1 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
3 * recog.c (split_insn): Copy the original SET_SRC before using
6 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
8 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
10 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
12 PR tree-optimization/53805
13 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
14 UNORDERED_EXPR even for trapping floating point.
16 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
20 * ipa-inline-analysis.c (inline_free_summary): Return if
21 inline_edge_summary_vec is NULL.
23 * ipa-split.c (execute_split_functions): Check if a function
24 is inlinable only if inline_edge_summary_vec != NULL.
26 * ipa.c (symtab_remove_unreachable_nodes): Restore
27 cgraph_propagate_frequency call when something was changed.
28 (free_inline_summary): New function.
29 (pass_ipa_free_inline_summary): New pass.
31 * passes.c (init_optimization_passes): Add
32 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
34 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
36 * tree-pass.h (pass_ipa_free_inline_summary): New.
38 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
40 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
43 2012-08-02 Richard Guenther <rguenther@suse.de>
45 * tree-into-ssa.c (struct common_info_d): New struct.
46 (struct var_info_d, struct ssa_name_info): Use it.
47 (get_ssa_name_ann): Adjust.
48 (get_phi_state, set_phi_state): Remove.
49 (get_common_info): New function.
50 (get_current_def, set_current_def): Adjust.
51 (get_def_blocks_for): Take a common info as param.
52 (set_def_block): Call get_common_info once.
53 (set_livein_block): Likewise.
54 (find_def_blocks_for): Adjust.
55 (insert_phi_nodes): Likewise.
56 (register_new_def): Call get_common_info once.
57 (get_reaching_def): Likewise.
58 (rewrite_debug_stmt_uses): Likewise.
59 (rewrite_leave_block): Likewise.
60 (dump_currdefs): Likewise.
61 (debug_var_infos_r): Adjust.
62 (register_new_update_single): Call get_common_info once.
63 (maybe_replace_use_in_debug_stmt): Likewise.
64 (rewrite_update_leave_block): Likewise.
65 (mark_use_interesting): Adjust.
66 (create_new_def_for): Likewise.
67 (update_ssa): Likewise.
69 2012-08-02 Michael Matz <matz@suse.de>
71 * tree-ssa-live.c (set_is_used): Return a bool.
72 (mark_all_vars_used): Don't take data argument.
73 (mark_all_vars_used_1): Adjust calls to above, merge handling
74 of local and global vars.
75 (remove_unused_scope_block_p): Don't take global_unused_vars,
76 merge handling of local and global vars.
77 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
78 use is_used_p for local and global vars.
80 2012-08-02 Richard Guenther <rguenther@suse.de>
82 * tree-flow.h (make_rename_temp): Remove.
83 * tree-dfa.c (make_rename_temp): Likewise.
84 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
85 instead of make_rename_temp.
86 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
87 expand_omp_atomic_pipeline): Likewise.
88 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
89 build_tm_store, expand_call_tm, expand_transaction,
90 ipa_tm_insert_gettmclone_call): Likewise.
91 * tree-complex.c (expand_complex_div_wide): Likewise.
92 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
94 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
96 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
97 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
98 gimple_mod_subtract): Likewise.
100 2012-08-02 Richard Guenther <rguenther@suse.de>
102 * tree-flow.h (set_default_def): Rename to ...
103 (set_ssa_default_def): ... this. Take a struct function argument.
104 (gimple_default_def): Rename to ...
105 (ssa_default_def): ... this.
106 (get_or_create_ssa_default_def): New function.
107 * tree-dfa.c: Likewise.
108 (dump_variable): Adjust.
109 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
111 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
113 (split_function): Likewise.
114 * lto-streamer-in.c (input_ssa_names): Adjust.
115 * omp-low.c (expand_omp_taskreg): Likewise.
116 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
117 * tree-complex.c (init_parameter_lattice_values): Adjust.
118 (get_component_ssa_name): Likewise.
119 (update_parameter_components): Likewise.
120 * tree-inline.c (remap_ssa_name): Likewise.
121 (setup_one_parameter): Likewise.
122 (initialize_inlined_parameters): Likewise.
123 (declare_return_variable): Likewise.
124 (expand_call_inline): Likewise.
125 (tree_function_versioning): Likewise.
126 * tree-into-ssa.c (get_default_def_for): Remove.
127 (get_reaching_def): Use get_or_create_ssa_default_def instead.
128 * tree-predcom.c (replace_ref_with): Adjust.
129 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
130 (is_unused_scalar_param): Likewise.
131 (ptr_parm_has_direct_uses): Likewise.
132 (sra_ipa_reset_debug_stmts): Likewise.
133 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
134 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
135 * tree-ssa-live.c (verify_live_on_entry): Likewise.
136 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
137 avoid repeated default def lookups.
138 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
139 * tree-tailcall.c (arg_needs_copy_p): Adjust.
140 (tree_optimize_tail_calls_1): Likewise.
142 2012-08-02 Richard Guenther <rguenther@suse.de>
144 PR tree-optimization/50672
146 2012-08-01 Richard Guenther <rguenther@suse.de>
148 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
149 (replace_block_by): Adjust.
151 2012-08-02 Richard Guenther <rguenther@suse.de>
153 * tree-dfa.c (referenced_var_lookup): Remove.
154 (find_referenced_vars): Remove.
155 (pass_referenced_vars): Likewise.
156 (make_rename_temp): Do not add referenced vars.
157 (dump_referenced_vars): Remove.
158 (debug_referenced_vars): Likewise.
159 (dump_dfa_stats): Do not dump referenced var stats.
160 (find_vars_r): Remove.
161 (find_referenced_vars_in): Likewise.
162 (referenced_var_check_and_insert): Likewise.
163 (add_referenced_var_1): Likewise.
164 (remove_referenced_var): Likewise.
165 * tree-flow.h (referenced_var_lookup): Likewise.
166 (struct gimple_df): Remove referenced_vars member.
167 (typedef referenced_var_iterator): Remove.
168 (FOR_EACH_REFERENCED_VAR): Likewise.
169 (num_referenced_vars): Likewise.
170 (debug_referenced_vars, dump_referenced_vars): Likewise.
171 (add_referenced_var_1, add_referenced_var): Likewise.
172 (remove_referenced_var): Likewise.
173 (find_referenced_vars_in): Likewise.
174 * tree-flow-inline.h (gimple_referenced_vars): Remove.
175 (first_referenced_var): Likewise.
176 (end_referenced_vars_p): Likewise.
177 (next_referenced_var): Likewise.
178 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
179 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
181 * tree-into-ssa.c (dump_decl_set): Likewise.
182 (pass_build_ssa): Do not require PROP_referenced_vars.
183 * tree-ssa.c (target_for_debug_bind): Virtual operands are
184 not suitable, but all register type vars are.
185 (init_tree_ssa): Do not allocate referenced vars.
186 (delete_tree_ssa): Do not free referenced vars.
187 * cgraphunit.c (init_lowered_empty_function): Do not set
188 PROP_referenced_vars.
189 (assemble_thunk): Do not add referenced vars.
190 * gimple-fold.c (canonicalize_constructor_val): Likewise.
191 (gimplify_and_update_call_from_tree): Likewise.
192 * gimple-streamer-in.c (input_bb): Likewise.
193 * passes.c (init_optimization_passes): Do not run
194 pass_referenced_vars.
195 (dump_properties): Do not dump PROP_referenced_vars.
196 * tree-inline.c (remap_decl): Do not add referenced vars.
197 (remap_gimple_op_r): Likewise.
198 (copy_tree_body_r): Likewise.
200 (setup_one_parameter): Likewise.
201 (declare_return_variable): Likewise.
202 (copy_decl_for_dup_finish): Likewise.
203 (copy_arguments_for_versioning): Likewise.
204 (tree_function_versioning): Likewise.
205 * tree-pass.h (PROP_referenced_vars): Remove.
206 (pass_referenced_vars): Likewise.
207 * tree-profile.c (gimple_gen_edge_profiler): Do not add referenced vars.
208 (gimple_gen_interval_profiler): Likewise.
209 (gimple_gen_pow2_profiler): Likewise.
210 (gimple_gen_one_value_profiler): Likewise.
211 (gimple_gen_ic_profiler): Likewise.
212 (gimple_gen_average_profiler): Likewise.
213 (gimple_gen_ior_profiler): Likewise.
214 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
215 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
216 (move_stmt_op): Likewise.
217 * tree-ssa-operands.c (create_vop_var): Likewise.
218 * gimple-low.c (record_vars_into): Likewise.
219 * gimplify.c (gimple_regimplify_operands): Likewise.
220 (force_gimple_operand_1): Likewise.
221 * omp-low.c (expand_omp_for_generic): Likewise.
222 (expand_omp_for_static_chunk): Likewise.
223 (expand_omp_atomic_pipeline): Likewise.
224 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
225 (translate_clast_assignment): Likewise.
226 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
227 (handle_scalar_deps_crossing_scop_limits): Likewise.
228 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
229 * ipa-split.c (split_function): Likewise.
230 * matrix-reorg.c (transform_access_sites): Likewise.
231 * trans-mem.c (tm_log_add): Likewise.
232 (ipa_tm_insert_gettmclone_call): Likewise.
233 * tree-complex.c (create_one_component_var): Likewise.
234 * tree-if-conv.c (ifc_temp_var): Likewise.
235 * tree-parloops.c (take_address_of): Likewise.
236 (initialize_reductions): Likewise.
237 (separate_decls_in_region_name): Likewise.
238 (create_call_for_reduction_1): Likewise.
239 (separate_decls_in_region): Likewise.
240 * tree-predcom.c (predcom_tmp_var): Likewise.
241 (reassociate_to_the_same_stmt): Likewise.
242 * tree-sra.c (build_ref_for_offset): Likewise.
243 (create_access_replacement): Likewise.
244 (get_replaced_param_substitute): Likewise.
245 (sra_ipa_reset_debug_stmts): Likewise.
246 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
247 (rewrite_bittest): Likewise.
248 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
249 * tree-ssa-loop-manip.c (create_iv): Likewise.
250 (tree_transform_and_unroll_loop): Likewise.
251 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
252 (build_and_insert_call): Likewise.
253 (gimple_expand_builtin_cabs): Likewise.
254 (execute_optimize_bswap): Likewise.
255 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
256 (abs_replacement): Likewise.
257 (cond_store_replacement): Likewise.
258 (cond_if_else_store_replacement_1): Likewise.
259 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
260 * tree-ssa-pre.c (get_representative_for): Likewise.
261 (create_expression_by_pieces): Likewise.
262 (insert_into_preds_of_block): Likewise.
263 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
264 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
265 (eliminate_redundant_comparison): Likewise.
266 (rewrite_expr_tree_parallel): Likewise.
267 (get_reassoc_pow_ssa_name): Likewise.
268 * tree-ssa-strlen.c (get_string_length): Likewise.
269 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
270 (build_arrays): Likewise.
271 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
272 (create_tailcall_accumulator): Likewise.
273 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
274 (vect_create_addr_base_for_vector_ref): Likewise.
275 (vect_permute_store_chain): Likewise.
276 (vect_permute_load_chain): Likewise.
277 * tree-vect-generic.c (expand_vector_divmod): Likewise.
278 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
279 (vect_build_loop_niters): Likewise.
280 (vect_generate_tmps_on_preheader): Likewise.
281 (vect_update_ivs_after_vectorizer): Likewise.
282 (vect_gen_niters_for_prolog_loop): Likewise.
283 (vect_do_peeling_for_alignment): Likewise.
284 (vect_create_cond_for_align_checks): Likewise.
285 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
286 (vect_handle_widen_op_by_const): Likewise.
287 (vect_operation_fits_smaller_type): Likewise.
288 (vect_recog_over_widening_pattern): Likewise.
289 * tree-vect-stmts.c (vect_init_vector): Likewise.
291 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
294 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
296 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
299 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
300 falling back to copy_rtx on non-autoinc machines.
301 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
303 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
306 * valtrack.h, valtrack.c: New.
307 * Makefile.in (VALTRACK_H): New.
308 (OBJS): Add valtrack.o.
310 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
311 * combine.c: Include valtrack.h.
312 (make_compound_operation): Publish.
313 (cleanup_auto_inc_dec): Move to valtrack.c.
314 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
315 (propagate_for_debug): Likewise. Add this_basic_block parameter.
317 * cselib.c: Include valtrack.h.
319 * df-problems.c: Likewise.
320 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
321 (dead_debug_finish, dead_debug_add): Likewise.
322 (dead_debug_insert_temp): Likewise.
323 * df.h (struct dead_debug_use): Move to valtrack.h.
324 (struct dead_debug, enum debug_temp_where): Likewise.
325 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
326 (dead_debug_finish, dead_debug_add): Likewise.
327 (dead_debug_insert_temp): Likewise.
328 * rtl.h (make_compound_operation): Declare.
330 2012-08-01 Catherine Moore <clm@codesourcery.com>
331 Sandra Loosemore <sandra@codesourcery.com>
334 * config/mips/mips-cpus.def (34kn): New.
335 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
336 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
337 * config/mips/mips-tables.opt: Regenerate.
338 * doc/invoke.texi (MIPS Options): Document -march=34kn.
340 2012-08-01 Richard Henderson <rth@redhat.com>
343 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
344 * cfgexpand.c (gimple_expand_cfg): Initialise it.
345 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
346 alignment requirements given the known alignment of dynamic_offset.
347 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
349 2012-08-01 Richard Henderson <rth@redhat.com>
351 * expmed.h (NUM_MODE_PARTIAL_INT): New.
352 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
353 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
354 (struct expmed_op_costs): Likewise.
355 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
356 (expmed_mode_index): New.
357 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
358 (convert_cost_ptr): Likewise.
359 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
360 (init_expmed_one_conv): Split out from ...
361 (init_expmed_one_mode): ... here. Iterate conversions over
362 partial integer modes too.
363 (init_expmed): Iterate over partial integer modes too.
365 2012-08-01 Richard Henderson <rth@redhat.com>
367 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
368 (m32c_init_libfuncs): Remove.
369 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
370 (cstore<QHPSI>4): New expander.
372 2012-08-01 Richard Guenther <rguenther@suse.de>
374 * tree-flow-inline.h (referenced_var): Remove.
375 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
377 * tree-sra.c (candidates): New global hashtable.
378 (candidate): New function.
379 (sra_initialize): Initialize candidates.
380 (sra_deinitialize): Free candidates.
381 (disqualify_candidate): Remove candidate from candidates.
382 (maybe_add_sra_candidate): New function.
383 (find_var_candidates): Walk over all local decls and parameters,
384 add candidates to candidates hashtable.
385 (find_param_candidates): Add candidates to candidates hashtable.
386 (analyze_all_variable_accesses): Use candidate instead of
389 2012-08-01 Tom de Vries <tom@codesourcery.com>
391 * tree-vrp.c (find_case_label_ranges): New function.
392 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
393 find_case_label_ranges instead of find_case_label_range. Handle second
396 2012-08-01 Michael Matz <matz@suse.de>
398 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
399 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
400 (dump_dfa_stats): Don't dump stats about var anns.
401 (collect_dfa_stats): Don't collect them.
402 (add_referenced_var_1): Don't set var annotation pointers.
403 (remove_referenced_var): Ditto, and only remove it it's in the
406 * tree-flow-inline.h (var_ann): Remove.
407 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
409 * tree-inline.c (remapped_type): Remove.
410 (can_be_nonlocal): Most variable will be considered live here,
411 return false earlier.
412 (remap_decls): Don't call var_ann, all variables will be considered
414 (copy_debug_stmt): Ditto, and use is_global_var.
416 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
417 determine if a variable was referred to, not var_ann.
418 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
419 (remove_unused_locals): Ditto.
420 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
421 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
422 * tree.c (copy_node_stat): Don't clear var ann pointer.
423 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
425 (DECL_VAR_ANN_PTR): Remove.
427 2012-08-01 Michael Matz <matz@suse.de>
429 * tree-flow.h (struct var_ann_d): Rename used member.
430 (set_is_used): Don't declare.
431 * tree-flow-inline.h (clear_is_used): Remove.
432 (set_is_used, is_used_p): Move to ...
433 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
435 (usedvars): New bitmap.
436 (dump_scope_block): Don't dump unusedness.
437 (remove_unused_locals): Allocate and free usedvars.
438 * tree-nrv.c (tree_nrv): Don't clear used flags here.
440 2012-08-01 Michael Matz <matz@suse.de>
442 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
444 * tree-ssa-live.h (struct _var_map): Remove basevars member.
445 (VAR_ANN_BASE_INDEX): Remove.
446 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
447 of var annotation to compress index space. Don't deal with above
449 (var_map_base_fini): Don't free basevars.
450 (init_var_map): Don't clear basevars.
452 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
454 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
455 base_name to base_expr.
456 (struct cand_chain_d): Likewise.
457 (base_cand_hash): Likewise.
458 (base_cand_eq): Likewise.
459 (record_potential_basis): Likewise.
460 (alloc_cand_and_find_basis): Likewise.
461 (create_mul_ssa_cand): Likewise.
462 (create_mul_imm_cand): Likewise.
463 (create_add_ssa_cand): Likewise.
464 (create_add_imm_cand): Likewise.
465 (slsr_process_cast): Likewise.
466 (slsr_process_copy): Likewise.
467 (dump_candidate): Likewise.
468 (base_cand_dump_callback): Likewise.
469 (unconditional_cands_with_known_stride_p): Likewise.
470 (cand_increment): Likewise.
472 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
474 PR tree-optimization/46556
475 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
476 (base_cand_map): Change to hash table.
477 (base_cand_hash): New function.
478 (base_cand_free): Likewise.
479 (base_cand_eq): Likewise.
480 (lookup_cand): Change base_cand_map to hash table.
481 (find_basis_for_candidate): Likewise.
482 (base_cand_from_table): Exclude CAND_REF.
483 (restructure_reference): New function.
484 (slsr_process_ref): Likewise.
485 (find_candidates_in_block): Call slsr_process_ref.
486 (dump_candidate): Handle CAND_REF.
487 (base_cand_dump_callback): New function.
488 (dump_cand_chains): Change base_cand_map to hash table.
489 (replace_ref): New function.
490 (replace_refs): Likewise.
491 (analyze_candidates_and_replace): Call replace_refs.
492 (execute_strength_reduction): Change base_cand_map to hash table.
494 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
496 * config/i386/i386.c (ix86_address_subreg_operand): Reject
498 (ix86_print_operand_address): Assert that parts.base and parts.index
499 are non-NULL after call to simplify_subreg.
501 2012-08-01 Richard Guenther <rguenther@suse.de>
503 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
505 2012-08-01 Richard Guenther <rguenther@suse.de>
507 * graphite-clast-to-gimple.c (translate_clast_user): Rename
509 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
511 * tree-call-cdce.c (tree_call_cdce): Use
512 mark_virtual_operands_for_renaming.
513 * tree-eh.c (sink_clobbers): Simplify.
514 * tree-flow.h (mark_sym_for_renaming): Remove.
515 (mark_virtual_operands_for_renaming): New function.
516 * tree-if-conv.c (tree_if_conversion): Use
517 mark_virtual_operands_for_renaming.
518 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
519 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
520 (mark_virtual_operands_for_renaming): New function.
521 * tree-loop-distribution.c (tree_loop_distribution): Use
522 mark_virtual_operands_for_renaming.
523 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
524 update stmts, use mark_virtual_operands_for_renaming.
525 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
526 (replace_block_by): Adjust.
527 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
528 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
529 mark_virtual_operands_for_renaming.
530 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
531 * tree-vectorizer.c (vectorize_loops): Likewise.
533 2012-08-01 Richard Guenther <rguenther@suse.de>
535 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
536 add ssa_renaming_needed and rename_vops flags.
537 (SYMS_TO_RENAME): Remove.
538 (symbol_marked_for_renaming): Likewise.
539 (mark_virtual_ops_for_renaming): Likewise.
540 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
542 (mark_for_renaming, marked_for_renaming): New functions.
543 (symbol_marked_for_renaming): Remove.
544 (dump_currdefs): Adjust.
545 (maybe_replace_use): Likewise.
546 (maybe_replace_use_in_debug_stmt): Likewise.
547 (maybe_register_def): Likewise.
548 (rewrite_update_phi_arguments): Likewise.
549 (rewrite_update_enter_block): Likewise.
550 (fini_ssa_renamer): Clear update SSA status here ...
551 (delete_update_ssa): ... not here. Free rename set.
552 (prepare_block_for_update): Compute which decls need renaming.
553 (dump_update_ssa): Adjust.
554 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
555 (need_ssa_update_p): Adjust.
556 (insert_updated_phi_nodes_for): Likewise.
557 (update_ssa): Likewise.
558 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
559 for virtual and real operands.
560 (finalize_ssa_uses): Likewise.
561 * tree-ssanames.c (init_ssanames): Adjust.
562 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
563 execute_update_addresses_taken): Add bitmap to keep track of which
564 candidates are suitable for rewriting and later renaming by SSA update.
565 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
566 * tree-dfa.c (make_rename_temp): Do not mark real operands for
568 * cgraphunit.c (assemble_thunk): Likewise.
569 * gimplify.c (gimple_regimplify_operands): Likewise.
570 (force_gimple_operand_1): Likewise.
571 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
572 * tree-inline.c (declare_return_variable): Likewise.
573 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
574 mark_virtual_ops_for_renaming.
575 (create_stores_for_reduction): Likewise.
576 (create_loads_and_stores_for_name): Likewise.
577 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
578 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
579 (execute_load_motion): Likewise.
580 (remove_stmt): Likewise.
581 (execute_pred_commoning_chain): Likewise.
582 * tree-sra.c (create_access_replacement): Do not rename real operands.
583 (get_unrenamed_access_replacement): Unify with ...
584 (get_access_replacement): ... this.
585 (get_repl_default_def_ssa_name): Adjust.
586 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
588 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
589 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
591 2012-07-31 DJ Delorie <dj@redhat.com>
593 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
594 extensions for TPF, unless specifically selected.
596 2012-08-01 Alan Modra <amodra@gmail.com>
599 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
600 of lo_sum offsets. Comment. Assert mode at least word size
601 rather than bypassing powerpc64 word offset check.
603 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
605 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
606 costs for vec_perm and vec_promote_demote down to more natural values.
607 (struct _rs6000_cost_data): New data structure.
608 (rs6000_density_test): New function.
609 (rs6000_init_cost): Change to use rs6000_cost_data.
610 (rs6000_add_stmt_cost): Likewise.
611 (rs6000_finish_cost): Perform density test when vectorizing a loop.
613 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
615 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
616 of RTX_UNARY function-like operations. Print unknown expression
617 RTX classes as pseudo-functions.
618 (print_pattern): Simplify return pattern printing.
619 (dump_insn_slim): Print the value of notes as a pattern for proper
620 printing of CFA notes.
622 2012-07-31 Dehao Chen <dehao@google.com>
624 * predict.c (tree_estimate_probability_driver): Normalize the
625 loop when initializing the loop optimizer.
627 2012-07-31 Richard Guenther <rguenther@suse.de>
629 * tree-flow.h (struct var_ann_d): Remove need_phi_state
630 and current_def members.
631 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
632 (def_blocks): Remove.
633 (struct var_info_d): New.
634 (var_infos): New hashtable.
635 (struct ssa_name_info): Add def_blocks member.
636 (get_ssa_name_ann): Adjust.
637 (get_var_info): New function.
638 (get_phi_state, set_phi_state, get_current_def,
639 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
640 (insert_phi_nodes_compare_def_blocks): Rename to ...
641 (insert_phi_nodes_compare_var_infos): ... this and adjust.
642 (insert_phi_nodes): Adjust.
643 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
644 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
645 (debug_def_blocks_r): Rename to ...
646 (debug_var_infos_r): ... this and adjust.
647 (var_info_hash): New function.
648 (var_info_eq): Likewise.
649 (rewrite_blocks): Adjust.
650 (init_ssa_renamer): Likewise.
651 (fini_ssa_renamer): Likewise.
652 (delete_update_ssa): Likewise.
653 (update_ssa): Likewise.
654 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
656 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
658 PR tree-optimization/53773
659 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
660 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
661 * tree-vect-loop.c (new_loop_vec_info): Initialize
662 LOOP_VINFO_OPERANDS_SWAPPED field.
663 (destroy_loop_vec_info): Restore canonical form.
664 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
665 (vect_is_simple_reduction_1): Likewise.
667 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
669 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
670 start of each new line.
671 * final.c (final_scan_insn): If the final dump is requested as
672 slim RTL, dump slim RTL to the assembly file also.
674 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
678 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
681 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
683 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
684 only if producer writes to the register given by regno.
686 2012-07-31 Nick Clifton <nickc@redhat.com>
688 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
689 support for reporting stack usage.
691 * config/frv/frv.c (QUAD): Fix typo.
692 (frv_expand_prologue): Report stack usage.
694 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
697 * gengtype.c (struct walk_type_data): Add have_this_obj field.
698 (walk_type): For functions that take a this_obj argument and
699 that process fields with a GTY((length)) argument, write the
700 test that write_types_local_process_field will write also at the
701 head of the loop, effectively unswitching the loop.
702 (write_func_for_structure, write_local_func_for_structure): Clear
703 have_this_obj before calling walk_type.
704 (write_local_func_for_structure): Set have_this_obj before walk_type.
705 (write_array): Set have_this_obj for output of local pointer walking
706 functions but not for marker functions.
707 (write_types_local_process_field): Assert have_this_obj is set.
709 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
712 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
715 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
716 * targhooks.c (default_mode_dependent_address_p): Delete code
717 for GO_IF_MODE_DEPENDENT_ADDRESS.
718 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
719 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
720 * doc/tm.texi: Regenerate.
721 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
722 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
724 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
725 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
726 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
727 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
728 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
729 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
731 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
733 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
735 * expmed.h (NUM_MODE_VECTOR_INT): Define.
736 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
737 (struct target_expmed): Convert x_mul_highpart_cost and
738 x_mul_widen_cost fields to be indexed by integer modes.
739 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
740 of type struct expmed_op_cheap. Convert other cost fields to be
741 of type struct_expmed_op_costs.
742 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
743 indexing of respective fields.
744 (expmed_op_cheap_ptr): New function.
745 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
746 (expmed_op_cost_ptr): New function.
747 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
748 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
749 sdiv_cost_ptr, udiv_cost_ptr): Call it.
751 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
752 Julian Brown <julian@codesourcery.com>
754 * doc/invoke.texi (MIPS Options): Document -mno-float.
755 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
758 2012-07-30 Joseph Myers <joseph@codesourcery.com>
760 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
762 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
765 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
766 for special cases. Don't initialize coeff and is_neg.
768 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
769 Richard Earnshaw <rearnsha@arm.com>
771 * target.def (vector_alignment): New target hook.
772 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
773 * doc/tm.texi: Regenerate.
774 * targhooks.c (default_vector_alignment): New function.
775 * targhooks.h (default_vector_alignment): Add prototype.
776 * stor-layout.c (layout_type): Use targetm.vector_alignment.
777 * config/arm/arm.c (arm_vector_alignment): New function.
778 (TARGET_VECTOR_ALIGNMENT): Define.
780 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
781 vector type alignment instead of size.
782 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
783 element type size directly instead of computing it from alignment.
784 Fix variable naming and comment.
786 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
787 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
789 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
790 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
791 (ix86_handle_option): Handle mrdseed option.
792 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
793 (x86_64-*-*): Likewise.
794 * config/i386/prfchwintrin.h: New header.
795 * config/i386/cpuid.h (bit_RDSEED): New.
796 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
798 * config/i386/i386-c.c: Define __RDSEED__ if needed.
799 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
801 (ix86_option_override_internal): Handle new option.
802 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
803 (ix86_builtins): Add enum entries for RDSEED* builtins.
804 (ix86_init_mmx_sse_builtins): Define new builtins.
805 (ix86_expand_builtin): Expand RDSEED* builtins.
806 * config/i386/i386.h (TARGET_RDSEED): New.
807 * config/i386/i386.md (rdseed<mode>_1): New.
808 * config/i386/i386.opt (mrdseed): New.
809 * config/i386/x86intrin.h: Include rdseedintrin.h.
811 2012-07-30 Richard Guenther <rguenther@suse.de>
813 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
814 (rewrite_stmt): Likewise.
815 (rewrite_enter_block): Likewise.
816 (pass_build_ssa): Do not update virtual SSA form during TODO.
817 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
818 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
820 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
823 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
826 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
829 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
830 Use t_reg_operand predicate. Add split for negated case.
831 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
832 * config/sh/sh.c (expand_ashiftrt): Likewise.
834 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
837 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
838 of trying to emit ashlsi3_n.
840 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
841 Steven Bosscher <steven@gcc.gnu.org>
843 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
844 option applications and option being applied to arrays of atomic types.
845 (walk_type): Allow "atomic" option on strings too.
846 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
848 * vec.h: Describe the atomic object "A" type of the macros in
850 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
851 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
852 * doc/gty.texi: Clarify that GTY option "length" is only for
853 arrays of non-atomic objects. Fix typo in the description of the
856 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
858 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
859 zero-extended addresses. Return false if the address has less
861 (ix86_split_lea_for_addr): Unconditionally convert target and
862 all address operands to requested mode.
863 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
864 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
866 (zero-extended add splitter): New splitter to conditionally split
867 non-destructive adds.
868 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
870 2012-07-28 Alan Modra <amodra@gmail.com>
873 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
874 multi-gpr reload to cases where predicate passes. Do the same for
875 64-bit multi-gpr reload.
877 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
879 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
880 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
881 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
882 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
883 macro definitions and re-purpose as inline functions.
884 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
885 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
886 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
887 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
888 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
889 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
890 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
891 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
892 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
894 (convert_cost_ptr): New function, split out from...
895 (set_convert_cost, convert_cost): ...here.
896 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
897 * gimple-ssa-strength-reduction.c: Likewise.
899 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
901 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
902 diagnostic_initialize.
904 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
907 * config/sh/sh.c (shiftcosts): Remove case where first operand
908 is a const_int. Move COSTS_N_INSNS usage into caller ...
909 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
910 calculated instead of MAX_COST.
912 2012-07-27 Richard Guenther <rguenther@suse.de>
914 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
915 check whether SSA form is not up-to-date.
916 * tree-flow.h (name_mappings_registered_p): Remove.
917 * tree-into-ssa.c (struct repl_map_d): Remove.
918 (repl_tbl): Likewise.
919 (struct ssa_name_info): Add repl_set member.
920 (update_ssa_obstack): New static global.
921 (get_ssa_name_ann): Initialize repl_set.
922 (clear_ssa_name_info): Assert age did not wrap.
923 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
924 (names_replaced_by): Adjust.
925 (add_to_repl_tbl): Likewise.
926 (dump_tree_ssa_stats): Likewise.
927 (init_update_ssa): Initialize update_ssa_obstack.
928 (delete_update_ssa): Free update_ssa_obstack.
929 (name_mappings_registered_p): Remove.
930 (update_ssa): Adjust.
932 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
934 * config/rs6000/constraints.md: Delete "q" constraint.
935 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
936 Delete the "q" alternative.
937 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
938 * config/rs6000/rs6000.c (rs6000_debug_reg_global,
939 rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
940 Adjust to MQ_REGNO removal.
941 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
943 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
944 (enum reg_class): Adjust comment. Delete MQ_REGS.
945 (REG_CLASS_CONTENTS): Adjust.
946 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
947 * config/rs6000/rs6000.md: Delete MQ_REGNO.
948 (movsi_internal1, movsi_internal1_single, movhi_internal,
949 movqi_internal, movcc_internal1, movsf_hardfloat,
950 movsf_softfloat): Delete the "q" alternative.
951 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
952 ctr<mode>_internal6): Delete "q" constraint.
954 2012-07-27 Richard Guenther <rguenther@suse.de>
956 * tree-into-ssa.c (def_blocks_p): New typedef.
957 (insert_phi_nodes_compare_def_blocks): New function.
958 (insert_phi_nodes): Do not walk over referenced vars, instead
959 walk over recorded def_blocks, record relevant ones and sort
960 them to avoid repeated hashtable lookups.
962 2012-07-27 Richard Guenther <rguenther@suse.de>
964 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
965 Remove param documentation.
966 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
967 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
968 * tree-flow.h (mark_set_for_renaming): Remove.
969 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
970 (add_new_name_mapping): Remove bookkeeping code.
971 (dump_update_ssa): Remove stats dumping code.
972 (init_update_ssa): Remove stats allocation code.
973 (delete_update_ssa): Remove stats freeing code.
974 (mark_set_for_renaming): Remove.
975 (switch_virtuals_to_full_rewrite_p): Likewise.
976 (switch_virtuals_to_full_rewrite): Likewise.
977 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
979 2012-07-27 Marek Polacek <polacek@redhat.com>
981 * cgraphunit.c: Rename varpool_finalize_variable to
982 varpool_finalize_decl in a comment.
984 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
986 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
987 Delete code for -mno-power, -mpower, and -mpower2.
988 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
989 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
991 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
992 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
993 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
995 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
996 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
997 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
999 (TARGET_POWER): Delete.
1000 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
1001 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1003 (TARGET_POWER): Delete.
1004 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
1005 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1007 (TARGET_POWER): Delete.
1008 * config/rs6000/darwin.h (TARGET_POWER): Delete.
1009 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
1010 support for -mpower, -mpower2, and -mno-power.
1011 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
1013 (rs6000_cpu_cpp_builtins): Likewise.
1014 * config/rs6000/rs6000-cpus.def: Likewise.
1015 * config/rs6000/rs6000-tables.opt: Regenerate.
1016 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
1017 (rs6000_option_override_internal): Adjust.
1018 (rs6000_conditional_register_usage): Adjust.
1019 (rs6000_emit_move): Adjust.
1020 (rs6000_common_init_builtins): Adjust.
1021 (rs6000_init_libfuncs): Adjust.
1022 (rs6000_output_function_prologue): Adjust.
1023 (rs6000_adjust_cost): Adjust.
1024 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
1025 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
1027 (TARGET_DEFAULT): Adjust.
1028 (PROCESSOR_POWER): Delete.
1029 (SHIFT_COUNT_TRUNCATED): Adjust.
1030 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
1031 (extendqisi2_power): Delete.
1032 (extendqisi2_no_power): Adjust.
1033 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
1035 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
1036 (anonymous doz insn patterns): Delete.
1038 (abssi2_power): Delete.
1039 (abssi2_nopower): Adjust.
1040 (nabs_power, nabs_nopower): Likewise.
1041 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
1042 Likewise. Delete anonymous post-reload splitter.
1043 (mulsi3_no_mq_internal1): rename to...
1044 (mulsi3_internal1): New define_insn.
1045 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
1047 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
1048 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
1049 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
1050 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
1051 quous_call): Likewise.
1052 (maskir_internal1, maskir_internal2, maskir_internal3,
1053 maskir_internal4, maskir_internal5, maskir_internal6,
1054 maskir_internal7, maskir_internal8): Delete.
1055 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
1056 (anonymous sl insn patterns): Delete.
1057 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
1058 (lshrsi3_64): Adjust.
1059 (anonymous sr insn patterns): Delete.
1060 (anonymous rrib insn patterns): Delete.
1061 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
1062 (anonymous sra insn patterns): Delete.
1063 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
1064 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
1065 fctiwz_<mode>): Adjust.
1066 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
1067 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
1068 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
1069 umulsi3_highpart_no_mq): Adjust.
1070 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
1071 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
1072 lshrdi3_internal1): Adjust.
1073 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
1074 (movti_power): Delete.
1075 (movti_string): Adjust.
1076 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
1077 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
1078 stmsi4_power, stmsi3_power): Delete.
1079 (anonymous movmemsi insn patterns): Adjust.
1080 (lfq_power2, stfq_power2): Delete.
1081 (eq<mode>, eq<mode>_compare): Adjust.
1082 (eqsi_power): Delete.
1084 (anonymous le, lt, ge, gt insn patterns): Delete.
1085 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
1086 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
1087 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1088 MULTILIB_MATCHES): Adjust.
1089 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
1090 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
1091 Delete -mcpu=power and -mcpu=power2 documentation.
1093 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1095 * config/rs6000/601.md: New file.
1096 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
1098 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
1099 * config/rs6000/driver-rs6000.c (detect_processor_aix,
1100 struct asm_names): Likewise.
1101 * config/rs6000/rios1.md: Delete file.
1102 * config/rs6000/rios2.md: Delete file.
1103 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
1105 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
1106 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
1107 * config/rs6000/rs6000-tables.opt: Regenerated.
1108 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
1110 (rs6000_option_override_internal): Delete support for RIOS CPUs.
1111 (rs6000_conditional_register_usage): Adjust comment.
1112 (rs6000_issue_rate):Delete support for RIOS CPUs.
1113 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
1115 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
1116 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
1117 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
1119 (include "rios1.md", include "rios2.md"): Delete.
1120 (include "601.md"): New.
1121 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
1123 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
1125 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
1126 rios2.md . Add 601.md .
1128 2012-07-26 Richard Henderson <rth@redhat.com>
1130 * doc/extend.texi (attribute): Document hot/cold for labels.
1131 * predict.c (tree_estimate_probability_bb): Handle hot/cold
1132 attributes on user labels.
1133 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
1135 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
1136 Sandra Loosemore <sandra@codesourcery.com>
1138 * cse.c (find_comparison_args): Check for cycles of any length.
1140 2012-07-26 Nick Clifton <nickc@redhat.com>
1142 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
1143 (mn10300_get_live_callee_saved_regs): If requested return a count
1144 of the number of bytes in the mask.
1145 (mn10300_expand_prologue): Add argument to invocation of
1146 mn10300_get_live_callee_regs.
1147 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
1148 mn10300_get_live_callee_saved_regs.
1149 (mn10300_initial_offset): Likewise.
1150 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
1152 * config/mn10300/mn10300.md (return_ret): Add argument to
1153 invocation of mn10300_get_live_callee_saved_regs.
1155 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
1158 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
1159 pointer difference check.
1161 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
1163 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
1164 (mbc_entry_eq): Likewise.
1165 (mult_costs): Likewise.
1166 (cost_tables_exist): Likewise.
1167 (initialize_costs): Likewise.
1168 (finalize_costs): Likewise.
1169 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
1170 (add_regs_cost): Remove.
1171 (multiply_regs_cost): Likewise.
1172 (add_const_cost): Likewise.
1173 (extend_or_trunc_reg_cost): Likewise.
1174 (negate_reg_cost): Likewise.
1175 (struct mbc_entry): Likewise.
1176 (multiply_by_const_cost): Likewise.
1177 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
1178 change multiply_by_const_cost to mult_by_coeff_cost.
1179 (force_expr_to_var_cost): Likewise.
1180 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
1181 (get_computation_cost_at): Change add_regs_cost calls to add_cost
1182 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
1183 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
1184 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
1185 * tree-ssa-address.c (expmed.h): New #include.
1186 (most_expensive_mult_to_index): Change multiply_by_const_cost to
1188 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
1189 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
1190 neg_cost, and convert_cost instead of IVOPTS interfaces.
1191 (execute_strength_reduction): Remove calls to initialize_costs and
1193 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
1194 (init_expmed_one_mode): Initialize convert rtx_def; initialize
1195 x_convert_cost for related modes.
1196 (mult_by_coeff_cost): New function.
1197 * expmed.h (NUM_MODE_INT): New #define.
1198 (struct target_expmed): Add x_convert_cost matrix.
1199 (set_convert_cost): New inline function.
1200 (convert_cost): Likewise.
1201 (mult_by_coeff_cost): New extern decl.
1202 * tree-flow.h (initialize_costs): Remove decl.
1203 (finalize_costs): Likewise.
1204 (multiply_by_const_cost): Likewise.
1205 (add_regs_cost): Likewise.
1206 (multiply_regs_cost): Likewise.
1207 (add_const_cost): Likewise.
1208 (extend_or_trunc_reg_cost): Likewise.
1209 (negate_reg_cost): Likewise.
1210 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
1211 (tree-ssa-address.o): Update dependencies.
1213 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
1215 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
1216 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
1217 (TEST_BIT): Make a static inline function for stronger type checking.
1218 (SET_BIT): Don't handle sbitmaps with popcount.
1219 (RESET_BIT): Likewise.
1220 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
1221 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
1222 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
1223 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
1224 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
1225 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
1226 * sparseset.h: Add explanation of sparse set representation.
1228 2012-07-26 Richard Guenther <rguenther@suse.de>
1230 PR tree-optimization/54098
1231 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
1232 original range was UNDEFINED.
1234 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1236 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
1239 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
1242 * config/sh/sh.opt (mzdcbranch): New option.
1243 * doc/invoke.texi: Document it.
1244 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
1245 instead of TARGET_HARD_SH4.
1246 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
1247 for TARGET_HARD_SH4.
1249 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
1252 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
1254 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
1255 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
1256 from expander. Do not emit shift insn for not-SHMEDIA case.
1257 (ashlsi3_std): Replace with ...
1258 (ashlsi3_k, ashlsi3_d): ... these new insns.
1259 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
1260 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
1261 (gen_ashift_hi): Make static.
1262 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
1265 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
1266 Jim Wilson <jimwilso@cisco.com>
1268 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
1269 TARGET_BIG_ENDIAN_DEFAULT.
1271 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
1273 * gimple-low.c (lower_try_catch): New function.
1274 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
1275 <GIMPLE_CATCH>: Delete.
1276 <GIMPLE_EH_FILTER>: Likewise.
1278 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
1280 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
1281 of BIT_FIELD_REF for ignored results.
1282 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
1283 CONSTRUCTOR has vector type before using vector accessors on it.
1284 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
1285 #2 of BIT_FIELD_REF.
1286 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
1287 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
1288 not process operand #1 and #2.
1289 (convert_local_reference_op): Likewise.
1290 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
1292 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
1293 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
1295 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
1296 (build6_stat): Delete.
1297 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
1299 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
1301 PR tree-optimization/30318
1302 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
1304 [MINUS_EXPR]: Merge with PLUS_EXPR.
1306 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
1307 Paul Brook <paul@codesourcery.com>
1310 * target.def (warn_func_return): New hook.
1311 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
1312 * doc/tm.texi: Regenerate.
1313 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1315 * ipa-pure-const.c (warn_function_noreturn): Check
1316 targetm.warn_func_return.
1317 * tree-cfg.c (execute_warn_function_return): Likewise.
1318 * config/spu/spu.c (spu_warn_func_return): New.
1319 (TARGET_WARN_FUNC_RETURN): Define.
1320 * config/rx/rx.c (rx_warn_func_return): New.
1321 (TARGET_WARN_FUNC_RETURN): Define.
1322 * config/avr/avr.c (avr_warn_func_return): New.
1323 (TARGET_WARN_FUNC_RETURN): Define.
1324 * config/arm/arm.c (arm_warn_func_return): New.
1325 (TARGET_WARN_FUNC_RETURN): Define.
1326 * config/mcore/mcore.c (mcore_warn_func_return): New.
1327 (TARGET_WARN_FUNC_RETURN): Define.
1328 (saved_warn_return_type, saved_warn_return_type_count): Remove.
1329 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
1331 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
1333 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
1334 function to implement assembler dialects.
1335 (output_asm_insn): Use do_assembler_dialects.
1336 (asm_fprintf): Likewise.
1338 2012-07-25 Richard Henderson <rth@redhat.com>
1341 * libfuncs.h: Don't include optabs.h.
1342 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
1343 * optabs.c (hash_libfunc): Don't cast members to int.
1344 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
1346 2012-07-25 Dodji Seketeli <dodji@redhat.com>
1348 * basic-block.c: Fix typo in comment.
1350 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
1351 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
1353 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
1354 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
1355 (ix86_handle_option): Handle mprfchw option.
1356 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
1357 (x86_64-*-*): Likewise.
1358 * config/i386/prfchwintrin.h: New header.
1359 * config/i386/cpuid.h (bit_PRFCHW): New.
1360 (bit_BMI): Formatting fix.
1361 (bit_HLE): Likewise.
1362 (bit_RTM): Likewise.
1363 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1365 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
1366 * config/i386/i386.c (ix86_target_string): Define
1367 -mprfchw option. Formatting fixes.
1368 (PTA_HLE): Formatting fix.
1370 (ix86_option_override_internal): Handle new option.
1371 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
1372 * config/i386/i386.h (TARGET_PRFCHW): New.
1373 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
1374 * config/i386/i386.opt (mprfchw): New.
1375 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
1376 * config/i386/x86intrin.h: Include prfchwintrin.h.
1378 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1380 * config/i386/i386.md (stack_protect_set): Disable the pattern
1381 for Android since Android libc (bionic) does not provide random
1382 value for stack protection guard at gs:0x14. Guard value
1383 will be provided from external symbol (default implementation).
1384 (stack_protect_set_<mode>): Likewise.
1385 (stack_protect_test): Likewise.
1386 (stack_protect_test_<mode>): Likewise.
1387 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1388 not have Bionic by default
1389 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1390 Macro OPTION_BIONIC is defined in this file and provides Bionic
1391 accessibility status
1393 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
1395 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
1397 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1400 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
1401 (case ${target}): Add btver2.
1402 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1403 -march=native recognize btver2 processors.
1404 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1405 btver2 def_and_undef
1406 * config/i386/i386.c (struct processor_costs btver2_cost): New
1408 (m_BTVER2): New definition.
1409 (m_AMD_MULTIPLE): Includes m_BTVER2.
1410 (initial_ix86_tune_features): Add btver2 tune.
1411 (processor_target_table): Add btver2 entry.
1412 (static const char *const cpu_names): Add btver2 entry.
1413 (software_prefetching_beneficial_p): Add btver2.
1414 (ix86_option_override_internal): Add btver2 instruction sets.
1415 (ix86_issue_rate): Add btver2.
1416 (ix86_adjust_cost): Add btver2.
1417 * config/i386/i386.h (TARGET_BTVER2): New definition.
1418 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
1419 (enum processor_type): Add PROCESSOR_BTVER2.
1420 * config/i386/i386.md (define_attr "cpu"): Add btver2.
1422 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
1424 * doc/tm.texi: Regenerate.
1425 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
1426 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
1427 (default_finish_cost): Add prologue and epilogue costs.
1428 * targhooks.h (default_add_stmt_cost): Change parameter list.
1429 (default_finish_cost): Likewise.
1430 * target.def (init_cost): Change documentation string.
1431 (add_stmt_cost): Change documentation string and parameter list.
1432 (finish_cost): Likewise.
1433 * target.h (vect_cost_model_location): New enum.
1434 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
1435 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
1437 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
1438 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
1439 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
1440 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
1442 (struct _stmt_vec_info): Remove cost substruct.
1443 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
1444 (stmt_vinfo_set_outside_of_loop_cost): Remove.
1445 (builtin_vectorization_cost): New function.
1446 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
1447 (add_stmt_cost): Change parameter list.
1448 (finish_cost): Likewise.
1449 (vect_model_simple_cost): Likewise.
1450 (vect_model_store_cost): Likewise.
1451 (vect_model_load_cost): Likewise.
1452 (record_stmt_cost): Likewise.
1453 (vect_get_load_cost): Likewise.
1454 (vect_get_known_peeling_cost): Likewise.
1455 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
1456 list; call record_stmt_cost for prologue and epilogue costs.
1457 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
1458 prologue and epilogue costs; remove computation of vec_outside_cost;
1459 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
1460 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
1461 costs; call add_stmt_cost for prologue and epilogue costs.
1462 (vect_model_induction_cost): Revise call to add_stmt_cost for body
1463 costs; call add_stmt_cost for prologue costs.
1464 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
1465 list for function and arguments for calls to vect_get_load_cost and
1466 vect_get_store_cost.
1467 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
1468 vect_get_data_access_cost and vect_get_known_peeling_cost; use
1469 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
1470 latter call and discard their results; rename stmt_cost_vec to
1471 body_cost_vec; correct possible storage leak for body_cost_vec.
1472 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
1474 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
1475 body_cost_vec; add extra dummy parameter on calls to
1476 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
1477 argument list on call to add_stmt_cost.
1478 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
1479 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
1480 builtin_vectorization_cost; add "where" parameter on call to
1482 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
1483 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
1484 rename stmt_cost_vec to body_cost_vec.
1485 (vect_model_promotion_demotion_cost): Add vect_body argument to call
1486 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
1487 to stmt_vinfo_set_outside_of_loop_cost.
1488 (vect_model_store_cost): Change parameter list; call record_stmt_cost
1489 for prologue costs; add vect_body argument to call to record_stmt_cost;
1490 rename stmt_cost_vec to body_cost_vec; remove call to
1491 stmt_vinfo_set_outside_of_loop_cost.
1492 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
1493 vect_body argument to calls to record_stmt_cost.
1494 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
1495 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1496 remove call to stmt_vinfo_set_outside_of_loop_cost.
1497 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
1498 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1499 call record_stmt_cost for prologue costs.
1500 (vectorizable_store): Change argument list for call to
1501 vect_model_store_cost.
1502 (vectorizable_load): Change argument list for call to
1503 vect_model_load_cost.
1504 (new_stmt_vec_info): Remove assignment to
1505 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
1506 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
1507 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
1508 (spu_finish_cost): Add prologue and epilogue costs.
1509 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
1510 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
1511 (i386_finish_cost): Add prologue and epilogue costs.
1512 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
1514 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
1515 (rs6000_finish_cost): Add prologue and epilogue costs.
1516 * tree-vect-slp.c (vect_free_slp_instance): Rename
1517 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
1518 (vect_create_new_slp_node): Remove assignment to
1519 SLP_TREE_OUTSIDE_OF_LOOP_COST.
1520 (vect_get_and_check_slp_defs): Change parameter list; change argument
1521 lists to calls to vect_model_store_cost and vect_model_simple_cost.
1522 (vect_build_slp_tree): Change parameter list; change argument lists
1523 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
1524 recursive self-calls; remove setting of outside_cost from
1525 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
1527 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
1528 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
1529 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
1531 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
1532 body_cost_vec; handle null ci->stmt; add vect_body argument to call
1533 to add_stmt_cost; simplify calls to targetm.vectorize.
1534 builtin_vectorization_cost; return vec_prologue_cost and
1535 vec_epilogue_cost from finish_cost.
1536 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
1537 body_cost_vec; add vect_body argument to call to add_stmt_cost.
1539 2012-07-24 Richard Henderson <rth@redhat.com>
1541 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
1542 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1543 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1544 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1545 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
1547 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1548 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
1549 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
1550 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1551 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
1552 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1553 * doc/tm.texi: Rebuild.
1555 2012-07-24 Richard Henderson <rth@redhat.com>
1557 * optabs.def: New file.
1558 * Makefile.in (OPTABS_H): Add insn-opinit.h.
1559 (MOSTLYCLEANFILES): Likewise.
1560 (insn-opinit.o): Remove reload.h
1561 (simple_rtl_generated_c): Remove insn-opinit.c.
1562 (s-opinit): New rule.
1563 (build/genopinit.o): Add optabs.def.
1564 * genopinit.c (rtx_upname): New.
1565 (optabs): Extract to optabs.def
1566 (enum optab_tag, struct optab_def_d, optabs): New.
1567 (struct pattern_d, patterns): New.
1568 (match_pattern): Split out from ...
1569 (gen_insn): ... here. Push matches on patterns vec.
1570 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
1571 (header_file_name, source_file_name, handle_arg): New.
1572 (open_outfile): New.
1573 (main): Sort and emit new tables. Generate lookup_handler,
1574 raw_optab_handler, swap_optab_enable.
1575 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
1576 * optabs.c (code_to_optab_): Remove.
1577 (hash_libfunc): Update for optab name change.
1578 (eq_libfunc): Likewise.
1579 (convert_optab_libfunc): Update computation of optab member;
1580 use the new convlib_def table.
1581 (optab_libfunc): Similarly.
1582 (set_optab_libfunc, set_conv_libfunc): Likewise.
1583 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
1584 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
1585 (init_optabs): Don't call them; export the data to optabs.def.
1586 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
1587 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
1588 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
1589 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
1590 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
1591 (gen_int_signed_fixed_libfunc): Likewise.
1592 (gen_int_unsigned_fixed_libfunc): Likewise.
1593 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
1594 (gen_ufloat_conv_libfunc): Likewise.
1595 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
1596 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
1597 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
1598 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
1599 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
1600 (debug_optab_libfuncs): Update for optab representation change.
1601 * optabs.h: Include insn-opinit.h.
1602 (optab, convert_optab, direct_optab): New typedefs.
1603 (struct optab_handlers, struct widening_optab_handlers): Remove.
1604 (struct optab_libcall_d): Rename from optab_d; remove code_,
1605 handlers, widening members.
1606 (struct convert_optab_libcall_d): Rename from convert_optab_d;
1607 remove code_ and handlers members.
1608 (enum optab_index, enum convert_optab_index): Remove.
1609 (enum direct_optab_index): Remove.
1610 (code_to_optab_): Fix array range.
1611 (optab_to_code): Covert to inline function.
1612 (optab_to_code_, convlib_def, normlib_def): Declare.
1613 (raw_optab_handler, swap_optab_enable): Declare.
1614 (unknown_optab): Remove; export to optabs.def
1615 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1616 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1617 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
1618 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
1619 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
1620 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
1621 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
1622 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
1623 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
1624 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
1625 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
1626 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
1627 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
1628 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
1629 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
1630 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
1631 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
1632 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
1633 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
1634 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
1635 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
1636 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
1637 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
1638 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
1639 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
1640 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
1641 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
1642 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
1643 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
1644 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
1645 vec_realign_load_optab, vec_widen_umult_hi_optab,
1646 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
1647 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
1648 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
1649 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
1650 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
1651 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
1652 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
1653 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
1654 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
1655 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
1656 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
1657 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
1658 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
1659 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
1660 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
1661 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
1662 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
1663 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
1664 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
1665 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
1666 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
1667 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
1668 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
1669 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
1670 atomic_exchange_optab, atomic_compare_and_swap_optab,
1671 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
1672 atomic_sub_fetch_optab, atomic_and_fetch_optab,
1673 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
1674 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
1675 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
1676 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
1677 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
1678 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
1679 atomic_thread_fence_optab, atomic_signal_fence_optab,
1680 vec_perm_optab, vec_perm_const_optab): Likewise.
1681 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
1682 and x_direct_optab_table members; add pat_enable.
1683 (optab_table, convert_optab_table, direct_optab_table): Remove.
1684 (optab_handler): Use raw_optab_handler.
1685 (widening_optab_handler, convert_optab_handler): Likewise.
1686 (set_optab_handler, set_widening_optab_handler): Remove.
1687 (set_convert_optab_handler, set_direct_optab_handler): Remove.
1688 (direct_optab_handler): Defer to optab_handler.
1689 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
1691 2012-07-24 Jason Merrill <jason@redhat.com>
1693 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
1694 match MEM_STAT_DECL.
1695 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
1697 2012-07-24 Richard Henderson <rth@redhat.com>
1699 * optabs.h (struct optab_d): Rename code member to code_.
1700 (struct convert_optab_h): Likewise.
1701 (code_to_optab_): Rename from code_to_optab.
1702 (code_to_optab, optab_to_code): New.
1703 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
1704 * ifcvt.c (noce_emit_move_insn): Likewise.
1705 * optabs.c (simplify_expand_binop): Use optab_to_code.
1706 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
1707 (avoid_expensive_constant, expand_binop_directly): Likewise.
1708 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
1709 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
1710 (have_insn_for, debug_optab_libfuncs): Likewise.
1711 (init_optab, init_optabv, init_convert_optab): Update for optab
1714 * libfuncs.h: Include optabs.h.
1715 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
1716 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
1717 (lto-streamer-in.o, dwarf2out.o): Update deps.
1719 * optabs.h (unknown_optab): New.
1720 * builtins.c (interclass_mathfn_icode): Use it.
1721 * dojump.c (do_compare_rtx_and_jump): Likewise.
1722 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
1723 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
1724 (expand_vector_operations_1): Likewise.
1725 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
1726 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
1728 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1730 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
1732 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1735 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
1737 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
1739 ("neon_vld3_lane<mode>":VMQ): Likewise.
1740 ("neon_vld3_dup<mode>":VDX): Likewise.
1741 ("neon_vst3_lane<mode>":VD): Likewise.
1742 ("neon_vst3_lane<mode>":VMQ): Likewise.
1744 2012-07-24 Roland McGrath <mcgrathr@google.com>
1746 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
1747 stack alignment padding.
1749 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1752 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1753 negative constant address for TARGET_X32 ...
1754 (ix86_decompose_address): ... here. Reject constant addresses
1755 that don't satisfy x86_64_immediate_operand predicate.
1757 2012-07-24 Julian Brown <julian@codesourcery.com>
1759 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
1761 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1763 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
1764 Move test to check that there is a popcount function for the the number
1765 of bits in SBITMAP_ELT_BITS to sbitmap.c.
1766 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
1767 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
1769 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
1770 * configure: Regenerate.
1771 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
1772 (GCC_MEM_STAT_ARGUMENTS): New define.
1773 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
1774 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
1775 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
1776 FINAL_PASS_MEM_STAT): Define.
1777 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
1778 * ggc.h (ggc_record_overhead, ggc_free_overhead,
1779 ggc_prune_overhead_list): Remove internal prototypes, they are defined
1780 already in ggc-internal.h.
1781 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
1783 (add_statistics): Likewise.
1784 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1785 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
1786 wrappers around "survived" and "stats" members.
1787 (alloc_large_page): Always initialize survived.
1788 (ggc_internal_alloc_zone_stat): Likewise.
1789 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
1790 GATHER_STATISTICS is non-0.
1791 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
1792 (sweep_pages): Always increase survived.
1793 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
1794 (calculate_average_page_survival): Always define.
1795 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
1796 (ggc_print_statistics): Likewise.
1797 (ggc_pch_read): Likewise.
1798 * ggc-page.c (struct globals): Always define "stats" member.
1799 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1800 (ggc_free): Likewise.
1801 (ggc_collec): Likewise.
1802 (ggc_print_statistics): Likewise.
1803 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
1804 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1805 * gimple.h (enum gimple_alloc_kind): Always define.
1806 (gimple_alloc_kind): Likewise.
1807 * tree-flow.h (phinodes_print_statistics): Always define.
1808 (ssanames_print_statistics): Likewise.
1809 * vec.h (vec_heap_free): Always define.
1810 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
1811 * alloc-pool.c (alloc_pool_descriptor): Always define.
1812 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
1813 (empty_alloc_pool): Likewise.
1814 (pool_alloc): Likewise.
1815 (pool_free): Likewise.
1816 (dump_alloc_pool_statistics): Likewise.
1817 (print_statistics): Always define.
1818 * bitmap.c (struct bitmap_descriptor): Always define.
1819 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
1820 (register_overhead): Always define.
1821 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
1822 (bitmap_element_allocate): Likewise.
1823 (bitmap_elt_clear_from): Likewise.
1824 (bitmap_obstack_alloc_stat): Likewise.
1825 (bitmap_gc_alloc_stat): Likewise.
1826 (bitmap_obstack_free): Likewise.
1827 (bitmap_find_bit): Likewise.
1828 (bitmap_ior_and_into): Likewise.
1829 (bitmap_print): Likewise.
1830 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1831 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
1832 (gimple_alloc_kind_names): Likewise.
1833 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1834 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1835 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
1836 rtvec_alloc_sizes): Always define.
1837 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
1838 (rtx_alloc_stat): Likewise.
1839 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1840 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
1841 tree_node_sizes, tree_node_kind_names): Always define.
1842 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
1844 (type_hash_canon): Likewise.
1845 (dump_tree_statistics): Likewise.
1846 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
1848 (ssanames_print_statistics): Likewise.
1849 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
1850 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
1851 (phinodes_print_statistics): Likewise.
1852 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
1853 * vec.c (struct vec_descriptor): Always define.
1854 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
1855 vec_descriptor, rester_overhead, free_overhead): Likewise.
1856 (cmp_statistic): Likewise.
1857 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
1858 (vec_heap_o_reserve_1): Likewise.
1859 (dump_vec_loc_statistics): Likewise.
1861 2012-07-24 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/53616
1864 * tree-loop-distribution.c (ldist_gen): Do not change
1865 partition ordering when merging partitions.
1867 2012-07-24 Alan Modra <amodra@gmail.com>
1871 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
1872 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
1873 Adjust all rs6000_legitimate_offset_address_p calls.
1874 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
1875 (rs6000_secondary_reload_gpr): Declare.
1876 (rs6000_legitimate_offset_address_p): Update prototype.
1877 (rs6000_offsettable_memref_p): Delete.
1878 (rs6000_secondary_reload_ppc64): Delete.
1879 * config/rs6000/rs6000.c (address_offset): New function.
1880 (mem_operand_gpr): Likewise.
1881 (rs6000_legitimate_offset_address_p): Add worst_case param. When
1882 not worst_case assume class of regs with least restrictive offsets.
1884 (legitimate_lo_sum_address_p): Simplify register mode tests.
1885 (rs6000_legitimize_address): Likewise. Assume best case offset
1886 addressing. Combine ELF and MACHO lo_sum code.
1887 (rs6000_mode_dependent_address): Correct offset addressing limits.
1888 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
1889 Use reg_mode to help rs6000_legitimate_offset_address_p.
1890 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
1891 gpr load/store when offset too large.
1892 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
1893 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
1894 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
1895 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
1896 d->m,m->d,d->d. Correct size of gpr load/store.
1897 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
1899 (movti_ppc64): Likewise.
1900 (movdi_internal32): Likewise. Also disparage fprs.
1901 (movdi_mfpgpr, movdi_internal64): Likewise.
1902 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
1903 (movtf_softfloat): Order alternatives.
1904 (extenddftf2_internal): Use 'm' and 'Y' for store.
1905 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
1906 (stack_protect_setdi, stack_protect_testdi): Likewise.
1907 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
1908 (movdf_softfloat64): Likewise.
1909 (reload_<mode>_store): Adjust reload_di_store to provide
1910 reload_si_store as well.
1911 (reload_<mode>_load): Likewise.
1913 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1916 * config/sh/predicates.md (general_movsrc_operand,
1917 general_movdst_operand): Reject T_REG.
1918 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
1919 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
1920 Remove T_REG alternatives.
1921 (*negtstsi): New insn.
1923 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1926 * config/sh/sh.md (mulsf3_ie): Delete.
1927 (mulsf3_i4): Rename to mulsf3_i.
1928 (mulsf3): Emit mulsf3_i insn.
1930 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1932 * config/sh/sh.md (addc1, subc1): Delete.
1933 (adddi3_compact): Use addc instead of addc1.
1934 (subdi3_compact): Use subc instead of subc1.
1936 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1938 * config/i386/i386-protos.c (ix86_lea_outperforms): Remove prototype.
1939 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1940 split_cost argument signed.
1941 (ix86_avoid_lea_for_add): Cleanup.
1942 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1943 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
1944 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
1946 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1948 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1950 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1954 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1955 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1956 addresses. Prevent zero extensions of CONST_INT operands.
1958 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
1960 * sbitmap.h (struct int_list): Remove.
1961 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
1962 Remove prototypes of non-existing function.
1963 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
1964 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
1966 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
1967 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
1968 * basic-block.h: ... here.
1969 * sbitmap.c: Do not include basic-block.h.
1970 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
1971 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
1972 * cfganal.c: ... here.
1973 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
1974 * gcse.c (compute_code_hoist_vbeinout): Likewise.
1975 * lcm.c (compute_antinout_edge, compute_available): Likewise.
1976 * Makefile.in: Fix sbitmap.o dependencies.
1978 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1979 Nick Clifton <nickc@redhat.com>
1981 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
1982 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
1983 (unused) parameter to void *.
1985 2012-07-23 Richard Guenther <rguenther@suse.de>
1987 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
1988 instead of referenced vars.
1990 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
1992 * coverage.c: Refer to "notes file" instead of "graph file"
1993 in all comments. Explain history of bbg prefix.
1994 * gcov-io.h: Likewise.
1996 (find_source): Likewise in fnotice.
1997 (read_graph_file): Likewise.
1998 (read_count_file): Likewise.
1999 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
2000 and "data file" explicitly in the explanation of the files.
2002 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
2004 PR tree-optimization/53881
2005 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
2006 for each label and compare them instead of labels.
2008 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
2010 * opts.c (common_handle_option): Do not set
2011 flag_value_profile_transformations for -fprofile-generate.
2012 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
2013 (BB_TO_GCOV_INDEX): Remove.
2014 (output_location): Don't use it.
2015 (branch_prob): Likewise. Don't fiddle with the index of
2016 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
2017 (find_spanning_tree):
2018 * gcov.c (struct function_info): Document that blocks 0 and 1
2019 are the entry resp. exit blocks in gcov, too, like in GCC itself.
2020 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
2021 blocks identification.
2022 (output_lines): Likewise.
2023 * value-prof.c (gimple_value_profile_transformations): Do not
2024 test flag_value_profile_transformations again.
2025 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
2026 transformation functions.
2027 (gimple_values_to_profile):
2028 Don't test flag_value_profile_transformations
2029 * tree-profile.c (tree_profiling): Assert that the cgraph is in
2030 the CGRAPH_STATE_IPA_SSA state.
2031 Do not set, or look at, after_tree_profile.
2032 * function.h (struct function): Remove after_tree_profile bit.
2033 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
2034 * tree-inline.c (initialize_cfun): Don't copy it.
2035 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
2036 * lto-streamer-in.c (input_struct_function_base): Likewise.
2038 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2040 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
2041 (SH_DYNAMIC_SHIFT_COST): Use it.
2042 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
2043 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
2044 Add sanity check for input value. Add function description.
2045 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
2046 lshrsi3_d): Use TARGET_DYNSHIFT.
2048 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2050 * config/sh/sh.md (negc): Delete expander.
2051 (*negc): Rename insn to negc.
2053 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.md (*lea): New insn pattern.
2058 (*lea<mode>_2): Ditto.
2059 (*lea_{3,4,5,6}_zext): Ditto.
2060 * config/i386/predicates.md (lea_address_operand): Do not reject
2061 zero-extended address operands.
2062 * config/i386/constraints.md (j): Remove address constraint.
2063 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2065 (ix86_print_operand_address): Handle SImode subreg of an address.
2066 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2068 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
2070 Emit executable-stack note correctly for CRIS targets.
2071 * config/cris/cris.c (cris_file_end): New function.
2072 (TARGET_ASM_FILE_END): Define.
2074 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
2075 Maxim Kuvyrkov <maxim@codesourcery.com>
2076 NetLogic Microsystems Inc.
2078 * config/mips/mips.c (mips_issue_rate): Handle XLP.
2079 * config/mips/mips.md: Include xlp.md.
2080 * config/mips/xlp.md: New file.
2082 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
2084 PR gcov-profile/32543
2085 * profile.c (branch_prob): Update total_num_edges_instrumented and
2086 report the number of edges to instrument.
2088 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
2090 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
2092 2012-07-21 Andrew Pinski <apinski@cavium.com>
2094 * config/mips/mips.md (*popcountdi2_trunc): New pattern
2095 to handle popcount of a truncation.
2097 2012-07-21 Andrew Pinski <apinski@cavium.com>
2099 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
2100 Add a bool argument.
2101 * config/mips/mips.c (mips_block_move_straight): Update call to
2102 mips_expand_ext_as_unaligned_load.
2103 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
2104 Accept DImode dest when the width is that of SImode.
2105 * config/mips/mips.md (extv): Update call to
2106 mips_expand_ext_as_unaligned_load.
2109 2012-07-21 Andrew Pinski <apinski@cavium.com>
2111 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
2114 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
2116 * config/mips/mips.md (define_attr sync_*): Move before "type".
2117 (define_attr "type"): New values "atomic" and "syncloop".
2118 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
2119 Set "type" attribute.
2120 * config/mips/generic.md (generic_atomic, generic_syncloop):
2122 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
2123 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
2124 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
2125 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
2126 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
2127 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
2128 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
2129 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
2130 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
2132 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
2134 * config/sh/sh.md: Group and sort shift related patterns.
2135 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
2137 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
2139 * config/cris/cris.c (cris_asm_output_ident): Remove unused
2140 local variables section_asm_op, size, buf.
2142 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
2143 Steven Bosscher <steven@gcc.gnu.org>
2145 * config/rs6000/power4.md (power4-store-update): Fix reservation.
2146 (power4-three): Likewise.
2148 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
2149 Greta Yorsh <Greta.Yorsh@arm.com>
2151 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
2152 * config/arm/arm-cores.def (cortex-a15): Use it.
2154 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
2155 Greta Yorsh <Greta.Yorsh@arm.com>
2157 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
2158 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
2159 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
2160 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
2161 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
2162 (arm_fa726te_tune): Likewise.
2164 2012-07-20 Richard Guenther <rguenther@suse.de>
2166 * tree-dfa.c (collect_dfa_stats): Simplify.
2167 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
2169 * cfgexpand.c (estimated_stack_frame_size): Walk over local
2170 decls instead of referenced vars.
2171 * tree-ssa.c (delete_tree_ssa): Simplify.
2172 * tree-tailcall.c (find_tail_calls): Walk over local decls
2173 instead of referenced vars.
2174 (add_virtual_phis): Remove.
2175 (tree_optimize_tail_calls_1): Instead mark the virtual operand
2178 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
2180 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
2181 (brief_dump_cfg): Update prototype to take flags argument.
2182 (check_bb_profile): Remove prototype.
2183 * tracer.c (tracer): Update brief_dump_cfg calls.
2184 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
2185 Call dump_bb_info before and after the cfghook dump_bb. Terminate
2186 the dump with a newline.
2187 (dump_flow_info): Do not call check_bb_profile.
2188 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
2189 (check_bb_profile): Make static. Take indent and flags arguments.
2190 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
2191 check_bb_profile. Print one edge per line.
2192 (brief_dump_cfg): Take a flags argument, and filter out
2193 TDF_COMMENT and TDF_DETAILS.
2194 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
2195 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
2196 dump_bb_info here, it is already called from dump_bb. Idem for
2198 (dump_gimple_bb_footer): Likewise.
2199 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
2200 avoid broken dumps for statement histograms.
2201 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
2202 not call pp_flush here, the buffer should be empty.
2203 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
2204 * sched-vis.c (debug_bb_slim): Likewise.
2205 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
2206 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
2207 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
2208 (dump_function_to_file): Do not call check_bb_profile on
2209 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
2210 Use dump_bb instead of gimple_dump_bb.
2211 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
2212 * passes.c (execute_function_dump): Always call print_rtl_with_bb
2214 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
2215 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
2216 bottom of each basic block.
2218 2012-07-20 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/54031
2221 * tree-ssa-ccp.c (get_value_from_alignment): Use
2222 get_pointer_alignment_1.
2224 2012-07-20 Richard Guenther <rguenther@suse.de>
2226 * tree-inline.c (add_local_variables): Remove check_var_ann
2227 parameter and dead code.
2228 (expand_call_inline): Adjust.
2229 (tree_function_versioning): Likewise.
2231 2012-07-20 Jakub Jelinek <jakub@redhat.com>
2234 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
2235 of just the first one.
2237 2012-07-20 Richard Guenther <rguenther@suse.de>
2239 * builtins.c (get_object_alignment_2): Correct offset handling
2240 when using type alignment of a MEM_REF kind base.
2242 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2245 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2246 (_lzcnt_u64): Ditto.
2248 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2250 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2252 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2254 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2255 defining statement is a SSA name that occurs in abnormal PHIs.
2257 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2259 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2262 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2264 PR rtl-optimization/53942
2265 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2266 directly from likely spilled non-fixed hard registers, move them
2269 2012-07-19 Steve Ellcey <sellcey@mips.com>
2271 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2274 2012-07-19 Jason Merrill <jason@redhat.com>
2277 * dwarf2out.c (get_die_parent): New.
2278 (generate_type_signature): Use it.
2280 2012-07-19 Richard Henderson <rth@redhat.com>
2282 * config/ia64/vect.md (smulv4hi3_highpart): New.
2283 (umulv4hi3_highpart): New.
2284 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
2285 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
2286 (udot_prodv8qi, sdot_prodv8qi): Remove.
2287 (sdot_prodv4hi, udot_prodv4hi): Remove.
2288 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
2289 * config/ia64/ia64-protos.h: Update.
2291 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
2292 vectors larger than UNITS_PER_WORD.
2294 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
2295 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
2296 dummy != CODE_FOR_nothing value.
2298 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
2300 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
2301 * doc/tm.texi: Regenerate.
2302 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
2303 * config/sh/sh.h (MODE_AFTER): Update.
2304 * config/epiphany/epiphany.h (MODE_AFTER): Update.
2306 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2309 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2310 (cleanup_tree_cfg_bb): Don't call it.
2311 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2314 2012-07-19 Christian Bruel <christian.bruel@st.com>
2317 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2319 2012-07-19 Richard Guenther <rguenther@suse.de>
2320 Eric Botcazou <ebotcazou@adacore.com>
2322 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2323 about transition from invariant to known bits.
2324 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2326 2012-07-19 Richard Guenther <rguenther@suse.de>
2328 PR tree-optimization/53970
2329 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
2331 2012-07-19 Tristan Gingold <gingold@adacore.com>
2332 Richard Henderson <rth@redhat.com>
2334 * opts.c (finish_options): Handle UI_SEH.
2335 * expr.c (build_personality_function): Handle UI_SEH.
2336 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
2337 * coretypes.h (unwind_info_type): Add UI_SEH.
2338 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
2340 (i386_pe_seh_init_sections): Likewise.
2341 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
2342 (TARGET_ASM_INIT_SECTIONS): Define.
2343 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
2344 (i386_except_unwind_info): New function.
2346 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
2347 Chao-ying Fu <fu@mips.com>
2349 * config/mips/mips.opt (mmcu): New option.
2350 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2351 _mips_mcu when TARGET_MCU.
2352 (ASM_SPEC): Pass mcu options to the assembler.
2353 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
2355 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2357 * config.gcc (v850-*-rtems*): New target.
2358 * config/v850/rtems.h: New.
2359 * config/v850/t-rtems: New.
2361 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
2363 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
2364 of flags controlling optimization; add -ftree-slsr to list of flags
2365 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
2366 enabled by default at -O2; add -fvect-cost-model to list of flags
2367 enabled by default at -O3; document -fhoist-adjacent-loads and
2369 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
2370 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
2372 * common.opt: Add -ftree-slsr with flag_tree_slsr.
2374 2012-07-18 Jie Zhang <jzhang918@gmail.com>
2375 Julian Brown <julian@codesourcery.com>
2377 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
2378 (arm_size_rtx_costs): Likewise.
2379 (neon_valid_immediate): Add a case for double 0.0.
2381 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
2382 Mark Shinwell <shinwell@codesourcery.com>
2383 Julian Brown <julian@codesourcery.com>
2385 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
2386 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
2387 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
2388 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
2390 * config/arm/arm.md (neon_type): Update comment.
2392 2012-07-18 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/53970
2395 * tree.h (contains_packed_reference): Remove.
2396 * expr.c (contains_packed_reference): Likewise.
2397 * tree-vect-data-refs.c (not_size_aligned): New function.
2398 (vector_alignment_reachable_p): Use it.
2399 (vect_supportable_dr_alignment): Likewise.
2401 2012-07-18 Richard Guenther <rguenther@suse.de>
2403 * tree.h (get_object_or_type_alignment): Remove.
