsmithing.
2770 * doc/tm.texi: Regenerate.
2772 2016-09-19 Jakub Jelinek <jakub@redhat.com>
2773 Jan Hubicka <jh@suse.cz>
2776 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
2777 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
2778 Call ultimate_alias_target just once, not up to 4 times.
2780 2016-09-19 Richard Biener <rguenther@suse.de>
2782 * dwarf2out.c (early_dwarf_finished): New global.
2783 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
2785 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
2786 if called from LTO exit early.
2787 (dwarf2out_late_global_decl): When being during the early
2788 debug phase do not add locations but only const value attributes.
2789 Adjust the way we generate early DIEs for LTO.
2791 2016-09-19 Richard Biener <rguenther@suse.de>
2794 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
2795 proper niter to bound the loops.
2797 2016-09-19 Richard Biener <rguenther@suse.de>
2799 PR tree-optimization/77514
2800 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
2801 search for folded stmt.
2803 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
2805 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
2806 * tree-pass.h (make_pass_early_thread_jumps): Declare.
2807 * tree-ssa-threadbackward.c (fsm_find_thread_path,
2808 fsm_find_thread_path, profitable_jump_thread_path,
2809 fsm_find_control_statement_thread_paths,
2810 find_jump_threads_backwards): Add speed_p parameter.
2811 (pass_data_early_thread_jumps): New pass.
2812 (make_pass_early_thread_jumps): New function.
2814 2016-09-17 Andreas Schwab <schwab@suse.de>
2816 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
2817 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2819 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
2821 * recog.c (rest_of_handle_split_after_reload): Delete.
2822 (pass_split_after_reload::gate): New method.
2823 (pass_split_after_reload::execute): Call split_all_insns directly.
2825 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
2827 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
2828 parameters for functions taking long long arguments.
2830 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2833 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
2834 splat with truncate.
2836 2016-09-16 Jason Merrill <jason@redhat.com>
2838 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
2840 * hwint.c (exact_log2): Use pow2p_hwi.
2841 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
2842 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
2843 * builtins.c (get_object_alignment_2, get_object_alignment)
2844 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
2846 * calls.c (compute_argument_addresses, store_one_arg): Use
2848 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
2849 * combine.c (force_to_mode): Use least_bit_hwi.
2850 (contains_muldiv, find_split_point, combine_simplify_rtx)
2851 (simplify_if_then_else, simplify_set, force_to_mode)
2852 (if_then_else_cond, simplify_and_const_int_1)
2853 (simplify_compare_const): Use pow2p_hwi.
2854 * cse.c (fold_rtx): Use pow2p_hwi.
2855 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
2857 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
2858 (init_expmed_one_conv): Use pow2p_hwi.
2859 * expr.c (is_aligning_offset): Use pow2p_hwi.
2860 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
2861 (fold_binary_loc): Use pow2p_hwi.
2862 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
2863 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
2864 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
2865 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
2867 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
2868 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
2869 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
2870 * omp-low.c (oacc_loop_fixed_partitions)
2871 (oacc_loop_auto_partitions): Use least_bit_hwi.
2872 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
2873 * stor-layout.c (place_field): Use least_bit_hwi.
2874 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
2875 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
2876 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
2877 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
2878 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
2879 * tree-vect-data-refs.c (vect_analyze_group_access_1)
2880 (vect_grouped_store_supported, vect_grouped_load_supported)
2881 (vect_permute_load_chain, vect_shift_permute_load_chain)
2882 (vect_transform_grouped_load): Use pow2p_hwi.
2883 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
2884 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
2885 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
2887 * tsan.c (instrument_expr): Use least_bit_hwi.
2888 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2890 2016-09-16 Andreas Schwab <schwab@suse.de>
2892 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
2894 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2896 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2899 * combine.c (rest_of_handle_combine): If any edges have been purged,
2900 free dominators if available.
2902 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2903 Eric Botcazou <ebotcazou@adacore.com>
2906 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2907 through into expand_addsub_overflow after expand_neg_overflow.
2909 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2911 * diagnostic-show-locus.c
2912 (selftest::test_fixit_insert_containing_newline): New function.
2913 (selftest::test_fixit_replace_containing_newline): New function.
2914 (selftest::diagnostic_show_locus_c_tests): Call the above.
2916 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2918 PR tree-optimization/77503
2919 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2920 code for CONST_COND_REDUCTION at analysis stage and use it at
2922 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2923 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2924 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2927 2016-09-15 Richard Biener <rguenther@suse.de>
2930 * fold-const.c (split_tree): Do not split constant ~X.
2932 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2934 PR rtl-optimization/77425
2935 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2939 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2940 use %qs instead of %s where desirable, use argument instead of arg in
2941 the diagnostic wording, add list of supported strategies and
2943 (ix86_option_override_internal): Emit target("m...") instead of
2944 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2945 -march/-mtune option diagnostic. Add list of supported arches/tunings
2946 and spellcheck hint. Remove prefix, suffix and sw variables, use
2947 main_args_p ? "..." : "..." in diagnostics to make translation
2950 2016-09-15 Richard Biener <rguenther@suse.de>
2952 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2953 extra offset argument.
2954 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2955 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2956 to reflect new offset parameter.
2957 * doc/tm.texi: Regenerate.
2958 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2959 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2961 (darwin_asm_output_dwarf_offset): Likewise.
2962 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2964 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2965 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2966 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2968 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2971 * ipa-icf.c (set_alias_uids): New function.
2972 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2973 all the merged variable's referring aliases.
2975 2016-09-15 Richard Biener <rguenther@suse.de>
2977 PR tree-optimization/77514
2978 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2979 only forced_stmts sequence.
2981 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2983 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2984 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2985 FOR_EACH_SSA_NAME to iterate over SSA variables.
2986 (pass_expand::execute): Likewise.
2987 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2988 * tree-cfg.c (dump_function_to_file): Likewise.
2989 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2990 (update_ssa): Likewise.
2991 * tree-ssa-alias.c (dump_alias_info): Likewise.
2992 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2993 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2994 (create_outofssa_var_map): Likewise.
2995 (coalesce_ssa_name): Likewise.
2996 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2997 * tree-ssa-pre.c (compute_avail): Likewise.
2998 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2999 (scc_vn_restore_ssa_info): Likewise.
3000 (free_scc_vn): Likwise.
3001 (run_scc_vn): Likewise.
3002 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3003 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3004 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3005 * tree-ssa.c (verify_ssa): Likewise.
3007 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3009 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3010 and mips64r2 as default 32-bit and 64-bit architectures.
3011 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3012 as default 32-bit and 64-bit architectures.
3014 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3016 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3019 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3021 * target.def (lra_p): Change commentary (for the manual) for the
3023 * doc/tm.texi: Regenerate.
3025 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3027 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3028 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3029 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3030 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3032 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3034 * targhooks.c (default_lra_p): Return true instead of false.
3036 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3038 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3039 hook_bool_void_false.
3040 * config/avr/avr.c: Ditto.
3041 * config/bfin/bfin.c: Ditto.
3042 * config/c6x/c6x.c: Ditto.
3043 * config/cr16/cr16.c: Ditto.
3044 * config/cris/cris.c: Ditto.
3045 * config/epiphany/epiphany.c: Ditto.
3046 * config/fr30/fr30.c: Ditto.
3047 * config/frv/frv.c: Ditto.
3048 * config/h8300/h8300.c: Ditto.
3049 * config/ia64/ia64.c: Ditto.
3050 * config/iq2000/iq2000.c: Ditto.
3051 * config/lm32/lm32.c: Ditto.
3052 * config/m32c/m32c.c: Ditto.
3053 * config/m32r/m32r.c: Ditto.
3054 * config/m68k/m68k.c: Ditto.
3055 * config/mcore/mcore.c: Ditto.
3056 * config/microblaze/microblaze.c: Ditto.
3057 * config/mmix/mmix.c: Ditto.
3058 * config/mn10300/mn10300.c: Ditto.
3059 * config/moxie/moxie.c: Ditto.
3060 * config/msp430/msp430.c: Ditto.
3061 * config/nios2/nios2.c: Ditto.
3062 * config/nvptx/nvptx.c: Ditto.
3063 * config/pa/pa.c: Ditto.
3064 * config/pdp11/pdp11.c: Ditto.
3065 * config/rl78/rl78.c: Ditto.
3066 * config/sparc/sparc.c: Ditto.
3067 * config/spu/spu.c: Ditto.
3068 * config/stormy16/stormy16.c: Ditto.
3069 * config/tilegx/tilegx.c: Ditto.
3070 * config/tilepro/tilepro.c: Ditto.
3071 * config/v850/v850.c: Ditto.
3072 * config/vax/vax.c: Ditto.
3073 * config/visium/visium.c: Ditto.
3074 * config/xtensa/xtensa.c: Ditto.
3076 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3079 * tsan.c: Include target.h.
3080 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3081 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3082 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3083 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3084 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3086 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3087 Martin Liska <mliska@suse.cz>
3090 * predict.c (force_edge_cold): Add braces to a condition.
3092 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3094 PR rtl-optimization/77289
3095 * lra-constraints.c (get_final_hard_regno): Removed.
3096 (get_hard_regno): Add new parameter final_p.
3097 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3098 (operands_match_p): Adjust call to get_hard_regno.
3099 (uses_hard_regs_p): Likewise.
3100 (process_alt_operands): Likewise.
3102 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3105 * config/msp430/msp430.c (msp430_start_function): Emit an error
3106 if a function is both weak and specifies an interrupt number.
3108 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3110 PR tree-optimization/77454
3111 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3112 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3115 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3117 * config/aarch64/aarch64-builtins.c
3118 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3120 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3122 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3123 SFmode and SCmode arguments by reference.
3125 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3127 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3129 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3130 for renaming of add_fixit_insert to add_fixit_insert_before.
3131 (selftest::test_one_liner_fixit_insert_after): New function.
3132 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3133 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3134 (selftest::test_one_liner_many_fixits): Likewise.
3135 (selftest::test_diagnostic_show_locus_one_liner): Update for
3136 renaming, call new test function.
3137 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3138 renaming of add_fixit_insert to add_fixit_insert_before.
3139 (selftest::test_fixit_consolidation): Likewise.
3140 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3142 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3143 (selftest::test_applying_fixits_insert_before): ...this.
3144 (selftest::test_applying_fixits_insert): Update for renaming of
3145 add_fixit_insert to add_fixit_insert_before.
3146 (selftest::test_applying_fixits_insert_after): New function.
3147 (selftest::test_applying_fixits_insert_after_at_line_end): New
3149 (selftest::test_applying_fixits_insert_after_failure): New function.
3150 (selftest::test_applying_fixits_multiple): Update for renaming of
3151 add_fixit_insert to add_fixit_insert_before.
3152 (selftest::change_line): Likewise.
3153 (selftest::test_applying_fixits_unreadable_file): Likewise.
3154 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3155 (selftest::test_applying_fixits_column_validation): Likewise.
3156 (selftest::test_applying_fixits_column_validation): Likewise.
3157 (selftest::edit_context_c_tests): Update for renamed test function;
3158 call new test functions.
3160 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
3162 PR tree-optimization/77536
3163 PR rtl-optimization/68212
3164 * config/rs6000/rs6000.md (div->recip splitter): Remove
3165 optimize_insn_for_speed_p condition.
3167 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
3169 * optabs.c (prepare_cmp_insn): Update documentation comment.
3171 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3172 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3175 * opts.h (candidates_list_and_hint): Declare.
3176 * opts-common.c (candidates_list_and_hint): New function.
3177 (cmdline_handle_error): Use it.
3179 2016-09-12 David Malcolm <dmalcolm@redhat.com>
3181 * edit-context.c (edited_line::get_len): New accessor.
3182 (edited_file::print_diff): Split out hunk-printing into...
3183 (edited_file::print_diff_hunk): New method.
3184 (edited_file::print_diff_line): New method.
3186 2016-09-12 Andrew Pinski <apinski@cavium.com>
3188 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
3190 * config/aarch64/aarch64.c (thunderx_tunings): Enable
3191 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
3192 (aarch64_operands_ok_for_ldpstp): Return false if
3193 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
3194 was SImode and the alignment is less than 8 byte.
3195 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
3197 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
3200 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
3202 2016-09-12 Marek Polacek <polacek@redhat.com>
3204 * doc/extend.texi: Use lowercase "boolean".
3205 * doc/invoke.texi: Likewise.
3206 * doc/md.texi: Likewise.
3207 * target.def: Likewise.
3208 * doc/tm.texi: Regenerated.
3210 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3213 * expmed.c (synth_mult): Delete duplicate mode check.
3215 2016-09-10 Tom de Vries <tom@codesourcery.com>
3218 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
3220 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
3221 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
3223 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
3225 PR rtl-optimization/77289
3226 * lra-constraints.c (get_final_hard_regno): Add support for non hard
3227 register numbers. Remove support for subregs.
3228 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
3229 (get_reg_class): Delete removed get_final_hard_regno() argument.
3230 (uses_hard_regs_p): Call get_final_hard_regno().
3232 2016-09-09 Martin Sebor <msebor@redhat.com>
3236 * pretty-print.c (pp_quoted_string): New function.
3237 (pp_format): Call it for %c and %s directives.
3239 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3241 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
3242 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
3243 INITIAL_ELIMINATION_OFFSET) : Update documentation.
3244 * target.def (frame_pointer_required, can_eliminate): Likewise.
3245 * doc/tm.texi: Regenerated.
3246 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
3248 * df-scan.c (df_hard_reg_init): Likewise.
3249 * ira.c (ira_setup_eliminable_regset): Likewise.
3250 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
3251 init_elim_table): Likewise.
3252 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
3253 set_initial_elim_offsets, update_eliminables,
3254 init_elim_table): Likewise.
3255 * rtlanal.c (get_initial_register_offset): Likewise.
3256 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3257 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3258 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3259 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3260 * config/fr30/fr30.h: Fix comment.
3261 * config/frv/frv.c: Likewise.
3262 * config/frv/frv.h: Likewise.
3263 * config/ft32/ft32.h: Likewise.
3264 * config/visium/visium.h: Likewise.
3265 * config/pa/pa64-linux.h: Likewise.
3266 * config/v850/v850.h: Likewise.
3267 * config/cris/cris.c: Likewise.
3268 * config/ia64/ia64.h: Likewise.
3269 * config/moxie/moxie.h: Likewise.
3270 * config/m32r/m32r.h: Likewise.
3272 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
3275 * config.in: Regenerate.
3276 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
3278 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
3279 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
3280 static-libmpxwrappers case.
3281 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
3282 MPX_LD_AS_NEEDED_GUARD_POP.
3283 * configure: Regenerate.
3284 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
3285 defined if linker support "--push-state"/"--pop-state".
3287 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3289 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
3291 2016-09-09 Joseph Myers <joseph@codesourcery.com>
3293 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
3294 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
3295 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
3296 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
3297 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
3298 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
3299 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
3301 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
3302 width macros from TS 18661-1.
3303 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
3305 2016-09-08 Jakub Jelinek <jakub@redhat.com>
3308 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
3309 OMP_CLAUSE_SAFELEN_EXPR.
3311 2016-09-07 David Malcolm <dmalcolm@redhat.com>
3313 * Makefile.in (OBJS): Add substring-locations.o.
3314 * langhooks-def.h (class substring_loc): New forward decl.
3315 (lhd_get_substring_location): New decl.
3316 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
3317 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
3318 * langhooks.c (lhd_get_substring_location): New function.
3319 * langhooks.h (class substring_loc): New forward decl.
3320 (struct lang_hooks): Add field get_substring_location.
3321 * substring-locations.c: New file, taking definition of
3322 format_warning_va and format_warning_at_substring from
3323 c-family/c-format.c, making them non-static.
3324 * substring-locations.h (class substring_loc): Move class here
3325 from c-family/c-common.h. Add and rewrite comments.
3326 (format_warning_va): New decl.
3327 (format_warning_at_substring): New decl.
3328 (get_source_location_for_substring): Add comment.
3330 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
3332 * config/i386/i386.c: Add 'U' suffix to processor feature bits
3333 to avoid -Wnarrowing warning.
3334 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
3335 * opts.c: Likewise for SANITIZER_OPT bitmasks.
3337 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
3339 * config/aarch64/aarch64.c (aarch64_legitimize_address):
3340 Avoid use of base_offset if offset already in range.
3342 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
3344 * config/sh/sh-protos.h (struct sh_atomic_model,
3345 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3346 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3347 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
3348 * config/sh/sh.h (struct sh_atomic_model,
3349 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3350 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3351 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
3352 Guard with __cplusplus.
3354 2016-09-06 Jakub Jelinek <jakub@redhat.com>
3357 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3358 unsupported or unknown ISA, use expand_call.
3360 2016-09-06 Martin Liska <mliska@suse.cz>
3362 PR gcov-profile/77378
3363 PR gcov-profile/77466
3364 * tree-profile.c (tree_profiling): Detect whether target can use
3365 -fprofile-update=atomic.
3367 2016-09-06 Richard Biener <rguenther@suse.de>
3369 PR tree-optimization/77479
3370 * tree-vrp.c (update_value_range): Extend overflow handling to
3373 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3376 * config/i386/i386.md (isa): Add x64_avx512bw.
3377 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3378 (kmov_isa): New mode attr.
3379 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3380 (*zero_extend<mode>si2): Likewise.
3381 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3383 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3385 * doc/invoke.texi (SPU Options): nops -> NOPs.
3386 (x86 Options): Ditto.
3388 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3391 * toplev.c (process_options): Temporarily set input_location
3392 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3394 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3396 PR rtl-optimization/77452
3397 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3398 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3400 2016-09-05 Marek Polacek <polacek@redhat.com>
3403 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3405 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3408 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3409 *insn_out == '*' test. Don't copy unnecessary to yet another
3410 memory buffer, and don't leak it.
3412 PR rtl-optimization/77425
3413 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3415 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3417 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3419 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3421 * common.opt (fdiagnostics-generate-patch): New option.
3422 * diagnostic.c: Include "edit-context.h".
3423 (diagnostic_initialize): Initialize context->edit_context_ptr.
3424 (diagnostic_finish): Delete context->edit_context_ptr.
3425 (diagnostic_report_diagnostic): Add fix-it hints from the
3426 diagnostic to context->edit_context_ptr, if any.
3427 * diagnostic.h (class edit_context): Add forward decl.
3428 (struct diagnostic_context): Add field "edit_context_ptr".
3429 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3430 -fdiagnostics-generate-patch.
3431 (-fdiagnostics-generate-patch): New item.
3432 * toplev.c: Include "edit-context.h".
3433 (process_options): Set global_dc->edit_context_ptr to a new
3434 edit_context if the options need one.
3435 (toplev::main): Handle -fdiagnostics-generate-patch by using
3436 global_dc->edit_context_ptr.
3438 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3441 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3442 map and firstprivate clauses on target construct for _Atomic
3444 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3445 on target construct for _Atomic qualified decls.
3446 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3448 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3449 _Atomic qualified arguments not mentioned in uniform clause.
3451 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3453 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3454 * diagnostic-color.c (color_dict): Add "diff-filename",
3455 "diff-hunk", "diff-delete", and "diff-insert".
3456 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3457 to reflect above changes.
3458 * doc/invoke.texi (-fdiagnostics-color): Update description of
3459 default GCC_COLORS, and of the supported capabilities.
3460 * edit-context.c: New file.
3461 * edit-context.h: New file.
3462 * input.c (struct fcache): Add field "missing_trailing_newline".
3463 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3465 (add_file_to_cache_tab): Likewise.
3466 (fcache::fcache): Likewise.
3467 (get_next_line): Update c->missing_trailing_newline.
3468 (location_missing_trailing_newline): New function.
3469 * input.h (location_missing_trailing_newline): New decl.
3470 * selftest-run-tests.c (selftest::run_tests): Call
3471 edit_context_c_tests.
3472 * selftest.h (edit_context_c_tests): New decl.
3474 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3475 Richard Biener <rguenth@suse.de>
3477 PR tree-optimization/77444
3478 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3479 as steptype, remove redundant initialization.
3481 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3484 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3485 (sanopt_optimize_walker): Optimize away
3486 __asan_before_dynamic_init (...) followed by
3487 __asan_after_dynamic_init () without intervening memory loads/stores.
3488 * ipa-pure-const.c (special_builtin_state): Handle
3489 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3490 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3492 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3494 * cfg.c (free_original_copy_tables): Replace second assignment of
3495 bb_copy = NULL by bb_original = NULL.
3497 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3500 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3501 assignment added in r216794.
3503 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3505 * Makefile.in (OBJS): Add typed-splay-tree.o.
3506 * selftest-run-tests.c (selftest::run_tests): Call
3507 typed_splay_tree_c_tests.
3508 * selftest.h (typed_splay_tree_c_tests): New decl.
3509 * typed-splay-tree.c: New file.
3510 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3511 (typed_splay_tree::max): New method.
3512 (typed_splay_tree::min): New method.
3513 (typed_splay_tree::foreach): New method.
3514 (typed_splay_tree::closure): New struct.
3515 (typed_splay_tree::inner_foreach_fn): New function.
3517 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3519 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3520 -fipa-cp-bit to -fipa-bit-cp.
3522 2016-09-01 Martin Sebor <msebor@redhat.com>
3524 PR tree-optimization/71831
3525 * tree-object-size.h: Return bool instead of the size and add
3526 argument for the size.
3527 * tree-object-size.c (compute_object_offset): Update signature.
3528 (addr_object_size): Same.
3529 (compute_builtin_object_size): Return bool instead of the size
3530 and add argument for the size. Handle POINTER_PLUS_EXPR when
3531 optimization is disabled.
3532 (expr_object_size): Adjust.
3533 (plus_stmt_object_size): Adjust.
3534 (pass_object_sizes::execute): Adjust.
3535 * builtins.c (fold_builtin_object_size): Adjust.
3536 * doc/extend.texi (Object Size Checking): Update.
3537 * ubsan.c (instrument_object_size): Adjust.
3539 2016-09-01 Martin Sebor <msebor@redhat.com>
3541 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3542 it fits the output of the formatted function regardless of its
3544 * gcc/genmodes.c (parser::parse_expr): Same.
3545 * gimplify.c (gimplify_asm_expr): Same.
3546 * passes.c (pass_manager::register_one_dump_file): Same.
3547 * print-tree.c (print_node): Same.
3549 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3551 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3553 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3555 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3557 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3559 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3560 * config/rs6000/vector.md: Ditto.
3561 * config/rs6000/vsx.md: Ditto.
3563 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3565 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3568 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3570 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3571 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3572 *return_and_restore_gpregs_<mode>_r11,
3573 *return_and_restore_gpregs_<mode>_r12,
3574 *return_and_restore_gpregs_<mode>_r1,
3575 *return_and_restore_fpregs_<mode>_r11,
3576 *return_and_restore_fpregs_<mode>_r12,
3577 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3578 directly instead of via the "l" constraint. Renumber operands.
3581 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3583 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3584 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3585 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3586 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3587 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3588 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3589 *call_value_nonlocal_darwin64, reload_macho_picbase,
3590 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3591 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3592 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3593 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3594 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3595 *save_fpregs_<mode>_r1): Ditto.
3596 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3597 *return_and_restore_gpregs_spe): Ditto.
3599 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3601 * config/rs6000/rs6000.md
3602 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3603 the use of the link register.
3604 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3606 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3607 Michael Meissner <meissner@linux.vnet.ibm.com>
3610 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3611 reg+reg addressing for TImode.
3612 (rs6000_legitimate_address_p): Only allow register indirect
3613 addressing for TImode, even without TARGET_QUAD_MEMORY.
3615 2016-09-01 Richard Biener <rguenther@suse.de>
3618 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3619 check whether the result fits the desired result type.
3621 2016-09-01 Nathan Sidwell <nathan@acm.org>
3623 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3625 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3627 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3629 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3631 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3633 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3634 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3635 for comparisons of integer ZERO_EXTEND against zero.
3637 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3639 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3640 STV pass if -mstackrealign is enabled.
3642 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3644 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3647 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3649 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3650 (layout_range::intersects_line_p): New method.
3651 (test_range_contains_point_for_single_point): Rename to...
3652 (test_layout_range_for_single_point): ...this, and add testing
3653 for layout_range::intersects_line_p.
3654 (test_range_contains_point_for_single_line): Rename to...
3655 (test_layout_range_for_single_line): ...this, and add testing
3656 for layout_range::intersects_line_p.
3657 (test_range_contains_point_for_multiple_lines): Rename to...
3658 (test_layout_range_for_multiple_lines): ...this, and add testing
3659 for layout_range::intersects_line_p.
3660 (layout::layout): Populate m_fixit_hints.
3661 (layout::get_expanded_location): Handle the case of a line-span
3663 (layout::validate_fixit_hint_p): New method.
3664 (get_line_span_for_fixit_hint): New function.
3665 (layout::calculate_line_spans): Add spans for fixit-hints.
3666 (layout::should_print_annotation_line_p): New method.
3667 (layout::print_any_fixits): Drop param "richloc", instead using
3668 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3669 (diagnostic_show_locus): Avoid printing blank annotation lines.
3670 (selftest::test_diagnostic_context::test_diagnostic_context):
3671 Initialize show_column and start_span.
3672 (selftest::test_diagnostic_context::start_span_cb): New static
3674 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3675 (selftest::diagnostic_show_locus_c_tests): Update for function
3676 renamings. Call test_diagnostic_show_locus_fixit_lines.
3678 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3680 PR tree-optimization/73714
3681 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3683 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3685 * selftest.c: Move "namespace selftest {" to top of file,
3686 removing explicit "selftest::" qualifiers throughout.
3688 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3690 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3692 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3693 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3694 Replace builtin with vector extension.
3695 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3697 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3698 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3699 Replace builtin with vector extension.
3700 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3701 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3702 Replace builtin with vector extension.
3703 * config/i386/xmmintrin.h (__m128_u): New type.
3704 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3705 (_mm_load_ps, _mm_store_ps): Simplify.
3707 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3709 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3711 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3713 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3714 than 3 ranges per diagnostic by alternating between color 1 and
3716 (layout::layout): Replace use of rich_location::MAX_RANGES
3717 with richloc->get_num_locations ().
3718 (layout::calculate_line_spans): Replace use of
3719 rich_location::MAX_RANGES with m_layout_ranges.length ().
3720 (layout::print_annotation_line): Handle arbitrary numbers of
3721 ranges in caret-printing by defaulting to '^'.
3722 (selftest::test_one_liner_many_fixits): New function.
3723 (test_diagnostic_show_locus_one_liner): Call it.
3724 * diagnostic.c (diagnostic_initialize): Update for renaming
3725 of rich_location::MAX_RANGES to
3726 rich_location::STATICALLY_ALLOCATED_RANGES.
3727 * diagnostic.h (struct diagnostic_context): Likewise.
3729 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3731 * selftest.c (selftest::named_temp_file::named_temp_file): New
3733 (selftest::temp_source_file::~temp_source_file): Move to...
3734 (selftest::named_temp_file::~named_temp_file): ...here.
3735 (selftest::test_named_temp_file): New function.
3736 (selftest::selftest_c_tests): Call test_named_temp_file.
3737 * selftest.h (class named_temp_file): New class.
3738 (class temp_source_file): Convert to a subclass of named_temp_file.
3740 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
3742 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
3743 USEs of LR_REGNO in returns and sibcalls.
3744 (rs6000_output_mi_thunk): Similar.
3745 (rs6000_sibcall_aix): Similar.
3746 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
3747 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
3748 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
3749 Remove the USE of LR_REGNO from the patterns as well. Delete an
3751 (return_internal_<mode>): Delete.
3753 2016-08-30 Tamar Christina <tamar.christina@arm.com>
3755 * gcc/config/aarch64/aarch64-simd.md
3756 (aarch64_ld2<mode>_dreg_le): New.
3757 (aarch64_ld2<mode>_dreg_be): New.
3758 (aarch64_ld2<mode>_dreg): Removed.
3759 (aarch64_ld3<mode>_dreg_le): New.
3760 (aarch64_ld3<mode>_dreg_be): New.
3761 (aarch64_ld3<mode>_dreg): Removed.
3762 (aarch64_ld4<mode>_dreg_le): New.
3763 (aarch64_ld4<mode>_dreg_be): New.
3764 (aarch64_ld4<mode>_dreg): Removed.
3765 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
3767 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3769 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
3770 redundant location param.
3771 (test_one_liner_fixit_remove): Likewise.
3772 (test_one_liner_fixit_replace): Likewise.
3773 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
3774 * gcc-rich-location.c
3775 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
3776 get_range_from_loc. Drop overload taking a const char *.
3777 * gcc-rich-location.h
3778 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
3781 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3783 * config/linux.c (linux_libc_has_function): Return true on musl.
3785 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3787 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
3789 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
3791 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
3792 used for abnormal egdes.
3794 2016-08-30 Jakub Jelinek <jakub@redhat.com>
3796 PR tree-optimization/72866
3797 * tree-vect-patterns.c (search_type_for_mask): Turn into
3798 a small wrapper, move all code to ...
3799 (search_type_for_mask_1): ... this new function. Add caching
3800 and adjust recursive calls.
3803 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
3804 instead of lookup_type_die (type_main_variant (type)) even for array
3808 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
3809 constant pool reference return x instead of c.
3811 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
3813 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
3816 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3819 (selftest::test_make_location_nonpure_range_endpoints): Fix
3822 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3824 * diagnostic-show-locus.c
3825 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
3827 (selftest::test_diagnostic_show_locus_one_liner): Call it.
3828 * input.c (get_pure_location): Move to libcpp/line-map.c.
3829 * input.h (get_pure_location): Convert decl to an inline function
3830 calling implementation in libcpp.
3832 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
3835 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
3836 template for intel asm dialect.
3837 (vec_set_hi_<mode><mask_name>): Ditto.
3839 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3841 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
3842 (selftest::fail_formatted): Likewise.
3844 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3846 * input.c (make_location): Call get_start and get_finish
3847 on the endpoints to avoid storing packed ranges or ad-hoc
3849 (selftest::test_make_location_nonpure_range_endpoints): New function.
3850 (selftest::input_c_tests): Call it.
3851 * input.h (get_start): New inline function.
3853 2016-08-29 Tom de Vries <tom@codesourcery.com>
3856 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
3859 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
3861 * Makefile.in (gcov-iov.h): Add dummy recipe.
3863 2016-08-29 Nathan Sidwell <nathan@acm.org>
3865 * config/nvptx/nvptx.c: #include tree-vrp.h.
3867 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
3870 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
3871 HIGH+LO construct during reload.
3873 2016-08-28 Tom de Vries <tom@codesourcery.com>
3876 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
3877 'sysv_abi va_list' attribute.
3878 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
3879 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
3882 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3884 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
3885 * emit-rtl.c (unshare_all_rtl_1): Adjust.
3886 (unshare_all_rtl_again): Likewise.
3887 * function.c (assign_stack_local_1): Likewise.
3888 (assign_stack_temp_for_type): Likewise.
3890 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3892 * cfgbuild.c (make_edges): Adjust.
3893 * cfgrtl.c (can_delete_label_p): Likewise.
3894 * dwarf2cfi.c (create_trace_edges): Likewise.
3895 * except.c (sjlj_emit_dispatch_table): Likewise.
3896 * function.h (struct expr_status): make x_forced_labels a vector.
3897 * jump.c (rebuild_jump_labels_1): Adjust.
3898 * reload1.c (set_initial_label_offsets): Likewise.
3899 * stmt.c (force_label_rtx): Likewise.
3900 (expand_label): Likewise.
3902 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3904 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
3906 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3908 PR tree-optimization/71077
3909 PR tree-optimization/68542
3910 * fold-const.c (fold_relational_const): Fix folding of
3911 VECTOR_CST comparisons that have a scalar boolean result type.
3912 (selftest::test_vector_folding): New static function.
3913 (selftest::fold_const_c_tests): Call it.
3915 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3917 * doc/extend.texi (SPU Built-in Functions): Remove stale
3918 references to material formerly at IBM and Sony.
3920 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3923 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3925 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3927 * diagnostic-show-locus.c
3928 (selftest::test_fixit_consolidation): New function.
3929 (selftest::diagnostic_show_locus_c_tests): Call it.
3930 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3931 constructor based on source_range.
3933 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3935 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3937 (parse_gcc_colors): Update description of default GCC_COLORS.
3938 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3939 (colorizer::set_fixit_insert): New method.
3940 (colorizer::set_fixit_delete): New method.
3941 (colorizer::get_color_by_name): New method.
3942 (colorizer::STATE_FIXIT_INSERT): New constant.
3943 (colorizer::STATE_FIXIT_DELETE): New constant.
3944 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3945 fields in favor of new field "m_stop_color". Add fields
3946 "m_fixit_insert" and "m_fixit_delete".
3947 (colorizer::colorizer): Update for above changes. Replace
3948 colorize_start calls with calls to get_color_by_name.
3949 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3950 STATE_FIXIT_DELETE. Update for field renamings.
3951 (colorizer::finish_state): Simplify by using m_stop_color,
3952 rather than multiple identical "*_ce" fields.
3953 (colorizer::get_color_by_name): New method.
3954 (layout::print_any_fixits): Print insertions and replacements
3955 using the "fixit-insert" color, and deletions using the
3956 "fixit-delete" color.
3957 * doc/invoke.texi (-fdiagnostics-color): Update description of
3958 default GCC_COLORS, and of the supported capabilities.
3960 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3962 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3963 current_function_static_stack_size variable with the static
3964 stack frame size of the current function when
3965 flag_stack_usage_info is enabled.
3967 2016-08-26 Nathan Sidwell <nathan@acm.org>
3969 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3970 assignment inside if condition.
3972 2016-08-26 Richard Biener <rguenther@suse.de>
3974 PR tree-optimization/69047
3975 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3976 extracts similar to what FRE does.
3977 (non_rewritable_mem_ref_base): Likewise.
3979 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3981 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3982 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3983 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3984 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3985 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3987 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3988 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3989 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3990 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3991 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3993 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3996 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3997 reservation duration to 15 cycles.
3998 (cortex_a8_vfp_macs): Likewise.
3999 (cortex_a8_vfp_macd): Likewise.
4000 (cortex_a8_vfp_divs): Likewise.
4001 (cortex_a8_vfp_divd): Likewise.
4003 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4005 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4006 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4008 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4009 Martin Jambhor <mjambor@suse.cz>
4011 * common.opt: New option -fipa-bit-cp.
4012 * doc/invoke.texi: Document -fipa-bit-cp.
4013 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4014 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4015 * tree-ssa-ccp.h: New header file.
4016 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4017 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4018 Replace all occurences of tree parameter by two new params: signop, int.
4019 (bit_value_unop_1): Change to bit_value_unop and export it.
4020 Replace all occurences of tree parameter by two new params: signop,
4022 (bit_value_binop): Change call from bit_value_binop_1 to
4024 (bit_value_assume_aligned): Likewise.
4025 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4026 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4028 (ccp_finalize): Skip processing if val->mask == 0.
4029 * ipa-cp.c: Include tree-ssa-ccp.h
4030 (ipcp_bits_lattice): New class.
4031 (ipcp_param_lattice (bits_lattice): New member.
4032 (print_all_lattices): Call ipcp_bits_lattice::print.
4033 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4034 (initialize_node_lattices): Likewise.
4035 (propagate_bits_accross_jump_function): New function.
4036 (propagate_constants_accross_call): Call
4037 propagate_bits_accross_jump_function.
4038 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4039 (ipcp_store_bits_results): New function.
4040 (ipcp_driver): Call ipcp_store_bits_results.
4041 * ipa-prop.h (ipa_bits): New struct.
4042 (ipa_jump_func): Add new member bits of type ipa_bits.
4043 (ipa_param_descriptor): Change decl to decl_or_type.
4044 (ipa_get_param): Change decl to decl_or_type and assert on
4046 (ipa_get_type): New function.
4047 (ipcp_transformation_summary): New member bits.
4048 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4049 (ipa_populate_param_decls): Likewise.
4050 (ipa_dump_param): Likewise.
4051 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4053 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4054 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4056 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4057 (ipa_write_jump_function): Add streaming for ipa_bits.
4058 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4059 (write_ipcp_transformation_info): Add streaming for ipa_bits
4061 (read_ipcp_transfomration_info): Add support for reading streamed
4063 (ipcp_update_bits): New function.
4064 (ipcp_transform_function): Call ipcp_update_bits.
4066 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4068 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4069 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4071 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4073 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4075 2016-08-25 Richard Biener <rguenther@suse.de>
4077 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4078 Only add locations in late dwarf.
4079 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4080 (dwarf2out_early_finish): But do it here.
4082 2016-08-24 Michael Collison <michael.collison@linaro.org>
4083 Michael Collison <michael.collison@arm.com>
4085 * config/arm/arm-modes.def: Add new condition code mode CC_V
4086 to represent the overflow bit.
4087 * config/arm/arm.c (maybe_get_arm_condition_code):
4088 Add support for CC_Vmode.
4089 (arm_gen_unlikely_cbranch): New function to generate common
4090 rtl conditional branches for overflow patterns.
4091 * config/arm/arm-protos.h: Add prototype for
4092 arm_gen_unlikely_cbranch.
4093 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4094 addsi3_compareV_upper): New patterns to support signed
4095 builtin overflow add operations.
4096 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4097 New patterns to support unsigned builtin add overflow operations.
4098 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4099 builtin overflow subtract operations,
4100 (usubv<mode>4): New patterns to support unsigned builtin subtract
4101 overflow operations.
4102 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4103 to support builtin overflow negate operations.
4105 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4108 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4110 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4111 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4114 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4116 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4117 MULTILIB_OPTIONS should be used. Small wording fixes.
4118 * genmultilib: Memorize set of all option combinations in
4119 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4120 found in MULTILIB_OPTIONS by checking if option set is listed in
4121 combination_space. Output new and existing error message to stderr.
4123 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4125 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4126 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4127 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4128 (MULTILIB_REUSE): Remove reuse rules for option set including
4129 -mfpu=fp-armv8 and -mfpu=vfpv4
4131 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4133 * config/arm/t-rtems: Add vfp multilib.
4135 2016-08-23 Ian Lance Taylor <iant@golang.org>
4137 * config/s390/s390.c (s390_asm_file_start): Call
4140 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4142 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4143 initialization of all 0's to the 0 constant, instead of directly
4144 generating XOR. Add support for V4SImode vector initialization on
4145 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4146 initialization. Change variables used in V4SFmode vector
4147 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4148 any memory addresses are in index form. Add support for using
4149 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4150 with all of the same element.
4151 (regno_or_subregno): New helper function to return a register
4152 number for either REG or SUBREG.
4153 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4154 Use regno_or_subregno where possible.
4155 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4156 DImode value from two SImode values in order to generate V4SImode
4157 vector initialization on 64-bit systems with direct move.
4158 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4160 (rtx_is_swappable_p): V4SImode vector initialization insn is not
4162 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
4164 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
4165 attributes to initialize V8HImode and V16QImode vectors with the
4167 (VSX_SPLAT_COUNT): Likewise.
4168 (VSX_SPLAT_SUFFIX): Likewise.
4169 (UNSPEC_VSX_VEC_INIT): New unspec.
4170 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
4171 Allow SFmode values to come from Altivec registers.
4172 (vsx_init_v4si): New insn/split for V4SImode vector initialization
4173 on 64-bit systems with direct move.
4174 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
4175 vector initializations, to allow V4SImode vector initializations
4176 on 64-bit systems with direct move.
4177 (vsx_splat_v4si): Likewise.
4178 (vsx_splat_v4si_di): Likewise.
4179 (vsx_splat_v4sf): Likewise.
4180 (vsx_splat_v4sf_internal): Likewise.
4181 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
4183 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
4184 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
4185 initializing V8HImode and V16QImode vectors with the same
4187 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
4188 optimization if -maltivec=be.
4190 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
4192 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
4193 attribute for alternatives 3 and 4.
4195 2016-08-23 David Malcolm <dmalcolm@redhat.com>
4197 * selftest.c (selftest::assert_str_contains): New function.
4198 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
4199 * selftest.h (selftest::assert_str_contains): New decl.
4200 (ASSERT_STR_CONTAINS): New macro.
4202 2016-08-23 Richard Biener <rguenther@suse.de>
4204 PR tree-optimization/77286
4205 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
4207 (vect_transform_loop): Split exit edges of loop and scalar
4208 loop if required and at the appropriate time.
4210 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4212 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4213 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4215 Correct a typo in a comment.
4217 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4219 * config/s390/s390.md ("*andc_split"): New splitter for and with
4222 2016-08-23 Richard Biener <rguenther@suse.de>
4224 PR tree-optimization/27336
4225 * tree-vrp.c (infer_value_range): Handle stmts that can throw
4226 by looking for a non-EH edge.
4227 (process_assert_insertions_for): Likewise.
4229 2016-08-23 Richard Biener <rguenther@suse.de>
4232 * statistics.c (statistics_counter_event): Robustify against
4235 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4237 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4238 for targets amdfam10 and barcelona.
4240 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
4243 (zero_extend<mode>di2): Ditto.
4244 (*zero_extend<mode>si2): Ditto.
4245 (*zero_extendqihi2): Ditto.
4247 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4250 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
4251 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
4253 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
4255 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
4256 identical consecutive elements.
4257 [SSA_NAME]: Print the name's def stmt on its own line. When printing
4258 the node's def stmt, avoid printing an unwanted trailing newline by
4259 replacing the call to print_gimple_stmt() with its inlined body and
4260 adjusting it to not set pp_needs_newline and to call pp_flush()
4261 instead of pp_newline_and_flush().
4263 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4265 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
4266 (float32_type_node, float64_type_node, float32x_type_node)
4267 (float128x_type_node): New macros.
4268 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
4269 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
4270 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
4271 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
4272 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
4273 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
4274 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
4275 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
4276 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
4277 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
4278 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
4279 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
4280 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
4281 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
4282 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
4283 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
4284 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
4285 (copysign, fabs, huge_val, inf, nan, nans): Use it.
4286 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
4288 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
4289 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
4290 * doc/extend.texi (Other Builtins): Document these built-in
4292 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
4295 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
4297 * doc/install.texi (Binaries): www.opencsw.org now uses https.
4299 2016-08-22 Richard Biener <rguenther@suse.de>
4301 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
4303 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
4306 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
4307 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
4308 non-SSE2 athlons only, otherwise prefer SSE prefetches.
4310 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4312 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
4313 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
4314 (vrp_visit_switch_stmt): Likewise.
4315 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
4316 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
4317 (vrp_visit_stmt): Use extract_range_from_stmt.
4318 (vrp_visit_phi_node): Use extract_range_from_phi_node.
4320 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4322 * Makefile.in: Add tree-vrp.h to GTFILES.
4323 * gengtype.c (open_base_files): Add tree-vrp.h.
4324 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
4325 * builtins.c: Likewise.
4326 * fold-const.c: Likewise.
4327 * gimple-builder.c: Likewise.
4328 * gimple-laddress.c: Likewise.
4329 * hsa-gen.c: Likewise.
4330 * internal-fn.c: Likewise.
4332 * targhooks.c: Liewise,
4333 * tree-ssa-address.c: Likewise.
4334 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
4335 * tree-vrp.c (struct value_range): Move to tree-vrp.h
4336 * tree-vrp.h: New file.
4338 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4340 PR tree-optimization/61839
4341 * tree-vrp.c (two_valued_val_range_p): New.
4342 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
4343 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
4344 Also Convert VAR BINOP CST where VAR is two-valued to
4345 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
4347 2016-08-19 David Malcolm <dmalcolm@redhat.com>
4349 * diagnostic-show-locus.c
4350 (layout::annotation_line_showed_range_p): New method.
4351 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
4352 Reimplement case fixit_hint::REPLACE to cover removals, and
4353 replacements where the range of the replacement isn't one
4354 of the ranges in the rich_location.
4355 (test_one_liner_fixit_replace): Likewise.
4356 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4358 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4360 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4362 * diagnostic.c (print_parseable_fixits): Remove case
4365 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4368 * config/i386/i386.c (ix86_option_override_internal): Remove
4369 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4370 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4371 Do not try to enable TARGET_PRFCHW ISA flag here.
4372 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4373 Rewrite expander function body.
4374 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4376 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4379 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4380 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4381 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4382 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4383 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4384 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4385 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4386 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4387 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4389 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4391 (struct floatn_type_info): New structure type.
4392 (floatn_nx_types): New variable declaration.
4393 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4394 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4395 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4396 * tree.c (floatn_nx_types): New variable.
4397 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4398 corresponding complex types.
4399 * target.def (floatn_mode): New hook.
4400 * targhooks.c: Include "real.h".
4401 (default_floatn_mode): New function.
4402 * targhooks.h (default_floatn_mode): New prototype.
4403 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4405 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4406 effective-target and dg-add-options keywords.
4407 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4408 Document new effective-target keywords.
4409 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4410 * doc/tm.texi: Regenerate.
4411 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4412 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4413 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4415 * real.h (struct real_format): Add field ieee_bits.
4416 * real.c (ieee_single_format, mips_single_format)
4417 (motorola_single_format, spu_single_format, ieee_double_format)
4418 (mips_double_format, motorola_double_format)
4419 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4420 (ieee_extended_intel_128_format)
4421 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4422 (mips_extended_format, ieee_quad_format, mips_quad_format)
4423 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4424 (decimal_double_format, decimal_quad_format, ieee_half_format)
4425 (arm_half_format, real_internal_format: Initialize ieee_bits
4427 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4428 float128_type_node. Set float80_type_node to float64x_type_node
4429 if appropriate and long_double_type_node not appropriate.
4430 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4431 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4432 Initialize ieee_bits field.
4433 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4434 (rs6000_init_builtins): Set ieee128_float_type_node to
4436 (rs6000_floatn_mode): New function.
4438 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4440 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4441 _rdseed64_step): Uglify argument names and/or local variable names
4442 in inline functions.
4443 * config/i386/rtmintrin.h (_xabort): Likewise.
4444 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4445 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4446 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4447 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4448 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4449 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4450 _mm_maskz_ternarylogic_epi32): Likewise.
4451 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4452 __lwpins32, __lwpins64): Likewise.
4453 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4454 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4455 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4456 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4457 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4458 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4459 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4460 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4461 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4462 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4463 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4464 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4465 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4466 _mm256_mask_i64gather_epi32): Likewise.
4467 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4468 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4469 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4470 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4471 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4472 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4473 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4474 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4475 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4476 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4477 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4478 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4479 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4480 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4481 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4482 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4483 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4484 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4486 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4488 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4489 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4491 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4492 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4494 (_rdpkru_u32): Add space after function name.
4496 * config/i386/t-i386 (i386-c.o): Don't depend on
4497 i386-builtin-types.inc.
4498 (i386.o): Depend on i386-builtin-types.inc.
4500 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4503 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4504 Use const_vec_duplicate to check for duplicated elements.
4506 2016-08-19 Richard Biener <rguenther@suse.de>
4508 PR tree-optimization/77290
4509 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4510 Fix flag_tree_parallelize_loops check.
4512 2016-08-19 Richard Biener <rguenther@suse.de>
4514 * match.pd (x | 0 -> x): Add.
4516 2016-08-19 Richard Biener <rguenther@suse.de>
4518 PR tree-optimization/77286
4519 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4520 Deal with virtual PHIs being out-of-order.
4522 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4524 * doc/invoke.texi (fverbose-asm): Note that source code lines
4525 are emitted, and provide an example.
4526 * final.c (asm_show_source): New function.
4527 (final_scan_insn): Call asm_show_source.
4529 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4531 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4532 param with diagnostic_kind.
4533 (class colorizer): Similarly replace field m_diagnostic with
4535 (colorizer::colorizer): Replace diagnostic
4536 param with diagnostic_kind.
4537 (colorizer::begin_state): Update for above field change.
4538 (layout::layout): Replace diagnostic param with rich_location *
4539 and diagnostic_kind.
4540 (diagnostic_show_locus): Replace diagnostic param with richloc
4541 and diagnostic_kind.
4542 (class selftest::test_diagnostic_context): New class.
4543 (selftest::test_diagnostic_show_locus_unknown_location): New
4545 (selftest::test_one_liner_simple_caret): New function.
4546 (selftest::test_one_liner_caret_and_range): New function.
4547 (selftest::test_one_liner_multiple_carets_and_ranges): New
4549 (selftest::test_one_liner_fixit_remove): New function.
4550 (selftest::test_one_liner_fixit_replace): New function.
4551 (selftest::test_diagnostic_show_locus_one_liner): New function.
4552 (selftest::diagnostic_show_locus_c_tests): Call the new test
4554 * diagnostic.c (diagnostic_initialize): Initialize
4555 colorize_source_p, show_ruler_p and parseable_fixits_p.
4556 (default_diagnostic_finalizer): Update for change to
4557 diagnostic_show_locus.
4558 (diagnostic_append_note): Likewise.
4559 * diagnostic.h (diagnostic_show_locus): Replace
4560 const diagnostic_info * param with location * and diagnostic_t.
4562 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4564 * input.c (saved_line_table): New global.
4565 (class selftest::temp_line_table): Rename to line_table_test and
4566 move declaration to selftest.h, and drop field m_old_line_table.
4567 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4568 (selftest::line_table_test::line_table_test): ...this. Add a
4569 default ctor. Store current value of line_table within
4571 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4572 (selftest::line_table_test::~line_table_test): ...this, and
4573 restore line_table from the saved_line_table, rather than
4575 (selftest::test_accessing_ordinary_linemaps): Update for above
4577 (selftest::test_lexer): Likewise.
4578 (struct selftest::lexer_test): Likewise.
4579 (selftest::lexer_test::lexer_test): Likewise.
4580 (selftest::input_c_tests): Move the looping over test cases from
4582 (selftest::for_each_line_table_case): New function.
4583 * input.h (saved_line_table): New decl.
4584 * selftest.h (struct selftest::line_table_case): New forward decl.
4585 (class selftest::line_table_test): New class, moved here from
4586 selftest::temp_line_table in input.c, and renamed.
4587 (selftest::for_each_line_table_case): New decl.
4589 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4592 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4594 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4597 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4598 enclosing parallel construct for reduction variables on OpenACC loop
4601 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4603 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4604 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4606 (function_to_dwarf_procedure): Update comment.
4608 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4610 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4612 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4614 * selftest.c (selftest::temp_source_file::~temp_source_file):
4615 Evict m_filename from the diagnostic file cache.
4617 2016-08-18 Richard Biener <rguenther@suse.de>
4619 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4620 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4621 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4622 clone materialization.
4623 * passes.def (all_late_ipa_passes): Start with
4624 pass_materialize_all_clones.
4625 * cgraphunit.c (symbol_table::compile): Remove call to
4626 materialize_all_clones.
4627 * tree-into-ssa.c: Include statistics.h.
4628 (update_ssa): Count number of times we do incremental/rewrite
4631 2016-08-18 Richard Biener <rguenther@suse.de>
4633 PR tree-optimization/77282
4634 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4635 When doing auto-parallelizing also prevent use of PHIs that
4636 carry dependences across loop backedges.
4638 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4639 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4641 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4643 2016-08-18 Richard Biener <rguenther@suse.de>
4645 * ssa-iterators.h (ssa_vuse_operand): New inline.
4646 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4647 (predicate_all_scalar_phis): Use remove_phi_node to remove
4648 phi nodes predicated. Delay removing virtual PHIs.
4649 (predicate_mem_writes): Update virtual operands.
4650 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4651 (tree_if_conversion): Do not rewrite virtual SSA form.
4652 * tree-phinodes.c (release_phi_node): Make static.
4653 * tree-phinodes.h (release_phi_node): Remove.
4655 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4657 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4658 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4659 twice to define those.
4660 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4661 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4662 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4663 * config/i386/i386-builtin.def: New file.
4665 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4667 * input.c (get_source_range_for_char): Rename to...
4668 (selftest::get_source_range_for_char): ...this, and move within
4669 the #if CHECKING_P guard.
4670 (get_num_source_ranges_for_substring): Rename to...
4671 (selftest::get_num_source_ranges_for_substring): ...this, move
4672 within the #if CHECKING_P guard, and make static.
4673 (selftest::assert_num_substring_ranges): Initialize
4676 2016-08-18 Alan Modra <amodra@gmail.com>
4678 PR rtl-optimization/72771
4679 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4680 when find_reloads_toplev returns address_reloaded==-1.
4681 (alternative_allows_const_pool_ref): Update comment.
4683 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4685 PR tree-optimization/71752
4686 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4687 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4689 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4691 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4692 instead of testing ECF_NORETURN bit in gimple_call_flags.
4693 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4694 * predict.c (tree_bb_level_predictions): Likewise.
4695 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4698 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4699 turning a call into __builtin_unreachable-like noreturn call, adjust
4700 gimple_call_set_fntype.
4701 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4702 gimple_call_fntype has void return type.
4704 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4706 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4707 maybe_lookup_decl, to handle nested acc loop directives.
4709 2016-08-17 Richard Biener <rguenther@suse.de>
4711 PR tree-optimization/76490
4712 * tree-vrp.c (update_value_range): Preserve overflow infinities
4713 when intersecting with ranges from get_range_info.
4714 (operand_less_p): Handle overflow infinities correctly.
4715 (value_range_constant_singleton): Use vrp_operand_equal_p
4716 to handle overflow max/min correctly.
4717 (vrp_valueize): Likewise.
4718 (union_ranges): Likewise.
4719 (intersect_ranges): Likewise.
4720 (vrp_visit_phi_node): Improve iteration limitation to only
4721 apply when we'll possibly re-visit the PHI via a changed argument
4724 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4726 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
4727 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
4728 rather than those that should not be built.
4730 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
4733 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
4735 2016-08-17 Richard Biener <rguenther@suse.de>
4737 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
4738 (verify_vssa): New function verifying virtual SSA form.
4739 (verify_ssa): Call it.
4740 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
4741 Do not apply loop-closed SSA handling to virtuals.
4742 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
4743 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
4744 when rewriting their symbol.
4745 (prepare_def_site_for): Likewise.
4746 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
4747 operands of moved stmts.
4749 2016-08-17 Richard Biener <rguenther@suse.de>
4751 PR tree-optimization/23855
4752 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
4753 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
4754 find guards to hoist. Do not update SSA form but rewrite virtuals
4755 into loop closed SSA.
4756 (find_loop_guard): Adjust to skip already hoisted guards. Do
4757 not mark virtuals for renaming or update SSA form.
4759 2016-08-17 Martin Liska <mliska@suse.cz>
4761 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
4762 a LONG_LONG_TYPE_SIZE comparison.
4763 * gcov-io.h: Remove macro definitions.
4764 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
4765 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
4768 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4770 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
4771 that builtins not mentioned in bdesc_* arrays come first, then
4772 the ones mentioned in bdesc_* arrays in the order they appear in
4773 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
4774 IX86_BUILTIN__BDESC_*_LAST enumerator.
4775 (bdesc_mpx): Fix up a comment typo.
4776 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
4777 __builtin_ia32_vpcomneu[bwdq] builtins.
4778 (BDESC_VERIFY, BDESC_VERIFYS): Define.
4779 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
4780 enum ix86_builtins ordering.
4781 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
4782 for direct bdesc_* array member access instead of searching all the
4783 arrays until an fcode match is found.
4785 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
4787 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
4788 pattern as define_insn_and_split. Split insn before reload to
4790 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
4791 <shift_insn><mode>3_1.
4792 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
4793 <rotate_insn><mode>3_1.
4795 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4798 * input.c (get_source_range_for_substring): Rename to...
4799 (get_source_location_for_substring): ...this, adding param
4800 "caret_idx", and converting output param from source_range * to
4802 (get_source_range_for_char): New function.
4803 (get_num_source_ranges_for_substring): Update comment to reflect
4805 (assert_char_at_range): Update to use get_source_range_for_char
4806 rather than get_source_range_for_substring.
4807 (test_lexer_string_locations_concatenation_2): Likewise.
4808 * substring-locations.h (get_source_range_for_substring): Rename
4810 (get_source_location_for_substring): ...this, and adding param
4811 "caret_idx", and converting output param from source_range * to
4814 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4816 * input.c (class selftest::temp_source_file): Move to
4818 (selftest::temp_source_file::temp_source_file): Move to
4820 (selftest::temp_source_file::~temp_source_file): Likewise.
4821 * selftest.c (selftest::temp_source_file::temp_source_file): Move
4823 (selftest::temp_source_file::~temp_source_file): Likewise.
4824 * selftest.h (class selftest::temp_source_file): Move here from
4827 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4830 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
4831 inlining, add cgraph edge for the added __builtin_unreachable call.
4834 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
4835 only cast it to SHWI for the final comparison.
4837 2016-08-16 Martin Liska <mliska@suse.cz>
4839 PR gcov-profile/36412
4840 * doc/gcov.texi: Document --hash-filenames(-x).
4841 * gcov.c (print_usage): Add the option.
4842 (process_args): Process the option, sort options alphabetically.
4843 (md5sum_to_hex): New function.
4844 (make_gcov_file_name): Do the md5sum and append it to a
4847 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4849 PR tree-optimization/69848
4850 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
4851 and swtich operands to avoid additional NOT instruction.
4852 (vcond<v_cmp_mixed><mode>): Ditto.
4853 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4855 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
4857 * doc/install.texi (*-*-solaris2*): Adjust latest change.
4859 2016-08-16 Richard Biener <rguenther@suse.de>
4861 PR tree-optimization/76783
4862 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
4863 BB visited flags at start.
4865 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4867 PR tree-optimization/72817
4868 PR tree-optimization/73450
4869 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
4870 multiple_of_p for adjusted IV.base.
4872 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
4875 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
4876 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
4877 for !flag_finite_math_only or flag_signed_zeros.
4878 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
4879 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
4880 depend on flag_finite_math_only.
4881 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
4883 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
4884 (*ieee_smin<mode>3): Ditto.
4885 (*ieee_smax<mode>3): Ditto.
4886 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
4887 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
4889 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
4890 depend on flag_finite_math_only.
4891 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
4892 (*mmx_<code>v2sf3): Remove.
4893 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
4894 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
4895 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
4897 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
4899 PR rtl-optimization/73650
4900 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
4901 it is not a simple move.
4903 2016-08-15 Martin Liska <mliska@suse.cz>
4906 * gcc.c (do_spec_1): Call save_string with the right size.
4907 (save_string): Do an assert about string we copy.
4909 2016-08-15 Richard Biener <rguenther@suse.de>
4911 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4912 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4914 (pass_data_stv): Likewise.
4916 2016-08-15 Richard Biener <rguenther@suse.de>
4918 PR tree-optimization/73434
4919 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4920 TBAA info on the base when forwarding a non-invariant address.
4922 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4924 * dwarf2out.c (struct checksum_attributes): Add
4925 at_string_length_bit_size and at_string_length_byte_size fields.
4926 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4927 and DW_AT_string_length_byte_size.
4928 (die_checksum_ordered): Handle at_string_length_bit_size and
4929 at_string_length_byte_size.
4930 (gen_array_type_die): For dwarf_version >= 5 emit
4931 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4932 (adjust_string_types): For dwarf_version >= 5 remove
4933 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4934 (resolve_addr): Likewise.
4937 * dwarf2out.c (string_types): New variable.
4938 (gen_array_type_die): Change early_dwarf handling of
4939 DW_AT_string_length, create DW_OP_call4 referencing the
4940 length var temporarily. Handle parameters that are pointers
4942 (adjust_string_types): New function.
4943 (gen_subprogram_die): Temporarily set string_types to local var,
4944 call adjust_string_types if needed.
4945 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4947 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4949 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4951 * doc/install.texi (*-*-solaris2*): Fix version number and document
4952 requirement on GNU make for building libjava with the Solaris linker.
4954 2016-08-15 Martin Liska <mliska@suse.cz>
4955 Jakub Jelinek <jakub@redhat.com>
4957 PR tree-optimization/72824
4958 * tree-loop-distribution.c (const_with_all_bytes_same)
4959 <case VECTOR_CST>: Fix a typo.
4961 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4964 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4965 Renamed from _mm512_undefined_si512.
4966 (_mm_undefined_si512): New definition.
4968 2016-08-13 Richard Biener <rguenther@suse.de>
4970 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4971 into PHIs and update the lattice for its def.
4973 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4976 * ubsan.c (instrument_si_overflow): Pass true instead of false
4978 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4979 of bbs. Return TODO_cleanup_cfg if any returned true.
4981 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4983 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4984 ISA 3.0 MTVSRDD instruction.
4985 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4988 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4990 PR tree-optimization/71083
4991 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4992 bitfield access when possible.
4994 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4997 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4998 sign-changing cast from a shorter unsigned type to a wider
5001 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5003 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5004 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5005 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5007 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5009 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5010 Correct costs for vec_construct.
5012 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5014 PR tree-optimization/69848
5015 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5016 type CONST_COND_REDUCTION.
5017 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5018 reudction type CONST_COND_REDUCTION.
5020 2016-08-12 Richard Biener <rguenther@suse.de>
5022 PR tree-optimization/57326
5023 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5024 returning an SSA name.
5025 (phi_translate_1): When fully_constant_expression returns a NAME
5026 make sure we have a leader for it.
5028 2016-08-12 Martin Liska <mliska@suse.cz>
5029 Adam Fineman <afineman@afineman.com>
5031 * gcov.c (process_file): Create .gcov file when .gcda
5034 2016-08-12 Marek Polacek <polacek@redhat.com>
5037 * alias.c (find_base_value): Adjust fall through comment.
5038 * cfgexpand.c (expand_debug_expr): Likewise.
5039 * combine.c (find_split_point): Likewise.
5040 (expand_compound_operation): Likewise. Add FALLTHRU.
5041 (make_compound_operation): Adjust fall through comment.
5042 (canon_reg_for_combine): Add FALLTHRU.
5043 (force_to_mode): Adjust fall through comment.
5044 (simplify_shift_const_1): Likewise.
5045 (simplify_comparison): Likewise.
5046 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5048 * config/aarch64/predicates.md: Likewise.
5049 * config/i386/i386.c (function_arg_advance_32): Likewise.
5050 (ix86_gimplify_va_arg): Likewise.
5051 (print_reg): Likewise.
5052 (ix86_print_operand): Likewise.
5053 (ix86_build_const_vector): Likewise.
5054 (ix86_expand_branch): Likewise.
5055 (ix86_sched_init_global): Adjust fall through comment.
5056 (ix86_expand_args_builtin): Add FALLTHRU.
5057 (ix86_expand_builtin): Likewise.
5058 (ix86_expand_vector_init_one_var): Likewise.
5059 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5060 (rs6000_adjust_cost): Likewise.
5061 (insn_must_be_first_in_group): Likewise.
5062 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5063 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5064 * df-scan.c (df_uses_record): Likewise.
5065 * dojump.c (do_jump): Add FALLTHRU.
5066 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5068 (resolve_args_picking_1): Adjust fall through comment.
5069 (loc_list_from_tree_1): Likewise.
5070 * expmed.c (make_tree): Likewise.
5071 * expr.c (expand_expr_real_2): Add FALLTHRU.
5072 (expand_expr_real_1): Likewise. Adjust fall through comment.
5073 * fold-const.c (const_binop): Adjust fall through comment.
5074 (fold_truth_not_expr): Likewise.
5075 (fold_cond_expr_with_comparison): Add FALLTHRU.
5076 (fold_binary_loc): Likewise.
5077 (contains_label_1): Adjust fall through comment.
5078 (multiple_of_p): Likewise.
5079 * gcov-tool.c (process_args): Add FALLTHRU.
5080 * genattrtab.c (check_attr_test): Likewise.
5081 (write_test_expr): Likewise.
5082 * genconfig.c (walk_insn_part): Likewise.
5083 * genpreds.c (validate_exp): Adjust fall through comment.
5084 (needs_variable): Likewise.
5085 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5086 (subst_dup): Likewise.
5087 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5088 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5089 (gimplify_scan_omp_clauses): Add FALLTHRU.
5090 (goa_stabilize_expr): Likewise.
5091 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5093 * hsa-gen.c (get_address_from_value): Likewise.
5094 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5095 * ira.c (ira_setup_alts): Add FALLTHRU.
5096 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5098 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5099 * opts.c (common_handle_option): Likewise.
5100 * read-rtl.c (read_rtx_code): Likewise.
5101 * real.c (round_for_format): Likewise.
5102 * recog.c (asm_operand_ok): Likewise.
5103 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5104 * reload1.c (set_label_offsets): Likewise.
5105 (eliminate_regs_1): Likewise.
5106 (reload_reg_reaches_end_p): Likewise.
5107 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5108 (rtx_cost): Likewise.
5109 * sched-rgn.c (is_exception_free): Likewise.
5110 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5111 * stor-layout.c (int_mode_for_mode): Likewise.
5112 * toplev.c (print_to_asm_out_file): Likewise.
5113 (print_to_stderr): Likewise.
5114 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5115 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5116 (chrec_fold_multiply): Likewise.
5117 (evolution_function_is_invariant_rec_p): Likewise.
5118 (for_each_scev_op): Likewise.
5119 * tree-data-ref.c (siv_subscript_p): Likewise.
5120 (get_references_in_stmt): Likewise.
5121 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5122 (substitute_in_expr): Likewise.
5123 (type_cache_hasher::equal): Likewise.
5124 (walk_type_fields): Likewise.
5125 * var-tracking.c (adjust_mems): Add FALLTHRU.
5126 (set_dv_changed): Adjust fall through comment.
5127 * varasm.c (default_function_section): Add FALLTHRU.
5129 2016-08-12 Marek Polacek <polacek@redhat.com>
5132 * tree-complex.c (expand_complex_division): Add missing break.
5134 2016-08-12 Richard Biener <rguenther@suse.de>
5136 * passes.c (execute_todo): Do not push/pop TV_TODO.
5137 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5138 (execute_one_pass): Likewise.
5139 * common.opt (ftime-report-details): New switch.
5140 * doc/invoke.texi (ftime-report-details): Document.
5141 * timevar.h (timer::print_row): Adjust signature.
5142 (timer::all_zero): New static helper.
5143 (timer::child_map_t): New typedef.
5144 (timer::time_var_def): Add children field.
5145 * timevar.c (timer::named_items::print): Adjust.
5146 (timer::~timer): Free timevar recorded children.
5147 (timer::pop_internal): When -ftime-report-details record
5148 time spent in sub-timevars.
5149 (timer::print_row): Adjust.
5150 (timer::print): Print sub-timevar stats, use all_zero.
5151 * timevar.def (TV_TODO): Remove.
5153 2016-08-12 Richard Biener <rguenther@suse.de>
5155 PR tree-optimization/72851
5156 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5157 worklists to use bitmaps indexed in execution order.
5158 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5159 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5160 (cfg_blocks): Make a bitmap.
5161 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
5163 (cfg_blocks_empty_p): Adjust.
5164 (cfg_blocks_add): Likewise.
5165 (cfg_blocks_get): Likewise.
5166 (add_ssa_edge): Likewise.
5167 (add_control_edge): Likewise.
5168 (simulate_stmt): Likewise.
5169 (process_ssa_edge_worklist): Likewise.
5170 (simulate_block): Likewise.
5171 (ssa_prop_init): Compute PRE order and stmt UIDs.
5172 (ssa_prop_fini): Adjust.
5173 (ssa_propagate): Adjust.
5175 2016-08-12 Richard Biener <rguenther@suse.de>
5177 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
5178 the currently executable edges have fixed ranges. Always
5179 go through update_value_range.
5181 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
5185 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
5186 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
5187 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
5188 (LANG_HOOKS_DECLS): Add it.
5189 * langhooks.h (struct lang_hooks_for_decls): Add
5190 function_decl_defaulted. Const_tree-ify
5191 function_decl_explicit_p and function_decl_deleted_p.
5192 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
5193 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
5194 also at strict DWARF v5.
5197 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
5198 TYPE_QUAL_CONST in reference-typed decls.
5201 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
5202 in DW_OP_pieces, just enough to handle pointers to member
5204 (gen_remaining_tmpl_value_param_die_attribute): Use a location
5205 expression on DWARFv5 if a constant value doesn't work.
5207 2016-08-11 David Malcolm <dmalcolm@redhat.com>
5209 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
5210 * selftest.c (selftest::test_assertions): New function.
5211 (selftest::selftest_c_tests): New function.
5212 * selftest.h (selftest::selftest_c_tests): New declaration.
5214 2016-08-11 Richard Biener <rguenther@suse.de>
5215 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5217 PR rtl-optimization/72855
5218 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
5220 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5223 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
5224 (vsx_store_<mode>): Likewise.
5226 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5228 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
5229 TImode CONST_WIDE_INT store.
5230 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
5232 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5234 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
5235 mode if unaligned SSE load and store are optimal.
5237 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5239 PR tree-optimization/71083
5240 * tree-predcom.c (ref_at_iteration): Correctly align the
5243 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5245 * config/s390/s390-builtin-types.def: Add INT128 types.
5246 * config/s390/s390-builtins.def: Add INT128 variants for the add
5247 sub low-level builtins dealing with TImode.
5248 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
5249 via subreg when expanding a builtin.
5250 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
5251 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
5253 * config/s390/vecintrin.h: Adjust builtin names accordingly.
5254 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
5255 ("vec_addc<mode>", "vec_addc_u128"): Merge to
5256 "vacc<bhfgq>_<mode>".
5257 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
5258 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
5259 ("vec_subc<mode>", "vec_subc_u128"): Merge to
5260 "vscbi<bhfgq>_<mode>".
5261 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
5262 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
5264 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5266 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
5268 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5270 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
5272 (vcond<v_cmp_mixed><mode>): Ditto.
5273 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5275 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5277 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
5278 variable explicitly, also assert on it before use.
5280 2016-08-11 Richard Biener <rguenther@suse.de>
5282 PR tree-optimization/72772
5283 * cfgloopmanip.c (create_preheader): Use split_edge if there
5284 is a single loop entry, avoiding degenerate PHIs.
5286 2016-08-11 Richard Biener <rguenther@suse.de>
5288 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
5289 unconditional TODO_cleanup_cfg.
5290 (pass_thread_jumps::execute): Initialize loops, perform a CFG
5291 cleanup only if we threaded a jump.
5293 2016-08-11 Alan Modra <amodra@gmail.com>
5296 * lra-constraints.c (simplify_operand_subreg): Allow subreg
5297 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
5298 slow. Emit two reloads for slow mem case, first loading in
5299 fast innermode, then converting to required mode.
5301 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5303 * config/rs6000/altivec.h (vec_extract_exp): New macro.
5304 (vec_extract_sig): New macro.
5305 (vec_insert_exp): New macro.
5306 (vec_test_data_class): New macro.
5307 (scalar_extract_exp): New macro.
5308 (scalar_extract_sig): New macro.
5309 (scalar_insert_exp): New macro.
5310 (scalar_test_data_class): New macro.
5311 (scalar_test_neg): New macro.
5312 (scalar_cmp_exp_gt): New macro.
5313 (scalar_cmp_exp_lt): New macro.
5314 (scalar_cmp_exp_eq): New macro.
5315 (scalar_cmp_exp_unordered): New macro.
5316 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
5317 to enforce constraint that operand is a 7-bit unsigned literal.
5318 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
5319 for power9 built-ins.
5320 (BU_P9V_VSX_2): Likewise.
5321 (BU_P9V_64BIT_VSX_2): Likewise.
5322 (VSEEDP): Add scalar extract exponent support.
5323 (VSEESP): Add scalar extract signature support.
5324 (VSTDCNDP): Add scalar test negative support.
5325 (VSTDCNSP): Likewise.
5326 (VSIEDP): Add scalar insert exponent support.
5327 (VSCEDPGT): Add scalar compare exponent greater than support.
5328 (VSCEDPLT): Add scalar compare exponent less than support.
5329 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
5330 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
5331 (VSTDCDP): Add scalar test data class support.
5332 (VSTDCSP): Likewise.
5333 (VSEEDP): Add overload support for scalar extract exponent
5335 (VSESDP): Add overload support for scalar extract signature
5337 (VSTDCN): Add overload support for scalar test negative
5339 (VSTDCNDP): Add overload support for scalar test negative
5341 (VSTDCNSP): Add overload support for scalar test negative
5343 (VSIEDP): Add overload support for scalar insert exponent
5345 (VSTDC): Add overload support for scalar test data class
5347 (VSTDCDP): Add overload support for scalar test data class
5349 (VSTDCSP): Add overload support for scalar test data class
5351 (VSCEDPGT): Add overload support for scalar compare exponent
5352 greater than operation.
5353 (VSCEDPLT): Add overload support for scalar compare exponent
5354 less than operation.
5355 (VSCEDPEQ): Add overload support for scalar compare exponent
5356 test-for-equality operation.
5357 (VSCEDPUO): Add overload support for scalar compare exponent
5358 test-for-unordered operation.
5359 (VEEDP): Add vector extract exponent support.
5361 (VESDP): Add vector extract significand support.
5363 (VIEDP): Add vector insert exponent support.
5365 (VTDCDP): Add vector test data class support.
5367 (VES): Add overload support for vector extract significand operation.
5370 (VEE): Add overload support for vector extract exponent operation.
5373 (VTDC): Add overload support for vector test data class operation.
5376 (VIE): Add overload support for vector insert exponent operation.
5379 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5380 overloaded binary floating point functions.
5381 (altivec_resolve_overloaded_builtin): Improve error messages to
5382 distinguish between functions not supported in the current
5383 compiler configuration and functions that were invoked with an
5384 invalid parameter combination, and include the built-in function
5385 name in both error messages.
5386 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5388 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5390 (rs6000_expand_binop_builtin): Add check to enforce that argument
5391 2 of the test data class operations is a 7-bit unsigned literal.
5392 (rs6000_invalid_builtin): Add code to issue an error message if a
5393 built-in function that requires the power9_vector and -m32
5394 command-line options is compiled without these options.
5395 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5396 (UNSPEC_VSX_SXSIGDP): New value.
5397 (UNSPEC_VSX_SXSIGPDP): New value.
5398 (UNSPEC_VSX_SIEXPDP): New value.
5399 (UNSPEC_VSX_SCMPEXPDP): New value.
5400 (UNSPEC_VSX_STSTDC): New value.
5401 (UNSPEC_VSX_VXEXP): New value.
5402 (UNSPEC_VSX_VXSIG): New value.
5403 (UNSPEC_VSX_VIEXP): New value.
5404 (UNSPEC_VSX_VTSTDC): New value.
5405 (xsxexpdp): New insn for scalar extract exponent.
5406 (xsxsigdp): New insn for scalar extract significand.
5407 (xsiexpdp): New insn for scalar insert exponent.
5408 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5409 (*xscmpexpdp): New insn for scalar compare exponents.
5410 (xststdc<Fvsx): New expansion for both single- and
5411 double-precision scalar test data class operations.
5412 (xststdcneg<Fvsx>): New expansion for both single- and
5413 double-precision scalar test for negative value operations.
5414 (*xststdc<Fvsx>): New insn for scalar test data class
5416 (xvxexp<VSs>): New insn for single- and double-precision
5417 vector extract exponent operation.
5418 (xvxsig<VSs>): New insn for single- and double-precision
5419 vector extract significand operation.
5420 (xviexp<VSs>): New insn for single- and double-precision
5421 vector insert exponent operation.
5422 (xvtstdc<VSs>): New insn for single- and double-precision
5423 vector test data class operation.
5424 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5425 built-in functions to represent the Power9 binary floating-point
5426 support instructions.
5428 2016-08-10 bin cheng <bin.cheng@arm.com>
5430 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5432 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5433 Renlin Li <renlin.li@arm.com>
5434 Bin Cheng <bin.cheng@arm.com>
5436 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5437 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5438 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5439 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5440 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5441 (vcond<v_cmp_result><mode>): Ditto.
5442 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5443 (vcondu<mode><mode>): Ditto.
5444 (vcond<v_cmp_mixed><mode>): New pattern.
5445 (vcondu<mode><v_cmp_mixed>): New pattern.
5446 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5447 of aarch64_vcond_internal.
5449 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5450 Renlin Li <renlin.li@arm.com>
5451 Bin Cheng <bin.cheng@arm.com>
5453 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5454 (vec_cmp<mode><v_cmp_result>): New pattern.
5455 (vec_cmpu<mode><mode>): New pattern.
5456 (vcond_mask_<mode><v_cmp_result>): New pattern.
5458 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5460 PR tree-optimization/71734
5461 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5462 REF_LOOP, invoke ref_indep_loop_p_1.
5463 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5464 to ref_indep_loop_p.
5465 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5466 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5467 is inside LOOP, do not cache dpendence value for loops with
5469 (ref_indep_loop_p_2): Delete function.
5470 (can_sm_ref_p): Pass LOOP as additional argument to
5473 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5476 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5477 being an offsettable address.
5479 2016-08-10 Martin Liska <mliska@suse.cz>
5481 PR gcov-profile/58306
5482 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5483 atomic variants of profile update functions.
5485 2016-08-10 Martin Liska <mliska@suse.cz>
5487 Cherry picked (and modified) from google-4_7 branch
5488 2012-12-26 Rong Xu <xur@google.com>
5489 * common.opt (fprofile-update): Add new flag.
5490 * coretypes.h: Define enum profile_update.
5491 * doc/invoke.texi: Document -fprofile-update.
5492 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5493 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5494 * tree-profile.c (gimple_init_edge_profiler): Generate
5495 also atomic profiler update.
5496 (gimple_gen_edge_profiler): Likewise.
5498 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5500 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5501 stack_usage_file to NULL after fclose calls.
5503 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5506 * reload.c (push_reload): Compute subreg_in_class for
5507 subregs of constants and plus expressions. Remove special
5508 handling of SYMBOL_REFs.
5510 2016-08-10 Alan Modra <amodra@gmail.com>
5513 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5514 SImode for TARGET_E500_DOUBLE when given SImode.
5516 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5518 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5519 unused variable __O.
5521 2016-08-09 Martin Liska <mliska@suse.cz>
5523 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5524 _gcov_reset to __gcov_reset.
5525 * doc/gcov-tool.texi: Fix typo.
5527 2016-08-09 Martin Liska <mliska@suse.cz>
5529 * value-prof.c (gimple_divmod_values_to_profile): Do not
5530 instrument MOD histogram if a value is not a SSA name.
5532 2016-08-09 Martin Liska <mliska@suse.cz>
5534 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5537 2016-08-09 Renlin Li <renlin.li@arm.com>
5540 * calls.c (prepare_call_address): Convert funexp to Pmode when
5542 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5543 (sibcall_value): Likewise.
5545 2016-08-09 Marek Polacek <polacek@redhat.com>
5548 * cselib.c (cselib_expand_value_rtx_1): Add return.
5549 * gengtype.c (dbgprint_count_type_at): Likewise.
5550 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5551 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5553 2016-08-09 Martin Jambor <mjambor@suse.cz>
5556 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5557 if instance is a MEM_REF.
5559 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5562 * config/i386/i386.md (*movtf_internal): Use
5563 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5564 in the insn constraint.
5565 (*movxf_internal): Ditto.
5566 (*movdf_internal): Ditto.
5567 (*movsf_internal): Ditto.
5569 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5571 PR tree-optimization/72772
5572 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5575 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5577 PR tree-optimization/72772
5578 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5580 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5581 parameter STOP and update calls. Move expand_simple_operations
5582 function call from here...
5583 (simplify_using_initial_conditions): ...to here. Delete parameter
5585 (tree_simplify_using_condition): Delete parameter STOP.
5586 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5587 simplify_using_initial_conditions.
5589 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5592 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5593 Use create_tmp_var_raw instead of create_tmp_var.
5595 2016-08-09 Richard Biener <rguenther@suse.de>
5597 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5598 Treat same SSA names related.
5600 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5602 PR tree-optimization/72824
5603 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5604 real_zerop is not negative.
5606 2016-08-09 Richard Biener <rguenther@suse.de>
5608 PR tree-optimization/71802
5609 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5610 all merge opportunities with the predecessor.
5612 2016-08-09 Richard Biener <rguenther@suse.de>
5615 * ipa-prop.c (ipa_modify_formal_parameters): Build
5616 parameter types with natural alignment also for the
5619 2016-08-08 Andi Kleen <ak@linux.intel.com>
5621 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5623 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5626 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5627 do-nothing langhook.
5628 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5629 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5630 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5631 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5633 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5636 * input.c: Ensure that HAVE_ICONV is defined.
5638 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5641 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5642 private vars for lastprivate and for linear iterator.
5645 * omp-simd-clone.c: Include varasm.h.
5646 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5647 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5648 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5649 update function name.
5651 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5653 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5654 (avr_diagnose_devicespecs_error): Remove.
5655 (avr_devicespecs_file): Remove composing absolute path for specfile
5656 and its verbose info. Remove conditions to check specs-file,
5658 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5660 PR rtl-optimization/72821
5661 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5662 just return false for them.
5664 2016-08-08 Alan Modra <amodra@gmail.com>
5667 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5668 toc refs created during reload. Update function comment.
5670 2016-08-08 Alan Modra <amodra@gmail.com>
5673 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5674 alternatives. Put loads first, then stores, and reg/reg moves
5675 within same class later. Delete attr length.
5677 2016-08-08 Alan Modra <amodra@gmail.com>
5680 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5681 (mem_operand_ds_form): New predicate.
5682 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5683 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5684 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5685 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5686 (extendsfdf2_fpr): Replace o constraint with wY.
5688 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5690 * tree-ssa-threadbackward.c: Include tree-inline.h
5691 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5692 size of copied block; for cold paths reduce duplication.
5693 (find_jump_threads_backwards): Remove redundant tests.
5694 (pass_thread_jumps::gate): Enable for -Os.
5696 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5699 * stor-layout.c (layout_decl): Fix up formatting.
5700 (relayout_decl): Allow DECL to be FIELD_DECL.
5702 2016-08-07 Alan Modra <amodra@gmail.com>
5704 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5706 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5708 * data-streamer-in.c (streamer_read_wide_int): New.
5709 (streamer_read_widest_int): Renamed function.
5710 * data-streamer-out.c (streamer_write_wide_int): New
5711 (streamer_write_widest_int): Renamed function.
5712 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5714 (input_cfg): Call renamed function.
5715 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5717 (output_cfg): Call renamed function.
5718 * data-streamer.h: Add declarations.
5720 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5722 * tree-ssa-ccp.c (extend_mask): New param sgn.
5723 Remove ORing with wi::mask.
5724 (get_default_value): Adjust call to extend_mask to pass sign.
5725 (evaluate_stmt): Likewise.
5727 2016-08-06 Jakub Jelinek <jakub@redhat.com>
5729 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
5732 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5734 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
5735 transform if operand's type is pointer to function or method.
5737 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5739 PR tree-optimization/18046
5740 * tree-ssa-threadedge.c: Include cfganal.h.
5741 (simplify_control_statement_condition): If simplifying a
5742 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
5743 with the dominating ASSERT_EXPR before handing it off to VRP.
5744 Mention that a CASE_LABEL_EXPR may be returned.
5745 (thread_around_empty_blocks): Adjust to handle
5746 simplify_control_statement_condition() returning a
5748 (thread_through_normal_block): Likewise.
5749 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
5750 a switch statement by trying to determine which case label
5753 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
5755 PR rtl-optimization/69847
5756 * lra-constraints.c (process_invariant_for_inheritance): Save
5757 pattern instead of src.
5758 (remove_inheritance_pseudos): Use the pattern. Add assert.
5760 2016-08-05 David Malcolm <dmalcolm@redhat.com>
5762 * input.c (string_concat::string_concat): New constructor.
5763 (string_concat_db::string_concat_db): New constructor.
5764 (string_concat_db::record_string_concatenation): New method.
5765 (string_concat_db::get_string_concatenation): New method.
5766 (string_concat_db::get_key_loc): New method.
5767 (class auto_cpp_string_vec): New class.
5768 (get_substring_ranges_for_loc): New function.
5769 (get_source_range_for_substring): New function.
5770 (get_num_source_ranges_for_substring): New function.
5771 (class selftest::lexer_test_options): New class.
5772 (struct selftest::lexer_test): New struct.
5773 (class selftest::ebcdic_execution_charset): New class.
5774 (selftest::ebcdic_execution_charset::s_singleton): New variable.
5775 (selftest::lexer_test::lexer_test): New constructor.
5776 (selftest::lexer_test::~lexer_test): New destructor.
5777 (selftest::lexer_test::get_token): New method.
5778 (selftest::assert_char_at_range): New function.
5779 (ASSERT_CHAR_AT_RANGE): New macro.
5780 (selftest::assert_num_substring_ranges): New function.
5781 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
5782 (selftest::assert_has_no_substring_ranges): New function.
5783 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
5784 (selftest::test_lexer_string_locations_simple): New function.
5785 (selftest::test_lexer_string_locations_ebcdic): New function.
5786 (selftest::test_lexer_string_locations_hex): New function.
5787 (selftest::test_lexer_string_locations_oct): New function.
5788 (selftest::test_lexer_string_locations_letter_escape_1): New function.
5789 (selftest::test_lexer_string_locations_letter_escape_2): New function.
5790 (selftest::test_lexer_string_locations_ucn4): New function.
5791 (selftest::test_lexer_string_locations_ucn8): New function.
5792 (selftest::uint32_from_big_endian): New function.
5793 (selftest::test_lexer_string_locations_wide_string): New function.
5794 (selftest::uint16_from_big_endian): New function.
5795 (selftest::test_lexer_string_locations_string16): New function.
5796 (selftest::test_lexer_string_locations_string32): New function.
5797 (selftest::test_lexer_string_locations_u8): New function.
5798 (selftest::test_lexer_string_locations_utf8_source): New function.
5799 (selftest::test_lexer_string_locations_concatenation_1): New
5801 (selftest::test_lexer_string_locations_concatenation_2): New
5803 (selftest::test_lexer_string_locations_concatenation_3): New
5805 (selftest::test_lexer_string_locations_macro): New function.
5806 (selftest::test_lexer_string_locations_stringified_macro_argument):
5808 (selftest::test_lexer_string_locations_non_string): New function.
5809 (selftest::test_lexer_string_locations_long_line): New function.
5810 (selftest::test_lexer_char_constants): New function.
5811 (selftest::input_c_tests): Call the new test functions once per
5812 case within the line_table test matrix.
5813 * input.h (struct string_concat): New struct.
5814 (struct location_hash): New struct.
5815 (class string_concat_db): New class.
5816 * substring-locations.h: New header.
5818 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5820 PR tree-optimization/72810
5821 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
5822 the type of the case labels when truncating.
5824 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
5827 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
5828 (aarch64_fp16_ptr_type_node): Likewise.
5829 * config/aarch64/aarch64-simd-builtins.c
5830 (aarch64_fp16_ptr_type_node): Define.
5831 (aarch64_init_fp16_types): New, refactored out of...
5832 (aarch64_init_builtins): ...here, update to call
5833 aarch64_init_fp16_types.
5834 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
5836 (aapcs_vfp_sub_candidate): Likewise.
5838 2016-08-05 Martin Liska <mliska@suse.cz>
5839 Joshua Cranmer <Pidgeot18@gmail.com>
5841 * gcov.c (line_t::has_block): New function.
5842 (enum loop_type): New enum.
5843 (handle_cycle): New function.
5844 (unblock): Likewise.
5845 (circuit): Likewise.
5846 (get_cycles_count): Likewise.
5847 (accumulate_line_counts): Use new loop detection algorithm.
5849 2016-08-05 Martin Liska <mliska@suse.cz>
5851 * gcov.c (output_intermediate_file): Rename
5852 function_info::line_next to next_file_fn.
5853 (process_file): Likewise.
5854 (read_graph_file): Likewise.
5855 (accumulate_line_counts): Likewise.
5856 (output_lines): Likewise.
5858 2016-08-05 Richard Biener <rguenther@suse.de>
5860 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
5861 restriction on threading to a loop header.
5863 2016-08-05 Richard Biener <rguenther@suse.de>
5865 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
5866 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
5867 adjust loop info accordingly.
5869 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
5871 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
5872 before folding call to __builtin_constant_p with parameters to false.
5874 2016-08-05 Alan Modra <amodra@gmail.com>
5876 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
5877 code accidentally committed 2016-05-02 providing class when given
5880 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5882 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
5883 the case label ranges that partially overlap with OP's value
5886 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
5889 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
5890 Cast builtin function result to __mmask16 instead of __mmask8.
5891 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5892 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
5893 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5895 2016-08-04 David Malcolm <dmalcolm@redhat.com>
5897 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
5898 (ASSERT_TRUE_AT): New macro.
5899 (ASSERT_FALSE): Reimplement in terms of...
5900 (ASSERT_FALSE_AT): New macro.
5901 (ASSERT_STREQ_AT): Fix typo in comment.
5903 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5905 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
5906 labels are exhaustive, designate the label with the widest
5907 range to be the default label.
5909 2016-08-04 Andrew Pinski <apinski@cavium.com>
5911 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5912 (thunderx_tunings): Use thunderx_vector_cost instead of
5913 generic_vector_cost.
5915 2016-08-04 Martin Liska <mliska@suse.cz>
5917 * gcov.c (main): Fix GNU coding style.
5918 (output_intermediate_file): Likewise.
5919 (process_file): Likewise.
5920 (generate_results): Likewise.
5921 (release_structures): Likewise.
5922 (create_file_names): Likewise.
5923 (find_source): Likewise.
5924 (read_graph_file): Likewise.
5925 (find_exception_blocks): Likewise.
5926 (canonicalize_name): Likewise.
5927 (make_gcov_file_name): Likewise.
5928 (mangle_name): Likewise.
5929 (accumulate_line_counts): Likewise.
5930 (output_branch_count): Likewise.
5931 (read_line): Likewise.
5933 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5935 PR rtl-optimization/71779
5936 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5937 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5938 or if it was truncated.
5940 PR rtl-optimization/70903
5941 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5943 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5945 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5946 accessing SSA_NAME_PTR_INFO.
5948 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5951 * common/config/avr/avr-common.c (avr_option_optimization_table)
5952 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5954 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5957 * config/avr/avr.md: New pattern to work around do_store_flag
5958 generating shift instructions for bit extractions.
5960 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5962 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5964 (add_equivalence): Likewise.
5965 (get_value_range): Allocate value range with vrp_value_range_pool.
5966 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5967 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5969 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5971 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5972 the default for the rs6000 port.
5974 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5977 * calls.c (special_function_p): Remove special handling of
5978 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5979 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5980 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5982 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5985 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5986 Don't stop on regular insns.
5988 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5990 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5991 size to DImode boundary.
5992 (nvptx_propagate): Likewise.
5994 2016-08-03 Alan Modra <amodra@gmail.com>
5996 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5997 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5998 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5999 from -mefficient-unaligned-vector. Note that this affects fp too.
6001 2016-08-03 Alan Modra <amodra@gmail.com>
6003 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6006 2016-08-03 Alan Modra <amodra@gmail.com>
6008 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6009 to a reg. Localize vars.
6011 2016-08-03 Alan Modra <amodra@gmail.com>
6013 * config/rs6000/rs6000.opt: Remove negatives from help strings
6016 2016-08-03 Alan Modra <amodra@gmail.com>
6018 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6019 Delete duplicated code.
6021 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6024 * lra-spills.c (regno_in_use_p): New.
6025 (lra_final_code_change): Use it.
6027 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6029 PR rtl-optimization/69847
6030 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6032 (lra_rtx_hash): New.
6033 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6035 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6036 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6037 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6038 next insn is USE with the same reg as the current insn source.
6039 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6041 (lra_constraints_init): Call initiate_invariants.
6042 (lra_constraints_finish): Call finish_invariants.
6043 (struct invariant, invariant_t, invariant_ptr_t): New.
6044 (const_invariant_ptr_t, invariants, invariants_pool): New.
6045 (invariant_table, invariant_hash, invariant_eq_p): New.
6046 (insert_invariant, initiate_invariants, finish_invariants): New.
6047 (clear_invariants, invalid_invariant_regs): New.
6048 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6049 instead of restore_regno.
6050 (invariant_p, process_invariant_for_inheritance): New.
6051 (inherit_in_ebb): Implement invariant inheritance.
6052 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6053 (remove_inheritance_pseudos): Implement undoing invariant
6055 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6056 instead of restore_regno.
6057 * lra-assigns.c (regno_live_length): New.
6058 (reload_pseudo_compare_func): Use regno_live_length.
6059 (assign_by_spills): Use restore_rtx instead of restore_regno.
6060 (lra_assign): Ditto. Initiate regno_live_length.
6062 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6064 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6065 __builtin_aarch64_fmindf.
6067 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6069 PR tree-optimization/34114
6070 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6071 information for more control IVs.
6073 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6075 PR tree-optimization/34114
6076 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6077 PLUS_EXPR case. Handle SSA_NAME case.
6079 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6081 * config/aarch64/aarch64-simd-builtins.def
6082 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6083 (__builtin_aarch64_fmaxdf): Likewise.
6084 (__builtin_aarch64_smin_nandf): Likewise.
6085 (__builtin_aarch64_smax_nandf): Likewise.
6086 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6087 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6088 (<fmaxmin><mode>3): ...this.
6089 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6090 (vminnm_f64): Likewise.
6091 (vmin_f64): Likewise.
6092 (vmax_f64): Likewise.
6093 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6094 (FMAXMIN_UNS): ...this.
6095 (fmaxmin): Merged with
6096 (fmaxmin_op): ...this...
6097 (maxmin_uns_op): ...in to this.
6099 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6101 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6102 Add support for vec_extract on vector float, vector int, vector
6103 short, and vector char vector types.
6104 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6105 vector float, vector int, vector short, and vector char
6106 optimizations on 64-bit ISA 2.07 systems for both constant and
6107 variable element numbers.
6108 (rs6000_split_vec_extract_var): Likewise.
6109 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6110 Altivec registers on ISA 2.07 and above.
6111 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6112 which never was matched due to the split occuring before register
6113 allocation (and the code would not have worked on little endian
6114 systems if it did match). Allow extracts to go to the Altivec
6115 registers if ISA 2.07 (power8). Change from using "" around the
6116 C++ code to using {}'s.
6117 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6118 vec_extracts when the vector is in memory.
6119 (vsx_extract_v4sf_var): New insn to optimize vector float
6120 vec_extracts when the element number is variable on 64-bit ISA
6122 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6123 for 64-bit ISA 2.07 as well as ISA 3.0.
6124 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6125 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6126 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6127 optimize vector int, vector short, and vector char vec_extracts
6128 when the vector is in memory.
6129 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6130 optimize vector int, vector short, and vector char vec_extracts
6131 when the element number is variable.
6133 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6136 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6137 does not overlap with other symbol flags.
6139 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6141 * config/aarch64/aarch64.h (aarch64_frame):
6142 Remove padding0 and hardfp_offset. Add locals_offset,
6143 initial_adjust, callee_adjust, callee_offset and final_adjust.
6144 * config/aarch64/aarch64.c (aarch64_layout_frame):
6145 Remove unused padding0 and hardfp_offset initializations.
6146 Choose frame layout and set frame variables accordingly.
6147 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6148 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6149 (aarch64_pop_regs): Likewise.
6150 (aarch64_expand_prologue): Remove all decision code, just emit
6151 prolog according to frame variables.
6152 (aarch64_expand_epilogue): Remove all decision code, just emit
6153 epilog according to frame variables.
6154 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6156 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6159 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6160 fix_debug_reg_uses after changing source register mode to
6161 V1TImode if source register is undefined.
6163 2015-08-01 Alan Hayward <alan.hayward@arm.com>
6165 PR tree-optimization/71818
6166 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
6167 with non invariant evolutions
6169 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6172 * config/avr/avr.md (length) [branch]: Correct insn length
6173 attribute for forward branches.
6175 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6177 * doc/extend.texi (AVR Built-in Functions): Document
6179 * config/avr/builtins.def (NOPS): New.
6180 * config/avr/avr.c (avr_expand_nops): New static function.
6181 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
6183 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6185 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
6186 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
6189 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
6191 * config/aarch64/aarch64.c (vulcan_tunings): Update
6192 vulcan L1 cache_line_size.
6194 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6196 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
6197 function that takes a vector memory address, a hard register, an
6198 element number and a temporary base register, and recreates an
6199 address that points to the appropriate element within the vector.
6200 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
6201 (rs6000_split_vec_extract_var): Add support for the target of a
6202 vec_extract with variable element number being a scalar memory
6204 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
6206 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
6207 vsx_extract_<mode>_load insn with a new insn that optimizes
6208 storing either element to a memory location, using scratch
6209 registers to pick apart the vector and reconstruct the address.
6210 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
6211 (vsx_extract_<mode>_store): Rework alternatives to more correctly
6212 support Altivec registers. Add support for ISA 3.0 Altivec d-form
6214 (vsx_extract_<mode>_var): Add support for extracting a variable
6215 element number from memory.
6217 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6219 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
6220 when testing for compares against constants of the form 0xabab.
6222 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6224 PR tree-optimization/57558
6225 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
6227 (vect_loop_versioning): Support versioning with niter assumptions.
6228 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
6229 (vect_get_loop_niters): New parameter. Reimplement to support
6230 assumptions in loop niter info.
6231 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
6232 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
6233 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
6234 Support loop versioning for niters.
6235 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
6236 (vect_free_loop_info_assumptions): New function.
6237 (vectorize_loops): Free loop niter info for loops with flag
6238 LOOP_F_ASSUMPTIONS set if vectorization failed.
6239 * tree-vectorizer.h (struct _loop_vec_info): New field
6240 num_iters_assumptions.
6241 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
6242 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
6243 (LOOP_REQUIRES_VERSIONING): New macro.
6244 (vect_free_loop_info_assumptions): New decl.
6246 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6248 * cfgloop.h (struct loop): New field constraints.
6249 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
6250 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
6252 * cfgloop.c (alloc_loop): Initialize new field.
6253 * cfgloopmanip.c (copy_loop_info): Copy constraints.
6254 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
6255 Adjust niter analysis wrto loop constraints.
6256 * doc/loop.texi (@node Number of iterations): Add description for loop
6259 2016-07-29 Marek Polacek <polacek@redhat.com>
6262 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
6263 (ix86_expand_round_builtin): Likewise.
6265 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
6266 Georg-Johann Lay <avr@gjlay.de>
6268 PR rtl-optimization/71976
6269 * combine.c (get_last_value): Return 0 if the argument for which
6270 the function is called has a wider mode than the recorded value.
6272 2016-07-29 Marek Polacek <polacek@redhat.com>
6275 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
6276 (altivec_expand_st_builtin): Likewise.
6278 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6280 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
6281 introduced in r238381.
6283 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6286 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
6287 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
6289 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
6291 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
6293 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6294 Add support for vec_extract of vector double or vector long having
6295 a variable element number on 64-bit ISA 2.07 systems or newer.
6296 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
6298 (rs6000_split_vec_extract_var): New function to split a
6299 vec_extract built-in function with variable element number.
6300 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
6302 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
6303 (UNSPEC_VSX_EXTRACT): Likewise.
6304 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
6305 direct move instructions to be generated on 64-bit ISA 2.07
6306 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
6308 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
6309 arguments for vec_extract variable element.
6310 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
6311 vec_extract with variable element on V2DFmode and V2DImode
6313 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
6314 -mupper-regs-df requirement, since it isn't needed.
6315 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
6316 do direct moves on 64-bit systems, which allows optimization of
6317 vec_extract on 64-bit ISA 2.07 systems and newer.
6319 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6320 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6322 * config/aarch64/aarch64.md
6323 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
6325 (<optab>qihi2_aarch64): Likewise, and split into two.
6326 (extendqihi2_aarch64): New.
6327 (zero_extendqihi2_aarch64): New.
6328 * config/aarch64/iterators.md (ldrxt): Remove.
6329 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
6332 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6334 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
6336 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6338 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
6339 (aarch64_push_reg): New function to push 1 or 2 registers.
6340 (aarch64_pop_reg): New function to pop 1 or 2 registers.
6341 (aarch64_expand_prologue): Use aarch64_push_regs.
6342 (aarch64_expand_epilogue): Use aarch64_pop_regs.
6344 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
6346 PR tree-optimization/71734
6347 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
6348 attribute instead of REF_LOOP and use it.
6349 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
6350 set it for Loops having non-zero safelen attribute.
6351 (ref_indep_loop_p): Pass zero as initial value for safelen.
6353 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
6357 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6358 call using chkp_gimple_call_builtin_p.
6359 (chkp_copy_bounds_for_assign): Likewise.
6361 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6363 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6364 * config/arm/arm-protos.h (struct tune_params): Likewise.
6365 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6366 (cortex_a9_sched_adjust_cost): Likewise.
6367 (fa726te_sched_adjust_cost): Likewise.
6368 (arm_adjust_cost): Likewise.
6369 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6370 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6371 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6372 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6373 * config/ia64/ia64.c: Likewise.
6374 * config/m68k/m68k.c: Likewise.
6375 * config/mep/mep.c (mep_adjust_cost): Likewise.
6376 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6378 * config/mips/mips.c (mips_adjust_cost): Likewise.
6379 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6381 * config/pa/pa.c (pa_adjust_cost): Likewise.
6382 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6383 (rs6000_debug_adjust_cost): Likewise.
6384 * config/sh/sh.c (sh_adjust_cost): Likewise.
6385 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6386 (hypersparc_adjust_cost): Likewise.
6387 (sparc_adjust_cost): Likewise.
6388 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6389 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6390 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6392 * config/visium/visium.c (visium_adjust_cost): Likewise.
6393 * doc/tm.texi: Regenerate.
6394 * haifa-sched.c (dep_cost_1): Adjust.
6395 * target.def: Merge adjust_cost and adjust_cost_2.
6397 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6399 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6401 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6403 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6404 (extract_mentioned_regs): Append to a vector instead of
6405 returning a rtx_expr_list.
6406 (st_expr_entry): Adjust.
6407 (free_st_expr_entry): Likewise.
6408 (store_ops_ok): Likewise.
6409 (store_killed_in_insn): Likewise.
6410 (find_moveable_store): Likewise.
6412 2016-07-28 Martin Liska <mliska@suse.cz>
6414 PR gcov-profile/68025
6415 * tree-profile.c (tree_profiling): Respect
6416 no_profile_instrument_function attribute.
6417 * doc/extend.texi: Document no_profile_instrument_function
6420 2016-07-28 Martin Liska <mliska@suse.cz>
6422 PR rtl-optimization/70944
6423 * combine.c (make_compound_operation):
6424 Do not allow make_compound_operation for vector mode
6426 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6429 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6430 before calling get_ops.
6432 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6434 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6435 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6436 (BITS_PER_UNIT_LOG): Remove.
6437 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6438 * expr.c (expand_assignment): Likewise.
6439 * stor-layout.c (initialize_sizetypes): Likewise.
6441 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6443 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6444 signature of rs6000_expand_vector_extract so that the element
6445 number is a RTX instead of a constant integer.
6446 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6448 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6449 (altivec_expand_vec_ext_builtin): Likewise.
6450 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6451 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6452 MFVSRLD instruction.
6454 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6456 * input.c (get_pure_location): Move here from tree.c.
6457 (make_location): Likewise. Add header comment.
6458 (selftest::test_accessing_ordinary_linemaps): Verify
6459 pure_location_p, make_location, get_location_from_adhoc_loc and
6461 * input.h (get_pure_location): Move declaration here from tree.h.
6462 (get_finish): Likewise for inline function.
6463 (make_location): Likewise for declaration.
6464 * tree.c (get_pure_location): Move to input.c.
6465 (make_location): Likewise.
6466 * tree.h (get_pure_location): Move declaration to tree.h.
6467 (get_finish): Likewise for inline function.
6468 (make_location): Likewise for declaration.
6470 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6473 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6475 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6477 * system.h (STATIC_ASSERT): Use static_assert if building
6480 2016-07-27 Richard Biener <rguenther@suse.de>
6482 PR tree-optimization/72517
6483 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6484 Revert change to not compute read-read dependences.
6486 2016-07-27 Richard Biener <rguenther@suse.de>
6488 * predict.c (set_even_probabilities): Make nedges unsigned.
6490 2016-07-27 Martin Liska <mliska@suse.cz>
6492 * predict.c (set_even_probabilities): Handle unlikely edges.
6493 (combine_predictions_for_bb): Likewise.
6495 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6498 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6499 __float128 support when we don't have hardware support, so that
6500 the IEEE built-in functions like isgreater, first call __unordkf3
6501 to make sure neither operand is a NaN, and if both operands are
6502 ordered, do the normal comparison.
6504 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6506 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6508 (extract_code_and_val_from_cond_with_ops): Verify that name is
6509 either cond_op0 or cond_op1.
6511 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6513 PR tree-optimization/18046
6514 * genmodes.c (emit_mode_size_inline): Emit an assert that
6515 verifies that mode is a valid array index.
6516 (emit_mode_nuinits_inline): Likewise.
6517 (emit_mode_inner_inline): Likewise.
6518 (emit_mode_unit_size_inline): Likewise.
6519 (emit_mode_unit_precision_inline): Likewise.
6520 * tree-vrp.c: Include params.h.
6521 (find_switch_asserts): Register edge assertions for the default
6522 label which correspond to the anti-ranges of each case label.
6523 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6524 * doc/invoke.texi: Document it.
6526 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6528 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6529 and unnecessary call to gimple_bb.
6531 2016-07-26 Richard Biener <rguenther@suse.de>
6533 PR rtl-optimization/71984
6534 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6537 2016-07-26 Richard Biener <rguenther@suse.de>
6540 * expmed.c (extract_bit_field_1): Constrain the vector mode
6541 with element size matching the extraction mode size when
6542 choosing a better vector mode to do the extraction from.
6544 2016-07-26 Richard Biener <rguenther@suse.de>
6545 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6548 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6551 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6553 * tree-ssa-structalias.c (struct scc_info): Change types of
6554 members to auto_sbitmap and auto_vec.
6555 (scc_info::scc_info): New constructor.
6556 (scc_info::~scc_info): New destructor.
6557 (init_scc_info): Remove.
6558 (free_scc_info): Remove.
6559 (find_indirect_cycles): Adjust.
6560 (perform_var_substitution): Likewise.
6561 (free_var_substitution_info): Likewise.
6563 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6565 * tree-outof-ssa.c (struct elim_graph): Change type of members
6566 to auto_vec and auto_sbitmap.
6567 (elim_graph::elim_graph): New constructor.
6568 (delete_elim_graph): Remove.
6569 (expand_phi_nodes): Adjust.
6571 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6573 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6574 (new_elim_graph): Adjust.
6575 (clear_elim_graph): Likewise.
6576 (delete_elim_graph): Likewise.
6577 (elim_graph_size): Likewise.
6578 (elim_graph_add_node): Likewise.
6579 (elim_graph_add_edge): Likewise.
6580 (elim_graph_remove_succ_edge): Likewise.
6581 (eliminate_name): Likewise.
6582 (eliminate_build): Likewise.
6583 (elim_forward): Likewise.
6584 (elim_unvisited_predecessor): Likewise.
6585 (elim_backward): Likewise.
6586 (elim_create): Likewise.
6587 (eliminate_phi): Likewise.
6588 (expand_phi_nodes): Likewise.
6590 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6592 * bt-load.c (compute_out): Use auto_sbitmap class.
6593 (link_btr_uses): Likewise.
6594 * cfganal.c (mark_dfs_back_edges): Likewise.
6595 (post_order_compute): Likewise.
6596 (inverted_post_order_compute): Likewise.
6597 (pre_and_rev_post_order_compute_fn): Likewise.
6598 (single_pred_before_succ_order): Likewise.
6599 * cfgexpand.c (pass_expand::execute): Likewise.
6600 * cfgloop.c (verify_loop_structure): Likewise.
6601 * cfgloopmanip.c (fix_bb_placements): Likewise.
6602 (remove_path): Likewise.
6603 (update_dominators_in_loop): Likewise.
6604 * cfgrtl.c (break_superblocks): Likewise.
6605 * ddg.c (check_sccs): Likewise.
6606 (create_ddg_all_sccs): Likewise.
6607 * df-core.c (df_worklist_dataflow): Likewise.
6608 * dse.c (dse_step3): Likewise.
6609 * except.c (eh_region_outermost): Likewise.
6610 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6611 * gcse.c (prune_expressions): Likewise.
6612 (prune_insertions_deletions): Likewise.
6613 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6614 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6615 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6616 * lcm.c (compute_earliest): Likewise.
6617 (compute_farthest): Likewise.
6618 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6619 (unroll_loop_runtime_iterations): Likewise.
6620 (unroll_loop_stupid): Likewise.
6621 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6622 * lra-lives.c: Likewise.
6623 * lra.c (lra): Likewise.
6624 * modulo-sched.c (schedule_reg_moves): Likewise.
6625 (optimize_sc): Likewise.
6626 (get_sched_window): Likewise.
6627 (sms_schedule_by_order): Likewise.
6628 (check_nodes_order): Likewise.
6629 (order_nodes_of_sccs): Likewise.
6630 (order_nodes_in_scc): Likewise.
6631 * recog.c (split_all_insns): Likewise.
6632 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6633 * reload1.c (reload): Likewise.
6634 * sched-rgn.c (haifa_find_rgns): Likewise.
6635 (split_edges): Likewise.
6636 (compute_trg_info): Likewise.
6637 * sel-sched.c (init_seqno): Likewise.
6638 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6639 * tree-into-ssa.c (update_ssa): Likewise.
6640 * tree-ssa-live.c (live_worklist): Likewise.
6641 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6642 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6644 (try_peel_loop): Likewise.
6645 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6647 * tree-ssa-pre.c (compute_antic): Likewise.
6648 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6649 * tree-stdarg.c (reachable_at_most_once): Likewise.
6650 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6651 * var-tracking.c (vt_find_locations): Likewise.
6653 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6655 * sbitmap.h (auto_sbitmap): New class.
6657 2016-07-26 Alan Modra <amodra@gmail.com>
6660 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6663 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6665 * input.c (selftest::temp_source_file::temp_source_file): Fix
6666 missing "%s" in fprintf.
6668 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6671 * cselib.c (cselib_process_insn): Invalidate argument slots for
6674 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6676 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6677 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6678 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6680 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6682 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6683 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6684 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6686 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6688 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6689 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6691 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6692 (add<mode>3): Likewise.
6693 (sub<mode>3): Likewise.
6694 (mul<mode>3): Likewise.
6695 (div<mode>3): Likewise.
6696 (*div<mode>3): Likewise.
6697 (<fmaxmin><mode>3): Extend to HF.
6698 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6699 (fabd<mode>3): Likewise.
6700 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6701 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6702 (aarch64_fmulx<mode>): Likewise.
6703 (aarch64_fac<optab><mode>): Likewise.
6704 (aarch64_frecps<mode>): Likewise.
6705 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6706 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6707 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6708 (VSDQ_HSDI): Support HI.
6709 (fcvt_target, FCVT_TARGET): Likewise.
6710 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6711 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6712 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6713 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6714 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6715 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6716 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6719 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6721 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6722 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6723 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6724 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
6726 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
6727 (aarch64_cm<optab><mode>): Likewise.
6728 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
6729 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
6730 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
6731 (sqrt<mode>2): Likewise.
6732 (*sqrt<mode>2): Likewise.
6733 (abs<mode>2): Likewise.
6734 (<optab><mode>hf2): New pattern for HF mode.
6735 (<optab>hihf2): Likewise.
6736 * config/aarch64/arm_neon.h: Include arm_fp16.h.
6737 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
6738 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
6740 * config/aarch64/arm_fp16.h: New file.
6741 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
6742 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
6743 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
6744 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
6745 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
6746 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
6747 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
6748 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
6749 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
6750 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
6751 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
6752 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
6755 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6757 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
6758 reduc_smin_scal_): Use VDQIF_F16.
6759 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
6760 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
6762 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
6763 * config/aarch64/iterators.md (VDQIF_F16): New.
6764 (vp): Support HF modes.
6765 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
6766 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
6768 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6770 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
6771 "*aarch64_mulx_elt_from_dup<mode>".
6772 (*aarch64_mul3_elt<mode>): Update schedule type.
6773 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
6774 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
6775 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6776 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
6777 (f, fp): Support HF modes.
6778 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
6779 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
6780 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
6781 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
6782 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
6783 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
6785 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6787 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6788 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
6790 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
6793 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6795 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6796 * config/aarch64/aarch64-simd.md
6797 (aarch64_rsqrts<mode>): Extend to HF modes.
6798 (fabd<mode>3): Likewise.
6799 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
6800 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
6801 (aarch64_<maxmin_uns>p<mode>): Likewise.
6802 (<su><maxmin><mode>3): Likewise.
6803 (<maxmin_uns><mode>3): Likewise.
6804 (<fmaxmin><mode>3): Likewise.
6805 (aarch64_faddp<mode>): Likewise.
6806 (aarch64_fmulx<mode>): Likewise.
6807 (aarch64_frecps<mode>): Likewise.
6808 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
6809 (add<mode>3): Extend to HF modes.
6810 (sub<mode>3): Likewise.
6811 (mul<mode>3): Likewise.
6812 (div<mode>3): Likewise.
6813 (*div<mode>3): Likewise.
6814 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
6816 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
6817 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
6818 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
6819 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
6820 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
6821 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
6822 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
6823 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
6824 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
6825 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
6826 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
6827 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
6828 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
6829 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
6831 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6833 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
6834 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6835 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
6836 (neg<mode>2): Likewise.
6837 (abs<mode>2): Likewise.
6838 (<frint_pattern><mode>2): Likewise.
6839 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
6840 (<optab><VDQF:mode><fcvt_target>2): Likewise.
6841 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
6842 (ftrunc<VDQF:mode>2): Likewise.
6843 (<optab><fcvt_target><VDQF:mode>2): Likewise.
6844 (sqrt<mode>2): Likewise.
6845 (*sqrt<mode>2): Likewise.
6846 (aarch64_frecpe<mode>): Likewise.
6847 (aarch64_cm<optab><mode>): Likewise.
6848 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
6850 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
6851 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
6853 * config/aarch64/arm_neon.h (vdup_n_f16): New.
6854 (vdupq_n_f16): Likewise.
6855 (vld1_dup_f16): Use vdup_n_f16.
6856 (vld1q_dup_f16): Use vdupq_n_f16.
6857 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
6858 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
6859 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
6860 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
6861 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
6862 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
6863 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
6864 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
6865 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
6866 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
6867 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
6868 vsqrt_f16, vsqrtq_f16): New.
6870 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6872 * config/aarch64/aarch64-simd.md
6873 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
6874 (aarch64_ext<mode>): Likewise.
6875 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
6876 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
6877 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
6879 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
6881 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
6882 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
6883 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
6884 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
6885 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
6886 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
6887 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
6889 (vmov_n_f16): Reimplement using vdup_n_f16.
6890 (vmovq_n_f16): Reimplement using vdupq_n_f16..
6892 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6894 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
6895 "frame_related_p". Generate CFA annotation when it's necessary.
6896 (aarch64_expand_prologue): Use aarch64_add_constant.
6897 (aarch64_expand_epilogue): Likewise.
6898 (aarch64_output_mi_thunk): Pass "false" when calling
6899 aarch64_add_constant.
6901 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6903 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
6906 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6908 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6909 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6910 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6911 (aarch64_build_constant): Delete.
6913 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6916 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6918 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6919 flag_toplevel_reorder.
6921 2016-07-25 Richard Biener <rguenther@suse.de>
6923 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6924 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6925 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6926 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6927 (streamer_get_builtin_tree): Likewise.
6928 (streamer_write_builtin): Likewise.
6929 * lto-streamer.h (LTO_builtin_decl): Remove.
6930 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6931 (lto_input_scc): Remove LTO_builtin_decl handling.
6932 (lto_input_tree_1): Liekwise.
6933 * lto-streamer-out.c (lto_output_tree_1): Remove special
6934 handling of builtins.
6935 (DFS::DFS): Likewise.
6936 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6937 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6939 (streamer_write_builtin): Remove.
6941 2016-07-25 Martin Liska <mliska@suse.cz>
6943 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6944 if flag_auto_profile is set to true.
6946 2016-07-25 Martin Liska <mliska@suse.cz>
6948 PR gcov-profile/71868
6949 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6950 have a function with multiple latches, count them all.
6952 2016-07-25 Martin Liska <mliska@suse.cz>
6954 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6956 2016-07-25 Martin Liska <mliska@suse.cz>
6958 PR tree-optimization/71987
6959 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6960 just for SSA_NAMEs. Fix GNU coding style.
6962 2016-07-25 Martin Liska <mliska@suse.cz>
6964 PR gcov-profile/64874
6965 * gcov-io.h: Update command about file format.
6966 * gcov-iov.c (main): Adapt the numbering scheme.
6968 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6971 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6972 whose result is used in PHI.
6973 (final_range_test_p): Likewise.
6974 (maybe_optimize_range_tests): Likewise.
6976 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6978 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6979 Reformat two multi-line strings.
6981 2016-07-22 Martin Sebor <msebor@redhat.com>
6983 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6985 2016-07-22 Martin Sebor <msebor@redhat.com>
6988 * doc/extend.texi (Compound Literals): Correct and clarify.
6989 (Cast to Union): Same.
6991 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6993 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6994 comments to explain why certain error messages make mention of
6995 undocumented options.
6996 (rs6000_invalid_builtin): Change error messages to replace mention
6997 of undocumented options with mention of the -mcpu=power9 option
6998 that enables those undocumented options.
6999 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7000 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7001 definition of this macro to correct an existing error.
7002 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7003 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7004 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7005 descriptions of built-in functions so that they depend on
7006 -mcpu=power9 instead of on the corresponding undocumented flags.
7007 * doc/invoke.texi (Option Summary): Remove all mention of newly
7009 (IBM RS/6000 and PowerPC Options): Likewise.
7010 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7011 mention of newly undocumented flags.
7013 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7015 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7016 when target_clones attribute is set.
7018 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7020 * common.opt (funsafe-loop-optimizations): Mark ignore.
7021 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7022 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7024 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7025 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7027 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7029 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7031 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7033 (number_of_iterations_exit): Warn missed loop optimization for
7034 possible infinite loops.
7036 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7039 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7040 when to emit a ".machine" pseudo-op.
7042 2016-07-22 Martin Liska <mliska@suse.cz>
7044 PR gcov-profile/69028
7045 PR gcov-profile/62047
7046 * coverage.c (coverage_compute_lineno_checksum): Do not
7047 calculate checksum for fns w/o xloc.file.
7048 (coverage_compute_profile_id): Likewise.
7050 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7052 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7053 (avr_secondary_reload): ...and implementation.
7054 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7055 * config/avr/avr.md (reload_in<mode>): Remove insns.
7056 (adjust_len) [lpm]: Remove insn attribute value.
7057 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7059 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7062 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7064 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7065 * calls.c (special_function_p): Remove the special handling of the
7066 "__builtin_" prefix.
7068 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7071 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7072 if STMT may be an alloca call.
7073 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7074 builtin alloca call.
7075 * calls.h (gimple_maybe_alloca_call_p): New function.
7076 * tree-inline.c (inline_forbidden_p_stmt): Use
7077 gimple_maybe_alloca_call_p here.
7079 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7081 * spellcheck-tree.c (best_macro_match::best_macro_match):
7082 Explictly specify the template arguments when invoking the base
7083 class constructor, to help older C++ compilers.
7085 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7088 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7089 before builtin_decl_implicit.
7091 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7093 * optabs.c (emit_condiitonal_move): Short circuit for identical
7096 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7098 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7099 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7100 (noce_conversion_profitable_p): New.
7101 (noce_try_store_flag_constants): Use it.
7102 (noce_try_addcc): Likewise.
7103 (noce_try_store_flag_mask): Likewise.
7104 (noce_try_cmove): Likewise.
7105 (noce_try_cmove_arith): Likewise.
7106 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7108 (noce_convert_multiple_sets): Move cost model to here, from...
7109 (bb_ok_for_noce_convert_multiple_sets) ...here.
7110 (noce_process_if_block): Update calls for above changes.
7111 (noce_find_if_block): Record new noce_if_info parameters.
7113 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7115 * target.def (max_noce_ifcvt_seq_cost): New.
7116 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7117 * doc/tm.texi: Regenerate.
7118 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7119 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7120 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7121 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7122 * doc/invoke.texi: Document new params.
7124 2016-07-21 Richard Biener <rguenther@suse.de>
7126 PR tree-optimization/71947
7127 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7128 ranges have useful limit_vr information.
7130 2016-07-21 Richard Biener <rguenther@suse.de>
7132 * function-tests.c (build_trivial_generic_function): Set
7133 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7134 * omp-low.c (create_omp_child_function): Likewise.
7135 (grid_expand_target_grid_body): Likewise.
7136 * cgraphunit.c (init_lowered_empty_function): Likewise.
7137 (cgraph_node::expand_thunk): Likewise.
7138 * tree-parloops.c (create_loop_fn): Likewise.
7139 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7141 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7143 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7146 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7148 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7149 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7150 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7151 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7152 values for insn attribute.
7153 * config/avr/avr.c (avr_out_insert_notbit): New function.
7154 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7155 ADJUST_LEN_INSV_NOTBIT_0/_7.
7156 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7158 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7160 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
7161 (chrec_convert_1, chrec_convert): Ditto.
7162 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
7163 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7164 * tree-vrp.c (adjust_range_with_scev): Ditto.
7165 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
7166 (scev_var_range_cant_overflow): New function.
7167 (scev_probably_wraps_p): New parameter. Call above function.
7168 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
7170 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7172 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7173 by removing computation of may_be_zero.
7175 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7177 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
7179 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
7181 Improving concepts performance and diagnostics.
7182 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
7183 for constraint satisfaction and subsumption.
7184 * timevar.h (auto_timevar): New constructor that matches the push/pop
7185 pattern of usage in pt.c.
7187 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7189 * hwint.h (HOST_WIDE_INT_0): New define.
7190 (HOST_WIDE_INT_0U): Ditto.
7191 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
7192 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
7193 * simplify-rtx.c: Ditto.
7194 * tree-object-size.c: Ditto.
7196 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7198 * config/s390/s390.c (s390_encode_section_info): Remove mode size
7201 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7203 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
7204 * combine.c: Use HOST_WIDE_INT_M1U instead of
7205 ~(unsigned HOST_WIDE_INT) 0.
7206 * double-int.h: Ditto.
7208 * dwarf2asm.c:Ditto.
7210 * genmodes.c: Ditto.
7212 * read-rtl.c: Ditto.
7213 * tree-ssa-loop-ivopts.c: Ditto.
7214 * tree-ssa-loop-prefetch.c: Ditto.
7215 * tree-vect-generic.c: Ditto.
7216 * tree-vect-patterns.c: Ditto.
7219 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7221 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
7222 constant addresses outside [0,0xc0] into a register.
7223 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
7224 cases where the base address register is unused after.
7225 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
7226 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
7227 (avr_out_store_psi_reg_disp_tiny): Same.
7229 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7231 Implement attribute progmem on reduced Tiny cores by adding
7232 flash offset 0x4000 to respective symbols.
7235 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
7236 documentation how it works on reduced Tiny cores.
7237 (AVR Named Address Spaces): No support for reduced Tiny.
7238 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
7239 (avr_address_tiny_pm_p): New static function.
7240 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
7241 if the address is in progmem.
7242 (avr_assemble_integer): Same.
7243 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
7244 for symbol_ref in progmem.
7245 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
7246 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
7247 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
7249 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
7251 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
7252 * configure: Regenerate.
7253 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
7254 (USE_THIN_ARCHIVES): New variable.
7255 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
7256 this archive as a thin archive.
7258 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7260 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
7261 same location as last time, don't skip if we have fix-it hints.
7262 Clarify the skipping logic by converting it from one "if" clause
7263 to repeated "if" clauses.
7264 * spellcheck-tree.c: Include "cpplib.h".
7265 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
7266 (best_macro_match::best_macro_match): New constructor.
7267 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
7268 Move here from c/c-decl.c.
7269 (class best_macro_match): Move here from c/c-decl.c, converting
7270 from a typedef to a subclass, gaining a ctor.
7272 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7274 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
7275 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
7277 (avr_addr_space_diagnose_usage): ...and implementation.
7278 (avr_addr_space_supported_p): New function.
7279 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
7280 report bad address space usage if that space is supported.
7281 (avr_insert_attributes): Same. No more complain about unsupported
7283 * config/avr/avr-c.c (tm_p.h): Include it.
7284 (avr_cpu_cpp_builtins): Only define addr-space related built-in
7285 macro if avr_addr_space_supported_p.
7287 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7289 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7290 flag_toplevel_reorder.
7292 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7294 * gcc-rich-location.c
7295 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7297 * gcc-rich-location.h
7298 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
7300 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7302 * target.def (addr_space): Add new diagnose_usage to hook vector.
7303 * targhooks.c (default_addr_space_diagnose_usage): Add default
7304 implementation and...
7305 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
7306 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
7307 is some address space, call targetm.addr_space.diagnose_usage.
7308 * doc/tm.texi.in (Named Address Spaces): Add anchor for
7309 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
7310 * doc/tm.texi: Regenerate.
7312 2016-07-20 Martin Liska <mliska@suse.cz>
7315 * graphite-isl-ast-to-gimple.c (later_of_the_two):
7316 Properly handly PHI stmts.
7318 2016-07-20 Bin Cheng <bin.cheng@arm.com>
7320 PR tree-optimization/71503
7321 PR tree-optimization/71683
7322 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
7325 2016-07-20 Martin Liska <mliska@suse.cz>
7327 * doc/invoke.texi (-fipa-ra): Document when the option is
7328 disabled. Fix a typo.
7330 2016-07-20 Martin Liska <mliska@suse.cz>
7332 * Makefile.in: Include fibonacci_heap.c
7333 * fibonacci_heap.c: New file.
7334 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
7335 (fibonacci_heap::union_with): Fix deletion of the second heap.
7336 * selftest-run-tests.c (selftest::run_tests): Incorporate
7337 fibonacci heap tests.
7338 * selftest.h: Declare fibonacci_heap_c_tests.
7340 2016-07-20 Martin Liska <mliska@suse.cz>
7342 * selftest-run-tests.c (selftest::run_tests): New function.
7343 * selftest.h (sreal_c_tests): Declare.
7344 * sreal.c (sreal_verify_basics): New function.
7345 (verify_aritmetics): Likewise.
7346 (sreal_verify_arithmetics): Likewise.
7347 (verify_shifting): Likewise.
7348 (sreal_verify_shifting): Likewise.
7349 (void sreal_c_tests): Likewise.
7351 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7353 PR rtl-optimization/71916
7354 * cfgrtl.c (contains_no_active_insn_p): Return false also for
7355 bb which have a single succ fake edge.
7357 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7360 * dwarf2out.c (gen_subprogram_die): Only call
7361 gen_unspecified_parameters_die while dumping early dwarf.
7363 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7366 * gimple-fold.c (fold_builtin_memory_op): Use
7367 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7369 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7371 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7372 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7373 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7374 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7378 * double-int.c: Ditto.
7380 * dwarf2out.c: Ditto.
7383 * fold-const.c: Ditto.
7384 * function.c: Ditto.
7386 * genmodes.c: Ditto.
7390 * loop-doloop.c: Ditto.
7391 * loop-invariant.c: Ditto.
7398 * simplify-rtx.c: Ditto.
7399 * stor-layout.c: Ditto.
7401 * tree-ssa-loop-ivopts.c: Ditto.
7402 * tree-vect-generic.c: Ditto.
7403 * tree-vect-patterns.c: Ditto.
7408 * wide-int-print.cc: Ditto.
7409 * wide-int.cc: Ditto.
7410 * wide-int.h: Ditto.
7412 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7414 * selftest.c (selftest::assert_streq): Handle NULL values of
7415 val_actual and val_expected.
7417 2016-07-19 Martin Jambor <mjambor@suse.cz>
7420 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7421 rather than cgraph_create_node to get a call graph node.
7423 2016-07-19 Richard Biener <rguenther@suse.de>
7425 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7426 handle all tcc_constant bases and valueize SSA names.
7427 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7430 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7432 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7433 the flags of the exit block and bb2, not just the entry block.
7435 2016-07-19 Richard Biener <rguenther@suse.de>
7437 PR tree-optimization/71901
7438 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7439 align member, group stuff with the bitfield.
7440 (vn_ref_op_align_unit): New inline.
7441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7442 record element alignment and operand 3 unchanged.
7443 (ao_ref_init_from_vn_reference): Adjust.
7444 (valueize_refs_1): Likewise.
7445 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7447 2016-07-19 Richard Biener <rguenther@suse.de>
7449 PR tree-optimization/71908
7450 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7451 symbolic constants in a more reliable way.
7453 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7455 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7457 (vect_update_inits_of_drs): Likewise.
7458 (vect_create_cond_for_alias_checks): Likewise.
7459 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7461 2016-07-19 Richard Biener <rguenther@suse.de>
7464 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7465 with an abstract origin that is not an inlined function outer
7466 scope add a self-reference as abstract origin.
7467 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7469 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7472 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7473 unintentional System V.4 structure return breakage for structures
7474 with a single floating point element.
7476 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7478 PR tree-optimization/71734
7479 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7480 contains REF, use it to check safelen, assume that safelen value
7481 must be greater 1, fix style.
7482 (ref_indep_loop_p_2): Add REF_LOOP argument.
7483 (ref_indep_loop_p): Pass LOOP as additional argument to
7486 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7488 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7489 allocation in the prologue.
7490 * explow.c (get_dynamic_stack_base): New function to return an address
7491 expression for the dynamic stack base.
7492 (get_dynamic_stack_size): New function to do the required dynamic stack
7493 space size calculations.
7494 (allocate_dynamic_stack_space): Use new functions.
7495 (align_dynamic_address): Move some code from
7496 allocate_dynamic_stack_space to new function.
7497 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7499 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7501 * config/s390/s390.c (s390_encode_section_info): Always set
7502 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7505 2016-07-18 Richard Biener <rguenther@suse.de>
7507 PR tree-optimization/71893
7508 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7509 for sizetype cast added by array_ref_element_size.
7510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7512 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7514 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7515 register parameters. Remove code to initialize argument pointer
7516 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7517 using a pc-relative branch. Cleanup conditional code.
7518 * config/pa/pa.md (call_mcount): New expander.
7519 (call_mcount_nonpic): New insn.
7520 (call_mcount_pic): New insn and split.
7521 (call_mcount_pic_post_reload): New insn.
7522 (call_mcount_64bit): New insn and split.
7523 (call_mcount_64bit_post_reload): New insn.
7525 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7527 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7528 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7529 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7530 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7531 (*usum_widenqihi3, *udiff_widenqihi3)
7532 (*addhi3_zero_extend.const): New combiner insns.
7533 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7534 just 1 bit is affected.
7535 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7536 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7538 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7540 * omp-low.c (lower_omp_target): Mark data clauses with
7541 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7542 zero-length subarrays.
7544 2016-07-15 Richard Biener <rguenther@suse.de>
7546 PR tree-optimization/71881
7547 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7548 reverse DOM order to make debug temp generation happy.
7550 2016-07-15 Richard Biener <rguenther@suse.de>
7552 PR tree-optimization/71887
7553 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7554 verify it is not zero for division / modulo handling.
7555 (value_replacement): Adjust.
7557 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7558 Julian Brown <julian@codesourcery.com>
7560 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7561 * config/aarch64/aarch64-cost-tables.h
7562 (vulcan_extra_costs): New variable.
7563 * config/aarch64/aarch64.c
7564 (vulcan_addrcost_table): Likewise.
7565 (vulcan_regmove_cost): Likewise.
7566 (vulcan_vector_cost): Likewise.
7567 (vulcan_branch_cost): Likewise.
7568 (vulcan_tunings): Likewise.
7570 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7572 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7573 (output_in_order): Loop over undefined variables too. Output them
7574 via assemble_undefined_decl. Skip variables that correspond to hard
7575 registers or have value-exprs.
7576 * varpool.c (symbol_table::output_variables): Handle undefined
7577 variables together with defined ones.
7579 2016-07-15 Richard Biener <rguenther@suse.de>
7581 * tree-ssa-pre.c (get_representative_for): Make sure to return
7582 the value number of SSA names.
7583 (phi_translate_1): get_representative_for cannot return NULL.
7584 (do_pre_regular_insertion): Remove redundant call to
7585 fully_constant_expression.
7586 (do_pre_partial_partial_insertion): Likewise.
7588 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7590 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7591 (derive_simple_iv_with_niters): New function.
7592 (simple_iv): Rewrite using simple_iv_with_niters.
7593 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7594 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7596 (number_of_iterations_exit): Rewrite using above function.
7597 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7600 2016-07-15 Richard Biener <rguenther@suse.de>
7602 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7605 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7607 PR tree-optimization/71872
7608 * tree-data-ref.c (get_references_in_stmt): Ignore references
7609 with is_gimple_constant get_base_address.
7611 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7613 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7614 (TARGET_HAVE_LDACQD): New macro.
7615 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7616 than TARGET_HAVE_LDACQ.
7617 (arm_load_acquire_exclusivedi): Likewise.
7618 (arm_store_release_exclusivedi): Likewise.
7620 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7622 PR rtl-optimization/71878
7623 * lra-constraints.c (match_reload): Pass information about other
7624 output operands. Create new unique register value if matching input
7625 operand shares same register value as output operand being considered.
7626 (curr_insn_transform): Record output operands already processed.
7628 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7631 PR tree-optimization/70923
7632 * tree-vect-patterns.c: Include mult-synthesis.h.
7633 (target_supports_mult_synth_alg): New function.
7634 (synth_lshift_by_additions): Likewise.
7635 (apply_binop_and_append_stmt): Likewise.
7636 (vect_synth_mult_by_constant): Likewise.
7637 (target_has_vecop_for_code): Likewise.
7638 (vect_recog_mult_pattern): Use above functions to synthesize vector
7639 multiplication by integer constants.
7641 2016-07-14 Alan Modra <amodra@gmail.com>
7643 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7644 gpr alternatives. Correct '*' placement on Y,r alternative.
7645 Add '*' on operand 1 of r,r alternative.
7647 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7649 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7650 * expmed.h: ... Here.
7652 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7654 * gimple.h (stmt_can_terminate_bb_p): New function.
7655 * tree-cfg.c (need_fake_edge_p): Rename to ...
7656 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7657 throw external; handle const and pure calls.
7658 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7660 2016-07-14 Richard Biener <rguenther@suse.de>
7662 PR tree-optimization/71866
7663 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7664 (do_hoist_insertion): Avoid endless recursion when we
7665 didn't insert anything because we managed to simplify
7666 things down to a constant or SSA name.
7667 (fully_constant_expression): Re-write in terms of ...
7668 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7669 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7670 vn_nary_build_or_lookup_1.
7671 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7672 (vn_nary_build_or_lookup): ... this which now wraps it.
7674 2016-07-14 Alan Modra <amodra@gmail.com>
7677 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7678 with p9_vector override before power9-dform override.
7680 2016-07-13 Andi Kleen <ak@linux.intel.com>
7682 * value-prof.c (gimple_value_profile_transformations): Don't run
7683 when auto_profile is on.
7685 2016-07-13 Andi Kleen <ak@linux.intel.com>
7687 * auto-profile.c (update_inlined_ind_target,
7688 afdo_indirect_call): Print information to dump file.
7690 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7692 * genrecog.c (special_predicate_operand_p): New function.
7693 (predicate_name): Move function.
7694 (validate_pattern): Don't warn about missing mode for all
7695 define_special_predicate predicates.
7697 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7699 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7700 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7701 resolve alias checks which are known at compilation time.
7702 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7703 alias checks are resolved. Move dump info for too many runtime
7704 alias checks to here...
7705 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7707 2016-07-13 Richard Biener <rguenther@suse.de>
7709 PR tree-optimization/24574
7710 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7711 position and add shift, rotate, divison and modulo support
7713 (value_replacement): Pass in argument position to absorbing_element_p.
7715 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7718 * ipa-inline-transform.c (inline_call): Support
7719 instrumented thunks.
7721 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7723 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7724 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
7726 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
7727 Baseline. Make initial alternative TARGET_32BIT only.
7728 (udivsi3): Likewise.
7729 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
7730 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
7733 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7735 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
7736 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
7737 availability with TARGET_HAVE_MOVT.
7738 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
7739 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
7740 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
7742 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
7743 extra instruction if MOVW is available. Use a cost variable
7744 incremented by COSTS_N_INSNS (1) when the condition match rather than
7745 returning an arithmetic expression based on COSTS_N_INSNS. Make
7746 constant with bottom half word zero cost 2 instruction if MOVW is
7748 * config/arm/arm.md (define_attr "arch"): Add v8mb.
7749 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
7750 target is ARMv8-M Baseline.
7751 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
7752 (arm_movtas_ze): Likewise.
7753 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
7754 alternative for constants satisfying j constraint.
7755 (thumb1_movsi_insn): Likewise.
7756 (movsi splitter for K alternative): Tighten condition to not trigger
7757 if movt is available and j constraint is satisfied.
7758 (Pe immediate splitter): Likewise.
7759 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
7760 constant fitting in an halfword to use MOVW.
7761 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
7764 2016-07-13 Richard Biener <rguenther@suse.de>
7767 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
7768 gimplifying the LHS. Make sure to gimplify a returning twice
7769 call LHS without using SSA names.
7771 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7773 * tree-data-ref.c (find_data_references_in_stmt): Remove
7774 unnecessary call to vec::release.
7775 (graphite_find_data_references_in_stmt): Likewise.
7776 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
7777 * tree-vect-stmts.c (vectorizable_condition): Likewise.
7779 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7781 * cfgexpand.c (expand_used_vars): Make the type of a local
7783 * genmatch.c (lower_for): Likewise.
7784 * haifa-sched.c (haifa_sched_init): Likewise.
7785 (add_to_speculative_block): Likewise.
7786 (create_check_block_twin): Likewise.
7787 * predict.c (handle_missing_profiles): Likewise.
7788 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
7789 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
7790 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
7792 (maybe_lower_iteration_bound): Likewise.
7793 * tree-ssa-sccvn.c (DFS): Likewise.
7794 * tree-stdarg.c (reachable_at_most_once): Likewise.
7795 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7796 (vectorizable_store): Likewise.
7798 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7800 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
7801 (sccvn_dom_walker): make cond_stack an auto_vec.
7803 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7805 * ree.c (struct ext_state): Make type of members auto_vec.
7806 (find_and_remove_re): Adjust.
7808 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7810 * cfgexpand.c (struct stack_vars_data): Make type of fields
7812 (expand_used_vars): Adjust.
7814 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7816 * ipa.c (record_cdtor_fn): Adjust.
7817 (build_cdtor_fns): Likewise.
7818 (ipa_cdtor_merge): Make static_ctors and static_dtors local
7821 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7823 * genextract.c (struct accum_extract): Add constructor and make
7827 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7829 * tree.c (struct free_lang_data_d): Add constructor and change
7830 types of members to ones that automatically manage resources.
7831 (fld_worklist_push): Adjust.
7832 (find_decls_types): Likewise.
7833 (find_decls_types_in_eh_region): Likewise.
7834 (free_lang_data_in_cgraph): Stop manually creating and
7835 destroying members of free_lang_data_d.
7837 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
7839 PR rtl-optimization/68961
7840 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
7841 peephole variant. Use sse_reg_operand predicates.
7843 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
7845 * config/i386/predicates.md (x86_64_immediate_operand)
7846 <case CONST_INT>: Remove unneeded truncation to DImode.
7847 <case CONST>: Ditto.
7848 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7850 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7853 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
7854 The xxperm and xxpermr instructions require that the 2nd input
7855 operand overlap with the output operand, and not the 1st.
7856 (altivec_vperm_v8hiv16qi): Likewise.
7857 (altivec_vperm_<mode>_uns_internal): Likewise.
7858 (altivec_vpermr_<mode>_internal): Likewise.
7859 (vperm_v8hiv4si): Likewise.
7860 (vperm_v16qiv8hi): Likewise.
7862 2016-07-12 Nathan Sidwell <nathan@acm.org>
7864 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
7865 when -mno-pic-data-is-text-relative is in effect, by default.
7866 * doc/invoke.texi (mpic-data-is-text-relative): Document new
7867 behavior and clarify.
7869 2016-07-12 Martin Liska <mliska@suse.cz>
7871 * params.def: Add avg-loop niter.
7872 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
7873 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
7874 * doc/invoke.texi: Document the new parameter.
7876 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7879 * expr.c (store_constructor): Mask sign-extended bits when widening
7880 sub-word constructor element at the start of a word.
7882 2016-07-12 Martin Liska <mliska@suse.cz>
7884 * Makefile.in: Append rule for params-options.h.
7885 * params-options.h: New file.
7887 2016-07-12 Martin Liska <mliska@suse.cz>
7889 * ira-build.c (mark_loops_for_removal): Properly iterate
7892 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
7893 Richard Biener <rguenther@suse.de>
7895 PR tree-optimization/23286
7896 PR tree-optimization/70159
7897 * doc/invoke.texi: Document -fcode-hoisting.
7898 * common.opt (fcode-hoisting): New flag.
7899 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
7900 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
7901 (do_regular_insertion): Rename to ...
7902 (do_pre_regular_insertion): ... this and amend general comments
7903 on insertion strathegy.
7904 (do_partial_partial_insertion): Rename to ...
7905 (do_pre_partial_partial_insertion): ... this.
7906 (do_hoist_insertion): New function.
7907 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7908 and call do_hoist_insertion properly.
7910 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7911 (pass_pre::execute): Register hoist_insert stats.
7913 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7916 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7917 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7918 is different from mode's bitsize. Small cleanup.
7920 2016-07-12 Richard Biener <rguenther@suse.de>
7922 PR rtl-optimization/68961
7923 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7924 to simplify to a non-constant.
7926 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7929 * omp-low.c (expand_omp_target): Gimplify device.
7931 PR tree-optimization/71823
7932 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7933 to get vec_oprnds2 from op2.
7935 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7937 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7938 Hoist common subexpressions.
7939 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7941 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7944 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7945 prevent generation of 'stxsiwx' on pre Power8 hardware.
7947 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7949 * input.c: Include cpplib.h.
7950 (selftest::temp_source_file): New class.
7951 (selftest::temp_source_file::temp_source_file): New ctor.
7952 (selftest::temp_source_file::~temp_source_file): New dtor.
7953 (selftest::should_have_column_data_p): New function.
7954 (selftest::test_should_have_column_data_p): New function.
7955 (selftest::temp_line_table): New class.
7956 (selftest::temp_line_table::temp_line_table): New ctor.
7957 (selftest::temp_line_table::~temp_line_table): New dtor.
7958 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7959 it to create a temp_line_table.
7960 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7961 locations that are known to have column data.
7962 (selftest::line_table_case): New struct.
7963 (selftest::test_reading_source_line): Move tempfile handling
7964 to class temp_source_file.
7965 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7966 (selftest::assert_token_loc_eq): New function.
7967 (ASSERT_TOKEN_LOC_EQ): New macro.
7968 (selftest::test_lexer): New function.
7969 (selftest::boundary_locations): New array.
7970 (selftest::input_c_tests): Call test_should_have_column_data_p.
7971 Loop over a test matrix of interesting values of location and
7972 default_range_bits, calling test_lexer on each case in the matrix.
7973 Move call to test_accessing_ordinary_linemaps into the matrix.
7974 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7975 (ASSERT_EQ_AT): New macro.
7977 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7980 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7981 Don't convert TImode in debug insn.
7983 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7985 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7986 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7987 (tree_type_common::lang_flag_7): New.
7988 (tree_type_common::spare): Reduce size.
7989 * tree.h (TYPE_ALIGN_OK): Remove.
7990 (TYPE_LANG_FLAG_7): New.
7991 (get_inner_reference): Adjust header.
7992 * print-tree.c (print_node): Adjust.
7993 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7994 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7995 calls to get_inner_reference.
7996 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7997 handling of TYPE_ALIGN_OK.
7998 * builtins.c (get_object_alignment_2): Adjust call to
7999 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8000 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8002 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8003 * cfgexpand.c (expand_debug_expr): Likewise.
8004 * dbxout.c (dbxout_expand_expr): Likewise.
8005 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8006 loc_list_from_tree, fortran_common): Likewise.
8007 * fold-const.c (optimize_bit_field_compare,
8008 decode_field_reference, fold_unary_loc, fold_comparison,
8009 split_address_to_core_and_offset): Likewise.
8010 * gimple-laddress.c (execute): Likewise.
8011 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8012 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8013 * hsa-gen.c (gen_hsa_addr): Likewise.
8014 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8015 * tsan.c (instrument_expr): Likewise.
8016 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8017 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8018 * tree-affine.c (tree_to_aff_combination,
8019 get_inner_reference_aff): Adjust calls to get_inner_reference.
8020 * tree-data-ref.c (split_constant_offset_1,
8021 dr_analyze_innermost): Likewise.
8022 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8023 * tree-sra.c (ipa_sra_check_caller): Likewise.
8024 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8025 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8026 bswap_replace): Likewise.
8027 * tree-vect-data-refs.c (vect_check_gather,
8028 vect_analyze_data_refs): Likewise.
8029 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8030 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8033 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8035 * Makefile.in (selftest-valgrind): New phony target.
8036 * function-tests.c (selftest::build_cfg): Delete pass instances
8037 created by the test.
8038 (selftest::convert_to_ssa): Likewise.
8039 (selftest::test_expansion_to_rtl): Likewise.
8040 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8042 (selftest::test_diamond): Likewise.
8044 2016-07-11 Richard Biener <rguenther@suse.de>
8046 PR tree-optimization/71816
8047 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8048 than replacing all of its operands.
8050 2016-07-11 Alan Modra <amodra@gmail.com>
8052 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8053 (ctr<mode>): Add unspec.
8054 (ctr<mode>_internal*): Likewise.
8056 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8058 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8059 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8061 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8063 PR rtl-optimization/71621
8064 * lra-constraints.c (process_alt_operands): Check combination of
8067 2016-07-08 Jason Merrill <jason@redhat.com>
8068 Richard Biener <rguenther@suse.de>
8070 P0145: Refining Expression Order for C++.
8071 * gimplify.c (initial_rhs_predicate_for): New.
8072 (gimplfy_modify_expr): Gimplify RHS before LHS.
8074 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8077 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8078 Allow standard error handling to take over when a wrong number
8079 of arguments is presented to __builtin_vec_ld () or
8080 __builtin_vec_st ().
8082 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8084 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8089 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8090 __builtin_aarch64_fmaxv2sf.
8091 (vmaxnmq_f32): Likewise.
8092 (vmaxnmq_f64): Likewise.
8093 (vminnm_f32): Likewise.
8094 (vminnmq_f32): Likewise.
8095 (vminnmq_f64): Likewise.
8097 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8100 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8101 enable -mfloat128-hardware by default.
8102 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8103 that IEEE 128-bit hardware support needs.
8104 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8105 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8106 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8107 floating point requires.
8108 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8109 -mfloat128 and -mfloat128-hardware changes.
8111 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8113 PR tree-optimization/71667
8114 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8116 2016-07-08 Martin Liska <mliska@suse.cz>
8119 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8120 folding produces SAVE_EXPRs, thus return false for the type.
8122 2016-07-07 Martin Liska <mliska@suse.cz>
8124 * file-find.c (remove_prefix): New function.
8125 * file-find.h (remove_prefix): Declare the function.
8126 * gcc-ar.c (main): Skip a folder of the wrapper if
8127 a wrapped binary would point to the same file.
8129 2016-07-07 Jan Hubicka <jh@suse.cz>
8131 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8132 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8133 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8135 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8138 * ipa-inline-analysis.c (compute_inline_parameters): Set
8139 local.can_change_signature to false for intrumentation
8142 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8144 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8145 with TARGET_HAVE_MOVT.
8146 (TARGET_HAVE_MOVT): Define.
8147 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8148 availability with TARGET_HAVE_MOVT.
8149 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8151 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8153 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8154 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8155 * config/arm/constraints.md (define_constraint "j"): Use
8156 TARGET_HAVE_MOVT to check MOVT availability.
8158 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8160 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
8162 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8164 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8165 (armv8-m.main): Likewise.
8166 (armv8-m.main+dsp): Likewise.
8167 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
8168 (FL_FOR_ARCH8M_MAIN): Likewise.
8169 * config/arm/arm-tables.opt: Regenerate.
8170 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
8171 armv8-m.main+dsp to BE8_LINK_SPEC.
8172 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
8173 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
8174 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
8175 Baseline and Mainline.
8176 (arm_option_override_internal): Also disable arm_restrict_it when
8177 !arm_arch_notm. Update comment for -munaligned-access to also cover
8179 (arm_file_start): Increase buffer size for printing architecture name.
8180 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
8181 and armv8-m.main+dsp.
8182 (mno-unaligned-access): Clarify that this is disabled by default for
8183 ARMv8-M Baseline architectures as well.
8185 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8187 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
8188 decide whether to prevent some libgcc routines being included for some
8189 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
8190 link between this condition and the one in
8191 libgcc/config/arm/lib1func.S.
8193 2016-07-07 Richard Biener <rguenther@suse.de>
8195 * tree-ssa-pre.c: Include alias.h.
8196 (compute_avail): If we have multiple VN_REFERENCEs with the
8197 same hashtable entry adjust that to make it a valid replacement
8198 for all of them with respect to alignment and aliasing
8199 when doing insertion.
8200 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
8201 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
8203 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
8207 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8208 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
8211 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8213 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
8214 (adjust_mems): Adjust.
8215 (adjust_insn): Likewise.
8216 (prepare_call_arguments): Likewise.
8218 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8220 * gcse.c (struct ls_expr): Make stores field a vector.
8221 (ldst_entry): Adjust.
8222 (free_ldst_entry): Likewise.
8223 (print_ldst_list): Likewise.
8224 (compute_ld_motion_mems): Likewise.
8225 (update_ld_motion_stores): Likewise.
8227 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8229 * gcse.c (struct ls_expr): Remove loads field.
8230 (ldst_entry): Adjust.
8231 (free_ldst_entry): Likewise.
8232 (print_ldst_list): Likewise.
8233 (compute_ld_motion_mems): Likewise.
8235 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8237 * store-motion.c (struct st_expr): Make antic_stores a vector.
8238 (st_expr_entry): Adjust.
8239 (free_st_expr_entry): Likewise.
8240 (print_store_motion_mems): Likewise.
8241 (find_moveable_store): Likewise.
8242 (compute_store_table): Likewise.
8243 (remove_reachable_equiv_notes): Likewise.
8244 (replace_store_insn): Likewise.
8245 (build_store_vectors): Likewise.
8247 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8249 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
8250 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
8252 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8254 PR tree-optimization/71518
8255 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
8256 misalign also for outer loops with negative step.
8258 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
8260 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
8261 (cortex_a53_shift): Add mov_shift.
8262 (cortex_a53_shift_reg): Add new reservation for register shifts.
8263 (cortex_a53_alu): Remove bfm.
8264 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
8265 (cortex_a53_alu_extr): Add new reservation for EXTR.
8266 (bypasses): Improve bypass modelling.
8268 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8271 * config/avr/avr.c (avr_asm_select_section): Strip off
8272 SECTION_DECLARED from flags when calling get_section.
8274 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8276 * tree-vectorizer.h (vect_memory_access_type): Add
8277 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
8278 * tree-vect-stmts.c (compare_step_with_zero): New function.
8279 (perm_mask_for_reverse): Move further up file.
8280 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
8282 (get_negative_load_store_type): New function.
8283 (get_load_store_type): Call it. Add an ncopies argument.
8284 (vectorizable_mask_load_store): Update call accordingly and
8285 remove tests for negative steps.
8286 (vectorizable_store, vectorizable_load): Likewise. Handle new
8287 memory_access_types.
8289 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8291 * tree-vectorizer.h (vect_memory_access_type): New enum.
8292 (_stmt_vec_info): Add a memory_access_type field.
8293 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
8294 (vect_model_store_cost): Take an access type instead of a boolean.
8295 (vect_model_load_cost): Likewise.
8296 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
8297 vect_model_store_cost and vect_model_load_cost.
8298 * tree-vect-stmts.c (vec_load_store_type): New enum.
8299 (vect_model_store_cost): Take an access type instead of a
8300 store_lanes_p boolean. Simplify tests.
8301 (vect_model_load_cost): Likewise, but for load_lanes_p.
8302 (get_group_load_store_type, get_load_store_type): New functions.
8303 (vectorizable_store): Use get_load_store_type. Record the access
8304 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
8305 (vectorizable_load): Likewise.
8306 (vectorizable_mask_load_store): Likewise. Replace is_store
8307 variable with vls_type.
8309 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8311 * tree-vectorizer.h (vect_grouped_load_supported): Add a
8312 single_element_p parameter.
8313 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
8314 Check the PR65518 case here rather than in vectorizable_load.
8315 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
8316 * tree-vect-stmts.c (vectorizable_load): Likewise.