2404 * builtins.c (get_object_alignment_2): New function copied from
2405 get_object_alignment_1. Take extra argument to indicate whether
2406 we take the address of EXP. Rework to use type alignment information
2407 if not, and return whether the result is an approximation or not.
2408 (get_object_alignment_1): Wrap around get_object_alignment_2.
2409 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
2410 we take the address.
2411 (get_object_or_type_alignment): Remove.
2412 * expr.c (expand_assignment): Call get_object_alignment.
2413 (expand_expr_real_1): Likewise.
2415 2012-07-18 Nick Clifton <nickc@redhat.com>
2417 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2419 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2421 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
2422 expander. Use arith_reg_dest predicate.
2423 (rotldi3, rotrdi3): Remove constraints in expander.
2424 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
2425 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
2428 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2431 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2433 * config/sh/sh.c (sh_option_override): Do not change
2434 flag_finite_math_only. Set TARGET_IEEE to complement of
2435 flag_finite_math_only.
2436 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
2437 of mieee and mno-ieee behavior.
2439 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2441 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
2443 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2445 * dumpfile.h (TDF_COMMENT): New define.
2446 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
2447 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
2448 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
2449 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
2450 Move to new file cfg-flags.h.
2451 (enum cfg_edge_flags): New enum, using cfg-flags.h.
2452 (EDGE_ALL_FLAGS): Compute value automatically.
2453 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
2454 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
2455 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
2456 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
2457 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
2458 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
2459 (BB_ALL_FLAGS): New, compute value automatically.
2460 (dump_bb_info): Update prototype.
2461 (dump_edge_info): Update prototype.
2462 * cfg-flags.h: New file.
2463 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
2464 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
2465 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
2466 (debug_bb): Update dump_bb call.
2467 (dump_cfg_bb_info): Remove.
2468 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
2469 Adjust verbosity using TDF_* flags. Check that the basic block flags
2470 are within the range of BB_ALL_FLAGS.
2471 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
2472 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
2473 first for consistency with other dump functions.
2474 (dump_bb): Update prototype accordingly.
2475 * cfghooks.c: Include dumpfile.h.
2476 (verify_flow_info): Update dump_edge_info calls.
2477 (dump_bb): Take a flags argument and pass it around.
2478 Use dump_bb_info to dump common information about a basic block.
2479 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
2480 (debug_flow_info): Moved here from cfgrtl.c.
2481 * profile.c (is_edge_inconsistent): Update dump_bb calls.
2482 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
2483 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
2484 print_rtl_slim_with_bb): Remove prototypes.
2485 (dump_insn_slim): Adjust prototype to take a const_rtx.
2486 (print_rtl_with_bb): Adjust prototype.
2487 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
2488 * sched-vis.c (dump_insn_slim): Take a const_rtx.
2489 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
2490 (print_rtl_slim_with_bb): Remove.
2491 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
2492 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
2493 for that. Prototype here near DEBUG_FUNCTION marker.
2494 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
2496 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
2497 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
2498 (remove_bb): Update dump_bb call.
2499 (gimple_debug_bb): Use dump_bb.
2500 (dump_function_to_file): Update gimple_dump_bb call.
2501 (print_loops_bb): Likewise.
2502 * tree-flow.h (gimple_dump_bb): Update prototype.
2503 * gimple-pretty-print.c (dump_bb_header): Rename to
2504 dump_gimple_bb_header. Write to a stream instead of a pretty
2505 printer. Use dump_bb_info to dump basic block info.
2506 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
2507 stream instead of a pretty printer. Use dump_bb_info.
2508 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
2509 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
2510 dump_gimple_bb_footer.
2511 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
2512 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
2513 (print_rtl_with_bb): Take a flags argument and pass it around.
2514 Use dump_insn_slim if TDF_SLIM.
2515 (dump_bb_info): Removed and re-incarnated in cfg.c.
2516 (dump_flow_info): Moved to cfghooks.c.
2517 (debug_flow_info): Moved to cfghooks.c.
2518 * passes.c (execute_function_dump): Unconditionally use
2519 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
2520 * final.c (dump_basic_block_info): Update dump_edge_info calls.
2521 * tree-vrp.c (dump_asserts_for): Likewise.
2522 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
2523 * tree-if-conv.c (if_convertible_bb_p): Don't look at
2524 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
2525 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
2526 for the same reason.
2527 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
2529 2012-07-17 Richard Guenther <rguenther@suse.de>
2531 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
2532 vars here, use create_tmp_reg where appropriate.
2533 (vect_create_addr_base_for_vector_ref): Do not add referenced
2534 vars here, use create_tmp_reg where appropriate.
2535 (vect_create_data_ref_ptr): Likewise.
2536 (vect_create_destination_var): Likewise.
2537 (vect_permute_store_chain): Likewise.
2538 (vect_permute_load_chain): Likewise.
2539 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
2541 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2542 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
2543 (vect_handle_widen_op_by_const): Likewise.
2544 * tree-vect-stmts.c (vect_init_vector): Likewise.
2545 (vectorizable_load): Likewise.
2547 2012-07-17 Tom de Vries <tom@codesourcery.com>
2549 * hwint.c: Fix loop range.
2551 2012-07-17 Tom de Vries <tom@codesourcery.com>
2553 * double-int.h (double_int_popcount): New inline function.
2554 * hwint.c (popcount_hwi): New function.
2555 * hwint.h (popcount_hwi): Declare function. New inline function.
2557 2012-07-17 Richard Henderson <rth@redhat.com>
2559 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
2561 (vectorizable_conversion): Update supportable_widening_operation call.
2562 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
2563 (vect_recog_widen_shift_pattern): Likewise.
2564 * tree-vectorizer.h: Update decl.
2566 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2567 Ulrich Weigand <ulrich.weigand@linaro.org>
2569 * common/config/arm/arm-common.c (arm_option_optimization_table):
2570 Enable -fsched-pressure by default while optimizing.
2571 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
2572 pressure algorithm by default.
2574 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2576 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
2577 (CONST_OK_FOR_I10): Move macro to ...
2578 * config/sh/sh.c: ... here.
2579 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
2582 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2584 * config/sh/sh.md: Delete mov related define_peephole patterns.
2586 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
2589 * doc/install.texi (Installing GCC): Refer to instructions for
2590 released versions. Fix hyphenation.
2592 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2594 * config/spu/spu.c (targetm): Move to bottom of file.
2595 (spu_attribute_table): Likewise.
2596 (spu_option_override, spu_init_builtins, spu_builtin_decl,
2597 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
2598 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
2599 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
2600 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
2601 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
2602 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
2603 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
2604 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
2605 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
2606 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
2607 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
2608 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
2609 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
2610 spu_encode_section_info, spu_legitimize_address,
2611 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
2612 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
2613 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
2614 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
2615 spu_section_type_flags, spu_select_section, spu_unique_section,
2616 spu_trampoline_init, spu_conditional_register_usage,
2617 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
2618 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
2619 spu_setup_incoming_varargs): Remove prototypes.
2620 (spu_legitimize_address): Add "static" to definition.
2622 2012-07-16 Jakub Jelinek <jakub@redhat.com>
2624 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
2626 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2628 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
2629 before calling gsi_stmt.
2631 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
2634 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2636 * config/i386/i386.md (stack_protect_set): Disable the pattern
2637 for Android since Android libc (bionic) does not provide random
2638 value for stack protection guard at gs:0x14. Guard value
2639 will be provided from external symbol (default implementation).
2640 (stack_protect_set_<mode>): Likewise.
2641 (stack_protect_test): Likewise.
2642 (stack_protect_test_<mode>): Likewise.
2644 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
2648 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
2651 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
2653 * opts.c (default_option): Add -fvect-cost-model to default options
2656 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2658 * graphite-clast-to-gimple.c, graphite-dependences.c,
2659 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
2660 for pass TODO flags.
2661 * Makefile.in: Fix dependencies.
2663 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2665 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
2666 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2668 * function.c (stack_protect_epilogue): Use expand_call to expand
2669 targetm.stack_protect_fail.
2670 * stmt.c (expand_expr_stmt): Remove now-unused function.
2671 * tree.h (expand_expr_stmt): Remove prototype.
2672 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
2673 hook must return a CALL_EXPR.
2674 * doc/tm.texi: Regenerate.
2676 * emit-rtl.c (emit_label_before): Do not allow the same label
2677 to be emitted twice.
2678 (emit_label_after): Likewise.
2679 (emit_label): Likewise.
2681 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2682 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
2683 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2684 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
2686 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2688 * system.h (dump_file): Do not define.
2689 * tree-pass.h: Include dumpfile.h, which is a new file containing...
2690 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
2691 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
2692 dump_flag_name, dump_file, dump_flags, dump_file_name,
2693 get_dump_file_info, struct dump_file_info): all of this, moved to...
2694 * dumpfile.h: Here, new file.
2695 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
2696 (dump_stmt): Remove prototype for C++ specific function.
2697 (dump_enumerated_decls): Move prototype from here...
2698 * tree-flow.h (dump_enumerated_decls): ... to here.
2699 (get_ref_base_and_extent) Move prototype from here ...
2700 * tree.h (get_ref_base_and_extent) ... to here.
2701 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
2702 gimple-pretty-print.h is enough. Do not include tree-dump.h,
2703 include timevar.h and dumpfile.h instead.
2704 (struct numbered_tree_d, compare_decls_by_uid,
2705 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
2706 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
2707 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
2708 Do not include timevar.h.
2709 * tree.c: Do not include timevar.h.
2710 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
2712 (dump_cfg_stats): Use current_function_name.
2713 (gimple_cfg2vcg): Likewise.
2714 (dump_function_to_file): Likewise.
2715 * df-scan.c: Do not include tree-pass.h and timevar.h.
2717 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
2718 use print_current_pass.
2719 * df-problems.c: Include dumpfile.h.
2720 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
2721 leads to errors in the code not selected.
2722 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
2723 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
2724 * lcm.c: Include dumpfile.h.
2725 Remove obsolete include of insn-attr.h.
2726 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
2727 missing probability notes.
2728 * stmt.c: Include dumpfile.h.
2729 (emit_case_decision_tree): Re-enable printing expand details only
2731 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
2732 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
2733 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
2734 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
2735 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
2736 function.c, fwprop.c, gcse.c, gimple-fold.c,
2737 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
2738 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
2739 graphite-dependences.c, graphite-interchange.c,
2740 graphite-optimize-isl.c, graphite-poly.c,
2741 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
2742 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
2743 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
2744 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
2745 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
2746 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
2747 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
2748 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
2749 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
2750 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
2751 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
2752 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
2753 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
2754 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
2755 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
2756 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
2757 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
2758 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
2759 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
2760 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
2761 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
2762 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
2763 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
2764 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
2765 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
2766 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
2767 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
2768 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
2769 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2770 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
2771 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
2772 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
2773 tree-ssa-uncprop.c, tree-ssa-uninit.c,
2774 tree-switch-conversion.c, tree-tailcall.c,
2775 tree-vect-data-refs.c, tree-vect-loop.c,
2776 tree-vect-loop-manip.c, tree-vectorizer.c,
2777 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
2778 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
2779 only if needed. If tree-pass.h is included, do not include timevar.h
2780 and dumpfile.h. If tree-pass.h is not included but dump_file, or
2781 dump_flags, or the TDF_* flags are used, include dumpfile.h.
2782 If gimple-pretty-print.h is included, don't include
2783 tree-pretty-print.h. Remove assorted unnecessary includes.
2785 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
2786 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2787 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
2789 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
2790 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
2791 spu/t-spu-elf: Fix dependencies.
2793 2012-07-16 Dehao Chen <dehao@google.com>
2796 2012-07-10 Dehao Chen <dehao@google.com>
2798 * tree.h (phi_arg_d): New field.
2799 * tree-flow-inline.h (gimple_phi_arg_block): New function.
2800 (gimple_phi_arg_block_from_edge): New function.
2801 (gimple_phi_arg_set_block): New function.
2802 (gimple_phi_arg_has_block): New function.
2803 (redirect_edge_var_map_block): New function.
2804 * tree-flow.h (_edge_var_map): New field.
2805 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
2806 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
2807 redirect_edge_var_map_add.
2808 * tree-outof-ssa.c (_elim_graph): New field.
2809 (insert_partition_copy_on_edge): New parameter.
2810 (insert_value_copy_on_edge): New parameter.
2811 (insert_rtx_to_part_on_edge): New parameter.
2812 (insert_part_to_rtx_on_edge): New parameter.
2813 (elim_graph_add_edge): New parameter.
2814 (elim_graph_remove_succ_edge): New parameter.
2815 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
2816 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
2817 (new_elim_graph): Add block debug info.
2818 (clear_elim_graph): Likewise.
2819 (delete_elim_graph): Likewise.
2820 (elim_graph_add_node): Likewise.
2821 (elim_graph_add_edge): Likewise.
2822 (elim_graph_remove_succ_edge): Likewise.
2823 (eliminate_build): Likewise.
2824 (elim_forward): Likewise.
2825 (elim_unvisited_predecessor): Likewise.
2826 (elim_backward): Likewise.
2827 (elim_create): Likewise.
2828 (eliminate_phi): Likewise.
2829 (insert_backedge_copies): Likewise.
2830 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
2832 (rewrite_add_phi_arguments): Likewise.
2833 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
2834 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
2835 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
2836 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
2837 * tree-ssa-loop-manip.c (create_iv): Likewise.
2838 (add_exit_phis_edge): Likewise.
2839 (split_loop_exit_edge): Likewise.
2840 (copy_phi_node_args): Likewise.
2841 (tree_transform_and_unroll_loop): Likewise.
2842 * value-prof.c (gimple_ic): Likewise.
2843 (gimple_stringop_fixed_value): Likewise.
2844 * tree-tailcall.c (add_successor_phi_arg): Likewise.
2845 (eliminate_tail_call): Likewise.
2846 (create_tailcall_accumulator): Likewise.
2847 (tree_optimize_tail_calls_1): Likewise.
2848 * tree-phinodes.c (add_phi_arg): Likewise.
2849 (make_phi_node): Likewise.
2850 (resize_phi_node): Likewise.
2851 (remove_phi_arg_num): Likewise.
2852 * omp-low.c (expand_parallel_call): Likewise.
2853 (expand_omp_for_static_chunk): Likewise.
2854 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
2856 (slpeel_update_phi_nodes_for_guard1): Likewise.
2857 (slpeel_update_phi_nodes_for_guard2): Likewise.
2858 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2859 (set_prologue_iterations): Likewise.
2860 (slpeel_tree_peel_loop_to_edge): Likewise.
2861 (vect_loop_versioning): Likewise.
2862 * tree-parloops.c (create_phi_for_local_result): Likewise.
2863 (transform_to_exit_first_loop): Likewise.
2864 (create_parallel_loop): Likewise.
2865 * ipa-split.c (split_function): Likewise.
2866 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2867 (vect_create_epilog_for_reduction): Likewise.
2868 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
2869 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
2870 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2871 (cond_if_else_store_replacement_1): Likewise.
2872 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
2873 (remove_forwarder_block_with_phi): Likewise.
2874 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
2875 * tree-predcom.c (initialize_root_vars): Likewise.
2876 (initialize_root_vars_lm): Likewise.
2877 * sese.c (sese_add_exit_phis_edge): Likewise.
2878 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2879 * tree-ssa.c (flush_pending_stmts): Likewise.
2880 (redirect_edge_var_map_add): Likewise.
2881 (ssa_redirect_edge): Likewise.
2882 * gimple-streamer-in.c (input_phi): Likewise.
2883 * tree-vect-stmts.c (vectorizable_load): Likewise.
2884 * tree-inline.c (copy_phis_for_bb): Likewise.
2885 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2886 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
2887 * tree-cfg.c (reinstall_phi_args): Likewise.
2888 (gimple_make_forwarder_block): Likewise.
2889 (add_phi_args_after_copy_edge): Likewise.
2890 (gimple_duplicate_sese_tail): Likewise.
2892 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2894 * config/i386/i386.md (stack_protect_set): Disable the pattern
2895 for Android since Android libc (bionic) does not provide random
2896 value for stack protection guard at gs:0x14. Guard value
2897 will be provided from external symbol (default implementation).
2898 (stack_protect_set_<mode>): Likewise.
2899 (stack_protect_test): Likewise.
2900 (stack_protect_test_<mode>): Likewise.
2902 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
2904 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
2905 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
2906 CONSTANT_P and cris_legitimate_address_p.
2907 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
2908 (cris_preferred_reload_class): Don't return GENERAL_REGS as
2909 preferred to MOF_SRP_REGS.
2911 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
2912 of library functions for basic atomic compare-and-swap.
2913 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
2914 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
2915 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
2916 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
2917 ("atomic_compare_and_swap<mode>")
2918 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
2919 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
2920 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
2921 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
2922 (atomic_op_op_pred): Ditto.
2923 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
2924 reflect the change to include %2 in expansion. All callers changed.
2925 (qm3): New mode_attr.
2926 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
2927 as predicate for operand 2.
2928 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
2929 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
2930 constraint for operand 2.
2931 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
2932 nonmemory_operand for operand 3.
2933 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
2934 exclude memory. Improve emitted sync code for v10 and v32. Use
2935 <qm3> instead of <m> for size designator for cmp.
2936 ("atomic_compare_and_swap<mode>"): Change predicate to
2937 nonmemory_operand for operand 3. Add FIXME.
2938 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
2939 constraints for operand 3 to exclude memory.
2940 ("atomic_fetch_<atomic_op_name><mode>")
2941 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
2942 calls on result of call to need_atomic_barrier_p.
2944 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
2946 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
2948 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
2949 and mtlo. Adjust move_type->type mapping.
2950 (may_clobber_hilo): Split mthilo into mthi and mtlo.
2951 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
2952 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
2953 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
2954 instead of mthilo and mfhilo.
2955 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
2956 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
2957 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
2958 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
2959 Use mflo instead of mfhilo.
2960 * config/mips/10000.md (r10k_arith): Split mthilo.
2961 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
2962 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
2963 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
2964 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
2966 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
2967 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
2969 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
2970 * config/mips/5400.md (ir_vr54_hilo): Likewise.
2971 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
2972 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
2973 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
2974 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
2975 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
2976 * config/mips/generic.md (generic_hilo): Likewise.
2977 * config/mips/loongson2ef.md (ls2_alu): Likewise.
2978 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
2979 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
2980 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
2981 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
2982 * config/mips/xlr.md (xlr_hilo): Likewise.
2984 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
2985 Sandra Loosemore <sandra@codesourcery.com>
2987 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
2989 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
2994 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
2996 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
2998 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
3001 * config/spu/spu.c (spu_init_cost): Mark static.
3002 (spu_add_stmt_cost): Likewise.
3003 (spu_finish_cost): Likewise.
3004 (spu_destroy_cost_data): Likewise.
3005 * config/i386/i386.c (ix86_init_cost): Mark static.
3006 (ix86_add_stmt_cost): Likewise.
3007 (ix86_finish_cost): Likewise.
3008 (ix86_destroy_cost_data): Likewise.
3009 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
3010 (rs6000_add_stmt_cost): Likewise.
3011 (rs6000_finish_cost): Likewise.
3012 (rs6000_destroy_cost_data): Likewise.
3014 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
3016 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
3017 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
3018 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
3020 * alloc-pool.h (pool_alloc): Likewise.
3022 * final.c (final): Do not loop to find max_uid.
3024 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
3026 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
3027 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
3029 2012-07-13 Richard Guenther <rguenther@suse.de>
3031 PR tree-optimization/53907
3032 * tree-ssa-forwprop.c (associate_pointerplus): New function.
3033 (ssa_forward_propagate_and_combine): Call it.
3035 2012-07-13 Richard Guenther <rguenther@suse.de>
3037 PR tree-optimization/53922
3038 * tree-vrp.c (value_inside_range): Change prototype to take
3039 min/max instead of value-range.
3040 (range_includes_zero_p): Likewise. Return the result from
3042 (extract_range_from_binary_expr_1): Adjust to handle dont-know
3043 return value from range_includes_zero_p.
3044 (extract_range_from_unary_expr_1): Likewise.
3045 (compare_range_with_value): Likewise.
3046 (vrp_meet_1): Likewise.
3048 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
3050 * doc/tm.texi: Regenerate.
3051 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
3052 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3053 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3054 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3055 * targhooks.c (default_init_cost): New function.
3056 (default_add_stmt_cost): Likewise.
3057 (default_finish_cost): Likewise.
3058 (default_destroy_cost_data): Likewise.
3059 * targhooks.h (default_init_cost): New decl.
3060 (default_add_stmt_cost): Likewise.
3061 (default_finish_cost): Likewise.
3062 (default_destroy_cost_data): Likewise.
3063 * target.def (init_cost): New DEFHOOK.
3064 (add_stmt_cost): Likewise.
3065 (finish_cost): Likewise.
3066 (destroy_cost_data): Likewise.
3067 * target.h (struct _stmt_vec_info): New extern decl.
3068 (stmt_vectype): Likewise.
3069 (stmt_in_inner_loop_p): Likewise.
3070 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
3071 (stmt_vector_for_cost): New VEC/typedef.
3072 (add_stmt_info_to_vec): New function.
3073 (struct _slp_tree): Remove cost.inside_of_loop field.
3074 (struct _slp_instance): Remove cost.inside_of_loop field; add
3075 stmt_cost_vec field.
3076 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
3077 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
3078 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
3079 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
3080 (struct _loop_vec_info): Add target_cost_data field.
3081 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
3082 (struct _bb_vec_info): Add target_cost_data field.
3083 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
3084 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
3085 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
3086 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
3087 (init_cost): New function.
3088 (add_stmt_cost): Likewise.
3089 (finish_cost): Likewise.
3090 (destroy_cost_data): Likewise.
3091 (vect_model_simple_cost): Change parameter list.
3092 (vect_model_store_cost): Likewise.
3093 (vect_model_load_cost): Likewise.
3094 (record_stmt_cost): New extern decl.
3095 (vect_get_load_cost): Change parameter list.
3096 (vect_get_store_cost): Likewise.
3097 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
3098 (destroy_loop_vec_info): Call destroy_cost_data.
3099 (vect_estimate_min_profitable_iters): Remove old calculation of
3100 inside costs; call finish_cost instead.
3101 (vect_model_reduction_cost): Call add_stmt_cost instead of old
3102 inside-costs calculation.
3103 (vect_model_induction_cost): Likewise.
3104 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
3105 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
3106 and vect_get_store_cost to obtain the value to return.
3107 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
3108 vect_get_data_access_cost and store it in the minimum peeling
3110 (vect_peeling_hash_choose_best_peeling): Change the parameter list
3111 to add a (stmt_vector_for_cost *) output parameter, and set its value.
3112 (vect_enhance_data_refs_alignment): Ignore the new return value from
3113 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
3114 vect_peeling_hash_choose_best_peeling and pass its contents to the
3116 * tree-vect-stmts.c (stmt_vectype): New function.
3117 (stmt_in_inner_loop_p): Likewise.
3118 (record_stmt_cost): Likewise.
3119 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
3120 record_stmt_cost instead of old calculation; don't call
3121 stmt_vinfo_set_inside_of_loop_cost.
3122 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
3123 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
3124 (vect_model_store_cost): Add stmt_cost_vec parameter; call
3125 record_stmt_cost instead of old calculation; add stmt_cost_vec
3126 parameter to vect_get_store_cost call; don't call
3127 stmt_vinfo_set_inside_of_loop_cost.
3128 (vect_get_store_cost): Add stmt_cost_vec parameter; call
3129 record_stmt_cost instead of old calculation.
3130 (vect_model_load_cost): Add stmt_cost_vec parameter; call
3131 record_stmt_cost instead of old calculation; add stmt_cost_vec
3132 parameter to vect_get_load_cost call; don't call
3133 stmt_vinfo_set_inside_of_loop_cost.
3134 (vect_get_load_cost): Add stmt_cost_vec parameter; call
3135 record_stmt_cost instead of old calculation.
3136 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
3137 (vectorizable_conversion): Likewise.
3138 (vectorizable_assignment): Likewise.
3139 (vectorizable_shift): Likewise.
3140 (vectorizable_operation): Likewise.
3141 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
3142 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
3143 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
3144 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
3145 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3146 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3147 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3148 (spu_init_cost): New function.
3149 (spu_add_stmt_cost): Likewise.
3150 (spu_finish_cost): Likewise.
3151 (spu_destroy_cost_data): Likewise.
3152 * config/i386/i386.c (ix86_init_cost): New function.
3153 (ix86_add_stmt_cost): Likewise.
3154 (ix86_finish_cost): Likewise.
3155 (ix86_destroy_cost_data): Likewise.
3156 (TARGET_VECTORIZE_INIT_COST): New macro def.
3157 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3158 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3159 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3160 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
3161 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3162 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3163 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3164 (rs6000_init_cost): New function.
3165 (rs6000_add_stmt_cost): Likewise.
3166 (rs6000_finish_cost): Likewise.
3167 (rs6000_destroy_cost_data): Likewise.
3168 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
3169 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
3170 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
3171 stmt_cost_vec parameter to vect_model_store_cost and
3172 vect_model_simple_cost calls.
3173 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
3174 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
3175 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
3176 calculating cost more than once for loads; remove inside_cost
3177 parameter from recursive vect_build_slp_tree calls; call
3178 record_stmt_cost instead of old calculation.
3179 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
3180 the instance; free it on premature exit; remove inside_cost parameter
3181 from vect_build_slp_tree call; add stmt_cost_vec parameter to
3182 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
3183 (new_bb_vec_info): Call init_cost.
3184 (destroy_bb_vec_info): Call destroy_cost_data.
3185 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
3186 statement recorded with an SLP instance; call finish_cost instead of
3187 the old calculation.
3188 (vect_update_slp_costs_according_to_vf): Record statement costs from
3189 SLP instances, multiplying by the appropriate number of copies; don't
3190 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
3192 2012-07-13 Richard Guenther <rguenther@suse.de>
3195 * builtins.c (get_pointer_alignment_1): Handle constant
3198 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3199 Steven Bosscher <steven@gcc.gnu.org>
3200 Bernd Schmidt <bernds@codesourcery.com>
3202 PR rtl-optimization/53908
3203 * df-problems.c (can_move_insns_across): When doing
3204 memory-reference book-keeping, handle call insns.
3206 2012-07-13 Richard Guenther <rguenther@suse.de>
3208 * gimple.c (gimple_types_compatible_p_1): Remove redundant
3209 type attribute comparisons.
3210 (gimple_canonical_types_compatible_p): Likewise.
3212 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
3214 PR rtl-optimization/53176
3215 * rtlanal.c (rtx_cost): Adjust default cost for X with a
3216 UNITS_PER_WORD factor for all X according to the size of
3217 its mode, not just for SUBREGs with untieable modes.
3218 Handle SET. Use factor * factor for MULT, DIV, UDIV,
3221 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3224 QImode and HImode splitters. Use ix86_comparison_operator.
3225 Explicitly match FLAGS_REG.
3226 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3228 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
3230 * expr.h (can_move_by_pieces): Move prototype from here ...
3231 * tree.h (can_move_by_pieces): ... to here.
3232 * optabs.h (set_widening_optab_handler): Use XCNEW.
3233 * gimplify.c: Do not include expr.h.
3235 * toplev.c: Do not include dwarf2out.h.
3236 * config/ia64/ia64.c: Likewise.
3237 * config/sparc/sparc.c: Likewise.
3238 * config/sparc/t-sparc (sparc.o): Fix dependencies.
3240 * Makefile.in (toplev.o): Fix dependencies
3241 (c-family/c-gimplify.o): Likewise.
3242 (c-family/c-common.o): Likewise.
3244 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
3246 * basic-block.h (struct edge_def): Use basic_block instead of
3248 * cfgloop.h (struct loop_exit, struct loop): Likewise.
3249 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
3250 instead of union tree_node *.
3251 * rtl.h (union rtunion_def, emit_insn_before_noloc,
3252 emit_insn_after_noloc, add_insn_before, add_insn_after,
3253 debug_bb_slim): Likewise.
3254 * tree-inline.h (struct copy_body_data): Likewise.
3255 * sched-rgn.c (dump_region_dot): Likewise.
3256 * gimple.h (struct gimple_statement_base, gimple_set_bb,
3257 gsi_move_to_bb_end): Likewise.
3258 * sched-vis.c (debug_bb_slim): Likewise.
3259 (debug_bb_n_slim): Likewise.
3260 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
3261 (mn10300_block_contains_call):
3263 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
3266 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
3269 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
3271 * doc/extend.texi (Namespace Association): Alter cautionary text.
3273 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
3276 * config/sh/sh.md: Remove displacement addresssing related splits.
3278 2012-07-10 Xinliang David Li <davidxl@google.com>
3280 * doc/invoke.texi: New option documented.
3281 * flag-types.h: New enum type.
3282 * gimplify.c (gimplify_bind_expr): Control
3283 clobber generation with new option.
3284 (gimplify_target_expr): Ditto.
3285 * common.opt: New option.
3287 2012-07-10 Julian Brown <julian@codesourcery.com>
3289 * config/arm/arm.md (movsi): Don't split symbol refs here.
3290 (define_split): New.
3292 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
3295 * config/m68k/m68k.c (m68k_epilogue_uses): New.
3296 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
3297 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
3299 2012-07-10 Richard Henderson <rth@redhat.com>
3301 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
3302 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
3303 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
3304 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
3305 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
3306 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
3307 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
3308 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
3309 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
3310 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
3311 (bdesc_args): Remove entries to match.
3312 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
3313 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3314 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3315 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
3316 (rs6000_builtin_mul_widen_odd): Remove.
3317 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3318 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3319 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
3320 (spu_builtin_mul_widen_odd): Remove.
3321 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3322 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3323 * doc/tm.texi.in: Don't document the removed hooks.
3325 * tree-vect-stmts.c (supportable_widening_operation): Expand
3326 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
3328 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
3329 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
3330 * optabs.c (can_mult_highpart_p): New.
3331 (expand_mult_highpart): New.
3332 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
3333 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
3334 by pieces if can_mult_highpart_p.
3335 (expand_vector_divmod): Use can_mult_highpart_p and always
3336 generate MULT_HIGHPART_EXPR.
3337 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
3338 * tree-vect-stmts.c (vectorizable_operation): Likewise.
3340 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
3341 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
3342 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
3343 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
3344 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
3345 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
3346 * config/spu/spu-builtins.def: Update pattern names to match.
3348 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
3349 from altivec_vmuleub.
3350 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
3351 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
3352 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
3353 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
3354 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
3355 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
3356 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
3357 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
3359 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
3361 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
3362 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
3363 (mulv4si3): Remove XOP test shadowed by SSE4 test.
3364 * config/i386/i386.c (bdesc_args): Update pattern names.
3365 (ix86_expand_sse2_mulvxdi3): Likewise.
3366 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
3367 shadowed by SSE4 test.
3369 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
3370 * cfgexpand.c (expand_debug_expr): Handle them.
3371 * expr.c (expand_expr_real_2): Likewise.
3372 * fold-const.c (fold_binary_loc): Likewise.
3373 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3374 * optabs.c (optab_for_tree_code): Likewise.
3375 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3376 * tree-inline.c (estimate_operator_cost): Likewise.
3377 * tree-pretty-print.c (dump_generic_node): Likewise.
3378 * tree.c (commutative_tree_code): Likewise.
3379 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3380 Handle type change before looking up optab.
3381 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
3382 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
3383 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
3384 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
3385 * genopinit.c (optabs): Initialize them.
3386 * doc/md.texi: Document them.
3388 2012-07-10 Dehao Chen <dehao@google.com>
3390 * tree.h (phi_arg_d): New field.
3391 * tree-flow-inline.h (gimple_phi_arg_block): New function.
3392 (gimple_phi_arg_block_from_edge): New function.
3393 (gimple_phi_arg_set_block): New function.
3394 (gimple_phi_arg_has_block): New function.
3395 (redirect_edge_var_map_block): New function.
3396 * tree-flow.h (_edge_var_map): New field.
3397 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
3398 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
3399 redirect_edge_var_map_add.
3400 * tree-outof-ssa.c (_elim_graph): New field.
3401 (insert_partition_copy_on_edge): New parameter.
3402 (insert_value_copy_on_edge): New parameter.
3403 (insert_rtx_to_part_on_edge): New parameter.
3404 (insert_part_to_rtx_on_edge): New parameter.
3405 (elim_graph_add_edge): New parameter.
3406 (elim_graph_remove_succ_edge): New parameter.
3407 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
3408 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
3409 (new_elim_graph): Add block debug info.
3410 (clear_elim_graph): Likewise.
3411 (delete_elim_graph): Likewise.
3412 (elim_graph_add_node): Likewise.
3413 (elim_graph_add_edge): Likewise.
3414 (elim_graph_remove_succ_edge): Likewise.
3415 (eliminate_build): Likewise.
3416 (elim_forward): Likewise.
3417 (elim_unvisited_predecessor): Likewise.
3418 (elim_backward): Likewise.
3419 (elim_create): Likewise.
3420 (eliminate_phi): Likewise.
3421 (insert_backedge_copies): Likewise.
3422 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
3424 (rewrite_add_phi_arguments): Likewise.
3425 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
3426 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
3427 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
3428 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
3429 * tree-ssa-loop-manip.c (create_iv): Likewise.
3430 (add_exit_phis_edge): Likewise.
3431 (split_loop_exit_edge): Likewise.
3432 (copy_phi_node_args): Likewise.
3433 (tree_transform_and_unroll_loop): Likewise.
3434 * value-prof.c (gimple_ic): Likewise.
3435 (gimple_stringop_fixed_value): Likewise.
3436 * tree-tailcall.c (add_successor_phi_arg): Likewise.
3437 (eliminate_tail_call): Likewise.
3438 (create_tailcall_accumulator): Likewise.
3439 (tree_optimize_tail_calls_1): Likewise.
3440 * tree-phinodes.c (add_phi_arg): Likewise.
3441 (make_phi_node): Likewise.
3442 (resize_phi_node): Likewise.
3443 (remove_phi_arg_num): Likewise.
3444 * omp-low.c (expand_parallel_call): Likewise.
3445 (expand_omp_for_static_chunk): Likewise.
3446 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
3448 (slpeel_update_phi_nodes_for_guard1): Likewise.
3449 (slpeel_update_phi_nodes_for_guard2): Likewise.
3450 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3451 (set_prologue_iterations): Likewise.
3452 (slpeel_tree_peel_loop_to_edge): Likewise.
3453 (vect_loop_versioning): Likewise.
3454 * tree-parloops.c (create_phi_for_local_result): Likewise.
3455 (transform_to_exit_first_loop): Likewise.
3456 (create_parallel_loop): Likewise.
3457 * ipa-split.c (split_function): Likewise.
3458 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3459 (vect_create_epilog_for_reduction): Likewise.
3460 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
3461 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
3462 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3463 (cond_if_else_store_replacement_1): Likewise.
3464 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
3465 (remove_forwarder_block_with_phi): Likewise.
3466 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
3467 * tree-predcom.c (initialize_root_vars): Likewise.
3468 (initialize_root_vars_lm): Likewise.
3469 * sese.c (sese_add_exit_phis_edge): Likewise.
3470 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3471 * tree-ssa.c (flush_pending_stmts): Likewise.
3472 (redirect_edge_var_map_add): Likewise.
3473 (ssa_redirect_edge): Likewise.
3474 * gimple-streamer-in.c (input_phi): Likewise.
3475 * tree-vect-stmts.c (vectorizable_load): Likewise.
3476 * tree-inline.c (copy_phis_for_bb): Likewise.
3477 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3478 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
3479 * tree-cfg.c (reinstall_phi_args): Likewise.
3480 (gimple_make_forwarder_block): Likewise.
3481 (add_phi_args_after_copy_edge): Likewise.
3482 (gimple_duplicate_sese_tail): Likewise.
3484 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
3487 * config/sh/sh.c (sequence_insn_p): New function.
3488 (find_barrier, sh_insn_length_adjustment): Use it.
3490 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3493 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
3495 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
3496 SUBTARGET_FOLD_BUILTIN.
3497 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
3498 SUBTARGET_FOLD_BUILTIN.
3500 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3502 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
3503 runtime exceptions model setting from here ...
3504 * config/darwin.c (darwin_override_options): ... to here.
3506 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3508 PR tree-optimization/53887
3509 * tree-cfg.c (group_case_labels_stmt): Make non-static.
3510 * tree-flow.h (group_case_labels_stmt): Add prototype.
3511 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
3512 to pre-process every switch.
3514 2012-07-09 Jason Merrill <jason@redhat.com>
3517 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3518 (type_hash_eq): Likewise.
3520 2012-07-09 Tom de Vries <tom@codesourcery.com>
3521 Richard Guenther <rguenther@suse.de>
3523 * tree-ssa-ccp.c (optimize_unreachable): New function.
3524 (execute_fold_all_builtins): Use optimize_unreachable to optimize
3525 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
3527 2012-07-09 Richard Guenther <rguenther@suse.de>
3530 * graphite-optimize-isl.c: Make sure CU is not empty.
3532 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3534 * gensupport.c (init_rtx_reader_args_cb): Start counting code
3535 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
3536 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
3537 the LAST_INSN_CODE marker at the end.
3538 * genoutput.c (nothing): New static struct data.
3539 (idata): Initialize to ¬hing.
3540 (idata_end): Initialize to ¬hing.next.
3541 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
3543 * genpeep.c (insn_code_number): Remove global variable.
3544 (gen_peephole): Take it as an argument instead.
3545 (main): Take insn_code_number from read_md_rtx.
3546 * optabs.h: Revert r161809:
3547 (optab_handlers): Change type of insn_code back to insn_code.
3548 (optab_handler, widening_optab_handler, set_optab_handler,
3549 set_widening_optab_handler, convert_optab_handler,
3550 set_convert_optab_handler, direct_optab_handler,
3551 set_direct_optab_handler): Remove int casts.
3552 Revert to treating the insn_code field as "insn_code".
3554 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3556 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
3557 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
3558 * config/sh/sh-protos.h: Declare it.
3560 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3562 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
3563 (dump_fixup_graph): Use current_function_name.
3564 (adjust_cfg_counts): Likewise.
3565 * ira-conflicts.c: Do not include tree.h.
3566 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
3568 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3571 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
3573 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3575 * basic-block.h: Re-group most prototypes per file.
3576 (struct edge_list): Remove num_blocks field.
3577 (dump_bb_info): Adjust prototypes.
3578 (dump_reg_info): Move prototype to regs.h.
3579 * function.h: Do not include tree.h.
3580 Include vec.h, vecir.h, input.h and machmode.h to compensate.
3581 (function_name): New prototype.
3582 * gimple.h: Include tree.h to compensate for basic-block.h change.
3583 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
3584 * regs.h (dump_reg_info): Prototype here.
3585 * regset.h: Adjust file reference in comment.
3586 (debug_regset): Remove prototype.
3587 * rtl.h: Include flags.h for flag_var_tracking_assignments.
3588 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
3589 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
3590 (dump_reg_info, dump_flow_info): Remove prototypes.
3591 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
3592 to here, the only user. Make static.
3593 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
3594 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
3595 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
3596 tree-pass.h, cfgloop.h, and tree-flow.h.
3597 Include basic-block.h, the first header I'd expect to be included.
3598 (reg_obstack): Move to df-core.c.
3599 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
3600 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
3601 (redirect_edge_succ_nodup): Move to cfghooks.c.
3602 (dump_regset, debug_regset): Move to df-core.c.
3603 (dump_bb_info): Move to cfgrtl.c.
3604 (dump_reg_info): Move to regstat.c.
3605 (dump_flow_info): Move to cfgrtl.c.
3606 (debug_flow_info): Likewise.
3607 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
3608 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
3609 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
3610 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3611 could_fall_through): Move to cfgrtl.c.
3612 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
3613 (create_edge_list): Do not set edge_list's removed num_blocks.
3614 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
3615 (flow_nodes_print): Remove.
3616 (flow_edge_list_print): Remove.
3617 (inverted_post_order_compute): Use FOR_ALL_BB.
3618 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
3619 Do not call dump_reg_info.
3620 (debug_flow_info): Moved from cfg.c
3621 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
3622 to avoid looking at TDF_* flags from tree-pass.h.
3623 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3624 could_fall_through): Moved from cfganal.c.
3625 (print_rtl_with_bb): Adjust dump_bb_info calls.
3626 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
3627 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
3628 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
3629 * cselib.c: Include tree.h with a FIXME.
3630 * df-core.c (reg_obstack): Moved from cfg.c.
3631 (dump_regset): Likewise.
3632 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
3633 * final.c (compute_alignments): Call dump_reg_info before
3635 * function.c (function_name): New function.
3636 (current_function_name): Use it.
3637 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
3639 * ira-conflicts.c: Include tree.h with a note.
3640 * regstat.c (dump_reg_info): Moved here from cfg.c.
3641 * loop-init.c: Include regs.h instead of hard-reg-set.h.
3642 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
3643 (rtl_loop_done): Likewise.
3644 * mcf.c: Include tree.h before langhooks.h.
3645 * predict.c (maybe_hot_count_p): Assert we have cfun.
3646 (probably_never_executed_bb_p): Likewise.
3647 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
3648 instead of dump_flow_info.
3649 * sched-deps.c: Include tree.h with a FIXME.
3650 (call_may_noreturn_p): Add FIXME note why this function has to
3651 look at function decls instead of function decl flags.
3652 * sched-vis.c: Include tree.h with a FIXME.
3653 (print_rtl_slim): Adjust dump_bb_info uses.
3654 * statistics.c (statistics_fini_pass_2): Use current_function_name
3655 to avoid including tree.h.
3656 (statistics_counter_event): Use function_name for the same reason.
3657 (statistics_histogram_event): Likewise.
3658 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
3659 instead of dump_flow_info.
3660 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
3661 before dump_flow_info.
3662 * doc/cfg.texi: Update CFG documentation.
3663 * Makefile.in (RTL_H): Depend on FLAGS_H.
3664 (GIMPLE_H): Depend on TREE_H.
3665 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
3666 but no longer on TREE_H.
3667 (C_COMMON_H): Depend on TREE_H.
3668 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
3669 sched-deps.o, sched-vis.o): Fixup dependencies.
3671 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3673 * alias.h: Do not include coretypes.h in header files.
3674 * cppbuiltin.h: Likewise.
3675 * double-int.h: Likewise.
3676 * gimple-fold.h: Likewise.
3677 * flags.h: Likewise.
3678 * tree-ssa-alias.h: Likewise.
3679 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
3680 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
3681 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
3683 (ALIAS_H): Do not depend on coretypes.h.
3684 (FLAGS_H): Likewise.
3685 (realmpfr.o): Depend on coretypes.h.
3687 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3689 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
3690 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
3692 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
3694 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
3695 (TARGET_FPA): Delete definition.
3696 (TARGET_MAVERICK): Likewise.
3697 (TARGET_FPA_EMU2): Likewise.
3698 (arm_fp_model): Remove FPA and Maverick models.
3699 (arm_arch_cirrus): Delete declaration.
3700 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
3701 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
3702 (CALL_USED_REGISTERS): Likewise.
3703 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
3704 (FIRST_VFP_REGNUM): Renumbered.
3705 (D7_VFP_REGNUM): Chain definition.
3706 (LAST_LO_VFP_REGNUM): Likewise.
3707 (FIRST_HI_VFP_REGNUM): Likewise.
3708 (LAST_HI_VFP_REGNUM): Likewise.
3709 (FIRST_IWMMXT_GR_REGNUM): Likewise.
3710 (LAST_IWMMXT_GR_REGNUM): Likewise.
3711 (FIRST_IWMMXT_REGNUM): Likewise.
3712 (LAST_IWMMXT_REGNUM): Likewise.
3713 (FRAME_POINTER_REGNUM): Renumbered.
3714 (ARG_POINTER_REGNUM): Renumbered.
3715 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
3716 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
3717 (HARD_REGNO_REGNUM): Remove FPA support.
3718 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
3719 (reg_class): Likewise.
3720 (REG_CLASS_NAMES): Likewise.
3721 (REG_CLASS_CONTENTS): Likewise.
3722 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
3723 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
3724 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
3725 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
3726 Reorganize. Use AAPCS preferred names.
3727 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
3729 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
3730 * arm.c (FL_CIRRUS): Delete definition.
3731 (arm_arch_cirrus): Delete variable.
3732 (arm_float_words_big_endian): Delete function.
3733 (cirrus_memory_offset): Delete function.
3734 (output_mov_long_double_fpa_from_arm): Delete function.
3735 (output_mov_long_double_arm_from_fpa): Delete function.
3736 (output_mov_double_fpa_from_arm): Delete function.
3737 (output_mov_double_arm_from_fpa): Delete function.
3738 (emit_sfm): Delete function.
3739 (maybe_get_arm_condition_code): Update comment.
3740 (arm_file_start): Always use softvfp for softfloat systems.
3741 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
3742 (arm_option_override): Remove FPA and Maverick support. Always
3743 default to vfp as the fallback FPU format.
3744 (use_return_insn): Remove FPA support.
3745 (arm_get_frame_offsets): Likewise.
3746 (arm_save_coproc_regs): Likewise.
3747 (arm_canonicalize_comparison): Remove Maverick support.
3748 (arm_select_cc_mode): Likewise.
3749 (arm_gen_compare_reg): Likewise.
3750 (arm_print_operand): Likewise.
3751 (arm_libcall_value_1): Remove FPA and Maverick support.
3752 (arm_function_value_regno_p): Likewise.
3753 (arm_apply_result_size): Likewise.
3754 (arm_legitimate_index_p): Likewise.
3755 (thumb2_legitimate_index_p): Likewise.
3756 (legitimize_reload_address): Likewise.
3757 (arm_register_move_cost): Likewise.
3758 (arm_hard_regno_mode_ok): Likewise.
3759 (arm_regno_class): Likewise.
3760 (arm_dbx_register_number): Likewise.
3761 (arm_emit_unwind_sequence): Likewise.
3762 (arm_conditional_register_usage): Likewise.
3763 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
3764 (cirrus_memory_offset): Likewise.
3765 (output_move_long_double_fpa_from_arm): Likewise.
3766 (output_move_long_double_arm_from_fpa): Likewise.
3767 (output_move_double_fpa_from_arm): Likewise.
3768 (output_move_double_arm_from_fpa): Likewise.
3769 (arm_float_words_big_endian): Likewise.
3770 * arm.md (CC_REGNUM): Renumbered.
3771 (VFPCC_REGNUM): Moved here. Renumbered.
3772 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
3773 (attr fpu): Remove FPA and Maverick support.
3774 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
3775 * arm-cores.def (ep9312): Remove Maverick support.
3776 * arm-arches.def (ep9312): Delete architecture.
3777 * arm-tables.opt: Regenerated.
3779 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
3781 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
3783 PR tree-optimization/53881
3784 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
3785 comparing labels to establish uniqueness of a switch case target,
3786 use the CFG instead.
3788 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3790 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3791 due to negative shift amount.
3793 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
3795 Fix configure test for "stack protector support in target C library".
3796 * configure.ac (test_prefix, test_exec_prefix): Move setting from
3797 inside sysroot handling to before and outside it.
3798 * configure: Regenerate.
3800 2012-07-06 Kai Tietz <ktietz@redhat.com>
3803 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3804 as "/mingw/include".
3806 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
3809 * var-tracking.c (vt_add_function_parameter): Convert
3810 internal_arg_pointer into arg_pointer-based address even
3813 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
3815 PR rtl-optimization/53827
3818 * alias.c (memrefs_conflict_p): Adjust offset and size by the
3819 same amount for alignment ANDs.
3821 2012-07-06 Tom de Vries <tom@codesourcery.com>
3823 PR tree-optimization/51879
3824 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
3825 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
3826 (visit_use): Also call visit_reference_op_call for calls with a vdef.
3828 2012-07-06 Tom de Vries <tom@codesourcery.com>
3830 PR tree-optimization/52009
3831 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
3832 value numbers of gimple_vdef.
3833 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
3835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
3836 (vn_reference_insert): Add and handle vdef parameter.
3837 (visit_reference_op_load): Add argument to vn_reference_insert call.
3838 (visit_reference_op_store): Find value number of vdef of store. Insert
3839 value number of vdef of store.
3841 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386.md (simple lea to add peephole): Also transform
3844 RTXes where second PLUS operand matches output.
3846 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/i386.c (construct_plt_address): Make static.
3849 * config/i386/i386-protos.h (construct_plt_address): Remove.
3851 2012-07-06 Nick Clifton <nickc@redhat.com>
3853 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3854 default_encode_section_info.
3856 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3860 emit PIC sequence for fnaddr symbol reference in advance.
3862 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
3865 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
3867 * dwarf2out.c (function_possibly_abstracted_p): New static function.
3868 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
3869 cgraph_function_possibly_inlined_p.
3870 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
3871 (process_scope_var): Do not emit concrete instances of abstracted
3872 nested functions from here.
3873 (gen_decl_die): Emit the abstract instance if the function is possibly
3874 abstracted and not only possibly inlined.
3875 (dwarf2out_finish): Find the first non-abstract parent instance and
3876 attach concrete instances on the limbo list to it.
3878 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3879 Julian Brown <julian@codesourcery.com>
3883 * config/arm/neon-gen.ml (return_by_ptr): Delete.
3884 (print_function): Handle empty strings.
3885 (return): Delete use of return_by_ptr.
3886 (mask_shape_for_shuffle): New function.
3887 (mask_elems): Likewise.
3888 (shuffle_fn): Likewise.
3889 (params): Simplify and remove use of return_by_ptr.
3890 (get_shuffle): New function.
3891 (print_variant): Update.
3892 * config/arm/neon.ml (rev_elems): New function.
3893 (permute_range): Likewise.
3894 (zip_range): Likewise.
3895 (uzip_range): Likewise.
3896 (trn_range): Likewise.
3897 (zip_elems): Likewise.
3898 (uzip_elems): Likewise.
3899 (trn_elems): Likewise.
3900 (features): New enumeration Use_shuffle. Delete ReturnPtr.
3903 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
3904 * config/arm/arm_neon.h: Regenerate.
3906 2012-07-05 Richard Guenther <rguenther@suse.de>
3908 * tree-pretty-print.c (dump_generic_node): Properly test
3909 the result of exact_log2.
3911 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3913 * config/s390/s390-protos.h (s390_expand_movmem)
3914 (s390_expand_cmpmem): Add return value.
3915 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
3916 Return FALSE to use the library function in some cases.
3917 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
3920 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3922 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
3924 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
3926 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
3927 * stmt.c (dump_case_nodes): New.
3928 (expand_case): Split out code generation parts into new functions.
3929 (expand_switch_as_decision_tree_p): Split out from expand_case.
3930 (emit_case_decision_tree): Likewise.
3931 (emit_case_dispatch_table): Likewise.
3933 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3935 * config/arm/iterators.md (SDF): New mode iterator.
3936 (V_if_elem): Add support for SF and DF modes.
3938 (F_constraint): New mode iterator attribute.
3939 (F_fma_type): Likewise.
3940 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
3941 (*fmsub<SDF:mode>4): Likewise.
3942 (*fmnsub<SDF:mode>4): Likewise.
3943 (*fmnadd<SDF:mode>4): Likewise.
3945 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3947 * expmed.c (expand_mult): Initialize coeff and is_neg.
3949 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
3951 * config/sh/predicates.md (zero_extend_operand): New predicate.
3952 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
3953 zero_extend_operand predicate.
3954 (zero_extendqisi2): Likewise.
3956 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3959 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
3960 to not call cgraph_propagate_frequency if something was changed.
3962 2012-07-04 Richard Guenther <rguenther@suse.de>
3965 * gimple-fold.c (get_base_constructor): Do not return an
3966 error_mark_node DECL_INITIAL.
3968 2012-07-04 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/53844
3971 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
3972 the loop virtual PHI.
3974 2012-07-04 Richard Guenther <rguenther@suse.de>
3976 PR tree-optimization/53849
3977 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
3978 for duplicated locals. Use add_referenced_var_1 to avoid
3979 pushing/popping cfun.
3981 2012-07-04 Kai Tietz <ktietz@redhat.com>
3983 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
3984 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
3986 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
3987 as i386_pe_reloc_rw_mask.
3989 2012-07-04 Richard Guenther <rguenther@suse.de>
3991 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3992 as in free_lang_data_in_type.
3994 2012-07-04 Tobias Grosser <tobias@grosser.es>
3995 Michael Matz <matz@suse.de>
3997 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
3998 (graphite-optimize-isl.o): Add dependencies.
3999 * common.opt (floop-nest-optimize): New flag.
4000 * doc/invoke.texi (floop-nest-optimize): Document.
4001 * graphite-dependences.c (compute_deps): Export.
4002 * graphite-poly.h (compute_deps): Declare.
4003 * graphite-optimize-isl.c: New file.
4004 * graphite-poly.c (apply_poly_transforms): Run the loop
4006 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
4007 if -floop-nest-optimize is enabled.
4009 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
4011 * config/sh/predicates.md (logical_and_operand): New predicate.
4012 * config/sh/constraints.md (Jmb, Jmw): New constraints.
4013 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
4014 of 0xFFFF constant. Use logical_and_operand predicate and
4015 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
4016 (*andsi3_compact): Make it an insn_and_split. Use
4017 logical_and_operand predicate. Add Jmb,Jmw alternatives.
4019 2012-07-03 Jason Merrill <jason@redhat.com>
4022 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
4024 2012-07-03 Nick Clifton <nickc@redhat.com>
4026 * config/mep/mep.c (mep_reorg_regmove): Use
4027 next_nonnote_non_debug_insn to advance to the next insn. Do not
4028 expect delete_insn to return an rtx.
4030 2012-07-03 Richard Guenther <rguenther@suse.de>
4032 * doc/install.texi (CLooG): Clarify how CLooG needs to be
4033 configured and that it needs to be built against ISL 0.10.
4035 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
4038 code model string in the error message.
4040 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
4044 sibcall_insn_operand. Move it to a temporary register if not.
4046 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
4049 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
4052 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4054 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
4056 2012-07-03 Roland McGrath <mcgrathr@google.com>
4058 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
4059 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
4060 * configure: Regenerated.
4061 * config/i386/i386.md (simple_return_internal_long): Use %;
4062 (ctz<mode>2): Likewise.
4065 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
4068 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
4070 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
4071 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
4072 gen_branch_true and gen_branch_false.
4073 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
4075 (branch_true, branch_false): Use t_reg_operand predicate.
4076 (*branch_true, *branch_false): Delete.
4077 (movt): Use t_reg_operand predicate.
4078 (*negnegt): Use negt_reg_operand predicate and fold little and big
4080 (*movtt): Use t_reg_operand and fold little and big endian variants.
4083 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
4085 * stmt.c (emit_case_bit_tests): Remove.
4086 (expand_case): Remove expand_switch_using_bit_tests_p code.
4087 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
4088 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
4089 (lshift_cheap_p): Likewise.
4090 (expand_switch_using_bit_tests_p): Likewise.
4091 (struct case_bit_test): Likewise.
4092 (case_bit_test_cmp): Likewise.
4093 (emit_case_bit_tests): New implementation for GIMPLE.
4094 (gen_inbound_check): Do not release post-dominator info here.
4095 (process_switch): Reorder code. Expand as bit tests if it
4097 (do_switchconv): Release post-dominator info here if something changed.
4098 (struct gimple_opt_pass): Verify more.
4099 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
4101 2012-07-02 Martin Jambor <mjambor@suse.cz>
4104 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
4105 dynamic type change check.
4107 2012-07-02 Richard Guenther <rguenther@suse.de>
4108 Michael Matz <matz@suse.de>
4109 Tobias Grosser <tobias@grosser.es>
4110 Sebastian Pop <sebpop@gmail.com>
4112 * Makefile.in: Remove PPL flags in favor of ISL ones.
4113 (BACKENDLIBS): Remove PPL libs.
4114 (INCLUDES): Remove PPL includes in favor of ISL ones.
4115 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
4116 graphite-cloog-compat.h dependencies.
4117 (graphite-dependences.o): Likewise.
4118 (graphite-poly.o): Likewise.
4119 * configure.ac: Declare ISL vars instead of PPL ones.
4120 * configure: Regenerated.
4121 * doc/install.texi: Replace PPL requirement documentation with ISL one.
4122 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
4123 * graphite-clast-to-gimple.c: Likewise.
4124 * graphite-dependences.c: Likewise.
4125 * graphite-interchange.c: Likewise.
4126 * graphite-poly.h: Likewise.
4127 * graphite-poly.c: Likewise.
4128 * graphite-sese-to-poly.c: Likewise.
4129 * graphite.c: Likewise.
4130 * graphite-scop-detection.c: Re-arrange includes.
4131 * graphite-cloog-util.c: Remove.
4132 * graphite-cloog-util.h: Likewise.
4133 * graphite-ppl.h: Likewise.
4134 * graphite-ppl.c: Likewise.
4135 * graphite-dependences.h: Likewise.
4137 2012-07-02 Richard Guenther <rguenther@suse.de>
4139 Merge from graphite branch
4140 2011-07-21 Tobias Grosser <tobias@grosser.es>
4142 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
4143 Remove graphite-cloog-util.h.
4144 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
4145 build_iv_mapping, translate_clast_user, translate_clast,
4146 free_scattering, initialize_cloog_names, build_cloog_prog,
4147 create_params_index): Do not use old compatibility functions.
4148 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
4149 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
4150 compatibility functions.
4151 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
4153 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
4154 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
4156 * graphite-cloog-compat.h: Remove.
4158 2011-08-09 Tobias Grosser <tobias@grosser.es>
4160 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
4161 of the string, no just a reference.
4162 (clast_name_index): Add a new field, that specifies if we need to free
4164 (free_clast_name_index): If necessary, free the name string.
4165 (clast_name_index_elt_info): Calculate the hash based on the string
4166 content, not the memory location it is stored in.
4167 (clast_name_to_level): Specify that we do not need to free the name.
4168 (clast_name_to_index): Dito.
4169 (clast_name_to_lb_ub): Dito.
4170 (eq_clast_name_indexes): Compare the strings, not their base pointers.
4171 (free_scattering): Removed.
4172 (initialize_cloog_names): Renamed to add_names_to_union_domain().
4173 (add_names_to_union_domain): Changed to work on a union_domain,
4174 instead of a CloogNames structure.
4175 (build_cloog_prog): Removed.
4176 (build_cloog_union_domain): New.
4177 (generate_cloog_input): New.
4178 (scop_to_clast): Use CloogInput instead of CloogProgram.
4179 (print_generated_program): Adapt to new scop_to_clast() and do not
4180 print the CloogProgram any more.
4181 (create_params_index): Removed, functionality integrated in
4182 add_names_to_union_domain().
4183 (gloog): Adapt to new scop_to_clast().
4184 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
4186 2012-01-11 Tobias Grosser <tobias@grosser.es>
4188 * graphite-clast-to-gimple.c (clast_name_to_index,
4189 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
4190 (clast_to_gcc_expression): Add clast_expr_name as a new
4191 case. Do not assume a clast_expr_term points always to a
4193 (type_for_clast_term): Do not assume a clast_expr_term points always to
4195 (type_for_clast_name): New.
4196 (type_for_clast_expr): Add clast_expr_name as a new case.
4198 2011-08-03 Sebastian Pop <sebpop@gmail.com>
4200 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
4201 new_Cloog_Scattering_from_ppl_Polyhedron,
4202 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
4204 2012-07-02 Jakub Jelinek <jakub@redhat.com>
4206 PR tree-optimization/53645
4207 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
4208 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
4210 2012-07-01 Wei Guozhi <carrot@google.com>
4213 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
4214 * config/arm/arm.c (const_ok_for_dimode_op): New function.
4215 * config/arm/constraints.md (Dd): New constraint.
4216 * config/arm/predicates.md (arm_adddi_operand): New predicate.
4217 * config/arm/arm.md (adddi3): Extend it to handle constants.
4218 (arm_adddi3): Likewise.
4219 (addsi3_carryin_<optab>): Extend it to handle sbc case.
4220 (addsi3_carryin_alt2_<optab>): Likewise.
4221 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
4223 2012-06-30 Nathan Sidwell <nathan@acm.org>
4225 * coverage.c (bbg_file_stamp): New.
4226 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
4227 (build_info): Write bbg_file_stamp.
4228 (coverage_init): Initialize bbg_file_stamp. Read counts file
4229 before writing graph header.
4230 (coverage_finish): Don't unlink the data file if we can generate a
4232 * tree.h (crc32_unsigned): Declare.
4233 * tree.c (crc32_unsigned_bits): New, broken out of ...
4234 (crc32_byte): ... here. Use it.
4235 (crc32_unsigned): New.
4237 2012-06-29 Cary Coutant <ccoutant@google.com>
4239 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
4240 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
4241 (gen_variable_die): Likewise.
4242 (gen_namespace_die): Likewise.
4244 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
4246 * tree-eh.c (lower_try_finally_switch): Really put the location of the
4247 last statement of the finally block onto the switch.
4249 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
4252 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
4255 2012-06-29 Sterling Augustine <saugustine@google.com>
4257 * dwarf2out.c (add_pubname): Add comment.
4258 (add_pubtype): Fix indentation.
4259 (gen_enumeration_type_die): Likewise.
4261 2012-06-29 Jakub Jelinek <jakub@redhat.com>
4263 * tree-vect-generic.c (expand_vector_divmod): For even/odd
4264 widening multiply, put even always as first argument to VEC_PERM_EXPR.
4266 2012-06-29 Richard Henderson <rth@redhat.com>
4268 * tree-vect-generic.c: Include target.h.
4269 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
4270 * Makefile.in (tree-vect-generic.o): Update.
4272 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4274 * configure.ac: Remove special gtfiles case for C.
4275 * configure: Regenerate.
4276 * Makefile.in: Remove C front-end hooks and build hooks that
4277 will be picked up from c/Make-lang.in now.
4278 Add tree-mudflap to C_COMMON_OBJS.
4279 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
4280 * config/vms/vms.c: Look for c-tree.h in c/.
4281 * doc/gty.texi: Remove reference to c-config-lang.in.
4282 * doc/sourcebuild.texi: Document the c/ subdirectory.
4284 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4286 * system.h (CASE_USE_BIT_TESTS): Poison.
4287 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
4288 (expand_switch_using_bit_tests_p): ...here.
4289 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
4290 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
4292 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4294 * system.h (IFCVT_EXTRA_FIELDS): Poison.
4295 (IFCVT_INIT_EXTRA_FIELDS): Poison.
4296 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
4297 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
4298 IFCVT_INIT_EXTRA_FIELDS.
4299 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
4300 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
4302 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
4303 frv_ifcvt_machdep_init.
4304 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
4305 Remove documentation.
4306 (IFCVT_MACHDEP_INIT): Document.
4307 * doc/tm.texi: Regenerate.
4309 2012-06-29 Nick Clifton <nickc@redhat.com>
4311 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
4313 2012-06-29 Jakub Jelinek <jakub@redhat.com>
4315 * tree-vect-stmts.c (vectorizable_operation): Check both
4316 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
4317 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
4319 2012-06-28 Richard Henderson <rth@redhat.com>
4321 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
4323 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4325 PR tree-optimization/51581
4326 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
4327 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
4328 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
4329 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
4330 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
4331 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
4333 PR tree-optimization/53645
4334 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
4335 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
4338 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
4341 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
4342 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
4343 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
4344 avr_hard_regno_call_part_clobbered.
4346 2012-06-28 Richard Guenther <rguenther@suse.de>
4349 * expr.c (expand_expr_real_1): Verify if the type is complete
4350 before inspecting its size.
4352 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
4354 * doc/include/gpl.texi: Remove.
4355 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
4357 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4359 PR tree-optimization/53645
4360 * tree-vect-generic.c (add_rshift): New function.
4361 (expand_vector_divmod): New function.
4362 (expand_vector_operation): Use it for vector integer
4363 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
4364 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
4365 unused lguup variable with dummy_int.
4367 2012-06-28 OLivier Hainque <hainque@adacore.com>
4369 * expr.c (convert_move): Latch mem integer inputs into a
4370 register before expanding a multi-instructions sequence.
4372 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4373 Uros Bizjak <ubizjak@gmail.com>
4374 Jakub Jelinek <jakub@redhat.com>
4378 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
4379 (vt_finalize): ... here instead, if needed.
4381 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4386 * dce.c (word_dce_process_block): Check whether inserting debug
4387 temps are needed even for needed insns.
4388 (dce_process_block): Likewise.
4389 * df-problems.c (dead_debug_add): Add comment about multi-regs.
4390 (dead_debug_insert_temp): Likewise. Don't subreg when we're
4391 setting fewer regs than a multi-reg requires.
4393 2012-06-27 Richard Henderson <rth@redhat.com>
4395 * config/alpha/alpha.c (alpha_dimode_u): New.
4396 (alpha_init_builtins): Initialize it, and use it.
4397 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
4398 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
4399 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
4400 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
4401 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
4402 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
4403 (alpha_fold_builtin_ctpop): Likewise.
4404 (alpha_fold_builtin_umulh): Remove.
4405 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
4406 typo in MAX_ARGS check.
4408 2012-06-27 Richard Henderson <rth@redhat.com>
4410 * tree.def (MULT_HIGHPART_EXPR): New.
4411 * cfgexpand.c (expand_debug_expr): Ignore it.
4412 * expr.c (expand_expr_real_2): Handle it.
4413 * fold-const.c (int_const_binop_1): Likewise.
4414 * optabs.c (optab_for_tree_code): Likewise.
4415 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4416 * tree-inline.c (estimate_operator_cost): Likewise.
4417 * tree-pretty-print.c (dump_generic_node): Likewise.
4418 (op_code_prio, op_symbol_code): Likewise.
4419 * tree.c (commutative_tree_code): Likewise. Also handle
4420 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
4422 2012-06-27 Richard Henderson <rth@redhat.com>
4425 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
4426 in 2012-06-23 change. Adjust two other DImode tests as well.
4428 2012-06-27 Nick Clifton <nickc@redhat.com>
4430 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
4433 2012-06-27 Richard Guenther <rguenther@suse.de>
4436 * tree-chrec.c (chrec_convert_1): Represent truncation to
4437 a type with undefined overflow as truncation to an unsigned
4438 type converted to the type with undefined overflow.
4439 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
4440 the scalar evolution of a truncated widened operation avoid
4441 looking at the non-existing evolution of the widened operation
4444 2012-06-27 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/53774
4447 * tree-ssa-reassoc.c (get_rank): All default defs have
4449 (init_reassoc): Precompute rank for all SSA default defs.
4451 2012-06-27 Nick Clifton <nickc@redhat.com>
4453 * config/rx/rx.md (simple_return): Use the simple_return rtx.
4455 2012-06-26 Richard Henderson <rth@redhat.com>
4457 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
4458 and don't fall thru from standard_80387_constant_p to the memory
4461 2012-06-26 Richard Henderson <rth@redhat.com>
4463 * config/i386/i386.c (bdesc_args): Update. Change
4464 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
4465 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
4466 (ix86_builtin_mul_widen_even): Use it.
4467 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
4468 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
4469 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
4471 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
4472 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
4473 (vec_widen_smult_even_v4si): New.
4475 2012-06-26 Richard Henderson <rth@redhat.com>
4477 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
4478 to expander; move guts to ...
4479 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
4480 highparts before shifting up.
4481 * config/i386/i386-protos.h: Update.
4483 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4485 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
4486 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
4487 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
4489 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
4491 * var-tracking.c (vt_add_function_parameter): Use a preserved
4492 VALUE for the MEM address of an incoming parameter.
4494 2012-06-26 Sterling Augustine <saugustine@google.com>
4496 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
4497 (prune_unused_types): Likewise.
4499 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4501 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4502 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
4503 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4504 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
4505 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
4506 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
4507 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
4508 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
4509 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
4511 * doc/tm.texi: Regenerate.
4512 * doc/cpp.texi: Make example for #error generic.
4513 * config/frv/frv.h: Fix example text to match tm.texi.
4515 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
4517 * tree-pass.h (pass_strength_reduction): New decl.
4518 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
4519 (finalize_costs): Likewise.
4520 * timevar.def (TV_TREE_SLSR): New timevar.
4521 * gimple-ssa-strength-reduction.c: New.
4522 * tree-flow.h (initialize_costs): New decl.
4523 (finalize_costs): Likewise.
4524 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
4525 * passes.c (init_optimization_passes): Add pass_strength_reduction.
4527 2012-06-26 Matt Turner <mattst88@gmail.com>
4529 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
4530 (__builtin_arm_tinsrh): Likewise.
4531 (__builtin_arm_tinsrw): Likewise.
4532 (__builtin_arm_wsadb): Add missing v2si parameter.
4533 (__builtin_arm_wsadh): Likewise.
4534 (__builtin_arm_getwcx): Delete.
4535 (__builtin_arm_setwcx): Delete.
4536 (__builtin_arm_getwcgr0): Add.
4537 (__builtin_arm_getwcgr1): Add.
4538 (__builtin_arm_getwcgr2): Add.
4539 (__builtin_arm_getwcgr3): Add.
4540 (__builtin_arm_setwcgr0): Add.
4541 (__builtin_arm_setwcgr1): Add.
4542 (__builtin_arm_setwcgr2): Add.
4543 (__builtin_arm_setwcgr3): Add.
4545 2012-06-26 Richard Guenther <rguenther@suse.de>
4548 2012-06-21 Richard Guenther <rguenther@suse.de>
4550 * tree-inline.c (estimate_num_insns): Estimate call cost for
4553 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4556 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
4557 * doc/tm.texi: Regenerate.
4559 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4562 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
4563 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
4564 * doc/tm.texi.in: Remove documentation for unused target macros
4565 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4566 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4567 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4568 TARGET_NARROW_VOLATILE_BITFIELDS.
4569 Document that MD_HANDLE_UNWABI is a macro in libgcc.
4570 * doc/tm.texi: Regenerate.
4571 * system.h: Poison target macros
4572 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4573 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4574 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4575 TARGET_NARROW_VOLATILE_BITFIELDS
4577 2012-06-26 Jan Hubicka <jh@suse.cz>
4580 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
4583 2012-06-26 Dehao Chen <dehao@google.com>
4585 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
4586 source location is consistant with the call stmt.
4588 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4590 PR tree-optimization/53729
4591 PR tree-optimization/53636
4592 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
4593 vect_verify_datarefs_alignment until after statements have
4594 been marked as relevant/irrelevant.
4595 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
4596 Skip irrelevant statements.
4597 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
4598 instead of STMT_VINFO_RELEVANT.
4599 (vect_get_data_access_cost): Do not check for supportable
4600 alignment before calling vect_get_load_cost/vect_get_store_cost.
4601 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
4602 handling unsupported alignment.
4603 (vect_get_load_cost): Likewise.
4605 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4607 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
4608 Do not define JMP_BUF_SIZE.
4610 2012-06-26 Jakub Jelinek <jakub@redhat.com>
4612 PR tree-optimization/53748
4613 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
4614 if arg0/arg1 have integral or pointer types.
4616 2012-06-25 Richard Henderson <rth@redhat.com>
4618 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
4619 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
4620 (sdot_prodv4si): New; handle only XOP.
4622 2012-06-25 Richard Henderson <rth@redhat.com>
4624 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
4625 (V2UDI_FUNC_V4USI_V4USI): New.
4626 (V4UDI_FUNC_V8USI_V8USI): New.
4627 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
4628 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
4629 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
4630 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
4631 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
4632 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
4633 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
4634 (bdesc_args): Add them.
4635 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
4636 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
4637 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
4638 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
4639 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
4641 2012-06-25 Richard Henderson <rth@redhat.com>
4643 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
4645 2012-06-25 Richard Henderson <rth@redhat.com>
4647 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
4649 (ix86_expand_vec_interleave): New.
4650 (ix86_expand_mul_widen_evenodd): New.
4651 (ix86_expand_mul_widen_hilo): New.
4652 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
4653 * config/i386/i386.md (u_bool) New code attr.
4654 * config/i386/predicates.md
4655 (nonimmediate_or_const_vector_operand): Remove.
4656 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
4657 both AVX and SSE4_1.
4658 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
4659 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
4660 (vec_widen<s>mult_hi_v8si): Remove.
4661 (vec_widen<s>mult_lo_v8si): Remove.
4662 (vec_widen_smult_hi_v4si): Remove.
4663 (vec_widen_smult_lo_v4si): Remove.
4664 (vec_widen_umult_hi_v4si): Remove.
4665 (vec_widen_umult_lo_v4si): Remove.
4666 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
4667 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
4668 * config/i386/i386-protos.h: Update.
4670 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
4672 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
4673 (neon_vld1_dup): Restrict to VQ operands.
4674 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
4676 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4677 James Greenhalgh <james.greenhalgh@arm.com>
4679 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
4680 (TARGET_FMA): New macro.
4681 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
4682 (TARGET_ARM_ARCH): Likewise.
4683 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
4684 (TARGET_V6M, TARGET_V7M): Likewise.
4685 (TARGET_ARM_ARCH_PROFILE): Likewise.
4686 (TARGET_ARM_FEATURE_LDREX): Likewise.
4687 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
4688 (ARM_MIN_ENUM_SIZE): Likewise.
4689 * config/arm/arm.c (arm_file_start): Refactor appropriately.
4690 (base_architecture): New enumeration.
4691 (arm_base_arch): New global variable.
4692 (processors): Add field base_arch.
4693 (ARM_ARCH, ARM_CORE): Adjust accordingly.
4694 (arm_option_override): Add initialization of arm_base_arch.
4695 * doc/cpp.texi (system-specific predefined macros.): Change.
4697 2012-06-25 Jakub Jelinek <jakub@redhat.com>
4700 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
4701 of x x x in the vmovlps load alternative.
4703 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
4706 * df.h (dead_debug_add): Remove third argument.
4707 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
4708 REG that we want to replace instead.
4709 (dead_debug_insert_temp): Use the REGNO of the reg that we want
4710 to replace instead of DF_REF_REGNO. Require there to always be
4711 at least one such use. Check for cases where the same location
4712 has more than df_ref associated with it.
4713 (df_note_bb_compute): Remove third dead_debug_add argument.
4714 * dce.c (word_dce_process_block): Likewise.
4716 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4718 * config/v850/v850.c: Remove redundant extern declarations for
4719 last_assemble_variable_decl and size_directive_output.
4721 * doc/tm.texi.in: Document JMP_BUF_SIZE.
4722 * doc/tm.texi: Regenerate.
4723 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
4724 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
4725 * config/stormy16/stormy16.h: Likewise.
4727 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
4729 * doc/sourcebuild.texi: Add missing subdirectories.
4731 2012-06-25 Tristan Gingold <gingold@adacore.com>
4733 * config/i386/i386.h: Fix typo.
4735 2012-06-25 Tristan Gingold <gingold@adacore.com>
4737 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
4738 (seh_cfa_adjust_cfa): ... that function.
4739 (seh_emit_stackalloc): Do not emit out of range values.
4740 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
4741 UNSPEC_DEF_CFA constants.
4742 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
4743 * config/i386/i386.c (ix86_frame_pointer_required): Required
4744 for very large frames on SEH target.
4745 (ix86_compute_frame_layout): Save area is before frame pointer
4746 on SEH target. Handle very large frames.
4747 (ix86_expand_prologue): Likewise.