8318 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8320 * tree-vectorizer.h (gather_scatter_info): New structure.
8321 (vect_check_gather_scatter): Return a bool rather than a decl.
8322 Replace return-by-pointer arguments with a single
8323 gather_scatter_info *.
8324 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
8325 (vect_analyze_data_refs): Update call accordingly.
8326 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
8327 (vectorizable_mask_load_store): Likewise. Also record the
8328 offset dt and vectype in the gather_scatter_info.
8329 (vectorizable_store): Likewise.
8330 (vectorizable_load): Likewise.
8332 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8334 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
8335 strided groups, use the cost of N scalar accesses instead
8336 of ncopies vector accesses.
8337 (vect_model_load_cost): Likewise.
8339 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8341 * tree-vect-stmts.c (vect_cost_group_size): Delete.
8342 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
8343 variable to indicate when once-per-group costs are being used.
8344 (vect_model_load_cost): Likewise. Fix comment and misindented code.
8346 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8348 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
8349 peeling-for-gaps condition.
8351 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8353 * config/s390/s390.c (s390_expand_vec_init): Force initializer
8354 element to register if it doesn't match general_operand.
8356 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
8357 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8359 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8361 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8362 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8363 (SIGNBIT): New mode iterator.
8364 (Fsignbit): New mode attribute.
8365 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8366 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8367 when direct moves are available.
8368 (signbit<mode>2_dm): New define_insn_and_split).
8369 (signbit<mode>2_dm2): New define_insn.
8371 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8373 PR rtl-optimization/71594
8374 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8375 into subregs of appropriate mode before trying to emit a conditional
8378 2016-07-05 Jan Hubicka <jh@suse.cz>
8380 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8381 (simple_iv): Use it.
8383 2016-07-05 Jan Hubicka <jh@suse.cz>
8385 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8387 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8389 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8392 2016-07-05 Jan Hubicka <jh@suse.cz>
8394 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8397 2016-07-05 Richard Biener <rguenther@suse.de>
8399 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8400 Handle empty else block.
8401 (is_feasible_trace): Likewise.
8402 (split_paths): Likewise.
8404 2016-07-05 Richard Biener <rguenther@suse.de>
8406 * tree-loop-distribution.c (distribute_loop): Fix issue with
8407 the cost model loop.
8409 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8411 * config/arm/neon-testgen.ml: Delete.
8412 * config/arm/neon.ml: Delete.
8414 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8417 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8418 directly using TREE_PURPOSE.
8420 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8422 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8423 * config/aarch64/aarch64_neon.h: Likewise.
8424 * config/aarch64/arm_neon.h: Likewise.
8425 * config/aarch64/atomics.md: Likewise.
8426 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8427 * doc/invoke.texi: Likewise.
8429 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8431 * config/s390/s390.md: Add "z13" cpu_facility.
8432 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8433 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8434 condition" type instructions.
8436 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8437 Jeff Law <law@redhat.com>
8439 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8440 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8442 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8444 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8445 permutation for TARGET_AVX512F.
8446 (ix86_expand_vec_one_operand_perm_avx512): New function.
8447 (expand_vec_perm_1): Invoke introduced function.
8448 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8449 it may be not valid after vectorization.
8451 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8454 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8455 typo in comment. Only force to memory if it is a weak
8458 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8459 Jiong Wang <jiong.wang@arm.com>
8461 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8462 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8463 (AARCH64_FL_F16): New.
8464 (AARCH64_FL_FOR_ARCH8_2): New.
8465 (AARCH64_ISA_8_2): New.
8466 (AARCH64_ISA_F16): New.
8467 (TARGET_FP_F16INST): New.
8468 (TARGET_SIMD_F16INST): New.
8469 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8470 ("fp"): Disabling "fp" also disables "fp16".
8471 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8472 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8473 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8474 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8476 2016-07-04 Jan Beulich <jbeulich@suse.com>
8478 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8480 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8483 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8484 the insns, use an insn form that does not adjust the offset on
8485 little endian systems.
8487 2016-07-01 Jan Beulich <jbeulich@suse.com>
8489 * varasm.c (get_variable_section): Validate initializer in
8490 named .bss-like sections.
8492 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8494 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8495 Exchange the order of the second and third operands in the vpermr
8496 instruction tmeplate.
8498 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8501 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8502 Disallow TDmode values.
8504 2016-07-01 Alan Modra <amodra@gmail.com>
8506 PR rtl-optimization/71709
8507 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8508 being set, not referenced.
8510 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8512 PR tree-optimization/70729
8513 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8514 of loop since it can be not valid after transformation.
8516 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8518 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8519 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8521 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8523 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8526 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8529 * config/rs6000/constraints.md (wY constraint): New constraint to
8530 match the requirements for the LXSD and STXSD instructions.
8531 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8532 predicate to match the requirements for the LXSD and STXSD
8534 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8535 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8536 to make sure that the bottom 2 bits of offset are 0, the address
8537 form is offsettable, and no updating is done in the address mode.
8538 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8539 (movdi_internal32): Likewise
8540 (movdi_internal64): Likewise.
8542 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8544 PR tree-optimization/71707
8545 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8546 strinfo even for ADDR_EXPR ptr.
8548 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8550 * config/rs6000/altivec.md (darn_32): Change the condition to
8551 TARGET_P9_MISC instead of TARGET_MODULO.
8552 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8553 condition expression.
8554 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8555 condition expression.
8556 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8557 (DFP_TEST): New code iterator.
8558 (dfptstsfi_<code>_mode>): New define_expand.
8559 (*dfp_sgnfcnc_<mode>): New define_insn.
8560 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8561 definition next to BU_P9_MISC_1 definition and change the MASK
8562 value to RS6000_BTM_P9_MISC.
8563 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8564 (BU_P9_64BIT_MISC_0): Likewise.
8565 (BU_P9_DFP_MISC_0): New macro definition.
8566 (BU_P9_DFP_MISC_1): New macro definition.
8567 (BU_P9_DFP_MISC_2): New macro definition.
8568 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8569 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8570 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8571 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8572 (TSTSFI_LT_TD): Likewise.
8573 (TSTSFI_EQ_DD): Likewise.
8574 (TSTSFI_EQ_TD): Likewise.
8575 (TSTSFI_GT_DD): Likewise.
8576 (TSTSFI_GT_TD): Likewise.
8577 (TSTSFI_OV_DD): Likewise.
8578 (TSTSFI_OV_TD): Likewise.
8579 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8580 (TSTSFI_LT_DD): Likewise.
8581 (TSTSFI_LT_TD): Likewise.
8582 (TSTSFI_EQ): Likewise.
8583 (TSTSFI_EQ_DD): Likewise.
8584 (TSTSFI_EQ_TD): Likewise.
8585 (TSTSFI_GT): Likewise.
8586 (TSTSFI_GT_DD): Likewise.
8587 (TSTSFI_GT_TD): Likewise.
8588 (TSTSFI_OV): Likewise.
8589 (TSTSFI_OV_DD): Likewise.
8590 (TSTSFI_OV_TD): Likewise.
8591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8592 overloaded test significance functions.
8593 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8594 OPTION_MASK_P9_MISC into the representation of this mask.
8595 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8597 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8598 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8600 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8601 argument is a 6-bit unsigned literal value if the icode argument
8602 represents a DFP test significance built-in call.
8603 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8604 flag used independently and in combination with the
8605 RS6000_BTM_64BIT flag.
8606 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8607 (rs6000_builtin_mask_names): Add entry for power9-misc
8608 command-line option.
8609 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8610 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8611 RS6000_BTM_P9_MISC macros.
8612 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8613 option and change the description of the -mpower9-vector option to
8614 enable only vector instructions, removing its erroneously claimed
8615 support for scalar instructions.
8616 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8617 the ISA 3.0 digital floating point test significance built-in
8620 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8622 * config/aarch64/aarch64.c (cortexa35_tunings):
8623 Enable AES fusion. Use cortexa57_branch_cost.
8624 (cortexa53_tunings): Use cortexa57_branch_cost.
8625 (cortexa72_tunings): Use cortexa57_branch_cost.
8626 Use AUTOPREFETCHER_WEAK.
8627 (cortexa73_tunings): Use cortexa57_branch_cost.
8629 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8630 James Greenhalgh <james.greenhalgh@arm.com>
8632 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8633 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8634 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8635 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8636 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8637 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8638 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8639 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8640 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8641 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8642 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8643 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8644 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8647 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8648 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8650 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8652 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8654 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8657 * gcc.c (driver::build_option_suggestions): Pass "option" to
8658 add_misspelling_candidates.
8659 * opts-common.c (add_misspelling_candidates): Add "option" param;
8660 use it to avoid adding negated forms for options marked with
8662 * opts.h (add_misspelling_candidates): Add "option" param.
8664 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8667 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8668 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8669 first when permuting bitwise operation with rotate. Cast
8670 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8672 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8674 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8675 for misspelled param names.
8676 * params.c: Include spellcheck.h.
8677 (find_param_fuzzy): New function.
8678 * params.h (find_param_fuzzy): New prototype.
8679 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8680 * spellcheck.h (struct edit_distance_traits<const char *>):
8683 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8685 * config/rs6000/predicates.md (const_0_to_7_operand): New
8686 predicate, recognize 0..7.
8687 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8688 support for doing extracts from V16QImode, V8HImode, V4SImode
8690 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8691 vector extract support.
8692 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8693 for ISA 3.0 vector extract.
8694 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8695 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8696 extracts of a constant element number from small integer vectors
8697 on 64-bit ISA 3.0 systems.
8698 (vsx_extract_<mode>_di): Likewise.
8699 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8700 say when we can do ISA 3.0 vector extracts.
8701 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8702 registers, using the stxsiwx instruction.
8704 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8706 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8707 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8708 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8709 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8710 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8711 * config/arm/arm.c (arm_qdf24xx_tune): New.
8713 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8715 * config/aarch64/aarch64.c (cortexa53_tunings):
8716 Increase loop alignment to 8. Set function alignment to 16.
8717 (cortexa35_tunings): Likewise.
8718 (cortexa57_tunings): Increase loop alignment to 8.
8719 (cortexa72_tunings): Likewise.
8720 (cortexa73_tunings): Likewise.
8722 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8724 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
8725 for arm_fp16_ok and arm_fp16_hw.
8726 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
8727 arm_fp16_alternative.
8729 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
8731 PR tree-optimization/71655
8732 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
8733 types when swapping operands.
8735 2016-06-29 Martin Liska <mliska@suse.cz>
8738 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
8739 * ipa-inline-transform.c (inline_call): Remove unnecessary call
8740 of build_optimization_node.
8742 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
8744 PR tree-optimization/70729
8745 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
8746 independent in loops having positive safelen value.
8747 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8748 it may be not valid after vectorization.
8750 2016-06-29 Jakub Jelinek <jakub@redhat.com>
8752 PR tree-optimization/71625
8753 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
8754 is sorted by ascending list->offset. If PTR is non-NULL and there is
8755 previous strinfo, call get_stridx_plus_constant.
8756 (get_stridx): Pass exp as second argument to get_addr_stridx.
8757 (addr_stridxptr): Add missing list = list->next, so that there can be
8758 more than one entries in the list. Bump limit from 16 to 32. Ensure
8759 the list is sorted by ascending list->offset.
8760 (get_stridx_plus_constant): Adjust so that it can be also called with
8761 ADDR_EXPR instead of SSA_NAME as PTR.
8762 (handle_char_store): Pass NULL_TREE as second argument to
8765 2016-06-29 Richard Biener <rguenther@suse.de>
8767 PR rtl-optimization/68961
8768 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
8770 2016-06-29 Richard Biener <rguenther@suse.de>
8773 * alias.c (component_uses_parent_alias_set_from): Handle
8774 type punning through union accesses by using the union alias set.
8775 * gimple.c (gimple_get_alias_set): Remove union type punning case.
8777 2016-07-29 Richard Biener <rguenther@suse.de>
8779 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
8780 precision not matching mode precision.
8782 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
8784 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
8785 pa_output_arg_descriptor.
8786 (call_val_symref_64bit_post_reload): Likewise.
8787 (call_val_powf_64bit_post_reload): Likewise.
8788 (sibcall_internal_symref_64bit): Likewise.
8789 (sibcall_value_internal_symref_64bit): Likewise.
8791 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8794 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
8795 a constant, force its SUBREG_REG into memory or register instead
8798 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8801 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
8802 * doc/invoke.texi (AVR Options): Document it.
8804 2016-06-28 Walter Lee <walt@tilera.com>
8806 * config/tilegx/linux.h: Do not include arch/icache.h
8807 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8808 * config/tilepro/linux.h: Do not include arch/icache.h
8809 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8811 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
8813 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
8814 for big-endian BIT_FIELD_REF.
8816 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
8818 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
8819 ('size' attribute): Add '128'.
8821 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
8822 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
8823 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
8824 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
8825 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
8826 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
8827 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
8828 *trunc<mode>df2_odd): Set size attribute to '128'.
8829 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
8830 * config/rs6000/power6.md (power6-fp): Include dfp type.
8831 * config/rs6000/power7.md (power7-fp): Likewise.
8832 * config/rs6000/power8.md (power8-fp): Likewise.
8833 * config/rs6000/power9.md: New file.
8834 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
8835 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
8836 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
8838 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
8839 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8840 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
8841 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
8842 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
8843 dfp_dscri_<mode>): Change type attribute to dfp.
8844 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
8845 attribute to vecsimple.
8846 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
8847 and prefetch streams.
8848 (rs6000_option_override_internal): Remove temporary code setting
8849 tuning to power8. Don't set rs6000_sched_groups for power9.
8850 (last_scheduled_insn): Change to rtx_insn *.
8851 (divide_cnt, vec_load_pendulum): New variables.
8852 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
8853 (rs6000_issue_rate): Set issue rate for Power9.
8854 (is_power9_pairable_vec_type): New.
8855 (power9_sched_reorder2): New.
8856 (rs6000_sched_reorder2): Call new function for Power9 specific
8858 (insn_must_be_first_in_group): Remove Power9.
8859 (insn_must_be_last_in_group): Likewise.
8860 (force_new_group): Likewise.
8861 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
8862 Initialize divide_cnt/vec_load_pendulum.
8863 (_rs6000_sched_context, rs6000_init_sched_context,
8864 rs6000_set_sched_context): Handle context save/restore of new
8867 2016-06-28 Richard Biener <rguenther@suse.de>
8869 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
8870 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
8871 COMPONENT_REF operand.
8872 (nonoverlapping_component_refs_p): Likewise.
8873 * stor-layout.c (start_bitfield_representative): Mark
8874 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
8876 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8878 * Makefile.in: Don't cat ../stage_current if it does not exist.
8880 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
8881 last argument is a bit-field.
8883 PR rtl-optimization/71673
8884 * internal-fn.c (expand_arith_overflow_result_store): Use
8885 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
8886 expand_simple_binop.
8889 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
8890 expand_ifn_atomic_compare_exchange): New functions.
8891 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
8892 * tree.h (build_call_expr_internal_loc): Rename to ...
8893 (build_call_expr_internal_loc_array): ... this. Fix up type of
8895 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
8896 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
8897 ATOMIC_COMPARE_EXCHANGE result.
8898 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
8899 * gimple-fold.h (optimize_atomic_compare_exchange_p,
8900 fold_builtin_atomic_compare_exchange): New prototypes.
8901 * gimple-fold.c (optimize_atomic_compare_exchange_p,
8902 fold_builtin_atomic_compare_exchange): New functions..
8903 * tree-ssa.c (execute_update_addresses_taken): If
8904 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
8905 of call when finding addressable vars, and if such var becomes
8906 non-addressable, call fold_builtin_atomic_compare_exchange.
8908 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8911 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8912 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8914 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8916 * config/rs6000/rs6000.md ('type' attribute): Add
8917 veclogical,veccmpfx,vecexts,vecmove insn types.
8918 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8919 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8920 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8921 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8922 *nabs<mode>2_hw): Change type to vecmove.
8923 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8924 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8925 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8926 *ieee_128bit_vsx_abs<mode>2_internal,
8927 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8928 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8929 *ieee128_mtvsrd_32bit): Change type to veclogical.
8930 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8931 *movdi_internal32, *movdi_internal64): Update insn types.
8932 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8933 vsx_extract_<mode>): Change type to veclogical.
8934 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8935 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8936 *vsx_sign_extend_si_v2di): Change type to vecexts.
8937 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8939 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8940 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8941 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8942 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8943 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8944 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8945 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8946 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8947 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8948 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8949 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8950 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8951 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8952 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8953 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8954 (ppc7450-vecsimple): Add veclogical, vecmove.
8955 (ppc7450-veccmp): Add veccmpfx.
8956 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8958 (ppc8540_vector_compare): Add veccmpfx.
8959 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8960 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8961 (cell-vecsimple): Add veclogical, vecmove.
8962 (cell-veccmp): Add veccmpfx.
8963 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8964 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8966 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8967 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8968 (power4-vecsimple): Add veclogical, vecmove.
8969 (power4-veccmp): Add veccmpfx.
8970 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8971 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8972 (power6-vecsimple): Add veclogical, vecmove.
8973 (power6-veccmp): Add veccmpfx.
8974 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8975 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8976 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8977 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8978 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8979 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8980 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8982 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8984 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8987 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8988 OPTION_MASK_P9_DFORM_VECTOR.
8989 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8990 disable -mpower9-dform-vector when using reload.
8991 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8992 New 'strict' argument. Update all callers. Add strict addressing
8994 (rs6000_legitimate_offset_address_p): Remove call to
8995 virtual_stack_registers_memory_p.
8996 (rs6000_legitimize_reload_address): Add quad address support.
8997 (rs6000_legitimate_address_p): Move call to quad_address_p above
8998 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8999 to account for new strict usage.
9000 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9001 for new strict usage.
9002 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9004 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9011 * config/i386/i386.c (ix86_spill_class): Disable condition to
9012 always return NO_REGS.
9014 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9016 * predict.c: Include gimple-pretty-print.h
9017 (predicted_by_loop_heuristics_p): Check also
9018 PRED_LOOP_EXIT_WITH_RECURSION
9019 (predict_loops): Find self recursive calls and use special purpose
9020 predictors for them; dump log about decisions.
9021 (pass_profile::execute): Dump info about #of iterations.
9022 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9023 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9025 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9027 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9028 output_asm_insn calls and shorten long lines. Output .CALL
9029 argument descriptor using pa_output_arg_descriptor. Add various
9030 inline $$dyncall and other optimizations.
9031 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9033 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9035 PR tree-optimization/71643
9036 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9039 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9040 leak a bitmap if dep_bb is NULL.
9042 PR tree-optimization/71631
9043 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9044 to rewrite_expr_tree even if negate_result, move new_lhs var
9045 declaration and initialization earlier, for powi_result set afterwards
9046 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9047 if new_lhs != lhs, and don't shadow gsi var.
9049 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9051 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9052 Add in_loop parameter.
9053 (predict_loops): Add loop guard heuristics.
9054 * predict.def (PRED_LOOP_GUARD): New heuristics.
9056 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9058 * predict.c: Include ipa-utils.h
9059 (tree_bb_level_prediction): Predict recursive calls.
9060 (tree_estimate_probability_bb): Skip inexpensive calls for call
9062 * predict.def (PRED_RECURSIVE_CALL): New.
9064 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9066 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9067 (BU_FLOAT128_1): Likewise.
9069 (COPYSIGNQ): Likewise.
9070 (RS6000_BUILTIN_NANQ): Likewise.
9071 (RS6000_BUILTIN_NANSQ): Likewise.
9072 (RS6000_BUILTIN_INFQ): Likewise.
9073 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9074 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9075 (TARGET_FOLD_BUILTIN): New #define.
9076 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9077 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9078 (rs6000_fold_builtin): New target hook implementation, handling
9079 folding of 128-bit NaNs and infinities.
9080 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9081 entries are filled in to avoid problems during bootstrap
9082 self-test; define builtins for 128-bit NaNs and infinities.
9083 (rs6000_opt_mask): Add entry for float128.
9084 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9085 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9086 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9087 (const_str_type_node): New #define.
9088 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9089 to a define_expand that dispatches to either copysign<mode>3_soft
9090 or copysign<mode>3_hard.
9091 (copysign<mode>3_hard): Rename from copysign<mode>3.
9092 (copysign<mode>3_soft): New define_insn.
9093 * doc/extend.texi: Document new builtins.
9095 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9097 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9098 PRIu64 instead of lu.
9100 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9103 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9106 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9108 PR tree-optimization/71647
9109 * omp-low.c (lower_rec_input_clauses): Convert
9110 omp_clause_aligned_alignment (c) to size_type_node for the
9111 last argument of __builtin_assume_aligned.
9113 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9115 * configure.ac (calling ___tls_get_addr via GOT): New
9116 assembler/linker check.
9117 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9118 assembler and linker supports calling ___tls_get_addr via GOT.
9119 Otherise, defined to 0.
9120 * config.in: Regenerated.
9121 * configure: Likewise.
9122 * config/i386/constraints.md (Yb): New constraint.
9123 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9124 (REG_CLASS_NAMES): Likewise.
9125 (REG_CLASS_CONTENTS): Likewise.
9126 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9127 the b constraint with the Yb constraint. Call ___tls_get_addr
9128 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9130 (*tls_local_dynamic_base_32_gnu): Likewise.
9131 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9132 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9133 (*tls_local_dynamic_base_64_<mode>): Likewise.
9135 2016-06-24 Martin Liska <mliska@suse.cz>
9137 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9138 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9140 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9141 argument to true if the expected number of iterations is
9144 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9146 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9147 assemble for 32bit target.
9148 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9149 and $ld_ix86_gld_32_opt to link for 32bit target.
9150 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9151 * configure: Regenerate.
9153 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9155 * config/arm/arm.c (int_log2): Delete definition and prototype.
9156 (shift_op): Use exact_log2 instead of int_log2.
9157 (vfp3_const_double_for_fract_bits): Likewise.
9159 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9161 * internal-fn.c (expand_arith_set_overflow): New function.
9162 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
9164 (expand_arith_overflow_result_store): Likewise. Handle precision
9165 smaller than mode precision.
9166 * tree-vrp.c (extract_range_basic): For imag part, handle
9167 properly signed 1-bit precision result.
9168 * doc/extend.texi (__builtin_add_overflow): Document that last
9169 argument can't be pointer to enumerated or boolean type.
9170 (__builtin_add_overflow_p): Document that last argument can't
9171 have enumerated or boolean type.
9173 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9174 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9176 * config/rs6000/predicates.md (splat_input_operand): Rework.
9177 Don't allow constants, since the insns that use this predicate
9178 don't support constants. Constants are handled by other insns
9179 that are created via combine. During and after register
9180 allocation, only allow indexed or indirect addresses, and not
9181 general addresses. Only allow modes supported by the hardware.
9182 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
9183 comment. Move check for using VSPLTIS<x> to a common location,
9184 instead of doing it in two different places.
9186 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
9188 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9189 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
9190 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
9191 signature_CENTAUR_ebx.
9193 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
9197 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
9198 (as_ix86_gas_32_opt): This.
9199 (ld_ix86_tls_ldm_opt): Renamed to ...
9200 (ld_ix86_gld_32_opt): This.
9201 (R_386_TLS_LDM reloc): Updated.
9202 (R_386_GOT32X reloc): New assembler/linker check.
9203 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
9204 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
9206 * config.in: Regenerated.
9207 * configure: Likewise.
9208 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
9209 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
9210 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
9211 if ix86_force_load_from_GOT_p returns true.
9212 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
9213 ix86_force_load_from_GOT_p returns true.
9214 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
9215 the external function address via the GOT slot.
9216 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
9217 HAVE_AS_IX86_GOT32X before returning false.
9218 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
9219 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
9221 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
9223 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
9225 2016-06-23 Andi Kleen <ak@linux.intel.com>
9227 * Makefile.in: Regenerate.
9228 * doc/install.texi: Document autoprofiledbootstrap.
9230 2016-06-23 Andi Kleen <ak@linux.intel.com>
9232 * config/i386/gcc-auto-profile: New file.
9234 2016-06-23 Martin Liska <mliska@suse.cz>
9237 * predict.c (predict_loops): Revert the hunk that was removed
9240 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
9242 * config.gcc: Add support for arm*-*-phoenix* targets.
9243 * config/arm/t-phoenix: New.
9244 * config/phoenix.h: New.
9246 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
9247 H.J. Lu <hongjiu.lu@intel.com>
9250 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
9251 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
9252 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
9253 ix86_force_load_from_GOT_p returns true.
9254 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
9255 ix86_force_load_from_GOT_p returns true.
9256 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
9257 ix86_force_load_from_GOT_p returns true.
9258 (ix86_expand_move): Load the external function address via the
9259 GOT slot if ix86_force_load_from_GOT_p returns true.
9260 * config/i386/predicates.md (x86_64_immediate_operand): Return
9261 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
9262 (x86_64_zext_immediate_operand): Ditto.
9264 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
9266 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
9268 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9271 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9272 * diagnostic.c (pedwarn_at_rich_loc): New function.
9273 * spellcheck.h (best_match::best_match): Add a
9274 "best_distance_so_far" optional parameter.
9275 (best_match::set_best_so_far): New method.
9276 (best_match::get_best_distance): New accessor.
9277 (best_match::get_best_candidate_length): New accessor.
9279 2016-06-22 Nick Clifton <nickc@redhat.com>
9281 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
9282 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
9283 modes are accepted as well.
9284 (ucompare_loc_descriptor): Likewise.
9285 (minmax_loc_descriptor): Likewise.
9286 (clz_loc_descriptor): Likewise.
9287 (popcount_loc_descriptor): Likewise.
9288 (bswap_loc_descriptor): Likewise.
9289 (rotate_loc_descriptor): Likewise.
9290 (mem_loc_descriptor): Likewise.
9291 (loc_descriptor): Likewise.
9293 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9295 * common.opt (fdiagnostics-parseable-fixits): New option.
9296 * diagnostic.c: Include "selftest.h".
9297 (print_escaped_string): New function.
9298 (print_parseable_fixits): New function.
9299 (diagnostic_report_diagnostic): Call print_parseable_fixits.
9300 (selftest::assert_print_escaped_string): New function.
9301 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
9302 (selftest::test_print_escaped_string): New function.
9303 (selftest::test_print_parseable_fixits_none): New function.
9304 (selftest::test_print_parseable_fixits_insert): New function.
9305 (selftest::test_print_parseable_fixits_remove): New function.
9306 (selftest::test_print_parseable_fixits_replace): New function.
9307 (selftest::diagnostic_c_tests): New function.
9308 * diagnostic.h (struct diagnostic_context): Add field
9309 "parseable_fixits_p".
9310 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9311 -fdiagnostics-parseable-fixits.
9312 (-fdiagnostics-parseable-fixits): New option.
9313 * opts.c (common_handle_option): Handle
9314 -fdiagnostics-parseable-fixits.
9315 * selftest-run-tests.c (selftest::run_tests): Call
9316 selftest::diagnostic_c_tests.
9317 * selftest.h (selftest::diagnostic_c_tests): New prototype.
9319 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
9321 PR tree-optimization/71488
9322 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
9323 comparison of boolean vectors.
9324 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
9325 of boolean vectors using bitwise operations.
9327 2016-06-22 Andreas Schwab <schwab@suse.de>
9329 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
9332 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
9334 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
9336 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
9338 * config/i386/i386.c (print_reg): Emit an error message on attempt to
9341 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9343 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
9344 * config/arm/arm-cores.def (cortex-a73): New entry.
9345 (cortex-a73.cortex-a35): Likewise.
9346 (cortex-a73.cortex-a53): Likewise.
9347 * config/arm/arm-tables.opt: Regenerate.
9348 * config/arm/arm-tune.md: Likewise.
9349 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
9350 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9351 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
9352 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9353 * doc/invoke.texi (ARM Options): Document cortex-a73,
9354 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
9356 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9358 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9359 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9360 (cortex-a73.cortex-a35): Likewise.
9361 (cortex-a73.cortex-a53): Likewise.
9362 * config/aarch64/aarch64-tune.md: Regenerate.
9363 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9364 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9367 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9369 * configure.ac (gcc_cv_as_compress_debug): Remove
9370 --compress-debug-sections as extra as switch.
9371 Handle gas --compress-debug-sections=type.
9372 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9373 Handle gld --compress-debug-sections=type.
9374 * configure: Regenerate.
9376 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9378 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9380 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9382 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9383 (do_rewrite): likewise.
9385 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9387 * common/config/mep/mep-common.c: Remove.
9388 * config.gcc: Remove mep-* support.
9389 * config/mep/constraints.md: Remove.
9390 * config/mep/default.h: Remove.
9391 * config/mep/intrinsics.h: Remove.
9392 * config/mep/intrinsics.md: Remove.
9393 * config/mep/ivc2-template.h: Remove.
9394 * config/mep/mep-c5.cpu: Remove.
9395 * config/mep/mep-core.cpu: Remove.
9396 * config/mep/mep-default.cpu: Remove.
9397 * config/mep/mep-ext-cop.cpu: Remove.
9398 * config/mep/mep-intrin.h: Remove.
9399 * config/mep/mep-ivc2.cpu: Remove.
9400 * config/mep/mep-pragma.c: Remove.
9401 * config/mep/mep-protos.h: Remove.
9402 * config/mep/mep.c: Remove.
9403 * config/mep/mep.cpu: Remove.
9404 * config/mep/mep.h: Remove.
9405 * config/mep/mep.md: Remove.
9406 * config/mep/mep.opt: Remove.
9407 * config/mep/predicates.md: Remove.
9408 * config/mep/t-mep: Remove.
9409 * doc/install.texi: Remove mep-* documentation.
9410 * doc/md.texi: Likewise.
9412 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9414 * config.gcc: Remove support for avr-rtems.
9415 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9416 * config/avr/rtems.h: Remove.
9417 * config/avr/t-rtems: Remove.
9419 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9421 * config.gcc: Remove m32r-rtems support.
9422 * config/m32r/rtems.h: Remove.
9424 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9426 * config.gcc: Remove h8300-rtems support.
9427 * config/h8300/rtems.h: Remove.
9428 * config/h8300/t-rtems: Remove.
9430 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9432 * config.gcc: Remove support for knetbsd.
9433 * configure.ac: Likewise.
9434 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9435 * config/knetbsd-gnu.h: Remove.
9436 * configure: Regenerate.
9438 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9440 * config.gcc: Remove support for openbsd 2 and 3.
9441 * config/openbsd-oldgas.h: Remove.
9443 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9445 * config.gcc: Remove interix support.
9446 * config/i386/i386-interix.h: Remove.
9447 * config/i386/interix.opt: Remove.
9448 * config/i386/t-interix: Remove.
9449 * configure: Regenerate.
9450 * configure.ac: Remove interix support.
9451 * doc/install.texi: Remove interix documentation.
9453 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9455 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9456 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9459 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9461 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9462 they are both PLACEHOLDER_EXPRs.
9464 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9466 * stor-layout.c (layout_type): Move setting complex MODE to
9467 layout_type, instead of setting it ahead of time by the caller.
9468 * tree.c (build_complex_type): Likewise.
9470 2016-06-21 Martin Liska <mliska@suse.cz>
9472 * predict.c (force_edge_cold): Replace imposisble with
9475 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9477 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9478 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9480 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9482 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9484 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9485 Ilya Enkovich <ilya.enkovich@intel.com>
9488 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9489 New member function to convert V1TImode register to SUBREG
9490 TImode in debug insn.
9491 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9492 after changing register mode to V1TImode.
9494 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9496 * config/aarch64/aarch64-cores.def (vulcan): New core.
9497 * config/aarch64/aarch64-tune.md: Regenerate.
9498 * doc/invoke.texi: Document vulcan as an available option.
9500 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9502 * cse.c (canon_asm_operands): New function extracted from...
9503 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9504 either standalone or member of a PARALLEL.
9506 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9509 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9510 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9511 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9513 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9516 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9517 constant addresses if can_create_pseudo_p.
9519 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9521 PR tree-optimization/71588
9522 * tree-ssa-strlen.c (valid_builtin_call): New function.
9523 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9526 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9529 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9530 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9531 for conversion of scalar user var to complex type and use the
9532 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9535 PR rtl-optimization/71591
9536 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9537 don't run any tests.
9539 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9542 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9543 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9544 space for PIC with non-v32 and the common non-PIC "jump".
9546 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9549 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9550 returned values and add UN*/LTGT/*ORDERED cases with values matching
9551 D operand modifier on vcmp for AVX.
9553 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9555 * config/aarch64/aarch64.opt
9556 (mpc-relative-literal-loads): Rename internal option name.
9557 * config/aarch64/aarch64.c
9558 (aarch64_nopcrelative_literal_loads): Rename to
9559 aarch64_pcrelative_literal_loads.
9560 (aarch64_expand_mov_immediate): Likewise.
9561 (aarch64_secondary_reload): Likewise.
9562 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9563 (aarch64_override_options_after_change_1): Rename and simplify logic.
9564 (aarch64_classify_symbol): Merge large model checks into switch,
9565 remove pc-relative load check.
9567 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9569 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9570 costs relative to the cost of a register move.
9572 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9574 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9575 (vcvt_n_f64_u64): Likewise.
9576 (vcvt_n_s64_f64): Likewise.
9577 (vcvt_n_u64_f64): Likewise.
9578 (vcvt_f64_s64): Likewise.
9579 (vrecpe_f64): Likewise.
9580 (vcvt_f64_u64): Likewise.
9581 (vrecps_f64): Likewise.
9583 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9585 * config/aarch64/aarch64.md
9586 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9588 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9590 * config/aarch64/aarch64-builtins.c
9591 (aarch64_types_binop_uss_qualifiers): Delete.
9592 (TYPES_BINOP_USS): Likewise.
9593 (aarch64_types_binop_sus_qualifiers): Likewise.
9594 (TYPES_BINOP_SUS): Likewise.
9595 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9596 (TYPES_FCVTIMM_SUS): Likewise.
9597 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9599 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9600 (fcvtzs): Use SHIFTIMM rather than BINOP.
9601 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9603 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9605 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9606 costs relative to the cost of a register move.
9608 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9610 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9611 Allow scalar/single vector modes to be tieable.
9613 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9615 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9617 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9619 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9621 * tree.h (TYPE_ALIGN): Likewise.
9623 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9626 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9628 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9630 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9631 literal" build warnings.
9632 (avr_print_operand_address): Dito.
9634 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9637 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9638 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9640 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9642 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9644 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9647 * reload1.c (reload): Pass 0 to finish_spills when called because
9648 update_eliminables_and_spill returns true and remove did_spill.
9649 (finish_spills): Adjust comment and document GLOBAL parameter.
9651 2016-06-17 DJ Delorie <dj@redhat.com>
9654 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9655 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9656 (umulqihi3_virt): Likewise.
9657 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9658 (umulqihi3_real): Likewise.
9660 2016-06-17 Martin Liska <mliska@suse.cz>
9662 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9664 2016-06-17 Martin Liska <mliska@suse.cz>
9666 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9668 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9670 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9672 (vaddq_f32): Likewise.
9673 (vmul_f32): Likewise.
9674 (vmulq_f32): Likewise.
9675 (vsub_f32): Likewise.
9676 (vsubq_f32): Likewise.
9678 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9680 PR tree-optimization/71347
9681 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9682 cost for all uses in group.
9684 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9686 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9687 insert gimple seq if it's not empty.
9689 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9691 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9693 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9695 (comp_dr_with_seg_len_pair): Ditto.
9696 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9697 struct dr_with_seg_len_pair against DR_OFFSET.
9698 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9701 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9703 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9705 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9707 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9708 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9709 (pa_output_millicode_call): Likewise.
9710 (pa_output_call): Likewise.
9711 (pa_output_indirect_call): Likewise.
9712 (pa_asm_output_mi_thunk): Likewise.
9714 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9716 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9718 2016-06-16 Martin Liska <mliska@suse.cz>
9720 * predict.c (combine_predictions_for_insn): When we find a first
9721 match predictor, we should consider just predictors with
9722 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9723 DS theory predictor.
9724 (combine_predictions_for_bb): Likewise.
9726 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9728 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
9729 with base of reference to struct.
9731 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9733 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
9735 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9738 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
9739 progmem_swtable_section.
9740 (progmem_swtable_section): Remove.
9741 (avr_asm_function_rodata_section): Remove.
9742 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9743 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
9745 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
9747 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9748 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
9749 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
9750 signature_CENTAUR_ebx.
9751 * config/i386/i386.c (ix86_option_override_internal): Add
9752 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
9753 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
9754 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
9756 2016-06-16 Martin Liska <mliska@suse.cz>
9758 * predict.def: Add fortran loop preheader predictor.
9759 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
9760 fold IFN_BUILTIN_EXPECT with a known constant argument.
9762 2016-06-16 Martin Liska <mliska@suse.cz>
9764 * predict.def: Add 'Fortran' to display text of all
9765 PRED_FORTRAN_* predictors.
9767 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9770 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
9771 [IA64_BUILTIN_NANSQ]: Ditto.
9772 (ia64_fold_builtin): New function.
9773 (TARGET_FOLD_BUILTIN): New define.
9774 (ia64_init_builtins) Declare const_string_type node.
9775 Add __builtin_nanq and __builtin_nansq builtin functions.
9776 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
9778 2016-06-16 Nick Clifton <nickc@redhat.com>
9780 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
9781 MSP430_HWMULT_ prefix to enum values.
9782 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
9783 * config/msp430/msp430.c: Update use of enum values.
9784 * config/msp430/msp430.md: Likewise.
9785 * config/msp430/msp430.opt: Likewise.
9787 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
9789 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
9790 of comparsions in the last iteration.
9792 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9793 Joern Rennecke <joern.rennecke@embecosm.com>
9795 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
9797 (arc_needs_pcl_p): Add GOTOFFPC.
9798 (arc_legitimate_pic_addr_p): Likewise.
9799 (arc_output_pic_addr_const): Likewise.
9800 (arc_legitimize_pic_address): Generate a pc-relative address using
9802 (arc_output_libcall): Use @pcl syntax.
9803 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
9804 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
9805 (*movsi_insn): Use @pcl syntax.
9806 (doloop_begin_i): Likewise.
9808 2016-06-16 Martin Liska <mliska@suse.cz>
9810 * predict.def: Define a new predictor.
9812 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9814 * config/arc/arc.opt (mtp-regno): Update text.
9816 2016-06-16 Renlin Li <renlin.li@arm.com>
9818 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
9820 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9823 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9824 (setcc + and peephole2): Likewise.
9826 PR rtl-optimization/71532
9827 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
9830 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9832 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
9833 DImode constants with XXSPLTIB in vector registers.
9834 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
9835 vsx_extract_<mode>_internal{1,2} into a single insn that handles
9836 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
9837 extraction of the element at the top of the register as a scalar
9839 (vsx_extract_<mode>_internal1): Likewise.
9840 (vsx_extract_<mode>_internal2): Likewise.
9841 * config/rs6000/constraints.md (wi constraint): Remove a comment
9842 about DImode not being allowed in Altivec registers.
9843 (wB constraint): New constraint for constants that can be
9844 generated in Altivec registers with VSPLTISW/VUPKHSW.
9845 * config/rs6000/predicates.md (xxspltib_constant_split): Update
9847 (xxspltib_constant_nosplit): Likewise.
9848 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
9849 support for -mupper-regs-di to enable DImode to go into Altivec
9851 (POWERPC_MASKS): Likewise.
9852 (power7 cpu): Likewise.
9853 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
9854 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
9855 for DImode being allowed in Altivec registers. Update wi/wj
9856 constraints. Set scalar_in_vmx_p flag.
9857 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
9858 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
9859 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
9860 (rs6000_opt_masks): Add -mupper-regs-di.
9861 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
9862 direct move to use wi and not wj.
9864 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
9866 (floatunssi<mode>2_lfiwzx_mem): Likewise.
9867 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
9868 any VSX register, instead of just Altivec registers, to allow
9869 either operand to be an Altivec register or both.
9870 (fixuns_trunc<mode>di2_fctiduz): Likewise.
9871 (movdi_internal32): Add support for -mupper-regs-di. Add support
9872 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
9873 the alternatives and attributes to be lined up to be easier to
9875 (movdi_internal64): Likewise.
9876 (64-bit DImode splitters): Change predicates to only split loading
9877 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
9878 load constants in ISA 3.0 or ISA 2.07 respectively.
9879 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9880 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
9881 mention -mcpu=power9 sets these options.
9882 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
9885 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9888 * config/avr/avr.c (avr_set_current_function): Warn misspelled
9889 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
9890 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
9891 by default to warn misspelled interrupt/ signal handler.
9892 * doc/invoke.texi (AVR Options): Document it. Update description
9893 for -nodevicelib option.
9895 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9897 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
9898 up parentheses. Use GET_MODE_UNIT_BITSIZE.
9899 (aarch64_<sur>shll2_n<mode>): Likewise.
9901 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
9904 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
9905 DECL_CONTEXT for copied arguments.
9907 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9909 PR tree-optimization/71483
9910 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9913 2016-06-15 Martin Liska <mliska@suse.cz>
9915 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9916 instead of predict_edge w/o a probability.
9918 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9920 PR tree-optimization/71439
9921 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9924 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9926 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9927 register subregs in SET_SRC.
9929 2016-06-15 Richard Biener <rguenther@suse.de>
9931 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9934 2016-06-15 Richard Biener <rguenther@suse.de>
9936 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9937 not consider dependences between accesses that belong to the
9939 (vect_analyze_data_ref_dependences): Do not analyze read-read
9940 or self-dependences.
9942 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9944 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9946 (find_closest_identifier): Reimplement in terms of
9947 best_match<tree,tree>.
9948 * spellcheck-tree.h: New file.
9949 * spellcheck.c (struct edit_distance_traits<const char *>): New
9951 (find_closest_string): Reimplement in terms of
9952 best_match<const char *, const char *>.
9953 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9954 overload to spellcheck-tree.h.
9955 (find_closest_identifier): Likewise.
9956 (struct edit_distance_traits<T>): New template.
9957 (class best_match): New class.
9959 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9961 * selftest-run-tests.c (selftest::run_tests): Call
9962 selftest::spellcheck_tree_c_tests.
9963 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9964 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9965 (selftest::test_find_closest_identifier): New function.
9966 (selftest::spellcheck_tree_c_tests): New function.
9967 * spellcheck.c (selftest::test_find_closest_string): Verify that
9968 the order of the vec does not affect the results for this case.
9969 (selftest::test_data): New array.
9970 (selftest::test_metric_conditions): New function.
9971 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9972 Call selftest::test_metric_conditions.
9974 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9976 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9977 (BU_P9_MISC_1): Likewise.
9978 (BU_P9_64BIT_MISC_0): Likewise.
9979 (BU_P9_MISC_0): Likewise.
9981 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9983 * gcc-rich-location.c
9984 (gcc_rich_location::add_fixit_misspelled_id): New method.
9985 * gcc-rich-location.h
9986 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9988 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9990 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9991 FreeBSD 11 and above.
9993 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9997 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9999 * expmed.h: Close parenthesis in "at your option" in copyright
10001 * lower-subreg.h: Likewise.
10003 2016-06-14 Richard Biener <rguenther@suse.de>
10005 PR middle-end/71526
10006 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10009 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10011 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10013 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10014 mask+shift version.
10015 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10017 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10018 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10020 2016-06-14 Richard Biener <rguenther@suse.de>
10022 PR tree-optimization/71522
10023 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10024 copying into float copying.
10026 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10028 PR tree-optimization/71520
10029 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10030 (replace_block_by): Move user labels from bb1 to bb2.
10032 2016-06-14 Richard Biener <rguenther@suse.de>
10034 PR middle-end/71310
10036 * expr.h (get_bit_range): Declare.
10037 * expr.c (get_bit_range): Export.
10038 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10039 word_mode again to constrain the bitfield access.
10041 2016-06-14 Richard Biener <rguenther@suse.de>
10043 PR tree-optimization/71521
10044 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10045 division int_const_binop against zero divisor.
10047 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10049 * config/i386/i386.md (signbittf2): New expander.
10050 * config/i386/sse.md (ptesttf2): New insn pattern.
10052 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10055 * input.c (selftest::test_reading_source_line): Avoid reading from
10056 __FILE__ by creating a tempfile with known content and reading
10059 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10061 * pretty-print.c (assert_pp_format_colored): Skip the test if
10063 (test_pp_format): Remove comment about GCC_COLORS.
10065 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10067 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10068 * pretty-print.c (assert_pp_format_va): Add location param and use
10069 it with ASSERT_STREQ_AT.
10070 (assert_pp_format): Add location param and pass it to
10071 assert_pp_format_va.
10072 (assert_pp_format_colored): Likewise.
10073 (ASSERT_PP_FORMAT_1): New.
10074 (ASSERT_PP_FORMAT_2): New.
10075 (ASSERT_PP_FORMAT_3): New.
10076 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10077 explicitly, or implicitly via the above macros.
10078 * selftest.c (selftest::pass): Use a selftest::location rather
10079 than file and line.
10080 (selftest::fail): Likewise. Print the function name.
10081 (selftest::fail_formatted): Likewise.
10082 (selftest::assert_streq): Use a selftest::location rather than
10084 * selftest.h (selftest::location): New struct.
10085 (SELFTEST_LOCATION): New macro.
10086 (selftest::pass): Accept a const location & rather than file
10088 (selftest::fail): Likewise.
10089 (selftest::fail_formatted): Likewise.
10090 (selftest::assert_streq): Likewise.
10091 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10092 (ASSERT_FALSE): Likewise.
10093 (ASSERT_EQ): Likewise.
10094 (ASSERT_NE): Likewise.
10095 (ASSERT_STREQ): Likewise.
10096 (ASSERT_PRED1): Likewise.
10097 (ASSERT_STREQ_AT): New macro.
10099 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10101 * selftest.c (selftest::fail_formatted): New function.
10102 (selftest::assert_streq): New function.
10103 * selftest.h (selftests::fail_formatted): New decl.
10104 (selftest::assert_streq): New decl.
10105 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10107 2016-06-13 Jeff Law <law@redhat.com>
10109 PR tree-optimization/71403
10110 * tree-ssa-threadbackward.c
10111 (convert_and_register_jump_thread_path): No longer accept reference
10112 to path. Do not pop items off the path anymore.
10113 (fsm_find_control_statement_thread_paths): Do not allow threading
10114 to a deeper loop nest. Pop the last item off the path here rather
10115 than in convert_and_register_jump_thread_path.
10117 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10118 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10120 [AArch64] Emit division using the Newton series
10122 * config/aarch64/aarch64-protos.h
10123 (cpu_approx_modes): Add new member "division".
10124 (aarch64_emit_approx_div): Declare new function.
10125 * config/aarch64/aarch64.c
10126 (generic_approx_modes): New member "division".
10127 (exynosm1_approx_modes): Likewise.
10128 (xgene1_approx_modes): Likewise.
10129 (aarch64_emit_approx_div): Define new function.
10130 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10131 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10132 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10133 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10135 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10136 Wilco Dijkstra <wilco.dijkstra@arm.com>
10138 [AArch64] Emit square root using the Newton series
10140 * config/aarch64/aarch64-protos.h
10141 (aarch64_emit_approx_rsqrt): Replace with new function
10142 "aarch64_emit_approx_sqrt".
10143 (cpu_approx_modes): New member "sqrt".
10144 * config/aarch64/aarch64.c
10145 (generic_approx_modes): New member "sqrt".
10146 (exynosm1_approx_modes): Likewise.
10147 (xgene1_approx_modes): Likewise.
10148 (aarch64_emit_approx_rsqrt): Replace with new function
10149 "aarch64_emit_approx_sqrt".
10150 (aarch64_override_options_after_change_1): Handle new option.
10151 * config/aarch64/aarch64-simd.md
10152 (rsqrt<mode>2): Use new function instead.
10153 (sqrt<mode>2): New expansion and insn definitions.
10154 * config/aarch64/aarch64.md: Likewise.
10155 * config/aarch64/aarch64.opt
10156 (mlow-precision-sqrt): Add new option description.
10157 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10159 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10161 [AArch64] Add more choices for the reciprocal square root approximation
10163 Allow a target to prefer such operation depending on the operation mode.
10165 * config/aarch64/aarch64-protos.h
10166 (AARCH64_APPROX_MODE): New macro.
10167 (AARCH64_APPROX_{NONE,ALL}): Likewise.
10168 (cpu_approx_modes): New structure.
10169 (tune_params): New member "approx_modes".
10170 * config/aarch64/aarch64-tuning-flags.def
10171 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
10172 * config/aarch64/aarch64.c
10173 (generic_approx_modes): New core "cpu_approx_modes" structure.
10174 (exynosm1_approx_modes): Likewise.
10175 (xgene1_approx_modes): Likewise.
10176 (generic_tunings): New member "approx_modes".
10177 (cortexa35_tunings): Likewise.
10178 (cortexa53_tunings): Likewise.
10179 (cortexa57_tunings): Likewise.
10180 (cortexa72_tunings): Likewise.
10181 (exynosm1_tunings): Likewise.
10182 (thunderx_tunings): Likewise.
10183 (xgene1_tunings): Likewise.
10184 (use_rsqrt_p): New argument for the mode and use new member from
10186 (aarch64_builtin_reciprocal): Devise mode from builtin.
10187 (aarch64_optab_supported_p): New argument for the mode.
10188 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
10190 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10192 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
10193 RS6000_BTM_MODULO flag into the set of flags that are considered
10194 to be part of the common configuration.
10196 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10198 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
10199 difference unsigned.
10200 (vec_absdb): New macro for vector absolute difference unsigned
10202 (vec_absdh): New macro for vector absolute difference unsigned
10204 (vec_absdw): New macro for vector absolute difference unsigned word.
10205 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
10206 (vadu<mode>3): New insn.
10207 (*p9_vadu<mode>3): New insn.
10208 * config/rs6000/rs6000-builtin.def (vadub): New built-in
10210 (vaduh): New built-in definition.
10211 (vaduw): New built-in definition.
10212 (vadu): New overloaded built-in definition.
10213 (vadub): New overloaded built-in definition.
10214 (vaduh): New overloaded built-in definition.
10215 (vaduw): New overloaded built-in definition.
10216 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10217 overloaded vector absolute difference unsigned functions.
10218 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10219 the ISA 3.0 vector absolute difference unsigned built-in functions.
10221 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
10223 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
10224 update shared_lookup_references only once after changing operands.
10226 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
10228 PR middle-end/71373
10229 * tree-nested.c (convert_nonlocal_omp_clauses)
10230 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
10232 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
10233 * tree.def (CASE_LABEL_EXPR): Likewise.
10235 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10238 * input.c (test_builtins): Fix an assertion.
10240 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10242 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
10243 (paritysi2): Ditto.
10245 (isinf<mode>2): Ditto.
10247 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10249 * ggc-tests.c (test_finalization): Only test need_finalization_p
10250 for GCC_VERSION >= 4003.
10252 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10254 * config/s390/vecintrin.h: Fix file description in comment.
10256 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10258 * config/s390/s390-builtin-types.def: Change builtin type naming
10259 scheme to match builtin-types.def.
10261 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
10263 * fold-const.c (optimize_minmax_comparison): Remove.
10264 (fold_comparison): Remove call to the above.
10265 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
10266 New transformations.
10268 2016-06-13 Alan Hayward <alan.hayward@arm.com>
10270 PR tree-optimization/71416
10271 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
10274 2016-06-13 Martin Liska <mliska@suse.cz>
10276 * predict.c (enum predictor_reason): Prefix enum with REASON_.
10277 (combine_predictions_for_insn): Likewise.
10278 (prune_predictions_for_bb): Likewise.
10279 (combine_predictions_for_bb): Likewise.
10281 2016-06-13 Richard Biener <rguenther@suse.de>
10283 PR tree-optimization/71505
10284 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
10285 assert match comment.
10287 2016-06-13 Marek Polacek <polacek@redhat.com>
10289 PR middle-end/71476
10290 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
10291 gimplify_switch_expr.
10292 (warn_switch_unreachable_r): New function.
10294 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10297 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
10300 2016-06-13 Richard Biener <rguenther@suse.de>
10302 PR middle-end/64516
10303 * fold-const.c (fold_unary_loc): Preserve alignment when
10304 folding a VIEW_CONVERT_EXPR into a MEM_REF.
10306 2016-06-13 Martin Liska <mliska@suse.cz>
10309 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
10310 w/ -fsanitize=bounds.
10312 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10314 * config/i386/i386.c (ix86_init_builtins): Calculate
10315 FLOAT128_FTYPE_CONST_STRING function type only once.
10316 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
10317 built-in functions are available for x86-32 and x86-64 targets.
10319 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10322 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
10323 New primitive type.
10324 (FLOAT128_FTYPE_CONST_STRING): New function type.
10325 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
10326 [IX86_BUILTIN_NANSQ]: Ditto.
10327 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10328 (ix86_init_builtin_types): Declare const_string_type_node.
10329 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
10331 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10332 * doc/extend.texi (x86 Built-in Functions): Document
10333 __builtin_nanq and __builtin_nansq.
10335 2016-06-11 Jiong Wang <jiong.wang@arm.com>
10338 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
10339 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
10340 length for pop patterns.
10341 (arm_attr_length_push_multi): Update comments.
10342 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
10344 (*pop_multiple_with_writeback_and_return): Likewise.
10345 (*pop_multiple_with_return): Likewise.
10347 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
10349 PR middle-end/71310
10350 * fold-const.c (optimize_bit_field_compare): Don't try to use
10351 word_mode unconditionally for reading the bit field, look at
10352 DECL_BIT_FIELD_REPRESENTATIVE instead.
10354 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10356 PR middle-end/71478
10357 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10358 vector integer type.
10360 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10362 PR middle-end/71494
10363 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10364 without LABEL_DECL, set *handled_ops_p to false instead of true.
10366 2016-06-10 Martin Sebor <msebor@redhat.com>
10369 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10370 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10371 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10373 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10374 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10375 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10376 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10377 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10378 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10379 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10380 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10382 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10384 * config/arm/arm.h (pool_vector_label,
10385 return_used_this_function): Remove.
10387 2016-06-10 Jeff Law <law@redhat.com>
10389 PR tree-optimization/71335
10390 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10391 zero length paths here.
10392 (convert_and_register_jump_thread_path): Remove hacks related to
10393 duplicated blocks in the jump thread path.
10394 (fsm_find_control_statement_thread_paths): Avoid putting the same
10395 block on the thread path twice, but ensure the thread path is
10396 unchanged from the caller's point of view.
10398 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10400 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10401 * predict.def (PRED_LOOP_BRANCH): Remove.
10403 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10405 * Makefile.in (OBJS): Add ggc-tests.o.
10406 (GTFILES): Add ggc-tests.c.
10407 * ggc-tests.c: New file.
10408 * selftest-run-tests.c (selftest::run_tests): Call
10409 selftest::ggc_tests_c_tests.
10410 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10412 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10414 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10416 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10419 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10420 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10422 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10424 * profile.c: Include cfgloop.h.
10425 (branch_prob): Compute estimated number of iterations.
10426 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10427 recompute estimate number of iterations from profile.
10429 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10431 PR inline-asm/68843
10432 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10433 must be grouped on top of stack. Don't force early clobber
10434 on ordinary reg outputs.
10436 2016-06-10 Richard Biener <rguenther@suse.de>
10438 * targhooks.c (default_builtin_vectorization_cost): Adjust
10439 vec_construct cost.
10441 2016-06-10 Richard Biener <rguenther@suse.de>
10443 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10444 to fold the RHS to a constant if possible.
10446 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10448 PR middle-end/71373
10449 * tree-nested.c (convert_nonlocal_omp_clauses)
10450 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10451 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10452 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10454 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10456 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10458 * omp-low.c (scan_sharing_clauses): Don't expect
10459 OMP_CLAUSE__CACHE_.
10461 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10463 PR tree-optimization/71407
10464 PR tree-optimization/71416
10465 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10466 BIT_FIELD_REF type.
10468 2016-06-10 Richard Biener <rguenther@suse.de>
10470 PR middle-end/71477
10471 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10473 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10475 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10477 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10478 Jiong Wang <jiong.wang@arm.com>
10480 PR rtl-optimization/70751
10481 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10482 spilled into memory.
10484 2016-06-09 Jonathan Yong <10walls@gmail.com>
10487 2015-09-21 Jonathan Yong <10walls@gmail.com>
10489 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10490 sysroot/usr/lib/32api for additional win32 libraries,
10491 fixes failing Cygwin bootstrapping.
10493 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10495 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10498 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10501 * pretty-print.c (pp_indent): Specify that %p is printed in a
10502 host-dependent manner.
10503 (test_pp_format): Remove the test for %p.
10505 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10507 * config/mips/mips.c (mips_output_jump): Fix formatting.
10509 2016-06-09 Richard Biener <rguenther@suse.de>
10511 PR tree-optimization/71462
10512 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10515 2016-06-09 Martin Liska <mliska@suse.cz>
10517 * predict.c (dump_prediction): Add new argument.
10518 (enum predictor_reason): New enum.
10519 (struct predictor_hash): New struct.
10520 (predictor_hash::hash): New function.
10521 (predictor_hash::equal): Likewise.
10522 (not_removed_prediction_p): New function.
10523 (prune_predictions_for_bb): Likewise.
10524 (combine_predictions_for_bb): Prune predictions.
10526 2016-06-09 Martin Liska <mliska@suse.cz>
10528 * predict.c (filter_predictions): New function.
10529 (remove_predictions_associated_with_edge): Use the filter
10531 (equal_edge_p): New function.
10533 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10535 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10536 Correct usage of @samp vs @option, add @samp where appropriate.
10537 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10538 Add armv6s-m and document it, as it is no official ARM name.
10540 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10542 * ifcvt.c (struct noce_if_info): Add transform_name field.
10543 (noce_try_move): Set if_info->transform_name to the function name.
10544 (noce_try_ifelse_collapse): Likewise.
10545 (noce_try_store_flag): Likewise.
10546 (noce_try_inverse_constants): Likewise.
10547 (noce_try_store_flag_constants): Likewise.
10548 (noce_try_addcc): Likewise.
10549 (noce_try_store_flag_mask): Likewise.
10550 (noce_try_cmove): Likewise.
10551 (noce_try_cmove_arith): Likewise.
10552 (noce_try_minmax): Likewise.
10553 (noce_try_abs): Likewise.
10554 (noce_try_sign_mask): Likewise.
10555 (noce_try_bitop): Likewise.
10556 (noce_convert_multiple_sets): Likewise.
10557 (noce_process_if_block): Print if_info->transform_name to
10558 dump_file if transformation succeeded.
10560 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10562 * config/arm/cortex-a57.md (cortex_a57_alu):
10565 2016-06-08 Martin Sebor <msebor@redhat.com>
10566 Jakub Jelinek <jakub@redhat.com>
10570 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10571 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10572 * builtins.c: Include gimple-fold.h.
10573 (fold_builtin_arith_overflow): Handle
10574 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10575 (fold_builtin_3): Likewise.
10576 * doc/extend.texi (Integer Overflow Builtins): Document
10577 __builtin_{add,sub,mul}_overflow_p.
10579 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10581 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10582 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10584 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10586 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10587 Rewrite, looking one level down for records and arrays.
10589 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10591 * pretty-print.c: Include "selftest.h".
10592 (pp_format): Fix comment.
10593 (identifier_to_locale): Likewise.
10594 (selftest::test_basic_printing): New function.
10595 (selftest::assert_pp_format): New function.
10596 (selftest::test_pp_format): New function.
10597 (selftest::pretty_print_c_tests): New function.
10598 * selftest-run-tests.c (selftest::run_tests): Call
10599 selftest::pretty_print_c_tests.
10600 * selftest.h (pretty_print_c_tests): New declaration.
10602 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10604 * invoke.texi (max-loop-headers-insns): Document.
10605 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10606 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10607 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10609 2016-06-08 Richard Biener <rguenther@suse.de>
10611 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10612 on strided SLP loads and fall back to scalar loads in case
10613 we can't chunk them.
10615 2016-06-08 Richard Biener <rguenther@suse.de>
10617 PR tree-optimization/71452
10618 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10619 type used for the SSA rewrite has enough precision to cover
10620 the dynamic type of the location.
10622 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10623 Richard Biener <rguenther@suse.de>
10626 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10627 the same as DECL_P (base0) for indirect_base0. Use equality_code
10628 in one further place.
10630 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10632 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10633 to one word if the field is known to overlap other words.
10634 (extract_bit_field_1): Likewise.
10635 (store_split_bit_field): Remove compensating code.
10636 (extract_split_bit_field): Likewise.
10638 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10642 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10644 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10646 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10648 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10649 (arch64_addpv4sf): Delete.
10650 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10651 "gen_aarch64_addpv4sf".
10652 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10654 (vpadds_f32): Likewise.
10655 (vpaddq_f32): Likewise.
10656 (vpaddq_f64): Likewise.
10658 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10660 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10662 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10663 to VALLF. Rename to "fabd<mode>3".
10664 "*fabd_scalar<mode>3): Delete.
10665 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10667 (vabdd_f64): Likewise.
10668 (vabd_f32): Likewise.
10669 (vabd_f64): Likewise.
10670 (vabdq_f32): Likewise.
10671 (vabdq_f64): Likewise.
10673 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10675 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10677 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10678 "aarch64_rsqrts<mode>".
10679 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10680 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10682 (vrsqrtsd_f64): Likewise.
10683 (vrsqrts_f32): Likewise.
10684 (vrsqrts_f64): Likewise.
10685 (vrsqrtsq_f32): Likewise.
10686 (vrsqrtsq_f64): Likewise.
10688 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10690 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10692 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10693 "aarch64_rsqrte<mode>".
10694 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10695 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10697 (vrsqrted_f64): Likewise.
10698 (vrsqrte_f32): Likewise.
10699 (vrsqrte_f64): Likewise.
10700 (vrsqrteq_f32): Likewise.
10701 (vrsqrteq_f64): Likewise.
10703 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10705 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10707 (fcvtzs): Likewise.
10708 (fcvtzu): Likewise.
10709 * config/aarch64/aarch64-simd.md
10710 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10711 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10712 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10714 (vcvt_n_f32_u32): Likewise.
10715 (vcvt_n_s32_f32): Likewise.
10716 (vcvt_n_u32_f32): Likewise.
10717 (vcvtq_n_f32_s32): Likewise.
10718 (vcvtq_n_f32_u32): Likewise.
10719 (vcvtq_n_f64_s64): Likewise.
10720 (vcvtq_n_f64_u64): Likewise.
10721 (vcvtq_n_s32_f32): Likewise.
10722 (vcvtq_n_s64_f64): Likewise.
10723 (vcvtq_n_u32_f32): Likewise.
10724 (vcvtq_n_u64_f64): Likewise.
10725 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
10726 (VSDQ_SDI): Likewise.
10727 (fcvt_target): Support V4DI, V4SI and V2SI.
10728 (FCVT_TARGET): Likewise.
10730 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10732 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
10733 (TYPES_BINOP_SUS): Likewise.
10734 (aarch64_simd_builtin_data): Update include file name.
10735 (aarch64_builtins): Likewise.
10736 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
10737 for conversion between scalar float-point and fixed-point.
10739 (fcvtzs): Likewise.
10740 (fcvtzu): Likewise.
10741 * config/aarch64/aarch64.md
10742 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
10743 pattern for conversion between scalar float to fixed-pointer.
10744 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
10745 (UNSPEC_FCVTZS): New UNSPEC enumeration.
10746 (UNSPEC_FCVTZU): Likewise.
10747 (UNSPEC_SCVTF): Likewise.
10748 (UNSPEC_UCVTF): Likewise.
10749 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
10751 (vcvtd_n_f64_u64): Likewise.
10752 (vcvtd_n_s64_f64): Likewise.
10753 (vcvtd_n_u64_f64): Likewise.
10754 (vcvtd_n_f32_s32): Likewise.
10755 (vcvts_n_f32_u32): Likewise.
10756 (vcvtd_n_s32_f32): Likewise.
10757 (vcvts_n_u32_f32): Likewise.
10758 * config/aarch64/iterators.md (fcvt_target): Support integer to float
10760 (FCVT_TARGET): Likewise.
10761 (FCVT_FIXED2F): New iterator.
10762 (FCVT_F2FIXED): Likewise.
10763 (fcvt_fixed_insn): New define_int_attr.
10765 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10767 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
10768 some statements was removed.
10770 2016-06-08 Alan Hayward <alan.hayward@arm.com>
10772 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
10773 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10774 (vect_can_advance_ivs_p): likewise.
10775 (vect_update_ivs_after_vectorizer): likewise.
10776 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
10777 (vect_analyze_scalar_cycles_1): likewise.
10778 (vect_analyze_loop_operations): likewise.
10779 (report_vect_op): likewise.
10780 (vect_is_slp_reduction): likewise.
10781 (vect_is_simple_reduction): likewise.
10782 (get_initial_def_for_induction): likewise.
10783 (vect_transform_loop): likewise.
10784 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
10785 (vect_recog_sad_pattern): likewise.
10786 (vect_recog_widen_sum_pattern): likewise.
10787 (vect_recog_widening_pattern): likewise.
10788 (vect_recog_divmod_pattern): likewise.
10789 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
10790 (vect_analyze_slp_instance): likewise.
10791 (vect_transform_slp_perm_load): likewise.
10792 (vect_schedule_slp_instance): likewise.
10794 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10796 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
10797 (return_prediction): PRED_CONST_RETURN predict return as not taken.
10798 * predict.def (PRED_CONTINUE): Change hitrate 50->67
10799 (PRED_LOOP_BRANCH): Document predictor as broken.
10800 (PRED_LOOP_EXIT): Change hitrate 91->92.
10801 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
10802 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
10803 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
10804 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
10805 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
10806 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
10807 (PRED_CALL): Chane hitrate 71->67.
10808 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
10809 (PRED_GOTO): Document as unused right now.
10810 (PRED_CONST_RETURN): Change hitrate 67->69
10811 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
10812 (PRED_NULL_RETURN): Change hitrate 91->90.
10813 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
10814 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
10815 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
10817 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
10819 * config/rs6000/altivec.h: Add __builtin_vec_mul.
10820 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
10821 special case Altivec builtin.
10822 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10823 VSX_BUILTIN_VEC_MUL (replaced with special case code).
10824 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10825 code for ALTIVEC_BUILTIN_VEC_MUL.
10826 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10827 for __builtin_vec_mul.
10829 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
10831 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
10834 2016-06-07 David Malcolm <dmalcolm@redhat.com>
10836 * spellcheck.c (selftest::test_find_closest_string): New function.
10837 (spellcheck_c_tests): Call the above.
10839 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10841 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
10843 2016-06-07 Jakub Jelinek <jakub@redhat.com>
10845 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
10846 Yv=Yv,C alternatives.
10848 2016-06-07 Richard Biener <rguenther@suse.de>
10851 * common.opt (ffast-math): Make Optimization.
10853 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
10854 Prachi Godbole <prachi.godbole@imgtec.com>
10856 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
10857 `fabs' and `fneg' type attributes.
10858 (p5600_fpu_fabs): Add `fmove' to the comment.
10860 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10862 * gimple.c: Include builtins.h
10863 (gimple_inexpensive_call_p): New function.
10864 * gimple.h (gimple_inexpensive_call_p): Declare.
10865 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
10866 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
10869 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
10871 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
10872 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
10873 warning_at_rich_loc, warning_n, pedwarn, permerror,
10874 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
10875 sorry, fatal_error, internal_error, internal_error_no_backtrace):
10878 2016-06-07 Richard Biener <rguenther@suse.de>
10880 PR tree-optimization/71428
10881 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
10882 BIT_FIELD_REF op vs. load.
10884 2016-06-07 Richard Biener <rguenther@suse.de>
10886 PR middle-end/71423
10887 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
10890 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10892 * config/pa/pa.md (call): Generate indirect long calls to non-local
10893 functions on TARGET_64BIT.
10894 (call_value): Likewise.
10896 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10898 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
10899 pattern and subsequent splitters.
10900 (call_val_reg_64bit_post_reload): Likewise.
10902 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10904 PR middle-end/71408
10905 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
10906 propagate_op_to_single_use.
10908 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10910 PR middle-end/71281
10911 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10913 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10915 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10916 (enum x86_dirflag_state): New enum.
10917 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10918 (machine_function): Remove needs_cld.
10919 (ix86_current_function_needs_cld): Remove.
10920 * config/i386/i386.c (ix86_set_func_type): Set
10921 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10922 (ix86_expand_prologue): Do not emit CLD here.
10923 (ix86_dirflag_mode_needed): New function.
10924 (ix86_dirflag_mode_entry): Ditto.
10925 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10926 (ix86_mode_after): Ditto.
10927 (ix86_mode_entry): Ditto.
10928 (ix86_mode_exit): Ditto.
10929 (ix86_emit_mode_set): Ditto.
10930 * config/i386/i386.md (strmov_singleop): Set
10931 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10932 Do not set ix86_current_function_needs_cld.
10934 (strset_singleop): Ditto.
10936 (cmpstrnqi_nz_1): Ditto.
10937 (cmpstrnqi_1): Ditto.
10938 (strlenqi_1): Ditto.
10940 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10942 PR tree-optimization/71259
10943 * tree-vect-slp.c (vect_get_constant_vectors): For
10944 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10945 one for constant op, and use COND_EXPR for non-constant.
10947 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10949 * Makefile.in (OBJS): Add function-tests.o,
10950 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10951 selftest-run-tests.o.
10952 (OBJS-libcommon): Add selftest.o.
10953 (OBJS-libcommon-target): Add selftest.o.
10954 (all.internal): Add "selftest".
10955 (all.cross): Likewise.
10956 (selftest): New phony target.
10957 (s-selftest): New target.
10958 (selftest-gdb): New phony target.
10959 (COLLECT2_OBJS): Add selftest.o.
10960 * bitmap.c: Include "selftest.h".
10961 (selftest::test_gc_alloc): New function.
10962 (selftest::test_set_range): New function.
10963 (selftest::test_clear_bit_in_middle): New function.
10964 (selftest::test_copying): New function.
10965 (selftest::test_bitmap_single_bit_set_p): New function.
10966 (selftest::bitmap_c_tests): New function.
10967 * common.opt (fself-test): New.
10968 * diagnostic-show-locus.c: Include "selftest.h".
10969 (make_range): New function.
10970 (test_range_contains_point_for_single_point): New function.
10971 (test_range_contains_point_for_single_line): New function.
10972 (test_range_contains_point_for_multiple_lines): New function.
10973 (assert_eq): New function.
10974 (test_get_line_width_without_trailing_whitespace): New function.
10975 (selftest::diagnostic_show_locus_c_tests): New function.
10976 * et-forest.c: Include "selftest.h".
10977 (selftest::test_single_node): New function.
10978 (selftest::test_simple_tree): New function.
10979 (selftest::test_disconnected_nodes): New function.
10980 (selftest::et_forest_c_tests): New function.
10981 * fold-const.c: Include "selftest.h".
10982 (selftest::assert_binop_folds_to_const): New function.
10983 (selftest::assert_binop_folds_to_nonlvalue): New function.
10984 (selftest::test_arithmetic_folding): New function.
10985 (selftest::fold_const_c_tests): New function.
10986 * function-tests.c: New file.
10987 * gimple.c: Include "selftest.h".
10988 Include "gimple-pretty-print.h".
10989 (selftest::verify_gimple_pp): New function.
10990 (selftest::test_assign_single): New function.
10991 (selftest::test_assign_binop): New function.
10992 (selftest::test_nop_stmt): New function.
10993 (selftest::test_return_stmt): New function.
10994 (selftest::test_return_without_value): New function.
10995 (selftest::gimple_c_tests): New function.
10996 * hash-map-tests.c: New file.
10997 * hash-set-tests.c: New file.
10998 * input.c: Include "selftest.h".
10999 (selftest::assert_loceq): New function.
11000 (selftest::test_accessing_ordinary_linemaps): New function.
11001 (selftest::test_unknown_location): New function.
11002 (selftest::test_builtins): New function.
11003 (selftest::test_reading_source_line): New function.
11004 (selftest::input_c_tests): New function.
11005 * rtl-tests.c: New file.
11006 * selftest-run-tests.c: New file.
11007 * selftest.c: New file.
11008 * selftest.h: New file.
11009 * spellcheck.c: Include "selftest.h".
11010 (selftest::levenshtein_distance_unit_test_oneway): New function,
11011 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11012 (selftest::levenshtein_distance_unit_test): Likewise.
11013 (selftest::spellcheck_c_tests): Likewise.
11014 * toplev.c: Include selftest.h.
11015 (toplev::run_self_tests): New.
11016 (toplev::main): Handle -fself-test.
11017 * toplev.h (toplev::run_self_tests): New.
11018 * tree.c: Include "selftest.h".
11019 (selftest::test_integer_constants): New function.
11020 (selftest::test_identifiers): New function.
11021 (selftest::test_labels): New function.
11022 (selftest::tree_c_tests): New function.
11023 * tree-cfg.c: Include "selftest.h".
11024 (selftest::push_fndecl): New function.
11025 (selftest::test_linear_chain): New function.
11026 (selftest::test_diamond): New function.
11027 (selftest::test_fully_connected): New function.
11028 (selftest::tree_cfg_c_tests): New function.
11029 * vec.c: Include "selftest.h".
11030 (selftest::safe_push_range): New function.
11031 (selftest::test_quick_push): New function.
11032 (selftest::test_safe_push): New function.
11033 (selftest::test_truncate): New function.
11034 (selftest::test_safe_grow_cleared): New function.
11035 (selftest::test_pop): New function.
11036 (selftest::test_safe_insert): New function.
11037 (selftest::test_ordered_remove): New function.
11038 (selftest::test_unordered_remove): New function.
11039 (selftest::test_block_remove): New function.
11040 (selftest::reverse_cmp): New function.
11041 (selftest::test_qsort): New function.
11042 (selftest::vec_c_tests): New function.c.
11043 * wide-int.cc: Include selftest.h and wide-int-print.h.
11044 (selftest::from_int <wide_int>): New function.
11045 (selftest::from_int <offset_int>): New function.
11046 (selftest::from_int <widest_int>): New function.
11047 (selftest::assert_deceq): New function.
11048 (selftest::assert_hexeq): New function.
11049 (selftest::test_printing <VALUE_TYPE>): New function template.
11050 (selftest::test_ops <VALUE_TYPE>): New function template.
11051 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11052 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11054 (selftest::wide_int_cc_tests): New function.
11056 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11058 PR middle-end/37780
11059 * ifcvt.c (noce_try_ifelse_collapse): New function.
11061 (noce_process_if_block): Call noce_try_ifelse_collapse.
11062 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11063 (simplify_ternary_operation): Use the above to simplify
11064 conditional CLZ/CTZ expressions.
11066 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11068 PR middle-end/37780
11069 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11070 define_insn_and_split.
11072 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11074 PR middle-end/37780
11075 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11077 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11080 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11081 Implicitly clobber memory for basic asm with non-empty assembler
11082 string. Use targetm.md_asm_adjust also here.
11083 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11084 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11085 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11086 non-empty assembler string.
11087 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11088 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11089 (decode_asm_operands): Handle basic asm in PARALLEL block.
11090 (extract_insn): Handle basic asm in PARALLEL block.
11091 * doc/extend.texi: Mention new behavior of basic asm.
11092 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11093 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11094 branch_needs_nop_p): Use asm_noperands.
11096 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11098 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11099 Include the M7 SPARC DFA scheduler.
11100 New attribute v3pipe.
11101 Annotate insns with v3pipe where appropriate.
11102 Define cpu_feature vis4.
11103 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11104 Add (V8QI "8") to vbits.
11105 Add insns {add,sub}v8qi3
11106 Add insns ss{add,sub}v8qi3
11107 Add insns us{add,sub}{v8qi,v4hi}3
11108 Add insns {min,max}{v8qi,v4hi,v2si}3
11109 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11110 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11111 * config/sparc/niagara4.md: Add a comment explaining the
11112 discrepancy between the documented latenty numbers and the
11114 * config/sparc/niagara7.md: New file.
11115 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11116 supports SPARC5 and VIS 4.0 instructions.
11117 * configure: Regenerate.
11118 * config.in: Likewise.
11119 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11120 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11121 TARGET_CPU_niagara7.
11122 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11123 (CPP_CPU_SPEC): Handle niagara7.
11124 (ASM_CPU_SPEC): Likewise.
11125 * config/sparc/sparc-opts.h (processor_type): Add
11126 PROCESSOR_NIAGARA7.
11127 (mvis4): New option.
11128 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11129 (AS_NIAGARA7_FLAG): Define.
11130 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11131 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11132 (CPP_CPU_SPEC): Handle niagara7.
11133 (ASM_CPU_SPEC): Likewise.
11134 * config/sparc/sparc.c (niagara7_costs): Define.
11135 (sparc_option_override): Handle niagara7 and adjust cache-related
11136 parameters with better values for niagara cpus. Also support VIS4.
11137 (sparc32_initialize_trampoline): Likewise.
11138 (sparc_use_sched_lookahead): Likewise.
11139 (sparc_issue_rate): Likewise.
11140 (sparc_register_move_cost): Likewise.
11141 (dump_target_flag_bits): Support VIS4.
11142 (sparc_vis_init_builtins): Likewise.
11143 (sparc_builtins): Likewise.
11144 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11146 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11148 * config/sparc/sparc.opt (sparc_processor_type): New value
11150 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11152 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11154 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11157 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11159 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
11161 2016-06-06 Richard Biener <rguenther@suse.de>
11163 PR tree-optimization/71398
11164 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
11167 2016-06-05 James Bowman <james.bowman@ftdichip.com>
11169 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
11170 ft32_expand_prolog, ft32_expand_epilogue):
11171 Handle pretend_args.
11172 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
11173 * config/ft32/ft32.md: Add pretend_returner.
11175 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
11178 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11179 Copy op1 RTX to avoid invalid sharing.
11180 (ix86_expand_vector_move_misalign): Ditto.
11182 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
11184 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
11187 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11189 * predict.c (predicted_by_loop_heuristics_p): New function.
11190 (predict_iv_comparison): Use it.
11191 (predict_loops): Walk from innermost loops; do not predict edges
11192 leaving multiple loops multiple times; implement
11193 PRED_LOOP_ITERATIONS_MAX heuristics.
11194 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
11196 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11198 * cfg.c (check_bb_profile): Do not report mismatched profiles when
11199 only edges out of BB are EH edges.
11201 2016-06-04 Martin Sebor <msebor@redhat.com>
11202 Marcin Baczyński <marbacz@gmail.com>
11205 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11206 a void expression in a void function.
11208 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11210 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
11211 aux; dump reasons of decisions.
11212 (should_duplicate_loop_header_p): Likewise.
11213 (do_while_loop_p): Likewise.
11214 (ch_base::copy_headers): Dump asi num insns duplicated.
11216 2016-06-04 Jakub Jelinek <jakub@redhat.com>
11218 PR tree-optimization/71405
11219 * tree-ssa.c (execute_update_addresses_taken): For clobber with
11220 incompatible type, build a new clobber with the right type instead
11221 of building a VIEW_CONVERT_EXPR around it.
11223 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11225 PR tree-optimization/52171
11226 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
11227 by_pieces_ninsns instead of move_by_pieces_ninsns.
11229 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11231 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
11232 for reg+reg addressing mode.
11234 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11236 * rs6000-c.c (c/c-tree.h): Add #include.
11237 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
11238 in C++ when found in the base position of vec_ld or vec_st.
11240 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11242 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
11243 use of profile unless profile status is PROFILE_READ.
11244 * profile.c (compute_branch_probabilities): Set profile status
11245 only after reporting predictor hitrates.
11247 2016-06-03 Joseph Myers <joseph@codesourcery.com>
11251 * common.opt (ffp-int-builtin-inexact): New option.
11252 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
11253 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
11254 (ceil@var{m}2): Document dependence on this option.
11255 * ipa-inline-transform.c (inline_call): Handle
11256 flag_fp_int_builtin_inexact.
11257 * ipa-inline.c (can_inline_edge_p): Likewise.
11258 * config/i386/i386.md (rintxf2): Do not test
11259 flag_unsafe_math_optimizations.
11260 (rint<mode>2_frndint): New define_insn.
11261 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
11262 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
11263 for 387 instead of extending and truncating.
11264 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
11265 !flag_trapping_math instead of flag_unsafe_math_optimizations.
11266 Change to frndint<mode>2_<rounding>.
11267 (frndintxf2_<rounding>_i387): Likewise. Change to
11268 frndint<mode>2_<rounding>_i387.
11269 (<rounding_insn>xf2): Likewise.
11270 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
11271 !flag_trapping_math instead of flag_unsafe_math_optimizations for
11272 x87. Test TARGET_ROUND || !flag_trapping_math ||
11273 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
11274 SSE. Use ROUND_NO_EXC in constant operand of
11275 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
11276 for 387 instead of extending and truncating.
11278 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
11279 Julia Koval <julia.koval@intel.com>
11291 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
11292 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
11293 all registers, except for function return registers if there are
11294 no caller-saved registers.
11295 (ix86_set_func_type): New function.
11296 (ix86_set_current_function): Call ix86_set_func_type to set
11297 no_caller_saved_registers and func_type. Call reinit_regs if
11298 caller-saved registers are changed. Don't allow MPX, SSE, MMX
11299 nor x87 instructions in interrupt handler nor function with
11300 no_caller_saved_registers attribute.
11301 (ix86_function_ok_for_sibcall): Return false if there are no
11302 caller-saved registers.
11303 (type_natural_mode): Don't warn ABI change for MMX in interrupt
11305 (ix86_function_arg_advance): Skip for callee in interrupt handler.
11306 (ix86_function_arg): Return special arguments in interrupt handler.
11307 (ix86_promote_function_mode): Promote pointer to word_mode only
11308 for normal functions.
11309 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
11311 (ix86_epilogue_uses): New function.
11312 (ix86_hard_regno_scratch_ok): Likewise.
11313 (ix86_save_reg): Preserve all registers in interrupt handler
11314 after reload. Preserve all registers, except for function return
11315 registers, if there are no caller-saved registers after reload.
11316 (find_drap_reg): Always use callee-saved register if there are
11317 no caller-saved registers.
11318 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
11319 for interrupt handler.
11320 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
11321 Emit cld instruction if stringops are used in interrupt handler
11322 or interrupt handler isn't a leaf function.
11323 (ix86_expand_epilogue): Generate interrupt return for interrupt
11324 handler and pop the 'ERROR_CODE' off the stack before interrupt
11325 return in exception handler.
11326 (ix86_expand_call): Disallow calling interrupt handler directly.
11327 If there are no caller-saved registers, mark all registers that
11328 are clobbered by the call which returns as clobbered.
11329 (ix86_handle_no_caller_saved_registers_attribute): New function.
11330 (ix86_handle_interrupt_attribute): Likewise.
11331 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
11333 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
11334 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
11335 accumulation in interrupt function if stack may be realigned to
11337 (EPILOGUE_USES): New.
11338 (function_type): New enum.
11339 (machine_function): Add func_type and no_caller_saved_registers.
11340 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
11341 (interrupt_return): New pattern.
11342 * doc/extend.texi: Document x86 interrupt and
11343 no_caller_saved_registers attributes.
11345 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
11347 PR tree-optimization/52171
11348 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
11349 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
11350 Look for constant strings. Move some code to emit_block_cmp_hints
11352 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
11353 * defaults.h (COMPARE_MAX_PIECES): New macro.
11354 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
11355 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
11356 (clear_by_pieces_1): Don't declare. Move definition before use.
11357 (can_do_by_pieces): New static function.
11358 (can_move_by_pieces): Use it. Return bool.
11359 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11360 OP. All callers changed. Handle COMPARE_BY_PIECES.
11361 (class pieces_addr); New.
11362 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11363 pieces_addr::adjust, pieces_addr::increment_address,
11364 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11366 (class op_by_pieces_d): New.
11367 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11369 (class move_by_pieces_d, class compare_by_pieces_d,
11370 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11371 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11372 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11373 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11374 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11375 compare_by_pieces_d::finish_mode): New member functions.
11376 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11378 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11379 (emit_block_cmp_hints): New function.
11380 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11381 use the newly defined classes.
11382 * expr.h (by_pieces_constfn): New typedef.
11383 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11384 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11385 (move_by_pieces_ninsns): Don't declare.
11386 (can_move_by_pieces): Change return value to bool.
11387 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11388 (compare_by_pieces_branch_ratio): New hook.
11389 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11390 (by_pieces_ninsns): Declare.
11391 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11393 (default_compare_by_pieces_branch_ratio): New function.
11394 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11395 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11396 * doc/tm.texi: Regenerate.
11397 * tree-ssa-strlen.c: Include "builtins.h".
11398 (handle_builtin_memcmp): New static function.
11399 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11400 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11402 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11404 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11405 relevant stmts which are simple and invariant.
11406 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11407 instead of simple and invariant
11409 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11411 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11412 (vectorizable_reduction): Check for new relevant state.
11413 (vectorizable_live_operation): vectorize live stmts using
11414 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11415 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11416 (vect_stmt_relevant_p): Check for stmts which are only used live.
11417 (process_use): Use of a stmt does not inherit it's live value.
11418 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11419 (vect_analyze_stmt): Check for new relevant state.
11420 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11421 outside the loop, but not inside it.
11423 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11425 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11426 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11427 (vect_get_vec_def_for_operand): Split out code.
11429 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11431 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11433 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11435 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11437 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11439 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11441 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11443 PR middle-end/71387
11444 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11445 to noreturn e->callee->decl that has void return type and void
11446 arguments, adjust gimple_call_fntype and remove lhs even if it had
11447 previously addressable type.
11449 2016-06-02 Jeff Law <law@redhat.com>
11451 PR tree-optimization/71328
11452 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11453 error when checking for a jump back onto the copied path.
11455 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11457 * config/microblaze/microblaze.c (get_branch_target): Add return
11458 NULL_RTX for the non-CALL_P case.
11459 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11460 (insert_wic): Remove unused local "j".
11462 2016-06-02 Martin Liska <mliska@suse.cz>
11464 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11466 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11467 Julia Koval <julia.koval@intel.com>
11469 * function.c (assign_parm_setup_stack): Force source into a
11470 register if needed.
11471 * target.def (function_incoming_arg): Update documentation to
11472 allow arbitrary address computation based on hard register.
11473 * doc/tm.texi: Regenerated.
11475 2016-06-02 Martin Liska <mliska@suse.cz>
11477 * predict.c (combine_predictions_for_bb): Fix first match in
11478 cases where a first predictor contains more than one occurence
11479 in list of predictors. Take the best value in such case.
11481 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11483 PR rtl-optimization/71295
11484 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11485 offset would go over the size of the inner mode reject it.
11487 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11489 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11490 x=x,x and v=v,m instead of x=x,m.
11492 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11493 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11494 alternative to v=rm,C.
11496 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11497 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11498 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11499 instead of vex for the last two above mentioned alternatives.
11501 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11504 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11506 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11508 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11510 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11512 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11513 from int to unsigned.
11515 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11517 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11518 alternatives, eliminating preferred register class. Add support
11519 for the MTVSRDD instruction in ISA 3.0.
11520 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11521 reg_or_indexed_operand.
11522 (vsx_splat_v4sf_internal): Likewise.
11524 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11527 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11528 for loading up all 0's or all 1's.
11530 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11532 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11534 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11536 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11538 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11539 * gcc.c (set_source_date_epoch_envvar): New function, sets
11540 the SOURCE_DATE_EPOCH environment variable to the current time.
11542 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11544 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11545 the factor for live Phi nodes.
11547 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11549 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11550 * tree-parloops.c (parallelize_loops): likewise.
11551 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11552 tree_unswitch_outer_loop): likewise.
11554 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11556 PR middle-end/71371
11557 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11558 around creation of the temporary.
11560 2016-06-01 Richard Biener <rguenther@suse.de>
11562 PR tree-optimization/71366
11563 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11564 (unloop_loops): Move removing edges here ...
11565 (try_unroll_loop_completely): ... from here.
11566 (try_peel_loop): ... and here.
11567 (tree_unroll_loops_completely_1): Track parent loops via
11568 bitmap of header BBs.
11569 (tree_unroll_loops_completely): Adjust for that.
11571 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11573 * config/rs6000/altivec.h (vec_slv): New macro.
11574 (vec_srv): New macro.
11575 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11576 (UNSPEC_VSRV): New value.
11579 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11580 (vsrv): New builtin definition.
11581 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11582 define argument types for new builtin.
11583 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11585 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11588 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11589 Jocelyn Mayer <l_indien@magic.fr>
11592 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11593 detect processor family for signature_CENTAUR_ebx.
11594 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11595 signature_CENTAUR_ebx.
11596 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11597 <default>: Pass x86-64 for has_longmode.
11599 2016-06-01 Nathan Sidwell <nathan@acm.org>
11601 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11604 2016-06-01 Richard Biener <rguenther@suse.de>
11606 PR tree-optimization/71261
11607 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11608 of stmts successfully put in the bool pattern. Remove
11609 single-use restriction.
11610 (adjust_bool_pattern_cast): Add cast at the use site via the
11611 pattern def sequence.
11612 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11613 of patterned defs. Use the pattern def seqence instead of
11614 multiple independent patterns.
11615 (sort_after_uid): New qsort compare function.
11616 (adjust_bool_stmts): New function to process stmts in the bool
11617 pattern in IL order.
11618 (vect_recog_bool_pattern): Adjust.
11619 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11620 (ifcvt_walk_pattern_tree): Likewise.
11621 (stmt_is_root_of_bool_pattern): Likewise.
11622 (ifcvt_repair_bool_pattern): Likewise.
11623 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11625 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11627 * loop-unroll.c (decide_unroll_constant_iterations,
11628 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11629 likely upper bounds.
11630 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11632 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11634 * tree-core.h (enum omp_clause_code): Remove
11635 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11637 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11639 * config/arm/sync.md (arm_store_exclusive<mode>):
11640 Use 'H' output modifier on operands[2] rather than creating a new
11641 entry in out-of-bounds memory of the operands array.
11642 (arm_store_release_exclusivedi): Likewise.
11644 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11646 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11647 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11648 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11649 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11651 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11653 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11654 into account live statements for mask producers.
11656 2016-06-01 Richard Biener <rguenther@suse.de>
11658 PR tree-optimization/71311
11659 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11660 restrict to non-INTEGER_CST @0.
11662 2016-06-01 Richard Biener <rguenther@suse.de>
11664 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11665 (relational patterns): Use :c to avoid pattern duplications.
11667 2016-06-01 Richard Biener <rguenther@suse.de>
11669 * genmatch.c (comparison_code_p): New predicate.
11670 (swap_tree_comparison): New function.
11671 (commutate): Add for_vec parameter to append new for entries.
11672 Support commutating relational operators by swapping it alongside
11674 (lower_commutative): Adjust.
11675 (dt_simplify::gen): Do not pass artificial operators to gen
11677 (decision_tree::gen): Do not add artificial operators as parameters.
11678 (parser::parse_expr): Verify operator commutativity when :c is
11679 applied. Allow :C to override this.
11680 * match.pd: Adjust patterns to use :C instead of :c where required.
11682 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11684 PR tree-optimization/71077
11685 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11686 the combining step, use boolean_false_node and boolean_true_node
11687 as the designated false/true return values.
11689 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11691 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11692 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11693 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11696 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11698 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11699 of flags impliying the register renaming.
11700 * toplev.c (process_options): Do not imply flag_rename_registers with
11703 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11705 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11706 default implementation.
11708 2016-05-31 Nathan Sidwell <nathan@acm.org>
11710 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11712 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11714 * config/sh/constraints.md (b): Remove constraint.
11715 * config/sh/predicates.md (arith_reg_operand): Remove
11717 * config/sh/sh-modes.def (PDI): Remove.
11718 * config/sh/sh.c (sh_target_reg_class,
11719 sh_optimize_target_register_callee_saved): Remove functions.
11720 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11721 (sh_expand_epilogue): Update comment.
11722 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11723 sh_secondary_reload): Remove TARGET_REGS related code.
11724 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
11725 TARGET_REGISTER_P): Remove macros.
11726 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
11727 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
11728 TR1_REG, TR2_REG): Remove constants.
11729 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
11731 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11733 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
11734 define_expand patterns.
11735 (adddi3_compact): Rename to adddi3.
11736 (subdi3_compact): Rename to subdi3.
11737 (*negdi2): Rename to negdi2.
11738 (*abs<mode>2): Rename to abs<mode>2.
11740 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11742 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
11743 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
11744 (atomic_sub_fetchsi): ... this new pattern.
11745 (mvtc): Add CC_REG clobber.
11747 2016-05-31 Marek Polacek <polacek@redhat.com>
11749 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
11751 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11753 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
11754 aarch64_fusion_enabled_p to check for fusion capabilities.
11756 2016-05-31 Richard Biener <rguenther@suse.de>
11758 PR tree-optimization/71352
11759 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
11760 minus one and a negate.
11762 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11764 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
11765 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
11767 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
11768 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
11769 Remove use of aarch64_simd_attr_length_move, set length attribute
11771 (*aarch64_be_movoi): Likewise.
11772 (*aarch64_be_movci): Likewise.
11773 (*aarch64_be_movxi): Likewise.
11775 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11777 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
11778 It no longer does that.
11779 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
11781 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
11783 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
11784 attribute __unused__.
11786 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
11788 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
11789 * config/arm/arm.c (arm_arch_thumb1): Define.
11790 (arm_option_override): Initialize arm_arch_thumb1.
11791 * config/arm/arm.h (arm_arch_thumb1): Declare.
11792 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
11793 support Thumb-1 ISA.
11795 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
11798 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
11799 `Yv' for scalar operand.
11801 2016-05-31 Tom de Vries <tom@codesourcery.com>
11803 PR tree-optimization/69068
11804 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
11805 phis with more than two args.
11807 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
11809 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
11810 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
11813 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
11815 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
11817 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11819 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
11820 cpu_32, cpu_64, tune_32 and tune_64.
11821 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
11823 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
11825 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
11827 2016-05-30 Andi Kleen <ak@linux.intel.com>
11829 * auto-profile.c (read_profile): Replace asserts with errors
11830 when file does not exist.
11831 * gcov-io.c (gcov_read_words): Dito.
11833 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11835 * tree-cfg.c (print_loop): Print likely upper bounds.
11837 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11839 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
11840 * opts.c (default_options): Enable peel loops at -O3.
11841 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
11842 (try_peel_loop): Do not re-peel already peeled loops;
11843 use likely upper bounds; fix profile updating.
11844 (pass_complete_unroll::execute): Initialize peeled_loops.
11846 2016-05-30 Martin Liska <mliska@suse.cz>
11848 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
11849 computed costs by frequency of BB they belong to.
11850 (get_scaled_computation_cost_at): New function.
11852 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
11853 Marc Glisse <marc.glisse@inria.fr>
11855 PR tree-optimization/71289
11856 * match.pd (-1 / B < A, A > -1 / B): New transformations.
11858 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11860 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
11862 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11864 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
11865 for peeled copies; avoid underflow when updating estimates; correctly
11866 scale loop profile.
11868 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11870 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
11871 r236875. Corrected oe3 to oe2 as obvious.
11873 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11875 PR middle-end/71269
11876 PR middle-end/71252
11877 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
11878 that inserted stmt will not dominate stmts that defines its operand.
11879 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
11880 (rewrite_expr_tree_parallel): Likewise.
11882 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11884 PR middle-end/71252
11885 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
11886 all fields including stmt_to_insert are swapped.
11888 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11890 * predict.h (force_edge_cold): Declare.
11891 * predict.c (force_edge_cold): New function.
11892 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
11894 (canonicalize_loop_induction_variables): Fix formating.
11896 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11898 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
11899 (visium_expand_copysign): Use gen_int_mode directly.
11900 (visium_compute_frame_size): Minor tweaks.
11902 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11904 * tree-vect-loop.c (vect_analyze_loop_2): Use
11905 likely_max_stmt_executions_int.
11907 2016-05-30 Tom de Vries <tom@codesourcery.com>
11909 PR tree-optimization/69067
11910 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11912 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11915 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11916 New peepholes to remove unneeded fild/fistp pairs.
11917 (define_peephole2 atomic_loaddi_fpu): Ditto.
11919 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11921 * predict.c (maybe_hot_frequency_p): Avoid division.
11923 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11925 * doc/install.texi: Use https for shop.fsf.org.
11927 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11929 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11930 likely_max_stmt_executions_int.
11932 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11934 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11935 likely_max_stmt_executions_int.
11937 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11939 * profile.c (compute_branch_probabilities): Do not report hitrates
11941 (branch_prob): Report hitrates here.
11942 * predict.c (gimple_predict_edge): Do not assert profile status;
11943 fix formatting issues.
11945 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11947 * predict.c (edge_predicted_by_p): New function.
11948 (predict_paths_for_bb): Do not put multiple predictions of the same type
11951 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11953 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11956 2016-05-28 Alan Modra <amodra@gmail.com>
11958 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11960 2016-05-28 Alan Modra <amodra@gmail.com>
11962 PR rtl-optimization/71275
11963 * ira.c (ira): Free dominance info.
11965 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11967 * doc/sourcebuild.texi: New address for upstream Go repository.
11969 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11971 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11972 (TARGET_ARM_V7M): Likewise.
11974 2016-05-26 Jeff Law <law@redhat.com>
11976 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11977 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11978 * passes.def: Add jump threading passes before DOM/VRP.
11979 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11980 argument to a basic block from an edge. Remove tests which are
11982 (pass_data_thread_jumps, class pass_thread_jumps): New.
11983 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11984 (make_pass_thread_jumps): Likewise.
11985 * tree-pass.h (make_pass_thread_jumps): Declare.
11987 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11989 * config/visium/visium-protos.h (split_double_move): Rename into...
11990 (visium_split_double_move): ...this.
11991 (visium_split_double_add): Declare.
11992 * config/visium/visium.c (split_double_move): Rename into...
11993 (visium_split_double_move): ...this.
11994 (visium_split_double_add): New function.
11995 (visium_expand_copysign): Renumber operands for consistency.
11996 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11997 (DFmode move splitter): Likewise.
11998 (*addi3_insn): Split by means of visium_split_double_add.
11999 (*adddi3_insn_flags): Delete.
12000 (*plus_plus_sltu<subst_arith>): New insn.
12001 (*subdi3_insn): Split by means of visium_split_double_add.
12002 (subdi3_insn_flags): Delete.
12003 (*minus_minus_sltu<subst_arith>): New insn.
12004 (*negdi2_insn): Split by means of visium_split_double_add.
12005 (*negdi2_insn_flags): Delete.
12007 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12009 * configure.ac: Treat a --with-headers option without argument
12010 the same as the default (i.e. consult sys-include directory).
12011 * configure: Regenerate.
12013 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12015 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12016 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12018 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12019 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12021 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12024 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12025 tree-stdarg analysis results.
12026 (aarch64_setup_incoming_varargs): Likewise.
12028 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12030 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12031 va_list_gpr_counter_field and va_list_fpr_counter_field.
12033 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12036 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12037 * config/aarch64/aarch64.c
12038 (aarch64_cannot_change_mode_class): Remove function.
12039 * config/aarch64/aarch64-protos.h
12040 (aarch64_cannot_change_mode_class): Remove.
12042 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12044 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12045 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12046 get_likely_max_loop_iterations_int): New.
12047 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12048 any_likely_upper_bound.
12049 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12051 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12052 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12054 (unroll_loop_constant_iterations): Likewise.
12055 (unroll_loop_runtime_iterations): Likewise.
12056 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12057 * lto-streamer-out.c (output_cfg): Likewise.
12058 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12060 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12061 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12062 (likely_max_loop_iterations): New.
12063 (likely_max_loop_iterations_int): New.
12064 (likely_max_stmt_executions): New.
12065 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12066 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12067 likely_max_stmt_executions): Declare.
12069 2016-05-27 Marek Polacek <polacek@redhat.com>
12071 PR middle-end/71308
12072 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12074 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12076 * config/s390/s390.md (2x risbg splitters): Use
12077 reg_overlap_mentioned_p instead of rtx_equal_p.
12079 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12081 * combine.c (make_compound_operation): Take known zero bits into
12082 account when checking for possible zero_extend.
12084 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12086 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12087 Use const_int_operand for operand 2 predicate. Simplify expand code
12090 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12092 PR middle-end/71279
12093 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12096 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12098 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12099 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12100 that returns CC_SESWPmode and CC_ZESWPmode.
12101 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12103 (aarch64_rtx_costs): Likewise.
12105 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12107 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12108 for ISA 3.0 min/max support.
12109 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12110 conditional move support.
12111 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12112 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12114 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12115 conditional moves where the comparison type is different from move
12117 (fp_minmax): New code iterator for smin/smax.
12118 (minmax): New code attributes for min/max.
12119 (SMINMAX): Likewise.
12120 (smax<mode>3): Combine min, max insns into one insn using the
12121 fp_minmax code iterator. Add support for ISA 3.0 min/max
12122 instructions that don't need -ffast-math.
12123 (s<minmax><mode>3): Likewise.
12124 (smax<mode>3_vsx): Likewise.
12125 (smin<mode>3): Likewise.
12126 (s<minmax><mode>3_vsx): Likewise.
12127 (smin<mode>3_vsx): Likewise.
12128 (pre-VSX min/max splitters): Likewise.
12129 (s<minmax><mode>3_fpr): Likewise.
12130 (movsfcc): Rewrite floating point conditional moves to combine
12131 SFmode/DFmode into a single insn.
12132 (mov<mode>cc): Likewise.
12133 (movdfcc): Likewise.
12134 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12135 SFDF2 iterators to handle all combinations.
12136 (fseldfsf4): Likewise.
12137 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12138 (fseldfdf4): Likewise.
12139 (fselsfdf4): Likewise.
12140 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12141 comparison instructions that set a 0/-1 mask, and use it for
12142 floating point conditional move via XXSEL.
12143 (fpmask<mode>): Likewise.
12144 (xxsel<mode>): Likewise.
12145 * config/rs6000/predicates.md (min_max_operator): Delete, no
12147 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12148 instructions that generate a 0/-1 mask for use with XXSEL.
12149 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12150 say whether floating point min/max is available, either through
12151 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12152 (TARGET_MINMAX_DF): Likewise.
12154 2016-05-27 Alan Modra <amodra@gmail.com>
12156 PR rtl-optimization/71275
12157 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12158 for update_equiv_regs and combine_and_move_insns.
12160 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
12162 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
12163 if_then_else or cond RTXes to calculate attribute value.
12164 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
12165 <attr "length_immediate>: Ditto.
12166 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
12167 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
12168 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
12169 <attr "type">: Ditto.
12170 <attr "prefix_data16">: Ditto.
12171 <attr "prefix_extra">: Ditto.
12172 <attr "length_immediate">: Ditto.
12173 <attr "prefix">: Ditto.
12174 (vec_set<mode>_0) <attr "isa">: Ditto.
12175 <attr "prefix_extra">: Ditto.
12176 <attr "length_immediate">: Ditto.
12177 <attr "prefix">: Ditto.
12178 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
12179 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
12180 (sse2_storelpd) <attr "prefix_data16">: Ditto.
12181 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
12182 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
12183 <attr "length_immediate">: Ditto.
12184 <attr "prefix">: Ditto.
12185 (sse2_movsd) <attr "length_immediate">: Ditto.
12186 <attr "prefix">: Ditto.
12187 (vec_concatv2df) <attr "isa">: Ditto.
12188 <attr "prefix">: Ditto.
12189 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
12190 (*vec_extractv2di_1) <attr "isa">: Ditto.
12191 <attr "type">: Ditto.
12192 <attr "length_immediate">: Ditto.
12193 <attr "prefix_rex">: Ditto.
12194 <attr "prefix_extra">: Ditto.
12195 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
12196 <attr "prefix_extra">: Ditto.
12197 <attr "length_immediate">: Ditto.
12198 (vec_concatv2di) <attr "isa">: Ditto.
12199 <attr "prefix_extra">: Ditto.
12200 <attr "length_immediate">: Ditto.
12201 <attr "prefix">: Ditto.
12203 2016-05-26 Martin Liska <mliska@suse.cz>
12205 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
12207 (operator+): Likewise.
12208 (operator-): Likewise.
12209 (comp_cost::operator+=): Likewise.
12210 (comp_cost::operator-=): Likewise.
12211 (comp_cost::operator/=): Likewise.
12212 (comp_cost::operator*=): Likewise.
12213 (operator<): Likewise.
12214 (operator==): Likewise.
12215 (operator<=): Likewise.
12216 (new_cost): Remove.
12217 (infinite_cost_p): Likewise.
12218 (add_costs): Likewise.
12219 (sub_costs): Likewise.
12220 (compare_costs): Likewise.
12221 (set_group_iv_cost): Use the newly introduced functions.
12222 (get_address_cost): Likewise.
12223 (get_shiftadd_cost): Likewise.
12224 (force_expr_to_var_cost): Likewise.
12225 (split_address_cost): Likewise.
12226 (ptr_difference_cost): Likewise.
12227 (difference_cost): Likewise.
12228 (get_computation_cost_at): Likewise.
12229 (determine_group_iv_cost_generic): Likewise.
12230 (determine_group_iv_cost_address): Likewise.
12231 (determine_group_iv_cost_cond): Likewise.
12232 (autoinc_possible_for_pair): Likewise.
12233 (determine_group_iv_costs): Likewise.
12234 (cheaper_cost_pair): Likewise.
12235 (iv_ca_recount_cost): Likewise.
12236 (iv_ca_set_no_cp): Likewise.
12237 (iv_ca_set_cp): Likewise.
12238 (iv_ca_cost): Likewise.
12239 (iv_ca_new): Likewise.
12240 (iv_ca_dump): Likewise.
12241 (iv_ca_narrow): Likewise.
12242 (iv_ca_prune): Likewise.
12243 (iv_ca_replace): Likewise.
12244 (try_add_cand_for): Likewise.
12245 (try_improve_iv_set): Likewise.
12246 (find_optimal_iv_set): Likewise.
12248 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
12250 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
12251 that internal functions will clobber all caller-saved registers.
12253 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12255 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
12256 Return a better case_values_threshold when optimizing.
12258 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12260 * config/aarch64/aarch64-simd.md (aarch64_combinez):
12261 Add ? to integer variant.
12262 (aarch64_combinez_be): Likewise.
12264 2016-05-26 Jakub Jelinek <jakub@redhat.com>
12266 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
12267 instead of x constraint.
12268 (vcvtps2ph256<mask_name>): Likewise.
12270 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
12271 alternative. Formatting fix.
12273 * config/i386/sse.md
12274 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
12276 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
12277 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
12278 maybe_evex prefix instead of vex.
12279 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
12280 EXT_REX_SSE_REG_P (op0) case in the splitter.
12282 2016-05-25 Jeff Law <law@redhat.com>
12284 PR tree-optimization/71272
12285 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
12286 Update comments. Add test for empty path.
12288 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12290 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
12291 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
12292 special case builtin.
12293 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12294 code for ALTIVEC_BUILTIN_VEC_CMPNE.
12295 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12296 for __builtin_vec_cmpne.
12298 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
12300 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
12301 redundant test and bail out if the type of the new operand is not
12302 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
12304 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12306 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
12307 (x_ix86_target_flags_explicit): Remove.
12308 * config/i386/i386.c (ix86_function_specific_save): Do not copy
12309 x_ix86_target_flags_explicit.
12310 (ix86_function_specific_restore): Ditto.
12312 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12313 H.J. Lu <hongjiu.lu@intel.com>
12316 * common/config/i386/i386-common.c
12317 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
12318 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
12319 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
12320 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
12321 (-mgeneral-regs-only): Add new option.
12322 * config/i386/i386.c (ix86_option_override_internal): Don't enable
12323 x87 instructions if only general registers are allowed.
12324 (ix86_target_string): Add ix86_flags argument. Handle additional
12325 flags options through ix86_flags argument. Update all callers.
12326 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
12328 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12330 PR rtl-optimization/66940
12331 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
12332 decrementing desired_val will not overflow before performing these
12335 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
12337 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
12338 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
12339 * config/i386/i386.c (enum ix86_builtins): Add
12340 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
12341 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
12342 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
12343 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
12344 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
12345 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
12346 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
12347 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
12348 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
12349 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
12350 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
12351 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
12352 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
12353 __builtin_ia32_cvtps2dq512_mask.
12354 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
12355 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
12356 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
12357 * config/i386/sse.md
12358 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12360 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12361 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12363 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12364 (avx512f_vec_pack_sfix_v8df): New define_expand.
12365 (avx512f_roundpd512): Rename to ...
12366 (avx512f_round<castmode>512): ... this. Change iterator.
12367 (avx512f_roundps512_sfix): New define_expand.
12368 (round<mode>2_sfix): Change iterator.
12370 2016-05-25 Nick Clifton <nickc@redhat.com>
12372 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12373 static interrupt handler is detected.
12374 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12375 default linker script.
12376 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12377 the low part of a symbolic pointer.
12379 2016-05-25 Richard Biener <rguenther@suse.de>
12381 PR tree-optimization/71261
12382 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12383 interesting stmt instead of immediate uses when looking
12384 for the use operand to replace.
12386 2016-05-25 Martin Liska <mliska@suse.cz>
12388 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12390 2016-05-25 Richard Biener <rguenther@suse.de>
12392 PR tree-optimization/71264
12393 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12396 2016-05-25 Martin Liska <mliska@suse.cz>
12398 PR tree-optimization/71239
12399 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12400 if DECL_SIZE is NULL.
12402 2016-05-25 Richard Biener <rguenther@suse.de>
12404 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12405 * tree-if-conv.c (pass_data_if_conversion): Use it.
12407 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12409 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12410 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12411 * varpool.c (varpool_node::get_availability): Likewise.
12413 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12415 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12416 VNEGW/VNEGD instructions.
12417 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12418 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12419 support for ISA 3.0 VNEGW/VNEGD instructions.
12421 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12423 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12424 pointers inside OACC_DATA regions.
12425 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12426 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12427 (gimplify_adjust_omp_clauses): Fix typo in comment.
12429 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12431 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12432 parity built-in functions.
12433 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12435 (p9v_parity<mode>2): Likewise.
12436 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12438 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12439 (parity<mode>2): ISA 3.0 expander for vector parity.
12440 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12442 (BU_P9_64BIT_MISC_0): Likewise.
12443 (BU_P9_MISC_0): Likewise.
12444 (BU_P9V_AV_1): Likewise.
12445 (BU_P9V_AV_2): Likewise.
12446 (BU_P9V_AV_3): Likewise.
12447 (BU_P9V_AV_P): Likewise.
12448 (BU_P9V_VSX_1): Likewise.
12449 (BU_P9V_OVERLOAD_1): Likewise.
12450 (BU_P9V_OVERLOAD_2): Likewise.
12451 (BU_P9V_OVERLOAD_3): Likewise.
12452 (VCTZB): Add vector count trailing zeros support.
12456 (VPRTYBD): Add vector parity support.
12457 (VPRTYBQ): Likewise.
12458 (VPRTYBW): Likewise.
12459 (VCTZ): Add overloaded vector count trailing zeros support.
12460 (VPRTYB): Add overloaded vector parity support.
12461 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12462 overloaded vector count trailing zeros and parity instructions.
12463 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12464 vector parity support.
12465 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12466 trailing zeros support.
12467 (vec_cntlz): Likewise.
12468 (vec_vctzb): Likewise.
12469 (vec_vctzd): Likewise.
12470 (vec_vctzh): Likewise.
12471 (vec_vctzw): Likewise.
12472 (vec_vprtyb): Add ISA 3.0 vector parity support.
12473 (vec_vprtybd): Likewise.
12474 (vec_vprtybw): Likewise.
12475 (vec_vprtybq): Likewise.
12476 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12477 the ISA 3.0 vector count trailing zeros and vector parity built-in
12480 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12482 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12483 when there is stmt_to_insert.
12485 2016-05-24 Martin Sebor <msebor@redhat.com>
12488 * tree.h (complete_or_array_type_p): New inline function.
12490 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12492 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12493 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12494 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12496 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12497 Limit 1st alternative to noavx isa, split 2nd alternative into one
12498 noavx and one avx alternative, use *x and Bm in the former and
12499 x and m in the latter.
12501 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12502 of sse4 for the first alternative, drop %v from the template
12503 and d operand modifier. Split second alternative into one sse4_noavx
12504 and one avx alternative, use *x instead of *v in the former and v
12505 instead of *v in the latter.
12506 (*sse4_1_extractps): Use noavx isa instead of * for the first
12507 alternative, drop %v from the template. Split second alternative into
12508 one noavx and one avx alternative, use *x instead of *v in the
12509 former and v instead of *v in the latter.
12510 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12511 with noavx and the last one with avx.
12512 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12513 split the second one into one noavx and one avx alternative,
12514 use *x and Bm in the former and x and m in the latter one.
12515 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12518 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12519 first two alternatives to noavx, use *x instead of *v in the second
12520 one, add avx alternative without *.
12521 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12522 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12523 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12525 2016-05-24 Jeff Law <law@redhat.com>
12527 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12528 New function, extracted from...
12529 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12530 Allow simple copies and constant initializations in the SSA chain.
12532 2016-05-24 Marek Polacek <polacek@redhat.com>
12535 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12538 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12541 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12542 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12543 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12544 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12545 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12547 2016-05-24 Richard Biener <rguenther@suse.de>
12549 PR tree-optimization/71240
12550 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12553 2016-05-24 Richard Biener <rguenther@suse.de>
12555 PR tree-optimization/71230
12556 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12558 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12560 * tree-vectorizer.h (vectorizable_comparison): Delete.
12561 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12562 PURE_SLP_STMT check.
12563 * tree-vect-stmts.c (vectorizable_call): Likewise.
12564 (vectorizable_simd_clone_call): Likewise.
12565 (vectorizable_conversion): Likewise.
12566 (vectorizable_assignment): Likewise.
12567 (vectorizable_shift): Likewise.
12568 (vectorizable_operation): Likewise.
12569 (vectorizable_load): Likewise.
12570 (vectorizable_condition): Likewise.
12571 (vectorizable_store): Likewise. Assert that we don't have
12573 (vectorizable_comparison): Make static. Remove redundant
12574 PURE_SLP_STMT check.
12575 (vect_transform_stmt): Assert that we always have an slp_node
12578 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12580 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12581 operands[2] against 1 with comparison against CONST1_RTX.
12582 (<shift>di3_neon): Likewise.
12583 * config/arm/predicates.md (const0_operand): Replace with comparison
12584 against CONST0_RTX.
12586 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12588 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12589 operands[2] against 1 with comparison against CONST1_RTX.
12590 (ashrdi3): Likewise.
12591 (lshrdi3): Likewise.
12592 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12594 (ashrsi3): Likewise.
12595 (lshrsi3): Likewise.
12596 (rotrsi3): Likewise.
12597 (define_split above *compareqi_eq0): Likewise.
12598 (define_split above "prologue"): Likewise.
12599 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12600 * config/arm/predicates.md (shift_operator): Likewise.
12601 (shift_nomul_operator): Likewise.
12602 (sat_shift_operator): Likewise.
12603 (thumb1_cmp_operand): Likewise.
12604 (const_neon_scalar_shift_amount_operand): Replace manual range
12605 check with IN_RANGE.
12606 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12607 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12609 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12611 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12612 with HOST_WIDE_INT_1.
12614 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12615 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12616 (arm_canonicalize_comparison): Likewise.
12617 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12619 (thumb1_size_rtx_costs): Likewise.
12620 (vfp_const_double_index): Replace cast of 1 to unsigned
12621 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12622 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12624 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12625 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12626 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12627 HOST_WIDE_INT with HOST_WIDE_INT_1.
12629 2016-05-24 Marek Polacek <polacek@redhat.com>
12631 * tree-cfg.h (should_remove_lhs_p): New predicate.
12632 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12633 * gimplify.c (gimplify_modify_expr): Likewise.
12634 * tree-cfg.c (verify_gimple_call): Likewise.
12635 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12636 * gimple-fold.c: Include "tree-cfg.h".
12637 (gimple_fold_call): Use should_remove_lhs_p.
12639 2016-05-24 Richard Biener <rguenther@suse.de>
12641 PR tree-optimization/71253
12642 * cfganal.h (control_dependences): Make robust against edge
12644 (control_dependences::control_dependences): Remove edge_list argument.
12645 (control_dependences::get_edge): Remove.
12646 (control_dependences::get_edge_src): Add.
12647 (control_dependences::get_edge_dest): Likewise.
12648 (control_dependences::m_el): Make a vector of edge src/dest index.
12649 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12650 (control_dependences::control_dependences): Likewise.
12651 (control_dependences::~control_dependence): Likewise.
12652 (control_dependences::get_edge): Remove.
12653 (control_dependences::get_edge_src): Add.
12654 (control_dependences::get_edge_dest): Likewise.
12655 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12657 (perform_tree_ssa_dce): Adjust.
12658 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12660 (pass_loop_distribution::execute): Adjust. Do loop destroying
12661 conditional on changed.
12663 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12666 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12667 return. Reindent transformation comment and mention the ARM state
12670 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12672 PR middle-end/71252
12673 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12674 after build_and_add_sum creates new use stmt.
12676 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12678 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12679 load_lanes/grouped_load classification comes first. Don't check
12680 whether the vectorization factor is a multiple of the group size
12683 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12685 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12686 GROUP_GAP for single-element interleaving.
12687 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12690 2016-05-24 Richard Biener <rguenther@suse.de>
12692 PR middle-end/70434
12694 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12695 bases which are accessed with non-invariant indices.
12696 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12697 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12699 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12701 PR middle-end/71170
12702 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12703 (add_to_ops_vec): Add stmt_to_insert.
12704 (add_repeat_to_ops_vec): Init stmt_to_insert.
12705 (insert_stmt_before_use): New.
12706 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12708 (get_ops): Init stmt_to_insert.
12709 (maybe_optimize_range_tests): Likewise.
12710 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12711 (rewrite_expr_tree_parallel): Likewise.
12712 (reassociate_bb): Likewise.
12714 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12717 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12718 ISA 3.0 xxperm fusion alternative.
12719 (altivec_vperm_v8hiv16qi): Likewise.
12720 (altivec_vperm_<mode>_uns_internal): Likewise.
12721 (vperm_v8hiv4si): Likewise.
12722 (vperm_v16qiv8hi): Likewise.
12724 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12725 Kelvin Nilsen <kelvin@gcc.gnu.org>
12727 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
12728 vpermr/xxpermr on ISA 3.0.
12729 (altivec_expand_vec_perm_le): Likewise.
12730 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
12731 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
12734 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
12736 * config/i386/i386.h (IS_STACK_MODE): Enable for
12737 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
12738 SSE_FLOAT_MODE_P macros.
12739 * config/i386/i386.c (ix86_preferred_reload_class): Use
12740 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
12741 Cleanup regclass processing for CONST_DOUBLE_P.
12742 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
12743 (ix86_rtx_costs): Remove redundant TARGET_80387 check
12744 with IS_STACK_MODE macro.
12745 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
12747 (*movdf_internal): Use IS_STACK_MODE macro.
12748 (*movsf_internal): Ditto.
12750 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
12752 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
12753 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
12755 2016-05-23 Jeff Law <law@redhat.com>
12757 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
12759 (fsm_find_control_statement_thread_paths): Call it.
12761 2016-05-23 Martin Jambor <mjambor@suse.cz>
12764 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
12765 from_global_constant if t is not NULL.
12767 2016-05-23 Marek Polacek <polacek@redhat.com>
12770 * common.opt (Wswitch-unreachable): New option.
12771 * doc/invoke.texi: Document -Wswitch-unreachable.
12772 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
12775 2016-05-23 Bin Cheng <bin.cheng@arm.com>
12777 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
12778 TMR_INDEX is non-NULL.
12780 2016-05-23 Richard Biener <rguenther@suse.de>
12782 PR tree-optimization/71230
12783 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
12784 (try_special_add_to_ops): ... here. Always test for single-use.
12786 2016-05-23 Martin Jambor <mjambor@suse.cz>
12788 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
12789 default block if a PHI node in the original one would be resized.
12791 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12793 PR tree-optimization/58135
12794 * tree-vect-slp.c: When group size is not multiple
12795 of vector size, allow splitting of store group at
12798 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
12800 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
12802 2016-05-22 Jakub Jelinek <jakub@redhat.com>
12804 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12805 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
12806 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
12809 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
12810 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
12811 v constraint instead of x and vinserti32x4 insn.
12813 * config/i386/sse.md (i128vldq): New mode iterator.
12814 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
12815 avx512dq and avx512vl alternatives.
12817 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
12818 constraint, use maybe_evex prefix instead of vex.
12819 (vec_dupv4sf): Use v constraint instead of x for output
12820 operand except for noavx alternative, use Yv constraint
12821 instead of x for input. Use maybe_evex prefix instead of vex.
12822 (*vec_dupv4si): Likewise.
12823 (*vec_dupv2di): Likewise.
12825 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12827 PR middle-end/40921
12828 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
12829 (linearize_expr_tree): Call try_special_add_to_ops.
12830 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
12832 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12834 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
12835 to computed stack_usage.
12837 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12840 * config/avr/avr.md (define_expand "mov<mode>"): If the source
12841 operand is subreg (symbol_ref) then move the symbol ref to register.
12843 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
12845 * tree.c (array_at_struct_end_p): Look through MEM_REF.
12847 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12849 PR middle-end/71179
12850 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
12853 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12855 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
12856 ranges by calling get_single_symbol and tidy up. Look more closely
12857 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
12859 2016-05-20 Jeff Law <law@redhat.com>
12861 * bitmap.c (bitmap_find_bit): Remove useless test.
12863 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
12865 * function.c (thread_prologue_and_epilogue_insns): Commit the
12866 insertion of the epilogue.
12868 2016-05-20 Martin Jambor <mjambor@suse.cz>
12870 PR tree-optimization/70884
12871 * tree-sra.c (initialize_constant_pool_replacements): Do not check
12872 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
12873 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
12874 of constant pool data as a reason for scalarization.
12876 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12878 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
12879 for naked functions.
12880 (thumb1_expand_prologue): Likewise.
12882 2016-05-20 Nathan Sidwell <nathan@acm.org>
12884 * config/nvptx/nptx.c (nvptx_option_override): Only set
12885 flag_toplevel_reorder, if not explicitly specified. Set
12886 flag_no_common, unless explicitly specified.
12888 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12890 * calls.c (can_implement_as_sibling_call_p): Mark param
12891 reg_parm_stack_space with ATTRIBUTE_UNUSED.
12893 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
12895 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
12896 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
12897 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12899 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
12900 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
12901 and CASE_CONST_ANY.
12903 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
12905 * config/nvptx/nvptx.md (sincossf3): New pattern.
12907 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12909 * calls.c (maybe_complain_about_tail_call): New function.
12910 (initialize_argument_information): Call
12911 maybe_complain_about_tail_call when clearing *may_tailcall.
12912 (can_implement_as_sibling_call_p): Call
12913 maybe_complain_about_tail_call when returning false.
12914 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12915 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12916 if tail-call optimization fails.
12917 * cfgexpand.c (expand_call_stmt): Initialize
12918 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12919 * gimple-pretty-print.c (dump_gimple_call): Dump
12920 gimple_call_must_tail_p.
12921 * gimple.c (gimple_build_call_from_tree): Call
12922 gimple_call_set_must_tail with the value of
12923 CALL_EXPR_MUST_TAIL_CALL.
12924 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12925 (gimple_call_set_must_tail): New function.
12926 (gimple_call_must_tail_p): New function.
12927 * print-tree.c (print_node): Update printing of TREE_STATIC
12928 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12929 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12930 trailing comment listing applicable flags.
12931 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12933 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12935 * calls.c (expand_call): Move "Rest of purposes for tail call
12936 optimizations to fail" to...
12937 (can_implement_as_sibling_call_p): ...this new function, and
12938 split into multiple "if" statements.
12940 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12942 * cfgloop.h (expected_loop_iterations_unbounded,
12943 expected_loop_iterations): Unconstify.
12944 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12945 profile with known upper bound; return 3 when profile is absent.
12946 (expected_loop_iterations): Update.
12948 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12950 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12951 and get_max_loop_iterations_int.
12953 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12955 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12956 realistic upper bounds here.
12958 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12961 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12962 calls if the LHS is variable length or has addressable type.
12963 If targets[0]->decl is a noreturn call with void return type and
12964 zero arguments, adjust fntype and remove lhs in that case.
12966 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12968 PR tree-optimization/71079
12969 PR tree-optimization/71206
12970 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12972 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12974 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12975 (get_vec_alignment_for_array_decl): Likewise.
12976 (get_vec_alignment_for_record_decl): Likewise.
12977 (increase_alignment::execute): Move code to find alignment to
12978 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12979 (type_align_map): New hash_map.
12981 2016-05-20 Richard Guenther <rguenther@suse.de>
12983 PR tree-optimization/29756
12984 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12985 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12986 * fold-const.c (operand_equal_p): Likewise.
12987 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12988 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12989 * tree-inline.c (estimate_operator_cost): Likewise.
12990 * tree-pretty-print.c (dump_generic_node): Likewise.
12991 * tree-ssa-operands.c (get_expr_operands): Likewise.
12992 * cfgexpand.c (expand_debug_expr): Likewise.
12993 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12994 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12995 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12996 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12997 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12998 (execute_update_addresses_taken): Do it.
13000 2016-05-20 Richard Biener <rguenther@suse.de>
13002 PR tree-optimization/71185
13003 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13004 register operations.
13006 2016-05-20 Richard Biener <rguenther@suse.de>
13008 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13009 gimple_seq_add_seq_without_update.
13010 (release_bb_predicate): Assert we have no operands to free.
13011 (if_convertible_loop_p_1): Calculate post dominators later.
13012 Do not free BB predicates here.
13013 (combine_blocks): Do not recompute BB predicates.
13014 (version_loop_for_if_conversion): Save BB predicates around
13017 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13019 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13020 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13021 code. Ignore sibcalls on EDGE_IGNORE edges.
13022 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13023 on edges for sibcalls that run without prologue. The rest of the
13024 function is combined from...
13025 (fix_fake_fallthrough_edge): ... this, and ...
13026 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13027 function argument, make it a local variable.
13029 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13031 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13032 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13033 for 32-bit mode and SEH for 64-bit.
13034 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13035 TARGET_64BIT_DEFAULT.
13037 2016-05-19 Ryan Burn <contact@rnburn.com>
13039 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13040 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13042 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13044 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13045 force pending loads from memory.
13047 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13049 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13050 (UNSPEC_DARN_32): New unspec constant.
13051 (UNSPEC_DARN_RAW): New unspec constant.
13052 (darn_32): New instruction.
13053 (darn_raw): New instruction.
13054 (darn): New instruction.
13055 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13056 support and documentation for this macro.
13057 (BU_P9_MISC_1): New macro definition.
13058 (BU_P9_64BIT_MISC_0): New macro definition.
13059 (BU_P9_MISC_0): New macro definition.
13060 (darn_32): New builtin definition.
13061 (darn_raw): New builtin definition.
13062 (darn): New builtin definition.
13063 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13064 RS6000_BUILTIN_0 directives to surround each occurrence of
13065 #include "rs6000-builtin.def".
13066 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13067 RS6000_BTM_64BIT flags to the returned mask, depending on
13069 (def_builtin): Correct an error in the assignments made to the
13070 debugging variable attr_string.
13071 (rs6000_expand_builtin): Add support for no-operand built-in
13073 (builtin_function_type): Remove fatal_error assertion that is no
13075 (rs6000_common_init_builtins): Add support for no-operand built-in
13077 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13079 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13081 (RS6000_BTM_64BIT): New macro definition.
13082 * doc/extend.texi: Document __builtin_darn (void),
13083 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13086 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13088 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13089 max_loop_iterations_int.
13091 2016-05-19 Marek Polacek <polacek@redhat.com>
13093 PR tree-optimization/71031
13094 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13095 condition and adjust the code a bit.
13097 2016-05-19 Martin Liska <mliska@suse.cz>
13099 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13100 auto_vec instead of vec.
13102 2016-05-19 Martin Liska <mliska@suse.cz>
13104 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13106 2016-05-19 Martin Liska <mliska@suse.cz>
13108 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13110 2016-05-19 Martin Liska <mliska@suse.cz>
13112 * ipa-pure-const.c (set_function_state): Remove an existing
13114 (remove_node_data): Do not free it as it's released
13115 in set_function_state.
13117 2016-05-19 Martin Liska <mliska@suse.cz>
13119 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13122 2016-05-19 Martin Liska <mliska@suse.cz>
13124 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13126 2016-05-19 Martin Liska <mliska@suse.cz>
13128 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13129 an auto_vec instead of re-creating it.
13131 2016-05-19 Martin Liska <mliska@suse.cz>
13133 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13134 auto_vec instead of vec.
13136 2016-05-19 Martin Liska <mliska@suse.cz>
13138 * lto-section-in.c (lto_get_section_data): Call
13139 lto_check_version with additional argument.
13140 * lto-streamer.c (lto_check_version): Add new argument.
13141 * lto-streamer.h (lto_check_version): Likewise.
13143 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13145 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13146 Don't add cost of inner memory when handling sign-extended loads.
13148 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13150 PR rtl-optimization/71148
13151 * cse.c (cse_main): Free dominance info.
13152 (rest_of_handle_cse): Don't free dominance info.
13153 (rest_of_handle_cse2): Likewise.
13154 (rest_of_handle_cse_after_global_opts): Likewise.
13156 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13159 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13160 NULL_TREE early if NEON is not available. Remove now redundant check
13161 in ARM_CHECK_BUILTIN_MODE.
13163 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
13166 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
13167 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
13168 * doc/cpp.texi: Document new macros.
13170 2016-05-19 Bin Cheng <bin.cheng@arm.com>
13172 PR tree-optimization/69848
13173 * tree-vect-loop.c (vectorizable_reduction): Don't factor
13174 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
13176 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13178 * function.c (thread_prologue_and_epilogue_insn): Move the
13179 "goto epilogue_done" one block later.
13181 2016-05-19 Richard Biener <rguenther@suse.de>
13183 PR tree-optimization/70729
13184 * passes.def: Move LIM pass before PRE. Remove no longer
13185 required copyprop and move first DCE out of the loop pipeline.
13187 2016-05-18 David Malcolm <dmalcolm@redhat.com>
13190 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
13191 (OBJS-libcommon-target): ...here.
13192 * opts-common.c: Include spellcheck.h.
13193 (cmdline_handle_error): Build a vec of valid options and use it
13194 to suggest provide hints for misspelled arguments.
13196 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13199 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
13200 lhs if it has TREE_ADDRESSABLE type.
13202 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
13205 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
13206 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13208 2016-05-18 Martin Jambor <mjambor@suse.cz>
13211 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
13212 input for NOP_EXPR pass-through functions.
13213 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
13214 aggregate global constant VAR_DECLs in constant jump functions.
13216 2016-05-18 Martin Jambor <mjambor@suse.cz>
13219 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
13220 from TREE_READONLY parameters.
13222 2016-05-18 Martin Jambor <mjambor@suse.cz>
13225 * cgraph.h (cgraph_indirect_call_info): New field
13226 guaranteed_unmodified.
13227 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
13228 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13230 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
13231 pass the parameter value to ipa_find_agg_cst_for_param.
13232 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
13233 guaranteed_unmodified, store AA results there instead of bailing out
13235 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
13236 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
13237 (find_constructor_constant_at_offset): New function.
13238 (ipa_find_agg_cst_from_init): Likewise.
13239 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
13240 static initializers of contants, report back through a new paameter
13241 from_global_constant if that was the case.
13242 (try_make_edge_direct_simple_call): Also pass parameter value to
13243 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13245 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
13246 (ipa_read_indirect_edge_info): Likewise.
13247 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
13248 (ipa_load_from_parm_agg): Likewise.
13250 2016-05-18 Jiong Wang <jiong.wang@arm.com>
13252 PR rtl-optimization/71150
13253 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
13256 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13259 * config/rs6000/constraints.md (wE constraint): New constraint
13260 for a vector constant that can be loaded with XXSPLTIB.
13261 (wM constraint): New constraint for a vector constant of a 1's.
13262 (wS constraint): New constraint for a vector constant that can be
13263 loaded with XXSPLTIB and a vector sign extend instruction.
13264 * config/rs6000/predicates.md (xxspltib_constant_split): New
13265 predicates for wE/wS constraints.
13266 (xxspltib_constant_nosplit): Likewise.
13267 (easy_vector_constant): Add support for constants that can be
13268 loaded via XXSPLTIB.
13269 (all_ones_constant): New predicate for vector constant with all
13271 (splat_input_operand): Add support for ISA 3.0 word splat operations.
13272 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
13273 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
13274 instruction and possibly with a sign extension.
13275 (output_vec_const_move): Add support for XXSPLTIB. If we are
13276 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
13277 instead of XXLXOR/XXLORC.
13278 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
13280 (rs6000_legitimize_reload_address): Likewise.
13281 (rs6000_output_move_128bit): Use output_vec_const_move to emit
13283 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
13284 combine VSX_M and VSX_M2 into one iterator.
13285 (VSX_M2): Likewise.
13286 (VSINT_84): New iterators for loading constants with XXSPLTIB.
13287 (VSINT_842): Likewise.
13288 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
13289 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
13290 XXSPLTIB instruction.
13291 (xxspltib_<mode>_nosplit): Likewise.
13292 (xxspltib_<mode>_split): New insn to load up constants with
13293 XXSPLTIB and a sign extend instruction.
13294 (vsx_mov<mode>): Replace single move that handled all vector types
13295 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
13296 moves (when -mvsx-timode is in effect) into the main vector
13297 moves. Eliminate separate moves for <VSr> <VSa>, where the
13298 preferred register class (<VSr>) is listed first, and the
13299 secondary register class (<VSa>) is listed second with a '?' to
13300 discourage use. Prefer loading 0/-1 in any VSX register for ISA
13301 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
13302 that if the register was involved in a slow operation, the
13303 clear/set operation does not wait for the slow operation to
13304 finish. Adjust the length attributes for 32-bit mode. Use
13305 rs6000_output_move_128bit and drop the use of the string
13306 instructions for 32-bit movti when -mvsx-timode is in effect. Use
13307 spacing so that the alternatives and attributes don't generate
13308 long lines, and put things in columns, so that it is easier to
13309 match up the operands and attributes with the insn alternatives.
13310 (vsx_mov<mode>_64bit): Likewise.
13311 (vsx_mov<mode>_32bit): Likewise.
13312 (vsx_movti_64bit): Fold movti into normal vector moves.
13313 (vsx_movti_32bit): Likewise.
13314 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
13315 splat instructions.
13316 (vsx_splat_v4si_internal): Likewise.
13317 (vsx_splat_v4sf_internal): Likewise.
13318 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
13319 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
13320 extend vector elements.
13321 (vsx_sign_extend_hi_<mode>): Likewise.
13322 (vsx_sign_extend_si_v2di): Likewise.
13323 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
13325 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
13326 constraints. Add trailing period to wL documentation.
13328 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
13330 PR middle-end/71020
13331 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
13332 * tree-dfa.c (replace_abnormal_ssa_names): New function.
13333 * tree-call-cdce.c: Include tree-dfa.h.
13334 (can_guard_call_p): New function, extracted from...
13335 (can_use_internal_fn): ...here.
13336 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
13338 (shrink_wrap_one_built_in_call): Likewise.
13339 (use_internal_fn): Likewise.
13340 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
13341 and return void. Call replace_abnormal_ssa_names.
13342 (pass_call_cdce::execute): Check can_guard_call_p during the
13343 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
13344 will always change something.
13346 2016-05-18 Martin Jambor <mjambor@suse.cz>
13349 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
13350 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
13352 2016-05-18 Martin Jambor <mjambor@suse.cz>
13355 * ipa-inline.h (condition): New field size.
13356 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
13357 for comaprison and store it into the new condition.
13358 (evaluate_conditions_for_known_args): Use condition size to check
13359 access sizes for all but CHANGED conditions.
13360 (unmodified_parm_1): New parameter size_p, store access size into it.
13361 (unmodified_parm): Likewise.
13362 (unmodified_parm_or_parm_agg_item): Likewise.
13363 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13364 (set_cond_stmt_execution_predicate): Extract access sizes and store
13365 them to conditions.
13366 (set_switch_stmt_execution_predicate): Likewise.
13367 (will_be_nonconstant_expr_predicate): Likewise.
13368 (will_be_nonconstant_predicate): Likewise.
13369 (inline_read_section): Stream condition size.
13370 (inline_write_summary): Likewise.
13372 2016-05-18 Richard Biener <rguenther@suse.de>
13374 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13375 condition cost to PHI cost instead of total_cost.
13377 2016-05-18 Martin Liska <mliska@suse.cz>
13380 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13383 2016-05-18 Richard Biener <rguenther@suse.de>
13385 * lto-streamer.h (LTO_major_version): Bump to 6.
13387 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13389 * function.c (make_split_prologue_seq, make_prologue_seq,
13390 make_epilogue_seq): New functions, factored out from...
13391 (thread_prologue_and_epilogue_insns): Here.
13393 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13395 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13396 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13397 of before. Add a comment.
13399 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13401 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13402 expression pointer, not pointer to the pointer.
13404 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13406 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13407 (avx2_pbroadcast<mode>): Add another alternative with v instead
13408 of x constraints in it, using <pbroadcast_evex_isa> isa.
13409 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13411 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13412 constraint x instead of v in second alternative, add avx512bw
13415 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13416 constraint x instead of v in second alternative, add avx512bw
13419 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13420 constraint x instead of v in second alternative, add avx512bw
13423 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13424 avx512bw alternative.
13426 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13428 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13429 array to 128 chars.
13430 (define_insn "*andnottf3"): Ditto.
13431 (define_insn "*<code><mode>3"/any_logic): Ditto.
13432 (define_insn "*<code>tf3"/any_logic): Ditto.
13433 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13434 operand to block AVX-512VL insn variant emit when it is not enabled.
13436 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13438 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13439 constraint fot SF mode.
13441 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13442 Kirill Yukhin <kirill.yukhin@intel.com>
13444 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13446 (define_insn "rsqrt14<mode>"): Ditto.
13447 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13448 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13449 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13450 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13451 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13453 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13454 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13455 * config/i386/i386.c (ix86_print_operand): Expand check for size
13456 override codes for Intel syntax.
13458 2016-05-18 Richard Biener <rguenther@suse.de>
13460 PR tree-optimization/71168
13461 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13462 initialization earlier.
13464 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13466 * config/aarch64/aarch64-simd.md
13467 (aarch64_reduc_plus_internal<mode>): Rename to...
13468 (reduc_plus_scal): ...This, and remove previous implementation.
13470 2016-05-18 Richard Biener <rguenther@suse.de>
13472 * passes.def: Put late dse and cd_dce in canonical order.
13474 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13476 * ipa-inline-transform.c (preserve_function_body_p): Look for
13477 first non-thunk clone.
13478 (save_function_body): Save into first non-thunk.
13479 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13481 (lto_output_node): Inline thunks don't need body in every
13483 * lto-streamer-in.c: Do not fixup thunk clones.
13484 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13486 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13489 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13491 PR middle-end/63586
13492 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13493 (reassociate_bb): Call transform_add_to_multiply.
13495 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13497 * config/aarch64/aarch64.c (all_extensions): Removed unused
13500 2016-05-17 Nathan Sidwell <nathan@acm.org>
13502 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13503 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13505 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13507 PR tree-optimization/54579
13508 PR middle-end/55299
13509 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13511 2016-05-17 Marek Polacek <polacek@redhat.com>
13514 * tree-inline.c (expand_call_inline): Call
13515 maybe_remove_unused_call_args.
13517 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13519 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13520 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13521 * doc/md.texi (fmin@var{m}3): Likewise.
13523 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13525 * match.pd (X & C): New transformation.
13527 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13529 * match.pd (~X & Y): New transformation.
13531 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13533 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13534 information for new SSA_NAME.
13535 (simplify_conversion_using_ranges): Get range through get_range_info
13536 instead of get_value_range.
13538 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13540 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13541 Remove inline assembly.
13542 (vmvn_s16): Likewise.
13543 (vmvn_s32): Likewise.
13544 (vmvn_u8): Likewise.
13545 (vmvn_u16): Likewise.
13546 (vmvn_u32): Likewise.
13547 (vmvnq_s8): Likewise.
13548 (vmvnq_s16): Likewise.
13549 (vmvnq_s32): Likewise.
13550 (vmvnq_u8): Likewise.
13551 (vmvnq_u16): Likewise.
13552 (vmvnq_u32): Likewise.
13553 (vmvn_p8): Likewise.
13554 (vmvnq_p16): Likewise.
13556 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13558 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13560 (vmul_n_s16): Likewise.
13561 (vmul_n_s32): Likewise.
13562 (vmul_n_u16): Likewise.
13563 (vmul_n_u32): Likewise.
13564 (vmulq_n_f32): Likewise.
13565 (vmulq_n_f64): Likewise.
13566 (vmulq_n_s16): Likewise.
13567 (vmulq_n_s32): Likewise.
13568 (vmulq_n_u16): Likewise.
13569 (vmulq_n_u32): Likewise.
13571 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13573 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13574 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13576 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13578 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13579 to *aarch64_fma4_elt_from_dup<mode>.
13580 (*aarch64_fnma4_elt_to_128df): Rename to
13581 *aarch64_fnma4_elt_from_dup<mode>.
13582 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13583 (vfms_n_f32): Likewise.
13584 (vfms_n_f64): Likewise.
13585 (vfmsq_n_f32): Likewise.
13586 (vfmsq_n_f64): Likewise.
13588 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13590 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13592 2016-05-17 Richard Biener <rguenther@suse.de>
13594 PR tree-optimization/71132
13595 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13596 Only add control dependences for blocks in the loop.
13597 (build_rdg): Adjust.
13598 (generate_code_for_partition): Return whether loop should
13599 be destroyed and delay that.
13600 (distribute_loop): Likewise.
13601 (pass_loop_distribution::execute): Record loops to be destroyed
13602 and perform delayed destroying of loops.
13604 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13607 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13609 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13611 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13613 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13616 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13617 insertion point for instructions generated by validize_mem.
13619 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13621 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13624 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13626 * config/aarch64/aarch64.c
13627 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13628 rather than a macro.
13630 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13632 * doc/invoke.texi (AArch64 Options): Various updates.
13634 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13636 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13637 into instrumentation thunks.
13638 * cif-code.def (CIF_CHKP): New.
13640 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13642 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13644 2016-05-16 Martin Jambor <mjambor@suse.cz>
13646 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13647 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13649 2016-05-16 Marek Polacek <polacek@redhat.com>
13651 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13654 2016-05-16 Martin Jambor <mjambor@suse.cz>
13657 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13658 the outlined kernel function.
13660 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13662 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13663 (ISA_HAS_DLSA): Ditto.
13665 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13667 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13669 2016-05-16 Nathan Sidwell <nathan@acm.org>
13671 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13672 (nvptx_name_replacement): Restore. Add comment.
13673 (write_fn_proto, write_fn_proto_from_insn,
13674 nvptx_output_call_insn): Restore
13675 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13677 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13679 * config/aarch64/aarch64.md
13680 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13681 (add<mode>3_compareC_imm): Likewise.
13682 (<optab>si3_uxtw): Split into register and immediate variants.
13683 (andsi3_compare0_uxtw): Likewise.
13684 (and<mode>3_compare0): Likewise.
13685 (and<mode>3nr_compare0): Likewise.
13686 (stack_protect_test_<mode>): Don't use %x for memory operands.
13688 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13690 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13692 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13694 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13695 Split integer shifts into shift_reg and bfm.
13696 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13697 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13698 (ror<mode>3_insn): Likewise.
13699 (<optab>si3_insn_uxtw): Likewise.
13700 (<optab><mode>3_insn): Change to rotate_imm.
13701 (extr<mode>5_insn_alt): Likewise.
13702 (extrsi5_insn_uxtw): Likewise.
13703 (extrsi5_insn_uxtw_alt): Likewise.
13705 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13707 * doc/tm.texi: Regenerate.
13708 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13709 (TARGET_INVALID_RETURN_TYPE): Remove.
13710 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13711 TARGET_INVALID_RETURN_TYPE.
13712 * target.def (invalid_parameter_type): Remove.
13713 (invalid_return_type): Remove.
13715 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13717 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13718 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13720 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13722 (preserve_function_body_p): No need to preserve function body
13723 * cif-codes.def (CIF_THUNK): Remove.
13724 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
13726 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13728 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
13730 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13732 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
13735 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13737 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
13738 (inline_small_functions): Do not look for function symbol when
13741 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13743 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
13746 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13747 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13748 Jiong Wang <jiong.wang@arm.com>
13750 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
13751 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
13752 Define __ARM_FP16_ARGS when appropriate.
13753 * config/arm/arm.c (arm_invalid_parameter_type): Remove
13755 (arm_invalid_return_type): Likewise.
13756 (TARGET_INVALID_PARAMETER_TYPE): Remove.
13757 (TARGET_INVALID_RETURN_TYPE): Remove.
13758 (aapcs_vfp_sub_candidate): Allow HFmode.
13759 (aapcs_vfp_allocate): Add comment. Support HFmode.
13760 (aapcs_vfp_allocate_return_reg): Likewise.
13761 (struct aapcs_cp_arg_layout): Slightly reword comments for
13762 is_return_candidate and allocate_return_reg.
13763 (output_mov_vfp): Update assert.
13764 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
13766 (arm_invalid_parameter_type): Remove.
13767 (amr_invalid_return_type): Remove.
13768 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
13769 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
13770 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
13772 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13774 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
13775 * config/aarch64/arch64-protos.h
13776 (aarch64_legitimize_reload_address): Remove.
13777 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
13780 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
13782 * configure.ac: Add ACX_NONCANONICAL_HOST.
13783 * configure: Regenerate.
13784 * Makefile.in: Set host_noncanonical.
13786 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
13789 * config/i386/i386.md (*movtf_internal): Before register allocation,
13790 do not allow FP constants for CM_MEDIUM memory model, allow only
13791 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13792 (*movxf_internal): Ditto.
13793 (*movdf_internal): Ditto.
13794 (*movsf_internal): Ditto.
13796 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13798 PR rtl-optimization/67483
13799 * combine.c (make_compound_operation): Don't call extract_left_shift
13800 with negative shift amounts.
13802 2016-05-13 Jakub Jelinek <jakub@redhat.com>
13805 * fold-const.c (fold_checksum_tree): Allow modification
13806 of TYPE_ALIAS_SET during folding.
13808 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
13809 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
13810 (ix86_split_to_parts): Likewise. Fix up formatting.
13812 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
13814 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
13815 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13818 2016-05-13 Nathan Sidwell <nathan@acm.org>
13820 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
13821 (nvptx_name_replacement): Delete.
13822 (write_fn_proto, write_fn_proto_from_insn,
13823 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13824 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
13825 * langhooks.c (add_builtin_funcction_common): Call
13826 targetm.mangle_decl_assembler_name.
13828 * config/nvptx/nvptx.c (write_fn_proto): Handle
13829 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
13831 2016-05-13 Martin Liska <mliska@suse.cz>
13833 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
13834 and PRIu64 in printf format.
13836 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13838 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
13841 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13843 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13844 Change --param max-completely-peeled-times to
13845 --param max-completely-peel-times in dump file printing.
13847 2016-05-13 Richard Biener <rguenther@suse.de>
13849 PR tree-optimization/42587
13850 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
13851 (find_bswap_or_nop_1): Likewise.
13852 (bswap_replace): Likewise.
13854 2016-05-13 Martin Liska <mliska@suse.cz>
13856 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
13857 Initialize a variable with default value.
13859 2016-05-13 Martin Liska <mliska@suse.cz>
13861 * doc/invoke.texi: Enhance explanation of error recovery
13864 2016-05-13 Martin Liska <mliska@suse.cz>
13866 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
13867 (struct cost_pair): Change inv_expr_id (int) to inv_expr
13868 (iv_inv_expr_ent *).
13869 (struct iv_inv_expr_ent): Comment struct fields.
13870 (sort_iv_inv_expr_ent): New function.
13871 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
13872 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
13873 a hash_map between iv_inv_expr_ent and number of usages.
13874 (niter_for_exit): Fix coding style.
13875 (tree_ssa_iv_optimize_init): Use renamed variable.
13876 (determine_base_object): Fix coding style.
13877 (alloc_iv): Likewise.
13878 (find_interesting_uses_outside): Likewise.
13879 (add_candidate_1): Likewise.
13880 (add_standard_iv_candidates): Likewise.
13881 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
13882 (prepare_decl_rtl): Fix coding style.
13883 (get_address_cost): Likewise.
13884 (get_shiftadd_cost): Likewise.
13885 (force_expr_to_var_cost): Likewise.
13886 (compare_aff_trees): Likewise.
13887 (get_expr_id): Restructure the function.
13888 (get_loop_invariant_expr_id): Renamed to
13889 get_loop_invariant_expr.
13890 (get_computation_cost_at): Replace usage of inv_expr_id with
13892 (get_computation_cost): Likewise.
13893 (determine_group_iv_cost_generic): Likewise.
13894 (determine_group_iv_cost_address): Likewise.
13895 (iv_period): Fix coding style.
13896 (iv_elimination_compare_lt): Likewise.
13897 (may_eliminate_iv): Likewise.
13898 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
13900 (determine_group_iv_costs): Dump invariant expressions.
13901 (iv_ca_recount_cost): Use the newly added hash_map.
13902 (iv_ca_set_remove_invariants): Fix coding style.
13903 (iv_ca_set_add_invariants): Fix coding style.
13904 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
13906 (iv_ca_set_cp): Likewise.
13907 (iv_ca_new): Initialize the newly added hash_map and remove
13908 initialization of fields.
13909 (iv_ca_free): Delete the hash_map.
13910 (iv_ca_dump): Dump invariant expressions.
13911 (iv_ca_extend): Fix coding style.
13912 (try_add_cand_for): Likewise.
13913 (create_new_ivs): Dump information about # of avg iterations and
13914 # of used invariant expressions.
13915 (rewrite_use_compare): Fix coding style.
13916 (free_loop_data): Set default value for max_inv_expr_id.
13918 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13920 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13921 returned value cse_cfg_altered computation.
13922 (rest_of_handle_cse2): Likewise.
13923 (rest_of_handle_cse_after_global_opts): Likewise.
13925 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13928 * config/arm/arm.c (arm32_output_mi_thunk): New.
13929 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13930 to split Thumb1 vs TARGET_32BIT functionality.
13931 (arm_thumb1_mi_thunk): New.
13933 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13935 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13938 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13941 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13943 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13945 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13946 (expand_builtin_trap): Emit a regular call.
13947 (set_builtin_user_assembler_name): Remove obsolete cases.
13948 * dse.c (scan_insn): Adjust.
13949 * except.c: Include calls.h.
13950 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13951 emit a regular call to setjmp.
13952 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13953 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13954 (emit_block_move_via_libcall): Delete.
13955 (block_move_fn): Delete.
13956 (init_block_move_fn): Likewise.
13957 (emit_block_move_libcall_fn): Likewise.
13958 (emit_block_op_via_libcall): New function.
13959 (set_storage_via_libcall): Tidy up and use memset builtin.
13960 (block_clear_fn): Delete.
13961 (init_block_clear_fn): Likewise.
13962 (clear_storage_libcall_fn): Likewise.
13963 (expand_assignment): Call emit_block_move_via_libcall.
13964 Do not include gt-expr.h.
13965 * expr.h (emit_block_op_via_libcall): Declare.
13966 (emit_block_copy_via_libcall): New inline function.
13967 (emit_block_move_via_libcall): Likewise.
13968 (emit_block_comp_via_libcall): Likewise.
13969 (block_clear_fn): Delete.
13970 (init_block_move_fn): Likewise.
13971 (init_block_clear_fn): Likewise.
13972 (emit_block_move_via_libcall): Likewise.
13973 (set_storage_via_libcall): Add default parameter value.
13974 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13975 (abort_libfunc): Delete.
13976 (memcpy_libfunc): Likewise.
13977 (memmove_libfunc): Likewise.
13978 (memcmp_libfunc): Likewise.
13979 (memset_libfunc): Likewise.
13980 (setbits_libfunc): Likewise.
13981 (setjmp_libfunc): Likewise.
13982 (longjmp_libfunc): Likewise.
13983 (profile_function_entry_libfunc): Likewise.
13984 (profile_function_exit_libfunc): Likewise.
13985 (gcov_flush_libfunc): Likewise.
13986 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13987 and DECL_VISIBILITY on the declaration.
13988 (init_optabs): Do not initialize obsolete libfuncs.
13989 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13990 * tree-core.h (ECF_RET1): Define.