4749 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4751 * output.h: (current_function_is_leaf,
4752 current_function_sp_is_unchanging,
4753 current_function_uses_only_leaf_regs): Remove.
4754 * function.c (current_function_is_leaf,
4755 current_function_sp_is_unchanging,
4756 current_function_uses_only_leaf_regs): Remove.
4757 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
4758 instead of current_function_uses_only_leaf_regs.
4759 * function.h (struct rtl_data): New fields sp_is_unchanging,
4760 is_leaf, uses_only_leaf_regs.
4761 * resource.c (init_resource_info): Replace current_function_is_leaf,
4762 current_function_sp_is_unchanging, and
4763 current_function_uses_only_leaf_regs with new crtl fields.
4764 * sdbout.c (sdbout_symbol): Likewise.
4765 * df-core.c (rest_of_handle_df_initialize): Likewise.
4766 * ira.c (ira): Likewise.
4767 * final.c (final_start_function): Likewise.
4768 * reorg.c (fill_simple_delay_slots): Likewise.
4769 * regrename.c (check_new_reg_p): Likewise.
4770 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
4771 (notice_stack_pointer_modification): Likewise.
4772 * dbxout.c (dbxout_symbol): Likewise.
4773 (dbxout_parms): Likewise.
4774 * sel-sched.c (init_regs_for_mode): Likewise.
4775 * dwarf2out.c (dbx_reg_number): Likewise.
4776 (multiple_reg_loc_descriptor): Likewise.
4777 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
4778 (gen_pop): Likewise.
4779 (ix86_select_alt_pic_regnum): Likewise.
4780 (ix86_compute_frame_layout): Likewise.
4781 (ix86_finalize_stack_realign_flags): Likewise.
4782 (ix86_expand_epilogue): Likewise.
4783 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
4784 * config/h8300/h8300.c (byte_reg): Likewise.
4785 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
4786 (c6x_save_reg): Likewise.
4787 (c6x_compute_frame_layout): Likewise.
4788 * config/pa/pa.c (pa_compute_frame_size): Likewise.
4789 (pa_output_function_prologue): Likewise.
4790 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
4791 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
4792 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
4793 (sparc_expand_prologue): Likewise.
4794 (sparc_flat_expand_prologue): Likewise.
4795 (sparc_asm_function_prologue): Likewise.
4796 (sparc_output_mi_thunk): Likewise.
4797 (sparc_frame_pointer_required): Likewise.
4798 * config/epiphany/epiphany.c (epiphany_compute_function_type):
4800 (epiphany_compute_frame_size): Likewise.
4801 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
4802 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
4803 (cris_frame_pointer_required): Likewise.
4804 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
4805 (tilepro_current_function_is_leaf): Likewise.
4806 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
4807 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4808 * config/ia64/ia64.c (find_gr_spill): Likewise.
4809 (ia64_compute_frame_size): Likewise.
4810 (ia64_can_eliminate): Likewise.
4811 (ia64_initial_elimination_offset): Likewise.
4812 * config/m68k/m68k.c (m68k_save_reg): Likewise.
4813 (m68k_expand_epilogue): Likewise.
4814 * config/rx/rx.c (rx_get_stack_layout): Likewise.
4815 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
4816 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
4818 (picochip_output_frame_debug): Likewise.
4819 * config/sh/sh.c (sh_media_register_for_return): Likewise.
4820 (sh_allocate_initial_value): Likewise.
4821 (sh_output_mi_thunk): Likewise.
4822 * config/microblaze/microblaze.c (microblaze_must_save_register):
4824 (compute_frame_size): Likewise.
4825 (microblaze_initial_elimination_offset): Likewise.
4826 (microblaze_expand_prologue): Likewise.
4827 (microblaze_expand_epilogue): Likewise.
4828 * config/frv/frv.c (frv_expand_epilogue): Likewise.
4829 (frv_frame_pointer_required): Likewise.
4830 * config/spu/spu.c (get_pic_reg): Likewise.
4831 (direct_return): Likewise.
4832 (spu_expand_prologue): Likewise.
4833 (spu_expand_epilogue): Likewise.
4834 (spu_initial_elimination_offset): Likewise.
4835 * config/mips/mips.c (mips_global_pointer): Likewise.
4836 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4837 (mips_compute_frame_info): Likewise.
4838 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
4839 (mep_reload_pointer): Likewise.
4840 * config/rl78/rl78.c (need_to_save): Likewise.
4841 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
4842 * config/score/score.c (score_compute_frame_size): Likewise.
4843 (score_function_prologue): Likewise.
4844 * config/bfin/bfin.c (must_save_p): Likewise.
4845 (expand_prologue_reg_save): Likewise.
4846 (expand_epilogue_reg_restore): Likewise.
4847 (bfin_frame_pointer_required): Likewise.
4848 (n_regs_saved_by_prologue): Likewise.
4849 (add_to_reg): Likewise.
4850 (expand_interrupt_handler_prologue): Likewise.
4851 (expand_interrupt_handler_epilogue): Likewise.
4852 (bfin_expand_prologue): Likewise.
4853 * config/avr/avr.c (avr_regs_to_save): Likewise.
4854 (avr_prologue_setup_frame): Likewise.
4855 (expand_epilogue): Likewise.
4856 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
4857 (s390_register_info): Likewise.
4858 (s390_frame_info): Likewise.
4859 (s390_init_frame_layout): Likewise.
4860 (s390_emit_prologue): Likewise.
4863 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4865 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
4866 * vmsdbgout: Do not undefine it if defined.
4867 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
4868 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
4869 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
4871 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
4873 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
4875 2012-06-23 Richard Henderson <rth@redhat.com>
4878 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
4879 V*QImode shifts and multiply.
4880 (ix86_expand_vecop_qihi): Support shifts.
4881 * config/i386/i386.md (any_shift): New code iterator.
4882 * config/i386/sse.md (ashlv16qi3): Merge ...
4883 (<any_shiftrt>v16qi3): ... into ...
4884 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
4885 to support SSE and AVX.
4887 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
4888 parameter into src and dest.
4889 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
4890 (vec_unpacks_hi_<V124_AVX2>): Likewise.
4891 (vec_unpacku_lo_<V124_AVX2>): Likewise.
4892 (vec_unpacks_lo_<V124_AVX2>): Likewise.
4893 * config/i386/i386-protos.h: Update.
4895 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
4896 pure expander; move expansion code ...
4897 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
4898 * config/i386/i386-protos.h: Update.
4900 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
4902 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
4903 (popcntb<mode>2): Add attribute type popcnt.
4904 (popcntd<mode>2): Ditto.
4905 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
4906 * config/rs6000/power5.md (define_insn_reservation): Ditto.
4907 * config/rs6000/power7.md (define_insn_reservation): Ditto.
4908 * config/rs6000/476.md (define_insn_reservation): Ditto.
4909 * config/rs6000/power6.md (define_insn_reservation): New
4910 reservation for popcnt instructions.
4912 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
4914 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
4916 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
4919 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
4921 * config/i386/i386.c (ix86_option_override_internal): Allow
4922 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
4924 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
4927 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
4929 * double-int.c (double_int_multiple_of): New function.
4930 * double-int.h (double_int_multiple_of): New decl.
4931 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
4932 (mbc_entry_hash): New forward decl.
4933 (mbc_entry_eq): Likewise.
4934 (zero_cost): Change to no_cost.
4935 (mult_costs): New static var.
4936 (cost_tables_exist): Likewise.
4937 (initialize_costs): New function.
4938 (finalize_costs): Likewise.
4939 (tree_ssa_iv_optimize_init): Call initialize_costs.
4940 (add_cost): Change to add_regs_cost; distinguish costs by speed.
4941 (multiply_regs_cost): New function.
4942 (add_const_cost): Likewise.
4943 (extend_or_trunc_reg_cost): Likewise.
4944 (negate_reg_cost): Likewise.
4945 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
4947 (get_address_cost): Change add_cost to add_regs_cost; change
4948 multiply_by_cost to multiply_by_const_cost.
4949 (force_expr_to_var_cost): Change zero_cost to no_cost; change
4950 add_cost to add_regs_cost; change multiply_by_cost to
4951 multiply_by_const_cost.
4952 (split_cost): Change zero_cost to no_cost.
4953 (ptr_difference_cost): Likewise.
4954 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
4955 to multiply_by_const_cost.
4956 (get_computation_cost_at): Change add_cost to add_regs_cost; change
4957 multiply_by_cost to multiply_by_const_cost.
4958 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
4959 (determine_iv_cost): Change add_cost to add_regs_cost.
4960 (iv_ca_new): Change zero_cost to no_cost.
4961 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
4962 * tree-ssa-address.c (most_expensive_mult_to_index): Change
4963 multiply_by_cost to multiply_by_const_cost.
4964 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
4965 (add_regs_cost): New decl.
4966 (multiply_regs_cost): Likewise.
4967 (add_const_cost): Likewise.
4968 (extend_or_trunc_reg_cost): Likewise.
4969 (negate_reg_cost): Likewise.
4971 2012-06-22 Richard Guenther <rguenther@suse.de>
4973 Merge from graphite branch
4974 2011-08-10 Sebastian Pop <sebpop@gmail.com>
4976 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
4978 2012-01-13 Tobias Grosser <tobias@grosser.es>
4980 * tree-flow.h (parallelized_function_p): Declare.
4981 * tree-parloops.c (parallelized_function_p): Export.
4982 * graphite.c (graphite_transform_loops): Do not run graphite on
4983 already parallel functions.
4985 2012-06-22 Alan Modra <amodra@gmail.com>
4987 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
4988 return mem. Convert to indirect addressing if not indirect or
4989 indexed. Adjust all callers.
4991 2012-06-22 Richard Guenther <rguenther@suse.de>
4993 * gcov-iov.c: Include bconfig.h and system.h.
4995 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
4997 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
4999 2012-06-22 Richard Guenther <rguenther@suse.de>
5001 PR gcov-profile/53744
5002 * gcov-iov.c (main): Treat "" and "prerelease" the same.
5004 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
5007 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
5008 for GNU Fortran if in strict DWARF2 mode.
5010 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
5012 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
5013 DECL_IGNORED_P non-reg vars even if they are used.
5015 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5019 * var-tracking.c (vt_get_canonicalize_base): New.
5020 (vt_canonicalize_addr, vt_stack_offset_p): New.
5021 (vt_canon_true_dep): New.
5022 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
5023 (clobber_overlaping_mems): Use vt_canonicalize_addr.
5025 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5029 * var-tracking.c (vt_initialize): Record initial offset between
5030 arg pointer and stack pointer.
5032 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5036 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
5039 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5043 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
5045 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5047 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
5049 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5052 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
5054 2012-06-21 Meador Inge <meadori@codesourcery.com>
5057 * c-decl.c (c_push_function_context): Restore the behavior to reuse
5058 the language function allocated for -Wunused-local-typedefs.
5059 (c_pop_function_context): If necessary, clear the language function
5060 created in c_push_function_context. Always clear out the
5061 x_cur_stmt_list field of the restored language function.
5063 2012-06-21 Sterling Augustine <saugustine@google.com>
5064 Cary Coutant <ccoutant@google.com>
5066 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
5067 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
5068 (comdat_type_struct): New field 'skeleton_die'.
5069 (breakout_comdat_types): Update it.
5070 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
5071 is_namespace_die. Fix minor style violation. Call want_pubnames.
5072 (add_pubname_string): Call want_pubnames.
5073 (add_pubtype): Rework logic for calculating type name. Call
5074 is_namespace_die. Call want_pubnames.
5075 (output_pubnames): Move conditional logic deciding when to produce the
5076 section from dwarf2out_finish. Use new skeleton_die field.
5077 (base_type_die): Call add_pubtype.
5078 (gen_enumeration_type_die): Unconditionally call add_pubtype.
5079 (gen_subprogram_die): Adjust calls to add_pubname.
5080 (gen_namespace_die): Call add_pubname_string.
5081 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
5082 produce pubnames and pubtypes sections to output_pubnames.
5083 * common.opt (-gpubnames): New option.
5084 * doc/invoke.texi: Document it.
5086 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
5088 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
5090 2012-06-21 Michael Matz <matz@suse.de>
5093 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
5096 2012-06-21 Richard Guenther <rguenther@suse.de>
5098 * tree-inline.c (estimate_num_insns): Estimate call cost for
5101 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
5103 * tree.h (DECL_SOURCE_COLUMN): New accessor.
5105 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5107 * config/i386/i386.md (SINCOS): New int iterator.
5108 (sincos): New int attribute.
5109 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
5110 SINCOS int iterator.
5111 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
5112 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
5114 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5116 * config/i386/i386.md (RDFSGSBASE): New int iterator.
5117 (WRFSGSBASE): Ditto.
5118 (fsgs): New int attribute.
5119 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
5120 RDFSGSBASE int iterator.
5121 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
5122 WRFSGSBASE int iterator.
5124 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
5127 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
5128 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
5129 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
5132 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5134 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
5136 2012-06-20 Richard Guenther <rguenther@suse.de>
5138 PR tree-optimization/30318
5139 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
5141 (range_int_cst_singleton_p): But explicitely here.
5142 (zero_nonzero_bits_from_vr): And here.
5143 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
5144 to cover all cases we can perform arbitrary precision
5145 arithmetic with double-ints.
5146 (intersect_ranges): Handle adjacent anti-ranges.
5148 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5150 * config/i386/i386.md (rounding_insn): New int attribute.
5151 (<rounding_insn>xf2): Macroize insn from
5152 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
5153 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
5155 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5157 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
5158 (ieee_maxmin): New int attribute.
5159 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
5160 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
5162 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5164 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
5165 * config/arm/arm.c: Do not include c-pragma.h.
5166 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
5167 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
5168 to arm_emit_eabi_attribute.
5169 * arm-c.c: Do not include output.h.
5170 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
5171 call to arm_emit_eabi_attribute.
5172 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
5174 2012-06-20 Richard Guenther <rguenther@suse.de>
5176 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
5177 Allow adjusting alignment of user-aligned decls again.
5179 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5181 * config/rl78/rl78-c.c: Remove unnecessary includes.
5183 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5185 * config/cris/cris.c: Include cgraph.h.
5186 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
5188 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
5190 * emit-rtl.c (need_atomic_barrier_p): New function.
5191 * emit-rtl.h (need_atomic_barrier_p): Declare it.
5192 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
5193 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
5194 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
5195 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
5196 (mips_process_sync_loop): Use generic version instead.
5198 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
5200 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
5203 2012-06-19 Tom de Vries <vries@codesourcery.com>
5204 Maxim Kuvyrkov <maxim@codesourcery.com>
5206 * config/mips/constraints.md (ZR): New constraint.
5207 * config/mips/predicates.md (mem_noofs_operand): New predicate.
5208 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
5209 * config/mips/mips.h (TARGET_XLP): Define.
5210 (TARGET_SYNC_AFTER_SC): Update.
5211 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
5212 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
5213 XLP-specific swap and ldadd patterns.
5214 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
5216 2012-06-19 Tom de Vries <vries@codesourcery.com>
5217 Maxim Kuvyrkov <maxim@codesourcery.com>
5219 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
5220 (mips_emit_post_atomic_barrier_p): New static functions.
5221 (mips_process_sync_loop): Use them. Emit sync memory barriers in
5222 accordance with memory model semantics. Add return of CMP result for
5224 * config/mips/mips.md: Update comment.
5225 (sync_cmp): New attribute.
5226 (sync_memmodel): New attribute replacing sync_release_barrier.
5227 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
5228 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
5229 (sync_lock_test_and_set, test_and_set_12): Update.
5230 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
5231 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
5233 2012-06-19 Joseph Myers <joseph@codesourcery.com>
5235 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
5236 mov_si<mode>_e500_subreg0.
5237 (*mov_si<mode>_e500_subreg0_elf_low)
5238 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
5240 2012-06-19 Richard Henderson <rth@redhat.com>
5242 * config/alpha/alpha.c: Include params.h.
5243 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
5244 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
5246 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
5248 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
5249 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
5250 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
5252 * doc/tm.texi: Regenerate.
5253 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
5255 * config/darwin-c.c: Include target.h.
5256 (darwin_objc_declare_unresolved_class_reference): New function.
5257 (darwin_objc_declare_class_definition): New function.
5258 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
5259 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
5261 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
5263 * target.def (output_ident): New hook.
5264 * targhooks.h (default_asm_output_ident_directive): Add prototype.
5265 * varasm.c (assemble_asm): Only prefix a tab if the string does not
5266 already start with one.
5267 (default_asm_output_ident_directive): New function to emit
5268 .ident as a top-level asm node while parsing, or directly to
5269 asm_out_file after parsing.
5270 * toplev.c (compile_file): Print a GCC .ident with
5271 targetm.asm_out.output_ident.
5272 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
5273 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
5274 * doc/tm.texi: Update.
5276 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
5277 (TARGET_ASM_OUTPUT_IDENT): Define.
5278 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
5279 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
5280 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
5281 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
5282 (TARGET_ASM_OUTPUT_IDENT): Define.
5283 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
5284 (TARGET_ASM_OUTPUT_IDENT): Define.
5286 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
5287 * config/cris/cris.c (cris_asm_output_ident): New function.
5288 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
5290 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
5292 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
5293 (microblaze_asm_output_ident): Rewrite to work similar to
5294 default_asm_output_ident_directive for front-end .idents.
5295 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
5296 (TARGET_ASM_OUTPUT_IDENT): Define.
5298 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
5299 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
5301 * config/rx/rx.c: Include cgraph.h for add_asm_node.
5302 (rx_asm_output_ident): New function, similar to
5303 default_asm_output_ident_directive, but handle AS100 syntax also, so
5304 that #ident also works for rx in AS100 syntax.
5305 (TARGET_ASM_OUTPUT_IDENT): Define.
5306 * config/rx/rx.h (IDENT_ASM_OP): Remove.
5308 * Makefile.in: Fix dependencies for c-family/c-lex.o.
5310 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5312 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
5313 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
5315 (*fist<mode>2_<rounding>_1): Macroize insn from
5316 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
5317 (fistdi2_<rounding>): Macroize insn from
5318 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
5319 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
5320 corresponding splitters from fistdi2_{floor,ceil} and corresponding
5321 splitters using FIST_ROUNDING int iterator.
5322 (fist<mode>2_<rounding>): Macroize insn from
5323 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
5324 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
5325 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
5326 splitters using FIST_ROUNDING int iterator.
5327 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
5328 using FIST_ROUNDING int iterator.
5330 2012-06-19 Richard Henderson <rth@redhat.com>
5332 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
5333 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
5334 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
5335 * config/i386/sse.md (sse2_mulv4si3): Delete.
5336 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
5337 nonimmediate_or_const_vector_operand.
5339 2012-06-19 Richard Henderson <rth@redhat.com>
5341 * expmed.c (struct init_expmed_rtl): Split ...
5342 (init_expmed_one_mode): ... out of ...
5343 (init_expmed): ... here. Initialize integer vector modes also.
5344 (synth_mult): Handle integer vector modes.
5345 (choose_mult_variant): Likewise.
5346 (expand_mult_const): Likewise.
5347 (expand_mult): Likewise.
5348 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
5350 2012-06-19 Richard Henderson <rth@redhat.com>
5352 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
5353 integral vector modes.
5355 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5357 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
5358 (rounding): New int attribute.
5360 (frndintxf2_<rounding>): Macroize insn from
5361 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
5362 (frndintxf2_<rounding>_i387): Macroize insn from
5363 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
5365 2012-06-19 Richard Guenther <rguenther@suse.de>
5367 * tree-vrp.c (union_ranges): New function.
5368 (vrp_meet_1): Use union_ranges.
5369 (vrp_meet): Dump what we union and call vrp_meet_1.
5371 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
5373 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
5374 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
5375 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
5376 (attr write_conflict, attr core_cycles): Update.
5377 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
5379 2012-06-19 Richard Guenther <rguenther@suse.de>
5381 * tree-vrp.c (intersect_ranges): Handle more cases.
5382 (vrp_intersect_ranges): Dump what we intersect and call ...
5383 (vrp_intersect_ranges_1): ... this.
5385 2012-06-19 Richard Guenther <rguenther@suse.de>
5387 PR tree-optimization/53708
5388 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
5389 user-supplied alignment and alignment of decls with the used
5392 2012-06-18 Lawrence Crowl <crowl@google.com>
5394 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
5395 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
5396 (TV_PHASE_STREAM_IN): New.
5397 (TV_PHASE_STREAM_OUT): New.
5398 * timevar.c (validate_phases): New.
5399 (timevar_print): Call validate_phases.
5400 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
5401 to TV_PHASE_OPT_GEN.
5402 * langhooks.c (write_global_declarations): Rename use of
5403 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
5404 TV_PHASE_CHECK_DBGINFO.
5405 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
5406 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
5407 lang_hooks.decls.final_write_globals.
5409 2012-06-18 David Edelshn <dje.gcc@gmail.com>
5411 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
5413 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
5416 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
5417 (*sse4_2_pcmpistr_unaligned): New.
5419 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5420 Sameera Deshpande <sameera.deshpande@arm.com>
5421 Greta Yorsh <greta.yorsh@arm.com>
5423 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
5424 * config/arm/arm.c (print_multi_reg): Remove.
5425 (vfp_output_fldmd): Likewise.
5426 (arm_output_epilogue): Likewise.
5427 * config/arm/arm.md (epilogue_insns): Update condition and code.
5429 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5430 Sameera Deshpande <sameera.deshpande@arm.com>
5431 Greta Yorsh <greta.yorsh@arm.com>
5433 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
5434 * config/arm/arm.c (thumb2_expand_return): New function.
5435 * config/arm/arm.md (return): Update condition and code.
5437 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5438 Sameera Deshpande <sameera.deshpande@arm.com>
5439 Greta Yorsh <greta.yorsh@arm.com>
5441 * config/arm/arm-protos.h (output_return_instruction): New parameter
5442 and int to bool change of parameter types.
5443 * config/arm/arm.c (output_return_instruction): Likewise.
5444 * config/arm/arm.md (arm_simple_return): New pattern.
5445 (arm_return, cond_return, cond_return_inverted): Add new arguments.
5446 * config/arm/thumb2.md (thumb2_return): Update condition and code.
5448 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5449 Sameera Deshpande <sameera.deshpande@arm.com>
5450 Greta Yorsh <greta.yorsh@arm.com>
5452 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
5453 * config/arm/arm.c (arm_expand_epilogue): New function.
5454 * config/arm/arm.md (epilogue): Update condition and code.
5455 (sibcall_epilogue): Likewise.
5457 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5458 Sameera Deshpande <sameera.deshpande@arm.com>
5459 Greta Yorsh <greta.yorsh@arm.com>
5461 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
5462 * config/arm/arm.md (arm_addsi3) Add an alternative.
5464 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5465 Sameera Deshpande <sameera.deshpande@arm.com>
5466 Greta Yorsh <greta.yorsh@arm.com>
5468 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
5469 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
5470 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
5472 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5473 Sameera Deshpande <sameera.deshpande@arm.com>
5474 Greta Yorsh <greta.yorsh@arm.com>
5476 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
5477 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
5478 (pop_multiple_with_return, ldr_with_return) Likewise.
5479 * config/arm/predicates.md (pop_multiple_return) New special predicate.
5480 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
5481 * config/arm/arm.c (arm_output_multireg_pop) New function.
5482 (arm_emit_multi_reg_pop): New function.
5484 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
5486 * config/arm/arm.c (ldm_stm_operation_p): Require SP
5487 as base register for loads if SP is in the register list.
5489 2012-06-18 Richard Guenther <rguenther@suse.de>
5491 PR tree-optimization/53693
5492 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
5493 Reject operands with more than one use.
5495 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
5497 PR tree-optimization/53703
5498 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
5499 correctly set bb_for_def[12].
5501 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
5503 * config/vax/vax.h (VMS_TARGET): Remove.
5505 2012-06-18 Richard Guenther <rguenther@suse.de>
5507 * tree-vrp.c (extract_range_from_assert): Split out range
5509 (intersect_ranges): New function.
5510 (vrp_intersect_ranges): Likewise.
5512 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5514 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
5517 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
5519 * doc/md.texi: Document int iterators.
5520 * read-rtl.c (ints): New iterator group.
5521 (find_int): Int iterator group callback.
5522 (apply_int_iterator): Likewise.
5523 (apply_iterators): Traverse int iterator table and add all the used
5525 (initialize_iterators): Initialize data structures and callbacks for
5527 (read_rtx): Parse and read mappings for int iterators.
5528 (read_rtx_code): Record int iterator usage.
5530 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
5533 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
5534 performing an addition.
5536 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5538 * output.h (split_double): Move prototype to rtl.h.
5539 (constructor_static_from_elts_p): Move prototype to tree.c.
5540 * rtl.h (split_double): Moved here from output.h.
5541 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
5542 * final.c (split_double): Move from here ...
5543 * rtlanal.c (split_double): ... to here.
5544 * expr.c: Do not include output.h.
5546 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5548 * cfglayout.h: Remove.
5549 * cfglayout.c: Remove.
5550 * function.h (struct function): Remove x_last_location field.
5551 * function.c: Do not include cfglayout.h.
5552 (expand_function_start): Do not call no-op force_next_line_note.
5553 (expand_function_end): Likewise.
5554 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
5555 (unlink_insn_chain): Moved here from cfglayout.c.
5556 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
5557 into_cfg_layout_mode, outof_cfg_layout_mode,
5558 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
5559 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
5560 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
5561 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
5562 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
5563 cfg_layout_finalize): Likewise.
5564 (rtl_can_remove_branch_p): Likewise.
5565 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
5566 (duplicate_insn_chain): Likewise.
5567 (force_next_line_note): Remove prototype.
5568 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
5569 (last_location): Remove #define to emit.x_last_location.
5570 (force_next_line_note): Remove no-op function.
5571 (init_emit): Don't set x_last_location.
5572 (block_locators_locs, block_locators_blocks, locations_locators_locs,
5573 locations_locators_vals, prologue_locator, epilogue_locator,
5574 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5575 Move POD to here from cfglayout.c.
5576 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
5577 set_curr_insn_source_location, get_curr_insn_source_location,
5578 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
5579 locator_scope, insn_scope, locator_location, locator_line, insn_line,
5580 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
5581 * cfghooks.h: Remove double-include protection.
5582 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
5583 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
5584 * final.c: Do not include cfglayout.h.
5585 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
5586 (reemit_insn_block_notes): Likewise. Make static.
5587 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
5588 operation_could_trap_p, tree_could_throw_p): Move from here...
5589 * tree.h: ... to here.
5590 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
5591 * profile.c: Do not include cfghooks.h.
5592 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
5593 * modulo-sched.c: Likewise.
5594 * loop-unswitch.c: Do not include cfglayout.h.
5595 * sched-ebb.c: Likewise.
5596 * tracer.c: Likewise.
5598 * tree-vect-loop-manip.c: Likewise.
5599 * loop-init.c: Likewise.
5600 * dwarf2out.c: Likewise.
5601 * hw-doloop.c: Likewise.
5602 * loop-unroll.c: Likewise.
5603 * cfgcleanup.c: Likewise.
5604 * bb-reorder.c: Likewise.
5605 * sched-rgn.c: Likewise.
5606 * tree-cfg.c: Likewise.
5607 * config/alpha/alpha.c: Likewise.
5608 * config/spu/spu.c: Likewise.
5609 * config/sparc/sparc.c: Likewise.
5610 * config/sh/sh.c: Likewise.
5611 * config/c6x/c6x.c: Likewise.
5612 * config/ia64/ia64.c: Likewise.
5613 * config/rs6000/rs6000.c: Likewise.
5614 * config/score/score.c: Likewise.
5615 * config/mips/mips.c: Likewise.
5616 * config/bfin/bfin.c: Likewise.
5617 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
5618 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
5619 * config/spu/t-spu-elf (spu.o: $): Likewise.
5620 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
5622 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5624 * cfgloop.h: Do not include rtl.h.
5625 (enum iv_extend_code): New.
5626 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
5627 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
5628 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
5629 an IV_EXTEND_CODE to an RTX_CODE.
5630 (dump_iv_info): Update for rtx_iv field type change.
5631 (iv_constant): Likewise.
5632 (iv_subreg): Likewise.
5633 (iv_extend): Likewise.
5636 (iv_mult): Likewise.
5637 (iv_shift): Likewise.
5638 (get_biv_step_1): Likewise.
5639 (get_biv_step): Likewise.
5640 (iv_analyze_biv): Likewise.
5641 (get_iv_value): Likewise.
5642 (shorten_into_mode): Likewise.
5643 (canonicalize_iv_subregs): Likewise.
5644 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
5645 of MAY_HAVE_DEBUG_INSNS.
5646 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
5647 * tree-ssa-loop-prefetch.c: Likewise.
5649 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5651 * expmed.c (ceil_log2): Move from here...
5652 * hwint.c: ... to here for older GCCs...
5653 * hwint.h: ... and here for newer GCCs.
5654 * rtl.h (ceil_log2): Remove prototype.
5656 * tree-phinodes.c: Do not include rtl.h.
5657 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
5659 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5661 * config/cris/cris.h (TARGET_ELF): Remove.
5662 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
5663 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
5664 (LOCAL_LABEL_PREFIX): Likewise.
5665 * config/cris/cris.c (cris_target_asm_named_section): Remove.
5666 (cris_option_override): Simpify using TARGET_ELF==1.
5667 (cris_file_start): Likewise.
5668 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
5670 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
5674 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
5677 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
5679 2012-06-15 Easwaran Raman <eraman@google.com>
5681 * passes.c (init_optimization_passes): Remove pass_call_cdce
5682 from its current position and insert after pass_dce.
5684 2012-06-15 Walter Lee <walt@tilera.com>
5686 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
5688 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5690 * arm.c (note_invalid_constants): Don't return a result.
5691 (arm_memory_load_p): Delete function.
5692 (arm_const_double_rtx): Delete iterator variable i;
5693 (fp_immediate_constant): Likewise.
5694 (fp_const_from_val): Likewise.
5696 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
5698 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
5701 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
5702 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
5704 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
5706 * config/avr/avr.c (avr_default_expand_builtin): New function.
5707 (avr_expand_builtin): Use it.
5708 (avr_expand_unop_builtin): Remove.
5709 (avr_expand_binop_builtin): Remove.
5710 (avr_expand_triop_builtin): Remove.
5712 2012-06-15 Michael Matz <matz@suse.de>
5715 * cfgexpand.c (add_alias_set_conflicts): Remove.
5716 (expand_used_vars): Don't call it.
5717 (aggregate_contains_union_type): Remove.
5718 * function.c (n_temp_slots_in_use): New static data.
5719 (make_slot_available, assign_stack_temp_for_type): Update it.
5720 (init_temp_slots): Zero it.
5721 (remove_unused_temp_slot_addresses): Use it for quicker removal.
5722 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
5724 2012-06-15 Michael Matz <matz@suse.de>
5726 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
5727 argument, don't emit assign statement if value is directly usable.
5728 (gimplify_expr): Adjust.
5730 2012-06-15 Michael Matz <matz@suse.de>
5732 * gimplify.c (gimplify_modify_expr): Fold generated statements.
5733 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
5735 2012-06-15 Richard Guenther <rguenther@suse.de>
5737 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
5738 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
5739 we assert for in set_value_range to VR_VARYING.
5741 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5743 * arm.md (addsf3, adddf3): Use s_register_operand.
5744 (subsf3, subdf3): Likewise.
5745 (mulsf3, muldf3): Likewise.
5746 (difsf3, divdf3): Likewise.
5747 (movsfcc, movdfcc): Likewise.
5748 * predicates.md (f_register_operand): Delete.
5749 (arm_float_rhs_operand): Delete.
5750 (arm_float_add_operand): Delete.
5751 (arm_float_compare_operand): Use s_register_operand when
5753 (cirrus_register_operand): Delete.
5754 (cirrus_fp_register): Delete.
5755 (cirrus_shift_const): Delete.
5756 (cmpdi_operand): Remove Maverick support.
5757 * constraints.md (f, v, H): Delete constraints.
5758 (G): Update documentation.
5759 * arm.c (fp_consts_inited): Convert to bool.
5760 (strings_fp): Delete.
5761 (values_fp): Delete.
5762 (value_fp0): New variable.
5763 (init_fp_table): Simplify logic.
5764 (arm_const_double_rtx): Likewise.
5765 (fp_immediate_constant): Likewise.
5766 (fp_const_from_val): Likewise.
5767 (neg_const_double_rtx_ok_for_fpa): Delete.
5768 * doc/md.texi (ARM constraints): Update documentation.
5770 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5772 PR tree-optimization/53636
5773 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
5774 stride when doing basic-block vectorization.
5776 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5778 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
5781 2012-06-15 Jakub Jelinek <jakub@redhat.com>
5783 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
5784 allocate and free bbs array for the SLP case.
5786 PR tree-optimization/51581
5787 * expr.h (choose_multiplier): New prototype.
5788 * expmed.c (choose_multiplier): No longer static.
5789 Change multiplier_ptr from rtx * to UHWI *.
5790 (expand_divmod): Adjust callers.
5791 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
5792 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
5793 argument to new_stmt_vec_info. Attempt to optimize also divisions
5794 by non-pow2 constants if integer vector division isn't supported.
5795 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
5796 don't look at pattern stmts and sequences.
5798 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
5801 * common.opt (-fdelete-dead-exceptions): New switch.
5802 * doc/invoke.texi (Code Gen Options): Document it.
5803 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
5804 insn_could_throw_p predicate. Do not skip an insn that could throw
5805 if dead exceptions can be deleted.
5806 (insn_live_p): Likewise, do not return true in that case.
5807 * dce.c (can_alter_cfg): New flag.
5808 (deletable_insn_p): Do not return false for an insn that can throw if
5809 the CFG can be altered and dead exceptions can be deleted.
5810 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
5811 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
5812 predicate. Do not preserve an insn that could throw if dead exceptions
5814 * function.h (struct function): Add can_delete_dead_exceptions flag.
5815 * function.c (allocate_struct_function): Set it.
5816 * lto-streamer-in.c (input_struct_function_base): Stream it.
5817 * lto-streamer-out.c (input_struct_function_base): Likewise.
5818 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
5819 statement that could throw as necessary if dead exceptions can be
5822 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5824 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
5826 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
5829 * config/sh/sh.md: Add peephole for swapbsi2.
5830 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
5832 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
5834 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
5835 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
5837 2012-06-14 Jakub Jelinek <jakub@redhat.com>
5840 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
5842 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5844 * arm.c (arm_cirrus_insn_p): Delete.
5845 (cirrus_reorg): Delete.
5846 (arm_reorg): Don't call cirrus_reorg.
5847 (arm_final_prescan_insn_p): Don't check for cirrus insns.
5848 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
5849 (adddi3, subdi3): Remove Maverick support.
5850 (arm_adddi3): Likewise.
5851 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
5852 (addsf3, adddf3): Likewise.
5853 (subsf3, subdf3): Likewise.
5854 (mulsf3, muldf3): Likewise.
5855 (ashldi3, ashrdi3, lshrdi3): Likewise.
5856 (floatsisf2, floatsidf2): Likewise.
5857 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
5858 (arm_movdi, thumb1_movdi_insn): Likewise.
5859 (arm_cmpdi_insn): Likewise.
5860 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
5861 (cirrus.md): Don't include.
5862 * cirrus.md: Delete file.
5863 * t-arm (MD_INCLUDES): Remove cirrus.md.
5865 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
5867 * dwarf2out.c (function_possibly_abstracted_p): New static function.
5868 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
5869 cgraph_function_possibly_inlined_p.
5870 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
5871 (process_scope_var): Do not emit concrete instances of abstracted
5872 nested functions from here.
5873 (gen_decl_die): Emit the abstract instance if the function is possibly
5874 abstracted and not only possibly inlined.
5875 (dwarf2out_finish): Find the first non-abstract parent instance and
5876 attach concrete instances on the limbo list to it.
5878 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5880 * arm.md (divsf3, divdf3): Remove FPA support.
5881 (negsf2, negdf2): Likewise.
5882 (sqrtsf2, sqrtdf2): Likewise.
5883 (movdfcc): Likewise.
5884 (modsf3, moddf3, movxf): Delete.
5885 (push_fp_multi): Delete.
5886 (fpa.md): Don't include it.
5887 * fpa.md: Delete file.
5888 * t-arm (MD_INCLUDES): Remove fpa.md.
5890 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
5892 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
5893 (cost_for_stmt): Remove decl.
5894 (vect_get_single_scalar_iteration_cost): Correct typo in name.
5895 * tree-vect-loop.c (vect_get_cost): Remove.
5896 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
5897 vect_get_stmt_cost rather than vect_get_cost.
5898 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
5900 (vect_estimate_min_profitable_iters): Correct typo in call to
5901 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
5903 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
5905 (vect_model_induction_cost): Likewise.
5906 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
5907 typo in call to vect_get_single_scalar_iteration_cost.
5908 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
5909 (cost_for_stmt): Remove unnecessary function.
5910 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
5912 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5914 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
5915 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
5916 * arm-tables.opt: Regenerated.
5917 * doc/invoke.texi: Remove references to deleted options.
5919 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5921 * config/h8300/genmova.sh: Modified to add offset bits of
5922 mova/Sz assembly instruction for memory access.
5923 * config/h8300/h8300.c: Likewise.
5924 * config/h8300/mova.md: Likewise.
5926 2012-06-12 Christian Bruel <christian.bruel@st.com>
5929 * config/sh/sh.c (sh_option_override): Don't force
5930 flag_omit_frame_pointer and maccumulate_outgoing_args.
5931 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
5933 2012-06-14 Richard Guenther <rguenther@suse.de>
5935 * tree-vrp.c (VR_INITIALIZER): New define.
5936 (ranges_from_anti_range): New function.
5937 (extract_range_from_binary_expr_1): Decompose operations on
5938 VR_ANTI_RANGEs to operations on VR_RANGE.
5939 (extract_range_from_unary_expr_1): Likewise.
5940 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
5941 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
5942 extract_range_from_cond_expr, adjust_range_with_scev,
5943 vrp_visit_assignment_or_call, vrp_visit_phi_node,
5944 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
5946 2012-06-13 Richard Henderson <rth@redhat.com>
5948 * hwint.h (HOST_WIDEST_INT_C): New.
5949 (HOST_WIDE_INT_C): New.
5950 (HOST_WIDE_INT_1): Use it.
5951 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
5953 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5956 * var-tracking.c: Include alias.h.
5957 (overlapping_mems): New struct.
5958 (drop_overlapping_mem_locs): New.
5959 (clobber_overlapping_mems): New.
5960 (var_mem_delete_and_set, var_mem_delete): Call it.
5961 (val_bind): Likewise, but only if modified.
5962 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
5963 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
5965 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5968 * var-tracking.c (loc_exp_dep_pool): New.
5969 (vt_emit_notes): Create and release the pool.
5970 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
5971 (emit_notes_in_bb): Likewise.
5972 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
5973 (notify_dependents_of_changed_value): Likewise.
5974 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
5975 variables don't have a VAR_LOC_DEP_LST.
5976 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
5977 VALUEs or MEMs of VALUEs.
5979 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5983 * dce.c (word_dce_process_block): Insert debug temps only if the
5985 (dce_process_block): Likewise, and if debug.used is not empty,
5986 and only after iterating over all DEFs that might mark the insn.
5988 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5990 * common.opt (ftree-coalesce-inlined-vars): New.
5991 (ftree-coalesce-vars): New.
5992 * doc/invoke.texi: Document them.
5993 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5996 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5998 * read-rtl.c (mapping): Remove index field. Add current_value field.
5999 Define heap vectors.
6000 (iterator_group): Fix long line. Remove num_builtins field and
6001 uses_iterator fields. Make apply_iterator take a void * parameter.
6002 (iterator_use, atttribute_use): New structures.
6003 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
6004 (current_iterators, iterator_uses, attribute_uses): New variables.
6005 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
6006 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
6007 (map_attr_string, apply_iterator_to_string): Remove iterator
6008 and value parameters. Look through all current iterator values
6009 for a matching attribute.
6010 (mode_attr_index, apply_mode_maps): Delete.
6011 (apply_iterator_to_rtx): Replace with...
6012 (copy_rtx_for_iterators): ...this new function.
6013 (uses_iterator_p, apply_iterator_traverse): Delete.
6014 (apply_attribute_uses, add_current_iterators, apply_iterators): New
6016 (add_mapping): Remove index field. Set current_value field.
6017 (initialize_iterators): Don't set num_builtins and uses_iterator_p
6019 (find_iterator): Delete.
6020 (record_iterator_use, record_attribute_use): New functions.
6021 (record_potential_iterator_use): New function.
6022 (check_code_iterator): Remove handling of bellwether codes.
6023 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
6024 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
6025 parameter. Use the first code iterator value instead of the
6026 bellwether_codes array. Use record_potential_iterator_use for modes.
6028 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
6031 * config/sh/sh.md (bswapsi2): New expander.
6032 (swapbsi2): New insn.
6034 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
6037 * config/i386/i386.c (ix86_tune_cost): New variable.
6038 (ix86_option_override_internal): Set ix86_tune_cost. Use
6039 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
6040 l1_cache_size and l2_cache_size.
6042 2012-06-13 Richard Guenther <rguenther@suse.de>
6044 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
6045 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
6046 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
6047 VR_ANTI_RANGE with VR_ANTI_RANGE.
6049 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
6051 * config.gcc (unsupported): Move obsoleted FPA-based configurations
6053 (obsolete): ... here.
6054 (arm*-*-freebsd*): Remove.
6055 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
6056 (arm*-*-uclinux*): Likewise.
6057 (arm*-*-ecos-elf): Remove.
6058 (arm*-*-rtems*): Remove.
6059 (arm*-*-elf): Remove.
6060 (arm*-wince-pe*): Remove.
6061 (arm, --with-fpu): Remove support for fpa and Maverick variants.
6062 * arm/ecos-elf.h: Delete.
6063 * arm/t-strongarm-elf: Delete.
6064 * arm/rtems-elf.h: Delete.
6065 * arm/wince-pe.h: Delete.
6068 * arm/t-wince-pe: Delete.
6070 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
6072 PR tree-optimization/53647
6073 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
6074 targets with no defined cache line size.
6076 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
6078 * targhooks.c (default_builtin_vectorized_conversion): Handle
6079 vec_construct, using vectype to base cost on subparts.
6080 * target.h (enum vect_cost_for_stmt): Add vec_construct.
6081 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
6082 instead of scalar_to-vec.
6083 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6084 vec_construct in same way as default for now.
6085 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6086 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6087 Handle vec_construct, including special case for 32-bit loads.
6089 2012-06-13 Xinyu Qi <xyqi@marvell.com>
6091 * config/arm/arm.c (FL_IWMMXT2): New define.
6092 (arm_arch_iwmmxt2): New variable.
6093 (arm_option_override): Enable use of iWMMXt with VFP.
6094 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
6095 Thumb mode. Set arm_arch_iwmmxt2.
6096 (arm_expand_binop_builtin): Accept VOIDmode op.
6097 (enum arm_builtins): Revise built-in fcode.
6098 (IWMMXT2_BUILTIN): New define.
6099 (IWMMXT2_BUILTIN2): Likewise.
6100 (iwmmx2_mbuiltin): Likewise.
6101 (builtin_description bdesc_2arg): Revise built in declaration.
6102 (builtin_description bdesc_1arg): Likewise.
6103 (arm_init_iwmmxt_builtins): Revise built in initialization.
6104 (arm_expand_builtin): Revise built in expansion.
6105 (arm_output_iwmmxt_shift_immediate): New function.
6106 (arm_output_iwmmxt_tinsr): Likewise.
6107 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
6108 (arm_output_iwmmxt_tinsr): Likewise.
6109 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
6110 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
6111 (rorv4hi3, rorv2si3, rordi3): Likewise.
6112 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
6113 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
6114 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
6115 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
6116 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
6117 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
6118 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
6119 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
6120 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
6121 (ror<mode>3, ror<mode>3_di): Likewise.
6122 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
6123 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
6124 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
6125 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
6126 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
6127 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
6128 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
6129 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
6130 (All instruction patterns): Add wtype attribute.
6131 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
6132 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
6133 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
6134 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
6135 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
6136 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
6137 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
6138 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
6139 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
6140 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
6141 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
6142 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
6143 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
6144 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
6145 (iwmmxt2.md): Include.
6146 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
6147 (TARGET_IWMMXT2): New define.
6148 (TARGET_REALLY_IWMMXT2): Likewise.
6149 (arm_arch_iwmmxt2): Declare.
6150 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
6151 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
6152 Use C name-mangling for intrinsics.
6154 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
6155 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
6156 (_m_from_int): Likewise.
6157 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
6158 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
6159 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
6160 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
6161 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
6162 (_mm_tbcst_pi32): Likewise.
6163 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
6164 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
6165 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
6166 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
6167 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
6168 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
6169 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
6170 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
6171 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
6172 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
6173 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
6174 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
6175 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
6176 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
6177 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
6178 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
6179 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
6180 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
6181 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
6182 (_m_to_int): New define.
6183 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
6184 * config/arm/arm-arches.def (iwmmxt2): Likewise.
6185 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
6187 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
6188 (arch): Add "iwmmxt2".
6189 (arch_enabled): Handle "iwmmxt2".
6190 (wtype): New attribute.
6191 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
6192 (UNSPEC_WALIGNI): New unspec.
6193 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
6194 * config/arm/iterators.md (VMMX2): New mode_iterator.
6195 * config/arm/marvell-f-iwmmxt.md: New file.
6196 * config/arm/iwmmxt2.md: New file.
6198 2012-06-12 Jakub Jelinek <jakub@redhat.com>
6203 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
6204 if type isn't complete.
6206 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
6208 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
6210 2012-06-12 Richard Henderson <rth@redhat.com>
6212 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
6213 iterator instead of INT.
6215 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
6217 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
6218 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
6220 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
6221 (tree_ssa_phiopt): Call gate_hoist_loads.
6222 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
6223 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
6224 hoist_adjacent_loads.
6225 (local_mem_dependence): New function.
6226 (hoist_adjacent_loads): Likewise.
6227 (gate_hoist_loads): Likewise.
6228 * common.opt (fhoist-adjacent-loads): New switch.
6229 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
6231 2012-06-12 Michael Matz <matz@suse.de>
6233 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
6234 (nonoverlapping_memrefs_p): Don't call it here ...
6235 (true_dependence_1): ... but here.
6237 2012-06-12 Richard Guenther <rguenther@suse.de>
6239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
6240 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
6241 and MEM_SIZE only refines it. Reflect that and be less conservative
6242 if either of the latter is not known.
6244 2012-06-12 Jakub Jelinek <jakub@redhat.com>
6246 PR rtl-optimization/53589
6247 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
6248 discovery even when e->dest != target. If any LABEL_REF points
6249 to e->dest label, redirect it to target's label.
6251 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
6253 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
6254 condition for generating REG_FRAME_RELATED_EXPR note.
6255 (pop): Add code for generating REG_CFA_RESTORE,
6256 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
6257 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
6258 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
6260 2012-06-11 Richard Henderson <rth@redhat.com>
6262 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
6263 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
6265 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
6267 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
6269 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
6270 Mention that this hook needs to be defined for native TLS.
6271 * doc/tm.texi: Regenerate.
6273 2012-06-11 Mike Stump <mikestump@comcast.net>
6275 * emit-rtl.c (init_emit_once): Iterate through the
6276 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
6277 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
6278 all the MIN_MODE_PARTIAL_INT modes anymore.
6280 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
6282 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
6284 2012-06-11 Roland McGrath <mcgrathr@google.com>
6286 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
6287 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
6288 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
6291 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
6294 * config/sh/sh.md (fmasf4): New expander.
6295 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
6296 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
6297 * config/sh/sh.opt (mfused-madd): Remove.
6298 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
6299 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
6300 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
6302 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
6305 2012-06-11 Richard Henderson <rth@redhat.com>
6307 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
6309 2012-06-11 Richard Guenther <rguenther@suse.de>
6312 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
6313 replace it with the first non-BLOCK context.
6315 2012-06-11 Richard Guenther <rguenther@suse.de>
6317 * alias.c (aliases_everything_p): Remove.
6318 (DIFFERENT_ALIAS_SETS_P): Likewise.
6319 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
6320 Do not use aliases_everything_p or special-case ANDs. Do not
6321 special-case BLKmode moves.
6322 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
6325 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
6327 Fix CRIS build errors with --enable-build-with-cxx.
6328 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
6329 variable "and" to "andop".
6330 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
6331 temporary variable for memory model, passing C++-type-correct
6332 parameter type to expand_mem_thread_fence.
6333 ("atomic_compare_and_swap<mode>"): Ditto.
6335 2012-06-09 Richard Henderson <rth@redhat.com>
6338 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
6339 (pass_jump): Rename from pass_jump2.
6340 (execute_jump2, pass_jump2): New.
6341 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
6342 perform cfg cleanup here. Move the test of PUSH_ROUNDING
6343 and ACCUMULATE_OUTGOING_ARGS test...
6344 (gate_handle_stack_adjustments): ... here.
6345 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
6346 Place new pass_jump2 after pass_stack_adjustments.
6347 * tree-pass.h (pass_jump): Declare.
6349 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
6351 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
6354 2012-06-08 Richard Henderson <rth@redhat.com>
6357 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
6358 note to a clobber insn when no other insn is available.
6360 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
6362 * config/avr/avr.c (avr_case_values_threshold): Return 7.
6364 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
6366 * genhooks.c (main): Set progname.
6367 (emit_documentation): Remove variable found_start, always bail out
6368 when a place is missing.
6369 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
6371 2012-06-07 Jakub Jelinek <jakub@redhat.com>
6374 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
6375 call walk_gimple_seq_mod instead of walk_gimple_seq.
6376 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
6377 scan_omp_for, scan_omp_sections, scan_omp_single,
6378 execute_lower_omp): Adjust callers.
6379 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
6380 returns false, replace stmt with GIMPLE_NOP.
6381 (check_omp_nesting_restrictions): Instead of issuing warnings,
6382 issue errors and return false if any errors were reported.
6384 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
6386 * doc/invoke.texi (fconserve-space): Remove documentation.
6388 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
6390 * config/rs6000/rs6000-tables.opt: Regenerated.
6392 2012-06-06 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/53081
6395 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
6396 (adjacent_dr_p): ... this and make it work for reads, too.
6397 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
6398 (struct partition_s): Change main_stmt to main_dr, add
6399 secondary_dr member.
6400 (build_size_arg_loc): Change to date data-reference and not
6402 (build_addr_arg_loc): New function split out from ...
6403 (generate_memset_builtin): ... here. Use it and simplify.
6404 (generate_memcpy_builtin): New function.
6405 (generate_code_for_partition): Adjust.
6406 (classify_partition): Streamline pattern detection. Detect memcpy.
6407 (ldist_gen): Adjust.
6408 (tree_loop_distribution): Adjust seed statements for memcpy
6411 2012-06-06 Matt Turner <mattst88@gmail.com>
6413 * config/arm/mmintrin.h (_mm_empty): New.
6416 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
6418 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
6419 * common.opt (fsched-pressure-algorithm=): Remove.
6420 * flag-types.h (sched_pressure_algorithm): Move to...
6421 * sched-int.h (sched_pressure_algorithm): ...here.
6422 * params.def (sched-pressure-algorithm): New param.
6423 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
6424 * common/config/s390/s390-common.c (s390_option_optimization_table):
6425 Remove OPT_fsched_pressure_algorithm_ entry.
6426 * config/s390/s390.c (s390_option_override): Set a default value for
6427 PARAM_SCHED_PRESSURE_ALGORITHM.
6429 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6432 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
6433 doing an unsigned compare, make sure the second argument is not a
6435 (rs6000_emit_cmove): Don't allow floating point comparisons when
6436 generating ISEL moves.
6438 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
6440 * config/rs6000/e5500.md: New file.
6441 * config/rs6000/e6500.md: New file.
6442 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6444 (rs6000_option_override_internal): Altivec and Spe options not
6445 allowed with e5500. Spe options not allowed with e6500. Increase
6446 move inline limit for e5500 and e6500. Disable string instructions
6447 for e5500 and e6500. Enable branch targets alignment for e5500 and
6448 e6500. Initialize rs6000_cost for e5500 and e6500.
6449 (rs6000_adjust_cost): Add extra scheduling cycles between compare
6450 and brnach for e5500 and e6500.
6451 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
6452 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
6454 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
6455 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
6457 Include e5500.md and e6500.md.
6458 * config/rs6000/rs6000-opt.h (processor_type): Add
6459 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
6460 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
6461 (powerpc*-*-*): Add new cores e5500, e6500.
6462 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
6464 2012-06-05 Richard Guenther <rguenther@suse.de>
6466 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
6468 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
6471 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
6472 is used for x86_64-*-*.
6474 2012-06-05 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/30442
6477 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
6478 vectorization stop analysis at the first stmt we cannot compute
6479 a data-reference for instead of giving up completely.
6481 2012-06-05 Richard Guenther <rguenther@suse.de>
6483 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
6484 (partition_alloc): Initialize it.
6485 (partition_has_writes): New function.
6486 (rdg_flag_uses): Adjust.
6487 (rdg_flag_vertex): Likewise.
6488 (rdg_flag_vertex_and_dependent): Likewise.
6489 (rdg_flag_loop_exits): Likewise.
6490 (build_rdg_partition_for_component): Likewise.
6491 (rdg_build_partitions): Likewise.
6493 2012-06-05 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/53081
6496 * tree-loop-distribution.c (generate_memset_builtin): Handle all
6497 kinds of byte-sized stores.
6498 (classify_partition): Likewise.
6499 (tree_loop_distribution): Adjust seed statements used for
6500 !flag_tree_loop_distribution.
6502 2012-06-05 Alan Modra <amodra@gmail.com>
6504 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
6505 (rs6000_emit_prologue): Ensure register used for inline saves
6506 of vector regs is not the static chain register. Revise comment.
6508 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
6510 * doc/md.texi (Standard Pattern Names For Generation): Document
6513 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
6516 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
6518 2012-06-04 Jason Merrill <jason@redhat.com>
6520 * dwarf2out.c (is_unit_die): New.
6521 (copy_declaration_context, copy_ancestor_tree): Use it.
6522 (copy_decls_walk): Likewise.
6524 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
6527 * doc/invoke.texi (Wenum-compare): Update documentation.
6529 2012-06-04 Dodji Seketeli <dodji@redhat.com>
6531 PR preprocessor/53463
6532 * parser.c (cp_parser_assignment_expression): Use the location
6533 for the '=' as the default location for the expression.
6535 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
6538 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
6540 (altivec_stvlxl): Ditto.
6541 (altivec_stvrx): Ditto.
6542 (altivec_stvrxl): Ditto.
6544 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
6546 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
6547 (ira_uniform_class_p): New macro.
6549 * ira.c (setup_uniform_class_p): New function.
6550 (setup_allocno_and_important_classes): Call the function.
6551 (print_unform_and_important_classes): New function.
6552 (print_classes): Rename to print_translated_classes.
6553 (ira_debug_allocno_classes): Add call of
6554 print_unform_and_important_classes.
6556 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
6557 classes instead of pressure classes.
6559 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
6562 * trans-mem.c (expand_block_edges): Do not skip the first
6563 statement when resetting the BB.
6565 2012-06-04 Richard Guenther <rguenther@suse.de>
6567 * tree-data-ref.c (stores_from_loop): Remove.
6568 (stmt_with_adjacent_zero_store_dr_p): Likewise.
6569 (stores_zero_from_loop): Likewise.
6570 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
6571 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
6572 (adjacent_store_dr_p): New function.
6573 * tree-loop-distribution.c (generate_memset_builtin): Pass
6574 the RDG, use the already available data-reference.
6575 (generate_code_for_partition): Pass down RDG.
6576 (classify_partition): Inline parts of the former
6577 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
6578 (ldist_gen): Remember if there was any detected builtin and
6579 do less work if not and flag_tree_loop_distribution is not set.
6580 (tree_loop_distribution): Inline and fuse stores_from_loop
6581 and stores_zero_from_loop here.
6583 2012-06-04 Richard Guenther <rguenther@suse.de>
6586 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
6587 create new assembler names.
6589 2012-06-04 Richard Guenther <rguenther@suse.de>
6591 * tree-data-ref.c (struct rdg_vertex_info): Remove.
6592 (rdg_vertex_for_stmt): Simplify using gimple_uid.
6593 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
6594 hashtable. Record stmt data-references.
6595 (hash_stmt_vertex_info): Remove.
6596 (eq_stmt_vertex_info): Likewise.
6597 (hash_stmt_vertex_del): Likewise.
6598 (build_empty_rdg): Simplify.
6599 (build_rdg): Adjust.
6600 (free_rdg): Likewise.
6601 (ref_base_address): Remove.
6602 (have_similar_memory_accesses): Likewise.
6603 * tree-data-ref.h (create_rdg_vertices): Remove.
6604 (struct rdg_vertex): Add datarefs member.
6605 (RDGV_DATAREFS): New define.
6606 (RDG_DATAREFS): Likewise.
6607 (have_similar_memory_accesses): Remove.
6608 (rdg_has_similar_memory_accesses): Likewise.
6609 * tree-loop-distribution.c (ref_base_address): Re-implement here.
6610 (similar_memory_accesses): Re-implement using existing data-references.
6611 (tree_loop_distribution): Initialize stmt uids for the stmt to
6613 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6614 access stmt vinfo for stmts in loop.
6616 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
6619 * config/m68k/m68k.md ("tablejump"): Fix check for
6620 CASE_VECTOR_PC_RELATIVE.
6622 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6624 * output.h (merge_weak, assemble_alias,
6625 initializer_constant_valid_p,
6626 initializer_constant_valid_for_bitfield_p): Move protos from here...
6627 * tree.h: ... to here.
6628 * cgraphclones.c: Do not include output.h.
6629 * gimplify.c: Likewise.
6630 * reload.c: Likewise.
6631 * recog.c: Likewise.
6632 * tree-ssa-loop-ivopts.c: Likewise.
6633 * tree-switch-conversion.c: Likewise.
6634 * c-parser.c: Likewise.
6635 * c-typeck.c: Likewise.
6636 * Makefile.in: Fix dependencies.
6638 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
6641 * config/avr/avr-stdint.h: New file.
6642 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
6645 2012-06-04 Jakub Jelinek <jakub@redhat.com>
6647 PR tree-optimization/53550
6648 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
6649 is POINTER_TYPE_P, use sizetype as step type instead of type.
6651 2012-06-04 Richard Guenther <rguenther@suse.de>
6653 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
6654 (ref_base_address_1): Likewise.
6655 (remove_similar_memory_refs): Likewise.
6656 * tree-data-ref.h (remove_similar_memory_refs): Remove.
6657 * tree-loop-distribution.c (classify_partition): Do not classify
6658 as builtin if -ftree-loop-distribute-patterns is not enabled.
6659 (fuse_partitions_with_similar_memory_accesses): Inline ...
6660 (ldist_gen): ... here. Fuse all non-builtin partitions if
6661 -ftree-loop-distribution is not enabled. Properly return
6662 the number of created partitions. Do not update SSA form here but ...
6663 (tree_loop_distribution): ... once here for the whole function.
6664 Only walk innermost loops, constrain loops we consider here
6665 further. Do not call remove_similar_memory_refs.
6666 (distribute_loop): Do not check number of loop nodes here.
6668 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6670 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
6672 2012-06-03 Martin Jambor <mjambor@suse.cz>
6674 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
6675 (ipa_get_jf_known_type_base_type): Likewise.
6676 (ipa_get_jf_known_type_component_type): Likewise.
6677 (ipa_get_jf_constant): Likewise.
6678 (ipa_get_jf_pass_through_formal_id): Likewise.
6679 (ipa_get_jf_pass_through_operation): Likewise.
6680 (ipa_get_jf_ancestor_offset): Likewise.
6681 (ipa_get_jf_ancestor_type): Likewise.
6682 (ipa_get_jf_ancestor_formal_id): Likewise.
6683 (ipa_get_jf_member_ptr_pfn): Likewise.
6684 * ipa-prop.c (ipa_set_jf_known_type): New function.
6685 (ipa_set_jf_constant): Likewise.
6686 (ipa_set_jf_simple_pass_through): Likewise.
6687 (ipa_set_jf_arith_pass_through): Likewise.
6688 (ipa_set_ancestor_jf): Likewise.
6689 (fill_member_ptr_cst_jump_function): Moved up and renamed to
6690 ipa_set_jf_member_ptr_cst.
6691 (detect_type_change_1): Use the new jump function creation functions.
6692 (compute_complex_assign_jump_func): Likewise.
6693 (compute_complex_ancestor_jump_func): Likewise.
6694 (compute_known_type_jump_func): Likewise.
6695 (compute_scalar_jump_functions): Likewise.
6696 (compute_pass_through_member_ptrs): Likewise.
6697 (determine_cst_member_ptr): Likewise.
6698 (combine_known_type_and_ancestor_jfs): Likewise.
6699 (try_make_edge_direct_simple_call): Likewise.
6700 (try_make_edge_direct_virtual_call): Likewise.
6701 (update_indirect_edges_after_inlining): Likewise.
6702 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
6703 access functions. Incorporat NOP_EXPR and BINFO handling from its
6705 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
6706 which was in its callers.
6707 (ipa_value_from_jfunc): Use jump function access functions. Some
6708 functionality moved to functions above.
6709 (propagate_vals_accross_ancestor): Likewise.
6710 (propagate_vals_accross_pass_through): Use jump function access
6712 (propagate_accross_jump_function): Likewise.
6713 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
6715 (inline_merge_summary): Likewise.
6717 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6719 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
6720 * config/pa/pa.c (pa_attr_length_millicode_call): Use
6721 MAX_PCREL17F_OFFSET instead of fixed offset.
6722 (pa_attr_length_call): Likewise.
6723 (pa_attr_length_indirect_call): Likewise.
6725 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
6728 * config/sh/sh.opt (mfsca, mfsrra): New options.
6729 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
6731 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
6732 (sinssf2, cossf2): Fold expanders to ...
6733 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
6734 TARGET_FSCA condition.
6735 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
6737 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
6738 -mno-fsca, -mfsrra, -mno-fsrra.
6740 2012-06-03 Matt Turner <mattst88@gmail.com>
6742 * config/mips/4600.md (r4700_imul_si): New.
6743 (r4700_imul_di): New.
6744 (r4700_fmul_single): New.
6745 (r4700_fmul_double): New.
6746 * config/mips/mips-cpus.def: Add r4700.
6747 * config/mips/mips.c: Likewise.
6748 * config/mips/mips.md: Likewise.
6749 * config/mips/mips-tables.opt: Regenerate.
6751 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
6753 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
6754 new function sparc_initial_elimination_offset.
6755 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
6757 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
6760 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6762 * expmed.c (expand_mult, choose_multiplier): Change
6763 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
6764 * expr.c (convert_modes): Likewise.
6765 * explow.c (plus_constant): Likewise.
6766 * fixed-value.c (fixed_saturate1, fixed_saturate2)
6767 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
6768 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
6769 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
6770 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
6771 (do_fixed_shift, fixed_convert, fixed_convert)
6772 (fixed_convert_from_int, fixed_convert_from_int)
6773 (fixed_convert_from_real): Likewise.
6774 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
6775 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
6776 * varasm.c (output_constructor_bitfield): Likewise.
6777 * tree-vrp.c (register_edge_assert_for_2): Likewise.
6778 * double-int.c (rshift_double, lshift_double): Likewise.
6779 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
6781 * simplify-rtx.c (mode_signbit_p)
6782 (simplify_const_unary_operation, simplify_binary_operation_1)
6783 (simplify_immed_subreg): Likewise.
6784 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
6785 * tree-vect-generic.c (build_replicated_const): Likewise.
6786 * dbxout.c (stabstr_O): Likewise.
6787 * emit-rtl.c (immed_double_int_const, immed_double_const)
6788 (gen_lowpart_common, init_emit_once): Likewise.
6789 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
6790 (widest_int_cst_value, upper_bound_in_type): Likewise.
6791 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
6792 (fixup_unsigned_type): Likewise.
6793 * real.c (real_to_integer2, real_from_integer): Likewise.
6794 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
6795 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
6797 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
6800 * fold-const.c (fold_binary_loc): Refine previous change.
6802 2012-06-01 Olivier Hainque <hainque@adacore.com>
6804 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
6805 the "do {" part of the do-while(0) loop.
6807 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
6809 * config/i386/i386.c (x86_sched_reorder): New function.
6810 Added new function x86_sched_reorder.
6812 2012-06-01 Richard Guenther <rguenther@suse.de>
6814 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6816 (classify_partition): Likewise.
6818 2012-06-01 Richard Guenther <rguenther@suse.de>
6820 * tree-loop-distribution.c (enum partition_kind): New enum.
6821 (struct partition_s): Add kind and main_stmt members.
6822 (partition_alloc): Initialize kind to PKIND_NORMAL.
6823 (partition_builtin_p): New function.
6824 (copy_loop_before): Remove failure path and assert instead.
6825 (generate_loops_for_partition): Likewise.
6826 (generate_memset_zero): Fold into ...
6827 (generate_memset_builtin): ... this.
6828 (classify_partition): New function with code from
6829 can_generate_builtin and generate_builtin.
6830 (generate_builtin): Remove.
6831 (can_generate_builtin): Likewise.
6832 (fuse_partitions_with_similar_memory_accesses): Call
6833 partition_builtin_p instead of can_generate_builtin.
6834 (rdg_build_partitions): Do not call
6835 fuse_partitions_with_similar_memory_accesses here...
6836 (ldist_gen): ... but here after classifying all partitions.
6837 Remove failure path of generate_code_for_partition.
6838 (generate_code_for_partition): Generate code according
6839 to partition classification.
6841 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
6842 Jonathan Wakely <jwakely.gcc@gmail.com>
6845 * doc/invoke.texi (Warning Options): Explain purpose and differences
6846 between -Wmissing-prototypes and -Wmissing-declarations.
6848 2012-06-01 Christian Bruel <christian.bruel@st.com>
6850 * gcc.c (save_switch): Add user_p parameter.
6851 (read_specs): Likewise.
6852 (set_specs): Likewise.
6853 (validate_switches): Likewise.
6854 (validate_switches_from_spec): Likewise.
6855 (validate_all_switches): Pass on user_p parameter.
6856 (struct spec_list): Add user_p field.
6857 (struct switchstr): Add known field.
6858 (save_switch): Add known parameter.
6859 (INIT_STATIC_SPEC): Initialize user_p;
6860 (driver_unknown_option_callbac): call save_switch if
6861 OPT_SPECIAL_unknown.
6862 (driver_handle_option): Propagate OPT_specs.
6863 (do_spec_1): Set validated only if known.
6864 (check_live_switch): Likewise.
6865 (validate_switches): Set validated if known or user_spec.
6867 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
6869 Add CRIS atomic patterns for 1, 2, and 4 bytes.
6870 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
6871 * config/cris/cris-protos.h: Declare it.
6872 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
6873 (TARGET_DEFAULT): Add alignment by 32.
6874 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
6875 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
6876 TARGET_CPU_DEFAULT == 32.
6877 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
6878 * config/cris/cris.md: Include sync.md. Avoid allocating specific
6879 numbers by replacing the define_constants for all UNSPECs with the
6880 equivalent define_c_enum construct.
6881 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
6882 * config/cris/sync.md: New file.
6884 2012-05-31 Matt Turner <mattst88@gmail.com>
6886 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
6887 (r4600_imul_di): New.
6888 (r4600_idiv_si): Rename from r4600_idiv.
6889 (r4600_idiv_di): New.
6891 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
6893 * output.h (__gcc_host_wide_int__): Move to hwint.h.
6894 (decl_default_tls_model): Move to tree.h
6895 (dump_file): Move to system.h.
6896 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
6897 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
6898 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
6899 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
6900 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
6901 dbxout_stab_value_internal_label,
6902 dbxout_stab_value_internal_label_diff): Move from here ...
6903 * dbxout.h: ... to here.
6904 * system.h (dump_file): Moved here from output.h.
6905 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
6906 * tree.h (decl_default_tls_model): Moved here from output.h.
6907 * varasm.c (default_stabs_asm_out_destructor,
6908 default_stabs_asm_out_constructor): Move from here ...
6909 * dbxout.c: ... to here.
6911 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
6913 * collect2.h (dump_file): Rename to dump_ld_file.
6914 * collect2.c: Likewise.
6915 * tlink.c: Likewise.
6917 * alias.c: Do not include output.h.
6918 * auto-inc-dec.c: Likewise.
6919 * bt-load.c: Likewise.
6920 * caller-save.c: Likewise.
6922 * cfgbuild.c: Likewise.
6923 * cfgcleanup.c: Likewise.
6924 * cfglayout.c: Likewise.
6925 * cfgloop.c: Likewise.
6926 * cfgloopanal.c: Likewise.
6927 * cfgloopmanip.c: Likewise.
6928 * cfgrtl.c: Likewise.
6929 * cgraph.c: Likewise.
6930 * cgraphclones.c: Likewise.
6931 * combine-stack-adj.c: Likewise.
6932 * combine.c: Likewise.
6933 * cprop.c: Likewise.
6935 * cselib.c: Likewise.
6936 * dbgcnt.c: Likewise.
6937 * df-problems.c: Likewise.
6938 * df-scan.c: Likewise.
6939 * dojump.c: Likewise.
6940 * fwprop.c: Likewise.
6942 * graph.c: Likewise.
6943 * haifa-sched.c: Likewise.
6944 * hw-doloop.c: Likewise.
6945 * ipa-inline-transform.c: Likewise.
6946 * ipa-pure-const.c: Likewise.
6947 * ipa-reference.c: Likewise.
6948 * ipa-utils.c: Likewise.
6949 * ira-build.c: Likewise.
6950 * ira-emit.c: Likewise.
6952 * loop-doloop.c: Likewise.
6953 * loop-invariant.c: Likewise.
6954 * loop-iv.c: Likewise.
6955 * loop-unroll.c: Likewise.
6956 * loop-unswitch.c: Likewise.
6957 * lto-cgraph.c: Likewise.
6958 * lto-section-in.c: Likewise.
6959 * lto-streamer-in.c: Likewise.
6961 * mode-switching.c: Likewise.
6962 * postreload-gcse.c: Likewise.
6963 * postreload.c: Likewise.
6964 * predict.c: Likewise.
6965 * profile.c: Likewise.
6967 * reg-stack.c: Likewise.
6968 * regcprop.c: Likewise.
6969 * regmove.c: Likewise.
6970 * regstat.c: Likewise.
6971 * reload1.c: Likewise.
6972 * sched-ebb.c: Likewise.
6973 * sel-sched-dump.c: Likewise.
6974 * simplify-rtx.c: Likewise.
6975 * stor-layout.c: Likewise.
6976 * store-motion.c: Likewise.
6977 * tracer.c: Likewise.
6978 * tree-affine.c: Likewise.
6979 * tree-cfg.c: Likewise.
6980 * tree-cfgcleanup.c: Likewise.
6981 * tree-dfa.c: Likewise.
6982 * tree-into-ssa.c: Likewise.
6983 * tree-nomudflap.c: Likewise.
6984 * tree-optimize.c: Likewise.
6985 * tree-pretty-print.c: Likewise.
6986 * tree-profile.c: Likewise.
6987 * tree-ssa-address.c: Likewise.
6988 * tree-ssa-ccp.c: Likewise.
6989 * tree-ssa-copy.c: Likewise.
6990 * tree-ssa-dom.c: Likewise.
6991 * tree-ssa-loop-ch.c: Likewise.
6992 * tree-ssa-loop-im.c: Likewise.
6993 * tree-ssa-loop-manip.c: Likewise.
6994 * tree-ssa-loop-niter.c: Likewise.
6995 * tree-ssa-loop-prefetch.c: Likewise.
6996 * tree-ssa-loop-unswitch.c: Likewise.
6997 * tree-ssa-loop.c: Likewise.
6998 * tree-ssa-propagate.c: Likewise.
6999 * tree-ssa-structalias.c: Likewise.
7000 * tree-ssa-tail-merge.c: Likewise.
7001 * tree-ssa-threadedge.c: Likewise.
7002 * tree-ssa-threadupdate.c: Likewise.
7003 * tree-ssa-uncprop.c: Likewise.
7004 * tree-ssa-uninit.c: Likewise.
7005 * tree-ssa.c: Likewise.
7006 * value-prof.c: Likewise.
7007 * var-tracking.c: Likewise.
7010 * config/m32r/m32r.c: Include dbxout.h.
7011 * config/pa/pa.c: Likewise.
7012 * config/rs6000/rs6000.c: Likewise.
7014 * Makefile.in: Fix dependencies.
7015 * config/rs6000/t-rs5000: Likewise.
7017 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
7019 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
7020 * gimple.h (block_in_transaction): Check for flag_tm.
7022 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
7024 PR tree-optimization/52558
7025 * cfg.c (alloc_aux_for_edge): Fix comment.
7026 (alloc_aux_for_edge): Remove static.
7027 * basic-block.h (alloc_aux_for_edge): Protoize.
7028 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
7029 (execute_sm_if_changed_flag): New.
7030 (execute_sm_if_changed_flag_set): New.
7031 (execute_sm): Do not generate data races unless requested.
7032 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
7033 (tree_ssa_lim_finalize): Call free_aux_for_edges.
7034 * gimple.h (block_in_transaction): New.
7035 (gimple_in_transaction): Use block_in_transaction.
7037 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7040 * config/avr/avr.opt (-msp8): Document it.
7041 * doc/invoke.texi (AVR Options): Ditto. And document related
7044 2012-05-31 Diego Novillo <dnovillo@google.com>
7046 * configure.ac (CXX_FOR_BUILD): Define and substitute.
7047 (BUILD_CXXFLAGS): Define and substitute.
7048 * Makefile.in (BUILD_CXXFLAGS): Define.
7049 (CXX_FOR_BUILD): Define.
7050 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
7051 (LINKER_FOR_BUILD): Likewise.
7052 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
7053 (BUILD_LINKERFLAGS): Likewise.
7054 * configure: Regenerate.
7056 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
7058 * Makefile.in: Fix many dependencies.
7059 * tree-profile.c: Don't include regs.h.
7060 * tree-vectorizer.c: Don't include cfglayout.h.
7061 * tree-vect-stmts.c: Likewise.
7062 * tree-vect-slp.c: Likewise.
7063 * tree-vect-loop.c: Likewise.
7064 * reg-stack.c: Likewise.
7065 * tree-ssa-loop-manip.c: Likewise.
7066 * toplev.c: Likewise.
7067 * varasm.c: Don't include cfglayout.h, basic-block.h,
7068 and tree-iterator.h.
7069 * tree-cfgcleanup.c: Don't include cfglayout.h.
7070 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
7071 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
7072 * cgraphclones.c: Don't include plugin.h.
7074 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7076 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
7077 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
7078 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
7080 2012-05-31 Richard Guenther <rguenther@suse.de>
7082 * tree-loop-distribution.c (struct partition_s): New struct,
7083 typedef and vector type.
7084 (partition_alloc, partition_free): New functions.
7085 (generate_loops_for_partition, generate_builtin,
7086 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
7087 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
7088 build_rdg_partition_for_component, can_generate_builtin,
7089 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
7090 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
7091 number_of_rw_in_partition, partition_contains_all_rw,
7092 ldist_gen): Use partition_t instead of bitmap.