13991 (ECF_TM_PURE): Adjust.
13992 (ECF_TM_BUILTIN): Likewise.
13993 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13994 (build_common_builtin_nodes): Initialize abort builtin.
13995 Add ECF_RET1 on memcpy, memmove and memset builtins.
13996 Pass final flags for alloca and alloca_with_align builtins.
13997 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13999 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14000 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14001 set_storage_via_libcall and call emit_block_copy_via_libcall.
14003 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14005 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14006 DImode before it is passed to ix86_output_call_operand.
14007 (*call_value_got_x32): Ditto for operand 1.
14009 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14011 PR rtl-optimization/70904
14012 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14013 reload for wide mode.
14015 2016-05-12 Marek Polacek <polacek@redhat.com>
14018 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14019 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14020 * langhooks.h (incomplete_type_error): Likewise.
14021 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14022 parameter, pass it down to incomplete_type_error.
14023 * tree.h (size_in_bytes): New inline overload.
14024 (size_in_bytes_loc): Renamed from size_in_bytes.
14026 2016-05-12 Richard Biener <rguenther@suse.de>
14028 PR tree-optimization/71059
14029 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14030 nary before looking up or entering the expression into the VN
14032 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14033 Make sure to re-use NARYs without result as inserted by
14036 2016-05-12 Richard Biener <rguenther@suse.de>
14038 PR tree-optimization/71062
14039 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14041 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14042 vars_contains_restrict if the var is a restrict tag.
14043 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14044 do not disambiguate pointers against it.
14045 (dump_points_to_solution): Re-structure and adjust for new
14046 vars_contains_restrict flag.
14047 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14049 2016-05-12 Martin Liska <mliska@suse.cz>
14051 * doc/invoke.texi: Explain connection between
14052 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14054 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14056 PR tree-optimization/71006
14057 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14058 consider COND_EXPR as a mask producer.
14060 2016-05-12 Marek Polacek <polacek@redhat.com>
14063 * opts.c (common_handle_option): Detect missing argument for --help^.
14065 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14068 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14069 when popping the PC and within an interrupt handler routine.
14070 Add missing tab to output of "ldmfd".
14071 (output_return_instruction): Output LDMFD with SP update rather
14072 than POP when returning from interrupt handler.
14074 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14076 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14077 TARGET_64BIT && TARGET_AVX512DQ.
14078 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14079 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14080 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14081 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14082 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14083 (*vec_extractv4si_zext): Add avx512dq alternative.
14084 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14085 use v instead of x constraint in other alternatives where possible.
14087 * config/i386/sse.md (sse2_loadld): Use v instead of x
14088 constraint in alternatives 0,1,4.
14090 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14091 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14092 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14095 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14096 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14097 is not emitted unless TARGET_AVX512BW.
14098 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14099 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14100 for the result operand.
14102 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14103 constraint instead of x in avx alternatives. Use maybe_evex instead
14106 * config/i386/constraints.md (Yv): New constraint.
14107 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14108 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14109 * config/i386/i386.md (avx512fvecmode): New mode attr.
14110 (*pushtf): Use v constraint instead of x.
14111 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14112 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14113 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14114 (*absnegtf2_sse): Likewise.
14115 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14116 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14117 avx512f alternatives.
14118 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14120 2016-05-12 Richard Biener <rguenther@suse.de>
14122 PR tree-optimization/71060
14123 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14124 require exact match of DR_BASE_OBJECT but only matching address and
14127 2016-05-12 Richard Biener <rguenther@suse.de>
14129 PR tree-optimization/70986
14130 * cfganal.c: Include cfgloop.h.
14131 (dfs_find_deadend): Prefer to take edges exiting loops.
14133 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14135 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14136 compile and run time.
14138 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14141 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14143 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14145 * config/i386/i386.c (legitimize_pic_address): Use
14146 copy_to_suggested_reg instead of gen_movsi.
14148 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14150 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14151 the code into quad_address_p and call it to share code with
14152 vsx_quad_dform_memory_operand.
14153 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14155 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14156 bit instead of being a separate word. Split -mpower9-dform into
14157 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14158 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14159 for the register class supporting 128-bit quad word memory offsets.
14160 (mode_supports_vsx_dform_quad): Helper function to return if the
14161 register class uses quad word memory offsets.
14162 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
14163 (rs6000_debug_reg_global): Always print if we are using LRA or not.
14164 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
14165 instructions are enabled, set up the appropriate addr_masks for
14167 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
14168 -mpower9-dform-scalar, instead of -mpower9-dform.
14169 (rs6000_option_override_internal): Split -mpower9-dform into two
14170 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
14171 -mpower9-dform switch sets or clears both. If we are not using
14172 the LRA register allocator, do not enable -mpower9-dform-vector by
14173 default. If we are using LRA, enable -mpower9-dform-vector and
14174 -mvsx-timode if it is appropriate. Issue a warning if either
14175 -mpower9-dform-vector or -mvsx-timode are explicitly used without
14177 (quad_address_offset_p): New helper function to return if the
14178 offset is legal for quad word memory instructions.
14179 (quad_address_p): New function to determin if GPR or vector
14180 register quad word memory addresses are legal.
14181 (mem_operand_gpr): Validate quad word address offsets.
14182 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
14183 d-form (register + offset) instructions.
14184 (offsettable_ok_by_alignment): Likewise.
14185 (rs6000_legitimate_offset_address_p): Likewise.
14186 (legitimate_lo_sum_address_p): Likewise.
14187 (rs6000_legitimize_address): Likewise.
14188 (rs6000_legitimize_reload_address): Add more debug statements for
14190 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
14191 d-form instructions.
14192 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
14193 d-form instructions. Distinguish different cases in debug
14194 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
14195 d-form instructions.
14196 (rs6000_preferred_reload_class): Likewise.
14197 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
14198 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
14199 of the ISA 2.06 indexed memory instructions.
14200 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
14201 use them to save/restore the saved vector registers instead of
14202 using Altivec instructions.
14203 (rs6000_emit_epilogue): Likewise.
14204 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
14205 (rs6000_opt_masks): Split -mpower9-dform into
14206 -mpower9-dform-scalar and -mpower9-dform-vector.
14207 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
14209 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
14210 ISA 3.0 vector indexed memory instructions, and fold the code into
14211 the normal mov<mode> patterns.
14212 (p9_vecstore_<mode>): Likewise.
14213 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
14215 (vsx_movti_64bit): Likewise.
14216 (vsx_movti_32bit): Likewise.
14217 * config/rs6000/constraints.md (wO constraint): New constraint for
14218 ISA 3.0 vector d-form support.
14219 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
14220 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
14221 include -mpower9-dform-vector until we switch over to LRA.
14222 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
14223 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14224 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
14225 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14226 for -mpower9-dform and -mlra.
14227 * doc/md.texi (wO constraint): Document wO constraint.
14229 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
14231 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
14232 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
14233 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
14234 Move handling of non-insn arguments inline into the sole user:
14235 (output_trans_func): ...here.
14236 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
14237 in emitted function prototype.
14238 (output_internal_insn_latency_func): Ditto. Simplify.
14239 (output_internal_maximal_insn_latency_func): Ditto. Delete
14240 always-unused argument.
14241 (output_insn_latency_func): Ditto.
14242 (output_maximal_insn_latency_func): Ditto.
14244 2016-05-11 Richard Biener <rguenther@suse.de>
14246 PR tree-optimization/71055
14247 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
14248 sth with precision not equal to access size verify we don't chop
14251 2016-05-11 Richard Biener <rguenther@suse.de>
14254 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
14255 (dwarf2out_finish): Move retry_incomplete_types call ...
14256 (dwarf2out_early_finish): ... here.
14258 2016-05-11 Richard Biener <rguenther@suse.de>
14260 PR middle-end/71002
14261 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
14262 if the langhook insists on it.
14263 * fold-const.c (make_bit_field_ref): Add arg for the original
14264 reference and preserve its alias-set.
14265 (decode_field_reference): Take exp by reference and adjust it
14266 to the original memory reference.
14267 (optimize_bit_field_compare): Adjust callers.
14268 (fold_truth_andor_1): Likewise.
14269 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
14271 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
14273 PR middle-end/70807
14274 * cfgrtl.h (delete_insn_and_edges): Now return bool.
14275 * cfgrtl.c (delete_insn_and_edges): Likewise.
14276 * config/i386/i386.c (convert_scalars_to_vector): Remove
14278 * cse.c (cse_insn): Compute cse_cfg_altered.
14279 (delete_trivially_dead_insns): Likewise.
14280 (cse_cc_succs): Likewise.
14281 (rest_of_handle_cse): Free dominance info if required.
14282 (rest_of_handle_cse2): Likewise.
14283 (rest_of_handle_cse_after_global_opts): Likewise.
14285 2016-05-11 Alan Modra <amodra@gmail.com>
14287 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
14288 abi_v4_pass_in_fpr): New functions.
14289 (rs6000_function_arg_boundary): Exclude complex IBM long double
14290 from 64-bit alignment when ABI_V4.
14291 (rs6000_function_arg, rs6000_function_arg_advance_1,
14292 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
14294 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
14296 PR rtl-optimization/71028
14297 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
14298 jump with just a return in the fallthrough block if the branch
14299 block contains just a return as well.
14301 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
14303 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
14304 * match.pd ((X & Y) ^ Y): ... this.
14305 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
14306 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
14308 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14310 * read-md.c (require_char_ws): New function.
14311 (read_string): Simplify using require_char_ws.
14312 (handle_constants): Likewise.
14313 (handle_enum): Likewise.
14314 (handle_file): Likewise.
14315 * read-md.h (require_char_ws): New declaration.
14316 * read-rtl.c (read_conditions): Simplify using require_char_ws.
14317 (read_mapping): Likewise.
14318 (read_rtx_code): Likewise.
14319 (read_nested_rtx): Likewise.
14321 2016-05-10 James Norris <jnorris@codesourcery.com>
14323 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
14324 if offloading is enabled and -fopenacc or -fopenmp is specified.
14325 (CRTOFFLOADEND): Likewise.
14326 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
14327 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
14329 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
14331 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
14332 gotoff_operand code paths. Use copy_to_suggested_regs and
14333 expand_simple_binop where appropriate. Cleanup.
14335 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14338 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
14340 (dimode_scalar_chain::vector_const_cost): New.
14341 (dimode_scalar_chain::compute_convert_gain): Handle constants.
14342 (dimode_scalar_chain::convert_op): Likewise.
14343 (dimode_scalar_chain::convert_insn): Likewise.
14345 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14347 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
14348 unary operation, not a binary one.
14350 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14352 PR middle-end/70877
14353 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
14354 calls with type casted fndecl.
14356 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14358 PR tree-optimization/70786
14359 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14360 * calls.c (initialize_argument_information): Bind bounds
14361 with corresponding args passed by reference.
14363 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14366 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14367 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14368 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14371 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14374 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14375 code for a zero scale factor.
14376 (vsx_xvcvdpuxds_scale): Likewise.
14378 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14380 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14381 if show_ruler_p was set on the context.
14382 (layout::show_ruler): New method.
14383 * diagnostic.h (struct diagnostic_context): Add field
14386 2016-05-10 Richard Biener <rguenther@suse.de>
14388 PR tree-optimization/71039
14389 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14390 (chk_uses): New function.
14391 (propagate_with_phi): Verify we can safely replicate the lhs of an
14392 aggregate assignment on all incoming edges.
14394 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14396 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14398 (rx_atomic_sequence): New class.
14399 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14400 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14402 (rx_atomic_sequence::rx_atomic_sequence,
14403 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14404 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14405 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14406 CTRLREG_INTB): New constants.
14407 (FETCHOP): New code iterator.
14408 (fethcop_name, fetchop_name2): New iterator code attributes.
14409 (QIHI): New mode iterator.
14410 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14411 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14412 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14414 2016-05-10 Martin Liska <mliska@suse.cz>
14416 * tree-inline.c (remap_dependence_clique): Do not remap
14417 debugging statements.
14419 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14421 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14422 ("*fixuns_truncdfdi2_z13")
14423 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14424 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14425 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14427 2016-05-10 Richard Biener <rguenther@suse.de>
14429 PR tree-optimization/70497
14430 PR tree-optimization/28367
14431 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14433 (visit_reference_op_load): ... here.
14434 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14435 with simplified BIT_FIELD_REFs.
14436 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14437 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14440 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14442 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14443 documentation comment. For BLOCK nodes, add a
14444 DW_AT_abstract_origin attribute that points to the DIE generated
14445 for the origin BLOCK.
14446 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14447 blocks from inlined functions.
14449 2016-05-10 Alan Modra <amodra@gmail.com>
14452 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14453 regrename modifying insns saving lr before __morestack call.
14454 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14455 insns restoring lr after __morestack call.
14457 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14459 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14460 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14462 * config/i386/sse.md (vec_interleave_high<mode>,
14463 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14464 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14466 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14468 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14469 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14470 parallel reassociation for power8 and forward.
14472 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14474 * config/i386/i386.md (absneg splitters with general regs): Use
14475 general_reg_operand predicate.
14476 (btsq peephole2): Use x86_64_immediate_operand to check if new
14477 value is suitable for immediate operand. Generate emitted insn
14478 using RTL expressions.
14479 (btcq peephole2): Ditto.
14480 (btrq peephole2): Ditto. Generate correct immediate operand
14483 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14485 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14488 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14490 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14491 pointer dereference.
14493 2016-05-09 Richard Biener <rguenther@suse.de>
14495 PR tree-optimization/70985
14496 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14497 op0 isn't a gimple register.
14499 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14501 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14502 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14503 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14504 (i6400_fpu_mult): New cpu units.
14505 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14506 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14507 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14508 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14509 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14510 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14511 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14512 (i6400_msa_long_float4, i6400_msa_long_float5)
14513 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14514 (i6400_msa_fdiv_sf): New reservations.
14515 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14516 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14517 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14518 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14519 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14520 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14521 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14522 (msa_short_store4, msa_long_load, msa_short_store)
14523 (msa_long_logic, msa_long_float2, msa_long_float4)
14524 (msa_long_float5, msa_long_float8, msa_long_mult)
14525 (msa_long_fdiv, msa_long_div): New reservations.
14527 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14528 Sameera Deshpande <sameera.deshpande@imgtec.com>
14529 Matthew Fortune <matthew.fortune@imgtec.com>
14530 Graham Stott <graham.stott@imgtec.com>
14531 Chao-ying Fu <chao-ying.fu@imgtec.com>
14533 * config.gcc: Add MSA header file for mips*-*-* target.
14534 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14535 (Ubv8i, Urv8): New constraints.
14536 * config/mips/mips-ftypes.def: Add function types for MSA
14538 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14539 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14540 * config/mips/mips-msa.md: New file.
14541 * config/mips/mips-protos.h
14542 (mips_split_128bit_const_insns): New prototype.
14543 (mips_msa_idiv_insns): Likewise.
14544 (mips_split_128bit_move): Likewise.
14545 (mips_split_128bit_move_p): Likewise.
14546 (mips_split_msa_copy_d): Likewise.
14547 (mips_split_msa_insert_d): Likewise.
14548 (mips_split_msa_fill_d): Likewise.
14549 (mips_expand_msa_branch): Likewise.
14550 (mips_const_vector_same_val_p): Likewise.
14551 (mips_const_vector_same_bytes_p): Likewise.
14552 (mips_const_vector_same_int_p): Likewise.
14553 (mips_const_vector_shuffle_set_p): Likewise.
14554 (mips_const_vector_bitimm_set_p): Likewise.
14555 (mips_const_vector_bitimm_clr_p): Likewise.
14556 (mips_msa_vec_parallel_const_half): Likewise.
14557 (mips_msa_output_division): Likewise.
14558 (mips_ldst_scaled_shift): Likewise.
14559 (mips_expand_vec_cond_expr): Likewise.
14560 * config/mips/mips.c (enum mips_builtin_type): Add
14561 MIPS_BUILTIN_MSA_TEST_BRANCH.
14562 (mips_gen_const_int_vector_shuffle): New prototype.
14563 (mips_const_vector_bitimm_set_p): New function.
14564 (mips_const_vector_bitimm_clr_p): Likewise.
14565 (mips_const_vector_same_val_p): Likewise.
14566 (mips_const_vector_same_bytes_p): Likewise.
14567 (mips_const_vector_same_int_p): Likewise.
14568 (mips_const_vector_shuffle_set_p): Likewise.
14569 (mips_symbol_insns): Forbid loading symbols via immediate for
14571 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14573 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14575 (mips_lx_address_p): Add support load indexed address for MSA.
14576 (mips_address_insns): Add calculation of instructions needed for
14577 stores and loads for MSA.
14578 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14579 CONST_VECTOR for MSA and let it fall through.
14580 (mips_ldst_scaled_shift): New function.
14581 (mips_subword_at_byte): Likewise.
14582 (mips_msa_idiv_insns): Likewise.
14583 (mips_legitimize_move): Validate MSA moves.
14584 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14585 calculation of costs for MSA division.
14586 (mips_split_move_p): Check if MSA moves need splitting.
14587 (mips_split_move): Split MSA moves if necessary.
14588 (mips_split_128bit_move_p): New function.
14589 (mips_split_128bit_move): Likewise.
14590 (mips_split_msa_copy_d): Likewise.
14591 (mips_split_msa_insert_d): Likewise.
14592 (mips_split_msa_fill_d): Likewise.
14593 (mips_output_move): Handle MSA moves.
14594 (mips_expand_msa_branch): New function.
14595 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14596 Reinstate 'y' modifier.
14597 (mips_file_start): Add MSA .gnu_attribute.
14598 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14600 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14601 (mips_class_max_nregs): Add register size for MSA supported mode.
14602 (mips_cannot_change_mode_class): Allow conversion between MSA
14603 vector modes and TImode.
14604 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14606 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14607 (mips_preferred_simd_mode): Add preffered modes for MSA.
14608 (mips_vector_mode_supported_p): Add MSA supported modes.
14609 (mips_autovectorize_vector_sizes): New function.
14610 (mips_msa_output_division): Likewise.
14611 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14612 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14613 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14614 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14615 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14616 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14617 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14618 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14619 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14620 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14621 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14622 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14623 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14624 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14625 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14626 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14627 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14628 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14629 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14630 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14631 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14632 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14633 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14634 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14635 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14636 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14637 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14638 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14639 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14640 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14641 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14642 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14643 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14644 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14645 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14646 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14647 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14648 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14649 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14650 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14651 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14652 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14653 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14654 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14655 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14656 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14657 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14658 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14659 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14660 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14661 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14662 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14663 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14664 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14665 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14666 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14667 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14668 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14669 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14670 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14671 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14672 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14673 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14674 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14675 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14676 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14677 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14678 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14679 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14680 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14681 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14682 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14683 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14684 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14685 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14686 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14687 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14688 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14689 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14690 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14691 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14692 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14693 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14694 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14695 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14696 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14697 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14698 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14699 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14700 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14701 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14702 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14703 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14704 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14705 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14706 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14707 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14708 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14709 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14710 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14711 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14712 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14713 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14714 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14715 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14716 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14717 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14718 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14719 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14720 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14721 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14722 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14723 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14724 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
14725 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
14726 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
14727 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
14728 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
14729 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
14730 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
14731 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
14732 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
14733 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
14734 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
14735 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
14736 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
14737 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
14738 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
14739 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
14740 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
14741 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
14742 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
14743 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
14744 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
14745 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
14746 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
14747 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
14748 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
14749 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
14750 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
14751 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
14752 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
14753 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
14754 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
14755 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
14756 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
14757 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
14758 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
14759 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
14760 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
14761 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
14763 (mips_get_builtin_decl_index): New array.
14764 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
14765 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
14766 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
14767 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
14768 (mips_init_builtins): Initialize mips_get_builtin_decl_index
14770 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14772 (mips_expand_builtin_insn): Prepare operands for
14773 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
14774 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
14775 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
14776 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
14777 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
14778 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
14779 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
14780 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
14781 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
14782 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
14783 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
14784 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
14785 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
14786 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
14787 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
14788 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
14789 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
14790 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
14791 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
14792 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
14793 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
14794 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
14795 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
14796 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
14797 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
14798 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
14799 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
14800 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
14801 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
14802 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
14803 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
14804 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
14805 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
14806 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
14807 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
14808 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
14809 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
14810 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
14811 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
14812 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
14813 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
14814 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
14815 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
14816 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
14817 These are set implicitly and an error is reported if overridden.
14818 (mips_expand_builtin_msa_test_branch): New function.
14819 (mips_expand_msa_shuffle): Likewise.
14820 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
14821 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
14822 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
14823 (mips_expand_vec_unpack): Add support for MSA.
14824 (mips_expand_vector_init): Likewise.
14825 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
14826 instead of const0_rtx.
14827 (mips_msa_vec_parallel_const_half): New function.
14828 (mips_gen_const_int_vector): Likewise.
14829 (mips_gen_const_int_vector_shuffle): Likewise.
14830 (mips_expand_msa_cmp): Likewise.
14831 (mips_expand_vec_cond_expr): Likewise.
14832 * config/mips/mips.h
14833 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
14834 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
14836 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
14837 (ISA_HAS_MSA): New macro.
14838 (UNITS_PER_MSA_REG): Likewise.
14839 (BITS_PER_MSA_REG): Likewise.
14840 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
14841 (MSA_REG_FIRST): New macro.
14842 (MSA_REG_LAST): Likewise.
14843 (MSA_REG_NUM): Likewise.
14844 (MSA_REG_P): Likewise.
14845 (MSA_REG_RTX_P): Likewise.
14846 (MSA_SUPPORTED_MODE_P): Likewise.
14847 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
14848 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
14849 * config/mips/mips.md: Include mips-msa.md.
14850 (alu_type): Add simd_add.
14851 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
14852 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
14853 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
14854 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
14855 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
14856 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
14857 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
14858 simd_move, simd_load, simd_store. Choose "multi" for moves
14860 (qword_mode): New attribute.
14861 (insn_count): Add instruction count for quad moves.
14862 Increase the count for MIPS SIMD division.
14863 (UNITMODE): Add UNITMODEs for vector types.
14864 (addsub): New code iterator.
14865 * config/mips/mips.opt (mmsa): New option.
14866 * config/mips/msa.h: New file.
14867 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
14869 * config/mips/mti-linux.h: Likewise.
14870 * config/mips/predicates.md
14871 (const_msa_branch_operand): New constraint.
14872 (const_uimm3_operand): Likewise.
14873 (const_uimm4_operand): Likewise.
14874 (const_uimm5_operand): Likewise.
14875 (const_uimm8_operand): Likewise.
14876 (const_imm5_operand): Likewise.
14877 (aq10b_operand): Likewise.
14878 (aq10h_operand): Likewise.
14879 (aq10w_operand): Likewise.
14880 (aq10d_operand): Likewise.
14881 (const_m1_operand): Likewise.
14882 (reg_or_m1_operand): Likewise.
14883 (const_exp_2_operand): Likewise.
14884 (const_exp_4_operand): Likewise.
14885 (const_exp_8_operand): Likewise.
14886 (const_exp_16_operand): Likewise.
14887 (const_vector_same_val_operand): Likewise.
14888 (const_vector_same_simm5_operand): Likewise.
14889 (const_vector_same_uimm5_operand): Likewise.
14890 (const_vector_same_uimm6_operand): Likewise.
14891 (const_vector_same_uimm8_operand): Likewise.
14892 (par_const_vector_shf_set_operand): Likewise.
14893 (reg_or_vector_same_val_operand): Likewise.
14894 (reg_or_vector_same_simm5_operand): Likewise.
14895 (reg_or_vector_same_uimm6_operand): Likewise.
14896 * doc/extend.texi (MIPS SIMD Architecture Functions): New
14898 * doc/invoke.texi (-mmsa): Document new option.
14900 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14902 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
14903 * configure: Regenerate.
14904 * config.in: Regenerate.
14905 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
14906 on -fvtable-verify.
14907 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14908 (ENDFILE_VTV_SPEC): Define.
14910 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14912 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14913 registers in all interrupt handlers if necessary.
14914 (rl78_option_override): Add warning.
14915 (MUST_SAVE_MDUC_REGISTERS): New macro.
14916 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14917 * config/rl78/rl78.c (check_mduc_usage): New function.
14918 (mduc_regs): New structure to hold MDUC register data.
14919 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14920 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14921 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14922 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14923 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14924 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14926 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14928 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14929 (tree-ssa-loop-niter.h): Ditto.
14930 (idx_within_array_bound, ref_within_array_bound): New functions.
14931 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14932 Factor out check on writable base object to ...
14933 (base_object_writable): ... here.
14935 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14937 * config/arm/arm.md (probe_stack): Add modes to set source
14940 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14942 * regrename.c (base_reg_class_for_rename): New static function.
14943 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14945 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14947 * cgraph.c (thunk_adjust): Export.
14948 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14949 * cgraphunit.c (thunk_adjust): Export.
14950 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14952 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14954 * tree-inline.c (expand_call_inline): Expand thunks inline.
14956 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14959 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14960 (*sse2_vd_cvtss2sd): Ditto.
14961 * config/i386/i386.md
14962 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14963 Generate *sse2_vd_cvtsd2ss pattern.
14964 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14965 Generate *sse2_vd_cvtss2sd pattern.
14967 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14969 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14970 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14973 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14975 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14976 * config/sh/sh.c: Define and declare variables on first use throughout
14978 (current_function_interrupt): Change to bool type.
14979 (frame_insn): Rename to emit_frame_insn and update users.
14980 (push_regs): Use bool for 'interrupt_handler' argument.
14981 (save_schedule_s): Remove.
14982 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14983 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14984 targetm.asm_out.unaligned_op.di.
14985 (gen_far_branch): Remove redundant forward declaration.
14986 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14987 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14988 (sh_set_return_address, sh_function_ok_for_sibcall,
14989 scavenge_reg): Update comments.
14990 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14991 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14992 (sh_attr_renesas_p): Remove unnecessary parentheses.
14993 (branch_dest): Simplify.
14994 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14995 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14996 (CUMULATIVE_ARGS): Change macro to typedef.
14997 (current_function_interrupt): Change to bool type.
14998 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14999 Surround with __cplusplus ifdef.
15000 (sh_compare_op0, sh_compare_op1): Remove.
15001 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15003 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15005 * config/arm/arm.md: (arch): Add neon.
15006 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15007 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15008 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15009 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15010 attributes for alt renumbering. Mark alt 3 as non-predicable.
15011 (thumb2_movdf_vfp): Likewise.
15013 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15015 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15016 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15017 (*andqi_1): Add preferred_for_speed attribute to disparage
15018 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15019 (*<code>qi_1): Ditto.
15020 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15021 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15022 (*ashlqi3_1): Ditto.
15023 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15024 Add preferred_for_size attribute to disparage alternative 0 and
15025 preferred_for_speed attribute to disparage alternative 1 for
15026 TARGET_PARTIAL_REG_STALL targets.
15028 2016-05-07 Tom de Vries <tom@codesourcery.com>
15030 PR tree-optimization/70956
15031 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15034 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15036 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15037 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15038 * config/sh/sh.md (branch_zero): Remove define_attr.
15039 (define_delay): Disable delay slot if branch distance is one insn.
15041 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15043 * config/i386/i386.md (LEAMODE): New mode attribute.
15044 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15045 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15046 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15047 operand 2 predicate.
15048 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15049 (*lea<mode>_general_3): Ditto.
15050 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15052 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15054 * genmddump.c (main): Convert argv from char ** to const char **.
15056 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15058 * coretypes.h (OVERRIDE): New macro.
15059 (FINAL): New macro.
15061 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15063 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15064 allow coalescing if the types are compatible.
15066 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15068 * pass_manager.h (pass_manager::register_pass_name): New method.
15069 (pass_manager::get_pass_by_name): New method.
15070 (pass_manager::create_pass_tab): New method.
15071 (pass_manager::m_name_to_pass_map): New field.
15072 * passes.c (name_to_pass_map): Delete global in favor of field
15073 "m_name_to_pass_map" of pass_manager.
15074 (register_pass_name): Rename from a function to...
15075 (pass_manager::register_pass_name): ...this method, updating
15076 for renaming of global "name_to_pass_map" to field
15077 "m_name_to_pass_map".
15078 (create_pass_tab): Rename from a function to...
15079 (pass_manager::create_pass_tab): ...this method, updating
15080 for renaming of global "name_to_pass_map" to field.
15081 (get_pass_by_name): Rename from a function to...
15082 (pass_manager::get_pass_by_name): ...this method.
15083 (enable_disable_pass): Convert use of get_pass_by_name to
15084 a method call, locating the pass_manager singleton.
15086 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15088 * genattr-common.c (main): Convert argv from char ** to const char **.
15089 * genattr.c (main): Likewise.
15090 * genattrtab.c (main): Likewise.
15091 * genautomata.c (initiate_automaton_gen): Likewise.
15093 * gencodes.c (main): Likewise.
15094 * genconditions.c (main): Likewise.
15095 * genconfig.c (main): Likewise.
15096 * genconstants.c (main): Likewise.
15097 * genemit.c (main): Likewise.
15098 * genenums.c (main): Likewise.
15099 * genextract.c (main): Likewise.
15100 * genflags.c (main): Likewise.
15101 * genmddeps.c (main): Likewise.
15102 * genopinit.c (main): Likewise.
15103 * genoutput.c (main): Likewise.
15104 * genpeep.c (main): Likewise.
15105 * genpreds.c (main): Likewise.
15106 * genrecog.c (main): Likewise.
15107 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15108 (init_rtx_reader_args): Likewise.
15109 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15110 (init_rtx_reader_args): Likewise.
15111 * gentarget-def.c (main): Likewise.
15112 * read-md.c (read_md_files): Likewise.
15113 * read-md.h (read_md_files): Likewise.
15115 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15117 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15118 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15119 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15120 Remove unused predicate.
15121 (register_and_not_fp_reg_operand): Ditto.
15123 2016-05-06 Martin Liska <mliska@suse.cz>
15125 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15126 instead of vec as the vector is local to the function.
15128 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15130 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15131 avx512bw alternative.
15133 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15134 before the ashr<mode>3 pattern.
15136 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15137 v instead of x in vex or maybe_vex alternatives, use
15138 maybe_evex instead of vex in prefix.
15140 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15141 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15142 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15143 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15146 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15147 v instead of x in vex or maybe_vex alternatives, use
15148 maybe_evex instead of vex in prefix.
15150 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15151 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15152 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15153 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15154 alternatives, use maybe_evex instead of vex in prefix.
15156 * config/i386/sse.md (vec_interleave_lowv4sf,
15157 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15158 v instead of x in vex or maybe_vex alternatives, use
15159 maybe_evex instead of vex in prefix.
15161 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
15162 v instead of x in vex or maybe_vex alternatives, use
15163 maybe_evex instead of vex in prefix.
15165 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
15166 v constraint instead of x.
15168 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
15170 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
15171 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
15174 2016-05-06 Richard Biener <rguenther@suse.de>
15176 PR tree-optimization/70948
15177 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15178 Properly clobber all fields of va_list for __builtin_va_start.
15180 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15183 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
15184 loop latch destination.
15186 2016-05-06 Martin Liska <mliska@suse.cz>
15188 * tree-ssa-uninit.c: Apply manual changes
15189 to the GNU coding style.
15190 (prune_uninit_phi_opnds): Rename from
15191 prune_uninit_phi_opnds_in_unrealizable_paths.
15193 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15195 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
15196 mspace): Remove deprecated options.
15197 * doc/invoke.texi (SH options): Remove -mspace.
15199 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15201 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
15203 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15205 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
15206 corresponding combine split pattern.
15208 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15211 * config/sh/predicates.md (long_displacement_mem_operand): New.
15212 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
15213 Add movi20, movi20s alternatives. Adjust length attribute for
15215 (movsi_ie): Allow for any FPU. Adjust length attribute for
15217 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
15218 attribute for alternatives.
15219 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
15220 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
15221 length attribute for alternatives.
15223 2016-05-06 Richard Biener <rguenther@suse.de>
15225 PR tree-optimization/70960
15226 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
15228 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15231 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
15232 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
15234 2016-05-06 Marek Polacek <polacek@redhat.com>
15237 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
15239 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15242 * config/sh/sh.md (*rotcr): Add another variant.
15244 2016-05-06 Richard Biener <rguenther@suse.de>
15246 PR middle-end/70931
15247 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
15249 2016-05-06 Richard Biener <rguenther@suse.de>
15251 PR middle-end/70941
15252 * fold-const.c (split_tree): Always convert to the original type
15255 2016-05-06 Richard Biener <rguenther@suse.de>
15257 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
15258 (fwprop_addr): Likewise.
15260 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15263 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
15265 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
15266 * config/i386/i386.md (push mem splitter): Use find_constant_src in
15267 the splitter condition.
15268 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
15269 the splitter condition.
15270 (FP float_extend load splitter): Ditto.
15272 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
15274 * config/i386/i386.md (peehole2 patterns): Change true_regnum
15275 to REGNO in all peephole2 patterns.
15276 (post-reload splitters): Change true_regnum to REGNO in
15277 post-reload splitters.
15278 (zero_extend splitters): Use general_reg_operand and
15279 nonimmediate_gr_operand predicates.
15281 2016-05-05 Jakub Jelinek <jakub@redhat.com>
15283 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
15284 v constraint instead of x.
15286 2016-05-05 Alan Modra <amodra@gmail.com>
15289 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15290 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
15291 TARGET_NO_FP_IN_TOC for -mrelocatable.
15292 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
15293 TARGET_RELOCATABLE test.
15294 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15295 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15296 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15297 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15298 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15299 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15300 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15301 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15302 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15303 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15305 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
15306 (rs6000_stack_info): Likewise.
15307 (rs6000_elf_asm_out_constructor): Likewise.
15308 (rs6000_elf_asm_out_destructor): Likewise.
15309 (rs6000_elf_declare_function_name): Likewise.
15310 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
15311 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
15314 2016-05-05 Alan Modra <amodra@gmail.com>
15316 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
15318 2016-05-05 Alan Modra <amodra@gmail.com>
15320 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
15321 out-of-line gpr restore for one or two regs if that would add
15324 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
15327 * config/i386/i386.md
15328 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
15329 Change to post-epilogue_completed late splitter. Use sse_reg_operand
15330 as operand 0 predicate.
15331 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
15333 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
15334 Ditto. Emit the pattern using RTX.
15336 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
15337 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
15338 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
15339 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
15341 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
15342 sse_reg_operand as operand 0 predicate.
15344 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
15345 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
15346 instead of gen_rtx_REG.
15347 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
15350 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15352 * function.c (emit_use_return_register_into_block): Delete.
15353 (gen_return_pattern): Delete.
15354 (emit_return_into_block): Delete.
15355 (active_insn_between): Delete.
15356 (convert_jumps_to_returns): Delete.
15357 (emit_return_for_exit): Delete.
15358 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15359 simple_return for shrink-wrapped blocks.
15360 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15361 end of blocks that need one.
15362 (get_unconverted_simple_return): Delete.
15363 (convert_to_simple_return): Delete.
15364 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15365 (convert_to_simple_return): Ditto.
15367 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15369 * cfgcleanup.c (bb_is_just_return): New function.
15370 (try_optimize_cfg): Simplify jumps to return, branches to return,
15371 and branches around return.
15373 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15375 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15376 branch to a return.
15378 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15382 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15383 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15384 assert flags & OEP_HASH_CHECK, instead of asserting it
15385 never happens. Handle TARGET_EXPR.
15386 * fold-const.c (operand_equal_p): For hash verification,
15387 or in OEP_HASH_CHECK into flags.
15389 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15391 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15393 (compute_samebase_partition_bases): Fix typo.
15395 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15397 * config/i386/sse.md (vec_interleave_highv8sf,
15398 vec_interleave_lowv8sf, vec_interleave_highv4df,
15399 vec_interleave_lowv4df): Remove constraints from expanders.
15401 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15403 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15405 * tree-inline.c (expand_call_inline): Fix path dealing with
15406 making lhs of call statement undefined.
15408 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15410 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15411 Check availability on NODE, too.
15412 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15413 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15414 (varpool_node::call_for_symbol_and_aliase): Likewise.
15415 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15416 (propagate_pure_const): Propagate across interposable functions, too.
15417 (skip_function_for_local_pure_const): Do not skip interposable bodies
15419 (pass_local_pure_const::execute): Update.
15421 2016-05-04 Marek Polacek <polacek@redhat.com>
15423 * doc/invoke.texi: Document -Wdangling-else.
15425 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15427 * config.gcc: Error out when conflicting multilib is detected. Do not
15428 loop over multilibs since no combination is legal.
15430 2016-05-04 Alan Modra <amodra@gmail.com>
15432 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15433 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15434 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15437 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15439 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15440 Clean up p5600 comments.
15442 2016-05-04 Richard Biener <rguenther@suse.de>
15444 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15445 constructor simplifications.
15446 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15448 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15450 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15451 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15452 result.set_rtx is null instead of aborting.
15453 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15455 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15456 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15457 *mov<mode>_store_postinc): New patterns.
15459 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15461 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15462 as commutative. Check both conversions are NOP.
15463 ((A & B) OP (C & B)): Remove.
15465 2016-05-04 Alan Modra <amodra@gmail.com>
15467 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15469 2016-05-04 Alan Modra <amodra@gmail.com>
15472 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15473 when cr2,3,4 are all fixed regs.
15475 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15477 PR rtl-optimization/57193
15478 * opts.c (default_options_table): Revert OPT_frename_registers change.
15479 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15481 2016-05-03 Martin Sebor <msebor@redhat.com>
15484 * builtins.c (fold_builtin_FILE): New function.
15485 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15486 (fold_builtin_0): Call them.
15487 * gimplify.c (gimplify_call_expr): Remove the handling of
15488 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15491 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15492 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15496 * doc/extend.texi (Function Names as Strings): Update __func__,
15497 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15500 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15501 Richard Biener <rguenther@suse.de>
15503 PR tree-optimization/70916
15504 * tree-if-conv.c: Include cfganal.h.
15505 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15506 and remove_fake_exit_edges around the optimization pass.
15508 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15510 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15511 (cgraph_edge::make_direct): Likewise.
15512 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15513 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15514 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15515 (CIF_THUNK): New code.
15516 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15517 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15518 (compute_inline_parameters): Set inline_failed for thunks.
15519 (inline_analyze_function): Cleanup.
15520 * ipa-inline.c (can_inline_edge_p): Do not deal with
15521 call_stmt_cannot_inline_p.
15522 (can_early_inline_edge_p): Likewise.
15523 (early_inliner): Initialize inline_failed.
15524 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15526 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15528 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15529 from nonimm_ssenomem_operand.
15530 (nonimm_ssenomem_operand): New predicate.
15531 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15532 as operand 0 predicate.
15533 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15534 Disable unsupported alternatives using "enabled" attribute.
15535 Use register_ssemem_operand as operand 0 predicate.
15536 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15538 2016-05-03 Marek Polacek <polacek@redhat.com>
15541 * input.c (expansion_point_location): New function.
15542 * input.h (expansion_point_location): Declare.
15544 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15546 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15547 occurence with frame_offset_ ones.
15549 2016-05-03 Alan Modra <amodra@gmail.com>
15551 PR rtl-optimization/70890
15552 * ira.c (combine_and_move_insns): When moving def_insn, remove
15553 equivs on use_insn.
15555 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15557 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15558 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15559 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15560 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15562 2016-05-03 Alan Modra <amodra@gmail.com>
15564 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15565 for SAVE_MULTIPLE/STORE_MULTIPLE.
15567 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15569 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15570 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15572 2016-05-03 Richard Biener <rguenther@suse.de>
15574 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15576 (gimplify_arg): Likewise.
15577 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15578 re-writing the result to a decl if required.
15579 (internal_get_tmp_var): Add allow_ssa parameter
15580 and override into_ssa with it.
15581 (get_formal_tmp_var): Adjust.
15582 (get_initialized_tmp_var): Add allow_ssa parameter.
15583 (gimplify_arg): Add allow_ssa parameter and avoid generating
15584 SSA names for the result false.
15585 (gimplify_call_expr): If the call may return twice do not
15586 gimplify parameters into SSA.
15587 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15588 (gimplify_modify_expr): Adjust assert. For noreturn calls
15589 with a SSA name LHS adjust its def.
15590 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15591 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15592 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15593 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15594 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15595 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15596 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15597 (optimize_target_teams): Do not allow SSA names for clause operands.
15598 (gimplify_expr): Likewise for where we mark the result addressable.
15599 * passes.def (pass_init_datastructures): Remove.
15600 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15601 (rewrite_stmt): Likewise.
15602 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15603 (replace_locals_op): Replace SSA names.
15604 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15605 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15606 * cgraph.c (release_function_body): Free CFG annotations only
15607 when we have a CFG. Simplify.
15608 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15609 force_gimple_operand instead of get_initialized_tmp_var.
15610 * tree-pass.h (make_pass_init_datastructures): Remove.
15611 * tree-ssa.c (execute_init_datastructures): Remove.
15612 (pass_data_init_datastructures): Likewise.
15613 (class pass_init_datastructures): Likewise.
15614 (make_pass_init_datastructures): Likewise.
15615 * omp-low.c (create_omp_child_function): Init SSA data structures.
15616 (grid_expand_target_grid_body): Likewise.
15617 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15618 name before adding it to names_to_release.
15619 (remove_bb): Always release SSA defs.
15620 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15621 before dereferencing it.
15622 * cgraphunit.c (init_lowered_empty_function): Always
15623 int SSA data structures.
15624 * tree-ssanames.c (release_defs): Remove assert that we are in
15626 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15628 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15629 Uros Bizjak <ubizjak@gmail.com>
15631 PR rtl-optimization/70467
15632 * config/i386/predicates.md (x86_64_hilo_int_operand,
15633 x86_64_hilo_general_operand): New predicates.
15634 * config/i386/constraints.md (Wd): New constraint.
15635 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15636 (general_hilo_operand): New mode attr.
15637 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15638 instead of <general_operand>.
15639 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15640 x86_64_hilo_general_operand instead of <general_operand>.
15642 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15644 PR tree-optimization/70916
15645 * tree-if-conv.c (constant_or_ssa_name): Removed.
15646 (fold_build_cond_expr): Use is_gimple_val instead of
15647 constant_or_ssa_name.
15649 PR tree-optimization/70916
15650 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15651 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15654 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15655 (optimize_atomic_bit_test_and): New function.
15656 (pass_fold_builtins::execute): Use it.
15657 * optabs.def (atomic_bit_test_and_set_optab,
15658 atomic_bit_test_and_complement_optab,
15659 atomic_bit_test_and_reset_optab): New optabs.
15660 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15661 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15662 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15663 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15664 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15665 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15666 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15667 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15668 atomic_bit_test_and_complement@var{mode},
15669 atomic_bit_test_and_reset@var{mode}): Document.
15670 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15671 atomic_bit_test_and_complement<mode>,
15672 atomic_bit_test_and_reset<mode>): New expanders.
15673 (atomic_bit_test_and_set<mode>_1,
15674 atomic_bit_test_and_complement<mode>_1,
15675 atomic_bit_test_and_reset<mode>_1): New insns.
15677 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15679 PR rtl-optimization/70687
15680 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15681 instead of unsigned HOST_WIDE_INT.
15683 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15685 PR rtl-optimization/44281
15686 * hard-reg-set.h (struct target_hard_regs): New field
15687 x_fixed_nonglobal_reg_set.
15688 (fixed_nonglobal_reg_set): New macro.
15689 * reginfo.c (init_reg_sets_1): Initialize it.
15690 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15692 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15694 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15696 PR tree-optimization/56541
15697 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15698 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15699 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15700 (any_complicated_phi): new static variable.
15701 (aggressive_if_conv): delete.
15702 (if_convertible_phi_p): support phis with more than two arguments.
15703 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15704 critical pred edges.
15705 (ifcvt_split_critical_edges): support phis with more than two
15706 arguments by checking new parameter. only split critical edges
15708 (tree_if_conversion): handle simd pragma marked loop using new
15709 local variable aggressive_if_conv. check any_complicated_phi.
15711 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15713 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15716 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15718 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15721 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15723 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15724 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
15725 define_insn_and_split.
15726 (mulsi3_i): New define_insn_and_split.
15727 (mulsi3_call): Convert to define_insn.
15728 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
15729 Remove constraints.
15731 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15733 * machmode.h (mode_complex): Add support to give the complex mode
15735 (GET_MODE_COMPLEX_MODE): Likewise.
15736 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
15737 stored by build_complex_type and gfc_build_complex_type instead of
15738 trying to figure out the appropriate mode based on the size. Raise
15739 an assertion error, if the type was not set.
15740 * genmodes.c (struct mode_data): Add field for the complex type of
15742 (blank_mode): Likewise.
15743 (make_complex_modes): Remember the complex mode created in the
15745 (emit_mode_complex): Write out the mode_complex array to map a
15746 type mode to the complex version.
15747 (emit_insn_modes_c): Likewise.
15748 * tree.c (build_complex_type): Set the complex type to use before
15749 calling layout_type.
15750 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
15751 support for __float128 complex datatypes.
15752 (rs6000_hard_regno_mode_ok): Likewise.
15753 (rs6000_setup_reg_addr_masks): Likewise.
15754 (rs6000_complex_function_value): Likewise.
15755 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
15756 __float128 and __ibm128 complex.
15757 (FLOAT128_IBM_P): Likewise.
15758 (ALTIVEC_ARG_MAX_RETURN): Likewise.
15759 * doc/extend.texi (Additional Floating Types): Document that
15760 -mfloat128 must be used to enable __float128. Document complex
15761 __float128 and __ibm128 support.
15763 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15766 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
15767 char/short arguments promoted to int because of promote_prototypes.
15769 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15771 * config/i386/predicates.md (register_ssemem_operand): New predicate.
15772 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
15773 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
15774 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
15775 alternatives using "enabled" attribute. Use register_ssemem_operand
15776 as operand 1 predicate.
15777 (*cmpi<unord>xf_i387): Split XFmode pattern from
15778 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
15779 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
15780 *absneg<mode>2_i387. Disable unsupported alternatives using
15781 "enabled" attribute.
15782 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
15784 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15786 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
15788 (oacc_loop_process): Check mask for loop termination.
15790 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15792 * cif-code.def (CIF_THUNK): Add.
15793 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
15796 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15798 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
15799 (dump_inline_summary): Dump it.
15800 (fp_expression_p): New predicate.
15801 (estimate_function_body_sizes): Use it.
15802 (inline_merge_summary): Merge fp_expressions.
15803 (inline_read_section): Read fp_expressions.
15804 (inline_write_summary): Write fp_expressions.
15805 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
15806 codegen boundary if either caller or callee is !fp_expressions.
15807 * ipa-inline.h (inline_summary): Add fp_expressions.
15808 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
15809 to fp_expressions be sure the fp generation flags are updated.
15811 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15813 PR rtl-optimization/70467
15814 * cse.c (cse_insn): Handle no-op MEM moves after folding.
15816 PR rtl-optimization/70467
15817 * ipa-pure-const.c (check_call): Handle internal calls even in
15818 ipa mode like in local mode.
15820 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
15822 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
15824 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15826 * match.pd (X u< X, X u> X): New transformations.
15828 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15830 * flag-types.h (enum warn_strict_overflow_code): Move ...
15831 * coretypes.h: ... here.
15832 * fold-const.h (fold_overflow_warning): Declare.
15833 * fold-const.c (fold_overflow_warning): Make non-static.
15834 (fold_comparison): Move the transformation of X +- C1 CMP C2
15835 into X CMP C2 -+ C1 ...
15836 * match.pd: ... here.
15837 * gimple-fold.c (fold_stmt_1): Protect with
15838 fold_defer_overflow_warnings.
15840 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15842 * omp-low.c (struct oacc_loop): Add 'inner' field.
15843 (new_oacc_loop_raw): Initialize it to zero.
15844 (oacc_loop_fixed_partitions): Initialize it.
15845 (oacc_loop_auto_partitions): Partition outermost loop to outermost
15846 available partitioning.
15848 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15850 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
15852 (umulsidi3): Likewise.
15853 (indirect_jump): Fix jump instruction assembly patterns.
15855 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
15858 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
15859 (nvptx_function_value): Assert non-NULL cfun.
15861 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
15863 PR rtl-optimization/70886
15864 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
15866 * cselib.h (rtx_equal_for_cselib_1): Declare.
15867 (rtx_equal_for_cselib_p: New inline function.
15868 * cselib.c (rtx_equal_for_cselib_p): Delete.
15869 (rtx_equal_for_cselib_1): Make public.
15871 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15873 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
15874 (register_mixssei387nonimm_operand): Remove predicate.
15875 * config/i386/i386.md (*fop_<mode>_comm): Merge from
15876 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
15877 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
15878 for TARGET_MIX_SSE_I387 alternatives.
15879 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
15880 Disable unsupported alternatives using "enabled" attribute. Use
15881 nonimm_ssenomem_operand as operand 1 predicate. Also check
15882 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
15884 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15886 * tree.c (cst_and_fits_in_hwi): Simplify.
15888 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15890 * tree.h (wi::to_wide): New function.
15891 * expr.c (expand_expr_real_1): Use wi::to_wide.
15892 * fold-const.c (int_const_binop_1): Likewise.
15893 (extract_muldiv_1): Likewise.
15895 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15897 * wide-int.h: Update offset_int and widest_int documentation.
15898 (WI_SIGNED_SHIFT_RESULT): New macro.
15899 (wi::binary_shift): Define signed_shift_result_type for
15900 shifts on offset_int- and widest_int-like types.
15901 (generic_wide_int): Support <<= and >>= if << and >> are supported.
15902 * tree.h (int_bit_position): Use shift operators instead of wi::
15904 * alias.c (adjust_offset_for_component_ref): Likewise.
15905 * expr.c (get_inner_reference): Likewise.
15906 * fold-const.c (fold_comparison): Likewise.
15907 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15908 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15909 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15910 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15911 (stmt_kills_ref_p): Likewise.
15912 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15913 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15915 (ao_ref_init_from_vn_reference): Likewise.
15917 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15919 * wide-int.h: Update offset_int and widest_int documentation.
15920 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15921 (wi::binary_traits): Allow ordered comparisons between offset_int and
15922 offset_int, between widest_int and widest_int, and between either
15923 of these types and basic C types.
15924 (operator <, <=, >, >=): Define for the same combinations.
15925 * tree.h (tree_int_cst_lt): Use comparison operators instead
15926 of wi:: comparisons.
15927 (tree_int_cst_le): Likewise.
15928 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15929 (fold_nonarray_ctor_reference): Likewise.
15930 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15931 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15932 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15933 * tree-sra.c (completely_scalarize): Likewise.
15934 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15935 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15936 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15937 (check_for_binary_op_overflow): Likewise.
15938 (search_for_addr_array): Likewise.
15939 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15941 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15943 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15944 (arc_save_restore): Likewise.
15945 (arc_dwarf_register_span): Likewise.
15946 (arc_output_pic_addr_const): Initialize suffix variable.
15948 2016-05-02 Martin Liska <mliska@suse.cz>
15950 * symbol-summary.h (function_summary::function_summary):
15951 Remove checking assert for all cgraph nodes.
15952 (function_summary::get): Check summary_uid.
15953 (symtab_insertion): Check summary_uid.
15955 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15957 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15958 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15959 bmaskn instruction.
15960 (arc_dwarf_register_span): Remove enum keyword.
15961 (compact_memory_operand_p): New function.
15962 * config/arc/arc.h (reg_class): Add code density register classes.
15963 (REG_CLASS_NAMES): Likewise.
15964 (REG_CLASS_CONTENTS): Likewise.
15965 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15966 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15967 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15968 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15969 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15971 (h, Rcd, Rsd, Rzd): New register constraints.
15972 (T): Use compact_memory_operand_p function.
15973 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15975 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15977 * config/sh/sh.md (*negnegt, *movtt): Remove.
15979 2016-05-02 Marek Polacek <polacek@redhat.com>
15980 Tom de Vries <tom@codesourcery.com>
15982 PR tree-optimization/70700
15983 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15984 bigger than FIRST_REF_NODE.
15986 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15989 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15991 (prepare_cbranch_operands): Don't use scratch register. Assume that
15992 function is used when pseudos can be created.
15993 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15994 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15995 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15996 define_expand. Allow it only when pseudos can be created.
15997 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15999 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16001 * config/i386/constraints.md (BC): Only allow -1 operands.
16002 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16003 Add "enabled" attribute. Update XI mode attribute calculation.
16004 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16005 (*movoi_internal_avx): Update XI mode attribute calculation.
16006 (*movti_internal): Ditto.
16008 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16010 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16011 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16013 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16015 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16016 statement on instruction code. Remove trailing spaces.
16017 (altivec_expand_stv_builtin): Likewise.
16019 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16021 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16022 (TARGET_FPU_DOUBLE): Simplify.
16023 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16024 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16025 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16026 with 'TARGET_FPU_DOUBLE'.
16027 * config/sh/sh.md: Likewise.
16029 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16031 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16032 SH_DIV_STR_FOR_SIZE): Remove.
16033 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16034 SH_DIV_STR_FOR_SIZE): Remove.
16036 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16038 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16039 logical_reg_operand): Delete.
16040 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16041 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16042 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16043 match_operand and match_test.
16044 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16045 variables on their first use. Return bool values.
16046 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16047 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16048 arith_reg_operand for input operand. Remove empty constraints.
16050 (*xorsi3_compact): Rename to xorsi3.
16051 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16052 (*zero_extend<mode>si2_disp_mem): Update comment.
16055 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16057 * config/sh/t-sh: Remove SH5 support.
16058 * config.gcc: Likewise.
16059 * configure: Likewise.
16061 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16063 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16065 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16067 * config/sh/sh.c (register_sh_passes, sh_option_override,
16068 sh_print_operand, prepare_move_operands,
16069 sh_can_follow_jump): Remove TARGET_SH1 checks.
16070 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16071 PROMOTE_MODE): Likewise.
16072 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16075 2016-04-30 Alan Modra <amodra@gmail.com>
16077 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16078 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16079 Check for user regs later to avoid unnecessary looping over regs.
16080 Merge user reg check with non-saved reg check. Don't force
16081 inline VR restore when static chain used.
16082 (rs6000_frame_related): Omit eh_frame info for user regs when
16084 (fixed_regs_p): Delete.
16086 2016-04-30 Alan Modra <amodra@gmail.com>
16088 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16089 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16092 2016-04-30 Alan Modra <amodra@gmail.com>
16095 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16096 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16099 2016-04-30 Alan Modra <amodra@gmail.com>
16101 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16102 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16103 flag_pic test for Darwin.
16105 2016-04-30 Alan Modra <amodra@gmail.com>
16107 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16108 throw_calls_crossed.
16109 (REG_FREQ_CALLS_CROSSED): Delete.
16110 (REG_N_THROWING_CALLS_CROSSED): Delete.
16111 * regstat.c (regstat_bb_compute_ri): Don't calculate
16112 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16113 (dump_reg_info): Don't print call cross frequency.
16114 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16115 and REG_N_THROWING_CALLS_CROSSED.
16117 2016-04-30 Alan Modra <amodra@gmail.com>
16119 * regs.h (struct reg_info_t): Delete live_length.
16120 (REG_LIVE_LENGTH): Delete macro.
16121 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16122 local_live, local_processed and local_live_last_luid params.
16123 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16125 (regstat_compute_ri): Adjust for above. Don't set
16127 (dump_reg_info): Don't print live length.
16128 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16129 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16130 Localize loop_depth var.
16132 2016-04-30 Alan Modra <amodra@gmail.com>
16134 * ira.c (enum valid_equiv): New.
16135 (validate_equiv_mem): Return enum.
16136 (update_equiv_mem): Create replacement in more cases.
16137 (add_store_equivs): Update validate_equiv_mem call.
16139 2016-04-30 Alan Modra <amodra@gmail.com>
16141 * ira.c (combine_and_move_insns): Rather than scanning insns,
16142 use DF infrastucture to find use and def insns.
16144 2016-04-30 Alan Modra <amodra@gmail.com>
16146 ira.c (combine_and_move_insns): Move invariant conditions..
16147 (ira.c): ..to here. Call combine_and_move_insns before
16148 add_store_equivs. Call grow_reg_equivs later. Allocate
16149 req_equiv later using max_reg_num() rather than global max_regno.
16150 (contains_replace_regs): Delete.
16151 (add_store_equivs): Remove contains_replace_regs test.
16153 2016-04-30 Alan Modra <amodra@gmail.com>
16155 * ira.c (struct equiv_mem_data): New.
16156 (equiv_mem, equiv_mem_modified): Delete static vars.
16157 (validate_equiv_mem_from_store): Use "data" param to communicate..
16158 (validate_equiv_mem): ..from here.
16160 2016-04-30 Alan Modra <amodra@gmail.com>
16162 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
16164 (update_reg_equivs): ..here. Move allocation and freeing of
16165 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
16166 end_alias_analysis to..
16169 2016-04-30 Alan Modra <amodra@gmail.com>
16171 * ira.c (pdx_subregs): Delete.
16172 (struct equivalence): Add pdx_subregs field.
16173 (set_paradoxical_subreg): Remove pdx_subregs param. Update
16174 pdx_subregs access.
16175 (update_equiv_regs): Don't create or free pdx_subregs. Update
16176 pdx_subregs access.
16178 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16180 * config/rs6000/altivec.h: Change definitions of vec_xl and
16182 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
16183 (LD_ELEMREV_V2DI): New.
16184 (LD_ELEMREV_V4SF): New.
16185 (LD_ELEMREV_V4SI): New.
16186 (LD_ELEMREV_V8HI): New.
16187 (LD_ELEMREV_V16QI): New.
16188 (ST_ELEMREV_V2DF): New.
16189 (ST_ELEMREV_V2DI): New.
16190 (ST_ELEMREV_V4SF): New.
16191 (ST_ELEMREV_V4SI): New.
16192 (ST_ELEMREV_V8HI): New.
16193 (ST_ELEMREV_V16QI): New.
16196 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16197 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
16198 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
16199 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
16200 (altivec_expand_builtin): Add handling for
16201 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
16202 (rs6000_invalid_builtin): Add error-checking for
16203 RS6000_BTM_P9_VECTOR.
16204 (altivec_init_builtins): Define builtins used to implement vec_xl
16206 (rs6000_builtin_mask_names): Define power9-vector.
16207 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
16208 (RS6000_BTM_P9_VECTOR): Define.
16209 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
16210 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
16211 (vsx_ld_elemrev_v2df): Likewise.
16212 (vsx_ld_elemrev_v4sf): Likewise.
16213 (vsx_ld_elemrev_v4si): Likewise.
16214 (vsx_ld_elemrev_v8hi): Likewise.
16215 (vsx_ld_elemrev_v16qi): Likewise.
16216 (vsx_st_elemrev_v2df): Likewise.
16217 (vsx_st_elemrev_v2di): Likewise.
16218 (vsx_st_elemrev_v4sf): Likewise.
16219 (vsx_st_elemrev_v4si): Likewise.
16220 (vsx_st_elemrev_v8hi): Likewise.
16221 (vsx_st_elemrev_v16qi): Likewise.
16222 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
16225 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
16227 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
16229 (simplify_control_stmt_condition_1): ... here. Recurse into
16230 BIT_AND_EXPRs and BIT_IOR_EXPRs.
16232 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
16235 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
16236 (zero_extendqi<mode>2_dot): Revert earlier conversion from
16237 define_insn_and_split to define_insn.
16238 (zero_extendqi<mode>2_dot2): Same.
16239 (extendqi<mode>2_dot): Same.
16240 (extendqi<mode>2_dot2): Same.
16242 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16244 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
16245 (probe_stack): New expander.
16246 (probe_stack_<mode>): New insn pattern.
16248 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16250 * config/i386/i386.md
16251 (operations with memory inputs setting flags peephole2):
16252 Remove uneeded REG_P checks. Cleanup pattern generation.
16254 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
16256 * tree-vect-loop.c (vect_transform_loop): Fix
16257 nb_iterations_upper_bound computation for vectorized loop.
16259 2016-04-29 Marek Polacek <polacek@redhat.com>
16260 Jakub Jelinek <jakub@redhat.com>
16263 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
16264 TARGET_EXPR_SLOT as a base.
16266 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
16268 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
16269 with 'rCm2' constraints to limit possible immediate size.
16270 (*load_zeroextendqisi_update): Likewise.
16271 (*load_signextendqisi_update): Likewise.
16272 (*loadhi_update): Likewise.
16273 (*load_zeroextendhisi_update): Likewise.
16274 (*load_signextendhisi_update): Likewise.
16275 (*loadsi_update): Likewise.
16276 (*loadsf_update): Likewise.
16278 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/predicates.md (constm1_operand): Fix comparison.
16282 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16284 * testsuite/gcc.target/arc/ieee_eq.c: New test.
16286 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
16288 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
16289 remaining SH5 related settings.
16290 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
16291 shmedia_prepare_call_address): Delete.
16292 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
16293 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
16294 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
16295 UNSUPPORTED_SH2A): Remove m5 checks.
16296 (sh_divide_strategy_e): Remove SH5 division strategies.
16297 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
16298 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
16300 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16302 * config/s390/s390.c (s390_rtx_costs): Update documentation.
16304 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16306 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
16307 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
16308 Change lder to ldr.
16309 * config/s390/vector.md ("mov<mode>"): Likewise.
16311 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
16313 * config/s390/constraints.md ("U", "W"): Invoke
16314 s390_mem_constraint with "ZR" and "ZT".
16315 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
16316 addresses when using LRA. Accept also short displacements for S
16317 and T constraints. Do not check for long displacement target for
16318 S and T constraints.
16319 (s390_mem_constraint): Remove handling of U and W constraints.
16320 * config/s390/s390.md (various patterns): Remove the short
16321 displacement constraints (Q and R) if a long displacement
16322 constraint is present. Add longdisp as required CPU capability.
16323 * config/s390/vector.md: Likewise.
16324 * config/s390/vx-builtins.md: Likewise.
16326 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16329 * reload1.c (reload): Call finish_spills before
16330 restarting reload loop. Skip select_reload_regs
16331 if update_eliminables_and_spill returns true.
16333 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16335 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
16336 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
16337 (umulhisi3_imm): Update predicates and constraint letters.
16338 (umulhisi3_reg): Declare instruction as commutative.
16339 * config/arc/constraints.md (J12, J16): New constraints.
16340 * config/arc/predicates.md (short_unsigned_const_operand): New
16342 (arc_short_operand): Likewise.
16343 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
16345 2016-04-29 Richard Biener <rguenther@suse.de>
16347 PR tree-optimization/13962
16348 PR tree-optimization/65686
16349 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
16350 * tree-ssa-alias.c (ptrs_compare_unequal): New function
16351 using PTA to compare pointers.
16352 * match.pd: Add pattern for pointer equality compare simplification
16353 using ptrs_compare_unequal.
16355 2016-04-29 Richard Biener <rguenther@suse.de>
16357 * stor-layout.c (layout_type): Do not build a pointer-to-element
16360 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16362 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16363 Use SWI mode iterator. Use general_reg_operand predicate.
16364 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16365 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16368 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16370 PR middle-end/70843
16371 * fold-const.c (operand_equal_p): Don't verify hash value equality
16373 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16376 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16379 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16380 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16381 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16382 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16383 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16385 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16387 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16388 to info. Don't initialize separate fields to 0. Clean up
16391 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16393 * config/i386/i386.md (peephole2s for operations with memory inputs):
16394 Use SWI mode iterator.
16395 (peephole2s for operations with memory outputs): Ditto.
16396 Do not check for stack checking probe.
16398 (probe_stack): Remove expander.
16400 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16401 Andrew Burgess <andrew.burgess@embecosm.com>
16403 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16404 operands as 32-bits.
16406 2016-04-28 Jason Merrill <jason@redhat.com>
16408 * gdbinit.in: Skip line-map.h.
16410 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16411 Andrew Burgess <andrew.burgess@embecosm.com>
16413 * config/arc/arc.c (arc_conditional_register_usage): Take
16414 TARGET_RRQ_CLASS into account.
16415 (arc_print_operand): Support printing 'p' and 's' operands.
16416 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16418 (TARGET_RRQ_CLASS): Define.
16419 (IS_POWEROF2_OR_0_P): Define.
16420 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16422 (*tst_movb): New define_insn.
16423 (*tst): Avoid recognition if it could prevent '*tst_movb'
16424 combination; replace c/CnL with c/Chs alternative.
16425 (*tst_bitfield_tst): New define_insn.
16426 (*tst_bitfield_asr): New define_insn.
16427 (*tst_bitfield): New define_insn.
16428 (andsi3_i): Add Rrq variant.
16429 (extzv): New define_expand.
16430 (insv): New define_expand.
16431 (*insv_i): New define_insn.
16432 (*movb): New define_insn.
16433 (*movb_signed): New define_insn.
16434 (*movb_high): New define_insn.
16435 (*movb_high_signed): New define_insn.
16436 (*movb_high_signed + 1): New define_split pattern.
16437 (*mrgb): New define_insn.
16438 (*mrgb + 1): New define_peephole2 pattern.
16439 (*mrgb + 2): New define_peephole2 pattern.
16440 * config/arc/arc.opt (mbitops): New option for nps400, uses
16441 TARGET_NPS_BITOPS_DEFAULT.
16442 * config/arc/constraints.md (q): Make register class conditional.
16443 (Rrq): New register constraint.
16444 (Chs): New constraint.
16445 (Clo): New constraint.
16446 (Chi): New constraint.
16447 (Cbf): New constraint.
16448 (Cbn): New constraint.
16449 (C18): New constraint.
16450 (Cbi): New constraint.
16452 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16454 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16456 (bitmap_intersection_of_preds): Ditto.
16457 (bitmap_union_of_succs): Ditto.
16458 (bitmap_union_of_preds): Ditto.
16459 * sbitmap.c (do_popcount): Delete.
16460 (BITMAP_DEBUGGING): Delete.
16461 (sbitmap_verify_popcount): Delete.
16462 (sbitmap_alloc): Don't initialize the popcount field.
16463 (sbitmap_alloc_with_popcount): Delete.
16464 (sbitmap_resize): Don't resize the popcount array.
16465 (sbitmap_vector_alloc): Don't initialize the popcount field.
16466 (bitmap_copy): Don't copy the popcount array.
16467 (bitmap_clear): Don't clear the popcount array.
16468 (bitmap_clear): Delete the popcount array handling.
16469 (bitmap_ior_and_compl): Delete the popcount assert.
16470 (bitmap_not): Ditto.
16471 (bitmap_and_compl): Ditto.
16472 (bitmap_and): Delete the popcount array handling.
16473 (bitmap_xor): Ditto.
16474 (bitmap_ior): Ditto.
16475 (bitmap_or_and): Delete the popcount assert.
16476 (bitmap_and_or): Ditto.
16477 (popcount_table): Delete.
16478 (sbitmap_elt_popcount): Delete.
16479 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16480 (bitmap_set_bit): Delete the popcount assert.
16481 (bitmap_clear_bit): Ditto.
16482 (sbitmap_free): Don't free the popcount array.
16483 (sbitmap_alloc_with_popcount): Delete declaration.
16484 (sbitmap_popcount): Ditto.
16486 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16487 Andrew Burgess <andrew.burgess@embecosm.com>
16489 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16490 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16491 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16492 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16493 * config/arc/arc.opt (mcmem): New option.
16494 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16495 supply length for r/m alternative.
16496 (*extendqisi2_ac): Likewise.
16497 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16499 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16500 (movhi_insn): Likewise.
16501 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16502 (*zero_extendqihi2_i): Add r/Ucm alternative.
16503 (*zero_extendqisi2_ac): Likewise.
16504 (*zero_extendhisi2_i): Likewise.
16505 * config/arc/constraints.md (Uex): New memory constraint.
16506 (Ucm): New define_constraint.
16507 * config/arc/predicates.md (long_immediate_loadstore_operand):
16508 Return 0 for MEM with cmem_address address.
16509 (cmem_address_0): New predicates.
16510 (cmem_address_1): Likewise.
16511 (cmem_address_2): Likewise.
16512 (cmem_address): Likewise.
16514 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16516 * config/rs6000/rs6000.c (machine_function): Rename
16517 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16518 (rs6000_stack_info): Adjust.
16520 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16521 Andrew Burgess <andrew.burgess@embecosm.com>
16523 * config/arc/constraints.md (Usd): Convert to define_constraint.
16527 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16530 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16531 Add new peephole2 where the first insn is *mov<mode>_or instead of
16532 *mov<mode>_internal.
16534 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16536 * tracer.c (bb_seen): Make static.
16538 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16540 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16541 support, setup defaults.
16542 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16543 * config/arc/arc.c (arc_init): Add NPS400 support.
16544 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16545 (TARGET_ARC700): NPS400 is also an ARC700.
16546 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16548 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16551 * config/nds32/nds32.md (casesi): Don't access the operands array
16554 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16556 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16557 (or $-1,reg peephole2): Ditto.
16558 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16560 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16562 * doc/extend.texi (Common Function Attributes) [optimize]:
16563 Discourage use of the optimize attribute.
16565 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16567 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16568 special case builtin.
16569 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16570 ALTIVEC_BUILTIN_VEC_ADDE.
16571 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16572 support for ALTIVEC_BUILTIN_VEC_ADDE.
16573 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16574 for __builtin_vec_adde.
16576 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16578 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16579 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16581 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16584 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16585 attributes): Document cilkplus_runtime.
16587 2016-04-28 Martin Jambor <mjambor@suse.cz>
16589 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16590 this function. Call verify_expr on MEM_REFs and bases of other
16591 handled_components.
16593 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16595 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16596 for WORD_REGISTER_OPERATIONS to runtime check.
16598 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16600 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16602 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16604 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16605 big-endian compilation.
16606 * config/arc/arc.md (addf3): Likewise.
16607 (subdf3): Likewise.
16608 (muldf3): Likewise.
16610 2016-04-28 Richard Biener <rguenther@suse.de>
16612 PR tree-optimization/70840
16613 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16614 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16615 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16616 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16618 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16620 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16621 and explain why in a comment.
16623 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16625 * config/arc/arc.md (cpu_facility): Add fpx variant.
16626 (subdf3): Prohibit use reverse sub when assist operations option
16628 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16629 instructions only when FPX is enabled.
16630 * testsuite/gcc.target/arc/trsub.c: New test.
16632 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16634 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16635 mult_operator when calculating "type" attribute.
16636 (*fop_<mode>_1_i387): Ditto.
16637 (*fop_xf_1_i387): Ditto.
16638 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16639 Use std::swap to swap operands. Use RTL expressions to generate
16642 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16643 Joern Rennecke <joern.rennecke@embecosm.com>
16645 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16647 (emit_pic_move): Remove.
16648 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16649 * config/arc/arc.c (emit_pic_move): Removed.
16650 (TARGET_HAVE_TLS): Define.
16651 (arc_conditional_register_usage): Test for arc_tp_regno.
16652 (arc_print_operand, arc_print_operand_address): Handle TLS
16654 (arc_needs_pcl_p): New function.
16655 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16656 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16657 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16658 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16659 (arc_legitimize_tls_address): Likewise.
16660 (DTPOFF_ZERO_SYM): Define.
16661 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16662 (arc_output_pic_addr_const): Print TLS unspecs.
16663 (prepare_pic_move): New function, replaces emit_pic_move.
16664 (arc_legitimate_constant_p): Handle TLS unspecs.
16665 (arc_legitimate_address_p): Likewise.
16666 (arc_rewrite_small_data_p): Use assert for TLS constants.
16667 (prepare_move_operands): Use prepare_pic_move.
16668 (arc_legitimize_address): Legitimize tls addresses.
16669 (arc_epilogue_uses): Check for arc_tp_regno.
16670 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16671 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16673 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16675 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16676 %(arc_tls_extra_start_spec).
16677 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16678 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16680 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16681 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16682 (UNSPEC_TLS_OFF): Add.
16684 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16685 (get_thread_pointersi): New patterns.
16686 * config/arc/arc.opt (mtp-regno): New option.
16687 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16688 (move_dest_operand): Likewise.
16689 * configure: Regenerate.
16690 * configure.ac: Add arc*-*-* case to test for tls.
16691 * doc/invoke.texi (ARC options): Document mtp-regno.
16693 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16695 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16696 the new ARC HS SIMD instructions.
16697 (arc_preferred_simd_mode): New function.
16698 (arc_autovectorize_vector_sizes): Likewise.
16699 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16700 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16701 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16702 (arc_init_builtins): Add new SIMD builtin types.
16703 (arc_split_move): Handle 64 bit vector moves.
16704 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16705 (TARGET_PLUS_QMACW): Define.
16706 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16707 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16708 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16709 (VSUBADD4H): New builtins.
16710 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16711 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16713 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16714 Matthias Klose <doko@debian.org>
16716 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16718 2016-04-28 Richard Biener <rguenther@suse.de>
16720 PR middle-end/70777
16721 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16724 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
16726 * common/config/sh/sh-common.c: Remove SH5 support.
16727 * config/sh/constraints.md: Likewise.
16728 * config/sh/config/sh/elf.h: Likewise.
16729 * config/sh/linux.h: Likewise.
16730 * config/sh/netbsd-elf.h: Likewise.
16731 * config/sh/predicates.md: Likewise.
16732 * config/sh/sh-c.c: Likewise.
16733 * config/sh/sh-protos.h: Likewise.
16734 * config/sh/sh.c: Likewise.
16735 * config/sh/sh.h: Likewise.
16736 * config/sh/sh.md: Likewise.
16737 * config/sh/sh.opt: Likewise.
16738 * config/sh/sync.md: Likewise.
16739 * config/sh/sh64.h: Delete.
16740 * config/sh/shmedia.h: Likewise.
16741 * config/sh/shmedia.md: Likewise.
16742 * config/sh/sshmedia.h: Likewise.
16743 * config/sh/t-netbsd-sh5-64: Likewise.
16744 * config/sh/t-sh64: Likewise.
16745 * config/sh/ushmedia.h: Likewise.
16747 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16749 * config/i386/i386.md (sign_extend to memory peephole2s): Use
16750 general_reg_operand instead of register_operand predicate.
16752 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16754 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
16756 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
16758 * match.pd (A - B > A, A + B < A): New transformations.
16760 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
16762 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
16763 which defaults to true. Emit an outer pair of parentheses only if
16764 EMIT_PARENS. When continuing a chain of && or || (or & or |),
16765 don't emit parentheses for the right-hand operand.
16767 2016-04-27 Jeff Law <law@redhat.com>
16769 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
16771 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16773 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
16774 (altivec_lvx_<mode>_internal): Document.
16775 (altivec_lvx_<mode>_2op): New define_insn.
16776 (altivec_lvx_<mode>_1op): Likewise.
16777 (altivec_lvx_<mode>_2op_si): Likewise.
16778 (altivec_lvx_<mode>_1op_si): Likewise.
16779 (altivec_stvx_<mode>): Remove.
16780 (altivec_stvx_<mode>_internal): Document.
16781 (altivec_stvx_<mode>_2op): New define_insn.
16782 (altivec_stvx_<mode>_1op): Likewise.
16783 (altivec_stvx_<mode>_2op_si): Likewise.
16784 (altivec_stvx_<mode>_1op_si): Likewise.
16785 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16786 Expand vec_ld and vec_st during parsing.
16787 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
16789 (altivec_expand_stvx_be): Likewise.
16790 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
16791 address-masking behavior in RTL.
16792 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
16793 address-masking behavior in RTL.
16794 (altivec_expand_builtin): Change builtin code arguments for calls
16795 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
16796 (insn_is_swappable_p): Avoid incorrect swap optimization in the
16797 presence of lvx/stvx patterns.
16798 (alignment_with_canonical_addr): New function.
16799 (alignment_mask): Likewise.
16800 (find_alignment_op): Likewise.
16801 (recombine_lvx_pattern): Likewise.
16802 (recombine_stvx_pattern): Likewise.
16803 (recombine_lvx_stvx_patterns): Likewise.
16804 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
16805 stvx patterns from expand.
16806 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
16808 (vector_altivec_store_<mode>): Likewise.
16810 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
16812 * config/aarch64/aarch64.md
16813 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
16814 remove the "fp" attributes.
16815 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
16816 add the "simd" attributes.
16817 (*movdf_aarch64): Likewise.
16818 (*movtf_aarch64): Remove the "fp" attributes.
16819 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
16820 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
16822 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16824 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
16825 rtx to rtx_code_label *.
16826 * rtl.h (maybe_set_first_label_num): Likewise.