7094 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7096 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
7097 * doc/avr-mmcu.texi: Regenerate.
7099 2012-05-31 Richard Guenther <rguenther@suse.de>
7101 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7102 Use FOR_EACH_SSA_DEF_OPERAND.
7103 (generate_builtin): Adjust.
7104 (stmt_generated_in_another_partition): Remove.
7105 (add_scalar_computations_to_partition): Likewise.
7106 (rdg_build_partitions): Do not call
7107 add_scalar_computations_to_partition.
7109 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
7111 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
7112 double ints throughout.
7113 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
7114 Check that the position of the field is representable as an integer.
7116 2012-05-31 Richard Guenther <rguenther@suse.de>
7118 * tree-data-ref.c (dr_analyze_innermost): Properly convert
7119 the MEM_REF offset to sizetype.
7121 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7123 * doc/invoke.texi (AVR Options): Fix typos.
7125 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
7127 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
7129 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
7130 non-v32 into --march=v0_v10.
7132 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7134 * ira-int.h (target_ira_int): Rename x_move_cost to
7135 x_ira_register_move_cost, x_may_move_in_cost to
7136 x_ira_may_move_in_cost and x_may_move_out_cost to
7137 x_ira_may_move_out_cost. Delete the old fields with
7138 those names and also x_ira_max_register_move_cost,
7139 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
7140 (move_cost, may_move_in_cost, may_move_out_cost)
7141 (ira_max_register_move_cost, ira_max_may_move_in_cost)
7142 (ira_max_may_move_out_cost): Delete.
7143 * ira.c (init_move_cost): Rename to...
7144 (ira_init_register_move_cost): ...this, deleting the old
7145 function with that name. Apply above variable renamings.
7146 Retain asserts for null fields.
7147 (ira_init_once): Don't initialize register move costs here.
7148 (free_register_move_costs): Apply above variable renamings.
7149 Remove code for deleted fields.
7151 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7153 * ira.c (init_move_cost): Adjust choice of subclasses to match
7154 the current ira_init_register_move_cost choice. Use
7155 ira_class_subset_p instead of reg_class_subset_p.
7156 (ira_init_register_move_cost): Assert that move_cost,
7157 may_move_in_cost and may_move_out_cost already hold the desired
7158 values for their ira_* equivalents. For the latter two,
7159 ignore classes that can't store a register of the given mode.
7161 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7163 * ira.c (setup_allocno_and_important_classes): Use
7164 ira_class_hard_regs_num to check whether a class has any
7165 allocatable registers.
7166 (ira_init_register_move_cost): Likewise.
7168 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7170 * ira.c (init_move_cost): Adjust local variable names to match
7171 file conventions. Use ira_assert instead of gcc_assert.
7173 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7175 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
7176 Move these definitions and associated target_globals fields to...
7177 * ira-int.h: ...here.
7178 * rtl.h (init_move_cost): Delete.
7179 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
7180 * ira.c: ...here, making the latter static.
7182 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7184 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
7185 and ira_register_move_cost instead of init_move_cost and move_cost.
7187 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7189 * ira.h (target_ira): Delete x_ira_available_class_regs.
7190 (ira_available_class_regs): Delete.
7191 * ira.c (setup_available_class_regs): Delete.
7192 (setup_alloc_classes): Don't call it.
7193 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
7194 ira_available_class_regs.
7195 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
7196 (model_spill_cost): Likewise.
7197 * ira-build.c (low_pressure_loop_node_p): Likewise.
7198 * ira-color.c (color_pass): Likewise.
7199 * ira-emit.c (change_loop): Likewise.
7200 * ira-lives.c (inc_register_pressure, dec_register_pressure)
7201 (single_reg_class, ira_implicitly_set_insn_hard_regs)
7202 (process_bb_node_lives): Likewise.
7203 * loop-invariant.c (gain_for_invariant): Likewise.
7205 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7208 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
7209 (pa_section_type_flags): New.
7210 (pa_legitimate_constant_p): Revert previous change.
7212 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
7214 * ira.c (allocate_initial_values): Make static.
7216 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
7218 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
7219 Generate tls_initial_exec_64_sun only when !TARGET_X32.
7221 2012-05-30 Richard Guenther <rguenther@suse.de>
7224 * fold-const.c (fold_binary_loc): Make sure to call
7225 fold_plusminus_mult_expr with the original sign of operands.
7227 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
7229 * Makefile.in: Fix many dependencies.
7230 (DWARF2_H): Depend on dwarf2.def.
7231 (RTL_ERROR_H): Depend on rtl-error.h.
7232 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
7233 all gimple-pretty-print.h and tree-pretty-print.h references.
7235 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
7237 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
7240 2012-05-30 Richard Guenther <rguenther@suse.de>
7243 * tree-emutls.c (gen_emutls_addr): Do not add globals to
7246 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
7248 * explow.c (probe_stack_range): Restore simple control flow and stop
7249 again when the probe cannot be generated if HAVE_check_stack.
7251 2012-05-30 Jakub Jelinek <jakub@redhat.com>
7253 PR rtl-optimization/53519
7254 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
7255 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
7257 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7259 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
7261 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
7264 * doc/tm.texi: Update.
7265 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
7266 * target.def (force_at_comp_dir): New hook.
7267 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
7268 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
7270 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
7272 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
7274 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
7275 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
7277 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
7280 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
7281 flag_unsafe_math_optimizations is set.
7282 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
7283 Update description of -mfused-madd.
7285 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
7288 * config/sh/predicates.md (atomic_arith_operand,
7289 atomic_logical_operand): New predicates.
7290 * config/sh/sh.c (sh_option_override): Check atomic options.
7291 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
7292 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
7293 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
7294 UNSUPPORTED_HARD_ATOMIC_CPU.
7295 * config/sh/sync.md: Update description comments.
7296 (I12): New mode iterator.
7297 (fetchop_predicate, fetchop_constraint): New code attributes.
7298 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
7299 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
7300 atomic_fetch_<fetchop_name>si_hard,
7301 atomic_fetch_<fetchop_name><mode>_hard,
7302 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
7303 atomic_<fetchop_name>_fetchsi_hard,
7304 atomic_<fetchop_name>_fetch<mode>_hard,
7305 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
7306 atomic_test_and_set_hard): New insns.
7307 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
7308 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
7309 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
7310 atomic_test_and_set_soft): Use same formatting for the first line of
7311 the asm block as in new insns above.
7312 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
7313 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
7314 atomic_test_and_set): Integrate new *_hard insns into expanders.
7315 * config/sh/sh.opt (mhard-atomic): New option.
7316 * doc/invoke.texi (SH Options): Document it.
7318 2012-05-29 Meador Inge <meadori@codesourcery.com>
7320 * c-decl.c (c_push_function_context): Always create a new language
7322 (c_pop_function_context): Clear the language function created in
7323 c_push_function_context.
7325 2012-05-29 Matt Turner <mattst88@gmail.com>
7327 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
7328 (define_bypass "ev6_fcmov"): New.
7330 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7332 * integrate.c: Remove.
7333 * integrate.h: Remove.
7334 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
7335 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
7336 * config/rs6000/t-rs6000: Likewise
7337 * config/spu/t-spu-elf: Likewise.
7338 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
7339 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
7340 from integrate.h to here.
7341 (initial_value_entry): New prototype.
7342 * reload.h (allocate_initial_values): Remove prototype.
7343 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
7344 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
7346 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
7347 set_decl_abstract_flags, set_block_abstract_flags): Move from
7348 integrate.c to here, the only user.
7349 * expmed.c (extract_fixed_bit_field): Remove outdated comment
7351 * function.c: Don't include integrate.h.
7352 (struct initial_value_pair, struct initial_value_struct,
7353 get_hard_reg_initial_val, has_hard_reg_initial_val,
7354 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
7355 integrate.c to here.
7356 (initial_value_entry): New function.
7357 * genemit.c (main): Don't print integrate.h include line.
7358 * ira.c: Don't include integrate.h.
7359 (allocate_initial_values): Move from integrate.c to here.
7360 (ira): Update allocate_initial_values call.
7361 * tree-inline.c: Don't include integrate.h.
7362 (function_attribute_inlinable_p): Moved from integrate.c to here.
7363 * cfgexpand.c: Don't include integrate.h.
7364 * except.c: Likewise.
7365 * langhooks.c: Likewise.
7366 * passes.c: Likewise.
7367 * toplev.c: Likewise.
7368 * config/frv/frv.c: Likewise.
7369 * config/pa/pa.c: Likewise.
7370 * config/spu/spu.c: Likewise.
7371 * config/epiphany/epiphany.c: Likewise.
7372 * config/mep/mep.c: Likewise.
7373 * config/score/score.c: Likewise.
7374 * config/picochip/picochip.c: Likewise.
7375 * config/sh/sh.c: Likewise.
7376 * config/alpha/alpha.c: Likewise.
7377 * config/microblaze/microblaze.c: Likewise.
7378 * config/mips/mips.c: Likewise.
7379 * config/v850/v850.c: Likewise.
7380 * config/mmix/mmix.c: Likewise.
7381 * config/bfin/bfin.c: Likewise.
7382 * config/arm/arm.c: Likewise.
7383 * config/s390/s390.c: Likewise.
7384 * config/m32r/m32r.c: Likewise.
7385 * config/rs6000/rs6000.c: Likewise.
7386 * config/c6x/c6x.c: Include function.h instead of integrate.h.
7387 * config/tilegx/tilegx.c: Likewise.
7388 * config/tilepro/tilepro.c: Likewise.
7390 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
7392 * config/avr/t-avr (s-avr-mmcu-texi): Call
7393 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
7395 2012-05-29 Michael Matz <matz@suse.de>
7397 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
7398 assign_temp): Remove 'keep' argument.
7399 (mark_temp_addr_taken): Remove prototype.
7400 * tree.h (expand_decl): Remove prototype.
7401 * function.c (struct temp_slot): Remove addr_taken and keep member.
7402 (assign_stack_temp_for_type) Don't initialize above, remove
7404 (assign_stack_temp, assign_temp): Remove keep argument.
7405 (mark_temp_addr_taken): Remove.
7406 (preserve_temp_slots): Remove handling of addr_taken and keep members.
7407 (free_temp_slots): Ditto.
7408 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
7410 * stmt.c (expand_asm_operands): Remove dead code.
7411 (expand_decl): Remove.
7412 * c-decl.c (finish_struct): Don't call expand_decl.
7413 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
7414 and assign_stack_temp.
7415 * calls.c (save_fixed_argument_area, initialize_argument_information,
7416 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
7417 * expmed.c (extract_bit_field_1): Ditto.
7418 * expr.c (emit_group_load_1, emit_group_store,
7419 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
7420 store_field, expand_constructor, expand_cond_expr_using_cmove,
7421 expand_expr_real_2, expand_expr_real_1): Ditto.
7422 * stmt.c (expand_asm_operands, expand_return): Ditto.
7424 * function.c (pop_temp_slots): Call free_temp_slots.
7425 * calls.c (store_one_arg): Don't call preserve_temp_slots or
7427 * expr.c (expand_assignment): Don't call free_temp_slots.
7429 * config/arm/arm.c (neon_expand_vector_init): Ditto.
7430 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
7431 (ix86_expand_vector_extract): Ditto.
7432 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
7433 ia64_expand_movxf_movrf): Ditto.
7434 * config/mips/mips.c (mips_expand_vi_general): Ditto.
7435 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
7436 extendsfdf2): Ditto.
7437 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
7438 rs6000_expand_vector_set, rs6000_expand_vector_extract,
7439 rs6000_allocate_stack_temp): Ditto.
7440 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
7441 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
7442 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
7443 sparc_expand_vector_init): Ditto.
7445 2012-05-29 Michael Matz <matz@suse.de>
7447 * c-tree.h (c_expand_decl): Remove prototype.
7449 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
7451 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
7452 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
7453 COMPOUND_LITERAL_EXPR.
7454 * function.c (expand_function_start): Don't call expand_decl,
7455 instead assert that we have RTL assigned.
7456 * tree-ssa-live.c (remove_unused_locals): Clear
7457 nonlocal_goto_save_area if its backing variable is removed.
7458 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
7460 (expand_decl): Assert that this does nothing.
7461 * calls.c (expand_call): Don't call mark_temp_addr_taken.
7463 2012-05-29 Richard Guenther <rguenther@suse.de>
7465 PR tree-optimization/53516
7466 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
7468 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
7470 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7472 * LANGUAGES: Fix typos.
7473 * Makefile.in: Fix typos.
7474 * alias.c: Fix typos.
7475 * auto-inc-dec.c: Fix typos.
7476 * bb-reorder.c: Fix typos.
7477 * cfgcleanup.c: Fix typos.
7478 * cgraph.c: Fix typos.
7479 * cgraph.h: Fix typos.
7480 * cgraphunit.c: Fix typos.
7481 * collect2-aix.h: Fix typos.
7482 * collect2.c: Fix typos.
7483 * compare-elim.c: Fix typos.
7484 * config/alpha/vms.h: Fix typos.
7485 * config/arm/README-interworking: Fix typos.
7486 * config/arm/arm.c: Fix typos.
7487 * config/arm/iterators.md: Fix typos.
7488 * config/arm/vxworks.h: Fix typos.
7489 * config/avr/avr.c: Fix typos.
7490 * config/avr/avr.h: Fix typos.
7491 * config/avr/avr.md: Fix typos.
7492 * config/avr/builtins.def: Fix typos.
7493 * config/c6x/c6x.c: Fix typos.
7494 * config/cr16/cr16.c: Fix typos.
7495 * config/cr16/cr16.md: Fix typos.
7496 * config/cris/cris.md: Fix typos.
7497 * config/darwin.c: Fix typos.
7498 * config/darwin.opt: Fix typos.
7499 * config/i386/i386-c.c: Fix typos.
7500 * config/i386/i386.c: Fix typos.
7501 * config/ia64/ia64.c: Fix typos.
7502 * config/m68k/cf.md: Fix typos.
7503 * config/mep/mep.c: Fix typos.
7504 * config/microblaze/microblaze.c: Fix typos.
7505 * config/microblaze/microblaze.h: Fix typos.
7506 * config/mn10300/mn10300.c: Fix typos.
7507 * config/mn10300/mn10300.md: Fix typos.
7508 * config/pa/pa.c: Fix typos.
7509 * config/picochip/picochip.h: Fix typos.
7510 * config/rs6000/a2.md: Fix typos.
7511 * config/rs6000/rs6000.c: Fix typos.
7512 * config/rs6000/vector.md: Fix typos.
7513 * config/rx/rx.md: Fix typos.
7514 * config/rx/rx.opt: Fix typos.
7515 * config/s390/2097.md: Fix typos.
7516 * config/s390/s390.c: Fix typos.
7517 * config/s390/s390.h: Fix typos.
7518 * config/sh/sh.c: Fix typos.
7519 * config/sh/sh.md: Fix typos.
7520 * config/sparc/sync.md: Fix typos.
7521 * config/spu/spu.c: Fix typos.
7522 * config/spu/spu.md: Fix typos.
7523 * config/vms/vms.c: Fix typos.
7524 * config/vxworks-dummy.h: Fix typos.
7525 * config/vxworks.h: Fix typos.
7526 * cselib.c: Fix typos.
7527 * df-scan.c: Fix typos.
7529 * doc/extend.texi: Fix typos.
7530 * doc/install.texi: Fix typos.
7531 * doc/invoke.texi: Fix typos.
7532 * doc/md.texi: Fix typos.
7533 * doc/plugins.texi: Fix typos.
7534 * doc/rtl.texi: Fix typos.
7536 * dwarf2asm.c: Fix typos.
7537 * dwarf2out.c: Fix typos.
7538 * except.h: Fix typos.
7539 * expr.c: Fix typos.
7540 * fold-const.c: Fix typos.
7542 * gcse.c: Fix typos.
7543 * genautomata.c: Fix typos.
7544 * gengtype-state.c: Fix typos.
7545 * gengtype.c: Fix typos.
7546 * genhooks.c: Fix typos.
7547 * gimple-fold.c: Fix typos.
7548 * gimple-pretty-print.c: Fix typos.
7549 * gimple.c: Fix typos.
7550 * gimple.h: Fix typos.
7551 * gimplify.c: Fix typos.
7552 * graphite-interchange.c: Fix typos.
7553 * graphite-sese-to-poly.c: Fix typos.
7554 * ifcvt.c: Fix typos.
7555 * input.c: Fix typos.
7556 * ipa-cp.c: Fix typos.
7557 * ipa-inline-analysis.c: Fix typos.
7558 * ipa-inline-transform.c: Fix typos.
7559 * ipa-inline.c: Fix typos.
7560 * ipa-pure-const.c: Fix typos.
7561 * ipa-ref.h: Fix typos.
7562 * ipa-reference.c: Fix typos.
7563 * ipa-utils.c: Fix typos.
7565 * ira-emit.c: Fix typos.
7566 * ira-lives.c: Fix typos.
7567 * lto-streamer.c: Fix typos.
7568 * lto-streamer.h: Fix typos.
7569 * lto-wrapper.c: Fix typos.
7571 * mode-switching.c: Fix typos.
7572 * modulo-sched.c: Fix typos.
7573 * plugin.c: Fix typos.
7574 * postreload.c: Fix typos.
7575 * sched-deps.c: Fix typos.
7576 * sel-sched-ir.c: Fix typos.
7577 * sel-sched-ir.h: Fix typos.
7578 * sel-sched.c: Fix typos.
7579 * sese.c: Fix typos.
7580 * stor-layout.c: Fix typos.
7581 * target-hooks-macros.h: Fix typos.
7582 * target.def: Fix typos.
7583 * trans-mem.c: Fix typos.
7584 * tree-eh.c: Fix typos.
7585 * tree-predcom.c: Fix typos.
7586 * tree-sra.c: Fix typos.
7587 * tree-ssa-address.c: Fix typos.
7588 * tree-ssa-loop-ivopts.c: Fix typos.
7589 * tree-ssa-loop-niter.c: Fix typos.
7590 * tree-ssa-math-opts.c: Fix typos.
7591 * tree-ssa-pre.c: Fix typos.
7592 * tree-ssa-propagate.c: Fix typos.
7593 * tree-ssa-reassoc.c: Fix typos.
7594 * tree-ssa-sccvn.c: Fix typos.
7595 * tree-ssa-ter.c: Fix typos.
7596 * tree-ssa-uninit.c: Fix typos.
7597 * tree-ssanames.c: Fix typos.
7598 * tree-vect-generic.c: Fix typos.
7599 * tree-vect-slp.c: Fix typos.
7600 * tree.c: Fix typos.
7601 * tree.h: Fix typos.
7602 * varasm.c: Fix typos.
7603 * varpool.c: Fix typos.
7605 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7607 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
7609 2012-05-29 Richard Guenther <rguenther@suse.de>
7611 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
7613 (add_referenced_var_1): Re-organize. Assert we are not
7615 (remove_referenced_var): Likewise.
7616 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
7617 * tree-mudflap.c (execute_mudflap_function_ops): Do not
7618 call add_referenced_var on globals.
7619 * matrix-reorg.c (transform_access_sites): Likewise.
7621 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7623 * alias.c (reg_known_value): Make this a VEC.
7624 (reg_known_equiv_p): Make this an sbitmap.
7625 (reg_known_value_size): Remove.
7626 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
7627 set_reg_known_equiv_p): Update for reg_known_value and
7628 reg_known_value_size data structure change.
7629 (init_alias_analysis, end_alias_analysis): Likewise.
7631 2012-05-29 Jakub Jelinek <jakub@redhat.com>
7634 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
7635 to avoid leaking memory. No need to handle memory allocation
7636 failure. Double string_len on each reallocation instead of adding 2.
7637 * gcov.c (read_line): Likewise.
7639 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
7641 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
7643 * config/cris/cris.md ("trap"): Define, enabled for
7644 TARGET_TRAP_USING_BREAK8.
7645 * config/cris/cris.opt (mtrap-using-break8): New option.
7647 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
7650 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
7653 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
7655 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
7656 (Standard Names): Fix typos in documentation of atomic patterns.
7658 2012-05-27 Nathan Sidwell <nathan@acm.org>
7660 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
7662 2012-05-26 Jason Merrill <jason@redhat.com>
7665 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
7666 about array compound literals.
7668 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
7670 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
7671 if CLEANUP_NO_INSN_DEL.
7672 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
7673 from cfg_layout_merge_blocks.
7674 (emit_nop_for_unique_locus_between): New function.
7675 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
7676 (cfg_layout_merge_blocks): Likewise.
7678 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
7679 Paolo Bonzini <bonzini@gnu.org>
7681 * df-scan.c (df_def_record_1): Assert a parallel must contain an
7682 EXPR_LIST at this point. Receive the LOC and move its extraction...
7683 (df_defs_record): ... here. Change if-else to a switch statement.
7684 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
7685 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
7686 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
7687 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
7688 regs_invalidated_by_call.
7689 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
7692 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7695 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
7696 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
7698 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7700 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
7701 software floating point emulation. No longer build the multilibs
7702 with -mstrict-align.
7704 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
7707 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
7708 accessed indirectly.
7709 (ipa_tm_create_version): Same.
7711 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
7714 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
7715 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
7717 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
7720 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
7721 (ix86_expand_vec_perm): Use int mode instead of float.
7722 (expand_vec_perm_pshufb): Remove handling of useseless type
7725 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7728 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
7729 gnu_ld variables to yes.
7730 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
7731 (HAVE_GNU_AS): Likewise.
7732 * config.in: Regenerate.
7733 * configure: Likewise.
7735 2012-05-25 Tristan Gingold <gingold@adacore.com>
7737 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
7738 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
7739 and preferred_alignment.
7741 2012-05-25 Tristan Gingold <gingold@adacore.com>
7743 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
7745 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
7747 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
7748 volatile bitfields case.
7750 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
7752 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
7753 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
7754 (adjacent_mem_locations): Move some code to and call...
7755 (get_memref_parts): ...new function.
7756 (mem_locations_overlap): New function.
7757 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
7758 (is_mem_ref): Rename to...
7759 (find_mem_ref): ...this. Return MEM rtx.
7760 (get_store_dest): Remove function.
7761 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
7762 new parameter and adjust calls.
7763 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
7764 mem refs overlap for true_store_to_load_dep_costly.
7765 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
7766 passed to adjacent_mem_locations.
7767 (is_costly_group): Walk resolved dependency list.
7768 (force_new_group): Emit group ending nop for Power6/Power7.
7769 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
7770 (group_ending_nop): New define_insn.
7772 2012-05-24 Dodji Seketeli <dodji@redhat.com>
7774 Make unwound macro expansion trace less redundant
7775 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
7776 context of macro definition in the trace, when it's redundant.
7779 2012-05-24 Richard Guenther <rguenther@suse.de>
7782 * tree-profile.c (tree_profiling): Cleanup the CFG if
7783 execute_fixup_cfg requests it.
7785 2012-05-24 Richard Guenther <rguenther@suse.de>
7787 * tree-flow.h (create_var_ann): Remove.
7788 * tree-dfa.c (create_var_ann): Remove and inline into its
7790 (add_referenced_var_1): ... here.
7791 * varpool.c (add_new_static_var): Do not call add_referenced_var
7793 * gimple-fold.c (canonicalize_constructor_val): Likewise.
7794 * tree-switch-conversion.c (build_one_array): Likewise.
7795 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
7796 * tree-flow-inline.h (gimple_referenced_vars): Guard against
7798 * tree-inline.c (remap_gimple_op_r): Likewise. Check
7799 gimple_referenced_vars instead of gimple_in_ssa_p.
7800 (copy_tree_body_r): Likewise.
7801 (setup_one_parameter): Likewise.
7802 (declare_return_variable): Likewise.
7803 (tree_function_versioning): Likewise.
7805 2012-05-24 Jakub Jelinek <jakub@redhat.com>
7807 PR tree-optimization/53465
7808 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
7809 vr0 into *vr, then vrp_meet that.
7810 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
7811 have any equivalences.
7812 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
7815 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
7817 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
7819 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
7820 check end_regno - 1 is a hard register.
7822 2012-05-24 Richard Guenther <rguenther@suse.de>
7824 * varpool.c (add_new_static_var): Remove call to create_var_ann.
7825 * tree-ssa-operands.c (create_vop_var): Likewise.
7827 2012-05-24 Richard Guenther <rguenther@suse.de>
7830 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
7832 (remove_unused_locals): Pass global_unused_vars to
7833 remove_unused_scope_block_p. Restore code walking all
7834 referenced vars and pruning them.
7836 2012-05-23 Jan Hubicka <jh@suse.cz>
7838 * tree.h (alias_diag_flags): Remove.
7839 (alias_pair): Remove emitted_diags.
7840 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
7841 symbol_alias_set_t, symbol_alias_set_destroy,
7842 symbol_alias_set_contains, propagate_aliases_backward): Remove.
7843 * toplev.c (compile_file): Do not call finish_aliases_2
7844 * cgraphunit.c (cgraph_process_new_functions): Do not call
7846 (handle_alias_pairs): Output diagnostics about aliases to externals.
7847 (assemble_thunks_and_aliases): Use do_assemble_alias.
7848 (output_weakrefs): Likewise.
7849 (finalize_compilation_unit): Do not call finish_aliases_1.
7850 * ipa.c (symtab_remove_unreachable_nodes): De not call
7851 remove_unreachable_alias_pairs.
7852 * varasm.c (do_assemble_alias): Export.
7853 (symbol_alias_set_create, symbol_alias_set_destroy,
7854 symbol_alias_set_contains, symbol_alias_set_insert,
7855 propagate_aliases_forward, propagate_aliases_backward,
7856 propagate_aliases_backward, trivially_visible_alias,
7857 trivially_defined_alias, remove_unreachable_alias_pairs,
7858 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
7859 * output.h (do_assemble_alias): Declare.
7860 * varpool.c (varpool_remove_unreferenced_decls): Do not call
7863 2012-05-23 Martin Jambor <mjambor@suse.cz>
7865 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
7867 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
7869 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
7871 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
7872 (iterative_hash_gimple_type): Adjust comment.
7873 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
7874 domain for an array type instead of the domain type itself.
7876 2012-05-23 Richard Guenther <rguenther@suse.de>
7878 PR tree-optimization/53438
7879 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
7881 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
7884 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
7885 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
7888 2012-05-23 Richard Guenther <rguenther@suse.de>
7890 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
7891 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
7892 via the global_unused_vars bitmap.
7893 (remove_unused_locals): Handle global vars in local-decls via
7894 a global_unused_vars bitmap instead of the used flag in the
7895 var annotation. Simplify global variable handling and removal.
7897 2012-05-22 Jan Hubicka <jh@suse.cz>
7900 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
7901 from other partitions.
7903 2012-05-22 Jan Hubicka <jh@suse.cz>
7906 * symtab.c (symtab_register_node): Fix ordering issue.
7908 2012-05-22 Steven Drake <sbd@NetBSD.org>
7910 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
7912 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
7914 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7915 Use strip_name_encoding target hook.
7917 2012-05-22 Richard Guenther <rguenther@suse.de>
7919 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
7920 (init_function_for_compilation): Remove.
7921 * tree-dfa.c (find_vars_r): Take struct function argument.
7922 (find_referenced_vars_in): Adjust.
7923 * tree-ssa-operands.c (clobber_stats): Remove.
7924 (create_vop_var): Take struct function argument. Mark
7925 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
7926 (init_ssa_operands): Take struct function argument.
7927 (fini_ssa_operands): Do not dump dead stats.
7928 * tree-ssa-operands.h (init_ssa_operands): Take struct function
7930 * cgraphunit.c (init_lowered_empty_function): Adjust.
7931 * lto-streamer-in.c (input_cfg): Likewise.
7932 * tree-inline.c (initialize_cfun): Likewise.
7933 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
7934 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
7935 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
7936 virtual operands are not registers.
7938 2012-05-22 Richard Guenther <rguenther@suse.de>
7940 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
7942 2012-05-22 Richard Guenther <rguenther@suse.de>
7945 * tree-inline.c (setup_one_parameter): Create a dummy init
7946 statement for unused parameters when not optimizing.
7948 2012-05-22 Richard Guenther <rguenther@suse.de>
7950 * tree-flow.h (add_referenced_var_1): Declare.
7951 (add_referenced_var): Define.
7952 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
7953 (add_referenced_var): Rename to ...
7954 (add_referenced_var_1): ... this. Take struct function argument.
7956 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7959 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
7960 * config/arm/arm.c (arm_validize_comparison): Define.
7961 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
7962 arm_validize_comparison.
7963 ("cbranchdi4"): Likewise.
7964 ("cstoredi4"): Likewise.
7965 ("movsicc"): Likewise.
7966 ("movsfcc"): Likewise.
7967 ("movdfcc"): Likewise.
7969 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
7971 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
7972 the mw_reg_pool size.
7974 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
7976 PR tree-optimization/53336
7977 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
7978 non-integer integral types to offset type and vice versa.
7980 2012-05-22 Alan Modra <amodra@gmail.com>
7982 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
7983 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
7984 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
7985 V_SAVE_INLINE): Delete.
7986 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
7987 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
7988 For ELF targets, use out-of-line restores for -Os and any number
7989 of regs if the restore exits, and out-of-line gp save for two or
7990 more regs. Use save_reg_p to test for holes in reg restore set.
7991 Replace "#if" with "if".
7993 2012-05-22 Alan Modra <amodra@gmail.com>
7995 * config/rs6000/rs6000.c (save_reg_p): New function.
7996 (first_reg_to_save, first_fp_reg_to_save): Use it here.
7997 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
7998 (emit_frame_save): Use gen_frame_store.
7999 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
8000 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
8002 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
8003 vrsave, toc, gp and fp restores.
8005 2012-05-22 Alan Modra <amodra@gmail.com>
8007 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
8008 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
8009 Move function pointer variables after forward declarations.
8010 (rs6000_builtin_support_vector_misalignment): Make static.
8011 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
8012 (rs6000_function_value, rs6000_can_eliminate): Likewise.
8014 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
8016 PR rtl-optimization/53373
8017 * caller-save.c (save_call_clobbered_regs): Look into a possible
8018 PARALLEL manually rather than using single_set on a call insn.
8020 2012-05-21 Jakub Jelinek <jakub@redhat.com>
8022 PR tree-optimization/53436
8023 * omp-low.c (omp_build_component_ref): New function.
8024 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
8026 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
8028 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
8030 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
8031 Do not print '.' here. Output operand lossage error for unhandled
8036 <case 'z'>: Hardcode "code" argument into error strings.
8038 <case 'D'>: Merge AVX and non-AVX codes.
8039 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
8040 Update call to put_condition_code.
8042 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
8044 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
8046 (clzsi2): New expander.
8047 (*clzsi2_68k): New insn.
8048 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
8050 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
8052 * gimple.h (gimple_set_in_transaction): Remove.
8053 (gimple_in_transaction): Look in BB instead.
8054 (gimple_statement_base): Remove in_transaction field.
8055 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
8056 * trans-mem.c (compute_transaction_bits): Place transaction bit
8057 information into basic blocks.
8059 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
8061 * expr.c (get_def_for_expr_class): Define only if
8062 HAVE_conditional_move.
8063 (convert_tree_comp_to_rtx): Likewise.
8065 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
8068 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
8070 (ffssi2_no_cmove): Ditto.
8071 (*ffs<mode>_1): Remove insn pattern.
8072 (*tzcnt<mode>_1): New insn pattern.
8073 (*bsf<mode>1): Ditto.
8075 2012-05-21 Richard Guenther <rguenther@suse.de>
8077 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
8078 more referenced vars.
8079 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
8080 flag on variables that have a var-annotation.
8082 2012-05-21 Joseph Myers <joseph@codesourcery.com>
8085 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
8086 from folded operands before wrapping another around the
8087 conditional expression.
8089 2012-05-21 Jakub Jelinek <jakub@redhat.com>
8091 PR tree-optimization/53366
8092 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
8093 tests if complex_numbers == 2, but there are non-complex number loads
8096 PR tree-optimization/53409
8097 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
8098 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
8100 PR tree-optimization/53410
8101 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
8102 instead of build_int_cst (type, 0) where vector types might be
8103 involved. Instead of build_int_cst (type, 1) convert the original
8104 integer_onep argument to the desired type.
8106 2012-05-21 Michael Matz <matz@suse.de>
8108 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
8109 (simplify_test_exp): Handle one more case of distributive law,
8110 decrease cost threshold.
8111 (tests_attr_p, get_attr_order): New functions.
8112 (optimize_attrs): Use topological order, inline only cheap values.
8113 (write_attr_set): Reset our_known_true after some time.
8115 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
8118 * config/i386/i386.c (type_natural_mode): Warn passing SSE
8119 vector argument without SSE enabled changes the ABI.
8121 2012-05-21 Richard Guenther <rguenther@suse.de>
8123 PR tree-optimization/53408
8124 * tree-vect-loop.c (vectorizable_induction): Properly check
8125 the restriction that we cannot handle induction results from
8126 the inner loop outside of the outer loop.
8128 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
8131 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
8132 (UNSPECV_RDRAND): This.
8133 (rdrand<mode>_1): Updated.
8135 2012-05-21 Richard Guenther <rguenther@suse.de>
8137 * tree-loop-distribution.c (can_generate_builtin): Reject
8140 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
8142 * Makefile.in (options.c): Add options.h to included header
8145 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
8147 * tree-parloops.c : Add myself to contributors, update
8148 TODO list, add link to wiki.
8150 2012-05-21 Alan Modra <amodra@gmail.com>
8152 * config/rs6000/predicates.md (input_operand): Don't match
8153 constant pool addresses. Remove label_ref, high and plus from
8154 match_code list. Remove redundant CONSTANT_P test.
8155 (splat_input_operand): Similarly update match_code list.
8156 (small_toc_ref): New predicate.
8157 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
8158 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
8159 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
8160 register checks to..
8161 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
8162 generated by create_TOC_reference.
8163 (rs6000_legitimize_address): Update cerate_TOC_reference call.
8164 (rs6000_delegitimize_address): Handle new rtl for toc refs.
8165 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
8166 (use_toc_relative_ref): New function, split out from..
8167 (rs6000_emit_move): ..here. Remove redundant tests. Update
8168 create_TOC_reference calls.
8169 (rs6000_legitimize_reload_address): Formatting. Handle splitting
8170 of medium/large model toc addresses. Use use_toc_relative_ref.
8171 (print_operand): Formatting, style. Adjust for toc changes.
8172 (print_operand_address): Likewise.
8173 (rs6000_output_addr_const_extra): Likewise.
8174 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
8175 than a PLUS. Use this formulation for both high and low part
8176 of -mcmodel=medium/large toc reference too. Before reload,
8177 always use the small model formulation.
8178 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
8179 a PLUS in high part of addresses here.
8180 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
8181 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
8182 (largetoc_high, largetoc_low): Move earlier. Cope when no
8184 (largetoc_high_plus): New insn.
8185 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
8186 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
8187 (tocref): ..instead do so here, new insn and split.
8189 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
8191 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8192 RDRND, F16C and FSGSBASE.
8194 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8196 PR rtl-optimzation/53373
8197 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
8198 call pattern. Update split patterns.
8199 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
8200 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
8202 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
8204 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
8207 2012-05-18 Jan Hubicka <jh@suse.cz>
8209 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
8210 (cgraph_process_new_functions): Process also aliases.
8211 * lto-streamer-out.c (struct sets): Remove.
8212 (trivally_defined_alias): Remove.
8213 (output_alias_pair_p): Remove.
8214 (output_unreferenced_globals): Remove.
8215 (produce_symtab); Do not handle alias pairs.
8216 (produce_asm_for_decls): Likewise.
8217 * lto-streamer-in.c (input_alias_pairs): Remove.
8218 (lto_read_body): Do not input alias pairs.
8219 (lto_input_constructors_and_inits): Remove.
8221 2012-05-18 Jan Hubicka <jh@suse.cz>
8223 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
8226 2012-05-18 Jan Hubicka <jh@suse.cz>
8228 * cgraphbuild.c (record_reference): Update.
8229 * lto-cgraph.c (lto_output_varpool_node): External vars
8230 are not in other partition even if they are not output
8231 in current partition.
8232 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
8234 (canonicalize_constructor_val): Take FROM_DECL argument.
8235 (fold_ctor_reference, fold_string_cst_ctor_reference,
8236 fold_array_ctor_reference, fold_nonarray_ctor_reference,
8237 fold_ctor_reference): Likewise.
8238 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
8239 * gimple.h (gimple_fold_builtin): Likewise.
8241 2012-05-18 Olivier Hainque <hainque@adacore.com>
8243 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
8244 $(libsubdir) as libexecsubdir.
8246 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8248 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
8249 relied on signed overflow behavior.
8251 2012-05-18 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/53346
8254 * tree-loop-distribution.c (ldist_gen): Make sure to apply
8255 builtin transform even when only a single partition with
8256 all reads/writes exists.
8258 2012-05-18 Richard Guenther <rguenther@suse.de>
8260 PR tree-optimization/53390
8261 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
8264 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8266 * tree-ssa-reassoc.c (bip_map): Remove decl.
8267 (completely_remove_stmt): Remove function.
8268 (remove_def_if_absorbed_call): Remove function.
8269 (remove_visited_stmt_chain): Remove __builtin_powi handling.
8270 (possibly_move_powi): Remove function.
8271 (rewrite_expr_tree): Remove calls to possibly_move_powi.
8272 (rewrite_expr_tree_parallel): Likewise.
8273 (attempt_builtin_powi): Build multiplies explicitly rather than
8274 relying on the ops vector and rank system.
8275 (transform_stmt_to_copy): New function.
8276 (transform_stmt_to_multiply): Likewise.
8277 (reassociate_bb): Handle leftover operations after __builtin_powi
8278 optimization; build a final multiply if necessary.
8280 2012-05-18 Jan Hubicka <jh@suse.cz>
8282 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
8283 (mark_functions_to_output): Fix sanity check.
8284 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
8286 2012-05-18 Richard Guenther <rguenther@suse.de>
8288 * tree-flow.h (mark_symbols_for_renaming): Remove.
8289 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
8290 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
8291 (copy_debug_stmt): Likewise.
8292 (expand_call_inline): Likewise.
8293 (declare_return_variable): Mark the return variable for renaming
8296 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
8298 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
8300 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
8301 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
8302 (ashrdi3,lshrdi3): Likewise.
8303 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
8305 2012-05-18 Meador Inge <meadori@codesourcery.com>
8307 PR rtl-optimization/53352
8308 * cse.c (equiv_constant): Ignore paradoxical subregs.
8310 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
8312 PR rtl-optimization/53125
8313 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
8314 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
8315 die in the basic block. Correctly top off REG_FREQ and
8316 REG_FREQ_CALLS_CROSSED.
8318 (regstat_compute_ri): Allocate and free local_live_last_luid.
8320 (regstat_bb_compute_calls_crossed): Correctly top off
8321 REG_FREQ_CALLS_CROSSED.
8323 2012-05-17 Jan Hubicka <jh@suse.cz>
8325 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
8326 constructor over decl without.
8327 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
8328 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
8329 * cgraphunit.c (process_function_and_variable_attributes): Finalize
8331 (mark_functions_to_output): Also accept bodies for functions with
8333 (output_in_order): Skip external vars.
8334 * lto-cgraph.c (lto_output_node): External functions are never in other
8336 (lto_output_varpool_node): Likewise.
8337 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
8338 forgotten initializers.
8339 * ipa.c (process_references): Handle external vars.
8340 (symtab_remove_unreachable_nodes): Update to handle external vars.
8341 (varpool_externally_visible_p): External vars are externally visible.
8342 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
8343 * varpool.c (varpool_remove_node): Remove constructor.
8344 (decide_is_variable_needed): Handle externals.
8345 (varpool_remove_unreferenced_decls): Likewise.
8347 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8349 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
8350 (enable_warning_as_error): Do not special case Wuninitialized.
8351 * optc-gen.awk: Add sanity checks.
8353 2012-05-17 Jan Hubicka <jh@suse.cz>
8355 * ipa-reference.c (is_proper_for_analysis): Do not check flags
8356 that might change as result of global optimization.
8357 (analyze_function): Do not check analyzed and externally_visible
8358 flags; be happy about address dereferences.
8359 (propagate): Prune all_module_statics so it really contains just
8360 statics; prune all the local summaries.
8361 (ipa_reference_write_optimization_summary): Simplify.
8363 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
8365 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
8366 * config/m68k/m68k-tables.opt: Regenerated.
8367 * doc/invoke.texi (M680x0 Options): Document.
8369 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
8370 Patrick Marlier <patrick.marlier@gmail.com>
8372 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
8375 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
8377 * configure: Regenerated.
8379 2012-05-16 Andrew Pinski <apinski@cavium.com>
8381 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
8384 2012-05-16 David S. Miller <davem@davemloft.net>
8386 * jump.c (delete_related_insns): If we remove a CALL, make sure
8387 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
8389 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8391 PR tree-optimization/53217
8392 * tree-ssa-reassoc.c (bip_map): New static variable.
8393 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
8394 (attempt_builtin_powi): Save feeding multiplies on a stack.
8395 (reassociate_bb): Create and destroy bip_map.
8397 2012-05-16 Olivier Hainque <hainque@adacore.com>
8399 * Makefile.in (install-no-fixedincludes): New target, former toplevel
8400 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
8401 Add comments and improve stamp preservation across the whole sequence.
8402 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
8404 2012-05-16 Richard Guenther <rguenther@suse.de>
8406 * tree-inline.c (insert_init_stmt): Do not call
8407 mark_symbols_for_renaming.
8408 (setup_one_parameter): Avoid initializing unused parameters.
8409 (declare_return_variable): Properly handle DECL_BY_REFERENCE
8410 return vars in SSA form.
8412 2012-05-16 Richard Guenther <rguenther@suse.de>
8414 * tree-flow.h (get_virtual_var): Remove.
8415 * tree-dfa.c (get_virtual_var): Likewise.
8417 2012-05-16 Richard Guenther <rguenther@suse.de>
8419 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
8420 Remove set-only bitmap of new names.
8421 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
8423 * tree-flow.h (ssa_names_to_replace): Remove.
8424 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
8426 2012-05-16 Richard Guenther <rguenther@suse.de>
8428 PR tree-optimization/53364
8429 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
8430 detect a view-conversion of the decl.
8432 2012-05-16 Dodji Seketeli <dodji@redhat.com>
8434 PR preprocessor/7263
8435 * c-tree.h (enum c_declspec_word): Declare new enum.
8436 (struct c_declspecs::locations): New member.
8437 (declspecs_add_qual, declspecs_add_scspec)
8438 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
8440 * c-decl.c (build_null_declspecs): Initialize the new struct
8441 c_declspecs::locations member.
8442 (declspecs_add_addrspace): Take a location parameter for the
8443 address space. Store it onto declaration specifiers.
8444 (declspecs_add_qual): Likewise, take a location parameter for the
8446 (declspecs_add_type): Likewise, take a location parameter for the
8448 (declspecs_add_scspec): Likewise, take a location parameter for
8449 the storage class specifier.
8450 (declspecs_add_attrs): Likewise, take a location parameter for the
8452 (declspecs_add_alignas): Likewise, take a location parameter for
8454 (finish_declspecs): For diagnostics, use the location of the
8455 relevant declspec, instead of the global input_location.
8456 * c-parser.c (c_parser_parameter_declaration): Pass the precise
8457 virtual location of the declspec to the declspecs-setters.
8458 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
8461 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
8463 * configure.ac: Stack protector enabling for Android targets.
8464 * configure: Regenerate.
8466 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8468 * ira.c (pseudo_move_insn): Delete.
8469 (find_moveable_pseudos): Don't set it.
8470 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
8471 the definitions of the original pseudo. Delete all of them.
8473 2012-05-16 Olivier Hainque <hainque@adacore.com>
8475 * config/rs6000/rs6000-opts.h (enum processor_type): Add
8477 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
8478 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
8479 * config/rs6000/8540.md: indicate that the units/patterns apply to
8482 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
8483 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
8484 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
8485 related flags, check that what is queried is supported by the selected
8486 configuration. Rework the single/double_float and MASK_STRING resets to
8487 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
8488 costs for PROCESSOR_PPC8548 as well.
8489 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
8490 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
8491 statement instead of a sequence of ifs.
8493 * config/rs6000/rs6000.h (TARGET_E500): Remove.
8494 (TARGET_NO_LWSYNC): Adjust accordingly.
8495 * config/rs6000/e500.h (TARGET_E500): Remove.
8496 (CHECK_E500_OPTIONS): Adjust accordingly.
8497 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
8498 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
8499 * config/rs6000/linuxspe.h: Likewise.
8500 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
8501 superfluous comments.
8502 * config/rs6000/e500-double.h: Remove.
8504 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
8505 default to with_cpu=8548 if --enable-e500-double, and to 8540
8507 (set misc flags section): For powerpc*|rs6000*, remove inclusion
8508 of e500-double.h for --enable-e500-double.
8510 2012-05-16 Olivier Hainque <hainque@adacore.com>
8512 * Makefile.in (s-header-vars): Resort to -n instead of trailing
8513 -e d in sed invocation.
8515 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
8517 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
8519 * doc/tm.texi: Regenerate.
8521 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
8523 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
8525 2012-05-15 Jakub Jelinek <jakub@redhat.com>
8528 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
8529 that operands[2] is either immediate, or q_regs_operand.
8531 2012-05-15 Richard Guenther <rguenther@suse.de>
8533 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
8534 (assemble_thunk): Likewise. Manually rename and register
8537 2012-05-15 Richard Guenther <rguenther@suse.de>
8539 PR tree-optimization/53355
8540 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
8543 2012-05-15 Tristan Gingold <gingold@adacore.com>
8545 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
8547 2012-05-15 Richard Guenther <rguenther@suse.de>
8549 * gimple.c (gimple_set_modified): Move ...
8550 * gimple.h (gimple_set_modified): ... here.
8552 2012-05-15 Tristan Gingold <gingold@adacore.com>
8554 * ira-color.c (move_spill_restore): Add a guard.
8556 2012-05-15 Tristan Gingold <gingold@adacore.com>
8558 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
8561 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
8563 * gimplify.c (gimplify_init_constructor): Do a block move for very
8564 small objects as well.
8566 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
8568 * ira.c (find_moveable_pseudos): Skip registers whose
8569 DF_REG_EQ_USE_COUNT is nonzero.
8571 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8573 * doc/md.texi (fma): Define to only be applicable for single rounding.
8575 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
8578 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
8579 generate target register for "load" class builtins.
8582 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
8585 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
8586 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
8587 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
8588 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
8589 (<sse>_movu<ssemodesuffix>): New expander.
8590 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
8591 (avx_movdqu<avxmodesuffix>): New expander.
8592 (*sse2_movdqu): Rename from sse2_movdqu.
8593 (sse2_movdqu): New expander.
8595 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
8598 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
8599 (canonicalize_perm): ... new function.
8600 (expand_vec_perm_2vperm2f128_vshuf): New function.
8601 (ix86_expand_vec_perm_const_1): Call it.
8603 2012-05-14 Andrew Pinski <apinski@cavium.com>
8604 H.J. Lu <hongjiu.lu@intel.com>
8605 Jakub Jelinek <jakub@redhat.com>
8608 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
8611 2012-05-14 Jakub Jelinek <jakub@redhat.com>
8613 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
8614 lineno 1 the same as lineno 0 before first start file directive.
8615 (optimize_macinfo_range): Likewise.
8617 * dwarf2out.c (have_macinfo): Define.
8618 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
8619 attribute, don't force empty compilation unit and don't emit any
8620 .debug_macinfo/.debug_macro section if macinfo_table is empty.
8622 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
8625 * config/avr/avr.c (avr_const_address_lo16): Remove.
8626 (avr_assemble_integer): Print ".byte lo8(x)",
8627 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
8628 .warning if 3-byte address is assembled.
8629 * doc/extend.texi (AVR Named Address Spaces): Document that
8630 binutils 2.23 is needed to assemble 3-byte addresses.
8632 2012-05-14 Richard Guenther <rguenther@suse.de>
8634 * tree-vect-data-refs.c (vect_setup_realignment): Remove
8635 call to mark_symbols_for_renaming.
8636 (vect_permute_load_chain): Likewise.
8637 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
8638 instead of calling mark_symbols_for_renaming.
8639 * tree-vect-stmts.c (read_vector_array): Remove call to
8640 mark_symbols_for_renaming.
8641 (write_vector_array): Likewise.
8642 (vectorizable_call): Likewise.
8643 (vectorizable_store): Likewise.
8644 (vectorizable_load): Likewise.
8645 * matrix-reorg.c (transform_allocation_sites): Likewise.
8646 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
8647 (create_expression_by_pieces): Likewise.
8649 2012-05-14 Richard Guenther <rguenther@suse.de>
8651 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
8652 of statements for renaming.
8653 (force_gimple_operand_1): Likewise, consistently for both
8654 calls to force_gimple_operand and force_gimple_operand_gsi.
8656 2012-05-14 Richard Guenther <rguenther@suse.de>
8658 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
8659 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
8661 (expand_omp_for): Likewise.
8662 (expand_omp_for_generic): Adjust conditional add to referenced vars.
8663 Use make_rename_temp for temporaries that should be rewritten into
8665 (expand_omp_for_static_nochunk): Likewise.
8666 (expand_omp_atomic_pipeline): Likewise.
8668 2012-05-14 Richard Guenther <rguenther@suse.de>
8670 PR tree-optimization/53331
8671 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
8673 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
8675 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
8678 * doc/options.texi: (LangEnabledBy): Document it.
8679 * optc-gen.awk: Handle LangEnabledBy.
8680 * opth-gen.awk: Generate declaration for lang-specific functions.
8681 * opt-read.awk: Record lang numbers.
8682 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
8683 (lang_sanitized_name): New.
8685 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
8687 * attribs.c (decl_attributes): Avoid emitting a warning if
8689 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
8690 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
8691 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
8692 define a string "1".
8693 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
8694 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
8695 BUILT_IN_STRCPY): Use it for these functions.
8696 * postreload.c (reload_combine): Deal with SETs inside
8697 CALL_INSN_FUNCTION_USAGE.
8698 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
8699 Look for REG_RETURNED notes and use a cheap restore if possible.
8700 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
8701 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
8702 * ira-build.c (ira_create_allocno, create_cap_allocno,
8703 propagate_allocno_info, propagate_some_info_from_allocno,
8704 copy_info_to_removed_store_destination, ira_flattening): Handle it.
8705 * ira-lives.c (pseudo_regno_single_word_and_live_p,
8706 find_call_crossed_cheap_reg): New static functions.
8707 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
8708 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
8709 a REG_RETURNED note in that case.
8710 * ira.c (setup_reg_renumber): Change assert to allow cases where
8711 allocnos only cross calls for which they are cheap to restore.
8712 * ira-costs.c (ira_tune_allocno_costs): Compare
8713 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
8715 * reg-notes.def (REG_RETURNED): New note.
8716 * cse.c (cse_insn): Likewise.
8717 * sched-deps.c (sched_analyze_insn): Likewise.
8718 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
8719 * calls.c (decl_return_flags): New static function.
8720 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
8721 functions that return one of their arguments.
8722 * regcprop.c (struct kill_set_value_data): New.
8723 (kill_set_value): Interpret data as a pointer to such a struct.
8724 Do nothing if the caller wants the register to be ignored.
8725 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
8727 2012-05-14 Richard Guenther <rguenther@suse.de>
8729 PR tree-optimization/53340
8730 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
8732 2012-05-14 Richard Guenther <rguenther@suse.de>
8734 * gimplify.c (gimplify_expr): Remove odd code.
8736 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
8738 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
8739 into a PLUS_EXPR byte offset.
8741 * tree-ssa-pre.c (can_value_number_call): Delete.
8742 (compute_avail): Skip all statements with side effects.
8743 <GIMPLE_CALL>: Skip calls to internal functions.
8745 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
8747 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
8749 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8751 * common.opt (Wtype-limits): Use EnabledBy.
8753 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8755 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
8756 (pushtf splitter): Ditto.
8758 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
8759 (<code>tf2): Enable for TARGET_SSE.
8760 (*absnegtf2_sse): Ditto.
8761 (copysign<mode>3): Enable TFmode for TARGET_SSE.
8762 (copysign<mode>3_const): Ditto.
8763 (copysign<mode>3_var): Ditto.
8764 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
8765 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
8766 (*<code>tf3): Ditto.
8767 * config/i386/i386.c (struct builtin_description bdesc_args)
8768 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
8769 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
8770 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
8771 Emit a normal call if SSE isn't available.
8773 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8775 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
8776 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8777 (<code><mode>3): Ditto.
8778 (*andnot<mode>3): Ditto.
8779 (*andnottf3): Ditto.
8780 (*<code><mode>3): Ditto.
8783 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8785 * optc-gen.awk: Error instead of warning for conflicting help.
8787 2012-05-12 Jason Merrill <jason@redhat.com>
8790 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
8793 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
8795 * function.c (requires_stack_frame_p): If the function can throw
8796 non-call exceptions, return true if the insn can throw internally.
8798 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
8800 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
8802 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
8804 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
8805 ORDERED and UNORDERED conditions.
8807 2012-05-11 Richard Guenther <rguenther@suse.de>
8809 * tree-flow.h (referenced_var_check_and_insert): Remove.
8810 (find_new_referenced_vars): Likewise.
8811 * tree-dfa.c (referenced_var_check_and_insert): Make static.
8812 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
8813 * tree-inline.c (copy_bb): Use find_referenced_vars_in
8814 instead of find_new_referenced_vars.
8815 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
8817 2012-05-11 Richard Guenther <rguenther@suse.de>
8819 * tree-pass.h (pass_rest_of_compilation,
8820 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
8822 * passes.c (pass_all_optimizations, pass_postreload,
8823 pass_all_early_optimizations): Make static.
8824 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
8825 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
8826 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
8827 (delete_tree_ssa): Do not call fini_phinodes.
8828 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
8830 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8833 * doc/options.texi (EnabledBy): Document
8834 * opts.c: Include opts.h and options.h before tm.h.
8835 (finish_options): Do not handle some sub-options here...
8836 (common_handle_option): ... instead call common_handle_option_auto
8838 * optc-gen.awk: Handle EnabledBy.
8839 * opth-gen.awk: Declare common_handle_option_auto.
8840 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
8841 (Wmaybe-uninitialized): Likewise.
8842 (Wunused-but-set-variable): Likewise.
8843 (Wunused-function): Likewise.
8844 (Wunused-label): Likewise.
8845 (Wunused-value): Likewise.
8846 (Wunused-variable): Likewise.
8847 * opt-read.awk: Create opt_numbers array.
8849 2012-05-11 Richard Guenther <rguenther@suse.de>
8851 PR tree-optimization/53295
8852 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
8854 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
8855 strides when analyzing data-references in a loop context.
8856 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
8857 non-constant strides for now.
8858 (vect_enhance_data_refs_alignment): Ignore data references
8859 that are strided loads.
8860 (vect_analyze_data_ref_access): Handle non-constant strides.
8861 (vect_check_strided_load): Verify the data-reference is a load.
8862 (vect_analyze_data_refs): Restructure to make strided load
8863 support not dependent on gather support.
8864 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
8865 when doing strided or gather loads.
8866 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
8867 integer_zerop to compare stride with zero.
8869 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
8871 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
8873 2012-05-11 Jan Hubicka <jh@suse.cz>
8876 * varpool.c (varpool_assemble_decl): Also output constat pool entries
8877 that output_constant_pool missed.
8879 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
8881 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
8882 MULTILIB_EXTRA_OPTS.
8884 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8887 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
8889 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8891 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
8892 optimization for TARGET_AVX.
8893 (*movti_internal_sse): Ditto.
8894 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8895 (*movdi_internal): Ditto.
8896 (*movsi_internal): Ditto.
8897 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
8898 (*movdf_internal_rex64): Ditto.
8899 (*movfd_internal): Ditto.
8900 (*movsf_internal): Ditto.
8901 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
8903 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8905 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
8906 reference as size attribute.
8908 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8909 Tristan Gingold <gingold@adacore.com>
8911 * doc/md.texi (Standard Names): Document probe_stack_address.
8912 * explow.c (emit_stack_probe): Handle probe_stack_address.
8913 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
8914 (UNSPECV_PROBE_STACK_RANGE): Likewise.
8915 (probe_stack_address): New insn.
8916 (probe_stack_range): Likewise.
8917 * config/ia64/ia64.c: Include common/common-target.h.
8918 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
8919 checking is enabled.
8920 (ia64_emit_probe_stack_range): New function.
8921 (output_probe_stack_range): Likewise.
8922 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
8923 builtin stack checking is enabled.
8924 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
8925 and UNSPECV_PROBE_STACK_ADDRESS.
8926 (unknown_for_bundling_p): New predicate.
8927 (group_barrier_needed): Use important_for_bundling_p.
8928 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
8929 (issue_nops_and_insn): Likewise.
8930 (bundling): Likewise.
8931 (final_emit_insn_group_barriers): Likewise.
8932 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
8933 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
8934 (STACK_CHECK_PROTECT): Likewise.
8935 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8937 2012-05-10 Jan Hubicka <jh@suse.cz>
8939 * ipa-inline.c (update_all_callee_keys): Remove.
8940 (inline_small_functions): Simplify priority updating.
8942 2012-05-10 Jan Hubicka <jh@suse.cz>
8944 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
8946 2012-05-10 Jan Hubicka <jh@suse.cz>
8948 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
8949 (symtab_remove_unreachable_nodes): ... this one.
8950 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
8951 * cgraphunit.c (ipa_passes): Update.
8952 * cgraphclones.c (cgraph_materialize_all_clones): Update.
8953 * cgraph.c (cgraph_release_function_body): Only turn initial
8954 into error mark when initial was previously set.
8955 * ipa-inline.c (ipa_inline): Update.
8956 * ipa.c: Include ipa-inline.h
8957 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
8958 (enqueue_node): New function.
8959 (process_references): Update.
8960 (symtab_remove_unreachable_nodes): Cleanup.
8961 * passes.c (execute_todo, execute_one_pass): Update.
8963 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
8965 PR rtl-optimization/53125
8966 * ira.c (ira): Call find_moveable_pseudos and
8967 move_unallocated_pseudos if only ira_conflicts_p is true.
8969 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
8971 * config/i386/i386.md (*movoi_internal_avx): Handle
8972 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
8973 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8974 (*movti_internal_sse): Ditto.
8975 (*movtf_internal): Ditto.
8976 * config/i386/sse.md (ssePSmode): New mode attribute.
8977 (*move<mode>_internal): Use ssePSmode.
8978 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
8979 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
8980 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
8981 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
8983 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8985 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
8986 DECL_ORIGINAL_TYPE if it is present.
8988 2012-05-10 Nick Clifton <nickc@redhat.com>
8991 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
8992 a "0" constraint to being a (match_dup 0).
8994 2012-05-10 Richard Guenther <rguenther@suse.de>
8996 * stor-layout.c (byte_from_pos): Amend comment.
8998 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9000 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
9001 Document requirement to call in constructors.
9003 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
9005 2012-05-10 Richard Guenther <rguenther@suse.de>
9007 * tree.h (TYPE_IS_SIZETYPE): Remove.
9008 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
9009 (extract_muldiv_1): Likewise.
9010 * gimple.c (gtc_visit): Likewise.
9011 (gimple_types_compatible_p): Likewise.
9012 (iterative_hash_canonical_type): Likewise.
9013 (gimple_canonical_types_compatible_p): Likewise.
9014 * gimplify.c (gimplify_one_sizepos): Likewise.
9015 * print-tree.c (print_node): Likewise.
9016 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
9018 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9021 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
9022 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
9023 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
9024 instead of xop_mulv2div2di3_low.
9025 (xop_p<macs>dql): Fix vec_select selector.
9026 (xop_p<macs>dqh): Ditto.
9027 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
9028 (xop_mulv2div2di3_high): Ditto.
9030 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
9033 * diagnostic.h (diagnostic_context): Add last_location.
9034 * diagnostic.c (diagnostic_initialize): Initialize it.
9035 (diagnostic_show_locus): Use it.
9037 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
9039 * doc/extend.texi (Function Attributes): Point xref to section
9042 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9044 * config/i386/i386.c (*movdf_internal_rex64): Remove
9045 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
9046 Calculate "mode" attribute according to
9047 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
9048 (*movdf_internal): Ditto.
9050 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9053 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
9054 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
9055 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
9056 or when optimizing for size.
9057 * config/i386/sse.md (*mov<mode>_internal): Remove
9058 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
9059 Calculate "mode" attribute according to optimize_function_for_size_p
9060 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
9061 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
9062 depending on the mode of the instruction. Calculate "mode" attribute
9063 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
9064 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
9065 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
9067 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
9070 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
9071 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
9072 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
9073 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
9074 (expand_prologue): Move initialization of cfun->machine->is_naked,
9075 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
9076 (avr_set_current_function): ...this new static function.
9077 (TARGET_SET_CURRENT_FUNCTION): New define.
9078 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
9079 checking attributes of current_function_decl.
9080 (avr_regs_to_save): Ditto.
9081 (signal_function_p): Rename to avr_signal_function_p.
9082 (interrupt_function_p): Rename to avr_interrupt_function_p.
9084 * doc/extend.texi (Function Attributes): Better explanation of
9085 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
9088 2012-05-09 Michael Matz <matz@suse.de>
9090 PR tree-optimization/53185
9091 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
9092 peeling when we see strided loads.
9094 2012-05-09 Matthias Klose <doko@ubuntu.com>
9096 * gcc-ar.c (main): Don't check for execute bits for the plugin.
9098 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9100 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
9101 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
9102 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
9103 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
9104 (USE_LOAD_POST_INCREMENT): Define.
9105 (USE_LOAD_PRE_INCREMENT): Define.
9106 (USE_LOAD_POST_DECREMENT): Define.
9107 (USE_LOAD_PRE_DECREMENT): Define.
9108 (USE_STORE_PRE_DECREMENT): Define.
9109 (USE_STORE_PRE_INCREMENT): Define.
9110 (USE_STORE_POST_DECREMENT): Define.
9111 (USE_STORE_POST_INCREMENT): Define.
9112 (arm_auto_incmodes): Add enumeration.
9113 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
9114 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
9116 2012-05-09 Jakub Jelinek <jakub@redhat.com>
9118 PR tree-optimization/53226
9119 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
9120 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
9121 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
9122 doesn't need to be revisited, look for earliest stmt with
9123 !gimple_plf (stmt, GF_PLF_1) if something changed.
9125 2012-05-09 Terry Guo <terry.guo@arm.com>
9127 * genmultilib: Update copyright dates.
9128 * doc/fragments.texi: Ditto.
9130 2012-05-09 Terry Guo <terry.guo@arm.com>
9132 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
9133 * genmultilib (MULTILIB_REQUIRED): New.
9134 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
9136 2012-05-09 Richard Guenther <rguenther@suse.de>
9138 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
9139 (vect_do_peeling_for_loop_bound): Likewise.
9140 (vect_do_peeling_for_alignment): Likewise.
9141 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
9142 (vect_do_peeling_for_loop_bound): Get check_profitability and
9143 threshold as parameters.
9144 (vect_do_peeling_for_alignment): Likewise.
9145 (vect_loop_versioning): Likewise.
9146 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
9147 and threshold here. Control where to put the check here.
9149 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
9152 * dwarf2out.h (get_address_mode): Move declaration to...
9154 * dwarf2out.c (get_address_mode): Move definition to...
9155 * rtlanal.c: ...here.
9156 * var-tracking.c (get_address_mode): Delete.
9157 * combine.c (find_split_point): Use get_address_mode instead of
9158 targetm.addr_space.address_mode.
9159 * cselib.c (cselib_record_sets): Likewise.
9160 * dse.c (canon_address, record_store): Likewise.
9161 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
9162 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
9163 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
9164 (expand_expr_real_1): Likewise.
9165 * ifcvt.c (noce_try_cmove_arith): Likewise.
9166 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
9167 * reload.c (find_reloads): Likewise.
9168 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
9169 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
9171 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
9173 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
9174 information from the instruction produced.
9176 2012-05-09 Richard Guenther <rguenther@suse.de>
9178 * stor-layout.c (bit_from_pos): Document.
9179 (byte_from_pos): Likewise. Optimize.
9180 (pos_from_bit): Likewise.
9181 (normalize_offset): Use pos_from_bit instead of replicating it.
9183 2012-05-09 Alan Modra <amodra@gmail.com>
9186 * config/rs6000/rs6000.c (gen_frame_set): New function.
9187 (gen_frame_load, gen_frame_store): New functions.
9188 (rs6000_savres_rtx): Use the above.
9189 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
9190 Correct mode used for CR2 in save/restore_world patterns.
9191 Don't emit instructions for eh_return frame unwind reg info.
9193 2012-05-08 Jan Hubicka <jh@suse.cz>
9195 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
9197 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
9199 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
9201 (compile_file): Do not output variables.
9202 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
9204 * langhooks.c: Include timevar.h
9205 (write_global_declarations): Finalize compilation unit after wrapup;
9206 set timevars correctly.
9207 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
9208 not to be added to varpool.
9209 * varpool.c (varpool_assemble_decl): Sanity check that we are called
9210 only on cases where it makes sense; skip constant pool and value expr
9213 2012-05-08 David S. Miller <davem@davemloft.net>
9215 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
9216 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
9217 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
9219 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
9221 PR rtl-optimization/53278
9222 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
9223 speed_p code from earlier patch.
9225 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9228 * config/sh/sh.md (*branch_true, *branch_false): New insns.
9230 2012-05-08 Teresa Johnson <tejohnson@google.com>
9232 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
9233 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
9235 2012-05-08 Jan Hubicka <jh@suse.cz>
9237 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
9238 (cgraph_create_node_1): Rename to ...
9239 (cgraph_create_empty_node): ... this one; export.
9240 (cgraph_create_node): Update.
9241 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
9242 (cgraph_create_edge_including_clones): Likewise.
9243 (cgraph_find_replacement_node): Likewise.
9244 (cgraph_clone_edge): Likewise.
9245 (cgraph_clone_node): Likewise.
9246 (clone_function_name): Likewise.
9247 (cgraph_create_virtual_clone): Likewise.
9248 (cgraph_remove_node_and_inline_clones): Likewise.
9249 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
9250 * cgraph.h: Reorder declarations so they match file of origin.
9251 (cgraph_create_empty_node): Declare.
9252 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
9253 (cgraph_copy_node_for_versioning): Likewise.
9254 (cgraph_function_versioning): Likewise.
9255 (cgraph_materialize_clone): Likewise.
9256 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
9257 (cgraph_materialize_all_clones): Likewise.
9258 * cgraphclones.c: New file.
9259 * Makefile.in: Update for cgraphclones.
9261 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
9264 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
9265 (ix86_rtx_costs): Handle SET.
9267 2012-05-08 Michael Matz <matz@suse.de>
9269 * basic-block.h (struct rtl_bb_info): Remove visited member and
9270 move head_ member to ...
9271 (struct basic_block_def.basic_block_il_dependent): ... the new
9272 member x, replacing but containing old member rtl.
9273 (enum bb_flags): New BB_VISITED flag.
9274 (BB_HEADER, BB_FOOTER): New macros.
9276 * jump.c (mark_all_labels): Adjust.
9277 * cfgcleanup.c (try_optimize_cfg): Adjust.
9278 * cfglayout.c (record_effective_endpoints): Adjust.
9279 (relink_block_chain): Ditto (and don't fiddle with visited).
9280 (fixup_reorder_chain): Adjust.
9281 (fixup_fallthru_exit_predecessor): Ditto.
9282 (cfg_layout_duplicate_bb): Ditto.
9283 * combine.c (update_cfg_for_uncondjump): Adjust.
9284 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
9285 (bb_visited_trace): New accessor.
9286 (mark_bb_visited): Move in front.
9287 (rotate_loop): Use bb_visited_trace.
9288 (find_traces_1_round): Ditto.
9289 (emit_barrier_after): Ditto.
9290 (copy_bb): Ditto, and initialize visited on resize.
9291 (reorder_basic_blocks): Initize visited member.
9292 (duplicate_computed_gotos): Clear bb flags at start, use
9295 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
9296 (rtl_verify_flow_info_1): Ditto.
9297 (cfg_layout_split_block): Ditto.
9298 (cfg_layout_delete_block): Ditto.
9299 (cfg_layout_merge_blocks): Ditto.
9300 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
9302 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
9305 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
9306 when a constant source operand matches an "I" constraint, the "no
9307 CC0 change" applies to a register-destination only, not a
9308 strict_low_part-destination.
9310 2012-05-08 Richard Guenther <rguenther@suse.de>
9312 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
9313 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
9315 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
9317 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
9319 * doc/avr-mmcu.texi: New auto-generated file.
9320 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
9321 to document all valid -mmcu= arguments.
9323 * config/avr/avr.h (arch_info_s): New struct definition.
9324 * config/avr/avr-devices.c (avr_texinfo): New variable.
9325 * config/avr/gen-avr-mmcu-texi.c: New file.
9326 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
9328 2012-05-08 Dehao Chen <dehao@google.com>
9330 * predict.c (find_qualified_ssa_name): New.
9331 (find_ssa_name_in_expr): New.
9332 (find_ssa_name_in_assign_stmt): New.
9333 (is_comparison_with_loop_invariant_p): New.
9334 (is_bound_expr_similar): New.
9335 (predict_iv_comparison): New.
9336 (predict_loops): Add heuristic for loop-nested branches that compare an
9337 induction variable to a loop bound variable.
9338 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
9340 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
9342 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
9343 TARGET_BDVER2 defines where appropriate.
9345 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9347 * configure.ac (PLUGIN_LD): Rename into...
9348 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
9349 * config.in: Regenerate.
9350 * configure: Likewise.
9351 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
9353 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9355 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
9356 computation using the precision of the index type.
9357 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
9358 (fold_array_ctor_reference): Do index computations in the index type.
9360 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
9362 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
9363 down to plus_constant.
9364 (expand_epilogue): Ditto.
9366 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9368 * postreload.c (reload_cse_regs): Make static.
9369 * reload.h (reload_cse_regs): Remove prototype.
9371 2012-05-07 Richard Henderson <rth@redhat.com>
9373 * config/alpha/alpha.md (clear_cache): New pattern.
9375 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9378 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
9379 is folded to a type boundary value, verify that the resulting case
9380 label is still a care range.
9382 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9384 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
9385 only for TARGET_GENERIC, when not optimizing for size.
9386 (*ffs<mode>_1): Ditto.
9388 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9390 * tree-cfg.c (verify_gimple_switch): Tighten checks.
9392 2012-05-07 Jakub Jelinek <jakub@redhat.com>
9394 PR tree-optimization/53239
9395 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
9396 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
9398 2012-05-07 Richard Guenther <rguenther@suse.de>
9400 PR tree-optimization/53195
9401 * tree-inline.c (setup_one_parameter): Properly add referenced
9402 vars from the parameters new known value.
9404 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9406 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
9407 (sched_branch_type): Remove.
9408 (m68k_sched_md_init_global): Don't allocate it.
9409 (m68k_sched_md_finish_global): Don't free it.
9410 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
9411 * config/m68k/m68k.md: Set the type of insns using
9412 m68k_sched_branch_type to bcc directly.
9414 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9416 * config/sol2.c (solaris_override_options): New function.
9417 * config/sol2-protos.h (solaris_override_options): Declare.
9418 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9420 2012-05-07 Richard Guenther <rguenther@suse.de>
9422 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
9423 whether we failed to compute data dependences.
9424 (loop_prefetch_arrays): Fail if we failed.
9426 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9427 Paolo Bonzini <bonzini@gnu.org>
9429 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
9430 Emit bsf when optimizing for size.
9431 (*ffs<mode>_1): Ditto.
9433 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9436 * config/sh/sh.c (sh_rtx_costs): Handle SET.
9438 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
9442 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
9443 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
9445 (*bswapdi2_doubleword): New insn pattern.
9446 (*bswap<mode>2): Rename from *bswap<mode>2_1.
9448 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9450 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
9451 (mips_set_reg_reg_cost): Likewise.
9452 (mips_rtx_costs): Handle SET.
9454 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9456 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
9457 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
9458 to compute the cost of moves. Set the mode of the target register.
9460 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
9462 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
9463 plus_constant function.
9464 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
9465 that the mode is sensible.
9466 (use_anchored_address, round_push, allocate_dynamic_stack_space)
9467 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
9470 * alias.c (canon_rtx): Likewise.
9471 (init_alias_analysis): Likewise.
9472 * builtins.c (expand_builtin_return_addr)
9473 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
9474 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
9475 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
9476 (expand_builtin_stpcpy): Likewise.
9477 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
9478 (compute_argument_addresses, internal_arg_pointer_based_exp)
9479 (expand_call, emit_library_call_value_1): Likewise.
9480 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
9481 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
9482 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
9483 * cse.c (insert_const_anchor, find_reg_offset_for_const)
9484 (use_related_value, fold_rtx): Likewise.
9485 * cselib.c (cselib_subst_to_values): Likewise.
9486 * dse.c (record_store, check_mem_read_rtx): Likewise.
9487 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
9488 * emit-rtl.c (adjust_address_1): Likewise.
9489 * except.c (sjlj_emit_function_enter)
9490 (expand_builtin_extract_return_addr)
9491 (expand_builtin_frob_return_addr): Likewise.
9492 * expmed.c (expand_divmod): Likewise.
9493 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
9494 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
9495 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
9496 * function.c (assign_stack_local_1)
9497 (instantiate_virtual_regs_in_rtx): Likewise.
9498 * optabs.c (prepare_cmp_insn): Likewise.
9499 * recog.c (offsettable_address_addr_space_p): Likewise.
9500 * reload.c (find_reloads_address, form_sum)
9501 (find_reloads_subreg_address): Likewise.
9502 * reload1.c (init_reload, eliminate_regs_1)
9503 (eliminate_regs_in_insn): Likewise.
9504 * simplify-rtx.c (simplify_unary_operation_1)
9505 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
9506 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
9507 (vt_add_function_parameter): Likewise.
9509 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
9510 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
9511 * config/alpha/alpha.c (alpha_legitimize_address_1)
9512 (get_unaligned_address, alpha_expand_unaligned_load)
9513 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
9514 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
9515 (alpha_expand_builtin_establish_vms_condition_handler)
9516 (alpha_setup_incoming_varargs, emit_frame_store_1)
9517 (alpha_expand_prologue, alpha_expand_epilogue)
9518 (alpha_use_linkage): Likewise.
9519 * config/alpha/alpha.md: Likewise.
9521 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
9522 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
9523 (thumb_legitimize_address, arm_gen_load_multiple_1)
9524 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
9525 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
9526 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
9527 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
9528 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
9529 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
9530 (thumb_expand_movmemqi, arm_set_return_address)
9531 (thumb_set_return_address): Likewise.
9532 * config/arm/arm.md: Likewise.
9534 * config/avr/avr.c (avr_incoming_return_addr_rtx)
9535 (avr_prologue_setup_frame, expand_epilogue)
9536 (avr_const_address_lo16): Likewise.
9538 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
9539 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
9540 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
9541 (bfin_output_mi_thunk): Likewise.
9543 * config/c6x/c6x.c (c6x_initialize_trampoline)
9544 (c6x_output_mi_thunk): Likewise.
9546 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
9547 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
9549 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
9550 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
9551 (cris_emit_movem_store, cris_trampoline_init): Likewise.
9552 * config/cris/cris.md: Likewise.
9554 * config/darwin.c (machopic_indirect_data_reference)
9555 (machopic_legitimize_pic_address): Likewise.
9557 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
9558 (epiphany_expand_prologue, epiphany_expand_epilogue)
9559 (epiphany_trampoline_init): Likewise.
9560 * config/epiphany/epiphany.md: Likewise.
9562 * config/fr30/fr30.c (fr30_move_double): Likewise.
9564 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
9565 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
9566 (frv_index_memory, unspec_got_name, frv_find_base_term)
9567 (frv_output_dwarf_dtprel): Likewise.
9569 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
9570 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
9572 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
9573 * config/i386/i386.c (setup_incoming_varargs_64)
9574 (setup_incoming_varargs_ms_64, choose_baseaddr)
9575 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
9576 (ix86_emit_probe_stack_range, ix86_expand_prologue)
9577 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
9578 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
9579 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
9580 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
9581 (x86_output_mi_thunk): Likewise.
9582 * config/i386/i386.md: Likewise.
9584 * config/ia64/ia64.c (ia64_expand_load_address)
9585 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
9586 (do_spill, ia64_trampoline_init): Likewise.
9588 * config/iq2000/iq2000.c (iq2000_va_start)
9589 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
9590 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
9591 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
9593 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
9595 * config/m32c/m32c.c (m32c_return_addr_rtx)
9596 (m32c_expand_insv): Likewise.
9598 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
9599 (m32r_legitimize_pic_address, m32r_print_operand)
9600 (m32r_print_operand_address): Likewise.
9602 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
9603 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
9604 (EH_RETURN_HANDLER_RTX): Likewise.
9605 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
9606 (m68k_expand_epilogue, legitimize_pic_address)
9607 (m68k_output_mi_thunk): Likewise.
9608 * config/m68k/m68k.md: Likewise.
9610 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
9611 (mcore_expand_epilog): Likewise.
9612 * config/mcore/mcore.md: Likewise.
9614 * config/mep/mep.c (mep_allocate_initial_value)
9615 (mep_expand_prologue, mep_expand_epilogue): Likewise.
9617 * config/microblaze/microblaze.c (double_memory_operand)
9618 (microblaze_block_move_loop): Likewise.
9620 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
9621 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
9622 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
9623 (mips_expand_prologue, mips_epilogue_set_cfa)
9624 (mips_expand_epilogue): Likewise.
9625 * config/mips/mips.md: Likewise.
9627 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
9628 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
9630 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
9631 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
9633 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
9634 (EH_RETURN_HANDLER_RTX): Likewise.
9635 * config/moxie/moxie.c (moxie_static_chain): Likewise.
9637 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
9638 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
9639 (pa_return_addr_rtx, hppa_builtin_saveregs)
9640 (pa_trampoline_init): Likewise.
9641 * config/pa/pa.md: Likewise.
9643 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
9645 * config/picochip/picochip.c (picochip_static_chain): Likewise.
9647 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
9648 * config/rs6000/rs6000.c (rs6000_legitimize_address)
9649 (setup_incoming_varargs, print_operand, rs6000_return_addr)
9650 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
9651 (rs6000_emit_epilogue)
9652 (rs6000_machopic_legitimize_pic_address): Likewise.
9654 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
9656 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
9657 (DYNAMIC_CHAIN_ADDRESS): Likewise.
9658 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
9659 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
9660 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
9661 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
9662 (s390_emit_epilogue, s390_function_profiler): Likewise.
9663 * config/s390/s390.md: Likewise.
9665 * config/score/score.c (score_add_offset, score_prologue): Likewise.
9667 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
9668 (sh_output_mi_thunk): Likewise.
9669 * config/sh/sh.md: Likewise.
9671 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
9672 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
9673 * config/sparc/sparc.c (sparc_legitimize_pic_address)
9674 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
9675 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
9676 (emit_and_preserve): Likewise.
9677 * config/sparc/sparc.md: Likewise.
9679 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9680 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
9681 (spu_setup_incoming_varargs, ea_load_store_inline)
9682 (spu_expand_load): Likewise.
9684 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
9685 (combine_bnp): Likewise.
9687 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9688 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
9689 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
9691 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9692 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
9693 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
9695 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
9696 * config/v850/v850.md: Likewise.
9698 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
9699 (EH_RETURN_HANDLER_RTX): Likewise.
9700 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
9701 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
9702 (print_operand_address, vax_trampoline_init): Likewise.
9704 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
9705 (xtensa_function_value_regno_p): Likewise.
9707 2012-05-04 Andrew Pinski <apinski@cavium.com>
9709 * expr.c (get_def_for_expr_class): New function.
9710 (convert_tree_comp_to_rtx): New function.
9711 (expand_cond_expr_using_cmove): New function.
9712 (expand_expr_real_2 <case COND_EXPR>): Call
9713 expand_cond_expr_using_cmove first and return if it succeeds.
9714 Remove the check for HAVE_conditional_move since we should have
9715 already converted it to a conditional move.
9716 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
9717 modes of DImode for 32bits and TImode.
9719 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9722 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
9723 (print_md_ptr_loc, print_c_condition): Use them.
9724 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
9725 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
9726 attr_file, dfa_file, latency_file): New global variables.
9727 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
9728 write_upcase, write_indent, write_length_unit_log, write_test_expr,
9729 write_attr_get, write_insn_cases, write_eligible_delay,
9730 write_const_num_delay_slots): Accept FILE pointer and toss it around.
9732 (write_header, open_outfile, handle_arg): New funcions.
9733 (make_automaton_attrs): Write prototypes as extern to the output
9735 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
9736 names from the command line. Open the output files and write out
9737 internal functions for DFA functions to dfa_file_name, insn latency
9738 functions to latency_file_name, and everything else to attr_file.
9739 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
9740 (BACKEND): Build libbackend first.
9741 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
9742 (.PRECIOUS): Likewise.
9743 (insn-dfatab.o): New rule.
9744 (insn-latencytab.o): New rule.
9745 (simple_rtl_generated_c): Do not include insn-attrtab.c.
9746 (s-attrtab): New rule.
9748 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9750 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
9751 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
9752 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
9753 * reorg.c (get_jump_flags): Do not set the removed flags.
9755 * doc/md.texi (attr_flag): Update for abovementioned changes.
9757 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
9760 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
9761 (TARGET_CMOV): Rename from TARGET_CMOVE.
9762 (TARGET_CMOVE): New define.
9763 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
9764 Do not set TARGET_CMOVE here.
9766 2012-05-04 Dodji Seketeli <dodji@redhat.com>
9768 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
9769 * opts.c (finish_options): Activate -Wunused-local-typedefs if
9770 -Wunused is activated.
9771 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
9773 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9775 * config/s390/s390.md (*movmem_short, *clrmem_short)
9776 (*cmpmem_short): Move the mode check from the insn condition to
9779 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9781 PR tree-optimization/52633
9782 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
9783 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
9784 (vect_recog_over_widening_pattern): Remove handling of code that was
9785 already detected as over-widening pattern. Remove special handling
9786 of "unsigned" cases. Instead, support general case of conversion
9787 of the shift result to another type.
9789 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9791 * tree-vect-patterns.c (vect_single_imm_use): New function.
9792 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
9793 (vect_recog_over_widening_pattern): Likewise.
9794 (vect_recog_widen_shift_pattern): Likewise.
9796 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9798 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
9799 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
9800 (vect_recog_widen_mult_pattern): Likewise.
9801 (vect_operation_fits_smaller_type): Likewise.
9802 (vect_recog_over_widening_pattern): Likewise.
9803 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
9805 2012-05-04 Richard Guenther <rguenther@suse.de>
9808 * lto-wrapper.c (merge_and_complain): Complain about mismatches
9809 of -freg-struct-return and -fpcc-struct-return.
9810 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
9811 from the input file options and ignore those from the link
9814 2012-05-04 Richard Guenther <rguenther@suse.de>
9816 PR tree-optimization/53168
9817 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
9818 memory reads when the result is a constant we can pun.
9820 2012-05-04 Richard Guenther <rguenther@suse.de>
9822 * common.opt (flto-report): Do not mark as Optimization.
9824 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
9827 * recog.c (constrain_operands): If extra constraints are present, also
9828 accept pseudo-registers with equivalent memory locations during reload.
9830 2012-05-04 Olivier Hainque <hainque@adacore.com>
9832 * collect2.c (may_unlink_output_file): New global.
9833 (maybe_unlink): Honor it.
9834 * collect2.h: Add extern for it.
9835 * tlink.c (do_tlink): Set it to true if the link succeeded.
9837 2012-05-04 Olivier Hainque <hainque@adacore.com>
9839 * gcc.c (eval_spec_function): Finalize/restore the current string
9840 obstack state as part of the context push/pop operations.
9842 2012-05-04 Bin Cheng <bin.cheng@arm.com>
9844 PR rtl-optimization/52804
9845 * reload1.c (reload_reg_reaches_end_p): Check whether successor
9846 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
9847 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
9848 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
9849 RELOAD_FOR_OUTADDR_ADDRESS.
9851 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
9854 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
9855 for macro expansion.
9857 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9859 * flags.h (flag_permissive): Do not declare.
9860 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
9862 * toplev.c (flag_permissive): Do not define.
9863 * c-tree.h (system_header_p): Delete unused.
9865 2012-05-03 David S. Miller <davem@davemloft.net>
9868 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
9869 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
9870 (sparc_emit_float_lib_cmp): Likewise.
9872 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9875 * config/rs6000/rs6000.md (bswapdi splitters): If
9876 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
9877 default) is used, generate an alternate sequence that does not
9878 depend on using indexed addressing.
9880 2012-05-03 Jason Merrill <jason@redhat.com>
9882 * gengtype.c (write_types): Fix warning message.
9883 (write_local): Likewise.
9885 2012-05-02 Jason Merrill <jason@redhat.com>
9887 * dwarf2out.c (struct external_ref, build_local_stub): New.
9888 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
9889 (optimize_external_refs, optimize_external_refs_1): New.
9890 (change_AT_die_ref): New.
9891 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
9892 (build_abbrev_table): Take the external refs hashtable.
9893 (output_comp_unit): Get it from optimize_external_refs and pass it in.
9895 2012-05-03 Jan Hubicka <jh@suse.cz>
9898 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
9900 2012-05-03 Jan Hubicka <jh@suse.cz>
9903 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
9905 2012-05-03 Jason Merrill <jason@redhat.com>
9907 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
9908 use_debug_types to discriminate the die_id union.
9909 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
9910 (build_abbrev_table, output_die): Likewise.
9911 (prune_unused_types_walk_attribs): Likewise.
9912 (generate_type_signature, copy_declaration_context): Set it.
9913 (remove_child_or_replace_with_skeleton): Set it.
9914 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
9915 check use_debug_types.
9916 (dwarf2out_finish): Do break_out_includes after .debug_types.
9918 2012-05-03 Jason Merrill <jason@redhat.com>
9920 * dwarf2out.c (modified_type_die): Use scope_die_for.
9921 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
9922 (uses_local_type_r, uses_local_type): New.
9923 (scope_die_for): Keep a type that uses a local type in local scope.
9924 Use get_context_die for namespace and type scope.
9926 2012-05-03 Jason Merrill <jason@redhat.com>
9928 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
9930 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
9931 (dwarf2out_finish): Likewise.
9933 2012-05-03 Martin Jambor <mjambor@suse.cz>
9935 * builtins.c (get_object_alignment_1): Return whether we can determine
9936 the alignment or conservatively assume byte alignment. Return the
9937 alignment by reference. Use get_pointer_alignment_1 for dereference
9939 (get_pointer_alignment_1): Return whether we can determine the
9940 alignment or conservatively assume byte alignment. Return the
9941 alignment by reference. Use get_ptr_info_alignment to get SSA name
9943 (get_object_alignment): Update call to get_object_alignment_1.
9944 (get_object_or_type_alignment): Likewise, fall back to type alignment
9945 only when it returned false.
9946 (get_pointer_alignment): Update call to get_pointer_alignment_1.
9947 * fold-const.c (get_pointer_modulus_and_residue): Update call to
9948 get_object_alignment_1.
9949 * ipa-prop.c (ipa_modify_call_arguments): Update call to
9950 get_pointer_alignment_1.
9951 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
9952 of MEM_REF or TARGET_MEM_REF only when it returns false.
9953 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
9954 get_object_alignment_1.
9955 (ccp_finalize): Use set_ptr_info_alignment.
9956 * tree.h (get_object_alignment_1): Update declaration.
9957 (get_pointer_alignment_1): Likewise.
9958 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
9959 (dump_gimple_stmt): Likewise.
9960 * tree-flow.h (ptr_info_def): Updated comments of fields align and
9962 (get_ptr_info_alignment): Declared.
9963 (mark_ptr_info_alignment_unknown): Likewise.
9964 (set_ptr_info_alignment): Likewise.
9965 (adjust_ptr_info_misalignment): Likewise.
9966 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
9967 and set alignment of SSA names.
9968 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
9969 mark_ptr_info_alignment_unknown.
9970 * tree-ssanames.c (get_ptr_info_alignment): New function.
9971 (mark_ptr_info_alignment_unknown): Likewise.
9972 (set_ptr_info_alignment): Likewise.
9973 (adjust_ptr_info_misalignment): Likewise.
9974 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
9975 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
9977 (bump_vector_ptr): Likewise.
9978 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
9979 (vectorizable_store): Likewise.
9980 (vectorizable_load): Likewise.
9982 2012-05-03 Michael Matz <matz@suse.de>
9984 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
9985 in front of basic_block_def.
9986 (struct basic_block_def): Make il.gimple the full struct, not a
9988 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
9990 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
9991 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
9992 NULL il.gimple, which can't happen anymore.
9993 * gimple.h (bb_seq): il.gimple can't be NULL.
9994 (bb_seq_add): Ditto.
9995 (set_bb_seq): Adjust.
9996 (gsi_start_bb, gsi_last_bb): Tidy.
9997 * lto-streamer-in.c (make_new_block): Don't zero members that
9998 are zeroed already, don't allocate a gimple_bb_info.
9999 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
10000 (remove_bb): Clear all il.gimple members.
10001 (gimple_verify_flow_info): Adjust for flat il.gimple.
10002 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
10004 * coretypes.h (const_gimple_seq): Remove typedef.
10005 * gimple.h (gimple_seq_first): Take gimple_seq.
10006 (gimple_seq_first_stmt): Ditto.
10007 (gimple_seq_last): Ditto.
10008 (gimple_seq_last_stmt): Ditto.
10009 (gimple_seq_empty_p): Ditto.
10011 2012-05-03 Richard Guenther <rguenther@suse.de>
10013 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
10015 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
10016 (compute_avail): Do not add possibly trapping operations to
10017 EXP_GEN if they might not be executed in the block.
10019 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
10021 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
10023 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
10025 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
10026 information as early as possible. Update dominance info instead of
10029 2012-05-03 Richard Guenther <rguenther@suse.de>
10031 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
10032 (union_contains_value): Remove.
10033 (vro_valid_in_sets): Likewise.
10034 (op_valid_in_sets): New function.
10035 (valid_in_sets): Use op_valid_in_sets.
10036 (insert_into_preds_of_block): Move dumping ...
10037 (do_regular_insertion): ... here.
10038 (do_partial_partial_insertion): ... and here. Dump that
10039 we've found a partial partial redundancy.
10040 (insert): Dump the current insert iteration.
10042 2012-05-03 Jakub Jelinek <jakub@redhat.com>
10045 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
10046 append program name to it and pass that as first argument
10047 to make_relative_prefix. Always pass standard_libexec_prefix
10048 as last argument to make_relative_prefix. If
10049 make_relative_prefix returns NULL, fall back to
10050 standard_libexec_prefix.
10053 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
10057 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
10058 mode, return that mode.
10061 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
10062 define __ATOMIC_HLE_* macros here.
10063 (ix86_target_macros): But here, using cpp_define_formatted.
10065 2012-05-03 Richard Guenther <rguenther@suse.de>
10067 PR tree-optimization/53144
10068 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
10070 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
10071 with SSA name values.
10072 (vn_reference_lookup_3): Adjust callers.
10074 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
10076 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
10077 has_fma4 for AMD processors with both fma3 and fma4 support.
10079 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
10082 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
10085 2012-05-03 Michael Matz <matz@suse.de>
10088 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
10089 (dse_enter_block): Properly iterate the whole sequence even
10090 if the last statement was removed.
10092 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10094 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
10095 unset flag_jump_tables.
10096 * stmt.c (expand_case): Remove special flag_pic case conditional
10097 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
10099 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
10101 * common/config/s390/s390-common.c (s390_option_optimization_table):
10102 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
10103 default when optimizing.
10105 2012-05-02 Martin Jambor <mjambor@suse.cz>
10108 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
10109 of a variable when the contect is a function.
10111 2012-05-02 Michael Matz <matz@suse.de>
10113 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
10114 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
10115 (const_gimple_seq_node): Remove.
10116 (gimple_seq_node): Typedef as gimple.
10117 (struct gimple_statement_base): Add next and prev members,
10118 adjust all WORD markers in using structs.
10119 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
10120 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
10121 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
10122 gimple are the same.
10123 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
10124 gimple_seq, adjust.
10125 (gimple_init_singleton): New function.
10126 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
10127 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
10128 (gsi_stmt): Adjust.
10129 (gsi_stmt_ptr): Remove.
10130 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
10132 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
10133 again, adjust for above changes.
10134 (update_call_edge_frequencies): Adjust for above changes.
10135 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
10136 (gsi_insert_seq_nodes_after): Ditto.
10137 (gsi_split_seq_after): Ditto.
10138 (gsi_set_stmt): Ditto.
10139 (gsi_split_seq_before): Ditto.
10140 (gsi_remove): Ditto.
10141 (gsi_insert_seq_before_without_update): Don't free sequence.
10142 (gsi_insert_seq_after_without_update): Ditto.
10143 (gsi_replace): Assert some more invariants.
10144 (gsi_insert_before_without_update, gsi_insert_after_without_update):
10146 (gsi_for_stmt): Don't search for stmt.
10147 (gsi_insert_on_edge_immediate): Tidy.
10149 * gimple.c (gimple_alloc_k): Remove "sequences".
10150 (gimple_seq_cache): Remove.
10151 (gimple_alloc_stat): Make stmt a singleton sequence.
10152 (gimple_seq_alloc, gimple_seq_free): Remove.
10153 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
10154 (gimple_copy): Ditto.
10155 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
10156 create iterator from correct sequence.
10157 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
10159 2012-05-02 Michael Matz <matz@suse.de>
10161 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
10163 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
10164 sequence, lazily allocate it.
10165 (bb_seq_addr): New function.
10166 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
10167 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
10168 (gsi_none): New function.
10169 (gsi_start_bb): Adjust.
10170 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
10171 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
10172 (gsi_last_bb): Adjust.
10174 * tree-flow-inline.h (phi_nodes_ptr): New function.
10176 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
10177 datastructure and interface change.
10178 (gsi_insert_seq_before_without_update): Ditto.
10179 (gsi_insert_seq_nodes_after): Ditto.
10180 (gsi_insert_seq_after_without_update): Ditto.
10181 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
10182 (gsi_split_seq_before): Ditto.
10183 (gsi_start_phis): Adjust.
10184 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
10185 (vect_transform_loop): Ditto.
10186 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
10187 gimple_seq_copy): Don't use gimple_seq_alloc.
10188 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
10189 (gimplify_seq_add_seq): Ditto.
10190 * lto-streamer-in.c (make_new_block): Ditto.
10191 * tree-cfg.c (create_bb): Ditto.
10192 * tree-sra.c (initialize_parameter_reductions): Ditto.
10194 2012-05-02 Michael Matz <matz@suse.de>
10196 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
10197 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
10198 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
10199 set_bb_seq): Move down to after gimple_statement_d definition.
10201 2012-05-02 Michael Matz <matz@suse.de>
10203 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
10204 gsi_replace_with_seq, instead of inserting itself.
10205 * gimple-iterator.c (gsi_replace_with_seq): New function.
10206 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
10207 iterator instead of statement, advance it.
10208 (ssa_forward_propagate_and_combine): Adjust call to above.
10210 2012-05-02 Michael Matz <matz@suse.de>
10212 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
10214 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
10215 * tree-nested.c (walk_gimple_omp_for): Ditto.
10216 * trans-mem.c (lower_transaction): Ditto.
10217 * tree-eh.c (do_return_redirection): Ditto.
10218 (do_goto_redirection): Ditto.
10219 (lower_try_finally_switch): Ditto.
10220 * gimplify.c (gimplify_stmt): Ditto.
10221 (gimplify_scan_omp_clauses): Ditto.
10222 (gimplify_omp_for): Ditto.
10223 (gimplify_function_tree): Ditto.
10224 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
10225 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
10226 (mf_build_check_statement_for): Ditto.
10227 (mx_register_decls): Ditto.
10228 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
10229 and don't use itertors to append.
10230 (insert_stmts): Ditto.
10231 (insert_out_of_ssa_copy): Ditto.
10232 (insert_out_of_ssa_copy_on_edge): Ditto.
10234 2012-05-02 Michael Matz <matz@suse.de>
10236 * gimple.h (gimple_bind_body_ptr): New function.
10237 (gimple_bind_body): Use it.
10238 (gimple_catch_handler): Use gimple_catch_handler_ptr.
10239 (gimple_eh_filter_failure_ptr): New function.
10240 (gimple_eh_filter_failure): Use it.
10241 (gimple_eh_else_n_body_ptr): New function.
10242 (gimple_eh_else_n_body): Use it.
10243 (gimple_eh_else_e_body_ptr): New function.
10244 (gimple_eh_else_e_body): Use it.
10245 (gimple_try_eval_ptr): New function.
10246 (gimple_try_eval): Use it.
10247 (gimple_try_cleanup_ptr): New function.
10248 (gimple_try_cleanup): Use it.
10249 (gimple_wce_cleanup_ptr): New function.
10250 (gimple_wce_cleanup): Use it.
10251 (gimple_omp_body_ptr): New function.
10252 (gimple_omp_body): Use it.
10253 (gimple_omp_for_pre_body_ptr): New function.
10254 (gimple_omp_for_pre_body): Use it.
10255 (gimple_transaction_body_ptr): New function.
10256 (gimple_transaction_body): Use it.
10257 (gsi_split_seq_before): Adjust to return nothing and take pointer
10259 (gsi_set_stmt): Declare.
10260 (gsi_replace_with_seq): Declare.
10261 (walk_gimple_seq_mod): Declare.
10262 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
10264 * gimple-iterator.c (gsi_set_stmt): New function.
10265 (gsi_split_seq_before): Return new sequence via pointer argument.
10266 (gsi_replace): Use gsi_set_stmt.
10268 * tree-ssa-loop-im.c (move_computations_stmt): First remove
10270 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
10271 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
10273 (reserve_phi_args_for_new_edge): Change call to above,
10276 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
10277 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
10278 iterators. Adjust call to lower_omp.
10279 (lower_lastprivate_clauses): Adjust call to lower_omp.
10280 (lower_reduction_clauses): Ditto.
10281 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
10282 (lower_omp_sections): Don't explicitely count sequence length,
10283 nullify lowered bodies earlier, ensure stmts are part of only
10284 one sequence, adjust call to lower_omp.
10285 (lower_omp_single): Ensure stmts are part of only one sequence,
10286 adjust call to lower_omp.
10287 (lower_omp_master): Ditto.
10288 (lower_omp_ordered): Ditto.
10289 (lower_omp_critical): Ditto.
10290 (lower_omp_for): Ditto.
10291 (lower_omp_taskreg): Ditto, tidy.
10292 (lower_omp_1): Adjust calls to lower_omp.
10293 (execute_lower_omp): Ditto.
10294 (lower_omp): Adjust to take pointer to sequence.
10295 (diagnose_sb_2): Use walk_gimple_seq_mod.
10296 (diagnose_omp_structured_block_errors): Ditto and set possibly
10297 changed function body.
10298 * gimple-low.c (lower_function_body): Set function body after
10300 (lower_sequence): Adjust to take pointer to sequence.
10301 (lower_omp_directive): Ensure stmt isn't put twice into the
10302 sequence, adjust call to lower_sequence.
10303 (lower_stmt): Adjust calls to lower_sequence.
10304 (lower_gimple_bind): Ditto.
10305 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
10306 * tree-nested.c (walk_body): Take pointer to sequence, use
10307 walk_gimple_seq_mod.
10308 (walk_function): Adjust call to walk_body, set possibly changed body.
10309 (walk_gimple_omp_for): Adjust calls to walk_body.
10310 (convert_nonlocal_omp_clauses): Ditto.
10311 (convert_nonlocal_reference_stmt): Ditto.
10312 (convert_local_omp_clauses): Ditto.
10313 (convert_local_reference_stmt): Ditto.
10314 (convert_tramp_reference_stmt): Ditto.
10315 (convert_gimple_call): Ditto.
10316 (convert_nl_goto_reference): Use local iterator copy.
10317 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
10318 but taking pointer to sequence, ensure gsi_start is called with
10320 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
10321 asserting that the sequence head didn't change.
10322 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
10323 walk_gimple_seq_mod.
10324 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
10325 (execute_lower_tm): Ditto, and set possibly changed body.
10326 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
10327 call gsi_start with that lvalue.
10328 (replace_goto_queue_stmt_list): Ditto.
10329 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
10330 (replace_goto_queue): Ditto.
10331 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
10332 (lower_try_finally_onedest): Ditto.
10333 (lower_try_finally_copy): Ditto.
10334 (lower_try_finally_switch): Ditto.
10335 (lower_try_finally): Ditto.
10336 (lower_eh_filter): Ditto.
10337 (lower_eh_must_not_throw): Ditto.
10338 (lower_cleanup): Ditto.
10339 (lower_eh_constructs_2): Ditto.
10340 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
10341 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
10342 set possibly changed body.
10343 (optimize_double_finally): Call gsi_start with lvalue.
10345 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
10346 (gimple_split_block): Ditto.
10347 (gimple_merge_blocks): Use gsi_start_phis.
10348 (move_stmt_r): Use walk_gimple_seq_mod.
10349 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
10350 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
10351 (rebuild_cgraph_edges): Ditto.
10352 (cgraph_rebuild_references): Ditto.
10353 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
10354 * tree-inline.c (copy_phis_for_bb): Ditto.
10355 * tree-ssa-dce.c: Ditto.
10357 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
10359 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
10360 Andi Kleen <ak@linux.intel.com>
10362 * coretypes.h (MEMMODEL_MASK): New.
10363 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
10364 and return new variable.
10365 (expand_builtin_atomic_exchange): Mask memmodel values.
10366 (expand_builtin_atomic_compare_exchange): Ditto.
10367 (expand_builtin_atomic_load): Ditto.
10368 (expand_builtin_atomic_store): Ditto.
10369 (expand_builtin_atomic_clear): Ditto.
10370 * doc/extend.texi: Mention port-dependent memory model flags.
10371 * config/i386/cpuid.h (bit_HLE): New.
10372 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
10374 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
10375 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
10376 (ix86_target_string)<-mhle>: New.
10377 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10378 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
10379 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10380 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
10381 enabled for generic, generic64 and core-avx2.
10382 (ix86_print_operand): Generate HLE lock prefixes.
10383 (ix86_memmodel_check): New.
10384 (TARGET_MEMMODEL_CHECK): Ditto.
10385 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
10386 (IX86_HLE_ACQUIRE): Ditto.
10387 (IX86_HLE_RELEASE): Ditto.
10388 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
10389 * config/i386/i386.opt (mhle): Ditto.
10390 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
10391 success model to instruction emitter.
10392 (atomic_fetch_add<mode>): Ditto.
10393 (atomic_exchange<mode>): Ditto.
10394 (atomic_add<mode>): Ditto.
10395 (atomic_sub<mode>): Ditto.
10396 (atomic_<code><mode>): Ditto.
10397 (*atomic_compare_and_swap_doubledi_pic): Ditto.
10398 (atomic_compare_and_swap_single<mode>): Define and use argument
10400 (atomic_compare_and_swap_double<mode>): Ditto.
10401 * configure.ac: Check if assembler support HLE prefixes.
10402 * configure: Regenerate.
10403 * config.in: Ditto.
10405 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10407 PR middle-end/53153
10408 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
10410 (gimplify_switch_expr): ... here.
10411 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
10412 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
10413 to clean up case labels with values outside the index type range.
10414 (simplify_gimple_switch): Call it if something changed.
10415 Remove strange and unnecessary assert.
10417 2012-05-02 Richard Guenther <rguenther@suse.de>
10419 * fold-const.c (div_if_zero_remainder): sizetypes no longer
10421 (int_const_binop_1): New worker for int_const_binop with
10422 overflowable parameter. Pass it through to force_fit_type_double.
10423 (int_const_binop): Wrap around int_const_binop_1 with overflowable
10425 (size_binop_loc): Call int_const_binop_1 with overflowable equal
10426 to minus one, forcing overflow detection for even unsigned types.
10427 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
10428 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
10429 * stor-layout.c (initialize_sizetypes): sizetypes no longer
10431 (layout_type): For zero-sized arrays ignore overflow on the
10433 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
10434 (bit_value_binop_1): Likewise.
10435 * tree.c (double_int_to_tree): Likewise.
10436 (double_int_fits_to_tree_p): Likewise.
10437 (force_fit_type_double): Likewise.
10438 (host_integerp): Likewise.
10439 (int_fits_type_p): Likewise.
10440 * varasm.c (output_constructor_regular_field): Sign-extend the
10441 field-offset to cater for negative offsets produced by the Ada
10443 * omp-low.c (extract_omp_for_data): Convert the loop step to
10444 signed for pointer adjustments.
10446 2012-05-02 Richard Guenther <rguenther@suse.de>
10448 * tree.c (valid_constant_size_p): New function.
10449 * tree.h (valid_constant_size_p): Declare.
10450 * cfgexpand.c (expand_one_var): Adjust check for too large
10451 variables by using valid_constant_size_p.
10452 * varasm.c (assemble_variable): Likewise.
10454 * c-decl.c (grokdeclarator): Properly check for sizes that
10455 cover more than half of the address-space.
10457 2012-05-02 Jakub Jelinek <jakub@redhat.com>
10459 PR tree-optimization/53163
10460 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
10461 return value from compute_all_dependences.
10463 PR rtl-optimization/53160
10464 * ree.c (combine_reaching_defs): Handle the case where cand->insn
10465 has been modified by ree pass already.
10467 2012-05-01 Ian Lance Taylor <iant@google.com>
10470 * c-decl.c (build_compound_literal): Make the decl readonly if it
10471 an array of a readonly type.
10472 * gimplify.c (gimplify_compound_literal_expr): Add fallback
10473 parameter. Change all callers. If the decl is not addressable
10474 and is not an l-value, make it readonly.
10476 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
10478 * ira.c (allocated_reg_info_size): New static variable.
10479 (expand_reg_info): Manage it. Call
10480 setup_preferred_alternate_classes_for_new_pseudos.
10481 (ira): Don't do it here. Remove local allocated_reg_info_size,
10482 set the global before calling find_moveable_pseudos.
10483 (find_moveable_pseudos): Call expand_reg_info rather than
10486 2012-05-01 Richard Henderson <rth@redhat.com>
10488 * common.opt (fsync-libcalls): New.
10489 * doc/invoke.texi: Document it.
10490 * optabs.c (init_sync_libfuncs): Honor it.
10492 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10493 Richard Sandiford <r.sandiford@uk.ibm.com>
10495 PR rtl-optimization/52543
10496 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
10498 * lower-subreg.h: New file.
10499 * target-globals.h (this_target_lower_subreg): Declare.
10500 (target_globals): Add lower_subreg;
10501 (restore_target_globals): Restore this_target_lower_subreg.
10502 * target-globals.c: Include it.
10503 (default_target_globals): Add default_target_lower_subreg.
10504 (save_target_globals): Initialize target_lower_subreg.
10505 * rtl.h (init_lower_subreg): Added declaration.
10506 * toplev.c (backend_init_target): Call initializer for lower-subreg
10508 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
10509 (default_target_lower_subreg): New variable.
10510 (this_target_lower_subreg): Likewise.
10511 (twice_word_mode, choices): New macros.
10512 (shift_cost, compute_splitting_shift, compute_costs)
10513 (init_lower_subreg): New functions.
10514 (resolve_simple_move): Add speed_p argument. Check choices.
10515 (find_pseudo_copy): Don't check the mode size here.
10516 (resolve_simple_move): Assert the mode size.
10517 (find_decomposable_shift_zext): Add speed_p argument and return
10518 a bool. Check choices.
10519 (resolve_shift_zext): Add comment.
10520 (dump_shift_choices, dump_choices): New functions.
10521 (decompose_multiword_subregs): Dump list of profitable
10522 transformations. Add code to skip non profitable transformations.
10523 Update calls to simple_move and find_decomposable_shift_zext.
10525 2012-05-01 Ian Bolton <ian.bolton@arm.com>
10526 Sameera Deshpande <sameera.deshpande@arm.com>
10527 Greta Yorsh <greta.yorsh@arm.com>
10529 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
10530 (thumb1_unexpanded_epilogue): ...this.
10531 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
10532 (thumb1_unexpanded_epilogue): ...this.
10533 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
10534 (thumb1_unexpanded_epilogue): ...this.
10536 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
10538 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
10539 comparing enumeration values. Update comments.
10541 2012-05-01 Alan Modra <amodra@gmail.com>
10544 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
10545 load_cr_save, add_crlr_cfa_restore): New functions.
10546 (rs6000_restore_saved_cr): Rename to..
10547 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
10548 (rs6000_emit_epilogue): Use new functions. Adjust condition
10549 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
10550 regs when using out-of-line restore only when shrink wrapping.
10552 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10554 PR middle-end/53136
10555 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
10556 calls to cgraph_node_name in xstrdup.
10557 (ipa_make_edge_direct_to_target): Ditto.
10558 * cgraph.c (dump_cgraph_node): Ditto.
10559 * tree-sra.c (convert_callers_for_node): Ditto.
10560 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
10561 * ipa-cp.c (perhaps_add_new_callers): Ditto.
10562 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
10563 (cgraph_materialize_all_clones): Ditto.
10564 * ipa-inline.c (report_inline_failed_reason): Ditto.
10565 (want_early_inline_function_p): Ditto.
10566 (edge_badness): Ditto.
10567 (update_edge_key): Ditto.
10568 (flatten_function): Ditto.
10569 (ipa_inline): Ditto.
10570 (inline_always_inline_functions): Ditto.
10571 (early_inline_small_functions): Ditto.
10573 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
10577 constraints 0 and 1.
10579 012-04-30 Jan Hubicka <jh@suse.cz>
10581 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
10582 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
10583 (cgraph_add_to_same_comdat_group): Remove.
10584 (cgraph_add_asm_node): Move to cgraphunit.c.
10585 (cgraph_make_decl_local): Move to symtab.c
10586 (cgraph_make_node_local_1): Update.
10587 (cgraph_can_remove_if_no_direct_calls_and): Update.
10588 (used_from_object_file_p): Update.
10589 (resolution_used_from_other_file_p): Move to symtab.c
10590 (cgraph_used_from_object_file_p): move to symtab.c
10591 (verify_cgraph_node): Verify same comdat groups.
10592 * cgraph.h (cgraph_asm_node): Rename to ...
10593 (asm_node): ... this one.
10594 (cgraph_asm_nodes): Rename to ...
10595 (asm_nodes): ... this one.
10596 (symtab_add_to_same_comdat_group): New function.
10597 (symtab_dissolve_same_comdat_group_list): New function.
10598 (symtab_used_from_object_file_p): Declare.
10599 (symtab_make_decl_local): Declare.
10600 (cgraph_add_to_same_comdat_group): Remove.
10601 (cgraph_add_asm_node): Remove.
10602 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
10604 (cgraph_finalize_compilation_unit): Rename to ...
10605 (finalize_compilation_unit): ... this one.
10606 (cgraph_optimize): Rename to ....
10607 (compile): ... this one.
10608 (add_asm_node): Declare.
10609 (fixup_same_cpp_alias_visibility): Declare.
10610 (cgraph_make_decl_local): Remove.
10611 (varpool_assemble_pending_decls): Rename to ...
10612 (varpool_output_variables): ... this one.
10613 (varpool_remove_unreferenced_decls): Remove.
10614 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
10615 (preserve_function_body_p): Make static.
10616 * toplev.c (compile_file): Update comments; update.
10617 * cgraphunit.c: Update comments.
10618 (cgraph_expand_all_functions): Rename to ...
10619 (expand_all_functions): ... this one; update.
10620 (cgraph_mark_functions_to_output): Rename to ...
10621 (mark_functions_to_output): ... this one; cleanup.
10622 (cgraph_output_pending_asms): Remove prototype.
10623 (asm_nodes, asm_last_node): New static vars.
10624 (cgraph_process_new_functions): Update.
10625 (cgraph_reset_node): Cleanup; add comment.
10626 (cgraph_add_new_function): Update.
10627 (cgraph_output_pending_asms): Rename to ...
10628 (output_asm_statements): ... this one.
10629 (add_asm_node): New function.
10630 (fixup_same_cpp_alias_visibility): New function based on code
10631 in cgraph_analyze_function.
10632 (cgraph_analyze_function): Use it.
10633 (cgraph_order_sort): Update.
10634 (cgraph_output_in_order): Update.
10635 (cgraph_function_versioning): Update.
10636 (cgraph_optimize): Rename to ...
10637 (compile): ... this one; initialize streamer hooks here.
10638 (cgraph_finalize_compilation_unit): Rename to ...
10639 (finalize_compilation_unit): ... this one; do not initialize streamer
10641 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
10642 * dwarf2out.c: Update ocmment.
10643 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
10644 * method.c (use_thunk): Likewise.
10645 * semantics.c (maybe_add_lambda_conv_op): Likewise.
10646 * decl2.c (maybe_emit_vtables): Likewise.
10647 (cp_write_global_declarations): Use finalize_compilation_unit.
10648 * parser.c (cp_parser_asm_definition): Use add_asm_node.
10649 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
10650 * c-decl.c (c_write_global_declarations): Use
10651 finalize_compilation_unit.
10652 * langhooks.c (write_global_declarations): Update.
10653 * ipa.c (cgraph_externally_visible_p): Update.
10654 (dissolve_same_comdat_group_list): Remove.
10655 (function_and_variable_visibility): Update.
10656 * symtab.c: Inlcude lto-streamer.h and rtl.h
10657 (ld_plugin_symbol_resolution_names): New.
10658 (symtab_add_to_same_comdat_group): New.
10659 (symtab_dissolve_same_comdat_group_list): New.
10660 (resolution_used_from_other_file_p): Move here from cgraph.c
10661 (symtab_used_from_object_file_p): New.
10662 (symtab_make_decl_local): New.
10663 * passes.c (register_pass): Update comments.
10664 * c-parser.c (c_parser_asm_definition): Update.
10665 * varpool.c (varpool_analyze_node): Use
10666 fixup_same_cpp_alias_visibility.
10667 (varpool_remove_unreferenced_decls): Make static.
10668 (varpool_assemble_pending_decls): Rename to ...
10669 (varpool_output_variables): ... this one; call
10670 varpool_remove_unreferenced_decls.
10671 (varpool_used_from_object_file_p): Remove.
10673 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
10676 * c-typeck.c (build_array_ref): Call
10677 convert_vector_to_pointer_for_subscript.
10678 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
10680 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10682 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
10683 to compile-time "mode == <MODE>mode" checks.
10684 (and splitter): Ditto.
10686 2012-04-30 Richard Henderson <rth@redhat.com>
10688 * config/arm/arm.md (UNSPEC_LL): New.
10689 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
10690 (arm_load_exclusivedi): Use %H0.
10692 2012-04-30 Jason Merrill <jason@redhat.com>
10694 * dwarf2out.c (comdat_symbol_id): Add const.
10695 (union die_symbol_or_type_node): Add const to die_symbol.
10696 (output_die_symbol, output_die, output_comp_unit): Adjust.
10698 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10700 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
10701 * config/arm/neon.md (negdi2_neon): New insn.
10702 Also add splitters for core and NEON registers.
10704 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10706 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
10707 (arm_print_operand): Add 'x' format.
10708 * config/arm/constraints.md (Dn): Allow const_int.
10709 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
10710 Use 'x' format to print constants.
10711 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
10712 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
10714 (movdi_vfp_cortexa8): Likewise.
10716 2012-04-30 Ian Bolton <ian.bolton@arm.com>
10717 Sameera Deshpande <sameera.deshpande@arm.com>
10718 Greta Yorsh <greta.yorsh@arm.com>
10720 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
10721 * config/arm/arm.c (ldm_stm_operation_p): New function.
10722 * config/arm/predicates.md (load_multiple_operation): Update predicate.
10723 (store_multiple_operation): Likewise.
10725 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
10726 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
10727 * config/arm/predicates.md (load_multiple_operation): Add arguments.
10728 (store_multiple_operation): Likewise.
10730 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10732 * config/i386/i386.md (and<mode>3): Expand masking operations with
10733 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
10734 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
10736 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10738 Add -Wvarargs option
10739 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
10740 argument for the various warning_at calls.
10741 * docs/invoke.texi: Update the documentation.
10743 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10745 Switch -ftrack-macro-expansion=2 on by default.
10746 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
10749 Fix va_start related location
10750 * builtins.c (fold_builtin_next_arg): Unwinds to the first
10751 location in real source code.
10753 Make conversion warnings work on NULL with -ftrack-macro-expansion
10754 * input.h (expansion_point_location_if_in_system_header): Declare
10756 * input.c (expansion_point_location_if_in_system_header): Define it.
10758 Fix -Wuninitialized for -ftrack-macro-expansion
10759 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
10760 declaration. Use linemap_location_before_p for source locations.
10762 Strip "<built-in>" loc from displayed expansion context
10763 * input.c (expand_location_1): When expanding to spelling location
10764 in a context of a macro expansion, skip reserved system header
10765 locations. Update comments. * tree-diagnostic.c
10766 (maybe_unwind_expanded_macro_loc): Likewise.
10768 Make expand_location resolve to locus in main source file
10769 * input.c (expand_location_1): New. Takes a parameter to choose
10770 whether to resolve the location to spelling or expansion point.
10771 Was factorized from ...
10772 (expand_location): ... here.
10773 (expand_location_to_spelling_point): New. Implemented in terms of
10775 * diagnostic.c (diagnostic_build_prefix): Use the new
10776 expand_location_to_spelling_point instead of expand_location.
10778 Fix PCH crash on GTYed pointer-to-scalar field of a struct
10779 * gengtype.c (write_types_process_field): Force second argument of
10780 the call to the PCH object hierarchy walker to be 'x'.
10782 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
10784 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
10785 predicate to discriminate types.
10787 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
10789 * doc/invoke.texi (Wmissing-format-attribute): Document as an
10790 alias of Wsuggest-attribute=format.
10791 * c-typeck.c (convert_for_assignment): Replace
10792 Wmissing-format-attribute with Wsuggest-attribute=format.
10793 (digest_init): Likewise.
10795 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
10797 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
10798 * common.opt (Wmissing-noreturn): Alias of
10799 -Wsuggest-attribute=noreturn.
10801 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
10804 * config/cris/cris.md (andqu): New peephole2.
10805 (andu): Tweak head comment.
10807 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10808 Steven Bosscher <steven@gcc.gnu.org>
10809 Maxim Kuvyrkov <maxim@codesourcery.com>
10811 PR tree-optimization/38785
10812 * common.opt (ftree-partial-pre): New option.
10813 * doc/invoke.texi: Document it.
10814 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
10815 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
10816 benefit speed path.
10817 (execute_pre): Use flag_tree_partial_pre.
10819 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10822 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
10825 2012-04-27 Ollie Wild <aaw@google.com>
10827 * doc/invoke.texi (Wliteral-suffix): Document new option.
10829 2012-04-27 Tom Tromey <tromey@redhat.com>
10831 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
10832 (dwarf_tag_name): Use get_DW_TAG_name.
10833 (dwarf_attr_name): Use get_DW_AT_name.
10834 (dwarf_form_name): Use get_DW_FORM_name.
10835 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
10837 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10839 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
10840 arguments are -1 and 0, by negating the result of the conditional.
10842 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10845 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
10847 2012-04-27 Richard Guenther <rguenther@suse.de>
10849 * tree-flow.h (is_hidden_global_store): Remove.
10850 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
10851 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
10852 (stmt_may_clobber_global_p): Likewise.
10853 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
10854 (stmt_may_clobber_global_p): Likewise.
10855 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
10856 stmt_may_clobber_global_p.
10857 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
10859 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
10861 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
10864 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
10865 reorganize some fields and update comments. Rename bit_test_uniq
10866 and bit_test_count to uniq resp. count. Remove bit_test_bb.
10867 (collect_switch_conv_info): New function, collects info about a
10868 GIMPLE_SWITCH into a struct switch_conv_info.
10869 (check_range): Simplify to use pre-recorded info. Fix think-o in
10870 range-branch ratio check.
10871 (check_process_case): Remove function.
10872 (check_all_empty_except_final): New function, verifies that all
10873 non-final basic blocks are empty.
10874 (process_switch): Simplify to use pre-recorded info. Call
10875 collect_switch_conv_info to do that. Assert that degenerate switch
10876 statements have been cleaned up.
10878 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
10880 PR middle-end/27139
10881 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
10883 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
10886 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
10888 2012-04-27 Tom de Vries <tom@codesourcery.com>
10890 PR tree-optimization/51879
10891 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
10892 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
10894 (defs_to_varying): ... here. Don't set use_processed.
10895 (visit_reference_op_call): Handle gimple_vdef.
10896 Handle case that lhs is NULL_TREE.
10897 (visit_use): Use mark_use_processed. Handle calls with side-effect
10898 using visit_reference_op_call.
10900 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10902 * sched-deps.c (fixup_sched_groups): Rename to...
10903 (chain_to_prev_insn): ...this.
10904 (chain_to_prev_insn_p): New function.
10905 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
10907 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10909 * sched-int.h (_haifa_insn_data): Move priority_status.
10911 (INSN_MODEL_INDEX): New macro.
10912 * haifa-sched.c (insn_delay): New function.
10913 (sched_regno_pressure_class): Update commentary.
10914 (mark_regno_birth_or_death): Pass the liveness bitmap and
10915 pressure array as arguments, instead of using curr_reg_live and
10916 curr_reg_pressure. Only update the pressure if the bit in the
10917 liveness set has changed.
10918 (initiate_reg_pressure_info): Always trust the live-in set for
10919 SCHED_PRESSURE_MODEL.
10920 (initiate_bb_reg_pressure_info): Update call to
10921 mark_regno_birth_or_death.
10922 (dep_list_size): Take the list as argument.
10923 (calculate_reg_deaths): New function, extracted from...
10924 (setup_insn_reg_pressure_info): ...here.
10925 (MODEL_BAR): New macro.
10926 (model_pressure_data, model_insn_info, model_pressure_limit)
10927 (model_pressure_group): New structures.
10928 (model_schedule, model_worklist, model_insns, model_num_insns)
10929 (model_curr_point, model_before_pressure, model_next_priority):
10931 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
10932 (MODEL_INSN_INFO, MODEL_INSN): New macros.
10933 (model_index, model_update_limit_points_in_group): New functions.
10934 (model_update_limit_points, model_last_use_except): Likewise.
10935 (model_start_update_pressure, model_update_pressure): Likewise.
10936 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
10937 (model_excess_cost, model_dump_pressure_points): Likewise.
10938 (model_set_excess_costs): Likewise.
10939 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
10940 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
10941 schedule as an alternative tie-breaker. Update the call to
10943 (ready_sort): Call model_set_excess_costs.
10944 (update_register_pressure): Update call to mark_regno_birth_or_death.
10945 Rely on that function to check liveness rather than doing it here.
10946 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
10947 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
10948 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
10949 (model_record_pressure, model_record_pressures): New functions.
10950 (model_record_final_pressures, model_add_successors_to_worklist)
10951 (model_promote_predecessors, model_choose_insn): Likewise.
10952 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
10953 (model_start_schedule, model_finalize_pressure_group): Likewise.
10954 (model_end_schedule): Likewise.
10955 (schedule_insn): Say when we're scheduling the next instruction
10956 in the model schedule.
10957 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
10958 (queue_to_ready): Do not add instructions that are
10959 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
10960 Always allow the next instruction in the model schedule to be added.
10961 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
10962 and delay for SCHED_PRESSURE_MODEL too.
10963 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
10964 SCHED_PRIORITY_MODEL, but also take the DFA into account.
10965 (schedule_block): Call model_start_schedule and model_end_schedule.
10966 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
10967 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10968 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
10970 (sched_finish): Update accordingly.
10971 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10972 to SCHED_PRESSURE_MODEL.
10973 (add_jump_dependencies): Update call to dep_list_size.
10974 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
10975 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10976 to SCHED_PRESSURE_MODEL.
10977 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
10978 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
10979 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
10980 handling to SCHED_PRESSURE_MODEL.
10982 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10984 * common.opt (fsched-pressure-algorithm=): New option.
10985 * flag-types.h (sched_pressure_algorithm): New enum.
10986 * sched-int.h (sched_pressure_p): Replace with...
10987 (sched_pressure): ...this new variable.
10988 * haifa-sched.c (sched_pressure_p): Replace with...
10989 (sched_pressure): ...this new variable.
10990 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
10991 (update_reg_and_insn_max_reg_pressure, schedule_insn)
10992 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
10993 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
10994 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
10995 (sched_analyze_insn): Likewise.
10996 * sched-rgn.c (schedule_region): Likewise.
10997 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
10999 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
11001 * PR middle-end/52997
11002 * ira.c (find_moveable_pseudos): Call resize_reg_info.
11004 PR middle-end/52940
11005 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
11006 * expr.c (convert_move): Honor unsignedp when extending partial int
11008 * genmodes.c (complete_mode): Don't clear component field of partial
11010 (emit_mode_inner): Don't emit it however.
11011 (calc_wider_mode): Partial int modes widen to their component.
11013 2012-04-26 David S. Miller <davem@davemloft.net>
11015 * config/sparc/niagara4.md: New file.
11016 * config/sparc/sparc.md: Include it.
11017 * config/sparc/sparc.c (niagara4_costs): New processor costs.
11018 (sparc_option_override): Use it.
11019 (sparc_use_sched_lookahead): Return 2 for niagara4.
11020 (sparc_issue_rate): Likewise.
11022 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
11023 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
11024 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
11025 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
11026 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
11027 alignaddrldi_vis): Set type to gsr.
11028 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
11029 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
11030 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
11031 v<vis3_shift_patname><mode>3, fmean16_vis,
11032 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
11033 fucmp<code>8<P:mode>_vis): Set type to fga.
11034 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
11035 * config/sparc/niagara.md: Likewise.
11036 * config/sparc/niagara2.md: Likewise.
11037 * config/sparc/ultra3.md: Likewise, and fix type matching for
11038 us3_ialuX reservation.
11040 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11042 * reload.c (find_reloads): Change the loop nesting when trying an
11043 alternative with swapped operands.
11045 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
11047 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
11048 comment. Delete unused parameter first_exp_point_map.
11049 (virt_loc_aware_diagnostic_finalizer): Update call.
11051 2012-04-26 Michael Hope <michael.hope@linaro.org>
11052 Richard Earnshaw <rearnsha@arm.com>
11054 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
11055 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
11056 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
11057 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
11059 2012-04-25 Sriraman Tallam <tmsriram@google.com>
11061 * doc/extend.texi: Document avx2 support.
11062 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
11064 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
11067 * config/cris/cris.md ("*andhi_lowpart_v32")
11068 ("*andqi_lowpart_v32"): Change first input-only operand from
11069 a (match_operand ...) to (match_dup 0). Drop alternatives with
11070 const_int-matching constraints for redundancy.
11071 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
11072 three-operand alternative.
11074 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11077 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
11078 instead expand it as zero extension.
11080 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
11083 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
11085 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11087 * common.opt (flag_debug_types_section): Default to 0.
11088 (dwarf_version): Default to 4.
11089 (dwarf_record_gcc_switches): Default to 1.
11090 (dwarf_strict): Default to 0.
11091 * toplev.c (process_options): Don't handle dwarf_strict
11092 or dwarf_version here.
11093 * config/vxworks.c (vxworks_override_options): Don't
11094 test whether dwarf_strict or dwarf_version are negative,
11095 instead test !global_options_set.x_dwarf_*.
11096 * config/darwin.c (darwin_override_options): Default to
11098 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
11099 and -fno-debug-types-section are now the default.
11101 2012-04-25 Jan Hubicka <jh@suse.cz>
11103 * cgraphunit.c: Update toplevel comment.
11104 (tree_rest_of_compilation): Merge into cgraph_expand_function.
11105 (cgraph_analyze_function): Make static.
11106 (cgraph_decide_is_function_needed): Make static.
11107 (cgraph_add_new_function): Use expand_function instead of
11108 rest_of_compilation.
11109 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
11110 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
11112 (cgraph_inline_p): Remove.
11113 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
11114 (init_cgraph): Add comment.
11115 * cgraphbuild.c (record_reference, mark_address, mark_load,
11116 mark_store): Do not call analyze_expr hook.
11117 * cgraph.c: Update toplevel comment.
11118 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
11119 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
11120 Move fere from cgraphunit.c
11121 (cgraph_mark_force_output_node): Move to cgraph.h
11122 * cgraph.h: Reorder so the comments match the function placement.
11123 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
11124 (cgraph_mark_force_output_node): Move here from cgraph.c
11125 * tree.c (free_lang_data): Do not clear analyze_expr hook.
11126 * ipa-inline-transform.c (preserve_function_body_p): New function.
11127 (inline_transform): Update.
11128 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
11129 * langhooks.h (lang_hooks_for_callgraph): Remove.
11130 (lang_hooks): Remove callgraph.
11131 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
11132 * varpool.c: Remove out of date comment.
11133 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
11134 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
11136 2012-04-25 Jan Hubicka <jh@suse.cz>
11138 PR middle-end/53089
11139 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
11140 forward declaration.
11141 (cgraph_finalize_function): Finalize them here.
11142 * symtab.c (dump_symtab): Dump ctors and dtors.
11144 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11146 PR middle-end/52979
11147 * stor-layout.c (get_best_mode): Don't return mode with bitsize
11148 larger than maxbits. Don't compute maxbits modulo align.
11149 Also check that unit bytes long store at bitpos / unit * unit
11150 doesn't affect bits beyond bitregion_end.
11151 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
11152 would not fit into bitregion_start ... bitregion_end + 1 bit region.
11153 (store_split_bit_field): Decrease unit close to end of bitregion_end
11154 if access is restricted in order to avoid mutual recursion.
11156 PR tree-optimization/53058
11157 * double-int.h (double_int_max_value, double_int_min_value): New
11159 * double-int.c (double_int_max_value, double_int_min_value): New
11161 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
11162 or GT_EXPR with double_int_max_value instead of double_int_mask.
11164 2012-04-25 Richard Guenther <rguenther@suse.de>
11166 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
11167 * tree-vect-loop.c (vect_transform_loop): Adjust.
11168 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
11169 the maximum number of iterations for the epilogue loop.
11170 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
11172 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11175 * c-typeck.c (set_nonincremental_init,
11176 set_nonincremental_init_from_string): Pass true instead of false
11177 as IMPLICIT to add_pending_init.
11179 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
11181 * c-typeck.c (pop_init_level): Improve diagnostics.
11183 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
11185 * compare-elim.c (try_eliminate_compare): Also handle operands with
11186 implicit extensions.
11188 2012-04-25 Alan Modra <amodra@gmail.com>
11190 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
11191 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
11192 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
11193 (no_global_regs_above): Delete.
11194 (no_global_regs): New function.
11195 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
11196 value for load multiple test.
11197 (savres_routine_syms): Increase size.
11198 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
11199 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
11200 rather than a number of boolean flags. Update all callers.
11201 (rs6000_savres_routine_name): Generate vector save/restore names.
11202 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
11203 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
11204 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
11205 and using_store_multiple. Expand uses. Don't always use r11 as
11206 frame reg when needed for out-of-line saves. Set up initial offset
11207 for out-of-line vector saves when buying stack frame. Handle pointer
11208 reg setup for out-of-line fp save. Emit call to out-of-line vector
11209 save function. Choose r11 or r12 for vrsave reg when available for
11211 (rs6000_output_function_prologue): Don't emit .extern for ELF.
11212 (rs6000_emit_epilogue): Choose a better frame reg when restoring
11213 from back-chain to suit out-of-line vector restore functions. Emit
11214 call to out-of-line vector restore function. Adjust register used
11215 for cr restore. Tweak pointer register setup for gpr restore.
11216 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
11218 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
11219 (V_SAVE_INLINE): Define.
11220 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
11222 2012-04-25 Alan Modra <amodra@gmail.com>
11224 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
11225 out-of-line save/restore for large frames. Don't disable
11226 out-of-line saves on ABI_AIX when using static chain reg.
11227 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
11228 clobber static chain reg, and tweak for out-of-line gpr saves
11231 2012-04-25 Alan Modra <amodra@gmail.com>
11233 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
11234 (rs6000_emit_prologue): Use the above to catch register overlap.
11236 2012-04-25 Alan Modra <amodra@gmail.com>
11238 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
11239 decl. Move logic selecting update reg to callers. Update all callers.
11240 (rs6000_emit_allocate_stack): Add copy_off param.
11241 (emit_frame_save): Don't handle reg+reg addressing.
11242 (ptr_regno_for_savres): New function, extracted from..
11243 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
11244 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
11245 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
11246 frame offset adjustment for out-of-line save with copy from sp.
11247 Simplify condition controlling whether cr is saved early or
11248 late. Use ptr_regno_for_savres to verify correct reg is set
11249 up for out-of-line saves. Pass the actual pointer reg used to
11250 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
11251 function. Rearrange spe vars so code is similar to that
11252 elsewhere in this function. Don't update frame_off when spe
11253 save code will restore r11. Use emit_frame_save for spe and
11254 gpr saves. Consolidate darwin out-of-line gpr setup with that
11255 for other abis. Don't assume frame_offset is zero and frame
11256 reg is sp when setting up altivec reg saves, and calculate
11257 exact offset requirement.
11258 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
11259 spe restore code. Consolidate darwin out-of-line gpr setup
11260 with that for other abis.
11262 2012-04-25 Alan Modra <amodra@gmail.com>
11264 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
11265 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
11267 (emit_frame_save): Delete frame_ptr param. Rename total_size to
11269 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
11270 and emit_frame_save calls. Cope with possibly missing note.
11272 2012-04-24 Sriraman Tallam <tmsriram@google.com>
11274 * config/i386/i386.c (build_processor_model_struct): New function.
11275 (make_var_decl): New function.
11276 (fold_builtin_cpu): New function.
11277 (ix86_fold_builtin): New function.
11278 (make_cpu_type_builtin): New function.
11279 (ix86_init_platform_type_builtins): New function.
11280 (ix86_expand_builtin): Expand new builtins by folding them.
11281 (ix86_init_builtins): Make new builtins to detect CPU type.
11282 (TARGET_FOLD_BUILTIN): New macro.
11283 (IX86_BUILTIN_CPU_INIT): New enum value.
11284 (IX86_BUILTIN_CPU_IS): New enum value.
11285 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
11286 * config/i386/i386-builtin-types.def: New function type.
11287 * testsuite/gcc.target/builtin_target.c: New testcase.
11288 * doc/extend.texi: Document builtins.
11290 2012-04-24 Olivier Hainque <hainque@adacore.com>
11292 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
11293 * toplev.c (process_options): Default to dwarf_version 2.
11294 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
11295 and dwarf_version 2.
11297 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
11299 * tree-pretty-print.h (default_tree_printer): Do not declare.
11300 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
11302 (default_tree_diagnostic_starter): Make static.
11303 (default_tree_printer): Move to here. Make static.
11304 (tree_diagnostics_defaults): New.
11305 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
11306 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
11307 * toplev.c: Do not include tree-pass.h.
11308 (default_tree_printer): Move from here.
11309 (general_init): Use tree_diagnostics_defaults.
11311 2012-04-24 Chao-ying Fu <fu@mips.com>
11313 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
11314 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
11315 * config/mips/gnu-user.h
11316 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
11317 (GNU_USER_TARGET_LINK_SPEC): New define.
11318 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11319 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
11320 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
11321 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
11322 GNU_USER_TARGET_ENDFILE_SPEC.
11323 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
11324 (GNU_USER_TARGET_LINK_SPEC): New define.
11325 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11326 * config/mips/linux-common.h: New file.
11328 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11331 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
11332 (altivec_build_resolved_builtin): Call fully_fold_convert.
11334 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
11337 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
11339 2012-04-24 Richard Guenther <rguenther@suse.de>
11341 PR tree-optimization/53085
11342 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
11345 2012-04-24 Richard Guenther <rguenther@suse.de>
11347 * tree-if-conv.c (main_tree_if_conversion): Move bb under
11350 2012-04-24 Jim Meyering <meyering@redhat.com>
11352 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
11353 absence of an define_enum call.
11355 2012-04-24 Richard Guenther <rguenther@suse.de>
11357 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
11358 the epilogue loop is not re-used as unvectorized version
11359 record the its maximum number of iterations.
11361 2012-04-24 Andrew Pinski <apinski@cavium.com>
11363 * tree-ssa-forwprop.c (simplify_bitwise_binary):
11364 Don't directly use def1/def2.
11366 2012-04-24 Richard Guenther <rguenther@suse.de>
11368 PR tree-optimization/53098
11369 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
11372 2012-04-24 Andrew Pinski <apinski@cavium.com>
11375 * tree-ssa-forwprop.c (defcodefor_name): New function.
11376 (simplify_bitwise_binary): Use defcodefor_name instead of manually
11377 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
11378 Simplify "(~X | Y) & X" to "X & Y" and
11379 "(~X & Y) | X" to "X | Y".
11381 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11383 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
11384 validate_change to add clobbers if IN_GROUP is nonzero.
11385 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
11386 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
11388 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
11390 * config/s390/s390.c (insn_invalid_p): Likewise.
11392 2012-04-24 Jakub Jelinek <jakub@redhat.com>
11394 PR middle-end/53084
11395 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
11396 (output_addressed_constants): Likewise.
11398 PR middle-end/52999
11399 * varasm.c (get_section): Don't ICE for section conflicts with
11400 built-in section kinds.
11402 2012-04-23 DJ Delorie <dj@redhat.com>
11404 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
11405 (LIBSTDCXX): Change to CPP2.
11407 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
11410 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
11413 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
11415 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
11416 (*addsi_2_zext): Ditto.
11417 (*add<mode>_3): Ditto.
11418 (*addsi_3_zext): Ditto.
11419 (*add<mode>_5): Ditto.
11421 2012-04-23 Andrew Pinski <apinski@cavium.com>
11423 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
11424 (C & B) to (A OP0) & B.
11426 2012-04-23 Martin Jambor <mjambor@suse.cz>
11428 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
11429 temporaries created for a bitfield (reverting revision 122014).
11431 2012-04-23 Richard Guenther <rguenther@suse.de>
11433 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
11434 the condition using is_gimple_condexpr and avoid the not necessary
11436 (set_prologue_iterations): Likewise.
11437 (vect_loop_versioning): Likewise.
11439 2012-04-23 Richard Guenther <rguenther@suse.de>
11441 PR tree-optimization/53070
11442 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
11443 (main_tree_if_conversion): Verify we succeeded in that.
11445 2012-04-23 Jan Hubicka <jh@suse.cz>
11447 * lto-symtab.c (lto_cgraph_replace_node): Do not call
11448 mark_reahcable_node.
11449 * cgraph.c (cgraph_remove_node): Do not clear reachable.
11450 (cgraph_mark_reachable_node): Remove.
11451 (cgraph_mark_force_output_node): Do not set reachable.
11452 (dump_cgraph_node): Do not dump reachable.
11453 (cgraph_create_virtual_clone): Do not set reachable.
11454 * cgraph.h (cgraph_node): Remove reachable flag.
11455 (varpool_node): Remove reachable flag.
11456 (cgraph_mark_if_needed): Remove.
11457 (cgraph_mark_reachable_node): Remove.
11458 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
11459 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
11461 (cgraph_add_new_function): Likewise.
11462 (cgraph_mark_if_needed): Remove.
11463 (cgraph_analyze_function): Do not set target as reachable.
11464 (process_function_and_variable_attributes): Do not care about
11466 (cgraph_analyze_functions): Do not set reachable flags.
11467 (cgraph_mark_functions_to_output): Do not check reachability.
11468 (cgraph_copy_node_for_versioning): Do not set reachable flag.
11469 (dbxout_expand_expr): Update.
11470 * c-decl.c (merge_decls): Do not track changed externs.
11471 * ipa.c: Include pointer-set.h
11472 (enqueue_cgraph_node): Use reachable pointer set.
11473 (process_references): Likewise.
11474 (cgraph_remove_unreachable_nodes): Likewise.
11475 (whole_program_function_and_variable_visibility): Do not recompute
11477 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
11479 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
11481 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
11483 2012-04-23 Richard Guenther <rguenther@suse.de>
11486 * c-typeck.c (build_binary_op): Fix typo.
11488 2012-04-23 Jakub Jelinek <jakub@redhat.com>
11490 PR tree-optimizations/52891
11491 * tree-vect-patterns.c (adjust_bool_pattern): Use
11492 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
11493 but with non-standard precision.
11495 2012-04-22 Jan Hubicka <jh@suse.cz>
11497 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
11500 2012-04-22 Jan Hubicka <jh@suse.cz>
11502 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
11503 * cgraphbuild.c (record_reference, record_type_list, mark_address,
11504 mark_load, mark_store): Do not mark varpool nodes as needed.
11505 * cgraph.c (cgraph_new_nodes): Remove.
11506 (cgraph_create_function_alias): Do not mark nodes as reachable.
11507 (cgraph_add_thunk): Likewise.
11508 (cgraph_mark_reachable_node): Do not manage the queue.
11509 * cgraph.h (cgraph_node): Remove next_needed.
11510 (varpool_nodes_queue): Remove next_needed and prev_needed.
11511 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
11512 (cgraph_new_nodes): Declare.
11513 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
11514 (varpool_analyze_pending_decls): Remove.
11515 (varpool_analyze_node): New.
11516 (varpool_mark_needed_node): Remove.
11517 (varpool_first_variable, varpool_next_variable): New inlines.
11518 (varpool_first_static_initializer, varpool_next_static_initializer):
11520 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
11521 (varpool_first_defined_variable): New inline.
11522 (varpool_next_defined_variable): New inline
11523 (FOR_EACH_VARIABLE): Reimplement.
11524 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
11525 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
11527 * cgraphunit.c (cgraph_new_nodes): Declare here.
11528 (enqueue_node): New function.
11529 (cgraph_process_new_functions): update for new
11530 node set; when constructing cgraph enqueue node for processing.
11531 (cgraph_add_new_function): Use new node set.
11532 (process_function_and_variable_attributes): Do not set varpool needed
11534 (referred_to_p): New function.
11535 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
11536 when varpool is in construction.
11537 (cgraph_analyze_functions): Rewrite.
11538 (cgraph_expand_all_functions): Update.
11539 (cgraph_output_in_order): Do not analyze pending decls; do not set
11541 (cgraph_optimize): Do not analyze pending decls.
11542 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
11543 in other partition; do not mark node as needed.
11544 * dwarf2out.c (reference_to_unused): Use analyzed flag.
11545 (premark_types_used_by_global_vars_helper): Likewise.
11546 * ipa.c (process_references): Do not call varpool_mark_needed_node.
11547 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
11549 (function_and_variable_visibility): Do not mark node as needed.
11550 (whole_program_function_and_variable_visibility): Likewise.
11551 * Makefile.in (gt-varpool.h): No longer needed.
11552 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
11553 (ipa_write_summaries): Do not use needed flag.
11554 * varpool.c: Do not include gt-varpool.h
11555 (x_varpool_nodes_queue, x_varpool_last_needed_node,
11556 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
11557 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
11559 (varpool_remove_node): Do not update the lists.
11560 (dump_varpool_node): Do not dump needed flag.
11561 (varpool_enqueue_needed_node): Remove.
11562 (varpool_mark_needed_node): Remove.
11563 (varpool_reset_queue): Remove.
11564 (varpool_finalize_decl): Move to cgraphunit.c
11565 (varpool_analyze_node): New functions based on former
11566 varpool_analyze_pending_decls.
11567 (varpool_analyze_pending_decls): Remove.
11568 (varpool_assemble_decl): Do not update the lists.
11569 (enqueue_node): New function.
11570 (varpool_remove_unreferenced_decls): Rewrite.
11571 (varpool_empty_needed_queue): Remove.
11572 (add_new_static_var): Do not mark node as needed.
11573 (varpool_create_variable_alias): Handle expansion state
11575 * except.c (output_ttype): Do not mark node as needed.
11576 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
11577 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
11579 * tree-switch-conversion.c (build_one_array): Likewise.
11581 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
11584 * doc/invoke.texi (pedantic): Rename to Wpedantic.
11585 * common.opt (Wpedantic): New.
11586 (pedantic): Alias Wpedantic.
11587 * diagnostic.c (warning_at): Likewise.
11588 * c-decl.c (diagnose_mismatched_decls): Likewise.
11589 (build_array_declarator): Likewise.
11590 (mark_forward_parm_decls):
11591 (check_bitfield_type_and_width): Likewise.
11592 (grokdeclarator): Likewise.
11593 (grokfield): Likewise.
11594 (finish_struct): Likewise.
11595 (build_enumerator): Likewise.
11596 (store_parm_decls_oldstyle): Likewise.
11597 (declspecs_add_qual): Likewise.
11598 (declspecs_add_type): Likewise.
11599 (finish_declspecs): Likewise.
11600 * c-typeck.c (composite_type): Likewise.
11601 (comp_target_types): Likewise.
11602 (build_array_ref): Likewise.
11603 (pointer_diff): Likewise.
11604 (build_unary_op): Likewise.
11605 (build_conditional_expr): Likewise.
11606 (build_c_cast): Likewise.
11607 (convert_for_assignment): Likewise.
11608 (maybe_warn_string_init): Likewise.
11609 (digest_init): Likewise.
11610 (pop_init_level): Likewise.
11611 (set_init_index): Likewise.
11612 (c_finish_goto_label): Likewise.
11613 (c_finish_return): Likewise.
11614 (do_case): Likewise.
11615 (build_binary_op): Likewise.
11616 * c-parser.c (static): Likewise.
11617 (c_parser_external_declaration): Likewise.
11618 (c_parser_declaration_or_fndef): Likewise.
11619 (c_parser_static_assert_declaration_no_se): Likewise.
11620 (c_parser_enum_specifier): Likewise.
11621 (c_parser_struct_or_union_specifier): Likewise.
11622 (c_parser_struct_declaration): Likewise.
11623 (c_parser_alignas_specifier): Likewise.
11624 (c_parser_braced_init): Likewise.
11625 (c_parser_initelt): Likewise.
11626 (c_parser_compound_statement_nostart): Likewise.
11627 (c_parser_conditional_expression): Likewise.
11628 (c_parser_alignof_expression): Likewise.
11629 (c_parser_postfix_expression): Likewise.
11630 (c_parser_postfix_expression_after_paren_): Likewise.
11631 (c_parser_objc_class_instance_variables): Likewise.
11632 (c_parser_objc_method_definition): Likewise.
11633 (c_parser_objc_methodprotolist): Likewise.
11635 2012-04-22 Ian Lance Taylor <iant@google.com>
11637 * godump.c (go_output_typedef): Dump size of structs.
11639 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
11641 Correcting transform_to_exit_first_loop + fix to PR46886
11642 * tree-parloops.c (transform_to_exit_first_loop): Remove
11643 setting of number of iterations according to the loop pattern.
11644 Duplicate from entry to exit->src instead of loop->latch.
11645 (pallelize_loops): Remove the condition preventing do-while loops.
11646 * tree-cfg.c (bool bb_in_region_p): New.
11647 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
11648 Adjust redirection of the duplicated iteration.
11650 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11653 * rtl.def (ADDRESS): Use "i" rather than "w".
11654 * rtl.h (find_base_term): Delete.
11655 (may_be_sp_based_p): Declare.
11656 * rtl.c (rtx_code_size): Remove ADDRESS special case.
11657 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
11658 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
11659 * alias.c: ...here.
11660 (find_base_term): Make static.
11661 (may_be_sp_based_p): New function.
11662 * dse.c (record_store): Use it.
11663 * store-motion.c (store_killed_in_insn): Likewise.
11665 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11667 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
11669 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11672 * c-typeck.c (inform_declaration): New.
11673 (build_function_call_vec): Do not pretty-print
11674 expressions when caret is enabled.
11675 (convert_arguments): Use inform_declaration.
11677 2012-04-20 Jim Meyering <meyering@redhat.com>
11679 * genmodes.c (make_complex_modes): Don't truncate a mode name of
11680 length 7 or more when prepending a "C". Suggested by Richard Guenther.
11682 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11684 PR rtl-optimization/44214
11685 * fold-const.c (exact_inverse): New function.
11686 (fold_binary_loc): Fold vector and complex division by constant into
11687 multiply by recripocal with flag_reciprocal_math; fold vector division
11688 by constant into multiply by reciprocal with exact inverse.
11690 2012-04-20 Jan Hubicka <jh@suse.cz>
11692 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
11694 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
11695 (cgraph_remove_node): Update.
11696 (cgraph_mark_needed_node): Remove.
11697 (cgraph_mark_force_output_node): New.
11698 (dump_cgraph_node): Do not dump needed flag.
11699 (cgraph_node_cannot_be_local_p_1): Update.
11700 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
11701 * cgraph.h (symtab_node_base): Add force_output flag.
11702 (cgraph_node): Remove needed flag.
11703 (varpool_node): Remove force_output flag.
11704 (cgraph_mark_needed_node): Remove.
11705 (cgraph_mark_force_output_node): New.
11706 (cgraph_only_called_directly_or_aliased_p,
11707 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
11708 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
11709 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
11710 (cgraph_add_new_function): Update.
11711 (cgraph_mark_if_needed): Update.
11712 (verify_cgraph_node): Update.
11713 (cgraph_analyze_function): Alias target is reachable.
11714 (process_function_and_variable_attributes): Update: externally_visible
11715 flag makes function reachable.
11716 (cgraph_analyze_functions): Update dumping.
11717 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
11718 input_overwrite_node, input_varpool_node): Update streaming.
11719 * lto-streamer-out.c (produce_symtab): Use force_output.
11720 * ipa.c (process_references): Weakrefs must be processed.
11721 (cgraph_remove_unreachable_nodes): Likewise; update for new
11723 (varpool_externally_visible_p): Weakrefs are externally visible
11724 even if they are not.
11725 (function_and_variable_visibility): Update; when processing alias
11726 pair force the targets to be output.
11727 (whole_program_function_and_variable_visility): Use
11728 mark_reachable_node.
11729 * trans-mem.c (ipa_tm_mark_needed_node): Remove
11730 (ipa_tm_mark_force_output_node): New function.
11731 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
11732 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
11734 * varasm.c (mark_decl_referenced): Update.