16828 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16830 * df-core.c (df_add_problem): Make the problem param be const.
16831 (df_remove_problem): Make local "problem" be const.
16832 * df-problems.c (problem_RD): Make const.
16833 (problem_LR): Likewise.
16834 (problem_LIVE): Likewise.
16835 (problem_MIR): Likewise.
16836 (problem_CHAIN): Likewise.
16837 (problem_WORD_LR): Likewise.
16838 (problem_NOTE): Likewise.
16839 (problem_MD): Likewise.
16840 * df-scan.c (problem_SCAN): Likewise.
16841 * df.h (struct df_problem): Make field "dependent_problem" be
16843 (struct dataflow): Likewise for field "problem".
16844 (df_add_problem): Make param const.
16846 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16848 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
16849 inter-unit moves to/from vector registers are enabled. Do not disable
16852 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16854 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
16855 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
16857 (enum df_problem_id): ...this new enum.
16858 (struct df_problem): Convert field "id" from "int" to
16859 enum df_problem_id.
16861 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16863 * rtl.def: Update comment for "things in the instruction chain" to
16864 reflect the removal of the leading "i" field for INSN_UID in
16865 r210360. Fix bogus apostrophe.
16867 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16869 * config/i386/i386.md
16870 (lea arith with mem operand + setcc peephole2): Set operator mode.
16872 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
16875 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
16876 (dimode_scalar_to_vector_candidate_p): This.
16877 (timode_scalar_to_vector_candidate_p): New function.
16878 (scalar_to_vector_candidate_p): Likewise.
16879 (timode_check_non_convertible_regs): Likewise.
16880 (timode_remove_non_convertible_regs): Likewise.
16881 (remove_non_convertible_regs): Likewise.
16882 (remove_non_convertible_regs): Renamed to ...
16883 (dimode_remove_non_convertible_regs): This.
16884 (scalar_chain::~scalar_chain): Make it virtual.
16885 (scalar_chain::compute_convert_gain): Make it pure virtual.
16886 (scalar_chain::mark_dual_mode_def): Likewise.
16887 (scalar_chain::convert_insn): Likewise.
16888 (scalar_chain::convert_registers): Likewise.
16889 (scalar_chain::add_to_queue): Make it protected.
16890 (scalar_chain::emit_conversion_insns): Likewise.
16891 (scalar_chain::replace_with_subreg): Likewise.
16892 (scalar_chain::replace_with_subreg_in_insn): Likewise.
16893 (scalar_chain::convert_op): Likewise.
16894 (scalar_chain::convert_reg): Likewise.
16895 (scalar_chain::make_vector_copies): Likewise.
16896 (scalar_chain::convert_registers): New pure virtual function.
16897 (class dimode_scalar_chain): New class.
16898 (class timode_scalar_chain): Likewise.
16899 (scalar_chain::mark_dual_mode_def): Renamed to ...
16900 (dimode_scalar_chain::mark_dual_mode_def): This.
16901 (timode_scalar_chain::mark_dual_mode_def): New function.
16902 (timode_scalar_chain::convert_insn): Likewise.
16903 (dimode_scalar_chain::convert_registers): Likewise.
16904 (scalar_chain::compute_convert_gain): Renamed to ...
16905 (dimode_scalar_chain::compute_convert_gain): This.
16906 (scalar_chain::replace_with_subreg): Renamed to ...
16907 (dimode_scalar_chain::replace_with_subreg): This.
16908 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16909 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16910 (scalar_chain::make_vector_copies): Renamed to ...
16911 (dimode_scalar_chain::make_vector_copies): This.
16912 (scalar_chain::convert_reg): Renamed to ...
16913 (dimode_scalar_chain::convert_reg ): This.
16914 (scalar_chain::convert_op): Renamed to ...
16915 (dimode_scalar_chain::convert_op): This.
16916 (scalar_chain::convert_insn): Renamed to ...
16917 (dimode_scalar_chain::convert_insn): This.
16918 (scalar_chain::convert): Call convert_registers.
16919 (convert_scalars_to_vector): Change to scalar_chain pointer to
16920 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16921 in 32-bit mode. Delete scalar_chain pointer. Call
16922 free_dominance_info in 64-bit mode.
16923 (pass_stv::gate): Remove TARGET_64BIT check.
16924 (ix86_option_override): Put the 64-bit STV pass before the CSE
16927 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16929 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16930 dw_loc_frame_offset field.
16931 * dwarf2out.c (new_loc_descr): Likewise.
16932 (resolve_args_picking_1): Turn the VISITED hash set into a
16933 FRAME_OFFSET hash map. Use it to associate a frame offset to
16934 visited nodes. Remove uses of the CHECKING_P macro.
16935 (resolve_args_picking): Update call to resolve_args_picking_1.
16937 2016-04-27 Martin Liska <mliska@suse.cz>
16939 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16940 (free_loop_data): Release vuses of groups.
16942 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16944 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16945 instead of redundant use_id and boolean have_use_for.
16946 (struct iv_use): Change sub_id into group_id. Remove field next.
16947 Move fields: related_cands, n_map_members, cost_map and selected
16949 (struct iv_group): ... here. New structure.
16950 (struct iv_common_cand): Use structure declaration directly.
16951 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16952 (MAX_CONSIDERED_USES): Rename macro to ...
16953 (MAX_CONSIDERED_GROUPS): ... here.
16954 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16955 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16956 (dump_uses): Rename to ...
16957 (dump_groups): ... here. Update all uses.
16958 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16959 (find_induction_variables): Refactor format of dump information.
16960 (record_sub_use): Delete.
16961 (record_use): Update all uses.
16962 (record_group): New function.
16963 (record_group_use, find_interesting_uses_op): Call above functions.
16965 (find_interesting_uses_cond): Ditto.
16966 (group_compare_offset): New function.
16967 (split_all_small_groups): Rename to ...
16968 (split_small_address_groups_p): ... here. Update all uses.
16969 (split_address_groups): Update all uses.
16970 (find_interesting_uses): Refactor format of dump information.
16971 (add_candidate_1): Update all uses. Remove redundant check on iv,
16973 (add_candidate, record_common_cand): Remove redundant assert.
16974 (add_iv_candidate_for_biv): Update use.
16975 (add_iv_candidate_derived_from_uses): Update all uses.
16976 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16977 (alloc_use_cost_map): Ditto.
16978 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16979 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16980 (determine_use_iv_cost_generic): Ditto.
16981 (determine_group_iv_cost_generic): Ditto.
16982 (determine_use_iv_cost_address): Ditto.
16983 (determine_group_iv_cost_address): Ditto.
16984 (determine_use_iv_cost_condition): Ditto.
16985 (determine_group_iv_cost_cond): Ditto.
16986 (determine_use_iv_cost): Ditto.
16987 (determine_group_iv_cost): Ditto.
16988 (set_autoinc_for_original_candidates): Update all uses.
16989 (find_iv_candidates): Update all uses. Refactor dump information.
16990 (determine_use_iv_costs): Ditto.
16991 (determine_iv_costs): Ditto.
16992 (iv_ca_cand_for_use): Rename to ...
16993 (iv_ca_cand_for_group): ... here. Update all uses.
16994 (iv_ca_add_use, iv_ca_add_group): Ditto.
16995 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16996 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16997 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16998 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16999 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17000 (create_new_iv, adjust_iv_update_pos): Ditto.
17001 (rewrite_use_address): Delete.
17002 (rewrite_use_address_1): Rename to ...
17003 (rewrite_use_address): ... here.
17004 (rewrite_use_compare): Update all uses.
17005 (rewrite_use): Delete.
17006 (rewrite_uses): Rename to ...
17007 (rewrite_groups): ... here. Update all uses.
17008 (remove_unused_ivs, free_loop_data): Update all uses.
17009 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17011 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17013 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17014 for WORD_REGISTER_OPERATIONS to runtime check.
17016 2016-04-27 Richard Biener <rguenther@suse.de>
17019 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17020 aggregate_value_p to determine if a function result is
17021 returned by reference.
17022 (ipa_pta_execute): Functions having their address taken are
17023 not automatically nonlocal.
17025 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17028 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17029 * fold-const.c (operand_equal_p): If flag_checking and
17030 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17031 and if it returns non-zero, assert iterative_hash_expr on both
17034 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17036 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17038 2016-04-27 Nick Clifton <nickc@redhat.com>
17040 PR middle-end/49889
17041 * varasm.c (merge_weak): Generate an error if an attempt is made
17042 to convert a non-weak static function into a weak, public function.
17044 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17046 * params.def (MAX_PARTITION_SIZE): New param.
17047 * doc/invoke.texi: Document lto-max-partition.
17049 2016-04-27 Richard Biener <rguenther@suse.de>
17052 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17053 function cummulating used_from_other_partition, externally_visible
17054 and force_output from aliases.
17055 (refered_from_nonlocal_var): Likewise.
17056 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17057 node flags properly.
17059 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17061 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17062 (-Wmemset-elt-size): New item.
17064 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17067 * stor-layout.h (internal_reference_types): Delete.
17068 * stor-layout.c (reference_types_internal): Likewise.
17069 (internal_reference_types): Likewise.
17070 (layout_type) <REFERENCE_TYPE>: Adjust.
17072 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17075 * tree.h (inchash::add_expr): Add FLAGS argument.
17076 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17077 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17078 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17079 Formatting fix. Adjust recursive calls. For tcc_comparison,
17080 if swap_tree_comparison (code) is smaller than code, hash that
17081 and arguments in the other order. Hash CONVERT_EXPR the same
17082 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17083 of ADDR_EXPR of decl as the decl itself. Add or remove
17084 OEP_ADDRESS_OF from recursive flags as needed. For
17085 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17086 operands commutatively and only the third one normally.
17087 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17089 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17091 * config/rtems.h (LIB_SPEC): Add -latomic.
17093 2016-04-27 Joel Sherrill <joel@rtems.org>
17095 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17096 xilink.ld and flags not relevant to RTEMS.
17098 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17100 * toplev.c (backend_init_target): Avoid calling init_reload when using
17103 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17105 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17106 for loops rather than one for the whole function.
17108 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17110 * match.pd (X + CST CMP X): New transformation.
17112 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17114 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17115 * fold-const.c (fold_binary_loc): Remove 2 transformations
17116 superseded by match.pd.
17117 * match.pd (x+x -> x*2): Generalize to integers.
17119 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17121 * config/i386/i386.md (operation on memory peephole): Duplicate an
17122 existing peephole and adapt it to match lea rather than an operation
17125 PR rtl-optimization/57193
17126 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17128 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17130 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17132 * tree-if-conv.c (any_pred_load_store): New static variable.
17133 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17134 any_pred_load_store instead of and_mask_load_store.
17135 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17136 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17137 (combine_blocks, tree_if_conversion): Ditto.
17139 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17141 PR tree-optimization/70771
17142 PR tree-optimization/70775
17143 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17144 virtual PHI nodes. Delete parameter.
17145 (if_convertible_loop_p_1): Delete argument to above function.
17146 (predicate_all_scalar_phis): Delete code handling single-argument
17148 (tree_if_conversion): Mark and update virtual SSA.
17150 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17153 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17154 (x86_elf_aligned_common): Rename to ...
17155 (x86_elf_aligned_decl_common): ... this.
17156 Add decl arg. Switch to .lbss for largecomm object. Use
17157 LARGECOMM_SECTION_ASM_OP.
17158 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17160 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
17161 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
17163 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
17164 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
17166 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17169 * config/i386/i386.c (SECTION_LARGE): Define.
17170 (x86_64_elf_select_section): Set it for large data/bss sections.
17171 Only clear SECTION_WRITE for .lrodata.
17172 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
17174 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
17175 * varasm.c (default_elf_asm_named_section): Grow flagchars.
17176 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
17178 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
17179 * doc/tm.texi: Regenerate.
17181 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17184 * configure.ac (--enable-checking): Document extra flag, for
17185 non-release builds default to --enable-checking=yes,extra.
17186 If misc checking and extra checking, define CHECKING_P to 2 instead
17188 * common.opt (fchecking=): Add.
17189 * doc/invoke.texi (-fchecking=): Document.
17190 * doc/install.texi: Document --enable-checking changes.
17191 * configure: Regenerated.
17192 * config.in: Regenerated.
17194 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17196 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
17197 attribute instead of which_alternative.
17198 * config/i386/sse.md (*mov<mode>_internal): Ditto.
17199 Use EXT_REX_SSE_REG_P where appropriate.
17201 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17203 * config/i386/predicates.md (const0_operand): Do not match
17204 const_wide_int code.
17205 (const1_operand): Ditto.
17207 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17209 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
17210 for SSE constm1 operands and TARGET_AVX512VL.
17211 (*movti_internal): Ditto.
17212 (*mov<mode>_or): Use constm1_operand predicate.
17213 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
17214 for SSE vector_all_ones operands and TARGET_AVX512VL.
17215 * config/i386/predicates.md (constm1_operand): New predicate.
17216 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
17217 emission of constant -1 load.
17219 2016-04-25 Jason Merrill <jason@redhat.com>
17221 * gdbinit.in: Skip is-a.h.
17223 * attribs.c (register_scoped_attributes): Fix logic.
17224 * attribs.h: Declare register_scoped_attributes.
17226 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17228 * config/rs6000/rs6000-builtin.def: Correct pasto error for
17229 stxvd2x and stxvw4x built-in functions.
17231 2016-04-25 DJ Delorie <dj@redhat.com>
17233 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
17234 (ashrhi3): Likewise.
17235 (lshrhi3): Likewise.
17237 2016-04-25 Richard Biener <rguenther@suse.de>
17239 PR tree-optimization/70780
17240 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
17241 wasn't visited yet.
17242 (compute_antic): Mark blocks with abnormal preds as visited as
17243 they have a final empty antic-in solution already.
17245 2016-04-25 Michael Collison <michael.collison@linaro.org>
17247 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
17249 2016-04-25 Michael Collison <michael.collison@linaro.org>
17251 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
17252 mode is VQI to improve mixed mode vectorization.
17253 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
17254 define_insn to match low half of signed vaddw.
17255 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
17256 define_insn to match high half of signed vaddw.
17257 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
17258 define_insn to match low half of unsigned vaddw.
17259 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
17260 define_insn to match high half of unsigned vaddw.
17261 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
17262 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17263 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
17265 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17266 * config/arm/predicates.md (vect_par_constant_high): Support
17267 big endian and simplify by calling
17268 arm_simd_check_vect_par_cnst_half
17269 (vect_par_constant_low): Likewise.
17271 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17273 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
17274 predicate for operand 2.
17276 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
17277 H.J. Lu <hongjiu.lu@intel.com>
17279 * config/i386/i386-protos.h (standard_sse_constant_p): Add
17280 machine_mode argument.
17281 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
17282 constm1_rtx operands. For VOIDmode constants, get mode from
17283 pred_mode. Check mode size if the mode is supported by ABI.
17284 (standard_sse_constant_opcode): Do not use standard_constant_p.
17285 Strictly check ABI support for all-ones operands.
17286 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
17287 immediates. Update calls to standard_sse_constant_p.
17288 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
17289 (ix86_rtx_costs): Ditto.
17290 * config/i386/i386.md (*movxi_internal_avx512f): Use
17291 nonimmediate_or_sse_const_operand instead of vector_move_operand.
17292 Use (v,BC) alternative instead of (v,C). Use register_operand
17293 checks instead of MEM_P.
17294 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
17295 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
17296 isa attribute. Use register_operand checks instead of MEM_P.
17297 (*movti_internal): Use nonimmediate_or_sse_const_operand for
17298 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
17299 alternative and corresponding sse2 isa attribute.
17300 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
17301 to standard_sse_constant_p.
17302 (FP constant splitters): Ditto.
17303 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
17305 * config/i386/predicates.md (constm1_operand): Remove.
17306 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
17307 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
17308 vector_all_ones_operand instead of constm1_operand.
17310 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17312 * print-rtl.c (print_rtx_insn_vec): New function.
17313 * print-rtl.h: New prototype.
17314 * store-motion.c (struct st_expr): Make avail_stores a vector.
17315 (st_expr_entry): Adjust.
17316 (free_st_expr_entry): Likewise.
17317 (print_store_motion_mems): Likewise.
17318 (find_moveable_store): Likewise.
17319 (compute_store_table): Likewise.
17320 (delete_store): Likewise.
17321 (build_store_vectors): Likewise.
17323 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17325 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
17327 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17329 * vec.h (vec_safe_contains): New function.
17330 (vec::contains): Likewise.
17331 (vec::begin): Likewise.
17332 (vec::end): Likewise.
17334 2016-04-23 Jakub Jelinek <jakub@redhat.com>
17337 * cfgexpand.c (expand_stack_vars): Fix typo.
17339 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17341 * system.h (list, map, set, vector): Include conditionally.
17342 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
17343 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
17344 * ipa-icf.c (INCLUDE_LIST): Define.
17345 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
17346 * config/sh/sh.c (INCLUDE_VECTOR): Define.
17347 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
17348 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
17349 * cp/logic.cc (INCLUDE_LIST): Define.
17350 * fortran/trans-common.c (INCLUDE_MAP): Define.
17352 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17354 * auto-profile.c: Remove <string.h> include.
17355 * ipa-icf-gimple.c: Remove <list> include.
17356 * diagnostic.c: Remove <new> include.
17357 * genmatch.c: Likewise.
17358 * pretty-print.c: Likewise.
17359 * toplev.c: Likewise
17360 * c/c-objc-common.c: Likewise.
17361 * cp/error.c: Likewise.
17362 * fortran/error.c: Likewise.
17364 2016-04-22 Richard Biener <rguenther@suse.de>
17366 * lto-streamer-in.c (input_ssa_names): Do not allocate
17367 GIMPLE_NOP for all SSA names.
17368 * lto-streamer-out.c (output_ssa_names): Do not output
17369 SSA names that should have been released.
17371 2016-04-22 Richard Biener <rguenther@suse.de>
17373 PR tree-optimization/70740
17374 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17377 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17380 * config/i386/predicates.md (call_insn_operand): Replace
17381 sibcall_memory_operand with memory_operand.
17383 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17385 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17386 has_single_use() tests.
17387 (register_edge_assert_for_1): Likewise.
17388 (find_assert_locations_1): Check the liveness bitmap instead of
17389 checking has_single_use().
17391 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17394 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17395 Extract AVX-512BW constraint from AVX.
17397 2016-04-21 Richard Biener <rguenther@suse.de>
17399 PR tree-optimization/70725
17400 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17401 for phi_convertible_by_degenerating_args.
17402 (predicate_all_scalar_phis): Handle single-argument PHIs.
17404 2016-04-21 Richard Biener <rguenther@suse.de>
17406 PR middle-end/70747
17407 * fold-const.c (fold_comparison): Return properly typed
17410 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17412 PR tree-optimization/70715
17413 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17414 after expanding BASE using expand_simple_operations.
17416 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17418 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17419 New transformations.
17421 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17423 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17425 2016-04-20 Jan Hubicka <jh@suse.cz>
17427 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17428 ultiimate_alias_target.
17429 (update_callee_keys): Likewise.
17430 (lookup_recursive_calls): Likewise.
17431 (speculation_useful_p): Likewise.
17433 2016-04-20 Jan Hubicka <jh@suse.cz>
17436 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17437 (set_nothrow_flag_1): ... this; handle interposition correctly;
17438 recurse on aliases and thunks.
17439 (cgraph_node::set_nothrow_flag): New.
17440 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17441 functions compiled with non-call exceptions that binds to current
17443 (propagate_nothrow): Be safe WRT interposition.
17444 * cgraph.h (set_nothrow_flag): Update prototype.
17446 2016-04-18 Jan Hubicka <jh@suse.cz>
17448 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17449 max_loop_iterations_int.
17450 (tree_unswitch_outer_loop): Likewise.
17452 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17454 PR tree-optimization/69489
17455 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17456 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17457 Revise dump message.
17458 (if_convertible_bb_p): Remove check on edge count of basic block's
17461 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17463 PR tree-optimization/56625
17464 PR tree-optimization/69489
17465 * tree-data-ref.h (DR_INNERMOST): New macro.
17466 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17467 hashing struct innermost_loop_behavior.
17468 (ref_DR_map): Remove.
17469 (innermost_DR_map): New map.
17470 (baseref_DR_map): Revise comment.
17471 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17472 to innermost_DR_map accroding to its innermost loop behavior.
17473 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17474 to its innermost loop behavior.
17475 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17476 Add initialization for innermost_DR_map. Record memory reference
17477 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17478 have innermost loop behavior.
17479 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17482 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17484 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17485 *lea_general_1. Use explicit SWI12 mode interator.
17486 (*lea<mode>_general_2): Rename from *lea_general_2.
17487 Use explicit SWI12 mode interator.
17488 (*lea<mode>_general_3): Rename from *lea_general_3.
17489 Use explicit SWI12 mode interator.
17490 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17491 Use explicit SWI12 mode interator.
17492 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17493 Use explicit SWI48 mode interator.
17495 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17497 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17498 Short-cut unaligned load and store cases. Handle all integer
17500 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17501 and store cases. Call ix86_avx256_split_vector_move_misalign
17502 directly without checking mode class.
17504 2016-04-20 Andrew Pinski <apinski@cavium.com>
17505 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17508 * config/aarch64/aarch64.md (sibcall): Force call
17509 address to be DImode for ILP32.
17510 (sibcall_value): Likewise.
17512 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17514 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17516 2016-04-20 Richard Biener <rguenther@suse.de>
17518 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17519 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17520 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17521 (maybe_push_res_to_seq): Adjust.
17522 * gimple-fold.c (maybe_build_generic_op): Likewise.
17524 2016-04-20 Marek Polacek <polacek@redhat.com>
17526 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17529 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17531 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17532 use kmovw to support AVX512F target.
17534 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17536 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17538 2016-04-20 Marek Polacek <polacek@redhat.com>
17540 PR tree-optimization/70725
17541 * tree-if-conv.c (is_false_predicate): New function.
17542 (predicate_mem_writes): Use it.
17544 2016-04-20 Richard Biener <rguenther@suse.de>
17546 PR tree-optimization/70726
17547 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17548 shift amounts from a pattern stmt operand.
17550 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17553 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17554 stack_restore_from_fpr pattern when restoring r15.
17555 (s390_optimize_prologue): Strip away the memory barrier in the
17556 parallel when trying to get rid of restore insns.
17557 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17558 definition for loading the stack pointer from an FPR. Compared to
17559 the normal move insn this pattern includes a full memory barrier.
17561 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17563 PR middle-end/70680
17564 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17565 implicitly linear or lastprivate iterator on the outer context.
17567 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17569 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17571 * config/i386/i386.md (ssememalign): Removed.
17572 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17574 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17577 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17578 const short * to __builtin_ia32_loaddquhi512_mask.
17579 (_mm512_maskz_loadu_epi16): Likewise.
17580 (_mm512_mask_storeu_epi16): Pass short * to
17581 __builtin_ia32_storedquhi512_mask.
17582 (_mm512_mask_loadu_epi8): Pass const char * to
17583 __builtin_ia32_loaddquqi512_mask.
17584 (_mm512_maskz_loadu_epi8): Likewise.
17585 (_mm512_mask_storeu_epi8): Pass char * to
17586 __builtin_ia32_storedquqi512_mask.
17587 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17588 const double * to __builtin_ia32_loadupd512_mask.
17589 (_mm512_mask_loadu_pd): Likewise.
17590 (_mm512_maskz_loadu_pd): Likewise.
17591 (_mm512_storeu_pd): Pass double * to
17592 __builtin_ia32_storeupd512_mask.
17593 (_mm512_mask_storeu_pd): Likewise.
17594 (_mm512_loadu_ps): Pass const float * to
17595 __builtin_ia32_loadups512_mask.
17596 (_mm512_mask_loadu_ps): Likewise.
17597 (_mm512_maskz_loadu_ps): Likewise.
17598 (_mm512_storeu_ps): Pass float * to
17599 __builtin_ia32_storeups512_mask.
17600 (_mm512_mask_storeu_ps): Likewise.
17601 (_mm512_mask_loadu_epi64): Pass const long long * to
17602 __builtin_ia32_loaddqudi512_mask.
17603 (_mm512_maskz_loadu_epi64): Likewise.
17604 (_mm512_mask_storeu_epi64): Pass long long *
17605 to __builtin_ia32_storedqudi512_mask.
17606 (_mm512_loadu_si512): Pass const int * to
17607 __builtin_ia32_loaddqusi512_mask.
17608 (_mm512_mask_loadu_epi32): Likewise.
17609 (_mm512_maskz_loadu_epi32): Likewise.
17610 (_mm512_storeu_si512): Pass int * to
17611 __builtin_ia32_storedqusi512_mask.
17612 (_mm512_mask_storeu_epi32): Likewise.
17613 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17614 char * to __builtin_ia32_storedquqi256_mask.
17615 (_mm_mask_storeu_epi8): Likewise.
17616 (_mm256_mask_loadu_epi16): Pass const short * to
17617 __builtin_ia32_loaddquhi256_mask.
17618 (_mm256_maskz_loadu_epi16): Likewise.
17619 (_mm_mask_loadu_epi16): Pass const short * to
17620 __builtin_ia32_loaddquhi128_mask.
17621 (_mm_maskz_loadu_epi16): Likewise.
17622 (_mm256_mask_loadu_epi8): Pass const char * to
17623 __builtin_ia32_loaddquqi256_mask.
17624 (_mm256_maskz_loadu_epi8): Likewise.
17625 (_mm_mask_loadu_epi8): Pass const char * to
17626 __builtin_ia32_loaddquqi128_mask.
17627 (_mm_maskz_loadu_epi8): Likewise.
17628 (_mm256_mask_storeu_epi16): Pass short * to.
17629 __builtin_ia32_storedquhi256_mask.
17630 (_mm_mask_storeu_epi16): Pass short * to.
17631 __builtin_ia32_storedquhi128_mask.
17632 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17633 const double * to __builtin_ia32_loadupd256_mask.
17634 (_mm256_maskz_loadu_pd): Likewise.
17635 (_mm_mask_loadu_pd): Pass onst double * to
17636 __builtin_ia32_loadupd128_mask.
17637 (_mm_maskz_loadu_pd): Likewise.
17638 (_mm256_mask_storeu_pd): Pass double * to
17639 __builtin_ia32_storeupd256_mask.
17640 (_mm_mask_storeu_pd): Pass double * to
17641 __builtin_ia32_storeupd128_mask.
17642 (_mm256_mask_loadu_ps): Pass const float * to
17643 __builtin_ia32_loadups256_mask.
17644 (_mm256_maskz_loadu_ps): Likewise.
17645 (_mm_mask_loadu_ps): Pass const float * to
17646 __builtin_ia32_loadups128_mask.
17647 (_mm_maskz_loadu_ps): Likewise.
17648 (_mm256_mask_storeu_ps): Pass float * to
17649 __builtin_ia32_storeups256_mask.
17650 (_mm_mask_storeu_ps): ass float * to
17651 __builtin_ia32_storeups128_mask.
17652 (_mm256_mask_loadu_epi64): Pass const long long * to
17653 __builtin_ia32_loaddqudi256_mask.
17654 (_mm256_maskz_loadu_epi64): Likewise.
17655 (_mm_mask_loadu_epi64): Pass const long long * to
17656 __builtin_ia32_loaddqudi128_mask.
17657 (_mm_maskz_loadu_epi64): Likewise.
17658 (_mm256_mask_storeu_epi64): Pass long long * to
17659 __builtin_ia32_storedqudi256_mask.
17660 (_mm_mask_storeu_epi64): Pass long long * to
17661 __builtin_ia32_storedqudi128_mask.
17662 (_mm256_mask_loadu_epi32): Pass const int * to
17663 __builtin_ia32_loaddqusi256_mask.
17664 (_mm256_maskz_loadu_epi32): Likewise.
17665 (_mm_mask_loadu_epi32): Pass const int * to
17666 __builtin_ia32_loaddqusi128_mask.
17667 (_mm_maskz_loadu_epi32): Likewise.
17668 (_mm256_mask_storeu_epi32): Pass int * to
17669 __builtin_ia32_storedqusi256_mask.
17670 (_mm_mask_storeu_epi32): Pass int * to
17671 __builtin_ia32_storedqusi128_mask.
17672 * config/i386/i386-builtin-types.def (PCSHORT): New.
17673 (PINT64): Likewise.
17674 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17675 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17676 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17677 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17678 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17679 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17680 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17681 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17682 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17683 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17684 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17685 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17686 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17687 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17688 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17689 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17690 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17691 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17692 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17693 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17694 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17695 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17696 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17697 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17698 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17699 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17700 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17701 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17702 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17703 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17704 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17705 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17706 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17707 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17708 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17709 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17710 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17711 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17712 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17713 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17714 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17715 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17716 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17717 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17718 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17719 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17720 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17721 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17722 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17724 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
17725 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
17727 (ix86_expand_vector_move_misalign): Likewise.
17728 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
17729 to scalar function prototype for unaligned load/store builtins.
17730 (ix86_expand_special_args_builtin): Updated.
17731 * config/i386/sse.md (UNSPEC_LOADU): Removed.
17732 (UNSPEC_STOREU): Likewise.
17733 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
17734 (VI_ULOADSTORE_F_AVX512VL): Likewise.
17735 (ssescalarsize): Handle V4TI, V2TI and V1TI.
17736 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17737 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17738 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
17739 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
17740 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
17741 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
17742 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
17743 (<avx512>_storedqu<mode>_mask): Likewise.
17744 (*sse4_2_pcmpestr_unaligned): Likewise.
17745 (*sse4_2_pcmpistr_unaligned): Likewise.
17746 (*mov<mode>_internal): Renamed to ...
17747 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
17748 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
17749 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
17750 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
17752 2016-04-19 Richard Biener <rguenther@suse.de>
17754 PR tree-optimization/70171
17755 * tree-ssa-phiprop.c: Include stor-layout.h.
17756 (phiprop_insert_phi): Handle the aggregate copy case.
17757 (propagate_with_phi): Likewise.
17759 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
17761 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
17762 instead of simplify_gen_subreg (... , 0).
17763 (ix86_delegitimize_address): Ditto.
17764 (ix86_split_divmod): Ditto.
17765 (ix86_split_copysign_const): Ditto.
17766 (ix86_split_copysign_var): Ditto.
17767 (ix86_expand_args_builtin): Ditto.
17768 (ix86_expand_round_builtin): Ditto.
17769 (ix86_expand_special_args_builtin): Ditto.
17770 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
17771 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
17772 (udivmodqi4): Ditto.
17773 (absneg splitters): Ditto.
17774 (*jcc_bt<mode>_1): Ditto.
17776 2016-04-19 Richard Biener <rguenther@suse.de>
17778 PR tree-optimization/70724
17779 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
17780 restoring out from ...
17781 (free_scc_vn): ... here.
17782 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
17783 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
17785 (pass_fre::execute): Restore SSA info.
17787 2016-04-19 Richard Biener <rguenther@suse.de>
17789 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
17790 * gimple-walk.c (walk_gimple_op): Initialize it.
17791 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
17792 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
17793 remapping SSA names of defs.
17794 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
17797 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
17799 PR middle-end/70689
17800 * lra-constraints.c (equiv_substition_p): New.
17801 (process_alt_operands): Use it.
17802 (swap_operands): Swap it.
17803 (curr_insn_transform): Update it.
17805 2016-04-18 Michael Matz <matz@suse.de>
17807 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
17808 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
17809 * tree-core.h (tree_type_common.align): Use bit-field.
17810 (tree_type_common.spare): New.
17811 (tree_decl_common.off_align): Make smaller.
17812 (tree_decl_common.align): Use bit-field.
17814 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
17815 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
17816 (scan_sharing_clauses): Ditto.
17817 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17818 (omp_finish_file): Ditto.
17819 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17820 (layout_decl): Ditto.
17821 (relayout_decl): Ditto.
17822 (finalize_record_size): Use SET_TYPE_ALIGN.
17823 (finalize_type_size): Ditto.
17824 (finish_builtin_struct): Ditto.
17825 (layout_type): Ditto.
17826 (initialize_sizetypes): Ditto.
17827 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
17828 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
17829 (lookup_field_for_decl): Use SET_DECL_ALIGN.
17830 (get_chain_field): Ditto.
17831 (get_trampoline_type): Ditto.
17832 (get_nl_goto_field): Ditto.
17833 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17835 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
17836 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
17837 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17838 (build_qualified_type): Use SET_TYPE_ALIGN.
17839 (build_aligned_type, build_range_type_1): Ditto.
17840 (build_atomic_base): Ditto.
17841 (build_common_tree_nodes): Ditto.
17842 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
17843 (expand_one_stack_var_at): Ditto.
17844 * coverage.c (build_var): Use SET_DECL_ALIGN.
17845 * except.c (init_eh): Ditto.
17846 * function.c (assign_parm_setup_block): Ditto.
17847 * symtab.c (increase_alignment_1): Ditto.
17848 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
17849 * tree-vect-stmts.c (ensure_base_align): Ditto.
17850 * varasm.c (align_variable): Ditto.
17851 (assemble_variable): Ditto.
17852 (build_constant_desc): Ditto.
17853 (output_constant_def_contents): Ditto.
17855 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
17856 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
17857 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
17858 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
17859 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
17861 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
17864 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
17865 replace %vmovsd with "%vmovq".
17866 (vec_concatv2df): Likewise.
17868 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
17870 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
17871 (*vec_extractv2si_0): Ditto.
17872 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
17873 (zero_extended_scalar_load_operand splitters): Ditto.
17874 (vec_extract splitters): Ditto.
17875 (*vec_extractv4si_0_zext): Ditto.
17876 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
17877 and lowpart_subreg.
17878 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
17879 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
17880 (*sse4_1_extractps): Use lowpart_subreg.
17881 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
17883 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17885 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
17887 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
17888 Mention Solaris 11 packaging changes.
17889 Update gas and gld requirements.
17890 Remove reference to pre-Solaris 10 bug.
17891 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
17893 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
17896 2016-04-17 Jan Hubicka <jh@suse.cz>
17898 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
17899 max_loop_iterations_int.
17901 2016-04-18 Richard Biener <rguenther@suse.de>
17903 PR tree-optimization/43434
17904 * tree-ssa-structalias.c (struct vls_data): New.
17905 (visit_loadstore): Handle all pointer-based accesses.
17906 (compute_dependence_clique): Compute a bitmap of restrict tags
17907 assigned bases and pass it to visit_loadstore.
17909 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17912 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17913 armv8.1-a and armv8.1-a+crc.
17915 2016-04-18 Richard Biener <rguenther@suse.de>
17917 PR tree-optimization/70701
17918 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17919 references after translating through a memcpy.
17921 2016-04-18 Richard Biener <rguenther@suse.de>
17923 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17924 (compute_antic): ... here. For partial antic use regular
17925 postorder and scrap iteration.
17926 (compute_partial_antic_aux): Remove unused return value.
17927 (init_pre): Do not allocate postorder.
17928 (fini_pre): Do not free postorder.
17930 2016-04-18 Richard Biener <rguenther@suse.de>
17932 PR middle-end/37870
17933 * expmed.c (extract_bit_field_1): Remove broken case
17934 using a wider MODE_INT mode.
17936 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17938 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17939 unless compiling with at least GCC-4.8.
17941 2016-04-17 Jan Hubicka <jh@suse.cz>
17944 * graphite.c (graphite_finalize): Update call to
17945 tree_estimate_probability.
17946 * predict.h (tree_estimate_probability): Update prototype.
17948 2016-04-17 Jan Hubicka <jh@suse.cz>
17950 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17951 (tree_estimate_probability): Likewise.
17952 (pass_profile::execute): Update.
17953 (report_predictor_hitrates): New function.
17954 * profile.c (compute_branch_probabilities): Use it.
17955 * predict.h (report_predictor_hitrates): Declare.
17957 2016-04-17 Jan Hubicka <jh@suse.cz>
17960 * cgraph.h (cgraph_node::set_const_flag,
17961 cgraph_node::set_pure_flag): Update prototype to return bool;
17963 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17964 of interposable symbol are interposable, too.
17965 (cgraph_set_const_flag_1): Rename to ...
17966 (set_const_flag_1): ... this one; change to self recursive function
17967 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17968 clearnig the flag in all variants and also virtual thunks of const
17969 functions are pure; track if any change was done.
17970 (cgraph_node::set_const_flag): Update.
17971 (struct set_pure_flag_info): New struct.
17972 (cgraph_set_pure_flag_1): Rename to ...
17973 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17974 rather than pointer encoded flags; track if any changes was done;
17975 handle correctly clearning flag and setting flag of aliases already
17977 (cgraph_node::set_pure_flag): Update.
17978 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17980 2016-04-17 Tom de Vries <tom@codesourcery.com>
17983 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17984 backslash in label.
17986 2016-04-17 Tom de Vries <tom@codesourcery.com>
17988 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17989 '{}<> ' as escape-for-record.
17991 2016-04-17 Tom de Vries <tom@codesourcery.com>
17993 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17996 2016-04-17 Tom de Vries <tom@codesourcery.com>
17999 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18000 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18001 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18002 * passes.c (finish_optimization_passes): Only call
18003 finish_graph_dump_file if dfi->graph_dump_initialized.
18004 (execute_function_dump, pass_init_dump_file): Use
18005 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18007 2016-04-17 Tom de Vries <tom@codesourcery.com>
18009 PR tree-optimization/70256
18010 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18011 (debug_varmap): New function.
18013 2016-04-17 Tom de Vries <tom@codesourcery.com>
18016 * passes.c (pass_manager::register_pass): Propagate pflags.
18018 2016-04-17 Tom de Vries <tom@codesourcery.com>
18021 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18022 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18023 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18024 check if it's equal to p_start.
18025 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18027 2016-04-15 Jan Hubicka <jh@suse.cz>
18030 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18031 function does not bind to current def.
18032 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18033 handle conservatively calls to functions that does not need to bind
18035 (check_call): Update call of worse_state.
18036 (ignore_edge_for_nothrow): Update.
18037 (ignore_edge_for_pure_const): Likewise.
18038 (propagate_pure_const): Update calls to worse_state.
18039 (skip_function_for_local_pure_const): Reformat comments.
18041 2016-04-15 Jan Hubicka <jh@suse.cz>
18044 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18045 (cgraph_node::function_symbol): Likewise.
18046 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18047 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18048 (symtab_node::ultimate_alias_target): Add REF parameter.
18049 (symtab_node::binds_to_current_def_p): Declare.
18050 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18051 (cgraph_node::function_symbol): Likewise.
18052 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18053 (cgraph_node::get_availability): Likewise.
18054 (cgraph_edge::binds_to_current_def_p): New inline function.
18055 (varpool_node::get_availability): Add REF parameter.
18056 (varpool_node::ultimate_alias_target): Likewise.
18057 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18058 (symtab_node::binds_to_current_def_p): Likewise.
18059 * varpool.c (varpool_node::get_availability): Likewise.
18061 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18064 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18065 Fix mode size check.
18067 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18069 * BASE-VER: Set to 7.0.0.
18071 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18073 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18075 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18077 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18078 architecture revisions.
18080 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18082 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18083 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18084 * config/i386/i386.md (stack decrement to push peepholes): Guard
18085 with !x86_using_red_zone ().
18087 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18090 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18091 to dump_generic_node.
18092 (NIY): Pass also flags to do_niy.
18094 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18096 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18097 (simd_clone_vector_of_formal_parm_types)
18098 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18099 (simd_clone_mangle, simd_clone_create)
18100 (simd_clone_adjust_return_type, create_tmp_simd_array)
18101 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18102 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18103 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18104 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18105 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18106 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18107 * omp-simd-clone.c: ... this new file.
18108 (simd_clone_vector_of_formal_parm_types): Make it static.
18109 * Makefile.in (OBJS): Add omp-simd-clone.o.
18111 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18114 * config/i386/sse.md: Use proper memory operand modifiers.
18117 2016-04-15 Richard Biener <rguenther@suse.de>
18118 Alan Modra <amodra@gmail.com>
18120 PR tree-optimization/70130
18121 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18122 when alignment stays not the same and no not use the realign
18125 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18128 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18129 direct move handlers for KFmode. Change TFmode handlers test from
18130 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18132 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18135 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18136 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18137 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18138 * tree-ssa-live.c (remove_unused_scope_block_p): When
18139 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18140 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18141 block_ultimate_origin is FUNCTION_DECL.
18142 (remove_unused_locals): If current_function_decl is
18143 polymorphic_ctor_dtor_p, pass initial true to
18144 remove_unused_scope_block_p' is_ctor_dtor_block.
18146 2016-04-14 Martin Sebor <msebor@redhat.com>
18151 * doc/extend.texi (Variable Length): Revert.
18153 2016-04-14 Marek Polacek <polacek@redhat.com>
18154 Jan Hubicka <hubicka@ucw.cz>
18157 * tree.c (verify_type): Disable the canonical type of main variant
18160 2016-04-14 Jason Merrill <jason@redhat.com>
18162 * cfgexpand.c, expr.c: Revert previous change.
18164 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
18166 PR middle-end/70643
18167 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
18168 when building a mem ref for the incoming reduction variable.
18170 2016-04-14 Richard Biener <rguenther@suse.de>
18172 PR tree-optimization/70614
18173 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
18174 loop if the evolution dropped to chrec_dont_know.
18175 (interpret_condition_phi): Likewise.
18177 2016-04-14 Richard Biener <rguenther@suse.de>
18179 PR tree-optimization/70623
18180 * tree-ssa-pre.c (changed_blocks): Make global ...
18181 (compute_antic): ... local here. Move and fix worklist
18182 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
18183 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
18184 worklist handling, dump when ANTIC_IN changed.
18185 (compute_partial_antic_aux): Remove worklist handling.
18186 (init_pre): Do not compute post dominators. Add a comment about
18187 the CFG order chosen.
18188 (fini_pre): Do not free post dominators.
18190 2016-04-13 Martin Sebor <msebor@redhat.com>
18195 * doc/extend.texi (Variable Length): Document C++ specifics.
18197 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18200 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
18201 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
18202 eh edges have been purged.
18205 * tree-sra.c (create_access_replacement,
18206 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
18208 * tree-pretty-print.c (dump_fancy_name): New function.
18209 (dump_decl_name, dump_generic_node): Use it.
18211 2016-04-13 Jason Merrill <jason@redhat.com>
18213 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
18214 * expr.c (expand_expr_real_1): Likewise.
18216 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
18218 * config/i386/i386.md (kunpckhi): Swap operands.
18219 (kunpcksi): Likewise.
18220 (kunpckdi): Likewise.
18221 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
18222 (vec_pack_trunc_<mode>): Likewise.
18224 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18227 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
18229 PR middle-end/70633
18230 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
18231 gimplification turns some element into non-constant.
18234 * rtl.h (convert_memory_address_addr_space_1): New prototype.
18235 * explow.c (convert_memory_address_addr_space_1): No longer static,
18236 add NO_EMIT argument and don't call convert_modes if true, pass
18237 it down recursively, remove break after return.
18238 (convert_memory_address_addr_space): Adjust caller.
18239 * simplify-rtx.c (simplify_unary_operation_1): Call
18240 convert_memory_address_addr_space_1 instead of convert_memory_address,
18241 if it returns NULL, don't simplify.
18243 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
18246 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
18248 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18250 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18251 Bump the upper SIMDLEN limits, so that if the return type or
18252 characteristic type if the return type is void can be passed in
18253 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
18256 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18259 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
18260 Do not use "=" constraint on an input constraint.
18261 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
18262 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
18263 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
18264 generates (neg (abs ...)) instead of (abs ...).
18266 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18268 PR rtl-optimization/70596
18269 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
18270 just invalidate LRA data and reset them. Adjust dump wording.
18272 2016-04-12 Martin Liska <mliska@suse.cz>
18275 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18277 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18279 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18280 max_loop_iterations_int.
18281 (tree_unswitch_outer_loop): Likewise.
18282 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18283 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18285 2016-04-12 Tom de Vries <tom@codesourcery.com>
18287 PR tree-optimization/68756
18288 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
18289 instead of new_name.
18291 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18293 PR tree-optimization/70602
18294 * tree-sra.c (generate_subtree_copies): Don't write anything into
18295 constant pool decls.
18297 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
18298 regardless whether there are depend clauses or not.
18300 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18303 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
18304 target attribute and pragma from changing the -mfloat128
18305 and -mfloat128-hardware options.
18307 * doc/extend.texi (Additional Floating Types): Document PowerPC
18308 __float128 restrictions.
18310 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18313 * config/aarch64/driver-aarch64.c
18314 (aarch64_get_extension_string_for_isa_flags): New.
18315 (arch_extension): Rename to...
18316 (aarch64_arch_extension): ...This.
18317 (ext_to_feat_string): Rename to...
18318 (aarch64_extensions): ...This.
18319 (aarch64_core_data): Keep track of architecture extension flags.
18320 (cpu_data): Rename to...
18321 (aarch64_cpu_data): ...This.
18322 (aarch64_arch_driver_info): Keep track of architecture extension
18324 (get_arch_name_from_id): Rename to...
18325 (get_arch_from_id): ...This, change return type.
18326 (host_detect_local_cpu): Update and reformat for renames, handle
18327 extensions through common infrastructure.
18329 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18332 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
18333 track of a canonical flag name.
18334 (all_extensions): Likewise.
18335 (arch_to_arch_name): Also track extension flags enabled by the arch.
18336 (all_architectures): Likewise.
18337 (aarch64_parse_extension): Move to here.
18338 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
18340 (aarch64_rewrite_selected_cpu): Update for above change.
18341 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
18342 are handled, such that the single explicit value enabled by an
18343 extension is kept seperate from the implicit values it also enables.
18344 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
18346 (aarch64_parse_extension): New.
18347 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
18348 here to config/aarch64/aarch64-protos.h.
18349 (aarch64_parse_extension): Move from here to
18350 common/config/aarch64/aarch64-common.c.
18351 (aarch64_option_print): Update.
18352 (aarch64_declare_function_name): Likewise.
18353 (aarch64_start_file): Likewise.
18354 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
18355 the canonical flag for extensions.
18356 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18359 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18361 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18364 2016-04-09 Tom de Vries <tom@codesourcery.com>
18366 PR tree-optimization/68953
18367 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18368 first to last subscript.
18370 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18372 PR tree-optimization/70586
18373 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18376 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18380 PR tree-optimization/70373
18381 PR middle-end/70533
18382 PR middle-end/70534
18383 PR middle-end/70535
18384 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18385 clauses for acc parallel reductions as necessary. Error on those
18387 * omp-low.c (scan_sharing_clauses): Don't install variables which
18388 are used in acc parallel reductions.
18389 (lower_rec_input_clauses): Remove dead code.
18390 (lower_oacc_reductions): Add support for reference reductions.
18391 (lower_reduction_clauses): Remove dead code.
18392 (lower_omp_target): Don't remap variables appearing in acc parallel
18394 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18396 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18398 PR middle-end/70593
18399 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18400 with multiple SSA_NAME defs, force the outputs other than first
18401 to be live before calling live_track_process_def on each output.
18403 PR rtl-optimization/70574
18404 * fwprop.c (forward_propagate_and_simplify): Don't add
18405 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18406 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18407 paradoxical subregs within *loc.
18409 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18411 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18412 -ftree-parallelize-loops={0,1}.
18413 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18414 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18415 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18416 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18417 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18419 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18422 * asan.c (instrument_derefs): If we get unknown location, extract it
18423 with EXPR_LOCATION.
18424 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18426 2016-04-08 Tom de Vries <tom@codesourcery.com>
18428 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18429 implicit firstprivate clause.
18431 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18434 * config/arm/thumb2.md (tst + branch-> lsls + branch
18435 peephole below *orsi_not_shiftsi_si): Require that condition
18436 register is dead after the peephole.
18437 (second peephole after the above): Likewise.
18439 2016-04-08 Alan Modra <amodra@gmail.com>
18442 * builtins.c (fold_builtin_classify): For IBM extended precision,
18443 look at just the high-order double to test for NaN.
18444 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18445 test just the high double for Inf but both doubles for subnormal
18448 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18450 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18451 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18452 node->simdclone->mask_mode != VOIDmode masks.
18453 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18454 earlier, use it instead of node->simdclone.
18455 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18456 Set clonei->mask_mode.
18458 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18461 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18462 Pass it through to cp_parser_already_scoped_statement.
18463 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18464 it through to cp_parser_statement.
18465 (cp_parser_statement): Pass IF_P through to
18466 cp_parser_iteration_statement.
18467 (cp_parser_pragma): Adjust call to
18468 cp_parser_iteration_statement.
18470 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18473 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18474 resolve a future -Wparentheses warning.
18475 * omp-low.c (scan_sharing_clauses): Likewise.
18476 * tree-parloops.c (eliminate_local_variables): Likewise.
18478 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18480 PR rtl-optimization/70398
18481 * lra-constraints.c (process_address_1): Check zero scale and code
18482 for reloading with zero scale.
18484 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18486 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18487 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18489 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18491 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18492 Add support for AVX512F clones, include them by default for
18493 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18494 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18497 PR middle-end/70550
18498 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18499 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18500 firstprivate clauses.
18501 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18502 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18503 (lower_omp_target): Set TREE_NO_WARNING for
18504 non-addressable possibly uninitialized vars which are copied into
18505 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18507 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18509 * config/pa/predicates.md (integer_store_memory_operand): Accept
18510 REG+D operands with a large offset when reload_in_progress is true.
18511 (floating_point_store_memory_operand): Likewise.
18513 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18516 * match.pd (nested int casts): Limit to GIMPLE.
18518 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18521 * ipa-devirt.c (maybe_record_node): Fix comment; use
18522 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18524 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18526 PR rtl-optimization/70542
18527 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18528 if there are any uses other than insn or debug insns.
18530 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18531 Jakub Jelinek <jakub@redhat.com>
18533 PR tree-optimization/70509
18534 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18535 Shift HOST_WIDE_INT_1U instead of 1.
18537 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18539 PR tree-optimization/70509
18540 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18541 of the vector base type for index.
18543 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18546 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18548 2016-04-05 Richard Biener <rguenther@suse.de>
18550 PR tree-optimization/70526
18551 * tree-sra.c (build_ref_for_offset): Use prev_base to
18552 extract the alias pointer type.
18554 2016-04-05 Richard Biener <rguenther@suse.de>
18556 * dse.c (struct store_info): Remove alias_set member.
18557 (struct read_info_type): Likewise.
18558 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18559 spill_deleted, clear_alias_set_lookup): Remove.
18560 (get_group_info): Remove dead base == NULL_RTX case.
18561 (dse_step0): Remove initialization of removed variables.
18562 (delete_dead_store_insn): Reomve alias set dumping.
18563 (free_read_records): Remove alias_set handling.
18564 (canon_address): Remove alias_set_out parameter.
18565 (record_store): Remove spill_alias_set, it's always zero.
18566 (check_mem_read_rtx): Likewise.
18567 (dse_step2): Rename from ...
18568 (dse_step2_nospill): ... this. Adjust.
18569 (scan_stores): Rename from ...
18570 (scan_stores_nospill): ... this.
18571 (scan_reads): Rename from ...
18572 (scan_reads_nospill): ... this.
18573 (scan_stores_spill, scan_reads_spill): Remove.
18574 (dse_step3_scan): Remove for_spills argument which is always false.
18575 (dse_step3): Likewise.
18576 (dse_step5): Rename from ...
18577 (dse_step5_nospill): ... this. Remove alias_set handling.
18578 (rest_of_handle_dse): Adjust.
18580 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18583 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18584 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18585 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18586 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18588 2016-04-05 Richard Biener <rguenther@suse.de>
18590 PR middle-end/70499
18591 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18592 non-register type temporaries into SSA.
18594 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18597 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18598 calls when sanitizing.
18599 (possible_polymorphic_call_target_p): Fix formatting.
18601 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18602 Jakub Jelinek <jakub@redhat.com>
18604 PR middle-end/70457
18605 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18606 to ensure a call statement is compatible with a built-in's
18608 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18611 2016-04-04 Richard Biener <rguenther@suse.de>
18613 PR rtl-optimization/70484
18614 * rtl.h (canon_output_dependence): Declare.
18615 * alias.c (canon_output_dependence): New function.
18616 * dse.c (record_store): Use canon_output_dependence rather
18617 than canon_true_dependence.
18619 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18622 * cgraph.h (symtab_node::copy_visibility_from): New function.
18623 * symtab.c (symtab_node::copy_visibility_from): New function.
18624 * ipa-visibility.c (optimize_weakref): New function.
18625 (function_and_variable_visibility): Use it.
18627 2016-04-04 Martin Liska <mliska@suse.cz>
18630 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18631 value that is really in range handled by SBR instruction.
18632 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18633 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18634 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18636 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18640 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18641 set, but not for SP_REG operands.
18643 2016-04-02 Martin Sebor <msebor@redhat.com>
18646 * fold-const.c (maybe_nonzero_address): New function.
18647 (fold_comparison): Call it. Fold equality and relational
18648 expressions involving null pointers.
18649 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18651 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18653 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18654 the "Y" constraint (scalar FP 0.0 immediate).
18656 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18657 Add the "const_double" to the list of operand constraints.
18659 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18661 PR rtl-optimization/70467
18662 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18663 If low word of the last operand is 0, just emit addition/subtraction
18666 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18669 * config/s390/s390.c (s390_expand_insv): Check for everything
18670 constant instead of just VOIDmode stuff.
18672 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18675 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18677 2016-04-01 Nathan Sidwell <nathan@acm.org>
18679 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18681 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18683 PR rtl-optimization/70461
18684 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18687 2016-03-31 Martin Liska <mliska@suse.cz>
18690 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18691 a tree value or an immediate integer value to a buffer
18692 that is eventually copied to a BRIG section.
18693 (emit_immediate_operand): Call the function here.
18694 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18695 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18696 of class' fields that are removed.
18697 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18698 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18699 m_brig_repr_size fields.
18701 2016-03-31 Martin Liska <mliska@suse.cz>
18704 * hsa-gen.c (hsa_function_representation::update_dominance): New
18706 (convert_addr_to_flat_segment): Likewise.
18707 (gen_hsa_memory_set): New alignment argument.
18708 (gen_hsa_ctor_assignment): Likewise.
18709 (gen_hsa_insns_for_single_assignment): Provide alignment
18710 to gen_hsa_ctor_assignment.
18711 (gen_hsa_insns_for_direct_call): Add new argument.
18712 (expand_lhs_of_string_op): New function.
18713 (expand_string_operation_builtin): Likewise.
18714 (expand_memory_copy): New function.
18715 (expand_memory_set): New function.
18716 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18717 (convert_switch_statements): Change signature.
18718 (generate_hsa): Use a return value of the function.
18719 (pass_gen_hsail::execute): Do not call
18720 convert_switch_statements here.
18721 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18722 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18723 (hsa_function_representation::update_dominance): New function.
18725 2016-03-31 Martin Liska <mliska@suse.cz>
18728 * hsa-brig.c (emit_directive_variable): Emit alignment
18729 according to hsa_symbol::m_align.
18730 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
18731 (dump_hsa_symbol): Dump alignment of HSA symbols.
18732 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
18733 (gen_hsa_addr_with_align): New function.
18734 (hsa_bitmemref_alignment): Use newly added function.
18735 (gen_hsa_insns_for_load): Likewise.
18736 (gen_hsa_insns_for_store): Likewise.
18737 (gen_hsa_memory_copy): New argument added.
18738 (gen_hsa_insns_for_single_assignment): Respect
18739 alignment for assignments processed via gen_hsa_memory_copy.
18740 (gen_hsa_insns_for_direct_call): Likewise.
18741 (gen_hsa_insns_for_return): Likewise.
18742 (gen_function_def_parameters): Set default alignment.
18743 * hsa.c (hsa_object_alignment): New function.
18744 (hsa_byte_alignment): Pasted function.
18745 * hsa.h (hsa_symbol::m_align): New field.
18747 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18749 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
18750 scratch field for goto case.
18752 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
18754 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
18756 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
18759 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
18760 (scalar_chain::convert_insn): Call convert_op for reg
18761 moves to handle undefined registers.
18763 2016-03-31 Nathan Sidwell <nathan@acm.org>
18766 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
18767 Assert we don't want to move backwards.
18769 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
18772 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
18774 2016-03-31 Jakub Jelinek <jakub@redhat.com>
18776 PR rtl-optimization/70460
18777 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
18778 with operand from REG_LABEL_OPERAND, instead substitute
18779 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
18780 Don't do anything for REG_NON_LOCAL_GOTO jumps.
18782 2016-03-31 Martin Liska <mliska@suse.cz>
18784 * passes.c (execute_one_pass): Do not call
18785 todo_after for a discarded function.
18787 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18789 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
18790 (no_cost, infinite_cost): Initialize the new field.
18791 (get_computation_cost_at): Record setup cost.
18792 (determine_use_iv_cost_address): Skip cost computation for sub
18793 uses if we can estimate it without losing accuracy.
18795 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18797 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18799 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18800 max_loop_iterations_int.
18801 (tree_unswitch_outer_loop): Likewise.
18802 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18803 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18805 2016-03-30 Richard Biener <rguenther@suse.de>
18807 PR middle-end/70450
18808 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
18810 2016-03-30 Jakub Jelinek <jakub@redhat.com>
18813 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
18814 in gen_blendm expander.
18816 2016-03-30 Nick Clifton <nickc@redhat.com>
18819 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
18820 case where we are already provided with an SImode SUBREG.
18822 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
18825 * config/i386/i386.c (ix86_expand_epilogue): Properly check
18826 conflict between DRAP register and __builtin_eh_return.
18828 2016-03-30 Michael Matz <matz@suse.de>
18829 Richard Biener <rguenther@suse.de>
18832 * ipa-polymorphic-call.c (struct type_change_info): Change
18833 speculative to an unsigned allowing to limit the work we do.
18834 (csftc_abort_walking_p): New inline function..
18835 (check_stmt_for_type_change): Limit the number of may-defs
18836 skipped for speculative devirtualization to
18837 max-speculative-devirt-maydefs.
18838 * params.def (max-speculative-devirt-maydefs): New param.
18839 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
18841 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
18844 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
18847 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
18849 PR tree-optimization/59124
18850 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
18851 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
18853 2016-03-29 Jeff Law <law@redhat.com>
18855 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
18857 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18859 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
18862 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
18864 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
18865 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
18866 gcrt0.o if linking dynamically.
18868 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18871 * ipa-devirt.c (methods_equal_p): New function.
18872 (compare_virtual_tables): Use it.
18873 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
18874 * cgraphclones.c (clone_function_name_1): Use
18875 symbol_table::symbol_suffix_separator.
18876 * coverage.c (build_var): Likewise.
18877 * symtab.c (symbol_table::symbol_suffix_separator): New.
18879 2016-03-29 Jakub Jelinek <jakub@redhat.com>
18881 PR rtl-optimization/70429
18882 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
18883 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
18884 mode != result_mode.
18887 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
18889 PR tree-optimization/70405
18890 * ssa-iterators.h (num_imm_uses): Add missing braces.
18892 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
18894 PR rtl-optimization/68695
18895 * ira-color.c (allocno_copy_cost_saving): New.
18896 (improve_allocation): Use it.
18898 2016-03-29 Richard Henderson <rth@redhat.com>
18900 PR middle-end/70355
18901 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
18903 2016-03-29 Richard Biener <rguenther@suse.de>
18905 PR middle-end/70424
18906 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18907 use alignment returned by get_pointer_alignment_1 if it is
18908 bigger than BITS_PER_UNIT.
18909 * builtins.c (get_pointer_alignment_1): Do not return true
18910 for alignment extracted from SSA info.
18912 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18914 * config/ft32/ft32.opt (mnodiv): New.
18915 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18916 * doc/invoke.texi (FT32 Options -mnodiv): New.
18918 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18921 * config/i386/i386.md (define_split, andn): Fix modes.
18923 2016-03-26 Richard Biener <rguenther@suse.de>
18924 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18927 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18929 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18930 as 2nd argument to cl_optimization_restore().
18932 2016-03-25 Richard Henderson <rth@redhat.com>
18935 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18936 * config/aarch64/aarch64-protos.h: Declare it.
18937 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18939 2016-03-25 Alan Modra <amodra@gmail.com>
18942 * config/rs6000/constraints.md (j): Simplify.
18943 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18945 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18946 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18947 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18948 in all constraint alternatives.
18949 (movtd_64bit_nodm): Delete "j" constraint alternative.
18951 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18953 * tree-ssa-propagate.c: Enhance docs for
18954 SSA_PROP_NOT_INTERESTING.
18956 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18958 * doc/extend.texi: Fix typo in documentation to pure attribute.
18960 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18963 * config/pa/pa.md (bswapdi2): Use a scratch register.
18965 2016-03-24 Richard Henderson <rth@redhat.com>
18967 PR middle-end/69845
18968 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18971 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18973 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18974 using ix86_expand_binary_operator instead of gen_andsi3.
18976 2016-03-24 Richard Biener <rguenther@suse.de>
18978 PR tree-optimization/70396
18979 * tree-vect-stmts.c (vectorizable_comparison): Use
18980 get_vectype_for_scalar_type.
18982 2016-03-24 Richard Biener <rguenther@suse.de>
18984 PR middle-end/70370
18985 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18986 with register bases.
18988 2016-03-24 Richard Biener <rguenther@suse.de>
18990 PR tree-optimization/70372
18991 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18992 build_all_ones_cst to also handle vector types correctly.
18994 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18997 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19000 2016-03-23 Marek Polacek <polacek@redhat.com>
19003 * doc/invoke.texi: Document -Wignored-attributes.
19005 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19007 PR tree-optimization/69042
19008 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19009 parameter from 30 to 40.
19011 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19013 PR tree-optimization/69042
19014 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19015 for use with constant offset stripped in base.
19017 2016-03-23 Richard Biener <rguenther@suse.de>
19019 PR middle-end/70251
19020 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19021 mode compatibility check.
19022 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19024 2016-03-23 Jeff Law <law@redhat.com>
19026 PR tree-optimization/64058
19027 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19029 (struct ssa_conflicts): Move up earlier in the file.
19030 (conflicts_, var_map_): New static variables.
19031 (initialize_conflict_count): New function to initialize the
19032 CONFLICT_COUNT field for each conflict pair.
19033 (compare_pairs): Lazily initialize the conflict count and use it
19034 as the first tie-breaker.
19035 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19036 and wipe conflicts_ and map_ around the call to qsort. Remove
19037 special case for 2 coalesce pairs.
19038 * bitmap.c (bitmap_count_unique_bits): New function.
19039 (bitmap_count_bits_in_word): New function, extracted from
19041 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19042 * bitmap.h (bitmap_count_unique_bits): Declare it.
19044 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19047 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19048 transparent alias chain for decl assembler name.
19049 * config/sol2.c (solaris_assemble_visibility): Likewise.
19051 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19053 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19055 (v10_fdivs): Likewise.
19056 (v10_fdivd): Likewise.
19058 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19061 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19062 to not call fclose twice on file.
19064 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19066 PR tree-optimization/70354
19067 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19068 oprnd0 is wider than oprnd1 and there is a cast from the wider
19069 type to oprnd1, mask it with the mask of the narrower type.
19072 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19073 Optimize TARGET_STV splitters, if high or low word of last argument
19076 2016-03-22 Jeff Law <law@redhat.com>
19079 tree-ssa-threadbackward.c
19080 (fsm_find_control_statement_thread_paths): Correctly distinguish
19081 between old style jump threads vs FSM jump threads.
19083 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19086 * config/i386/i386.c (scalar_chain::convert_op): Support
19087 uninitialized register usage case.
19089 2016-03-22 Richard Biener <rguenther@suse.de>
19091 PR middle-end/70251
19092 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19094 (capture::gen_transform): ... to change behavior when substituting
19095 a condition into cond or not-cond expr context.
19096 (dt_simplify::gen_1): Adjust.
19097 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19098 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19099 last change and instead change to
19100 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19101 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19103 2016-03-22 Anthony Green <green@moxielogic.com>
19105 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19106 issue for moxiebox targets.
19107 (CC1PLUS_SPEC): Ditto.
19109 2016-03-22 Richard Biener <rguenther@suse.de>
19111 PR middle-end/70333
19112 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19115 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19117 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19119 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19122 * config/i386/i386.c (def_builtin): Handle
19123 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19125 (const struct builtin_description bdesc_special_args[]):
19126 Remove duplicate ISA bits.
19128 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19131 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19132 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19133 in a way that works also for AVX512BW.
19136 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19137 instead of source if operands[1] is xmm16 and above and
19138 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19139 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19142 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19143 on assign if (*from_p) is a comparison, set it to
19144 TREE_NO_WARNING (*from_p).
19146 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19148 PR middle-end/70326
19149 * lra.c (restore_scratches): Ignore deleted insns.
19151 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19152 Jakub Jelinek <jakub@redhat.com>
19154 PR tree-optimization/70317
19155 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19158 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
19161 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
19162 of ix86_expand_move.
19164 (movti): Use general_operand for operand 1 predicate.
19166 2016-03-21 Martin Liska <mliska@suse.cz>
19168 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
19170 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
19172 2016-03-21 Martin Liska <mliska@suse.cz>
19175 * ipa-icf.c (sem_function::parse): Skip static
19176 constructors and destructors.
19178 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19181 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
19182 function-like macro, peek following token(s) if it is followed
19183 by CPP_OPEN_PAREN token with optional padding in between, and
19184 if not, don't treat it like a macro.
19186 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
19187 Alexander Monakov <amonakov@ispras.ru>
19189 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
19190 for the stabs debug format.
19192 2016-03-21 Richard Biener <rguenther@suse.de>
19194 PR tree-optimization/70310
19195 * tree-vect-generic.c (expand_vector_condition): Fold the built
19198 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
19201 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
19202 Block third alternative for AVX-512VL target,
19204 2016-03-21 Martin Liska <mliska@suse.cz>
19207 * hsa-brig.c (emit_function_directives): Mark unemitted
19208 global variables for emission.
19209 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
19210 (get_symbol_for_decl): Likewise.
19211 * hsa.h (struct hsa_symbol): New flag.
19213 2016-03-21 Richard Biener <rguenther@suse.de>
19215 PR tree-optimization/70288
19216 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
19217 we do not estimate unsimplified all-constant conditionals or
19218 switches as optimized away.
19220 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
19222 PR rtl-optimization/69102
19223 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
19224 when we have a readonly dependency context.
19226 2016-03-18 Jeff Law <law@redhat.com>
19228 PR rtl-optimization/70263
19229 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
19230 (update_equiv_regs): When trying to move a store to after the insn
19231 that sets the source of the store, make sure the store occurs after
19232 the insn that sets the source of the store. When successful note
19233 the REG_EQUIV note created in the dump file.
19235 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
19236 Bernd Schmidt <bschmidt@redhat.com>
19238 * doc/extend.texi: Document more potential problems with basic asms.
19240 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
19242 PR rtl-optimization/70278
19243 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
19246 2016-03-18 Jason Merrill <jason@redhat.com>
19248 * calls.c (load_register_parameters): Fix zero size sibcall logic.
19250 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
19252 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
19253 values to 128b regs.
19255 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
19257 PR tree-optimization/70252
19258 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
19259 boolean vector has a proper number of elements.
19260 (supportable_narrowing_operation): Likewise.
19262 2016-03-18 Tom de Vries <tom@codesourcery.com>
19265 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
19267 2016-03-18 Jakub Jelinek <jakub@redhat.com>
19269 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
19270 instead of replace_rtx for DEBUG_INSNs.
19272 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19274 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
19275 load type reservations.
19277 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
19280 * config/pa/constraints.md: Revert 2015-02-13 change. Use
19281 define_constraint for "Q" and "T" constraints.
19283 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
19285 Tweak the pipeline model for Exynos M1
19287 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
19290 2016-03-17 David Malcolm <dmalcolm@redhat.com>
19293 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
19294 where one or both locations aren't within a line_map.
19296 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
19299 * opts.c (finish_options): Don't set flag_pie to the default if
19300 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
19303 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
19305 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
19306 true as ALL_REGS argument to replace_rtx.
19308 2016-03-17 Richard Biener <rguenther@suse.de>
19311 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
19314 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19317 * rtl.h (replace_rtx): Add ALL_REGS argument.
19318 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
19319 equality and assert mode is the same, instead of just rtx pointer
19321 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
19322 true as ALL_REGS argument to replace_rtx.
19324 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
19326 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
19327 for boolean vector with vector mode only.
19328 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19330 2016-03-17 Nick Clifton <nickc@redhat.com>
19333 * config/rx/rx.c (rx_print_integer): Print negative constants in
19336 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19339 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
19341 2016-03-16 Richard Henderson <rth@redhat.com>
19342 Richard Biener <rguenth@suse.de>
19344 PR middle-end/70240
19345 PR middle-end/68215
19347 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
19348 first operand as is_gimple_condexpr.
19350 PR middle-end/70240
19351 PR middle-end/68215
19353 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
19354 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
19355 Do not gimplify the result.
19356 (do_unop): Adjust call to tree_vec_extract.
19357 (do_binop): Likewise.
19358 (do_compare): Likewise.
19359 (do_plus_minus): Likewise.
19360 (do_negate): Likewise.
19361 (expand_vector_condition): Likewise.
19362 (do_cond): Likewise.
19364 2016-03-16 Richard Henderson <rth@redhat.com>
19367 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19368 (aarch64_classify_address): Use it.
19369 (aarch64_legitimize_address): Force all subexpressions of PLUS
19370 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19372 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19373 Richard Biener <rguenth@suse.de>
19376 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19377 return to even if only REGNO is equal, and assert
19380 2016-03-11 Jeff Law <law@redhat.com>
19382 PR rtl-optimization/70224
19383 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19385 2016-03-16 Richard Henderson <rth@redhat.com>
19387 PR middle-end/70199
19388 * function.h (struct function): Add has_forced_label_in_static.
19389 * gimplify.c (force_labels_r): Set it.
19390 * lto-streamer-in.c (input_struct_function_base): Read it.
19391 * lto-streamer-out.c (output_struct_function_base): Write it.
19392 * tree-inline.c (has_label_address_in_static_1): Remove.
19393 (copy_forbidden): Remove fndecl parameter; test
19394 has_forced_label_in_static.
19395 (inline_forbidden_p): Update call to copy_forbidden.
19396 (tree_versionable_function_p): Likewise.
19397 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19398 (chkp_versioning): Likewise.
19399 * tree-inline.h (copy_forbidden): Update decl.
19401 2016-03-16 Marek Polacek <polacek@redhat.com>
19404 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19405 function being thunked if the result type doesn't have fixed size.
19406 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19407 doesn't have fixed size.
19409 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19411 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19412 reporting malformed loop nest.
19414 2016-03-16 Tom de Vries <tom@codesourcery.com>
19417 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19418 nodes.length () == 1 test to before first nodes[0] access.
19420 2016-03-16 Tom de Vries <tom@codesourcery.com>
19422 PR tree-optimization/68715
19423 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19424 single_pred_p test.
19426 2016-03-16 Tom de Vries <tom@codesourcery.com>
19428 PR tree-optimization/68809
19429 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19432 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19433 Sandra Loosemore <sandra@codesourcery.com>
19435 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19436 on leaf attribute. Mention ELF interposition problems.
19438 2016-03-16 Alan Modra <amodra@gmail.com>
19440 PR rtl-optimization/69195
19441 PR rtl-optimization/47992
19442 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19445 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19448 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19450 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19452 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19454 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19456 PR rtl-optimization/70222
19457 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19458 optimization if mode is different from result_mode, queue up masking
19459 of the result in outer_op. Formatting fix.
19461 PR middle-end/70239
19462 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19465 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19467 PR rtl-optimization/69032
19468 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19469 looping backwards over basic block insns.
19471 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19474 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19475 to non-speculative when propagating trap bits.
19477 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19479 PR rtl-optimization/63384
19480 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19481 DEBUG_INSN_P insns.
19483 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19486 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19487 factored out from ...
19488 (sched_analyze_insn): ... here.
19489 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19490 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19491 get_implicit_reg_pending_clobbers in it.
19492 (setup_id_reg_sets): Use setup_id_implicit_regs.
19493 (deps_init_id): Ditto.
19495 2016-03-15 Tom de Vries <tom@codesourcery.com>
19498 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19500 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19501 execute_function_dump.
19502 (execute_one_pass): Don't dump function if it will be dumped after ipa
19505 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19507 * genrecog.c (match_pattern_2): If pred is NULL don't call
19508 safe_predicate_mode on it.
19510 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19512 PR middle-end/70219
19513 * lra-constraints.c (delete_move_and_clobber): Change assertion
19514 to also allow dregno == 0.
19516 2016-03-14 Richard Henderson <rth@redhat.com>
19519 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19520 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19521 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19522 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19525 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19528 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19530 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19532 * lra-constraints.c (split_reg): For hard regs, try to find the
19533 biggest single-register mode used in the function.
19535 2016-03-14 Richard Biener <rguenther@suse.de>
19537 PR tree-optimization/56365
19538 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19539 constants to compare against.
19541 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19544 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19545 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19546 (define_split for the GPR case): Use int_reg_operand instead of
19547 gpc_reg_operand for the output.
19549 2016-03-14 Tom de Vries <tom@codesourcery.com>
19551 PR tree-optimization/70045
19552 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19553 create_empty_if_region_on_edge argument.
19555 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19557 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19558 (STACK_CHECK_PROTECT): Likewise.
19559 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19560 (STACK_CHECK_PROTECT): Likewise.
19561 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19562 (STACK_CHECK_PROTECT): Likewise.
19563 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19564 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19565 (STACK_CHECK_PROTECT): Likewise.
19567 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19569 PR rtl-optimization/69307
19570 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19571 registers in modes that span more than one register.
19573 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19576 * lra-constraints.c (delete_move_and_clobber): New.
19577 (remove_inheritance_pseudos): Use it.
19579 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19582 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19583 the libcall is LCT_THROW.
19584 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19585 for the checking routine.
19587 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19590 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19591 optimization if we have direct move.
19592 (roundu32<mode>2_fprs): Likewise.
19594 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19597 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19599 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19600 Arguments swapped. All callers changed. Take reg_renumber into
19601 account, and Calculate and compare register ranges for hard regs.
19603 2016-03-11 Jeff Law <law@redhat.com>
19605 PR tree-optimization/70190
19606 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19607 Handle cases where we can not extract the taken edge, even though we
19608 found a constant value.
19610 PR tree-optimization/64058
19611 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19612 (num_coalesce_pairs): Move up earlier in file.
19613 (find_coalesce_pair): Initialize the INDEX field for each pair
19615 (compare_pairs): No longer sort on the elements in each pair.
19616 Instead break ties with the index of the coalesce pair.
19618 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19621 * config/aarch64/aarch64-protos.h
19622 (aarch64_save_restore_target_globals): New prototype.
19623 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19624 Call the above when popping pragma.
19625 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19627 (aarch64_set_current_function): Rewrite using the above.
19629 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19631 PR tree-optimization/70177
19632 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19633 (extract_ops_from_tree): ... this. In the 2 argument
19634 overload remove _1 suffix.
19635 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19636 (extract_ops_from_tree): ... this.
19637 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19639 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19640 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19641 extract_ops_from_tree instead of 2 operand one.
19643 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19645 PR tree-optimization/70013
19646 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19647 for constant-pool entries.
19649 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19651 PR rtl-optimization/70174
19652 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19653 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19655 PR tree-optimization/70169
19656 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19657 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19660 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19661 Jakub Jelinek <jakub@redhat.com>
19664 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19665 of uninitialized values.
19667 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19669 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19671 ("*trunctddd2"): New pattern definition.
19672 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19675 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19677 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19678 definitions for BFP and DFP rounding modes.
19679 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19680 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19681 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19682 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19685 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19687 * config/s390/constraints.md: Adjust comment.
19688 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19689 s390_decompose_addrstyle_without_index.
19690 * config/s390/predicates.md (shift_count_or_setmem_operand):
19691 Rename to setmem_operand.
19692 * config/s390/s390-protos.h
19693 (s390_decompose_shift_count): Rename to
19694 s390_decompose_addrstyle_without_index.
19695 * config/s390/s390.c (s390_decompose_shift_count)
19696 (s390_mem_constraint, print_shift_count_operand)
19697 (print_operand_address, print_operand): Rename
19698 s390_decompose_shift_count to
19699 s390_decompose_addrstyle_without_index and rename
19700 print_shift_count_operand to print_addrstyle_operand troughout the
19702 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19703 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19704 Rename shift_count_or_setmem_operand to setmem_operand.