11735 (find_decl_and_mark_needed): Remove.
11736 (find_decl): New function.
11737 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
11738 alias targets as needed.
11739 (dump_tm_clone_pairs): Update.
11740 * tree-inline.c (copy_bb): Update check.
11741 * symtab.c (dump_symtab_base): Dump force_output.
11742 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
11743 * passes.c (execute_todo): Fix dumping.
11744 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
11745 (varpool_analyze_pending_decls): Alias target is reachable.
11746 (varpool_create_variable_alias): Finalize weakrefs.
11748 2012-04-20 Jakub Jelinek <jakub@redhat.com>
11751 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
11752 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
11753 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
11754 macros instead of constants.
11755 * dse.c (record_store): Check for SP ADDRESS by comparing
11756 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
11757 XEXP to be stack_pointer_rtx.
11759 2012-04-20 Richard Guenther <rguenther@suse.de>
11761 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
11762 update_call_from_tree when propagating into a call.
11764 2012-04-20 Alan Modra <amodra@gmail.com>
11766 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
11767 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
11768 sp_offset to frame_off. Move world save code earlier.
11770 2012-04-20 Richard Guenther <rguenther@suse.de>
11772 PR tree-optimization/53050
11773 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
11774 Do only one transform on COND_EXPRs at the same time.
11776 2012-04-19 Jan Hubicka <jh@suse.cz>
11778 * symtab.c (dump_symtab_base): Revert accidental checkin.
11780 2012-04-20 Alan Modra <amodra@gmail.com>
11783 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
11784 static chain, set REST_INLINE_FPRS too.
11786 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
11788 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
11791 2012-04-20 Richard Guenther <rguenther@suse.de>
11793 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
11794 loops that can never run more often than the vectorization factor.
11796 2012-04-19 Jan Hubicka <jh@suse.cz>
11798 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
11800 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
11802 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
11804 2012-04-19 Jim Meyering <meyering@redhat.com>
11806 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
11807 We verified above that the string(including trailing NUL) fits in buf,
11808 so just use memcpy.
11810 2012-04-19 Richard Guenther <rguenther@suse.de>
11812 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
11813 for dumping DECL_SECTION_NAME.
11815 2012-04-19 Michael Matz <matz@suse.de>
11817 PR middle-end/52977
11818 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
11819 (struct tree_vector): Adjust GTY length.
11820 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
11822 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
11824 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
11825 caller emitted the length calulation already.
11826 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
11827 before handling any of the fields for structs.
11829 2012-04-19 Richard Guenther <rguenther@suse.de>
11831 PR tree-optimization/53031
11832 * tree-vrp.c (adjust_range_with_scev): Revert back to
11833 using max_loop_iterations.
11835 2012-04-19 Michael Matz <matz@suse.de>
11837 * diagnostic.c (emit_diagnostic): Move va_end call after user
11839 (warning, warning_at, pedwarn, permerror): Ditto.
11841 2012-04-19 Richard Guenther <rguenther@suse.de>
11843 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
11846 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
11849 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
11850 the case *(X+const).
11852 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11854 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
11856 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11859 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
11860 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
11862 2012-04-19 Richard Guenther <rguenther@suse.de>
11864 PR rtl-optimization/44688
11865 * loop-iv.c (determine_max_iter): Only return max_iter.
11866 (iv_number_of_iterations): Also use the recorded loop bound
11867 on the maximum number of iterations.
11868 * loop-unroll.c (decide_unroll_runtime_iterations): Use
11869 max_iter to avoid unrolling loops that do not roll.
11870 (decide_unroll_stupid): Likewise.
11872 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11874 * targhooks.c (default_case_values_threshold): Fix code style nit.
11876 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
11877 case range and type folding from here...
11878 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
11879 type, as documented in tree.def.
11881 2012-04-18 Jan Hubicka <jh@suse.cz>
11883 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
11885 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
11886 cgraph hash and same comdat groups.
11887 (cgraph_optimize): Verify symbol table.
11888 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
11889 (dissolve_same_comdat_group_list): Work on symtab nodes.
11890 (function_and_variable_visibility): Dissolve variable same comdat group
11892 * symtab.c: Include timevar.h
11893 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
11895 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11897 * tree-switch-conversion.c (info): Remove global pass info.
11898 (check_range, check_process_case, check_final_bb, create_temp_arrays,
11899 free_temp_arrays, gather_default_values, build_constructors,
11900 array_value_type, build_one_array, build_arrays, gen_def_assigns,
11901 fix_phi_nodes, gen_inbound_check): Pass info around from ...
11902 (process_switch): ... here. Unify message format. Return a const
11903 char pointer to the failure reason message.
11904 (do_switchconv): Unify message format. Update process_switch usage.
11906 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
11907 * tree-cfg.c (edge_to_cases): Fix documentation.
11909 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
11911 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
11913 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11915 PR tree-optimization/52976
11916 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
11917 (possibly_move_powi): New function.
11918 (rewrite_expr_tree): Call possibly_move_powi.
11919 (rewrite_expr_tree_parallel): Likewise.
11920 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
11921 call add_to_ops_vec instead.
11923 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11925 PR tree-optimization/52976
11926 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
11927 (decrement_power): Likewise.
11928 (propagate_op_to_single_use): Likewise.
11929 (zero_one_operation): Handle __builtin_pow* calls in linearized
11930 expression trees; factor logic into propagate_op_to_single_use.
11931 (undistribute_ops_list): Allow operands with repeat counts > 1.
11933 2012-04-18 Richard Guenther <rguenther@suse.de>
11935 PR tree-optimization/44688
11936 * cfgloop.h (record_niter_bound): Declare.
11937 * tree-ssa-loop-niter.c (record_niter_bound): Export.
11938 Update the estimation with the upper bound here...
11939 (estimate_numbers_of_iterations_loop): ... instead of here.
11940 Do not forcefully reset a recorded upper bound.
11941 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
11942 Record the maximum number of loop iterations of the prologue loop.
11944 2012-04-18 Jan Hubicka <jh@suse.cz>
11946 * lto-symtab.c (lto_cgraph_replace_node): Update.
11947 * cgraphbuild.c (record_reference, record_type_list,
11948 record_eh_tables, mark_address, mark_load, mark_store): Update.
11949 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
11950 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
11952 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
11953 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
11954 * reload.c: Fix typo in comment.
11955 * rtlanal.c: Likewise.
11956 * tree-emultls.c (gen_emutls_addr): Update.
11957 * ipa-reference.c (analyze_function): Update.
11958 * cgraphunit.c (cgraph_analyze_function,
11959 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
11961 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
11962 (ipa_remove_reference): Likewise.
11963 (ipa_remove_all_refering): Rename to ...
11964 (ipa_remove_all_referring): ... this one; update.
11965 (ipa_dump_references): Update.
11966 (ipa_dump_referring): Update.
11967 (ipa_clone_references): Update.
11968 (ipa_clone_refering): Rename to ...
11969 (ipa_clone_referring): ... this one; update.
11970 (ipa_ref_cannot_lead_to_return): Update.
11971 (ipa_ref_has_aliases_p): Update.
11972 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
11974 (ipa_ref_type): Remove.
11975 (ipa_ref_ptr_u): Remove.
11976 (ipa_ref): Remove referencing, refered, refered_index, refering_type
11977 and refered_type; add referring, referred and referred_index.
11978 (ipa_ref_list): Rename refering to referring.
11979 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
11980 ipa_clone_references, ipa_clone_referring): Update prototypes.
11981 * lto-cgraph.c (referenced_from_other_partition_p): Update.
11982 (lto_output_ref): Update.
11983 (add_references): Update.
11984 (input_varpool_node): Update.
11985 (input_refs): Update.
11986 * ipa-ref-inline.h (ipa_ref_node): Update.
11987 (ipa_ref_varpool_node): Update.
11988 (ipa_ref_referring_node): Update.
11989 (ipa_ref_referring_varpool_node): Update.
11990 (ipa_ref_referring_ref_list): Update.
11991 (ipa_ref_referred_ref_list): Update.
11992 (ipa_ref_list_first_referring): Update.
11993 (ipa_empty_ref_list): Update.
11994 (ipa_ref_list_refering_iterate): Rename to ...
11995 (ipa_ref_list_referring_iterate): ... this one.
11996 * cse.c: Update comment.
11997 * ipa-utils.c (ipa_reverse_postorder): Update.
11998 * tree-ssa-alias.c: Update.
11999 * ipa-inline.c (reset_edge_caches): Update.
12000 (update_caller_keys): Update.
12001 * ipa-inline.h: Update comments.
12002 * jump.c: Update comment.
12003 * alias.c: Likewise.
12004 * ipa.c (process_references): Update.
12005 (cgraph_remove_unreachable_nodes): Likewise.
12006 (ipa_discover_readonly_nonaddressable_var): Likewise.
12007 (cgraph_address_taken_from_non_vtable_p): Likewise.
12008 * trans-mem.c (ipa_tm_execute): Update.
12009 * simplify-rtx.c: Fix comment.
12010 * rtl.c: Fix comment.
12011 * symtab.c (symtab_unregister_node): Update.
12012 * varpool.c (dump_varpool_node): Update.
12013 (varpool_analyze_pending_decls): Update.
12014 (assemble_aliases): Update.
12015 (varpool_for_node_and_aliases): Update.
12017 2012-04-18 Richard Guenther <rguenther@suse.de>
12019 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
12020 use_undefined_p parameter.
12021 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
12022 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
12024 (estimate_numbers_of_iterations): Likewise.
12025 (estimated_loop_iterations): Adjust.
12026 (max_loop_iterations): Likewise.
12027 (scev_probably_wraps_p): Likewise.
12028 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
12029 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
12030 not max_loop_iterations.
12031 (execute_vrp): Remove explicit number of iterations estimation.
12033 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
12035 * config/i386/linux-common.h: New.
12037 * config.gcc: Add i386/linux-common.h before
12038 all i386/linux.h and i386/linux64.h usages.
12040 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
12041 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
12042 * config/i386/gnu-user64.h: Likewise.
12044 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
12045 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
12046 (GNU_USER_TARGET_MATHFILE_SPEC): New.
12047 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
12049 2012-04-18 Jan Hubicka <jh@suse.cz>
12051 * cgraph.c (cgraph_node_name): Remove.
12052 (dump_cgraph_node): Use dump_symtab_base; reformat.
12053 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
12054 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
12056 (cgraph_node_name, varpool_node_name): Remove.
12057 (cgraph_node_asm_name, varpool_node_asm_name,
12058 cgraph_node_name, varpool_node_name): New.
12059 * tree-pass.h (TODO_dump_cgraph): Rename to ...
12060 (TODO_dump_symtab): ... this one.
12061 * ipa-cp (pass_ipa_cp): Update.
12062 * ia-reference.c (generate_summary, read_write_all_from_decl,
12063 propagate, ipa_reference_read_optimization_summary): Update.
12064 * cgraphunit.c (cgraph_analyze_functions): Update.
12065 (cgraph_optimize): Update.
12066 * ipa-ref.c (ipa_dump_references): Update.
12067 (ipa_dump_refering): Update.
12068 * ipa-inline.c (pass_ipa_inline): Update.
12069 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
12070 * ipa.c (pass_ipa_function_visibility,
12071 pass_ipa_whole_program_visibility): Update.
12072 * tree-sra.c (pass_early_ipa_sra): Update.
12073 * symtab.c: Include langhooks.h
12074 (symtab_node_asm_name): New.
12075 (symtab_node_name): New.
12076 (symtab_type_names): New static var.
12077 (dump_symtab_base): New.
12078 (dump_symtab_node, dump_symtab): New.
12079 (debug_symtab_node, debug_symtab): New.
12080 * tree-ssa-structalias.c: Dump symbol table.
12081 * pases.c (execute_todo): Handle TODO_dump_symtab instead
12082 of TODO_dump_cgraph.
12083 * varpoo.c (varpool_node_name): Remove.
12084 (dump_varpool_node): Use dump_symtab_base; reformat.
12086 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12088 * doc/invoke.texi (Language Independent Options): @item should be
12091 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
12094 * rtl.c (rtx_code_size): Handle ADDRESS.
12096 2012-04-17 Tom de Vries <tom@codesourcery.com>
12098 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
12099 is not a STMT_LIST.
12101 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
12104 * config/i386/sync.md (atomic_<code><mode>): Rename to
12105 atomic_<logic><mode>.
12107 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
12109 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
12110 * alias.c (reg_base_value): Expand and update comment.
12111 (arg_base_value): New variable.
12112 (unique_id): Move up file.
12113 (unique_base_value, unique_base_value_p, known_base_value_p): New.
12114 (find_base_value): Use arg_base_value and known_base_value_p.
12115 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
12116 (find_base_term): Use known_base_value_p.
12117 (base_alias_check): Use unique_base_value_p.
12118 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
12119 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
12121 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
12123 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
12125 2012-04-17 Michael Matz <matz@suse.de>
12127 PR tree-optimization/18437
12128 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
12129 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
12130 (vect_check_strided_load): Declare.
12131 * tree-vect-data-refs.c (vect_check_strided_load): New function.
12132 (vect_analyze_data_refs): Use it to accept strided loads.
12133 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
12135 2012-04-17 Richard Guenther <rguenther@suse.de>
12137 PR middle-end/53011
12138 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
12139 loops when redirecting an entry or latch edge.
12141 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
12143 * sel-sched.c (sel_global_init): Revert previous change.
12145 2012-04-17 Richard Guenther <rguenther@suse.de>
12147 * tree-flow.h (array_at_struct_end_p): Move declaration ...
12148 * tree.h (array_at_struct_end_p): ... here.
12149 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
12150 * expr.c (array_at_struct_end_p): ... here. Rewrite.
12152 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
12154 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
12155 COST_TABLE): Remove.
12156 (estimate_case_costs): Remove.
12157 (expand_case): Do not call estimate_case_costs
12158 to set use_cost_table.
12159 (balance_case_nodes): Do not use use_cost_table.
12161 2012-04-16 Jan Hubicka <jh@suse.cz>
12163 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
12164 (hash_node, eq_node): Remove.
12165 (cgraph_create_node): Do not handle hashtable.
12166 (cgraph_get_node): Remove.
12167 (cgraph_insert_node_to_hashtable): Remove.
12168 (hash_node_by_assembler_name): Remove.
12169 (eq_assembler_name): Remove.
12170 (cgraph_node_for_asm): Rewrite.
12171 (cgraph_find_replacement_node): Break out from ...
12172 (cgraph_remove_node): ... here; do not maintain hashtables.
12173 (change_decl_assembler_name): Remove.
12174 (cgraph_clone_node): Do not maintain hashtables.
12175 * cgraph.h (const_symtab_node): New typedef.
12176 (cgraph_insert_node_to_hashtable): Remove.
12177 (symtab_get_node, symtab_node_for_asm,
12178 symtab_insert_node_to_hashtable): Declare.
12179 (cgraph_find_replacement_node): Declare.
12180 (cgraph_get_node, varpool_get_node): Turn into inlines.
12181 (cgraph, varpool): Work sanely on NULL pointers.
12182 (FOR_EACH_SYMBOL): New walker.
12183 * ipa-inline-transform.c (save_inline_function_body): Use
12184 symtab_insert_node_to_hashtable.
12185 * symtab.c: Include ggc.h and diagnostics.h
12186 (symtab_hash, assembler_name_hash): New static vars;
12187 (hash_node, eq_node, hash_node_by_assembler_name,
12188 eq_assembler_name, insert_to_assembler_name_hash,
12189 unlink_from_assembler_name_hash): New.
12190 (symtab_register_node): Update hashtables.
12191 (symtab_insert_node_to_hashtable): New.
12192 (symtab_unregister_node): Update hashtables.
12193 (symtab_get_node): New.
12194 (symtab_node_for_asm): New.
12195 (change_decl_assembler_name): New.
12196 * Makefile.in (symtab.o): Needs GTY.
12197 * varpool.c (varpool_hash): Remove.
12198 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
12199 (varpool_node): Rewrite using varpool_get_node.
12200 (varpool_remove_node): DO not maintain hashtables.
12201 (varpool_node_for_asm): Rewrite.
12203 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
12205 * doc/invoke.texi: Copy-edit to put verbs in the present tense
12206 when describing the current behavior of GCC.
12208 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
12210 * genemit.c (gen_exp): Remove ADDRESS handling.
12211 * genoutput.c (scan_operands): Likewise.
12212 * genpeep.c (match_rtx): Likewise.
12213 * genrecog.c (add_to_sequence): Likewise.
12215 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
12217 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
12219 2012-04-16 Martin Jambor <mjambor@suse.cz>
12221 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
12224 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
12227 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
12228 hints for 'A' operand types.
12230 2012-04-16 Jan Hubicka <jh@suse.cz>
12232 * cgraph.h (symtab_node_base): Add next and previous pointers.
12233 (cgraph_node): Remove next and preivous pointers.
12234 (varpool_node): Likewise; remove next/previous GTY marker;
12235 it is not type safe.
12236 (symtab_node_def): Update GTY marker
12237 (x_cgraph_nodes, cgraph_nodes): Remove.
12238 (symtab_nodes): New function.
12239 (cgraph_order): Rename to ...
12240 (symtab_order): ... this one.
12241 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
12243 (x_varpool_nodes, varpool_nodes): Remove.
12244 (FOR_EACH_STATIC_VARIABLE): Update.
12245 (symtab_function_p, symtab_variable_p): New function.
12246 (FOR_EACH_VARIABLE): Update.
12247 (varpool_first_variable, varpool_next_variable): New functions.
12248 (FOR_EACH_VARIABLE): Update.
12249 (cgraph_first_defined_function): Update.
12250 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
12251 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
12252 (cgraph_first_function, cgraph_next_function): New.
12253 (FOR_EACH_FUNCTION): Update.
12254 (cgraph_first_function_with_gimple_body,
12255 cgraph_next_function_with_gimple_body): Update.
12256 * symtab.c: New file.
12257 * cgraph.c: Update copyright dates.
12258 (x_cgraph_nodes, cgraph_order): Remove.
12259 (NEXT_FREE_NODE): Update.
12260 (SET_NEXT_FREE_NODE): New.
12261 (cgraph_create_node_1): Remove common code.
12262 (cgraph_create_node): Remove common code; call symtab_register_node.
12263 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
12264 (cgraph_add_asm_node): Update.
12265 (cgraph_clone_node): Register new node.
12266 * cgraphunit.c (process_function_and_variable_attributes): Update.
12267 (cgraph_analyze_functions): Update.
12268 (cgraph_analyze_functions): Update.
12269 (cgraph_output_in_order): Update.
12270 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
12272 * ipa-inline.c (recursive_inlining): Update.
12273 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
12274 * ipa.c (cgraph_remove_unreachable_nodes): Update.
12275 * Makefile.in: Add symtab.o
12276 * varpool.c (x_varpool_nodes): Remove
12277 (varpool_node): Remove common code; call symtab_register_node.
12278 (varpool_remove_node): Remove common code; call symtab_unregister_node.
12280 2012-04-16 Richard Guenther <rguenther@suse.de>
12282 PR middle-end/52977
12283 * tree.h (VECTOR_CST_NELTS): Adjust.
12284 (struct tree_vector): Add explicit length field.
12285 (make_vector_stat): Declare.
12286 (make_vector): Define.
12287 * tree.c (make_vector_stat): New function.
12288 (build_vector_stat): Use it.
12289 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
12291 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12293 PR tree-optimization/52976
12294 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
12295 (undistribute_ops_list): Ops with repeat counts aren't eligible for
12297 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
12299 2012-04-16 Jan Hubicka <jh@suse.cz>
12301 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
12303 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
12304 walkers to walk cgraph and varpool.
12305 * cgraph.c (cgraph_node_for_asm): Likewise.
12306 (dump_cgraph): Likewise.
12307 * value-prof.c (init_node_map): Likewise.
12308 * tree.c (free_lang_data_in_cgraph): Likewise.
12309 * tree-emutls.c: (ipa_lower_emutls): Likewise.
12310 * ipa-reference.c (generate_summary, propagate): Likewise.
12311 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
12312 cgraph_mark_functions_to_output, cgraph_output_in_order,
12313 output_weakrefs, cgraph_materialize_all_clones,
12314 cgraph_optimize): Likewise.
12315 * lto-cgraph.c (merge_profile_summaries): Likewise.
12316 (input_cgraph): Likewise.
12317 * ipa-pure-const.c (generate_summary): Likewise.
12318 (propagate): Likwise.
12319 * ipa-utils.c (ipa_reduced_postorder): Likewise.
12320 (ipa_free_postorder_info): Likewise.
12321 (ipa_reverse_postorder): Likewise.
12322 * ipa-inline.c (ipa_inline): Likewise.
12323 * matrix-reorg.c (find_matrices_decl): Likewise.
12324 (matrix_reorg): Likewise.
12325 * tree-vectorizer.c (increase_alignment): Likewise.
12326 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
12327 (function_and_variable_visibility): Likewise.
12328 (whole_program_function_and_variable_visibility): Likewise.
12329 (ipa_cdtor_merge): Likewise.
12330 * trans-mem.c (ipa_tm_execute): Likewise.
12331 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
12332 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
12333 (ipa_print_all_params): Likewise.
12334 (ipa_update_after_lto_read): Likewise.
12335 * tree-profie.c (tree_profiling): Likewise.
12336 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12337 * passes.c (dump_passes): Likewise.
12338 (do_per_function): Likewise.
12339 (ipa_write_summaries): Likewise.
12340 * varpool.c (dump_varpool): Likewise.
12341 (varpool_node_for_asm): Likewise.
12342 (varpool_assemble_pending_decls): Likewise.
12344 2012-04-16 Richard Guenther <rguenther@suse.de>
12346 PR tree-optimization/52975
12347 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
12348 condition but always mark it with TRUTH_NOT_EXPR.
12350 2012-04-16 Richard Guenther <rguenther@suse.de>
12352 PR tree-optimization/52975
12353 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
12354 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
12355 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
12356 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
12358 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
12360 * config/i386/sse.md (ssse3_plusminus): New code iterator.
12361 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
12362 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
12363 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
12364 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
12365 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
12366 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
12368 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
12369 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
12370 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
12371 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
12372 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
12373 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
12375 (xop_plus): New code iterator.
12376 (macs): New code attribute.
12378 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
12379 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
12381 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
12382 xop_plus code iterator.
12383 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
12384 xop_plus code iterator.
12385 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
12386 xop_plus code iterator.
12387 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
12388 xop_plus code iterator.
12390 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
12391 any_extend code iterator.
12392 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
12393 any_extend code iterator.
12394 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
12395 any_extend code iterator.
12396 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
12397 any_extend code iterator.
12398 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
12399 any_extend code iterator.
12400 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
12401 any_extend code iterator.
12403 2012-04-14 Tom de Vries <tom@codesourcery.com>
12405 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
12406 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
12407 DELETED_LABEL note, and move it to ...
12408 * cfgrtl.c (delete_insn): ... here. Change return type to void.
12409 (delete_insn_and_edges): Likewise.
12410 (delete_insn_chain): Handle new return type of delete_insn. Delete
12411 chain backwards rather than forwards.
12412 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
12414 * cfglayout.c (fixup_reorder_chain): Delete unused label.
12416 2012-04-14 Jan Hubicka <jh@suse.cz>
12418 * cgraph.h: Update copyrights;
12419 (symtab_node): Turn to union typedef.
12420 (symtab_node_base): New structure.
12421 (symtab_type): Add SYMTAB_SYMBOL tag.
12422 (cgraph_node): Annotate some pinters with nested_ptr.
12423 (varpool_node): Likewise.
12424 (cgraph_local_info): Remove lto_file_data
12425 and externally_visible.
12426 (cgraph_node): Remove decl; same_comdat_group list;
12427 aux; ref_list; order; address_taken; reachable_from_other_parittion,
12428 in_other_partition; resolution.
12429 (varpool_node): Remove decl; same_comdat_group;
12430 ref_list; lto_file_data; aux; order; resolution; externally_visible;
12431 used_from_other_partition; in_other_partition.
12432 (symtab_node_def): New union.
12433 (cgraph, varpool): Update.
12434 (varpool_first_static_initializer, varpool_next_static_initializer,
12435 cgraph_only_called_directly_or_aliased_p,
12436 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
12437 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
12438 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
12440 * cgraph.c: Likewise.
12441 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
12442 * cgraphbuild.c: Likewise.
12443 * lto-symtab.c: Likewise.
12444 * c-gimplify.c: Likewise.
12445 * value-prof.c: Likewise.
12446 * tree.c: Likewise.
12447 * ipa-cp.c: Likewise.
12448 * tree-emutls.c: Likewise.
12449 * ipa-inline-transform.c: Likwise.
12450 * ipa-reference.c: Likewise.
12451 * cgraphunit.c: Likewise.
12452 * ipa-ref.c: Likewise.
12453 * lto-cgraph.c: Likewise.
12454 * ipa-ref-inline.h: Likewise.
12455 * ipa-pure-const.c: Likewise.
12456 * lto-streamer-out.c: Likewise.
12457 * ipa-utils.c: Likewise.
12458 * ipa-inline.c: Likewise.
12459 * matrix-reorg.c: Likewise.
12460 * tree-eh.c: Likewise.
12461 * tree-vectorizer.c: Likewise.
12462 * ipa-split.c: Likewise.
12464 * trans-mem.c: Likewise.
12465 * ipa-inline-analysis.c: Likewise.
12466 * gimplify.c: Likewise.
12467 * cfgexpand.c: Likewise.
12468 * tree-sra.c: Likewise.
12469 * ipa-prop.c: Likewise.
12470 * varasm.c: Likewise.
12471 * tree-nested.c: Likewise.
12472 * tree-inline.c: Likewise.
12473 * tree-profile.c: Likewise.
12474 * tree-ssa-structalias.c: Likewise.
12475 * passes.c: Likewise.
12476 * varpool.c: Likewise.
12478 2012-04-14 Tom de Vries <tom@codesourcery.com>
12480 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
12481 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
12482 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
12484 (gsi_advance_fw_nondebug_nonlocal): New function.
12485 (local_def): Removed function.
12486 (same_succ_hash): Use stmt_local_def.
12487 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
12488 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
12490 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
12492 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
12493 and __ILP32__ for x32.
12495 2012-04-13 Martin Jambor <mjambor@suse.cz>
12497 PR middle-end/52939
12498 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
12499 fold_ctor_reference returns a zero constant.
12501 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
12503 * config.gcc: Add i386/gnu-user-common.h before all
12504 i386/gnu-user.h and i386/gnu-user64.h usages.
12506 * config/i386/gnu-user-common.h: New.
12508 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
12509 (CC1_SPEC): Likewise.
12510 (ENDFILE_SPEC): Likewise.
12511 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
12512 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
12513 (TARGET_OS_CPP_BUILTINS): Likewise.
12514 (LIBGCC2_HAS_TF_MODE): Likewise.
12515 (LIBGCC2_TF_CEXT): Likewise.
12516 (TF_SIZE): Likewise.
12517 (TARGET_ASM_FILE_END): Likewise.
12518 (STACK_CHECK_MOVING_SP): Likewise.
12519 (STACK_CHECK_STATIC_BUILTIN): Likewise.
12520 * config/i386/gnu-user64.h: Likewise.
12522 2012-04-13 Martin Jambor <mjambor@suse.cz>
12524 * expr.c (expand_expr_real_1): Pass type, not the expression, to
12525 set_mem_attributes for a memory temporary. Do not call the function
12526 for the memory temporary created for a bitfield.
12528 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12531 * df.h (enum debug_temp_where): New.
12532 (dead_debug_init, dead_debug_finish) Declare.
12533 (dead_debug_add, dead_debug_insert_temp): Declare.
12534 (struct dead_debug_use, struct dead_debug): Moved from...
12535 * df-problems.c: ... here.
12536 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
12538 (df_create_unused_note): Likewise.
12539 (df_set_dead_notes_for_mw): Move comment where it belongs.
12540 (dead_debug_init): Export.
12541 (dead_debug_reset_uses): New, factored out of...
12542 (dead_debug_finish): ...this. Export.
12543 (dead_debug_reset): Remove.
12544 (dead_debug_add): Export.
12545 (dead_debug_insert_before): Rename to...
12546 (dead_debug_insert_temp): ... this. Add where argument. Export.
12547 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
12548 Return insertion count.
12549 (df_note_bb_compute): Adjust.
12550 * dce.c (word_dce_process_block): Adjust dead debug uses.
12551 (dce_process_block): Likewise.
12553 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12555 * df-problems.c (df_note_bb_compute): Do not take note of
12556 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
12558 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12561 * var-tracking.c (expand_depth): New type.
12562 (onepart_aux, expand_loc_callback_data): Change depth type to it.
12563 (loc_exp_dep_alloc): Adjust initializer.
12564 (update_depth): Use new type. Add entryvals.
12565 (vt_expand_var_loc_chain): Take note of expansions with
12566 ENTRY_VALUEs, but don't accept them right away. Run an optional
12567 second pass accepting the minimum ENTRY_VALUE count found in the
12569 (vt_expand_loc_callback, INIT_ELCD): Adjust.
12571 2012-04-13 Tom de Vries <tom@codesourcery.com>
12573 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
12574 parameters vuse and vuse_escaped.
12575 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
12576 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
12579 2012-04-13 Richard Guenther <rguenther@suse.de>
12581 PR tree-optimization/52969
12582 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
12583 the condition for the COND_EXPR and handle predicate negation
12584 by swapping the COND_EXPR arms.
12586 2012-04-13 Nick Clifton <nickc@redhat.com>
12588 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
12589 TODO_dump_func flag.
12591 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
12593 PR rtl-optimization/52203
12594 PR rtl-optimization/52715
12596 Revert the 2012-03-07 fix for PR 52203.
12597 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
12598 the insn does not modify DFA right before issuing, adjust
12599 issue_rate accordingly.
12601 2012-04-13 Richard Guenther <rguenther@suse.de>
12604 * c-typeck.c (pointer_diff): Remove bogus assert.
12606 2012-04-13 Richard Guenther <rguenther@suse.de>
12609 * convert.c (convert_to_pointer): Remove special-casing of zero.
12611 2012-04-13 Joey Ye <joey.ye@arm.com>
12613 * config/arm/constraints.md (Pe): New constraint.
12614 * config/arm/arm.md: New split for imm 256-510.
12616 2012-04-13 Terry Guo <terry.guo@arm.com>
12618 * config/arm/arm-cores.def: Added core cortex-m0plus.
12619 * config/arm/arm-tune.md: Regenerated.
12620 * config/arm/arm-tables.opt: Regenerated.
12621 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
12623 2012-04-13 Alan Modra <amodra@gmail.com>
12626 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
12627 tie regs on destination of sets. Delete forward declaration.
12628 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
12629 (rs6000_emit_prologue): Likewise.
12630 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
12632 (is_mem_ref): Use tie_operand to recognise stack ties.
12633 * config/rs6000/predicates.md (tie_operand): New.
12634 * config/rs6000/rs6000.md (restore_stack_block): Generate new
12636 (restore_stack_nonlocal): Likewise.
12637 (stack_tie): Update.
12638 (frame_tie): Delete.
12640 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12642 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
12643 HOST_WIDE_INT_PRINT_DEC in format strings.
12645 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
12648 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
12649 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
12650 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
12651 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
12652 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
12653 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
12654 avx2_permvarv8si using VI4F_256 mode iterator.
12655 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
12656 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
12657 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
12658 gen_avx2_permvarv8sf.
12659 (expand_vec_perm_pshufb): Ditto.
12661 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12664 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
12665 the list of options to enable the FCFID instruction.
12666 (TARGET_EXTRA_BUILTINS): Adjust comment.
12668 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12670 PR tree-optimization/18589
12671 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
12672 (operand_entry): Add count field.
12673 (add_repeat_to_ops_vec): New function.
12674 (completely_remove_stmt): Likewise.
12675 (remove_def_if_absorbed_call): Likewise.
12676 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
12677 (acceptable_pow_call): New function.
12678 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
12679 entries with repeat counts when found.
12680 (repeat_factor_d): New struct and associated typedefs.
12681 (repeat_factor_vec): New static vector variable.
12682 (compare_repeat_factors): New function.
12683 (get_reassoc_pow_ssa_name): Likewise.
12684 (attempt_builtin_powi): Likewise.
12685 (reassociate_bb): Call attempt_builtin_powi.
12686 (fini_reassoc): Two new calls to statistics_counter_event.
12688 2012-04-12 Richard Guenther <rguenther@suse.de>
12690 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
12691 * cgraph.h (tree_rest_of_compilation): Remove.
12692 * cgraph.c (cgraph_add_new_function): Move ...
12693 * cgraphunit.c (cgraph_add_new_function): ... here.
12694 (tree_rest_of_compilation): Make static.
12695 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
12696 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
12697 gate_all_early_local_passes, execute_all_early_local_passes,
12698 pass_early_local_passes, gate_all_early_optimizations,
12699 pass_all_early_optimizations): Move ...
12700 * passes.c (gate_all_optimizations, pass_all_optimizations,
12701 gate_all_early_local_passes, execute_all_early_local_passes,
12702 pass_early_local_passes, gate_all_early_optimizations,
12703 pass_all_early_optimizations): ... here.
12704 * tree-optimize.c (execute_free_datastructures): Remove.
12705 * tree-flow.h (execute_free_datastructures): Remove.
12706 * tree-optimize.c (execute_init_datastructures,
12707 pass_init_datastructures): Move ...
12708 * tree-ssa.c (execute_init_datastructures,
12709 pass_init_datastructures): ... here.
12710 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
12711 execute_free_datastructures.
12713 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
12715 * dbgcnt.def (ira_move): New counter.
12716 * ira-int.h (ira_create_new_reg): Declare function.
12717 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
12718 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
12719 no longer static. All callers changed.
12720 * ira.c: Include "dbgcnt.h".
12721 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
12722 move_unallocated_pseudos): New static functions.
12723 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
12724 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
12725 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
12726 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
12727 to the pseudos generated in find_moveable_pseudos.
12728 * Makefile.in (ira.o): Add $(DBGCNT_H).
12730 2012-04-12 Richard Guenther <rguenther@suse.de>
12732 PR tree-optimization/52943
12733 * tree-chrec.h (chrec_is_positive): Remove.
12734 * tree-scalar-evolution.c (chrec_is_positive): Move ...
12735 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
12736 Return false for a constant zero instead of negative.
12737 (analyze_siv_subscript_cst_affine): Handle zero difference
12738 in the initial condition explicitely.
12740 2012-04-12 Richard Guenther <rguenther@suse.de>
12742 * tree-parloops.c (parallelize_loops): Also consult the upper
12743 bound for the number of iterations.
12744 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12745 (loop_prefetch_arrays): Likewise.
12747 2012-04-12 Richard Guenther <rguenther@suse.de>
12749 * cfgloop.h (estimated_loop_iterations_int): Ditch
12750 'conservative' parameter.
12751 (max_stmt_executions_int): Likewise.
12752 (estimated_loop_iterations): Likewise.
12753 (max_stmt_executions): Likewise.
12754 (max_loop_iterations): Declare.
12755 (max_loop_iterations_int): Likewise.
12756 (estimated_stmt_executions): Likewise.
12757 (estimated_stmt_executions_int): Likewise.
12758 * tree-ssa-loop-niter.c (estimated_loop_iterations):
12760 (max_loop_iterations): ... this.
12761 (estimated_loop_iterations_int): Split parts to ...
12762 (max_loop_iterations_int): ... this.
12763 (max_stmt_executions_int): Split parts to ...
12764 (estimated_stmt_executions_int): ... this.
12765 (max_stmt_executions): Split parts to ...
12766 (estimated_stmt_executions): ... this.
12767 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
12768 * predict.c (predict_loops): Likewise.
12769 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
12770 (analyze_siv_subscript_cst_affine): Likewise.
12771 (compute_overlap_steps_for_affine_1_2): Likewise.
12772 (analyze_subscript_affine_affine): Likewise.
12773 (init_omega_for_ddr_1): Likewise.
12774 * tree-parloops.c (parallelize_loops): Likewise.
12775 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12776 (may_eliminate_iv): Likewise.
12777 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12778 (loop_prefetch_arrays): Likewise.
12779 * tree-vrp.c (adjust_range_with_scev): Likewise.
12781 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
12783 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
12784 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
12786 (dump_table): Use bool type for need_align and have_df variables.
12787 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
12788 (regs_used): Remove register modifier.
12789 (barrier_align): Move variables slot, credit, jump_to_next
12790 into if block above for loop. Use bool type for jump_to_next.
12791 (sh_function_arg): Use NULL_RTX instead of 0.
12793 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
12795 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
12796 (bswapsi2): New expander.
12798 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12800 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
12801 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
12803 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12805 PR rtl-optimization/52876
12806 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
12807 Don't call mark_reg_pointer for incompatible pointer sign extension.
12809 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
12812 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12814 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
12815 comparisons against TYPE_PRECISION.
12816 * tree-ssa-forwprop.c (combine_conversions): Likewise.
12818 2012-04-11 Xinliang David Li <davidxl@google.com>
12820 * tree-passes.h: Remove TODO_dump_func.
12821 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
12822 * trans-mem.c: Remove TODO_dump_func.
12823 * ira.c: Remove TODO_dump_func.
12825 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12827 * config/i386/i386.c (ix86_option_override_internal): Check
12828 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
12829 after TARGET_64BIT is updated.
12831 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12833 * config/sh/sh.h: Remove old secondary reload code.
12835 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12837 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
12838 (ready_reorder): ... this function.
12840 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12842 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
12845 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
12846 insns so that no other insn is queued for a time before them.
12848 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
12851 2012-04-11 Richard Guenther <rguenther@suse.de>
12853 PR middle-end/52621
12854 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
12855 consider loop nesting.
12856 (evolution_function_is_univariate_p): Properly check the remainder
12859 2012-04-11 Richard Guenther <rguenther@suse.de>
12861 PR middle-end/52918
12862 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
12864 2012-04-11 Nick Clifton <nickc@redhat.com>
12866 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
12867 information, if requested.
12869 * config/rx/rx.c (rx_expand_prologue): Likewise.
12871 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
12872 Michael Matz <matz@suse.de>
12875 * rtlanal.c (unsigned_reg_p): New function.
12876 Update copyright notice dates.
12877 * rtl.h (unsigned_reg_p): Prototype it.
12878 Update copyright notice dates.
12879 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
12881 * expr.c (expand_expr_real_1): Set register attributes.
12882 * stmt.c (expand_case): Likewise.
12884 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12887 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
12888 consider_sh2a and allow_zero.
12889 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
12890 (disp_addr_displacement): New function.
12891 (sh_address_cost): Use disp_addr_displacement function instead
12892 of DISP_ADDR_OFFSET.
12893 (sh_legitimate_address_p): Adapt to changed
12894 sh_legitimate_index_p declaration.
12895 (sh_find_mov_disp_adjust): Remove HImode check.
12896 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
12897 disp_addr_displacement and max_mov_insn_displacement.
12898 (max_mov_insn_displacement): Remove HImode check.
12899 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
12900 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
12901 * config/sh/constraints.md (K05, K13): New constraints.
12902 (K12): Correct comment.
12903 (Sdd): Do not use DISP_ADDR_P macro.
12904 (Snd, Sbw): Use satisfies_constraint_Sdd.
12905 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
12906 (*extendhisi2_compact, movhi_i): Remove.
12907 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
12908 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
12909 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
12910 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
12911 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
12912 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
12913 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
12915 Add new peepholes for HImode displacement addressing.
12917 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12919 * config/sh/sh.h (SIDI_OFF): Remove.
12920 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
12921 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
12922 or operand_subword.
12924 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
12927 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
12928 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
12929 * doc/md.texi (Standard Names): Add bswap.
12930 * builtin-types.def (BT_UINT16): New primitive type.
12931 (BT_FN_UINT16_UINT16): New function type.
12932 * builtins.def (BUILT_IN_BSWAP16): New.
12933 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
12934 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
12935 expand_builtin_bswap.
12936 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
12937 (fold_builtin_1): Likewise.
12938 (is_inexpensive_builtin): Likewise.
12939 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
12940 missing bits for bswap to libcall code.
12941 * tree.c (build_common_tree_nodes): Build uint16_type_node.
12942 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
12943 (uint16_type_node): New define.
12944 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
12945 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
12947 (rs6000_init_builtins): Likewise.
12948 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
12950 2012-04-11 Tristan Gingold <gingold@adacore.com>
12952 * doc/extend.texi (Type Attributes): Move paragraph.
12954 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
12957 * diagnostic.h (show_caret): Declare.
12958 (caret_max_width): Declare.
12959 (diagnostic_show_locus): Declare.
12960 * diagnostic.c (diagnostic_initialize): Initialize to false.
12961 (diagnostic_show_locus): New.
12962 (diagnostic_report_diagnostic): Call it.
12963 (getenv_columns): New.
12964 (adjust_line): New.
12965 (diagnostic_set_caret_max_width): New.
12966 * input.c (read_line): New.
12967 (location_get_source_line): New.
12968 * input.h (location_get_source_line): Declare.
12969 * toplev.c (general_init): Initialize show_caret from options.
12970 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
12971 * opts.c (common_handle_option): Likewise.
12972 * pretty-print.h (pp_get_prefix): New.
12973 (pp_base_get_prefix): New.
12974 * common.opt (fdiagnostics-show-caret): New option.
12975 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
12977 2012-04-11 Richard Guenther <rguenther@suse.de>
12979 PR rtl-optimization/52881
12980 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
12982 2012-04-11 Richard Guenther <rguenther@suse.de>
12984 PR tree-optimization/52912
12985 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
12986 manipulation code we are threading through a loop header
12987 to an exit destination.
12989 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12991 * tree.h (warn_if_unused_value): Move declaration from here.
12992 * stmt.c (warn_if_unused_value): Move definition from here.
12994 2012-04-10 Michael Matz <matz@suse.de>
12996 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
12998 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
12999 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
13000 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
13001 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
13002 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
13003 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
13004 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
13005 (vect_record_strided_load_vectors): Rename to
13006 vect_record_grouped_load_vectors.
13007 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
13008 Rename use of above macros.
13009 (vect_verify_datarefs_alignment): Ditto.
13010 (vector_alignment_reachable_p): Ditto.
13011 (vect_peeling_hash_get_lowest_cost): Ditto.
13012 (vect_enhance_data_refs_alignment): Ditto.
13013 (vect_analyze_group_access): Ditto and rename stride to groupsize.
13014 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
13015 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
13016 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
13017 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
13018 (vect_record_strided_load_vectors): Rename to
13019 vect_record_grouped_load_vectors.
13020 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
13021 (destroy_loop_vec_info): Ditto.
13022 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
13023 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
13024 (vect_analyze_slp): Ditto.
13025 (new_bb_vec_info): Ditto.
13026 (destroy_bb_vec_info): Ditto.
13027 (vect_schedule_slp_instance): Ditto and rename strided_store to
13029 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
13030 vect_cost_group_size.
13031 (vect_model_store_cost): Rename use of above macros and call
13032 to vect_cost_strided_group_size.
13033 (vect_model_load_cost): Ditto.
13034 (vectorizable_store): Ditto, rename strided_store to grouped_store
13035 and calls to renamed tree-vectorizer.h functions.
13036 (vectorizable_load): Ditto.
13037 (vect_transform_stmt): Rename use of above macros and strided_store
13040 2012-04-10 Jan Hubicka <jh@suse.cz>
13042 * cgraph.h: Remove misledaing comment on ipa-ref.h.
13043 (symtab_type): New enum.
13044 (symtab_node): New structure.
13045 (cgraph_node, varpool_node): Add symbol base type.
13046 (cgraph, varpool): New accestor functions.
13047 * cgraph.c (cgraph_create_node_1): Set symbol type.
13048 * varpool.c (varpool_node): Set symbol type.
13050 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
13051 Richard Sandiford <rdsandiford@googlemail.com>
13053 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
13055 2012-04-10 Richard Guenther <rguenther@suse.de>
13057 PR middle-end/52888
13058 * gimple-low.c (gimple_check_call_args): Properly account for
13059 compatible aggregate types.
13061 2012-04-10 Richard Guenther <rguenther@suse.de>
13063 * toplev.h (tree_rest_of_compilation): Remove.
13064 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13065 * cgraph.h (tree_rest_of_compilation): Declare.
13066 * tree-optimize.c (tree_rest_of_compilation): Move ...
13067 * cgraphunit.c (tree_rest_of_compilation): ... here.
13068 * cgraph.c (cgraph_add_new_function): Adjust.
13069 * Makefile.in (tree-optimize.o): Adjust.
13070 (cgraphunit.o): Likewise.
13072 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
13074 PR tree-optimization/52870
13075 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
13076 presumed pattern statement is within the same loop or basic block.
13078 2012-04-10 Tristan Gingold <gingold@adacore.com>
13080 * gengtype.c (main): Make uintptr_t a known type.
13082 2012-04-10 Richard Guenther <rguenther@suse.de>
13084 * tree-pass.h (tree_lowering_passes): Remove.
13085 * tree-optimize.c (tree_lowering_passes): Remove.
13086 * cgraph.c (cgraph_add_new_function): Inline relevant parts
13087 of tree_lowering_passes, avoid redundant call of early local passes.
13088 * cgraphunit.c (cgraph_lower_function): Fold into ...
13089 (cgraph_analyze_function): ... its single caller. Inline
13090 relevant parts of tree_lowering_passes.
13092 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
13095 * config/pa/pa.opt: Remove SIO and GNU_LD.
13097 2012-04-09 Jan Hubicka <jh@suse.cz>
13102 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
13103 boundary, add its target too.
13104 * lto.c (add_references_to_partition): Add also aliased nodes.
13105 (add_cgraph_node_to_partition,
13106 add_varpool_node_to_partition): Work on nodes, not functions/variables;
13107 when adding alias, add also the aliased object.
13109 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
13112 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
13113 VOIDmode immediate operands.
13114 * config/i386/constraints.md (Wz): New constraint.
13115 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
13117 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
13120 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
13121 the DECL generated for the special GOT helper.
13123 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
13125 * config/sh/constraints.md: Update list of constraints in
13127 (Sr0): Remove unused memory constraint.
13129 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13131 * tree-pretty-print.h: Update comment.
13133 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
13135 * config/sh/sh.md: Use braced string notation where applicable.
13136 (*prefetch_i4, prefetch_m2a): Merge into ...
13137 (*prefetch): ... this new insn.
13139 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13141 * config/sh/sh.h (high_life_started): Remove
13142 * config/sh/predicates.md (general_movdst_operand): Use
13143 'reload_in_progress' instead of 'high_life_started'.
13144 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
13145 divsi_inv_fp): Likewise.
13147 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13149 * config/sh/sh-protos.h (prepare_move_operands): Return void
13151 * config/sh/sh.c (prepare_move_operands): Likewise.
13152 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
13154 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13156 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
13157 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
13158 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
13159 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
13160 commutative_float_operator, noncommutative_float_operator,
13161 sh_handle_pragma): Remove.
13163 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
13165 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
13166 Use @option markup on command-line options. Use @samp markup on
13167 literal keywords to options. Use @code markup on code fragments.
13168 Use other markup in preference to quotation marks in the text.
13169 Add markup to some passages without any.
13171 2012-04-06 Mike Stump <mikestump@comcast.net>
13173 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
13175 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13177 * config/sh/sh.c (hi_const): Remove.
13178 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
13181 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13183 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
13185 * config/sh/sh.c (sh_expand_t_scc): Likewise.
13186 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
13187 calling sh_expand_t_scc.
13189 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13191 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
13192 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
13193 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
13194 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
13195 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
13196 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
13197 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
13198 sh2a_is_function_vector_call): Use bool as return type.
13199 (sh_pass_in_reg_p): Remove.
13200 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
13201 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
13202 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
13203 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
13204 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
13205 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
13206 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
13207 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
13208 sh_loads_bankedreg_p): Use bool as return type.
13209 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
13210 'register' modifier.
13212 2012-04-06 Matt Turner <mattst88@gmail.com>
13214 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
13216 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
13218 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
13219 of the destination isn't also a FP_REGS register.
13221 2012-04-05 Teresa Johnson <tejohnson@google.com>
13222 H.J. Lu <hongjiu.lu@intel.com>
13224 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
13225 * config/i386/i386.md (move immediate to memory peephole2):
13226 Add cases for HImode move when LCP stall avoidance is needed.
13227 * config/i386/i386.c (initial_ix86_tune_features): Initialize
13228 X86_TUNE_LCP_STALL entry.
13230 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
13234 CONST_INT operands, zero-extended with AND.
13236 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
13239 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
13240 first argument instead of mode size. Move displacement calculations
13242 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
13243 ... these new functions.
13244 (disp_adjust): Remove max_mov_disp field.
13245 (sh_legitimate_index_p): Use max_mov_insn_displacement and
13246 mov_insn_alignment_mask.
13247 (sh_address_cost): Use max_mov_insn_displacement.
13249 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
13251 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
13252 (arch_enabled): Handle new arch types.
13253 (one_cmpldi2): Add NEON support.
13255 2012-04-05 Richard Guenther <rguenther@suse.de>
13257 * gimple.c (walk_gimple_op): Compute val_only for the LHS
13258 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
13259 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
13260 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
13261 ... here and make static.
13262 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
13265 2012-04-05 Richard Guenther <rguenther@suse.de>
13267 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
13268 basic-block before removing it.
13270 2012-04-05 Richard Guenther <rguenther@suse.de>
13272 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
13273 version namespace as we release the freelist.
13275 2012-04-05 Richard Guenther <rguenther@suse.de>
13277 * tree-nrv.c (tree_nrv): Release VDEFs.
13278 * tree-sra.c (sra_modify_constructor_assign): Likewise.
13279 (sra_modify_assign): Likewise.
13280 * tree-vect-stmts.c (vect_remove_stores): Likewise.
13281 * tree-vect-loop.c (vect_transform_loop): Likewise.
13282 * tree-ssa-dom.c (optimize_stmt): Likewise.
13283 * tree-vect-slp.c (vect_schedule_slp): Likewise.
13284 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
13286 2012-04-05 Richard Guenther <rguenther@suse.de>
13288 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
13290 * gimple.h (gsi_remove): Adjust.
13291 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
13292 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
13293 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
13294 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
13295 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
13296 * tree-ssa-pre.c (eliminate): Likewise.
13298 2012-04-04 Mike Stump <mikestump@comcast.net>
13300 * doc/rtl.texi (const_double): Document as sign-extending.
13301 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
13302 * emit-rtl.c (immed_double_int_const): Refine to state the
13304 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
13305 CONST_DOUBLE integers.
13306 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
13307 negative values are converted. Fix conversions bigger than
13308 HOST_BITS_PER_WIDE_INT.
13309 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
13310 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
13311 * explow.c (plus_constant_mode): Add.
13312 (plus_constant): Implement with plus_constant_mode.
13313 * rtl.h (plus_constant_mode): Add.
13315 2012-04-04 Richard Guenther <rguenther@suse.de>
13317 PR tree-optimization/52808
13318 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
13319 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
13321 2012-04-04 Tristan Gingold <gingold@adacore.com>
13323 * expr.c (expand_expr_real_2): Handle larger sizetype in
13326 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13328 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
13329 to m2a-single instead of m2e.
13331 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13333 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
13334 Change type of BITOFFSET to signed. Make sure the lower bound of
13335 the computed range is non-negative by adjusting OFFSET and BITPOS.
13336 (expand_assignment): Adjust call to get_bit_range.
13338 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
13340 * h8300/h8300.c (h8300_current_function_monitor_function_p):
13341 New function. Added to check monitor functions.
13342 (h8300_option_override): Modified to generate error/warning
13343 messages for invalid combinations of different command line
13345 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
13346 save EXR on stack for monitor function in case of H8S target
13347 when "-mno-exr" is passed.
13348 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
13350 * doc/invoke.texi: Document H8S options.
13352 2012-04-03 Tristan Gingold <gingold@adacore.com>
13354 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
13355 of gcc_AC_FUNC_MMAP_BLACKLIST.
13356 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
13357 * Makefile.in (aclocal_deps): Add mmap.m4.
13358 * configure: Regenerate.
13359 * aclocal.m4: Regenerate.
13361 2012-04-03 Richard Guenther <rguenther@suse.de>
13363 PR tree-optimization/52808
13364 * tracer.c (tail_duplicate): Return whether we have duplicated
13366 (tracer): If we have duplicated any block, cleanup the CFG.
13367 * cfghooks.c (duplicate_block): If we duplicated a loop
13368 header but not its loop, destroy the loop because it now has
13370 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
13371 the cfg manipulation routines we are not creating a multiple
13374 2012-04-03 Tristan Gingold <gingold@adacore.com>
13376 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
13378 (vms_c_common_override_options): Allow parameterless variadic
13381 2012-04-03 Jakub Jelinek <jakub@redhat.com>
13383 PR tree-optimization/52835
13384 * tree-data-ref.c (build_rdg): Return NULL if
13385 compute_data_dependences_for_loop failed.
13387 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13389 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
13390 for REAL_CST as well.
13391 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
13392 In the bitfield case, if the value is a REAL_CST, convert it first to
13395 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
13397 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
13398 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
13399 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
13401 * config/i386/biarchx32.h: New.
13403 2012-04-02 Anatoly Sokolov <aesok@post.ru>
13405 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
13406 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
13407 (arm_preferred_reload_class): New function.
13409 2012-04-02 Richard Guenther <rguenther@suse.de>
13411 PR tree-optimization/52756
13412 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
13413 (thread_through_loop_header): After threading through the loop latch
13414 remove the split part from the loop and clear further threading
13415 opportunities that would create a multiple entry loop.
13417 2012-04-02 Richard Guenther <rguenther@suse.de>
13419 PR rtl-optimization/52800
13420 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
13421 CLEANUP_CFG_CHANGED.
13423 2012-04-02 Richard Guenther <rguenther@suse.de>
13425 PR middle-end/52803
13426 * loop-init.c (gate_handle_loop2): Destroy loops here if
13427 we don't enter RTL loop optimizers.
13429 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
13432 2012-03-29 Richard Guenther <rguenther@suse.de>
13434 * rtl.h (extended_count): Remove.
13435 * combine.c (extended_count): Remove.
13437 2012-04-02 Dodji Seketeli <dodji@redhat.com>
13440 * pt.c (more_specialized_fn): Don't apply decay conversion to
13441 types of function parameters.
13443 2012-04-02 Tristan Gingold <gingold@adacore.com>
13445 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
13446 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
13447 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
13448 (ggc_pch_this_base): Use uintptr_t instead of size_t.
13450 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
13453 * config/i386/i386.c (ix86_option_override_internal): Don't
13454 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
13456 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
13458 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
13459 (stmt_can_make_abnormal_goto): Use it.
13460 (is_ctrl_altering_stmt): Likewise.
13462 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
13463 Kaz Kojima <kkojima@gcc.gnu.org>
13465 * config/sh/sh.c (push_regs): Skip banked registers when
13466 resbank attribute is specified.
13467 (sh_expand_epilogue): Likewise.
13469 2012-03-30 Richard Henderson <rth@redhat.com>
13472 * combine-stack-adj.c (prev_active_insn_bb): New.
13473 (next_active_insn_bb): New.
13474 (force_move_args_size_note): New.
13475 (combine_stack_adjustments_for_block): Use it.
13477 2012-03-30 Richard Henderson <rth@redhat.com>
13479 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
13480 (ix86_expand_vector_init_duplicate): Initialize it.
13481 (expand_vec_perm_palignr): Likewise.
13482 (ix86_expand_vec_perm_const): Likewise.
13483 (ix86_vectorize_vec_perm_const_ok): Likewise.
13484 (expand_vec_perm_blend): Use it.
13485 (expand_vec_perm_vpermil): Likewise.
13486 (expand_vec_perm_pshufb): Likewise.
13487 (expand_vec_perm_1): Likewise.
13488 (expand_vec_perm_pshuflw_pshufhw): Likewise.
13489 (expand_vec_perm_interleave2): Likewise.
13490 (expand_vec_perm_vpermq_perm_1): Likewise.
13491 (expand_vec_perm_vperm2f128): Likewise.
13492 (expand_vec_perm_interleave3): Likewise.
13493 (expand_vec_perm_vperm2f128_vblend): Likewise.
13494 (expand_vec_perm_vpshufb2_vpermq): Likewise.
13495 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
13496 (expand_vec_perm_broadcast): Likewise.
13497 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
13499 2012-03-30 Richard Henderson <rth@redhat.com>
13501 * dwarf2out.c (gen_variable_die): Initialize off.
13503 2012-03-30 Tristan Gingold <gingold@adacore.com>
13505 * config/vms/vms-f.c: New file.
13506 * config/vms/t-vms (vms-f.o): New rule.
13507 * config.gcc (*-*-*vms*): Define fortran_target_objs.
13509 2012-03-30 Richard Guenther <rguenther@suse.de>
13511 PR tree-optimization/52754
13512 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
13513 propagate arbitrary addresses into really plain dereferences.
13515 2012-03-30 Richard Guenther <rguenther@suse.de>
13517 PR middle-end/52772
13518 * except.c (emit_to_new_bb_before): Move loop updating ...
13519 (dw2_build_landing_pads): ... here. Use a proper block for
13520 querying the loop father.
13522 2012-03-30 Tristan Gingold <gingold@adacore.com>
13524 * config/ia64/ia64.c (ia64_section_type_flags): Remove
13525 common_object attribute handling.
13526 (SECTION_VMS_OVERLAY): Remove
13527 (ia64_vms_common_object_attribute): Replace abort with an assert.
13528 Do not set DECL_SECTION_NAME.
13529 (ia64_vms_output_aligned_decl_common): Handle common_object
13531 (ia64_vms_elf_asm_named_section): Remove.
13532 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
13534 2012-03-30 Richard Guenther <rguenther@suse.de>
13536 PR middle-end/52786
13537 * double-int.c (rshift_double): Remove not needed cast.
13539 2012-03-30 Richard Guenther <rguenther@suse.de>
13541 * tree-affine.h (print_aff): Remove.
13542 * tree-affine.c (print_aff): Make static.
13543 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
13544 (get_references_in_stmt): Likewise.
13545 (print_direction_vector): Likewise.
13546 (print_dir_vectors): Likewise.
13547 (print_dist_vectors): Likewise.
13548 (dump_subscript): Likewise.
13549 (dump_ddrs): Likewise.
13550 (dump_dist_dir_vectors): Likewise.
13551 (dump_data_references): Likewise.
13552 (dump_data_dependence_relation): Likewise.
13553 (dump_data_dependence_direction): Likewise.
13554 (dump_rdg_vertex): Likewise.
13555 (dump_rdg_component): Likewise.
13556 (debug_ddrs): Declare.
13557 (struct data_ref_loc_d): Move ...
13558 * tree-data-ref.c (struct data_ref_loc_d): ... here.
13559 (get_references_in_stmt): Make static.
13560 (dump_data_references): Likewise.
13561 (dump_subscript): Likewise.
13562 (print_direction_vector): Likewise.
13563 (print_dir_vectors): Likewise.
13564 (print_dist_vectors): Likewise.
13565 (dump_data_dependence_relation): Likewise.
13566 (dump_dist_dir_vectors): Likewise.
13567 (dump_ddrs): Likewise.
13568 (dump_rdg_vertex): Likewise.
13569 (dump_rdg_component): Likewise.
13570 (debug_ddrs): New function.
13571 (access_matrix_get_index_for_parameter): Remove.
13573 2012-03-30 Tristan Gingold <gingold@adacore.com>
13575 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
13576 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
13577 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
13578 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
13579 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
13580 (vms_patch_builtins): Handle new flags
13581 * config/vms/vms-crtlmap.map: Completed using nm on
13582 c and math system libraries.
13583 * config/vms/make-crtlmap.awk: Handle any number of flags.
13585 2012-03-30 Martin Jambor <mjambor@suse.cz>
13587 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
13588 is a builtin_stack_save in a dominating BB.
13590 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
13592 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
13593 crossing 128bit lane boundary.
13595 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
13597 * ira-color.c (setup_left_conflict_sizes_p): Process all
13598 conflicting objects.
13600 2012-03-29 Jakub Jelinek <jakub@redhat.com>
13602 PR tree-optimization/52760
13603 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
13604 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
13606 2012-03-29 Richard Guenther <rguenther@suse.de>
13608 * cgraph.h (cgraph_materialize_all_clones): Remove.
13609 (reset_inline_failed): Likewise.
13610 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
13611 * cgraphbuild.c (reset_inline_failed): Remove.
13612 * rtl.h (cse_main): Remove.
13613 (extended_count): Likewise.
13614 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
13615 (cse_main): Make static.
13616 * combine.c (extended_count): Remove.
13617 (dump_combine_stats): Mark as DEBUG_FUNCTION.
13618 * basic-block.h (reorder_basic_blocks): Remove.
13619 * bb-reorder.c (reorder_basic_blocks): Make static.
13620 * Makefile.in (dse.o): Remove dse.h dependency.
13622 * dse.c (gate_dse): Remove.
13623 (clear_alias_mode_eq): Likewise.
13624 (clear_alias_mode_hash): Likewise.
13625 (dse_record_singleton_alias_set): Likewise.
13626 (dse_invalidate_singleton_alias_set): Likewise.
13628 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
13630 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
13631 crtbegin_so%O%s for -shared.
13632 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
13634 2012-03-29 Richard Guenther <rguenther@suse.de>
13636 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
13637 (add_to_value): Remove.
13638 (print_value_expressions): Likewise.
13639 * tree-ssa-pre.c (add_to_value): Make static.
13640 (print_value_expressions): Likewise.
13641 * gimple.h (gimple_adjust_this_by_delta): Remove.
13642 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
13644 2012-03-29 Richard Guenther <rguenther@suse.de>
13646 PR middle-end/50708
13647 * double-int.h (rshift_double): Remove.
13648 * double-int.c (lshift_double): Use absu_hwi to make count positive.
13649 (rshift_double): Make static, take unsigned count argument,
13650 remove handling of negative count argument.
13651 (double_int_rshift): Dispatch to lshift_double.
13653 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
13655 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
13656 OPTION_MASK_ABI_64.
13658 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
13659 (SPEC_X32): Likewise.
13660 (MULTILIB_DEFAULTS): Likewise.
13662 * config/i386/i386.c (isa_opts): Remove -m64.
13663 (ix86_target_string): Properly handle -m32/-m64/-mx32.
13664 (ix86_option_override_internal): Properly
13665 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
13666 handle -m32, -m64 and -mx32.
13668 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
13669 with OPTION_ABI_X32. Moved after TARGET_LP64.
13670 (TARGET_LP64): Changed to OPTION_ABI_64.
13672 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
13673 (mx32): Replace ISA_X32 with ABI_X32.
13675 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
13677 * tree.c (tree_size) <VECTOR_CST>: New case.
13679 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
13681 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
13682 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
13684 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13686 PR middle-end/52691
13687 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
13688 __builtin_va_start to __builtin_next_arg if the latter is
13689 builtin_decl_explicit_p rather than when it is not.
13691 PR middle-end/52750
13692 * tree-vect-generic.c (vector_element): Perform multiplication
13693 for pos in bitsizetype type instead of idx type.
13695 2012-03-28 Richard Guenther <rguenther@suse.de>
13697 * loop-init.c (loop_optimizer_init): If loops are preserved
13698 perform incremental initialization of required loop features.
13699 (loop_optimizer_finalize): If loops are to be preserved only
13700 clean up optional loop features.
13701 (rtl_loop_done): Forcefully free loops here.
13702 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
13703 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
13705 (construct_init_block): Likewise.
13706 (construct_exit_block): Likewise.
13707 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
13708 the CFG after expanding.
13709 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
13710 If we needed to calculate them, free them afterwards.
13711 * tree-pass.h (PROP_loops): New define.
13712 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
13713 * basic-block.h (CLEANUP_CFG_CHANGED): New.
13714 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
13715 (cleanup_cfg): If we did something and have loops around, fix them up.
13716 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
13717 with CLEANUP_CFG_CHANGED.
13718 * cfghooks.c (merge_blocks): If we merge a loop header into
13719 its predecessor, update the loop structure.
13720 (duplicate_block): If we copy a loop latch, adjust loop state
13721 to note we may have multiple latches.
13722 (delete_basic_block): Mark loops for fixup if we remove a loop.
13723 * cfganal.c (forwarder_block_p): Protect loop latches, headers
13725 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
13726 (cfg_layout_can_merge_blocks_p): Likewise.
13727 * cprop.c (bypass_block): If we create a loop with multiple
13728 entries, mark it for removal.
13729 * except.c (emit_to_new_bb_before): Add the new basic-block
13731 * tree-eh.c (lower_resx): Likewise.
13732 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
13733 (expand_omp_taskreg): Likewise.
13734 * tree-inline.c (initialize_cfun): Likewise.
13735 * tree-mudflap.c (add_bb_to_loop): Prototype.
13736 (mf_build_check_statement_for): Properly add new basic-blocks
13738 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
13739 if we remove a loop.
13740 (thread_through_loop_header): Likewise.
13741 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
13742 new basic-blocks to existing loops.
13743 (expand_transaction): Likewise.
13744 * Makefile.in (except.o): Add $(CFGLOOP_H).
13745 (expr.o): Likewise.
13746 (cgraph.o): Likewise.
13747 (cprop.o): Likewise.
13748 (cfgexpand.o): Likewise.
13749 (cfganal.o): Likewise.
13750 (trans-mem.o): Likewise.
13751 (tree-eh.o): Likewise.
13753 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13756 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
13757 (avr_builtin_decl): New static function.
13758 (struct avr_builtin_description, avr_bdesc): Move up.
13759 Add GTY marker. Add field fndecl. Remove redundant field id.
13760 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
13761 (avr_expand_builtin): Code cleanup because .id is removed.
13763 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13766 * config.gcc (tm_file): Remove avr/multilib.h.
13768 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
13770 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
13771 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
13772 * config/avr/t-avr: Remove generation of multilib.h.
13773 * config/avr/t-multilib: Regenerate.
13774 * config/avr/multilib.h: Remove.
13775 * config/avr/avr.opt (-msp8): New option.
13776 (avr_sp8): New variable.
13777 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
13778 * config/avr/avr.h (AVR_HAVE_SPH): New define.
13779 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
13780 (avr_device_to_sp8): New prototype.
13781 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
13782 (DRIVER_SELF_SPECS): New define.
13783 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
13784 __AVR_SP8__, __AVR_HAVE_SPH__.
13785 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
13786 AVR_HAVE_8BIT_SP to decide if SP_H is present.
13787 (avr_file_start): Ditto.
13789 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13792 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
13793 instead of 8 in adjust_address.
13795 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
13797 PR middle-end/51893
13798 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
13801 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
13804 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
13805 Rearrange conditional logic. Move displacement address calculations
13807 (sh_find_mov_disp_adjust): ... this new function.
13809 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13811 * config/arm/arm.opt (mapcs): Remove MaskExists.
13812 * config/cris/linux.opt (mno-gotplt): Likewise.
13813 * config/i386/i386.opt (mhard-float): Likewise.
13815 (mno-sse4): Likewise.
13816 * config/m68k/m68k.opt (mhard-float): Likewise.
13817 * config/mep/mep.op (mcop32): Likewise.
13818 * config/pa/pa-hpux.opt (msio): Likewise.
13819 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
13820 * config/picochip/picochip.opt (mlittle): Likewise.
13821 * config/sh/sh.opt (mrenesas): Likewise.
13822 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
13823 * config/sparc/sparc.opt (mhard-float): Likewise.
13824 * config/v850/v850.opt (mv850es): Likewise.
13825 * config/vax/vax.opt (mg-float): Likewise.
13827 2012-03-27 Martin Jambor <mjambor@suse.cz>
13829 PR middle-end/52693
13830 * tree-sra.c (sra_modify_assign): Do not call
13831 load_assign_lhs_subreplacements when working with an unscalarizable
13834 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
13837 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
13839 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
13840 * config/i386/i386.c: Include reload.h.
13841 (ix86_legitimize_reload_address): New function.
13843 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13845 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
13846 hasn't been allocated. Define a target macro for Mask and
13847 InverseMask if it hasn't been defined. Remove MaskExists handling.
13849 * doc/options.texi: Remove MaskExists.
13851 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
13854 * config/sh/sh.c (find_barrier): Add equality check of last_got
13855 to avoid going above orig insn. Update comments.
13857 2012-03-27 Richard Guenther <rguenther@suse.de>
13859 PR middle-end/52720
13860 * fold-const.c (try_move_mult_to_index): Handle &x.array more
13863 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
13865 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
13866 of a unit before computing the offset in units.
13867 * expr.c (get_bit_range): Return the null range if the enclosing record
13868 is part of a larger bit field.
13870 2012-03-27 Tristan Gingold <gingold@adacore.com>
13872 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
13873 * config/ia64/ia64.md: Remove mode in template.
13874 Sign extend operand in expand_simple_binop.
13875 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
13876 CASE_VECTOR_MODE instead of TARGET_ILP32.
13877 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
13879 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13881 * varasm.c (assemble_external): #if 0 out the new assert from the
13882 previous commit, it breaks the Java and Go front ends.
13884 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13886 * toplev.c (check_global_declaration_1): Do not call assemble_external.
13887 * expr.c (emit_block_move_libcall_fn): Likewise.
13888 (clear_storage_libcall_fn): Likewise.
13889 (expand_expr_addr_expr_1): Likewise.
13890 (expand_expr_real_1): Likewise.
13891 * calls.c (rtx_for_function_call): Likewise.
13893 * varasm.c (assemble_external): Assert this function is only called
13894 during or after expanding to RTL.
13896 2012-03-26 Martin Jambor <mjambor@suse.cz>
13898 PR tree-optimization/50052
13899 * tree-sra.c (tree_non_aligned_mem_p): Removed.
13900 (tree_non_aligned_mem_for_access_p): Likewise.
13901 (build_accesses_from_assign): Removed strict alignment requirements
13903 (access_precludes_ipa_sra_p): Likewise.
13905 2012-03-26 Richard Guenther <rguenther@suse.de>
13907 PR tree-optimization/52701
13908 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
13909 compute and set the evolution part of PHI nodes.
13911 2012-03-26 Richard Guenther <rguenther@suse.de>
13913 PR tree-optimization/52721
13914 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
13916 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
13918 PR tree-optimization/52686
13919 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
13922 2012-03-26 Tristan Gingold <gingold@adacore.com>
13924 * config/alpha/vms.h (LINK_SPEC): Simplify.
13925 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
13926 (NAME__MAIN, SYMBOL__MAIN): Remove.
13927 (VMS_DEBUG_MAIN_POINTER): Remove.
13928 * config/ia64/vms.h: Likewise.
13929 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
13930 code to vms.c. Call vms_start_function.
13931 * config/ia64/ia64.c (ia64_start_function): Likewise.
13932 * config/vms/vms-protos.h (vms_start_function): Declare.
13933 * config/vms/vms.c (vms_start_function): New function.
13934 * config/vms/vms.h (MATH_LIBRARY): Define.
13935 (VMS_DEBUG_MAIN_POINTER): Define.
13937 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
13939 PR rtl-optimization/52629
13940 * reload1.c (count_pseudo): Short-circuit common case.
13941 (count_spilled_pseudo): Return early for pseudos without hard regs.
13942 Assert that the pseudo has got a hard reg before manipulating it.
13944 2012-03-24 Jan Hubicka <jh@suse.cz>
13947 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
13948 (decide_is_variable_needed): Do not handle toplevel reorder here.
13949 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
13950 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
13953 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13955 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
13956 and str_bitsize instead of more convoluted expressions.
13958 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13961 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
13963 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13966 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
13968 2012-03-23 Martin Jambor <mjambor@suse.cz>
13970 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
13972 2012-03-23 Richard Guenther <rguenther@suse.de>
13974 PR tree-optimization/52678
13975 * tree-vectorizer.h (struct _stmt_vec_info): Add
13976 loop_phi_evolution_part member.
13977 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
13978 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
13979 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
13980 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13981 Use the cached evolution part and the PHI nodes value from
13982 the loop preheader edge instead of re-analyzing the evolution.
13984 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13986 * config/mips/mips-tables.opt: Update.
13987 * config/mips/mips.md (processor): Add xlp.
13988 * config/mips/mips-cpus.def: Add xlp.
13989 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
13991 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
13992 * doc/invoke.texi: Mention XLP.
13994 2012-03-22 Jakub Jelinek <jakub@redhat.com>
13996 PR middle-end/52547
13997 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
13998 on any new_local_var_chain vars declared during recursing on
13999 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
14001 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
14003 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
14004 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
14005 (ASM_OUTPUT_LOCAL): Ditto.
14006 (ASM_OUTPUT_COMMON): Remove.
14007 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
14008 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
14010 2012-03-22 Jan Hubicka <jh@suse.cz>
14012 PR middle-end/51737
14013 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
14015 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
14016 * ipa-inline-transform.c (save_inline_function_body): Remove
14017 copied clone if needed.
14018 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
14020 2012-03-22 Richard Guenther <rguenther@suse.de>
14022 PR middle-end/52666
14023 * fold-const.c (fold_ternary_loc): Fix typo.
14025 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
14028 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
14029 (unspecv): Add UNSPECV_MEMORY_BARRIER.
14030 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
14031 (delay_cycles_1, delay_cycles_2): Ditto.
14032 (delay_cycles_3, delay_cycles_4): Ditto.
14033 (nopv, *nopv): Ditto.
14034 (sleep, *sleep): Ditto.
14035 (wdr, *wdr): Ditto.
14037 2012-03-22 Richard Guenther <rguenther@suse.de>
14039 PR tree-optimization/52548
14040 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
14041 because of clobbers.
14042 (prune_clobbered_mems): New function.
14043 (compute_antic_aux): Use it to prune ANTIC_OUT.
14044 (compute_partial_antic_aux): Use it to prune PA_IN.
14045 (compute_avail): Only insert expressions into EXP_GEN that are not
14046 invalidated when translated up to the beginning of the block.
14048 2012-03-22 Richard Guenther <rguenther@suse.de>
14050 PR tree-optimization/52638
14051 * tree-vect-stmts.c (vect_init_vector_1): New function, split
14053 (vect_init_vector): ... here. Handle scalar vector inits.
14054 (vect_get_vec_def_for_operand): Adjust.
14055 (vectorizable_load): Likewise.
14057 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
14059 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
14060 (alpha*-*-freebsd*): Ditto.
14061 (alpha*-*-netbsd*): Ditto.
14062 (alpha*-*-openbsd*): Ditto.
14063 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
14064 (DWARF2_DEBUGGING_INFO): Remove.
14065 (PREFERRED_DEBUGGING_TYPE): Remove.
14066 (ASM_FINAL_SPEC): Remove.
14067 (IDENT_ASM_OP): Remove.
14068 (ASM_OUTPUT_IDENT): Remove.
14069 (SKIP_ASM_OP): Remove.
14070 (ASM_OUTPUT_SKIP): Remove.
14071 (ALIGN_ASM_OP): Remove.
14072 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
14073 (ASM_OUTPUT_CASE_LABEL): Remove.
14074 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
14075 (COMMON_ASM_OP): Remove.
14076 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
14077 (ASCII_DATA_ASM_OP): Remove.
14078 (READONLY_DATA_SECTION_ASM_OP): Remove.
14079 (INIT_SECTION_ASM_OP): Remove.
14080 (FINI_SECTION_ASM_OP): Remove.
14081 (ASM_SECTION_START_OP): Remove.
14082 (ASM_OUTPUT_SECTION_START_FILE): Remove.
14083 (TARGET_ASM_NAMED_SECTION): Remove.
14084 (TARGET_ASM_SELECT_SECTION): Remove.
14085 (MAKE_DECL_ONE_ONLY): Remove.
14086 (TYPE_ASM_OP): Remove.
14087 (SIZE_ASM_OP): Remove.
14088 (ASM_WEAKEN_LABEL): Remove.
14089 (TYPE_OPERAND_FMT): Remove.
14090 (ASM_DECLARE_RESULT): Remove.
14091 (ASM_DECLARE_OBJECT_NAME): Remove.
14092 (ASM_FINISH_DECLARE_OBJECT): Remove.
14093 (ELF_ASCII_ESCAPES): Remove.
14094 (ELF_STRING_LIMIT): Remove.
14095 (STRING_ASM_OP): Remove.
14096 (ASM_OUTPUT_EXTERNAL): Remove.
14097 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
14098 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
14100 (ASM_DECLARE_FUNCTION_NAME): Ditto.
14101 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
14102 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
14103 (ASM_OUTPUT_SKIP): Ditto.
14104 (READONLY_DATA_SECTION_ASM_OP): Remove.
14105 (USER_LABEL_PREFIX): Remove.
14106 (ASM_OUTPUT_ASCII): Remove.
14107 (ASM_OUTPUT_CASE_LABEL): Remove.
14108 (NO_DOLLAR_IN_LABEL): Undefine.
14110 2012-03-22 Richard Guenther <rguenther@suse.de>
14112 PR tree-optimization/52459
14113 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
14114 PHI insertion for calls.
14116 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
14118 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
14119 find_sets_in_insn, canonicalize_insn): Split out from ...
14120 (cse_insn): ... here.
14121 (invalidate_from_clobbers): Take an insn instead of the pattern.
14123 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
14126 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
14127 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
14128 * config/sh/sh.md (sindf2, cosdf2): Remove.
14130 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
14133 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
14134 prologue for unwinder and profiler.
14136 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
14138 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
14139 Introduce emul_name to select the right linker emulation for
14140 powerpc64-*-freebsd*.
14141 * configure: Regenerate.
14142 * config.gcc: Add bits to support powerpc64-*-freebsd*.
14143 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
14144 * config/rs6000/freebsd64.h: New file.
14145 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
14147 (rs6000_savres_strategy): Likewise.
14148 (rs6000_savres_routine_name): Likewise.
14149 (rs6000_elf_file_end): Likewise.
14150 * config/rs6000/t-freebsd64: New file.
14151 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
14152 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
14154 * config/rs6000/freebsd64.h: Remove duplicated entries from last
14156 * config/rs6000/t-freebsd64: Likewise.
14158 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
14160 PR rtl-optimization/52543
14162 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
14163 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
14164 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
14165 (avr_load_libgcc_p): Restrict to __flash loads.
14166 (avr_out_lpm): Only handle 1-byte loads from __flash.
14167 (avr_load_lpm): New function.
14168 (avr_find_unused_d_reg): Remove.
14169 (avr_out_lpm_no_lpmx): Remove.
14170 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
14171 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
14172 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
14173 (load_<mode>, load_<mode>_clobber): New insns.
14174 (mov<mode>): For multi-byte move from non-generic
14175 16-bit address spaces: Expand to load_<mode> resp.
14176 load_<mode>_clobber.
14177 (load<mode>_libgcc): Remove expander.
14178 (split-lpmx): Remove split.
14180 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
14182 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
14183 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
14184 All callers changed.
14185 (Fixed_core_reg): New feature.
14186 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
14188 * neon-testgen.ml: Handle Fixed_core_reg.
14190 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
14192 * config/arm/arm.c (thumb2_reorg): Add complete support
14193 for 16-bit instructions.
14194 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
14196 2012-03-21 Richard Guenther <rguenther@suse.de>
14198 PR tree-optimizer/52636
14199 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
14200 to the appropriate type.
14202 2012-03-21 Richard Guenther <rguenther@suse.de>
14204 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
14206 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
14207 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
14208 * passes.c (init_optimization_passes): Remove pass_init_function,
14209 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
14210 * tree-pass.h (pass_init_function): Remove.
14211 (pass_jump): Remove.
14212 (pass_initial_value_sets): Remove.
14213 (pass_unshare_all_rtl): Remove.
14214 * integrate.c (pass_initial_value_sets): Remove.
14215 * emit-rtl.c (pass_unshare_all_rtl): Remove.
14216 * tree.h (init_function_for_compilation): Remove.
14217 * function.c (init_function_for_compilation): Remove.
14218 (pass_init_function): Remove.
14219 * cfgcleanup.c (rest_of_handle_jump): Remove.
14220 (pass_jump): Remove.
14222 2012-03-20 Jason Merrill <jason@redhat.com>
14224 * tree-streamer-in.c (streamer_alloc_tree): Call
14225 ggc_alloc_zone_cleared_tree_node instead of
14226 ggc_alloc_zone_cleared_tree_node_stat.
14228 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
14230 * doc/extend.texi (Template Instantiation): Remove anachronisms.
14232 2012-03-20 Jakub Jelinek <jakub@redhat.com>
14235 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
14236 (ix86_expand_vec_perm_const_1): Call it.
14238 * config/i386/i386.c (vselect_insn): New variable.
14239 (init_vselect_insn): New function.
14240 (expand_vselect, expand_vselect_insn): Add testing_p argument.
14241 Call init_vselect_insn if vselect_insn is NULL. Adjust
14242 PATTERN (vselect_insn), instead of creating a new insn each time,
14243 only emit a copy of it if not testing and recog has been successful.
14244 (expand_vec_perm_pshufb, expand_vec_perm_1,
14245 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
14249 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
14250 ("enabled" attribute): Handle avx2 and noavx2 isas.
14251 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
14253 (vec_dup<mode>): Add avx2 =x,x alternative.
14254 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
14255 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
14256 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
14257 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
14259 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
14260 if possible, handle also V8SFmode.
14262 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
14264 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
14265 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
14266 reg_or_zero_operand predicate.
14267 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
14269 2012-03-20 Jakub Jelinek <jakub@redhat.com>
14271 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
14272 If operand isn't UNSPEC, return 0.
14274 2012-03-20 Richard Guenther <rguenther@suse.de>
14276 * tree-pass.h (pass_rtl_eh): Remove.
14277 * except.c (gate_handle_eh): Likewise.
14278 (rest_of_handle_eh): Likewise.
14279 (pass_rtl_eh): Likewise.
14280 (finish_eh_generation): Export.
14281 * except.h (finish_eh_generation): Declare.
14282 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
14283 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
14284 after expanding stack alignment. Instead of compacting blocks
14287 2012-03-20 Richard Guenther <rguenther@suse.de>
14289 * stor-layout.c (finish_bitfield_representative): Fallback
14290 to conservative maximum size if the padding up to the next
14291 field cannot be computed as a constant.
14292 (finish_bitfield_layout): If we cannot compute the distance
14293 between the start of the bitfield representative and the
14294 bitfield member start a new representative.
14295 * expr.c (get_bit_range): The distance between the start of
14296 the bitfield representative and the bitfield member is zero
14297 if the field offsets are not constants.
14299 2012-03-20 Tristan Gingold <gingold@adacore.com>
14301 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
14302 convert in lowercase.
14303 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
14304 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
14305 * stor-layout.c (sizetype_tab): Adjust.
14306 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
14307 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
14308 instead of type_kind_last.
14309 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
14310 instead of size_int_kind.
14311 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
14312 * doc/tm.texi: Regenerate.
14313 * defaults.h (SIZETYPE): Provide a default value.
14314 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
14315 (SIZETYPE): Define.
14317 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
14319 * config/sh/sh.md: Use braced string notation where applicable.
14321 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14323 * config/i386/i386.md (allocate_stack): Simplify.
14325 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14327 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
14328 copy_to_mode_reg (Pmode, ...).
14329 (expand_builtin_frame_address): Ditto.
14330 * expr.c (emit_block_move_via_libcall): Ditto.
14331 (set_storage_via_libcall): Ditto.
14333 * config/i386/i386.c (ix86_expand_movmem): Ditto.
14334 (ix86_expand_setmem): Ditto.
14335 (ix86_trampoline_init): DItto.
14336 * config/i386/i386.md (cmpstrnsi): Ditto.
14338 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
14340 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
14341 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
14342 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
14343 (SH Options): Likewise.
14345 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14347 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
14348 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
14349 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
14350 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
14351 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
14354 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14356 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
14357 * config/i386/i386.c (ix86_decompose_address): Use
14358 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
14359 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
14360 thread pointer to a register.
14363 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
14365 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
14366 if Pmode != word_mode.
14367 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
14368 Pmode == SImode for TARGET_X32.
14370 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
14371 (tls_initial_exec_x32): Likewise.
14373 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
14376 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
14377 DISP_ADDR_OFFSET): New macros.
14378 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
14379 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
14380 (sh_legitimize_address): Add QImode displacement handling.
14381 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
14383 (sh_secondary_reload): Add QImode displacement handling.
14384 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
14385 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
14386 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
14387 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
14388 to register operands only.
14389 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
14390 (extendqihi2): Change insn to expander.
14391 (*extendqihi2_compact_reg): New insn.
14392 (movqi_i, movqi): Replace with ...
14393 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
14394 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
14395 Add new peepholes for QImode displacement addressing.
14397 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
14400 * doc/invoke.texi: Document -Wuseless-cast.
14402 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
14404 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
14405 * tree.h (handled_component_p): Reorder cases.
14406 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
14407 not initialize unsignedp.
14408 (loc_list_from_tree): Likewise.
14409 (fortran_common): Likewise.
14410 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
14412 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14414 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
14415 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
14416 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
14417 (ix86_split_long_move): Ditto.
14418 (legitimize_tls_address): Use ix86_gen_sub3.
14419 (construct_plt_address): Assert that Pmode == DImode.
14421 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
14423 * config/i386/i386.md: Remove empty predicates and/or constraints.
14424 * config/i386/sync.md: Ditto.
14425 * config/i386/sse.md: Ditto.
14426 * config/i386/mmx.md: Ditto.
14427 * config/i386/pentium.md: Ditto.
14428 * config/i386/athlon.md: Ditto.
14430 2012-03-16 Richard Guenther <rguenther@suse.de>
14432 PR tree-optimization/52603
14433 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
14437 2012-03-14 Richard Guenther <rguenther@suse.de>
14439 PR tree-optimization/52571
14440 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14441 flag_section_anchors check ...
14442 (vect_can_force_dr_alignment_p): ... here.
14444 2012-03-16 Martin Jambor <mjambor@suse.cz>
14446 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
14447 memory through MEM_REFs by calling extract_bit_field.
14449 2012-03-16 Richard Guenther <rguenther@suse.de>
14451 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
14452 and REFERENCE_TYPE interpretations.
14453 (can_native_interpret_type_p): New function.
14454 (fold_ternary_loc): Use native encode/interpret to fold
14455 BIT_FIELD_REFs of constants.
14457 2012-03-16 Richard Guenther <rguenther@suse.de>
14459 PR middle-end/52584
14460 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
14461 of vector constants and constructors.
14463 2012-03-16 Richard Guenther <rguenther@suse.de>
14465 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14466 VIEW_CONVERT_EXPR to convert constants.
14467 (vect_is_simple_use): Treat all constants as vec_constant_def.
14469 2012-03-16 Richard Guenther <rguenther@suse.de>
14470 Kai Tietz <ktietz@redhat.com>
14472 PR middle-end/48814
14473 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
14474 side-effects completely in the pre-queue and use a temporary
14477 2012-03-16 Richard Guenther <rguenther@suse.de>
14479 * stor-layout.c (finish_bitfield_representative): Fall back
14480 to the conservative maximum size if we cannot compute the
14481 size of the tail padding.
14483 2012-03-16 Tristan Gingold <gingold@adacore.com>
14485 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
14486 __CRTL_VER and __VMS_VER.
14487 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
14488 and vms_c_get_vms_ver.
14489 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
14491 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
14492 (VMS_DEFAULT_VMS_VER): Define.
14493 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
14494 (VMS_DEFAULT_VMS_VER): Define.
14496 2012-03-16 Richard Guenther <rguenther@suse.de>
14498 * tree-vect-loop.c (get_initial_def_for_induction): Use
14499 build_constructor directly.
14500 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14501 build_vector_from_val.
14502 * tree.c (build_vector_from_val): Avoid creating a constructor
14503 first when we want a constant vector.
14505 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14507 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
14509 2012-03-16 Richard Guenther <rguenther@suse.de>
14511 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
14512 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
14513 (struct tree_vector): Remove elements member, add variable size
14515 (build_vector_stat): Declare.
14516 (build_vector): Define in terms of build_vector_stat.
14517 * tree.c (build_vector): Rename to ...
14518 (build_vector_stat): ... this. Take array of trees as parameter.
14519 (build_vector_from_ctor): Adjust.
14520 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
14521 initializer_zerop): Adjust.
14522 * cfgexpand.c (expand_debug_expr): Likewise.
14523 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
14524 const_vector_from_tree): Likewise.
14525 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
14526 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
14527 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
14528 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
14529 (lto_input_ts_vector_tree_pointers): Adjust.
14530 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
14531 (write_ts_vector_tree_pointers): Adjust.
14532 * varasm.c (const_hash_1, compare_constant, copy_constant,
14533 output_constant): Adjust.
14534 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
14535 * print-tree.c (print_node): Adjust.
14536 * tree-pretty-print.c (dump_generic_node): Adjust.
14537 * tree-vect-generic.c (uniform_vector_p, vector_element,
14538 lower_vec_perm): Adjust.
14539 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
14540 * tree-vect-slp.c (vect_get_constant_vectors,
14541 vect_transform_slp_perm_load): Adjust.
14542 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
14543 * expmed.c (make_tree): Adjust.
14544 * config/i386/i386.c (ix86_expand_builtin): Adjust.
14545 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
14546 and implementation.
14547 (sparc_fold_builtin): Adjust.
14549 2012-03-16 Tristan Gingold <gingold@adacore.com>
14551 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
14552 * config/vms/vms-stdint.h: New file.
14554 2012-03-16 Tristan Gingold <gingold@adacore.com>
14556 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
14557 (ia64-hp-*vms*): Replaced by ...
14558 (*-*-*vms*): ... This new entry.
14560 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14563 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
14564 (ix86_expand_vec_perm_const_1): Use it.
14567 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
14568 (avx2_permv4df): Remove.
14569 (avx2_permv4di): Macroize into...
14570 (avx2_perm<mode>): ... this using VI8F_256 iterator.
14571 (avx2_permv4di_1): Macroize into...
14572 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
14574 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
14576 * combine.c (apply_distributive_law): Do not distribute SUBREG.
14578 2012-03-15 Ira Rosen <irar@il.ibm.com>
14579 Ulrich Weigand <ulrich.weigand@linaro.org>
14581 * tree-vect-patterns.c (widened_name_p): Rename to ...
14582 (type_conversion_p): ... this. Add new argument to determine
14583 if it's a promotion or demotion operation. Check for
14584 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
14585 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
14587 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
14588 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
14590 (vect_recog_mixed_size_cond_pattern): Likewise and allow
14591 non-constant then and else clauses.
14593 2012-03-15 Ira Rosen <irar@il.ibm.com>
14594 Ulrich Weigand <ulrich.weigand@linaro.org>
14596 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
14597 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
14598 vect_pattern_recog.
14599 * tree-vect-patterns.c (widened_name_p): Pass basic block
14600 info to vect_is_simple_use.
14601 (vect_recog_dot_prod_pattern): Fail for basic blocks.
14602 (vect_recog_widen_sum_pattern): Likewise.
14603 (vect_handle_widen_op_by_const): Support basic blocks.
14604 (vect_operation_fits_smaller_type,
14605 vect_recog_over_widening_pattern): Likewise.
14606 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
14607 Update call to vect_is_simple_use.
14608 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
14610 (check_bool_pattern): Add an argument, update call to
14611 vect_is_simple_use and the recursive calls.
14612 (vect_recog_bool_pattern): Update relevant function calls.
14614 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
14615 (vect_pattern_recog_1): Check for reduction only in loops.
14616 (vect_pattern_recog): Add new argument. Support basic blocks.
14617 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
14618 info to vect_is_simple_use_1.
14619 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
14620 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
14622 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14623 Andrew Pinski <apinski@cavium.com>
14625 PR middle-end/52592
14626 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
14627 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
14628 calls instead of __builtin_ir{int,ound}*.
14630 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14632 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
14635 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14637 * config.gcc (target_type_format_char): New. Document it. Set it for
14639 * configure.ac (gnu_unique_option): Use target_type_format_char
14640 in test. Comment rationale.
14641 * configure: Regenerate .
14643 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14645 PR tree-optimization/52267
14646 * tree-vrp.c (masked_increment): New function.
14647 (register_edge_assert_for_2): Derive ASSERT_EXPRs
14648 from (X & CST1) cmp CST2 tests.
14650 2012-03-15 Richard Guenther <rguenther@suse.de>
14652 PR middle-end/52580
14653 * tree-data-ref.c (subscript_dependence_tester_1): Check
14654 all dimensions for non-conflicting access functions.
14656 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14659 * doc/invoke.texi [C++ Language Options]: Document
14660 -ftemplate-backtrace-limit.
14662 2012-03-15 Tristan Gingold <gingold@adacore.com>
14664 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
14665 before a parameter.
14667 2012-03-15 Tristan Gingold <gingold@adacore.com>
14669 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
14670 use DW_OP_call_frame_cfa.
14672 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
14675 * config/i386/i386-opts.h (pmode): New.
14677 * config/i386/i386.c (ix86_option_override_internal): Properly
14678 check and set ix86_pmode.
14680 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
14682 * config/i386/i386.opt (maddress-mode=): New.
14684 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
14686 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14688 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
14689 (dwarf2out_do_cfi_asm): Likewise.
14690 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
14692 (add_data_member_location_attribute): Likewise.
14693 (gen_array_type_die): Likewise.
14694 (gen_subprogram_die): Likewise.
14695 (gen_producer_string): Likewise.
14696 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
14697 Remove MIPS_DEBUGGING_INFO handling.
14698 (sdb_debug_hooks): Likewise.
14699 (sdbout_begin_block): Likewise.
14700 (sdbout_end_block): Likewise.
14701 (sdbout_begin_prologue): Likewise.
14702 (sdbout_start_source_file): Likewise.
14703 (sdbout_end_source_file): Likewise.
14704 (sdbout_init): Likewise.
14705 * system.h (MIPS_DEBUGGING_INFO): Poison.
14707 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14709 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
14710 (alpha_file_start) [MS_STAMP]: Remove.
14712 * config/alpha/elf.h (TARGET_GAS): Remove.
14713 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
14714 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
14715 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
14716 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
14717 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
14718 (alpha*-*-freebsd*): Likewise.
14719 (alpha*-*-netbsd*): Likewise.
14720 (alpha*-*-openbsd*): Likewise.
14721 (alpha*-*-*): Remove target_cpu_default2.
14722 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
14724 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
14725 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
14726 * config/alpha/alpha.c (print_operand): Always assume
14727 TARGET_AS_SLASH_BEFORE_SUFFIX.
14728 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
14729 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
14730 ("*builtin_setjmp_receiver_er_1"): Remove.
14731 * config/alpha/alpha.opt (malpha-as): Remove.
14733 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
14735 Remove DEC Unix reference.
14737 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
14738 (EXTENDED_COFF): Remove.
14739 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
14740 (EXTENDED_COFF): Don't undef.
14741 * config/alpha/alpha.c (alpha_file_start): Always assume
14743 Don't set targetm.asm_file_start_file_directive.
14744 [!OBJECT_FORMAT_ELF]: Remove.
14745 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
14747 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
14748 (DBX_DEBUGGING_INFO): Remove.
14749 (MIPS_DEBUGGING_INFO): Remove.
14750 (PREFERRED_DEBUGGING_TYPE): Remove.
14751 (DBX_OUTPUT_SOURCE_LINE): Remove.
14752 (SDB_OUTPUT_SOURCE_LINE): Remove.
14753 (DBX_CONTIN_LENGTH): Remove.
14754 (NO_DBX_FUNCTION_END): Remove.
14755 (ASM_STABS_OP): Remove.
14756 (ASM_STABN_OP): Remove.
14757 (ASM_STABD_OP): Remove.
14758 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
14759 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
14760 (PUT_SDB_DEF): Remove.
14761 (PUT_SDB_PLAIN_DEF): Remove.
14762 (PUT_SDB_TYPE): Remove.
14763 (sdb_label_count): Remove.
14764 (PUT_SDB_BLOCK_START): Remove.
14765 (PUT_SDB_BLOCK_END): Remove.
14766 (PUT_SDB_FUNCTION_START): Remove.
14767 (PUT_SDB_FUNCTION_END): Remove.
14768 (PUT_SDB_EPILOGUE_END): Remove.
14769 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
14770 (MIPS_DEBUGGING_INFO): Don't undef.
14771 (DBX_DEBUGGING_INFO): Don't undef.
14772 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
14773 (MIPS_DEBUGGING_INFO): Don't undef.
14774 (DBX_DEBUGGING_INFO): Don't undef.
14775 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
14776 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
14778 (alpha_start_function): Likewise.
14779 (sdb_label_count): Remove.
14780 (alpha_output_filename): Remove DBX_DEBUG handling.
14781 (alpha_file_start): Likewise.
14783 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14785 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
14786 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
14787 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
14789 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
14790 (ld_tls_support): Remove Solaris 8 references.
14791 (lwp_dir, lwp_spec): Remove support for alternate thread library.
14792 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
14793 * configure: Regenerate.
14794 * config.in: Regenerate.
14796 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
14797 * config/i386/sol2.h: Remove Solaris 8 references.
14799 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
14800 (i?86-*-solaris2.9): ... this.
14801 Remove Solaris 8 references.
14802 (Specific, *-*-solaris2*): Document Solaris 8 removal.
14803 Remove Solaris 8 references.
14805 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14807 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
14808 (mips-sgi-irix6.5*): Remove.
14809 * config.host (mips-sgi-irix*): Remove.
14810 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
14811 (set_have_as_tls): Remove *-*-irix6*.
14812 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
14813 * configure: Regenerate.
14815 * config/mips/iris6.h: Remove.
14816 * config/mips/iris6.opt: Remove.
14817 * config/mips/t-irix6: Remove.
14819 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
14820 (TARGET_IRIX6): Remove.
14821 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
14822 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
14823 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
14825 (mips_file_start): Likewise.
14826 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
14828 * config/mips/driver-native.c [__sgi__]: Remove.
14829 (host_detect_local_cpu) [__sgi__]: Remove.
14831 * config/mips/gnu-user.h: Remove iris5.h reference.
14833 * config/mips/mips-modes.def: Remove IRIX 6 reference.
14834 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
14835 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
14838 * gcc.c (main): Move asm_debug initialization ...
14839 (asm_debug): ... here.
14841 * ginclude/stddef.h (__STDDEF_H__): Don't define.
14843 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
14844 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
14845 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14846 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14847 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
14848 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
14850 * doc/tm.texi: Regenerate.
14852 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
14854 (MIPS Options, -march): Remove IRIX reference.
14855 * doc/install.texi (Binaries, SGI IRIX): Remove.
14856 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
14858 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
14860 2012-03-14 Martin Jambor <mjambor@suse.cz>
14862 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
14863 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
14864 (expand_expr_real_1): Do not handle misalignment if modifier is
14867 2012-03-14 Richard Guenther <rguenther@suse.de>
14869 PR middle-end/52584
14870 * tree-vect-generic.c (type_for_widest_vector_mode): Take
14871 element type instead of mode, use build_vector_type_for_mode
14872 instead of the langhook, build a vector of proper signedness.
14873 (expand_vector_operations_1): Adjust.
14875 2012-03-14 Richard Guenther <rguenther@suse.de>
14877 PR middle-end/52582
14878 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
14879 a cgraph node for a FUNCTION_DECL that comes from a constructor.
14880 (gimple_get_virt_method_for_binfo): Likewise.
14882 2012-03-14 Richard Guenther <rguenther@suse.de>
14884 PR tree-optimization/52571
14885 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14886 flag_section_anchors check ...
14887 (vect_can_force_dr_alignment_p): ... here. Do not re-align
14888 DECL_COMMON variables.
14890 2012-03-14 Richard Guenther <rguenther@suse.de>
14892 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
14893 * stor-layout.c (start_bitfield_representative): New function.
14894 (finish_bitfield_representative): Likewise.
14895 (finish_bitfield_layout): Likewise.
14896 (finish_record_layout): Call finish_bitfield_layout.
14897 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
14898 for QUAL_UNION_TYPE fields.
14899 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
14900 Stream DECL_BIT_FIELD_REPRESENTATIVE.
14901 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
14903 PR middle-end/52080
14904 PR middle-end/52097
14905 PR middle-end/48124
14906 * expr.c (get_bit_range): Unconditionally extract bitrange
14907 from DECL_BIT_FIELD_REPRESENTATIVE.
14908 (expand_assignment): Adjust call to get_bit_range.
14910 2012-03-14 Richard Guenther <rguenther@suse.de>
14912 PR middle-end/52578
14913 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
14914 the outermost conversion is a sign-change only.
14915 (fold_binary_loc): Disregard widening and sign-changing
14916 conversions when we determine if two variables are equal
14918 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
14919 (T1)x if the outermost conversion is a sign-change only.
14921 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
14924 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
14926 * config/i386/predicates.md (constant_call_address_operand): Declare
14927 as special predicate. Update all uses.
14929 2012-03-13 Jakub Jelinek <jakub@redhat.com>
14932 * c-parser.c (c_parser_postfix_expression)
14933 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
14935 * config/i386/smmintrin.h: Avoid /* within a comment.
14936 * config/i386/nmmintrin.h: Likewise.
14938 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14940 * config/i386/i386.md (xbegin): Remove constraint from expander.
14942 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14944 * config/i386/predicates.md (constant_call_address_operand): Declare
14945 as special predicate. Update all uses.
14946 * config/i386/i386.md: Remove mode from constant_call_address_operand
14948 * config/i386/i386.c (ix86_output_call_insn): Call
14949 constant_call_address_operand with VOIDmode.
14951 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14953 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
14954 AND zero extended address correctly.
14956 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14958 * config/i386/predicates.md (tls_symbolic_operand): Declare as
14960 (tls_modbase_operand): Ditto.
14961 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
14962 tls_modbase_operand predicates.
14964 2012-03-13 Martin Jambor <mjambor@suse.cz>
14966 * expr.c (expand_assignment): Handle misaligned scalar writes to
14967 memory through top-level MEM_REFs by calling store_bit_field.
14969 2012-03-13 Richard Guenther <rguenther@suse.de>
14971 PR middle-end/52134
14972 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
14973 if Y is a constant multiple of 1 << CST.
14975 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
14978 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
14979 offset (size) to a value the insns can deal with.
14980 (expand_epilogue): Ditto.
14982 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14984 * config/arm/neon.ml (ops): Fixup expected instructions for
14985 unsigned vector compares.
14987 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14989 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
14990 addresses only when %reg is not in word mode.
14992 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14994 * config/microblaze/microblaze.md: Fix typo.
14995 * tree-if-conv.c: Likewise.
14996 * tree-vect-patterns.c: Likewise.
14998 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15000 * config.gcc (extra_passes): Remove.
15001 * configure.ac (extra_passes): Don't substitute.
15002 * configure: Regenerate.
15003 * Makefile.in (EXTRA_PASSES): Remove.
15004 (GCC_PASSES): Remove $(EXTRA_PASSES).
15005 (MOSTLYCLEANFILES): Likewise.
15006 (native): Likewise.
15007 (install-common): Likewise.
15009 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15011 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
15012 * config/i386/i386.c (ix86_decompose_address): Use
15013 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
15014 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
15015 thread pointer to a register.
15017 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15019 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
15020 on tls_symbolic_operand.
15021 (tls_global_dynamic_64_<mode>): Likewise.
15023 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15026 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
15027 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
15029 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15032 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
15033 type from reg_class_t to enum reg_class.
15034 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
15036 2012-03-12 Andrew Pinski <apinski@cavium.com>
15038 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
15039 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
15040 (value_replacement): Likewise.
15041 (empty_block_p): Check also if the PHIs for the block are empty.
15043 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15046 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
15047 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
15048 r184615 from 2012-02-28.
15050 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15052 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
15053 (ix86_gen_tls_local_dynamic_base_64): Likewise.
15054 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
15055 and ix86_gen_tls_local_dynamic_base_64.
15056 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
15057 ix86_gen_tls_local_dynamic_base_64.
15059 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
15060 (*tls_global_dynamic_64_<mode>): This.
15061 (tls_global_dynamic_64): Renamed to ...
15062 (tls_global_dynamic_64_<mode>): This.
15063 (*tls_local_dynamic_base_64): Renamed to ...
15064 (*tls_local_dynamic_base_64_<mode>): This.
15065 (tls_local_dynamic_base_64): Renamed to ...
15066 (tls_local_dynamic_base_64_<mode>): This.
15068 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/i386.c (ix86_option_override_internal): Properly
15071 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
15072 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
15073 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
15074 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
15076 * config/i386/sse.md (sse3_monitor64): Renamed to ...
15077 (sse3_monitor64_<mode>): This.
15079 2012-03-12 Tristan Gingold <gingold@adacore.com>
15081 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
15082 (ia64_function_arg_advance): Ditto.
15084 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15086 * config.gcc (mips*-*-openbsd*): Remove.
15087 * config/mips/openbsd.h: Remove.
15088 * config/mips/sdb.h: Remove.
15090 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
15091 * config/mips/mips.c (sdb_label_count): Remove.
15092 (mips_debugger_offset): Remove #if 0 code.
15093 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
15094 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
15096 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15098 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
15099 binutils reference.
15100 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
15101 Update binutils references.
15102 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
15103 Update binutils reference.
15104 Update Sun as/GNU ld caveat.
15105 Document binutils largefile requirement for LTO plugin.
15106 Remove reference to alternate libpthread.
15108 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15110 * config.gcc (alpha*-dec-osf5.1*): Remove.
15111 * config.host (alpha*-dec-osf*): Remove.
15112 * configure.ac (*-*-osf*): Remove.
15113 (alpha*-dec-osf*): Remove.
15114 * configure: Regenerate.
15116 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
15117 config/alpha/va_list.h, config/alpha/x-osf: Remove.
15119 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
15120 * config/alpha/alpha.c (struct machine_function): Update comment.
15121 (alpha_start_function): Remove Tru64 UNIX as handling for
15123 * config/alpha/alpha.md ("exception_receiver"): Remove
15124 TARGET_LD_BUGGY_LDGP.
15125 ("*exception_receiver_2"): Likewise.
15126 * except.c (finish_eh_generation): Remove Tru64 reference.
15127 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
15128 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
15129 * target.def (handle_pragma_extern_prefix): Remove.
15131 * Makefile.in (mips-tfile.o-warn): Remove.
15132 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
15133 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
15134 * mips-tdump.c, mips-tfile.c: Remove.
15136 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
15138 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
15139 (Specific, alpha*-dec-osf5.1): Note removal.
15140 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
15142 * doc/tm.texi: Regenerate.
15143 * doc/trouble.texi (Cross-Compiler Problems): Remove.
15145 2012-03-12 Richard Guenther <rguenther@suse.de>
15147 * config/arm/arm.c (neon_dereference_pointer): Do not call
15148 covert during RTL expansion.
15150 2012-03-12 Tristan Gingold <gingold@adacore.com>
15152 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
15153 Options. Mention -mpointer-size.
15155 2012-03-12 Richard Guenther <rguenther@suse.de>
15157 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
15158 build_nonstandard_integer_type.
15160 2012-03-12 Richard Guenther <rguenther@suse.de>
15162 * tree.c (signed_or_unsigned_type_for): Use
15163 build_nonstandard_integer_type.
15164 (signed_type_for): Adjust documentation.
15165 (unsigned_type_for): Likewise.
15166 * tree-pretty-print.c (dump_generic_node): Use standard names
15167 for non-standard integer types if available.
15169 2012-03-12 Tristan Gingold <gingold@adacore.com>
15171 * config/vms/vms.opt: Add vms-opts.h header.
15172 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
15174 (-mvms-return-codes): Document.
15175 (-mpointer-size): New option.
15176 (vms_pointer_size): Add enumeration.
15177 * config/vms/vms-opts.h: New file.
15178 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
15179 __INITIAL_POINTER_SIZE.
15180 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
15181 (C_COMMON_OVERRIDE_OPTIONS): Define.
15182 (DWARF2_ADDR_SIZE): Define.
15183 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
15184 * config/vms/vms-protos.h (vms_c_common_override_options):
15186 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
15187 if -mno-pointer-size.
15188 (vms_c_common_override_options): New function.
15189 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
15190 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
15191 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
15192 and flag_vms_pointer_size.
15193 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
15194 * config.gcc (*-*-*vms*): Define xm_file.
15195 (alpha*-dec-*vms*): Do not define xm_file.
15196 (alpha64-dec-*vms*): Remove.
15197 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
15200 2012-03-12 Jakub Jelinek <jakub@redhat.com>
15202 PR tree-optimization/51721
15203 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
15204 if (int) unsvar cmp CST.
15206 2012-03-12 Richard Guenther <rguenther@suse.de>
15208 * tree-sra.c (create_access_replacement): Only rename the replacement
15209 if we can rewrite it into SSA form. Properly mark register typed
15210 replacements that we cannot rewrite with TREE_ADDRESSABLE.
15211 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
15212 for aggregate or BLKmode results.
15214 2012-03-12 Jakub Jelinek <jakub@redhat.com>
15216 PR tree-optimization/52533
15217 * tree-vrp.c (register_edge_assert_for_2): Use double_int
15218 type for mask, only handle shifts by non-zero in-range
15219 shift count, for LE_EXPR and GT_EXPR if new_val is
15220 maximum, don't add the assertion.
15222 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
15224 * doc/invoke.texi: Document -mrtm option.
15225 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
15226 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
15227 (ix86_handle_option): Handle OPT_mrtm.
15228 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
15230 (x86_64-*-*): Ditto.
15231 * i386-builtin-types.def (INT_FTYPE_VOID): New.
15232 * config/i386/i386-c.c (ix86_target_macros_internal): Define
15234 (ix86_target_string): Define -mrtm option.
15236 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
15238 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
15239 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
15240 IX86_BUILTIN_XTEST.
15241 (bdesc_special_args): Ditto.
15242 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
15243 (ix86_expand_special_args_builtin): Handle new built-in type.
15244 (ix86_expand_builtin): Handle XABORT instruction.
15245 * config/i386/i386.h (TARGET_RTM): New.
15246 * config/i386/i386.md (UNSPECV_XBEGIN): New.
15247 (UNSPECV_XEND): Ditto.
15248 (UNSPECV_XABORT): Ditto.
15249 (UNSPECV_XTEST): Ditto.
15256 * config/i386/i386.opt (mrtm): New.
15257 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
15258 * config/i386/rtmintrin.h: New header.
15259 * config/i386/xtestintrin.h: Ditto.
15261 2012-03-12 Tristan Gingold <gingold@adacore.com>
15263 * ginclude/stddef.h: Adjust previous patch.
15264 Use __VMS__ instead of VMS.
15266 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
15268 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
15269 Also convert sequences with CC setting arithmetic instruction.
15271 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
15273 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
15274 from C Language Options to Preprocessor Options.
15275 (C Dialect Options): Move -no-integrated-cpp documentation
15277 (Preprocessor Options): ...to here. Rewrite the description
15278 so it makes more sense, and remove discussion of merging front ends.
15280 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15282 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
15284 (ix86_expand_setmem): Likewise.
15286 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
15288 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
15291 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15293 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
15294 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
15296 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15298 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
15300 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15302 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
15305 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15306 Uros Bizjak <ubizjak@gmail.com>
15308 * config/i386/predicates.md (call_insn_operand): Allow
15309 constant_call_address_operand in Pmode only.
15310 (sibcall_insn_operand): Ditto.
15311 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
15312 (*call_vzeroupper): Ditto.
15314 (*sibcall_vzeroupper): Ditto.
15315 (*call_value): Ditto.
15316 (*call_value_vzeroupper): Ditto.
15317 (*sibcall_value): Ditto.
15318 (*sibcall_value_vzeroupper): Ditto.
15319 (*indirect_jump): Ditto.
15320 (*tablejump_1): Ditto.
15321 (indirect_jump): Convert memory address to word mode for TARGET_X32.
15322 (tablejump): Ditto.
15323 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
15326 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
15329 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
15330 Use movrt_negc instead of negc pattern for non-SH2A.
15331 (*movnegt): Remove.
15332 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
15334 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
15336 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
15337 if Pmode != word_mode.
15338 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
15339 Pmode == SImode for TARGET_X32.
15341 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
15342 (tls_initial_exec_x32): Likewise.
15344 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
15346 PR rtl-optimization/52528
15347 * combine.c (can_combine_p): Add setting of subst_low_luid
15348 before call to expand_field_assignment().
15350 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15352 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
15353 and related program names.
15355 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15357 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
15359 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
15362 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
15363 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
15364 to set code to 'q'.
15365 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
15366 (*movdi_internal_rex64): Use %E operand modifier for lea.
15367 (*movsi_internal): Ditto.
15369 (*lea<mode>_2): Ditto.
15370 (*lea_{3,4,5,6}_zext): Ditto.
15371 (*tls_global_dynamic_32_gnu): Ditto.
15372 (*tls_global_dynamic_64): Ditto.
15373 (*tls_dynamic_gnu2_lea_32): Ditto.
15374 (*tls_dynamic_gnu2_lea_64): Ditto.
15375 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
15377 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15379 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
15380 redefine to be NULL if the current bit-size is different from the
15381 configured bit-size.
15383 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
15384 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
15385 set the default tuning. Add asserts to make sure the cpu and tune
15386 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
15387 test whether the index is set, instead of > 0.
15388 (rs6000_file_start): Do not reset the default cpu if the current
15389 bit-size is different from the configured bit-size.
15391 2012-03-09 Tristan Gingold <gingold@adacore.com>
15393 * config/vms/vms-crtlmap.map: Add comments.
15394 Add entries needed to build Ada RTS.
15396 2012-03-09 Tristan Gingold <gingold@adacore.com>
15398 * ginclude/stddef.h: Do not define __size_t on VMS.
15400 2012-03-09 Tristan Gingold <gingold@adacore.com>
15402 * c-tree.h (c_default_pointer_mode): New variable.
15403 * c-decl.c (c_default_pointer_mode): New variable.
15404 (c_build_pointer_type): New function.
15405 (grokdeclarator): Call c_build_pointer_type instead
15406 of build_pointer_type.
15408 * config/vms/vms-c.c: Include c-tree.h
15409 (saved_pointer_mode): New variable.
15410 (handle_pragma_pointer_size): New function.
15411 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
15412 (vms_c_register_pragma): Register __pointer_size and
15413 __required_pointer_size pragmas.
15415 2012-03-09 Tristan Gingold <gingold@adacore.com>
15417 * config/vms/vms-c.c (vms_construct_include_filename): New function.
15418 (vms_c_register_includes): Reference it.
15420 2012-03-09 Andrew Pinski <apinski@cavium.com>
15422 PR middle-end/51988
15423 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
15424 print_generic_expr.
15425 (tree_ssa_phiopt_worker): Go through all the PHIs for
15426 value_replacement instead of just the singleton one.
15427 (value_replacement): Change return type to int. Return 0 instead of
15429 Allow the middle basic block to contain more than just the defining
15431 Handle non empty middle basic blocks.
15432 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
15434 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
15436 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
15437 array reference and component reference.
15438 (analyze_scalar_evolution_for_address_of): New.
15440 2012-03-08 Jie Zhang <jzhang918@gmail.com>
15443 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
15444 (hwloop_pattern_reg): Fix set but not used warning.
15445 (bfin_reorg_loops): Remove unused parameter.
15446 (bfin_reorg): Update use of bfin_reorg_loops.
15448 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
15450 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
15451 with integer parameters in registers.
15452 (gen_push): Push register in word_mode instead of Pmode.
15453 (ix86_emit_save_regs): Likewise.
15454 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
15455 (gen_pop): Pop register in word_mode instead of Pmode.
15456 (ix86_emit_restore_regs_using_pop): Likewise.
15457 (ix86_expand_prologue): Replace Pmode with word_mode for push
15458 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
15459 restore RAX and R10 in word_mode.
15460 (ix86_emit_restore_regs_using_mov): Restore integer registers
15462 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
15464 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
15465 (ix86_split_long_move): Likewise.
15467 * config/i386/i386.md (W): New.
15468 (*push<mode>2_prologue): Replace :P with :W.
15469 (*pop<mode>1): Likewise.
15470 (*pop<mode>1_epilogue): Likewise.
15471 (push/pop peephole2): Use word_mode scratch registers.
15473 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15475 * config/i386/predicates.md (indirect_branch_operand): Simplify.
15477 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15479 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
15480 for constants in [-63,63].
15482 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15486 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15488 * config/i386/i386.c (ix86_print_operand_address): Only handle
15489 zero-extended DImode addresses.
15491 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15493 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
15494 * configure: Regenerate.
15496 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15499 * config/avr/avr.c (avr_mem_clobber): New static function.
15500 (avr_expand_delay_cycles): Add memory clobber operand to
15501 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
15502 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
15503 (enable_interrupt, disable_interrupt): New expander.
15504 (nopv, sleep, wdr): New expanders.
15505 (delay_cycles_1): Add memory clobber.
15506 (delay_cycles_2): Add memory clobber.
15507 (delay_cycles_3): Add memory clobber.
15508 (delay_cycles_4): Add memory clobber.
15509 (cli_sei): New insn from former "enable_interrupt",
15510 "disable_interrupt" with memory clobber.
15511 (*wdt): New insn from former "wdt" with memory clobber.
15512 (*nopv): Similar, but for "nopv".
15513 (*sleep): Similar, but for "sleep".
15515 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
15516 Kaz Kojima <kkojima@gcc.gnu.org>
15519 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
15520 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
15521 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15523 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15525 * config/i386/predicates.md (x86_64_zext_general_operand): New.
15526 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
15527 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
15529 2012-03-07 Walter Lee <walt@tilera.com>
15531 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
15532 REG_CFA_* notes for the stack pointer.
15533 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
15534 EH_RETURN_STACKADJ_RTX.
15535 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
15536 generate REG_CFA_* notes for the stack pointer.
15537 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
15538 by EH_RETURN_STACKADJ_RTX.
15540 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15542 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
15543 when __AVR_3_BYTE_PC__ is defined.
15545 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15547 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
15548 (ix86_print_operand): Handle '^'.
15549 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
15550 using P mode iterator. Add %^ to asm template to conditionally emit
15552 (*rep_movdi_rex64): Ditto.
15553 (*strsetdi_rex_1): Ditto.
15554 (*rep_stosdi_rex64): Ditto.
15555 (*strmov{si,hi,qi}_1): Add %^ to asm template to
15556 conditionally emit addr32 prefix.
15557 (*rep_mov{si,qi}): Ditto.
15558 (*strset{si,hi,qi}): Ditto.
15559 (*rep_stos{si,qi}): Ditto.
15560 (*cmpstrnqi_nz_1): Ditto.
15561 (*cmpstrnqi_1): Ditto.
15562 (*strlenqi_1): Ditto.
15564 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
15566 * config/i386/i386.c (function_value_64): Return pointers in
15567 word_mode instead of Pmode.
15568 (ix86_promote_function_mode): Likewise.
15570 2012-03-07 Richard Guenther <rguenther@suse.de>
15572 * coverage.c (get_gcov_type): Use type_for_mode.
15573 (get_gcov_unsigned_t): Likewise.
15574 * expr.c (store_constructor): Use type_for_mode.
15575 (try_casesi): Likewise.
15576 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
15577 (add_standard_iv_candidates): Use standard type trees.
15578 * dojump.c (do_jump): Remove dead code.
15580 2012-03-07 Richard Guenther <rguenther@suse.de>
15582 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
15584 2012-03-07 Richard Guenther <rguenther@suse.de>
15586 * convert.c (strip_float_extensions): Move ...
15587 * tree.c (strip_float_extensions): ... here.
15589 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15592 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
15594 2012-03-07 Richard Guenther <rguenther@suse.de>
15596 * omp-low.c (extract_omp_for_data): Use signed_type_for.
15597 (expand_omp_for_generic): Likewise.
15598 (expand_omp_for_static_nochunk): Likewise.
15599 (expand_omp_for_static_chunk): Likewise.
15600 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
15601 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
15602 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
15603 Use unsigned_type_for.
15604 (vect_create_cond_for_align_checks): Use signed_type_for.
15606 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
15608 PR rtl-optimization/52203
15609 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
15610 all callers to pass NULL except ...
15611 (reset_sched_cycles_in_current_ebb): ... here, save the value
15612 in new variable 'empty'. Increase issue_rate only for
15615 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
15618 * Makefile.in: Let install-gcc-ar depend on installdirs,
15619 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
15620 Don't double canonicalize if cross-compiling.
15622 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15625 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
15626 to: RAMPZ, RAMPY, RAMPX, RAMPD.
15627 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
15629 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15632 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
15634 * config/avr/avr.md (xload_8): Adjust insn length.
15636 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15639 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
15640 if RAMPZ affects reading from RAM.
15642 2012-03-07 Richard Guenther <rguenther@suse.de>
15646 * doc/invoke.texi (Precompiled Headers): Remove sentence that
15647 suggests you can include PCHs from inside another header.
15649 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
15651 PR middle-end/52515
15652 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
15654 2012-03-07 Kai Tietz <ktietz@redhat.com>
15656 * doc/invoke.texi (fwritable-relocated-rdata): Document
15657 new Cygwin/MinGW target option.
15658 * config/i386/winnt.c (i386_pe_unique_section): Ignore
15659 reloc if flag -fwritable-relocated-rdata is not set.
15660 (i386_pe_section_type_flags): Likewise.
15661 * config/i386/cygming.opt (fwritable-relocated-rdata):
15662 Add new flag variable flag_writable_rel_rdata.
15664 2012-03-07 Richard Guenther <rguenther@suse.de>
15666 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
15667 precision against gimple constraints.
15669 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
15671 PR middle-end/52372
15672 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
15674 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
15675 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
15677 (init_emit_regs): Move associated initialization to...
15678 (init_emit_once): ...here.
15680 2012-03-06 Richard Henderson <rth@redhat.com>
15682 * config/m68k/m68k.h (ISA_HAS_TAS): New.
15683 * config/m68k/sync.md (atomic_test_and_set): Use it.
15684 (atomic_test_and_set_1): Likewise.
15686 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
15689 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
15690 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
15691 (vector_ltgt<mode>): Likewise.
15692 (vector_ordered<mode>): Likewise.
15693 (vector_unordered<mode>): Likewise.
15694 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15696 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
15698 * trans-mem.c: New typedef for tm_region_p.
15699 Define vector types for tm_region_p.
15700 (tm_region_init): Replace region_worklist to a vector called
15703 2012-03-06 Richard Guenther <rguenther@suse.de>
15705 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
15706 MEM_REF with constant pointer operand.
15708 2012-03-06 Richard Guenther <rguenther@suse.de>
15710 PR middle-end/52493
15711 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
15713 2012-03-06 Tristan Gingold <gingold@adacore.com>
15715 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
15716 (external_model_kind): Improve documentation.
15717 (vms_pragma_extern_model): Handle relaxed_redef.
15718 (vms_c_register_pragma): Allow expansion for nomember_alignment.
15720 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
15722 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
15723 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
15724 Some more notes on EIND usage and reorder EIND subsection.
15726 2012-03-06 Tristan Gingold <gingold@adacore.com>
15728 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
15729 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
15731 2012-03-06 Tristan Gingold <gingold@adacore.com>
15733 * config/vms/t-vmsnative (version): Define.
15734 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
15736 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
15738 PR rtl-optimization/52250
15739 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
15740 to put note list into. Unconditionally call move_bb_info.
15741 (move_bb_info): Do not assert the blocks being in the same region,
15742 just drop the note list if they are not.
15744 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
15747 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
15748 and use unified expansion logic.
15749 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
15750 closer to the existing movt insn.
15751 (negc): Rename insn to *negc. Add new expander.
15752 (movnegt): Use xor pattern for T bit negation. Reserve helper
15753 constant for negc pattern.
15754 (*movnegt): New insn and splitter.
15756 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15758 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
15761 2012-03-05 Richard Henderson <rth@redhat.com>
15763 * genemit.c (main): Include "target.h" in insn-emit.c.
15764 * Makefile.in (insn-emit.o): Depend on TARGET_H.
15765 * config/sh/sync.md (atomic_test_and_set): Reference
15766 targetm.atomic_test_and_set_trueval instead of
15767 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
15769 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
15771 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
15774 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
15776 * langhooks.c (add_builtin_type): New function.
15777 * langhooks.h (add_builtin_type): Export it.
15778 * config/mep/mep.c (mep_init_builtins): Use it.
15779 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
15781 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15784 * tree.h (BLOCK_SAME_RANGE): Define.
15785 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
15786 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
15787 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
15788 isn't equal to supercontext fragment's fragment chain.
15789 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
15791 (blocks_nreverse_all): Likewise.
15792 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
15793 BLOCK_SUPERCONTEXT to supercontext fragment instead of
15794 supercontext fragment's fragment origin.
15795 * dwarf2out.c (add_high_low_attributes): If stmt has the same
15796 range as its parent (or parents thereof etc.), use the parent's
15797 DW_AT_ranges value instead of creating a new .debug_ranges range.
15799 2012-03-05 Richard Henderson <rth@redhat.com>
15802 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
15803 * omp-low.c (expand_omp_atomic): Assume anything aligned to
15804 BIGGEST_ALIGNMENT is aligned.
15806 2012-03-05 Richard Henderson <rth@redhat.com>
15808 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
15809 * config/sh/sh.c: ... here.
15811 2012-03-05 Richard Henderson <rth@redhat.com>
15814 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
15815 instead of calling negqi2 directly.
15817 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
15819 PR middle-end/52463
15820 * trans-mem.c (tm_region_init): Use last_basic_block.
15822 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
15824 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
15825 * config/sh/sync.md (atomic_test_and_set): New expander.
15826 (tasb, atomic_test_and_set_soft): New insns.
15827 * config/sh/sh.opt (menable-tas): New option.
15828 * doc/invoke.texi (SH Options): Document it.
15830 2012-03-05 Richard Guenther <rguenther@suse.de>
15832 * cfgloop.c (verify_loop_structure): Verify dominators before
15834 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
15835 dominators from here.
15836 * graphite-scop-detection.c (create_sese_edges): Likewise.
15837 * loop-doloop.c (doloop_optimize_loops): Likewise.
15838 * loop-init.c (loop_optimizer_init): Likewise.
15839 * loop-unroll.c (unroll_and_peel_loops): Likewise.
15840 * loop-unswitch.c (unswitch_loops): Likewise.
15841 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
15842 * tree-parloops.c (parallelize_loops): Likewise. Verify
15843 only when checking is enabled.
15844 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
15846 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15848 * genautomata.c (parse_automata_opt): New static function.
15849 (initiate_automaton_gen): Remove all option handling code. Remove
15850 argc argument. All callers changed.
15851 (main): Call init_rtx_reader_args_cb with the new function as argument.
15853 2012-03-05 Richard Guenther <rguenther@suse.de>
15855 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
15856 * tree-if-conv.c (combine_blocks): Free post-dominator info
15858 * tree-parloops.c (create_parallel_loop): Free and re-compute
15859 dominator info after breaking it.
15861 2012-03-05 Richard Guenther <rguenther@suse.de>
15863 PR middle-end/52353
15864 * optabs.h (trapv_unoptab_p): New function.
15865 (trapv_binoptab_p): Likewise.
15866 * optabs.c (expand_binop): Use emit_libcall_block_1 with
15867 a proper equiv_may_trap argument.
15868 (expand_unop): Likewise.
15869 (emit_libcall_block_1): Take extra argument whether the
15870 instruction may trap. Renamed from ...
15871 (emit_libcall_block): ... this. New wrapper.
15873 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15875 PR tree-optimization/51721
15876 * tree-vrp.c (register_edge_assert_for_2): If comparing
15877 lhs of right shift by constant with an integer constant,
15878 add ASSERT_EXPRs for the rhs1 of the right shift.
15880 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
15882 2012-03-05 Richard Guenther <rguenther@suse.de>
15884 * tree.c (integer_zerop): Handle VECTOR_CSTs.
15885 (integer_onep): Likewise.
15886 (integer_all_onesp): Likewise.
15888 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
15890 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
15892 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15894 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
15895 instead of TARGET_64BIT.
15897 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15899 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
15902 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15904 * config/i386/i386.c (ix86_print_operand_address): Only handle
15905 zero-extended DImode addresses.
15907 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
15909 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
15910 taken and cputaken as bool.
15912 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
15914 * config/i386/constraints.md (Ya): New internal constraint.
15915 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
15916 (*zero_extendsidi2_rex64): Add x,x alternative.
15917 (*zero_extendsidi2): Ditto. Add o,0 alternative.
15918 Remove flags reg clobber. Adjust corresponding splits.
15919 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
15920 zero_extendqisi2 expanders using SWI12 mode iterator.
15921 (zero_extend<mode>si2_and): Macroize insn from
15922 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
15924 (*zero_extend<mode>si2): Macroize insn from
15925 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
15926 (*zero_extend*2_movzbl_and): Remove insn patterns.
15927 (zero_extendqihi2_and): Merge corresponding splitter.
15928 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
15929 (*zero_extend*2_movzbl_and): Remove insn patterns.
15930 (*anddi_1): Split TYPE_IMOVX instructions.
15931 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
15933 (and->zext splitter): Add splitter pattern.
15934 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
15936 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
15938 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
15940 (Debugging Options): Likewise.
15941 (Optimize Options): Likewise.
15942 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
15943 with other architectures. Use official processor names with correct
15944 spelling/capitalization. Fix formatting and grammar issues.
15945 (i386 and x86-64 Windows Options): Similar cleanup here.
15947 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15949 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
15951 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15953 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
15954 DBX_REGISTER_NUMBER.
15956 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15958 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
15959 operand is CONST_INT. Take COSTS_N_INSNS into account.
15960 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
15963 2012-03-02 Richard Henderson <rth@redhat.com>
15965 * optabs.c (expand_atomic_test_and_set): Honor
15966 atomic_test_and_set_trueval even when atomic_test_and_set
15967 optab is not in use.
15969 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
15973 * config/sh/sh.c (sh_register_move_cost): Increase cost between
15974 GENERAL_REGS and FP_REGS for SImode.
15976 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15979 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
15980 (absdi2): New expander.
15981 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
15983 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15985 * config/sh/sync.md (atomic_exchange<mode>): New expander.
15986 (atomic_exchange<mode>_soft): New insn.
15988 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15990 * config/sh/sync.md: Update copyright notice dates.
15991 (atomic_compare_and_swap<mode>): Use SImode for return value instead
15993 (atomic_compare_and_swap<mode>_soft): Likewise.
15995 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15998 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
15999 * config/sh/sh.c: Update copyright notice dates.
16000 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
16001 alignment for TARGET_HARD_SH4.
16002 (sh_option_override): Reduce default function alignment. Set
16003 loop alignment to 4 bytes when not optimizing for size.
16005 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
16007 PR middle-end/50335
16008 * doc/invoke.texi (floop-flatten): Remove.
16009 * toplev.c (process_options): Remove references to flag_loop_flatten.
16010 * tree-ssa-loop.c (gate_graphite_transform): Same.
16011 * common.opt (floop-flatten): Obsolete.
16012 * graphite-poly.c (apply_poly_transforms): Remove reference to
16014 * Makefile.in (graphite-flattening.o): Remove.
16015 * graphite-flattening.c: Remove.
16017 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16019 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
16020 having mode compatible with the mode of previous compare. Substitute
16021 compare mode of previous compare with the mode, compatible
16022 with eliminated and previous compare.
16024 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
16026 * config/rs6000/dfp.md (floatdidd2): New define_insn.
16028 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16030 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
16031 compatible with CCGOCmode and CCGCmode.
16033 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
16035 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
16037 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
16039 * config/arm/arm.c (arm_sat_operator_match): New function.
16040 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
16041 * config/arm/arm.md ("insn" attribute): Add "sat" value.
16042 ("SAT", "SATrev"): New code iterators.
16043 ("SATlo", "SAThi"): New code iterator attributes.
16044 ("*satsi_<SAT:code>"): New pattern.
16045 ("*satsi_<SAT:code>_shift"): Likewise.
16046 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
16047 and "shift" attributes.
16048 ("arm_usatsihi"): Add "insn" attribute.
16049 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
16050 by powers of two. Do not allow shift by 32.
16052 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16055 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
16056 to pass the argument in the register of "natural" mode.
16058 2012-03-02 Richard Guenther <rguenther@suse.de>
16060 PR tree-optimization/52406
16061 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
16062 (struct indices): Add unconstrained_base member.
16063 (struct dr_alias): Remove unused vops member.
16064 (DR_UNCONSTRAINED_BASE): New define.
16065 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
16066 add indices to allow their disambiguation. Make DR_BASE_OBJECT
16067 be an artificial access that covers the whole indexed object,
16068 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
16069 plain decl base-objects to their MEM_REF variant.
16070 (dr_may_alias_p): When the base-object of either data reference
16071 has unknown size use only points-to information.
16072 (compute_affine_dependence): Make dumps easier to read and
16074 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
16075 DR_REF when looking for packed references.
16076 (vect_supportable_dr_alignment): Likewise.
16078 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
16080 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
16081 Improve conditions for peepholes of loads followed by commutative
16083 * config/arm/ldmstm.md: Regenerated.
16085 2012-03-02 Richard Guenther <rguenther@suse.de>
16087 * BASE-VER: Set to 4.8.0.
16089 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
16091 * config.gcc (obsolete): Add all ARM targets using the FPA.
16092 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
16093 * doc/install.texi: Avoid references to obsolete ARM ports.
16095 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
16097 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
16099 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
16100 Joern Rennecke <joern.rennecke@embecosm.com>
16102 * doc/extend.texi: Expand and update information on interrupt
16103 attribute for Epiphany.
16105 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16107 * config/sh/sh-protos.h: Update copyright notice dates.
16108 * config/sh/sh.h: Likewise.
16109 * config/sh/sh.md: Likewise.
16110 * config/sh/constraints.md: Likewise.
16111 * config/sh/predicates.md: Likewise.
16113 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16115 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
16116 * config/sh/sh.c (tertiary_reload_operand): Likewise.
16118 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16120 * config/sh/constraints.md: Fix comment typo.
16122 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16125 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
16126 unsigned HOST_WIDE_INT.
16127 (zvdep_imm64): Likewise.
16128 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
16129 (vdepi_and): Likewise.
16130 Likewise for unamed 64-bit patterns.
16131 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
16133 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
16136 PR rtl-optimization/52417
16137 * cselib.c (cselib_any_perm_equivs): New variable.
16138 (cselib_reset_table): Check that it's not set when not
16139 preserving constants.
16140 (cselib_add_permanent_equiv): Set it.
16141 (cselib_have_permanent_equivalences): New.
16142 (cselib_init, cselib_finish): Reset it.
16143 * cselib.h (cselib_have_permanent_equivalences): Declare.
16144 * alias.c (get_addr): Restore earlier behavior when there
16145 aren't permanent equivalences.
16147 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
16149 * config/mn10300/mn10300-modes.def: Fix copyright notice.
16150 * config/v850/v850-modes.def: Fix copyright notice.
16152 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
16154 * doc/extend.texi (AVR Built-in Functions): Document
16155 __builtin_avr_flash_segment.
16157 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
16158 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
16159 (*split.flash_segment): New insn-and-split.
16160 * config/avr/avr.c (avr_init_builtins): Add local variables:
16161 const_memx_void_node, const_memx_ptr_type_node,
16162 char_ftype_const_memx_ptr.
16164 2012-03-01 Jakub Jelinek <jakub@redhat.com>
16166 PR tree-optimization/52445
16167 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
16168 add ssa_name_ver, offset and size fields and change store field
16170 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
16171 (add_or_mark_expr): Likewise. Only consider previous stores
16172 with the same size and offset.
16173 (nt_init_block): Only look at gimple_assign_single_p stmts,
16174 doesn't look at rhs2.
16176 2012-03-01 Richard Guenther <rguenther@suse.de>
16178 PR middle-end/52443
16179 * tree-cfg.c (verify_gimple_assign_unary): Allow any
16180 conversions from integral types to pointer types.
16182 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
16184 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
16185 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
16186 unintentionally removed in r184616.
16188 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16190 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
16193 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16194 Uros Bizjak <ubizjak@gmail.com>
16197 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
16198 alternatives, add "e" constraint to the new last alternative
16199 and ! to last 3 alternatives.
16201 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
16203 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
16204 DW_AT_artificial attributes at the end of the processing.
16205 (gen_array_type_die): Likewise.
16206 (gen_enumeration_type_die): Likewise.
16207 (gen_struct_or_union_type_die): Likewise.
16208 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
16211 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16213 PR middle-end/52419
16214 * expr.c (expand_assignment): If doing misaligned store that doesn't
16215 cover all mode bits, perform a RMW cycle.
16217 PR tree-optimization/52429
16218 * tree-parloops.c (separate_decls_in_region_debug): Return early
16219 if var is LABEL_DECL.
16221 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16223 PR tree-optimization/52424
16224 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
16225 calling dom_thread_across_edge.
16227 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16229 * config/avr/avr.c: Move definition of TARGET macros to end of file.
16231 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16233 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
16234 * config/avr/avr.c (avr_output_bld): Remove unused function.
16235 (avr_out_sbxx_branch): Use "%T" to print bit position.
16237 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16239 * config/avr/avr.md: Untabify.
16241 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16243 * config/avr/avr.md (eqne): New code iterator.
16244 (*dec-and-branchsi): Use it in text peephole's condition.
16245 (*dec-and-branchhi): Ditto.
16246 (*dec-and-branchqi): Ditto.
16248 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16251 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
16252 the device does not have the skip-bug.
16254 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
16256 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
16257 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
16258 -mpretend-cmove): New.
16260 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16263 * df.h (struct df_d): Adjust comment that hard_regs_live_count
16264 doesn't count DEBUG_INSN refs.
16265 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
16266 for DEBUG_INSN refs.
16268 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16272 2012-02-20 Richard Guenther <rguenther@suse.de>
16273 PR tree-optimization/52298
16274 * tree-vect-stmts.c (vectorizable_load): Properly use
16275 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
16277 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
16279 PR middle-end/51752
16280 * gimple.h (gimple_in_transaction): New.
16281 (gimple_set_in_transaction): New.
16282 (struct gimple_statement_base): Add in_transaction field.
16283 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
16285 (tree_ssa_lim_initialize): Compute transaction bits.
16286 * tree.h (compute_transaction_bits): Protoize.
16287 * trans-mem.c (tm_region_init): Use the heap to store BB
16289 (compute_transaction_bits): New.
16291 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16293 * gcc.c (display_help): Document --help=common and sort entries
16296 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16298 * doc/install.texi: Document check-$LANG specific shortcuts
16300 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16303 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
16305 * config/arm/arm_neon.h: Regenerate.
16306 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
16307 (neon_vcgeu): New insn.
16308 (neon_vcgtu): Likewise.
16309 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
16310 (ops): Unsigned comparison intrinsics call a different builtin.
16312 2012-02-28 Richard Guenther <rguenther@suse.de>
16315 * config/i386/i386.c (ix86_expand_vector_set): Fix element
16316 ordering for the VEC_CONCAT for two element vectors for
16317 V2SFmode, V2SImode and V2DImode.
16319 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16322 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
16323 detecting big-endian triplets.
16325 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16327 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
16328 mode if there is no type information available.
16330 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
16332 PR tree-optimization/53207
16333 * doc/invoke.texi: Document as experimental and relying on graphite.
16335 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16337 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
16338 of initializer to changes from r184614.
16340 2012-02-28 Richard Guenther <rguenther@suse.de>
16342 PR tree-optimization/52395
16343 * tree-sra.c (build_ref_for_offset): Also look at the base
16344 TYPE_ALIGN when figuring out the alignment of the replacement.
16346 2012-02-28 Richard Guenther <rguenther@suse.de>
16348 PR tree-optimization/52402
16349 * ipa-prop.c (ipa_modify_call_arguments): Properly use
16350 mis-aligned types when creating the accesses at the call site.
16352 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16354 * config/avr/builtins.def: New file.
16355 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
16356 * config/avr/avr.c (enum avr_builtin_id): Use it.
16357 (avr_init_builtins): Use it. And use avr_bdesc.
16358 (bdesc_1arg): Remove.
16359 (bdesc_2arg): Remove.
16360 (bdesc_3arg): Remove.
16361 (struct avr_builtin_description): Add field n_args.
16362 (avr_bdesc): New static variable using builtins.def.
16363 (avr_expand_builtin): Use it.
16364 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
16365 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
16366 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
16368 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16371 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
16372 match only one single hard register with respective hard reg rtx.
16373 (movmemx_<mode>): Ditto.
16374 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
16375 insn anatomy of movmem[x]_<mode>.
16376 (avr_out_movmem): Same for printing assembler and operand usage.
16378 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16382 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
16383 address spaces located outside of device flash.
16385 * config/avr/avr.h (base_arch_s): Remove field n_segments.
16386 (mcu_type_s): Add field n_flash.
16387 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
16388 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
16389 (AVR_MCU): Add N_FLASH argument.
16390 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
16391 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
16392 macro __FLASH<n> if that address space makes sense for the device.
16393 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
16394 outside of target flash.
16395 (avr_asm_named_section): Ditto.
16396 (avr_asm_select_section): Ditto.
16397 (avr_addr_space_convert): Ditto.
16398 (avr_emit_movmemhi): Ditto.
16399 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
16400 address space is outside of device flash.
16401 (avr_insert_attributes): Ditto.
16402 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
16403 avr_current_arch->n_segments.
16405 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
16408 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
16409 (*movabs<mode>_2): Likewise.
16411 2012-02-27 Jakub Jelinek <jakub@redhat.com>
16414 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
16415 s_register_operand in the test instead of REG_P. Don't call
16416 gen_reg_rtx if it won't be used.
16418 PR tree-optimization/52376
16419 * ipa-split.c (split_function): Ignore CLOBBER stmts.
16421 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
16423 * ifcvt.c (noce_get_condition): Check condition variable is not
16424 small_register_classes_for_mode_p before accepting.
16426 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
16428 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
16430 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16433 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16434 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
16436 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
16438 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
16440 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
16442 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
16444 * config/sh/predicates.md: Remove blank lines.
16445 * config/sh/sh.c: Fix typos in comments.
16446 * config/sh/constraints.md: Likewise.
16447 * config/sh/sh.md: Remove blank lines.
16448 Fix typos in comments. Use ;; as comment characters.
16450 2012-02-26 Walter Lee <walt@tilera.com>
16452 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
16453 (replace_mov_pcrel_step2): Ditto.
16455 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
16458 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
16459 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
16460 and locs that reference values newer than the non-canonical value
16461 at hand. Return the canonical value as a worst case.
16462 (memrefs_conflict_p): Walk canonical value's locs.
16465 * cselib.c (preserve_only_constants): Rename to...
16466 (preserve_constants_and_equivs): ... this. Split out...
16467 (invariant_or_equiv_p): ... this. Preserve plus expressions
16468 of other preserved expressions too.
16469 (cselib_reset_table): Adjust.
16470 * var-tracking.c (reverse_op): Use canonical value to build
16473 2012-02-23 Kai Tietz <ktietz@redhat.com>
16475 * config/i386/i386.c (ix86_delegitimize_address): Handle
16476 UNSPEC_PCREL plus displacement.
16478 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
16481 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
16482 to test for unusedness in st X addressing.
16484 2012-02-24 Richard Guenther <rguenther@suse.de>
16486 PR middle-end/52361
16487 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
16488 (is_gimple_reg_type): Move inline ...
16489 * gimple.h (is_gimple_reg_type): ... here.
16491 2012-02-24 Richard Guenther <rguenther@suse.de>
16493 PR middle-end/52361
16494 * passes.c (execute_function_todo): When verifying SSA form
16495 verify gimple form first.
16496 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
16498 2012-02-24 Richard Guenther <rguenther@suse.de>
16500 PR middle-end/52355
16501 * fold-const.c (fold_addr_of_array_ref_difference): New function.
16502 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
16504 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16506 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
16508 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16510 * tree-phinodes.c (make_phi_node): Mark static.
16511 * tree-flow.h (make_phi_node): Remove extern decl.
16512 * doc/gimple.texi (make_phi_node): Remove documentation.
16514 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16516 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
16517 * tree-ssa-sccvn.c (print_scc): Ditto.
16519 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16521 * doc/passes.texi (Full redundancy elimination): Fix typo.
16523 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16525 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
16527 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
16530 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
16532 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
16535 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
16537 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
16539 * config/avr/avr.md (code_stdname): Add ior, xor.
16540 (xior): New code iterator.
16541 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
16542 (*<code_stdname><mode>qi.byte1-3): Ditto.
16544 2012-02-23 Jakub Jelinek <jakub@redhat.com>
16546 PR tree-optimization/52019
16547 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
16550 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16552 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
16553 HAVE_INITFINI_ARRAY to work around namespace pollution in
16554 certain versions of newlib system headers.
16555 * config.in: Regenerate.
16556 * configure: Regenerate.
16557 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
16558 instead of HAVE_INITFINI_ARRAY.
16560 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
16563 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
16564 is not offsettable memory reference.
16566 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16569 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
16570 setting avr_need_clear_bss_p for __gnu_lto* symbols.
16572 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16574 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
16575 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
16577 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16579 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
16580 library on Solaris 8 even without TLS support.
16581 * configure: Regenerate.
16583 2012-02-22 Richard Guenther <rguenther@suse.de>
16585 PR middle-end/52329
16586 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
16587 for GIMPLE_DEBUG stmts.
16589 2012-02-22 Martin Jambor <mjambor@suse.cz>
16591 PR middle-end/51782
16592 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
16593 according to the base object.
16595 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16597 PR rtl-optimization/50063
16598 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
16599 and 2 (8-bit SP) in operand 2.
16600 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
16601 setup to use movhi_sp_r instead of vanilla move to write SP.
16602 Adjust REG_CFA notes to superseed unspec.
16603 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
16605 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
16606 known to be off) only with TARGET_NO_INTERRUPTS. Never use
16607 irq_state 1 (IRQ known to be on) here.
16609 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
16611 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
16613 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
16614 assign_hard_reg): Likewise.
16616 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16618 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
16620 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16622 * config/avr/avr.md
16623 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
16624 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
16626 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16628 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
16629 prototype from here to...
16630 * config/avr/avr.h: ...here.
16632 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
16635 * thumb2.md (thumb2_shiftsi3_short): Split register and
16636 immediate shifts. For register shifts tie operands 0 and 1.
16637 (peephole2 for above): Check that register-controlled shifts
16638 have suitably tied operands.
16640 2012-02-21 Quentin Neill <quentin.neill@amd.com>
16643 * config/i386/bdver1.md (bdver1_call, bdver1_push,
16644 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
16645 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
16646 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
16647 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
16648 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
16649 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
16650 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
16651 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
16652 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
16653 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
16654 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
16655 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
16656 bdver1_ssevector_avx256_unaligned_load,
16657 bdver1_ssevector_sse128_unaligned_load,
16658 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
16659 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
16660 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
16661 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
16662 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
16663 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
16664 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
16665 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
16666 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
16667 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
16668 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
16669 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
16670 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
16671 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
16672 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
16673 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
16674 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
16675 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
16676 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
16677 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
16678 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
16679 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
16680 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
16681 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
16682 bdver1_ssediv_double_load, bdver1_ssediv_double,
16683 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
16684 Add "bdver2" attribute.
16686 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16688 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
16689 default if possible and not specified otherwise.
16691 2012-02-21 Richard Guenther <rguenther@suse.de>
16693 PR middle-end/52314
16694 * gimplify.c (create_tmp_from_val): Use the main variant type
16695 for the type of the temporary we create.
16697 2012-02-21 Richard Guenther <rguenther@suse.de>
16699 PR tree-optimization/52324
16700 * gimplify.c (gimplify_expr): When re-gimplifying expressions
16701 do not gimplify a MEM_REF address operand if it is already
16704 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16706 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
16707 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
16709 2012-02-21 Richard Guenther <rguenther@suse.de>
16711 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
16712 nested_in_vect_loop.
16714 2012-02-21 Jakub Jelinek <jakub@redhat.com>
16716 PR tree-optimization/52318
16717 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
16718 vdef also to non-pure/const call stmts in the sequence.
16720 2012-02-21 Tristan Gingold <gingold@adacore.com>
16722 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
16724 2012-02-20 David S. Miller <davem@davemloft.net>
16726 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
16727 don't use the "rd %pc" instruction on v9 for PIC register loads.
16729 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
16731 PR middle-end/52141
16732 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
16733 in a transaction safe function.
16735 2012-02-20 Kai Tietz <ktietz@redhat.com>
16738 * stor-layout.c (place_field): Handle desired_align for
16741 2012-02-20 Richard Guenther <rguenther@suse.de>
16743 PR tree-optimization/52298
16744 * tree-vect-stmts.c (vectorizable_store): Properly use
16745 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
16747 (vectorizable_load): Likewise.
16748 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
16749 Access DR_STEP after ensuring it is not NULL.
16751 2012-02-20 Jakub Jelinek <jakub@redhat.com>
16753 PR tree-optimization/52286
16754 * fold-const.c (fold_binary_loc): For (X & C1) | C2
16755 optimization use double_int_to_tree instead of build_int_cst_wide,
16756 rewrite to use double_int vars.
16758 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16761 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
16763 Remove -e 0 from $gcc_cv_ld invocation.
16764 Only use __GLIBC_PREREQ if defined.
16765 Enable on Solaris since Solaris 8 patch.
16766 (gcc_SUN_LD_VERSION): New macro.
16767 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
16768 gcc_SUN_LD_VERSION for version number format.
16769 * configure: Regenerate.
16770 * varasm.c (get_elf_initfini_array_priority_section): Set
16771 SECTION_NOTYPE for non-default priority.
16772 Use get_section instead of get_unnamed_section to emit
16773 .init_array/.fini_array with default priority.
16775 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16777 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
16778 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
16779 (mips_start_unique_function, mips_output_mips16_rdhwr)
16780 (mips_code_end): New functions.
16781 (TARGET_ASM_CODE_END): Define.
16783 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16785 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
16786 to stubs with non-sibling calls.
16788 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
16790 * doc/invoke.texi (-fira-* options): Copy-edit.
16791 (ira-* parameters): Copy-edit.
16793 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16795 * doc/invoke.texi: Minor copy-edits to bring into conformance with
16796 GCC coding conventions.
16798 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16800 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
16801 when used as adjectives.
16803 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
16805 * doc/invoke.texi: Clean up "that"/"which" confusion.