19705 * config/s390/vx-builtins.md ("vec_insert<mode>")
19706 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19709 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19712 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19713 Handle overlapping retval and newval.
19715 2016-03-10 Nick Clifton <nickc@redhat.com>
19718 * config/aarch64/aarch64.c
19719 (aarch64_override_options_after_change_1): When forcing
19720 flag_omit_frame_pointer to be true, use a special value that can
19721 be detected if this function is called again, thus preventing
19722 flag_omit_leaf_frame_pointer from being forced to be false.
19724 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19726 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
19727 Set x_flag_omit_leaf_frame_pointer when handling
19728 -momit-leaf-frame-pointer.
19730 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19733 * cgraph.c (cgraph_node::dump): Dump split_part and
19734 indirect_call_target.
19735 * cgraph.h (cgraph_node): Add indirect_call_target flag.
19736 * ipa.c (has_addr_references_p): Cleanup.
19737 (is_indirect_call_target_p): New.
19738 (walk_polymorphic_call_targets): Do not mark virtuals that may be
19739 called indirectly as local.
19740 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
19742 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19745 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19746 on cxa_pure_virtual.
19748 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19751 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
19753 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19756 * tree.c (need_assembler_name_p): Only record main variant type names.
19758 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19761 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
19762 Always define to 0 or 1.
19763 (TARGET_FIX_ERR_A53_843419): New macro.
19764 * config/aarch64/aarch64-elf-raw.h
19765 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
19766 * config/aarch64/aarch64-linux.h: Likewise.
19767 * config/aarch64/aarch64.c
19768 (aarch64_override_options_after_change_1): Do not default
19769 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
19771 (aarch64_attributes): Handle fix-cortex-a53-843419.
19772 (aarch64_can_inline_p): Likewise.
19773 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
19775 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
19776 Jakub Jelinek <jakub@redhat.com>
19778 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
19779 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
19780 DECL_COMMONS if flag_unconstrained_commons is set.
19781 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19782 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
19783 (funconstrained-commons): Document.
19785 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19787 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
19788 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
19790 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
19792 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
19793 has a proper number of elements.
19795 2016-03-10 Alan Modra <amodra@gmail.com>
19797 PR rtl-optimization/69195
19798 PR rtl-optimization/47992
19799 * ira.c (recorded_label_ref): Delete.
19800 (update_equiv_regs): Return void.
19801 (indirect_jump_optimize): New function.
19802 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
19803 before regstat_compute_ri. Don't rebuild_jump_labels here.
19804 Delete update_regstat.
19806 2016-03-10 Richard Biener <rguenther@suse.de>
19808 PR tree-optimization/70128
19809 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19810 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
19812 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19814 PR tree-optimization/70152
19815 * tree-sra.c (replace_removed_params_ssa_names): Copy over
19816 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
19819 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
19820 instead of gen_sse2_loadlpd.
19821 * config/i386/sse.md (*vec_concatv2df): Rename to...
19822 (vec_concatv2df): ... this.
19824 PR tree-optimization/70127
19825 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
19827 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19831 * diagnostic-show-locus.c (compatible_locations_p): New function.
19832 (layout::layout): Sanitize ranges using compatible_locations_p.
19834 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19838 * diagnostic-show-locus.c (layout_range::layout_range): Replace
19839 location_range param with three const expanded_locations * and a
19841 (layout::layout): Replace call to
19842 rich_location::lazily_expand_location with get_expanded_location.
19843 Extract the range and perform location expansion here, passing
19844 the results to the layout_range ctor.
19845 * diagnostic.c (source_range::debug): Delete.
19846 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
19847 of rich_location::get_expanded_location.
19848 * gcc-rich-location.c (get_range_for_expr): Delete.
19849 (gcc_rich_location::add_expr): Reimplement to avoid the
19850 rich_location::add_range overload that took a location_range,
19851 passing a location_t instead.
19853 2016-03-09 Richard Biener <rguenther@suse.de>
19854 Jakub Jelinek <jakub@redhat.com>
19856 PR tree-optimization/70138
19857 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19858 Also skip vect_double_reduction_def.
19860 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19863 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
19864 if the operand is "m".
19866 2016-03-09 Nathan Sidwell <nathan@acm.org>
19868 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
19870 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19872 * config/i386/i386.c (processor_target_table): Fix cost table
19873 intialization order for znver1.
19875 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19877 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
19878 - becuase -> because.
19879 * ipa-reference.c (ignore_module_statics): Likewise.
19880 * cgraph.c (cgraph_node::get_body): Likewise.
19881 * ipa-inline.c (early_inliner): Likewise.
19882 * ipa-devirt.c (types_same_for_odr): Likewise.
19883 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
19884 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
19886 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19888 * tree-ssa-math-opts.c: Fix typo in comment.
19890 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19893 * config/i386/i386.c (scalar_chain::make_vector_copies,
19894 scalar_chain::convert_reg): Call end_sequence in between
19895 get_insns and emit_conversion_insns rather than after both
19898 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
19901 * config/i386/i386.h (machine_function): Add
19902 pc_thunk_call_expanded flag.
19903 (ix86_pc_thunk_call_expanded): New define.
19904 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
19905 (*set_got): Rename insn pattern from set_got.
19906 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19907 * config/i386/i386.c (ix86_compute_frame_layout): Use
19908 ix86_pc_thunk_call_expanded to prevent red-zone.
19910 2016-03-07 Martin Jambor <mjambor@suse.cz>
19912 * hsa.h (hsa_get_ctor_statements): Declare.
19913 (hsa_get_dtor_statements): Likewise.
19914 (hsa_get_kernel_dispatch_type): Likewise.
19915 * hsa.c (hsa_get_ctor_statements): New function.
19916 (hsa_get_dtor_statements): Likewise.
19917 (hsa_get_kernel_dispatch_type): Likewise.
19918 * hsa-brig.c (hsa_cdtor_statements): Removed.
19919 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19920 hsa_get_dtor_statements.
19921 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19922 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19924 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19926 * config/arm/arm-cores.def (cortex-r8): New.
19927 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19928 * config/arm/arm-tune.md: Likewise.
19929 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19931 2016-03-07 Martin Sebor <msebor@redhat.com>
19933 PR rtl-optimization/19705
19934 * doc/invoke.texi (Options That Control Optimization): Clarify
19935 -fno-branch-count-reg.
19937 2016-02-26 Richard Biener <rguenther@suse.de>
19938 Jeff Law <law@redhat.com>
19940 PR tree-optimization/69740
19941 * cfghooks.c (remove_edge): Request loop fixups if we delete
19942 an edge that might turn an irreducible loop into a natural
19944 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19945 Move after definition of loops_state_clear.
19947 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19949 PR rtl-optimization/69052
19950 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19953 2016-03-07 Tom de Vries <tom@codesourcery.com>
19955 PR tree-optimization/70116
19956 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19957 is_tm_ending stmts and ubsan/asan internal functions.
19958 (find_duplicate): Use it. Don't test is_tm_ending here.
19960 2016-03-07 Richard Biener <rguenther@suse.de>
19962 PR tree-optimization/70115
19963 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19964 (propagate_constants_for_unrolling): Use replace_uses_by.
19966 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19968 PR middle-end/69916
19969 * omp-low.c (struct oacc_loop): Add ifns.
19970 (new_oacc_loop_raw): Initialize it.
19971 (finish_oacc_loop): Clear mask & flags if no ifns.
19972 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19973 (oacc_loop_xform_loop): Add ifns arg & adjust.
19974 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19976 2016-03-07 Richard Henderson <rth@redhat.com>
19979 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19980 (insert_value_copy_on_edge): Likewise.
19982 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19984 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19986 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19989 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19991 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19993 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19995 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19997 Fix sseimul type attribute.
19998 * config/i386/znver1.md
19999 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20000 znver1_sseimul_avx256_load) : Fix the type attribute.
20001 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20002 pipe usage and latency.
20004 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20007 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20008 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20011 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20014 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20016 PR rtl-optimization/69941
20017 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20018 the reg share its mode.
20020 2016-03-04 Jeff Law <law@redhat.com>
20022 PR tree-optimization/69196
20023 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20024 If the both SSA_NAMEs are anonymous, then consider them unassociated
20025 and include the PHI in the statement count.
20027 2016-03-05 Tom de Vries <tom@codesourcery.com>
20029 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20030 construct in oacc routine. Check for oacc region in oacc routine.
20032 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20035 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20036 2016-02-22 changes, instead don't recurse if RECUR is already true.
20037 Don't change *dynamic_check if RECUR. Adjust recursive caller
20038 to pass true to the new argument.
20039 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20042 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20043 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20045 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20047 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20049 PR rtl-optimization/57676
20050 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20051 with flag_checking.
20053 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20055 * tree-vect-patterns.c (search_type_for_mask): Handle
20056 comparison of booleans.
20058 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20060 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20064 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20065 all other ops that have dw_val_class_die_ref operands,
20066 and DW_OP_GNU_entry_value.
20068 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20070 PR rtl-optimization/69904
20071 * config/arm/arm.c (arm_cannot_copy_insn_p):
20072 Return true for load-exclusive instructions.
20074 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20077 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20078 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20079 the pattern no matter if it is used just by non-pattern, pattern
20081 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20082 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20083 oprnd1 def_stmt is in pattern, don't look through it.
20085 2016-03-03 Marek Polacek <polacek@redhat.com>
20087 PR middle-end/70050
20088 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20090 2016-03-03 Martin Liska <mliska@suse.cz>
20092 PR tree-optimization/70043
20093 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20094 previous statement if we see a debug statement.
20096 2016-03-03 Richard Biener <rguenther@suse.de>
20098 PR tree-optimization/55936
20099 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20100 parameter and guard unsafe equivalence use.
20101 (vrp_evaluate_conditional_warnv_with_ops): Always use
20102 safe equivalences but not via the quadratic compare_names
20105 2016-03-03 Michael Collison <michael.collison@linaro.org>
20108 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20109 for operand 1 to s_register_operand. Change predicate for operand
20110 2 to arm_not_immediate_operand.
20112 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20114 * doc/tm.texi: Regenerated.
20116 2016-03-02 Richard Henderson <rth@redhat.com>
20119 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20120 simplification when all args are positive non-fixed registers.
20122 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20124 * target.def (lra_p): Specify that new ports should use LRA.
20126 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20129 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20130 gimplify_type_sizes the type they refer to.
20131 (omp_notice_variable): Handle reference vars to VLAs.
20132 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20133 reference to VLA decls in the second pass instead of first pass.
20135 2016-03-02 Tom de Vries <tom@codesourcery.com>
20137 PR tree-optimization/68659
20138 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20139 new_expr == NULL_TREE.
20140 (get_new_name): Handle ADDR_EXPR.
20142 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20144 PR rtl-optimization/69052
20145 * loop-invariant.c (canonicalize_address): New function.
20146 (inv_can_prop_to_addr_use): Check validity of address expression
20147 which is canonicalized by above function.
20149 2016-03-02 Alan Modra <amodra@gmail.com>
20152 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20155 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20158 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20159 (*movhi_internal): Put mask moves from and to memory separately
20160 from moves from/to GPRs.
20162 2016-03-02 Richard Biener <rguenther@suse.de>
20164 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
20165 GENERIC expressions in GIMPLE.
20167 2016-03-02 Richard Biener <rguenther@suse.de>
20169 * config/i386/i386.c (type_natural_mode): Fix typo.
20171 2016-03-02 Nick Clifton <nickc@redhat.com>
20173 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
20175 2016-03-02 Richard Biener <rguenther@suse.de>
20176 Uros Bizjak <ubizjak@gmail.com>
20179 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
20181 2016-03-02 Richard Biener <rguenther@suse.de>
20183 PR middle-end/67278
20184 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
20186 2016-03-02 Marek Polacek <polacek@redhat.com>
20189 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
20190 "is promoted to" warning.
20192 2016-03-01 DJ Delorie <dj@redhat.com>
20194 * config.gcc: Deprecate mep-*.
20196 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
20198 PR middle-end/70025
20199 * lra-constraints.c (regno_val_use_in): New.
20200 (match_reload): Use it instead of regno_use_in.
20202 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20204 PR rtl-optimization/70007
20205 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
20206 references present in REG_EQUAL notes attached to non-SET patterns.
20208 2016-03-01 Jeff Law <law@redhat.com>
20210 PR tree-optimization/69196
20211 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20212 Appropriately clamp the number of statements to copy when the
20213 thread path does not traverse a loop backedge.
20215 PR tree-optimization/69196
20216 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20217 Do count some PHIs in the thread path against the insn count. Decrease
20218 final statement count by one as the control statement in the last
20219 block will get removed. Remove special cased code for handling PHIs
20222 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
20225 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
20226 asm dialect alternatives to explicit GOTPCREL calls.
20228 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20231 * ira.c (do_reload): Issue warning for generic stack checking here...
20232 * reload1.c (reload): ...instead of here and streamline it.
20234 2016-03-01 Nick Clifton <nickc@redhat.com>
20236 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
20238 2016-03-01 Richard Biener <rguenther@suse.de>
20240 PR tree-optimization/69983
20241 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
20242 types and fall back to operand_equal_p.
20244 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20247 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20249 * config/s390/constraints.md ("jm8"): New constraint.
20250 * config/s390/predicates.md ("const_int_8bitset_operand"): New
20252 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
20254 ("*setmem_long<setmem_and>"): New pattern.
20255 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
20257 ("*setmem_long_31z<setmem_and>"): New pattern.
20258 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
20259 New substitution rules with the required attributes.
20262 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20265 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20267 * gensupport.c (process_substs_on_one_elem): Split loop to
20268 complete mark_operands_used_in_match_dup on all expressions in the
20270 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20271 and remove function.
20273 2016-03-01 Richard Biener <rguenther@suse.de>
20275 PR middle-end/70022
20276 * fold-const.c (fold_indirect_ref_1): Fix range checking for
20277 vector BIT_FIELD_REF extract.
20279 2016-03-01 Richard Biener <rguenther@suse.de>
20281 PR tree-optimization/69994
20282 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
20284 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
20286 PR tree-optimization/69956
20287 * tree-vect-stmts.c (supportable_widening_operation): Support
20288 multi-step conversion of boolean vectors.
20289 (supportable_narrowing_operation): Likewise.
20291 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20293 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
20296 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20298 * config/s390/subst.md (DSI_VI): New mode iterator.
20299 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
20300 * config/s390/vector.md ("vec_set<mode>"): Move expander before
20301 the insn definition.
20302 ("*vec_set<mode>"): Change predicate and add alternative to
20303 support only either register or const_int operands as element
20305 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
20307 ("vec_extract<mode>"): New expander.
20308 ("*vec_extract<mode>"): New insn definition supporting reg and
20309 const_int element selectors.
20310 ("*vec_extract<mode>_plus"): New insn definition supporting
20311 reg+const_int element selectors.
20312 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
20313 following expander+insn definition.
20314 ("<vec_shifts_name><mode>3"): New expander.
20315 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
20317 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20319 * config/s390/s390.md ("*tabort_1"): Change predicate to
20320 nonmemory_operand. Add a second alternative to cover
20321 register as well as const int operands.
20322 ("*tabort_1_plus"): New pattern definition.
20324 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20326 * config/s390/s390.md ("*ashrdi3_cc_31")
20327 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
20328 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
20329 Merge insn definitions into ...
20330 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20331 New pattern definition.
20332 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
20333 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
20334 ("*ashr<mode>3_and"): Merge insn definitions into ...
20335 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20336 New pattern definition.
20337 * config/s390/subst.md ("addr_style_op_cc_subst")
20338 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
20339 substitutions patterns plus attributes.
20340 Add ashiftrt to SUBST iterator.
20342 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20344 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
20345 op2 to nonmemory_operand.
20346 ("*<shift>di3_31", "*<shift>di3_31_and"):
20347 Merge into single pattern definition ...
20348 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
20349 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
20350 pattern definition ...
20351 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
20352 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
20355 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20357 * config/s390/predicates.md (const_int_6bitset_operand): New
20359 * config/s390/s390.md: Include subst.md.
20360 ("rotl<mode>3"): New expander.
20361 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20363 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20364 * config/s390/subst.md: New file.
20366 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20368 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20369 Remove RRR type. It doesn't really exist.
20370 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20372 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20373 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20374 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20375 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20376 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20377 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20378 `enabled' attribute.
20380 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20382 * gensupport.c (process_substs_on_one_elem): Split loop to
20383 complete mark_operands_used_in_match_dup on all expressions in the
20385 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20386 and remove function.
20388 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20391 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20392 (CEIL_NWORDS): ...this. Use CEIL macro.
20393 (compute_fp_layout): Adjust to above renaming.
20394 (function_arg_union_value): Likewise.
20395 (sparc_arg_partial_bytes): Likewise.
20396 (sparc_function_arg_advance): Likewise.
20398 2016-02-29 Jeff Law <law@redhat.com>
20400 PR tree-optimization/70005
20401 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20402 where an object with a boolean range is compared against a value
20405 PR tree-optimization/69999
20406 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20407 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20410 2016-02-29 Richard Biener <rguenther@suse.de>
20412 PR tree-optimization/69994
20413 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20414 (get_unary_op): Look through nop conversions.
20415 (ops_equal_values_p): New function, look for equality diregarding
20417 (eliminate_plus_minus_pair): Use ops_equal_values_p
20418 (repropagate_negates): Do not use get_unary_op here.
20420 2016-02-29 Martin Liska <mliska@suse.cz>
20422 * system.h: Poison ENABLE_CHECKING macro.
20424 2016-02-29 Martin Liska <mliska@suse.cz>
20426 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20427 is presented in dump flags.
20428 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20429 (hsa_regalloc): Likewise.
20431 2016-02-19 Richard Biener <rguenther@suse.de>
20433 PR tree-optimization/69980
20434 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20435 permutation of those we need to keep.
20437 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20440 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20441 (NWORDS_UP): ...this
20442 (init_cumulative_args): Minor tweaks.
20443 (sparc_promote_function_mode): Likewise.
20444 (scan_record_type): Delete.
20445 (traverse_record_type): New function template.
20446 (classify_data_t): New structure type.
20447 (classify_registers): New inline function.
20448 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20449 exhausted. Instantiate traverse_record_type on classify_registers and
20450 deal with the case of a structure passed in slot #15 with no FP field
20452 (assign_data_t): New structure type.
20453 (compute_int_layout): New static function.
20454 (compute_fp_layout): Likewise.
20455 (count_registers): New inline function.
20456 (assign_int_registers): New static function.
20457 (assign_fp_registers): Likewise.
20458 (assign_registers): New inline function.
20459 (function_arg_record_value_1): Delete.
20460 (function_arg_record_value_2): Likewise.
20461 (function_arg_record_value_3): Likewise.
20462 (function_arg_record_value): Adjust to above changes. Instantiate
20463 traverse_record_type on count_registers to first count the number of
20464 registers to be used and then on assign_registers to assign them.
20465 (function_arg_union_value): Adjust to above renaming.
20466 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20467 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20468 case of a structure passed in slot #15
20469 (sparc_function_arg_advance): Likewise.
20470 (function_arg_padding): Minor tweak.
20472 2016-02-29 Richard Biener <rguenther@suse.de>
20474 PR tree-optimization/69720
20475 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20476 the adjustment_def path for possibly vectorized defs.
20477 (vect_create_epilog_for_reduction): Handle vectorized initial
20480 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20482 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20484 2016-02-27 Jeff Law <law@redhat.com>
20487 2016-02-26 Richard Biener <rguenther@suse.de>
20488 Jeff Law <law@redhat.com>
20490 PR tree-optimization/69740
20491 * cfghooks.c (remove_edge): Request loop fixups if we delete
20492 an edge that might turn an irreducible loop into a natural
20495 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20497 PR rtl-optimization/69896
20498 * tree-vect-generic.c (get_compute_type): Avoid single element
20501 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20503 Rename the AArch64 tuning option and related functions to enable the
20504 Newton series for the reciprocal square root to reflect its
20505 approximative characteristic.
20507 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20508 function to "aarch64_emit_approx_rsqrt".
20509 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20510 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20511 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20512 (xgene1_tunings): Likewise.
20513 (use_rsqrt_p): Likewise.
20514 (aarch64_emit_swrsqrt): Use new function name.
20515 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20516 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20517 text explaining this option.
20518 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20520 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20523 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20524 complain about -mallow-movmisalign without -mvsx if
20525 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20527 2016-02-26 Joel Sherrill <joel@rtems.org>
20529 * config.gcc: Add x86_64-*-rtems*.
20530 * config/i386/rtems-64.h: New file.
20532 2016-02-26 Joel Sherrill <joel@rtems.org>
20534 * config.gcc: Add aarch64-*-rtems*.
20535 * config/aarch64/rtems.h: New file.
20537 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20540 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20541 shift amount using %h. Add comment.
20543 2016-02-26 Richard Biener <rguenther@suse.de>
20544 Jeff Law <law@redhat.com>
20546 PR tree-optimization/69740
20547 * cfghooks.c (remove_edge): Request loop fixups if we delete
20548 an edge that might turn an irreducible loop into a natural
20551 2016-02-26 Martin Jambor <mjambor@suse.cz>
20553 PR middle-end/69920
20554 * tree-sra.c (sra_modify_assign): Do not remove loads of
20555 uninitialized aggregates to SSA_NAMEs.
20557 2016-02-26 Richard Henderson <rth@redhat.com>
20560 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20561 pseudo in case the target rtx matches the source of the left
20564 2016-02-26 Martin Jambor <mjambor@suse.cz>
20567 * hsa.h (hsa_type_packed_p): Declare.
20568 * hsa.c (hsa_type_packed_p): New function.
20569 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20571 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20572 * hsa-brig.c (emit_basic_insn): Likewise.
20574 2016-02-26 Martin Jambor <mjambor@suse.cz>
20577 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20579 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20581 2016-02-26 Martin Jambor <mjambor@suse.cz>
20583 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20584 hsa_op_with_type operands.
20585 (hsa_unsigned_type_for_type): Declare.
20586 * hsa.c (hsa_unsigned_type_for_type): New function.
20587 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20588 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20589 the finalizer. Do not emit extra move.
20591 2016-02-26 Martin Jambor <mjambor@suse.cz>
20593 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20594 atomic operations in private segment.
20596 2016-02-26 Martin Jambor <mjambor@suse.cz>
20598 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20599 statements to wi->info. Also disallow omp simd constructs.
20600 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20601 for not gridifying. Dump special string for omp_for.
20603 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20606 * config/aarch64/aarch64.c (aarch64_set_current_function):
20607 Save/restore target globals when switching to
20608 target_option_default_node.
20610 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20613 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20614 Return 0 if !SHIFT_COUNT_TRUNCATED.
20616 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20617 Eric Botcazou <ebotcazou@adacore.com>
20619 PR rtl-optimization/69891
20620 * dse.c (scan_insn): If we can't figure out memset arguments
20621 or they are non-constant, call clear_rhs_from_active_local_stores.
20623 2016-02-26 Martin Liska <mliska@suse.cz>
20625 * doc/extend.texi: Mention clog10, clog10f an clog10l
20626 in Builtins section.
20628 2016-02-26 Martin Liska <mliska@suse.cz>
20630 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20632 (resolve_args_picking_1): Likewise.
20633 * dwarf2out.h (struct GTY): Likewise.
20635 2016-02-26 Martin Liska <mliska@suse.cz>
20637 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20638 with flag_checking.
20639 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20641 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20642 Martin Liska <mliska@suse.cz>
20644 * doc/install.texi: Mention --enable-valgrind-annotations.
20646 2016-02-26 Richard Biener <rguenther@suse.de>
20648 PR tree-optimization/69551
20649 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20650 looking through aliases adjust DECL_PT_UID to refer to the
20651 ultimate alias target.
20653 2016-02-25 Martin Liska <mliska@suse.cz>
20655 PR middle-end/69919
20656 * alloc-pool.c (after_memory_report): New variable.
20657 * alloc-pool.h (base_pool_allocator ::release): Do not use
20658 the infrastructure if after_memory_report.
20659 * toplev.c (toplev::main): Mark after memory report.
20661 2016-02-25 Richard Biener <rguenther@suse.de>
20663 PR tree-optimization/48795
20664 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20666 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20669 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20670 offloading is enabled and -fopenacc or -fopenmp is specified.
20671 (CRTOFFLOADEND): Likewise.
20672 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20673 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20674 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20675 (offload_objects_file_name): New static var.
20676 (tool_cleanup): Remove offload_objects_file_name file.
20677 (find_offloadbeginend): Replace with ...
20678 (find_crtoffloadtable): ... this.
20679 (run_gcc): Remove offload_argc and offload_argv.
20680 Get offload_objects_file_name from -foffload-objects=... option.
20681 Read names of object files with offload from this file, pass them to
20682 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20683 don't pass offloadbegin and offloadend to the linker. Don't pass
20684 offload non-LTO files to the linker, because now they're not claimed.
20686 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20689 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20690 on builtin_unreachable.
20692 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20694 PR rtl-optimization/69896
20695 * regcprop.c: Include cfgrtl.h.
20696 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20697 than remembered mode, either delete it (if noop_move_p), or
20698 treat like copy_p but not noop_p instruction.
20700 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20703 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20704 - allow NULL decl for Fortran DW_TAG_common_block variables.
20706 2016-02-24 Jason Merrill <jason@redhat.com>
20708 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20710 2016-02-24 Richard Biener <rguenther@suse.de>
20711 Jakub Jelinek <jakub@redhat.com>
20713 PR middle-end/69760
20714 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20715 conditionally executed ops to well-defined overflow behavior.
20717 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20719 PR middle-end/69915
20720 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20723 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20725 PR rtl-optimization/69886
20726 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
20727 argument. Use it when checking validity of set instructions.
20728 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
20729 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
20731 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
20732 * store-motion.c (find_moveable_store): Update
20733 can_assign_to_reg_without_clobbers_p callsite.
20735 2016-02-24 Richard Biener <rguenther@suse.de>
20737 PR middle-end/68963
20738 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
20740 (record_nonwrapping_iv): Do not fall back to the low/high bound
20741 for non-constant IV bases if the stmt is not always executed.
20743 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20745 * config/arm/arm-cores.def (cortex-a32): New entry.
20746 * config/arm/arm-tables.opt: Regenerate.
20747 * config/arm/arm-tune.md: Regenerate.
20748 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
20749 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
20750 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
20751 for -mcpu and -mtune.
20753 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20756 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
20757 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
20758 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
20759 (atomic_loaddi_1): Delete.
20760 (atomic_loaddi): Rewrite expander using the above changes.
20762 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20765 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
20768 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20769 Richard Biener <rguenth@suse.de>
20771 PR middle-end/69909
20772 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
20773 set_mem_attributes if tem is SSA_NAME which got expanded
20776 2016-02-24 Richard Biener <rguenther@suse.de>
20778 PR tree-optimization/69907
20779 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
20780 end of permutations for BB vectorization.
20782 2016-02-24 Christian Bruel <christian.bruel@st.com>
20784 * config/arm/arm-c.c (arm_option_override): Initialize
20785 target_option_current_node.
20786 * config/arm/arm.c (arm_pragma_target_parse): Replace
20787 build_target_option_node call by target_option_current_node.
20788 Set target_option_current_node.
20791 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
20794 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
20795 define_insn_and_split to define_insn.
20796 (zero_extendqi<mode>2_dot2): Same.
20797 (extendqi<mode>2_dot): Same.
20798 (extendqi<mode>2_dot2): Same.
20800 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20802 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
20803 and add bypass for AES{D,E} and AESMC pairs.
20804 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
20807 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20809 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
20810 series for reciprocal square root in Exynos M1.
20812 2016-02-23 Martin Sebor <msebor@redhat.com>
20815 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
20816 __builtin_alloca_with_align.
20818 2016-02-23 Richard Henderson <rth@redhat.com>
20820 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
20821 (ix86_register_pragmas): Remove __seg_tls.
20822 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
20823 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
20824 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
20825 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
20826 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
20827 * doc/extend.texi (__seg_tls): Remove item.
20829 2016-02-23 Richard Biener <rguenther@suse.de>
20831 * alloc-pool.h (struct allocation_object): Make id member
20832 conditional on CHECKING_P again.
20833 (get_instance): Adjust.
20834 (base_pool_allocator): Likewise.
20836 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
20838 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
20839 (parallelize_loops): In OpenACC kernels mode, set n_threads to
20841 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
20843 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20845 2016-02-23 Richard Biener <rguenther@suse.de>
20847 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
20848 * bitmap.h (struct bitmap_usage): Likewise.
20849 (bitmap_move): Declare.
20850 * bitmap.c (register_overhead): Take size_t argument.
20851 (bitmap_move): New function.
20852 * df-problems.c (df_rd_transfer_function): Use bitmap_move
20853 to properly account overhead.
20854 * tree.c (free_node): Use tree_size.
20856 2016-02-23 Jakub Jelinek <jakub@redhat.com>
20859 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
20860 when inverting comparison.
20863 * common.opt (Wunreachable-code): Add Warning flag.
20865 2016-02-23 Mark Wielaard <mjw@redhat.com>
20866 Jakub Jelinek <jakub@redhat.com>
20869 * cgraphunit.c (check_global_declaration): Check main_input_filename
20870 and DECL_SOURCE_FILE are not NULL.
20872 2016-02-23 Martin Jambor <mjambor@suse.cz>
20874 PR tree-optimization/69666
20875 * tree-sra.c (sra_modify_assign): Do not attempt to create
20876 default_def replacements for unscalarizable regions.
20878 2016-02-20 Mark Wielaard <mjw@redhat.com>
20881 * cgraphunit.c (check_global_declaration): Check level of
20882 warn_unused_const_variable and main_input_filename.
20883 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
20884 (-Wunused-variable): For C implies -Wunused-const-variable=1.
20885 (-Wunused-const-variable): Explain levels 1 and 2.
20887 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20890 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
20891 identical arguments. Formatting and spelling fixes.
20894 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
20899 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
20900 and m68k-devices.def.
20901 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
20902 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
20904 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
20906 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20907 and HImode registers.
20909 2016-02-22 Richard Biener <rguenther@suse.de>
20911 PR tree-optimization/69882
20912 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20913 preserve permutations present because of gaps.
20914 (vect_supported_load_permutation_p): Always continue checking
20915 permutations after vect_attempt_slp_rearrange_stmts.
20917 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20919 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20920 min_profitable_estimate, rather than min_profitable_iters.
20922 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20925 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20926 SImode for last match_operand.
20928 2016-02-22 Martin Liska <mliska@suse.cz>
20930 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20931 return bitsize - 1 as the return value.
20933 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20937 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20938 Handle negative shift counts.
20939 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20940 force_reg on the shift constant.
20941 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20942 (lshrsi3_d): Handle negative shift counts.
20944 2016-02-22 Richard Biener <rguenther@suse.de>
20945 Tom de Vries <tom@codesourcery.com>
20947 * graph.c: Include dumpfile.h.
20948 (print_graph_cfg): Split into three overloads.
20949 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20951 2016-02-22 Tom de Vries <tom@codesourcery.com>
20953 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20956 2016-02-22 Richard Biener <rguenther@suse.de>
20959 * ipa-inline-transform.c (inline_call): When not updating
20960 overall summaries adjust self size by the growth estimate.
20961 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20962 hash-set, do not update overall summaries here. Renamed from ...
20963 (inline_to_all_callers): ... this which is now wrapping the
20964 above and performing delayed overall summary update.
20965 (early_inline_small_functions): Delay updating of the overall
20968 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20970 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20973 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20976 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20977 :%* in %:gt() argument.
20978 (greater_than_spec_func): Adjust for expecting only numbers,
20979 if there are more than two numbers, compare the last two.
20981 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20983 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20984 -Wnarrowing with -std.
20986 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20989 * expr.c (store_field): Don't use bit-field path if exp is
20990 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20991 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20992 and the assignment can be performed by bitwise copy. Formatting
20995 PR middle-end/69838
20996 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20997 call copy_reg_eh_region_note_forward on before and/or after sequences
20998 and remove note from insn if it no longer can throw.
21001 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21002 if TARGET_AVX512BW.
21004 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21006 * config/s390/vector.md: Add missing commutative operand markers
21007 to the patterns which qualify for one.
21008 * config/s390/vx-builtins.md: Likewise.
21010 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21012 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21013 types to mode iterators.
21014 (vec_double): ... and mode attribute.
21015 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21017 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21019 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21020 Change the predicate of op2 from nonimmediate to general and let
21021 reload fix it if necessary.
21023 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21025 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21027 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21029 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21032 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21034 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21035 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21036 * config/s390/s390.md ("movstr<P:mode>"): Call
21037 s390_expand_vec_movstr.
21039 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21041 * config/s390/s390.md: Add missing output modifier for operand 1
21042 to print it as address properly.
21044 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21046 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21047 * config/s390/2964.md: New file.
21048 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21049 of insn grouping attributes depending on the CPU level.
21050 (s390_get_unit_mask): New function.
21051 (s390_sched_score): Remove the OOO from the scheduling macros.
21052 Add loop to calculate a score for the instruction mix.
21053 (s390_sched_reorder): Likewise plus improve debug output.
21054 (s390_sched_variable_issue): Rename macros as above. Calculate
21055 the unit distances after actually scheduling an insn. Improve
21057 (s390_sched_init): Clear last_scheduled_unit_distance array.
21058 * config/s390/s390.md: Include 2964.md.
21060 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21063 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21064 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21065 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21066 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21067 *avx512f_<code>v8div16qi2_mask_1): New insns.
21069 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21072 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21075 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21076 earlyclobber from target. Use wF constraint for fused memory
21078 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21080 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21081 Martin Liska <mliska@suse.cz>
21084 * cfgexpand.c (asan_sanitize_stack_p): New function.
21085 (partition_stack_vars): Use the function.
21086 (expand_stack_vars): Likewise.
21087 (defer_stack_allocation): Likewise.
21088 (expand_used_vars): Likewise.
21090 2016-02-18 Richard Biener <rguenther@suse.de>
21092 PR middle-end/69553
21093 * fold-const.c (operand_equal_p): Properly compare offsets for
21094 IMAGPART_EXPR and ARRAY_REF.
21096 2016-02-18 Nick Clifton <nickc@redhat.com>
21100 * config/arm/arm.c (arm_option_override_internal): Disable
21101 interworking if the target does not support thumb instructions.
21102 (arm_reload_in_hi): Handle the case where a register to register
21103 move needs reloading because there is no simple pattern to handle
21105 (arm_reload_out_hi): Likewise.
21107 2016-02-18 Richard Biener <rguenther@suse.de>
21109 PR middle-end/69854
21110 * match.pd: Don't use fold_binary or fold_unary for folding
21113 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21116 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21117 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21118 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21119 warn on gimple_no_warning_p statements.
21121 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21123 * doc/extend.texi (C++ Attributes): Correct description of
21124 warn_unused type attribute.
21126 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21128 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21129 correct instruction.
21131 2016-02-17 Richard Biener <rguenther@suse.de>
21133 PR rtl-optimization/69609
21134 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21135 (find_traces_1_round): When ending a trace update cached priority
21137 (bb_to_key): Use cached priority when available.
21138 (copy_bb): Initialize cached priority.
21139 (reorder_basic_blocks_software_trace_cache): Likewise.
21141 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21144 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21146 (aarch64_comparison_operator): Break overly long line into two.
21147 (aarch64_comparison_operation): Likewise.
21148 * config/aarch64/aarch64.md (cstorecc4): Use
21149 aarch64_comparison_operator_mode instead of
21150 aarch64_comparison_operator.
21151 (cstore<mode>4): Likewise.
21152 (aarch64_cstore<mode>): Likewise.
21153 (*cstoresi_insn_uxtw): Likewise.
21154 (cstore<mode>_neg): Likewise.
21155 (*cstoresi_neg_uxtw): Likewise.
21157 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21160 * config/arm/predicates.md (arm_comparison_operator_mode):
21162 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
21163 instead of arm_comparison_operator.
21164 (*mov_negscc): Likewise.
21165 (*mov_notscc): Likewise.
21166 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
21167 (*thumb2_mov_negscc): Likewise.
21168 (*thumb2_mov_negscc_strict_it): Likewise.
21169 (*thumb2_mov_notscc): Likewise.
21170 (*thumb2_mov_notscc_strict_it): Likewise.
21172 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
21174 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
21175 Add missing return.
21177 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
21179 * config/visium/visium.c (machine_libfunc_index): New enum.
21180 (machine_libfuncs): New structure.
21181 (visium_libfuncs): New static variable.
21182 (TARGET_INIT_LIBFUNCS): Define to...
21183 (visium_init_libfuncs): ...this. New function.
21184 (expand_block_move_4): Use the appropriate libfunc.
21185 (expand_block_move_2): Likewise.
21186 (expand_block_move_1): Likewise.
21187 (expand_block_set_4): Likewise.
21188 (expand_block_set_2): Likewise.
21189 (expand_block_set_1): Likewise.
21190 (visium_trampoline_init): Likewise.
21192 2016-02-17 Nick Clifton <nickc@redhat.com>
21194 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
21195 TI's devices.csv file as of March 2016.
21197 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
21200 * opts-global.c (handle_common_deferred_options): Introduce and
21201 initialize two global variables to remember command-line options
21202 specifying a stack-limiting register.
21203 * opts.h: Add extern declarations of the two new global variables.
21204 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
21205 variable based on the values of the two new global variables.
21207 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21210 * common.opt (Wnonnull-compare): New warning.
21211 * doc/invoke.texi (-Wnonnull): Remove text about comparison
21212 of arguments against NULL.
21213 (-Wnonnull-compare): Document.
21214 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
21215 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
21216 * passes.def (pass_warn_nonnull_compare): Add.
21217 * gimple-ssa-nonnull-compare.c: New file.
21219 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21221 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
21222 AARCH64_EXTRA_TUNE_RECIP_SQRT.
21224 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21226 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
21227 reciprocal sqrt for -mlow-precision-recip-sqrt.
21229 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21230 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21232 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
21233 always use lane loads to construct non-constant vectors.
21235 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21237 * config/aarch64/aarch64.md
21238 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
21239 constraints for operand 3.
21240 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
21242 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21243 Richard Biener <rguenther@suse.de>
21245 PR tree-optimization/69820
21246 * tree-vect-patterns.c (type_conversion_p): Return false if
21247 *orig_type is unsigned single precision or boolean.
21248 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
21251 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21253 PR rtl-optimization/69764
21254 PR rtl-optimization/69771
21255 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
21256 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
21258 2016-02-16 Richard Biener <rguenther@suse.de>
21260 PR tree-optimization/69776
21261 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
21263 (indirect_refs_may_alias_p): Likewise.
21264 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
21265 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
21266 according to tbaa_p.
21267 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
21268 (optimize_stmt): For redundant store discovery do not allow tbaa.
21270 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
21272 PR tree-optimization/69714
21273 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
21274 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
21276 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
21278 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
21279 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
21280 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
21281 * config/arc/arc.c (arc_init): Check FPU options.
21282 (get_arc_condition_code): Handle new CC_FPU* modes.
21283 (arc_select_cc_mode): Likewise.
21284 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
21285 register pair only. Allow access for ARCv2 accumulator.
21286 (gen_compare_reg): Whenever we have FPU support use FPU compare
21288 (arc_reorg): Don't generate brcc insns when FPU compare
21289 instructions are involved.
21290 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
21291 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
21292 floating point emulation.
21293 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
21294 (REVERSE_CONDITION): Add new CC_FPU* modes.
21295 (TARGET_FP_SP_BASE): Define.
21296 (TARGET_FP_DP_BASE): Likewise.
21297 (TARGET_FP_SP_FUSED): Likewise.
21298 (TARGET_FP_DP_FUSED): Likewise.
21299 (TARGET_FP_SP_CONV): Likewise.
21300 (TARGET_FP_DP_CONV): Likewise.
21301 (TARGET_FP_SP_SQRT): Likewise.
21302 (TARGET_FP_DP_SQRT): Likewise.
21303 (TARGET_FP_DP_AX): Likewise.
21304 * config/arc/arc.md (ARCV2_ACC): New constant.
21305 (type): New fpu type attribute.
21306 (SDF): Conditional iterator.
21307 (cstore<mode>, cbranch<mode>): Change expand condition.
21308 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
21309 handles FPU/FPX cases as well.
21310 * config/arc/arc.opt (mfpu): New option.
21311 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
21313 (adddf3, muldf3, subdf3): Removed.
21314 * config/arc/predicates.md (proper_comparison_operator): Recognize
21316 * config/arc/fpu.md: New file.
21317 * doc/invoke.texi (ARC Options): Document mfpu option.
21319 2016-02-16 Richard Biener <rguenther@suse.de>
21321 PR rtl-optimization/69291
21322 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
21323 noce_operand_ok check.
21325 2016-02-16 Tom de Vries <tom@codesourcery.com>
21328 * omp-low.c (simd_clone_create): Remove call to
21329 symtab->call_cgraph_insertion_hooks.
21331 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21333 PR tree-optimization/69802
21334 * tree-ssa-reassoc.c (update_range_test): If op is
21335 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
21336 op == 1 test of precision 1 integral op, otherwise handle
21337 that case as op itself. Fix up formatting.
21338 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
21341 2016-02-16 Richard Biener <rguenther@suse.de>
21343 PR tree-optimization/69586
21344 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
21345 types for conversion sources.
21347 2016-02-16 Richard Biener <rguenther@suse.de>
21349 PR middle-end/69801
21350 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
21351 mask OEP_ADDRESS_OF.
21353 2016-02-16 Alan Modra <amodra@gmail.com>
21356 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
21357 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21358 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21360 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21361 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21362 (p8_fmrgow_<mode>): Likewise.
21363 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21365 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21366 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21367 to use movdi_internal64. Remove op0_di.
21368 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21370 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21372 Add support for the FCCMP insn types
21374 * config/aarch64/aarch64.md (fccmp): Change insn type.
21375 (fccmpe): Likewise.
21376 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21377 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21378 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21379 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21380 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21381 * config/arm/types.md (fccmps): Add new insn type.
21382 (fccmpd): Likewise.
21384 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21386 * alias.c (get_alias_set): Fix a typo in comment.
21388 2016-02-15 Richard Biener <rguenther@suse.de>
21390 PR tree-optimization/69595
21391 * match.pd: Complete range test simplification to true.
21393 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21395 PR rtl-optimization/69648
21396 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21397 pic_offset_table_rtx.
21399 PR rtl-optimization/69752
21400 * ira.c (update_equiv_regs): When looking for more than a single SET,
21401 also take other side effects into account.
21403 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21405 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21406 for z900+ CPUs in 31-bit mode.
21408 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21410 * common/config/s390/s390-common.c (s390_supports_split_stack):
21412 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21413 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21414 * config/s390/s390.c (struct machine_function): New field
21415 split_stack_varargs_pointer.
21416 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21417 in s390_emit_prologue.
21418 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21420 (morestack_ref): New global.
21421 (SPLIT_STACK_AVAILABLE): New macro.
21422 (s390_expand_split_stack_prologue): New function.
21423 (s390_live_on_entry): New function.
21424 (s390_va_start): Use split-stack vararg pointer if appropriate.
21425 (s390_asm_file_end): Emit the split-stack note sections.
21426 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21427 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21428 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21429 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21430 (split_stack_prologue): New expand.
21431 (split_stack_space_check): New expand.
21432 (split_stack_data): New insn.
21433 (split_stack_call): New expand.
21434 (split_stack_call_*): New insn.
21435 (split_stack_cond_call): New expand.
21436 (split_stack_cond_call_*): New insn.
21438 2016-02-15 Richard Biener <rguenther@suse.de>
21440 PR tree-optimization/69783
21441 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21442 Add trivially correct cases.
21444 2016-02-15 Tom de Vries <tom@codesourcery.com>
21447 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21449 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21451 2016-02-15 Richard Biener <rguenther@suse.de>
21453 PR tree-optimization/69776
21454 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21455 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21456 indicate whether we can use TBAA to disambiguate against stores.
21457 Use alias-set zero if not.
21458 (visit_reference_op_store): Do not use TBAA when looking up
21460 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21461 (eliminate_dom_walker::before_dom_children): But not when looking
21462 up redundant stores.
21464 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21466 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21468 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21470 * config/i386/znver1.md
21471 (znver1_pop, znver1_pop_mem,
21472 znver1_load_imov_double_store,
21473 znver1_load_imov_direct_store,
21474 znver1_load_imov_direct_load,
21475 znver1_load_imov_double_load): Add new.
21476 (znver1_insn, znver1_insn_load): Add icmov type.
21477 (znver1_sseavx_fma,
21478 znver1_sseavx_fma_load,
21480 znver1_avx256_fma_load): Fix pipe usage.
21482 2016-02-14 Alan Modra <amodra@gmail.com>
21485 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21486 with an invalid hard reg, reload just the reg not the entire
21487 pre/post-inc/dec address expression.
21489 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21492 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21493 fixed R1_REG scratch reg.
21494 (sibcall_value_pcrel_fdpic): Likewise.
21496 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21500 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21502 2016-02-12 Walter Lee <walt@tilera.com>
21504 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21505 * config/tilegx/t-tilegx: Likewise.
21507 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21510 * diagnostic-show-locus.c (struct line_span): New struct.
21511 (layout::get_first_line): Delete.
21512 (layout::get_last_line): Delete.
21513 (layout::get_num_line_spans): New member function.
21514 (layout::get_line_span): Likewise.
21515 (layout::print_heading_for_line_span_index_p): Likewise.
21516 (layout::get_expanded_location): Likewise.
21517 (layout::calculate_line_spans): Likewise.
21518 (layout::m_first_line): Delete.
21519 (layout::m_last_line): Delete.
21520 (layout::m_line_spans): New field.
21521 (layout::layout): Update comment. Replace m_first_line and
21522 m_last_line with m_line_spans, replacing their initialization
21523 with a call to calculate_line_spans.
21524 (diagnostic_show_locus): When printing source lines and
21525 annotations, rather than looping over a single span
21526 of lines, instead loop over each line_span within
21527 the layout, with an inner loop over the lines within them.
21528 Call the context's start_span callback when changing line spans.
21529 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21530 (diagnostic_build_prefix): Break out the building of the location
21531 part of the string into...
21532 (diagnostic_get_location_text): ...this new function, rewriting
21533 it from nested ternary expressions to a sequence of "if"
21535 (default_diagnostic_start_span_fn): New function.
21536 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21537 (diagnostic_context::start_span): New field.
21538 (default_diagnostic_start_span_fn): New prototype.
21540 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21543 * gcc.c (driver::finalize): Fix cleanup of "specs".
21545 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21549 * gcc.c (driver::driver): Initialize m_option_suggestions.
21550 (driver::~driver): Clean up m_option_suggestions.
21551 (suggest_option): Convert to...
21552 (driver::suggest_option): ...this, and split out into
21553 driver::build_option_suggestions and find_closest_string.
21554 (driver::build_option_suggestions): New function, from
21555 first half of suggest_option. Special-case
21556 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21557 the sanitizer_opts array. For options of enum types, add the
21558 various enum values to the candidate strings.
21559 (driver::handle_unrecognized_options): Remove "const".
21560 * gcc.h (driver::handle_unrecognized_options): Likewise.
21561 (driver::build_option_suggestions): New decl.
21562 (driver::suggest_option): New decl.
21563 (driver::m_option_suggestions): New field.
21564 * opts-common.c (add_misspelling_candidates): New function.
21565 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21566 and make non-static.
21567 * opts.h (sanitizer_opts): New array decl.
21568 (add_misspelling_candidates): New function decl.
21569 * spellcheck.c (find_closest_string): New function.
21570 * spellcheck.h (find_closest_string): New function decl.
21572 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21574 PR rtl-optimization/69764
21575 PR rtl-optimization/69771
21576 * optabs.c (expand_binop_directly): For shift_optab_p, force
21577 convert_modes with VOIDmode if xop1 has VOIDmode.
21579 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21582 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21583 to correctly determine instrumentation thunks.
21585 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21588 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21589 type by reference, force lhs on the call.
21592 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21593 Compute retval and retbnd early in all cases if split_part_return_p
21594 and return_bb is not EXIT. Remove all clobber stmts and reset
21595 all debug stmts that refer to SSA_NAMEs defined in split part,
21596 except if it is retval, in that case replace the old retval with the
21597 lhs of the call to the split part.
21599 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21602 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21604 PR middle-end/66726
21605 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21606 whose result is used in PHI.
21607 (maybe_optimize_range_tests): Likewise.
21608 (final_range_test_p): Likweise.
21610 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21612 PR middle-end/66726
21613 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21614 whose result is used in PHI.
21615 (maybe_optimize_range_tests): Likewise.
21616 (final_range_test_p): Likweise.
21618 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21620 * cgraph.c: Spelling fixes - behaviour -> behavior and
21621 neighbour -> neighbor.
21622 * target.def: Likewise.
21623 * sel-sched.c: Likewise.
21624 * config/mips/mips.c: Likewise.
21625 * config/arc/arc.md: Likewise.
21626 * config/arm/cortex-a57.md: Likewise.
21627 * config/arm/arm.c: Likewise.
21628 * config/arm/neon.md: Likewise.
21629 * config/arm/arm-c.c: Likewise.
21630 * config/vms/vms-c.c: Likewise.
21631 * config/s390/s390.c: Likewise.
21632 * config/i386/znver1.md: Likewise.
21633 * config/i386/i386.c: Likewise.
21634 * config/ia64/hpux-unix2003.h: Likewise.
21635 * config/msp430/msp430.md: Likewise.
21636 * config/rx/rx.c: Likewise.
21637 * config/rx/rx.md: Likewise.
21638 * config/aarch64/aarch64-simd.md: Likewise.
21639 * config/aarch64/aarch64.c: Likewise.
21640 * config/nvptx/nvptx.c: Likewise.
21641 * config/bfin/bfin.c: Likewise.
21642 * config/cris/cris.opt: Likewise.
21643 * config/rs6000/rs6000.c: Likewise.
21644 * target.h: Likewise.
21645 * spellcheck.c: Likewise.
21646 * ira-build.c: Likewise.
21647 * tree-inline.c: Likewise.
21648 * builtins.c: Likewise.
21649 * lra-constraints.c: Likewise.
21650 * explow.c: Likewise.
21651 * hwint.h: Likewise.
21652 * targhooks.c: Likewise.
21653 * tree-vect-data-refs.c: Likewise.
21654 * expr.c: Likewise.
21655 * doc/tm.texi: Likewise.
21656 * doc/extend.texi: Likewise.
21657 * doc/install.texi: Likewise.
21658 * doc/md.texi: Likewise.
21659 * tree-ssa-tail-merge.c: Likewise.
21660 * sched-int.h: Likewise.
21661 * match.pd: Likewise.
21662 * sched-ebb.c: Likewise.
21663 * target.def (omit_struct_return_reg): Likewise.
21664 * gimple-ssa-isolate-paths.c: Likewise.
21665 (find_implicit_erroneous_behaviour): Renamed to...
21666 (find_implicit_erroneous_behavior): ... this.
21667 (find_explicit_erroneous_behaviour): Renamed to...
21668 (find_explicit_erroneous_behavior): ... this.
21669 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21671 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21673 PR rtl-optimization/64682
21674 PR rtl-optimization/69567
21675 PR rtl-optimization/69737
21676 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21677 in I2 as well, just lose it.
21679 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21681 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21683 (aarch64_last_printed_tune_string): Likewise.
21684 (aarch64_declare_function_name): Only output .arch assembler
21685 directive if it will be different from the previously output
21686 directive. Same for .tune comment but only if -dA is set.
21687 (aarch64_start_file): New function.
21688 (TARGET_ASM_FILE_START): Define.
21690 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21693 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21695 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21698 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21699 -Wmaybe-uninitialized warning.
21701 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21704 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21706 2016-02-11 Richard Biener <rguenther@suse.de>
21708 PR rtl-optimization/69291
21709 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21710 subexpressions affected by changing the result.
21712 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21715 * lra-constraints.c (curr_insn_transform): Find in/out operands
21716 for secondary memory moves. Update dups.
21718 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21720 PR tree-optimization/69652
21721 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21722 to nested loop, did source re-formatting, skip debug statements,
21723 add check on statement with volatile operand, remove dead scalar
21726 2016-02-10 Jakub Jelinek <jakub@redhat.com>
21727 Patrick Palka <ppalka@gcc.gnu.org>
21731 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21732 calls if the return type is TREE_ADDRESSABLE.
21733 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
21734 * ipa-split.c (split_function): Fix doubled "we" in comment.
21735 Use void return type for the split part even if
21736 !split_point->split_part_set_retval.
21738 2016-02-10 Bin Cheng <bin.cheng@arm.com>
21740 PR tree-optimization/68021
21741 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
21742 when computing the value of biv cand by itself.
21744 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21746 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
21747 (cortexa57_tunings): Likewise.
21748 (cortexa72_tunings): Likewise.
21749 (arch_macro_fusion_pair_p): Add support for AES fusion.
21750 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
21751 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
21752 Allow virtual registers before reload so early scheduling works.
21753 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
21754 correct latency and pipeline.
21755 (cortex_a57_crypto_complex): Likewise.
21756 (cortex_a57_crypto_xor): Likewise.
21757 (define_bypass): Add AES bypass.
21759 2016-02-10 Richard Biener <rguenther@suse.de>
21761 PR tree-optimization/69726
21762 * passes.def: Add DCE pass before late uninit.
21763 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
21764 really fixup if-conversions job.
21766 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21768 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
21769 (arm_cortex_a57_tune): Likewise.
21770 (aarch_macro_fusion_pair_p): Add support for AES fusion.
21771 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
21773 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
21775 * timevar.def (TV_PHASE_DBGINFO): Delete.
21776 (TV_PHASE_CHECK_DBGINFO): Likewise.
21777 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
21779 2016-02-10 Richard Biener <rguenther@suse.de>
21781 PR tree-optimization/69719
21782 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21783 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
21785 2016-02-09 Andrew Pinski <apinski@cavium.com>
21788 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
21789 get_vcond_mask_icode returns false.
21791 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
21794 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
21795 an ADDIS that adds a pointer to a large constant that sets the
21796 upper16 bits with a load operation.
21798 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21801 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
21803 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
21805 (vzipq_s16): Likewise.
21806 (vzipq_s32): Likewise.
21807 (vzipq_f32): Likewise.
21808 (vzipq_u8): Likewise.
21809 (vzipq_u16): Likewise.
21810 (vzipq_u32): Likewise.
21811 (vzipq_p8): Likewise.
21812 (vzipq_p16): Likewise.
21814 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21817 * config/arm/arm.c (neon_endian_lane_map): New function.
21818 (neon_vector_pair_endian_lane_map): New function.
21819 (arm_evpc_neon_vuzp): Allow for big endian lane order.
21820 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
21822 (vuzpq_s16): Likewise.
21823 (vuzpq_s32): Likewise.
21824 (vuzpq_f32): Likewise.
21825 (vuzpq_u8): Likewise.
21826 (vuzpq_u16): Likewise.
21827 (vuzpq_u32): Likewise.
21828 (vuzpq_p8): Likewise.
21829 (vuzpq_p16): Likewise.
21831 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
21834 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
21837 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
21839 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
21840 truncate const_int operand 1 to QImode.
21842 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
21844 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
21845 corresponding to an abnormal edge.
21847 2016-02-09 Tom de Vries <tom@codesourcery.com>
21849 PR tree-optimization/69599
21850 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
21852 (find_func_aliases_for_builtin_call, find_func_clobbers)
21853 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
21856 2016-02-09 Richard Biener <rguenther@suse.de>
21858 PR tree-optimization/69715
21859 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
21860 LHS on calls as non-rewritable.
21862 2016-02-09 Tom de Vries <tom@codesourcery.com>
21865 * lto-wrapper.c (append_diag_options): New function.
21866 (compile_offload_image): Call append_diag_options.
21868 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
21871 * doc/extend.texi (Flag Output Operands): Correct sectioning.
21872 Minor copy-edit to fix verb tenses.
21874 2016-02-08 Jakub Jelinek <jakub@redhat.com>
21876 PR tree-optimization/69209
21877 * ipa-split.c (split_function): If split part is not
21878 returning retval, retval has gimple type but is not
21879 gimple value, force it into a SSA_NAME first.
21881 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
21883 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
21886 2016-02-08 Jason Merrill <jason@redhat.com>
21889 * convert.c (convert_to_integer_1): Check dofold on truncation
21891 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
21892 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
21893 Rename from *_nofold.
21894 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
21895 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
21897 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
21900 * tree.c (build_common_tree_nodes): Remove short_double argument.
21901 All callers changed.
21902 * tree.h (build_common_tree_nodes): Adjust declaration.
21903 * doc/invoke.texi (-fshort-double): Remove documentation.
21904 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21905 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
21906 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21907 (append_linker_options): Don't handle OPT_fshort_double.
21909 PR rtl-optimization/68730
21910 * lra-remat.c (insn_to_cand_activation): New static variable.
21911 (lra_remat): Allocate and free it.
21912 (create_cand): New arg activation. Initialize a field in
21913 insn_to_cand_activation if it is nonnull.
21914 (create_cands): Pass the activation insn to create_cand when making
21915 a candidate involving an output reload. Reorganize code a little.
21916 (do_remat): Keep track of active status of candidates in a separate
21919 2016-02-08 Richard Biener <rguenther@suse.de>
21921 PR tree-optimization/69719
21922 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21923 Properly use absolute of the difference of the two offsets to
21924 compare or adjust the segment length.
21926 2016-02-08 Richard Biener <rguenther@suse.de>
21927 Jeff Law <law@redhat.com>
21930 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21931 types for anonymous SSA names.
21933 2016-02-08 Richard Biener <rguenther@suse.de>
21935 PR rtl-optimization/69274
21936 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21938 2016-02-08 Jeff Law <law@redhat.com>
21940 PR tree-optimization/65917
21941 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21942 equivalences from if (x == y) style conditionals.
21943 (loop_depth_of_name): Remove.
21944 (record_equality): Remove loop depth check.
21945 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21946 (const_and_copies::record_const_or_copy_raw): New member function.
21947 * tree-ssa-scopedtables.c
21948 (const_and_copies::record_const_or_copy_raw): New, factored out of
21949 (const_and_copies::record_const_or_copy): Call new member function.
21951 2016-02-05 Jeff Law <law@redhat.com>
21953 PR tree-optimization/68541
21954 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21955 (count_stmts_in_block): New function.
21956 (poor_ifcvt_candidate_code): Likewise.
21957 (is_feasible_trace): Add some heuristics to determine when path
21958 splitting is profitable.
21959 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21960 is a diamond with a single exit.
21962 2016-02-05 Martin Sebor <msebor@redhat.com>
21965 * doc/invoke.texi: Update -Wplacement-new to take an optional
21968 2016-02-06 Richard Henderson <rth@redhat.com>
21971 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21972 out of non-standard address spaces.
21974 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21976 PR rtl-optimization/69691
21977 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21979 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21981 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21982 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21983 (*ieee128_mfvsrd_64bit): Likewise.
21984 (*ieee128_mfvsrd_32bit): Likewise.
21986 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21990 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21992 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21993 instrumented_version.
21995 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21997 * doc/invoke.texi (Optimize Options): In table of --param options
21998 rename second occurrence of tracer-min-branch-ratio to
21999 tracer-min-branch-probability, rename
22000 tracer-min-branch-ratio-feedback to
22001 tracer-min-branch-probability-feedback and clarify description,
22002 rename sched-spec-state-edge-prob-cutoff to
22003 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22004 to selsched-insns-to-rename, rename lto-minpartition to
22005 lto-min-partition, delete reorder-blocks-duplicate and
22006 reorder-blocks-duplicate-feedback.
22008 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22010 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22013 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22015 * doc/extend.texi: S/390: Correct some typos.
22017 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22019 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22021 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22024 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22025 (s390_register_info_gprtofpr): Use new macros above.
22026 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22028 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22029 its name. Adjust restore and save gpr ranges.
22030 (s390_register_info_set_ranges): New function.
22031 (s390_register_info): Use new macros above. Call
22032 s390_register_info_set_ranges.
22033 (s390_optimize_register_info): Likewise.
22034 (s390_hard_regno_rename_ok): Use new macros.
22035 (s390_hard_regno_scratch_ok): Likewise.
22036 (s390_emit_epilogue): Likewise.
22037 (s390_can_use_return_insn): Likewise.
22038 (s390_optimize_prologue): Likewise.
22039 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22041 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22044 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22046 (ix86_option_override_internal): Disable TARGET_STV even for
22047 -m{incoming,preferred}-stack-boundary=3.
22049 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22051 * config.gcc: Mark deprecated rtems targets as obsolete.
22053 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22055 PR rtl-optimization/64682
22056 PR rtl-optimization/69567
22057 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22058 before I2 only if the register is both used and set in I2.
22060 2016-02-04 DJ Delorie <dj@redhat.com>
22062 * config/msp430/msp430.c (msp430_start_function): Add function type.
22064 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22067 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22069 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22071 PR rtl-optimization/69577
22073 2015-10-29 Richard Henderson <rth@redhat.com>
22077 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22078 sse check to the exact conditions of PR 67609.
22080 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22083 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22084 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22085 not allowed into the traditional Altivec registers.
22086 (movtd_64bit_nodm): Likewise.
22087 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22089 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22091 * config/aarch64/cortex-a57-fma-steering.c
22092 (aarch64_register_fma_steering): Remove "static" from arguments
22095 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22098 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22099 twice when complex.
22101 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22103 * doc/invoke.texi: Delete -mno-fma4.
22105 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22107 PR rtl-optimization/69577
22108 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22109 (find_subregs_of_mode): Update accordingly. Iterate over partial
22112 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22114 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22115 * config/arm/arm.c (neon_reinterpret): Remove.
22116 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22117 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22118 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22119 vreinterpretti): Remove.
22120 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22121 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22122 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22123 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22124 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22125 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22126 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22127 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22128 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22129 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22130 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22131 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22132 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22133 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22134 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22135 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22136 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22137 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22138 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22139 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22140 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22141 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22142 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22143 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22144 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22145 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22146 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22147 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22148 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22149 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22150 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22151 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22152 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22153 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22154 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22155 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22156 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22157 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22158 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22159 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22160 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
22161 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
22162 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
22163 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
22164 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
22165 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
22166 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
22167 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
22168 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
22169 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
22170 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
22171 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
22172 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
22173 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
22174 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
22175 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
22176 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
22177 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
22178 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
22179 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
22180 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
22181 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
22182 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
22183 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
22184 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
22185 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
22186 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
22187 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
22188 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
22189 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
22190 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
22191 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
22192 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
22193 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
22194 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
22195 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
22196 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
22197 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
22198 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
22199 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
22200 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
22201 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
22202 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
22203 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
22204 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
22205 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
22206 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
22207 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
22208 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
22209 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
22210 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
22211 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
22212 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
22213 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
22214 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
22215 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
22216 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
22217 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
22218 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
22219 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
22220 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
22221 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
22222 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
22224 2016-02-04 Martin Liska <mliska@suse.cz>
22227 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
22228 that are gimple_store_p.
22229 (maybe_instrument_call): Likewise.
22231 2016-02-04 Bin Cheng <bin.cheng@arm.com>
22233 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
22234 register scaling out of memory reference and comment why.
22236 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22240 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
22241 folding the source of a SET.
22243 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22247 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
22248 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
22250 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
22254 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
22257 2016-02-04 Christian Bruel <christian.bruel@st.com>
22259 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
22260 * config/arm/arm.c (arm_set_current_function): Likewise.
22262 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22263 Ilya Enkovich <enkovich.gnu@gmail.com>
22264 H.J. Lu <hongjiu.lu@intel.com>
22267 * config/i386/i386.c (convert_scalars_to_vector): Remove
22268 stack alignment fixes.
22269 (ix86_option_override_internal): Disable TARGET_STV if stack
22270 might not be aligned enough.
22271 (ix86_minimum_alignment): Assert that TARGET_STV is false.
22273 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
22275 * config/i386/x86-tune.def: Disable default prefetching
22278 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22279 Vladimir Makarov <vmakarov@redhat.com>
22282 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
22283 in validating fused toc addresses.
22285 2016-02-03 Jakub Jelinek <jakub@redhat.com>
22288 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
22289 range->m_caret fields if range->m_show_caret_p is false.
22292 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22293 Force oldval into register if it does not satisfy reg_or_short_operand
22294 predicate. Fix up formatting.
22296 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
22297 Alexandre Oliva <aoliva@redhat.com>
22300 * lra-constraints.c (simplify_operand_subreg): Check additionally
22301 address validity after potential reloading.
22302 (process_address_1): Check insns validity. In case of failure do
22305 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
22308 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
22311 2016-02-02 Jakub Jelinek <jakub@redhat.com>
22313 * wide-int.cc (canonize_uhwi): New function.
22314 (wi::divmod_internal): Use it.
22316 2016-02-02 James Norris <jnorris@codesourcery.com>
22318 * gimplify.c (omp_notice_variable): Add usage check.
22320 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
22322 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
22323 like LE, GE, LT, GT when emitting relational operator.
22325 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22327 * ira-costs.c (find_costs_and_classes): Add extra argument.
22328 * target.def (ira_change_pseudo_allocno_class): Add parameter.
22329 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
22330 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
22331 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
22332 Add best_class parameter, and return it if not ALL_REGS.
22333 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
22335 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
22336 Update target hook.
22338 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22340 * config/aarch64/aarch64.c
22341 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
22342 (aarch64_ira_change_pseudo_allocno_class): New function.
22344 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
22347 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
22349 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22351 * config/avr/avr.c (avr_option_override): Set
22352 PARAM_ALLOW_STORE_DATA_RACES to 1.
22354 2016-02-02 Richard Biener <rguenther@suse.de>
22356 PR tree-optimization/69595
22357 * match.pd: Add range test simplifications to true/false.
22359 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22361 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22362 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22365 2016-02-02 Richard Biener <rguenther@suse.de>
22367 PR tree-optimization/69606
22368 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22369 info on the result before moving a stmt.
22371 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22373 PR middle-end/68542
22374 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22375 branch with vector comparison.
22376 * config/i386/sse.md (VI48_AVX): New mode iterator.
22377 (define_expand "cbranch<mode>4): Add support for conditional branch
22378 with vector comparison.
22379 * tree-vect-loop.c (optimize_mask_stores): New function.
22380 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22381 has_mask_store field of vect_info.
22382 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22383 vectorized loops having masked stores after vec_info destroy.
22384 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22385 correspondent macros.
22386 (optimize_mask_stores): Add prototype.
22388 2016-02-02 Alan Modra <amodra@gmail.com>
22391 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22394 2016-02-02 Alan Modra <amodra@gmail.com>
22397 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22398 whenever toc_label_name used.
22399 (rs6000_file_start): Don't set up toc section here,
22400 (rs6000_output_function_epilogue): do so here instead,
22401 (rs6000_xcoff_file_start): and here.
22402 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22403 (load_toc_aix_di): Likewise.
22405 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22407 PR rtl-optimization/69592
22408 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22409 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22410 (num_sign_bit_copies_binary_arith_p): New inline function.
22411 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22413 2016-02-01 Jeff Law <law@redhat.com>
22415 PR tree-optimization/69580
22416 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22417 * tree-ssa-threadbackward.c
22418 (fsm_find_control_statement_thread_paths): Do not try to walk
22419 through large PHI nodes.
22421 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22423 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22424 when count is incremented above limit, don't analyze further
22427 * omp-low.c (oacc_parse_default_dims): Avoid
22428 -Wsign-compare warning, make sure value fits into int
22429 rather than just unsigned int.
22431 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22433 PR tree-optimization/67921
22434 * fold-const.c (split_tree): New parameters. Convert pointer
22435 type variable part to proper type before negating.
22436 (fold_binary_loc): Pass new arguments to split_tree.
22438 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22440 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22441 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22442 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22443 * doc/tm.texti: Rebuilt.
22444 * doc/invoke.texi (fopenacc-dim): Document.
22445 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22446 (append_compiler_options): Likewise.
22447 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22448 (oacc_parse_default_dims): New.
22449 (oacc_validate_dims): Add USED arg. Select non-unity default when
22451 (oacc_loop_fixed_partitions): Return mask of used partitions.
22452 (oacc_loop_auto_partitions): Emit dump info.
22453 (oacc_loop_partition): Return mask of used partitions.
22454 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22455 loop partitioning and validation calls.
22457 2016-02-01 Richard Biener <rguenther@suse.de>
22459 PR middle-end/69556
22460 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22462 2016-02-01 Richard Biener <rguenther@suse.de>
22464 PR tree-optimization/69574
22465 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22466 of asserting return chrec_dont_know.
22468 2016-02-01 Martin Liska <mliska@suse.cz>
22470 * mem-stats-traits.h: Add copyright header.
22471 * mem-stats.h: Likewise.
22473 2016-02-01 Richard Biener <rguenther@suse.de>
22475 PR tree-optimization/69579
22476 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22477 Do not propagate through abnormal PHI results.
22479 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22481 * postreload.c (reload_cse_simplify): Remove dead code.
22483 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22485 PR rtl-optimization/69570
22486 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22487 if there is more than one set, not if there is a single set.
22489 2016-02-01 Richard Henderson <rth@redhat.com>
22492 * combine.c (make_compound_operation): When looking through a
22493 subreg, make sure to re-extend to the width of the outer mode.
22495 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22497 PR tree-optimization/69546
22498 * wide-int.cc (wi::divmod_internal): For unsigned division
22499 where both operands fit into uhwi, if o1 is 1 and o0 has
22500 msb set, if divident_prec is larger than bits per hwi,
22501 clear another quotient word and return 2 instead of 1.
22502 Similarly for remainder with msb in HWI set, if dividend_prec
22503 is larger than bits per hwi.
22505 2016-01-29 Martin Jambor <mjambor@suse.cz>
22507 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22508 Use short lowercase names.
22509 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22510 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22511 acq_rel one. Protect warning agains segfaults if
22512 get_memory_order_name returns NULL.
22513 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22514 with release semantics. Do not warn if get_memory_order already did.
22515 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22516 semantics. Fix check for relaxed or acquire semantics. Do not warn
22517 if get_memory_order already did.
22519 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22521 * doc/install.texi: Document that isl-0.16 is supported.
22523 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22526 * config/i386/constraints.md (Bm): Describe as special memory
22528 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22529 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22530 * genpreds.c (struct constraint_data): Add is_special_memory.
22531 (have_special_memory_constraints, special_memory_start): New
22533 (special_memory_end): Ditto.
22534 (add_constraint): Add new arg is_special_memory. Add code to
22535 process its true value. Update have_special_memory_constraints.
22536 (process_define_constraint): Pass the new arg.
22537 (process_define_register_constraint): Ditto.
22538 (choose_enum_order): Process special memory.
22539 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22540 function insn_extra_special_memory_constraint.
22541 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22542 * gensupport.c (process_rtx): Process
22543 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22544 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22545 * ira-lives.c (single_reg_class): Use
22546 insn_extra_special_memory_constraint.
22547 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22548 * lra-constraints.c (process_alt_operands): Ditto.
22549 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22550 * recog.c (asm_operand_ok, preprocess_constraints): Process
22552 * reload.c (find_reloads): Ditto.
22553 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22554 * stmt.c (parse_input_constraint): Use
22555 insn_extra_special_memory_constraint.
22557 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22560 * lra-splill.c (lra_final_code_change): Revert r229087 by
22561 removing all sub-registers.
22563 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22566 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22568 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22571 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22572 SSE1, copy target into the temporary reg first before recursing
22575 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22577 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22580 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22582 * ginclude/stdarg.h: Test __cplusplus instead of
22583 __GXX_EXPERIMENTAL_CXX0X__.
22585 2016-01-29 Richard Biener <rguenther@suse.de>
22587 PR tree-optimization/69547
22588 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22589 Do not mark clobbers necessary.
22590 (mark_all_reaching_defs_necessary_1): Likewise.
22592 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22594 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22595 declaration name with %qs and print it in both error messages.
22596 Also fix indentation.
22598 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22601 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22602 trailing blank line from error message.
22604 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22607 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22610 2016-01-29 Richard Biener <rguenther@suse.de>
22612 PR middle-end/69537
22613 * match.pd: Allow all integral types when simplifying a
22614 widening or sign-changing conversion.
22616 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22618 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22619 back to setting codegen_error to fail codegen.
22621 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22624 * config/i386/constraints.md (C): Only accept constant zero operand.
22625 (BC): New constraint.
22626 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22627 instead of C constraint.
22628 * doc/md.texi (Machine Constraints): Update description
22631 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22634 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22636 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22638 PR middle-end/69542
22639 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22642 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22644 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22645 branches if using guessed profile.
22647 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22649 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22651 2016-01-28 Richard Henderson <rth@redhat.com>
22654 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22655 * config/aarch64/aarch64-protos.h: Update.
22656 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22657 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22658 (aarch64_get_condition_code_1): Handle CC_Cmode.
22659 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22660 (*add<mode>3_compareC_cconly_imm): New.
22661 (*add<mode>3_compareC_cconly): New.
22662 (*add<mode>3_compareC_imm): New.
22663 (add<mode>3_compareC): New.
22664 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22665 to be first. Use aarch64_carry_operation.
22666 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22667 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22668 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22669 (subti3): Use subdi3_compare1.
22670 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22671 (sub<mode>3_compare1): New.
22672 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22673 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22674 (*subsi3_carryin_uxtw): Likewise.
22675 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22676 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22677 * config/aarch64/iterators.md (DWI): New.
22678 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22679 (aarch64_borrow_operation): New.
22681 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22683 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22684 message when isl does not return a valid schedule.
22686 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22688 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22689 Remove comments from class declarations: they are already in the code
22692 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22694 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22696 (ternary_op_to_tree): Same.
22697 (unary_op_to_tree): Same.
22698 (nary_op_to_tree): Same.
22699 (gcc_expression_from_isl_expr_op): Same.
22700 (gcc_expression_from_isl_expression): Same.
22701 (graphite_create_new_loop): Same.
22702 (graphite_create_new_loop_guard): Same.
22703 (build_iv_mapping): Same.
22704 (graphite_create_new_guard): Same.
22705 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22706 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22708 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22710 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22711 instead of setting codegen_error to fail codegen.
22713 2016-01-28 Jason Merrill <jason@redhat.com>
22715 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22717 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22719 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22720 Remove CONST_INT_P check in CCMP cost calculation.
22722 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22724 * config/aarch64/aarch64.c (generic_vector_cost):
22725 Set vec_permute_cost.
22726 (cortexa57_vector_cost): Likewise.
22727 (exynosm1_vector_cost): Likewise.
22728 (xgene1_vector_cost): Likewise.
22729 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
22730 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
22731 Add vec_permute_cost entry.
22733 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22735 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
22737 (add<mode>3_compare0): Likewise.
22738 (addsi3_compare0_uxtw): Likewise.
22739 (add<mode>3nr_compare0): Likewise.
22740 (compare_neg<mode>): Likewise.
22741 (<optab><mode>3): Likewise.
22743 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
22745 * tree-vect-stmts.c (vectorizable_comparison): Add
22746 NULL check for vectype.
22748 2016-01-28 Richard Biener <rguenther@suse.de>
22750 PR tree-optimization/69466
22751 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
22752 Account for PHIs we couldn't duplicate.
22754 2016-01-28 Martin Liska <mliska@suse.cz>
22757 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
22758 instead of ENABLE_VALGRIND_CHECKING.
22760 2016-01-27 Richard Henderson <rth@redhat.com>
22763 * lra-remat.c (subreg_regs): New.
22764 (dump_candidates_and_remat_bb_data): Dump it.
22765 (operand_to_remat): Reject if operand in subreg_regs.
22766 (set_bb_regs): Collect subreg_regs.
22767 (lra_remat): Init and free subreg_regs. Compute
22768 calculate_local_reg_remat_bb_data before create_cands.
22770 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
22773 * config/i386/i386.c (ix86_update_stack_boundary): Don't
22774 change stack_alignment_needed for __tls_get_addr call.
22776 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
22778 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
22780 2016-01-27 Jeff Law <law@redhat.com>
22782 PR tree-optimization/68398
22783 PR tree-optimization/69196
22784 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
22785 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
22786 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22787 Only count PHIs in the last block in the path. The others will
22788 const/copy propagate away. Add heuristic to allow more irreducible
22789 subloops to be created when it is likely profitable to do so.
22791 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22792 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
22793 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
22795 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22798 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
22799 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
22800 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
22801 * tree-streamer-in.c: Include asan.h.
22802 (streamer_get_builtin_tree): For builtins in sanitizer
22803 range call initialize_sanitizer_builtins and retry.