16807 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
16809 * system.h: Poison SMALL_REGISTER_CLASSES
16810 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
16811 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
16813 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16815 PR tree-optimization/52285
16816 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
16817 when deciding if a call is a tail call or tail recursion.
16819 2012-02-16 Kai Tietz <ktietz@redhat.com>
16821 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
16822 interger-constant displacement for UNSPEC_PCREL.
16824 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16826 PR rtl-optimization/52208
16827 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
16828 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
16830 PR tree-optimization/52255
16831 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
16832 loop->header has virtual PHI, but exit_e->dest doesn't, add
16833 virtual PHI to exit_e->dest and adjust all uses after the loop.
16836 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
16837 children with clone_tree_hash, not after it.
16839 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
16841 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
16842 extended identifiers.
16844 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16846 PR middle-end/51929
16847 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
16848 a same_body_alias, also test whether e->callee isn't a former
16849 or current clone of the decl this is a same body alias of.
16851 PR translation/52264
16852 * cgraphunit.c (verify_cgraph_node): Fix a typo.
16854 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
16856 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
16858 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16861 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
16862 force_reg instead of copy_to_reg for better optimization. Force
16863 non-register or memory operands into a register.
16865 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
16867 * extend.texi: Reserve upper bits of memory model for future use.
16869 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
16870 Anatoly Sokolov <aesok@post.ru>
16871 Eric Weddington <eric.weddington@atmel.com>
16874 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
16875 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
16876 Rewrite initializers for .macro.
16877 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
16878 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
16879 atxmega32d4, atxmega32x1.
16880 avrxmega4: atxmega64a3, atxmega64d3.
16881 avrxmega5: atxmega64a1, atxmega64a1u.
16882 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
16883 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
16884 avrxmega7: atxmega128a1, atxmega128a1u.
16885 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
16886 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
16887 (struct base_arch_s): Rename reserved to xmega_p.
16888 Rename reserved2 to have_rampd.
16889 (AVR_XMEGA): New define.
16890 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
16891 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
16892 * config/avr/predicates.md (io_address_operand): Take into
16893 account SFR offset.
16894 (low_io_address_operand): Ditto.
16895 (high_io_address_operand): Ditto.
16896 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
16897 (enabled, movhi_sp_r): Use them.
16898 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
16899 cpp_define_formatted to built-in define __AVR_ARCH__.
16900 (__AVR_XMEGA__): New built-in define.
16901 (__AVR_HAVE_RAMPD__): New built-in define.
16902 (__AVR_HAVE_RAMPX__): New built-in define.
16903 (__AVR_HAVE_RAMPY__): New built-in define.
16904 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
16906 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
16907 (avr_option_override): Initialize them.
16908 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
16909 (avr_init_expanders): Initialize them. No more block several calls.
16910 (emit_push_sfr): New static function.
16911 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
16913 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
16914 (avr_print_operand): Print addreeses as symbols for
16915 RAMPX, RAMPY, RAMPD, CCP.
16916 (output_movhi): Handle AVR_XMEGA when writing to SP.
16917 (avr_out_movhi_mr_r_xmega): New static function.
16918 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
16919 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
16920 __RAMPD__, __CCP__ as needed.
16922 * config/avr/multilib.h: Regenerate.
16923 * config/avr/t-multilib: Regenerate.
16924 * config/avr/avr-tables.opt: Regenerate.
16926 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
16928 PR tree-optimization/50561
16929 * graphite-flattening.c (lst_project_loop): Do not
16930 remove old scattering dimensions after flattening.
16931 (lst_do_flatten): Likewise.
16933 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
16935 * doc/extend.texi (AVR Built-in Functions): Remove doc for
16936 __builtin_avr_map8, __builtin_avr_map16.
16937 Document __builtin_avr_insert_bits.
16939 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
16940 (insert_bits): New insn.
16941 (adjust_len.map_bits): Rename to insert_bits.
16942 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
16943 * avr-protos.h (avr_out_map_bits): Remove.
16944 (avr_out_insert_bits, avr_has_nibble_0xf): New.
16945 * config/avr/constraints.md (Cxf,C0f): New.
16946 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
16947 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
16948 New built-in define __BUILTIN_AVR_INSERT_BITS.
16949 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
16950 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
16951 (avr_move_bits): Rewrite.
16952 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
16954 (avr_map_op_t): New typedef.
16955 (avr_map_op): New static variable.
16956 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
16957 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
16958 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
16959 (bdesc_3arg, avr_expand_triop_builtin): New.
16960 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
16961 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
16962 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
16963 (avr_map_equal_p, avr_map_sig_p): Remove.
16964 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
16965 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16966 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
16967 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16968 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
16969 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16971 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
16973 * config/c6x/c6x.md (reserve_cycles): New attribute.
16974 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
16975 don't reserve functional units after the branch occurs.
16977 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
16979 PR middle-end/52142
16980 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
16981 functions into non-tm_pure functions.
16983 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
16986 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
16987 (iterative_hash_canonical_type): Likewise.
16988 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
16991 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
16993 * haifa-sched.c (prune_ready_list): Ensure that if there is a
16994 sched-group insn, it either remains alone or the entire list is pruned.
16996 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
16998 * doc/install.texi (Prerequisites): Fix grammar.
16999 (Configuration): Likewise.
17001 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
17003 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
17004 MPC as part of GCC before describing configuring with --with-gmp etc.
17005 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
17006 sources are present.
17008 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17011 * dwarf2out.c (clone_tree_hash): New function.
17012 (copy_decls_walk): Use it instead of clone_tree.
17014 2012-02-14 Richard Guenther <rguenther@suse.de>
17016 PR tree-optimization/52244
17017 PR tree-optimization/51528
17018 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
17019 replacements for integral types.
17021 2012-02-14 Walter Lee <walt@tilera.com>
17023 * config.gcc: Handle tilegx and tilepro.
17024 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
17025 tilegx and tilepro.
17026 Add HAVE_AS_TLS check for tilegx and tilepro.
17027 * configure: Regenerate.
17028 * doc/contrib.texi: Add Mat Hostetter and self.
17029 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
17030 Document instruction intrinsics and network accessing intrinsics.
17031 (TILEPro Built-in Functions): New node. Document instruction
17032 intrinsics and network accessing intrinsics.
17033 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
17034 (Specific, tilepro-*-linux*): Likewise.
17035 * doc/invoke.texi (TILE-Gx Options): New section.
17036 (TILEPro Options): New section.
17037 * doc/md.texi (TILE-Gx): New section.
17038 (TILEPro): New section.
17039 * common/config/tilegx/tilegx-common.c: New file.
17040 * common/config/tilepro/tilepro-common.c: New file.
17041 * config/tilegx/constraints.md: New file.
17042 * config/tilegx/linux.h: New file.
17043 * config/tilegx/mul-tables.c: New file.
17044 * config/tilegx/predicates.md: New file.
17045 * config/tilegx/sync.md: New file.
17046 * config/tilegx/t-tilegx: New file.
17047 * config/tilegx/tilegx-builtins.h: New file.
17048 * config/tilegx/tilegx-c.c: New file.
17049 * config/tilegx/tilegx-generic.md: New file.
17050 * config/tilegx/tilegx-modes.def: New file.
17051 * config/tilegx/tilegx-multiply.h: New file.
17052 * config/tilegx/tilegx-protos.h: New file.
17053 * config/tilegx/tilegx.c: New file.
17054 * config/tilegx/tilegx.h: New file.
17055 * config/tilegx/tilegx.md: New file.
17056 * config/tilegx/tilegx.opt: New file.
17057 * config/tilepro/constraints.md: New file.
17058 * config/tilepro/gen-mul-tables.cc: New file.
17059 * config/tilepro/linux.h: New file.
17060 * config/tilepro/mul-tables.c: New file.
17061 * config/tilepro/predicates.md: New file.
17062 * config/tilepro/t-tilepro: New file.
17063 * config/tilepro/tilepro-builtins.h: New file.
17064 * config/tilepro/tilepro-c.c: New file.
17065 * config/tilepro/tilepro-generic.md: New file.
17066 * config/tilepro/tilepro-modes.def: New file.
17067 * config/tilepro/tilepro-multiply.h: New file.
17068 * config/tilepro/tilepro-protos.h: New file.
17069 * config/tilepro/tilepro.c: New file.
17070 * config/tilepro/tilepro.h: New file.
17071 * config/tilepro/tilepro.md: New file.
17072 * config/tilepro/tilepro.opt: New file.
17074 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17076 PR tree-optimization/52210
17077 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
17078 vect_model_simple_cost with two entry vect_def_type array instead
17079 of an address of dt.
17081 2012-02-14 Richard Guenther <rguenther@suse.de>
17084 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
17085 Do not stream DECL_QUALIFIER.
17086 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
17087 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
17088 (find_decls_types_r): Do not walk DECL_QUALIFIER.
17090 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17093 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
17096 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17099 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
17100 * cselib.c (cselib_subst_to_values_from_insn): New function.
17101 * sched-deps.c (add_insn_mem_dependence,
17102 sched_analyze_1, sched_analyze_2): Use it.
17104 2012-02-13 Jan Hubicka <jh@suse.cz>
17106 PR middle-end/52214
17107 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
17109 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
17111 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
17112 (GTM_SELF_SPECS): Define if not already defined.
17113 (driver_self_specs): Add GTM_SELF_SPECS.
17114 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
17115 (GTM_SELF_SPECS): Define.
17116 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
17117 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
17119 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17121 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
17124 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
17126 PR middle-end/52230
17127 * omp-low.c (expand_omp_for): If a static schedule without chunk size
17128 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
17130 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
17133 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
17135 2012-02-13 Richard Guenther <rguenther@suse.de>
17137 PR translation/52211
17138 * passes.c (enable_disable_pass): Fix typo.
17140 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17142 PR middle-end/52209
17143 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
17144 XOR for reduce_bit_field if type is unsigned.
17146 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
17148 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
17149 disallow changes from SFmode to mode with different size in FP regs.
17151 2012-02-12 Robert Millan <rmh@gnu.org>
17152 Gerald Pfeifer <gerald@pfeifer.com>
17154 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
17157 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
17159 PR rtl-optimization/52175
17160 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
17161 to frame-related instructions.
17163 2012-02-10 Jason Merrill <jason@redhat.com>
17166 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
17167 (demangle_new_symbols): Fill it.
17168 (scan_linker_output): Walk it.
17169 (start_tweaking): Split out from scan_linker_output.
17170 (maybe_tweak): Update sym->chosen.
17171 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
17173 2012-02-11 Jakub Jelinek <jakub@redhat.com>
17176 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
17178 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
17180 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
17181 having the same mode as previous compare.
17183 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
17185 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
17186 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
17187 (nonlocal_goto_internal): Likewise.
17188 (nonlocal_goto): Emit a use and an indirect jump directly.
17190 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
17193 * doc/extend.texi : Update comments for __atomic_compare_exchange and
17194 __atomic_{is,always}_lock_free.
17196 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
17199 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
17200 negative constant address for TARGET_X32.
17202 2012-02-10 Richard Henderson <rth@redhat.com>
17204 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
17205 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
17206 for GIMPLE_TRANSACTION. Tidy if's into a switch.
17208 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17209 Ira Rosen <irar@il.ibm.com>
17211 PR tree-optimization/50031
17212 * targhooks.c (default_builtin_vectorization_cost): Handle
17213 vec_promote_demote.
17214 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
17215 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
17216 all types of reduction and pattern statements.
17217 (vect_estimate_min_profitable_iters): Likewise.
17218 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
17219 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
17220 for explicit realigns.
17221 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
17222 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
17223 vec_promote_demote.
17224 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
17225 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
17226 vec_perm for VSX and handle vec_promote_demote.
17228 2012-02-10 Jakub Jelinek <jakub@redhat.com>
17230 PR middle-end/52177
17231 * builtins.c (fold_builtin_atomic_always_lock_free,
17232 expand_builtin_atomic_always_lock_free,
17233 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
17234 Return and/or test boolean_true_node/boolean_false_node instead of
17235 integer_one_node/integer_zero_node.
17237 2012-02-10 Jan Hubicka <jh@suse.cz>
17239 PR middle-end/48600
17240 * predict.c (predict_paths_for_bb): Prevent looping.
17241 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
17243 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
17245 * config/arm/arm.c (output_move_double): In one case properly
17246 count number of instructions that will be emitted.
17248 2012-02-10 Richard Guenther <rguenther@suse.de>
17250 PR translation/52193
17251 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
17253 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
17255 PR middle-end/52140
17256 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
17258 2012-02-09 Jakub Jelinek <jakub@redhat.com>
17261 * var-tracking.c (emit_note_insn_var_location): If
17262 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
17263 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
17264 non-NOTE_DURING_CALL_P insn.
17266 2012-02-09 Bin Cheng <bin.cheng@arm.com>
17268 PR middle-end/51867
17269 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
17271 2012-02-08 Magnus Granberg <zorry@gentoo.org>
17274 * gcc.c (switch_matches) Support switches with separated form,
17277 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
17279 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
17281 (RAMPZ_ADDR): Ditto.
17282 * config/avr/avr.c (avr_addr_t): New typedef.
17283 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
17284 (avr_init_expanders): Initialize it.
17285 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
17287 (expand_epilogue): Ditto.
17288 (avr_print_operand): Ditto.
17289 (avr_file_start): Ditto.
17290 (avr_emit_movmemhi): Ditto.
17292 2012-02-08 Richard Guenther <rguenther@suse.de>
17294 PR tree-optimization/46886
17295 * tree-flow.h (do_while_loop_p): Declare.
17296 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
17297 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
17299 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
17301 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
17302 always succeed for integers larger than a native word.
17304 2012-02-08 Richard Guenther <rguenther@suse.de>
17306 PR rtl-optimization/52170
17307 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
17308 properly handle integer vector modes.
17310 2012-02-08 Jakub Jelinek <jakub@redhat.com>
17312 PR gcov-profile/52150
17313 * coverage.c: Include target.h.
17314 (build_var): Call targetm.strip_name_encoding on the assembler name.
17315 Change one _ into . or $ if the target allows it.
17316 * Makefile.in (coverage.o): Depend on $(TARGET_H).
17318 PR rtl-optimization/52139
17319 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
17320 is a BARRIER after emit_insn_after_noloc, move BB_END
17321 to the last non-BARRIER insn before it.
17323 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
17325 PR middle-end/24306
17326 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
17327 (mips_gimplify_va_arg_expr): Call it instead of
17328 std_gimplify_va_arg_expr.
17330 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17332 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
17333 message for -mno-pointers-to-nested-function.
17335 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
17337 PR middle-end/51994
17338 * expr.c (get_inner_reference): If there is an offset, add a negative
17339 bit position to it (if any).
17341 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17343 PR rtl-optimization/52060
17344 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
17345 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
17346 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
17347 and/or i0src_copy2 when needed.
17349 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17351 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
17352 or LTOPLUGINSONAME if have_c.
17354 * config/freebsd-spec.h: Add comment about what macros can be defined
17356 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
17357 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
17360 2012-02-07 Richard Guenther <rguenther@suse.de>
17362 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
17363 newline in -alias dumps.
17365 2012-02-07 Kai Tietz <ktietz@redhat.com>
17366 Dave Korn <dave.korn.cygwin@gmail.com>
17369 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
17370 Take care that typinfo gets dllexport-attribute.
17372 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17374 PR middle-end/52074
17375 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
17376 if modifier < EXPAND_SUM call force_operand on the result.
17378 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
17380 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
17381 adding __forwarder_dst__ prefix if a forwarder_section attribute is
17383 (epiphany_function_type): Replace types for specific interrupts with
17384 EPIPHANY_FUNCTION_INTERRUPT.
17385 (EPIPHANY_INTERRUPT_P): Update.
17386 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
17387 New static function.
17388 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
17389 <disinterrupt>: Affects type identity.
17390 (epiphany_handle_interrupt_attribute): Handle variable number of
17392 (epiphany_compute_function_type): Update for new
17393 epiphany_function_type definition.
17394 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
17395 handlers with a longcall forwarder.
17396 (epiphany_start_function): Handle multiple interrupt arguments and/or
17397 forwarder_section attribute.
17399 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
17402 2012-02-07 Alan Modra <amodra@gmail.com>
17405 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
17408 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17410 PR tree-optimization/50969
17411 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
17412 use vec_perm rather than vector_stmt.
17413 (vect_model_load_cost): Likewise.
17414 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
17415 vec_perm to be the same as other vector statements.
17416 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
17417 cost of vec_perm for TARGET_VSX.
17419 2012-02-06 Richard Guenther <rguenther@suse.de>
17421 PR tree-optimization/52115
17422 * tree-sra.c (access_has_replacements_p): New function.
17423 (sra_modify_assign): Use it to decide whether a use is uninitialized.
17425 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
17427 PR middle-end/52047
17428 * trans-mem.c (expand_call_tm): Add an assertion.
17429 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
17432 2012-02-06 Richard Guenther <rguenther@suse.de>
17434 PR tree-optimization/50955
17435 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
17436 raise cost of expressions that replace an address with an
17437 expression based on a different pointer.
17439 2012-02-06 Jakub Jelinek <jakub@redhat.com>
17442 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
17443 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
17445 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
17448 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
17449 -Weffc++ and specify guidelines come from second edition.
17451 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17453 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
17454 (sibcall_value_multiple_internal, call_split, call_internal_direct)
17455 (call_direct_split, call_value_split, call_value_internal_direct)
17456 (call_value_direct_split, call_value_multiple_split): Use jal and
17457 jal_macro attributes.
17459 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17461 * reload1.c (reload_regs_reach_end_p): Replace with...
17462 (reload_reg_rtx_reaches_end_p): ...this function.
17463 (new_spill_reg_store): Update commentary.
17464 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
17465 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
17466 before setting new_spill_reg_store.
17467 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
17468 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
17469 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
17470 for non-spill reload registers.
17472 2012-02-05 Ira Rosen <irar@il.ibm.com>
17474 PR tree-optimization/52091
17475 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
17476 (vect_is_simple_use_1): Likewise.
17477 * tree-vect-loop.c (vectorizable_reduction): Update calls
17478 to vect_is_simple_use_1 and vect_is_simple_use.
17479 (vectorizable_live_operation): Likewise.
17480 * tree-vect-patterns.c (widened_name_p,
17481 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
17482 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
17483 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17484 vectorizable_shift,vectorizable_operation, vectorizable_store,
17485 vectorizable_load): Likewise.
17486 (vect_is_simple_cond): Add an argument, pass it to
17487 vect_is_simple_use_1.
17488 (vectorizable_condition): Update calls to vect_is_simple_cond,
17489 vect_is_simple_use.
17490 (vect_is_simple_use): Add an argument, the statement in which
17491 OPERAND is used. Check that if OPERAND's def stmt is a double
17492 reduction phi node, the use is a phi node too.
17493 (vect_is_simple_use_1): Add an argument, pass it to
17494 vect_is_simple_use.
17495 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
17496 to vect_is_simple_use.
17498 2012-02-04 Jakub Jelinek <jakub@redhat.com>
17500 PR rtl-optimization/52095
17501 * modulo-sched.c (dump_insn_locator): New function.
17502 (loop_canon_p, sms_schedule): Use it.
17504 PR rtl-optimization/52113
17505 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
17506 even for decomposable shift/zext insns.
17508 2012-02-03 Jakub Jelinek <jakub@redhat.com>
17509 Zdenek Dvorak <ook@ucw.cz>
17511 PR rtl-optimization/52092
17512 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
17513 on get_iv_value result.
17515 2012-02-02 Andrew Pinski <apinski@cavium.com>
17517 PR middle-end/47982
17518 PR middle-end/43967
17519 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
17521 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17523 PR middle-end/48071
17524 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
17526 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
17528 PR rtl-optimization/49800
17529 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
17530 (sched_finish): Call regstat_free_n_sets_and_refs.
17532 2012-02-02 Jia Liu <proljc@gmail.com>
17534 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
17537 2012-02-02 Jan Hubicka <jh@suse.cz>
17538 Tom de Vries <tom@codesourcery.com>
17540 PR middle-end/51998
17541 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
17542 * varpool.c (varpool_analyze_pending_decls): Likewise.
17544 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
17545 Jayant R Sonar <jayant.sonar@kpitcummins.com>
17547 * config.gcc: Add cr16-* support.
17549 * doc/extend.texi: Document cr16 extensions.
17550 * doc/install.texi: Document cr16 install.
17551 * doc/invoke.texi: Document cr16 options.
17552 * doc/md.texi: Document cr16 constraints.
17554 * common/config/cr16/cr16-common.c: New file.
17555 * config/cr16/cr16.c: New file.
17556 * config/cr16/cr16.h: New file.
17557 * config/cr16/cr16.md: New file.
17558 * config/cr16/cr16.opt: New file.
17559 * config/cr16/cr16-protos.h: New file.
17560 * config/cr16/predicates.md: New file.
17561 * config/cr16/constraints.md: New file.
17562 * config/cr16/t-cr16: New file.
17564 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17567 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
17568 that operands[2] is either immediate, or q_regs_operand.
17570 PR tree-optimization/52073
17571 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
17572 a pattern stmt for pattern uses, ignore uses outside of the loop.
17574 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17576 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
17577 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
17578 (OUT_AS1, OUT_AS2): Remove.
17580 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17582 PR rtl-optimization/51374
17583 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
17584 to cross other volatile_refs_p insns.
17586 2012-02-01 Richard Guenther <rguenther@suse.de>
17588 * doc/invoke.texi (fno-inline): Clarify documentation.
17589 (finline-small-functions): Likewise.
17590 (finline-functions): Likewise.
17591 * common.opt (finline): Adjust comment and documentation.
17592 (finline-small-functions): Clarify documentation.
17593 (finline-functions): Likewise.
17594 (finline-functions-called-once): Likewise.
17596 2012-02-01 Tristan Gingold <gingold@adacore.com>
17598 * c-typeck.c (composite_type): Keep mode for pointers.
17600 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
17602 * function.h (regno_reg_rtx): Adjust comment.
17603 * reginfo.c (init_reg_modes_target): Only use the previous mode
17604 if it fits within one register. Remove MIPS comment.
17606 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17609 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
17611 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17613 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
17614 to srak instruction.
17616 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17618 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
17620 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17625 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
17627 2012-01-31 Richard Guenther <rguenther@suse.de>
17629 PR tree-optimization/51528
17630 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
17633 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17638 * ree.c (add_removable_extension): Change def_map argument
17639 to unsigned *, store in def_map 1 + offset into *insn_list vector
17640 instead of pointers into the vector.
17641 (find_removable_extensions): Adjust caller.
17643 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17645 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
17646 Transform all "* quoted-c-code" to { c-code }.
17647 Remove redundant test for "optimize" in combine patterns.
17648 Move (include "avr-dimode.md") to end of file.
17650 2012-01-30 Bin Cheng <bin.cheng@arm.com>
17653 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
17654 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
17656 2012-01-30 Richard Guenther <rguenther@suse.de>
17658 PR tree-optimization/52028
17659 * tree-loop-distribution.c (ldist_gen): Properly update
17662 2012-01-30 Jakub Jelinek <jakub@redhat.com>
17665 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
17666 set_cur_line_info_table if not emitting debug info.
17668 PR tree-optimization/52046
17669 * tree-vect-patterns.c (check_bool_pattern): Give up if
17670 a comparison could throw.
17673 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
17675 2012-01-30 Richard Guenther <rguenther@suse.de>
17677 PR tree-optimization/52045
17678 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
17679 SSA form if cfgcleanup did anything.
17681 2012-01-30 Richard Guenther <rguenther@suse.de>
17683 PR tree-optimization/52045
17684 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
17685 before computing final todo.
17687 2012-01-30 Richard Guenther <rguenther@suse.de>
17689 PR tree-optimization/51528
17690 * tree-sra.c (sra_modify_assign): Re-factor in preparation
17693 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
17695 * df-problems.c (df_kill_notes): Check that the use refers
17696 to the note under examination.
17698 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
17701 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
17702 parameter and use short-lived pseudos.
17703 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
17704 (sparc_expand_vector_init): Const-ify local variables and adjust
17705 calls to above functions.
17707 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17709 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
17711 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
17713 * doc/invoke.texi: Make usage of "compile time" and
17714 "run time"/"runtime" consistent throughout the file.
17716 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
17718 * config/alpha/alpha.c (alpha_option_override): Default to
17719 full IEEE compliance mode for Go language.
17721 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
17723 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
17724 (LINK_SSP_SPEC): Define.
17726 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17729 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
17732 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
17734 * doc/invoke.texi: Correct hyphenation of "floating point",
17735 "double precision", and related terminology throughout the file.
17737 2012-01-28 Jakub Jelinek <jakub@redhat.com>
17740 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
17741 arm_general_register_operand predicate for operand 2 instead of
17744 2012-01-27 Ian Lance Taylor <iant@google.com>
17747 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
17748 * builtins.c (expand_builtin_init_trampoline): Add onstack
17749 parameter. Change caller.
17750 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
17751 * tree.c (build_common_builtin_nodes): Declare
17752 __builtin_init_heap_trampoline.
17754 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
17756 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
17757 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
17758 * config/avr/avr.c: Ditto.
17759 (avr_regnames): Remove because unused.
17760 * config/avr/avr.md (*cpse.ne): New peephole.
17761 (*cpse.eq): New peephole from former cpse peepholes.
17763 2012-01-27 Michael Eager <eager@eagercon.com>
17765 * config/microblaze.c (microblaze_emit_compare): Correct
17766 test after pcmp instruction.
17768 2012-01-27 Richard Guenther <rguenther@suse.de>
17770 PR tree-optimization/52020
17771 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
17773 2012-01-27 Richard Guenther <rguenther@suse.de>
17775 * ipa-pure-const.c (check_stmt): Clobbers do not make a
17776 function non-const/pure.
17778 2012-01-27 Richard Guenther <rguenther@suse.de>
17780 PR tree-optimization/50444
17781 * tree-sra.c (build_ref_for_offset): Properly adjust the
17782 MEM_REF type for unaligned accesses.
17784 2012-01-27 Richard Guenther <rguenther@suse.de>
17786 PR tree-optimization/50444
17787 * expr.c (mem_ref_refers_to_non_mem_p): New function.
17788 (expand_assignment): Use it. Properly handle misaligned
17789 bases when expanding stores to component references.
17790 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
17791 refactor that case.
17793 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
17795 PR middle-end/51389
17796 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
17797 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
17798 * tree-data-ref.c (find_data_references_in_loop): Make static.
17799 (compute_all_dependences): Change return type to bool. Bail out
17800 for too many datarefs in a loop. Move the hunk resetting the data
17801 dependences vector from ...
17802 (compute_data_dependences_for_loop): ... here. Account for
17803 compute_all_dependences returning false.
17804 (compute_data_dependences_for_bb): Likewise.
17805 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
17806 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
17808 2012-01-27 Richard Guenther <rguenther@suse.de>
17810 PR middle-end/51959
17811 * expr.c (store_field): Use the alias-set of the scratch memory
17814 2012-01-27 Tom de Vries <tom@codesourcery.com>
17816 PR tree-optimization/51990
17817 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17819 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
17821 2012-01-27 Jakub Jelinek <jakub@redhat.com>
17824 * var-tracking.c (reverse_op): Don't add any reverse operation
17825 if V already has any constant locations.
17827 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17829 * doc/invoke.texi: Correct usage of "command line" (noun)
17830 vs "command-line" (adjective) throughout.
17832 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17834 * doc/invoke.texi (Language Independent Options): Move
17835 -Wcoverage-mismatch blurb from here....
17836 (Warning Options): ...to here.
17838 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
17840 * config/rs6000/rs6000.c (rs6000_option_override_internal):
17841 Set rs6000_always_hint to false for 476.
17843 2012-01-27 Matthias Klose <doko@ubuntu.com>
17845 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
17847 * incpath.c (add_standard_paths): Likewise.
17849 2012-01-27 Richard Henderson <rth@redhat.com>
17851 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17852 * config/m68k/sync.md (atomic_test_and_set): Rename from
17853 sync_test_and_setqi and adjust the operands.
17854 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
17855 and unconditionally enable.
17857 2012-01-27 Richard Henderson <rth@redhat.com>
17859 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17860 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
17861 (ldstub): Rename from ldstubqi.
17862 (ldstub<I24MODE>): Remove.
17864 2012-01-27 Richard Henderson <rth@redhat.com>
17866 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17867 * c-cppbuiltin.c (cpp_atomic_builtins): Define
17868 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
17869 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
17870 * doc/tm.texi: Rebuild.
17872 2012-01-27 Richard Henderson <rth@redhat.com>
17874 * optabs.c (gen_atomic_test_and_set): Remove default.
17875 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
17877 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17879 PR rtl-optimization/51978
17880 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
17881 (combine_reaching_defs): Likewise.
17882 (struct re_info): Remove.
17883 (add_removable_extension): Remove x and data arguments,
17884 add insn, insn_list and def_map. Use the arguments directly
17885 instead of using struct re_info.
17886 (find_removable_extensions): Don't call add_removable_extension
17887 through note_stores, instead just call it with single_set
17888 result if non-NULL.
17889 (find_and_remove_re): Pass curr_cand->expr instead of
17890 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
17892 2012-01-26 Michael Matz <matz@suse.de>
17894 PR tree-optimization/46590
17895 * cfgexpand.c: Revert last change (r183305).
17896 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
17898 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
17899 checking for emptiness.
17901 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17903 PR middle-end/51895
17904 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
17905 non-addressable non-BLKmode base correctly.
17907 2012-01-26 Michael Matz <matz@suse.de>
17909 PR tree-optimization/48794
17910 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
17911 regions referenced from RESX/EH_DISPATCH.
17913 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17915 * config/s390/s390.h: Make BRANCH_COST an option.
17916 * config/s390/s390.opt: New option -mbranch-cost.
17918 2012-01-26 Richard Henderson <rth@redhat.com>
17920 Revert 2012-01-24 change:
17921 * trans-mem.c (requires_barrier): Do not instrument thread local
17922 variables and emit save/restore for them.
17924 2012-01-25 Jakub Jelinek <jakub@redhat.com>
17926 PR middle-end/51986
17927 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
17930 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
17932 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
17935 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
17938 Rename __pgm to __flash.
17939 Rename __pgm1 to __flash1.
17940 Rename __pgm2 to __flash2.
17941 Rename __pgm3 to __flash3.
17942 Rename __pgm4 to __flash4.
17943 Rename __pgm5 to __flash5.
17944 Rename __pgmx to __memx.
17945 * doc/extend.texi (AVR Named Address Spaces)
17946 Rename address space names as indicated above.
17947 * config/avr/avr.c (avr_addrspace): Ditto.
17949 * config/avr/avr-protos.h
17950 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
17951 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
17952 * config/avr/predicates.md: Ditto.
17953 * config/avr/avr.c Ditto, and
17954 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
17955 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
17957 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
17958 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
17959 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
17960 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
17961 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
17962 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
17963 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
17964 * config/avr/avr.c: Ditto.
17965 * config/avr/avr.md: Ditto.
17967 2012-01-25 Jason Merrill <jason@redhat.com>
17970 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
17972 2012-01-25 Jakub Jelinek <jakub@redhat.com>
17974 PR tree-optimization/51987
17975 * tree-data-ref.c (get_references_in_stmt): Handle references in
17976 non-volatile GIMPLE_ASM.
17978 2012-01-25 Richard Guenther <rguenther@suse.de>
17980 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
17981 bases are dereferenced.
17983 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
17985 PR rtl-optimization/48374
17986 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
17988 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
17990 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
17991 compute_data_dependences_for_loop returns false.
17992 * tree-parloops.c (loop_parallel_p): Likewise.
17994 2012-01-25 Richard Guenther <rguenther@suse.de>
17996 * tree.h (get_pointer_alignment_1): Declare.
17997 * builtins.c (get_pointer_alignment_1): New function.
17998 (get_pointer_alignment): Use it.
18000 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18002 PR rtl-optimization/48308
18003 * combine.c (enum undo_kind): Add UNDO_LINKS.
18004 (struct undo): Add member l to other_contents and where.
18005 (do_SUBST_LINK): New.
18007 (try_combine): Handle LOG_LINKS for the dummy i1 case.
18008 (undo_all): Handle UNDO_LINKS.
18010 2012-01-25 Richard Henderson <rth@redhat.com>
18012 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
18015 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18017 * optabs.c (gen_atomic_test_and_set): Use each argument.
18019 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18021 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
18022 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
18023 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
18024 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
18025 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
18026 TARGET_PAIRED_SINGLE_FLOAT.
18028 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18030 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
18031 (in_struct, return_val): Remove MEM documentation.
18032 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
18033 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
18034 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
18036 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
18037 * cfgexpand.c (add_alias_set_conflicts): Likewise.
18038 * expr.c (store_field): Likewise.
18039 * function.c (assign_stack_temp_for_type): Likewise.
18040 * ifcvt.c (noce_try_cmove_arith): Likewise.
18041 * reload1.c (reload): Likewise.
18042 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
18043 (alpha_set_memflags): Likewise.
18044 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
18046 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18048 * rtl.h (true_dependence, canon_true_dependence): Remove varies
18050 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
18051 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
18052 (true_dependence_1, true_dependence, canon_true_dependence): Remove
18054 * cselib.c (cselib_rtx_varies_p): Delete.
18055 (cselib_invalidate_mem): Update call to canon_true_dependence.
18056 * dse.c (record_store, check_mem_read_rtx): Likewise.
18057 (scan_reads_nospill): Likewise.
18058 * cse.c (check_dependence): Likewise.
18059 (cse_rtx_varies_p): Delete.
18060 * expr.c (safe_from_p): Update call to true_dependence.
18061 * ira.c (validate_equiv_mem_from_store): Likewise.
18062 (memref_referenced_p): Likewise.
18063 * postreload-gcse.c (find_mem_conflicts): Likewise.
18064 * sched-deps.c (sched_analyze_2): Likewise.
18065 * store-motion.c (load_kills_store): Likewise.
18066 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
18067 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18068 (compute_transp): Update call to canon_true_dependence.
18070 2012-01-25 Richard Henderson <rth@redhat.com>
18072 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
18073 (maybe_emit_atomic_test_and_set): New.
18074 (expand_sync_lock_test_and_set): Use it.
18075 (expand_atomic_test_and_set): Likewise.
18076 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
18077 the implementation; clarify implementation defined details.
18078 * doc/md.texi (atomic_test_and_set): Document.
18080 2012-01-25 Richard Henderson <rth@redhat.com>
18082 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
18084 2012-01-25 Richard Henderson <rth@redhat.com>
18087 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
18088 to effect no-op split.
18090 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
18093 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
18094 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
18095 (BT_FN_VOID_PTR_INT_SIZE): New.
18096 (BT_FN_UINT_UINT_VAR): Remove.
18097 (BT_FN_UINT32_UINT32_VAR): New.
18098 (BT_FN_DOUBLE_VPTR): Remove.
18099 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
18101 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
18102 (_ITM_changeTransactionMode): Same.
18103 (_ITM_memmoveRtWt): Change return type to void.
18104 (_ITM_memcpyRtWt): Same.
18105 (_ITM_memsetW): Same.
18106 (_ITM_RaRD): Change types to double.
18111 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
18113 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
18114 Patrick Marlier <patrick.marlier@gmail.com>
18116 * trans-mem.c (requires_barrier): Do not instrument thread local
18117 variables and emit save/restore for them.
18119 2012-01-24 Jason Merrill <jason@redhat.com>
18122 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
18123 output static aliases.
18125 2012-01-24 Jakub Jelinek <jakub@redhat.com>
18128 * common.opt (-pie, -shared, pie, shared): Change from Common to
18130 * gcc.c (display_help): Display help for -pie and -shared.
18132 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
18135 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
18136 Remove note on size/offset limitation.
18137 (AVR Variable Attributes): Add example how to read data located
18138 with progmem. Refer to named address spaces.
18139 * doc/invoke.texi (AVR Options): Fix typo.
18141 2012-01-24 Richard Guenther <rguenther@suse.de>
18143 Forward-port to trunk
18144 2010-09-21 Jakub Jelinek <jakub@redhat.com>
18146 PR middle-end/45678
18147 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
18148 op0 isn't sufficiently aligned and there is movmisalignM
18149 insn for mode, use it to load op0 into a temporary register.
18151 2012-01-24 Jakub Jelinek <jakub@redhat.com>
18154 * target.def (const_not_ok_for_debug_p): New hook.
18155 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
18157 * doc/tm.texi: Regenerated.
18158 * dwarf2out.c (const_ok_for_output_1): If
18159 targetm.const_not_ok_for_debug_p returns true, fail.
18160 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
18162 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
18164 2012-01-23 Kai Tietz <ktietz@redhat.com>
18167 * config/i386/predicates.md (symbolic_operand): Allow
18168 UNSPEC_PCREL as PIC expression for lea.
18169 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
18170 * config/i386/i386.c (ix86_delegitimize_address): Handle
18171 UNSPEC_PCREL for none-MEM, too.
18173 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
18175 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
18176 (ipa_tm_create_version_alias): Same.
18178 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
18181 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
18182 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
18184 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
18185 Patrick Marlier <patrick.marlier@gmail.com>
18186 Iain Sandoe <developer@sandoe-acoustics.co.uk>
18189 * lto-wrapper.c (run_gcc): Pass the LTO section name to
18190 simple_object_start_read.
18192 2012-01-23 Richard Guenther <rguenther@suse.de>
18195 PR tree-optimization/51895
18196 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
18197 parameter decomposition into BLKmode components.
18199 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
18201 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
18202 fake variables for restrict-qualified pointers whose pointed-to type
18203 contains a placeholder.
18205 2012-01-23 Richard Guenther <rguenther@suse.de>
18207 PR tree-optimization/51949
18208 * ipa-split.c (execute_split_functions): Do not split malloc functions.
18210 2012-01-23 Jakub Jelinek <jakub@redhat.com>
18212 PR rtl-optimization/51933
18213 * ree.c (transform_ifelse): Return true right away if dstreg is
18214 already wider or equal to cand->mode.
18215 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
18216 (make_defs_and_copies_lists): Remove defs_list and copies_list
18217 arguments, add state argument, just truncate state->work_list
18218 instead of always allocating and freeing the vector. Assert that
18219 get_defs succeeds instead of returning 2. Changed return type to bool.
18220 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
18221 have ext_src_mode, see if it has been modified already with the
18222 right kind of extension and has been extended before from the
18223 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
18224 just return true. Remember the original mode in state->modified array.
18225 (combine_reaching_defs): Add state argument. Don't allocate and
18226 free here def_list, copied_list and vec vectors, instead just
18227 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
18228 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
18229 Add state variable, clear vectors in it, initialize state.modified
18230 if needed. Free all the vectors at the end and state.modified too.
18231 Don't skip a candidate if the extension expression has been modified.
18233 2012-01-22 Douglas B Rupp <rupp@gnat.com>
18236 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
18237 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
18238 (extra_options) interix.opt -> i386/interix.opt"
18239 (extra_objs):Add winnt-stubs.o
18240 * configure.ac: Add interix to target_os .comm on PE check.
18241 * configure: Regenerate.
18242 * config/interix3.h: Delete and move bits to..
18243 * config/interix.h: Delete and move bits to..
18244 * config/i386/i386-interix3.h: Delete and move bits to..
18245 * config/i386/i386-interix.h: ..here.
18246 (TARGET_CPU_DEFAULT): Remove redefinition.
18247 (TARGET_ASM_CONSTRUCTOR): Undefine.
18248 (SUBTARGET_SWITCHES): Define for ms-bitfields.
18249 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
18250 (PTRDIFF_TYPE): Define.
18251 (LONG_DOUBLE_TYPE_SIZE): Define.
18252 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
18253 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
18254 (TARGET_SECTION_TYPE_FLAGS): Define.
18255 (ASM_DECLARE_FUNCTION_NAME): Define.
18256 (ASM_OUTPUT_EXTERNAL): Define.
18257 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
18258 (ASM_OUTPUT_ALIGNED_BSS): Define.
18259 (PCC_BITFIELD_TYPE_MATTERS): Define.
18260 (USE_CONST_SECTION): Define.
18261 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
18262 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18263 (SUPPORTS_ONE_ONLY): Remove.
18264 (I386_PE_STRIP_ENCODING): Define.
18265 * config/interix.opt: Delete and move bits to..
18266 * config/i386/interix.opt: ..here. New.
18267 (mpe-aligned-commons): Add.
18268 * config/i386/t-interix: Add copyright header.
18269 (winnt-stubs.o): Add rule.
18271 2012-01-22 Jason Merrill <jason@redhat.com>
18274 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
18275 for extra name aliases.
18277 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
18279 PR rtl-optimization/51924
18280 * ree.c (combine_set_extension): Improve debugging message.
18281 (combine_reaching_defs): Likewise.
18282 (get_defs): Rename confusingly named variable.
18283 (find_and_remove_re): Skip a candidate if the extension expression has
18286 2012-01-21 Robert Millan <rmh@gnu.org>
18287 Gerald Pfeifer <gerald@pfeifer.com>
18289 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
18290 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
18292 2012-01-20 Jakub Jelinek <jakub@redhat.com>
18294 PR tree-optimization/51914
18295 * tree-vect-stmts.c (vectorizable_conversion): For
18296 cvt_type && modifier == WIDEN, put temporary with cvt_type
18297 at the beginning of vec_dsts and set vec_dest to temporary
18300 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
18302 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
18304 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
18306 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
18307 * config/rs6000/rs6000.c: Likewise.
18309 2012-01-20 Jakub Jelinek <jakub@redhat.com>
18312 * config/arm/arm.c (arm_count_output_move_double_insns): Call
18313 output_move_double on a copy of operands array.
18315 2012-01-20 Cary Coutant <ccoutant@google.com>
18316 Dodji Seketeli <dodji@redhat.com>
18319 * dwarf2out.c (copy_declaration_context): Return ref to parent
18320 of declaration DIE, if necessary.
18321 (remove_child_or_replace_with_skeleton): Add new parameter; update
18322 caller. Place skeleton DIE under parent DIE of original declaration.
18323 Move call to copy_declaration_context to here ...
18324 (break_out_comdat_types): ... from here.
18326 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18328 PR rtl-optimization/51856
18329 * reload.c (find_reloads_subreg_address): Set the address_reloaded
18332 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18335 * config/arm/arm.c (arm_print_operand): Correct output of alignment
18336 hints for neon loads and stores.
18338 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
18342 * doc/extend.texi (Named Address Spaces): Split into subsections.
18343 (AVR Named Address Spaces): New subsection.
18344 (M32C Named Address Spaces): New subsection.
18345 (RL78 Named Address Spaces): New subsection.
18346 (SPU Named Address Spaces): New subsection.
18347 (Variable Attributes): New anchor "AVR Variable Attributes".
18348 (AVR Variable Attributes): Rewrite and avoid wording
18349 "address space" in this context.
18350 * doc/invoke.texi (AVR Options): Rewrite and add documentation
18351 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
18352 (AVR Built-in Macros): New subsubsection therein.
18353 * doc/md.texi (AVR constraints): Remove "C04", "R".
18355 2012-01-20 Richard Guenther <rguenther@suse.de>
18357 PR tree-optimization/51903
18358 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
18359 when removing stmts.
18361 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18364 * config/arm/arm.c (arm_load_pic_register): Use
18365 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
18366 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
18367 (arm_pic_static_addr): Likewise.
18368 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
18369 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
18370 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
18371 (pic_load_addr_unified): New.
18373 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
18376 * function.c (instantiate_virtual_regs_in_insn): Use
18377 delete_insn_and_edges when removing a wrong asm insn.
18379 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
18381 PR rtl-optimization/40761
18382 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
18383 Add new member loop_num.
18384 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
18385 (ira_build): Remove the parameter.
18387 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
18388 (ira.c): Do not build CFG loops for one region allocation. Remove
18389 argument from ira_build call.
18391 * ira-build.c (init_loop_tree_node): New function.
18392 (create_loop_tree_nodes): Use it. Separate the case when CFG
18393 loops are not built.
18394 (more_one_region_p): Check current_loops.
18395 (finish_loop_tree_nodes): Separate the case when CFG loops are not
18397 (add_loop_to_tree): Process loop equal to NULL too.
18398 (form_loop_tree): Separate the case when CFG loops are not built.
18399 Use explicitly number for the root.
18400 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
18402 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
18403 instead of loop->num.
18404 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
18405 (mark_all_loops_for_removal): Ditto.
18406 (remove_unnecessary_regions): Separate the case when CFG loops
18408 (ira_build): Remove the parameter. Use explicit number of regions
18409 when CFG loops are not built.
18411 * ira-color.c (print_loop_title): Separate the case for the root node.
18412 Use loop_num instead of loop->num.
18413 (move_spill_restore): Use loop_num instead of loop->num.
18415 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
18416 (change_loop): Ditto.
18417 (change_loop): Use loop_num instead of loop->num.
18419 * ira-lives.c (process_bb_node_lives): Ditto.
18421 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
18423 * ira-conflicts.c (print_allocno_conflicts): Ditto.
18425 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18427 PR libmudflap/40778
18428 * tree-mudflap.c (mf_artificial): New function.
18429 (execute_mudflap_function_ops, execute_mudflap_function_decls,
18430 mx_register_decls, mudflap_enqueue_decl): Use it.
18433 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
18434 numbers in the insn pattern.
18436 2012-01-19 Michael Matz <matz@suse.de>
18438 PR tree-optimization/46590
18439 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
18440 use it in remembering which conflicts we already created.
18441 (add_scope_conflicts): Adjust call to above, (de)allocate helper
18444 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
18447 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
18448 (merge_and_complain): Same.
18450 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18453 * config/initfini-array.h: Guard content of the header
18454 with #ifdef HAVE_INITFINI_ARRAY.
18455 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
18456 Add initfini-array.h to tm_file here.
18457 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
18458 * config.gcc: Don't add initfini-array.h to tm_file here.
18459 * configure: Regenerated.
18461 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
18463 PR rtl-optimization/51505
18464 * df-problems.c (df_kill_notes): New parameter live. Update comment.
18465 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
18466 (df_note_bb_compute): Update the call to df_kill_notes.
18468 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
18470 * trans-mem.c (requires_barrier): Remove call to is_global_var.
18472 2012-01-18 Richard Guenther <rguenther@suse.de>
18474 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
18475 of conversions to void *.
18477 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18478 Richard Sandiford <rdsandiford@googlemail.com>
18480 PR middle-end/50325
18481 PR middle-end/51192
18482 * optabs.h (simplify_expand_binop): Declare.
18483 * optabs.c (simplify_expand_binop): Make global.
18484 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
18485 endian targets if the source cannot be exactly covered by word
18488 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18491 * hard-reg-set.h (struct hard_reg_set_container): New type.
18492 * target.h (struct hard_reg_set_container): Forward declare.
18493 * target.def (set_up_by_prologue): New target hook.
18494 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
18495 * doc/tm.texi: Regenerated.
18496 * function.c (thread_prologue_and_epilogue_insns): Change
18497 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
18498 Call targetm.set_up_by_prologue on it.
18499 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
18500 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
18502 2012-01-17 Nick Clifton <nickc@redhat.com>
18504 * config/rx/rx.c (rx_can_use_simple_return): New function.
18505 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
18506 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
18508 2012-01-17 Richard Guenther <rguenther@suse.de>
18510 PR middle-end/51782
18511 * expr.c (expand_assignment): Take address-space information
18512 from the address operand of MEM_REF and TARGET_MEM_REF.
18513 (expand_expr_real_1): Likewise.
18515 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18517 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
18518 reload dump is requested.
18520 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
18523 * trans-mem.c (requires_barrier): Call may_be_aliased.
18525 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18527 PR tree-optimization/51877
18528 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
18529 call arguments and fndecls compare equal, instead return false if they
18530 don't. Return true only if lhs1 and lhs2 are either both NULL, or
18531 both SSA_NAMEs that are valueized the same, or they satisfy
18534 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18536 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
18538 * configure: Regenerate.
18540 2012-01-16 Jan Hubicka <jh@suse.cz>
18544 * convert.c (convert_to_integer): Use fold_convert for
18545 converting an INTEGER_CST to integer type.
18547 2012-01-16 Jason Merrill <jason@redhat.com>
18550 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
18552 2012-01-16 Jakub Jelinek <jakub@redhat.com>
18555 * config/s390/s390.c (s390_chunkify_start): Don't skip
18556 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
18557 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
18558 If insn is followed by NOTE_INSN_VAR_LOCATION or
18559 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
18560 Don't use location of note insns.
18562 PR tree-optimization/51865
18563 * tree-inline.c (tree_function_versioning): Call remap_decl
18564 on DECL_RESULT whenever it has VOID_TYPE_P type.
18566 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18568 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
18569 for calls to locally-binding MIPS16 functions if only the return
18570 type uses float regs.
18572 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
18573 Richard Sandiford <rdsandiford@googlemail.com>
18575 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
18576 (SYMBOL_32_HIGH): Likewise.
18577 (mips_output_tls_reloc_directive): Declare.
18578 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
18579 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
18580 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
18581 (mips_lo_relocs, mips_hi_relocs): Make extern.
18582 (mips16_stub_function): Move up file.
18583 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
18584 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
18585 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
18586 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
18587 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
18588 (mips_get_tp): Add MIPS16 support.
18589 (mips_legitimize_tls_address): Remove MIPS16 sorry().
18590 Generalize DTPREL and TPREL handling.
18591 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
18592 Add MIPS16 TLS support.
18593 (mips_output_tls_reloc_directive): New function.
18594 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
18595 * config/mips/predicates.md (symbolic_operand_with_high)
18596 (tls_reloc_operand): New predicates.
18597 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
18598 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
18599 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
18600 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
18601 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
18602 (*tls_get_tp_mips16_call_<mode>): Likewise.
18604 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
18606 PR rtl-optimization/51821
18607 * recog.c (peep2_find_free_register): Determine clobbered registers
18610 2012-01-14 Denis Chertykov <chertykov@gmail.com>
18613 * config/avr/avr-protos.h: Revert change of 2012-01-09.
18614 * config/avr/avr.c: Likewise.
18615 * config/avr/avr.h: Likewise.
18617 2012-01-13 Ian Lance Taylor <iant@google.com>
18620 * tree.h (TYPE_QUALS): Add cast to int.
18621 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
18623 2012-01-13 Ian Lance Taylor <iant@google.com>
18625 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
18626 comparing param_index to VEC_length result.
18628 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
18630 * c-decl.c: Do not include tree-mudflap.h
18631 * tree-optimize.c: Likewise.
18632 * Makefile.in: Update dependencies.
18634 2012-01-13 Richard Guenther <rguenther@suse.de>
18637 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
18638 variable-sized result always use RSO.
18640 2012-01-12 DJ Delorie <dj@redhat.com>
18642 * cfgexpand.c (convert_debug_memory_address): Allow any valid
18643 pointer type, not just the default pointer type.
18645 2012-01-09 Richard Henderson <rth@redhat.com>
18646 Denis Chertykov <chertykov@gmail.com>
18649 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
18650 * config/avr/avr.c (avr_can_eliminate): Simplify.
18651 (avr_initial_elimination_offset): Likewise.
18652 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
18653 (expand_epilogue): Likewise.
18654 (avr_legitimize_address): Gut.
18655 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
18656 (avr_hard_regno_nregs): New.
18657 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
18658 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
18659 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
18660 add soft frame pointer.
18661 (CALL_USED_REGISTERS): Likewise.
18662 (REG_CLASS_CONTENTS): Likewise.
18663 (REGISTER_NAMES): Likewise.
18664 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
18665 (HARD_FRAME_POINTER_REGNUM): New.
18666 (FRAME_POINTER_REGNUM): Use soft frame pointer.
18667 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
18668 remove the HARD_FRAME_POINTER self-elimination.
18670 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
18673 * config/avr/avr.c (avr_encode_section_info): Test for absence of
18674 DECL_EXTERNAL when checking for initializers of progmem variables.
18676 2012-01-12 Ira Rosen <irar@il.ibm.com>
18678 PR tree-optimization/51799
18679 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
18680 that the last operation is a type demotion.
18682 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
18684 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
18685 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
18687 2012-01-11 Jakub Jelinek <jakub@redhat.com>
18690 * combine.c (distribute_notes): If i3 is a noreturn call,
18691 allow old_size to be equal to args_size and make sure the
18692 noreturn call gets REG_ARGS_SIZE note.
18693 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
18694 on noreturn calls even when the delta is 0.
18696 2012-01-11 Nathan Sidwell <nathan@acm.org>
18698 * gcov.c (STRING_SIZE): Remove.
18699 (generate_results): Erase annotations for source files with no
18700 coverage information.
18702 (output_lines): Use it.
18704 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18706 * gimple.h (gimplify_body): Remove first argument.
18707 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
18708 pointer set here, instead just pass DATA to walk_tree.
18709 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
18710 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
18711 (unvisit_body): Likewise, but with unmark_visited.
18712 (gimplify_body): Remove BODY_P argument and adjust.
18713 (gimplify_function_tree): Adjust call to gimplify_body.
18714 * omp-low.c (finalize_task_copyfn): Likewise.
18716 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18718 * tree.h (build_function_decl_skip_args): Add boolean parameter.
18719 (build_function_type_skip_args): Delete.
18720 * tree.c (build_function_type_skip_args): Make static and add
18721 SKIP_RETURN parameter. Fix thinko in the handling of variants.
18722 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
18723 pass it to build_function_type_skip_args.
18724 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
18725 (tree_function_versioning): Likewise.
18726 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
18727 build_function_decl_skip_args.
18728 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
18729 and pass it to build_function_decl_skip_args/tree_function_versioning.
18730 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
18731 * ipa-inline-transform.c (save_inline_function_body): Likewise.
18732 * trans-mem.c (ipa_tm_create_version): Likewise.
18733 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
18734 * tree-inline.c (declare_return_variable): Remove always-true test.
18735 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
18736 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
18737 * ipa-split.c (split_function): Skip the return value for the split
18738 part if it doesn't return.
18740 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18742 PR tree-optimization/49642
18743 * ipa-split.c (forbidden_dominators): New variable.
18744 (check_forbidden_calls): New function.
18745 (dominated_by_forbidden): Likewise.
18746 (consider_split): Check for forbidden dominators.
18747 (execute_split_functions): Initialize and free forbidden
18748 dominators info; call check_forbidden_calls.
18750 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18752 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
18754 2012-01-11 Nick Clifton <nickc@redhat.com>
18756 * config/rx/rx.md (return): Define pattern.
18758 2012-01-11 Richard Guenther <rguenther@suse.de>
18760 * doc/extend.texi (malloc attribute): Adjust according to
18763 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
18764 Patrick Marlier <patrick.marlier@gmail.com>
18766 PR middle-end/51516
18767 * trans-mem.c (get_cg_data): Traverse aliases if requested.
18768 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
18769 (ipa_tm_note_irrevocable): Same.
18770 (ipa_tm_scan_irr_block): Same.
18771 (ipa_tm_decrement_clone_counts): Same.
18772 (ipa_tm_scan_irr_function): Same.
18773 (ipa_tm_create_version_alias): Same.
18774 (ipa_tm_create_version): Same.
18775 (ipa_tm_transform_calls_redirect): Same.
18776 (ipa_tm_transform_calls): Same.
18777 (ipa_tm_transform_transaction): Same.
18778 (ipa_tm_execute): Same.
18780 2012-01-10 Richard Guenther <rguenther@suse.de>
18782 PR middle-end/51806
18783 * opts.c (common_handle_option): Handle -Werror.
18785 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
18787 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
18790 2012-01-10 Jason Merrill <jason@redhat.com>
18792 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
18795 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18797 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
18798 supports R_386_TLS_GD_PLT reloc.
18799 (gcc_cv_as_ix86_tlsldmplt): Check if linker
18800 supports R_386_TLS_LDM_PLT reloc.
18801 * configure: Regenerate.
18802 * config.in: Regenerate.
18804 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
18807 Extend __pgmx semantics to linearize memory.
18808 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
18809 determine if code comes inline or from libgcc.
18810 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
18811 (movmem_qi, movmem_qi): Set constraint #2 to "n".
18812 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
18813 (movmemx_qi, movmemx_hi): New insns.
18814 (xload_<mode>_libgcc): Rewrite to new insn condition.
18815 (xload_<mode>): Remove insns.
18816 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
18817 cases that don't satisfy avr_xload_libgcc_p().
18818 (avr_addr_space_convert): Allow converting in any direction.
18819 (avr_addr_space_subset_p): Return always true.
18820 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
18821 (avr_emit_movmemhi): Ditto.
18822 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
18823 (avr_out_movmem): Ditto.
18824 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
18825 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
18826 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
18827 (avr_encode_section_info): Encode 'progmem' in symbol flags.
18828 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
18830 2012-01-10 Richard Guenther <rguenther@suse.de>
18832 PR tree-optimization/50913
18833 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
18834 Require data-refs to be representable by Graphite with respect
18837 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
18839 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
18840 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
18842 2012-01-10 Tom de Vries <tom@codesourcery.com>
18844 PR rtl-optimization/51271
18845 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
18846 handling annulled branch.
18848 2012-01-10 Richard Henderson <rth@redhat.com>
18850 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
18851 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
18852 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
18853 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
18854 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
18855 arm_expand_vec_perm_const): New.
18856 * config/arm/arm-protos.h: Update.
18857 * config/arm/neon.md (UNSPEC_VCONCAT): New.
18858 (*neon_vswp<VDQX>): New.
18859 (neon_vcombine<VDX>): Use neon_split_vcombine.
18860 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
18861 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
18862 (vec_perm<VE>): New.
18864 2012-01-10 Richard Henderson <rth@redhat.com>
18866 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
18867 use it if reload_completed.
18868 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
18869 arm_output_asm_insn, arm_process_output_memory_barrier,
18870 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
18871 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
18872 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
18873 arm_process_output_sync_insn, arm_output_sync_insn,
18874 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
18875 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
18876 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
18877 (emit_unlikely_jump): New.
18878 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
18879 (arm_split_atomic_op): New.
18880 * config/arm/arm-protos.h: Update.
18881 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
18882 (struct arm_sync_generator): Remove.
18883 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
18884 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
18885 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
18886 (VUNSPEC_LL, VUNSPEC_SC): New.
18887 (sync_result, sync_memory, sync_required_value, sync_new_value,
18888 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
18889 (attr length): Don't use arm_sync_loop_insns.
18890 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
18891 (movsfcc, movdfcc): Likewise.
18892 * config/arm/constraints.md (Ua): New.
18893 * config/arm/prediates.md (mem_noofs_operand): New.
18894 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
18895 (sync_clobber, sync_t2_reqd): Remove.
18896 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
18897 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
18898 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
18899 (arm_sync_compare_and_swap<SIDI>): Remove.
18900 (arm_sync_compare_and_swap<NARROW>): Remove.
18901 (arm_sync_lock_test_and_set<SIDI>): Remove.
18902 (arm_sync_lock_test_and_set<NARROW>): Remove.
18903 (arm_sync_new_<syncop><SIDI>): Remove.
18904 (arm_sync_new_<syncop><NARROW>): Remove.
18905 (arm_sync_new_nand<SIDI>): Remove.
18906 (arm_sync_new_nand<NARROW>): Remove.
18907 (arm_sync_old_<syncop><SIDI>): Remove.
18908 (arm_sync_old_<syncop><NARROW>): Remove.
18909 (arm_sync_old_nand<SIDI>): Remove.
18910 (arm_sync_old_nand<NARROW>): Remove.
18911 (*memory_barrier): Merge arm_output_memory_barrier.
18912 (atomic_compare_and_swap<QHSD>): New.
18913 (atomic_compare_and_swap<NARROW>_1): New.
18914 (atomic_compare_and_swap<SIDI>_1): New.
18915 (atomic_exchange<QHSD>): New.
18916 (cas_cmp_operand, cas_cmp_str): New.
18917 (atomic_op_operand, atomic_op_str): New.
18918 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
18919 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
18920 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
18921 (arm_load_exclusive<NARROW>): New.
18922 (arm_load_exclusivesi, arm_load_exclusivedi): New.
18923 (arm_store_exclusive<QHSD>): New.
18925 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
18927 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
18928 reload patterns if -mvsx-scalar-memory.
18930 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
18931 generated, even -mno-vsx-scalar-double was used.
18932 (vsx_xscvdpsp_scalar): Likewise.
18933 (vsx_xscvspdp_scalar2): Likewise.
18935 2012-01-09 Tom de Vries <tom@codesourcery.com>
18936 Andrew Pinski <apinski@cavium.com>
18939 * reorg.c (fill_slots_from_thread): Don't speculate
18940 frame-related insns.
18942 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
18944 * sched-int.h (bb_note): Move to...
18945 * basic-block.h: ...here.
18946 * haifa-sched.c (bb_note): Move to...
18947 * cfgrtl.c: ...here.
18948 * function.c (next_block_for_reg): New function.
18949 (move_insn_for_shrink_wrap): Likewise.
18950 (prepare_shrink_wrap): Rewrite to use the above.
18952 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
18954 * gimple.c (is_gimple_non_addressable): Remove.
18955 * gimple.h: Remove is_gimple_non_addressable.
18956 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
18957 is_gimple_non_addressable.
18958 * trans-mem.c (expand_assign_tm): Same.
18960 2012-01-09 Richard Guenther <rguenther@suse.de>
18962 PR tree-optimization/51775
18963 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
18964 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
18966 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18968 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
18970 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
18972 2012-01-09 Richard Guenther <rguenther@suse.de>
18974 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
18976 2012-01-08 Jan Hubicka <jh@suse.cz>
18978 PR tree-optimize/51680
18979 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
18980 on when known_vals needs to be computed; cleanup.
18982 2012-01-08 Jan Hubicka <jh@suse.cz>
18984 PR tree-optimize/51694
18985 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
18987 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
18989 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
18990 for -std=c++98 and -std=c++11 too.
18992 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
18994 * cfgloop.c (cancel_loop): Add free() of bbs array.
18996 2012-01-07 Jan Hubicka <jh@suse.cz>
18998 PR tree-optimization/51600
18999 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
19000 that benefits small functions.
19002 2012-01-07 Jan Hubicka <jh@suse.cz>
19004 * ipa-inline.c (want_inline_small_function_p): Fix formating.
19006 2012-01-07 Jan Hubicka <jh@suse.cz>
19008 PR tree-optimization/51680
19009 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
19010 whose inlining reduce unit size.
19012 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
19015 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
19016 Add canonical node to containing_mem chain after the non-canonical
19017 one, even if there weren't any locs to propagate.
19018 (remove_useless_values): Keep only canonical values.
19019 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
19020 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
19021 canonicalize mem_chain elements that are not discarded.
19023 2012-01-06 Jakub Jelinek <jakub@redhat.com>
19026 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
19027 before emitting functions.
19029 PR gcov-profile/50127
19030 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
19031 clear_aux_for_blocks.
19033 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
19036 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
19038 2012-01-06 Arnaud Charlet <charlet@adacore.com>
19040 * c-decl.c (ext_block): Moved up.
19041 (collect_all_refs, for_each_global_decl): Take ext_block into account.
19043 2012-01-06 Han Shen <shenhan@google.com>
19045 Translate built-in include paths for sysroot.
19046 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
19047 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
19049 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
19050 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
19052 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
19053 control whether sysroot should be prepended to gxx include dir.
19055 * configure: Regenerate.
19057 2012-01-06 Torvald Riegel <triegel@redhat.com>
19059 PR rtl-optimization/51771
19060 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
19061 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
19063 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
19065 PR tree-optimization/51315
19066 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
19067 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
19069 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
19072 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
19073 for shrp pattern. Correctly handle and fixup shift variable.
19074 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
19076 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19079 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
19080 note when !ACCUMULATE_OUTGOING_ARGS.
19082 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
19084 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
19086 (extract_range_from_unary_expr_1): Avoid useless computations.
19088 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19090 PR rtl-optimization/51767
19091 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
19092 of jump_block and add an extra edge for degenerated asm gotos.
19094 PR middle-end/51768
19095 * stmt.c (check_unique_operand_names): Don't ICE during error
19096 reporting if i is from labels chain.
19098 PR middle-end/44777
19099 * profile.c (branch_prob): Split bbs that have exit edge
19100 and need a fake entry edge too.
19102 2012-01-05 Jan Hubicka <jh@suse.cz>
19104 PR middle-end/49710
19105 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
19108 2012-01-05 Richard Guenther <rguenther@suse.de>
19111 * tree-streamer-out.c (write_ts_optimization): New function.
19112 (streamer_write_tree_body): Call it.
19113 * tree-streamer-in.c (lto_input_ts_optimization): New function.
19114 (streamer_read_tree_body): Call it.
19115 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
19117 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19119 PR middle-end/51761
19120 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
19121 * gimplify.c (gimplify_cleanup_point_expr): Save and set
19122 in_cleanup_point_expr before gimplify_stmt call and restore it
19124 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
19125 in_cleanup_point_expr is false.
19127 2012-01-05 Richard Guenther <rguenther@suse.de>
19129 PR middle-end/51764
19130 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
19132 * toplev.c (process_options): Reject combining mudflap and LTO.
19133 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
19135 2012-01-05 Richard Guenther <rguenther@suse.de>
19137 PR tree-optimization/51760
19138 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
19140 (bit_value_unop): Handle UNDEFINED operands.
19141 (bit_value_binop): Likewise.
19143 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
19145 * config/avr/avr.c (avr_replace_prefix): Remove.
19146 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
19147 (avr_asm_function_rodata_section): Ditto.
19148 (avr_asm_select_section): Ditto.
19150 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
19152 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
19155 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19158 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
19159 calls that have any non-fake successor edges.
19162 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
19164 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
19166 PR tree-optimization/51624
19167 * tree-sra.c (build_ref_for_model): When replicating a chain of
19168 COMPONENT_REFs, stop as soon as the offset would become negative.
19170 2012-01-04 Jakub Jelinek <jakub@redhat.com>
19173 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
19174 in .debug_loc on the floor.
19176 2012-01-04 Andrew Pinski <apinski@cavium.com>
19178 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
19180 2012-01-04 Andrew Pinski <apinski@cavium.com>
19181 Adam Nemet <anemet@caviumnetworks.com>
19183 * config/mips/mips.md (size): Add SI and DI.
19184 (SIZE): New mode attribute.
19185 (U): New code attribute.
19186 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
19187 (mips_lbux_<mode>): Delete.
19188 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
19189 (mips_lhx): Use gen_mips_lhx_extsi.
19190 (mips_lhx_<mode>): Delete.
19191 (mips_lwx): Delete.
19192 (mips_l<size>x): New expand.
19193 (mips_lwx_<mode>): Delete.
19194 (mips_l<GPR:size>x_<P:mode>): New pattern.
19195 (*mips_lw<u>x_<P:mode>_ext): Likewise.
19196 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
19197 * config/mips/mips.c (mips_lx_address_p): New function.
19198 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
19199 (dsp64): New availability predicate.
19200 (mips_builtins): Add an entry for __builtin_mips_ldx.
19201 * config/mips/mips.h (ISA_HAS_LBX): New define.
19202 (ISA_HAS_LBUX): Likewise.
19203 (ISA_HAS_LHX): Likewise.
19204 (ISA_HAS_LHUX): Likewise.
19205 (ISA_HAS_LWX): Likewise.
19206 (ISA_HAS_LWUX): Likewise.
19207 (ISA_HAS_LDX): Likewise.
19208 * doc/extend.texi (__builtin_mips_ldx): Document.
19210 2012-01-04 Tristan Gingold <gingold@adacore.com>
19212 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
19213 when long pointers are used.
19214 * config.build (*-*-*vms*): Handle all OpenVMS targets.
19215 (alpha64-dec-*vms*, alpha*-dec-*vms*)
19216 (ia64-hp-*vms*): Remove.
19217 * config/vms/xm-vms64.h: Delete.
19219 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19221 PR middle-end/51472
19222 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
19224 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19226 * opts.c (finish_options): Remove duplicate sorry.
19228 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19230 PR middle-end/51696
19231 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
19234 2012-01-04 Richard Guenther <rguenther@suse.de>
19236 PR middle-end/51750
19237 * tree.c (size_low_cst): New function.
19238 * tree.h (size_low_cst): Declare.
19239 * fold-const.c (fold_comparison): Use it to extract the low
19240 part of the POINTER_PLUS_EXPR offset.
19242 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
19244 Fix clearing ZERO_REG
19245 * config/avr/avr.md (cc): Add alternative "ldi".
19246 (movqi_insn): Use it in cc attribute.
19247 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
19248 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
19249 (output_reload_insisf): Use ZERO_REG to pre-clear register.
19251 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19253 * configure: Regenerate.
19255 2012-01-04 Richard Guenther <rguenther@suse.de>
19257 PR tree-optimization/49651
19258 * tree-ssa-structalias.c (type_can_have_subvars): New function.
19259 (var_can_have_subvars): Use it.
19260 (get_constraint_for_1): Only consider subfields if there can be any.
19262 2012-01-03 Jakub Jelinek <jakub@redhat.com>
19265 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
19266 to its new canonical_cselib_val and the cselib_val was in
19267 first_containing_mem chain, but the canonical_cselib_val was not,
19268 add the latter into the chain.
19269 (cselib_invalidate_mem): Compare canonical_cselib_val of
19270 addr_list chain elt with v.
19273 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
19274 dwarf2out_undef): Allocate e.info using ggc_strdup instead
19276 (output_macinfo_op): Don't ggc_strdup fd->filename.
19277 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
19278 then ggc_strdup it. Don't free inc->info or cur->info.
19279 (output_macinfo): Don't free ref->info or file->info.
19281 2012-01-03 Ira Rosen <irar@il.ibm.com>
19283 PR tree-optimization/51269
19284 * tree-vect-loop-manip.c (set_prologue_iterations): Make
19285 first_niters a pointer.
19286 (slpeel_tree_peel_loop_to_edge): Likewise.
19287 (vect_do_peeling_for_loop_bound): Update call to
19288 slpeel_tree_peel_loop_to_edge.
19289 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
19290 here. Remove it from the parameters list.
19291 (vect_do_peeling_for_alignment): Update calls and compute
19292 wide_prolog_niters.
19294 2012-01-03 Richard Guenther <rguenther@suse.de>
19296 PR tree-optimization/51070
19297 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
19298 Properly handle calls.
19300 2012-01-03 Richard Guenther <rguenther@suse.de>
19302 PR tree-optimization/51692
19303 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
19304 the LHS of allocation stmts.
19306 2012-01-03 Olivier Hainque <hainque@adacore.com>
19308 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
19310 2012-01-03 Olivier Hainque <hainque@adacore.com>
19312 * collect2.c (main): In AIX specific computations for vector
19313 insertions, use CONST_CAST2 to cast from char ** to const char **.
19315 2012-01-03 Richard Guenther <rguenther@suse.de>
19318 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
19319 the context of a limbo DIE when it does not already exist.
19321 2012-01-03 Jakub Jelinek <jakub@redhat.com>
19323 PR tree-optimization/51719
19324 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
19325 but direct call is, clear direct call's lhs and don't add fallthrough
19326 edge from dcall_bb to join_bb and PHIs.
19328 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19330 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
19331 the instructions emitted by the pattern.
19332 ("*TDC_insn_<mode>"): Add comment.
19334 2012-01-03 Richard Guenther <rguenther@suse.de>
19336 PR middle-end/51730
19337 * fold-const.c (fold_comparison): Properly canonicalize
19338 tree offset and HOST_WIDE_INT bit position.
19340 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
19342 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
19343 operands for extzv pattern.
19345 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19348 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
19351 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
19353 * doc/invoke.texi (-flto and related options): Copy-edit.
19355 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19357 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
19359 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19361 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
19364 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19366 * expr.h (move_by_pieces_ninsns): Declare.
19367 * expr.c (move_by_pieces_ninsns): Make external.
19368 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
19369 (mips_store_by_pieces_p): Likewise.
19370 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
19371 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
19372 * config/mips/mips.c (mips_move_by_pieces_p): New function.
19373 (mips_store_by_pieces_p): Likewise.
19375 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19377 * passes.c (register_one_dump_file): Free full_name.
19379 * reload1.c (reload): Don't allocate reg_max_ref_width here.
19380 (calculate_elim_costs_all_insns): Free offsets_at and
19381 offsets_known_at at the end and clear the pointers.
19383 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19385 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
19386 this option introduced in r180739.
19388 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19391 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
19392 (tmake_file target=avr): Add avr/t-multilib.
19394 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
19395 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
19396 * config/avr/genmultilib.awk: New file.
19397 * config/avr/t-multilib: New auto-generated file.
19398 * config/avr/multilib.h: New auto-generated file.
19399 * config/avr/t-avr (AVR_MCUS): New variable.
19400 (genopt.sh): Use it.
19401 (s-mlib): Depend on t-multilib.
19402 (t-multilib, multilib.h): New dependencies.
19403 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
19404 (MULTILIB_OPTIONS): Remove.
19405 (MULTILIB_MATCHES): Remove.
19406 (MULTILIB_DIRNAMES): Remove.
19407 (MULTILIB_EXCEPTIONS): Remove:
19408 * config/avr/genopt.sh: Don't use hard coded file name;
19409 pass AVR_MCUS from t-avr instead.
19411 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19413 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
19415 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19417 Implement light-weight DImode support.
19418 * config/avr/avr-dimode.md: New file.
19419 * config/avr/avr.md: Include it.
19420 (adjust_len): Add plus64, compare64.
19421 (HIDI): Remove code iterator.
19422 (code_stdname): New code attribute.
19423 (rotx, rotsmode): Remove DI.
19424 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
19426 * config/avr/avr-protos.h (avr_have_dimode): New.
19427 (avr_out_plus64, avr_out_compare64): New.
19428 * config/avr/avr.c (avr_out_compare): Handle DImode.
19429 (avr_have_dimode): New variable definition and initialization.
19430 (avr_out_compare64, avr_out_plus64): New functions.
19431 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
19432 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
19433 (avr_compare_pattern): Skip DImode comparisons.
19435 2012-01-02 Revital Eres <revital.eres@linaro.org>
19437 * ddg.c (def_has_ccmode_p): New function.
19438 (add_cross_iteration_register_deps,
19439 create_ddg_dep_from_intra_loop_link): Call it.
19441 2012-01-02 Richard Guenther <rguenther@suse.de>
19444 * invoke.texi (fassociative-math): Remove spurious paranthesis.
19446 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19448 * gcc.c (process_command): Update copyright notice dates.
19449 * gcov.c (print_version): Likewise.
19450 * gcov-dump.c (print_version): Likewise.
19451 * mips-tfile.c (main): Likewise.
19452 * mips-tdump.c (main): Likewise.
19454 2012-01-01 Ira Rosen <irar@il.ibm.com>
19456 PR tree-optimization/51704
19457 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
19458 a use is inside the basic block or loop before accessing its vect info.
19460 2012-01-01 Jan Hubicka <jhjh@suse.cz>
19462 PR rtl-optimization/51069
19463 * cfgloopmanip.c (remove_path): Removing path making irreducible
19464 region unconditional makes BB part of the region.
19466 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19468 PR tree-optimization/51683
19469 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
19470 calls with side-effects.
19471 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
19473 Copyright (C) 2012 Free Software Foundation, Inc.
19475 Copying and distribution of this file, with or without modification,
19476 are permitted in any medium without royalty provided the copyright
19477 notice and this notice are preserved.