22805 2016-01-27 Ian Lance Taylor <iant@google.com>
22807 * common.opt (fkeep-gc-roots-live): New undocumented option.
22808 * tree-ssa-loop-ivopts.c (add_candidate_1): If
22809 -fkeep-gc-roots-live, skip pointers.
22810 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
22813 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
22816 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
22817 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
22819 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
22822 * configure.ac: NetBSD provides SSP in its C library.
22823 * configure: Updated.
22825 2016-01-27 Richard Biener <rguenther@suse.de>
22827 PR tree-optimization/69166
22828 * tree-vect-loop.c (vect_is_simple_reduction): Always check
22829 reduction code for commutativity / associativity.
22831 2016-01-27 Martin Jambor <mjambor@suse.cz>
22833 PR tree-optimization/69355
22834 * tree-sra.c (analyze_access_subtree): Correct hole detection when
22835 total_scalarization fails.
22837 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
22839 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
22842 2016-01-27 Christian Bruel <christian.bruel@st.com>
22845 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
22846 Move arm_reset_previous_fndecl and set_target_option_current_node in
22847 the conditional part. Call save_restore_target_globals.
22848 * config/arm/arm.c (arm_set_current_function):
22849 Refactor to better support #pragma target and attribute mix.
22850 Call save_restore_target_globals.
22851 * config/arm/arm-protos.h (save_restore_target_globals): New function.
22853 2016-01-27 Martin Liska <mliska@suse.cz>
22855 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
22856 reference for an HSA kernel and its host function.
22858 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22860 PR tree-optimization/69399
22861 * wide-int.h (wi::lrshift): For larger precisions, only
22862 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
22864 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
22866 * config/arc/predicates.md (proper_comparison_operator): Reject
22867 constant-constant comparison.
22869 2016-01-26 Tom de Vries <tom@codesourcery.com>
22871 PR tree-optimization/69110
22872 * tree-data-ref.c (initialize_data_dependence_relation): Handle
22873 DR_NUM_DIMENSIONS == 0.
22875 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22876 Sebastian Pop <s.pop@samsung.com>
22878 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
22879 isl_ast_op_cond and isl_ast_op_select.
22880 (gcc_expression_from_isl_expr_op): Same.
22882 2016-01-26 Jason Merrill <jason@redhat.com>
22885 * tree.c (recompute_constructor_flags): Split out from
22887 (verify_constructor_flags): New.
22888 * tree.h: Declare them.
22890 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
22892 PR rtl-optimization/69217
22893 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
22894 are no TYPE_FIELDS set for the record type.
22896 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22899 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
22900 toc_label_name unconditionally.
22901 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
22902 SYMBOL_REF string. Use toc_label_name instead of constructing
22904 (rs6000_elf_declare_function_name): Use toc_label_name instead of
22905 constructing LCTOC1.
22907 2016-01-26 Martin Sebor <msebor@redhat.com>
22910 * doc/extend.texi (Common Type Attributes): Move text that talks about
22911 attribute packed from attribute aligned to the section discussing
22912 the former attribute for clarity.
22914 2016-01-26 Richard Henderson <rth@redhat.com>
22916 PR middle-end/60908
22917 * trans-mem.c (tm_region_init): Mark entry block as visited.
22919 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22922 * diagnostic-show-locus.c (layout::print_source_line): Replace
22923 call to pp_newline with call to layout::print_newline.
22924 (layout::print_annotation_line): Likewise.
22925 (layout::move_to_column): Likewise.
22926 (layout::print_any_fixits): After printing any fixits, print a
22927 trailing newline, if necessary.
22928 (layout::print_newline): New method, resetting any colorization
22930 (diagnostic_show_locus): Move the pp_newline to before the
22931 early bailout. Remove dummy block enclosing the layout instance.
22932 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22933 of pp_newline_and_flush with pp_flush.
22934 (diagnostic_append_note): Delete use of pp_newline.
22935 (diagnostic_append_note_at_rich_loc): Delete.
22936 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22937 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22938 when newline characters are added to the buffer.
22940 2016-01-26 Michael Matz <matz@suse.de>
22942 * configure.ac (ac_cv_std_swap_in_utility): New test.
22943 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22944 * configure: Regenerate.
22945 * config.in: Regenerate.
22947 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22949 * config/arc/arc.md (cstoresi4): Force operand into register.
22950 (arcset<code>): Fix predicate.
22951 (arcsetltu): Likewise.
22952 (arcsetgeu): Likewise.
22953 (arcsethi): Likewise.
22954 (arcsetls): Likewise.
22956 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22958 PR tree-optimization/69483
22959 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22960 if base has error_mark_node type.
22962 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22965 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22966 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22968 (vget_lane_f16): Handle big-endian.
22969 (vgetq_lane_f16): Likewise.
22970 (vset_lane_f16): Likewise.
22971 (vsetq_lane_f16): Likewise.
22972 * config/arm/iterators.md (VQXMOV): Add V8HF.
22973 (VDQ): Add V4HF and V8HF.
22974 (V_reg): Handle V4HF and V8HF.
22975 (Is_float_mode): Likewise.
22976 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22977 neon_vdup_nv8hf): New patterns.
22978 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22979 Use VD_LANE iterator.
22980 (neon_vld1_dup<mode>): Use VQ2 iterator.
22982 2016-01-26 Nathan Sidwell <nathan@acm.org>
22984 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22985 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22986 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22987 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22988 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22989 (oacc_validate_dims): Add LEVEL arg, don't return level.
22990 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22991 oacc_validate_dims.
22992 (execute_oacc_device_lower): Adjust, add more dump output.
22993 * tree-ssa-loop.c (gate_oacc_kernels): Use
22994 oacc_fn_attrib_kernels_p.
22995 * tree-parloops.c (create_parallel_loop): Adjust
22996 set_oacc_fn_attrib call.
22998 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23001 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23002 (append_compiler_options): Handle -fcilkplus.
23003 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23005 2016-01-26 Nick Clifton <nickc@redhat.com>
23008 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23009 been marked as DECL_ONE_ONLY but we do not the means to make it
23010 so, then do not allow it to bind locally.
23012 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23015 * opts.h (parse_sanitizer_options): New prototype.
23016 * opts.c (sanitizer_opts): New array.
23017 (parse_sanitizer_options): New function.
23018 (common_handle_option): Use parse_sanitizer_options.
23020 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23023 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23024 alignment adjustment to ...
23025 (ix86_update_stack_boundary): Here. Don't over-align stack for
23027 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23028 if __tls_get_addr is called.
23030 2016-01-26 Christian Bruel <christian.bruel@st.com>
23032 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23034 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23036 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23038 2016-01-26 Richard Biener <rguenther@suse.de>
23040 PR middle-end/69467
23041 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23043 2016-01-26 Richard Biener <rguenther@suse.de>
23045 PR tree-optimization/69452
23046 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23047 (move_computations_dom_walker::before_dom_children): Rename
23049 (move_computations_worker): This.
23050 (move_computations): Perform an RPO rather than a DOM walk.
23052 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23055 * combine.c (combine_instructions): For REG_EQUAL note with
23056 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23057 to the underlying register.
23058 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23059 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23061 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23064 * config/aarch64/aarch64-builtins.c
23065 (aarch64_init_simd_builtin_types): Do not set structural
23066 equality to __Poly{8,16,64,128}_t types.
23068 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23070 PR tree-optimization/69400
23071 * wide-int.cc (wi_pack): Take the precision as argument and
23072 perform canonicalization here rather than in the callers.
23073 Use the main loop to handle all full-width HWIs. Add a
23074 zero HWI if in_len isn't a full result.
23075 (wi::divmod_internal): Update accordingly.
23076 (wi::mul_internal): Likewise. Simplify.
23078 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23079 Sebastian Pop <s.pop@samsung.com>
23081 * graphite-poly.c (apply_poly_transforms): Simplify.
23082 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23083 (print_isl_map): Same.
23084 (print_isl_union_map): Same.
23085 (print_isl_schedule): New.
23086 (debug_isl_schedule): New.
23087 * graphite-dependences.c (scop_get_reads): Do not call
23088 isl_union_map_add_map that is undocumented isl functionality.
23089 (scop_get_must_writes): Same.
23090 (scop_get_may_writes): Same.
23091 (scop_get_original_schedule): Remove.
23092 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23093 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23094 (compute_deps): Remove.
23095 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23096 (debug_schedule_ast): New.
23097 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23098 set_separate_option.
23099 (graphite_regenerate_ast_isl): Add dump.
23100 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23101 from scop->transformed_schedule.
23102 (graphite_regenerate_ast_isl): Add more dump.
23103 * graphite-optimize-isl.c (optimize_isl): Set
23104 scop->transformed_schedule. Check whether schedules are equal.
23105 (apply_poly_transforms): Move here.
23106 * graphite-poly.c (apply_poly_transforms): ... from here.
23107 (free_poly_bb): Static.
23108 (free_scop): Static.
23109 (pbb_number_of_iterations_at_time): Remove.
23110 (print_isl_ast): New.
23111 (debug_isl_ast): New.
23112 (debug_scop_pbb): New.
23113 * graphite-scop-detection.c (print_edge): Move.
23114 (print_sese): Move.
23115 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23116 (build_scop_scattering): Remove.
23117 (create_pw_aff_from_tree): Assert instead of bailing out.
23118 (add_condition_to_pbb): Remove unused code, do not fail.
23119 (add_conditions_to_domain): Same.
23120 (add_conditions_to_constraints): Remove.
23121 (build_scop_context): New.
23122 (add_iter_domain_dimension): New.
23123 (build_iteration_domains): Initialize pbb->iterators.
23124 Call add_conditions_to_domain.
23127 (index_outermost_in_loop): New.
23128 (index_pbb_in_loop): New.
23129 (outermost_pbb_in): New.
23130 (add_in_sequence): New.
23131 (add_outer_projection): New.
23132 (outer_projection_mupa): New.
23133 (add_loop_schedule): New.
23134 (build_schedule_pbb): New.
23135 (build_schedule_loop): New.
23136 (embed_in_surrounding_loops): New.
23137 (build_schedule_loop_nest): New.
23138 (build_original_schedule): New.
23139 (build_poly_scop): Call build_original_schedule.
23140 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23141 (free_poly_dr): Remove.
23142 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23143 (free_poly_bb): Remove.
23144 (debug_loop_vec): Remove.
23145 (print_isl_ast): Declare.
23146 (debug_isl_ast): Declare.
23147 (scop_do_interchange): Remove.
23148 (scop_do_strip_mine): Remove.
23149 (scop_do_block): Remove.
23150 (flatten_all_loops): Remove.
23151 (optimize_isl): Remove.
23152 (pbb_number_of_iterations_at_time): Remove.
23153 (debug_scop_pbb): Declare.
23154 (print_schedule_ast): Declare.
23155 (debug_schedule_ast): Declare.
23156 (struct scop): Remove schedule. Add original_schedule,
23157 transformed_schedule.
23158 (free_gimple_poly_bb): Remove.
23159 (print_generated_program): Remove.
23160 (debug_generated_program): Remove.
23161 (unify_scattering_dimensions): Remove.
23162 * sese.c (print_edge): ... here.
23163 (print_sese): ... here.
23164 (debug_edge): ... here.
23165 (debug_sese): ... here.
23166 * sese.h (print_edge): Declare.
23167 (print_sese): Declare.
23168 (dump_edge): Declare.
23169 (dump_sese): Declare.
23171 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23172 Sebastian Pop <s.pop@samsung.com>
23174 * Makefile.in: Set ISLVER in site.exp.
23176 2016-01-25 Jakub Jelinek <jakub@redhat.com>
23178 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
23179 DECL_VALUE_EXPR of new_var even for the non-array case. Look
23180 through DECL_VALUE_EXPR for expansion.
23182 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23184 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
23185 the frame info after reload completed.
23187 2016-01-25 Jeff Law <law@redhat.com>
23189 PR tree-optimization/69196
23190 PR tree-optimization/68398
23191 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
23192 tree-ssa-threadupdate.c.
23193 (determine_bb_domination_status): Prototype
23194 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
23195 (determine_bb_domination_status): No longer static.
23196 (valid_jump_thread_path): Remove code to detect characteristics
23197 of the jump thread path not associated with correctness.
23198 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
23199 Correct test for thread path length. Count PHIs for real operands as
23200 statements that need to be copied. Do not count ASSERT_EXPRs.
23201 Look at all the blocks in the thread path. Compute and selectively
23202 filter thread paths based on threading through the latch, threading
23203 a multiway branch or crossing a multiway branch.
23205 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23207 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
23208 decl with __attribute__ ((unused)) annotation.
23210 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
23213 * tree-vect-stmts.c (vectorizable_condition): Check vectype
23214 of operands is compatible with a statement vectype.
23216 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
23218 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
23219 improve wording for mixed storage order support.
23221 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
23223 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
23224 (vcvt_u64_f64): Likewise.
23225 (vcvta_s64_f64): Likewise.
23226 (vcvta_u64_f64): Likewise.
23227 (vcvtm_s64_f64): Likewise.
23228 (vcvtm_u64_f64): Likewise.
23229 (vcvtn_s64_f64): Likewise.
23230 (vcvtn_u64_f64): Likewise.
23231 (vcvtp_s64_f64): Likewise.
23232 (vcvtp_u64_f64): Likewise.
23234 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
23236 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
23237 (arc_init): Check validity mll64 option.
23238 (arc_save_restore): Use double load/store instruction.
23239 (arc_expand_movmem): Likewise.
23240 (arc_split_move): Don't split if we have double load/store
23241 instructions. Returns a boolean.
23242 (arc_process_double_reg_moves): Change function to return boolean
23243 instead of a sequence of instructions.
23244 (arc_dwarf_register_span): New function.
23245 * config/arc/arc-protos.h (arc_split_move): Change prototype.
23246 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
23247 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
23248 (*movdf_insn): Likewise.
23249 * config/arc/arc.opt (mll64): New option.
23250 * config/arc/predicates.md (even_register_operand): New predicate.
23251 * doc/invoke.texi (ARC Options): Add mll64 documentation.
23253 2016-01-25 Richard Biener <rguenther@suse.de>
23256 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
23257 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
23259 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
23261 2016-01-25 Richard Biener <rguenther@suse.de>
23263 PR tree-optimization/69376
23264 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
23266 (VN_INFO_ANTI_RANGE_P): New inline.
23267 (VN_INFO_RANGE_TYPE): Likewise.
23268 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
23269 SSA_NAME_ANTI_RANGE_P.
23270 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
23271 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23272 Properly query VN_INFO_RANGE_TYPE.
23274 2016-01-25 Nick Clifton <nickc@redhat.com>
23277 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
23279 2016-01-23 Tom de Vries <tom@codesourcery.com>
23281 PR tree-optimization/69426
23282 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
23285 2016-01-23 Jakub Jelinek <jakub@redhat.com>
23287 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
23288 "the the" with "the" in the comments.
23289 * ipa-devirt.c (build_type_inheritance_graph,
23290 update_type_inheritance_graph): Likewise.
23291 * tree.c (build_function_type_list_1): Likewise.
23292 * cfgloopmanip.c (scale_loop_profile): Likewise.
23293 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
23294 * gimple-ssa-split-paths.c
23295 (find_block_to_duplicate_for_splitting_paths): Likewise.
23296 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
23297 * expr.c (convert_move): Likewise.
23298 * var-tracking.c (vt_stack_adjustments): Likewise.
23299 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23300 * tree-vrp.c (test_for_singularity): Likewise.
23302 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
23303 directly instead of building a temporary tree.
23306 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
23307 remove <algorithm> include.
23309 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23312 * config/i386/i386.c: Include dojump.h.
23313 (expand_small_movmem_or_setmem,
23314 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
23316 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
23317 if dynamic_check != -1.
23319 2016-01-21 Jeff Law <law@redhat.com>
23321 PR middle-end/69347
23322 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
23323 record_temporary_equivalences. Rewritten to avoid unnecessary calls
23324 into dominated_by_p.
23325 (cprop_into_successor_phis): Avoid unnecessary tests.
23327 2016-01-22 Richard Henderson <rth@redhat.com>
23330 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
23331 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
23333 2016-01-22 Michael Matz <matz@suse.de>
23335 * system.h (string, algorithm): Include only conditionally.
23336 (new): Include always under C++.
23337 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
23338 * final.c (toplevel): Ditto.
23339 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
23340 * genconditions.c (write_header): Make gencondmd.c define
23342 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
23344 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
23345 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
23347 2016-01-22 Christian Bruel <christian.bruel@st.com>
23350 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
23352 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23355 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
23356 define_insn_and_split. Ensure operands[1] and operands[0] do not
23357 get assigned the same register.
23359 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23361 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23363 2016-01-22 Christian Bruel <christian.bruel@st.com>
23365 * config/arm/arm-c.c (arm_pragma_target_parse):
23366 Remove warn_builtin_macro_redefined overwrite.
23368 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23370 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23371 flag_non_call_exceptions compatibility.
23373 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23376 * dwarf2out.c (add_child_die_after): New function.
23377 (dwarf_qual_info_t): New type.
23378 (dwarf_qual_info): New variable.
23379 (qualified_die_p): New function.
23380 (modified_type_die): For -fdebug-types-section, ensure
23381 canonical order of qualifiers. Put qualified DIEs adjacent
23382 to the corresponding non-qualified type DIE and search there
23383 for existing qualified DIEs.
23385 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23387 * doc/extend.texi (scalar_storage_order type attribute): Document
23388 restriction on type punning and aliasing, and remove future tense.
23390 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23393 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23396 2016-01-21 Jeff Law <law@redhat.com>
23398 PR middle-end/69347
23399 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23400 useless call to record_temporary_equivalences.
23401 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23402 allocate 10 slots in the bb_path vector and let it grow as needed.
23403 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23406 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23408 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23410 * configure: Regenerate.
23412 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23414 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23415 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23417 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23419 PR middle-end/66178
23420 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23421 drop EXPAND_INITIALIZER.
23422 * rtl.h (contains_symbolic_reference_p): Declare.
23423 * rtlanal.c (contains_symbolic_reference_p): New function.
23424 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23425 a subtraction into a NOT if symbolic constants are involved.
23427 2016-01-21 Anton Blanchard <anton@samba.org>
23428 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23431 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23433 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23436 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23438 * config/microblaze/microblaze.c
23439 (get_branch_target): New.
23440 (insert_wic_for_ilb_runout): New.
23442 (microblaze_machine_dependent_reorg): New.
23443 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23444 * config/microblaze/microblaze.md
23445 (UNSPEC_IPREFETCH): Define.
23446 (iprefetch): New pattern
23447 * config/microblaze/microblaze.opt
23448 (mxl-prefetch): New flag.
23450 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23452 * config/microblaze/microblaze.h
23453 (FIXED_REGISTERS): Update in macro.
23454 (CALL_USED_REGISTERS): Update in macro.
23456 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23458 PR rtl-optimization/68920
23459 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23462 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23464 PR rtl-optimization/68990
23465 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23466 pseudo instead of inheritance ones.
23468 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23469 Nick Clifton <nickc@redhat.com>
23473 * config/mips/mips.c (mips_compute_frame_info): Initialise
23474 args_size and hard_frame_pointer_offset fields of the frame
23475 structure before calling mips_global_pointer.
23477 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23479 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23481 * configure: Regenerate.
23483 2016-01-21 Richard Biener <rguenther@suse.de>
23485 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23487 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23489 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23490 to actually emit the .size directive.
23492 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23493 Jakub Jelinek <jakub@redhat.com>
23497 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23498 args array size by one to avoid buffer overflow.
23500 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23502 * config/s390/s390.md (pool_section_start): Use switch_to_section
23503 to select proper read-only data section instead of hardcoding
23505 (pool_section_end): Use switch_to_section to match the above.
23507 2016-01-21 Richard Biener <rguenther@suse.de>
23509 PR tree-optimization/69378
23510 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23511 (set_ssa_val_to): Use it for dominance checks taking into
23512 account not executable edges.
23514 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23517 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23518 for bitsize instead of GET_MODE_PRECISION (mode).
23520 2016-01-20 Martin Sebor <msebor@redhat.com>
23523 * extend.texi (__sync Builtins): Clarify the semantics of
23524 __sync_fetch_and_OP built-ins on pointers.
23525 (__atomic Builtins): Same.
23527 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23528 Sebastian Pop <s.pop@samsung.com>
23530 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23531 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23532 (is_valid_rename): Same.
23533 (translate_isl_ast_to_gimple::get_rename): Same.
23534 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23535 (translate_isl_ast_to_gimple::rename_uses): Same.
23536 (get_new_name): Check for close_phi nodes.
23537 (copy_loop_phi_args): Use phi_node_kind.
23538 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23539 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23541 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23542 Sebastian Pop <s.pop@samsung.com>
23544 Revert commit r229783.
23545 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23546 Remove use of parameter_rename_map.
23547 (copy_def): Remove.
23548 (copy_internal_parameters): Remove.
23549 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23550 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23551 (free_sese_info): Do not free parameter_rename_map.
23552 (set_rename): Do not use parameter_rename_map.
23553 (rename_uses): Update call to set_rename.
23554 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23555 * sese.h (parameter_rename_map_t): Remove.
23556 (struct sese_info_t): Remove field parameter_rename_map.
23558 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23559 Sebastian Pop <s.pop@samsung.com>
23561 * graphite-isl-ast-to-gimple.c: Fix comment.
23562 * graphite-scop-detection.c (defined_in_loop_p): New.
23563 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23564 names defined in loop.
23566 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23567 Sebastian Pop <s.pop@samsung.com>
23569 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23570 Discard unstructured if-then-else regions.
23572 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23573 Sebastian Pop <s.pop@samsung.com>
23575 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23576 (cleanup_loop_iter_dom): Remove.
23577 (build_loop_iteration_domains): Remove.
23578 (build_scop_context): Remove.
23579 (build_scop_iteration_domain): Remove.
23580 (add_loop_constraints): New.
23581 (build_iteration_domains): New.
23582 (build_poly_scop): Call build_iteration_domains.
23584 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23585 Sebastian Pop <s.pop@samsung.com>
23587 * graphite-scop-detection.c
23588 (scop_detection::harmful_loop_in_region): Free dom and loops.
23589 (scop_detection::loop_body_is_valid_scop): Free bbs.
23591 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23592 Sebastian Pop <s.pop@samsung.com>
23594 * graphite-scop-detection.c (record_loop_in_sese): New.
23595 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23596 (build_scops): Remove call to build_sese_loop_nests.
23597 * sese.c (sese_record_loop): Remove.
23598 (build_sese_loop_nests): Remove.
23599 (new_sese_info): Remove region->loops.
23600 (free_sese_info): Same.
23601 * sese.h (sese_contains_loop): Same.
23602 (build_sese_loop_nests): Remove.
23603 (sese_contains_loop): Remove.
23605 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23606 Sebastian Pop <s.pop@samsung.com>
23608 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23609 loop_is_valid_in_scop.
23610 (scop_detection::harmful_stmt_in_region): Renamed
23611 harmful_loop_in_region.
23612 Call loop_is_valid_in_scop.
23614 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23615 Sebastian Pop <s.pop@samsung.com>
23617 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23620 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23621 Sebastian Pop <s.pop@samsung.com>
23623 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23624 * graphite.h (struct poly_bb): Remove field is_reduction.
23625 (PBB_IS_REDUCTION): Remove.
23627 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23628 Sebastian Pop <s.pop@samsung.com>
23630 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23631 (add_pdr_constraints): Same.
23632 (scop_get_reads): Same.
23633 (scop_get_must_writes): Same.
23634 (scop_get_may_writes): Same.
23635 (scop_get_original_schedule): Same.
23636 (extend_schedule): Same.
23637 (apply_schedule_on_deps): Same.
23638 (carries_deps): Same.
23639 (compute_deps): Same.
23640 (scop_get_dependences): Same.
23641 * graphite-isl-ast-to-gimple.c
23642 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23643 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23644 (get_schedule_for_band_list): Same.
23645 (get_schedule_map): Same.
23646 (apply_schedule_map_to_scop): Same.
23647 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23648 (build_loop_iteration_domains): Same.
23649 (add_condition_to_pbb): Same.
23650 (add_param_constraints): Same.
23651 (pdr_add_memory_accesses): Same.
23652 (pdr_add_data_dimensions): Same.
23654 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23656 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23659 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23661 * common.opt (feliminate-dwarf2-dups): Replace references to
23662 "DWARF 2" with just "DWARF".
23663 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23664 * doc/extend.texi: Likewise.
23665 * doc/cpp.texi: Likewise.
23666 * doc/invoke.texi: Likewise.
23667 (Option Summary): Add -gdwarf to list of Debugging Options.
23668 (Debugging Options): Document -gdwarf.
23669 * doc/contrib.texi: Spell "DWARF" like that.
23671 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23673 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23674 warning. Fix up formatting.
23676 PR middle-end/67653
23677 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23678 attempt to mark memory input operand addressable and
23679 call prepare_gimple_addressable in that case. Don't adjust
23680 input_location for diagnostics, use error_at instead.
23682 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23684 * config/rs6000/ppc-auxv.h: New file.
23685 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23686 (cpu_is): Likewise.
23687 (cpu_supports): Likewise.
23688 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23689 (cpu_is_info): New variable.
23690 (cpu_supports_info): Likewise.
23691 (tcb_verification_symbol): Likewise.
23692 (cpu_builtin_p): Likewise.
23693 (cpu_expand_builtin): New function.
23694 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23695 (rs6000_init_builtins): Likewise.
23696 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23697 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23698 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23699 * configure: Regenerate.
23700 * config.in: Likewise.
23701 * doc/extend.texi (PowerPC Built-in Functions): Document
23702 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23704 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23707 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23709 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23712 2016-01-20 Richard Henderson <rth@redhat.com>
23718 * tree.c (tm_define_builtin): New.
23719 (find_tm_vector_type): New.
23720 (build_tm_vector_builtins): New.
23721 (build_common_builtin_nodes): Call it.
23723 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
23725 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
23726 (arm_fp_ok): Likewise.
23727 (arm_fp): Likewise.
23728 (arm_crypto): Likewise.
23730 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
23731 Richard Biener <rguenther@suse.de>
23733 PR tree-optimization/69328
23734 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
23735 vectors have same number of elements.
23736 (vectorizable_condition): Fix masked version recognition.
23738 2016-01-20 Richard Biener <rguenther@suse.de>
23740 PR tree-optimization/69345
23741 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
23742 (VN_INFO_PTR_INFO): Likewise.
23743 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
23744 info when it is equal between non-dominating SSA names.
23745 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23746 Make sure to look at original SSA infos.
23748 2016-01-20 Jeff Law <law@redhat.com>
23751 * config/m68k/predicates.md (pow2_m1_operand): New predicate
23753 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
23754 (pc_or_label_operand): New predicate.
23755 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
23756 tests for small integers that are 2^n - 1.
23758 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
23760 * doc/invoke.texi (Options Summary): Add '.' after @xref.
23762 2016-01-19 Jeff Law <law@redhat.com>
23764 PR middle-end/69347
23765 * tree-ssa-threadbackwards.c
23766 (fsm_find_control_statement_thread_paths): Do not try to lookup
23767 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
23769 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
23771 * doc/lto.texi: Remove text that says only Gold has linker plugin
23774 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
23776 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
23777 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
23778 the DIE accordingly.
23779 (modified_type_die): Add REVERSE parameter and pass it recursively,
23780 as well as to base_type_die. Adjust presence check accordingly.
23781 (base_type_for_mode): Adjust call to modified_type_die.
23782 (add_type_attribute): Add REVERSE parameter and pass it to
23784 (generic_parameter_die): Adjust call to add_type_attribute.
23785 (add_scalar_info): Likewise.
23786 (add_subscript_info): Likewise.
23787 (gen_array_type_die): Likewise.
23788 (gen_descr_array_type_die): Likewise.
23789 (gen_entry_point_die): Likewise.
23790 (gen_enumeration_type_die): Likewise.
23791 (gen_formal_parameter_die): Likewise.
23792 (gen_subprogram_die): Likewise.
23793 (gen_variable_die ): Likewise.
23794 (gen_const_die): Likewise.
23795 (gen_field_die): Likewise.
23796 (gen_pointer_type_die): Likewise.
23797 (gen_reference_type_die): Likewise.
23798 (gen_ptr_to_mbr_type_die): Likewise.
23799 (gen_inheritance_die): Likewise.
23800 (gen_subroutine_type_die): Likewise.
23801 (gen_typedef_die): Likewise.
23802 (force_type_die): Adjust call to modified_type_die.
23804 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
23806 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
23807 flow throughout the file. Fix broken link to Objective-C 2.0
23809 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
23812 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23814 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
23816 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23819 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
23820 (maybe_record_node): Record cxa_pure_virtual as the only possible
23821 target if there are not ohter candidates.
23822 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
23824 2016-01-19 Richard Biener <rguenther@suse.de>
23826 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
23827 (get_memory_order): Likewise.
23829 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
23831 * tree-vect-stmts.c (vectorizable_store): Check
23834 2016-01-19 David Malcolm <dmalcolm@redhat.com>
23837 * gcc.c (driver::decode_argv): Add call to
23838 init_opts_obstack before init_options_struct.
23839 * opts.c (init_opts_obstack): Remove idempotency.
23840 (init_options_struct): Replace call to init_opts_obstack
23841 with a gcc_assert to verify that it has already been called.
23842 * toplev.c (toplev::main): Add call to init_opts_obstack before
23843 calls to init_options_struct.
23844 (toplev::finalize): Move cleanup of opts_obstack next to
23845 cleanup of save_decoded_options, clearing the latter, and
23846 save_decoded_options_count.
23848 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23851 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
23852 attribute to unconditional. Remove %? from output template.
23854 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23855 Jiong Wang <jiong.wang@arm.com>
23857 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
23858 generated from different expand order.
23860 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23862 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23863 Add support for CCMP costing.
23865 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23867 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
23868 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
23869 (fccmpe<mode>): Likewise.
23870 (fcmp): Rename to fcmp and globalize pattern.
23872 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
23873 (aarch64_gen_ccmp_next): Add FP support.
23875 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23877 * target.def (gen_ccmp_first): Update documentation.
23878 (gen_ccmp_next): Likewise.
23879 * doc/tm.texi (gen_ccmp_first): Update documentation.
23880 (gen_ccmp_next): Likewise.
23881 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
23882 expand_ccmp_expr_1. Improve comments.
23883 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
23884 (ccmp_ior<mode>): Remove pattern.
23885 (cmp<mode>): Remove expand.
23886 (cmp): Globalize pattern.
23887 (cstorecc4): Use cc_register.
23888 (mov<mode>cc): Remove ccmp_cc_register check.
23889 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
23890 Simplify after removal of CC_DNE/* modes.
23891 (aarch64_ccmp_mode_to_code): Remove.
23892 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
23893 In 'k' case use integer as condition.
23894 (aarch64_nzcv_codes): Remove inverted cases.
23895 (aarch64_code_to_ccmode): Remove.
23896 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
23897 comparison with CC register to be used in folowing CCMP/branch/CSEL.
23898 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
23899 pattern. Return the comparison with CC register. Invert conditions
23900 when bitcode is OR.
23901 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
23902 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
23904 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23906 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23907 instrumented_version.
23909 2016-01-19 Richard Biener <rguenther@suse.de>
23911 PR tree-optimization/69336
23912 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23913 handled components with get_ref_base_and_extent.
23914 (equal_mem_array_ref_p): Adjust.
23916 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23919 * shrink-wrap.c: Include valtrack.h.
23920 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23921 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23922 in between insn and where it will be moved to. Call
23923 dead_debug_insert_temp.
23924 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23925 first and dead_debug_local_finish at the end.
23926 For uses and defs bitmap, handle all regs in between REGNO and
23927 END_REGNO, not just the first one.
23929 2016-01-19 Richard Biener <rguenther@suse.de>
23931 PR tree-optimization/69352
23932 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23933 (equal_mem_array_ref_p): Constrain size and max size properly.
23934 Compare the reverse flag.
23936 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23938 * ira.c (ira): Update regstat data if we deleted insns.
23940 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23942 PR rtl-optimization/68955
23943 PR rtl-optimization/64557
23944 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23945 here. Fix up formatting.
23946 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23948 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23951 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23952 assume that the node has body.
23953 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23956 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23958 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23961 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23963 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23964 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23966 2016-01-19 Martin Jambor <mjambor@suse.cz>
23967 Martin Liska <mliska@suse.cz>
23968 Michael Matz <matz@suse.de>
23970 * Makefile.in (OBJS): Add new source files.
23971 (GTFILES): Add hsa.c.
23972 * common.opt (disable_hsa): New variable.
23973 (-Whsa): New warning.
23974 * config.in (ENABLE_HSA): New.
23975 * configure.ac: Treat hsa differently from other accelerators.
23976 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23977 $enable_offloading.
23978 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23979 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23980 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23981 --with-hsa-kmt-lib.
23982 * doc/invoke.texi (-Whsa): Document.
23983 (hsa-gen-debug-stores): Likewise.
23984 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23985 to invoke offload compiler for hsa acclerator.
23986 * opts.c (common_handle_option): Determine whether HSA offloading
23987 should be performed.
23988 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23989 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23990 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23991 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23992 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23993 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23994 GF_OMP_FOR_KIND_GRID_LOOP.
23995 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23996 (pp_gimple_stmt_1): Likewise.
23997 * gimple-walk.c (walk_gimple_stmt): Likewise.
23998 * gimple.c (gimple_build_omp_grid_body): New function.
23999 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24000 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24001 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24002 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24003 GF_OMP_TEAMS_GRID_PHONY.
24004 (gimple_statement_omp_single_layout): Updated comments.
24005 (gimple_build_omp_grid_body): New function.
24006 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24007 (gimple_omp_for_grid_phony): New function.
24008 (gimple_omp_for_set_grid_phony): Likewise.
24009 (gimple_omp_parallel_grid_phony): Likewise.
24010 (gimple_omp_parallel_set_grid_phony): Likewise.
24011 (gimple_omp_teams_grid_phony): Likewise.
24012 (gimple_omp_teams_set_grid_phony): Likewise.
24013 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24014 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24015 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24016 (BUILT_IN_GOMP_TARGET): Updated type.
24017 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24018 (adjust_for_condition): New function.
24019 (get_omp_for_step_from_incr): Likewise.
24020 (extract_omp_for_data): Moved parts to adjust_for_condition and
24021 get_omp_for_step_from_incr.
24022 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24023 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24024 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24025 (scan_omp_parallel): Do not create child functions for phony
24027 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24028 (scan_omp_1_op): Checking assert we are not remapping to
24029 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24030 (parallel_needs_hsa_kernel_p): New function.
24031 (expand_parallel_call): Register apprpriate parallel child
24032 functions as HSA kernels.
24033 (grid_launch_attributes_trees): New type.
24034 (grid_attr_trees): New variable.
24035 (grid_create_kernel_launch_attr_types): New function.
24036 (grid_insert_store_range_dim): Likewise.
24037 (grid_get_kernel_launch_attributes): Likewise.
24038 (get_target_argument_identifier_1): Likewise.
24039 (get_target_argument_identifier): Likewise.
24040 (get_target_argument_value): Likewise.
24041 (push_target_argument_according_to_value): Likewise.
24042 (get_target_arguments): Likewise.
24043 (expand_omp_target): Call get_target_arguments instead of looking
24044 up for teams and thread limit.
24045 (grid_expand_omp_for_loop): New function.
24046 (grid_arg_decl_map): New type.
24047 (grid_remap_kernel_arg_accesses): New function.
24048 (grid_expand_target_kernel_body): New function.
24049 (expand_omp): Call it.
24050 (lower_omp_for): Do not emit phony constructs.
24051 (lower_omp_taskreg): Do not emit phony constructs but create for them
24052 a temporary variable receiver_decl.
24053 (lower_omp_taskreg): Do not emit phony constructs.
24054 (lower_omp_teams): Likewise.
24055 (lower_omp_grid_body): New function.
24056 (lower_omp_1): Call it.
24057 (grid_reg_assignment_to_local_var_p): New function.
24058 (grid_seq_only_contains_local_assignments): Likewise.
24059 (grid_find_single_omp_among_assignments_1): Likewise.
24060 (grid_find_single_omp_among_assignments): Likewise.
24061 (grid_find_ungridifiable_statement): Likewise.
24062 (grid_target_follows_gridifiable_pattern): Likewise.
24063 (grid_remap_prebody_decls): Likewise.
24064 (grid_copy_leading_local_assignments): Likewise.
24065 (grid_process_kernel_body_copy): Likewise.
24066 (grid_attempt_target_gridification): Likewise.
24067 (grid_gridify_all_targets_stmt): Likewise.
24068 (grid_gridify_all_targets): Likewise.
24069 (execute_lower_omp): Call grid_gridify_all_targets.
24070 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24071 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24072 (tree_omp_clause): Added union field dimension.
24073 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24074 * tree.c (omp_clause_num_ops): Added number of arguments of
24075 OMP_CLAUSE__GRIDDIM_.
24076 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24077 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24078 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24079 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24080 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24081 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24082 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24083 * tree-pass.h (make_pass_gen_hsail): Declare.
24084 (make_pass_ipa_hsa): Likewise.
24085 * ipa-hsa.c: New file.
24086 * lto-section-in.c (lto_section_name): Add hsa section name.
24087 * lto-streamer.h (lto_section_type): Add hsa section.
24088 * timevar.def (TV_IPA_HSA): New.
24089 * hsa-brig-format.h: New file.
24090 * hsa-brig.c: New file.
24091 * hsa-dump.c: Likewise.
24092 * hsa-gen.c: Likewise.
24095 * toplev.c (compile_file): Call hsa_output_brig.
24096 * hsa-regalloc.c: New file.
24098 2016-01-18 Jeff Law <law@redhat.com>
24100 PR tree-optimization/69320
24101 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24102 ranged object, do nothing if the RHS constant is not [0..1].
24103 (optimize_stmt): Comparing a boolean ranged object against a
24104 constant outside [0..1] results in a compile-time constant.
24106 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24109 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24111 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24112 (Option Summary): Update to reflect new section and moved options.
24113 (C++ Dialect Options): Move -fstats to new section.
24114 (Debugging Options): Move all dump, statistics, and other GCC
24115 developer options to new section. Rewrite section introduction
24116 and re-order remaining options to put the more basic ones first.
24117 (Optimization Options): Move -fira-verbose and -flto-report* to
24119 (Developer Options): New section incorporating moved options.
24120 * doc/cppopts.texi (-dM): Update cross-reference.
24122 2016-01-18 Richard Henderson <rth@redhat.com>
24125 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24126 operands to pseudo only if CSE is expected. Split long immediate
24127 operands only after reload, and for the stack pointer.
24128 (*add<GPI>3_pluslong): Remove.
24129 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24130 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24131 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24132 (*add<GPI>3 peepholes): New.
24133 (*add<GPI>3 splitters): New.
24134 * config/aarch64/constraints.md (Upl): New.
24135 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24137 2016-01-18 Richard Biener <rguenther@suse.de>
24139 PR tree-optimization/69297
24140 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24142 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24144 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24146 PR middle-end/68542
24147 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24148 of mixind vector and scalar types.
24149 (fold_relational_const): Add handling of vector
24150 comparison with boolean result.
24151 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24152 comparison of vector operands with boolean result for EQ/NE only.
24153 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24154 (verify_gimple_cond): Likewise.
24155 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24158 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24160 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
24163 2016-01-18 Richard Biener <rguenther@suse.de>
24165 PR middle-end/69308
24166 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
24168 2016-01-18 Tom de Vries <tom@codesourcery.com>
24170 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
24172 2016-01-18 Tom de Vries <tom@codesourcery.com>
24174 * omp-low.c (set_oacc_fn_attrib): Make extern.
24175 * omp-low.h (set_oacc_fn_attrib): Declare.
24176 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
24177 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
24178 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
24179 Add and handle function parameter oacc_kernels_p.
24180 (find_reduc_addr, get_omp_data_i_param): New function.
24181 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
24182 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
24183 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
24184 Calculate dominance info. Skip loops that are not in a kernels region
24185 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
24186 (pass_parallelize_loops::execute): Call parallelize_loops with
24187 oacc_kernels_p argument.
24188 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
24189 New member function.
24190 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
24191 * passes.def: Add argument to pass_parallelize_loops instantation.
24193 2016-01-18 Tom de Vries <tom@codesourcery.com>
24195 * tree-parloops.c (pass_parallelize_loops::execute): Allow
24196 pass_parallelize_loops to be run outside the loop pipeline.
24198 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24200 * tree-scalar-evolution.c (follow_copies_to_constant): New.
24201 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
24203 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24206 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
24207 using get_ref_base_and_extent.
24208 (equal_mem_array_ref_p): New.
24209 (hashable_expr_equal_p): Add call to previous.
24211 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24214 * tree-sra.c (disqualified_constants, constant_decl_p): New.
24215 (sra_initialize): Allocate disqualified_constants.
24216 (sra_deinitialize): Free disqualified_constants.
24217 (disqualify_candidate): Update disqualified_constants when appropriate.
24218 (create_access): Scan for constant-pool entries as we go along.
24219 (scalarizable_type_p): Add check against type_contains_placeholder_p.
24220 (maybe_add_sra_candidate): Allow constant-pool entries.
24221 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
24222 (initialize_constant_pool_replacements): New.
24223 (sra_modify_assign): Avoid mangling assignments created by previous,
24224 and don't generate writes into constant pool.
24225 (sra_modify_function_body): Call initialize_constant_pool_replacements.
24227 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24229 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
24230 andnot instruction.
24231 (scalar_chain::convert_op): Likewise.
24232 * config/i386/i386.md (*andndi3_doubleword): New.
24234 2016-01-18 Richard Biener <rguenther@suse.de>
24236 PR tree-optimization/69170
24237 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
24238 building a vector from scalar results of a pattern stmt.
24240 2016-01-18 Jakub Jelinek <jakub@redhat.com>
24242 * haifa-sched.c (autopref_multipass_init): Work around
24243 -Wmaybe-uninitialized warning.
24245 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
24247 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
24248 against the constant 0.
24250 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24252 PR tree-optimization/68799
24253 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
24254 look up phi candidates in the statement-candidate map.
24255 (phi_add_costs): Likewise.
24256 (record_phi_increments): Likewise.
24257 (phi_incr_cost): Likewise.
24258 (ncd_with_phi): Likewise.
24259 (all_phi_incrs_profitable): Likewise.
24261 2016-01-17 Jakub Jelinek <jakub@redhat.com>
24263 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
24264 -Wmaybe-uninitialized warning.
24266 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
24268 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24269 (Option Summary): Update to reflect new section and moved options.
24270 (C++ Dialect Options): Move -fvtable-verify and related options.
24271 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
24272 and profiling-related options.
24273 (Optimization Options): Move profile generation options and
24274 -fstack-protector and related options.
24275 (Instrumentation Options): New section incorporating moved options.
24276 (Code Generation Options): Move -finstrument-functions and
24277 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
24279 2016-01-16 Tom de Vries <tom@codesourcery.com>
24281 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
24283 2016-01-16 Tom de Vries <tom@codesourcery.com>
24285 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
24287 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
24289 * hash-table.h (hash_table::empty): Turn into an inline wrapper
24290 that checks whether the table is already empty. Rename the
24291 original implementation to...
24292 (hash_table::empty_slot): ...this new private function.
24294 2016-01-15 David Malcolm <dmalcolm@redhat.com>
24296 PR diagnostic/68899
24297 * diagnostic-show-locus.c (layout::print_source_line): Move x
24298 offset of line until after call to
24299 get_line_width_without_trailing_whitespace.
24301 2016-01-15 Jeff Law <law@redhat.com>
24303 PR tree-optimization/69270
24304 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
24305 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
24306 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
24307 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
24308 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24309 ssa_name_has_boolean_range and constant_boolean_node.
24311 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
24313 PR rtl-optimization/69030
24314 * lra-spills.c (remove_pseudos): Check nrefs and make the function
24316 (spill_pseudos): Delete debug insn for dead pseudo.
24317 (lra_spill): Initiate spill_hard_reg and slots memory separately.
24319 2016-01-15 Jiong Wang <jiong.wang@arm.com>
24321 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
24323 (TYPES_UNOPUS): Likewise.
24324 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
24325 builtin type, from UNOP to UNOPUS.
24326 (lbtruncuv4sf): Likewise.
24327 (lbtruncuv2df): Likewise.
24328 (lrounduv2sf): Likewise.
24329 (lrounduv4sf): Likewise.
24330 (lrounduv2df): Likewise.
24331 (lroundusf): Likewise.
24332 (lroundusf): Likewise.
24333 (lceiluv2sf): Likewise.
24334 (lceiluv4sf): Likewise.
24335 (lceiluv2df): Likewise.
24336 (lceilusf): Likewise.
24337 (lceiludf): Likewise.
24338 (lflooruv2sf): Likewise.
24339 (lflooruv4sf): Likewise.
24340 (lflooruv2df): Likewise.
24341 (lfloorusf): Likewise.
24342 (lfloorudf): Likewise.
24343 (lfrintnuv2sf): Likewise.
24344 (lfrintnuv4sf): Likewise.
24345 (lfrintnuv2df): Likewise.
24346 (lfrintnusf): Likewise.
24347 (lfrintnudf): Likewise.
24348 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
24350 (vcvtq_u32_f32): Likewise.
24351 (vcvtq_u64_f64): Likewise.
24352 (vcvta_u32_f32): Likewise.
24353 (vcvtaq_u32_f32): Likewise.
24354 (vcvtaq_u64_f64): Likewise.
24355 (vcvtm_u32_f32): Likewise.
24356 (vcvtmq_u32_f32): Likewise.
24357 (vcvtmq_u64_f64): Likewise.
24358 (vcvtn_u32_f32): Likwise.
24359 (vcvtnq_u32_f32): Likewise.
24360 (vcvtnq_u64_f64): Likewise.
24361 (vcvtp_u32_f32): Likewise.
24362 (vcvtpq_u32_f32): Likewise.
24363 (vcvtpq_u64_f64): Likewise.
24364 (vcvtmd_u64_f64): Likewise.
24365 (vcvtms_u32_f32): Likewise.
24366 (vcvtad_u64_f64): Likewise.
24367 (vcvtas_u32_f32): Likewise.
24368 (vcvtnd_u64_f64): Likewise.
24369 (vcvtns_u32_f32): Likewise.
24370 (vcvtpd_u64_f64): Likewise.
24371 (vcvtps_u32_f32): Likewise.
24373 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24375 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24376 CSEL of zero_extended registers.
24378 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24380 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24381 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24383 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24385 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24386 false when argument string is not found in the attributes table
24389 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24392 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24393 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24394 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24395 precision estimate.
24397 2016-01-15 Richard Biener <rguenther@suse.de>
24399 PR tree-optimization/66856
24400 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24401 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24402 (vect_create_new_slp_node): Increment stmt reference count.
24403 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24404 an SLP tree before swapping operands.
24405 (vect_build_slp_tree): Likewise.
24406 (destroy_bb_vec_info): Free stmt info after SLP instances.
24407 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24408 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24409 (STMT_VINFO_NUM_SLP_USES): New macro.
24411 2016-01-15 Richard Biener <rguenther@suse.de>
24414 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24415 (add_linkage_name): ... here.
24416 (gen_typedef_die): Use add_linkage_name_raw instead of
24417 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24420 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24422 * gimplify.c (oacc_default_clause): Decode reference and pointer
24423 types for both kernels and parallel regions.
24425 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24427 PR middle-end/69246
24428 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24430 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24432 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24433 (convert_scalars_to_vector): Likewise.
24435 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24437 * doc/extend.texi (Type Traits): Fix grammar.
24439 2016-01-15 Martin Jambor <mjambor@suse.cz>
24441 * tree-inline.c (remap_decl): Use existing dclarations if
24442 remapping a type and prevent_decl_creation_for_types.
24443 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24444 decls first. Do real remapping with
24445 prevent_decl_creation_for_types set.
24446 * tree-inline.h (copy_body_data): New field
24447 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24450 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24452 * config/s390/s390.opt (mmvcle): More verbose help text.
24454 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24456 * config/s390/s390.opt: Add period to -mzvector option text.
24458 2016-01-15 Richard Biener <rguenther@suse.de>
24460 PR tree-optimization/68961
24461 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24462 of invariants in stores again.
24464 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24466 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24468 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24470 * config/i386/i386.c (ix86_expand_branch): Don't split
24471 DI mode xor instruction to SI mode.
24473 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24476 * ipa-icf.c (sem_function::merge): Virtual functions may become
24477 reachable even if they address is not taken and there are no
24480 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24482 * lto-streamer-out.c (subtract_estimated_size): New function.
24483 (get_symbol_initial_value): Use it.
24485 2016-01-15 Christian Bruel <christian.bruel@st.com>
24488 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24489 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24490 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24491 use add_builtin_function_ext_scope instead of add_builtin_function.
24492 (neon_set_p, neon_crypto_set_p): Remove.
24493 (arm_init_builtins): Always call arm_init_neon_builtins and
24494 arm_init_crypto_builtins.
24495 (arm_expand_builtin): Check that builtins are allowed for the arch.
24496 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24497 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24498 arm_init_neon_builtins call.
24500 2016-01-15 Richard Biener <rguenther@suse.de>
24502 PR tree-optimization/69117
24503 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24504 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24505 of the leader conservatively.
24506 (free_scc_vn): Restore original SSA name infos.
24508 2016-01-14 Jeff Law <law@redhat.com>
24510 PR tree-optimization/69270
24511 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24512 single bit of precision, verify it's also unsigned.
24513 (record_edge_info): Use constant_boolean_node rather than fold_convert
24514 to convert boolean_true/boolean_false to the right type.
24516 2016-01-14 Richard Henderson <rth@redhat.com>
24519 * loop-doloop.c (record_reg_sets): New.
24520 (doloop_optimize): Reject the transform if the sequence
24521 clobbers registers live at the end of the loop block.
24522 (doloop_optimize_loops): Enable df_live if needed.
24524 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24526 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24527 * config/rs6000/rs6000.c: Likewise.
24528 * config/rs6000/rs6000.h: Likewise.
24529 * config/rs6000/rs6000.md: Likewise.
24530 * doc/extend.texi: Likewsie.
24532 2016-01-14 Jeff Law <law@redhat.com>
24534 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24537 2016-01-14 Richard Henderson <rth@redhat.com>
24541 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24542 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24543 instead of builtin_decl_declared_p to test for declaration.
24545 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24547 * doc/loop.texi (Loop Analysis and Representation): Document
24548 loop_depth function.
24550 2016-01-14 Tom de Vries <tom@codesourcery.com>
24552 PR tree-optimization/68773
24553 * omp-low.c (expand_omp_target): Don't set force_output.
24554 * varpool.c (varpool_node::get_create): Same.
24555 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24556 offload_funcs with force_output.
24558 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24561 * lra-eliminations.c (move_plus_up): Don't change anything if either
24562 the outer or inner subreg mode is not MODE_INT.
24563 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24564 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24566 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24568 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24569 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24570 reduc_uplus_@var{m}): Remove.
24571 * expr.c (expand_expr_real_2): Remove expansion path for
24572 reduc_[us](min|max|plus) optabs.
24573 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24574 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24575 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24576 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24577 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24578 reduc_[us](min|max|plus) optabs.
24580 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24582 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24583 (reduc_plus_scal_v2sf): New.
24584 (reduc_smax_v2sf): Rename to...
24585 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24586 (reduc_smin_v2sf): Rename to...
24587 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24589 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24591 * alias.c (compare_base_symbol_refs): New function.
24592 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24595 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24597 PR middle-end/68146
24598 PR tree-optimization/69155
24599 * tree-complex.c: Include cfganal.h.
24600 (phis_to_revisit): New variable.
24601 (extract_component): Add phiarg_p argument. Assert that returned
24602 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24603 (update_phi_components): Partly rewrite to use loop over real/imag
24604 components instead of code duplication. If extract_component returns
24605 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24606 create_tmp_reg into the PHI node instead, and mention the phi triplet
24607 in phis_to_revisit.
24608 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24609 in phis_to_revisit at the end.
24611 2016-01-14 Richard Biener <rguenther@suse.de>
24613 PR tree-optimization/68060
24614 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24615 outer loop reduction is only used in the inner loop before
24616 detecting a double reduction.
24618 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24621 * combine.c (expand_field_assignment): Punt if compute_mode is
24622 unsupported scalar mode.
24624 2016-01-14 Richard Biener <rguenther@suse.de>
24626 PR tree-optimization/66856
24627 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24628 SLP node only if it built successfully.
24629 (vect_analyze_slp_instance): Adjust.
24631 2016-01-14 Jeff Law <law@redhat.com>
24633 PR tree-optimization/69270
24634 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24635 (record_edge_info): Use it. Convert boolean_{true,false}_node
24636 to the type of op0.
24638 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24641 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24642 use block_ultimate_origin
24643 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24645 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24647 * doc/invoke.texi (Submodel Options): Rename section to
24648 "Machine-Dependent Options" to better reflect its content.
24649 Rewrite introductory text to remove archaic CPU names.
24652 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24654 * doc/invoke.texi (Code Gen Options): Move section up in file,
24655 before target-specific options. Update menu and option summary
24656 to reflect the new section ordering.
24658 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24660 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24661 (C++ Dialect Options): Add cross-reference to -std option.
24662 * doc/standards.texi (C++ Language): Document C++14 support.
24664 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24666 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24667 for pack/unpack functions for __ibm128.
24668 (PACK_IF): Likewise.
24669 (UNPACK_IF): Likewise.
24671 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24672 support for __ibm128 pack/unpack functions.
24673 (rs6000_invalid_builtin): Likewise.
24674 (rs6000_init_builtins): Likewise.
24675 (rs6000_opt_masks): Likewise.
24677 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24678 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24680 (RS6000_BTM_COMMON): Likewise.
24682 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24683 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24684 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24685 128-bit floating point. Add support for the double values to be
24686 in Altivec registers for TF/IF packing and unpacking, but restrict
24687 TD packing sub-fields to be FPR registers. Don't allow overlapped
24688 register support for packing. Allow pack inputs to be memory
24689 locations. Don't build generator functions for unpack<mode>_dm
24690 and unpack<mode>_nodm.
24691 (unpack<mode>_dm): Likewise.
24692 (unpack<mode>_nodm): Likewise.
24693 (pack<mode>): Likewise.
24695 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24696 built-in functions to pack/unpack explicit __ibm128 values.
24697 (__builtin_unpack_ibm128): Likewise.
24699 * doc/extend.texi (PowerPC Built-in Functions): Document
24700 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24702 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24705 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24706 Add new arg loc and pass it down as context.
24707 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24708 to the location to use for the warning.
24709 (check_function_arguments): New arg loc. All callers changed. Pass
24710 it to check_function_nonnull.
24711 * c-common.h (check_function_arguments): Adjust declaration.
24713 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24715 PR tree-optimization/69156
24716 * gimple.c (validate_type): Removed.
24717 (gimple_builtin_call_types_compatible_p): Use
24718 useless_type_conversion_p instead of validate_type.
24719 * value-prof.c (gimple_stringop_fixed_value): Fold
24720 icall_size to correct type.
24722 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24724 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
24727 2016-01-13 Richard Henderson <rth@redhat.com>
24730 * target.def (builtin_tm_load, builtin_tm_store): Remove.
24731 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
24732 (ix86_builtin_tm_store): Remove.
24733 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24734 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24735 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24736 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24737 * doc/tm.texi: Rebuild.
24739 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
24740 (BUILT_IN_TM_MEMCPY_RTWN): New.
24741 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
24742 fallback from vector to integer helpers.
24743 (build_tm_load): Handle vector types directly, instead of
24745 (build_tm_store): Likewise.
24746 (expand_assign_tm): Prepare for register types not handled by
24747 the above. Copy them to memory and use memcpy.
24748 * tree.c (tm_define_builtin): New.
24749 (find_tm_vector_type): New.
24750 (build_tm_vector_builtins): New.
24751 (build_common_builtin_nodes): Call it.
24753 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
24755 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
24756 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
24758 2016-01-13 Tom de Vries <tom@codesourcery.com>
24760 PR tree-optimization/69169
24761 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
24762 handled_struct_type param.
24763 (create_variable_info_for, intra_create_variable_infos): Call
24764 create_variable_info_for_1 with extra arg.
24766 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
24768 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
24769 and "armv8.1-a+crc" entries.
24771 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
24774 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
24775 Change first operand predicate from register_or_constm1_operand
24776 to register_operand.
24777 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
24778 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
24779 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
24780 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
24781 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
24782 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
24783 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
24784 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
24785 comparison with constm1_rtx from vec_prefetch_gen part.
24787 2016-01-13 Richard Biener <rguenther@suse.de>
24789 PR tree-optimization/69013
24790 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
24791 Exchange assert for a test.
24793 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24796 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
24798 2016-01-13 Richard Biener <rguenther@suse.de>
24800 PR tree-optimization/69242
24801 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
24802 assert with a check.
24804 2016-01-13 Richard Biener <rguenther@suse.de>
24806 PR tree-optimization/69186
24807 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
24808 Properly guard vect_update_misalignment_for_peel call.
24810 2016-01-12 Jeff Law <law@redhat.com>
24812 PR tree-optimization/pr67755
24813 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
24814 "need_profile_correction".
24815 (thread_block_1): Initialize new field to false by default. If we
24816 have multiple thread paths through a common joiner to different
24817 final targets, then set new field to true.
24818 (compute_path_counts): Only do count adjustment when it's really
24821 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24823 * doc/invoke.texi (Spec Files): Move section down in file, past
24824 all command-line option descriptions.
24826 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24828 PR middle-end/54809
24829 * doc/gty.texi: Remove documentation of mark_hook.
24830 * gengtype.c (struct write_types_data): Remove code to support
24831 mark_hook attribute.
24832 (walk_type): Likewise.
24833 (write_func_for_structure): Likewise.
24835 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24837 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
24838 Directory Options, and -specs= to Overall Options.
24839 (Overall Options): Adjust similarly. Reorder to group related
24840 options together. Make -specs= cross-reference the spec file details.
24841 (Directory Options): Adjust similarly.
24843 2016-01-12 Jeff Law <law@redhat.com>
24845 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
24847 2016-01-12 Olivier Hainque <hainque@adacore.com>
24849 * gcc.c (spec_undefvar_allowed): New global.
24850 (process_command): Set to true when running for --version or --help,
24852 (getenv_spec_function): When the variable is not defined, use the
24853 variable name as the variable value if we're allowed not to issue
24856 2016-01-12 Bin Cheng <bin.cheng@arm.com>
24858 PR tree-optimization/68911
24859 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
24860 information computed for expression "init + nit * step".
24862 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24864 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
24865 about name of GCC executable. Remove deleted node from menu.
24866 (Directory Options) <-B>: Remove cross-reference to deleted node.
24867 (Target Options): Delete section.
24869 2016-01-12 Christian Bruel <christian.bruel@st.com>
24872 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
24873 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
24875 2016-01-12 Jakub Jelinek <jakub@redhat.com>
24878 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
24879 aligned_mem is properly set for AVX512-VL floating point masked
24883 * ifcvt.c (cond_exec_process_if_block): When removing the last
24884 insn from then_bb, remove also any possible barriers that follow it.
24886 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
24890 * config/i386/iamcu.h (SIZE_TYPE): New macro.
24891 (PTRDIFF_TYPE): Likewise.
24892 (WCHAR_TYPE): Likewise.
24893 (WCHAR_TYPE_SIZE): Likewise.
24894 (STDINT_LONG32): Likewise.
24896 2016-01-12 Richard Biener <rguenther@suse.de>
24898 PR tree-optimization/69053
24899 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
24900 convert initial value for cond reductions.
24902 2016-01-12 Richard Biener <rguenther@suse.de>
24904 PR tree-optimization/69007
24905 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
24906 widen_sum after dot_prod and sad.
24908 2016-01-12 Richard Biener <rguenther@suse.de>
24910 PR tree-optimization/69168
24911 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24912 pattern stmt SLP type.
24913 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24914 end up unused so cope with that case.
24916 2016-01-12 Richard Biener <rguenther@suse.de>
24918 PR tree-optimization/69157
24919 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24920 stmts def type only during analyze phase.
24921 (vectorizable_call): Likewise.
24922 (vectorizable_simd_clone_call): Likewise.
24923 (vectorizable_conversion): Likewise.
24924 (vectorizable_assignment): Likewise.
24925 (vectorizable_shift): Likewise.
24926 (vectorizable_operation): Likewise.
24927 (vectorizable_store): Likewise.
24928 (vectorizable_load): Likewise.
24930 2016-01-12 Richard Biener <rguenther@suse.de>
24932 PR tree-optimization/69174
24933 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24935 (vectorizable_load): Properly compute the number of loads needed
24936 for permuted strided SLP loads and do not spuriously assign
24937 to SLP_TREE_VEC_STMTS.
24939 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24941 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24942 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24943 (MD_EXEC_PREFIX): Remove.
24944 (MD_STARTFILE_PREFIX) Removee.
24945 (FILE_NAME_ABSOLUTE_P): Remove.
24946 (CPP_SPEC): Do not read macros from sys/version.h.
24947 (LINK_COMMAND_SPEC): Remove.
24948 (LOCAL_INCLUDE_DIR): Remove.
24949 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24950 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24951 (POST_LINK_SPEC): Define to invoke stubify after linker
24952 (LIBSTDCXX): Remove define
24953 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24954 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24955 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24956 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24957 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24958 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24959 (i386_djgpp_asm_named_section): Add propotype of new procedure
24961 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24962 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24963 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24964 in config/i386/djgpp.h).
24965 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24966 STANDARD_STARTFILE_PREFIX_1.
24967 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24968 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24969 installation errors.
24970 (MAX_OFILE_ALIGNMENT): Define to 128.
24971 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24973 * config/i386/djgpp.c: New file. Add implementation of
24974 i386_djgpp_asm_named_section.
24976 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24978 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24979 Add rule for building djgpp.o.
24981 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24983 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24984 (rtx_is_swappable_p): Reductions are swappable.
24985 (insn_is_swappable_p): V2DF reductions are swappable.
24987 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24989 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24990 reloads for other unsupported memory operands.
24992 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24993 Jim Wilson <jim.wilson@linaro.org>
24996 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24997 copy_to_mode_reg instead of force_reg.
24999 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25002 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25003 TARGET_80387 is true.
25005 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25008 * lra-eliminations.c (move_plus_up): Only move plus up
25009 if subreg of the constant can be simplified into constant
25010 and use the simplified subreg of the constant instead of
25011 the original constant.
25013 * fold-const.c (fold_convertible_p): Don't return true
25014 for conversion of VECTOR_TYPE to same sized integral type.
25015 (fold_convert_loc): Fix up formatting. Fold conversion of
25016 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25017 instead of NOP_EXPR.
25019 PR tree-optimization/69214
25020 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25021 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25024 PR tree-optimization/69207
25025 * tree-vect-slp.c (vect_get_constant_vectors): For
25026 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25027 fold_convertible_p to vector_type's element type, and always
25028 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25030 2016-01-11 Richard Biener <rguenther@suse.de>
25032 PR tree-optimization/69173
25033 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25034 fixup the cycle if all stmts are in a pattern.
25036 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25038 PR middle-end/68999
25039 * alias.c (base_alias_check): Move check for addresses with
25040 alignment ANDs before the call for compare_base_decls.
25041 (memrefs_conflict_p): Return -1 for different decls
25042 that went through alignment adjustments.
25044 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25046 PR rtl-optimization/68796
25047 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25048 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25049 and QImode comparisons against zero with CC_NZmode.
25050 * config/aarch64/iterators.md (short_mask): New mode_attr.
25052 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25054 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25055 (<avx512>_store<mode>_mask): Likewise.
25057 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25058 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25060 PR rtl-optimization/68841
25061 * ifcvt.c (struct noce_if_info): Add orig_x field.
25062 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25063 Don't record conflicts on to_rename if it's present.
25064 Allow memory destinations in sets.
25065 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25066 blocks, passing orig_x to the checks.
25067 (noce_process_if_block): Set if_info->orig_x appropriately.
25069 2016-01-11 Tom de Vries <tom@codesourcery.com>
25071 PR tree-optimization/69069
25072 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25074 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25076 PR rtl-optimization/68920
25077 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25078 of conditional moves for RTL if-conversion to 1 for
25079 TARGET_ONE_IF_CONV_INSN.
25080 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25081 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25082 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25083 parameter to restirct number of conditional moves for
25085 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25086 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25089 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25092 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25093 onepart vars. Fix typo in comment. Fix reversed condition in
25095 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25098 * var-tracking.c (dump_onepart_variable_differences): New.
25099 (dataflow_set_different): If a detailed dump is requested,
25100 delay early returns and dump differences between onepart
25101 variables present before and after, and added variables.
25103 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25106 * expr.c (expand_expr_real_1): For boolean vector constants
25107 with a scalar mode use const_scalar_mask_from_tree.
25108 (const_scalar_mask_from_tree): New.
25109 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25110 assigned to a mask type to handle constants.
25112 2016-01-11 Martin Jambor <mjambor@suse.cz>
25115 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25116 useless parameters if we cannot change function signature.
25118 2016-01-11 Martin Jambor <mjambor@suse.cz>
25121 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25124 2016-01-11 Tom de Vries <tom@codesourcery.com>
25126 PR tree-optimization/69109
25127 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25130 2016-01-11 Tom de Vries <tom@codesourcery.com>
25132 PR tree-optimization/69108
25133 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25134 res is not used in a phi.
25136 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25139 * common.opt (frandom-seed): Fix parameter name.
25140 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25142 2016-01-11 Tom de Vries <tom@codesourcery.com>
25144 PR tree-optimization/69058
25145 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25148 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25150 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25151 (mcode-density): Likewise.
25153 2016-01-10 Tom de Vries <tom@codesourcery.com>
25155 PR tree-optimization/69062
25156 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25157 (parallelize_loops): Don't paralelize loop that has phi with address
25160 2016-01-10 Tom de Vries <tom@codesourcery.com>
25162 PR tree-optimization/69039
25163 * tree-parloops.c (try_create_reduction_list): Only allow single exit
25166 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
25168 PR middle-end/68743
25169 * match.pd: Require target has function_c99_misc before doing
25170 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
25172 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
25174 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
25176 * configure: Regenerate.
25178 2016-01-09 Jakub Jelinek <jakub@redhat.com>
25180 PR middle-end/50865
25181 PR tree-optimization/69097
25182 * fold-const.h (expr_not_equal_to): New prototype.
25183 * fold-const.c: Include stringpool.h and tree-ssanames.h.
25184 (expr_not_equal_to): New function.
25185 * match.pd (X % -Y is the same as X % Y): Don't optimize
25186 unless X is known not to be equal to minimum or Y is known
25187 not to be equal to -1.
25188 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
25189 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
25190 (simplify_stmt_using_ranges): Adjust caller.
25191 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
25192 substitute_and_fold.
25194 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
25196 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
25199 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25201 PR tree-optimization/69167
25202 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
25203 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
25205 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
25207 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25208 Richard Biener <rguenther@suse.de>
25210 PR tree-optimization/68707
25211 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
25212 instances that can be handled via vect_load_lanes.
25214 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
25216 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
25217 if we can't determine address equivalence.
25218 * alias.c (compare_base_decl): Update for changed return value of
25219 symtab_node::equal_address_to.
25221 2016-01-08 Jason Merrill <jason@redhat.com>
25225 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
25226 * expr.c (store_field): Not here.
25227 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
25228 call with TREE_ADDRESSABLE type.
25229 * tree-cfg.c (verify_gimple_call): Adjust.
25231 2016-01-08 Olivier Hainque <hainque@adacore.com>
25233 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
25236 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25238 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
25239 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
25240 (reduc_smin_v2sf): Rename to...
25241 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
25242 (reduc_splus_v2sf): Rename to...
25243 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
25245 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25247 PR tree-optimization/69162
25248 * gimplify.c (gimplify_va_arg_expr): Encode original type of
25249 valist argument in another argument.
25250 (gimplify_modify_expr): Adjust for the above change. Cleanup.
25251 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
25252 to determine the va_list type, build a MEM_REF instead of
25253 build_fold_indirect_ref.
25255 PR tree-optimization/69172
25256 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
25259 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
25261 PR tree-optimization/67781
25262 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
25263 and cmpnop in two steps: first the ones not accessed in original
25264 gimple expression in a endian independent way and then the ones not
25265 accessed in the final result in an endian-specific way.
25267 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25269 PR tree-optimization/69083
25270 * tree-vect-slp.c (vect_get_constant_vectors): For
25271 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
25272 element type. If op is fold_convertible_p to vector_type's element
25273 type, use NOP_EXPR instead of VCE.
25275 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
25277 PR rtl-optimization/67778
25278 PR rtl-optimization/68634
25279 PR rtl-optimization/68909
25280 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
25281 block from the stack until done with it. Remove a superfluous
25282 bitmap set. Remove a superfluous bitmap test.
25284 2016-01-07 Martin Sebor <msebor@redhat.com>
25287 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
25288 constraint on the type of arguments.
25290 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
25292 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
25293 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
25294 unaligned_access on the gcc_options set.
25295 * config/arm/arm.c (arm_option_override_internal): Use
25296 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
25298 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25301 * config/i386/i386.c (ix86_frame_pointer_required): Enable
25302 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
25304 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25307 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25310 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25311 depending on frame_pointer_needed before remaining integer and SSE
25312 registers are saved.
25314 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
25317 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
25319 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
25322 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
25323 Use the "xBm" constraint.
25324 (float<sseintvecmodelower><mode>2<mask_name><round_name):
25326 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
25327 (sse_cvtsi2ssq<round_name>): Likewise.
25328 (sse_cvtss2si<round_name>): Likewise.
25329 (sse_cvtss2siq<round_name>): Likewise.
25330 (sse2_cvtsi2sdq<round_name>): Likewise.
25331 (sse2_cvtsd2si<round_name>): Likewise.
25332 (sse2_cvtsd2siq<round_name>): Likewise.
25333 * config/i386/subst.md (round_nimm_scalar_predicate): New
25336 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
25338 PR middle-end/67639
25339 * varasm.c (make_decl_rtl): Mark invalid register vars as
25342 PR rtl-optimization/66206
25343 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
25344 All callers changed.
25346 2016-01-07 Jakub Jelinek <jakub@redhat.com>
25348 PR tree-optimization/69141
25349 * tree-ssa-pre.c: Include langhooks.h.
25350 (eliminate_dom_walker::before_dom_children): Use
25351 lang_hooks.decl_printable_name instead of
25352 cgraph_node::get ()->name ().
25354 PR middle-end/68960
25355 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
25356 it and DECL_ALIGN too.
25358 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25360 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25362 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25365 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25366 depending on frame_pointer_needed before remaining integer and SSE
25367 registers are saved.
25369 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25371 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25372 mode iterator with VSX_M2.
25373 (*p9_vecstore_<mode>): Likewise.
25374 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25375 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25376 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25377 (define_split for VSX_LE128 stores): Likewise.
25378 (define_peephole2 for TImode LE swaps): Likewise.
25379 (define_split for VSX_LE128 post-reload stores): Likewise.
25381 2016-01-06 Marek Polacek <polacek@redhat.com>
25384 * convert.c (convert_to_integer_1): Adjust call to
25385 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25386 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25387 EXPR instead of ARG.
25388 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25390 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25393 * doc/extend.texi (RL78 Variable Attributes): New section.
25395 2016-01-05 Marek Polacek <polacek@redhat.com>
25398 * builtins.c (get_memmodel): Use expansion point location rather than
25399 the input location. Call warning_at rather than warning.
25400 (expand_builtin_atomic_compare_exchange): Likewise.
25401 (expand_builtin_atomic_load): Likewise.
25402 (expand_builtin_atomic_store): Likewise.
25403 (expand_builtin_atomic_clear): Likewise.
25405 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25408 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25409 Replace nonimmediate_operand with vector_operand.
25410 * config/i386/predicates.md (vector_operand): New predicate.
25411 (general_vector_operand): Replace nonimmediate_operand with
25413 * config/i386/sse.md: Replace nonimmediate_operand with
25414 vector_operand and m constraint with Bm constraint on SSE
25415 patterns with 16-byte memory operand.
25416 * config/i386/subst.md (round_nimm_predicate): Replace
25417 nonimmediate_operand with vector_operand.
25418 (round_saeonly_nimm_predicate): Likewise.
25419 (round_saeonly_nimm_scalar_predicate): New.
25421 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25424 * config/i386/constraints.md (Bm): New constraint.
25425 * config/i386/predicates.md (vector_memory_operand): New
25427 * config/i386/sse.md: Replace xm with xBm in plusminus and
25428 any_logic patterns.
25430 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25433 * doc/extend.texi (V850 Function Attributes): New section.
25434 (V850 Variable Attributes): New section.
25436 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25439 * doc/extend.texi (MicroBlaze Function Attributes): Document
25440 interrupt_handler and fast_interrupt attributes.
25442 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25445 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25446 for local symbolic operands.
25447 * config/ia64/predicates.md (local_symbolic_operand64): New
25450 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25452 PR rtl-optimization/68651
25453 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25456 2016-01-05 Nathan Sidwell <nathan@acm.org>
25458 * alias.c (compare_base_decls): Use symtab_node::get.
25460 2016-01-05 Nick Clifton <nickc@redhat.com>
25463 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25464 secondary_reload_info structure.
25467 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25468 decls if weak support is available.
25470 2016-01-04 Martin Sebor <msebor@redhat.com>
25472 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25474 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25476 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25477 OPTION_MASK_P9_DFORM.
25479 * config/rs6000/constraints.md (wo constraint): New constraint for
25482 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25484 (rs6000_init_hard_regno_mode_ok): Likewise.
25486 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25489 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25490 expanders not to have constraints. Add support for ISA 3.0 xxperm
25491 instruction. Add support for fusing xxlor with xxperm.
25492 (altivec_vperm_<mode>_internal): Likewise.
25493 (altivec_vperm_v8hiv16qi): Likewise.
25494 (altivec_vperm_<mode>v16q): Likewise.
25495 (altivec_vperm_<mode>_uns): Likewise.
25496 (vperm_v8hiv4si): Likewise.
25497 (vperm_v16qiv8hi): Likewise.
25499 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25501 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25503 Update copyright years.
25505 * gcc.c (process_command): Update copyright notice dates.
25506 * gcov-dump.c (print_version): Ditto.
25507 * gcov.c (print_version): Ditto.
25508 * gcov-tool.c (print_version): Ditto.
25509 * gengtype.c (create_file): Ditto.
25510 * doc/cpp.texi: Bump @copying's copyright year.
25511 * doc/cppinternals.texi: Ditto.
25512 * doc/gcc.texi: Ditto.
25513 * doc/gccint.texi: Ditto.
25514 * doc/gcov.texi: Ditto.
25515 * doc/install.texi: Ditto.
25516 * doc/invoke.texi: Ditto.
25518 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25520 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25521 modes larger than TImode as TImode if NEON is not enabled.
25523 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25526 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25527 mode for %f0-%f31 only if TARGET_FPU.
25529 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25532 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25533 to compute the PACKED_P predicate.
25534 (function_arg_record_value): Minor tweaks.
25536 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25538 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25539 option for arm*-*-* targets.
25541 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25543 * doc/extend.texi (Common Function Attributes): Move docs for
25544 MSP430-specific attributes to....
25545 (MSP430 Function Attributes): ...here. Delete the redundant
25546 entries and copy-edit the remaining text.
25547 (MSP430 Variable Attributes): Use uniform format for index
25548 entries and add a cross-reference to the corresponding function
25551 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25553 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25555 (x86 Options): Likewise.
25557 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25561 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25562 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25563 to corresponding attribute.
25565 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25567 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25568 to correct alphabetization of table. Copy-edit and correct
25570 <stack_protect>: Likewise.
25571 <target_clones>: Likewise.
25573 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25574 Correct punctuation.
25575 (Code Gen Options) <-fno-plt>: Copy-edit.
25577 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25580 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25581 SI values. Explicitly convert SI to DI and vice-versa.
25583 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25585 PR tree-optimization/69070
25586 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25587 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25590 * ubsan.c (ubsan_instrument_float_cast): Call
25591 initialize_sanitizer_builtins.
25594 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25596 Copyright (C) 2016 Free Software Foundation, Inc.
25598 Copying and distribution of this file, with or without modification,
25599 are permitted in any medium without royalty provided the copyright
25600 notice and this notice are preserved.